fs: make helpers idmap mount aware
[linux-block.git] / fs / jffs2 / acl.h
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1/*
2 * JFFS2 -- Journalling Flash File System, Version 2.
aa98d7cf 3 *
c00c310e 4 * Copyright © 2006 NEC Corporation
aa98d7cf 5 *
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6 * Created by KaiGai Kohei <kaigai@ak.jp.nec.com>
7 *
8 * For licensing information, see the file 'LICENCE' in this directory.
9 *
10 */
c00c310e 11
de1f72fa 12struct jffs2_acl_entry {
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13 jint16_t e_tag;
14 jint16_t e_perm;
15 jint32_t e_id;
de1f72fa 16};
aa98d7cf 17
de1f72fa 18struct jffs2_acl_entry_short {
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19 jint16_t e_tag;
20 jint16_t e_perm;
de1f72fa 21};
aa98d7cf 22
de1f72fa 23struct jffs2_acl_header {
aa98d7cf 24 jint32_t a_version;
a3ac9730 25 struct jffs2_acl_entry a_entries[];
de1f72fa 26};
aa98d7cf 27
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28#ifdef CONFIG_JFFS2_FS_POSIX_ACL
29
4e34e719 30struct posix_acl *jffs2_get_acl(struct inode *inode, int type);
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31int jffs2_set_acl(struct user_namespace *mnt_userns, struct inode *inode,
32 struct posix_acl *acl, int type);
d3fb6120 33extern int jffs2_init_acl_pre(struct inode *, struct inode *, umode_t *);
cfc8dc6f 34extern int jffs2_init_acl_post(struct inode *);
aa98d7cf 35
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36#else
37
4e34e719 38#define jffs2_get_acl (NULL)
f2963d45 39#define jffs2_set_acl (NULL)
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40#define jffs2_init_acl_pre(dir_i,inode,mode) (0)
41#define jffs2_init_acl_post(inode) (0)
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42
43#endif /* CONFIG_JFFS2_FS_POSIX_ACL */