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s4-drs: lock down key DRS calls
[Samba/aatanasov.git] / source3 / libsmb / libsmb_dir.c
blob7a6632ae4eb6e6b0bb125bc6a67b118aa682ce07
1 /*
2 Unix SMB/Netbios implementation.
3 SMB client library implementation
4 Copyright (C) Andrew Tridgell 1998
5 Copyright (C) Richard Sharpe 2000, 2002
6 Copyright (C) John Terpstra 2000
7 Copyright (C) Tom Jansen (Ninja ISD) 2002
8 Copyright (C) Derrell Lipman 2003-2008
9 Copyright (C) Jeremy Allison 2007, 2008
10
11 This program is free software; you can redistribute it and/or modify
12 it under the terms of the GNU General Public License as published by
13 the Free Software Foundation; either version 3 of the License, or
14 (at your option) any later version.
15
16 This program is distributed in the hope that it will be useful,
17 but WITHOUT ANY WARRANTY; without even the implied warranty of
18 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 GNU General Public License for more details.
20
21 You should have received a copy of the GNU General Public License
22 along with this program. If not, see <http://www.gnu.org/licenses/>.
23 */
24
25 #include "includes.h"
26 #include "libsmbclient.h"
27 #include "libsmb_internal.h"
28
29
30 /*
31 * Routine to open a directory
32 * We accept the URL syntax explained in SMBC_parse_path(), above.
33 */
34
35 static void
36 remove_dir(SMBCFILE *dir)
37 {
38 struct smbc_dir_list *d,*f;
39
40 d = dir->dir_list;
41 while (d) {
42
43 f = d; d = d->next;
44
45 SAFE_FREE(f->dirent);
46 SAFE_FREE(f);
47
48 }
49
50 dir->dir_list = dir->dir_end = dir->dir_next = NULL;
51
52 }
53
54 static int
55 add_dirent(SMBCFILE *dir,
56 const char *name,
57 const char *comment,
58 uint32 type)
59 {
60 struct smbc_dirent *dirent;
61 int size;
62 int name_length = (name == NULL ? 0 : strlen(name));
63 int comment_len = (comment == NULL ? 0 : strlen(comment));
64
65 /*
66 * Allocate space for the dirent, which must be increased by the
67 * size of the name and the comment and 1 each for the null terminator.
68 */
69
70 size = sizeof(struct smbc_dirent) + name_length + comment_len + 2;
71
72 dirent = (struct smbc_dirent *)SMB_MALLOC(size);
73
74 if (!dirent) {
75
76 dir->dir_error = ENOMEM;
77 return -1;
78
79 }
80
81 ZERO_STRUCTP(dirent);
82
83 if (dir->dir_list == NULL) {
84
85 dir->dir_list = SMB_MALLOC_P(struct smbc_dir_list);
86 if (!dir->dir_list) {
87
88 SAFE_FREE(dirent);
89 dir->dir_error = ENOMEM;
90 return -1;
91
92 }
93 ZERO_STRUCTP(dir->dir_list);
94
95 dir->dir_end = dir->dir_next = dir->dir_list;
96 }
97 else {
98
99 dir->dir_end->next = SMB_MALLOC_P(struct smbc_dir_list);
100
101 if (!dir->dir_end->next) {
102
103 SAFE_FREE(dirent);
104 dir->dir_error = ENOMEM;
105 return -1;
106
107 }
108 ZERO_STRUCTP(dir->dir_end->next);
109
110 dir->dir_end = dir->dir_end->next;
111 }
112
113 dir->dir_end->next = NULL;
114 dir->dir_end->dirent = dirent;
115
116 dirent->smbc_type = type;
117 dirent->namelen = name_length;
118 dirent->commentlen = comment_len;
119 dirent->dirlen = size;
120
121 /*
122 * dirent->namelen + 1 includes the null (no null termination needed)
123 * Ditto for dirent->commentlen.
124 * The space for the two null bytes was allocated.
125 */
126 strncpy(dirent->name, (name?name:""), dirent->namelen + 1);
127 dirent->comment = (char *)(&dirent->name + dirent->namelen + 1);
128 strncpy(dirent->comment, (comment?comment:""), dirent->commentlen + 1);
129
130 return 0;
131
132 }
133
134 static void
135 list_unique_wg_fn(const char *name,
136 uint32 type,
137 const char *comment,
138 void *state)
139 {
140 SMBCFILE *dir = (SMBCFILE *)state;
141 struct smbc_dir_list *dir_list;
142 struct smbc_dirent *dirent;
143 int dirent_type;
144 int do_remove = 0;
145
146 dirent_type = dir->dir_type;
147
148 if (add_dirent(dir, name, comment, dirent_type) < 0) {
149
150 /* An error occurred, what do we do? */
151 /* FIXME: Add some code here */
152 }
153
154 /* Point to the one just added */
155 dirent = dir->dir_end->dirent;
156
157 /* See if this was a duplicate */
158 for (dir_list = dir->dir_list;
159 dir_list != dir->dir_end;
160 dir_list = dir_list->next) {
161 if (! do_remove &&
162 strcmp(dir_list->dirent->name, dirent->name) == 0) {
163 /* Duplicate. End end of list need to be removed. */
164 do_remove = 1;
165 }
166
167 if (do_remove && dir_list->next == dir->dir_end) {
168 /* Found the end of the list. Remove it. */
169 dir->dir_end = dir_list;
170 free(dir_list->next);
171 free(dirent);
172 dir_list->next = NULL;
173 break;
174 }
175 }
176 }
177
178 static void
179 list_fn(const char *name,
180 uint32 type,
181 const char *comment,
182 void *state)
183 {
184 SMBCFILE *dir = (SMBCFILE *)state;
185 int dirent_type;
186
187 /*
188 * We need to process the type a little ...
189 *
190 * Disk share = 0x00000000
191 * Print share = 0x00000001
192 * Comms share = 0x00000002 (obsolete?)
193 * IPC$ share = 0x00000003
194 *
195 * administrative shares:
196 * ADMIN$, IPC$, C$, D$, E$ ... are type |= 0x80000000
197 */
198
199 if (dir->dir_type == SMBC_FILE_SHARE) {
200 switch (type) {
201 case 0 | 0x80000000:
202 case 0:
203 dirent_type = SMBC_FILE_SHARE;
204 break;
205
206 case 1:
207 dirent_type = SMBC_PRINTER_SHARE;
208 break;
209
210 case 2:
211 dirent_type = SMBC_COMMS_SHARE;
212 break;
213
214 case 3 | 0x80000000:
215 case 3:
216 dirent_type = SMBC_IPC_SHARE;
217 break;
218
219 default:
220 dirent_type = SMBC_FILE_SHARE; /* FIXME, error? */
221 break;
222 }
223 }
224 else {
225 dirent_type = dir->dir_type;
226 }
227
228 if (add_dirent(dir, name, comment, dirent_type) < 0) {
229
230 /* An error occurred, what do we do? */
231 /* FIXME: Add some code here */
232
233 }
234 }
235
236 static void
237 dir_list_fn(const char *mnt,
238 file_info *finfo,
239 const char *mask,
240 void *state)
241 {
242
243 if (add_dirent((SMBCFILE *)state, finfo->name, "",
244 (finfo->mode&aDIR?SMBC_DIR:SMBC_FILE)) < 0) {
245
246 /* Handle an error ... */
247
248 /* FIXME: Add some code ... */
249
250 }
251
252 }
253
254 static int
255 net_share_enum_rpc(struct cli_state *cli,
256 void (*fn)(const char *name,
257 uint32 type,
258 const char *comment,
259 void *state),
260 void *state)
261 {
262 int i;
263 WERROR result;
264 uint32 preferred_len = 0xffffffff;
265 uint32 type;
266 struct srvsvc_NetShareInfoCtr info_ctr;
267 struct srvsvc_NetShareCtr1 ctr1;
268 fstring name = "";
269 fstring comment = "";
270 struct rpc_pipe_client *pipe_hnd;
271 NTSTATUS nt_status;
272 uint32_t resume_handle = 0;
273 uint32_t total_entries = 0;
274
275 /* Open the server service pipe */
276 nt_status = cli_rpc_pipe_open_noauth(cli, &ndr_table_srvsvc.syntax_id,
277 &pipe_hnd);
278 if (!NT_STATUS_IS_OK(nt_status)) {
279 DEBUG(1, ("net_share_enum_rpc pipe open fail!\n"));
280 return -1;
281 }
282
283 ZERO_STRUCT(info_ctr);
284 ZERO_STRUCT(ctr1);
285
286 info_ctr.level = 1;
287 info_ctr.ctr.ctr1 = &ctr1;
288
289 /* Issue the NetShareEnum RPC call and retrieve the response */
290 nt_status = rpccli_srvsvc_NetShareEnumAll(pipe_hnd, talloc_tos(),
291 pipe_hnd->desthost,
292 &info_ctr,
293 preferred_len,
294 &total_entries,
295 &resume_handle,
296 &result);
297
298 /* Was it successful? */
299 if (!NT_STATUS_IS_OK(nt_status) || !W_ERROR_IS_OK(result) ||
300 total_entries == 0) {
301 /* Nope. Go clean up. */
302 goto done;
303 }
304
305 /* For each returned entry... */
306 for (i = 0; i < total_entries; i++) {
307
308 /* pull out the share name */
309 fstrcpy(name, info_ctr.ctr.ctr1->array[i].name);
310
311 /* pull out the share's comment */
312 fstrcpy(comment, info_ctr.ctr.ctr1->array[i].comment);
313
314 /* Get the type value */
315 type = info_ctr.ctr.ctr1->array[i].type;
316
317 /* Add this share to the list */
318 (*fn)(name, type, comment, state);
319 }
320
321 done:
322 /* Close the server service pipe */
323 TALLOC_FREE(pipe_hnd);
324
325 /* Tell 'em if it worked */
326 return W_ERROR_IS_OK(result) ? 0 : -1;
327 }
328
329
330 /*
331 * Verify that the options specified in a URL are valid
332 */
333 int
334 SMBC_check_options(char *server,
335 char *share,
336 char *path,
337 char *options)
338 {
339 DEBUG(4, ("SMBC_check_options(): server='%s' share='%s' "
340 "path='%s' options='%s'\n",
341 server, share, path, options));
342
343 /* No options at all is always ok */
344 if (! *options) return 0;
345
346 /* Currently, we don't support any options. */
347 return -1;
348 }
349
350
351 SMBCFILE *
352 SMBC_opendir_ctx(SMBCCTX *context,
353 const char *fname)
354 {
355 int saved_errno;
356 char *server = NULL;
357 char *share = NULL;
358 char *user = NULL;
359 char *password = NULL;
360 char *options = NULL;
361 char *workgroup = NULL;
362 char *path = NULL;
363 uint16 mode;
364 char *p = NULL;
365 SMBCSRV *srv = NULL;
366 SMBCFILE *dir = NULL;
367 struct sockaddr_storage rem_ss;
368 TALLOC_CTX *frame = talloc_stackframe();
369
370 if (!context || !context->internal->initialized) {
371 DEBUG(4, ("no valid context\n"));
372 errno = EINVAL + 8192;
373 TALLOC_FREE(frame);
374 return NULL;
375
376 }
377
378 if (!fname) {
379 DEBUG(4, ("no valid fname\n"));
380 errno = EINVAL + 8193;
381 TALLOC_FREE(frame);
382 return NULL;
383 }
384
385 if (SMBC_parse_path(frame,
386 context,
387 fname,
388 &workgroup,
389 &server,
390 &share,
391 &path,
392 &user,
393 &password,
394 &options)) {
395 DEBUG(4, ("no valid path\n"));
396 errno = EINVAL + 8194;
397 TALLOC_FREE(frame);
398 return NULL;
399 }
400
401 DEBUG(4, ("parsed path: fname='%s' server='%s' share='%s' "
402 "path='%s' options='%s'\n",
403 fname, server, share, path, options));
404
405 /* Ensure the options are valid */
406 if (SMBC_check_options(server, share, path, options)) {
407 DEBUG(4, ("unacceptable options (%s)\n", options));
408 errno = EINVAL + 8195;
409 TALLOC_FREE(frame);
410 return NULL;
411 }
412
413 if (!user || user[0] == (char)0) {
414 user = talloc_strdup(frame, smbc_getUser(context));
415 if (!user) {
416 errno = ENOMEM;
417 TALLOC_FREE(frame);
418 return NULL;
419 }
420 }
421
422 dir = SMB_MALLOC_P(SMBCFILE);
423
424 if (!dir) {
425 errno = ENOMEM;
426 TALLOC_FREE(frame);
427 return NULL;
428 }
429
430 ZERO_STRUCTP(dir);
431
432 dir->cli_fd = 0;
433 dir->fname = SMB_STRDUP(fname);
434 dir->srv = NULL;
435 dir->offset = 0;
436 dir->file = False;
437 dir->dir_list = dir->dir_next = dir->dir_end = NULL;
438
439 if (server[0] == (char)0) {
440
441 int i;
442 int count;
443 int max_lmb_count;
444 struct ip_service *ip_list;
445 struct ip_service server_addr;
446 struct user_auth_info u_info;
447
448 if (share[0] != (char)0 || path[0] != (char)0) {
449
450 errno = EINVAL + 8196;
451 if (dir) {
452 SAFE_FREE(dir->fname);
453 SAFE_FREE(dir);
454 }
455 TALLOC_FREE(frame);
456 return NULL;
457 }
458
459 /* Determine how many local master browsers to query */
460 max_lmb_count = (smbc_getOptionBrowseMaxLmbCount(context) == 0
461 ? INT_MAX
462 : smbc_getOptionBrowseMaxLmbCount(context));
463
464 memset(&u_info, '\0', sizeof(u_info));
465 u_info.username = talloc_strdup(frame,user);
466 u_info.password = talloc_strdup(frame,password);
467 if (!u_info.username || !u_info.password) {
468 if (dir) {
469 SAFE_FREE(dir->fname);
470 SAFE_FREE(dir);
471 }
472 TALLOC_FREE(frame);
473 return NULL;
474 }
475
476 /*
477 * We have server and share and path empty but options
478 * requesting that we scan all master browsers for their list
479 * of workgroups/domains. This implies that we must first try
480 * broadcast queries to find all master browsers, and if that
481 * doesn't work, then try our other methods which return only
482 * a single master browser.
483 */
484
485 ip_list = NULL;
486 if (!NT_STATUS_IS_OK(name_resolve_bcast(MSBROWSE, 1, &ip_list,
487 &count)))
488 {
489
490 SAFE_FREE(ip_list);
491
492 if (!find_master_ip(workgroup, &server_addr.ss)) {
493
494 if (dir) {
495 SAFE_FREE(dir->fname);
496 SAFE_FREE(dir);
497 }
498 errno = ENOENT;
499 TALLOC_FREE(frame);
500 return NULL;
501 }
502
503 ip_list = (struct ip_service *)memdup(
504 &server_addr, sizeof(server_addr));
505 if (ip_list == NULL) {
506 errno = ENOMEM;
507 TALLOC_FREE(frame);
508 return NULL;
509 }
510 count = 1;
511 }
512
513 for (i = 0; i < count && i < max_lmb_count; i++) {
514 char addr[INET6_ADDRSTRLEN];
515 char *wg_ptr = NULL;
516 struct cli_state *cli = NULL;
517
518 print_sockaddr(addr, sizeof(addr), &ip_list[i].ss);
519 DEBUG(99, ("Found master browser %d of %d: %s\n",
520 i+1, MAX(count, max_lmb_count),
521 addr));
522
523 cli = get_ipc_connect_master_ip(talloc_tos(),
524 &ip_list[i],
525 &u_info,
526 &wg_ptr);
527 /* cli == NULL is the master browser refused to talk or
528 could not be found */
529 if (!cli) {
530 continue;
531 }
532
533 workgroup = talloc_strdup(frame, wg_ptr);
534 server = talloc_strdup(frame, cli->desthost);
535
536 cli_shutdown(cli);
537
538 if (!workgroup || !server) {
539 errno = ENOMEM;
540 TALLOC_FREE(frame);
541 return NULL;
542 }
543
544 DEBUG(4, ("using workgroup %s %s\n",
545 workgroup, server));
546
547 /*
548 * For each returned master browser IP address, get a
549 * connection to IPC$ on the server if we do not
550 * already have one, and determine the
551 * workgroups/domains that it knows about.
552 */
553
554 srv = SMBC_server(frame, context, True, server, "IPC$",
555 &workgroup, &user, &password);
556 if (!srv) {
557 continue;
558 }
559
560 dir->srv = srv;
561 dir->dir_type = SMBC_WORKGROUP;
562
563 /* Now, list the stuff ... */
564
565 if (!cli_NetServerEnum(srv->cli,
566 workgroup,
567 SV_TYPE_DOMAIN_ENUM,
568 list_unique_wg_fn,
569 (void *)dir)) {
570 continue;
571 }
572 }
573
574 SAFE_FREE(ip_list);
575 } else {
576 /*
577 * Server not an empty string ... Check the rest and see what
578 * gives
579 */
580 if (*share == '\0') {
581 if (*path != '\0') {
582
583 /* Should not have empty share with path */
584 errno = EINVAL + 8197;
585 if (dir) {
586 SAFE_FREE(dir->fname);
587 SAFE_FREE(dir);
588 }
589 TALLOC_FREE(frame);
590 return NULL;
591
592 }
593
594 /*
595 * We don't know if <server> is really a server name
596 * or is a workgroup/domain name. If we already have
597 * a server structure for it, we'll use it.
598 * Otherwise, check to see if <server><1D>,
599 * <server><1B>, or <server><20> translates. We check
600 * to see if <server> is an IP address first.
601 */
602
603 /*
604 * See if we have an existing server. Do not
605 * establish a connection if one does not already
606 * exist.
607 */
608 srv = SMBC_server(frame, context, False,
609 server, "IPC$",
610 &workgroup, &user, &password);
611
612 /*
613 * If no existing server and not an IP addr, look for
614 * LMB or DMB
615 */
616 if (!srv &&
617 !is_ipaddress(server) &&
618 (resolve_name(server, &rem_ss, 0x1d, false) || /* LMB */
619 resolve_name(server, &rem_ss, 0x1b, false) )) { /* DMB */
620
621 fstring buserver;
622
623 dir->dir_type = SMBC_SERVER;
624
625 /*
626 * Get the backup list ...
627 */
628 if (!name_status_find(server, 0, 0,
629 &rem_ss, buserver)) {
630
631 DEBUG(0,("Could not get name of "
632 "local/domain master browser "
633 "for server %s\n", server));
634 if (dir) {
635 SAFE_FREE(dir->fname);
636 SAFE_FREE(dir);
637 }
638 errno = EPERM;
639 TALLOC_FREE(frame);
640 return NULL;
641
642 }
643
644 /*
645 * Get a connection to IPC$ on the server if
646 * we do not already have one
647 */
648 srv = SMBC_server(frame, context, True,
649 buserver, "IPC$",
650 &workgroup,
651 &user, &password);
652 if (!srv) {
653 DEBUG(0, ("got no contact to IPC$\n"));
654 if (dir) {
655 SAFE_FREE(dir->fname);
656 SAFE_FREE(dir);
657 }
658 TALLOC_FREE(frame);
659 return NULL;
660
661 }
662
663 dir->srv = srv;
664
665 /* Now, list the servers ... */
666 if (!cli_NetServerEnum(srv->cli, server,
667 0x0000FFFE, list_fn,
668 (void *)dir)) {
669
670 if (dir) {
671 SAFE_FREE(dir->fname);
672 SAFE_FREE(dir);
673 }
674 TALLOC_FREE(frame);
675 return NULL;
676 }
677 } else if (srv ||
678 (resolve_name(server, &rem_ss, 0x20, false))) {
679
680 /*
681 * If we hadn't found the server, get one now
682 */
683 if (!srv) {
684 srv = SMBC_server(frame, context, True,
685 server, "IPC$",
686 &workgroup,
687 &user, &password);
688 }
689
690 if (!srv) {
691 if (dir) {
692 SAFE_FREE(dir->fname);
693 SAFE_FREE(dir);
694 }
695 TALLOC_FREE(frame);
696 return NULL;
697
698 }
699
700 dir->dir_type = SMBC_FILE_SHARE;
701 dir->srv = srv;
702
703 /* List the shares ... */
704
705 if (net_share_enum_rpc(
706 srv->cli,
707 list_fn,
708 (void *) dir) < 0 &&
709 cli_RNetShareEnum(
710 srv->cli,
711 list_fn,
712 (void *)dir) < 0) {
713
714 errno = cli_errno(srv->cli);
715 if (dir) {
716 SAFE_FREE(dir->fname);
717 SAFE_FREE(dir);
718 }
719 TALLOC_FREE(frame);
720 return NULL;
721
722 }
723 } else {
724 /* Neither the workgroup nor server exists */
725 errno = ECONNREFUSED;
726 if (dir) {
727 SAFE_FREE(dir->fname);
728 SAFE_FREE(dir);
729 }
730 TALLOC_FREE(frame);
731 return NULL;
732 }
733
734 }
735 else {
736 /*
737 * The server and share are specified ... work from
738 * there ...
739 */
740 char *targetpath;
741 struct cli_state *targetcli;
742
743 /* We connect to the server and list the directory */
744 dir->dir_type = SMBC_FILE_SHARE;
745
746 srv = SMBC_server(frame, context, True, server, share,
747 &workgroup, &user, &password);
748
749 if (!srv) {
750 if (dir) {
751 SAFE_FREE(dir->fname);
752 SAFE_FREE(dir);
753 }
754 TALLOC_FREE(frame);
755 return NULL;
756 }
757
758 dir->srv = srv;
759
760 /* Now, list the files ... */
761
762 p = path + strlen(path);
763 path = talloc_asprintf_append(path, "\\*");
764 if (!path) {
765 if (dir) {
766 SAFE_FREE(dir->fname);
767 SAFE_FREE(dir);
768 }
769 TALLOC_FREE(frame);
770 return NULL;
771 }
772
773 if (!cli_resolve_path(frame, "", context->internal->auth_info,
774 srv->cli, path,
775 &targetcli, &targetpath)) {
776 d_printf("Could not resolve %s\n", path);
777 if (dir) {
778 SAFE_FREE(dir->fname);
779 SAFE_FREE(dir);
780 }
781 TALLOC_FREE(frame);
782 return NULL;
783 }
784
785 if (cli_list(targetcli, targetpath,
786 aDIR | aSYSTEM | aHIDDEN,
787 dir_list_fn, (void *)dir) < 0) {
788
789 if (dir) {
790 SAFE_FREE(dir->fname);
791 SAFE_FREE(dir);
792 }
793 saved_errno = SMBC_errno(context, targetcli);
794
795 if (saved_errno == EINVAL) {
796 /*
797 * See if they asked to opendir
798 * something other than a directory.
799 * If so, the converted error value we
800 * got would have been EINVAL rather
801 * than ENOTDIR.
802 */
803 *p = '\0'; /* restore original path */
804
805 if (SMBC_getatr(context, srv, path,
806 &mode, NULL,
807 NULL, NULL, NULL, NULL,
808 NULL) &&
809 ! IS_DOS_DIR(mode)) {
810
811 /* It is. Correct the error value */
812 saved_errno = ENOTDIR;
813 }
814 }
815
816 /*
817 * If there was an error and the server is no
818 * good any more...
819 */
820 if (cli_is_error(targetcli) &&
821 smbc_getFunctionCheckServer(context)(context, srv)) {
822
823 /* ... then remove it. */
824 if (smbc_getFunctionRemoveUnusedServer(context)(context,
825 srv)) {
826 /*
827 * We could not remove the
828 * server completely, remove
829 * it from the cache so we
830 * will not get it again. It
831 * will be removed when the
832 * last file/dir is closed.
833 */
834 smbc_getFunctionRemoveCachedServer(context)(context, srv);
835 }
836 }
837
838 errno = saved_errno;
839 TALLOC_FREE(frame);
840 return NULL;
841 }
842 }
843
844 }
845
846 DLIST_ADD(context->internal->files, dir);
847 TALLOC_FREE(frame);
848 return dir;
849
850 }
851
852 /*
853 * Routine to close a directory
854 */
855
856 int
857 SMBC_closedir_ctx(SMBCCTX *context,
858 SMBCFILE *dir)
859 {
860 TALLOC_CTX *frame = talloc_stackframe();
861
862 if (!context || !context->internal->initialized) {
863 errno = EINVAL;
864 TALLOC_FREE(frame);
865 return -1;
866 }
867
868 if (!dir || !SMBC_dlist_contains(context->internal->files, dir)) {
869 errno = EBADF;
870 TALLOC_FREE(frame);
871 return -1;
872 }
873
874 remove_dir(dir); /* Clean it up */
875
876 DLIST_REMOVE(context->internal->files, dir);
877
878 if (dir) {
879
880 SAFE_FREE(dir->fname);
881 SAFE_FREE(dir); /* Free the space too */
882 }
883
884 TALLOC_FREE(frame);
885 return 0;
886
887 }
888
889 static void
890 smbc_readdir_internal(SMBCCTX * context,
891 struct smbc_dirent *dest,
892 struct smbc_dirent *src,
893 int max_namebuf_len)
894 {
895 if (smbc_getOptionUrlEncodeReaddirEntries(context)) {
896
897 /* url-encode the name. get back remaining buffer space */
898 max_namebuf_len =
899 smbc_urlencode(dest->name, src->name, max_namebuf_len);
900
901 /* We now know the name length */
902 dest->namelen = strlen(dest->name);
903
904 /* Save the pointer to the beginning of the comment */
905 dest->comment = dest->name + dest->namelen + 1;
906
907 /* Copy the comment */
908 strncpy(dest->comment, src->comment, max_namebuf_len - 1);
909 dest->comment[max_namebuf_len - 1] = '\0';
910
911 /* Save other fields */
912 dest->smbc_type = src->smbc_type;
913 dest->commentlen = strlen(dest->comment);
914 dest->dirlen = ((dest->comment + dest->commentlen + 1) -
915 (char *) dest);
916 } else {
917
918 /* No encoding. Just copy the entry as is. */
919 memcpy(dest, src, src->dirlen);
920 dest->comment = (char *)(&dest->name + src->namelen + 1);
921 }
922
923 }
924
925 /*
926 * Routine to get a directory entry
927 */
928
929 struct smbc_dirent *
930 SMBC_readdir_ctx(SMBCCTX *context,
931 SMBCFILE *dir)
932 {
933 int maxlen;
934 struct smbc_dirent *dirp, *dirent;
935 TALLOC_CTX *frame = talloc_stackframe();
936
937 /* Check that all is ok first ... */
938
939 if (!context || !context->internal->initialized) {
940
941 errno = EINVAL;
942 DEBUG(0, ("Invalid context in SMBC_readdir_ctx()\n"));
943 TALLOC_FREE(frame);
944 return NULL;
945
946 }
947
948 if (!dir || !SMBC_dlist_contains(context->internal->files, dir)) {
949
950 errno = EBADF;
951 DEBUG(0, ("Invalid dir in SMBC_readdir_ctx()\n"));
952 TALLOC_FREE(frame);
953 return NULL;
954
955 }
956
957 if (dir->file != False) { /* FIXME, should be dir, perhaps */
958
959 errno = ENOTDIR;
960 DEBUG(0, ("Found file vs directory in SMBC_readdir_ctx()\n"));
961 TALLOC_FREE(frame);
962 return NULL;
963
964 }
965
966 if (!dir->dir_next) {
967 TALLOC_FREE(frame);
968 return NULL;
969 }
970
971 dirent = dir->dir_next->dirent;
972 if (!dirent) {
973
974 errno = ENOENT;
975 TALLOC_FREE(frame);
976 return NULL;
977
978 }
979
980 dirp = &context->internal->dirent;
981 maxlen = sizeof(context->internal->_dirent_name);
982
983 smbc_readdir_internal(context, dirp, dirent, maxlen);
984
985 dir->dir_next = dir->dir_next->next;
986
987 TALLOC_FREE(frame);
988 return dirp;
989 }
990
991 /*
992 * Routine to get directory entries
993 */
994
995 int
996 SMBC_getdents_ctx(SMBCCTX *context,
997 SMBCFILE *dir,
998 struct smbc_dirent *dirp,
999 int count)
1000 {
1001 int rem = count;
1002 int reqd;
1003 int maxlen;
1004 char *ndir = (char *)dirp;
1005 struct smbc_dir_list *dirlist;
1006 TALLOC_CTX *frame = talloc_stackframe();
1007
1008 /* Check that all is ok first ... */
1009
1010 if (!context || !context->internal->initialized) {
1011
1012 errno = EINVAL;
1013 TALLOC_FREE(frame);
1014 return -1;
1015
1016 }
1017
1018 if (!dir || !SMBC_dlist_contains(context->internal->files, dir)) {
1019
1020 errno = EBADF;
1021 TALLOC_FREE(frame);
1022 return -1;
1023
1024 }
1025
1026 if (dir->file != False) { /* FIXME, should be dir, perhaps */
1027
1028 errno = ENOTDIR;
1029 TALLOC_FREE(frame);
1030 return -1;
1031
1032 }
1033
1034 /*
1035 * Now, retrieve the number of entries that will fit in what was passed
1036 * We have to figure out if the info is in the list, or we need to
1037 * send a request to the server to get the info.
1038 */
1039
1040 while ((dirlist = dir->dir_next)) {
1041 struct smbc_dirent *dirent;
1042
1043 if (!dirlist->dirent) {
1044
1045 errno = ENOENT; /* Bad error */
1046 TALLOC_FREE(frame);
1047 return -1;
1048
1049 }
1050
1051 /* Do urlencoding of next entry, if so selected */
1052 dirent = &context->internal->dirent;
1053 maxlen = sizeof(context->internal->_dirent_name);
1054 smbc_readdir_internal(context, dirent,
1055 dirlist->dirent, maxlen);
1056
1057 reqd = dirent->dirlen;
1058
1059 if (rem < reqd) {
1060
1061 if (rem < count) { /* We managed to copy something */
1062
1063 errno = 0;
1064 TALLOC_FREE(frame);
1065 return count - rem;
1066
1067 }
1068 else { /* Nothing copied ... */
1069
1070 errno = EINVAL; /* Not enough space ... */
1071 TALLOC_FREE(frame);
1072 return -1;
1073
1074 }
1075
1076 }
1077
1078 memcpy(ndir, dirent, reqd); /* Copy the data in ... */
1079
1080 ((struct smbc_dirent *)ndir)->comment =
1081 (char *)(&((struct smbc_dirent *)ndir)->name +
1082 dirent->namelen +
1083 1);
1084
1085 ndir += reqd;
1086
1087 rem -= reqd;
1088
1089 dir->dir_next = dirlist = dirlist -> next;
1090 }
1091
1092 TALLOC_FREE(frame);
1093
1094 if (rem == count)
1095 return 0;
1096 else
1097 return count - rem;
1098
1099 }
1100
1101 /*
1102 * Routine to create a directory ...
1103 */
1104
1105 int
1106 SMBC_mkdir_ctx(SMBCCTX *context,
1107 const char *fname,
1108 mode_t mode)
1109 {
1110 SMBCSRV *srv = NULL;
1111 char *server = NULL;
1112 char *share = NULL;
1113 char *user = NULL;
1114 char *password = NULL;
1115 char *workgroup = NULL;
1116 char *path = NULL;
1117 char *targetpath = NULL;
1118 struct cli_state *targetcli = NULL;
1119 TALLOC_CTX *frame = talloc_stackframe();
1120
1121 if (!context || !context->internal->initialized) {
1122 errno = EINVAL;
1123 TALLOC_FREE(frame);
1124 return -1;
1125 }
1126
1127 if (!fname) {
1128 errno = EINVAL;
1129 TALLOC_FREE(frame);
1130 return -1;
1131 }
1132
1133 DEBUG(4, ("smbc_mkdir(%s)\n", fname));
1134
1135 if (SMBC_parse_path(frame,
1136 context,
1137 fname,
1138 &workgroup,
1139 &server,
1140 &share,
1141 &path,
1142 &user,
1143 &password,
1144 NULL)) {
1145 errno = EINVAL;
1146 TALLOC_FREE(frame);
1147 return -1;
1148 }
1149
1150 if (!user || user[0] == (char)0) {
1151 user = talloc_strdup(frame, smbc_getUser(context));
1152 if (!user) {
1153 errno = ENOMEM;
1154 TALLOC_FREE(frame);
1155 return -1;
1156 }
1157 }
1158
1159 srv = SMBC_server(frame, context, True,
1160 server, share, &workgroup, &user, &password);
1161
1162 if (!srv) {
1163
1164 TALLOC_FREE(frame);
1165 return -1; /* errno set by SMBC_server */
1166
1167 }
1168
1169 /*d_printf(">>>mkdir: resolving %s\n", path);*/
1170 if (!cli_resolve_path(frame, "", context->internal->auth_info,
1171 srv->cli, path,
1172 &targetcli, &targetpath)) {
1173 d_printf("Could not resolve %s\n", path);
1174 errno = ENOENT;
1175 TALLOC_FREE(frame);
1176 return -1;
1177 }
1178 /*d_printf(">>>mkdir: resolved path as %s\n", targetpath);*/
1179
1180 if (!NT_STATUS_IS_OK(cli_mkdir(targetcli, targetpath))) {
1181 errno = SMBC_errno(context, targetcli);
1182 TALLOC_FREE(frame);
1183 return -1;
1184
1185 }
1186
1187 TALLOC_FREE(frame);
1188 return 0;
1189
1190 }
1191
1192 /*
1193 * Our list function simply checks to see if a directory is not empty
1194 */
1195
1196 static void
1197 rmdir_list_fn(const char *mnt,
1198 file_info *finfo,
1199 const char *mask,
1200 void *state)
1201 {
1202 if (strncmp(finfo->name, ".", 1) != 0 &&
1203 strncmp(finfo->name, "..", 2) != 0) {
1204 bool *smbc_rmdir_dirempty = (bool *)state;
1205 *smbc_rmdir_dirempty = false;
1206 }
1207 }
1208
1209 /*
1210 * Routine to remove a directory
1211 */
1212
1213 int
1214 SMBC_rmdir_ctx(SMBCCTX *context,
1215 const char *fname)
1216 {
1217 SMBCSRV *srv = NULL;
1218 char *server = NULL;
1219 char *share = NULL;
1220 char *user = NULL;
1221 char *password = NULL;
1222 char *workgroup = NULL;
1223 char *path = NULL;
1224 char *targetpath = NULL;
1225 struct cli_state *targetcli = NULL;
1226 TALLOC_CTX *frame = talloc_stackframe();
1227
1228 if (!context || !context->internal->initialized) {
1229 errno = EINVAL;
1230 TALLOC_FREE(frame);
1231 return -1;
1232 }
1233
1234 if (!fname) {
1235 errno = EINVAL;
1236 TALLOC_FREE(frame);
1237 return -1;
1238 }
1239
1240 DEBUG(4, ("smbc_rmdir(%s)\n", fname));
1241
1242 if (SMBC_parse_path(frame,
1243 context,
1244 fname,
1245 &workgroup,
1246 &server,
1247 &share,
1248 &path,
1249 &user,
1250 &password,
1251 NULL)) {
1252 errno = EINVAL;
1253 TALLOC_FREE(frame);
1254 return -1;
1255 }
1256
1257 if (!user || user[0] == (char)0) {
1258 user = talloc_strdup(frame, smbc_getUser(context));
1259 if (!user) {
1260 errno = ENOMEM;
1261 TALLOC_FREE(frame);
1262 return -1;
1263 }
1264 }
1265
1266 srv = SMBC_server(frame, context, True,
1267 server, share, &workgroup, &user, &password);
1268
1269 if (!srv) {
1270
1271 TALLOC_FREE(frame);
1272 return -1; /* errno set by SMBC_server */
1273
1274 }
1275
1276 /*d_printf(">>>rmdir: resolving %s\n", path);*/
1277 if (!cli_resolve_path(frame, "", context->internal->auth_info,
1278 srv->cli, path,
1279 &targetcli, &targetpath)) {
1280 d_printf("Could not resolve %s\n", path);
1281 errno = ENOENT;
1282 TALLOC_FREE(frame);
1283 return -1;
1284 }
1285 /*d_printf(">>>rmdir: resolved path as %s\n", targetpath);*/
1286
1287 if (!NT_STATUS_IS_OK(cli_rmdir(targetcli, targetpath))) {
1288
1289 errno = SMBC_errno(context, targetcli);
1290
1291 if (errno == EACCES) { /* Check if the dir empty or not */
1292
1293 /* Local storage to avoid buffer overflows */
1294 char *lpath;
1295 bool smbc_rmdir_dirempty = true;
1296
1297 lpath = talloc_asprintf(frame, "%s\\*",
1298 targetpath);
1299 if (!lpath) {
1300 errno = ENOMEM;
1301 TALLOC_FREE(frame);
1302 return -1;
1303 }
1304
1305 if (cli_list(targetcli, lpath,
1306 aDIR | aSYSTEM | aHIDDEN,
1307 rmdir_list_fn,
1308 &smbc_rmdir_dirempty) < 0) {
1309
1310 /* Fix errno to ignore latest error ... */
1311 DEBUG(5, ("smbc_rmdir: "
1312 "cli_list returned an error: %d\n",
1313 SMBC_errno(context, targetcli)));
1314 errno = EACCES;
1315
1316 }
1317
1318 if (smbc_rmdir_dirempty)
1319 errno = EACCES;
1320 else
1321 errno = ENOTEMPTY;
1322
1323 }
1324
1325 TALLOC_FREE(frame);
1326 return -1;
1327
1328 }
1329
1330 TALLOC_FREE(frame);
1331 return 0;
1332
1333 }
1334
1335 /*
1336 * Routine to return the current directory position
1337 */
1338
1339 off_t
1340 SMBC_telldir_ctx(SMBCCTX *context,
1341 SMBCFILE *dir)
1342 {
1343 TALLOC_CTX *frame = talloc_stackframe();
1344
1345 if (!context || !context->internal->initialized) {
1346
1347 errno = EINVAL;
1348 TALLOC_FREE(frame);
1349 return -1;
1350
1351 }
1352
1353 if (!dir || !SMBC_dlist_contains(context->internal->files, dir)) {
1354
1355 errno = EBADF;
1356 TALLOC_FREE(frame);
1357 return -1;
1358
1359 }
1360
1361 if (dir->file != False) { /* FIXME, should be dir, perhaps */
1362
1363 errno = ENOTDIR;
1364 TALLOC_FREE(frame);
1365 return -1;
1366
1367 }
1368
1369 /* See if we're already at the end. */
1370 if (dir->dir_next == NULL) {
1371 /* We are. */
1372 TALLOC_FREE(frame);
1373 return -1;
1374 }
1375
1376 /*
1377 * We return the pointer here as the offset
1378 */
1379 TALLOC_FREE(frame);
1380 return (off_t)(long)dir->dir_next->dirent;
1381 }
1382
1383 /*
1384 * A routine to run down the list and see if the entry is OK
1385 */
1386
1387 static struct smbc_dir_list *
1388 check_dir_ent(struct smbc_dir_list *list,
1389 struct smbc_dirent *dirent)
1390 {
1391
1392 /* Run down the list looking for what we want */
1393
1394 if (dirent) {
1395
1396 struct smbc_dir_list *tmp = list;
1397
1398 while (tmp) {
1399
1400 if (tmp->dirent == dirent)
1401 return tmp;
1402
1403 tmp = tmp->next;
1404
1405 }
1406
1407 }
1408
1409 return NULL; /* Not found, or an error */
1410
1411 }
1412
1413
1414 /*
1415 * Routine to seek on a directory
1416 */
1417
1418 int
1419 SMBC_lseekdir_ctx(SMBCCTX *context,
1420 SMBCFILE *dir,
1421 off_t offset)
1422 {
1423 long int l_offset = offset; /* Handle problems of size */
1424 struct smbc_dirent *dirent = (struct smbc_dirent *)l_offset;
1425 struct smbc_dir_list *list_ent = (struct smbc_dir_list *)NULL;
1426 TALLOC_CTX *frame = talloc_stackframe();
1427
1428 if (!context || !context->internal->initialized) {
1429
1430 errno = EINVAL;
1431 TALLOC_FREE(frame);
1432 return -1;
1433
1434 }
1435
1436 if (dir->file != False) { /* FIXME, should be dir, perhaps */
1437
1438 errno = ENOTDIR;
1439 TALLOC_FREE(frame);
1440 return -1;
1441
1442 }
1443
1444 /* Now, check what we were passed and see if it is OK ... */
1445
1446 if (dirent == NULL) { /* Seek to the begining of the list */
1447
1448 dir->dir_next = dir->dir_list;
1449 TALLOC_FREE(frame);
1450 return 0;
1451
1452 }
1453
1454 if (offset == -1) { /* Seek to the end of the list */
1455 dir->dir_next = NULL;
1456 TALLOC_FREE(frame);
1457 return 0;
1458 }
1459
1460 /* Now, run down the list and make sure that the entry is OK */
1461 /* This may need to be changed if we change the format of the list */
1462
1463 if ((list_ent = check_dir_ent(dir->dir_list, dirent)) == NULL) {
1464 errno = EINVAL; /* Bad entry */
1465 TALLOC_FREE(frame);
1466 return -1;
1467 }
1468
1469 dir->dir_next = list_ent;
1470
1471 TALLOC_FREE(frame);
1472 return 0;
1473 }
1474
1475 /*
1476 * Routine to fstat a dir
1477 */
1478
1479 int
1480 SMBC_fstatdir_ctx(SMBCCTX *context,
1481 SMBCFILE *dir,
1482 struct stat *st)
1483 {
1484
1485 if (!context || !context->internal->initialized) {
1486
1487 errno = EINVAL;
1488 return -1;
1489 }
1490
1491 /* No code yet ... */
1492 return 0;
1493 }
1494
1495 int
1496 SMBC_chmod_ctx(SMBCCTX *context,
1497 const char *fname,
1498 mode_t newmode)
1499 {
1500 SMBCSRV *srv = NULL;
1501 char *server = NULL;
1502 char *share = NULL;
1503 char *user = NULL;
1504 char *password = NULL;
1505 char *workgroup = NULL;
1506 char *targetpath = NULL;
1507 struct cli_state *targetcli = NULL;
1508 char *path = NULL;
1509 uint16 mode;
1510 TALLOC_CTX *frame = talloc_stackframe();
1511
1512 if (!context || !context->internal->initialized) {
1513
1514 errno = EINVAL; /* Best I can think of ... */
1515 TALLOC_FREE(frame);
1516 return -1;
1517 }
1518
1519 if (!fname) {
1520 errno = EINVAL;
1521 TALLOC_FREE(frame);
1522 return -1;
1523 }
1524
1525 DEBUG(4, ("smbc_chmod(%s, 0%3o)\n", fname, (unsigned int)newmode));
1526
1527 if (SMBC_parse_path(frame,
1528 context,
1529 fname,
1530 &workgroup,
1531 &server,
1532 &share,
1533 &path,
1534 &user,
1535 &password,
1536 NULL)) {
1537 errno = EINVAL;
1538 TALLOC_FREE(frame);
1539 return -1;
1540 }
1541
1542 if (!user || user[0] == (char)0) {
1543 user = talloc_strdup(frame, smbc_getUser(context));
1544 if (!user) {
1545 errno = ENOMEM;
1546 TALLOC_FREE(frame);
1547 return -1;
1548 }
1549 }
1550
1551 srv = SMBC_server(frame, context, True,
1552 server, share, &workgroup, &user, &password);
1553
1554 if (!srv) {
1555 TALLOC_FREE(frame);
1556 return -1; /* errno set by SMBC_server */
1557 }
1558
1559 /*d_printf(">>>unlink: resolving %s\n", path);*/
1560 if (!cli_resolve_path(frame, "", context->internal->auth_info,
1561 srv->cli, path,
1562 &targetcli, &targetpath)) {
1563 d_printf("Could not resolve %s\n", path);
1564 errno = ENOENT;
1565 TALLOC_FREE(frame);
1566 return -1;
1567 }
1568
1569 mode = 0;
1570
1571 if (!(newmode & (S_IWUSR | S_IWGRP | S_IWOTH))) mode |= aRONLY;
1572 if ((newmode & S_IXUSR) && lp_map_archive(-1)) mode |= aARCH;
1573 if ((newmode & S_IXGRP) && lp_map_system(-1)) mode |= aSYSTEM;
1574 if ((newmode & S_IXOTH) && lp_map_hidden(-1)) mode |= aHIDDEN;
1575
1576 if (!NT_STATUS_IS_OK(cli_setatr(targetcli, targetpath, mode, 0))) {
1577 errno = SMBC_errno(context, targetcli);
1578 TALLOC_FREE(frame);
1579 return -1;
1580 }
1581
1582 TALLOC_FREE(frame);
1583 return 0;
1584 }
1585
1586 int
1587 SMBC_utimes_ctx(SMBCCTX *context,
1588 const char *fname,
1589 struct timeval *tbuf)
1590 {
1591 SMBCSRV *srv = NULL;
1592 char *server = NULL;
1593 char *share = NULL;
1594 char *user = NULL;
1595 char *password = NULL;
1596 char *workgroup = NULL;
1597 char *path = NULL;
1598 time_t access_time;
1599 time_t write_time;
1600 TALLOC_CTX *frame = talloc_stackframe();
1601
1602 if (!context || !context->internal->initialized) {
1603
1604 errno = EINVAL; /* Best I can think of ... */
1605 TALLOC_FREE(frame);
1606 return -1;
1607 }
1608
1609 if (!fname) {
1610 errno = EINVAL;
1611 TALLOC_FREE(frame);
1612 return -1;
1613 }
1614
1615 if (tbuf == NULL) {
1616 access_time = write_time = time(NULL);
1617 } else {
1618 access_time = tbuf[0].tv_sec;
1619 write_time = tbuf[1].tv_sec;
1620 }
1621
1622 if (DEBUGLVL(4)) {
1623 char *p;
1624 char atimebuf[32];
1625 char mtimebuf[32];
1626
1627 strncpy(atimebuf, ctime(&access_time), sizeof(atimebuf) - 1);
1628 atimebuf[sizeof(atimebuf) - 1] = '\0';
1629 if ((p = strchr(atimebuf, '\n')) != NULL) {
1630 *p = '\0';
1631 }
1632
1633 strncpy(mtimebuf, ctime(&write_time), sizeof(mtimebuf) - 1);
1634 mtimebuf[sizeof(mtimebuf) - 1] = '\0';
1635 if ((p = strchr(mtimebuf, '\n')) != NULL) {
1636 *p = '\0';
1637 }
1638
1639 dbgtext("smbc_utimes(%s, atime = %s mtime = %s)\n",
1640 fname, atimebuf, mtimebuf);
1641 }
1642
1643 if (SMBC_parse_path(frame,
1644 context,
1645 fname,
1646 &workgroup,
1647 &server,
1648 &share,
1649 &path,
1650 &user,
1651 &password,
1652 NULL)) {
1653 errno = EINVAL;
1654 TALLOC_FREE(frame);
1655 return -1;
1656 }
1657
1658 if (!user || user[0] == (char)0) {
1659 user = talloc_strdup(frame, smbc_getUser(context));
1660 if (!user) {
1661 errno = ENOMEM;
1662 TALLOC_FREE(frame);
1663 return -1;
1664 }
1665 }
1666
1667 srv = SMBC_server(frame, context, True,
1668 server, share, &workgroup, &user, &password);
1669
1670 if (!srv) {
1671 TALLOC_FREE(frame);
1672 return -1; /* errno set by SMBC_server */
1673 }
1674
1675 if (!SMBC_setatr(context, srv, path,
1676 0, access_time, write_time, 0, 0)) {
1677 TALLOC_FREE(frame);
1678 return -1; /* errno set by SMBC_setatr */
1679 }
1680
1681 TALLOC_FREE(frame);
1682 return 0;
1683 }
1684
1685 /*
1686 * Routine to unlink() a file
1687 */
1688
1689 int
1690 SMBC_unlink_ctx(SMBCCTX *context,
1691 const char *fname)
1692 {
1693 char *server = NULL;
1694 char *share = NULL;
1695 char *user = NULL;
1696 char *password = NULL;
1697 char *workgroup = NULL;
1698 char *path = NULL;
1699 char *targetpath = NULL;
1700 struct cli_state *targetcli = NULL;
1701 SMBCSRV *srv = NULL;
1702 TALLOC_CTX *frame = talloc_stackframe();
1703
1704 if (!context || !context->internal->initialized) {
1705
1706 errno = EINVAL; /* Best I can think of ... */
1707 TALLOC_FREE(frame);
1708 return -1;
1709
1710 }
1711
1712 if (!fname) {
1713 errno = EINVAL;
1714 TALLOC_FREE(frame);
1715 return -1;
1716
1717 }
1718
1719 if (SMBC_parse_path(frame,
1720 context,
1721 fname,
1722 &workgroup,
1723 &server,
1724 &share,
1725 &path,
1726 &user,
1727 &password,
1728 NULL)) {
1729 errno = EINVAL;
1730 TALLOC_FREE(frame);
1731 return -1;
1732 }
1733
1734 if (!user || user[0] == (char)0) {
1735 user = talloc_strdup(frame, smbc_getUser(context));
1736 if (!user) {
1737 errno = ENOMEM;
1738 TALLOC_FREE(frame);
1739 return -1;
1740 }
1741 }
1742
1743 srv = SMBC_server(frame, context, True,
1744 server, share, &workgroup, &user, &password);
1745
1746 if (!srv) {
1747 TALLOC_FREE(frame);
1748 return -1; /* SMBC_server sets errno */
1749
1750 }
1751
1752 /*d_printf(">>>unlink: resolving %s\n", path);*/
1753 if (!cli_resolve_path(frame, "", context->internal->auth_info,
1754 srv->cli, path,
1755 &targetcli, &targetpath)) {
1756 d_printf("Could not resolve %s\n", path);
1757 errno = ENOENT;
1758 TALLOC_FREE(frame);
1759 return -1;
1760 }
1761 /*d_printf(">>>unlink: resolved path as %s\n", targetpath);*/
1762
1763 if (!NT_STATUS_IS_OK(cli_unlink(targetcli, targetpath, aSYSTEM | aHIDDEN))) {
1764
1765 errno = SMBC_errno(context, targetcli);
1766
1767 if (errno == EACCES) { /* Check if the file is a directory */
1768
1769 int saverr = errno;
1770 SMB_OFF_T size = 0;
1771 uint16 mode = 0;
1772 struct timespec write_time_ts;
1773 struct timespec access_time_ts;
1774 struct timespec change_time_ts;
1775 SMB_INO_T ino = 0;
1776
1777 if (!SMBC_getatr(context, srv, path, &mode, &size,
1778 NULL,
1779 &access_time_ts,
1780 &write_time_ts,
1781 &change_time_ts,
1782 &ino)) {
1783
1784 /* Hmmm, bad error ... What? */
1785
1786 errno = SMBC_errno(context, targetcli);
1787 TALLOC_FREE(frame);
1788 return -1;
1789
1790 }
1791 else {
1792
1793 if (IS_DOS_DIR(mode))
1794 errno = EISDIR;
1795 else
1796 errno = saverr; /* Restore this */
1797
1798 }
1799 }
1800
1801 TALLOC_FREE(frame);
1802 return -1;
1803
1804 }
1805
1806 TALLOC_FREE(frame);
1807 return 0; /* Success ... */
1808
1809 }
1810
1811 /*
1812 * Routine to rename() a file
1813 */
1814
1815 int
1816 SMBC_rename_ctx(SMBCCTX *ocontext,
1817 const char *oname,
1818 SMBCCTX *ncontext,
1819 const char *nname)
1820 {
1821 char *server1 = NULL;
1822 char *share1 = NULL;
1823 char *server2 = NULL;
1824 char *share2 = NULL;
1825 char *user1 = NULL;
1826 char *user2 = NULL;
1827 char *password1 = NULL;
1828 char *password2 = NULL;
1829 char *workgroup = NULL;
1830 char *path1 = NULL;
1831 char *path2 = NULL;
1832 char *targetpath1 = NULL;
1833 char *targetpath2 = NULL;
1834 struct cli_state *targetcli1 = NULL;
1835 struct cli_state *targetcli2 = NULL;
1836 SMBCSRV *srv = NULL;
1837 TALLOC_CTX *frame = talloc_stackframe();
1838
1839 if (!ocontext || !ncontext ||
1840 !ocontext->internal->initialized ||
1841 !ncontext->internal->initialized) {
1842
1843 errno = EINVAL; /* Best I can think of ... */
1844 TALLOC_FREE(frame);
1845 return -1;
1846 }
1847
1848 if (!oname || !nname) {
1849 errno = EINVAL;
1850 TALLOC_FREE(frame);
1851 return -1;
1852 }
1853
1854 DEBUG(4, ("smbc_rename(%s,%s)\n", oname, nname));
1855
1856 if (SMBC_parse_path(frame,
1857 ocontext,
1858 oname,
1859 &workgroup,
1860 &server1,
1861 &share1,
1862 &path1,
1863 &user1,
1864 &password1,
1865 NULL)) {
1866 errno = EINVAL;
1867 TALLOC_FREE(frame);
1868 return -1;
1869 }
1870
1871 if (!user1 || user1[0] == (char)0) {
1872 user1 = talloc_strdup(frame, smbc_getUser(ocontext));
1873 if (!user1) {
1874 errno = ENOMEM;
1875 TALLOC_FREE(frame);
1876 return -1;
1877 }
1878 }
1879
1880 if (SMBC_parse_path(frame,
1881 ncontext,
1882 nname,
1883 NULL,
1884 &server2,
1885 &share2,
1886 &path2,
1887 &user2,
1888 &password2,
1889 NULL)) {
1890 errno = EINVAL;
1891 TALLOC_FREE(frame);
1892 return -1;
1893 }
1894
1895 if (!user2 || user2[0] == (char)0) {
1896 user2 = talloc_strdup(frame, smbc_getUser(ncontext));
1897 if (!user2) {
1898 errno = ENOMEM;
1899 TALLOC_FREE(frame);
1900 return -1;
1901 }
1902 }
1903
1904 if (strcmp(server1, server2) || strcmp(share1, share2) ||
1905 strcmp(user1, user2)) {
1906 /* Can't rename across file systems, or users?? */
1907 errno = EXDEV;
1908 TALLOC_FREE(frame);
1909 return -1;
1910 }
1911
1912 srv = SMBC_server(frame, ocontext, True,
1913 server1, share1, &workgroup, &user1, &password1);
1914 if (!srv) {
1915 TALLOC_FREE(frame);
1916 return -1;
1917
1918 }
1919
1920 /* set the credentials to make DFS work */
1921 smbc_set_credentials_with_fallback(ocontext,
1922 workgroup,
1923 user1,
1924 password1);
1925
1926 /*d_printf(">>>rename: resolving %s\n", path1);*/
1927 if (!cli_resolve_path(frame, "", ocontext->internal->auth_info,
1928 srv->cli,
1929 path1,
1930 &targetcli1, &targetpath1)) {
1931 d_printf("Could not resolve %s\n", path1);
1932 errno = ENOENT;
1933 TALLOC_FREE(frame);
1934 return -1;
1935 }
1936
1937 /* set the credentials to make DFS work */
1938 smbc_set_credentials_with_fallback(ncontext,
1939 workgroup,
1940 user2,
1941 password2);
1942
1943 /*d_printf(">>>rename: resolved path as %s\n", targetpath1);*/
1944 /*d_printf(">>>rename: resolving %s\n", path2);*/
1945 if (!cli_resolve_path(frame, "", ncontext->internal->auth_info,
1946 srv->cli,
1947 path2,
1948 &targetcli2, &targetpath2)) {
1949 d_printf("Could not resolve %s\n", path2);
1950 errno = ENOENT;
1951 TALLOC_FREE(frame);
1952 return -1;
1953 }
1954 /*d_printf(">>>rename: resolved path as %s\n", targetpath2);*/
1955
1956 if (strcmp(targetcli1->desthost, targetcli2->desthost) ||
1957 strcmp(targetcli1->share, targetcli2->share))
1958 {
1959 /* can't rename across file systems */
1960 errno = EXDEV;
1961 TALLOC_FREE(frame);
1962 return -1;
1963 }
1964
1965 if (!NT_STATUS_IS_OK(cli_rename(targetcli1, targetpath1, targetpath2))) {
1966 int eno = SMBC_errno(ocontext, targetcli1);
1967
1968 if (eno != EEXIST ||
1969 !NT_STATUS_IS_OK(cli_unlink(targetcli1, targetpath2, aSYSTEM | aHIDDEN)) ||
1970 !NT_STATUS_IS_OK(cli_rename(targetcli1, targetpath1, targetpath2))) {
1971
1972 errno = eno;
1973 TALLOC_FREE(frame);
1974 return -1;
1975
1976 }
1977 }
1978
1979 TALLOC_FREE(frame);
1980 return 0; /* Success */
1981 }
1982
aatanasov's samba4 branch