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/*-------------------------------------------------------------------------*
* File: fs/jffs2/acl.h
* POSIX ACL support on JFFS2 FileSystem
*
* Implemented by KaiGai Kohei <kaigai@ak.jp.nec.com>
* Copyright (C) 2006 NEC Corporation
*
* For licensing information, see the file 'LICENCE' in the jffs2 directory.
*-------------------------------------------------------------------------*/
typedef struct {
jint16_t e_tag;
jint16_t e_perm;
jint32_t e_id;
} jffs2_acl_entry;
typedef struct {
jint16_t e_tag;
jint16_t e_perm;
} jffs2_acl_entry_short;
typedef struct {
jint32_t a_version;
} jffs2_acl_header;
#ifdef __KERNEL__
#ifdef CONFIG_JFFS2_FS_POSIX_ACL
#define JFFS2_ACL_NOT_CACHED ((void *)-1)
extern int jffs2_permission(struct inode *, int, struct nameidata *);
extern int jffs2_acl_chmod(struct inode *);
extern int jffs2_init_acl(struct inode *, struct inode *);
extern void jffs2_clear_acl(struct inode *);
extern struct xattr_handler jffs2_acl_access_xattr_handler;
extern struct xattr_handler jffs2_acl_default_xattr_handler;
#else
#define jffs2_permission NULL
#define jffs2_acl_chmod(inode) (0)
#define jffs2_init_acl(inode,dir) (0)
#define jffs2_clear_acl(inode)
#endif /* CONFIG_JFFS2_FS_POSIX_ACL */
#endif /* __KERNEL__ */
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