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aa98d7cf KK |
1 | /*-------------------------------------------------------------------------* |
2 | * File: fs/jffs2/acl.h | |
3 | * POSIX ACL support on JFFS2 FileSystem | |
4 | * | |
5 | * Implemented by KaiGai Kohei <kaigai@ak.jp.nec.com> | |
6 | * Copyright (C) 2006 NEC Corporation | |
7 | * | |
8 | * For licensing information, see the file 'LICENCE' in the jffs2 directory. | |
9 | *-------------------------------------------------------------------------*/ | |
10 | typedef struct { | |
11 | jint16_t e_tag; | |
12 | jint16_t e_perm; | |
13 | jint32_t e_id; | |
14 | } jffs2_acl_entry; | |
15 | ||
16 | typedef struct { | |
17 | jint16_t e_tag; | |
18 | jint16_t e_perm; | |
19 | } jffs2_acl_entry_short; | |
20 | ||
21 | typedef struct { | |
22 | jint32_t a_version; | |
23 | } jffs2_acl_header; | |
24 | ||
25 | #ifdef __KERNEL__ | |
26 | #ifdef CONFIG_JFFS2_FS_POSIX_ACL | |
27 | ||
28 | #define JFFS2_ACL_NOT_CACHED ((void *)-1) | |
29 | ||
30 | extern int jffs2_permission(struct inode *, int, struct nameidata *); | |
31 | extern int jffs2_acl_chmod(struct inode *); | |
32 | extern int jffs2_init_acl(struct inode *, struct inode *); | |
33 | extern void jffs2_clear_acl(struct inode *); | |
34 | ||
35 | extern struct xattr_handler jffs2_acl_access_xattr_handler; | |
36 | extern struct xattr_handler jffs2_acl_default_xattr_handler; | |
37 | ||
38 | #else | |
39 | ||
40 | #define jffs2_permission NULL | |
41 | #define jffs2_acl_chmod(inode) (0) | |
42 | #define jffs2_init_acl(inode,dir) (0) | |
43 | #define jffs2_clear_acl(inode) | |
44 | ||
45 | #endif /* CONFIG_JFFS2_FS_POSIX_ACL */ | |
46 | #endif /* __KERNEL__ */ |