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KCC: docstring for kcc.graph.InternalEdge
[Samba.git] / source3 / libsmb / libsmb_dir.c
blobd131c30c772348b9b0267bc66dbf423da6c369d1
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 "auth_info.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 #include "../libcli/smb/smbXcli_base.h"
34
35 /*
36 * Routine to open a directory
37 * We accept the URL syntax explained in SMBC_parse_path(), above.
38 */
39
40 static void
41 remove_dir(SMBCFILE *dir)
42 {
43 struct smbc_dir_list *d,*f;
44
45 d = dir->dir_list;
46 while (d) {
47
48 f = d; d = d->next;
49
50 SAFE_FREE(f->dirent);
51 SAFE_FREE(f);
52
53 }
54
55 dir->dir_list = dir->dir_end = dir->dir_next = NULL;
56
57 }
58
59 static int
60 add_dirent(SMBCFILE *dir,
61 const char *name,
62 const char *comment,
63 uint32_t type)
64 {
65 struct smbc_dirent *dirent;
66 int size;
67 int name_length = (name == NULL ? 0 : strlen(name));
68 int comment_len = (comment == NULL ? 0 : strlen(comment));
69
70 /*
71 * Allocate space for the dirent, which must be increased by the
72 * size of the name and the comment and 1 each for the null terminator.
73 */
74
75 size = sizeof(struct smbc_dirent) + name_length + comment_len + 2;
76
77 dirent = (struct smbc_dirent *)SMB_MALLOC(size);
78
79 if (!dirent) {
80
81 dir->dir_error = ENOMEM;
82 return -1;
83
84 }
85
86 ZERO_STRUCTP(dirent);
87
88 if (dir->dir_list == NULL) {
89
90 dir->dir_list = SMB_MALLOC_P(struct smbc_dir_list);
91 if (!dir->dir_list) {
92
93 SAFE_FREE(dirent);
94 dir->dir_error = ENOMEM;
95 return -1;
96
97 }
98 ZERO_STRUCTP(dir->dir_list);
99
100 dir->dir_end = dir->dir_next = dir->dir_list;
101 }
102 else {
103
104 dir->dir_end->next = SMB_MALLOC_P(struct smbc_dir_list);
105
106 if (!dir->dir_end->next) {
107
108 SAFE_FREE(dirent);
109 dir->dir_error = ENOMEM;
110 return -1;
111
112 }
113 ZERO_STRUCTP(dir->dir_end->next);
114
115 dir->dir_end = dir->dir_end->next;
116 }
117
118 dir->dir_end->next = NULL;
119 dir->dir_end->dirent = dirent;
120
121 dirent->smbc_type = type;
122 dirent->namelen = name_length;
123 dirent->commentlen = comment_len;
124 dirent->dirlen = size;
125
126 /*
127 * dirent->namelen + 1 includes the null (no null termination needed)
128 * Ditto for dirent->commentlen.
129 * The space for the two null bytes was allocated.
130 */
131 strncpy(dirent->name, (name?name:""), dirent->namelen + 1);
132 dirent->comment = (char *)(&dirent->name + dirent->namelen + 1);
133 strncpy(dirent->comment, (comment?comment:""), dirent->commentlen + 1);
134
135 return 0;
136
137 }
138
139 static void
140 list_unique_wg_fn(const char *name,
141 uint32_t type,
142 const char *comment,
143 void *state)
144 {
145 SMBCFILE *dir = (SMBCFILE *)state;
146 struct smbc_dir_list *dir_list;
147 struct smbc_dirent *dirent;
148 int dirent_type;
149 int do_remove = 0;
150
151 dirent_type = dir->dir_type;
152
153 if (add_dirent(dir, name, comment, dirent_type) < 0) {
154 /* An error occurred, what do we do? */
155 /* FIXME: Add some code here */
156 /* Change cli_NetServerEnum to take a fn
157 returning NTSTATUS... JRA. */
158 }
159
160 /* Point to the one just added */
161 dirent = dir->dir_end->dirent;
162
163 /* See if this was a duplicate */
164 for (dir_list = dir->dir_list;
165 dir_list != dir->dir_end;
166 dir_list = dir_list->next) {
167 if (! do_remove &&
168 strcmp(dir_list->dirent->name, dirent->name) == 0) {
169 /* Duplicate. End end of list need to be removed. */
170 do_remove = 1;
171 }
172
173 if (do_remove && dir_list->next == dir->dir_end) {
174 /* Found the end of the list. Remove it. */
175 dir->dir_end = dir_list;
176 free(dir_list->next);
177 free(dirent);
178 dir_list->next = NULL;
179 break;
180 }
181 }
182 }
183
184 static void
185 list_fn(const char *name,
186 uint32_t type,
187 const char *comment,
188 void *state)
189 {
190 SMBCFILE *dir = (SMBCFILE *)state;
191 int dirent_type;
192
193 /*
194 * We need to process the type a little ...
195 *
196 * Disk share = 0x00000000
197 * Print share = 0x00000001
198 * Comms share = 0x00000002 (obsolete?)
199 * IPC$ share = 0x00000003
200 *
201 * administrative shares:
202 * ADMIN$, IPC$, C$, D$, E$ ... are type |= 0x80000000
203 */
204
205 if (dir->dir_type == SMBC_FILE_SHARE) {
206 switch (type) {
207 case 0 | 0x80000000:
208 case 0:
209 dirent_type = SMBC_FILE_SHARE;
210 break;
211
212 case 1:
213 dirent_type = SMBC_PRINTER_SHARE;
214 break;
215
216 case 2:
217 dirent_type = SMBC_COMMS_SHARE;
218 break;
219
220 case 3 | 0x80000000:
221 case 3:
222 dirent_type = SMBC_IPC_SHARE;
223 break;
224
225 default:
226 dirent_type = SMBC_FILE_SHARE; /* FIXME, error? */
227 break;
228 }
229 }
230 else {
231 dirent_type = dir->dir_type;
232 }
233
234 if (add_dirent(dir, name, comment, dirent_type) < 0) {
235 /* An error occurred, what do we do? */
236 /* FIXME: Add some code here */
237 /* Change cli_NetServerEnum to take a fn
238 returning NTSTATUS... JRA. */
239 }
240 }
241
242 static NTSTATUS
243 dir_list_fn(const char *mnt,
244 struct file_info *finfo,
245 const char *mask,
246 void *state)
247 {
248
249 if (add_dirent((SMBCFILE *)state, finfo->name, "",
250 (finfo->mode&FILE_ATTRIBUTE_DIRECTORY?SMBC_DIR:SMBC_FILE)) < 0) {
251 SMBCFILE *dir = (SMBCFILE *)state;
252 return map_nt_error_from_unix(dir->dir_error);
253 }
254 return NT_STATUS_OK;
255 }
256
257 static int
258 net_share_enum_rpc(struct cli_state *cli,
259 void (*fn)(const char *name,
260 uint32_t type,
261 const char *comment,
262 void *state),
263 void *state)
264 {
265 int i;
266 WERROR result;
267 uint32_t preferred_len = 0xffffffff;
268 uint32_t type;
269 struct srvsvc_NetShareInfoCtr info_ctr;
270 struct srvsvc_NetShareCtr1 ctr1;
271 fstring name = "";
272 fstring comment = "";
273 struct rpc_pipe_client *pipe_hnd = NULL;
274 NTSTATUS nt_status;
275 uint32_t resume_handle = 0;
276 uint32_t total_entries = 0;
277 struct dcerpc_binding_handle *b;
278
279 /* Open the server service pipe */
280 nt_status = cli_rpc_pipe_open_noauth(cli, &ndr_table_srvsvc,
281 &pipe_hnd);
282 if (!NT_STATUS_IS_OK(nt_status)) {
283 DEBUG(1, ("net_share_enum_rpc pipe open fail!\n"));
284 return -1;
285 }
286
287 ZERO_STRUCT(info_ctr);
288 ZERO_STRUCT(ctr1);
289
290 info_ctr.level = 1;
291 info_ctr.ctr.ctr1 = &ctr1;
292
293 b = pipe_hnd->binding_handle;
294
295 /* Issue the NetShareEnum RPC call and retrieve the response */
296 nt_status = dcerpc_srvsvc_NetShareEnumAll(b, talloc_tos(),
297 pipe_hnd->desthost,
298 &info_ctr,
299 preferred_len,
300 &total_entries,
301 &resume_handle,
302 &result);
303
304 /* Was it successful? */
305 if (!NT_STATUS_IS_OK(nt_status)) {
306 /* Nope. Go clean up. */
307 result = ntstatus_to_werror(nt_status);
308 goto done;
309 }
310
311 if (!W_ERROR_IS_OK(result)) {
312 /* Nope. Go clean up. */
313 goto done;
314 }
315
316 if (total_entries == 0) {
317 /* Nope. Go clean up. */
318 result = WERR_GENERAL_FAILURE;
319 goto done;
320 }
321
322 /* For each returned entry... */
323 for (i = 0; i < info_ctr.ctr.ctr1->count; i++) {
324
325 /* pull out the share name */
326 fstrcpy(name, info_ctr.ctr.ctr1->array[i].name);
327
328 /* pull out the share's comment */
329 fstrcpy(comment, info_ctr.ctr.ctr1->array[i].comment);
330
331 /* Get the type value */
332 type = info_ctr.ctr.ctr1->array[i].type;
333
334 /* Add this share to the list */
335 (*fn)(name, type, comment, state);
336 }
337
338 done:
339 /* Close the server service pipe */
340 TALLOC_FREE(pipe_hnd);
341
342 /* Tell 'em if it worked */
343 return W_ERROR_IS_OK(result) ? 0 : -1;
344 }
345
346
347 /*
348 * Verify that the options specified in a URL are valid
349 */
350 int
351 SMBC_check_options(char *server,
352 char *share,
353 char *path,
354 char *options)
355 {
356 DEBUG(4, ("SMBC_check_options(): server='%s' share='%s' "
357 "path='%s' options='%s'\n",
358 server, share, path, options));
359
360 /* No options at all is always ok */
361 if (! *options) return 0;
362
363 /* Currently, we don't support any options. */
364 return -1;
365 }
366
367
368 SMBCFILE *
369 SMBC_opendir_ctx(SMBCCTX *context,
370 const char *fname)
371 {
372 int saved_errno;
373 char *server = NULL;
374 char *share = NULL;
375 char *user = NULL;
376 char *password = NULL;
377 char *options = NULL;
378 char *workgroup = NULL;
379 char *path = NULL;
380 uint16_t mode;
381 uint16_t port = 0;
382 char *p = NULL;
383 SMBCSRV *srv = NULL;
384 SMBCFILE *dir = NULL;
385 struct sockaddr_storage rem_ss;
386 TALLOC_CTX *frame = talloc_stackframe();
387
388 if (!context || !context->internal->initialized) {
389 DEBUG(4, ("no valid context\n"));
390 TALLOC_FREE(frame);
391 errno = EINVAL + 8192;
392 return NULL;
393
394 }
395
396 if (!fname) {
397 DEBUG(4, ("no valid fname\n"));
398 TALLOC_FREE(frame);
399 errno = EINVAL + 8193;
400 return NULL;
401 }
402
403 if (SMBC_parse_path(frame,
404 context,
405 fname,
406 &workgroup,
407 &server,
408 &port,
409 &share,
410 &path,
411 &user,
412 &password,
413 &options)) {
414 DEBUG(4, ("no valid path\n"));
415 TALLOC_FREE(frame);
416 errno = EINVAL + 8194;
417 return NULL;
418 }
419
420 DEBUG(4, ("parsed path: fname='%s' server='%s' share='%s' "
421 "path='%s' options='%s'\n",
422 fname, server, share, path, options));
423
424 /* Ensure the options are valid */
425 if (SMBC_check_options(server, share, path, options)) {
426 DEBUG(4, ("unacceptable options (%s)\n", options));
427 TALLOC_FREE(frame);
428 errno = EINVAL + 8195;
429 return NULL;
430 }
431
432 if (!user || user[0] == (char)0) {
433 user = talloc_strdup(frame, smbc_getUser(context));
434 if (!user) {
435 TALLOC_FREE(frame);
436 errno = ENOMEM;
437 return NULL;
438 }
439 }
440
441 dir = SMB_MALLOC_P(SMBCFILE);
442
443 if (!dir) {
444 TALLOC_FREE(frame);
445 errno = ENOMEM;
446 return NULL;
447 }
448
449 ZERO_STRUCTP(dir);
450
451 dir->cli_fd = 0;
452 dir->fname = SMB_STRDUP(fname);
453 dir->srv = NULL;
454 dir->offset = 0;
455 dir->file = False;
456 dir->dir_list = dir->dir_next = dir->dir_end = NULL;
457
458 if (server[0] == (char)0) {
459
460 int i;
461 int count;
462 int max_lmb_count;
463 struct sockaddr_storage *ip_list;
464 struct sockaddr_storage server_addr;
465 struct user_auth_info u_info;
466 NTSTATUS status;
467
468 if (share[0] != (char)0 || path[0] != (char)0) {
469
470 if (dir) {
471 SAFE_FREE(dir->fname);
472 SAFE_FREE(dir);
473 }
474 TALLOC_FREE(frame);
475 errno = EINVAL + 8196;
476 return NULL;
477 }
478
479 /* Determine how many local master browsers to query */
480 max_lmb_count = (smbc_getOptionBrowseMaxLmbCount(context) == 0
481 ? INT_MAX
482 : smbc_getOptionBrowseMaxLmbCount(context));
483
484 memset(&u_info, '\0', sizeof(u_info));
485 u_info.username = talloc_strdup(frame,user);
486 u_info.password = talloc_strdup(frame,password);
487 if (!u_info.username || !u_info.password) {
488 if (dir) {
489 SAFE_FREE(dir->fname);
490 SAFE_FREE(dir);
491 }
492 TALLOC_FREE(frame);
493 return NULL;
494 }
495
496 /*
497 * We have server and share and path empty but options
498 * requesting that we scan all master browsers for their list
499 * of workgroups/domains. This implies that we must first try
500 * broadcast queries to find all master browsers, and if that
501 * doesn't work, then try our other methods which return only
502 * a single master browser.
503 */
504
505 ip_list = NULL;
506 status = name_resolve_bcast(MSBROWSE, 1, talloc_tos(),
507 &ip_list, &count);
508 if (!NT_STATUS_IS_OK(status))
509 {
510
511 TALLOC_FREE(ip_list);
512
513 if (!find_master_ip(workgroup, &server_addr)) {
514
515 if (dir) {
516 SAFE_FREE(dir->fname);
517 SAFE_FREE(dir);
518 }
519 TALLOC_FREE(frame);
520 errno = ENOENT;
521 return NULL;
522 }
523
524 ip_list = (struct sockaddr_storage *)talloc_memdup(
525 talloc_tos(), &server_addr,
526 sizeof(server_addr));
527 if (ip_list == NULL) {
528 if (dir) {
529 SAFE_FREE(dir->fname);
530 SAFE_FREE(dir);
531 }
532 TALLOC_FREE(frame);
533 errno = ENOMEM;
534 return NULL;
535 }
536 count = 1;
537 }
538
539 for (i = 0; i < count && i < max_lmb_count; i++) {
540 char addr[INET6_ADDRSTRLEN];
541 char *wg_ptr = NULL;
542 struct cli_state *cli = NULL;
543
544 print_sockaddr(addr, sizeof(addr), &ip_list[i]);
545 DEBUG(99, ("Found master browser %d of %d: %s\n",
546 i+1, MAX(count, max_lmb_count),
547 addr));
548
549 cli = get_ipc_connect_master_ip(talloc_tos(),
550 &ip_list[i],
551 &u_info,
552 &wg_ptr);
553 /* cli == NULL is the master browser refused to talk or
554 could not be found */
555 if (!cli) {
556 continue;
557 }
558
559 workgroup = talloc_strdup(frame, wg_ptr);
560 server = talloc_strdup(frame, smbXcli_conn_remote_name(cli->conn));
561
562 cli_shutdown(cli);
563
564 if (!workgroup || !server) {
565 if (dir) {
566 SAFE_FREE(dir->fname);
567 SAFE_FREE(dir);
568 }
569 TALLOC_FREE(frame);
570 errno = ENOMEM;
571 return NULL;
572 }
573
574 DEBUG(4, ("using workgroup %s %s\n",
575 workgroup, server));
576
577 /*
578 * For each returned master browser IP address, get a
579 * connection to IPC$ on the server if we do not
580 * already have one, and determine the
581 * workgroups/domains that it knows about.
582 */
583
584 srv = SMBC_server(frame, context, True, server, port, "IPC$",
585 &workgroup, &user, &password);
586 if (!srv) {
587 continue;
588 }
589
590 dir->srv = srv;
591 dir->dir_type = SMBC_WORKGROUP;
592
593 /* Now, list the stuff ... */
594
595 if (!cli_NetServerEnum(srv->cli,
596 workgroup,
597 SV_TYPE_DOMAIN_ENUM,
598 list_unique_wg_fn,
599 (void *)dir)) {
600 continue;
601 }
602 }
603
604 TALLOC_FREE(ip_list);
605 } else {
606 /*
607 * Server not an empty string ... Check the rest and see what
608 * gives
609 */
610 if (*share == '\0') {
611 if (*path != '\0') {
612
613 /* Should not have empty share with path */
614 if (dir) {
615 SAFE_FREE(dir->fname);
616 SAFE_FREE(dir);
617 }
618 TALLOC_FREE(frame);
619 errno = EINVAL + 8197;
620 return NULL;
621
622 }
623
624 /*
625 * We don't know if <server> is really a server name
626 * or is a workgroup/domain name. If we already have
627 * a server structure for it, we'll use it.
628 * Otherwise, check to see if <server><1D>,
629 * <server><1B>, or <server><20> translates. We check
630 * to see if <server> is an IP address first.
631 */
632
633 /*
634 * See if we have an existing server. Do not
635 * establish a connection if one does not already
636 * exist.
637 */
638 srv = SMBC_server(frame, context, False,
639 server, port, "IPC$",
640 &workgroup, &user, &password);
641
642 /*
643 * If no existing server and not an IP addr, look for
644 * LMB or DMB
645 */
646 if (!srv &&
647 !is_ipaddress(server) &&
648 (resolve_name(server, &rem_ss, 0x1d, false) || /* LMB */
649 resolve_name(server, &rem_ss, 0x1b, false) )) { /* DMB */
650 /*
651 * "server" is actually a workgroup name,
652 * not a server. Make this clear.
653 */
654 char *wgroup = server;
655 fstring buserver;
656
657 dir->dir_type = SMBC_SERVER;
658
659 /*
660 * Get the backup list ...
661 */
662 if (!name_status_find(wgroup, 0, 0,
663 &rem_ss, buserver)) {
664 char addr[INET6_ADDRSTRLEN];
665
666 print_sockaddr(addr, sizeof(addr), &rem_ss);
667 DEBUG(0,("Could not get name of "
668 "local/domain master browser "
669 "for workgroup %s from "
670 "address %s\n",
671 wgroup,
672 addr));
673 if (dir) {
674 SAFE_FREE(dir->fname);
675 SAFE_FREE(dir);
676 }
677 TALLOC_FREE(frame);
678 errno = EPERM;
679 return NULL;
680
681 }
682
683 /*
684 * Get a connection to IPC$ on the server if
685 * we do not already have one
686 */
687 srv = SMBC_server(frame, context, True,
688 buserver, port, "IPC$",
689 &workgroup,
690 &user, &password);
691 if (!srv) {
692 DEBUG(0, ("got no contact to IPC$\n"));
693 if (dir) {
694 SAFE_FREE(dir->fname);
695 SAFE_FREE(dir);
696 }
697 TALLOC_FREE(frame);
698 return NULL;
699
700 }
701
702 dir->srv = srv;
703
704 /* Now, list the servers ... */
705 if (!cli_NetServerEnum(srv->cli, wgroup,
706 0x0000FFFE, list_fn,
707 (void *)dir)) {
708
709 if (dir) {
710 SAFE_FREE(dir->fname);
711 SAFE_FREE(dir);
712 }
713 TALLOC_FREE(frame);
714 return NULL;
715 }
716 } else if (srv ||
717 (resolve_name(server, &rem_ss, 0x20, false))) {
718
719 /*
720 * If we hadn't found the server, get one now
721 */
722 if (!srv) {
723 srv = SMBC_server(frame, context, True,
724 server, port, "IPC$",
725 &workgroup,
726 &user, &password);
727 }
728
729 if (!srv) {
730 if (dir) {
731 SAFE_FREE(dir->fname);
732 SAFE_FREE(dir);
733 }
734 TALLOC_FREE(frame);
735 return NULL;
736
737 }
738
739 dir->dir_type = SMBC_FILE_SHARE;
740 dir->srv = srv;
741
742 /* List the shares ... */
743
744 if (net_share_enum_rpc(
745 srv->cli,
746 list_fn,
747 (void *) dir) < 0 &&
748 cli_RNetShareEnum(
749 srv->cli,
750 list_fn,
751 (void *)dir) < 0) {
752
753 errno = cli_errno(srv->cli);
754 if (dir) {
755 SAFE_FREE(dir->fname);
756 SAFE_FREE(dir);
757 }
758 TALLOC_FREE(frame);
759 return NULL;
760
761 }
762 } else {
763 /* Neither the workgroup nor server exists */
764 errno = ECONNREFUSED;
765 if (dir) {
766 SAFE_FREE(dir->fname);
767 SAFE_FREE(dir);
768 }
769 TALLOC_FREE(frame);
770 return NULL;
771 }
772
773 }
774 else {
775 /*
776 * The server and share are specified ... work from
777 * there ...
778 */
779 char *targetpath;
780 struct cli_state *targetcli;
781 NTSTATUS status;
782
783 /* We connect to the server and list the directory */
784 dir->dir_type = SMBC_FILE_SHARE;
785
786 srv = SMBC_server(frame, context, True, server, port, share,
787 &workgroup, &user, &password);
788
789 if (!srv) {
790 if (dir) {
791 SAFE_FREE(dir->fname);
792 SAFE_FREE(dir);
793 }
794 TALLOC_FREE(frame);
795 return NULL;
796 }
797
798 dir->srv = srv;
799
800 /* Now, list the files ... */
801
802 p = path + strlen(path);
803 path = talloc_asprintf_append(path, "\\*");
804 if (!path) {
805 if (dir) {
806 SAFE_FREE(dir->fname);
807 SAFE_FREE(dir);
808 }
809 TALLOC_FREE(frame);
810 return NULL;
811 }
812
813 status = cli_resolve_path(
814 frame, "", context->internal->auth_info,
815 srv->cli, path, &targetcli, &targetpath);
816 if (!NT_STATUS_IS_OK(status)) {
817 d_printf("Could not resolve %s\n", path);
818 if (dir) {
819 SAFE_FREE(dir->fname);
820 SAFE_FREE(dir);
821 }
822 TALLOC_FREE(frame);
823 return NULL;
824 }
825
826 status = cli_list(targetcli, targetpath,
827 FILE_ATTRIBUTE_DIRECTORY | FILE_ATTRIBUTE_SYSTEM | FILE_ATTRIBUTE_HIDDEN,
828 dir_list_fn, (void *)dir);
829 if (!NT_STATUS_IS_OK(status)) {
830 if (dir) {
831 SAFE_FREE(dir->fname);
832 SAFE_FREE(dir);
833 }
834 saved_errno = SMBC_errno(context, targetcli);
835
836 if (saved_errno == EINVAL) {
837 /*
838 * See if they asked to opendir
839 * something other than a directory.
840 * If so, the converted error value we
841 * got would have been EINVAL rather
842 * than ENOTDIR.
843 */
844 *p = '\0'; /* restore original path */
845
846 if (SMBC_getatr(context, srv, path,
847 &mode, NULL,
848 NULL, NULL, NULL, NULL,
849 NULL) &&
850 ! IS_DOS_DIR(mode)) {
851
852 /* It is. Correct the error value */
853 saved_errno = ENOTDIR;
854 }
855 }
856
857 /*
858 * If there was an error and the server is no
859 * good any more...
860 */
861 if (cli_is_error(targetcli) &&
862 smbc_getFunctionCheckServer(context)(context, srv)) {
863
864 /* ... then remove it. */
865 if (smbc_getFunctionRemoveUnusedServer(context)(context,
866 srv)) {
867 /*
868 * We could not remove the
869 * server completely, remove
870 * it from the cache so we
871 * will not get it again. It
872 * will be removed when the
873 * last file/dir is closed.
874 */
875 smbc_getFunctionRemoveCachedServer(context)(context, srv);
876 }
877 }
878
879 TALLOC_FREE(frame);
880 errno = saved_errno;
881 return NULL;
882 }
883 }
884
885 }
886
887 DLIST_ADD(context->internal->files, dir);
888 TALLOC_FREE(frame);
889 return dir;
890
891 }
892
893 /*
894 * Routine to close a directory
895 */
896
897 int
898 SMBC_closedir_ctx(SMBCCTX *context,
899 SMBCFILE *dir)
900 {
901 TALLOC_CTX *frame = talloc_stackframe();
902
903 if (!context || !context->internal->initialized) {
904 errno = EINVAL;
905 TALLOC_FREE(frame);
906 return -1;
907 }
908
909 if (!dir || !SMBC_dlist_contains(context->internal->files, dir)) {
910 errno = EBADF;
911 TALLOC_FREE(frame);
912 return -1;
913 }
914
915 remove_dir(dir); /* Clean it up */
916
917 DLIST_REMOVE(context->internal->files, dir);
918
919 if (dir) {
920
921 SAFE_FREE(dir->fname);
922 SAFE_FREE(dir); /* Free the space too */
923 }
924
925 TALLOC_FREE(frame);
926 return 0;
927
928 }
929
930 static void
931 smbc_readdir_internal(SMBCCTX * context,
932 struct smbc_dirent *dest,
933 struct smbc_dirent *src,
934 int max_namebuf_len)
935 {
936 if (smbc_getOptionUrlEncodeReaddirEntries(context)) {
937
938 /* url-encode the name. get back remaining buffer space */
939 max_namebuf_len =
940 smbc_urlencode(dest->name, src->name, max_namebuf_len);
941
942 /* We now know the name length */
943 dest->namelen = strlen(dest->name);
944
945 /* Save the pointer to the beginning of the comment */
946 dest->comment = dest->name + dest->namelen + 1;
947
948 /* Copy the comment */
949 strncpy(dest->comment, src->comment, max_namebuf_len - 1);
950 dest->comment[max_namebuf_len - 1] = '\0';
951
952 /* Save other fields */
953 dest->smbc_type = src->smbc_type;
954 dest->commentlen = strlen(dest->comment);
955 dest->dirlen = ((dest->comment + dest->commentlen + 1) -
956 (char *) dest);
957 } else {
958
959 /* No encoding. Just copy the entry as is. */
960 memcpy(dest, src, src->dirlen);
961 dest->comment = (char *)(&dest->name + src->namelen + 1);
962 }
963
964 }
965
966 /*
967 * Routine to get a directory entry
968 */
969
970 struct smbc_dirent *
971 SMBC_readdir_ctx(SMBCCTX *context,
972 SMBCFILE *dir)
973 {
974 int maxlen;
975 struct smbc_dirent *dirp, *dirent;
976 TALLOC_CTX *frame = talloc_stackframe();
977
978 /* Check that all is ok first ... */
979
980 if (!context || !context->internal->initialized) {
981
982 errno = EINVAL;
983 DEBUG(0, ("Invalid context in SMBC_readdir_ctx()\n"));
984 TALLOC_FREE(frame);
985 return NULL;
986
987 }
988
989 if (!dir || !SMBC_dlist_contains(context->internal->files, dir)) {
990
991 errno = EBADF;
992 DEBUG(0, ("Invalid dir in SMBC_readdir_ctx()\n"));
993 TALLOC_FREE(frame);
994 return NULL;
995
996 }
997
998 if (dir->file != False) { /* FIXME, should be dir, perhaps */
999
1000 errno = ENOTDIR;
1001 DEBUG(0, ("Found file vs directory in SMBC_readdir_ctx()\n"));
1002 TALLOC_FREE(frame);
1003 return NULL;
1004
1005 }
1006
1007 if (!dir->dir_next) {
1008 TALLOC_FREE(frame);
1009 return NULL;
1010 }
1011
1012 dirent = dir->dir_next->dirent;
1013 if (!dirent) {
1014
1015 errno = ENOENT;
1016 TALLOC_FREE(frame);
1017 return NULL;
1018
1019 }
1020
1021 dirp = &context->internal->dirent;
1022 maxlen = sizeof(context->internal->_dirent_name);
1023
1024 smbc_readdir_internal(context, dirp, dirent, maxlen);
1025
1026 dir->dir_next = dir->dir_next->next;
1027
1028 TALLOC_FREE(frame);
1029 return dirp;
1030 }
1031
1032 /*
1033 * Routine to get directory entries
1034 */
1035
1036 int
1037 SMBC_getdents_ctx(SMBCCTX *context,
1038 SMBCFILE *dir,
1039 struct smbc_dirent *dirp,
1040 int count)
1041 {
1042 int rem = count;
1043 int reqd;
1044 int maxlen;
1045 char *ndir = (char *)dirp;
1046 struct smbc_dir_list *dirlist;
1047 TALLOC_CTX *frame = talloc_stackframe();
1048
1049 /* Check that all is ok first ... */
1050
1051 if (!context || !context->internal->initialized) {
1052
1053 errno = EINVAL;
1054 TALLOC_FREE(frame);
1055 return -1;
1056
1057 }
1058
1059 if (!dir || !SMBC_dlist_contains(context->internal->files, dir)) {
1060
1061 errno = EBADF;
1062 TALLOC_FREE(frame);
1063 return -1;
1064
1065 }
1066
1067 if (dir->file != False) { /* FIXME, should be dir, perhaps */
1068
1069 errno = ENOTDIR;
1070 TALLOC_FREE(frame);
1071 return -1;
1072
1073 }
1074
1075 /*
1076 * Now, retrieve the number of entries that will fit in what was passed
1077 * We have to figure out if the info is in the list, or we need to
1078 * send a request to the server to get the info.
1079 */
1080
1081 while ((dirlist = dir->dir_next)) {
1082 struct smbc_dirent *dirent;
1083 struct smbc_dirent *currentEntry = (struct smbc_dirent *)ndir;
1084
1085 if (!dirlist->dirent) {
1086
1087 errno = ENOENT; /* Bad error */
1088 TALLOC_FREE(frame);
1089 return -1;
1090
1091 }
1092
1093 /* Do urlencoding of next entry, if so selected */
1094 dirent = &context->internal->dirent;
1095 maxlen = sizeof(context->internal->_dirent_name);
1096 smbc_readdir_internal(context, dirent,
1097 dirlist->dirent, maxlen);
1098
1099 reqd = dirent->dirlen;
1100
1101 if (rem < reqd) {
1102
1103 if (rem < count) { /* We managed to copy something */
1104
1105 errno = 0;
1106 TALLOC_FREE(frame);
1107 return count - rem;
1108
1109 }
1110 else { /* Nothing copied ... */
1111
1112 errno = EINVAL; /* Not enough space ... */
1113 TALLOC_FREE(frame);
1114 return -1;
1115
1116 }
1117
1118 }
1119
1120 memcpy(currentEntry, dirent, reqd); /* Copy the data in ... */
1121
1122 currentEntry->comment = &currentEntry->name[0] +
1123 dirent->namelen + 1;
1124
1125 ndir += reqd;
1126 rem -= reqd;
1127
1128 /* Try and align the struct for the next entry
1129 on a valid pointer boundary by appending zeros */
1130 while((rem > 0) && ((unsigned long long)ndir & (sizeof(void*) - 1))) {
1131 *ndir = '\0';
1132 rem--;
1133 ndir++;
1134 currentEntry->dirlen++;
1135 }
1136
1137 dir->dir_next = dirlist = dirlist -> next;
1138 }
1139
1140 TALLOC_FREE(frame);
1141
1142 if (rem == count)
1143 return 0;
1144 else
1145 return count - rem;
1146
1147 }
1148
1149 /*
1150 * Routine to create a directory ...
1151 */
1152
1153 int
1154 SMBC_mkdir_ctx(SMBCCTX *context,
1155 const char *fname,
1156 mode_t mode)
1157 {
1158 SMBCSRV *srv = NULL;
1159 char *server = NULL;
1160 char *share = NULL;
1161 char *user = NULL;
1162 char *password = NULL;
1163 char *workgroup = NULL;
1164 char *path = NULL;
1165 char *targetpath = NULL;
1166 uint16_t port = 0;
1167 struct cli_state *targetcli = NULL;
1168 TALLOC_CTX *frame = talloc_stackframe();
1169 NTSTATUS status;
1170
1171 if (!context || !context->internal->initialized) {
1172 errno = EINVAL;
1173 TALLOC_FREE(frame);
1174 return -1;
1175 }
1176
1177 if (!fname) {
1178 errno = EINVAL;
1179 TALLOC_FREE(frame);
1180 return -1;
1181 }
1182
1183 DEBUG(4, ("smbc_mkdir(%s)\n", fname));
1184
1185 if (SMBC_parse_path(frame,
1186 context,
1187 fname,
1188 &workgroup,
1189 &server,
1190 &port,
1191 &share,
1192 &path,
1193 &user,
1194 &password,
1195 NULL)) {
1196 errno = EINVAL;
1197 TALLOC_FREE(frame);
1198 return -1;
1199 }
1200
1201 if (!user || user[0] == (char)0) {
1202 user = talloc_strdup(frame, smbc_getUser(context));
1203 if (!user) {
1204 errno = ENOMEM;
1205 TALLOC_FREE(frame);
1206 return -1;
1207 }
1208 }
1209
1210 srv = SMBC_server(frame, context, True,
1211 server, port, share, &workgroup, &user, &password);
1212
1213 if (!srv) {
1214
1215 TALLOC_FREE(frame);
1216 return -1; /* errno set by SMBC_server */
1217
1218 }
1219
1220 /*d_printf(">>>mkdir: resolving %s\n", path);*/
1221 status = cli_resolve_path(frame, "", context->internal->auth_info,
1222 srv->cli, path, &targetcli, &targetpath);
1223 if (!NT_STATUS_IS_OK(status)) {
1224 d_printf("Could not resolve %s\n", path);
1225 errno = ENOENT;
1226 TALLOC_FREE(frame);
1227 return -1;
1228 }
1229 /*d_printf(">>>mkdir: resolved path as %s\n", targetpath);*/
1230
1231 if (!NT_STATUS_IS_OK(cli_mkdir(targetcli, targetpath))) {
1232 errno = SMBC_errno(context, targetcli);
1233 TALLOC_FREE(frame);
1234 return -1;
1235
1236 }
1237
1238 TALLOC_FREE(frame);
1239 return 0;
1240
1241 }
1242
1243 /*
1244 * Our list function simply checks to see if a directory is not empty
1245 */
1246
1247 static NTSTATUS
1248 rmdir_list_fn(const char *mnt,
1249 struct file_info *finfo,
1250 const char *mask,
1251 void *state)
1252 {
1253 if (strncmp(finfo->name, ".", 1) != 0 &&
1254 strncmp(finfo->name, "..", 2) != 0) {
1255 bool *smbc_rmdir_dirempty = (bool *)state;
1256 *smbc_rmdir_dirempty = false;
1257 }
1258 return NT_STATUS_OK;
1259 }
1260
1261 /*
1262 * Routine to remove a directory
1263 */
1264
1265 int
1266 SMBC_rmdir_ctx(SMBCCTX *context,
1267 const char *fname)
1268 {
1269 SMBCSRV *srv = NULL;
1270 char *server = NULL;
1271 char *share = NULL;
1272 char *user = NULL;
1273 char *password = NULL;
1274 char *workgroup = NULL;
1275 char *path = NULL;
1276 char *targetpath = NULL;
1277 uint16_t port = 0;
1278 struct cli_state *targetcli = NULL;
1279 TALLOC_CTX *frame = talloc_stackframe();
1280 NTSTATUS status;
1281
1282 if (!context || !context->internal->initialized) {
1283 errno = EINVAL;
1284 TALLOC_FREE(frame);
1285 return -1;
1286 }
1287
1288 if (!fname) {
1289 errno = EINVAL;
1290 TALLOC_FREE(frame);
1291 return -1;
1292 }
1293
1294 DEBUG(4, ("smbc_rmdir(%s)\n", fname));
1295
1296 if (SMBC_parse_path(frame,
1297 context,
1298 fname,
1299 &workgroup,
1300 &server,
1301 &port,
1302 &share,
1303 &path,
1304 &user,
1305 &password,
1306 NULL)) {
1307 errno = EINVAL;
1308 TALLOC_FREE(frame);
1309 return -1;
1310 }
1311
1312 if (!user || user[0] == (char)0) {
1313 user = talloc_strdup(frame, smbc_getUser(context));
1314 if (!user) {
1315 errno = ENOMEM;
1316 TALLOC_FREE(frame);
1317 return -1;
1318 }
1319 }
1320
1321 srv = SMBC_server(frame, context, True,
1322 server, port, share, &workgroup, &user, &password);
1323
1324 if (!srv) {
1325
1326 TALLOC_FREE(frame);
1327 return -1; /* errno set by SMBC_server */
1328
1329 }
1330
1331 /*d_printf(">>>rmdir: resolving %s\n", path);*/
1332 status = cli_resolve_path(frame, "", context->internal->auth_info,
1333 srv->cli, path, &targetcli, &targetpath);
1334 if (!NT_STATUS_IS_OK(status)) {
1335 d_printf("Could not resolve %s\n", path);
1336 errno = ENOENT;
1337 TALLOC_FREE(frame);
1338 return -1;
1339 }
1340 /*d_printf(">>>rmdir: resolved path as %s\n", targetpath);*/
1341
1342 if (!NT_STATUS_IS_OK(cli_rmdir(targetcli, targetpath))) {
1343
1344 errno = SMBC_errno(context, targetcli);
1345
1346 if (errno == EACCES) { /* Check if the dir empty or not */
1347
1348 /* Local storage to avoid buffer overflows */
1349 char *lpath;
1350 bool smbc_rmdir_dirempty = true;
1351
1352 lpath = talloc_asprintf(frame, "%s\\*",
1353 targetpath);
1354 if (!lpath) {
1355 errno = ENOMEM;
1356 TALLOC_FREE(frame);
1357 return -1;
1358 }
1359
1360 status = cli_list(targetcli, lpath,
1361 FILE_ATTRIBUTE_DIRECTORY | FILE_ATTRIBUTE_SYSTEM | FILE_ATTRIBUTE_HIDDEN,
1362 rmdir_list_fn,
1363 &smbc_rmdir_dirempty);
1364
1365 if (!NT_STATUS_IS_OK(status)) {
1366 /* Fix errno to ignore latest error ... */
1367 DEBUG(5, ("smbc_rmdir: "
1368 "cli_list returned an error: %d\n",
1369 SMBC_errno(context, targetcli)));
1370 errno = EACCES;
1371
1372 }
1373
1374 if (smbc_rmdir_dirempty)
1375 errno = EACCES;
1376 else
1377 errno = ENOTEMPTY;
1378
1379 }
1380
1381 TALLOC_FREE(frame);
1382 return -1;
1383
1384 }
1385
1386 TALLOC_FREE(frame);
1387 return 0;
1388
1389 }
1390
1391 /*
1392 * Routine to return the current directory position
1393 */
1394
1395 off_t
1396 SMBC_telldir_ctx(SMBCCTX *context,
1397 SMBCFILE *dir)
1398 {
1399 TALLOC_CTX *frame = talloc_stackframe();
1400
1401 if (!context || !context->internal->initialized) {
1402
1403 errno = EINVAL;
1404 TALLOC_FREE(frame);
1405 return -1;
1406
1407 }
1408
1409 if (!dir || !SMBC_dlist_contains(context->internal->files, dir)) {
1410
1411 errno = EBADF;
1412 TALLOC_FREE(frame);
1413 return -1;
1414
1415 }
1416
1417 if (dir->file != False) { /* FIXME, should be dir, perhaps */
1418
1419 errno = ENOTDIR;
1420 TALLOC_FREE(frame);
1421 return -1;
1422
1423 }
1424
1425 /* See if we're already at the end. */
1426 if (dir->dir_next == NULL) {
1427 /* We are. */
1428 TALLOC_FREE(frame);
1429 return -1;
1430 }
1431
1432 /*
1433 * We return the pointer here as the offset
1434 */
1435 TALLOC_FREE(frame);
1436 return (off_t)(long)dir->dir_next->dirent;
1437 }
1438
1439 /*
1440 * A routine to run down the list and see if the entry is OK
1441 */
1442
1443 static struct smbc_dir_list *
1444 check_dir_ent(struct smbc_dir_list *list,
1445 struct smbc_dirent *dirent)
1446 {
1447
1448 /* Run down the list looking for what we want */
1449
1450 if (dirent) {
1451
1452 struct smbc_dir_list *tmp = list;
1453
1454 while (tmp) {
1455
1456 if (tmp->dirent == dirent)
1457 return tmp;
1458
1459 tmp = tmp->next;
1460
1461 }
1462
1463 }
1464
1465 return NULL; /* Not found, or an error */
1466
1467 }
1468
1469
1470 /*
1471 * Routine to seek on a directory
1472 */
1473
1474 int
1475 SMBC_lseekdir_ctx(SMBCCTX *context,
1476 SMBCFILE *dir,
1477 off_t offset)
1478 {
1479 long int l_offset = offset; /* Handle problems of size */
1480 struct smbc_dirent *dirent = (struct smbc_dirent *)l_offset;
1481 struct smbc_dir_list *list_ent = (struct smbc_dir_list *)NULL;
1482 TALLOC_CTX *frame = talloc_stackframe();
1483
1484 if (!context || !context->internal->initialized) {
1485
1486 errno = EINVAL;
1487 TALLOC_FREE(frame);
1488 return -1;
1489
1490 }
1491
1492 if (dir->file != False) { /* FIXME, should be dir, perhaps */
1493
1494 errno = ENOTDIR;
1495 TALLOC_FREE(frame);
1496 return -1;
1497
1498 }
1499
1500 /* Now, check what we were passed and see if it is OK ... */
1501
1502 if (dirent == NULL) { /* Seek to the begining of the list */
1503
1504 dir->dir_next = dir->dir_list;
1505 TALLOC_FREE(frame);
1506 return 0;
1507
1508 }
1509
1510 if (offset == -1) { /* Seek to the end of the list */
1511 dir->dir_next = NULL;
1512 TALLOC_FREE(frame);
1513 return 0;
1514 }
1515
1516 /* Now, run down the list and make sure that the entry is OK */
1517 /* This may need to be changed if we change the format of the list */
1518
1519 if ((list_ent = check_dir_ent(dir->dir_list, dirent)) == NULL) {
1520 errno = EINVAL; /* Bad entry */
1521 TALLOC_FREE(frame);
1522 return -1;
1523 }
1524
1525 dir->dir_next = list_ent;
1526
1527 TALLOC_FREE(frame);
1528 return 0;
1529 }
1530
1531 /*
1532 * Routine to fstat a dir
1533 */
1534
1535 int
1536 SMBC_fstatdir_ctx(SMBCCTX *context,
1537 SMBCFILE *dir,
1538 struct stat *st)
1539 {
1540
1541 if (!context || !context->internal->initialized) {
1542
1543 errno = EINVAL;
1544 return -1;
1545 }
1546
1547 /* No code yet ... */
1548 return 0;
1549 }
1550
1551 int
1552 SMBC_chmod_ctx(SMBCCTX *context,
1553 const char *fname,
1554 mode_t newmode)
1555 {
1556 SMBCSRV *srv = NULL;
1557 char *server = NULL;
1558 char *share = NULL;
1559 char *user = NULL;
1560 char *password = NULL;
1561 char *workgroup = NULL;
1562 char *targetpath = NULL;
1563 struct cli_state *targetcli = NULL;
1564 char *path = NULL;
1565 uint16_t mode;
1566 uint16_t port = 0;
1567 TALLOC_CTX *frame = talloc_stackframe();
1568 NTSTATUS status;
1569
1570 if (!context || !context->internal->initialized) {
1571
1572 errno = EINVAL; /* Best I can think of ... */
1573 TALLOC_FREE(frame);
1574 return -1;
1575 }
1576
1577 if (!fname) {
1578 errno = EINVAL;
1579 TALLOC_FREE(frame);
1580 return -1;
1581 }
1582
1583 DEBUG(4, ("smbc_chmod(%s, 0%3o)\n", fname, (unsigned int)newmode));
1584
1585 if (SMBC_parse_path(frame,
1586 context,
1587 fname,
1588 &workgroup,
1589 &server,
1590 &port,
1591 &share,
1592 &path,
1593 &user,
1594 &password,
1595 NULL)) {
1596 errno = EINVAL;
1597 TALLOC_FREE(frame);
1598 return -1;
1599 }
1600
1601 if (!user || user[0] == (char)0) {
1602 user = talloc_strdup(frame, smbc_getUser(context));
1603 if (!user) {
1604 errno = ENOMEM;
1605 TALLOC_FREE(frame);
1606 return -1;
1607 }
1608 }
1609
1610 srv = SMBC_server(frame, context, True,
1611 server, port, share, &workgroup, &user, &password);
1612
1613 if (!srv) {
1614 TALLOC_FREE(frame);
1615 return -1; /* errno set by SMBC_server */
1616 }
1617
1618 /*d_printf(">>>unlink: resolving %s\n", path);*/
1619 status = cli_resolve_path(frame, "", context->internal->auth_info,
1620 srv->cli, path, &targetcli, &targetpath);
1621 if (!NT_STATUS_IS_OK(status)) {
1622 d_printf("Could not resolve %s\n", path);
1623 errno = ENOENT;
1624 TALLOC_FREE(frame);
1625 return -1;
1626 }
1627
1628 mode = 0;
1629
1630 if (!(newmode & (S_IWUSR | S_IWGRP | S_IWOTH))) mode |= FILE_ATTRIBUTE_READONLY;
1631 if ((newmode & S_IXUSR) && lp_map_archive(-1)) mode |= FILE_ATTRIBUTE_ARCHIVE;
1632 if ((newmode & S_IXGRP) && lp_map_system(-1)) mode |= FILE_ATTRIBUTE_SYSTEM;
1633 if ((newmode & S_IXOTH) && lp_map_hidden(-1)) mode |= FILE_ATTRIBUTE_HIDDEN;
1634
1635 if (!NT_STATUS_IS_OK(cli_setatr(targetcli, targetpath, mode, 0))) {
1636 errno = SMBC_errno(context, targetcli);
1637 TALLOC_FREE(frame);
1638 return -1;
1639 }
1640
1641 TALLOC_FREE(frame);
1642 return 0;
1643 }
1644
1645 int
1646 SMBC_utimes_ctx(SMBCCTX *context,
1647 const char *fname,
1648 struct timeval *tbuf)
1649 {
1650 SMBCSRV *srv = NULL;
1651 char *server = NULL;
1652 char *share = NULL;
1653 char *user = NULL;
1654 char *password = NULL;
1655 char *workgroup = NULL;
1656 char *path = NULL;
1657 time_t access_time;
1658 time_t write_time;
1659 uint16_t port = 0;
1660 TALLOC_CTX *frame = talloc_stackframe();
1661
1662 if (!context || !context->internal->initialized) {
1663
1664 errno = EINVAL; /* Best I can think of ... */
1665 TALLOC_FREE(frame);
1666 return -1;
1667 }
1668
1669 if (!fname) {
1670 errno = EINVAL;
1671 TALLOC_FREE(frame);
1672 return -1;
1673 }
1674
1675 if (tbuf == NULL) {
1676 access_time = write_time = time(NULL);
1677 } else {
1678 access_time = tbuf[0].tv_sec;
1679 write_time = tbuf[1].tv_sec;
1680 }
1681
1682 if (DEBUGLVL(4)) {
1683 char *p;
1684 char atimebuf[32];
1685 char mtimebuf[32];
1686
1687 strncpy(atimebuf, ctime(&access_time), sizeof(atimebuf) - 1);
1688 atimebuf[sizeof(atimebuf) - 1] = '\0';
1689 if ((p = strchr(atimebuf, '\n')) != NULL) {
1690 *p = '\0';
1691 }
1692
1693 strncpy(mtimebuf, ctime(&write_time), sizeof(mtimebuf) - 1);
1694 mtimebuf[sizeof(mtimebuf) - 1] = '\0';
1695 if ((p = strchr(mtimebuf, '\n')) != NULL) {
1696 *p = '\0';
1697 }
1698
1699 dbgtext("smbc_utimes(%s, atime = %s mtime = %s)\n",
1700 fname, atimebuf, mtimebuf);
1701 }
1702
1703 if (SMBC_parse_path(frame,
1704 context,
1705 fname,
1706 &workgroup,
1707 &server,
1708 &port,
1709 &share,
1710 &path,
1711 &user,
1712 &password,
1713 NULL)) {
1714 errno = EINVAL;
1715 TALLOC_FREE(frame);
1716 return -1;
1717 }
1718
1719 if (!user || user[0] == (char)0) {
1720 user = talloc_strdup(frame, smbc_getUser(context));
1721 if (!user) {
1722 errno = ENOMEM;
1723 TALLOC_FREE(frame);
1724 return -1;
1725 }
1726 }
1727
1728 srv = SMBC_server(frame, context, True,
1729 server, port, share, &workgroup, &user, &password);
1730
1731 if (!srv) {
1732 TALLOC_FREE(frame);
1733 return -1; /* errno set by SMBC_server */
1734 }
1735
1736 if (!SMBC_setatr(context, srv, path,
1737 0, access_time, write_time, 0, 0)) {
1738 TALLOC_FREE(frame);
1739 return -1; /* errno set by SMBC_setatr */
1740 }
1741
1742 TALLOC_FREE(frame);
1743 return 0;
1744 }
1745
1746 /*
1747 * Routine to unlink() a file
1748 */
1749
1750 int
1751 SMBC_unlink_ctx(SMBCCTX *context,
1752 const char *fname)
1753 {
1754 char *server = NULL;
1755 char *share = NULL;
1756 char *user = NULL;
1757 char *password = NULL;
1758 char *workgroup = NULL;
1759 char *path = NULL;
1760 char *targetpath = NULL;
1761 uint16_t port = 0;
1762 struct cli_state *targetcli = NULL;
1763 SMBCSRV *srv = NULL;
1764 TALLOC_CTX *frame = talloc_stackframe();
1765 NTSTATUS status;
1766
1767 if (!context || !context->internal->initialized) {
1768
1769 errno = EINVAL; /* Best I can think of ... */
1770 TALLOC_FREE(frame);
1771 return -1;
1772
1773 }
1774
1775 if (!fname) {
1776 errno = EINVAL;
1777 TALLOC_FREE(frame);
1778 return -1;
1779
1780 }
1781
1782 if (SMBC_parse_path(frame,
1783 context,
1784 fname,
1785 &workgroup,
1786 &server,
1787 &port,
1788 &share,
1789 &path,
1790 &user,
1791 &password,
1792 NULL)) {
1793 errno = EINVAL;
1794 TALLOC_FREE(frame);
1795 return -1;
1796 }
1797
1798 if (!user || user[0] == (char)0) {
1799 user = talloc_strdup(frame, smbc_getUser(context));
1800 if (!user) {
1801 errno = ENOMEM;
1802 TALLOC_FREE(frame);
1803 return -1;
1804 }
1805 }
1806
1807 srv = SMBC_server(frame, context, True,
1808 server, port, share, &workgroup, &user, &password);
1809
1810 if (!srv) {
1811 TALLOC_FREE(frame);
1812 return -1; /* SMBC_server sets errno */
1813
1814 }
1815
1816 /*d_printf(">>>unlink: resolving %s\n", path);*/
1817 status = cli_resolve_path(frame, "", context->internal->auth_info,
1818 srv->cli, path, &targetcli, &targetpath);
1819 if (!NT_STATUS_IS_OK(status)) {
1820 d_printf("Could not resolve %s\n", path);
1821 errno = ENOENT;
1822 TALLOC_FREE(frame);
1823 return -1;
1824 }
1825 /*d_printf(">>>unlink: resolved path as %s\n", targetpath);*/
1826
1827 if (!NT_STATUS_IS_OK(cli_unlink(targetcli, targetpath, FILE_ATTRIBUTE_SYSTEM | FILE_ATTRIBUTE_HIDDEN))) {
1828
1829 errno = SMBC_errno(context, targetcli);
1830
1831 if (errno == EACCES) { /* Check if the file is a directory */
1832
1833 int saverr = errno;
1834 off_t size = 0;
1835 uint16_t mode = 0;
1836 struct timespec write_time_ts;
1837 struct timespec access_time_ts;
1838 struct timespec change_time_ts;
1839 SMB_INO_T ino = 0;
1840
1841 if (!SMBC_getatr(context, srv, path, &mode, &size,
1842 NULL,
1843 &access_time_ts,
1844 &write_time_ts,
1845 &change_time_ts,
1846 &ino)) {
1847
1848 /* Hmmm, bad error ... What? */
1849
1850 errno = SMBC_errno(context, targetcli);
1851 TALLOC_FREE(frame);
1852 return -1;
1853
1854 }
1855 else {
1856
1857 if (IS_DOS_DIR(mode))
1858 errno = EISDIR;
1859 else
1860 errno = saverr; /* Restore this */
1861
1862 }
1863 }
1864
1865 TALLOC_FREE(frame);
1866 return -1;
1867
1868 }
1869
1870 TALLOC_FREE(frame);
1871 return 0; /* Success ... */
1872
1873 }
1874
1875 /*
1876 * Routine to rename() a file
1877 */
1878
1879 int
1880 SMBC_rename_ctx(SMBCCTX *ocontext,
1881 const char *oname,
1882 SMBCCTX *ncontext,
1883 const char *nname)
1884 {
1885 char *server1 = NULL;
1886 char *share1 = NULL;
1887 char *server2 = NULL;
1888 char *share2 = NULL;
1889 char *user1 = NULL;
1890 char *user2 = NULL;
1891 char *password1 = NULL;
1892 char *password2 = NULL;
1893 char *workgroup = NULL;
1894 char *path1 = NULL;
1895 char *path2 = NULL;
1896 char *targetpath1 = NULL;
1897 char *targetpath2 = NULL;
1898 struct cli_state *targetcli1 = NULL;
1899 struct cli_state *targetcli2 = NULL;
1900 SMBCSRV *srv = NULL;
1901 uint16_t port1 = 0;
1902 uint16_t port2 = 0;
1903 TALLOC_CTX *frame = talloc_stackframe();
1904 NTSTATUS status;
1905
1906 if (!ocontext || !ncontext ||
1907 !ocontext->internal->initialized ||
1908 !ncontext->internal->initialized) {
1909
1910 errno = EINVAL; /* Best I can think of ... */
1911 TALLOC_FREE(frame);
1912 return -1;
1913 }
1914
1915 if (!oname || !nname) {
1916 errno = EINVAL;
1917 TALLOC_FREE(frame);
1918 return -1;
1919 }
1920
1921 DEBUG(4, ("smbc_rename(%s,%s)\n", oname, nname));
1922
1923 if (SMBC_parse_path(frame,
1924 ocontext,
1925 oname,
1926 &workgroup,
1927 &server1,
1928 &port1,
1929 &share1,
1930 &path1,
1931 &user1,
1932 &password1,
1933 NULL)) {
1934 errno = EINVAL;
1935 TALLOC_FREE(frame);
1936 return -1;
1937 }
1938
1939 if (!user1 || user1[0] == (char)0) {
1940 user1 = talloc_strdup(frame, smbc_getUser(ocontext));
1941 if (!user1) {
1942 errno = ENOMEM;
1943 TALLOC_FREE(frame);
1944 return -1;
1945 }
1946 }
1947
1948 if (SMBC_parse_path(frame,
1949 ncontext,
1950 nname,
1951 NULL,
1952 &server2,
1953 &port2,
1954 &share2,
1955 &path2,
1956 &user2,
1957 &password2,
1958 NULL)) {
1959 errno = EINVAL;
1960 TALLOC_FREE(frame);
1961 return -1;
1962 }
1963
1964 if (!user2 || user2[0] == (char)0) {
1965 user2 = talloc_strdup(frame, smbc_getUser(ncontext));
1966 if (!user2) {
1967 errno = ENOMEM;
1968 TALLOC_FREE(frame);
1969 return -1;
1970 }
1971 }
1972
1973 if (strcmp(server1, server2) || strcmp(share1, share2) ||
1974 strcmp(user1, user2)) {
1975 /* Can't rename across file systems, or users?? */
1976 errno = EXDEV;
1977 TALLOC_FREE(frame);
1978 return -1;
1979 }
1980
1981 srv = SMBC_server(frame, ocontext, True,
1982 server1, port1, share1, &workgroup, &user1, &password1);
1983 if (!srv) {
1984 TALLOC_FREE(frame);
1985 return -1;
1986
1987 }
1988
1989 /* set the credentials to make DFS work */
1990 smbc_set_credentials_with_fallback(ocontext,
1991 workgroup,
1992 user1,
1993 password1);
1994
1995 /*d_printf(">>>rename: resolving %s\n", path1);*/
1996 status = cli_resolve_path(frame, "", ocontext->internal->auth_info,
1997 srv->cli, path1, &targetcli1, &targetpath1);
1998 if (!NT_STATUS_IS_OK(status)) {
1999 d_printf("Could not resolve %s\n", path1);
2000 errno = ENOENT;
2001 TALLOC_FREE(frame);
2002 return -1;
2003 }
2004
2005 /* set the credentials to make DFS work */
2006 smbc_set_credentials_with_fallback(ncontext,
2007 workgroup,
2008 user2,
2009 password2);
2010
2011 /*d_printf(">>>rename: resolved path as %s\n", targetpath1);*/
2012 /*d_printf(">>>rename: resolving %s\n", path2);*/
2013 status = cli_resolve_path(frame, "", ncontext->internal->auth_info,
2014 srv->cli, path2, &targetcli2, &targetpath2);
2015 if (!NT_STATUS_IS_OK(status)) {
2016 d_printf("Could not resolve %s\n", path2);
2017 errno = ENOENT;
2018 TALLOC_FREE(frame);
2019 return -1;
2020 }
2021 /*d_printf(">>>rename: resolved path as %s\n", targetpath2);*/
2022
2023 if (strcmp(smbXcli_conn_remote_name(targetcli1->conn), smbXcli_conn_remote_name(targetcli2->conn)) ||
2024 strcmp(targetcli1->share, targetcli2->share))
2025 {
2026 /* can't rename across file systems */
2027 errno = EXDEV;
2028 TALLOC_FREE(frame);
2029 return -1;
2030 }
2031
2032 if (!NT_STATUS_IS_OK(cli_rename(targetcli1, targetpath1, targetpath2))) {
2033 int eno = SMBC_errno(ocontext, targetcli1);
2034
2035 if (eno != EEXIST ||
2036 !NT_STATUS_IS_OK(cli_unlink(targetcli1, targetpath2, FILE_ATTRIBUTE_SYSTEM | FILE_ATTRIBUTE_HIDDEN)) ||
2037 !NT_STATUS_IS_OK(cli_rename(targetcli1, targetpath1, targetpath2))) {
2038
2039 errno = eno;
2040 TALLOC_FREE(frame);
2041 return -1;
2042
2043 }
2044 }
2045
2046 TALLOC_FREE(frame);
2047 return 0; /* Success */
2048 }
2049
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