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s4/build: Indicate whether Samba4 is being built against the system
[Samba/eduardoll.git] / source3 / libsmb / libsmb_dir.c
blob6c0b1b4e28b750900a7d2bb28cda10c651a31890
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 #include "../librpc/gen_ndr/cli_srvsvc.h"
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 = NULL;
271 NTSTATUS nt_status;
272 uint32_t resume_handle = 0;
273 uint32_t total_entries = 0;
274
275 /* Open the server service pipe */
276 nt_status = cli_rpc_pipe_open_noauth(cli, &ndr_table_srvsvc.syntax_id,
277 &pipe_hnd);
278 if (!NT_STATUS_IS_OK(nt_status)) {
279 DEBUG(1, ("net_share_enum_rpc pipe open fail!\n"));
280 return -1;
281 }
282
283 ZERO_STRUCT(info_ctr);
284 ZERO_STRUCT(ctr1);
285
286 info_ctr.level = 1;
287 info_ctr.ctr.ctr1 = &ctr1;
288
289 /* Issue the NetShareEnum RPC call and retrieve the response */
290 nt_status = rpccli_srvsvc_NetShareEnumAll(pipe_hnd, talloc_tos(),
291 pipe_hnd->desthost,
292 &info_ctr,
293 preferred_len,
294 &total_entries,
295 &resume_handle,
296 &result);
297
298 /* Was it successful? */
299 if (!NT_STATUS_IS_OK(nt_status) || !W_ERROR_IS_OK(result) ||
300 total_entries == 0) {
301 /* Nope. Go clean up. */
302 goto done;
303 }
304
305 /* For each returned entry... */
306 for (i = 0; i < total_entries; i++) {
307
308 /* pull out the share name */
309 fstrcpy(name, info_ctr.ctr.ctr1->array[i].name);
310
311 /* pull out the share's comment */
312 fstrcpy(comment, info_ctr.ctr.ctr1->array[i].comment);
313
314 /* Get the type value */
315 type = info_ctr.ctr.ctr1->array[i].type;
316
317 /* Add this share to the list */
318 (*fn)(name, type, comment, state);
319 }
320
321 done:
322 /* Close the server service pipe */
323 TALLOC_FREE(pipe_hnd);
324
325 /* Tell 'em if it worked */
326 return W_ERROR_IS_OK(result) ? 0 : -1;
327 }
328
329
330 /*
331 * Verify that the options specified in a URL are valid
332 */
333 int
334 SMBC_check_options(char *server,
335 char *share,
336 char *path,
337 char *options)
338 {
339 DEBUG(4, ("SMBC_check_options(): server='%s' share='%s' "
340 "path='%s' options='%s'\n",
341 server, share, path, options));
342
343 /* No options at all is always ok */
344 if (! *options) return 0;
345
346 /* Currently, we don't support any options. */
347 return -1;
348 }
349
350
351 SMBCFILE *
352 SMBC_opendir_ctx(SMBCCTX *context,
353 const char *fname)
354 {
355 int saved_errno;
356 char *server = NULL;
357 char *share = NULL;
358 char *user = NULL;
359 char *password = NULL;
360 char *options = NULL;
361 char *workgroup = NULL;
362 char *path = NULL;
363 uint16 mode;
364 char *p = NULL;
365 SMBCSRV *srv = NULL;
366 SMBCFILE *dir = NULL;
367 struct sockaddr_storage rem_ss;
368 TALLOC_CTX *frame = talloc_stackframe();
369
370 if (!context || !context->internal->initialized) {
371 DEBUG(4, ("no valid context\n"));
372 errno = EINVAL + 8192;
373 TALLOC_FREE(frame);
374 return NULL;
375
376 }
377
378 if (!fname) {
379 DEBUG(4, ("no valid fname\n"));
380 errno = EINVAL + 8193;
381 TALLOC_FREE(frame);
382 return NULL;
383 }
384
385 if (SMBC_parse_path(frame,
386 context,
387 fname,
388 &workgroup,
389 &server,
390 &share,
391 &path,
392 &user,
393 &password,
394 &options)) {
395 DEBUG(4, ("no valid path\n"));
396 errno = EINVAL + 8194;
397 TALLOC_FREE(frame);
398 return NULL;
399 }
400
401 DEBUG(4, ("parsed path: fname='%s' server='%s' share='%s' "
402 "path='%s' options='%s'\n",
403 fname, server, share, path, options));
404
405 /* Ensure the options are valid */
406 if (SMBC_check_options(server, share, path, options)) {
407 DEBUG(4, ("unacceptable options (%s)\n", options));
408 errno = EINVAL + 8195;
409 TALLOC_FREE(frame);
410 return NULL;
411 }
412
413 if (!user || user[0] == (char)0) {
414 user = talloc_strdup(frame, smbc_getUser(context));
415 if (!user) {
416 errno = ENOMEM;
417 TALLOC_FREE(frame);
418 return NULL;
419 }
420 }
421
422 dir = SMB_MALLOC_P(SMBCFILE);
423
424 if (!dir) {
425 errno = ENOMEM;
426 TALLOC_FREE(frame);
427 return NULL;
428 }
429
430 ZERO_STRUCTP(dir);
431
432 dir->cli_fd = 0;
433 dir->fname = SMB_STRDUP(fname);
434 dir->srv = NULL;
435 dir->offset = 0;
436 dir->file = False;
437 dir->dir_list = dir->dir_next = dir->dir_end = NULL;
438
439 if (server[0] == (char)0) {
440
441 int i;
442 int count;
443 int max_lmb_count;
444 struct ip_service *ip_list;
445 struct ip_service server_addr;
446 struct user_auth_info u_info;
447
448 if (share[0] != (char)0 || path[0] != (char)0) {
449
450 errno = EINVAL + 8196;
451 if (dir) {
452 SAFE_FREE(dir->fname);
453 SAFE_FREE(dir);
454 }
455 TALLOC_FREE(frame);
456 return NULL;
457 }
458
459 /* Determine how many local master browsers to query */
460 max_lmb_count = (smbc_getOptionBrowseMaxLmbCount(context) == 0
461 ? INT_MAX
462 : smbc_getOptionBrowseMaxLmbCount(context));
463
464 memset(&u_info, '\0', sizeof(u_info));
465 u_info.username = talloc_strdup(frame,user);
466 u_info.password = talloc_strdup(frame,password);
467 if (!u_info.username || !u_info.password) {
468 if (dir) {
469 SAFE_FREE(dir->fname);
470 SAFE_FREE(dir);
471 }
472 TALLOC_FREE(frame);
473 return NULL;
474 }
475
476 /*
477 * We have server and share and path empty but options
478 * requesting that we scan all master browsers for their list
479 * of workgroups/domains. This implies that we must first try
480 * broadcast queries to find all master browsers, and if that
481 * doesn't work, then try our other methods which return only
482 * a single master browser.
483 */
484
485 ip_list = NULL;
486 if (!NT_STATUS_IS_OK(name_resolve_bcast(MSBROWSE, 1, &ip_list,
487 &count)))
488 {
489
490 SAFE_FREE(ip_list);
491
492 if (!find_master_ip(workgroup, &server_addr.ss)) {
493
494 if (dir) {
495 SAFE_FREE(dir->fname);
496 SAFE_FREE(dir);
497 }
498 errno = ENOENT;
499 TALLOC_FREE(frame);
500 return NULL;
501 }
502
503 ip_list = (struct ip_service *)memdup(
504 &server_addr, sizeof(server_addr));
505 if (ip_list == NULL) {
506 errno = ENOMEM;
507 TALLOC_FREE(frame);
508 return NULL;
509 }
510 count = 1;
511 }
512
513 for (i = 0; i < count && i < max_lmb_count; i++) {
514 char addr[INET6_ADDRSTRLEN];
515 char *wg_ptr = NULL;
516 struct cli_state *cli = NULL;
517
518 print_sockaddr(addr, sizeof(addr), &ip_list[i].ss);
519 DEBUG(99, ("Found master browser %d of %d: %s\n",
520 i+1, MAX(count, max_lmb_count),
521 addr));
522
523 cli = get_ipc_connect_master_ip(talloc_tos(),
524 &ip_list[i],
525 &u_info,
526 &wg_ptr);
527 /* cli == NULL is the master browser refused to talk or
528 could not be found */
529 if (!cli) {
530 continue;
531 }
532
533 workgroup = talloc_strdup(frame, wg_ptr);
534 server = talloc_strdup(frame, cli->desthost);
535
536 cli_shutdown(cli);
537
538 if (!workgroup || !server) {
539 errno = ENOMEM;
540 TALLOC_FREE(frame);
541 return NULL;
542 }
543
544 DEBUG(4, ("using workgroup %s %s\n",
545 workgroup, server));
546
547 /*
548 * For each returned master browser IP address, get a
549 * connection to IPC$ on the server if we do not
550 * already have one, and determine the
551 * workgroups/domains that it knows about.
552 */
553
554 srv = SMBC_server(frame, context, True, server, "IPC$",
555 &workgroup, &user, &password);
556 if (!srv) {
557 continue;
558 }
559
560 dir->srv = srv;
561 dir->dir_type = SMBC_WORKGROUP;
562
563 /* Now, list the stuff ... */
564
565 if (!cli_NetServerEnum(srv->cli,
566 workgroup,
567 SV_TYPE_DOMAIN_ENUM,
568 list_unique_wg_fn,
569 (void *)dir)) {
570 continue;
571 }
572 }
573
574 SAFE_FREE(ip_list);
575 } else {
576 /*
577 * Server not an empty string ... Check the rest and see what
578 * gives
579 */
580 if (*share == '\0') {
581 if (*path != '\0') {
582
583 /* Should not have empty share with path */
584 errno = EINVAL + 8197;
585 if (dir) {
586 SAFE_FREE(dir->fname);
587 SAFE_FREE(dir);
588 }
589 TALLOC_FREE(frame);
590 return NULL;
591
592 }
593
594 /*
595 * We don't know if <server> is really a server name
596 * or is a workgroup/domain name. If we already have
597 * a server structure for it, we'll use it.
598 * Otherwise, check to see if <server><1D>,
599 * <server><1B>, or <server><20> translates. We check
600 * to see if <server> is an IP address first.
601 */
602
603 /*
604 * See if we have an existing server. Do not
605 * establish a connection if one does not already
606 * exist.
607 */
608 srv = SMBC_server(frame, context, False,
609 server, "IPC$",
610 &workgroup, &user, &password);
611
612 /*
613 * If no existing server and not an IP addr, look for
614 * LMB or DMB
615 */
616 if (!srv &&
617 !is_ipaddress(server) &&
618 (resolve_name(server, &rem_ss, 0x1d, false) || /* LMB */
619 resolve_name(server, &rem_ss, 0x1b, false) )) { /* DMB */
620 /*
621 * "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 from "
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, false))) {
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 (!NT_STATUS_IS_OK(cli_mkdir(targetcli, targetpath))) {
1190 errno = SMBC_errno(context, targetcli);
1191 TALLOC_FREE(frame);
1192 return -1;
1193
1194 }
1195
1196 TALLOC_FREE(frame);
1197 return 0;
1198
1199 }
1200
1201 /*
1202 * Our list function simply checks to see if a directory is not empty
1203 */
1204
1205 static void
1206 rmdir_list_fn(const char *mnt,
1207 file_info *finfo,
1208 const char *mask,
1209 void *state)
1210 {
1211 if (strncmp(finfo->name, ".", 1) != 0 &&
1212 strncmp(finfo->name, "..", 2) != 0) {
1213 bool *smbc_rmdir_dirempty = (bool *)state;
1214 *smbc_rmdir_dirempty = false;
1215 }
1216 }
1217
1218 /*
1219 * Routine to remove a directory
1220 */
1221
1222 int
1223 SMBC_rmdir_ctx(SMBCCTX *context,
1224 const char *fname)
1225 {
1226 SMBCSRV *srv = NULL;
1227 char *server = NULL;
1228 char *share = NULL;
1229 char *user = NULL;
1230 char *password = NULL;
1231 char *workgroup = NULL;
1232 char *path = NULL;
1233 char *targetpath = NULL;
1234 struct cli_state *targetcli = NULL;
1235 TALLOC_CTX *frame = talloc_stackframe();
1236
1237 if (!context || !context->internal->initialized) {
1238 errno = EINVAL;
1239 TALLOC_FREE(frame);
1240 return -1;
1241 }
1242
1243 if (!fname) {
1244 errno = EINVAL;
1245 TALLOC_FREE(frame);
1246 return -1;
1247 }
1248
1249 DEBUG(4, ("smbc_rmdir(%s)\n", fname));
1250
1251 if (SMBC_parse_path(frame,
1252 context,
1253 fname,
1254 &workgroup,
1255 &server,
1256 &share,
1257 &path,
1258 &user,
1259 &password,
1260 NULL)) {
1261 errno = EINVAL;
1262 TALLOC_FREE(frame);
1263 return -1;
1264 }
1265
1266 if (!user || user[0] == (char)0) {
1267 user = talloc_strdup(frame, smbc_getUser(context));
1268 if (!user) {
1269 errno = ENOMEM;
1270 TALLOC_FREE(frame);
1271 return -1;
1272 }
1273 }
1274
1275 srv = SMBC_server(frame, context, True,
1276 server, share, &workgroup, &user, &password);
1277
1278 if (!srv) {
1279
1280 TALLOC_FREE(frame);
1281 return -1; /* errno set by SMBC_server */
1282
1283 }
1284
1285 /*d_printf(">>>rmdir: resolving %s\n", path);*/
1286 if (!cli_resolve_path(frame, "", context->internal->auth_info,
1287 srv->cli, path,
1288 &targetcli, &targetpath)) {
1289 d_printf("Could not resolve %s\n", path);
1290 errno = ENOENT;
1291 TALLOC_FREE(frame);
1292 return -1;
1293 }
1294 /*d_printf(">>>rmdir: resolved path as %s\n", targetpath);*/
1295
1296 if (!NT_STATUS_IS_OK(cli_rmdir(targetcli, targetpath))) {
1297
1298 errno = SMBC_errno(context, targetcli);
1299
1300 if (errno == EACCES) { /* Check if the dir empty or not */
1301
1302 /* Local storage to avoid buffer overflows */
1303 char *lpath;
1304 bool smbc_rmdir_dirempty = true;
1305
1306 lpath = talloc_asprintf(frame, "%s\\*",
1307 targetpath);
1308 if (!lpath) {
1309 errno = ENOMEM;
1310 TALLOC_FREE(frame);
1311 return -1;
1312 }
1313
1314 if (cli_list(targetcli, lpath,
1315 aDIR | aSYSTEM | aHIDDEN,
1316 rmdir_list_fn,
1317 &smbc_rmdir_dirempty) < 0) {
1318
1319 /* Fix errno to ignore latest error ... */
1320 DEBUG(5, ("smbc_rmdir: "
1321 "cli_list returned an error: %d\n",
1322 SMBC_errno(context, targetcli)));
1323 errno = EACCES;
1324
1325 }
1326
1327 if (smbc_rmdir_dirempty)
1328 errno = EACCES;
1329 else
1330 errno = ENOTEMPTY;
1331
1332 }
1333
1334 TALLOC_FREE(frame);
1335 return -1;
1336
1337 }
1338
1339 TALLOC_FREE(frame);
1340 return 0;
1341
1342 }
1343
1344 /*
1345 * Routine to return the current directory position
1346 */
1347
1348 off_t
1349 SMBC_telldir_ctx(SMBCCTX *context,
1350 SMBCFILE *dir)
1351 {
1352 TALLOC_CTX *frame = talloc_stackframe();
1353
1354 if (!context || !context->internal->initialized) {
1355
1356 errno = EINVAL;
1357 TALLOC_FREE(frame);
1358 return -1;
1359
1360 }
1361
1362 if (!dir || !SMBC_dlist_contains(context->internal->files, dir)) {
1363
1364 errno = EBADF;
1365 TALLOC_FREE(frame);
1366 return -1;
1367
1368 }
1369
1370 if (dir->file != False) { /* FIXME, should be dir, perhaps */
1371
1372 errno = ENOTDIR;
1373 TALLOC_FREE(frame);
1374 return -1;
1375
1376 }
1377
1378 /* See if we're already at the end. */
1379 if (dir->dir_next == NULL) {
1380 /* We are. */
1381 TALLOC_FREE(frame);
1382 return -1;
1383 }
1384
1385 /*
1386 * We return the pointer here as the offset
1387 */
1388 TALLOC_FREE(frame);
1389 return (off_t)(long)dir->dir_next->dirent;
1390 }
1391
1392 /*
1393 * A routine to run down the list and see if the entry is OK
1394 */
1395
1396 static struct smbc_dir_list *
1397 check_dir_ent(struct smbc_dir_list *list,
1398 struct smbc_dirent *dirent)
1399 {
1400
1401 /* Run down the list looking for what we want */
1402
1403 if (dirent) {
1404
1405 struct smbc_dir_list *tmp = list;
1406
1407 while (tmp) {
1408
1409 if (tmp->dirent == dirent)
1410 return tmp;
1411
1412 tmp = tmp->next;
1413
1414 }
1415
1416 }
1417
1418 return NULL; /* Not found, or an error */
1419
1420 }
1421
1422
1423 /*
1424 * Routine to seek on a directory
1425 */
1426
1427 int
1428 SMBC_lseekdir_ctx(SMBCCTX *context,
1429 SMBCFILE *dir,
1430 off_t offset)
1431 {
1432 long int l_offset = offset; /* Handle problems of size */
1433 struct smbc_dirent *dirent = (struct smbc_dirent *)l_offset;
1434 struct smbc_dir_list *list_ent = (struct smbc_dir_list *)NULL;
1435 TALLOC_CTX *frame = talloc_stackframe();
1436
1437 if (!context || !context->internal->initialized) {
1438
1439 errno = EINVAL;
1440 TALLOC_FREE(frame);
1441 return -1;
1442
1443 }
1444
1445 if (dir->file != False) { /* FIXME, should be dir, perhaps */
1446
1447 errno = ENOTDIR;
1448 TALLOC_FREE(frame);
1449 return -1;
1450
1451 }
1452
1453 /* Now, check what we were passed and see if it is OK ... */
1454
1455 if (dirent == NULL) { /* Seek to the begining of the list */
1456
1457 dir->dir_next = dir->dir_list;
1458 TALLOC_FREE(frame);
1459 return 0;
1460
1461 }
1462
1463 if (offset == -1) { /* Seek to the end of the list */
1464 dir->dir_next = NULL;
1465 TALLOC_FREE(frame);
1466 return 0;
1467 }
1468
1469 /* Now, run down the list and make sure that the entry is OK */
1470 /* This may need to be changed if we change the format of the list */
1471
1472 if ((list_ent = check_dir_ent(dir->dir_list, dirent)) == NULL) {
1473 errno = EINVAL; /* Bad entry */
1474 TALLOC_FREE(frame);
1475 return -1;
1476 }
1477
1478 dir->dir_next = list_ent;
1479
1480 TALLOC_FREE(frame);
1481 return 0;
1482 }
1483
1484 /*
1485 * Routine to fstat a dir
1486 */
1487
1488 int
1489 SMBC_fstatdir_ctx(SMBCCTX *context,
1490 SMBCFILE *dir,
1491 struct stat *st)
1492 {
1493
1494 if (!context || !context->internal->initialized) {
1495
1496 errno = EINVAL;
1497 return -1;
1498 }
1499
1500 /* No code yet ... */
1501 return 0;
1502 }
1503
1504 int
1505 SMBC_chmod_ctx(SMBCCTX *context,
1506 const char *fname,
1507 mode_t newmode)
1508 {
1509 SMBCSRV *srv = NULL;
1510 char *server = NULL;
1511 char *share = NULL;
1512 char *user = NULL;
1513 char *password = NULL;
1514 char *workgroup = NULL;
1515 char *targetpath = NULL;
1516 struct cli_state *targetcli = NULL;
1517 char *path = NULL;
1518 uint16 mode;
1519 TALLOC_CTX *frame = talloc_stackframe();
1520
1521 if (!context || !context->internal->initialized) {
1522
1523 errno = EINVAL; /* Best I can think of ... */
1524 TALLOC_FREE(frame);
1525 return -1;
1526 }
1527
1528 if (!fname) {
1529 errno = EINVAL;
1530 TALLOC_FREE(frame);
1531 return -1;
1532 }
1533
1534 DEBUG(4, ("smbc_chmod(%s, 0%3o)\n", fname, (unsigned int)newmode));
1535
1536 if (SMBC_parse_path(frame,
1537 context,
1538 fname,
1539 &workgroup,
1540 &server,
1541 &share,
1542 &path,
1543 &user,
1544 &password,
1545 NULL)) {
1546 errno = EINVAL;
1547 TALLOC_FREE(frame);
1548 return -1;
1549 }
1550
1551 if (!user || user[0] == (char)0) {
1552 user = talloc_strdup(frame, smbc_getUser(context));
1553 if (!user) {
1554 errno = ENOMEM;
1555 TALLOC_FREE(frame);
1556 return -1;
1557 }
1558 }
1559
1560 srv = SMBC_server(frame, context, True,
1561 server, share, &workgroup, &user, &password);
1562
1563 if (!srv) {
1564 TALLOC_FREE(frame);
1565 return -1; /* errno set by SMBC_server */
1566 }
1567
1568 /*d_printf(">>>unlink: resolving %s\n", path);*/
1569 if (!cli_resolve_path(frame, "", context->internal->auth_info,
1570 srv->cli, path,
1571 &targetcli, &targetpath)) {
1572 d_printf("Could not resolve %s\n", path);
1573 errno = ENOENT;
1574 TALLOC_FREE(frame);
1575 return -1;
1576 }
1577
1578 mode = 0;
1579
1580 if (!(newmode & (S_IWUSR | S_IWGRP | S_IWOTH))) mode |= aRONLY;
1581 if ((newmode & S_IXUSR) && lp_map_archive(-1)) mode |= aARCH;
1582 if ((newmode & S_IXGRP) && lp_map_system(-1)) mode |= aSYSTEM;
1583 if ((newmode & S_IXOTH) && lp_map_hidden(-1)) mode |= aHIDDEN;
1584
1585 if (!NT_STATUS_IS_OK(cli_setatr(targetcli, targetpath, mode, 0))) {
1586 errno = SMBC_errno(context, targetcli);
1587 TALLOC_FREE(frame);
1588 return -1;
1589 }
1590
1591 TALLOC_FREE(frame);
1592 return 0;
1593 }
1594
1595 int
1596 SMBC_utimes_ctx(SMBCCTX *context,
1597 const char *fname,
1598 struct timeval *tbuf)
1599 {
1600 SMBCSRV *srv = NULL;
1601 char *server = NULL;
1602 char *share = NULL;
1603 char *user = NULL;
1604 char *password = NULL;
1605 char *workgroup = NULL;
1606 char *path = NULL;
1607 time_t access_time;
1608 time_t write_time;
1609 TALLOC_CTX *frame = talloc_stackframe();
1610
1611 if (!context || !context->internal->initialized) {
1612
1613 errno = EINVAL; /* Best I can think of ... */
1614 TALLOC_FREE(frame);
1615 return -1;
1616 }
1617
1618 if (!fname) {
1619 errno = EINVAL;
1620 TALLOC_FREE(frame);
1621 return -1;
1622 }
1623
1624 if (tbuf == NULL) {
1625 access_time = write_time = time(NULL);
1626 } else {
1627 access_time = tbuf[0].tv_sec;
1628 write_time = tbuf[1].tv_sec;
1629 }
1630
1631 if (DEBUGLVL(4)) {
1632 char *p;
1633 char atimebuf[32];
1634 char mtimebuf[32];
1635
1636 strncpy(atimebuf, ctime(&access_time), sizeof(atimebuf) - 1);
1637 atimebuf[sizeof(atimebuf) - 1] = '\0';
1638 if ((p = strchr(atimebuf, '\n')) != NULL) {
1639 *p = '\0';
1640 }
1641
1642 strncpy(mtimebuf, ctime(&write_time), sizeof(mtimebuf) - 1);
1643 mtimebuf[sizeof(mtimebuf) - 1] = '\0';
1644 if ((p = strchr(mtimebuf, '\n')) != NULL) {
1645 *p = '\0';
1646 }
1647
1648 dbgtext("smbc_utimes(%s, atime = %s mtime = %s)\n",
1649 fname, atimebuf, mtimebuf);
1650 }
1651
1652 if (SMBC_parse_path(frame,
1653 context,
1654 fname,
1655 &workgroup,
1656 &server,
1657 &share,
1658 &path,
1659 &user,
1660 &password,
1661 NULL)) {
1662 errno = EINVAL;
1663 TALLOC_FREE(frame);
1664 return -1;
1665 }
1666
1667 if (!user || user[0] == (char)0) {
1668 user = talloc_strdup(frame, smbc_getUser(context));
1669 if (!user) {
1670 errno = ENOMEM;
1671 TALLOC_FREE(frame);
1672 return -1;
1673 }
1674 }
1675
1676 srv = SMBC_server(frame, context, True,
1677 server, share, &workgroup, &user, &password);
1678
1679 if (!srv) {
1680 TALLOC_FREE(frame);
1681 return -1; /* errno set by SMBC_server */
1682 }
1683
1684 if (!SMBC_setatr(context, srv, path,
1685 0, access_time, write_time, 0, 0)) {
1686 TALLOC_FREE(frame);
1687 return -1; /* errno set by SMBC_setatr */
1688 }
1689
1690 TALLOC_FREE(frame);
1691 return 0;
1692 }
1693
1694 /*
1695 * Routine to unlink() a file
1696 */
1697
1698 int
1699 SMBC_unlink_ctx(SMBCCTX *context,
1700 const char *fname)
1701 {
1702 char *server = NULL;
1703 char *share = NULL;
1704 char *user = NULL;
1705 char *password = NULL;
1706 char *workgroup = NULL;
1707 char *path = NULL;
1708 char *targetpath = NULL;
1709 struct cli_state *targetcli = NULL;
1710 SMBCSRV *srv = NULL;
1711 TALLOC_CTX *frame = talloc_stackframe();
1712
1713 if (!context || !context->internal->initialized) {
1714
1715 errno = EINVAL; /* Best I can think of ... */
1716 TALLOC_FREE(frame);
1717 return -1;
1718
1719 }
1720
1721 if (!fname) {
1722 errno = EINVAL;
1723 TALLOC_FREE(frame);
1724 return -1;
1725
1726 }
1727
1728 if (SMBC_parse_path(frame,
1729 context,
1730 fname,
1731 &workgroup,
1732 &server,
1733 &share,
1734 &path,
1735 &user,
1736 &password,
1737 NULL)) {
1738 errno = EINVAL;
1739 TALLOC_FREE(frame);
1740 return -1;
1741 }
1742
1743 if (!user || user[0] == (char)0) {
1744 user = talloc_strdup(frame, smbc_getUser(context));
1745 if (!user) {
1746 errno = ENOMEM;
1747 TALLOC_FREE(frame);
1748 return -1;
1749 }
1750 }
1751
1752 srv = SMBC_server(frame, context, True,
1753 server, share, &workgroup, &user, &password);
1754
1755 if (!srv) {
1756 TALLOC_FREE(frame);
1757 return -1; /* SMBC_server sets errno */
1758
1759 }
1760
1761 /*d_printf(">>>unlink: resolving %s\n", path);*/
1762 if (!cli_resolve_path(frame, "", context->internal->auth_info,
1763 srv->cli, path,
1764 &targetcli, &targetpath)) {
1765 d_printf("Could not resolve %s\n", path);
1766 errno = ENOENT;
1767 TALLOC_FREE(frame);
1768 return -1;
1769 }
1770 /*d_printf(">>>unlink: resolved path as %s\n", targetpath);*/
1771
1772 if (!NT_STATUS_IS_OK(cli_unlink(targetcli, targetpath, aSYSTEM | aHIDDEN))) {
1773
1774 errno = SMBC_errno(context, targetcli);
1775
1776 if (errno == EACCES) { /* Check if the file is a directory */
1777
1778 int saverr = errno;
1779 SMB_OFF_T size = 0;
1780 uint16 mode = 0;
1781 struct timespec write_time_ts;
1782 struct timespec access_time_ts;
1783 struct timespec change_time_ts;
1784 SMB_INO_T ino = 0;
1785
1786 if (!SMBC_getatr(context, srv, path, &mode, &size,
1787 NULL,
1788 &access_time_ts,
1789 &write_time_ts,
1790 &change_time_ts,
1791 &ino)) {
1792
1793 /* Hmmm, bad error ... What? */
1794
1795 errno = SMBC_errno(context, targetcli);
1796 TALLOC_FREE(frame);
1797 return -1;
1798
1799 }
1800 else {
1801
1802 if (IS_DOS_DIR(mode))
1803 errno = EISDIR;
1804 else
1805 errno = saverr; /* Restore this */
1806
1807 }
1808 }
1809
1810 TALLOC_FREE(frame);
1811 return -1;
1812
1813 }
1814
1815 TALLOC_FREE(frame);
1816 return 0; /* Success ... */
1817
1818 }
1819
1820 /*
1821 * Routine to rename() a file
1822 */
1823
1824 int
1825 SMBC_rename_ctx(SMBCCTX *ocontext,
1826 const char *oname,
1827 SMBCCTX *ncontext,
1828 const char *nname)
1829 {
1830 char *server1 = NULL;
1831 char *share1 = NULL;
1832 char *server2 = NULL;
1833 char *share2 = NULL;
1834 char *user1 = NULL;
1835 char *user2 = NULL;
1836 char *password1 = NULL;
1837 char *password2 = NULL;
1838 char *workgroup = NULL;
1839 char *path1 = NULL;
1840 char *path2 = NULL;
1841 char *targetpath1 = NULL;
1842 char *targetpath2 = NULL;
1843 struct cli_state *targetcli1 = NULL;
1844 struct cli_state *targetcli2 = NULL;
1845 SMBCSRV *srv = NULL;
1846 TALLOC_CTX *frame = talloc_stackframe();
1847
1848 if (!ocontext || !ncontext ||
1849 !ocontext->internal->initialized ||
1850 !ncontext->internal->initialized) {
1851
1852 errno = EINVAL; /* Best I can think of ... */
1853 TALLOC_FREE(frame);
1854 return -1;
1855 }
1856
1857 if (!oname || !nname) {
1858 errno = EINVAL;
1859 TALLOC_FREE(frame);
1860 return -1;
1861 }
1862
1863 DEBUG(4, ("smbc_rename(%s,%s)\n", oname, nname));
1864
1865 if (SMBC_parse_path(frame,
1866 ocontext,
1867 oname,
1868 &workgroup,
1869 &server1,
1870 &share1,
1871 &path1,
1872 &user1,
1873 &password1,
1874 NULL)) {
1875 errno = EINVAL;
1876 TALLOC_FREE(frame);
1877 return -1;
1878 }
1879
1880 if (!user1 || user1[0] == (char)0) {
1881 user1 = talloc_strdup(frame, smbc_getUser(ocontext));
1882 if (!user1) {
1883 errno = ENOMEM;
1884 TALLOC_FREE(frame);
1885 return -1;
1886 }
1887 }
1888
1889 if (SMBC_parse_path(frame,
1890 ncontext,
1891 nname,
1892 NULL,
1893 &server2,
1894 &share2,
1895 &path2,
1896 &user2,
1897 &password2,
1898 NULL)) {
1899 errno = EINVAL;
1900 TALLOC_FREE(frame);
1901 return -1;
1902 }
1903
1904 if (!user2 || user2[0] == (char)0) {
1905 user2 = talloc_strdup(frame, smbc_getUser(ncontext));
1906 if (!user2) {
1907 errno = ENOMEM;
1908 TALLOC_FREE(frame);
1909 return -1;
1910 }
1911 }
1912
1913 if (strcmp(server1, server2) || strcmp(share1, share2) ||
1914 strcmp(user1, user2)) {
1915 /* Can't rename across file systems, or users?? */
1916 errno = EXDEV;
1917 TALLOC_FREE(frame);
1918 return -1;
1919 }
1920
1921 srv = SMBC_server(frame, ocontext, True,
1922 server1, share1, &workgroup, &user1, &password1);
1923 if (!srv) {
1924 TALLOC_FREE(frame);
1925 return -1;
1926
1927 }
1928
1929 /* set the credentials to make DFS work */
1930 smbc_set_credentials_with_fallback(ocontext,
1931 workgroup,
1932 user1,
1933 password1);
1934
1935 /*d_printf(">>>rename: resolving %s\n", path1);*/
1936 if (!cli_resolve_path(frame, "", ocontext->internal->auth_info,
1937 srv->cli,
1938 path1,
1939 &targetcli1, &targetpath1)) {
1940 d_printf("Could not resolve %s\n", path1);
1941 errno = ENOENT;
1942 TALLOC_FREE(frame);
1943 return -1;
1944 }
1945
1946 /* set the credentials to make DFS work */
1947 smbc_set_credentials_with_fallback(ncontext,
1948 workgroup,
1949 user2,
1950 password2);
1951
1952 /*d_printf(">>>rename: resolved path as %s\n", targetpath1);*/
1953 /*d_printf(">>>rename: resolving %s\n", path2);*/
1954 if (!cli_resolve_path(frame, "", ncontext->internal->auth_info,
1955 srv->cli,
1956 path2,
1957 &targetcli2, &targetpath2)) {
1958 d_printf("Could not resolve %s\n", path2);
1959 errno = ENOENT;
1960 TALLOC_FREE(frame);
1961 return -1;
1962 }
1963 /*d_printf(">>>rename: resolved path as %s\n", targetpath2);*/
1964
1965 if (strcmp(targetcli1->desthost, targetcli2->desthost) ||
1966 strcmp(targetcli1->share, targetcli2->share))
1967 {
1968 /* can't rename across file systems */
1969 errno = EXDEV;
1970 TALLOC_FREE(frame);
1971 return -1;
1972 }
1973
1974 if (!NT_STATUS_IS_OK(cli_rename(targetcli1, targetpath1, targetpath2))) {
1975 int eno = SMBC_errno(ocontext, targetcli1);
1976
1977 if (eno != EEXIST ||
1978 !NT_STATUS_IS_OK(cli_unlink(targetcli1, targetpath2, aSYSTEM | aHIDDEN)) ||
1979 !NT_STATUS_IS_OK(cli_rename(targetcli1, targetpath1, targetpath2))) {
1980
1981 errno = eno;
1982 TALLOC_FREE(frame);
1983 return -1;
1984
1985 }
1986 }
1987
1988 TALLOC_FREE(frame);
1989 return 0; /* Success */
1990 }
1991
Eduardo's samba4 branches