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More janitorial duties, fixing the BIG_UINT changes for large offsets.
[Samba/gbeck.git] / source / libsmb / clifile.c
blob31d7ea5911d60e919ccf01743c6e8d9183f52d68
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 2 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, write to the Free Software
19 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 */
21
22 #define NO_SYSLOG
23
24 #include "includes.h"
25
26 /****************************************************************************
27 Hard/Symlink a file (UNIX extensions).
28 ****************************************************************************/
29
30 static BOOL cli_link_internal(struct cli_state *cli, const char *fname_src, const char *fname_dst, BOOL hard_link)
31 {
32 int data_len = 0;
33 int param_len = 0;
34 uint16 setup = TRANSACT2_SETPATHINFO;
35 char param[sizeof(pstring)+6];
36 pstring data;
37 char *rparam=NULL, *rdata=NULL;
38 char *p;
39
40 memset(param, 0, sizeof(param));
41 SSVAL(param,0,hard_link ? SMB_SET_FILE_UNIX_HLINK : SMB_SET_FILE_UNIX_LINK);
42 p = &param[6];
43
44 p += clistr_push(cli, p, fname_src, -1, STR_TERMINATE);
45 param_len = PTR_DIFF(p, param);
46
47 p = data;
48 p += clistr_push(cli, p, fname_dst, -1, STR_TERMINATE);
49 data_len = PTR_DIFF(p, data);
50
51 if (!cli_send_trans(cli, SMBtrans2,
52 NULL, /* name */
53 -1, 0, /* fid, flags */
54 &setup, 1, 0, /* setup, length, max */
55 param, param_len, 2, /* param, length, max */
56 (char *)&data, data_len, cli->max_xmit /* data, length, max */
57 )) {
58 return False;
59 }
60
61 if (!cli_receive_trans(cli, SMBtrans2,
62 &rparam, &param_len,
63 &rdata, &data_len)) {
64 return False;
65 }
66
67 SAFE_FREE(rdata);
68 SAFE_FREE(rparam);
69
70 return True;
71 }
72
73 /****************************************************************************
74 Map standard UNIX permissions onto wire representations.
75 ****************************************************************************/
76
77 uint32 unix_perms_to_wire(mode_t perms)
78 {
79 unsigned int ret = 0;
80
81 ret |= ((perms & S_IXOTH) ? UNIX_X_OTH : 0);
82 ret |= ((perms & S_IWOTH) ? UNIX_W_OTH : 0);
83 ret |= ((perms & S_IROTH) ? UNIX_R_OTH : 0);
84 ret |= ((perms & S_IXGRP) ? UNIX_X_GRP : 0);
85 ret |= ((perms & S_IWGRP) ? UNIX_W_GRP : 0);
86 ret |= ((perms & S_IRGRP) ? UNIX_R_GRP : 0);
87 ret |= ((perms & S_IXUSR) ? UNIX_X_USR : 0);
88 ret |= ((perms & S_IWUSR) ? UNIX_W_USR : 0);
89 ret |= ((perms & S_IRUSR) ? UNIX_R_USR : 0);
90 #ifdef S_ISVTX
91 ret |= ((perms & S_ISVTX) ? UNIX_STICKY : 0);
92 #endif
93 #ifdef S_ISGID
94 ret |= ((perms & S_ISGID) ? UNIX_SET_GID : 0);
95 #endif
96 #ifdef S_ISUID
97 ret |= ((perms & S_ISUID) ? UNIX_SET_UID : 0);
98 #endif
99 return ret;
100 }
101
102 /****************************************************************************
103 Symlink a file (UNIX extensions).
104 ****************************************************************************/
105
106 BOOL cli_unix_symlink(struct cli_state *cli, const char *fname_src, const char *fname_dst)
107 {
108 return cli_link_internal(cli, fname_src, fname_dst, False);
109 }
110
111 /****************************************************************************
112 Hard a file (UNIX extensions).
113 ****************************************************************************/
114
115 BOOL cli_unix_hardlink(struct cli_state *cli, const char *fname_src, const char *fname_dst)
116 {
117 return cli_link_internal(cli, fname_src, fname_dst, True);
118 }
119
120 /****************************************************************************
121 Chmod or chown a file internal (UNIX extensions).
122 ****************************************************************************/
123
124 static BOOL cli_unix_chmod_chown_internal(struct cli_state *cli, const char *fname, uint32 mode, uint32 uid, uint32 gid)
125 {
126 int data_len = 0;
127 int param_len = 0;
128 uint16 setup = TRANSACT2_SETPATHINFO;
129 char param[sizeof(pstring)+6];
130 char data[100];
131 char *rparam=NULL, *rdata=NULL;
132 char *p;
133
134 memset(param, 0, sizeof(param));
135 memset(data, 0, sizeof(data));
136 SSVAL(param,0,SMB_SET_FILE_UNIX_BASIC);
137 p = &param[6];
138
139 p += clistr_push(cli, p, fname, -1, STR_TERMINATE);
140 param_len = PTR_DIFF(p, param);
141
142 SIVAL(data,40,uid);
143 SIVAL(data,48,gid);
144 SIVAL(data,84,mode);
145
146 data_len = 100;
147
148 if (!cli_send_trans(cli, SMBtrans2,
149 NULL, /* name */
150 -1, 0, /* fid, flags */
151 &setup, 1, 0, /* setup, length, max */
152 param, param_len, 2, /* param, length, max */
153 (char *)&data, data_len, cli->max_xmit /* data, length, max */
154 )) {
155 return False;
156 }
157
158 if (!cli_receive_trans(cli, SMBtrans2,
159 &rparam, &param_len,
160 &rdata, &data_len)) {
161 return False;
162 }
163
164 SAFE_FREE(rdata);
165 SAFE_FREE(rparam);
166
167 return True;
168 }
169
170 /****************************************************************************
171 chmod a file (UNIX extensions).
172 ****************************************************************************/
173
174 BOOL cli_unix_chmod(struct cli_state *cli, const char *fname, mode_t mode)
175 {
176 return cli_unix_chmod_chown_internal(cli, fname,
177 unix_perms_to_wire(mode), SMB_UID_NO_CHANGE, SMB_GID_NO_CHANGE);
178 }
179
180 /****************************************************************************
181 chown a file (UNIX extensions).
182 ****************************************************************************/
183
184 BOOL cli_unix_chown(struct cli_state *cli, const char *fname, uid_t uid, gid_t gid)
185 {
186 return cli_unix_chmod_chown_internal(cli, fname, SMB_MODE_NO_CHANGE, (uint32)uid, (uint32)gid);
187 }
188
189 /****************************************************************************
190 Rename a file.
191 ****************************************************************************/
192
193 BOOL cli_rename(struct cli_state *cli, const char *fname_src, const char *fname_dst)
194 {
195 char *p;
196
197 memset(cli->outbuf,'\0',smb_size);
198 memset(cli->inbuf,'\0',smb_size);
199
200 set_message(cli->outbuf,1, 0, True);
201
202 SCVAL(cli->outbuf,smb_com,SMBmv);
203 SSVAL(cli->outbuf,smb_tid,cli->cnum);
204 cli_setup_packet(cli);
205
206 SSVAL(cli->outbuf,smb_vwv0,aSYSTEM | aHIDDEN | aDIR);
207
208 p = smb_buf(cli->outbuf);
209 *p++ = 4;
210 p += clistr_push(cli, p, fname_src, -1, STR_TERMINATE);
211 *p++ = 4;
212 p += clistr_push(cli, p, fname_dst, -1, STR_TERMINATE);
213
214 cli_setup_bcc(cli, p);
215
216 cli_send_smb(cli);
217 if (!cli_receive_smb(cli))
218 return False;
219
220 if (cli_is_error(cli))
221 return False;
222
223 return True;
224 }
225
226 /****************************************************************************
227 Delete a file.
228 ****************************************************************************/
229
230 BOOL cli_unlink(struct cli_state *cli, const char *fname)
231 {
232 char *p;
233
234 memset(cli->outbuf,'\0',smb_size);
235 memset(cli->inbuf,'\0',smb_size);
236
237 set_message(cli->outbuf,1, 0,True);
238
239 SCVAL(cli->outbuf,smb_com,SMBunlink);
240 SSVAL(cli->outbuf,smb_tid,cli->cnum);
241 cli_setup_packet(cli);
242
243 SSVAL(cli->outbuf,smb_vwv0,aSYSTEM | aHIDDEN);
244
245 p = smb_buf(cli->outbuf);
246 *p++ = 4;
247 p += clistr_push(cli, p, fname, -1, STR_TERMINATE);
248
249 cli_setup_bcc(cli, p);
250 cli_send_smb(cli);
251 if (!cli_receive_smb(cli)) {
252 return False;
253 }
254
255 if (cli_is_error(cli)) {
256 return False;
257 }
258
259 return True;
260 }
261
262 /****************************************************************************
263 Create a directory.
264 ****************************************************************************/
265
266 BOOL cli_mkdir(struct cli_state *cli, const char *dname)
267 {
268 char *p;
269
270 memset(cli->outbuf,'\0',smb_size);
271 memset(cli->inbuf,'\0',smb_size);
272
273 set_message(cli->outbuf,0, 0,True);
274
275 SCVAL(cli->outbuf,smb_com,SMBmkdir);
276 SSVAL(cli->outbuf,smb_tid,cli->cnum);
277 cli_setup_packet(cli);
278
279 p = smb_buf(cli->outbuf);
280 *p++ = 4;
281 p += clistr_push(cli, p, dname, -1, STR_TERMINATE);
282
283 cli_setup_bcc(cli, p);
284
285 cli_send_smb(cli);
286 if (!cli_receive_smb(cli)) {
287 return False;
288 }
289
290 if (cli_is_error(cli)) {
291 return False;
292 }
293
294 return True;
295 }
296
297 /****************************************************************************
298 Remove a directory.
299 ****************************************************************************/
300
301 BOOL cli_rmdir(struct cli_state *cli, const char *dname)
302 {
303 char *p;
304
305 memset(cli->outbuf,'\0',smb_size);
306 memset(cli->inbuf,'\0',smb_size);
307
308 set_message(cli->outbuf,0, 0, True);
309
310 SCVAL(cli->outbuf,smb_com,SMBrmdir);
311 SSVAL(cli->outbuf,smb_tid,cli->cnum);
312 cli_setup_packet(cli);
313
314 p = smb_buf(cli->outbuf);
315 *p++ = 4;
316 p += clistr_push(cli, p, dname, -1, STR_TERMINATE);
317
318 cli_setup_bcc(cli, p);
319
320 cli_send_smb(cli);
321 if (!cli_receive_smb(cli)) {
322 return False;
323 }
324
325 if (cli_is_error(cli)) {
326 return False;
327 }
328
329 return True;
330 }
331
332 /****************************************************************************
333 Set or clear the delete on close flag.
334 ****************************************************************************/
335
336 int cli_nt_delete_on_close(struct cli_state *cli, int fnum, BOOL flag)
337 {
338 int data_len = 1;
339 int param_len = 6;
340 uint16 setup = TRANSACT2_SETFILEINFO;
341 pstring param;
342 unsigned char data;
343 char *rparam=NULL, *rdata=NULL;
344
345 memset(param, 0, param_len);
346 SSVAL(param,0,fnum);
347 SSVAL(param,2,SMB_SET_FILE_DISPOSITION_INFO);
348
349 data = flag ? 1 : 0;
350
351 if (!cli_send_trans(cli, SMBtrans2,
352 NULL, /* name */
353 -1, 0, /* fid, flags */
354 &setup, 1, 0, /* setup, length, max */
355 param, param_len, 2, /* param, length, max */
356 (char *)&data, data_len, cli->max_xmit /* data, length, max */
357 )) {
358 return False;
359 }
360
361 if (!cli_receive_trans(cli, SMBtrans2,
362 &rparam, &param_len,
363 &rdata, &data_len)) {
364 return False;
365 }
366
367 SAFE_FREE(rdata);
368 SAFE_FREE(rparam);
369
370 return True;
371 }
372
373 /****************************************************************************
374 Open a file - exposing the full horror of the NT API :-).
375 Used in smbtorture.
376 ****************************************************************************/
377
378 int cli_nt_create_full(struct cli_state *cli, const char *fname, uint32 DesiredAccess,
379 uint32 FileAttributes, uint32 ShareAccess,
380 uint32 CreateDisposition, uint32 CreateOptions)
381 {
382 char *p;
383 int len;
384
385 memset(cli->outbuf,'\0',smb_size);
386 memset(cli->inbuf,'\0',smb_size);
387
388 set_message(cli->outbuf,24,0,True);
389
390 SCVAL(cli->outbuf,smb_com,SMBntcreateX);
391 SSVAL(cli->outbuf,smb_tid,cli->cnum);
392 cli_setup_packet(cli);
393
394 SSVAL(cli->outbuf,smb_vwv0,0xFF);
395 if (cli->use_oplocks)
396 SIVAL(cli->outbuf,smb_ntcreate_Flags, REQUEST_OPLOCK|REQUEST_BATCH_OPLOCK);
397 else
398 SIVAL(cli->outbuf,smb_ntcreate_Flags, 0);
399 SIVAL(cli->outbuf,smb_ntcreate_RootDirectoryFid, 0x0);
400 SIVAL(cli->outbuf,smb_ntcreate_DesiredAccess, DesiredAccess);
401 SIVAL(cli->outbuf,smb_ntcreate_FileAttributes, FileAttributes);
402 SIVAL(cli->outbuf,smb_ntcreate_ShareAccess, ShareAccess);
403 SIVAL(cli->outbuf,smb_ntcreate_CreateDisposition, CreateDisposition);
404 SIVAL(cli->outbuf,smb_ntcreate_CreateOptions, CreateOptions);
405 SIVAL(cli->outbuf,smb_ntcreate_ImpersonationLevel, 0x02);
406
407 p = smb_buf(cli->outbuf);
408 /* this alignment and termination is critical for netapp filers. Don't change */
409 p += clistr_align_out(cli, p, 0);
410 len = clistr_push(cli, p, fname, -1, 0);
411 p += len;
412 SSVAL(cli->outbuf,smb_ntcreate_NameLength, len);
413 /* sigh. this copes with broken netapp filer behaviour */
414 p += clistr_push(cli, p, "", -1, STR_TERMINATE);
415
416 cli_setup_bcc(cli, p);
417
418 cli_send_smb(cli);
419 if (!cli_receive_smb(cli)) {
420 return -1;
421 }
422
423 if (cli_is_error(cli)) {
424 return -1;
425 }
426
427 return SVAL(cli->inbuf,smb_vwv2 + 1);
428 }
429
430 /****************************************************************************
431 Open a file.
432 ****************************************************************************/
433
434 int cli_nt_create(struct cli_state *cli, const char *fname, uint32 DesiredAccess)
435 {
436 return cli_nt_create_full(cli, fname, DesiredAccess, 0,
437 FILE_SHARE_READ|FILE_SHARE_WRITE, FILE_EXISTS_OPEN, 0x0);
438 }
439
440 /****************************************************************************
441 Open a file
442 WARNING: if you open with O_WRONLY then getattrE won't work!
443 ****************************************************************************/
444
445 int cli_open(struct cli_state *cli, const char *fname, int flags, int share_mode)
446 {
447 char *p;
448 unsigned openfn=0;
449 unsigned accessmode=0;
450
451 if (flags & O_CREAT)
452 openfn |= (1<<4);
453 if (!(flags & O_EXCL)) {
454 if (flags & O_TRUNC)
455 openfn |= (1<<1);
456 else
457 openfn |= (1<<0);
458 }
459
460 accessmode = (share_mode<<4);
461
462 if ((flags & O_ACCMODE) == O_RDWR) {
463 accessmode |= 2;
464 } else if ((flags & O_ACCMODE) == O_WRONLY) {
465 accessmode |= 1;
466 }
467
468 #if defined(O_SYNC)
469 if ((flags & O_SYNC) == O_SYNC) {
470 accessmode |= (1<<14);
471 }
472 #endif /* O_SYNC */
473
474 if (share_mode == DENY_FCB) {
475 accessmode = 0xFF;
476 }
477
478 memset(cli->outbuf,'\0',smb_size);
479 memset(cli->inbuf,'\0',smb_size);
480
481 set_message(cli->outbuf,15,0,True);
482
483 SCVAL(cli->outbuf,smb_com,SMBopenX);
484 SSVAL(cli->outbuf,smb_tid,cli->cnum);
485 cli_setup_packet(cli);
486
487 SSVAL(cli->outbuf,smb_vwv0,0xFF);
488 SSVAL(cli->outbuf,smb_vwv2,0); /* no additional info */
489 SSVAL(cli->outbuf,smb_vwv3,accessmode);
490 SSVAL(cli->outbuf,smb_vwv4,aSYSTEM | aHIDDEN);
491 SSVAL(cli->outbuf,smb_vwv5,0);
492 SSVAL(cli->outbuf,smb_vwv8,openfn);
493
494 if (cli->use_oplocks) {
495 /* if using oplocks then ask for a batch oplock via
496 core and extended methods */
497 SCVAL(cli->outbuf,smb_flg, CVAL(cli->outbuf,smb_flg)|
498 FLAG_REQUEST_OPLOCK|FLAG_REQUEST_BATCH_OPLOCK);
499 SSVAL(cli->outbuf,smb_vwv2,SVAL(cli->outbuf,smb_vwv2) | 6);
500 }
501
502 p = smb_buf(cli->outbuf);
503 p += clistr_push(cli, p, fname, -1, STR_TERMINATE);
504
505 cli_setup_bcc(cli, p);
506
507 cli_send_smb(cli);
508 if (!cli_receive_smb(cli)) {
509 return -1;
510 }
511
512 if (cli_is_error(cli)) {
513 return -1;
514 }
515
516 return SVAL(cli->inbuf,smb_vwv2);
517 }
518
519 /****************************************************************************
520 Close a file.
521 ****************************************************************************/
522
523 BOOL cli_close(struct cli_state *cli, int fnum)
524 {
525 memset(cli->outbuf,'\0',smb_size);
526 memset(cli->inbuf,'\0',smb_size);
527
528 set_message(cli->outbuf,3,0,True);
529
530 SCVAL(cli->outbuf,smb_com,SMBclose);
531 SSVAL(cli->outbuf,smb_tid,cli->cnum);
532 cli_setup_packet(cli);
533
534 SSVAL(cli->outbuf,smb_vwv0,fnum);
535 SIVALS(cli->outbuf,smb_vwv1,-1);
536
537 cli_send_smb(cli);
538 if (!cli_receive_smb(cli)) {
539 return False;
540 }
541
542 return !cli_is_error(cli);
543 }
544
545
546 /****************************************************************************
547 send a lock with a specified locktype
548 this is used for testing LOCKING_ANDX_CANCEL_LOCK
549 ****************************************************************************/
550 NTSTATUS cli_locktype(struct cli_state *cli, int fnum,
551 uint32 offset, uint32 len, int timeout, unsigned char locktype)
552 {
553 char *p;
554 int saved_timeout = cli->timeout;
555
556 memset(cli->outbuf,'\0',smb_size);
557 memset(cli->inbuf,'\0', smb_size);
558
559 set_message(cli->outbuf,8,0,True);
560
561 SCVAL(cli->outbuf,smb_com,SMBlockingX);
562 SSVAL(cli->outbuf,smb_tid,cli->cnum);
563 cli_setup_packet(cli);
564
565 SCVAL(cli->outbuf,smb_vwv0,0xFF);
566 SSVAL(cli->outbuf,smb_vwv2,fnum);
567 SCVAL(cli->outbuf,smb_vwv3,locktype);
568 SIVALS(cli->outbuf, smb_vwv4, timeout);
569 SSVAL(cli->outbuf,smb_vwv6,0);
570 SSVAL(cli->outbuf,smb_vwv7,1);
571
572 p = smb_buf(cli->outbuf);
573 SSVAL(p, 0, cli->pid);
574 SIVAL(p, 2, offset);
575 SIVAL(p, 6, len);
576
577 p += 10;
578
579 cli_setup_bcc(cli, p);
580
581 cli_send_smb(cli);
582
583 if (timeout != 0) {
584 cli->timeout = (timeout == -1) ? 0x7FFFFFFF : (timeout + 2*1000);
585 }
586
587 if (!cli_receive_smb(cli)) {
588 cli->timeout = saved_timeout;
589 return NT_STATUS_UNSUCCESSFUL;
590 }
591
592 cli->timeout = saved_timeout;
593
594 return cli_nt_error(cli);
595 }
596
597
598 /****************************************************************************
599 Lock a file.
600 ****************************************************************************/
601
602 BOOL cli_lock(struct cli_state *cli, int fnum,
603 uint32 offset, uint32 len, int timeout, enum brl_type lock_type)
604 {
605 char *p;
606 int saved_timeout = cli->timeout;
607
608 memset(cli->outbuf,'\0',smb_size);
609 memset(cli->inbuf,'\0', smb_size);
610
611 set_message(cli->outbuf,8,0,True);
612
613 SCVAL(cli->outbuf,smb_com,SMBlockingX);
614 SSVAL(cli->outbuf,smb_tid,cli->cnum);
615 cli_setup_packet(cli);
616
617 SCVAL(cli->outbuf,smb_vwv0,0xFF);
618 SSVAL(cli->outbuf,smb_vwv2,fnum);
619 SCVAL(cli->outbuf,smb_vwv3,(lock_type == READ_LOCK? 1 : 0));
620 SIVALS(cli->outbuf, smb_vwv4, timeout);
621 SSVAL(cli->outbuf,smb_vwv6,0);
622 SSVAL(cli->outbuf,smb_vwv7,1);
623
624 p = smb_buf(cli->outbuf);
625 SSVAL(p, 0, cli->pid);
626 SIVAL(p, 2, offset);
627 SIVAL(p, 6, len);
628
629 p += 10;
630
631 cli_setup_bcc(cli, p);
632
633 cli_send_smb(cli);
634
635 if (timeout != 0) {
636 cli->timeout = (timeout == -1) ? 0x7FFFFFFF : (timeout + 2*1000);
637 }
638
639 if (!cli_receive_smb(cli)) {
640 cli->timeout = saved_timeout;
641 return False;
642 }
643
644 cli->timeout = saved_timeout;
645
646 if (cli_is_error(cli)) {
647 return False;
648 }
649
650 return True;
651 }
652
653 /****************************************************************************
654 Unlock a file.
655 ****************************************************************************/
656
657 BOOL cli_unlock(struct cli_state *cli, int fnum, uint32 offset, uint32 len)
658 {
659 char *p;
660
661 memset(cli->outbuf,'\0',smb_size);
662 memset(cli->inbuf,'\0',smb_size);
663
664 set_message(cli->outbuf,8,0,True);
665
666 SCVAL(cli->outbuf,smb_com,SMBlockingX);
667 SSVAL(cli->outbuf,smb_tid,cli->cnum);
668 cli_setup_packet(cli);
669
670 SCVAL(cli->outbuf,smb_vwv0,0xFF);
671 SSVAL(cli->outbuf,smb_vwv2,fnum);
672 SCVAL(cli->outbuf,smb_vwv3,0);
673 SIVALS(cli->outbuf, smb_vwv4, 0);
674 SSVAL(cli->outbuf,smb_vwv6,1);
675 SSVAL(cli->outbuf,smb_vwv7,0);
676
677 p = smb_buf(cli->outbuf);
678 SSVAL(p, 0, cli->pid);
679 SIVAL(p, 2, offset);
680 SIVAL(p, 6, len);
681 p += 10;
682 cli_setup_bcc(cli, p);
683 cli_send_smb(cli);
684 if (!cli_receive_smb(cli)) {
685 return False;
686 }
687
688 if (cli_is_error(cli)) {
689 return False;
690 }
691
692 return True;
693 }
694
695 /****************************************************************************
696 Lock a file with 64 bit offsets.
697 ****************************************************************************/
698
699 BOOL cli_lock64(struct cli_state *cli, int fnum,
700 SMB_BIG_UINT offset, SMB_BIG_UINT len, int timeout, enum brl_type lock_type)
701 {
702 char *p;
703 int saved_timeout = cli->timeout;
704 int ltype;
705
706 if (! (cli->capabilities & CAP_LARGE_FILES)) {
707 return cli_lock(cli, fnum, offset, len, timeout, lock_type);
708 }
709
710 ltype = (lock_type == READ_LOCK? 1 : 0);
711 ltype |= LOCKING_ANDX_LARGE_FILES;
712
713 memset(cli->outbuf,'\0',smb_size);
714 memset(cli->inbuf,'\0', smb_size);
715
716 set_message(cli->outbuf,8,0,True);
717
718 SCVAL(cli->outbuf,smb_com,SMBlockingX);
719 SSVAL(cli->outbuf,smb_tid,cli->cnum);
720 cli_setup_packet(cli);
721
722 SCVAL(cli->outbuf,smb_vwv0,0xFF);
723 SSVAL(cli->outbuf,smb_vwv2,fnum);
724 SCVAL(cli->outbuf,smb_vwv3,ltype);
725 SIVALS(cli->outbuf, smb_vwv4, timeout);
726 SSVAL(cli->outbuf,smb_vwv6,0);
727 SSVAL(cli->outbuf,smb_vwv7,1);
728
729 p = smb_buf(cli->outbuf);
730 SIVAL(p, 0, cli->pid);
731 SOFF_T_R(p, 4, offset);
732 SOFF_T_R(p, 12, len);
733 p += 20;
734
735 cli_setup_bcc(cli, p);
736 cli_send_smb(cli);
737
738 if (timeout != 0) {
739 cli->timeout = (timeout == -1) ? 0x7FFFFFFF : (timeout + 5*1000);
740 }
741
742 if (!cli_receive_smb(cli)) {
743 cli->timeout = saved_timeout;
744 return False;
745 }
746
747 cli->timeout = saved_timeout;
748
749 if (cli_is_error(cli)) {
750 return False;
751 }
752
753 return True;
754 }
755
756 /****************************************************************************
757 Unlock a file with 64 bit offsets.
758 ****************************************************************************/
759
760 BOOL cli_unlock64(struct cli_state *cli, int fnum, SMB_BIG_UINT offset, SMB_BIG_UINT len)
761 {
762 char *p;
763
764 if (! (cli->capabilities & CAP_LARGE_FILES)) {
765 return cli_unlock(cli, fnum, offset, len);
766 }
767
768 memset(cli->outbuf,'\0',smb_size);
769 memset(cli->inbuf,'\0',smb_size);
770
771 set_message(cli->outbuf,8,0,True);
772
773 SCVAL(cli->outbuf,smb_com,SMBlockingX);
774 SSVAL(cli->outbuf,smb_tid,cli->cnum);
775 cli_setup_packet(cli);
776
777 SCVAL(cli->outbuf,smb_vwv0,0xFF);
778 SSVAL(cli->outbuf,smb_vwv2,fnum);
779 SCVAL(cli->outbuf,smb_vwv3,LOCKING_ANDX_LARGE_FILES);
780 SIVALS(cli->outbuf, smb_vwv4, 0);
781 SSVAL(cli->outbuf,smb_vwv6,1);
782 SSVAL(cli->outbuf,smb_vwv7,0);
783
784 p = smb_buf(cli->outbuf);
785 SIVAL(p, 0, cli->pid);
786 SOFF_T_R(p, 4, offset);
787 SOFF_T_R(p, 12, len);
788 p += 20;
789 cli_setup_bcc(cli, p);
790 cli_send_smb(cli);
791 if (!cli_receive_smb(cli)) {
792 return False;
793 }
794
795 if (cli_is_error(cli)) {
796 return False;
797 }
798
799 return True;
800 }
801
802
803 /****************************************************************************
804 Do a SMBgetattrE call.
805 ****************************************************************************/
806
807 BOOL cli_getattrE(struct cli_state *cli, int fd,
808 uint16 *attr, SMB_BIG_UINT *size,
809 time_t *c_time, time_t *a_time, time_t *m_time)
810 {
811 memset(cli->outbuf,'\0',smb_size);
812 memset(cli->inbuf,'\0',smb_size);
813
814 set_message(cli->outbuf,1,0,True);
815
816 SCVAL(cli->outbuf,smb_com,SMBgetattrE);
817 SSVAL(cli->outbuf,smb_tid,cli->cnum);
818 cli_setup_packet(cli);
819
820 SSVAL(cli->outbuf,smb_vwv0,fd);
821
822 cli_send_smb(cli);
823 if (!cli_receive_smb(cli)) {
824 return False;
825 }
826
827 if (cli_is_error(cli)) {
828 return False;
829 }
830
831 if (size) {
832 *size = IVAL(cli->inbuf, smb_vwv6);
833 }
834
835 if (attr) {
836 *attr = SVAL(cli->inbuf,smb_vwv10);
837 }
838
839 if (c_time) {
840 *c_time = make_unix_date3(cli->inbuf+smb_vwv0);
841 }
842
843 if (a_time) {
844 *a_time = make_unix_date3(cli->inbuf+smb_vwv2);
845 }
846
847 if (m_time) {
848 *m_time = make_unix_date3(cli->inbuf+smb_vwv4);
849 }
850
851 return True;
852 }
853
854 /****************************************************************************
855 Do a SMBgetatr call
856 ****************************************************************************/
857
858 BOOL cli_getatr(struct cli_state *cli, const char *fname,
859 uint16 *attr, size_t *size, time_t *t)
860 {
861 char *p;
862
863 memset(cli->outbuf,'\0',smb_size);
864 memset(cli->inbuf,'\0',smb_size);
865
866 set_message(cli->outbuf,0,0,True);
867
868 SCVAL(cli->outbuf,smb_com,SMBgetatr);
869 SSVAL(cli->outbuf,smb_tid,cli->cnum);
870 cli_setup_packet(cli);
871
872 p = smb_buf(cli->outbuf);
873 *p++ = 4;
874 p += clistr_push(cli, p, fname, -1, STR_TERMINATE);
875
876 cli_setup_bcc(cli, p);
877
878 cli_send_smb(cli);
879 if (!cli_receive_smb(cli)) {
880 return False;
881 }
882
883 if (cli_is_error(cli)) {
884 return False;
885 }
886
887 if (size) {
888 *size = IVAL(cli->inbuf, smb_vwv3);
889 }
890
891 if (t) {
892 *t = make_unix_date3(cli->inbuf+smb_vwv1);
893 }
894
895 if (attr) {
896 *attr = SVAL(cli->inbuf,smb_vwv0);
897 }
898
899
900 return True;
901 }
902
903 /****************************************************************************
904 Do a SMBsetatr call.
905 ****************************************************************************/
906
907 BOOL cli_setatr(struct cli_state *cli, const char *fname, uint16 attr, time_t t)
908 {
909 char *p;
910
911 memset(cli->outbuf,'\0',smb_size);
912 memset(cli->inbuf,'\0',smb_size);
913
914 set_message(cli->outbuf,8,0,True);
915
916 SCVAL(cli->outbuf,smb_com,SMBsetatr);
917 SSVAL(cli->outbuf,smb_tid,cli->cnum);
918 cli_setup_packet(cli);
919
920 SSVAL(cli->outbuf,smb_vwv0, attr);
921 put_dos_date3(cli->outbuf,smb_vwv1, t);
922
923 p = smb_buf(cli->outbuf);
924 *p++ = 4;
925 p += clistr_push(cli, p, fname, -1, STR_TERMINATE);
926 *p++ = 4;
927
928 cli_setup_bcc(cli, p);
929
930 cli_send_smb(cli);
931 if (!cli_receive_smb(cli)) {
932 return False;
933 }
934
935 if (cli_is_error(cli)) {
936 return False;
937 }
938
939 return True;
940 }
941
942 /****************************************************************************
943 Check for existance of a dir.
944 ****************************************************************************/
945
946 BOOL cli_chkpath(struct cli_state *cli, const char *path)
947 {
948 pstring path2;
949 char *p;
950
951 safe_strcpy(path2,path,sizeof(pstring));
952 trim_string(path2,NULL,"\\");
953 if (!*path2) *path2 = '\\';
954
955 memset(cli->outbuf,'\0',smb_size);
956 set_message(cli->outbuf,0,0,True);
957 SCVAL(cli->outbuf,smb_com,SMBchkpth);
958 SSVAL(cli->outbuf,smb_tid,cli->cnum);
959 cli_setup_packet(cli);
960 p = smb_buf(cli->outbuf);
961 *p++ = 4;
962 p += clistr_push(cli, p, path2, -1, STR_TERMINATE);
963
964 cli_setup_bcc(cli, p);
965
966 cli_send_smb(cli);
967 if (!cli_receive_smb(cli)) {
968 return False;
969 }
970
971 if (cli_is_error(cli)) return False;
972
973 return True;
974 }
975
976 /****************************************************************************
977 Query disk space.
978 ****************************************************************************/
979
980 BOOL cli_dskattr(struct cli_state *cli, int *bsize, int *total, int *avail)
981 {
982 memset(cli->outbuf,'\0',smb_size);
983 set_message(cli->outbuf,0,0,True);
984 SCVAL(cli->outbuf,smb_com,SMBdskattr);
985 SSVAL(cli->outbuf,smb_tid,cli->cnum);
986 cli_setup_packet(cli);
987
988 cli_send_smb(cli);
989 if (!cli_receive_smb(cli)) {
990 return False;
991 }
992
993 *bsize = SVAL(cli->inbuf,smb_vwv1)*SVAL(cli->inbuf,smb_vwv2);
994 *total = SVAL(cli->inbuf,smb_vwv0);
995 *avail = SVAL(cli->inbuf,smb_vwv3);
996
997 return True;
998 }
999
1000 /****************************************************************************
1001 Create and open a temporary file.
1002 ****************************************************************************/
1003
1004 int cli_ctemp(struct cli_state *cli, const char *path, char **tmp_path)
1005 {
1006 int len;
1007 char *p;
1008
1009 memset(cli->outbuf,'\0',smb_size);
1010 memset(cli->inbuf,'\0',smb_size);
1011
1012 set_message(cli->outbuf,3,0,True);
1013
1014 SCVAL(cli->outbuf,smb_com,SMBctemp);
1015 SSVAL(cli->outbuf,smb_tid,cli->cnum);
1016 cli_setup_packet(cli);
1017
1018 SSVAL(cli->outbuf,smb_vwv0,0);
1019 SIVALS(cli->outbuf,smb_vwv1,-1);
1020
1021 p = smb_buf(cli->outbuf);
1022 *p++ = 4;
1023 p += clistr_push(cli, p, path, -1, STR_TERMINATE);
1024
1025 cli_setup_bcc(cli, p);
1026
1027 cli_send_smb(cli);
1028 if (!cli_receive_smb(cli)) {
1029 return -1;
1030 }
1031
1032 if (cli_is_error(cli)) {
1033 return -1;
1034 }
1035
1036 /* despite the spec, the result has a -1, followed by
1037 length, followed by name */
1038 p = smb_buf(cli->inbuf);
1039 p += 4;
1040 len = smb_buflen(cli->inbuf) - 4;
1041 if (len <= 0) return -1;
1042
1043 if (tmp_path) {
1044 pstring path2;
1045 clistr_pull(cli, path2, p,
1046 sizeof(path2), len, STR_ASCII);
1047 *tmp_path = strdup(path2);
1048 }
1049
1050 return SVAL(cli->inbuf,smb_vwv0);
1051 }
WIP