Commit | Line | Data |
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b2441318 | 1 | // SPDX-License-Identifier: GPL-2.0 |
1da177e4 LT |
2 | /* |
3 | * linux/fs/ext2/xattr_user.c | |
4 | * Handler for extended user attributes. | |
5 | * | |
6 | * Copyright (C) 2001 by Andreas Gruenbacher, <a.gruenbacher@computer.org> | |
7 | */ | |
8 | ||
9 | #include <linux/init.h> | |
1da177e4 LT |
10 | #include <linux/string.h> |
11 | #include "ext2.h" | |
12 | #include "xattr.h" | |
13 | ||
764a5c6b AG |
14 | static bool |
15 | ext2_xattr_user_list(struct dentry *dentry) | |
1da177e4 | 16 | { |
764a5c6b | 17 | return test_opt(dentry->d_sb, XATTR_USER); |
1da177e4 LT |
18 | } |
19 | ||
20 | static int | |
d9a82a04 | 21 | ext2_xattr_user_get(const struct xattr_handler *handler, |
b296821a AV |
22 | struct dentry *unused, struct inode *inode, |
23 | const char *name, void *buffer, size_t size) | |
1da177e4 | 24 | { |
b296821a | 25 | if (!test_opt(inode->i_sb, XATTR_USER)) |
1da177e4 | 26 | return -EOPNOTSUPP; |
b296821a | 27 | return ext2_xattr_get(inode, EXT2_XATTR_INDEX_USER, |
431547b3 | 28 | name, buffer, size); |
1da177e4 LT |
29 | } |
30 | ||
31 | static int | |
d9a82a04 | 32 | ext2_xattr_user_set(const struct xattr_handler *handler, |
59301226 AV |
33 | struct dentry *unused, struct inode *inode, |
34 | const char *name, const void *value, | |
35 | size_t size, int flags) | |
1da177e4 | 36 | { |
59301226 | 37 | if (!test_opt(inode->i_sb, XATTR_USER)) |
1da177e4 | 38 | return -EOPNOTSUPP; |
1da177e4 | 39 | |
59301226 | 40 | return ext2_xattr_set(inode, EXT2_XATTR_INDEX_USER, |
431547b3 | 41 | name, value, size, flags); |
1da177e4 LT |
42 | } |
43 | ||
749c72ef | 44 | const struct xattr_handler ext2_xattr_user_handler = { |
1da177e4 LT |
45 | .prefix = XATTR_USER_PREFIX, |
46 | .list = ext2_xattr_user_list, | |
47 | .get = ext2_xattr_user_get, | |
48 | .set = ext2_xattr_user_set, | |
49 | }; |