2 File: linux/reiserfs_xattr.h
5 #ifndef _LINUX_REISERFS_XATTR_H
6 #define _LINUX_REISERFS_XATTR_H
8 #include <linux/types.h>
10 /* Magic value in header */
11 #define REISERFS_XATTR_MAGIC 0x52465841 /* "RFXA" */
13 struct reiserfs_xattr_header {
14 __le32 h_magic; /* magic number for identification */
15 __le32 h_hash; /* hash of the value */
20 #include <linux/init.h>
21 #include <linux/list.h>
22 #include <linux/rwsem.h>
23 #include <linux/reiserfs_fs_i.h>
24 #include <linux/reiserfs_fs.h>
32 int reiserfs_xattr_register_handlers(void) __init;
33 void reiserfs_xattr_unregister_handlers(void);
34 int reiserfs_xattr_init(struct super_block *sb, int mount_flags);
35 int reiserfs_delete_xattrs(struct inode *inode);
36 int reiserfs_chown_xattrs(struct inode *inode, struct iattr *attrs);
38 #ifdef CONFIG_REISERFS_FS_XATTR
39 #define has_xattr_dir(inode) (REISERFS_I(inode)->i_flags & i_has_xattr_dir)
40 ssize_t reiserfs_getxattr(struct dentry *dentry, const char *name,
41 void *buffer, size_t size);
42 int reiserfs_setxattr(struct dentry *dentry, const char *name,
43 const void *value, size_t size, int flags);
44 ssize_t reiserfs_listxattr(struct dentry *dentry, char *buffer, size_t size);
45 int reiserfs_removexattr(struct dentry *dentry, const char *name);
46 int reiserfs_permission(struct inode *inode, int mask);
48 int reiserfs_xattr_get(struct inode *, const char *, void *, size_t);
49 int __reiserfs_xattr_set(struct inode *, const char *, const void *,
51 int reiserfs_xattr_set(struct inode *, const char *, const void *, size_t, int);
53 extern struct xattr_handler reiserfs_xattr_user_handler;
54 extern struct xattr_handler reiserfs_xattr_trusted_handler;
55 extern struct xattr_handler reiserfs_xattr_security_handler;
57 static inline void reiserfs_init_xattr_rwsem(struct inode *inode)
59 init_rwsem(&REISERFS_I(inode)->i_xattr_sem);
64 #define reiserfs_getxattr NULL
65 #define reiserfs_setxattr NULL
66 #define reiserfs_listxattr NULL
67 #define reiserfs_removexattr NULL
69 #define reiserfs_permission NULL
71 static inline void reiserfs_init_xattr_rwsem(struct inode *inode)
74 #endif /* CONFIG_REISERFS_FS_XATTR */
76 #endif /* __KERNEL__ */
78 #endif /* _LINUX_REISERFS_XATTR_H */