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Use {u,}int64_t instead of SMB_BIG_{U,}INT.
[Samba/ekacnet.git] / source3 / libsmb / clifile.c
blob1c525363f76297ecb1ea567d6495afd6f3acde30
1 /*
2 Unix SMB/CIFS implementation.
3 client file operations
4 Copyright (C) Andrew Tridgell 1994-1998
5 Copyright (C) Jeremy Allison 2001-2002
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
23 /****************************************************************************
24 Hard/Symlink a file (UNIX extensions).
25 Creates new name (sym)linked to oldname.
26 ****************************************************************************/
27
28 static bool cli_link_internal(struct cli_state *cli, const char *oldname, const char *newname, bool hard_link)
29 {
30 unsigned int data_len = 0;
31 unsigned int param_len = 0;
32 uint16 setup = TRANSACT2_SETPATHINFO;
33 char *param;
34 char *data;
35 char *rparam=NULL, *rdata=NULL;
36 char *p;
37 size_t oldlen = 2*(strlen(oldname)+1);
38 size_t newlen = 2*(strlen(newname)+1);
39
40 param = SMB_MALLOC_ARRAY(char, 6+newlen+2);
41
42 if (!param) {
43 return false;
44 }
45
46 data = SMB_MALLOC_ARRAY(char, oldlen+2);
47
48 if (!data) {
49 SAFE_FREE(param);
50 return false;
51 }
52
53 SSVAL(param,0,hard_link ? SMB_SET_FILE_UNIX_HLINK : SMB_SET_FILE_UNIX_LINK);
54 SIVAL(param,2,0);
55 p = &param[6];
56
57 p += clistr_push(cli, p, newname, newlen, STR_TERMINATE);
58 param_len = PTR_DIFF(p, param);
59
60 p = data;
61 p += clistr_push(cli, p, oldname, oldlen, STR_TERMINATE);
62 data_len = PTR_DIFF(p, data);
63
64 if (!cli_send_trans(cli, SMBtrans2,
65 NULL, /* name */
66 -1, 0, /* fid, flags */
67 &setup, 1, 0, /* setup, length, max */
68 param, param_len, 2, /* param, length, max */
69 (char *)&data, data_len, cli->max_xmit /* data, length, max */
70 )) {
71 SAFE_FREE(data);
72 SAFE_FREE(param);
73 return false;
74 }
75
76 SAFE_FREE(data);
77 SAFE_FREE(param);
78
79 if (!cli_receive_trans(cli, SMBtrans2,
80 &rparam, &param_len,
81 &rdata, &data_len)) {
82 return false;
83 }
84
85 SAFE_FREE(data);
86 SAFE_FREE(param);
87 SAFE_FREE(rdata);
88 SAFE_FREE(rparam);
89
90 return true;
91 }
92
93 /****************************************************************************
94 Map standard UNIX permissions onto wire representations.
95 ****************************************************************************/
96
97 uint32 unix_perms_to_wire(mode_t perms)
98 {
99 unsigned int ret = 0;
100
101 ret |= ((perms & S_IXOTH) ? UNIX_X_OTH : 0);
102 ret |= ((perms & S_IWOTH) ? UNIX_W_OTH : 0);
103 ret |= ((perms & S_IROTH) ? UNIX_R_OTH : 0);
104 ret |= ((perms & S_IXGRP) ? UNIX_X_GRP : 0);
105 ret |= ((perms & S_IWGRP) ? UNIX_W_GRP : 0);
106 ret |= ((perms & S_IRGRP) ? UNIX_R_GRP : 0);
107 ret |= ((perms & S_IXUSR) ? UNIX_X_USR : 0);
108 ret |= ((perms & S_IWUSR) ? UNIX_W_USR : 0);
109 ret |= ((perms & S_IRUSR) ? UNIX_R_USR : 0);
110 #ifdef S_ISVTX
111 ret |= ((perms & S_ISVTX) ? UNIX_STICKY : 0);
112 #endif
113 #ifdef S_ISGID
114 ret |= ((perms & S_ISGID) ? UNIX_SET_GID : 0);
115 #endif
116 #ifdef S_ISUID
117 ret |= ((perms & S_ISUID) ? UNIX_SET_UID : 0);
118 #endif
119 return ret;
120 }
121
122 /****************************************************************************
123 Map wire permissions to standard UNIX.
124 ****************************************************************************/
125
126 mode_t wire_perms_to_unix(uint32 perms)
127 {
128 mode_t ret = (mode_t)0;
129
130 ret |= ((perms & UNIX_X_OTH) ? S_IXOTH : 0);
131 ret |= ((perms & UNIX_W_OTH) ? S_IWOTH : 0);
132 ret |= ((perms & UNIX_R_OTH) ? S_IROTH : 0);
133 ret |= ((perms & UNIX_X_GRP) ? S_IXGRP : 0);
134 ret |= ((perms & UNIX_W_GRP) ? S_IWGRP : 0);
135 ret |= ((perms & UNIX_R_GRP) ? S_IRGRP : 0);
136 ret |= ((perms & UNIX_X_USR) ? S_IXUSR : 0);
137 ret |= ((perms & UNIX_W_USR) ? S_IWUSR : 0);
138 ret |= ((perms & UNIX_R_USR) ? S_IRUSR : 0);
139 #ifdef S_ISVTX
140 ret |= ((perms & UNIX_STICKY) ? S_ISVTX : 0);
141 #endif
142 #ifdef S_ISGID
143 ret |= ((perms & UNIX_SET_GID) ? S_ISGID : 0);
144 #endif
145 #ifdef S_ISUID
146 ret |= ((perms & UNIX_SET_UID) ? S_ISUID : 0);
147 #endif
148 return ret;
149 }
150
151 /****************************************************************************
152 Return the file type from the wire filetype for UNIX extensions.
153 ****************************************************************************/
154
155 static mode_t unix_filetype_from_wire(uint32 wire_type)
156 {
157 switch (wire_type) {
158 case UNIX_TYPE_FILE:
159 return S_IFREG;
160 case UNIX_TYPE_DIR:
161 return S_IFDIR;
162 #ifdef S_IFLNK
163 case UNIX_TYPE_SYMLINK:
164 return S_IFLNK;
165 #endif
166 #ifdef S_IFCHR
167 case UNIX_TYPE_CHARDEV:
168 return S_IFCHR;
169 #endif
170 #ifdef S_IFBLK
171 case UNIX_TYPE_BLKDEV:
172 return S_IFBLK;
173 #endif
174 #ifdef S_IFIFO
175 case UNIX_TYPE_FIFO:
176 return S_IFIFO;
177 #endif
178 #ifdef S_IFSOCK
179 case UNIX_TYPE_SOCKET:
180 return S_IFSOCK;
181 #endif
182 default:
183 return (mode_t)0;
184 }
185 }
186
187 /****************************************************************************
188 Do a POSIX getfacl (UNIX extensions).
189 ****************************************************************************/
190
191 bool cli_unix_getfacl(struct cli_state *cli, const char *name, size_t *prb_size, char **retbuf)
192 {
193 unsigned int param_len = 0;
194 unsigned int data_len = 0;
195 uint16 setup = TRANSACT2_QPATHINFO;
196 char *param;
197 size_t nlen = 2*(strlen(name)+1);
198 char *rparam=NULL, *rdata=NULL;
199 char *p;
200
201 param = SMB_MALLOC_ARRAY(char, 6+nlen+2);
202 if (!param) {
203 return false;
204 }
205
206 p = param;
207 memset(p, '\0', 6);
208 SSVAL(p, 0, SMB_QUERY_POSIX_ACL);
209 p += 6;
210 p += clistr_push(cli, p, name, nlen, STR_TERMINATE);
211 param_len = PTR_DIFF(p, param);
212
213 if (!cli_send_trans(cli, SMBtrans2,
214 NULL, /* name */
215 -1, 0, /* fid, flags */
216 &setup, 1, 0, /* setup, length, max */
217 param, param_len, 2, /* param, length, max */
218 NULL, 0, cli->max_xmit /* data, length, max */
219 )) {
220 SAFE_FREE(param);
221 return false;
222 }
223
224 SAFE_FREE(param);
225
226 if (!cli_receive_trans(cli, SMBtrans2,
227 &rparam, &param_len,
228 &rdata, &data_len)) {
229 return false;
230 }
231
232 if (data_len < 6) {
233 SAFE_FREE(rdata);
234 SAFE_FREE(rparam);
235 return false;
236 }
237
238 SAFE_FREE(rparam);
239 *retbuf = rdata;
240 *prb_size = (size_t)data_len;
241
242 return true;
243 }
244
245 /****************************************************************************
246 Stat a file (UNIX extensions).
247 ****************************************************************************/
248
249 bool cli_unix_stat(struct cli_state *cli, const char *name, SMB_STRUCT_STAT *sbuf)
250 {
251 unsigned int param_len = 0;
252 unsigned int data_len = 0;
253 uint16 setup = TRANSACT2_QPATHINFO;
254 char *param;
255 size_t nlen = 2*(strlen(name)+1);
256 char *rparam=NULL, *rdata=NULL;
257 char *p;
258
259 ZERO_STRUCTP(sbuf);
260
261 param = SMB_MALLOC_ARRAY(char, 6+nlen+2);
262 if (!param) {
263 return false;
264 }
265 p = param;
266 memset(p, '\0', 6);
267 SSVAL(p, 0, SMB_QUERY_FILE_UNIX_BASIC);
268 p += 6;
269 p += clistr_push(cli, p, name, nlen, STR_TERMINATE);
270 param_len = PTR_DIFF(p, param);
271
272 if (!cli_send_trans(cli, SMBtrans2,
273 NULL, /* name */
274 -1, 0, /* fid, flags */
275 &setup, 1, 0, /* setup, length, max */
276 param, param_len, 2, /* param, length, max */
277 NULL, 0, cli->max_xmit /* data, length, max */
278 )) {
279 SAFE_FREE(param);
280 return false;
281 }
282
283 SAFE_FREE(param);
284
285 if (!cli_receive_trans(cli, SMBtrans2,
286 &rparam, &param_len,
287 &rdata, &data_len)) {
288 return false;
289 }
290
291 if (data_len < 96) {
292 SAFE_FREE(rdata);
293 SAFE_FREE(rparam);
294 return false;
295 }
296
297 sbuf->st_size = IVAL2_TO_SMB_BIG_UINT(rdata,0); /* total size, in bytes */
298 sbuf->st_blocks = IVAL2_TO_SMB_BIG_UINT(rdata,8); /* number of blocks allocated */
299 #if defined (HAVE_STAT_ST_BLOCKS) && defined(STAT_ST_BLOCKSIZE)
300 sbuf->st_blocks /= STAT_ST_BLOCKSIZE;
301 #else
302 /* assume 512 byte blocks */
303 sbuf->st_blocks /= 512;
304 #endif
305 set_ctimespec(sbuf, interpret_long_date(rdata + 16)); /* time of last change */
306 set_atimespec(sbuf, interpret_long_date(rdata + 24)); /* time of last access */
307 set_mtimespec(sbuf, interpret_long_date(rdata + 32)); /* time of last modification */
308
309 sbuf->st_uid = (uid_t) IVAL(rdata,40); /* user ID of owner */
310 sbuf->st_gid = (gid_t) IVAL(rdata,48); /* group ID of owner */
311 sbuf->st_mode |= unix_filetype_from_wire(IVAL(rdata, 56));
312 #if defined(HAVE_MAKEDEV)
313 {
314 uint32 dev_major = IVAL(rdata,60);
315 uint32 dev_minor = IVAL(rdata,68);
316 sbuf->st_rdev = makedev(dev_major, dev_minor);
317 }
318 #endif
319 sbuf->st_ino = (SMB_INO_T)IVAL2_TO_SMB_BIG_UINT(rdata,76); /* inode */
320 sbuf->st_mode |= wire_perms_to_unix(IVAL(rdata,84)); /* protection */
321 sbuf->st_nlink = IVAL(rdata,92); /* number of hard links */
322
323 SAFE_FREE(rdata);
324 SAFE_FREE(rparam);
325
326 return true;
327 }
328
329 /****************************************************************************
330 Symlink a file (UNIX extensions).
331 ****************************************************************************/
332
333 bool cli_unix_symlink(struct cli_state *cli, const char *oldname, const char *newname)
334 {
335 return cli_link_internal(cli, oldname, newname, False);
336 }
337
338 /****************************************************************************
339 Hard a file (UNIX extensions).
340 ****************************************************************************/
341
342 bool cli_unix_hardlink(struct cli_state *cli, const char *oldname, const char *newname)
343 {
344 return cli_link_internal(cli, oldname, newname, True);
345 }
346
347 /****************************************************************************
348 Chmod or chown a file internal (UNIX extensions).
349 ****************************************************************************/
350
351 static bool cli_unix_chmod_chown_internal(struct cli_state *cli, const char *fname, uint32 mode, uint32 uid, uint32 gid)
352 {
353 unsigned int data_len = 0;
354 unsigned int param_len = 0;
355 uint16 setup = TRANSACT2_SETPATHINFO;
356 size_t nlen = 2*(strlen(fname)+1);
357 char *param;
358 char data[100];
359 char *rparam=NULL, *rdata=NULL;
360 char *p;
361
362 param = SMB_MALLOC_ARRAY(char, 6+nlen+2);
363 if (!param) {
364 return false;
365 }
366 memset(param, '\0', 6);
367 memset(data, 0, sizeof(data));
368
369 SSVAL(param,0,SMB_SET_FILE_UNIX_BASIC);
370 p = &param[6];
371
372 p += clistr_push(cli, p, fname, nlen, STR_TERMINATE);
373 param_len = PTR_DIFF(p, param);
374
375 memset(data, 0xff, 40); /* Set all sizes/times to no change. */
376
377 SIVAL(data,40,uid);
378 SIVAL(data,48,gid);
379 SIVAL(data,84,mode);
380
381 data_len = 100;
382
383 if (!cli_send_trans(cli, SMBtrans2,
384 NULL, /* name */
385 -1, 0, /* fid, flags */
386 &setup, 1, 0, /* setup, length, max */
387 param, param_len, 2, /* param, length, max */
388 (char *)&data, data_len, cli->max_xmit /* data, length, max */
389 )) {
390 SAFE_FREE(param);
391 return False;
392 }
393
394 SAFE_FREE(param);
395
396 if (!cli_receive_trans(cli, SMBtrans2,
397 &rparam, &param_len,
398 &rdata, &data_len)) {
399 return false;
400 }
401
402 SAFE_FREE(rdata);
403 SAFE_FREE(rparam);
404
405 return true;
406 }
407
408 /****************************************************************************
409 chmod a file (UNIX extensions).
410 ****************************************************************************/
411
412 bool cli_unix_chmod(struct cli_state *cli, const char *fname, mode_t mode)
413 {
414 return cli_unix_chmod_chown_internal(cli, fname,
415 unix_perms_to_wire(mode), SMB_UID_NO_CHANGE, SMB_GID_NO_CHANGE);
416 }
417
418 /****************************************************************************
419 chown a file (UNIX extensions).
420 ****************************************************************************/
421
422 bool cli_unix_chown(struct cli_state *cli, const char *fname, uid_t uid, gid_t gid)
423 {
424 return cli_unix_chmod_chown_internal(cli, fname,
425 SMB_MODE_NO_CHANGE, (uint32)uid, (uint32)gid);
426 }
427
428 /****************************************************************************
429 Rename a file.
430 ****************************************************************************/
431
432 bool cli_rename(struct cli_state *cli, const char *fname_src, const char *fname_dst)
433 {
434 char *p;
435
436 memset(cli->outbuf,'\0',smb_size);
437 memset(cli->inbuf,'\0',smb_size);
438
439 cli_set_message(cli->outbuf,1, 0, true);
440
441 SCVAL(cli->outbuf,smb_com,SMBmv);
442 SSVAL(cli->outbuf,smb_tid,cli->cnum);
443 cli_setup_packet(cli);
444
445 SSVAL(cli->outbuf,smb_vwv0,aSYSTEM | aHIDDEN | aDIR);
446
447 p = smb_buf(cli->outbuf);
448 *p++ = 4;
449 p += clistr_push(cli, p, fname_src,
450 cli->bufsize - PTR_DIFF(p,cli->outbuf), STR_TERMINATE);
451 *p++ = 4;
452 p += clistr_push(cli, p, fname_dst,
453 cli->bufsize - PTR_DIFF(p,cli->outbuf), STR_TERMINATE);
454
455 cli_setup_bcc(cli, p);
456
457 cli_send_smb(cli);
458 if (!cli_receive_smb(cli)) {
459 return false;
460 }
461
462 if (cli_is_error(cli)) {
463 return false;
464 }
465
466 return true;
467 }
468
469 /****************************************************************************
470 NT Rename a file.
471 ****************************************************************************/
472
473 bool cli_ntrename(struct cli_state *cli, const char *fname_src, const char *fname_dst)
474 {
475 char *p;
476
477 memset(cli->outbuf,'\0',smb_size);
478 memset(cli->inbuf,'\0',smb_size);
479
480 cli_set_message(cli->outbuf, 4, 0, true);
481
482 SCVAL(cli->outbuf,smb_com,SMBntrename);
483 SSVAL(cli->outbuf,smb_tid,cli->cnum);
484 cli_setup_packet(cli);
485
486 SSVAL(cli->outbuf,smb_vwv0,aSYSTEM | aHIDDEN | aDIR);
487 SSVAL(cli->outbuf,smb_vwv1, RENAME_FLAG_RENAME);
488
489 p = smb_buf(cli->outbuf);
490 *p++ = 4;
491 p += clistr_push(cli, p, fname_src,
492 cli->bufsize - PTR_DIFF(p,cli->outbuf), STR_TERMINATE);
493 *p++ = 4;
494 p += clistr_push(cli, p, fname_dst,
495 cli->bufsize - PTR_DIFF(p,cli->outbuf), STR_TERMINATE);
496
497 cli_setup_bcc(cli, p);
498
499 cli_send_smb(cli);
500 if (!cli_receive_smb(cli)) {
501 return false;
502 }
503
504 if (cli_is_error(cli)) {
505 return false;
506 }
507
508 return true;
509 }
510
511 /****************************************************************************
512 NT hardlink a file.
513 ****************************************************************************/
514
515 bool cli_nt_hardlink(struct cli_state *cli, const char *fname_src, const char *fname_dst)
516 {
517 char *p;
518
519 memset(cli->outbuf,'\0',smb_size);
520 memset(cli->inbuf,'\0',smb_size);
521
522 cli_set_message(cli->outbuf, 4, 0, true);
523
524 SCVAL(cli->outbuf,smb_com,SMBntrename);
525 SSVAL(cli->outbuf,smb_tid,cli->cnum);
526 cli_setup_packet(cli);
527
528 SSVAL(cli->outbuf,smb_vwv0,aSYSTEM | aHIDDEN | aDIR);
529 SSVAL(cli->outbuf,smb_vwv1, RENAME_FLAG_HARD_LINK);
530
531 p = smb_buf(cli->outbuf);
532 *p++ = 4;
533 p += clistr_push(cli, p, fname_src,
534 cli->bufsize - PTR_DIFF(p,cli->outbuf), STR_TERMINATE);
535 *p++ = 4;
536 p += clistr_push(cli, p, fname_dst,
537 cli->bufsize - PTR_DIFF(p,cli->outbuf), STR_TERMINATE);
538
539 cli_setup_bcc(cli, p);
540
541 cli_send_smb(cli);
542 if (!cli_receive_smb(cli)) {
543 return false;
544 }
545
546 if (cli_is_error(cli)) {
547 return false;
548 }
549
550 return true;
551 }
552
553 /****************************************************************************
554 Delete a file.
555 ****************************************************************************/
556
557 bool cli_unlink_full(struct cli_state *cli, const char *fname, uint16 attrs)
558 {
559 char *p;
560
561 memset(cli->outbuf,'\0',smb_size);
562 memset(cli->inbuf,'\0',smb_size);
563
564 cli_set_message(cli->outbuf,1, 0, true);
565
566 SCVAL(cli->outbuf,smb_com,SMBunlink);
567 SSVAL(cli->outbuf,smb_tid,cli->cnum);
568 cli_setup_packet(cli);
569
570 SSVAL(cli->outbuf,smb_vwv0, attrs);
571
572 p = smb_buf(cli->outbuf);
573 *p++ = 4;
574 p += clistr_push(cli, p, fname,
575 cli->bufsize - PTR_DIFF(p,cli->outbuf), STR_TERMINATE);
576
577 cli_setup_bcc(cli, p);
578 cli_send_smb(cli);
579 if (!cli_receive_smb(cli)) {
580 return false;
581 }
582
583 if (cli_is_error(cli)) {
584 return false;
585 }
586
587 return true;
588 }
589
590 /****************************************************************************
591 Delete a file.
592 ****************************************************************************/
593
594 bool cli_unlink(struct cli_state *cli, const char *fname)
595 {
596 return cli_unlink_full(cli, fname, aSYSTEM | aHIDDEN);
597 }
598
599 /****************************************************************************
600 Create a directory.
601 ****************************************************************************/
602
603 bool cli_mkdir(struct cli_state *cli, const char *dname)
604 {
605 char *p;
606
607 memset(cli->outbuf,'\0',smb_size);
608 memset(cli->inbuf,'\0',smb_size);
609
610 cli_set_message(cli->outbuf,0, 0, true);
611
612 SCVAL(cli->outbuf,smb_com,SMBmkdir);
613 SSVAL(cli->outbuf,smb_tid,cli->cnum);
614 cli_setup_packet(cli);
615
616 p = smb_buf(cli->outbuf);
617 *p++ = 4;
618 p += clistr_push(cli, p, dname,
619 cli->bufsize - PTR_DIFF(p,cli->outbuf), STR_TERMINATE);
620
621 cli_setup_bcc(cli, p);
622
623 cli_send_smb(cli);
624 if (!cli_receive_smb(cli)) {
625 return False;
626 }
627
628 if (cli_is_error(cli)) {
629 return False;
630 }
631
632 return True;
633 }
634
635 /****************************************************************************
636 Remove a directory.
637 ****************************************************************************/
638
639 bool cli_rmdir(struct cli_state *cli, const char *dname)
640 {
641 char *p;
642
643 memset(cli->outbuf,'\0',smb_size);
644 memset(cli->inbuf,'\0',smb_size);
645
646 cli_set_message(cli->outbuf,0, 0, true);
647
648 SCVAL(cli->outbuf,smb_com,SMBrmdir);
649 SSVAL(cli->outbuf,smb_tid,cli->cnum);
650 cli_setup_packet(cli);
651
652 p = smb_buf(cli->outbuf);
653 *p++ = 4;
654 p += clistr_push(cli, p, dname,
655 cli->bufsize - PTR_DIFF(p,cli->outbuf), STR_TERMINATE);
656
657 cli_setup_bcc(cli, p);
658
659 cli_send_smb(cli);
660 if (!cli_receive_smb(cli)) {
661 return false;
662 }
663
664 if (cli_is_error(cli)) {
665 return false;
666 }
667
668 return true;
669 }
670
671 /****************************************************************************
672 Set or clear the delete on close flag.
673 ****************************************************************************/
674
675 int cli_nt_delete_on_close(struct cli_state *cli, int fnum, bool flag)
676 {
677 unsigned int data_len = 1;
678 unsigned int param_len = 6;
679 uint16 setup = TRANSACT2_SETFILEINFO;
680 char param[6];
681 unsigned char data;
682 char *rparam=NULL, *rdata=NULL;
683
684 memset(param, 0, param_len);
685 SSVAL(param,0,fnum);
686 SSVAL(param,2,SMB_SET_FILE_DISPOSITION_INFO);
687
688 data = flag ? 1 : 0;
689
690 if (!cli_send_trans(cli, SMBtrans2,
691 NULL, /* name */
692 -1, 0, /* fid, flags */
693 &setup, 1, 0, /* setup, length, max */
694 param, param_len, 2, /* param, length, max */
695 (char *)&data, data_len, cli->max_xmit /* data, length, max */
696 )) {
697 return false;
698 }
699
700 if (!cli_receive_trans(cli, SMBtrans2,
701 &rparam, &param_len,
702 &rdata, &data_len)) {
703 return false;
704 }
705
706 SAFE_FREE(rdata);
707 SAFE_FREE(rparam);
708
709 return true;
710 }
711
712 /****************************************************************************
713 Open a file - exposing the full horror of the NT API :-).
714 Used in smbtorture.
715 ****************************************************************************/
716
717 int cli_nt_create_full(struct cli_state *cli, const char *fname,
718 uint32 CreatFlags, uint32 DesiredAccess,
719 uint32 FileAttributes, uint32 ShareAccess,
720 uint32 CreateDisposition, uint32 CreateOptions,
721 uint8 SecurityFlags)
722 {
723 char *p;
724 int len;
725
726 memset(cli->outbuf,'\0',smb_size);
727 memset(cli->inbuf,'\0',smb_size);
728
729 cli_set_message(cli->outbuf,24,0, true);
730
731 SCVAL(cli->outbuf,smb_com,SMBntcreateX);
732 SSVAL(cli->outbuf,smb_tid,cli->cnum);
733 cli_setup_packet(cli);
734
735 SSVAL(cli->outbuf,smb_vwv0,0xFF);
736 if (cli->use_oplocks)
737 CreatFlags |= (REQUEST_OPLOCK|REQUEST_BATCH_OPLOCK);
738
739 SIVAL(cli->outbuf,smb_ntcreate_Flags, CreatFlags);
740 SIVAL(cli->outbuf,smb_ntcreate_RootDirectoryFid, 0x0);
741 SIVAL(cli->outbuf,smb_ntcreate_DesiredAccess, DesiredAccess);
742 SIVAL(cli->outbuf,smb_ntcreate_FileAttributes, FileAttributes);
743 SIVAL(cli->outbuf,smb_ntcreate_ShareAccess, ShareAccess);
744 SIVAL(cli->outbuf,smb_ntcreate_CreateDisposition, CreateDisposition);
745 SIVAL(cli->outbuf,smb_ntcreate_CreateOptions, CreateOptions);
746 SIVAL(cli->outbuf,smb_ntcreate_ImpersonationLevel, 0x02);
747 SCVAL(cli->outbuf,smb_ntcreate_SecurityFlags, SecurityFlags);
748
749 p = smb_buf(cli->outbuf);
750 /* this alignment and termination is critical for netapp filers. Don't change */
751 p += clistr_align_out(cli, p, 0);
752 len = clistr_push(cli, p, fname,
753 cli->bufsize - PTR_DIFF(p,cli->outbuf), 0);
754 p += len;
755 SSVAL(cli->outbuf,smb_ntcreate_NameLength, len);
756 /* sigh. this copes with broken netapp filer behaviour */
757 p += clistr_push(cli, p, "",
758 cli->bufsize - PTR_DIFF(p,cli->outbuf), STR_TERMINATE);
759
760 cli_setup_bcc(cli, p);
761
762 cli_send_smb(cli);
763 if (!cli_receive_smb(cli)) {
764 return -1;
765 }
766
767 if (cli_is_error(cli)) {
768 return -1;
769 }
770
771 return SVAL(cli->inbuf,smb_vwv2 + 1);
772 }
773
774 /****************************************************************************
775 Open a file.
776 ****************************************************************************/
777
778 int cli_nt_create(struct cli_state *cli, const char *fname, uint32 DesiredAccess)
779 {
780 return cli_nt_create_full(cli, fname, 0, DesiredAccess, 0,
781 FILE_SHARE_READ|FILE_SHARE_WRITE, FILE_OPEN, 0x0, 0x0);
782 }
783
784 uint8_t *smb_bytes_push_str(uint8_t *buf, bool ucs2, const char *str)
785 {
786 size_t buflen = talloc_get_size(buf);
787 char *converted;
788 size_t converted_size;
789
790 /*
791 * We're pushing into an SMB buffer, align odd
792 */
793 if (ucs2 && (buflen % 2 == 0)) {
794 buf = TALLOC_REALLOC_ARRAY(NULL, buf, uint8_t, buflen + 1);
795 if (buf == NULL) {
796 return NULL;
797 }
798 buf[buflen] = '\0';
799 buflen += 1;
800 }
801
802 if (!convert_string_allocate(talloc_tos(), CH_UNIX,
803 ucs2 ? CH_UTF16LE : CH_DOS,
804 str, strlen(str)+1, &converted,
805 &converted_size, true)) {
806 return NULL;
807 }
808
809 buf = TALLOC_REALLOC_ARRAY(NULL, buf, uint8_t,
810 buflen + converted_size);
811 if (buf == NULL) {
812 return NULL;
813 }
814
815 memcpy(buf + buflen, converted, converted_size);
816
817 TALLOC_FREE(converted);
818 return buf;
819 }
820
821 /****************************************************************************
822 Open a file
823 WARNING: if you open with O_WRONLY then getattrE won't work!
824 ****************************************************************************/
825
826 struct async_req *cli_open_send(TALLOC_CTX *mem_ctx, struct event_context *ev,
827 struct cli_state *cli,
828 const char *fname, int flags, int share_mode)
829 {
830 unsigned openfn = 0;
831 unsigned accessmode = 0;
832 uint8_t additional_flags = 0;
833 uint8_t *bytes;
834 uint16_t vwv[15];
835 struct async_req *result;
836
837 if (flags & O_CREAT) {
838 openfn |= (1<<4);
839 }
840 if (!(flags & O_EXCL)) {
841 if (flags & O_TRUNC)
842 openfn |= (1<<1);
843 else
844 openfn |= (1<<0);
845 }
846
847 accessmode = (share_mode<<4);
848
849 if ((flags & O_ACCMODE) == O_RDWR) {
850 accessmode |= 2;
851 } else if ((flags & O_ACCMODE) == O_WRONLY) {
852 accessmode |= 1;
853 }
854
855 #if defined(O_SYNC)
856 if ((flags & O_SYNC) == O_SYNC) {
857 accessmode |= (1<<14);
858 }
859 #endif /* O_SYNC */
860
861 if (share_mode == DENY_FCB) {
862 accessmode = 0xFF;
863 }
864
865 SCVAL(vwv + 0, 0, 0xFF);
866 SCVAL(vwv + 0, 1, 0);
867 SSVAL(vwv + 1, 0, 0);
868 SSVAL(vwv + 2, 0, 0); /* no additional info */
869 SSVAL(vwv + 3, 0, accessmode);
870 SSVAL(vwv + 4, 0, aSYSTEM | aHIDDEN);
871 SSVAL(vwv + 5, 0, 0);
872 SIVAL(vwv + 6, 0, 0);
873 SSVAL(vwv + 8, 0, openfn);
874 SIVAL(vwv + 9, 0, 0);
875 SIVAL(vwv + 11, 0, 0);
876 SIVAL(vwv + 13, 0, 0);
877
878 if (cli->use_oplocks) {
879 /* if using oplocks then ask for a batch oplock via
880 core and extended methods */
881 additional_flags =
882 FLAG_REQUEST_OPLOCK|FLAG_REQUEST_BATCH_OPLOCK;
883 SSVAL(vwv+2, 0, SVAL(vwv+2, 0) | 6);
884 }
885
886 bytes = talloc_array(talloc_tos(), uint8_t, 0);
887 if (bytes == NULL) {
888 return NULL;
889 }
890
891 bytes = smb_bytes_push_str(
892 bytes, (cli->capabilities & CAP_UNICODE) != 0, fname);
893 if (bytes == NULL) {
894 return NULL;
895 }
896
897 result = cli_request_send(mem_ctx, ev, cli, SMBopenX, additional_flags,
898 15, vwv, talloc_get_size(bytes), bytes);
899 TALLOC_FREE(bytes);
900 return result;
901 }
902
903 NTSTATUS cli_open_recv(struct async_req *req, int *fnum)
904 {
905 uint8_t wct;
906 uint16_t *vwv;
907 uint16_t num_bytes;
908 uint8_t *bytes;
909 NTSTATUS status;
910
911 SMB_ASSERT(req->state >= ASYNC_REQ_DONE);
912 if (req->state == ASYNC_REQ_ERROR) {
913 return req->status;
914 }
915
916 status = cli_pull_reply(req, &wct, &vwv, &num_bytes, &bytes);
917 if (!NT_STATUS_IS_OK(status)) {
918 return status;
919 }
920
921 if (wct < 3) {
922 return NT_STATUS_INVALID_NETWORK_RESPONSE;
923 }
924
925 *fnum = SVAL(vwv+2, 0);
926
927 return NT_STATUS_OK;
928 }
929
930 int cli_open(struct cli_state *cli, const char *fname, int flags,
931 int share_mode)
932 {
933 TALLOC_CTX *frame = talloc_stackframe();
934 struct event_context *ev;
935 struct async_req *req;
936 int result = -1;
937
938 if (cli->fd_event != NULL) {
939 /*
940 * Can't use sync call while an async call is in flight
941 */
942 cli_set_error(cli, NT_STATUS_INVALID_PARAMETER);
943 goto fail;
944 }
945
946 ev = event_context_init(frame);
947 if (ev == NULL) {
948 goto fail;
949 }
950
951 req = cli_open_send(frame, ev, cli, fname, flags, share_mode);
952 if (req == NULL) {
953 goto fail;
954 }
955
956 while (req->state < ASYNC_REQ_DONE) {
957 event_loop_once(ev);
958 }
959
960 cli_open_recv(req, &result);
961 fail:
962 TALLOC_FREE(frame);
963 return result;
964 }
965
966 /****************************************************************************
967 Close a file.
968 ****************************************************************************/
969
970 struct async_req *cli_close_send(TALLOC_CTX *mem_ctx, struct event_context *ev,
971 struct cli_state *cli, int fnum)
972 {
973 uint16_t vwv[3];
974
975 SSVAL(vwv+0, 0, fnum);
976 SIVALS(vwv+1, 0, -1);
977
978 return cli_request_send(mem_ctx, ev, cli, SMBclose, 0, 3, vwv,
979 0, NULL);
980 }
981
982 NTSTATUS cli_close_recv(struct async_req *req)
983 {
984 uint8_t wct;
985 uint16_t *vwv;
986 uint16_t num_bytes;
987 uint8_t *bytes;
988
989 SMB_ASSERT(req->state >= ASYNC_REQ_DONE);
990 if (req->state == ASYNC_REQ_ERROR) {
991 return req->status;
992 }
993
994 return cli_pull_reply(req, &wct, &vwv, &num_bytes, &bytes);
995 }
996
997 bool cli_close(struct cli_state *cli, int fnum)
998 {
999 TALLOC_CTX *frame = talloc_stackframe();
1000 struct event_context *ev;
1001 struct async_req *req;
1002 bool result = false;
1003
1004 if (cli->fd_event != NULL) {
1005 /*
1006 * Can't use sync call while an async call is in flight
1007 */
1008 cli_set_error(cli, NT_STATUS_INVALID_PARAMETER);
1009 goto fail;
1010 }
1011
1012 ev = event_context_init(frame);
1013 if (ev == NULL) {
1014 goto fail;
1015 }
1016
1017 req = cli_close_send(frame, ev, cli, fnum);
1018 if (req == NULL) {
1019 goto fail;
1020 }
1021
1022 while (req->state < ASYNC_REQ_DONE) {
1023 event_loop_once(ev);
1024 }
1025
1026 result = NT_STATUS_IS_OK(cli_close_recv(req));
1027 fail:
1028 TALLOC_FREE(frame);
1029 return result;
1030 }
1031
1032 /****************************************************************************
1033 Truncate a file to a specified size
1034 ****************************************************************************/
1035
1036 bool cli_ftruncate(struct cli_state *cli, int fnum, uint64_t size)
1037 {
1038 unsigned int param_len = 6;
1039 unsigned int data_len = 8;
1040 uint16 setup = TRANSACT2_SETFILEINFO;
1041 char param[6];
1042 unsigned char data[8];
1043 char *rparam=NULL, *rdata=NULL;
1044 int saved_timeout = cli->timeout;
1045
1046 SSVAL(param,0,fnum);
1047 SSVAL(param,2,SMB_SET_FILE_END_OF_FILE_INFO);
1048 SSVAL(param,4,0);
1049
1050 SBVAL(data, 0, size);
1051
1052 if (!cli_send_trans(cli, SMBtrans2,
1053 NULL, /* name */
1054 -1, 0, /* fid, flags */
1055 &setup, 1, 0, /* setup, length, max */
1056 param, param_len, 2, /* param, length, max */
1057 (char *)&data, data_len,/* data, length, ... */
1058 cli->max_xmit)) { /* ... max */
1059 cli->timeout = saved_timeout;
1060 return False;
1061 }
1062
1063 if (!cli_receive_trans(cli, SMBtrans2,
1064 &rparam, &param_len,
1065 &rdata, &data_len)) {
1066 cli->timeout = saved_timeout;
1067 SAFE_FREE(rdata);
1068 SAFE_FREE(rparam);
1069 return False;
1070 }
1071
1072 cli->timeout = saved_timeout;
1073
1074 SAFE_FREE(rdata);
1075 SAFE_FREE(rparam);
1076
1077 return True;
1078 }
1079
1080
1081 /****************************************************************************
1082 send a lock with a specified locktype
1083 this is used for testing LOCKING_ANDX_CANCEL_LOCK
1084 ****************************************************************************/
1085
1086 NTSTATUS cli_locktype(struct cli_state *cli, int fnum,
1087 uint32 offset, uint32 len,
1088 int timeout, unsigned char locktype)
1089 {
1090 char *p;
1091 int saved_timeout = cli->timeout;
1092
1093 memset(cli->outbuf,'\0',smb_size);
1094 memset(cli->inbuf,'\0', smb_size);
1095
1096 cli_set_message(cli->outbuf,8,0,True);
1097
1098 SCVAL(cli->outbuf,smb_com,SMBlockingX);
1099 SSVAL(cli->outbuf,smb_tid,cli->cnum);
1100 cli_setup_packet(cli);
1101
1102 SCVAL(cli->outbuf,smb_vwv0,0xFF);
1103 SSVAL(cli->outbuf,smb_vwv2,fnum);
1104 SCVAL(cli->outbuf,smb_vwv3,locktype);
1105 SIVALS(cli->outbuf, smb_vwv4, timeout);
1106 SSVAL(cli->outbuf,smb_vwv6,0);
1107 SSVAL(cli->outbuf,smb_vwv7,1);
1108
1109 p = smb_buf(cli->outbuf);
1110 SSVAL(p, 0, cli->pid);
1111 SIVAL(p, 2, offset);
1112 SIVAL(p, 6, len);
1113
1114 p += 10;
1115
1116 cli_setup_bcc(cli, p);
1117
1118 cli_send_smb(cli);
1119
1120 if (timeout != 0) {
1121 cli->timeout = (timeout == -1) ? 0x7FFFFFFF : (timeout + 2*1000);
1122 }
1123
1124 if (!cli_receive_smb(cli)) {
1125 cli->timeout = saved_timeout;
1126 return NT_STATUS_UNSUCCESSFUL;
1127 }
1128
1129 cli->timeout = saved_timeout;
1130
1131 return cli_nt_error(cli);
1132 }
1133
1134 /****************************************************************************
1135 Lock a file.
1136 note that timeout is in units of 2 milliseconds
1137 ****************************************************************************/
1138
1139 bool cli_lock(struct cli_state *cli, int fnum,
1140 uint32 offset, uint32 len, int timeout, enum brl_type lock_type)
1141 {
1142 char *p;
1143 int saved_timeout = cli->timeout;
1144
1145 memset(cli->outbuf,'\0',smb_size);
1146 memset(cli->inbuf,'\0', smb_size);
1147
1148 cli_set_message(cli->outbuf,8,0,True);
1149
1150 SCVAL(cli->outbuf,smb_com,SMBlockingX);
1151 SSVAL(cli->outbuf,smb_tid,cli->cnum);
1152 cli_setup_packet(cli);
1153
1154 SCVAL(cli->outbuf,smb_vwv0,0xFF);
1155 SSVAL(cli->outbuf,smb_vwv2,fnum);
1156 SCVAL(cli->outbuf,smb_vwv3,(lock_type == READ_LOCK? 1 : 0));
1157 SIVALS(cli->outbuf, smb_vwv4, timeout);
1158 SSVAL(cli->outbuf,smb_vwv6,0);
1159 SSVAL(cli->outbuf,smb_vwv7,1);
1160
1161 p = smb_buf(cli->outbuf);
1162 SSVAL(p, 0, cli->pid);
1163 SIVAL(p, 2, offset);
1164 SIVAL(p, 6, len);
1165
1166 p += 10;
1167
1168 cli_setup_bcc(cli, p);
1169
1170 cli_send_smb(cli);
1171
1172 if (timeout != 0) {
1173 cli->timeout = (timeout == -1) ? 0x7FFFFFFF : (timeout*2 + 5*1000);
1174 }
1175
1176 if (!cli_receive_smb(cli)) {
1177 cli->timeout = saved_timeout;
1178 return False;
1179 }
1180
1181 cli->timeout = saved_timeout;
1182
1183 if (cli_is_error(cli)) {
1184 return False;
1185 }
1186
1187 return True;
1188 }
1189
1190 /****************************************************************************
1191 Unlock a file.
1192 ****************************************************************************/
1193
1194 bool cli_unlock(struct cli_state *cli, int fnum, uint32 offset, uint32 len)
1195 {
1196 char *p;
1197
1198 memset(cli->outbuf,'\0',smb_size);
1199 memset(cli->inbuf,'\0',smb_size);
1200
1201 cli_set_message(cli->outbuf,8,0,True);
1202
1203 SCVAL(cli->outbuf,smb_com,SMBlockingX);
1204 SSVAL(cli->outbuf,smb_tid,cli->cnum);
1205 cli_setup_packet(cli);
1206
1207 SCVAL(cli->outbuf,smb_vwv0,0xFF);
1208 SSVAL(cli->outbuf,smb_vwv2,fnum);
1209 SCVAL(cli->outbuf,smb_vwv3,0);
1210 SIVALS(cli->outbuf, smb_vwv4, 0);
1211 SSVAL(cli->outbuf,smb_vwv6,1);
1212 SSVAL(cli->outbuf,smb_vwv7,0);
1213
1214 p = smb_buf(cli->outbuf);
1215 SSVAL(p, 0, cli->pid);
1216 SIVAL(p, 2, offset);
1217 SIVAL(p, 6, len);
1218 p += 10;
1219 cli_setup_bcc(cli, p);
1220 cli_send_smb(cli);
1221 if (!cli_receive_smb(cli)) {
1222 return False;
1223 }
1224
1225 if (cli_is_error(cli)) {
1226 return False;
1227 }
1228
1229 return True;
1230 }
1231
1232 /****************************************************************************
1233 Lock a file with 64 bit offsets.
1234 ****************************************************************************/
1235
1236 bool cli_lock64(struct cli_state *cli, int fnum,
1237 uint64_t offset, uint64_t len, int timeout, enum brl_type lock_type)
1238 {
1239 char *p;
1240 int saved_timeout = cli->timeout;
1241 int ltype;
1242
1243 if (! (cli->capabilities & CAP_LARGE_FILES)) {
1244 return cli_lock(cli, fnum, offset, len, timeout, lock_type);
1245 }
1246
1247 ltype = (lock_type == READ_LOCK? 1 : 0);
1248 ltype |= LOCKING_ANDX_LARGE_FILES;
1249
1250 memset(cli->outbuf,'\0',smb_size);
1251 memset(cli->inbuf,'\0', smb_size);
1252
1253 cli_set_message(cli->outbuf,8,0,True);
1254
1255 SCVAL(cli->outbuf,smb_com,SMBlockingX);
1256 SSVAL(cli->outbuf,smb_tid,cli->cnum);
1257 cli_setup_packet(cli);
1258
1259 SCVAL(cli->outbuf,smb_vwv0,0xFF);
1260 SSVAL(cli->outbuf,smb_vwv2,fnum);
1261 SCVAL(cli->outbuf,smb_vwv3,ltype);
1262 SIVALS(cli->outbuf, smb_vwv4, timeout);
1263 SSVAL(cli->outbuf,smb_vwv6,0);
1264 SSVAL(cli->outbuf,smb_vwv7,1);
1265
1266 p = smb_buf(cli->outbuf);
1267 SIVAL(p, 0, cli->pid);
1268 SOFF_T_R(p, 4, offset);
1269 SOFF_T_R(p, 12, len);
1270 p += 20;
1271
1272 cli_setup_bcc(cli, p);
1273 cli_send_smb(cli);
1274
1275 if (timeout != 0) {
1276 cli->timeout = (timeout == -1) ? 0x7FFFFFFF : (timeout + 5*1000);
1277 }
1278
1279 if (!cli_receive_smb(cli)) {
1280 cli->timeout = saved_timeout;
1281 return False;
1282 }
1283
1284 cli->timeout = saved_timeout;
1285
1286 if (cli_is_error(cli)) {
1287 return False;
1288 }
1289
1290 return True;
1291 }
1292
1293 /****************************************************************************
1294 Unlock a file with 64 bit offsets.
1295 ****************************************************************************/
1296
1297 bool cli_unlock64(struct cli_state *cli, int fnum, uint64_t offset, uint64_t len)
1298 {
1299 char *p;
1300
1301 if (! (cli->capabilities & CAP_LARGE_FILES)) {
1302 return cli_unlock(cli, fnum, offset, len);
1303 }
1304
1305 memset(cli->outbuf,'\0',smb_size);
1306 memset(cli->inbuf,'\0',smb_size);
1307
1308 cli_set_message(cli->outbuf,8,0,True);
1309
1310 SCVAL(cli->outbuf,smb_com,SMBlockingX);
1311 SSVAL(cli->outbuf,smb_tid,cli->cnum);
1312 cli_setup_packet(cli);
1313
1314 SCVAL(cli->outbuf,smb_vwv0,0xFF);
1315 SSVAL(cli->outbuf,smb_vwv2,fnum);
1316 SCVAL(cli->outbuf,smb_vwv3,LOCKING_ANDX_LARGE_FILES);
1317 SIVALS(cli->outbuf, smb_vwv4, 0);
1318 SSVAL(cli->outbuf,smb_vwv6,1);
1319 SSVAL(cli->outbuf,smb_vwv7,0);
1320
1321 p = smb_buf(cli->outbuf);
1322 SIVAL(p, 0, cli->pid);
1323 SOFF_T_R(p, 4, offset);
1324 SOFF_T_R(p, 12, len);
1325 p += 20;
1326 cli_setup_bcc(cli, p);
1327 cli_send_smb(cli);
1328 if (!cli_receive_smb(cli)) {
1329 return False;
1330 }
1331
1332 if (cli_is_error(cli)) {
1333 return False;
1334 }
1335
1336 return True;
1337 }
1338
1339 /****************************************************************************
1340 Get/unlock a POSIX lock on a file - internal function.
1341 ****************************************************************************/
1342
1343 static bool cli_posix_lock_internal(struct cli_state *cli, int fnum,
1344 uint64_t offset, uint64_t len, bool wait_lock, enum brl_type lock_type)
1345 {
1346 unsigned int param_len = 4;
1347 unsigned int data_len = POSIX_LOCK_DATA_SIZE;
1348 uint16 setup = TRANSACT2_SETFILEINFO;
1349 char param[4];
1350 unsigned char data[POSIX_LOCK_DATA_SIZE];
1351 char *rparam=NULL, *rdata=NULL;
1352 int saved_timeout = cli->timeout;
1353
1354 SSVAL(param,0,fnum);
1355 SSVAL(param,2,SMB_SET_POSIX_LOCK);
1356
1357 switch (lock_type) {
1358 case READ_LOCK:
1359 SSVAL(data, POSIX_LOCK_TYPE_OFFSET, POSIX_LOCK_TYPE_READ);
1360 break;
1361 case WRITE_LOCK:
1362 SSVAL(data, POSIX_LOCK_TYPE_OFFSET, POSIX_LOCK_TYPE_WRITE);
1363 break;
1364 case UNLOCK_LOCK:
1365 SSVAL(data, POSIX_LOCK_TYPE_OFFSET, POSIX_LOCK_TYPE_UNLOCK);
1366 break;
1367 default:
1368 return False;
1369 }
1370
1371 if (wait_lock) {
1372 SSVAL(data, POSIX_LOCK_FLAGS_OFFSET, POSIX_LOCK_FLAG_WAIT);
1373 cli->timeout = 0x7FFFFFFF;
1374 } else {
1375 SSVAL(data, POSIX_LOCK_FLAGS_OFFSET, POSIX_LOCK_FLAG_NOWAIT);
1376 }
1377
1378 SIVAL(data, POSIX_LOCK_PID_OFFSET, cli->pid);
1379 SOFF_T(data, POSIX_LOCK_START_OFFSET, offset);
1380 SOFF_T(data, POSIX_LOCK_LEN_OFFSET, len);
1381
1382 if (!cli_send_trans(cli, SMBtrans2,
1383 NULL, /* name */
1384 -1, 0, /* fid, flags */
1385 &setup, 1, 0, /* setup, length, max */
1386 param, param_len, 2, /* param, length, max */
1387 (char *)&data, data_len, cli->max_xmit /* data, length, max */
1388 )) {
1389 cli->timeout = saved_timeout;
1390 return False;
1391 }
1392
1393 if (!cli_receive_trans(cli, SMBtrans2,
1394 &rparam, &param_len,
1395 &rdata, &data_len)) {
1396 cli->timeout = saved_timeout;
1397 SAFE_FREE(rdata);
1398 SAFE_FREE(rparam);
1399 return False;
1400 }
1401
1402 cli->timeout = saved_timeout;
1403
1404 SAFE_FREE(rdata);
1405 SAFE_FREE(rparam);
1406
1407 return True;
1408 }
1409
1410 /****************************************************************************
1411 POSIX Lock a file.
1412 ****************************************************************************/
1413
1414 bool cli_posix_lock(struct cli_state *cli, int fnum,
1415 uint64_t offset, uint64_t len,
1416 bool wait_lock, enum brl_type lock_type)
1417 {
1418 if (lock_type != READ_LOCK && lock_type != WRITE_LOCK) {
1419 return False;
1420 }
1421 return cli_posix_lock_internal(cli, fnum, offset, len, wait_lock, lock_type);
1422 }
1423
1424 /****************************************************************************
1425 POSIX Unlock a file.
1426 ****************************************************************************/
1427
1428 bool cli_posix_unlock(struct cli_state *cli, int fnum, uint64_t offset, uint64_t len)
1429 {
1430 return cli_posix_lock_internal(cli, fnum, offset, len, False, UNLOCK_LOCK);
1431 }
1432
1433 /****************************************************************************
1434 POSIX Get any lock covering a file.
1435 ****************************************************************************/
1436
1437 bool cli_posix_getlock(struct cli_state *cli, int fnum, uint64_t *poffset, uint64_t *plen)
1438 {
1439 return True;
1440 }
1441
1442 /****************************************************************************
1443 Do a SMBgetattrE call.
1444 ****************************************************************************/
1445
1446 bool cli_getattrE(struct cli_state *cli, int fd,
1447 uint16 *attr, SMB_OFF_T *size,
1448 time_t *change_time,
1449 time_t *access_time,
1450 time_t *write_time)
1451 {
1452 memset(cli->outbuf,'\0',smb_size);
1453 memset(cli->inbuf,'\0',smb_size);
1454
1455 cli_set_message(cli->outbuf,1,0,True);
1456
1457 SCVAL(cli->outbuf,smb_com,SMBgetattrE);
1458 SSVAL(cli->outbuf,smb_tid,cli->cnum);
1459 cli_setup_packet(cli);
1460
1461 SSVAL(cli->outbuf,smb_vwv0,fd);
1462
1463 cli_send_smb(cli);
1464 if (!cli_receive_smb(cli)) {
1465 return False;
1466 }
1467
1468 if (cli_is_error(cli)) {
1469 return False;
1470 }
1471
1472 if (size) {
1473 *size = IVAL(cli->inbuf, smb_vwv6);
1474 }
1475
1476 if (attr) {
1477 *attr = SVAL(cli->inbuf,smb_vwv10);
1478 }
1479
1480 if (change_time) {
1481 *change_time = cli_make_unix_date2(cli, cli->inbuf+smb_vwv0);
1482 }
1483
1484 if (access_time) {
1485 *access_time = cli_make_unix_date2(cli, cli->inbuf+smb_vwv2);
1486 }
1487
1488 if (write_time) {
1489 *write_time = cli_make_unix_date2(cli, cli->inbuf+smb_vwv4);
1490 }
1491
1492 return True;
1493 }
1494
1495 /****************************************************************************
1496 Do a SMBgetatr call
1497 ****************************************************************************/
1498
1499 bool cli_getatr(struct cli_state *cli, const char *fname,
1500 uint16 *attr, SMB_OFF_T *size, time_t *write_time)
1501 {
1502 char *p;
1503
1504 memset(cli->outbuf,'\0',smb_size);
1505 memset(cli->inbuf,'\0',smb_size);
1506
1507 cli_set_message(cli->outbuf,0,0,True);
1508
1509 SCVAL(cli->outbuf,smb_com,SMBgetatr);
1510 SSVAL(cli->outbuf,smb_tid,cli->cnum);
1511 cli_setup_packet(cli);
1512
1513 p = smb_buf(cli->outbuf);
1514 *p++ = 4;
1515 p += clistr_push(cli, p, fname,
1516 cli->bufsize - PTR_DIFF(p,cli->outbuf), STR_TERMINATE);
1517
1518 cli_setup_bcc(cli, p);
1519
1520 cli_send_smb(cli);
1521 if (!cli_receive_smb(cli)) {
1522 return False;
1523 }
1524
1525 if (cli_is_error(cli)) {
1526 return False;
1527 }
1528
1529 if (size) {
1530 *size = IVAL(cli->inbuf, smb_vwv3);
1531 }
1532
1533 if (write_time) {
1534 *write_time = cli_make_unix_date3(cli, cli->inbuf+smb_vwv1);
1535 }
1536
1537 if (attr) {
1538 *attr = SVAL(cli->inbuf,smb_vwv0);
1539 }
1540
1541 return True;
1542 }
1543
1544 /****************************************************************************
1545 Do a SMBsetattrE call.
1546 ****************************************************************************/
1547
1548 bool cli_setattrE(struct cli_state *cli, int fd,
1549 time_t change_time,
1550 time_t access_time,
1551 time_t write_time)
1552
1553 {
1554 char *p;
1555
1556 memset(cli->outbuf,'\0',smb_size);
1557 memset(cli->inbuf,'\0',smb_size);
1558
1559 cli_set_message(cli->outbuf,7,0,True);
1560
1561 SCVAL(cli->outbuf,smb_com,SMBsetattrE);
1562 SSVAL(cli->outbuf,smb_tid,cli->cnum);
1563 cli_setup_packet(cli);
1564
1565 SSVAL(cli->outbuf,smb_vwv0, fd);
1566 cli_put_dos_date2(cli, cli->outbuf,smb_vwv1, change_time);
1567 cli_put_dos_date2(cli, cli->outbuf,smb_vwv3, access_time);
1568 cli_put_dos_date2(cli, cli->outbuf,smb_vwv5, write_time);
1569
1570 p = smb_buf(cli->outbuf);
1571 *p++ = 4;
1572
1573 cli_setup_bcc(cli, p);
1574
1575 cli_send_smb(cli);
1576 if (!cli_receive_smb(cli)) {
1577 return False;
1578 }
1579
1580 if (cli_is_error(cli)) {
1581 return False;
1582 }
1583
1584 return True;
1585 }
1586
1587 /****************************************************************************
1588 Do a SMBsetatr call.
1589 ****************************************************************************/
1590
1591 bool cli_setatr(struct cli_state *cli, const char *fname, uint16 attr, time_t t)
1592 {
1593 char *p;
1594
1595 memset(cli->outbuf,'\0',smb_size);
1596 memset(cli->inbuf,'\0',smb_size);
1597
1598 cli_set_message(cli->outbuf,8,0,True);
1599
1600 SCVAL(cli->outbuf,smb_com,SMBsetatr);
1601 SSVAL(cli->outbuf,smb_tid,cli->cnum);
1602 cli_setup_packet(cli);
1603
1604 SSVAL(cli->outbuf,smb_vwv0, attr);
1605 cli_put_dos_date3(cli, cli->outbuf,smb_vwv1, t);
1606
1607 p = smb_buf(cli->outbuf);
1608 *p++ = 4;
1609 p += clistr_push(cli, p, fname,
1610 cli->bufsize - PTR_DIFF(p,cli->outbuf), STR_TERMINATE);
1611 *p++ = 4;
1612
1613 cli_setup_bcc(cli, p);
1614
1615 cli_send_smb(cli);
1616 if (!cli_receive_smb(cli)) {
1617 return False;
1618 }
1619
1620 if (cli_is_error(cli)) {
1621 return False;
1622 }
1623
1624 return True;
1625 }
1626
1627 /****************************************************************************
1628 Check for existance of a dir.
1629 ****************************************************************************/
1630
1631 bool cli_chkpath(struct cli_state *cli, const char *path)
1632 {
1633 char *path2 = NULL;
1634 char *p;
1635 TALLOC_CTX *frame = talloc_stackframe();
1636
1637 path2 = talloc_strdup(frame, path);
1638 if (!path2) {
1639 TALLOC_FREE(frame);
1640 return false;
1641 }
1642 trim_char(path2,'\0','\\');
1643 if (!*path2) {
1644 path2 = talloc_strdup(frame, "\\");
1645 if (!path2) {
1646 TALLOC_FREE(frame);
1647 return false;
1648 }
1649 }
1650
1651 memset(cli->outbuf,'\0',smb_size);
1652 cli_set_message(cli->outbuf,0,0,True);
1653 SCVAL(cli->outbuf,smb_com,SMBcheckpath);
1654 SSVAL(cli->outbuf,smb_tid,cli->cnum);
1655 cli_setup_packet(cli);
1656 p = smb_buf(cli->outbuf);
1657 *p++ = 4;
1658 p += clistr_push(cli, p, path2,
1659 cli->bufsize - PTR_DIFF(p,cli->outbuf), STR_TERMINATE);
1660
1661 cli_setup_bcc(cli, p);
1662
1663 cli_send_smb(cli);
1664 if (!cli_receive_smb(cli)) {
1665 TALLOC_FREE(frame);
1666 return False;
1667 }
1668
1669 TALLOC_FREE(frame);
1670
1671 if (cli_is_error(cli)) return False;
1672
1673 return True;
1674 }
1675
1676 /****************************************************************************
1677 Query disk space.
1678 ****************************************************************************/
1679
1680 bool cli_dskattr(struct cli_state *cli, int *bsize, int *total, int *avail)
1681 {
1682 memset(cli->outbuf,'\0',smb_size);
1683 cli_set_message(cli->outbuf,0,0,True);
1684 SCVAL(cli->outbuf,smb_com,SMBdskattr);
1685 SSVAL(cli->outbuf,smb_tid,cli->cnum);
1686 cli_setup_packet(cli);
1687
1688 cli_send_smb(cli);
1689 if (!cli_receive_smb(cli)) {
1690 return False;
1691 }
1692
1693 *bsize = SVAL(cli->inbuf,smb_vwv1)*SVAL(cli->inbuf,smb_vwv2);
1694 *total = SVAL(cli->inbuf,smb_vwv0);
1695 *avail = SVAL(cli->inbuf,smb_vwv3);
1696
1697 return True;
1698 }
1699
1700 /****************************************************************************
1701 Create and open a temporary file.
1702 ****************************************************************************/
1703
1704 int cli_ctemp(struct cli_state *cli, const char *path, char **tmp_path)
1705 {
1706 int len;
1707 char *p;
1708
1709 memset(cli->outbuf,'\0',smb_size);
1710 memset(cli->inbuf,'\0',smb_size);
1711
1712 cli_set_message(cli->outbuf,3,0,True);
1713
1714 SCVAL(cli->outbuf,smb_com,SMBctemp);
1715 SSVAL(cli->outbuf,smb_tid,cli->cnum);
1716 cli_setup_packet(cli);
1717
1718 SSVAL(cli->outbuf,smb_vwv0,0);
1719 SIVALS(cli->outbuf,smb_vwv1,-1);
1720
1721 p = smb_buf(cli->outbuf);
1722 *p++ = 4;
1723 p += clistr_push(cli, p, path,
1724 cli->bufsize - PTR_DIFF(p,cli->outbuf), STR_TERMINATE);
1725
1726 cli_setup_bcc(cli, p);
1727
1728 cli_send_smb(cli);
1729 if (!cli_receive_smb(cli)) {
1730 return -1;
1731 }
1732
1733 if (cli_is_error(cli)) {
1734 return -1;
1735 }
1736
1737 /* despite the spec, the result has a -1, followed by
1738 length, followed by name */
1739 p = smb_buf(cli->inbuf);
1740 p += 4;
1741 len = smb_buflen(cli->inbuf) - 4;
1742 if (len <= 0 || len > PATH_MAX) return -1;
1743
1744 if (tmp_path) {
1745 char *path2 = SMB_MALLOC_ARRAY(char, len+1);
1746 if (!path2) {
1747 return -1;
1748 }
1749 clistr_pull(cli, path2, p,
1750 len+1, len, STR_ASCII);
1751 *tmp_path = path2;
1752 }
1753
1754 return SVAL(cli->inbuf,smb_vwv0);
1755 }
1756
1757 /*
1758 send a raw ioctl - used by the torture code
1759 */
1760 NTSTATUS cli_raw_ioctl(struct cli_state *cli, int fnum, uint32 code, DATA_BLOB *blob)
1761 {
1762 memset(cli->outbuf,'\0',smb_size);
1763 memset(cli->inbuf,'\0',smb_size);
1764
1765 cli_set_message(cli->outbuf, 3, 0, True);
1766 SCVAL(cli->outbuf,smb_com,SMBioctl);
1767 cli_setup_packet(cli);
1768
1769 SSVAL(cli->outbuf, smb_vwv0, fnum);
1770 SSVAL(cli->outbuf, smb_vwv1, code>>16);
1771 SSVAL(cli->outbuf, smb_vwv2, (code&0xFFFF));
1772
1773 cli_send_smb(cli);
1774 if (!cli_receive_smb(cli)) {
1775 return NT_STATUS_UNEXPECTED_NETWORK_ERROR;
1776 }
1777
1778 if (cli_is_error(cli)) {
1779 return cli_nt_error(cli);
1780 }
1781
1782 *blob = data_blob_null;
1783
1784 return NT_STATUS_OK;
1785 }
1786
1787 /*********************************************************
1788 Set an extended attribute utility fn.
1789 *********************************************************/
1790
1791 static bool cli_set_ea(struct cli_state *cli, uint16 setup, char *param, unsigned int param_len,
1792 const char *ea_name, const char *ea_val, size_t ea_len)
1793 {
1794 unsigned int data_len = 0;
1795 char *data = NULL;
1796 char *rparam=NULL, *rdata=NULL;
1797 char *p;
1798 size_t ea_namelen = strlen(ea_name);
1799
1800 if (ea_namelen == 0 && ea_len == 0) {
1801 data_len = 4;
1802 data = (char *)SMB_MALLOC(data_len);
1803 if (!data) {
1804 return False;
1805 }
1806 p = data;
1807 SIVAL(p,0,data_len);
1808 } else {
1809 data_len = 4 + 4 + ea_namelen + 1 + ea_len;
1810 data = (char *)SMB_MALLOC(data_len);
1811 if (!data) {
1812 return False;
1813 }
1814 p = data;
1815 SIVAL(p,0,data_len);
1816 p += 4;
1817 SCVAL(p, 0, 0); /* EA flags. */
1818 SCVAL(p, 1, ea_namelen);
1819 SSVAL(p, 2, ea_len);
1820 memcpy(p+4, ea_name, ea_namelen+1); /* Copy in the name. */
1821 memcpy(p+4+ea_namelen+1, ea_val, ea_len);
1822 }
1823
1824 if (!cli_send_trans(cli, SMBtrans2,
1825 NULL, /* name */
1826 -1, 0, /* fid, flags */
1827 &setup, 1, 0, /* setup, length, max */
1828 param, param_len, 2, /* param, length, max */
1829 data, data_len, cli->max_xmit /* data, length, max */
1830 )) {
1831 SAFE_FREE(data);
1832 return False;
1833 }
1834
1835 if (!cli_receive_trans(cli, SMBtrans2,
1836 &rparam, &param_len,
1837 &rdata, &data_len)) {
1838 SAFE_FREE(data);
1839 return false;
1840 }
1841
1842 SAFE_FREE(data);
1843 SAFE_FREE(rdata);
1844 SAFE_FREE(rparam);
1845
1846 return True;
1847 }
1848
1849 /*********************************************************
1850 Set an extended attribute on a pathname.
1851 *********************************************************/
1852
1853 bool cli_set_ea_path(struct cli_state *cli, const char *path, const char *ea_name, const char *ea_val, size_t ea_len)
1854 {
1855 uint16 setup = TRANSACT2_SETPATHINFO;
1856 unsigned int param_len = 0;
1857 char *param;
1858 size_t srclen = 2*(strlen(path)+1);
1859 char *p;
1860 bool ret;
1861
1862 param = SMB_MALLOC_ARRAY(char, 6+srclen+2);
1863 if (!param) {
1864 return false;
1865 }
1866 memset(param, '\0', 6);
1867 SSVAL(param,0,SMB_INFO_SET_EA);
1868 p = &param[6];
1869
1870 p += clistr_push(cli, p, path, srclen, STR_TERMINATE);
1871 param_len = PTR_DIFF(p, param);
1872
1873 ret = cli_set_ea(cli, setup, param, param_len, ea_name, ea_val, ea_len);
1874 SAFE_FREE(param);
1875 return ret;
1876 }
1877
1878 /*********************************************************
1879 Set an extended attribute on an fnum.
1880 *********************************************************/
1881
1882 bool cli_set_ea_fnum(struct cli_state *cli, int fnum, const char *ea_name, const char *ea_val, size_t ea_len)
1883 {
1884 char param[6];
1885 uint16 setup = TRANSACT2_SETFILEINFO;
1886
1887 memset(param, 0, 6);
1888 SSVAL(param,0,fnum);
1889 SSVAL(param,2,SMB_INFO_SET_EA);
1890
1891 return cli_set_ea(cli, setup, param, 6, ea_name, ea_val, ea_len);
1892 }
1893
1894 /*********************************************************
1895 Get an extended attribute list utility fn.
1896 *********************************************************/
1897
1898 static bool cli_get_ea_list(struct cli_state *cli,
1899 uint16 setup, char *param, unsigned int param_len,
1900 TALLOC_CTX *ctx,
1901 size_t *pnum_eas,
1902 struct ea_struct **pea_list)
1903 {
1904 unsigned int data_len = 0;
1905 unsigned int rparam_len, rdata_len;
1906 char *rparam=NULL, *rdata=NULL;
1907 char *p;
1908 size_t ea_size;
1909 size_t num_eas;
1910 bool ret = False;
1911 struct ea_struct *ea_list;
1912
1913 *pnum_eas = 0;
1914 if (pea_list) {
1915 *pea_list = NULL;
1916 }
1917
1918 if (!cli_send_trans(cli, SMBtrans2,
1919 NULL, /* Name */
1920 -1, 0, /* fid, flags */
1921 &setup, 1, 0, /* setup, length, max */
1922 param, param_len, 10, /* param, length, max */
1923 NULL, data_len, cli->max_xmit /* data, length, max */
1924 )) {
1925 return False;
1926 }
1927
1928 if (!cli_receive_trans(cli, SMBtrans2,
1929 &rparam, &rparam_len,
1930 &rdata, &rdata_len)) {
1931 return False;
1932 }
1933
1934 if (!rdata || rdata_len < 4) {
1935 goto out;
1936 }
1937
1938 ea_size = (size_t)IVAL(rdata,0);
1939 if (ea_size > rdata_len) {
1940 goto out;
1941 }
1942
1943 if (ea_size == 0) {
1944 /* No EA's present. */
1945 ret = True;
1946 goto out;
1947 }
1948
1949 p = rdata + 4;
1950 ea_size -= 4;
1951
1952 /* Validate the EA list and count it. */
1953 for (num_eas = 0; ea_size >= 4; num_eas++) {
1954 unsigned int ea_namelen = CVAL(p,1);
1955 unsigned int ea_valuelen = SVAL(p,2);
1956 if (ea_namelen == 0) {
1957 goto out;
1958 }
1959 if (4 + ea_namelen + 1 + ea_valuelen > ea_size) {
1960 goto out;
1961 }
1962 ea_size -= 4 + ea_namelen + 1 + ea_valuelen;
1963 p += 4 + ea_namelen + 1 + ea_valuelen;
1964 }
1965
1966 if (num_eas == 0) {
1967 ret = True;
1968 goto out;
1969 }
1970
1971 *pnum_eas = num_eas;
1972 if (!pea_list) {
1973 /* Caller only wants number of EA's. */
1974 ret = True;
1975 goto out;
1976 }
1977
1978 ea_list = TALLOC_ARRAY(ctx, struct ea_struct, num_eas);
1979 if (!ea_list) {
1980 goto out;
1981 }
1982
1983 ea_size = (size_t)IVAL(rdata,0);
1984 p = rdata + 4;
1985
1986 for (num_eas = 0; num_eas < *pnum_eas; num_eas++ ) {
1987 struct ea_struct *ea = &ea_list[num_eas];
1988 fstring unix_ea_name;
1989 unsigned int ea_namelen = CVAL(p,1);
1990 unsigned int ea_valuelen = SVAL(p,2);
1991
1992 ea->flags = CVAL(p,0);
1993 unix_ea_name[0] = '\0';
1994 pull_ascii_fstring(unix_ea_name, p + 4);
1995 ea->name = talloc_strdup(ctx, unix_ea_name);
1996 /* Ensure the value is null terminated (in case it's a string). */
1997 ea->value = data_blob_talloc(ctx, NULL, ea_valuelen + 1);
1998 if (!ea->value.data) {
1999 goto out;
2000 }
2001 if (ea_valuelen) {
2002 memcpy(ea->value.data, p+4+ea_namelen+1, ea_valuelen);
2003 }
2004 ea->value.data[ea_valuelen] = 0;
2005 ea->value.length--;
2006 p += 4 + ea_namelen + 1 + ea_valuelen;
2007 }
2008
2009 *pea_list = ea_list;
2010 ret = True;
2011
2012 out :
2013
2014 SAFE_FREE(rdata);
2015 SAFE_FREE(rparam);
2016 return ret;
2017 }
2018
2019 /*********************************************************
2020 Get an extended attribute list from a pathname.
2021 *********************************************************/
2022
2023 bool cli_get_ea_list_path(struct cli_state *cli, const char *path,
2024 TALLOC_CTX *ctx,
2025 size_t *pnum_eas,
2026 struct ea_struct **pea_list)
2027 {
2028 uint16 setup = TRANSACT2_QPATHINFO;
2029 unsigned int param_len = 0;
2030 char *param;
2031 char *p;
2032 size_t srclen = 2*(strlen(path)+1);
2033 bool ret;
2034
2035 param = SMB_MALLOC_ARRAY(char, 6+srclen+2);
2036 if (!param) {
2037 return false;
2038 }
2039 p = param;
2040 memset(p, 0, 6);
2041 SSVAL(p, 0, SMB_INFO_QUERY_ALL_EAS);
2042 p += 6;
2043 p += clistr_push(cli, p, path, srclen, STR_TERMINATE);
2044 param_len = PTR_DIFF(p, param);
2045
2046 ret = cli_get_ea_list(cli, setup, param, param_len, ctx, pnum_eas, pea_list);
2047 SAFE_FREE(param);
2048 return ret;
2049 }
2050
2051 /*********************************************************
2052 Get an extended attribute list from an fnum.
2053 *********************************************************/
2054
2055 bool cli_get_ea_list_fnum(struct cli_state *cli, int fnum,
2056 TALLOC_CTX *ctx,
2057 size_t *pnum_eas,
2058 struct ea_struct **pea_list)
2059 {
2060 uint16 setup = TRANSACT2_QFILEINFO;
2061 char param[6];
2062
2063 memset(param, 0, 6);
2064 SSVAL(param,0,fnum);
2065 SSVAL(param,2,SMB_INFO_SET_EA);
2066
2067 return cli_get_ea_list(cli, setup, param, 6, ctx, pnum_eas, pea_list);
2068 }
2069
2070 /****************************************************************************
2071 Convert open "flags" arg to uint32 on wire.
2072 ****************************************************************************/
2073
2074 static uint32 open_flags_to_wire(int flags)
2075 {
2076 int open_mode = flags & O_ACCMODE;
2077 uint32 ret = 0;
2078
2079 switch (open_mode) {
2080 case O_WRONLY:
2081 ret |= SMB_O_WRONLY;
2082 break;
2083 case O_RDWR:
2084 ret |= SMB_O_RDWR;
2085 break;
2086 default:
2087 case O_RDONLY:
2088 ret |= SMB_O_RDONLY;
2089 break;
2090 }
2091
2092 if (flags & O_CREAT) {
2093 ret |= SMB_O_CREAT;
2094 }
2095 if (flags & O_EXCL) {
2096 ret |= SMB_O_EXCL;
2097 }
2098 if (flags & O_TRUNC) {
2099 ret |= SMB_O_TRUNC;
2100 }
2101 #if defined(O_SYNC)
2102 if (flags & O_SYNC) {
2103 ret |= SMB_O_SYNC;
2104 }
2105 #endif /* O_SYNC */
2106 if (flags & O_APPEND) {
2107 ret |= SMB_O_APPEND;
2108 }
2109 #if defined(O_DIRECT)
2110 if (flags & O_DIRECT) {
2111 ret |= SMB_O_DIRECT;
2112 }
2113 #endif
2114 #if defined(O_DIRECTORY)
2115 if (flags & O_DIRECTORY) {
2116 ret &= ~(SMB_O_RDONLY|SMB_O_RDWR|SMB_O_WRONLY);
2117 ret |= SMB_O_DIRECTORY;
2118 }
2119 #endif
2120 return ret;
2121 }
2122
2123 /****************************************************************************
2124 Open a file - POSIX semantics. Returns fnum. Doesn't request oplock.
2125 ****************************************************************************/
2126
2127 static int cli_posix_open_internal(struct cli_state *cli, const char *fname, int flags, mode_t mode, bool is_dir)
2128 {
2129 unsigned int data_len = 0;
2130 unsigned int param_len = 0;
2131 uint16 setup = TRANSACT2_SETPATHINFO;
2132 char *param;
2133 char data[18];
2134 char *rparam=NULL, *rdata=NULL;
2135 char *p;
2136 int fnum = -1;
2137 uint32 wire_flags = open_flags_to_wire(flags);
2138 size_t srclen = 2*(strlen(fname)+1);
2139
2140 param = SMB_MALLOC_ARRAY(char, 6+srclen+2);
2141 if (!param) {
2142 return false;
2143 }
2144 memset(param, '\0', 6);
2145 SSVAL(param,0, SMB_POSIX_PATH_OPEN);
2146 p = &param[6];
2147
2148 p += clistr_push(cli, p, fname, srclen, STR_TERMINATE);
2149 param_len = PTR_DIFF(p, param);
2150
2151 if (is_dir) {
2152 wire_flags &= ~(SMB_O_RDONLY|SMB_O_RDWR|SMB_O_WRONLY);
2153 wire_flags |= SMB_O_DIRECTORY;
2154 }
2155
2156 p = data;
2157 SIVAL(p,0,0); /* No oplock. */
2158 SIVAL(p,4,wire_flags);
2159 SIVAL(p,8,unix_perms_to_wire(mode));
2160 SIVAL(p,12,0); /* Top bits of perms currently undefined. */
2161 SSVAL(p,16,SMB_NO_INFO_LEVEL_RETURNED); /* No info level returned. */
2162
2163 data_len = 18;
2164
2165 if (!cli_send_trans(cli, SMBtrans2,
2166 NULL, /* name */
2167 -1, 0, /* fid, flags */
2168 &setup, 1, 0, /* setup, length, max */
2169 param, param_len, 2, /* param, length, max */
2170 (char *)&data, data_len, cli->max_xmit /* data, length, max */
2171 )) {
2172 SAFE_FREE(param);
2173 return -1;
2174 }
2175
2176 SAFE_FREE(param);
2177
2178 if (!cli_receive_trans(cli, SMBtrans2,
2179 &rparam, &param_len,
2180 &rdata, &data_len)) {
2181 return -1;
2182 }
2183
2184 fnum = SVAL(rdata,2);
2185
2186 SAFE_FREE(rdata);
2187 SAFE_FREE(rparam);
2188
2189 return fnum;
2190 }
2191
2192 /****************************************************************************
2193 open - POSIX semantics.
2194 ****************************************************************************/
2195
2196 int cli_posix_open(struct cli_state *cli, const char *fname, int flags, mode_t mode)
2197 {
2198 return cli_posix_open_internal(cli, fname, flags, mode, False);
2199 }
2200
2201 /****************************************************************************
2202 mkdir - POSIX semantics.
2203 ****************************************************************************/
2204
2205 int cli_posix_mkdir(struct cli_state *cli, const char *fname, mode_t mode)
2206 {
2207 return (cli_posix_open_internal(cli, fname, O_CREAT, mode, True) == -1) ? -1 : 0;
2208 }
2209
2210 /****************************************************************************
2211 unlink or rmdir - POSIX semantics.
2212 ****************************************************************************/
2213
2214 static bool cli_posix_unlink_internal(struct cli_state *cli, const char *fname, bool is_dir)
2215 {
2216 unsigned int data_len = 0;
2217 unsigned int param_len = 0;
2218 uint16 setup = TRANSACT2_SETPATHINFO;
2219 char *param;
2220 char data[2];
2221 char *rparam=NULL, *rdata=NULL;
2222 char *p;
2223 size_t srclen = 2*(strlen(fname)+1);
2224
2225 param = SMB_MALLOC_ARRAY(char, 6+srclen+2);
2226 if (!param) {
2227 return false;
2228 }
2229 memset(param, '\0', 6);
2230 SSVAL(param,0, SMB_POSIX_PATH_UNLINK);
2231 p = &param[6];
2232
2233 p += clistr_push(cli, p, fname, srclen, STR_TERMINATE);
2234 param_len = PTR_DIFF(p, param);
2235
2236 SSVAL(data, 0, is_dir ? SMB_POSIX_UNLINK_DIRECTORY_TARGET :
2237 SMB_POSIX_UNLINK_FILE_TARGET);
2238 data_len = 2;
2239
2240 if (!cli_send_trans(cli, SMBtrans2,
2241 NULL, /* name */
2242 -1, 0, /* fid, flags */
2243 &setup, 1, 0, /* setup, length, max */
2244 param, param_len, 2, /* param, length, max */
2245 (char *)&data, data_len, cli->max_xmit /* data, length, max */
2246 )) {
2247 SAFE_FREE(param);
2248 return False;
2249 }
2250
2251 SAFE_FREE(param);
2252
2253 if (!cli_receive_trans(cli, SMBtrans2,
2254 &rparam, &param_len,
2255 &rdata, &data_len)) {
2256 return False;
2257 }
2258
2259 SAFE_FREE(rdata);
2260 SAFE_FREE(rparam);
2261
2262 return True;
2263 }
2264
2265 /****************************************************************************
2266 unlink - POSIX semantics.
2267 ****************************************************************************/
2268
2269 bool cli_posix_unlink(struct cli_state *cli, const char *fname)
2270 {
2271 return cli_posix_unlink_internal(cli, fname, False);
2272 }
2273
2274 /****************************************************************************
2275 rmdir - POSIX semantics.
2276 ****************************************************************************/
2277
2278 int cli_posix_rmdir(struct cli_state *cli, const char *fname)
2279 {
2280 return cli_posix_unlink_internal(cli, fname, True);
2281 }