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unix_msg: Lift sockaddr_un handling from unix_msg_init
[Samba.git] / source3 / libsmb / clifile.c
blob1c527303e66f47ee00493f2813d6c859963456fe
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 #include "libcli/security/secdesc.h"
30 #include "../libcli/smb/smbXcli_base.h"
31
32 /***********************************************************
33 Common function for pushing stings, used by smb_bytes_push_str()
34 and trans_bytes_push_str(). Only difference is the align_odd
35 parameter setting.
36 ***********************************************************/
37
38 static uint8_t *internal_bytes_push_str(uint8_t *buf, bool ucs2,
39 const char *str, size_t str_len,
40 bool align_odd,
41 size_t *pconverted_size)
42 {
43 size_t buflen;
44 char *converted;
45 size_t converted_size;
46
47 if (buf == NULL) {
48 return NULL;
49 }
50
51 buflen = talloc_get_size(buf);
52
53 if (ucs2 &&
54 ((align_odd && (buflen % 2 == 0)) ||
55 (!align_odd && (buflen % 2 == 1)))) {
56 /*
57 * We're pushing into an SMB buffer, align odd
58 */
59 buf = talloc_realloc(NULL, buf, uint8_t, buflen + 1);
60 if (buf == NULL) {
61 return NULL;
62 }
63 buf[buflen] = '\0';
64 buflen += 1;
65 }
66
67 if (!convert_string_talloc(talloc_tos(), CH_UNIX,
68 ucs2 ? CH_UTF16LE : CH_DOS,
69 str, str_len, &converted,
70 &converted_size)) {
71 return NULL;
72 }
73
74 buf = talloc_realloc(NULL, buf, uint8_t,
75 buflen + converted_size);
76 if (buf == NULL) {
77 TALLOC_FREE(converted);
78 return NULL;
79 }
80
81 memcpy(buf + buflen, converted, converted_size);
82
83 TALLOC_FREE(converted);
84
85 if (pconverted_size) {
86 *pconverted_size = converted_size;
87 }
88
89 return buf;
90 }
91
92 /***********************************************************
93 Push a string into an SMB buffer, with odd byte alignment
94 if it's a UCS2 string.
95 ***********************************************************/
96
97 uint8_t *smb_bytes_push_str(uint8_t *buf, bool ucs2,
98 const char *str, size_t str_len,
99 size_t *pconverted_size)
100 {
101 return internal_bytes_push_str(buf, ucs2, str, str_len,
102 true, pconverted_size);
103 }
104
105 uint8_t *smb_bytes_push_bytes(uint8_t *buf, uint8_t prefix,
106 const uint8_t *bytes, size_t num_bytes)
107 {
108 size_t buflen;
109
110 if (buf == NULL) {
111 return NULL;
112 }
113 buflen = talloc_get_size(buf);
114
115 buf = talloc_realloc(NULL, buf, uint8_t,
116 buflen + 1 + num_bytes);
117 if (buf == NULL) {
118 return NULL;
119 }
120 buf[buflen] = prefix;
121 memcpy(&buf[buflen+1], bytes, num_bytes);
122 return buf;
123 }
124
125 /***********************************************************
126 Same as smb_bytes_push_str(), but without the odd byte
127 align for ucs2 (we're pushing into a param or data block).
128 static for now, although this will probably change when
129 other modules use async trans calls.
130 ***********************************************************/
131
132 uint8_t *trans2_bytes_push_str(uint8_t *buf, bool ucs2,
133 const char *str, size_t str_len,
134 size_t *pconverted_size)
135 {
136 return internal_bytes_push_str(buf, ucs2, str, str_len,
137 false, pconverted_size);
138 }
139
140 uint8_t *trans2_bytes_push_bytes(uint8_t *buf,
141 const uint8_t *bytes, size_t num_bytes)
142 {
143 size_t buflen;
144
145 if (buf == NULL) {
146 return NULL;
147 }
148 buflen = talloc_get_size(buf);
149
150 buf = talloc_realloc(NULL, buf, uint8_t,
151 buflen + num_bytes);
152 if (buf == NULL) {
153 return NULL;
154 }
155 memcpy(&buf[buflen], bytes, num_bytes);
156 return buf;
157 }
158
159 struct cli_setpathinfo_state {
160 uint16_t setup;
161 uint8_t *param;
162 };
163
164 static void cli_setpathinfo_done(struct tevent_req *subreq);
165
166 struct tevent_req *cli_setpathinfo_send(TALLOC_CTX *mem_ctx,
167 struct tevent_context *ev,
168 struct cli_state *cli,
169 uint16_t level,
170 const char *path,
171 uint8_t *data,
172 size_t data_len)
173 {
174 struct tevent_req *req, *subreq;
175 struct cli_setpathinfo_state *state;
176
177 req = tevent_req_create(mem_ctx, &state,
178 struct cli_setpathinfo_state);
179 if (req == NULL) {
180 return NULL;
181 }
182
183 /* Setup setup word. */
184 SSVAL(&state->setup, 0, TRANSACT2_SETPATHINFO);
185
186 /* Setup param array. */
187 state->param = talloc_zero_array(state, uint8_t, 6);
188 if (tevent_req_nomem(state->param, req)) {
189 return tevent_req_post(req, ev);
190 }
191 SSVAL(state->param, 0, level);
192
193 state->param = trans2_bytes_push_str(
194 state->param, smbXcli_conn_use_unicode(cli->conn), path, strlen(path)+1, NULL);
195 if (tevent_req_nomem(state->param, req)) {
196 return tevent_req_post(req, ev);
197 }
198
199 subreq = cli_trans_send(
200 state, /* mem ctx. */
201 ev, /* event ctx. */
202 cli, /* cli_state. */
203 SMBtrans2, /* cmd. */
204 NULL, /* pipe name. */
205 -1, /* fid. */
206 0, /* function. */
207 0, /* flags. */
208 &state->setup, /* setup. */
209 1, /* num setup uint16_t words. */
210 0, /* max returned setup. */
211 state->param, /* param. */
212 talloc_get_size(state->param), /* num param. */
213 2, /* max returned param. */
214 data, /* data. */
215 data_len, /* num data. */
216 0); /* max returned data. */
217
218 if (tevent_req_nomem(subreq, req)) {
219 return tevent_req_post(req, ev);
220 }
221 tevent_req_set_callback(subreq, cli_setpathinfo_done, req);
222 return req;
223 }
224
225 static void cli_setpathinfo_done(struct tevent_req *subreq)
226 {
227 NTSTATUS status = cli_trans_recv(subreq, NULL, NULL, NULL, 0, NULL,
228 NULL, 0, NULL, NULL, 0, NULL);
229 tevent_req_simple_finish_ntstatus(subreq, status);
230 }
231
232 NTSTATUS cli_setpathinfo_recv(struct tevent_req *req)
233 {
234 return tevent_req_simple_recv_ntstatus(req);
235 }
236
237 NTSTATUS cli_setpathinfo(struct cli_state *cli,
238 uint16_t level,
239 const char *path,
240 uint8_t *data,
241 size_t data_len)
242 {
243 TALLOC_CTX *frame = talloc_stackframe();
244 struct tevent_context *ev;
245 struct tevent_req *req;
246 NTSTATUS status = NT_STATUS_NO_MEMORY;
247
248 if (smbXcli_conn_has_async_calls(cli->conn)) {
249 /*
250 * Can't use sync call while an async call is in flight
251 */
252 status = NT_STATUS_INVALID_PARAMETER;
253 goto fail;
254 }
255 ev = samba_tevent_context_init(frame);
256 if (ev == NULL) {
257 goto fail;
258 }
259 req = cli_setpathinfo_send(ev, ev, cli, level, path, data, data_len);
260 if (req == NULL) {
261 goto fail;
262 }
263 if (!tevent_req_poll_ntstatus(req, ev, &status)) {
264 goto fail;
265 }
266 status = cli_setpathinfo_recv(req);
267 fail:
268 TALLOC_FREE(frame);
269 return status;
270 }
271
272 /****************************************************************************
273 Hard/Symlink a file (UNIX extensions).
274 Creates new name (sym)linked to oldname.
275 ****************************************************************************/
276
277 struct cli_posix_link_internal_state {
278 uint8_t *data;
279 };
280
281 static void cli_posix_link_internal_done(struct tevent_req *subreq);
282
283 static struct tevent_req *cli_posix_link_internal_send(TALLOC_CTX *mem_ctx,
284 struct tevent_context *ev,
285 struct cli_state *cli,
286 uint16_t level,
287 const char *oldname,
288 const char *newname)
289 {
290 struct tevent_req *req = NULL, *subreq = NULL;
291 struct cli_posix_link_internal_state *state = NULL;
292
293 req = tevent_req_create(mem_ctx, &state,
294 struct cli_posix_link_internal_state);
295 if (req == NULL) {
296 return NULL;
297 }
298
299 /* Setup data array. */
300 state->data = talloc_array(state, uint8_t, 0);
301 if (tevent_req_nomem(state->data, req)) {
302 return tevent_req_post(req, ev);
303 }
304 state->data = trans2_bytes_push_str(
305 state->data, smbXcli_conn_use_unicode(cli->conn), oldname, strlen(oldname)+1, NULL);
306
307 subreq = cli_setpathinfo_send(
308 state, ev, cli, level, newname,
309 state->data, talloc_get_size(state->data));
310 if (tevent_req_nomem(subreq, req)) {
311 return tevent_req_post(req, ev);
312 }
313 tevent_req_set_callback(subreq, cli_posix_link_internal_done, req);
314 return req;
315 }
316
317 static void cli_posix_link_internal_done(struct tevent_req *subreq)
318 {
319 NTSTATUS status = cli_setpathinfo_recv(subreq);
320 tevent_req_simple_finish_ntstatus(subreq, status);
321 }
322
323 /****************************************************************************
324 Symlink a file (UNIX extensions).
325 ****************************************************************************/
326
327 struct tevent_req *cli_posix_symlink_send(TALLOC_CTX *mem_ctx,
328 struct tevent_context *ev,
329 struct cli_state *cli,
330 const char *oldname,
331 const char *newname)
332 {
333 return cli_posix_link_internal_send(
334 mem_ctx, ev, cli, SMB_SET_FILE_UNIX_LINK, oldname, newname);
335 }
336
337 NTSTATUS cli_posix_symlink_recv(struct tevent_req *req)
338 {
339 return tevent_req_simple_recv_ntstatus(req);
340 }
341
342 NTSTATUS cli_posix_symlink(struct cli_state *cli,
343 const char *oldname,
344 const char *newname)
345 {
346 TALLOC_CTX *frame = talloc_stackframe();
347 struct tevent_context *ev = NULL;
348 struct tevent_req *req = NULL;
349 NTSTATUS status = NT_STATUS_OK;
350
351 if (smbXcli_conn_has_async_calls(cli->conn)) {
352 /*
353 * Can't use sync call while an async call is in flight
354 */
355 status = NT_STATUS_INVALID_PARAMETER;
356 goto fail;
357 }
358
359 ev = samba_tevent_context_init(frame);
360 if (ev == NULL) {
361 status = NT_STATUS_NO_MEMORY;
362 goto fail;
363 }
364
365 req = cli_posix_symlink_send(frame,
366 ev,
367 cli,
368 oldname,
369 newname);
370 if (req == NULL) {
371 status = NT_STATUS_NO_MEMORY;
372 goto fail;
373 }
374
375 if (!tevent_req_poll(req, ev)) {
376 status = map_nt_error_from_unix(errno);
377 goto fail;
378 }
379
380 status = cli_posix_symlink_recv(req);
381
382 fail:
383 TALLOC_FREE(frame);
384 return status;
385 }
386
387 /****************************************************************************
388 Read a POSIX symlink.
389 ****************************************************************************/
390
391 struct readlink_state {
392 uint8_t *data;
393 uint32_t num_data;
394 };
395
396 static void cli_posix_readlink_done(struct tevent_req *subreq);
397
398 struct tevent_req *cli_posix_readlink_send(TALLOC_CTX *mem_ctx,
399 struct tevent_context *ev,
400 struct cli_state *cli,
401 const char *fname,
402 size_t len)
403 {
404 struct tevent_req *req = NULL, *subreq = NULL;
405 struct readlink_state *state = NULL;
406 uint32_t maxbytelen = (uint32_t)(smbXcli_conn_use_unicode(cli->conn) ? len*3 : len);
407
408 req = tevent_req_create(mem_ctx, &state, struct readlink_state);
409 if (req == NULL) {
410 return NULL;
411 }
412
413 /*
414 * Len is in bytes, we need it in UCS2 units.
415 */
416 if ((2*len < len) || (maxbytelen < len)) {
417 tevent_req_nterror(req, NT_STATUS_INVALID_PARAMETER);
418 return tevent_req_post(req, ev);
419 }
420
421 subreq = cli_qpathinfo_send(state, ev, cli, fname,
422 SMB_QUERY_FILE_UNIX_LINK, 1, maxbytelen);
423 if (tevent_req_nomem(subreq, req)) {
424 return tevent_req_post(req, ev);
425 }
426 tevent_req_set_callback(subreq, cli_posix_readlink_done, req);
427 return req;
428 }
429
430 static void cli_posix_readlink_done(struct tevent_req *subreq)
431 {
432 struct tevent_req *req = tevent_req_callback_data(
433 subreq, struct tevent_req);
434 struct readlink_state *state = tevent_req_data(
435 req, struct readlink_state);
436 NTSTATUS status;
437
438 status = cli_qpathinfo_recv(subreq, state, &state->data,
439 &state->num_data);
440 TALLOC_FREE(subreq);
441 if (tevent_req_nterror(req, status)) {
442 return;
443 }
444 /*
445 * num_data is > 1, we've given 1 as minimum to cli_qpathinfo_send
446 */
447 if (state->data[state->num_data-1] != '\0') {
448 tevent_req_nterror(req, NT_STATUS_DATA_ERROR);
449 return;
450 }
451 tevent_req_done(req);
452 }
453
454 NTSTATUS cli_posix_readlink_recv(struct tevent_req *req, struct cli_state *cli,
455 char *retpath, size_t len)
456 {
457 NTSTATUS status;
458 char *converted = NULL;
459 size_t converted_size = 0;
460 struct readlink_state *state = tevent_req_data(req, struct readlink_state);
461
462 if (tevent_req_is_nterror(req, &status)) {
463 return status;
464 }
465 /* The returned data is a pushed string, not raw data. */
466 if (!convert_string_talloc(state,
467 smbXcli_conn_use_unicode(cli->conn) ? CH_UTF16LE : CH_DOS,
468 CH_UNIX,
469 state->data,
470 state->num_data,
471 &converted,
472 &converted_size)) {
473 return NT_STATUS_NO_MEMORY;
474 }
475
476 len = MIN(len,converted_size);
477 if (len == 0) {
478 return NT_STATUS_DATA_ERROR;
479 }
480 memcpy(retpath, converted, len);
481 return NT_STATUS_OK;
482 }
483
484 NTSTATUS cli_posix_readlink(struct cli_state *cli, const char *fname,
485 char *linkpath, size_t len)
486 {
487 TALLOC_CTX *frame = talloc_stackframe();
488 struct tevent_context *ev = NULL;
489 struct tevent_req *req = NULL;
490 NTSTATUS status = NT_STATUS_OK;
491
492 if (smbXcli_conn_has_async_calls(cli->conn)) {
493 /*
494 * Can't use sync call while an async call is in flight
495 */
496 status = NT_STATUS_INVALID_PARAMETER;
497 goto fail;
498 }
499
500 ev = samba_tevent_context_init(frame);
501 if (ev == NULL) {
502 status = NT_STATUS_NO_MEMORY;
503 goto fail;
504 }
505
506 req = cli_posix_readlink_send(frame,
507 ev,
508 cli,
509 fname,
510 len);
511 if (req == NULL) {
512 status = NT_STATUS_NO_MEMORY;
513 goto fail;
514 }
515
516 if (!tevent_req_poll(req, ev)) {
517 status = map_nt_error_from_unix(errno);
518 goto fail;
519 }
520
521 status = cli_posix_readlink_recv(req, cli, linkpath, len);
522
523 fail:
524 TALLOC_FREE(frame);
525 return status;
526 }
527
528 /****************************************************************************
529 Hard link a file (UNIX extensions).
530 ****************************************************************************/
531
532 struct tevent_req *cli_posix_hardlink_send(TALLOC_CTX *mem_ctx,
533 struct tevent_context *ev,
534 struct cli_state *cli,
535 const char *oldname,
536 const char *newname)
537 {
538 return cli_posix_link_internal_send(
539 mem_ctx, ev, cli, SMB_SET_FILE_UNIX_HLINK, oldname, newname);
540 }
541
542 NTSTATUS cli_posix_hardlink_recv(struct tevent_req *req)
543 {
544 return tevent_req_simple_recv_ntstatus(req);
545 }
546
547 NTSTATUS cli_posix_hardlink(struct cli_state *cli,
548 const char *oldname,
549 const char *newname)
550 {
551 TALLOC_CTX *frame = talloc_stackframe();
552 struct tevent_context *ev = NULL;
553 struct tevent_req *req = NULL;
554 NTSTATUS status = NT_STATUS_OK;
555
556 if (smbXcli_conn_has_async_calls(cli->conn)) {
557 /*
558 * Can't use sync call while an async call is in flight
559 */
560 status = NT_STATUS_INVALID_PARAMETER;
561 goto fail;
562 }
563
564 ev = samba_tevent_context_init(frame);
565 if (ev == NULL) {
566 status = NT_STATUS_NO_MEMORY;
567 goto fail;
568 }
569
570 req = cli_posix_hardlink_send(frame,
571 ev,
572 cli,
573 oldname,
574 newname);
575 if (req == NULL) {
576 status = NT_STATUS_NO_MEMORY;
577 goto fail;
578 }
579
580 if (!tevent_req_poll(req, ev)) {
581 status = map_nt_error_from_unix(errno);
582 goto fail;
583 }
584
585 status = cli_posix_hardlink_recv(req);
586
587 fail:
588 TALLOC_FREE(frame);
589 return status;
590 }
591
592 /****************************************************************************
593 Do a POSIX getfacl (UNIX extensions).
594 ****************************************************************************/
595
596 struct getfacl_state {
597 uint32_t num_data;
598 uint8_t *data;
599 };
600
601 static void cli_posix_getfacl_done(struct tevent_req *subreq);
602
603 struct tevent_req *cli_posix_getfacl_send(TALLOC_CTX *mem_ctx,
604 struct tevent_context *ev,
605 struct cli_state *cli,
606 const char *fname)
607 {
608 struct tevent_req *req = NULL, *subreq = NULL;
609 struct getfacl_state *state = NULL;
610
611 req = tevent_req_create(mem_ctx, &state, struct getfacl_state);
612 if (req == NULL) {
613 return NULL;
614 }
615 subreq = cli_qpathinfo_send(state, ev, cli, fname, SMB_QUERY_POSIX_ACL,
616 0, CLI_BUFFER_SIZE);
617 if (tevent_req_nomem(subreq, req)) {
618 return tevent_req_post(req, ev);
619 }
620 tevent_req_set_callback(subreq, cli_posix_getfacl_done, req);
621 return req;
622 }
623
624 static void cli_posix_getfacl_done(struct tevent_req *subreq)
625 {
626 struct tevent_req *req = tevent_req_callback_data(
627 subreq, struct tevent_req);
628 struct getfacl_state *state = tevent_req_data(
629 req, struct getfacl_state);
630 NTSTATUS status;
631
632 status = cli_qpathinfo_recv(subreq, state, &state->data,
633 &state->num_data);
634 TALLOC_FREE(subreq);
635 if (tevent_req_nterror(req, status)) {
636 return;
637 }
638 tevent_req_done(req);
639 }
640
641 NTSTATUS cli_posix_getfacl_recv(struct tevent_req *req,
642 TALLOC_CTX *mem_ctx,
643 size_t *prb_size,
644 char **retbuf)
645 {
646 struct getfacl_state *state = tevent_req_data(req, struct getfacl_state);
647 NTSTATUS status;
648
649 if (tevent_req_is_nterror(req, &status)) {
650 return status;
651 }
652 *prb_size = (size_t)state->num_data;
653 *retbuf = (char *)talloc_move(mem_ctx, &state->data);
654 return NT_STATUS_OK;
655 }
656
657 NTSTATUS cli_posix_getfacl(struct cli_state *cli,
658 const char *fname,
659 TALLOC_CTX *mem_ctx,
660 size_t *prb_size,
661 char **retbuf)
662 {
663 TALLOC_CTX *frame = talloc_stackframe();
664 struct tevent_context *ev = NULL;
665 struct tevent_req *req = NULL;
666 NTSTATUS status = NT_STATUS_OK;
667
668 if (smbXcli_conn_has_async_calls(cli->conn)) {
669 /*
670 * Can't use sync call while an async call is in flight
671 */
672 status = NT_STATUS_INVALID_PARAMETER;
673 goto fail;
674 }
675
676 ev = samba_tevent_context_init(frame);
677 if (ev == NULL) {
678 status = NT_STATUS_NO_MEMORY;
679 goto fail;
680 }
681
682 req = cli_posix_getfacl_send(frame,
683 ev,
684 cli,
685 fname);
686 if (req == NULL) {
687 status = NT_STATUS_NO_MEMORY;
688 goto fail;
689 }
690
691 if (!tevent_req_poll(req, ev)) {
692 status = map_nt_error_from_unix(errno);
693 goto fail;
694 }
695
696 status = cli_posix_getfacl_recv(req, mem_ctx, prb_size, retbuf);
697
698 fail:
699 TALLOC_FREE(frame);
700 return status;
701 }
702
703 /****************************************************************************
704 Stat a file (UNIX extensions).
705 ****************************************************************************/
706
707 struct stat_state {
708 uint32_t num_data;
709 uint8_t *data;
710 };
711
712 static void cli_posix_stat_done(struct tevent_req *subreq);
713
714 struct tevent_req *cli_posix_stat_send(TALLOC_CTX *mem_ctx,
715 struct tevent_context *ev,
716 struct cli_state *cli,
717 const char *fname)
718 {
719 struct tevent_req *req = NULL, *subreq = NULL;
720 struct stat_state *state = NULL;
721
722 req = tevent_req_create(mem_ctx, &state, struct stat_state);
723 if (req == NULL) {
724 return NULL;
725 }
726 subreq = cli_qpathinfo_send(state, ev, cli, fname,
727 SMB_QUERY_FILE_UNIX_BASIC, 100, 100);
728 if (tevent_req_nomem(subreq, req)) {
729 return tevent_req_post(req, ev);
730 }
731 tevent_req_set_callback(subreq, cli_posix_stat_done, req);
732 return req;
733 }
734
735 static void cli_posix_stat_done(struct tevent_req *subreq)
736 {
737 struct tevent_req *req = tevent_req_callback_data(
738 subreq, struct tevent_req);
739 struct stat_state *state = tevent_req_data(req, struct stat_state);
740 NTSTATUS status;
741
742 status = cli_qpathinfo_recv(subreq, state, &state->data,
743 &state->num_data);
744 TALLOC_FREE(subreq);
745 if (tevent_req_nterror(req, status)) {
746 return;
747 }
748 tevent_req_done(req);
749 }
750
751 NTSTATUS cli_posix_stat_recv(struct tevent_req *req,
752 SMB_STRUCT_STAT *sbuf)
753 {
754 struct stat_state *state = tevent_req_data(req, struct stat_state);
755 NTSTATUS status;
756
757 if (tevent_req_is_nterror(req, &status)) {
758 return status;
759 }
760
761 sbuf->st_ex_size = IVAL2_TO_SMB_BIG_UINT(state->data,0); /* total size, in bytes */
762 sbuf->st_ex_blocks = IVAL2_TO_SMB_BIG_UINT(state->data,8); /* number of blocks allocated */
763 #if defined (HAVE_STAT_ST_BLOCKS) && defined(STAT_ST_BLOCKSIZE)
764 sbuf->st_ex_blocks /= STAT_ST_BLOCKSIZE;
765 #else
766 /* assume 512 byte blocks */
767 sbuf->st_ex_blocks /= 512;
768 #endif
769 sbuf->st_ex_ctime = interpret_long_date((char *)(state->data + 16)); /* time of last change */
770 sbuf->st_ex_atime = interpret_long_date((char *)(state->data + 24)); /* time of last access */
771 sbuf->st_ex_mtime = interpret_long_date((char *)(state->data + 32)); /* time of last modification */
772
773 sbuf->st_ex_uid = (uid_t) IVAL(state->data,40); /* user ID of owner */
774 sbuf->st_ex_gid = (gid_t) IVAL(state->data,48); /* group ID of owner */
775 sbuf->st_ex_mode = unix_filetype_from_wire(IVAL(state->data, 56));
776 #if defined(HAVE_MAKEDEV)
777 {
778 uint32_t dev_major = IVAL(state->data,60);
779 uint32_t dev_minor = IVAL(state->data,68);
780 sbuf->st_ex_rdev = makedev(dev_major, dev_minor);
781 }
782 #endif
783 sbuf->st_ex_ino = (SMB_INO_T)IVAL2_TO_SMB_BIG_UINT(state->data,76); /* inode */
784 sbuf->st_ex_mode |= wire_perms_to_unix(IVAL(state->data,84)); /* protection */
785 sbuf->st_ex_nlink = BIG_UINT(state->data,92); /* number of hard links */
786
787 return NT_STATUS_OK;
788 }
789
790 NTSTATUS cli_posix_stat(struct cli_state *cli,
791 const char *fname,
792 SMB_STRUCT_STAT *sbuf)
793 {
794 TALLOC_CTX *frame = talloc_stackframe();
795 struct tevent_context *ev = NULL;
796 struct tevent_req *req = NULL;
797 NTSTATUS status = NT_STATUS_OK;
798
799 if (smbXcli_conn_has_async_calls(cli->conn)) {
800 /*
801 * Can't use sync call while an async call is in flight
802 */
803 status = NT_STATUS_INVALID_PARAMETER;
804 goto fail;
805 }
806
807 ev = samba_tevent_context_init(frame);
808 if (ev == NULL) {
809 status = NT_STATUS_NO_MEMORY;
810 goto fail;
811 }
812
813 req = cli_posix_stat_send(frame,
814 ev,
815 cli,
816 fname);
817 if (req == NULL) {
818 status = NT_STATUS_NO_MEMORY;
819 goto fail;
820 }
821
822 if (!tevent_req_poll(req, ev)) {
823 status = map_nt_error_from_unix(errno);
824 goto fail;
825 }
826
827 status = cli_posix_stat_recv(req, sbuf);
828
829 fail:
830 TALLOC_FREE(frame);
831 return status;
832 }
833
834 /****************************************************************************
835 Chmod or chown a file internal (UNIX extensions).
836 ****************************************************************************/
837
838 struct cli_posix_chown_chmod_internal_state {
839 uint8_t data[100];
840 };
841
842 static void cli_posix_chown_chmod_internal_done(struct tevent_req *subreq);
843
844 static struct tevent_req *cli_posix_chown_chmod_internal_send(TALLOC_CTX *mem_ctx,
845 struct tevent_context *ev,
846 struct cli_state *cli,
847 const char *fname,
848 uint32_t mode,
849 uint32_t uid,
850 uint32_t gid)
851 {
852 struct tevent_req *req = NULL, *subreq = NULL;
853 struct cli_posix_chown_chmod_internal_state *state = NULL;
854
855 req = tevent_req_create(mem_ctx, &state,
856 struct cli_posix_chown_chmod_internal_state);
857 if (req == NULL) {
858 return NULL;
859 }
860
861 memset(state->data, 0xff, 40); /* Set all sizes/times to no change. */
862 memset(&state->data[40], '\0', 60);
863 SIVAL(state->data,40,uid);
864 SIVAL(state->data,48,gid);
865 SIVAL(state->data,84,mode);
866
867 subreq = cli_setpathinfo_send(state, ev, cli, SMB_SET_FILE_UNIX_BASIC,
868 fname, state->data, sizeof(state->data));
869 if (tevent_req_nomem(subreq, req)) {
870 return tevent_req_post(req, ev);
871 }
872 tevent_req_set_callback(subreq, cli_posix_chown_chmod_internal_done,
873 req);
874 return req;
875 }
876
877 static void cli_posix_chown_chmod_internal_done(struct tevent_req *subreq)
878 {
879 NTSTATUS status = cli_setpathinfo_recv(subreq);
880 tevent_req_simple_finish_ntstatus(subreq, status);
881 }
882
883 /****************************************************************************
884 chmod a file (UNIX extensions).
885 ****************************************************************************/
886
887 struct tevent_req *cli_posix_chmod_send(TALLOC_CTX *mem_ctx,
888 struct tevent_context *ev,
889 struct cli_state *cli,
890 const char *fname,
891 mode_t mode)
892 {
893 return cli_posix_chown_chmod_internal_send(mem_ctx, ev, cli,
894 fname,
895 unix_perms_to_wire(mode),
896 SMB_UID_NO_CHANGE,
897 SMB_GID_NO_CHANGE);
898 }
899
900 NTSTATUS cli_posix_chmod_recv(struct tevent_req *req)
901 {
902 return tevent_req_simple_recv_ntstatus(req);
903 }
904
905 NTSTATUS cli_posix_chmod(struct cli_state *cli, const char *fname, mode_t mode)
906 {
907 TALLOC_CTX *frame = talloc_stackframe();
908 struct tevent_context *ev = NULL;
909 struct tevent_req *req = NULL;
910 NTSTATUS status = NT_STATUS_OK;
911
912 if (smbXcli_conn_has_async_calls(cli->conn)) {
913 /*
914 * Can't use sync call while an async call is in flight
915 */
916 status = NT_STATUS_INVALID_PARAMETER;
917 goto fail;
918 }
919
920 ev = samba_tevent_context_init(frame);
921 if (ev == NULL) {
922 status = NT_STATUS_NO_MEMORY;
923 goto fail;
924 }
925
926 req = cli_posix_chmod_send(frame,
927 ev,
928 cli,
929 fname,
930 mode);
931 if (req == NULL) {
932 status = NT_STATUS_NO_MEMORY;
933 goto fail;
934 }
935
936 if (!tevent_req_poll(req, ev)) {
937 status = map_nt_error_from_unix(errno);
938 goto fail;
939 }
940
941 status = cli_posix_chmod_recv(req);
942
943 fail:
944 TALLOC_FREE(frame);
945 return status;
946 }
947
948 /****************************************************************************
949 chown a file (UNIX extensions).
950 ****************************************************************************/
951
952 struct tevent_req *cli_posix_chown_send(TALLOC_CTX *mem_ctx,
953 struct tevent_context *ev,
954 struct cli_state *cli,
955 const char *fname,
956 uid_t uid,
957 gid_t gid)
958 {
959 return cli_posix_chown_chmod_internal_send(mem_ctx, ev, cli,
960 fname,
961 SMB_MODE_NO_CHANGE,
962 (uint32_t)uid,
963 (uint32_t)gid);
964 }
965
966 NTSTATUS cli_posix_chown_recv(struct tevent_req *req)
967 {
968 return tevent_req_simple_recv_ntstatus(req);
969 }
970
971 NTSTATUS cli_posix_chown(struct cli_state *cli,
972 const char *fname,
973 uid_t uid,
974 gid_t gid)
975 {
976 TALLOC_CTX *frame = talloc_stackframe();
977 struct tevent_context *ev = NULL;
978 struct tevent_req *req = NULL;
979 NTSTATUS status = NT_STATUS_OK;
980
981 if (smbXcli_conn_has_async_calls(cli->conn)) {
982 /*
983 * Can't use sync call while an async call is in flight
984 */
985 status = NT_STATUS_INVALID_PARAMETER;
986 goto fail;
987 }
988
989 ev = samba_tevent_context_init(frame);
990 if (ev == NULL) {
991 status = NT_STATUS_NO_MEMORY;
992 goto fail;
993 }
994
995 req = cli_posix_chown_send(frame,
996 ev,
997 cli,
998 fname,
999 uid,
1000 gid);
1001 if (req == NULL) {
1002 status = NT_STATUS_NO_MEMORY;
1003 goto fail;
1004 }
1005
1006 if (!tevent_req_poll(req, ev)) {
1007 status = map_nt_error_from_unix(errno);
1008 goto fail;
1009 }
1010
1011 status = cli_posix_chown_recv(req);
1012
1013 fail:
1014 TALLOC_FREE(frame);
1015 return status;
1016 }
1017
1018 /****************************************************************************
1019 Rename a file.
1020 ****************************************************************************/
1021
1022 static void cli_rename_done(struct tevent_req *subreq);
1023
1024 struct cli_rename_state {
1025 uint16_t vwv[1];
1026 };
1027
1028 struct tevent_req *cli_rename_send(TALLOC_CTX *mem_ctx,
1029 struct tevent_context *ev,
1030 struct cli_state *cli,
1031 const char *fname_src,
1032 const char *fname_dst)
1033 {
1034 struct tevent_req *req = NULL, *subreq = NULL;
1035 struct cli_rename_state *state = NULL;
1036 uint8_t additional_flags = 0;
1037 uint8_t *bytes = NULL;
1038
1039 req = tevent_req_create(mem_ctx, &state, struct cli_rename_state);
1040 if (req == NULL) {
1041 return NULL;
1042 }
1043
1044 SSVAL(state->vwv+0, 0, FILE_ATTRIBUTE_SYSTEM | FILE_ATTRIBUTE_HIDDEN | FILE_ATTRIBUTE_DIRECTORY);
1045
1046 bytes = talloc_array(state, uint8_t, 1);
1047 if (tevent_req_nomem(bytes, req)) {
1048 return tevent_req_post(req, ev);
1049 }
1050 bytes[0] = 4;
1051 bytes = smb_bytes_push_str(bytes, smbXcli_conn_use_unicode(cli->conn), fname_src,
1052 strlen(fname_src)+1, NULL);
1053 if (tevent_req_nomem(bytes, req)) {
1054 return tevent_req_post(req, ev);
1055 }
1056
1057 bytes = talloc_realloc(state, bytes, uint8_t,
1058 talloc_get_size(bytes)+1);
1059 if (tevent_req_nomem(bytes, req)) {
1060 return tevent_req_post(req, ev);
1061 }
1062
1063 bytes[talloc_get_size(bytes)-1] = 4;
1064 bytes = smb_bytes_push_str(bytes, smbXcli_conn_use_unicode(cli->conn), fname_dst,
1065 strlen(fname_dst)+1, NULL);
1066 if (tevent_req_nomem(bytes, req)) {
1067 return tevent_req_post(req, ev);
1068 }
1069
1070 subreq = cli_smb_send(state, ev, cli, SMBmv, additional_flags,
1071 1, state->vwv, talloc_get_size(bytes), bytes);
1072 if (tevent_req_nomem(subreq, req)) {
1073 return tevent_req_post(req, ev);
1074 }
1075 tevent_req_set_callback(subreq, cli_rename_done, req);
1076 return req;
1077 }
1078
1079 static void cli_rename_done(struct tevent_req *subreq)
1080 {
1081 struct tevent_req *req = tevent_req_callback_data(
1082 subreq, struct tevent_req);
1083 NTSTATUS status;
1084
1085 status = cli_smb_recv(subreq, NULL, NULL, 0, NULL, NULL, NULL, NULL);
1086 TALLOC_FREE(subreq);
1087 if (tevent_req_nterror(req, status)) {
1088 return;
1089 }
1090 tevent_req_done(req);
1091 }
1092
1093 NTSTATUS cli_rename_recv(struct tevent_req *req)
1094 {
1095 return tevent_req_simple_recv_ntstatus(req);
1096 }
1097
1098 NTSTATUS cli_rename(struct cli_state *cli, const char *fname_src, const char *fname_dst)
1099 {
1100 TALLOC_CTX *frame = NULL;
1101 struct tevent_context *ev;
1102 struct tevent_req *req;
1103 NTSTATUS status = NT_STATUS_OK;
1104
1105 if (smbXcli_conn_protocol(cli->conn) >= PROTOCOL_SMB2_02) {
1106 return cli_smb2_rename(cli,
1107 fname_src,
1108 fname_dst);
1109 }
1110
1111 frame = talloc_stackframe();
1112
1113 if (smbXcli_conn_has_async_calls(cli->conn)) {
1114 /*
1115 * Can't use sync call while an async call is in flight
1116 */
1117 status = NT_STATUS_INVALID_PARAMETER;
1118 goto fail;
1119 }
1120
1121 ev = samba_tevent_context_init(frame);
1122 if (ev == NULL) {
1123 status = NT_STATUS_NO_MEMORY;
1124 goto fail;
1125 }
1126
1127 req = cli_rename_send(frame, ev, cli, fname_src, fname_dst);
1128 if (req == NULL) {
1129 status = NT_STATUS_NO_MEMORY;
1130 goto fail;
1131 }
1132
1133 if (!tevent_req_poll(req, ev)) {
1134 status = map_nt_error_from_unix(errno);
1135 goto fail;
1136 }
1137
1138 status = cli_rename_recv(req);
1139
1140 fail:
1141 TALLOC_FREE(frame);
1142 return status;
1143 }
1144
1145 /****************************************************************************
1146 NT Rename a file.
1147 ****************************************************************************/
1148
1149 static void cli_ntrename_internal_done(struct tevent_req *subreq);
1150
1151 struct cli_ntrename_internal_state {
1152 uint16_t vwv[4];
1153 };
1154
1155 static struct tevent_req *cli_ntrename_internal_send(TALLOC_CTX *mem_ctx,
1156 struct tevent_context *ev,
1157 struct cli_state *cli,
1158 const char *fname_src,
1159 const char *fname_dst,
1160 uint16_t rename_flag)
1161 {
1162 struct tevent_req *req = NULL, *subreq = NULL;
1163 struct cli_ntrename_internal_state *state = NULL;
1164 uint8_t additional_flags = 0;
1165 uint8_t *bytes = NULL;
1166
1167 req = tevent_req_create(mem_ctx, &state,
1168 struct cli_ntrename_internal_state);
1169 if (req == NULL) {
1170 return NULL;
1171 }
1172
1173 SSVAL(state->vwv+0, 0 ,FILE_ATTRIBUTE_SYSTEM | FILE_ATTRIBUTE_HIDDEN | FILE_ATTRIBUTE_DIRECTORY);
1174 SSVAL(state->vwv+1, 0, rename_flag);
1175
1176 bytes = talloc_array(state, uint8_t, 1);
1177 if (tevent_req_nomem(bytes, req)) {
1178 return tevent_req_post(req, ev);
1179 }
1180 bytes[0] = 4;
1181 bytes = smb_bytes_push_str(bytes, smbXcli_conn_use_unicode(cli->conn), fname_src,
1182 strlen(fname_src)+1, NULL);
1183 if (tevent_req_nomem(bytes, req)) {
1184 return tevent_req_post(req, ev);
1185 }
1186
1187 bytes = talloc_realloc(state, bytes, uint8_t,
1188 talloc_get_size(bytes)+1);
1189 if (tevent_req_nomem(bytes, req)) {
1190 return tevent_req_post(req, ev);
1191 }
1192
1193 bytes[talloc_get_size(bytes)-1] = 4;
1194 bytes = smb_bytes_push_str(bytes, smbXcli_conn_use_unicode(cli->conn), fname_dst,
1195 strlen(fname_dst)+1, NULL);
1196 if (tevent_req_nomem(bytes, req)) {
1197 return tevent_req_post(req, ev);
1198 }
1199
1200 subreq = cli_smb_send(state, ev, cli, SMBntrename, additional_flags,
1201 4, state->vwv, talloc_get_size(bytes), bytes);
1202 if (tevent_req_nomem(subreq, req)) {
1203 return tevent_req_post(req, ev);
1204 }
1205 tevent_req_set_callback(subreq, cli_ntrename_internal_done, req);
1206 return req;
1207 }
1208
1209 static void cli_ntrename_internal_done(struct tevent_req *subreq)
1210 {
1211 struct tevent_req *req = tevent_req_callback_data(
1212 subreq, struct tevent_req);
1213 NTSTATUS status;
1214
1215 status = cli_smb_recv(subreq, NULL, NULL, 0, NULL, NULL, NULL, NULL);
1216 TALLOC_FREE(subreq);
1217 if (tevent_req_nterror(req, status)) {
1218 return;
1219 }
1220 tevent_req_done(req);
1221 }
1222
1223 static NTSTATUS cli_ntrename_internal_recv(struct tevent_req *req)
1224 {
1225 return tevent_req_simple_recv_ntstatus(req);
1226 }
1227
1228 struct tevent_req *cli_ntrename_send(TALLOC_CTX *mem_ctx,
1229 struct tevent_context *ev,
1230 struct cli_state *cli,
1231 const char *fname_src,
1232 const char *fname_dst)
1233 {
1234 return cli_ntrename_internal_send(mem_ctx,
1235 ev,
1236 cli,
1237 fname_src,
1238 fname_dst,
1239 RENAME_FLAG_RENAME);
1240 }
1241
1242 NTSTATUS cli_ntrename_recv(struct tevent_req *req)
1243 {
1244 return cli_ntrename_internal_recv(req);
1245 }
1246
1247 NTSTATUS cli_ntrename(struct cli_state *cli, const char *fname_src, const char *fname_dst)
1248 {
1249 TALLOC_CTX *frame = talloc_stackframe();
1250 struct tevent_context *ev;
1251 struct tevent_req *req;
1252 NTSTATUS status = NT_STATUS_OK;
1253
1254 if (smbXcli_conn_has_async_calls(cli->conn)) {
1255 /*
1256 * Can't use sync call while an async call is in flight
1257 */
1258 status = NT_STATUS_INVALID_PARAMETER;
1259 goto fail;
1260 }
1261
1262 ev = samba_tevent_context_init(frame);
1263 if (ev == NULL) {
1264 status = NT_STATUS_NO_MEMORY;
1265 goto fail;
1266 }
1267
1268 req = cli_ntrename_send(frame, ev, cli, fname_src, fname_dst);
1269 if (req == NULL) {
1270 status = NT_STATUS_NO_MEMORY;
1271 goto fail;
1272 }
1273
1274 if (!tevent_req_poll(req, ev)) {
1275 status = map_nt_error_from_unix(errno);
1276 goto fail;
1277 }
1278
1279 status = cli_ntrename_recv(req);
1280
1281 fail:
1282 TALLOC_FREE(frame);
1283 return status;
1284 }
1285
1286 /****************************************************************************
1287 NT hardlink a file.
1288 ****************************************************************************/
1289
1290 struct tevent_req *cli_nt_hardlink_send(TALLOC_CTX *mem_ctx,
1291 struct tevent_context *ev,
1292 struct cli_state *cli,
1293 const char *fname_src,
1294 const char *fname_dst)
1295 {
1296 return cli_ntrename_internal_send(mem_ctx,
1297 ev,
1298 cli,
1299 fname_src,
1300 fname_dst,
1301 RENAME_FLAG_HARD_LINK);
1302 }
1303
1304 NTSTATUS cli_nt_hardlink_recv(struct tevent_req *req)
1305 {
1306 return cli_ntrename_internal_recv(req);
1307 }
1308
1309 NTSTATUS cli_nt_hardlink(struct cli_state *cli, const char *fname_src, const char *fname_dst)
1310 {
1311 TALLOC_CTX *frame = talloc_stackframe();
1312 struct tevent_context *ev;
1313 struct tevent_req *req;
1314 NTSTATUS status = NT_STATUS_OK;
1315
1316 if (smbXcli_conn_has_async_calls(cli->conn)) {
1317 /*
1318 * Can't use sync call while an async call is in flight
1319 */
1320 status = NT_STATUS_INVALID_PARAMETER;
1321 goto fail;
1322 }
1323
1324 ev = samba_tevent_context_init(frame);
1325 if (ev == NULL) {
1326 status = NT_STATUS_NO_MEMORY;
1327 goto fail;
1328 }
1329
1330 req = cli_nt_hardlink_send(frame, ev, cli, fname_src, fname_dst);
1331 if (req == NULL) {
1332 status = NT_STATUS_NO_MEMORY;
1333 goto fail;
1334 }
1335
1336 if (!tevent_req_poll(req, ev)) {
1337 status = map_nt_error_from_unix(errno);
1338 goto fail;
1339 }
1340
1341 status = cli_nt_hardlink_recv(req);
1342
1343 fail:
1344 TALLOC_FREE(frame);
1345 return status;
1346 }
1347
1348 /****************************************************************************
1349 Delete a file.
1350 ****************************************************************************/
1351
1352 static void cli_unlink_done(struct tevent_req *subreq);
1353
1354 struct cli_unlink_state {
1355 uint16_t vwv[1];
1356 };
1357
1358 struct tevent_req *cli_unlink_send(TALLOC_CTX *mem_ctx,
1359 struct tevent_context *ev,
1360 struct cli_state *cli,
1361 const char *fname,
1362 uint16_t mayhave_attrs)
1363 {
1364 struct tevent_req *req = NULL, *subreq = NULL;
1365 struct cli_unlink_state *state = NULL;
1366 uint8_t additional_flags = 0;
1367 uint8_t *bytes = NULL;
1368
1369 req = tevent_req_create(mem_ctx, &state, struct cli_unlink_state);
1370 if (req == NULL) {
1371 return NULL;
1372 }
1373
1374 SSVAL(state->vwv+0, 0, mayhave_attrs);
1375
1376 bytes = talloc_array(state, uint8_t, 1);
1377 if (tevent_req_nomem(bytes, req)) {
1378 return tevent_req_post(req, ev);
1379 }
1380 bytes[0] = 4;
1381 bytes = smb_bytes_push_str(bytes, smbXcli_conn_use_unicode(cli->conn), fname,
1382 strlen(fname)+1, NULL);
1383
1384 if (tevent_req_nomem(bytes, req)) {
1385 return tevent_req_post(req, ev);
1386 }
1387
1388 subreq = cli_smb_send(state, ev, cli, SMBunlink, additional_flags,
1389 1, state->vwv, talloc_get_size(bytes), bytes);
1390 if (tevent_req_nomem(subreq, req)) {
1391 return tevent_req_post(req, ev);
1392 }
1393 tevent_req_set_callback(subreq, cli_unlink_done, req);
1394 return req;
1395 }
1396
1397 static void cli_unlink_done(struct tevent_req *subreq)
1398 {
1399 struct tevent_req *req = tevent_req_callback_data(
1400 subreq, struct tevent_req);
1401 NTSTATUS status;
1402
1403 status = cli_smb_recv(subreq, NULL, NULL, 0, NULL, NULL, NULL, NULL);
1404 TALLOC_FREE(subreq);
1405 if (tevent_req_nterror(req, status)) {
1406 return;
1407 }
1408 tevent_req_done(req);
1409 }
1410
1411 NTSTATUS cli_unlink_recv(struct tevent_req *req)
1412 {
1413 return tevent_req_simple_recv_ntstatus(req);
1414 }
1415
1416 NTSTATUS cli_unlink(struct cli_state *cli, const char *fname, uint16_t mayhave_attrs)
1417 {
1418 TALLOC_CTX *frame = NULL;
1419 struct tevent_context *ev;
1420 struct tevent_req *req;
1421 NTSTATUS status = NT_STATUS_OK;
1422
1423 if (smbXcli_conn_protocol(cli->conn) >= PROTOCOL_SMB2_02) {
1424 return cli_smb2_unlink(cli, fname);
1425 }
1426
1427 frame = talloc_stackframe();
1428
1429 if (smbXcli_conn_has_async_calls(cli->conn)) {
1430 /*
1431 * Can't use sync call while an async call is in flight
1432 */
1433 status = NT_STATUS_INVALID_PARAMETER;
1434 goto fail;
1435 }
1436
1437 ev = samba_tevent_context_init(frame);
1438 if (ev == NULL) {
1439 status = NT_STATUS_NO_MEMORY;
1440 goto fail;
1441 }
1442
1443 req = cli_unlink_send(frame, ev, cli, fname, mayhave_attrs);
1444 if (req == NULL) {
1445 status = NT_STATUS_NO_MEMORY;
1446 goto fail;
1447 }
1448
1449 if (!tevent_req_poll(req, ev)) {
1450 status = map_nt_error_from_unix(errno);
1451 goto fail;
1452 }
1453
1454 status = cli_unlink_recv(req);
1455
1456 fail:
1457 TALLOC_FREE(frame);
1458 return status;
1459 }
1460
1461 /****************************************************************************
1462 Create a directory.
1463 ****************************************************************************/
1464
1465 static void cli_mkdir_done(struct tevent_req *subreq);
1466
1467 struct cli_mkdir_state {
1468 int dummy;
1469 };
1470
1471 struct tevent_req *cli_mkdir_send(TALLOC_CTX *mem_ctx,
1472 struct tevent_context *ev,
1473 struct cli_state *cli,
1474 const char *dname)
1475 {
1476 struct tevent_req *req = NULL, *subreq = NULL;
1477 struct cli_mkdir_state *state = NULL;
1478 uint8_t additional_flags = 0;
1479 uint8_t *bytes = NULL;
1480
1481 req = tevent_req_create(mem_ctx, &state, struct cli_mkdir_state);
1482 if (req == NULL) {
1483 return NULL;
1484 }
1485
1486 bytes = talloc_array(state, uint8_t, 1);
1487 if (tevent_req_nomem(bytes, req)) {
1488 return tevent_req_post(req, ev);
1489 }
1490 bytes[0] = 4;
1491 bytes = smb_bytes_push_str(bytes, smbXcli_conn_use_unicode(cli->conn), dname,
1492 strlen(dname)+1, NULL);
1493
1494 if (tevent_req_nomem(bytes, req)) {
1495 return tevent_req_post(req, ev);
1496 }
1497
1498 subreq = cli_smb_send(state, ev, cli, SMBmkdir, additional_flags,
1499 0, NULL, talloc_get_size(bytes), bytes);
1500 if (tevent_req_nomem(subreq, req)) {
1501 return tevent_req_post(req, ev);
1502 }
1503 tevent_req_set_callback(subreq, cli_mkdir_done, req);
1504 return req;
1505 }
1506
1507 static void cli_mkdir_done(struct tevent_req *subreq)
1508 {
1509 struct tevent_req *req = tevent_req_callback_data(
1510 subreq, struct tevent_req);
1511 NTSTATUS status;
1512
1513 status = cli_smb_recv(subreq, NULL, NULL, 0, NULL, NULL, NULL, NULL);
1514 TALLOC_FREE(subreq);
1515 if (tevent_req_nterror(req, status)) {
1516 return;
1517 }
1518 tevent_req_done(req);
1519 }
1520
1521 NTSTATUS cli_mkdir_recv(struct tevent_req *req)
1522 {
1523 return tevent_req_simple_recv_ntstatus(req);
1524 }
1525
1526 NTSTATUS cli_mkdir(struct cli_state *cli, const char *dname)
1527 {
1528 TALLOC_CTX *frame = NULL;
1529 struct tevent_context *ev;
1530 struct tevent_req *req;
1531 NTSTATUS status = NT_STATUS_OK;
1532
1533 if (smbXcli_conn_protocol(cli->conn) >= PROTOCOL_SMB2_02) {
1534 return cli_smb2_mkdir(cli, dname);
1535 }
1536
1537 frame = talloc_stackframe();
1538
1539 if (smbXcli_conn_has_async_calls(cli->conn)) {
1540 /*
1541 * Can't use sync call while an async call is in flight
1542 */
1543 status = NT_STATUS_INVALID_PARAMETER;
1544 goto fail;
1545 }
1546
1547 ev = samba_tevent_context_init(frame);
1548 if (ev == NULL) {
1549 status = NT_STATUS_NO_MEMORY;
1550 goto fail;
1551 }
1552
1553 req = cli_mkdir_send(frame, ev, cli, dname);
1554 if (req == NULL) {
1555 status = NT_STATUS_NO_MEMORY;
1556 goto fail;
1557 }
1558
1559 if (!tevent_req_poll(req, ev)) {
1560 status = map_nt_error_from_unix(errno);
1561 goto fail;
1562 }
1563
1564 status = cli_mkdir_recv(req);
1565
1566 fail:
1567 TALLOC_FREE(frame);
1568 return status;
1569 }
1570
1571 /****************************************************************************
1572 Remove a directory.
1573 ****************************************************************************/
1574
1575 static void cli_rmdir_done(struct tevent_req *subreq);
1576
1577 struct cli_rmdir_state {
1578 int dummy;
1579 };
1580
1581 struct tevent_req *cli_rmdir_send(TALLOC_CTX *mem_ctx,
1582 struct tevent_context *ev,
1583 struct cli_state *cli,
1584 const char *dname)
1585 {
1586 struct tevent_req *req = NULL, *subreq = NULL;
1587 struct cli_rmdir_state *state = NULL;
1588 uint8_t additional_flags = 0;
1589 uint8_t *bytes = NULL;
1590
1591 req = tevent_req_create(mem_ctx, &state, struct cli_rmdir_state);
1592 if (req == NULL) {
1593 return NULL;
1594 }
1595
1596 bytes = talloc_array(state, uint8_t, 1);
1597 if (tevent_req_nomem(bytes, req)) {
1598 return tevent_req_post(req, ev);
1599 }
1600 bytes[0] = 4;
1601 bytes = smb_bytes_push_str(bytes, smbXcli_conn_use_unicode(cli->conn), dname,
1602 strlen(dname)+1, NULL);
1603
1604 if (tevent_req_nomem(bytes, req)) {
1605 return tevent_req_post(req, ev);
1606 }
1607
1608 subreq = cli_smb_send(state, ev, cli, SMBrmdir, additional_flags,
1609 0, NULL, talloc_get_size(bytes), bytes);
1610 if (tevent_req_nomem(subreq, req)) {
1611 return tevent_req_post(req, ev);
1612 }
1613 tevent_req_set_callback(subreq, cli_rmdir_done, req);
1614 return req;
1615 }
1616
1617 static void cli_rmdir_done(struct tevent_req *subreq)
1618 {
1619 struct tevent_req *req = tevent_req_callback_data(
1620 subreq, struct tevent_req);
1621 NTSTATUS status;
1622
1623 status = cli_smb_recv(subreq, NULL, NULL, 0, NULL, NULL, NULL, NULL);
1624 TALLOC_FREE(subreq);
1625 if (tevent_req_nterror(req, status)) {
1626 return;
1627 }
1628 tevent_req_done(req);
1629 }
1630
1631 NTSTATUS cli_rmdir_recv(struct tevent_req *req)
1632 {
1633 return tevent_req_simple_recv_ntstatus(req);
1634 }
1635
1636 NTSTATUS cli_rmdir(struct cli_state *cli, const char *dname)
1637 {
1638 TALLOC_CTX *frame = NULL;
1639 struct tevent_context *ev;
1640 struct tevent_req *req;
1641 NTSTATUS status = NT_STATUS_OK;
1642
1643 if (smbXcli_conn_protocol(cli->conn) >= PROTOCOL_SMB2_02) {
1644 return cli_smb2_rmdir(cli, dname);
1645 }
1646
1647 frame = talloc_stackframe();
1648
1649 if (smbXcli_conn_has_async_calls(cli->conn)) {
1650 /*
1651 * Can't use sync call while an async call is in flight
1652 */
1653 status = NT_STATUS_INVALID_PARAMETER;
1654 goto fail;
1655 }
1656
1657 ev = samba_tevent_context_init(frame);
1658 if (ev == NULL) {
1659 status = NT_STATUS_NO_MEMORY;
1660 goto fail;
1661 }
1662
1663 req = cli_rmdir_send(frame, ev, cli, dname);
1664 if (req == NULL) {
1665 status = NT_STATUS_NO_MEMORY;
1666 goto fail;
1667 }
1668
1669 if (!tevent_req_poll(req, ev)) {
1670 status = map_nt_error_from_unix(errno);
1671 goto fail;
1672 }
1673
1674 status = cli_rmdir_recv(req);
1675
1676 fail:
1677 TALLOC_FREE(frame);
1678 return status;
1679 }
1680
1681 /****************************************************************************
1682 Set or clear the delete on close flag.
1683 ****************************************************************************/
1684
1685 struct doc_state {
1686 uint16_t setup;
1687 uint8_t param[6];
1688 uint8_t data[1];
1689 };
1690
1691 static void cli_nt_delete_on_close_done(struct tevent_req *subreq)
1692 {
1693 NTSTATUS status = cli_trans_recv(subreq, NULL, NULL, NULL, 0, NULL,
1694 NULL, 0, NULL, NULL, 0, NULL);
1695 tevent_req_simple_finish_ntstatus(subreq, status);
1696 }
1697
1698 struct tevent_req *cli_nt_delete_on_close_send(TALLOC_CTX *mem_ctx,
1699 struct tevent_context *ev,
1700 struct cli_state *cli,
1701 uint16_t fnum,
1702 bool flag)
1703 {
1704 struct tevent_req *req = NULL, *subreq = NULL;
1705 struct doc_state *state = NULL;
1706
1707 req = tevent_req_create(mem_ctx, &state, struct doc_state);
1708 if (req == NULL) {
1709 return NULL;
1710 }
1711
1712 /* Setup setup word. */
1713 SSVAL(&state->setup, 0, TRANSACT2_SETFILEINFO);
1714
1715 /* Setup param array. */
1716 SSVAL(state->param,0,fnum);
1717 SSVAL(state->param,2,SMB_SET_FILE_DISPOSITION_INFO);
1718
1719 /* Setup data array. */
1720 SCVAL(&state->data[0], 0, flag ? 1 : 0);
1721
1722 subreq = cli_trans_send(state, /* mem ctx. */
1723 ev, /* event ctx. */
1724 cli, /* cli_state. */
1725 SMBtrans2, /* cmd. */
1726 NULL, /* pipe name. */
1727 -1, /* fid. */
1728 0, /* function. */
1729 0, /* flags. */
1730 &state->setup, /* setup. */
1731 1, /* num setup uint16_t words. */
1732 0, /* max returned setup. */
1733 state->param, /* param. */
1734 6, /* num param. */
1735 2, /* max returned param. */
1736 state->data, /* data. */
1737 1, /* num data. */
1738 0); /* max returned data. */
1739
1740 if (tevent_req_nomem(subreq, req)) {
1741 return tevent_req_post(req, ev);
1742 }
1743 tevent_req_set_callback(subreq, cli_nt_delete_on_close_done, req);
1744 return req;
1745 }
1746
1747 NTSTATUS cli_nt_delete_on_close_recv(struct tevent_req *req)
1748 {
1749 return tevent_req_simple_recv_ntstatus(req);
1750 }
1751
1752 NTSTATUS cli_nt_delete_on_close(struct cli_state *cli, uint16_t fnum, bool flag)
1753 {
1754 TALLOC_CTX *frame = talloc_stackframe();
1755 struct tevent_context *ev = NULL;
1756 struct tevent_req *req = NULL;
1757 NTSTATUS status = NT_STATUS_OK;
1758
1759 if (smbXcli_conn_has_async_calls(cli->conn)) {
1760 /*
1761 * Can't use sync call while an async call is in flight
1762 */
1763 status = NT_STATUS_INVALID_PARAMETER;
1764 goto fail;
1765 }
1766
1767 ev = samba_tevent_context_init(frame);
1768 if (ev == NULL) {
1769 status = NT_STATUS_NO_MEMORY;
1770 goto fail;
1771 }
1772
1773 req = cli_nt_delete_on_close_send(frame,
1774 ev,
1775 cli,
1776 fnum,
1777 flag);
1778 if (req == NULL) {
1779 status = NT_STATUS_NO_MEMORY;
1780 goto fail;
1781 }
1782
1783 if (!tevent_req_poll(req, ev)) {
1784 status = map_nt_error_from_unix(errno);
1785 goto fail;
1786 }
1787
1788 status = cli_nt_delete_on_close_recv(req);
1789
1790 fail:
1791 TALLOC_FREE(frame);
1792 return status;
1793 }
1794
1795 struct cli_ntcreate_state {
1796 uint16_t vwv[24];
1797 uint16_t fnum;
1798 struct smb_create_returns cr;
1799 };
1800
1801 static void cli_ntcreate_done(struct tevent_req *subreq);
1802
1803 struct tevent_req *cli_ntcreate_send(TALLOC_CTX *mem_ctx,
1804 struct tevent_context *ev,
1805 struct cli_state *cli,
1806 const char *fname,
1807 uint32_t CreatFlags,
1808 uint32_t DesiredAccess,
1809 uint32_t FileAttributes,
1810 uint32_t ShareAccess,
1811 uint32_t CreateDisposition,
1812 uint32_t CreateOptions,
1813 uint8_t SecurityFlags)
1814 {
1815 struct tevent_req *req, *subreq;
1816 struct cli_ntcreate_state *state;
1817 uint16_t *vwv;
1818 uint8_t *bytes;
1819 size_t converted_len;
1820
1821 req = tevent_req_create(mem_ctx, &state, struct cli_ntcreate_state);
1822 if (req == NULL) {
1823 return NULL;
1824 }
1825
1826 vwv = state->vwv;
1827
1828 SCVAL(vwv+0, 0, 0xFF);
1829 SCVAL(vwv+0, 1, 0);
1830 SSVAL(vwv+1, 0, 0);
1831 SCVAL(vwv+2, 0, 0);
1832
1833 if (cli->use_oplocks) {
1834 CreatFlags |= (REQUEST_OPLOCK|REQUEST_BATCH_OPLOCK);
1835 }
1836 SIVAL(vwv+3, 1, CreatFlags);
1837 SIVAL(vwv+5, 1, 0x0); /* RootDirectoryFid */
1838 SIVAL(vwv+7, 1, DesiredAccess);
1839 SIVAL(vwv+9, 1, 0x0); /* AllocationSize */
1840 SIVAL(vwv+11, 1, 0x0); /* AllocationSize */
1841 SIVAL(vwv+13, 1, FileAttributes);
1842 SIVAL(vwv+15, 1, ShareAccess);
1843 SIVAL(vwv+17, 1, CreateDisposition);
1844 SIVAL(vwv+19, 1, CreateOptions |
1845 (cli->backup_intent ? FILE_OPEN_FOR_BACKUP_INTENT : 0));
1846 SIVAL(vwv+21, 1, 0x02); /* ImpersonationLevel */
1847 SCVAL(vwv+23, 1, SecurityFlags);
1848
1849 bytes = talloc_array(state, uint8_t, 0);
1850 bytes = smb_bytes_push_str(bytes, smbXcli_conn_use_unicode(cli->conn),
1851 fname, strlen(fname)+1,
1852 &converted_len);
1853
1854 /* sigh. this copes with broken netapp filer behaviour */
1855 bytes = smb_bytes_push_str(bytes, smbXcli_conn_use_unicode(cli->conn), "", 1, NULL);
1856
1857 if (tevent_req_nomem(bytes, req)) {
1858 return tevent_req_post(req, ev);
1859 }
1860
1861 SSVAL(vwv+2, 1, converted_len);
1862
1863 subreq = cli_smb_send(state, ev, cli, SMBntcreateX, 0, 24, vwv,
1864 talloc_get_size(bytes), bytes);
1865 if (tevent_req_nomem(subreq, req)) {
1866 return tevent_req_post(req, ev);
1867 }
1868 tevent_req_set_callback(subreq, cli_ntcreate_done, req);
1869 return req;
1870 }
1871
1872 static void cli_ntcreate_done(struct tevent_req *subreq)
1873 {
1874 struct tevent_req *req = tevent_req_callback_data(
1875 subreq, struct tevent_req);
1876 struct cli_ntcreate_state *state = tevent_req_data(
1877 req, struct cli_ntcreate_state);
1878 uint8_t wct;
1879 uint16_t *vwv;
1880 uint32_t num_bytes;
1881 uint8_t *bytes;
1882 NTSTATUS status;
1883
1884 status = cli_smb_recv(subreq, state, NULL, 34, &wct, &vwv,
1885 &num_bytes, &bytes);
1886 TALLOC_FREE(subreq);
1887 if (tevent_req_nterror(req, status)) {
1888 return;
1889 }
1890 state->cr.oplock_level = CVAL(vwv+2, 0);
1891 state->fnum = SVAL(vwv+2, 1);
1892 state->cr.create_action = IVAL(vwv+3, 1);
1893 state->cr.creation_time = BVAL(vwv+5, 1);
1894 state->cr.last_access_time = BVAL(vwv+9, 1);
1895 state->cr.last_write_time = BVAL(vwv+13, 1);
1896 state->cr.change_time = BVAL(vwv+17, 1);
1897 state->cr.file_attributes = IVAL(vwv+21, 1);
1898 state->cr.allocation_size = BVAL(vwv+23, 1);
1899 state->cr.end_of_file = BVAL(vwv+27, 1);
1900
1901 tevent_req_done(req);
1902 }
1903
1904 NTSTATUS cli_ntcreate_recv(struct tevent_req *req,
1905 uint16_t *pfnum,
1906 struct smb_create_returns *cr)
1907 {
1908 struct cli_ntcreate_state *state = tevent_req_data(
1909 req, struct cli_ntcreate_state);
1910 NTSTATUS status;
1911
1912 if (tevent_req_is_nterror(req, &status)) {
1913 return status;
1914 }
1915 *pfnum = state->fnum;
1916 if (cr != NULL) {
1917 *cr = state->cr;
1918 }
1919 return NT_STATUS_OK;
1920 }
1921
1922 NTSTATUS cli_ntcreate(struct cli_state *cli,
1923 const char *fname,
1924 uint32_t CreatFlags,
1925 uint32_t DesiredAccess,
1926 uint32_t FileAttributes,
1927 uint32_t ShareAccess,
1928 uint32_t CreateDisposition,
1929 uint32_t CreateOptions,
1930 uint8_t SecurityFlags,
1931 uint16_t *pfid,
1932 struct smb_create_returns *cr)
1933 {
1934 TALLOC_CTX *frame = NULL;
1935 struct tevent_context *ev;
1936 struct tevent_req *req;
1937 NTSTATUS status = NT_STATUS_OK;
1938
1939 if (smbXcli_conn_protocol(cli->conn) >= PROTOCOL_SMB2_02) {
1940 return cli_smb2_create_fnum(cli,
1941 fname,
1942 CreatFlags,
1943 DesiredAccess,
1944 FileAttributes,
1945 ShareAccess,
1946 CreateDisposition,
1947 CreateOptions,
1948 pfid,
1949 cr);
1950 }
1951
1952 frame = talloc_stackframe();
1953
1954 if (smbXcli_conn_has_async_calls(cli->conn)) {
1955 /*
1956 * Can't use sync call while an async call is in flight
1957 */
1958 status = NT_STATUS_INVALID_PARAMETER;
1959 goto fail;
1960 }
1961
1962 ev = samba_tevent_context_init(frame);
1963 if (ev == NULL) {
1964 status = NT_STATUS_NO_MEMORY;
1965 goto fail;
1966 }
1967
1968 req = cli_ntcreate_send(frame, ev, cli, fname, CreatFlags,
1969 DesiredAccess, FileAttributes, ShareAccess,
1970 CreateDisposition, CreateOptions,
1971 SecurityFlags);
1972 if (req == NULL) {
1973 status = NT_STATUS_NO_MEMORY;
1974 goto fail;
1975 }
1976
1977 if (!tevent_req_poll(req, ev)) {
1978 status = map_nt_error_from_unix(errno);
1979 goto fail;
1980 }
1981
1982 status = cli_ntcreate_recv(req, pfid, cr);
1983 fail:
1984 TALLOC_FREE(frame);
1985 return status;
1986 }
1987
1988 struct cli_nttrans_create_state {
1989 uint16_t fnum;
1990 struct smb_create_returns cr;
1991 };
1992
1993 static void cli_nttrans_create_done(struct tevent_req *subreq);
1994
1995 struct tevent_req *cli_nttrans_create_send(TALLOC_CTX *mem_ctx,
1996 struct tevent_context *ev,
1997 struct cli_state *cli,
1998 const char *fname,
1999 uint32_t CreatFlags,
2000 uint32_t DesiredAccess,
2001 uint32_t FileAttributes,
2002 uint32_t ShareAccess,
2003 uint32_t CreateDisposition,
2004 uint32_t CreateOptions,
2005 uint8_t SecurityFlags,
2006 struct security_descriptor *secdesc,
2007 struct ea_struct *eas,
2008 int num_eas)
2009 {
2010 struct tevent_req *req, *subreq;
2011 struct cli_nttrans_create_state *state;
2012 uint8_t *param;
2013 uint8_t *secdesc_buf;
2014 size_t secdesc_len;
2015 NTSTATUS status;
2016 size_t converted_len;
2017
2018 req = tevent_req_create(mem_ctx,
2019 &state, struct cli_nttrans_create_state);
2020 if (req == NULL) {
2021 return NULL;
2022 }
2023
2024 if (secdesc != NULL) {
2025 status = marshall_sec_desc(talloc_tos(), secdesc,
2026 &secdesc_buf, &secdesc_len);
2027 if (tevent_req_nterror(req, status)) {
2028 DEBUG(10, ("marshall_sec_desc failed: %s\n",
2029 nt_errstr(status)));
2030 return tevent_req_post(req, ev);
2031 }
2032 } else {
2033 secdesc_buf = NULL;
2034 secdesc_len = 0;
2035 }
2036
2037 if (num_eas != 0) {
2038 /*
2039 * TODO ;-)
2040 */
2041 tevent_req_nterror(req, NT_STATUS_NOT_IMPLEMENTED);
2042 return tevent_req_post(req, ev);
2043 }
2044
2045 param = talloc_array(state, uint8_t, 53);
2046 if (tevent_req_nomem(param, req)) {
2047 return tevent_req_post(req, ev);
2048 }
2049
2050 param = trans2_bytes_push_str(param, smbXcli_conn_use_unicode(cli->conn),
2051 fname, strlen(fname),
2052 &converted_len);
2053 if (tevent_req_nomem(param, req)) {
2054 return tevent_req_post(req, ev);
2055 }
2056
2057 SIVAL(param, 0, CreatFlags);
2058 SIVAL(param, 4, 0x0); /* RootDirectoryFid */
2059 SIVAL(param, 8, DesiredAccess);
2060 SIVAL(param, 12, 0x0); /* AllocationSize */
2061 SIVAL(param, 16, 0x0); /* AllocationSize */
2062 SIVAL(param, 20, FileAttributes);
2063 SIVAL(param, 24, ShareAccess);
2064 SIVAL(param, 28, CreateDisposition);
2065 SIVAL(param, 32, CreateOptions |
2066 (cli->backup_intent ? FILE_OPEN_FOR_BACKUP_INTENT : 0));
2067 SIVAL(param, 36, secdesc_len);
2068 SIVAL(param, 40, 0); /* EA length*/
2069 SIVAL(param, 44, converted_len);
2070 SIVAL(param, 48, 0x02); /* ImpersonationLevel */
2071 SCVAL(param, 52, SecurityFlags);
2072
2073 subreq = cli_trans_send(state, ev, cli, SMBnttrans,
2074 NULL, -1, /* name, fid */
2075 NT_TRANSACT_CREATE, 0,
2076 NULL, 0, 0, /* setup */
2077 param, talloc_get_size(param), 128, /* param */
2078 secdesc_buf, secdesc_len, 0); /* data */
2079 if (tevent_req_nomem(subreq, req)) {
2080 return tevent_req_post(req, ev);
2081 }
2082 tevent_req_set_callback(subreq, cli_nttrans_create_done, req);
2083 return req;
2084 }
2085
2086 static void cli_nttrans_create_done(struct tevent_req *subreq)
2087 {
2088 struct tevent_req *req = tevent_req_callback_data(
2089 subreq, struct tevent_req);
2090 struct cli_nttrans_create_state *state = tevent_req_data(
2091 req, struct cli_nttrans_create_state);
2092 uint8_t *param;
2093 uint32_t num_param;
2094 NTSTATUS status;
2095
2096 status = cli_trans_recv(subreq, talloc_tos(), NULL,
2097 NULL, 0, NULL, /* rsetup */
2098 &param, 69, &num_param,
2099 NULL, 0, NULL);
2100 if (tevent_req_nterror(req, status)) {
2101 return;
2102 }
2103 state->cr.oplock_level = CVAL(param, 0);
2104 state->fnum = SVAL(param, 2);
2105 state->cr.create_action = IVAL(param, 4);
2106 state->cr.creation_time = BVAL(param, 12);
2107 state->cr.last_access_time = BVAL(param, 20);
2108 state->cr.last_write_time = BVAL(param, 28);
2109 state->cr.change_time = BVAL(param, 36);
2110 state->cr.file_attributes = IVAL(param, 44);
2111 state->cr.allocation_size = BVAL(param, 48);
2112 state->cr.end_of_file = BVAL(param, 56);
2113
2114 TALLOC_FREE(param);
2115 tevent_req_done(req);
2116 }
2117
2118 NTSTATUS cli_nttrans_create_recv(struct tevent_req *req,
2119 uint16_t *fnum,
2120 struct smb_create_returns *cr)
2121 {
2122 struct cli_nttrans_create_state *state = tevent_req_data(
2123 req, struct cli_nttrans_create_state);
2124 NTSTATUS status;
2125
2126 if (tevent_req_is_nterror(req, &status)) {
2127 return status;
2128 }
2129 *fnum = state->fnum;
2130 if (cr != NULL) {
2131 *cr = state->cr;
2132 }
2133 return NT_STATUS_OK;
2134 }
2135
2136 NTSTATUS cli_nttrans_create(struct cli_state *cli,
2137 const char *fname,
2138 uint32_t CreatFlags,
2139 uint32_t DesiredAccess,
2140 uint32_t FileAttributes,
2141 uint32_t ShareAccess,
2142 uint32_t CreateDisposition,
2143 uint32_t CreateOptions,
2144 uint8_t SecurityFlags,
2145 struct security_descriptor *secdesc,
2146 struct ea_struct *eas,
2147 int num_eas,
2148 uint16_t *pfid,
2149 struct smb_create_returns *cr)
2150 {
2151 TALLOC_CTX *frame = talloc_stackframe();
2152 struct tevent_context *ev;
2153 struct tevent_req *req;
2154 NTSTATUS status = NT_STATUS_NO_MEMORY;
2155
2156 if (smbXcli_conn_has_async_calls(cli->conn)) {
2157 /*
2158 * Can't use sync call while an async call is in flight
2159 */
2160 status = NT_STATUS_INVALID_PARAMETER;
2161 goto fail;
2162 }
2163 ev = samba_tevent_context_init(frame);
2164 if (ev == NULL) {
2165 goto fail;
2166 }
2167 req = cli_nttrans_create_send(frame, ev, cli, fname, CreatFlags,
2168 DesiredAccess, FileAttributes,
2169 ShareAccess, CreateDisposition,
2170 CreateOptions, SecurityFlags,
2171 secdesc, eas, num_eas);
2172 if (req == NULL) {
2173 goto fail;
2174 }
2175 if (!tevent_req_poll_ntstatus(req, ev, &status)) {
2176 goto fail;
2177 }
2178 status = cli_nttrans_create_recv(req, pfid, cr);
2179 fail:
2180 TALLOC_FREE(frame);
2181 return status;
2182 }
2183
2184 /****************************************************************************
2185 Open a file
2186 WARNING: if you open with O_WRONLY then getattrE won't work!
2187 ****************************************************************************/
2188
2189 struct cli_openx_state {
2190 const char *fname;
2191 uint16_t vwv[15];
2192 uint16_t fnum;
2193 struct iovec bytes;
2194 };
2195
2196 static void cli_openx_done(struct tevent_req *subreq);
2197
2198 struct tevent_req *cli_openx_create(TALLOC_CTX *mem_ctx,
2199 struct tevent_context *ev,
2200 struct cli_state *cli, const char *fname,
2201 int flags, int share_mode,
2202 struct tevent_req **psmbreq)
2203 {
2204 struct tevent_req *req, *subreq;
2205 struct cli_openx_state *state;
2206 unsigned openfn;
2207 unsigned accessmode;
2208 uint8_t additional_flags;
2209 uint8_t *bytes;
2210
2211 req = tevent_req_create(mem_ctx, &state, struct cli_openx_state);
2212 if (req == NULL) {
2213 return NULL;
2214 }
2215
2216 openfn = 0;
2217 if (flags & O_CREAT) {
2218 openfn |= (1<<4);
2219 }
2220 if (!(flags & O_EXCL)) {
2221 if (flags & O_TRUNC)
2222 openfn |= (1<<1);
2223 else
2224 openfn |= (1<<0);
2225 }
2226
2227 accessmode = (share_mode<<4);
2228
2229 if ((flags & O_ACCMODE) == O_RDWR) {
2230 accessmode |= 2;
2231 } else if ((flags & O_ACCMODE) == O_WRONLY) {
2232 accessmode |= 1;
2233 }
2234
2235 #if defined(O_SYNC)
2236 if ((flags & O_SYNC) == O_SYNC) {
2237 accessmode |= (1<<14);
2238 }
2239 #endif /* O_SYNC */
2240
2241 if (share_mode == DENY_FCB) {
2242 accessmode = 0xFF;
2243 }
2244
2245 SCVAL(state->vwv + 0, 0, 0xFF);
2246 SCVAL(state->vwv + 0, 1, 0);
2247 SSVAL(state->vwv + 1, 0, 0);
2248 SSVAL(state->vwv + 2, 0, 0); /* no additional info */
2249 SSVAL(state->vwv + 3, 0, accessmode);
2250 SSVAL(state->vwv + 4, 0, FILE_ATTRIBUTE_SYSTEM | FILE_ATTRIBUTE_HIDDEN);
2251 SSVAL(state->vwv + 5, 0, 0);
2252 SIVAL(state->vwv + 6, 0, 0);
2253 SSVAL(state->vwv + 8, 0, openfn);
2254 SIVAL(state->vwv + 9, 0, 0);
2255 SIVAL(state->vwv + 11, 0, 0);
2256 SIVAL(state->vwv + 13, 0, 0);
2257
2258 additional_flags = 0;
2259
2260 if (cli->use_oplocks) {
2261 /* if using oplocks then ask for a batch oplock via
2262 core and extended methods */
2263 additional_flags =
2264 FLAG_REQUEST_OPLOCK|FLAG_REQUEST_BATCH_OPLOCK;
2265 SSVAL(state->vwv+2, 0, SVAL(state->vwv+2, 0) | 6);
2266 }
2267
2268 bytes = talloc_array(state, uint8_t, 0);
2269 bytes = smb_bytes_push_str(bytes, smbXcli_conn_use_unicode(cli->conn), fname,
2270 strlen(fname)+1, NULL);
2271
2272 if (tevent_req_nomem(bytes, req)) {
2273 return tevent_req_post(req, ev);
2274 }
2275
2276 state->bytes.iov_base = (void *)bytes;
2277 state->bytes.iov_len = talloc_get_size(bytes);
2278
2279 subreq = cli_smb_req_create(state, ev, cli, SMBopenX, additional_flags,
2280 15, state->vwv, 1, &state->bytes);
2281 if (subreq == NULL) {
2282 TALLOC_FREE(req);
2283 return NULL;
2284 }
2285 tevent_req_set_callback(subreq, cli_openx_done, req);
2286 *psmbreq = subreq;
2287 return req;
2288 }
2289
2290 struct tevent_req *cli_openx_send(TALLOC_CTX *mem_ctx, struct tevent_context *ev,
2291 struct cli_state *cli, const char *fname,
2292 int flags, int share_mode)
2293 {
2294 struct tevent_req *req, *subreq;
2295 NTSTATUS status;
2296
2297 req = cli_openx_create(mem_ctx, ev, cli, fname, flags, share_mode,
2298 &subreq);
2299 if (req == NULL) {
2300 return NULL;
2301 }
2302
2303 status = smb1cli_req_chain_submit(&subreq, 1);
2304 if (tevent_req_nterror(req, status)) {
2305 return tevent_req_post(req, ev);
2306 }
2307 return req;
2308 }
2309
2310 static void cli_openx_done(struct tevent_req *subreq)
2311 {
2312 struct tevent_req *req = tevent_req_callback_data(
2313 subreq, struct tevent_req);
2314 struct cli_openx_state *state = tevent_req_data(
2315 req, struct cli_openx_state);
2316 uint8_t wct;
2317 uint16_t *vwv;
2318 NTSTATUS status;
2319
2320 status = cli_smb_recv(subreq, state, NULL, 3, &wct, &vwv, NULL,
2321 NULL);
2322 TALLOC_FREE(subreq);
2323 if (tevent_req_nterror(req, status)) {
2324 return;
2325 }
2326 state->fnum = SVAL(vwv+2, 0);
2327 tevent_req_done(req);
2328 }
2329
2330 NTSTATUS cli_openx_recv(struct tevent_req *req, uint16_t *pfnum)
2331 {
2332 struct cli_openx_state *state = tevent_req_data(
2333 req, struct cli_openx_state);
2334 NTSTATUS status;
2335
2336 if (tevent_req_is_nterror(req, &status)) {
2337 return status;
2338 }
2339 *pfnum = state->fnum;
2340 return NT_STATUS_OK;
2341 }
2342
2343 NTSTATUS cli_openx(struct cli_state *cli, const char *fname, int flags,
2344 int share_mode, uint16_t *pfnum)
2345 {
2346 TALLOC_CTX *frame = talloc_stackframe();
2347 struct tevent_context *ev;
2348 struct tevent_req *req;
2349 NTSTATUS status = NT_STATUS_NO_MEMORY;
2350
2351 if (smbXcli_conn_has_async_calls(cli->conn)) {
2352 /*
2353 * Can't use sync call while an async call is in flight
2354 */
2355 status = NT_STATUS_INVALID_PARAMETER;
2356 goto fail;
2357 }
2358
2359 ev = samba_tevent_context_init(frame);
2360 if (ev == NULL) {
2361 goto fail;
2362 }
2363
2364 req = cli_openx_send(frame, ev, cli, fname, flags, share_mode);
2365 if (req == NULL) {
2366 goto fail;
2367 }
2368
2369 if (!tevent_req_poll_ntstatus(req, ev, &status)) {
2370 goto fail;
2371 }
2372
2373 status = cli_openx_recv(req, pfnum);
2374 fail:
2375 TALLOC_FREE(frame);
2376 return status;
2377 }
2378 /****************************************************************************
2379 Synchronous wrapper function that does an NtCreateX open by preference
2380 and falls back to openX if this fails.
2381 ****************************************************************************/
2382
2383 NTSTATUS cli_open(struct cli_state *cli, const char *fname, int flags,
2384 int share_mode_in, uint16_t *pfnum)
2385 {
2386 NTSTATUS status;
2387 unsigned int openfn = 0;
2388 unsigned int dos_deny = 0;
2389 uint32_t access_mask, share_mode, create_disposition, create_options;
2390 struct smb_create_returns cr;
2391
2392 /* Do the initial mapping into OpenX parameters. */
2393 if (flags & O_CREAT) {
2394 openfn |= (1<<4);
2395 }
2396 if (!(flags & O_EXCL)) {
2397 if (flags & O_TRUNC)
2398 openfn |= (1<<1);
2399 else
2400 openfn |= (1<<0);
2401 }
2402
2403 dos_deny = (share_mode_in<<4);
2404
2405 if ((flags & O_ACCMODE) == O_RDWR) {
2406 dos_deny |= 2;
2407 } else if ((flags & O_ACCMODE) == O_WRONLY) {
2408 dos_deny |= 1;
2409 }
2410
2411 #if defined(O_SYNC)
2412 if ((flags & O_SYNC) == O_SYNC) {
2413 dos_deny |= (1<<14);
2414 }
2415 #endif /* O_SYNC */
2416
2417 if (share_mode_in == DENY_FCB) {
2418 dos_deny = 0xFF;
2419 }
2420
2421 #if 0
2422 /* Hmmm. This is what I think the above code
2423 should look like if it's using the constants
2424 we #define. JRA. */
2425
2426 if (flags & O_CREAT) {
2427 openfn |= OPENX_FILE_CREATE_IF_NOT_EXIST;
2428 }
2429 if (!(flags & O_EXCL)) {
2430 if (flags & O_TRUNC)
2431 openfn |= OPENX_FILE_EXISTS_TRUNCATE;
2432 else
2433 openfn |= OPENX_FILE_EXISTS_OPEN;
2434 }
2435
2436 dos_deny = SET_DENY_MODE(share_mode_in);
2437
2438 if ((flags & O_ACCMODE) == O_RDWR) {
2439 dos_deny |= DOS_OPEN_RDWR;
2440 } else if ((flags & O_ACCMODE) == O_WRONLY) {
2441 dos_deny |= DOS_OPEN_WRONLY;
2442 }
2443
2444 #if defined(O_SYNC)
2445 if ((flags & O_SYNC) == O_SYNC) {
2446 dos_deny |= FILE_SYNC_OPENMODE;
2447 }
2448 #endif /* O_SYNC */
2449
2450 if (share_mode_in == DENY_FCB) {
2451 dos_deny = 0xFF;
2452 }
2453 #endif
2454
2455 if (!map_open_params_to_ntcreate(fname, dos_deny,
2456 openfn, &access_mask,
2457 &share_mode, &create_disposition,
2458 &create_options, NULL)) {
2459 goto try_openx;
2460 }
2461
2462 status = cli_ntcreate(cli,
2463 fname,
2464 0,
2465 access_mask,
2466 0,
2467 share_mode,
2468 create_disposition,
2469 create_options,
2470 0,
2471 pfnum,
2472 &cr);
2473
2474 /* Try and cope will all varients of "we don't do this call"
2475 and fall back to openX. */
2476
2477 if (NT_STATUS_EQUAL(status,NT_STATUS_NOT_IMPLEMENTED) ||
2478 NT_STATUS_EQUAL(status,NT_STATUS_INVALID_INFO_CLASS) ||
2479 NT_STATUS_EQUAL(status,NT_STATUS_PROCEDURE_NOT_FOUND) ||
2480 NT_STATUS_EQUAL(status,NT_STATUS_INVALID_LEVEL) ||
2481 NT_STATUS_EQUAL(status,NT_STATUS_INVALID_PARAMETER) ||
2482 NT_STATUS_EQUAL(status,NT_STATUS_INVALID_DEVICE_REQUEST) ||
2483 NT_STATUS_EQUAL(status,NT_STATUS_INVALID_DEVICE_STATE) ||
2484 NT_STATUS_EQUAL(status,NT_STATUS_CTL_FILE_NOT_SUPPORTED) ||
2485 NT_STATUS_EQUAL(status,NT_STATUS_UNSUCCESSFUL)) {
2486 goto try_openx;
2487 }
2488
2489 if (NT_STATUS_IS_OK(status) &&
2490 (create_options & FILE_NON_DIRECTORY_FILE) &&
2491 (cr.file_attributes & FILE_ATTRIBUTE_DIRECTORY))
2492 {
2493 /*
2494 * Some (broken) servers return a valid handle
2495 * for directories even if FILE_NON_DIRECTORY_FILE
2496 * is set. Just close the handle and set the
2497 * error explicitly to NT_STATUS_FILE_IS_A_DIRECTORY.
2498 */
2499 status = cli_close(cli, *pfnum);
2500 if (!NT_STATUS_IS_OK(status)) {
2501 return status;
2502 }
2503 status = NT_STATUS_FILE_IS_A_DIRECTORY;
2504 /* Set this so libsmbclient can retrieve it. */
2505 cli->raw_status = status;
2506 }
2507
2508 return status;
2509
2510 try_openx:
2511
2512 return cli_openx(cli, fname, flags, share_mode_in, pfnum);
2513 }
2514
2515 /****************************************************************************
2516 Close a file.
2517 ****************************************************************************/
2518
2519 struct cli_close_state {
2520 uint16_t vwv[3];
2521 };
2522
2523 static void cli_close_done(struct tevent_req *subreq);
2524
2525 struct tevent_req *cli_close_create(TALLOC_CTX *mem_ctx,
2526 struct tevent_context *ev,
2527 struct cli_state *cli,
2528 uint16_t fnum,
2529 struct tevent_req **psubreq)
2530 {
2531 struct tevent_req *req, *subreq;
2532 struct cli_close_state *state;
2533
2534 req = tevent_req_create(mem_ctx, &state, struct cli_close_state);
2535 if (req == NULL) {
2536 return NULL;
2537 }
2538
2539 SSVAL(state->vwv+0, 0, fnum);
2540 SIVALS(state->vwv+1, 0, -1);
2541
2542 subreq = cli_smb_req_create(state, ev, cli, SMBclose, 0, 3, state->vwv,
2543 0, NULL);
2544 if (subreq == NULL) {
2545 TALLOC_FREE(req);
2546 return NULL;
2547 }
2548 tevent_req_set_callback(subreq, cli_close_done, req);
2549 *psubreq = subreq;
2550 return req;
2551 }
2552
2553 struct tevent_req *cli_close_send(TALLOC_CTX *mem_ctx,
2554 struct tevent_context *ev,
2555 struct cli_state *cli,
2556 uint16_t fnum)
2557 {
2558 struct tevent_req *req, *subreq;
2559 NTSTATUS status;
2560
2561 req = cli_close_create(mem_ctx, ev, cli, fnum, &subreq);
2562 if (req == NULL) {
2563 return NULL;
2564 }
2565
2566 status = smb1cli_req_chain_submit(&subreq, 1);
2567 if (tevent_req_nterror(req, status)) {
2568 return tevent_req_post(req, ev);
2569 }
2570 return req;
2571 }
2572
2573 static void cli_close_done(struct tevent_req *subreq)
2574 {
2575 struct tevent_req *req = tevent_req_callback_data(
2576 subreq, struct tevent_req);
2577 NTSTATUS status;
2578
2579 status = cli_smb_recv(subreq, NULL, NULL, 0, NULL, NULL, NULL, NULL);
2580 TALLOC_FREE(subreq);
2581 if (tevent_req_nterror(req, status)) {
2582 return;
2583 }
2584 tevent_req_done(req);
2585 }
2586
2587 NTSTATUS cli_close_recv(struct tevent_req *req)
2588 {
2589 return tevent_req_simple_recv_ntstatus(req);
2590 }
2591
2592 NTSTATUS cli_close(struct cli_state *cli, uint16_t fnum)
2593 {
2594 TALLOC_CTX *frame = NULL;
2595 struct tevent_context *ev;
2596 struct tevent_req *req;
2597 NTSTATUS status = NT_STATUS_OK;
2598
2599 if (smbXcli_conn_protocol(cli->conn) >= PROTOCOL_SMB2_02) {
2600 return cli_smb2_close_fnum(cli, fnum);
2601 }
2602
2603 frame = talloc_stackframe();
2604
2605 if (smbXcli_conn_has_async_calls(cli->conn)) {
2606 /*
2607 * Can't use sync call while an async call is in flight
2608 */
2609 status = NT_STATUS_INVALID_PARAMETER;
2610 goto fail;
2611 }
2612
2613 ev = samba_tevent_context_init(frame);
2614 if (ev == NULL) {
2615 status = NT_STATUS_NO_MEMORY;
2616 goto fail;
2617 }
2618
2619 req = cli_close_send(frame, ev, cli, fnum);
2620 if (req == NULL) {
2621 status = NT_STATUS_NO_MEMORY;
2622 goto fail;
2623 }
2624
2625 if (!tevent_req_poll(req, ev)) {
2626 status = map_nt_error_from_unix(errno);
2627 goto fail;
2628 }
2629
2630 status = cli_close_recv(req);
2631 fail:
2632 TALLOC_FREE(frame);
2633 return status;
2634 }
2635
2636 /****************************************************************************
2637 Truncate a file to a specified size
2638 ****************************************************************************/
2639
2640 struct ftrunc_state {
2641 uint16_t setup;
2642 uint8_t param[6];
2643 uint8_t data[8];
2644 };
2645
2646 static void cli_ftruncate_done(struct tevent_req *subreq)
2647 {
2648 NTSTATUS status = cli_trans_recv(subreq, NULL, NULL, NULL, 0, NULL,
2649 NULL, 0, NULL, NULL, 0, NULL);
2650 tevent_req_simple_finish_ntstatus(subreq, status);
2651 }
2652
2653 struct tevent_req *cli_ftruncate_send(TALLOC_CTX *mem_ctx,
2654 struct tevent_context *ev,
2655 struct cli_state *cli,
2656 uint16_t fnum,
2657 uint64_t size)
2658 {
2659 struct tevent_req *req = NULL, *subreq = NULL;
2660 struct ftrunc_state *state = NULL;
2661
2662 req = tevent_req_create(mem_ctx, &state, struct ftrunc_state);
2663 if (req == NULL) {
2664 return NULL;
2665 }
2666
2667 /* Setup setup word. */
2668 SSVAL(&state->setup, 0, TRANSACT2_SETFILEINFO);
2669
2670 /* Setup param array. */
2671 SSVAL(state->param,0,fnum);
2672 SSVAL(state->param,2,SMB_SET_FILE_END_OF_FILE_INFO);
2673 SSVAL(state->param,4,0);
2674
2675 /* Setup data array. */
2676 SBVAL(state->data, 0, size);
2677
2678 subreq = cli_trans_send(state, /* mem ctx. */
2679 ev, /* event ctx. */
2680 cli, /* cli_state. */
2681 SMBtrans2, /* cmd. */
2682 NULL, /* pipe name. */
2683 -1, /* fid. */
2684 0, /* function. */
2685 0, /* flags. */
2686 &state->setup, /* setup. */
2687 1, /* num setup uint16_t words. */
2688 0, /* max returned setup. */
2689 state->param, /* param. */
2690 6, /* num param. */
2691 2, /* max returned param. */
2692 state->data, /* data. */
2693 8, /* num data. */
2694 0); /* max returned data. */
2695
2696 if (tevent_req_nomem(subreq, req)) {
2697 return tevent_req_post(req, ev);
2698 }
2699 tevent_req_set_callback(subreq, cli_ftruncate_done, req);
2700 return req;
2701 }
2702
2703 NTSTATUS cli_ftruncate_recv(struct tevent_req *req)
2704 {
2705 return tevent_req_simple_recv_ntstatus(req);
2706 }
2707
2708 NTSTATUS cli_ftruncate(struct cli_state *cli, uint16_t fnum, uint64_t size)
2709 {
2710 TALLOC_CTX *frame = talloc_stackframe();
2711 struct tevent_context *ev = NULL;
2712 struct tevent_req *req = NULL;
2713 NTSTATUS status = NT_STATUS_OK;
2714
2715 if (smbXcli_conn_has_async_calls(cli->conn)) {
2716 /*
2717 * Can't use sync call while an async call is in flight
2718 */
2719 status = NT_STATUS_INVALID_PARAMETER;
2720 goto fail;
2721 }
2722
2723 ev = samba_tevent_context_init(frame);
2724 if (ev == NULL) {
2725 status = NT_STATUS_NO_MEMORY;
2726 goto fail;
2727 }
2728
2729 req = cli_ftruncate_send(frame,
2730 ev,
2731 cli,
2732 fnum,
2733 size);
2734 if (req == NULL) {
2735 status = NT_STATUS_NO_MEMORY;
2736 goto fail;
2737 }
2738
2739 if (!tevent_req_poll(req, ev)) {
2740 status = map_nt_error_from_unix(errno);
2741 goto fail;
2742 }
2743
2744 status = cli_ftruncate_recv(req);
2745
2746 fail:
2747 TALLOC_FREE(frame);
2748 return status;
2749 }
2750
2751 /****************************************************************************
2752 send a lock with a specified locktype
2753 this is used for testing LOCKING_ANDX_CANCEL_LOCK
2754 ****************************************************************************/
2755
2756 NTSTATUS cli_locktype(struct cli_state *cli, uint16_t fnum,
2757 uint32_t offset, uint32_t len,
2758 int timeout, unsigned char locktype)
2759 {
2760 uint16_t vwv[8];
2761 uint8_t bytes[10];
2762 NTSTATUS status;
2763 unsigned int set_timeout = 0;
2764 unsigned int saved_timeout = 0;
2765
2766 SCVAL(vwv + 0, 0, 0xff);
2767 SCVAL(vwv + 0, 1, 0);
2768 SSVAL(vwv + 1, 0, 0);
2769 SSVAL(vwv + 2, 0, fnum);
2770 SCVAL(vwv + 3, 0, locktype);
2771 SCVAL(vwv + 3, 1, 0);
2772 SIVALS(vwv + 4, 0, timeout);
2773 SSVAL(vwv + 6, 0, 0);
2774 SSVAL(vwv + 7, 0, 1);
2775
2776 SSVAL(bytes, 0, cli_getpid(cli));
2777 SIVAL(bytes, 2, offset);
2778 SIVAL(bytes, 6, len);
2779
2780 if (timeout != 0) {
2781 if (timeout == -1) {
2782 set_timeout = 0x7FFFFFFF;
2783 } else {
2784 set_timeout = timeout + 2*1000;
2785 }
2786 saved_timeout = cli_set_timeout(cli, set_timeout);
2787 }
2788
2789 status = cli_smb(talloc_tos(), cli, SMBlockingX, 0, 8, vwv,
2790 10, bytes, NULL, 0, NULL, NULL, NULL, NULL);
2791
2792 if (saved_timeout != 0) {
2793 cli_set_timeout(cli, saved_timeout);
2794 }
2795
2796 return status;
2797 }
2798
2799 /****************************************************************************
2800 Lock a file.
2801 note that timeout is in units of 2 milliseconds
2802 ****************************************************************************/
2803
2804 NTSTATUS cli_lock32(struct cli_state *cli, uint16_t fnum,
2805 uint32_t offset, uint32_t len, int timeout,
2806 enum brl_type lock_type)
2807 {
2808 NTSTATUS status;
2809
2810 status = cli_locktype(cli, fnum, offset, len, timeout,
2811 (lock_type == READ_LOCK? 1 : 0));
2812 return status;
2813 }
2814
2815 /****************************************************************************
2816 Unlock a file.
2817 ****************************************************************************/
2818
2819 struct cli_unlock_state {
2820 uint16_t vwv[8];
2821 uint8_t data[10];
2822 };
2823
2824 static void cli_unlock_done(struct tevent_req *subreq);
2825
2826 struct tevent_req *cli_unlock_send(TALLOC_CTX *mem_ctx,
2827 struct tevent_context *ev,
2828 struct cli_state *cli,
2829 uint16_t fnum,
2830 uint64_t offset,
2831 uint64_t len)
2832
2833 {
2834 struct tevent_req *req = NULL, *subreq = NULL;
2835 struct cli_unlock_state *state = NULL;
2836 uint8_t additional_flags = 0;
2837
2838 req = tevent_req_create(mem_ctx, &state, struct cli_unlock_state);
2839 if (req == NULL) {
2840 return NULL;
2841 }
2842
2843 SCVAL(state->vwv+0, 0, 0xFF);
2844 SSVAL(state->vwv+2, 0, fnum);
2845 SCVAL(state->vwv+3, 0, 0);
2846 SIVALS(state->vwv+4, 0, 0);
2847 SSVAL(state->vwv+6, 0, 1);
2848 SSVAL(state->vwv+7, 0, 0);
2849
2850 SSVAL(state->data, 0, cli_getpid(cli));
2851 SIVAL(state->data, 2, offset);
2852 SIVAL(state->data, 6, len);
2853
2854 subreq = cli_smb_send(state, ev, cli, SMBlockingX, additional_flags,
2855 8, state->vwv, 10, state->data);
2856 if (tevent_req_nomem(subreq, req)) {
2857 return tevent_req_post(req, ev);
2858 }
2859 tevent_req_set_callback(subreq, cli_unlock_done, req);
2860 return req;
2861 }
2862
2863 static void cli_unlock_done(struct tevent_req *subreq)
2864 {
2865 struct tevent_req *req = tevent_req_callback_data(
2866 subreq, struct tevent_req);
2867 NTSTATUS status;
2868
2869 status = cli_smb_recv(subreq, NULL, NULL, 0, NULL, NULL, NULL, NULL);
2870 TALLOC_FREE(subreq);
2871 if (tevent_req_nterror(req, status)) {
2872 return;
2873 }
2874 tevent_req_done(req);
2875 }
2876
2877 NTSTATUS cli_unlock_recv(struct tevent_req *req)
2878 {
2879 return tevent_req_simple_recv_ntstatus(req);
2880 }
2881
2882 NTSTATUS cli_unlock(struct cli_state *cli,
2883 uint16_t fnum,
2884 uint32_t offset,
2885 uint32_t len)
2886 {
2887 TALLOC_CTX *frame = talloc_stackframe();
2888 struct tevent_context *ev;
2889 struct tevent_req *req;
2890 NTSTATUS status = NT_STATUS_OK;
2891
2892 if (smbXcli_conn_has_async_calls(cli->conn)) {
2893 /*
2894 * Can't use sync call while an async call is in flight
2895 */
2896 status = NT_STATUS_INVALID_PARAMETER;
2897 goto fail;
2898 }
2899
2900 ev = samba_tevent_context_init(frame);
2901 if (ev == NULL) {
2902 status = NT_STATUS_NO_MEMORY;
2903 goto fail;
2904 }
2905
2906 req = cli_unlock_send(frame, ev, cli,
2907 fnum, offset, len);
2908 if (req == NULL) {
2909 status = NT_STATUS_NO_MEMORY;
2910 goto fail;
2911 }
2912
2913 if (!tevent_req_poll(req, ev)) {
2914 status = map_nt_error_from_unix(errno);
2915 goto fail;
2916 }
2917
2918 status = cli_unlock_recv(req);
2919
2920 fail:
2921 TALLOC_FREE(frame);
2922 return status;
2923 }
2924
2925 /****************************************************************************
2926 Lock a file with 64 bit offsets.
2927 ****************************************************************************/
2928
2929 NTSTATUS cli_lock64(struct cli_state *cli, uint16_t fnum,
2930 uint64_t offset, uint64_t len, int timeout,
2931 enum brl_type lock_type)
2932 {
2933 uint16_t vwv[8];
2934 uint8_t bytes[20];
2935 unsigned int set_timeout = 0;
2936 unsigned int saved_timeout = 0;
2937 int ltype;
2938 NTSTATUS status;
2939
2940 if (! (smb1cli_conn_capabilities(cli->conn) & CAP_LARGE_FILES)) {
2941 return cli_lock32(cli, fnum, offset, len, timeout, lock_type);
2942 }
2943
2944 ltype = (lock_type == READ_LOCK? 1 : 0);
2945 ltype |= LOCKING_ANDX_LARGE_FILES;
2946
2947 SCVAL(vwv + 0, 0, 0xff);
2948 SCVAL(vwv + 0, 1, 0);
2949 SSVAL(vwv + 1, 0, 0);
2950 SSVAL(vwv + 2, 0, fnum);
2951 SCVAL(vwv + 3, 0, ltype);
2952 SCVAL(vwv + 3, 1, 0);
2953 SIVALS(vwv + 4, 0, timeout);
2954 SSVAL(vwv + 6, 0, 0);
2955 SSVAL(vwv + 7, 0, 1);
2956
2957 SIVAL(bytes, 0, cli_getpid(cli));
2958 SOFF_T_R(bytes, 4, offset);
2959 SOFF_T_R(bytes, 12, len);
2960
2961 if (timeout != 0) {
2962 if (timeout == -1) {
2963 set_timeout = 0x7FFFFFFF;
2964 } else {
2965 set_timeout = timeout + 2*1000;
2966 }
2967 saved_timeout = cli_set_timeout(cli, set_timeout);
2968 }
2969
2970 status = cli_smb(talloc_tos(), cli, SMBlockingX, 0, 8, vwv,
2971 20, bytes, NULL, 0, NULL, NULL, NULL, NULL);
2972
2973 if (saved_timeout != 0) {
2974 cli_set_timeout(cli, saved_timeout);
2975 }
2976
2977 return status;
2978 }
2979
2980 /****************************************************************************
2981 Unlock a file with 64 bit offsets.
2982 ****************************************************************************/
2983
2984 struct cli_unlock64_state {
2985 uint16_t vwv[8];
2986 uint8_t data[20];
2987 };
2988
2989 static void cli_unlock64_done(struct tevent_req *subreq);
2990
2991 struct tevent_req *cli_unlock64_send(TALLOC_CTX *mem_ctx,
2992 struct tevent_context *ev,
2993 struct cli_state *cli,
2994 uint16_t fnum,
2995 uint64_t offset,
2996 uint64_t len)
2997
2998 {
2999 struct tevent_req *req = NULL, *subreq = NULL;
3000 struct cli_unlock64_state *state = NULL;
3001 uint8_t additional_flags = 0;
3002
3003 req = tevent_req_create(mem_ctx, &state, struct cli_unlock64_state);
3004 if (req == NULL) {
3005 return NULL;
3006 }
3007
3008 SCVAL(state->vwv+0, 0, 0xff);
3009 SSVAL(state->vwv+2, 0, fnum);
3010 SCVAL(state->vwv+3, 0,LOCKING_ANDX_LARGE_FILES);
3011 SIVALS(state->vwv+4, 0, 0);
3012 SSVAL(state->vwv+6, 0, 1);
3013 SSVAL(state->vwv+7, 0, 0);
3014
3015 SIVAL(state->data, 0, cli_getpid(cli));
3016 SOFF_T_R(state->data, 4, offset);
3017 SOFF_T_R(state->data, 12, len);
3018
3019 subreq = cli_smb_send(state, ev, cli, SMBlockingX, additional_flags,
3020 8, state->vwv, 20, state->data);
3021 if (tevent_req_nomem(subreq, req)) {
3022 return tevent_req_post(req, ev);
3023 }
3024 tevent_req_set_callback(subreq, cli_unlock64_done, req);
3025 return req;
3026 }
3027
3028 static void cli_unlock64_done(struct tevent_req *subreq)
3029 {
3030 struct tevent_req *req = tevent_req_callback_data(
3031 subreq, struct tevent_req);
3032 NTSTATUS status;
3033
3034 status = cli_smb_recv(subreq, NULL, NULL, 0, NULL, NULL, NULL, NULL);
3035 TALLOC_FREE(subreq);
3036 if (tevent_req_nterror(req, status)) {
3037 return;
3038 }
3039 tevent_req_done(req);
3040 }
3041
3042 NTSTATUS cli_unlock64_recv(struct tevent_req *req)
3043 {
3044 return tevent_req_simple_recv_ntstatus(req);
3045 }
3046
3047 NTSTATUS cli_unlock64(struct cli_state *cli,
3048 uint16_t fnum,
3049 uint64_t offset,
3050 uint64_t len)
3051 {
3052 TALLOC_CTX *frame = talloc_stackframe();
3053 struct tevent_context *ev;
3054 struct tevent_req *req;
3055 NTSTATUS status = NT_STATUS_OK;
3056
3057 if (! (smb1cli_conn_capabilities(cli->conn) & CAP_LARGE_FILES)) {
3058 return cli_unlock(cli, fnum, offset, len);
3059 }
3060
3061 if (smbXcli_conn_has_async_calls(cli->conn)) {
3062 /*
3063 * Can't use sync call while an async call is in flight
3064 */
3065 status = NT_STATUS_INVALID_PARAMETER;
3066 goto fail;
3067 }
3068
3069 ev = samba_tevent_context_init(frame);
3070 if (ev == NULL) {
3071 status = NT_STATUS_NO_MEMORY;
3072 goto fail;
3073 }
3074
3075 req = cli_unlock64_send(frame, ev, cli,
3076 fnum, offset, len);
3077 if (req == NULL) {
3078 status = NT_STATUS_NO_MEMORY;
3079 goto fail;
3080 }
3081
3082 if (!tevent_req_poll(req, ev)) {
3083 status = map_nt_error_from_unix(errno);
3084 goto fail;
3085 }
3086
3087 status = cli_unlock64_recv(req);
3088
3089 fail:
3090 TALLOC_FREE(frame);
3091 return status;
3092 }
3093
3094 /****************************************************************************
3095 Get/unlock a POSIX lock on a file - internal function.
3096 ****************************************************************************/
3097
3098 struct posix_lock_state {
3099 uint16_t setup;
3100 uint8_t param[4];
3101 uint8_t data[POSIX_LOCK_DATA_SIZE];
3102 };
3103
3104 static void cli_posix_unlock_internal_done(struct tevent_req *subreq)
3105 {
3106 NTSTATUS status = cli_trans_recv(subreq, NULL, NULL, NULL, 0, NULL,
3107 NULL, 0, NULL, NULL, 0, NULL);
3108 tevent_req_simple_finish_ntstatus(subreq, status);
3109 }
3110
3111 static struct tevent_req *cli_posix_lock_internal_send(TALLOC_CTX *mem_ctx,
3112 struct tevent_context *ev,
3113 struct cli_state *cli,
3114 uint16_t fnum,
3115 uint64_t offset,
3116 uint64_t len,
3117 bool wait_lock,
3118 enum brl_type lock_type)
3119 {
3120 struct tevent_req *req = NULL, *subreq = NULL;
3121 struct posix_lock_state *state = NULL;
3122
3123 req = tevent_req_create(mem_ctx, &state, struct posix_lock_state);
3124 if (req == NULL) {
3125 return NULL;
3126 }
3127
3128 /* Setup setup word. */
3129 SSVAL(&state->setup, 0, TRANSACT2_SETFILEINFO);
3130
3131 /* Setup param array. */
3132 SSVAL(&state->param, 0, fnum);
3133 SSVAL(&state->param, 2, SMB_SET_POSIX_LOCK);
3134
3135 /* Setup data array. */
3136 switch (lock_type) {
3137 case READ_LOCK:
3138 SSVAL(&state->data, POSIX_LOCK_TYPE_OFFSET,
3139 POSIX_LOCK_TYPE_READ);
3140 break;
3141 case WRITE_LOCK:
3142 SSVAL(&state->data, POSIX_LOCK_TYPE_OFFSET,
3143 POSIX_LOCK_TYPE_WRITE);
3144 break;
3145 case UNLOCK_LOCK:
3146 SSVAL(&state->data, POSIX_LOCK_TYPE_OFFSET,
3147 POSIX_LOCK_TYPE_UNLOCK);
3148 break;
3149 default:
3150 return NULL;
3151 }
3152
3153 if (wait_lock) {
3154 SSVAL(&state->data, POSIX_LOCK_FLAGS_OFFSET,
3155 POSIX_LOCK_FLAG_WAIT);
3156 } else {
3157 SSVAL(state->data, POSIX_LOCK_FLAGS_OFFSET,
3158 POSIX_LOCK_FLAG_NOWAIT);
3159 }
3160
3161 SIVAL(&state->data, POSIX_LOCK_PID_OFFSET, cli_getpid(cli));
3162 SOFF_T(&state->data, POSIX_LOCK_START_OFFSET, offset);
3163 SOFF_T(&state->data, POSIX_LOCK_LEN_OFFSET, len);
3164
3165 subreq = cli_trans_send(state, /* mem ctx. */
3166 ev, /* event ctx. */
3167 cli, /* cli_state. */
3168 SMBtrans2, /* cmd. */
3169 NULL, /* pipe name. */
3170 -1, /* fid. */
3171 0, /* function. */
3172 0, /* flags. */
3173 &state->setup, /* setup. */
3174 1, /* num setup uint16_t words. */
3175 0, /* max returned setup. */
3176 state->param, /* param. */
3177 4, /* num param. */
3178 2, /* max returned param. */
3179 state->data, /* data. */
3180 POSIX_LOCK_DATA_SIZE, /* num data. */
3181 0); /* max returned data. */
3182
3183 if (tevent_req_nomem(subreq, req)) {
3184 return tevent_req_post(req, ev);
3185 }
3186 tevent_req_set_callback(subreq, cli_posix_unlock_internal_done, req);
3187 return req;
3188 }
3189
3190 /****************************************************************************
3191 POSIX Lock a file.
3192 ****************************************************************************/
3193
3194 struct tevent_req *cli_posix_lock_send(TALLOC_CTX *mem_ctx,
3195 struct tevent_context *ev,
3196 struct cli_state *cli,
3197 uint16_t fnum,
3198 uint64_t offset,
3199 uint64_t len,
3200 bool wait_lock,
3201 enum brl_type lock_type)
3202 {
3203 return cli_posix_lock_internal_send(mem_ctx, ev, cli, fnum, offset, len,
3204 wait_lock, lock_type);
3205 }
3206
3207 NTSTATUS cli_posix_lock_recv(struct tevent_req *req)
3208 {
3209 return tevent_req_simple_recv_ntstatus(req);
3210 }
3211
3212 NTSTATUS cli_posix_lock(struct cli_state *cli, uint16_t fnum,
3213 uint64_t offset, uint64_t len,
3214 bool wait_lock, enum brl_type lock_type)
3215 {
3216 TALLOC_CTX *frame = talloc_stackframe();
3217 struct tevent_context *ev = NULL;
3218 struct tevent_req *req = NULL;
3219 NTSTATUS status = NT_STATUS_OK;
3220
3221 if (smbXcli_conn_has_async_calls(cli->conn)) {
3222 /*
3223 * Can't use sync call while an async call is in flight
3224 */
3225 status = NT_STATUS_INVALID_PARAMETER;
3226 goto fail;
3227 }
3228
3229 if (lock_type != READ_LOCK && lock_type != WRITE_LOCK) {
3230 status = NT_STATUS_INVALID_PARAMETER;
3231 goto fail;
3232 }
3233
3234 ev = samba_tevent_context_init(frame);
3235 if (ev == NULL) {
3236 status = NT_STATUS_NO_MEMORY;
3237 goto fail;
3238 }
3239
3240 req = cli_posix_lock_send(frame,
3241 ev,
3242 cli,
3243 fnum,
3244 offset,
3245 len,
3246 wait_lock,
3247 lock_type);
3248 if (req == NULL) {
3249 status = NT_STATUS_NO_MEMORY;
3250 goto fail;
3251 }
3252
3253 if (!tevent_req_poll(req, ev)) {
3254 status = map_nt_error_from_unix(errno);
3255 goto fail;
3256 }
3257
3258 status = cli_posix_lock_recv(req);
3259
3260 fail:
3261 TALLOC_FREE(frame);
3262 return status;
3263 }
3264
3265 /****************************************************************************
3266 POSIX Unlock a file.
3267 ****************************************************************************/
3268
3269 struct tevent_req *cli_posix_unlock_send(TALLOC_CTX *mem_ctx,
3270 struct tevent_context *ev,
3271 struct cli_state *cli,
3272 uint16_t fnum,
3273 uint64_t offset,
3274 uint64_t len)
3275 {
3276 return cli_posix_lock_internal_send(mem_ctx, ev, cli, fnum, offset, len,
3277 false, UNLOCK_LOCK);
3278 }
3279
3280 NTSTATUS cli_posix_unlock_recv(struct tevent_req *req)
3281 {
3282 return tevent_req_simple_recv_ntstatus(req);
3283 }
3284
3285 NTSTATUS cli_posix_unlock(struct cli_state *cli, uint16_t fnum, uint64_t offset, uint64_t len)
3286 {
3287 TALLOC_CTX *frame = talloc_stackframe();
3288 struct tevent_context *ev = NULL;
3289 struct tevent_req *req = NULL;
3290 NTSTATUS status = NT_STATUS_OK;
3291
3292 if (smbXcli_conn_has_async_calls(cli->conn)) {
3293 /*
3294 * Can't use sync call while an async call is in flight
3295 */
3296 status = NT_STATUS_INVALID_PARAMETER;
3297 goto fail;
3298 }
3299
3300 ev = samba_tevent_context_init(frame);
3301 if (ev == NULL) {
3302 status = NT_STATUS_NO_MEMORY;
3303 goto fail;
3304 }
3305
3306 req = cli_posix_unlock_send(frame,
3307 ev,
3308 cli,
3309 fnum,
3310 offset,
3311 len);
3312 if (req == NULL) {
3313 status = NT_STATUS_NO_MEMORY;
3314 goto fail;
3315 }
3316
3317 if (!tevent_req_poll(req, ev)) {
3318 status = map_nt_error_from_unix(errno);
3319 goto fail;
3320 }
3321
3322 status = cli_posix_unlock_recv(req);
3323
3324 fail:
3325 TALLOC_FREE(frame);
3326 return status;
3327 }
3328
3329 /****************************************************************************
3330 Do a SMBgetattrE call.
3331 ****************************************************************************/
3332
3333 static void cli_getattrE_done(struct tevent_req *subreq);
3334
3335 struct cli_getattrE_state {
3336 uint16_t vwv[1];
3337 int zone_offset;
3338 uint16_t attr;
3339 off_t size;
3340 time_t change_time;
3341 time_t access_time;
3342 time_t write_time;
3343 };
3344
3345 struct tevent_req *cli_getattrE_send(TALLOC_CTX *mem_ctx,
3346 struct tevent_context *ev,
3347 struct cli_state *cli,
3348 uint16_t fnum)
3349 {
3350 struct tevent_req *req = NULL, *subreq = NULL;
3351 struct cli_getattrE_state *state = NULL;
3352 uint8_t additional_flags = 0;
3353
3354 req = tevent_req_create(mem_ctx, &state, struct cli_getattrE_state);
3355 if (req == NULL) {
3356 return NULL;
3357 }
3358
3359 state->zone_offset = smb1cli_conn_server_time_zone(cli->conn);
3360 SSVAL(state->vwv+0,0,fnum);
3361
3362 subreq = cli_smb_send(state, ev, cli, SMBgetattrE, additional_flags,
3363 1, state->vwv, 0, NULL);
3364 if (tevent_req_nomem(subreq, req)) {
3365 return tevent_req_post(req, ev);
3366 }
3367 tevent_req_set_callback(subreq, cli_getattrE_done, req);
3368 return req;
3369 }
3370
3371 static void cli_getattrE_done(struct tevent_req *subreq)
3372 {
3373 struct tevent_req *req = tevent_req_callback_data(
3374 subreq, struct tevent_req);
3375 struct cli_getattrE_state *state = tevent_req_data(
3376 req, struct cli_getattrE_state);
3377 uint8_t wct;
3378 uint16_t *vwv = NULL;
3379 NTSTATUS status;
3380
3381 status = cli_smb_recv(subreq, state, NULL, 11, &wct, &vwv,
3382 NULL, NULL);
3383 TALLOC_FREE(subreq);
3384 if (tevent_req_nterror(req, status)) {
3385 return;
3386 }
3387
3388 state->size = (off_t)IVAL(vwv+6,0);
3389 state->attr = SVAL(vwv+10,0);
3390 state->change_time = make_unix_date2(vwv+0, state->zone_offset);
3391 state->access_time = make_unix_date2(vwv+2, state->zone_offset);
3392 state->write_time = make_unix_date2(vwv+4, state->zone_offset);
3393
3394 tevent_req_done(req);
3395 }
3396
3397 NTSTATUS cli_getattrE_recv(struct tevent_req *req,
3398 uint16_t *attr,
3399 off_t *size,
3400 time_t *change_time,
3401 time_t *access_time,
3402 time_t *write_time)
3403 {
3404 struct cli_getattrE_state *state = tevent_req_data(
3405 req, struct cli_getattrE_state);
3406 NTSTATUS status;
3407
3408 if (tevent_req_is_nterror(req, &status)) {
3409 return status;
3410 }
3411 if (attr) {
3412 *attr = state->attr;
3413 }
3414 if (size) {
3415 *size = state->size;
3416 }
3417 if (change_time) {
3418 *change_time = state->change_time;
3419 }
3420 if (access_time) {
3421 *access_time = state->access_time;
3422 }
3423 if (write_time) {
3424 *write_time = state->write_time;
3425 }
3426 return NT_STATUS_OK;
3427 }
3428
3429 NTSTATUS cli_getattrE(struct cli_state *cli,
3430 uint16_t fnum,
3431 uint16_t *attr,
3432 off_t *size,
3433 time_t *change_time,
3434 time_t *access_time,
3435 time_t *write_time)
3436 {
3437 TALLOC_CTX *frame = NULL;
3438 struct tevent_context *ev = NULL;
3439 struct tevent_req *req = NULL;
3440 NTSTATUS status = NT_STATUS_OK;
3441
3442 if (smbXcli_conn_protocol(cli->conn) >= PROTOCOL_SMB2_02) {
3443 return cli_smb2_getattrE(cli,
3444 fnum,
3445 attr,
3446 size,
3447 change_time,
3448 access_time,
3449 write_time);
3450 }
3451
3452 frame = talloc_stackframe();
3453
3454 if (smbXcli_conn_has_async_calls(cli->conn)) {
3455 /*
3456 * Can't use sync call while an async call is in flight
3457 */
3458 status = NT_STATUS_INVALID_PARAMETER;
3459 goto fail;
3460 }
3461
3462 ev = samba_tevent_context_init(frame);
3463 if (ev == NULL) {
3464 status = NT_STATUS_NO_MEMORY;
3465 goto fail;
3466 }
3467
3468 req = cli_getattrE_send(frame, ev, cli, fnum);
3469 if (req == NULL) {
3470 status = NT_STATUS_NO_MEMORY;
3471 goto fail;
3472 }
3473
3474 if (!tevent_req_poll(req, ev)) {
3475 status = map_nt_error_from_unix(errno);
3476 goto fail;
3477 }
3478
3479 status = cli_getattrE_recv(req,
3480 attr,
3481 size,
3482 change_time,
3483 access_time,
3484 write_time);
3485
3486 fail:
3487 TALLOC_FREE(frame);
3488 return status;
3489 }
3490
3491 /****************************************************************************
3492 Do a SMBgetatr call
3493 ****************************************************************************/
3494
3495 static void cli_getatr_done(struct tevent_req *subreq);
3496
3497 struct cli_getatr_state {
3498 int zone_offset;
3499 uint16_t attr;
3500 off_t size;
3501 time_t write_time;
3502 };
3503
3504 struct tevent_req *cli_getatr_send(TALLOC_CTX *mem_ctx,
3505 struct tevent_context *ev,
3506 struct cli_state *cli,
3507 const char *fname)
3508 {
3509 struct tevent_req *req = NULL, *subreq = NULL;
3510 struct cli_getatr_state *state = NULL;
3511 uint8_t additional_flags = 0;
3512 uint8_t *bytes = NULL;
3513
3514 req = tevent_req_create(mem_ctx, &state, struct cli_getatr_state);
3515 if (req == NULL) {
3516 return NULL;
3517 }
3518
3519 state->zone_offset = smb1cli_conn_server_time_zone(cli->conn);
3520
3521 bytes = talloc_array(state, uint8_t, 1);
3522 if (tevent_req_nomem(bytes, req)) {
3523 return tevent_req_post(req, ev);
3524 }
3525 bytes[0] = 4;
3526 bytes = smb_bytes_push_str(bytes, smbXcli_conn_use_unicode(cli->conn), fname,
3527 strlen(fname)+1, NULL);
3528
3529 if (tevent_req_nomem(bytes, req)) {
3530 return tevent_req_post(req, ev);
3531 }
3532
3533 subreq = cli_smb_send(state, ev, cli, SMBgetatr, additional_flags,
3534 0, NULL, talloc_get_size(bytes), bytes);
3535 if (tevent_req_nomem(subreq, req)) {
3536 return tevent_req_post(req, ev);
3537 }
3538 tevent_req_set_callback(subreq, cli_getatr_done, req);
3539 return req;
3540 }
3541
3542 static void cli_getatr_done(struct tevent_req *subreq)
3543 {
3544 struct tevent_req *req = tevent_req_callback_data(
3545 subreq, struct tevent_req);
3546 struct cli_getatr_state *state = tevent_req_data(
3547 req, struct cli_getatr_state);
3548 uint8_t wct;
3549 uint16_t *vwv = NULL;
3550 NTSTATUS status;
3551
3552 status = cli_smb_recv(subreq, state, NULL, 4, &wct, &vwv, NULL,
3553 NULL);
3554 TALLOC_FREE(subreq);
3555 if (tevent_req_nterror(req, status)) {
3556 return;
3557 }
3558
3559 state->attr = SVAL(vwv+0,0);
3560 state->size = (off_t)IVAL(vwv+3,0);
3561 state->write_time = make_unix_date3(vwv+1, state->zone_offset);
3562
3563 tevent_req_done(req);
3564 }
3565
3566 NTSTATUS cli_getatr_recv(struct tevent_req *req,
3567 uint16_t *attr,
3568 off_t *size,
3569 time_t *write_time)
3570 {
3571 struct cli_getatr_state *state = tevent_req_data(
3572 req, struct cli_getatr_state);
3573 NTSTATUS status;
3574
3575 if (tevent_req_is_nterror(req, &status)) {
3576 return status;
3577 }
3578 if (attr) {
3579 *attr = state->attr;
3580 }
3581 if (size) {
3582 *size = state->size;
3583 }
3584 if (write_time) {
3585 *write_time = state->write_time;
3586 }
3587 return NT_STATUS_OK;
3588 }
3589
3590 NTSTATUS cli_getatr(struct cli_state *cli,
3591 const char *fname,
3592 uint16_t *attr,
3593 off_t *size,
3594 time_t *write_time)
3595 {
3596 TALLOC_CTX *frame = NULL;
3597 struct tevent_context *ev = NULL;
3598 struct tevent_req *req = NULL;
3599 NTSTATUS status = NT_STATUS_OK;
3600
3601 if (smbXcli_conn_protocol(cli->conn) >= PROTOCOL_SMB2_02) {
3602 return cli_smb2_getatr(cli,
3603 fname,
3604 attr,
3605 size,
3606 write_time);
3607 }
3608
3609 frame = talloc_stackframe();
3610
3611 if (smbXcli_conn_has_async_calls(cli->conn)) {
3612 /*
3613 * Can't use sync call while an async call is in flight
3614 */
3615 status = NT_STATUS_INVALID_PARAMETER;
3616 goto fail;
3617 }
3618
3619 ev = samba_tevent_context_init(frame);
3620 if (ev == NULL) {
3621 status = NT_STATUS_NO_MEMORY;
3622 goto fail;
3623 }
3624
3625 req = cli_getatr_send(frame, ev, cli, fname);
3626 if (req == NULL) {
3627 status = NT_STATUS_NO_MEMORY;
3628 goto fail;
3629 }
3630
3631 if (!tevent_req_poll(req, ev)) {
3632 status = map_nt_error_from_unix(errno);
3633 goto fail;
3634 }
3635
3636 status = cli_getatr_recv(req,
3637 attr,
3638 size,
3639 write_time);
3640
3641 fail:
3642 TALLOC_FREE(frame);
3643 return status;
3644 }
3645
3646 /****************************************************************************
3647 Do a SMBsetattrE call.
3648 ****************************************************************************/
3649
3650 static void cli_setattrE_done(struct tevent_req *subreq);
3651
3652 struct cli_setattrE_state {
3653 uint16_t vwv[7];
3654 };
3655
3656 struct tevent_req *cli_setattrE_send(TALLOC_CTX *mem_ctx,
3657 struct tevent_context *ev,
3658 struct cli_state *cli,
3659 uint16_t fnum,
3660 time_t change_time,
3661 time_t access_time,
3662 time_t write_time)
3663 {
3664 struct tevent_req *req = NULL, *subreq = NULL;
3665 struct cli_setattrE_state *state = NULL;
3666 uint8_t additional_flags = 0;
3667
3668 req = tevent_req_create(mem_ctx, &state, struct cli_setattrE_state);
3669 if (req == NULL) {
3670 return NULL;
3671 }
3672
3673 SSVAL(state->vwv+0, 0, fnum);
3674 push_dos_date2((uint8_t *)&state->vwv[1], 0, change_time,
3675 smb1cli_conn_server_time_zone(cli->conn));
3676 push_dos_date2((uint8_t *)&state->vwv[3], 0, access_time,
3677 smb1cli_conn_server_time_zone(cli->conn));
3678 push_dos_date2((uint8_t *)&state->vwv[5], 0, write_time,
3679 smb1cli_conn_server_time_zone(cli->conn));
3680
3681 subreq = cli_smb_send(state, ev, cli, SMBsetattrE, additional_flags,
3682 7, state->vwv, 0, NULL);
3683 if (tevent_req_nomem(subreq, req)) {
3684 return tevent_req_post(req, ev);
3685 }
3686 tevent_req_set_callback(subreq, cli_setattrE_done, req);
3687 return req;
3688 }
3689
3690 static void cli_setattrE_done(struct tevent_req *subreq)
3691 {
3692 struct tevent_req *req = tevent_req_callback_data(
3693 subreq, struct tevent_req);
3694 NTSTATUS status;
3695
3696 status = cli_smb_recv(subreq, NULL, NULL, 0, NULL, NULL, NULL, NULL);
3697 TALLOC_FREE(subreq);
3698 if (tevent_req_nterror(req, status)) {
3699 return;
3700 }
3701 tevent_req_done(req);
3702 }
3703
3704 NTSTATUS cli_setattrE_recv(struct tevent_req *req)
3705 {
3706 return tevent_req_simple_recv_ntstatus(req);
3707 }
3708
3709 NTSTATUS cli_setattrE(struct cli_state *cli,
3710 uint16_t fnum,
3711 time_t change_time,
3712 time_t access_time,
3713 time_t write_time)
3714 {
3715 TALLOC_CTX *frame = NULL;
3716 struct tevent_context *ev = NULL;
3717 struct tevent_req *req = NULL;
3718 NTSTATUS status = NT_STATUS_OK;
3719
3720 if (smbXcli_conn_protocol(cli->conn) >= PROTOCOL_SMB2_02) {
3721 return cli_smb2_setattrE(cli,
3722 fnum,
3723 change_time,
3724 access_time,
3725 write_time);
3726 }
3727
3728 frame = talloc_stackframe();
3729
3730 if (smbXcli_conn_has_async_calls(cli->conn)) {
3731 /*
3732 * Can't use sync call while an async call is in flight
3733 */
3734 status = NT_STATUS_INVALID_PARAMETER;
3735 goto fail;
3736 }
3737
3738 ev = samba_tevent_context_init(frame);
3739 if (ev == NULL) {
3740 status = NT_STATUS_NO_MEMORY;
3741 goto fail;
3742 }
3743
3744 req = cli_setattrE_send(frame, ev,
3745 cli,
3746 fnum,
3747 change_time,
3748 access_time,
3749 write_time);
3750
3751 if (req == NULL) {
3752 status = NT_STATUS_NO_MEMORY;
3753 goto fail;
3754 }
3755
3756 if (!tevent_req_poll(req, ev)) {
3757 status = map_nt_error_from_unix(errno);
3758 goto fail;
3759 }
3760
3761 status = cli_setattrE_recv(req);
3762
3763 fail:
3764 TALLOC_FREE(frame);
3765 return status;
3766 }
3767
3768 /****************************************************************************
3769 Do a SMBsetatr call.
3770 ****************************************************************************/
3771
3772 static void cli_setatr_done(struct tevent_req *subreq);
3773
3774 struct cli_setatr_state {
3775 uint16_t vwv[8];
3776 };
3777
3778 struct tevent_req *cli_setatr_send(TALLOC_CTX *mem_ctx,
3779 struct tevent_context *ev,
3780 struct cli_state *cli,
3781 const char *fname,
3782 uint16_t attr,
3783 time_t mtime)
3784 {
3785 struct tevent_req *req = NULL, *subreq = NULL;
3786 struct cli_setatr_state *state = NULL;
3787 uint8_t additional_flags = 0;
3788 uint8_t *bytes = NULL;
3789
3790 req = tevent_req_create(mem_ctx, &state, struct cli_setatr_state);
3791 if (req == NULL) {
3792 return NULL;
3793 }
3794
3795 SSVAL(state->vwv+0, 0, attr);
3796 push_dos_date3((uint8_t *)&state->vwv[1], 0, mtime, smb1cli_conn_server_time_zone(cli->conn));
3797
3798 bytes = talloc_array(state, uint8_t, 1);
3799 if (tevent_req_nomem(bytes, req)) {
3800 return tevent_req_post(req, ev);
3801 }
3802 bytes[0] = 4;
3803 bytes = smb_bytes_push_str(bytes, smbXcli_conn_use_unicode(cli->conn), fname,
3804 strlen(fname)+1, NULL);
3805 if (tevent_req_nomem(bytes, req)) {
3806 return tevent_req_post(req, ev);
3807 }
3808 bytes = talloc_realloc(state, bytes, uint8_t,
3809 talloc_get_size(bytes)+1);
3810 if (tevent_req_nomem(bytes, req)) {
3811 return tevent_req_post(req, ev);
3812 }
3813
3814 bytes[talloc_get_size(bytes)-1] = 4;
3815 bytes = smb_bytes_push_str(bytes, smbXcli_conn_use_unicode(cli->conn), "",
3816 1, NULL);
3817 if (tevent_req_nomem(bytes, req)) {
3818 return tevent_req_post(req, ev);
3819 }
3820
3821 subreq = cli_smb_send(state, ev, cli, SMBsetatr, additional_flags,
3822 8, state->vwv, talloc_get_size(bytes), bytes);
3823 if (tevent_req_nomem(subreq, req)) {
3824 return tevent_req_post(req, ev);
3825 }
3826 tevent_req_set_callback(subreq, cli_setatr_done, req);
3827 return req;
3828 }
3829
3830 static void cli_setatr_done(struct tevent_req *subreq)
3831 {
3832 struct tevent_req *req = tevent_req_callback_data(
3833 subreq, struct tevent_req);
3834 NTSTATUS status;
3835
3836 status = cli_smb_recv(subreq, NULL, NULL, 0, NULL, NULL, NULL, NULL);
3837 TALLOC_FREE(subreq);
3838 if (tevent_req_nterror(req, status)) {
3839 return;
3840 }
3841 tevent_req_done(req);
3842 }
3843
3844 NTSTATUS cli_setatr_recv(struct tevent_req *req)
3845 {
3846 return tevent_req_simple_recv_ntstatus(req);
3847 }
3848
3849 NTSTATUS cli_setatr(struct cli_state *cli,
3850 const char *fname,
3851 uint16_t attr,
3852 time_t mtime)
3853 {
3854 TALLOC_CTX *frame = NULL;
3855 struct tevent_context *ev = NULL;
3856 struct tevent_req *req = NULL;
3857 NTSTATUS status = NT_STATUS_OK;
3858
3859 if (smbXcli_conn_protocol(cli->conn) >= PROTOCOL_SMB2_02) {
3860 return cli_smb2_setatr(cli,
3861 fname,
3862 attr,
3863 mtime);
3864 }
3865
3866 frame = talloc_stackframe();
3867
3868 if (smbXcli_conn_has_async_calls(cli->conn)) {
3869 /*
3870 * Can't use sync call while an async call is in flight
3871 */
3872 status = NT_STATUS_INVALID_PARAMETER;
3873 goto fail;
3874 }
3875
3876 ev = samba_tevent_context_init(frame);
3877 if (ev == NULL) {
3878 status = NT_STATUS_NO_MEMORY;
3879 goto fail;
3880 }
3881
3882 req = cli_setatr_send(frame, ev, cli, fname, attr, mtime);
3883 if (req == NULL) {
3884 status = NT_STATUS_NO_MEMORY;
3885 goto fail;
3886 }
3887
3888 if (!tevent_req_poll(req, ev)) {
3889 status = map_nt_error_from_unix(errno);
3890 goto fail;
3891 }
3892
3893 status = cli_setatr_recv(req);
3894
3895 fail:
3896 TALLOC_FREE(frame);
3897 return status;
3898 }
3899
3900 /****************************************************************************
3901 Check for existance of a dir.
3902 ****************************************************************************/
3903
3904 static void cli_chkpath_done(struct tevent_req *subreq);
3905
3906 struct cli_chkpath_state {
3907 int dummy;
3908 };
3909
3910 struct tevent_req *cli_chkpath_send(TALLOC_CTX *mem_ctx,
3911 struct tevent_context *ev,
3912 struct cli_state *cli,
3913 const char *fname)
3914 {
3915 struct tevent_req *req = NULL, *subreq = NULL;
3916 struct cli_chkpath_state *state = NULL;
3917 uint8_t additional_flags = 0;
3918 uint8_t *bytes = NULL;
3919
3920 req = tevent_req_create(mem_ctx, &state, struct cli_chkpath_state);
3921 if (req == NULL) {
3922 return NULL;
3923 }
3924
3925 bytes = talloc_array(state, uint8_t, 1);
3926 if (tevent_req_nomem(bytes, req)) {
3927 return tevent_req_post(req, ev);
3928 }
3929 bytes[0] = 4;
3930 bytes = smb_bytes_push_str(bytes, smbXcli_conn_use_unicode(cli->conn), fname,
3931 strlen(fname)+1, NULL);
3932
3933 if (tevent_req_nomem(bytes, req)) {
3934 return tevent_req_post(req, ev);
3935 }
3936
3937 subreq = cli_smb_send(state, ev, cli, SMBcheckpath, additional_flags,
3938 0, NULL, talloc_get_size(bytes), bytes);
3939 if (tevent_req_nomem(subreq, req)) {
3940 return tevent_req_post(req, ev);
3941 }
3942 tevent_req_set_callback(subreq, cli_chkpath_done, req);
3943 return req;
3944 }
3945
3946 static void cli_chkpath_done(struct tevent_req *subreq)
3947 {
3948 struct tevent_req *req = tevent_req_callback_data(
3949 subreq, struct tevent_req);
3950 NTSTATUS status;
3951
3952 status = cli_smb_recv(subreq, NULL, NULL, 0, NULL, NULL, NULL, NULL);
3953 TALLOC_FREE(subreq);
3954 if (tevent_req_nterror(req, status)) {
3955 return;
3956 }
3957 tevent_req_done(req);
3958 }
3959
3960 NTSTATUS cli_chkpath_recv(struct tevent_req *req)
3961 {
3962 return tevent_req_simple_recv_ntstatus(req);
3963 }
3964
3965 NTSTATUS cli_chkpath(struct cli_state *cli, const char *path)
3966 {
3967 TALLOC_CTX *frame = talloc_stackframe();
3968 struct tevent_context *ev = NULL;
3969 struct tevent_req *req = NULL;
3970 char *path2 = NULL;
3971 NTSTATUS status = NT_STATUS_OK;
3972
3973 if (smbXcli_conn_has_async_calls(cli->conn)) {
3974 /*
3975 * Can't use sync call while an async call is in flight
3976 */
3977 status = NT_STATUS_INVALID_PARAMETER;
3978 goto fail;
3979 }
3980
3981 path2 = talloc_strdup(frame, path);
3982 if (!path2) {
3983 status = NT_STATUS_NO_MEMORY;
3984 goto fail;
3985 }
3986 trim_char(path2,'\0','\\');
3987 if (!*path2) {
3988 path2 = talloc_strdup(frame, "\\");
3989 if (!path2) {
3990 status = NT_STATUS_NO_MEMORY;
3991 goto fail;
3992 }
3993 }
3994
3995 ev = samba_tevent_context_init(frame);
3996 if (ev == NULL) {
3997 status = NT_STATUS_NO_MEMORY;
3998 goto fail;
3999 }
4000
4001 req = cli_chkpath_send(frame, ev, cli, path2);
4002 if (req == NULL) {
4003 status = NT_STATUS_NO_MEMORY;
4004 goto fail;
4005 }
4006
4007 if (!tevent_req_poll(req, ev)) {
4008 status = map_nt_error_from_unix(errno);
4009 goto fail;
4010 }
4011
4012 status = cli_chkpath_recv(req);
4013
4014 fail:
4015 TALLOC_FREE(frame);
4016 return status;
4017 }
4018
4019 /****************************************************************************
4020 Query disk space.
4021 ****************************************************************************/
4022
4023 static void cli_dskattr_done(struct tevent_req *subreq);
4024
4025 struct cli_dskattr_state {
4026 int bsize;
4027 int total;
4028 int avail;
4029 };
4030
4031 struct tevent_req *cli_dskattr_send(TALLOC_CTX *mem_ctx,
4032 struct tevent_context *ev,
4033 struct cli_state *cli)
4034 {
4035 struct tevent_req *req = NULL, *subreq = NULL;
4036 struct cli_dskattr_state *state = NULL;
4037 uint8_t additional_flags = 0;
4038
4039 req = tevent_req_create(mem_ctx, &state, struct cli_dskattr_state);
4040 if (req == NULL) {
4041 return NULL;
4042 }
4043
4044 subreq = cli_smb_send(state, ev, cli, SMBdskattr, additional_flags,
4045 0, NULL, 0, NULL);
4046 if (tevent_req_nomem(subreq, req)) {
4047 return tevent_req_post(req, ev);
4048 }
4049 tevent_req_set_callback(subreq, cli_dskattr_done, req);
4050 return req;
4051 }
4052
4053 static void cli_dskattr_done(struct tevent_req *subreq)
4054 {
4055 struct tevent_req *req = tevent_req_callback_data(
4056 subreq, struct tevent_req);
4057 struct cli_dskattr_state *state = tevent_req_data(
4058 req, struct cli_dskattr_state);
4059 uint8_t wct;
4060 uint16_t *vwv = NULL;
4061 NTSTATUS status;
4062
4063 status = cli_smb_recv(subreq, state, NULL, 4, &wct, &vwv, NULL,
4064 NULL);
4065 TALLOC_FREE(subreq);
4066 if (tevent_req_nterror(req, status)) {
4067 return;
4068 }
4069 state->bsize = SVAL(vwv+1, 0)*SVAL(vwv+2,0);
4070 state->total = SVAL(vwv+0, 0);
4071 state->avail = SVAL(vwv+3, 0);
4072 tevent_req_done(req);
4073 }
4074
4075 NTSTATUS cli_dskattr_recv(struct tevent_req *req, int *bsize, int *total, int *avail)
4076 {
4077 struct cli_dskattr_state *state = tevent_req_data(
4078 req, struct cli_dskattr_state);
4079 NTSTATUS status;
4080
4081 if (tevent_req_is_nterror(req, &status)) {
4082 return status;
4083 }
4084 *bsize = state->bsize;
4085 *total = state->total;
4086 *avail = state->avail;
4087 return NT_STATUS_OK;
4088 }
4089
4090 NTSTATUS cli_dskattr(struct cli_state *cli, int *bsize, int *total, int *avail)
4091 {
4092 TALLOC_CTX *frame = NULL;
4093 struct tevent_context *ev = NULL;
4094 struct tevent_req *req = NULL;
4095 NTSTATUS status = NT_STATUS_OK;
4096
4097 frame = talloc_stackframe();
4098
4099 if (smbXcli_conn_has_async_calls(cli->conn)) {
4100 /*
4101 * Can't use sync call while an async call is in flight
4102 */
4103 status = NT_STATUS_INVALID_PARAMETER;
4104 goto fail;
4105 }
4106
4107 ev = samba_tevent_context_init(frame);
4108 if (ev == NULL) {
4109 status = NT_STATUS_NO_MEMORY;
4110 goto fail;
4111 }
4112
4113 req = cli_dskattr_send(frame, ev, cli);
4114 if (req == NULL) {
4115 status = NT_STATUS_NO_MEMORY;
4116 goto fail;
4117 }
4118
4119 if (!tevent_req_poll(req, ev)) {
4120 status = map_nt_error_from_unix(errno);
4121 goto fail;
4122 }
4123
4124 status = cli_dskattr_recv(req, bsize, total, avail);
4125
4126 fail:
4127 TALLOC_FREE(frame);
4128 return status;
4129 }
4130
4131 NTSTATUS cli_disk_size(struct cli_state *cli, uint64_t *bsize, uint64_t *total, uint64_t *avail)
4132 {
4133 uint64_t sectors_per_block;
4134 uint64_t bytes_per_sector;
4135 int old_bsize, old_total, old_avail;
4136 NTSTATUS status;
4137
4138 if (smbXcli_conn_protocol(cli->conn) >= PROTOCOL_SMB2_02) {
4139 return cli_smb2_dskattr(cli, bsize, total, avail);
4140 }
4141
4142 /*
4143 * Try the trans2 disk full size info call first.
4144 * We already use this in SMBC_fstatvfs_ctx().
4145 * Ignore 'actual_available_units' as we only
4146 * care about the quota for the caller.
4147 */
4148
4149 status = cli_get_fs_full_size_info(cli,
4150 total,
4151 avail,
4152 NULL,
4153 &sectors_per_block,
4154 &bytes_per_sector);
4155
4156 /* Try and cope will all varients of "we don't do this call"
4157 and fall back to cli_dskattr. */
4158
4159 if (NT_STATUS_EQUAL(status,NT_STATUS_NOT_IMPLEMENTED) ||
4160 NT_STATUS_EQUAL(status,NT_STATUS_NOT_SUPPORTED) ||
4161 NT_STATUS_EQUAL(status,NT_STATUS_INVALID_INFO_CLASS) ||
4162 NT_STATUS_EQUAL(status,NT_STATUS_PROCEDURE_NOT_FOUND) ||
4163 NT_STATUS_EQUAL(status,NT_STATUS_INVALID_LEVEL) ||
4164 NT_STATUS_EQUAL(status,NT_STATUS_INVALID_PARAMETER) ||
4165 NT_STATUS_EQUAL(status,NT_STATUS_INVALID_DEVICE_REQUEST) ||
4166 NT_STATUS_EQUAL(status,NT_STATUS_INVALID_DEVICE_STATE) ||
4167 NT_STATUS_EQUAL(status,NT_STATUS_CTL_FILE_NOT_SUPPORTED) ||
4168 NT_STATUS_EQUAL(status,NT_STATUS_UNSUCCESSFUL)) {
4169 goto try_dskattr;
4170 }
4171
4172 if (!NT_STATUS_IS_OK(status)) {
4173 return status;
4174 }
4175
4176 if (bsize) {
4177 *bsize = sectors_per_block *
4178 bytes_per_sector;
4179 }
4180
4181 return NT_STATUS_OK;
4182
4183 try_dskattr:
4184
4185 /* Old SMB1 core protocol fallback. */
4186 status = cli_dskattr(cli, &old_bsize, &old_total, &old_avail);
4187 if (!NT_STATUS_IS_OK(status)) {
4188 return status;
4189 }
4190 if (bsize) {
4191 *bsize = (uint64_t)old_bsize;
4192 }
4193 if (total) {
4194 *total = (uint64_t)old_total;
4195 }
4196 if (avail) {
4197 *avail = (uint64_t)old_avail;
4198 }
4199 return NT_STATUS_OK;
4200 }
4201
4202 /****************************************************************************
4203 Create and open a temporary file.
4204 ****************************************************************************/
4205
4206 static void cli_ctemp_done(struct tevent_req *subreq);
4207
4208 struct ctemp_state {
4209 uint16_t vwv[3];
4210 char *ret_path;
4211 uint16_t fnum;
4212 };
4213
4214 struct tevent_req *cli_ctemp_send(TALLOC_CTX *mem_ctx,
4215 struct tevent_context *ev,
4216 struct cli_state *cli,
4217 const char *path)
4218 {
4219 struct tevent_req *req = NULL, *subreq = NULL;
4220 struct ctemp_state *state = NULL;
4221 uint8_t additional_flags = 0;
4222 uint8_t *bytes = NULL;
4223
4224 req = tevent_req_create(mem_ctx, &state, struct ctemp_state);
4225 if (req == NULL) {
4226 return NULL;
4227 }
4228
4229 SSVAL(state->vwv,0,0);
4230 SIVALS(state->vwv+1,0,-1);
4231
4232 bytes = talloc_array(state, uint8_t, 1);
4233 if (tevent_req_nomem(bytes, req)) {
4234 return tevent_req_post(req, ev);
4235 }
4236 bytes[0] = 4;
4237 bytes = smb_bytes_push_str(bytes, smbXcli_conn_use_unicode(cli->conn), path,
4238 strlen(path)+1, NULL);
4239 if (tevent_req_nomem(bytes, req)) {
4240 return tevent_req_post(req, ev);
4241 }
4242
4243 subreq = cli_smb_send(state, ev, cli, SMBctemp, additional_flags,
4244 3, state->vwv, talloc_get_size(bytes), bytes);
4245 if (tevent_req_nomem(subreq, req)) {
4246 return tevent_req_post(req, ev);
4247 }
4248 tevent_req_set_callback(subreq, cli_ctemp_done, req);
4249 return req;
4250 }
4251
4252 static void cli_ctemp_done(struct tevent_req *subreq)
4253 {
4254 struct tevent_req *req = tevent_req_callback_data(
4255 subreq, struct tevent_req);
4256 struct ctemp_state *state = tevent_req_data(
4257 req, struct ctemp_state);
4258 NTSTATUS status;
4259 uint8_t wcnt;
4260 uint16_t *vwv;
4261 uint32_t num_bytes = 0;
4262 uint8_t *bytes = NULL;
4263
4264 status = cli_smb_recv(subreq, state, NULL, 1, &wcnt, &vwv,
4265 &num_bytes, &bytes);
4266 TALLOC_FREE(subreq);
4267 if (tevent_req_nterror(req, status)) {
4268 return;
4269 }
4270
4271 state->fnum = SVAL(vwv+0, 0);
4272
4273 /* From W2K3, the result is just the ASCII name */
4274 if (num_bytes < 2) {
4275 tevent_req_nterror(req, NT_STATUS_DATA_ERROR);
4276 return;
4277 }
4278
4279 if (pull_string_talloc(state,
4280 NULL,
4281 0,
4282 &state->ret_path,
4283 bytes,
4284 num_bytes,
4285 STR_ASCII) == 0) {
4286 tevent_req_nterror(req, NT_STATUS_NO_MEMORY);
4287 return;
4288 }
4289 tevent_req_done(req);
4290 }
4291
4292 NTSTATUS cli_ctemp_recv(struct tevent_req *req,
4293 TALLOC_CTX *ctx,
4294 uint16_t *pfnum,
4295 char **outfile)
4296 {
4297 struct ctemp_state *state = tevent_req_data(req,
4298 struct ctemp_state);
4299 NTSTATUS status;
4300
4301 if (tevent_req_is_nterror(req, &status)) {
4302 return status;
4303 }
4304 *pfnum = state->fnum;
4305 *outfile = talloc_strdup(ctx, state->ret_path);
4306 if (!*outfile) {
4307 return NT_STATUS_NO_MEMORY;
4308 }
4309 return NT_STATUS_OK;
4310 }
4311
4312 NTSTATUS cli_ctemp(struct cli_state *cli,
4313 TALLOC_CTX *ctx,
4314 const char *path,
4315 uint16_t *pfnum,
4316 char **out_path)
4317 {
4318 TALLOC_CTX *frame = talloc_stackframe();
4319 struct tevent_context *ev;
4320 struct tevent_req *req;
4321 NTSTATUS status = NT_STATUS_OK;
4322
4323 if (smbXcli_conn_has_async_calls(cli->conn)) {
4324 /*
4325 * Can't use sync call while an async call is in flight
4326 */
4327 status = NT_STATUS_INVALID_PARAMETER;
4328 goto fail;
4329 }
4330
4331 ev = samba_tevent_context_init(frame);
4332 if (ev == NULL) {
4333 status = NT_STATUS_NO_MEMORY;
4334 goto fail;
4335 }
4336
4337 req = cli_ctemp_send(frame, ev, cli, path);
4338 if (req == NULL) {
4339 status = NT_STATUS_NO_MEMORY;
4340 goto fail;
4341 }
4342
4343 if (!tevent_req_poll(req, ev)) {
4344 status = map_nt_error_from_unix(errno);
4345 goto fail;
4346 }
4347
4348 status = cli_ctemp_recv(req, ctx, pfnum, out_path);
4349
4350 fail:
4351 TALLOC_FREE(frame);
4352 return status;
4353 }
4354
4355 /*
4356 send a raw ioctl - used by the torture code
4357 */
4358 NTSTATUS cli_raw_ioctl(struct cli_state *cli, uint16_t fnum, uint32_t code, DATA_BLOB *blob)
4359 {
4360 uint16_t vwv[3];
4361 NTSTATUS status;
4362
4363 SSVAL(vwv+0, 0, fnum);
4364 SSVAL(vwv+1, 0, code>>16);
4365 SSVAL(vwv+2, 0, (code&0xFFFF));
4366
4367 status = cli_smb(talloc_tos(), cli, SMBioctl, 0, 3, vwv, 0, NULL,
4368 NULL, 0, NULL, NULL, NULL, NULL);
4369 if (!NT_STATUS_IS_OK(status)) {
4370 return status;
4371 }
4372 *blob = data_blob_null;
4373 return NT_STATUS_OK;
4374 }
4375
4376 /*********************************************************
4377 Set an extended attribute utility fn.
4378 *********************************************************/
4379
4380 static NTSTATUS cli_set_ea(struct cli_state *cli, uint16_t setup_val,
4381 uint8_t *param, unsigned int param_len,
4382 const char *ea_name,
4383 const char *ea_val, size_t ea_len)
4384 {
4385 uint16_t setup[1];
4386 unsigned int data_len = 0;
4387 uint8_t *data = NULL;
4388 char *p;
4389 size_t ea_namelen = strlen(ea_name);
4390 NTSTATUS status;
4391
4392 SSVAL(setup, 0, setup_val);
4393
4394 if (ea_namelen == 0 && ea_len == 0) {
4395 data_len = 4;
4396 data = talloc_array(talloc_tos(),
4397 uint8_t,
4398 data_len);
4399 if (!data) {
4400 return NT_STATUS_NO_MEMORY;
4401 }
4402 p = (char *)data;
4403 SIVAL(p,0,data_len);
4404 } else {
4405 data_len = 4 + 4 + ea_namelen + 1 + ea_len;
4406 data = talloc_array(talloc_tos(),
4407 uint8_t,
4408 data_len);
4409 if (!data) {
4410 return NT_STATUS_NO_MEMORY;
4411 }
4412 p = (char *)data;
4413 SIVAL(p,0,data_len);
4414 p += 4;
4415 SCVAL(p, 0, 0); /* EA flags. */
4416 SCVAL(p, 1, ea_namelen);
4417 SSVAL(p, 2, ea_len);
4418 memcpy(p+4, ea_name, ea_namelen+1); /* Copy in the name. */
4419 memcpy(p+4+ea_namelen+1, ea_val, ea_len);
4420 }
4421
4422 status = cli_trans(talloc_tos(), cli, SMBtrans2, NULL, -1, 0, 0,
4423 setup, 1, 0,
4424 param, param_len, 2,
4425 data, data_len, CLI_BUFFER_SIZE,
4426 NULL,
4427 NULL, 0, NULL, /* rsetup */
4428 NULL, 0, NULL, /* rparam */
4429 NULL, 0, NULL); /* rdata */
4430 talloc_free(data);
4431 return status;
4432 }
4433
4434 /*********************************************************
4435 Set an extended attribute on a pathname.
4436 *********************************************************/
4437
4438 NTSTATUS cli_set_ea_path(struct cli_state *cli, const char *path,
4439 const char *ea_name, const char *ea_val,
4440 size_t ea_len)
4441 {
4442 unsigned int param_len = 0;
4443 uint8_t *param;
4444 NTSTATUS status;
4445 TALLOC_CTX *frame = NULL;
4446
4447 if (smbXcli_conn_protocol(cli->conn) >= PROTOCOL_SMB2_02) {
4448 return cli_smb2_set_ea_path(cli,
4449 path,
4450 ea_name,
4451 ea_val,
4452 ea_len);
4453 }
4454
4455 frame = talloc_stackframe();
4456
4457 param = talloc_array(frame, uint8_t, 6);
4458 if (!param) {
4459 status = NT_STATUS_NO_MEMORY;
4460 goto fail;
4461 }
4462 SSVAL(param,0,SMB_INFO_SET_EA);
4463 SSVAL(param,2,0);
4464 SSVAL(param,4,0);
4465
4466 param = trans2_bytes_push_str(param, smbXcli_conn_use_unicode(cli->conn),
4467 path, strlen(path)+1,
4468 NULL);
4469 param_len = talloc_get_size(param);
4470
4471 status = cli_set_ea(cli, TRANSACT2_SETPATHINFO, param, param_len,
4472 ea_name, ea_val, ea_len);
4473
4474 fail:
4475
4476 TALLOC_FREE(frame);
4477 return status;
4478 }
4479
4480 /*********************************************************
4481 Set an extended attribute on an fnum.
4482 *********************************************************/
4483
4484 NTSTATUS cli_set_ea_fnum(struct cli_state *cli, uint16_t fnum,
4485 const char *ea_name, const char *ea_val,
4486 size_t ea_len)
4487 {
4488 uint8_t param[6];
4489
4490 if (smbXcli_conn_protocol(cli->conn) >= PROTOCOL_SMB2_02) {
4491 return cli_smb2_set_ea_fnum(cli,
4492 fnum,
4493 ea_name,
4494 ea_val,
4495 ea_len);
4496 }
4497
4498 memset(param, 0, 6);
4499 SSVAL(param,0,fnum);
4500 SSVAL(param,2,SMB_INFO_SET_EA);
4501
4502 return cli_set_ea(cli, TRANSACT2_SETFILEINFO, param, 6,
4503 ea_name, ea_val, ea_len);
4504 }
4505
4506 /*********************************************************
4507 Get an extended attribute list utility fn.
4508 *********************************************************/
4509
4510 static bool parse_ea_blob(TALLOC_CTX *ctx, const uint8_t *rdata,
4511 size_t rdata_len,
4512 size_t *pnum_eas, struct ea_struct **pea_list)
4513 {
4514 struct ea_struct *ea_list = NULL;
4515 size_t num_eas;
4516 size_t ea_size;
4517 const uint8_t *p;
4518
4519 if (rdata_len < 4) {
4520 return false;
4521 }
4522
4523 ea_size = (size_t)IVAL(rdata,0);
4524 if (ea_size > rdata_len) {
4525 return false;
4526 }
4527
4528 if (ea_size == 0) {
4529 /* No EA's present. */
4530 *pnum_eas = 0;
4531 *pea_list = NULL;
4532 return true;
4533 }
4534
4535 p = rdata + 4;
4536 ea_size -= 4;
4537
4538 /* Validate the EA list and count it. */
4539 for (num_eas = 0; ea_size >= 4; num_eas++) {
4540 unsigned int ea_namelen = CVAL(p,1);
4541 unsigned int ea_valuelen = SVAL(p,2);
4542 if (ea_namelen == 0) {
4543 return false;
4544 }
4545 if (4 + ea_namelen + 1 + ea_valuelen > ea_size) {
4546 return false;
4547 }
4548 ea_size -= 4 + ea_namelen + 1 + ea_valuelen;
4549 p += 4 + ea_namelen + 1 + ea_valuelen;
4550 }
4551
4552 if (num_eas == 0) {
4553 *pnum_eas = 0;
4554 *pea_list = NULL;
4555 return true;
4556 }
4557
4558 *pnum_eas = num_eas;
4559 if (!pea_list) {
4560 /* Caller only wants number of EA's. */
4561 return true;
4562 }
4563
4564 ea_list = talloc_array(ctx, struct ea_struct, num_eas);
4565 if (!ea_list) {
4566 return false;
4567 }
4568
4569 ea_size = (size_t)IVAL(rdata,0);
4570 p = rdata + 4;
4571
4572 for (num_eas = 0; num_eas < *pnum_eas; num_eas++ ) {
4573 struct ea_struct *ea = &ea_list[num_eas];
4574 fstring unix_ea_name;
4575 unsigned int ea_namelen = CVAL(p,1);
4576 unsigned int ea_valuelen = SVAL(p,2);
4577
4578 ea->flags = CVAL(p,0);
4579 unix_ea_name[0] = '\0';
4580 pull_ascii(unix_ea_name, p + 4, sizeof(unix_ea_name), rdata_len - PTR_DIFF(p+4, rdata), STR_TERMINATE);
4581 ea->name = talloc_strdup(ea_list, unix_ea_name);
4582 if (!ea->name) {
4583 goto fail;
4584 }
4585 /* Ensure the value is null terminated (in case it's a string). */
4586 ea->value = data_blob_talloc(ea_list, NULL, ea_valuelen + 1);
4587 if (!ea->value.data) {
4588 goto fail;
4589 }
4590 if (ea_valuelen) {
4591 memcpy(ea->value.data, p+4+ea_namelen+1, ea_valuelen);
4592 }
4593 ea->value.data[ea_valuelen] = 0;
4594 ea->value.length--;
4595 p += 4 + ea_namelen + 1 + ea_valuelen;
4596 }
4597
4598 *pea_list = ea_list;
4599 return true;
4600
4601 fail:
4602 TALLOC_FREE(ea_list);
4603 return false;
4604 }
4605
4606 /*********************************************************
4607 Get an extended attribute list from a pathname.
4608 *********************************************************/
4609
4610 struct cli_get_ea_list_path_state {
4611 uint32_t num_data;
4612 uint8_t *data;
4613 };
4614
4615 static void cli_get_ea_list_path_done(struct tevent_req *subreq);
4616
4617 struct tevent_req *cli_get_ea_list_path_send(TALLOC_CTX *mem_ctx,
4618 struct tevent_context *ev,
4619 struct cli_state *cli,
4620 const char *fname)
4621 {
4622 struct tevent_req *req, *subreq;
4623 struct cli_get_ea_list_path_state *state;
4624
4625 req = tevent_req_create(mem_ctx, &state,
4626 struct cli_get_ea_list_path_state);
4627 if (req == NULL) {
4628 return NULL;
4629 }
4630 subreq = cli_qpathinfo_send(state, ev, cli, fname,
4631 SMB_INFO_QUERY_ALL_EAS, 4,
4632 CLI_BUFFER_SIZE);
4633 if (tevent_req_nomem(subreq, req)) {
4634 return tevent_req_post(req, ev);
4635 }
4636 tevent_req_set_callback(subreq, cli_get_ea_list_path_done, req);
4637 return req;
4638 }
4639
4640 static void cli_get_ea_list_path_done(struct tevent_req *subreq)
4641 {
4642 struct tevent_req *req = tevent_req_callback_data(
4643 subreq, struct tevent_req);
4644 struct cli_get_ea_list_path_state *state = tevent_req_data(
4645 req, struct cli_get_ea_list_path_state);
4646 NTSTATUS status;
4647
4648 status = cli_qpathinfo_recv(subreq, state, &state->data,
4649 &state->num_data);
4650 TALLOC_FREE(subreq);
4651 if (tevent_req_nterror(req, status)) {
4652 return;
4653 }
4654 tevent_req_done(req);
4655 }
4656
4657 NTSTATUS cli_get_ea_list_path_recv(struct tevent_req *req, TALLOC_CTX *mem_ctx,
4658 size_t *pnum_eas, struct ea_struct **peas)
4659 {
4660 struct cli_get_ea_list_path_state *state = tevent_req_data(
4661 req, struct cli_get_ea_list_path_state);
4662 NTSTATUS status;
4663
4664 if (tevent_req_is_nterror(req, &status)) {
4665 return status;
4666 }
4667 if (!parse_ea_blob(mem_ctx, state->data, state->num_data,
4668 pnum_eas, peas)) {
4669 return NT_STATUS_INVALID_NETWORK_RESPONSE;
4670 }
4671 return NT_STATUS_OK;
4672 }
4673
4674 NTSTATUS cli_get_ea_list_path(struct cli_state *cli, const char *path,
4675 TALLOC_CTX *ctx,
4676 size_t *pnum_eas,
4677 struct ea_struct **pea_list)
4678 {
4679 TALLOC_CTX *frame = NULL;
4680 struct tevent_context *ev = NULL;
4681 struct tevent_req *req = NULL;
4682 NTSTATUS status = NT_STATUS_NO_MEMORY;
4683
4684 if (smbXcli_conn_protocol(cli->conn) >= PROTOCOL_SMB2_02) {
4685 return cli_smb2_get_ea_list_path(cli,
4686 path,
4687 ctx,
4688 pnum_eas,
4689 pea_list);
4690 }
4691
4692 frame = talloc_stackframe();
4693
4694 if (smbXcli_conn_has_async_calls(cli->conn)) {
4695 /*
4696 * Can't use sync call while an async call is in flight
4697 */
4698 status = NT_STATUS_INVALID_PARAMETER;
4699 goto fail;
4700 }
4701 ev = samba_tevent_context_init(frame);
4702 if (ev == NULL) {
4703 goto fail;
4704 }
4705 req = cli_get_ea_list_path_send(frame, ev, cli, path);
4706 if (req == NULL) {
4707 goto fail;
4708 }
4709 if (!tevent_req_poll_ntstatus(req, ev, &status)) {
4710 goto fail;
4711 }
4712 status = cli_get_ea_list_path_recv(req, ctx, pnum_eas, pea_list);
4713 fail:
4714 TALLOC_FREE(frame);
4715 return status;
4716 }
4717
4718 /****************************************************************************
4719 Convert open "flags" arg to uint32_t on wire.
4720 ****************************************************************************/
4721
4722 static uint32_t open_flags_to_wire(int flags)
4723 {
4724 int open_mode = flags & O_ACCMODE;
4725 uint32_t ret = 0;
4726
4727 switch (open_mode) {
4728 case O_WRONLY:
4729 ret |= SMB_O_WRONLY;
4730 break;
4731 case O_RDWR:
4732 ret |= SMB_O_RDWR;
4733 break;
4734 default:
4735 case O_RDONLY:
4736 ret |= SMB_O_RDONLY;
4737 break;
4738 }
4739
4740 if (flags & O_CREAT) {
4741 ret |= SMB_O_CREAT;
4742 }
4743 if (flags & O_EXCL) {
4744 ret |= SMB_O_EXCL;
4745 }
4746 if (flags & O_TRUNC) {
4747 ret |= SMB_O_TRUNC;
4748 }
4749 #if defined(O_SYNC)
4750 if (flags & O_SYNC) {
4751 ret |= SMB_O_SYNC;
4752 }
4753 #endif /* O_SYNC */
4754 if (flags & O_APPEND) {
4755 ret |= SMB_O_APPEND;
4756 }
4757 #if defined(O_DIRECT)
4758 if (flags & O_DIRECT) {
4759 ret |= SMB_O_DIRECT;
4760 }
4761 #endif
4762 #if defined(O_DIRECTORY)
4763 if (flags & O_DIRECTORY) {
4764 ret |= SMB_O_DIRECTORY;
4765 }
4766 #endif
4767 return ret;
4768 }
4769
4770 /****************************************************************************
4771 Open a file - POSIX semantics. Returns fnum. Doesn't request oplock.
4772 ****************************************************************************/
4773
4774 struct posix_open_state {
4775 uint16_t setup;
4776 uint8_t *param;
4777 uint8_t data[18];
4778 uint16_t fnum; /* Out */
4779 };
4780
4781 static void cli_posix_open_internal_done(struct tevent_req *subreq)
4782 {
4783 struct tevent_req *req = tevent_req_callback_data(
4784 subreq, struct tevent_req);
4785 struct posix_open_state *state = tevent_req_data(req, struct posix_open_state);
4786 NTSTATUS status;
4787 uint8_t *data;
4788 uint32_t num_data;
4789
4790 status = cli_trans_recv(subreq, state, NULL, NULL, 0, NULL,
4791 NULL, 0, NULL, &data, 12, &num_data);
4792 TALLOC_FREE(subreq);
4793 if (tevent_req_nterror(req, status)) {
4794 return;
4795 }
4796 state->fnum = SVAL(data,2);
4797 tevent_req_done(req);
4798 }
4799
4800 static struct tevent_req *cli_posix_open_internal_send(TALLOC_CTX *mem_ctx,
4801 struct tevent_context *ev,
4802 struct cli_state *cli,
4803 const char *fname,
4804 int flags,
4805 mode_t mode,
4806 bool is_dir)
4807 {
4808 struct tevent_req *req = NULL, *subreq = NULL;
4809 struct posix_open_state *state = NULL;
4810 uint32_t wire_flags = open_flags_to_wire(flags);
4811
4812 req = tevent_req_create(mem_ctx, &state, struct posix_open_state);
4813 if (req == NULL) {
4814 return NULL;
4815 }
4816
4817 /* Setup setup word. */
4818 SSVAL(&state->setup, 0, TRANSACT2_SETPATHINFO);
4819
4820 /* Setup param array. */
4821 state->param = talloc_array(state, uint8_t, 6);
4822 if (tevent_req_nomem(state->param, req)) {
4823 return tevent_req_post(req, ev);
4824 }
4825 memset(state->param, '\0', 6);
4826 SSVAL(state->param, 0, SMB_POSIX_PATH_OPEN);
4827
4828 state->param = trans2_bytes_push_str(state->param, smbXcli_conn_use_unicode(cli->conn), fname,
4829 strlen(fname)+1, NULL);
4830
4831 if (tevent_req_nomem(state->param, req)) {
4832 return tevent_req_post(req, ev);
4833 }
4834
4835 /* Setup data words. */
4836 if (is_dir) {
4837 wire_flags |= SMB_O_DIRECTORY;
4838 }
4839
4840 SIVAL(state->data,0,0); /* No oplock. */
4841 SIVAL(state->data,4,wire_flags);
4842 SIVAL(state->data,8,unix_perms_to_wire(mode));
4843 SIVAL(state->data,12,0); /* Top bits of perms currently undefined. */
4844 SSVAL(state->data,16,SMB_NO_INFO_LEVEL_RETURNED); /* No info level returned. */
4845
4846 subreq = cli_trans_send(state, /* mem ctx. */
4847 ev, /* event ctx. */
4848 cli, /* cli_state. */
4849 SMBtrans2, /* cmd. */
4850 NULL, /* pipe name. */
4851 -1, /* fid. */
4852 0, /* function. */
4853 0, /* flags. */
4854 &state->setup, /* setup. */
4855 1, /* num setup uint16_t words. */
4856 0, /* max returned setup. */
4857 state->param, /* param. */
4858 talloc_get_size(state->param),/* num param. */
4859 2, /* max returned param. */
4860 state->data, /* data. */
4861 18, /* num data. */
4862 12); /* max returned data. */
4863
4864 if (tevent_req_nomem(subreq, req)) {
4865 return tevent_req_post(req, ev);
4866 }
4867 tevent_req_set_callback(subreq, cli_posix_open_internal_done, req);
4868 return req;
4869 }
4870
4871 struct tevent_req *cli_posix_open_send(TALLOC_CTX *mem_ctx,
4872 struct tevent_context *ev,
4873 struct cli_state *cli,
4874 const char *fname,
4875 int flags,
4876 mode_t mode)
4877 {
4878 return cli_posix_open_internal_send(mem_ctx, ev,
4879 cli, fname, flags, mode, false);
4880 }
4881
4882 NTSTATUS cli_posix_open_recv(struct tevent_req *req, uint16_t *pfnum)
4883 {
4884 struct posix_open_state *state = tevent_req_data(req, struct posix_open_state);
4885 NTSTATUS status;
4886
4887 if (tevent_req_is_nterror(req, &status)) {
4888 return status;
4889 }
4890 *pfnum = state->fnum;
4891 return NT_STATUS_OK;
4892 }
4893
4894 /****************************************************************************
4895 Open - POSIX semantics. Doesn't request oplock.
4896 ****************************************************************************/
4897
4898 NTSTATUS cli_posix_open(struct cli_state *cli, const char *fname,
4899 int flags, mode_t mode, uint16_t *pfnum)
4900 {
4901
4902 TALLOC_CTX *frame = talloc_stackframe();
4903 struct tevent_context *ev = NULL;
4904 struct tevent_req *req = NULL;
4905 NTSTATUS status = NT_STATUS_OK;
4906
4907 if (smbXcli_conn_has_async_calls(cli->conn)) {
4908 /*
4909 * Can't use sync call while an async call is in flight
4910 */
4911 status = NT_STATUS_INVALID_PARAMETER;
4912 goto fail;
4913 }
4914
4915 ev = samba_tevent_context_init(frame);
4916 if (ev == NULL) {
4917 status = NT_STATUS_NO_MEMORY;
4918 goto fail;
4919 }
4920
4921 req = cli_posix_open_send(frame,
4922 ev,
4923 cli,
4924 fname,
4925 flags,
4926 mode);
4927 if (req == NULL) {
4928 status = NT_STATUS_NO_MEMORY;
4929 goto fail;
4930 }
4931
4932 if (!tevent_req_poll(req, ev)) {
4933 status = map_nt_error_from_unix(errno);
4934 goto fail;
4935 }
4936
4937 status = cli_posix_open_recv(req, pfnum);
4938
4939 fail:
4940 TALLOC_FREE(frame);
4941 return status;
4942 }
4943
4944 struct tevent_req *cli_posix_mkdir_send(TALLOC_CTX *mem_ctx,
4945 struct tevent_context *ev,
4946 struct cli_state *cli,
4947 const char *fname,
4948 mode_t mode)
4949 {
4950 return cli_posix_open_internal_send(mem_ctx, ev,
4951 cli, fname, O_CREAT, mode, true);
4952 }
4953
4954 NTSTATUS cli_posix_mkdir_recv(struct tevent_req *req)
4955 {
4956 return tevent_req_simple_recv_ntstatus(req);
4957 }
4958
4959 NTSTATUS cli_posix_mkdir(struct cli_state *cli, const char *fname, mode_t mode)
4960 {
4961 TALLOC_CTX *frame = talloc_stackframe();
4962 struct tevent_context *ev = NULL;
4963 struct tevent_req *req = NULL;
4964 NTSTATUS status = NT_STATUS_OK;
4965
4966 if (smbXcli_conn_has_async_calls(cli->conn)) {
4967 /*
4968 * Can't use sync call while an async call is in flight
4969 */
4970 status = NT_STATUS_INVALID_PARAMETER;
4971 goto fail;
4972 }
4973
4974 ev = samba_tevent_context_init(frame);
4975 if (ev == NULL) {
4976 status = NT_STATUS_NO_MEMORY;
4977 goto fail;
4978 }
4979
4980 req = cli_posix_mkdir_send(frame,
4981 ev,
4982 cli,
4983 fname,
4984 mode);
4985 if (req == NULL) {
4986 status = NT_STATUS_NO_MEMORY;
4987 goto fail;
4988 }
4989
4990 if (!tevent_req_poll(req, ev)) {
4991 status = map_nt_error_from_unix(errno);
4992 goto fail;
4993 }
4994
4995 status = cli_posix_mkdir_recv(req);
4996
4997 fail:
4998 TALLOC_FREE(frame);
4999 return status;
5000 }
5001
5002 /****************************************************************************
5003 unlink or rmdir - POSIX semantics.
5004 ****************************************************************************/
5005
5006 struct cli_posix_unlink_internal_state {
5007 uint8_t data[2];
5008 };
5009
5010 static void cli_posix_unlink_internal_done(struct tevent_req *subreq);
5011
5012 static struct tevent_req *cli_posix_unlink_internal_send(TALLOC_CTX *mem_ctx,
5013 struct tevent_context *ev,
5014 struct cli_state *cli,
5015 const char *fname,
5016 uint16_t level)
5017 {
5018 struct tevent_req *req = NULL, *subreq = NULL;
5019 struct cli_posix_unlink_internal_state *state = NULL;
5020
5021 req = tevent_req_create(mem_ctx, &state,
5022 struct cli_posix_unlink_internal_state);
5023 if (req == NULL) {
5024 return NULL;
5025 }
5026
5027 /* Setup data word. */
5028 SSVAL(state->data, 0, level);
5029
5030 subreq = cli_setpathinfo_send(state, ev, cli,
5031 SMB_POSIX_PATH_UNLINK,
5032 fname,
5033 state->data, sizeof(state->data));
5034 if (tevent_req_nomem(subreq, req)) {
5035 return tevent_req_post(req, ev);
5036 }
5037 tevent_req_set_callback(subreq, cli_posix_unlink_internal_done, req);
5038 return req;
5039 }
5040
5041 static void cli_posix_unlink_internal_done(struct tevent_req *subreq)
5042 {
5043 NTSTATUS status = cli_setpathinfo_recv(subreq);
5044 tevent_req_simple_finish_ntstatus(subreq, status);
5045 }
5046
5047 struct tevent_req *cli_posix_unlink_send(TALLOC_CTX *mem_ctx,
5048 struct tevent_context *ev,
5049 struct cli_state *cli,
5050 const char *fname)
5051 {
5052 return cli_posix_unlink_internal_send(mem_ctx, ev, cli, fname,
5053 SMB_POSIX_UNLINK_FILE_TARGET);
5054 }
5055
5056 NTSTATUS cli_posix_unlink_recv(struct tevent_req *req)
5057 {
5058 return tevent_req_simple_recv_ntstatus(req);
5059 }
5060
5061 /****************************************************************************
5062 unlink - POSIX semantics.
5063 ****************************************************************************/
5064
5065 NTSTATUS cli_posix_unlink(struct cli_state *cli, const char *fname)
5066 {
5067 TALLOC_CTX *frame = talloc_stackframe();
5068 struct tevent_context *ev = NULL;
5069 struct tevent_req *req = NULL;
5070 NTSTATUS status = NT_STATUS_OK;
5071
5072 if (smbXcli_conn_has_async_calls(cli->conn)) {
5073 /*
5074 * Can't use sync call while an async call is in flight
5075 */
5076 status = NT_STATUS_INVALID_PARAMETER;
5077 goto fail;
5078 }
5079
5080 ev = samba_tevent_context_init(frame);
5081 if (ev == NULL) {
5082 status = NT_STATUS_NO_MEMORY;
5083 goto fail;
5084 }
5085
5086 req = cli_posix_unlink_send(frame,
5087 ev,
5088 cli,
5089 fname);
5090 if (req == NULL) {
5091 status = NT_STATUS_NO_MEMORY;
5092 goto fail;
5093 }
5094
5095 if (!tevent_req_poll(req, ev)) {
5096 status = map_nt_error_from_unix(errno);
5097 goto fail;
5098 }
5099
5100 status = cli_posix_unlink_recv(req);
5101
5102 fail:
5103 TALLOC_FREE(frame);
5104 return status;
5105 }
5106
5107 /****************************************************************************
5108 rmdir - POSIX semantics.
5109 ****************************************************************************/
5110
5111 struct tevent_req *cli_posix_rmdir_send(TALLOC_CTX *mem_ctx,
5112 struct tevent_context *ev,
5113 struct cli_state *cli,
5114 const char *fname)
5115 {
5116 return cli_posix_unlink_internal_send(
5117 mem_ctx, ev, cli, fname,
5118 SMB_POSIX_UNLINK_DIRECTORY_TARGET);
5119 }
5120
5121 NTSTATUS cli_posix_rmdir_recv(struct tevent_req *req, TALLOC_CTX *mem_ctx)
5122 {
5123 return tevent_req_simple_recv_ntstatus(req);
5124 }
5125
5126 NTSTATUS cli_posix_rmdir(struct cli_state *cli, const char *fname)
5127 {
5128 TALLOC_CTX *frame = talloc_stackframe();
5129 struct tevent_context *ev = NULL;
5130 struct tevent_req *req = NULL;
5131 NTSTATUS status = NT_STATUS_OK;
5132
5133 if (smbXcli_conn_has_async_calls(cli->conn)) {
5134 /*
5135 * Can't use sync call while an async call is in flight
5136 */
5137 status = NT_STATUS_INVALID_PARAMETER;
5138 goto fail;
5139 }
5140
5141 ev = samba_tevent_context_init(frame);
5142 if (ev == NULL) {
5143 status = NT_STATUS_NO_MEMORY;
5144 goto fail;
5145 }
5146
5147 req = cli_posix_rmdir_send(frame,
5148 ev,
5149 cli,
5150 fname);
5151 if (req == NULL) {
5152 status = NT_STATUS_NO_MEMORY;
5153 goto fail;
5154 }
5155
5156 if (!tevent_req_poll(req, ev)) {
5157 status = map_nt_error_from_unix(errno);
5158 goto fail;
5159 }
5160
5161 status = cli_posix_rmdir_recv(req, frame);
5162
5163 fail:
5164 TALLOC_FREE(frame);
5165 return status;
5166 }
5167
5168 /****************************************************************************
5169 filechangenotify
5170 ****************************************************************************/
5171
5172 struct cli_notify_state {
5173 uint8_t setup[8];
5174 uint32_t num_changes;
5175 struct notify_change *changes;
5176 };
5177
5178 static void cli_notify_done(struct tevent_req *subreq);
5179
5180 struct tevent_req *cli_notify_send(TALLOC_CTX *mem_ctx,
5181 struct tevent_context *ev,
5182 struct cli_state *cli, uint16_t fnum,
5183 uint32_t buffer_size,
5184 uint32_t completion_filter, bool recursive)
5185 {
5186 struct tevent_req *req, *subreq;
5187 struct cli_notify_state *state;
5188 unsigned old_timeout;
5189
5190 req = tevent_req_create(mem_ctx, &state, struct cli_notify_state);
5191 if (req == NULL) {
5192 return NULL;
5193 }
5194
5195 SIVAL(state->setup, 0, completion_filter);
5196 SSVAL(state->setup, 4, fnum);
5197 SSVAL(state->setup, 6, recursive);
5198
5199 /*
5200 * Notifies should not time out
5201 */
5202 old_timeout = cli_set_timeout(cli, 0);
5203
5204 subreq = cli_trans_send(
5205 state, /* mem ctx. */
5206 ev, /* event ctx. */
5207 cli, /* cli_state. */
5208 SMBnttrans, /* cmd. */
5209 NULL, /* pipe name. */
5210 -1, /* fid. */
5211 NT_TRANSACT_NOTIFY_CHANGE, /* function. */
5212 0, /* flags. */
5213 (uint16_t *)state->setup, /* setup. */
5214 4, /* num setup uint16_t words. */
5215 0, /* max returned setup. */
5216 NULL, /* param. */
5217 0, /* num param. */
5218 buffer_size, /* max returned param. */
5219 NULL, /* data. */
5220 0, /* num data. */
5221 0); /* max returned data. */
5222
5223 cli_set_timeout(cli, old_timeout);
5224
5225 if (tevent_req_nomem(subreq, req)) {
5226 return tevent_req_post(req, ev);
5227 }
5228 tevent_req_set_callback(subreq, cli_notify_done, req);
5229 return req;
5230 }
5231
5232 static void cli_notify_done(struct tevent_req *subreq)
5233 {
5234 struct tevent_req *req = tevent_req_callback_data(
5235 subreq, struct tevent_req);
5236 struct cli_notify_state *state = tevent_req_data(
5237 req, struct cli_notify_state);
5238 NTSTATUS status;
5239 uint8_t *params;
5240 uint32_t i, ofs, num_params;
5241 uint16_t flags2;
5242
5243 status = cli_trans_recv(subreq, talloc_tos(), &flags2, NULL, 0, NULL,
5244 &params, 0, &num_params, NULL, 0, NULL);
5245 TALLOC_FREE(subreq);
5246 if (tevent_req_nterror(req, status)) {
5247 DEBUG(10, ("cli_trans_recv returned %s\n", nt_errstr(status)));
5248 return;
5249 }
5250
5251 state->num_changes = 0;
5252 ofs = 0;
5253
5254 while (num_params - ofs > 12) {
5255 uint32_t next = IVAL(params, ofs);
5256 state->num_changes += 1;
5257
5258 if ((next == 0) || (ofs+next >= num_params)) {
5259 break;
5260 }
5261 ofs += next;
5262 }
5263
5264 state->changes = talloc_array(state, struct notify_change,
5265 state->num_changes);
5266 if (tevent_req_nomem(state->changes, req)) {
5267 TALLOC_FREE(params);
5268 return;
5269 }
5270
5271 ofs = 0;
5272
5273 for (i=0; i<state->num_changes; i++) {
5274 uint32_t next = IVAL(params, ofs);
5275 uint32_t len = IVAL(params, ofs+8);
5276 ssize_t ret;
5277 char *name;
5278
5279 if (trans_oob(num_params, ofs + 12, len)) {
5280 TALLOC_FREE(params);
5281 tevent_req_nterror(
5282 req, NT_STATUS_INVALID_NETWORK_RESPONSE);
5283 return;
5284 }
5285
5286 state->changes[i].action = IVAL(params, ofs+4);
5287 ret = clistr_pull_talloc(state->changes, (char *)params, flags2,
5288 &name, params+ofs+12, len,
5289 STR_TERMINATE|STR_UNICODE);
5290 if (ret == -1) {
5291 TALLOC_FREE(params);
5292 tevent_req_nterror(req, NT_STATUS_INTERNAL_ERROR);
5293 return;
5294 }
5295 state->changes[i].name = name;
5296 ofs += next;
5297 }
5298
5299 TALLOC_FREE(params);
5300 tevent_req_done(req);
5301 }
5302
5303 NTSTATUS cli_notify_recv(struct tevent_req *req, TALLOC_CTX *mem_ctx,
5304 uint32_t *pnum_changes,
5305 struct notify_change **pchanges)
5306 {
5307 struct cli_notify_state *state = tevent_req_data(
5308 req, struct cli_notify_state);
5309 NTSTATUS status;
5310
5311 if (tevent_req_is_nterror(req, &status)) {
5312 return status;
5313 }
5314
5315 *pnum_changes = state->num_changes;
5316 *pchanges = talloc_move(mem_ctx, &state->changes);
5317 return NT_STATUS_OK;
5318 }
5319
5320 NTSTATUS cli_notify(struct cli_state *cli, uint16_t fnum, uint32_t buffer_size,
5321 uint32_t completion_filter, bool recursive,
5322 TALLOC_CTX *mem_ctx, uint32_t *pnum_changes,
5323 struct notify_change **pchanges)
5324 {
5325 TALLOC_CTX *frame = talloc_stackframe();
5326 struct tevent_context *ev;
5327 struct tevent_req *req;
5328 NTSTATUS status = NT_STATUS_NO_MEMORY;
5329
5330 if (smbXcli_conn_has_async_calls(cli->conn)) {
5331 /*
5332 * Can't use sync call while an async call is in flight
5333 */
5334 status = NT_STATUS_INVALID_PARAMETER;
5335 goto fail;
5336 }
5337 ev = samba_tevent_context_init(frame);
5338 if (ev == NULL) {
5339 goto fail;
5340 }
5341 req = cli_notify_send(ev, ev, cli, fnum, buffer_size,
5342 completion_filter, recursive);
5343 if (req == NULL) {
5344 goto fail;
5345 }
5346 if (!tevent_req_poll_ntstatus(req, ev, &status)) {
5347 goto fail;
5348 }
5349 status = cli_notify_recv(req, mem_ctx, pnum_changes, pchanges);
5350 fail:
5351 TALLOC_FREE(frame);
5352 return status;
5353 }
5354
5355 struct cli_qpathinfo_state {
5356 uint8_t *param;
5357 uint8_t *data;
5358 uint16_t setup[1];
5359 uint32_t min_rdata;
5360 uint8_t *rdata;
5361 uint32_t num_rdata;
5362 };
5363
5364 static void cli_qpathinfo_done(struct tevent_req *subreq);
5365
5366 struct tevent_req *cli_qpathinfo_send(TALLOC_CTX *mem_ctx,
5367 struct tevent_context *ev,
5368 struct cli_state *cli, const char *fname,
5369 uint16_t level, uint32_t min_rdata,
5370 uint32_t max_rdata)
5371 {
5372 struct tevent_req *req, *subreq;
5373 struct cli_qpathinfo_state *state;
5374
5375 req = tevent_req_create(mem_ctx, &state, struct cli_qpathinfo_state);
5376 if (req == NULL) {
5377 return NULL;
5378 }
5379 state->min_rdata = min_rdata;
5380 SSVAL(state->setup, 0, TRANSACT2_QPATHINFO);
5381
5382 state->param = talloc_zero_array(state, uint8_t, 6);
5383 if (tevent_req_nomem(state->param, req)) {
5384 return tevent_req_post(req, ev);
5385 }
5386 SSVAL(state->param, 0, level);
5387 state->param = trans2_bytes_push_str(
5388 state->param, smbXcli_conn_use_unicode(cli->conn), fname, strlen(fname)+1, NULL);
5389 if (tevent_req_nomem(state->param, req)) {
5390 return tevent_req_post(req, ev);
5391 }
5392
5393 subreq = cli_trans_send(
5394 state, /* mem ctx. */
5395 ev, /* event ctx. */
5396 cli, /* cli_state. */
5397 SMBtrans2, /* cmd. */
5398 NULL, /* pipe name. */
5399 -1, /* fid. */
5400 0, /* function. */
5401 0, /* flags. */
5402 state->setup, /* setup. */
5403 1, /* num setup uint16_t words. */
5404 0, /* max returned setup. */
5405 state->param, /* param. */
5406 talloc_get_size(state->param), /* num param. */
5407 2, /* max returned param. */
5408 NULL, /* data. */
5409 0, /* num data. */
5410 max_rdata); /* max returned data. */
5411
5412 if (tevent_req_nomem(subreq, req)) {
5413 return tevent_req_post(req, ev);
5414 }
5415 tevent_req_set_callback(subreq, cli_qpathinfo_done, req);
5416 return req;
5417 }
5418
5419 static void cli_qpathinfo_done(struct tevent_req *subreq)
5420 {
5421 struct tevent_req *req = tevent_req_callback_data(
5422 subreq, struct tevent_req);
5423 struct cli_qpathinfo_state *state = tevent_req_data(
5424 req, struct cli_qpathinfo_state);
5425 NTSTATUS status;
5426
5427 status = cli_trans_recv(subreq, state, NULL, NULL, 0, NULL,
5428 NULL, 0, NULL,
5429 &state->rdata, state->min_rdata,
5430 &state->num_rdata);
5431 if (tevent_req_nterror(req, status)) {
5432 return;
5433 }
5434 tevent_req_done(req);
5435 }
5436
5437 NTSTATUS cli_qpathinfo_recv(struct tevent_req *req, TALLOC_CTX *mem_ctx,
5438 uint8_t **rdata, uint32_t *num_rdata)
5439 {
5440 struct cli_qpathinfo_state *state = tevent_req_data(
5441 req, struct cli_qpathinfo_state);
5442 NTSTATUS status;
5443
5444 if (tevent_req_is_nterror(req, &status)) {
5445 return status;
5446 }
5447 if (rdata != NULL) {
5448 *rdata = talloc_move(mem_ctx, &state->rdata);
5449 } else {
5450 TALLOC_FREE(state->rdata);
5451 }
5452 if (num_rdata != NULL) {
5453 *num_rdata = state->num_rdata;
5454 }
5455 return NT_STATUS_OK;
5456 }
5457
5458 NTSTATUS cli_qpathinfo(TALLOC_CTX *mem_ctx, struct cli_state *cli,
5459 const char *fname, uint16_t level, uint32_t min_rdata,
5460 uint32_t max_rdata,
5461 uint8_t **rdata, uint32_t *num_rdata)
5462 {
5463 TALLOC_CTX *frame = talloc_stackframe();
5464 struct tevent_context *ev;
5465 struct tevent_req *req;
5466 NTSTATUS status = NT_STATUS_NO_MEMORY;
5467
5468 if (smbXcli_conn_has_async_calls(cli->conn)) {
5469 /*
5470 * Can't use sync call while an async call is in flight
5471 */
5472 status = NT_STATUS_INVALID_PARAMETER;
5473 goto fail;
5474 }
5475 ev = samba_tevent_context_init(frame);
5476 if (ev == NULL) {
5477 goto fail;
5478 }
5479 req = cli_qpathinfo_send(frame, ev, cli, fname, level, min_rdata,
5480 max_rdata);
5481 if (req == NULL) {
5482 goto fail;
5483 }
5484 if (!tevent_req_poll_ntstatus(req, ev, &status)) {
5485 goto fail;
5486 }
5487 status = cli_qpathinfo_recv(req, mem_ctx, rdata, num_rdata);
5488 fail:
5489 TALLOC_FREE(frame);
5490 return status;
5491 }
5492
5493 struct cli_qfileinfo_state {
5494 uint16_t setup[1];
5495 uint8_t param[4];
5496 uint8_t *data;
5497 uint16_t recv_flags2;
5498 uint32_t min_rdata;
5499 uint8_t *rdata;
5500 uint32_t num_rdata;
5501 };
5502
5503 static void cli_qfileinfo_done(struct tevent_req *subreq);
5504
5505 struct tevent_req *cli_qfileinfo_send(TALLOC_CTX *mem_ctx,
5506 struct tevent_context *ev,
5507 struct cli_state *cli, uint16_t fnum,
5508 uint16_t level, uint32_t min_rdata,
5509 uint32_t max_rdata)
5510 {
5511 struct tevent_req *req, *subreq;
5512 struct cli_qfileinfo_state *state;
5513
5514 req = tevent_req_create(mem_ctx, &state, struct cli_qfileinfo_state);
5515 if (req == NULL) {
5516 return NULL;
5517 }
5518 state->min_rdata = min_rdata;
5519 SSVAL(state->param, 0, fnum);
5520 SSVAL(state->param, 2, level);
5521 SSVAL(state->setup, 0, TRANSACT2_QFILEINFO);
5522
5523 subreq = cli_trans_send(
5524 state, /* mem ctx. */
5525 ev, /* event ctx. */
5526 cli, /* cli_state. */
5527 SMBtrans2, /* cmd. */
5528 NULL, /* pipe name. */
5529 -1, /* fid. */
5530 0, /* function. */
5531 0, /* flags. */
5532 state->setup, /* setup. */
5533 1, /* num setup uint16_t words. */
5534 0, /* max returned setup. */
5535 state->param, /* param. */
5536 sizeof(state->param), /* num param. */
5537 2, /* max returned param. */
5538 NULL, /* data. */
5539 0, /* num data. */
5540 max_rdata); /* max returned data. */
5541
5542 if (tevent_req_nomem(subreq, req)) {
5543 return tevent_req_post(req, ev);
5544 }
5545 tevent_req_set_callback(subreq, cli_qfileinfo_done, req);
5546 return req;
5547 }
5548
5549 static void cli_qfileinfo_done(struct tevent_req *subreq)
5550 {
5551 struct tevent_req *req = tevent_req_callback_data(
5552 subreq, struct tevent_req);
5553 struct cli_qfileinfo_state *state = tevent_req_data(
5554 req, struct cli_qfileinfo_state);
5555 NTSTATUS status;
5556
5557 status = cli_trans_recv(subreq, state,
5558 &state->recv_flags2,
5559 NULL, 0, NULL,
5560 NULL, 0, NULL,
5561 &state->rdata, state->min_rdata,
5562 &state->num_rdata);
5563 if (tevent_req_nterror(req, status)) {
5564 return;
5565 }
5566 tevent_req_done(req);
5567 }
5568
5569 NTSTATUS cli_qfileinfo_recv(struct tevent_req *req, TALLOC_CTX *mem_ctx,
5570 uint16_t *recv_flags2,
5571 uint8_t **rdata, uint32_t *num_rdata)
5572 {
5573 struct cli_qfileinfo_state *state = tevent_req_data(
5574 req, struct cli_qfileinfo_state);
5575 NTSTATUS status;
5576
5577 if (tevent_req_is_nterror(req, &status)) {
5578 return status;
5579 }
5580
5581 if (recv_flags2 != NULL) {
5582 *recv_flags2 = state->recv_flags2;
5583 }
5584 if (rdata != NULL) {
5585 *rdata = talloc_move(mem_ctx, &state->rdata);
5586 } else {
5587 TALLOC_FREE(state->rdata);
5588 }
5589 if (num_rdata != NULL) {
5590 *num_rdata = state->num_rdata;
5591 }
5592 return NT_STATUS_OK;
5593 }
5594
5595 NTSTATUS cli_qfileinfo(TALLOC_CTX *mem_ctx, struct cli_state *cli,
5596 uint16_t fnum, uint16_t level, uint32_t min_rdata,
5597 uint32_t max_rdata, uint16_t *recv_flags2,
5598 uint8_t **rdata, uint32_t *num_rdata)
5599 {
5600 TALLOC_CTX *frame = talloc_stackframe();
5601 struct tevent_context *ev;
5602 struct tevent_req *req;
5603 NTSTATUS status = NT_STATUS_NO_MEMORY;
5604
5605 if (smbXcli_conn_has_async_calls(cli->conn)) {
5606 /*
5607 * Can't use sync call while an async call is in flight
5608 */
5609 status = NT_STATUS_INVALID_PARAMETER;
5610 goto fail;
5611 }
5612 ev = samba_tevent_context_init(frame);
5613 if (ev == NULL) {
5614 goto fail;
5615 }
5616 req = cli_qfileinfo_send(frame, ev, cli, fnum, level, min_rdata,
5617 max_rdata);
5618 if (req == NULL) {
5619 goto fail;
5620 }
5621 if (!tevent_req_poll_ntstatus(req, ev, &status)) {
5622 goto fail;
5623 }
5624 status = cli_qfileinfo_recv(req, mem_ctx, recv_flags2, rdata, num_rdata);
5625 fail:
5626 TALLOC_FREE(frame);
5627 return status;
5628 }
5629
5630 struct cli_flush_state {
5631 uint16_t vwv[1];
5632 };
5633
5634 static void cli_flush_done(struct tevent_req *subreq);
5635
5636 struct tevent_req *cli_flush_send(TALLOC_CTX *mem_ctx,
5637 struct tevent_context *ev,
5638 struct cli_state *cli,
5639 uint16_t fnum)
5640 {
5641 struct tevent_req *req, *subreq;
5642 struct cli_flush_state *state;
5643
5644 req = tevent_req_create(mem_ctx, &state, struct cli_flush_state);
5645 if (req == NULL) {
5646 return NULL;
5647 }
5648 SSVAL(state->vwv + 0, 0, fnum);
5649
5650 subreq = cli_smb_send(state, ev, cli, SMBflush, 0, 1, state->vwv,
5651 0, NULL);
5652 if (tevent_req_nomem(subreq, req)) {
5653 return tevent_req_post(req, ev);
5654 }
5655 tevent_req_set_callback(subreq, cli_flush_done, req);
5656 return req;
5657 }
5658
5659 static void cli_flush_done(struct tevent_req *subreq)
5660 {
5661 struct tevent_req *req = tevent_req_callback_data(
5662 subreq, struct tevent_req);
5663 NTSTATUS status;
5664
5665 status = cli_smb_recv(subreq, NULL, NULL, 0, NULL, NULL, NULL, NULL);
5666 TALLOC_FREE(subreq);
5667 if (tevent_req_nterror(req, status)) {
5668 return;
5669 }
5670 tevent_req_done(req);
5671 }
5672
5673 NTSTATUS cli_flush_recv(struct tevent_req *req)
5674 {
5675 return tevent_req_simple_recv_ntstatus(req);
5676 }
5677
5678 NTSTATUS cli_flush(TALLOC_CTX *mem_ctx, struct cli_state *cli, uint16_t fnum)
5679 {
5680 TALLOC_CTX *frame = talloc_stackframe();
5681 struct tevent_context *ev;
5682 struct tevent_req *req;
5683 NTSTATUS status = NT_STATUS_NO_MEMORY;
5684
5685 if (smbXcli_conn_has_async_calls(cli->conn)) {
5686 /*
5687 * Can't use sync call while an async call is in flight
5688 */
5689 status = NT_STATUS_INVALID_PARAMETER;
5690 goto fail;
5691 }
5692 ev = samba_tevent_context_init(frame);
5693 if (ev == NULL) {
5694 goto fail;
5695 }
5696 req = cli_flush_send(frame, ev, cli, fnum);
5697 if (req == NULL) {
5698 goto fail;
5699 }
5700 if (!tevent_req_poll_ntstatus(req, ev, &status)) {
5701 goto fail;
5702 }
5703 status = cli_flush_recv(req);
5704 fail:
5705 TALLOC_FREE(frame);
5706 return status;
5707 }
5708
5709 struct cli_shadow_copy_data_state {
5710 uint16_t setup[4];
5711 uint8_t *data;
5712 uint32_t num_data;
5713 bool get_names;
5714 };
5715
5716 static void cli_shadow_copy_data_done(struct tevent_req *subreq);
5717
5718 struct tevent_req *cli_shadow_copy_data_send(TALLOC_CTX *mem_ctx,
5719 struct tevent_context *ev,
5720 struct cli_state *cli,
5721 uint16_t fnum,
5722 bool get_names)
5723 {
5724 struct tevent_req *req, *subreq;
5725 struct cli_shadow_copy_data_state *state;
5726 uint32_t ret_size;
5727
5728 req = tevent_req_create(mem_ctx, &state,
5729 struct cli_shadow_copy_data_state);
5730 if (req == NULL) {
5731 return NULL;
5732 }
5733 state->get_names = get_names;
5734 ret_size = get_names ? CLI_BUFFER_SIZE : 16;
5735
5736 SIVAL(state->setup + 0, 0, FSCTL_GET_SHADOW_COPY_DATA);
5737 SSVAL(state->setup + 2, 0, fnum);
5738 SCVAL(state->setup + 3, 0, 1); /* isFsctl */
5739 SCVAL(state->setup + 3, 1, 0); /* compfilter, isFlags (WSSP) */
5740
5741 subreq = cli_trans_send(
5742 state, ev, cli, SMBnttrans, NULL, 0, NT_TRANSACT_IOCTL, 0,
5743 state->setup, ARRAY_SIZE(state->setup), 0,
5744 NULL, 0, 0,
5745 NULL, 0, ret_size);
5746 if (tevent_req_nomem(subreq, req)) {
5747 return tevent_req_post(req, ev);
5748 }
5749 tevent_req_set_callback(subreq, cli_shadow_copy_data_done, req);
5750 return req;
5751 }
5752
5753 static void cli_shadow_copy_data_done(struct tevent_req *subreq)
5754 {
5755 struct tevent_req *req = tevent_req_callback_data(
5756 subreq, struct tevent_req);
5757 struct cli_shadow_copy_data_state *state = tevent_req_data(
5758 req, struct cli_shadow_copy_data_state);
5759 NTSTATUS status;
5760
5761 status = cli_trans_recv(subreq, state, NULL,
5762 NULL, 0, NULL, /* setup */
5763 NULL, 0, NULL, /* param */
5764 &state->data, 12, &state->num_data);
5765 TALLOC_FREE(subreq);
5766 if (tevent_req_nterror(req, status)) {
5767 return;
5768 }
5769 tevent_req_done(req);
5770 }
5771
5772 NTSTATUS cli_shadow_copy_data_recv(struct tevent_req *req, TALLOC_CTX *mem_ctx,
5773 char ***pnames, int *pnum_names)
5774 {
5775 struct cli_shadow_copy_data_state *state = tevent_req_data(
5776 req, struct cli_shadow_copy_data_state);
5777 char **names;
5778 int i, num_names;
5779 uint32_t dlength;
5780 NTSTATUS status;
5781
5782 if (tevent_req_is_nterror(req, &status)) {
5783 return status;
5784 }
5785 num_names = IVAL(state->data, 4);
5786 dlength = IVAL(state->data, 8);
5787
5788 if (!state->get_names) {
5789 *pnum_names = num_names;
5790 return NT_STATUS_OK;
5791 }
5792
5793 if (dlength+12 > state->num_data) {
5794 return NT_STATUS_INVALID_NETWORK_RESPONSE;
5795 }
5796 names = talloc_array(mem_ctx, char *, num_names);
5797 if (names == NULL) {
5798 return NT_STATUS_NO_MEMORY;
5799 }
5800
5801 for (i=0; i<num_names; i++) {
5802 bool ret;
5803 uint8_t *src;
5804 size_t converted_size;
5805
5806 src = state->data + 12 + i * 2 * sizeof(SHADOW_COPY_LABEL);
5807 ret = convert_string_talloc(
5808 names, CH_UTF16LE, CH_UNIX,
5809 src, 2 * sizeof(SHADOW_COPY_LABEL),
5810 &names[i], &converted_size);
5811 if (!ret) {
5812 TALLOC_FREE(names);
5813 return NT_STATUS_INVALID_NETWORK_RESPONSE;
5814 }
5815 }
5816 *pnum_names = num_names;
5817 *pnames = names;
5818 return NT_STATUS_OK;
5819 }
5820
5821 NTSTATUS cli_shadow_copy_data(TALLOC_CTX *mem_ctx, struct cli_state *cli,
5822 uint16_t fnum, bool get_names,
5823 char ***pnames, int *pnum_names)
5824 {
5825 TALLOC_CTX *frame = talloc_stackframe();
5826 struct tevent_context *ev;
5827 struct tevent_req *req;
5828 NTSTATUS status = NT_STATUS_NO_MEMORY;
5829
5830 if (smbXcli_conn_has_async_calls(cli->conn)) {
5831 /*
5832 * Can't use sync call while an async call is in flight
5833 */
5834 status = NT_STATUS_INVALID_PARAMETER;
5835 goto fail;
5836 }
5837 ev = samba_tevent_context_init(frame);
5838 if (ev == NULL) {
5839 goto fail;
5840 }
5841 req = cli_shadow_copy_data_send(frame, ev, cli, fnum, get_names);
5842 if (req == NULL) {
5843 goto fail;
5844 }
5845 if (!tevent_req_poll_ntstatus(req, ev, &status)) {
5846 goto fail;
5847 }
5848 status = cli_shadow_copy_data_recv(req, mem_ctx, pnames, pnum_names);
5849 fail:
5850 TALLOC_FREE(frame);
5851 return status;
5852 }
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