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gerrit-public.fairphone.software / kernel / msm-5.4 / 8f2376adfb57d95973b64ecdf016937f436b9bf0 / . / fs / cifs / cifsacl.h
blob: 0362cd11f03e113af61a61d5340ac1be68bc951e [file] [log] [blame]
Steve Frenchbf820672005-12-01 22:32:42 -0800[diff] [blame]1/*
2 * fs/cifs/cifsacl.h
3 *
Steve Frenchbcb02032007-09-25 16:17:24 +0000[diff] [blame]4 * Copyright (c) International Business Machines Corp., 2007
Steve Frenchbf820672005-12-01 22:32:42 -0800[diff] [blame]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
Steve French297647c2007-10-12 04:11:59 +0000[diff] [blame]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
Steve French442aa312007-09-24 20:25:46 +0000[diff] [blame]29struct 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
Steve Frenchbf820672005-12-01 22:32:42 -0800[diff] [blame]38struct cifs_sid {
39 __u8 revision; /* revision level */
Steve French40849732007-10-01 19:59:01 +0000[diff] [blame]40 __u8 num_subauth;
Steve Frenchbf820672005-12-01 22:32:42 -0800[diff] [blame]41 __u8 authority[6];
Steve French297647c2007-10-12 04:11:59 +0000[diff] [blame]42 __u32 sub_auth[5]; /* sub_auth[num_subauth] */
Steve French442aa312007-09-24 20:25:46 +0000[diff] [blame]43} __attribute__((packed));
44
45struct cifs_acl {
46 __u16 revision; /* revision level */
47 __u16 size;
48 __u32 num_aces;
49} __attribute__((packed));
50
Shirish Pargaonkard0d66c42007-10-03 18:22:19 +0000[diff] [blame]51struct cifs_ntace { /* first part of ACE which contains perms */
Steve French442aa312007-09-24 20:25:46 +0000[diff] [blame]52 __u8 type;
53 __u8 flags;
Cyril Gorcunov8f2376a2007-10-14 17:58:43 +0000[diff] [blame^]54 __le16 size;
55 __le32 access_req;
Steve French442aa312007-09-24 20:25:46 +0000[diff] [blame]56} __attribute__((packed));
57
Shirish Pargaonkard0d66c42007-10-03 18:22:19 +0000[diff] [blame]58struct cifs_ace { /* last part of ACE which includes user info */
Steve French442aa312007-09-24 20:25:46 +0000[diff] [blame]59 __u8 revision; /* revision level */
Steve French40849732007-10-01 19:59:01 +0000[diff] [blame]60 __u8 num_subauth;
Steve French442aa312007-09-24 20:25:46 +0000[diff] [blame]61 __u8 authority[6];
Steve French297647c2007-10-12 04:11:59 +0000[diff] [blame]62 __u32 sub_auth[5];
Steve Frenchbf820672005-12-01 22:32:42 -0800[diff] [blame]63} __attribute__((packed));
64
Steve French297647c2007-10-12 04:11:59 +0000[diff] [blame]65struct cifs_wksid {
66 struct cifs_sid cifssid;
67 char sidname[SIDNAMELENGTH];
68} __attribute__((packed));
69
70#ifdef CONFIG_CIFS_EXPERIMENTAL
71
72extern struct cifs_wksid wksidarr[NUM_WK_SIDS];
73extern int match_sid(struct cifs_sid *);
74extern int compare_sids(struct cifs_sid *, struct cifs_sid *);
75
76#endif /* CONFIG_CIFS_EXPERIMENTAL */
Steve Frencha6230af2006-01-08 20:04:55 -0800[diff] [blame]77
78#endif /* _CIFSACL_H */