4 Extended attributes handling.
6 Copyright (C) 2001 by Andreas Gruenbacher <a.gruenbacher@computer.org>
7 Copyright (c) 2001-2002 Silicon Graphics, Inc. All Rights Reserved.
8 Copyright (c) 2004 Red Hat, Inc., James Morris <jmorris@redhat.com>
10 #ifndef _LINUX_XATTR_H
11 #define _LINUX_XATTR_H
13 #define XATTR_CREATE 0x1 /* set value, fail if attr already exists */
14 #define XATTR_REPLACE 0x2 /* set value, fail if attr does not exist */
18 #include <linux/types.h>
21 #define XATTR_OS2_PREFIX "os2."
22 #define XATTR_OS2_PREFIX_LEN (sizeof (XATTR_OS2_PREFIX) - 1)
24 #define XATTR_SECURITY_PREFIX "security."
25 #define XATTR_SECURITY_PREFIX_LEN (sizeof (XATTR_SECURITY_PREFIX) - 1)
27 #define XATTR_SYSTEM_PREFIX "system."
28 #define XATTR_SYSTEM_PREFIX_LEN (sizeof (XATTR_SYSTEM_PREFIX) - 1)
30 #define XATTR_TRUSTED_PREFIX "trusted."
31 #define XATTR_TRUSTED_PREFIX_LEN (sizeof (XATTR_TRUSTED_PREFIX) - 1)
33 #define XATTR_USER_PREFIX "user."
34 #define XATTR_USER_PREFIX_LEN (sizeof (XATTR_USER_PREFIX) - 1)
39 struct xattr_handler
{
41 int flags
; /* fs private flags passed back to the handlers */
42 size_t (*list
)(struct dentry
*dentry
, char *list
, size_t list_size
,
43 const char *name
, size_t name_len
, int handler_flags
);
44 int (*get
)(struct dentry
*dentry
, const char *name
, void *buffer
,
45 size_t size
, int handler_flags
);
46 int (*set
)(struct dentry
*dentry
, const char *name
, const void *buffer
,
47 size_t size
, int flags
, int handler_flags
);
50 ssize_t
xattr_getsecurity(struct inode
*, const char *, void *, size_t);
51 ssize_t
vfs_getxattr(struct dentry
*, const char *, void *, size_t);
52 ssize_t
vfs_listxattr(struct dentry
*d
, char *list
, size_t size
);
53 int __vfs_setxattr_noperm(struct dentry
*, const char *, const void *, size_t, int);
54 int vfs_setxattr(struct dentry
*, const char *, const void *, size_t, int);
55 int vfs_removexattr(struct dentry
*, const char *);
57 ssize_t
generic_getxattr(struct dentry
*dentry
, const char *name
, void *buffer
, size_t size
);
58 ssize_t
generic_listxattr(struct dentry
*dentry
, char *buffer
, size_t buffer_size
);
59 int generic_setxattr(struct dentry
*dentry
, const char *name
, const void *value
, size_t size
, int flags
);
60 int generic_removexattr(struct dentry
*dentry
, const char *name
);
62 #endif /* __KERNEL__ */
64 #endif /* _LINUX_XATTR_H */
This page took 0.03076 seconds and 5 git commands to generate.