LXR linux/fs/jffs2/acl.h

   1/*
   2 * JFFS2 -- Journalling Flash File System, Version 2.
   3 *
   4 * Copyright © 2006  NEC Corporation
   5 *
   6 * Created by KaiGai Kohei <kaigai@ak.jp.nec.com>
   7 *
   8 * For licensing information, see the file 'LICENCE' in this directory.
   9 *
  10 */
  11
  12struct jffs2_acl_entry {
  13        jint16_t        e_tag;
  14        jint16_t        e_perm;
  15        jint32_t        e_id;
  16};
  17
  18struct jffs2_acl_entry_short {
  19        jint16_t        e_tag;
  20        jint16_t        e_perm;
  21};
  22
  23struct jffs2_acl_header {
  24        jint32_t        a_version;
  25        struct jffs2_acl_entry  a_entries[];
  26};
  27
  28#ifdef CONFIG_JFFS2_FS_POSIX_ACL
  29
  30struct posix_acl *jffs2_get_acl(struct inode *inode, int type, bool rcu);
  31int jffs2_set_acl(struct user_namespace *mnt_userns, struct inode *inode,
  32                  struct posix_acl *acl, int type);
  33extern int jffs2_init_acl_pre(struct inode *, struct inode *, umode_t *);
  34extern int jffs2_init_acl_post(struct inode *);
  35
  36#else
  37
  38#define jffs2_get_acl                           (NULL)
  39#define jffs2_set_acl                           (NULL)
  40#define jffs2_init_acl_pre(dir_i,inode,mode)    (0)
  41#define jffs2_init_acl_post(inode)              (0)
  42
  43#endif  /* CONFIG_JFFS2_FS_POSIX_ACL */
  44