xref: /openbmc/u-boot/include/zfs/zfs_acl.h (revision 00a2749d)
1 /*
2  *  GRUB  --  GRand Unified Bootloader
3  *  Copyright (C) 1999,2000,2001,2002,2003,2004  Free Software Foundation, Inc.
4  *
5  *  This program is free software; you can redistribute it and/or modify
6  *  it under the terms of the GNU General Public License as published by
7  *  the Free Software Foundation; either version 2 of the License, or
8  *  (at your option) any later version.
9  *
10  *  This program is distributed in the hope that it will be useful,
11  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
12  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13  *  GNU General Public License for more details.
14  *
15  *  You should have received a copy of the GNU General Public License
16  *  along with this program; if not, write to the Free Software
17  *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
18  */
19 /*
20  * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
21  * Use is subject to license terms.
22  */
23 
24 #ifndef	_SYS_FS_ZFS_ACL_H
25 #define	_SYS_FS_ZFS_ACL_H
26 
27 typedef struct zfs_oldace {
28 	uint32_t	z_fuid;		/* "who" */
29 	uint32_t	z_access_mask;	/* access mask */
30 	uint16_t	z_flags;	/* flags, i.e inheritance */
31 	uint16_t	z_type;		/* type of entry allow/deny */
32 } zfs_oldace_t;
33 
34 #define	ACE_SLOT_CNT	6
35 
36 typedef struct zfs_znode_acl_v0 {
37 	uint64_t	z_acl_extern_obj;	  /* ext acl pieces */
38 	uint32_t	z_acl_count;		  /* Number of ACEs */
39 	uint16_t	z_acl_version;		  /* acl version */
40 	uint16_t	z_acl_pad;		  /* pad */
41 	zfs_oldace_t	z_ace_data[ACE_SLOT_CNT]; /* 6 standard ACEs */
42 } zfs_znode_acl_v0_t;
43 
44 #define	ZFS_ACE_SPACE	(sizeof(zfs_oldace_t) * ACE_SLOT_CNT)
45 
46 typedef struct zfs_znode_acl {
47 	uint64_t	z_acl_extern_obj;	  /* ext acl pieces */
48 	uint32_t	z_acl_size;		  /* Number of bytes in ACL */
49 	uint16_t	z_acl_version;		  /* acl version */
50 	uint16_t	z_acl_count;		  /* ace count */
51 	uint8_t	z_ace_data[ZFS_ACE_SPACE]; /* space for embedded ACEs */
52 } zfs_znode_acl_t;
53 
54 
55 #endif	/* _SYS_FS_ZFS_ACL_H */
56