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1 | /* |
2 | * Copyright (c) 2001-2005 Silicon Graphics, Inc. |
3 | * All Rights Reserved. |
4 | * |
5 | * This program is free software; you can redistribute it and/or |
6 | * modify it under the terms of the GNU General Public License as |
7 | * published by the Free Software Foundation. |
8 | * |
9 | * This program is distributed in the hope that it would be useful, |
10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
12 | * GNU General Public License for more details. |
13 | * |
14 | * You should have received a copy of the GNU General Public License |
15 | * along with this program; if not, write the Free Software Foundation, |
16 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
17 | */ |
18 | #ifndef __XFS_ACL_H__ |
19 | #define __XFS_ACL_H__ |
20 | |
21 | struct inode; |
22 | struct posix_acl; |
23 | struct xfs_inode; |
24 | |
25 | #define XFS_ACL_MAX_ENTRIES 25 |
26 | #define XFS_ACL_NOT_PRESENT (-1) |
27 | |
28 | /* On-disk XFS access control list structure */ |
29 | struct xfs_acl { |
30 | __be32 acl_cnt; |
31 | struct xfs_acl_entry { |
32 | __be32 ae_tag; |
33 | __be32 ae_id; |
34 | __be16 ae_perm; |
35 | } acl_entry[XFS_ACL_MAX_ENTRIES]; |
36 | }; |
37 | |
38 | /* On-disk XFS extended attribute names */ |
39 | #define SGI_ACL_FILE "SGI_ACL_FILE" |
40 | #define SGI_ACL_DEFAULT "SGI_ACL_DEFAULT" |
41 | #define SGI_ACL_FILE_SIZE (sizeof(SGI_ACL_FILE)-1) |
42 | #define SGI_ACL_DEFAULT_SIZE (sizeof(SGI_ACL_DEFAULT)-1) |
43 | |
44 | #ifdef CONFIG_XFS_POSIX_ACL |
45 | extern int xfs_check_acl(struct inode *inode, int mask); |
46 | extern struct posix_acl *xfs_get_acl(struct inode *inode, int type); |
47 | extern int xfs_inherit_acl(struct inode *inode, struct posix_acl *default_acl); |
48 | extern int xfs_acl_chmod(struct inode *inode); |
49 | extern int posix_acl_access_exists(struct inode *inode); |
50 | extern int posix_acl_default_exists(struct inode *inode); |
51 | |
52 | extern struct xattr_handler xfs_xattr_system_handler; |
53 | #else |
54 | # define xfs_check_acl NULL |
55 | # define xfs_get_acl(inode, type) NULL |
56 | # define xfs_inherit_acl(inode, default_acl) 0 |
57 | # define xfs_acl_chmod(inode) 0 |
58 | # define posix_acl_access_exists(inode) 0 |
59 | # define posix_acl_default_exists(inode) 0 |
60 | #endif /* CONFIG_XFS_POSIX_ACL */ |
61 | #endif /* __XFS_ACL_H__ */ |
62 |
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Tags:
od-2011-09-04
od-2011-09-18
v2.6.34-rc5
v2.6.34-rc6
v2.6.34-rc7
v3.9