source: vendor/3.6.9/source3/libsmb/libsmb_dir.c

Last change on this file was 740, checked in by Silvan Scherrer, 13 years ago

Samba Server: update vendor to 3.6.0
File size: 52.9 KB
Line 
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 "libsmb/libsmb.h"
27#include "popt_common.h"
28#include "libsmbclient.h"
29#include "libsmb_internal.h"
30#include "rpc_client/cli_pipe.h"
31#include "../librpc/gen_ndr/ndr_srvsvc_c.h"
32#include "libsmb/nmblib.h"
33
34/*
35 * Routine to open a directory
36 * We accept the URL syntax explained in SMBC_parse_path(), above.
37 */
38
39static void
40remove_dir(SMBCFILE *dir)
41{
42 struct smbc_dir_list *d,*f;
43
44 d = dir->dir_list;
45 while (d) {
46
47 f = d; d = d->next;
48
49 SAFE_FREE(f->dirent);
50 SAFE_FREE(f);
51
52 }
53
54 dir->dir_list = dir->dir_end = dir->dir_next = NULL;
55
56}
57
58static int
59add_dirent(SMBCFILE *dir,
60 const char *name,
61 const char *comment,
62 uint32 type)
63{
64 struct smbc_dirent *dirent;
65 int size;
66 int name_length = (name == NULL ? 0 : strlen(name));
67 int comment_len = (comment == NULL ? 0 : strlen(comment));
68
69 /*
70 * Allocate space for the dirent, which must be increased by the
71 * size of the name and the comment and 1 each for the null terminator.
72 */
73
74 size = sizeof(struct smbc_dirent) + name_length + comment_len + 2;
75
76 dirent = (struct smbc_dirent *)SMB_MALLOC(size);
77
78 if (!dirent) {
79
80 dir->dir_error = ENOMEM;
81 return -1;
82
83 }
84
85 ZERO_STRUCTP(dirent);
86
87 if (dir->dir_list == NULL) {
88
89 dir->dir_list = SMB_MALLOC_P(struct smbc_dir_list);
90 if (!dir->dir_list) {
91
92 SAFE_FREE(dirent);
93 dir->dir_error = ENOMEM;
94 return -1;
95
96 }
97 ZERO_STRUCTP(dir->dir_list);
98
99 dir->dir_end = dir->dir_next = dir->dir_list;
100 }
101 else {
102
103 dir->dir_end->next = SMB_MALLOC_P(struct smbc_dir_list);
104
105 if (!dir->dir_end->next) {
106
107 SAFE_FREE(dirent);
108 dir->dir_error = ENOMEM;
109 return -1;
110
111 }
112 ZERO_STRUCTP(dir->dir_end->next);
113
114 dir->dir_end = dir->dir_end->next;
115 }
116
117 dir->dir_end->next = NULL;
118 dir->dir_end->dirent = dirent;
119
120 dirent->smbc_type = type;
121 dirent->namelen = name_length;
122 dirent->commentlen = comment_len;
123 dirent->dirlen = size;
124
125 /*
126 * dirent->namelen + 1 includes the null (no null termination needed)
127 * Ditto for dirent->commentlen.
128 * The space for the two null bytes was allocated.
129 */
130 strncpy(dirent->name, (name?name:""), dirent->namelen + 1);
131 dirent->comment = (char *)(&dirent->name + dirent->namelen + 1);
132 strncpy(dirent->comment, (comment?comment:""), dirent->commentlen + 1);
133
134 return 0;
135
136}
137
138static void
139list_unique_wg_fn(const char *name,
140 uint32 type,
141 const char *comment,
142 void *state)
143{
144 SMBCFILE *dir = (SMBCFILE *)state;
145 struct smbc_dir_list *dir_list;
146 struct smbc_dirent *dirent;
147 int dirent_type;
148 int do_remove = 0;
149
150 dirent_type = dir->dir_type;
151
152 if (add_dirent(dir, name, comment, dirent_type) < 0) {
153 /* An error occurred, what do we do? */
154 /* FIXME: Add some code here */
155 /* Change cli_NetServerEnum to take a fn
156 returning NTSTATUS... JRA. */
157 }
158
159 /* Point to the one just added */
160 dirent = dir->dir_end->dirent;
161
162 /* See if this was a duplicate */
163 for (dir_list = dir->dir_list;
164 dir_list != dir->dir_end;
165 dir_list = dir_list->next) {
166 if (! do_remove &&
167 strcmp(dir_list->dirent->name, dirent->name) == 0) {
168 /* Duplicate. End end of list need to be removed. */
169 do_remove = 1;
170 }
171
172 if (do_remove && dir_list->next == dir->dir_end) {
173 /* Found the end of the list. Remove it. */
174 dir->dir_end = dir_list;
175 free(dir_list->next);
176 free(dirent);
177 dir_list->next = NULL;
178 break;
179 }
180 }
181}
182
183static void
184list_fn(const char *name,
185 uint32 type,
186 const char *comment,
187 void *state)
188{
189 SMBCFILE *dir = (SMBCFILE *)state;
190 int dirent_type;
191
192 /*
193 * We need to process the type a little ...
194 *
195 * Disk share = 0x00000000
196 * Print share = 0x00000001
197 * Comms share = 0x00000002 (obsolete?)
198 * IPC$ share = 0x00000003
199 *
200 * administrative shares:
201 * ADMIN$, IPC$, C$, D$, E$ ... are type |= 0x80000000
202 */
203
204 if (dir->dir_type == SMBC_FILE_SHARE) {
205 switch (type) {
206 case 0 | 0x80000000:
207 case 0:
208 dirent_type = SMBC_FILE_SHARE;
209 break;
210
211 case 1:
212 dirent_type = SMBC_PRINTER_SHARE;
213 break;
214
215 case 2:
216 dirent_type = SMBC_COMMS_SHARE;
217 break;
218
219 case 3 | 0x80000000:
220 case 3:
221 dirent_type = SMBC_IPC_SHARE;
222 break;
223
224 default:
225 dirent_type = SMBC_FILE_SHARE; /* FIXME, error? */
226 break;
227 }
228 }
229 else {
230 dirent_type = dir->dir_type;
231 }
232
233 if (add_dirent(dir, name, comment, dirent_type) < 0) {
234 /* An error occurred, what do we do? */
235 /* FIXME: Add some code here */
236 /* Change cli_NetServerEnum to take a fn
237 returning NTSTATUS... JRA. */
238 }
239}
240
241static NTSTATUS
242dir_list_fn(const char *mnt,
243 struct file_info *finfo,
244 const char *mask,
245 void *state)
246{
247
248 if (add_dirent((SMBCFILE *)state, finfo->name, "",
249 (finfo->mode&FILE_ATTRIBUTE_DIRECTORY?SMBC_DIR:SMBC_FILE)) < 0) {
250 SMBCFILE *dir = (SMBCFILE *)state;
251 return map_nt_error_from_unix(dir->dir_error);
252 }
253 return NT_STATUS_OK;
254}
255
256static int
257net_share_enum_rpc(struct cli_state *cli,
258 void (*fn)(const char *name,
259 uint32 type,
260 const char *comment,
261 void *state),
262 void *state)
263{
264 int i;
265 WERROR result;
266 uint32 preferred_len = 0xffffffff;
267 uint32 type;
268 struct srvsvc_NetShareInfoCtr info_ctr;
269 struct srvsvc_NetShareCtr1 ctr1;
270 fstring name = "";
271 fstring comment = "";
272 struct rpc_pipe_client *pipe_hnd = NULL;
273 NTSTATUS nt_status;
274 uint32_t resume_handle = 0;
275 uint32_t total_entries = 0;
276 struct dcerpc_binding_handle *b;
277
278 /* Open the server service pipe */
279 nt_status = cli_rpc_pipe_open_noauth(cli, &ndr_table_srvsvc.syntax_id,
280 &pipe_hnd);
281 if (!NT_STATUS_IS_OK(nt_status)) {
282 DEBUG(1, ("net_share_enum_rpc pipe open fail!\n"));
283 return -1;
284 }
285
286 ZERO_STRUCT(info_ctr);
287 ZERO_STRUCT(ctr1);
288
289 info_ctr.level = 1;
290 info_ctr.ctr.ctr1 = &ctr1;
291
292 b = pipe_hnd->binding_handle;
293
294 /* Issue the NetShareEnum RPC call and retrieve the response */
295 nt_status = dcerpc_srvsvc_NetShareEnumAll(b, talloc_tos(),
296 pipe_hnd->desthost,
297 &info_ctr,
298 preferred_len,
299 &total_entries,
300 &resume_handle,
301 &result);
302
303 /* Was it successful? */
304 if (!NT_STATUS_IS_OK(nt_status)) {
305 /* Nope. Go clean up. */
306 result = ntstatus_to_werror(nt_status);
307 goto done;
308 }
309
310 if (!W_ERROR_IS_OK(result)) {
311 /* Nope. Go clean up. */
312 goto done;
313 }
314
315 if (total_entries == 0) {
316 /* Nope. Go clean up. */
317 result = WERR_GENERAL_FAILURE;
318 goto done;
319 }
320
321 /* For each returned entry... */
322 for (i = 0; i < info_ctr.ctr.ctr1->count; i++) {
323
324 /* pull out the share name */
325 fstrcpy(name, info_ctr.ctr.ctr1->array[i].name);
326
327 /* pull out the share's comment */
328 fstrcpy(comment, info_ctr.ctr.ctr1->array[i].comment);
329
330 /* Get the type value */
331 type = info_ctr.ctr.ctr1->array[i].type;
332
333 /* Add this share to the list */
334 (*fn)(name, type, comment, state);
335 }
336
337done:
338 /* Close the server service pipe */
339 TALLOC_FREE(pipe_hnd);
340
341 /* Tell 'em if it worked */
342 return W_ERROR_IS_OK(result) ? 0 : -1;
343}
344
345
346/*
347 * Verify that the options specified in a URL are valid
348 */
349int
350SMBC_check_options(char *server,
351 char *share,
352 char *path,
353 char *options)
354{
355 DEBUG(4, ("SMBC_check_options(): server='%s' share='%s' "
356 "path='%s' options='%s'\n",
357 server, share, path, options));
358
359 /* No options at all is always ok */
360 if (! *options) return 0;
361
362 /* Currently, we don't support any options. */
363 return -1;
364}
365
366
367SMBCFILE *
368SMBC_opendir_ctx(SMBCCTX *context,
369 const char *fname)
370{
371 int saved_errno;
372 char *server = NULL;
373 char *share = NULL;
374 char *user = NULL;
375 char *password = NULL;
376 char *options = NULL;
377 char *workgroup = NULL;
378 char *path = NULL;
379 uint16 mode;
380 char *p = NULL;
381 SMBCSRV *srv = NULL;
382 SMBCFILE *dir = NULL;
383 struct sockaddr_storage rem_ss;
384 TALLOC_CTX *frame = talloc_stackframe();
385
386 if (!context || !context->internal->initialized) {
387 DEBUG(4, ("no valid context\n"));
388 TALLOC_FREE(frame);
389 errno = EINVAL + 8192;
390 return NULL;
391
392 }
393
394 if (!fname) {
395 DEBUG(4, ("no valid fname\n"));
396 TALLOC_FREE(frame);
397 errno = EINVAL + 8193;
398 return NULL;
399 }
400
401 if (SMBC_parse_path(frame,
402 context,
403 fname,
404 &workgroup,
405 &server,
406 &share,
407 &path,
408 &user,
409 &password,
410 &options)) {
411 DEBUG(4, ("no valid path\n"));
412 TALLOC_FREE(frame);
413 errno = EINVAL + 8194;
414 return NULL;
415 }
416
417 DEBUG(4, ("parsed path: fname='%s' server='%s' share='%s' "
418 "path='%s' options='%s'\n",
419 fname, server, share, path, options));
420
421 /* Ensure the options are valid */
422 if (SMBC_check_options(server, share, path, options)) {
423 DEBUG(4, ("unacceptable options (%s)\n", options));
424 TALLOC_FREE(frame);
425 errno = EINVAL + 8195;
426 return NULL;
427 }
428
429 if (!user || user[0] == (char)0) {
430 user = talloc_strdup(frame, smbc_getUser(context));
431 if (!user) {
432 TALLOC_FREE(frame);
433 errno = ENOMEM;
434 return NULL;
435 }
436 }
437
438 dir = SMB_MALLOC_P(SMBCFILE);
439
440 if (!dir) {
441 TALLOC_FREE(frame);
442 errno = ENOMEM;
443 return NULL;
444 }
445
446 ZERO_STRUCTP(dir);
447
448 dir->cli_fd = 0;
449 dir->fname = SMB_STRDUP(fname);
450 dir->srv = NULL;
451 dir->offset = 0;
452 dir->file = False;
453 dir->dir_list = dir->dir_next = dir->dir_end = NULL;
454
455 if (server[0] == (char)0) {
456
457 int i;
458 int count;
459 int max_lmb_count;
460 struct sockaddr_storage *ip_list;
461 struct sockaddr_storage server_addr;
462 struct user_auth_info u_info;
463 NTSTATUS status;
464
465 if (share[0] != (char)0 || path[0] != (char)0) {
466
467 if (dir) {
468 SAFE_FREE(dir->fname);
469 SAFE_FREE(dir);
470 }
471 TALLOC_FREE(frame);
472 errno = EINVAL + 8196;
473 return NULL;
474 }
475
476 /* Determine how many local master browsers to query */
477 max_lmb_count = (smbc_getOptionBrowseMaxLmbCount(context) == 0
478 ? INT_MAX
479 : smbc_getOptionBrowseMaxLmbCount(context));
480
481 memset(&u_info, '\0', sizeof(u_info));
482 u_info.username = talloc_strdup(frame,user);
483 u_info.password = talloc_strdup(frame,password);
484 if (!u_info.username || !u_info.password) {
485 if (dir) {
486 SAFE_FREE(dir->fname);
487 SAFE_FREE(dir);
488 }
489 TALLOC_FREE(frame);
490 return NULL;
491 }
492
493 /*
494 * We have server and share and path empty but options
495 * requesting that we scan all master browsers for their list
496 * of workgroups/domains. This implies that we must first try
497 * broadcast queries to find all master browsers, and if that
498 * doesn't work, then try our other methods which return only
499 * a single master browser.
500 */
501
502 ip_list = NULL;
503 status = name_resolve_bcast(MSBROWSE, 1, talloc_tos(),
504 &ip_list, &count);
505 if (!NT_STATUS_IS_OK(status))
506 {
507
508 TALLOC_FREE(ip_list);
509
510 if (!find_master_ip(workgroup, &server_addr)) {
511
512 if (dir) {
513 SAFE_FREE(dir->fname);
514 SAFE_FREE(dir);
515 }
516 TALLOC_FREE(frame);
517 errno = ENOENT;
518 return NULL;
519 }
520
521 ip_list = (struct sockaddr_storage *)talloc_memdup(
522 talloc_tos(), &server_addr,
523 sizeof(server_addr));
524 if (ip_list == NULL) {
525 if (dir) {
526 SAFE_FREE(dir->fname);
527 SAFE_FREE(dir);
528 }
529 TALLOC_FREE(frame);
530 errno = ENOMEM;
531 return NULL;
532 }
533 count = 1;
534 }
535
536 for (i = 0; i < count && i < max_lmb_count; i++) {
537 char addr[INET6_ADDRSTRLEN];
538 char *wg_ptr = NULL;
539 struct cli_state *cli = NULL;
540
541 print_sockaddr(addr, sizeof(addr), &ip_list[i]);
542 DEBUG(99, ("Found master browser %d of %d: %s\n",
543 i+1, MAX(count, max_lmb_count),
544 addr));
545
546 cli = get_ipc_connect_master_ip(talloc_tos(),
547 &ip_list[i],
548 &u_info,
549 &wg_ptr);
550 /* cli == NULL is the master browser refused to talk or
551 could not be found */
552 if (!cli) {
553 continue;
554 }
555
556 workgroup = talloc_strdup(frame, wg_ptr);
557 server = talloc_strdup(frame, cli->desthost);
558
559 cli_shutdown(cli);
560
561 if (!workgroup || !server) {
562 if (dir) {
563 SAFE_FREE(dir->fname);
564 SAFE_FREE(dir);
565 }
566 TALLOC_FREE(frame);
567 errno = ENOMEM;
568 return NULL;
569 }
570
571 DEBUG(4, ("using workgroup %s %s\n",
572 workgroup, server));
573
574 /*
575 * For each returned master browser IP address, get a
576 * connection to IPC$ on the server if we do not
577 * already have one, and determine the
578 * workgroups/domains that it knows about.
579 */
580
581 srv = SMBC_server(frame, context, True, server, "IPC$",
582 &workgroup, &user, &password);
583 if (!srv) {
584 continue;
585 }
586
587 dir->srv = srv;
588 dir->dir_type = SMBC_WORKGROUP;
589
590 /* Now, list the stuff ... */
591
592 if (!cli_NetServerEnum(srv->cli,
593 workgroup,
594 SV_TYPE_DOMAIN_ENUM,
595 list_unique_wg_fn,
596 (void *)dir)) {
597 continue;
598 }
599 }
600
601 TALLOC_FREE(ip_list);
602 } else {
603 /*
604 * Server not an empty string ... Check the rest and see what
605 * gives
606 */
607 if (*share == '\0') {
608 if (*path != '\0') {
609
610 /* Should not have empty share with path */
611 if (dir) {
612 SAFE_FREE(dir->fname);
613 SAFE_FREE(dir);
614 }
615 TALLOC_FREE(frame);
616 errno = EINVAL + 8197;
617 return NULL;
618
619 }
620
621 /*
622 * We don't know if <server> is really a server name
623 * or is a workgroup/domain name. If we already have
624 * a server structure for it, we'll use it.
625 * Otherwise, check to see if <server><1D>,
626 * <server><1B>, or <server><20> translates. We check
627 * to see if <server> is an IP address first.
628 */
629
630 /*
631 * See if we have an existing server. Do not
632 * establish a connection if one does not already
633 * exist.
634 */
635 srv = SMBC_server(frame, context, False,
636 server, "IPC$",
637 &workgroup, &user, &password);
638
639 /*
640 * If no existing server and not an IP addr, look for
641 * LMB or DMB
642 */
643 if (!srv &&
644 !is_ipaddress(server) &&
645 (resolve_name(server, &rem_ss, 0x1d, false) || /* LMB */
646 resolve_name(server, &rem_ss, 0x1b, false) )) { /* DMB */
647 /*
648 * "server" is actually a workgroup name,
649 * not a server. Make this clear.
650 */
651 char *wgroup = server;
652 fstring buserver;
653
654 dir->dir_type = SMBC_SERVER;
655
656 /*
657 * Get the backup list ...
658 */
659 if (!name_status_find(wgroup, 0, 0,
660 &rem_ss, buserver)) {
661 char addr[INET6_ADDRSTRLEN];
662
663 print_sockaddr(addr, sizeof(addr), &rem_ss);
664 DEBUG(0,("Could not get name of "
665 "local/domain master browser "
666 "for workgroup %s from "
667 "address %s\n",
668 wgroup,
669 addr));
670 if (dir) {
671 SAFE_FREE(dir->fname);
672 SAFE_FREE(dir);
673 }
674 TALLOC_FREE(frame);
675 errno = EPERM;
676 return NULL;
677
678 }
679
680 /*
681 * Get a connection to IPC$ on the server if
682 * we do not already have one
683 */
684 srv = SMBC_server(frame, context, True,
685 buserver, "IPC$",
686 &workgroup,
687 &user, &password);
688 if (!srv) {
689 DEBUG(0, ("got no contact to IPC$\n"));
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->srv = srv;
700
701 /* Now, list the servers ... */
702 if (!cli_NetServerEnum(srv->cli, wgroup,
703 0x0000FFFE, list_fn,
704 (void *)dir)) {
705
706 if (dir) {
707 SAFE_FREE(dir->fname);
708 SAFE_FREE(dir);
709 }
710 TALLOC_FREE(frame);
711 return NULL;
712 }
713 } else if (srv ||
714 (resolve_name(server, &rem_ss, 0x20, false))) {
715
716 /*
717 * If we hadn't found the server, get one now
718 */
719 if (!srv) {
720 srv = SMBC_server(frame, context, True,
721 server, "IPC$",
722 &workgroup,
723 &user, &password);
724 }
725
726 if (!srv) {
727 if (dir) {
728 SAFE_FREE(dir->fname);
729 SAFE_FREE(dir);
730 }
731 TALLOC_FREE(frame);
732 return NULL;
733
734 }
735
736 dir->dir_type = SMBC_FILE_SHARE;
737 dir->srv = srv;
738
739 /* List the shares ... */
740
741 if (net_share_enum_rpc(
742 srv->cli,
743 list_fn,
744 (void *) dir) < 0 &&
745 cli_RNetShareEnum(
746 srv->cli,
747 list_fn,
748 (void *)dir) < 0) {
749
750 errno = cli_errno(srv->cli);
751 if (dir) {
752 SAFE_FREE(dir->fname);
753 SAFE_FREE(dir);
754 }
755 TALLOC_FREE(frame);
756 return NULL;
757
758 }
759 } else {
760 /* Neither the workgroup nor server exists */
761 errno = ECONNREFUSED;
762 if (dir) {
763 SAFE_FREE(dir->fname);
764 SAFE_FREE(dir);
765 }
766 TALLOC_FREE(frame);
767 return NULL;
768 }
769
770 }
771 else {
772 /*
773 * The server and share are specified ... work from
774 * there ...
775 */
776 char *targetpath;
777 struct cli_state *targetcli;
778 NTSTATUS status;
779
780 /* We connect to the server and list the directory */
781 dir->dir_type = SMBC_FILE_SHARE;
782
783 srv = SMBC_server(frame, context, True, server, share,
784 &workgroup, &user, &password);
785
786 if (!srv) {
787 if (dir) {
788 SAFE_FREE(dir->fname);
789 SAFE_FREE(dir);
790 }
791 TALLOC_FREE(frame);
792 return NULL;
793 }
794
795 dir->srv = srv;
796
797 /* Now, list the files ... */
798
799 p = path + strlen(path);
800 path = talloc_asprintf_append(path, "\\*");
801 if (!path) {
802 if (dir) {
803 SAFE_FREE(dir->fname);
804 SAFE_FREE(dir);
805 }
806 TALLOC_FREE(frame);
807 return NULL;
808 }
809
810 if (!cli_resolve_path(frame, "", context->internal->auth_info,
811 srv->cli, path,
812 &targetcli, &targetpath)) {
813 d_printf("Could not resolve %s\n", path);
814 if (dir) {
815 SAFE_FREE(dir->fname);
816 SAFE_FREE(dir);
817 }
818 TALLOC_FREE(frame);
819 return NULL;
820 }
821
822 status = cli_list(targetcli, targetpath,
823 FILE_ATTRIBUTE_DIRECTORY | FILE_ATTRIBUTE_SYSTEM | FILE_ATTRIBUTE_HIDDEN,
824 dir_list_fn, (void *)dir);
825 if (!NT_STATUS_IS_OK(status)) {
826 if (dir) {
827 SAFE_FREE(dir->fname);
828 SAFE_FREE(dir);
829 }
830 saved_errno = SMBC_errno(context, targetcli);
831
832 if (saved_errno == EINVAL) {
833 /*
834 * See if they asked to opendir
835 * something other than a directory.
836 * If so, the converted error value we
837 * got would have been EINVAL rather
838 * than ENOTDIR.
839 */
840 *p = '\0'; /* restore original path */
841
842 if (SMBC_getatr(context, srv, path,
843 &mode, NULL,
844 NULL, NULL, NULL, NULL,
845 NULL) &&
846 ! IS_DOS_DIR(mode)) {
847
848 /* It is. Correct the error value */
849 saved_errno = ENOTDIR;
850 }
851 }
852
853 /*
854 * If there was an error and the server is no
855 * good any more...
856 */
857 if (cli_is_error(targetcli) &&
858 smbc_getFunctionCheckServer(context)(context, srv)) {
859
860 /* ... then remove it. */
861 if (smbc_getFunctionRemoveUnusedServer(context)(context,
862 srv)) {
863 /*
864 * We could not remove the
865 * server completely, remove
866 * it from the cache so we
867 * will not get it again. It
868 * will be removed when the
869 * last file/dir is closed.
870 */
871 smbc_getFunctionRemoveCachedServer(context)(context, srv);
872 }
873 }
874
875 TALLOC_FREE(frame);
876 errno = saved_errno;
877 return NULL;
878 }
879 }
880
881 }
882
883 DLIST_ADD(context->internal->files, dir);
884 TALLOC_FREE(frame);
885 return dir;
886
887}
888
889/*
890 * Routine to close a directory
891 */
892
893int
894SMBC_closedir_ctx(SMBCCTX *context,
895 SMBCFILE *dir)
896{
897 TALLOC_CTX *frame = talloc_stackframe();
898
899 if (!context || !context->internal->initialized) {
900 errno = EINVAL;
901 TALLOC_FREE(frame);
902 return -1;
903 }
904
905 if (!dir || !SMBC_dlist_contains(context->internal->files, dir)) {
906 errno = EBADF;
907 TALLOC_FREE(frame);
908 return -1;
909 }
910
911 remove_dir(dir); /* Clean it up */
912
913 DLIST_REMOVE(context->internal->files, dir);
914
915 if (dir) {
916
917 SAFE_FREE(dir->fname);
918 SAFE_FREE(dir); /* Free the space too */
919 }
920
921 TALLOC_FREE(frame);
922 return 0;
923
924}
925
926static void
927smbc_readdir_internal(SMBCCTX * context,
928 struct smbc_dirent *dest,
929 struct smbc_dirent *src,
930 int max_namebuf_len)
931{
932 if (smbc_getOptionUrlEncodeReaddirEntries(context)) {
933
934 /* url-encode the name. get back remaining buffer space */
935 max_namebuf_len =
936 smbc_urlencode(dest->name, src->name, max_namebuf_len);
937
938 /* We now know the name length */
939 dest->namelen = strlen(dest->name);
940
941 /* Save the pointer to the beginning of the comment */
942 dest->comment = dest->name + dest->namelen + 1;
943
944 /* Copy the comment */
945 strncpy(dest->comment, src->comment, max_namebuf_len - 1);
946 dest->comment[max_namebuf_len - 1] = '\0';
947
948 /* Save other fields */
949 dest->smbc_type = src->smbc_type;
950 dest->commentlen = strlen(dest->comment);
951 dest->dirlen = ((dest->comment + dest->commentlen + 1) -
952 (char *) dest);
953 } else {
954
955 /* No encoding. Just copy the entry as is. */
956 memcpy(dest, src, src->dirlen);
957 dest->comment = (char *)(&dest->name + src->namelen + 1);
958 }
959
960}
961
962/*
963 * Routine to get a directory entry
964 */
965
966struct smbc_dirent *
967SMBC_readdir_ctx(SMBCCTX *context,
968 SMBCFILE *dir)
969{
970 int maxlen;
971 struct smbc_dirent *dirp, *dirent;
972 TALLOC_CTX *frame = talloc_stackframe();
973
974 /* Check that all is ok first ... */
975
976 if (!context || !context->internal->initialized) {
977
978 errno = EINVAL;
979 DEBUG(0, ("Invalid context in SMBC_readdir_ctx()\n"));
980 TALLOC_FREE(frame);
981 return NULL;
982
983 }
984
985 if (!dir || !SMBC_dlist_contains(context->internal->files, dir)) {
986
987 errno = EBADF;
988 DEBUG(0, ("Invalid dir in SMBC_readdir_ctx()\n"));
989 TALLOC_FREE(frame);
990 return NULL;
991
992 }
993
994 if (dir->file != False) { /* FIXME, should be dir, perhaps */
995
996 errno = ENOTDIR;
997 DEBUG(0, ("Found file vs directory in SMBC_readdir_ctx()\n"));
998 TALLOC_FREE(frame);
999 return NULL;
1000
1001 }
1002
1003 if (!dir->dir_next) {
1004 TALLOC_FREE(frame);
1005 return NULL;
1006 }
1007
1008 dirent = dir->dir_next->dirent;
1009 if (!dirent) {
1010
1011 errno = ENOENT;
1012 TALLOC_FREE(frame);
1013 return NULL;
1014
1015 }
1016
1017 dirp = &context->internal->dirent;
1018 maxlen = sizeof(context->internal->_dirent_name);
1019
1020 smbc_readdir_internal(context, dirp, dirent, maxlen);
1021
1022 dir->dir_next = dir->dir_next->next;
1023
1024 TALLOC_FREE(frame);
1025 return dirp;
1026}
1027
1028/*
1029 * Routine to get directory entries
1030 */
1031
1032int
1033SMBC_getdents_ctx(SMBCCTX *context,
1034 SMBCFILE *dir,
1035 struct smbc_dirent *dirp,
1036 int count)
1037{
1038 int rem = count;
1039 int reqd;
1040 int maxlen;
1041 char *ndir = (char *)dirp;
1042 struct smbc_dir_list *dirlist;
1043 TALLOC_CTX *frame = talloc_stackframe();
1044
1045 /* Check that all is ok first ... */
1046
1047 if (!context || !context->internal->initialized) {
1048
1049 errno = EINVAL;
1050 TALLOC_FREE(frame);
1051 return -1;
1052
1053 }
1054
1055 if (!dir || !SMBC_dlist_contains(context->internal->files, dir)) {
1056
1057 errno = EBADF;
1058 TALLOC_FREE(frame);
1059 return -1;
1060
1061 }
1062
1063 if (dir->file != False) { /* FIXME, should be dir, perhaps */
1064
1065 errno = ENOTDIR;
1066 TALLOC_FREE(frame);
1067 return -1;
1068
1069 }
1070
1071 /*
1072 * Now, retrieve the number of entries that will fit in what was passed
1073 * We have to figure out if the info is in the list, or we need to
1074 * send a request to the server to get the info.
1075 */
1076
1077 while ((dirlist = dir->dir_next)) {
1078 struct smbc_dirent *dirent;
1079 struct smbc_dirent *currentEntry = (struct smbc_dirent *)ndir;
1080
1081 if (!dirlist->dirent) {
1082
1083 errno = ENOENT; /* Bad error */
1084 TALLOC_FREE(frame);
1085 return -1;
1086
1087 }
1088
1089 /* Do urlencoding of next entry, if so selected */
1090 dirent = &context->internal->dirent;
1091 maxlen = sizeof(context->internal->_dirent_name);
1092 smbc_readdir_internal(context, dirent,
1093 dirlist->dirent, maxlen);
1094
1095 reqd = dirent->dirlen;
1096
1097 if (rem < reqd) {
1098
1099 if (rem < count) { /* We managed to copy something */
1100
1101 errno = 0;
1102 TALLOC_FREE(frame);
1103 return count - rem;
1104
1105 }
1106 else { /* Nothing copied ... */
1107
1108 errno = EINVAL; /* Not enough space ... */
1109 TALLOC_FREE(frame);
1110 return -1;
1111
1112 }
1113
1114 }
1115
1116 memcpy(currentEntry, dirent, reqd); /* Copy the data in ... */
1117
1118 currentEntry->comment = &currentEntry->name[0] +
1119 dirent->namelen + 1;
1120
1121 ndir += reqd;
1122 rem -= reqd;
1123
1124 /* Try and align the struct for the next entry
1125 on a valid pointer boundary by appending zeros */
1126 while((rem > 0) && ((unsigned long long)ndir & (sizeof(void*) - 1))) {
1127 *ndir = '\0';
1128 rem--;
1129 ndir++;
1130 currentEntry->dirlen++;
1131 }
1132
1133 dir->dir_next = dirlist = dirlist -> next;
1134 }
1135
1136 TALLOC_FREE(frame);
1137
1138 if (rem == count)
1139 return 0;
1140 else
1141 return count - rem;
1142
1143}
1144
1145/*
1146 * Routine to create a directory ...
1147 */
1148
1149int
1150SMBC_mkdir_ctx(SMBCCTX *context,
1151 const char *fname,
1152 mode_t mode)
1153{
1154 SMBCSRV *srv = NULL;
1155 char *server = NULL;
1156 char *share = NULL;
1157 char *user = NULL;
1158 char *password = NULL;
1159 char *workgroup = NULL;
1160 char *path = NULL;
1161 char *targetpath = NULL;
1162 struct cli_state *targetcli = NULL;
1163 TALLOC_CTX *frame = talloc_stackframe();
1164
1165 if (!context || !context->internal->initialized) {
1166 errno = EINVAL;
1167 TALLOC_FREE(frame);
1168 return -1;
1169 }
1170
1171 if (!fname) {
1172 errno = EINVAL;
1173 TALLOC_FREE(frame);
1174 return -1;
1175 }
1176
1177 DEBUG(4, ("smbc_mkdir(%s)\n", fname));
1178
1179 if (SMBC_parse_path(frame,
1180 context,
1181 fname,
1182 &workgroup,
1183 &server,
1184 &share,
1185 &path,
1186 &user,
1187 &password,
1188 NULL)) {
1189 errno = EINVAL;
1190 TALLOC_FREE(frame);
1191 return -1;
1192 }
1193
1194 if (!user || user[0] == (char)0) {
1195 user = talloc_strdup(frame, smbc_getUser(context));
1196 if (!user) {
1197 errno = ENOMEM;
1198 TALLOC_FREE(frame);
1199 return -1;
1200 }
1201 }
1202
1203 srv = SMBC_server(frame, context, True,
1204 server, share, &workgroup, &user, &password);
1205
1206 if (!srv) {
1207
1208 TALLOC_FREE(frame);
1209 return -1; /* errno set by SMBC_server */
1210
1211 }
1212
1213 /*d_printf(">>>mkdir: resolving %s\n", path);*/
1214 if (!cli_resolve_path(frame, "", context->internal->auth_info,
1215 srv->cli, path,
1216 &targetcli, &targetpath)) {
1217 d_printf("Could not resolve %s\n", path);
1218 errno = ENOENT;
1219 TALLOC_FREE(frame);
1220 return -1;
1221 }
1222 /*d_printf(">>>mkdir: resolved path as %s\n", targetpath);*/
1223
1224 if (!NT_STATUS_IS_OK(cli_mkdir(targetcli, targetpath))) {
1225 errno = SMBC_errno(context, targetcli);
1226 TALLOC_FREE(frame);
1227 return -1;
1228
1229 }
1230
1231 TALLOC_FREE(frame);
1232 return 0;
1233
1234}
1235
1236/*
1237 * Our list function simply checks to see if a directory is not empty
1238 */
1239
1240static NTSTATUS
1241rmdir_list_fn(const char *mnt,
1242 struct file_info *finfo,
1243 const char *mask,
1244 void *state)
1245{
1246 if (strncmp(finfo->name, ".", 1) != 0 &&
1247 strncmp(finfo->name, "..", 2) != 0) {
1248 bool *smbc_rmdir_dirempty = (bool *)state;
1249 *smbc_rmdir_dirempty = false;
1250 }
1251 return NT_STATUS_OK;
1252}
1253
1254/*
1255 * Routine to remove a directory
1256 */
1257
1258int
1259SMBC_rmdir_ctx(SMBCCTX *context,
1260 const char *fname)
1261{
1262 SMBCSRV *srv = NULL;
1263 char *server = NULL;
1264 char *share = NULL;
1265 char *user = NULL;
1266 char *password = NULL;
1267 char *workgroup = NULL;
1268 char *path = NULL;
1269 char *targetpath = NULL;
1270 struct cli_state *targetcli = NULL;
1271 TALLOC_CTX *frame = talloc_stackframe();
1272
1273 if (!context || !context->internal->initialized) {
1274 errno = EINVAL;
1275 TALLOC_FREE(frame);
1276 return -1;
1277 }
1278
1279 if (!fname) {
1280 errno = EINVAL;
1281 TALLOC_FREE(frame);
1282 return -1;
1283 }
1284
1285 DEBUG(4, ("smbc_rmdir(%s)\n", fname));
1286
1287 if (SMBC_parse_path(frame,
1288 context,
1289 fname,
1290 &workgroup,
1291 &server,
1292 &share,
1293 &path,
1294 &user,
1295 &password,
1296 NULL)) {
1297 errno = EINVAL;
1298 TALLOC_FREE(frame);
1299 return -1;
1300 }
1301
1302 if (!user || user[0] == (char)0) {
1303 user = talloc_strdup(frame, smbc_getUser(context));
1304 if (!user) {
1305 errno = ENOMEM;
1306 TALLOC_FREE(frame);
1307 return -1;
1308 }
1309 }
1310
1311 srv = SMBC_server(frame, context, True,
1312 server, share, &workgroup, &user, &password);
1313
1314 if (!srv) {
1315
1316 TALLOC_FREE(frame);
1317 return -1; /* errno set by SMBC_server */
1318
1319 }
1320
1321 /*d_printf(">>>rmdir: resolving %s\n", path);*/
1322 if (!cli_resolve_path(frame, "", context->internal->auth_info,
1323 srv->cli, path,
1324 &targetcli, &targetpath)) {
1325 d_printf("Could not resolve %s\n", path);
1326 errno = ENOENT;
1327 TALLOC_FREE(frame);
1328 return -1;
1329 }
1330 /*d_printf(">>>rmdir: resolved path as %s\n", targetpath);*/
1331
1332 if (!NT_STATUS_IS_OK(cli_rmdir(targetcli, targetpath))) {
1333
1334 errno = SMBC_errno(context, targetcli);
1335
1336 if (errno == EACCES) { /* Check if the dir empty or not */
1337
1338 /* Local storage to avoid buffer overflows */
1339 char *lpath;
1340 bool smbc_rmdir_dirempty = true;
1341 NTSTATUS status;
1342
1343 lpath = talloc_asprintf(frame, "%s\\*",
1344 targetpath);
1345 if (!lpath) {
1346 errno = ENOMEM;
1347 TALLOC_FREE(frame);
1348 return -1;
1349 }
1350
1351 status = cli_list(targetcli, lpath,
1352 FILE_ATTRIBUTE_DIRECTORY | FILE_ATTRIBUTE_SYSTEM | FILE_ATTRIBUTE_HIDDEN,
1353 rmdir_list_fn,
1354 &smbc_rmdir_dirempty);
1355
1356 if (!NT_STATUS_IS_OK(status)) {
1357 /* Fix errno to ignore latest error ... */
1358 DEBUG(5, ("smbc_rmdir: "
1359 "cli_list returned an error: %d\n",
1360 SMBC_errno(context, targetcli)));
1361 errno = EACCES;
1362
1363 }
1364
1365 if (smbc_rmdir_dirempty)
1366 errno = EACCES;
1367 else
1368 errno = ENOTEMPTY;
1369
1370 }
1371
1372 TALLOC_FREE(frame);
1373 return -1;
1374
1375 }
1376
1377 TALLOC_FREE(frame);
1378 return 0;
1379
1380}
1381
1382/*
1383 * Routine to return the current directory position
1384 */
1385
1386off_t
1387SMBC_telldir_ctx(SMBCCTX *context,
1388 SMBCFILE *dir)
1389{
1390 TALLOC_CTX *frame = talloc_stackframe();
1391
1392 if (!context || !context->internal->initialized) {
1393
1394 errno = EINVAL;
1395 TALLOC_FREE(frame);
1396 return -1;
1397
1398 }
1399
1400 if (!dir || !SMBC_dlist_contains(context->internal->files, dir)) {
1401
1402 errno = EBADF;
1403 TALLOC_FREE(frame);
1404 return -1;
1405
1406 }
1407
1408 if (dir->file != False) { /* FIXME, should be dir, perhaps */
1409
1410 errno = ENOTDIR;
1411 TALLOC_FREE(frame);
1412 return -1;
1413
1414 }
1415
1416 /* See if we're already at the end. */
1417 if (dir->dir_next == NULL) {
1418 /* We are. */
1419 TALLOC_FREE(frame);
1420 return -1;
1421 }
1422
1423 /*
1424 * We return the pointer here as the offset
1425 */
1426 TALLOC_FREE(frame);
1427 return (off_t)(long)dir->dir_next->dirent;
1428}
1429
1430/*
1431 * A routine to run down the list and see if the entry is OK
1432 */
1433
1434static struct smbc_dir_list *
1435check_dir_ent(struct smbc_dir_list *list,
1436 struct smbc_dirent *dirent)
1437{
1438
1439 /* Run down the list looking for what we want */
1440
1441 if (dirent) {
1442
1443 struct smbc_dir_list *tmp = list;
1444
1445 while (tmp) {
1446
1447 if (tmp->dirent == dirent)
1448 return tmp;
1449
1450 tmp = tmp->next;
1451
1452 }
1453
1454 }
1455
1456 return NULL; /* Not found, or an error */
1457
1458}
1459
1460
1461/*
1462 * Routine to seek on a directory
1463 */
1464
1465int
1466SMBC_lseekdir_ctx(SMBCCTX *context,
1467 SMBCFILE *dir,
1468 off_t offset)
1469{
1470 long int l_offset = offset; /* Handle problems of size */
1471 struct smbc_dirent *dirent = (struct smbc_dirent *)l_offset;
1472 struct smbc_dir_list *list_ent = (struct smbc_dir_list *)NULL;
1473 TALLOC_CTX *frame = talloc_stackframe();
1474
1475 if (!context || !context->internal->initialized) {
1476
1477 errno = EINVAL;
1478 TALLOC_FREE(frame);
1479 return -1;
1480
1481 }
1482
1483 if (dir->file != False) { /* FIXME, should be dir, perhaps */
1484
1485 errno = ENOTDIR;
1486 TALLOC_FREE(frame);
1487 return -1;
1488
1489 }
1490
1491 /* Now, check what we were passed and see if it is OK ... */
1492
1493 if (dirent == NULL) { /* Seek to the begining of the list */
1494
1495 dir->dir_next = dir->dir_list;
1496 TALLOC_FREE(frame);
1497 return 0;
1498
1499 }
1500
1501 if (offset == -1) { /* Seek to the end of the list */
1502 dir->dir_next = NULL;
1503 TALLOC_FREE(frame);
1504 return 0;
1505 }
1506
1507 /* Now, run down the list and make sure that the entry is OK */
1508 /* This may need to be changed if we change the format of the list */
1509
1510 if ((list_ent = check_dir_ent(dir->dir_list, dirent)) == NULL) {
1511 errno = EINVAL; /* Bad entry */
1512 TALLOC_FREE(frame);
1513 return -1;
1514 }
1515
1516 dir->dir_next = list_ent;
1517
1518 TALLOC_FREE(frame);
1519 return 0;
1520}
1521
1522/*
1523 * Routine to fstat a dir
1524 */
1525
1526int
1527SMBC_fstatdir_ctx(SMBCCTX *context,
1528 SMBCFILE *dir,
1529 struct stat *st)
1530{
1531
1532 if (!context || !context->internal->initialized) {
1533
1534 errno = EINVAL;
1535 return -1;
1536 }
1537
1538 /* No code yet ... */
1539 return 0;
1540}
1541
1542int
1543SMBC_chmod_ctx(SMBCCTX *context,
1544 const char *fname,
1545 mode_t newmode)
1546{
1547 SMBCSRV *srv = NULL;
1548 char *server = NULL;
1549 char *share = NULL;
1550 char *user = NULL;
1551 char *password = NULL;
1552 char *workgroup = NULL;
1553 char *targetpath = NULL;
1554 struct cli_state *targetcli = NULL;
1555 char *path = NULL;
1556 uint16 mode;
1557 TALLOC_CTX *frame = talloc_stackframe();
1558
1559 if (!context || !context->internal->initialized) {
1560
1561 errno = EINVAL; /* Best I can think of ... */
1562 TALLOC_FREE(frame);
1563 return -1;
1564 }
1565
1566 if (!fname) {
1567 errno = EINVAL;
1568 TALLOC_FREE(frame);
1569 return -1;
1570 }
1571
1572 DEBUG(4, ("smbc_chmod(%s, 0%3o)\n", fname, (unsigned int)newmode));
1573
1574 if (SMBC_parse_path(frame,
1575 context,
1576 fname,
1577 &workgroup,
1578 &server,
1579 &share,
1580 &path,
1581 &user,
1582 &password,
1583 NULL)) {
1584 errno = EINVAL;
1585 TALLOC_FREE(frame);
1586 return -1;
1587 }
1588
1589 if (!user || user[0] == (char)0) {
1590 user = talloc_strdup(frame, smbc_getUser(context));
1591 if (!user) {
1592 errno = ENOMEM;
1593 TALLOC_FREE(frame);
1594 return -1;
1595 }
1596 }
1597
1598 srv = SMBC_server(frame, context, True,
1599 server, share, &workgroup, &user, &password);
1600
1601 if (!srv) {
1602 TALLOC_FREE(frame);
1603 return -1; /* errno set by SMBC_server */
1604 }
1605
1606 /*d_printf(">>>unlink: resolving %s\n", path);*/
1607 if (!cli_resolve_path(frame, "", context->internal->auth_info,
1608 srv->cli, path,
1609 &targetcli, &targetpath)) {
1610 d_printf("Could not resolve %s\n", path);
1611 errno = ENOENT;
1612 TALLOC_FREE(frame);
1613 return -1;
1614 }
1615
1616 mode = 0;
1617
1618 if (!(newmode & (S_IWUSR | S_IWGRP | S_IWOTH))) mode |= FILE_ATTRIBUTE_READONLY;
1619 if ((newmode & S_IXUSR) && lp_map_archive(-1)) mode |= FILE_ATTRIBUTE_ARCHIVE;
1620 if ((newmode & S_IXGRP) && lp_map_system(-1)) mode |= FILE_ATTRIBUTE_SYSTEM;
1621 if ((newmode & S_IXOTH) && lp_map_hidden(-1)) mode |= FILE_ATTRIBUTE_HIDDEN;
1622
1623 if (!NT_STATUS_IS_OK(cli_setatr(targetcli, targetpath, mode, 0))) {
1624 errno = SMBC_errno(context, targetcli);
1625 TALLOC_FREE(frame);
1626 return -1;
1627 }
1628
1629 TALLOC_FREE(frame);
1630 return 0;
1631}
1632
1633int
1634SMBC_utimes_ctx(SMBCCTX *context,
1635 const char *fname,
1636 struct timeval *tbuf)
1637{
1638 SMBCSRV *srv = NULL;
1639 char *server = NULL;
1640 char *share = NULL;
1641 char *user = NULL;
1642 char *password = NULL;
1643 char *workgroup = NULL;
1644 char *path = NULL;
1645 time_t access_time;
1646 time_t write_time;
1647 TALLOC_CTX *frame = talloc_stackframe();
1648
1649 if (!context || !context->internal->initialized) {
1650
1651 errno = EINVAL; /* Best I can think of ... */
1652 TALLOC_FREE(frame);
1653 return -1;
1654 }
1655
1656 if (!fname) {
1657 errno = EINVAL;
1658 TALLOC_FREE(frame);
1659 return -1;
1660 }
1661
1662 if (tbuf == NULL) {
1663 access_time = write_time = time(NULL);
1664 } else {
1665 access_time = tbuf[0].tv_sec;
1666 write_time = tbuf[1].tv_sec;
1667 }
1668
1669 if (DEBUGLVL(4)) {
1670 char *p;
1671 char atimebuf[32];
1672 char mtimebuf[32];
1673
1674 strncpy(atimebuf, ctime(&access_time), sizeof(atimebuf) - 1);
1675 atimebuf[sizeof(atimebuf) - 1] = '\0';
1676 if ((p = strchr(atimebuf, '\n')) != NULL) {
1677 *p = '\0';
1678 }
1679
1680 strncpy(mtimebuf, ctime(&write_time), sizeof(mtimebuf) - 1);
1681 mtimebuf[sizeof(mtimebuf) - 1] = '\0';
1682 if ((p = strchr(mtimebuf, '\n')) != NULL) {
1683 *p = '\0';
1684 }
1685
1686 dbgtext("smbc_utimes(%s, atime = %s mtime = %s)\n",
1687 fname, atimebuf, mtimebuf);
1688 }
1689
1690 if (SMBC_parse_path(frame,
1691 context,
1692 fname,
1693 &workgroup,
1694 &server,
1695 &share,
1696 &path,
1697 &user,
1698 &password,
1699 NULL)) {
1700 errno = EINVAL;
1701 TALLOC_FREE(frame);
1702 return -1;
1703 }
1704
1705 if (!user || user[0] == (char)0) {
1706 user = talloc_strdup(frame, smbc_getUser(context));
1707 if (!user) {
1708 errno = ENOMEM;
1709 TALLOC_FREE(frame);
1710 return -1;
1711 }
1712 }
1713
1714 srv = SMBC_server(frame, context, True,
1715 server, share, &workgroup, &user, &password);
1716
1717 if (!srv) {
1718 TALLOC_FREE(frame);
1719 return -1; /* errno set by SMBC_server */
1720 }
1721
1722 if (!SMBC_setatr(context, srv, path,
1723 0, access_time, write_time, 0, 0)) {
1724 TALLOC_FREE(frame);
1725 return -1; /* errno set by SMBC_setatr */
1726 }
1727
1728 TALLOC_FREE(frame);
1729 return 0;
1730}
1731
1732/*
1733 * Routine to unlink() a file
1734 */
1735
1736int
1737SMBC_unlink_ctx(SMBCCTX *context,
1738 const char *fname)
1739{
1740 char *server = NULL;
1741 char *share = NULL;
1742 char *user = NULL;
1743 char *password = NULL;
1744 char *workgroup = NULL;
1745 char *path = NULL;
1746 char *targetpath = NULL;
1747 struct cli_state *targetcli = NULL;
1748 SMBCSRV *srv = NULL;
1749 TALLOC_CTX *frame = talloc_stackframe();
1750
1751 if (!context || !context->internal->initialized) {
1752
1753 errno = EINVAL; /* Best I can think of ... */
1754 TALLOC_FREE(frame);
1755 return -1;
1756
1757 }
1758
1759 if (!fname) {
1760 errno = EINVAL;
1761 TALLOC_FREE(frame);
1762 return -1;
1763
1764 }
1765
1766 if (SMBC_parse_path(frame,
1767 context,
1768 fname,
1769 &workgroup,
1770 &server,
1771 &share,
1772 &path,
1773 &user,
1774 &password,
1775 NULL)) {
1776 errno = EINVAL;
1777 TALLOC_FREE(frame);
1778 return -1;
1779 }
1780
1781 if (!user || user[0] == (char)0) {
1782 user = talloc_strdup(frame, smbc_getUser(context));
1783 if (!user) {
1784 errno = ENOMEM;
1785 TALLOC_FREE(frame);
1786 return -1;
1787 }
1788 }
1789
1790 srv = SMBC_server(frame, context, True,
1791 server, share, &workgroup, &user, &password);
1792
1793 if (!srv) {
1794 TALLOC_FREE(frame);
1795 return -1; /* SMBC_server sets errno */
1796
1797 }
1798
1799 /*d_printf(">>>unlink: resolving %s\n", path);*/
1800 if (!cli_resolve_path(frame, "", context->internal->auth_info,
1801 srv->cli, path,
1802 &targetcli, &targetpath)) {
1803 d_printf("Could not resolve %s\n", path);
1804 errno = ENOENT;
1805 TALLOC_FREE(frame);
1806 return -1;
1807 }
1808 /*d_printf(">>>unlink: resolved path as %s\n", targetpath);*/
1809
1810 if (!NT_STATUS_IS_OK(cli_unlink(targetcli, targetpath, FILE_ATTRIBUTE_SYSTEM | FILE_ATTRIBUTE_HIDDEN))) {
1811
1812 errno = SMBC_errno(context, targetcli);
1813
1814 if (errno == EACCES) { /* Check if the file is a directory */
1815
1816 int saverr = errno;
1817 SMB_OFF_T size = 0;
1818 uint16 mode = 0;
1819 struct timespec write_time_ts;
1820 struct timespec access_time_ts;
1821 struct timespec change_time_ts;
1822 SMB_INO_T ino = 0;
1823
1824 if (!SMBC_getatr(context, srv, path, &mode, &size,
1825 NULL,
1826 &access_time_ts,
1827 &write_time_ts,
1828 &change_time_ts,
1829 &ino)) {
1830
1831 /* Hmmm, bad error ... What? */
1832
1833 errno = SMBC_errno(context, targetcli);
1834 TALLOC_FREE(frame);
1835 return -1;
1836
1837 }
1838 else {
1839
1840 if (IS_DOS_DIR(mode))
1841 errno = EISDIR;
1842 else
1843 errno = saverr; /* Restore this */
1844
1845 }
1846 }
1847
1848 TALLOC_FREE(frame);
1849 return -1;
1850
1851 }
1852
1853 TALLOC_FREE(frame);
1854 return 0; /* Success ... */
1855
1856}
1857
1858/*
1859 * Routine to rename() a file
1860 */
1861
1862int
1863SMBC_rename_ctx(SMBCCTX *ocontext,
1864 const char *oname,
1865 SMBCCTX *ncontext,
1866 const char *nname)
1867{
1868 char *server1 = NULL;
1869 char *share1 = NULL;
1870 char *server2 = NULL;
1871 char *share2 = NULL;
1872 char *user1 = NULL;
1873 char *user2 = NULL;
1874 char *password1 = NULL;
1875 char *password2 = NULL;
1876 char *workgroup = NULL;
1877 char *path1 = NULL;
1878 char *path2 = NULL;
1879 char *targetpath1 = NULL;
1880 char *targetpath2 = NULL;
1881 struct cli_state *targetcli1 = NULL;
1882 struct cli_state *targetcli2 = NULL;
1883 SMBCSRV *srv = NULL;
1884 TALLOC_CTX *frame = talloc_stackframe();
1885
1886 if (!ocontext || !ncontext ||
1887 !ocontext->internal->initialized ||
1888 !ncontext->internal->initialized) {
1889
1890 errno = EINVAL; /* Best I can think of ... */
1891 TALLOC_FREE(frame);
1892 return -1;
1893 }
1894
1895 if (!oname || !nname) {
1896 errno = EINVAL;
1897 TALLOC_FREE(frame);
1898 return -1;
1899 }
1900
1901 DEBUG(4, ("smbc_rename(%s,%s)\n", oname, nname));
1902
1903 if (SMBC_parse_path(frame,
1904 ocontext,
1905 oname,
1906 &workgroup,
1907 &server1,
1908 &share1,
1909 &path1,
1910 &user1,
1911 &password1,
1912 NULL)) {
1913 errno = EINVAL;
1914 TALLOC_FREE(frame);
1915 return -1;
1916 }
1917
1918 if (!user1 || user1[0] == (char)0) {
1919 user1 = talloc_strdup(frame, smbc_getUser(ocontext));
1920 if (!user1) {
1921 errno = ENOMEM;
1922 TALLOC_FREE(frame);
1923 return -1;
1924 }
1925 }
1926
1927 if (SMBC_parse_path(frame,
1928 ncontext,
1929 nname,
1930 NULL,
1931 &server2,
1932 &share2,
1933 &path2,
1934 &user2,
1935 &password2,
1936 NULL)) {
1937 errno = EINVAL;
1938 TALLOC_FREE(frame);
1939 return -1;
1940 }
1941
1942 if (!user2 || user2[0] == (char)0) {
1943 user2 = talloc_strdup(frame, smbc_getUser(ncontext));
1944 if (!user2) {
1945 errno = ENOMEM;
1946 TALLOC_FREE(frame);
1947 return -1;
1948 }
1949 }
1950
1951 if (strcmp(server1, server2) || strcmp(share1, share2) ||
1952 strcmp(user1, user2)) {
1953 /* Can't rename across file systems, or users?? */
1954 errno = EXDEV;
1955 TALLOC_FREE(frame);
1956 return -1;
1957 }
1958
1959 srv = SMBC_server(frame, ocontext, True,
1960 server1, share1, &workgroup, &user1, &password1);
1961 if (!srv) {
1962 TALLOC_FREE(frame);
1963 return -1;
1964
1965 }
1966
1967 /* set the credentials to make DFS work */
1968 smbc_set_credentials_with_fallback(ocontext,
1969 workgroup,
1970 user1,
1971 password1);
1972
1973 /*d_printf(">>>rename: resolving %s\n", path1);*/
1974 if (!cli_resolve_path(frame, "", ocontext->internal->auth_info,
1975 srv->cli,
1976 path1,
1977 &targetcli1, &targetpath1)) {
1978 d_printf("Could not resolve %s\n", path1);
1979 errno = ENOENT;
1980 TALLOC_FREE(frame);
1981 return -1;
1982 }
1983
1984 /* set the credentials to make DFS work */
1985 smbc_set_credentials_with_fallback(ncontext,
1986 workgroup,
1987 user2,
1988 password2);
1989
1990 /*d_printf(">>>rename: resolved path as %s\n", targetpath1);*/
1991 /*d_printf(">>>rename: resolving %s\n", path2);*/
1992 if (!cli_resolve_path(frame, "", ncontext->internal->auth_info,
1993 srv->cli,
1994 path2,
1995 &targetcli2, &targetpath2)) {
1996 d_printf("Could not resolve %s\n", path2);
1997 errno = ENOENT;
1998 TALLOC_FREE(frame);
1999 return -1;
2000 }
2001 /*d_printf(">>>rename: resolved path as %s\n", targetpath2);*/
2002
2003 if (strcmp(targetcli1->desthost, targetcli2->desthost) ||
2004 strcmp(targetcli1->share, targetcli2->share))
2005 {
2006 /* can't rename across file systems */
2007 errno = EXDEV;
2008 TALLOC_FREE(frame);
2009 return -1;
2010 }
2011
2012 if (!NT_STATUS_IS_OK(cli_rename(targetcli1, targetpath1, targetpath2))) {
2013 int eno = SMBC_errno(ocontext, targetcli1);
2014
2015 if (eno != EEXIST ||
2016 !NT_STATUS_IS_OK(cli_unlink(targetcli1, targetpath2, FILE_ATTRIBUTE_SYSTEM | FILE_ATTRIBUTE_HIDDEN)) ||
2017 !NT_STATUS_IS_OK(cli_rename(targetcli1, targetpath1, targetpath2))) {
2018
2019 errno = eno;
2020 TALLOC_FREE(frame);
2021 return -1;
2022
2023 }
2024 }
2025
2026 TALLOC_FREE(frame);
2027 return 0; /* Success */
2028}
2029
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