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/*
Unix SMB/CIFS implementation.
Copyright (c) 2019 Guenther Deschner <gd@samba.org>
This program 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.
This program 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 "includes.h"
#include "smbd/smbd.h"
#include "system/filesys.h"
static int vfs_gluster_fuse_get_real_filename(struct vfs_handle_struct *handle,
const char *path,
const char *name,
TALLOC_CTX *mem_ctx,
char **_found_name)
{
int ret;
char key_buf[NAME_MAX + 64];
char val_buf[NAME_MAX + 1];
char *found_name = NULL;
if (strlen(name) >= NAME_MAX) {
errno = ENAMETOOLONG;
return -1;
}
snprintf(key_buf, NAME_MAX + 64,
"glusterfs.get_real_filename:%s", name);
ret = getxattr(path, key_buf, val_buf, NAME_MAX + 1);
if (ret == -1) {
if (errno == ENODATA) {
errno = EOPNOTSUPP;
}
return -1;
}
found_name = talloc_strdup(mem_ctx, val_buf);
if (found_name == NULL) {
errno = ENOMEM;
return -1;
}
*_found_name = found_name;
return 0;
}
struct vfs_fn_pointers glusterfs_fuse_fns = {
/* File Operations */
.get_real_filename_fn = vfs_gluster_fuse_get_real_filename,
};
static_decl_vfs;
NTSTATUS vfs_glusterfs_fuse_init(TALLOC_CTX *ctx)
{
return smb_register_vfs(SMB_VFS_INTERFACE_VERSION,
"glusterfs_fuse", &glusterfs_fuse_fns);
}
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