1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3 * fs/f2fs/acl.h
4 *
5 * Copyright (c) 2012 Samsung Electronics Co., Ltd.
6 * http://www.samsung.com/
7 *
8 * Portions of this code from linux/fs/ext2/acl.h
9 *
10 * Copyright (C) 2001-2003 Andreas Gruenbacher, <agruen@suse.de>
11 */
12 #ifndef __F2FS_ACL_H__
13 #define __F2FS_ACL_H__
14
15 #include <linux/posix_acl_xattr.h>
16
17 #define F2FS_ACL_VERSION 0x0001
18
19 struct f2fs_acl_entry {
20 __le16 e_tag;
21 __le16 e_perm;
22 __le32 e_id;
23 };
24
25 struct f2fs_acl_entry_short {
26 __le16 e_tag;
27 __le16 e_perm;
28 };
29
30 struct f2fs_acl_header {
31 __le32 a_version;
32 };
33
34 #ifdef CONFIG_F2FS_FS_POSIX_ACL
35
36 extern struct posix_acl *f2fs_get_acl(struct inode *, int, bool);
37 extern int f2fs_set_acl(struct user_namespace *, struct inode *,
38 struct posix_acl *, int);
39 extern int f2fs_init_acl(struct inode *, struct inode *, struct page *,
40 struct page *);
41 #else
42 #define f2fs_get_acl NULL
43 #define f2fs_set_acl NULL
44
f2fs_init_acl(struct inode * inode,struct inode * dir,struct page * ipage,struct page * dpage)45 static inline int f2fs_init_acl(struct inode *inode, struct inode *dir,
46 struct page *ipage, struct page *dpage)
47 {
48 return 0;
49 }
50 #endif
51 #endif /* __F2FS_ACL_H__ */
52