xref: /freebsd/sys/contrib/openzfs/include/os/linux/spl/sys/acl.h (revision 61145dc2b94f12f6a47344fb9aac702321880e43)
1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3  *  Copyright (C) 2007-2010 Lawrence Livermore National Security, LLC.
4  *  Copyright (C) 2007 The Regents of the University of California.
5  *  Produced at Lawrence Livermore National Laboratory (cf, DISCLAIMER).
6  *  Written by Brian Behlendorf <behlendorf1@llnl.gov>.
7  *  UCRL-CODE-235197
8  *
9  *  This file is part of the SPL, Solaris Porting Layer.
10  *
11  *  The SPL is free software; you can redistribute it and/or modify it
12  *  under the terms of the GNU General Public License as published by the
13  *  Free Software Foundation; either version 2 of the License, or (at your
14  *  option) any later version.
15  *
16  *  The SPL is distributed in the hope that it will be useful, but WITHOUT
17  *  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
18  *  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
19  *  for more details.
20  *
21  *  You should have received a copy of the GNU General Public License along
22  *  with the SPL.  If not, see <http://www.gnu.org/licenses/>.
23  */
24 
25 #ifndef _SPL_ACL_H
26 #define	_SPL_ACL_H
27 
28 #include <sys/types.h>
29 
30 typedef struct ace {
31 	uid_t a_who;
32 	uint32_t a_access_mask;
33 	uint16_t a_flags;
34 	uint16_t a_type;
35 } ace_t;
36 
37 typedef struct ace_object {
38 	uid_t		a_who;		/* uid or gid */
39 	uint32_t	a_access_mask;	/* read,write,... */
40 	uint16_t	a_flags;	/* see below */
41 	uint16_t	a_type;		/* allow or deny */
42 	uint8_t		a_obj_type[16];	/* obj type */
43 	uint8_t		a_inherit_obj_type[16];	/* inherit obj */
44 } ace_object_t;
45 
46 #define	MAX_ACL_ENTRIES					1024
47 
48 #define	ACE_READ_DATA					0x00000001
49 #define	ACE_LIST_DIRECTORY				0x00000001
50 #define	ACE_WRITE_DATA					0x00000002
51 #define	ACE_ADD_FILE					0x00000002
52 #define	ACE_APPEND_DATA					0x00000004
53 #define	ACE_ADD_SUBDIRECTORY				0x00000004
54 #define	ACE_READ_NAMED_ATTRS				0x00000008
55 #define	ACE_WRITE_NAMED_ATTRS				0x00000010
56 #define	ACE_EXECUTE					0x00000020
57 #define	ACE_DELETE_CHILD				0x00000040
58 #define	ACE_READ_ATTRIBUTES				0x00000080
59 #define	ACE_WRITE_ATTRIBUTES				0x00000100
60 #define	ACE_DELETE					0x00010000
61 #define	ACE_READ_ACL					0x00020000
62 #define	ACE_WRITE_ACL					0x00040000
63 #define	ACE_WRITE_OWNER					0x00080000
64 #define	ACE_SYNCHRONIZE					0x00100000
65 
66 #define	ACE_FILE_INHERIT_ACE				0x0001
67 #define	ACE_DIRECTORY_INHERIT_ACE			0x0002
68 #define	ACE_NO_PROPAGATE_INHERIT_ACE			0x0004
69 #define	ACE_INHERIT_ONLY_ACE				0x0008
70 #define	ACE_SUCCESSFUL_ACCESS_ACE_FLAG			0x0010
71 #define	ACE_FAILED_ACCESS_ACE_FLAG			0x0020
72 #define	ACE_IDENTIFIER_GROUP				0x0040
73 #define	ACE_INHERITED_ACE				0x0080
74 #define	ACE_OWNER					0x1000
75 #define	ACE_GROUP					0x2000
76 #define	ACE_EVERYONE					0x4000
77 
78 #define	ACE_ACCESS_ALLOWED_ACE_TYPE			0x0000
79 #define	ACE_ACCESS_DENIED_ACE_TYPE			0x0001
80 #define	ACE_SYSTEM_AUDIT_ACE_TYPE			0x0002
81 #define	ACE_SYSTEM_ALARM_ACE_TYPE			0x0003
82 
83 #define	ACL_AUTO_INHERIT				0x0001
84 #define	ACL_PROTECTED					0x0002
85 #define	ACL_DEFAULTED					0x0004
86 #define	ACL_FLAGS_ALL	(ACL_AUTO_INHERIT|ACL_PROTECTED|ACL_DEFAULTED)
87 
88 #define	ACE_ACCESS_ALLOWED_COMPOUND_ACE_TYPE		0x04
89 #define	ACE_ACCESS_ALLOWED_OBJECT_ACE_TYPE		0x05
90 #define	ACE_ACCESS_DENIED_OBJECT_ACE_TYPE		0x06
91 #define	ACE_SYSTEM_AUDIT_OBJECT_ACE_TYPE		0x07
92 #define	ACE_SYSTEM_ALARM_OBJECT_ACE_TYPE		0x08
93 #define	ACE_ACCESS_ALLOWED_CALLBACK_ACE_TYPE		0x09
94 #define	ACE_ACCESS_DENIED_CALLBACK_ACE_TYPE		0x0A
95 #define	ACE_ACCESS_ALLOWED_CALLBACK_OBJECT_ACE_TYPE	0x0B
96 #define	ACE_ACCESS_DENIED_CALLBACK_OBJECT_ACE_TYPE	0x0C
97 #define	ACE_SYSTEM_AUDIT_CALLBACK_ACE_TYPE		0x0D
98 #define	ACE_SYSTEM_ALARM_CALLBACK_ACE_TYPE		0x0E
99 #define	ACE_SYSTEM_AUDIT_CALLBACK_OBJECT_ACE_TYPE	0x0F
100 #define	ACE_SYSTEM_ALARM_CALLBACK_OBJECT_ACE_TYPE	0x10
101 
102 #define	ACE_ALL_TYPES	0x001F
103 
104 #define	ACE_TYPE_FLAGS	(ACE_OWNER|ACE_GROUP|ACE_EVERYONE|ACE_IDENTIFIER_GROUP)
105 
106 #define	ACE_ALL_PERMS	(ACE_READ_DATA|ACE_LIST_DIRECTORY|ACE_WRITE_DATA| \
107 	ACE_ADD_FILE|ACE_APPEND_DATA|ACE_ADD_SUBDIRECTORY|ACE_READ_NAMED_ATTRS|\
108 	ACE_WRITE_NAMED_ATTRS|ACE_EXECUTE|ACE_DELETE_CHILD|ACE_READ_ATTRIBUTES|\
109 	ACE_WRITE_ATTRIBUTES|ACE_DELETE|ACE_READ_ACL|ACE_WRITE_ACL| \
110 	ACE_WRITE_OWNER|ACE_SYNCHRONIZE)
111 
112 #define	VSA_ACE						0x0010
113 #define	VSA_ACECNT					0x0020
114 #define	VSA_ACE_ALLTYPES				0x0040
115 #define	VSA_ACE_ACLFLAGS				0x0080
116 
117 #endif /* _SPL_ACL_H */
118