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authorLinus Torvalds <torvalds@woody.linux-foundation.org>2007-10-19 12:00:58 -0700
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-10-19 12:00:58 -0700
commit2843483d2eb02ad104edbe8b2429fb6a39d25063 (patch)
tree7a63d1fa408ab50277666b2d73d2553ea4cfc7a7 /fs/cifs/cifsacl.h
parent26790656d7dc34206f78eeca0f4be5caede788ce (diff)
parenta761ac579b89bc1f00212a42401398108deba65c (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/sfrench/cifs-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/sfrench/cifs-2.6: (51 commits) [CIFS] log better errors on failed mounts [CIFS] Return better error when server requires signing but client forbids [CIFS] fix typo [CIFS] acl support part 4 [CIFS] Fix minor problems noticed by scan [CIFS] fix bad handling of EAGAIN error on kernel_recvmsg in cifs_demultiplex_thread [CIFS] build break [CIFS] endian fixes [CIFS] endian fixes in new acl code [CIFS] Fix some endianness problems in new acl code [CIFS] missing #endif from a previous patch [CIFS] formatting fixes [CIFS] Break up unicode_sessetup string functions [CIFS] parse server_GUID in SPNEGO negProt response [CIFS] [CIFS] Fix endian conversion problem in posix mkdir [CIFS] fix build break when lanman not enabled [CIFS] remove two sparse warnings [CIFS] remove compile warnings when debug disabled [CIFS] CIFS ACL support part 3 ...
Diffstat (limited to 'fs/cifs/cifsacl.h')
-rw-r--r--fs/cifs/cifsacl.h64
1 files changed, 56 insertions, 8 deletions
diff --git a/fs/cifs/cifsacl.h b/fs/cifs/cifsacl.h
index 5eff35d6e56..420f8781364 100644
--- a/fs/cifs/cifsacl.h
+++ b/fs/cifs/cifsacl.h
@@ -1,7 +1,7 @@
/*
* fs/cifs/cifsacl.h
*
- * Copyright (c) International Business Machines Corp., 2005
+ * Copyright (c) International Business Machines Corp., 2007
* Author(s): Steve French (sfrench@us.ibm.com)
*
* This library is free software; you can redistribute it and/or modify
@@ -22,17 +22,65 @@
#ifndef _CIFSACL_H
#define _CIFSACL_H
+
+#define NUM_AUTHS 6 /* number of authority fields */
+#define NUM_SUBAUTHS 5 /* number of sub authority fields */
+#define NUM_WK_SIDS 7 /* number of well known sids */
+#define SIDNAMELENGTH 20 /* long enough for the ones we care about */
+
+#define READ_BIT 0x4
+#define WRITE_BIT 0x2
+#define EXEC_BIT 0x1
+
+#define UBITSHIFT 6
+#define GBITSHIFT 3
+
+struct cifs_ntsd {
+ __le16 revision; /* revision level */
+ __le16 type;
+ __le32 osidoffset;
+ __le32 gsidoffset;
+ __le32 sacloffset;
+ __le32 dacloffset;
+} __attribute__((packed));
+
struct cifs_sid {
__u8 revision; /* revision level */
- __u8 num_subauths;
+ __u8 num_subauth;
+ __u8 authority[6];
+ __le32 sub_auth[5]; /* sub_auth[num_subauth] */ /* BB FIXME endianness BB */
+} __attribute__((packed));
+
+struct cifs_acl {
+ __le16 revision; /* revision level */
+ __le16 size;
+ __le32 num_aces;
+} __attribute__((packed));
+
+struct cifs_ntace { /* first part of ACE which contains perms */
+ __u8 type;
+ __u8 flags;
+ __le16 size;
+ __le32 access_req;
+} __attribute__((packed));
+
+struct cifs_ace { /* last part of ACE which includes user info */
+ __u8 revision; /* revision level */
+ __u8 num_subauth;
__u8 authority[6];
- __u32 sub_auth[4];
- /* next sub_auth if any ... */
+ __le32 sub_auth[5];
} __attribute__((packed));
-/* everyone */
-/* extern const struct cifs_sid sid_everyone;*/
-/* group users */
-/* extern const struct cifs_sid sid_user;*/
+struct cifs_wksid {
+ struct cifs_sid cifssid;
+ char sidname[SIDNAMELENGTH];
+} __attribute__((packed));
+
+#ifdef CONFIG_CIFS_EXPERIMENTAL
+
+extern int match_sid(struct cifs_sid *);
+extern int compare_sids(struct cifs_sid *, struct cifs_sid *);
+
+#endif /* CONFIG_CIFS_EXPERIMENTAL */
#endif /* _CIFSACL_H */