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--- old/usr/src/uts/common/sys/acl.h
+++ new/usr/src/uts/common/sys/acl.h
1 1 /*
2 2 * CDDL HEADER START
3 3 *
4 4 * The contents of this file are subject to the terms of the
5 5 * Common Development and Distribution License (the "License").
6 6 * You may not use this file except in compliance with the License.
7 7 *
8 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 9 * or http://www.opensolaris.org/os/licensing.
10 10 * See the License for the specific language governing permissions
11 11 * and limitations under the License.
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12 12 *
13 13 * When distributing Covered Code, include this CDDL HEADER in each
14 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 15 * If applicable, add the following below this CDDL HEADER, with the
16 16 * fields enclosed by brackets "[]" replaced with your own identifying
17 17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 18 *
19 19 * CDDL HEADER END
20 20 */
21 21 /*
22 + * Copyright 2014 Garrett D'Amore <garrett@damore.org>
23 + *
22 24 * Copyright 2009 Sun Microsystems, Inc. All rights reserved.
23 25 * Use is subject to license terms.
24 26 */
25 27
26 28 #ifndef _SYS_ACL_H
27 29 #define _SYS_ACL_H
28 30
29 31 #include <sys/types.h>
30 32 #include <sys/acl_impl.h>
31 33
32 34 #ifdef __cplusplus
33 35 extern "C" {
34 36 #endif
35 37
36 38 #define MAX_ACL_ENTRIES (1024) /* max entries of each type */
37 39 typedef struct acl {
38 40 int a_type; /* the type of ACL entry */
39 41 uid_t a_id; /* the entry in -uid or gid */
40 42 o_mode_t a_perm; /* the permission field */
41 43 } aclent_t;
42 44
43 45 typedef struct ace {
44 46 uid_t a_who; /* uid or gid */
45 47 uint32_t a_access_mask; /* read,write,... */
46 48 uint16_t a_flags; /* see below */
47 49 uint16_t a_type; /* allow or deny */
48 50 } ace_t;
49 51
50 52 typedef struct acl_info acl_t;
51 53
52 54 /*
53 55 * The following are Defined types for an aclent_t.
54 56 */
55 57 #define USER_OBJ (0x01) /* object owner */
56 58 #define USER (0x02) /* additional users */
57 59 #define GROUP_OBJ (0x04) /* owning group of the object */
58 60 #define GROUP (0x08) /* additional groups */
59 61 #define CLASS_OBJ (0x10) /* file group class and mask entry */
60 62 #define OTHER_OBJ (0x20) /* other entry for the object */
61 63 #define ACL_DEFAULT (0x1000) /* default flag */
62 64 /* default object owner */
63 65 #define DEF_USER_OBJ (ACL_DEFAULT | USER_OBJ)
64 66 /* default additional users */
65 67 #define DEF_USER (ACL_DEFAULT | USER)
66 68 /* default owning group */
67 69 #define DEF_GROUP_OBJ (ACL_DEFAULT | GROUP_OBJ)
68 70 /* default additional groups */
69 71 #define DEF_GROUP (ACL_DEFAULT | GROUP)
70 72 /* default mask entry */
71 73 #define DEF_CLASS_OBJ (ACL_DEFAULT | CLASS_OBJ)
72 74 /* default other entry */
73 75 #define DEF_OTHER_OBJ (ACL_DEFAULT | OTHER_OBJ)
74 76
75 77 /*
76 78 * The following are defined for ace_t.
77 79 */
78 80 #define ACE_READ_DATA 0x00000001
79 81 #define ACE_LIST_DIRECTORY 0x00000001
80 82 #define ACE_WRITE_DATA 0x00000002
81 83 #define ACE_ADD_FILE 0x00000002
82 84 #define ACE_APPEND_DATA 0x00000004
83 85 #define ACE_ADD_SUBDIRECTORY 0x00000004
84 86 #define ACE_READ_NAMED_ATTRS 0x00000008
85 87 #define ACE_WRITE_NAMED_ATTRS 0x00000010
86 88 #define ACE_EXECUTE 0x00000020
87 89 #define ACE_DELETE_CHILD 0x00000040
88 90 #define ACE_READ_ATTRIBUTES 0x00000080
89 91 #define ACE_WRITE_ATTRIBUTES 0x00000100
90 92 #define ACE_DELETE 0x00010000
91 93 #define ACE_READ_ACL 0x00020000
92 94 #define ACE_WRITE_ACL 0x00040000
93 95 #define ACE_WRITE_OWNER 0x00080000
94 96 #define ACE_SYNCHRONIZE 0x00100000
95 97
96 98 #define ACE_FILE_INHERIT_ACE 0x0001
97 99 #define ACE_DIRECTORY_INHERIT_ACE 0x0002
98 100 #define ACE_NO_PROPAGATE_INHERIT_ACE 0x0004
99 101 #define ACE_INHERIT_ONLY_ACE 0x0008
100 102 #define ACE_SUCCESSFUL_ACCESS_ACE_FLAG 0x0010
101 103 #define ACE_FAILED_ACCESS_ACE_FLAG 0x0020
102 104 #define ACE_IDENTIFIER_GROUP 0x0040
103 105 #define ACE_INHERITED_ACE 0x0080
104 106 #define ACE_OWNER 0x1000
105 107 #define ACE_GROUP 0x2000
106 108 #define ACE_EVERYONE 0x4000
107 109
108 110 #define ACE_ACCESS_ALLOWED_ACE_TYPE 0x0000
109 111 #define ACE_ACCESS_DENIED_ACE_TYPE 0x0001
110 112 #define ACE_SYSTEM_AUDIT_ACE_TYPE 0x0002
111 113 #define ACE_SYSTEM_ALARM_ACE_TYPE 0x0003
112 114
113 115 #define ACL_AUTO_INHERIT 0x0001
114 116 #define ACL_PROTECTED 0x0002
115 117 #define ACL_DEFAULTED 0x0004
116 118 #define ACL_FLAGS_ALL (ACL_AUTO_INHERIT|ACL_PROTECTED| \
117 119 ACL_DEFAULTED)
118 120
119 121 #ifdef _KERNEL
120 122
121 123 /*
122 124 * These are only applicable in a CIFS context.
123 125 */
124 126 #define ACE_ACCESS_ALLOWED_COMPOUND_ACE_TYPE 0x04
125 127 #define ACE_ACCESS_ALLOWED_OBJECT_ACE_TYPE 0x05
126 128 #define ACE_ACCESS_DENIED_OBJECT_ACE_TYPE 0x06
127 129 #define ACE_SYSTEM_AUDIT_OBJECT_ACE_TYPE 0x07
128 130 #define ACE_SYSTEM_ALARM_OBJECT_ACE_TYPE 0x08
129 131 #define ACE_ACCESS_ALLOWED_CALLBACK_ACE_TYPE 0x09
130 132 #define ACE_ACCESS_DENIED_CALLBACK_ACE_TYPE 0x0A
131 133 #define ACE_ACCESS_ALLOWED_CALLBACK_OBJECT_ACE_TYPE 0x0B
132 134 #define ACE_ACCESS_DENIED_CALLBACK_OBJECT_ACE_TYPE 0x0C
133 135 #define ACE_SYSTEM_AUDIT_CALLBACK_ACE_TYPE 0x0D
134 136 #define ACE_SYSTEM_ALARM_CALLBACK_ACE_TYPE 0x0E
135 137 #define ACE_SYSTEM_AUDIT_CALLBACK_OBJECT_ACE_TYPE 0x0F
136 138 #define ACE_SYSTEM_ALARM_CALLBACK_OBJECT_ACE_TYPE 0x10
137 139
138 140 #define ACE_ALL_TYPES 0x001F
139 141
140 142 typedef struct ace_object {
141 143 uid_t a_who; /* uid or gid */
142 144 uint32_t a_access_mask; /* read,write,... */
143 145 uint16_t a_flags; /* see below */
144 146 uint16_t a_type; /* allow or deny */
145 147 uint8_t a_obj_type[16]; /* obj type */
146 148 uint8_t a_inherit_obj_type[16]; /* inherit obj */
147 149 } ace_object_t;
148 150
149 151 #endif
150 152
151 153 #define ACE_ALL_PERMS (ACE_READ_DATA|ACE_LIST_DIRECTORY|ACE_WRITE_DATA| \
152 154 ACE_ADD_FILE|ACE_APPEND_DATA|ACE_ADD_SUBDIRECTORY|ACE_READ_NAMED_ATTRS| \
153 155 ACE_WRITE_NAMED_ATTRS|ACE_EXECUTE|ACE_DELETE_CHILD|ACE_READ_ATTRIBUTES| \
154 156 ACE_WRITE_ATTRIBUTES|ACE_DELETE|ACE_READ_ACL|ACE_WRITE_ACL| \
155 157 ACE_WRITE_OWNER|ACE_SYNCHRONIZE)
156 158
157 159 #define ACE_ALL_WRITE_PERMS (ACE_WRITE_DATA|ACE_APPEND_DATA| \
158 160 ACE_WRITE_ATTRIBUTES|ACE_WRITE_NAMED_ATTRS|ACE_WRITE_ACL| \
159 161 ACE_WRITE_OWNER|ACE_DELETE|ACE_DELETE_CHILD)
160 162
161 163 #define ACE_READ_PERMS (ACE_READ_DATA|ACE_READ_ACL|ACE_READ_ATTRIBUTES| \
162 164 ACE_READ_NAMED_ATTRS)
163 165
164 166 #define ACE_WRITE_PERMS (ACE_WRITE_DATA|ACE_APPEND_DATA|ACE_WRITE_ATTRIBUTES| \
165 167 ACE_WRITE_NAMED_ATTRS)
166 168
167 169 #define ACE_MODIFY_PERMS (ACE_READ_DATA|ACE_LIST_DIRECTORY|ACE_WRITE_DATA| \
168 170 ACE_ADD_FILE|ACE_APPEND_DATA|ACE_ADD_SUBDIRECTORY|ACE_READ_NAMED_ATTRS| \
169 171 ACE_WRITE_NAMED_ATTRS|ACE_EXECUTE|ACE_DELETE_CHILD|ACE_READ_ATTRIBUTES| \
170 172 ACE_WRITE_ATTRIBUTES|ACE_DELETE|ACE_READ_ACL|ACE_SYNCHRONIZE)
171 173 /*
172 174 * The following flags are supported by both NFSv4 ACLs and ace_t.
173 175 */
174 176 #define ACE_NFSV4_SUP_FLAGS (ACE_FILE_INHERIT_ACE | \
175 177 ACE_DIRECTORY_INHERIT_ACE | \
176 178 ACE_NO_PROPAGATE_INHERIT_ACE | \
177 179 ACE_INHERIT_ONLY_ACE | \
178 180 ACE_IDENTIFIER_GROUP)
179 181
180 182 #define ACE_TYPE_FLAGS (ACE_OWNER|ACE_GROUP|ACE_EVERYONE| \
181 183 ACE_IDENTIFIER_GROUP)
182 184 #define ACE_INHERIT_FLAGS (ACE_FILE_INHERIT_ACE| \
183 185 ACE_DIRECTORY_INHERIT_ACE|ACE_NO_PROPAGATE_INHERIT_ACE|ACE_INHERIT_ONLY_ACE)
184 186
185 187 /* cmd args to acl(2) for aclent_t */
186 188 #define GETACL 1
187 189 #define SETACL 2
188 190 #define GETACLCNT 3
189 191
190 192 /* cmd's to manipulate ace acls. */
191 193 #define ACE_GETACL 4
192 194 #define ACE_SETACL 5
193 195 #define ACE_GETACLCNT 6
194 196
195 197 /* minimal acl entries from GETACLCNT */
196 198 #define MIN_ACL_ENTRIES 4
197 199
198 200 #if !defined(_KERNEL)
199 201
200 202 /* acl check errors */
201 203 #define GRP_ERROR 1
202 204 #define USER_ERROR 2
203 205 #define OTHER_ERROR 3
204 206 #define CLASS_ERROR 4
205 207 #define DUPLICATE_ERROR 5
206 208 #define MISS_ERROR 6
207 209 #define MEM_ERROR 7
208 210 #define ENTRY_ERROR 8
209 211
210 212
211 213 /*
212 214 * similar to ufs_acl.h: changed to char type for user commands (tar, cpio)
213 215 * Attribute types
214 216 */
215 217 #define UFSD_FREE ('0') /* Free entry */
216 218 #define UFSD_ACL ('1') /* Access Control Lists */
217 219 #define UFSD_DFACL ('2') /* reserved for future use */
218 220 #define ACE_ACL ('3') /* ace_t style acls */
219 221
220 222 /*
221 223 * flag to [f]acl_get()
222 224 * controls whether a trivial acl should be returned.
223 225 */
224 226 #define ACL_NO_TRIVIAL 0x2
225 227
226 228
227 229 /*
228 230 * Flags to control acl_totext()
229 231 */
230 232
231 233 #define ACL_APPEND_ID 0x1 /* append uid/gid to user/group entries */
232 234 #define ACL_COMPACT_FMT 0x2 /* build ACL in ls -V format */
233 235 #define ACL_NORESOLVE 0x4 /* don't do name service lookups */
234 236 #define ACL_SID_FMT 0x8 /* use usersid/groupsid when appropriate */
235 237
236 238 /*
237 239 * Legacy aclcheck errors for aclent_t ACLs
238 240 */
239 241 #define EACL_GRP_ERROR GRP_ERROR
240 242 #define EACL_USER_ERROR USER_ERROR
241 243 #define EACL_OTHER_ERROR OTHER_ERROR
242 244 #define EACL_CLASS_ERROR CLASS_ERROR
243 245 #define EACL_DUPLICATE_ERROR DUPLICATE_ERROR
244 246 #define EACL_MISS_ERROR MISS_ERROR
245 247 #define EACL_MEM_ERROR MEM_ERROR
246 248 #define EACL_ENTRY_ERROR ENTRY_ERROR
247 249
248 250 #define EACL_INHERIT_ERROR 9 /* invalid inherit flags */
249 251 #define EACL_FLAGS_ERROR 10 /* unknown flag value */
250 252 #define EACL_PERM_MASK_ERROR 11 /* unknown permission */
251 253 #define EACL_COUNT_ERROR 12 /* invalid acl count */
252 254
253 255 #define EACL_INVALID_SLOT 13 /* invalid acl slot */
254 256 #define EACL_NO_ACL_ENTRY 14 /* Entry doesn't exist */
255 257 #define EACL_DIFF_TYPE 15 /* acls aren't same type */
256 258
257 259 #define EACL_INVALID_USER_GROUP 16 /* need user/group name */
258 260 #define EACL_INVALID_STR 17 /* invalid acl string */
259 261 #define EACL_FIELD_NOT_BLANK 18 /* can't have blank field */
260 262 #define EACL_INVALID_ACCESS_TYPE 19 /* invalid access type */
261 263 #define EACL_UNKNOWN_DATA 20 /* Unrecognized data in ACL */
262 264 #define EACL_MISSING_FIELDS 21 /* missing fields in acl */
263 265
264 266 #define EACL_INHERIT_NOTDIR 22 /* Need dir for inheritance */
265 267
266 268 extern int aclcheck(aclent_t *, int, int *);
267 269 extern int acltomode(aclent_t *, int, mode_t *);
268 270 extern int aclfrommode(aclent_t *, int, mode_t *);
269 271 extern int aclsort(int, int, aclent_t *);
270 272 extern char *acltotext(aclent_t *, int);
271 273 extern aclent_t *aclfromtext(char *, int *);
272 274 extern void acl_free(acl_t *);
273 275 extern int acl_get(const char *, int, acl_t **);
274 276 extern int facl_get(int, int, acl_t **);
275 277 extern int acl_set(const char *, acl_t *acl);
276 278 extern int facl_set(int, acl_t *acl);
277 279 extern int acl_strip(const char *, uid_t, gid_t, mode_t);
278 280 extern int acl_trivial(const char *);
279 281 extern char *acl_totext(acl_t *, int);
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280 282 extern int acl_fromtext(const char *, acl_t **);
281 283 extern int acl_check(acl_t *, int);
282 284
283 285 #else /* !defined(_KERNEL) */
284 286
285 287 extern void ksort(caddr_t, int, int, int (*)(void *, void *));
286 288 extern int cmp2acls(void *, void *);
287 289
288 290 #endif /* !defined(_KERNEL) */
289 291
290 -#if defined(__STDC__)
291 292 extern int acl(const char *path, int cmd, int cnt, void *buf);
292 293 extern int facl(int fd, int cmd, int cnt, void *buf);
293 -#else /* !__STDC__ */
294 -extern int acl();
295 -extern int facl();
296 -#endif /* defined(__STDC__) */
297 294
298 295 #ifdef __cplusplus
299 296 }
300 297 #endif
301 298
302 299 #endif /* _SYS_ACL_H */
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