1 /* Access to extended attributes on files. Hurd version.
2 Copyright (C) 2004-2022 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
4
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
9
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
14
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, see
17 <https://www.gnu.org/licenses/>. */
18
19 #include <errno.h>
20 #include <sys/xattr.h>
21 #include <hurd.h>
22 #include <hurd/xattr.h>
23 #include <fcntl.h>
24
25 ssize_t
lgetxattr(const char * path,const char * name,void * value,size_t size)26 lgetxattr (const char *path, const char *name, void *value, size_t size)
27 {
28 error_t err;
29 file_t port = __file_name_lookup (path, O_NOLINK, 0);
30 if (port == MACH_PORT_NULL)
31 return -1;
32 err = _hurd_xattr_get (port, name, value, &size);
33 __mach_port_deallocate (__mach_task_self (), port);
34 return err ? __hurd_fail (err) : size;
35 }
36