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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.
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]
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18 18 *
19 19 * CDDL HEADER END
20 20 */
21 21 /*
22 22 * Copyright 2014 Garrett D'Amore <garrett@damore.org>
23 23 *
24 24 * Copyright 2009 Sun Microsystems, Inc. All rights reserved.
25 25 * Use is subject to license terms.
26 26 *
27 27 * Copyright 2014 Nexenta Systems, Inc. All rights reserved.
28 + * Copyright 2017 RackTop Systems.
28 29 */
29 30
30 31 #ifndef _SYS_ACL_H
31 32 #define _SYS_ACL_H
32 33
33 34 #include <sys/types.h>
34 35 #include <sys/acl_impl.h>
35 36
36 37 #ifdef __cplusplus
37 38 extern "C" {
38 39 #endif
39 40
40 41 #define MAX_ACL_ENTRIES (1024) /* max entries of each type */
41 42 typedef struct acl {
42 43 int a_type; /* the type of ACL entry */
43 44 uid_t a_id; /* the entry in -uid or gid */
44 45 o_mode_t a_perm; /* the permission field */
45 46 } aclent_t;
46 47
47 48 typedef struct ace {
48 49 uid_t a_who; /* uid or gid */
49 50 uint32_t a_access_mask; /* read,write,... */
50 51 uint16_t a_flags; /* see below */
51 52 uint16_t a_type; /* allow or deny */
52 53 } ace_t;
53 54
54 55 typedef struct acl_info acl_t;
55 56
56 57 /*
57 58 * The following are Defined types for an aclent_t.
58 59 */
59 60 #define USER_OBJ (0x01) /* object owner */
60 61 #define USER (0x02) /* additional users */
61 62 #define GROUP_OBJ (0x04) /* owning group of the object */
62 63 #define GROUP (0x08) /* additional groups */
63 64 #define CLASS_OBJ (0x10) /* file group class and mask entry */
64 65 #define OTHER_OBJ (0x20) /* other entry for the object */
65 66 #define ACL_DEFAULT (0x1000) /* default flag */
66 67 /* default object owner */
67 68 #define DEF_USER_OBJ (ACL_DEFAULT | USER_OBJ)
68 69 /* default additional users */
69 70 #define DEF_USER (ACL_DEFAULT | USER)
70 71 /* default owning group */
71 72 #define DEF_GROUP_OBJ (ACL_DEFAULT | GROUP_OBJ)
72 73 /* default additional groups */
73 74 #define DEF_GROUP (ACL_DEFAULT | GROUP)
74 75 /* default mask entry */
75 76 #define DEF_CLASS_OBJ (ACL_DEFAULT | CLASS_OBJ)
76 77 /* default other entry */
77 78 #define DEF_OTHER_OBJ (ACL_DEFAULT | OTHER_OBJ)
78 79
79 80 /*
80 81 * The following are defined for ace_t.
81 82 *
82 83 * Note, these are intentionally the same as the Windows
83 84 * "File Access Rights Constants" you can find on MSDN.
84 85 * (See also: "Standard Access Rights" on MSDN).
85 86 *
86 87 * The equivalent Windows names for these are just like
87 88 * those show below, with FILE_ in place of ACE_, except
88 89 * as noted below. Also note that Windows uses a special
89 90 * privilege: BYPASS_TRAVERSE_CHECKING, normally granted
90 91 * to everyone, that causes the absence of ACE_TRAVERSE
91 92 * to be ignored.
92 93 */
93 94 #define ACE_READ_DATA 0x00000001 /* file: read data */
94 95 #define ACE_LIST_DIRECTORY 0x00000001 /* dir: list files */
95 96 #define ACE_WRITE_DATA 0x00000002 /* file: write data */
96 97 #define ACE_ADD_FILE 0x00000002 /* dir: create file */
97 98 #define ACE_APPEND_DATA 0x00000004 /* file: append data */
98 99 #define ACE_ADD_SUBDIRECTORY 0x00000004 /* dir: create subdir */
99 100 #define ACE_READ_NAMED_ATTRS 0x00000008 /* FILE_READ_EA */
100 101 #define ACE_WRITE_NAMED_ATTRS 0x00000010 /* FILE_WRITE_EA */
101 102 #define ACE_EXECUTE 0x00000020 /* file: execute */
102 103 #define ACE_TRAVERSE 0x00000020 /* dir: lookup name */
103 104 #define ACE_DELETE_CHILD 0x00000040 /* dir: unlink child */
104 105 #define ACE_READ_ATTRIBUTES 0x00000080 /* (all) stat, etc. */
105 106 #define ACE_WRITE_ATTRIBUTES 0x00000100 /* (all) utimes, etc. */
106 107 #define ACE_DELETE 0x00010000 /* (all) unlink self */
107 108 #define ACE_READ_ACL 0x00020000 /* (all) getsecattr */
108 109 #define ACE_WRITE_ACL 0x00040000 /* (all) setsecattr */
109 110 #define ACE_WRITE_OWNER 0x00080000 /* (all) chown */
110 111 #define ACE_SYNCHRONIZE 0x00100000 /* (all) see MSDN */
111 112
112 113 /*
113 114 * Some of the following are the same as Windows uses. (but NOT ALL!)
114 115 * See the "ACE_HEADER" structure description on MSDN for details.
115 116 * Comments show relations to the MSDN names.
116 117 */
117 118 #define ACE_FILE_INHERIT_ACE 0x0001 /* = OBJECT_INHERIT_ACE */
118 119 #define ACE_DIRECTORY_INHERIT_ACE 0x0002 /* = CONTAINER_INHERIT_ACE */
119 120 #define ACE_NO_PROPAGATE_INHERIT_ACE 0x0004 /* = NO_PROPAGATE_INHERIT_ACE */
120 121 #define ACE_INHERIT_ONLY_ACE 0x0008 /* = INHERIT_ONLY_ACE */
121 122 #define ACE_SUCCESSFUL_ACCESS_ACE_FLAG 0x0010
122 123 #define ACE_FAILED_ACCESS_ACE_FLAG 0x0020
123 124 #define ACE_IDENTIFIER_GROUP 0x0040
124 125 #define ACE_INHERITED_ACE 0x0080 /* INHERITED_ACE, 0x10 on NT */
125 126 #define ACE_OWNER 0x1000
126 127 #define ACE_GROUP 0x2000
127 128 #define ACE_EVERYONE 0x4000
128 129
129 130 /* These four are the same as Windows, but with an ACE_ prefix added. */
130 131 #define ACE_ACCESS_ALLOWED_ACE_TYPE 0x0000
131 132 #define ACE_ACCESS_DENIED_ACE_TYPE 0x0001
132 133 #define ACE_SYSTEM_AUDIT_ACE_TYPE 0x0002
133 134 #define ACE_SYSTEM_ALARM_ACE_TYPE 0x0003
134 135
135 136 #define ACL_AUTO_INHERIT 0x0001
136 137 #define ACL_PROTECTED 0x0002
137 138 #define ACL_DEFAULTED 0x0004
138 139 #define ACL_FLAGS_ALL (ACL_AUTO_INHERIT|ACL_PROTECTED| \
139 140 ACL_DEFAULTED)
140 141
141 142 /*
142 143 * These are only applicable in a CIFS context.
143 144 * Here again, same as Windows, but with an ACE_ prefix added.
144 145 */
145 146 #define ACE_ACCESS_ALLOWED_COMPOUND_ACE_TYPE 0x04
146 147 #define ACE_ACCESS_ALLOWED_OBJECT_ACE_TYPE 0x05
147 148 #define ACE_ACCESS_DENIED_OBJECT_ACE_TYPE 0x06
148 149 #define ACE_SYSTEM_AUDIT_OBJECT_ACE_TYPE 0x07
149 150 #define ACE_SYSTEM_ALARM_OBJECT_ACE_TYPE 0x08
150 151 #define ACE_ACCESS_ALLOWED_CALLBACK_ACE_TYPE 0x09
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151 152 #define ACE_ACCESS_DENIED_CALLBACK_ACE_TYPE 0x0A
152 153 #define ACE_ACCESS_ALLOWED_CALLBACK_OBJECT_ACE_TYPE 0x0B
153 154 #define ACE_ACCESS_DENIED_CALLBACK_OBJECT_ACE_TYPE 0x0C
154 155 #define ACE_SYSTEM_AUDIT_CALLBACK_ACE_TYPE 0x0D
155 156 #define ACE_SYSTEM_ALARM_CALLBACK_ACE_TYPE 0x0E
156 157 #define ACE_SYSTEM_AUDIT_CALLBACK_OBJECT_ACE_TYPE 0x0F
157 158 #define ACE_SYSTEM_ALARM_CALLBACK_OBJECT_ACE_TYPE 0x10
158 159
159 160 #define ACE_ALL_TYPES 0x001F
160 161
161 -#ifdef _KERNEL
162 +#if defined(_KERNEL) || defined(_FAKE_KERNEL)
162 163
163 164 typedef struct ace_object {
164 165 uid_t a_who; /* uid or gid */
165 166 uint32_t a_access_mask; /* read,write,... */
166 167 uint16_t a_flags; /* see below */
167 168 uint16_t a_type; /* allow or deny */
168 169 uint8_t a_obj_type[16]; /* obj type */
169 170 uint8_t a_inherit_obj_type[16]; /* inherit obj */
170 171 } ace_object_t;
171 172
172 173 #endif
173 174
174 175 #define ACE_ALL_PERMS (ACE_READ_DATA|ACE_LIST_DIRECTORY|ACE_WRITE_DATA| \
175 176 ACE_ADD_FILE|ACE_APPEND_DATA|ACE_ADD_SUBDIRECTORY|ACE_READ_NAMED_ATTRS| \
176 177 ACE_WRITE_NAMED_ATTRS|ACE_EXECUTE|ACE_DELETE_CHILD|ACE_READ_ATTRIBUTES| \
177 178 ACE_WRITE_ATTRIBUTES|ACE_DELETE|ACE_READ_ACL|ACE_WRITE_ACL| \
178 179 ACE_WRITE_OWNER|ACE_SYNCHRONIZE)
179 180
180 181 #define ACE_ALL_WRITE_PERMS (ACE_WRITE_DATA|ACE_APPEND_DATA| \
181 182 ACE_WRITE_ATTRIBUTES|ACE_WRITE_NAMED_ATTRS|ACE_WRITE_ACL| \
182 183 ACE_WRITE_OWNER|ACE_DELETE|ACE_DELETE_CHILD)
183 184
184 185 #define ACE_READ_PERMS (ACE_READ_DATA|ACE_READ_ACL|ACE_READ_ATTRIBUTES| \
185 186 ACE_READ_NAMED_ATTRS)
186 187
187 188 #define ACE_WRITE_PERMS (ACE_WRITE_DATA|ACE_APPEND_DATA|ACE_WRITE_ATTRIBUTES| \
188 189 ACE_WRITE_NAMED_ATTRS)
189 190
190 191 #define ACE_MODIFY_PERMS (ACE_READ_DATA|ACE_LIST_DIRECTORY|ACE_WRITE_DATA| \
191 192 ACE_ADD_FILE|ACE_APPEND_DATA|ACE_ADD_SUBDIRECTORY|ACE_READ_NAMED_ATTRS| \
192 193 ACE_WRITE_NAMED_ATTRS|ACE_EXECUTE|ACE_DELETE_CHILD|ACE_READ_ATTRIBUTES| \
193 194 ACE_WRITE_ATTRIBUTES|ACE_DELETE|ACE_READ_ACL|ACE_SYNCHRONIZE)
194 195 /*
195 196 * The following flags are supported by both NFSv4 ACLs and ace_t.
196 197 */
197 198 #define ACE_NFSV4_SUP_FLAGS (ACE_FILE_INHERIT_ACE | \
198 199 ACE_DIRECTORY_INHERIT_ACE | \
199 200 ACE_NO_PROPAGATE_INHERIT_ACE | \
200 201 ACE_INHERIT_ONLY_ACE | \
201 202 ACE_IDENTIFIER_GROUP)
202 203
203 204 #define ACE_TYPE_FLAGS (ACE_OWNER|ACE_GROUP|ACE_EVERYONE| \
204 205 ACE_IDENTIFIER_GROUP)
205 206 #define ACE_INHERIT_FLAGS (ACE_FILE_INHERIT_ACE| \
206 207 ACE_DIRECTORY_INHERIT_ACE|ACE_NO_PROPAGATE_INHERIT_ACE|ACE_INHERIT_ONLY_ACE)
207 208
208 209 /* cmd args to acl(2) for aclent_t */
209 210 #define GETACL 1
210 211 #define SETACL 2
211 212 #define GETACLCNT 3
212 213
213 214 /* cmd's to manipulate ace acls. */
214 215 #define ACE_GETACL 4
215 216 #define ACE_SETACL 5
216 217 #define ACE_GETACLCNT 6
217 218
218 219 /* minimal acl entries from GETACLCNT */
219 220 #define MIN_ACL_ENTRIES 4
220 221
221 222 #if !defined(_KERNEL)
222 223
223 224 /* acl check errors */
224 225 #define GRP_ERROR 1
225 226 #define USER_ERROR 2
226 227 #define OTHER_ERROR 3
227 228 #define CLASS_ERROR 4
228 229 #define DUPLICATE_ERROR 5
229 230 #define MISS_ERROR 6
230 231 #define MEM_ERROR 7
231 232 #define ENTRY_ERROR 8
232 233
233 234
234 235 /*
235 236 * similar to ufs_acl.h: changed to char type for user commands (tar, cpio)
236 237 * Attribute types
237 238 */
238 239 #define UFSD_FREE ('0') /* Free entry */
239 240 #define UFSD_ACL ('1') /* Access Control Lists */
240 241 #define UFSD_DFACL ('2') /* reserved for future use */
241 242 #define ACE_ACL ('3') /* ace_t style acls */
242 243
243 244 /*
244 245 * flag to [f]acl_get()
245 246 * controls whether a trivial acl should be returned.
246 247 */
247 248 #define ACL_NO_TRIVIAL 0x2
248 249
249 250
250 251 /*
251 252 * Flags to control acl_totext()
252 253 */
253 254
254 255 #define ACL_APPEND_ID 0x1 /* append uid/gid to user/group entries */
255 256 #define ACL_COMPACT_FMT 0x2 /* build ACL in ls -V format */
256 257 #define ACL_NORESOLVE 0x4 /* don't do name service lookups */
257 258 #define ACL_SID_FMT 0x8 /* use usersid/groupsid when appropriate */
258 259
259 260 /*
260 261 * Legacy aclcheck errors for aclent_t ACLs
261 262 */
262 263 #define EACL_GRP_ERROR GRP_ERROR
263 264 #define EACL_USER_ERROR USER_ERROR
264 265 #define EACL_OTHER_ERROR OTHER_ERROR
265 266 #define EACL_CLASS_ERROR CLASS_ERROR
266 267 #define EACL_DUPLICATE_ERROR DUPLICATE_ERROR
267 268 #define EACL_MISS_ERROR MISS_ERROR
268 269 #define EACL_MEM_ERROR MEM_ERROR
269 270 #define EACL_ENTRY_ERROR ENTRY_ERROR
270 271
271 272 #define EACL_INHERIT_ERROR 9 /* invalid inherit flags */
272 273 #define EACL_FLAGS_ERROR 10 /* unknown flag value */
273 274 #define EACL_PERM_MASK_ERROR 11 /* unknown permission */
274 275 #define EACL_COUNT_ERROR 12 /* invalid acl count */
275 276
276 277 #define EACL_INVALID_SLOT 13 /* invalid acl slot */
277 278 #define EACL_NO_ACL_ENTRY 14 /* Entry doesn't exist */
278 279 #define EACL_DIFF_TYPE 15 /* acls aren't same type */
279 280
280 281 #define EACL_INVALID_USER_GROUP 16 /* need user/group name */
281 282 #define EACL_INVALID_STR 17 /* invalid acl string */
282 283 #define EACL_FIELD_NOT_BLANK 18 /* can't have blank field */
283 284 #define EACL_INVALID_ACCESS_TYPE 19 /* invalid access type */
284 285 #define EACL_UNKNOWN_DATA 20 /* Unrecognized data in ACL */
285 286 #define EACL_MISSING_FIELDS 21 /* missing fields in acl */
286 287
287 288 #define EACL_INHERIT_NOTDIR 22 /* Need dir for inheritance */
288 289
289 290 extern int aclcheck(aclent_t *, int, int *);
290 291 extern int acltomode(aclent_t *, int, mode_t *);
291 292 extern int aclfrommode(aclent_t *, int, mode_t *);
292 293 extern int aclsort(int, int, aclent_t *);
293 294 extern char *acltotext(aclent_t *, int);
294 295 extern aclent_t *aclfromtext(char *, int *);
295 296 extern void acl_free(acl_t *);
296 297 extern int acl_get(const char *, int, acl_t **);
297 298 extern int facl_get(int, int, acl_t **);
298 299 extern int acl_set(const char *, acl_t *acl);
299 300 extern int facl_set(int, acl_t *acl);
300 301 extern int acl_strip(const char *, uid_t, gid_t, mode_t);
301 302 extern int acl_trivial(const char *);
302 303 extern char *acl_totext(acl_t *, int);
303 304 extern int acl_fromtext(const char *, acl_t **);
304 305 extern int acl_check(acl_t *, int);
305 306
306 307 #else /* !defined(_KERNEL) */
307 308
308 309 extern void ksort(caddr_t, int, int, int (*)(void *, void *));
309 310 extern int cmp2acls(void *, void *);
310 311
311 312 #endif /* !defined(_KERNEL) */
312 313
313 314 extern int acl(const char *path, int cmd, int cnt, void *buf);
314 315 extern int facl(int fd, int cmd, int cnt, void *buf);
315 316
316 317 #ifdef __cplusplus
317 318 }
318 319 #endif
319 320
320 321 #endif /* _SYS_ACL_H */
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