xref: /freebsd/sys/contrib/openzfs/include/os/linux/spl/sys/acl.h (revision d0b2dbfa0ecf2bbc9709efc5e20baf8e4b44bbbf)
1 /*
2  *  Copyright (C) 2007-2010 Lawrence Livermore National Security, LLC.
3  *  Copyright (C) 2007 The Regents of the University of California.
4  *  Produced at Lawrence Livermore National Laboratory (cf, DISCLAIMER).
5  *  Written by Brian Behlendorf <behlendorf1@llnl.gov>.
6  *  UCRL-CODE-235197
7  *
8  *  This file is part of the SPL, Solaris Porting Layer.
9  *
10  *  The SPL is free software; you can redistribute it and/or modify it
11  *  under the terms of the GNU General Public License as published by the
12  *  Free Software Foundation; either version 2 of the License, or (at your
13  *  option) any later version.
14  *
15  *  The SPL is distributed in the hope that it will be useful, but WITHOUT
16  *  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
17  *  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
18  *  for more details.
19  *
20  *  You should have received a copy of the GNU General Public License along
21  *  with the SPL.  If not, see <http://www.gnu.org/licenses/>.
22  */
23 
24 #ifndef _SPL_ACL_H
25 #define	_SPL_ACL_H
26 
27 #include <sys/types.h>
28 
29 typedef struct ace {
30 	uid_t a_who;
31 	uint32_t a_access_mask;
32 	uint16_t a_flags;
33 	uint16_t a_type;
34 } ace_t;
35 
36 typedef struct ace_object {
37 	uid_t		a_who;		/* uid or gid */
38 	uint32_t	a_access_mask;	/* read,write,... */
39 	uint16_t	a_flags;	/* see below */
40 	uint16_t	a_type;		/* allow or deny */
41 	uint8_t		a_obj_type[16];	/* obj type */
42 	uint8_t		a_inherit_obj_type[16];	/* inherit obj */
43 } ace_object_t;
44 
45 #define	MAX_ACL_ENTRIES					1024
46 
47 #define	ACE_READ_DATA					0x00000001
48 #define	ACE_LIST_DIRECTORY				0x00000001
49 #define	ACE_WRITE_DATA					0x00000002
50 #define	ACE_ADD_FILE					0x00000002
51 #define	ACE_APPEND_DATA					0x00000004
52 #define	ACE_ADD_SUBDIRECTORY				0x00000004
53 #define	ACE_READ_NAMED_ATTRS				0x00000008
54 #define	ACE_WRITE_NAMED_ATTRS				0x00000010
55 #define	ACE_EXECUTE					0x00000020
56 #define	ACE_DELETE_CHILD				0x00000040
57 #define	ACE_READ_ATTRIBUTES				0x00000080
58 #define	ACE_WRITE_ATTRIBUTES				0x00000100
59 #define	ACE_DELETE					0x00010000
60 #define	ACE_READ_ACL					0x00020000
61 #define	ACE_WRITE_ACL					0x00040000
62 #define	ACE_WRITE_OWNER					0x00080000
63 #define	ACE_SYNCHRONIZE					0x00100000
64 
65 #define	ACE_FILE_INHERIT_ACE				0x0001
66 #define	ACE_DIRECTORY_INHERIT_ACE			0x0002
67 #define	ACE_NO_PROPAGATE_INHERIT_ACE			0x0004
68 #define	ACE_INHERIT_ONLY_ACE				0x0008
69 #define	ACE_SUCCESSFUL_ACCESS_ACE_FLAG			0x0010
70 #define	ACE_FAILED_ACCESS_ACE_FLAG			0x0020
71 #define	ACE_IDENTIFIER_GROUP				0x0040
72 #define	ACE_INHERITED_ACE				0x0080
73 #define	ACE_OWNER					0x1000
74 #define	ACE_GROUP					0x2000
75 #define	ACE_EVERYONE					0x4000
76 
77 #define	ACE_ACCESS_ALLOWED_ACE_TYPE			0x0000
78 #define	ACE_ACCESS_DENIED_ACE_TYPE			0x0001
79 #define	ACE_SYSTEM_AUDIT_ACE_TYPE			0x0002
80 #define	ACE_SYSTEM_ALARM_ACE_TYPE			0x0003
81 
82 #define	ACL_AUTO_INHERIT				0x0001
83 #define	ACL_PROTECTED					0x0002
84 #define	ACL_DEFAULTED					0x0004
85 #define	ACL_FLAGS_ALL	(ACL_AUTO_INHERIT|ACL_PROTECTED|ACL_DEFAULTED)
86 
87 #define	ACE_ACCESS_ALLOWED_COMPOUND_ACE_TYPE		0x04
88 #define	ACE_ACCESS_ALLOWED_OBJECT_ACE_TYPE		0x05
89 #define	ACE_ACCESS_DENIED_OBJECT_ACE_TYPE		0x06
90 #define	ACE_SYSTEM_AUDIT_OBJECT_ACE_TYPE		0x07
91 #define	ACE_SYSTEM_ALARM_OBJECT_ACE_TYPE		0x08
92 #define	ACE_ACCESS_ALLOWED_CALLBACK_ACE_TYPE		0x09
93 #define	ACE_ACCESS_DENIED_CALLBACK_ACE_TYPE		0x0A
94 #define	ACE_ACCESS_ALLOWED_CALLBACK_OBJECT_ACE_TYPE	0x0B
95 #define	ACE_ACCESS_DENIED_CALLBACK_OBJECT_ACE_TYPE	0x0C
96 #define	ACE_SYSTEM_AUDIT_CALLBACK_ACE_TYPE		0x0D
97 #define	ACE_SYSTEM_ALARM_CALLBACK_ACE_TYPE		0x0E
98 #define	ACE_SYSTEM_AUDIT_CALLBACK_OBJECT_ACE_TYPE	0x0F
99 #define	ACE_SYSTEM_ALARM_CALLBACK_OBJECT_ACE_TYPE	0x10
100 
101 #define	ACE_ALL_TYPES	0x001F
102 
103 #define	ACE_TYPE_FLAGS	(ACE_OWNER|ACE_GROUP|ACE_EVERYONE|ACE_IDENTIFIER_GROUP)
104 
105 #define	ACE_ALL_PERMS	(ACE_READ_DATA|ACE_LIST_DIRECTORY|ACE_WRITE_DATA| \
106 	ACE_ADD_FILE|ACE_APPEND_DATA|ACE_ADD_SUBDIRECTORY|ACE_READ_NAMED_ATTRS|\
107 	ACE_WRITE_NAMED_ATTRS|ACE_EXECUTE|ACE_DELETE_CHILD|ACE_READ_ATTRIBUTES|\
108 	ACE_WRITE_ATTRIBUTES|ACE_DELETE|ACE_READ_ACL|ACE_WRITE_ACL| \
109 	ACE_WRITE_OWNER|ACE_SYNCHRONIZE)
110 
111 #define	VSA_ACE						0x0010
112 #define	VSA_ACECNT					0x0020
113 #define	VSA_ACE_ALLTYPES				0x0040
114 #define	VSA_ACE_ACLFLAGS				0x0080
115 
116 #endif /* _SPL_ACL_H */
117