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/*
Copyright (c) 2008-2010 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 "xlator.h"
#include "defaults.h"
#include "compat-errno.h"
enum apple_xattr {
GF_FINDER_INFO_XATTR,
GF_RESOURCE_FORK_XATTR,
GF_XATTR_ALL,
GF_XATTR_NONE
};
static char *apple_xattr_name[] = {
[GF_FINDER_INFO_XATTR] = "com.apple.FinderInfo",
[GF_RESOURCE_FORK_XATTR] = "com.apple.ResourceFork"
};
static const char *apple_xattr_value[] = {
[GF_FINDER_INFO_XATTR] =
/* 1 2 3 4 5 6 7 8 */
"\0\0\0\0\0\0\0\0"
"\0\0\0\0\0\0\0\0"
"\0\0\0\0\0\0\0\0"
"\0\0\0\0\0\0\0\0",
[GF_RESOURCE_FORK_XATTR] = ""
};
static int32_t apple_xattr_len[] = {
[GF_FINDER_INFO_XATTR] = 32,
[GF_RESOURCE_FORK_XATTR] = 1
};
int32_t
maccomp_getxattr_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
int32_t op_ret, int32_t op_errno, dict_t *dict)
{
intptr_t ax = (intptr_t)this->private;
int i = 0;
if ((ax == GF_XATTR_ALL && op_ret >= 0) || ax != GF_XATTR_NONE) {
op_ret = op_errno = 0;
for (i = 0; i < GF_XATTR_ALL; i++) {
if (dict_get (dict, apple_xattr_name[i]))
continue;
if (dict_set (dict, apple_xattr_name[i],
bin_to_data ((void *)apple_xattr_value[i],
apple_xattr_len[i])) == -1) {
op_ret = -1;
op_errno = ENOMEM;
break;
}
}
}
STACK_UNWIND_STRICT (getxattr, frame, op_ret, op_errno, dict);
return 0;
}
int32_t
maccomp_getxattr (call_frame_t *frame, xlator_t *this, loc_t *loc,
const char *name)
{
intptr_t ax = GF_XATTR_NONE;
int i = 0;
if (name) {
for (i = 0; i < GF_XATTR_ALL; i++) {
if (strcmp (apple_xattr_name[i], name) == 0) {
ax = i;
break;
}
}
} else
ax = GF_XATTR_ALL;
this->private = (void *)ax;
STACK_WIND (frame, maccomp_getxattr_cbk,
FIRST_CHILD(this),
FIRST_CHILD(this)->fops->getxattr,
loc, name);
return 0;
}
int32_t
maccomp_fgetxattr (call_frame_t *frame, xlator_t *this, fd_t *fd,
const char *name)
{
intptr_t ax = GF_XATTR_NONE;
int i = 0;
if (name) {
for (i = 0; i < GF_XATTR_ALL; i++) {
if (strcmp (apple_xattr_name[i], name) == 0) {
ax = i;
break;
}
}
} else
ax = GF_XATTR_ALL;
this->private = (void *)ax;
STACK_WIND (frame, maccomp_getxattr_cbk,
FIRST_CHILD(this),
FIRST_CHILD(this)->fops->fgetxattr,
fd, name);
return 0;
}
int32_t
maccomp_setxattr_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
int32_t op_ret, int32_t op_errno)
{
intptr_t ax = (intptr_t)this->private;
if (op_ret == -1 && ax != GF_XATTR_NONE)
op_ret = op_errno = 0;
STACK_UNWIND_STRICT (setxattr, frame, op_ret, op_errno);
return 0;
}
int32_t
maccomp_setxattr (call_frame_t *frame, xlator_t *this, loc_t *loc, dict_t *dict,
int32_t flags)
{
intptr_t ax = GF_XATTR_NONE;
int i = 0;
for (i = 0; i < GF_XATTR_ALL; i++) {
if (dict_get (dict, apple_xattr_name[i])) {
ax = i;
break;
}
}
this->private = (void *)ax;
STACK_WIND (frame, maccomp_setxattr_cbk,
FIRST_CHILD(this),
FIRST_CHILD(this)->fops->setxattr,
loc, dict, flags);
return 0;
}
int32_t
maccomp_fsetxattr (call_frame_t *frame, xlator_t *this, fd_t *fd, dict_t *dict,
int32_t flags)
{
intptr_t ax = GF_XATTR_NONE;
int i = 0;
for (i = 0; i < GF_XATTR_ALL; i++) {
if (dict_get (dict, apple_xattr_name[i])) {
ax = i;
break;
}
}
this->private = (void *)ax;
STACK_WIND (frame, maccomp_setxattr_cbk,
FIRST_CHILD(this),
FIRST_CHILD(this)->fops->fsetxattr,
fd, dict, flags);
return 0;
}
int32_t
init (xlator_t *this)
{
if (!this->children || this->children->next) {
gf_log (this->name, GF_LOG_ERROR,
"translator not configured with exactly one child");
return -1;
}
if (!this->parents) {
gf_log (this->name, GF_LOG_WARNING,
"dangling volume. check volfile ");
}
return 0;
}
void
fini (xlator_t *this)
{
return;
}
struct xlator_fops fops = {
.getxattr = maccomp_getxattr,
.fgetxattr = maccomp_fgetxattr,
.setxattr = maccomp_setxattr,
.fsetxattr = maccomp_fsetxattr,
};
struct xlator_cbks cbks = {
};
struct volume_options options[] = {
{ .key = {NULL} },
};
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