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WHATSNEW: Start release notes for Samba 3.6.14.
[Samba.git] / source3 / libsmb / clifile.c
blob6763d6931519c68e7b06e91f8f5430ad02eea396
1 /*
2 Unix SMB/CIFS implementation.
3 client file operations
4 Copyright (C) Andrew Tridgell 1994-1998
5 Copyright (C) Jeremy Allison 2001-2009
6
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 3 of the License, or
10 (at your option) any later version.
11
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
16
17 You should have received a copy of the GNU General Public License
18 along with this program. If not, see <http://www.gnu.org/licenses/>.
19 */
20
21 #include "includes.h"
22 #include "system/filesys.h"
23 #include "libsmb/libsmb.h"
24 #include "../lib/util/tevent_ntstatus.h"
25 #include "async_smb.h"
26 #include "libsmb/clirap.h"
27 #include "trans2.h"
28 #include "ntioctl.h"
29
30 /***********************************************************
31 Common function for pushing stings, used by smb_bytes_push_str()
32 and trans_bytes_push_str(). Only difference is the align_odd
33 parameter setting.
34 ***********************************************************/
35
36 static uint8_t *internal_bytes_push_str(uint8_t *buf, bool ucs2,
37 const char *str, size_t str_len,
38 bool align_odd,
39 size_t *pconverted_size)
40 {
41 size_t buflen;
42 char *converted;
43 size_t converted_size;
44
45 if (buf == NULL) {
46 return NULL;
47 }
48
49 buflen = talloc_get_size(buf);
50
51 if (align_odd && ucs2 && (buflen % 2 == 0)) {
52 /*
53 * We're pushing into an SMB buffer, align odd
54 */
55 buf = TALLOC_REALLOC_ARRAY(NULL, buf, uint8_t, buflen + 1);
56 if (buf == NULL) {
57 return NULL;
58 }
59 buf[buflen] = '\0';
60 buflen += 1;
61 }
62
63 if (!convert_string_talloc(talloc_tos(), CH_UNIX,
64 ucs2 ? CH_UTF16LE : CH_DOS,
65 str, str_len, &converted,
66 &converted_size, true)) {
67 return NULL;
68 }
69
70 buf = TALLOC_REALLOC_ARRAY(NULL, buf, uint8_t,
71 buflen + converted_size);
72 if (buf == NULL) {
73 TALLOC_FREE(converted);
74 return NULL;
75 }
76
77 memcpy(buf + buflen, converted, converted_size);
78
79 TALLOC_FREE(converted);
80
81 if (pconverted_size) {
82 *pconverted_size = converted_size;
83 }
84
85 return buf;
86 }
87
88 /***********************************************************
89 Push a string into an SMB buffer, with odd byte alignment
90 if it's a UCS2 string.
91 ***********************************************************/
92
93 uint8_t *smb_bytes_push_str(uint8_t *buf, bool ucs2,
94 const char *str, size_t str_len,
95 size_t *pconverted_size)
96 {
97 return internal_bytes_push_str(buf, ucs2, str, str_len,
98 true, pconverted_size);
99 }
100
101 uint8_t *smb_bytes_push_bytes(uint8_t *buf, uint8_t prefix,
102 const uint8_t *bytes, size_t num_bytes)
103 {
104 size_t buflen;
105
106 if (buf == NULL) {
107 return NULL;
108 }
109 buflen = talloc_get_size(buf);
110
111 buf = TALLOC_REALLOC_ARRAY(NULL, buf, uint8_t,
112 buflen + 1 + num_bytes);
113 if (buf == NULL) {
114 return NULL;
115 }
116 buf[buflen] = prefix;
117 memcpy(&buf[buflen+1], bytes, num_bytes);
118 return buf;
119 }
120
121 /***********************************************************
122 Same as smb_bytes_push_str(), but without the odd byte
123 align for ucs2 (we're pushing into a param or data block).
124 static for now, although this will probably change when
125 other modules use async trans calls.
126 ***********************************************************/
127
128 static uint8_t *trans2_bytes_push_str(uint8_t *buf, bool ucs2,
129 const char *str, size_t str_len,
130 size_t *pconverted_size)
131 {
132 return internal_bytes_push_str(buf, ucs2, str, str_len,
133 false, pconverted_size);
134 }
135
136 struct cli_setpathinfo_state {
137 uint16_t setup;
138 uint8_t *param;
139 };
140
141 static void cli_setpathinfo_done(struct tevent_req *subreq);
142
143 struct tevent_req *cli_setpathinfo_send(TALLOC_CTX *mem_ctx,
144 struct tevent_context *ev,
145 struct cli_state *cli,
146 uint16_t level,
147 const char *path,
148 uint8_t *data,
149 size_t data_len)
150 {
151 struct tevent_req *req, *subreq;
152 struct cli_setpathinfo_state *state;
153
154 req = tevent_req_create(mem_ctx, &state,
155 struct cli_setpathinfo_state);
156 if (req == NULL) {
157 return NULL;
158 }
159
160 /* Setup setup word. */
161 SSVAL(&state->setup, 0, TRANSACT2_SETPATHINFO);
162
163 /* Setup param array. */
164 state->param = TALLOC_ZERO_ARRAY(state, uint8_t, 6);
165 if (tevent_req_nomem(state->param, req)) {
166 return tevent_req_post(req, ev);
167 }
168 SSVAL(state->param, 0, level);
169
170 state->param = trans2_bytes_push_str(
171 state->param, cli_ucs2(cli), path, strlen(path)+1, NULL);
172 if (tevent_req_nomem(state->param, req)) {
173 return tevent_req_post(req, ev);
174 }
175
176 subreq = cli_trans_send(
177 state, /* mem ctx. */
178 ev, /* event ctx. */
179 cli, /* cli_state. */
180 SMBtrans2, /* cmd. */
181 NULL, /* pipe name. */
182 -1, /* fid. */
183 0, /* function. */
184 0, /* flags. */
185 &state->setup, /* setup. */
186 1, /* num setup uint16_t words. */
187 0, /* max returned setup. */
188 state->param, /* param. */
189 talloc_get_size(state->param), /* num param. */
190 2, /* max returned param. */
191 data, /* data. */
192 data_len, /* num data. */
193 0); /* max returned data. */
194
195 if (tevent_req_nomem(subreq, req)) {
196 return tevent_req_post(req, ev);
197 }
198 tevent_req_set_callback(subreq, cli_setpathinfo_done, req);
199 return req;
200 }
201
202 static void cli_setpathinfo_done(struct tevent_req *subreq)
203 {
204 NTSTATUS status = cli_trans_recv(subreq, NULL, NULL, NULL, 0, NULL,
205 NULL, 0, NULL, NULL, 0, NULL);
206 tevent_req_simple_finish_ntstatus(subreq, status);
207 }
208
209 NTSTATUS cli_setpathinfo_recv(struct tevent_req *req)
210 {
211 return tevent_req_simple_recv_ntstatus(req);
212 }
213
214 NTSTATUS cli_setpathinfo(struct cli_state *cli,
215 uint16_t level,
216 const char *path,
217 uint8_t *data,
218 size_t data_len)
219 {
220 TALLOC_CTX *frame = talloc_stackframe();
221 struct tevent_context *ev;
222 struct tevent_req *req;
223 NTSTATUS status = NT_STATUS_NO_MEMORY;
224
225 if (cli_has_async_calls(cli)) {
226 /*
227 * Can't use sync call while an async call is in flight
228 */
229 status = NT_STATUS_INVALID_PARAMETER;
230 goto fail;
231 }
232 ev = tevent_context_init(frame);
233 if (ev == NULL) {
234 goto fail;
235 }
236 req = cli_setpathinfo_send(ev, ev, cli, level, path, data, data_len);
237 if (req == NULL) {
238 goto fail;
239 }
240 if (!tevent_req_poll_ntstatus(req, ev, &status)) {
241 goto fail;
242 }
243 status = cli_setpathinfo_recv(req);
244 fail:
245 TALLOC_FREE(frame);
246 return status;
247 }
248
249 /****************************************************************************
250 Hard/Symlink a file (UNIX extensions).
251 Creates new name (sym)linked to oldname.
252 ****************************************************************************/
253
254 struct cli_posix_link_internal_state {
255 uint8_t *data;
256 };
257
258 static void cli_posix_link_internal_done(struct tevent_req *subreq);
259
260 static struct tevent_req *cli_posix_link_internal_send(TALLOC_CTX *mem_ctx,
261 struct event_context *ev,
262 struct cli_state *cli,
263 uint16_t level,
264 const char *oldname,
265 const char *newname)
266 {
267 struct tevent_req *req = NULL, *subreq = NULL;
268 struct cli_posix_link_internal_state *state = NULL;
269
270 req = tevent_req_create(mem_ctx, &state,
271 struct cli_posix_link_internal_state);
272 if (req == NULL) {
273 return NULL;
274 }
275
276 /* Setup data array. */
277 state->data = talloc_array(state, uint8_t, 0);
278 if (tevent_req_nomem(state->data, req)) {
279 return tevent_req_post(req, ev);
280 }
281 state->data = trans2_bytes_push_str(
282 state->data, cli_ucs2(cli), oldname, strlen(oldname)+1, NULL);
283
284 subreq = cli_setpathinfo_send(
285 state, ev, cli, level, newname,
286 state->data, talloc_get_size(state->data));
287 if (tevent_req_nomem(subreq, req)) {
288 return tevent_req_post(req, ev);
289 }
290 tevent_req_set_callback(subreq, cli_posix_link_internal_done, req);
291 return req;
292 }
293
294 static void cli_posix_link_internal_done(struct tevent_req *subreq)
295 {
296 NTSTATUS status = cli_setpathinfo_recv(subreq);
297 tevent_req_simple_finish_ntstatus(subreq, status);
298 }
299
300 /****************************************************************************
301 Symlink a file (UNIX extensions).
302 ****************************************************************************/
303
304 struct tevent_req *cli_posix_symlink_send(TALLOC_CTX *mem_ctx,
305 struct event_context *ev,
306 struct cli_state *cli,
307 const char *oldname,
308 const char *newname)
309 {
310 return cli_posix_link_internal_send(
311 mem_ctx, ev, cli, SMB_SET_FILE_UNIX_LINK, oldname, newname);
312 }
313
314 NTSTATUS cli_posix_symlink_recv(struct tevent_req *req)
315 {
316 return tevent_req_simple_recv_ntstatus(req);
317 }
318
319 NTSTATUS cli_posix_symlink(struct cli_state *cli,
320 const char *oldname,
321 const char *newname)
322 {
323 TALLOC_CTX *frame = talloc_stackframe();
324 struct event_context *ev = NULL;
325 struct tevent_req *req = NULL;
326 NTSTATUS status = NT_STATUS_OK;
327
328 if (cli_has_async_calls(cli)) {
329 /*
330 * Can't use sync call while an async call is in flight
331 */
332 status = NT_STATUS_INVALID_PARAMETER;
333 goto fail;
334 }
335
336 ev = event_context_init(frame);
337 if (ev == NULL) {
338 status = NT_STATUS_NO_MEMORY;
339 goto fail;
340 }
341
342 req = cli_posix_symlink_send(frame,
343 ev,
344 cli,
345 oldname,
346 newname);
347 if (req == NULL) {
348 status = NT_STATUS_NO_MEMORY;
349 goto fail;
350 }
351
352 if (!tevent_req_poll(req, ev)) {
353 status = map_nt_error_from_unix(errno);
354 goto fail;
355 }
356
357 status = cli_posix_symlink_recv(req);
358
359 fail:
360 TALLOC_FREE(frame);
361 return status;
362 }
363
364 /****************************************************************************
365 Read a POSIX symlink.
366 ****************************************************************************/
367
368 struct readlink_state {
369 uint8_t *data;
370 uint32_t num_data;
371 };
372
373 static void cli_posix_readlink_done(struct tevent_req *subreq);
374
375 struct tevent_req *cli_posix_readlink_send(TALLOC_CTX *mem_ctx,
376 struct event_context *ev,
377 struct cli_state *cli,
378 const char *fname,
379 size_t len)
380 {
381 struct tevent_req *req = NULL, *subreq = NULL;
382 struct readlink_state *state = NULL;
383 uint32_t maxbytelen = (uint32_t)(cli_ucs2(cli) ? len*3 : len);
384
385 req = tevent_req_create(mem_ctx, &state, struct readlink_state);
386 if (req == NULL) {
387 return NULL;
388 }
389
390 /*
391 * Len is in bytes, we need it in UCS2 units.
392 */
393 if ((2*len < len) || (maxbytelen < len)) {
394 tevent_req_nterror(req, NT_STATUS_INVALID_PARAMETER);
395 return tevent_req_post(req, ev);
396 }
397
398 subreq = cli_qpathinfo_send(state, ev, cli, fname,
399 SMB_QUERY_FILE_UNIX_LINK, 1, maxbytelen);
400 if (tevent_req_nomem(subreq, req)) {
401 return tevent_req_post(req, ev);
402 }
403 tevent_req_set_callback(subreq, cli_posix_readlink_done, req);
404 return req;
405 }
406
407 static void cli_posix_readlink_done(struct tevent_req *subreq)
408 {
409 struct tevent_req *req = tevent_req_callback_data(
410 subreq, struct tevent_req);
411 struct readlink_state *state = tevent_req_data(
412 req, struct readlink_state);
413 NTSTATUS status;
414
415 status = cli_qpathinfo_recv(subreq, state, &state->data,
416 &state->num_data);
417 TALLOC_FREE(subreq);
418 if (tevent_req_nterror(req, status)) {
419 return;
420 }
421 /*
422 * num_data is > 1, we've given 1 as minimum to cli_qpathinfo_send
423 */
424 if (state->data[state->num_data-1] != '\0') {
425 tevent_req_nterror(req, NT_STATUS_DATA_ERROR);
426 return;
427 }
428 tevent_req_done(req);
429 }
430
431 NTSTATUS cli_posix_readlink_recv(struct tevent_req *req, struct cli_state *cli,
432 char *retpath, size_t len)
433 {
434 NTSTATUS status;
435 char *converted = NULL;
436 size_t converted_size = 0;
437 struct readlink_state *state = tevent_req_data(req, struct readlink_state);
438
439 if (tevent_req_is_nterror(req, &status)) {
440 return status;
441 }
442 /* The returned data is a pushed string, not raw data. */
443 if (!convert_string_talloc(state,
444 cli_ucs2(cli) ? CH_UTF16LE : CH_DOS,
445 CH_UNIX,
446 state->data,
447 state->num_data,
448 &converted,
449 &converted_size,
450 true)) {
451 return NT_STATUS_NO_MEMORY;
452 }
453
454 len = MIN(len,converted_size);
455 if (len == 0) {
456 return NT_STATUS_DATA_ERROR;
457 }
458 memcpy(retpath, converted, len);
459 return NT_STATUS_OK;
460 }
461
462 NTSTATUS cli_posix_readlink(struct cli_state *cli, const char *fname,
463 char *linkpath, size_t len)
464 {
465 TALLOC_CTX *frame = talloc_stackframe();
466 struct event_context *ev = NULL;
467 struct tevent_req *req = NULL;
468 NTSTATUS status = NT_STATUS_OK;
469
470 if (cli_has_async_calls(cli)) {
471 /*
472 * Can't use sync call while an async call is in flight
473 */
474 status = NT_STATUS_INVALID_PARAMETER;
475 goto fail;
476 }
477
478 ev = event_context_init(frame);
479 if (ev == NULL) {
480 status = NT_STATUS_NO_MEMORY;
481 goto fail;
482 }
483
484 req = cli_posix_readlink_send(frame,
485 ev,
486 cli,
487 fname,
488 len);
489 if (req == NULL) {
490 status = NT_STATUS_NO_MEMORY;
491 goto fail;
492 }
493
494 if (!tevent_req_poll(req, ev)) {
495 status = map_nt_error_from_unix(errno);
496 goto fail;
497 }
498
499 status = cli_posix_readlink_recv(req, cli, linkpath, len);
500
501 fail:
502 TALLOC_FREE(frame);
503 return status;
504 }
505
506 /****************************************************************************
507 Hard link a file (UNIX extensions).
508 ****************************************************************************/
509
510 struct tevent_req *cli_posix_hardlink_send(TALLOC_CTX *mem_ctx,
511 struct event_context *ev,
512 struct cli_state *cli,
513 const char *oldname,
514 const char *newname)
515 {
516 return cli_posix_link_internal_send(
517 mem_ctx, ev, cli, SMB_SET_FILE_UNIX_HLINK, oldname, newname);
518 }
519
520 NTSTATUS cli_posix_hardlink_recv(struct tevent_req *req)
521 {
522 return tevent_req_simple_recv_ntstatus(req);
523 }
524
525 NTSTATUS cli_posix_hardlink(struct cli_state *cli,
526 const char *oldname,
527 const char *newname)
528 {
529 TALLOC_CTX *frame = talloc_stackframe();
530 struct event_context *ev = NULL;
531 struct tevent_req *req = NULL;
532 NTSTATUS status = NT_STATUS_OK;
533
534 if (cli_has_async_calls(cli)) {
535 /*
536 * Can't use sync call while an async call is in flight
537 */
538 status = NT_STATUS_INVALID_PARAMETER;
539 goto fail;
540 }
541
542 ev = event_context_init(frame);
543 if (ev == NULL) {
544 status = NT_STATUS_NO_MEMORY;
545 goto fail;
546 }
547
548 req = cli_posix_hardlink_send(frame,
549 ev,
550 cli,
551 oldname,
552 newname);
553 if (req == NULL) {
554 status = NT_STATUS_NO_MEMORY;
555 goto fail;
556 }
557
558 if (!tevent_req_poll(req, ev)) {
559 status = map_nt_error_from_unix(errno);
560 goto fail;
561 }
562
563 status = cli_posix_hardlink_recv(req);
564
565 fail:
566 TALLOC_FREE(frame);
567 return status;
568 }
569
570 /****************************************************************************
571 Map standard UNIX permissions onto wire representations.
572 ****************************************************************************/
573
574 uint32_t unix_perms_to_wire(mode_t perms)
575 {
576 unsigned int ret = 0;
577
578 ret |= ((perms & S_IXOTH) ? UNIX_X_OTH : 0);
579 ret |= ((perms & S_IWOTH) ? UNIX_W_OTH : 0);
580 ret |= ((perms & S_IROTH) ? UNIX_R_OTH : 0);
581 ret |= ((perms & S_IXGRP) ? UNIX_X_GRP : 0);
582 ret |= ((perms & S_IWGRP) ? UNIX_W_GRP : 0);
583 ret |= ((perms & S_IRGRP) ? UNIX_R_GRP : 0);
584 ret |= ((perms & S_IXUSR) ? UNIX_X_USR : 0);
585 ret |= ((perms & S_IWUSR) ? UNIX_W_USR : 0);
586 ret |= ((perms & S_IRUSR) ? UNIX_R_USR : 0);
587 #ifdef S_ISVTX
588 ret |= ((perms & S_ISVTX) ? UNIX_STICKY : 0);
589 #endif
590 #ifdef S_ISGID
591 ret |= ((perms & S_ISGID) ? UNIX_SET_GID : 0);
592 #endif
593 #ifdef S_ISUID
594 ret |= ((perms & S_ISUID) ? UNIX_SET_UID : 0);
595 #endif
596 return ret;
597 }
598
599 /****************************************************************************
600 Map wire permissions to standard UNIX.
601 ****************************************************************************/
602
603 mode_t wire_perms_to_unix(uint32_t perms)
604 {
605 mode_t ret = (mode_t)0;
606
607 ret |= ((perms & UNIX_X_OTH) ? S_IXOTH : 0);
608 ret |= ((perms & UNIX_W_OTH) ? S_IWOTH : 0);
609 ret |= ((perms & UNIX_R_OTH) ? S_IROTH : 0);
610 ret |= ((perms & UNIX_X_GRP) ? S_IXGRP : 0);
611 ret |= ((perms & UNIX_W_GRP) ? S_IWGRP : 0);
612 ret |= ((perms & UNIX_R_GRP) ? S_IRGRP : 0);
613 ret |= ((perms & UNIX_X_USR) ? S_IXUSR : 0);
614 ret |= ((perms & UNIX_W_USR) ? S_IWUSR : 0);
615 ret |= ((perms & UNIX_R_USR) ? S_IRUSR : 0);
616 #ifdef S_ISVTX
617 ret |= ((perms & UNIX_STICKY) ? S_ISVTX : 0);
618 #endif
619 #ifdef S_ISGID
620 ret |= ((perms & UNIX_SET_GID) ? S_ISGID : 0);
621 #endif
622 #ifdef S_ISUID
623 ret |= ((perms & UNIX_SET_UID) ? S_ISUID : 0);
624 #endif
625 return ret;
626 }
627
628 /****************************************************************************
629 Return the file type from the wire filetype for UNIX extensions.
630 ****************************************************************************/
631
632 static mode_t unix_filetype_from_wire(uint32_t wire_type)
633 {
634 switch (wire_type) {
635 case UNIX_TYPE_FILE:
636 return S_IFREG;
637 case UNIX_TYPE_DIR:
638 return S_IFDIR;
639 #ifdef S_IFLNK
640 case UNIX_TYPE_SYMLINK:
641 return S_IFLNK;
642 #endif
643 #ifdef S_IFCHR
644 case UNIX_TYPE_CHARDEV:
645 return S_IFCHR;
646 #endif
647 #ifdef S_IFBLK
648 case UNIX_TYPE_BLKDEV:
649 return S_IFBLK;
650 #endif
651 #ifdef S_IFIFO
652 case UNIX_TYPE_FIFO:
653 return S_IFIFO;
654 #endif
655 #ifdef S_IFSOCK
656 case UNIX_TYPE_SOCKET:
657 return S_IFSOCK;
658 #endif
659 default:
660 return (mode_t)0;
661 }
662 }
663
664 /****************************************************************************
665 Do a POSIX getfacl (UNIX extensions).
666 ****************************************************************************/
667
668 struct getfacl_state {
669 uint32_t num_data;
670 uint8_t *data;
671 };
672
673 static void cli_posix_getfacl_done(struct tevent_req *subreq);
674
675 struct tevent_req *cli_posix_getfacl_send(TALLOC_CTX *mem_ctx,
676 struct event_context *ev,
677 struct cli_state *cli,
678 const char *fname)
679 {
680 struct tevent_req *req = NULL, *subreq = NULL;
681 struct getfacl_state *state = NULL;
682
683 req = tevent_req_create(mem_ctx, &state, struct getfacl_state);
684 if (req == NULL) {
685 return NULL;
686 }
687 subreq = cli_qpathinfo_send(state, ev, cli, fname, SMB_QUERY_POSIX_ACL,
688 0, cli->max_xmit);
689 if (tevent_req_nomem(subreq, req)) {
690 return tevent_req_post(req, ev);
691 }
692 tevent_req_set_callback(subreq, cli_posix_getfacl_done, req);
693 return req;
694 }
695
696 static void cli_posix_getfacl_done(struct tevent_req *subreq)
697 {
698 struct tevent_req *req = tevent_req_callback_data(
699 subreq, struct tevent_req);
700 struct getfacl_state *state = tevent_req_data(
701 req, struct getfacl_state);
702 NTSTATUS status;
703
704 status = cli_qpathinfo_recv(subreq, state, &state->data,
705 &state->num_data);
706 TALLOC_FREE(subreq);
707 if (tevent_req_nterror(req, status)) {
708 return;
709 }
710 tevent_req_done(req);
711 }
712
713 NTSTATUS cli_posix_getfacl_recv(struct tevent_req *req,
714 TALLOC_CTX *mem_ctx,
715 size_t *prb_size,
716 char **retbuf)
717 {
718 struct getfacl_state *state = tevent_req_data(req, struct getfacl_state);
719 NTSTATUS status;
720
721 if (tevent_req_is_nterror(req, &status)) {
722 return status;
723 }
724 *prb_size = (size_t)state->num_data;
725 *retbuf = (char *)talloc_move(mem_ctx, &state->data);
726 return NT_STATUS_OK;
727 }
728
729 NTSTATUS cli_posix_getfacl(struct cli_state *cli,
730 const char *fname,
731 TALLOC_CTX *mem_ctx,
732 size_t *prb_size,
733 char **retbuf)
734 {
735 TALLOC_CTX *frame = talloc_stackframe();
736 struct event_context *ev = NULL;
737 struct tevent_req *req = NULL;
738 NTSTATUS status = NT_STATUS_OK;
739
740 if (cli_has_async_calls(cli)) {
741 /*
742 * Can't use sync call while an async call is in flight
743 */
744 status = NT_STATUS_INVALID_PARAMETER;
745 goto fail;
746 }
747
748 ev = event_context_init(frame);
749 if (ev == NULL) {
750 status = NT_STATUS_NO_MEMORY;
751 goto fail;
752 }
753
754 req = cli_posix_getfacl_send(frame,
755 ev,
756 cli,
757 fname);
758 if (req == NULL) {
759 status = NT_STATUS_NO_MEMORY;
760 goto fail;
761 }
762
763 if (!tevent_req_poll(req, ev)) {
764 status = map_nt_error_from_unix(errno);
765 goto fail;
766 }
767
768 status = cli_posix_getfacl_recv(req, mem_ctx, prb_size, retbuf);
769
770 fail:
771 TALLOC_FREE(frame);
772 return status;
773 }
774
775 /****************************************************************************
776 Stat a file (UNIX extensions).
777 ****************************************************************************/
778
779 struct stat_state {
780 uint32_t num_data;
781 uint8_t *data;
782 };
783
784 static void cli_posix_stat_done(struct tevent_req *subreq);
785
786 struct tevent_req *cli_posix_stat_send(TALLOC_CTX *mem_ctx,
787 struct event_context *ev,
788 struct cli_state *cli,
789 const char *fname)
790 {
791 struct tevent_req *req = NULL, *subreq = NULL;
792 struct stat_state *state = NULL;
793
794 req = tevent_req_create(mem_ctx, &state, struct stat_state);
795 if (req == NULL) {
796 return NULL;
797 }
798 subreq = cli_qpathinfo_send(state, ev, cli, fname,
799 SMB_QUERY_FILE_UNIX_BASIC, 100, 100);
800 if (tevent_req_nomem(subreq, req)) {
801 return tevent_req_post(req, ev);
802 }
803 tevent_req_set_callback(subreq, cli_posix_stat_done, req);
804 return req;
805 }
806
807 static void cli_posix_stat_done(struct tevent_req *subreq)
808 {
809 struct tevent_req *req = tevent_req_callback_data(
810 subreq, struct tevent_req);
811 struct stat_state *state = tevent_req_data(req, struct stat_state);
812 NTSTATUS status;
813
814 status = cli_qpathinfo_recv(subreq, state, &state->data,
815 &state->num_data);
816 TALLOC_FREE(subreq);
817 if (tevent_req_nterror(req, status)) {
818 return;
819 }
820 tevent_req_done(req);
821 }
822
823 NTSTATUS cli_posix_stat_recv(struct tevent_req *req,
824 SMB_STRUCT_STAT *sbuf)
825 {
826 struct stat_state *state = tevent_req_data(req, struct stat_state);
827 NTSTATUS status;
828
829 if (tevent_req_is_nterror(req, &status)) {
830 return status;
831 }
832
833 sbuf->st_ex_size = IVAL2_TO_SMB_BIG_UINT(state->data,0); /* total size, in bytes */
834 sbuf->st_ex_blocks = IVAL2_TO_SMB_BIG_UINT(state->data,8); /* number of blocks allocated */
835 #if defined (HAVE_STAT_ST_BLOCKS) && defined(STAT_ST_BLOCKSIZE)
836 sbuf->st_ex_blocks /= STAT_ST_BLOCKSIZE;
837 #else
838 /* assume 512 byte blocks */
839 sbuf->st_ex_blocks /= 512;
840 #endif
841 sbuf->st_ex_ctime = interpret_long_date((char *)(state->data + 16)); /* time of last change */
842 sbuf->st_ex_atime = interpret_long_date((char *)(state->data + 24)); /* time of last access */
843 sbuf->st_ex_mtime = interpret_long_date((char *)(state->data + 32)); /* time of last modification */
844
845 sbuf->st_ex_uid = (uid_t) IVAL(state->data,40); /* user ID of owner */
846 sbuf->st_ex_gid = (gid_t) IVAL(state->data,48); /* group ID of owner */
847 sbuf->st_ex_mode = unix_filetype_from_wire(IVAL(state->data, 56));
848 #if defined(HAVE_MAKEDEV)
849 {
850 uint32_t dev_major = IVAL(state->data,60);
851 uint32_t dev_minor = IVAL(state->data,68);
852 sbuf->st_ex_rdev = makedev(dev_major, dev_minor);
853 }
854 #endif
855 sbuf->st_ex_ino = (SMB_INO_T)IVAL2_TO_SMB_BIG_UINT(state->data,76); /* inode */
856 sbuf->st_ex_mode |= wire_perms_to_unix(IVAL(state->data,84)); /* protection */
857 sbuf->st_ex_nlink = BIG_UINT(state->data,92); /* number of hard links */
858
859 return NT_STATUS_OK;
860 }
861
862 NTSTATUS cli_posix_stat(struct cli_state *cli,
863 const char *fname,
864 SMB_STRUCT_STAT *sbuf)
865 {
866 TALLOC_CTX *frame = talloc_stackframe();
867 struct event_context *ev = NULL;
868 struct tevent_req *req = NULL;
869 NTSTATUS status = NT_STATUS_OK;
870
871 if (cli_has_async_calls(cli)) {
872 /*
873 * Can't use sync call while an async call is in flight
874 */
875 status = NT_STATUS_INVALID_PARAMETER;
876 goto fail;
877 }
878
879 ev = event_context_init(frame);
880 if (ev == NULL) {
881 status = NT_STATUS_NO_MEMORY;
882 goto fail;
883 }
884
885 req = cli_posix_stat_send(frame,
886 ev,
887 cli,
888 fname);
889 if (req == NULL) {
890 status = NT_STATUS_NO_MEMORY;
891 goto fail;
892 }
893
894 if (!tevent_req_poll(req, ev)) {
895 status = map_nt_error_from_unix(errno);
896 goto fail;
897 }
898
899 status = cli_posix_stat_recv(req, sbuf);
900
901 fail:
902 TALLOC_FREE(frame);
903 return status;
904 }
905
906 /****************************************************************************
907 Chmod or chown a file internal (UNIX extensions).
908 ****************************************************************************/
909
910 struct cli_posix_chown_chmod_internal_state {
911 uint8_t data[100];
912 };
913
914 static void cli_posix_chown_chmod_internal_done(struct tevent_req *subreq);
915
916 static struct tevent_req *cli_posix_chown_chmod_internal_send(TALLOC_CTX *mem_ctx,
917 struct event_context *ev,
918 struct cli_state *cli,
919 const char *fname,
920 uint32_t mode,
921 uint32_t uid,
922 uint32_t gid)
923 {
924 struct tevent_req *req = NULL, *subreq = NULL;
925 struct cli_posix_chown_chmod_internal_state *state = NULL;
926
927 req = tevent_req_create(mem_ctx, &state,
928 struct cli_posix_chown_chmod_internal_state);
929 if (req == NULL) {
930 return NULL;
931 }
932
933 memset(state->data, 0xff, 40); /* Set all sizes/times to no change. */
934 memset(&state->data[40], '\0', 60);
935 SIVAL(state->data,40,uid);
936 SIVAL(state->data,48,gid);
937 SIVAL(state->data,84,mode);
938
939 subreq = cli_setpathinfo_send(state, ev, cli, SMB_SET_FILE_UNIX_BASIC,
940 fname, state->data, sizeof(state->data));
941 if (tevent_req_nomem(subreq, req)) {
942 return tevent_req_post(req, ev);
943 }
944 tevent_req_set_callback(subreq, cli_posix_chown_chmod_internal_done,
945 req);
946 return req;
947 }
948
949 static void cli_posix_chown_chmod_internal_done(struct tevent_req *subreq)
950 {
951 NTSTATUS status = cli_setpathinfo_recv(subreq);
952 tevent_req_simple_finish_ntstatus(subreq, status);
953 }
954
955 /****************************************************************************
956 chmod a file (UNIX extensions).
957 ****************************************************************************/
958
959 struct tevent_req *cli_posix_chmod_send(TALLOC_CTX *mem_ctx,
960 struct event_context *ev,
961 struct cli_state *cli,
962 const char *fname,
963 mode_t mode)
964 {
965 return cli_posix_chown_chmod_internal_send(mem_ctx, ev, cli,
966 fname,
967 unix_perms_to_wire(mode),
968 SMB_UID_NO_CHANGE,
969 SMB_GID_NO_CHANGE);
970 }
971
972 NTSTATUS cli_posix_chmod_recv(struct tevent_req *req)
973 {
974 return tevent_req_simple_recv_ntstatus(req);
975 }
976
977 NTSTATUS cli_posix_chmod(struct cli_state *cli, const char *fname, mode_t mode)
978 {
979 TALLOC_CTX *frame = talloc_stackframe();
980 struct event_context *ev = NULL;
981 struct tevent_req *req = NULL;
982 NTSTATUS status = NT_STATUS_OK;
983
984 if (cli_has_async_calls(cli)) {
985 /*
986 * Can't use sync call while an async call is in flight
987 */
988 status = NT_STATUS_INVALID_PARAMETER;
989 goto fail;
990 }
991
992 ev = event_context_init(frame);
993 if (ev == NULL) {
994 status = NT_STATUS_NO_MEMORY;
995 goto fail;
996 }
997
998 req = cli_posix_chmod_send(frame,
999 ev,
1000 cli,
1001 fname,
1002 mode);
1003 if (req == NULL) {
1004 status = NT_STATUS_NO_MEMORY;
1005 goto fail;
1006 }
1007
1008 if (!tevent_req_poll(req, ev)) {
1009 status = map_nt_error_from_unix(errno);
1010 goto fail;
1011 }
1012
1013 status = cli_posix_chmod_recv(req);
1014
1015 fail:
1016 TALLOC_FREE(frame);
1017 return status;
1018 }
1019
1020 /****************************************************************************
1021 chown a file (UNIX extensions).
1022 ****************************************************************************/
1023
1024 struct tevent_req *cli_posix_chown_send(TALLOC_CTX *mem_ctx,
1025 struct event_context *ev,
1026 struct cli_state *cli,
1027 const char *fname,
1028 uid_t uid,
1029 gid_t gid)
1030 {
1031 return cli_posix_chown_chmod_internal_send(mem_ctx, ev, cli,
1032 fname,
1033 SMB_MODE_NO_CHANGE,
1034 (uint32_t)uid,
1035 (uint32_t)gid);
1036 }
1037
1038 NTSTATUS cli_posix_chown_recv(struct tevent_req *req)
1039 {
1040 return tevent_req_simple_recv_ntstatus(req);
1041 }
1042
1043 NTSTATUS cli_posix_chown(struct cli_state *cli,
1044 const char *fname,
1045 uid_t uid,
1046 gid_t gid)
1047 {
1048 TALLOC_CTX *frame = talloc_stackframe();
1049 struct event_context *ev = NULL;
1050 struct tevent_req *req = NULL;
1051 NTSTATUS status = NT_STATUS_OK;
1052
1053 if (cli_has_async_calls(cli)) {
1054 /*
1055 * Can't use sync call while an async call is in flight
1056 */
1057 status = NT_STATUS_INVALID_PARAMETER;
1058 goto fail;
1059 }
1060
1061 ev = event_context_init(frame);
1062 if (ev == NULL) {
1063 status = NT_STATUS_NO_MEMORY;
1064 goto fail;
1065 }
1066
1067 req = cli_posix_chown_send(frame,
1068 ev,
1069 cli,
1070 fname,
1071 uid,
1072 gid);
1073 if (req == NULL) {
1074 status = NT_STATUS_NO_MEMORY;
1075 goto fail;
1076 }
1077
1078 if (!tevent_req_poll(req, ev)) {
1079 status = map_nt_error_from_unix(errno);
1080 goto fail;
1081 }
1082
1083 status = cli_posix_chown_recv(req);
1084
1085 fail:
1086 TALLOC_FREE(frame);
1087 return status;
1088 }
1089
1090 /****************************************************************************
1091 Rename a file.
1092 ****************************************************************************/
1093
1094 static void cli_rename_done(struct tevent_req *subreq);
1095
1096 struct cli_rename_state {
1097 uint16_t vwv[1];
1098 };
1099
1100 struct tevent_req *cli_rename_send(TALLOC_CTX *mem_ctx,
1101 struct event_context *ev,
1102 struct cli_state *cli,
1103 const char *fname_src,
1104 const char *fname_dst)
1105 {
1106 struct tevent_req *req = NULL, *subreq = NULL;
1107 struct cli_rename_state *state = NULL;
1108 uint8_t additional_flags = 0;
1109 uint8_t *bytes = NULL;
1110
1111 req = tevent_req_create(mem_ctx, &state, struct cli_rename_state);
1112 if (req == NULL) {
1113 return NULL;
1114 }
1115
1116 SSVAL(state->vwv+0, 0, FILE_ATTRIBUTE_SYSTEM | FILE_ATTRIBUTE_HIDDEN | FILE_ATTRIBUTE_DIRECTORY);
1117
1118 bytes = talloc_array(state, uint8_t, 1);
1119 if (tevent_req_nomem(bytes, req)) {
1120 return tevent_req_post(req, ev);
1121 }
1122 bytes[0] = 4;
1123 bytes = smb_bytes_push_str(bytes, cli_ucs2(cli), fname_src,
1124 strlen(fname_src)+1, NULL);
1125 if (tevent_req_nomem(bytes, req)) {
1126 return tevent_req_post(req, ev);
1127 }
1128
1129 bytes = TALLOC_REALLOC_ARRAY(state, bytes, uint8_t,
1130 talloc_get_size(bytes)+1);
1131 if (tevent_req_nomem(bytes, req)) {
1132 return tevent_req_post(req, ev);
1133 }
1134
1135 bytes[talloc_get_size(bytes)-1] = 4;
1136 bytes = smb_bytes_push_str(bytes, cli_ucs2(cli), fname_dst,
1137 strlen(fname_dst)+1, NULL);
1138 if (tevent_req_nomem(bytes, req)) {
1139 return tevent_req_post(req, ev);
1140 }
1141
1142 subreq = cli_smb_send(state, ev, cli, SMBmv, additional_flags,
1143 1, state->vwv, talloc_get_size(bytes), bytes);
1144 if (tevent_req_nomem(subreq, req)) {
1145 return tevent_req_post(req, ev);
1146 }
1147 tevent_req_set_callback(subreq, cli_rename_done, req);
1148 return req;
1149 }
1150
1151 static void cli_rename_done(struct tevent_req *subreq)
1152 {
1153 struct tevent_req *req = tevent_req_callback_data(
1154 subreq, struct tevent_req);
1155 NTSTATUS status;
1156
1157 status = cli_smb_recv(subreq, NULL, NULL, 0, NULL, NULL, NULL, NULL);
1158 TALLOC_FREE(subreq);
1159 if (tevent_req_nterror(req, status)) {
1160 return;
1161 }
1162 tevent_req_done(req);
1163 }
1164
1165 NTSTATUS cli_rename_recv(struct tevent_req *req)
1166 {
1167 return tevent_req_simple_recv_ntstatus(req);
1168 }
1169
1170 NTSTATUS cli_rename(struct cli_state *cli, const char *fname_src, const char *fname_dst)
1171 {
1172 TALLOC_CTX *frame = talloc_stackframe();
1173 struct event_context *ev;
1174 struct tevent_req *req;
1175 NTSTATUS status = NT_STATUS_OK;
1176
1177 if (cli_has_async_calls(cli)) {
1178 /*
1179 * Can't use sync call while an async call is in flight
1180 */
1181 status = NT_STATUS_INVALID_PARAMETER;
1182 goto fail;
1183 }
1184
1185 ev = event_context_init(frame);
1186 if (ev == NULL) {
1187 status = NT_STATUS_NO_MEMORY;
1188 goto fail;
1189 }
1190
1191 req = cli_rename_send(frame, ev, cli, fname_src, fname_dst);
1192 if (req == NULL) {
1193 status = NT_STATUS_NO_MEMORY;
1194 goto fail;
1195 }
1196
1197 if (!tevent_req_poll(req, ev)) {
1198 status = map_nt_error_from_unix(errno);
1199 goto fail;
1200 }
1201
1202 status = cli_rename_recv(req);
1203
1204 fail:
1205 TALLOC_FREE(frame);
1206 return status;
1207 }
1208
1209 /****************************************************************************
1210 NT Rename a file.
1211 ****************************************************************************/
1212
1213 static void cli_ntrename_internal_done(struct tevent_req *subreq);
1214
1215 struct cli_ntrename_internal_state {
1216 uint16_t vwv[4];
1217 };
1218
1219 static struct tevent_req *cli_ntrename_internal_send(TALLOC_CTX *mem_ctx,
1220 struct event_context *ev,
1221 struct cli_state *cli,
1222 const char *fname_src,
1223 const char *fname_dst,
1224 uint16_t rename_flag)
1225 {
1226 struct tevent_req *req = NULL, *subreq = NULL;
1227 struct cli_ntrename_internal_state *state = NULL;
1228 uint8_t additional_flags = 0;
1229 uint8_t *bytes = NULL;
1230
1231 req = tevent_req_create(mem_ctx, &state,
1232 struct cli_ntrename_internal_state);
1233 if (req == NULL) {
1234 return NULL;
1235 }
1236
1237 SSVAL(state->vwv+0, 0 ,FILE_ATTRIBUTE_SYSTEM | FILE_ATTRIBUTE_HIDDEN | FILE_ATTRIBUTE_DIRECTORY);
1238 SSVAL(state->vwv+1, 0, rename_flag);
1239
1240 bytes = talloc_array(state, uint8_t, 1);
1241 if (tevent_req_nomem(bytes, req)) {
1242 return tevent_req_post(req, ev);
1243 }
1244 bytes[0] = 4;
1245 bytes = smb_bytes_push_str(bytes, cli_ucs2(cli), fname_src,
1246 strlen(fname_src)+1, NULL);
1247 if (tevent_req_nomem(bytes, req)) {
1248 return tevent_req_post(req, ev);
1249 }
1250
1251 bytes = TALLOC_REALLOC_ARRAY(state, bytes, uint8_t,
1252 talloc_get_size(bytes)+1);
1253 if (tevent_req_nomem(bytes, req)) {
1254 return tevent_req_post(req, ev);
1255 }
1256
1257 bytes[talloc_get_size(bytes)-1] = 4;
1258 bytes = smb_bytes_push_str(bytes, cli_ucs2(cli), fname_dst,
1259 strlen(fname_dst)+1, NULL);
1260 if (tevent_req_nomem(bytes, req)) {
1261 return tevent_req_post(req, ev);
1262 }
1263
1264 subreq = cli_smb_send(state, ev, cli, SMBntrename, additional_flags,
1265 4, state->vwv, talloc_get_size(bytes), bytes);
1266 if (tevent_req_nomem(subreq, req)) {
1267 return tevent_req_post(req, ev);
1268 }
1269 tevent_req_set_callback(subreq, cli_ntrename_internal_done, req);
1270 return req;
1271 }
1272
1273 static void cli_ntrename_internal_done(struct tevent_req *subreq)
1274 {
1275 struct tevent_req *req = tevent_req_callback_data(
1276 subreq, struct tevent_req);
1277 NTSTATUS status;
1278
1279 status = cli_smb_recv(subreq, NULL, NULL, 0, NULL, NULL, NULL, NULL);
1280 TALLOC_FREE(subreq);
1281 if (tevent_req_nterror(req, status)) {
1282 return;
1283 }
1284 tevent_req_done(req);
1285 }
1286
1287 static NTSTATUS cli_ntrename_internal_recv(struct tevent_req *req)
1288 {
1289 return tevent_req_simple_recv_ntstatus(req);
1290 }
1291
1292 struct tevent_req *cli_ntrename_send(TALLOC_CTX *mem_ctx,
1293 struct event_context *ev,
1294 struct cli_state *cli,
1295 const char *fname_src,
1296 const char *fname_dst)
1297 {
1298 return cli_ntrename_internal_send(mem_ctx,
1299 ev,
1300 cli,
1301 fname_src,
1302 fname_dst,
1303 RENAME_FLAG_RENAME);
1304 }
1305
1306 NTSTATUS cli_ntrename_recv(struct tevent_req *req)
1307 {
1308 return cli_ntrename_internal_recv(req);
1309 }
1310
1311 NTSTATUS cli_ntrename(struct cli_state *cli, const char *fname_src, const char *fname_dst)
1312 {
1313 TALLOC_CTX *frame = talloc_stackframe();
1314 struct event_context *ev;
1315 struct tevent_req *req;
1316 NTSTATUS status = NT_STATUS_OK;
1317
1318 if (cli_has_async_calls(cli)) {
1319 /*
1320 * Can't use sync call while an async call is in flight
1321 */
1322 status = NT_STATUS_INVALID_PARAMETER;
1323 goto fail;
1324 }
1325
1326 ev = event_context_init(frame);
1327 if (ev == NULL) {
1328 status = NT_STATUS_NO_MEMORY;
1329 goto fail;
1330 }
1331
1332 req = cli_ntrename_send(frame, ev, cli, fname_src, fname_dst);
1333 if (req == NULL) {
1334 status = NT_STATUS_NO_MEMORY;
1335 goto fail;
1336 }
1337
1338 if (!tevent_req_poll(req, ev)) {
1339 status = map_nt_error_from_unix(errno);
1340 goto fail;
1341 }
1342
1343 status = cli_ntrename_recv(req);
1344
1345 fail:
1346 TALLOC_FREE(frame);
1347 return status;
1348 }
1349
1350 /****************************************************************************
1351 NT hardlink a file.
1352 ****************************************************************************/
1353
1354 struct tevent_req *cli_nt_hardlink_send(TALLOC_CTX *mem_ctx,
1355 struct event_context *ev,
1356 struct cli_state *cli,
1357 const char *fname_src,
1358 const char *fname_dst)
1359 {
1360 return cli_ntrename_internal_send(mem_ctx,
1361 ev,
1362 cli,
1363 fname_src,
1364 fname_dst,
1365 RENAME_FLAG_HARD_LINK);
1366 }
1367
1368 NTSTATUS cli_nt_hardlink_recv(struct tevent_req *req)
1369 {
1370 return cli_ntrename_internal_recv(req);
1371 }
1372
1373 NTSTATUS cli_nt_hardlink(struct cli_state *cli, const char *fname_src, const char *fname_dst)
1374 {
1375 TALLOC_CTX *frame = talloc_stackframe();
1376 struct event_context *ev;
1377 struct tevent_req *req;
1378 NTSTATUS status = NT_STATUS_OK;
1379
1380 if (cli_has_async_calls(cli)) {
1381 /*
1382 * Can't use sync call while an async call is in flight
1383 */
1384 status = NT_STATUS_INVALID_PARAMETER;
1385 goto fail;
1386 }
1387
1388 ev = event_context_init(frame);
1389 if (ev == NULL) {
1390 status = NT_STATUS_NO_MEMORY;
1391 goto fail;
1392 }
1393
1394 req = cli_nt_hardlink_send(frame, ev, cli, fname_src, fname_dst);
1395 if (req == NULL) {
1396 status = NT_STATUS_NO_MEMORY;
1397 goto fail;
1398 }
1399
1400 if (!tevent_req_poll(req, ev)) {
1401 status = map_nt_error_from_unix(errno);
1402 goto fail;
1403 }
1404
1405 status = cli_nt_hardlink_recv(req);
1406
1407 fail:
1408 TALLOC_FREE(frame);
1409 return status;
1410 }
1411
1412 /****************************************************************************
1413 Delete a file.
1414 ****************************************************************************/
1415
1416 static void cli_unlink_done(struct tevent_req *subreq);
1417
1418 struct cli_unlink_state {
1419 uint16_t vwv[1];
1420 };
1421
1422 struct tevent_req *cli_unlink_send(TALLOC_CTX *mem_ctx,
1423 struct event_context *ev,
1424 struct cli_state *cli,
1425 const char *fname,
1426 uint16_t mayhave_attrs)
1427 {
1428 struct tevent_req *req = NULL, *subreq = NULL;
1429 struct cli_unlink_state *state = NULL;
1430 uint8_t additional_flags = 0;
1431 uint8_t *bytes = NULL;
1432
1433 req = tevent_req_create(mem_ctx, &state, struct cli_unlink_state);
1434 if (req == NULL) {
1435 return NULL;
1436 }
1437
1438 SSVAL(state->vwv+0, 0, mayhave_attrs);
1439
1440 bytes = talloc_array(state, uint8_t, 1);
1441 if (tevent_req_nomem(bytes, req)) {
1442 return tevent_req_post(req, ev);
1443 }
1444 bytes[0] = 4;
1445 bytes = smb_bytes_push_str(bytes, cli_ucs2(cli), fname,
1446 strlen(fname)+1, NULL);
1447
1448 if (tevent_req_nomem(bytes, req)) {
1449 return tevent_req_post(req, ev);
1450 }
1451
1452 subreq = cli_smb_send(state, ev, cli, SMBunlink, additional_flags,
1453 1, state->vwv, talloc_get_size(bytes), bytes);
1454 if (tevent_req_nomem(subreq, req)) {
1455 return tevent_req_post(req, ev);
1456 }
1457 tevent_req_set_callback(subreq, cli_unlink_done, req);
1458 return req;
1459 }
1460
1461 static void cli_unlink_done(struct tevent_req *subreq)
1462 {
1463 struct tevent_req *req = tevent_req_callback_data(
1464 subreq, struct tevent_req);
1465 NTSTATUS status;
1466
1467 status = cli_smb_recv(subreq, NULL, NULL, 0, NULL, NULL, NULL, NULL);
1468 TALLOC_FREE(subreq);
1469 if (tevent_req_nterror(req, status)) {
1470 return;
1471 }
1472 tevent_req_done(req);
1473 }
1474
1475 NTSTATUS cli_unlink_recv(struct tevent_req *req)
1476 {
1477 return tevent_req_simple_recv_ntstatus(req);
1478 }
1479
1480 NTSTATUS cli_unlink(struct cli_state *cli, const char *fname, uint16_t mayhave_attrs)
1481 {
1482 TALLOC_CTX *frame = talloc_stackframe();
1483 struct event_context *ev;
1484 struct tevent_req *req;
1485 NTSTATUS status = NT_STATUS_OK;
1486
1487 if (cli_has_async_calls(cli)) {
1488 /*
1489 * Can't use sync call while an async call is in flight
1490 */
1491 status = NT_STATUS_INVALID_PARAMETER;
1492 goto fail;
1493 }
1494
1495 ev = event_context_init(frame);
1496 if (ev == NULL) {
1497 status = NT_STATUS_NO_MEMORY;
1498 goto fail;
1499 }
1500
1501 req = cli_unlink_send(frame, ev, cli, fname, mayhave_attrs);
1502 if (req == NULL) {
1503 status = NT_STATUS_NO_MEMORY;
1504 goto fail;
1505 }
1506
1507 if (!tevent_req_poll(req, ev)) {
1508 status = map_nt_error_from_unix(errno);
1509 goto fail;
1510 }
1511
1512 status = cli_unlink_recv(req);
1513
1514 fail:
1515 TALLOC_FREE(frame);
1516 return status;
1517 }
1518
1519 /****************************************************************************
1520 Create a directory.
1521 ****************************************************************************/
1522
1523 static void cli_mkdir_done(struct tevent_req *subreq);
1524
1525 struct cli_mkdir_state {
1526 int dummy;
1527 };
1528
1529 struct tevent_req *cli_mkdir_send(TALLOC_CTX *mem_ctx,
1530 struct event_context *ev,
1531 struct cli_state *cli,
1532 const char *dname)
1533 {
1534 struct tevent_req *req = NULL, *subreq = NULL;
1535 struct cli_mkdir_state *state = NULL;
1536 uint8_t additional_flags = 0;
1537 uint8_t *bytes = NULL;
1538
1539 req = tevent_req_create(mem_ctx, &state, struct cli_mkdir_state);
1540 if (req == NULL) {
1541 return NULL;
1542 }
1543
1544 bytes = talloc_array(state, uint8_t, 1);
1545 if (tevent_req_nomem(bytes, req)) {
1546 return tevent_req_post(req, ev);
1547 }
1548 bytes[0] = 4;
1549 bytes = smb_bytes_push_str(bytes, cli_ucs2(cli), dname,
1550 strlen(dname)+1, NULL);
1551
1552 if (tevent_req_nomem(bytes, req)) {
1553 return tevent_req_post(req, ev);
1554 }
1555
1556 subreq = cli_smb_send(state, ev, cli, SMBmkdir, additional_flags,
1557 0, NULL, talloc_get_size(bytes), bytes);
1558 if (tevent_req_nomem(subreq, req)) {
1559 return tevent_req_post(req, ev);
1560 }
1561 tevent_req_set_callback(subreq, cli_mkdir_done, req);
1562 return req;
1563 }
1564
1565 static void cli_mkdir_done(struct tevent_req *subreq)
1566 {
1567 struct tevent_req *req = tevent_req_callback_data(
1568 subreq, struct tevent_req);
1569 NTSTATUS status;
1570
1571 status = cli_smb_recv(subreq, NULL, NULL, 0, NULL, NULL, NULL, NULL);
1572 TALLOC_FREE(subreq);
1573 if (tevent_req_nterror(req, status)) {
1574 return;
1575 }
1576 tevent_req_done(req);
1577 }
1578
1579 NTSTATUS cli_mkdir_recv(struct tevent_req *req)
1580 {
1581 return tevent_req_simple_recv_ntstatus(req);
1582 }
1583
1584 NTSTATUS cli_mkdir(struct cli_state *cli, const char *dname)
1585 {
1586 TALLOC_CTX *frame = talloc_stackframe();
1587 struct event_context *ev;
1588 struct tevent_req *req;
1589 NTSTATUS status = NT_STATUS_OK;
1590
1591 if (cli_has_async_calls(cli)) {
1592 /*
1593 * Can't use sync call while an async call is in flight
1594 */
1595 status = NT_STATUS_INVALID_PARAMETER;
1596 goto fail;
1597 }
1598
1599 ev = event_context_init(frame);
1600 if (ev == NULL) {
1601 status = NT_STATUS_NO_MEMORY;
1602 goto fail;
1603 }
1604
1605 req = cli_mkdir_send(frame, ev, cli, dname);
1606 if (req == NULL) {
1607 status = NT_STATUS_NO_MEMORY;
1608 goto fail;
1609 }
1610
1611 if (!tevent_req_poll(req, ev)) {
1612 status = map_nt_error_from_unix(errno);
1613 goto fail;
1614 }
1615
1616 status = cli_mkdir_recv(req);
1617
1618 fail:
1619 TALLOC_FREE(frame);
1620 return status;
1621 }
1622
1623 /****************************************************************************
1624 Remove a directory.
1625 ****************************************************************************/
1626
1627 static void cli_rmdir_done(struct tevent_req *subreq);
1628
1629 struct cli_rmdir_state {
1630 int dummy;
1631 };
1632
1633 struct tevent_req *cli_rmdir_send(TALLOC_CTX *mem_ctx,
1634 struct event_context *ev,
1635 struct cli_state *cli,
1636 const char *dname)
1637 {
1638 struct tevent_req *req = NULL, *subreq = NULL;
1639 struct cli_rmdir_state *state = NULL;
1640 uint8_t additional_flags = 0;
1641 uint8_t *bytes = NULL;
1642
1643 req = tevent_req_create(mem_ctx, &state, struct cli_rmdir_state);
1644 if (req == NULL) {
1645 return NULL;
1646 }
1647
1648 bytes = talloc_array(state, uint8_t, 1);
1649 if (tevent_req_nomem(bytes, req)) {
1650 return tevent_req_post(req, ev);
1651 }
1652 bytes[0] = 4;
1653 bytes = smb_bytes_push_str(bytes, cli_ucs2(cli), dname,
1654 strlen(dname)+1, NULL);
1655
1656 if (tevent_req_nomem(bytes, req)) {
1657 return tevent_req_post(req, ev);
1658 }
1659
1660 subreq = cli_smb_send(state, ev, cli, SMBrmdir, additional_flags,
1661 0, NULL, talloc_get_size(bytes), bytes);
1662 if (tevent_req_nomem(subreq, req)) {
1663 return tevent_req_post(req, ev);
1664 }
1665 tevent_req_set_callback(subreq, cli_rmdir_done, req);
1666 return req;
1667 }
1668
1669 static void cli_rmdir_done(struct tevent_req *subreq)
1670 {
1671 struct tevent_req *req = tevent_req_callback_data(
1672 subreq, struct tevent_req);
1673 NTSTATUS status;
1674
1675 status = cli_smb_recv(subreq, NULL, NULL, 0, NULL, NULL, NULL, NULL);
1676 TALLOC_FREE(subreq);
1677 if (tevent_req_nterror(req, status)) {
1678 return;
1679 }
1680 tevent_req_done(req);
1681 }
1682
1683 NTSTATUS cli_rmdir_recv(struct tevent_req *req)
1684 {
1685 return tevent_req_simple_recv_ntstatus(req);
1686 }
1687
1688 NTSTATUS cli_rmdir(struct cli_state *cli, const char *dname)
1689 {
1690 TALLOC_CTX *frame = talloc_stackframe();
1691 struct event_context *ev;
1692 struct tevent_req *req;
1693 NTSTATUS status = NT_STATUS_OK;
1694
1695 if (cli_has_async_calls(cli)) {
1696 /*
1697 * Can't use sync call while an async call is in flight
1698 */
1699 status = NT_STATUS_INVALID_PARAMETER;
1700 goto fail;
1701 }
1702
1703 ev = event_context_init(frame);
1704 if (ev == NULL) {
1705 status = NT_STATUS_NO_MEMORY;
1706 goto fail;
1707 }
1708
1709 req = cli_rmdir_send(frame, ev, cli, dname);
1710 if (req == NULL) {
1711 status = NT_STATUS_NO_MEMORY;
1712 goto fail;
1713 }
1714
1715 if (!tevent_req_poll(req, ev)) {
1716 status = map_nt_error_from_unix(errno);
1717 goto fail;
1718 }
1719
1720 status = cli_rmdir_recv(req);
1721
1722 fail:
1723 TALLOC_FREE(frame);
1724 return status;
1725 }
1726
1727 /****************************************************************************
1728 Set or clear the delete on close flag.
1729 ****************************************************************************/
1730
1731 struct doc_state {
1732 uint16_t setup;
1733 uint8_t param[6];
1734 uint8_t data[1];
1735 };
1736
1737 static void cli_nt_delete_on_close_done(struct tevent_req *subreq)
1738 {
1739 NTSTATUS status = cli_trans_recv(subreq, NULL, NULL, NULL, 0, NULL,
1740 NULL, 0, NULL, NULL, 0, NULL);
1741 tevent_req_simple_finish_ntstatus(subreq, status);
1742 }
1743
1744 struct tevent_req *cli_nt_delete_on_close_send(TALLOC_CTX *mem_ctx,
1745 struct event_context *ev,
1746 struct cli_state *cli,
1747 uint16_t fnum,
1748 bool flag)
1749 {
1750 struct tevent_req *req = NULL, *subreq = NULL;
1751 struct doc_state *state = NULL;
1752
1753 req = tevent_req_create(mem_ctx, &state, struct doc_state);
1754 if (req == NULL) {
1755 return NULL;
1756 }
1757
1758 /* Setup setup word. */
1759 SSVAL(&state->setup, 0, TRANSACT2_SETFILEINFO);
1760
1761 /* Setup param array. */
1762 SSVAL(state->param,0,fnum);
1763 SSVAL(state->param,2,SMB_SET_FILE_DISPOSITION_INFO);
1764
1765 /* Setup data array. */
1766 SCVAL(&state->data[0], 0, flag ? 1 : 0);
1767
1768 subreq = cli_trans_send(state, /* mem ctx. */
1769 ev, /* event ctx. */
1770 cli, /* cli_state. */
1771 SMBtrans2, /* cmd. */
1772 NULL, /* pipe name. */
1773 -1, /* fid. */
1774 0, /* function. */
1775 0, /* flags. */
1776 &state->setup, /* setup. */
1777 1, /* num setup uint16_t words. */
1778 0, /* max returned setup. */
1779 state->param, /* param. */
1780 6, /* num param. */
1781 2, /* max returned param. */
1782 state->data, /* data. */
1783 1, /* num data. */
1784 0); /* max returned data. */
1785
1786 if (tevent_req_nomem(subreq, req)) {
1787 return tevent_req_post(req, ev);
1788 }
1789 tevent_req_set_callback(subreq, cli_nt_delete_on_close_done, req);
1790 return req;
1791 }
1792
1793 NTSTATUS cli_nt_delete_on_close_recv(struct tevent_req *req)
1794 {
1795 return tevent_req_simple_recv_ntstatus(req);
1796 }
1797
1798 NTSTATUS cli_nt_delete_on_close(struct cli_state *cli, uint16_t fnum, bool flag)
1799 {
1800 TALLOC_CTX *frame = talloc_stackframe();
1801 struct event_context *ev = NULL;
1802 struct tevent_req *req = NULL;
1803 NTSTATUS status = NT_STATUS_OK;
1804
1805 if (cli_has_async_calls(cli)) {
1806 /*
1807 * Can't use sync call while an async call is in flight
1808 */
1809 status = NT_STATUS_INVALID_PARAMETER;
1810 goto fail;
1811 }
1812
1813 ev = event_context_init(frame);
1814 if (ev == NULL) {
1815 status = NT_STATUS_NO_MEMORY;
1816 goto fail;
1817 }
1818
1819 req = cli_nt_delete_on_close_send(frame,
1820 ev,
1821 cli,
1822 fnum,
1823 flag);
1824 if (req == NULL) {
1825 status = NT_STATUS_NO_MEMORY;
1826 goto fail;
1827 }
1828
1829 if (!tevent_req_poll(req, ev)) {
1830 status = map_nt_error_from_unix(errno);
1831 goto fail;
1832 }
1833
1834 status = cli_nt_delete_on_close_recv(req);
1835
1836 fail:
1837 TALLOC_FREE(frame);
1838 return status;
1839 }
1840
1841 struct cli_ntcreate_state {
1842 uint16_t vwv[24];
1843 uint16_t fnum;
1844 };
1845
1846 static void cli_ntcreate_done(struct tevent_req *subreq);
1847
1848 struct tevent_req *cli_ntcreate_send(TALLOC_CTX *mem_ctx,
1849 struct event_context *ev,
1850 struct cli_state *cli,
1851 const char *fname,
1852 uint32_t CreatFlags,
1853 uint32_t DesiredAccess,
1854 uint32_t FileAttributes,
1855 uint32_t ShareAccess,
1856 uint32_t CreateDisposition,
1857 uint32_t CreateOptions,
1858 uint8_t SecurityFlags)
1859 {
1860 struct tevent_req *req, *subreq;
1861 struct cli_ntcreate_state *state;
1862 uint16_t *vwv;
1863 uint8_t *bytes;
1864 size_t converted_len;
1865
1866 req = tevent_req_create(mem_ctx, &state, struct cli_ntcreate_state);
1867 if (req == NULL) {
1868 return NULL;
1869 }
1870
1871 vwv = state->vwv;
1872
1873 SCVAL(vwv+0, 0, 0xFF);
1874 SCVAL(vwv+0, 1, 0);
1875 SSVAL(vwv+1, 0, 0);
1876 SCVAL(vwv+2, 0, 0);
1877
1878 if (cli->use_oplocks) {
1879 CreatFlags |= (REQUEST_OPLOCK|REQUEST_BATCH_OPLOCK);
1880 }
1881 SIVAL(vwv+3, 1, CreatFlags);
1882 SIVAL(vwv+5, 1, 0x0); /* RootDirectoryFid */
1883 SIVAL(vwv+7, 1, DesiredAccess);
1884 SIVAL(vwv+9, 1, 0x0); /* AllocationSize */
1885 SIVAL(vwv+11, 1, 0x0); /* AllocationSize */
1886 SIVAL(vwv+13, 1, FileAttributes);
1887 SIVAL(vwv+15, 1, ShareAccess);
1888 SIVAL(vwv+17, 1, CreateDisposition);
1889 SIVAL(vwv+19, 1, CreateOptions);
1890 SIVAL(vwv+21, 1, 0x02); /* ImpersonationLevel */
1891 SCVAL(vwv+23, 1, SecurityFlags);
1892
1893 bytes = talloc_array(state, uint8_t, 0);
1894 bytes = smb_bytes_push_str(bytes, cli_ucs2(cli),
1895 fname, strlen(fname)+1,
1896 &converted_len);
1897
1898 /* sigh. this copes with broken netapp filer behaviour */
1899 bytes = smb_bytes_push_str(bytes, cli_ucs2(cli), "", 1, NULL);
1900
1901 if (tevent_req_nomem(bytes, req)) {
1902 return tevent_req_post(req, ev);
1903 }
1904
1905 SSVAL(vwv+2, 1, converted_len);
1906
1907 subreq = cli_smb_send(state, ev, cli, SMBntcreateX, 0, 24, vwv,
1908 talloc_get_size(bytes), bytes);
1909 if (tevent_req_nomem(subreq, req)) {
1910 return tevent_req_post(req, ev);
1911 }
1912 tevent_req_set_callback(subreq, cli_ntcreate_done, req);
1913 return req;
1914 }
1915
1916 static void cli_ntcreate_done(struct tevent_req *subreq)
1917 {
1918 struct tevent_req *req = tevent_req_callback_data(
1919 subreq, struct tevent_req);
1920 struct cli_ntcreate_state *state = tevent_req_data(
1921 req, struct cli_ntcreate_state);
1922 uint8_t wct;
1923 uint16_t *vwv;
1924 uint32_t num_bytes;
1925 uint8_t *bytes;
1926 uint8_t *inbuf;
1927 NTSTATUS status;
1928
1929 status = cli_smb_recv(subreq, state, &inbuf, 3, &wct, &vwv,
1930 &num_bytes, &bytes);
1931 TALLOC_FREE(subreq);
1932 if (tevent_req_nterror(req, status)) {
1933 return;
1934 }
1935 state->fnum = SVAL(vwv+2, 1);
1936 tevent_req_done(req);
1937 }
1938
1939 NTSTATUS cli_ntcreate_recv(struct tevent_req *req, uint16_t *pfnum)
1940 {
1941 struct cli_ntcreate_state *state = tevent_req_data(
1942 req, struct cli_ntcreate_state);
1943 NTSTATUS status;
1944
1945 if (tevent_req_is_nterror(req, &status)) {
1946 return status;
1947 }
1948 *pfnum = state->fnum;
1949 return NT_STATUS_OK;
1950 }
1951
1952 NTSTATUS cli_ntcreate(struct cli_state *cli,
1953 const char *fname,
1954 uint32_t CreatFlags,
1955 uint32_t DesiredAccess,
1956 uint32_t FileAttributes,
1957 uint32_t ShareAccess,
1958 uint32_t CreateDisposition,
1959 uint32_t CreateOptions,
1960 uint8_t SecurityFlags,
1961 uint16_t *pfid)
1962 {
1963 TALLOC_CTX *frame = talloc_stackframe();
1964 struct event_context *ev;
1965 struct tevent_req *req;
1966 NTSTATUS status = NT_STATUS_OK;
1967
1968 if (cli_has_async_calls(cli)) {
1969 /*
1970 * Can't use sync call while an async call is in flight
1971 */
1972 status = NT_STATUS_INVALID_PARAMETER;
1973 goto fail;
1974 }
1975
1976 ev = event_context_init(frame);
1977 if (ev == NULL) {
1978 status = NT_STATUS_NO_MEMORY;
1979 goto fail;
1980 }
1981
1982 req = cli_ntcreate_send(frame, ev, cli, fname, CreatFlags,
1983 DesiredAccess, FileAttributes, ShareAccess,
1984 CreateDisposition, CreateOptions,
1985 SecurityFlags);
1986 if (req == NULL) {
1987 status = NT_STATUS_NO_MEMORY;
1988 goto fail;
1989 }
1990
1991 if (!tevent_req_poll(req, ev)) {
1992 status = map_nt_error_from_unix(errno);
1993 goto fail;
1994 }
1995
1996 status = cli_ntcreate_recv(req, pfid);
1997 fail:
1998 TALLOC_FREE(frame);
1999 return status;
2000 }
2001
2002 /****************************************************************************
2003 Open a file
2004 WARNING: if you open with O_WRONLY then getattrE won't work!
2005 ****************************************************************************/
2006
2007 struct cli_open_state {
2008 struct tevent_context *ev;
2009 struct cli_state *cli;
2010 const char *fname;
2011 uint16_t vwv[15];
2012 uint16_t fnum;
2013 unsigned openfn;
2014 unsigned dos_deny;
2015 uint8_t additional_flags;
2016 struct iovec bytes;
2017 };
2018
2019 static void cli_open_done(struct tevent_req *subreq);
2020 static void cli_open_ntcreate_done(struct tevent_req *subreq);
2021
2022 struct tevent_req *cli_open_create(TALLOC_CTX *mem_ctx,
2023 struct event_context *ev,
2024 struct cli_state *cli, const char *fname,
2025 int flags, int share_mode,
2026 struct tevent_req **psmbreq)
2027 {
2028 struct tevent_req *req, *subreq;
2029 struct cli_open_state *state;
2030 uint8_t *bytes;
2031
2032 req = tevent_req_create(mem_ctx, &state, struct cli_open_state);
2033 if (req == NULL) {
2034 return NULL;
2035 }
2036 state->ev = ev;
2037 state->cli = cli;
2038 state->fname = fname;
2039
2040 if (flags & O_CREAT) {
2041 state->openfn |= (1<<4);
2042 }
2043 if (!(flags & O_EXCL)) {
2044 if (flags & O_TRUNC)
2045 state->openfn |= (1<<1);
2046 else
2047 state->openfn |= (1<<0);
2048 }
2049
2050 state->dos_deny = (share_mode<<4);
2051
2052 if ((flags & O_ACCMODE) == O_RDWR) {
2053 state->dos_deny |= 2;
2054 } else if ((flags & O_ACCMODE) == O_WRONLY) {
2055 state->dos_deny |= 1;
2056 }
2057
2058 #if defined(O_SYNC)
2059 if ((flags & O_SYNC) == O_SYNC) {
2060 state->dos_deny |= (1<<14);
2061 }
2062 #endif /* O_SYNC */
2063
2064 if (share_mode == DENY_FCB) {
2065 state->dos_deny = 0xFF;
2066 }
2067
2068 SCVAL(state->vwv + 0, 0, 0xFF);
2069 SCVAL(state->vwv + 0, 1, 0);
2070 SSVAL(state->vwv + 1, 0, 0);
2071 SSVAL(state->vwv + 2, 0, 0); /* no additional info */
2072 SSVAL(state->vwv + 3, 0, state->dos_deny);
2073 SSVAL(state->vwv + 4, 0, FILE_ATTRIBUTE_SYSTEM | FILE_ATTRIBUTE_HIDDEN);
2074 SSVAL(state->vwv + 5, 0, 0);
2075 SIVAL(state->vwv + 6, 0, 0);
2076 SSVAL(state->vwv + 8, 0, state->openfn);
2077 SIVAL(state->vwv + 9, 0, 0);
2078 SIVAL(state->vwv + 11, 0, 0);
2079 SIVAL(state->vwv + 13, 0, 0);
2080
2081 if (cli->use_oplocks) {
2082 /* if using oplocks then ask for a batch oplock via
2083 core and extended methods */
2084 state->additional_flags =
2085 FLAG_REQUEST_OPLOCK|FLAG_REQUEST_BATCH_OPLOCK;
2086 SSVAL(state->vwv+2, 0, SVAL(state->vwv+2, 0) | 6);
2087 }
2088
2089 bytes = talloc_array(state, uint8_t, 0);
2090 bytes = smb_bytes_push_str(bytes, cli_ucs2(cli), fname,
2091 strlen(fname)+1, NULL);
2092
2093 if (tevent_req_nomem(bytes, req)) {
2094 return tevent_req_post(req, ev);
2095 }
2096
2097 state->bytes.iov_base = (void *)bytes;
2098 state->bytes.iov_len = talloc_get_size(bytes);
2099
2100 subreq = cli_smb_req_create(state, ev, cli, SMBopenX,
2101 state->additional_flags,
2102 15, state->vwv, 1, &state->bytes);
2103 if (subreq == NULL) {
2104 TALLOC_FREE(req);
2105 return NULL;
2106 }
2107 tevent_req_set_callback(subreq, cli_open_done, req);
2108 *psmbreq = subreq;
2109 return req;
2110 }
2111
2112 struct tevent_req *cli_open_send(TALLOC_CTX *mem_ctx, struct event_context *ev,
2113 struct cli_state *cli, const char *fname,
2114 int flags, int share_mode)
2115 {
2116 struct tevent_req *req, *subreq;
2117 NTSTATUS status;
2118
2119 req = cli_open_create(mem_ctx, ev, cli, fname, flags, share_mode,
2120 &subreq);
2121 if (req == NULL) {
2122 return NULL;
2123 }
2124
2125 status = cli_smb_req_send(subreq);
2126 if (tevent_req_nterror(req, status)) {
2127 return tevent_req_post(req, ev);
2128 }
2129 return req;
2130 }
2131
2132 static void cli_open_done(struct tevent_req *subreq)
2133 {
2134 struct tevent_req *req = tevent_req_callback_data(
2135 subreq, struct tevent_req);
2136 struct cli_open_state *state = tevent_req_data(
2137 req, struct cli_open_state);
2138 uint8_t wct;
2139 uint16_t *vwv;
2140 uint8_t *inbuf;
2141 NTSTATUS status;
2142 uint32_t access_mask, share_mode, create_disposition, create_options;
2143
2144 status = cli_smb_recv(subreq, state, &inbuf, 3, &wct, &vwv, NULL,
2145 NULL);
2146 TALLOC_FREE(subreq);
2147
2148 if (NT_STATUS_IS_OK(status)) {
2149 state->fnum = SVAL(vwv+2, 0);
2150 tevent_req_done(req);
2151 return;
2152 }
2153
2154 if (!NT_STATUS_EQUAL(status, NT_STATUS_NOT_SUPPORTED)) {
2155 tevent_req_nterror(req, status);
2156 return;
2157 }
2158
2159 /*
2160 * For the new shiny OS/X Lion SMB server, try a ntcreate
2161 * fallback.
2162 */
2163
2164 if (!map_open_params_to_ntcreate(state->fname, state->dos_deny,
2165 state->openfn, &access_mask,
2166 &share_mode, &create_disposition,
2167 &create_options, NULL)) {
2168 tevent_req_nterror(req, NT_STATUS_NOT_SUPPORTED);
2169 return;
2170 }
2171
2172 subreq = cli_ntcreate_send(state, state->ev, state->cli,
2173 state->fname, 0, access_mask,
2174 0, share_mode, create_disposition,
2175 create_options, 0);
2176 if (tevent_req_nomem(subreq, req)) {
2177 return;
2178 }
2179 tevent_req_set_callback(subreq, cli_open_ntcreate_done, req);
2180 }
2181
2182 static void cli_open_ntcreate_done(struct tevent_req *subreq)
2183 {
2184 struct tevent_req *req = tevent_req_callback_data(
2185 subreq, struct tevent_req);
2186 struct cli_open_state *state = tevent_req_data(
2187 req, struct cli_open_state);
2188 NTSTATUS status;
2189
2190 status = cli_ntcreate_recv(subreq, &state->fnum);
2191 TALLOC_FREE(subreq);
2192 if (tevent_req_nterror(req, status)) {
2193 return;
2194 }
2195 tevent_req_done(req);
2196 }
2197
2198 NTSTATUS cli_open_recv(struct tevent_req *req, uint16_t *pfnum)
2199 {
2200 struct cli_open_state *state = tevent_req_data(
2201 req, struct cli_open_state);
2202 NTSTATUS status;
2203
2204 if (tevent_req_is_nterror(req, &status)) {
2205 return status;
2206 }
2207 *pfnum = state->fnum;
2208 return NT_STATUS_OK;
2209 }
2210
2211 NTSTATUS cli_open(struct cli_state *cli, const char *fname, int flags,
2212 int share_mode, uint16_t *pfnum)
2213 {
2214 TALLOC_CTX *frame = talloc_stackframe();
2215 struct event_context *ev;
2216 struct tevent_req *req;
2217 NTSTATUS status = NT_STATUS_OK;
2218
2219 if (cli_has_async_calls(cli)) {
2220 /*
2221 * Can't use sync call while an async call is in flight
2222 */
2223 status = NT_STATUS_INVALID_PARAMETER;
2224 goto fail;
2225 }
2226
2227 ev = event_context_init(frame);
2228 if (ev == NULL) {
2229 status = NT_STATUS_NO_MEMORY;
2230 goto fail;
2231 }
2232
2233 req = cli_open_send(frame, ev, cli, fname, flags, share_mode);
2234 if (req == NULL) {
2235 status = NT_STATUS_NO_MEMORY;
2236 goto fail;
2237 }
2238
2239 if (!tevent_req_poll(req, ev)) {
2240 status = map_nt_error_from_unix(errno);
2241 goto fail;
2242 }
2243
2244 status = cli_open_recv(req, pfnum);
2245 fail:
2246 TALLOC_FREE(frame);
2247 return status;
2248 }
2249
2250 /****************************************************************************
2251 Close a file.
2252 ****************************************************************************/
2253
2254 struct cli_close_state {
2255 uint16_t vwv[3];
2256 };
2257
2258 static void cli_close_done(struct tevent_req *subreq);
2259
2260 struct tevent_req *cli_close_create(TALLOC_CTX *mem_ctx,
2261 struct event_context *ev,
2262 struct cli_state *cli,
2263 uint16_t fnum,
2264 struct tevent_req **psubreq)
2265 {
2266 struct tevent_req *req, *subreq;
2267 struct cli_close_state *state;
2268
2269 req = tevent_req_create(mem_ctx, &state, struct cli_close_state);
2270 if (req == NULL) {
2271 return NULL;
2272 }
2273
2274 SSVAL(state->vwv+0, 0, fnum);
2275 SIVALS(state->vwv+1, 0, -1);
2276
2277 subreq = cli_smb_req_create(state, ev, cli, SMBclose, 0, 3, state->vwv,
2278 0, NULL);
2279 if (subreq == NULL) {
2280 TALLOC_FREE(req);
2281 return NULL;
2282 }
2283 tevent_req_set_callback(subreq, cli_close_done, req);
2284 *psubreq = subreq;
2285 return req;
2286 }
2287
2288 struct tevent_req *cli_close_send(TALLOC_CTX *mem_ctx,
2289 struct event_context *ev,
2290 struct cli_state *cli,
2291 uint16_t fnum)
2292 {
2293 struct tevent_req *req, *subreq;
2294 NTSTATUS status;
2295
2296 req = cli_close_create(mem_ctx, ev, cli, fnum, &subreq);
2297 if (req == NULL) {
2298 return NULL;
2299 }
2300
2301 status = cli_smb_req_send(subreq);
2302 if (tevent_req_nterror(req, status)) {
2303 return tevent_req_post(req, ev);
2304 }
2305 return req;
2306 }
2307
2308 static void cli_close_done(struct tevent_req *subreq)
2309 {
2310 struct tevent_req *req = tevent_req_callback_data(
2311 subreq, struct tevent_req);
2312 NTSTATUS status;
2313
2314 status = cli_smb_recv(subreq, NULL, NULL, 0, NULL, NULL, NULL, NULL);
2315 TALLOC_FREE(subreq);
2316 if (tevent_req_nterror(req, status)) {
2317 return;
2318 }
2319 tevent_req_done(req);
2320 }
2321
2322 NTSTATUS cli_close_recv(struct tevent_req *req)
2323 {
2324 return tevent_req_simple_recv_ntstatus(req);
2325 }
2326
2327 NTSTATUS cli_close(struct cli_state *cli, uint16_t fnum)
2328 {
2329 TALLOC_CTX *frame = talloc_stackframe();
2330 struct event_context *ev;
2331 struct tevent_req *req;
2332 NTSTATUS status = NT_STATUS_OK;
2333
2334 if (cli_has_async_calls(cli)) {
2335 /*
2336 * Can't use sync call while an async call is in flight
2337 */
2338 status = NT_STATUS_INVALID_PARAMETER;
2339 goto fail;
2340 }
2341
2342 ev = event_context_init(frame);
2343 if (ev == NULL) {
2344 status = NT_STATUS_NO_MEMORY;
2345 goto fail;
2346 }
2347
2348 req = cli_close_send(frame, ev, cli, fnum);
2349 if (req == NULL) {
2350 status = NT_STATUS_NO_MEMORY;
2351 goto fail;
2352 }
2353
2354 if (!tevent_req_poll(req, ev)) {
2355 status = map_nt_error_from_unix(errno);
2356 goto fail;
2357 }
2358
2359 status = cli_close_recv(req);
2360 fail:
2361 TALLOC_FREE(frame);
2362 return status;
2363 }
2364
2365 /****************************************************************************
2366 Truncate a file to a specified size
2367 ****************************************************************************/
2368
2369 struct ftrunc_state {
2370 uint16_t setup;
2371 uint8_t param[6];
2372 uint8_t data[8];
2373 };
2374
2375 static void cli_ftruncate_done(struct tevent_req *subreq)
2376 {
2377 NTSTATUS status = cli_trans_recv(subreq, NULL, NULL, NULL, 0, NULL,
2378 NULL, 0, NULL, NULL, 0, NULL);
2379 tevent_req_simple_finish_ntstatus(subreq, status);
2380 }
2381
2382 struct tevent_req *cli_ftruncate_send(TALLOC_CTX *mem_ctx,
2383 struct event_context *ev,
2384 struct cli_state *cli,
2385 uint16_t fnum,
2386 uint64_t size)
2387 {
2388 struct tevent_req *req = NULL, *subreq = NULL;
2389 struct ftrunc_state *state = NULL;
2390
2391 req = tevent_req_create(mem_ctx, &state, struct ftrunc_state);
2392 if (req == NULL) {
2393 return NULL;
2394 }
2395
2396 /* Setup setup word. */
2397 SSVAL(&state->setup, 0, TRANSACT2_SETFILEINFO);
2398
2399 /* Setup param array. */
2400 SSVAL(state->param,0,fnum);
2401 SSVAL(state->param,2,SMB_SET_FILE_END_OF_FILE_INFO);
2402 SSVAL(state->param,4,0);
2403
2404 /* Setup data array. */
2405 SBVAL(state->data, 0, size);
2406
2407 subreq = cli_trans_send(state, /* mem ctx. */
2408 ev, /* event ctx. */
2409 cli, /* cli_state. */
2410 SMBtrans2, /* cmd. */
2411 NULL, /* pipe name. */
2412 -1, /* fid. */
2413 0, /* function. */
2414 0, /* flags. */
2415 &state->setup, /* setup. */
2416 1, /* num setup uint16_t words. */
2417 0, /* max returned setup. */
2418 state->param, /* param. */
2419 6, /* num param. */
2420 2, /* max returned param. */
2421 state->data, /* data. */
2422 8, /* num data. */
2423 0); /* max returned data. */
2424
2425 if (tevent_req_nomem(subreq, req)) {
2426 return tevent_req_post(req, ev);
2427 }
2428 tevent_req_set_callback(subreq, cli_ftruncate_done, req);
2429 return req;
2430 }
2431
2432 NTSTATUS cli_ftruncate_recv(struct tevent_req *req)
2433 {
2434 return tevent_req_simple_recv_ntstatus(req);
2435 }
2436
2437 NTSTATUS cli_ftruncate(struct cli_state *cli, uint16_t fnum, uint64_t size)
2438 {
2439 TALLOC_CTX *frame = talloc_stackframe();
2440 struct event_context *ev = NULL;
2441 struct tevent_req *req = NULL;
2442 NTSTATUS status = NT_STATUS_OK;
2443
2444 if (cli_has_async_calls(cli)) {
2445 /*
2446 * Can't use sync call while an async call is in flight
2447 */
2448 status = NT_STATUS_INVALID_PARAMETER;
2449 goto fail;
2450 }
2451
2452 ev = event_context_init(frame);
2453 if (ev == NULL) {
2454 status = NT_STATUS_NO_MEMORY;
2455 goto fail;
2456 }
2457
2458 req = cli_ftruncate_send(frame,
2459 ev,
2460 cli,
2461 fnum,
2462 size);
2463 if (req == NULL) {
2464 status = NT_STATUS_NO_MEMORY;
2465 goto fail;
2466 }
2467
2468 if (!tevent_req_poll(req, ev)) {
2469 status = map_nt_error_from_unix(errno);
2470 goto fail;
2471 }
2472
2473 status = cli_ftruncate_recv(req);
2474
2475 fail:
2476 TALLOC_FREE(frame);
2477 return status;
2478 }
2479
2480 /****************************************************************************
2481 send a lock with a specified locktype
2482 this is used for testing LOCKING_ANDX_CANCEL_LOCK
2483 ****************************************************************************/
2484
2485 NTSTATUS cli_locktype(struct cli_state *cli, uint16_t fnum,
2486 uint32_t offset, uint32_t len,
2487 int timeout, unsigned char locktype)
2488 {
2489 uint16_t vwv[8];
2490 uint8_t bytes[10];
2491 NTSTATUS status;
2492 int saved_timeout;
2493
2494 SCVAL(vwv + 0, 0, 0xff);
2495 SCVAL(vwv + 0, 1, 0);
2496 SSVAL(vwv + 1, 0, 0);
2497 SSVAL(vwv + 2, 0, fnum);
2498 SCVAL(vwv + 3, 0, locktype);
2499 SCVAL(vwv + 3, 1, 0);
2500 SIVALS(vwv + 4, 0, timeout);
2501 SSVAL(vwv + 6, 0, 0);
2502 SSVAL(vwv + 7, 0, 1);
2503
2504 SSVAL(bytes, 0, cli->pid);
2505 SIVAL(bytes, 2, offset);
2506 SIVAL(bytes, 6, len);
2507
2508 saved_timeout = cli->timeout;
2509
2510 if (timeout != 0) {
2511 cli->timeout = (timeout == -1)
2512 ? 0x7FFFFFFF : (timeout + 2*1000);
2513 }
2514
2515 status = cli_smb(talloc_tos(), cli, SMBlockingX, 0, 8, vwv,
2516 10, bytes, NULL, 0, NULL, NULL, NULL, NULL);
2517
2518 cli->timeout = saved_timeout;
2519
2520 return status;
2521 }
2522
2523 /****************************************************************************
2524 Lock a file.
2525 note that timeout is in units of 2 milliseconds
2526 ****************************************************************************/
2527
2528 bool cli_lock(struct cli_state *cli, uint16_t fnum,
2529 uint32_t offset, uint32_t len, int timeout,
2530 enum brl_type lock_type)
2531 {
2532 NTSTATUS status;
2533
2534 status = cli_locktype(cli, fnum, offset, len, timeout,
2535 (lock_type == READ_LOCK? 1 : 0));
2536 return NT_STATUS_IS_OK(status);
2537 }
2538
2539 /****************************************************************************
2540 Unlock a file.
2541 ****************************************************************************/
2542
2543 struct cli_unlock_state {
2544 uint16_t vwv[8];
2545 uint8_t data[10];
2546 };
2547
2548 static void cli_unlock_done(struct tevent_req *subreq);
2549
2550 struct tevent_req *cli_unlock_send(TALLOC_CTX *mem_ctx,
2551 struct event_context *ev,
2552 struct cli_state *cli,
2553 uint16_t fnum,
2554 uint64_t offset,
2555 uint64_t len)
2556
2557 {
2558 struct tevent_req *req = NULL, *subreq = NULL;
2559 struct cli_unlock_state *state = NULL;
2560 uint8_t additional_flags = 0;
2561
2562 req = tevent_req_create(mem_ctx, &state, struct cli_unlock_state);
2563 if (req == NULL) {
2564 return NULL;
2565 }
2566
2567 SCVAL(state->vwv+0, 0, 0xFF);
2568 SSVAL(state->vwv+2, 0, fnum);
2569 SCVAL(state->vwv+3, 0, 0);
2570 SIVALS(state->vwv+4, 0, 0);
2571 SSVAL(state->vwv+6, 0, 1);
2572 SSVAL(state->vwv+7, 0, 0);
2573
2574 SSVAL(state->data, 0, cli->pid);
2575 SIVAL(state->data, 2, offset);
2576 SIVAL(state->data, 6, len);
2577
2578 subreq = cli_smb_send(state, ev, cli, SMBlockingX, additional_flags,
2579 8, state->vwv, 10, state->data);
2580 if (tevent_req_nomem(subreq, req)) {
2581 return tevent_req_post(req, ev);
2582 }
2583 tevent_req_set_callback(subreq, cli_unlock_done, req);
2584 return req;
2585 }
2586
2587 static void cli_unlock_done(struct tevent_req *subreq)
2588 {
2589 struct tevent_req *req = tevent_req_callback_data(
2590 subreq, struct tevent_req);
2591 NTSTATUS status;
2592
2593 status = cli_smb_recv(subreq, NULL, NULL, 0, NULL, NULL, NULL, NULL);
2594 TALLOC_FREE(subreq);
2595 if (tevent_req_nterror(req, status)) {
2596 return;
2597 }
2598 tevent_req_done(req);
2599 }
2600
2601 NTSTATUS cli_unlock_recv(struct tevent_req *req)
2602 {
2603 return tevent_req_simple_recv_ntstatus(req);
2604 }
2605
2606 NTSTATUS cli_unlock(struct cli_state *cli,
2607 uint16_t fnum,
2608 uint32_t offset,
2609 uint32_t len)
2610 {
2611 TALLOC_CTX *frame = talloc_stackframe();
2612 struct event_context *ev;
2613 struct tevent_req *req;
2614 NTSTATUS status = NT_STATUS_OK;
2615
2616 if (cli_has_async_calls(cli)) {
2617 /*
2618 * Can't use sync call while an async call is in flight
2619 */
2620 status = NT_STATUS_INVALID_PARAMETER;
2621 goto fail;
2622 }
2623
2624 ev = event_context_init(frame);
2625 if (ev == NULL) {
2626 status = NT_STATUS_NO_MEMORY;
2627 goto fail;
2628 }
2629
2630 req = cli_unlock_send(frame, ev, cli,
2631 fnum, offset, len);
2632 if (req == NULL) {
2633 status = NT_STATUS_NO_MEMORY;
2634 goto fail;
2635 }
2636
2637 if (!tevent_req_poll(req, ev)) {
2638 status = map_nt_error_from_unix(errno);
2639 goto fail;
2640 }
2641
2642 status = cli_unlock_recv(req);
2643
2644 fail:
2645 TALLOC_FREE(frame);
2646 return status;
2647 }
2648
2649 /****************************************************************************
2650 Lock a file with 64 bit offsets.
2651 ****************************************************************************/
2652
2653 bool cli_lock64(struct cli_state *cli, uint16_t fnum,
2654 uint64_t offset, uint64_t len, int timeout,
2655 enum brl_type lock_type)
2656 {
2657 uint16_t vwv[8];
2658 uint8_t bytes[20];
2659 int saved_timeout = cli->timeout;
2660 int ltype;
2661 NTSTATUS status;
2662
2663 if (! (cli->capabilities & CAP_LARGE_FILES)) {
2664 return cli_lock(cli, fnum, offset, len, timeout, lock_type);
2665 }
2666
2667 ltype = (lock_type == READ_LOCK? 1 : 0);
2668 ltype |= LOCKING_ANDX_LARGE_FILES;
2669
2670 SCVAL(vwv + 0, 0, 0xff);
2671 SCVAL(vwv + 0, 1, 0);
2672 SSVAL(vwv + 1, 0, 0);
2673 SSVAL(vwv + 2, 0, fnum);
2674 SCVAL(vwv + 3, 0, ltype);
2675 SCVAL(vwv + 3, 1, 0);
2676 SIVALS(vwv + 4, 0, timeout);
2677 SSVAL(vwv + 6, 0, 0);
2678 SSVAL(vwv + 7, 0, 1);
2679
2680 SIVAL(bytes, 0, cli->pid);
2681 SOFF_T_R(bytes, 4, offset);
2682 SOFF_T_R(bytes, 12, len);
2683
2684 saved_timeout = cli->timeout;
2685
2686 if (timeout != 0) {
2687 cli->timeout = (timeout == -1)
2688 ? 0x7FFFFFFF : (timeout + 2*1000);
2689 }
2690
2691 status = cli_smb(talloc_tos(), cli, SMBlockingX, 0, 8, vwv,
2692 20, bytes, NULL, 0, NULL, NULL, NULL, NULL);
2693
2694 cli->timeout = saved_timeout;
2695
2696 return NT_STATUS_IS_OK(status);
2697 }
2698
2699 /****************************************************************************
2700 Unlock a file with 64 bit offsets.
2701 ****************************************************************************/
2702
2703 struct cli_unlock64_state {
2704 uint16_t vwv[8];
2705 uint8_t data[20];
2706 };
2707
2708 static void cli_unlock64_done(struct tevent_req *subreq);
2709
2710 struct tevent_req *cli_unlock64_send(TALLOC_CTX *mem_ctx,
2711 struct event_context *ev,
2712 struct cli_state *cli,
2713 uint16_t fnum,
2714 uint64_t offset,
2715 uint64_t len)
2716
2717 {
2718 struct tevent_req *req = NULL, *subreq = NULL;
2719 struct cli_unlock64_state *state = NULL;
2720 uint8_t additional_flags = 0;
2721
2722 req = tevent_req_create(mem_ctx, &state, struct cli_unlock64_state);
2723 if (req == NULL) {
2724 return NULL;
2725 }
2726
2727 SCVAL(state->vwv+0, 0, 0xff);
2728 SSVAL(state->vwv+2, 0, fnum);
2729 SCVAL(state->vwv+3, 0,LOCKING_ANDX_LARGE_FILES);
2730 SIVALS(state->vwv+4, 0, 0);
2731 SSVAL(state->vwv+6, 0, 1);
2732 SSVAL(state->vwv+7, 0, 0);
2733
2734 SIVAL(state->data, 0, cli->pid);
2735 SOFF_T_R(state->data, 4, offset);
2736 SOFF_T_R(state->data, 12, len);
2737
2738 subreq = cli_smb_send(state, ev, cli, SMBlockingX, additional_flags,
2739 8, state->vwv, 20, state->data);
2740 if (tevent_req_nomem(subreq, req)) {
2741 return tevent_req_post(req, ev);
2742 }
2743 tevent_req_set_callback(subreq, cli_unlock64_done, req);
2744 return req;
2745 }
2746
2747 static void cli_unlock64_done(struct tevent_req *subreq)
2748 {
2749 struct tevent_req *req = tevent_req_callback_data(
2750 subreq, struct tevent_req);
2751 NTSTATUS status;
2752
2753 status = cli_smb_recv(subreq, NULL, NULL, 0, NULL, NULL, NULL, NULL);
2754 TALLOC_FREE(subreq);
2755 if (tevent_req_nterror(req, status)) {
2756 return;
2757 }
2758 tevent_req_done(req);
2759 }
2760
2761 NTSTATUS cli_unlock64_recv(struct tevent_req *req)
2762 {
2763 return tevent_req_simple_recv_ntstatus(req);
2764 }
2765
2766 NTSTATUS cli_unlock64(struct cli_state *cli,
2767 uint16_t fnum,
2768 uint64_t offset,
2769 uint64_t len)
2770 {
2771 TALLOC_CTX *frame = talloc_stackframe();
2772 struct event_context *ev;
2773 struct tevent_req *req;
2774 NTSTATUS status = NT_STATUS_OK;
2775
2776 if (! (cli->capabilities & CAP_LARGE_FILES)) {
2777 return cli_unlock(cli, fnum, offset, len);
2778 }
2779
2780 if (cli_has_async_calls(cli)) {
2781 /*
2782 * Can't use sync call while an async call is in flight
2783 */
2784 status = NT_STATUS_INVALID_PARAMETER;
2785 goto fail;
2786 }
2787
2788 ev = event_context_init(frame);
2789 if (ev == NULL) {
2790 status = NT_STATUS_NO_MEMORY;
2791 goto fail;
2792 }
2793
2794 req = cli_unlock64_send(frame, ev, cli,
2795 fnum, offset, len);
2796 if (req == NULL) {
2797 status = NT_STATUS_NO_MEMORY;
2798 goto fail;
2799 }
2800
2801 if (!tevent_req_poll(req, ev)) {
2802 status = map_nt_error_from_unix(errno);
2803 goto fail;
2804 }
2805
2806 status = cli_unlock64_recv(req);
2807
2808 fail:
2809 TALLOC_FREE(frame);
2810 return status;
2811 }
2812
2813 /****************************************************************************
2814 Get/unlock a POSIX lock on a file - internal function.
2815 ****************************************************************************/
2816
2817 struct posix_lock_state {
2818 uint16_t setup;
2819 uint8_t param[4];
2820 uint8_t data[POSIX_LOCK_DATA_SIZE];
2821 };
2822
2823 static void cli_posix_unlock_internal_done(struct tevent_req *subreq)
2824 {
2825 NTSTATUS status = cli_trans_recv(subreq, NULL, NULL, NULL, 0, NULL,
2826 NULL, 0, NULL, NULL, 0, NULL);
2827 tevent_req_simple_finish_ntstatus(subreq, status);
2828 }
2829
2830 static struct tevent_req *cli_posix_lock_internal_send(TALLOC_CTX *mem_ctx,
2831 struct event_context *ev,
2832 struct cli_state *cli,
2833 uint16_t fnum,
2834 uint64_t offset,
2835 uint64_t len,
2836 bool wait_lock,
2837 enum brl_type lock_type)
2838 {
2839 struct tevent_req *req = NULL, *subreq = NULL;
2840 struct posix_lock_state *state = NULL;
2841
2842 req = tevent_req_create(mem_ctx, &state, struct posix_lock_state);
2843 if (req == NULL) {
2844 return NULL;
2845 }
2846
2847 /* Setup setup word. */
2848 SSVAL(&state->setup, 0, TRANSACT2_SETFILEINFO);
2849
2850 /* Setup param array. */
2851 SSVAL(&state->param, 0, fnum);
2852 SSVAL(&state->param, 2, SMB_SET_POSIX_LOCK);
2853
2854 /* Setup data array. */
2855 switch (lock_type) {
2856 case READ_LOCK:
2857 SSVAL(&state->data, POSIX_LOCK_TYPE_OFFSET,
2858 POSIX_LOCK_TYPE_READ);
2859 break;
2860 case WRITE_LOCK:
2861 SSVAL(&state->data, POSIX_LOCK_TYPE_OFFSET,
2862 POSIX_LOCK_TYPE_WRITE);
2863 break;
2864 case UNLOCK_LOCK:
2865 SSVAL(&state->data, POSIX_LOCK_TYPE_OFFSET,
2866 POSIX_LOCK_TYPE_UNLOCK);
2867 break;
2868 default:
2869 return NULL;
2870 }
2871
2872 if (wait_lock) {
2873 SSVAL(&state->data, POSIX_LOCK_FLAGS_OFFSET,
2874 POSIX_LOCK_FLAG_WAIT);
2875 } else {
2876 SSVAL(state->data, POSIX_LOCK_FLAGS_OFFSET,
2877 POSIX_LOCK_FLAG_NOWAIT);
2878 }
2879
2880 SIVAL(&state->data, POSIX_LOCK_PID_OFFSET, cli->pid);
2881 SOFF_T(&state->data, POSIX_LOCK_START_OFFSET, offset);
2882 SOFF_T(&state->data, POSIX_LOCK_LEN_OFFSET, len);
2883
2884 subreq = cli_trans_send(state, /* mem ctx. */
2885 ev, /* event ctx. */
2886 cli, /* cli_state. */
2887 SMBtrans2, /* cmd. */
2888 NULL, /* pipe name. */
2889 -1, /* fid. */
2890 0, /* function. */
2891 0, /* flags. */
2892 &state->setup, /* setup. */
2893 1, /* num setup uint16_t words. */
2894 0, /* max returned setup. */
2895 state->param, /* param. */
2896 4, /* num param. */
2897 2, /* max returned param. */
2898 state->data, /* data. */
2899 POSIX_LOCK_DATA_SIZE, /* num data. */
2900 0); /* max returned data. */
2901
2902 if (tevent_req_nomem(subreq, req)) {
2903 return tevent_req_post(req, ev);
2904 }
2905 tevent_req_set_callback(subreq, cli_posix_unlock_internal_done, req);
2906 return req;
2907 }
2908
2909 /****************************************************************************
2910 POSIX Lock a file.
2911 ****************************************************************************/
2912
2913 struct tevent_req *cli_posix_lock_send(TALLOC_CTX *mem_ctx,
2914 struct event_context *ev,
2915 struct cli_state *cli,
2916 uint16_t fnum,
2917 uint64_t offset,
2918 uint64_t len,
2919 bool wait_lock,
2920 enum brl_type lock_type)
2921 {
2922 return cli_posix_lock_internal_send(mem_ctx, ev, cli, fnum, offset, len,
2923 wait_lock, lock_type);
2924 }
2925
2926 NTSTATUS cli_posix_lock_recv(struct tevent_req *req)
2927 {
2928 return tevent_req_simple_recv_ntstatus(req);
2929 }
2930
2931 NTSTATUS cli_posix_lock(struct cli_state *cli, uint16_t fnum,
2932 uint64_t offset, uint64_t len,
2933 bool wait_lock, enum brl_type lock_type)
2934 {
2935 TALLOC_CTX *frame = talloc_stackframe();
2936 struct event_context *ev = NULL;
2937 struct tevent_req *req = NULL;
2938 NTSTATUS status = NT_STATUS_OK;
2939
2940 if (cli_has_async_calls(cli)) {
2941 /*
2942 * Can't use sync call while an async call is in flight
2943 */
2944 status = NT_STATUS_INVALID_PARAMETER;
2945 goto fail;
2946 }
2947
2948 if (lock_type != READ_LOCK && lock_type != WRITE_LOCK) {
2949 status = NT_STATUS_INVALID_PARAMETER;
2950 goto fail;
2951 }
2952
2953 ev = event_context_init(frame);
2954 if (ev == NULL) {
2955 status = NT_STATUS_NO_MEMORY;
2956 goto fail;
2957 }
2958
2959 req = cli_posix_lock_send(frame,
2960 ev,
2961 cli,
2962 fnum,
2963 offset,
2964 len,
2965 wait_lock,
2966 lock_type);
2967 if (req == NULL) {
2968 status = NT_STATUS_NO_MEMORY;
2969 goto fail;
2970 }
2971
2972 if (!tevent_req_poll(req, ev)) {
2973 status = map_nt_error_from_unix(errno);
2974 goto fail;
2975 }
2976
2977 status = cli_posix_lock_recv(req);
2978
2979 fail:
2980 TALLOC_FREE(frame);
2981 return status;
2982 }
2983
2984 /****************************************************************************
2985 POSIX Unlock a file.
2986 ****************************************************************************/
2987
2988 struct tevent_req *cli_posix_unlock_send(TALLOC_CTX *mem_ctx,
2989 struct event_context *ev,
2990 struct cli_state *cli,
2991 uint16_t fnum,
2992 uint64_t offset,
2993 uint64_t len)
2994 {
2995 return cli_posix_lock_internal_send(mem_ctx, ev, cli, fnum, offset, len,
2996 false, UNLOCK_LOCK);
2997 }
2998
2999 NTSTATUS cli_posix_unlock_recv(struct tevent_req *req)
3000 {
3001 return tevent_req_simple_recv_ntstatus(req);
3002 }
3003
3004 NTSTATUS cli_posix_unlock(struct cli_state *cli, uint16_t fnum, uint64_t offset, uint64_t len)
3005 {
3006 TALLOC_CTX *frame = talloc_stackframe();
3007 struct event_context *ev = NULL;
3008 struct tevent_req *req = NULL;
3009 NTSTATUS status = NT_STATUS_OK;
3010
3011 if (cli_has_async_calls(cli)) {
3012 /*
3013 * Can't use sync call while an async call is in flight
3014 */
3015 status = NT_STATUS_INVALID_PARAMETER;
3016 goto fail;
3017 }
3018
3019 ev = event_context_init(frame);
3020 if (ev == NULL) {
3021 status = NT_STATUS_NO_MEMORY;
3022 goto fail;
3023 }
3024
3025 req = cli_posix_unlock_send(frame,
3026 ev,
3027 cli,
3028 fnum,
3029 offset,
3030 len);
3031 if (req == NULL) {
3032 status = NT_STATUS_NO_MEMORY;
3033 goto fail;
3034 }
3035
3036 if (!tevent_req_poll(req, ev)) {
3037 status = map_nt_error_from_unix(errno);
3038 goto fail;
3039 }
3040
3041 status = cli_posix_unlock_recv(req);
3042
3043 fail:
3044 TALLOC_FREE(frame);
3045 return status;
3046 }
3047
3048 /****************************************************************************
3049 Do a SMBgetattrE call.
3050 ****************************************************************************/
3051
3052 static void cli_getattrE_done(struct tevent_req *subreq);
3053
3054 struct cli_getattrE_state {
3055 uint16_t vwv[1];
3056 int zone_offset;
3057 uint16_t attr;
3058 SMB_OFF_T size;
3059 time_t change_time;
3060 time_t access_time;
3061 time_t write_time;
3062 };
3063
3064 struct tevent_req *cli_getattrE_send(TALLOC_CTX *mem_ctx,
3065 struct event_context *ev,
3066 struct cli_state *cli,
3067 uint16_t fnum)
3068 {
3069 struct tevent_req *req = NULL, *subreq = NULL;
3070 struct cli_getattrE_state *state = NULL;
3071 uint8_t additional_flags = 0;
3072
3073 req = tevent_req_create(mem_ctx, &state, struct cli_getattrE_state);
3074 if (req == NULL) {
3075 return NULL;
3076 }
3077
3078 state->zone_offset = cli->serverzone;
3079 SSVAL(state->vwv+0,0,fnum);
3080
3081 subreq = cli_smb_send(state, ev, cli, SMBgetattrE, additional_flags,
3082 1, state->vwv, 0, NULL);
3083 if (tevent_req_nomem(subreq, req)) {
3084 return tevent_req_post(req, ev);
3085 }
3086 tevent_req_set_callback(subreq, cli_getattrE_done, req);
3087 return req;
3088 }
3089
3090 static void cli_getattrE_done(struct tevent_req *subreq)
3091 {
3092 struct tevent_req *req = tevent_req_callback_data(
3093 subreq, struct tevent_req);
3094 struct cli_getattrE_state *state = tevent_req_data(
3095 req, struct cli_getattrE_state);
3096 uint8_t wct;
3097 uint16_t *vwv = NULL;
3098 uint8_t *inbuf;
3099 NTSTATUS status;
3100
3101 status = cli_smb_recv(subreq, state, &inbuf, 11, &wct, &vwv,
3102 NULL, NULL);
3103 TALLOC_FREE(subreq);
3104 if (tevent_req_nterror(req, status)) {
3105 return;
3106 }
3107
3108 state->size = (SMB_OFF_T)IVAL(vwv+6,0);
3109 state->attr = SVAL(vwv+10,0);
3110 state->change_time = make_unix_date2(vwv+0, state->zone_offset);
3111 state->access_time = make_unix_date2(vwv+2, state->zone_offset);
3112 state->write_time = make_unix_date2(vwv+4, state->zone_offset);
3113
3114 tevent_req_done(req);
3115 }
3116
3117 NTSTATUS cli_getattrE_recv(struct tevent_req *req,
3118 uint16_t *attr,
3119 SMB_OFF_T *size,
3120 time_t *change_time,
3121 time_t *access_time,
3122 time_t *write_time)
3123 {
3124 struct cli_getattrE_state *state = tevent_req_data(
3125 req, struct cli_getattrE_state);
3126 NTSTATUS status;
3127
3128 if (tevent_req_is_nterror(req, &status)) {
3129 return status;
3130 }
3131 if (attr) {
3132 *attr = state->attr;
3133 }
3134 if (size) {
3135 *size = state->size;
3136 }
3137 if (change_time) {
3138 *change_time = state->change_time;
3139 }
3140 if (access_time) {
3141 *access_time = state->access_time;
3142 }
3143 if (write_time) {
3144 *write_time = state->write_time;
3145 }
3146 return NT_STATUS_OK;
3147 }
3148
3149 NTSTATUS cli_getattrE(struct cli_state *cli,
3150 uint16_t fnum,
3151 uint16_t *attr,
3152 SMB_OFF_T *size,
3153 time_t *change_time,
3154 time_t *access_time,
3155 time_t *write_time)
3156 {
3157 TALLOC_CTX *frame = talloc_stackframe();
3158 struct event_context *ev = NULL;
3159 struct tevent_req *req = NULL;
3160 NTSTATUS status = NT_STATUS_OK;
3161
3162 if (cli_has_async_calls(cli)) {
3163 /*
3164 * Can't use sync call while an async call is in flight
3165 */
3166 status = NT_STATUS_INVALID_PARAMETER;
3167 goto fail;
3168 }
3169
3170 ev = event_context_init(frame);
3171 if (ev == NULL) {
3172 status = NT_STATUS_NO_MEMORY;
3173 goto fail;
3174 }
3175
3176 req = cli_getattrE_send(frame, ev, cli, fnum);
3177 if (req == NULL) {
3178 status = NT_STATUS_NO_MEMORY;
3179 goto fail;
3180 }
3181
3182 if (!tevent_req_poll(req, ev)) {
3183 status = map_nt_error_from_unix(errno);
3184 goto fail;
3185 }
3186
3187 status = cli_getattrE_recv(req,
3188 attr,
3189 size,
3190 change_time,
3191 access_time,
3192 write_time);
3193
3194 fail:
3195 TALLOC_FREE(frame);
3196 return status;
3197 }
3198
3199 /****************************************************************************
3200 Do a SMBgetatr call
3201 ****************************************************************************/
3202
3203 static void cli_getatr_done(struct tevent_req *subreq);
3204
3205 struct cli_getatr_state {
3206 int zone_offset;
3207 uint16_t attr;
3208 SMB_OFF_T size;
3209 time_t write_time;
3210 };
3211
3212 struct tevent_req *cli_getatr_send(TALLOC_CTX *mem_ctx,
3213 struct event_context *ev,
3214 struct cli_state *cli,
3215 const char *fname)
3216 {
3217 struct tevent_req *req = NULL, *subreq = NULL;
3218 struct cli_getatr_state *state = NULL;
3219 uint8_t additional_flags = 0;
3220 uint8_t *bytes = NULL;
3221
3222 req = tevent_req_create(mem_ctx, &state, struct cli_getatr_state);
3223 if (req == NULL) {
3224 return NULL;
3225 }
3226
3227 state->zone_offset = cli->serverzone;
3228
3229 bytes = talloc_array(state, uint8_t, 1);
3230 if (tevent_req_nomem(bytes, req)) {
3231 return tevent_req_post(req, ev);
3232 }
3233 bytes[0] = 4;
3234 bytes = smb_bytes_push_str(bytes, cli_ucs2(cli), fname,
3235 strlen(fname)+1, NULL);
3236
3237 if (tevent_req_nomem(bytes, req)) {
3238 return tevent_req_post(req, ev);
3239 }
3240
3241 subreq = cli_smb_send(state, ev, cli, SMBgetatr, additional_flags,
3242 0, NULL, talloc_get_size(bytes), bytes);
3243 if (tevent_req_nomem(subreq, req)) {
3244 return tevent_req_post(req, ev);
3245 }
3246 tevent_req_set_callback(subreq, cli_getatr_done, req);
3247 return req;
3248 }
3249
3250 static void cli_getatr_done(struct tevent_req *subreq)
3251 {
3252 struct tevent_req *req = tevent_req_callback_data(
3253 subreq, struct tevent_req);
3254 struct cli_getatr_state *state = tevent_req_data(
3255 req, struct cli_getatr_state);
3256 uint8_t wct;
3257 uint16_t *vwv = NULL;
3258 uint8_t *inbuf;
3259 NTSTATUS status;
3260
3261 status = cli_smb_recv(subreq, state, &inbuf, 4, &wct, &vwv, NULL,
3262 NULL);
3263 TALLOC_FREE(subreq);
3264 if (tevent_req_nterror(req, status)) {
3265 return;
3266 }
3267
3268 state->attr = SVAL(vwv+0,0);
3269 state->size = (SMB_OFF_T)IVAL(vwv+3,0);
3270 state->write_time = make_unix_date3(vwv+1, state->zone_offset);
3271
3272 tevent_req_done(req);
3273 }
3274
3275 NTSTATUS cli_getatr_recv(struct tevent_req *req,
3276 uint16_t *attr,
3277 SMB_OFF_T *size,
3278 time_t *write_time)
3279 {
3280 struct cli_getatr_state *state = tevent_req_data(
3281 req, struct cli_getatr_state);
3282 NTSTATUS status;
3283
3284 if (tevent_req_is_nterror(req, &status)) {
3285 return status;
3286 }
3287 if (attr) {
3288 *attr = state->attr;
3289 }
3290 if (size) {
3291 *size = state->size;
3292 }
3293 if (write_time) {
3294 *write_time = state->write_time;
3295 }
3296 return NT_STATUS_OK;
3297 }
3298
3299 NTSTATUS cli_getatr(struct cli_state *cli,
3300 const char *fname,
3301 uint16_t *attr,
3302 SMB_OFF_T *size,
3303 time_t *write_time)
3304 {
3305 TALLOC_CTX *frame = talloc_stackframe();
3306 struct event_context *ev = NULL;
3307 struct tevent_req *req = NULL;
3308 NTSTATUS status = NT_STATUS_OK;
3309
3310 if (cli_has_async_calls(cli)) {
3311 /*
3312 * Can't use sync call while an async call is in flight
3313 */
3314 status = NT_STATUS_INVALID_PARAMETER;
3315 goto fail;
3316 }
3317
3318 ev = event_context_init(frame);
3319 if (ev == NULL) {
3320 status = NT_STATUS_NO_MEMORY;
3321 goto fail;
3322 }
3323
3324 req = cli_getatr_send(frame, ev, cli, fname);
3325 if (req == NULL) {
3326 status = NT_STATUS_NO_MEMORY;
3327 goto fail;
3328 }
3329
3330 if (!tevent_req_poll(req, ev)) {
3331 status = map_nt_error_from_unix(errno);
3332 goto fail;
3333 }
3334
3335 status = cli_getatr_recv(req,
3336 attr,
3337 size,
3338 write_time);
3339
3340 fail:
3341 TALLOC_FREE(frame);
3342 return status;
3343 }
3344
3345 /****************************************************************************
3346 Do a SMBsetattrE call.
3347 ****************************************************************************/
3348
3349 static void cli_setattrE_done(struct tevent_req *subreq);
3350
3351 struct cli_setattrE_state {
3352 uint16_t vwv[7];
3353 };
3354
3355 struct tevent_req *cli_setattrE_send(TALLOC_CTX *mem_ctx,
3356 struct event_context *ev,
3357 struct cli_state *cli,
3358 uint16_t fnum,
3359 time_t change_time,
3360 time_t access_time,
3361 time_t write_time)
3362 {
3363 struct tevent_req *req = NULL, *subreq = NULL;
3364 struct cli_setattrE_state *state = NULL;
3365 uint8_t additional_flags = 0;
3366
3367 req = tevent_req_create(mem_ctx, &state, struct cli_setattrE_state);
3368 if (req == NULL) {
3369 return NULL;
3370 }
3371
3372 SSVAL(state->vwv+0, 0, fnum);
3373 push_dos_date2((uint8_t *)&state->vwv[1], 0, change_time,
3374 cli->serverzone);
3375 push_dos_date2((uint8_t *)&state->vwv[3], 0, access_time,
3376 cli->serverzone);
3377 push_dos_date2((uint8_t *)&state->vwv[5], 0, write_time,
3378 cli->serverzone);
3379
3380 subreq = cli_smb_send(state, ev, cli, SMBsetattrE, additional_flags,
3381 7, state->vwv, 0, NULL);
3382 if (tevent_req_nomem(subreq, req)) {
3383 return tevent_req_post(req, ev);
3384 }
3385 tevent_req_set_callback(subreq, cli_setattrE_done, req);
3386 return req;
3387 }
3388
3389 static void cli_setattrE_done(struct tevent_req *subreq)
3390 {
3391 struct tevent_req *req = tevent_req_callback_data(
3392 subreq, struct tevent_req);
3393 NTSTATUS status;
3394
3395 status = cli_smb_recv(subreq, NULL, NULL, 0, NULL, NULL, NULL, NULL);
3396 TALLOC_FREE(subreq);
3397 if (tevent_req_nterror(req, status)) {
3398 return;
3399 }
3400 tevent_req_done(req);
3401 }
3402
3403 NTSTATUS cli_setattrE_recv(struct tevent_req *req)
3404 {
3405 return tevent_req_simple_recv_ntstatus(req);
3406 }
3407
3408 NTSTATUS cli_setattrE(struct cli_state *cli,
3409 uint16_t fnum,
3410 time_t change_time,
3411 time_t access_time,
3412 time_t write_time)
3413 {
3414 TALLOC_CTX *frame = talloc_stackframe();
3415 struct event_context *ev = NULL;
3416 struct tevent_req *req = NULL;
3417 NTSTATUS status = NT_STATUS_OK;
3418
3419 if (cli_has_async_calls(cli)) {
3420 /*
3421 * Can't use sync call while an async call is in flight
3422 */
3423 status = NT_STATUS_INVALID_PARAMETER;
3424 goto fail;
3425 }
3426
3427 ev = event_context_init(frame);
3428 if (ev == NULL) {
3429 status = NT_STATUS_NO_MEMORY;
3430 goto fail;
3431 }
3432
3433 req = cli_setattrE_send(frame, ev,
3434 cli,
3435 fnum,
3436 change_time,
3437 access_time,
3438 write_time);
3439
3440 if (req == NULL) {
3441 status = NT_STATUS_NO_MEMORY;
3442 goto fail;
3443 }
3444
3445 if (!tevent_req_poll(req, ev)) {
3446 status = map_nt_error_from_unix(errno);
3447 goto fail;
3448 }
3449
3450 status = cli_setattrE_recv(req);
3451
3452 fail:
3453 TALLOC_FREE(frame);
3454 return status;
3455 }
3456
3457 /****************************************************************************
3458 Do a SMBsetatr call.
3459 ****************************************************************************/
3460
3461 static void cli_setatr_done(struct tevent_req *subreq);
3462
3463 struct cli_setatr_state {
3464 uint16_t vwv[8];
3465 };
3466
3467 struct tevent_req *cli_setatr_send(TALLOC_CTX *mem_ctx,
3468 struct event_context *ev,
3469 struct cli_state *cli,
3470 const char *fname,
3471 uint16_t attr,
3472 time_t mtime)
3473 {
3474 struct tevent_req *req = NULL, *subreq = NULL;
3475 struct cli_setatr_state *state = NULL;
3476 uint8_t additional_flags = 0;
3477 uint8_t *bytes = NULL;
3478
3479 req = tevent_req_create(mem_ctx, &state, struct cli_setatr_state);
3480 if (req == NULL) {
3481 return NULL;
3482 }
3483
3484 SSVAL(state->vwv+0, 0, attr);
3485 push_dos_date3((uint8_t *)&state->vwv[1], 0, mtime, cli->serverzone);
3486
3487 bytes = talloc_array(state, uint8_t, 1);
3488 if (tevent_req_nomem(bytes, req)) {
3489 return tevent_req_post(req, ev);
3490 }
3491 bytes[0] = 4;
3492 bytes = smb_bytes_push_str(bytes, cli_ucs2(cli), fname,
3493 strlen(fname)+1, NULL);
3494 if (tevent_req_nomem(bytes, req)) {
3495 return tevent_req_post(req, ev);
3496 }
3497 bytes = TALLOC_REALLOC_ARRAY(state, bytes, uint8_t,
3498 talloc_get_size(bytes)+1);
3499 if (tevent_req_nomem(bytes, req)) {
3500 return tevent_req_post(req, ev);
3501 }
3502
3503 bytes[talloc_get_size(bytes)-1] = 4;
3504 bytes = smb_bytes_push_str(bytes, cli_ucs2(cli), "",
3505 1, NULL);
3506 if (tevent_req_nomem(bytes, req)) {
3507 return tevent_req_post(req, ev);
3508 }
3509
3510 subreq = cli_smb_send(state, ev, cli, SMBsetatr, additional_flags,
3511 8, state->vwv, talloc_get_size(bytes), bytes);
3512 if (tevent_req_nomem(subreq, req)) {
3513 return tevent_req_post(req, ev);
3514 }
3515 tevent_req_set_callback(subreq, cli_setatr_done, req);
3516 return req;
3517 }
3518
3519 static void cli_setatr_done(struct tevent_req *subreq)
3520 {
3521 struct tevent_req *req = tevent_req_callback_data(
3522 subreq, struct tevent_req);
3523 NTSTATUS status;
3524
3525 status = cli_smb_recv(subreq, NULL, NULL, 0, NULL, NULL, NULL, NULL);
3526 TALLOC_FREE(subreq);
3527 if (tevent_req_nterror(req, status)) {
3528 return;
3529 }
3530 tevent_req_done(req);
3531 }
3532
3533 NTSTATUS cli_setatr_recv(struct tevent_req *req)
3534 {
3535 return tevent_req_simple_recv_ntstatus(req);
3536 }
3537
3538 NTSTATUS cli_setatr(struct cli_state *cli,
3539 const char *fname,
3540 uint16_t attr,
3541 time_t mtime)
3542 {
3543 TALLOC_CTX *frame = talloc_stackframe();
3544 struct event_context *ev = NULL;
3545 struct tevent_req *req = NULL;
3546 NTSTATUS status = NT_STATUS_OK;
3547
3548 if (cli_has_async_calls(cli)) {
3549 /*
3550 * Can't use sync call while an async call is in flight
3551 */
3552 status = NT_STATUS_INVALID_PARAMETER;
3553 goto fail;
3554 }
3555
3556 ev = event_context_init(frame);
3557 if (ev == NULL) {
3558 status = NT_STATUS_NO_MEMORY;
3559 goto fail;
3560 }
3561
3562 req = cli_setatr_send(frame, ev, cli, fname, attr, mtime);
3563 if (req == NULL) {
3564 status = NT_STATUS_NO_MEMORY;
3565 goto fail;
3566 }
3567
3568 if (!tevent_req_poll(req, ev)) {
3569 status = map_nt_error_from_unix(errno);
3570 goto fail;
3571 }
3572
3573 status = cli_setatr_recv(req);
3574
3575 fail:
3576 TALLOC_FREE(frame);
3577 return status;
3578 }
3579
3580 /****************************************************************************
3581 Check for existance of a dir.
3582 ****************************************************************************/
3583
3584 static void cli_chkpath_done(struct tevent_req *subreq);
3585
3586 struct cli_chkpath_state {
3587 int dummy;
3588 };
3589
3590 struct tevent_req *cli_chkpath_send(TALLOC_CTX *mem_ctx,
3591 struct event_context *ev,
3592 struct cli_state *cli,
3593 const char *fname)
3594 {
3595 struct tevent_req *req = NULL, *subreq = NULL;
3596 struct cli_chkpath_state *state = NULL;
3597 uint8_t additional_flags = 0;
3598 uint8_t *bytes = NULL;
3599
3600 req = tevent_req_create(mem_ctx, &state, struct cli_chkpath_state);
3601 if (req == NULL) {
3602 return NULL;
3603 }
3604
3605 bytes = talloc_array(state, uint8_t, 1);
3606 if (tevent_req_nomem(bytes, req)) {
3607 return tevent_req_post(req, ev);
3608 }
3609 bytes[0] = 4;
3610 bytes = smb_bytes_push_str(bytes, cli_ucs2(cli), fname,
3611 strlen(fname)+1, NULL);
3612
3613 if (tevent_req_nomem(bytes, req)) {
3614 return tevent_req_post(req, ev);
3615 }
3616
3617 subreq = cli_smb_send(state, ev, cli, SMBcheckpath, additional_flags,
3618 0, NULL, talloc_get_size(bytes), bytes);
3619 if (tevent_req_nomem(subreq, req)) {
3620 return tevent_req_post(req, ev);
3621 }
3622 tevent_req_set_callback(subreq, cli_chkpath_done, req);
3623 return req;
3624 }
3625
3626 static void cli_chkpath_done(struct tevent_req *subreq)
3627 {
3628 struct tevent_req *req = tevent_req_callback_data(
3629 subreq, struct tevent_req);
3630 NTSTATUS status;
3631
3632 status = cli_smb_recv(subreq, NULL, NULL, 0, NULL, NULL, NULL, NULL);
3633 TALLOC_FREE(subreq);
3634 if (tevent_req_nterror(req, status)) {
3635 return;
3636 }
3637 tevent_req_done(req);
3638 }
3639
3640 NTSTATUS cli_chkpath_recv(struct tevent_req *req)
3641 {
3642 return tevent_req_simple_recv_ntstatus(req);
3643 }
3644
3645 NTSTATUS cli_chkpath(struct cli_state *cli, const char *path)
3646 {
3647 TALLOC_CTX *frame = talloc_stackframe();
3648 struct event_context *ev = NULL;
3649 struct tevent_req *req = NULL;
3650 char *path2 = NULL;
3651 NTSTATUS status = NT_STATUS_OK;
3652
3653 if (cli_has_async_calls(cli)) {
3654 /*
3655 * Can't use sync call while an async call is in flight
3656 */
3657 status = NT_STATUS_INVALID_PARAMETER;
3658 goto fail;
3659 }
3660
3661 path2 = talloc_strdup(frame, path);
3662 if (!path2) {
3663 status = NT_STATUS_NO_MEMORY;
3664 goto fail;
3665 }
3666 trim_char(path2,'\0','\\');
3667 if (!*path2) {
3668 path2 = talloc_strdup(frame, "\\");
3669 if (!path2) {
3670 status = NT_STATUS_NO_MEMORY;
3671 goto fail;
3672 }
3673 }
3674
3675 ev = event_context_init(frame);
3676 if (ev == NULL) {
3677 status = NT_STATUS_NO_MEMORY;
3678 goto fail;
3679 }
3680
3681 req = cli_chkpath_send(frame, ev, cli, path2);
3682 if (req == NULL) {
3683 status = NT_STATUS_NO_MEMORY;
3684 goto fail;
3685 }
3686
3687 if (!tevent_req_poll(req, ev)) {
3688 status = map_nt_error_from_unix(errno);
3689 goto fail;
3690 }
3691
3692 status = cli_chkpath_recv(req);
3693
3694 fail:
3695 TALLOC_FREE(frame);
3696 return status;
3697 }
3698
3699 /****************************************************************************
3700 Query disk space.
3701 ****************************************************************************/
3702
3703 static void cli_dskattr_done(struct tevent_req *subreq);
3704
3705 struct cli_dskattr_state {
3706 int bsize;
3707 int total;
3708 int avail;
3709 };
3710
3711 struct tevent_req *cli_dskattr_send(TALLOC_CTX *mem_ctx,
3712 struct event_context *ev,
3713 struct cli_state *cli)
3714 {
3715 struct tevent_req *req = NULL, *subreq = NULL;
3716 struct cli_dskattr_state *state = NULL;
3717 uint8_t additional_flags = 0;
3718
3719 req = tevent_req_create(mem_ctx, &state, struct cli_dskattr_state);
3720 if (req == NULL) {
3721 return NULL;
3722 }
3723
3724 subreq = cli_smb_send(state, ev, cli, SMBdskattr, additional_flags,
3725 0, NULL, 0, NULL);
3726 if (tevent_req_nomem(subreq, req)) {
3727 return tevent_req_post(req, ev);
3728 }
3729 tevent_req_set_callback(subreq, cli_dskattr_done, req);
3730 return req;
3731 }
3732
3733 static void cli_dskattr_done(struct tevent_req *subreq)
3734 {
3735 struct tevent_req *req = tevent_req_callback_data(
3736 subreq, struct tevent_req);
3737 struct cli_dskattr_state *state = tevent_req_data(
3738 req, struct cli_dskattr_state);
3739 uint8_t wct;
3740 uint16_t *vwv = NULL;
3741 uint8_t *inbuf;
3742 NTSTATUS status;
3743
3744 status = cli_smb_recv(subreq, state, &inbuf, 4, &wct, &vwv, NULL,
3745 NULL);
3746 TALLOC_FREE(subreq);
3747 if (tevent_req_nterror(req, status)) {
3748 return;
3749 }
3750 state->bsize = SVAL(vwv+1, 0)*SVAL(vwv+2,0);
3751 state->total = SVAL(vwv+0, 0);
3752 state->avail = SVAL(vwv+3, 0);
3753 tevent_req_done(req);
3754 }
3755
3756 NTSTATUS cli_dskattr_recv(struct tevent_req *req, int *bsize, int *total, int *avail)
3757 {
3758 struct cli_dskattr_state *state = tevent_req_data(
3759 req, struct cli_dskattr_state);
3760 NTSTATUS status;
3761
3762 if (tevent_req_is_nterror(req, &status)) {
3763 return status;
3764 }
3765 *bsize = state->bsize;
3766 *total = state->total;
3767 *avail = state->avail;
3768 return NT_STATUS_OK;
3769 }
3770
3771 NTSTATUS cli_dskattr(struct cli_state *cli, int *bsize, int *total, int *avail)
3772 {
3773 TALLOC_CTX *frame = talloc_stackframe();
3774 struct event_context *ev = NULL;
3775 struct tevent_req *req = NULL;
3776 NTSTATUS status = NT_STATUS_OK;
3777
3778 if (cli_has_async_calls(cli)) {
3779 /*
3780 * Can't use sync call while an async call is in flight
3781 */
3782 status = NT_STATUS_INVALID_PARAMETER;
3783 goto fail;
3784 }
3785
3786 ev = event_context_init(frame);
3787 if (ev == NULL) {
3788 status = NT_STATUS_NO_MEMORY;
3789 goto fail;
3790 }
3791
3792 req = cli_dskattr_send(frame, ev, cli);
3793 if (req == NULL) {
3794 status = NT_STATUS_NO_MEMORY;
3795 goto fail;
3796 }
3797
3798 if (!tevent_req_poll(req, ev)) {
3799 status = map_nt_error_from_unix(errno);
3800 goto fail;
3801 }
3802
3803 status = cli_dskattr_recv(req, bsize, total, avail);
3804
3805 fail:
3806 TALLOC_FREE(frame);
3807 return status;
3808 }
3809
3810 /****************************************************************************
3811 Create and open a temporary file.
3812 ****************************************************************************/
3813
3814 static void cli_ctemp_done(struct tevent_req *subreq);
3815
3816 struct ctemp_state {
3817 uint16_t vwv[3];
3818 char *ret_path;
3819 uint16_t fnum;
3820 };
3821
3822 struct tevent_req *cli_ctemp_send(TALLOC_CTX *mem_ctx,
3823 struct event_context *ev,
3824 struct cli_state *cli,
3825 const char *path)
3826 {
3827 struct tevent_req *req = NULL, *subreq = NULL;
3828 struct ctemp_state *state = NULL;
3829 uint8_t additional_flags = 0;
3830 uint8_t *bytes = NULL;
3831
3832 req = tevent_req_create(mem_ctx, &state, struct ctemp_state);
3833 if (req == NULL) {
3834 return NULL;
3835 }
3836
3837 SSVAL(state->vwv,0,0);
3838 SIVALS(state->vwv+1,0,-1);
3839
3840 bytes = talloc_array(state, uint8_t, 1);
3841 if (tevent_req_nomem(bytes, req)) {
3842 return tevent_req_post(req, ev);
3843 }
3844 bytes[0] = 4;
3845 bytes = smb_bytes_push_str(bytes, cli_ucs2(cli), path,
3846 strlen(path)+1, NULL);
3847 if (tevent_req_nomem(bytes, req)) {
3848 return tevent_req_post(req, ev);
3849 }
3850
3851 subreq = cli_smb_send(state, ev, cli, SMBctemp, additional_flags,
3852 3, state->vwv, talloc_get_size(bytes), bytes);
3853 if (tevent_req_nomem(subreq, req)) {
3854 return tevent_req_post(req, ev);
3855 }
3856 tevent_req_set_callback(subreq, cli_ctemp_done, req);
3857 return req;
3858 }
3859
3860 static void cli_ctemp_done(struct tevent_req *subreq)
3861 {
3862 struct tevent_req *req = tevent_req_callback_data(
3863 subreq, struct tevent_req);
3864 struct ctemp_state *state = tevent_req_data(
3865 req, struct ctemp_state);
3866 NTSTATUS status;
3867 uint8_t wcnt;
3868 uint16_t *vwv;
3869 uint32_t num_bytes = 0;
3870 uint8_t *bytes = NULL;
3871 uint8_t *inbuf;
3872
3873 status = cli_smb_recv(subreq, state, &inbuf, 1, &wcnt, &vwv,
3874 &num_bytes, &bytes);
3875 TALLOC_FREE(subreq);
3876 if (tevent_req_nterror(req, status)) {
3877 return;
3878 }
3879
3880 state->fnum = SVAL(vwv+0, 0);
3881
3882 /* From W2K3, the result is just the ASCII name */
3883 if (num_bytes < 2) {
3884 tevent_req_nterror(req, NT_STATUS_DATA_ERROR);
3885 return;
3886 }
3887
3888 if (pull_string_talloc(state,
3889 NULL,
3890 0,
3891 &state->ret_path,
3892 bytes,
3893 num_bytes,
3894 STR_ASCII) == 0) {
3895 tevent_req_nterror(req, NT_STATUS_NO_MEMORY);
3896 return;
3897 }
3898 tevent_req_done(req);
3899 }
3900
3901 NTSTATUS cli_ctemp_recv(struct tevent_req *req,
3902 TALLOC_CTX *ctx,
3903 uint16_t *pfnum,
3904 char **outfile)
3905 {
3906 struct ctemp_state *state = tevent_req_data(req,
3907 struct ctemp_state);
3908 NTSTATUS status;
3909
3910 if (tevent_req_is_nterror(req, &status)) {
3911 return status;
3912 }
3913 *pfnum = state->fnum;
3914 *outfile = talloc_strdup(ctx, state->ret_path);
3915 if (!*outfile) {
3916 return NT_STATUS_NO_MEMORY;
3917 }
3918 return NT_STATUS_OK;
3919 }
3920
3921 NTSTATUS cli_ctemp(struct cli_state *cli,
3922 TALLOC_CTX *ctx,
3923 const char *path,
3924 uint16_t *pfnum,
3925 char **out_path)
3926 {
3927 TALLOC_CTX *frame = talloc_stackframe();
3928 struct event_context *ev;
3929 struct tevent_req *req;
3930 NTSTATUS status = NT_STATUS_OK;
3931
3932 if (cli_has_async_calls(cli)) {
3933 /*
3934 * Can't use sync call while an async call is in flight
3935 */
3936 status = NT_STATUS_INVALID_PARAMETER;
3937 goto fail;
3938 }
3939
3940 ev = event_context_init(frame);
3941 if (ev == NULL) {
3942 status = NT_STATUS_NO_MEMORY;
3943 goto fail;
3944 }
3945
3946 req = cli_ctemp_send(frame, ev, cli, path);
3947 if (req == NULL) {
3948 status = NT_STATUS_NO_MEMORY;
3949 goto fail;
3950 }
3951
3952 if (!tevent_req_poll(req, ev)) {
3953 status = map_nt_error_from_unix(errno);
3954 goto fail;
3955 }
3956
3957 status = cli_ctemp_recv(req, ctx, pfnum, out_path);
3958
3959 fail:
3960 TALLOC_FREE(frame);
3961 return status;
3962 }
3963
3964 /*
3965 send a raw ioctl - used by the torture code
3966 */
3967 NTSTATUS cli_raw_ioctl(struct cli_state *cli, uint16_t fnum, uint32_t code, DATA_BLOB *blob)
3968 {
3969 uint16_t vwv[3];
3970 NTSTATUS status;
3971
3972 SSVAL(vwv+0, 0, fnum);
3973 SSVAL(vwv+1, 0, code>>16);
3974 SSVAL(vwv+2, 0, (code&0xFFFF));
3975
3976 status = cli_smb(talloc_tos(), cli, SMBioctl, 0, 3, vwv, 0, NULL,
3977 NULL, 0, NULL, NULL, NULL, NULL);
3978 if (!NT_STATUS_IS_OK(status)) {
3979 return status;
3980 }
3981 *blob = data_blob_null;
3982 return NT_STATUS_OK;
3983 }
3984
3985 /*********************************************************
3986 Set an extended attribute utility fn.
3987 *********************************************************/
3988
3989 static NTSTATUS cli_set_ea(struct cli_state *cli, uint16_t setup_val,
3990 uint8_t *param, unsigned int param_len,
3991 const char *ea_name,
3992 const char *ea_val, size_t ea_len)
3993 {
3994 uint16_t setup[1];
3995 unsigned int data_len = 0;
3996 uint8_t *data = NULL;
3997 char *p;
3998 size_t ea_namelen = strlen(ea_name);
3999 NTSTATUS status;
4000
4001 SSVAL(setup, 0, setup_val);
4002
4003 if (ea_namelen == 0 && ea_len == 0) {
4004 data_len = 4;
4005 data = (uint8_t *)SMB_MALLOC(data_len);
4006 if (!data) {
4007 return NT_STATUS_NO_MEMORY;
4008 }
4009 p = (char *)data;
4010 SIVAL(p,0,data_len);
4011 } else {
4012 data_len = 4 + 4 + ea_namelen + 1 + ea_len;
4013 data = (uint8_t *)SMB_MALLOC(data_len);
4014 if (!data) {
4015 return NT_STATUS_NO_MEMORY;
4016 }
4017 p = (char *)data;
4018 SIVAL(p,0,data_len);
4019 p += 4;
4020 SCVAL(p, 0, 0); /* EA flags. */
4021 SCVAL(p, 1, ea_namelen);
4022 SSVAL(p, 2, ea_len);
4023 memcpy(p+4, ea_name, ea_namelen+1); /* Copy in the name. */
4024 memcpy(p+4+ea_namelen+1, ea_val, ea_len);
4025 }
4026
4027 status = cli_trans(talloc_tos(), cli, SMBtrans2, NULL, -1, 0, 0,
4028 setup, 1, 0,
4029 param, param_len, 2,
4030 data, data_len, cli->max_xmit,
4031 NULL,
4032 NULL, 0, NULL, /* rsetup */
4033 NULL, 0, NULL, /* rparam */
4034 NULL, 0, NULL); /* rdata */
4035 SAFE_FREE(data);
4036 return status;
4037 }
4038
4039 /*********************************************************
4040 Set an extended attribute on a pathname.
4041 *********************************************************/
4042
4043 NTSTATUS cli_set_ea_path(struct cli_state *cli, const char *path,
4044 const char *ea_name, const char *ea_val,
4045 size_t ea_len)
4046 {
4047 unsigned int param_len = 0;
4048 uint8_t *param;
4049 size_t srclen = 2*(strlen(path)+1);
4050 char *p;
4051 NTSTATUS status;
4052
4053 param = SMB_MALLOC_ARRAY(uint8_t, 6+srclen+2);
4054 if (!param) {
4055 return NT_STATUS_NO_MEMORY;
4056 }
4057 memset(param, '\0', 6);
4058 SSVAL(param,0,SMB_INFO_SET_EA);
4059 p = (char *)(&param[6]);
4060
4061 p += clistr_push(cli, p, path, srclen, STR_TERMINATE);
4062 param_len = PTR_DIFF(p, param);
4063
4064 status = cli_set_ea(cli, TRANSACT2_SETPATHINFO, param, param_len,
4065 ea_name, ea_val, ea_len);
4066 SAFE_FREE(param);
4067 return status;
4068 }
4069
4070 /*********************************************************
4071 Set an extended attribute on an fnum.
4072 *********************************************************/
4073
4074 NTSTATUS cli_set_ea_fnum(struct cli_state *cli, uint16_t fnum,
4075 const char *ea_name, const char *ea_val,
4076 size_t ea_len)
4077 {
4078 uint8_t param[6];
4079
4080 memset(param, 0, 6);
4081 SSVAL(param,0,fnum);
4082 SSVAL(param,2,SMB_INFO_SET_EA);
4083
4084 return cli_set_ea(cli, TRANSACT2_SETFILEINFO, param, 6,
4085 ea_name, ea_val, ea_len);
4086 }
4087
4088 /*********************************************************
4089 Get an extended attribute list utility fn.
4090 *********************************************************/
4091
4092 static bool parse_ea_blob(TALLOC_CTX *ctx, const uint8_t *rdata,
4093 size_t rdata_len,
4094 size_t *pnum_eas, struct ea_struct **pea_list)
4095 {
4096 struct ea_struct *ea_list = NULL;
4097 size_t num_eas;
4098 size_t ea_size;
4099 const uint8_t *p;
4100
4101 if (rdata_len < 4) {
4102 return false;
4103 }
4104
4105 ea_size = (size_t)IVAL(rdata,0);
4106 if (ea_size > rdata_len) {
4107 return false;
4108 }
4109
4110 if (ea_size == 0) {
4111 /* No EA's present. */
4112 *pnum_eas = 0;
4113 *pea_list = NULL;
4114 return true;
4115 }
4116
4117 p = rdata + 4;
4118 ea_size -= 4;
4119
4120 /* Validate the EA list and count it. */
4121 for (num_eas = 0; ea_size >= 4; num_eas++) {
4122 unsigned int ea_namelen = CVAL(p,1);
4123 unsigned int ea_valuelen = SVAL(p,2);
4124 if (ea_namelen == 0) {
4125 return false;
4126 }
4127 if (4 + ea_namelen + 1 + ea_valuelen > ea_size) {
4128 return false;
4129 }
4130 ea_size -= 4 + ea_namelen + 1 + ea_valuelen;
4131 p += 4 + ea_namelen + 1 + ea_valuelen;
4132 }
4133
4134 if (num_eas == 0) {
4135 *pnum_eas = 0;
4136 *pea_list = NULL;
4137 return true;
4138 }
4139
4140 *pnum_eas = num_eas;
4141 if (!pea_list) {
4142 /* Caller only wants number of EA's. */
4143 return true;
4144 }
4145
4146 ea_list = TALLOC_ARRAY(ctx, struct ea_struct, num_eas);
4147 if (!ea_list) {
4148 return false;
4149 }
4150
4151 ea_size = (size_t)IVAL(rdata,0);
4152 p = rdata + 4;
4153
4154 for (num_eas = 0; num_eas < *pnum_eas; num_eas++ ) {
4155 struct ea_struct *ea = &ea_list[num_eas];
4156 fstring unix_ea_name;
4157 unsigned int ea_namelen = CVAL(p,1);
4158 unsigned int ea_valuelen = SVAL(p,2);
4159
4160 ea->flags = CVAL(p,0);
4161 unix_ea_name[0] = '\0';
4162 pull_ascii_fstring(unix_ea_name, p + 4);
4163 ea->name = talloc_strdup(ea_list, unix_ea_name);
4164 if (!ea->name) {
4165 goto fail;
4166 }
4167 /* Ensure the value is null terminated (in case it's a string). */
4168 ea->value = data_blob_talloc(ea_list, NULL, ea_valuelen + 1);
4169 if (!ea->value.data) {
4170 goto fail;
4171 }
4172 if (ea_valuelen) {
4173 memcpy(ea->value.data, p+4+ea_namelen+1, ea_valuelen);
4174 }
4175 ea->value.data[ea_valuelen] = 0;
4176 ea->value.length--;
4177 p += 4 + ea_namelen + 1 + ea_valuelen;
4178 }
4179
4180 *pea_list = ea_list;
4181 return true;
4182
4183 fail:
4184 TALLOC_FREE(ea_list);
4185 return false;
4186 }
4187
4188 /*********************************************************
4189 Get an extended attribute list from a pathname.
4190 *********************************************************/
4191
4192 struct cli_get_ea_list_path_state {
4193 uint32_t num_data;
4194 uint8_t *data;
4195 };
4196
4197 static void cli_get_ea_list_path_done(struct tevent_req *subreq);
4198
4199 struct tevent_req *cli_get_ea_list_path_send(TALLOC_CTX *mem_ctx,
4200 struct tevent_context *ev,
4201 struct cli_state *cli,
4202 const char *fname)
4203 {
4204 struct tevent_req *req, *subreq;
4205 struct cli_get_ea_list_path_state *state;
4206
4207 req = tevent_req_create(mem_ctx, &state,
4208 struct cli_get_ea_list_path_state);
4209 if (req == NULL) {
4210 return NULL;
4211 }
4212 subreq = cli_qpathinfo_send(state, ev, cli, fname,
4213 SMB_INFO_QUERY_ALL_EAS, 4,
4214 cli->max_xmit);
4215 if (tevent_req_nomem(subreq, req)) {
4216 return tevent_req_post(req, ev);
4217 }
4218 tevent_req_set_callback(subreq, cli_get_ea_list_path_done, req);
4219 return req;
4220 }
4221
4222 static void cli_get_ea_list_path_done(struct tevent_req *subreq)
4223 {
4224 struct tevent_req *req = tevent_req_callback_data(
4225 subreq, struct tevent_req);
4226 struct cli_get_ea_list_path_state *state = tevent_req_data(
4227 req, struct cli_get_ea_list_path_state);
4228 NTSTATUS status;
4229
4230 status = cli_qpathinfo_recv(subreq, state, &state->data,
4231 &state->num_data);
4232 TALLOC_FREE(subreq);
4233 if (tevent_req_nterror(req, status)) {
4234 return;
4235 }
4236 tevent_req_done(req);
4237 }
4238
4239 NTSTATUS cli_get_ea_list_path_recv(struct tevent_req *req, TALLOC_CTX *mem_ctx,
4240 size_t *pnum_eas, struct ea_struct **peas)
4241 {
4242 struct cli_get_ea_list_path_state *state = tevent_req_data(
4243 req, struct cli_get_ea_list_path_state);
4244 NTSTATUS status;
4245
4246 if (tevent_req_is_nterror(req, &status)) {
4247 return status;
4248 }
4249 if (!parse_ea_blob(mem_ctx, state->data, state->num_data,
4250 pnum_eas, peas)) {
4251 return NT_STATUS_INVALID_NETWORK_RESPONSE;
4252 }
4253 return NT_STATUS_OK;
4254 }
4255
4256 NTSTATUS cli_get_ea_list_path(struct cli_state *cli, const char *path,
4257 TALLOC_CTX *ctx,
4258 size_t *pnum_eas,
4259 struct ea_struct **pea_list)
4260 {
4261 TALLOC_CTX *frame = talloc_stackframe();
4262 struct event_context *ev = NULL;
4263 struct tevent_req *req = NULL;
4264 NTSTATUS status = NT_STATUS_NO_MEMORY;
4265
4266 if (cli_has_async_calls(cli)) {
4267 /*
4268 * Can't use sync call while an async call is in flight
4269 */
4270 status = NT_STATUS_INVALID_PARAMETER;
4271 goto fail;
4272 }
4273 ev = event_context_init(frame);
4274 if (ev == NULL) {
4275 goto fail;
4276 }
4277 req = cli_get_ea_list_path_send(frame, ev, cli, path);
4278 if (req == NULL) {
4279 goto fail;
4280 }
4281 if (!tevent_req_poll_ntstatus(req, ev, &status)) {
4282 goto fail;
4283 }
4284 status = cli_get_ea_list_path_recv(req, ctx, pnum_eas, pea_list);
4285 fail:
4286 TALLOC_FREE(frame);
4287 return status;
4288 }
4289
4290 /****************************************************************************
4291 Convert open "flags" arg to uint32_t on wire.
4292 ****************************************************************************/
4293
4294 static uint32_t open_flags_to_wire(int flags)
4295 {
4296 int open_mode = flags & O_ACCMODE;
4297 uint32_t ret = 0;
4298
4299 switch (open_mode) {
4300 case O_WRONLY:
4301 ret |= SMB_O_WRONLY;
4302 break;
4303 case O_RDWR:
4304 ret |= SMB_O_RDWR;
4305 break;
4306 default:
4307 case O_RDONLY:
4308 ret |= SMB_O_RDONLY;
4309 break;
4310 }
4311
4312 if (flags & O_CREAT) {
4313 ret |= SMB_O_CREAT;
4314 }
4315 if (flags & O_EXCL) {
4316 ret |= SMB_O_EXCL;
4317 }
4318 if (flags & O_TRUNC) {
4319 ret |= SMB_O_TRUNC;
4320 }
4321 #if defined(O_SYNC)
4322 if (flags & O_SYNC) {
4323 ret |= SMB_O_SYNC;
4324 }
4325 #endif /* O_SYNC */
4326 if (flags & O_APPEND) {
4327 ret |= SMB_O_APPEND;
4328 }
4329 #if defined(O_DIRECT)
4330 if (flags & O_DIRECT) {
4331 ret |= SMB_O_DIRECT;
4332 }
4333 #endif
4334 #if defined(O_DIRECTORY)
4335 if (flags & O_DIRECTORY) {
4336 ret |= SMB_O_DIRECTORY;
4337 }
4338 #endif
4339 return ret;
4340 }
4341
4342 /****************************************************************************
4343 Open a file - POSIX semantics. Returns fnum. Doesn't request oplock.
4344 ****************************************************************************/
4345
4346 struct posix_open_state {
4347 uint16_t setup;
4348 uint8_t *param;
4349 uint8_t data[18];
4350 uint16_t fnum; /* Out */
4351 };
4352
4353 static void cli_posix_open_internal_done(struct tevent_req *subreq)
4354 {
4355 struct tevent_req *req = tevent_req_callback_data(
4356 subreq, struct tevent_req);
4357 struct posix_open_state *state = tevent_req_data(req, struct posix_open_state);
4358 NTSTATUS status;
4359 uint8_t *data;
4360 uint32_t num_data;
4361
4362 status = cli_trans_recv(subreq, state, NULL, NULL, 0, NULL,
4363 NULL, 0, NULL, &data, 12, &num_data);
4364 TALLOC_FREE(subreq);
4365 if (tevent_req_nterror(req, status)) {
4366 return;
4367 }
4368 state->fnum = SVAL(data,2);
4369 tevent_req_done(req);
4370 }
4371
4372 static struct tevent_req *cli_posix_open_internal_send(TALLOC_CTX *mem_ctx,
4373 struct event_context *ev,
4374 struct cli_state *cli,
4375 const char *fname,
4376 int flags,
4377 mode_t mode,
4378 bool is_dir)
4379 {
4380 struct tevent_req *req = NULL, *subreq = NULL;
4381 struct posix_open_state *state = NULL;
4382 uint32_t wire_flags = open_flags_to_wire(flags);
4383
4384 req = tevent_req_create(mem_ctx, &state, struct posix_open_state);
4385 if (req == NULL) {
4386 return NULL;
4387 }
4388
4389 /* Setup setup word. */
4390 SSVAL(&state->setup, 0, TRANSACT2_SETPATHINFO);
4391
4392 /* Setup param array. */
4393 state->param = talloc_array(state, uint8_t, 6);
4394 if (tevent_req_nomem(state->param, req)) {
4395 return tevent_req_post(req, ev);
4396 }
4397 memset(state->param, '\0', 6);
4398 SSVAL(state->param, 0, SMB_POSIX_PATH_OPEN);
4399
4400 state->param = trans2_bytes_push_str(state->param, cli_ucs2(cli), fname,
4401 strlen(fname)+1, NULL);
4402
4403 if (tevent_req_nomem(state->param, req)) {
4404 return tevent_req_post(req, ev);
4405 }
4406
4407 /* Setup data words. */
4408 if (is_dir) {
4409 wire_flags |= SMB_O_DIRECTORY;
4410 }
4411
4412 SIVAL(state->data,0,0); /* No oplock. */
4413 SIVAL(state->data,4,wire_flags);
4414 SIVAL(state->data,8,unix_perms_to_wire(mode));
4415 SIVAL(state->data,12,0); /* Top bits of perms currently undefined. */
4416 SSVAL(state->data,16,SMB_NO_INFO_LEVEL_RETURNED); /* No info level returned. */
4417
4418 subreq = cli_trans_send(state, /* mem ctx. */
4419 ev, /* event ctx. */
4420 cli, /* cli_state. */
4421 SMBtrans2, /* cmd. */
4422 NULL, /* pipe name. */
4423 -1, /* fid. */
4424 0, /* function. */
4425 0, /* flags. */
4426 &state->setup, /* setup. */
4427 1, /* num setup uint16_t words. */
4428 0, /* max returned setup. */
4429 state->param, /* param. */
4430 talloc_get_size(state->param),/* num param. */
4431 2, /* max returned param. */
4432 state->data, /* data. */
4433 18, /* num data. */
4434 12); /* max returned data. */
4435
4436 if (tevent_req_nomem(subreq, req)) {
4437 return tevent_req_post(req, ev);
4438 }
4439 tevent_req_set_callback(subreq, cli_posix_open_internal_done, req);
4440 return req;
4441 }
4442
4443 struct tevent_req *cli_posix_open_send(TALLOC_CTX *mem_ctx,
4444 struct event_context *ev,
4445 struct cli_state *cli,
4446 const char *fname,
4447 int flags,
4448 mode_t mode)
4449 {
4450 return cli_posix_open_internal_send(mem_ctx, ev,
4451 cli, fname, flags, mode, false);
4452 }
4453
4454 NTSTATUS cli_posix_open_recv(struct tevent_req *req, uint16_t *pfnum)
4455 {
4456 struct posix_open_state *state = tevent_req_data(req, struct posix_open_state);
4457 NTSTATUS status;
4458
4459 if (tevent_req_is_nterror(req, &status)) {
4460 return status;
4461 }
4462 *pfnum = state->fnum;
4463 return NT_STATUS_OK;
4464 }
4465
4466 /****************************************************************************
4467 Open - POSIX semantics. Doesn't request oplock.
4468 ****************************************************************************/
4469
4470 NTSTATUS cli_posix_open(struct cli_state *cli, const char *fname,
4471 int flags, mode_t mode, uint16_t *pfnum)
4472 {
4473
4474 TALLOC_CTX *frame = talloc_stackframe();
4475 struct event_context *ev = NULL;
4476 struct tevent_req *req = NULL;
4477 NTSTATUS status = NT_STATUS_OK;
4478
4479 if (cli_has_async_calls(cli)) {
4480 /*
4481 * Can't use sync call while an async call is in flight
4482 */
4483 status = NT_STATUS_INVALID_PARAMETER;
4484 goto fail;
4485 }
4486
4487 ev = event_context_init(frame);
4488 if (ev == NULL) {
4489 status = NT_STATUS_NO_MEMORY;
4490 goto fail;
4491 }
4492
4493 req = cli_posix_open_send(frame,
4494 ev,
4495 cli,
4496 fname,
4497 flags,
4498 mode);
4499 if (req == NULL) {
4500 status = NT_STATUS_NO_MEMORY;
4501 goto fail;
4502 }
4503
4504 if (!tevent_req_poll(req, ev)) {
4505 status = map_nt_error_from_unix(errno);
4506 goto fail;
4507 }
4508
4509 status = cli_posix_open_recv(req, pfnum);
4510
4511 fail:
4512 TALLOC_FREE(frame);
4513 return status;
4514 }
4515
4516 struct tevent_req *cli_posix_mkdir_send(TALLOC_CTX *mem_ctx,
4517 struct event_context *ev,
4518 struct cli_state *cli,
4519 const char *fname,
4520 mode_t mode)
4521 {
4522 return cli_posix_open_internal_send(mem_ctx, ev,
4523 cli, fname, O_CREAT, mode, true);
4524 }
4525
4526 NTSTATUS cli_posix_mkdir_recv(struct tevent_req *req)
4527 {
4528 return tevent_req_simple_recv_ntstatus(req);
4529 }
4530
4531 NTSTATUS cli_posix_mkdir(struct cli_state *cli, const char *fname, mode_t mode)
4532 {
4533 TALLOC_CTX *frame = talloc_stackframe();
4534 struct event_context *ev = NULL;
4535 struct tevent_req *req = NULL;
4536 NTSTATUS status = NT_STATUS_OK;
4537
4538 if (cli_has_async_calls(cli)) {
4539 /*
4540 * Can't use sync call while an async call is in flight
4541 */
4542 status = NT_STATUS_INVALID_PARAMETER;
4543 goto fail;
4544 }
4545
4546 ev = event_context_init(frame);
4547 if (ev == NULL) {
4548 status = NT_STATUS_NO_MEMORY;
4549 goto fail;
4550 }
4551
4552 req = cli_posix_mkdir_send(frame,
4553 ev,
4554 cli,
4555 fname,
4556 mode);
4557 if (req == NULL) {
4558 status = NT_STATUS_NO_MEMORY;
4559 goto fail;
4560 }
4561
4562 if (!tevent_req_poll(req, ev)) {
4563 status = map_nt_error_from_unix(errno);
4564 goto fail;
4565 }
4566
4567 status = cli_posix_mkdir_recv(req);
4568
4569 fail:
4570 TALLOC_FREE(frame);
4571 return status;
4572 }
4573
4574 /****************************************************************************
4575 unlink or rmdir - POSIX semantics.
4576 ****************************************************************************/
4577
4578 struct cli_posix_unlink_internal_state {
4579 uint8_t data[2];
4580 };
4581
4582 static void cli_posix_unlink_internal_done(struct tevent_req *subreq);
4583
4584 static struct tevent_req *cli_posix_unlink_internal_send(TALLOC_CTX *mem_ctx,
4585 struct event_context *ev,
4586 struct cli_state *cli,
4587 const char *fname,
4588 uint16_t level)
4589 {
4590 struct tevent_req *req = NULL, *subreq = NULL;
4591 struct cli_posix_unlink_internal_state *state = NULL;
4592
4593 req = tevent_req_create(mem_ctx, &state,
4594 struct cli_posix_unlink_internal_state);
4595 if (req == NULL) {
4596 return NULL;
4597 }
4598
4599 /* Setup data word. */
4600 SSVAL(state->data, 0, level);
4601
4602 subreq = cli_setpathinfo_send(state, ev, cli,
4603 SMB_POSIX_PATH_UNLINK,
4604 fname,
4605 state->data, sizeof(state->data));
4606 if (tevent_req_nomem(subreq, req)) {
4607 return tevent_req_post(req, ev);
4608 }
4609 tevent_req_set_callback(subreq, cli_posix_unlink_internal_done, req);
4610 return req;
4611 }
4612
4613 static void cli_posix_unlink_internal_done(struct tevent_req *subreq)
4614 {
4615 NTSTATUS status = cli_setpathinfo_recv(subreq);
4616 tevent_req_simple_finish_ntstatus(subreq, status);
4617 }
4618
4619 struct tevent_req *cli_posix_unlink_send(TALLOC_CTX *mem_ctx,
4620 struct event_context *ev,
4621 struct cli_state *cli,
4622 const char *fname)
4623 {
4624 return cli_posix_unlink_internal_send(mem_ctx, ev, cli, fname,
4625 SMB_POSIX_UNLINK_FILE_TARGET);
4626 }
4627
4628 NTSTATUS cli_posix_unlink_recv(struct tevent_req *req)
4629 {
4630 return tevent_req_simple_recv_ntstatus(req);
4631 }
4632
4633 /****************************************************************************
4634 unlink - POSIX semantics.
4635 ****************************************************************************/
4636
4637 NTSTATUS cli_posix_unlink(struct cli_state *cli, const char *fname)
4638 {
4639 TALLOC_CTX *frame = talloc_stackframe();
4640 struct event_context *ev = NULL;
4641 struct tevent_req *req = NULL;
4642 NTSTATUS status = NT_STATUS_OK;
4643
4644 if (cli_has_async_calls(cli)) {
4645 /*
4646 * Can't use sync call while an async call is in flight
4647 */
4648 status = NT_STATUS_INVALID_PARAMETER;
4649 goto fail;
4650 }
4651
4652 ev = event_context_init(frame);
4653 if (ev == NULL) {
4654 status = NT_STATUS_NO_MEMORY;
4655 goto fail;
4656 }
4657
4658 req = cli_posix_unlink_send(frame,
4659 ev,
4660 cli,
4661 fname);
4662 if (req == NULL) {
4663 status = NT_STATUS_NO_MEMORY;
4664 goto fail;
4665 }
4666
4667 if (!tevent_req_poll(req, ev)) {
4668 status = map_nt_error_from_unix(errno);
4669 goto fail;
4670 }
4671
4672 status = cli_posix_unlink_recv(req);
4673
4674 fail:
4675 TALLOC_FREE(frame);
4676 return status;
4677 }
4678
4679 /****************************************************************************
4680 rmdir - POSIX semantics.
4681 ****************************************************************************/
4682
4683 struct tevent_req *cli_posix_rmdir_send(TALLOC_CTX *mem_ctx,
4684 struct event_context *ev,
4685 struct cli_state *cli,
4686 const char *fname)
4687 {
4688 return cli_posix_unlink_internal_send(
4689 mem_ctx, ev, cli, fname,
4690 SMB_POSIX_UNLINK_DIRECTORY_TARGET);
4691 }
4692
4693 NTSTATUS cli_posix_rmdir_recv(struct tevent_req *req, TALLOC_CTX *mem_ctx)
4694 {
4695 return tevent_req_simple_recv_ntstatus(req);
4696 }
4697
4698 NTSTATUS cli_posix_rmdir(struct cli_state *cli, const char *fname)
4699 {
4700 TALLOC_CTX *frame = talloc_stackframe();
4701 struct event_context *ev = NULL;
4702 struct tevent_req *req = NULL;
4703 NTSTATUS status = NT_STATUS_OK;
4704
4705 if (cli_has_async_calls(cli)) {
4706 /*
4707 * Can't use sync call while an async call is in flight
4708 */
4709 status = NT_STATUS_INVALID_PARAMETER;
4710 goto fail;
4711 }
4712
4713 ev = event_context_init(frame);
4714 if (ev == NULL) {
4715 status = NT_STATUS_NO_MEMORY;
4716 goto fail;
4717 }
4718
4719 req = cli_posix_rmdir_send(frame,
4720 ev,
4721 cli,
4722 fname);
4723 if (req == NULL) {
4724 status = NT_STATUS_NO_MEMORY;
4725 goto fail;
4726 }
4727
4728 if (!tevent_req_poll(req, ev)) {
4729 status = map_nt_error_from_unix(errno);
4730 goto fail;
4731 }
4732
4733 status = cli_posix_rmdir_recv(req, frame);
4734
4735 fail:
4736 TALLOC_FREE(frame);
4737 return status;
4738 }
4739
4740 /****************************************************************************
4741 filechangenotify
4742 ****************************************************************************/
4743
4744 struct cli_notify_state {
4745 uint8_t setup[8];
4746 uint32_t num_changes;
4747 struct notify_change *changes;
4748 };
4749
4750 static void cli_notify_done(struct tevent_req *subreq);
4751
4752 struct tevent_req *cli_notify_send(TALLOC_CTX *mem_ctx,
4753 struct tevent_context *ev,
4754 struct cli_state *cli, uint16_t fnum,
4755 uint32_t buffer_size,
4756 uint32_t completion_filter, bool recursive)
4757 {
4758 struct tevent_req *req, *subreq;
4759 struct cli_notify_state *state;
4760
4761 req = tevent_req_create(mem_ctx, &state, struct cli_notify_state);
4762 if (req == NULL) {
4763 return NULL;
4764 }
4765
4766 SIVAL(state->setup, 0, completion_filter);
4767 SSVAL(state->setup, 4, fnum);
4768 SSVAL(state->setup, 6, recursive);
4769
4770 subreq = cli_trans_send(
4771 state, /* mem ctx. */
4772 ev, /* event ctx. */
4773 cli, /* cli_state. */
4774 SMBnttrans, /* cmd. */
4775 NULL, /* pipe name. */
4776 -1, /* fid. */
4777 NT_TRANSACT_NOTIFY_CHANGE, /* function. */
4778 0, /* flags. */
4779 (uint16_t *)state->setup, /* setup. */
4780 4, /* num setup uint16_t words. */
4781 0, /* max returned setup. */
4782 NULL, /* param. */
4783 0, /* num param. */
4784 buffer_size, /* max returned param. */
4785 NULL, /* data. */
4786 0, /* num data. */
4787 0); /* max returned data. */
4788
4789 if (tevent_req_nomem(subreq, req)) {
4790 return tevent_req_post(req, ev);
4791 }
4792 tevent_req_set_callback(subreq, cli_notify_done, req);
4793 return req;
4794 }
4795
4796 static void cli_notify_done(struct tevent_req *subreq)
4797 {
4798 struct tevent_req *req = tevent_req_callback_data(
4799 subreq, struct tevent_req);
4800 struct cli_notify_state *state = tevent_req_data(
4801 req, struct cli_notify_state);
4802 NTSTATUS status;
4803 uint8_t *params;
4804 uint32_t i, ofs, num_params;
4805 uint16_t flags2;
4806
4807 status = cli_trans_recv(subreq, talloc_tos(), &flags2, NULL, 0, NULL,
4808 &params, 0, &num_params, NULL, 0, NULL);
4809 TALLOC_FREE(subreq);
4810 if (tevent_req_nterror(req, status)) {
4811 DEBUG(10, ("cli_trans_recv returned %s\n", nt_errstr(status)));
4812 return;
4813 }
4814
4815 state->num_changes = 0;
4816 ofs = 0;
4817
4818 while (num_params - ofs > 12) {
4819 uint32_t len = IVAL(params, ofs);
4820 state->num_changes += 1;
4821
4822 if ((len == 0) || (ofs+len >= num_params)) {
4823 break;
4824 }
4825 ofs += len;
4826 }
4827
4828 state->changes = talloc_array(state, struct notify_change,
4829 state->num_changes);
4830 if (tevent_req_nomem(state->changes, req)) {
4831 TALLOC_FREE(params);
4832 return;
4833 }
4834
4835 ofs = 0;
4836
4837 for (i=0; i<state->num_changes; i++) {
4838 uint32_t next = IVAL(params, ofs);
4839 uint32_t len = IVAL(params, ofs+8);
4840 ssize_t ret;
4841 char *name;
4842
4843 if ((next != 0) && (len+12 != next)) {
4844 TALLOC_FREE(params);
4845 tevent_req_nterror(
4846 req, NT_STATUS_INVALID_NETWORK_RESPONSE);
4847 return;
4848 }
4849
4850 state->changes[i].action = IVAL(params, ofs+4);
4851 ret = clistr_pull_talloc(params, (char *)params, flags2,
4852 &name, params+ofs+12, len,
4853 STR_TERMINATE|STR_UNICODE);
4854 if (ret == -1) {
4855 TALLOC_FREE(params);
4856 tevent_req_nterror(req, NT_STATUS_INTERNAL_ERROR);
4857 return;
4858 }
4859 state->changes[i].name = name;
4860 ofs += next;
4861 }
4862
4863 TALLOC_FREE(params);
4864 tevent_req_done(req);
4865 }
4866
4867 NTSTATUS cli_notify_recv(struct tevent_req *req, TALLOC_CTX *mem_ctx,
4868 uint32_t *pnum_changes,
4869 struct notify_change **pchanges)
4870 {
4871 struct cli_notify_state *state = tevent_req_data(
4872 req, struct cli_notify_state);
4873 NTSTATUS status;
4874
4875 if (tevent_req_is_nterror(req, &status)) {
4876 return status;
4877 }
4878
4879 *pnum_changes = state->num_changes;
4880 *pchanges = talloc_move(mem_ctx, &state->changes);
4881 return NT_STATUS_OK;
4882 }
4883
4884 struct cli_qpathinfo_state {
4885 uint8_t *param;
4886 uint8_t *data;
4887 uint16_t setup[1];
4888 uint32_t min_rdata;
4889 uint8_t *rdata;
4890 uint32_t num_rdata;
4891 };
4892
4893 static void cli_qpathinfo_done(struct tevent_req *subreq);
4894
4895 struct tevent_req *cli_qpathinfo_send(TALLOC_CTX *mem_ctx,
4896 struct tevent_context *ev,
4897 struct cli_state *cli, const char *fname,
4898 uint16_t level, uint32_t min_rdata,
4899 uint32_t max_rdata)
4900 {
4901 struct tevent_req *req, *subreq;
4902 struct cli_qpathinfo_state *state;
4903
4904 req = tevent_req_create(mem_ctx, &state, struct cli_qpathinfo_state);
4905 if (req == NULL) {
4906 return NULL;
4907 }
4908 state->min_rdata = min_rdata;
4909 SSVAL(state->setup, 0, TRANSACT2_QPATHINFO);
4910
4911 state->param = talloc_zero_array(state, uint8_t, 6);
4912 if (tevent_req_nomem(state->param, req)) {
4913 return tevent_req_post(req, ev);
4914 }
4915 SSVAL(state->param, 0, level);
4916 state->param = trans2_bytes_push_str(
4917 state->param, cli_ucs2(cli), fname, strlen(fname)+1, NULL);
4918 if (tevent_req_nomem(state->param, req)) {
4919 return tevent_req_post(req, ev);
4920 }
4921
4922 subreq = cli_trans_send(
4923 state, /* mem ctx. */
4924 ev, /* event ctx. */
4925 cli, /* cli_state. */
4926 SMBtrans2, /* cmd. */
4927 NULL, /* pipe name. */
4928 -1, /* fid. */
4929 0, /* function. */
4930 0, /* flags. */
4931 state->setup, /* setup. */
4932 1, /* num setup uint16_t words. */
4933 0, /* max returned setup. */
4934 state->param, /* param. */
4935 talloc_get_size(state->param), /* num param. */
4936 2, /* max returned param. */
4937 NULL, /* data. */
4938 0, /* num data. */
4939 max_rdata); /* max returned data. */
4940
4941 if (tevent_req_nomem(subreq, req)) {
4942 return tevent_req_post(req, ev);
4943 }
4944 tevent_req_set_callback(subreq, cli_qpathinfo_done, req);
4945 return req;
4946 }
4947
4948 static void cli_qpathinfo_done(struct tevent_req *subreq)
4949 {
4950 struct tevent_req *req = tevent_req_callback_data(
4951 subreq, struct tevent_req);
4952 struct cli_qpathinfo_state *state = tevent_req_data(
4953 req, struct cli_qpathinfo_state);
4954 NTSTATUS status;
4955
4956 status = cli_trans_recv(subreq, state, NULL, NULL, 0, NULL,
4957 NULL, 0, NULL,
4958 &state->rdata, state->min_rdata,
4959 &state->num_rdata);
4960 if (tevent_req_nterror(req, status)) {
4961 return;
4962 }
4963 tevent_req_done(req);
4964 }
4965
4966 NTSTATUS cli_qpathinfo_recv(struct tevent_req *req, TALLOC_CTX *mem_ctx,
4967 uint8_t **rdata, uint32_t *num_rdata)
4968 {
4969 struct cli_qpathinfo_state *state = tevent_req_data(
4970 req, struct cli_qpathinfo_state);
4971 NTSTATUS status;
4972
4973 if (tevent_req_is_nterror(req, &status)) {
4974 return status;
4975 }
4976 if (rdata != NULL) {
4977 *rdata = talloc_move(mem_ctx, &state->rdata);
4978 } else {
4979 TALLOC_FREE(state->rdata);
4980 }
4981 if (num_rdata != NULL) {
4982 *num_rdata = state->num_rdata;
4983 }
4984 return NT_STATUS_OK;
4985 }
4986
4987 NTSTATUS cli_qpathinfo(TALLOC_CTX *mem_ctx, struct cli_state *cli,
4988 const char *fname, uint16_t level, uint32_t min_rdata,
4989 uint32_t max_rdata,
4990 uint8_t **rdata, uint32_t *num_rdata)
4991 {
4992 TALLOC_CTX *frame = talloc_stackframe();
4993 struct event_context *ev;
4994 struct tevent_req *req;
4995 NTSTATUS status = NT_STATUS_NO_MEMORY;
4996
4997 if (cli_has_async_calls(cli)) {
4998 /*
4999 * Can't use sync call while an async call is in flight
5000 */
5001 status = NT_STATUS_INVALID_PARAMETER;
5002 goto fail;
5003 }
5004 ev = event_context_init(frame);
5005 if (ev == NULL) {
5006 goto fail;
5007 }
5008 req = cli_qpathinfo_send(frame, ev, cli, fname, level, min_rdata,
5009 max_rdata);
5010 if (req == NULL) {
5011 goto fail;
5012 }
5013 if (!tevent_req_poll_ntstatus(req, ev, &status)) {
5014 goto fail;
5015 }
5016 status = cli_qpathinfo_recv(req, mem_ctx, rdata, num_rdata);
5017 fail:
5018 TALLOC_FREE(frame);
5019 return status;
5020 }
5021
5022 struct cli_qfileinfo_state {
5023 uint16_t setup[1];
5024 uint8_t param[4];
5025 uint8_t *data;
5026 uint32_t min_rdata;
5027 uint8_t *rdata;
5028 uint32_t num_rdata;
5029 };
5030
5031 static void cli_qfileinfo_done(struct tevent_req *subreq);
5032
5033 struct tevent_req *cli_qfileinfo_send(TALLOC_CTX *mem_ctx,
5034 struct tevent_context *ev,
5035 struct cli_state *cli, uint16_t fnum,
5036 uint16_t level, uint32_t min_rdata,
5037 uint32_t max_rdata)
5038 {
5039 struct tevent_req *req, *subreq;
5040 struct cli_qfileinfo_state *state;
5041
5042 req = tevent_req_create(mem_ctx, &state, struct cli_qfileinfo_state);
5043 if (req == NULL) {
5044 return NULL;
5045 }
5046 state->min_rdata = min_rdata;
5047 SSVAL(state->param, 0, fnum);
5048 SSVAL(state->param, 2, level);
5049 SSVAL(state->setup, 0, TRANSACT2_QFILEINFO);
5050
5051 subreq = cli_trans_send(
5052 state, /* mem ctx. */
5053 ev, /* event ctx. */
5054 cli, /* cli_state. */
5055 SMBtrans2, /* cmd. */
5056 NULL, /* pipe name. */
5057 -1, /* fid. */
5058 0, /* function. */
5059 0, /* flags. */
5060 state->setup, /* setup. */
5061 1, /* num setup uint16_t words. */
5062 0, /* max returned setup. */
5063 state->param, /* param. */
5064 sizeof(state->param), /* num param. */
5065 2, /* max returned param. */
5066 NULL, /* data. */
5067 0, /* num data. */
5068 max_rdata); /* max returned data. */
5069
5070 if (tevent_req_nomem(subreq, req)) {
5071 return tevent_req_post(req, ev);
5072 }
5073 tevent_req_set_callback(subreq, cli_qfileinfo_done, req);
5074 return req;
5075 }
5076
5077 static void cli_qfileinfo_done(struct tevent_req *subreq)
5078 {
5079 struct tevent_req *req = tevent_req_callback_data(
5080 subreq, struct tevent_req);
5081 struct cli_qfileinfo_state *state = tevent_req_data(
5082 req, struct cli_qfileinfo_state);
5083 NTSTATUS status;
5084
5085 status = cli_trans_recv(subreq, state, NULL, NULL, 0, NULL,
5086 NULL, 0, NULL,
5087 &state->rdata, state->min_rdata,
5088 &state->num_rdata);
5089 if (tevent_req_nterror(req, status)) {
5090 return;
5091 }
5092 tevent_req_done(req);
5093 }
5094
5095 NTSTATUS cli_qfileinfo_recv(struct tevent_req *req, TALLOC_CTX *mem_ctx,
5096 uint8_t **rdata, uint32_t *num_rdata)
5097 {
5098 struct cli_qfileinfo_state *state = tevent_req_data(
5099 req, struct cli_qfileinfo_state);
5100 NTSTATUS status;
5101
5102 if (tevent_req_is_nterror(req, &status)) {
5103 return status;
5104 }
5105 if (rdata != NULL) {
5106 *rdata = talloc_move(mem_ctx, &state->rdata);
5107 } else {
5108 TALLOC_FREE(state->rdata);
5109 }
5110 if (num_rdata != NULL) {
5111 *num_rdata = state->num_rdata;
5112 }
5113 return NT_STATUS_OK;
5114 }
5115
5116 NTSTATUS cli_qfileinfo(TALLOC_CTX *mem_ctx, struct cli_state *cli,
5117 uint16_t fnum, uint16_t level, uint32_t min_rdata,
5118 uint32_t max_rdata,
5119 uint8_t **rdata, uint32_t *num_rdata)
5120 {
5121 TALLOC_CTX *frame = talloc_stackframe();
5122 struct event_context *ev;
5123 struct tevent_req *req;
5124 NTSTATUS status = NT_STATUS_NO_MEMORY;
5125
5126 if (cli_has_async_calls(cli)) {
5127 /*
5128 * Can't use sync call while an async call is in flight
5129 */
5130 status = NT_STATUS_INVALID_PARAMETER;
5131 goto fail;
5132 }
5133 ev = event_context_init(frame);
5134 if (ev == NULL) {
5135 goto fail;
5136 }
5137 req = cli_qfileinfo_send(frame, ev, cli, fnum, level, min_rdata,
5138 max_rdata);
5139 if (req == NULL) {
5140 goto fail;
5141 }
5142 if (!tevent_req_poll_ntstatus(req, ev, &status)) {
5143 goto fail;
5144 }
5145 status = cli_qfileinfo_recv(req, mem_ctx, rdata, num_rdata);
5146 fail:
5147 TALLOC_FREE(frame);
5148 return status;
5149 }
5150
5151 struct cli_flush_state {
5152 uint16_t vwv[1];
5153 };
5154
5155 static void cli_flush_done(struct tevent_req *subreq);
5156
5157 struct tevent_req *cli_flush_send(TALLOC_CTX *mem_ctx,
5158 struct event_context *ev,
5159 struct cli_state *cli,
5160 uint16_t fnum)
5161 {
5162 struct tevent_req *req, *subreq;
5163 struct cli_flush_state *state;
5164
5165 req = tevent_req_create(mem_ctx, &state, struct cli_flush_state);
5166 if (req == NULL) {
5167 return NULL;
5168 }
5169 SSVAL(state->vwv + 0, 0, fnum);
5170
5171 subreq = cli_smb_send(state, ev, cli, SMBflush, 0, 1, state->vwv,
5172 0, NULL);
5173 if (tevent_req_nomem(subreq, req)) {
5174 return tevent_req_post(req, ev);
5175 }
5176 tevent_req_set_callback(subreq, cli_flush_done, req);
5177 return req;
5178 }
5179
5180 static void cli_flush_done(struct tevent_req *subreq)
5181 {
5182 struct tevent_req *req = tevent_req_callback_data(
5183 subreq, struct tevent_req);
5184 NTSTATUS status;
5185
5186 status = cli_smb_recv(subreq, NULL, NULL, 0, NULL, NULL, NULL, NULL);
5187 TALLOC_FREE(subreq);
5188 if (tevent_req_nterror(req, status)) {
5189 return;
5190 }
5191 tevent_req_done(req);
5192 }
5193
5194 NTSTATUS cli_flush_recv(struct tevent_req *req)
5195 {
5196 return tevent_req_simple_recv_ntstatus(req);
5197 }
5198
5199 NTSTATUS cli_flush(TALLOC_CTX *mem_ctx, struct cli_state *cli, uint16_t fnum)
5200 {
5201 TALLOC_CTX *frame = talloc_stackframe();
5202 struct event_context *ev;
5203 struct tevent_req *req;
5204 NTSTATUS status = NT_STATUS_NO_MEMORY;
5205
5206 if (cli_has_async_calls(cli)) {
5207 /*
5208 * Can't use sync call while an async call is in flight
5209 */
5210 status = NT_STATUS_INVALID_PARAMETER;
5211 goto fail;
5212 }
5213 ev = event_context_init(frame);
5214 if (ev == NULL) {
5215 goto fail;
5216 }
5217 req = cli_flush_send(frame, ev, cli, fnum);
5218 if (req == NULL) {
5219 goto fail;
5220 }
5221 if (!tevent_req_poll_ntstatus(req, ev, &status)) {
5222 goto fail;
5223 }
5224 status = cli_flush_recv(req);
5225 fail:
5226 TALLOC_FREE(frame);
5227 return status;
5228 }
5229
5230 struct cli_shadow_copy_data_state {
5231 uint16_t setup[4];
5232 uint8_t *data;
5233 uint32_t num_data;
5234 bool get_names;
5235 };
5236
5237 static void cli_shadow_copy_data_done(struct tevent_req *subreq);
5238
5239 struct tevent_req *cli_shadow_copy_data_send(TALLOC_CTX *mem_ctx,
5240 struct tevent_context *ev,
5241 struct cli_state *cli,
5242 uint16_t fnum,
5243 bool get_names)
5244 {
5245 struct tevent_req *req, *subreq;
5246 struct cli_shadow_copy_data_state *state;
5247 uint32_t ret_size;
5248
5249 req = tevent_req_create(mem_ctx, &state,
5250 struct cli_shadow_copy_data_state);
5251 if (req == NULL) {
5252 return NULL;
5253 }
5254 state->get_names = get_names;
5255 ret_size = get_names ? cli->max_xmit : 16;
5256
5257 SIVAL(state->setup + 0, 0, FSCTL_GET_SHADOW_COPY_DATA);
5258 SSVAL(state->setup + 2, 0, fnum);
5259 SCVAL(state->setup + 3, 0, 1); /* isFsctl */
5260 SCVAL(state->setup + 3, 1, 0); /* compfilter, isFlags (WSSP) */
5261
5262 subreq = cli_trans_send(
5263 state, ev, cli, SMBnttrans, NULL, 0, NT_TRANSACT_IOCTL, 0,
5264 state->setup, ARRAY_SIZE(state->setup), 0,
5265 NULL, 0, 0,
5266 NULL, 0, ret_size);
5267 if (tevent_req_nomem(subreq, req)) {
5268 return tevent_req_post(req, ev);
5269 }
5270 tevent_req_set_callback(subreq, cli_shadow_copy_data_done, req);
5271 return req;
5272 }
5273
5274 static void cli_shadow_copy_data_done(struct tevent_req *subreq)
5275 {
5276 struct tevent_req *req = tevent_req_callback_data(
5277 subreq, struct tevent_req);
5278 struct cli_shadow_copy_data_state *state = tevent_req_data(
5279 req, struct cli_shadow_copy_data_state);
5280 NTSTATUS status;
5281
5282 status = cli_trans_recv(subreq, state, NULL,
5283 NULL, 0, NULL, /* setup */
5284 NULL, 0, NULL, /* param */
5285 &state->data, 12, &state->num_data);
5286 TALLOC_FREE(subreq);
5287 if (tevent_req_nterror(req, status)) {
5288 return;
5289 }
5290 tevent_req_done(req);
5291 }
5292
5293 NTSTATUS cli_shadow_copy_data_recv(struct tevent_req *req, TALLOC_CTX *mem_ctx,
5294 char ***pnames, int *pnum_names)
5295 {
5296 struct cli_shadow_copy_data_state *state = tevent_req_data(
5297 req, struct cli_shadow_copy_data_state);
5298 char **names;
5299 int i, num_names;
5300 uint32_t dlength;
5301 NTSTATUS status;
5302
5303 if (tevent_req_is_nterror(req, &status)) {
5304 return status;
5305 }
5306 num_names = IVAL(state->data, 4);
5307 dlength = IVAL(state->data, 8);
5308
5309 if (!state->get_names) {
5310 *pnum_names = num_names;
5311 return NT_STATUS_OK;
5312 }
5313
5314 if (dlength+12 > state->num_data) {
5315 return NT_STATUS_INVALID_NETWORK_RESPONSE;
5316 }
5317 names = talloc_array(mem_ctx, char *, num_names);
5318 if (names == NULL) {
5319 return NT_STATUS_NO_MEMORY;
5320 }
5321
5322 for (i=0; i<num_names; i++) {
5323 bool ret;
5324 uint8_t *src;
5325 size_t converted_size;
5326
5327 src = state->data + 12 + i * 2 * sizeof(SHADOW_COPY_LABEL);
5328 ret = convert_string_talloc(
5329 names, CH_UTF16LE, CH_UNIX,
5330 src, 2 * sizeof(SHADOW_COPY_LABEL),
5331 &names[i], &converted_size, True);
5332 if (!ret) {
5333 TALLOC_FREE(names);
5334 return NT_STATUS_INVALID_NETWORK_RESPONSE;
5335 }
5336 }
5337 *pnum_names = num_names;
5338 *pnames = names;
5339 return NT_STATUS_OK;
5340 }
5341
5342 NTSTATUS cli_shadow_copy_data(TALLOC_CTX *mem_ctx, struct cli_state *cli,
5343 uint16_t fnum, bool get_names,
5344 char ***pnames, int *pnum_names)
5345 {
5346 TALLOC_CTX *frame = talloc_stackframe();
5347 struct event_context *ev;
5348 struct tevent_req *req;
5349 NTSTATUS status = NT_STATUS_NO_MEMORY;
5350
5351 if (cli_has_async_calls(cli)) {
5352 /*
5353 * Can't use sync call while an async call is in flight
5354 */
5355 status = NT_STATUS_INVALID_PARAMETER;
5356 goto fail;
5357 }
5358 ev = event_context_init(frame);
5359 if (ev == NULL) {
5360 goto fail;
5361 }
5362 req = cli_shadow_copy_data_send(frame, ev, cli, fnum, get_names);
5363 if (req == NULL) {
5364 goto fail;
5365 }
5366 if (!tevent_req_poll_ntstatus(req, ev, &status)) {
5367 goto fail;
5368 }
5369 status = cli_shadow_copy_data_recv(req, mem_ctx, pnames, pnum_names);
5370 fail:
5371 TALLOC_FREE(frame);
5372 return status;
5373 }
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