git://bbs.cooldavid.org / net-next-2.6.git / blame
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|---|---|---|
| bf820679 SF |
1 | /* |
| 2 | * fs/cifs/cifsacl.h | |
| 3 | * | |
| bcb02034 | 4 | * Copyright (c) International Business Machines Corp., 2007 |
| bf820679 SF |
5 | * Author(s): Steve French (sfrench@us.ibm.com) |
| 6 | * | |
| 7 | * This library is free software; you can redistribute it and/or modify | |
| 8 | * it under the terms of the GNU Lesser General Public License as published | |
| 9 | * by the Free Software Foundation; either version 2.1 of the License, or | |
| 10 | * (at your option) any later version. | |
| 11 | * | |
| 12 | * This library is distributed in the hope that it will be useful, | |
| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See | |
| 15 | * the GNU Lesser General Public License for more details. | |
| 16 | * | |
| 17 | * You should have received a copy of the GNU Lesser General Public License | |
| 18 | * along with this library; if not, write to the Free Software | |
| 19 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
| 20 | */ | |
| 21 | ||
| 22 | #ifndef _CIFSACL_H | |
| 23 | #define _CIFSACL_H | |
| 24 | ||
| 297647c2 SF |
25 | |
| 26 | #define NUM_WK_SIDS 7 /* number of well known sids */ | |
| 27 | #define SIDNAMELENGTH 20 /* long enough for the ones we care about */ | |
| 28 | ||
| 442aa310 SF |
29 | struct cifs_ntsd { |
| 30 | __u16 revision; /* revision level */ | |
| 31 | __u16 type; | |
| 32 | __u32 osidoffset; | |
| 33 | __u32 gsidoffset; | |
| 34 | __u32 sacloffset; | |
| 35 | __u32 dacloffset; | |
| 36 | } __attribute__((packed)); | |
| 37 | ||
| bf820679 SF |
38 | struct cifs_sid { |
| 39 | __u8 revision; /* revision level */ | |
| 4084973d | 40 | __u8 num_subauth; |
| 442aa310 | 41 | __u8 authority[6]; |
| 297647c2 | 42 | __u32 sub_auth[5]; /* sub_auth[num_subauth] */ |
| 442aa310 SF |
43 | } __attribute__((packed)); |
| 44 | ||
| 45 | struct cifs_acl { | |
| 46 | __u16 revision; /* revision level */ | |
| 47 | __u16 size; | |
| 48 | __u32 num_aces; | |
| 49 | } __attribute__((packed)); | |
| 50 | ||
| d0d66c44 | 51 | struct cifs_ntace { /* first part of ACE which contains perms */ |
| 442aa310 SF |
52 | __u8 type; |
| 53 | __u8 flags; | |
| 8f2376ad CG |
54 | __le16 size; |
| 55 | __le32 access_req; | |
| 442aa310 SF |
56 | } __attribute__((packed)); |
| 57 | ||
| d0d66c44 | 58 | struct cifs_ace { /* last part of ACE which includes user info */ |
| 442aa310 | 59 | __u8 revision; /* revision level */ |
| 4084973d | 60 | __u8 num_subauth; |
| bf820679 | 61 | __u8 authority[6]; |
| 297647c2 SF |
62 | __u32 sub_auth[5]; |
| 63 | } __attribute__((packed)); | |
| 64 | ||
| 65 | struct cifs_wksid { | |
| 66 | struct cifs_sid cifssid; | |
| 67 | char sidname[SIDNAMELENGTH]; | |
| bf820679 SF |
68 | } __attribute__((packed)); |
| 69 | ||
| 297647c2 SF |
70 | #ifdef CONFIG_CIFS_EXPERIMENTAL |
| 71 | ||
| 72 | extern struct cifs_wksid wksidarr[NUM_WK_SIDS]; | |
| 73 | extern int match_sid(struct cifs_sid *); | |
| 74 | extern int compare_sids(struct cifs_sid *, struct cifs_sid *); | |
| 75 | ||
| 76 | #endif /* CONFIG_CIFS_EXPERIMENTAL */ | |
| a6230af7 SF |
77 | |
| 78 | #endif /* _CIFSACL_H */ |