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c99402724a
* ENODATA is not defined in FreeBSD * ENOATTR is defined to be a synonym for ENODATA in Linux * In its absence Samba already defines ENOATTR to either ENODATA or ENOENT Thus it is safe and correct to compare with ENOATTR rather than ENODATA. Signed-off-by: Anoop C S <anoopcs@redhat.com> Reviewed-by: Uri Simchoni <uri@samba.org> Reviewed-by: Jeremy Allison <jra@samba.org> Autobuild-User(master): Jeremy Allison <jra@samba.org> Autobuild-Date(master): Wed Jan 23 21:59:10 CET 2019 on sn-devel-144
72 lines
1.8 KiB
C
72 lines
1.8 KiB
C
/*
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Unix SMB/CIFS implementation.
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Copyright (c) 2019 Guenther Deschner <gd@samba.org>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "includes.h"
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#include "smbd/smbd.h"
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#include "system/filesys.h"
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static int vfs_gluster_fuse_get_real_filename(struct vfs_handle_struct *handle,
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const char *path,
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const char *name,
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TALLOC_CTX *mem_ctx,
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char **_found_name)
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{
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int ret;
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char key_buf[NAME_MAX + 64];
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char val_buf[NAME_MAX + 1];
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char *found_name = NULL;
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if (strlen(name) >= NAME_MAX) {
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errno = ENAMETOOLONG;
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return -1;
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}
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snprintf(key_buf, NAME_MAX + 64,
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"glusterfs.get_real_filename:%s", name);
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ret = getxattr(path, key_buf, val_buf, NAME_MAX + 1);
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if (ret == -1) {
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if (errno == ENOATTR) {
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errno = EOPNOTSUPP;
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}
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return -1;
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}
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found_name = talloc_strdup(mem_ctx, val_buf);
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if (found_name == NULL) {
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errno = ENOMEM;
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return -1;
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}
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*_found_name = found_name;
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return 0;
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}
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struct vfs_fn_pointers glusterfs_fuse_fns = {
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/* File Operations */
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.get_real_filename_fn = vfs_gluster_fuse_get_real_filename,
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};
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static_decl_vfs;
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NTSTATUS vfs_glusterfs_fuse_init(TALLOC_CTX *ctx)
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{
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return smb_register_vfs(SMB_VFS_INTERFACE_VERSION,
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"glusterfs_fuse", &glusterfs_fuse_fns);
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}
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