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1 | | - |
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3 | | - |
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5 | | - |
6 | | - |
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8 | | - |
9 | | - |
10 | | - |
11 | | - |
12 | | - |
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14 | | - |
15 | | - |
16 | | - |
17 | | - |
18 | | - |
19 | | - |
20 | | - |
21 | | - |
22 | #if (__GNUC__ == 4 && 6 <= __GNUC_MINOR__) || 4 < __GNUC__ | - |
23 | # pragma GCC diagnostic ignored "-Wsuggest-attribute=const" | - |
24 | #endif | - |
25 | | - |
26 | #include <config.h> | - |
27 | | - |
28 | #include "acl.h" | - |
29 | | - |
30 | #include "acl-internal.h" | - |
31 | | - |
32 | #if GETXATTR_WITH_POSIX_ACLS | - |
33 | # include <sys/xattr.h> | - |
34 | # include <linux/xattr.h> | - |
35 | #endif | - |
36 | | - |
37 | | - |
38 | | - |
39 | | - |
40 | | - |
41 | | - |
42 | | - |
43 | | - |
44 | int | - |
45 | file_has_acl (char const *name, struct stat const *sb) | - |
46 | { | - |
47 | #if USE_ACL | - |
48 | if (! S_ISLNK (sb->st_mode)) | - |
49 | { | - |
50 | | - |
51 | # if GETXATTR_WITH_POSIX_ACLS | - |
52 | | - |
53 | ssize_t ret; | - |
54 | | - |
55 | ret = getxattr (name, XATTR_NAME_POSIX_ACL_ACCESS, NULL, 0); | - |
56 | if (ret < 0 && errno == ENODATA) | - |
57 | ret = 0; | - |
58 | else if (ret > 0) | - |
59 | return 1; | - |
60 | | - |
61 | if (ret == 0 && S_ISDIR (sb->st_mode)) | - |
62 | { | - |
63 | ret = getxattr (name, XATTR_NAME_POSIX_ACL_DEFAULT, NULL, 0); | - |
64 | if (ret < 0 && errno == ENODATA) | - |
65 | ret = 0; | - |
66 | else if (ret > 0) | - |
67 | return 1; | - |
68 | } | - |
69 | | - |
70 | if (ret < 0) | - |
71 | return - acl_errno_valid (errno); | - |
72 | return ret; | - |
73 | | - |
74 | # elif HAVE_ACL_GET_FILE | - |
75 | | - |
76 | | - |
77 | | - |
78 | int ret; | - |
79 | | - |
80 | if (HAVE_ACL_EXTENDED_FILE) | - |
81 | { | - |
82 | | - |
83 | | - |
84 | | - |
85 | ret = acl_extended_file (name); | - |
86 | } | - |
87 | else | - |
88 | { | - |
89 | # if HAVE_ACL_TYPE_EXTENDED /* Mac OS X */ | - |
90 | | - |
91 | | - |
92 | | - |
93 | | - |
94 | | - |
95 | acl_t acl = acl_get_file (name, ACL_TYPE_EXTENDED); | - |
96 | if (acl) | - |
97 | { | - |
98 | ret = acl_extended_nontrivial (acl); | - |
99 | acl_free (acl); | - |
100 | } | - |
101 | else | - |
102 | ret = -1; | - |
103 | # else /* FreeBSD, IRIX, Tru64 */ | - |
104 | acl_t acl = acl_get_file (name, ACL_TYPE_ACCESS); | - |
105 | if (acl) | - |
106 | { | - |
107 | int saved_errno; | - |
108 | | - |
109 | ret = acl_access_nontrivial (acl); | - |
110 | saved_errno = errno; | - |
111 | acl_free (acl); | - |
112 | errno = saved_errno; | - |
113 | # if HAVE_ACL_FREE_TEXT /* Tru64 */ | - |
114 | | - |
115 | | - |
116 | | - |
117 | # else /* FreeBSD, IRIX */ | - |
118 | | - |
119 | | - |
120 | | - |
121 | | - |
122 | | - |
123 | if (ret == 0 && S_ISDIR (sb->st_mode)) | - |
124 | { | - |
125 | acl = acl_get_file (name, ACL_TYPE_DEFAULT); | - |
126 | if (acl) | - |
127 | { | - |
128 | ret = (0 < acl_entries (acl)); | - |
129 | acl_free (acl); | - |
130 | } | - |
131 | else | - |
132 | ret = -1; | - |
133 | } | - |
134 | # endif | - |
135 | } | - |
136 | else | - |
137 | ret = -1; | - |
138 | # endif | - |
139 | } | - |
140 | if (ret < 0) | - |
141 | return - acl_errno_valid (errno); | - |
142 | return ret; | - |
143 | | - |
144 | # elif HAVE_FACL && defined GETACL /* Solaris, Cygwin, not HP-UX */ | - |
145 | | - |
146 | # if defined ACL_NO_TRIVIAL | - |
147 | | - |
148 | | - |
149 | | - |
150 | | - |
151 | return acl_trivial (name); | - |
152 | | - |
153 | # else /* Solaris, Cygwin, general case */ | - |
154 | | - |
155 | | - |
156 | | - |
157 | | - |
158 | { | - |
159 | | - |
160 | | - |
161 | enum | - |
162 | { | - |
163 | alloc_init = 4000 / sizeof (aclent_t), | - |
164 | alloc_max = MIN (INT_MAX, SIZE_MAX / sizeof (aclent_t)) | - |
165 | }; | - |
166 | aclent_t buf[alloc_init]; | - |
167 | size_t alloc = alloc_init; | - |
168 | aclent_t *entries = buf; | - |
169 | aclent_t *malloced = NULL; | - |
170 | int count; | - |
171 | | - |
172 | for (;;) | - |
173 | { | - |
174 | count = acl (name, GETACL, alloc, entries); | - |
175 | if (count < 0 && errno == ENOSPC) | - |
176 | { | - |
177 | | - |
178 | free (malloced); | - |
179 | if (alloc > alloc_max / 2) | - |
180 | { | - |
181 | errno = ENOMEM; | - |
182 | return -1; | - |
183 | } | - |
184 | alloc = 2 * alloc; | - |
185 | entries = malloced = | - |
186 | (aclent_t *) malloc (alloc * sizeof (aclent_t)); | - |
187 | if (entries == NULL) | - |
188 | { | - |
189 | errno = ENOMEM; | - |
190 | return -1; | - |
191 | } | - |
192 | continue; | - |
193 | } | - |
194 | break; | - |
195 | } | - |
196 | if (count < 0) | - |
197 | { | - |
198 | if (errno == ENOSYS || errno == ENOTSUP) | - |
199 | ; | - |
200 | else | - |
201 | { | - |
202 | int saved_errno = errno; | - |
203 | free (malloced); | - |
204 | errno = saved_errno; | - |
205 | return -1; | - |
206 | } | - |
207 | } | - |
208 | else if (count == 0) | - |
209 | ; | - |
210 | else | - |
211 | { | - |
212 | | - |
213 | | - |
214 | | - |
215 | | - |
216 | if (count > 4) | - |
217 | { | - |
218 | free (malloced); | - |
219 | return 1; | - |
220 | } | - |
221 | | - |
222 | if (acl_nontrivial (count, entries)) | - |
223 | { | - |
224 | free (malloced); | - |
225 | return 1; | - |
226 | } | - |
227 | } | - |
228 | free (malloced); | - |
229 | } | - |
230 | | - |
231 | # ifdef ACE_GETACL | - |
232 | | - |
233 | | - |
234 | { | - |
235 | | - |
236 | | - |
237 | enum | - |
238 | { | - |
239 | alloc_init = 4000 / sizeof (ace_t), | - |
240 | alloc_max = MIN (INT_MAX, SIZE_MAX / sizeof (ace_t)) | - |
241 | }; | - |
242 | ace_t buf[alloc_init]; | - |
243 | size_t alloc = alloc_init; | - |
244 | ace_t *entries = buf; | - |
245 | ace_t *malloced = NULL; | - |
246 | int count; | - |
247 | | - |
248 | for (;;) | - |
249 | { | - |
250 | count = acl (name, ACE_GETACL, alloc, entries); | - |
251 | if (count < 0 && errno == ENOSPC) | - |
252 | { | - |
253 | | - |
254 | free (malloced); | - |
255 | if (alloc > alloc_max / 2) | - |
256 | { | - |
257 | errno = ENOMEM; | - |
258 | return -1; | - |
259 | } | - |
260 | alloc = 2 * alloc; | - |
261 | entries = malloced = (ace_t *) malloc (alloc * sizeof (ace_t)); | - |
262 | if (entries == NULL) | - |
263 | { | - |
264 | errno = ENOMEM; | - |
265 | return -1; | - |
266 | } | - |
267 | continue; | - |
268 | } | - |
269 | break; | - |
270 | } | - |
271 | if (count < 0) | - |
272 | { | - |
273 | if (errno == ENOSYS || errno == EINVAL) | - |
274 | ; | - |
275 | else | - |
276 | { | - |
277 | int saved_errno = errno; | - |
278 | free (malloced); | - |
279 | errno = saved_errno; | - |
280 | return -1; | - |
281 | } | - |
282 | } | - |
283 | else if (count == 0) | - |
284 | ; | - |
285 | else | - |
286 | { | - |
287 | | - |
288 | | - |
289 | | - |
290 | | - |
291 | | - |
292 | | - |
293 | | - |
294 | | - |
295 | if (count > 6) | - |
296 | { | - |
297 | free (malloced); | - |
298 | return 1; | - |
299 | } | - |
300 | | - |
301 | if (acl_ace_nontrivial (count, entries)) | - |
302 | { | - |
303 | free (malloced); | - |
304 | return 1; | - |
305 | } | - |
306 | } | - |
307 | free (malloced); | - |
308 | } | - |
309 | # endif | - |
310 | | - |
311 | return 0; | - |
312 | # endif | - |
313 | | - |
314 | # elif HAVE_GETACL /* HP-UX */ | - |
315 | | - |
316 | { | - |
317 | struct acl_entry entries[NACLENTRIES]; | - |
318 | int count; | - |
319 | | - |
320 | count = getacl (name, NACLENTRIES, entries); | - |
321 | | - |
322 | if (count < 0) | - |
323 | { | - |
324 | | - |
325 | | - |
326 | | - |
327 | if (errno == ENOSYS || errno == EOPNOTSUPP || errno == ENOTSUP) | - |
328 | ; | - |
329 | else | - |
330 | return -1; | - |
331 | } | - |
332 | else if (count == 0) | - |
333 | return 0; | - |
334 | else | - |
335 | { | - |
336 | if (count > NACLENTRIES) | - |
337 | | - |
338 | | - |
339 | abort (); | - |
340 | | - |
341 | | - |
342 | | - |
343 | if (count > 3) | - |
344 | return 1; | - |
345 | | - |
346 | { | - |
347 | struct stat statbuf; | - |
348 | | - |
349 | if (stat (name, &statbuf) < 0) | - |
350 | return -1; | - |
351 | | - |
352 | return acl_nontrivial (count, entries); | - |
353 | } | - |
354 | } | - |
355 | } | - |
356 | | - |
357 | # if HAVE_ACLV_H /* HP-UX >= 11.11 */ | - |
358 | | - |
359 | { | - |
360 | struct acl entries[NACLVENTRIES]; | - |
361 | int count; | - |
362 | | - |
363 | count = acl ((char *) name, ACL_GET, NACLVENTRIES, entries); | - |
364 | | - |
365 | if (count < 0) | - |
366 | { | - |
367 | | - |
368 | | - |
369 | if (errno == ENOSYS || errno == EOPNOTSUPP || errno == EINVAL) | - |
370 | ; | - |
371 | else | - |
372 | return -1; | - |
373 | } | - |
374 | else if (count == 0) | - |
375 | return 0; | - |
376 | else | - |
377 | { | - |
378 | if (count > NACLVENTRIES) | - |
379 | | - |
380 | | - |
381 | abort (); | - |
382 | | - |
383 | | - |
384 | | - |
385 | if (count > 4) | - |
386 | return 1; | - |
387 | | - |
388 | return aclv_nontrivial (count, entries); | - |
389 | } | - |
390 | } | - |
391 | | - |
392 | # endif | - |
393 | | - |
394 | # elif HAVE_ACLX_GET && defined ACL_AIX_WIP /* AIX */ | - |
395 | | - |
396 | acl_type_t type; | - |
397 | char aclbuf[1024]; | - |
398 | void *acl = aclbuf; | - |
399 | size_t aclsize = sizeof (aclbuf); | - |
400 | mode_t mode; | - |
401 | | - |
402 | for (;;) | - |
403 | { | - |
404 | | - |
405 | | - |
406 | type.u64 = ACL_ANY; | - |
407 | if (aclx_get (name, 0, &type, aclbuf, &aclsize, &mode) >= 0) | - |
408 | break; | - |
409 | if (errno == ENOSYS) | - |
410 | return 0; | - |
411 | if (errno != ENOSPC) | - |
412 | { | - |
413 | if (acl != aclbuf) | - |
414 | { | - |
415 | int saved_errno = errno; | - |
416 | free (acl); | - |
417 | errno = saved_errno; | - |
418 | } | - |
419 | return -1; | - |
420 | } | - |
421 | aclsize = 2 * aclsize; | - |
422 | if (acl != aclbuf) | - |
423 | free (acl); | - |
424 | acl = malloc (aclsize); | - |
425 | if (acl == NULL) | - |
426 | { | - |
427 | errno = ENOMEM; | - |
428 | return -1; | - |
429 | } | - |
430 | } | - |
431 | | - |
432 | if (type.u64 == ACL_AIXC) | - |
433 | { | - |
434 | int result = acl_nontrivial ((struct acl *) acl); | - |
435 | if (acl != aclbuf) | - |
436 | free (acl); | - |
437 | return result; | - |
438 | } | - |
439 | else if (type.u64 == ACL_NFS4) | - |
440 | { | - |
441 | int result = acl_nfs4_nontrivial ((nfs4_acl_int_t *) acl); | - |
442 | if (acl != aclbuf) | - |
443 | free (acl); | - |
444 | return result; | - |
445 | } | - |
446 | else | - |
447 | { | - |
448 | | - |
449 | | - |
450 | if (acl != aclbuf) | - |
451 | free (acl); | - |
452 | errno = EINVAL; | - |
453 | return -1; | - |
454 | } | - |
455 | | - |
456 | # elif HAVE_STATACL /* older AIX */ | - |
457 | | - |
458 | union { struct acl a; char room[4096]; } u; | - |
459 | | - |
460 | if (statacl ((char *) name, STX_NORMAL, &u.a, sizeof (u)) < 0) | - |
461 | return -1; | - |
462 | | - |
463 | return acl_nontrivial (&u.a); | - |
464 | | - |
465 | # elif HAVE_ACLSORT /* NonStop Kernel */ | - |
466 | | - |
467 | { | - |
468 | struct acl entries[NACLENTRIES]; | - |
469 | int count; | - |
470 | | - |
471 | count = acl ((char *) name, ACL_GET, NACLENTRIES, entries); | - |
472 | | - |
473 | if (count < 0) | - |
474 | { | - |
475 | if (errno == ENOSYS || errno == ENOTSUP) | - |
476 | ; | - |
477 | else | - |
478 | return -1; | - |
479 | } | - |
480 | else if (count == 0) | - |
481 | return 0; | - |
482 | else | - |
483 | { | - |
484 | if (count > NACLENTRIES) | - |
485 | | - |
486 | | - |
487 | abort (); | - |
488 | | - |
489 | | - |
490 | | - |
491 | if (count > 4) | - |
492 | return 1; | - |
493 | | - |
494 | return acl_nontrivial (count, entries); | - |
495 | } | - |
496 | } | - |
497 | | - |
498 | # endif | - |
499 | } | - |
500 | #endif | - |
501 | | - |
502 | return 0;executed 160 times by 2 tests | 160 |
503 | } | - |
| | |