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9#include <linux/string.h>
10#include <linux/fs.h>
11#include "ext4_jbd2.h"
12#include "ext4.h"
13#include "xattr.h"
14
15static bool
16ext4_xattr_user_list(struct dentry *dentry)
17{
18 return test_opt(dentry->d_sb, XATTR_USER);
19}
20
21static int
22ext4_xattr_user_get(const struct xattr_handler *handler,
23 struct dentry *unused, struct inode *inode,
24 const char *name, void *buffer, size_t size)
25{
26 if (!test_opt(inode->i_sb, XATTR_USER))
27 return -EOPNOTSUPP;
28 return ext4_xattr_get(inode, EXT4_XATTR_INDEX_USER,
29 name, buffer, size);
30}
31
32static int
33ext4_xattr_user_set(const struct xattr_handler *handler,
34 struct dentry *unused, struct inode *inode,
35 const char *name, const void *value,
36 size_t size, int flags)
37{
38 if (!test_opt(inode->i_sb, XATTR_USER))
39 return -EOPNOTSUPP;
40 return ext4_xattr_set(inode, EXT4_XATTR_INDEX_USER,
41 name, value, size, flags);
42}
43
44const struct xattr_handler ext4_xattr_user_handler = {
45 .prefix = XATTR_USER_PREFIX,
46 .list = ext4_xattr_user_list,
47 .get = ext4_xattr_user_get,
48 .set = ext4_xattr_user_set,
49};
50