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[Bug 6228] SMBC_open_ctx failure due to path resolve failure doesn't set errno
[Samba.git] / source / libsmb / libsmb_dir.c
blob8ce660a7b6c79c848c65becec15552d01f2f146b
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 pipe_hnd = cli_rpc_pipe_open_noauth(cli, PI_SRVSVC, &nt_status);
277 if (!pipe_hnd) {
278 DEBUG(1, ("net_share_enum_rpc pipe open fail!\n"));
279 return -1;
280 }
281
282 ZERO_STRUCT(info_ctr);
283 ZERO_STRUCT(ctr1);
284
285 info_ctr.level = 1;
286 info_ctr.ctr.ctr1 = &ctr1;
287
288 /* Issue the NetShareEnum RPC call and retrieve the response */
289 nt_status = rpccli_srvsvc_NetShareEnumAll(pipe_hnd, talloc_tos(),
290 pipe_hnd->cli->desthost,
291 &info_ctr,
292 preferred_len,
293 &total_entries,
294 &resume_handle,
295 &result);
296
297 /* Was it successful? */
298 if (!NT_STATUS_IS_OK(nt_status) || !W_ERROR_IS_OK(result) ||
299 total_entries == 0) {
300 /* Nope. Go clean up. */
301 goto done;
302 }
303
304 /* For each returned entry... */
305 for (i = 0; i < total_entries; i++) {
306
307 /* pull out the share name */
308 fstrcpy(name, info_ctr.ctr.ctr1->array[i].name);
309
310 /* pull out the share's comment */
311 fstrcpy(comment, info_ctr.ctr.ctr1->array[i].comment);
312
313 /* Get the type value */
314 type = info_ctr.ctr.ctr1->array[i].type;
315
316 /* Add this share to the list */
317 (*fn)(name, type, comment, state);
318 }
319
320 done:
321 /* Close the server service pipe */
322 cli_rpc_pipe_close(pipe_hnd);
323
324 /* Tell 'em if it worked */
325 return W_ERROR_IS_OK(result) ? 0 : -1;
326 }
327
328
329 /*
330 * Verify that the options specified in a URL are valid
331 */
332 int
333 SMBC_check_options(char *server,
334 char *share,
335 char *path,
336 char *options)
337 {
338 DEBUG(4, ("SMBC_check_options(): server='%s' share='%s' "
339 "path='%s' options='%s'\n",
340 server, share, path, options));
341
342 /* No options at all is always ok */
343 if (! *options) return 0;
344
345 /* Currently, we don't support any options. */
346 return -1;
347 }
348
349
350 SMBCFILE *
351 SMBC_opendir_ctx(SMBCCTX *context,
352 const char *fname)
353 {
354 int saved_errno;
355 char *server = NULL;
356 char *share = NULL;
357 char *user = NULL;
358 char *password = NULL;
359 char *options = NULL;
360 char *workgroup = NULL;
361 char *path = NULL;
362 uint16 mode;
363 char *p = NULL;
364 SMBCSRV *srv = NULL;
365 SMBCFILE *dir = NULL;
366 struct sockaddr_storage rem_ss;
367 TALLOC_CTX *frame = talloc_stackframe();
368
369 if (!context || !context->internal->initialized) {
370 DEBUG(4, ("no valid context\n"));
371 errno = EINVAL + 8192;
372 TALLOC_FREE(frame);
373 return NULL;
374
375 }
376
377 if (!fname) {
378 DEBUG(4, ("no valid fname\n"));
379 errno = EINVAL + 8193;
380 TALLOC_FREE(frame);
381 return NULL;
382 }
383
384 if (SMBC_parse_path(frame,
385 context,
386 fname,
387 &workgroup,
388 &server,
389 &share,
390 &path,
391 &user,
392 &password,
393 &options)) {
394 DEBUG(4, ("no valid path\n"));
395 errno = EINVAL + 8194;
396 TALLOC_FREE(frame);
397 return NULL;
398 }
399
400 DEBUG(4, ("parsed path: fname='%s' server='%s' share='%s' "
401 "path='%s' options='%s'\n",
402 fname, server, share, path, options));
403
404 /* Ensure the options are valid */
405 if (SMBC_check_options(server, share, path, options)) {
406 DEBUG(4, ("unacceptable options (%s)\n", options));
407 errno = EINVAL + 8195;
408 TALLOC_FREE(frame);
409 return NULL;
410 }
411
412 if (!user || user[0] == (char)0) {
413 user = talloc_strdup(frame, smbc_getUser(context));
414 if (!user) {
415 errno = ENOMEM;
416 TALLOC_FREE(frame);
417 return NULL;
418 }
419 }
420
421 dir = SMB_MALLOC_P(SMBCFILE);
422
423 if (!dir) {
424 errno = ENOMEM;
425 TALLOC_FREE(frame);
426 return NULL;
427 }
428
429 ZERO_STRUCTP(dir);
430
431 dir->cli_fd = 0;
432 dir->fname = SMB_STRDUP(fname);
433 dir->srv = NULL;
434 dir->offset = 0;
435 dir->file = False;
436 dir->dir_list = dir->dir_next = dir->dir_end = NULL;
437
438 if (server[0] == (char)0) {
439
440 int i;
441 int count;
442 int max_lmb_count;
443 struct ip_service *ip_list;
444 struct ip_service server_addr;
445 struct user_auth_info u_info;
446
447 if (share[0] != (char)0 || path[0] != (char)0) {
448
449 errno = EINVAL + 8196;
450 if (dir) {
451 SAFE_FREE(dir->fname);
452 SAFE_FREE(dir);
453 }
454 TALLOC_FREE(frame);
455 return NULL;
456 }
457
458 /* Determine how many local master browsers to query */
459 max_lmb_count = (smbc_getOptionBrowseMaxLmbCount(context) == 0
460 ? INT_MAX
461 : smbc_getOptionBrowseMaxLmbCount(context));
462
463 memset(&u_info, '\0', sizeof(u_info));
464 u_info.username = talloc_strdup(frame,user);
465 u_info.password = talloc_strdup(frame,password);
466 if (!u_info.username || !u_info.password) {
467 if (dir) {
468 SAFE_FREE(dir->fname);
469 SAFE_FREE(dir);
470 }
471 TALLOC_FREE(frame);
472 return NULL;
473 }
474
475 /*
476 * We have server and share and path empty but options
477 * requesting that we scan all master browsers for their list
478 * of workgroups/domains. This implies that we must first try
479 * broadcast queries to find all master browsers, and if that
480 * doesn't work, then try our other methods which return only
481 * a single master browser.
482 */
483
484 ip_list = NULL;
485 if (!NT_STATUS_IS_OK(name_resolve_bcast(MSBROWSE, 1, &ip_list,
486 &count)))
487 {
488
489 SAFE_FREE(ip_list);
490
491 if (!find_master_ip(workgroup, &server_addr.ss)) {
492
493 if (dir) {
494 SAFE_FREE(dir->fname);
495 SAFE_FREE(dir);
496 }
497 errno = ENOENT;
498 TALLOC_FREE(frame);
499 return NULL;
500 }
501
502 ip_list = (struct ip_service *)memdup(
503 &server_addr, sizeof(server_addr));
504 if (ip_list == NULL) {
505 errno = ENOMEM;
506 TALLOC_FREE(frame);
507 return NULL;
508 }
509 count = 1;
510 }
511
512 for (i = 0; i < count && i < max_lmb_count; i++) {
513 char addr[INET6_ADDRSTRLEN];
514 char *wg_ptr = NULL;
515 struct cli_state *cli = NULL;
516
517 print_sockaddr(addr, sizeof(addr), &ip_list[i].ss);
518 DEBUG(99, ("Found master browser %d of %d: %s\n",
519 i+1, MAX(count, max_lmb_count),
520 addr));
521
522 cli = get_ipc_connect_master_ip(talloc_tos(),
523 &ip_list[i],
524 &u_info,
525 &wg_ptr);
526 /* cli == NULL is the master browser refused to talk or
527 could not be found */
528 if (!cli) {
529 continue;
530 }
531
532 workgroup = talloc_strdup(frame, wg_ptr);
533 server = talloc_strdup(frame, cli->desthost);
534
535 cli_shutdown(cli);
536
537 if (!workgroup || !server) {
538 errno = ENOMEM;
539 TALLOC_FREE(frame);
540 return NULL;
541 }
542
543 DEBUG(4, ("using workgroup %s %s\n",
544 workgroup, server));
545
546 /*
547 * For each returned master browser IP address, get a
548 * connection to IPC$ on the server if we do not
549 * already have one, and determine the
550 * workgroups/domains that it knows about.
551 */
552
553 srv = SMBC_server(frame, context, True, server, "IPC$",
554 &workgroup, &user, &password);
555 if (!srv) {
556 continue;
557 }
558
559 dir->srv = srv;
560 dir->dir_type = SMBC_WORKGROUP;
561
562 /* Now, list the stuff ... */
563
564 if (!cli_NetServerEnum(srv->cli,
565 workgroup,
566 SV_TYPE_DOMAIN_ENUM,
567 list_unique_wg_fn,
568 (void *)dir)) {
569 continue;
570 }
571 }
572
573 SAFE_FREE(ip_list);
574 } else {
575 /*
576 * Server not an empty string ... Check the rest and see what
577 * gives
578 */
579 if (*share == '\0') {
580 if (*path != '\0') {
581
582 /* Should not have empty share with path */
583 errno = EINVAL + 8197;
584 if (dir) {
585 SAFE_FREE(dir->fname);
586 SAFE_FREE(dir);
587 }
588 TALLOC_FREE(frame);
589 return NULL;
590
591 }
592
593 /*
594 * We don't know if <server> is really a server name
595 * or is a workgroup/domain name. If we already have
596 * a server structure for it, we'll use it.
597 * Otherwise, check to see if <server><1D>,
598 * <server><1B>, or <server><20> translates. We check
599 * to see if <server> is an IP address first.
600 */
601
602 /*
603 * See if we have an existing server. Do not
604 * establish a connection if one does not already
605 * exist.
606 */
607 srv = SMBC_server(frame, context, False,
608 server, "IPC$",
609 &workgroup, &user, &password);
610
611 /*
612 * If no existing server and not an IP addr, look for
613 * LMB or DMB
614 */
615 if (!srv &&
616 !is_ipaddress(server) &&
617 (resolve_name(server, &rem_ss, 0x1d) || /* LMB */
618 resolve_name(server, &rem_ss, 0x1b) )) { /* DMB */
619
620 fstring buserver;
621
622 dir->dir_type = SMBC_SERVER;
623
624 /*
625 * Get the backup list ...
626 */
627 if (!name_status_find(server, 0, 0,
628 &rem_ss, buserver)) {
629
630 DEBUG(0,("Could not get name of "
631 "local/domain master browser "
632 "for server %s\n", server));
633 if (dir) {
634 SAFE_FREE(dir->fname);
635 SAFE_FREE(dir);
636 }
637 errno = EPERM;
638 TALLOC_FREE(frame);
639 return NULL;
640
641 }
642
643 /*
644 * Get a connection to IPC$ on the server if
645 * we do not already have one
646 */
647 srv = SMBC_server(frame, context, True,
648 buserver, "IPC$",
649 &workgroup,
650 &user, &password);
651 if (!srv) {
652 DEBUG(0, ("got no contact to IPC$\n"));
653 if (dir) {
654 SAFE_FREE(dir->fname);
655 SAFE_FREE(dir);
656 }
657 TALLOC_FREE(frame);
658 return NULL;
659
660 }
661
662 dir->srv = srv;
663
664 /* Now, list the servers ... */
665 if (!cli_NetServerEnum(srv->cli, server,
666 0x0000FFFE, list_fn,
667 (void *)dir)) {
668
669 if (dir) {
670 SAFE_FREE(dir->fname);
671 SAFE_FREE(dir);
672 }
673 TALLOC_FREE(frame);
674 return NULL;
675 }
676 } else if (srv ||
677 (resolve_name(server, &rem_ss, 0x20))) {
678
679 /*
680 * If we hadn't found the server, get one now
681 */
682 if (!srv) {
683 srv = SMBC_server(frame, context, True,
684 server, "IPC$",
685 &workgroup,
686 &user, &password);
687 }
688
689 if (!srv) {
690 if (dir) {
691 SAFE_FREE(dir->fname);
692 SAFE_FREE(dir);
693 }
694 TALLOC_FREE(frame);
695 return NULL;
696
697 }
698
699 dir->dir_type = SMBC_FILE_SHARE;
700 dir->srv = srv;
701
702 /* List the shares ... */
703
704 if (net_share_enum_rpc(
705 srv->cli,
706 list_fn,
707 (void *) dir) < 0 &&
708 cli_RNetShareEnum(
709 srv->cli,
710 list_fn,
711 (void *)dir) < 0) {
712
713 errno = cli_errno(srv->cli);
714 if (dir) {
715 SAFE_FREE(dir->fname);
716 SAFE_FREE(dir);
717 }
718 TALLOC_FREE(frame);
719 return NULL;
720
721 }
722 } else {
723 /* Neither the workgroup nor server exists */
724 errno = ECONNREFUSED;
725 if (dir) {
726 SAFE_FREE(dir->fname);
727 SAFE_FREE(dir);
728 }
729 TALLOC_FREE(frame);
730 return NULL;
731 }
732
733 }
734 else {
735 /*
736 * The server and share are specified ... work from
737 * there ...
738 */
739 char *targetpath;
740 struct cli_state *targetcli;
741
742 /* We connect to the server and list the directory */
743 dir->dir_type = SMBC_FILE_SHARE;
744
745 srv = SMBC_server(frame, context, True, server, share,
746 &workgroup, &user, &password);
747
748 if (!srv) {
749 if (dir) {
750 SAFE_FREE(dir->fname);
751 SAFE_FREE(dir);
752 }
753 TALLOC_FREE(frame);
754 return NULL;
755 }
756
757 dir->srv = srv;
758
759 /* Now, list the files ... */
760
761 p = path + strlen(path);
762 path = talloc_asprintf_append(path, "\\*");
763 if (!path) {
764 if (dir) {
765 SAFE_FREE(dir->fname);
766 SAFE_FREE(dir);
767 }
768 TALLOC_FREE(frame);
769 return NULL;
770 }
771
772 if (!cli_resolve_path(frame, "", srv->cli, path,
773 &targetcli, &targetpath)) {
774 d_printf("Could not resolve %s\n", path);
775 if (dir) {
776 SAFE_FREE(dir->fname);
777 SAFE_FREE(dir);
778 }
779 TALLOC_FREE(frame);
780 return NULL;
781 }
782
783 if (cli_list(targetcli, targetpath,
784 aDIR | aSYSTEM | aHIDDEN,
785 dir_list_fn, (void *)dir) < 0) {
786
787 if (dir) {
788 SAFE_FREE(dir->fname);
789 SAFE_FREE(dir);
790 }
791 saved_errno = SMBC_errno(context, targetcli);
792
793 if (saved_errno == EINVAL) {
794 /*
795 * See if they asked to opendir
796 * something other than a directory.
797 * If so, the converted error value we
798 * got would have been EINVAL rather
799 * than ENOTDIR.
800 */
801 *p = '\0'; /* restore original path */
802
803 if (SMBC_getatr(context, srv, path,
804 &mode, NULL,
805 NULL, NULL, NULL, NULL,
806 NULL) &&
807 ! IS_DOS_DIR(mode)) {
808
809 /* It is. Correct the error value */
810 saved_errno = ENOTDIR;
811 }
812 }
813
814 /*
815 * If there was an error and the server is no
816 * good any more...
817 */
818 if (cli_is_error(targetcli) &&
819 smbc_getFunctionCheckServer(context)(context, srv)) {
820
821 /* ... then remove it. */
822 if (smbc_getFunctionRemoveUnusedServer(context)(context,
823 srv)) {
824 /*
825 * We could not remove the
826 * server completely, remove
827 * it from the cache so we
828 * will not get it again. It
829 * will be removed when the
830 * last file/dir is closed.
831 */
832 smbc_getFunctionRemoveCachedServer(context)(context, srv);
833 }
834 }
835
836 errno = saved_errno;
837 TALLOC_FREE(frame);
838 return NULL;
839 }
840 }
841
842 }
843
844 DLIST_ADD(context->internal->files, dir);
845 TALLOC_FREE(frame);
846 return dir;
847
848 }
849
850 /*
851 * Routine to close a directory
852 */
853
854 int
855 SMBC_closedir_ctx(SMBCCTX *context,
856 SMBCFILE *dir)
857 {
858 TALLOC_CTX *frame = talloc_stackframe();
859
860 if (!context || !context->internal->initialized) {
861 errno = EINVAL;
862 TALLOC_FREE(frame);
863 return -1;
864 }
865
866 if (!dir || !SMBC_dlist_contains(context->internal->files, dir)) {
867 errno = EBADF;
868 TALLOC_FREE(frame);
869 return -1;
870 }
871
872 remove_dir(dir); /* Clean it up */
873
874 DLIST_REMOVE(context->internal->files, dir);
875
876 if (dir) {
877
878 SAFE_FREE(dir->fname);
879 SAFE_FREE(dir); /* Free the space too */
880 }
881
882 TALLOC_FREE(frame);
883 return 0;
884
885 }
886
887 static void
888 smbc_readdir_internal(SMBCCTX * context,
889 struct smbc_dirent *dest,
890 struct smbc_dirent *src,
891 int max_namebuf_len)
892 {
893 if (smbc_getOptionUrlEncodeReaddirEntries(context)) {
894
895 /* url-encode the name. get back remaining buffer space */
896 max_namebuf_len =
897 smbc_urlencode(dest->name, src->name, max_namebuf_len);
898
899 /* We now know the name length */
900 dest->namelen = strlen(dest->name);
901
902 /* Save the pointer to the beginning of the comment */
903 dest->comment = dest->name + dest->namelen + 1;
904
905 /* Copy the comment */
906 strncpy(dest->comment, src->comment, max_namebuf_len - 1);
907 dest->comment[max_namebuf_len - 1] = '\0';
908
909 /* Save other fields */
910 dest->smbc_type = src->smbc_type;
911 dest->commentlen = strlen(dest->comment);
912 dest->dirlen = ((dest->comment + dest->commentlen + 1) -
913 (char *) dest);
914 } else {
915
916 /* No encoding. Just copy the entry as is. */
917 memcpy(dest, src, src->dirlen);
918 dest->comment = (char *)(&dest->name + src->namelen + 1);
919 }
920
921 }
922
923 /*
924 * Routine to get a directory entry
925 */
926
927 struct smbc_dirent *
928 SMBC_readdir_ctx(SMBCCTX *context,
929 SMBCFILE *dir)
930 {
931 int maxlen;
932 struct smbc_dirent *dirp, *dirent;
933 TALLOC_CTX *frame = talloc_stackframe();
934
935 /* Check that all is ok first ... */
936
937 if (!context || !context->internal->initialized) {
938
939 errno = EINVAL;
940 DEBUG(0, ("Invalid context in SMBC_readdir_ctx()\n"));
941 TALLOC_FREE(frame);
942 return NULL;
943
944 }
945
946 if (!dir || !SMBC_dlist_contains(context->internal->files, dir)) {
947
948 errno = EBADF;
949 DEBUG(0, ("Invalid dir in SMBC_readdir_ctx()\n"));
950 TALLOC_FREE(frame);
951 return NULL;
952
953 }
954
955 if (dir->file != False) { /* FIXME, should be dir, perhaps */
956
957 errno = ENOTDIR;
958 DEBUG(0, ("Found file vs directory in SMBC_readdir_ctx()\n"));
959 TALLOC_FREE(frame);
960 return NULL;
961
962 }
963
964 if (!dir->dir_next) {
965 TALLOC_FREE(frame);
966 return NULL;
967 }
968
969 dirent = dir->dir_next->dirent;
970 if (!dirent) {
971
972 errno = ENOENT;
973 TALLOC_FREE(frame);
974 return NULL;
975
976 }
977
978 dirp = &context->internal->dirent;
979 maxlen = sizeof(context->internal->_dirent_name);
980
981 smbc_readdir_internal(context, dirp, dirent, maxlen);
982
983 dir->dir_next = dir->dir_next->next;
984
985 TALLOC_FREE(frame);
986 return dirp;
987 }
988
989 /*
990 * Routine to get directory entries
991 */
992
993 int
994 SMBC_getdents_ctx(SMBCCTX *context,
995 SMBCFILE *dir,
996 struct smbc_dirent *dirp,
997 int count)
998 {
999 int rem = count;
1000 int reqd;
1001 int maxlen;
1002 char *ndir = (char *)dirp;
1003 struct smbc_dir_list *dirlist;
1004 TALLOC_CTX *frame = talloc_stackframe();
1005
1006 /* Check that all is ok first ... */
1007
1008 if (!context || !context->internal->initialized) {
1009
1010 errno = EINVAL;
1011 TALLOC_FREE(frame);
1012 return -1;
1013
1014 }
1015
1016 if (!dir || !SMBC_dlist_contains(context->internal->files, dir)) {
1017
1018 errno = EBADF;
1019 TALLOC_FREE(frame);
1020 return -1;
1021
1022 }
1023
1024 if (dir->file != False) { /* FIXME, should be dir, perhaps */
1025
1026 errno = ENOTDIR;
1027 TALLOC_FREE(frame);
1028 return -1;
1029
1030 }
1031
1032 /*
1033 * Now, retrieve the number of entries that will fit in what was passed
1034 * We have to figure out if the info is in the list, or we need to
1035 * send a request to the server to get the info.
1036 */
1037
1038 while ((dirlist = dir->dir_next)) {
1039 struct smbc_dirent *dirent;
1040
1041 if (!dirlist->dirent) {
1042
1043 errno = ENOENT; /* Bad error */
1044 TALLOC_FREE(frame);
1045 return -1;
1046
1047 }
1048
1049 /* Do urlencoding of next entry, if so selected */
1050 dirent = &context->internal->dirent;
1051 maxlen = sizeof(context->internal->_dirent_name);
1052 smbc_readdir_internal(context, dirent,
1053 dirlist->dirent, maxlen);
1054
1055 reqd = dirent->dirlen;
1056
1057 if (rem < reqd) {
1058
1059 if (rem < count) { /* We managed to copy something */
1060
1061 errno = 0;
1062 TALLOC_FREE(frame);
1063 return count - rem;
1064
1065 }
1066 else { /* Nothing copied ... */
1067
1068 errno = EINVAL; /* Not enough space ... */
1069 TALLOC_FREE(frame);
1070 return -1;
1071
1072 }
1073
1074 }
1075
1076 memcpy(ndir, dirent, reqd); /* Copy the data in ... */
1077
1078 ((struct smbc_dirent *)ndir)->comment =
1079 (char *)(&((struct smbc_dirent *)ndir)->name +
1080 dirent->namelen +
1081 1);
1082
1083 ndir += reqd;
1084
1085 rem -= reqd;
1086
1087 dir->dir_next = dirlist = dirlist -> next;
1088 }
1089
1090 TALLOC_FREE(frame);
1091
1092 if (rem == count)
1093 return 0;
1094 else
1095 return count - rem;
1096
1097 }
1098
1099 /*
1100 * Routine to create a directory ...
1101 */
1102
1103 int
1104 SMBC_mkdir_ctx(SMBCCTX *context,
1105 const char *fname,
1106 mode_t mode)
1107 {
1108 SMBCSRV *srv = NULL;
1109 char *server = NULL;
1110 char *share = NULL;
1111 char *user = NULL;
1112 char *password = NULL;
1113 char *workgroup = NULL;
1114 char *path = NULL;
1115 char *targetpath = NULL;
1116 struct cli_state *targetcli = NULL;
1117 TALLOC_CTX *frame = talloc_stackframe();
1118
1119 if (!context || !context->internal->initialized) {
1120 errno = EINVAL;
1121 TALLOC_FREE(frame);
1122 return -1;
1123 }
1124
1125 if (!fname) {
1126 errno = EINVAL;
1127 TALLOC_FREE(frame);
1128 return -1;
1129 }
1130
1131 DEBUG(4, ("smbc_mkdir(%s)\n", fname));
1132
1133 if (SMBC_parse_path(frame,
1134 context,
1135 fname,
1136 &workgroup,
1137 &server,
1138 &share,
1139 &path,
1140 &user,
1141 &password,
1142 NULL)) {
1143 errno = EINVAL;
1144 TALLOC_FREE(frame);
1145 return -1;
1146 }
1147
1148 if (!user || user[0] == (char)0) {
1149 user = talloc_strdup(frame, smbc_getUser(context));
1150 if (!user) {
1151 errno = ENOMEM;
1152 TALLOC_FREE(frame);
1153 return -1;
1154 }
1155 }
1156
1157 srv = SMBC_server(frame, context, True,
1158 server, share, &workgroup, &user, &password);
1159
1160 if (!srv) {
1161
1162 TALLOC_FREE(frame);
1163 return -1; /* errno set by SMBC_server */
1164
1165 }
1166
1167 /*d_printf(">>>mkdir: resolving %s\n", path);*/
1168 if (!cli_resolve_path(frame, "", srv->cli, path,
1169 &targetcli, &targetpath)) {
1170 d_printf("Could not resolve %s\n", path);
1171 errno = ENOENT;
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 int smbc_rmdir_dirempty = True;
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 smbc_rmdir_dirempty = False;
1205 }
1206 }
1207
1208 /*
1209 * Routine to remove a directory
1210 */
1211
1212 int
1213 SMBC_rmdir_ctx(SMBCCTX *context,
1214 const char *fname)
1215 {
1216 SMBCSRV *srv = NULL;
1217 char *server = NULL;
1218 char *share = NULL;
1219 char *user = NULL;
1220 char *password = NULL;
1221 char *workgroup = NULL;
1222 char *path = NULL;
1223 char *targetpath = NULL;
1224 struct cli_state *targetcli = NULL;
1225 TALLOC_CTX *frame = talloc_stackframe();
1226
1227 if (!context || !context->internal->initialized) {
1228 errno = EINVAL;
1229 TALLOC_FREE(frame);
1230 return -1;
1231 }
1232
1233 if (!fname) {
1234 errno = EINVAL;
1235 TALLOC_FREE(frame);
1236 return -1;
1237 }
1238
1239 DEBUG(4, ("smbc_rmdir(%s)\n", fname));
1240
1241 if (SMBC_parse_path(frame,
1242 context,
1243 fname,
1244 &workgroup,
1245 &server,
1246 &share,
1247 &path,
1248 &user,
1249 &password,
1250 NULL)) {
1251 errno = EINVAL;
1252 TALLOC_FREE(frame);
1253 return -1;
1254 }
1255
1256 if (!user || user[0] == (char)0) {
1257 user = talloc_strdup(frame, smbc_getUser(context));
1258 if (!user) {
1259 errno = ENOMEM;
1260 TALLOC_FREE(frame);
1261 return -1;
1262 }
1263 }
1264
1265 srv = SMBC_server(frame, context, True,
1266 server, share, &workgroup, &user, &password);
1267
1268 if (!srv) {
1269
1270 TALLOC_FREE(frame);
1271 return -1; /* errno set by SMBC_server */
1272
1273 }
1274
1275 /*d_printf(">>>rmdir: resolving %s\n", path);*/
1276 if (!cli_resolve_path(frame, "", srv->cli, path,
1277 &targetcli, &targetpath)) {
1278 d_printf("Could not resolve %s\n", path);
1279 errno = ENOENT;
1280 TALLOC_FREE(frame);
1281 return -1;
1282 }
1283 /*d_printf(">>>rmdir: resolved path as %s\n", targetpath);*/
1284
1285
1286 if (!cli_rmdir(targetcli, targetpath)) {
1287
1288 errno = SMBC_errno(context, targetcli);
1289
1290 if (errno == EACCES) { /* Check if the dir empty or not */
1291
1292 /* Local storage to avoid buffer overflows */
1293 char *lpath;
1294
1295 smbc_rmdir_dirempty = True; /* Make this so ... */
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, NULL) < 0) {
1308
1309 /* Fix errno to ignore latest error ... */
1310 DEBUG(5, ("smbc_rmdir: "
1311 "cli_list returned an error: %d\n",
1312 SMBC_errno(context, targetcli)));
1313 errno = EACCES;
1314
1315 }
1316
1317 if (smbc_rmdir_dirempty)
1318 errno = EACCES;
1319 else
1320 errno = ENOTEMPTY;
1321
1322 }
1323
1324 TALLOC_FREE(frame);
1325 return -1;
1326
1327 }
1328
1329 TALLOC_FREE(frame);
1330 return 0;
1331
1332 }
1333
1334 /*
1335 * Routine to return the current directory position
1336 */
1337
1338 off_t
1339 SMBC_telldir_ctx(SMBCCTX *context,
1340 SMBCFILE *dir)
1341 {
1342 TALLOC_CTX *frame = talloc_stackframe();
1343
1344 if (!context || !context->internal->initialized) {
1345
1346 errno = EINVAL;
1347 TALLOC_FREE(frame);
1348 return -1;
1349
1350 }
1351
1352 if (!dir || !SMBC_dlist_contains(context->internal->files, dir)) {
1353
1354 errno = EBADF;
1355 TALLOC_FREE(frame);
1356 return -1;
1357
1358 }
1359
1360 if (dir->file != False) { /* FIXME, should be dir, perhaps */
1361
1362 errno = ENOTDIR;
1363 TALLOC_FREE(frame);
1364 return -1;
1365
1366 }
1367
1368 /* See if we're already at the end. */
1369 if (dir->dir_next == NULL) {
1370 /* We are. */
1371 TALLOC_FREE(frame);
1372 return -1;
1373 }
1374
1375 /*
1376 * We return the pointer here as the offset
1377 */
1378 TALLOC_FREE(frame);
1379 return (off_t)(long)dir->dir_next->dirent;
1380 }
1381
1382 /*
1383 * A routine to run down the list and see if the entry is OK
1384 */
1385
1386 static struct smbc_dir_list *
1387 check_dir_ent(struct smbc_dir_list *list,
1388 struct smbc_dirent *dirent)
1389 {
1390
1391 /* Run down the list looking for what we want */
1392
1393 if (dirent) {
1394
1395 struct smbc_dir_list *tmp = list;
1396
1397 while (tmp) {
1398
1399 if (tmp->dirent == dirent)
1400 return tmp;
1401
1402 tmp = tmp->next;
1403
1404 }
1405
1406 }
1407
1408 return NULL; /* Not found, or an error */
1409
1410 }
1411
1412
1413 /*
1414 * Routine to seek on a directory
1415 */
1416
1417 int
1418 SMBC_lseekdir_ctx(SMBCCTX *context,
1419 SMBCFILE *dir,
1420 off_t offset)
1421 {
1422 long int l_offset = offset; /* Handle problems of size */
1423 struct smbc_dirent *dirent = (struct smbc_dirent *)l_offset;
1424 struct smbc_dir_list *list_ent = (struct smbc_dir_list *)NULL;
1425 TALLOC_CTX *frame = talloc_stackframe();
1426
1427 if (!context || !context->internal->initialized) {
1428
1429 errno = EINVAL;
1430 TALLOC_FREE(frame);
1431 return -1;
1432
1433 }
1434
1435 if (dir->file != False) { /* FIXME, should be dir, perhaps */
1436
1437 errno = ENOTDIR;
1438 TALLOC_FREE(frame);
1439 return -1;
1440
1441 }
1442
1443 /* Now, check what we were passed and see if it is OK ... */
1444
1445 if (dirent == NULL) { /* Seek to the begining of the list */
1446
1447 dir->dir_next = dir->dir_list;
1448 TALLOC_FREE(frame);
1449 return 0;
1450
1451 }
1452
1453 if (offset == -1) { /* Seek to the end of the list */
1454 dir->dir_next = NULL;
1455 TALLOC_FREE(frame);
1456 return 0;
1457 }
1458
1459 /* Now, run down the list and make sure that the entry is OK */
1460 /* This may need to be changed if we change the format of the list */
1461
1462 if ((list_ent = check_dir_ent(dir->dir_list, dirent)) == NULL) {
1463 errno = EINVAL; /* Bad entry */
1464 TALLOC_FREE(frame);
1465 return -1;
1466 }
1467
1468 dir->dir_next = list_ent;
1469
1470 TALLOC_FREE(frame);
1471 return 0;
1472 }
1473
1474 /*
1475 * Routine to fstat a dir
1476 */
1477
1478 int
1479 SMBC_fstatdir_ctx(SMBCCTX *context,
1480 SMBCFILE *dir,
1481 struct stat *st)
1482 {
1483
1484 if (!context || !context->internal->initialized) {
1485
1486 errno = EINVAL;
1487 return -1;
1488 }
1489
1490 /* No code yet ... */
1491 return 0;
1492 }
1493
1494 int
1495 SMBC_chmod_ctx(SMBCCTX *context,
1496 const char *fname,
1497 mode_t newmode)
1498 {
1499 SMBCSRV *srv = NULL;
1500 char *server = NULL;
1501 char *share = NULL;
1502 char *user = NULL;
1503 char *password = NULL;
1504 char *workgroup = NULL;
1505 char *path = NULL;
1506 uint16 mode;
1507 TALLOC_CTX *frame = talloc_stackframe();
1508
1509 if (!context || !context->internal->initialized) {
1510
1511 errno = EINVAL; /* Best I can think of ... */
1512 TALLOC_FREE(frame);
1513 return -1;
1514 }
1515
1516 if (!fname) {
1517 errno = EINVAL;
1518 TALLOC_FREE(frame);
1519 return -1;
1520 }
1521
1522 DEBUG(4, ("smbc_chmod(%s, 0%3o)\n", fname, newmode));
1523
1524 if (SMBC_parse_path(frame,
1525 context,
1526 fname,
1527 &workgroup,
1528 &server,
1529 &share,
1530 &path,
1531 &user,
1532 &password,
1533 NULL)) {
1534 errno = EINVAL;
1535 TALLOC_FREE(frame);
1536 return -1;
1537 }
1538
1539 if (!user || user[0] == (char)0) {
1540 user = talloc_strdup(frame, smbc_getUser(context));
1541 if (!user) {
1542 errno = ENOMEM;
1543 TALLOC_FREE(frame);
1544 return -1;
1545 }
1546 }
1547
1548 srv = SMBC_server(frame, context, True,
1549 server, share, &workgroup, &user, &password);
1550
1551 if (!srv) {
1552 TALLOC_FREE(frame);
1553 return -1; /* errno set by SMBC_server */
1554 }
1555
1556 mode = 0;
1557
1558 if (!(newmode & (S_IWUSR | S_IWGRP | S_IWOTH))) mode |= aRONLY;
1559 if ((newmode & S_IXUSR) && lp_map_archive(-1)) mode |= aARCH;
1560 if ((newmode & S_IXGRP) && lp_map_system(-1)) mode |= aSYSTEM;
1561 if ((newmode & S_IXOTH) && lp_map_hidden(-1)) mode |= aHIDDEN;
1562
1563 if (!cli_setatr(srv->cli, path, mode, 0)) {
1564 errno = SMBC_errno(context, srv->cli);
1565 TALLOC_FREE(frame);
1566 return -1;
1567 }
1568
1569 TALLOC_FREE(frame);
1570 return 0;
1571 }
1572
1573 int
1574 SMBC_utimes_ctx(SMBCCTX *context,
1575 const char *fname,
1576 struct timeval *tbuf)
1577 {
1578 SMBCSRV *srv = NULL;
1579 char *server = NULL;
1580 char *share = NULL;
1581 char *user = NULL;
1582 char *password = NULL;
1583 char *workgroup = NULL;
1584 char *path = NULL;
1585 time_t access_time;
1586 time_t write_time;
1587 TALLOC_CTX *frame = talloc_stackframe();
1588
1589 if (!context || !context->internal->initialized) {
1590
1591 errno = EINVAL; /* Best I can think of ... */
1592 TALLOC_FREE(frame);
1593 return -1;
1594 }
1595
1596 if (!fname) {
1597 errno = EINVAL;
1598 TALLOC_FREE(frame);
1599 return -1;
1600 }
1601
1602 if (tbuf == NULL) {
1603 access_time = write_time = time(NULL);
1604 } else {
1605 access_time = tbuf[0].tv_sec;
1606 write_time = tbuf[1].tv_sec;
1607 }
1608
1609 if (DEBUGLVL(4)) {
1610 char *p;
1611 char atimebuf[32];
1612 char mtimebuf[32];
1613
1614 strncpy(atimebuf, ctime(&access_time), sizeof(atimebuf) - 1);
1615 atimebuf[sizeof(atimebuf) - 1] = '\0';
1616 if ((p = strchr(atimebuf, '\n')) != NULL) {
1617 *p = '\0';
1618 }
1619
1620 strncpy(mtimebuf, ctime(&write_time), sizeof(mtimebuf) - 1);
1621 mtimebuf[sizeof(mtimebuf) - 1] = '\0';
1622 if ((p = strchr(mtimebuf, '\n')) != NULL) {
1623 *p = '\0';
1624 }
1625
1626 dbgtext("smbc_utimes(%s, atime = %s mtime = %s)\n",
1627 fname, atimebuf, mtimebuf);
1628 }
1629
1630 if (SMBC_parse_path(frame,
1631 context,
1632 fname,
1633 &workgroup,
1634 &server,
1635 &share,
1636 &path,
1637 &user,
1638 &password,
1639 NULL)) {
1640 errno = EINVAL;
1641 TALLOC_FREE(frame);
1642 return -1;
1643 }
1644
1645 if (!user || user[0] == (char)0) {
1646 user = talloc_strdup(frame, smbc_getUser(context));
1647 if (!user) {
1648 errno = ENOMEM;
1649 TALLOC_FREE(frame);
1650 return -1;
1651 }
1652 }
1653
1654 srv = SMBC_server(frame, context, True,
1655 server, share, &workgroup, &user, &password);
1656
1657 if (!srv) {
1658 TALLOC_FREE(frame);
1659 return -1; /* errno set by SMBC_server */
1660 }
1661
1662 if (!SMBC_setatr(context, srv, path,
1663 0, access_time, write_time, 0, 0)) {
1664 TALLOC_FREE(frame);
1665 return -1; /* errno set by SMBC_setatr */
1666 }
1667
1668 TALLOC_FREE(frame);
1669 return 0;
1670 }
1671
1672 /*
1673 * Routine to unlink() a file
1674 */
1675
1676 int
1677 SMBC_unlink_ctx(SMBCCTX *context,
1678 const char *fname)
1679 {
1680 char *server = NULL;
1681 char *share = NULL;
1682 char *user = NULL;
1683 char *password = NULL;
1684 char *workgroup = NULL;
1685 char *path = NULL;
1686 char *targetpath = NULL;
1687 struct cli_state *targetcli = NULL;
1688 SMBCSRV *srv = NULL;
1689 TALLOC_CTX *frame = talloc_stackframe();
1690
1691 if (!context || !context->internal->initialized) {
1692
1693 errno = EINVAL; /* Best I can think of ... */
1694 TALLOC_FREE(frame);
1695 return -1;
1696
1697 }
1698
1699 if (!fname) {
1700 errno = EINVAL;
1701 TALLOC_FREE(frame);
1702 return -1;
1703
1704 }
1705
1706 if (SMBC_parse_path(frame,
1707 context,
1708 fname,
1709 &workgroup,
1710 &server,
1711 &share,
1712 &path,
1713 &user,
1714 &password,
1715 NULL)) {
1716 errno = EINVAL;
1717 TALLOC_FREE(frame);
1718 return -1;
1719 }
1720
1721 if (!user || user[0] == (char)0) {
1722 user = talloc_strdup(frame, smbc_getUser(context));
1723 if (!user) {
1724 errno = ENOMEM;
1725 TALLOC_FREE(frame);
1726 return -1;
1727 }
1728 }
1729
1730 srv = SMBC_server(frame, context, True,
1731 server, share, &workgroup, &user, &password);
1732
1733 if (!srv) {
1734 TALLOC_FREE(frame);
1735 return -1; /* SMBC_server sets errno */
1736
1737 }
1738
1739 /*d_printf(">>>unlink: resolving %s\n", path);*/
1740 if (!cli_resolve_path(frame, "", srv->cli, path,
1741 &targetcli, &targetpath)) {
1742 d_printf("Could not resolve %s\n", path);
1743 errno = ENOENT;
1744 errno = ENOENT;
1745 TALLOC_FREE(frame);
1746 return -1;
1747 }
1748 /*d_printf(">>>unlink: resolved path as %s\n", targetpath);*/
1749
1750 if (!cli_unlink(targetcli, targetpath)) {
1751
1752 errno = SMBC_errno(context, targetcli);
1753
1754 if (errno == EACCES) { /* Check if the file is a directory */
1755
1756 int saverr = errno;
1757 SMB_OFF_T size = 0;
1758 uint16 mode = 0;
1759 struct timespec write_time_ts;
1760 struct timespec access_time_ts;
1761 struct timespec change_time_ts;
1762 SMB_INO_T ino = 0;
1763
1764 if (!SMBC_getatr(context, srv, path, &mode, &size,
1765 NULL,
1766 &access_time_ts,
1767 &write_time_ts,
1768 &change_time_ts,
1769 &ino)) {
1770
1771 /* Hmmm, bad error ... What? */
1772
1773 errno = SMBC_errno(context, targetcli);
1774 TALLOC_FREE(frame);
1775 return -1;
1776
1777 }
1778 else {
1779
1780 if (IS_DOS_DIR(mode))
1781 errno = EISDIR;
1782 else
1783 errno = saverr; /* Restore this */
1784
1785 }
1786 }
1787
1788 TALLOC_FREE(frame);
1789 return -1;
1790
1791 }
1792
1793 TALLOC_FREE(frame);
1794 return 0; /* Success ... */
1795
1796 }
1797
1798 /*
1799 * Routine to rename() a file
1800 */
1801
1802 int
1803 SMBC_rename_ctx(SMBCCTX *ocontext,
1804 const char *oname,
1805 SMBCCTX *ncontext,
1806 const char *nname)
1807 {
1808 char *server1 = NULL;
1809 char *share1 = NULL;
1810 char *server2 = NULL;
1811 char *share2 = NULL;
1812 char *user1 = NULL;
1813 char *user2 = NULL;
1814 char *password1 = NULL;
1815 char *password2 = NULL;
1816 char *workgroup = NULL;
1817 char *path1 = NULL;
1818 char *path2 = NULL;
1819 char *targetpath1 = NULL;
1820 char *targetpath2 = NULL;
1821 struct cli_state *targetcli1 = NULL;
1822 struct cli_state *targetcli2 = NULL;
1823 SMBCSRV *srv = NULL;
1824 TALLOC_CTX *frame = talloc_stackframe();
1825
1826 if (!ocontext || !ncontext ||
1827 !ocontext->internal->initialized ||
1828 !ncontext->internal->initialized) {
1829
1830 errno = EINVAL; /* Best I can think of ... */
1831 TALLOC_FREE(frame);
1832 return -1;
1833 }
1834
1835 if (!oname || !nname) {
1836 errno = EINVAL;
1837 TALLOC_FREE(frame);
1838 return -1;
1839 }
1840
1841 DEBUG(4, ("smbc_rename(%s,%s)\n", oname, nname));
1842
1843 if (SMBC_parse_path(frame,
1844 ocontext,
1845 oname,
1846 &workgroup,
1847 &server1,
1848 &share1,
1849 &path1,
1850 &user1,
1851 &password1,
1852 NULL)) {
1853 errno = EINVAL;
1854 TALLOC_FREE(frame);
1855 return -1;
1856 }
1857
1858 if (!user1 || user1[0] == (char)0) {
1859 user1 = talloc_strdup(frame, smbc_getUser(ocontext));
1860 if (!user1) {
1861 errno = ENOMEM;
1862 TALLOC_FREE(frame);
1863 return -1;
1864 }
1865 }
1866
1867 if (SMBC_parse_path(frame,
1868 ncontext,
1869 nname,
1870 NULL,
1871 &server2,
1872 &share2,
1873 &path2,
1874 &user2,
1875 &password2,
1876 NULL)) {
1877 errno = EINVAL;
1878 TALLOC_FREE(frame);
1879 return -1;
1880 }
1881
1882 if (!user2 || user2[0] == (char)0) {
1883 user2 = talloc_strdup(frame, smbc_getUser(ncontext));
1884 if (!user2) {
1885 errno = ENOMEM;
1886 TALLOC_FREE(frame);
1887 return -1;
1888 }
1889 }
1890
1891 if (strcmp(server1, server2) || strcmp(share1, share2) ||
1892 strcmp(user1, user2)) {
1893 /* Can't rename across file systems, or users?? */
1894 errno = EXDEV;
1895 TALLOC_FREE(frame);
1896 return -1;
1897 }
1898
1899 srv = SMBC_server(frame, ocontext, True,
1900 server1, share1, &workgroup, &user1, &password1);
1901 if (!srv) {
1902 TALLOC_FREE(frame);
1903 return -1;
1904
1905 }
1906
1907 /*d_printf(">>>rename: resolving %s\n", path1);*/
1908 if (!cli_resolve_path(frame, "", srv->cli, path1,
1909 &targetcli1, &targetpath1)) {
1910 d_printf("Could not resolve %s\n", path1);
1911 errno = ENOENT;
1912 TALLOC_FREE(frame);
1913 return -1;
1914 }
1915 /*d_printf(">>>rename: resolved path as %s\n", targetpath1);*/
1916 /*d_printf(">>>rename: resolving %s\n", path2);*/
1917 if (!cli_resolve_path(frame, "", srv->cli, path2,
1918 &targetcli2, &targetpath2)) {
1919 d_printf("Could not resolve %s\n", path2);
1920 errno = ENOENT;
1921 TALLOC_FREE(frame);
1922 return -1;
1923 }
1924 /*d_printf(">>>rename: resolved path as %s\n", targetpath2);*/
1925
1926 if (strcmp(targetcli1->desthost, targetcli2->desthost) ||
1927 strcmp(targetcli1->share, targetcli2->share))
1928 {
1929 /* can't rename across file systems */
1930 errno = EXDEV;
1931 TALLOC_FREE(frame);
1932 return -1;
1933 }
1934
1935 if (!cli_rename(targetcli1, targetpath1, targetpath2)) {
1936 int eno = SMBC_errno(ocontext, targetcli1);
1937
1938 if (eno != EEXIST ||
1939 !cli_unlink(targetcli1, targetpath2) ||
1940 !cli_rename(targetcli1, targetpath1, targetpath2)) {
1941
1942 errno = eno;
1943 TALLOC_FREE(frame);
1944 return -1;
1945
1946 }
1947 }
1948
1949 TALLOC_FREE(frame);
1950 return 0; /* Success */
1951 }
1952
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