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s3: Add an async smbsock_connect
[Samba.git] / source3 / libsmb / libsmb_dir.c
blob3884f23735f244163d0a884ed70050fb7fac4a15
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 < info_ctr.ctr.ctr1->count; 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 * "server" is actually a workgroup name,
622 * not a server. Make this clear.
623 */
624 char *wgroup = server;
625 fstring buserver;
626
627 dir->dir_type = SMBC_SERVER;
628
629 /*
630 * Get the backup list ...
631 */
632 if (!name_status_find(wgroup, 0, 0,
633 &rem_ss, buserver)) {
634 char addr[INET6_ADDRSTRLEN];
635
636 print_sockaddr(addr, sizeof(addr), &rem_ss);
637 DEBUG(0,("Could not get name of "
638 "local/domain master browser "
639 "for workgroup %s fro m"
640 "address %s\n",
641 wgroup,
642 addr));
643 if (dir) {
644 SAFE_FREE(dir->fname);
645 SAFE_FREE(dir);
646 }
647 errno = EPERM;
648 TALLOC_FREE(frame);
649 return NULL;
650
651 }
652
653 /*
654 * Get a connection to IPC$ on the server if
655 * we do not already have one
656 */
657 srv = SMBC_server(frame, context, True,
658 buserver, "IPC$",
659 &workgroup,
660 &user, &password);
661 if (!srv) {
662 DEBUG(0, ("got no contact to IPC$\n"));
663 if (dir) {
664 SAFE_FREE(dir->fname);
665 SAFE_FREE(dir);
666 }
667 TALLOC_FREE(frame);
668 return NULL;
669
670 }
671
672 dir->srv = srv;
673
674 /* Now, list the servers ... */
675 if (!cli_NetServerEnum(srv->cli, wgroup,
676 0x0000FFFE, list_fn,
677 (void *)dir)) {
678
679 if (dir) {
680 SAFE_FREE(dir->fname);
681 SAFE_FREE(dir);
682 }
683 TALLOC_FREE(frame);
684 return NULL;
685 }
686 } else if (srv ||
687 (resolve_name(server, &rem_ss, 0x20))) {
688
689 /*
690 * If we hadn't found the server, get one now
691 */
692 if (!srv) {
693 srv = SMBC_server(frame, context, True,
694 server, "IPC$",
695 &workgroup,
696 &user, &password);
697 }
698
699 if (!srv) {
700 if (dir) {
701 SAFE_FREE(dir->fname);
702 SAFE_FREE(dir);
703 }
704 TALLOC_FREE(frame);
705 return NULL;
706
707 }
708
709 dir->dir_type = SMBC_FILE_SHARE;
710 dir->srv = srv;
711
712 /* List the shares ... */
713
714 if (net_share_enum_rpc(
715 srv->cli,
716 list_fn,
717 (void *) dir) < 0 &&
718 cli_RNetShareEnum(
719 srv->cli,
720 list_fn,
721 (void *)dir) < 0) {
722
723 errno = cli_errno(srv->cli);
724 if (dir) {
725 SAFE_FREE(dir->fname);
726 SAFE_FREE(dir);
727 }
728 TALLOC_FREE(frame);
729 return NULL;
730
731 }
732 } else {
733 /* Neither the workgroup nor server exists */
734 errno = ECONNREFUSED;
735 if (dir) {
736 SAFE_FREE(dir->fname);
737 SAFE_FREE(dir);
738 }
739 TALLOC_FREE(frame);
740 return NULL;
741 }
742
743 }
744 else {
745 /*
746 * The server and share are specified ... work from
747 * there ...
748 */
749 char *targetpath;
750 struct cli_state *targetcli;
751
752 /* We connect to the server and list the directory */
753 dir->dir_type = SMBC_FILE_SHARE;
754
755 srv = SMBC_server(frame, context, True, server, share,
756 &workgroup, &user, &password);
757
758 if (!srv) {
759 if (dir) {
760 SAFE_FREE(dir->fname);
761 SAFE_FREE(dir);
762 }
763 TALLOC_FREE(frame);
764 return NULL;
765 }
766
767 dir->srv = srv;
768
769 /* Now, list the files ... */
770
771 p = path + strlen(path);
772 path = talloc_asprintf_append(path, "\\*");
773 if (!path) {
774 if (dir) {
775 SAFE_FREE(dir->fname);
776 SAFE_FREE(dir);
777 }
778 TALLOC_FREE(frame);
779 return NULL;
780 }
781
782 if (!cli_resolve_path(frame, "", context->internal->auth_info,
783 srv->cli, path,
784 &targetcli, &targetpath)) {
785 d_printf("Could not resolve %s\n", path);
786 if (dir) {
787 SAFE_FREE(dir->fname);
788 SAFE_FREE(dir);
789 }
790 TALLOC_FREE(frame);
791 return NULL;
792 }
793
794 if (cli_list(targetcli, targetpath,
795 aDIR | aSYSTEM | aHIDDEN,
796 dir_list_fn, (void *)dir) < 0) {
797
798 if (dir) {
799 SAFE_FREE(dir->fname);
800 SAFE_FREE(dir);
801 }
802 saved_errno = SMBC_errno(context, targetcli);
803
804 if (saved_errno == EINVAL) {
805 /*
806 * See if they asked to opendir
807 * something other than a directory.
808 * If so, the converted error value we
809 * got would have been EINVAL rather
810 * than ENOTDIR.
811 */
812 *p = '\0'; /* restore original path */
813
814 if (SMBC_getatr(context, srv, path,
815 &mode, NULL,
816 NULL, NULL, NULL, NULL,
817 NULL) &&
818 ! IS_DOS_DIR(mode)) {
819
820 /* It is. Correct the error value */
821 saved_errno = ENOTDIR;
822 }
823 }
824
825 /*
826 * If there was an error and the server is no
827 * good any more...
828 */
829 if (cli_is_error(targetcli) &&
830 smbc_getFunctionCheckServer(context)(context, srv)) {
831
832 /* ... then remove it. */
833 if (smbc_getFunctionRemoveUnusedServer(context)(context,
834 srv)) {
835 /*
836 * We could not remove the
837 * server completely, remove
838 * it from the cache so we
839 * will not get it again. It
840 * will be removed when the
841 * last file/dir is closed.
842 */
843 smbc_getFunctionRemoveCachedServer(context)(context, srv);
844 }
845 }
846
847 errno = saved_errno;
848 TALLOC_FREE(frame);
849 return NULL;
850 }
851 }
852
853 }
854
855 DLIST_ADD(context->internal->files, dir);
856 TALLOC_FREE(frame);
857 return dir;
858
859 }
860
861 /*
862 * Routine to close a directory
863 */
864
865 int
866 SMBC_closedir_ctx(SMBCCTX *context,
867 SMBCFILE *dir)
868 {
869 TALLOC_CTX *frame = talloc_stackframe();
870
871 if (!context || !context->internal->initialized) {
872 errno = EINVAL;
873 TALLOC_FREE(frame);
874 return -1;
875 }
876
877 if (!dir || !SMBC_dlist_contains(context->internal->files, dir)) {
878 errno = EBADF;
879 TALLOC_FREE(frame);
880 return -1;
881 }
882
883 remove_dir(dir); /* Clean it up */
884
885 DLIST_REMOVE(context->internal->files, dir);
886
887 if (dir) {
888
889 SAFE_FREE(dir->fname);
890 SAFE_FREE(dir); /* Free the space too */
891 }
892
893 TALLOC_FREE(frame);
894 return 0;
895
896 }
897
898 static void
899 smbc_readdir_internal(SMBCCTX * context,
900 struct smbc_dirent *dest,
901 struct smbc_dirent *src,
902 int max_namebuf_len)
903 {
904 if (smbc_getOptionUrlEncodeReaddirEntries(context)) {
905
906 /* url-encode the name. get back remaining buffer space */
907 max_namebuf_len =
908 smbc_urlencode(dest->name, src->name, max_namebuf_len);
909
910 /* We now know the name length */
911 dest->namelen = strlen(dest->name);
912
913 /* Save the pointer to the beginning of the comment */
914 dest->comment = dest->name + dest->namelen + 1;
915
916 /* Copy the comment */
917 strncpy(dest->comment, src->comment, max_namebuf_len - 1);
918 dest->comment[max_namebuf_len - 1] = '\0';
919
920 /* Save other fields */
921 dest->smbc_type = src->smbc_type;
922 dest->commentlen = strlen(dest->comment);
923 dest->dirlen = ((dest->comment + dest->commentlen + 1) -
924 (char *) dest);
925 } else {
926
927 /* No encoding. Just copy the entry as is. */
928 memcpy(dest, src, src->dirlen);
929 dest->comment = (char *)(&dest->name + src->namelen + 1);
930 }
931
932 }
933
934 /*
935 * Routine to get a directory entry
936 */
937
938 struct smbc_dirent *
939 SMBC_readdir_ctx(SMBCCTX *context,
940 SMBCFILE *dir)
941 {
942 int maxlen;
943 struct smbc_dirent *dirp, *dirent;
944 TALLOC_CTX *frame = talloc_stackframe();
945
946 /* Check that all is ok first ... */
947
948 if (!context || !context->internal->initialized) {
949
950 errno = EINVAL;
951 DEBUG(0, ("Invalid context in SMBC_readdir_ctx()\n"));
952 TALLOC_FREE(frame);
953 return NULL;
954
955 }
956
957 if (!dir || !SMBC_dlist_contains(context->internal->files, dir)) {
958
959 errno = EBADF;
960 DEBUG(0, ("Invalid dir in SMBC_readdir_ctx()\n"));
961 TALLOC_FREE(frame);
962 return NULL;
963
964 }
965
966 if (dir->file != False) { /* FIXME, should be dir, perhaps */
967
968 errno = ENOTDIR;
969 DEBUG(0, ("Found file vs directory in SMBC_readdir_ctx()\n"));
970 TALLOC_FREE(frame);
971 return NULL;
972
973 }
974
975 if (!dir->dir_next) {
976 TALLOC_FREE(frame);
977 return NULL;
978 }
979
980 dirent = dir->dir_next->dirent;
981 if (!dirent) {
982
983 errno = ENOENT;
984 TALLOC_FREE(frame);
985 return NULL;
986
987 }
988
989 dirp = &context->internal->dirent;
990 maxlen = sizeof(context->internal->_dirent_name);
991
992 smbc_readdir_internal(context, dirp, dirent, maxlen);
993
994 dir->dir_next = dir->dir_next->next;
995
996 TALLOC_FREE(frame);
997 return dirp;
998 }
999
1000 /*
1001 * Routine to get directory entries
1002 */
1003
1004 int
1005 SMBC_getdents_ctx(SMBCCTX *context,
1006 SMBCFILE *dir,
1007 struct smbc_dirent *dirp,
1008 int count)
1009 {
1010 int rem = count;
1011 int reqd;
1012 int maxlen;
1013 char *ndir = (char *)dirp;
1014 struct smbc_dir_list *dirlist;
1015 TALLOC_CTX *frame = talloc_stackframe();
1016
1017 /* Check that all is ok first ... */
1018
1019 if (!context || !context->internal->initialized) {
1020
1021 errno = EINVAL;
1022 TALLOC_FREE(frame);
1023 return -1;
1024
1025 }
1026
1027 if (!dir || !SMBC_dlist_contains(context->internal->files, dir)) {
1028
1029 errno = EBADF;
1030 TALLOC_FREE(frame);
1031 return -1;
1032
1033 }
1034
1035 if (dir->file != False) { /* FIXME, should be dir, perhaps */
1036
1037 errno = ENOTDIR;
1038 TALLOC_FREE(frame);
1039 return -1;
1040
1041 }
1042
1043 /*
1044 * Now, retrieve the number of entries that will fit in what was passed
1045 * We have to figure out if the info is in the list, or we need to
1046 * send a request to the server to get the info.
1047 */
1048
1049 while ((dirlist = dir->dir_next)) {
1050 struct smbc_dirent *dirent;
1051
1052 if (!dirlist->dirent) {
1053
1054 errno = ENOENT; /* Bad error */
1055 TALLOC_FREE(frame);
1056 return -1;
1057
1058 }
1059
1060 /* Do urlencoding of next entry, if so selected */
1061 dirent = &context->internal->dirent;
1062 maxlen = sizeof(context->internal->_dirent_name);
1063 smbc_readdir_internal(context, dirent,
1064 dirlist->dirent, maxlen);
1065
1066 reqd = dirent->dirlen;
1067
1068 if (rem < reqd) {
1069
1070 if (rem < count) { /* We managed to copy something */
1071
1072 errno = 0;
1073 TALLOC_FREE(frame);
1074 return count - rem;
1075
1076 }
1077 else { /* Nothing copied ... */
1078
1079 errno = EINVAL; /* Not enough space ... */
1080 TALLOC_FREE(frame);
1081 return -1;
1082
1083 }
1084
1085 }
1086
1087 memcpy(ndir, dirent, reqd); /* Copy the data in ... */
1088
1089 ((struct smbc_dirent *)ndir)->comment =
1090 (char *)(&((struct smbc_dirent *)ndir)->name +
1091 dirent->namelen +
1092 1);
1093
1094 ndir += reqd;
1095
1096 rem -= reqd;
1097
1098 dir->dir_next = dirlist = dirlist -> next;
1099 }
1100
1101 TALLOC_FREE(frame);
1102
1103 if (rem == count)
1104 return 0;
1105 else
1106 return count - rem;
1107
1108 }
1109
1110 /*
1111 * Routine to create a directory ...
1112 */
1113
1114 int
1115 SMBC_mkdir_ctx(SMBCCTX *context,
1116 const char *fname,
1117 mode_t mode)
1118 {
1119 SMBCSRV *srv = NULL;
1120 char *server = NULL;
1121 char *share = NULL;
1122 char *user = NULL;
1123 char *password = NULL;
1124 char *workgroup = NULL;
1125 char *path = NULL;
1126 char *targetpath = NULL;
1127 struct cli_state *targetcli = NULL;
1128 TALLOC_CTX *frame = talloc_stackframe();
1129
1130 if (!context || !context->internal->initialized) {
1131 errno = EINVAL;
1132 TALLOC_FREE(frame);
1133 return -1;
1134 }
1135
1136 if (!fname) {
1137 errno = EINVAL;
1138 TALLOC_FREE(frame);
1139 return -1;
1140 }
1141
1142 DEBUG(4, ("smbc_mkdir(%s)\n", fname));
1143
1144 if (SMBC_parse_path(frame,
1145 context,
1146 fname,
1147 &workgroup,
1148 &server,
1149 &share,
1150 &path,
1151 &user,
1152 &password,
1153 NULL)) {
1154 errno = EINVAL;
1155 TALLOC_FREE(frame);
1156 return -1;
1157 }
1158
1159 if (!user || user[0] == (char)0) {
1160 user = talloc_strdup(frame, smbc_getUser(context));
1161 if (!user) {
1162 errno = ENOMEM;
1163 TALLOC_FREE(frame);
1164 return -1;
1165 }
1166 }
1167
1168 srv = SMBC_server(frame, context, True,
1169 server, share, &workgroup, &user, &password);
1170
1171 if (!srv) {
1172
1173 TALLOC_FREE(frame);
1174 return -1; /* errno set by SMBC_server */
1175
1176 }
1177
1178 /*d_printf(">>>mkdir: resolving %s\n", path);*/
1179 if (!cli_resolve_path(frame, "", context->internal->auth_info,
1180 srv->cli, path,
1181 &targetcli, &targetpath)) {
1182 d_printf("Could not resolve %s\n", path);
1183 errno = ENOENT;
1184 TALLOC_FREE(frame);
1185 return -1;
1186 }
1187 /*d_printf(">>>mkdir: resolved path as %s\n", targetpath);*/
1188
1189 if (!cli_mkdir(targetcli, targetpath)) {
1190
1191 errno = SMBC_errno(context, targetcli);
1192 TALLOC_FREE(frame);
1193 return -1;
1194
1195 }
1196
1197 TALLOC_FREE(frame);
1198 return 0;
1199
1200 }
1201
1202 /*
1203 * Our list function simply checks to see if a directory is not empty
1204 */
1205
1206 static void
1207 rmdir_list_fn(const char *mnt,
1208 file_info *finfo,
1209 const char *mask,
1210 void *state)
1211 {
1212 if (strncmp(finfo->name, ".", 1) != 0 &&
1213 strncmp(finfo->name, "..", 2) != 0) {
1214 bool *smbc_rmdir_dirempty = (bool *)state;
1215 *smbc_rmdir_dirempty = false;
1216 }
1217 }
1218
1219 /*
1220 * Routine to remove a directory
1221 */
1222
1223 int
1224 SMBC_rmdir_ctx(SMBCCTX *context,
1225 const char *fname)
1226 {
1227 SMBCSRV *srv = NULL;
1228 char *server = NULL;
1229 char *share = NULL;
1230 char *user = NULL;
1231 char *password = NULL;
1232 char *workgroup = NULL;
1233 char *path = NULL;
1234 char *targetpath = NULL;
1235 struct cli_state *targetcli = NULL;
1236 TALLOC_CTX *frame = talloc_stackframe();
1237
1238 if (!context || !context->internal->initialized) {
1239 errno = EINVAL;
1240 TALLOC_FREE(frame);
1241 return -1;
1242 }
1243
1244 if (!fname) {
1245 errno = EINVAL;
1246 TALLOC_FREE(frame);
1247 return -1;
1248 }
1249
1250 DEBUG(4, ("smbc_rmdir(%s)\n", fname));
1251
1252 if (SMBC_parse_path(frame,
1253 context,
1254 fname,
1255 &workgroup,
1256 &server,
1257 &share,
1258 &path,
1259 &user,
1260 &password,
1261 NULL)) {
1262 errno = EINVAL;
1263 TALLOC_FREE(frame);
1264 return -1;
1265 }
1266
1267 if (!user || user[0] == (char)0) {
1268 user = talloc_strdup(frame, smbc_getUser(context));
1269 if (!user) {
1270 errno = ENOMEM;
1271 TALLOC_FREE(frame);
1272 return -1;
1273 }
1274 }
1275
1276 srv = SMBC_server(frame, context, True,
1277 server, share, &workgroup, &user, &password);
1278
1279 if (!srv) {
1280
1281 TALLOC_FREE(frame);
1282 return -1; /* errno set by SMBC_server */
1283
1284 }
1285
1286 /*d_printf(">>>rmdir: resolving %s\n", path);*/
1287 if (!cli_resolve_path(frame, "", context->internal->auth_info,
1288 srv->cli, path,
1289 &targetcli, &targetpath)) {
1290 d_printf("Could not resolve %s\n", path);
1291 errno = ENOENT;
1292 TALLOC_FREE(frame);
1293 return -1;
1294 }
1295 /*d_printf(">>>rmdir: resolved path as %s\n", targetpath);*/
1296
1297
1298 if (!cli_rmdir(targetcli, targetpath)) {
1299
1300 errno = SMBC_errno(context, targetcli);
1301
1302 if (errno == EACCES) { /* Check if the dir empty or not */
1303
1304 /* Local storage to avoid buffer overflows */
1305 char *lpath;
1306 bool smbc_rmdir_dirempty = true;
1307
1308 lpath = talloc_asprintf(frame, "%s\\*",
1309 targetpath);
1310 if (!lpath) {
1311 errno = ENOMEM;
1312 TALLOC_FREE(frame);
1313 return -1;
1314 }
1315
1316 if (cli_list(targetcli, lpath,
1317 aDIR | aSYSTEM | aHIDDEN,
1318 rmdir_list_fn,
1319 &smbc_rmdir_dirempty) < 0) {
1320
1321 /* Fix errno to ignore latest error ... */
1322 DEBUG(5, ("smbc_rmdir: "
1323 "cli_list returned an error: %d\n",
1324 SMBC_errno(context, targetcli)));
1325 errno = EACCES;
1326
1327 }
1328
1329 if (smbc_rmdir_dirempty)
1330 errno = EACCES;
1331 else
1332 errno = ENOTEMPTY;
1333
1334 }
1335
1336 TALLOC_FREE(frame);
1337 return -1;
1338
1339 }
1340
1341 TALLOC_FREE(frame);
1342 return 0;
1343
1344 }
1345
1346 /*
1347 * Routine to return the current directory position
1348 */
1349
1350 off_t
1351 SMBC_telldir_ctx(SMBCCTX *context,
1352 SMBCFILE *dir)
1353 {
1354 TALLOC_CTX *frame = talloc_stackframe();
1355
1356 if (!context || !context->internal->initialized) {
1357
1358 errno = EINVAL;
1359 TALLOC_FREE(frame);
1360 return -1;
1361
1362 }
1363
1364 if (!dir || !SMBC_dlist_contains(context->internal->files, dir)) {
1365
1366 errno = EBADF;
1367 TALLOC_FREE(frame);
1368 return -1;
1369
1370 }
1371
1372 if (dir->file != False) { /* FIXME, should be dir, perhaps */
1373
1374 errno = ENOTDIR;
1375 TALLOC_FREE(frame);
1376 return -1;
1377
1378 }
1379
1380 /* See if we're already at the end. */
1381 if (dir->dir_next == NULL) {
1382 /* We are. */
1383 TALLOC_FREE(frame);
1384 return -1;
1385 }
1386
1387 /*
1388 * We return the pointer here as the offset
1389 */
1390 TALLOC_FREE(frame);
1391 return (off_t)(long)dir->dir_next->dirent;
1392 }
1393
1394 /*
1395 * A routine to run down the list and see if the entry is OK
1396 */
1397
1398 static struct smbc_dir_list *
1399 check_dir_ent(struct smbc_dir_list *list,
1400 struct smbc_dirent *dirent)
1401 {
1402
1403 /* Run down the list looking for what we want */
1404
1405 if (dirent) {
1406
1407 struct smbc_dir_list *tmp = list;
1408
1409 while (tmp) {
1410
1411 if (tmp->dirent == dirent)
1412 return tmp;
1413
1414 tmp = tmp->next;
1415
1416 }
1417
1418 }
1419
1420 return NULL; /* Not found, or an error */
1421
1422 }
1423
1424
1425 /*
1426 * Routine to seek on a directory
1427 */
1428
1429 int
1430 SMBC_lseekdir_ctx(SMBCCTX *context,
1431 SMBCFILE *dir,
1432 off_t offset)
1433 {
1434 long int l_offset = offset; /* Handle problems of size */
1435 struct smbc_dirent *dirent = (struct smbc_dirent *)l_offset;
1436 struct smbc_dir_list *list_ent = (struct smbc_dir_list *)NULL;
1437 TALLOC_CTX *frame = talloc_stackframe();
1438
1439 if (!context || !context->internal->initialized) {
1440
1441 errno = EINVAL;
1442 TALLOC_FREE(frame);
1443 return -1;
1444
1445 }
1446
1447 if (dir->file != False) { /* FIXME, should be dir, perhaps */
1448
1449 errno = ENOTDIR;
1450 TALLOC_FREE(frame);
1451 return -1;
1452
1453 }
1454
1455 /* Now, check what we were passed and see if it is OK ... */
1456
1457 if (dirent == NULL) { /* Seek to the begining of the list */
1458
1459 dir->dir_next = dir->dir_list;
1460 TALLOC_FREE(frame);
1461 return 0;
1462
1463 }
1464
1465 if (offset == -1) { /* Seek to the end of the list */
1466 dir->dir_next = NULL;
1467 TALLOC_FREE(frame);
1468 return 0;
1469 }
1470
1471 /* Now, run down the list and make sure that the entry is OK */
1472 /* This may need to be changed if we change the format of the list */
1473
1474 if ((list_ent = check_dir_ent(dir->dir_list, dirent)) == NULL) {
1475 errno = EINVAL; /* Bad entry */
1476 TALLOC_FREE(frame);
1477 return -1;
1478 }
1479
1480 dir->dir_next = list_ent;
1481
1482 TALLOC_FREE(frame);
1483 return 0;
1484 }
1485
1486 /*
1487 * Routine to fstat a dir
1488 */
1489
1490 int
1491 SMBC_fstatdir_ctx(SMBCCTX *context,
1492 SMBCFILE *dir,
1493 struct stat *st)
1494 {
1495
1496 if (!context || !context->internal->initialized) {
1497
1498 errno = EINVAL;
1499 return -1;
1500 }
1501
1502 /* No code yet ... */
1503 return 0;
1504 }
1505
1506 int
1507 SMBC_chmod_ctx(SMBCCTX *context,
1508 const char *fname,
1509 mode_t newmode)
1510 {
1511 SMBCSRV *srv = NULL;
1512 char *server = NULL;
1513 char *share = NULL;
1514 char *user = NULL;
1515 char *password = NULL;
1516 char *workgroup = NULL;
1517 char *targetpath = NULL;
1518 struct cli_state *targetcli = NULL;
1519 char *path = NULL;
1520 uint16 mode;
1521 TALLOC_CTX *frame = talloc_stackframe();
1522
1523 if (!context || !context->internal->initialized) {
1524
1525 errno = EINVAL; /* Best I can think of ... */
1526 TALLOC_FREE(frame);
1527 return -1;
1528 }
1529
1530 if (!fname) {
1531 errno = EINVAL;
1532 TALLOC_FREE(frame);
1533 return -1;
1534 }
1535
1536 DEBUG(4, ("smbc_chmod(%s, 0%3o)\n", fname, (unsigned int)newmode));
1537
1538 if (SMBC_parse_path(frame,
1539 context,
1540 fname,
1541 &workgroup,
1542 &server,
1543 &share,
1544 &path,
1545 &user,
1546 &password,
1547 NULL)) {
1548 errno = EINVAL;
1549 TALLOC_FREE(frame);
1550 return -1;
1551 }
1552
1553 if (!user || user[0] == (char)0) {
1554 user = talloc_strdup(frame, smbc_getUser(context));
1555 if (!user) {
1556 errno = ENOMEM;
1557 TALLOC_FREE(frame);
1558 return -1;
1559 }
1560 }
1561
1562 srv = SMBC_server(frame, context, True,
1563 server, share, &workgroup, &user, &password);
1564
1565 if (!srv) {
1566 TALLOC_FREE(frame);
1567 return -1; /* errno set by SMBC_server */
1568 }
1569
1570 /*d_printf(">>>unlink: resolving %s\n", path);*/
1571 if (!cli_resolve_path(frame, "", context->internal->auth_info,
1572 srv->cli, path,
1573 &targetcli, &targetpath)) {
1574 d_printf("Could not resolve %s\n", path);
1575 errno = ENOENT;
1576 TALLOC_FREE(frame);
1577 return -1;
1578 }
1579
1580 mode = 0;
1581
1582 if (!(newmode & (S_IWUSR | S_IWGRP | S_IWOTH))) mode |= aRONLY;
1583 if ((newmode & S_IXUSR) && lp_map_archive(-1)) mode |= aARCH;
1584 if ((newmode & S_IXGRP) && lp_map_system(-1)) mode |= aSYSTEM;
1585 if ((newmode & S_IXOTH) && lp_map_hidden(-1)) mode |= aHIDDEN;
1586
1587 if (!cli_setatr(targetcli, targetpath, mode, 0)) {
1588 errno = SMBC_errno(context, targetcli);
1589 TALLOC_FREE(frame);
1590 return -1;
1591 }
1592
1593 TALLOC_FREE(frame);
1594 return 0;
1595 }
1596
1597 int
1598 SMBC_utimes_ctx(SMBCCTX *context,
1599 const char *fname,
1600 struct timeval *tbuf)
1601 {
1602 SMBCSRV *srv = NULL;
1603 char *server = NULL;
1604 char *share = NULL;
1605 char *user = NULL;
1606 char *password = NULL;
1607 char *workgroup = NULL;
1608 char *path = NULL;
1609 time_t access_time;
1610 time_t write_time;
1611 TALLOC_CTX *frame = talloc_stackframe();
1612
1613 if (!context || !context->internal->initialized) {
1614
1615 errno = EINVAL; /* Best I can think of ... */
1616 TALLOC_FREE(frame);
1617 return -1;
1618 }
1619
1620 if (!fname) {
1621 errno = EINVAL;
1622 TALLOC_FREE(frame);
1623 return -1;
1624 }
1625
1626 if (tbuf == NULL) {
1627 access_time = write_time = time(NULL);
1628 } else {
1629 access_time = tbuf[0].tv_sec;
1630 write_time = tbuf[1].tv_sec;
1631 }
1632
1633 if (DEBUGLVL(4)) {
1634 char *p;
1635 char atimebuf[32];
1636 char mtimebuf[32];
1637
1638 strncpy(atimebuf, ctime(&access_time), sizeof(atimebuf) - 1);
1639 atimebuf[sizeof(atimebuf) - 1] = '\0';
1640 if ((p = strchr(atimebuf, '\n')) != NULL) {
1641 *p = '\0';
1642 }
1643
1644 strncpy(mtimebuf, ctime(&write_time), sizeof(mtimebuf) - 1);
1645 mtimebuf[sizeof(mtimebuf) - 1] = '\0';
1646 if ((p = strchr(mtimebuf, '\n')) != NULL) {
1647 *p = '\0';
1648 }
1649
1650 dbgtext("smbc_utimes(%s, atime = %s mtime = %s)\n",
1651 fname, atimebuf, mtimebuf);
1652 }
1653
1654 if (SMBC_parse_path(frame,
1655 context,
1656 fname,
1657 &workgroup,
1658 &server,
1659 &share,
1660 &path,
1661 &user,
1662 &password,
1663 NULL)) {
1664 errno = EINVAL;
1665 TALLOC_FREE(frame);
1666 return -1;
1667 }
1668
1669 if (!user || user[0] == (char)0) {
1670 user = talloc_strdup(frame, smbc_getUser(context));
1671 if (!user) {
1672 errno = ENOMEM;
1673 TALLOC_FREE(frame);
1674 return -1;
1675 }
1676 }
1677
1678 srv = SMBC_server(frame, context, True,
1679 server, share, &workgroup, &user, &password);
1680
1681 if (!srv) {
1682 TALLOC_FREE(frame);
1683 return -1; /* errno set by SMBC_server */
1684 }
1685
1686 if (!SMBC_setatr(context, srv, path,
1687 0, access_time, write_time, 0, 0)) {
1688 TALLOC_FREE(frame);
1689 return -1; /* errno set by SMBC_setatr */
1690 }
1691
1692 TALLOC_FREE(frame);
1693 return 0;
1694 }
1695
1696 /*
1697 * Routine to unlink() a file
1698 */
1699
1700 int
1701 SMBC_unlink_ctx(SMBCCTX *context,
1702 const char *fname)
1703 {
1704 char *server = NULL;
1705 char *share = NULL;
1706 char *user = NULL;
1707 char *password = NULL;
1708 char *workgroup = NULL;
1709 char *path = NULL;
1710 char *targetpath = NULL;
1711 struct cli_state *targetcli = NULL;
1712 SMBCSRV *srv = NULL;
1713 TALLOC_CTX *frame = talloc_stackframe();
1714
1715 if (!context || !context->internal->initialized) {
1716
1717 errno = EINVAL; /* Best I can think of ... */
1718 TALLOC_FREE(frame);
1719 return -1;
1720
1721 }
1722
1723 if (!fname) {
1724 errno = EINVAL;
1725 TALLOC_FREE(frame);
1726 return -1;
1727
1728 }
1729
1730 if (SMBC_parse_path(frame,
1731 context,
1732 fname,
1733 &workgroup,
1734 &server,
1735 &share,
1736 &path,
1737 &user,
1738 &password,
1739 NULL)) {
1740 errno = EINVAL;
1741 TALLOC_FREE(frame);
1742 return -1;
1743 }
1744
1745 if (!user || user[0] == (char)0) {
1746 user = talloc_strdup(frame, smbc_getUser(context));
1747 if (!user) {
1748 errno = ENOMEM;
1749 TALLOC_FREE(frame);
1750 return -1;
1751 }
1752 }
1753
1754 srv = SMBC_server(frame, context, True,
1755 server, share, &workgroup, &user, &password);
1756
1757 if (!srv) {
1758 TALLOC_FREE(frame);
1759 return -1; /* SMBC_server sets errno */
1760
1761 }
1762
1763 /*d_printf(">>>unlink: resolving %s\n", path);*/
1764 if (!cli_resolve_path(frame, "", context->internal->auth_info,
1765 srv->cli, path,
1766 &targetcli, &targetpath)) {
1767 d_printf("Could not resolve %s\n", path);
1768 errno = ENOENT;
1769 TALLOC_FREE(frame);
1770 return -1;
1771 }
1772 /*d_printf(">>>unlink: resolved path as %s\n", targetpath);*/
1773
1774 if (!cli_unlink(targetcli, targetpath)) {
1775
1776 errno = SMBC_errno(context, targetcli);
1777
1778 if (errno == EACCES) { /* Check if the file is a directory */
1779
1780 int saverr = errno;
1781 SMB_OFF_T size = 0;
1782 uint16 mode = 0;
1783 struct timespec write_time_ts;
1784 struct timespec access_time_ts;
1785 struct timespec change_time_ts;
1786 SMB_INO_T ino = 0;
1787
1788 if (!SMBC_getatr(context, srv, path, &mode, &size,
1789 NULL,
1790 &access_time_ts,
1791 &write_time_ts,
1792 &change_time_ts,
1793 &ino)) {
1794
1795 /* Hmmm, bad error ... What? */
1796
1797 errno = SMBC_errno(context, targetcli);
1798 TALLOC_FREE(frame);
1799 return -1;
1800
1801 }
1802 else {
1803
1804 if (IS_DOS_DIR(mode))
1805 errno = EISDIR;
1806 else
1807 errno = saverr; /* Restore this */
1808
1809 }
1810 }
1811
1812 TALLOC_FREE(frame);
1813 return -1;
1814
1815 }
1816
1817 TALLOC_FREE(frame);
1818 return 0; /* Success ... */
1819
1820 }
1821
1822 /*
1823 * Routine to rename() a file
1824 */
1825
1826 int
1827 SMBC_rename_ctx(SMBCCTX *ocontext,
1828 const char *oname,
1829 SMBCCTX *ncontext,
1830 const char *nname)
1831 {
1832 char *server1 = NULL;
1833 char *share1 = NULL;
1834 char *server2 = NULL;
1835 char *share2 = NULL;
1836 char *user1 = NULL;
1837 char *user2 = NULL;
1838 char *password1 = NULL;
1839 char *password2 = NULL;
1840 char *workgroup = NULL;
1841 char *path1 = NULL;
1842 char *path2 = NULL;
1843 char *targetpath1 = NULL;
1844 char *targetpath2 = NULL;
1845 struct cli_state *targetcli1 = NULL;
1846 struct cli_state *targetcli2 = NULL;
1847 SMBCSRV *srv = NULL;
1848 TALLOC_CTX *frame = talloc_stackframe();
1849
1850 if (!ocontext || !ncontext ||
1851 !ocontext->internal->initialized ||
1852 !ncontext->internal->initialized) {
1853
1854 errno = EINVAL; /* Best I can think of ... */
1855 TALLOC_FREE(frame);
1856 return -1;
1857 }
1858
1859 if (!oname || !nname) {
1860 errno = EINVAL;
1861 TALLOC_FREE(frame);
1862 return -1;
1863 }
1864
1865 DEBUG(4, ("smbc_rename(%s,%s)\n", oname, nname));
1866
1867 if (SMBC_parse_path(frame,
1868 ocontext,
1869 oname,
1870 &workgroup,
1871 &server1,
1872 &share1,
1873 &path1,
1874 &user1,
1875 &password1,
1876 NULL)) {
1877 errno = EINVAL;
1878 TALLOC_FREE(frame);
1879 return -1;
1880 }
1881
1882 if (!user1 || user1[0] == (char)0) {
1883 user1 = talloc_strdup(frame, smbc_getUser(ocontext));
1884 if (!user1) {
1885 errno = ENOMEM;
1886 TALLOC_FREE(frame);
1887 return -1;
1888 }
1889 }
1890
1891 if (SMBC_parse_path(frame,
1892 ncontext,
1893 nname,
1894 NULL,
1895 &server2,
1896 &share2,
1897 &path2,
1898 &user2,
1899 &password2,
1900 NULL)) {
1901 errno = EINVAL;
1902 TALLOC_FREE(frame);
1903 return -1;
1904 }
1905
1906 if (!user2 || user2[0] == (char)0) {
1907 user2 = talloc_strdup(frame, smbc_getUser(ncontext));
1908 if (!user2) {
1909 errno = ENOMEM;
1910 TALLOC_FREE(frame);
1911 return -1;
1912 }
1913 }
1914
1915 if (strcmp(server1, server2) || strcmp(share1, share2) ||
1916 strcmp(user1, user2)) {
1917 /* Can't rename across file systems, or users?? */
1918 errno = EXDEV;
1919 TALLOC_FREE(frame);
1920 return -1;
1921 }
1922
1923 srv = SMBC_server(frame, ocontext, True,
1924 server1, share1, &workgroup, &user1, &password1);
1925 if (!srv) {
1926 TALLOC_FREE(frame);
1927 return -1;
1928
1929 }
1930
1931 /* set the credentials to make DFS work */
1932 smbc_set_credentials_with_fallback(ocontext,
1933 workgroup,
1934 user1,
1935 password1);
1936
1937 /*d_printf(">>>rename: resolving %s\n", path1);*/
1938 if (!cli_resolve_path(frame, "", ocontext->internal->auth_info,
1939 srv->cli,
1940 path1,
1941 &targetcli1, &targetpath1)) {
1942 d_printf("Could not resolve %s\n", path1);
1943 errno = ENOENT;
1944 TALLOC_FREE(frame);
1945 return -1;
1946 }
1947
1948 /* set the credentials to make DFS work */
1949 smbc_set_credentials_with_fallback(ncontext,
1950 workgroup,
1951 user2,
1952 password2);
1953
1954 /*d_printf(">>>rename: resolved path as %s\n", targetpath1);*/
1955 /*d_printf(">>>rename: resolving %s\n", path2);*/
1956 if (!cli_resolve_path(frame, "", ncontext->internal->auth_info,
1957 srv->cli,
1958 path2,
1959 &targetcli2, &targetpath2)) {
1960 d_printf("Could not resolve %s\n", path2);
1961 errno = ENOENT;
1962 TALLOC_FREE(frame);
1963 return -1;
1964 }
1965 /*d_printf(">>>rename: resolved path as %s\n", targetpath2);*/
1966
1967 if (strcmp(targetcli1->desthost, targetcli2->desthost) ||
1968 strcmp(targetcli1->share, targetcli2->share))
1969 {
1970 /* can't rename across file systems */
1971 errno = EXDEV;
1972 TALLOC_FREE(frame);
1973 return -1;
1974 }
1975
1976 if (!cli_rename(targetcli1, targetpath1, targetpath2)) {
1977 int eno = SMBC_errno(ocontext, targetcli1);
1978
1979 if (eno != EEXIST ||
1980 !cli_unlink(targetcli1, targetpath2) ||
1981 !cli_rename(targetcli1, targetpath1, targetpath2)) {
1982
1983 errno = eno;
1984 TALLOC_FREE(frame);
1985 return -1;
1986
1987 }
1988 }
1989
1990 TALLOC_FREE(frame);
1991 return 0; /* Success */
1992 }
1993
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