4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License (the "License").
6 * You may not use this file except in compliance with the License.
8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 * or http://www.opensolaris.org/os/licensing.
10 * See the License for the specific language governing permissions
11 * and limitations under the License.
13 * When distributing Covered Code, include this CDDL HEADER in each
14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 * If applicable, add the following below this CDDL HEADER, with the
16 * fields enclosed by brackets "[]" replaced with your own identifying
17 * information: Portions Copyright [yyyy] [name of copyright owner]
22 * Copyright 2014 Garrett D'Amore <garrett@damore.org>
24 * Copyright 2009 Sun Microsystems, Inc. All rights reserved.
25 * Use is subject to license terms.
26 * Copyright 2017 RackTop Systems.
32 #include <sys/types.h>
33 #include <sys/acl_impl.h>
36 * When compiling OpenSolaris kernel code, this file is included instead of the
37 * FreeBSD one. Include the original sys/acl.h as well.
40 #include_next <sys/acl.h>
47 #define MAX_ACL_ENTRIES (1024) /* max entries of each type */
49 int a_type; /* the type of ACL entry */
50 uid_t a_id; /* the entry in -uid or gid */
51 o_mode_t a_perm; /* the permission field */
55 uid_t a_who; /* uid or gid */
56 uint32_t a_access_mask; /* read,write,... */
57 uint16_t a_flags; /* see below */
58 uint16_t a_type; /* allow or deny */
62 * The following are Defined types for an aclent_t.
64 #define USER_OBJ (0x01) /* object owner */
65 #define USER (0x02) /* additional users */
66 #define GROUP_OBJ (0x04) /* owning group of the object */
67 #define GROUP (0x08) /* additional groups */
68 #define CLASS_OBJ (0x10) /* file group class and mask entry */
69 #define OTHER_OBJ (0x20) /* other entry for the object */
70 #define ACL_DEFAULT (0x1000) /* default flag */
71 /* default object owner */
72 #define DEF_USER_OBJ (ACL_DEFAULT | USER_OBJ)
73 /* default additional users */
74 #define DEF_USER (ACL_DEFAULT | USER)
75 /* default owning group */
76 #define DEF_GROUP_OBJ (ACL_DEFAULT | GROUP_OBJ)
77 /* default additional groups */
78 #define DEF_GROUP (ACL_DEFAULT | GROUP)
79 /* default mask entry */
80 #define DEF_CLASS_OBJ (ACL_DEFAULT | CLASS_OBJ)
81 /* default other entry */
82 #define DEF_OTHER_OBJ (ACL_DEFAULT | OTHER_OBJ)
85 * The following are defined for ace_t.
87 #define ACE_READ_DATA 0x00000001
88 #define ACE_LIST_DIRECTORY 0x00000001
89 #define ACE_WRITE_DATA 0x00000002
90 #define ACE_ADD_FILE 0x00000002
91 #define ACE_APPEND_DATA 0x00000004
92 #define ACE_ADD_SUBDIRECTORY 0x00000004
93 #define ACE_READ_NAMED_ATTRS 0x00000008
94 #define ACE_WRITE_NAMED_ATTRS 0x00000010
95 #define ACE_EXECUTE 0x00000020
96 #define ACE_DELETE_CHILD 0x00000040
97 #define ACE_READ_ATTRIBUTES 0x00000080
98 #define ACE_WRITE_ATTRIBUTES 0x00000100
99 #define ACE_DELETE 0x00010000
100 #define ACE_READ_ACL 0x00020000
101 #define ACE_WRITE_ACL 0x00040000
102 #define ACE_WRITE_OWNER 0x00080000
103 #define ACE_SYNCHRONIZE 0x00100000
105 #define ACE_FILE_INHERIT_ACE 0x0001
106 #define ACE_DIRECTORY_INHERIT_ACE 0x0002
107 #define ACE_NO_PROPAGATE_INHERIT_ACE 0x0004
108 #define ACE_INHERIT_ONLY_ACE 0x0008
109 #define ACE_SUCCESSFUL_ACCESS_ACE_FLAG 0x0010
110 #define ACE_FAILED_ACCESS_ACE_FLAG 0x0020
111 #define ACE_IDENTIFIER_GROUP 0x0040
112 #define ACE_INHERITED_ACE 0x0080
113 #define ACE_OWNER 0x1000
114 #define ACE_GROUP 0x2000
115 #define ACE_EVERYONE 0x4000
117 #define ACE_ACCESS_ALLOWED_ACE_TYPE 0x0000
118 #define ACE_ACCESS_DENIED_ACE_TYPE 0x0001
119 #define ACE_SYSTEM_AUDIT_ACE_TYPE 0x0002
120 #define ACE_SYSTEM_ALARM_ACE_TYPE 0x0003
122 #define ACL_AUTO_INHERIT 0x0001
123 #define ACL_PROTECTED 0x0002
124 #define ACL_DEFAULTED 0x0004
125 #define ACL_FLAGS_ALL (ACL_AUTO_INHERIT|ACL_PROTECTED| \
129 * These are only applicable in a CIFS context.
131 #define ACE_ACCESS_ALLOWED_COMPOUND_ACE_TYPE 0x04
132 #define ACE_ACCESS_ALLOWED_OBJECT_ACE_TYPE 0x05
133 #define ACE_ACCESS_DENIED_OBJECT_ACE_TYPE 0x06
134 #define ACE_SYSTEM_AUDIT_OBJECT_ACE_TYPE 0x07
135 #define ACE_SYSTEM_ALARM_OBJECT_ACE_TYPE 0x08
136 #define ACE_ACCESS_ALLOWED_CALLBACK_ACE_TYPE 0x09
137 #define ACE_ACCESS_DENIED_CALLBACK_ACE_TYPE 0x0A
138 #define ACE_ACCESS_ALLOWED_CALLBACK_OBJECT_ACE_TYPE 0x0B
139 #define ACE_ACCESS_DENIED_CALLBACK_OBJECT_ACE_TYPE 0x0C
140 #define ACE_SYSTEM_AUDIT_CALLBACK_ACE_TYPE 0x0D
141 #define ACE_SYSTEM_ALARM_CALLBACK_ACE_TYPE 0x0E
142 #define ACE_SYSTEM_AUDIT_CALLBACK_OBJECT_ACE_TYPE 0x0F
143 #define ACE_SYSTEM_ALARM_CALLBACK_OBJECT_ACE_TYPE 0x10
145 #define ACE_ALL_TYPES 0x001F
147 typedef struct ace_object {
148 uid_t a_who; /* uid or gid */
149 uint32_t a_access_mask; /* read,write,... */
150 uint16_t a_flags; /* see below */
151 uint16_t a_type; /* allow or deny */
152 uint8_t a_obj_type[16]; /* obj type */
153 uint8_t a_inherit_obj_type[16]; /* inherit obj */
156 #define ACE_ALL_PERMS (ACE_READ_DATA|ACE_LIST_DIRECTORY|ACE_WRITE_DATA| \
157 ACE_ADD_FILE|ACE_APPEND_DATA|ACE_ADD_SUBDIRECTORY|ACE_READ_NAMED_ATTRS| \
158 ACE_WRITE_NAMED_ATTRS|ACE_EXECUTE|ACE_DELETE_CHILD|ACE_READ_ATTRIBUTES| \
159 ACE_WRITE_ATTRIBUTES|ACE_DELETE|ACE_READ_ACL|ACE_WRITE_ACL| \
160 ACE_WRITE_OWNER|ACE_SYNCHRONIZE)
162 #define ACE_ALL_WRITE_PERMS (ACE_WRITE_DATA|ACE_APPEND_DATA| \
163 ACE_WRITE_ATTRIBUTES|ACE_WRITE_NAMED_ATTRS|ACE_WRITE_ACL| \
164 ACE_WRITE_OWNER|ACE_DELETE|ACE_DELETE_CHILD)
166 #define ACE_READ_PERMS (ACE_READ_DATA|ACE_READ_ACL|ACE_READ_ATTRIBUTES| \
167 ACE_READ_NAMED_ATTRS)
169 #define ACE_WRITE_PERMS (ACE_WRITE_DATA|ACE_APPEND_DATA|ACE_WRITE_ATTRIBUTES| \
170 ACE_WRITE_NAMED_ATTRS)
172 #define ACE_MODIFY_PERMS (ACE_READ_DATA|ACE_LIST_DIRECTORY|ACE_WRITE_DATA| \
173 ACE_ADD_FILE|ACE_APPEND_DATA|ACE_ADD_SUBDIRECTORY|ACE_READ_NAMED_ATTRS| \
174 ACE_WRITE_NAMED_ATTRS|ACE_EXECUTE|ACE_DELETE_CHILD|ACE_READ_ATTRIBUTES| \
175 ACE_WRITE_ATTRIBUTES|ACE_DELETE|ACE_READ_ACL|ACE_SYNCHRONIZE)
177 * The following flags are supported by both NFSv4 ACLs and ace_t.
179 #define ACE_NFSV4_SUP_FLAGS (ACE_FILE_INHERIT_ACE | \
180 ACE_DIRECTORY_INHERIT_ACE | \
181 ACE_NO_PROPAGATE_INHERIT_ACE | \
182 ACE_INHERIT_ONLY_ACE | \
183 ACE_INHERITED_ACE | \
184 ACE_IDENTIFIER_GROUP)
186 #define ACE_TYPE_FLAGS (ACE_OWNER|ACE_GROUP|ACE_EVERYONE| \
187 ACE_IDENTIFIER_GROUP)
188 #define ACE_INHERIT_FLAGS (ACE_FILE_INHERIT_ACE| ACL_INHERITED_ACE| \
189 ACE_DIRECTORY_INHERIT_ACE|ACE_NO_PROPAGATE_INHERIT_ACE|ACE_INHERIT_ONLY_ACE)
191 /* cmd args to acl(2) for aclent_t */
196 /* cmd's to manipulate ace acls. */
199 #define ACE_GETACLCNT 6
201 /* minimal acl entries from GETACLCNT */
202 #define MIN_ACL_ENTRIES 4
204 extern void aces_from_acl(ace_t *aces, int *nentries, const struct acl *aclp);
205 extern int acl_from_aces(struct acl *aclp, const ace_t *aces, int nentries);
206 extern void ksort(caddr_t, int, int, int (*)(void *, void *));
207 extern int cmp2acls(void *, void *);
209 extern int acl(const char *path, int cmd, int cnt, void *buf);
210 extern int facl(int fd, int cmd, int cnt, void *buf);
216 #endif /* _SYS_ACL_H */