1 | // SPDX-License-Identifier: GPL-2.0 |
2 | #include "reiserfs.h" |
3 | #include <linux/errno.h> |
4 | #include <linux/fs.h> |
5 | #include <linux/pagemap.h> |
6 | #include <linux/xattr.h> |
7 | #include "xattr.h" |
8 | #include <linux/uaccess.h> |
9 | |
10 | static int |
11 | user_get(const struct xattr_handler *handler, struct dentry *unused, |
12 | struct inode *inode, const char *name, void *buffer, size_t size) |
13 | { |
14 | if (!reiserfs_xattrs_user(inode->i_sb)) |
15 | return -EOPNOTSUPP; |
16 | return reiserfs_xattr_get(inode, xattr_full_name(handler, name), |
17 | buffer, size); |
18 | } |
19 | |
20 | static int |
21 | user_set(const struct xattr_handler *handler, struct mnt_idmap *idmap, |
22 | struct dentry *unused, |
23 | struct inode *inode, const char *name, const void *buffer, |
24 | size_t size, int flags) |
25 | { |
26 | if (!reiserfs_xattrs_user(inode->i_sb)) |
27 | return -EOPNOTSUPP; |
28 | return reiserfs_xattr_set(inode, |
29 | xattr_full_name(handler, name), |
30 | buffer, size, flags); |
31 | } |
32 | |
33 | static bool user_list(struct dentry *dentry) |
34 | { |
35 | return reiserfs_xattrs_user(dentry->d_sb); |
36 | } |
37 | |
38 | const struct xattr_handler reiserfs_xattr_user_handler = { |
39 | .prefix = XATTR_USER_PREFIX, |
40 | .get = user_get, |
41 | .set = user_set, |
42 | .list = user_list, |
43 | }; |
44 | |