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-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 5eff35d6e564..420f87813647 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 */