xref: /OK3568_Linux_fs/u-boot/include/zfs/zfs_acl.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun  *  GRUB  --  GRand Unified Bootloader
3*4882a593Smuzhiyun  *  Copyright (C) 1999,2000,2001,2002,2003,2004  Free Software Foundation, Inc.
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  * SPDX-License-Identifier:	GPL-2.0+
6*4882a593Smuzhiyun  */
7*4882a593Smuzhiyun /*
8*4882a593Smuzhiyun  * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
9*4882a593Smuzhiyun  * Use is subject to license terms.
10*4882a593Smuzhiyun  */
11*4882a593Smuzhiyun 
12*4882a593Smuzhiyun #ifndef	_SYS_FS_ZFS_ACL_H
13*4882a593Smuzhiyun #define	_SYS_FS_ZFS_ACL_H
14*4882a593Smuzhiyun 
15*4882a593Smuzhiyun typedef struct zfs_oldace {
16*4882a593Smuzhiyun 	uint32_t	z_fuid;		/* "who" */
17*4882a593Smuzhiyun 	uint32_t	z_access_mask;	/* access mask */
18*4882a593Smuzhiyun 	uint16_t	z_flags;	/* flags, i.e inheritance */
19*4882a593Smuzhiyun 	uint16_t	z_type;		/* type of entry allow/deny */
20*4882a593Smuzhiyun } zfs_oldace_t;
21*4882a593Smuzhiyun 
22*4882a593Smuzhiyun #define	ACE_SLOT_CNT	6
23*4882a593Smuzhiyun 
24*4882a593Smuzhiyun typedef struct zfs_znode_acl_v0 {
25*4882a593Smuzhiyun 	uint64_t	z_acl_extern_obj;	  /* ext acl pieces */
26*4882a593Smuzhiyun 	uint32_t	z_acl_count;		  /* Number of ACEs */
27*4882a593Smuzhiyun 	uint16_t	z_acl_version;		  /* acl version */
28*4882a593Smuzhiyun 	uint16_t	z_acl_pad;		  /* pad */
29*4882a593Smuzhiyun 	zfs_oldace_t	z_ace_data[ACE_SLOT_CNT]; /* 6 standard ACEs */
30*4882a593Smuzhiyun } zfs_znode_acl_v0_t;
31*4882a593Smuzhiyun 
32*4882a593Smuzhiyun #define	ZFS_ACE_SPACE	(sizeof(zfs_oldace_t) * ACE_SLOT_CNT)
33*4882a593Smuzhiyun 
34*4882a593Smuzhiyun typedef struct zfs_znode_acl {
35*4882a593Smuzhiyun 	uint64_t	z_acl_extern_obj;	  /* ext acl pieces */
36*4882a593Smuzhiyun 	uint32_t	z_acl_size;		  /* Number of bytes in ACL */
37*4882a593Smuzhiyun 	uint16_t	z_acl_version;		  /* acl version */
38*4882a593Smuzhiyun 	uint16_t	z_acl_count;		  /* ace count */
39*4882a593Smuzhiyun 	uint8_t	z_ace_data[ZFS_ACE_SPACE]; /* space for embedded ACEs */
40*4882a593Smuzhiyun } zfs_znode_acl_t;
41*4882a593Smuzhiyun 
42*4882a593Smuzhiyun 
43*4882a593Smuzhiyun #endif	/* _SYS_FS_ZFS_ACL_H */
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