?  search:
summary | log | graphiclog1 | graphiclog2 | commit | commitdiff | tree | refs | edit | fork
blame | history | raw | HEAD
s4:pyrpc: remove unused py_{import,export}_netr_* prototypes
[Samba.git] / source3 / libsmb / libsmb_dir.c
blob8bf3c6b8efc25d688c8de54c67ad348bd83010e2
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 #include "../libcli/security/security.h"
35 #include "lib/util/tevent_ntstatus.h"
36
37 /*
38 * Routine to open a directory
39 * We accept the URL syntax explained in SMBC_parse_path(), above.
40 */
41
42 static void
43 remove_dir(SMBCFILE *dir)
44 {
45 struct smbc_dir_list *d,*f;
46
47 d = dir->dir_list;
48 while (d) {
49
50 f = d; d = d->next;
51
52 SAFE_FREE(f->dirent);
53 SAFE_FREE(f);
54
55 }
56
57 dir->dir_list = dir->dir_end = dir->dir_next = NULL;
58
59 }
60
61 static int
62 add_dirent(SMBCFILE *dir,
63 const char *name,
64 const char *comment,
65 uint32_t type)
66 {
67 struct smbc_dirent *dirent;
68 int size;
69 int name_length = (name == NULL ? 0 : strlen(name));
70 int comment_len = (comment == NULL ? 0 : strlen(comment));
71
72 /*
73 * Allocate space for the dirent, which must be increased by the
74 * size of the name and the comment and 1 each for the null terminator.
75 */
76
77 size = sizeof(struct smbc_dirent) + name_length + comment_len + 2;
78
79 dirent = (struct smbc_dirent *)SMB_MALLOC(size);
80
81 if (!dirent) {
82
83 dir->dir_error = ENOMEM;
84 return -1;
85
86 }
87
88 ZERO_STRUCTP(dirent);
89
90 if (dir->dir_list == NULL) {
91
92 dir->dir_list = SMB_MALLOC_P(struct smbc_dir_list);
93 if (!dir->dir_list) {
94
95 SAFE_FREE(dirent);
96 dir->dir_error = ENOMEM;
97 return -1;
98
99 }
100 ZERO_STRUCTP(dir->dir_list);
101
102 dir->dir_end = dir->dir_next = dir->dir_list;
103 }
104 else {
105
106 dir->dir_end->next = SMB_MALLOC_P(struct smbc_dir_list);
107
108 if (!dir->dir_end->next) {
109
110 SAFE_FREE(dirent);
111 dir->dir_error = ENOMEM;
112 return -1;
113
114 }
115 ZERO_STRUCTP(dir->dir_end->next);
116
117 dir->dir_end = dir->dir_end->next;
118 }
119
120 dir->dir_end->next = NULL;
121 dir->dir_end->dirent = dirent;
122
123 dirent->smbc_type = type;
124 dirent->namelen = name_length;
125 dirent->commentlen = comment_len;
126 dirent->dirlen = size;
127
128 /*
129 * dirent->namelen + 1 includes the null (no null termination needed)
130 * Ditto for dirent->commentlen.
131 * The space for the two null bytes was allocated.
132 */
133 strncpy(dirent->name, (name?name:""), dirent->namelen + 1);
134 dirent->comment = (char *)(&dirent->name + dirent->namelen + 1);
135 strncpy(dirent->comment, (comment?comment:""), dirent->commentlen + 1);
136
137 return 0;
138
139 }
140
141 static void
142 list_unique_wg_fn(const char *name,
143 uint32_t type,
144 const char *comment,
145 void *state)
146 {
147 SMBCFILE *dir = (SMBCFILE *)state;
148 struct smbc_dir_list *dir_list;
149 struct smbc_dirent *dirent;
150 int dirent_type;
151 int do_remove = 0;
152
153 dirent_type = dir->dir_type;
154
155 if (add_dirent(dir, name, comment, dirent_type) < 0) {
156 /* An error occurred, what do we do? */
157 /* FIXME: Add some code here */
158 /* Change cli_NetServerEnum to take a fn
159 returning NTSTATUS... JRA. */
160 }
161
162 /* Point to the one just added */
163 dirent = dir->dir_end->dirent;
164
165 /* See if this was a duplicate */
166 for (dir_list = dir->dir_list;
167 dir_list != dir->dir_end;
168 dir_list = dir_list->next) {
169 if (! do_remove &&
170 strcmp(dir_list->dirent->name, dirent->name) == 0) {
171 /* Duplicate. End end of list need to be removed. */
172 do_remove = 1;
173 }
174
175 if (do_remove && dir_list->next == dir->dir_end) {
176 /* Found the end of the list. Remove it. */
177 dir->dir_end = dir_list;
178 free(dir_list->next);
179 free(dirent);
180 dir_list->next = NULL;
181 break;
182 }
183 }
184 }
185
186 static void
187 list_fn(const char *name,
188 uint32_t type,
189 const char *comment,
190 void *state)
191 {
192 SMBCFILE *dir = (SMBCFILE *)state;
193 int dirent_type;
194
195 /*
196 * We need to process the type a little ...
197 *
198 * Disk share = 0x00000000
199 * Print share = 0x00000001
200 * Comms share = 0x00000002 (obsolete?)
201 * IPC$ share = 0x00000003
202 *
203 * administrative shares:
204 * ADMIN$, IPC$, C$, D$, E$ ... are type |= 0x80000000
205 */
206
207 if (dir->dir_type == SMBC_FILE_SHARE) {
208 switch (type) {
209 case 0 | 0x80000000:
210 case 0:
211 dirent_type = SMBC_FILE_SHARE;
212 break;
213
214 case 1:
215 dirent_type = SMBC_PRINTER_SHARE;
216 break;
217
218 case 2:
219 dirent_type = SMBC_COMMS_SHARE;
220 break;
221
222 case 3 | 0x80000000:
223 case 3:
224 dirent_type = SMBC_IPC_SHARE;
225 break;
226
227 default:
228 dirent_type = SMBC_FILE_SHARE; /* FIXME, error? */
229 break;
230 }
231 }
232 else {
233 dirent_type = dir->dir_type;
234 }
235
236 if (add_dirent(dir, name, comment, dirent_type) < 0) {
237 /* An error occurred, what do we do? */
238 /* FIXME: Add some code here */
239 /* Change cli_NetServerEnum to take a fn
240 returning NTSTATUS... JRA. */
241 }
242 }
243
244 static NTSTATUS
245 dir_list_fn(const char *mnt,
246 struct file_info *finfo,
247 const char *mask,
248 void *state)
249 {
250
251 if (add_dirent((SMBCFILE *)state, finfo->name, "",
252 (finfo->mode&FILE_ATTRIBUTE_DIRECTORY?SMBC_DIR:SMBC_FILE)) < 0) {
253 SMBCFILE *dir = (SMBCFILE *)state;
254 return map_nt_error_from_unix(dir->dir_error);
255 }
256 return NT_STATUS_OK;
257 }
258
259 static int
260 net_share_enum_rpc(struct cli_state *cli,
261 void (*fn)(const char *name,
262 uint32_t type,
263 const char *comment,
264 void *state),
265 void *state)
266 {
267 int i;
268 WERROR result;
269 uint32_t preferred_len = 0xffffffff;
270 uint32_t type;
271 struct srvsvc_NetShareInfoCtr info_ctr;
272 struct srvsvc_NetShareCtr1 ctr1;
273 fstring name = "";
274 fstring comment = "";
275 struct rpc_pipe_client *pipe_hnd = NULL;
276 NTSTATUS nt_status;
277 uint32_t resume_handle = 0;
278 uint32_t total_entries = 0;
279 struct dcerpc_binding_handle *b;
280
281 /* Open the server service pipe */
282 nt_status = cli_rpc_pipe_open_noauth(cli, &ndr_table_srvsvc,
283 &pipe_hnd);
284 if (!NT_STATUS_IS_OK(nt_status)) {
285 DEBUG(1, ("net_share_enum_rpc pipe open fail!\n"));
286 return -1;
287 }
288
289 ZERO_STRUCT(info_ctr);
290 ZERO_STRUCT(ctr1);
291
292 info_ctr.level = 1;
293 info_ctr.ctr.ctr1 = &ctr1;
294
295 b = pipe_hnd->binding_handle;
296
297 /* Issue the NetShareEnum RPC call and retrieve the response */
298 nt_status = dcerpc_srvsvc_NetShareEnumAll(b, talloc_tos(),
299 pipe_hnd->desthost,
300 &info_ctr,
301 preferred_len,
302 &total_entries,
303 &resume_handle,
304 &result);
305
306 /* Was it successful? */
307 if (!NT_STATUS_IS_OK(nt_status)) {
308 /* Nope. Go clean up. */
309 result = ntstatus_to_werror(nt_status);
310 goto done;
311 }
312
313 if (!W_ERROR_IS_OK(result)) {
314 /* Nope. Go clean up. */
315 goto done;
316 }
317
318 if (total_entries == 0) {
319 /* Nope. Go clean up. */
320 result = WERR_GEN_FAILURE;
321 goto done;
322 }
323
324 /* For each returned entry... */
325 for (i = 0; i < info_ctr.ctr.ctr1->count; i++) {
326
327 /* pull out the share name */
328 fstrcpy(name, info_ctr.ctr.ctr1->array[i].name);
329
330 /* pull out the share's comment */
331 fstrcpy(comment, info_ctr.ctr.ctr1->array[i].comment);
332
333 /* Get the type value */
334 type = info_ctr.ctr.ctr1->array[i].type;
335
336 /* Add this share to the list */
337 (*fn)(name, type, comment, state);
338 }
339
340 done:
341 /* Close the server service pipe */
342 TALLOC_FREE(pipe_hnd);
343
344 /* Tell 'em if it worked */
345 return W_ERROR_IS_OK(result) ? 0 : -1;
346 }
347
348
349 /*
350 * Verify that the options specified in a URL are valid
351 */
352 int
353 SMBC_check_options(char *server,
354 char *share,
355 char *path,
356 char *options)
357 {
358 DEBUG(4, ("SMBC_check_options(): server='%s' share='%s' "
359 "path='%s' options='%s'\n",
360 server, share, path, options));
361
362 /* No options at all is always ok */
363 if (! *options) return 0;
364
365 /* Currently, we don't support any options. */
366 return -1;
367 }
368
369
370 SMBCFILE *
371 SMBC_opendir_ctx(SMBCCTX *context,
372 const char *fname)
373 {
374 int saved_errno;
375 char *server = NULL;
376 char *share = NULL;
377 char *user = NULL;
378 char *password = NULL;
379 char *options = NULL;
380 char *workgroup = NULL;
381 char *path = NULL;
382 uint16_t mode;
383 uint16_t port = 0;
384 char *p = NULL;
385 SMBCSRV *srv = NULL;
386 SMBCFILE *dir = NULL;
387 struct sockaddr_storage rem_ss;
388 TALLOC_CTX *frame = talloc_stackframe();
389
390 if (!context || !context->internal->initialized) {
391 DEBUG(4, ("no valid context\n"));
392 TALLOC_FREE(frame);
393 errno = EINVAL + 8192;
394 return NULL;
395
396 }
397
398 if (!fname) {
399 DEBUG(4, ("no valid fname\n"));
400 TALLOC_FREE(frame);
401 errno = EINVAL + 8193;
402 return NULL;
403 }
404
405 if (SMBC_parse_path(frame,
406 context,
407 fname,
408 &workgroup,
409 &server,
410 &port,
411 &share,
412 &path,
413 &user,
414 &password,
415 &options)) {
416 DEBUG(4, ("no valid path\n"));
417 TALLOC_FREE(frame);
418 errno = EINVAL + 8194;
419 return NULL;
420 }
421
422 DEBUG(4, ("parsed path: fname='%s' server='%s' share='%s' "
423 "path='%s' options='%s'\n",
424 fname, server, share, path, options));
425
426 /* Ensure the options are valid */
427 if (SMBC_check_options(server, share, path, options)) {
428 DEBUG(4, ("unacceptable options (%s)\n", options));
429 TALLOC_FREE(frame);
430 errno = EINVAL + 8195;
431 return NULL;
432 }
433
434 if (!user || user[0] == (char)0) {
435 user = talloc_strdup(frame, smbc_getUser(context));
436 if (!user) {
437 TALLOC_FREE(frame);
438 errno = ENOMEM;
439 return NULL;
440 }
441 }
442
443 dir = SMB_MALLOC_P(SMBCFILE);
444
445 if (!dir) {
446 TALLOC_FREE(frame);
447 errno = ENOMEM;
448 return NULL;
449 }
450
451 ZERO_STRUCTP(dir);
452
453 dir->cli_fd = 0;
454 dir->fname = SMB_STRDUP(fname);
455 dir->srv = NULL;
456 dir->offset = 0;
457 dir->file = False;
458 dir->dir_list = dir->dir_next = dir->dir_end = NULL;
459
460 if (server[0] == (char)0) {
461
462 int i;
463 int count;
464 int max_lmb_count;
465 struct sockaddr_storage *ip_list;
466 struct sockaddr_storage server_addr;
467 struct user_auth_info *u_info;
468 NTSTATUS status;
469
470 if (share[0] != (char)0 || path[0] != (char)0) {
471
472 if (dir) {
473 SAFE_FREE(dir->fname);
474 SAFE_FREE(dir);
475 }
476 TALLOC_FREE(frame);
477 errno = EINVAL + 8196;
478 return NULL;
479 }
480
481 /* Determine how many local master browsers to query */
482 max_lmb_count = (smbc_getOptionBrowseMaxLmbCount(context) == 0
483 ? INT_MAX
484 : smbc_getOptionBrowseMaxLmbCount(context));
485
486 u_info = user_auth_info_init(frame);
487 if (u_info == NULL) {
488 if (dir) {
489 SAFE_FREE(dir->fname);
490 SAFE_FREE(dir);
491 }
492 TALLOC_FREE(frame);
493 errno = ENOMEM;
494 return NULL;
495 }
496 set_cmdline_auth_info_username(u_info, user);
497 set_cmdline_auth_info_password(u_info, password);
498
499 /*
500 * We have server and share and path empty but options
501 * requesting that we scan all master browsers for their list
502 * of workgroups/domains. This implies that we must first try
503 * broadcast queries to find all master browsers, and if that
504 * doesn't work, then try our other methods which return only
505 * a single master browser.
506 */
507
508 ip_list = NULL;
509 status = name_resolve_bcast(MSBROWSE, 1, talloc_tos(),
510 &ip_list, &count);
511 if (!NT_STATUS_IS_OK(status))
512 {
513
514 TALLOC_FREE(ip_list);
515
516 if (!find_master_ip(workgroup, &server_addr)) {
517
518 if (dir) {
519 SAFE_FREE(dir->fname);
520 SAFE_FREE(dir);
521 }
522 TALLOC_FREE(frame);
523 errno = ENOENT;
524 return NULL;
525 }
526
527 ip_list = (struct sockaddr_storage *)talloc_memdup(
528 talloc_tos(), &server_addr,
529 sizeof(server_addr));
530 if (ip_list == NULL) {
531 if (dir) {
532 SAFE_FREE(dir->fname);
533 SAFE_FREE(dir);
534 }
535 TALLOC_FREE(frame);
536 errno = ENOMEM;
537 return NULL;
538 }
539 count = 1;
540 }
541
542 for (i = 0; i < count && i < max_lmb_count; i++) {
543 char addr[INET6_ADDRSTRLEN];
544 char *wg_ptr = NULL;
545 struct cli_state *cli = NULL;
546
547 print_sockaddr(addr, sizeof(addr), &ip_list[i]);
548 DEBUG(99, ("Found master browser %d of %d: %s\n",
549 i+1, MAX(count, max_lmb_count),
550 addr));
551
552 cli = get_ipc_connect_master_ip(talloc_tos(),
553 &ip_list[i],
554 u_info,
555 &wg_ptr);
556 /* cli == NULL is the master browser refused to talk or
557 could not be found */
558 if (!cli) {
559 continue;
560 }
561
562 workgroup = talloc_strdup(frame, wg_ptr);
563 server = talloc_strdup(frame, smbXcli_conn_remote_name(cli->conn));
564
565 cli_shutdown(cli);
566
567 if (!workgroup || !server) {
568 if (dir) {
569 SAFE_FREE(dir->fname);
570 SAFE_FREE(dir);
571 }
572 TALLOC_FREE(frame);
573 errno = ENOMEM;
574 return NULL;
575 }
576
577 DEBUG(4, ("using workgroup %s %s\n",
578 workgroup, server));
579
580 /*
581 * For each returned master browser IP address, get a
582 * connection to IPC$ on the server if we do not
583 * already have one, and determine the
584 * workgroups/domains that it knows about.
585 */
586
587 srv = SMBC_server(frame, context, True, server, port, "IPC$",
588 &workgroup, &user, &password);
589 if (!srv) {
590 continue;
591 }
592
593 dir->srv = srv;
594 dir->dir_type = SMBC_WORKGROUP;
595
596 /* Now, list the stuff ... */
597
598 if (!cli_NetServerEnum(srv->cli,
599 workgroup,
600 SV_TYPE_DOMAIN_ENUM,
601 list_unique_wg_fn,
602 (void *)dir)) {
603 continue;
604 }
605 }
606
607 TALLOC_FREE(ip_list);
608 } else {
609 /*
610 * Server not an empty string ... Check the rest and see what
611 * gives
612 */
613 if (*share == '\0') {
614 if (*path != '\0') {
615
616 /* Should not have empty share with path */
617 if (dir) {
618 SAFE_FREE(dir->fname);
619 SAFE_FREE(dir);
620 }
621 TALLOC_FREE(frame);
622 errno = EINVAL + 8197;
623 return NULL;
624
625 }
626
627 /*
628 * We don't know if <server> is really a server name
629 * or is a workgroup/domain name. If we already have
630 * a server structure for it, we'll use it.
631 * Otherwise, check to see if <server><1D>,
632 * <server><1B>, or <server><20> translates. We check
633 * to see if <server> is an IP address first.
634 */
635
636 /*
637 * See if we have an existing server. Do not
638 * establish a connection if one does not already
639 * exist.
640 */
641 srv = SMBC_server(frame, context, False,
642 server, port, "IPC$",
643 &workgroup, &user, &password);
644
645 /*
646 * If no existing server and not an IP addr, look for
647 * LMB or DMB
648 */
649 if (!srv &&
650 !is_ipaddress(server) &&
651 (resolve_name(server, &rem_ss, 0x1d, false) || /* LMB */
652 resolve_name(server, &rem_ss, 0x1b, false) )) { /* DMB */
653 /*
654 * "server" is actually a workgroup name,
655 * not a server. Make this clear.
656 */
657 char *wgroup = server;
658 fstring buserver;
659
660 dir->dir_type = SMBC_SERVER;
661
662 /*
663 * Get the backup list ...
664 */
665 if (!name_status_find(wgroup, 0, 0,
666 &rem_ss, buserver)) {
667 char addr[INET6_ADDRSTRLEN];
668
669 print_sockaddr(addr, sizeof(addr), &rem_ss);
670 DEBUG(0,("Could not get name of "
671 "local/domain master browser "
672 "for workgroup %s from "
673 "address %s\n",
674 wgroup,
675 addr));
676 if (dir) {
677 SAFE_FREE(dir->fname);
678 SAFE_FREE(dir);
679 }
680 TALLOC_FREE(frame);
681 errno = EPERM;
682 return NULL;
683
684 }
685
686 /*
687 * Get a connection to IPC$ on the server if
688 * we do not already have one
689 */
690 srv = SMBC_server(frame, context, True,
691 buserver, port, "IPC$",
692 &workgroup,
693 &user, &password);
694 if (!srv) {
695 DEBUG(0, ("got no contact to IPC$\n"));
696 if (dir) {
697 SAFE_FREE(dir->fname);
698 SAFE_FREE(dir);
699 }
700 TALLOC_FREE(frame);
701 return NULL;
702
703 }
704
705 dir->srv = srv;
706
707 /* Now, list the servers ... */
708 if (!cli_NetServerEnum(srv->cli, wgroup,
709 0x0000FFFE, list_fn,
710 (void *)dir)) {
711
712 if (dir) {
713 SAFE_FREE(dir->fname);
714 SAFE_FREE(dir);
715 }
716 TALLOC_FREE(frame);
717 return NULL;
718 }
719 } else if (srv ||
720 (resolve_name(server, &rem_ss, 0x20, false))) {
721
722 /*
723 * If we hadn't found the server, get one now
724 */
725 if (!srv) {
726 srv = SMBC_server(frame, context, True,
727 server, port, "IPC$",
728 &workgroup,
729 &user, &password);
730 }
731
732 if (!srv) {
733 if (dir) {
734 SAFE_FREE(dir->fname);
735 SAFE_FREE(dir);
736 }
737 TALLOC_FREE(frame);
738 return NULL;
739
740 }
741
742 dir->dir_type = SMBC_FILE_SHARE;
743 dir->srv = srv;
744
745 /* List the shares ... */
746
747 if (net_share_enum_rpc(
748 srv->cli,
749 list_fn,
750 (void *) dir) < 0 &&
751 cli_RNetShareEnum(
752 srv->cli,
753 list_fn,
754 (void *)dir) < 0) {
755
756 errno = cli_errno(srv->cli);
757 if (dir) {
758 SAFE_FREE(dir->fname);
759 SAFE_FREE(dir);
760 }
761 TALLOC_FREE(frame);
762 return NULL;
763
764 }
765 } else {
766 /* Neither the workgroup nor server exists */
767 errno = ECONNREFUSED;
768 if (dir) {
769 SAFE_FREE(dir->fname);
770 SAFE_FREE(dir);
771 }
772 TALLOC_FREE(frame);
773 return NULL;
774 }
775
776 }
777 else {
778 /*
779 * The server and share are specified ... work from
780 * there ...
781 */
782 char *targetpath;
783 struct cli_state *targetcli;
784 NTSTATUS status;
785
786 /* We connect to the server and list the directory */
787 dir->dir_type = SMBC_FILE_SHARE;
788
789 srv = SMBC_server(frame, context, True, server, port, share,
790 &workgroup, &user, &password);
791
792 if (!srv) {
793 if (dir) {
794 SAFE_FREE(dir->fname);
795 SAFE_FREE(dir);
796 }
797 TALLOC_FREE(frame);
798 return NULL;
799 }
800
801 dir->srv = srv;
802
803 /* Now, list the files ... */
804
805 p = path + strlen(path);
806 path = talloc_asprintf_append(path, "\\*");
807 if (!path) {
808 if (dir) {
809 SAFE_FREE(dir->fname);
810 SAFE_FREE(dir);
811 }
812 TALLOC_FREE(frame);
813 return NULL;
814 }
815
816 status = cli_resolve_path(
817 frame, "", context->internal->auth_info,
818 srv->cli, path, &targetcli, &targetpath);
819 if (!NT_STATUS_IS_OK(status)) {
820 d_printf("Could not resolve %s\n", path);
821 if (dir) {
822 SAFE_FREE(dir->fname);
823 SAFE_FREE(dir);
824 }
825 TALLOC_FREE(frame);
826 return NULL;
827 }
828
829 status = cli_list(targetcli, targetpath,
830 FILE_ATTRIBUTE_DIRECTORY | FILE_ATTRIBUTE_SYSTEM | FILE_ATTRIBUTE_HIDDEN,
831 dir_list_fn, (void *)dir);
832 if (!NT_STATUS_IS_OK(status)) {
833 if (dir) {
834 SAFE_FREE(dir->fname);
835 SAFE_FREE(dir);
836 }
837 saved_errno = SMBC_errno(context, targetcli);
838
839 if (saved_errno == EINVAL) {
840 /*
841 * See if they asked to opendir
842 * something other than a directory.
843 * If so, the converted error value we
844 * got would have been EINVAL rather
845 * than ENOTDIR.
846 */
847 *p = '\0'; /* restore original path */
848
849 if (SMBC_getatr(context, srv, path,
850 &mode, NULL,
851 NULL, NULL, NULL, NULL,
852 NULL) &&
853 ! IS_DOS_DIR(mode)) {
854
855 /* It is. Correct the error value */
856 saved_errno = ENOTDIR;
857 }
858 }
859
860 /*
861 * If there was an error and the server is no
862 * good any more...
863 */
864 if (cli_is_error(targetcli) &&
865 smbc_getFunctionCheckServer(context)(context, srv)) {
866
867 /* ... then remove it. */
868 if (smbc_getFunctionRemoveUnusedServer(context)(context,
869 srv)) {
870 /*
871 * We could not remove the
872 * server completely, remove
873 * it from the cache so we
874 * will not get it again. It
875 * will be removed when the
876 * last file/dir is closed.
877 */
878 smbc_getFunctionRemoveCachedServer(context)(context, srv);
879 }
880 }
881
882 TALLOC_FREE(frame);
883 errno = saved_errno;
884 return NULL;
885 }
886 }
887
888 }
889
890 DLIST_ADD(context->internal->files, dir);
891 TALLOC_FREE(frame);
892 return dir;
893
894 }
895
896 /*
897 * Routine to close a directory
898 */
899
900 int
901 SMBC_closedir_ctx(SMBCCTX *context,
902 SMBCFILE *dir)
903 {
904 TALLOC_CTX *frame = talloc_stackframe();
905
906 if (!context || !context->internal->initialized) {
907 errno = EINVAL;
908 TALLOC_FREE(frame);
909 return -1;
910 }
911
912 if (!dir || !SMBC_dlist_contains(context->internal->files, dir)) {
913 errno = EBADF;
914 TALLOC_FREE(frame);
915 return -1;
916 }
917
918 remove_dir(dir); /* Clean it up */
919
920 DLIST_REMOVE(context->internal->files, dir);
921
922 if (dir) {
923
924 SAFE_FREE(dir->fname);
925 SAFE_FREE(dir); /* Free the space too */
926 }
927
928 TALLOC_FREE(frame);
929 return 0;
930
931 }
932
933 static void
934 smbc_readdir_internal(SMBCCTX * context,
935 struct smbc_dirent *dest,
936 struct smbc_dirent *src,
937 int max_namebuf_len)
938 {
939 if (smbc_getOptionUrlEncodeReaddirEntries(context)) {
940
941 /* url-encode the name. get back remaining buffer space */
942 max_namebuf_len =
943 smbc_urlencode(dest->name, src->name, max_namebuf_len);
944
945 /* We now know the name length */
946 dest->namelen = strlen(dest->name);
947
948 /* Save the pointer to the beginning of the comment */
949 dest->comment = dest->name + dest->namelen + 1;
950
951 /* Copy the comment */
952 strncpy(dest->comment, src->comment, max_namebuf_len - 1);
953 dest->comment[max_namebuf_len - 1] = '\0';
954
955 /* Save other fields */
956 dest->smbc_type = src->smbc_type;
957 dest->commentlen = strlen(dest->comment);
958 dest->dirlen = ((dest->comment + dest->commentlen + 1) -
959 (char *) dest);
960 } else {
961
962 /* No encoding. Just copy the entry as is. */
963 memcpy(dest, src, src->dirlen);
964 dest->comment = (char *)(&dest->name + src->namelen + 1);
965 }
966
967 }
968
969 /*
970 * Routine to get a directory entry
971 */
972
973 struct smbc_dirent *
974 SMBC_readdir_ctx(SMBCCTX *context,
975 SMBCFILE *dir)
976 {
977 int maxlen;
978 struct smbc_dirent *dirp, *dirent;
979 TALLOC_CTX *frame = talloc_stackframe();
980
981 /* Check that all is ok first ... */
982
983 if (!context || !context->internal->initialized) {
984
985 errno = EINVAL;
986 DEBUG(0, ("Invalid context in SMBC_readdir_ctx()\n"));
987 TALLOC_FREE(frame);
988 return NULL;
989
990 }
991
992 if (!dir || !SMBC_dlist_contains(context->internal->files, dir)) {
993
994 errno = EBADF;
995 DEBUG(0, ("Invalid dir in SMBC_readdir_ctx()\n"));
996 TALLOC_FREE(frame);
997 return NULL;
998
999 }
1000
1001 if (dir->file != False) { /* FIXME, should be dir, perhaps */
1002
1003 errno = ENOTDIR;
1004 DEBUG(0, ("Found file vs directory in SMBC_readdir_ctx()\n"));
1005 TALLOC_FREE(frame);
1006 return NULL;
1007
1008 }
1009
1010 if (!dir->dir_next) {
1011 TALLOC_FREE(frame);
1012 return NULL;
1013 }
1014
1015 dirent = dir->dir_next->dirent;
1016 if (!dirent) {
1017
1018 errno = ENOENT;
1019 TALLOC_FREE(frame);
1020 return NULL;
1021
1022 }
1023
1024 dirp = &context->internal->dirent;
1025 maxlen = sizeof(context->internal->_dirent_name);
1026
1027 smbc_readdir_internal(context, dirp, dirent, maxlen);
1028
1029 dir->dir_next = dir->dir_next->next;
1030
1031 TALLOC_FREE(frame);
1032 return dirp;
1033 }
1034
1035 /*
1036 * Routine to get directory entries
1037 */
1038
1039 int
1040 SMBC_getdents_ctx(SMBCCTX *context,
1041 SMBCFILE *dir,
1042 struct smbc_dirent *dirp,
1043 int count)
1044 {
1045 int rem = count;
1046 int reqd;
1047 int maxlen;
1048 char *ndir = (char *)dirp;
1049 struct smbc_dir_list *dirlist;
1050 TALLOC_CTX *frame = talloc_stackframe();
1051
1052 /* Check that all is ok first ... */
1053
1054 if (!context || !context->internal->initialized) {
1055
1056 errno = EINVAL;
1057 TALLOC_FREE(frame);
1058 return -1;
1059
1060 }
1061
1062 if (!dir || !SMBC_dlist_contains(context->internal->files, dir)) {
1063
1064 errno = EBADF;
1065 TALLOC_FREE(frame);
1066 return -1;
1067
1068 }
1069
1070 if (dir->file != False) { /* FIXME, should be dir, perhaps */
1071
1072 errno = ENOTDIR;
1073 TALLOC_FREE(frame);
1074 return -1;
1075
1076 }
1077
1078 /*
1079 * Now, retrieve the number of entries that will fit in what was passed
1080 * We have to figure out if the info is in the list, or we need to
1081 * send a request to the server to get the info.
1082 */
1083
1084 while ((dirlist = dir->dir_next)) {
1085 struct smbc_dirent *dirent;
1086 struct smbc_dirent *currentEntry = (struct smbc_dirent *)ndir;
1087
1088 if (!dirlist->dirent) {
1089
1090 errno = ENOENT; /* Bad error */
1091 TALLOC_FREE(frame);
1092 return -1;
1093
1094 }
1095
1096 /* Do urlencoding of next entry, if so selected */
1097 dirent = &context->internal->dirent;
1098 maxlen = sizeof(context->internal->_dirent_name);
1099 smbc_readdir_internal(context, dirent,
1100 dirlist->dirent, maxlen);
1101
1102 reqd = dirent->dirlen;
1103
1104 if (rem < reqd) {
1105
1106 if (rem < count) { /* We managed to copy something */
1107
1108 errno = 0;
1109 TALLOC_FREE(frame);
1110 return count - rem;
1111
1112 }
1113 else { /* Nothing copied ... */
1114
1115 errno = EINVAL; /* Not enough space ... */
1116 TALLOC_FREE(frame);
1117 return -1;
1118
1119 }
1120
1121 }
1122
1123 memcpy(currentEntry, dirent, reqd); /* Copy the data in ... */
1124
1125 currentEntry->comment = &currentEntry->name[0] +
1126 dirent->namelen + 1;
1127
1128 ndir += reqd;
1129 rem -= reqd;
1130
1131 /* Try and align the struct for the next entry
1132 on a valid pointer boundary by appending zeros */
1133 while((rem > 0) && ((uintptr_t)ndir & (sizeof(void*) - 1))) {
1134 *ndir = '\0';
1135 rem--;
1136 ndir++;
1137 currentEntry->dirlen++;
1138 }
1139
1140 dir->dir_next = dirlist = dirlist -> next;
1141 }
1142
1143 TALLOC_FREE(frame);
1144
1145 if (rem == count)
1146 return 0;
1147 else
1148 return count - rem;
1149
1150 }
1151
1152 /*
1153 * Routine to create a directory ...
1154 */
1155
1156 int
1157 SMBC_mkdir_ctx(SMBCCTX *context,
1158 const char *fname,
1159 mode_t mode)
1160 {
1161 SMBCSRV *srv = NULL;
1162 char *server = NULL;
1163 char *share = NULL;
1164 char *user = NULL;
1165 char *password = NULL;
1166 char *workgroup = NULL;
1167 char *path = NULL;
1168 char *targetpath = NULL;
1169 uint16_t port = 0;
1170 struct cli_state *targetcli = NULL;
1171 TALLOC_CTX *frame = talloc_stackframe();
1172 NTSTATUS status;
1173
1174 if (!context || !context->internal->initialized) {
1175 errno = EINVAL;
1176 TALLOC_FREE(frame);
1177 return -1;
1178 }
1179
1180 if (!fname) {
1181 errno = EINVAL;
1182 TALLOC_FREE(frame);
1183 return -1;
1184 }
1185
1186 DEBUG(4, ("smbc_mkdir(%s)\n", fname));
1187
1188 if (SMBC_parse_path(frame,
1189 context,
1190 fname,
1191 &workgroup,
1192 &server,
1193 &port,
1194 &share,
1195 &path,
1196 &user,
1197 &password,
1198 NULL)) {
1199 errno = EINVAL;
1200 TALLOC_FREE(frame);
1201 return -1;
1202 }
1203
1204 if (!user || user[0] == (char)0) {
1205 user = talloc_strdup(frame, smbc_getUser(context));
1206 if (!user) {
1207 errno = ENOMEM;
1208 TALLOC_FREE(frame);
1209 return -1;
1210 }
1211 }
1212
1213 srv = SMBC_server(frame, context, True,
1214 server, port, share, &workgroup, &user, &password);
1215
1216 if (!srv) {
1217
1218 TALLOC_FREE(frame);
1219 return -1; /* errno set by SMBC_server */
1220
1221 }
1222
1223 /*d_printf(">>>mkdir: resolving %s\n", path);*/
1224 status = cli_resolve_path(frame, "", context->internal->auth_info,
1225 srv->cli, path, &targetcli, &targetpath);
1226 if (!NT_STATUS_IS_OK(status)) {
1227 d_printf("Could not resolve %s\n", path);
1228 errno = ENOENT;
1229 TALLOC_FREE(frame);
1230 return -1;
1231 }
1232 /*d_printf(">>>mkdir: resolved path as %s\n", targetpath);*/
1233
1234 if (!NT_STATUS_IS_OK(cli_mkdir(targetcli, targetpath))) {
1235 errno = SMBC_errno(context, targetcli);
1236 TALLOC_FREE(frame);
1237 return -1;
1238
1239 }
1240
1241 TALLOC_FREE(frame);
1242 return 0;
1243
1244 }
1245
1246 /*
1247 * Our list function simply checks to see if a directory is not empty
1248 */
1249
1250 static NTSTATUS
1251 rmdir_list_fn(const char *mnt,
1252 struct file_info *finfo,
1253 const char *mask,
1254 void *state)
1255 {
1256 if (strncmp(finfo->name, ".", 1) != 0 &&
1257 strncmp(finfo->name, "..", 2) != 0) {
1258 bool *smbc_rmdir_dirempty = (bool *)state;
1259 *smbc_rmdir_dirempty = false;
1260 }
1261 return NT_STATUS_OK;
1262 }
1263
1264 /*
1265 * Routine to remove a directory
1266 */
1267
1268 int
1269 SMBC_rmdir_ctx(SMBCCTX *context,
1270 const char *fname)
1271 {
1272 SMBCSRV *srv = NULL;
1273 char *server = NULL;
1274 char *share = NULL;
1275 char *user = NULL;
1276 char *password = NULL;
1277 char *workgroup = NULL;
1278 char *path = NULL;
1279 char *targetpath = NULL;
1280 uint16_t port = 0;
1281 struct cli_state *targetcli = NULL;
1282 TALLOC_CTX *frame = talloc_stackframe();
1283 NTSTATUS status;
1284
1285 if (!context || !context->internal->initialized) {
1286 errno = EINVAL;
1287 TALLOC_FREE(frame);
1288 return -1;
1289 }
1290
1291 if (!fname) {
1292 errno = EINVAL;
1293 TALLOC_FREE(frame);
1294 return -1;
1295 }
1296
1297 DEBUG(4, ("smbc_rmdir(%s)\n", fname));
1298
1299 if (SMBC_parse_path(frame,
1300 context,
1301 fname,
1302 &workgroup,
1303 &server,
1304 &port,
1305 &share,
1306 &path,
1307 &user,
1308 &password,
1309 NULL)) {
1310 errno = EINVAL;
1311 TALLOC_FREE(frame);
1312 return -1;
1313 }
1314
1315 if (!user || user[0] == (char)0) {
1316 user = talloc_strdup(frame, smbc_getUser(context));
1317 if (!user) {
1318 errno = ENOMEM;
1319 TALLOC_FREE(frame);
1320 return -1;
1321 }
1322 }
1323
1324 srv = SMBC_server(frame, context, True,
1325 server, port, share, &workgroup, &user, &password);
1326
1327 if (!srv) {
1328
1329 TALLOC_FREE(frame);
1330 return -1; /* errno set by SMBC_server */
1331
1332 }
1333
1334 /*d_printf(">>>rmdir: resolving %s\n", path);*/
1335 status = cli_resolve_path(frame, "", context->internal->auth_info,
1336 srv->cli, path, &targetcli, &targetpath);
1337 if (!NT_STATUS_IS_OK(status)) {
1338 d_printf("Could not resolve %s\n", path);
1339 errno = ENOENT;
1340 TALLOC_FREE(frame);
1341 return -1;
1342 }
1343 /*d_printf(">>>rmdir: resolved path as %s\n", targetpath);*/
1344
1345 if (!NT_STATUS_IS_OK(cli_rmdir(targetcli, targetpath))) {
1346
1347 errno = SMBC_errno(context, targetcli);
1348
1349 if (errno == EACCES) { /* Check if the dir empty or not */
1350
1351 /* Local storage to avoid buffer overflows */
1352 char *lpath;
1353 bool smbc_rmdir_dirempty = true;
1354
1355 lpath = talloc_asprintf(frame, "%s\\*",
1356 targetpath);
1357 if (!lpath) {
1358 errno = ENOMEM;
1359 TALLOC_FREE(frame);
1360 return -1;
1361 }
1362
1363 status = cli_list(targetcli, lpath,
1364 FILE_ATTRIBUTE_DIRECTORY | FILE_ATTRIBUTE_SYSTEM | FILE_ATTRIBUTE_HIDDEN,
1365 rmdir_list_fn,
1366 &smbc_rmdir_dirempty);
1367
1368 if (!NT_STATUS_IS_OK(status)) {
1369 /* Fix errno to ignore latest error ... */
1370 DEBUG(5, ("smbc_rmdir: "
1371 "cli_list returned an error: %d\n",
1372 SMBC_errno(context, targetcli)));
1373 errno = EACCES;
1374
1375 }
1376
1377 if (smbc_rmdir_dirempty)
1378 errno = EACCES;
1379 else
1380 errno = ENOTEMPTY;
1381
1382 }
1383
1384 TALLOC_FREE(frame);
1385 return -1;
1386
1387 }
1388
1389 TALLOC_FREE(frame);
1390 return 0;
1391
1392 }
1393
1394 /*
1395 * Routine to return the current directory position
1396 */
1397
1398 off_t
1399 SMBC_telldir_ctx(SMBCCTX *context,
1400 SMBCFILE *dir)
1401 {
1402 TALLOC_CTX *frame = talloc_stackframe();
1403
1404 if (!context || !context->internal->initialized) {
1405
1406 errno = EINVAL;
1407 TALLOC_FREE(frame);
1408 return -1;
1409
1410 }
1411
1412 if (!dir || !SMBC_dlist_contains(context->internal->files, dir)) {
1413
1414 errno = EBADF;
1415 TALLOC_FREE(frame);
1416 return -1;
1417
1418 }
1419
1420 if (dir->file != False) { /* FIXME, should be dir, perhaps */
1421
1422 errno = ENOTDIR;
1423 TALLOC_FREE(frame);
1424 return -1;
1425
1426 }
1427
1428 /* See if we're already at the end. */
1429 if (dir->dir_next == NULL) {
1430 /* We are. */
1431 TALLOC_FREE(frame);
1432 return -1;
1433 }
1434
1435 /*
1436 * We return the pointer here as the offset
1437 */
1438 TALLOC_FREE(frame);
1439 return (off_t)(long)dir->dir_next->dirent;
1440 }
1441
1442 /*
1443 * A routine to run down the list and see if the entry is OK
1444 */
1445
1446 static struct smbc_dir_list *
1447 check_dir_ent(struct smbc_dir_list *list,
1448 struct smbc_dirent *dirent)
1449 {
1450
1451 /* Run down the list looking for what we want */
1452
1453 if (dirent) {
1454
1455 struct smbc_dir_list *tmp = list;
1456
1457 while (tmp) {
1458
1459 if (tmp->dirent == dirent)
1460 return tmp;
1461
1462 tmp = tmp->next;
1463
1464 }
1465
1466 }
1467
1468 return NULL; /* Not found, or an error */
1469
1470 }
1471
1472
1473 /*
1474 * Routine to seek on a directory
1475 */
1476
1477 int
1478 SMBC_lseekdir_ctx(SMBCCTX *context,
1479 SMBCFILE *dir,
1480 off_t offset)
1481 {
1482 long int l_offset = offset; /* Handle problems of size */
1483 struct smbc_dirent *dirent = (struct smbc_dirent *)l_offset;
1484 struct smbc_dir_list *list_ent = (struct smbc_dir_list *)NULL;
1485 TALLOC_CTX *frame = talloc_stackframe();
1486
1487 if (!context || !context->internal->initialized) {
1488
1489 errno = EINVAL;
1490 TALLOC_FREE(frame);
1491 return -1;
1492
1493 }
1494
1495 if (dir->file != False) { /* FIXME, should be dir, perhaps */
1496
1497 errno = ENOTDIR;
1498 TALLOC_FREE(frame);
1499 return -1;
1500
1501 }
1502
1503 /* Now, check what we were passed and see if it is OK ... */
1504
1505 if (dirent == NULL) { /* Seek to the begining of the list */
1506
1507 dir->dir_next = dir->dir_list;
1508 TALLOC_FREE(frame);
1509 return 0;
1510
1511 }
1512
1513 if (offset == -1) { /* Seek to the end of the list */
1514 dir->dir_next = NULL;
1515 TALLOC_FREE(frame);
1516 return 0;
1517 }
1518
1519 /* Now, run down the list and make sure that the entry is OK */
1520 /* This may need to be changed if we change the format of the list */
1521
1522 if ((list_ent = check_dir_ent(dir->dir_list, dirent)) == NULL) {
1523 errno = EINVAL; /* Bad entry */
1524 TALLOC_FREE(frame);
1525 return -1;
1526 }
1527
1528 dir->dir_next = list_ent;
1529
1530 TALLOC_FREE(frame);
1531 return 0;
1532 }
1533
1534 /*
1535 * Routine to fstat a dir
1536 */
1537
1538 int
1539 SMBC_fstatdir_ctx(SMBCCTX *context,
1540 SMBCFILE *dir,
1541 struct stat *st)
1542 {
1543
1544 if (!context || !context->internal->initialized) {
1545
1546 errno = EINVAL;
1547 return -1;
1548 }
1549
1550 /* No code yet ... */
1551 return 0;
1552 }
1553
1554 int
1555 SMBC_chmod_ctx(SMBCCTX *context,
1556 const char *fname,
1557 mode_t newmode)
1558 {
1559 SMBCSRV *srv = NULL;
1560 char *server = NULL;
1561 char *share = NULL;
1562 char *user = NULL;
1563 char *password = NULL;
1564 char *workgroup = NULL;
1565 char *targetpath = NULL;
1566 struct cli_state *targetcli = NULL;
1567 char *path = NULL;
1568 uint16_t mode;
1569 uint16_t port = 0;
1570 TALLOC_CTX *frame = talloc_stackframe();
1571 NTSTATUS status;
1572
1573 if (!context || !context->internal->initialized) {
1574
1575 errno = EINVAL; /* Best I can think of ... */
1576 TALLOC_FREE(frame);
1577 return -1;
1578 }
1579
1580 if (!fname) {
1581 errno = EINVAL;
1582 TALLOC_FREE(frame);
1583 return -1;
1584 }
1585
1586 DEBUG(4, ("smbc_chmod(%s, 0%3o)\n", fname, (unsigned int)newmode));
1587
1588 if (SMBC_parse_path(frame,
1589 context,
1590 fname,
1591 &workgroup,
1592 &server,
1593 &port,
1594 &share,
1595 &path,
1596 &user,
1597 &password,
1598 NULL)) {
1599 errno = EINVAL;
1600 TALLOC_FREE(frame);
1601 return -1;
1602 }
1603
1604 if (!user || user[0] == (char)0) {
1605 user = talloc_strdup(frame, smbc_getUser(context));
1606 if (!user) {
1607 errno = ENOMEM;
1608 TALLOC_FREE(frame);
1609 return -1;
1610 }
1611 }
1612
1613 srv = SMBC_server(frame, context, True,
1614 server, port, share, &workgroup, &user, &password);
1615
1616 if (!srv) {
1617 TALLOC_FREE(frame);
1618 return -1; /* errno set by SMBC_server */
1619 }
1620
1621 /*d_printf(">>>unlink: resolving %s\n", path);*/
1622 status = cli_resolve_path(frame, "", context->internal->auth_info,
1623 srv->cli, path, &targetcli, &targetpath);
1624 if (!NT_STATUS_IS_OK(status)) {
1625 d_printf("Could not resolve %s\n", path);
1626 errno = ENOENT;
1627 TALLOC_FREE(frame);
1628 return -1;
1629 }
1630
1631 mode = 0;
1632
1633 if (!(newmode & (S_IWUSR | S_IWGRP | S_IWOTH))) mode |= FILE_ATTRIBUTE_READONLY;
1634 if ((newmode & S_IXUSR) && lp_map_archive(-1)) mode |= FILE_ATTRIBUTE_ARCHIVE;
1635 if ((newmode & S_IXGRP) && lp_map_system(-1)) mode |= FILE_ATTRIBUTE_SYSTEM;
1636 if ((newmode & S_IXOTH) && lp_map_hidden(-1)) mode |= FILE_ATTRIBUTE_HIDDEN;
1637
1638 if (!NT_STATUS_IS_OK(cli_setatr(targetcli, targetpath, mode, 0))) {
1639 errno = SMBC_errno(context, targetcli);
1640 TALLOC_FREE(frame);
1641 return -1;
1642 }
1643
1644 TALLOC_FREE(frame);
1645 return 0;
1646 }
1647
1648 int
1649 SMBC_utimes_ctx(SMBCCTX *context,
1650 const char *fname,
1651 struct timeval *tbuf)
1652 {
1653 SMBCSRV *srv = NULL;
1654 char *server = NULL;
1655 char *share = NULL;
1656 char *user = NULL;
1657 char *password = NULL;
1658 char *workgroup = NULL;
1659 char *path = NULL;
1660 time_t access_time;
1661 time_t write_time;
1662 uint16_t port = 0;
1663 TALLOC_CTX *frame = talloc_stackframe();
1664
1665 if (!context || !context->internal->initialized) {
1666
1667 errno = EINVAL; /* Best I can think of ... */
1668 TALLOC_FREE(frame);
1669 return -1;
1670 }
1671
1672 if (!fname) {
1673 errno = EINVAL;
1674 TALLOC_FREE(frame);
1675 return -1;
1676 }
1677
1678 if (tbuf == NULL) {
1679 access_time = write_time = time(NULL);
1680 } else {
1681 access_time = tbuf[0].tv_sec;
1682 write_time = tbuf[1].tv_sec;
1683 }
1684
1685 if (DEBUGLVL(4)) {
1686 char *p;
1687 char atimebuf[32];
1688 char mtimebuf[32];
1689
1690 strncpy(atimebuf, ctime(&access_time), sizeof(atimebuf) - 1);
1691 atimebuf[sizeof(atimebuf) - 1] = '\0';
1692 if ((p = strchr(atimebuf, '\n')) != NULL) {
1693 *p = '\0';
1694 }
1695
1696 strncpy(mtimebuf, ctime(&write_time), sizeof(mtimebuf) - 1);
1697 mtimebuf[sizeof(mtimebuf) - 1] = '\0';
1698 if ((p = strchr(mtimebuf, '\n')) != NULL) {
1699 *p = '\0';
1700 }
1701
1702 dbgtext("smbc_utimes(%s, atime = %s mtime = %s)\n",
1703 fname, atimebuf, mtimebuf);
1704 }
1705
1706 if (SMBC_parse_path(frame,
1707 context,
1708 fname,
1709 &workgroup,
1710 &server,
1711 &port,
1712 &share,
1713 &path,
1714 &user,
1715 &password,
1716 NULL)) {
1717 errno = EINVAL;
1718 TALLOC_FREE(frame);
1719 return -1;
1720 }
1721
1722 if (!user || user[0] == (char)0) {
1723 user = talloc_strdup(frame, smbc_getUser(context));
1724 if (!user) {
1725 errno = ENOMEM;
1726 TALLOC_FREE(frame);
1727 return -1;
1728 }
1729 }
1730
1731 srv = SMBC_server(frame, context, True,
1732 server, port, share, &workgroup, &user, &password);
1733
1734 if (!srv) {
1735 TALLOC_FREE(frame);
1736 return -1; /* errno set by SMBC_server */
1737 }
1738
1739 if (!SMBC_setatr(context, srv, path,
1740 0, access_time, write_time, 0, 0)) {
1741 TALLOC_FREE(frame);
1742 return -1; /* errno set by SMBC_setatr */
1743 }
1744
1745 TALLOC_FREE(frame);
1746 return 0;
1747 }
1748
1749 /*
1750 * Routine to unlink() a file
1751 */
1752
1753 int
1754 SMBC_unlink_ctx(SMBCCTX *context,
1755 const char *fname)
1756 {
1757 char *server = NULL;
1758 char *share = NULL;
1759 char *user = NULL;
1760 char *password = NULL;
1761 char *workgroup = NULL;
1762 char *path = NULL;
1763 char *targetpath = NULL;
1764 uint16_t port = 0;
1765 struct cli_state *targetcli = NULL;
1766 SMBCSRV *srv = NULL;
1767 TALLOC_CTX *frame = talloc_stackframe();
1768 NTSTATUS status;
1769
1770 if (!context || !context->internal->initialized) {
1771
1772 errno = EINVAL; /* Best I can think of ... */
1773 TALLOC_FREE(frame);
1774 return -1;
1775
1776 }
1777
1778 if (!fname) {
1779 errno = EINVAL;
1780 TALLOC_FREE(frame);
1781 return -1;
1782
1783 }
1784
1785 if (SMBC_parse_path(frame,
1786 context,
1787 fname,
1788 &workgroup,
1789 &server,
1790 &port,
1791 &share,
1792 &path,
1793 &user,
1794 &password,
1795 NULL)) {
1796 errno = EINVAL;
1797 TALLOC_FREE(frame);
1798 return -1;
1799 }
1800
1801 if (!user || user[0] == (char)0) {
1802 user = talloc_strdup(frame, smbc_getUser(context));
1803 if (!user) {
1804 errno = ENOMEM;
1805 TALLOC_FREE(frame);
1806 return -1;
1807 }
1808 }
1809
1810 srv = SMBC_server(frame, context, True,
1811 server, port, share, &workgroup, &user, &password);
1812
1813 if (!srv) {
1814 TALLOC_FREE(frame);
1815 return -1; /* SMBC_server sets errno */
1816
1817 }
1818
1819 /*d_printf(">>>unlink: resolving %s\n", path);*/
1820 status = cli_resolve_path(frame, "", context->internal->auth_info,
1821 srv->cli, path, &targetcli, &targetpath);
1822 if (!NT_STATUS_IS_OK(status)) {
1823 d_printf("Could not resolve %s\n", path);
1824 errno = ENOENT;
1825 TALLOC_FREE(frame);
1826 return -1;
1827 }
1828 /*d_printf(">>>unlink: resolved path as %s\n", targetpath);*/
1829
1830 if (!NT_STATUS_IS_OK(cli_unlink(targetcli, targetpath, FILE_ATTRIBUTE_SYSTEM | FILE_ATTRIBUTE_HIDDEN))) {
1831
1832 errno = SMBC_errno(context, targetcli);
1833
1834 if (errno == EACCES) { /* Check if the file is a directory */
1835
1836 int saverr = errno;
1837 off_t size = 0;
1838 uint16_t mode = 0;
1839 struct timespec write_time_ts;
1840 struct timespec access_time_ts;
1841 struct timespec change_time_ts;
1842 SMB_INO_T ino = 0;
1843
1844 if (!SMBC_getatr(context, srv, path, &mode, &size,
1845 NULL,
1846 &access_time_ts,
1847 &write_time_ts,
1848 &change_time_ts,
1849 &ino)) {
1850
1851 /* Hmmm, bad error ... What? */
1852
1853 errno = SMBC_errno(context, targetcli);
1854 TALLOC_FREE(frame);
1855 return -1;
1856
1857 }
1858 else {
1859
1860 if (IS_DOS_DIR(mode))
1861 errno = EISDIR;
1862 else
1863 errno = saverr; /* Restore this */
1864
1865 }
1866 }
1867
1868 TALLOC_FREE(frame);
1869 return -1;
1870
1871 }
1872
1873 TALLOC_FREE(frame);
1874 return 0; /* Success ... */
1875
1876 }
1877
1878 /*
1879 * Routine to rename() a file
1880 */
1881
1882 int
1883 SMBC_rename_ctx(SMBCCTX *ocontext,
1884 const char *oname,
1885 SMBCCTX *ncontext,
1886 const char *nname)
1887 {
1888 char *server1 = NULL;
1889 char *share1 = NULL;
1890 char *server2 = NULL;
1891 char *share2 = NULL;
1892 char *user1 = NULL;
1893 char *user2 = NULL;
1894 char *password1 = NULL;
1895 char *password2 = NULL;
1896 char *workgroup = NULL;
1897 char *path1 = NULL;
1898 char *path2 = NULL;
1899 char *targetpath1 = NULL;
1900 char *targetpath2 = NULL;
1901 struct cli_state *targetcli1 = NULL;
1902 struct cli_state *targetcli2 = NULL;
1903 SMBCSRV *srv = NULL;
1904 uint16_t port1 = 0;
1905 uint16_t port2 = 0;
1906 TALLOC_CTX *frame = talloc_stackframe();
1907 NTSTATUS status;
1908
1909 if (!ocontext || !ncontext ||
1910 !ocontext->internal->initialized ||
1911 !ncontext->internal->initialized) {
1912
1913 errno = EINVAL; /* Best I can think of ... */
1914 TALLOC_FREE(frame);
1915 return -1;
1916 }
1917
1918 if (!oname || !nname) {
1919 errno = EINVAL;
1920 TALLOC_FREE(frame);
1921 return -1;
1922 }
1923
1924 DEBUG(4, ("smbc_rename(%s,%s)\n", oname, nname));
1925
1926 if (SMBC_parse_path(frame,
1927 ocontext,
1928 oname,
1929 &workgroup,
1930 &server1,
1931 &port1,
1932 &share1,
1933 &path1,
1934 &user1,
1935 &password1,
1936 NULL)) {
1937 errno = EINVAL;
1938 TALLOC_FREE(frame);
1939 return -1;
1940 }
1941
1942 if (!user1 || user1[0] == (char)0) {
1943 user1 = talloc_strdup(frame, smbc_getUser(ocontext));
1944 if (!user1) {
1945 errno = ENOMEM;
1946 TALLOC_FREE(frame);
1947 return -1;
1948 }
1949 }
1950
1951 if (SMBC_parse_path(frame,
1952 ncontext,
1953 nname,
1954 NULL,
1955 &server2,
1956 &port2,
1957 &share2,
1958 &path2,
1959 &user2,
1960 &password2,
1961 NULL)) {
1962 errno = EINVAL;
1963 TALLOC_FREE(frame);
1964 return -1;
1965 }
1966
1967 if (!user2 || user2[0] == (char)0) {
1968 user2 = talloc_strdup(frame, smbc_getUser(ncontext));
1969 if (!user2) {
1970 errno = ENOMEM;
1971 TALLOC_FREE(frame);
1972 return -1;
1973 }
1974 }
1975
1976 if (strcmp(server1, server2) || strcmp(share1, share2) ||
1977 strcmp(user1, user2)) {
1978 /* Can't rename across file systems, or users?? */
1979 errno = EXDEV;
1980 TALLOC_FREE(frame);
1981 return -1;
1982 }
1983
1984 srv = SMBC_server(frame, ocontext, True,
1985 server1, port1, share1, &workgroup, &user1, &password1);
1986 if (!srv) {
1987 TALLOC_FREE(frame);
1988 return -1;
1989
1990 }
1991
1992 /* set the credentials to make DFS work */
1993 smbc_set_credentials_with_fallback(ocontext,
1994 workgroup,
1995 user1,
1996 password1);
1997
1998 /*d_printf(">>>rename: resolving %s\n", path1);*/
1999 status = cli_resolve_path(frame, "", ocontext->internal->auth_info,
2000 srv->cli, path1, &targetcli1, &targetpath1);
2001 if (!NT_STATUS_IS_OK(status)) {
2002 d_printf("Could not resolve %s\n", path1);
2003 errno = ENOENT;
2004 TALLOC_FREE(frame);
2005 return -1;
2006 }
2007
2008 /* set the credentials to make DFS work */
2009 smbc_set_credentials_with_fallback(ncontext,
2010 workgroup,
2011 user2,
2012 password2);
2013
2014 /*d_printf(">>>rename: resolved path as %s\n", targetpath1);*/
2015 /*d_printf(">>>rename: resolving %s\n", path2);*/
2016 status = cli_resolve_path(frame, "", ncontext->internal->auth_info,
2017 srv->cli, path2, &targetcli2, &targetpath2);
2018 if (!NT_STATUS_IS_OK(status)) {
2019 d_printf("Could not resolve %s\n", path2);
2020 errno = ENOENT;
2021 TALLOC_FREE(frame);
2022 return -1;
2023 }
2024 /*d_printf(">>>rename: resolved path as %s\n", targetpath2);*/
2025
2026 if (strcmp(smbXcli_conn_remote_name(targetcli1->conn), smbXcli_conn_remote_name(targetcli2->conn)) ||
2027 strcmp(targetcli1->share, targetcli2->share))
2028 {
2029 /* can't rename across file systems */
2030 errno = EXDEV;
2031 TALLOC_FREE(frame);
2032 return -1;
2033 }
2034
2035 if (!NT_STATUS_IS_OK(cli_rename(targetcli1, targetpath1, targetpath2))) {
2036 int eno = SMBC_errno(ocontext, targetcli1);
2037
2038 if (eno != EEXIST ||
2039 !NT_STATUS_IS_OK(cli_unlink(targetcli1, targetpath2, FILE_ATTRIBUTE_SYSTEM | FILE_ATTRIBUTE_HIDDEN)) ||
2040 !NT_STATUS_IS_OK(cli_rename(targetcli1, targetpath1, targetpath2))) {
2041
2042 errno = eno;
2043 TALLOC_FREE(frame);
2044 return -1;
2045
2046 }
2047 }
2048
2049 TALLOC_FREE(frame);
2050 return 0; /* Success */
2051 }
2052
2053 struct smbc_notify_cb_state {
2054 struct tevent_context *ev;
2055 struct cli_state *cli;
2056 uint16_t fnum;
2057 bool recursive;
2058 uint32_t completion_filter;
2059 unsigned callback_timeout_ms;
2060 smbc_notify_callback_fn cb;
2061 void *private_data;
2062 };
2063
2064 static void smbc_notify_cb_got_changes(struct tevent_req *subreq);
2065 static void smbc_notify_cb_timedout(struct tevent_req *subreq);
2066
2067 static struct tevent_req *smbc_notify_cb_send(
2068 TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli,
2069 uint16_t fnum, bool recursive, uint32_t completion_filter,
2070 unsigned callback_timeout_ms,
2071 smbc_notify_callback_fn cb, void *private_data)
2072 {
2073 struct tevent_req *req, *subreq;
2074 struct smbc_notify_cb_state *state;
2075
2076 req = tevent_req_create(mem_ctx, &state, struct smbc_notify_cb_state);
2077 if (req == NULL) {
2078 return NULL;
2079 }
2080 state->ev = ev;
2081 state->cli = cli;
2082 state->fnum = fnum;
2083 state->recursive = recursive;
2084 state->completion_filter = completion_filter;
2085 state->callback_timeout_ms = callback_timeout_ms;
2086 state->cb = cb;
2087 state->private_data = private_data;
2088
2089 subreq = cli_notify_send(
2090 state, state->ev, state->cli, state->fnum, 1000,
2091 state->completion_filter, state->recursive);
2092 if (tevent_req_nomem(subreq, req)) {
2093 return tevent_req_post(req, ev);
2094 }
2095 tevent_req_set_callback(subreq, smbc_notify_cb_got_changes, req);
2096
2097 if (state->callback_timeout_ms == 0) {
2098 return req;
2099 }
2100
2101 subreq = tevent_wakeup_send(
2102 state, state->ev,
2103 tevent_timeval_current_ofs(state->callback_timeout_ms/1000,
2104 state->callback_timeout_ms*1000));
2105 if (tevent_req_nomem(subreq, req)) {
2106 return tevent_req_post(req, ev);
2107 }
2108 tevent_req_set_callback(subreq, smbc_notify_cb_timedout, req);
2109
2110 return req;
2111 }
2112
2113 static void smbc_notify_cb_got_changes(struct tevent_req *subreq)
2114 {
2115 struct tevent_req *req = tevent_req_callback_data(
2116 subreq, struct tevent_req);
2117 struct smbc_notify_cb_state *state = tevent_req_data(
2118 req, struct smbc_notify_cb_state);
2119 uint32_t num_changes;
2120 struct notify_change *changes;
2121 NTSTATUS status;
2122 int cb_ret;
2123
2124 status = cli_notify_recv(subreq, state, &num_changes, &changes);
2125 TALLOC_FREE(subreq);
2126 if (tevent_req_nterror(req, status)) {
2127 return;
2128 }
2129
2130 {
2131 struct smbc_notify_callback_action actions[num_changes];
2132 uint32_t i;
2133
2134 for (i=0; i<num_changes; i++) {
2135 actions[i].action = changes[i].action;
2136 actions[i].filename = changes[i].name;
2137 }
2138
2139 cb_ret = state->cb(actions, num_changes, state->private_data);
2140 }
2141
2142 TALLOC_FREE(changes);
2143
2144 if (cb_ret != 0) {
2145 tevent_req_done(req);
2146 return;
2147 }
2148
2149 subreq = cli_notify_send(
2150 state, state->ev, state->cli, state->fnum, 1000,
2151 state->completion_filter, state->recursive);
2152 if (tevent_req_nomem(subreq, req)) {
2153 return;
2154 }
2155 tevent_req_set_callback(subreq, smbc_notify_cb_got_changes, req);
2156 }
2157
2158 static void smbc_notify_cb_timedout(struct tevent_req *subreq)
2159 {
2160 struct tevent_req *req = tevent_req_callback_data(
2161 subreq, struct tevent_req);
2162 struct smbc_notify_cb_state *state = tevent_req_data(
2163 req, struct smbc_notify_cb_state);
2164 int cb_ret;
2165 bool ok;
2166
2167 ok = tevent_wakeup_recv(subreq);
2168 TALLOC_FREE(subreq);
2169 if (!ok) {
2170 tevent_req_oom(req);
2171 return;
2172 }
2173
2174 cb_ret = state->cb(NULL, 0, state->private_data);
2175 if (cb_ret != 0) {
2176 tevent_req_done(req);
2177 return;
2178 }
2179
2180 subreq = tevent_wakeup_send(
2181 state, state->ev,
2182 tevent_timeval_current_ofs(state->callback_timeout_ms/1000,
2183 state->callback_timeout_ms*1000));
2184 if (tevent_req_nomem(subreq, req)) {
2185 return;
2186 }
2187 tevent_req_set_callback(subreq, smbc_notify_cb_timedout, req);
2188 }
2189
2190 static NTSTATUS smbc_notify_cb_recv(struct tevent_req *req)
2191 {
2192 return tevent_req_simple_recv_ntstatus(req);
2193 }
2194
2195 static NTSTATUS smbc_notify_cb(struct cli_state *cli, uint16_t fnum,
2196 bool recursive, uint32_t completion_filter,
2197 unsigned callback_timeout_ms,
2198 smbc_notify_callback_fn cb, void *private_data)
2199 {
2200 TALLOC_CTX *frame = talloc_stackframe();
2201 struct tevent_context *ev;
2202 struct tevent_req *req;
2203 NTSTATUS status = NT_STATUS_NO_MEMORY;
2204
2205 ev = samba_tevent_context_init(frame);
2206 if (ev == NULL) {
2207 goto fail;
2208 }
2209 req = smbc_notify_cb_send(frame, ev, cli, fnum, recursive,
2210 completion_filter,
2211 callback_timeout_ms, cb, private_data);
2212 if (req == NULL) {
2213 goto fail;
2214 }
2215 if (!tevent_req_poll_ntstatus(req, ev, &status)) {
2216 goto fail;
2217 }
2218 status = smbc_notify_cb_recv(req);
2219 TALLOC_FREE(req);
2220 fail:
2221 TALLOC_FREE(frame);
2222 return status;
2223 }
2224
2225 int
2226 SMBC_notify_ctx(SMBCCTX *context, SMBCFILE *dir, smbc_bool recursive,
2227 uint32_t completion_filter, unsigned callback_timeout_ms,
2228 smbc_notify_callback_fn cb, void *private_data)
2229 {
2230 TALLOC_CTX *frame = talloc_stackframe();
2231 struct cli_state *cli;
2232 char *server = NULL;
2233 char *share = NULL;
2234 char *user = NULL;
2235 char *password = NULL;
2236 char *options = NULL;
2237 char *workgroup = NULL;
2238 char *path = NULL;
2239 uint16_t port;
2240 NTSTATUS status;
2241 uint16_t fnum;
2242
2243 if ((context == NULL) || !context->internal->initialized) {
2244 TALLOC_FREE(frame);
2245 errno = EINVAL;
2246 return -1;
2247 }
2248 if ((dir == NULL) ||
2249 !SMBC_dlist_contains(context->internal->files, dir)) {
2250 TALLOC_FREE(frame);
2251 errno = EBADF;
2252 return -1;
2253 }
2254
2255 if (SMBC_parse_path(frame,
2256 context,
2257 dir->fname,
2258 &workgroup,
2259 &server,
2260 &port,
2261 &share,
2262 &path,
2263 &user,
2264 &password,
2265 &options)) {
2266 DEBUG(4, ("no valid path\n"));
2267 TALLOC_FREE(frame);
2268 errno = EINVAL + 8194;
2269 return -1;
2270 }
2271
2272 DEBUG(4, ("parsed path: fname='%s' server='%s' share='%s' "
2273 "path='%s' options='%s'\n",
2274 dir->fname, server, share, path, options));
2275
2276 DEBUG(4, ("%s(%p, %d, %"PRIu32")\n", __func__, dir,
2277 (int)recursive, completion_filter));
2278
2279 cli = dir->srv->cli;
2280 status = cli_ntcreate(
2281 cli, path, 0, FILE_READ_DATA, 0,
2282 FILE_SHARE_READ|FILE_SHARE_WRITE|FILE_SHARE_DELETE,
2283 FILE_OPEN, 0, 0, &fnum, NULL);
2284 if (!NT_STATUS_IS_OK(status)) {
2285 int err = SMBC_errno(context, cli);
2286 TALLOC_FREE(frame);
2287 errno = err;
2288 return -1;
2289 }
2290
2291 status = smbc_notify_cb(cli, fnum, recursive != 0, completion_filter,
2292 callback_timeout_ms, cb, private_data);
2293 if (!NT_STATUS_IS_OK(status)) {
2294 int err = SMBC_errno(context, cli);
2295 cli_close(cli, fnum);
2296 TALLOC_FREE(frame);
2297 errno = err;
2298 return -1;
2299 }
2300
2301 cli_close(cli, fnum);
2302
2303 TALLOC_FREE(frame);
2304 return 0;
2305 }
Samba GIT mirror