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88ee9d57 JN |
1 | // SPDX-License-Identifier: GPL-2.0 |
2 | /* | |
3 | * linux/fs/ext4/xattr_hurd.c | |
4 | * Handler for extended gnu attributes for the Hurd. | |
5 | * | |
6 | * Copyright (C) 2001 by Andreas Gruenbacher, <a.gruenbacher@computer.org> | |
7 | * Copyright (C) 2020 by Jan (janneke) Nieuwenhuizen, <janneke@gnu.org> | |
8 | */ | |
9 | ||
10 | #include <linux/init.h> | |
11 | #include <linux/string.h> | |
12 | #include "ext4.h" | |
13 | #include "xattr.h" | |
14 | ||
15 | static bool | |
16 | ext4_xattr_hurd_list(struct dentry *dentry) | |
17 | { | |
18 | return test_opt(dentry->d_sb, XATTR_USER); | |
19 | } | |
20 | ||
21 | static int | |
22 | ext4_xattr_hurd_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 | ||
29 | return ext4_xattr_get(inode, EXT4_XATTR_INDEX_HURD, | |
30 | name, buffer, size); | |
31 | } | |
32 | ||
33 | static int | |
34 | ext4_xattr_hurd_set(const struct xattr_handler *handler, | |
39f60c1c | 35 | struct mnt_idmap *idmap, |
88ee9d57 JN |
36 | struct dentry *unused, struct inode *inode, |
37 | const char *name, const void *value, | |
38 | size_t size, int flags) | |
39 | { | |
40 | if (!test_opt(inode->i_sb, XATTR_USER)) | |
41 | return -EOPNOTSUPP; | |
42 | ||
43 | return ext4_xattr_set(inode, EXT4_XATTR_INDEX_HURD, | |
44 | name, value, size, flags); | |
45 | } | |
46 | ||
47 | const struct xattr_handler ext4_xattr_hurd_handler = { | |
48 | .prefix = XATTR_HURD_PREFIX, | |
49 | .list = ext4_xattr_hurd_list, | |
50 | .get = ext4_xattr_hurd_get, | |
51 | .set = ext4_xattr_hurd_set, | |
52 | }; |