cluster/ec: Added erasure code translator

Change-Id: I293917501d5c2ca4cdc6303df30cf0b568cea361
BUG: 1118629
Signed-off-by: Xavier Hernandez <xhernandez@datalab.es>
Reviewed-on: http://review.gluster.org/7749
Reviewed-by: Krishnan Parthasarathi <kparthas@redhat.com>
Reviewed-by: Jeff Darcy <jdarcy@redhat.com>
Tested-by: Gluster Build System <jenkins@build.gluster.com>
Reviewed-by: Vijay Bellur <vbellur@redhat.com>

27 files changed, 26034 insertions, 1 deletions

diff --git a/configure.ac b/configure.ac
index 8ea92b988b4..d7350912fd9 100644
--- a/configure.ac
+++ b/configure.ac
@@ -72,6 +72,8 @@ AC_CONFIG_FILES([Makefile
                 xlators/cluster/stripe/src/Makefile
                 xlators/cluster/dht/Makefile
                 xlators/cluster/dht/src/Makefile
+                xlators/cluster/ec/Makefile
+                xlators/cluster/ec/src/Makefile
                 xlators/performance/Makefile
                 xlators/performance/write-behind/Makefile
                 xlators/performance/write-behind/src/Makefile
diff --git a/xlators/cluster/Makefile.am b/xlators/cluster/Makefile.am
index 0990822a7d3..903fbb39f12 100644
--- a/xlators/cluster/Makefile.am
+++ b/xlators/cluster/Makefile.am
@@ -1,3 +1,3 @@
-SUBDIRS = stripe afr dht
+SUBDIRS = stripe afr dht ec
 
 CLEANFILES = 
diff --git a/xlators/cluster/ec/Makefile.am b/xlators/cluster/ec/Makefile.am
new file mode 100644
index 00000000000..d471a3f9243
--- /dev/null
+++ b/xlators/cluster/ec/Makefile.am
@@ -0,0 +1,3 @@
+SUBDIRS = src
+
+CLEANFILES = 
diff --git a/xlators/cluster/ec/src/Makefile.am b/xlators/cluster/ec/src/Makefile.am
new file mode 100644
index 00000000000..e2a9330a944
--- /dev/null
+++ b/xlators/cluster/ec/src/Makefile.am
@@ -0,0 +1,49 @@
+xlator_LTLIBRARIES = ec.la
+xlatordir = $(libdir)/glusterfs/$(PACKAGE_VERSION)/xlator/cluster
+
+ec_sources := ec.c
+ec_sources += ec-data.c
+ec_sources += ec-helpers.c
+ec_sources += ec-common.c
+ec_sources += ec-generic.c
+ec_sources += ec-locks.c
+ec_sources += ec-dir-read.c
+ec_sources += ec-dir-write.c
+ec_sources += ec-inode-read.c
+ec_sources += ec-inode-write.c
+ec_sources += ec-combine.c
+ec_sources += ec-gf.c
+ec_sources += ec-method.c
+ec_sources += ec-heal.c
+
+ec_headers := ec.h
+ec_headers += ec-mem-types.h
+ec_headers += ec-helpers.h
+ec_headers += ec-data.h
+ec_headers += ec-fops.h
+ec_headers += ec-common.h
+ec_headers += ec-combine.h
+ec_headers += ec-gf.h
+ec_headers += ec-method.h
+
+ec_ext_sources = $(top_builddir)/xlators/lib/src/libxlator.c
+
+ec_ext_headers = $(top_builddir)/xlators/lib/src/libxlator.h
+
+ec_la_LDFLAGS = -module -avoid-version
+ec_la_SOURCES = $(ec_sources) $(ec_headers) $(ec_ext_sources) $(ec_ext_headers)
+ec_la_LIBADD = $(top_builddir)/libglusterfs/src/libglusterfs.la
+
+AM_CPPFLAGS  = $(GF_CPPFLAGS)
+AM_CPPFLAGS += -I$(top_srcdir)/libglusterfs/src
+AM_CPPFLAGS += -I$(top_srcdir)/xlators/lib/src
+
+AM_CFLAGS = -Wall $(GF_CFLAGS)
+
+CLEANFILES =
+
+install-data-hook:
+	ln -sf ec.so $(DESTDIR)$(xlatordir)/disperse.so
+
+uninstall-local:
+	rm -f $(DESTDIR)$(xlatordir)/disperse.so
diff --git a/xlators/cluster/ec/src/ec-combine.c b/xlators/cluster/ec/src/ec-combine.c
new file mode 100644
index 00000000000..07d819a9a3d
--- /dev/null
+++ b/xlators/cluster/ec/src/ec-combine.c
@@ -0,0 +1,787 @@
+/*
+  Copyright (c) 2012 DataLab, s.l. <http://www.datalab.es>
+
+  This file is part of the cluster/ec translator for GlusterFS.
+
+  The cluster/ec translator for GlusterFS is free software: you can
+  redistribute it and/or modify it under the terms of the GNU General
+  Public License as published by the Free Software Foundation, either
+  version 3 of the License, or (at your option) any later version.
+
+  The cluster/ec translator for GlusterFS is distributed in the hope
+  that it will be useful, but WITHOUT ANY WARRANTY; without even the
+  implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+  PURPOSE. See the GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with the cluster/ec translator for GlusterFS. If not, see
+  <http://www.gnu.org/licenses/>.
+*/
+
+#include <fnmatch.h>
+
+#include "libxlator.h"
+
+#include "ec-data.h"
+#include "ec-helpers.h"
+#include "ec-common.h"
+#include "ec-combine.h"
+
+struct _ec_dict_info;
+typedef struct _ec_dict_info ec_dict_info_t;
+
+struct _ec_dict_combine;
+typedef struct _ec_dict_combine ec_dict_combine_t;
+
+struct _ec_dict_info
+{
+    dict_t * dict;
+    int32_t  count;
+};
+
+struct _ec_dict_combine
+{
+    ec_cbk_data_t * cbk;
+    int32_t         which;
+};
+
+void ec_iatt_time_merge(uint32_t * dst_sec, uint32_t * dst_nsec,
+                        uint32_t src_sec, uint32_t src_nsec)
+{
+    if ((*dst_sec < src_sec) ||
+        ((*dst_sec == src_sec) && (*dst_nsec < src_nsec)))
+    {
+        *dst_sec = src_sec;
+        *dst_nsec = src_nsec;
+    }
+}
+
+int32_t ec_iatt_combine(struct iatt * dst, struct iatt * src, int32_t count)
+{
+    int32_t i;
+
+    for (i = 0; i < count; i++)
+    {
+        if ((dst->ia_ino != src->ia_ino) ||
+            (dst->ia_uid != src->ia_uid) ||
+            (dst->ia_gid != src->ia_gid) ||
+            (((dst->ia_type == IA_IFBLK) || (dst->ia_type == IA_IFCHR)) &&
+             (dst->ia_rdev != src->ia_rdev)) ||
+            ((dst->ia_type == IA_IFREG) && (dst->ia_size != src->ia_size)) ||
+            (st_mode_from_ia(dst->ia_prot, dst->ia_type) !=
+             st_mode_from_ia(src->ia_prot, src->ia_type)) ||
+            (uuid_compare(dst->ia_gfid, src->ia_gfid) != 0))
+        {
+            gf_log(THIS->name, GF_LOG_WARNING,
+                   "Failed to combine iatt (inode: %lu-%lu, links: %u-%u, "
+                   "uid: %u-%u, gid: %u-%u, rdev: %lu-%lu, size: %lu-%lu, "
+                   "mode: %o-%o)",
+                   dst->ia_ino, src->ia_ino, dst->ia_nlink, src->ia_nlink,
+                   dst->ia_uid, src->ia_uid, dst->ia_gid, src->ia_gid,
+                   dst->ia_rdev, src->ia_rdev, dst->ia_size, src->ia_size,
+                   st_mode_from_ia(dst->ia_prot, dst->ia_type),
+                   st_mode_from_ia(src->ia_prot, dst->ia_type));
+
+            return 0;
+        }
+    }
+
+    while (count-- > 0)
+    {
+        dst->ia_blocks += src->ia_blocks;
+        if (dst->ia_blksize < src->ia_blksize)
+        {
+            dst->ia_blksize = src->ia_blksize;
+        }
+
+        ec_iatt_time_merge(&dst->ia_atime, &dst->ia_atime_nsec, src->ia_atime,
+                           src->ia_atime_nsec);
+        ec_iatt_time_merge(&dst->ia_mtime, &dst->ia_mtime_nsec, src->ia_mtime,
+                           src->ia_mtime_nsec);
+        ec_iatt_time_merge(&dst->ia_ctime, &dst->ia_ctime_nsec, src->ia_ctime,
+                           src->ia_ctime_nsec);
+    }
+
+    return 1;
+}
+
+void ec_iatt_rebuild(ec_t * ec, struct iatt * iatt, int32_t count,
+                     int32_t answers)
+{
+    size_t blocks;
+
+    while (count-- > 0)
+    {
+        blocks = iatt[count].ia_blocks * ec->fragments + answers - 1;
+        blocks /= answers;
+        iatt[count].ia_blocks = blocks;
+    }
+}
+
+int32_t ec_dict_data_compare(dict_t * dict, char * key, data_t * value,
+                             void * arg)
+{
+    ec_dict_info_t * info = arg;
+    data_t * data;
+
+    data = dict_get(info->dict, key);
+    if (data == NULL)
+    {
+        gf_log("ec", GF_LOG_DEBUG, "key '%s' found only on one dict", key);
+
+        return -1;
+    }
+
+    info->count--;
+
+    if ((strcmp(key, GF_CONTENT_KEY) == 0) ||
+        (strcmp(key, GF_XATTR_PATHINFO_KEY) == 0) ||
+        (strcmp(key, GF_XATTR_USER_PATHINFO_KEY) == 0) ||
+        (strcmp(key, GF_XATTR_LOCKINFO_KEY) == 0) ||
+        (strcmp(key, GF_XATTR_CLRLK_CMD) == 0) ||
+        (strcmp(key, GLUSTERFS_OPEN_FD_COUNT) == 0) ||
+        (fnmatch(GF_XATTR_STIME_PATTERN, key, 0) == 0) ||
+        (XATTR_IS_NODE_UUID(key)))
+    {
+        return 0;
+    }
+
+    if ((data->len != value->len) ||
+        (memcmp(data->data, value->data, data->len) != 0))
+    {
+        gf_log("ec", GF_LOG_DEBUG, "key '%s' is different (size: %u, %u)",
+               key, data->len, value->len);
+
+        return -1;
+    }
+
+    return 0;
+}
+
+int32_t ec_dict_data_show(dict_t * dict, char * key, data_t * value,
+                          void * arg)
+{
+    if (dict_get(arg, key) == NULL)
+    {
+        gf_log("ec", GF_LOG_DEBUG, "key '%s' found only on one dict", key);
+    }
+
+    return 0;
+}
+
+int32_t ec_dict_compare(dict_t * dict1, dict_t * dict2)
+{
+    ec_dict_info_t info;
+    dict_t * dict;
+
+    if (dict1 != NULL)
+    {
+        info.dict = dict1;
+        info.count = dict1->count;
+        dict = dict2;
+    }
+    else if (dict2 != NULL)
+    {
+        info.dict = dict2;
+        info.count = dict2->count;
+        dict = dict1;
+    }
+    else
+    {
+        return 1;
+    }
+
+    if (dict != NULL)
+    {
+        if (dict_foreach(dict, ec_dict_data_compare, &info) != 0)
+        {
+            return 0;
+        }
+    }
+
+    if (info.count != 0)
+    {
+        dict_foreach(info.dict, ec_dict_data_show, dict);
+    }
+
+    return (info.count == 0);
+}
+
+int32_t ec_dict_list(data_t ** list, int32_t * count, ec_cbk_data_t * cbk,
+                     int32_t which, char * key)
+{
+    ec_cbk_data_t * ans;
+    dict_t * dict;
+    int32_t i, max;
+
+    max = *count;
+    i = 0;
+    for (ans = cbk; ans != NULL; ans = ans->next)
+    {
+        if (i >= max)
+        {
+            gf_log(cbk->fop->xl->name, GF_LOG_ERROR, "Unexpected number of "
+                                                     "dictionaries");
+
+            return 0;
+        }
+
+        dict = (which == EC_COMBINE_XDATA) ? ans->xdata : ans->dict;
+        list[i] = dict_get(dict, key);
+        if (list[i] == NULL)
+        {
+            gf_log(cbk->fop->xl->name, GF_LOG_ERROR, "Unexpected missing "
+                                                     "dictionary entry");
+
+            return 0;
+        }
+
+        i++;
+    }
+
+    *count = i;
+
+    return 1;
+}
+
+char * ec_concat_prepare(xlator_t * xl, char ** sep, char ** post,
+                         const char * fmt, va_list args)
+{
+    char * str, * tmp;
+    int32_t len;
+
+    len = gf_vasprintf(&str, fmt, args);
+    if (len < 0)
+    {
+        return NULL;
+    }
+
+    tmp = strchr(str, '{');
+    if (tmp == NULL)
+    {
+        goto out;
+    }
+    *tmp++ = 0;
+    *sep = tmp;
+    tmp = strchr(tmp, '}');
+    if (tmp == NULL)
+    {
+        goto out;
+    }
+    *tmp++ = 0;
+    *post = tmp;
+
+    return str;
+
+out:
+    gf_log(xl->name, GF_LOG_ERROR, "Invalid concat format");
+
+    GF_FREE(str);
+
+    return NULL;
+}
+
+int32_t ec_dict_data_concat(const char * fmt, ec_cbk_data_t * cbk,
+                            int32_t which, char * key, ...)
+{
+    data_t * data[cbk->count];
+    size_t len, tmp;
+    char * str = NULL, * pre = NULL, * sep, * post;
+    dict_t * dict;
+    va_list args;
+    int32_t i, num, prelen, postlen, seplen;
+    int32_t ret = -1;
+
+    num = cbk->count;
+    if (!ec_dict_list(data, &num, cbk, which, key))
+    {
+        return -1;
+    }
+
+    va_start(args, key);
+    pre = ec_concat_prepare(cbk->fop->xl, &sep, &post, fmt, args);
+    va_end(args);
+
+    if (pre == NULL)
+    {
+        return -1;
+    }
+
+    prelen = strlen(pre);
+    seplen = strlen(sep);
+    postlen = strlen(post);
+
+    len = prelen + (num - 1) * seplen + postlen + 1;
+    for (i = 0; i < num; i++)
+    {
+        len += data[i]->len - 1;
+    }
+
+    str = GF_MALLOC(len, gf_common_mt_char);
+    if (str == NULL)
+    {
+        goto out;
+    }
+
+    memcpy(str, pre, prelen);
+    len = prelen;
+    for (i = 0; i < num; i++)
+    {
+        memcpy(str + len, sep, seplen);
+        len += seplen;
+        tmp = data[i]->len - 1;
+        memcpy(str + len, data[i]->data, tmp);
+        len += tmp;
+    }
+    memcpy(str + len, post, postlen + 1);
+
+    dict = (which == EC_COMBINE_XDATA) ? cbk->xdata : cbk->dict;
+    if (dict_set_dynstr(dict, key, str) != 0)
+    {
+        goto out;
+    }
+
+    str = NULL;
+
+    ret = 0;
+
+out:
+    GF_FREE(str);
+    GF_FREE(pre);
+
+    return ret;
+}
+
+int32_t ec_dict_data_merge(ec_cbk_data_t * cbk, int32_t which, char * key)
+{
+    data_t * data[cbk->count];
+    dict_t * dict, * lockinfo, * tmp;
+    char * ptr = NULL;
+    int32_t i, num, len;
+    int32_t ret = -1;
+
+    num = cbk->count;
+    if (!ec_dict_list(data, &num, cbk, which, key))
+    {
+        return -1;
+    }
+
+    if (dict_unserialize(data[0]->data, data[0]->len, &lockinfo) != 0)
+    {
+        return -1;
+    }
+
+    for (i = 1; i < num; i++)
+    {
+        if (dict_unserialize(data[i]->data, data[i]->len, &tmp) != 0)
+        {
+            goto out;
+        }
+        if (dict_copy(tmp, lockinfo) == NULL)
+        {
+            dict_unref(tmp);
+
+            goto out;
+        }
+
+        dict_unref(tmp);
+    }
+
+    len = dict_serialized_length(lockinfo);
+    if (len < 0)
+    {
+        goto out;
+    }
+    ptr = GF_MALLOC(len, gf_common_mt_char);
+    if (ptr == NULL)
+    {
+        goto out;
+    }
+    if (dict_serialize(lockinfo, ptr) != 0)
+    {
+        goto out;
+    }
+    dict = (which == EC_COMBINE_XDATA) ? cbk->xdata : cbk->dict;
+    if (dict_set_dynptr(dict, key, ptr, len) != 0)
+    {
+        goto out;
+    }
+
+    ptr = NULL;
+
+    ret = 0;
+
+out:
+    GF_FREE(ptr);
+    dict_unref(lockinfo);
+
+    return ret;
+}
+
+int32_t ec_dict_data_uuid(ec_cbk_data_t * cbk, int32_t which, char * key)
+{
+    ec_cbk_data_t * ans, * min;
+    dict_t * src, * dst;
+    data_t * data;
+
+    min = cbk;
+    for (ans = cbk->next; ans != NULL; ans = ans->next)
+    {
+        if (ans->idx < min->idx)
+        {
+            min = ans;
+        }
+    }
+
+    if (min != cbk)
+    {
+        src = (which == EC_COMBINE_XDATA) ? min->xdata : min->dict;
+        dst = (which == EC_COMBINE_XDATA) ? cbk->xdata : cbk->dict;
+
+        data = dict_get(src, key);
+        if (data == NULL)
+        {
+            return -1;
+        }
+        if (dict_set(dst, key, data) != 0)
+        {
+            return -1;
+        }
+    }
+
+    return 0;
+}
+
+int32_t ec_dict_data_max(ec_cbk_data_t * cbk, int32_t which, char * key)
+{
+    data_t * data[cbk->count];
+    dict_t * dict;
+    int32_t i, num;
+    uint32_t max, tmp;
+
+    num = cbk->count;
+    if (!ec_dict_list(data, &num, cbk, which, key))
+    {
+        return -1;
+    }
+
+    if (num <= 1)
+    {
+        return 0;
+    }
+
+    max = data_to_uint32(data[0]);
+    for (i = 1; i < num; i++)
+    {
+        tmp = data_to_uint32(data[i]);
+        if (max < tmp)
+        {
+            max = tmp;
+        }
+    }
+
+    dict = (which == EC_COMBINE_XDATA) ? cbk->xdata : cbk->dict;
+    if (dict_set_uint32(dict, key, max) != 0)
+    {
+        return -1;
+    }
+
+    return 0;
+}
+
+int32_t ec_dict_data_stime(ec_cbk_data_t * cbk, int32_t which, char * key)
+{
+    data_t * data[cbk->count];
+    dict_t * dict;
+    int32_t i, num;
+
+    num = cbk->count;
+    if (!ec_dict_list(data, &num, cbk, which, key))
+    {
+        return -1;
+    }
+
+    dict = (which == EC_COMBINE_XDATA) ? cbk->xdata : cbk->dict;
+    for (i = 1; i < num; i++)
+    {
+        if (gf_get_max_stime(cbk->fop->xl, dict, key, data[i]) != 0)
+        {
+            gf_log(cbk->fop->xl->name, GF_LOG_ERROR, "STIME combination "
+                                                     "failed");
+
+            return -1;
+        }
+    }
+
+    return 0;
+}
+
+int32_t ec_dict_data_combine(dict_t * dict, char * key, data_t * value,
+                             void * arg)
+{
+    ec_dict_combine_t * data = arg;
+
+    if ((strcmp(key, GF_XATTR_PATHINFO_KEY) == 0) ||
+        (strcmp(key, GF_XATTR_USER_PATHINFO_KEY) == 0))
+    {
+        return ec_dict_data_concat("(<EC:%s> { })", data->cbk, data->which,
+                                   key, data->cbk->fop->xl->name);
+    }
+
+    if (strncmp(key, GF_XATTR_CLRLK_CMD, strlen(GF_XATTR_CLRLK_CMD)) == 0)
+    {
+        return ec_dict_data_concat("{\n}", data->cbk, data->which, key);
+    }
+
+    if (strncmp(key, GF_XATTR_LOCKINFO_KEY,
+                strlen(GF_XATTR_LOCKINFO_KEY)) == 0)
+    {
+        return ec_dict_data_merge(data->cbk, data->which, key);
+    }
+
+    if (strcmp(key, GLUSTERFS_OPEN_FD_COUNT) == 0)
+    {
+        return ec_dict_data_max(data->cbk, data->which, key);
+    }
+
+    if (XATTR_IS_NODE_UUID(key))
+    {
+        return ec_dict_data_uuid(data->cbk, data->which, key);
+    }
+
+    if (fnmatch(GF_XATTR_STIME_PATTERN, key, FNM_NOESCAPE) == 0)
+    {
+        return ec_dict_data_stime(data->cbk, data->which, key);
+    }
+
+    return 0;
+}
+
+int32_t ec_dict_combine(ec_cbk_data_t * cbk, int32_t which)
+{
+    dict_t * dict;
+    ec_dict_combine_t data;
+
+    data.cbk = cbk;
+    data.which = which;
+
+    dict = (which == EC_COMBINE_XDATA) ? cbk->xdata : cbk->dict;
+    if ((dict != NULL) &&
+        (dict_foreach(dict, ec_dict_data_combine, &data) != 0))
+    {
+        gf_log(cbk->fop->xl->name, GF_LOG_ERROR, "Dictionary combination "
+                                                 "failed");
+
+        return 0;
+    }
+
+    return 1;
+}
+
+int32_t ec_vector_compare(struct iovec * dst_vector, int32_t dst_count,
+                          struct iovec * src_vector, int32_t src_count)
+{
+    size_t dst_size = 0, src_size = 0;
+
+    if (dst_count > 0)
+    {
+        dst_size = iov_length(dst_vector, dst_count);
+    }
+    if (src_count > 0)
+    {
+        src_size = iov_length(src_vector, src_count);
+    }
+
+    return (dst_size == src_size);
+}
+
+int32_t ec_flock_compare(struct gf_flock * dst, struct gf_flock * src)
+{
+    if ((dst->l_type != src->l_type) ||
+        (dst->l_whence != src->l_whence) ||
+        (dst->l_start != src->l_start) ||
+        (dst->l_len != src->l_len) ||
+        (dst->l_pid != src->l_pid) ||
+        !is_same_lkowner(&dst->l_owner, &src->l_owner))
+    {
+        return 0;
+    }
+
+    return 1;
+}
+
+void ec_statvfs_combine(struct statvfs * dst, struct statvfs * src)
+{
+    if (dst->f_bsize < src->f_bsize)
+    {
+        dst->f_bsize = src->f_bsize;
+    }
+
+    if (dst->f_frsize < src->f_frsize)
+    {
+        dst->f_blocks *= dst->f_frsize;
+        dst->f_blocks /= src->f_frsize;
+
+        dst->f_bfree *= dst->f_frsize;
+        dst->f_bfree /= src->f_frsize;
+
+        dst->f_bavail *= dst->f_frsize;
+        dst->f_bavail /= src->f_frsize;
+
+        dst->f_frsize = src->f_frsize;
+    }
+    else if (dst->f_frsize > src->f_frsize)
+    {
+        src->f_blocks *= src->f_frsize;
+        src->f_blocks /= dst->f_frsize;
+
+        src->f_bfree *= src->f_frsize;
+        src->f_bfree /= dst->f_frsize;
+
+        src->f_bavail *= src->f_frsize;
+        src->f_bavail /= dst->f_frsize;
+    }
+    if (dst->f_blocks > src->f_blocks)
+    {
+        dst->f_blocks = src->f_blocks;
+    }
+    if (dst->f_bfree > src->f_bfree)
+    {
+        dst->f_bfree = src->f_bfree;
+    }
+    if (dst->f_bavail > src->f_bavail)
+    {
+        dst->f_bavail = src->f_bavail;
+    }
+
+    if (dst->f_files < src->f_files)
+    {
+        dst->f_files = src->f_files;
+    }
+    if (dst->f_ffree > src->f_ffree)
+    {
+        dst->f_ffree = src->f_ffree;
+    }
+    if (dst->f_favail > src->f_favail)
+    {
+        dst->f_favail = src->f_favail;
+    }
+    if (dst->f_namemax > src->f_namemax)
+    {
+        dst->f_namemax = src->f_namemax;
+    }
+
+    if (dst->f_flag != src->f_flag)
+    {
+        gf_log(THIS->name, GF_LOG_DEBUG, "Mismatching file system flags "
+                                         "(%lX, %lX)",
+               dst->f_flag, src->f_flag);
+    }
+    dst->f_flag &= src->f_flag;
+}
+
+int32_t ec_combine_check(ec_cbk_data_t * dst, ec_cbk_data_t * src,
+                         ec_combine_f combine)
+{
+    ec_fop_data_t * fop = dst->fop;
+
+    if (dst->op_ret != src->op_ret)
+    {
+        gf_log(fop->xl->name, GF_LOG_DEBUG, "Mismatching return code in "
+                                            "answers of '%s': %d <-> %d",
+               ec_fop_name(fop->id), dst->op_ret, src->op_ret);
+
+        return 0;
+    }
+    if (dst->op_ret < 0)
+    {
+        if (dst->op_errno != src->op_errno)
+        {
+            gf_log(fop->xl->name, GF_LOG_DEBUG, "Mismatching errno code in "
+                                                "answers of '%s': %d <-> %d",
+                   ec_fop_name(fop->id), dst->op_errno, src->op_errno);
+
+            return 0;
+        }
+    }
+
+    if (!ec_dict_compare(dst->xdata, src->xdata))
+    {
+        gf_log(fop->xl->name, GF_LOG_WARNING, "Mismatching xdata in answers "
+                                              "of '%s'",
+               ec_fop_name(fop->id));
+
+        return 0;
+    }
+
+    if ((dst->op_ret >= 0) && (combine != NULL))
+    {
+        return combine(fop, dst, src);
+    }
+
+    return 1;
+}
+
+void ec_combine(ec_cbk_data_t * cbk, ec_combine_f combine)
+{
+    ec_fop_data_t * fop = cbk->fop;
+    ec_cbk_data_t * ans = NULL, * tmp = NULL;
+    struct list_head * item = NULL;
+    int32_t needed = 0, report = 0;
+    char str[32];
+
+    LOCK(&fop->lock);
+
+    item = fop->cbk_list.prev;
+    list_for_each_entry(ans, &fop->cbk_list, list)
+    {
+        if (ec_combine_check(cbk, ans, combine))
+        {
+            cbk->count += ans->count;
+            cbk->mask |= ans->mask;
+
+            item = ans->list.prev;
+            while (item != &fop->cbk_list)
+            {
+                tmp = list_entry(item, ec_cbk_data_t, list);
+                if (tmp->count >= cbk->count)
+                {
+                    break;
+                }
+                item = item->prev;
+            }
+            list_del(&ans->list);
+
+            cbk->next = ans;
+
+            break;
+        }
+    }
+    list_add(&cbk->list, item);
+
+    ec_trace("ANSWER", fop, "combine=%s[%d]",
+             ec_bin(str, sizeof(str), cbk->mask, 0), cbk->count);
+
+    if ((cbk->count == fop->expected) && (fop->answer == NULL))
+    {
+        fop->answer = cbk;
+
+        ec_update_bad(fop, cbk->mask);
+
+        report = 1;
+    }
+
+    ans = list_entry(fop->cbk_list.next, ec_cbk_data_t, list);
+    needed = fop->minimum - ans->count - fop->winds + 1;
+
+    UNLOCK(&fop->lock);
+
+    if (needed > 0)
+    {
+        ec_dispatch_next(fop, cbk->idx);
+    }
+    else if (report)
+    {
+        ec_report(fop, 0);
+    }
+}
diff --git a/xlators/cluster/ec/src/ec-combine.h b/xlators/cluster/ec/src/ec-combine.h
new file mode 100644
index 00000000000..0cf5a91dc03
--- /dev/null
+++ b/xlators/cluster/ec/src/ec-combine.h
@@ -0,0 +1,44 @@
+/*
+  Copyright (c) 2012 DataLab, s.l. <http://www.datalab.es>
+
+  This file is part of the cluster/ec translator for GlusterFS.
+
+  The cluster/ec translator for GlusterFS is free software: you can
+  redistribute it and/or modify it under the terms of the GNU General
+  Public License as published by the Free Software Foundation, either
+  version 3 of the License, or (at your option) any later version.
+
+  The cluster/ec translator for GlusterFS is distributed in the hope
+  that it will be useful, but WITHOUT ANY WARRANTY; without even the
+  implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+  PURPOSE. See the GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with the cluster/ec translator for GlusterFS. If not, see
+  <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef __EC_COMBINE_H__
+#define __EC_COMBINE_H__
+
+#define EC_COMBINE_DICT  0
+#define EC_COMBINE_XDATA 1
+
+typedef int32_t (* ec_combine_f)(ec_fop_data_t * fop, ec_cbk_data_t * dst,
+                                 ec_cbk_data_t * src);
+
+void ec_iatt_rebuild(ec_t * ec, struct iatt * iatt, int32_t count,
+                     int32_t answers);
+
+int32_t ec_iatt_combine(struct iatt * dst, struct iatt * src, int32_t count);
+int32_t ec_dict_compare(dict_t * dict1, dict_t * dict2);
+int32_t ec_vector_compare(struct iovec * dst_vector, int32_t dst_count,
+                          struct iovec * src_vector, int32_t src_count);
+int32_t ec_flock_compare(struct gf_flock * dst, struct gf_flock * src);
+void ec_statvfs_combine(struct statvfs * dst, struct statvfs * src);
+
+int32_t ec_dict_combine(ec_cbk_data_t * cbk, int32_t which);
+
+void ec_combine(ec_cbk_data_t * cbk, ec_combine_f combine);
+
+#endif /* __EC_COMBINE_H__ */
diff --git a/xlators/cluster/ec/src/ec-common.c b/xlators/cluster/ec/src/ec-common.c
new file mode 100644
index 00000000000..a4423d94aa9
--- /dev/null
+++ b/xlators/cluster/ec/src/ec-common.c
@@ -0,0 +1,1109 @@
+/*
+  Copyright (c) 2012 DataLab, s.l. <http://www.datalab.es>
+
+  This file is part of the cluster/ec translator for GlusterFS.
+
+  The cluster/ec translator for GlusterFS is free software: you can
+  redistribute it and/or modify it under the terms of the GNU General
+  Public License as published by the Free Software Foundation, either
+  version 3 of the License, or (at your option) any later version.
+
+  The cluster/ec translator for GlusterFS is distributed in the hope
+  that it will be useful, but WITHOUT ANY WARRANTY; without even the
+  implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+  PURPOSE. See the GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with the cluster/ec translator for GlusterFS. If not, see
+  <http://www.gnu.org/licenses/>.
+*/
+
+#include "byte-order.h"
+
+#include "ec-mem-types.h"
+#include "ec-data.h"
+#include "ec-helpers.h"
+#include "ec-combine.h"
+#include "ec-common.h"
+#include "ec-fops.h"
+#include "ec.h"
+
+int32_t ec_child_valid(ec_t * ec, ec_fop_data_t * fop, int32_t idx)
+{
+    return (idx < ec->nodes) && (((fop->remaining >> idx) & 1) == 1);
+}
+
+int32_t ec_child_next(ec_t * ec, ec_fop_data_t * fop, int32_t idx)
+{
+    while (!ec_child_valid(ec, fop, idx))
+    {
+        if (++idx >= ec->nodes)
+        {
+            idx = 0;
+        }
+        if (idx == fop->first)
+        {
+            return -1;
+        }
+    }
+
+    return idx;
+}
+
+uintptr_t ec_inode_good(inode_t * inode, xlator_t * xl)
+{
+    ec_inode_t * ctx;
+    uintptr_t bad = 0;
+
+    ctx = ec_inode_get(inode, xl);
+    if (ctx != NULL)
+    {
+        bad = ctx->bad;
+    }
+
+    return ~bad;
+}
+
+uintptr_t ec_fd_good(fd_t * fd, xlator_t * xl)
+{
+    ec_fd_t * ctx;
+    uintptr_t bad = 0;
+
+    ctx = ec_fd_get(fd, xl);
+    if ((ctx != NULL) && (ctx->loc.inode != NULL))
+    {
+        bad = ctx->bad;
+    }
+
+    return ~bad;
+}
+
+uintptr_t ec_update_inode(ec_fop_data_t * fop, inode_t * inode, uintptr_t good,
+                          uintptr_t bad)
+{
+    ec_inode_t * ctx = NULL;
+
+    if (inode != NULL)
+    {
+        LOCK(&inode->lock);
+
+        ctx = __ec_inode_get(inode, fop->xl);
+        if (ctx != NULL)
+        {
+            ctx->bad &= ~good;
+            bad |= ctx->bad;
+            ctx->bad = bad;
+        }
+
+        UNLOCK(&inode->lock);
+    }
+
+    return bad;
+}
+
+uintptr_t ec_update_fd(ec_fop_data_t * fop, fd_t * fd, uintptr_t good,
+                       uintptr_t bad)
+{
+    ec_fd_t * ctx = NULL;
+
+    LOCK(&fd->lock);
+
+    ctx = __ec_fd_get(fd, fop->xl);
+    if ((ctx != NULL) && (ctx->loc.inode != NULL))
+    {
+        ctx->bad &= ~good;
+        bad |= ctx->bad;
+        ctx->bad = bad;
+    }
+
+    UNLOCK(&fd->lock);
+
+    return bad;
+}
+
+int32_t ec_heal_report(call_frame_t * frame, void * cookie, xlator_t * this,
+                       int32_t op_ret, int32_t op_errno, uintptr_t mask,
+                       uintptr_t good, uintptr_t bad, dict_t * xdata)
+{
+    if (op_ret < 0)
+    {
+        gf_log(this->name, GF_LOG_WARNING, "Heal failed (error %d)", op_errno);
+    }
+    else
+    {
+        gf_log(this->name, GF_LOG_INFO, "Heal succeeded on %d/%d subvolumes",
+               ec_bits_count(mask & ~ (good | bad)),
+               ec_bits_count(mask & ~good));
+    }
+
+    return 0;
+}
+
+void ec_check_status(ec_fop_data_t * fop)
+{
+    ec_t * ec = fop->xl->private;
+
+    if ((ec->xl_up & ~(fop->remaining | fop->good)) == 0)
+    {
+        return;
+    }
+
+    gf_log(fop->xl->name, GF_LOG_WARNING, "Operation failed on some "
+                                          "subvolumes (up=%lX, mask=%lX, "
+                                          "remaining=%lX, good=%lX, bad=%lX)",
+           ec->xl_up, fop->mask, fop->remaining, fop->good, fop->bad);
+
+    if (fop->fd != NULL)
+    {
+        ec_fheal(fop->frame, fop->xl, -1, EC_MINIMUM_ONE, ec_heal_report, NULL,
+                 fop->fd, NULL);
+    }
+    else
+    {
+        ec_heal(fop->frame, fop->xl, -1, EC_MINIMUM_ONE, ec_heal_report, NULL,
+                &fop->loc[0], NULL);
+
+        if (fop->loc[1].inode != NULL)
+        {
+            ec_heal(fop->frame, fop->xl, -1, EC_MINIMUM_ONE, ec_heal_report,
+                    NULL, &fop->loc[1], NULL);
+        }
+    }
+}
+
+void ec_update_bad(ec_fop_data_t * fop, uintptr_t good)
+{
+    uintptr_t bad;
+    int32_t update = 0;
+
+    bad = fop->mask & ~(fop->remaining | good);
+    if ((fop->bad & bad) != bad)
+    {
+        fop->bad |= bad;
+        update = 1;
+    }
+    if ((fop->good & good) != good)
+    {
+        fop->good |= good;
+        update = 1;
+    }
+
+    if (update && (fop->parent == NULL))
+    {
+        if ((fop->flags & EC_FLAG_UPDATE_LOC_PARENT) != 0)
+        {
+            ec_update_inode(fop, fop->loc[0].parent, good, bad);
+        }
+        if ((fop->flags & EC_FLAG_UPDATE_LOC_INODE) != 0)
+        {
+            ec_update_inode(fop, fop->loc[0].inode, good, bad);
+        }
+        ec_update_inode(fop, fop->loc[1].inode, good, bad);
+        if ((fop->flags & EC_FLAG_UPDATE_FD_INODE) != 0)
+        {
+            ec_update_inode(fop, fop->fd->inode, good, bad);
+        }
+        if ((fop->flags & EC_FLAG_UPDATE_FD) != 0)
+        {
+            ec_update_fd(fop, fop->fd, good, bad);
+        }
+
+        ec_check_status(fop);
+    }
+}
+
+
+void __ec_fop_set_error(ec_fop_data_t * fop, int32_t error)
+{
+    if ((error != 0) && (fop->error == 0))
+    {
+        fop->error = error;
+    }
+}
+
+void ec_fop_set_error(ec_fop_data_t * fop, int32_t error)
+{
+    LOCK(&fop->lock);
+
+    __ec_fop_set_error(fop, error);
+
+    UNLOCK(&fop->lock);
+}
+
+int32_t ec_check_complete(ec_fop_data_t * fop, ec_resume_f resume)
+{
+    int32_t error = -1;
+
+    LOCK(&fop->lock);
+
+    GF_ASSERT(fop->resume == NULL);
+
+    if (fop->jobs != 0)
+    {
+        ec_trace("WAIT", fop, "resume=%p", resume);
+
+        fop->resume = resume;
+    }
+    else
+    {
+        error = fop->error;
+        fop->error = 0;
+    }
+
+    UNLOCK(&fop->lock);
+
+    return error;
+}
+
+void ec_wait_winds(ec_fop_data_t * fop)
+{
+    LOCK(&fop->lock);
+
+    if (fop->winds > 0)
+    {
+        fop->jobs++;
+        fop->refs++;
+
+        fop->flags |= EC_FLAG_WAITING_WINDS;
+    }
+
+    UNLOCK(&fop->lock);
+}
+
+void ec_resume(ec_fop_data_t * fop, int32_t error)
+{
+    ec_resume_f resume = NULL;
+
+    LOCK(&fop->lock);
+
+    __ec_fop_set_error(fop, error);
+
+    if (--fop->jobs == 0)
+    {
+        resume = fop->resume;
+        fop->resume = NULL;
+        if (resume != NULL)
+        {
+            ec_trace("RESUME", fop, "error=%d", error);
+
+            if (fop->error != 0)
+            {
+                error = fop->error;
+            }
+            fop->error = 0;
+        }
+    }
+
+    UNLOCK(&fop->lock);
+
+    if (resume != NULL)
+    {
+        resume(fop, error);
+    }
+
+    ec_fop_data_release(fop);
+}
+
+void ec_resume_parent(ec_fop_data_t * fop, int32_t error)
+{
+    ec_fop_data_t * parent;
+
+    parent = fop->parent;
+    if (parent != NULL)
+    {
+        fop->parent = NULL;
+        ec_resume(parent, error);
+    }
+}
+
+void ec_report(ec_fop_data_t * fop, int32_t error)
+{
+    if (!list_empty(&fop->lock_list))
+    {
+        ec_owner_set(fop->frame, fop->frame->root);
+    }
+
+    ec_resume(fop, error);
+}
+
+void ec_complete(ec_fop_data_t * fop)
+{
+    ec_cbk_data_t * cbk = NULL;
+    int32_t ready = 0, report = 0;
+
+    LOCK(&fop->lock);
+
+    ec_trace("COMPLETE", fop, "");
+
+    if (--fop->winds == 0)
+    {
+        if ((fop->answer == NULL) && (fop->expected != 1))
+        {
+            if (!list_empty(&fop->cbk_list))
+            {
+                cbk = list_entry(fop->cbk_list.next, ec_cbk_data_t, list);
+                if ((cbk->count >= fop->minimum) &&
+                    ((cbk->op_ret >= 0) || (cbk->op_errno != ENOTCONN)))
+                {
+                    fop->answer = cbk;
+
+                    ec_update_bad(fop, cbk->mask);
+                }
+            }
+
+            report = 1;
+        }
+        else if ((fop->flags & EC_FLAG_WAITING_WINDS) != 0)
+        {
+            ready = 1;
+        }
+    }
+
+    UNLOCK(&fop->lock);
+
+    if (report)
+    {
+        ec_report(fop, 0);
+    }
+    if (ready)
+    {
+        ec_resume(fop, 0);
+    }
+
+    ec_fop_data_release(fop);
+}
+
+int32_t ec_child_select(ec_fop_data_t * fop)
+{
+    ec_t * ec = fop->xl->private;
+    uintptr_t mask = 0;
+    int32_t first = 0, num = 0;
+
+    fop->mask &= ec->node_mask;
+
+    mask = ec->xl_up;
+    if (fop->loc[0].inode != NULL)
+    {
+        mask |= ec_inode_good(fop->loc[0].inode, fop->xl);
+    }
+    if (fop->loc[1].inode != NULL)
+    {
+        mask |= ec_inode_good(fop->loc[1].inode, fop->xl);
+    }
+    if (fop->fd != NULL)
+    {
+        if (fop->fd->inode != NULL)
+        {
+            mask |= ec_inode_good(fop->fd->inode, fop->xl);
+        }
+        mask |= ec_fd_good(fop->fd, fop->xl);
+    }
+    if ((fop->mask & ~mask) != 0)
+    {
+        gf_log(fop->xl->name, GF_LOG_WARNING, "Executing operation with "
+                                              "some subvolumes unavailable "
+                                              "(%lX)", fop->mask & ~mask);
+
+        fop->mask &= mask;
+    }
+
+    switch (fop->minimum)
+    {
+        case EC_MINIMUM_ALL:
+            fop->minimum = ec_bits_count(fop->mask);
+            if (fop->minimum >= ec->fragments)
+            {
+                break;
+            }
+        case EC_MINIMUM_MIN:
+            fop->minimum = ec->fragments;
+            break;
+        case EC_MINIMUM_ONE:
+            fop->minimum = 1;
+    }
+
+    first = ec->idx;
+    if (++first >= ec->nodes)
+    {
+        first = 0;
+    }
+    ec->idx = first;
+
+    fop->remaining = fop->mask;
+
+    ec_trace("SELECT", fop, "");
+
+    num = ec_bits_count(fop->mask);
+    if ((num < fop->minimum) && (num < ec->fragments))
+    {
+        gf_log(ec->xl->name, GF_LOG_ERROR, "Insufficient available childs "
+                                           "for this request (have %d, need "
+                                           "%d)", num, fop->minimum);
+
+        return 0;
+    }
+
+    LOCK(&fop->lock);
+
+    fop->jobs++;
+    fop->refs++;
+
+    UNLOCK(&fop->lock);
+
+    return 1;
+}
+
+int32_t ec_dispatch_next(ec_fop_data_t * fop, int32_t idx)
+{
+    ec_t * ec = fop->xl->private;
+
+    LOCK(&fop->lock);
+
+    idx = ec_child_next(ec, fop, idx);
+    if (idx >= 0)
+    {
+        fop->remaining ^= 1ULL << idx;
+
+        ec_trace("EXECUTE", fop, "idx=%d", idx);
+
+        fop->winds++;
+        fop->refs++;
+    }
+
+    UNLOCK(&fop->lock);
+
+    if (idx >= 0)
+    {
+        fop->wind(ec, fop, idx);
+    }
+
+    return idx;
+}
+
+void ec_dispatch_mask(ec_fop_data_t * fop, uintptr_t mask)
+{
+    ec_t * ec = fop->xl->private;
+    int32_t count, idx;
+
+    count = ec_bits_count(mask);
+
+    LOCK(&fop->lock);
+
+    ec_trace("EXECUTE", fop, "mask=%lX", mask);
+
+    fop->remaining ^= mask;
+
+    fop->winds += count;
+    fop->refs += count;
+
+    UNLOCK(&fop->lock);
+
+    idx = 0;
+    while (mask != 0)
+    {
+        if ((mask & 1) != 0)
+        {
+            fop->wind(ec, fop, idx);
+        }
+        idx++;
+        mask >>= 1;
+    }
+}
+
+void ec_dispatch_start(ec_fop_data_t * fop)
+{
+    fop->answer = NULL;
+    fop->good = 0;
+    fop->bad = 0;
+
+    INIT_LIST_HEAD(&fop->cbk_list);
+
+    if (!list_empty(&fop->lock_list))
+    {
+        ec_owner_copy(fop->frame, &fop->req_frame->root->lk_owner);
+    }
+}
+
+void ec_dispatch_one(ec_fop_data_t * fop)
+{
+    ec_t * ec = fop->xl->private;
+
+    ec_dispatch_start(fop);
+
+    if (ec_child_select(fop))
+    {
+        fop->expected = 1;
+        fop->first = ec->idx;
+
+        ec_dispatch_next(fop, fop->first);
+    }
+}
+
+int32_t ec_dispatch_one_retry(ec_fop_data_t * fop, int32_t idx, int32_t op_ret,
+                              int32_t op_errno)
+{
+    if ((op_ret < 0) && (op_errno == ENOTCONN))
+    {
+        return (ec_dispatch_next(fop, idx) >= 0);
+    }
+
+    return 0;
+}
+
+void ec_dispatch_inc(ec_fop_data_t * fop)
+{
+    ec_dispatch_start(fop);
+
+    if (ec_child_select(fop))
+    {
+        fop->expected = ec_bits_count(fop->remaining);
+        fop->first = 0;
+
+        ec_dispatch_next(fop, 0);
+    }
+}
+
+void ec_dispatch_all(ec_fop_data_t * fop)
+{
+    ec_dispatch_start(fop);
+
+    if (ec_child_select(fop))
+    {
+        fop->expected = ec_bits_count(fop->remaining);
+        fop->first = 0;
+
+        ec_dispatch_mask(fop, fop->remaining);
+    }
+}
+
+void ec_dispatch_min(ec_fop_data_t * fop)
+{
+    ec_t * ec = fop->xl->private;
+    uintptr_t mask;
+    int32_t idx, count;
+
+    ec_dispatch_start(fop);
+
+    if (ec_child_select(fop))
+    {
+        fop->expected = count = ec->fragments;
+        fop->first = ec->idx;
+        idx = fop->first - 1;
+        mask = 0;
+        while (count-- > 0)
+        {
+            idx = ec_child_next(ec, fop, idx + 1);
+            mask |= 1ULL << idx;
+        }
+
+        ec_dispatch_mask(fop, mask);
+    }
+}
+
+ec_lock_t * ec_lock_allocate(xlator_t * xl, int32_t kind, loc_t * loc)
+{
+    ec_lock_t * lock;
+
+    if ((loc->inode == NULL) ||
+        (uuid_is_null(loc->gfid) && uuid_is_null(loc->inode->gfid)))
+    {
+        gf_log(xl->name, GF_LOG_ERROR, "Trying to lock based on an invalid "
+                                       "inode");
+
+        return NULL;
+    }
+
+    lock = GF_MALLOC(sizeof(*lock), ec_mt_ec_lock_t);
+    if (lock != NULL)
+    {
+        memset(lock, 0, sizeof(*lock));
+
+        lock->kind = kind;
+        if (!ec_loc_from_loc(xl, &lock->loc, loc))
+        {
+            GF_FREE(lock);
+            lock = NULL;
+        }
+    }
+
+    return lock;
+}
+
+void ec_lock_destroy(ec_lock_t * lock)
+{
+    GF_FREE(lock->basename);
+    loc_wipe(&lock->loc);
+
+    GF_FREE(lock);
+}
+
+int32_t ec_locked(call_frame_t * frame, void * cookie, xlator_t * this,
+                  int32_t op_ret, int32_t op_errno, dict_t * xdata)
+{
+    ec_fop_data_t * fop = cookie;
+    ec_lock_t * lock = NULL;
+
+    if (op_ret >= 0)
+    {
+        lock = fop->data;
+        lock->mask = fop->good;
+        fop->parent->mask &= fop->good;
+
+        ec_trace("LOCKED", fop->parent, "lock=%p", lock);
+    }
+    else
+    {
+        gf_log(this->name, GF_LOG_WARNING, "Failed to complete preop lock");
+    }
+
+    return 0;
+}
+
+void ec_lock_entry(ec_fop_data_t * fop, loc_t * loc)
+{
+    ec_lock_t * lock = NULL;
+    char * name = NULL;
+    loc_t tmp;
+    int32_t error;
+
+    if ((fop->parent != NULL) || (fop->error != 0))
+    {
+        return;
+    }
+
+    error = ec_loc_parent(fop->xl, loc, &tmp, &name);
+    if (error != 0)
+    {
+        ec_fop_set_error(fop, error);
+
+        return;
+    }
+
+    LOCK(&fop->lock);
+
+    list_for_each_entry(lock, &fop->lock_list, list)
+    {
+        if ((lock->kind == EC_LOCK_ENTRY) &&
+            (lock->loc.inode == tmp.inode) &&
+            (strcmp(lock->basename, name) == 0))
+        {
+            ec_trace("LOCK_ENTRYLK", fop, "lock=%p, parent=%p, path=%s, "
+                                          "name=%s. Lock already acquired",
+                     lock, loc->parent, loc->path, name);
+
+            lock = NULL;
+
+            goto unlock;
+        }
+    }
+
+    lock = ec_lock_allocate(fop->xl, EC_LOCK_ENTRY, &tmp);
+    if (lock != NULL)
+    {
+        lock->type = ENTRYLK_WRLCK;
+        lock->basename = name;
+
+        if (list_empty(&fop->lock_list))
+        {
+            ec_owner_set(fop->frame, fop->frame->root);
+        }
+        list_add_tail(&lock->list, &fop->lock_list);
+    }
+    else
+    {
+        __ec_fop_set_error(fop, EIO);
+    }
+
+unlock:
+    UNLOCK(&fop->lock);
+
+    loc_wipe(&tmp);
+
+    if (lock != NULL)
+    {
+        ec_trace("LOCK_ENTRYLK", fop, "lock=%p, parent=%p, path=%s, "
+                                      "basename=%s", lock, lock->loc.inode,
+                 lock->loc.path, lock->basename);
+
+        ec_entrylk(fop->frame, fop->xl, -1, EC_MINIMUM_ALL, ec_locked, lock,
+                   fop->xl->name, &lock->loc, lock->basename, ENTRYLK_LOCK,
+                   lock->type, NULL);
+    }
+    else
+    {
+        GF_FREE(name);
+    }
+}
+
+void ec_lock_inode(ec_fop_data_t * fop, loc_t * loc)
+{
+    ec_lock_t * lock;
+
+    if ((fop->parent != NULL) || (fop->error != 0) || (loc->inode == NULL))
+    {
+        return;
+    }
+
+    LOCK(&fop->lock);
+
+    list_for_each_entry(lock, &fop->lock_list, list)
+    {
+        if ((lock->kind == EC_LOCK_INODE) && (lock->loc.inode == loc->inode))
+        {
+            UNLOCK(&fop->lock);
+
+            ec_trace("LOCK_INODELK", fop, "lock=%p, inode=%p. Lock already "
+                                          "acquired", lock, loc->inode);
+
+            return;
+        }
+    }
+
+    lock = ec_lock_allocate(fop->xl, EC_LOCK_INODE, loc);
+    if (lock != NULL)
+    {
+        lock->flock.l_type = F_WRLCK;
+        lock->flock.l_whence = SEEK_SET;
+
+        if (list_empty(&fop->lock_list))
+        {
+            ec_owner_set(fop->frame, fop->frame->root);
+        }
+        list_add_tail(&lock->list, &fop->lock_list);
+    }
+    else
+    {
+        __ec_fop_set_error(fop, EIO);
+    }
+
+    UNLOCK(&fop->lock);
+
+    if (lock != NULL)
+    {
+        ec_trace("LOCK_INODELK", fop, "lock=%p, inode=%p, owner=%p", lock,
+                 lock->loc.inode, fop->frame->root);
+
+        ec_inodelk(fop->frame, fop->xl, -1, EC_MINIMUM_ALL, ec_locked, lock,
+                   fop->xl->name, &lock->loc, F_SETLKW, &lock->flock, NULL);
+    }
+}
+
+void ec_lock_fd(ec_fop_data_t * fop, fd_t * fd)
+{
+    loc_t loc;
+
+    if ((fop->parent != NULL) || (fop->error != 0))
+    {
+        return;
+    }
+
+    if (ec_loc_from_fd(fop->xl, &loc, fd))
+    {
+        ec_lock_inode(fop, &loc);
+
+        loc_wipe(&loc);
+    }
+    else
+    {
+        ec_fop_set_error(fop, EIO);
+    }
+}
+
+int32_t ec_unlocked(call_frame_t * frame, void * cookie, xlator_t * this,
+                    int32_t op_ret, int32_t op_errno, dict_t * xdata)
+{
+    ec_fop_data_t * fop = cookie;
+
+    if (op_ret < 0)
+    {
+        gf_log(this->name, GF_LOG_WARNING, "entry/inode unlocking failed (%s)",
+               ec_fop_name(fop->parent->id));
+    }
+    else
+    {
+        ec_trace("UNLOCKED", fop->parent, "lock=%p", fop->data);
+    }
+
+    return 0;
+}
+
+void ec_unlock(ec_fop_data_t * fop)
+{
+    ec_lock_t * lock, * item;
+
+    ec_trace("UNLOCK", fop, "");
+
+    list_for_each_entry_safe(lock, item, &fop->lock_list, list)
+    {
+        list_del(&lock->list);
+
+        if (lock->mask != 0)
+        {
+            switch (lock->kind)
+            {
+                case EC_LOCK_ENTRY:
+                    ec_trace("UNLOCK_ENTRYLK", fop, "lock=%p, parent=%p, "
+                                                    "path=%s, basename=%s",
+                             lock, lock->loc.inode, lock->loc.path,
+                             lock->basename);
+
+                    ec_entrylk(fop->frame, fop->xl, lock->mask, EC_MINIMUM_ALL,
+                               ec_unlocked, lock, fop->xl->name, &lock->loc,
+                               lock->basename, ENTRYLK_UNLOCK, lock->type,
+                               NULL);
+
+                    break;
+
+                case EC_LOCK_INODE:
+                    lock->flock.l_type = F_UNLCK;
+                    ec_trace("UNLOCK_INODELK", fop, "lock=%p, inode=%p", lock,
+                             lock->loc.inode);
+
+                    ec_inodelk(fop->frame, fop->xl, lock->mask, EC_MINIMUM_ALL,
+                               ec_unlocked, lock, fop->xl->name, &lock->loc,
+                               F_SETLK, &lock->flock, NULL);
+
+                    break;
+
+                default:
+                    gf_log(fop->xl->name, GF_LOG_ERROR, "Invalid lock type");
+            }
+        }
+
+        loc_wipe(&lock->loc);
+
+        GF_FREE(lock);
+    }
+}
+
+int32_t ec_get_size_version_set(call_frame_t * frame, void * cookie,
+                                xlator_t * this, int32_t op_ret,
+                                int32_t op_errno, inode_t * inode,
+                                struct iatt * buf, dict_t * xdata,
+                                struct iatt * postparent)
+{
+    ec_fop_data_t * fop = cookie;
+
+    if (op_ret >= 0)
+    {
+        fop->parent->mask &= fop->good;
+        fop->parent->pre_size = fop->parent->post_size = buf->ia_size;
+    }
+    else
+    {
+        gf_log(this->name, GF_LOG_WARNING, "Failed to get size and version "
+                                           "(error %d)", op_errno);
+        ec_fop_set_error(fop, op_errno);
+    }
+
+    return 0;
+}
+
+void ec_get_size_version(ec_fop_data_t * fop)
+{
+    loc_t loc;
+    dict_t * xdata;
+    uid_t uid;
+    gid_t gid;
+    int32_t error = ENOMEM;
+
+    if (fop->parent != NULL)
+    {
+        fop->pre_size = fop->parent->pre_size;
+        fop->post_size = fop->parent->post_size;
+
+        return;
+    }
+
+    memset(&loc, 0, sizeof(loc));
+
+    xdata = dict_new();
+    if (xdata == NULL)
+    {
+        goto out;
+    }
+    if ((dict_set_uint64(xdata, EC_XATTR_VERSION, 0) != 0) ||
+        (dict_set_uint64(xdata, EC_XATTR_SIZE, 0) != 0))
+    {
+        goto out;
+    }
+
+    uid = fop->frame->root->uid;
+    gid = fop->frame->root->gid;
+
+    fop->frame->root->uid = 0;
+    fop->frame->root->gid = 0;
+
+    error = EIO;
+
+    if (fop->fd == NULL)
+    {
+        if (!ec_loc_from_loc(fop->xl, &loc, &fop->loc[0]))
+        {
+            goto out;
+        }
+        if (uuid_is_null(loc.pargfid))
+        {
+            if (loc.parent != NULL)
+            {
+                inode_unref(loc.parent);
+                loc.parent = NULL;
+            }
+            GF_FREE((char *)loc.path);
+            loc.path = NULL;
+            loc.name = NULL;
+        }
+    }
+    else if (!ec_loc_from_fd(fop->xl, &loc, fop->fd))
+    {
+        goto out;
+    }
+
+    ec_lookup(fop->frame, fop->xl, fop->mask, EC_MINIMUM_MIN,
+              ec_get_size_version_set, NULL, &loc, xdata);
+
+    fop->frame->root->uid = uid;
+    fop->frame->root->gid = gid;
+
+    error = 0;
+
+out:
+    loc_wipe(&loc);
+
+    if (xdata != NULL)
+    {
+        dict_unref(xdata);
+    }
+
+    ec_fop_set_error(fop, error);
+}
+
+int32_t ec_update_size_version_done(call_frame_t * frame, void * cookie,
+                                    xlator_t * this, int32_t op_ret,
+                                    int32_t op_errno, dict_t * xattr,
+                                    dict_t * xdata)
+{
+    ec_fop_data_t * fop = cookie;
+
+    if (op_ret < 0)
+    {
+        gf_log(fop->xl->name, GF_LOG_ERROR, "Failed to update version and "
+                                            "size (error %d)", op_errno);
+    }
+    else
+    {
+        fop->parent->mask &= fop->good;
+    }
+
+    return 0;
+}
+
+void ec_update_size_version(ec_fop_data_t * fop)
+{
+    dict_t * dict;
+    size_t size;
+    uid_t uid;
+    gid_t gid;
+
+    if (fop->parent != NULL)
+    {
+        fop->parent->post_size = fop->post_size;
+
+        return;
+    }
+
+    dict = dict_new();
+    if (dict == NULL)
+    {
+        goto out;
+    }
+
+    if (ec_dict_set_number(dict, EC_XATTR_VERSION, 1) != 0)
+    {
+        goto out;
+    }
+    size = fop->post_size;
+    if (fop->pre_size != size)
+    {
+        size -= fop->pre_size;
+        if (ec_dict_set_number(dict, EC_XATTR_SIZE, size) != 0)
+        {
+            goto out;
+        }
+    }
+
+    uid = fop->frame->root->uid;
+    gid = fop->frame->root->gid;
+
+    fop->frame->root->uid = 0;
+    fop->frame->root->gid = 0;
+
+    if (fop->fd == NULL)
+    {
+        ec_xattrop(fop->frame, fop->xl, fop->mask, EC_MINIMUM_MIN,
+                   ec_update_size_version_done, NULL, &fop->loc[0],
+                   GF_XATTROP_ADD_ARRAY64, dict, NULL);
+    }
+    else
+    {
+        ec_fxattrop(fop->frame, fop->xl, fop->mask, EC_MINIMUM_MIN,
+                    ec_update_size_version_done, NULL, fop->fd,
+                    GF_XATTROP_ADD_ARRAY64, dict, NULL);
+    }
+
+    fop->frame->root->uid = uid;
+    fop->frame->root->gid = gid;
+
+    dict_unref(dict);
+
+    return;
+
+out:
+    if (dict != NULL)
+    {
+        dict_unref(dict);
+    }
+
+    ec_fop_set_error(fop, EIO);
+
+    gf_log(fop->xl->name, GF_LOG_ERROR, "Unable to update version and size");
+}
+
+void __ec_manager(ec_fop_data_t * fop, int32_t error)
+{
+    do
+    {
+        ec_trace("MANAGER", fop, "error=%d", error);
+
+        if (fop->state == EC_STATE_END)
+        {
+            ec_fop_data_release(fop);
+
+            break;
+        }
+
+        if (error != 0)
+        {
+            fop->error = error;
+            fop->state = -fop->state;
+        }
+
+        fop->state = fop->handler(fop, fop->state);
+
+        error = ec_check_complete(fop, __ec_manager);
+    } while (error >= 0);
+}
+
+void ec_manager(ec_fop_data_t * fop, int32_t error)
+{
+    GF_ASSERT(fop->jobs == 0);
+    GF_ASSERT(fop->winds == 0);
+    GF_ASSERT(fop->error == 0);
+
+    if (fop->state == EC_STATE_START)
+    {
+        fop->state = EC_STATE_INIT;
+    }
+
+    __ec_manager(fop, error);
+}
diff --git a/xlators/cluster/ec/src/ec-common.h b/xlators/cluster/ec/src/ec-common.h
new file mode 100644
index 00000000000..83f3ba9637e
--- /dev/null
+++ b/xlators/cluster/ec/src/ec-common.h
@@ -0,0 +1,105 @@
+/*
+  Copyright (c) 2012 DataLab, s.l. <http://www.datalab.es>
+
+  This file is part of the cluster/ec translator for GlusterFS.
+
+  The cluster/ec translator for GlusterFS is free software: you can
+  redistribute it and/or modify it under the terms of the GNU General
+  Public License as published by the Free Software Foundation, either
+  version 3 of the License, or (at your option) any later version.
+
+  The cluster/ec translator for GlusterFS is distributed in the hope
+  that it will be useful, but WITHOUT ANY WARRANTY; without even the
+  implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+  PURPOSE. See the GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with the cluster/ec translator for GlusterFS. If not, see
+  <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef __EC_COMMON_H__
+#define __EC_COMMON_H__
+
+#include "xlator.h"
+
+#include "ec-data.h"
+
+#define EC_FLAG_UPDATE_LOC_PARENT 0x0001
+#define EC_FLAG_UPDATE_LOC_INODE  0x0002
+#define EC_FLAG_UPDATE_FD         0x0004
+#define EC_FLAG_UPDATE_FD_INODE   0x0008
+
+#define EC_FLAG_WAITING_WINDS     0x0010
+
+#define EC_MINIMUM_ONE   -1
+#define EC_MINIMUM_MIN   -2
+#define EC_MINIMUM_ALL   -3
+
+#define EC_LOCK_ENTRY   0
+#define EC_LOCK_INODE   1
+
+#define EC_STATE_START                        0
+#define EC_STATE_END                          0
+#define EC_STATE_INIT                         1
+#define EC_STATE_LOCK                         2
+#define EC_STATE_GET_SIZE_AND_VERSION         3
+#define EC_STATE_DISPATCH                     4
+#define EC_STATE_PREPARE_ANSWER               5
+#define EC_STATE_REPORT                       6
+#define EC_STATE_UPDATE_SIZE_AND_VERSION      7
+#define EC_STATE_UNLOCK                       8
+
+#define EC_STATE_WRITE_START                100
+
+#define EC_STATE_HEAL_ENTRY_LOOKUP          200
+#define EC_STATE_HEAL_ENTRY_PREPARE         201
+#define EC_STATE_HEAL_PRE_INODELK_LOCK      202
+#define EC_STATE_HEAL_PRE_INODE_LOOKUP      203
+#define EC_STATE_HEAL_XATTRIBUTES_REMOVE    204
+#define EC_STATE_HEAL_XATTRIBUTES_SET       205
+#define EC_STATE_HEAL_ATTRIBUTES            206
+#define EC_STATE_HEAL_OPEN                  207
+#define EC_STATE_HEAL_REOPEN_FD             208
+#define EC_STATE_HEAL_UNLOCK                209
+#define EC_STATE_HEAL_DATA_LOCK             210
+#define EC_STATE_HEAL_DATA_COPY             211
+#define EC_STATE_HEAL_DATA_UNLOCK           212
+#define EC_STATE_HEAL_POST_INODELK_LOCK     213
+#define EC_STATE_HEAL_POST_INODE_LOOKUP     214
+#define EC_STATE_HEAL_SETATTR               215
+#define EC_STATE_HEAL_POST_INODELK_UNLOCK   216
+#define EC_STATE_HEAL_DISPATCH              217
+
+int32_t ec_dispatch_one_retry(ec_fop_data_t * fop, int32_t idx, int32_t op_ret,
+                              int32_t op_errno);
+int32_t ec_dispatch_next(ec_fop_data_t * fop, int32_t idx);
+
+void ec_complete(ec_fop_data_t * fop);
+
+void ec_update_bad(ec_fop_data_t * fop, uintptr_t good);
+
+void ec_fop_set_error(ec_fop_data_t * fop, int32_t error);
+
+void ec_lock_inode(ec_fop_data_t * fop, loc_t * loc);
+void ec_lock_entry(ec_fop_data_t * fop, loc_t * loc);
+void ec_lock_fd(ec_fop_data_t * fop, fd_t * fd);
+
+void ec_unlock(ec_fop_data_t * fop);
+
+void ec_get_size_version(ec_fop_data_t * fop);
+void ec_update_size_version(ec_fop_data_t * fop);
+
+void ec_dispatch_all(ec_fop_data_t * fop);
+void ec_dispatch_inc(ec_fop_data_t * fop);
+void ec_dispatch_min(ec_fop_data_t * fop);
+void ec_dispatch_one(ec_fop_data_t * fop);
+
+void ec_wait_winds(ec_fop_data_t * fop);
+
+void ec_resume_parent(ec_fop_data_t * fop, int32_t error);
+void ec_report(ec_fop_data_t * fop, int32_t error);
+
+void ec_manager(ec_fop_data_t * fop, int32_t error);
+
+#endif /* __EC_COMMON_H__ */
diff --git a/xlators/cluster/ec/src/ec-data.c b/xlators/cluster/ec/src/ec-data.c
new file mode 100644
index 00000000000..0e72fbbd3b6
--- /dev/null
+++ b/xlators/cluster/ec/src/ec-data.c
@@ -0,0 +1,261 @@
+/*
+  Copyright (c) 2012 DataLab, s.l. <http://www.datalab.es>
+
+  This file is part of the cluster/ec translator for GlusterFS.
+
+  The cluster/ec translator for GlusterFS is free software: you can
+  redistribute it and/or modify it under the terms of the GNU General
+  Public License as published by the Free Software Foundation, either
+  version 3 of the License, or (at your option) any later version.
+
+  The cluster/ec translator for GlusterFS is distributed in the hope
+  that it will be useful, but WITHOUT ANY WARRANTY; without even the
+  implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+  PURPOSE. See the GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with the cluster/ec translator for GlusterFS. If not, see
+  <http://www.gnu.org/licenses/>.
+*/
+
+#include "ec-mem-types.h"
+#include "ec-helpers.h"
+#include "ec-common.h"
+#include "ec-data.h"
+
+ec_cbk_data_t * ec_cbk_data_allocate(call_frame_t * frame, xlator_t * this,
+                                     ec_fop_data_t * fop, int32_t id,
+                                     int32_t idx, int32_t op_ret,
+                                     int32_t op_errno)
+{
+    ec_cbk_data_t * cbk;
+    ec_t * ec = this->private;
+
+    if (fop->xl != this)
+    {
+        gf_log(this->name, GF_LOG_ERROR, "Mismatching xlators between request "
+                                         "and answer (req=%s, ans=%s).",
+                                         fop->xl->name, this->name);
+
+        return NULL;
+    }
+    if (fop->frame != frame)
+    {
+        gf_log(this->name, GF_LOG_ERROR, "Mismatching frames between request "
+                                         "and answer (req=%p, ans=%p).",
+                                         fop->frame, frame);
+
+        return NULL;
+    }
+    if (fop->id != id)
+    {
+        gf_log(this->name, GF_LOG_ERROR, "Mismatching fops between request "
+                                         "and answer (req=%d, ans=%d).",
+                                         fop->id, id);
+
+        return NULL;
+    }
+
+    cbk = mem_get0(ec->cbk_pool);
+    if (cbk == NULL)
+    {
+        gf_log(this->name, GF_LOG_ERROR, "Failed to allocate memory for an "
+                                         "answer.");
+    }
+
+    cbk->fop = fop;
+    cbk->idx = idx;
+    cbk->mask = 1ULL << idx;
+    cbk->count = 1;
+    cbk->op_ret = op_ret;
+    cbk->op_errno = op_errno;
+
+    LOCK(&fop->lock);
+
+    list_add_tail(&cbk->answer_list, &fop->answer_list);
+
+    UNLOCK(&fop->lock);
+
+    return cbk;
+}
+
+void ec_cbk_data_destroy(ec_cbk_data_t * cbk)
+{
+    if (cbk->xdata != NULL)
+    {
+        dict_unref(cbk->xdata);
+    }
+    if (cbk->dict != NULL)
+    {
+        dict_unref(cbk->dict);
+    }
+    if (cbk->inode != NULL)
+    {
+        inode_unref(cbk->inode);
+    }
+    if (cbk->fd != NULL)
+    {
+        fd_unref(cbk->fd);
+    }
+    if (cbk->buffers != NULL)
+    {
+        iobref_unref(cbk->buffers);
+    }
+    GF_FREE(cbk->vector);
+
+    mem_put(cbk);
+}
+
+ec_fop_data_t * ec_fop_data_allocate(call_frame_t * frame, xlator_t * this,
+                                     int32_t id, uint32_t flags,
+                                     uintptr_t target, int32_t minimum,
+                                     ec_wind_f wind, ec_handler_f handler,
+                                     ec_cbk_t cbks, void * data)
+{
+    ec_fop_data_t * fop, * parent;
+    ec_t * ec = this->private;
+
+    fop = mem_get0(ec->fop_pool);
+    if (fop == NULL)
+    {
+        gf_log(this->name, GF_LOG_ERROR, "Failed to allocate memory for a "
+                                         "request.");
+
+        return NULL;
+    }
+
+    fop->xl = this;
+    fop->req_frame = frame;
+
+    /* fops need a private frame to be able to execute some postop operations
+     * even if the original fop has completed and reported back to the upper
+     * xlator and it has destroyed the base frame.
+     *
+     * TODO: minimize usage of private frames. Reuse req_frame as much as
+     *       possible.
+     */
+    if (frame != NULL)
+    {
+        fop->frame = copy_frame(frame);
+    }
+    else
+    {
+        fop->frame = create_frame(this, this->ctx->pool);
+    }
+    if (fop->frame == NULL)
+    {
+        gf_log(this->name, GF_LOG_ERROR, "Failed to create a private frame "
+                                         "for a request");
+
+        mem_put(fop);
+
+        return NULL;
+    }
+    fop->id = id;
+    fop->refs = 1;
+
+    fop->flags = flags;
+    fop->minimum = minimum;
+    fop->mask = target;
+
+    INIT_LIST_HEAD(&fop->lock_list);
+    INIT_LIST_HEAD(&fop->cbk_list);
+    INIT_LIST_HEAD(&fop->answer_list);
+
+    fop->wind = wind;
+    fop->handler = handler;
+    fop->cbks = cbks;
+    fop->data = data;
+
+    LOCK_INIT(&fop->lock);
+
+    fop->frame->local = fop;
+
+    if (frame != NULL)
+    {
+        parent = frame->local;
+        if (parent != NULL)
+        {
+            LOCK(&parent->lock);
+
+            parent->jobs++;
+            parent->refs++;
+
+            UNLOCK(&parent->lock);
+        }
+
+        fop->parent = parent;
+    }
+
+    return fop;
+}
+
+void ec_fop_data_acquire(ec_fop_data_t * fop)
+{
+    LOCK(&fop->lock);
+
+    ec_trace("ACQUIRE", fop, "");
+
+    fop->refs++;
+
+    UNLOCK(&fop->lock);
+}
+
+void ec_fop_data_release(ec_fop_data_t * fop)
+{
+    ec_cbk_data_t * cbk, * tmp;
+    int32_t refs;
+
+    LOCK(&fop->lock);
+
+    ec_trace("RELEASE", fop, "");
+
+    refs = --fop->refs;
+
+    UNLOCK(&fop->lock);
+
+    if (refs == 0)
+    {
+        fop->frame->local = NULL;
+        STACK_DESTROY(fop->frame->root);
+
+        LOCK_DESTROY(&fop->lock);
+
+        if (fop->xdata != NULL)
+        {
+            dict_unref(fop->xdata);
+        }
+        if (fop->dict != NULL)
+        {
+            dict_unref(fop->dict);
+        }
+        if (fop->inode != NULL)
+        {
+            inode_unref(fop->inode);
+        }
+        if (fop->fd != NULL)
+        {
+            fd_unref(fop->fd);
+        }
+        if (fop->buffers != NULL)
+        {
+            iobref_unref(fop->buffers);
+        }
+        GF_FREE(fop->vector);
+        GF_FREE(fop->str[0]);
+        GF_FREE(fop->str[1]);
+        loc_wipe(&fop->loc[0]);
+        loc_wipe(&fop->loc[1]);
+
+        ec_resume_parent(fop, fop->error);
+
+        list_for_each_entry_safe(cbk, tmp, &fop->answer_list, answer_list)
+        {
+            list_del_init(&cbk->answer_list);
+
+            ec_cbk_data_destroy(cbk);
+        }
+
+        mem_put(fop);
+    }
+}
diff --git a/xlators/cluster/ec/src/ec-data.h b/xlators/cluster/ec/src/ec-data.h
new file mode 100644
index 00000000000..e83b6ad74eb
--- /dev/null
+++ b/xlators/cluster/ec/src/ec-data.h
@@ -0,0 +1,260 @@
+/*
+  Copyright (c) 2012 DataLab, s.l. <http://www.datalab.es>
+
+  This file is part of the cluster/ec translator for GlusterFS.
+
+  The cluster/ec translator for GlusterFS is free software: you can
+  redistribute it and/or modify it under the terms of the GNU General
+  Public License as published by the Free Software Foundation, either
+  version 3 of the License, or (at your option) any later version.
+
+  The cluster/ec translator for GlusterFS is distributed in the hope
+  that it will be useful, but WITHOUT ANY WARRANTY; without even the
+  implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+  PURPOSE. See the GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with the cluster/ec translator for GlusterFS. If not, see
+  <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef __EC_DATA_H__
+#define __EC_DATA_H__
+
+#include "xlator.h"
+
+#include "ec.h"
+
+struct _ec_fd;
+typedef struct _ec_fd ec_fd_t;
+
+struct _ec_inode;
+typedef struct _ec_inode ec_inode_t;
+
+union _ec_cbk;
+typedef union _ec_cbk ec_cbk_t;
+
+struct _ec_lock;
+typedef struct _ec_lock ec_lock_t;
+
+struct _ec_fop_data;
+typedef struct _ec_fop_data ec_fop_data_t;
+
+struct _ec_cbk_data;
+typedef struct _ec_cbk_data ec_cbk_data_t;
+
+struct _ec_heal;
+typedef struct _ec_heal ec_heal_t;
+
+typedef void (* ec_wind_f)(ec_t *, ec_fop_data_t *, int32_t);
+typedef int32_t (* ec_handler_f)(ec_fop_data_t *, int32_t);
+typedef void (* ec_resume_f)(ec_fop_data_t *, int32_t);
+
+struct _ec_fd
+{
+    uintptr_t bad;
+    loc_t     loc;
+    uintptr_t open;
+    int32_t   flags;
+};
+
+struct _ec_inode
+{
+    uintptr_t   bad;
+    ec_heal_t * heal;
+};
+
+typedef int32_t (* fop_heal_cbk_t)(call_frame_t *, void * cookie, xlator_t *,
+                                   int32_t, int32_t, uintptr_t, uintptr_t,
+                                   uintptr_t, dict_t *);
+typedef int32_t (* fop_fheal_cbk_t)(call_frame_t *, void * cookie, xlator_t *,
+                                    int32_t, int32_t, uintptr_t, uintptr_t,
+                                    uintptr_t, dict_t *);
+
+
+union _ec_cbk
+{
+    fop_access_cbk_t       access;
+    fop_create_cbk_t       create;
+    fop_discard_cbk_t      discard;
+    fop_entrylk_cbk_t      entrylk;
+    fop_fentrylk_cbk_t     fentrylk;
+    fop_fallocate_cbk_t    fallocate;
+    fop_flush_cbk_t        flush;
+    fop_fsync_cbk_t        fsync;
+    fop_fsyncdir_cbk_t     fsyncdir;
+    fop_getxattr_cbk_t     getxattr;
+    fop_fgetxattr_cbk_t    fgetxattr;
+    fop_heal_cbk_t         heal;
+    fop_fheal_cbk_t        fheal;
+    fop_inodelk_cbk_t      inodelk;
+    fop_finodelk_cbk_t     finodelk;
+    fop_link_cbk_t         link;
+    fop_lk_cbk_t           lk;
+    fop_lookup_cbk_t       lookup;
+    fop_mkdir_cbk_t        mkdir;
+    fop_mknod_cbk_t        mknod;
+    fop_open_cbk_t         open;
+    fop_opendir_cbk_t      opendir;
+    fop_readdir_cbk_t      readdir;
+    fop_readdirp_cbk_t     readdirp;
+    fop_readlink_cbk_t     readlink;
+    fop_readv_cbk_t        readv;
+    fop_removexattr_cbk_t  removexattr;
+    fop_fremovexattr_cbk_t fremovexattr;
+    fop_rename_cbk_t       rename;
+    fop_rmdir_cbk_t        rmdir;
+    fop_setattr_cbk_t      setattr;
+    fop_fsetattr_cbk_t     fsetattr;
+    fop_setxattr_cbk_t     setxattr;
+    fop_fsetxattr_cbk_t    fsetxattr;
+    fop_stat_cbk_t         stat;
+    fop_fstat_cbk_t        fstat;
+    fop_statfs_cbk_t       statfs;
+    fop_symlink_cbk_t      symlink;
+    fop_truncate_cbk_t     truncate;
+    fop_ftruncate_cbk_t    ftruncate;
+    fop_unlink_cbk_t       unlink;
+    fop_writev_cbk_t       writev;
+    fop_xattrop_cbk_t      xattrop;
+    fop_fxattrop_cbk_t     fxattrop;
+    fop_zerofill_cbk_t     zerofill;
+};
+
+struct _ec_lock
+{
+    struct list_head     list;
+    uintptr_t            mask;
+    int32_t              kind;
+    loc_t                loc;
+    union
+    {
+        struct
+        {
+            entrylk_type type;
+            char *       basename;
+        };
+        struct gf_flock  flock;
+    };
+};
+
+struct _ec_fop_data
+{
+    int32_t            id;
+    int32_t            refs;
+    int32_t            state;
+    int32_t            minimum;
+    int32_t            expected;
+    int32_t            winds;
+    int32_t            jobs;
+    int32_t            error;
+    ec_fop_data_t *    parent;
+    xlator_t *         xl;
+    call_frame_t *     req_frame;   // frame of the calling xlator
+    call_frame_t *     frame;       // frame used by this fop
+    struct list_head   lock_list;   // list locks held by this fop
+    struct list_head   cbk_list;    // sorted list of groups of answers
+    struct list_head   answer_list; // list of answers
+    ec_cbk_data_t *    answer;      // accepted answer
+    size_t             pre_size;
+    size_t             post_size;
+    gf_lock_t          lock;
+
+    uint32_t           flags;
+    uint32_t           first;
+    uintptr_t          mask;
+    uintptr_t          remaining;
+    uintptr_t          good;
+    uintptr_t          bad;
+
+    ec_wind_f          wind;
+    ec_handler_f       handler;
+    ec_resume_f        resume;
+    ec_cbk_t           cbks;
+    void *             data;
+
+    size_t             user_size;
+    size_t             head;
+
+    dict_t *           xdata;
+    dict_t *           dict;
+    int32_t            int32;
+    uint32_t           uint32;
+    size_t             size;
+    off_t              offset;
+    mode_t             mode[2];
+    entrylk_cmd        entrylk_cmd;
+    entrylk_type       entrylk_type;
+    gf_xattrop_flags_t xattrop_flags;
+    dev_t              dev;
+    inode_t *          inode;
+    fd_t *             fd;
+    struct iatt        iatt;
+    char *             str[2];
+    loc_t              loc[2];
+    struct gf_flock    flock;
+    struct iovec *     vector;
+    struct iobref *    buffers;
+};
+
+struct _ec_cbk_data
+{
+    struct list_head list;        // item in the sorted list of groups
+    struct list_head answer_list; // item in the list of answers
+    ec_fop_data_t *  fop;
+    ec_cbk_data_t *  next;        // next answer in the same group
+    int32_t          idx;
+    int32_t          op_ret;
+    int32_t          op_errno;
+    int32_t          count;
+    uintptr_t        mask;
+
+    dict_t *         xdata;
+    dict_t *         dict;
+    int32_t          int32;
+    uintptr_t        uintptr[3];
+    size_t           size;
+    uint64_t         version;
+    inode_t *        inode;
+    fd_t *           fd;
+    struct statvfs   statvfs;
+    struct iatt      iatt[5];
+    struct gf_flock  flock;
+    struct iovec *   vector;
+    struct iobref *  buffers;
+};
+
+struct _ec_heal
+{
+    gf_lock_t       lock;
+    xlator_t *      xl;
+    ec_fop_data_t * fop;
+    ec_fop_data_t * lookup;
+    loc_t           loc;
+    struct iatt     iatt;
+    char *          symlink;
+    fd_t *          fd;
+    int32_t         done;
+    uintptr_t       available;
+    uintptr_t       good;
+    uintptr_t       bad;
+    uintptr_t       open;
+    off_t           offset;
+    size_t          size;
+    uint64_t        version;
+    size_t          raw_size;
+};
+
+ec_cbk_data_t * ec_cbk_data_allocate(call_frame_t * frame, xlator_t * this,
+                                     ec_fop_data_t * fop, int32_t id,
+                                     int32_t idx, int32_t op_ret,
+                                     int32_t op_errno);
+ec_fop_data_t * ec_fop_data_allocate(call_frame_t * frame, xlator_t * this,
+                                     int32_t id, uint32_t flags,
+                                     uintptr_t target, int32_t minimum,
+                                     ec_wind_f wind, ec_handler_f handler,
+                                     ec_cbk_t cbks, void * data);
+void ec_fop_data_acquire(ec_fop_data_t * fop);
+void ec_fop_data_release(ec_fop_data_t * fop);
+
+#endif /* __EC_DATA_H__ */
diff --git a/xlators/cluster/ec/src/ec-dir-read.c b/xlators/cluster/ec/src/ec-dir-read.c
new file mode 100644
index 00000000000..1e7abc30d91
--- /dev/null
+++ b/xlators/cluster/ec/src/ec-dir-read.c
@@ -0,0 +1,571 @@
+/*
+  Copyright (c) 2012 DataLab, s.l. <http://www.datalab.es>
+
+  This file is part of the cluster/ec translator for GlusterFS.
+
+  The cluster/ec translator for GlusterFS is free software: you can
+  redistribute it and/or modify it under the terms of the GNU General
+  Public License as published by the Free Software Foundation, either
+  version 3 of the License, or (at your option) any later version.
+
+  The cluster/ec translator for GlusterFS is distributed in the hope
+  that it will be useful, but WITHOUT ANY WARRANTY; without even the
+  implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+  PURPOSE. See the GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with the cluster/ec translator for GlusterFS. If not, see
+  <http://www.gnu.org/licenses/>.
+*/
+
+#include "xlator.h"
+#include "defaults.h"
+
+#include "ec-helpers.h"
+#include "ec-common.h"
+#include "ec-combine.h"
+#include "ec-method.h"
+#include "ec-fops.h"
+
+/* FOP: opendir */
+
+int32_t ec_combine_opendir(ec_fop_data_t * fop, ec_cbk_data_t * dst,
+                           ec_cbk_data_t * src)
+{
+    if (dst->fd != src->fd)
+    {
+        gf_log(fop->xl->name, GF_LOG_NOTICE, "Mismatching fd in answers "
+                                             "of 'GF_FOP_OPENDIR': %p <-> %p",
+               dst->fd, src->fd);
+
+        return 0;
+    }
+
+    return 1;
+}
+
+int32_t ec_opendir_cbk(call_frame_t * frame, void * cookie, xlator_t * this,
+                       int32_t op_ret, int32_t op_errno, fd_t * fd,
+                       dict_t * xdata)
+{
+    ec_fop_data_t * fop = NULL;
+    ec_cbk_data_t * cbk = NULL;
+    int32_t idx = (int32_t)(uintptr_t)cookie;
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame->local, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = frame->local;
+
+    ec_trace("CBK", fop, "idx=%d, frame=%p, op_ret=%d, op_errno=%d", idx,
+             frame, op_ret, op_errno);
+
+    cbk = ec_cbk_data_allocate(frame, this, fop, GF_FOP_OPENDIR, idx, op_ret,
+                               op_errno);
+    if (cbk != NULL)
+    {
+        if (op_ret >= 0)
+        {
+            if (fd != NULL)
+            {
+                cbk->fd = fd_ref(fd);
+                if (cbk->fd == NULL)
+                {
+                    gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                                     "file descriptor.");
+
+                    goto out;
+                }
+            }
+        }
+        if (xdata != NULL)
+        {
+            cbk->xdata = dict_ref(xdata);
+            if (cbk->xdata == NULL)
+            {
+                gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                                 "dictionary.");
+
+                goto out;
+            }
+        }
+
+        ec_combine(cbk, ec_combine_opendir);
+    }
+
+out:
+    if (fop != NULL)
+    {
+        ec_complete(fop);
+    }
+
+    return 0;
+}
+
+void ec_wind_opendir(ec_t * ec, ec_fop_data_t * fop, int32_t idx)
+{
+    ec_trace("WIND", fop, "idx=%d", idx);
+
+    STACK_WIND_COOKIE(fop->frame, ec_opendir_cbk, (void *)(uintptr_t)idx,
+                      ec->xl_list[idx], ec->xl_list[idx]->fops->opendir,
+                      &fop->loc[0], fop->fd, fop->xdata);
+}
+
+int32_t ec_manager_opendir(ec_fop_data_t * fop, int32_t state)
+{
+    ec_cbk_data_t * cbk;
+
+    switch (state)
+    {
+        case EC_STATE_INIT:
+        case EC_STATE_DISPATCH:
+            ec_dispatch_all(fop);
+
+            return EC_STATE_PREPARE_ANSWER;
+
+        case EC_STATE_PREPARE_ANSWER:
+            cbk = fop->answer;
+            if (cbk != NULL)
+            {
+                if (!ec_dict_combine(cbk, EC_COMBINE_XDATA))
+                {
+                    if (cbk->op_ret >= 0)
+                    {
+                        cbk->op_ret = -1;
+                        cbk->op_errno = EIO;
+                    }
+                }
+                if (cbk->op_ret < 0)
+                {
+                    ec_fop_set_error(fop, cbk->op_errno);
+                }
+            }
+            else
+            {
+                ec_fop_set_error(fop, EIO);
+            }
+
+            return EC_STATE_REPORT;
+
+        case EC_STATE_REPORT:
+            cbk = fop->answer;
+
+            GF_ASSERT(cbk != NULL);
+
+            if (fop->cbks.opendir != NULL)
+            {
+                fop->cbks.opendir(fop->req_frame, fop, fop->xl, cbk->op_ret,
+                                  cbk->op_errno, cbk->fd, cbk->xdata);
+            }
+
+            return EC_STATE_END;
+
+        case -EC_STATE_DISPATCH:
+        case -EC_STATE_PREPARE_ANSWER:
+        case -EC_STATE_REPORT:
+            GF_ASSERT(fop->error != 0);
+
+            if (fop->cbks.opendir != NULL)
+            {
+                fop->cbks.opendir(fop->req_frame, fop, fop->xl, -1, fop->error,
+                                  NULL, NULL);
+            }
+
+            return EC_STATE_END;
+
+        default:
+            gf_log(fop->xl->name, GF_LOG_ERROR, "Unhandled state %d for %s",
+                   state, ec_fop_name(fop->id));
+
+            return EC_STATE_END;
+    }
+}
+
+void ec_opendir(call_frame_t * frame, xlator_t * this, uintptr_t target,
+                int32_t minimum, fop_opendir_cbk_t func, void * data,
+                loc_t * loc, fd_t * fd, dict_t * xdata)
+{
+    ec_cbk_t callback = { .opendir = func };
+    ec_fop_data_t * fop = NULL;
+    int32_t error = EIO;
+
+    gf_log("ec", GF_LOG_TRACE, "EC(OPENDIR) %p", frame);
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = ec_fop_data_allocate(frame, this, GF_FOP_OPENDIR, EC_FLAG_UPDATE_FD,
+                               target, minimum, ec_wind_opendir,
+                               ec_manager_opendir, callback, data);
+    if (fop == NULL)
+    {
+        goto out;
+    }
+
+    if (loc != NULL)
+    {
+        if (loc_copy(&fop->loc[0], loc) != 0)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to copy a location.");
+
+            goto out;
+        }
+    }
+    if (fd != NULL)
+    {
+        fop->fd = fd_ref(fd);
+        if (fop->fd == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                             "file descriptor.");
+
+            goto out;
+        }
+    }
+    if (xdata != NULL)
+    {
+        fop->xdata = dict_ref(xdata);
+        if (fop->xdata == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                             "dictionary.");
+
+            goto out;
+        }
+    }
+
+    error = 0;
+
+out:
+    if (fop != NULL)
+    {
+        ec_manager(fop, error);
+    }
+    else
+    {
+        func(frame, NULL, this, -1, EIO, NULL, NULL);
+    }
+}
+
+/* FOP: readdir */
+
+void ec_adjust_readdir(ec_t * ec, int32_t idx, gf_dirent_t * entries)
+{
+    gf_dirent_t * entry;
+
+    list_for_each_entry(entry, &entries->list, list)
+    {
+        entry->d_off = ec_itransform(ec, idx, entry->d_off);
+
+        if (entry->d_stat.ia_type == IA_IFREG)
+        {
+            if ((entry->dict == NULL) ||
+                (ec_dict_del_number(entry->dict, EC_XATTR_SIZE,
+                                    &entry->d_stat.ia_size) != 0))
+            {
+                gf_log(ec->xl->name, GF_LOG_WARNING, "Unable to get exact "
+                                                     "file size.");
+
+                entry->d_stat.ia_size *= ec->fragments;
+            }
+
+            ec_iatt_rebuild(ec, &entry->d_stat, 1, 1);
+        }
+    }
+}
+
+int32_t ec_readdir_cbk(call_frame_t * frame, void * cookie, xlator_t * this,
+                       int32_t op_ret, int32_t op_errno, gf_dirent_t * entries,
+                       dict_t * xdata)
+{
+    ec_fop_data_t * fop = NULL;
+    int32_t idx = (int32_t)(uintptr_t)cookie;
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame->local, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = frame->local;
+
+    ec_trace("CBK", fop, "idx=%d, frame=%p, op_ret=%d, op_errno=%d", idx,
+             frame, op_ret, op_errno);
+
+    if (op_ret > 0)
+    {
+        ec_adjust_readdir(fop->xl->private, idx, entries);
+    }
+
+    if (!ec_dispatch_one_retry(fop, idx, op_ret, op_errno))
+    {
+        if (fop->cbks.readdir != NULL)
+        {
+            fop->cbks.readdir(fop->req_frame, fop, this, op_ret, op_errno,
+                              entries, xdata);
+        }
+    }
+
+out:
+    if (fop != NULL)
+    {
+        ec_complete(fop);
+    }
+
+    return 0;
+}
+
+void ec_wind_readdir(ec_t * ec, ec_fop_data_t * fop, int32_t idx)
+{
+    ec_trace("WIND", fop, "idx=%d", idx);
+
+    STACK_WIND_COOKIE(fop->frame, ec_readdir_cbk, (void *)(uintptr_t)idx,
+                      ec->xl_list[idx], ec->xl_list[idx]->fops->readdir,
+                      fop->fd, fop->size, fop->offset, fop->xdata);
+}
+
+int32_t ec_manager_readdir(ec_fop_data_t * fop, int32_t state)
+{
+    switch (state)
+    {
+        case EC_STATE_INIT:
+            if (fop->xdata == NULL)
+            {
+                fop->xdata = dict_new();
+                if (fop->xdata == NULL)
+                {
+                    gf_log(fop->xl->name, GF_LOG_ERROR, "Unable to prepare "
+                                                        "readdirp request");
+
+                    fop->error = EIO;
+
+                    return EC_STATE_REPORT;
+                }
+            }
+            if (dict_set_uint64(fop->xdata, EC_XATTR_SIZE, 0) != 0)
+            {
+                gf_log(fop->xl->name, GF_LOG_ERROR, "Unable to prepare "
+                                                    "readdirp request");
+
+                fop->error = EIO;
+
+                return EC_STATE_REPORT;
+            }
+
+            if (fop->offset != 0)
+            {
+                int32_t idx;
+
+                fop->offset = ec_deitransform(fop->xl->private, &idx,
+                                              fop->offset);
+                fop->mask &= 1ULL << idx;
+            }
+
+        case EC_STATE_DISPATCH:
+            ec_dispatch_one(fop);
+
+            return EC_STATE_REPORT;
+
+        case -EC_STATE_REPORT:
+            if (fop->id == GF_FOP_READDIR)
+            {
+                if (fop->cbks.readdir != NULL)
+                {
+                    fop->cbks.readdir(fop->req_frame, fop, fop->xl, -1,
+                                      fop->error, NULL, NULL);
+                }
+            }
+            else
+            {
+                if (fop->cbks.readdirp != NULL)
+                {
+                    fop->cbks.readdirp(fop->req_frame, fop, fop->xl, -1,
+                                       fop->error, NULL, NULL);
+                }
+            }
+
+        case EC_STATE_REPORT:
+            return EC_STATE_END;
+
+        default:
+            gf_log(fop->xl->name, GF_LOG_ERROR, "Unhandled state %d for %s",
+                   state, ec_fop_name(fop->id));
+
+            return EC_STATE_END;
+    }
+}
+
+void ec_readdir(call_frame_t * frame, xlator_t * this, uintptr_t target,
+                int32_t minimum, fop_readdir_cbk_t func, void * data,
+                fd_t * fd, size_t size, off_t offset, dict_t * xdata)
+{
+    ec_cbk_t callback = { .readdir = func };
+    ec_fop_data_t * fop = NULL;
+    int32_t error = EIO;
+
+    gf_log("ec", GF_LOG_TRACE, "EC(READDIR) %p", frame);
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = ec_fop_data_allocate(frame, this, GF_FOP_READDIR, 0, target, minimum,
+                               ec_wind_readdir, ec_manager_readdir, callback,
+                               data);
+    if (fop == NULL)
+    {
+        goto out;
+    }
+
+    fop->size = size;
+    fop->offset = offset;
+
+    if (fd != NULL)
+    {
+        fop->fd = fd_ref(fd);
+        if (fop->fd == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                             "file descriptor.");
+
+            goto out;
+        }
+    }
+    if (xdata != NULL)
+    {
+        fop->xdata = dict_ref(xdata);
+        if (fop->xdata == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                             "dictionary.");
+
+            goto out;
+        }
+    }
+
+    error = 0;
+
+out:
+    if (fop != NULL)
+    {
+        ec_manager(fop, error);
+    }
+    else
+    {
+        func(frame, NULL, this, -1, EIO, NULL, NULL);
+    }
+}
+
+/* FOP: readdirp */
+
+int32_t ec_readdirp_cbk(call_frame_t * frame, void * cookie, xlator_t * this,
+                        int32_t op_ret, int32_t op_errno,
+                        gf_dirent_t * entries, dict_t * xdata)
+{
+    ec_fop_data_t * fop = NULL;
+    int32_t idx = (int32_t)(uintptr_t)cookie;
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame->local, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = frame->local;
+
+    ec_trace("CBK", fop, "idx=%d, frame=%p, op_ret=%d, op_errno=%d", idx,
+             frame, op_ret, op_errno);
+
+    if (op_ret > 0)
+    {
+        ec_adjust_readdir(fop->xl->private, idx, entries);
+    }
+
+    if (!ec_dispatch_one_retry(fop, idx, op_ret, op_errno))
+    {
+        if (fop->cbks.readdirp != NULL)
+        {
+            fop->cbks.readdirp(fop->req_frame, fop, this, op_ret, op_errno,
+                               entries, xdata);
+        }
+    }
+
+out:
+    if (fop != NULL)
+    {
+        ec_complete(fop);
+    }
+
+    return 0;
+}
+
+void ec_wind_readdirp(ec_t * ec, ec_fop_data_t * fop, int32_t idx)
+{
+    ec_trace("WIND", fop, "idx=%d", idx);
+
+    STACK_WIND_COOKIE(fop->frame, ec_readdirp_cbk, (void *)(uintptr_t)idx,
+                      ec->xl_list[idx], ec->xl_list[idx]->fops->readdirp,
+                      fop->fd, fop->size, fop->offset, fop->xdata);
+}
+
+void ec_readdirp(call_frame_t * frame, xlator_t * this, uintptr_t target,
+                 int32_t minimum, fop_readdirp_cbk_t func, void * data,
+                 fd_t * fd, size_t size, off_t offset, dict_t * xdata)
+{
+    ec_cbk_t callback = { .readdirp = func };
+    ec_fop_data_t * fop = NULL;
+    int32_t error = EIO;
+
+    gf_log("ec", GF_LOG_TRACE, "EC(READDIRP) %p", frame);
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = ec_fop_data_allocate(frame, this, GF_FOP_READDIRP, 0, target,
+                               minimum, ec_wind_readdirp, ec_manager_readdir,
+                               callback, data);
+    if (fop == NULL)
+    {
+        goto out;
+    }
+
+    fop->size = size;
+    fop->offset = offset;
+
+    if (fd != NULL)
+    {
+        fop->fd = fd_ref(fd);
+        if (fop->fd == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                             "file descriptor.");
+
+            goto out;
+        }
+    }
+    if (xdata != NULL)
+    {
+        fop->xdata = dict_ref(xdata);
+        if (fop->xdata == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                             "dictionary.");
+
+            goto out;
+        }
+    }
+
+    error = 0;
+
+out:
+    if (fop != NULL)
+    {
+        ec_manager(fop, error);
+    }
+    else
+    {
+        func(frame, NULL, this, -1, EIO, NULL, NULL);
+    }
+}
diff --git a/xlators/cluster/ec/src/ec-dir-write.c b/xlators/cluster/ec/src/ec-dir-write.c
new file mode 100644
index 00000000000..da89e34ba25
--- /dev/null
+++ b/xlators/cluster/ec/src/ec-dir-write.c
@@ -0,0 +1,2102 @@
+/*
+  Copyright (c) 2012 DataLab, s.l. <http://www.datalab.es>
+
+  This file is part of the cluster/ec translator for GlusterFS.
+
+  The cluster/ec translator for GlusterFS is free software: you can
+  redistribute it and/or modify it under the terms of the GNU General
+  Public License as published by the Free Software Foundation, either
+  version 3 of the License, or (at your option) any later version.
+
+  The cluster/ec translator for GlusterFS is distributed in the hope
+  that it will be useful, but WITHOUT ANY WARRANTY; without even the
+  implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+  PURPOSE. See the GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with the cluster/ec translator for GlusterFS. If not, see
+  <http://www.gnu.org/licenses/>.
+*/
+
+#include "xlator.h"
+#include "defaults.h"
+
+#include "ec-helpers.h"
+#include "ec-common.h"
+#include "ec-combine.h"
+#include "ec-method.h"
+#include "ec-fops.h"
+
+/* FOP: create */
+
+int32_t ec_combine_create(ec_fop_data_t * fop, ec_cbk_data_t * dst,
+                          ec_cbk_data_t * src)
+{
+    if (dst->fd != src->fd)
+    {
+        gf_log(fop->xl->name, GF_LOG_NOTICE, "Mismatching fd in answers "
+                                             "of 'GF_FOP_CREATE': %p <-> %p",
+               dst->fd, src->fd);
+
+        return 0;
+    }
+
+    if (!ec_iatt_combine(dst->iatt, src->iatt, 3))
+    {
+        gf_log(fop->xl->name, GF_LOG_NOTICE, "Mismatching iatt in "
+                                             "answers of 'GF_FOP_CREATE'");
+
+        return 0;
+    }
+
+    return 1;
+}
+
+int32_t ec_create_cbk(call_frame_t * frame, void * cookie, xlator_t * this,
+                      int32_t op_ret, int32_t op_errno, fd_t * fd,
+                      inode_t * inode, struct iatt * buf,
+                      struct iatt * preparent, struct iatt * postparent,
+                      dict_t * xdata)
+{
+    ec_fop_data_t * fop = NULL;
+    ec_cbk_data_t * cbk = NULL;
+    int32_t idx = (int32_t)(uintptr_t)cookie;
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame->local, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = frame->local;
+
+    ec_trace("CBK", fop, "idx=%d, frame=%p, op_ret=%d, op_errno=%d", idx,
+             frame, op_ret, op_errno);
+
+    cbk = ec_cbk_data_allocate(frame, this, fop, GF_FOP_CREATE, idx, op_ret,
+                               op_errno);
+    if (cbk != NULL)
+    {
+        if (op_ret >= 0)
+        {
+            if (fd != NULL)
+            {
+                cbk->fd = fd_ref(fd);
+                if (cbk->fd == NULL)
+                {
+                    gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                                     "file descriptor.");
+
+                    goto out;
+                }
+            }
+            if (inode != NULL)
+            {
+                cbk->inode = inode_ref(inode);
+                if (cbk->inode == NULL)
+                {
+                    gf_log(this->name, GF_LOG_ERROR,
+                           "Failed to reference an inode.");
+
+                    goto out;
+                }
+            }
+            if (buf != NULL)
+            {
+                cbk->iatt[0] = *buf;
+            }
+            if (preparent != NULL)
+            {
+                cbk->iatt[1] = *preparent;
+            }
+            if (postparent != NULL)
+            {
+                cbk->iatt[2] = *postparent;
+            }
+        }
+        if (xdata != NULL)
+        {
+            cbk->xdata = dict_ref(xdata);
+            if (cbk->xdata == NULL)
+            {
+                gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                                 "dictionary.");
+
+                goto out;
+            }
+        }
+
+        ec_combine(cbk, ec_combine_create);
+    }
+
+out:
+    if (fop != NULL)
+    {
+        ec_complete(fop);
+    }
+
+    return 0;
+}
+
+void ec_wind_create(ec_t * ec, ec_fop_data_t * fop, int32_t idx)
+{
+    ec_trace("WIND", fop, "idx=%d", idx);
+
+    STACK_WIND_COOKIE(fop->frame, ec_create_cbk, (void *)(uintptr_t)idx,
+                      ec->xl_list[idx], ec->xl_list[idx]->fops->create,
+                      &fop->loc[0], fop->int32, fop->mode[0], fop->mode[1],
+                      fop->fd, fop->xdata);
+}
+
+int32_t ec_manager_create(ec_fop_data_t * fop, int32_t state)
+{
+    ec_cbk_data_t * cbk;
+    ec_fd_t * ctx;
+
+    switch (state)
+    {
+        case EC_STATE_INIT:
+            LOCK(&fop->fd->lock);
+
+            ctx = __ec_fd_get(fop->fd, fop->xl);
+            if ((ctx == NULL) || !ec_loc_from_loc(fop->xl, &ctx->loc,
+                &fop->loc[0]))
+            {
+                UNLOCK(&fop->fd->lock);
+
+                fop->error = EIO;
+
+                return EC_STATE_REPORT;
+            }
+
+            if (ctx->flags == 0)
+            {
+                ctx->flags = fop->int32;
+            }
+
+            UNLOCK(&fop->fd->lock);
+
+            fop->int32 &= ~O_ACCMODE;
+            fop->int32 |= O_RDWR;
+
+        case EC_STATE_LOCK:
+            ec_lock_entry(fop, &fop->loc[0]);
+
+            return EC_STATE_DISPATCH;
+
+        case EC_STATE_DISPATCH:
+            ec_dispatch_all(fop);
+
+            return EC_STATE_PREPARE_ANSWER;
+
+        case EC_STATE_PREPARE_ANSWER:
+            cbk = fop->answer;
+            if (cbk != NULL)
+            {
+                if (!ec_dict_combine(cbk, EC_COMBINE_XDATA))
+                {
+                    if (cbk->op_ret >= 0)
+                    {
+                        cbk->op_ret = -1;
+                        cbk->op_errno = EIO;
+                    }
+                }
+                if (cbk->op_ret < 0)
+                {
+                    ec_fop_set_error(fop, cbk->op_errno);
+                }
+                else
+                {
+                    ec_iatt_rebuild(fop->xl->private, cbk->iatt, 3,
+                                    cbk->count);
+
+                    ec_loc_prepare(fop->xl, &fop->loc[0], cbk->inode,
+                                   &cbk->iatt[0]);
+
+                    LOCK(&fop->fd->lock);
+
+                    ctx = __ec_fd_get(fop->fd, fop->xl);
+                    if (ctx != NULL)
+                    {
+                        ctx->open |= cbk->mask;
+                    }
+
+                    UNLOCK(&fop->fd->lock);
+                }
+            }
+            else
+            {
+                ec_fop_set_error(fop, EIO);
+            }
+
+            return EC_STATE_REPORT;
+
+        case EC_STATE_REPORT:
+            cbk = fop->answer;
+
+            GF_ASSERT(cbk != NULL);
+
+            if (fop->cbks.create != NULL)
+            {
+                fop->cbks.create(fop->req_frame, fop, fop->xl, cbk->op_ret,
+                                 cbk->op_errno, cbk->fd, cbk->inode,
+                                 &cbk->iatt[0], &cbk->iatt[1], &cbk->iatt[2],
+                                 cbk->xdata);
+            }
+
+            if (cbk->op_ret >= 0)
+            {
+                return EC_STATE_UPDATE_SIZE_AND_VERSION;
+            }
+            return EC_STATE_UNLOCK;
+
+        case -EC_STATE_LOCK:
+        case -EC_STATE_DISPATCH:
+        case -EC_STATE_PREPARE_ANSWER:
+        case -EC_STATE_REPORT:
+            GF_ASSERT(fop->error != 0);
+
+            if (fop->cbks.create != NULL)
+            {
+                fop->cbks.create(fop->req_frame, fop, fop->xl, -1, fop->error,
+                                 NULL, NULL, NULL, NULL, NULL, NULL);
+            }
+
+            return EC_STATE_UNLOCK;
+
+        case EC_STATE_UPDATE_SIZE_AND_VERSION:
+            ec_update_size_version(fop);
+
+            return EC_STATE_UNLOCK;
+
+        case -EC_STATE_UPDATE_SIZE_AND_VERSION:
+        case -EC_STATE_UNLOCK:
+        case EC_STATE_UNLOCK:
+            ec_unlock(fop);
+
+            return EC_STATE_END;
+
+        default:
+            gf_log(fop->xl->name, GF_LOG_ERROR, "Unhandled state %d for %s",
+                   state, ec_fop_name(fop->id));
+
+            return EC_STATE_END;
+    }
+}
+
+void ec_create(call_frame_t * frame, xlator_t * this, uintptr_t target,
+               int32_t minimum, fop_create_cbk_t func, void * data,
+               loc_t * loc, int32_t flags, mode_t mode, mode_t umask,
+               fd_t * fd, dict_t * xdata)
+{
+    ec_cbk_t callback = { .create = func };
+    ec_fop_data_t * fop = NULL;
+    int32_t error = EIO;
+
+    gf_log("ec", GF_LOG_TRACE, "EC(CREATE) %p", frame);
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = ec_fop_data_allocate(frame, this, GF_FOP_CREATE,
+                               EC_FLAG_UPDATE_LOC_PARENT |
+                               EC_FLAG_UPDATE_FD_INODE, target, minimum,
+                               ec_wind_create, ec_manager_create, callback,
+                               data);
+    if (fop == NULL)
+    {
+        goto out;
+    }
+
+    fop->int32 = flags;
+    fop->mode[0] = mode;
+    fop->mode[1] = umask;
+
+    if (loc != NULL)
+    {
+        if (loc_copy(&fop->loc[0], loc) != 0)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to copy a location.");
+
+            goto out;
+        }
+    }
+    if (fd != NULL)
+    {
+        fop->fd = fd_ref(fd);
+        if (fop->fd == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                             "file descriptor.");
+
+            goto out;
+        }
+    }
+    if (xdata != NULL)
+    {
+        fop->xdata = dict_ref(xdata);
+        if (fop->xdata == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                             "dictionary.");
+
+            goto out;
+        }
+    }
+
+    error = 0;
+
+out:
+    if (fop != NULL)
+    {
+        ec_manager(fop, error);
+    }
+    else
+    {
+        func(frame, NULL, this, -1, EIO, NULL, NULL, NULL, NULL, NULL, NULL);
+    }
+}
+
+/* FOP: link */
+
+int32_t ec_combine_link(ec_fop_data_t * fop, ec_cbk_data_t * dst,
+                        ec_cbk_data_t * src)
+{
+    if (!ec_iatt_combine(dst->iatt, src->iatt, 3))
+    {
+        gf_log(fop->xl->name, GF_LOG_NOTICE, "Mismatching iatt in "
+                                             "answers of 'GF_FOP_LINK'");
+
+        return 0;
+    }
+
+    return 1;
+}
+
+int32_t ec_link_cbk(call_frame_t * frame, void * cookie, xlator_t * this,
+                    int32_t op_ret, int32_t op_errno, inode_t * inode,
+                    struct iatt * buf, struct iatt * preparent,
+                    struct iatt * postparent, dict_t * xdata)
+{
+    ec_fop_data_t * fop = NULL;
+    ec_cbk_data_t * cbk = NULL;
+    int32_t idx = (int32_t)(uintptr_t)cookie;
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame->local, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = frame->local;
+
+    ec_trace("CBK", fop, "idx=%d, frame=%p, op_ret=%d, op_errno=%d", idx,
+             frame, op_ret, op_errno);
+
+    cbk = ec_cbk_data_allocate(frame, this, fop, GF_FOP_LINK, idx, op_ret,
+                               op_errno);
+    if (cbk != NULL)
+    {
+        if (op_ret >= 0)
+        {
+            if (inode != NULL)
+            {
+                cbk->inode = inode_ref(inode);
+                if (cbk->inode == NULL)
+                {
+                    gf_log(this->name, GF_LOG_ERROR,
+                           "Failed to reference an inode.");
+
+                    goto out;
+                }
+            }
+            if (buf != NULL)
+            {
+                cbk->iatt[0] = *buf;
+            }
+            if (preparent != NULL)
+            {
+                cbk->iatt[1] = *preparent;
+            }
+            if (postparent != NULL)
+            {
+                cbk->iatt[2] = *postparent;
+            }
+        }
+        if (xdata != NULL)
+        {
+            cbk->xdata = dict_ref(xdata);
+            if (cbk->xdata == NULL)
+            {
+                gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                                 "dictionary.");
+
+                goto out;
+            }
+        }
+
+        ec_combine(cbk, ec_combine_link);
+    }
+
+out:
+    if (fop != NULL)
+    {
+        ec_complete(fop);
+    }
+
+    return 0;
+}
+
+void ec_wind_link(ec_t * ec, ec_fop_data_t * fop, int32_t idx)
+{
+    ec_trace("WIND", fop, "idx=%d", idx);
+
+    STACK_WIND_COOKIE(fop->frame, ec_link_cbk, (void *)(uintptr_t)idx,
+                      ec->xl_list[idx], ec->xl_list[idx]->fops->link,
+                      &fop->loc[0], &fop->loc[1], fop->xdata);
+}
+
+int32_t ec_manager_link(ec_fop_data_t * fop, int32_t state)
+{
+    ec_cbk_data_t * cbk;
+
+    switch (state)
+    {
+        case EC_STATE_INIT:
+        case EC_STATE_LOCK:
+            // Parent entry of fop->loc[0] should be locked, but I don't
+            // receive enough information to do it (fop->loc[0].parent is
+            // NULL).
+            ec_lock_entry(fop, &fop->loc[1]);
+
+            return EC_STATE_GET_SIZE_AND_VERSION;
+
+        case EC_STATE_GET_SIZE_AND_VERSION:
+            ec_get_size_version(fop);
+
+            return EC_STATE_DISPATCH;
+
+        case EC_STATE_DISPATCH:
+            ec_dispatch_all(fop);
+
+            return EC_STATE_PREPARE_ANSWER;
+
+        case EC_STATE_PREPARE_ANSWER:
+            cbk = fop->answer;
+            if (cbk != NULL)
+            {
+                if (!ec_dict_combine(cbk, EC_COMBINE_XDATA))
+                {
+                    if (cbk->op_ret >= 0)
+                    {
+                        cbk->op_ret = -1;
+                        cbk->op_errno = EIO;
+                    }
+                }
+                if (cbk->op_ret < 0)
+                {
+                    ec_fop_set_error(fop, cbk->op_errno);
+                }
+                else
+                {
+                    ec_iatt_rebuild(fop->xl->private, cbk->iatt, 3,
+                                    cbk->count);
+
+                    ec_loc_prepare(fop->xl, &fop->loc[0], cbk->inode,
+                                   &cbk->iatt[0]);
+
+                    if (cbk->iatt[0].ia_type == IA_IFREG)
+                    {
+                        cbk->iatt[0].ia_size = fop->pre_size;
+                    }
+                }
+            }
+            else
+            {
+                ec_fop_set_error(fop, EIO);
+            }
+
+            return EC_STATE_REPORT;
+
+        case EC_STATE_REPORT:
+            cbk = fop->answer;
+
+            GF_ASSERT(cbk != NULL);
+
+            if (fop->cbks.link != NULL)
+            {
+                fop->cbks.link(fop->req_frame, fop, fop->xl, cbk->op_ret,
+                               cbk->op_errno, cbk->inode, &cbk->iatt[0],
+                               &cbk->iatt[1], &cbk->iatt[2], cbk->xdata);
+            }
+
+            return EC_STATE_UNLOCK;
+
+        case -EC_STATE_LOCK:
+        case -EC_STATE_GET_SIZE_AND_VERSION:
+        case -EC_STATE_DISPATCH:
+        case -EC_STATE_PREPARE_ANSWER:
+        case -EC_STATE_REPORT:
+            GF_ASSERT(fop->error != 0);
+
+            if (fop->cbks.link != NULL)
+            {
+                fop->cbks.link(fop->req_frame, fop, fop->xl, -1, fop->error,
+                               NULL, NULL, NULL, NULL, NULL);
+            }
+
+            return EC_STATE_UNLOCK;
+
+        case -EC_STATE_UNLOCK:
+        case EC_STATE_UNLOCK:
+            ec_unlock(fop);
+
+            return EC_STATE_END;
+
+        default:
+            gf_log(fop->xl->name, GF_LOG_ERROR, "Unhandled state %d for %s",
+                   state, ec_fop_name(fop->id));
+
+            return EC_STATE_END;
+    }
+}
+
+void ec_link(call_frame_t * frame, xlator_t * this, uintptr_t target,
+             int32_t minimum, fop_link_cbk_t func, void * data, loc_t * oldloc,
+             loc_t * newloc, dict_t * xdata)
+{
+    ec_cbk_t callback = { .link = func };
+    ec_fop_data_t * fop = NULL;
+    int32_t error = EIO;
+
+    gf_log("ec", GF_LOG_TRACE, "EC(LINK) %p", frame);
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = ec_fop_data_allocate(frame, this, GF_FOP_LINK, 0, target, minimum,
+                               ec_wind_link, ec_manager_link, callback, data);
+    if (fop == NULL)
+    {
+        goto out;
+    }
+
+    if (oldloc != NULL)
+    {
+        if (loc_copy(&fop->loc[0], oldloc) != 0)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to copy a location.");
+
+            goto out;
+        }
+    }
+    if (newloc != NULL)
+    {
+        if (loc_copy(&fop->loc[1], newloc) != 0)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to copy a location.");
+
+            goto out;
+        }
+    }
+    if (xdata != NULL)
+    {
+        fop->xdata = dict_ref(xdata);
+        if (fop->xdata == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                             "dictionary.");
+
+            goto out;
+        }
+    }
+
+    error = 0;
+
+out:
+    if (fop != NULL)
+    {
+        ec_manager(fop, error);
+    }
+    else
+    {
+        func(frame, NULL, this, -1, EIO, NULL, NULL, NULL, NULL, NULL);
+    }
+}
+
+/* FOP: mkdir */
+
+int32_t ec_combine_mkdir(ec_fop_data_t * fop, ec_cbk_data_t * dst,
+                         ec_cbk_data_t * src)
+{
+    if (!ec_iatt_combine(dst->iatt, src->iatt, 3))
+    {
+        gf_log(fop->xl->name, GF_LOG_NOTICE, "Mismatching iatt in "
+                                             "answers of 'GF_FOP_MKDIR'");
+
+        return 0;
+    }
+
+    return 1;
+}
+
+int32_t ec_mkdir_cbk(call_frame_t * frame, void * cookie, xlator_t * this,
+                     int32_t op_ret, int32_t op_errno, inode_t * inode,
+                     struct iatt * buf, struct iatt * preparent,
+                     struct iatt * postparent, dict_t * xdata)
+{
+    ec_fop_data_t * fop = NULL;
+    ec_cbk_data_t * cbk = NULL;
+    int32_t idx = (int32_t)(uintptr_t)cookie;
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame->local, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = frame->local;
+
+    ec_trace("CBK", fop, "idx=%d, frame=%p, op_ret=%d, op_errno=%d", idx,
+             frame, op_ret, op_errno);
+
+    cbk = ec_cbk_data_allocate(frame, this, fop, GF_FOP_MKDIR, idx, op_ret,
+                               op_errno);
+    if (cbk != NULL)
+    {
+        if (op_ret >= 0)
+        {
+            if (inode != NULL)
+            {
+                cbk->inode = inode_ref(inode);
+                if (cbk->inode == NULL)
+                {
+                    gf_log(this->name, GF_LOG_ERROR,
+                           "Failed to reference an inode.");
+
+                    goto out;
+                }
+            }
+            if (buf != NULL)
+            {
+                cbk->iatt[0] = *buf;
+            }
+            if (preparent != NULL)
+            {
+                cbk->iatt[1] = *preparent;
+            }
+            if (postparent != NULL)
+            {
+                cbk->iatt[2] = *postparent;
+            }
+        }
+        if (xdata != NULL)
+        {
+            cbk->xdata = dict_ref(xdata);
+            if (cbk->xdata == NULL)
+            {
+                gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                                 "dictionary.");
+
+                goto out;
+            }
+        }
+
+        ec_combine(cbk, ec_combine_mkdir);
+    }
+
+out:
+    if (fop != NULL)
+    {
+        ec_complete(fop);
+    }
+
+    return 0;
+}
+
+void ec_wind_mkdir(ec_t * ec, ec_fop_data_t * fop, int32_t idx)
+{
+    ec_trace("WIND", fop, "idx=%d", idx);
+
+    STACK_WIND_COOKIE(fop->frame, ec_mkdir_cbk, (void *)(uintptr_t)idx,
+                      ec->xl_list[idx], ec->xl_list[idx]->fops->mkdir,
+                      &fop->loc[0], fop->mode[0], fop->mode[1], fop->xdata);
+}
+
+int32_t ec_manager_mkdir(ec_fop_data_t * fop, int32_t state)
+{
+    ec_cbk_data_t * cbk;
+
+    switch (state)
+    {
+        case EC_STATE_INIT:
+        case EC_STATE_LOCK:
+            ec_lock_entry(fop, &fop->loc[0]);
+
+            return EC_STATE_DISPATCH;
+
+        case EC_STATE_DISPATCH:
+            ec_dispatch_all(fop);
+
+            return EC_STATE_PREPARE_ANSWER;
+
+        case EC_STATE_PREPARE_ANSWER:
+            cbk = fop->answer;
+            if (cbk != NULL)
+            {
+                if (!ec_dict_combine(cbk, EC_COMBINE_XDATA))
+                {
+                    if (cbk->op_ret >= 0)
+                    {
+                        cbk->op_ret = -1;
+                        cbk->op_errno = EIO;
+                    }
+                }
+                if (cbk->op_ret < 0)
+                {
+                    ec_fop_set_error(fop, cbk->op_errno);
+                }
+                else
+                {
+                    ec_iatt_rebuild(fop->xl->private, cbk->iatt, 3,
+                                    cbk->count);
+
+                    ec_loc_prepare(fop->xl, &fop->loc[0], cbk->inode,
+                                   &cbk->iatt[0]);
+                }
+            }
+            else
+            {
+                ec_fop_set_error(fop, EIO);
+            }
+
+            return EC_STATE_REPORT;
+
+        case EC_STATE_REPORT:
+            cbk = fop->answer;
+
+            GF_ASSERT(cbk != NULL);
+
+            if (fop->cbks.mkdir != NULL)
+            {
+                fop->cbks.mkdir(fop->req_frame, fop, fop->xl, cbk->op_ret,
+                                cbk->op_errno, cbk->inode, &cbk->iatt[0],
+                                &cbk->iatt[1], &cbk->iatt[2], cbk->xdata);
+            }
+
+            return EC_STATE_UNLOCK;
+
+        case -EC_STATE_LOCK:
+        case -EC_STATE_DISPATCH:
+        case -EC_STATE_PREPARE_ANSWER:
+        case -EC_STATE_REPORT:
+            GF_ASSERT(fop->error != 0);
+
+            if (fop->cbks.mkdir != NULL)
+            {
+                fop->cbks.mkdir(fop->req_frame, fop, fop->xl, -1, fop->error,
+                                NULL, NULL, NULL, NULL, NULL);
+            }
+
+            return EC_STATE_UNLOCK;
+
+        case -EC_STATE_UNLOCK:
+        case EC_STATE_UNLOCK:
+            ec_unlock(fop);
+
+            return EC_STATE_END;
+
+        default:
+            gf_log(fop->xl->name, GF_LOG_ERROR, "Unhandled state %d for %s",
+                   state, ec_fop_name(fop->id));
+
+            return EC_STATE_END;
+    }
+}
+
+void ec_mkdir(call_frame_t * frame, xlator_t * this, uintptr_t target,
+              int32_t minimum, fop_mkdir_cbk_t func, void * data, loc_t * loc,
+              mode_t mode, mode_t umask, dict_t * xdata)
+{
+    ec_cbk_t callback = { .mkdir = func };
+    ec_fop_data_t * fop = NULL;
+    int32_t error = EIO;
+
+    gf_log("ec", GF_LOG_TRACE, "EC(MKDIR) %p", frame);
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = ec_fop_data_allocate(frame, this, GF_FOP_MKDIR,
+                               EC_FLAG_UPDATE_LOC_PARENT, target, minimum,
+                               ec_wind_mkdir, ec_manager_mkdir, callback,
+                               data);
+    if (fop == NULL)
+    {
+        goto out;
+    }
+
+    fop->mode[0] = mode;
+    fop->mode[1] = umask;
+
+    if (loc != NULL)
+    {
+        if (loc_copy(&fop->loc[0], loc) != 0)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to copy a location.");
+
+            goto out;
+        }
+    }
+    if (xdata != NULL)
+    {
+        fop->xdata = dict_ref(xdata);
+        if (fop->xdata == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                             "dictionary.");
+
+            goto out;
+        }
+    }
+
+    error = 0;
+
+out:
+    if (fop != NULL)
+    {
+        ec_manager(fop, error);
+    }
+    else
+    {
+        func(frame, NULL, this, -1, EIO, NULL, NULL, NULL, NULL, NULL);
+    }
+}
+
+/* FOP: mknod */
+
+int32_t ec_combine_mknod(ec_fop_data_t * fop, ec_cbk_data_t * dst,
+                         ec_cbk_data_t * src)
+{
+    if (!ec_iatt_combine(dst->iatt, src->iatt, 3))
+    {
+        gf_log(fop->xl->name, GF_LOG_NOTICE, "Mismatching iatt in "
+                                             "answers of 'GF_FOP_MKNOD'");
+
+        return 0;
+    }
+
+    return 1;
+}
+
+int32_t ec_mknod_cbk(call_frame_t * frame, void * cookie, xlator_t * this,
+                     int32_t op_ret, int32_t op_errno, inode_t * inode,
+                     struct iatt * buf, struct iatt * preparent,
+                     struct iatt * postparent, dict_t * xdata)
+{
+    ec_fop_data_t * fop = NULL;
+    ec_cbk_data_t * cbk = NULL;
+    int32_t idx = (int32_t)(uintptr_t)cookie;
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame->local, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = frame->local;
+
+    ec_trace("CBK", fop, "idx=%d, frame=%p, op_ret=%d, op_errno=%d", idx,
+             frame, op_ret, op_errno);
+
+    cbk = ec_cbk_data_allocate(frame, this, fop, GF_FOP_MKNOD, idx, op_ret,
+                               op_errno);
+    if (cbk != NULL)
+    {
+        if (op_ret >= 0)
+        {
+            if (inode != NULL)
+            {
+                cbk->inode = inode_ref(inode);
+                if (cbk->inode == NULL)
+                {
+                    gf_log(this->name, GF_LOG_ERROR,
+                           "Failed to reference an inode.");
+
+                    goto out;
+                }
+            }
+            if (buf != NULL)
+            {
+                cbk->iatt[0] = *buf;
+            }
+            if (preparent != NULL)
+            {
+                cbk->iatt[1] = *preparent;
+            }
+            if (postparent != NULL)
+            {
+                cbk->iatt[2] = *postparent;
+            }
+        }
+        if (xdata != NULL)
+        {
+            cbk->xdata = dict_ref(xdata);
+            if (cbk->xdata == NULL)
+            {
+                gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                                 "dictionary.");
+
+                goto out;
+            }
+        }
+
+        ec_combine(cbk, ec_combine_mknod);
+    }
+
+out:
+    if (fop != NULL)
+    {
+        ec_complete(fop);
+    }
+
+    return 0;
+}
+
+void ec_wind_mknod(ec_t * ec, ec_fop_data_t * fop, int32_t idx)
+{
+    ec_trace("WIND", fop, "idx=%d", idx);
+
+    STACK_WIND_COOKIE(fop->frame, ec_mknod_cbk, (void *)(uintptr_t)idx,
+                      ec->xl_list[idx], ec->xl_list[idx]->fops->mknod,
+                      &fop->loc[0], fop->mode[0], fop->dev, fop->mode[1],
+                      fop->xdata);
+}
+
+int32_t ec_manager_mknod(ec_fop_data_t * fop, int32_t state)
+{
+    ec_cbk_data_t * cbk;
+
+    switch (state)
+    {
+        case EC_STATE_INIT:
+        case EC_STATE_LOCK:
+            ec_lock_entry(fop, &fop->loc[0]);
+
+            return EC_STATE_DISPATCH;
+
+        case EC_STATE_DISPATCH:
+            ec_dispatch_all(fop);
+
+            return EC_STATE_PREPARE_ANSWER;
+
+        case EC_STATE_PREPARE_ANSWER:
+            cbk = fop->answer;
+            if (cbk != NULL)
+            {
+                if (!ec_dict_combine(cbk, EC_COMBINE_XDATA))
+                {
+                    if (cbk->op_ret >= 0)
+                    {
+                        cbk->op_ret = -1;
+                        cbk->op_errno = EIO;
+                    }
+                }
+                if (cbk->op_ret < 0)
+                {
+                    ec_fop_set_error(fop, cbk->op_errno);
+                }
+                else
+                {
+                    ec_iatt_rebuild(fop->xl->private, cbk->iatt, 3,
+                                    cbk->count);
+
+                    ec_loc_prepare(fop->xl, &fop->loc[0], cbk->inode,
+                                   &cbk->iatt[0]);
+                }
+            }
+            else
+            {
+                ec_fop_set_error(fop, EIO);
+            }
+
+            return EC_STATE_REPORT;
+
+        case EC_STATE_REPORT:
+            cbk = fop->answer;
+
+            GF_ASSERT(cbk != NULL);
+
+            if (fop->cbks.mknod != NULL)
+            {
+                fop->cbks.mknod(fop->req_frame, fop, fop->xl, cbk->op_ret,
+                                cbk->op_errno, cbk->inode, &cbk->iatt[0],
+                                &cbk->iatt[1], &cbk->iatt[2], cbk->xdata);
+            }
+
+            return EC_STATE_UNLOCK;
+
+        case -EC_STATE_LOCK:
+        case -EC_STATE_DISPATCH:
+        case -EC_STATE_PREPARE_ANSWER:
+        case -EC_STATE_REPORT:
+            GF_ASSERT(fop->error != 0);
+
+            if (fop->cbks.mknod != NULL)
+            {
+                fop->cbks.mknod(fop->req_frame, fop, fop->xl, -1, fop->error,
+                                NULL, NULL, NULL, NULL, NULL);
+            }
+
+            return EC_STATE_UNLOCK;
+
+        case -EC_STATE_UNLOCK:
+        case EC_STATE_UNLOCK:
+            ec_unlock(fop);
+
+            return EC_STATE_END;
+
+        default:
+            gf_log(fop->xl->name, GF_LOG_ERROR, "Unhandled state %d for %s",
+                   state, ec_fop_name(fop->id));
+
+            return EC_STATE_END;
+    }
+}
+
+void ec_mknod(call_frame_t * frame, xlator_t * this, uintptr_t target,
+              int32_t minimum, fop_mknod_cbk_t func, void * data, loc_t * loc,
+              mode_t mode, dev_t rdev, mode_t umask, dict_t * xdata)
+{
+    ec_cbk_t callback = { .mknod = func };
+    ec_fop_data_t * fop = NULL;
+    int32_t error = EIO;
+
+    gf_log("ec", GF_LOG_TRACE, "EC(MKNOD) %p", frame);
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = ec_fop_data_allocate(frame, this, GF_FOP_MKNOD,
+                               EC_FLAG_UPDATE_LOC_PARENT, target, minimum,
+                               ec_wind_mknod, ec_manager_mknod, callback,
+                               data);
+    if (fop == NULL)
+    {
+        goto out;
+    }
+
+    fop->mode[0] = mode;
+    fop->dev = rdev;
+    fop->mode[1] = umask;
+
+    if (loc != NULL)
+    {
+        if (loc_copy(&fop->loc[0], loc) != 0)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to copy a location.");
+
+            goto out;
+        }
+    }
+    if (xdata != NULL)
+    {
+        fop->xdata = dict_ref(xdata);
+        if (fop->xdata == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                             "dictionary.");
+
+            goto out;
+        }
+    }
+
+    error = 0;
+
+out:
+    if (fop != NULL)
+    {
+        ec_manager(fop, error);
+    }
+    else
+    {
+        func(frame, NULL, this, -1, EIO, NULL, NULL, NULL, NULL, NULL);
+    }
+}
+
+/* FOP: rename */
+
+int32_t ec_combine_rename(ec_fop_data_t * fop, ec_cbk_data_t * dst,
+                          ec_cbk_data_t * src)
+{
+    if (!ec_iatt_combine(dst->iatt, src->iatt, 5))
+    {
+        gf_log(fop->xl->name, GF_LOG_NOTICE, "Mismatching iatt in "
+                                             "answers of 'GF_FOP_RENAME'");
+
+        return 0;
+    }
+
+    return 1;
+}
+
+int32_t ec_rename_cbk(call_frame_t * frame, void * cookie, xlator_t * this,
+                      int32_t op_ret, int32_t op_errno, struct iatt * buf,
+                      struct iatt * preoldparent, struct iatt * postoldparent,
+                      struct iatt * prenewparent, struct iatt * postnewparent,
+                      dict_t * xdata)
+{
+    ec_fop_data_t * fop = NULL;
+    ec_cbk_data_t * cbk = NULL;
+    int32_t idx = (int32_t)(uintptr_t)cookie;
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame->local, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = frame->local;
+
+    ec_trace("CBK", fop, "idx=%d, frame=%p, op_ret=%d, op_errno=%d", idx,
+             frame, op_ret, op_errno);
+
+    cbk = ec_cbk_data_allocate(frame, this, fop, GF_FOP_RENAME, idx, op_ret,
+                               op_errno);
+    if (cbk != NULL)
+    {
+        if (op_ret >= 0)
+        {
+            if (buf != NULL)
+            {
+                cbk->iatt[0] = *buf;
+            }
+            if (preoldparent != NULL)
+            {
+                cbk->iatt[1] = *preoldparent;
+            }
+            if (postoldparent != NULL)
+            {
+                cbk->iatt[2] = *postoldparent;
+            }
+            if (prenewparent != NULL)
+            {
+                cbk->iatt[3] = *prenewparent;
+            }
+            if (postnewparent != NULL)
+            {
+                cbk->iatt[4] = *postnewparent;
+            }
+        }
+        if (xdata != NULL)
+        {
+            cbk->xdata = dict_ref(xdata);
+            if (cbk->xdata == NULL)
+            {
+                gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                                 "dictionary.");
+
+                goto out;
+            }
+        }
+
+        ec_combine(cbk, ec_combine_rename);
+    }
+
+out:
+    if (fop != NULL)
+    {
+        ec_complete(fop);
+    }
+
+    return 0;
+}
+
+void ec_wind_rename(ec_t * ec, ec_fop_data_t * fop, int32_t idx)
+{
+    ec_trace("WIND", fop, "idx=%d", idx);
+
+    STACK_WIND_COOKIE(fop->frame, ec_rename_cbk, (void *)(uintptr_t)idx,
+                      ec->xl_list[idx], ec->xl_list[idx]->fops->rename,
+                      &fop->loc[0], &fop->loc[1], fop->xdata);
+}
+
+int32_t ec_manager_rename(ec_fop_data_t * fop, int32_t state)
+{
+    ec_cbk_data_t * cbk;
+
+    switch (state)
+    {
+        case EC_STATE_INIT:
+        case EC_STATE_LOCK:
+            ec_lock_entry(fop, &fop->loc[0]);
+            ec_lock_entry(fop, &fop->loc[1]);
+
+            return EC_STATE_GET_SIZE_AND_VERSION;
+
+        case EC_STATE_GET_SIZE_AND_VERSION:
+            ec_get_size_version(fop);
+
+            return EC_STATE_DISPATCH;
+
+        case EC_STATE_DISPATCH:
+            ec_dispatch_all(fop);
+
+            return EC_STATE_PREPARE_ANSWER;
+
+        case EC_STATE_PREPARE_ANSWER:
+            cbk = fop->answer;
+            if (cbk != NULL)
+            {
+                if (!ec_dict_combine(cbk, EC_COMBINE_XDATA))
+                {
+                    if (cbk->op_ret >= 0)
+                    {
+                        cbk->op_ret = -1;
+                        cbk->op_errno = EIO;
+                    }
+                }
+                if (cbk->op_ret < 0)
+                {
+                    ec_fop_set_error(fop, cbk->op_errno);
+                }
+                else
+                {
+                    ec_iatt_rebuild(fop->xl->private, cbk->iatt, 5,
+                                    cbk->count);
+
+                    if (cbk->iatt[0].ia_type == IA_IFREG)
+                    {
+                        cbk->iatt[0].ia_size = fop->pre_size;
+                    }
+                }
+            }
+            else
+            {
+                ec_fop_set_error(fop, EIO);
+            }
+
+            return EC_STATE_REPORT;
+
+        case EC_STATE_REPORT:
+            cbk = fop->answer;
+
+            GF_ASSERT(cbk != NULL);
+
+            if (fop->cbks.rename != NULL)
+            {
+                fop->cbks.rename(fop->req_frame, fop, fop->xl, cbk->op_ret,
+                                 cbk->op_errno, &cbk->iatt[0], &cbk->iatt[1],
+                                 &cbk->iatt[2], &cbk->iatt[3], &cbk->iatt[4],
+                                 cbk->xdata);
+            }
+
+            return EC_STATE_UNLOCK;
+
+        case -EC_STATE_LOCK:
+        case -EC_STATE_GET_SIZE_AND_VERSION:
+        case -EC_STATE_DISPATCH:
+        case -EC_STATE_PREPARE_ANSWER:
+        case -EC_STATE_REPORT:
+            GF_ASSERT(fop->error != 0);
+
+            if (fop->cbks.rename != NULL)
+            {
+                fop->cbks.rename(fop->req_frame, fop, fop->xl, -1, fop->error,
+                                 NULL, NULL, NULL, NULL, NULL, NULL);
+            }
+
+            return EC_STATE_UNLOCK;
+
+        case -EC_STATE_UNLOCK:
+        case EC_STATE_UNLOCK:
+            ec_unlock(fop);
+
+            return EC_STATE_END;
+
+        default:
+            gf_log(fop->xl->name, GF_LOG_ERROR, "Unhandled state %d for %s",
+                   state, ec_fop_name(fop->id));
+
+            return EC_STATE_END;
+    }
+}
+
+void ec_rename(call_frame_t * frame, xlator_t * this, uintptr_t target,
+               int32_t minimum, fop_rename_cbk_t func, void * data,
+               loc_t * oldloc, loc_t * newloc, dict_t * xdata)
+{
+    ec_cbk_t callback = { .rename = func };
+    ec_fop_data_t * fop = NULL;
+    int32_t error = EIO;
+
+    gf_log("ec", GF_LOG_TRACE, "EC(RENAME) %p", frame);
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = ec_fop_data_allocate(frame, this, GF_FOP_RENAME,
+                               EC_FLAG_UPDATE_LOC_PARENT, target, minimum,
+                               ec_wind_rename, ec_manager_rename, callback,
+                               data);
+    if (fop == NULL)
+    {
+        goto out;
+    }
+
+    if (oldloc != NULL)
+    {
+        if (loc_copy(&fop->loc[0], oldloc) != 0)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to copy a location.");
+
+            goto out;
+        }
+    }
+    if (newloc != NULL)
+    {
+        if (loc_copy(&fop->loc[1], newloc) != 0)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to copy a location.");
+
+            goto out;
+        }
+    }
+    if (xdata != NULL)
+    {
+        fop->xdata = dict_ref(xdata);
+        if (fop->xdata == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                             "dictionary.");
+
+            goto out;
+        }
+    }
+
+    error = 0;
+
+out:
+    if (fop != NULL)
+    {
+        ec_manager(fop, error);
+    }
+    else
+    {
+        func(frame, NULL, this, -1, EIO, NULL, NULL, NULL, NULL, NULL, NULL);
+    }
+}
+
+/* FOP: rmdir */
+
+int32_t ec_combine_rmdir(ec_fop_data_t * fop, ec_cbk_data_t * dst,
+                         ec_cbk_data_t * src)
+{
+    if (!ec_iatt_combine(dst->iatt, src->iatt, 2))
+    {
+        gf_log(fop->xl->name, GF_LOG_NOTICE, "Mismatching iatt in "
+                                             "answers of 'GF_FOP_RMDIR'");
+
+        return 0;
+    }
+
+    return 1;
+}
+
+int32_t ec_rmdir_cbk(call_frame_t * frame, void * cookie, xlator_t * this,
+                     int32_t op_ret, int32_t op_errno, struct iatt * preparent,
+                     struct iatt * postparent, dict_t * xdata)
+{
+    ec_fop_data_t * fop = NULL;
+    ec_cbk_data_t * cbk = NULL;
+    int32_t idx = (int32_t)(uintptr_t)cookie;
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame->local, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = frame->local;
+
+    ec_trace("CBK", fop, "idx=%d, frame=%p, op_ret=%d, op_errno=%d", idx,
+             frame, op_ret, op_errno);
+
+    cbk = ec_cbk_data_allocate(frame, this, fop, GF_FOP_RMDIR, idx, op_ret,
+                               op_errno);
+    if (cbk != NULL)
+    {
+        if (op_ret >= 0)
+        {
+            if (preparent != NULL)
+            {
+                cbk->iatt[0] = *preparent;
+            }
+            if (postparent != NULL)
+            {
+                cbk->iatt[1] = *postparent;
+            }
+        }
+        if (xdata != NULL)
+        {
+            cbk->xdata = dict_ref(xdata);
+            if (cbk->xdata == NULL)
+            {
+                gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                                 "dictionary.");
+
+                goto out;
+            }
+        }
+
+        ec_combine(cbk, ec_combine_rmdir);
+    }
+
+out:
+    if (fop != NULL)
+    {
+        ec_complete(fop);
+    }
+
+    return 0;
+}
+
+void ec_wind_rmdir(ec_t * ec, ec_fop_data_t * fop, int32_t idx)
+{
+    ec_trace("WIND", fop, "idx=%d", idx);
+
+    STACK_WIND_COOKIE(fop->frame, ec_rmdir_cbk, (void *)(uintptr_t)idx,
+                      ec->xl_list[idx], ec->xl_list[idx]->fops->rmdir,
+                      &fop->loc[0], fop->int32, fop->xdata);
+}
+
+int32_t ec_manager_rmdir(ec_fop_data_t * fop, int32_t state)
+{
+    ec_cbk_data_t * cbk;
+
+    switch (state)
+    {
+        case EC_STATE_INIT:
+        case EC_STATE_LOCK:
+            ec_lock_entry(fop, &fop->loc[0]);
+
+            return EC_STATE_DISPATCH;
+
+        case EC_STATE_DISPATCH:
+            ec_dispatch_all(fop);
+
+            return EC_STATE_PREPARE_ANSWER;
+
+        case EC_STATE_PREPARE_ANSWER:
+            cbk = fop->answer;
+            if (cbk != NULL)
+            {
+                if (!ec_dict_combine(cbk, EC_COMBINE_XDATA))
+                {
+                    if (cbk->op_ret >= 0)
+                    {
+                        cbk->op_ret = -1;
+                        cbk->op_errno = EIO;
+                    }
+                }
+                if (cbk->op_ret < 0)
+                {
+                    ec_fop_set_error(fop, cbk->op_errno);
+                }
+            }
+            else
+            {
+                ec_fop_set_error(fop, EIO);
+            }
+
+            return EC_STATE_REPORT;
+
+        case EC_STATE_REPORT:
+            cbk = fop->answer;
+
+            GF_ASSERT(cbk != NULL);
+
+            if (fop->cbks.rmdir != NULL)
+            {
+                fop->cbks.rmdir(fop->req_frame, fop, fop->xl, cbk->op_ret,
+                                cbk->op_errno, &cbk->iatt[0], &cbk->iatt[1],
+                                cbk->xdata);
+            }
+
+            return EC_STATE_UNLOCK;
+
+        case -EC_STATE_LOCK:
+        case -EC_STATE_DISPATCH:
+        case -EC_STATE_PREPARE_ANSWER:
+        case -EC_STATE_REPORT:
+            GF_ASSERT(fop->error != 0);
+
+            if (fop->cbks.rmdir != NULL)
+            {
+                fop->cbks.rmdir(fop->req_frame, fop, fop->xl, -1, fop->error,
+                                NULL, NULL, NULL);
+            }
+
+            return EC_STATE_UNLOCK;
+
+        case -EC_STATE_UNLOCK:
+        case EC_STATE_UNLOCK:
+            ec_unlock(fop);
+
+            return EC_STATE_END;
+
+        default:
+            gf_log(fop->xl->name, GF_LOG_ERROR, "Unhandled state %d for %s",
+                   state, ec_fop_name(fop->id));
+
+            return EC_STATE_END;
+    }
+}
+
+void ec_rmdir(call_frame_t * frame, xlator_t * this, uintptr_t target,
+              int32_t minimum, fop_rmdir_cbk_t func, void * data, loc_t * loc,
+              int xflags, dict_t * xdata)
+{
+    ec_cbk_t callback = { .rmdir = func };
+    ec_fop_data_t * fop = NULL;
+    int32_t error = EIO;
+
+    gf_log("ec", GF_LOG_TRACE, "EC(RMDIR) %p", frame);
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = ec_fop_data_allocate(frame, this, GF_FOP_RMDIR,
+                               EC_FLAG_UPDATE_LOC_PARENT, target, minimum,
+                               ec_wind_rmdir, ec_manager_rmdir, callback,
+                               data);
+    if (fop == NULL)
+    {
+        goto out;
+    }
+
+    fop->int32 = xflags;
+
+    if (loc != NULL)
+    {
+        if (loc_copy(&fop->loc[0], loc) != 0)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to copy a location.");
+
+            goto out;
+        }
+    }
+    if (xdata != NULL)
+    {
+        fop->xdata = dict_ref(xdata);
+        if (fop->xdata == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                             "dictionary.");
+
+            goto out;
+        }
+    }
+
+    error = 0;
+
+out:
+    if (fop != NULL)
+    {
+        ec_manager(fop, error);
+    }
+    else
+    {
+        func(frame, NULL, this, -1, EIO, NULL, NULL, NULL);
+    }
+}
+
+/* FOP: symlink */
+
+int32_t ec_combine_symlink(ec_fop_data_t * fop, ec_cbk_data_t * dst,
+                           ec_cbk_data_t * src)
+{
+    if (!ec_iatt_combine(dst->iatt, src->iatt, 3))
+    {
+        gf_log(fop->xl->name, GF_LOG_NOTICE, "Mismatching iatt in "
+                                             "answers of 'GF_FOP_SYMLINK'");
+
+        return 0;
+    }
+
+    return 1;
+}
+
+int32_t ec_symlink_cbk(call_frame_t * frame, void * cookie, xlator_t * this,
+                       int32_t op_ret, int32_t op_errno, inode_t * inode,
+                       struct iatt * buf, struct iatt * preparent,
+                       struct iatt * postparent, dict_t * xdata)
+{
+    ec_fop_data_t * fop = NULL;
+    ec_cbk_data_t * cbk = NULL;
+    int32_t idx = (int32_t)(uintptr_t)cookie;
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame->local, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = frame->local;
+
+    ec_trace("CBK", fop, "idx=%d, frame=%p, op_ret=%d, op_errno=%d", idx,
+             frame, op_ret, op_errno);
+
+    cbk = ec_cbk_data_allocate(frame, this, fop, GF_FOP_SYMLINK, idx, op_ret,
+                               op_errno);
+    if (cbk != NULL)
+    {
+        if (op_ret >= 0)
+        {
+            if (inode != NULL)
+            {
+                cbk->inode = inode_ref(inode);
+                if (cbk->inode == NULL)
+                {
+                    gf_log(this->name, GF_LOG_ERROR,
+                           "Failed to reference an inode.");
+
+                    goto out;
+                }
+            }
+            if (buf != NULL)
+            {
+                cbk->iatt[0] = *buf;
+            }
+            if (preparent != NULL)
+            {
+                cbk->iatt[1] = *preparent;
+            }
+            if (postparent != NULL)
+            {
+                cbk->iatt[2] = *postparent;
+            }
+        }
+        if (xdata != NULL)
+        {
+            cbk->xdata = dict_ref(xdata);
+            if (cbk->xdata == NULL)
+            {
+                gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                                 "dictionary.");
+
+                goto out;
+            }
+        }
+
+        ec_combine(cbk, ec_combine_symlink);
+    }
+
+out:
+    if (fop != NULL)
+    {
+        ec_complete(fop);
+    }
+
+    return 0;
+}
+
+void ec_wind_symlink(ec_t * ec, ec_fop_data_t * fop, int32_t idx)
+{
+    ec_trace("WIND", fop, "idx=%d", idx);
+
+    STACK_WIND_COOKIE(fop->frame, ec_symlink_cbk, (void *)(uintptr_t)idx,
+                      ec->xl_list[idx], ec->xl_list[idx]->fops->symlink,
+                      fop->str[0], &fop->loc[0], fop->mode[0], fop->xdata);
+}
+
+int32_t ec_manager_symlink(ec_fop_data_t * fop, int32_t state)
+{
+    ec_cbk_data_t * cbk;
+
+    switch (state)
+    {
+        case EC_STATE_INIT:
+        case EC_STATE_LOCK:
+            ec_lock_entry(fop, &fop->loc[0]);
+
+            return EC_STATE_DISPATCH;
+
+        case EC_STATE_DISPATCH:
+            ec_dispatch_all(fop);
+
+            return EC_STATE_PREPARE_ANSWER;
+
+        case EC_STATE_PREPARE_ANSWER:
+            cbk = fop->answer;
+            if (cbk != NULL)
+            {
+                if (!ec_dict_combine(cbk, EC_COMBINE_XDATA))
+                {
+                    if (cbk->op_ret >= 0)
+                    {
+                        cbk->op_ret = -1;
+                        cbk->op_errno = EIO;
+                    }
+                }
+                if (cbk->op_ret < 0)
+                {
+                    ec_fop_set_error(fop, cbk->op_errno);
+                }
+                else
+                {
+                    ec_iatt_rebuild(fop->xl->private, cbk->iatt, 3,
+                                    cbk->count);
+
+                    ec_loc_prepare(fop->xl, &fop->loc[0], cbk->inode,
+                                   &cbk->iatt[0]);
+                }
+            }
+            else
+            {
+                ec_fop_set_error(fop, EIO);
+            }
+
+            return EC_STATE_REPORT;
+
+        case EC_STATE_REPORT:
+            cbk = fop->answer;
+
+            GF_ASSERT(cbk != NULL);
+
+            if (fop->cbks.symlink != NULL)
+            {
+                fop->cbks.symlink(fop->req_frame, fop, fop->xl, cbk->op_ret,
+                                  cbk->op_errno, cbk->inode, &cbk->iatt[0],
+                                  &cbk->iatt[1], &cbk->iatt[2], cbk->xdata);
+            }
+
+            return EC_STATE_UNLOCK;
+
+        case -EC_STATE_LOCK:
+        case -EC_STATE_DISPATCH:
+        case -EC_STATE_PREPARE_ANSWER:
+        case -EC_STATE_REPORT:
+            GF_ASSERT(fop->error != 0);
+
+            if (fop->cbks.symlink != NULL)
+            {
+                fop->cbks.symlink(fop->req_frame, fop, fop->xl, -1, fop->error,
+                                  NULL, NULL, NULL, NULL, NULL);
+            }
+
+            return EC_STATE_UNLOCK;
+
+        case -EC_STATE_UNLOCK:
+        case EC_STATE_UNLOCK:
+            ec_unlock(fop);
+
+            return EC_STATE_END;
+
+        default:
+            gf_log(fop->xl->name, GF_LOG_ERROR, "Unhandled state %d for %s",
+                   state, ec_fop_name(fop->id));
+
+            return EC_STATE_END;
+    }
+}
+
+void ec_symlink(call_frame_t * frame, xlator_t * this, uintptr_t target,
+                int32_t minimum, fop_symlink_cbk_t func, void * data,
+                const char * linkname, loc_t * loc, mode_t umask,
+                dict_t * xdata)
+{
+    ec_cbk_t callback = { .symlink = func };
+    ec_fop_data_t * fop = NULL;
+    int32_t error = EIO;
+
+    gf_log("ec", GF_LOG_TRACE, "EC(SYMLINK) %p", frame);
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = ec_fop_data_allocate(frame, this, GF_FOP_SYMLINK,
+                               EC_FLAG_UPDATE_LOC_PARENT, target, minimum,
+                               ec_wind_symlink, ec_manager_symlink, callback,
+                               data);
+    if (fop == NULL)
+    {
+        goto out;
+    }
+
+    fop->mode[0] = umask;
+
+    if (linkname != NULL)
+    {
+        fop->str[0] = gf_strdup(linkname);
+        if (fop->str[0] == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to duplicate a string.");
+
+            goto out;
+        }
+    }
+    if (loc != NULL)
+    {
+        if (loc_copy(&fop->loc[0], loc) != 0)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to copy a location.");
+
+            goto out;
+        }
+    }
+    if (xdata != NULL)
+    {
+        fop->xdata = dict_ref(xdata);
+        if (fop->xdata == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                             "dictionary.");
+
+            goto out;
+        }
+    }
+
+    error = 0;
+
+out:
+    if (fop != NULL)
+    {
+        ec_manager(fop, error);
+    }
+    else
+    {
+        func(frame, NULL, this, -1, EIO, NULL, NULL, NULL, NULL, NULL);
+    }
+}
+
+/* FOP: unlink */
+
+int32_t ec_combine_unlink(ec_fop_data_t * fop, ec_cbk_data_t * dst,
+                          ec_cbk_data_t * src)
+{
+    if (!ec_iatt_combine(dst->iatt, src->iatt, 2))
+    {
+        gf_log(fop->xl->name, GF_LOG_NOTICE, "Mismatching iatt in "
+                                             "answers of 'GF_FOP_UNLINK'");
+
+        return 0;
+    }
+
+    return 1;
+}
+
+int32_t ec_unlink_cbk(call_frame_t * frame, void * cookie, xlator_t * this,
+                      int32_t op_ret, int32_t op_errno,
+                      struct iatt * preparent, struct iatt * postparent,
+                      dict_t * xdata)
+{
+    ec_fop_data_t * fop = NULL;
+    ec_cbk_data_t * cbk = NULL;
+    int32_t idx = (int32_t)(uintptr_t)cookie;
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame->local, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = frame->local;
+
+    ec_trace("CBK", fop, "idx=%d, frame=%p, op_ret=%d, op_errno=%d", idx,
+             frame, op_ret, op_errno);
+
+    cbk = ec_cbk_data_allocate(frame, this, fop, GF_FOP_UNLINK, idx, op_ret,
+                               op_errno);
+    if (cbk != NULL)
+    {
+        if (op_ret >= 0)
+        {
+            if (preparent != NULL)
+            {
+                cbk->iatt[0] = *preparent;
+            }
+            if (postparent != NULL)
+            {
+                cbk->iatt[1] = *postparent;
+            }
+        }
+        if (xdata != NULL)
+        {
+            cbk->xdata = dict_ref(xdata);
+            if (cbk->xdata == NULL)
+            {
+                gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                                 "dictionary.");
+
+                goto out;
+            }
+        }
+
+        ec_combine(cbk, ec_combine_unlink);
+    }
+
+out:
+    if (fop != NULL)
+    {
+        ec_complete(fop);
+    }
+
+    return 0;
+}
+
+void ec_wind_unlink(ec_t * ec, ec_fop_data_t * fop, int32_t idx)
+{
+    ec_trace("WIND", fop, "idx=%d", idx);
+
+    STACK_WIND_COOKIE(fop->frame, ec_unlink_cbk, (void *)(uintptr_t)idx,
+                      ec->xl_list[idx], ec->xl_list[idx]->fops->unlink,
+                      &fop->loc[0], fop->int32, fop->xdata);
+}
+
+int32_t ec_manager_unlink(ec_fop_data_t * fop, int32_t state)
+{
+    ec_cbk_data_t * cbk;
+
+    switch (state)
+    {
+        case EC_STATE_INIT:
+        case EC_STATE_LOCK:
+            ec_lock_entry(fop, &fop->loc[0]);
+
+            return EC_STATE_GET_SIZE_AND_VERSION;
+
+        case EC_STATE_GET_SIZE_AND_VERSION:
+            ec_get_size_version(fop);
+
+            return EC_STATE_DISPATCH;
+
+        case EC_STATE_DISPATCH:
+            ec_dispatch_all(fop);
+
+            return EC_STATE_PREPARE_ANSWER;
+
+        case EC_STATE_PREPARE_ANSWER:
+            cbk = fop->answer;
+            if (cbk != NULL)
+            {
+                if (!ec_dict_combine(cbk, EC_COMBINE_XDATA))
+                {
+                    if (cbk->op_ret >= 0)
+                    {
+                        cbk->op_ret = -1;
+                        cbk->op_errno = EIO;
+                    }
+                }
+                if (cbk->op_ret < 0)
+                {
+                    ec_fop_set_error(fop, cbk->op_errno);
+                }
+            }
+            else
+            {
+                ec_fop_set_error(fop, EIO);
+            }
+
+            return EC_STATE_REPORT;
+
+        case EC_STATE_REPORT:
+            cbk = fop->answer;
+
+            GF_ASSERT(cbk != NULL);
+
+            if (fop->cbks.unlink != NULL)
+            {
+                fop->cbks.unlink(fop->req_frame, fop, fop->xl, cbk->op_ret,
+                                 cbk->op_errno, &cbk->iatt[0], &cbk->iatt[1],
+                                 cbk->xdata);
+            }
+
+            return EC_STATE_UNLOCK;
+
+        case -EC_STATE_LOCK:
+        case -EC_STATE_GET_SIZE_AND_VERSION:
+        case -EC_STATE_DISPATCH:
+        case -EC_STATE_PREPARE_ANSWER:
+        case -EC_STATE_REPORT:
+            GF_ASSERT(fop->error != 0);
+
+            if (fop->cbks.unlink != NULL)
+            {
+                fop->cbks.unlink(fop->req_frame, fop, fop->xl, -1, fop->error,
+                                 NULL, NULL, NULL);
+            }
+
+            return EC_STATE_UNLOCK;
+
+        case -EC_STATE_UNLOCK:
+        case EC_STATE_UNLOCK:
+            ec_unlock(fop);
+
+            return EC_STATE_END;
+
+        default:
+            gf_log(fop->xl->name, GF_LOG_ERROR, "Unhandled state %d for %s",
+                   state, ec_fop_name(fop->id));
+
+            return EC_STATE_END;
+    }
+}
+
+void ec_unlink(call_frame_t * frame, xlator_t * this, uintptr_t target,
+               int32_t minimum, fop_unlink_cbk_t func, void * data,
+               loc_t * loc, int xflags, dict_t * xdata)
+{
+    ec_cbk_t callback = { .unlink = func };
+    ec_fop_data_t * fop = NULL;
+    int32_t error = EIO;
+
+    gf_log("ec", GF_LOG_TRACE, "EC(UNLINK) %p", frame);
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = ec_fop_data_allocate(frame, this, GF_FOP_UNLINK,
+                               EC_FLAG_UPDATE_LOC_PARENT, target, minimum,
+                               ec_wind_unlink, ec_manager_unlink, callback,
+                               data);
+    if (fop == NULL)
+    {
+        goto out;
+    }
+
+    fop->int32 = xflags;
+
+    if (loc != NULL)
+    {
+        if (loc_copy(&fop->loc[0], loc) != 0)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to copy a location.");
+
+            goto out;
+        }
+    }
+    if (xdata != NULL)
+    {
+        fop->xdata = dict_ref(xdata);
+        if (fop->xdata == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                             "dictionary.");
+
+            goto out;
+        }
+    }
+
+    error = 0;
+
+out:
+    if (fop != NULL)
+    {
+        ec_manager(fop, error);
+    }
+    else
+    {
+        func(frame, NULL, this, -1, EIO, NULL, NULL, NULL);
+    }
+}
diff --git a/xlators/cluster/ec/src/ec-fops.h b/xlators/cluster/ec/src/ec-fops.h
new file mode 100644
index 00000000000..2b6e03f723f
--- /dev/null
+++ b/xlators/cluster/ec/src/ec-fops.h
@@ -0,0 +1,211 @@
+/*
+  Copyright (c) 2012 DataLab, s.l. <http://www.datalab.es>
+
+  This file is part of the cluster/ec translator for GlusterFS.
+
+  The cluster/ec translator for GlusterFS is free software: you can
+  redistribute it and/or modify it under the terms of the GNU General
+  Public License as published by the Free Software Foundation, either
+  version 3 of the License, or (at your option) any later version.
+
+  The cluster/ec translator for GlusterFS is distributed in the hope
+  that it will be useful, but WITHOUT ANY WARRANTY; without even the
+  implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+  PURPOSE. See the GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with the cluster/ec translator for GlusterFS. If not, see
+  <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef __EC_FOPS_H__
+#define __EC_FOPS_H__
+
+#include "xlator.h"
+
+#include "ec-data.h"
+#include "ec-common.h"
+
+#define EC_FOP_HEAL     -1
+#define EC_FOP_FHEAL    -2
+
+void ec_access(call_frame_t * frame, xlator_t * this, uintptr_t target,
+               int32_t minimum, fop_access_cbk_t func, void *data, loc_t * loc,
+               int32_t mask, dict_t * xdata);
+
+void ec_create(call_frame_t * frame, xlator_t * this, uintptr_t target,
+               int32_t minimum, fop_create_cbk_t func, void *data, loc_t * loc,
+               int32_t flags, mode_t mode, mode_t umask, fd_t * fd,
+               dict_t * xdata);
+
+void ec_entrylk(call_frame_t * frame, xlator_t * this, uintptr_t target,
+                int32_t minimum, fop_entrylk_cbk_t func, void *data,
+                const char * volume, loc_t * loc, const char * basename,
+                entrylk_cmd cmd, entrylk_type type, dict_t * xdata);
+
+void ec_fentrylk(call_frame_t * frame, xlator_t * this, uintptr_t target,
+                 int32_t minimum, fop_fentrylk_cbk_t func, void *data,
+                 const char * volume, fd_t * fd, const char * basename,
+                 entrylk_cmd cmd, entrylk_type type, dict_t * xdata);
+
+void ec_flush(call_frame_t * frame, xlator_t * this, uintptr_t target,
+              int32_t minimum, fop_flush_cbk_t func, void *data, fd_t * fd,
+              dict_t * xdata);
+
+void ec_fsync(call_frame_t * frame, xlator_t * this, uintptr_t target,
+              int32_t minimum, fop_fsync_cbk_t func, void *data, fd_t * fd,
+              int32_t datasync, dict_t * xdata);
+
+void ec_fsyncdir(call_frame_t * frame, xlator_t * this, uintptr_t target,
+                 int32_t minimum, fop_fsyncdir_cbk_t func, void *data,
+                 fd_t * fd, int32_t datasync, dict_t * xdata);
+
+void ec_getxattr(call_frame_t * frame, xlator_t * this, uintptr_t target,
+                 int32_t minimum, fop_getxattr_cbk_t func, void *data,
+                 loc_t * loc, const char * name, dict_t * xdata);
+
+void ec_fgetxattr(call_frame_t * frame, xlator_t * this, uintptr_t target,
+                  int32_t minimum, fop_fgetxattr_cbk_t func, void *data,
+                  fd_t * fd, const char * name, dict_t * xdata);
+
+void ec_heal(call_frame_t * frame, xlator_t * this, uintptr_t target,
+             int32_t minimum, fop_heal_cbk_t func, void *data, loc_t * loc,
+             dict_t * xdata);
+
+void ec_fheal(call_frame_t * frame, xlator_t * this, uintptr_t target,
+              int32_t minimum, fop_fheal_cbk_t func, void *data, fd_t * fd,
+              dict_t * xdata);
+
+void ec_inodelk(call_frame_t * frame, xlator_t * this, uintptr_t target,
+                int32_t minimum, fop_inodelk_cbk_t func, void *data,
+                const char * volume, loc_t * loc, int32_t cmd,
+                struct gf_flock * flock, dict_t * xdata);
+
+void ec_finodelk(call_frame_t * frame, xlator_t * this, uintptr_t target,
+                 int32_t minimum, fop_finodelk_cbk_t func, void *data,
+                 const char * volume, fd_t * fd, int32_t cmd,
+                 struct gf_flock * flock, dict_t * xdata);
+
+void ec_link(call_frame_t * frame, xlator_t * this, uintptr_t target,
+             int32_t minimum, fop_link_cbk_t func, void *data, loc_t * oldloc,
+             loc_t * newloc, dict_t * xdata);
+
+void ec_lk(call_frame_t * frame, xlator_t * this, uintptr_t target,
+           int32_t minimum, fop_lk_cbk_t func, void *data, fd_t * fd,
+           int32_t cmd, struct gf_flock * flock, dict_t * xdata);
+
+void ec_lookup(call_frame_t * frame, xlator_t * this, uintptr_t target,
+               int32_t minimum, fop_lookup_cbk_t func, void *data, loc_t * loc,
+               dict_t * xdata);
+
+void ec_mkdir(call_frame_t * frame, xlator_t * this, uintptr_t target,
+              int32_t minimum, fop_mkdir_cbk_t func, void *data, loc_t * loc,
+              mode_t mode, mode_t umask, dict_t * xdata);
+
+void ec_mknod(call_frame_t * frame, xlator_t * this, uintptr_t target,
+              int32_t minimum, fop_mknod_cbk_t func, void *data, loc_t * loc,
+              mode_t mode, dev_t rdev, mode_t umask, dict_t * xdata);
+
+void ec_open(call_frame_t * frame, xlator_t * this, uintptr_t target,
+             int32_t minimum, fop_open_cbk_t func, void *data, loc_t * loc,
+             int32_t flags, fd_t * fd, dict_t * xdata);
+
+void ec_opendir(call_frame_t * frame, xlator_t * this, uintptr_t target,
+                int32_t minimum, fop_opendir_cbk_t func, void *data,
+                loc_t * loc, fd_t * fd, dict_t * xdata);
+
+void ec_readdir(call_frame_t * frame, xlator_t * this, uintptr_t target,
+                int32_t minimum, fop_readdir_cbk_t func, void *data, fd_t * fd,
+                size_t size, off_t offset, dict_t * xdata);
+
+void ec_readdirp(call_frame_t * frame, xlator_t * this, uintptr_t target,
+                 int32_t minimum, fop_readdirp_cbk_t func, void *data,
+                 fd_t * fd, size_t size, off_t offset, dict_t * xdata);
+
+void ec_readlink(call_frame_t * frame, xlator_t * this, uintptr_t target,
+                 int32_t minimum, fop_readlink_cbk_t func, void *data,
+                 loc_t * loc, size_t size, dict_t * xdata);
+
+void ec_readv(call_frame_t * frame, xlator_t * this, uintptr_t target,
+              int32_t minimum, fop_readv_cbk_t func, void *data, fd_t * fd,
+              size_t size, off_t offset, uint32_t flags, dict_t * xdata);
+
+void ec_removexattr(call_frame_t * frame, xlator_t * this, uintptr_t target,
+                    int32_t minimum, fop_removexattr_cbk_t func, void *data,
+                    loc_t * loc, const char * name, dict_t * xdata);
+
+void ec_fremovexattr(call_frame_t * frame, xlator_t * this, uintptr_t target,
+                     int32_t minimum, fop_fremovexattr_cbk_t func, void *data,
+                     fd_t * fd, const char * name, dict_t * xdata);
+
+void ec_rename(call_frame_t * frame, xlator_t * this, uintptr_t target,
+               int32_t minimum, fop_rename_cbk_t func, void *data,
+               loc_t * oldloc, loc_t * newloc, dict_t * xdata);
+
+void ec_rmdir(call_frame_t * frame, xlator_t * this, uintptr_t target,
+              int32_t minimum, fop_rmdir_cbk_t func, void *data, loc_t * loc,
+              int xflags, dict_t * xdata);
+
+void ec_setattr(call_frame_t * frame, xlator_t * this, uintptr_t target,
+                int32_t minimum, fop_setattr_cbk_t func, void *data,
+                loc_t * loc, struct iatt * stbuf, int32_t valid,
+                dict_t * xdata);
+
+void ec_fsetattr(call_frame_t * frame, xlator_t * this, uintptr_t target,
+                 int32_t minimum, fop_fsetattr_cbk_t func, void *data,
+                 fd_t * fd, struct iatt * stbuf, int32_t valid,
+                 dict_t * xdata);
+
+void ec_setxattr(call_frame_t * frame, xlator_t * this, uintptr_t target,
+                 int32_t minimum, fop_setxattr_cbk_t func, void *data,
+                 loc_t * loc, dict_t * dict, int32_t flags, dict_t * xdata);
+
+void ec_fsetxattr(call_frame_t * frame, xlator_t * this, uintptr_t target,
+                  int32_t minimum, fop_fsetxattr_cbk_t func, void *data,
+                  fd_t * fd, dict_t * dict, int32_t flags, dict_t * xdata);
+
+void ec_stat(call_frame_t * frame, xlator_t * this, uintptr_t target,
+             int32_t minimum, fop_stat_cbk_t func, void *data, loc_t * loc,
+             dict_t * xdata);
+
+void ec_fstat(call_frame_t * frame, xlator_t * this, uintptr_t target,
+              int32_t minimum, fop_fstat_cbk_t func, void *data, fd_t * fd,
+              dict_t * xdata);
+
+void ec_statfs(call_frame_t * frame, xlator_t * this, uintptr_t target,
+               int32_t minimum, fop_statfs_cbk_t func, void *data, loc_t * loc,
+               dict_t * xdata);
+
+void ec_symlink(call_frame_t * frame, xlator_t * this, uintptr_t target,
+                int32_t minimum, fop_symlink_cbk_t func, void *data,
+                const char * linkname, loc_t * loc, mode_t umask,
+                dict_t * xdata);
+
+void ec_truncate(call_frame_t * frame, xlator_t * this, uintptr_t target,
+                 int32_t minimum, fop_truncate_cbk_t func, void *data,
+                 loc_t * loc, off_t offset, dict_t * xdata);
+
+void ec_ftruncate(call_frame_t * frame, xlator_t * this, uintptr_t target,
+                  int32_t minimum, fop_ftruncate_cbk_t func, void *data,
+                  fd_t * fd, off_t offset, dict_t * xdata);
+
+void ec_unlink(call_frame_t * frame, xlator_t * this, uintptr_t target,
+               int32_t minimum, fop_unlink_cbk_t func, void *data, loc_t * loc,
+               int xflags, dict_t * xdata);
+
+void ec_writev(call_frame_t * frame, xlator_t * this, uintptr_t target,
+               int32_t minimum, fop_writev_cbk_t func, void *data, fd_t * fd,
+               struct iovec * vector, int32_t count, off_t offset,
+               uint32_t flags, struct iobref * iobref, dict_t * xdata);
+
+void ec_xattrop(call_frame_t * frame, xlator_t * this, uintptr_t target,
+                int32_t minimum, fop_xattrop_cbk_t func, void *data,
+                loc_t * loc, gf_xattrop_flags_t optype, dict_t * xattr,
+                dict_t * xdata);
+
+void ec_fxattrop(call_frame_t * frame, xlator_t * this, uintptr_t target,
+                 int32_t minimum, fop_fxattrop_cbk_t func, void *data,
+                 fd_t * fd, gf_xattrop_flags_t optype, dict_t * xattr,
+                 dict_t * xdata);
+
+#endif /* __EC_FOPS_H__ */
diff --git a/xlators/cluster/ec/src/ec-generic.c b/xlators/cluster/ec/src/ec-generic.c
new file mode 100644
index 00000000000..49343388934
--- /dev/null
+++ b/xlators/cluster/ec/src/ec-generic.c
@@ -0,0 +1,1660 @@
+/*
+  Copyright (c) 2012 DataLab, s.l. <http://www.datalab.es>
+
+  This file is part of the cluster/ec translator for GlusterFS.
+
+  The cluster/ec translator for GlusterFS is free software: you can
+  redistribute it and/or modify it under the terms of the GNU General
+  Public License as published by the Free Software Foundation, either
+  version 3 of the License, or (at your option) any later version.
+
+  The cluster/ec translator for GlusterFS is distributed in the hope
+  that it will be useful, but WITHOUT ANY WARRANTY; without even the
+  implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+  PURPOSE. See the GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with the cluster/ec translator for GlusterFS. If not, see
+  <http://www.gnu.org/licenses/>.
+*/
+
+#include "xlator.h"
+#include "defaults.h"
+
+#include "ec-helpers.h"
+#include "ec-common.h"
+#include "ec-combine.h"
+#include "ec-method.h"
+#include "ec-fops.h"
+
+/* FOP: flush */
+
+int32_t ec_flush_cbk(call_frame_t * frame, void * cookie, xlator_t * this,
+                     int32_t op_ret, int32_t op_errno, dict_t * xdata)
+{
+    ec_fop_data_t * fop = NULL;
+    ec_cbk_data_t * cbk = NULL;
+    int32_t idx = (int32_t)(uintptr_t)cookie;
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame->local, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = frame->local;
+
+    ec_trace("CBK", fop, "idx=%d, frame=%p, op_ret=%d, op_errno=%d", idx,
+             frame, op_ret, op_errno);
+
+    cbk = ec_cbk_data_allocate(frame, this, fop, GF_FOP_FLUSH, idx, op_ret,
+                               op_errno);
+    if (cbk != NULL)
+    {
+        if (xdata != NULL)
+        {
+            cbk->xdata = dict_ref(xdata);
+            if (cbk->xdata == NULL)
+            {
+                gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                                 "dictionary.");
+
+                goto out;
+            }
+        }
+
+        ec_combine(cbk, NULL);
+    }
+
+out:
+    if (fop != NULL)
+    {
+        ec_complete(fop);
+    }
+
+    return 0;
+}
+
+void ec_wind_flush(ec_t * ec, ec_fop_data_t * fop, int32_t idx)
+{
+    ec_trace("WIND", fop, "idx=%d", idx);
+
+    STACK_WIND_COOKIE(fop->frame, ec_flush_cbk, (void *)(uintptr_t)idx,
+                      ec->xl_list[idx], ec->xl_list[idx]->fops->flush, fop->fd,
+                      fop->xdata);
+}
+
+int32_t ec_manager_flush(ec_fop_data_t * fop, int32_t state)
+{
+    ec_cbk_data_t * cbk;
+
+    switch (state)
+    {
+        case EC_STATE_INIT:
+        case EC_STATE_LOCK:
+            ec_lock_fd(fop, fop->fd);
+
+            return EC_STATE_DISPATCH;
+
+        case EC_STATE_DISPATCH:
+            ec_dispatch_all(fop);
+
+            return EC_STATE_PREPARE_ANSWER;
+
+        case EC_STATE_PREPARE_ANSWER:
+            cbk = fop->answer;
+            if (cbk != NULL)
+            {
+                if (!ec_dict_combine(cbk, EC_COMBINE_XDATA))
+                {
+                    if (cbk->op_ret >= 0)
+                    {
+                        cbk->op_ret = -1;
+                        cbk->op_errno = EIO;
+                    }
+                }
+                if (cbk->op_ret < 0)
+                {
+                    ec_fop_set_error(fop, cbk->op_errno);
+                }
+            }
+            else
+            {
+                ec_fop_set_error(fop, EIO);
+            }
+
+            return EC_STATE_REPORT;
+
+        case EC_STATE_REPORT:
+            cbk = fop->answer;
+
+            GF_ASSERT(cbk != NULL);
+
+            if (fop->cbks.flush != NULL)
+            {
+                fop->cbks.flush(fop->req_frame, fop, fop->xl, cbk->op_ret,
+                                cbk->op_errno, cbk->xdata);
+            }
+
+            return EC_STATE_UNLOCK;
+
+        case -EC_STATE_LOCK:
+        case -EC_STATE_DISPATCH:
+        case -EC_STATE_PREPARE_ANSWER:
+        case -EC_STATE_REPORT:
+            GF_ASSERT(fop->error != 0);
+
+            if (fop->cbks.flush != NULL)
+            {
+                fop->cbks.flush(fop->req_frame, fop, fop->xl, -1, fop->error,
+                                NULL);
+            }
+
+            return EC_STATE_UNLOCK;
+
+        case -EC_STATE_UNLOCK:
+        case EC_STATE_UNLOCK:
+            ec_unlock(fop);
+
+            return EC_STATE_END;
+
+        default:
+            gf_log(fop->xl->name, GF_LOG_ERROR, "Unhandled state %d for %s",
+                   state, ec_fop_name(fop->id));
+
+            return EC_STATE_END;
+    }
+}
+
+void ec_flush(call_frame_t * frame, xlator_t * this, uintptr_t target,
+              int32_t minimum, fop_flush_cbk_t func, void * data, fd_t * fd,
+              dict_t * xdata)
+{
+    ec_cbk_t callback = { .flush = func };
+    ec_fop_data_t * fop = NULL;
+    int32_t error = EIO;
+
+    gf_log("ec", GF_LOG_TRACE, "EC(FLUSH) %p", frame);
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = ec_fop_data_allocate(frame, this, GF_FOP_FLUSH, EC_FLAG_UPDATE_FD,
+                               target, minimum, ec_wind_flush,
+                               ec_manager_flush, callback, data);
+    if (fop == NULL)
+    {
+        goto out;
+    }
+
+    if (fd != NULL)
+    {
+        fop->fd = fd_ref(fd);
+        if (fop->fd == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                             "file descriptor.");
+
+            goto out;
+        }
+    }
+    if (xdata != NULL)
+    {
+        fop->xdata = dict_ref(xdata);
+        if (fop->xdata == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                             "dictionary.");
+
+            goto out;
+        }
+    }
+
+    error = 0;
+
+out:
+    if (fop != NULL)
+    {
+        ec_manager(fop, error);
+    }
+    else
+    {
+        func(frame, NULL, this, -1, EIO, NULL);
+    }
+}
+
+/* FOP: fsync */
+
+int32_t ec_combine_fsync(ec_fop_data_t * fop, ec_cbk_data_t * dst,
+                         ec_cbk_data_t * src)
+{
+    if (!ec_iatt_combine(dst->iatt, src->iatt, 2))
+    {
+        gf_log(fop->xl->name, GF_LOG_NOTICE, "Mismatching iatt in "
+                                             "answers of 'GF_FOP_FSYNC'");
+
+        return 0;
+    }
+
+    return 1;
+}
+
+int32_t ec_fsync_cbk(call_frame_t * frame, void * cookie, xlator_t * this,
+                     int32_t op_ret, int32_t op_errno, struct iatt * prebuf,
+                     struct iatt * postbuf, dict_t * xdata)
+{
+    ec_fop_data_t * fop = NULL;
+    ec_cbk_data_t * cbk = NULL;
+    int32_t idx = (int32_t)(uintptr_t)cookie;
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame->local, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = frame->local;
+
+    ec_trace("CBK", fop, "idx=%d, frame=%p, op_ret=%d, op_errno=%d", idx,
+             frame, op_ret, op_errno);
+
+    cbk = ec_cbk_data_allocate(frame, this, fop, GF_FOP_FSYNC, idx, op_ret,
+                               op_errno);
+    if (cbk != NULL)
+    {
+        if (op_ret >= 0)
+        {
+            if (prebuf != NULL)
+            {
+                cbk->iatt[0] = *prebuf;
+            }
+            if (postbuf != NULL)
+            {
+                cbk->iatt[1] = *postbuf;
+            }
+        }
+        if (xdata != NULL)
+        {
+            cbk->xdata = dict_ref(xdata);
+            if (cbk->xdata == NULL)
+            {
+                gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                                 "dictionary.");
+
+                goto out;
+            }
+        }
+
+        ec_combine(cbk, ec_combine_fsync);
+    }
+
+out:
+    if (fop != NULL)
+    {
+        ec_complete(fop);
+    }
+
+    return 0;
+}
+
+void ec_wind_fsync(ec_t * ec, ec_fop_data_t * fop, int32_t idx)
+{
+    ec_trace("WIND", fop, "idx=%d", idx);
+
+    STACK_WIND_COOKIE(fop->frame, ec_fsync_cbk, (void *)(uintptr_t)idx,
+                      ec->xl_list[idx], ec->xl_list[idx]->fops->fsync, fop->fd,
+                      fop->int32, fop->xdata);
+}
+
+int32_t ec_manager_fsync(ec_fop_data_t * fop, int32_t state)
+{
+    ec_cbk_data_t * cbk;
+
+    switch (state)
+    {
+        case EC_STATE_INIT:
+        case EC_STATE_LOCK:
+            ec_lock_fd(fop, fop->fd);
+
+            return EC_STATE_GET_SIZE_AND_VERSION;
+
+        case EC_STATE_GET_SIZE_AND_VERSION:
+            ec_get_size_version(fop);
+
+            return EC_STATE_DISPATCH;
+
+        case EC_STATE_DISPATCH:
+            ec_dispatch_all(fop);
+
+            return EC_STATE_PREPARE_ANSWER;
+
+        case EC_STATE_PREPARE_ANSWER:
+            cbk = fop->answer;
+            if (cbk != NULL)
+            {
+                if (!ec_dict_combine(cbk, EC_COMBINE_XDATA))
+                {
+                    if (cbk->op_ret >= 0)
+                    {
+                        cbk->op_ret = -1;
+                        cbk->op_errno = EIO;
+                    }
+                }
+                if (cbk->op_ret < 0)
+                {
+                    ec_fop_set_error(fop, cbk->op_errno);
+                }
+                else
+                {
+                    ec_iatt_rebuild(fop->xl->private, cbk->iatt, 2,
+                                    cbk->count);
+
+                    cbk->iatt[0].ia_size = fop->pre_size;
+                    cbk->iatt[1].ia_size = fop->post_size;
+                }
+            }
+            else
+            {
+                ec_fop_set_error(fop, EIO);
+            }
+
+            return EC_STATE_REPORT;
+
+        case EC_STATE_REPORT:
+            cbk = fop->answer;
+
+            GF_ASSERT(cbk != NULL);
+
+            if (fop->cbks.fsync != NULL)
+            {
+                fop->cbks.fsync(fop->req_frame, fop, fop->xl, cbk->op_ret,
+                                cbk->op_errno, &cbk->iatt[0], &cbk->iatt[1],
+                                cbk->xdata);
+            }
+
+            return EC_STATE_UNLOCK;
+
+        case -EC_STATE_LOCK:
+        case -EC_STATE_GET_SIZE_AND_VERSION:
+        case -EC_STATE_DISPATCH:
+        case -EC_STATE_PREPARE_ANSWER:
+        case -EC_STATE_REPORT:
+            GF_ASSERT(fop->error != 0);
+
+            if (fop->cbks.fsync != NULL)
+            {
+                fop->cbks.fsync(fop->req_frame, fop, fop->xl, -1, fop->error,
+                                NULL, NULL, NULL);
+            }
+
+            return EC_STATE_UNLOCK;
+
+        case -EC_STATE_UNLOCK:
+        case EC_STATE_UNLOCK:
+            ec_unlock(fop);
+
+            return EC_STATE_END;
+
+        default:
+            gf_log(fop->xl->name, GF_LOG_ERROR, "Unhandled state %d for %s",
+                   state, ec_fop_name(fop->id));
+
+            return EC_STATE_END;
+    }
+}
+
+void ec_fsync(call_frame_t * frame, xlator_t * this, uintptr_t target,
+              int32_t minimum, fop_fsync_cbk_t func, void * data, fd_t * fd,
+              int32_t datasync, dict_t * xdata)
+{
+    ec_cbk_t callback = { .fsync = func };
+    ec_fop_data_t * fop = NULL;
+    int32_t error = EIO;
+
+    gf_log("ec", GF_LOG_TRACE, "EC(FSYNC) %p", frame);
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = ec_fop_data_allocate(frame, this, GF_FOP_FSYNC, EC_FLAG_UPDATE_FD,
+                               target, minimum, ec_wind_fsync,
+                               ec_manager_fsync, callback, data);
+    if (fop == NULL)
+    {
+        goto out;
+    }
+
+    fop->int32 = datasync;
+
+    if (fd != NULL)
+    {
+        fop->fd = fd_ref(fd);
+        if (fop->fd == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                             "file descriptor.");
+
+            goto out;
+        }
+    }
+    if (xdata != NULL)
+    {
+        fop->xdata = dict_ref(xdata);
+        if (fop->xdata == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                             "dictionary.");
+
+            goto out;
+        }
+    }
+
+    error = 0;
+
+out:
+    if (fop != NULL)
+    {
+        ec_manager(fop, error);
+    }
+    else
+    {
+        func(frame, NULL, this, -1, EIO, NULL, NULL, NULL);
+    }
+}
+
+/* FOP: fsyncdir */
+
+int32_t ec_fsyncdir_cbk(call_frame_t * frame, void * cookie, xlator_t * this,
+                        int32_t op_ret, int32_t op_errno, dict_t * xdata)
+{
+    ec_fop_data_t * fop = NULL;
+    ec_cbk_data_t * cbk = NULL;
+    int32_t idx = (int32_t)(uintptr_t)cookie;
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame->local, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = frame->local;
+
+    ec_trace("CBK", fop, "idx=%d, frame=%p, op_ret=%d, op_errno=%d", idx,
+             frame, op_ret, op_errno);
+
+    cbk = ec_cbk_data_allocate(frame, this, fop, GF_FOP_FSYNCDIR, idx, op_ret,
+                               op_errno);
+    if (cbk != NULL)
+    {
+        if (xdata != NULL)
+        {
+            cbk->xdata = dict_ref(xdata);
+            if (cbk->xdata == NULL)
+            {
+                gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                                 "dictionary.");
+
+                goto out;
+            }
+        }
+
+        ec_combine(cbk, NULL);
+    }
+
+out:
+    if (fop != NULL)
+    {
+        ec_complete(fop);
+    }
+
+    return 0;
+}
+
+void ec_wind_fsyncdir(ec_t * ec, ec_fop_data_t * fop, int32_t idx)
+{
+    ec_trace("WIND", fop, "idx=%d", idx);
+
+    STACK_WIND_COOKIE(fop->frame, ec_fsyncdir_cbk, (void *)(uintptr_t)idx,
+                      ec->xl_list[idx], ec->xl_list[idx]->fops->fsyncdir,
+                      fop->fd, fop->int32, fop->xdata);
+}
+
+int32_t ec_manager_fsyncdir(ec_fop_data_t * fop, int32_t state)
+{
+    ec_cbk_data_t * cbk;
+
+    switch (state)
+    {
+        case EC_STATE_INIT:
+        case EC_STATE_LOCK:
+            ec_lock_fd(fop, fop->fd);
+
+            return EC_STATE_DISPATCH;
+
+        case EC_STATE_DISPATCH:
+            ec_dispatch_all(fop);
+
+            return EC_STATE_PREPARE_ANSWER;
+
+        case EC_STATE_PREPARE_ANSWER:
+            cbk = fop->answer;
+            if (cbk != NULL)
+            {
+                if (!ec_dict_combine(cbk, EC_COMBINE_XDATA))
+                {
+                    if (cbk->op_ret >= 0)
+                    {
+                        cbk->op_ret = -1;
+                        cbk->op_errno = EIO;
+                    }
+                }
+                if (cbk->op_ret < 0)
+                {
+                    ec_fop_set_error(fop, cbk->op_errno);
+                }
+            }
+            else
+            {
+                ec_fop_set_error(fop, EIO);
+            }
+
+            return EC_STATE_REPORT;
+
+        case EC_STATE_REPORT:
+            cbk = fop->answer;
+
+            GF_ASSERT(cbk != NULL);
+
+            if (fop->cbks.fsyncdir != NULL)
+            {
+                fop->cbks.fsyncdir(fop->req_frame, fop, fop->xl, cbk->op_ret,
+                                   cbk->op_errno, cbk->xdata);
+            }
+
+            return EC_STATE_UNLOCK;
+
+        case -EC_STATE_LOCK:
+        case -EC_STATE_DISPATCH:
+        case -EC_STATE_PREPARE_ANSWER:
+        case -EC_STATE_REPORT:
+            GF_ASSERT(fop->error != 0);
+
+            if (fop->cbks.fsyncdir != NULL)
+            {
+                fop->cbks.fsyncdir(fop->req_frame, fop, fop->xl, -1,
+                                   fop->error, NULL);
+            }
+
+            return EC_STATE_UNLOCK;
+
+        case -EC_STATE_UNLOCK:
+        case EC_STATE_UNLOCK:
+            ec_unlock(fop);
+
+            return EC_STATE_END;
+
+        default:
+            gf_log(fop->xl->name, GF_LOG_ERROR, "Unhandled state %d for %s",
+                   state, ec_fop_name(fop->id));
+
+            return EC_STATE_END;
+    }
+}
+
+void ec_fsyncdir(call_frame_t * frame, xlator_t * this, uintptr_t target,
+                 int32_t minimum, fop_fsyncdir_cbk_t func, void * data,
+                 fd_t * fd, int32_t datasync, dict_t * xdata)
+{
+    ec_cbk_t callback = { .fsyncdir = func };
+    ec_fop_data_t * fop = NULL;
+    int32_t error = EIO;
+
+    gf_log("ec", GF_LOG_TRACE, "EC(FSYNCDIR) %p", frame);
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = ec_fop_data_allocate(frame, this, GF_FOP_FSYNCDIR, EC_FLAG_UPDATE_FD,
+                               target, minimum, ec_wind_fsyncdir,
+                               ec_manager_fsyncdir, callback, data);
+    if (fop == NULL)
+    {
+        goto out;
+    }
+
+    fop->int32 = datasync;
+
+    if (fd != NULL)
+    {
+        fop->fd = fd_ref(fd);
+        if (fop->fd == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                             "file descriptor.");
+
+            goto out;
+        }
+    }
+    if (xdata != NULL)
+    {
+        fop->xdata = dict_ref(xdata);
+        if (fop->xdata == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                             "dictionary.");
+
+            goto out;
+        }
+    }
+
+    error = 0;
+
+out:
+    if (fop != NULL)
+    {
+        ec_manager(fop, error);
+    }
+    else
+    {
+        func(frame, NULL, this, -1, EIO, NULL);
+    }
+}
+
+/* FOP: lookup */
+
+void ec_lookup_rebuild(ec_t * ec, ec_fop_data_t * fop, ec_cbk_data_t * cbk)
+{
+    ec_cbk_data_t * ans = NULL;
+    data_t * data = NULL;
+    uint8_t * ptr = NULL, * buff = NULL, * tmp = NULL;
+    size_t size = 0;
+    int32_t i = 0;
+
+    if (cbk->op_ret < 0)
+    {
+        return;
+    }
+
+    ec_dict_del_number(cbk->xdata, EC_XATTR_VERSION, &cbk->version);
+
+    ec_loc_prepare(fop->xl, &fop->loc[0], cbk->inode, &cbk->iatt[0]);
+
+    if (cbk->iatt[0].ia_type == IA_IFREG)
+    {
+        uint8_t * blocks[cbk->count];
+        uint8_t * ptrs[cbk->count];
+        uint32_t values[cbk->count];
+
+        cbk->size = cbk->iatt[0].ia_size;
+        ec_dict_del_number(cbk->xdata, EC_XATTR_SIZE, &cbk->iatt[0].ia_size);
+
+        size = SIZE_MAX;
+        for (i = 0, ans = cbk; (ans != NULL) && (i < ec->fragments);
+             ans = ans->next)
+        {
+            data = dict_get(ans->xdata, GF_CONTENT_KEY);
+            if (data != NULL)
+            {
+                values[i] = ans->idx;
+                ptrs[i] = GF_MALLOC(data->len + EC_BUFFER_ALIGN_SIZE - 1,
+                                    gf_common_mt_char);
+                if (ptrs[i] == NULL)
+                {
+                    continue;
+                }
+
+                if (size > data->len)
+                {
+                    size = data->len;
+                }
+                blocks[i] = GF_ALIGN_BUF(ptrs[i], EC_BUFFER_ALIGN_SIZE);
+                memcpy(blocks[i], data->data, size);
+
+                i++;
+            }
+        }
+
+        dict_del(cbk->xdata, GF_CONTENT_KEY);
+
+        if (i >= ec->fragments)
+        {
+            size -= size % ec->fragment_size;
+            if (size > 0)
+            {
+                ptr = GF_MALLOC(size * ec->fragments +
+                                    EC_BUFFER_ALIGN_SIZE - 1,
+                                gf_common_mt_char);
+                if (ptr != NULL)
+                {
+                    buff = GF_ALIGN_BUF(ptr, EC_BUFFER_ALIGN_SIZE);
+
+                    size = ec_method_decode(size, ec->fragments, values,
+                                            blocks, buff);
+                    if (size > fop->size)
+                    {
+                        size = fop->size;
+                    }
+                    if (size > cbk->iatt[0].ia_size)
+                    {
+                        size = cbk->iatt[0].ia_size;
+                    }
+
+                    tmp = GF_MALLOC(size, gf_common_mt_char);
+                    if (tmp != NULL)
+                    {
+                        memcpy(tmp, buff, size);
+                        if (dict_set_bin(cbk->xdata, GF_CONTENT_KEY, tmp,
+                                         size) != 0)
+                        {
+                            GF_FREE(tmp);
+
+                            gf_log(fop->xl->name, GF_LOG_WARNING, "Lookup "
+                                                                  "read-ahead "
+                                                                  "failed");
+                        }
+                    }
+
+                    GF_FREE(ptr);
+                }
+                else
+                {
+                    gf_log(fop->xl->name, GF_LOG_WARNING, "Lookup read-ahead "
+                                                          "failed");
+                }
+            }
+        }
+        while (--i > 0)
+        {
+            GF_FREE(ptrs[i]);
+        }
+    }
+}
+
+int32_t ec_combine_lookup(ec_fop_data_t * fop, ec_cbk_data_t * dst,
+                          ec_cbk_data_t * src)
+{
+    if (!ec_iatt_combine(dst->iatt, src->iatt, 2))
+    {
+        gf_log(fop->xl->name, GF_LOG_NOTICE, "Mismatching iatt in "
+                                             "answers of 'GF_FOP_LOOKUP'");
+
+        return 0;
+    }
+
+    return 1;
+}
+
+int32_t ec_lookup_cbk(call_frame_t * frame, void * cookie, xlator_t * this,
+                      int32_t op_ret, int32_t op_errno, inode_t * inode,
+                      struct iatt * buf, dict_t * xdata,
+                      struct iatt * postparent)
+{
+    ec_fop_data_t * fop = NULL;
+    ec_cbk_data_t * cbk = NULL;
+    int32_t idx = (int32_t)(uintptr_t)cookie;
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame->local, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = frame->local;
+
+    ec_trace("CBK", fop, "idx=%d, frame=%p, op_ret=%d, op_errno=%d", idx,
+             frame, op_ret, op_errno);
+
+    cbk = ec_cbk_data_allocate(frame, this, fop, GF_FOP_LOOKUP, idx, op_ret,
+                               op_errno);
+    if (cbk != NULL)
+    {
+        if (op_ret >= 0)
+        {
+            if (inode != NULL)
+            {
+                cbk->inode = inode_ref(inode);
+                if (cbk->inode == NULL)
+                {
+                    gf_log(this->name, GF_LOG_ERROR,
+                           "Failed to reference an inode.");
+
+                    goto out;
+                }
+            }
+            if (buf != NULL)
+            {
+                cbk->iatt[0] = *buf;
+            }
+            if (postparent != NULL)
+            {
+                cbk->iatt[1] = *postparent;
+            }
+        }
+        if (xdata != NULL)
+        {
+            cbk->xdata = dict_ref(xdata);
+            if (cbk->xdata == NULL)
+            {
+                gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                                 "dictionary.");
+
+                goto out;
+            }
+        }
+
+        ec_combine(cbk, ec_combine_lookup);
+    }
+
+out:
+    if (fop != NULL)
+    {
+        ec_complete(fop);
+    }
+
+    return 0;
+}
+
+void ec_wind_lookup(ec_t * ec, ec_fop_data_t * fop, int32_t idx)
+{
+    ec_trace("WIND", fop, "idx=%d", idx);
+
+    STACK_WIND_COOKIE(fop->frame, ec_lookup_cbk, (void *)(uintptr_t)idx,
+                      ec->xl_list[idx], ec->xl_list[idx]->fops->lookup,
+                      &fop->loc[0], fop->xdata);
+}
+
+int32_t ec_manager_lookup(ec_fop_data_t * fop, int32_t state)
+{
+    ec_cbk_data_t * cbk;
+
+    switch (state)
+    {
+        case EC_STATE_INIT:
+            if (fop->xdata == NULL)
+            {
+                fop->xdata = dict_new();
+                if (fop->xdata == NULL)
+                {
+                    gf_log(fop->xl->name, GF_LOG_ERROR, "Unable to prepare "
+                                                        "lookup request");
+
+                    fop->error = EIO;
+
+                    return EC_STATE_REPORT;
+                }
+            }
+            else
+            {
+                uint64_t size;
+
+                if (dict_get_uint64(fop->xdata, GF_CONTENT_KEY, &size) == 0)
+                {
+                    fop->size = size;
+                    size = ec_adjust_size(fop->xl->private, size, 1);
+                    if (dict_set_uint64(fop->xdata, GF_CONTENT_KEY, size) != 0)
+                    {
+                        gf_log("ec", GF_LOG_DEBUG, "Unable to update lookup "
+                                                   "content size");
+                    }
+                }
+            }
+            if ((dict_set_uint64(fop->xdata, EC_XATTR_SIZE, 0) != 0) ||
+                (dict_set_uint64(fop->xdata, EC_XATTR_VERSION, 0) != 0))
+            {
+                gf_log(fop->xl->name, GF_LOG_ERROR, "Unable to prepare lookup "
+                                                    "request");
+
+                fop->error = EIO;
+
+                return EC_STATE_REPORT;
+            }
+
+        case EC_STATE_DISPATCH:
+            ec_dispatch_all(fop);
+
+            return EC_STATE_PREPARE_ANSWER;
+
+        case EC_STATE_PREPARE_ANSWER:
+            cbk = fop->answer;
+            if (cbk != NULL)
+            {
+                if (!ec_dict_combine(cbk, EC_COMBINE_XDATA))
+                {
+                    if (cbk->op_ret >= 0)
+                    {
+                        cbk->op_ret = -1;
+                        cbk->op_errno = EIO;
+                    }
+                }
+                if (cbk->op_ret < 0)
+                {
+                    ec_fop_set_error(fop, cbk->op_errno);
+                }
+                else
+                {
+                    ec_iatt_rebuild(fop->xl->private, cbk->iatt, 2,
+                                    cbk->count);
+
+                    ec_lookup_rebuild(fop->xl->private, fop, cbk);
+                }
+            }
+            else
+            {
+                ec_fop_set_error(fop, EIO);
+            }
+
+            return EC_STATE_REPORT;
+
+        case EC_STATE_REPORT:
+            cbk = fop->answer;
+
+            GF_ASSERT(cbk != NULL);
+
+            if (fop->cbks.lookup != NULL)
+            {
+                fop->cbks.lookup(fop->req_frame, fop, fop->xl, cbk->op_ret,
+                                 cbk->op_errno, cbk->inode, &cbk->iatt[0],
+                                 cbk->xdata, &cbk->iatt[1]);
+            }
+
+            return EC_STATE_END;
+
+        case -EC_STATE_DISPATCH:
+        case -EC_STATE_PREPARE_ANSWER:
+        case -EC_STATE_REPORT:
+            GF_ASSERT(fop->error != 0);
+
+            if (fop->cbks.lookup != NULL)
+            {
+                fop->cbks.lookup(fop->req_frame, fop, fop->xl, -1, fop->error,
+                                 NULL, NULL, NULL, NULL);
+            }
+
+            return EC_STATE_END;
+
+        default:
+            gf_log(fop->xl->name, GF_LOG_ERROR, "Unhandled state %d for %s",
+                   state, ec_fop_name(fop->id));
+
+            return EC_STATE_END;
+    }
+}
+
+void ec_lookup(call_frame_t * frame, xlator_t * this, uintptr_t target,
+               int32_t minimum, fop_lookup_cbk_t func, void * data,
+               loc_t * loc, dict_t * xdata)
+{
+    ec_cbk_t callback = { .lookup = func };
+    ec_fop_data_t * fop = NULL;
+    int32_t error = EIO;
+
+    gf_log("ec", GF_LOG_TRACE, "EC(LOOKUP) %p", frame);
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = ec_fop_data_allocate(frame, this, GF_FOP_LOOKUP, 0, target, minimum,
+                               ec_wind_lookup, ec_manager_lookup, callback,
+                               data);
+    if (fop == NULL)
+    {
+        goto out;
+    }
+
+    if (loc != NULL)
+    {
+        if (loc_copy(&fop->loc[0], loc) != 0)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to copy a location.");
+
+            goto out;
+        }
+    }
+    if (xdata != NULL)
+    {
+        fop->xdata = dict_ref(xdata);
+        if (fop->xdata == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                             "dictionary.");
+
+            goto out;
+        }
+    }
+
+    error = 0;
+
+out:
+    if (fop != NULL)
+    {
+        ec_manager(fop, error);
+    }
+    else
+    {
+        func(frame, NULL, this, -1, EIO, NULL, NULL, NULL, NULL);
+    }
+}
+
+/* FOP: statfs */
+
+int32_t ec_combine_statfs(ec_fop_data_t * fop, ec_cbk_data_t * dst,
+                          ec_cbk_data_t * src)
+{
+    ec_statvfs_combine(&dst->statvfs, &src->statvfs);
+
+    return 1;
+}
+
+int32_t ec_statfs_cbk(call_frame_t * frame, void * cookie, xlator_t * this,
+                      int32_t op_ret, int32_t op_errno, struct statvfs * buf,
+                      dict_t * xdata)
+{
+    ec_fop_data_t * fop = NULL;
+    ec_cbk_data_t * cbk = NULL;
+    int32_t idx = (int32_t)(uintptr_t)cookie;
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame->local, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = frame->local;
+
+    ec_trace("CBK", fop, "idx=%d, frame=%p, op_ret=%d, op_errno=%d", idx,
+             frame, op_ret, op_errno);
+
+    cbk = ec_cbk_data_allocate(frame, this, fop, GF_FOP_STATFS, idx, op_ret,
+                               op_errno);
+    if (cbk != NULL)
+    {
+        if (op_ret >= 0)
+        {
+            if (buf != NULL)
+            {
+                cbk->statvfs = *buf;
+            }
+        }
+        if (xdata != NULL)
+        {
+            cbk->xdata = dict_ref(xdata);
+            if (cbk->xdata == NULL)
+            {
+                gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                                 "dictionary.");
+
+                goto out;
+            }
+        }
+
+        ec_combine(cbk, ec_combine_statfs);
+    }
+
+out:
+    if (fop != NULL)
+    {
+        ec_complete(fop);
+    }
+
+    return 0;
+}
+
+void ec_wind_statfs(ec_t * ec, ec_fop_data_t * fop, int32_t idx)
+{
+    ec_trace("WIND", fop, "idx=%d", idx);
+
+    STACK_WIND_COOKIE(fop->frame, ec_statfs_cbk, (void *)(uintptr_t)idx,
+                      ec->xl_list[idx], ec->xl_list[idx]->fops->statfs,
+                      &fop->loc[0], fop->xdata);
+}
+
+int32_t ec_manager_statfs(ec_fop_data_t * fop, int32_t state)
+{
+    ec_cbk_data_t * cbk;
+
+    switch (state)
+    {
+        case EC_STATE_INIT:
+        case EC_STATE_DISPATCH:
+            ec_dispatch_all(fop);
+
+            return EC_STATE_PREPARE_ANSWER;
+
+        case EC_STATE_PREPARE_ANSWER:
+            cbk = fop->answer;
+            if (cbk != NULL)
+            {
+                if (!ec_dict_combine(cbk, EC_COMBINE_XDATA))
+                {
+                    if (cbk->op_ret >= 0)
+                    {
+                        cbk->op_ret = -1;
+                        cbk->op_errno = EIO;
+                    }
+                }
+                if (cbk->op_ret < 0)
+                {
+                    ec_fop_set_error(fop, cbk->op_errno);
+                }
+                else
+                {
+                    ec_t * ec = fop->xl->private;
+
+                    cbk->statvfs.f_blocks *= ec->fragments;
+                    cbk->statvfs.f_bfree *= ec->fragments;
+                    cbk->statvfs.f_bavail *= ec->fragments;
+                }
+            }
+            else
+            {
+                ec_fop_set_error(fop, EIO);
+            }
+
+            return EC_STATE_REPORT;
+
+        case EC_STATE_REPORT:
+            cbk = fop->answer;
+
+            GF_ASSERT(cbk != NULL);
+
+            if (fop->cbks.statfs != NULL)
+            {
+                fop->cbks.statfs(fop->req_frame, fop, fop->xl, cbk->op_ret,
+                                 cbk->op_errno, &cbk->statvfs, cbk->xdata);
+            }
+
+            return EC_STATE_END;
+
+        case -EC_STATE_DISPATCH:
+        case -EC_STATE_PREPARE_ANSWER:
+        case -EC_STATE_REPORT:
+            GF_ASSERT(fop->error != 0);
+
+            if (fop->cbks.statfs != NULL)
+            {
+                fop->cbks.statfs(fop->req_frame, fop, fop->xl, -1, fop->error,
+                                 NULL, NULL);
+            }
+
+            return EC_STATE_END;
+
+        default:
+            gf_log(fop->xl->name, GF_LOG_ERROR, "Unhandled state %d for %s",
+                   state, ec_fop_name(fop->id));
+
+            return EC_STATE_END;
+    }
+}
+
+void ec_statfs(call_frame_t * frame, xlator_t * this, uintptr_t target,
+               int32_t minimum, fop_statfs_cbk_t func, void * data,
+               loc_t * loc, dict_t * xdata)
+{
+    ec_cbk_t callback = { .statfs = func };
+    ec_fop_data_t * fop = NULL;
+    int32_t error = EIO;
+
+    gf_log("ec", GF_LOG_TRACE, "EC(STATFS) %p", frame);
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = ec_fop_data_allocate(frame, this, GF_FOP_STATFS, 0, target, minimum,
+                               ec_wind_statfs, ec_manager_statfs, callback,
+                               data);
+    if (fop == NULL)
+    {
+        goto out;
+    }
+
+    if (loc != NULL)
+    {
+        if (loc_copy(&fop->loc[0], loc) != 0)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to copy a location.");
+
+            goto out;
+        }
+    }
+    if (xdata != NULL)
+    {
+        fop->xdata = dict_ref(xdata);
+        if (fop->xdata == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                             "dictionary.");
+
+            goto out;
+        }
+    }
+
+    error = 0;
+
+out:
+    if (fop != NULL)
+    {
+        ec_manager(fop, error);
+    }
+    else
+    {
+        func(frame, NULL, this, -1, EIO, NULL, NULL);
+    }
+}
+
+/* FOP: xattrop */
+
+int32_t ec_combine_xattrop(ec_fop_data_t * fop, ec_cbk_data_t * dst,
+                           ec_cbk_data_t * src)
+{
+    if (!ec_dict_compare(dst->dict, src->dict))
+    {
+        gf_log(fop->xl->name, GF_LOG_NOTICE, "Mismatching dictionary in "
+                                             "answers of 'GF_FOP_XATTROP'");
+
+        return 0;
+    }
+
+    return 1;
+}
+
+int32_t ec_xattrop_cbk(call_frame_t * frame, void * cookie, xlator_t * this,
+                       int32_t op_ret, int32_t op_errno, dict_t * xattr,
+                       dict_t * xdata)
+{
+    ec_fop_data_t * fop = NULL;
+    ec_cbk_data_t * cbk = NULL;
+    int32_t idx = (int32_t)(uintptr_t)cookie;
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame->local, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = frame->local;
+
+    ec_trace("CBK", fop, "idx=%d, frame=%p, op_ret=%d, op_errno=%d", idx,
+             frame, op_ret, op_errno);
+
+    cbk = ec_cbk_data_allocate(frame, this, fop, GF_FOP_XATTROP, idx, op_ret,
+                               op_errno);
+    if (cbk != NULL)
+    {
+        if (op_ret >= 0)
+        {
+            if (xattr != NULL)
+            {
+                cbk->dict = dict_ref(xattr);
+                if (cbk->dict == NULL)
+                {
+                    gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                                     "dictionary.");
+
+                    goto out;
+                }
+            }
+        }
+        if (xdata != NULL)
+        {
+            cbk->xdata = dict_ref(xdata);
+            if (cbk->xdata == NULL)
+            {
+                gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                                 "dictionary.");
+
+                goto out;
+            }
+        }
+
+        ec_combine(cbk, ec_combine_xattrop);
+    }
+
+out:
+    if (fop != NULL)
+    {
+        ec_complete(fop);
+    }
+
+    return 0;
+}
+
+void ec_wind_xattrop(ec_t * ec, ec_fop_data_t * fop, int32_t idx)
+{
+    ec_trace("WIND", fop, "idx=%d", idx);
+
+    STACK_WIND_COOKIE(fop->frame, ec_xattrop_cbk, (void *)(uintptr_t)idx,
+                      ec->xl_list[idx], ec->xl_list[idx]->fops->xattrop,
+                      &fop->loc[0], fop->xattrop_flags, fop->dict, fop->xdata);
+}
+
+int32_t ec_manager_xattrop(ec_fop_data_t * fop, int32_t state)
+{
+    ec_cbk_data_t * cbk;
+
+    switch (state)
+    {
+        case EC_STATE_INIT:
+        case EC_STATE_LOCK:
+            ec_lock_inode(fop, &fop->loc[0]);
+
+            return EC_STATE_DISPATCH;
+
+        case EC_STATE_DISPATCH:
+            ec_dispatch_all(fop);
+
+            return EC_STATE_PREPARE_ANSWER;
+
+        case EC_STATE_PREPARE_ANSWER:
+            cbk = fop->answer;
+            if (cbk != NULL)
+            {
+                if (!ec_dict_combine(cbk, EC_COMBINE_XDATA) ||
+                    ((cbk->op_ret >= 0) && !ec_dict_combine(cbk,
+                                                            EC_COMBINE_DICT)))
+                {
+                    if (cbk->op_ret >= 0)
+                    {
+                        cbk->op_ret = -1;
+                        cbk->op_errno = EIO;
+                    }
+                }
+                if (cbk->op_ret < 0)
+                {
+                    ec_fop_set_error(fop, cbk->op_errno);
+                }
+            }
+            else
+            {
+                ec_fop_set_error(fop, EIO);
+            }
+
+            return EC_STATE_REPORT;
+
+        case EC_STATE_REPORT:
+            cbk = fop->answer;
+
+            GF_ASSERT(cbk != NULL);
+
+            if (fop->fd == NULL)
+            {
+                if (fop->cbks.xattrop != NULL)
+                {
+                    fop->cbks.xattrop(fop->req_frame, fop, fop->xl,
+                                      cbk->op_ret, cbk->op_errno, cbk->dict,
+                                      cbk->xdata);
+                }
+            }
+            else
+            {
+                if (fop->cbks.fxattrop != NULL)
+                {
+                    fop->cbks.fxattrop(fop->req_frame, fop, fop->xl,
+                                       cbk->op_ret, cbk->op_errno, cbk->dict,
+                                       cbk->xdata);
+                }
+            }
+
+            if (cbk->op_ret >= 0)
+            {
+                return EC_STATE_UPDATE_SIZE_AND_VERSION;
+            }
+            return EC_STATE_UNLOCK;
+
+        case -EC_STATE_LOCK:
+        case -EC_STATE_DISPATCH:
+        case -EC_STATE_PREPARE_ANSWER:
+        case -EC_STATE_REPORT:
+            GF_ASSERT(fop->error != 0);
+
+            if (fop->fd == NULL)
+            {
+                if (fop->cbks.xattrop != NULL)
+                {
+                    fop->cbks.xattrop(fop->req_frame, fop, fop->xl, -1,
+                                      fop->error, NULL, NULL);
+                }
+            }
+            else
+            {
+                if (fop->cbks.fxattrop != NULL)
+                {
+                    fop->cbks.fxattrop(fop->req_frame, fop, fop->xl, -1,
+                                       fop->error, NULL, NULL);
+                }
+            }
+
+            return EC_STATE_UNLOCK;
+
+        case EC_STATE_UPDATE_SIZE_AND_VERSION:
+            ec_update_size_version(fop);
+
+            return EC_STATE_UNLOCK;
+
+        case -EC_STATE_UPDATE_SIZE_AND_VERSION:
+        case -EC_STATE_UNLOCK:
+        case EC_STATE_UNLOCK:
+            ec_unlock(fop);
+
+            return EC_STATE_END;
+
+        default:
+            gf_log(fop->xl->name, GF_LOG_ERROR, "Unhandled state %d for %s",
+                   state, ec_fop_name(fop->id));
+
+            return EC_STATE_END;
+    }
+}
+
+void ec_xattrop(call_frame_t * frame, xlator_t * this, uintptr_t target,
+                int32_t minimum, fop_xattrop_cbk_t func, void * data,
+                loc_t * loc, gf_xattrop_flags_t optype, dict_t * xattr,
+                dict_t * xdata)
+{
+    ec_cbk_t callback = { .xattrop = func };
+    ec_fop_data_t * fop = NULL;
+    int32_t error = EIO;
+
+    gf_log("ec", GF_LOG_TRACE, "EC(XATTROP) %p", frame);
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = ec_fop_data_allocate(frame, this, GF_FOP_XATTROP,
+                               EC_FLAG_UPDATE_LOC_INODE, target, minimum,
+                               ec_wind_xattrop, ec_manager_xattrop, callback,
+                               data);
+    if (fop == NULL)
+    {
+        goto out;
+    }
+
+    fop->xattrop_flags = optype;
+
+    if (loc != NULL)
+    {
+        if (loc_copy(&fop->loc[0], loc) != 0)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to copy a location.");
+
+            goto out;
+        }
+    }
+    if (xattr != NULL)
+    {
+        fop->dict = dict_ref(xattr);
+        if (fop->dict == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                             "dictionary.");
+
+            goto out;
+        }
+    }
+    if (xdata != NULL)
+    {
+        fop->xdata = dict_ref(xdata);
+        if (fop->xdata == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                             "dictionary.");
+
+            goto out;
+        }
+    }
+
+    error = 0;
+
+out:
+    if (fop != NULL)
+    {
+        ec_manager(fop, error);
+    }
+    else
+    {
+        func(frame, NULL, this, -1, EIO, NULL, NULL);
+    }
+}
+
+/* FOP: fxattrop */
+
+int32_t ec_fxattrop_cbk(call_frame_t * frame, void * cookie, xlator_t * this,
+                        int32_t op_ret, int32_t op_errno, dict_t * xattr,
+                        dict_t * xdata)
+{
+    ec_fop_data_t * fop = NULL;
+    ec_cbk_data_t * cbk = NULL;
+    int32_t idx = (int32_t)(uintptr_t)cookie;
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame->local, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = frame->local;
+
+    ec_trace("CBK", fop, "idx=%d, frame=%p, op_ret=%d, op_errno=%d", idx,
+             frame, op_ret, op_errno);
+
+    cbk = ec_cbk_data_allocate(frame, this, fop, GF_FOP_FXATTROP, idx, op_ret,
+                               op_errno);
+    if (cbk != NULL)
+    {
+        if (op_ret >= 0)
+        {
+            if (xattr != NULL)
+            {
+                cbk->dict = dict_ref(xattr);
+                if (cbk->dict == NULL)
+                {
+                    gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                                     "dictionary.");
+
+                    goto out;
+                }
+            }
+        }
+        if (xdata != NULL)
+        {
+            cbk->xdata = dict_ref(xdata);
+            if (cbk->xdata == NULL)
+            {
+                gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                                 "dictionary.");
+
+                goto out;
+            }
+        }
+
+        ec_combine(cbk, ec_combine_xattrop);
+    }
+
+out:
+    if (fop != NULL)
+    {
+        ec_complete(fop);
+    }
+
+    return 0;
+}
+
+void ec_wind_fxattrop(ec_t * ec, ec_fop_data_t * fop, int32_t idx)
+{
+    ec_trace("WIND", fop, "idx=%d", idx);
+
+    STACK_WIND_COOKIE(fop->frame, ec_fxattrop_cbk, (void *)(uintptr_t)idx,
+                      ec->xl_list[idx], ec->xl_list[idx]->fops->fxattrop,
+                      fop->fd, fop->xattrop_flags, fop->dict, fop->xdata);
+}
+
+void ec_fxattrop(call_frame_t * frame, xlator_t * this, uintptr_t target,
+                 int32_t minimum, fop_fxattrop_cbk_t func, void * data,
+                 fd_t * fd, gf_xattrop_flags_t optype, dict_t * xattr,
+                 dict_t * xdata)
+{
+    ec_cbk_t callback = { .fxattrop = func };
+    ec_fop_data_t * fop = NULL;
+    int32_t error = EIO;
+
+    gf_log("ec", GF_LOG_TRACE, "EC(FXATTROP) %p", frame);
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = ec_fop_data_allocate(frame, this, GF_FOP_FXATTROP,
+                               EC_FLAG_UPDATE_FD_INODE, target, minimum,
+                               ec_wind_fxattrop, ec_manager_xattrop, callback,
+                               data);
+    if (fop == NULL)
+    {
+        goto out;
+    }
+
+    fop->xattrop_flags = optype;
+
+    if (fd != NULL)
+    {
+        fop->fd = fd_ref(fd);
+        if (fop->fd == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                             "file descriptor.");
+
+            goto out;
+        }
+    }
+    if (xattr != NULL)
+    {
+        fop->dict = dict_ref(xattr);
+        if (fop->dict == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                             "dictionary.");
+
+            goto out;
+        }
+    }
+    if (xdata != NULL)
+    {
+        fop->xdata = dict_ref(xdata);
+        if (fop->xdata == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                             "dictionary.");
+
+            goto out;
+        }
+    }
+
+    error = 0;
+
+out:
+    if (fop != NULL)
+    {
+        ec_manager(fop, error);
+    }
+    else
+    {
+        func(frame, NULL, this, -1, EIO, NULL, NULL);
+    }
+}
diff --git a/xlators/cluster/ec/src/ec-gf.c b/xlators/cluster/ec/src/ec-gf.c
new file mode 100644
index 00000000000..03c4818c0cc
--- /dev/null
+++ b/xlators/cluster/ec/src/ec-gf.c
@@ -0,0 +1,10120 @@
+/*
+  Copyright (c) 2012 DataLab, s.l. <http://www.datalab.es>
+
+  This file is part of the cluster/ec translator for GlusterFS.
+
+  The cluster/ec translator for GlusterFS is free software: you can
+  redistribute it and/or modify it under the terms of the GNU General
+  Public License as published by the Free Software Foundation, either
+  version 3 of the License, or (at your option) any later version.
+
+  The cluster/ec translator for GlusterFS is distributed in the hope
+  that it will be useful, but WITHOUT ANY WARRANTY; without even the
+  implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+  PURPOSE. See the GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with the cluster/ec translator for GlusterFS. If not, see
+  <http://www.gnu.org/licenses/>.
+*/
+
+/*
+ * File automatically generated on Thu Jan 26 12:08:19 2012
+ *
+ * DO NOT MODIFY
+ *
+ * Multiplications in a GF(2^8) with modulus 0x11D using XOR's
+ *
+ * 7994 total xor's
+ * 31.3 average xor's per number
+ * 0 xor's for the best case (01)
+ * 43 xor's for the worst case (F4)
+ *
+ *  0 xor's: 01
+ * 10 xor's: 03
+ * 12 xor's: F5
+ * 16 xor's: 04 05
+ * 17 xor's: 9C A6
+ * 18 xor's: 02 73
+ * 19 xor's: 10 39
+ * 20 xor's: 0B
+ * 21 xor's: 0D 59 D2 E9 EC
+ * 22 xor's: 12 28 61
+ * 23 xor's: 08 09 44
+ * 24 xor's: 0A 1D 25 55 B4
+ * 25 xor's: 07 11 21 51 63 C4
+ * 26 xor's: 0C 0F 13 45 54 5E 64 BD F2
+ * 27 xor's: 06 1F 22 41 6B B9 C7 D1 F7
+ * 28 xor's: 19 31 8C 95 B5 C1 F3
+ * 29 xor's: 26 30 42 4A 4B 50 6A 88 90 A3 D8 E0 E8 F0 FD
+ * 30 xor's: 14 15 20 2E 34 5D 89 99 A2 A9 B0 E5 F9
+ * 31 xor's: 16 17 18 1A 1B 24 29 2B 2D 3B 57 84 85 87 8F 97 A5 EB F1 FB
+ * 32 xor's: 33 36 43 47 65 67 72 75 78 79 81 83 8D 9B A8 AF B8 BB C5 CB CC CE E6 ED
+ * 33 xor's: 0E 35 3D 49 4C 4D 6E 70 94 98 A0 AB B1 B2 B6 C8 C9 CD D0 D6 DC DD E3 EA F8
+ * 34 xor's: 1C 1E 23 27 2C 32 40 46 5C 60 68 6F 71 7F 8A 9A AA AC B3 C2 D3 FC FF
+ * 35 xor's: 3A 53 58 6D 74 7C 7D 8B 91 93 96 A1 AE C0 CA D5 DB E4 F6
+ * 36 xor's: 2A 2F 38 48 4F 5B 66 6C 82 86 92 9F AD BC CF D4 DA DE E2 FA FE
+ * 37 xor's: 37 3E 52 69 7B 9D B7 BE C3 C6 EE
+ * 38 xor's: 3C 5A 7E 80 9E A7 BA BF D7 E7 EF
+ * 39 xor's: 3F 4E 77 8E A4 D9 E1
+ * 40 xor's: 76 7A
+ * 41 xor's: 62
+ * 42 xor's: 56 5F DF
+ * 43 xor's: F4
+ *
+ */
+
+#include <xmmintrin.h>
+
+#include "ec-gf.h"
+
+static void gf8mul_00000000(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm0, %xmm0\n"
+        "\tpxor    %xmm1, %xmm1\n"
+        "\tpxor    %xmm2, %xmm2\n"
+        "\tpxor    %xmm3, %xmm3\n"
+        "\tpxor    %xmm4, %xmm4\n"
+        "\tpxor    %xmm5, %xmm5\n"
+        "\tpxor    %xmm6, %xmm6\n"
+        "\tpxor    %xmm7, %xmm7\n"
+    );
+}
+
+static void gf8mul_00000001(void)
+{
+}
+
+static void gf8mul_00000010(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm1\n"
+        "\tpxor    %xmm1, %xmm0\n"
+    );
+}
+
+static void gf8mul_00000011(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm0, %xmm1\n"
+    );
+}
+
+static void gf8mul_00000100(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm2, %xmm0\n"
+    );
+}
+
+static void gf8mul_00000101(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm0, %xmm2\n"
+    );
+}
+
+static void gf8mul_00000110(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm0, %xmm1\n"
+        "\tpxor    %xmm1, %xmm0\n"
+    );
+}
+
+static void gf8mul_00000111(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm0, %xmm1\n"
+    );
+}
+
+static void gf8mul_00001000(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm3, %xmm0\n"
+    );
+}
+
+static void gf8mul_00001001(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm0, %xmm3\n"
+    );
+}
+
+static void gf8mul_00001010(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm1\n"
+        "\tpxor    %xmm1, %xmm0\n"
+    );
+}
+
+static void gf8mul_00001011(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm1\n"
+    );
+}
+
+static void gf8mul_00001100(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm0, %xmm1\n"
+    );
+}
+
+static void gf8mul_00001101(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm2\n"
+    );
+}
+
+static void gf8mul_00001110(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm0, %xmm1\n"
+        "\tpxor    %xmm1, %xmm0\n"
+    );
+}
+
+static void gf8mul_00001111(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm0, %xmm1\n"
+    );
+}
+
+static void gf8mul_00010000(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm4, %xmm0\n"
+    );
+}
+
+static void gf8mul_00010001(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm0, %xmm4\n"
+    );
+}
+
+static void gf8mul_00010010(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm1\n"
+        "\tpxor    %xmm1, %xmm0\n"
+    );
+}
+
+static void gf8mul_00010011(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm1\n"
+    );
+}
+
+static void gf8mul_00010100(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm2, %xmm0\n"
+    );
+}
+
+static void gf8mul_00010101(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm2\n"
+    );
+}
+
+static void gf8mul_00010110(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm0, %xmm1\n"
+        "\tpxor    %xmm1, %xmm0\n"
+    );
+}
+
+static void gf8mul_00010111(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm0, %xmm1\n"
+    );
+}
+
+static void gf8mul_00011000(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm3, %xmm0\n"
+    );
+}
+
+static void gf8mul_00011001(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm3\n"
+    );
+}
+
+static void gf8mul_00011010(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm1\n"
+        "\tpxor    %xmm1, %xmm0\n"
+    );
+}
+
+static void gf8mul_00011011(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm1\n"
+    );
+}
+
+static void gf8mul_00011100(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm2, %xmm0\n"
+    );
+}
+
+static void gf8mul_00011101(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm2\n"
+    );
+}
+
+static void gf8mul_00011110(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm1\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm0, %xmm1\n"
+    );
+}
+
+static void gf8mul_00011111(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm0, %xmm1\n"
+    );
+}
+
+static void gf8mul_00100000(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm5, %xmm0\n"
+    );
+}
+
+static void gf8mul_00100001(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm0, %xmm5\n"
+    );
+}
+
+static void gf8mul_00100010(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm1\n"
+        "\tpxor    %xmm1, %xmm0\n"
+    );
+}
+
+static void gf8mul_00100011(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm1\n"
+    );
+}
+
+static void gf8mul_00100100(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm2, %xmm0\n"
+    );
+}
+
+static void gf8mul_00100101(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm2\n"
+    );
+}
+
+static void gf8mul_00100110(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm0, %xmm1\n"
+        "\tpxor    %xmm1, %xmm0\n"
+    );
+}
+
+static void gf8mul_00100111(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm0, %xmm1\n"
+    );
+}
+
+static void gf8mul_00101000(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm3, %xmm0\n"
+    );
+}
+
+static void gf8mul_00101001(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm0, %xmm1\n"
+    );
+}
+
+static void gf8mul_00101010(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm1\n"
+        "\tpxor    %xmm1, %xmm0\n"
+    );
+}
+
+static void gf8mul_00101011(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm1\n"
+    );
+}
+
+static void gf8mul_00101100(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm2, %xmm0\n"
+    );
+}
+
+static void gf8mul_00101101(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm2\n"
+    );
+}
+
+static void gf8mul_00101110(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm0, %xmm1\n"
+        "\tpxor    %xmm1, %xmm0\n"
+    );
+}
+
+static void gf8mul_00101111(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm0, %xmm1\n"
+    );
+}
+
+static void gf8mul_00110000(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm0, %xmm1\n"
+    );
+}
+
+static void gf8mul_00110001(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm4\n"
+    );
+}
+
+static void gf8mul_00110010(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm1\n"
+        "\tpxor    %xmm1, %xmm0\n"
+    );
+}
+
+static void gf8mul_00110011(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm1\n"
+    );
+}
+
+static void gf8mul_00110100(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm2, %xmm0\n"
+    );
+}
+
+static void gf8mul_00110101(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm2\n"
+    );
+}
+
+static void gf8mul_00110110(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm1\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm0, %xmm1\n"
+    );
+}
+
+static void gf8mul_00110111(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm0, %xmm1\n"
+    );
+}
+
+static void gf8mul_00111000(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm3, %xmm0\n"
+    );
+}
+
+static void gf8mul_00111001(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm3\n"
+    );
+}
+
+static void gf8mul_00111010(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm1\n"
+        "\tpxor    %xmm1, %xmm0\n"
+    );
+}
+
+static void gf8mul_00111011(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm1\n"
+    );
+}
+
+static void gf8mul_00111100(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm2, %xmm0\n"
+    );
+}
+
+static void gf8mul_00111101(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm2\n"
+    );
+}
+
+static void gf8mul_00111110(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm0, %xmm5\n"
+    );
+}
+
+static void gf8mul_00111111(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm0, %xmm1\n"
+    );
+}
+
+static void gf8mul_01000000(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm6, %xmm0\n"
+    );
+}
+
+static void gf8mul_01000001(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm0, %xmm6\n"
+    );
+}
+
+static void gf8mul_01000010(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm1\n"
+        "\tpxor    %xmm1, %xmm0\n"
+    );
+}
+
+static void gf8mul_01000011(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm1\n"
+    );
+}
+
+static void gf8mul_01000100(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm2, %xmm0\n"
+    );
+}
+
+static void gf8mul_01000101(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm2\n"
+    );
+}
+
+static void gf8mul_01000110(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm0, %xmm1\n"
+        "\tpxor    %xmm1, %xmm0\n"
+    );
+}
+
+static void gf8mul_01000111(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm0, %xmm1\n"
+    );
+}
+
+static void gf8mul_01001000(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm3, %xmm0\n"
+    );
+}
+
+static void gf8mul_01001001(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm3\n"
+    );
+}
+
+static void gf8mul_01001010(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm1\n"
+        "\tpxor    %xmm1, %xmm0\n"
+    );
+}
+
+static void gf8mul_01001011(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm1\n"
+    );
+}
+
+static void gf8mul_01001100(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm2, %xmm0\n"
+    );
+}
+
+static void gf8mul_01001101(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm2\n"
+    );
+}
+
+static void gf8mul_01001110(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm0, %xmm1\n"
+        "\tpxor    %xmm1, %xmm0\n"
+    );
+}
+
+static void gf8mul_01001111(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm0, %xmm1\n"
+    );
+}
+
+static void gf8mul_01010000(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm4, %xmm0\n"
+    );
+}
+
+static void gf8mul_01010001(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm4\n"
+    );
+}
+
+static void gf8mul_01010010(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm1\n"
+        "\tpxor    %xmm1, %xmm0\n"
+    );
+}
+
+static void gf8mul_01010011(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm1\n"
+    );
+}
+
+static void gf8mul_01010100(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm2, %xmm0\n"
+    );
+}
+
+static void gf8mul_01010101(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm2\n"
+    );
+}
+
+static void gf8mul_01010110(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm0, %xmm1\n"
+        "\tpxor    %xmm1, %xmm0\n"
+    );
+}
+
+static void gf8mul_01010111(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm0, %xmm1\n"
+    );
+}
+
+static void gf8mul_01011000(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm3, %xmm0\n"
+    );
+}
+
+static void gf8mul_01011001(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm3\n"
+    );
+}
+
+static void gf8mul_01011010(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm1\n"
+        "\tpxor    %xmm1, %xmm0\n"
+    );
+}
+
+static void gf8mul_01011011(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm1\n"
+    );
+}
+
+static void gf8mul_01011100(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm2, %xmm0\n"
+    );
+}
+
+static void gf8mul_01011101(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm2\n"
+    );
+}
+
+static void gf8mul_01011110(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm0, %xmm1\n"
+        "\tpxor    %xmm1, %xmm0\n"
+    );
+}
+
+static void gf8mul_01011111(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm1\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm0, %xmm2\n"
+    );
+}
+
+static void gf8mul_01100000(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm5, %xmm0\n"
+    );
+}
+
+static void gf8mul_01100001(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm5\n"
+    );
+}
+
+static void gf8mul_01100010(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm1\n"
+        "\tpxor    %xmm1, %xmm0\n"
+    );
+}
+
+static void gf8mul_01100011(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm1\n"
+    );
+}
+
+static void gf8mul_01100100(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm2, %xmm0\n"
+    );
+}
+
+static void gf8mul_01100101(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm2\n"
+    );
+}
+
+static void gf8mul_01100110(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm2\n"
+    );
+}
+
+static void gf8mul_01100111(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm0, %xmm1\n"
+    );
+}
+
+static void gf8mul_01101000(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm3, %xmm0\n"
+    );
+}
+
+static void gf8mul_01101001(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm1\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm3\n"
+    );
+}
+
+static void gf8mul_01101010(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm1\n"
+        "\tpxor    %xmm1, %xmm0\n"
+    );
+}
+
+static void gf8mul_01101011(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm1\n"
+    );
+}
+
+static void gf8mul_01101100(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm2, %xmm0\n"
+    );
+}
+
+static void gf8mul_01101101(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm2\n"
+    );
+}
+
+static void gf8mul_01101110(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm3\n"
+    );
+}
+
+static void gf8mul_01101111(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm0, %xmm1\n"
+    );
+}
+
+static void gf8mul_01110000(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm4, %xmm0\n"
+    );
+}
+
+static void gf8mul_01110001(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm4\n"
+    );
+}
+
+static void gf8mul_01110010(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm1\n"
+        "\tpxor    %xmm1, %xmm0\n"
+    );
+}
+
+static void gf8mul_01110011(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm1\n"
+    );
+}
+
+static void gf8mul_01110100(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm2, %xmm0\n"
+    );
+}
+
+static void gf8mul_01110101(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm2\n"
+    );
+}
+
+static void gf8mul_01110110(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm0, %xmm1\n"
+        "\tpxor    %xmm1, %xmm0\n"
+    );
+}
+
+static void gf8mul_01110111(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm0, %xmm1\n"
+    );
+}
+
+static void gf8mul_01111000(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm3, %xmm0\n"
+    );
+}
+
+static void gf8mul_01111001(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm3\n"
+    );
+}
+
+static void gf8mul_01111010(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm1\n"
+        "\tpxor    %xmm1, %xmm0\n"
+    );
+}
+
+static void gf8mul_01111011(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm0, %xmm2\n"
+    );
+}
+
+static void gf8mul_01111100(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm2, %xmm0\n"
+    );
+}
+
+static void gf8mul_01111101(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm2\n"
+    );
+}
+
+static void gf8mul_01111110(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm0, %xmm1\n"
+        "\tpxor    %xmm1, %xmm0\n"
+    );
+}
+
+static void gf8mul_01111111(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm0, %xmm1\n"
+    );
+}
+
+static void gf8mul_10000000(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm7, %xmm0\n"
+    );
+}
+
+static void gf8mul_10000001(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm0, %xmm7\n"
+    );
+}
+
+static void gf8mul_10000010(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm1\n"
+        "\tpxor    %xmm1, %xmm0\n"
+    );
+}
+
+static void gf8mul_10000011(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm1\n"
+    );
+}
+
+static void gf8mul_10000100(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm2, %xmm0\n"
+    );
+}
+
+static void gf8mul_10000101(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm2\n"
+    );
+}
+
+static void gf8mul_10000110(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm0, %xmm1\n"
+        "\tpxor    %xmm1, %xmm0\n"
+    );
+}
+
+static void gf8mul_10000111(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm0, %xmm1\n"
+    );
+}
+
+static void gf8mul_10001000(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm3, %xmm0\n"
+    );
+}
+
+static void gf8mul_10001001(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm3\n"
+    );
+}
+
+static void gf8mul_10001010(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm1\n"
+        "\tpxor    %xmm1, %xmm0\n"
+    );
+}
+
+static void gf8mul_10001011(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm1\n"
+    );
+}
+
+static void gf8mul_10001100(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm2, %xmm0\n"
+    );
+}
+
+static void gf8mul_10001101(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm2\n"
+    );
+}
+
+static void gf8mul_10001110(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm0, %xmm1\n"
+        "\tpxor    %xmm1, %xmm0\n"
+    );
+}
+
+static void gf8mul_10001111(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm0, %xmm1\n"
+    );
+}
+
+static void gf8mul_10010000(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm4, %xmm0\n"
+    );
+}
+
+static void gf8mul_10010001(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm4\n"
+    );
+}
+
+static void gf8mul_10010010(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm1\n"
+        "\tpxor    %xmm1, %xmm0\n"
+    );
+}
+
+static void gf8mul_10010011(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm1\n"
+    );
+}
+
+static void gf8mul_10010100(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm2, %xmm0\n"
+    );
+}
+
+static void gf8mul_10010101(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm1\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm0, %xmm1\n"
+    );
+}
+
+static void gf8mul_10010110(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm0, %xmm1\n"
+        "\tpxor    %xmm1, %xmm0\n"
+    );
+}
+
+static void gf8mul_10010111(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm0, %xmm1\n"
+    );
+}
+
+static void gf8mul_10011000(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm3, %xmm0\n"
+    );
+}
+
+static void gf8mul_10011001(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm3\n"
+    );
+}
+
+static void gf8mul_10011010(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm1\n"
+        "\tpxor    %xmm1, %xmm0\n"
+    );
+}
+
+static void gf8mul_10011011(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm1\n"
+    );
+}
+
+static void gf8mul_10011100(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm2, %xmm0\n"
+    );
+}
+
+static void gf8mul_10011101(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm2\n"
+    );
+}
+
+static void gf8mul_10011110(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm0, %xmm1\n"
+        "\tpxor    %xmm1, %xmm0\n"
+    );
+}
+
+static void gf8mul_10011111(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm0, %xmm1\n"
+    );
+}
+
+static void gf8mul_10100000(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm5, %xmm0\n"
+    );
+}
+
+static void gf8mul_10100001(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm5\n"
+    );
+}
+
+static void gf8mul_10100010(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm1\n"
+        "\tpxor    %xmm1, %xmm0\n"
+    );
+}
+
+static void gf8mul_10100011(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm1\n"
+    );
+}
+
+static void gf8mul_10100100(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm1\n"
+    );
+}
+
+static void gf8mul_10100101(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm2\n"
+    );
+}
+
+static void gf8mul_10100110(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm0, %xmm1\n"
+        "\tpxor    %xmm1, %xmm0\n"
+    );
+}
+
+static void gf8mul_10100111(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm0, %xmm1\n"
+    );
+}
+
+static void gf8mul_10101000(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm3, %xmm0\n"
+    );
+}
+
+static void gf8mul_10101001(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm1\n"
+    );
+}
+
+static void gf8mul_10101010(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm1\n"
+        "\tpxor    %xmm1, %xmm0\n"
+    );
+}
+
+static void gf8mul_10101011(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm1\n"
+    );
+}
+
+static void gf8mul_10101100(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm2, %xmm0\n"
+    );
+}
+
+static void gf8mul_10101101(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm2\n"
+    );
+}
+
+static void gf8mul_10101110(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm0, %xmm1\n"
+        "\tpxor    %xmm1, %xmm0\n"
+    );
+}
+
+static void gf8mul_10101111(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm0, %xmm1\n"
+    );
+}
+
+static void gf8mul_10110000(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm4, %xmm0\n"
+    );
+}
+
+static void gf8mul_10110001(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm4\n"
+    );
+}
+
+static void gf8mul_10110010(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm1\n"
+        "\tpxor    %xmm1, %xmm0\n"
+    );
+}
+
+static void gf8mul_10110011(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm1\n"
+    );
+}
+
+static void gf8mul_10110100(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm2, %xmm0\n"
+    );
+}
+
+static void gf8mul_10110101(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm2\n"
+    );
+}
+
+static void gf8mul_10110110(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm0, %xmm1\n"
+        "\tpxor    %xmm1, %xmm0\n"
+    );
+}
+
+static void gf8mul_10110111(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm0, %xmm1\n"
+    );
+}
+
+static void gf8mul_10111000(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm3, %xmm0\n"
+    );
+}
+
+static void gf8mul_10111001(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm0, %xmm1\n"
+    );
+}
+
+static void gf8mul_10111010(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm1\n"
+        "\tpxor    %xmm1, %xmm0\n"
+    );
+}
+
+static void gf8mul_10111011(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm1\n"
+    );
+}
+
+static void gf8mul_10111100(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm2, %xmm0\n"
+    );
+}
+
+static void gf8mul_10111101(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm2\n"
+    );
+}
+
+static void gf8mul_10111110(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm0, %xmm1\n"
+        "\tpxor    %xmm1, %xmm0\n"
+    );
+}
+
+static void gf8mul_10111111(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm0, %xmm1\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm3\n"
+    );
+}
+
+static void gf8mul_11000000(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm6, %xmm0\n"
+    );
+}
+
+static void gf8mul_11000001(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm6\n"
+    );
+}
+
+static void gf8mul_11000010(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm1\n"
+        "\tpxor    %xmm1, %xmm0\n"
+    );
+}
+
+static void gf8mul_11000011(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm0, %xmm1\n"
+    );
+}
+
+static void gf8mul_11000100(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm2, %xmm0\n"
+    );
+}
+
+static void gf8mul_11000101(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm2\n"
+    );
+}
+
+static void gf8mul_11000110(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm0, %xmm1\n"
+        "\tpxor    %xmm1, %xmm0\n"
+    );
+}
+
+static void gf8mul_11000111(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm0, %xmm1\n"
+    );
+}
+
+static void gf8mul_11001000(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm3, %xmm0\n"
+    );
+}
+
+static void gf8mul_11001001(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm3\n"
+    );
+}
+
+static void gf8mul_11001010(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm1\n"
+        "\tpxor    %xmm1, %xmm0\n"
+    );
+}
+
+static void gf8mul_11001011(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm1\n"
+    );
+}
+
+static void gf8mul_11001100(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm2, %xmm0\n"
+    );
+}
+
+static void gf8mul_11001101(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm2\n"
+    );
+}
+
+static void gf8mul_11001110(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm0, %xmm1\n"
+        "\tpxor    %xmm1, %xmm0\n"
+    );
+}
+
+static void gf8mul_11001111(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm0, %xmm1\n"
+    );
+}
+
+static void gf8mul_11010000(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm4, %xmm0\n"
+    );
+}
+
+static void gf8mul_11010001(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm4\n"
+    );
+}
+
+static void gf8mul_11010010(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm1\n"
+        "\tpxor    %xmm1, %xmm0\n"
+    );
+}
+
+static void gf8mul_11010011(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm1\n"
+    );
+}
+
+static void gf8mul_11010100(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm2, %xmm0\n"
+    );
+}
+
+static void gf8mul_11010101(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm2\n"
+    );
+}
+
+static void gf8mul_11010110(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm0, %xmm2\n"
+    );
+}
+
+static void gf8mul_11010111(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm0, %xmm1\n"
+    );
+}
+
+static void gf8mul_11011000(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm3, %xmm0\n"
+    );
+}
+
+static void gf8mul_11011001(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm3\n"
+    );
+}
+
+static void gf8mul_11011010(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm1\n"
+        "\tpxor    %xmm1, %xmm0\n"
+    );
+}
+
+static void gf8mul_11011011(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm1\n"
+    );
+}
+
+static void gf8mul_11011100(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm2, %xmm0\n"
+    );
+}
+
+static void gf8mul_11011101(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm2\n"
+    );
+}
+
+static void gf8mul_11011110(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm0, %xmm1\n"
+        "\tpxor    %xmm1, %xmm0\n"
+    );
+}
+
+static void gf8mul_11011111(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm0, %xmm1\n"
+    );
+}
+
+static void gf8mul_11100000(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm5, %xmm0\n"
+    );
+}
+
+static void gf8mul_11100001(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm0, %xmm1\n"
+    );
+}
+
+static void gf8mul_11100010(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm0, %xmm1\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm0, %xmm1\n"
+    );
+}
+
+static void gf8mul_11100011(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm1\n"
+    );
+}
+
+static void gf8mul_11100100(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm2, %xmm0\n"
+    );
+}
+
+static void gf8mul_11100101(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm2\n"
+    );
+}
+
+static void gf8mul_11100110(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm0, %xmm1\n"
+        "\tpxor    %xmm1, %xmm0\n"
+    );
+}
+
+static void gf8mul_11100111(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm0, %xmm1\n"
+    );
+}
+
+static void gf8mul_11101000(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm2, %xmm0\n"
+    );
+}
+
+static void gf8mul_11101001(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm3\n"
+    );
+}
+
+static void gf8mul_11101010(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm1\n"
+        "\tpxor    %xmm1, %xmm0\n"
+    );
+}
+
+static void gf8mul_11101011(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm0, %xmm1\n"
+    );
+}
+
+static void gf8mul_11101100(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm2, %xmm0\n"
+    );
+}
+
+static void gf8mul_11101101(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm2\n"
+    );
+}
+
+static void gf8mul_11101110(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm0, %xmm1\n"
+        "\tpxor    %xmm1, %xmm0\n"
+    );
+}
+
+static void gf8mul_11101111(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm0, %xmm1\n"
+    );
+}
+
+static void gf8mul_11110000(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm4, %xmm0\n"
+    );
+}
+
+static void gf8mul_11110001(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm4\n"
+    );
+}
+
+static void gf8mul_11110010(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm1\n"
+        "\tpxor    %xmm1, %xmm0\n"
+    );
+}
+
+static void gf8mul_11110011(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm2, %xmm0\n"
+    );
+}
+
+static void gf8mul_11110100(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm2, %xmm0\n"
+    );
+}
+
+static void gf8mul_11110101(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm2\n"
+    );
+}
+
+static void gf8mul_11110110(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm0, %xmm1\n"
+        "\tpxor    %xmm1, %xmm0\n"
+    );
+}
+
+static void gf8mul_11110111(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm0, %xmm1\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm0, %xmm1\n"
+    );
+}
+
+static void gf8mul_11111000(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm3, %xmm0\n"
+    );
+}
+
+static void gf8mul_11111001(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm3\n"
+    );
+}
+
+static void gf8mul_11111010(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm1\n"
+        "\tpxor    %xmm1, %xmm0\n"
+    );
+}
+
+static void gf8mul_11111011(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm5, %xmm2\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm1\n"
+    );
+}
+
+static void gf8mul_11111100(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm3, %xmm7\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm3, %xmm0\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm6\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm2, %xmm0\n"
+    );
+}
+
+static void gf8mul_11111101(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm2\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm4\n"
+        "\tpxor    %xmm5, %xmm0\n"
+        "\tpxor    %xmm6, %xmm5\n"
+        "\tpxor    %xmm4, %xmm7\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm3\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm2, %xmm5\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm2\n"
+    );
+}
+
+static void gf8mul_11111110(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm6\n"
+        "\tpxor    %xmm7, %xmm5\n"
+        "\tpxor    %xmm7, %xmm4\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm5, %xmm1\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm1\n"
+        "\tpxor    %xmm4, %xmm0\n"
+        "\tpxor    %xmm6, %xmm4\n"
+        "\tpxor    %xmm3, %xmm6\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm2\n"
+        "\tpxor    %xmm2, %xmm7\n"
+        "\tpxor    %xmm2, %xmm6\n"
+        "\tpxor    %xmm2, %xmm1\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm1, %xmm4\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm1, %xmm0\n"
+        "\tpxor    %xmm0, %xmm7\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm5\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm3\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm0, %xmm1\n"
+        "\tpxor    %xmm1, %xmm0\n"
+    );
+}
+
+static void gf8mul_11111111(void)
+{
+    __asm__ __volatile__
+    (
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm6, %xmm3\n"
+        "\tpxor    %xmm6, %xmm2\n"
+        "\tpxor    %xmm6, %xmm1\n"
+        "\tpxor    %xmm6, %xmm0\n"
+        "\tpxor    %xmm5, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm5, %xmm3\n"
+        "\tpxor    %xmm4, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm4, %xmm2\n"
+        "\tpxor    %xmm3, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm3, %xmm1\n"
+        "\tpxor    %xmm2, %xmm4\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm2, %xmm0\n"
+        "\tpxor    %xmm1, %xmm7\n"
+        "\tpxor    %xmm1, %xmm5\n"
+        "\tpxor    %xmm1, %xmm3\n"
+        "\tpxor    %xmm0, %xmm6\n"
+        "\tpxor    %xmm0, %xmm4\n"
+        "\tpxor    %xmm0, %xmm2\n"
+        "\tpxor    %xmm7, %xmm3\n"
+        "\tpxor    %xmm7, %xmm1\n"
+        "\tpxor    %xmm7, %xmm0\n"
+        "\tpxor    %xmm6, %xmm7\n"
+        "\tpxor    %xmm5, %xmm6\n"
+        "\tpxor    %xmm4, %xmm5\n"
+        "\tpxor    %xmm3, %xmm4\n"
+        "\tpxor    %xmm2, %xmm3\n"
+        "\tpxor    %xmm1, %xmm2\n"
+        "\tpxor    %xmm0, %xmm1\n"
+    );
+}
+
+void (* ec_gf_mul_table[256])(void) =
+{
+    gf8mul_00000000,
+    gf8mul_00000001,
+    gf8mul_00000010,
+    gf8mul_00000011,
+    gf8mul_00000100,
+    gf8mul_00000101,
+    gf8mul_00000110,
+    gf8mul_00000111,
+    gf8mul_00001000,
+    gf8mul_00001001,
+    gf8mul_00001010,
+    gf8mul_00001011,
+    gf8mul_00001100,
+    gf8mul_00001101,
+    gf8mul_00001110,
+    gf8mul_00001111,
+    gf8mul_00010000,
+    gf8mul_00010001,
+    gf8mul_00010010,
+    gf8mul_00010011,
+    gf8mul_00010100,
+    gf8mul_00010101,
+    gf8mul_00010110,
+    gf8mul_00010111,
+    gf8mul_00011000,
+    gf8mul_00011001,
+    gf8mul_00011010,
+    gf8mul_00011011,
+    gf8mul_00011100,
+    gf8mul_00011101,
+    gf8mul_00011110,
+    gf8mul_00011111,
+    gf8mul_00100000,
+    gf8mul_00100001,
+    gf8mul_00100010,
+    gf8mul_00100011,
+    gf8mul_00100100,
+    gf8mul_00100101,
+    gf8mul_00100110,
+    gf8mul_00100111,
+    gf8mul_00101000,
+    gf8mul_00101001,
+    gf8mul_00101010,
+    gf8mul_00101011,
+    gf8mul_00101100,
+    gf8mul_00101101,
+    gf8mul_00101110,
+    gf8mul_00101111,
+    gf8mul_00110000,
+    gf8mul_00110001,
+    gf8mul_00110010,
+    gf8mul_00110011,
+    gf8mul_00110100,
+    gf8mul_00110101,
+    gf8mul_00110110,
+    gf8mul_00110111,
+    gf8mul_00111000,
+    gf8mul_00111001,
+    gf8mul_00111010,
+    gf8mul_00111011,
+    gf8mul_00111100,
+    gf8mul_00111101,
+    gf8mul_00111110,
+    gf8mul_00111111,
+    gf8mul_01000000,
+    gf8mul_01000001,
+    gf8mul_01000010,
+    gf8mul_01000011,
+    gf8mul_01000100,
+    gf8mul_01000101,
+    gf8mul_01000110,
+    gf8mul_01000111,
+    gf8mul_01001000,
+    gf8mul_01001001,
+    gf8mul_01001010,
+    gf8mul_01001011,
+    gf8mul_01001100,
+    gf8mul_01001101,
+    gf8mul_01001110,
+    gf8mul_01001111,
+    gf8mul_01010000,
+    gf8mul_01010001,
+    gf8mul_01010010,
+    gf8mul_01010011,
+    gf8mul_01010100,
+    gf8mul_01010101,
+    gf8mul_01010110,
+    gf8mul_01010111,
+    gf8mul_01011000,
+    gf8mul_01011001,
+    gf8mul_01011010,
+    gf8mul_01011011,
+    gf8mul_01011100,
+    gf8mul_01011101,
+    gf8mul_01011110,
+    gf8mul_01011111,
+    gf8mul_01100000,
+    gf8mul_01100001,
+    gf8mul_01100010,
+    gf8mul_01100011,
+    gf8mul_01100100,
+    gf8mul_01100101,
+    gf8mul_01100110,
+    gf8mul_01100111,
+    gf8mul_01101000,
+    gf8mul_01101001,
+    gf8mul_01101010,
+    gf8mul_01101011,
+    gf8mul_01101100,
+    gf8mul_01101101,
+    gf8mul_01101110,
+    gf8mul_01101111,
+    gf8mul_01110000,
+    gf8mul_01110001,
+    gf8mul_01110010,
+    gf8mul_01110011,
+    gf8mul_01110100,
+    gf8mul_01110101,
+    gf8mul_01110110,
+    gf8mul_01110111,
+    gf8mul_01111000,
+    gf8mul_01111001,
+    gf8mul_01111010,
+    gf8mul_01111011,
+    gf8mul_01111100,
+    gf8mul_01111101,
+    gf8mul_01111110,
+    gf8mul_01111111,
+    gf8mul_10000000,
+    gf8mul_10000001,
+    gf8mul_10000010,
+    gf8mul_10000011,
+    gf8mul_10000100,
+    gf8mul_10000101,
+    gf8mul_10000110,
+    gf8mul_10000111,
+    gf8mul_10001000,
+    gf8mul_10001001,
+    gf8mul_10001010,
+    gf8mul_10001011,
+    gf8mul_10001100,
+    gf8mul_10001101,
+    gf8mul_10001110,
+    gf8mul_10001111,
+    gf8mul_10010000,
+    gf8mul_10010001,
+    gf8mul_10010010,
+    gf8mul_10010011,
+    gf8mul_10010100,
+    gf8mul_10010101,
+    gf8mul_10010110,
+    gf8mul_10010111,
+    gf8mul_10011000,
+    gf8mul_10011001,
+    gf8mul_10011010,
+    gf8mul_10011011,
+    gf8mul_10011100,
+    gf8mul_10011101,
+    gf8mul_10011110,
+    gf8mul_10011111,
+    gf8mul_10100000,
+    gf8mul_10100001,
+    gf8mul_10100010,
+    gf8mul_10100011,
+    gf8mul_10100100,
+    gf8mul_10100101,
+    gf8mul_10100110,
+    gf8mul_10100111,
+    gf8mul_10101000,
+    gf8mul_10101001,
+    gf8mul_10101010,
+    gf8mul_10101011,
+    gf8mul_10101100,
+    gf8mul_10101101,
+    gf8mul_10101110,
+    gf8mul_10101111,
+    gf8mul_10110000,
+    gf8mul_10110001,
+    gf8mul_10110010,
+    gf8mul_10110011,
+    gf8mul_10110100,
+    gf8mul_10110101,
+    gf8mul_10110110,
+    gf8mul_10110111,
+    gf8mul_10111000,
+    gf8mul_10111001,
+    gf8mul_10111010,
+    gf8mul_10111011,
+    gf8mul_10111100,
+    gf8mul_10111101,
+    gf8mul_10111110,
+    gf8mul_10111111,
+    gf8mul_11000000,
+    gf8mul_11000001,
+    gf8mul_11000010,
+    gf8mul_11000011,
+    gf8mul_11000100,
+    gf8mul_11000101,
+    gf8mul_11000110,
+    gf8mul_11000111,
+    gf8mul_11001000,
+    gf8mul_11001001,
+    gf8mul_11001010,
+    gf8mul_11001011,
+    gf8mul_11001100,
+    gf8mul_11001101,
+    gf8mul_11001110,
+    gf8mul_11001111,
+    gf8mul_11010000,
+    gf8mul_11010001,
+    gf8mul_11010010,
+    gf8mul_11010011,
+    gf8mul_11010100,
+    gf8mul_11010101,
+    gf8mul_11010110,
+    gf8mul_11010111,
+    gf8mul_11011000,
+    gf8mul_11011001,
+    gf8mul_11011010,
+    gf8mul_11011011,
+    gf8mul_11011100,
+    gf8mul_11011101,
+    gf8mul_11011110,
+    gf8mul_11011111,
+    gf8mul_11100000,
+    gf8mul_11100001,
+    gf8mul_11100010,
+    gf8mul_11100011,
+    gf8mul_11100100,
+    gf8mul_11100101,
+    gf8mul_11100110,
+    gf8mul_11100111,
+    gf8mul_11101000,
+    gf8mul_11101001,
+    gf8mul_11101010,
+    gf8mul_11101011,
+    gf8mul_11101100,
+    gf8mul_11101101,
+    gf8mul_11101110,
+    gf8mul_11101111,
+    gf8mul_11110000,
+    gf8mul_11110001,
+    gf8mul_11110010,
+    gf8mul_11110011,
+    gf8mul_11110100,
+    gf8mul_11110101,
+    gf8mul_11110110,
+    gf8mul_11110111,
+    gf8mul_11111000,
+    gf8mul_11111001,
+    gf8mul_11111010,
+    gf8mul_11111011,
+    gf8mul_11111100,
+    gf8mul_11111101,
+    gf8mul_11111110,
+    gf8mul_11111111
+};
diff --git a/xlators/cluster/ec/src/ec-gf.h b/xlators/cluster/ec/src/ec-gf.h
new file mode 100644
index 00000000000..664feb46ce5
--- /dev/null
+++ b/xlators/cluster/ec/src/ec-gf.h
@@ -0,0 +1,114 @@
+/*
+  Copyright (c) 2012 DataLab, s.l. <http://www.datalab.es>
+
+  This file is part of the cluster/ec translator for GlusterFS.
+
+  The cluster/ec translator for GlusterFS is free software: you can
+  redistribute it and/or modify it under the terms of the GNU General
+  Public License as published by the Free Software Foundation, either
+  version 3 of the License, or (at your option) any later version.
+
+  The cluster/ec translator for GlusterFS is distributed in the hope
+  that it will be useful, but WITHOUT ANY WARRANTY; without even the
+  implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+  PURPOSE. See the GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with the cluster/ec translator for GlusterFS. If not, see
+  <http://www.gnu.org/licenses/>.
+*/
+
+/*
+ * File automatically generated on Thu Jan 26 12:08:19 2012
+ *
+ * DO NOT MODIFY
+ *
+ * Multiplications in a GF(2^8) with modulus 0x11D using XOR's
+ *
+ */
+
+#ifndef __EC_GF_H__
+#define __EC_GF_H__
+
+#define EC_GF_BITS 8
+#define EC_GF_MOD 0x11D
+
+#define ec_gf_load(addr) \
+    do \
+    { \
+        __asm__ __volatile__ \
+        ( \
+            "\tmovdqa  0*16(%0), %%xmm0\n" \
+            "\tmovdqa  1*16(%0), %%xmm1\n" \
+            "\tmovdqa  2*16(%0), %%xmm2\n" \
+            "\tmovdqa  3*16(%0), %%xmm3\n" \
+            "\tmovdqa  4*16(%0), %%xmm4\n" \
+            "\tmovdqa  5*16(%0), %%xmm5\n" \
+            "\tmovdqa  6*16(%0), %%xmm6\n" \
+            "\tmovdqa  7*16(%0), %%xmm7\n" \
+            : \
+            : "r" (addr) \
+            : "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5", "xmm6", "xmm7" \
+        ); \
+    } while (0)
+
+#define ec_gf_store(addr) \
+    do \
+    { \
+        __asm__ __volatile__ \
+        ( \
+            "\tmovdqa  %%xmm0, 0*16(%0)\n" \
+            "\tmovdqa  %%xmm1, 1*16(%0)\n" \
+            "\tmovdqa  %%xmm2, 2*16(%0)\n" \
+            "\tmovdqa  %%xmm3, 3*16(%0)\n" \
+            "\tmovdqa  %%xmm4, 4*16(%0)\n" \
+            "\tmovdqa  %%xmm5, 5*16(%0)\n" \
+            "\tmovdqa  %%xmm6, 6*16(%0)\n" \
+            "\tmovdqa  %%xmm7, 7*16(%0)\n" \
+            : \
+            : "r" (addr) \
+            : "memory" \
+        ); \
+    } while (0)
+
+#define ec_gf_clear() \
+    do \
+    { \
+        __asm__ __volatile__ \
+        ( \
+            "\tpxor    %xmm0, %xmm0\n" \
+            "\tpxor    %xmm1, %xmm1\n" \
+            "\tpxor    %xmm2, %xmm2\n" \
+            "\tpxor    %xmm3, %xmm3\n" \
+            "\tpxor    %xmm4, %xmm4\n" \
+            "\tpxor    %xmm5, %xmm5\n" \
+            "\tpxor    %xmm6, %xmm6\n" \
+            "\tpxor    %xmm7, %xmm7\n" \
+            : \
+            : \
+            : "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5", "xmm6", "xmm7" \
+        ); \
+    } while (0)
+
+#define ec_gf_xor(addr) \
+    do \
+    { \
+        __asm__ __volatile__ \
+        ( \
+            "\tpxor    0*16(%0), %%xmm0\n" \
+            "\tpxor    1*16(%0), %%xmm1\n" \
+            "\tpxor    2*16(%0), %%xmm2\n" \
+            "\tpxor    3*16(%0), %%xmm3\n" \
+            "\tpxor    4*16(%0), %%xmm4\n" \
+            "\tpxor    5*16(%0), %%xmm5\n" \
+            "\tpxor    6*16(%0), %%xmm6\n" \
+            "\tpxor    7*16(%0), %%xmm7\n" \
+            : \
+            : "r" (addr) \
+            : "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5", "xmm6", "xmm7" \
+        ); \
+    } while (0)
+
+extern void (* ec_gf_mul_table[])(void);
+
+#endif /* __EC_GF_H__ */
diff --git a/xlators/cluster/ec/src/ec-heal.c b/xlators/cluster/ec/src/ec-heal.c
new file mode 100644
index 00000000000..37264f598b9
--- /dev/null
+++ b/xlators/cluster/ec/src/ec-heal.c
@@ -0,0 +1,1470 @@
+/*
+  Copyright (c) 2012 DataLab, s.l. <http://www.datalab.es>
+
+  This file is part of the cluster/ec translator for GlusterFS.
+
+  The cluster/ec translator for GlusterFS is free software: you can
+  redistribute it and/or modify it under the terms of the GNU General
+  Public License as published by the Free Software Foundation, either
+  version 3 of the License, or (at your option) any later version.
+
+  The cluster/ec translator for GlusterFS is distributed in the hope
+  that it will be useful, but WITHOUT ANY WARRANTY; without even the
+  implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+  PURPOSE. See the GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with the cluster/ec translator for GlusterFS. If not, see
+  <http://www.gnu.org/licenses/>.
+*/
+
+#include "xlator.h"
+#include "defaults.h"
+
+#include "ec-helpers.h"
+#include "ec-common.h"
+#include "ec-combine.h"
+#include "ec-method.h"
+#include "ec-fops.h"
+
+#include "ec-mem-types.h"
+#include "ec-data.h"
+
+/* FOP: heal */
+
+void ec_heal_exclude(ec_heal_t * heal, uintptr_t mask)
+{
+    LOCK(&heal->lock);
+
+    heal->bad &= ~mask;
+
+    UNLOCK(&heal->lock);
+}
+
+void ec_heal_lookup_resume(ec_fop_data_t * fop)
+{
+    ec_heal_t * heal = fop->data;
+    ec_cbk_data_t * cbk;
+    uintptr_t good = 0, bad = 0;
+
+    if (heal->lookup != NULL)
+    {
+        ec_fop_data_release(heal->lookup);
+    }
+    ec_fop_data_acquire(fop);
+
+    list_for_each_entry(cbk, &fop->cbk_list, list)
+    {
+        if ((cbk->op_ret < 0) && (cbk->op_errno == ENOTCONN))
+        {
+            continue;
+        }
+
+        if (cbk == fop->answer)
+        {
+            if (cbk->op_ret >= 0)
+            {
+                heal->iatt = cbk->iatt[0];
+                heal->version = cbk->version;
+                heal->raw_size = cbk->size;
+                heal->fop->pre_size = cbk->iatt[0].ia_size;
+                heal->fop->post_size = cbk->iatt[0].ia_size;
+
+                if (!ec_loc_prepare(heal->xl, &heal->loc, cbk->inode,
+                                    &cbk->iatt[0]))
+                {
+                    fop->answer = NULL;
+                    fop->error = EIO;
+
+                    bad |= cbk->mask;
+
+                    continue;
+                }
+            }
+
+            good |= cbk->mask;
+        }
+        else
+        {
+            bad |= cbk->mask;
+        }
+    }
+
+    heal->good = good;
+    heal->bad = bad;
+
+    heal->lookup = fop;
+
+    ec_resume_parent(fop, fop->answer != NULL ? 0 : fop->error);
+}
+
+int32_t ec_heal_entry_lookup_cbk(call_frame_t * frame, void * cookie,
+                                 xlator_t * this, int32_t op_ret,
+                                 int32_t op_errno, inode_t * inode,
+                                 struct iatt * buf, dict_t * xdata,
+                                 struct iatt * postparent)
+{
+    ec_heal_lookup_resume(cookie);
+
+    return 0;
+}
+
+int32_t ec_heal_inode_lookup_cbk(call_frame_t * frame, void * cookie,
+                                 xlator_t * this, int32_t op_ret,
+                                 int32_t op_errno, inode_t * inode,
+                                 struct iatt * buf, dict_t * xdata,
+                                 struct iatt * postparent)
+{
+    ec_heal_lookup_resume(cookie);
+
+    return 0;
+}
+
+uintptr_t ec_heal_check(ec_fop_data_t * fop, uintptr_t * pgood)
+{
+    ec_cbk_data_t * cbk;
+    uintptr_t mask[2] = { 0, 0 };
+
+    list_for_each_entry(cbk, &fop->cbk_list, list)
+    {
+        mask[cbk->op_ret >= 0] |= cbk->mask;
+    }
+
+    if (pgood != NULL)
+    {
+        *pgood = mask[1];
+    }
+
+    return mask[0];
+}
+
+void ec_heal_update(ec_fop_data_t * fop, int32_t is_open)
+{
+    ec_heal_t * heal = fop->data;
+    uintptr_t good, bad;
+
+    bad = ec_heal_check(fop, &good);
+
+    LOCK(&heal->lock);
+
+    heal->bad &= ~bad;
+    if (is_open)
+    {
+        heal->open |= good;
+    }
+
+    UNLOCK(&heal->lock);
+
+    fop->error = 0;
+}
+
+void ec_heal_avoid(ec_fop_data_t * fop)
+{
+    ec_heal_t * heal = fop->data;
+    uintptr_t bad;
+
+    bad = ec_heal_check(fop, NULL);
+
+    LOCK(&heal->lock);
+
+    heal->good &= ~bad;
+
+    UNLOCK(&heal->lock);
+}
+
+int32_t ec_heal_mkdir_cbk(call_frame_t * frame, void * cookie, xlator_t * this,
+                          int32_t op_ret, int32_t op_errno, inode_t * inode,
+                          struct iatt * buf, struct iatt * preparent,
+                          struct iatt * postparent, dict_t * xdata)
+{
+    ec_heal_update(cookie, 0);
+
+    return 0;
+}
+
+int32_t ec_heal_mknod_cbk(call_frame_t * frame, void * cookie, xlator_t * this,
+                          int32_t op_ret, int32_t op_errno, inode_t * inode,
+                          struct iatt * buf, struct iatt * preparent,
+                          struct iatt * postparent, dict_t * xdata)
+{
+    ec_heal_update(cookie, 0);
+
+    return 0;
+}
+
+int32_t ec_heal_symlink_cbk(call_frame_t * frame, void * cookie,
+                            xlator_t * this, int32_t op_ret, int32_t op_errno,
+                            inode_t * inode, struct iatt * buf,
+                            struct iatt * preparent, struct iatt * postparent,
+                            dict_t * xdata)
+{
+    ec_heal_update(cookie, 0);
+
+    return 0;
+}
+
+int32_t ec_heal_create_cbk(call_frame_t * frame, void * cookie,
+                           xlator_t * this, int32_t op_ret, int32_t op_errno,
+                           fd_t * fd, inode_t * inode, struct iatt * buf,
+                           struct iatt * preparent, struct iatt * postparent,
+                           dict_t * xdata)
+{
+    ec_heal_update(cookie, 1);
+
+    return 0;
+}
+
+int32_t ec_heal_setattr_cbk(call_frame_t * frame, void * cookie,
+                            xlator_t * this, int32_t op_ret, int32_t op_errno,
+                            struct iatt * preop_stbuf,
+                            struct iatt * postop_stbuf,
+                            dict_t * xdata)
+{
+    ec_heal_update(cookie, 0);
+
+    return 0;
+}
+
+int32_t ec_heal_setxattr_cbk(call_frame_t * frame, void * cookie,
+                             xlator_t * this, int32_t op_ret, int32_t op_errno,
+                             dict_t * xdata)
+{
+    ec_heal_update(cookie, 0);
+
+    return 0;
+}
+
+int32_t ec_heal_removexattr_cbk(call_frame_t * frame, void * cookie,
+                                xlator_t * this, int32_t op_ret,
+                                int32_t op_errno, dict_t * xdata)
+{
+    ec_heal_update(cookie, 0);
+
+    return 0;
+}
+
+int32_t ec_heal_link_cbk(call_frame_t * frame, void * cookie, xlator_t * this,
+                         int32_t op_ret, int32_t op_errno, inode_t * inode,
+                         struct iatt * buf, struct iatt * preparent,
+                         struct iatt * postparent, dict_t * xdata)
+{
+    ec_fop_data_t * fop = cookie;
+    ec_heal_t * heal = fop->data;
+    uintptr_t good, bad;
+
+    bad = ec_heal_check(fop, &good);
+    ec_heal_exclude(heal, good);
+
+    if (bad != 0)
+    {
+        fop->error = 0;
+
+        xdata = fop->xdata;
+        fop = fop->parent;
+
+        ec_create(fop->frame, fop->xl, bad, EC_MINIMUM_ONE,
+                  ec_heal_create_cbk, heal, &heal->loc, 0,
+                  st_mode_from_ia(heal->iatt.ia_prot, IA_INVAL),
+                  0, heal->fd, xdata);
+    }
+
+    return 0;
+}
+
+int32_t ec_heal_target_open_cbk(call_frame_t * frame, void * cookie,
+                                xlator_t * this, int32_t op_ret,
+                                int32_t op_errno, fd_t * fd, dict_t * xdata)
+{
+    ec_heal_update(cookie, 1);
+
+    return 0;
+}
+
+int32_t ec_heal_source_open_cbk(call_frame_t * frame, void * cookie,
+                                xlator_t * this, int32_t op_ret,
+                                int32_t op_errno, fd_t * fd, dict_t * xdata)
+{
+    ec_heal_avoid(cookie);
+
+    return 0;
+}
+
+int32_t ec_heal_reopen_cbk(call_frame_t * frame, void * cookie,
+                           xlator_t * this, int32_t op_ret, int32_t op_errno,
+                           fd_t * fd, dict_t * xdata)
+{
+    ec_fop_data_t * fop = cookie;
+    ec_fd_t * ctx;
+    uintptr_t good;
+
+    ec_heal_check(fop, &good);
+
+    if (good != 0)
+    {
+        LOCK(&fd->lock);
+
+        ctx = __ec_fd_get(fd, fop->xl);
+        if ((ctx != NULL) && (ctx->loc.inode != NULL))
+        {
+            ctx->bad &= ~good;
+            ctx->open |= good;
+        }
+
+        UNLOCK(&fd->lock);
+    }
+
+    return 0;
+}
+
+int32_t ec_heal_create(ec_heal_t * heal, uintptr_t mask, int32_t try_link)
+{
+    loc_t loc;
+    dict_t * xdata;
+
+    xdata = dict_new();
+    if (xdata == NULL)
+    {
+        return ENOMEM;
+    }
+
+    if (dict_set_static_bin(xdata, "gfid-req", heal->iatt.ia_gfid,
+                            sizeof(uuid_t)) != 0)
+    {
+        dict_unref(xdata);
+
+        return ENOMEM;
+    }
+
+    if ((heal->iatt.ia_type == IA_IFREG) && try_link)
+    {
+        memset(&loc, 0, sizeof(loc));
+        loc.inode = heal->loc.inode;
+        uuid_copy(loc.gfid, heal->iatt.ia_gfid);
+
+        ec_link(heal->fop->frame, heal->xl, mask, EC_MINIMUM_ONE,
+                ec_heal_link_cbk, heal, &loc, &heal->loc, xdata);
+
+        dict_unref(xdata);
+
+        return 0;
+    }
+
+    switch (heal->iatt.ia_type)
+    {
+        case IA_IFDIR:
+            ec_mkdir(heal->fop->frame, heal->xl, mask, EC_MINIMUM_ONE,
+                     ec_heal_mkdir_cbk, heal, &heal->loc,
+                     st_mode_from_ia(heal->iatt.ia_prot, IA_INVAL),
+                     0, xdata);
+
+            break;
+
+        case IA_IFLNK:
+            ec_symlink(heal->fop->frame, heal->xl, mask, EC_MINIMUM_ONE,
+                       ec_heal_symlink_cbk, heal, heal->symlink, &heal->loc,
+                       0, xdata);
+
+            break;
+
+        case IA_IFREG:
+            ec_create(heal->fop->frame, heal->xl, mask, EC_MINIMUM_ONE,
+                      ec_heal_create_cbk, heal, &heal->loc, 0,
+                      st_mode_from_ia(heal->iatt.ia_prot, IA_INVAL),
+                      0, heal->fd, xdata);
+
+            break;
+
+        default:
+            ec_mknod(heal->fop->frame, heal->xl, mask, EC_MINIMUM_ONE,
+                     ec_heal_mknod_cbk, heal, &heal->loc,
+                     st_mode_from_ia(heal->iatt.ia_prot, IA_INVAL),
+                     heal->iatt.ia_rdev, 0, xdata);
+
+            break;
+    }
+
+    dict_unref(xdata);
+
+    return 0;
+}
+
+void ec_heal_recreate(ec_fop_data_t * fop)
+{
+    ec_cbk_data_t * cbk;
+    ec_heal_t * heal = fop->data;
+    uintptr_t mask = 0;
+
+    if (heal->iatt.ia_type == IA_INVAL)
+    {
+        return;
+    }
+
+    list_for_each_entry(cbk, &fop->cbk_list, list)
+    {
+        if ((cbk->op_ret >= 0) || (cbk->op_errno == ENOENT) ||
+            (cbk->op_errno == ENOTDIR))
+        {
+            mask |= cbk->mask;
+        }
+    }
+
+    if (mask != 0)
+    {
+        ec_heal_create(heal, mask, 0);
+    }
+}
+
+int32_t ec_heal_rmdir_cbk(call_frame_t * frame, void * cookie, xlator_t * this,
+                          int32_t op_ret, int32_t op_errno,
+                          struct iatt * preparent, struct iatt * postparent,
+                          dict_t * xdata)
+{
+    ec_heal_update(cookie, 0);
+    ec_heal_recreate(cookie);
+
+    return 0;
+}
+
+int32_t ec_heal_unlink_cbk(call_frame_t * frame, void * cookie,
+                           xlator_t * this, int32_t op_ret, int32_t op_errno,
+                           struct iatt * preparent, struct iatt * postparent,
+                           dict_t * xdata)
+{
+    ec_heal_update(cookie, 0);
+    ec_heal_recreate(cookie);
+
+    return 0;
+}
+
+int32_t ec_heal_init(ec_fop_data_t * fop)
+{
+    ec_t * ec = fop->xl->private;
+    struct iobuf_pool * pool;
+    inode_t * inode;
+    ec_inode_t * ctx;
+    ec_heal_t * heal = NULL;
+    int32_t error = 0;
+
+    inode = fop->loc[0].inode;
+    if (inode == NULL)
+    {
+        gf_log(fop->xl->name, GF_LOG_WARNING, "Unable to start inode healing "
+                                              "because there is not enough "
+                                              "information");
+
+        return ENODATA;
+    }
+
+    LOCK(&inode->lock);
+
+    ctx = __ec_inode_get(inode, fop->xl);
+    if (ctx == NULL)
+    {
+        error = EIO;
+
+        goto out;
+    }
+
+    if (ctx->heal != NULL)
+    {
+        error = EEXIST;
+
+        goto out;
+    }
+
+    heal = GF_MALLOC(sizeof(ec_heal_t), ec_mt_ec_heal_t);
+    if (heal == NULL)
+    {
+        error = ENOMEM;
+
+        goto out;
+    }
+
+    memset(heal, 0, sizeof(ec_heal_t));
+
+    if (loc_copy(&heal->loc, &fop->loc[0]) != 0)
+    {
+        error = ENOMEM;
+
+        goto out;
+    }
+    if (uuid_is_null(heal->loc.gfid))
+    {
+        uuid_copy(heal->loc.gfid, heal->loc.inode->gfid);
+    }
+
+    LOCK_INIT(&heal->lock);
+
+    heal->xl = fop->xl;
+    heal->fop = fop;
+    pool = fop->xl->ctx->iobuf_pool;
+    heal->size = iobpool_default_pagesize(pool) * ec->fragments;
+
+    fop->data = heal;
+
+    ctx->heal = heal;
+    heal = NULL;
+
+out:
+    UNLOCK(&inode->lock);
+
+    GF_FREE(heal);
+
+    return error;
+}
+
+void ec_heal_entrylk(ec_heal_t * heal, entrylk_cmd cmd)
+{
+    loc_t loc;
+    char * name;
+    int32_t error;
+
+    error = ec_loc_parent(heal->xl, &heal->loc, &loc, &name);
+    if (error != 0)
+    {
+        ec_fop_set_error(heal->fop, error);
+
+        return;
+    }
+
+    ec_entrylk(heal->fop->frame, heal->xl, -1, EC_MINIMUM_ALL, NULL, NULL,
+               heal->xl->name, &loc, name, cmd, ENTRYLK_WRLCK, NULL);
+
+    loc_wipe(&loc);
+    GF_FREE(name);
+}
+
+void ec_heal_inodelk(ec_heal_t * heal, int32_t type, int32_t use_fd,
+                     off_t offset, size_t size)
+{
+    struct gf_flock flock;
+
+    flock.l_type = type;
+    flock.l_whence = SEEK_SET;
+    flock.l_start = offset;
+    flock.l_len = size;
+    flock.l_pid = 0;
+    flock.l_owner.len = 0;
+
+    if (use_fd)
+    {
+        ec_finodelk(heal->fop->frame, heal->xl, heal->fop->mask,
+                    EC_MINIMUM_ALL, NULL, NULL, heal->xl->name, heal->fd,
+                    F_SETLKW, &flock, NULL);
+    }
+    else
+    {
+        ec_inodelk(heal->fop->frame, heal->xl, heal->fop->mask, EC_MINIMUM_ALL,
+                   NULL, NULL, heal->xl->name, &heal->loc, F_SETLKW, &flock,
+                   NULL);
+    }
+}
+
+void ec_heal_lookup(ec_heal_t * heal)
+{
+    dict_t * xdata;
+    int32_t error = ENOMEM;
+
+    xdata = dict_new();
+    if (xdata == NULL)
+    {
+        goto out;
+    }
+    if (dict_set_uint64(xdata, "list-xattr", 0) != 0)
+    {
+        goto out;
+    }
+
+    ec_lookup(heal->fop->frame, heal->xl, heal->fop->mask, EC_MINIMUM_MIN,
+              ec_heal_inode_lookup_cbk, heal, &heal->loc, xdata);
+
+    error = 0;
+
+out:
+    if (xdata != NULL)
+    {
+        dict_unref(xdata);
+    }
+
+    ec_fop_set_error(heal->fop, error);
+}
+
+void ec_heal_remove(ec_heal_t * heal, ec_cbk_data_t * cbk)
+{
+    if (cbk->iatt[0].ia_type == IA_IFDIR)
+    {
+        // TODO: Remove directory recursively ?
+        ec_rmdir(heal->fop->frame, heal->xl, cbk->mask, EC_MINIMUM_ONE,
+                 ec_heal_rmdir_cbk, heal, &heal->loc, 0, NULL);
+    }
+    else
+    {
+        ec_unlink(heal->fop->frame, heal->xl, cbk->mask, EC_MINIMUM_ONE,
+                  ec_heal_unlink_cbk, heal, &heal->loc, 0, NULL);
+    }
+}
+
+void ec_heal_remove_others(ec_heal_t * heal)
+{
+    struct list_head * item;
+    ec_cbk_data_t * cbk;
+
+    item = heal->lookup->cbk_list.next;
+    do
+    {
+        item = item->next;
+        cbk = list_entry(item, ec_cbk_data_t, list);
+
+        if (cbk->op_ret < 0)
+        {
+            if ((cbk->op_errno != ENOENT) && (cbk->op_errno != ENOTDIR))
+            {
+                gf_log(heal->xl->name, GF_LOG_WARNING, "Don't know how to "
+                                                       "remove inode with "
+                                                       "error %d",
+                       cbk->op_errno);
+            }
+
+            ec_heal_exclude(heal, cbk->mask);
+
+            continue;
+        }
+
+        ec_heal_remove(heal, cbk);
+    } while (item->next != &heal->lookup->cbk_list);
+}
+
+void ec_heal_prepare_others(ec_heal_t * heal)
+{
+    struct list_head * item;
+    ec_cbk_data_t * cbk;
+
+    item = heal->lookup->cbk_list.next;
+    while (item->next != &heal->lookup->cbk_list)
+    {
+        item = item->next;
+        cbk = list_entry(item, ec_cbk_data_t, list);
+
+        if (cbk->op_ret < 0)
+        {
+            if (cbk->op_errno == ENOENT)
+            {
+                ec_heal_create(heal, cbk->mask, 1);
+            }
+            else
+            {
+                gf_log(heal->xl->name, GF_LOG_ERROR, "Don't know how to "
+                                                     "heal error %d",
+                       cbk->op_errno);
+
+                ec_heal_exclude(heal, cbk->mask);
+            }
+        }
+        else
+        {
+            if ((heal->iatt.ia_type != cbk->iatt[0].ia_type) ||
+                (uuid_compare(heal->iatt.ia_gfid, cbk->iatt[0].ia_gfid) != 0))
+            {
+                ec_heal_remove(heal, cbk);
+            }
+        }
+    }
+}
+
+int32_t ec_heal_readlink_cbk(call_frame_t * frame, void * cookie,
+                             xlator_t * this, int32_t op_ret, int32_t op_errno,
+                             const char * path, struct iatt * buf,
+                             dict_t * xdata)
+{
+    ec_fop_data_t * fop = cookie;
+    ec_heal_t * heal = fop->data;
+
+    if (op_ret >= 0)
+    {
+        heal->symlink = gf_strdup(path);
+        if (heal->symlink != NULL)
+        {
+            ec_heal_prepare_others(heal);
+        }
+        else
+        {
+            ec_fop_set_error(fop, EIO);
+        }
+    }
+
+    return 0;
+}
+
+ec_cbk_data_t * ec_heal_lookup_check(ec_heal_t * heal, uintptr_t * pgood,
+                                     uintptr_t * pbad)
+{
+    ec_fop_data_t * fop = heal->lookup;
+    ec_cbk_data_t * cbk = NULL, * ans = NULL;
+    uintptr_t good = 0, bad = 0;
+
+    list_for_each_entry(ans, &fop->cbk_list, list)
+    {
+        if ((ans->op_ret < 0) && (ans->op_errno == ENOTCONN))
+        {
+            continue;
+        }
+
+        if (ans == fop->answer)
+        {
+            good |= ans->mask;
+            cbk = ans;
+        }
+        else
+        {
+            bad |= ans->mask;
+        }
+    }
+
+    *pgood = good;
+    *pbad = bad;
+
+    return cbk;
+}
+
+void ec_heal_prepare(ec_heal_t * heal)
+{
+    ec_cbk_data_t * cbk;
+    ec_fd_t * ctx;
+    int32_t error = ENOMEM;
+
+    heal->available = heal->good;
+
+    cbk = heal->lookup->answer;
+    if (cbk->op_ret < 0)
+    {
+        if ((cbk->op_errno == ENOENT) || (cbk->op_errno == ENOTDIR))
+        {
+            ec_heal_remove_others(heal);
+        }
+        else
+        {
+            gf_log(heal->xl->name, GF_LOG_ERROR, "Don't know how to heal "
+                                                 "error %d",
+                   cbk->op_errno);
+        }
+    }
+    else
+    {
+        if (heal->iatt.ia_type == IA_IFREG)
+        {
+            heal->fd = fd_create(heal->loc.inode, heal->fop->frame->root->pid);
+            if (heal->fd == NULL)
+            {
+                gf_log(heal->xl->name, GF_LOG_ERROR, "Unable to create a new "
+                                                     "file descriptor");
+
+                goto out;
+            }
+            ctx = ec_fd_get(heal->fd, heal->xl);
+            if ((ctx == NULL) || (loc_copy(&ctx->loc, &heal->loc) != 0))
+            {
+                goto out;
+            }
+
+            ctx->flags = O_RDWR;
+        }
+
+        if (heal->iatt.ia_type == IA_IFLNK)
+        {
+            ec_readlink(heal->fop->frame, heal->xl, cbk->mask, EC_MINIMUM_ONE,
+                        ec_heal_readlink_cbk, heal, &heal->loc,
+                        heal->iatt.ia_size, NULL);
+        }
+        else
+        {
+            ec_heal_prepare_others(heal);
+        }
+    }
+
+    error = 0;
+
+out:
+    ec_fop_set_error(heal->fop, error);
+}
+
+int32_t ec_heal_open_others(ec_heal_t * heal)
+{
+    struct list_head * item;
+    ec_cbk_data_t * cbk;
+    uintptr_t mask = 0, open = heal->open;
+
+    item = heal->lookup->cbk_list.next;
+    while (item->next != &heal->lookup->cbk_list)
+    {
+        item = item->next;
+        cbk = list_entry(item, ec_cbk_data_t, list);
+
+        if ((cbk->op_ret < 0) || (cbk->iatt[0].ia_type != IA_IFREG) ||
+            (uuid_compare(heal->iatt.ia_gfid, cbk->iatt[0].ia_gfid) != 0))
+        {
+            ec_heal_exclude(heal, cbk->mask);
+        }
+        else
+        {
+            mask |= cbk->mask & ~heal->open;
+        }
+    }
+
+    if (mask != 0)
+    {
+        ec_open(heal->fop->frame, heal->xl, mask, EC_MINIMUM_ONE,
+                ec_heal_target_open_cbk, heal, &heal->loc, O_RDWR | O_TRUNC,
+                heal->fd, NULL);
+
+        open |= mask;
+    }
+
+    return (open != 0);
+}
+
+void ec_heal_setxattr_others(ec_heal_t * heal)
+{
+    ec_cbk_data_t * cbk;
+    dict_t * xdata;
+    int32_t error = ENOMEM;
+
+    if ((heal->good != 0) && (heal->bad != 0))
+    {
+        cbk = heal->lookup->answer;
+        xdata = cbk->xdata;
+
+        if ((cbk->iatt[0].ia_type == IA_IFREG) ||
+            (cbk->iatt[0].ia_type == IA_IFDIR))
+        {
+            if (ec_dict_set_number(xdata, EC_XATTR_VERSION, cbk->version) != 0)
+            {
+                goto out;
+            }
+            if (cbk->iatt[0].ia_type == IA_IFREG)
+            {
+                if (ec_dict_set_number(xdata, EC_XATTR_SIZE,
+                                       cbk->iatt[0].ia_size) != 0)
+                {
+                    goto out;
+                }
+            }
+        }
+
+        ec_setxattr(heal->fop->frame, heal->xl, heal->bad, EC_MINIMUM_ONE,
+                    ec_heal_setxattr_cbk, heal, &heal->loc, xdata, 0, NULL);
+    }
+
+    error = 0;
+
+out:
+    ec_fop_set_error(heal->fop, error);
+}
+
+int32_t ec_heal_xattr_clean(dict_t * dict, char * key, data_t * data,
+                            void * arg)
+{
+    dict_t * base = arg;
+
+    if (dict_get(base, key) == NULL)
+    {
+        if (dict_set_static_bin(dict, key, dict, 0) != 0)
+        {
+            return -1;
+        }
+    }
+    else
+    {
+        dict_del(dict, key);
+    }
+
+    return 0;
+}
+
+void ec_heal_removexattr_others(ec_heal_t * heal)
+{
+    struct list_head * item;
+    ec_cbk_data_t * cbk;
+    dict_t * xdata;
+
+    if ((heal->good == 0) || (heal->bad == 0))
+    {
+        return;
+    }
+
+    xdata = heal->lookup->answer->xdata;
+    item = heal->lookup->cbk_list.next;
+    while (item->next != &heal->lookup->cbk_list)
+    {
+        item = item->next;
+        cbk = list_entry(item, ec_cbk_data_t, list);
+
+        if (cbk->op_ret >= 0)
+        {
+            if (dict_foreach(cbk->xdata, ec_heal_xattr_clean, xdata) == 0)
+            {
+                ec_removexattr(heal->fop->frame, heal->xl, cbk->mask,
+                               EC_MINIMUM_ONE, ec_heal_removexattr_cbk, heal,
+                               &heal->loc, "", cbk->xdata);
+            }
+        }
+    }
+}
+
+void ec_heal_attr(ec_heal_t * heal)
+{
+    if ((heal->good != 0) && (heal->bad != 0))
+    {
+        ec_setattr(heal->fop->frame, heal->xl, heal->bad, EC_MINIMUM_ONE,
+                   ec_heal_setattr_cbk, heal, &heal->loc, &heal->iatt,
+                   GF_SET_ATTR_MODE | GF_SET_ATTR_UID | GF_SET_ATTR_GID |
+                   GF_SET_ATTR_ATIME | GF_SET_ATTR_MTIME, NULL);
+    }
+}
+
+int32_t ec_heal_needs_data_rebuild(ec_heal_t * heal)
+{
+    ec_fop_data_t * fop = heal->lookup;
+    ec_cbk_data_t * cbk = NULL;
+    uintptr_t bad = 0;
+
+    if ((heal->fop->error != 0) || (heal->good == 0) ||
+        (heal->iatt.ia_type != IA_IFREG))
+    {
+        return 0;
+    }
+
+    list_for_each_entry(cbk, &fop->cbk_list, list)
+    {
+        if ((cbk->op_ret >= 0) &&
+            ((cbk->size != heal->raw_size) || (cbk->version != heal->version)))
+        {
+            bad |= cbk->mask;
+        }
+    }
+
+    heal->bad = bad;
+
+    return (bad != 0);
+}
+
+void ec_heal_open(ec_heal_t * heal)
+{
+    if (!ec_heal_needs_data_rebuild(heal))
+    {
+        return;
+    }
+
+    if (ec_heal_open_others(heal))
+    {
+        ec_open(heal->fop->frame, heal->xl, heal->good, EC_MINIMUM_MIN,
+                ec_heal_source_open_cbk, heal, &heal->loc, O_RDONLY, heal->fd,
+                NULL);
+    }
+}
+
+void ec_heal_reopen_fd(ec_heal_t * heal)
+{
+    inode_t * inode;
+    fd_t * fd;
+    ec_fd_t * ctx;
+    uintptr_t mask;
+    int32_t flags;
+
+    inode = heal->loc.inode;
+
+    LOCK(&inode->lock);
+
+    list_for_each_entry(fd, &inode->fd_list, inode_list)
+    {
+        ctx = ec_fd_get(fd, heal->xl);
+        if ((ctx != NULL) && (ctx->loc.inode != NULL))
+        {
+            mask = heal->bad & ~ctx->open;
+            if (mask != 0)
+            {
+                UNLOCK(&inode->lock);
+
+                if (heal->iatt.ia_type == IA_IFDIR)
+                {
+                    ec_opendir(heal->fop->frame, heal->xl, mask,
+                               EC_MINIMUM_ONE, ec_heal_reopen_cbk, NULL,
+                               &heal->loc, fd, NULL);
+                }
+                else
+                {
+                    flags = ctx->flags & ~O_TRUNC;
+                    if ((flags & O_ACCMODE) == O_WRONLY)
+                    {
+                        flags &= ~O_ACCMODE;
+                        flags |= O_RDWR;
+                    }
+
+                    ec_open(heal->fop->frame, heal->xl, mask, EC_MINIMUM_ONE,
+                            ec_heal_reopen_cbk, NULL, &heal->loc, flags, fd,
+                            NULL);
+                }
+
+                LOCK(&inode->lock);
+            }
+        }
+    }
+
+    UNLOCK(&inode->lock);
+}
+
+int32_t ec_heal_writev_cbk(call_frame_t * frame, void * cookie,
+                           xlator_t * this, int32_t op_ret, int32_t op_errno,
+                           struct iatt * prebuf, struct iatt * postbuf,
+                           dict_t * xdata)
+{
+    ec_trace("WRITE_CBK", cookie, "ret=%d, errno=%d", op_ret, op_errno);
+
+    ec_heal_update(cookie, 0);
+
+    return 0;
+}
+
+int32_t ec_heal_readv_cbk(call_frame_t * frame, void * cookie, xlator_t * this,
+                          int32_t op_ret, int32_t op_errno,
+                          struct iovec * vector, int32_t count,
+                          struct iatt * stbuf, struct iobref * iobref,
+                          dict_t * xdata)
+{
+    ec_fop_data_t * fop = cookie;
+    ec_heal_t * heal = fop->data;
+
+    ec_trace("READ_CBK", fop, "ret=%d, errno=%d", op_ret, op_errno);
+
+    ec_heal_avoid(fop);
+
+    if (op_ret > 0)
+    {
+        ec_writev(heal->fop->frame, heal->xl, heal->bad, EC_MINIMUM_ONE,
+                  ec_heal_writev_cbk, heal, heal->fd, vector, count,
+                  heal->offset, 0, iobref, NULL);
+    }
+    else
+    {
+        heal->done = 1;
+    }
+
+    return 0;
+}
+
+void ec_heal_data(ec_heal_t * heal)
+{
+    ec_trace("DATA", heal->fop, "good=%lX, bad=%lX", heal->good, heal->bad);
+
+    if ((heal->good != 0) && (heal->bad != 0) &&
+        (heal->iatt.ia_type == IA_IFREG))
+    {
+        ec_readv(heal->fop->frame, heal->xl, heal->good, EC_MINIMUM_MIN,
+                 ec_heal_readv_cbk, heal, heal->fd, heal->size, heal->offset,
+                 0, NULL);
+    }
+}
+
+void ec_heal_dispatch(ec_heal_t * heal)
+{
+    ec_fop_data_t * fop = heal->fop;
+    ec_cbk_data_t * cbk;
+    inode_t * inode;
+    ec_inode_t * ctx;
+    int32_t error;
+
+    inode = heal->loc.inode;
+
+    LOCK(&inode->lock);
+
+    ctx = __ec_inode_get(inode, heal->xl);
+    if (ctx != NULL)
+    {
+        ctx->bad &= ~heal->good;
+        ctx->heal = NULL;
+    }
+
+    fop->data = NULL;
+
+    UNLOCK(&inode->lock);
+
+    error = fop->error;
+
+    cbk = ec_cbk_data_allocate(fop->frame, heal->xl, fop, fop->id, 0,
+                               error == 0 ? 0 : -1, error);
+    if (cbk != NULL)
+    {
+        cbk->uintptr[0] = heal->available;
+        cbk->uintptr[1] = heal->good;
+        cbk->uintptr[2] = heal->bad;
+
+        ec_combine(cbk, NULL);
+
+        fop->answer = cbk;
+    }
+    else if (error == 0)
+    {
+        error = ENOMEM;
+    }
+
+    if (heal->lookup != NULL)
+    {
+        ec_fop_data_release(heal->lookup);
+    }
+    if (heal->fd != NULL)
+    {
+        fd_unref(heal->fd);
+    }
+    GF_FREE(heal->symlink);
+    loc_wipe(&heal->loc);
+
+    LOCK_DESTROY(&heal->lock);
+
+    GF_FREE(heal);
+
+    ec_fop_set_error(heal->fop, error);
+}
+
+void ec_wind_heal(ec_t * ec, ec_fop_data_t * fop, int32_t idx)
+{
+    ec_cbk_data_t * cbk;
+    ec_heal_t * heal = fop->data;
+
+    ec_trace("WIND", fop, "idx=%d", idx);
+
+    cbk = ec_cbk_data_allocate(fop->req_frame, fop->xl, fop, EC_FOP_HEAL, idx,
+                               fop->error == 0 ? 0 : -1, fop->error);
+    if (cbk != NULL)
+    {
+        cbk->uintptr[0] = heal->available;
+        cbk->uintptr[1] = heal->good;
+        cbk->uintptr[2] = heal->bad;
+
+        ec_combine(cbk, NULL);
+    }
+
+    ec_complete(fop);
+}
+
+int32_t ec_manager_heal(ec_fop_data_t * fop, int32_t state)
+{
+    ec_cbk_data_t * cbk;
+    ec_heal_t * heal = fop->data;
+
+    switch (state)
+    {
+        case EC_STATE_INIT:
+            ec_owner_set(fop->frame, fop->frame->root);
+
+            fop->error = ec_heal_init(fop);
+            if (fop->error != 0)
+            {
+                return EC_STATE_REPORT;
+            }
+
+        case EC_STATE_DISPATCH:
+            ec_heal_entrylk(fop->data, ENTRYLK_LOCK);
+
+            return EC_STATE_HEAL_ENTRY_LOOKUP;
+
+        case EC_STATE_HEAL_ENTRY_LOOKUP:
+            ec_lookup(fop->frame, heal->xl, fop->mask, EC_MINIMUM_MIN,
+                      ec_heal_entry_lookup_cbk, heal, &heal->loc, NULL);
+
+            return EC_STATE_HEAL_ENTRY_PREPARE;
+
+        case EC_STATE_HEAL_ENTRY_PREPARE:
+            ec_heal_prepare(heal);
+
+            return EC_STATE_HEAL_PRE_INODELK_LOCK;
+
+        case EC_STATE_HEAL_PRE_INODELK_LOCK:
+            ec_heal_inodelk(heal, F_WRLCK, 0, 0, 0);
+
+            return EC_STATE_HEAL_PRE_INODE_LOOKUP;
+
+        case EC_STATE_HEAL_PRE_INODE_LOOKUP:
+            ec_heal_lookup(heal);
+
+            return EC_STATE_HEAL_XATTRIBUTES_REMOVE;
+
+        case EC_STATE_HEAL_XATTRIBUTES_REMOVE:
+            ec_heal_removexattr_others(heal);
+
+            return EC_STATE_HEAL_XATTRIBUTES_SET;
+
+        case EC_STATE_HEAL_XATTRIBUTES_SET:
+            ec_heal_setxattr_others(heal);
+
+            return EC_STATE_HEAL_ATTRIBUTES;
+
+        case EC_STATE_HEAL_ATTRIBUTES:
+            ec_heal_attr(heal);
+
+            return EC_STATE_HEAL_OPEN;
+
+        case EC_STATE_HEAL_OPEN:
+            ec_heal_open(heal);
+
+            return EC_STATE_HEAL_REOPEN_FD;
+
+        case EC_STATE_HEAL_REOPEN_FD:
+            ec_heal_reopen_fd(heal);
+
+            return EC_STATE_HEAL_UNLOCK;
+
+        case -EC_STATE_HEAL_XATTRIBUTES_REMOVE:
+        case -EC_STATE_HEAL_XATTRIBUTES_SET:
+        case -EC_STATE_HEAL_ATTRIBUTES:
+        case -EC_STATE_HEAL_OPEN:
+        case -EC_STATE_HEAL_REOPEN_FD:
+        case -EC_STATE_HEAL_UNLOCK:
+        case EC_STATE_HEAL_UNLOCK:
+            ec_heal_inodelk(heal, F_UNLCK, 0, 0, 0);
+
+        case -EC_STATE_HEAL_ENTRY_PREPARE:
+        case -EC_STATE_HEAL_PRE_INODELK_LOCK:
+        case -EC_STATE_HEAL_PRE_INODE_LOOKUP:
+            ec_heal_entrylk(heal, ENTRYLK_UNLOCK);
+
+            if (ec_heal_needs_data_rebuild(heal))
+            {
+                return EC_STATE_HEAL_DATA_LOCK;
+            }
+
+            return EC_STATE_HEAL_DISPATCH;
+
+        case EC_STATE_HEAL_DATA_LOCK:
+            if (heal->done)
+            {
+                return EC_STATE_HEAL_POST_INODELK_LOCK;
+            }
+
+            ec_heal_inodelk(heal, F_WRLCK, 1, heal->offset, heal->size);
+
+            return EC_STATE_HEAL_DATA_COPY;
+
+        case EC_STATE_HEAL_DATA_COPY:
+            ec_heal_data(heal);
+
+            return EC_STATE_HEAL_DATA_UNLOCK;
+
+        case -EC_STATE_HEAL_DATA_COPY:
+        case -EC_STATE_HEAL_DATA_UNLOCK:
+        case EC_STATE_HEAL_DATA_UNLOCK:
+            ec_heal_inodelk(heal, F_UNLCK, 1, heal->offset, heal->size);
+
+            heal->offset += heal->size;
+
+            return EC_STATE_HEAL_DATA_LOCK;
+
+        case EC_STATE_HEAL_POST_INODELK_LOCK:
+            ec_heal_inodelk(heal, F_WRLCK, 1, 0, 0);
+
+            return EC_STATE_HEAL_POST_INODE_LOOKUP;
+
+        case EC_STATE_HEAL_POST_INODE_LOOKUP:
+            ec_heal_lookup(heal);
+
+            return EC_STATE_HEAL_SETATTR;
+
+        case EC_STATE_HEAL_SETATTR:
+            ec_setattr(heal->fop->frame, heal->xl, heal->bad, EC_MINIMUM_ONE,
+                       ec_heal_setattr_cbk, heal, &heal->loc, &heal->iatt,
+                       GF_SET_ATTR_MODE | GF_SET_ATTR_UID | GF_SET_ATTR_GID |
+                       GF_SET_ATTR_ATIME | GF_SET_ATTR_MTIME, NULL);
+
+            return EC_STATE_HEAL_POST_INODELK_UNLOCK;
+
+        case -EC_STATE_HEAL_SETATTR:
+        case -EC_STATE_HEAL_POST_INODELK_UNLOCK:
+        case EC_STATE_HEAL_POST_INODELK_UNLOCK:
+            ec_heal_inodelk(heal, F_UNLCK, 1, 0, 0);
+
+            return EC_STATE_HEAL_DISPATCH;
+
+        case -EC_STATE_HEAL_POST_INODELK_LOCK:
+        case -EC_STATE_HEAL_POST_INODE_LOOKUP:
+        case -EC_STATE_HEAL_ENTRY_LOOKUP:
+        case -EC_STATE_HEAL_DATA_LOCK:
+        case -EC_STATE_HEAL_DISPATCH:
+        case EC_STATE_HEAL_DISPATCH:
+            ec_heal_dispatch(heal);
+
+            return EC_STATE_PREPARE_ANSWER;
+
+        case EC_STATE_PREPARE_ANSWER:
+            cbk = fop->answer;
+            if (cbk != NULL)
+            {
+                if (!ec_dict_combine(cbk, EC_COMBINE_XDATA))
+                {
+                    if (cbk->op_ret >= 0)
+                    {
+                        cbk->op_ret = -1;
+                        cbk->op_errno = EIO;
+                    }
+                }
+                if (cbk->op_ret < 0)
+                {
+                    ec_fop_set_error(fop, cbk->op_errno);
+                }
+            }
+            else
+            {
+                ec_fop_set_error(fop, EIO);
+            }
+
+            return EC_STATE_REPORT;
+
+        case EC_STATE_REPORT:
+            cbk = fop->answer;
+
+            GF_ASSERT(cbk != NULL);
+
+            if (fop->fd == NULL)
+            {
+                if (fop->cbks.heal != NULL)
+                {
+                    fop->cbks.heal(fop->req_frame, fop, fop->xl, cbk->op_ret,
+                                   cbk->op_errno, cbk->uintptr[0],
+                                   cbk->uintptr[1], cbk->uintptr[2],
+                                   cbk->xdata);
+                }
+            }
+            else
+            {
+                if (fop->cbks.fheal != NULL)
+                {
+                    fop->cbks.fheal(fop->req_frame, fop, fop->xl, cbk->op_ret,
+                                    cbk->op_errno, cbk->uintptr[0],
+                                    cbk->uintptr[1], cbk->uintptr[2],
+                                    cbk->xdata);
+                }
+            }
+
+            return EC_STATE_END;
+
+        case -EC_STATE_DISPATCH:
+        case -EC_STATE_PREPARE_ANSWER:
+        case -EC_STATE_REPORT:
+            GF_ASSERT(fop->error != 0);
+
+            if (fop->fd == NULL)
+            {
+                if (fop->cbks.heal != NULL)
+                {
+                    fop->cbks.heal(fop->req_frame, fop, fop->xl, -1,
+                                   fop->error, 0, 0, 0, NULL);
+                }
+            }
+            else
+            {
+                if (fop->cbks.fheal != NULL)
+                {
+                    fop->cbks.fheal(fop->req_frame, fop, fop->xl, -1,
+                                    fop->error, 0, 0, 0, NULL);
+                }
+            }
+
+            return EC_STATE_END;
+
+        default:
+            gf_log(fop->xl->name, GF_LOG_ERROR, "Unhandled state %d for %s",
+                   state, ec_fop_name(fop->id));
+
+            return EC_STATE_END;
+    }
+}
+
+void ec_heal(call_frame_t * frame, xlator_t * this, uintptr_t target,
+             int32_t minimum, fop_heal_cbk_t func, void * data, loc_t * loc,
+             dict_t * xdata)
+{
+    ec_cbk_t callback = { .heal = func };
+    ec_fop_data_t * fop = NULL;
+    int32_t error = EIO;
+
+    gf_log("ec", GF_LOG_TRACE, "EC(HEAL) %p", frame);
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = ec_fop_data_allocate(NULL, this, EC_FOP_HEAL,
+                               EC_FLAG_UPDATE_LOC_INODE, target, minimum,
+                               ec_wind_heal, ec_manager_heal, callback, data);
+    if (fop == NULL)
+    {
+        goto out;
+    }
+
+    if (loc != NULL)
+    {
+        if (loc_copy(&fop->loc[0], loc) != 0)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to copy a location.");
+
+            goto out;
+        }
+    }
+    if (xdata != NULL)
+    {
+        fop->xdata = dict_ref(xdata);
+        if (fop->xdata == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                             "dictionary.");
+
+            goto out;
+        }
+    }
+
+    error = 0;
+
+out:
+    if (fop != NULL)
+    {
+        ec_manager(fop, error);
+    }
+    else
+    {
+        func(frame, NULL, this, -1, EIO, 0, 0, 0, NULL);
+    }
+}
+
+/* FOP: fheal */
+
+void ec_wind_fheal(ec_t * ec, ec_fop_data_t * fop, int32_t idx)
+{
+    ec_cbk_data_t * cbk;
+    ec_heal_t * heal = fop->data;
+
+    ec_trace("WIND", fop, "idx=%d", idx);
+
+    cbk = ec_cbk_data_allocate(fop->req_frame, fop->xl, fop, EC_FOP_FHEAL, idx,
+                               fop->error == 0 ? 0 : -1, fop->error);
+    if (cbk != NULL)
+    {
+        cbk->uintptr[0] = heal->available;
+        cbk->uintptr[1] = heal->good;
+        cbk->uintptr[2] = heal->bad;
+
+        ec_combine(cbk, NULL);
+    }
+
+    ec_complete(fop);
+}
+
+void ec_fheal(call_frame_t * frame, xlator_t * this, uintptr_t target,
+              int32_t minimum, fop_fheal_cbk_t func, void * data, fd_t * fd,
+              dict_t * xdata)
+{
+    ec_fd_t * ctx = ec_fd_get(fd, this);
+
+    if ((ctx != NULL) && (ctx->loc.inode != NULL))
+    {
+        gf_log("ec", GF_LOG_DEBUG, "FHEAL ctx: flags=%X, open=%lX, bad=%lX",
+               ctx->flags, ctx->open, ctx->bad);
+        ec_heal(frame, this, target, minimum, func, data, &ctx->loc, xdata);
+    }
+}
diff --git a/xlators/cluster/ec/src/ec-helpers.c b/xlators/cluster/ec/src/ec-helpers.c
new file mode 100644
index 00000000000..771faf5b013
--- /dev/null
+++ b/xlators/cluster/ec/src/ec-helpers.c
@@ -0,0 +1,594 @@
+/*
+  Copyright (c) 2012 DataLab, s.l. <http://www.datalab.es>
+
+  This file is part of the cluster/ec translator for GlusterFS.
+
+  The cluster/ec translator for GlusterFS is free software: you can
+  redistribute it and/or modify it under the terms of the GNU General
+  Public License as published by the Free Software Foundation, either
+  version 3 of the License, or (at your option) any later version.
+
+  The cluster/ec translator for GlusterFS is distributed in the hope
+  that it will be useful, but WITHOUT ANY WARRANTY; without even the
+  implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+  PURPOSE. See the GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with the cluster/ec translator for GlusterFS. If not, see
+  <http://www.gnu.org/licenses/>.
+*/
+
+#include <libgen.h>
+
+#include "byte-order.h"
+
+#include "ec-mem-types.h"
+#include "ec-fops.h"
+#include "ec-helpers.h"
+
+#define BACKEND_D_OFF_BITS 63
+#define PRESENT_D_OFF_BITS 63
+
+#define ONE 1ULL
+#define MASK (~0ULL)
+#define PRESENT_MASK (MASK >> (64 - PRESENT_D_OFF_BITS))
+#define BACKEND_MASK (MASK >> (64 - BACKEND_D_OFF_BITS))
+
+#define TOP_BIT (ONE << (PRESENT_D_OFF_BITS - 1))
+#define SHIFT_BITS (max(0, (BACKEND_D_OFF_BITS - PRESENT_D_OFF_BITS + 1)))
+
+static const char * ec_fop_list[] =
+{
+    [-EC_FOP_HEAL] = "HEAL"
+};
+
+const char * ec_bin(char * str, size_t size, uint64_t value, int32_t digits)
+{
+    str += size;
+
+    if (size-- < 1)
+    {
+        goto failed;
+    }
+    *--str = 0;
+
+    while ((value != 0) || (digits > 0))
+    {
+        if (size-- < 1)
+        {
+            goto failed;
+        }
+        *--str = '0' + (value & 1);
+        digits--;
+        value >>= 1;
+    }
+
+    return str;
+
+failed:
+    return "<buffer too small>";
+}
+
+const char * ec_fop_name(int32_t id)
+{
+    if (id >= 0)
+    {
+        return gf_fop_list[id];
+    }
+
+    return ec_fop_list[-id];
+}
+
+void ec_trace(const char * event, ec_fop_data_t * fop, const char * fmt, ...)
+{
+    char str1[32], str2[32], str3[32];
+    char * msg;
+    ec_t * ec = fop->xl->private;
+    va_list args;
+    int32_t ret;
+
+    va_start(args, fmt);
+    ret = vasprintf(&msg, fmt, args);
+    va_end(args);
+
+    if (ret < 0)
+    {
+        msg = "<memory allocation error>";
+    }
+
+    gf_log("ec", GF_LOG_TRACE, "%s(%s) %p(%p) [refs=%d, winds=%d, jobs=%d] "
+                               "frame=%p/%p, min/exp=%d/%d, err=%d state=%d "
+                               "{%s:%s:%s} %s",
+           event, ec_fop_name(fop->id), fop, fop->parent, fop->refs,
+           fop->winds, fop->jobs, fop->req_frame, fop->frame, fop->minimum,
+           fop->expected, fop->error, fop->state,
+           ec_bin(str1, sizeof(str1), fop->mask, ec->nodes),
+           ec_bin(str2, sizeof(str2), fop->remaining, ec->nodes),
+           ec_bin(str3, sizeof(str3), fop->bad, ec->nodes), msg);
+
+    if (ret >= 0)
+    {
+        free(msg);
+    }
+}
+
+uint64_t ec_itransform(ec_t * ec, int32_t idx, uint64_t offset)
+{
+    int32_t bits;
+
+    if (offset == -1ULL)
+    {
+        return -1ULL;
+    }
+
+    bits = ec->bits_for_nodes;
+    if ((offset & ~(PRESENT_MASK >> (bits + 1))) != 0)
+    {
+        return TOP_BIT | ((offset >> SHIFT_BITS) & (MASK << bits)) | idx;
+    }
+
+    return (offset * ec->nodes) + idx;
+}
+
+uint64_t ec_deitransform(ec_t * ec, int32_t * idx, uint64_t offset)
+{
+    uint64_t mask = 0;
+
+    if ((offset & TOP_BIT) != 0)
+    {
+        mask = MASK << ec->bits_for_nodes;
+
+        *idx = offset & ~mask;
+        return ((offset & ~TOP_BIT) & mask) << SHIFT_BITS;
+    }
+
+    *idx = offset % ec->nodes;
+
+    return offset / ec->nodes;
+}
+
+int32_t ec_bits_count(uint64_t n)
+{
+    n -= (n >> 1) & 0x5555555555555555ULL;
+    n = ((n >> 2) & 0x3333333333333333ULL) + (n & 0x3333333333333333ULL);
+    n = (n + (n >> 4)) & 0x0F0F0F0F0F0F0F0FULL;
+    n += n >> 8;
+    n += n >> 16;
+    n += n >> 32;
+
+    return n & 0xFF;
+}
+
+int32_t ec_bits_index(uint64_t n)
+{
+    return ffsll(n) - 1;
+}
+
+int32_t ec_bits_consume(uint64_t * n)
+{
+    uint64_t tmp;
+
+    tmp = *n;
+    tmp &= -tmp;
+    *n ^= tmp;
+
+    return ffsll(tmp) - 1;
+}
+
+size_t ec_iov_copy_to(void * dst, struct iovec * vector, int32_t count,
+                      off_t offset, size_t size)
+{
+    int32_t i = 0;
+    size_t total = 0, len = 0;
+
+    while (i < count)
+    {
+        if (offset < vector[i].iov_len)
+        {
+            while ((i < count) && (size > 0))
+            {
+                len = size;
+                if (len > vector[i].iov_len - offset)
+                {
+                    len = vector[i].iov_len - offset;
+                }
+                memcpy(dst, vector[i++].iov_base + offset, len);
+                offset = 0;
+                dst += len;
+                total += len;
+                size -= len;
+            }
+
+            break;
+        }
+
+        offset -= vector[i].iov_len;
+        i++;
+    }
+
+    return total;
+}
+
+int32_t ec_dict_set_number(dict_t * dict, char * key, uint64_t value)
+{
+    uint64_t * ptr;
+
+    ptr = GF_MALLOC(sizeof(value), gf_common_mt_char);
+    if (ptr == NULL)
+    {
+        return -1;
+    }
+
+    *ptr = hton64(value);
+
+    return dict_set_bin(dict, key, ptr, sizeof(value));
+}
+
+int32_t ec_dict_del_number(dict_t * dict, char * key, uint64_t * value)
+{
+    void * ptr;
+    int32_t len;
+
+    if ((dict == NULL) || (dict_get_ptr_and_len(dict, key, &ptr, &len) != 0) ||
+        (len != sizeof(uint64_t)))
+    {
+        return -1;
+    }
+
+    *value = ntoh64(*(uint64_t *)ptr);
+
+    dict_del(dict, key);
+
+    return 0;
+}
+
+int32_t ec_loc_gfid_check(xlator_t * xl, uuid_t dst, uuid_t src)
+{
+    if (uuid_is_null(src))
+    {
+        return 1;
+    }
+
+    if (uuid_is_null(dst))
+    {
+        uuid_copy(dst, src);
+
+        return 1;
+    }
+
+    if (uuid_compare(dst, src) != 0)
+    {
+        gf_log(xl->name, GF_LOG_WARNING, "Mismatching GFID's in loc");
+
+        return 0;
+    }
+
+    return 1;
+}
+
+int32_t ec_loc_parent(xlator_t * xl, loc_t * loc, loc_t * parent, char ** name)
+{
+    char * str = NULL;
+    int32_t error = 0;
+
+    memset(parent, 0, sizeof(loc_t));
+
+    if (loc->path == NULL)
+    {
+        gf_log(xl->name, GF_LOG_ERROR, "inode path missing in loc_t: %p", loc->parent);
+
+        return EINVAL;
+    }
+
+    if (loc->parent == NULL)
+    {
+        if ((loc->inode == NULL) || !__is_root_gfid(loc->inode->gfid) ||
+            (strcmp(loc->path, "/") != 0))
+        {
+            gf_log(xl->name, GF_LOG_ERROR, "Parent inode missing for "
+                                           "loc_t (path=%s, name=%s)",
+                   loc->path, loc->name);
+
+            return EINVAL;
+        }
+
+        if (loc_copy(parent, loc) != 0)
+        {
+            return ENOMEM;
+        }
+
+        parent->name = NULL;
+
+        if (name != NULL)
+        {
+            *name = NULL;
+        }
+    }
+    else
+    {
+        if (uuid_is_null(loc->parent->gfid) && (uuid_is_null(loc->pargfid)))
+        {
+            gf_log(xl->name, GF_LOG_ERROR, "Invalid parent inode "
+                                           "(path=%s, name=%s)",
+                   loc->path, loc->name);
+
+            return EINVAL;
+        }
+        uuid_copy(parent->gfid, loc->pargfid);
+
+        str = gf_strdup(loc->path);
+        if (str == NULL)
+        {
+            gf_log(xl->name, GF_LOG_ERROR, "Unable to duplicate path "
+                                           "'%s'", str);
+
+            return ENOMEM;
+        }
+        if (name != NULL)
+        {
+            *name = gf_strdup(basename(str));
+            if (*name == NULL)
+            {
+                gf_log(xl->name, GF_LOG_ERROR, "Unable to get basename "
+                                               "of '%s'", str);
+
+                error = ENOMEM;
+
+                goto out;
+            }
+            strcpy(str, loc->path);
+        }
+        parent->path = gf_strdup(dirname(str));
+        if (parent->path == NULL)
+        {
+            gf_log(xl->name, GF_LOG_ERROR, "Unable to get dirname of "
+                                           "'%s'", str);
+
+            error = ENOMEM;
+
+            goto out;
+        }
+        parent->name = strrchr(parent->path, '/');
+        if (parent->name == NULL)
+        {
+            gf_log(xl->name, GF_LOG_ERROR, "Invalid path name (%s)",
+                   parent->path);
+
+            error = EINVAL;
+
+            goto out;
+        }
+        parent->name++;
+        parent->inode = inode_ref(loc->parent);
+    }
+
+    if ((loc->inode == NULL) ||
+        ec_loc_gfid_check(xl, loc->gfid, loc->inode->gfid))
+    {
+        parent = NULL;
+    }
+
+out:
+    GF_FREE(str);
+
+    if (parent != NULL)
+    {
+        loc_wipe(parent);
+    }
+
+    return error;
+}
+
+int32_t ec_loc_prepare(xlator_t * xl, loc_t * loc, inode_t * inode,
+                       struct iatt * iatt)
+{
+    if ((inode != NULL) && (loc->inode != inode))
+    {
+        if (loc->inode != NULL)
+        {
+            inode_unref(loc->inode);
+        }
+        loc->inode = inode_ref(inode);
+
+        uuid_copy(loc->gfid, inode->gfid);
+    }
+    else if (loc->inode != NULL)
+    {
+        if (!ec_loc_gfid_check(xl, loc->gfid, loc->inode->gfid))
+        {
+            return 0;
+        }
+    }
+
+    if (iatt != NULL)
+    {
+        if (!ec_loc_gfid_check(xl, loc->gfid, iatt->ia_gfid))
+        {
+            return 0;
+        }
+    }
+
+    if (loc->parent != NULL)
+    {
+        if (!ec_loc_gfid_check(xl, loc->pargfid, loc->parent->gfid))
+        {
+            return 0;
+        }
+
+    }
+
+    if (uuid_is_null(loc->gfid))
+    {
+        gf_log(xl->name, GF_LOG_WARNING, "GFID not available for inode");
+    }
+
+    return 1;
+}
+
+int32_t ec_loc_from_fd(xlator_t * xl, loc_t * loc, fd_t * fd)
+{
+    ec_fd_t * ctx;
+
+    memset(loc, 0, sizeof(*loc));
+
+    ctx = ec_fd_get(fd, xl);
+    if (ctx != NULL)
+    {
+        if (loc_copy(loc, &ctx->loc) != 0)
+        {
+            return 0;
+        }
+    }
+
+    if (ec_loc_prepare(xl, loc, fd->inode, NULL))
+    {
+        return 1;
+    }
+
+    loc_wipe(loc);
+
+    return 0;
+}
+
+int32_t ec_loc_from_loc(xlator_t * xl, loc_t * dst, loc_t * src)
+{
+    memset(dst, 0, sizeof(*dst));
+
+    if (loc_copy(dst, src) != 0)
+    {
+        return 0;
+    }
+
+    if (ec_loc_prepare(xl, dst, NULL, NULL))
+    {
+        return 1;
+    }
+
+    loc_wipe(dst);
+
+    return 0;
+}
+
+void ec_owner_set(call_frame_t * frame, void * owner)
+{
+    set_lk_owner_from_ptr(&frame->root->lk_owner, owner);
+}
+
+void ec_owner_copy(call_frame_t * frame, gf_lkowner_t * owner)
+{
+    frame->root->lk_owner.len = owner->len;
+    memcpy(frame->root->lk_owner.data, owner->data, owner->len);
+}
+
+ec_inode_t * __ec_inode_get(inode_t * inode, xlator_t * xl)
+{
+    ec_inode_t * ctx = NULL;
+    uint64_t value = 0;
+
+    if ((__inode_ctx_get(inode, xl, &value) != 0) || (value == 0))
+    {
+        ctx = GF_MALLOC(sizeof(*ctx), ec_mt_ec_inode_t);
+        if (ctx != NULL)
+        {
+            memset(ctx, 0, sizeof(*ctx));
+
+            value = (uint64_t)(uintptr_t)ctx;
+            if (__inode_ctx_set(inode, xl, &value) != 0)
+            {
+                GF_FREE(ctx);
+
+                return NULL;
+            }
+        }
+    }
+    else
+    {
+        ctx = (ec_inode_t *)(uintptr_t)value;
+    }
+
+    return ctx;
+}
+
+ec_inode_t * ec_inode_get(inode_t * inode, xlator_t * xl)
+{
+    ec_inode_t * ctx = NULL;
+
+    LOCK(&inode->lock);
+
+    ctx = __ec_inode_get(inode, xl);
+
+    UNLOCK(&inode->lock);
+
+    return ctx;
+}
+
+ec_fd_t * __ec_fd_get(fd_t * fd, xlator_t * xl)
+{
+    ec_fd_t * ctx = NULL;
+    uint64_t value = 0;
+
+    if ((__fd_ctx_get(fd, xl, &value) != 0) || (value == 0))
+    {
+        ctx = GF_MALLOC(sizeof(*ctx), ec_mt_ec_fd_t);
+        if (ctx != NULL)
+        {
+            memset(ctx, 0, sizeof(*ctx));
+
+            value = (uint64_t)(uintptr_t)ctx;
+            if (__fd_ctx_set(fd, xl, value) != 0)
+            {
+                GF_FREE(ctx);
+
+                return NULL;
+            }
+        }
+    }
+    else
+    {
+        ctx = (ec_fd_t *)(uintptr_t)value;
+    }
+
+    return ctx;
+}
+
+ec_fd_t * ec_fd_get(fd_t * fd, xlator_t * xl)
+{
+    ec_fd_t * ctx = NULL;
+
+    LOCK(&fd->lock);
+
+    ctx = __ec_fd_get(fd, xl);
+
+    UNLOCK(&fd->lock);
+
+    return ctx;
+}
+
+size_t ec_adjust_offset(ec_t * ec, off_t * offset, int32_t scale)
+{
+    size_t head, tmp;
+
+    tmp = *offset;
+    head = tmp % ec->stripe_size;
+    tmp -= head;
+    if (scale)
+    {
+        tmp /= ec->fragments;
+    }
+
+    *offset = tmp;
+
+    return head;
+}
+
+size_t ec_adjust_size(ec_t * ec, size_t size, int32_t scale)
+{
+    size += ec->stripe_size - 1;
+    size -= size % ec->stripe_size;
+    if (scale)
+    {
+        size /= ec->fragments;
+    }
+
+    return size;
+}
diff --git a/xlators/cluster/ec/src/ec-helpers.h b/xlators/cluster/ec/src/ec-helpers.h
new file mode 100644
index 00000000000..6625ade4b08
--- /dev/null
+++ b/xlators/cluster/ec/src/ec-helpers.h
@@ -0,0 +1,59 @@
+/*
+  Copyright (c) 2012 DataLab, s.l. <http://www.datalab.es>
+
+  This file is part of the cluster/ec translator for GlusterFS.
+
+  The cluster/ec translator for GlusterFS is free software: you can
+  redistribute it and/or modify it under the terms of the GNU General
+  Public License as published by the Free Software Foundation, either
+  version 3 of the License, or (at your option) any later version.
+
+  The cluster/ec translator for GlusterFS is distributed in the hope
+  that it will be useful, but WITHOUT ANY WARRANTY; without even the
+  implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+  PURPOSE. See the GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with the cluster/ec translator for GlusterFS. If not, see
+  <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef __EC_HELPERS_H__
+#define __EC_HELPERS_H__
+
+#include "ec-data.h"
+
+const char * ec_bin(char * str, size_t size, uint64_t value, int32_t digits);
+const char * ec_fop_name(int32_t id);
+void ec_trace(const char * event, ec_fop_data_t * fop, const char * fmt, ...);
+uint64_t ec_itransform(ec_t * ec, int32_t idx, uint64_t offset);
+uint64_t ec_deitransform(ec_t * ec, int32_t * idx, uint64_t offset);
+int32_t ec_bits_count(uint64_t n);
+int32_t ec_bits_index(uint64_t n);
+int32_t ec_bits_consume(uint64_t * n);
+size_t ec_iov_copy_to(void * dst, struct iovec * vector, int32_t count,
+                      off_t offset, size_t size);
+
+int32_t ec_dict_set_number(dict_t * dict, char * key, uint64_t value);
+int32_t ec_dict_del_number(dict_t * dict, char * key, uint64_t * value);
+
+int32_t ec_loc_parent(xlator_t * xl, loc_t * loc, loc_t * parent,
+                      char ** name);
+int32_t ec_loc_prepare(xlator_t * xl, loc_t * loc, inode_t * inode,
+                       struct iatt * iatt);
+
+int32_t ec_loc_from_fd(xlator_t * xl, loc_t * loc, fd_t * fd);
+int32_t ec_loc_from_loc(xlator_t * xl, loc_t * dst, loc_t * src);
+
+void ec_owner_set(call_frame_t * frame, void * owner);
+void ec_owner_copy(call_frame_t * frame, gf_lkowner_t * owner);
+
+ec_inode_t * __ec_inode_get(inode_t * inode, xlator_t * xl);
+ec_inode_t * ec_inode_get(inode_t * inode, xlator_t * xl);
+ec_fd_t * __ec_fd_get(fd_t * fd, xlator_t * xl);
+ec_fd_t * ec_fd_get(fd_t * fd, xlator_t * xl);
+
+size_t ec_adjust_offset(ec_t * ec, off_t * offset, int32_t scale);
+size_t ec_adjust_size(ec_t * ec, size_t size, int32_t scale);
+
+#endif /* __EC_HELPERS_H__ */
diff --git a/xlators/cluster/ec/src/ec-inode-read.c b/xlators/cluster/ec/src/ec-inode-read.c
new file mode 100644
index 00000000000..b1db9c9fbb7
--- /dev/null
+++ b/xlators/cluster/ec/src/ec-inode-read.c
@@ -0,0 +1,1764 @@
+
+/*
+  Copyright (c) 2012 DataLab, s.l. <http://www.datalab.es>
+
+  This file is part of the cluster/ec translator for GlusterFS.
+
+  The cluster/ec translator for GlusterFS is free software: you can
+  redistribute it and/or modify it under the terms of the GNU General
+  Public License as published by the Free Software Foundation, either
+  version 3 of the License, or (at your option) any later version.
+
+  The cluster/ec translator for GlusterFS is distributed in the hope
+  that it will be useful, but WITHOUT ANY WARRANTY; without even the
+  implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+  PURPOSE. See the GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with the cluster/ec translator for GlusterFS. If not, see
+  <http://www.gnu.org/licenses/>.
+*/
+
+#include "xlator.h"
+#include "defaults.h"
+
+#include "ec-helpers.h"
+#include "ec-common.h"
+#include "ec-combine.h"
+#include "ec-method.h"
+#include "ec-fops.h"
+
+/* FOP: access */
+
+int32_t ec_access_cbk(call_frame_t * frame, void * cookie, xlator_t * this,
+                      int32_t op_ret, int32_t op_errno, dict_t * xdata)
+{
+    ec_fop_data_t * fop = NULL;
+    int32_t idx = (int32_t)(uintptr_t)cookie;
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame->local, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = frame->local;
+
+    ec_trace("CBK", fop, "idx=%d, frame=%p, op_ret=%d, op_errno=%d", idx,
+             frame, op_ret, op_errno);
+
+    if (!ec_dispatch_one_retry(fop, idx, op_ret, op_errno))
+    {
+        if (fop->cbks.access != NULL)
+        {
+            fop->cbks.access(fop->req_frame, fop, this, op_ret, op_errno,
+                             xdata);
+        }
+    }
+
+out:
+    if (fop != NULL)
+    {
+        ec_complete(fop);
+    }
+
+    return 0;
+}
+
+void ec_wind_access(ec_t * ec, ec_fop_data_t * fop, int32_t idx)
+{
+    ec_trace("WIND", fop, "idx=%d", idx);
+
+    STACK_WIND_COOKIE(fop->frame, ec_access_cbk, (void *)(uintptr_t)idx,
+                      ec->xl_list[idx], ec->xl_list[idx]->fops->access,
+                      &fop->loc[0], fop->int32, fop->xdata);
+}
+
+int32_t ec_manager_access(ec_fop_data_t * fop, int32_t state)
+{
+    switch (state)
+    {
+        case EC_STATE_INIT:
+        case EC_STATE_DISPATCH:
+            ec_dispatch_one(fop);
+
+            return EC_STATE_PREPARE_ANSWER;
+
+        case -EC_STATE_REPORT:
+            if (fop->cbks.access != NULL)
+            {
+                fop->cbks.access(fop->req_frame, fop, fop->xl, -1, fop->error,
+                                 NULL);
+            }
+
+        case EC_STATE_REPORT:
+            return EC_STATE_END;
+
+        default:
+            gf_log(fop->xl->name, GF_LOG_ERROR, "Unhandled state %d for %s",
+                   state, ec_fop_name(fop->id));
+
+            return EC_STATE_END;
+    }
+}
+
+void ec_access(call_frame_t * frame, xlator_t * this, uintptr_t target,
+               int32_t minimum, fop_access_cbk_t func, void * data,
+               loc_t * loc, int32_t mask, dict_t * xdata)
+{
+    ec_cbk_t callback = { .access = func };
+    ec_fop_data_t * fop = NULL;
+    int32_t error = EIO;
+
+    gf_log("ec", GF_LOG_TRACE, "EC(ACCESS) %p", frame);
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = ec_fop_data_allocate(frame, this, GF_FOP_ACCESS, 0, target, minimum,
+                               ec_wind_access, ec_manager_access, callback,
+                               data);
+    if (fop == NULL)
+    {
+        goto out;
+    }
+
+    fop->int32 = mask;
+
+    if (loc != NULL)
+    {
+        if (loc_copy(&fop->loc[0], loc) != 0)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to copy a location.");
+
+            goto out;
+        }
+    }
+    if (xdata != NULL)
+    {
+        fop->xdata = dict_ref(xdata);
+        if (fop->xdata == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                             "dictionary.");
+
+            goto out;
+        }
+    }
+
+    error = 0;
+
+out:
+    if (fop != NULL)
+    {
+        ec_manager(fop, error);
+    }
+    else
+    {
+        func(frame, NULL, this, -1, EIO, NULL);
+    }
+}
+
+/* FOP: getxattr */
+
+int32_t ec_combine_getxattr(ec_fop_data_t * fop, ec_cbk_data_t * dst,
+                            ec_cbk_data_t * src)
+{
+    if (!ec_dict_compare(dst->dict, src->dict))
+    {
+        gf_log(fop->xl->name, GF_LOG_NOTICE, "Mismatching dictionary in "
+                                             "answers of 'GF_FOP_GETXATTR'");
+
+        return 0;
+    }
+
+    return 1;
+}
+
+int32_t ec_getxattr_cbk(call_frame_t * frame, void * cookie, xlator_t * this,
+                        int32_t op_ret, int32_t op_errno, dict_t * dict,
+                        dict_t * xdata)
+{
+    ec_fop_data_t * fop = NULL;
+    ec_cbk_data_t * cbk = NULL;
+    int32_t idx = (int32_t)(uintptr_t)cookie;
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame->local, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = frame->local;
+
+    ec_trace("CBK", fop, "idx=%d, frame=%p, op_ret=%d, op_errno=%d", idx,
+             frame, op_ret, op_errno);
+
+    cbk = ec_cbk_data_allocate(frame, this, fop, GF_FOP_GETXATTR, idx, op_ret,
+                               op_errno);
+    if (cbk != NULL)
+    {
+        if (op_ret >= 0)
+        {
+            if (dict != NULL)
+            {
+                cbk->dict = dict_ref(dict);
+                if (cbk->dict == NULL)
+                {
+                    gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                                     "dictionary.");
+
+                    goto out;
+                }
+            }
+        }
+        if (xdata != NULL)
+        {
+            cbk->xdata = dict_ref(xdata);
+            if (cbk->xdata == NULL)
+            {
+                gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                                 "dictionary.");
+
+                goto out;
+            }
+        }
+
+        ec_combine(cbk, ec_combine_getxattr);
+    }
+
+out:
+    if (fop != NULL)
+    {
+        ec_complete(fop);
+    }
+
+    return 0;
+}
+
+void ec_wind_getxattr(ec_t * ec, ec_fop_data_t * fop, int32_t idx)
+{
+    ec_trace("WIND", fop, "idx=%d", idx);
+
+    STACK_WIND_COOKIE(fop->frame, ec_getxattr_cbk, (void *)(uintptr_t)idx,
+                      ec->xl_list[idx], ec->xl_list[idx]->fops->getxattr,
+                      &fop->loc[0], fop->str[0], fop->xdata);
+}
+
+int32_t ec_manager_getxattr(ec_fop_data_t * fop, int32_t state)
+{
+    ec_cbk_data_t * cbk;
+
+    switch (state)
+    {
+        case EC_STATE_INIT:
+        case EC_STATE_LOCK:
+            ec_lock_inode(fop, &fop->loc[0]);
+
+            return EC_STATE_DISPATCH;
+
+        case EC_STATE_DISPATCH:
+            ec_dispatch_all(fop);
+
+            return EC_STATE_PREPARE_ANSWER;
+
+        case EC_STATE_PREPARE_ANSWER:
+            cbk = fop->answer;
+            if (cbk != NULL)
+            {
+                if (!ec_dict_combine(cbk, EC_COMBINE_XDATA) ||
+                    ((cbk->op_ret >= 0) && !ec_dict_combine(cbk,
+                                                            EC_COMBINE_DICT)))
+                {
+                    if (cbk->op_ret >= 0)
+                    {
+                        cbk->op_ret = -1;
+                        cbk->op_errno = EIO;
+                    }
+                }
+                if (cbk->op_ret < 0)
+                {
+                    ec_fop_set_error(fop, cbk->op_errno);
+                }
+                else
+                {
+                    if (cbk->xdata != NULL)
+                    {
+                        dict_del(cbk->xdata, EC_XATTR_SIZE);
+                        dict_del(cbk->xdata, EC_XATTR_VERSION);
+                    }
+                    if (cbk->dict != NULL)
+                    {
+                        dict_del(cbk->dict, EC_XATTR_SIZE);
+                        dict_del(cbk->dict, EC_XATTR_VERSION);
+                    }
+                }
+            }
+            else
+            {
+                ec_fop_set_error(fop, EIO);
+            }
+
+            return EC_STATE_REPORT;
+
+        case EC_STATE_REPORT:
+            cbk = fop->answer;
+
+            GF_ASSERT(cbk != NULL);
+
+            if (fop->cbks.getxattr != NULL)
+            {
+                fop->cbks.getxattr(fop->req_frame, fop, fop->xl, cbk->op_ret,
+                                   cbk->op_errno, cbk->dict, cbk->xdata);
+            }
+
+            return EC_STATE_UNLOCK;
+
+        case -EC_STATE_LOCK:
+        case -EC_STATE_DISPATCH:
+        case -EC_STATE_PREPARE_ANSWER:
+        case -EC_STATE_REPORT:
+            GF_ASSERT(fop->error != 0);
+
+            if (fop->cbks.getxattr != NULL)
+            {
+                fop->cbks.getxattr(fop->req_frame, fop, fop->xl, -1,
+                                   fop->error, NULL, NULL);
+            }
+
+            return EC_STATE_UNLOCK;
+
+        case -EC_STATE_UNLOCK:
+        case EC_STATE_UNLOCK:
+            ec_unlock(fop);
+
+            return EC_STATE_END;
+
+        default:
+            gf_log(fop->xl->name, GF_LOG_ERROR, "Unhandled state %d for %s",
+                   state, ec_fop_name(fop->id));
+
+            return EC_STATE_END;
+    }
+}
+
+void ec_getxattr(call_frame_t * frame, xlator_t * this, uintptr_t target,
+                 int32_t minimum, fop_getxattr_cbk_t func, void * data,
+                 loc_t * loc, const char * name, dict_t * xdata)
+{
+    ec_cbk_t callback = { .getxattr = func };
+    ec_fop_data_t * fop = NULL;
+    int32_t error = EIO;
+
+    gf_log("ec", GF_LOG_TRACE, "EC(GETXATTR) %p", frame);
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = ec_fop_data_allocate(frame, this, GF_FOP_GETXATTR,
+                               EC_FLAG_UPDATE_LOC_INODE, target, minimum,
+                               ec_wind_getxattr, ec_manager_getxattr, callback,
+                               data);
+    if (fop == NULL)
+    {
+        goto out;
+    }
+
+    if (loc != NULL)
+    {
+        if (loc_copy(&fop->loc[0], loc) != 0)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to copy a location.");
+
+            goto out;
+        }
+    }
+    if (name != NULL)
+    {
+        fop->str[0] = gf_strdup(name);
+        if (fop->str[0] == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to duplicate a string.");
+
+            goto out;
+        }
+    }
+    if (xdata != NULL)
+    {
+        fop->xdata = dict_ref(xdata);
+        if (fop->xdata == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                             "dictionary.");
+
+            goto out;
+        }
+    }
+
+    error = 0;
+
+out:
+    if (fop != NULL)
+    {
+        ec_manager(fop, error);
+    }
+    else
+    {
+        func(frame, NULL, this, -1, EIO, NULL, NULL);
+    }
+}
+
+/* FOP: fgetxattr */
+
+int32_t ec_fgetxattr_cbk(call_frame_t * frame, void * cookie, xlator_t * this,
+                         int32_t op_ret, int32_t op_errno, dict_t * dict,
+                         dict_t * xdata)
+{
+    ec_fop_data_t * fop = NULL;
+    ec_cbk_data_t * cbk = NULL;
+    int32_t idx = (int32_t)(uintptr_t)cookie;
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame->local, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = frame->local;
+
+    ec_trace("CBK", fop, "idx=%d, frame=%p, op_ret=%d, op_errno=%d", idx,
+             frame, op_ret, op_errno);
+
+    cbk = ec_cbk_data_allocate(frame, this, fop, GF_FOP_FGETXATTR, idx, op_ret,
+                               op_errno);
+    if (cbk != NULL)
+    {
+        if (op_ret >= 0)
+        {
+            if (dict != NULL)
+            {
+                cbk->dict = dict_ref(dict);
+                if (cbk->dict == NULL)
+                {
+                    gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                                     "dictionary.");
+
+                    goto out;
+                }
+            }
+        }
+        if (xdata != NULL)
+        {
+            cbk->xdata = dict_ref(xdata);
+            if (cbk->xdata == NULL)
+            {
+                gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                                 "dictionary.");
+
+                goto out;
+            }
+        }
+
+        ec_combine(cbk, ec_combine_getxattr);
+    }
+
+out:
+    if (fop != NULL)
+    {
+        ec_complete(fop);
+    }
+
+    return 0;
+}
+
+void ec_wind_fgetxattr(ec_t * ec, ec_fop_data_t * fop, int32_t idx)
+{
+    ec_trace("WIND", fop, "idx=%d", idx);
+
+    STACK_WIND_COOKIE(fop->frame, ec_fgetxattr_cbk, (void *)(uintptr_t)idx,
+                      ec->xl_list[idx], ec->xl_list[idx]->fops->fgetxattr,
+                      fop->fd, fop->str[0], fop->xdata);
+}
+
+void ec_fgetxattr(call_frame_t * frame, xlator_t * this, uintptr_t target,
+                  int32_t minimum, fop_fgetxattr_cbk_t func, void * data,
+                  fd_t * fd, const char * name, dict_t * xdata)
+{
+    ec_cbk_t callback = { .fgetxattr = func };
+    ec_fop_data_t * fop = NULL;
+    int32_t error = EIO;
+
+    gf_log("ec", GF_LOG_TRACE, "EC(FGETXATTR) %p", frame);
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = ec_fop_data_allocate(frame, this, GF_FOP_FGETXATTR,
+                               EC_FLAG_UPDATE_FD_INODE, target, minimum,
+                               ec_wind_fgetxattr, ec_manager_getxattr,
+                               callback, data);
+    if (fop == NULL)
+    {
+        goto out;
+    }
+
+    if (fd != NULL)
+    {
+        fop->fd = fd_ref(fd);
+        if (fop->fd == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                             "file descriptor.");
+
+            goto out;
+        }
+    }
+    if (name != NULL)
+    {
+        fop->str[0] = gf_strdup(name);
+        if (fop->str[0] == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to duplicate a string.");
+
+            goto out;
+        }
+    }
+    if (xdata != NULL)
+    {
+        fop->xdata = dict_ref(xdata);
+        if (fop->xdata == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                             "dictionary.");
+
+            goto out;
+        }
+    }
+
+    error = 0;
+
+out:
+    if (fop != NULL)
+    {
+        ec_manager(fop, error);
+    }
+    else
+    {
+        func(frame, NULL, this, -1, EIO, NULL, NULL);
+    }
+}
+
+/* FOP: open */
+
+int32_t ec_combine_open(ec_fop_data_t * fop, ec_cbk_data_t * dst,
+                        ec_cbk_data_t * src)
+{
+    if (dst->fd != src->fd)
+    {
+        gf_log(fop->xl->name, GF_LOG_NOTICE, "Mismatching fd in answers "
+                                             "of 'GF_FOP_OPEN': %p <-> %p",
+               dst->fd, src->fd);
+
+        return 0;
+    }
+
+    return 1;
+}
+
+int32_t ec_open_cbk(call_frame_t * frame, void * cookie, xlator_t * this,
+                    int32_t op_ret, int32_t op_errno, fd_t * fd,
+                    dict_t * xdata)
+{
+    ec_fop_data_t * fop = NULL;
+    ec_cbk_data_t * cbk = NULL;
+    int32_t idx = (int32_t)(uintptr_t)cookie;
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame->local, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = frame->local;
+
+    ec_trace("CBK", fop, "idx=%d, frame=%p, op_ret=%d, op_errno=%d", idx,
+             frame, op_ret, op_errno);
+
+    cbk = ec_cbk_data_allocate(frame, this, fop, GF_FOP_OPEN, idx, op_ret,
+                               op_errno);
+    if (cbk != NULL)
+    {
+        if (op_ret >= 0)
+        {
+            if (fd != NULL)
+            {
+                cbk->fd = fd_ref(fd);
+                if (cbk->fd == NULL)
+                {
+                    gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                                     "file descriptor.");
+
+                    goto out;
+                }
+            }
+        }
+        if (xdata != NULL)
+        {
+            cbk->xdata = dict_ref(xdata);
+            if (cbk->xdata == NULL)
+            {
+                gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                                 "dictionary.");
+
+                goto out;
+            }
+        }
+
+        ec_combine(cbk, ec_combine_open);
+    }
+
+out:
+    if (fop != NULL)
+    {
+        ec_complete(fop);
+    }
+
+    return 0;
+}
+
+void ec_wind_open(ec_t * ec, ec_fop_data_t * fop, int32_t idx)
+{
+    ec_trace("WIND", fop, "idx=%d", idx);
+
+    STACK_WIND_COOKIE(fop->frame, ec_open_cbk, (void *)(uintptr_t)idx,
+                      ec->xl_list[idx], ec->xl_list[idx]->fops->open,
+                      &fop->loc[0], fop->int32, fop->fd, fop->xdata);
+}
+
+int32_t ec_manager_open(ec_fop_data_t * fop, int32_t state)
+{
+    ec_cbk_data_t * cbk;
+    ec_fd_t * ctx;
+
+    switch (state)
+    {
+        case EC_STATE_INIT:
+            LOCK(&fop->fd->lock);
+
+            ctx = __ec_fd_get(fop->fd, fop->xl);
+            if ((ctx == NULL) || !ec_loc_from_loc(fop->xl, &ctx->loc,
+                &fop->loc[0]))
+            {
+                UNLOCK(&fop->fd->lock);
+
+                fop->error = EIO;
+
+                return EC_STATE_REPORT;
+            }
+
+            if (ctx->flags == 0)
+            {
+                ctx->flags = fop->int32;
+            }
+
+            UNLOCK(&fop->fd->lock);
+
+            if ((fop->int32 & O_ACCMODE) == O_WRONLY)
+            {
+                fop->int32 &= ~O_ACCMODE;
+                fop->int32 |= O_RDWR;
+            }
+
+        case EC_STATE_DISPATCH:
+            ec_dispatch_all(fop);
+
+            return EC_STATE_PREPARE_ANSWER;
+
+        case EC_STATE_PREPARE_ANSWER:
+            cbk = fop->answer;
+            if (cbk != NULL)
+            {
+                if (!ec_dict_combine(cbk, EC_COMBINE_XDATA))
+                {
+                    if (cbk->op_ret >= 0)
+                    {
+                        cbk->op_ret = -1;
+                        cbk->op_errno = EIO;
+                    }
+                }
+                if (cbk->op_ret < 0)
+                {
+                    ec_fop_set_error(fop, cbk->op_errno);
+                }
+                else
+                {
+                    ec_loc_prepare(fop->xl, &fop->loc[0], cbk->fd->inode,
+                                   NULL);
+
+                    LOCK(&fop->fd->lock);
+
+                    ctx = __ec_fd_get(fop->fd, fop->xl);
+                    if (ctx != NULL)
+                    {
+                        ctx->open |= cbk->mask;
+                    }
+
+                    UNLOCK(&fop->fd->lock);
+                }
+            }
+            else
+            {
+                ec_fop_set_error(fop, EIO);
+            }
+
+            return EC_STATE_REPORT;
+
+        case EC_STATE_REPORT:
+            cbk = fop->answer;
+
+            GF_ASSERT(cbk != NULL);
+
+            if (fop->cbks.open != NULL)
+            {
+                fop->cbks.open(fop->req_frame, fop, fop->xl, cbk->op_ret,
+                               cbk->op_errno, cbk->fd, cbk->xdata);
+            }
+
+            return EC_STATE_END;
+
+        case -EC_STATE_DISPATCH:
+        case -EC_STATE_PREPARE_ANSWER:
+        case -EC_STATE_REPORT:
+            GF_ASSERT(fop->error != 0);
+
+            if (fop->cbks.open != NULL)
+            {
+                fop->cbks.open(fop->req_frame, fop, fop->xl, -1, fop->error,
+                               NULL, NULL);
+            }
+
+            return EC_STATE_END;
+
+        default:
+            gf_log(fop->xl->name, GF_LOG_ERROR, "Unhandled state %d for %s",
+                   state, ec_fop_name(fop->id));
+
+            return EC_STATE_END;
+    }
+}
+
+void ec_open(call_frame_t * frame, xlator_t * this, uintptr_t target,
+             int32_t minimum, fop_open_cbk_t func, void * data, loc_t * loc,
+             int32_t flags, fd_t * fd, dict_t * xdata)
+{
+    ec_cbk_t callback = { .open = func };
+    ec_fop_data_t * fop = NULL;
+    int32_t error = EIO;
+
+    gf_log("ec", GF_LOG_TRACE, "EC(OPEN) %p", frame);
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = ec_fop_data_allocate(frame, this, GF_FOP_OPEN, EC_FLAG_UPDATE_FD,
+                               target, minimum, ec_wind_open, ec_manager_open,
+                               callback, data);
+    if (fop == NULL)
+    {
+        goto out;
+    }
+
+    fop->int32 = flags;
+
+    if (loc != NULL)
+    {
+        if (loc_copy(&fop->loc[0], loc) != 0)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to copy a location.");
+
+            goto out;
+        }
+    }
+    if (fd != NULL)
+    {
+        fop->fd = fd_ref(fd);
+        if (fop->fd == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                             "file descriptor.");
+
+            goto out;
+        }
+    }
+    if (xdata != NULL)
+    {
+        fop->xdata = dict_ref(xdata);
+        if (fop->xdata == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                             "dictionary.");
+
+            goto out;
+        }
+    }
+
+    error = 0;
+
+out:
+    if (fop != NULL)
+    {
+        ec_manager(fop, error);
+    }
+    else
+    {
+        func(frame, NULL, this, -1, EIO, NULL, NULL);
+    }
+}
+
+/* FOP: readlink */
+
+int32_t ec_combine_readlink(ec_fop_data_t * fop, ec_cbk_data_t * dst,
+                            ec_cbk_data_t * src)
+{
+    if (!ec_iatt_combine(dst->iatt, src->iatt, 1))
+    {
+        gf_log(fop->xl->name, GF_LOG_NOTICE, "Mismatching iatt in "
+                                             "answers of 'GF_FOP_READLINK'");
+
+        return 0;
+    }
+
+    return 1;
+}
+
+int32_t ec_readlink_cbk(call_frame_t * frame, void * cookie, xlator_t * this,
+                        int32_t op_ret, int32_t op_errno, const char * path,
+                        struct iatt * buf, dict_t * xdata)
+{
+    ec_fop_data_t * fop = NULL;
+    int32_t idx = (int32_t)(uintptr_t)cookie;
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame->local, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = frame->local;
+
+    ec_trace("CBK", fop, "idx=%d, frame=%p, op_ret=%d, op_errno=%d", idx,
+             frame, op_ret, op_errno);
+
+    if (op_ret > 0)
+    {
+        ec_iatt_rebuild(fop->xl->private, buf, 1, 1);
+    }
+
+    if (!ec_dispatch_one_retry(fop, idx, op_ret, op_errno))
+    {
+        if (fop->cbks.readlink != NULL)
+        {
+            fop->cbks.readlink(fop->req_frame, fop, this, op_ret, op_errno,
+                               path, buf, xdata);
+        }
+    }
+
+out:
+    if (fop != NULL)
+    {
+        ec_complete(fop);
+    }
+
+    return 0;
+}
+
+void ec_wind_readlink(ec_t * ec, ec_fop_data_t * fop, int32_t idx)
+{
+    ec_trace("WIND", fop, "idx=%d", idx);
+
+    STACK_WIND_COOKIE(fop->frame, ec_readlink_cbk, (void *)(uintptr_t)idx,
+                      ec->xl_list[idx], ec->xl_list[idx]->fops->readlink,
+                      &fop->loc[0], fop->size, fop->xdata);
+}
+
+int32_t ec_manager_readlink(ec_fop_data_t * fop, int32_t state)
+{
+    switch (state)
+    {
+        case EC_STATE_INIT:
+        case EC_STATE_DISPATCH:
+            ec_dispatch_one(fop);
+
+            return EC_STATE_REPORT;
+
+        case -EC_STATE_REPORT:
+            if (fop->cbks.readlink != NULL)
+            {
+                fop->cbks.readlink(fop->req_frame, fop, fop->xl, -1,
+                                   fop->error, NULL, NULL, NULL);
+            }
+
+        case EC_STATE_REPORT:
+            return EC_STATE_END;
+
+        default:
+            gf_log(fop->xl->name, GF_LOG_ERROR, "Unhandled state %d for %s",
+                   state, ec_fop_name(fop->id));
+
+            return EC_STATE_END;
+    }
+}
+
+void ec_readlink(call_frame_t * frame, xlator_t * this, uintptr_t target,
+                 int32_t minimum, fop_readlink_cbk_t func, void * data,
+                 loc_t * loc, size_t size, dict_t * xdata)
+{
+    ec_cbk_t callback = { .readlink = func };
+    ec_fop_data_t * fop = NULL;
+    int32_t error = EIO;
+
+    gf_log("ec", GF_LOG_TRACE, "EC(READLINK) %p", frame);
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = ec_fop_data_allocate(frame, this, GF_FOP_READLINK, 0, target,
+                               minimum, ec_wind_readlink, ec_manager_readlink,
+                               callback, data);
+    if (fop == NULL)
+    {
+        goto out;
+    }
+
+    fop->size = size;
+
+    if (loc != NULL)
+    {
+        if (loc_copy(&fop->loc[0], loc) != 0)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to copy a location.");
+
+            goto out;
+        }
+    }
+    if (xdata != NULL)
+    {
+        fop->xdata = dict_ref(xdata);
+        if (fop->xdata == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                             "dictionary.");
+
+            goto out;
+        }
+    }
+
+    error = 0;
+
+out:
+    if (fop != NULL)
+    {
+        ec_manager(fop, error);
+    }
+    else
+    {
+        func(frame, NULL, this, -1, EIO, NULL, NULL, NULL);
+    }
+}
+
+/* FOP: readv */
+
+int32_t ec_readv_rebuild(ec_t * ec, ec_fop_data_t * fop, ec_cbk_data_t * cbk)
+{
+    ec_cbk_data_t * ans = NULL;
+    struct iobuf_pool * pool = NULL;
+    struct iobref * iobref = NULL;
+    struct iobuf * iobuf = NULL;
+    uint8_t * ptr = NULL, * buff = NULL;
+    size_t fsize = 0, size = 0, max = 0, slice = 0;
+    int32_t i = 0;
+
+    if (cbk->op_ret < 0)
+    {
+        goto out;
+    }
+
+    cbk->iatt[0].ia_size = fop->pre_size;
+
+    if (cbk->op_ret > 0)
+    {
+        struct iovec vector[cbk->int32 * cbk->count];
+        uint8_t * blocks[cbk->count];
+        uint32_t values[cbk->count];
+
+        fsize = cbk->op_ret;
+        size = fsize * ec->fragments;
+        ptr = GF_MALLOC(size + EC_BUFFER_ALIGN_SIZE - 1, gf_common_mt_char);
+        if (ptr == NULL)
+        {
+            goto out;
+        }
+        buff = GF_ALIGN_BUF(ptr, EC_BUFFER_ALIGN_SIZE);
+
+        iobref = iobref_new();
+        if (iobref == NULL)
+        {
+            goto out;
+        }
+
+        for (i = 0, ans = cbk; ans != NULL; i++, ans = ans->next)
+        {
+            values[i] = ans->idx;
+            blocks[i] = buff;
+            buff += ec_iov_copy_to(buff, ans->vector, ans->int32, 0, fsize);
+        }
+
+        pool = fop->xl->ctx->iobuf_pool;
+        max = iobpool_default_pagesize(pool) / ec->stripe_size;
+        max *= ec->fragment_size;
+        i = 0;
+        do
+        {
+            iobuf = iobuf_get(pool);
+            if (iobuf == NULL)
+            {
+                goto out;
+            }
+            if (iobref_add(iobref, iobuf) != 0)
+            {
+                goto out;
+            }
+
+            slice = fsize;
+            if (slice > max)
+            {
+                slice = max;
+            }
+            fsize -= slice;
+
+            vector[i].iov_base = iobuf->ptr;
+            vector[i].iov_len = ec_method_decode(slice, ec->fragments, values,
+                                                 blocks, iobuf->ptr);
+            i++;
+
+            iobuf_unref(iobuf);
+        } while (fsize > 0);
+
+        GF_FREE(ptr);
+        ptr = NULL;
+
+        vector[0].iov_base += fop->head;
+        vector[0].iov_len -= fop->head;
+
+        max = fop->offset * ec->fragments + size;
+        if (max > cbk->iatt[0].ia_size)
+        {
+            max = cbk->iatt[0].ia_size;
+        }
+        max -= fop->offset * ec->fragments + fop->head;
+        if (max > fop->user_size)
+        {
+            max = fop->user_size;
+        }
+        size -= fop->head;
+        while (size > max)
+        {
+            if (size - max >= vector[i - 1].iov_len)
+            {
+                size -= vector[--i].iov_len;
+            }
+            else
+            {
+                vector[i - 1].iov_len -= size - max;
+                size = max;
+            }
+        }
+
+        cbk->op_ret = size;
+        cbk->int32 = i;
+
+        iobref_unref(cbk->buffers);
+        cbk->buffers = iobref;
+
+        GF_FREE(cbk->vector);
+        cbk->vector = iov_dup(vector, i);
+        if (cbk->vector == NULL)
+        {
+            cbk->op_ret = -1;
+            cbk->op_errno = EIO;
+
+            return 0;
+        }
+    }
+
+    return 1;
+
+out:
+    if (iobuf != NULL)
+    {
+        iobuf_unref(iobuf);
+    }
+    if (iobref != NULL)
+    {
+        iobref_unref(iobref);
+    }
+    GF_FREE(ptr);
+
+    return 0;
+}
+
+int32_t ec_combine_readv(ec_fop_data_t * fop, ec_cbk_data_t * dst,
+                         ec_cbk_data_t * src)
+{
+    if (!ec_vector_compare(dst->vector, dst->int32, src->vector, src->int32))
+    {
+        gf_log(fop->xl->name, GF_LOG_NOTICE, "Mismatching vector in "
+                                             "answers of 'GF_FOP_READ'");
+
+        return 0;
+    }
+
+    if (!ec_iatt_combine(dst->iatt, src->iatt, 1))
+    {
+        gf_log(fop->xl->name, GF_LOG_NOTICE, "Mismatching iatt in "
+                                             "answers of 'GF_FOP_READ'");
+
+        return 0;
+    }
+
+    return 1;
+}
+
+int32_t ec_readv_cbk(call_frame_t * frame, void * cookie, xlator_t * this,
+                     int32_t op_ret, int32_t op_errno, struct iovec * vector,
+                     int32_t count, struct iatt * stbuf,
+                     struct iobref * iobref, dict_t * xdata)
+{
+    ec_fop_data_t * fop = NULL;
+    ec_cbk_data_t * cbk = NULL;
+    ec_t * ec = this->private;
+    int32_t idx = (int32_t)(uintptr_t)cookie;
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame->local, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = frame->local;
+
+    ec_trace("CBK", fop, "idx=%d, frame=%p, op_ret=%d, op_errno=%d", idx,
+             frame, op_ret, op_errno);
+
+    cbk = ec_cbk_data_allocate(frame, this, fop, GF_FOP_READ, idx, op_ret,
+                               op_errno);
+    if (cbk != NULL)
+    {
+        if (op_ret >= 0)
+        {
+            cbk->int32 = count;
+
+            if (count > 0)
+            {
+                cbk->vector = iov_dup(vector, count);
+                if (cbk->vector == NULL)
+                {
+                    gf_log(this->name, GF_LOG_ERROR, "Failed to duplicate a "
+                                                     "vector list.");
+
+                    goto out;
+                }
+                cbk->int32 = count;
+            }
+            if (stbuf != NULL)
+            {
+                cbk->iatt[0] = *stbuf;
+            }
+            if (iobref != NULL)
+            {
+                cbk->buffers = iobref_ref(iobref);
+                if (cbk->buffers == NULL)
+                {
+                    gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                                     "buffer.");
+
+                    goto out;
+                }
+            }
+        }
+        if (xdata != NULL)
+        {
+            cbk->xdata = dict_ref(xdata);
+            if (cbk->xdata == NULL)
+            {
+                gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                                 "dictionary.");
+
+                goto out;
+            }
+        }
+
+        if ((op_ret > 0) && ((op_ret % ec->fragment_size) != 0))
+        {
+            cbk->op_ret = -1;
+            cbk->op_errno = EIO;
+        }
+
+        ec_combine(cbk, ec_combine_readv);
+    }
+
+out:
+    if (fop != NULL)
+    {
+        ec_complete(fop);
+    }
+
+    return 0;
+}
+
+void ec_wind_readv(ec_t * ec, ec_fop_data_t * fop, int32_t idx)
+{
+    ec_trace("WIND", fop, "idx=%d", idx);
+
+    STACK_WIND_COOKIE(fop->frame, ec_readv_cbk, (void *)(uintptr_t)idx,
+                      ec->xl_list[idx], ec->xl_list[idx]->fops->readv, fop->fd,
+                      fop->size, fop->offset, fop->uint32, fop->xdata);
+}
+
+int32_t ec_manager_readv(ec_fop_data_t * fop, int32_t state)
+{
+    ec_cbk_data_t * cbk;
+
+    switch (state)
+    {
+        case EC_STATE_INIT:
+            fop->user_size = fop->size;
+            fop->head = ec_adjust_offset(fop->xl->private, &fop->offset, 1);
+            fop->size = ec_adjust_size(fop->xl->private, fop->size + fop->head,
+                                       1);
+
+        case EC_STATE_LOCK:
+            ec_lock_fd(fop, fop->fd);
+
+            return EC_STATE_GET_SIZE_AND_VERSION;
+
+        case EC_STATE_GET_SIZE_AND_VERSION:
+            ec_get_size_version(fop);
+
+            return EC_STATE_DISPATCH;
+
+        case EC_STATE_DISPATCH:
+            ec_dispatch_min(fop);
+
+            return EC_STATE_PREPARE_ANSWER;
+
+        case EC_STATE_PREPARE_ANSWER:
+            cbk = fop->answer;
+            if (cbk != NULL)
+            {
+                if (!ec_dict_combine(cbk, EC_COMBINE_XDATA))
+                {
+                    if (cbk->op_ret >= 0)
+                    {
+                        cbk->op_ret = -1;
+                        cbk->op_errno = EIO;
+                    }
+                }
+                if (cbk->op_ret < 0)
+                {
+                    ec_fop_set_error(fop, cbk->op_errno);
+                }
+                else
+                {
+                    ec_iatt_rebuild(fop->xl->private, cbk->iatt, 1,
+                                    cbk->count);
+
+                    if (!ec_readv_rebuild(fop->xl->private, fop, cbk))
+                    {
+                        ec_fop_set_error(fop, EIO);
+                    }
+                }
+            }
+            else
+            {
+                ec_fop_set_error(fop, EIO);
+            }
+
+            return EC_STATE_REPORT;
+
+        case EC_STATE_REPORT:
+            cbk = fop->answer;
+
+            GF_ASSERT(cbk != NULL);
+
+            if (fop->cbks.readv != NULL)
+            {
+                fop->cbks.readv(fop->req_frame, fop, fop->xl, cbk->op_ret,
+                                cbk->op_errno, cbk->vector, cbk->int32,
+                                &cbk->iatt[0], cbk->buffers, cbk->xdata);
+            }
+
+            return EC_STATE_UNLOCK;
+
+        case -EC_STATE_LOCK:
+        case -EC_STATE_GET_SIZE_AND_VERSION:
+        case -EC_STATE_DISPATCH:
+        case -EC_STATE_PREPARE_ANSWER:
+        case -EC_STATE_REPORT:
+            GF_ASSERT(fop->error != 0);
+
+            if (fop->cbks.readv != NULL)
+            {
+                fop->cbks.readv(fop->req_frame, fop, fop->xl, -1, fop->error,
+                                NULL, 0, NULL, NULL, NULL);
+            }
+
+            return EC_STATE_UNLOCK;
+
+        case -EC_STATE_UNLOCK:
+        case EC_STATE_UNLOCK:
+            ec_unlock(fop);
+
+            return EC_STATE_END;
+
+        default:
+            gf_log(fop->xl->name, GF_LOG_ERROR, "Unhandled state %d for %s",
+                   state, ec_fop_name(fop->id));
+
+            return EC_STATE_END;
+    }
+}
+
+void ec_readv(call_frame_t * frame, xlator_t * this, uintptr_t target,
+              int32_t minimum, fop_readv_cbk_t func, void * data, fd_t * fd,
+              size_t size, off_t offset, uint32_t flags, dict_t * xdata)
+{
+    ec_cbk_t callback = { .readv = func };
+    ec_fop_data_t * fop = NULL;
+    int32_t error = EIO;
+
+    gf_log("ec", GF_LOG_TRACE, "EC(READ) %p", frame);
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = ec_fop_data_allocate(frame, this, GF_FOP_READ, EC_FLAG_UPDATE_FD,
+                               target, minimum, ec_wind_readv,
+                               ec_manager_readv, callback, data);
+    if (fop == NULL)
+    {
+        goto out;
+    }
+
+    fop->size = size;
+    fop->offset = offset;
+    fop->uint32 = flags;
+
+    if (fd != NULL)
+    {
+        fop->fd = fd_ref(fd);
+        if (fop->fd == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                             "file descriptor.");
+
+            goto out;
+        }
+    }
+    if (xdata != NULL)
+    {
+        fop->xdata = dict_ref(xdata);
+        if (fop->xdata == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                             "dictionary.");
+
+            goto out;
+        }
+    }
+
+    error = 0;
+
+out:
+    if (fop != NULL)
+    {
+        ec_manager(fop, error);
+    }
+    else
+    {
+        func(frame, NULL, this, -1, EIO, NULL, 0, NULL, NULL, NULL);
+    }
+}
+
+/* FOP: stat */
+
+int32_t ec_combine_stat(ec_fop_data_t * fop, ec_cbk_data_t * dst,
+                        ec_cbk_data_t * src)
+{
+    if (!ec_iatt_combine(dst->iatt, src->iatt, 1))
+    {
+        gf_log(fop->xl->name, GF_LOG_NOTICE, "Mismatching iatt in "
+                                             "answers of 'GF_FOP_STAT'");
+
+        return 0;
+    }
+
+    return 1;
+}
+
+int32_t ec_stat_cbk(call_frame_t * frame, void * cookie, xlator_t * this,
+                    int32_t op_ret, int32_t op_errno, struct iatt * buf,
+                    dict_t * xdata)
+{
+    ec_fop_data_t * fop = NULL;
+    ec_cbk_data_t * cbk = NULL;
+    int32_t idx = (int32_t)(uintptr_t)cookie;
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame->local, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = frame->local;
+
+    ec_trace("CBK", fop, "idx=%d, frame=%p, op_ret=%d, op_errno=%d", idx,
+             frame, op_ret, op_errno);
+
+    cbk = ec_cbk_data_allocate(frame, this, fop, GF_FOP_STAT, idx, op_ret,
+                               op_errno);
+    if (cbk != NULL)
+    {
+        if (op_ret >= 0)
+        {
+            if (buf != NULL)
+            {
+                cbk->iatt[0] = *buf;
+            }
+        }
+        if (xdata != NULL)
+        {
+            cbk->xdata = dict_ref(xdata);
+            if (cbk->xdata == NULL)
+            {
+                gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                                 "dictionary.");
+
+                goto out;
+            }
+        }
+
+        ec_combine(cbk, ec_combine_stat);
+    }
+
+out:
+    if (fop != NULL)
+    {
+        ec_complete(fop);
+    }
+
+    return 0;
+}
+
+void ec_wind_stat(ec_t * ec, ec_fop_data_t * fop, int32_t idx)
+{
+    ec_trace("WIND", fop, "idx=%d", idx);
+
+    STACK_WIND_COOKIE(fop->frame, ec_stat_cbk, (void *)(uintptr_t)idx,
+                      ec->xl_list[idx], ec->xl_list[idx]->fops->stat,
+                      &fop->loc[0], fop->xdata);
+}
+
+int32_t ec_manager_stat(ec_fop_data_t * fop, int32_t state)
+{
+    ec_cbk_data_t * cbk;
+
+    switch (state)
+    {
+        case EC_STATE_INIT:
+        case EC_STATE_LOCK:
+            ec_lock_inode(fop, &fop->loc[0]);
+
+            return EC_STATE_GET_SIZE_AND_VERSION;
+
+        case EC_STATE_GET_SIZE_AND_VERSION:
+            ec_get_size_version(fop);
+
+            return EC_STATE_DISPATCH;
+
+        case EC_STATE_DISPATCH:
+            ec_dispatch_all(fop);
+
+            return EC_STATE_PREPARE_ANSWER;
+
+        case EC_STATE_PREPARE_ANSWER:
+            cbk = fop->answer;
+            if (cbk != NULL)
+            {
+                if (!ec_dict_combine(cbk, EC_COMBINE_XDATA))
+                {
+                    if (cbk->op_ret >= 0)
+                    {
+                        cbk->op_ret = -1;
+                        cbk->op_errno = EIO;
+                    }
+                }
+                if (cbk->op_ret < 0)
+                {
+                    ec_fop_set_error(fop, cbk->op_errno);
+                }
+                else
+                {
+                    ec_iatt_rebuild(fop->xl->private, cbk->iatt, 1,
+                                    cbk->count);
+
+                    cbk->iatt[0].ia_size = fop->pre_size;
+                }
+            }
+            else
+            {
+                ec_fop_set_error(fop, EIO);
+            }
+
+            return EC_STATE_REPORT;
+
+        case EC_STATE_REPORT:
+            cbk = fop->answer;
+
+            GF_ASSERT(cbk != NULL);
+
+            if (fop->fd == NULL)
+            {
+                if (fop->cbks.stat != NULL)
+                {
+                    fop->cbks.stat(fop->req_frame, fop, fop->xl, cbk->op_ret,
+                                   cbk->op_errno, &cbk->iatt[0], cbk->xdata);
+                }
+            }
+            else
+            {
+                if (fop->cbks.fstat != NULL)
+                {
+                    fop->cbks.fstat(fop->req_frame, fop, fop->xl, cbk->op_ret,
+                                    cbk->op_errno, &cbk->iatt[0], cbk->xdata);
+                }
+            }
+
+            return EC_STATE_UNLOCK;
+
+        case -EC_STATE_LOCK:
+        case -EC_STATE_GET_SIZE_AND_VERSION:
+        case -EC_STATE_DISPATCH:
+        case -EC_STATE_PREPARE_ANSWER:
+        case -EC_STATE_REPORT:
+            GF_ASSERT(fop->error != 0);
+
+            if (fop->fd == NULL)
+            {
+                if (fop->cbks.stat != NULL)
+                {
+                    fop->cbks.stat(fop->req_frame, fop, fop->xl, -1,
+                                   fop->error, NULL, NULL);
+                }
+            }
+            else
+            {
+                if (fop->cbks.fstat != NULL)
+                {
+                    fop->cbks.fstat(fop->req_frame, fop, fop->xl, -1,
+                                    fop->error, NULL, NULL);
+                }
+            }
+
+            return EC_STATE_UNLOCK;
+
+        case -EC_STATE_UNLOCK:
+        case EC_STATE_UNLOCK:
+            ec_unlock(fop);
+
+            return EC_STATE_END;
+
+        default:
+            gf_log(fop->xl->name, GF_LOG_ERROR, "Unhandled state %d for %s",
+                   state, ec_fop_name(fop->id));
+
+            return EC_STATE_END;
+    }
+}
+
+void ec_stat(call_frame_t * frame, xlator_t * this, uintptr_t target,
+             int32_t minimum, fop_stat_cbk_t func, void * data, loc_t * loc,
+             dict_t * xdata)
+{
+    ec_cbk_t callback = { .stat = func };
+    ec_fop_data_t * fop = NULL;
+    int32_t error = EIO;
+
+    gf_log("ec", GF_LOG_TRACE, "EC(STAT) %p", frame);
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = ec_fop_data_allocate(frame, this, GF_FOP_STAT,
+                               EC_FLAG_UPDATE_LOC_INODE, target, minimum,
+                               ec_wind_stat, ec_manager_stat, callback, data);
+    if (fop == NULL)
+    {
+        goto out;
+    }
+
+    if (loc != NULL)
+    {
+        if (loc_copy(&fop->loc[0], loc) != 0)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to copy a location.");
+
+            goto out;
+        }
+    }
+    if (xdata != NULL)
+    {
+        fop->xdata = dict_ref(xdata);
+        if (fop->xdata == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                             "dictionary.");
+
+            goto out;
+        }
+    }
+
+    error = 0;
+
+out:
+    if (fop != NULL)
+    {
+        ec_manager(fop, error);
+    }
+    else
+    {
+        func(frame, NULL, this, -1, EIO, NULL, NULL);
+    }
+}
+
+/* FOP: fstat */
+
+int32_t ec_fstat_cbk(call_frame_t * frame, void * cookie, xlator_t * this,
+                     int32_t op_ret, int32_t op_errno, struct iatt * buf,
+                     dict_t * xdata)
+{
+    ec_fop_data_t * fop = NULL;
+    ec_cbk_data_t * cbk = NULL;
+    int32_t idx = (int32_t)(uintptr_t)cookie;
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame->local, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = frame->local;
+
+    ec_trace("CBK", fop, "idx=%d, frame=%p, op_ret=%d, op_errno=%d", idx,
+             frame, op_ret, op_errno);
+
+    cbk = ec_cbk_data_allocate(frame, this, fop, GF_FOP_FSTAT, idx, op_ret,
+                               op_errno);
+    if (cbk != NULL)
+    {
+        if (op_ret >= 0)
+        {
+            if (buf != NULL)
+            {
+                cbk->iatt[0] = *buf;
+            }
+        }
+        if (xdata != NULL)
+        {
+            cbk->xdata = dict_ref(xdata);
+            if (cbk->xdata == NULL)
+            {
+                gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                                 "dictionary.");
+
+                goto out;
+            }
+        }
+
+        ec_combine(cbk, ec_combine_stat);
+    }
+
+out:
+    if (fop != NULL)
+    {
+        ec_complete(fop);
+    }
+
+    return 0;
+}
+
+void ec_wind_fstat(ec_t * ec, ec_fop_data_t * fop, int32_t idx)
+{
+    ec_trace("WIND", fop, "idx=%d", idx);
+
+    STACK_WIND_COOKIE(fop->frame, ec_fstat_cbk, (void *)(uintptr_t)idx,
+                      ec->xl_list[idx], ec->xl_list[idx]->fops->fstat, fop->fd,
+                      fop->xdata);
+}
+
+void ec_fstat(call_frame_t * frame, xlator_t * this, uintptr_t target,
+              int32_t minimum, fop_fstat_cbk_t func, void * data, fd_t * fd,
+              dict_t * xdata)
+{
+    ec_cbk_t callback = { .fstat = func };
+    ec_fop_data_t * fop = NULL;
+    int32_t error = EIO;
+
+    gf_log("ec", GF_LOG_TRACE, "EC(FSTAT) %p", frame);
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = ec_fop_data_allocate(frame, this, GF_FOP_FSTAT,
+                               EC_FLAG_UPDATE_FD_INODE, target, minimum,
+                               ec_wind_fstat, ec_manager_stat, callback, data);
+    if (fop == NULL)
+    {
+        goto out;
+    }
+
+    if (fd != NULL)
+    {
+        fop->fd = fd_ref(fd);
+        if (fop->fd == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                             "file descriptor.");
+
+            goto out;
+        }
+    }
+    if (xdata != NULL)
+    {
+        fop->xdata = dict_ref(xdata);
+        if (fop->xdata == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                             "dictionary.");
+
+            goto out;
+        }
+    }
+
+    error = 0;
+
+out:
+    if (fop != NULL)
+    {
+        ec_manager(fop, error);
+    }
+    else
+    {
+        func(frame, NULL, this, -1, EIO, NULL, NULL);
+    }
+}
diff --git a/xlators/cluster/ec/src/ec-inode-write.c b/xlators/cluster/ec/src/ec-inode-write.c
new file mode 100644
index 00000000000..a3c4ae5d8f2
--- /dev/null
+++ b/xlators/cluster/ec/src/ec-inode-write.c
@@ -0,0 +1,2235 @@
+/*
+  Copyright (c) 2012 DataLab, s.l. <http://www.datalab.es>
+
+  This file is part of the cluster/ec translator for GlusterFS.
+
+  The cluster/ec translator for GlusterFS is free software: you can
+  redistribute it and/or modify it under the terms of the GNU General
+  Public License as published by the Free Software Foundation, either
+  version 3 of the License, or (at your option) any later version.
+
+  The cluster/ec translator for GlusterFS is distributed in the hope
+  that it will be useful, but WITHOUT ANY WARRANTY; without even the
+  implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+  PURPOSE. See the GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with the cluster/ec translator for GlusterFS. If not, see
+  <http://www.gnu.org/licenses/>.
+*/
+
+#include "xlator.h"
+#include "defaults.h"
+
+#include "ec-helpers.h"
+#include "ec-common.h"
+#include "ec-combine.h"
+#include "ec-method.h"
+#include "ec-fops.h"
+
+/* FOP: removexattr */
+
+int32_t ec_removexattr_cbk(call_frame_t * frame, void * cookie,
+                           xlator_t * this, int32_t op_ret, int32_t op_errno,
+                           dict_t * xdata)
+{
+    ec_fop_data_t * fop = NULL;
+    ec_cbk_data_t * cbk = NULL;
+    int32_t idx = (int32_t)(uintptr_t)cookie;
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame->local, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = frame->local;
+
+    ec_trace("CBK", fop, "idx=%d, frame=%p, op_ret=%d, op_errno=%d", idx,
+             frame, op_ret, op_errno);
+
+    cbk = ec_cbk_data_allocate(frame, this, fop, GF_FOP_REMOVEXATTR, idx,
+                               op_ret, op_errno);
+    if (cbk != NULL)
+    {
+        if (xdata != NULL)
+        {
+            cbk->xdata = dict_ref(xdata);
+            if (cbk->xdata == NULL)
+            {
+                gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                                 "dictionary.");
+
+                goto out;
+            }
+        }
+
+        ec_combine(cbk, NULL);
+    }
+
+out:
+    if (fop != NULL)
+    {
+        ec_complete(fop);
+    }
+
+    return 0;
+}
+
+void ec_wind_removexattr(ec_t * ec, ec_fop_data_t * fop, int32_t idx)
+{
+    ec_trace("WIND", fop, "idx=%d", idx);
+
+    STACK_WIND_COOKIE(fop->frame, ec_removexattr_cbk, (void *)(uintptr_t)idx,
+                      ec->xl_list[idx], ec->xl_list[idx]->fops->removexattr,
+                      &fop->loc[0], fop->str[0], fop->xdata);
+}
+
+int32_t ec_manager_removexattr(ec_fop_data_t * fop, int32_t state)
+{
+    ec_cbk_data_t * cbk;
+
+    switch (state)
+    {
+        case EC_STATE_INIT:
+        case EC_STATE_LOCK:
+            ec_lock_inode(fop, &fop->loc[0]);
+
+            return EC_STATE_DISPATCH;
+
+        case EC_STATE_DISPATCH:
+            ec_dispatch_all(fop);
+
+            return EC_STATE_PREPARE_ANSWER;
+
+        case EC_STATE_PREPARE_ANSWER:
+            cbk = fop->answer;
+            if (cbk != NULL)
+            {
+                if (!ec_dict_combine(cbk, EC_COMBINE_XDATA))
+                {
+                    if (cbk->op_ret >= 0)
+                    {
+                        cbk->op_ret = -1;
+                        cbk->op_errno = EIO;
+                    }
+                }
+                if (cbk->op_ret < 0)
+                {
+                    ec_fop_set_error(fop, cbk->op_errno);
+                }
+            }
+            else
+            {
+                ec_fop_set_error(fop, EIO);
+            }
+
+            return EC_STATE_REPORT;
+
+        case EC_STATE_REPORT:
+            cbk = fop->answer;
+
+            GF_ASSERT(cbk != NULL);
+
+            if (fop->fd == NULL)
+            {
+                if (fop->cbks.removexattr != NULL)
+                {
+                    fop->cbks.removexattr(fop->req_frame, fop, fop->xl,
+                                          cbk->op_ret, cbk->op_errno,
+                                          cbk->xdata);
+                }
+            }
+            else
+            {
+                if (fop->cbks.fremovexattr != NULL)
+                {
+                    fop->cbks.fremovexattr(fop->req_frame, fop, fop->xl,
+                                           cbk->op_ret, cbk->op_errno,
+                                           cbk->xdata);
+                }
+            }
+
+            if (cbk->op_ret >= 0)
+            {
+                return EC_STATE_UPDATE_SIZE_AND_VERSION;
+            }
+            return EC_STATE_UNLOCK;
+
+        case -EC_STATE_LOCK:
+        case -EC_STATE_DISPATCH:
+        case -EC_STATE_PREPARE_ANSWER:
+        case -EC_STATE_REPORT:
+            GF_ASSERT(fop->error != 0);
+
+            if (fop->fd == NULL)
+            {
+                if (fop->cbks.removexattr != NULL)
+                {
+                    fop->cbks.removexattr(fop->req_frame, fop, fop->xl, -1,
+                                          fop->error, NULL);
+                }
+            }
+            else
+            {
+                if (fop->cbks.fremovexattr != NULL)
+                {
+                    fop->cbks.fremovexattr(fop->req_frame, fop, fop->xl, -1,
+                                           fop->error, NULL);
+                }
+            }
+
+            return EC_STATE_UNLOCK;
+
+        case EC_STATE_UPDATE_SIZE_AND_VERSION:
+            ec_update_size_version(fop);
+
+            return EC_STATE_UNLOCK;
+
+        case -EC_STATE_UPDATE_SIZE_AND_VERSION:
+        case -EC_STATE_UNLOCK:
+        case EC_STATE_UNLOCK:
+            ec_unlock(fop);
+
+            return EC_STATE_END;
+
+        default:
+            gf_log(fop->xl->name, GF_LOG_ERROR, "Unhandled state %d for %s",
+                   state, ec_fop_name(fop->id));
+
+            return EC_STATE_END;
+    }
+}
+
+void ec_removexattr(call_frame_t * frame, xlator_t * this, uintptr_t target,
+                    int32_t minimum, fop_removexattr_cbk_t func, void * data,
+                    loc_t * loc, const char * name, dict_t * xdata)
+{
+    ec_cbk_t callback = { .removexattr = func };
+    ec_fop_data_t * fop = NULL;
+    int32_t error = EIO;
+
+    gf_log("ec", GF_LOG_TRACE, "EC(REMOVEXATTR) %p", frame);
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = ec_fop_data_allocate(frame, this, GF_FOP_REMOVEXATTR,
+                               EC_FLAG_UPDATE_LOC_INODE, target, minimum,
+                               ec_wind_removexattr, ec_manager_removexattr,
+                               callback, data);
+    if (fop == NULL)
+    {
+        goto out;
+    }
+
+    if (loc != NULL)
+    {
+        if (loc_copy(&fop->loc[0], loc) != 0)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to copy a location.");
+
+            goto out;
+        }
+    }
+    if (name != NULL)
+    {
+        fop->str[0] = gf_strdup(name);
+        if (fop->str[0] == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to duplicate a string.");
+
+            goto out;
+        }
+    }
+    if (xdata != NULL)
+    {
+        fop->xdata = dict_ref(xdata);
+        if (fop->xdata == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                             "dictionary.");
+
+            goto out;
+        }
+    }
+
+    error = 0;
+
+out:
+    if (fop != NULL)
+    {
+        ec_manager(fop, error);
+    }
+    else
+    {
+        func(frame, NULL, this, -1, EIO, NULL);
+    }
+}
+
+/* FOP: fremovexattr */
+
+int32_t ec_fremovexattr_cbk(call_frame_t * frame, void * cookie,
+                            xlator_t * this, int32_t op_ret, int32_t op_errno,
+                            dict_t * xdata)
+{
+    ec_fop_data_t * fop = NULL;
+    ec_cbk_data_t * cbk = NULL;
+    int32_t idx = (int32_t)(uintptr_t)cookie;
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame->local, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = frame->local;
+
+    ec_trace("CBK", fop, "idx=%d, frame=%p, op_ret=%d, op_errno=%d", idx,
+             frame, op_ret, op_errno);
+
+    cbk = ec_cbk_data_allocate(frame, this, fop, GF_FOP_FREMOVEXATTR, idx,
+                               op_ret, op_errno);
+    if (cbk != NULL)
+    {
+        if (xdata != NULL)
+        {
+            cbk->xdata = dict_ref(xdata);
+            if (cbk->xdata == NULL)
+            {
+                gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                                 "dictionary.");
+
+                goto out;
+            }
+        }
+
+        ec_combine(cbk, NULL);
+    }
+
+out:
+    if (fop != NULL)
+    {
+        ec_complete(fop);
+    }
+
+    return 0;
+}
+
+void ec_wind_fremovexattr(ec_t * ec, ec_fop_data_t * fop, int32_t idx)
+{
+    ec_trace("WIND", fop, "idx=%d", idx);
+
+    STACK_WIND_COOKIE(fop->frame, ec_fremovexattr_cbk, (void *)(uintptr_t)idx,
+                      ec->xl_list[idx], ec->xl_list[idx]->fops->fremovexattr,
+                      fop->fd, fop->str[0], fop->xdata);
+}
+
+void ec_fremovexattr(call_frame_t * frame, xlator_t * this, uintptr_t target,
+                     int32_t minimum, fop_fremovexattr_cbk_t func, void * data,
+                     fd_t * fd, const char * name, dict_t * xdata)
+{
+    ec_cbk_t callback = { .fremovexattr = func };
+    ec_fop_data_t * fop = NULL;
+    int32_t error = EIO;
+
+    gf_log("ec", GF_LOG_TRACE, "EC(FREMOVEXATTR) %p", frame);
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = ec_fop_data_allocate(frame, this, GF_FOP_FREMOVEXATTR,
+                               EC_FLAG_UPDATE_FD_INODE, target, minimum,
+                               ec_wind_fremovexattr, ec_manager_removexattr,
+                               callback, data);
+    if (fop == NULL)
+    {
+        goto out;
+    }
+
+    if (fd != NULL)
+    {
+        fop->fd = fd_ref(fd);
+        if (fop->fd == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                             "file descriptor.");
+
+            goto out;
+        }
+    }
+    if (name != NULL)
+    {
+        fop->str[0] = gf_strdup(name);
+        if (fop->str[0] == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to duplicate a string.");
+
+            goto out;
+        }
+    }
+    if (xdata != NULL)
+    {
+        fop->xdata = dict_ref(xdata);
+        if (fop->xdata == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                             "dictionary.");
+
+            goto out;
+        }
+    }
+
+    error = 0;
+
+out:
+    if (fop != NULL)
+    {
+        ec_manager(fop, error);
+    }
+    else
+    {
+        func(frame, NULL, this, -1, EIO, NULL);
+    }
+}
+
+/* FOP: setattr */
+
+int32_t ec_combine_setattr(ec_fop_data_t * fop, ec_cbk_data_t * dst,
+                           ec_cbk_data_t * src)
+{
+    if (!ec_iatt_combine(dst->iatt, src->iatt, 2))
+    {
+        gf_log(fop->xl->name, GF_LOG_NOTICE, "Mismatching iatt in "
+                                             "answers of 'GF_FOP_SETATTR'");
+
+        return 0;
+    }
+
+    return 1;
+}
+
+int32_t ec_setattr_cbk(call_frame_t * frame, void * cookie, xlator_t * this,
+                       int32_t op_ret, int32_t op_errno,
+                       struct iatt * preop_stbuf, struct iatt * postop_stbuf,
+                       dict_t * xdata)
+{
+    ec_fop_data_t * fop = NULL;
+    ec_cbk_data_t * cbk = NULL;
+    int32_t idx = (int32_t)(uintptr_t)cookie;
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame->local, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = frame->local;
+
+    ec_trace("CBK", fop, "idx=%d, frame=%p, op_ret=%d, op_errno=%d", idx,
+             frame, op_ret, op_errno);
+
+    cbk = ec_cbk_data_allocate(frame, this, fop, GF_FOP_SETATTR, idx, op_ret,
+                               op_errno);
+    if (cbk != NULL)
+    {
+        if (op_ret >= 0)
+        {
+            if (preop_stbuf != NULL)
+            {
+                cbk->iatt[0] = *preop_stbuf;
+            }
+            if (postop_stbuf != NULL)
+            {
+                cbk->iatt[1] = *postop_stbuf;
+            }
+        }
+        if (xdata != NULL)
+        {
+            cbk->xdata = dict_ref(xdata);
+            if (cbk->xdata == NULL)
+            {
+                gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                                 "dictionary.");
+
+                goto out;
+            }
+        }
+
+        ec_combine(cbk, ec_combine_setattr);
+    }
+
+out:
+    if (fop != NULL)
+    {
+        ec_complete(fop);
+    }
+
+    return 0;
+}
+
+void ec_wind_setattr(ec_t * ec, ec_fop_data_t * fop, int32_t idx)
+{
+    ec_trace("WIND", fop, "idx=%d", idx);
+
+    STACK_WIND_COOKIE(fop->frame, ec_setattr_cbk, (void *)(uintptr_t)idx,
+                      ec->xl_list[idx], ec->xl_list[idx]->fops->setattr,
+                      &fop->loc[0], &fop->iatt, fop->int32, fop->xdata);
+}
+
+int32_t ec_manager_setattr(ec_fop_data_t * fop, int32_t state)
+{
+    ec_cbk_data_t * cbk;
+
+    switch (state)
+    {
+        case EC_STATE_INIT:
+        case EC_STATE_LOCK:
+            ec_lock_inode(fop, &fop->loc[0]);
+
+            return EC_STATE_GET_SIZE_AND_VERSION;
+
+        case EC_STATE_GET_SIZE_AND_VERSION:
+            ec_get_size_version(fop);
+
+            return EC_STATE_DISPATCH;
+
+        case EC_STATE_DISPATCH:
+            ec_dispatch_all(fop);
+
+            return EC_STATE_PREPARE_ANSWER;
+
+        case EC_STATE_PREPARE_ANSWER:
+            cbk = fop->answer;
+            if (cbk != NULL)
+            {
+                if (!ec_dict_combine(cbk, EC_COMBINE_XDATA))
+                {
+                    if (cbk->op_ret >= 0)
+                    {
+                        cbk->op_ret = -1;
+                        cbk->op_errno = EIO;
+                    }
+                }
+                if (cbk->op_ret < 0)
+                {
+                    ec_fop_set_error(fop, cbk->op_errno);
+                }
+                else
+                {
+                    ec_iatt_rebuild(fop->xl->private, cbk->iatt, 2,
+                                    cbk->count);
+
+                    cbk->iatt[0].ia_size = fop->pre_size;
+                    cbk->iatt[1].ia_size = fop->pre_size;
+                }
+            }
+            else
+            {
+                ec_fop_set_error(fop, EIO);
+            }
+
+            return EC_STATE_REPORT;
+
+        case EC_STATE_REPORT:
+            cbk = fop->answer;
+
+            GF_ASSERT(cbk != NULL);
+
+            if (fop->fd == NULL)
+            {
+                if (fop->cbks.setattr != NULL)
+                {
+                    fop->cbks.setattr(fop->req_frame, fop, fop->xl,
+                                      cbk->op_ret, cbk->op_errno,
+                                      &cbk->iatt[0], &cbk->iatt[1],
+                                      cbk->xdata);
+                }
+            }
+            else
+            {
+                if (fop->cbks.fsetattr != NULL)
+                {
+                    fop->cbks.fsetattr(fop->req_frame, fop, fop->xl,
+                                       cbk->op_ret, cbk->op_errno,
+                                       &cbk->iatt[0], &cbk->iatt[1],
+                                       cbk->xdata);
+                }
+            }
+
+            if (cbk->op_ret >= 0)
+            {
+                return EC_STATE_UPDATE_SIZE_AND_VERSION;
+            }
+            return EC_STATE_UNLOCK;
+
+        case -EC_STATE_LOCK:
+        case -EC_STATE_GET_SIZE_AND_VERSION:
+        case -EC_STATE_DISPATCH:
+        case -EC_STATE_PREPARE_ANSWER:
+        case -EC_STATE_REPORT:
+            GF_ASSERT(fop->error != 0);
+
+            if (fop->fd == NULL)
+            {
+                if (fop->cbks.setattr != NULL)
+                {
+                    fop->cbks.setattr(fop->req_frame, fop, fop->xl, -1,
+                                      fop->error, NULL, NULL, NULL);
+                }
+            }
+            else
+            {
+                if (fop->cbks.fsetattr != NULL)
+                {
+                    fop->cbks.fsetattr(fop->req_frame, fop, fop->xl, -1,
+                                       fop->error, NULL, NULL, NULL);
+                }
+            }
+
+            return EC_STATE_UNLOCK;
+
+        case EC_STATE_UPDATE_SIZE_AND_VERSION:
+            ec_update_size_version(fop);
+
+            return EC_STATE_UNLOCK;
+
+        case -EC_STATE_UPDATE_SIZE_AND_VERSION:
+        case -EC_STATE_UNLOCK:
+        case EC_STATE_UNLOCK:
+            ec_unlock(fop);
+
+            return EC_STATE_END;
+
+        default:
+            gf_log(fop->xl->name, GF_LOG_ERROR, "Unhandled state %d for %s",
+                   state, ec_fop_name(fop->id));
+
+            return EC_STATE_END;
+    }
+}
+
+void ec_setattr(call_frame_t * frame, xlator_t * this, uintptr_t target,
+                int32_t minimum, fop_setattr_cbk_t func, void * data,
+                loc_t * loc, struct iatt * stbuf, int32_t valid,
+                dict_t * xdata)
+{
+    ec_cbk_t callback = { .setattr = func };
+    ec_fop_data_t * fop = NULL;
+    int32_t error = EIO;
+
+    gf_log("ec", GF_LOG_TRACE, "EC(SETATTR) %p", frame);
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = ec_fop_data_allocate(frame, this, GF_FOP_SETATTR,
+                               EC_FLAG_UPDATE_LOC_INODE, target, minimum,
+                               ec_wind_setattr, ec_manager_setattr, callback,
+                               data);
+    if (fop == NULL)
+    {
+        goto out;
+    }
+
+    fop->int32 = valid;
+
+    if (loc != NULL)
+    {
+        if (loc_copy(&fop->loc[0], loc) != 0)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to copy a location.");
+
+            goto out;
+        }
+    }
+    if (stbuf != NULL)
+    {
+        fop->iatt = *stbuf;
+    }
+    if (xdata != NULL)
+    {
+        fop->xdata = dict_ref(xdata);
+        if (fop->xdata == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                             "dictionary.");
+
+            goto out;
+        }
+    }
+
+    error = 0;
+
+out:
+    if (fop != NULL)
+    {
+        ec_manager(fop, error);
+    }
+    else
+    {
+        func(frame, NULL, this, -1, EIO, NULL, NULL, NULL);
+    }
+}
+
+/* FOP: fsetattr */
+
+int32_t ec_fsetattr_cbk(call_frame_t * frame, void * cookie, xlator_t * this,
+                        int32_t op_ret, int32_t op_errno,
+                        struct iatt * preop_stbuf, struct iatt * postop_stbuf,
+                        dict_t * xdata)
+{
+    ec_fop_data_t * fop = NULL;
+    ec_cbk_data_t * cbk = NULL;
+    int32_t idx = (int32_t)(uintptr_t)cookie;
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame->local, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = frame->local;
+
+    ec_trace("CBK", fop, "idx=%d, frame=%p, op_ret=%d, op_errno=%d", idx,
+             frame, op_ret, op_errno);
+
+    cbk = ec_cbk_data_allocate(frame, this, fop, GF_FOP_FSETATTR, idx, op_ret,
+                               op_errno);
+    if (cbk != NULL)
+    {
+        if (op_ret >= 0)
+        {
+            if (preop_stbuf != NULL)
+            {
+                cbk->iatt[0] = *preop_stbuf;
+            }
+            if (postop_stbuf != NULL)
+            {
+                cbk->iatt[1] = *postop_stbuf;
+            }
+        }
+        if (xdata != NULL)
+        {
+            cbk->xdata = dict_ref(xdata);
+            if (cbk->xdata == NULL)
+            {
+                gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                                 "dictionary.");
+
+                goto out;
+            }
+        }
+
+        ec_combine(cbk, ec_combine_setattr);
+    }
+
+out:
+    if (fop != NULL)
+    {
+        ec_complete(fop);
+    }
+
+    return 0;
+}
+
+void ec_wind_fsetattr(ec_t * ec, ec_fop_data_t * fop, int32_t idx)
+{
+    ec_trace("WIND", fop, "idx=%d", idx);
+
+    STACK_WIND_COOKIE(fop->frame, ec_fsetattr_cbk, (void *)(uintptr_t)idx,
+                      ec->xl_list[idx], ec->xl_list[idx]->fops->fsetattr,
+                      fop->fd, &fop->iatt, fop->int32, fop->xdata);
+}
+
+void ec_fsetattr(call_frame_t * frame, xlator_t * this, uintptr_t target,
+                 int32_t minimum, fop_fsetattr_cbk_t func, void * data,
+                 fd_t * fd, struct iatt * stbuf, int32_t valid, dict_t * xdata)
+{
+    ec_cbk_t callback = { .fsetattr = func };
+    ec_fop_data_t * fop = NULL;
+    int32_t error = EIO;
+
+    gf_log("ec", GF_LOG_TRACE, "EC(FSETATTR) %p", frame);
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = ec_fop_data_allocate(frame, this, GF_FOP_FSETATTR,
+                               EC_FLAG_UPDATE_FD_INODE, target, minimum,
+                               ec_wind_fsetattr, ec_manager_setattr, callback,
+                               data);
+    if (fop == NULL)
+    {
+        goto out;
+    }
+
+    fop->int32 = valid;
+
+    if (fd != NULL)
+    {
+        fop->fd = fd_ref(fd);
+        if (fop->fd == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                             "file descriptor.");
+
+            goto out;
+        }
+    }
+    if (stbuf != NULL)
+    {
+        fop->iatt = *stbuf;
+    }
+    if (xdata != NULL)
+    {
+        fop->xdata = dict_ref(xdata);
+        if (fop->xdata == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                             "dictionary.");
+
+            goto out;
+        }
+    }
+
+    error = 0;
+
+out:
+    if (fop != NULL)
+    {
+        ec_manager(fop, error);
+    }
+    else
+    {
+        func(frame, NULL, this, -1, EIO, NULL, NULL, NULL);
+    }
+}
+
+/* FOP: setxattr */
+
+int32_t ec_setxattr_cbk(call_frame_t * frame, void * cookie, xlator_t * this,
+                        int32_t op_ret, int32_t op_errno, dict_t * xdata)
+{
+    ec_fop_data_t * fop = NULL;
+    ec_cbk_data_t * cbk = NULL;
+    int32_t idx = (int32_t)(uintptr_t)cookie;
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame->local, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = frame->local;
+
+    ec_trace("CBK", fop, "idx=%d, frame=%p, op_ret=%d, op_errno=%d", idx,
+             frame, op_ret, op_errno);
+
+    cbk = ec_cbk_data_allocate(frame, this, fop, GF_FOP_SETXATTR, idx, op_ret,
+                               op_errno);
+    if (cbk != NULL)
+    {
+        if (xdata != NULL)
+        {
+            cbk->xdata = dict_ref(xdata);
+            if (cbk->xdata == NULL)
+            {
+                gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                                 "dictionary.");
+
+                goto out;
+            }
+        }
+
+        ec_combine(cbk, NULL);
+    }
+
+out:
+    if (fop != NULL)
+    {
+        ec_complete(fop);
+    }
+
+    return 0;
+}
+
+void ec_wind_setxattr(ec_t * ec, ec_fop_data_t * fop, int32_t idx)
+{
+    ec_trace("WIND", fop, "idx=%d", idx);
+
+    STACK_WIND_COOKIE(fop->frame, ec_setxattr_cbk, (void *)(uintptr_t)idx,
+                      ec->xl_list[idx], ec->xl_list[idx]->fops->setxattr,
+                      &fop->loc[0], fop->dict, fop->int32, fop->xdata);
+}
+
+int32_t ec_manager_setxattr(ec_fop_data_t * fop, int32_t state)
+{
+    ec_cbk_data_t * cbk;
+
+    switch (state)
+    {
+        case EC_STATE_INIT:
+        case EC_STATE_LOCK:
+            ec_lock_inode(fop, &fop->loc[0]);
+
+            return EC_STATE_DISPATCH;
+
+        case EC_STATE_DISPATCH:
+            ec_dispatch_all(fop);
+
+            return EC_STATE_PREPARE_ANSWER;
+
+        case EC_STATE_PREPARE_ANSWER:
+            cbk = fop->answer;
+            if (cbk != NULL)
+            {
+                if (!ec_dict_combine(cbk, EC_COMBINE_XDATA))
+                {
+                    if (cbk->op_ret >= 0)
+                    {
+                        cbk->op_ret = -1;
+                        cbk->op_errno = EIO;
+                    }
+                }
+                if (cbk->op_ret < 0)
+                {
+                    ec_fop_set_error(fop, cbk->op_errno);
+                }
+            }
+            else
+            {
+                ec_fop_set_error(fop, EIO);
+            }
+
+            return EC_STATE_REPORT;
+
+        case EC_STATE_REPORT:
+            cbk = fop->answer;
+
+            GF_ASSERT(cbk != NULL);
+
+            if (fop->fd == NULL)
+            {
+                if (fop->cbks.setxattr != NULL)
+                {
+                    fop->cbks.setxattr(fop->req_frame, fop, fop->xl,
+                                       cbk->op_ret, cbk->op_errno, cbk->xdata);
+                }
+            }
+            else
+            {
+                if (fop->cbks.fsetxattr != NULL)
+                {
+                    fop->cbks.fsetxattr(fop->req_frame, fop, fop->xl,
+                                        cbk->op_ret, cbk->op_errno,
+                                        cbk->xdata);
+                }
+            }
+
+            if (cbk->op_ret >= 0)
+            {
+                return EC_STATE_UPDATE_SIZE_AND_VERSION;
+            }
+            return EC_STATE_UNLOCK;
+
+        case -EC_STATE_LOCK:
+        case -EC_STATE_DISPATCH:
+        case -EC_STATE_PREPARE_ANSWER:
+        case -EC_STATE_REPORT:
+            GF_ASSERT(fop->error != 0);
+
+            if (fop->fd == NULL)
+            {
+                if (fop->cbks.setxattr != NULL)
+                {
+                    fop->cbks.setxattr(fop->req_frame, fop, fop->xl, -1,
+                                       fop->error, NULL);
+                }
+            }
+            else
+            {
+                if (fop->cbks.fsetxattr != NULL)
+                {
+                    fop->cbks.fsetxattr(fop->req_frame, fop, fop->xl, -1,
+                                        fop->error, NULL);
+                }
+            }
+
+            return EC_STATE_UNLOCK;
+
+        case EC_STATE_UPDATE_SIZE_AND_VERSION:
+            ec_update_size_version(fop);
+
+            return EC_STATE_UNLOCK;
+
+        case -EC_STATE_UPDATE_SIZE_AND_VERSION:
+        case -EC_STATE_UNLOCK:
+        case EC_STATE_UNLOCK:
+            ec_unlock(fop);
+
+            return EC_STATE_END;
+
+        default:
+            gf_log(fop->xl->name, GF_LOG_ERROR, "Unhandled state %d for %s",
+                   state, ec_fop_name(fop->id));
+
+            return EC_STATE_END;
+    }
+}
+
+void ec_setxattr(call_frame_t * frame, xlator_t * this, uintptr_t target,
+                 int32_t minimum, fop_setxattr_cbk_t func, void * data,
+                 loc_t * loc, dict_t * dict, int32_t flags, dict_t * xdata)
+{
+    ec_cbk_t callback = { .setxattr = func };
+    ec_fop_data_t * fop = NULL;
+    int32_t error = EIO;
+
+    gf_log("ec", GF_LOG_TRACE, "EC(SETXATTR) %p", frame);
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = ec_fop_data_allocate(frame, this, GF_FOP_SETXATTR,
+                               EC_FLAG_UPDATE_LOC_INODE, target, minimum,
+                               ec_wind_setxattr, ec_manager_setxattr, callback,
+                               data);
+    if (fop == NULL)
+    {
+        goto out;
+    }
+
+    fop->int32 = flags;
+
+    if (loc != NULL)
+    {
+        if (loc_copy(&fop->loc[0], loc) != 0)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to copy a location.");
+
+            goto out;
+        }
+    }
+    if (dict != NULL)
+    {
+        fop->dict = dict_ref(dict);
+        if (fop->dict == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                             "dictionary.");
+
+            goto out;
+        }
+    }
+    if (xdata != NULL)
+    {
+        fop->xdata = dict_ref(xdata);
+        if (fop->xdata == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                             "dictionary.");
+
+            goto out;
+        }
+    }
+
+    error = 0;
+
+out:
+    if (fop != NULL)
+    {
+        ec_manager(fop, error);
+    }
+    else
+    {
+        func(frame, NULL, this, -1, EIO, NULL);
+    }
+}
+
+/* FOP: fsetxattr */
+
+int32_t ec_fsetxattr_cbk(call_frame_t * frame, void * cookie, xlator_t * this,
+                         int32_t op_ret, int32_t op_errno, dict_t * xdata)
+{
+    ec_fop_data_t * fop = NULL;
+    ec_cbk_data_t * cbk = NULL;
+    int32_t idx = (int32_t)(uintptr_t)cookie;
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame->local, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = frame->local;
+
+    ec_trace("CBK", fop, "idx=%d, frame=%p, op_ret=%d, op_errno=%d", idx,
+             frame, op_ret, op_errno);
+
+    cbk = ec_cbk_data_allocate(frame, this, fop, GF_FOP_FSETXATTR, idx, op_ret,
+                               op_errno);
+    if (cbk != NULL)
+    {
+        if (xdata != NULL)
+        {
+            cbk->xdata = dict_ref(xdata);
+            if (cbk->xdata == NULL)
+            {
+                gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                                 "dictionary.");
+
+                goto out;
+            }
+        }
+
+        ec_combine(cbk, NULL);
+    }
+
+out:
+    if (fop != NULL)
+    {
+        ec_complete(fop);
+    }
+
+    return 0;
+}
+
+void ec_wind_fsetxattr(ec_t * ec, ec_fop_data_t * fop, int32_t idx)
+{
+    ec_trace("WIND", fop, "idx=%d", idx);
+
+    STACK_WIND_COOKIE(fop->frame, ec_fsetxattr_cbk, (void *)(uintptr_t)idx,
+                      ec->xl_list[idx], ec->xl_list[idx]->fops->fsetxattr,
+                      fop->fd, fop->dict, fop->int32, fop->xdata);
+}
+
+void ec_fsetxattr(call_frame_t * frame, xlator_t * this, uintptr_t target,
+                  int32_t minimum, fop_fsetxattr_cbk_t func, void * data,
+                  fd_t * fd, dict_t * dict, int32_t flags, dict_t * xdata)
+{
+    ec_cbk_t callback = { .fsetxattr = func };
+    ec_fop_data_t * fop = NULL;
+    int32_t error = EIO;
+
+    gf_log("ec", GF_LOG_TRACE, "EC(FSETXATTR) %p", frame);
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = ec_fop_data_allocate(frame, this, GF_FOP_FSETXATTR,
+                               EC_FLAG_UPDATE_FD_INODE, target, minimum,
+                               ec_wind_fsetxattr, ec_manager_setxattr,
+                               callback, data);
+    if (fop == NULL)
+    {
+        goto out;
+    }
+
+    fop->int32 = flags;
+
+    if (fd != NULL)
+    {
+        fop->fd = fd_ref(fd);
+        if (fop->fd == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                             "file descriptor.");
+
+            goto out;
+        }
+    }
+    if (dict != NULL)
+    {
+        fop->dict = dict_ref(dict);
+        if (fop->dict == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                             "dictionary.");
+
+            goto out;
+        }
+    }
+    if (xdata != NULL)
+    {
+        fop->xdata = dict_ref(xdata);
+        if (fop->xdata == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                             "dictionary.");
+
+            goto out;
+        }
+    }
+
+    error = 0;
+
+out:
+    if (fop != NULL)
+    {
+        ec_manager(fop, error);
+    }
+    else
+    {
+        func(frame, NULL, this, -1, EIO, NULL);
+    }
+}
+
+/* FOP: truncate */
+
+int32_t ec_truncate_write(ec_fop_data_t * fop, uintptr_t mask)
+{
+    ec_t * ec = fop->xl->private;
+    struct iobref * iobref = NULL;
+    struct iobuf * iobuf = NULL;
+    struct iovec vector;
+    int32_t ret = 0;
+
+    iobref = iobref_new();
+    if (iobref == NULL)
+    {
+        goto out;
+    }
+    iobuf = iobuf_get(fop->xl->ctx->iobuf_pool);
+    if (iobuf == NULL)
+    {
+        goto out;
+    }
+    if (iobref_add(iobref, iobuf) != 0)
+    {
+        goto out;
+    }
+
+    vector.iov_base = iobuf->ptr;
+    vector.iov_len = fop->offset * ec->fragments - fop->user_size;
+
+    memset(iobuf->ptr, 0, vector.iov_len);
+
+    iobuf = NULL;
+
+    ec_writev(fop->frame, fop->xl, mask, fop->minimum, NULL, NULL, fop->fd,
+              &vector, 1, fop->user_size, 0, iobref, NULL);
+
+    ret = 1;
+
+out:
+    if (iobuf != NULL)
+    {
+        iobuf_unref(iobuf);
+    }
+    if (iobref != NULL)
+    {
+        iobref_unref(iobref);
+    }
+
+    return ret;
+}
+
+int32_t ec_truncate_open_cbk(call_frame_t * frame, void * cookie,
+                             xlator_t * this, int32_t op_ret, int32_t op_errno,
+                             fd_t * fd, dict_t * xdata)
+{
+    ec_fop_data_t * fop = cookie;
+
+    if (op_ret >= 0)
+    {
+        if (!ec_truncate_write(fop->parent, fop->answer->mask))
+        {
+            fop->error = EIO;
+        }
+    }
+
+    return 0;
+}
+
+int32_t ec_truncate_clean(ec_fop_data_t * fop)
+{
+    ec_fd_t * ctx;
+
+    if (fop->fd == NULL)
+    {
+        fop->fd = fd_create(fop->loc[0].inode, fop->frame->root->pid);
+        if (fop->fd == NULL)
+        {
+            return 0;
+        }
+        ctx = ec_fd_get(fop->fd, fop->xl);
+        if ((ctx == NULL) || (loc_copy(&ctx->loc, &fop->loc[0]) != 0))
+        {
+            return 0;
+        }
+
+        ctx->flags = O_RDWR;
+
+        ec_open(fop->frame, fop->xl, fop->answer->mask, fop->minimum,
+                ec_truncate_open_cbk, fop, &fop->loc[0], O_RDWR, fop->fd,
+                NULL);
+
+        return 1;
+    }
+    else
+    {
+        return ec_truncate_write(fop, fop->answer->mask);
+    }
+}
+
+int32_t ec_combine_truncate(ec_fop_data_t * fop, ec_cbk_data_t * dst,
+                            ec_cbk_data_t * src)
+{
+    if (!ec_iatt_combine(dst->iatt, src->iatt, 2))
+    {
+        gf_log(fop->xl->name, GF_LOG_NOTICE, "Mismatching iatt in "
+                                             "answers of 'GF_FOP_TRUNCATE'");
+
+        return 0;
+    }
+
+    return 1;
+}
+
+int32_t ec_truncate_cbk(call_frame_t * frame, void * cookie, xlator_t * this,
+                        int32_t op_ret, int32_t op_errno, struct iatt * prebuf,
+                        struct iatt * postbuf, dict_t * xdata)
+{
+    ec_fop_data_t * fop = NULL;
+    ec_cbk_data_t * cbk = NULL;
+    int32_t idx = (int32_t)(uintptr_t)cookie;
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame->local, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = frame->local;
+
+    ec_trace("CBK", fop, "idx=%d, frame=%p, op_ret=%d, op_errno=%d", idx,
+             frame, op_ret, op_errno);
+
+    cbk = ec_cbk_data_allocate(frame, this, fop, GF_FOP_TRUNCATE, idx, op_ret,
+                               op_errno);
+    if (cbk != NULL)
+    {
+        if (op_ret >= 0)
+        {
+            if (prebuf != NULL)
+            {
+                cbk->iatt[0] = *prebuf;
+            }
+            if (postbuf != NULL)
+            {
+                cbk->iatt[1] = *postbuf;
+            }
+        }
+        if (xdata != NULL)
+        {
+            cbk->xdata = dict_ref(xdata);
+            if (cbk->xdata == NULL)
+            {
+                gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                                 "dictionary.");
+
+                goto out;
+            }
+        }
+
+        ec_combine(cbk, ec_combine_truncate);
+    }
+
+out:
+    if (fop != NULL)
+    {
+        ec_complete(fop);
+    }
+
+    return 0;
+}
+
+void ec_wind_truncate(ec_t * ec, ec_fop_data_t * fop, int32_t idx)
+{
+    ec_trace("WIND", fop, "idx=%d", idx);
+
+    STACK_WIND_COOKIE(fop->frame, ec_truncate_cbk, (void *)(uintptr_t)idx,
+                      ec->xl_list[idx], ec->xl_list[idx]->fops->truncate,
+                      &fop->loc[0], fop->offset, fop->xdata);
+}
+
+int32_t ec_manager_truncate(ec_fop_data_t * fop, int32_t state)
+{
+    ec_cbk_data_t * cbk;
+
+    switch (state)
+    {
+        case EC_STATE_INIT:
+            fop->user_size = fop->offset;
+            fop->offset = ec_adjust_size(fop->xl->private, fop->offset, 1);
+
+        case EC_STATE_LOCK:
+            ec_lock_inode(fop, &fop->loc[0]);
+
+            return EC_STATE_GET_SIZE_AND_VERSION;
+
+        case EC_STATE_GET_SIZE_AND_VERSION:
+            ec_get_size_version(fop);
+
+            return EC_STATE_DISPATCH;
+
+        case EC_STATE_DISPATCH:
+            ec_dispatch_all(fop);
+
+            return EC_STATE_PREPARE_ANSWER;
+
+        case EC_STATE_PREPARE_ANSWER:
+            cbk = fop->answer;
+            if (cbk != NULL)
+            {
+                if (!ec_dict_combine(cbk, EC_COMBINE_XDATA))
+                {
+                    if (cbk->op_ret >= 0)
+                    {
+                        cbk->op_ret = -1;
+                        cbk->op_errno = EIO;
+                    }
+                }
+                if (cbk->op_ret < 0)
+                {
+                    ec_fop_set_error(fop, cbk->op_errno);
+                }
+                else
+                {
+                    ec_iatt_rebuild(fop->xl->private, cbk->iatt, 2,
+                                    cbk->count);
+
+                    cbk->iatt[0].ia_size = fop->pre_size;
+                    cbk->iatt[1].ia_size = fop->user_size;
+                    fop->post_size = fop->user_size;
+                    if ((fop->pre_size > fop->post_size) &&
+                        (fop->user_size != fop->offset))
+                    {
+                        if (!ec_truncate_clean(fop))
+                        {
+                            ec_fop_set_error(fop, EIO);
+                        }
+                    }
+                }
+            }
+            else
+            {
+                ec_fop_set_error(fop, EIO);
+            }
+
+            return EC_STATE_REPORT;
+
+        case EC_STATE_REPORT:
+            cbk = fop->answer;
+
+            GF_ASSERT(cbk != NULL);
+
+            if (fop->fd == NULL)
+            {
+                if (fop->cbks.truncate != NULL)
+                {
+                    fop->cbks.truncate(fop->req_frame, fop, fop->xl,
+                                       cbk->op_ret, cbk->op_errno,
+                                       &cbk->iatt[0], &cbk->iatt[1],
+                                       cbk->xdata);
+                }
+            }
+            else
+            {
+                if (fop->cbks.ftruncate != NULL)
+                {
+                    fop->cbks.ftruncate(fop->req_frame, fop, fop->xl,
+                                        cbk->op_ret, cbk->op_errno,
+                                        &cbk->iatt[0], &cbk->iatt[1],
+                                        cbk->xdata);
+                }
+            }
+
+            if (cbk->op_ret >= 0)
+            {
+                return EC_STATE_UPDATE_SIZE_AND_VERSION;
+            }
+            return EC_STATE_UNLOCK;
+
+        case -EC_STATE_LOCK:
+        case -EC_STATE_GET_SIZE_AND_VERSION:
+        case -EC_STATE_DISPATCH:
+        case -EC_STATE_PREPARE_ANSWER:
+        case -EC_STATE_REPORT:
+            GF_ASSERT(fop->error != 0);
+
+            if (fop->fd == NULL)
+            {
+                if (fop->cbks.truncate != NULL)
+                {
+                    fop->cbks.truncate(fop->req_frame, fop, fop->xl, -1,
+                                       fop->error, NULL, NULL, NULL);
+                }
+            }
+            else
+            {
+                if (fop->cbks.ftruncate != NULL)
+                {
+                    fop->cbks.ftruncate(fop->req_frame, fop, fop->xl, -1,
+                                        fop->error, NULL, NULL, NULL);
+                }
+            }
+
+            return EC_STATE_UNLOCK;
+
+        case EC_STATE_UPDATE_SIZE_AND_VERSION:
+            ec_update_size_version(fop);
+
+            return EC_STATE_UNLOCK;
+
+        case -EC_STATE_UPDATE_SIZE_AND_VERSION:
+        case -EC_STATE_UNLOCK:
+        case EC_STATE_UNLOCK:
+            ec_unlock(fop);
+
+            return EC_STATE_END;
+
+        default:
+            gf_log(fop->xl->name, GF_LOG_ERROR, "Unhandled state %d for %s",
+                   state, ec_fop_name(fop->id));
+
+            return EC_STATE_END;
+    }
+}
+
+void ec_truncate(call_frame_t * frame, xlator_t * this, uintptr_t target,
+                 int32_t minimum, fop_truncate_cbk_t func, void * data,
+                 loc_t * loc, off_t offset, dict_t * xdata)
+{
+    ec_cbk_t callback = { .truncate = func };
+    ec_fop_data_t * fop = NULL;
+    int32_t error = EIO;
+
+    gf_log("ec", GF_LOG_TRACE, "EC(TRUNCATE) %p", frame);
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = ec_fop_data_allocate(frame, this, GF_FOP_TRUNCATE,
+                               EC_FLAG_UPDATE_LOC_INODE, target, minimum,
+                               ec_wind_truncate, ec_manager_truncate, callback,
+                               data);
+    if (fop == NULL)
+    {
+        goto out;
+    }
+
+    fop->offset = offset;
+
+    if (loc != NULL)
+    {
+        if (loc_copy(&fop->loc[0], loc) != 0)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to copy a location.");
+
+            goto out;
+        }
+    }
+    if (xdata != NULL)
+    {
+        fop->xdata = dict_ref(xdata);
+        if (fop->xdata == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                             "dictionary.");
+
+            goto out;
+        }
+    }
+
+    error = 0;
+
+out:
+    if (fop != NULL)
+    {
+        ec_manager(fop, error);
+    }
+    else
+    {
+        func(frame, NULL, this, -1, EIO, NULL, NULL, NULL);
+    }
+}
+
+/* FOP: ftruncate */
+
+int32_t ec_ftruncate_cbk(call_frame_t * frame, void * cookie, xlator_t * this,
+                         int32_t op_ret, int32_t op_errno,
+                         struct iatt * prebuf, struct iatt * postbuf,
+                         dict_t * xdata)
+{
+    ec_fop_data_t * fop = NULL;
+    ec_cbk_data_t * cbk = NULL;
+    int32_t idx = (int32_t)(uintptr_t)cookie;
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame->local, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = frame->local;
+
+    ec_trace("CBK", fop, "idx=%d, frame=%p, op_ret=%d, op_errno=%d", idx,
+             frame, op_ret, op_errno);
+
+    cbk = ec_cbk_data_allocate(frame, this, fop, GF_FOP_FTRUNCATE, idx, op_ret,
+                               op_errno);
+    if (cbk != NULL)
+    {
+        if (op_ret >= 0)
+        {
+            if (prebuf != NULL)
+            {
+                cbk->iatt[0] = *prebuf;
+            }
+            if (postbuf != NULL)
+            {
+                cbk->iatt[1] = *postbuf;
+            }
+        }
+        if (xdata != NULL)
+        {
+            cbk->xdata = dict_ref(xdata);
+            if (cbk->xdata == NULL)
+            {
+                gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                                 "dictionary.");
+
+                goto out;
+            }
+        }
+
+        ec_combine(cbk, ec_combine_truncate);
+    }
+
+out:
+    if (fop != NULL)
+    {
+        ec_complete(fop);
+    }
+
+    return 0;
+}
+
+void ec_wind_ftruncate(ec_t * ec, ec_fop_data_t * fop, int32_t idx)
+{
+    ec_trace("WIND", fop, "idx=%d", idx);
+
+    STACK_WIND_COOKIE(fop->frame, ec_ftruncate_cbk, (void *)(uintptr_t)idx,
+                      ec->xl_list[idx], ec->xl_list[idx]->fops->ftruncate,
+                      fop->fd, fop->offset, fop->xdata);
+}
+
+void ec_ftruncate(call_frame_t * frame, xlator_t * this, uintptr_t target,
+                  int32_t minimum, fop_ftruncate_cbk_t func, void * data,
+                  fd_t * fd, off_t offset, dict_t * xdata)
+{
+    ec_cbk_t callback = { .ftruncate = func };
+    ec_fop_data_t * fop = NULL;
+    int32_t error = EIO;
+
+    gf_log("ec", GF_LOG_TRACE, "EC(FTRUNCATE) %p", frame);
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = ec_fop_data_allocate(frame, this, GF_FOP_FTRUNCATE,
+                               EC_FLAG_UPDATE_FD_INODE, target, minimum,
+                               ec_wind_ftruncate, ec_manager_truncate,
+                               callback, data);
+    if (fop == NULL)
+    {
+        goto out;
+    }
+
+    fop->offset = offset;
+
+    if (fd != NULL)
+    {
+        fop->fd = fd_ref(fd);
+        if (fop->fd == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                             "file descriptor.");
+
+            goto out;
+        }
+    }
+    if (xdata != NULL)
+    {
+        fop->xdata = dict_ref(xdata);
+        if (fop->xdata == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                             "dictionary.");
+
+            goto out;
+        }
+    }
+
+    error = 0;
+
+out:
+    if (fop != NULL)
+    {
+        ec_manager(fop, error);
+    }
+    else
+    {
+        func(frame, NULL, this, -1, EIO, NULL, NULL, NULL);
+    }
+}
+
+/* FOP: writev */
+
+int32_t ec_writev_init(ec_fop_data_t * fop)
+{
+    ec_t * ec = fop->xl->private;
+    struct iobref * iobref = NULL;
+    struct iobuf * iobuf = NULL;
+    void * ptr = NULL;
+    ec_fd_t * ctx;
+
+    ctx = ec_fd_get(fop->fd, fop->xl);
+    if (ctx != NULL)
+    {
+        if ((ctx->flags & O_ACCMODE) == O_RDONLY)
+        {
+            return EBADF;
+        }
+    }
+
+    fop->user_size = iov_length(fop->vector, fop->int32);
+    fop->head = ec_adjust_offset(ec, &fop->offset, 0);
+    fop->size = ec_adjust_size(ec, fop->user_size + fop->head, 0);
+
+    iobref = iobref_new();
+    if (iobref == NULL)
+    {
+        goto out;
+    }
+    iobuf = iobuf_get2(fop->xl->ctx->iobuf_pool, fop->size);
+    if (iobuf == NULL)
+    {
+        goto out;
+    }
+    if (iobref_add(iobref, iobuf) != 0)
+    {
+        goto out;
+    }
+
+    ptr = iobuf->ptr + fop->head;
+    ec_iov_copy_to(ptr, fop->vector, fop->int32, 0, fop->user_size);
+
+    fop->vector[0].iov_base = iobuf->ptr;
+    fop->vector[0].iov_len = fop->size;
+
+    iobuf_unref(iobuf);
+
+    iobref_unref(fop->buffers);
+    fop->buffers = iobref;
+
+    return 0;
+
+out:
+    if (iobuf != NULL)
+    {
+        iobuf_unref(iobuf);
+    }
+    if (iobref != NULL)
+    {
+        iobref_unref(iobref);
+    }
+
+    return EIO;
+}
+
+int32_t ec_writev_merge_tail(call_frame_t * frame, void * cookie,
+                             xlator_t * this, int32_t op_ret, int32_t op_errno,
+                             struct iovec * vector, int32_t count,
+                             struct iatt * stbuf, struct iobref * iobref,
+                             dict_t * xdata)
+{
+    ec_t * ec = this->private;
+    ec_fop_data_t * fop = frame->local;
+    size_t size, base, tmp;
+
+    if (op_ret >= 0)
+    {
+        tmp = 0;
+        size = fop->size - fop->user_size - fop->head;
+        base = ec->stripe_size - size;
+        if (op_ret > base)
+        {
+            tmp = min(op_ret - base, size);
+            ec_iov_copy_to(fop->vector[0].iov_base + fop->size - size, vector,
+                           count, base, tmp);
+
+            size -= tmp;
+        }
+
+        if (size > 0)
+        {
+            memset(fop->vector[0].iov_base + fop->size - size, 0, size);
+        }
+    }
+
+    return 0;
+}
+
+int32_t ec_writev_merge_head(call_frame_t * frame, void * cookie,
+                             xlator_t * this, int32_t op_ret, int32_t op_errno,
+                             struct iovec * vector, int32_t count,
+                             struct iatt * stbuf, struct iobref * iobref,
+                             dict_t * xdata)
+{
+    ec_t * ec = this->private;
+    ec_fop_data_t * fop = frame->local;
+    size_t size, base;
+
+    if (op_ret >= 0)
+    {
+        size = fop->head;
+        base = 0;
+
+        if (op_ret > 0)
+        {
+            base = min(op_ret, size);
+            ec_iov_copy_to(fop->vector[0].iov_base, vector, count, 0, base);
+
+            size -= base;
+        }
+
+        if (size > 0)
+        {
+            memset(fop->vector[0].iov_base + base, 0, size);
+        }
+
+        size = fop->size - fop->user_size - fop->head;
+        if ((size > 0) && (fop->size == ec->stripe_size))
+        {
+            ec_writev_merge_tail(frame, cookie, this, op_ret, op_errno, vector,
+                                 count, stbuf, iobref, xdata);
+        }
+    }
+
+    return 0;
+}
+
+void ec_writev_start(ec_fop_data_t * fop)
+{
+    ec_t * ec = fop->xl->private;
+    size_t tail;
+
+    if (fop->head > 0)
+    {
+        ec_readv(fop->frame, fop->xl, -1, EC_MINIMUM_MIN, ec_writev_merge_head,
+                 NULL, fop->fd, ec->stripe_size, fop->offset, 0, NULL);
+    }
+    tail = fop->size - fop->user_size - fop->head;
+    if ((tail > 0) && ((fop->head == 0) || (fop->size > ec->stripe_size)))
+    {
+        if (fop->pre_size > fop->offset + fop->head + fop->user_size)
+        {
+            ec_readv(fop->frame, fop->xl, -1, EC_MINIMUM_MIN,
+                     ec_writev_merge_tail, NULL, fop->fd, ec->stripe_size,
+                     fop->offset + fop->size - ec->stripe_size, 0, NULL);
+        }
+        else
+        {
+            memset(fop->vector[0].iov_base + fop->size - tail, 0, tail);
+        }
+    }
+}
+
+int32_t ec_combine_writev(ec_fop_data_t * fop, ec_cbk_data_t * dst,
+                          ec_cbk_data_t * src)
+{
+    if (!ec_iatt_combine(dst->iatt, src->iatt, 2))
+    {
+        gf_log(fop->xl->name, GF_LOG_NOTICE, "Mismatching iatt in "
+                                             "answers of 'GF_FOP_WRITE'");
+
+        return 0;
+    }
+
+    return 1;
+}
+
+int32_t ec_writev_cbk(call_frame_t * frame, void * cookie, xlator_t * this,
+                      int32_t op_ret, int32_t op_errno, struct iatt * prebuf,
+                      struct iatt * postbuf, dict_t * xdata)
+{
+    ec_fop_data_t * fop = NULL;
+    ec_cbk_data_t * cbk = NULL;
+    ec_t * ec = this->private;
+    int32_t idx = (int32_t)(uintptr_t)cookie;
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame->local, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = frame->local;
+
+    ec_trace("CBK", fop, "idx=%d, frame=%p, op_ret=%d, op_errno=%d", idx,
+             frame, op_ret, op_errno);
+
+    cbk = ec_cbk_data_allocate(frame, this, fop, GF_FOP_WRITE, idx, op_ret,
+                               op_errno);
+    if (cbk != NULL)
+    {
+        if (op_ret >= 0)
+        {
+            if (prebuf != NULL)
+            {
+                cbk->iatt[0] = *prebuf;
+            }
+            if (postbuf != NULL)
+            {
+                cbk->iatt[1] = *postbuf;
+            }
+        }
+        if (xdata != NULL)
+        {
+            cbk->xdata = dict_ref(xdata);
+            if (cbk->xdata == NULL)
+            {
+                gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                                 "dictionary.");
+
+                goto out;
+            }
+        }
+
+        if ((op_ret > 0) && ((op_ret % ec->fragment_size) != 0))
+        {
+            cbk->op_ret = -1;
+            cbk->op_errno = EIO;
+        }
+
+        ec_combine(cbk, ec_combine_writev);
+    }
+
+out:
+    if (fop != NULL)
+    {
+        ec_complete(fop);
+    }
+
+    return 0;
+}
+
+void ec_wind_writev(ec_t * ec, ec_fop_data_t * fop, int32_t idx)
+{
+    ec_trace("WIND", fop, "idx=%d", idx);
+
+    struct iovec vector[fop->int32];
+    struct iobuf_pool * pool = NULL;
+    struct iobref * iobref = NULL;
+    struct iobuf * iobuf = NULL;
+    uint8_t * ptr = NULL;
+    ssize_t size = 0, slice = 0, pagesize = 0, maxsize = 0;
+    int32_t count = 0;
+
+    pool = fop->xl->ctx->iobuf_pool;
+
+    pagesize = iobpool_default_pagesize(pool);
+    maxsize = pagesize * ec->fragments;
+
+    iobref = iobref_new();
+    if (iobref == NULL)
+    {
+        goto out;
+    }
+
+    ptr = fop->vector[0].iov_base;
+    size = fop->vector[0].iov_len;
+
+    count = 0;
+    while (size > 0)
+    {
+        iobuf = iobuf_get(pool);
+        if (iobuf == NULL)
+        {
+            goto out;
+        }
+        if (iobref_add(iobref, iobuf) != 0)
+        {
+            goto out;
+        }
+
+        slice = size;
+        if (slice > maxsize)
+        {
+            slice = maxsize;
+        }
+
+        ec_method_encode(slice, ec->fragments, idx, ptr, iobuf->ptr);
+        ptr += slice;
+
+        vector[count].iov_base = iobuf->ptr;
+        vector[count].iov_len = slice / ec->fragments;
+        count++;
+
+        iobuf_unref(iobuf);
+
+        size -= slice;
+    }
+
+    STACK_WIND_COOKIE(fop->frame, ec_writev_cbk, (void *)(uintptr_t)idx,
+                      ec->xl_list[idx], ec->xl_list[idx]->fops->writev,
+                      fop->fd, vector, count, fop->offset / ec->fragments,
+                      fop->uint32, iobref, fop->xdata);
+
+    iobref_unref(iobref);
+
+    return;
+
+out:
+    if (iobuf != NULL)
+    {
+        iobuf_unref(iobuf);
+    }
+    if (iobref != NULL)
+    {
+        iobref_unref(iobref);
+    }
+
+    ec_writev_cbk(fop->frame, (void *)(uintptr_t)idx, fop->xl, -1, EIO, NULL,
+                  NULL, NULL);
+}
+
+int32_t ec_manager_writev(ec_fop_data_t * fop, int32_t state)
+{
+    ec_cbk_data_t * cbk;
+
+    switch (state)
+    {
+        case EC_STATE_INIT:
+            fop->error = ec_writev_init(fop);
+            if (fop->error != 0)
+            {
+                return EC_STATE_REPORT;
+            }
+
+        case EC_STATE_LOCK:
+            ec_lock_fd(fop, fop->fd);
+
+            return EC_STATE_GET_SIZE_AND_VERSION;
+
+        case EC_STATE_GET_SIZE_AND_VERSION:
+            ec_get_size_version(fop);
+
+            return EC_STATE_DISPATCH;
+
+        case EC_STATE_DISPATCH:
+            ec_writev_start(fop);
+
+            return EC_STATE_WRITE_START;
+
+        case EC_STATE_WRITE_START:
+            ec_dispatch_all(fop);
+
+            return EC_STATE_PREPARE_ANSWER;
+
+        case EC_STATE_PREPARE_ANSWER:
+            cbk = fop->answer;
+            if (cbk != NULL)
+            {
+                if (!ec_dict_combine(cbk, EC_COMBINE_XDATA))
+                {
+                    if (cbk->op_ret >= 0)
+                    {
+                        cbk->op_ret = -1;
+                        cbk->op_errno = EIO;
+                    }
+                }
+                if (cbk->op_ret < 0)
+                {
+                    ec_fop_set_error(fop, cbk->op_errno);
+                }
+                else
+                {
+                    ec_t * ec = fop->xl->private;
+                    size_t size;
+
+                    ec_iatt_rebuild(fop->xl->private, cbk->iatt, 2,
+                                    cbk->count);
+
+                    size = fop->offset + fop->head + fop->user_size;
+                    if (size > fop->pre_size)
+                    {
+                        fop->post_size = size;
+                    }
+
+                    cbk->iatt[0].ia_size = fop->pre_size;
+                    cbk->iatt[1].ia_size = fop->post_size;
+
+                    cbk->op_ret *= ec->fragments;
+                    if (cbk->op_ret < fop->head)
+                    {
+                        cbk->op_ret = 0;
+                    }
+                    else
+                    {
+                        cbk->op_ret -= fop->head;
+                    }
+                    if (cbk->op_ret > fop->user_size)
+                    {
+                        cbk->op_ret = fop->user_size;
+                    }
+                }
+            }
+            else
+            {
+                ec_fop_set_error(fop, EIO);
+            }
+
+            return EC_STATE_REPORT;
+
+        case EC_STATE_REPORT:
+            cbk = fop->answer;
+
+            GF_ASSERT(cbk != NULL);
+
+            if (fop->cbks.writev != NULL)
+            {
+                fop->cbks.writev(fop->req_frame, fop, fop->xl, cbk->op_ret,
+                                 cbk->op_errno, &cbk->iatt[0], &cbk->iatt[1],
+                                 cbk->xdata);
+            }
+
+            if (cbk->op_ret >= 0)
+            {
+                return EC_STATE_UPDATE_SIZE_AND_VERSION;
+            }
+            return EC_STATE_UNLOCK;
+
+        case -EC_STATE_LOCK:
+        case -EC_STATE_GET_SIZE_AND_VERSION:
+        case -EC_STATE_DISPATCH:
+        case -EC_STATE_PREPARE_ANSWER:
+        case -EC_STATE_REPORT:
+            GF_ASSERT(fop->error != 0);
+
+            if (fop->cbks.writev != NULL)
+            {
+                fop->cbks.writev(fop->req_frame, fop, fop->xl, -1, fop->error,
+                                 NULL, NULL, NULL);
+            }
+
+            return EC_STATE_UNLOCK;
+
+        case EC_STATE_UPDATE_SIZE_AND_VERSION:
+            ec_update_size_version(fop);
+
+            return EC_STATE_UNLOCK;
+
+        case -EC_STATE_UPDATE_SIZE_AND_VERSION:
+        case -EC_STATE_UNLOCK:
+        case EC_STATE_UNLOCK:
+            ec_unlock(fop);
+
+            return EC_STATE_END;
+
+        default:
+            gf_log(fop->xl->name, GF_LOG_ERROR, "Unhandled state %d for %s",
+                   state, ec_fop_name(fop->id));
+
+            return EC_STATE_END;
+    }
+}
+
+void ec_writev(call_frame_t * frame, xlator_t * this, uintptr_t target,
+               int32_t minimum, fop_writev_cbk_t func, void * data, fd_t * fd,
+               struct iovec * vector, int32_t count, off_t offset,
+               uint32_t flags, struct iobref * iobref, dict_t * xdata)
+{
+    ec_cbk_t callback = { .writev = func };
+    ec_fop_data_t * fop = NULL;
+    int32_t error = EIO;
+
+    gf_log("ec", GF_LOG_TRACE, "EC(WRITE) %p", frame);
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = ec_fop_data_allocate(frame, this, GF_FOP_WRITE,
+                               EC_FLAG_UPDATE_FD_INODE, target, minimum,
+                               ec_wind_writev, ec_manager_writev, callback,
+                               data);
+    if (fop == NULL)
+    {
+        goto out;
+    }
+
+    fop->int32 = count;
+    fop->offset = offset;
+    fop->uint32 = flags;
+
+    if (fd != NULL)
+    {
+        fop->fd = fd_ref(fd);
+        if (fop->fd == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                             "file descriptor.");
+
+            goto out;
+        }
+    }
+    if (count > 0)
+    {
+        fop->vector = iov_dup(vector, count);
+        if (fop->vector == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to duplicate a "
+                                             "vector list.");
+
+            goto out;
+        }
+        fop->int32 = count;
+    }
+    if (iobref != NULL)
+    {
+        fop->buffers = iobref_ref(iobref);
+        if (fop->buffers == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                             "buffer.");
+
+            goto out;
+        }
+    }
+    if (xdata != NULL)
+    {
+        fop->xdata = dict_ref(xdata);
+        if (fop->xdata == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                             "dictionary.");
+
+            goto out;
+        }
+    }
+
+    error = 0;
+
+out:
+    if (fop != NULL)
+    {
+        ec_manager(fop, error);
+    }
+    else
+    {
+        func(frame, NULL, this, -1, EIO, NULL, NULL, NULL);
+    }
+}
diff --git a/xlators/cluster/ec/src/ec-locks.c b/xlators/cluster/ec/src/ec-locks.c
new file mode 100644
index 00000000000..96c1e03f8ec
--- /dev/null
+++ b/xlators/cluster/ec/src/ec-locks.c
@@ -0,0 +1,1292 @@
+/*
+  Copyright (c) 2012 DataLab, s.l. <http://www.datalab.es>
+
+  This file is part of the cluster/ec translator for GlusterFS.
+
+  The cluster/ec translator for GlusterFS is free software: you can
+  redistribute it and/or modify it under the terms of the GNU General
+  Public License as published by the Free Software Foundation, either
+  version 3 of the License, or (at your option) any later version.
+
+  The cluster/ec translator for GlusterFS is distributed in the hope
+  that it will be useful, but WITHOUT ANY WARRANTY; without even the
+  implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+  PURPOSE. See the GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with the cluster/ec translator for GlusterFS. If not, see
+  <http://www.gnu.org/licenses/>.
+*/
+
+#include "xlator.h"
+#include "defaults.h"
+
+#include "ec-helpers.h"
+#include "ec-common.h"
+#include "ec-combine.h"
+#include "ec-method.h"
+#include "ec-fops.h"
+
+#define EC_LOCK_MODE_NONE 0
+#define EC_LOCK_MODE_INC  1
+#define EC_LOCK_MODE_ALL  2
+
+int32_t ec_lock_check(ec_fop_data_t * fop, ec_cbk_data_t ** cbk,
+                      uintptr_t * mask)
+{
+    ec_t * ec = fop->xl->private;
+    ec_cbk_data_t * ans = NULL;
+    uintptr_t locked = 0, notlocked = 0;
+    int32_t error = -1;
+
+    list_for_each_entry(ans, &fop->cbk_list, list)
+    {
+        if (ans->op_ret >= 0)
+        {
+            if (locked != 0)
+            {
+                error = EIO;
+            }
+            locked |= ans->mask;
+            *cbk = ans;
+        }
+        else if (ans->op_errno == EAGAIN)
+        {
+            notlocked |= ans->mask;
+        }
+    }
+
+    if (error == -1)
+    {
+        if (ec_bits_count(locked | notlocked) >= ec->fragments)
+        {
+            if (notlocked == 0)
+            {
+                fop->answer = *cbk;
+
+                ec_update_bad(fop, locked);
+
+                error = 0;
+            }
+            else
+            {
+                if (fop->uint32 == EC_LOCK_MODE_NONE)
+                {
+                    error = EAGAIN;
+                }
+                else
+                {
+                    fop->uint32 = EC_LOCK_MODE_INC;
+                }
+            }
+        }
+        else
+        {
+            error = EIO;
+        }
+    }
+
+    *mask = locked;
+
+    return error;
+}
+
+uintptr_t ec_lock_handler(ec_fop_data_t * fop, ec_cbk_data_t * cbk,
+                          ec_combine_f combine)
+{
+    uintptr_t mask = 0;
+
+    if (fop->uint32 == EC_LOCK_MODE_INC)
+    {
+        if (cbk->op_ret < 0)
+        {
+            if (cbk->op_errno != ENOTCONN)
+            {
+                mask = fop->mask & ~fop->remaining & ~cbk->mask;
+                fop->remaining = 0;
+            }
+        }
+    }
+
+    ec_combine(cbk, combine);
+
+    return mask;
+}
+
+int32_t ec_lock_unlocked(call_frame_t * frame, void * cookie,
+                         xlator_t * this, int32_t op_ret, int32_t op_errno,
+                         dict_t * xdata)
+{
+    if (op_ret < 0)
+    {
+        gf_log(this->name, GF_LOG_WARNING, "Failed to unlock an entry/inode");
+    }
+
+    return 0;
+}
+
+int32_t ec_lock_lk_unlocked(call_frame_t * frame, void * cookie,
+                            xlator_t * this, int32_t op_ret, int32_t op_errno,
+                            struct gf_flock * flock, dict_t * xdata)
+{
+    if (op_ret < 0)
+    {
+        gf_log(this->name, GF_LOG_WARNING, "Failed to unlock an lk");
+    }
+
+    return 0;
+}
+
+/* FOP: entrylk */
+
+int32_t ec_entrylk_cbk(call_frame_t * frame, void * cookie, xlator_t * this,
+                       int32_t op_ret, int32_t op_errno, dict_t * xdata)
+{
+    ec_fop_data_t * fop = NULL;
+    ec_cbk_data_t * cbk = NULL;
+    int32_t idx = (int32_t)(uintptr_t)cookie;
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame->local, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = frame->local;
+
+    ec_trace("CBK", fop, "idx=%d, frame=%p, op_ret=%d, op_errno=%d", idx,
+             frame, op_ret, op_errno);
+
+    cbk = ec_cbk_data_allocate(frame, this, fop, GF_FOP_ENTRYLK, idx, op_ret,
+                               op_errno);
+    if (cbk != NULL)
+    {
+        uintptr_t mask;
+
+        if (xdata != NULL)
+        {
+            cbk->xdata = dict_ref(xdata);
+            if (cbk->xdata == NULL)
+            {
+                gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                                 "dictionary.");
+
+                goto out;
+            }
+        }
+
+        mask = ec_lock_handler(fop, cbk, NULL);
+        if (mask != 0)
+        {
+            ec_entrylk(fop->req_frame, fop->xl, mask, 1, ec_lock_unlocked,
+                       NULL, fop->str[0], &fop->loc[0], fop->str[1],
+                       ENTRYLK_UNLOCK, fop->entrylk_type, fop->xdata);
+        }
+    }
+
+out:
+    if (fop != NULL)
+    {
+        ec_complete(fop);
+    }
+
+    return 0;
+}
+
+void ec_wind_entrylk(ec_t * ec, ec_fop_data_t * fop, int32_t idx)
+{
+    ec_trace("WIND", fop, "idx=%d", idx);
+
+    STACK_WIND_COOKIE(fop->frame, ec_entrylk_cbk, (void *)(uintptr_t)idx,
+                      ec->xl_list[idx], ec->xl_list[idx]->fops->entrylk,
+                      fop->str[0], &fop->loc[0], fop->str[1], fop->entrylk_cmd,
+                      fop->entrylk_type, fop->xdata);
+}
+
+int32_t ec_manager_entrylk(ec_fop_data_t * fop, int32_t state)
+{
+    ec_cbk_data_t * cbk;
+
+    switch (state)
+    {
+        case EC_STATE_INIT:
+            if (fop->entrylk_cmd == ENTRYLK_LOCK)
+            {
+                fop->uint32 = EC_LOCK_MODE_ALL;
+                fop->entrylk_cmd = ENTRYLK_LOCK_NB;
+            }
+
+        case EC_STATE_DISPATCH:
+            ec_dispatch_all(fop);
+
+            return EC_STATE_PREPARE_ANSWER;
+
+        case EC_STATE_PREPARE_ANSWER:
+            cbk = fop->answer;
+            if ((cbk == NULL) ||
+                ((cbk->op_ret < 0) && (cbk->op_errno == EAGAIN)))
+            {
+                uintptr_t mask;
+
+                fop->error = ec_lock_check(fop, &cbk, &mask);
+                if (fop->error != 0)
+                {
+                    if (mask != 0)
+                    {
+                        if (fop->fd == NULL)
+                        {
+                            ec_entrylk(fop->req_frame, fop->xl, mask, 1,
+                                       ec_lock_unlocked, NULL, fop->str[0],
+                                       &fop->loc[0], fop->str[1],
+                                       ENTRYLK_UNLOCK, fop->entrylk_type,
+                                       fop->xdata);
+                        }
+                        else
+                        {
+                            ec_fentrylk(fop->req_frame, fop->xl, mask, 1,
+                                        ec_lock_unlocked, NULL, fop->str[0],
+                                        fop->fd, fop->str[1], ENTRYLK_UNLOCK,
+                                        fop->entrylk_type, fop->xdata);
+                        }
+                    }
+                    if (fop->error > 0)
+                    {
+                        return EC_STATE_REPORT;
+                    }
+
+                    fop->error = 0;
+
+                    fop->entrylk_cmd = ENTRYLK_LOCK;
+
+                    ec_dispatch_inc(fop);
+
+                    return EC_STATE_PREPARE_ANSWER;
+                }
+            }
+
+            return EC_STATE_REPORT;
+
+        case EC_STATE_REPORT:
+            cbk = fop->answer;
+
+            GF_ASSERT(cbk != NULL);
+
+            if (fop->fd == NULL)
+            {
+                if (fop->cbks.entrylk != NULL)
+                {
+                    fop->cbks.entrylk(fop->req_frame, fop, fop->xl,
+                                      cbk->op_ret, cbk->op_errno, cbk->xdata);
+                }
+            }
+            else
+            {
+                if (fop->cbks.fentrylk != NULL)
+                {
+                    fop->cbks.fentrylk(fop->req_frame, fop, fop->xl,
+                                       cbk->op_ret, cbk->op_errno, cbk->xdata);
+                }
+            }
+
+            ec_wait_winds(fop);
+
+            return EC_STATE_END;
+
+        case -EC_STATE_DISPATCH:
+        case -EC_STATE_PREPARE_ANSWER:
+        case -EC_STATE_REPORT:
+            GF_ASSERT(fop->error != 0);
+
+            if (fop->fd == NULL)
+            {
+                if (fop->cbks.entrylk != NULL)
+                {
+                    fop->cbks.entrylk(fop->req_frame, fop, fop->xl, -1,
+                                      fop->error, NULL);
+                }
+            }
+            else
+            {
+                if (fop->cbks.fentrylk != NULL)
+                {
+                    fop->cbks.fentrylk(fop->req_frame, fop, fop->xl, -1,
+                                       fop->error, NULL);
+                }
+            }
+
+            ec_wait_winds(fop);
+
+            return EC_STATE_END;
+
+        default:
+            gf_log(fop->xl->name, GF_LOG_ERROR, "Unhandled state %d for %s",
+                   state, ec_fop_name(fop->id));
+
+            return EC_STATE_END;
+    }
+}
+
+void ec_entrylk(call_frame_t * frame, xlator_t * this, uintptr_t target,
+                int32_t minimum, fop_entrylk_cbk_t func, void * data,
+                const char * volume, loc_t * loc, const char * basename,
+                entrylk_cmd cmd, entrylk_type type, dict_t * xdata)
+{
+    ec_cbk_t callback = { .entrylk = func };
+    ec_fop_data_t * fop = NULL;
+    int32_t error = EIO;
+
+    gf_log("ec", GF_LOG_TRACE, "EC(ENTRYLK) %p", frame);
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = ec_fop_data_allocate(frame, this, GF_FOP_ENTRYLK,
+                               EC_FLAG_UPDATE_LOC_INODE, target, minimum,
+                               ec_wind_entrylk, ec_manager_entrylk, callback,
+                               data);
+    if (fop == NULL)
+    {
+        goto out;
+    }
+
+    fop->entrylk_cmd = cmd;
+    fop->entrylk_type = type;
+
+    if (volume != NULL)
+    {
+        fop->str[0] = gf_strdup(volume);
+        if (fop->str[0] == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to duplicate a string.");
+
+            goto out;
+        }
+    }
+    if (loc != NULL)
+    {
+        if (loc_copy(&fop->loc[0], loc) != 0)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to copy a location.");
+
+            goto out;
+        }
+    }
+    if (basename != NULL)
+    {
+        fop->str[1] = gf_strdup(basename);
+        if (fop->str[1] == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to duplicate a string.");
+
+            goto out;
+        }
+    }
+    if (xdata != NULL)
+    {
+        fop->xdata = dict_ref(xdata);
+        if (fop->xdata == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                             "dictionary.");
+
+            goto out;
+        }
+    }
+
+    error = 0;
+
+out:
+    if (fop != NULL)
+    {
+        ec_manager(fop, error);
+    }
+    else
+    {
+        func(frame, NULL, this, -1, EIO, NULL);
+    }
+}
+
+/* FOP: fentrylk */
+
+int32_t ec_fentrylk_cbk(call_frame_t * frame, void * cookie, xlator_t * this,
+                        int32_t op_ret, int32_t op_errno, dict_t * xdata)
+{
+    ec_fop_data_t * fop = NULL;
+    ec_cbk_data_t * cbk = NULL;
+    int32_t idx = (int32_t)(uintptr_t)cookie;
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame->local, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = frame->local;
+
+    ec_trace("CBK", fop, "idx=%d, frame=%p, op_ret=%d, op_errno=%d", idx,
+             frame, op_ret, op_errno);
+
+    cbk = ec_cbk_data_allocate(frame, this, fop, GF_FOP_FENTRYLK, idx, op_ret,
+                               op_errno);
+    if (cbk != NULL)
+    {
+        uintptr_t mask;
+
+        if (xdata != NULL)
+        {
+            cbk->xdata = dict_ref(xdata);
+            if (cbk->xdata == NULL)
+            {
+                gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                                 "dictionary.");
+
+                goto out;
+            }
+        }
+
+        mask = ec_lock_handler(fop, cbk, NULL);
+        if (mask != 0)
+        {
+            ec_fentrylk(fop->req_frame, fop->xl, mask, 1, ec_lock_unlocked,
+                        NULL, fop->str[0], fop->fd, fop->str[1],
+                        ENTRYLK_UNLOCK, fop->entrylk_type, fop->xdata);
+        }
+    }
+
+out:
+    if (fop != NULL)
+    {
+        ec_complete(fop);
+    }
+
+    return 0;
+}
+
+void ec_wind_fentrylk(ec_t * ec, ec_fop_data_t * fop, int32_t idx)
+{
+    ec_trace("WIND", fop, "idx=%d", idx);
+
+    STACK_WIND_COOKIE(fop->frame, ec_fentrylk_cbk, (void *)(uintptr_t)idx,
+                      ec->xl_list[idx], ec->xl_list[idx]->fops->fentrylk,
+                      fop->str[0], fop->fd, fop->str[1], fop->entrylk_cmd,
+                      fop->entrylk_type, fop->xdata);
+}
+
+void ec_fentrylk(call_frame_t * frame, xlator_t * this, uintptr_t target,
+                 int32_t minimum, fop_fentrylk_cbk_t func, void * data,
+                 const char * volume, fd_t * fd, const char * basename,
+                 entrylk_cmd cmd, entrylk_type type, dict_t * xdata)
+{
+    ec_cbk_t callback = { .fentrylk = func };
+    ec_fop_data_t * fop = NULL;
+    int32_t error = EIO;
+
+    gf_log("ec", GF_LOG_TRACE, "EC(FENTRYLK) %p", frame);
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = ec_fop_data_allocate(frame, this, GF_FOP_FENTRYLK,
+                               EC_FLAG_UPDATE_FD_INODE, target, minimum,
+                               ec_wind_fentrylk, ec_manager_entrylk, callback,
+                               data);
+    if (fop == NULL)
+    {
+        goto out;
+    }
+
+    fop->entrylk_cmd = cmd;
+    fop->entrylk_type = type;
+
+    if (volume != NULL)
+    {
+        fop->str[0] = gf_strdup(volume);
+        if (fop->str[0] == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to duplicate a string.");
+
+            goto out;
+        }
+    }
+    if (fd != NULL)
+    {
+        fop->fd = fd_ref(fd);
+        if (fop->fd == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                             "file descriptor.");
+
+            goto out;
+        }
+    }
+    if (basename != NULL)
+    {
+        fop->str[1] = gf_strdup(basename);
+        if (fop->str[1] == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to duplicate a string.");
+
+            goto out;
+        }
+    }
+    if (xdata != NULL)
+    {
+        fop->xdata = dict_ref(xdata);
+        if (fop->xdata == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                             "dictionary.");
+
+            goto out;
+        }
+    }
+
+    error = 0;
+
+out:
+    if (fop != NULL)
+    {
+        ec_manager(fop, error);
+    }
+    else
+    {
+        func(frame, NULL, this, -1, EIO, NULL);
+    }
+}
+
+/* FOP: inodelk */
+
+int32_t ec_inodelk_cbk(call_frame_t * frame, void * cookie, xlator_t * this,
+                       int32_t op_ret, int32_t op_errno, dict_t * xdata)
+{
+    ec_fop_data_t * fop = NULL;
+    ec_cbk_data_t * cbk = NULL;
+    int32_t idx = (int32_t)(uintptr_t)cookie;
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame->local, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = frame->local;
+
+    ec_trace("CBK", fop, "idx=%d, frame=%p, op_ret=%d, op_errno=%d", idx,
+             frame, op_ret, op_errno);
+
+    cbk = ec_cbk_data_allocate(frame, this, fop, GF_FOP_INODELK, idx, op_ret,
+                               op_errno);
+    if (cbk != NULL)
+    {
+        uintptr_t mask;
+
+        if (xdata != NULL)
+        {
+            cbk->xdata = dict_ref(xdata);
+            if (cbk->xdata == NULL)
+            {
+                gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                                 "dictionary.");
+
+                goto out;
+            }
+        }
+
+        mask = ec_lock_handler(fop, cbk, NULL);
+        if (mask != 0)
+        {
+            ec_t * ec = fop->xl->private;
+            struct gf_flock flock;
+
+            flock.l_type = F_UNLCK;
+            flock.l_whence = fop->flock.l_whence;
+            flock.l_start = fop->flock.l_start * ec->fragments;
+            flock.l_len = fop->flock.l_len * ec->fragments;
+            flock.l_pid = 0;
+            flock.l_owner.len = 0;
+
+            ec_inodelk(fop->req_frame, fop->xl, mask, 1, ec_lock_unlocked,
+                       NULL, fop->str[0], &fop->loc[0], F_SETLK, &flock,
+                       fop->xdata);
+        }
+    }
+
+out:
+    if (fop != NULL)
+    {
+        ec_complete(fop);
+    }
+
+    return 0;
+}
+
+void ec_wind_inodelk(ec_t * ec, ec_fop_data_t * fop, int32_t idx)
+{
+    ec_trace("WIND", fop, "idx=%d", idx);
+
+    STACK_WIND_COOKIE(fop->frame, ec_inodelk_cbk, (void *)(uintptr_t)idx,
+                      ec->xl_list[idx], ec->xl_list[idx]->fops->inodelk,
+                      fop->str[0], &fop->loc[0], fop->int32, &fop->flock,
+                      fop->xdata);
+}
+
+int32_t ec_manager_inodelk(ec_fop_data_t * fop, int32_t state)
+{
+    ec_cbk_data_t * cbk;
+
+    switch (state)
+    {
+        case EC_STATE_INIT:
+            fop->flock.l_len += ec_adjust_offset(fop->xl->private,
+                                                 &fop->flock.l_start, 1);
+            fop->flock.l_len = ec_adjust_size(fop->xl->private,
+                                              fop->flock.l_len, 1);
+            if ((fop->int32 == F_SETLKW) && (fop->flock.l_type != F_UNLCK))
+            {
+                fop->uint32 = EC_LOCK_MODE_ALL;
+                fop->int32 = F_SETLK;
+            }
+
+        case EC_STATE_DISPATCH:
+            ec_dispatch_all(fop);
+
+            return EC_STATE_PREPARE_ANSWER;
+
+        case EC_STATE_PREPARE_ANSWER:
+            cbk = fop->answer;
+            if ((cbk == NULL) ||
+                ((cbk->op_ret < 0) && (cbk->op_errno == EAGAIN)))
+            {
+                uintptr_t mask;
+
+                fop->error = ec_lock_check(fop, &cbk, &mask);
+                if (fop->error != 0)
+                {
+                    if (mask != 0)
+                    {
+                        ec_t * ec = fop->xl->private;
+                        struct gf_flock flock;
+
+                        flock.l_type = F_UNLCK;
+                        flock.l_whence = fop->flock.l_whence;
+                        flock.l_start = fop->flock.l_start * ec->fragments;
+                        flock.l_len = fop->flock.l_len * ec->fragments;
+                        flock.l_pid = 0;
+                        flock.l_owner.len = 0;
+
+                        if (fop->fd == NULL)
+                        {
+                            ec_inodelk(fop->req_frame, fop->xl, mask, 1,
+                                       ec_lock_unlocked, NULL, fop->str[0],
+                                       &fop->loc[0], F_SETLK, &flock,
+                                       fop->xdata);
+                        }
+                        else
+                        {
+                            ec_finodelk(fop->req_frame, fop->xl, mask, 1,
+                                        ec_lock_unlocked, NULL, fop->str[0],
+                                        fop->fd, F_SETLK, &flock, fop->xdata);
+                        }
+                    }
+                    if (fop->error > 0)
+                    {
+                        return EC_STATE_REPORT;
+                    }
+
+                    fop->error = 0;
+
+                    fop->int32 = F_SETLKW;
+
+                    ec_dispatch_inc(fop);
+
+                    return EC_STATE_PREPARE_ANSWER;
+                }
+            }
+
+            return EC_STATE_REPORT;
+
+        case EC_STATE_REPORT:
+            cbk = fop->answer;
+
+            GF_ASSERT(cbk != NULL);
+
+            if (fop->fd == NULL)
+            {
+                if (fop->cbks.inodelk != NULL)
+                {
+                    fop->cbks.inodelk(fop->req_frame, fop, fop->xl,
+                                      cbk->op_ret, cbk->op_errno, cbk->xdata);
+                }
+            }
+            else
+            {
+                if (fop->cbks.finodelk != NULL)
+                {
+                    fop->cbks.finodelk(fop->req_frame, fop, fop->xl,
+                                       cbk->op_ret, cbk->op_errno, cbk->xdata);
+                }
+            }
+
+            ec_wait_winds(fop);
+
+            return EC_STATE_END;
+
+        case -EC_STATE_DISPATCH:
+        case -EC_STATE_PREPARE_ANSWER:
+        case -EC_STATE_REPORT:
+            GF_ASSERT(fop->error != 0);
+
+            if (fop->fd == NULL)
+            {
+                if (fop->cbks.inodelk != NULL)
+                {
+                    fop->cbks.inodelk(fop->req_frame, fop, fop->xl, -1,
+                                      fop->error, NULL);
+                }
+            }
+            else
+            {
+                if (fop->cbks.finodelk != NULL)
+                {
+                    fop->cbks.finodelk(fop->req_frame, fop, fop->xl, -1,
+                                       fop->error, NULL);
+                }
+            }
+
+            ec_wait_winds(fop);
+
+            return EC_STATE_END;
+
+        default:
+            gf_log(fop->xl->name, GF_LOG_ERROR, "Unhandled state %d for %s",
+                   state, ec_fop_name(fop->id));
+
+            return EC_STATE_END;
+    }
+}
+
+void ec_inodelk(call_frame_t * frame, xlator_t * this, uintptr_t target,
+                int32_t minimum, fop_inodelk_cbk_t func, void * data,
+                const char * volume, loc_t * loc, int32_t cmd,
+                struct gf_flock * flock, dict_t * xdata)
+{
+    ec_cbk_t callback = { .inodelk = func };
+    ec_fop_data_t * fop = NULL;
+    int32_t error = EIO;
+
+    gf_log("ec", GF_LOG_TRACE, "EC(INODELK) %p", frame);
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = ec_fop_data_allocate(frame, this, GF_FOP_INODELK,
+                               EC_FLAG_UPDATE_LOC_INODE, target, minimum,
+                               ec_wind_inodelk, ec_manager_inodelk, callback,
+                               data);
+    if (fop == NULL)
+    {
+        goto out;
+    }
+
+    fop->int32 = cmd;
+
+    if (volume != NULL)
+    {
+        fop->str[0] = gf_strdup(volume);
+        if (fop->str[0] == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to duplicate a string.");
+
+            goto out;
+        }
+    }
+    if (loc != NULL)
+    {
+        if (loc_copy(&fop->loc[0], loc) != 0)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to copy a location.");
+
+            goto out;
+        }
+    }
+    if (flock != NULL)
+    {
+        fop->flock.l_type = flock->l_type;
+        fop->flock.l_whence = flock->l_whence;
+        fop->flock.l_start = flock->l_start;
+        fop->flock.l_len = flock->l_len;
+        fop->flock.l_pid = flock->l_pid;
+        fop->flock.l_owner.len = flock->l_owner.len;
+        if (flock->l_owner.len > 0)
+        {
+            memcpy(fop->flock.l_owner.data, flock->l_owner.data,
+                   flock->l_owner.len);
+        }
+    }
+    if (xdata != NULL)
+    {
+        fop->xdata = dict_ref(xdata);
+        if (fop->xdata == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                             "dictionary.");
+
+            goto out;
+        }
+    }
+
+    error = 0;
+
+out:
+    if (fop != NULL)
+    {
+        ec_manager(fop, error);
+    }
+    else
+    {
+        func(frame, NULL, this, -1, EIO, NULL);
+    }
+}
+
+/* FOP: finodelk */
+
+int32_t ec_finodelk_cbk(call_frame_t * frame, void * cookie, xlator_t * this,
+                        int32_t op_ret, int32_t op_errno, dict_t * xdata)
+{
+    ec_fop_data_t * fop = NULL;
+    ec_cbk_data_t * cbk = NULL;
+    int32_t idx = (int32_t)(uintptr_t)cookie;
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame->local, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = frame->local;
+
+    ec_trace("CBK", fop, "idx=%d, frame=%p, op_ret=%d, op_errno=%d", idx,
+             frame, op_ret, op_errno);
+
+    cbk = ec_cbk_data_allocate(frame, this, fop, GF_FOP_FINODELK, idx, op_ret,
+                               op_errno);
+    if (cbk != NULL)
+    {
+        uintptr_t mask;
+
+        if (xdata != NULL)
+        {
+            cbk->xdata = dict_ref(xdata);
+            if (cbk->xdata == NULL)
+            {
+                gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                                 "dictionary.");
+
+                goto out;
+            }
+        }
+
+        mask = ec_lock_handler(fop, cbk, NULL);
+        if (mask != 0)
+        {
+            ec_t * ec = fop->xl->private;
+            struct gf_flock flock;
+
+            flock.l_type = F_UNLCK;
+            flock.l_whence = fop->flock.l_whence;
+            flock.l_start = fop->flock.l_start * ec->fragments;
+            flock.l_len = fop->flock.l_len * ec->fragments;
+            flock.l_pid = 0;
+            flock.l_owner.len = 0;
+
+            ec_finodelk(fop->req_frame, fop->xl, mask, 1, ec_lock_unlocked,
+                        NULL, fop->str[0], fop->fd, F_SETLK, &flock,
+                        fop->xdata);
+        }
+    }
+
+out:
+    if (fop != NULL)
+    {
+        ec_complete(fop);
+    }
+
+    return 0;
+}
+
+void ec_wind_finodelk(ec_t * ec, ec_fop_data_t * fop, int32_t idx)
+{
+    ec_trace("WIND", fop, "idx=%d", idx);
+
+    STACK_WIND_COOKIE(fop->frame, ec_finodelk_cbk, (void *)(uintptr_t)idx,
+                      ec->xl_list[idx], ec->xl_list[idx]->fops->finodelk,
+                      fop->str[0], fop->fd, fop->int32, &fop->flock,
+                      fop->xdata);
+}
+
+void ec_finodelk(call_frame_t * frame, xlator_t * this, uintptr_t target,
+                 int32_t minimum, fop_finodelk_cbk_t func, void * data,
+                 const char * volume, fd_t * fd, int32_t cmd,
+                 struct gf_flock * flock, dict_t * xdata)
+{
+    ec_cbk_t callback = { .finodelk = func };
+    ec_fop_data_t * fop = NULL;
+    int32_t error = EIO;
+
+    gf_log("ec", GF_LOG_TRACE, "EC(FINODELK) %p", frame);
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = ec_fop_data_allocate(frame, this, GF_FOP_FINODELK,
+                               EC_FLAG_UPDATE_FD_INODE, target, minimum,
+                               ec_wind_finodelk, ec_manager_inodelk, callback,
+                               data);
+    if (fop == NULL)
+    {
+        goto out;
+    }
+
+    fop->int32 = cmd;
+
+    if (volume != NULL)
+    {
+        fop->str[0] = gf_strdup(volume);
+        if (fop->str[0] == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to duplicate a string.");
+
+            goto out;
+        }
+    }
+    if (fd != NULL)
+    {
+        fop->fd = fd_ref(fd);
+        if (fop->fd == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                             "file descriptor.");
+
+            goto out;
+        }
+    }
+    if (flock != NULL)
+    {
+        fop->flock.l_type = flock->l_type;
+        fop->flock.l_whence = flock->l_whence;
+        fop->flock.l_start = flock->l_start;
+        fop->flock.l_len = flock->l_len;
+        fop->flock.l_pid = flock->l_pid;
+        fop->flock.l_owner.len = flock->l_owner.len;
+        if (flock->l_owner.len > 0)
+        {
+            memcpy(fop->flock.l_owner.data, flock->l_owner.data,
+                   flock->l_owner.len);
+        }
+    }
+    if (xdata != NULL)
+    {
+        fop->xdata = dict_ref(xdata);
+        if (fop->xdata == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                             "dictionary.");
+
+            goto out;
+        }
+    }
+
+    error = 0;
+
+out:
+    if (fop != NULL)
+    {
+        ec_manager(fop, error);
+    }
+    else
+    {
+        func(frame, NULL, this, -1, EIO, NULL);
+    }
+}
+
+/* FOP: lk */
+
+int32_t ec_combine_lk(ec_fop_data_t * fop, ec_cbk_data_t * dst,
+                      ec_cbk_data_t * src)
+{
+    if (!ec_flock_compare(&dst->flock, &src->flock))
+    {
+        gf_log(fop->xl->name, GF_LOG_NOTICE, "Mismatching lock in "
+                                             "answers of 'GF_FOP_LK'");
+
+        return 0;
+    }
+
+    return 1;
+}
+
+int32_t ec_lk_cbk(call_frame_t * frame, void * cookie, xlator_t * this,
+                  int32_t op_ret, int32_t op_errno, struct gf_flock * flock,
+                  dict_t * xdata)
+{
+    ec_fop_data_t * fop = NULL;
+    ec_cbk_data_t * cbk = NULL;
+    int32_t idx = (int32_t)(uintptr_t)cookie;
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame->local, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = frame->local;
+
+    ec_trace("CBK", fop, "idx=%d, frame=%p, op_ret=%d, op_errno=%d", idx,
+             frame, op_ret, op_errno);
+
+    cbk = ec_cbk_data_allocate(frame, this, fop, GF_FOP_LK, idx, op_ret,
+                               op_errno);
+    if (cbk != NULL)
+    {
+        uintptr_t mask;
+
+        if (op_ret >= 0)
+        {
+            if (flock != NULL)
+            {
+                cbk->flock.l_type = flock->l_type;
+                cbk->flock.l_whence = flock->l_whence;
+                cbk->flock.l_start = flock->l_start;
+                cbk->flock.l_len = flock->l_len;
+                cbk->flock.l_pid = flock->l_pid;
+                cbk->flock.l_owner.len = flock->l_owner.len;
+                if (flock->l_owner.len > 0)
+                {
+                    memcpy(cbk->flock.l_owner.data, flock->l_owner.data,
+                           flock->l_owner.len);
+                }
+            }
+        }
+        if (xdata != NULL)
+        {
+            cbk->xdata = dict_ref(xdata);
+            if (cbk->xdata == NULL)
+            {
+                gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                                 "dictionary.");
+
+                goto out;
+            }
+        }
+
+        mask = ec_lock_handler(fop, cbk, ec_combine_lk);
+        if (mask != 0)
+        {
+            ec_t * ec = fop->xl->private;
+            struct gf_flock flock;
+
+            flock.l_type = F_UNLCK;
+            flock.l_whence = fop->flock.l_whence;
+            flock.l_start = fop->flock.l_start * ec->fragments;
+            flock.l_len = fop->flock.l_len * ec->fragments;
+            flock.l_pid = 0;
+            flock.l_owner.len = 0;
+
+            ec_lk(fop->req_frame, fop->xl, mask, 1, ec_lock_lk_unlocked, NULL,
+                  fop->fd, F_SETLK, &flock, fop->xdata);
+        }
+    }
+
+out:
+    if (fop != NULL)
+    {
+        ec_complete(fop);
+    }
+
+    return 0;
+}
+
+void ec_wind_lk(ec_t * ec, ec_fop_data_t * fop, int32_t idx)
+{
+    ec_trace("WIND", fop, "idx=%d", idx);
+
+    STACK_WIND_COOKIE(fop->frame, ec_lk_cbk, (void *)(uintptr_t)idx,
+                      ec->xl_list[idx], ec->xl_list[idx]->fops->lk, fop->fd,
+                      fop->int32, &fop->flock, fop->xdata);
+}
+
+int32_t ec_manager_lk(ec_fop_data_t * fop, int32_t state)
+{
+    ec_cbk_data_t * cbk;
+
+    switch (state)
+    {
+        case EC_STATE_INIT:
+            fop->flock.l_len += ec_adjust_offset(fop->xl->private,
+                                                 &fop->flock.l_start, 1);
+            fop->flock.l_len = ec_adjust_size(fop->xl->private,
+                                              fop->flock.l_len, 1);
+            if ((fop->int32 == F_SETLKW) && (fop->flock.l_type != F_UNLCK))
+            {
+                fop->uint32 = EC_LOCK_MODE_ALL;
+                fop->int32 = F_SETLK;
+            }
+
+        case EC_STATE_DISPATCH:
+            ec_dispatch_all(fop);
+
+            return EC_STATE_PREPARE_ANSWER;
+
+        case EC_STATE_PREPARE_ANSWER:
+            cbk = fop->answer;
+            if ((cbk == NULL) ||
+                ((cbk->op_ret < 0) && (cbk->op_errno == EAGAIN)))
+            {
+                uintptr_t mask;
+
+                fop->error = ec_lock_check(fop, &cbk, &mask);
+                if (fop->error != 0)
+                {
+                    if (mask != 0)
+                    {
+                        ec_t * ec = fop->xl->private;
+                        struct gf_flock flock;
+
+                        flock.l_type = F_UNLCK;
+                        flock.l_whence = fop->flock.l_whence;
+                        flock.l_start = fop->flock.l_start * ec->fragments;
+                        flock.l_len = fop->flock.l_len * ec->fragments;
+                        flock.l_pid = 0;
+                        flock.l_owner.len = 0;
+
+                        ec_lk(fop->req_frame, fop->xl, mask, 1,
+                              ec_lock_lk_unlocked, NULL, fop->fd, F_SETLK,
+                              &flock, fop->xdata);
+                    }
+                    if (fop->error > 0)
+                    {
+                        return EC_STATE_REPORT;
+                    }
+
+                    fop->error = 0;
+
+                    fop->int32 = F_SETLKW;
+
+                    ec_dispatch_inc(fop);
+
+                    return EC_STATE_PREPARE_ANSWER;
+                }
+            }
+
+            return EC_STATE_REPORT;
+
+        case EC_STATE_REPORT:
+            cbk = fop->answer;
+
+            GF_ASSERT(cbk != NULL);
+
+            if (fop->cbks.lk != NULL)
+            {
+                fop->cbks.lk(fop->req_frame, fop, fop->xl, cbk->op_ret,
+                             cbk->op_errno, &cbk->flock, cbk->xdata);
+            }
+
+            ec_wait_winds(fop);
+
+            return EC_STATE_END;
+
+        case -EC_STATE_DISPATCH:
+        case -EC_STATE_PREPARE_ANSWER:
+        case -EC_STATE_REPORT:
+            GF_ASSERT(fop->error != 0);
+
+            if (fop->cbks.lk != NULL)
+            {
+                fop->cbks.lk(fop->req_frame, fop, fop->xl, -1, fop->error,
+                             NULL, NULL);
+            }
+
+            ec_wait_winds(fop);
+
+            return EC_STATE_END;
+
+        default:
+            gf_log(fop->xl->name, GF_LOG_ERROR, "Unhandled state %d for %s",
+                   state, ec_fop_name(fop->id));
+
+            return EC_STATE_END;
+    }
+}
+
+void ec_lk(call_frame_t * frame, xlator_t * this, uintptr_t target,
+           int32_t minimum, fop_lk_cbk_t func, void * data, fd_t * fd,
+           int32_t cmd, struct gf_flock * flock, dict_t * xdata)
+{
+    ec_cbk_t callback = { .lk = func };
+    ec_fop_data_t * fop = NULL;
+    int32_t error = EIO;
+
+    gf_log("ec", GF_LOG_TRACE, "EC(LK) %p", frame);
+
+    VALIDATE_OR_GOTO(this, out);
+    GF_VALIDATE_OR_GOTO(this->name, frame, out);
+    GF_VALIDATE_OR_GOTO(this->name, this->private, out);
+
+    fop = ec_fop_data_allocate(frame, this, GF_FOP_LK, EC_FLAG_UPDATE_FD_INODE,
+                               target, minimum, ec_wind_lk, ec_manager_lk,
+                               callback, data);
+    if (fop == NULL)
+    {
+        goto out;
+    }
+
+    fop->int32 = cmd;
+
+    if (fd != NULL)
+    {
+        fop->fd = fd_ref(fd);
+        if (fop->fd == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                             "file descriptor.");
+
+            goto out;
+        }
+    }
+    if (flock != NULL)
+    {
+        fop->flock.l_type = flock->l_type;
+        fop->flock.l_whence = flock->l_whence;
+        fop->flock.l_start = flock->l_start;
+        fop->flock.l_len = flock->l_len;
+        fop->flock.l_pid = flock->l_pid;
+        fop->flock.l_owner.len = flock->l_owner.len;
+        if (flock->l_owner.len > 0)
+        {
+            memcpy(fop->flock.l_owner.data, flock->l_owner.data,
+                   flock->l_owner.len);
+        }
+    }
+    if (xdata != NULL)
+    {
+        fop->xdata = dict_ref(xdata);
+        if (fop->xdata == NULL)
+        {
+            gf_log(this->name, GF_LOG_ERROR, "Failed to reference a "
+                                             "dictionary.");
+
+            goto out;
+        }
+    }
+
+    error = 0;
+
+out:
+    if (fop != NULL)
+    {
+        ec_manager(fop, error);
+    }
+    else
+    {
+        func(frame, NULL, this, -1, EIO, NULL, NULL);
+    }
+}
diff --git a/xlators/cluster/ec/src/ec-mem-types.h b/xlators/cluster/ec/src/ec-mem-types.h
new file mode 100644
index 00000000000..f312d1e333f
--- /dev/null
+++ b/xlators/cluster/ec/src/ec-mem-types.h
@@ -0,0 +1,39 @@
+/*
+  Copyright (c) 2012 DataLab, s.l. <http://www.datalab.es>
+
+  This file is part of the cluster/ec translator for GlusterFS.
+
+  The cluster/ec translator for GlusterFS is free software: you can
+  redistribute it and/or modify it under the terms of the GNU General
+  Public License as published by the Free Software Foundation, either
+  version 3 of the License, or (at your option) any later version.
+
+  The cluster/ec translator for GlusterFS is distributed in the hope
+  that it will be useful, but WITHOUT ANY WARRANTY; without even the
+  implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+  PURPOSE. See the GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with the cluster/ec translator for GlusterFS. If not, see
+  <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef __EC_MEM_TYPES_H__
+#define __EC_MEM_TYPES_H__
+
+#include "mem-types.h"
+
+enum gf_ec_mem_types_
+{
+    ec_mt_ec_t = gf_common_mt_end + 1,
+    ec_mt_xlator_t,
+    ec_mt_ec_fop_data_t,
+    ec_mt_ec_cbk_data_t,
+    ec_mt_ec_inode_t,
+    ec_mt_ec_fd_t,
+    ec_mt_ec_lock_t,
+    ec_mt_ec_heal_t,
+    ec_mt_end
+};
+
+#endif /* __EC_MEM_TYPES_H__ */
diff --git a/xlators/cluster/ec/src/ec-method.c b/xlators/cluster/ec/src/ec-method.c
new file mode 100644
index 00000000000..deedf2a21f2
--- /dev/null
+++ b/xlators/cluster/ec/src/ec-method.c
@@ -0,0 +1,182 @@
+/*
+  Copyright (c) 2012 DataLab, s.l. <http://www.datalab.es>
+
+  This file is part of the cluster/ec translator for GlusterFS.
+
+  The cluster/ec translator for GlusterFS is free software: you can
+  redistribute it and/or modify it under the terms of the GNU General
+  Public License as published by the Free Software Foundation, either
+  version 3 of the License, or (at your option) any later version.
+
+  The cluster/ec translator for GlusterFS is distributed in the hope
+  that it will be useful, but WITHOUT ANY WARRANTY; without even the
+  implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+  PURPOSE. See the GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with the cluster/ec translator for GlusterFS. If not, see
+  <http://www.gnu.org/licenses/>.
+*/
+
+#include <string.h>
+#include <inttypes.h>
+
+#include "ec-method.h"
+
+#define EC_METHOD_WORD_SIZE 16
+
+static uint32_t GfPow[EC_METHOD_SIZE << 1];
+static uint32_t GfLog[EC_METHOD_SIZE << 1];
+
+void ec_method_initialize(void)
+{
+    uint32_t i;
+
+    GfPow[0] = 1;
+    GfLog[0] = EC_METHOD_SIZE;
+    for (i = 1; i < EC_METHOD_SIZE; i++)
+    {
+        GfPow[i] = GfPow[i - 1] << 1;
+        if (GfPow[i] >= EC_METHOD_SIZE)
+        {
+            GfPow[i] ^= EC_GF_MOD;
+        }
+        GfPow[i + EC_METHOD_SIZE - 1] = GfPow[i];
+        GfLog[GfPow[i] + EC_METHOD_SIZE - 1] = GfLog[GfPow[i]] = i;
+    }
+}
+
+static uint32_t ec_method_mul(uint32_t a, uint32_t b)
+{
+    if (a && b)
+    {
+        return GfPow[GfLog[a] + GfLog[b]];
+    }
+    return 0;
+}
+
+static uint32_t ec_method_div(uint32_t a, uint32_t b)
+{
+    if (b)
+    {
+        if (a)
+        {
+            return GfPow[EC_METHOD_SIZE - 1 + GfLog[a] - GfLog[b]];
+        }
+        return 0;
+    }
+    return EC_METHOD_SIZE;
+}
+
+size_t ec_method_encode(size_t size, uint32_t columns, uint32_t row,
+                        uint8_t * in, uint8_t * out)
+{
+    uint32_t i, j;
+
+    size /= EC_METHOD_CHUNK_SIZE * columns;
+    row++;
+    for (j = 0; j < size; j++)
+    {
+        ec_gf_load(in);
+        in += EC_METHOD_CHUNK_SIZE;
+        for (i = 1; i < columns; i++)
+        {
+            ec_gf_mul_table[row]();
+            ec_gf_xor(in);
+            in += EC_METHOD_CHUNK_SIZE;
+        }
+        ec_gf_store(out);
+        out += EC_METHOD_CHUNK_SIZE;
+    }
+
+    return size * EC_METHOD_CHUNK_SIZE;
+}
+
+size_t ec_method_decode(size_t size, uint32_t columns, uint32_t * rows,
+                        uint8_t ** in, uint8_t * out)
+{
+    uint32_t i, j, k;
+    uint32_t f, off, mask;
+    uint8_t inv[EC_METHOD_MAX_FRAGMENTS][EC_METHOD_MAX_FRAGMENTS + 1];
+    uint8_t mtx[EC_METHOD_MAX_FRAGMENTS][EC_METHOD_MAX_FRAGMENTS];
+    uint8_t * p[EC_METHOD_MAX_FRAGMENTS];
+
+    size /= EC_METHOD_CHUNK_SIZE;
+
+    memset(inv, 0, sizeof(inv));
+    memset(mtx, 0, sizeof(mtx));
+    mask = 0;
+    for (i = 0; i < columns; i++)
+    {
+        inv[i][i] = 1;
+        inv[i][columns] = 1;
+    }
+    k = 0;
+    for (i = 0; i < columns; i++)
+    {
+        while ((mask & 1) != 0)
+        {
+            k++;
+            mask >>= 1;
+        }
+        mtx[k][columns - 1] = 1;
+        for (j = columns - 1; j > 0; j--)
+        {
+            mtx[k][j - 1] = ec_method_mul(mtx[k][j], rows[i] + 1);
+        }
+        p[k] = in[i];
+        k++;
+        mask >>= 1;
+    }
+
+    for (i = 0; i < columns; i++)
+    {
+        f = mtx[i][i];
+        for (j = 0; j < columns; j++)
+        {
+            mtx[i][j] = ec_method_div(mtx[i][j], f);
+            inv[i][j] = ec_method_div(inv[i][j], f);
+        }
+        for (j = 0; j < columns; j++)
+        {
+            if (i != j)
+            {
+                f = mtx[j][i];
+                for (k = 0; k < columns; k++)
+                {
+                    mtx[j][k] ^= ec_method_mul(mtx[i][k], f);
+                    inv[j][k] ^= ec_method_mul(inv[i][k], f);
+                }
+            }
+        }
+    }
+    off = 0;
+    for (f = 0; f < size; f++)
+    {
+        for (i = 0; i < columns; i++)
+        {
+            ec_gf_load(p[0] + off);
+            j = 0;
+            while (j < columns)
+            {
+                k = j + 1;
+                while (inv[i][k] == 0)
+                {
+                    k++;
+                }
+                ec_gf_mul_table[ec_method_div(inv[i][j], inv[i][k])]();
+                if (k < columns)
+                {
+                    ec_gf_xor(p[k] + off);
+                }
+                j = k;
+            }
+            ec_gf_store(out);
+            out += EC_METHOD_CHUNK_SIZE;
+            in[i] += EC_METHOD_CHUNK_SIZE;
+        }
+        off += EC_METHOD_CHUNK_SIZE;
+    }
+
+    return size * EC_METHOD_CHUNK_SIZE * columns;
+}
diff --git a/xlators/cluster/ec/src/ec-method.h b/xlators/cluster/ec/src/ec-method.h
new file mode 100644
index 00000000000..64e724ff3f0
--- /dev/null
+++ b/xlators/cluster/ec/src/ec-method.h
@@ -0,0 +1,42 @@
+/*
+  Copyright (c) 2012 DataLab, s.l. <http://www.datalab.es>
+
+  This file is part of the cluster/ec translator for GlusterFS.
+
+  The cluster/ec translator for GlusterFS is free software: you can
+  redistribute it and/or modify it under the terms of the GNU General
+  Public License as published by the Free Software Foundation, either
+  version 3 of the License, or (at your option) any later version.
+
+  The cluster/ec translator for GlusterFS is distributed in the hope
+  that it will be useful, but WITHOUT ANY WARRANTY; without even the
+  implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+  PURPOSE. See the GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with the cluster/ec translator for GlusterFS. If not, see
+  <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef __EC_METHOD_H__
+#define __EC_METHOD_H__
+
+#include "ec-gf.h"
+
+#define EC_METHOD_MAX_FRAGMENTS 16
+
+#define EC_METHOD_WORD_SIZE 16
+
+#define EC_BUFFER_ALIGN_SIZE EC_METHOD_WORD_SIZE
+
+#define EC_METHOD_BITS EC_GF_BITS
+#define EC_METHOD_SIZE (1 << (EC_METHOD_BITS))
+#define EC_METHOD_CHUNK_SIZE (EC_METHOD_WORD_SIZE * EC_METHOD_BITS)
+
+void ec_method_initialize(void);
+size_t ec_method_encode(size_t size, uint32_t columns, uint32_t row,
+                        uint8_t * in, uint8_t * out);
+size_t ec_method_decode(size_t size, uint32_t columns, uint32_t * rows,
+                        uint8_t ** in, uint8_t * out);
+
+#endif /* __EC_METHOD_H__ */
diff --git a/xlators/cluster/ec/src/ec.c b/xlators/cluster/ec/src/ec.c
new file mode 100644
index 00000000000..3290df55732
--- /dev/null
+++ b/xlators/cluster/ec/src/ec.c
@@ -0,0 +1,904 @@
+/*
+  Copyright (c) 2012 DataLab, s.l. <http://www.datalab.es>
+
+  This file is part of the cluster/ec translator for GlusterFS.
+
+  The cluster/ec translator for GlusterFS is free software: you can
+  redistribute it and/or modify it under the terms of the GNU General
+  Public License as published by the Free Software Foundation, either
+  version 3 of the License, or (at your option) any later version.
+
+  The cluster/ec translator for GlusterFS is distributed in the hope
+  that it will be useful, but WITHOUT ANY WARRANTY; without even the
+  implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+  PURPOSE. See the GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with the cluster/ec translator for GlusterFS. If not, see
+  <http://www.gnu.org/licenses/>.
+*/
+
+#include "defaults.h"
+
+#include "ec-mem-types.h"
+#include "ec-common.h"
+#include "ec-fops.h"
+#include "ec-method.h"
+#include "ec.h"
+
+#define EC_MAX_FRAGMENTS EC_METHOD_MAX_FRAGMENTS
+/* The maximum number of nodes is derived from the maximum allowed fragments
+ * using the rule that redundancy cannot be equal or greater than the number
+ * of fragments.
+ */
+#define EC_MAX_NODES     (EC_MAX_FRAGMENTS + ((EC_MAX_FRAGMENTS - 1) / 2))
+
+int32_t ec_parse_options(xlator_t * this)
+{
+    ec_t * ec = this->private;
+    int32_t error = EINVAL;
+    uintptr_t mask;
+
+    GF_OPTION_INIT("redundancy", ec->redundancy, int32, out);
+    ec->fragments = ec->nodes - ec->redundancy;
+    if ((ec->redundancy < 1) || (ec->redundancy >= ec->fragments) ||
+        (ec->fragments > EC_MAX_FRAGMENTS))
+    {
+        gf_log(this->name, GF_LOG_ERROR, "Invalid redundancy (must be between "
+                                         "1 and %d)", (ec->nodes - 1) / 2);
+
+        goto out;
+    }
+
+    ec->bits_for_nodes = 1;
+    mask = 2;
+    while (ec->nodes > mask)
+    {
+        ec->bits_for_nodes++;
+        mask <<= 1;
+    }
+    ec->node_mask = (1ULL << ec->nodes) - 1ULL;
+    ec->fragment_size = EC_METHOD_CHUNK_SIZE;
+    ec->stripe_size = ec->fragment_size * ec->fragments;
+
+    gf_log("ec", GF_LOG_DEBUG, "Initialized with: nodes=%u, fragments=%u, "
+                               "stripe_size=%u, node_mask=%lX",
+           ec->nodes, ec->fragments, ec->stripe_size, ec->node_mask);
+
+    error = 0;
+
+out:
+    return error;
+}
+
+int32_t ec_prepare_childs(xlator_t * this)
+{
+    ec_t * ec = this->private;
+    xlator_list_t * child = NULL;
+    int32_t count = 0;
+
+    for (child = this->children; child != NULL; child = child->next)
+    {
+        count++;
+    }
+    if (count > EC_MAX_NODES)
+    {
+        gf_log(this->name, GF_LOG_ERROR, "Too many subvolumes");
+
+        return EINVAL;
+    }
+    ec->nodes = count;
+
+    ec->xl_list = GF_CALLOC(count, sizeof(ec->xl_list[0]), ec_mt_xlator_t);
+    if (ec->xl_list == NULL)
+    {
+        gf_log(this->name, GF_LOG_ERROR, "Allocation of xlator list failed");
+
+        return ENOMEM;
+    }
+    ec->xl_up = 0;
+    ec->xl_up_count = 0;
+
+    count = 0;
+    for (child = this->children; child != NULL; child = child->next)
+    {
+        ec->xl_list[count++] = child->xlator;
+    }
+
+    return 0;
+}
+
+void __ec_destroy_private(xlator_t * this)
+{
+    ec_t * ec = this->private;
+
+    if (ec != NULL)
+    {
+        LOCK(&ec->lock);
+
+        if (ec->timer != NULL)
+        {
+            gf_timer_call_cancel(this->ctx, ec->timer);
+            ec->timer = NULL;
+        }
+
+        UNLOCK(&ec->lock);
+
+        /* There is a race with timer because there is no way to know if
+         * timer callback has really been cancelled or it has been scheduled
+         * for execution. If it has been scheduled, it will crash if we
+         * destroy ec too fast.
+         *
+         * Not sure how this can be solved without using global variables or
+         * having support from gf_timer_call_cancel()
+         */
+        sleep(2);
+
+        this->private = NULL;
+        if (ec->xl_list != NULL)
+        {
+            GF_FREE(ec->xl_list);
+            ec->xl_list = NULL;
+        }
+
+        if (ec->fop_pool != NULL)
+        {
+            mem_pool_destroy(ec->fop_pool);
+        }
+
+        if (ec->cbk_pool != NULL)
+        {
+            mem_pool_destroy(ec->cbk_pool);
+        }
+
+        LOCK_DESTROY(&ec->lock);
+
+        GF_FREE(ec);
+    }
+}
+
+int32_t mem_acct_init(xlator_t * this)
+{
+    if (xlator_mem_acct_init(this, ec_mt_end + 1) != 0)
+    {
+        gf_log(this->name, GF_LOG_ERROR, "Memory accounting initialization "
+                                         "failed.");
+
+        return -1;
+    }
+
+    return 0;
+}
+
+int32_t reconfigure(xlator_t * this, dict_t * options)
+{
+    gf_log(this->name, GF_LOG_ERROR, "Online volume reconfiguration is not "
+                                     "supported.");
+
+    return -1;
+}
+
+void ec_up(xlator_t * this, ec_t * ec)
+{
+    if (ec->timer != NULL)
+    {
+        gf_timer_call_cancel(this->ctx, ec->timer);
+        ec->timer = NULL;
+    }
+
+    if (!ec->up && (ec->xl_up_count >= ec->fragments))
+    {
+        if (ec->xl_up_count < ec->nodes)
+        {
+            gf_log("ec", GF_LOG_WARNING, "Starting volume with only %d bricks",
+                   ec->xl_up_count);
+        }
+
+        ec->up = 1;
+        gf_log(this->name, GF_LOG_INFO, "Going UP");
+
+        default_notify(this, GF_EVENT_CHILD_UP, NULL);
+    }
+}
+
+void ec_down(xlator_t * this, ec_t * ec)
+{
+    if (ec->timer != NULL)
+    {
+        gf_timer_call_cancel(this->ctx, ec->timer);
+        ec->timer = NULL;
+    }
+
+    if (ec->up)
+    {
+        ec->up = 0;
+        gf_log(this->name, GF_LOG_INFO, "Going DOWN");
+
+        default_notify(this, GF_EVENT_CHILD_DOWN, NULL);
+    }
+}
+
+void ec_notify_up_cbk(void * data)
+{
+    ec_t * ec = data;
+
+    LOCK(&ec->lock);
+
+    if (ec->timer != NULL)
+    {
+        ec_up(ec->xl, ec);
+    }
+
+    UNLOCK(&ec->lock);
+}
+
+int32_t ec_notify_up(xlator_t * this, ec_t * ec, int32_t idx)
+{
+    struct timespec delay = {0, };
+
+    if (((ec->xl_up >> idx) & 1) == 0)
+    {
+        ec->xl_up |= 1ULL << idx;
+        ec->xl_up_count++;
+
+        gf_log("ec", GF_LOG_DEBUG, "Child %d is UP (%lX, %u)", idx, ec->xl_up,
+               ec->xl_up_count);
+
+        if (ec->xl_up_count == ec->fragments)
+        {
+            gf_log("ec", GF_LOG_DEBUG, "Initiating up timer");
+
+            delay.tv_sec = 5;
+            delay.tv_nsec = 0;
+            ec->timer = gf_timer_call_after(this->ctx, delay, ec_notify_up_cbk,
+                                            ec);
+            if (ec->timer == NULL)
+            {
+                gf_log(this->name, GF_LOG_ERROR, "Cannot create timer for "
+                                                 "delayed initialization");
+
+                return ENOMEM;
+            }
+        }
+        else if (ec->xl_up_count == ec->nodes)
+        {
+            ec_up(this, ec);
+        }
+    }
+
+    return EAGAIN;
+}
+
+int32_t ec_notify_down(xlator_t * this, ec_t * ec, int32_t idx)
+{
+    if (((ec->xl_up >> idx) & 1) != 0)
+    {
+        gf_log("ec", GF_LOG_DEBUG, "Child %d is DOWN", idx);
+
+        ec->xl_up ^= 1ULL << idx;
+        if (ec->xl_up_count-- == ec->fragments)
+        {
+            ec_down(this, ec);
+        }
+    }
+
+    return EAGAIN;
+}
+
+int32_t notify(xlator_t * this, int32_t event, void * data, ...)
+{
+    ec_t * ec = this->private;
+    int32_t idx = 0;
+    int32_t error = 0;
+
+    LOCK(&ec->lock);
+
+    for (idx = 0; idx < ec->nodes; idx++)
+    {
+        if (ec->xl_list[idx] == data)
+        {
+            break;
+        }
+    }
+
+    gf_log("ec", GF_LOG_TRACE, "NOTIFY(%d): %p, %d", event, data, idx);
+
+    if (idx < ec->nodes)
+    {
+        if (event == GF_EVENT_CHILD_UP)
+        {
+            error = ec_notify_up(this, ec, idx);
+        }
+        else if (event == GF_EVENT_CHILD_DOWN)
+        {
+            error = ec_notify_down(this, ec, idx);
+        }
+    }
+
+    UNLOCK(&ec->lock);
+
+    if (error == 0)
+    {
+        return default_notify(this, event, data);
+    }
+
+    return 0;
+}
+
+int32_t init(xlator_t * this)
+{
+    ec_t * ec;
+
+    if (this->parents == NULL)
+    {
+        gf_log(this->name, GF_LOG_WARNING, "Volume does not have parents.");
+    }
+
+    ec = GF_MALLOC(sizeof(*ec), ec_mt_ec_t);
+    if (ec == NULL)
+    {
+        gf_log(this->name, GF_LOG_ERROR, "Failed to allocate private memory.");
+
+        return -1;
+    }
+    memset(ec, 0, sizeof(*ec));
+
+    this->private = ec;
+
+    ec->xl = this;
+    LOCK_INIT(&ec->lock);
+
+    ec->fop_pool = mem_pool_new(ec_fop_data_t, 1024);
+    ec->cbk_pool = mem_pool_new(ec_cbk_data_t, 4096);
+    if ((ec->fop_pool == NULL) || (ec->cbk_pool == NULL))
+    {
+        gf_log(this->name, GF_LOG_ERROR, "Failed to create memory pools.");
+
+        goto failed;
+    }
+
+    if (ec_prepare_childs(this) != 0)
+    {
+        gf_log(this->name, GF_LOG_ERROR, "Failed to initialize xlator");
+
+        goto failed;
+    }
+
+    if (ec_parse_options(this) != 0)
+    {
+        gf_log(this->name, GF_LOG_ERROR, "Failed to parse xlator options");
+
+        goto failed;
+    }
+
+    ec_method_initialize();
+
+    gf_log(this->name, GF_LOG_DEBUG, "Disperse translator initialized.");
+
+    return 0;
+
+failed:
+    __ec_destroy_private(this);
+
+    return -1;
+}
+
+void fini(xlator_t * this)
+{
+    __ec_destroy_private(this);
+}
+
+int32_t ec_gf_access(call_frame_t * frame, xlator_t * this, loc_t * loc,
+                     int32_t mask, dict_t * xdata)
+{
+    ec_access(frame, this, -1, EC_MINIMUM_ONE, default_access_cbk, NULL, loc,
+              mask, xdata);
+
+    return 0;
+}
+
+int32_t ec_gf_create(call_frame_t * frame, xlator_t * this, loc_t * loc,
+                     int32_t flags, mode_t mode, mode_t umask, fd_t * fd,
+                     dict_t * xdata)
+{
+    ec_create(frame, this, -1, EC_MINIMUM_MIN, default_create_cbk, NULL, loc,
+              flags, mode, umask, fd, xdata);
+
+    return 0;
+}
+
+int32_t ec_gf_discard(call_frame_t * frame, xlator_t * this, fd_t * fd,
+                      off_t offset, size_t len, dict_t * xdata)
+{
+    default_discard_failure_cbk(frame, ENOTSUP);
+
+    return 0;
+}
+
+int32_t ec_gf_entrylk(call_frame_t * frame, xlator_t * this,
+                      const char * volume, loc_t * loc, const char * basename,
+                      entrylk_cmd cmd, entrylk_type type, dict_t * xdata)
+{
+    ec_entrylk(frame, this, -1, EC_MINIMUM_ALL, default_entrylk_cbk, NULL,
+               volume, loc, basename, cmd, type, xdata);
+
+    return 0;
+}
+
+int32_t ec_gf_fentrylk(call_frame_t * frame, xlator_t * this,
+                       const char * volume, fd_t * fd, const char * basename,
+                       entrylk_cmd cmd, entrylk_type type, dict_t * xdata)
+{
+    ec_fentrylk(frame, this, -1, EC_MINIMUM_ALL, default_fentrylk_cbk, NULL,
+                volume, fd, basename, cmd, type, xdata);
+
+    return 0;
+}
+
+int32_t ec_gf_fallocate(call_frame_t * frame, xlator_t * this, fd_t * fd,
+                        int32_t keep_size, off_t offset, size_t len,
+                        dict_t * xdata)
+{
+    default_fallocate_failure_cbk(frame, ENOTSUP);
+
+    return 0;
+}
+
+int32_t ec_gf_flush(call_frame_t * frame, xlator_t * this, fd_t * fd,
+                    dict_t * xdata)
+{
+    ec_flush(frame, this, -1, EC_MINIMUM_MIN, default_flush_cbk, NULL, fd,
+             xdata);
+
+    return 0;
+}
+
+int32_t ec_gf_fsync(call_frame_t * frame, xlator_t * this, fd_t * fd,
+                    int32_t datasync, dict_t * xdata)
+{
+    ec_fsync(frame, this, -1, EC_MINIMUM_MIN, default_fsync_cbk, NULL, fd,
+             datasync, xdata);
+
+    return 0;
+}
+
+int32_t ec_gf_fsyncdir(call_frame_t * frame, xlator_t * this, fd_t * fd,
+                       int32_t datasync, dict_t * xdata)
+{
+    ec_fsyncdir(frame, this, -1, EC_MINIMUM_MIN, default_fsyncdir_cbk, NULL,
+                fd, datasync, xdata);
+
+    return 0;
+}
+
+int32_t ec_gf_getxattr(call_frame_t * frame, xlator_t * this, loc_t * loc,
+                       const char * name, dict_t * xdata)
+{
+    ec_getxattr(frame, this, -1, EC_MINIMUM_MIN, default_getxattr_cbk, NULL,
+                loc, name, xdata);
+
+    return 0;
+}
+
+int32_t ec_gf_fgetxattr(call_frame_t * frame, xlator_t * this, fd_t * fd,
+                        const char * name, dict_t * xdata)
+{
+    ec_fgetxattr(frame, this, -1, EC_MINIMUM_MIN, default_fgetxattr_cbk, NULL,
+                 fd, name, xdata);
+
+    return 0;
+}
+
+int32_t ec_gf_inodelk(call_frame_t * frame, xlator_t * this,
+                      const char * volume, loc_t * loc, int32_t cmd,
+                      struct gf_flock * flock, dict_t * xdata)
+{
+    ec_inodelk(frame, this, -1, EC_MINIMUM_ALL, default_inodelk_cbk, NULL,
+               volume, loc, cmd, flock, xdata);
+
+    return 0;
+}
+
+int32_t ec_gf_finodelk(call_frame_t * frame, xlator_t * this,
+                       const char * volume, fd_t * fd, int32_t cmd,
+                       struct gf_flock * flock, dict_t * xdata)
+{
+    ec_finodelk(frame, this, -1, EC_MINIMUM_ALL, default_finodelk_cbk, NULL,
+                volume, fd, cmd, flock, xdata);
+
+    return 0;
+}
+
+int32_t ec_gf_link(call_frame_t * frame, xlator_t * this, loc_t * oldloc,
+                   loc_t * newloc, dict_t * xdata)
+{
+    ec_link(frame, this, -1, EC_MINIMUM_MIN, default_link_cbk, NULL, oldloc,
+            newloc, xdata);
+
+    return 0;
+}
+
+int32_t ec_gf_lk(call_frame_t * frame, xlator_t * this, fd_t * fd,
+                 int32_t cmd, struct gf_flock * flock, dict_t * xdata)
+{
+    ec_lk(frame, this, -1, EC_MINIMUM_ALL, default_lk_cbk, NULL, fd, cmd,
+          flock, xdata);
+
+    return 0;
+}
+
+int32_t ec_gf_lookup(call_frame_t * frame, xlator_t * this, loc_t * loc,
+                     dict_t * xdata)
+{
+    ec_lookup(frame, this, -1, EC_MINIMUM_MIN, default_lookup_cbk, NULL, loc,
+              xdata);
+
+    return 0;
+}
+
+int32_t ec_gf_mkdir(call_frame_t * frame, xlator_t * this, loc_t * loc,
+                    mode_t mode, mode_t umask, dict_t * xdata)
+{
+    ec_mkdir(frame, this, -1, EC_MINIMUM_MIN, default_mkdir_cbk, NULL, loc,
+             mode, umask, xdata);
+
+    return 0;
+}
+
+int32_t ec_gf_mknod(call_frame_t * frame, xlator_t * this, loc_t * loc,
+                    mode_t mode, dev_t rdev, mode_t umask, dict_t * xdata)
+{
+    ec_mknod(frame, this, -1, EC_MINIMUM_MIN, default_mknod_cbk, NULL, loc,
+             mode, rdev, umask, xdata);
+
+    return 0;
+}
+
+int32_t ec_gf_open(call_frame_t * frame, xlator_t * this, loc_t * loc,
+                   int32_t flags, fd_t * fd, dict_t * xdata)
+{
+    ec_open(frame, this, -1, EC_MINIMUM_MIN, default_open_cbk, NULL, loc,
+            flags, fd, xdata);
+
+    return 0;
+}
+
+int32_t ec_gf_opendir(call_frame_t * frame, xlator_t * this, loc_t * loc,
+                      fd_t * fd, dict_t * xdata)
+{
+    ec_opendir(frame, this, -1, EC_MINIMUM_MIN, default_opendir_cbk, NULL, loc,
+               fd, xdata);
+
+    return 0;
+}
+
+int32_t ec_gf_readdir(call_frame_t * frame, xlator_t * this, fd_t * fd,
+                      size_t size, off_t offset, dict_t * xdata)
+{
+    ec_readdir(frame, this, -1, EC_MINIMUM_ONE, default_readdir_cbk, NULL, fd,
+               size, offset, xdata);
+
+    return 0;
+}
+
+int32_t ec_gf_readdirp(call_frame_t * frame, xlator_t * this, fd_t * fd,
+                       size_t size, off_t offset, dict_t * xdata)
+{
+    ec_readdirp(frame, this, -1, EC_MINIMUM_ONE, default_readdirp_cbk, NULL,
+                fd, size, offset, xdata);
+
+    return 0;
+}
+
+int32_t ec_gf_readlink(call_frame_t * frame, xlator_t * this, loc_t * loc,
+                       size_t size, dict_t * xdata)
+{
+    ec_readlink(frame, this, -1, EC_MINIMUM_ONE, default_readlink_cbk, NULL,
+                loc, size, xdata);
+
+    return 0;
+}
+
+int32_t ec_gf_readv(call_frame_t * frame, xlator_t * this, fd_t * fd,
+                    size_t size, off_t offset, uint32_t flags, dict_t * xdata)
+{
+    ec_readv(frame, this, -1, EC_MINIMUM_MIN, default_readv_cbk, NULL, fd,
+             size, offset, flags, xdata);
+
+    return 0;
+}
+
+int32_t ec_gf_removexattr(call_frame_t * frame, xlator_t * this, loc_t * loc,
+                          const char * name, dict_t * xdata)
+{
+    ec_removexattr(frame, this, -1, EC_MINIMUM_MIN, default_removexattr_cbk,
+                   NULL, loc, name, xdata);
+
+    return 0;
+}
+
+int32_t ec_gf_fremovexattr(call_frame_t * frame, xlator_t * this, fd_t * fd,
+                           const char * name, dict_t * xdata)
+{
+    ec_fremovexattr(frame, this, -1, EC_MINIMUM_MIN, default_fremovexattr_cbk,
+                    NULL, fd, name, xdata);
+
+    return 0;
+}
+
+int32_t ec_gf_rename(call_frame_t * frame, xlator_t * this, loc_t * oldloc,
+                     loc_t * newloc, dict_t * xdata)
+{
+    ec_rename(frame, this, -1, EC_MINIMUM_MIN, default_rename_cbk, NULL,
+              oldloc, newloc, xdata);
+
+    return 0;
+}
+
+int32_t ec_gf_rmdir(call_frame_t * frame, xlator_t * this, loc_t * loc,
+                    int xflags, dict_t * xdata)
+{
+    ec_rmdir(frame, this, -1, EC_MINIMUM_MIN, default_rmdir_cbk, NULL, loc,
+             xflags, xdata);
+
+    return 0;
+}
+
+int32_t ec_gf_setattr(call_frame_t * frame, xlator_t * this, loc_t * loc,
+                      struct iatt * stbuf, int32_t valid, dict_t * xdata)
+{
+    ec_setattr(frame, this, -1, EC_MINIMUM_MIN, default_setattr_cbk, NULL, loc,
+               stbuf, valid, xdata);
+
+    return 0;
+}
+
+int32_t ec_gf_fsetattr(call_frame_t * frame, xlator_t * this, fd_t * fd,
+                       struct iatt * stbuf, int32_t valid, dict_t * xdata)
+{
+    ec_fsetattr(frame, this, -1, EC_MINIMUM_MIN, default_fsetattr_cbk, NULL,
+                fd, stbuf, valid, xdata);
+
+    return 0;
+}
+
+int32_t ec_gf_setxattr(call_frame_t * frame, xlator_t * this, loc_t * loc,
+                       dict_t * dict, int32_t flags, dict_t * xdata)
+{
+    ec_setxattr(frame, this, -1, EC_MINIMUM_MIN, default_setxattr_cbk, NULL,
+                loc, dict, flags, xdata);
+
+    return 0;
+}
+
+int32_t ec_gf_fsetxattr(call_frame_t * frame, xlator_t * this, fd_t * fd,
+                        dict_t * dict, int32_t flags, dict_t * xdata)
+{
+    ec_fsetxattr(frame, this, -1, EC_MINIMUM_MIN, default_fsetxattr_cbk, NULL,
+                 fd, dict, flags, xdata);
+
+    return 0;
+}
+
+int32_t ec_gf_stat(call_frame_t * frame, xlator_t * this, loc_t * loc,
+                   dict_t * xdata)
+{
+    ec_stat(frame, this, -1, EC_MINIMUM_MIN, default_stat_cbk, NULL, loc,
+            xdata);
+
+    return 0;
+}
+
+int32_t ec_gf_fstat(call_frame_t * frame, xlator_t * this, fd_t * fd,
+                    dict_t * xdata)
+{
+    ec_fstat(frame, this, -1, EC_MINIMUM_MIN, default_fstat_cbk, NULL, fd,
+             xdata);
+
+    return 0;
+}
+
+int32_t ec_gf_statfs(call_frame_t * frame, xlator_t * this, loc_t * loc,
+                     dict_t * xdata)
+{
+    ec_statfs(frame, this, -1, EC_MINIMUM_MIN, default_statfs_cbk, NULL, loc,
+              xdata);
+
+    return 0;
+}
+
+int32_t ec_gf_symlink(call_frame_t * frame, xlator_t * this,
+                      const char * linkname, loc_t * loc, mode_t umask,
+                      dict_t * xdata)
+{
+    ec_symlink(frame, this, -1, EC_MINIMUM_MIN, default_symlink_cbk, NULL,
+               linkname, loc, umask, xdata);
+
+    return 0;
+}
+
+int32_t ec_gf_truncate(call_frame_t * frame, xlator_t * this, loc_t * loc,
+                       off_t offset, dict_t * xdata)
+{
+    ec_truncate(frame, this, -1, EC_MINIMUM_MIN, default_truncate_cbk, NULL,
+                loc, offset, xdata);
+
+    return 0;
+}
+
+int32_t ec_gf_ftruncate(call_frame_t * frame, xlator_t * this, fd_t * fd,
+                        off_t offset, dict_t * xdata)
+{
+    ec_ftruncate(frame, this, -1, EC_MINIMUM_MIN, default_ftruncate_cbk, NULL,
+                 fd, offset, xdata);
+
+    return 0;
+}
+
+int32_t ec_gf_unlink(call_frame_t * frame, xlator_t * this, loc_t * loc,
+                     int xflags, dict_t * xdata)
+{
+    ec_unlink(frame, this, -1, EC_MINIMUM_MIN, default_unlink_cbk, NULL, loc,
+              xflags, xdata);
+
+    return 0;
+}
+
+int32_t ec_gf_writev(call_frame_t * frame, xlator_t * this, fd_t * fd,
+                     struct iovec * vector, int32_t count, off_t offset,
+                     uint32_t flags, struct iobref * iobref, dict_t * xdata)
+{
+    ec_writev(frame, this, -1, EC_MINIMUM_MIN, default_writev_cbk, NULL, fd,
+              vector, count, offset, flags, iobref, xdata);
+
+    return 0;
+}
+
+int32_t ec_gf_xattrop(call_frame_t * frame, xlator_t * this, loc_t * loc,
+                      gf_xattrop_flags_t optype, dict_t * xattr,
+                      dict_t * xdata)
+{
+    ec_xattrop(frame, this, -1, EC_MINIMUM_MIN, default_xattrop_cbk, NULL, loc,
+               optype, xattr, xdata);
+
+    return 0;
+}
+
+int32_t ec_gf_fxattrop(call_frame_t * frame, xlator_t * this, fd_t * fd,
+                       gf_xattrop_flags_t optype, dict_t * xattr,
+                       dict_t * xdata)
+{
+    ec_fxattrop(frame, this, -1, EC_MINIMUM_MIN, default_fxattrop_cbk, NULL,
+                fd, optype, xattr, xdata);
+
+    return 0;
+}
+
+int32_t ec_gf_zerofill(call_frame_t * frame, xlator_t * this, fd_t * fd,
+                       off_t offset, off_t len, dict_t * xdata)
+{
+    default_zerofill_failure_cbk(frame, ENOTSUP);
+
+    return 0;
+}
+
+void __ec_gf_release_fd(xlator_t * this, fd_t * fd)
+{
+    uint64_t value = 0;
+    ec_fd_t * ctx = NULL;
+
+    if ((fd_ctx_del(fd, this, &value) == 0) && (value != 0))
+    {
+        ctx = (ec_fd_t *)(uintptr_t)value;
+        loc_wipe(&ctx->loc);
+        GF_FREE(ctx);
+    }
+}
+
+void __ec_gf_release_inode(xlator_t * this, inode_t * inode)
+{
+    uint64_t value = 0;
+    ec_inode_t * ctx = NULL;
+
+    if ((inode_ctx_del(inode, this, &value) == 0) && (value != 0))
+    {
+        ctx = (ec_inode_t *)(uintptr_t)value;
+        GF_FREE(ctx);
+    }
+}
+
+int32_t ec_gf_forget(xlator_t * this, inode_t * inode)
+{
+    __ec_gf_release_inode(this, inode);
+
+    return 0;
+}
+
+int32_t ec_gf_invalidate(xlator_t * this, inode_t * inode)
+{
+    __ec_gf_release_inode(this, inode);
+
+    return 0;
+}
+
+int32_t ec_gf_release(xlator_t * this, fd_t * fd)
+{
+    __ec_gf_release_fd(this, fd);
+
+    return 0;
+}
+
+int32_t ec_gf_releasedir(xlator_t * this, fd_t * fd)
+{
+    __ec_gf_release_fd(this, fd);
+
+    return 0;
+}
+
+struct xlator_fops fops =
+{
+    .lookup       = ec_gf_lookup,
+    .stat         = ec_gf_stat,
+    .fstat        = ec_gf_fstat,
+    .truncate     = ec_gf_truncate,
+    .ftruncate    = ec_gf_ftruncate,
+    .access       = ec_gf_access,
+    .readlink     = ec_gf_readlink,
+    .mknod        = ec_gf_mknod,
+    .mkdir        = ec_gf_mkdir,
+    .unlink       = ec_gf_unlink,
+    .rmdir        = ec_gf_rmdir,
+    .symlink      = ec_gf_symlink,
+    .rename       = ec_gf_rename,
+    .link         = ec_gf_link,
+    .create       = ec_gf_create,
+    .open         = ec_gf_open,
+    .readv        = ec_gf_readv,
+    .writev       = ec_gf_writev,
+    .flush        = ec_gf_flush,
+    .fsync        = ec_gf_fsync,
+    .opendir      = ec_gf_opendir,
+    .readdir      = ec_gf_readdir,
+    .readdirp     = ec_gf_readdirp,
+    .fsyncdir     = ec_gf_fsyncdir,
+    .statfs       = ec_gf_statfs,
+    .setxattr     = ec_gf_setxattr,
+    .getxattr     = ec_gf_getxattr,
+    .fsetxattr    = ec_gf_fsetxattr,
+    .fgetxattr    = ec_gf_fgetxattr,
+    .removexattr  = ec_gf_removexattr,
+    .fremovexattr = ec_gf_fremovexattr,
+    .lk           = ec_gf_lk,
+    .inodelk      = ec_gf_inodelk,
+    .finodelk     = ec_gf_finodelk,
+    .entrylk      = ec_gf_entrylk,
+    .fentrylk     = ec_gf_fentrylk,
+    .xattrop      = ec_gf_xattrop,
+    .fxattrop     = ec_gf_fxattrop,
+    .setattr      = ec_gf_setattr,
+    .fsetattr     = ec_gf_fsetattr,
+    .fallocate    = ec_gf_fallocate,
+    .discard      = ec_gf_discard,
+    .zerofill     = ec_gf_zerofill
+};
+
+struct xlator_cbks cbks =
+{
+    .forget            = ec_gf_forget,
+    .release           = ec_gf_release,
+    .releasedir        = ec_gf_releasedir,
+    .invalidate        = ec_gf_invalidate,
+    .client_destroy    = NULL,
+    .client_disconnect = NULL
+};
+
+struct volume_options options[] =
+{
+    {
+        .key = { "redundancy" },
+        .type = GF_OPTION_TYPE_INT,
+        .description = "Maximum number of bricks that can fail "
+                       "simultaneously without losing data."
+    },
+    { }
+};
diff --git a/xlators/cluster/ec/src/ec.h b/xlators/cluster/ec/src/ec.h
new file mode 100644
index 00000000000..85c430e2045
--- /dev/null
+++ b/xlators/cluster/ec/src/ec.h
@@ -0,0 +1,54 @@
+/*
+  Copyright (c) 2012 DataLab, s.l. <http://www.datalab.es>
+
+  This file is part of the cluster/ec translator for GlusterFS.
+
+  The cluster/ec translator for GlusterFS is free software: you can
+  redistribute it and/or modify it under the terms of the GNU General
+  Public License as published by the Free Software Foundation, either
+  version 3 of the License, or (at your option) any later version.
+
+  The cluster/ec translator for GlusterFS is distributed in the hope
+  that it will be useful, but WITHOUT ANY WARRANTY; without even the
+  implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+  PURPOSE. See the GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with the cluster/ec translator for GlusterFS. If not, see
+  <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef __EC_H__
+#define __EC_H__
+
+#include "xlator.h"
+#include "timer.h"
+
+#define EC_XATTR_SIZE    "trusted.ec.size"
+#define EC_XATTR_VERSION "trusted.ec.version"
+
+struct _ec;
+typedef struct _ec ec_t;
+
+struct _ec
+{
+    xlator_t *        xl;
+    int32_t           nodes;
+    int32_t           bits_for_nodes;
+    int32_t           fragments;
+    int32_t           redundancy;
+    uint32_t          fragment_size;
+    uint32_t          stripe_size;
+    int32_t           up;
+    uint32_t          idx;
+    uint32_t          xl_up_count;
+    uintptr_t         xl_up;
+    uintptr_t         node_mask;
+    xlator_t **       xl_list;
+    gf_lock_t         lock;
+    gf_timer_t *      timer;
+    struct mem_pool * fop_pool;
+    struct mem_pool * cbk_pool;
+};
+
+#endif /* __EC_H__ */