LXR linux/fs/f2fs/acl.h

   1/* SPDX-License-Identifier: GPL-2.0 */
   2/*
   3 * fs/f2fs/acl.h
   4 *
   5 * Copyright (c) 2012 Samsung Electronics Co., Ltd.
   6 *             http://www.samsung.com/
   7 *
   8 * Portions of this code from linux/fs/ext2/acl.h
   9 *
  10 * Copyright (C) 2001-2003 Andreas Gruenbacher, <agruen@suse.de>
  11 */
  12#ifndef __F2FS_ACL_H__
  13#define __F2FS_ACL_H__
  14
  15#include <linux/posix_acl_xattr.h>
  16
  17#define F2FS_ACL_VERSION        0x0001
  18
  19struct f2fs_acl_entry {
  20        __le16 e_tag;
  21        __le16 e_perm;
  22        __le32 e_id;
  23};
  24
  25struct f2fs_acl_entry_short {
  26        __le16 e_tag;
  27        __le16 e_perm;
  28};
  29
  30struct f2fs_acl_header {
  31        __le32 a_version;
  32};
  33
  34#ifdef CONFIG_F2FS_FS_POSIX_ACL
  35
  36extern struct posix_acl *f2fs_get_acl(struct inode *, int);
  37extern int f2fs_set_acl(struct inode *, struct posix_acl *, int);
  38extern int f2fs_init_acl(struct inode *, struct inode *, struct page *,
  39                                                        struct page *);
  40#else
  41#define f2fs_get_acl    NULL
  42#define f2fs_set_acl    NULL
  43
  44static inline int f2fs_init_acl(struct inode *inode, struct inode *dir,
  45                                struct page *ipage, struct page *dpage)
  46{
  47        return 0;
  48}
  49#endif
  50#endif /* __F2FS_ACL_H__ */
  51