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Fix bug #Bug 6090 renaming or deleting a "not matching/resolving" symlink is failing.
[Samba.git] / source3 / libsmb / libsmb_dir.c
blobe9b7b4f95a9a22806906cb9d071f987b0602b99f
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) || /* LMB */
619 resolve_name(server, &rem_ss, 0x1b) )) { /* 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))) {
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, "", srv->cli, path,
774 &targetcli, &targetpath)) {
775 d_printf("Could not resolve %s\n", path);
776 if (dir) {
777 SAFE_FREE(dir->fname);
778 SAFE_FREE(dir);
779 }
780 TALLOC_FREE(frame);
781 return NULL;
782 }
783
784 if (cli_list(targetcli, targetpath,
785 aDIR | aSYSTEM | aHIDDEN,
786 dir_list_fn, (void *)dir) < 0) {
787
788 if (dir) {
789 SAFE_FREE(dir->fname);
790 SAFE_FREE(dir);
791 }
792 saved_errno = SMBC_errno(context, targetcli);
793
794 if (saved_errno == EINVAL) {
795 /*
796 * See if they asked to opendir
797 * something other than a directory.
798 * If so, the converted error value we
799 * got would have been EINVAL rather
800 * than ENOTDIR.
801 */
802 *p = '\0'; /* restore original path */
803
804 if (SMBC_getatr(context, srv, path,
805 &mode, NULL,
806 NULL, NULL, NULL, NULL,
807 NULL) &&
808 ! IS_DOS_DIR(mode)) {
809
810 /* It is. Correct the error value */
811 saved_errno = ENOTDIR;
812 }
813 }
814
815 /*
816 * If there was an error and the server is no
817 * good any more...
818 */
819 if (cli_is_error(targetcli) &&
820 smbc_getFunctionCheckServer(context)(context, srv)) {
821
822 /* ... then remove it. */
823 if (smbc_getFunctionRemoveUnusedServer(context)(context,
824 srv)) {
825 /*
826 * We could not remove the
827 * server completely, remove
828 * it from the cache so we
829 * will not get it again. It
830 * will be removed when the
831 * last file/dir is closed.
832 */
833 smbc_getFunctionRemoveCachedServer(context)(context, srv);
834 }
835 }
836
837 errno = saved_errno;
838 TALLOC_FREE(frame);
839 return NULL;
840 }
841 }
842
843 }
844
845 DLIST_ADD(context->internal->files, dir);
846 TALLOC_FREE(frame);
847 return dir;
848
849 }
850
851 /*
852 * Routine to close a directory
853 */
854
855 int
856 SMBC_closedir_ctx(SMBCCTX *context,
857 SMBCFILE *dir)
858 {
859 TALLOC_CTX *frame = talloc_stackframe();
860
861 if (!context || !context->internal->initialized) {
862 errno = EINVAL;
863 TALLOC_FREE(frame);
864 return -1;
865 }
866
867 if (!dir || !SMBC_dlist_contains(context->internal->files, dir)) {
868 errno = EBADF;
869 TALLOC_FREE(frame);
870 return -1;
871 }
872
873 remove_dir(dir); /* Clean it up */
874
875 DLIST_REMOVE(context->internal->files, dir);
876
877 if (dir) {
878
879 SAFE_FREE(dir->fname);
880 SAFE_FREE(dir); /* Free the space too */
881 }
882
883 TALLOC_FREE(frame);
884 return 0;
885
886 }
887
888 static void
889 smbc_readdir_internal(SMBCCTX * context,
890 struct smbc_dirent *dest,
891 struct smbc_dirent *src,
892 int max_namebuf_len)
893 {
894 if (smbc_getOptionUrlEncodeReaddirEntries(context)) {
895
896 /* url-encode the name. get back remaining buffer space */
897 max_namebuf_len =
898 smbc_urlencode(dest->name, src->name, max_namebuf_len);
899
900 /* We now know the name length */
901 dest->namelen = strlen(dest->name);
902
903 /* Save the pointer to the beginning of the comment */
904 dest->comment = dest->name + dest->namelen + 1;
905
906 /* Copy the comment */
907 strncpy(dest->comment, src->comment, max_namebuf_len - 1);
908 dest->comment[max_namebuf_len - 1] = '\0';
909
910 /* Save other fields */
911 dest->smbc_type = src->smbc_type;
912 dest->commentlen = strlen(dest->comment);
913 dest->dirlen = ((dest->comment + dest->commentlen + 1) -
914 (char *) dest);
915 } else {
916
917 /* No encoding. Just copy the entry as is. */
918 memcpy(dest, src, src->dirlen);
919 dest->comment = (char *)(&dest->name + src->namelen + 1);
920 }
921
922 }
923
924 /*
925 * Routine to get a directory entry
926 */
927
928 struct smbc_dirent *
929 SMBC_readdir_ctx(SMBCCTX *context,
930 SMBCFILE *dir)
931 {
932 int maxlen;
933 struct smbc_dirent *dirp, *dirent;
934 TALLOC_CTX *frame = talloc_stackframe();
935
936 /* Check that all is ok first ... */
937
938 if (!context || !context->internal->initialized) {
939
940 errno = EINVAL;
941 DEBUG(0, ("Invalid context in SMBC_readdir_ctx()\n"));
942 TALLOC_FREE(frame);
943 return NULL;
944
945 }
946
947 if (!dir || !SMBC_dlist_contains(context->internal->files, dir)) {
948
949 errno = EBADF;
950 DEBUG(0, ("Invalid dir in SMBC_readdir_ctx()\n"));
951 TALLOC_FREE(frame);
952 return NULL;
953
954 }
955
956 if (dir->file != False) { /* FIXME, should be dir, perhaps */
957
958 errno = ENOTDIR;
959 DEBUG(0, ("Found file vs directory in SMBC_readdir_ctx()\n"));
960 TALLOC_FREE(frame);
961 return NULL;
962
963 }
964
965 if (!dir->dir_next) {
966 TALLOC_FREE(frame);
967 return NULL;
968 }
969
970 dirent = dir->dir_next->dirent;
971 if (!dirent) {
972
973 errno = ENOENT;
974 TALLOC_FREE(frame);
975 return NULL;
976
977 }
978
979 dirp = &context->internal->dirent;
980 maxlen = sizeof(context->internal->_dirent_name);
981
982 smbc_readdir_internal(context, dirp, dirent, maxlen);
983
984 dir->dir_next = dir->dir_next->next;
985
986 TALLOC_FREE(frame);
987 return dirp;
988 }
989
990 /*
991 * Routine to get directory entries
992 */
993
994 int
995 SMBC_getdents_ctx(SMBCCTX *context,
996 SMBCFILE *dir,
997 struct smbc_dirent *dirp,
998 int count)
999 {
1000 int rem = count;
1001 int reqd;
1002 int maxlen;
1003 char *ndir = (char *)dirp;
1004 struct smbc_dir_list *dirlist;
1005 TALLOC_CTX *frame = talloc_stackframe();
1006
1007 /* Check that all is ok first ... */
1008
1009 if (!context || !context->internal->initialized) {
1010
1011 errno = EINVAL;
1012 TALLOC_FREE(frame);
1013 return -1;
1014
1015 }
1016
1017 if (!dir || !SMBC_dlist_contains(context->internal->files, dir)) {
1018
1019 errno = EBADF;
1020 TALLOC_FREE(frame);
1021 return -1;
1022
1023 }
1024
1025 if (dir->file != False) { /* FIXME, should be dir, perhaps */
1026
1027 errno = ENOTDIR;
1028 TALLOC_FREE(frame);
1029 return -1;
1030
1031 }
1032
1033 /*
1034 * Now, retrieve the number of entries that will fit in what was passed
1035 * We have to figure out if the info is in the list, or we need to
1036 * send a request to the server to get the info.
1037 */
1038
1039 while ((dirlist = dir->dir_next)) {
1040 struct smbc_dirent *dirent;
1041
1042 if (!dirlist->dirent) {
1043
1044 errno = ENOENT; /* Bad error */
1045 TALLOC_FREE(frame);
1046 return -1;
1047
1048 }
1049
1050 /* Do urlencoding of next entry, if so selected */
1051 dirent = &context->internal->dirent;
1052 maxlen = sizeof(context->internal->_dirent_name);
1053 smbc_readdir_internal(context, dirent,
1054 dirlist->dirent, maxlen);
1055
1056 reqd = dirent->dirlen;
1057
1058 if (rem < reqd) {
1059
1060 if (rem < count) { /* We managed to copy something */
1061
1062 errno = 0;
1063 TALLOC_FREE(frame);
1064 return count - rem;
1065
1066 }
1067 else { /* Nothing copied ... */
1068
1069 errno = EINVAL; /* Not enough space ... */
1070 TALLOC_FREE(frame);
1071 return -1;
1072
1073 }
1074
1075 }
1076
1077 memcpy(ndir, dirent, reqd); /* Copy the data in ... */
1078
1079 ((struct smbc_dirent *)ndir)->comment =
1080 (char *)(&((struct smbc_dirent *)ndir)->name +
1081 dirent->namelen +
1082 1);
1083
1084 ndir += reqd;
1085
1086 rem -= reqd;
1087
1088 dir->dir_next = dirlist = dirlist -> next;
1089 }
1090
1091 TALLOC_FREE(frame);
1092
1093 if (rem == count)
1094 return 0;
1095 else
1096 return count - rem;
1097
1098 }
1099
1100 /*
1101 * Routine to create a directory ...
1102 */
1103
1104 int
1105 SMBC_mkdir_ctx(SMBCCTX *context,
1106 const char *fname,
1107 mode_t mode)
1108 {
1109 SMBCSRV *srv = NULL;
1110 char *server = NULL;
1111 char *share = NULL;
1112 char *user = NULL;
1113 char *password = NULL;
1114 char *workgroup = NULL;
1115 char *path = NULL;
1116 char *targetpath = NULL;
1117 struct cli_state *targetcli = NULL;
1118 TALLOC_CTX *frame = talloc_stackframe();
1119
1120 if (!context || !context->internal->initialized) {
1121 errno = EINVAL;
1122 TALLOC_FREE(frame);
1123 return -1;
1124 }
1125
1126 if (!fname) {
1127 errno = EINVAL;
1128 TALLOC_FREE(frame);
1129 return -1;
1130 }
1131
1132 DEBUG(4, ("smbc_mkdir(%s)\n", fname));
1133
1134 if (SMBC_parse_path(frame,
1135 context,
1136 fname,
1137 &workgroup,
1138 &server,
1139 &share,
1140 &path,
1141 &user,
1142 &password,
1143 NULL)) {
1144 errno = EINVAL;
1145 TALLOC_FREE(frame);
1146 return -1;
1147 }
1148
1149 if (!user || user[0] == (char)0) {
1150 user = talloc_strdup(frame, smbc_getUser(context));
1151 if (!user) {
1152 errno = ENOMEM;
1153 TALLOC_FREE(frame);
1154 return -1;
1155 }
1156 }
1157
1158 srv = SMBC_server(frame, context, True,
1159 server, share, &workgroup, &user, &password);
1160
1161 if (!srv) {
1162
1163 TALLOC_FREE(frame);
1164 return -1; /* errno set by SMBC_server */
1165
1166 }
1167
1168 /*d_printf(">>>mkdir: resolving %s\n", path);*/
1169 if (!cli_resolve_path(frame, "", srv->cli, path,
1170 &targetcli, &targetpath)) {
1171 d_printf("Could not resolve %s\n", path);
1172 TALLOC_FREE(frame);
1173 return -1;
1174 }
1175 /*d_printf(">>>mkdir: resolved path as %s\n", targetpath);*/
1176
1177 if (!cli_mkdir(targetcli, targetpath)) {
1178
1179 errno = SMBC_errno(context, targetcli);
1180 TALLOC_FREE(frame);
1181 return -1;
1182
1183 }
1184
1185 TALLOC_FREE(frame);
1186 return 0;
1187
1188 }
1189
1190 /*
1191 * Our list function simply checks to see if a directory is not empty
1192 */
1193
1194 static void
1195 rmdir_list_fn(const char *mnt,
1196 file_info *finfo,
1197 const char *mask,
1198 void *state)
1199 {
1200 if (strncmp(finfo->name, ".", 1) != 0 &&
1201 strncmp(finfo->name, "..", 2) != 0) {
1202 bool *smbc_rmdir_dirempty = (bool *)state;
1203 *smbc_rmdir_dirempty = false;
1204 }
1205 }
1206
1207 /*
1208 * Routine to remove a directory
1209 */
1210
1211 int
1212 SMBC_rmdir_ctx(SMBCCTX *context,
1213 const char *fname)
1214 {
1215 SMBCSRV *srv = NULL;
1216 char *server = NULL;
1217 char *share = NULL;
1218 char *user = NULL;
1219 char *password = NULL;
1220 char *workgroup = NULL;
1221 char *path = NULL;
1222 char *targetpath = NULL;
1223 struct cli_state *targetcli = NULL;
1224 TALLOC_CTX *frame = talloc_stackframe();
1225
1226 if (!context || !context->internal->initialized) {
1227 errno = EINVAL;
1228 TALLOC_FREE(frame);
1229 return -1;
1230 }
1231
1232 if (!fname) {
1233 errno = EINVAL;
1234 TALLOC_FREE(frame);
1235 return -1;
1236 }
1237
1238 DEBUG(4, ("smbc_rmdir(%s)\n", fname));
1239
1240 if (SMBC_parse_path(frame,
1241 context,
1242 fname,
1243 &workgroup,
1244 &server,
1245 &share,
1246 &path,
1247 &user,
1248 &password,
1249 NULL)) {
1250 errno = EINVAL;
1251 TALLOC_FREE(frame);
1252 return -1;
1253 }
1254
1255 if (!user || user[0] == (char)0) {
1256 user = talloc_strdup(frame, smbc_getUser(context));
1257 if (!user) {
1258 errno = ENOMEM;
1259 TALLOC_FREE(frame);
1260 return -1;
1261 }
1262 }
1263
1264 srv = SMBC_server(frame, context, True,
1265 server, share, &workgroup, &user, &password);
1266
1267 if (!srv) {
1268
1269 TALLOC_FREE(frame);
1270 return -1; /* errno set by SMBC_server */
1271
1272 }
1273
1274 /*d_printf(">>>rmdir: resolving %s\n", path);*/
1275 if (!cli_resolve_path(frame, "", srv->cli, path,
1276 &targetcli, &targetpath)) {
1277 d_printf("Could not resolve %s\n", path);
1278 TALLOC_FREE(frame);
1279 return -1;
1280 }
1281 /*d_printf(">>>rmdir: resolved path as %s\n", targetpath);*/
1282
1283
1284 if (!cli_rmdir(targetcli, targetpath)) {
1285
1286 errno = SMBC_errno(context, targetcli);
1287
1288 if (errno == EACCES) { /* Check if the dir empty or not */
1289
1290 /* Local storage to avoid buffer overflows */
1291 char *lpath;
1292 bool smbc_rmdir_dirempty = true;
1293
1294 lpath = talloc_asprintf(frame, "%s\\*",
1295 targetpath);
1296 if (!lpath) {
1297 errno = ENOMEM;
1298 TALLOC_FREE(frame);
1299 return -1;
1300 }
1301
1302 if (cli_list(targetcli, lpath,
1303 aDIR | aSYSTEM | aHIDDEN,
1304 rmdir_list_fn,
1305 &smbc_rmdir_dirempty) < 0) {
1306
1307 /* Fix errno to ignore latest error ... */
1308 DEBUG(5, ("smbc_rmdir: "
1309 "cli_list returned an error: %d\n",
1310 SMBC_errno(context, targetcli)));
1311 errno = EACCES;
1312
1313 }
1314
1315 if (smbc_rmdir_dirempty)
1316 errno = EACCES;
1317 else
1318 errno = ENOTEMPTY;
1319
1320 }
1321
1322 TALLOC_FREE(frame);
1323 return -1;
1324
1325 }
1326
1327 TALLOC_FREE(frame);
1328 return 0;
1329
1330 }
1331
1332 /*
1333 * Routine to return the current directory position
1334 */
1335
1336 off_t
1337 SMBC_telldir_ctx(SMBCCTX *context,
1338 SMBCFILE *dir)
1339 {
1340 TALLOC_CTX *frame = talloc_stackframe();
1341
1342 if (!context || !context->internal->initialized) {
1343
1344 errno = EINVAL;
1345 TALLOC_FREE(frame);
1346 return -1;
1347
1348 }
1349
1350 if (!dir || !SMBC_dlist_contains(context->internal->files, dir)) {
1351
1352 errno = EBADF;
1353 TALLOC_FREE(frame);
1354 return -1;
1355
1356 }
1357
1358 if (dir->file != False) { /* FIXME, should be dir, perhaps */
1359
1360 errno = ENOTDIR;
1361 TALLOC_FREE(frame);
1362 return -1;
1363
1364 }
1365
1366 /* See if we're already at the end. */
1367 if (dir->dir_next == NULL) {
1368 /* We are. */
1369 TALLOC_FREE(frame);
1370 return -1;
1371 }
1372
1373 /*
1374 * We return the pointer here as the offset
1375 */
1376 TALLOC_FREE(frame);
1377 return (off_t)(long)dir->dir_next->dirent;
1378 }
1379
1380 /*
1381 * A routine to run down the list and see if the entry is OK
1382 */
1383
1384 static struct smbc_dir_list *
1385 check_dir_ent(struct smbc_dir_list *list,
1386 struct smbc_dirent *dirent)
1387 {
1388
1389 /* Run down the list looking for what we want */
1390
1391 if (dirent) {
1392
1393 struct smbc_dir_list *tmp = list;
1394
1395 while (tmp) {
1396
1397 if (tmp->dirent == dirent)
1398 return tmp;
1399
1400 tmp = tmp->next;
1401
1402 }
1403
1404 }
1405
1406 return NULL; /* Not found, or an error */
1407
1408 }
1409
1410
1411 /*
1412 * Routine to seek on a directory
1413 */
1414
1415 int
1416 SMBC_lseekdir_ctx(SMBCCTX *context,
1417 SMBCFILE *dir,
1418 off_t offset)
1419 {
1420 long int l_offset = offset; /* Handle problems of size */
1421 struct smbc_dirent *dirent = (struct smbc_dirent *)l_offset;
1422 struct smbc_dir_list *list_ent = (struct smbc_dir_list *)NULL;
1423 TALLOC_CTX *frame = talloc_stackframe();
1424
1425 if (!context || !context->internal->initialized) {
1426
1427 errno = EINVAL;
1428 TALLOC_FREE(frame);
1429 return -1;
1430
1431 }
1432
1433 if (dir->file != False) { /* FIXME, should be dir, perhaps */
1434
1435 errno = ENOTDIR;
1436 TALLOC_FREE(frame);
1437 return -1;
1438
1439 }
1440
1441 /* Now, check what we were passed and see if it is OK ... */
1442
1443 if (dirent == NULL) { /* Seek to the begining of the list */
1444
1445 dir->dir_next = dir->dir_list;
1446 TALLOC_FREE(frame);
1447 return 0;
1448
1449 }
1450
1451 if (offset == -1) { /* Seek to the end of the list */
1452 dir->dir_next = NULL;
1453 TALLOC_FREE(frame);
1454 return 0;
1455 }
1456
1457 /* Now, run down the list and make sure that the entry is OK */
1458 /* This may need to be changed if we change the format of the list */
1459
1460 if ((list_ent = check_dir_ent(dir->dir_list, dirent)) == NULL) {
1461 errno = EINVAL; /* Bad entry */
1462 TALLOC_FREE(frame);
1463 return -1;
1464 }
1465
1466 dir->dir_next = list_ent;
1467
1468 TALLOC_FREE(frame);
1469 return 0;
1470 }
1471
1472 /*
1473 * Routine to fstat a dir
1474 */
1475
1476 int
1477 SMBC_fstatdir_ctx(SMBCCTX *context,
1478 SMBCFILE *dir,
1479 struct stat *st)
1480 {
1481
1482 if (!context || !context->internal->initialized) {
1483
1484 errno = EINVAL;
1485 return -1;
1486 }
1487
1488 /* No code yet ... */
1489 return 0;
1490 }
1491
1492 int
1493 SMBC_chmod_ctx(SMBCCTX *context,
1494 const char *fname,
1495 mode_t newmode)
1496 {
1497 SMBCSRV *srv = NULL;
1498 char *server = NULL;
1499 char *share = NULL;
1500 char *user = NULL;
1501 char *password = NULL;
1502 char *workgroup = NULL;
1503 char *path = NULL;
1504 uint16 mode;
1505 TALLOC_CTX *frame = talloc_stackframe();
1506
1507 if (!context || !context->internal->initialized) {
1508
1509 errno = EINVAL; /* Best I can think of ... */
1510 TALLOC_FREE(frame);
1511 return -1;
1512 }
1513
1514 if (!fname) {
1515 errno = EINVAL;
1516 TALLOC_FREE(frame);
1517 return -1;
1518 }
1519
1520 DEBUG(4, ("smbc_chmod(%s, 0%3o)\n", fname, newmode));
1521
1522 if (SMBC_parse_path(frame,
1523 context,
1524 fname,
1525 &workgroup,
1526 &server,
1527 &share,
1528 &path,
1529 &user,
1530 &password,
1531 NULL)) {
1532 errno = EINVAL;
1533 TALLOC_FREE(frame);
1534 return -1;
1535 }
1536
1537 if (!user || user[0] == (char)0) {
1538 user = talloc_strdup(frame, smbc_getUser(context));
1539 if (!user) {
1540 errno = ENOMEM;
1541 TALLOC_FREE(frame);
1542 return -1;
1543 }
1544 }
1545
1546 srv = SMBC_server(frame, context, True,
1547 server, share, &workgroup, &user, &password);
1548
1549 if (!srv) {
1550 TALLOC_FREE(frame);
1551 return -1; /* errno set by SMBC_server */
1552 }
1553
1554 mode = 0;
1555
1556 if (!(newmode & (S_IWUSR | S_IWGRP | S_IWOTH))) mode |= aRONLY;
1557 if ((newmode & S_IXUSR) && lp_map_archive(-1)) mode |= aARCH;
1558 if ((newmode & S_IXGRP) && lp_map_system(-1)) mode |= aSYSTEM;
1559 if ((newmode & S_IXOTH) && lp_map_hidden(-1)) mode |= aHIDDEN;
1560
1561 if (!cli_setatr(srv->cli, path, mode, 0)) {
1562 errno = SMBC_errno(context, srv->cli);
1563 TALLOC_FREE(frame);
1564 return -1;
1565 }
1566
1567 TALLOC_FREE(frame);
1568 return 0;
1569 }
1570
1571 int
1572 SMBC_utimes_ctx(SMBCCTX *context,
1573 const char *fname,
1574 struct timeval *tbuf)
1575 {
1576 SMBCSRV *srv = NULL;
1577 char *server = NULL;
1578 char *share = NULL;
1579 char *user = NULL;
1580 char *password = NULL;
1581 char *workgroup = NULL;
1582 char *path = NULL;
1583 time_t access_time;
1584 time_t write_time;
1585 TALLOC_CTX *frame = talloc_stackframe();
1586
1587 if (!context || !context->internal->initialized) {
1588
1589 errno = EINVAL; /* Best I can think of ... */
1590 TALLOC_FREE(frame);
1591 return -1;
1592 }
1593
1594 if (!fname) {
1595 errno = EINVAL;
1596 TALLOC_FREE(frame);
1597 return -1;
1598 }
1599
1600 if (tbuf == NULL) {
1601 access_time = write_time = time(NULL);
1602 } else {
1603 access_time = tbuf[0].tv_sec;
1604 write_time = tbuf[1].tv_sec;
1605 }
1606
1607 if (DEBUGLVL(4)) {
1608 char *p;
1609 char atimebuf[32];
1610 char mtimebuf[32];
1611
1612 strncpy(atimebuf, ctime(&access_time), sizeof(atimebuf) - 1);
1613 atimebuf[sizeof(atimebuf) - 1] = '\0';
1614 if ((p = strchr(atimebuf, '\n')) != NULL) {
1615 *p = '\0';
1616 }
1617
1618 strncpy(mtimebuf, ctime(&write_time), sizeof(mtimebuf) - 1);
1619 mtimebuf[sizeof(mtimebuf) - 1] = '\0';
1620 if ((p = strchr(mtimebuf, '\n')) != NULL) {
1621 *p = '\0';
1622 }
1623
1624 dbgtext("smbc_utimes(%s, atime = %s mtime = %s)\n",
1625 fname, atimebuf, mtimebuf);
1626 }
1627
1628 if (SMBC_parse_path(frame,
1629 context,
1630 fname,
1631 &workgroup,
1632 &server,
1633 &share,
1634 &path,
1635 &user,
1636 &password,
1637 NULL)) {
1638 errno = EINVAL;
1639 TALLOC_FREE(frame);
1640 return -1;
1641 }
1642
1643 if (!user || user[0] == (char)0) {
1644 user = talloc_strdup(frame, smbc_getUser(context));
1645 if (!user) {
1646 errno = ENOMEM;
1647 TALLOC_FREE(frame);
1648 return -1;
1649 }
1650 }
1651
1652 srv = SMBC_server(frame, context, True,
1653 server, share, &workgroup, &user, &password);
1654
1655 if (!srv) {
1656 TALLOC_FREE(frame);
1657 return -1; /* errno set by SMBC_server */
1658 }
1659
1660 if (!SMBC_setatr(context, srv, path,
1661 0, access_time, write_time, 0, 0)) {
1662 TALLOC_FREE(frame);
1663 return -1; /* errno set by SMBC_setatr */
1664 }
1665
1666 TALLOC_FREE(frame);
1667 return 0;
1668 }
1669
1670 /*
1671 * Routine to unlink() a file
1672 */
1673
1674 int
1675 SMBC_unlink_ctx(SMBCCTX *context,
1676 const char *fname)
1677 {
1678 char *server = NULL;
1679 char *share = NULL;
1680 char *user = NULL;
1681 char *password = NULL;
1682 char *workgroup = NULL;
1683 char *path = NULL;
1684 char *targetpath = NULL;
1685 struct cli_state *targetcli = NULL;
1686 SMBCSRV *srv = NULL;
1687 TALLOC_CTX *frame = talloc_stackframe();
1688
1689 if (!context || !context->internal->initialized) {
1690
1691 errno = EINVAL; /* Best I can think of ... */
1692 TALLOC_FREE(frame);
1693 return -1;
1694
1695 }
1696
1697 if (!fname) {
1698 errno = EINVAL;
1699 TALLOC_FREE(frame);
1700 return -1;
1701
1702 }
1703
1704 if (SMBC_parse_path(frame,
1705 context,
1706 fname,
1707 &workgroup,
1708 &server,
1709 &share,
1710 &path,
1711 &user,
1712 &password,
1713 NULL)) {
1714 errno = EINVAL;
1715 TALLOC_FREE(frame);
1716 return -1;
1717 }
1718
1719 if (!user || user[0] == (char)0) {
1720 user = talloc_strdup(frame, smbc_getUser(context));
1721 if (!user) {
1722 errno = ENOMEM;
1723 TALLOC_FREE(frame);
1724 return -1;
1725 }
1726 }
1727
1728 srv = SMBC_server(frame, context, True,
1729 server, share, &workgroup, &user, &password);
1730
1731 if (!srv) {
1732 TALLOC_FREE(frame);
1733 return -1; /* SMBC_server sets errno */
1734
1735 }
1736
1737 /*d_printf(">>>unlink: resolving %s\n", path);*/
1738 if (!cli_resolve_path(frame, "", srv->cli, path,
1739 &targetcli, &targetpath)) {
1740 d_printf("Could not resolve %s\n", path);
1741 TALLOC_FREE(frame);
1742 return -1;
1743 }
1744 /*d_printf(">>>unlink: resolved path as %s\n", targetpath);*/
1745
1746 if (!cli_unlink(targetcli, targetpath)) {
1747
1748 errno = SMBC_errno(context, targetcli);
1749
1750 if (errno == EACCES) { /* Check if the file is a directory */
1751
1752 int saverr = errno;
1753 SMB_OFF_T size = 0;
1754 uint16 mode = 0;
1755 struct timespec write_time_ts;
1756 struct timespec access_time_ts;
1757 struct timespec change_time_ts;
1758 SMB_INO_T ino = 0;
1759
1760 if (!SMBC_getatr(context, srv, path, &mode, &size,
1761 NULL,
1762 &access_time_ts,
1763 &write_time_ts,
1764 &change_time_ts,
1765 &ino)) {
1766
1767 /* Hmmm, bad error ... What? */
1768
1769 errno = SMBC_errno(context, targetcli);
1770 TALLOC_FREE(frame);
1771 return -1;
1772
1773 }
1774 else {
1775
1776 if (IS_DOS_DIR(mode))
1777 errno = EISDIR;
1778 else
1779 errno = saverr; /* Restore this */
1780
1781 }
1782 }
1783
1784 TALLOC_FREE(frame);
1785 return -1;
1786
1787 }
1788
1789 TALLOC_FREE(frame);
1790 return 0; /* Success ... */
1791
1792 }
1793
1794 /*
1795 * Routine to rename() a file
1796 */
1797
1798 int
1799 SMBC_rename_ctx(SMBCCTX *ocontext,
1800 const char *oname,
1801 SMBCCTX *ncontext,
1802 const char *nname)
1803 {
1804 char *server1 = NULL;
1805 char *share1 = NULL;
1806 char *server2 = NULL;
1807 char *share2 = NULL;
1808 char *user1 = NULL;
1809 char *user2 = NULL;
1810 char *password1 = NULL;
1811 char *password2 = NULL;
1812 char *workgroup = NULL;
1813 char *path1 = NULL;
1814 char *path2 = NULL;
1815 char *targetpath1 = NULL;
1816 char *targetpath2 = NULL;
1817 struct cli_state *targetcli1 = NULL;
1818 struct cli_state *targetcli2 = NULL;
1819 SMBCSRV *srv = NULL;
1820 TALLOC_CTX *frame = talloc_stackframe();
1821
1822 if (!ocontext || !ncontext ||
1823 !ocontext->internal->initialized ||
1824 !ncontext->internal->initialized) {
1825
1826 errno = EINVAL; /* Best I can think of ... */
1827 TALLOC_FREE(frame);
1828 return -1;
1829 }
1830
1831 if (!oname || !nname) {
1832 errno = EINVAL;
1833 TALLOC_FREE(frame);
1834 return -1;
1835 }
1836
1837 DEBUG(4, ("smbc_rename(%s,%s)\n", oname, nname));
1838
1839 if (SMBC_parse_path(frame,
1840 ocontext,
1841 oname,
1842 &workgroup,
1843 &server1,
1844 &share1,
1845 &path1,
1846 &user1,
1847 &password1,
1848 NULL)) {
1849 errno = EINVAL;
1850 TALLOC_FREE(frame);
1851 return -1;
1852 }
1853
1854 if (!user1 || user1[0] == (char)0) {
1855 user1 = talloc_strdup(frame, smbc_getUser(ocontext));
1856 if (!user1) {
1857 errno = ENOMEM;
1858 TALLOC_FREE(frame);
1859 return -1;
1860 }
1861 }
1862
1863 if (SMBC_parse_path(frame,
1864 ncontext,
1865 nname,
1866 NULL,
1867 &server2,
1868 &share2,
1869 &path2,
1870 &user2,
1871 &password2,
1872 NULL)) {
1873 errno = EINVAL;
1874 TALLOC_FREE(frame);
1875 return -1;
1876 }
1877
1878 if (!user2 || user2[0] == (char)0) {
1879 user2 = talloc_strdup(frame, smbc_getUser(ncontext));
1880 if (!user2) {
1881 errno = ENOMEM;
1882 TALLOC_FREE(frame);
1883 return -1;
1884 }
1885 }
1886
1887 if (strcmp(server1, server2) || strcmp(share1, share2) ||
1888 strcmp(user1, user2)) {
1889 /* Can't rename across file systems, or users?? */
1890 errno = EXDEV;
1891 TALLOC_FREE(frame);
1892 return -1;
1893 }
1894
1895 srv = SMBC_server(frame, ocontext, True,
1896 server1, share1, &workgroup, &user1, &password1);
1897 if (!srv) {
1898 TALLOC_FREE(frame);
1899 return -1;
1900
1901 }
1902
1903 /*d_printf(">>>rename: resolving %s\n", path1);*/
1904 if (!cli_resolve_path(frame, "", srv->cli, path1,
1905 &targetcli1, &targetpath1)) {
1906 d_printf("Could not resolve %s\n", path1);
1907 TALLOC_FREE(frame);
1908 return -1;
1909 }
1910 /*d_printf(">>>rename: resolved path as %s\n", targetpath1);*/
1911 /*d_printf(">>>rename: resolving %s\n", path2);*/
1912 if (!cli_resolve_path(frame, "", srv->cli, path2,
1913 &targetcli2, &targetpath2)) {
1914 d_printf("Could not resolve %s\n", path2);
1915 TALLOC_FREE(frame);
1916 return -1;
1917 }
1918 /*d_printf(">>>rename: resolved path as %s\n", targetpath2);*/
1919
1920 if (strcmp(targetcli1->desthost, targetcli2->desthost) ||
1921 strcmp(targetcli1->share, targetcli2->share))
1922 {
1923 /* can't rename across file systems */
1924 errno = EXDEV;
1925 TALLOC_FREE(frame);
1926 return -1;
1927 }
1928
1929 if (!cli_rename(targetcli1, targetpath1, targetpath2)) {
1930 int eno = SMBC_errno(ocontext, targetcli1);
1931
1932 if (eno != EEXIST ||
1933 !cli_unlink(targetcli1, targetpath2) ||
1934 !cli_rename(targetcli1, targetpath1, targetpath2)) {
1935
1936 errno = eno;
1937 TALLOC_FREE(frame);
1938 return -1;
1939
1940 }
1941 }
1942
1943 TALLOC_FREE(frame);
1944 return 0; /* Success */
1945 }
1946
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