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af48b85b8c
This implements xattr and acl functionalities. - F2FS uses a node page to contain use extended attributes. Signed-off-by: Changman Lee <cm224.lee@samsung.com> Signed-off-by: Jaegeuk Kim <jaegeuk.kim@samsung.com>
58 lines
1.2 KiB
C
58 lines
1.2 KiB
C
/**
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* fs/f2fs/acl.h
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*
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* Copyright (c) 2012 Samsung Electronics Co., Ltd.
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* http://www.samsung.com/
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*
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* Portions of this code from linux/fs/ext2/acl.h
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*
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* Copyright (C) 2001-2003 Andreas Gruenbacher, <agruen@suse.de>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#ifndef __F2FS_ACL_H__
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#define __F2FS_ACL_H__
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#include <linux/posix_acl_xattr.h>
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#define F2FS_ACL_VERSION 0x0001
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struct f2fs_acl_entry {
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__le16 e_tag;
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__le16 e_perm;
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__le32 e_id;
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};
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struct f2fs_acl_entry_short {
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__le16 e_tag;
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__le16 e_perm;
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};
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struct f2fs_acl_header {
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__le32 a_version;
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};
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#ifdef CONFIG_F2FS_FS_POSIX_ACL
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extern struct posix_acl *f2fs_get_acl(struct inode *inode, int type);
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extern int f2fs_acl_chmod(struct inode *inode);
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extern int f2fs_init_acl(struct inode *inode, struct inode *dir);
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#else
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#define f2fs_check_acl NULL
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#define f2fs_get_acl NULL
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#define f2fs_set_acl NULL
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static inline int f2fs_acl_chmod(struct inode *inode)
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{
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return 0;
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}
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static inline int f2fs_init_acl(struct inode *inode, struct inode *dir)
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{
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return 0;
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}
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#endif
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#endif /* __F2FS_ACL_H__ */
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