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Steve Frenchbf820672005-12-01 22:32:42 -08001/*
2 * fs/cifs/cifsacl.h
3 *
Steve Frenchbcb02032007-09-25 16:17:24 +00004 * Copyright (c) International Business Machines Corp., 2007
Steve Frenchbf820672005-12-01 22:32:42 -08005 * 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 +000025
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 +000029struct 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 -080038struct cifs_sid {
39 __u8 revision; /* revision level */
Steve French40849732007-10-01 19:59:01 +000040 __u8 num_subauth;
Steve Frenchbf820672005-12-01 22:32:42 -080041 __u8 authority[6];
Steve French297647c2007-10-12 04:11:59 +000042 __u32 sub_auth[5]; /* sub_auth[num_subauth] */
Steve French442aa312007-09-24 20:25:46 +000043} __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 +000051struct cifs_ntace { /* first part of ACE which contains perms */
Steve French442aa312007-09-24 20:25:46 +000052 __u8 type;
53 __u8 flags;
Cyril Gorcunov8f2376a2007-10-14 17:58:43 +000054 __le16 size;
55 __le32 access_req;
Steve French442aa312007-09-24 20:25:46 +000056} __attribute__((packed));
57
Shirish Pargaonkard0d66c42007-10-03 18:22:19 +000058struct cifs_ace { /* last part of ACE which includes user info */
Steve French442aa312007-09-24 20:25:46 +000059 __u8 revision; /* revision level */
Steve French40849732007-10-01 19:59:01 +000060 __u8 num_subauth;
Steve French442aa312007-09-24 20:25:46 +000061 __u8 authority[6];
Steve French297647c2007-10-12 04:11:59 +000062 __u32 sub_auth[5];
Steve Frenchbf820672005-12-01 22:32:42 -080063} __attribute__((packed));
64
Steve French297647c2007-10-12 04:11:59 +000065struct 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 -080077
78#endif /* _CIFSACL_H */