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 2009 Sun Microsystems, Inc. All rights reserved.
23 * Use is subject to license terms.
29 #include <sys/types.h>
30 #include <sys/acl_impl.h>
34 * When compiling OpenSolaris kernel code, this file is getting
35 * included instead of FreeBSD one. Pull the original sys/acl.h as well.
38 #include_next <sys/acl.h>
46 #define MAX_ACL_ENTRIES (1024) /* max entries of each type */
48 int a_type; /* the type of ACL entry */
49 uid_t a_id; /* the entry in -uid or gid */
50 o_mode_t a_perm; /* the permission field */
54 uid_t a_who; /* uid or gid */
55 uint32_t a_access_mask; /* read,write,... */
56 uint16_t a_flags; /* see below */
57 uint16_t a_type; /* allow or deny */
61 typedef struct acl_info acl_t;
65 * The following are Defined types for an aclent_t.
67 #define USER_OBJ (0x01) /* object owner */
68 #define USER (0x02) /* additional users */
69 #define GROUP_OBJ (0x04) /* owning group of the object */
70 #define GROUP (0x08) /* additional groups */
71 #define CLASS_OBJ (0x10) /* file group class and mask entry */
72 #define OTHER_OBJ (0x20) /* other entry for the object */
73 #define ACL_DEFAULT (0x1000) /* default flag */
74 /* default object owner */
75 #define DEF_USER_OBJ (ACL_DEFAULT | USER_OBJ)
76 /* default additional users */
77 #define DEF_USER (ACL_DEFAULT | USER)
78 /* default owning group */
79 #define DEF_GROUP_OBJ (ACL_DEFAULT | GROUP_OBJ)
80 /* default additional groups */
81 #define DEF_GROUP (ACL_DEFAULT | GROUP)
82 /* default mask entry */
83 #define DEF_CLASS_OBJ (ACL_DEFAULT | CLASS_OBJ)
84 /* default other entry */
85 #define DEF_OTHER_OBJ (ACL_DEFAULT | OTHER_OBJ)
88 * The following are defined for ace_t.
90 #define ACE_READ_DATA 0x00000001
91 #define ACE_LIST_DIRECTORY 0x00000001
92 #define ACE_WRITE_DATA 0x00000002
93 #define ACE_ADD_FILE 0x00000002
94 #define ACE_APPEND_DATA 0x00000004
95 #define ACE_ADD_SUBDIRECTORY 0x00000004
96 #define ACE_READ_NAMED_ATTRS 0x00000008
97 #define ACE_WRITE_NAMED_ATTRS 0x00000010
98 #define ACE_EXECUTE 0x00000020
99 #define ACE_DELETE_CHILD 0x00000040
100 #define ACE_READ_ATTRIBUTES 0x00000080
101 #define ACE_WRITE_ATTRIBUTES 0x00000100
102 #define ACE_DELETE 0x00010000
103 #define ACE_READ_ACL 0x00020000
104 #define ACE_WRITE_ACL 0x00040000
105 #define ACE_WRITE_OWNER 0x00080000
106 #define ACE_SYNCHRONIZE 0x00100000
108 #define ACE_FILE_INHERIT_ACE 0x0001
109 #define ACE_DIRECTORY_INHERIT_ACE 0x0002
110 #define ACE_NO_PROPAGATE_INHERIT_ACE 0x0004
111 #define ACE_INHERIT_ONLY_ACE 0x0008
112 #define ACE_SUCCESSFUL_ACCESS_ACE_FLAG 0x0010
113 #define ACE_FAILED_ACCESS_ACE_FLAG 0x0020
114 #define ACE_IDENTIFIER_GROUP 0x0040
115 #define ACE_INHERITED_ACE 0x0080
116 #define ACE_OWNER 0x1000
117 #define ACE_GROUP 0x2000
118 #define ACE_EVERYONE 0x4000
120 #define ACE_ACCESS_ALLOWED_ACE_TYPE 0x0000
121 #define ACE_ACCESS_DENIED_ACE_TYPE 0x0001
122 #define ACE_SYSTEM_AUDIT_ACE_TYPE 0x0002
123 #define ACE_SYSTEM_ALARM_ACE_TYPE 0x0003
125 #define ACL_AUTO_INHERIT 0x0001
126 #define ACL_PROTECTED 0x0002
127 #define ACL_DEFAULTED 0x0004
128 #define ACL_FLAGS_ALL (ACL_AUTO_INHERIT|ACL_PROTECTED| \
134 * These are only applicable in a CIFS context.
136 #define ACE_ACCESS_ALLOWED_COMPOUND_ACE_TYPE 0x04
137 #define ACE_ACCESS_ALLOWED_OBJECT_ACE_TYPE 0x05
138 #define ACE_ACCESS_DENIED_OBJECT_ACE_TYPE 0x06
139 #define ACE_SYSTEM_AUDIT_OBJECT_ACE_TYPE 0x07
140 #define ACE_SYSTEM_ALARM_OBJECT_ACE_TYPE 0x08
141 #define ACE_ACCESS_ALLOWED_CALLBACK_ACE_TYPE 0x09
142 #define ACE_ACCESS_DENIED_CALLBACK_ACE_TYPE 0x0A
143 #define ACE_ACCESS_ALLOWED_CALLBACK_OBJECT_ACE_TYPE 0x0B
144 #define ACE_ACCESS_DENIED_CALLBACK_OBJECT_ACE_TYPE 0x0C
145 #define ACE_SYSTEM_AUDIT_CALLBACK_ACE_TYPE 0x0D
146 #define ACE_SYSTEM_ALARM_CALLBACK_ACE_TYPE 0x0E
147 #define ACE_SYSTEM_AUDIT_CALLBACK_OBJECT_ACE_TYPE 0x0F
148 #define ACE_SYSTEM_ALARM_CALLBACK_OBJECT_ACE_TYPE 0x10
150 #define ACE_ALL_TYPES 0x001F
152 typedef struct ace_object {
153 uid_t a_who; /* uid or gid */
154 uint32_t a_access_mask; /* read,write,... */
155 uint16_t a_flags; /* see below */
156 uint16_t a_type; /* allow or deny */
157 uint8_t a_obj_type[16]; /* obj type */
158 uint8_t a_inherit_obj_type[16]; /* inherit obj */
163 #define ACE_ALL_PERMS (ACE_READ_DATA|ACE_LIST_DIRECTORY|ACE_WRITE_DATA| \
164 ACE_ADD_FILE|ACE_APPEND_DATA|ACE_ADD_SUBDIRECTORY|ACE_READ_NAMED_ATTRS| \
165 ACE_WRITE_NAMED_ATTRS|ACE_EXECUTE|ACE_DELETE_CHILD|ACE_READ_ATTRIBUTES| \
166 ACE_WRITE_ATTRIBUTES|ACE_DELETE|ACE_READ_ACL|ACE_WRITE_ACL| \
167 ACE_WRITE_OWNER|ACE_SYNCHRONIZE)
169 #define ACE_ALL_WRITE_PERMS (ACE_WRITE_DATA|ACE_APPEND_DATA| \
170 ACE_WRITE_ATTRIBUTES|ACE_WRITE_NAMED_ATTRS|ACE_WRITE_ACL| \
171 ACE_WRITE_OWNER|ACE_DELETE|ACE_DELETE_CHILD)
173 #define ACE_READ_PERMS (ACE_READ_DATA|ACE_READ_ACL|ACE_READ_ATTRIBUTES| \
174 ACE_READ_NAMED_ATTRS)
176 #define ACE_WRITE_PERMS (ACE_WRITE_DATA|ACE_APPEND_DATA|ACE_WRITE_ATTRIBUTES| \
177 ACE_WRITE_NAMED_ATTRS)
179 #define ACE_MODIFY_PERMS (ACE_READ_DATA|ACE_LIST_DIRECTORY|ACE_WRITE_DATA| \
180 ACE_ADD_FILE|ACE_APPEND_DATA|ACE_ADD_SUBDIRECTORY|ACE_READ_NAMED_ATTRS| \
181 ACE_WRITE_NAMED_ATTRS|ACE_EXECUTE|ACE_DELETE_CHILD|ACE_READ_ATTRIBUTES| \
182 ACE_WRITE_ATTRIBUTES|ACE_DELETE|ACE_READ_ACL|ACE_SYNCHRONIZE)
184 * The following flags are supported by both NFSv4 ACLs and ace_t.
186 #define ACE_NFSV4_SUP_FLAGS (ACE_FILE_INHERIT_ACE | \
187 ACE_DIRECTORY_INHERIT_ACE | \
188 ACE_NO_PROPAGATE_INHERIT_ACE | \
189 ACE_INHERIT_ONLY_ACE | \
190 ACE_IDENTIFIER_GROUP)
192 #define ACE_TYPE_FLAGS (ACE_OWNER|ACE_GROUP|ACE_EVERYONE| \
193 ACE_IDENTIFIER_GROUP)
194 #define ACE_INHERIT_FLAGS (ACE_FILE_INHERIT_ACE| \
195 ACE_DIRECTORY_INHERIT_ACE|ACE_NO_PROPAGATE_INHERIT_ACE|ACE_INHERIT_ONLY_ACE)
197 /* cmd args to acl(2) for aclent_t */
202 /* cmd's to manipulate ace acls. */
205 #define ACE_GETACLCNT 6
207 /* minimal acl entries from GETACLCNT */
208 #define MIN_ACL_ENTRIES 4
210 #if !defined(_KERNEL)
212 /* acl check errors */
215 #define OTHER_ERROR 3
216 #define CLASS_ERROR 4
217 #define DUPLICATE_ERROR 5
220 #define ENTRY_ERROR 8
224 * similar to ufs_acl.h: changed to char type for user commands (tar, cpio)
227 #define UFSD_FREE ('0') /* Free entry */
228 #define UFSD_ACL ('1') /* Access Control Lists */
229 #define UFSD_DFACL ('2') /* reserved for future use */
230 #define ACE_ACL ('3') /* ace_t style acls */
233 * flag to [f]acl_get()
234 * controls whether a trivial acl should be returned.
236 #define ACL_NO_TRIVIAL 0x2
240 * Flags to control acl_totext()
243 #define ACL_APPEND_ID 0x1 /* append uid/gid to user/group entries */
244 #define ACL_COMPACT_FMT 0x2 /* build ACL in ls -V format */
245 #define ACL_NORESOLVE 0x4 /* don't do name service lookups */
246 #define ACL_SID_FMT 0x8 /* use usersid/groupsid when appropriate */
249 * Legacy aclcheck errors for aclent_t ACLs
251 #define EACL_GRP_ERROR GRP_ERROR
252 #define EACL_USER_ERROR USER_ERROR
253 #define EACL_OTHER_ERROR OTHER_ERROR
254 #define EACL_CLASS_ERROR CLASS_ERROR
255 #define EACL_DUPLICATE_ERROR DUPLICATE_ERROR
256 #define EACL_MISS_ERROR MISS_ERROR
257 #define EACL_MEM_ERROR MEM_ERROR
258 #define EACL_ENTRY_ERROR ENTRY_ERROR
260 #define EACL_INHERIT_ERROR 9 /* invalid inherit flags */
261 #define EACL_FLAGS_ERROR 10 /* unknown flag value */
262 #define EACL_PERM_MASK_ERROR 11 /* unknown permission */
263 #define EACL_COUNT_ERROR 12 /* invalid acl count */
265 #define EACL_INVALID_SLOT 13 /* invalid acl slot */
266 #define EACL_NO_ACL_ENTRY 14 /* Entry doesn't exist */
267 #define EACL_DIFF_TYPE 15 /* acls aren't same type */
269 #define EACL_INVALID_USER_GROUP 16 /* need user/group name */
270 #define EACL_INVALID_STR 17 /* invalid acl string */
271 #define EACL_FIELD_NOT_BLANK 18 /* can't have blank field */
272 #define EACL_INVALID_ACCESS_TYPE 19 /* invalid access type */
273 #define EACL_UNKNOWN_DATA 20 /* Unrecognized data in ACL */
274 #define EACL_MISSING_FIELDS 21 /* missing fields in acl */
276 #define EACL_INHERIT_NOTDIR 22 /* Need dir for inheritance */
278 extern int aclcheck(aclent_t *, int, int *);
279 extern int acltomode(aclent_t *, int, mode_t *);
280 extern int aclfrommode(aclent_t *, int, mode_t *);
281 extern int aclsort(int, int, aclent_t *);
282 extern char *acltotext(aclent_t *, int);
283 extern aclent_t *aclfromtext(char *, int *);
284 extern void acl_free(acl_t *);
285 extern int acl_get(const char *, int, acl_t **);
286 extern int facl_get(int, int, acl_t **);
287 extern int acl_set(const char *, acl_t *acl);
288 extern int facl_set(int, acl_t *acl);
289 extern int acl_strip(const char *, uid_t, gid_t, mode_t);
290 extern int acl_trivial(const char *);
291 extern char *acl_totext(acl_t *, int);
292 extern int acl_fromtext(const char *, acl_t **);
293 extern int acl_check(acl_t *, int);
295 #else /* !defined(_KERNEL) */
297 extern void ksort(caddr_t, int, int, int (*)(void *, void *));
298 extern int cmp2acls(void *, void *);
300 #endif /* !defined(_KERNEL) */
302 #if defined(__STDC__)
303 extern int acl(const char *path, int cmd, int cnt, void *buf);
304 extern int facl(int fd, int cmd, int cnt, void *buf);
305 #else /* !__STDC__ */
308 #endif /* defined(__STDC__) */
314 #endif /* _SYS_ACL_H */