nfs: Add RPC and NFS XDR translation routines

Signed-off-by: Shehjar Tikoo <shehjart@gluster.com>
Signed-off-by: Anand V. Avati <avati@dev.gluster.com>

BUG: 399 (NFS translator with Mount v3 and NFS v3 support)
URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=399

11 files changed, 4177 insertions, 1 deletions

diff --git a/xlators/Makefile.am b/xlators/Makefile.am
index 2abb52194..8ca471f94 100644
--- a/xlators/Makefile.am
+++ b/xlators/Makefile.am
@@ -1,3 +1,3 @@
-SUBDIRS = cluster storage protocol performance debug features encryption mount
+SUBDIRS = cluster storage protocol performance debug features encryption mount nfs
 
 CLEANFILES = 
diff --git a/xlators/nfs/Makefile.am b/xlators/nfs/Makefile.am
new file mode 100644
index 000000000..8ead8848a
--- /dev/null
+++ b/xlators/nfs/Makefile.am
@@ -0,0 +1,3 @@
+SUBDIRS = lib
+
+CLEANFILES =
diff --git a/xlators/nfs/lib/Makefile.am b/xlators/nfs/lib/Makefile.am
new file mode 100644
index 000000000..a985f42a8
--- /dev/null
+++ b/xlators/nfs/lib/Makefile.am
@@ -0,0 +1,3 @@
+SUBDIRS = src
+
+CLEANFILES =
diff --git a/xlators/nfs/lib/src/Makefile.am b/xlators/nfs/lib/src/Makefile.am
new file mode 100644
index 000000000..d0221f494
--- /dev/null
+++ b/xlators/nfs/lib/src/Makefile.am
@@ -0,0 +1,11 @@
+lib_LTLIBRARIES = librpcsvc.la
+librpcsvc_la_LDFLAGS = -module -avoidversion
+
+librpcsvc_la_SOURCES = msg-nfs3.c xdr-nfs3.c xdr-rpc.c
+librpcsvc_la_LIBADD = $(top_builddir)/libglusterfs/src/libglusterfs.la
+
+noinst_HEADERS = xdr-rpc.h msg-nfs3.h xdr-common.h xdr-nfs3.h
+AM_CFLAGS = -fPIC -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE -Wall -D$(GF_HOST_OS)\
+	-I$(top_srcdir)/libglusterfs/src -shared -nostartfiles $(GF_CFLAGS)
+
+CLEANFILES =
diff --git a/xlators/nfs/lib/src/msg-nfs3.c b/xlators/nfs/lib/src/msg-nfs3.c
new file mode 100644
index 000000000..781466045
--- /dev/null
+++ b/xlators/nfs/lib/src/msg-nfs3.c
@@ -0,0 +1,558 @@
+/*
+  Copyright (c) 2010 Gluster, Inc. <http://www.gluster.com>
+  This file is part of GlusterFS.
+
+  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.
+
+  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 this program.  If not, see
+  <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef _CONFIG_H
+#define _CONFIG_H
+#include "config.h"
+#endif
+
+#include <sys/uio.h>
+#include <rpc/rpc.h>
+#include <rpc/xdr.h>
+#include <sys/types.h>
+
+#include "xdr-nfs3.h"
+#include "msg-nfs3.h"
+#include "xdr-common.h"
+
+
+/* Decode the mount path from the network message in inmsg
+ * into the memory referenced by outpath.iov_base.
+ * The size allocated for outpath.iov_base is outpath.iov_len.
+ * The size of the path extracted from the message is returned.
+ */
+ssize_t
+xdr_to_mountpath (struct iovec outpath, struct iovec inmsg)
+{
+        XDR     xdr;
+        ssize_t ret = -1;
+        char    *mntpath = NULL;
+
+        if ((!outpath.iov_base) || (!inmsg.iov_base))
+                return -1;
+
+        xdrmem_create (&xdr, inmsg.iov_base, (unsigned int)inmsg.iov_len,
+                       XDR_DECODE);
+
+        mntpath = outpath.iov_base;
+        if (!xdr_dirpath (&xdr, (dirpath *)&mntpath)) {
+                ret = -1;
+                goto ret;
+        }
+
+        ret = xdr_decoded_length (xdr);
+
+ret:
+        return ret;
+}
+
+
+ssize_t
+xdr_serialize_generic (struct iovec outmsg, void *res, xdrproc_t proc)
+{
+        ssize_t ret = -1;
+        XDR     xdr;
+
+        if ((!outmsg.iov_base) || (!res) || (!proc))
+                return -1;
+
+        xdrmem_create (&xdr, outmsg.iov_base, (unsigned int)outmsg.iov_len,
+                       XDR_ENCODE);
+
+        if (!proc (&xdr, res)) {
+                ret = -1;
+                goto ret;
+        }
+
+        ret = xdr_encoded_length (xdr);
+
+ret:
+        return ret;
+}
+
+
+ssize_t
+xdr_to_generic (struct iovec inmsg, void *args, xdrproc_t proc)
+{
+        XDR     xdr;
+        ssize_t ret = -1;
+
+        if ((!inmsg.iov_base) || (!args) || (!proc))
+                return -1;
+
+        xdrmem_create (&xdr, inmsg.iov_base, (unsigned int)inmsg.iov_len,
+                       XDR_DECODE);
+
+        if (!proc (&xdr, args)) {
+                ret  = -1;
+                goto ret;
+        }
+
+        ret = xdr_decoded_length (xdr);
+ret:
+        return ret;
+}
+
+
+ssize_t
+xdr_to_generic_payload (struct iovec inmsg, void *args, xdrproc_t proc,
+                        struct iovec *pendingpayload)
+{
+        XDR     xdr;
+        ssize_t ret = -1;
+
+        if ((!inmsg.iov_base) || (!args) || (!proc))
+                return -1;
+
+        xdrmem_create (&xdr, inmsg.iov_base, (unsigned int)inmsg.iov_len,
+                       XDR_DECODE);
+
+        if (!proc (&xdr, args)) {
+                ret  = -1;
+                goto ret;
+        }
+
+        ret = xdr_decoded_length (xdr);
+
+        if (pendingpayload) {
+                pendingpayload->iov_base = xdr_decoded_remaining_addr (xdr);
+                pendingpayload->iov_len = xdr_decoded_remaining_len (xdr);
+        }
+
+ret:
+        return ret;
+}
+
+
+/* Translate the mountres3 structure in res into XDR format into memory
+ * referenced by outmsg.iov_base.
+ * Returns the number of bytes used in encoding into XDR format.
+ */
+ssize_t
+xdr_serialize_mountres3 (struct iovec outmsg, mountres3 *res)
+{
+        return xdr_serialize_generic (outmsg, (void *)res,
+                                      (xdrproc_t)xdr_mountres3);
+}
+
+
+ssize_t
+xdr_serialize_mountbody (struct iovec outmsg, mountbody *mb)
+{
+        return xdr_serialize_generic (outmsg, (void *)mb,
+                                      (xdrproc_t)xdr_mountbody);
+}
+
+ssize_t
+xdr_serialize_mountlist (struct iovec outmsg, mountlist *ml)
+{
+        return xdr_serialize_generic (outmsg, (void *)ml,
+                                      (xdrproc_t)xdr_mountlist);
+}
+
+
+ssize_t
+xdr_serialize_mountstat3 (struct iovec outmsg, mountstat3 *m)
+{
+        return xdr_serialize_generic (outmsg, (void *)m,
+                                      (xdrproc_t)xdr_mountstat3);
+}
+
+
+ssize_t
+xdr_to_getattr3args (struct iovec inmsg, getattr3args *ga)
+{
+        return xdr_to_generic (inmsg, (void *)ga,(xdrproc_t)xdr_getattr3args);
+}
+
+
+ssize_t
+xdr_serialize_getattr3res (struct iovec outmsg, getattr3res *res)
+{
+        return xdr_serialize_generic (outmsg, (void *)res,
+                                      (xdrproc_t)xdr_getattr3res);
+}
+
+
+ssize_t
+xdr_serialize_setattr3res (struct iovec outmsg, setattr3res *res)
+{
+        return xdr_serialize_generic (outmsg, (void *)res,
+                                      (xdrproc_t)xdr_setattr3res);
+}
+
+
+ssize_t
+xdr_to_setattr3args (struct iovec inmsg, setattr3args *sa)
+{
+        return xdr_to_generic (inmsg, (void *)sa, (xdrproc_t)xdr_setattr3args);
+}
+
+
+ssize_t
+xdr_serialize_lookup3res (struct iovec outmsg, lookup3res *res)
+{
+        return xdr_serialize_generic (outmsg, (void *)res,
+                                      (xdrproc_t)xdr_lookup3res);
+}
+
+
+ssize_t
+xdr_to_lookup3args (struct iovec inmsg, lookup3args *la)
+{
+        return xdr_to_generic (inmsg, (void *)la, (xdrproc_t)xdr_lookup3args);
+}
+
+
+ssize_t
+xdr_to_access3args (struct iovec inmsg, access3args *ac)
+{
+        return xdr_to_generic (inmsg,(void *)ac, (xdrproc_t)xdr_access3args);
+}
+
+
+ssize_t
+xdr_serialize_access3res (struct iovec outmsg, access3res *res)
+{
+        return xdr_serialize_generic (outmsg, (void *)res,
+                                      (xdrproc_t)xdr_access3res);
+}
+
+
+ssize_t
+xdr_to_readlink3args (struct iovec inmsg, readlink3args *ra)
+{
+        return xdr_to_generic (inmsg, (void *)ra, (xdrproc_t)xdr_readlink3args);
+}
+
+
+ssize_t
+xdr_serialize_readlink3res (struct iovec outmsg, readlink3res *res)
+{
+        return xdr_serialize_generic (outmsg, (void *)res,
+                                      (xdrproc_t)xdr_readlink3res);
+}
+
+
+ssize_t
+xdr_to_read3args (struct iovec inmsg, read3args *ra)
+{
+        return xdr_to_generic (inmsg, (void *)ra, (xdrproc_t)xdr_read3args);
+}
+
+
+ssize_t
+xdr_serialize_read3res (struct iovec outmsg, read3res *res)
+{
+        return xdr_serialize_generic (outmsg, (void *)res,
+                                      (xdrproc_t)xdr_read3res);
+}
+
+ssize_t
+xdr_serialize_read3res_nocopy (struct iovec outmsg, read3res *res)
+{
+        return xdr_serialize_generic (outmsg, (void *)res,
+                                      (xdrproc_t)xdr_read3res_nocopy);
+}
+
+
+ssize_t
+xdr_to_write3args (struct iovec inmsg, write3args *wa)
+{
+        return xdr_to_generic (inmsg, (void *)wa,(xdrproc_t)xdr_write3args);
+}
+
+
+ssize_t
+xdr_to_write3args_nocopy (struct iovec inmsg, write3args *wa,
+                          struct iovec *payload)
+{
+        return xdr_to_generic_payload (inmsg, (void *)wa,
+                                       (xdrproc_t)xdr_write3args, payload);
+}
+
+
+ssize_t
+xdr_serialize_write3res (struct iovec outmsg, write3res *res)
+{
+        return xdr_serialize_generic (outmsg, (void *)res,
+                                      (xdrproc_t)xdr_write3res);
+}
+
+
+ssize_t
+xdr_to_create3args (struct iovec inmsg, create3args *ca)
+{
+        return xdr_to_generic (inmsg, (void *)ca, (xdrproc_t)xdr_create3args);
+}
+
+
+ssize_t
+xdr_serialize_create3res (struct iovec outmsg, create3res *res)
+{
+        return xdr_serialize_generic (outmsg, (void *)res,
+                                      (xdrproc_t)xdr_create3res);
+}
+
+
+ssize_t
+xdr_serialize_mkdir3res (struct iovec outmsg, mkdir3res *res)
+{
+        return xdr_serialize_generic (outmsg, (void *)res,
+                                      (xdrproc_t)xdr_mkdir3res);
+}
+
+
+ssize_t
+xdr_to_mkdir3args (struct iovec inmsg, mkdir3args *ma)
+{
+        return xdr_to_generic (inmsg, (void *)ma, (xdrproc_t)xdr_mkdir3args);
+}
+
+
+ssize_t
+xdr_to_symlink3args (struct iovec inmsg, symlink3args *sa)
+{
+        return xdr_to_generic (inmsg, (void *)sa, (xdrproc_t)xdr_symlink3args);
+}
+
+
+ssize_t
+xdr_serialize_symlink3res (struct iovec outmsg, symlink3res *res)
+{
+        return xdr_serialize_generic (outmsg, (void *)res,
+                                      (xdrproc_t)xdr_symlink3res);
+}
+
+
+ssize_t
+xdr_to_mknod3args (struct iovec inmsg, mknod3args *ma)
+{
+        return xdr_to_generic (inmsg, (void *)ma, (xdrproc_t)xdr_mknod3args);
+}
+
+
+ssize_t
+xdr_serialize_mknod3res (struct iovec outmsg, mknod3res *res)
+{
+        return xdr_serialize_generic (outmsg, (void *)res,
+                                      (xdrproc_t)xdr_mknod3res);
+}
+
+
+ssize_t
+xdr_to_remove3args (struct iovec inmsg, remove3args *ra)
+{
+        return xdr_to_generic (inmsg, (void *)ra, (xdrproc_t)xdr_remove3args);
+}
+
+
+ssize_t
+xdr_serialize_remove3res (struct iovec outmsg, remove3res *res)
+{
+        return xdr_serialize_generic (outmsg, (void *)res,
+                                      (xdrproc_t)xdr_remove3res);
+}
+
+
+ssize_t
+xdr_to_rmdir3args (struct iovec inmsg, rmdir3args *ra)
+{
+        return xdr_to_generic (inmsg, (void *)ra, (xdrproc_t)xdr_rmdir3args);
+}
+
+
+ssize_t
+xdr_serialize_rmdir3res (struct iovec outmsg, rmdir3res *res)
+{
+        return xdr_serialize_generic (outmsg, (void *)res,
+                                      (xdrproc_t)xdr_rmdir3res);
+}
+
+
+ssize_t
+xdr_serialize_rename3res (struct iovec outmsg, rename3res *res)
+{
+        return xdr_serialize_generic (outmsg, (void *)res,
+                                      (xdrproc_t)xdr_rename3res);
+}
+
+
+ssize_t
+xdr_to_rename3args (struct iovec inmsg, rename3args *ra)
+{
+        return xdr_to_generic (inmsg, (void *)ra, (xdrproc_t)xdr_rename3args);
+}
+
+
+ssize_t
+xdr_serialize_link3res (struct iovec outmsg, link3res *li)
+{
+        return xdr_serialize_generic (outmsg, (void *)li,
+                                      (xdrproc_t)xdr_link3res);
+}
+
+
+ssize_t
+xdr_to_link3args (struct iovec inmsg, link3args *la)
+{
+        return xdr_to_generic (inmsg, (void *)la, (xdrproc_t)xdr_link3args);
+}
+
+
+ssize_t
+xdr_to_readdir3args (struct iovec inmsg, readdir3args *rd)
+{
+        return xdr_to_generic (inmsg, (void *)rd, (xdrproc_t)xdr_readdir3args);
+}
+
+
+ssize_t
+xdr_serialize_readdir3res (struct iovec outmsg, readdir3res *res)
+{
+        return xdr_serialize_generic (outmsg, (void *)res,
+                                      (xdrproc_t)xdr_readdir3res);
+}
+
+
+ssize_t
+xdr_to_readdirp3args (struct iovec inmsg, readdirp3args *rp)
+{
+        return xdr_to_generic (inmsg, (void *)rp, (xdrproc_t)xdr_readdirp3args);
+}
+
+
+ssize_t
+xdr_serialize_readdirp3res (struct iovec outmsg, readdirp3res *res)
+{
+        return xdr_serialize_generic (outmsg, (void *)res,
+                                      (xdrproc_t)xdr_readdirp3res);
+}
+
+
+ssize_t
+xdr_to_fsstat3args (struct iovec inmsg, fsstat3args *fa)
+{
+        return xdr_to_generic (inmsg, (void *)fa, (xdrproc_t)xdr_fsstat3args);
+}
+
+
+ssize_t
+xdr_serialize_fsstat3res (struct iovec outmsg, fsstat3res *res)
+{
+        return xdr_serialize_generic (outmsg, (void *)res,
+                                      (xdrproc_t)xdr_fsstat3res);
+}
+
+ssize_t
+xdr_to_fsinfo3args (struct iovec inmsg, fsinfo3args *fi)
+{
+        return xdr_to_generic (inmsg, (void *)fi, (xdrproc_t)xdr_fsinfo3args);
+}
+
+
+ssize_t
+xdr_serialize_fsinfo3res (struct iovec outmsg, fsinfo3res *res)
+{
+        return xdr_serialize_generic (outmsg, (void *)res,
+                                      (xdrproc_t)xdr_fsinfo3res);
+}
+
+
+ssize_t
+xdr_to_pathconf3args (struct iovec inmsg, pathconf3args *pc)
+{
+        return xdr_to_generic (inmsg, (void *)pc, (xdrproc_t)xdr_pathconf3args);}
+
+
+ssize_t
+xdr_serialize_pathconf3res (struct iovec outmsg, pathconf3res *res)
+{
+        return xdr_serialize_generic (outmsg, (void *)res,
+                                      (xdrproc_t)xdr_pathconf3res);
+}
+
+
+ssize_t
+xdr_to_commit3args (struct iovec inmsg, commit3args *ca)
+{
+        return xdr_to_generic (inmsg, (void *)ca, (xdrproc_t)xdr_commit3args);
+}
+
+
+ssize_t
+xdr_serialize_commit3res (struct iovec outmsg, commit3res *res)
+{
+        return xdr_serialize_generic (outmsg, (void *)res,
+                                      (xdrproc_t)xdr_commit3res);
+}
+
+
+ssize_t
+xdr_serialize_exports (struct iovec outmsg, exports *elist)
+{
+        XDR     xdr;
+        ssize_t  ret = -1;
+
+        if ((!outmsg.iov_base) || (!elist))
+                return -1;
+
+        xdrmem_create (&xdr, outmsg.iov_base, (unsigned int)outmsg.iov_len,
+                       XDR_ENCODE);
+
+        if (!xdr_exports (&xdr, elist))
+                goto ret;
+
+        ret = xdr_decoded_length (xdr);
+
+ret:
+        return ret;
+}
+
+
+ssize_t
+xdr_serialize_nfsstat3 (struct iovec outmsg, nfsstat3 *s)
+{
+        return xdr_serialize_generic (outmsg, (void *)s,
+                                      (xdrproc_t)xdr_nfsstat3);
+}
+
+
+ssize_t
+xdr_length_round_up (size_t len, size_t bufsize)
+{
+        int     roundup = 0;
+
+        roundup = len % XDR_BYTES_PER_UNIT;
+        if (roundup > 0)
+                roundup = XDR_BYTES_PER_UNIT - roundup;
+
+        if ((roundup > 0) && ((roundup + len) <= bufsize))
+                len += roundup;
+
+        return len;
+}
+
+int
+xdr_bytes_round_up (struct iovec *vec, size_t bufsize)
+{
+        vec->iov_len = xdr_length_round_up (vec->iov_len, bufsize);
+        return 0;
+}
+
diff --git a/xlators/nfs/lib/src/msg-nfs3.h b/xlators/nfs/lib/src/msg-nfs3.h
new file mode 100644
index 000000000..78682bc1c
--- /dev/null
+++ b/xlators/nfs/lib/src/msg-nfs3.h
@@ -0,0 +1,192 @@
+/*
+  Copyright (c) 2010 Gluster, Inc. <http://www.gluster.com>
+  This file is part of GlusterFS.
+
+  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.
+
+  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 this program.  If not, see
+  <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef _MSG_NFS3_H_
+#define _MSG_NFS3_H_
+
+#ifndef _CONFIG_H
+#define _CONFIG_H
+#include "config.h"
+#endif
+
+#include "xdr-nfs3.h"
+
+#include <sys/types.h>
+#include <sys/uio.h>
+
+extern ssize_t
+xdr_to_mountpath (struct iovec outpath, struct iovec inmsg);
+
+extern ssize_t
+xdr_serialize_mountres3 (struct iovec outmsg, mountres3 *res);
+
+extern ssize_t
+xdr_serialize_mountbody (struct iovec outmsg, mountbody *mb);
+
+extern ssize_t
+xdr_to_getattr3args (struct iovec inmsg, getattr3args *ga);
+
+extern ssize_t
+xdr_serialize_getattr3res (struct iovec outmsg, getattr3res *res);
+
+extern ssize_t
+xdr_serialize_setattr3res (struct iovec outmsg, setattr3res *res);
+
+extern ssize_t
+xdr_to_setattr3args (struct iovec inmsg, setattr3args *sa);
+
+extern ssize_t
+xdr_serialize_lookup3res (struct iovec outmsg, lookup3res *res);
+
+extern ssize_t
+xdr_to_lookup3args (struct iovec inmsg, lookup3args *la);
+
+extern ssize_t
+xdr_to_access3args (struct iovec inmsg, access3args *ac);
+
+extern ssize_t
+xdr_serialize_access3res (struct iovec outmsg, access3res *res);
+
+extern ssize_t
+xdr_to_readlink3args (struct iovec inmsg, readlink3args *ra);
+
+extern ssize_t
+xdr_serialize_readlink3res (struct iovec outmsg, readlink3res *res);
+
+extern ssize_t
+xdr_to_read3args (struct iovec inmsg, read3args *ra);
+
+extern ssize_t
+xdr_serialize_read3res (struct iovec outmsg, read3res *res);
+
+extern ssize_t
+xdr_serialize_read3res_nocopy (struct iovec outmsg, read3res *res);
+
+extern ssize_t
+xdr_to_write3args (struct iovec inmsg, write3args *wa);
+
+extern ssize_t
+xdr_to_write3args_nocopy (struct iovec inmsg, write3args *wa,
+                          struct iovec *payload);
+
+extern ssize_t
+xdr_serialize_write3res (struct iovec outmsg, write3res *res);
+
+extern ssize_t
+xdr_to_create3args (struct iovec inmsg, create3args *ca);
+
+extern ssize_t
+xdr_serialize_create3res (struct iovec outmsg, create3res *res);
+
+extern ssize_t
+xdr_serialize_mkdir3res (struct iovec outmsg, mkdir3res *res);
+
+extern ssize_t
+xdr_to_mkdir3args (struct iovec inmsg, mkdir3args *ma);
+
+extern ssize_t
+xdr_to_symlink3args (struct iovec inmsg, symlink3args *sa);
+
+extern ssize_t
+xdr_serialize_symlink3res (struct iovec outmsg, symlink3res *res);
+
+extern ssize_t
+xdr_to_mknod3args (struct iovec inmsg, mknod3args *ma);
+
+extern ssize_t
+xdr_serialize_mknod3res (struct iovec outmsg, mknod3res *res);
+
+extern ssize_t
+xdr_to_remove3args (struct iovec inmsg, remove3args *ra);
+
+extern ssize_t
+xdr_serialize_remove3res (struct iovec outmsg, remove3res *res);
+
+extern ssize_t
+xdr_to_rmdir3args (struct iovec inmsg, rmdir3args *ra);
+
+extern ssize_t
+xdr_serialize_rmdir3res (struct iovec outmsg, rmdir3res *res);
+
+extern ssize_t
+xdr_serialize_rename3res (struct iovec outmsg, rename3res *res);
+
+extern ssize_t
+xdr_to_rename3args (struct iovec inmsg, rename3args *ra);
+
+extern ssize_t
+xdr_serialize_link3res (struct iovec outmsg, link3res *li);
+
+extern ssize_t
+xdr_to_link3args (struct iovec inmsg, link3args *la);
+
+extern ssize_t
+xdr_to_readdir3args (struct iovec inmsg, readdir3args *rd);
+
+extern ssize_t
+xdr_serialize_readdir3res (struct iovec outmsg, readdir3res *res);
+
+extern ssize_t
+xdr_to_readdirp3args (struct iovec inmsg, readdirp3args *rp);
+
+extern ssize_t
+xdr_serialize_readdirp3res (struct iovec outmsg, readdirp3res *res);
+
+extern ssize_t
+xdr_to_fsstat3args (struct iovec inmsg, fsstat3args *fa);
+
+extern ssize_t
+xdr_serialize_fsstat3res (struct iovec outmsg, fsstat3res *res);
+
+extern ssize_t
+xdr_to_fsinfo3args (struct iovec inmsg, fsinfo3args *fi);
+
+extern ssize_t
+xdr_serialize_fsinfo3res (struct iovec outmsg, fsinfo3res *res);
+
+extern ssize_t
+xdr_to_pathconf3args (struct iovec inmsg, pathconf3args *pc);
+
+extern ssize_t
+xdr_serialize_pathconf3res (struct iovec outmsg, pathconf3res *res);
+
+extern ssize_t
+xdr_to_commit3args (struct iovec inmsg, commit3args *ca);
+
+extern ssize_t
+xdr_serialize_commit3res (struct iovec outmsg, commit3res *res);
+
+extern ssize_t
+xdr_serialize_exports (struct iovec outmsg, exports *elist);
+
+extern ssize_t
+xdr_serialize_mountlist (struct iovec outmsg, mountlist *ml);
+
+extern ssize_t
+xdr_serialize_mountstat3 (struct iovec outmsg, mountstat3 *m);
+
+extern ssize_t
+xdr_serialize_nfsstat3 (struct iovec outmsg, nfsstat3 *s);
+
+extern int
+xdr_bytes_round_up (struct iovec *vec, size_t bufsize);
+
+extern ssize_t
+xdr_length_round_up (size_t len, size_t bufsize);
+#endif
diff --git a/xlators/nfs/lib/src/xdr-common.h b/xlators/nfs/lib/src/xdr-common.h
new file mode 100644
index 000000000..50a57ade9
--- /dev/null
+++ b/xlators/nfs/lib/src/xdr-common.h
@@ -0,0 +1,48 @@
+/*
+  Copyright (c) 2010 Gluster, Inc. <http://www.gluster.com>
+  This file is part of GlusterFS.
+
+  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.
+
+  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 this program.  If not, see
+  <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef _XDR_COMMON_H_
+#define _XDR_COMMON_H_
+
+#ifndef _CONFIG_H
+#define _CONFIG_H
+#include "config.h"
+#endif
+
+#include <rpc/rpc.h>
+#define XDR_BYTES_PER_UNIT      4
+
+/* Returns the address of the byte that follows the
+ * last byte used for decoding the previous xdr component.
+ * For eg, once the RPC call for NFS has been decoded, thie macro will return
+ * the address from which the NFS header starts.
+ */
+#define xdr_decoded_remaining_addr(xdr)        ((&xdr)->x_private)
+
+/* Returns the length of the remaining record after the previous decode
+ * operation completed.
+ */
+#define xdr_decoded_remaining_len(xdr)         ((&xdr)->x_handy)
+
+/* Returns the number of bytes used by the last encode operation. */
+#define xdr_encoded_length(xdr) (((size_t)(&xdr)->x_private) - ((size_t)(&xdr)->x_base))
+
+#define xdr_decoded_length(xdr) (((size_t)(&xdr)->x_private) - ((size_t)(&xdr)->x_base))
+
+#endif
diff --git a/xlators/nfs/lib/src/xdr-nfs3.c b/xlators/nfs/lib/src/xdr-nfs3.c
new file mode 100644
index 000000000..6a8fe48a4
--- /dev/null
+++ b/xlators/nfs/lib/src/xdr-nfs3.c
@@ -0,0 +1,1892 @@
+/*
+  Copyright (c) 2010 Gluster, Inc. <http://www.gluster.com>
+  This file is part of GlusterFS.
+
+  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.
+
+  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 this program.  If not, see
+  <http://www.gnu.org/licenses/>.
+*/
+
+#include "xdr-nfs3.h"
+#include "mem-pool.h"
+
+bool_t
+xdr_uint64 (XDR *xdrs, uint64 *objp)
+{
+	 if (!xdr_u_quad_t (xdrs, objp))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_int64 (XDR *xdrs, int64 *objp)
+{
+	 if (!xdr_quad_t (xdrs, objp))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_uint32 (XDR *xdrs, uint32 *objp)
+{
+	 if (!xdr_u_long (xdrs, objp))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_int32 (XDR *xdrs, int32 *objp)
+{
+	 if (!xdr_long (xdrs, objp))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_filename3 (XDR *xdrs, filename3 *objp)
+{
+	 if (!xdr_string (xdrs, objp, ~0))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_nfspath3 (XDR *xdrs, nfspath3 *objp)
+{
+	 if (!xdr_string (xdrs, objp, ~0))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_fileid3 (XDR *xdrs, fileid3 *objp)
+{
+	 if (!xdr_uint64 (xdrs, objp))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_cookie3 (XDR *xdrs, cookie3 *objp)
+{
+	 if (!xdr_uint64 (xdrs, objp))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_cookieverf3 (XDR *xdrs, cookieverf3 objp)
+{
+	 if (!xdr_opaque (xdrs, objp, NFS3_COOKIEVERFSIZE))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_createverf3 (XDR *xdrs, createverf3 objp)
+{
+	 if (!xdr_opaque (xdrs, objp, NFS3_CREATEVERFSIZE))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_writeverf3 (XDR *xdrs, writeverf3 objp)
+{
+	 if (!xdr_opaque (xdrs, objp, NFS3_WRITEVERFSIZE))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_uid3 (XDR *xdrs, uid3 *objp)
+{
+	 if (!xdr_uint32 (xdrs, objp))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_gid3 (XDR *xdrs, gid3 *objp)
+{
+	 if (!xdr_uint32 (xdrs, objp))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_size3 (XDR *xdrs, size3 *objp)
+{
+	 if (!xdr_uint64 (xdrs, objp))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_offset3 (XDR *xdrs, offset3 *objp)
+{
+	 if (!xdr_uint64 (xdrs, objp))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_mode3 (XDR *xdrs, mode3 *objp)
+{
+	 if (!xdr_uint32 (xdrs, objp))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_count3 (XDR *xdrs, count3 *objp)
+{
+	 if (!xdr_uint32 (xdrs, objp))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_nfsstat3 (XDR *xdrs, nfsstat3 *objp)
+{
+	 if (!xdr_enum (xdrs, (enum_t *) objp))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_ftype3 (XDR *xdrs, ftype3 *objp)
+{
+	 if (!xdr_enum (xdrs, (enum_t *) objp))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_specdata3 (XDR *xdrs, specdata3 *objp)
+{
+	 if (!xdr_uint32 (xdrs, &objp->specdata1))
+		 return FALSE;
+	 if (!xdr_uint32 (xdrs, &objp->specdata2))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_nfs_fh3 (XDR *xdrs, nfs_fh3 *objp)
+{
+	 if (!xdr_bytes (xdrs, (char **)&objp->data.data_val, (u_int *) &objp->data.data_len, NFS3_FHSIZE))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_nfstime3 (XDR *xdrs, nfstime3 *objp)
+{
+	 if (!xdr_uint32 (xdrs, &objp->seconds))
+		 return FALSE;
+	 if (!xdr_uint32 (xdrs, &objp->nseconds))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_fattr3 (XDR *xdrs, fattr3 *objp)
+{
+	 if (!xdr_ftype3 (xdrs, &objp->type))
+		 return FALSE;
+	 if (!xdr_mode3 (xdrs, &objp->mode))
+		 return FALSE;
+	 if (!xdr_uint32 (xdrs, &objp->nlink))
+		 return FALSE;
+	 if (!xdr_uid3 (xdrs, &objp->uid))
+		 return FALSE;
+	 if (!xdr_gid3 (xdrs, &objp->gid))
+		 return FALSE;
+	 if (!xdr_size3 (xdrs, &objp->size))
+		 return FALSE;
+	 if (!xdr_size3 (xdrs, &objp->used))
+		 return FALSE;
+	 if (!xdr_specdata3 (xdrs, &objp->rdev))
+		 return FALSE;
+	 if (!xdr_uint64 (xdrs, &objp->fsid))
+		 return FALSE;
+	 if (!xdr_fileid3 (xdrs, &objp->fileid))
+		 return FALSE;
+	 if (!xdr_nfstime3 (xdrs, &objp->atime))
+		 return FALSE;
+	 if (!xdr_nfstime3 (xdrs, &objp->mtime))
+		 return FALSE;
+	 if (!xdr_nfstime3 (xdrs, &objp->ctime))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_post_op_attr (XDR *xdrs, post_op_attr *objp)
+{
+	 if (!xdr_bool (xdrs, &objp->attributes_follow))
+		 return FALSE;
+	switch (objp->attributes_follow) {
+	case TRUE:
+		 if (!xdr_fattr3 (xdrs, &objp->post_op_attr_u.attributes))
+			 return FALSE;
+		break;
+	case FALSE:
+		break;
+	default:
+		return FALSE;
+	}
+	return TRUE;
+}
+
+bool_t
+xdr_wcc_attr (XDR *xdrs, wcc_attr *objp)
+{
+	 if (!xdr_size3 (xdrs, &objp->size))
+		 return FALSE;
+	 if (!xdr_nfstime3 (xdrs, &objp->mtime))
+		 return FALSE;
+	 if (!xdr_nfstime3 (xdrs, &objp->ctime))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_pre_op_attr (XDR *xdrs, pre_op_attr *objp)
+{
+	 if (!xdr_bool (xdrs, &objp->attributes_follow))
+		 return FALSE;
+	switch (objp->attributes_follow) {
+	case TRUE:
+		 if (!xdr_wcc_attr (xdrs, &objp->pre_op_attr_u.attributes))
+			 return FALSE;
+		break;
+	case FALSE:
+		break;
+	default:
+		return FALSE;
+	}
+	return TRUE;
+}
+
+bool_t
+xdr_wcc_data (XDR *xdrs, wcc_data *objp)
+{
+	 if (!xdr_pre_op_attr (xdrs, &objp->before))
+		 return FALSE;
+	 if (!xdr_post_op_attr (xdrs, &objp->after))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_post_op_fh3 (XDR *xdrs, post_op_fh3 *objp)
+{
+	 if (!xdr_bool (xdrs, &objp->handle_follows))
+		 return FALSE;
+	switch (objp->handle_follows) {
+	case TRUE:
+		 if (!xdr_nfs_fh3 (xdrs, &objp->post_op_fh3_u.handle))
+			 return FALSE;
+		break;
+	case FALSE:
+		break;
+	default:
+		return FALSE;
+	}
+	return TRUE;
+}
+
+bool_t
+xdr_time_how (XDR *xdrs, time_how *objp)
+{
+	 if (!xdr_enum (xdrs, (enum_t *) objp))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_set_mode3 (XDR *xdrs, set_mode3 *objp)
+{
+	 if (!xdr_bool (xdrs, &objp->set_it))
+		 return FALSE;
+	switch (objp->set_it) {
+	case TRUE:
+		 if (!xdr_mode3 (xdrs, &objp->set_mode3_u.mode))
+			 return FALSE;
+		break;
+	default:
+		break;
+	}
+	return TRUE;
+}
+
+bool_t
+xdr_set_uid3 (XDR *xdrs, set_uid3 *objp)
+{
+	 if (!xdr_bool (xdrs, &objp->set_it))
+		 return FALSE;
+	switch (objp->set_it) {
+	case TRUE:
+		 if (!xdr_uid3 (xdrs, &objp->set_uid3_u.uid))
+			 return FALSE;
+		break;
+	default:
+		break;
+	}
+	return TRUE;
+}
+
+bool_t
+xdr_set_gid3 (XDR *xdrs, set_gid3 *objp)
+{
+	 if (!xdr_bool (xdrs, &objp->set_it))
+		 return FALSE;
+	switch (objp->set_it) {
+	case TRUE:
+		 if (!xdr_gid3 (xdrs, &objp->set_gid3_u.gid))
+			 return FALSE;
+		break;
+	default:
+		break;
+	}
+	return TRUE;
+}
+
+bool_t
+xdr_set_size3 (XDR *xdrs, set_size3 *objp)
+{
+	 if (!xdr_bool (xdrs, &objp->set_it))
+		 return FALSE;
+	switch (objp->set_it) {
+	case TRUE:
+		 if (!xdr_size3 (xdrs, &objp->set_size3_u.size))
+			 return FALSE;
+		break;
+	default:
+		break;
+	}
+	return TRUE;
+}
+
+bool_t
+xdr_set_atime (XDR *xdrs, set_atime *objp)
+{
+	 if (!xdr_time_how (xdrs, &objp->set_it))
+		 return FALSE;
+	switch (objp->set_it) {
+	case SET_TO_CLIENT_TIME:
+		 if (!xdr_nfstime3 (xdrs, &objp->set_atime_u.atime))
+			 return FALSE;
+		break;
+	default:
+		break;
+	}
+	return TRUE;
+}
+
+bool_t
+xdr_set_mtime (XDR *xdrs, set_mtime *objp)
+{
+	 if (!xdr_time_how (xdrs, &objp->set_it))
+		 return FALSE;
+	switch (objp->set_it) {
+	case SET_TO_CLIENT_TIME:
+		 if (!xdr_nfstime3 (xdrs, &objp->set_mtime_u.mtime))
+			 return FALSE;
+		break;
+	default:
+		break;
+	}
+	return TRUE;
+}
+
+bool_t
+xdr_sattr3 (XDR *xdrs, sattr3 *objp)
+{
+	 if (!xdr_set_mode3 (xdrs, &objp->mode))
+		 return FALSE;
+	 if (!xdr_set_uid3 (xdrs, &objp->uid))
+		 return FALSE;
+	 if (!xdr_set_gid3 (xdrs, &objp->gid))
+		 return FALSE;
+	 if (!xdr_set_size3 (xdrs, &objp->size))
+		 return FALSE;
+	 if (!xdr_set_atime (xdrs, &objp->atime))
+		 return FALSE;
+	 if (!xdr_set_mtime (xdrs, &objp->mtime))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_diropargs3 (XDR *xdrs, diropargs3 *objp)
+{
+	 if (!xdr_nfs_fh3 (xdrs, &objp->dir))
+		 return FALSE;
+	 if (!xdr_filename3 (xdrs, &objp->name))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_getattr3args (XDR *xdrs, getattr3args *objp)
+{
+	 if (!xdr_nfs_fh3 (xdrs, &objp->object))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_getattr3resok (XDR *xdrs, getattr3resok *objp)
+{
+	 if (!xdr_fattr3 (xdrs, &objp->obj_attributes))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_getattr3res (XDR *xdrs, getattr3res *objp)
+{
+	 if (!xdr_nfsstat3 (xdrs, &objp->status))
+		 return FALSE;
+	switch (objp->status) {
+	case NFS3_OK:
+		 if (!xdr_getattr3resok (xdrs, &objp->getattr3res_u.resok))
+			 return FALSE;
+		break;
+	default:
+		break;
+	}
+	return TRUE;
+}
+
+bool_t
+xdr_sattrguard3 (XDR *xdrs, sattrguard3 *objp)
+{
+	 if (!xdr_bool (xdrs, &objp->check))
+		 return FALSE;
+	switch (objp->check) {
+	case TRUE:
+		 if (!xdr_nfstime3 (xdrs, &objp->sattrguard3_u.obj_ctime))
+			 return FALSE;
+		break;
+	case FALSE:
+		break;
+	default:
+		return FALSE;
+	}
+	return TRUE;
+}
+
+bool_t
+xdr_setattr3args (XDR *xdrs, setattr3args *objp)
+{
+	 if (!xdr_nfs_fh3 (xdrs, &objp->object))
+		 return FALSE;
+	 if (!xdr_sattr3 (xdrs, &objp->new_attributes))
+		 return FALSE;
+	 if (!xdr_sattrguard3 (xdrs, &objp->guard))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_setattr3resok (XDR *xdrs, setattr3resok *objp)
+{
+	 if (!xdr_wcc_data (xdrs, &objp->obj_wcc))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_setattr3resfail (XDR *xdrs, setattr3resfail *objp)
+{
+	 if (!xdr_wcc_data (xdrs, &objp->obj_wcc))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_setattr3res (XDR *xdrs, setattr3res *objp)
+{
+	 if (!xdr_nfsstat3 (xdrs, &objp->status))
+		 return FALSE;
+	switch (objp->status) {
+	case NFS3_OK:
+		 if (!xdr_setattr3resok (xdrs, &objp->setattr3res_u.resok))
+			 return FALSE;
+		break;
+	default:
+		 if (!xdr_setattr3resfail (xdrs, &objp->setattr3res_u.resfail))
+			 return FALSE;
+		break;
+	}
+	return TRUE;
+}
+
+bool_t
+xdr_lookup3args (XDR *xdrs, lookup3args *objp)
+{
+	 if (!xdr_diropargs3 (xdrs, &objp->what))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_lookup3resok (XDR *xdrs, lookup3resok *objp)
+{
+	 if (!xdr_nfs_fh3 (xdrs, &objp->object))
+		 return FALSE;
+	 if (!xdr_post_op_attr (xdrs, &objp->obj_attributes))
+		 return FALSE;
+	 if (!xdr_post_op_attr (xdrs, &objp->dir_attributes))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_lookup3resfail (XDR *xdrs, lookup3resfail *objp)
+{
+	 if (!xdr_post_op_attr (xdrs, &objp->dir_attributes))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_lookup3res (XDR *xdrs, lookup3res *objp)
+{
+	 if (!xdr_nfsstat3 (xdrs, &objp->status))
+		 return FALSE;
+	switch (objp->status) {
+	case NFS3_OK:
+		 if (!xdr_lookup3resok (xdrs, &objp->lookup3res_u.resok))
+			 return FALSE;
+		break;
+	default:
+		 if (!xdr_lookup3resfail (xdrs, &objp->lookup3res_u.resfail))
+			 return FALSE;
+		break;
+	}
+	return TRUE;
+}
+
+bool_t
+xdr_access3args (XDR *xdrs, access3args *objp)
+{
+	 if (!xdr_nfs_fh3 (xdrs, &objp->object))
+		 return FALSE;
+	 if (!xdr_uint32 (xdrs, &objp->access))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_access3resok (XDR *xdrs, access3resok *objp)
+{
+	 if (!xdr_post_op_attr (xdrs, &objp->obj_attributes))
+		 return FALSE;
+	 if (!xdr_uint32 (xdrs, &objp->access))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_access3resfail (XDR *xdrs, access3resfail *objp)
+{
+	 if (!xdr_post_op_attr (xdrs, &objp->obj_attributes))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_access3res (XDR *xdrs, access3res *objp)
+{
+	 if (!xdr_nfsstat3 (xdrs, &objp->status))
+		 return FALSE;
+	switch (objp->status) {
+	case NFS3_OK:
+		 if (!xdr_access3resok (xdrs, &objp->access3res_u.resok))
+			 return FALSE;
+		break;
+	default:
+		 if (!xdr_access3resfail (xdrs, &objp->access3res_u.resfail))
+			 return FALSE;
+		break;
+	}
+	return TRUE;
+}
+
+bool_t
+xdr_readlink3args (XDR *xdrs, readlink3args *objp)
+{
+	 if (!xdr_nfs_fh3 (xdrs, &objp->symlink))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_readlink3resok (XDR *xdrs, readlink3resok *objp)
+{
+	 if (!xdr_post_op_attr (xdrs, &objp->symlink_attributes))
+		 return FALSE;
+	 if (!xdr_nfspath3 (xdrs, &objp->data))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_readlink3resfail (XDR *xdrs, readlink3resfail *objp)
+{
+	 if (!xdr_post_op_attr (xdrs, &objp->symlink_attributes))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_readlink3res (XDR *xdrs, readlink3res *objp)
+{
+	 if (!xdr_nfsstat3 (xdrs, &objp->status))
+		 return FALSE;
+	switch (objp->status) {
+	case NFS3_OK:
+		 if (!xdr_readlink3resok (xdrs, &objp->readlink3res_u.resok))
+			 return FALSE;
+		break;
+	default:
+		 if (!xdr_readlink3resfail (xdrs, &objp->readlink3res_u.resfail))
+			 return FALSE;
+		break;
+	}
+	return TRUE;
+}
+
+bool_t
+xdr_read3args (XDR *xdrs, read3args *objp)
+{
+	 if (!xdr_nfs_fh3 (xdrs, &objp->file))
+		 return FALSE;
+	 if (!xdr_offset3 (xdrs, &objp->offset))
+		 return FALSE;
+	 if (!xdr_count3 (xdrs, &objp->count))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_read3resok_nocopy (XDR *xdrs, read3resok *objp)
+{
+	 if (!xdr_post_op_attr (xdrs, &objp->file_attributes))
+		 return FALSE;
+	 if (!xdr_count3 (xdrs, &objp->count))
+		 return FALSE;
+	 if (!xdr_bool (xdrs, &objp->eof))
+		 return FALSE;
+         if (!xdr_u_int (xdrs, (u_int *) &objp->data.data_len))
+                 return FALSE;
+	return TRUE;
+}
+
+
+bool_t
+xdr_read3resok (XDR *xdrs, read3resok *objp)
+{
+	 if (!xdr_post_op_attr (xdrs, &objp->file_attributes))
+		 return FALSE;
+	 if (!xdr_count3 (xdrs, &objp->count))
+		 return FALSE;
+	 if (!xdr_bool (xdrs, &objp->eof))
+		 return FALSE;
+	 if (!xdr_bytes (xdrs, (char **)&objp->data.data_val, (u_int *) &objp->data.data_len, ~0))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_read3resfail (XDR *xdrs, read3resfail *objp)
+{
+	 if (!xdr_post_op_attr (xdrs, &objp->file_attributes))
+		 return FALSE;
+	return TRUE;
+}
+
+
+bool_t
+xdr_read3res_nocopy (XDR *xdrs, read3res *objp)
+{
+	 if (!xdr_nfsstat3 (xdrs, &objp->status))
+		 return FALSE;
+	switch (objp->status) {
+	case NFS3_OK:
+		 if (!xdr_read3resok_nocopy (xdrs, &objp->read3res_u.resok))
+			 return FALSE;
+		break;
+	default:
+		 if (!xdr_read3resfail (xdrs, &objp->read3res_u.resfail))
+			 return FALSE;
+		break;
+	}
+	return TRUE;
+}
+
+
+bool_t
+xdr_read3res (XDR *xdrs, read3res *objp)
+{
+	 if (!xdr_nfsstat3 (xdrs, &objp->status))
+		 return FALSE;
+	switch (objp->status) {
+	case NFS3_OK:
+		 if (!xdr_read3resok (xdrs, &objp->read3res_u.resok))
+			 return FALSE;
+		break;
+	default:
+		 if (!xdr_read3resfail (xdrs, &objp->read3res_u.resfail))
+			 return FALSE;
+		break;
+	}
+	return TRUE;
+}
+
+bool_t
+xdr_stable_how (XDR *xdrs, stable_how *objp)
+{
+	 if (!xdr_enum (xdrs, (enum_t *) objp))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_write3args (XDR *xdrs, write3args *objp)
+{
+	 if (!xdr_nfs_fh3 (xdrs, &objp->file))
+		 return FALSE;
+	 if (!xdr_offset3 (xdrs, &objp->offset))
+		 return FALSE;
+	 if (!xdr_count3 (xdrs, &objp->count))
+		 return FALSE;
+	 if (!xdr_stable_how (xdrs, &objp->stable))
+		 return FALSE;
+
+         /* Added specifically to avoid copies from the xdr buffer into
+          * the write3args structure, which will also require an already
+          * allocated buffer. That is not optimal.
+          */
+         if (!xdr_u_int (xdrs, (u_int *) &objp->data.data_len))
+                 return FALSE;
+
+         /* The remaining bytes in the xdr buffer are the bytes that need to be
+          * written. See how these bytes are extracted in the xdr_to_write3args
+          * code path. Be careful, while using the write3args structure, since
+          * only the data.data_len has been filled. The actual data is
+          * extracted in xdr_to_write3args path.
+          */
+
+         /*	 if (!xdr_bytes (xdrs, (char **)&objp->data.data_val, (u_int *) &objp->data.data_len, ~0))
+		 return FALSE;
+                 */
+	return TRUE;
+}
+
+bool_t
+xdr_write3resok (XDR *xdrs, write3resok *objp)
+{
+	 if (!xdr_wcc_data (xdrs, &objp->file_wcc))
+		 return FALSE;
+	 if (!xdr_count3 (xdrs, &objp->count))
+		 return FALSE;
+	 if (!xdr_stable_how (xdrs, &objp->committed))
+		 return FALSE;
+	 if (!xdr_writeverf3 (xdrs, objp->verf))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_write3resfail (XDR *xdrs, write3resfail *objp)
+{
+	 if (!xdr_wcc_data (xdrs, &objp->file_wcc))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_write3res (XDR *xdrs, write3res *objp)
+{
+	 if (!xdr_nfsstat3 (xdrs, &objp->status))
+		 return FALSE;
+	switch (objp->status) {
+	case NFS3_OK:
+		 if (!xdr_write3resok (xdrs, &objp->write3res_u.resok))
+			 return FALSE;
+		break;
+	default:
+		 if (!xdr_write3resfail (xdrs, &objp->write3res_u.resfail))
+			 return FALSE;
+		break;
+	}
+	return TRUE;
+}
+
+bool_t
+xdr_createmode3 (XDR *xdrs, createmode3 *objp)
+{
+	 if (!xdr_enum (xdrs, (enum_t *) objp))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_createhow3 (XDR *xdrs, createhow3 *objp)
+{
+	 if (!xdr_createmode3 (xdrs, &objp->mode))
+		 return FALSE;
+	switch (objp->mode) {
+	case UNCHECKED:
+	case GUARDED:
+		 if (!xdr_sattr3 (xdrs, &objp->createhow3_u.obj_attributes))
+			 return FALSE;
+		break;
+	case EXCLUSIVE:
+		 if (!xdr_createverf3 (xdrs, objp->createhow3_u.verf))
+			 return FALSE;
+		break;
+	default:
+		return FALSE;
+	}
+	return TRUE;
+}
+
+bool_t
+xdr_create3args (XDR *xdrs, create3args *objp)
+{
+	 if (!xdr_diropargs3 (xdrs, &objp->where))
+		 return FALSE;
+	 if (!xdr_createhow3 (xdrs, &objp->how))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_create3resok (XDR *xdrs, create3resok *objp)
+{
+	 if (!xdr_post_op_fh3 (xdrs, &objp->obj))
+		 return FALSE;
+	 if (!xdr_post_op_attr (xdrs, &objp->obj_attributes))
+		 return FALSE;
+	 if (!xdr_wcc_data (xdrs, &objp->dir_wcc))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_create3resfail (XDR *xdrs, create3resfail *objp)
+{
+	 if (!xdr_wcc_data (xdrs, &objp->dir_wcc))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_create3res (XDR *xdrs, create3res *objp)
+{
+	 if (!xdr_nfsstat3 (xdrs, &objp->status))
+		 return FALSE;
+	switch (objp->status) {
+	case NFS3_OK:
+		 if (!xdr_create3resok (xdrs, &objp->create3res_u.resok))
+			 return FALSE;
+		break;
+	default:
+		 if (!xdr_create3resfail (xdrs, &objp->create3res_u.resfail))
+			 return FALSE;
+		break;
+	}
+	return TRUE;
+}
+
+bool_t
+xdr_mkdir3args (XDR *xdrs, mkdir3args *objp)
+{
+	 if (!xdr_diropargs3 (xdrs, &objp->where))
+		 return FALSE;
+	 if (!xdr_sattr3 (xdrs, &objp->attributes))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_mkdir3resok (XDR *xdrs, mkdir3resok *objp)
+{
+	 if (!xdr_post_op_fh3 (xdrs, &objp->obj))
+		 return FALSE;
+	 if (!xdr_post_op_attr (xdrs, &objp->obj_attributes))
+		 return FALSE;
+	 if (!xdr_wcc_data (xdrs, &objp->dir_wcc))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_mkdir3resfail (XDR *xdrs, mkdir3resfail *objp)
+{
+	 if (!xdr_wcc_data (xdrs, &objp->dir_wcc))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_mkdir3res (XDR *xdrs, mkdir3res *objp)
+{
+	 if (!xdr_nfsstat3 (xdrs, &objp->status))
+		 return FALSE;
+	switch (objp->status) {
+	case NFS3_OK:
+		 if (!xdr_mkdir3resok (xdrs, &objp->mkdir3res_u.resok))
+			 return FALSE;
+		break;
+	default:
+		 if (!xdr_mkdir3resfail (xdrs, &objp->mkdir3res_u.resfail))
+			 return FALSE;
+		break;
+	}
+	return TRUE;
+}
+
+bool_t
+xdr_symlinkdata3 (XDR *xdrs, symlinkdata3 *objp)
+{
+	 if (!xdr_sattr3 (xdrs, &objp->symlink_attributes))
+		 return FALSE;
+	 if (!xdr_nfspath3 (xdrs, &objp->symlink_data))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_symlink3args (XDR *xdrs, symlink3args *objp)
+{
+	 if (!xdr_diropargs3 (xdrs, &objp->where))
+		 return FALSE;
+	 if (!xdr_symlinkdata3 (xdrs, &objp->symlink))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_symlink3resok (XDR *xdrs, symlink3resok *objp)
+{
+	 if (!xdr_post_op_fh3 (xdrs, &objp->obj))
+		 return FALSE;
+	 if (!xdr_post_op_attr (xdrs, &objp->obj_attributes))
+		 return FALSE;
+	 if (!xdr_wcc_data (xdrs, &objp->dir_wcc))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_symlink3resfail (XDR *xdrs, symlink3resfail *objp)
+{
+	 if (!xdr_wcc_data (xdrs, &objp->dir_wcc))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_symlink3res (XDR *xdrs, symlink3res *objp)
+{
+	 if (!xdr_nfsstat3 (xdrs, &objp->status))
+		 return FALSE;
+	switch (objp->status) {
+	case NFS3_OK:
+		 if (!xdr_symlink3resok (xdrs, &objp->symlink3res_u.resok))
+			 return FALSE;
+		break;
+	default:
+		 if (!xdr_symlink3resfail (xdrs, &objp->symlink3res_u.resfail))
+			 return FALSE;
+		break;
+	}
+	return TRUE;
+}
+
+bool_t
+xdr_devicedata3 (XDR *xdrs, devicedata3 *objp)
+{
+	 if (!xdr_sattr3 (xdrs, &objp->dev_attributes))
+		 return FALSE;
+	 if (!xdr_specdata3 (xdrs, &objp->spec))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_mknoddata3 (XDR *xdrs, mknoddata3 *objp)
+{
+	 if (!xdr_ftype3 (xdrs, &objp->type))
+		 return FALSE;
+	switch (objp->type) {
+	case NF3CHR:
+	case NF3BLK:
+		 if (!xdr_devicedata3 (xdrs, &objp->mknoddata3_u.device))
+			 return FALSE;
+		break;
+	case NF3SOCK:
+	case NF3FIFO:
+		 if (!xdr_sattr3 (xdrs, &objp->mknoddata3_u.pipe_attributes))
+			 return FALSE;
+		break;
+	default:
+		break;
+	}
+	return TRUE;
+}
+
+bool_t
+xdr_mknod3args (XDR *xdrs, mknod3args *objp)
+{
+	 if (!xdr_diropargs3 (xdrs, &objp->where))
+		 return FALSE;
+	 if (!xdr_mknoddata3 (xdrs, &objp->what))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_mknod3resok (XDR *xdrs, mknod3resok *objp)
+{
+	 if (!xdr_post_op_fh3 (xdrs, &objp->obj))
+		 return FALSE;
+	 if (!xdr_post_op_attr (xdrs, &objp->obj_attributes))
+		 return FALSE;
+	 if (!xdr_wcc_data (xdrs, &objp->dir_wcc))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_mknod3resfail (XDR *xdrs, mknod3resfail *objp)
+{
+	 if (!xdr_wcc_data (xdrs, &objp->dir_wcc))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_mknod3res (XDR *xdrs, mknod3res *objp)
+{
+	 if (!xdr_nfsstat3 (xdrs, &objp->status))
+		 return FALSE;
+	switch (objp->status) {
+	case NFS3_OK:
+		 if (!xdr_mknod3resok (xdrs, &objp->mknod3res_u.resok))
+			 return FALSE;
+		break;
+	default:
+		 if (!xdr_mknod3resfail (xdrs, &objp->mknod3res_u.resfail))
+			 return FALSE;
+		break;
+	}
+	return TRUE;
+}
+
+bool_t
+xdr_remove3args (XDR *xdrs, remove3args *objp)
+{
+	 if (!xdr_diropargs3 (xdrs, &objp->object))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_remove3resok (XDR *xdrs, remove3resok *objp)
+{
+	 if (!xdr_wcc_data (xdrs, &objp->dir_wcc))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_remove3resfail (XDR *xdrs, remove3resfail *objp)
+{
+	 if (!xdr_wcc_data (xdrs, &objp->dir_wcc))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_remove3res (XDR *xdrs, remove3res *objp)
+{
+	 if (!xdr_nfsstat3 (xdrs, &objp->status))
+		 return FALSE;
+	switch (objp->status) {
+	case NFS3_OK:
+		 if (!xdr_remove3resok (xdrs, &objp->remove3res_u.resok))
+			 return FALSE;
+		break;
+	default:
+		 if (!xdr_remove3resfail (xdrs, &objp->remove3res_u.resfail))
+			 return FALSE;
+		break;
+	}
+	return TRUE;
+}
+
+bool_t
+xdr_rmdir3args (XDR *xdrs, rmdir3args *objp)
+{
+	 if (!xdr_diropargs3 (xdrs, &objp->object))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_rmdir3resok (XDR *xdrs, rmdir3resok *objp)
+{
+	 if (!xdr_wcc_data (xdrs, &objp->dir_wcc))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_rmdir3resfail (XDR *xdrs, rmdir3resfail *objp)
+{
+	 if (!xdr_wcc_data (xdrs, &objp->dir_wcc))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_rmdir3res (XDR *xdrs, rmdir3res *objp)
+{
+	 if (!xdr_nfsstat3 (xdrs, &objp->status))
+		 return FALSE;
+	switch (objp->status) {
+	case NFS3_OK:
+		 if (!xdr_rmdir3resok (xdrs, &objp->rmdir3res_u.resok))
+			 return FALSE;
+		break;
+	default:
+		 if (!xdr_rmdir3resfail (xdrs, &objp->rmdir3res_u.resfail))
+			 return FALSE;
+		break;
+	}
+	return TRUE;
+}
+
+bool_t
+xdr_rename3args (XDR *xdrs, rename3args *objp)
+{
+	 if (!xdr_diropargs3 (xdrs, &objp->from))
+		 return FALSE;
+	 if (!xdr_diropargs3 (xdrs, &objp->to))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_rename3resok (XDR *xdrs, rename3resok *objp)
+{
+	 if (!xdr_wcc_data (xdrs, &objp->fromdir_wcc))
+		 return FALSE;
+	 if (!xdr_wcc_data (xdrs, &objp->todir_wcc))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_rename3resfail (XDR *xdrs, rename3resfail *objp)
+{
+	 if (!xdr_wcc_data (xdrs, &objp->fromdir_wcc))
+		 return FALSE;
+	 if (!xdr_wcc_data (xdrs, &objp->todir_wcc))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_rename3res (XDR *xdrs, rename3res *objp)
+{
+	 if (!xdr_nfsstat3 (xdrs, &objp->status))
+		 return FALSE;
+	switch (objp->status) {
+	case NFS3_OK:
+		 if (!xdr_rename3resok (xdrs, &objp->rename3res_u.resok))
+			 return FALSE;
+		break;
+	default:
+		 if (!xdr_rename3resfail (xdrs, &objp->rename3res_u.resfail))
+			 return FALSE;
+		break;
+	}
+	return TRUE;
+}
+
+bool_t
+xdr_link3args (XDR *xdrs, link3args *objp)
+{
+	 if (!xdr_nfs_fh3 (xdrs, &objp->file))
+		 return FALSE;
+	 if (!xdr_diropargs3 (xdrs, &objp->link))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_link3resok (XDR *xdrs, link3resok *objp)
+{
+	 if (!xdr_post_op_attr (xdrs, &objp->file_attributes))
+		 return FALSE;
+	 if (!xdr_wcc_data (xdrs, &objp->linkdir_wcc))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_link3resfail (XDR *xdrs, link3resfail *objp)
+{
+	 if (!xdr_post_op_attr (xdrs, &objp->file_attributes))
+		 return FALSE;
+	 if (!xdr_wcc_data (xdrs, &objp->linkdir_wcc))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_link3res (XDR *xdrs, link3res *objp)
+{
+	 if (!xdr_nfsstat3 (xdrs, &objp->status))
+		 return FALSE;
+	switch (objp->status) {
+	case NFS3_OK:
+		 if (!xdr_link3resok (xdrs, &objp->link3res_u.resok))
+			 return FALSE;
+		break;
+	default:
+		 if (!xdr_link3resfail (xdrs, &objp->link3res_u.resfail))
+			 return FALSE;
+		break;
+	}
+	return TRUE;
+}
+
+bool_t
+xdr_readdir3args (XDR *xdrs, readdir3args *objp)
+{
+	 if (!xdr_nfs_fh3 (xdrs, &objp->dir))
+		 return FALSE;
+	 if (!xdr_cookie3 (xdrs, &objp->cookie))
+		 return FALSE;
+	 if (!xdr_cookieverf3 (xdrs, objp->cookieverf))
+		 return FALSE;
+	 if (!xdr_count3 (xdrs, &objp->count))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_entry3 (XDR *xdrs, entry3 *objp)
+{
+	 if (!xdr_fileid3 (xdrs, &objp->fileid))
+		 return FALSE;
+	 if (!xdr_filename3 (xdrs, &objp->name))
+		 return FALSE;
+	 if (!xdr_cookie3 (xdrs, &objp->cookie))
+		 return FALSE;
+	 if (!xdr_pointer (xdrs, (char **)&objp->nextentry, sizeof (entry3), (xdrproc_t) xdr_entry3))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_dirlist3 (XDR *xdrs, dirlist3 *objp)
+{
+	 if (!xdr_pointer (xdrs, (char **)&objp->entries, sizeof (entry3), (xdrproc_t) xdr_entry3))
+		 return FALSE;
+	 if (!xdr_bool (xdrs, &objp->eof))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_readdir3resok (XDR *xdrs, readdir3resok *objp)
+{
+	 if (!xdr_post_op_attr (xdrs, &objp->dir_attributes))
+		 return FALSE;
+	 if (!xdr_cookieverf3 (xdrs, objp->cookieverf))
+		 return FALSE;
+	 if (!xdr_dirlist3 (xdrs, &objp->reply))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_readdir3resfail (XDR *xdrs, readdir3resfail *objp)
+{
+	 if (!xdr_post_op_attr (xdrs, &objp->dir_attributes))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_readdir3res (XDR *xdrs, readdir3res *objp)
+{
+	 if (!xdr_nfsstat3 (xdrs, &objp->status))
+		 return FALSE;
+	switch (objp->status) {
+	case NFS3_OK:
+		 if (!xdr_readdir3resok (xdrs, &objp->readdir3res_u.resok))
+			 return FALSE;
+		break;
+	default:
+		 if (!xdr_readdir3resfail (xdrs, &objp->readdir3res_u.resfail))
+			 return FALSE;
+		break;
+	}
+	return TRUE;
+}
+
+bool_t
+xdr_readdirp3args (XDR *xdrs, readdirp3args *objp)
+{
+	 if (!xdr_nfs_fh3 (xdrs, &objp->dir))
+		 return FALSE;
+	 if (!xdr_cookie3 (xdrs, &objp->cookie))
+		 return FALSE;
+	 if (!xdr_cookieverf3 (xdrs, objp->cookieverf))
+		 return FALSE;
+	 if (!xdr_count3 (xdrs, &objp->dircount))
+		 return FALSE;
+	 if (!xdr_count3 (xdrs, &objp->maxcount))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_entryp3 (XDR *xdrs, entryp3 *objp)
+{
+	 if (!xdr_fileid3 (xdrs, &objp->fileid))
+		 return FALSE;
+	 if (!xdr_filename3 (xdrs, &objp->name))
+		 return FALSE;
+	 if (!xdr_cookie3 (xdrs, &objp->cookie))
+		 return FALSE;
+	 if (!xdr_post_op_attr (xdrs, &objp->name_attributes))
+		 return FALSE;
+	 if (!xdr_post_op_fh3 (xdrs, &objp->name_handle))
+		 return FALSE;
+	 if (!xdr_pointer (xdrs, (char **)&objp->nextentry, sizeof (entryp3), (xdrproc_t) xdr_entryp3))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_dirlistp3 (XDR *xdrs, dirlistp3 *objp)
+{
+	 if (!xdr_pointer (xdrs, (char **)&objp->entries, sizeof (entryp3), (xdrproc_t) xdr_entryp3))
+		 return FALSE;
+	 if (!xdr_bool (xdrs, &objp->eof))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_readdirp3resok (XDR *xdrs, readdirp3resok *objp)
+{
+	 if (!xdr_post_op_attr (xdrs, &objp->dir_attributes))
+		 return FALSE;
+	 if (!xdr_cookieverf3 (xdrs, objp->cookieverf))
+		 return FALSE;
+	 if (!xdr_dirlistp3 (xdrs, &objp->reply))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_readdirp3resfail (XDR *xdrs, readdirp3resfail *objp)
+{
+	 if (!xdr_post_op_attr (xdrs, &objp->dir_attributes))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_readdirp3res (XDR *xdrs, readdirp3res *objp)
+{
+	 if (!xdr_nfsstat3 (xdrs, &objp->status))
+		 return FALSE;
+	switch (objp->status) {
+	case NFS3_OK:
+		 if (!xdr_readdirp3resok (xdrs, &objp->readdirp3res_u.resok))
+			 return FALSE;
+		break;
+	default:
+		 if (!xdr_readdirp3resfail (xdrs, &objp->readdirp3res_u.resfail))
+			 return FALSE;
+		break;
+	}
+	return TRUE;
+}
+
+bool_t
+xdr_fsstat3args (XDR *xdrs, fsstat3args *objp)
+{
+	 if (!xdr_nfs_fh3 (xdrs, &objp->fsroot))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_fsstat3resok (XDR *xdrs, fsstat3resok *objp)
+{
+	 if (!xdr_post_op_attr (xdrs, &objp->obj_attributes))
+		 return FALSE;
+	 if (!xdr_size3 (xdrs, &objp->tbytes))
+		 return FALSE;
+	 if (!xdr_size3 (xdrs, &objp->fbytes))
+		 return FALSE;
+	 if (!xdr_size3 (xdrs, &objp->abytes))
+		 return FALSE;
+	 if (!xdr_size3 (xdrs, &objp->tfiles))
+		 return FALSE;
+	 if (!xdr_size3 (xdrs, &objp->ffiles))
+		 return FALSE;
+	 if (!xdr_size3 (xdrs, &objp->afiles))
+		 return FALSE;
+	 if (!xdr_uint32 (xdrs, &objp->invarsec))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_fsstat3resfail (XDR *xdrs, fsstat3resfail *objp)
+{
+	 if (!xdr_post_op_attr (xdrs, &objp->obj_attributes))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_fsstat3res (XDR *xdrs, fsstat3res *objp)
+{
+	 if (!xdr_nfsstat3 (xdrs, &objp->status))
+		 return FALSE;
+	switch (objp->status) {
+	case NFS3_OK:
+		 if (!xdr_fsstat3resok (xdrs, &objp->fsstat3res_u.resok))
+			 return FALSE;
+		break;
+	default:
+		 if (!xdr_fsstat3resfail (xdrs, &objp->fsstat3res_u.resfail))
+			 return FALSE;
+		break;
+	}
+	return TRUE;
+}
+
+bool_t
+xdr_fsinfo3args (XDR *xdrs, fsinfo3args *objp)
+{
+	 if (!xdr_nfs_fh3 (xdrs, &objp->fsroot))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_fsinfo3resok (XDR *xdrs, fsinfo3resok *objp)
+{
+	 if (!xdr_post_op_attr (xdrs, &objp->obj_attributes))
+		 return FALSE;
+	 if (!xdr_uint32 (xdrs, &objp->rtmax))
+		 return FALSE;
+	 if (!xdr_uint32 (xdrs, &objp->rtpref))
+		 return FALSE;
+	 if (!xdr_uint32 (xdrs, &objp->rtmult))
+		 return FALSE;
+	 if (!xdr_uint32 (xdrs, &objp->wtmax))
+		 return FALSE;
+	 if (!xdr_uint32 (xdrs, &objp->wtpref))
+		 return FALSE;
+	 if (!xdr_uint32 (xdrs, &objp->wtmult))
+		 return FALSE;
+	 if (!xdr_uint32 (xdrs, &objp->dtpref))
+		 return FALSE;
+	 if (!xdr_size3 (xdrs, &objp->maxfilesize))
+		 return FALSE;
+	 if (!xdr_nfstime3 (xdrs, &objp->time_delta))
+		 return FALSE;
+	 if (!xdr_uint32 (xdrs, &objp->properties))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_fsinfo3resfail (XDR *xdrs, fsinfo3resfail *objp)
+{
+	 if (!xdr_post_op_attr (xdrs, &objp->obj_attributes))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_fsinfo3res (XDR *xdrs, fsinfo3res *objp)
+{
+	 if (!xdr_nfsstat3 (xdrs, &objp->status))
+		 return FALSE;
+	switch (objp->status) {
+	case NFS3_OK:
+		 if (!xdr_fsinfo3resok (xdrs, &objp->fsinfo3res_u.resok))
+			 return FALSE;
+		break;
+	default:
+		 if (!xdr_fsinfo3resfail (xdrs, &objp->fsinfo3res_u.resfail))
+			 return FALSE;
+		break;
+	}
+	return TRUE;
+}
+
+bool_t
+xdr_pathconf3args (XDR *xdrs, pathconf3args *objp)
+{
+	 if (!xdr_nfs_fh3 (xdrs, &objp->object))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_pathconf3resok (XDR *xdrs, pathconf3resok *objp)
+{
+	register int32_t *buf;
+
+
+	if (xdrs->x_op == XDR_ENCODE) {
+		 if (!xdr_post_op_attr (xdrs, &objp->obj_attributes))
+			 return FALSE;
+		 if (!xdr_uint32 (xdrs, &objp->linkmax))
+			 return FALSE;
+		 if (!xdr_uint32 (xdrs, &objp->name_max))
+			 return FALSE;
+		buf = XDR_INLINE (xdrs, 4 * BYTES_PER_XDR_UNIT);
+		if (buf == NULL) {
+			 if (!xdr_bool (xdrs, &objp->no_trunc))
+				 return FALSE;
+			 if (!xdr_bool (xdrs, &objp->chown_restricted))
+				 return FALSE;
+			 if (!xdr_bool (xdrs, &objp->case_insensitive))
+				 return FALSE;
+			 if (!xdr_bool (xdrs, &objp->case_preserving))
+				 return FALSE;
+		} else {
+			IXDR_PUT_BOOL(buf, objp->no_trunc);
+			IXDR_PUT_BOOL(buf, objp->chown_restricted);
+			IXDR_PUT_BOOL(buf, objp->case_insensitive);
+			IXDR_PUT_BOOL(buf, objp->case_preserving);
+		}
+		return TRUE;
+	} else if (xdrs->x_op == XDR_DECODE) {
+		 if (!xdr_post_op_attr (xdrs, &objp->obj_attributes))
+			 return FALSE;
+		 if (!xdr_uint32 (xdrs, &objp->linkmax))
+			 return FALSE;
+		 if (!xdr_uint32 (xdrs, &objp->name_max))
+			 return FALSE;
+		buf = XDR_INLINE (xdrs, 4 * BYTES_PER_XDR_UNIT);
+		if (buf == NULL) {
+			 if (!xdr_bool (xdrs, &objp->no_trunc))
+				 return FALSE;
+			 if (!xdr_bool (xdrs, &objp->chown_restricted))
+				 return FALSE;
+			 if (!xdr_bool (xdrs, &objp->case_insensitive))
+				 return FALSE;
+			 if (!xdr_bool (xdrs, &objp->case_preserving))
+				 return FALSE;
+		} else {
+			objp->no_trunc = IXDR_GET_BOOL(buf);
+			objp->chown_restricted = IXDR_GET_BOOL(buf);
+			objp->case_insensitive = IXDR_GET_BOOL(buf);
+			objp->case_preserving = IXDR_GET_BOOL(buf);
+		}
+	 return TRUE;
+	}
+
+	 if (!xdr_post_op_attr (xdrs, &objp->obj_attributes))
+		 return FALSE;
+	 if (!xdr_uint32 (xdrs, &objp->linkmax))
+		 return FALSE;
+	 if (!xdr_uint32 (xdrs, &objp->name_max))
+		 return FALSE;
+	 if (!xdr_bool (xdrs, &objp->no_trunc))
+		 return FALSE;
+	 if (!xdr_bool (xdrs, &objp->chown_restricted))
+		 return FALSE;
+	 if (!xdr_bool (xdrs, &objp->case_insensitive))
+		 return FALSE;
+	 if (!xdr_bool (xdrs, &objp->case_preserving))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_pathconf3resfail (XDR *xdrs, pathconf3resfail *objp)
+{
+	 if (!xdr_post_op_attr (xdrs, &objp->obj_attributes))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_pathconf3res (XDR *xdrs, pathconf3res *objp)
+{
+	 if (!xdr_nfsstat3 (xdrs, &objp->status))
+		 return FALSE;
+	switch (objp->status) {
+	case NFS3_OK:
+		 if (!xdr_pathconf3resok (xdrs, &objp->pathconf3res_u.resok))
+			 return FALSE;
+		break;
+	default:
+		 if (!xdr_pathconf3resfail (xdrs, &objp->pathconf3res_u.resfail))
+			 return FALSE;
+		break;
+	}
+	return TRUE;
+}
+
+bool_t
+xdr_commit3args (XDR *xdrs, commit3args *objp)
+{
+	 if (!xdr_nfs_fh3 (xdrs, &objp->file))
+		 return FALSE;
+	 if (!xdr_offset3 (xdrs, &objp->offset))
+		 return FALSE;
+	 if (!xdr_count3 (xdrs, &objp->count))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_commit3resok (XDR *xdrs, commit3resok *objp)
+{
+	 if (!xdr_wcc_data (xdrs, &objp->file_wcc))
+		 return FALSE;
+	 if (!xdr_writeverf3 (xdrs, objp->verf))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_commit3resfail (XDR *xdrs, commit3resfail *objp)
+{
+	 if (!xdr_wcc_data (xdrs, &objp->file_wcc))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_commit3res (XDR *xdrs, commit3res *objp)
+{
+	 if (!xdr_nfsstat3 (xdrs, &objp->status))
+		 return FALSE;
+	switch (objp->status) {
+	case NFS3_OK:
+		 if (!xdr_commit3resok (xdrs, &objp->commit3res_u.resok))
+			 return FALSE;
+		break;
+	default:
+		 if (!xdr_commit3resfail (xdrs, &objp->commit3res_u.resfail))
+			 return FALSE;
+		break;
+	}
+	return TRUE;
+}
+
+bool_t
+xdr_fhandle3 (XDR *xdrs, fhandle3 *objp)
+{
+	 if (!xdr_bytes (xdrs, (char **)&objp->fhandle3_val, (u_int *) &objp->fhandle3_len, FHSIZE3))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_dirpath (XDR *xdrs, dirpath *objp)
+{
+	 if (!xdr_string (xdrs, objp, MNTPATHLEN))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_name (XDR *xdrs, name *objp)
+{
+	 if (!xdr_string (xdrs, objp, MNTNAMLEN))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_mountstat3 (XDR *xdrs, mountstat3 *objp)
+{
+	 if (!xdr_enum (xdrs, (enum_t *) objp))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_mountres3_ok (XDR *xdrs, mountres3_ok *objp)
+{
+	 if (!xdr_fhandle3 (xdrs, &objp->fhandle))
+		 return FALSE;
+	 if (!xdr_array (xdrs, (char **)&objp->auth_flavors.auth_flavors_val, (u_int *) &objp->auth_flavors.auth_flavors_len, ~0,
+		sizeof (int), (xdrproc_t) xdr_int))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_mountres3 (XDR *xdrs, mountres3 *objp)
+{
+	 if (!xdr_mountstat3 (xdrs, &objp->fhs_status))
+		 return FALSE;
+	switch (objp->fhs_status) {
+	case MNT3_OK:
+		 if (!xdr_mountres3_ok (xdrs, &objp->mountres3_u.mountinfo))
+			 return FALSE;
+		break;
+	default:
+		break;
+	}
+	return TRUE;
+}
+
+bool_t
+xdr_mountlist (XDR *xdrs, mountlist *objp)
+{
+	 if (!xdr_pointer (xdrs, (char **)objp, sizeof (struct mountbody), (xdrproc_t) xdr_mountbody))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_mountbody (XDR *xdrs, mountbody *objp)
+{
+	 if (!xdr_name (xdrs, &objp->ml_hostname))
+		 return FALSE;
+	 if (!xdr_dirpath (xdrs, &objp->ml_directory))
+		 return FALSE;
+	 if (!xdr_mountlist (xdrs, &objp->ml_next))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_groups (XDR *xdrs, groups *objp)
+{
+	 if (!xdr_pointer (xdrs, (char **)objp, sizeof (struct groupnode), (xdrproc_t) xdr_groupnode))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_groupnode (XDR *xdrs, groupnode *objp)
+{
+	 if (!xdr_name (xdrs, &objp->gr_name))
+		 return FALSE;
+	 if (!xdr_groups (xdrs, &objp->gr_next))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_exports (XDR *xdrs, exports *objp)
+{
+	 if (!xdr_pointer (xdrs, (char **)objp, sizeof (struct exportnode), (xdrproc_t) xdr_exportnode))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_exportnode (XDR *xdrs, exportnode *objp)
+{
+	 if (!xdr_dirpath (xdrs, &objp->ex_dir))
+		 return FALSE;
+	 if (!xdr_groups (xdrs, &objp->ex_groups))
+		 return FALSE;
+	 if (!xdr_exports (xdrs, &objp->ex_next))
+		 return FALSE;
+	return TRUE;
+}
+
+void
+xdr_free_exports_list (struct exportnode *first)
+{
+        struct exportnode       *elist = NULL;
+
+        if (!first)
+                return;
+
+        while (first) {
+                elist = first->ex_next;
+                if (first->ex_dir)
+                        FREE (first->ex_dir);
+
+                if (first->ex_groups) {
+                        if (first->ex_groups->gr_name)
+                                FREE (first->ex_groups->gr_name);
+                        FREE (first->ex_groups);
+                }
+
+                FREE (first);
+                first = elist;
+        }
+
+}
+
+
+void
+xdr_free_mountlist (mountlist ml)
+{
+        struct mountbody        *next = NULL;
+
+        if (!ml)
+                return;
+
+        while (ml) {
+                FREE (ml->ml_hostname);
+                FREE (ml->ml_directory);
+                next = ml->ml_next;
+                FREE (ml);
+                ml = next;
+        }
+
+        return;
+}
+
+
+/* Free statements are based on the way sunrpc xdr decoding
+ * code performs memory allocations.
+ */
+void
+xdr_free_write3args_nocopy (write3args *wa)
+{
+        if (!wa)
+                return;
+
+        FREE (wa->file.data.data_val);
+        FREE (wa);
+}
+
+
diff --git a/xlators/nfs/lib/src/xdr-nfs3.h b/xlators/nfs/lib/src/xdr-nfs3.h
new file mode 100644
index 000000000..8223def1f
--- /dev/null
+++ b/xlators/nfs/lib/src/xdr-nfs3.h
@@ -0,0 +1,1205 @@
+/*
+  Copyright (c) 2010 Gluster, Inc. <http://www.gluster.com>
+  This file is part of GlusterFS.
+
+  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.
+
+  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 this program.  If not, see
+  <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef _XDR_NFS3_H
+#define _XDR_NFS3_H
+
+#include <rpc/rpc.h>
+
+#define NFS3_FHSIZE             64
+#define NFS3_COOKIEVERFSIZE     8
+#define NFS3_CREATEVERFSIZE     8
+#define NFS3_WRITEVERFSIZE      8
+
+#define NFS3_ENTRY3_FIXED_SIZE  24
+#define NFS3_POSTOPATTR_SIZE    88
+#define NFS3_READDIR_RESOK_SIZE (NFS3_POSTOPATTR_SIZE + sizeof (bool_t) + NFS3_COOKIEVERFSIZE)
+
+/* In size of post_op_fh3, the length of the file handle will have to be
+ * included separately since we have variable length fh. Here we only account
+ * for the field for handle_follows and for the file handle length field.
+ */
+#define NFS3_POSTOPFH3_FIXED_SIZE     (sizeof (bool_t) + sizeof (uint32_t))
+
+/* Similarly, the size of the entry will have to include the variable length
+ * file handle and the length of the entry name.
+ */
+#define NFS3_ENTRYP3_FIXED_SIZE  (NFS3_ENTRY3_FIXED_SIZE + NFS3_POSTOPATTR_SIZE + NFS3_POSTOPFH3_FIXED_SIZE)
+
+typedef u_quad_t uint64;
+typedef quad_t int64;
+typedef u_long uint32;
+typedef long int32;
+typedef char *filename3;
+typedef char *nfspath3;
+typedef uint64 fileid3;
+typedef uint64 cookie3;
+typedef char cookieverf3[NFS3_COOKIEVERFSIZE];
+typedef char createverf3[NFS3_CREATEVERFSIZE];
+typedef char writeverf3[NFS3_WRITEVERFSIZE];
+typedef uint32 uid3;
+typedef uint32 gid3;
+typedef uint64 size3;
+typedef uint64 offset3;
+typedef uint32 mode3;
+typedef uint32 count3;
+
+#define NFS3MODE_SETXUID        0x00800
+#define NFS3MODE_SETXGID        0x00400
+#define NFS3MODE_SAVESWAPTXT    0x00200
+#define NFS3MODE_ROWNER         0x00100
+#define NFS3MODE_WOWNER         0x00080
+#define NFS3MODE_XOWNER         0x00040
+#define NFS3MODE_RGROUP         0x00020
+#define NFS3MODE_WGROUP         0x00010
+#define NFS3MODE_XGROUP         0x00008
+#define NFS3MODE_ROTHER         0x00004
+#define NFS3MODE_WOTHER         0x00002
+#define NFS3MODE_XOTHER         0x00001
+
+enum nfsstat3 {
+	NFS3_OK = 0,
+	NFS3ERR_PERM = 1,
+	NFS3ERR_NOENT = 2,
+	NFS3ERR_IO = 5,
+	NFS3ERR_NXIO = 6,
+	NFS3ERR_ACCES = 13,
+	NFS3ERR_EXIST = 17,
+	NFS3ERR_XDEV = 18,
+	NFS3ERR_NODEV = 19,
+	NFS3ERR_NOTDIR = 20,
+	NFS3ERR_ISDIR = 21,
+	NFS3ERR_INVAL = 22,
+	NFS3ERR_FBIG = 27,
+	NFS3ERR_NOSPC = 28,
+	NFS3ERR_ROFS = 30,
+	NFS3ERR_MLINK = 31,
+	NFS3ERR_NAMETOOLONG = 63,
+	NFS3ERR_NOTEMPTY = 66,
+	NFS3ERR_DQUOT = 69,
+	NFS3ERR_STALE = 70,
+	NFS3ERR_REMOTE = 71,
+	NFS3ERR_BADHANDLE = 10001,
+	NFS3ERR_NOT_SYNC = 10002,
+	NFS3ERR_BAD_COOKIE = 10003,
+	NFS3ERR_NOTSUPP = 10004,
+	NFS3ERR_TOOSMALL = 10005,
+	NFS3ERR_SERVERFAULT = 10006,
+	NFS3ERR_BADTYPE = 10007,
+	NFS3ERR_JUKEBOX = 10008,
+};
+typedef enum nfsstat3 nfsstat3;
+
+enum ftype3 {
+	NF3REG = 1,
+	NF3DIR = 2,
+	NF3BLK = 3,
+	NF3CHR = 4,
+	NF3LNK = 5,
+	NF3SOCK = 6,
+	NF3FIFO = 7,
+};
+typedef enum ftype3 ftype3;
+
+struct specdata3 {
+	uint32 specdata1;
+	uint32 specdata2;
+};
+typedef struct specdata3 specdata3;
+
+struct nfs_fh3 {
+	struct {
+		u_int data_len;
+		char *data_val;
+	} data;
+};
+typedef struct nfs_fh3 nfs_fh3;
+
+struct nfstime3 {
+	uint32 seconds;
+	uint32 nseconds;
+};
+typedef struct nfstime3 nfstime3;
+
+struct fattr3 {
+	ftype3 type;
+	mode3 mode;
+	uint32 nlink;
+	uid3 uid;
+	gid3 gid;
+	size3 size;
+	size3 used;
+	specdata3 rdev;
+	uint64 fsid;
+	fileid3 fileid;
+	nfstime3 atime;
+	nfstime3 mtime;
+	nfstime3 ctime;
+};
+typedef struct fattr3 fattr3;
+
+struct post_op_attr {
+	bool_t attributes_follow;
+	union {
+		fattr3 attributes;
+	} post_op_attr_u;
+};
+typedef struct post_op_attr post_op_attr;
+
+struct wcc_attr {
+	size3 size;
+	nfstime3 mtime;
+	nfstime3 ctime;
+};
+typedef struct wcc_attr wcc_attr;
+
+struct pre_op_attr {
+	bool_t attributes_follow;
+	union {
+		wcc_attr attributes;
+	} pre_op_attr_u;
+};
+typedef struct pre_op_attr pre_op_attr;
+
+struct wcc_data {
+	pre_op_attr before;
+	post_op_attr after;
+};
+typedef struct wcc_data wcc_data;
+
+struct post_op_fh3 {
+	bool_t handle_follows;
+	union {
+		nfs_fh3 handle;
+	} post_op_fh3_u;
+};
+typedef struct post_op_fh3 post_op_fh3;
+
+enum time_how {
+	DONT_CHANGE = 0,
+	SET_TO_SERVER_TIME = 1,
+	SET_TO_CLIENT_TIME = 2,
+};
+typedef enum time_how time_how;
+
+struct set_mode3 {
+	bool_t set_it;
+	union {
+		mode3 mode;
+	} set_mode3_u;
+};
+typedef struct set_mode3 set_mode3;
+
+struct set_uid3 {
+	bool_t set_it;
+	union {
+		uid3 uid;
+	} set_uid3_u;
+};
+typedef struct set_uid3 set_uid3;
+
+struct set_gid3 {
+	bool_t set_it;
+	union {
+		gid3 gid;
+	} set_gid3_u;
+};
+typedef struct set_gid3 set_gid3;
+
+struct set_size3 {
+	bool_t set_it;
+	union {
+		size3 size;
+	} set_size3_u;
+};
+typedef struct set_size3 set_size3;
+
+struct set_atime {
+	time_how set_it;
+	union {
+		nfstime3 atime;
+	} set_atime_u;
+};
+typedef struct set_atime set_atime;
+
+struct set_mtime {
+	time_how set_it;
+	union {
+		nfstime3 mtime;
+	} set_mtime_u;
+};
+typedef struct set_mtime set_mtime;
+
+struct sattr3 {
+	set_mode3 mode;
+	set_uid3 uid;
+	set_gid3 gid;
+	set_size3 size;
+	set_atime atime;
+	set_mtime mtime;
+};
+typedef struct sattr3 sattr3;
+
+struct diropargs3 {
+	nfs_fh3 dir;
+	filename3 name;
+};
+typedef struct diropargs3 diropargs3;
+
+struct getattr3args {
+	nfs_fh3 object;
+};
+typedef struct getattr3args getattr3args;
+
+struct getattr3resok {
+	fattr3 obj_attributes;
+};
+typedef struct getattr3resok getattr3resok;
+
+struct getattr3res {
+	nfsstat3 status;
+	union {
+		getattr3resok resok;
+	} getattr3res_u;
+};
+typedef struct getattr3res getattr3res;
+
+struct sattrguard3 {
+	bool_t check;
+	union {
+		nfstime3 obj_ctime;
+	} sattrguard3_u;
+};
+typedef struct sattrguard3 sattrguard3;
+
+struct setattr3args {
+	nfs_fh3 object;
+	sattr3 new_attributes;
+	sattrguard3 guard;
+};
+typedef struct setattr3args setattr3args;
+
+struct setattr3resok {
+	wcc_data obj_wcc;
+};
+typedef struct setattr3resok setattr3resok;
+
+struct setattr3resfail {
+	wcc_data obj_wcc;
+};
+typedef struct setattr3resfail setattr3resfail;
+
+struct setattr3res {
+	nfsstat3 status;
+	union {
+		setattr3resok resok;
+		setattr3resfail resfail;
+	} setattr3res_u;
+};
+typedef struct setattr3res setattr3res;
+
+struct lookup3args {
+	diropargs3 what;
+};
+typedef struct lookup3args lookup3args;
+
+struct lookup3resok {
+	nfs_fh3 object;
+	post_op_attr obj_attributes;
+	post_op_attr dir_attributes;
+};
+typedef struct lookup3resok lookup3resok;
+
+struct lookup3resfail {
+	post_op_attr dir_attributes;
+};
+typedef struct lookup3resfail lookup3resfail;
+
+struct lookup3res {
+	nfsstat3 status;
+	union {
+		lookup3resok resok;
+		lookup3resfail resfail;
+	} lookup3res_u;
+};
+typedef struct lookup3res lookup3res;
+#define ACCESS3_READ 0x0001
+#define ACCESS3_LOOKUP 0x0002
+#define ACCESS3_MODIFY 0x0004
+#define ACCESS3_EXTEND 0x0008
+#define ACCESS3_DELETE 0x0010
+#define ACCESS3_EXECUTE 0x0020
+
+struct access3args {
+	nfs_fh3 object;
+	uint32 access;
+};
+typedef struct access3args access3args;
+
+struct access3resok {
+	post_op_attr obj_attributes;
+	uint32 access;
+};
+typedef struct access3resok access3resok;
+
+struct access3resfail {
+	post_op_attr obj_attributes;
+};
+typedef struct access3resfail access3resfail;
+
+struct access3res {
+	nfsstat3 status;
+	union {
+		access3resok resok;
+		access3resfail resfail;
+	} access3res_u;
+};
+typedef struct access3res access3res;
+
+struct readlink3args {
+	nfs_fh3 symlink;
+};
+typedef struct readlink3args readlink3args;
+
+struct readlink3resok {
+	post_op_attr symlink_attributes;
+	nfspath3 data;
+};
+typedef struct readlink3resok readlink3resok;
+
+struct readlink3resfail {
+	post_op_attr symlink_attributes;
+};
+typedef struct readlink3resfail readlink3resfail;
+
+struct readlink3res {
+	nfsstat3 status;
+	union {
+		readlink3resok resok;
+		readlink3resfail resfail;
+	} readlink3res_u;
+};
+typedef struct readlink3res readlink3res;
+
+struct read3args {
+	nfs_fh3 file;
+	offset3 offset;
+	count3 count;
+};
+typedef struct read3args read3args;
+
+struct read3resok {
+	post_op_attr file_attributes;
+	count3 count;
+	bool_t eof;
+	struct {
+		u_int data_len;
+		char *data_val;
+	} data;
+};
+typedef struct read3resok read3resok;
+
+struct read3resfail {
+	post_op_attr file_attributes;
+};
+typedef struct read3resfail read3resfail;
+
+struct read3res {
+	nfsstat3 status;
+	union {
+		read3resok resok;
+		read3resfail resfail;
+	} read3res_u;
+};
+typedef struct read3res read3res;
+
+enum stable_how {
+	UNSTABLE = 0,
+	DATA_SYNC = 1,
+	FILE_SYNC = 2,
+};
+typedef enum stable_how stable_how;
+
+struct write3args {
+	nfs_fh3 file;
+	offset3 offset;
+	count3 count;
+	stable_how stable;
+	struct {
+		u_int data_len;
+		char *data_val;
+	} data;
+};
+typedef struct write3args write3args;
+
+/* Generally, the protocol allows the file handle to be less than 64 bytes but
+ * our server does not return file handles less than 64b so we can safely say
+ * sizeof (nfs_fh3) rather than first trying to extract the fh size of the
+ * network followed by a sized-read of the file handle.
+ */
+#define NFS3_WRITE3ARGS_SIZE    (sizeof (uint32_t) + NFS3_FHSIZE + sizeof (offset3) + sizeof (count3) + sizeof (uint32_t))
+struct write3resok {
+	wcc_data file_wcc;
+	count3 count;
+	stable_how committed;
+	writeverf3 verf;
+};
+typedef struct write3resok write3resok;
+
+struct write3resfail {
+	wcc_data file_wcc;
+};
+typedef struct write3resfail write3resfail;
+
+struct write3res {
+	nfsstat3 status;
+	union {
+		write3resok resok;
+		write3resfail resfail;
+	} write3res_u;
+};
+typedef struct write3res write3res;
+
+enum createmode3 {
+	UNCHECKED = 0,
+	GUARDED = 1,
+	EXCLUSIVE = 2,
+};
+typedef enum createmode3 createmode3;
+
+struct createhow3 {
+	createmode3 mode;
+	union {
+		sattr3 obj_attributes;
+		createverf3 verf;
+	} createhow3_u;
+};
+typedef struct createhow3 createhow3;
+
+struct create3args {
+	diropargs3 where;
+	createhow3 how;
+};
+typedef struct create3args create3args;
+
+struct create3resok {
+	post_op_fh3 obj;
+	post_op_attr obj_attributes;
+	wcc_data dir_wcc;
+};
+typedef struct create3resok create3resok;
+
+struct create3resfail {
+	wcc_data dir_wcc;
+};
+typedef struct create3resfail create3resfail;
+
+struct create3res {
+	nfsstat3 status;
+	union {
+		create3resok resok;
+		create3resfail resfail;
+	} create3res_u;
+};
+typedef struct create3res create3res;
+
+struct mkdir3args {
+	diropargs3 where;
+	sattr3 attributes;
+};
+typedef struct mkdir3args mkdir3args;
+
+struct mkdir3resok {
+	post_op_fh3 obj;
+	post_op_attr obj_attributes;
+	wcc_data dir_wcc;
+};
+typedef struct mkdir3resok mkdir3resok;
+
+struct mkdir3resfail {
+	wcc_data dir_wcc;
+};
+typedef struct mkdir3resfail mkdir3resfail;
+
+struct mkdir3res {
+	nfsstat3 status;
+	union {
+		mkdir3resok resok;
+		mkdir3resfail resfail;
+	} mkdir3res_u;
+};
+typedef struct mkdir3res mkdir3res;
+
+struct symlinkdata3 {
+	sattr3 symlink_attributes;
+	nfspath3 symlink_data;
+};
+typedef struct symlinkdata3 symlinkdata3;
+
+struct symlink3args {
+	diropargs3 where;
+	symlinkdata3 symlink;
+};
+typedef struct symlink3args symlink3args;
+
+struct symlink3resok {
+	post_op_fh3 obj;
+	post_op_attr obj_attributes;
+	wcc_data dir_wcc;
+};
+typedef struct symlink3resok symlink3resok;
+
+struct symlink3resfail {
+	wcc_data dir_wcc;
+};
+typedef struct symlink3resfail symlink3resfail;
+
+struct symlink3res {
+	nfsstat3 status;
+	union {
+		symlink3resok resok;
+		symlink3resfail resfail;
+	} symlink3res_u;
+};
+typedef struct symlink3res symlink3res;
+
+struct devicedata3 {
+	sattr3 dev_attributes;
+	specdata3 spec;
+};
+typedef struct devicedata3 devicedata3;
+
+struct mknoddata3 {
+	ftype3 type;
+	union {
+		devicedata3 device;
+		sattr3 pipe_attributes;
+	} mknoddata3_u;
+};
+typedef struct mknoddata3 mknoddata3;
+
+struct mknod3args {
+	diropargs3 where;
+	mknoddata3 what;
+};
+typedef struct mknod3args mknod3args;
+
+struct mknod3resok {
+	post_op_fh3 obj;
+	post_op_attr obj_attributes;
+	wcc_data dir_wcc;
+};
+typedef struct mknod3resok mknod3resok;
+
+struct mknod3resfail {
+	wcc_data dir_wcc;
+};
+typedef struct mknod3resfail mknod3resfail;
+
+struct mknod3res {
+	nfsstat3 status;
+	union {
+		mknod3resok resok;
+		mknod3resfail resfail;
+	} mknod3res_u;
+};
+typedef struct mknod3res mknod3res;
+
+struct remove3args {
+	diropargs3 object;
+};
+typedef struct remove3args remove3args;
+
+struct remove3resok {
+	wcc_data dir_wcc;
+};
+typedef struct remove3resok remove3resok;
+
+struct remove3resfail {
+	wcc_data dir_wcc;
+};
+typedef struct remove3resfail remove3resfail;
+
+struct remove3res {
+	nfsstat3 status;
+	union {
+		remove3resok resok;
+		remove3resfail resfail;
+	} remove3res_u;
+};
+typedef struct remove3res remove3res;
+
+struct rmdir3args {
+	diropargs3 object;
+};
+typedef struct rmdir3args rmdir3args;
+
+struct rmdir3resok {
+	wcc_data dir_wcc;
+};
+typedef struct rmdir3resok rmdir3resok;
+
+struct rmdir3resfail {
+	wcc_data dir_wcc;
+};
+typedef struct rmdir3resfail rmdir3resfail;
+
+struct rmdir3res {
+	nfsstat3 status;
+	union {
+		rmdir3resok resok;
+		rmdir3resfail resfail;
+	} rmdir3res_u;
+};
+typedef struct rmdir3res rmdir3res;
+
+struct rename3args {
+	diropargs3 from;
+	diropargs3 to;
+};
+typedef struct rename3args rename3args;
+
+struct rename3resok {
+	wcc_data fromdir_wcc;
+	wcc_data todir_wcc;
+};
+typedef struct rename3resok rename3resok;
+
+struct rename3resfail {
+	wcc_data fromdir_wcc;
+	wcc_data todir_wcc;
+};
+typedef struct rename3resfail rename3resfail;
+
+struct rename3res {
+	nfsstat3 status;
+	union {
+		rename3resok resok;
+		rename3resfail resfail;
+	} rename3res_u;
+};
+typedef struct rename3res rename3res;
+
+struct link3args {
+	nfs_fh3 file;
+	diropargs3 link;
+};
+typedef struct link3args link3args;
+
+struct link3resok {
+	post_op_attr file_attributes;
+	wcc_data linkdir_wcc;
+};
+typedef struct link3resok link3resok;
+
+struct link3resfail {
+	post_op_attr file_attributes;
+	wcc_data linkdir_wcc;
+};
+typedef struct link3resfail link3resfail;
+
+struct link3res {
+	nfsstat3 status;
+	union {
+		link3resok resok;
+		link3resfail resfail;
+	} link3res_u;
+};
+typedef struct link3res link3res;
+
+struct readdir3args {
+	nfs_fh3 dir;
+	cookie3 cookie;
+	cookieverf3 cookieverf;
+	count3 count;
+};
+typedef struct readdir3args readdir3args;
+
+struct entry3 {
+	fileid3 fileid;
+	filename3 name;
+	cookie3 cookie;
+	struct entry3 *nextentry;
+};
+typedef struct entry3 entry3;
+
+struct dirlist3 {
+	entry3 *entries;
+	bool_t eof;
+};
+typedef struct dirlist3 dirlist3;
+
+struct readdir3resok {
+	post_op_attr dir_attributes;
+	cookieverf3 cookieverf;
+	dirlist3 reply;
+};
+typedef struct readdir3resok readdir3resok;
+
+struct readdir3resfail {
+	post_op_attr dir_attributes;
+};
+typedef struct readdir3resfail readdir3resfail;
+
+struct readdir3res {
+	nfsstat3 status;
+	union {
+		readdir3resok resok;
+		readdir3resfail resfail;
+	} readdir3res_u;
+};
+typedef struct readdir3res readdir3res;
+
+struct readdirp3args {
+	nfs_fh3 dir;
+	cookie3 cookie;
+	cookieverf3 cookieverf;
+	count3 dircount;
+	count3 maxcount;
+};
+typedef struct readdirp3args readdirp3args;
+
+struct entryp3 {
+	fileid3 fileid;
+	filename3 name;
+	cookie3 cookie;
+	post_op_attr name_attributes;
+	post_op_fh3 name_handle;
+	struct entryp3 *nextentry;
+};
+typedef struct entryp3 entryp3;
+
+struct dirlistp3 {
+	entryp3 *entries;
+	bool_t eof;
+};
+typedef struct dirlistp3 dirlistp3;
+
+struct readdirp3resok {
+	post_op_attr dir_attributes;
+	cookieverf3 cookieverf;
+	dirlistp3   reply;
+};
+typedef struct readdirp3resok readdirp3resok;
+
+struct readdirp3resfail {
+	post_op_attr dir_attributes;
+};
+typedef struct readdirp3resfail readdirp3resfail;
+
+struct readdirp3res {
+	nfsstat3 status;
+	union {
+		readdirp3resok resok;
+		readdirp3resfail resfail;
+	} readdirp3res_u;
+};
+typedef struct readdirp3res readdirp3res;
+
+struct fsstat3args {
+	nfs_fh3 fsroot;
+};
+typedef struct fsstat3args fsstat3args;
+
+struct fsstat3resok {
+	post_op_attr obj_attributes;
+	size3 tbytes;
+	size3 fbytes;
+	size3 abytes;
+	size3 tfiles;
+	size3 ffiles;
+	size3 afiles;
+	uint32 invarsec;
+};
+typedef struct fsstat3resok fsstat3resok;
+
+struct fsstat3resfail {
+	post_op_attr obj_attributes;
+};
+typedef struct fsstat3resfail fsstat3resfail;
+
+struct fsstat3res {
+	nfsstat3 status;
+	union {
+		fsstat3resok resok;
+		fsstat3resfail resfail;
+	} fsstat3res_u;
+};
+typedef struct fsstat3res fsstat3res;
+#define FSF3_LINK 0x0001
+#define FSF3_SYMLINK 0x0002
+#define FSF3_HOMOGENEOUS 0x0008
+#define FSF3_CANSETTIME 0x0010
+
+struct fsinfo3args {
+	nfs_fh3 fsroot;
+};
+typedef struct fsinfo3args fsinfo3args;
+
+struct fsinfo3resok {
+	post_op_attr obj_attributes;
+	uint32 rtmax;
+	uint32 rtpref;
+	uint32 rtmult;
+	uint32 wtmax;
+	uint32 wtpref;
+	uint32 wtmult;
+	uint32 dtpref;
+	size3 maxfilesize;
+	nfstime3 time_delta;
+	uint32 properties;
+};
+typedef struct fsinfo3resok fsinfo3resok;
+
+struct fsinfo3resfail {
+	post_op_attr obj_attributes;
+};
+typedef struct fsinfo3resfail fsinfo3resfail;
+
+struct fsinfo3res {
+	nfsstat3 status;
+	union {
+		fsinfo3resok resok;
+		fsinfo3resfail resfail;
+	} fsinfo3res_u;
+};
+typedef struct fsinfo3res fsinfo3res;
+
+struct pathconf3args {
+	nfs_fh3 object;
+};
+typedef struct pathconf3args pathconf3args;
+
+struct pathconf3resok {
+	post_op_attr obj_attributes;
+	uint32 linkmax;
+	uint32 name_max;
+	bool_t no_trunc;
+	bool_t chown_restricted;
+	bool_t case_insensitive;
+	bool_t case_preserving;
+};
+typedef struct pathconf3resok pathconf3resok;
+
+struct pathconf3resfail {
+	post_op_attr obj_attributes;
+};
+typedef struct pathconf3resfail pathconf3resfail;
+
+struct pathconf3res {
+	nfsstat3 status;
+	union {
+		pathconf3resok resok;
+		pathconf3resfail resfail;
+	} pathconf3res_u;
+};
+typedef struct pathconf3res pathconf3res;
+
+struct commit3args {
+	nfs_fh3 file;
+	offset3 offset;
+	count3 count;
+};
+typedef struct commit3args commit3args;
+
+struct commit3resok {
+	wcc_data file_wcc;
+	writeverf3 verf;
+};
+typedef struct commit3resok commit3resok;
+
+struct commit3resfail {
+	wcc_data file_wcc;
+};
+typedef struct commit3resfail commit3resfail;
+
+struct commit3res {
+	nfsstat3 status;
+	union {
+		commit3resok resok;
+		commit3resfail resfail;
+	} commit3res_u;
+};
+typedef struct commit3res commit3res;
+#define MNTPATHLEN 1024
+#define MNTNAMLEN 255
+#define FHSIZE3 NFS3_FHSIZE
+
+typedef struct {
+	u_int fhandle3_len;
+	char *fhandle3_val;
+} fhandle3;
+
+typedef char *dirpath;
+
+typedef char *name;
+
+enum mountstat3 {
+	MNT3_OK = 0,
+	MNT3ERR_PERM = 1,
+	MNT3ERR_NOENT = 2,
+	MNT3ERR_IO = 5,
+	MNT3ERR_ACCES = 13,
+	MNT3ERR_NOTDIR = 20,
+	MNT3ERR_INVAL = 22,
+	MNT3ERR_NAMETOOLONG = 63,
+	MNT3ERR_NOTSUPP = 10004,
+	MNT3ERR_SERVERFAULT = 10006,
+};
+typedef enum mountstat3 mountstat3;
+
+struct mountres3_ok {
+	fhandle3 fhandle;
+	struct {
+		u_int auth_flavors_len;
+		int *auth_flavors_val;
+	} auth_flavors;
+};
+typedef struct mountres3_ok mountres3_ok;
+
+struct mountres3 {
+	mountstat3 fhs_status;
+	union {
+		mountres3_ok mountinfo;
+	} mountres3_u;
+};
+typedef struct mountres3 mountres3;
+
+typedef struct mountbody *mountlist;
+
+struct mountbody {
+	name ml_hostname;
+	dirpath ml_directory;
+	mountlist ml_next;
+};
+typedef struct mountbody mountbody;
+
+typedef struct groupnode *groups;
+
+struct groupnode {
+	name gr_name;
+	groups gr_next;
+};
+typedef struct groupnode groupnode;
+
+typedef struct exportnode *exports;
+
+struct exportnode {
+	dirpath ex_dir;
+	groups ex_groups;
+	exports ex_next;
+};
+typedef struct exportnode exportnode;
+
+#define NFS_PROGRAM             100003
+#define NFS_V3                  3
+
+#define NFS3_NULL               0
+#define NFS3_GETATTR            1
+#define NFS3_SETATTR            2
+#define NFS3_LOOKUP             3
+#define NFS3_ACCESS             4
+#define NFS3_READLINK           5
+#define NFS3_READ               6
+#define NFS3_WRITE              7
+#define NFS3_CREATE             8
+#define NFS3_MKDIR              9
+#define NFS3_SYMLINK            10
+#define NFS3_MKNOD              11
+#define NFS3_REMOVE             12
+#define NFS3_RMDIR              13
+#define NFS3_RENAME             14
+#define NFS3_LINK               15
+#define NFS3_READDIR            16
+#define NFS3_READDIRP           17
+#define NFS3_FSSTAT             18
+#define NFS3_FSINFO             19
+#define NFS3_PATHCONF           20
+#define NFS3_COMMIT             21
+#define NFS3_PROC_COUNT         22
+
+#define MOUNT_PROGRAM           100005
+#define MOUNT_V3                3
+#define MOUNT_V1                1
+
+#define MOUNT3_NULL             0
+#define MOUNT3_MNT              1
+#define MOUNT3_DUMP             2
+#define MOUNT3_UMNT             3
+#define MOUNT3_UMNTALL          4
+#define MOUNT3_EXPORT           5
+#define MOUNT3_PROC_COUNT       6
+
+#define MOUNT1_NULL             0
+#define MOUNT1_DUMP             2
+#define MOUNT1_UMNT             3
+#define MOUNT1_EXPORT           5
+#define MOUNT1_PROC_COUNT       6
+/* the xdr functions */
+
+extern  bool_t xdr_uint64 (XDR *, uint64*);
+extern  bool_t xdr_int64 (XDR *, int64*);
+extern  bool_t xdr_uint32 (XDR *, uint32*);
+extern  bool_t xdr_int32 (XDR *, int32*);
+extern  bool_t xdr_filename3 (XDR *, filename3*);
+extern  bool_t xdr_nfspath3 (XDR *, nfspath3*);
+extern  bool_t xdr_fileid3 (XDR *, fileid3*);
+extern  bool_t xdr_cookie3 (XDR *, cookie3*);
+extern  bool_t xdr_cookieverf3 (XDR *, cookieverf3);
+extern  bool_t xdr_createverf3 (XDR *, createverf3);
+extern  bool_t xdr_writeverf3 (XDR *, writeverf3);
+extern  bool_t xdr_uid3 (XDR *, uid3*);
+extern  bool_t xdr_gid3 (XDR *, gid3*);
+extern  bool_t xdr_size3 (XDR *, size3*);
+extern  bool_t xdr_offset3 (XDR *, offset3*);
+extern  bool_t xdr_mode3 (XDR *, mode3*);
+extern  bool_t xdr_count3 (XDR *, count3*);
+extern  bool_t xdr_nfsstat3 (XDR *, nfsstat3*);
+extern  bool_t xdr_ftype3 (XDR *, ftype3*);
+extern  bool_t xdr_specdata3 (XDR *, specdata3*);
+extern  bool_t xdr_nfs_fh3 (XDR *, nfs_fh3*);
+extern  bool_t xdr_nfstime3 (XDR *, nfstime3*);
+extern  bool_t xdr_fattr3 (XDR *, fattr3*);
+extern  bool_t xdr_post_op_attr (XDR *, post_op_attr*);
+extern  bool_t xdr_wcc_attr (XDR *, wcc_attr*);
+extern  bool_t xdr_pre_op_attr (XDR *, pre_op_attr*);
+extern  bool_t xdr_wcc_data (XDR *, wcc_data*);
+extern  bool_t xdr_post_op_fh3 (XDR *, post_op_fh3*);
+extern  bool_t xdr_time_how (XDR *, time_how*);
+extern  bool_t xdr_set_mode3 (XDR *, set_mode3*);
+extern  bool_t xdr_set_uid3 (XDR *, set_uid3*);
+extern  bool_t xdr_set_gid3 (XDR *, set_gid3*);
+extern  bool_t xdr_set_size3 (XDR *, set_size3*);
+extern  bool_t xdr_set_atime (XDR *, set_atime*);
+extern  bool_t xdr_set_mtime (XDR *, set_mtime*);
+extern  bool_t xdr_sattr3 (XDR *, sattr3*);
+extern  bool_t xdr_diropargs3 (XDR *, diropargs3*);
+extern  bool_t xdr_getattr3args (XDR *, getattr3args*);
+extern  bool_t xdr_getattr3resok (XDR *, getattr3resok*);
+extern  bool_t xdr_getattr3res (XDR *, getattr3res*);
+extern  bool_t xdr_sattrguard3 (XDR *, sattrguard3*);
+extern  bool_t xdr_setattr3args (XDR *, setattr3args*);
+extern  bool_t xdr_setattr3resok (XDR *, setattr3resok*);
+extern  bool_t xdr_setattr3resfail (XDR *, setattr3resfail*);
+extern  bool_t xdr_setattr3res (XDR *, setattr3res*);
+extern  bool_t xdr_lookup3args (XDR *, lookup3args*);
+extern  bool_t xdr_lookup3resok (XDR *, lookup3resok*);
+extern  bool_t xdr_lookup3resfail (XDR *, lookup3resfail*);
+extern  bool_t xdr_lookup3res (XDR *, lookup3res*);
+extern  bool_t xdr_access3args (XDR *, access3args*);
+extern  bool_t xdr_access3resok (XDR *, access3resok*);
+extern  bool_t xdr_access3resfail (XDR *, access3resfail*);
+extern  bool_t xdr_access3res (XDR *, access3res*);
+extern  bool_t xdr_readlink3args (XDR *, readlink3args*);
+extern  bool_t xdr_readlink3resok (XDR *, readlink3resok*);
+extern  bool_t xdr_readlink3resfail (XDR *, readlink3resfail*);
+extern  bool_t xdr_readlink3res (XDR *, readlink3res*);
+extern  bool_t xdr_read3args (XDR *, read3args*);
+extern  bool_t xdr_read3resok (XDR *, read3resok*);
+extern  bool_t xdr_read3resfail (XDR *, read3resfail*);
+extern  bool_t xdr_read3res (XDR *, read3res*);
+extern  bool_t xdr_read3res_nocopy (XDR *xdrs, read3res *objp);
+extern  bool_t xdr_stable_how (XDR *, stable_how*);
+extern  bool_t xdr_write3args (XDR *, write3args*);
+extern  bool_t xdr_write3resok (XDR *, write3resok*);
+extern  bool_t xdr_write3resfail (XDR *, write3resfail*);
+extern  bool_t xdr_write3res (XDR *, write3res*);
+extern  bool_t xdr_createmode3 (XDR *, createmode3*);
+extern  bool_t xdr_createhow3 (XDR *, createhow3*);
+extern  bool_t xdr_create3args (XDR *, create3args*);
+extern  bool_t xdr_create3resok (XDR *, create3resok*);
+extern  bool_t xdr_create3resfail (XDR *, create3resfail*);
+extern  bool_t xdr_create3res (XDR *, create3res*);
+extern  bool_t xdr_mkdir3args (XDR *, mkdir3args*);
+extern  bool_t xdr_mkdir3resok (XDR *, mkdir3resok*);
+extern  bool_t xdr_mkdir3resfail (XDR *, mkdir3resfail*);
+extern  bool_t xdr_mkdir3res (XDR *, mkdir3res*);
+extern  bool_t xdr_symlinkdata3 (XDR *, symlinkdata3*);
+extern  bool_t xdr_symlink3args (XDR *, symlink3args*);
+extern  bool_t xdr_symlink3resok (XDR *, symlink3resok*);
+extern  bool_t xdr_symlink3resfail (XDR *, symlink3resfail*);
+extern  bool_t xdr_symlink3res (XDR *, symlink3res*);
+extern  bool_t xdr_devicedata3 (XDR *, devicedata3*);
+extern  bool_t xdr_mknoddata3 (XDR *, mknoddata3*);
+extern  bool_t xdr_mknod3args (XDR *, mknod3args*);
+extern  bool_t xdr_mknod3resok (XDR *, mknod3resok*);
+extern  bool_t xdr_mknod3resfail (XDR *, mknod3resfail*);
+extern  bool_t xdr_mknod3res (XDR *, mknod3res*);
+extern  bool_t xdr_remove3args (XDR *, remove3args*);
+extern  bool_t xdr_remove3resok (XDR *, remove3resok*);
+extern  bool_t xdr_remove3resfail (XDR *, remove3resfail*);
+extern  bool_t xdr_remove3res (XDR *, remove3res*);
+extern  bool_t xdr_rmdir3args (XDR *, rmdir3args*);
+extern  bool_t xdr_rmdir3resok (XDR *, rmdir3resok*);
+extern  bool_t xdr_rmdir3resfail (XDR *, rmdir3resfail*);
+extern  bool_t xdr_rmdir3res (XDR *, rmdir3res*);
+extern  bool_t xdr_rename3args (XDR *, rename3args*);
+extern  bool_t xdr_rename3resok (XDR *, rename3resok*);
+extern  bool_t xdr_rename3resfail (XDR *, rename3resfail*);
+extern  bool_t xdr_rename3res (XDR *, rename3res*);
+extern  bool_t xdr_link3args (XDR *, link3args*);
+extern  bool_t xdr_link3resok (XDR *, link3resok*);
+extern  bool_t xdr_link3resfail (XDR *, link3resfail*);
+extern  bool_t xdr_link3res (XDR *, link3res*);
+extern  bool_t xdr_readdir3args (XDR *, readdir3args*);
+extern  bool_t xdr_entry3 (XDR *, entry3*);
+extern  bool_t xdr_dirlist3 (XDR *, dirlist3*);
+extern  bool_t xdr_readdir3resok (XDR *, readdir3resok*);
+extern  bool_t xdr_readdir3resfail (XDR *, readdir3resfail*);
+extern  bool_t xdr_readdir3res (XDR *, readdir3res*);
+extern  bool_t xdr_readdirp3args (XDR *, readdirp3args*);
+extern  bool_t xdr_entryp3 (XDR *, entryp3*);
+extern  bool_t xdr_dirlistp3 (XDR *, dirlistp3*);
+extern  bool_t xdr_readdirp3resok (XDR *, readdirp3resok*);
+extern  bool_t xdr_readdirp3resfail (XDR *, readdirp3resfail*);
+extern  bool_t xdr_readdirp3res (XDR *, readdirp3res*);
+extern  bool_t xdr_fsstat3args (XDR *, fsstat3args*);
+extern  bool_t xdr_fsstat3resok (XDR *, fsstat3resok*);
+extern  bool_t xdr_fsstat3resfail (XDR *, fsstat3resfail*);
+extern  bool_t xdr_fsstat3res (XDR *, fsstat3res*);
+extern  bool_t xdr_fsinfo3args (XDR *, fsinfo3args*);
+extern  bool_t xdr_fsinfo3resok (XDR *, fsinfo3resok*);
+extern  bool_t xdr_fsinfo3resfail (XDR *, fsinfo3resfail*);
+extern  bool_t xdr_fsinfo3res (XDR *, fsinfo3res*);
+extern  bool_t xdr_pathconf3args (XDR *, pathconf3args*);
+extern  bool_t xdr_pathconf3resok (XDR *, pathconf3resok*);
+extern  bool_t xdr_pathconf3resfail (XDR *, pathconf3resfail*);
+extern  bool_t xdr_pathconf3res (XDR *, pathconf3res*);
+extern  bool_t xdr_commit3args (XDR *, commit3args*);
+extern  bool_t xdr_commit3resok (XDR *, commit3resok*);
+extern  bool_t xdr_commit3resfail (XDR *, commit3resfail*);
+extern  bool_t xdr_commit3res (XDR *, commit3res*);
+extern  bool_t xdr_fhandle3 (XDR *, fhandle3*);
+extern  bool_t xdr_dirpath (XDR *, dirpath*);
+extern  bool_t xdr_name (XDR *, name*);
+extern  bool_t xdr_mountstat3 (XDR *, mountstat3*);
+extern  bool_t xdr_mountres3_ok (XDR *, mountres3_ok*);
+extern  bool_t xdr_mountres3 (XDR *, mountres3*);
+extern  bool_t xdr_mountlist (XDR *, mountlist*);
+extern  bool_t xdr_mountbody (XDR *, mountbody*);
+extern  bool_t xdr_groups (XDR *, groups*);
+extern  bool_t xdr_groupnode (XDR *, groupnode*);
+extern  bool_t xdr_exports (XDR *, exports*);
+extern  bool_t xdr_exportnode (XDR *, exportnode*);
+
+extern void xdr_free_exports_list (struct exportnode *first);
+extern void xdr_free_mountlist (mountlist ml);
+
+extern void xdr_free_write3args_nocopy (write3args *wa);
+#endif
diff --git a/xlators/nfs/lib/src/xdr-rpc.c b/xlators/nfs/lib/src/xdr-rpc.c
new file mode 100644
index 000000000..ac0f8afd3
--- /dev/null
+++ b/xlators/nfs/lib/src/xdr-rpc.c
@@ -0,0 +1,190 @@
+/*
+  Copyright (c) 2010 Gluster, Inc. <http://www.gluster.com>
+  This file is part of GlusterFS.
+
+  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.
+
+  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 this program.  If not, see
+  <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef _CONFIG_H
+#define _CONFIG_H
+#include "config.h"
+#endif
+
+#include <rpc/rpc.h>
+#include <rpc/pmap_clnt.h>
+#include <arpa/inet.h>
+#include <rpc/xdr.h>
+#include <sys/uio.h>
+#include <rpc/auth_unix.h>
+
+#include "mem-pool.h"
+#include "xdr-rpc.h"
+#include "xdr-common.h"
+#include "logging.h"
+
+/* Decodes the XDR format in msgbuf into rpc_msg.
+ * The remaining payload is returned into payload.
+ */
+int
+xdr_to_rpc_call (char *msgbuf, size_t len, struct rpc_msg *call,
+                 struct iovec *payload, char *credbytes, char *verfbytes)
+{
+        XDR                     xdr;
+        char                    opaquebytes[MAX_AUTH_BYTES];
+        struct opaque_auth      *oa = NULL;
+
+        if ((!msgbuf) || (!call))
+                return -1;
+
+        memset (call, 0, sizeof (*call));
+
+        oa = &call->rm_call.cb_cred;
+        if (!credbytes)
+                oa->oa_base = opaquebytes;
+        else
+                oa->oa_base = credbytes;
+
+        oa = &call->rm_call.cb_verf;
+        if (!verfbytes)
+                oa->oa_base = opaquebytes;
+        else
+                oa->oa_base = verfbytes;
+
+        xdrmem_create (&xdr, msgbuf, len, XDR_DECODE);
+        if (!xdr_callmsg (&xdr, call))
+                return -1;
+
+        if (payload) {
+                payload->iov_base = xdr_decoded_remaining_addr (xdr);
+                payload->iov_len = xdr_decoded_remaining_len (xdr);
+        }
+
+        return 0;
+}
+
+
+bool_t
+true_func (XDR *s, caddr_t *a)
+{
+        return TRUE;
+}
+
+
+int
+rpc_fill_empty_reply (struct rpc_msg *reply, uint32_t xid)
+{
+        if (!reply)
+                return -1;
+
+        /* Setting to 0 also results in reply verifier flavor to be
+         * set to AUTH_NULL which is what we want right now.
+         */
+        memset (reply, 0, sizeof (*reply));
+        reply->rm_xid = xid;
+        reply->rm_direction = REPLY;
+
+        return 0;
+}
+
+int
+rpc_fill_denied_reply (struct rpc_msg *reply, int rjstat, int auth_err)
+{
+        if (!reply)
+                return -1;
+
+        reply->rm_reply.rp_stat = MSG_DENIED;
+        reply->rjcted_rply.rj_stat = rjstat;
+        if (rjstat == RPC_MISMATCH) {
+                /* No problem with hardocoding
+                 * RPC version numbers. We only support
+                 * v2 anyway.
+                 */
+                reply->rjcted_rply.rj_vers.low = 2;
+                reply->rjcted_rply.rj_vers.high = 2;
+        } else if (rjstat == AUTH_ERROR)
+                reply->rjcted_rply.rj_why = auth_err;
+
+        return 0;
+}
+
+
+int
+rpc_fill_accepted_reply (struct rpc_msg *reply, int arstat, int proglow,
+                         int proghigh, int verf, int len, char *vdata)
+{
+        if (!reply)
+                return -1;
+
+        reply->rm_reply.rp_stat = MSG_ACCEPTED;
+        reply->acpted_rply.ar_stat = arstat;
+
+        reply->acpted_rply.ar_verf.oa_flavor = verf;
+        reply->acpted_rply.ar_verf.oa_length = len;
+        reply->acpted_rply.ar_verf.oa_base = vdata;
+        if (arstat == PROG_MISMATCH) {
+                reply->acpted_rply.ar_vers.low = proglow;
+                reply->acpted_rply.ar_vers.high = proghigh;
+        } else if (arstat == SUCCESS) {
+
+                /* This is a hack. I'd really like to build a custom
+                 * XDR library because Sun RPC interface is not very flexible.
+                 */
+                reply->acpted_rply.ar_results.proc = (xdrproc_t)true_func;
+                reply->acpted_rply.ar_results.where = NULL;
+        }
+
+        return 0;
+}
+
+int
+rpc_reply_to_xdr (struct rpc_msg *reply, char *dest, size_t len,
+                  struct iovec *dst)
+{
+        XDR             xdr;
+
+        if ((!dest) || (!reply) || (!dst))
+                return -1;
+
+        xdrmem_create (&xdr, dest, len, XDR_ENCODE);
+        if (!xdr_replymsg(&xdr, reply))
+                return -1;
+
+        dst->iov_base = dest;
+        dst->iov_len = xdr_encoded_length (xdr);
+
+        return 0;
+}
+
+
+int
+xdr_to_auth_unix_cred (char *msgbuf, int msglen, struct authunix_parms *au,
+                       char *machname, gid_t *gids)
+{
+        XDR             xdr;
+
+        if ((!msgbuf) || (!machname) || (!gids) || (!au))
+                return -1;
+
+        au->aup_machname = machname;
+        au->aup_gids = gids;
+
+        xdrmem_create (&xdr, msgbuf, msglen, XDR_DECODE);
+
+        if (!xdr_authunix_parms (&xdr, au))
+                return -1;
+
+        return 0;
+}
+
diff --git a/xlators/nfs/lib/src/xdr-rpc.h b/xlators/nfs/lib/src/xdr-rpc.h
new file mode 100644
index 000000000..4c0ee69b1
--- /dev/null
+++ b/xlators/nfs/lib/src/xdr-rpc.h
@@ -0,0 +1,74 @@
+/*
+  Copyright (c) 2010 Gluster, Inc. <http://www.gluster.com>
+  This file is part of GlusterFS.
+
+  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.
+
+  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 this program.  If not, see
+  <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef _XDR_RPC_H
+#define _XDR_RPC_H_
+
+#ifndef _CONFIG_H
+#define _CONFIG_H
+#include "config.h"
+#endif
+
+#include <rpc/rpc.h>
+#include <rpc/pmap_clnt.h>
+#include <arpa/inet.h>
+#include <rpc/xdr.h>
+#include <sys/uio.h>
+
+/* Converts a given network buffer from its XDR format to a structure
+ * that contains everything an RPC call needs to work.
+ */
+extern int
+xdr_to_rpc_call (char *msgbuf, size_t len, struct rpc_msg *call,
+                 struct iovec *payload, char *credbytes, char *verfbytes);
+
+extern int
+rpc_fill_empty_reply (struct rpc_msg *reply, uint32_t xid);
+
+extern int
+rpc_fill_denied_reply (struct rpc_msg *reply, int rjstat, int auth_err);
+
+extern int
+rpc_fill_accepted_reply (struct rpc_msg *reply, int arstat, int proglow,
+                         int proghigh, int verf, int len, char *vdata);
+extern int
+rpc_reply_to_xdr (struct rpc_msg *reply, char *dest, size_t len,
+                  struct iovec *dst);
+
+extern int
+xdr_to_auth_unix_cred (char *msgbuf, int msglen, struct authunix_parms *au,
+                       char *machname, gid_t *gids);
+/* Macros that simplify accesing the members of an RPC call structure. */
+#define rpc_call_xid(call)              ((call)->rm_xid)
+#define rpc_call_direction(call)        ((call)->rm_direction)
+#define rpc_call_rpcvers(call)          ((call)->ru.RM_cmb.cb_rpcvers)
+#define rpc_call_program(call)          ((call)->ru.RM_cmb.cb_prog)
+#define rpc_call_progver(call)          ((call)->ru.RM_cmb.cb_vers)
+#define rpc_call_progproc(call)         ((call)->ru.RM_cmb.cb_proc)
+#define rpc_opaque_auth_flavour(oa)     ((oa)->oa_flavor)
+#define rpc_opaque_auth_len(oa)         ((oa)->oa_length)
+
+#define rpc_call_cred_flavour(call)     (rpc_opaque_auth_flavour ((&(call)->ru.RM_cmb.cb_cred)))
+#define rpc_call_cred_len(call)         (rpc_opaque_auth_len ((&(call)->ru.RM_cmb.cb_cred)))
+
+
+#define rpc_call_verf_flavour(call)     (rpc_opaque_auth_flavour ((&(call)->ru.RM_cmb.cb_verf)))
+#define rpc_call_verf_len(call)         (rpc_opaque_auth_len ((&(call)->ru.RM_cmb.cb_verf)))
+
+#endif