source: branches/samba-3.0/source/libsmb/clifile.c@ 134

Last change on this file since 134 was 53, checked in by Paul Smedley, 18 years ago

Fixes BUFFER OVERFLOW problem with WinXP Server
File size: 51.6 KB
Line 
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#include "includes.h"
23
24/****************************************************************************
25 Hard/Symlink a file (UNIX extensions).
26 Creates new name (sym)linked to oldname.
27****************************************************************************/
28
29static BOOL cli_link_internal(struct cli_state *cli, const char *oldname, const char *newname, BOOL hard_link)
30{
31 unsigned int data_len = 0;
32 unsigned int param_len = 0;
33 uint16 setup = TRANSACT2_SETPATHINFO;
34 char param[sizeof(pstring)+6];
35 pstring data;
36 char *rparam=NULL, *rdata=NULL;
37 char *p;
38 size_t oldlen = 2*(strlen(oldname)+1);
39 size_t newlen = 2*(strlen(newname)+1);
40
41 memset(param, 0, sizeof(param));
42 SSVAL(param,0,hard_link ? SMB_SET_FILE_UNIX_HLINK : SMB_SET_FILE_UNIX_LINK);
43 p = &param[6];
44
45 p += clistr_push(cli, p, newname, MIN(newlen, sizeof(param)-6), STR_TERMINATE);
46 param_len = PTR_DIFF(p, param);
47
48 p = data;
49 p += clistr_push(cli, p, oldname, MIN(oldlen,sizeof(data)), STR_TERMINATE);
50 data_len = PTR_DIFF(p, data);
51
52 if (!cli_send_trans(cli, SMBtrans2,
53 NULL, /* name */
54 -1, 0, /* fid, flags */
55 &setup, 1, 0, /* setup, length, max */
56 param, param_len, 2, /* param, length, max */
57 (char *)&data, data_len, cli->max_xmit /* data, length, max */
58 )) {
59 return False;
60 }
61
62 if (!cli_receive_trans(cli, SMBtrans2,
63 &rparam, &param_len,
64 &rdata, &data_len)) {
65 return False;
66 }
67
68 SAFE_FREE(rdata);
69 SAFE_FREE(rparam);
70
71 return True;
72}
73
74/****************************************************************************
75 Map standard UNIX permissions onto wire representations.
76****************************************************************************/
77
78uint32 unix_perms_to_wire(mode_t perms)
79{
80 unsigned int ret = 0;
81
82 ret |= ((perms & S_IXOTH) ? UNIX_X_OTH : 0);
83 ret |= ((perms & S_IWOTH) ? UNIX_W_OTH : 0);
84 ret |= ((perms & S_IROTH) ? UNIX_R_OTH : 0);
85 ret |= ((perms & S_IXGRP) ? UNIX_X_GRP : 0);
86 ret |= ((perms & S_IWGRP) ? UNIX_W_GRP : 0);
87 ret |= ((perms & S_IRGRP) ? UNIX_R_GRP : 0);
88 ret |= ((perms & S_IXUSR) ? UNIX_X_USR : 0);
89 ret |= ((perms & S_IWUSR) ? UNIX_W_USR : 0);
90 ret |= ((perms & S_IRUSR) ? UNIX_R_USR : 0);
91#ifdef S_ISVTX
92 ret |= ((perms & S_ISVTX) ? UNIX_STICKY : 0);
93#endif
94#ifdef S_ISGID
95 ret |= ((perms & S_ISGID) ? UNIX_SET_GID : 0);
96#endif
97#ifdef S_ISUID
98 ret |= ((perms & S_ISUID) ? UNIX_SET_UID : 0);
99#endif
100 return ret;
101}
102
103/****************************************************************************
104 Map wire permissions to standard UNIX.
105****************************************************************************/
106
107mode_t wire_perms_to_unix(uint32 perms)
108{
109 mode_t ret = (mode_t)0;
110
111 ret |= ((perms & UNIX_X_OTH) ? S_IXOTH : 0);
112 ret |= ((perms & UNIX_W_OTH) ? S_IWOTH : 0);
113 ret |= ((perms & UNIX_R_OTH) ? S_IROTH : 0);
114 ret |= ((perms & UNIX_X_GRP) ? S_IXGRP : 0);
115 ret |= ((perms & UNIX_W_GRP) ? S_IWGRP : 0);
116 ret |= ((perms & UNIX_R_GRP) ? S_IRGRP : 0);
117 ret |= ((perms & UNIX_X_USR) ? S_IXUSR : 0);
118 ret |= ((perms & UNIX_W_USR) ? S_IWUSR : 0);
119 ret |= ((perms & UNIX_R_USR) ? S_IRUSR : 0);
120#ifdef S_ISVTX
121 ret |= ((perms & UNIX_STICKY) ? S_ISVTX : 0);
122#endif
123#ifdef S_ISGID
124 ret |= ((perms & UNIX_SET_GID) ? S_ISGID : 0);
125#endif
126#ifdef S_ISUID
127 ret |= ((perms & UNIX_SET_UID) ? S_ISUID : 0);
128#endif
129 return ret;
130}
131
132/****************************************************************************
133 Return the file type from the wire filetype for UNIX extensions.
134****************************************************************************/
135
136static mode_t unix_filetype_from_wire(uint32 wire_type)
137{
138 switch (wire_type) {
139 case UNIX_TYPE_FILE:
140 return S_IFREG;
141 case UNIX_TYPE_DIR:
142 return S_IFDIR;
143#ifdef S_IFLNK
144 case UNIX_TYPE_SYMLINK:
145 return S_IFLNK;
146#endif
147#ifdef S_IFCHR
148 case UNIX_TYPE_CHARDEV:
149 return S_IFCHR;
150#endif
151#ifdef S_IFBLK
152 case UNIX_TYPE_BLKDEV:
153 return S_IFBLK;
154#endif
155#ifdef S_IFIFO
156 case UNIX_TYPE_FIFO:
157 return S_IFIFO;
158#endif
159#ifdef S_IFSOCK
160 case UNIX_TYPE_SOCKET:
161 return S_IFSOCK;
162#endif
163 default:
164 return (mode_t)0;
165 }
166}
167
168/****************************************************************************
169 Do a POSIX getfacl (UNIX extensions).
170****************************************************************************/
171
172BOOL cli_unix_getfacl(struct cli_state *cli, const char *name, size_t *prb_size, char **retbuf)
173{
174 unsigned int param_len = 0;
175 unsigned int data_len = 0;
176 uint16 setup = TRANSACT2_QPATHINFO;
177 char param[sizeof(pstring)+6];
178 char *rparam=NULL, *rdata=NULL;
179 char *p;
180
181 p = param;
182 memset(p, 0, 6);
183 SSVAL(p, 0, SMB_QUERY_POSIX_ACL);
184 p += 6;
185 p += clistr_push(cli, p, name, sizeof(pstring)-6, STR_TERMINATE);
186 param_len = PTR_DIFF(p, param);
187
188 if (!cli_send_trans(cli, SMBtrans2,
189 NULL, /* name */
190 -1, 0, /* fid, flags */
191 &setup, 1, 0, /* setup, length, max */
192 param, param_len, 2, /* param, length, max */
193 NULL, 0, cli->max_xmit /* data, length, max */
194 )) {
195 return False;
196 }
197
198 if (!cli_receive_trans(cli, SMBtrans2,
199 &rparam, &param_len,
200 &rdata, &data_len)) {
201 return False;
202 }
203
204 if (data_len < 6) {
205 SAFE_FREE(rdata);
206 SAFE_FREE(rparam);
207 return False;
208 }
209
210 SAFE_FREE(rparam);
211 *retbuf = rdata;
212 *prb_size = (size_t)data_len;
213
214 return True;
215}
216
217/****************************************************************************
218 Stat a file (UNIX extensions).
219****************************************************************************/
220
221BOOL cli_unix_stat(struct cli_state *cli, const char *name, SMB_STRUCT_STAT *sbuf)
222{
223 unsigned int param_len = 0;
224 unsigned int data_len = 0;
225 uint16 setup = TRANSACT2_QPATHINFO;
226 char param[sizeof(pstring)+6];
227 char *rparam=NULL, *rdata=NULL;
228 char *p;
229
230 ZERO_STRUCTP(sbuf);
231
232 p = param;
233 memset(p, 0, 6);
234 SSVAL(p, 0, SMB_QUERY_FILE_UNIX_BASIC);
235 p += 6;
236 p += clistr_push(cli, p, name, sizeof(pstring)-6, STR_TERMINATE);
237 param_len = PTR_DIFF(p, param);
238
239 if (!cli_send_trans(cli, SMBtrans2,
240 NULL, /* name */
241 -1, 0, /* fid, flags */
242 &setup, 1, 0, /* setup, length, max */
243 param, param_len, 2, /* param, length, max */
244 NULL, 0, cli->max_xmit /* data, length, max */
245 )) {
246 return False;
247 }
248
249 if (!cli_receive_trans(cli, SMBtrans2,
250 &rparam, &param_len,
251 &rdata, &data_len)) {
252 return False;
253 }
254
255 if (data_len < 96) {
256 SAFE_FREE(rdata);
257 SAFE_FREE(rparam);
258 return False;
259 }
260
261 sbuf->st_size = IVAL2_TO_SMB_BIG_UINT(rdata,0); /* total size, in bytes */
262 sbuf->st_blocks = IVAL2_TO_SMB_BIG_UINT(rdata,8); /* number of blocks allocated */
263#if defined (HAVE_STAT_ST_BLOCKS) && defined(STAT_ST_BLOCKSIZE)
264 sbuf->st_blocks /= STAT_ST_BLOCKSIZE;
265#else
266 /* assume 512 byte blocks */
267 sbuf->st_blocks /= 512;
268#endif
269 set_ctimespec(sbuf, interpret_long_date(rdata + 16)); /* time of last change */
270 set_atimespec(sbuf, interpret_long_date(rdata + 24)); /* time of last access */
271 set_mtimespec(sbuf, interpret_long_date(rdata + 32)); /* time of last modification */
272
273 sbuf->st_uid = (uid_t) IVAL(rdata,40); /* user ID of owner */
274 sbuf->st_gid = (gid_t) IVAL(rdata,48); /* group ID of owner */
275 sbuf->st_mode |= unix_filetype_from_wire(IVAL(rdata, 56));
276#if defined(HAVE_MAKEDEV)
277 {
278 uint32 dev_major = IVAL(rdata,60);
279 uint32 dev_minor = IVAL(rdata,68);
280 sbuf->st_rdev = makedev(dev_major, dev_minor);
281 }
282#endif
283 sbuf->st_ino = (SMB_INO_T)IVAL2_TO_SMB_BIG_UINT(rdata,76); /* inode */
284 sbuf->st_mode |= wire_perms_to_unix(IVAL(rdata,84)); /* protection */
285 sbuf->st_nlink = IVAL(rdata,92); /* number of hard links */
286
287 SAFE_FREE(rdata);
288 SAFE_FREE(rparam);
289
290 return True;
291}
292
293/****************************************************************************
294 Symlink a file (UNIX extensions).
295****************************************************************************/
296
297BOOL cli_unix_symlink(struct cli_state *cli, const char *oldname, const char *newname)
298{
299 return cli_link_internal(cli, oldname, newname, False);
300}
301
302/****************************************************************************
303 Hard a file (UNIX extensions).
304****************************************************************************/
305
306BOOL cli_unix_hardlink(struct cli_state *cli, const char *oldname, const char *newname)
307{
308 return cli_link_internal(cli, oldname, newname, True);
309}
310
311/****************************************************************************
312 Chmod or chown a file internal (UNIX extensions).
313****************************************************************************/
314
315static BOOL cli_unix_chmod_chown_internal(struct cli_state *cli, const char *fname, uint32 mode, uint32 uid, uint32 gid)
316{
317 unsigned int data_len = 0;
318 unsigned int param_len = 0;
319 uint16 setup = TRANSACT2_SETPATHINFO;
320 char param[sizeof(pstring)+6];
321 char data[100];
322 char *rparam=NULL, *rdata=NULL;
323 char *p;
324
325 memset(param, 0, sizeof(param));
326 memset(data, 0, sizeof(data));
327 SSVAL(param,0,SMB_SET_FILE_UNIX_BASIC);
328 p = &param[6];
329
330 p += clistr_push(cli, p, fname, -1, STR_TERMINATE);
331 param_len = PTR_DIFF(p, param);
332
333 memset(data, 0xff, 40); /* Set all sizes/times to no change. */
334
335 SIVAL(data,40,uid);
336 SIVAL(data,48,gid);
337 SIVAL(data,84,mode);
338
339 data_len = 100;
340
341 if (!cli_send_trans(cli, SMBtrans2,
342 NULL, /* name */
343 -1, 0, /* fid, flags */
344 &setup, 1, 0, /* setup, length, max */
345 param, param_len, 2, /* param, length, max */
346 (char *)&data, data_len, cli->max_xmit /* data, length, max */
347 )) {
348 return False;
349 }
350
351 if (!cli_receive_trans(cli, SMBtrans2,
352 &rparam, &param_len,
353 &rdata, &data_len)) {
354 return False;
355 }
356
357 SAFE_FREE(rdata);
358 SAFE_FREE(rparam);
359
360 return True;
361}
362
363/****************************************************************************
364 chmod a file (UNIX extensions).
365****************************************************************************/
366
367BOOL cli_unix_chmod(struct cli_state *cli, const char *fname, mode_t mode)
368{
369 return cli_unix_chmod_chown_internal(cli, fname,
370 unix_perms_to_wire(mode), SMB_UID_NO_CHANGE, SMB_GID_NO_CHANGE);
371}
372
373/****************************************************************************
374 chown a file (UNIX extensions).
375****************************************************************************/
376
377BOOL cli_unix_chown(struct cli_state *cli, const char *fname, uid_t uid, gid_t gid)
378{
379 return cli_unix_chmod_chown_internal(cli, fname, SMB_MODE_NO_CHANGE, (uint32)uid, (uint32)gid);
380}
381
382/****************************************************************************
383 Rename a file.
384****************************************************************************/
385
386BOOL cli_rename(struct cli_state *cli, const char *fname_src, const char *fname_dst)
387{
388 char *p;
389
390 memset(cli->outbuf,'\0',smb_size);
391 memset(cli->inbuf,'\0',smb_size);
392
393 set_message(cli->outbuf,1, 0, True);
394
395 SCVAL(cli->outbuf,smb_com,SMBmv);
396 SSVAL(cli->outbuf,smb_tid,cli->cnum);
397 cli_setup_packet(cli);
398
399 SSVAL(cli->outbuf,smb_vwv0,aSYSTEM | aHIDDEN | aDIR);
400
401 p = smb_buf(cli->outbuf);
402 *p++ = 4;
403 p += clistr_push(cli, p, fname_src, -1, STR_TERMINATE);
404 *p++ = 4;
405 p += clistr_push(cli, p, fname_dst, -1, STR_TERMINATE);
406
407 cli_setup_bcc(cli, p);
408
409 cli_send_smb(cli);
410 if (!cli_receive_smb(cli))
411 return False;
412
413 if (cli_is_error(cli))
414 return False;
415
416 return True;
417}
418
419/****************************************************************************
420 NT Rename a file.
421****************************************************************************/
422
423BOOL cli_ntrename(struct cli_state *cli, const char *fname_src, const char *fname_dst)
424{
425 char *p;
426
427 memset(cli->outbuf,'\0',smb_size);
428 memset(cli->inbuf,'\0',smb_size);
429
430 set_message(cli->outbuf, 4, 0, True);
431
432 SCVAL(cli->outbuf,smb_com,SMBntrename);
433 SSVAL(cli->outbuf,smb_tid,cli->cnum);
434 cli_setup_packet(cli);
435
436 SSVAL(cli->outbuf,smb_vwv0,aSYSTEM | aHIDDEN | aDIR);
437 SSVAL(cli->outbuf,smb_vwv1, RENAME_FLAG_RENAME);
438
439 p = smb_buf(cli->outbuf);
440 *p++ = 4;
441 p += clistr_push(cli, p, fname_src, -1, STR_TERMINATE);
442 *p++ = 4;
443 p += clistr_push(cli, p, fname_dst, -1, STR_TERMINATE);
444
445 cli_setup_bcc(cli, p);
446
447 cli_send_smb(cli);
448 if (!cli_receive_smb(cli))
449 return False;
450
451 if (cli_is_error(cli))
452 return False;
453
454 return True;
455}
456
457/****************************************************************************
458 NT hardlink a file.
459****************************************************************************/
460
461BOOL cli_nt_hardlink(struct cli_state *cli, const char *fname_src, const char *fname_dst)
462{
463 char *p;
464
465 memset(cli->outbuf,'\0',smb_size);
466 memset(cli->inbuf,'\0',smb_size);
467
468 set_message(cli->outbuf, 4, 0, True);
469
470 SCVAL(cli->outbuf,smb_com,SMBntrename);
471 SSVAL(cli->outbuf,smb_tid,cli->cnum);
472 cli_setup_packet(cli);
473
474 SSVAL(cli->outbuf,smb_vwv0,aSYSTEM | aHIDDEN | aDIR);
475 SSVAL(cli->outbuf,smb_vwv1, RENAME_FLAG_HARD_LINK);
476
477 p = smb_buf(cli->outbuf);
478 *p++ = 4;
479 p += clistr_push(cli, p, fname_src, -1, STR_TERMINATE);
480 *p++ = 4;
481 p += clistr_push(cli, p, fname_dst, -1, STR_TERMINATE);
482
483 cli_setup_bcc(cli, p);
484
485 cli_send_smb(cli);
486 if (!cli_receive_smb(cli))
487 return False;
488
489 if (cli_is_error(cli))
490 return False;
491
492 return True;
493}
494
495/****************************************************************************
496 Delete a file.
497****************************************************************************/
498
499BOOL cli_unlink_full(struct cli_state *cli, const char *fname, uint16 attrs)
500{
501 char *p;
502
503 memset(cli->outbuf,'\0',smb_size);
504 memset(cli->inbuf,'\0',smb_size);
505
506 set_message(cli->outbuf,1, 0,True);
507
508 SCVAL(cli->outbuf,smb_com,SMBunlink);
509 SSVAL(cli->outbuf,smb_tid,cli->cnum);
510 cli_setup_packet(cli);
511
512 SSVAL(cli->outbuf,smb_vwv0, attrs);
513
514 p = smb_buf(cli->outbuf);
515 *p++ = 4;
516 p += clistr_push(cli, p, fname, -1, STR_TERMINATE);
517
518 cli_setup_bcc(cli, p);
519 cli_send_smb(cli);
520 if (!cli_receive_smb(cli)) {
521 return False;
522 }
523
524 if (cli_is_error(cli)) {
525 return False;
526 }
527
528 return True;
529}
530
531/****************************************************************************
532 Delete a file.
533****************************************************************************/
534
535BOOL cli_unlink(struct cli_state *cli, const char *fname)
536{
537 return cli_unlink_full(cli, fname, aSYSTEM | aHIDDEN);
538}
539
540/****************************************************************************
541 Create a directory.
542****************************************************************************/
543
544BOOL cli_mkdir(struct cli_state *cli, const char *dname)
545{
546 char *p;
547
548 memset(cli->outbuf,'\0',smb_size);
549 memset(cli->inbuf,'\0',smb_size);
550
551 set_message(cli->outbuf,0, 0,True);
552
553 SCVAL(cli->outbuf,smb_com,SMBmkdir);
554 SSVAL(cli->outbuf,smb_tid,cli->cnum);
555 cli_setup_packet(cli);
556
557 p = smb_buf(cli->outbuf);
558 *p++ = 4;
559 p += clistr_push(cli, p, dname, -1, STR_TERMINATE);
560
561 cli_setup_bcc(cli, p);
562
563 cli_send_smb(cli);
564 if (!cli_receive_smb(cli)) {
565 return False;
566 }
567
568 if (cli_is_error(cli)) {
569 return False;
570 }
571
572 return True;
573}
574
575/****************************************************************************
576 Remove a directory.
577****************************************************************************/
578
579BOOL cli_rmdir(struct cli_state *cli, const char *dname)
580{
581 char *p;
582
583 memset(cli->outbuf,'\0',smb_size);
584 memset(cli->inbuf,'\0',smb_size);
585
586 set_message(cli->outbuf,0, 0, True);
587
588 SCVAL(cli->outbuf,smb_com,SMBrmdir);
589 SSVAL(cli->outbuf,smb_tid,cli->cnum);
590 cli_setup_packet(cli);
591
592 p = smb_buf(cli->outbuf);
593 *p++ = 4;
594 p += clistr_push(cli, p, dname, -1, STR_TERMINATE);
595
596 cli_setup_bcc(cli, p);
597
598 cli_send_smb(cli);
599 if (!cli_receive_smb(cli)) {
600 return False;
601 }
602
603 if (cli_is_error(cli)) {
604 return False;
605 }
606
607 return True;
608}
609
610/****************************************************************************
611 Set or clear the delete on close flag.
612****************************************************************************/
613
614int cli_nt_delete_on_close(struct cli_state *cli, int fnum, BOOL flag)
615{
616 unsigned int data_len = 1;
617 unsigned int param_len = 6;
618 uint16 setup = TRANSACT2_SETFILEINFO;
619 pstring param;
620 unsigned char data;
621 char *rparam=NULL, *rdata=NULL;
622
623 memset(param, 0, param_len);
624 SSVAL(param,0,fnum);
625 SSVAL(param,2,SMB_SET_FILE_DISPOSITION_INFO);
626
627 data = flag ? 1 : 0;
628
629 if (!cli_send_trans(cli, SMBtrans2,
630 NULL, /* name */
631 -1, 0, /* fid, flags */
632 &setup, 1, 0, /* setup, length, max */
633 param, param_len, 2, /* param, length, max */
634 (char *)&data, data_len, cli->max_xmit /* data, length, max */
635 )) {
636 return False;
637 }
638
639 if (!cli_receive_trans(cli, SMBtrans2,
640 &rparam, &param_len,
641 &rdata, &data_len)) {
642 return False;
643 }
644
645 SAFE_FREE(rdata);
646 SAFE_FREE(rparam);
647
648 return True;
649}
650
651/****************************************************************************
652 Open a file - exposing the full horror of the NT API :-).
653 Used in smbtorture.
654****************************************************************************/
655
656int cli_nt_create_full(struct cli_state *cli, const char *fname,
657 uint32 CreatFlags, uint32 DesiredAccess,
658 uint32 FileAttributes, uint32 ShareAccess,
659 uint32 CreateDisposition, uint32 CreateOptions,
660 uint8 SecuityFlags)
661{
662 char *p;
663 int len;
664
665 memset(cli->outbuf,'\0',smb_size);
666 memset(cli->inbuf,'\0',smb_size);
667
668 set_message(cli->outbuf,24,0,True);
669
670 SCVAL(cli->outbuf,smb_com,SMBntcreateX);
671 SSVAL(cli->outbuf,smb_tid,cli->cnum);
672 cli_setup_packet(cli);
673
674 SSVAL(cli->outbuf,smb_vwv0,0xFF);
675 if (cli->use_oplocks)
676 CreatFlags |= (REQUEST_OPLOCK|REQUEST_BATCH_OPLOCK);
677
678 SIVAL(cli->outbuf,smb_ntcreate_Flags, CreatFlags);
679 SIVAL(cli->outbuf,smb_ntcreate_RootDirectoryFid, 0x0);
680 SIVAL(cli->outbuf,smb_ntcreate_DesiredAccess, DesiredAccess);
681 SIVAL(cli->outbuf,smb_ntcreate_FileAttributes, FileAttributes);
682 SIVAL(cli->outbuf,smb_ntcreate_ShareAccess, ShareAccess);
683 SIVAL(cli->outbuf,smb_ntcreate_CreateDisposition, CreateDisposition);
684 SIVAL(cli->outbuf,smb_ntcreate_CreateOptions, CreateOptions);
685 SIVAL(cli->outbuf,smb_ntcreate_ImpersonationLevel, 0x02);
686 SCVAL(cli->outbuf,smb_ntcreate_SecurityFlags, SecuityFlags);
687
688 p = smb_buf(cli->outbuf);
689 /* this alignment and termination is critical for netapp filers. Don't change */
690 p += clistr_align_out(cli, p, 0);
691 len = clistr_push(cli, p, fname, -1, 0);
692 p += len;
693 SSVAL(cli->outbuf,smb_ntcreate_NameLength, len);
694 /* sigh. this copes with broken netapp filer behaviour */
695 p += clistr_push(cli, p, "", -1, STR_TERMINATE);
696
697 cli_setup_bcc(cli, p);
698
699 cli_send_smb(cli);
700 if (!cli_receive_smb(cli)) {
701 return -1;
702 }
703
704 if (cli_is_error(cli)) {
705 return -1;
706 }
707
708 return SVAL(cli->inbuf,smb_vwv2 + 1);
709}
710
711/****************************************************************************
712 Open a file.
713****************************************************************************/
714
715int cli_nt_create(struct cli_state *cli, const char *fname, uint32 DesiredAccess)
716{
717 return cli_nt_create_full(cli, fname, 0, DesiredAccess, 0,
718 FILE_SHARE_READ|FILE_SHARE_WRITE, FILE_OPEN, 0x0, 0x0);
719}
720
721/****************************************************************************
722 Open a file
723 WARNING: if you open with O_WRONLY then getattrE won't work!
724****************************************************************************/
725
726int cli_open(struct cli_state *cli, const char *fname, int flags, int share_mode)
727{
728 char *p;
729 unsigned openfn=0;
730 unsigned accessmode=0;
731
732 if (flags & O_CREAT)
733 openfn |= (1<<4);
734 if (!(flags & O_EXCL)) {
735 if (flags & O_TRUNC)
736 openfn |= (1<<1);
737 else
738 openfn |= (1<<0);
739 }
740
741 accessmode = (share_mode<<4);
742
743 if ((flags & O_ACCMODE) == O_RDWR) {
744 accessmode |= 2;
745 } else if ((flags & O_ACCMODE) == O_WRONLY) {
746 accessmode |= 1;
747 }
748
749#if defined(O_SYNC)
750 if ((flags & O_SYNC) == O_SYNC) {
751 accessmode |= (1<<14);
752 }
753#endif /* O_SYNC */
754
755 if (share_mode == DENY_FCB) {
756 accessmode = 0xFF;
757 }
758
759 memset(cli->outbuf,'\0',smb_size);
760 memset(cli->inbuf,'\0',smb_size);
761
762 set_message(cli->outbuf,15,0,True);
763
764 SCVAL(cli->outbuf,smb_com,SMBopenX);
765 SSVAL(cli->outbuf,smb_tid,cli->cnum);
766 cli_setup_packet(cli);
767
768 SSVAL(cli->outbuf,smb_vwv0,0xFF);
769 SSVAL(cli->outbuf,smb_vwv2,0); /* no additional info */
770 SSVAL(cli->outbuf,smb_vwv3,accessmode);
771 SSVAL(cli->outbuf,smb_vwv4,aSYSTEM | aHIDDEN);
772 SSVAL(cli->outbuf,smb_vwv5,0);
773 SSVAL(cli->outbuf,smb_vwv8,openfn);
774
775 if (cli->use_oplocks) {
776 /* if using oplocks then ask for a batch oplock via
777 core and extended methods */
778 SCVAL(cli->outbuf,smb_flg, CVAL(cli->outbuf,smb_flg)|
779 FLAG_REQUEST_OPLOCK|FLAG_REQUEST_BATCH_OPLOCK);
780 SSVAL(cli->outbuf,smb_vwv2,SVAL(cli->outbuf,smb_vwv2) | 6);
781 }
782
783 p = smb_buf(cli->outbuf);
784 p += clistr_push(cli, p, fname, -1, STR_TERMINATE);
785
786 cli_setup_bcc(cli, p);
787
788 cli_send_smb(cli);
789 if (!cli_receive_smb(cli)) {
790 return -1;
791 }
792
793 if (cli_is_error(cli)) {
794 return -1;
795 }
796
797 return SVAL(cli->inbuf,smb_vwv2);
798}
799
800/****************************************************************************
801 Close a file.
802****************************************************************************/
803
804BOOL cli_close(struct cli_state *cli, int fnum)
805{
806 memset(cli->outbuf,'\0',smb_size);
807 memset(cli->inbuf,'\0',smb_size);
808
809 set_message(cli->outbuf,3,0,True);
810
811 SCVAL(cli->outbuf,smb_com,SMBclose);
812 SSVAL(cli->outbuf,smb_tid,cli->cnum);
813 cli_setup_packet(cli);
814
815 SSVAL(cli->outbuf,smb_vwv0,fnum);
816 SIVALS(cli->outbuf,smb_vwv1,-1);
817
818 cli_send_smb(cli);
819 if (!cli_receive_smb(cli)) {
820 return False;
821 }
822
823 return !cli_is_error(cli);
824}
825
826
827/****************************************************************************
828 send a lock with a specified locktype
829 this is used for testing LOCKING_ANDX_CANCEL_LOCK
830****************************************************************************/
831
832NTSTATUS cli_locktype(struct cli_state *cli, int fnum,
833 uint32 offset, uint32 len, int timeout, unsigned char locktype)
834{
835 char *p;
836 int saved_timeout = cli->timeout;
837
838 memset(cli->outbuf,'\0',smb_size);
839 memset(cli->inbuf,'\0', smb_size);
840
841 set_message(cli->outbuf,8,0,True);
842
843 SCVAL(cli->outbuf,smb_com,SMBlockingX);
844 SSVAL(cli->outbuf,smb_tid,cli->cnum);
845 cli_setup_packet(cli);
846
847 SCVAL(cli->outbuf,smb_vwv0,0xFF);
848 SSVAL(cli->outbuf,smb_vwv2,fnum);
849 SCVAL(cli->outbuf,smb_vwv3,locktype);
850 SIVALS(cli->outbuf, smb_vwv4, timeout);
851 SSVAL(cli->outbuf,smb_vwv6,0);
852 SSVAL(cli->outbuf,smb_vwv7,1);
853
854 p = smb_buf(cli->outbuf);
855 SSVAL(p, 0, cli->pid);
856 SIVAL(p, 2, offset);
857 SIVAL(p, 6, len);
858
859 p += 10;
860
861 cli_setup_bcc(cli, p);
862
863 cli_send_smb(cli);
864
865 if (timeout != 0) {
866 cli->timeout = (timeout == -1) ? 0x7FFFFFFF : (timeout + 2*1000);
867 }
868
869 if (!cli_receive_smb(cli)) {
870 cli->timeout = saved_timeout;
871 return NT_STATUS_UNSUCCESSFUL;
872 }
873
874 cli->timeout = saved_timeout;
875
876 return cli_nt_error(cli);
877}
878
879/****************************************************************************
880 Lock a file.
881 note that timeout is in units of 2 milliseconds
882****************************************************************************/
883
884BOOL cli_lock(struct cli_state *cli, int fnum,
885 uint32 offset, uint32 len, int timeout, enum brl_type lock_type)
886{
887 char *p;
888 int saved_timeout = cli->timeout;
889
890 memset(cli->outbuf,'\0',smb_size);
891 memset(cli->inbuf,'\0', smb_size);
892
893 set_message(cli->outbuf,8,0,True);
894
895 SCVAL(cli->outbuf,smb_com,SMBlockingX);
896 SSVAL(cli->outbuf,smb_tid,cli->cnum);
897 cli_setup_packet(cli);
898
899 SCVAL(cli->outbuf,smb_vwv0,0xFF);
900 SSVAL(cli->outbuf,smb_vwv2,fnum);
901 SCVAL(cli->outbuf,smb_vwv3,(lock_type == READ_LOCK? 1 : 0));
902 SIVALS(cli->outbuf, smb_vwv4, timeout);
903 SSVAL(cli->outbuf,smb_vwv6,0);
904 SSVAL(cli->outbuf,smb_vwv7,1);
905
906 p = smb_buf(cli->outbuf);
907 SSVAL(p, 0, cli->pid);
908 SIVAL(p, 2, offset);
909 SIVAL(p, 6, len);
910
911 p += 10;
912
913 cli_setup_bcc(cli, p);
914
915 cli_send_smb(cli);
916
917 if (timeout != 0) {
918 cli->timeout = (timeout == -1) ? 0x7FFFFFFF : (timeout*2 + 5*1000);
919 }
920
921 if (!cli_receive_smb(cli)) {
922 cli->timeout = saved_timeout;
923 return False;
924 }
925
926 cli->timeout = saved_timeout;
927
928 if (cli_is_error(cli)) {
929 return False;
930 }
931
932 return True;
933}
934
935/****************************************************************************
936 Unlock a file.
937****************************************************************************/
938
939BOOL cli_unlock(struct cli_state *cli, int fnum, uint32 offset, uint32 len)
940{
941 char *p;
942
943 memset(cli->outbuf,'\0',smb_size);
944 memset(cli->inbuf,'\0',smb_size);
945
946 set_message(cli->outbuf,8,0,True);
947
948 SCVAL(cli->outbuf,smb_com,SMBlockingX);
949 SSVAL(cli->outbuf,smb_tid,cli->cnum);
950 cli_setup_packet(cli);
951
952 SCVAL(cli->outbuf,smb_vwv0,0xFF);
953 SSVAL(cli->outbuf,smb_vwv2,fnum);
954 SCVAL(cli->outbuf,smb_vwv3,0);
955 SIVALS(cli->outbuf, smb_vwv4, 0);
956 SSVAL(cli->outbuf,smb_vwv6,1);
957 SSVAL(cli->outbuf,smb_vwv7,0);
958
959 p = smb_buf(cli->outbuf);
960 SSVAL(p, 0, cli->pid);
961 SIVAL(p, 2, offset);
962 SIVAL(p, 6, len);
963 p += 10;
964 cli_setup_bcc(cli, p);
965 cli_send_smb(cli);
966 if (!cli_receive_smb(cli)) {
967 return False;
968 }
969
970 if (cli_is_error(cli)) {
971 return False;
972 }
973
974 return True;
975}
976
977/****************************************************************************
978 Lock a file with 64 bit offsets.
979****************************************************************************/
980
981BOOL cli_lock64(struct cli_state *cli, int fnum,
982 SMB_BIG_UINT offset, SMB_BIG_UINT len, int timeout, enum brl_type lock_type)
983{
984 char *p;
985 int saved_timeout = cli->timeout;
986 int ltype;
987
988 if (! (cli->capabilities & CAP_LARGE_FILES)) {
989 return cli_lock(cli, fnum, offset, len, timeout, lock_type);
990 }
991
992 ltype = (lock_type == READ_LOCK? 1 : 0);
993 ltype |= LOCKING_ANDX_LARGE_FILES;
994
995 memset(cli->outbuf,'\0',smb_size);
996 memset(cli->inbuf,'\0', smb_size);
997
998 set_message(cli->outbuf,8,0,True);
999
1000 SCVAL(cli->outbuf,smb_com,SMBlockingX);
1001 SSVAL(cli->outbuf,smb_tid,cli->cnum);
1002 cli_setup_packet(cli);
1003
1004 SCVAL(cli->outbuf,smb_vwv0,0xFF);
1005 SSVAL(cli->outbuf,smb_vwv2,fnum);
1006 SCVAL(cli->outbuf,smb_vwv3,ltype);
1007 SIVALS(cli->outbuf, smb_vwv4, timeout);
1008 SSVAL(cli->outbuf,smb_vwv6,0);
1009 SSVAL(cli->outbuf,smb_vwv7,1);
1010
1011 p = smb_buf(cli->outbuf);
1012 SIVAL(p, 0, cli->pid);
1013 SOFF_T_R(p, 4, offset);
1014 SOFF_T_R(p, 12, len);
1015 p += 20;
1016
1017 cli_setup_bcc(cli, p);
1018 cli_send_smb(cli);
1019
1020 if (timeout != 0) {
1021 cli->timeout = (timeout == -1) ? 0x7FFFFFFF : (timeout + 5*1000);
1022 }
1023
1024 if (!cli_receive_smb(cli)) {
1025 cli->timeout = saved_timeout;
1026 return False;
1027 }
1028
1029 cli->timeout = saved_timeout;
1030
1031 if (cli_is_error(cli)) {
1032 return False;
1033 }
1034
1035 return True;
1036}
1037
1038/****************************************************************************
1039 Unlock a file with 64 bit offsets.
1040****************************************************************************/
1041
1042BOOL cli_unlock64(struct cli_state *cli, int fnum, SMB_BIG_UINT offset, SMB_BIG_UINT len)
1043{
1044 char *p;
1045
1046 if (! (cli->capabilities & CAP_LARGE_FILES)) {
1047 return cli_unlock(cli, fnum, offset, len);
1048 }
1049
1050 memset(cli->outbuf,'\0',smb_size);
1051 memset(cli->inbuf,'\0',smb_size);
1052
1053 set_message(cli->outbuf,8,0,True);
1054
1055 SCVAL(cli->outbuf,smb_com,SMBlockingX);
1056 SSVAL(cli->outbuf,smb_tid,cli->cnum);
1057 cli_setup_packet(cli);
1058
1059 SCVAL(cli->outbuf,smb_vwv0,0xFF);
1060 SSVAL(cli->outbuf,smb_vwv2,fnum);
1061 SCVAL(cli->outbuf,smb_vwv3,LOCKING_ANDX_LARGE_FILES);
1062 SIVALS(cli->outbuf, smb_vwv4, 0);
1063 SSVAL(cli->outbuf,smb_vwv6,1);
1064 SSVAL(cli->outbuf,smb_vwv7,0);
1065
1066 p = smb_buf(cli->outbuf);
1067 SIVAL(p, 0, cli->pid);
1068 SOFF_T_R(p, 4, offset);
1069 SOFF_T_R(p, 12, len);
1070 p += 20;
1071 cli_setup_bcc(cli, p);
1072 cli_send_smb(cli);
1073 if (!cli_receive_smb(cli)) {
1074 return False;
1075 }
1076
1077 if (cli_is_error(cli)) {
1078 return False;
1079 }
1080
1081 return True;
1082}
1083
1084/****************************************************************************
1085 Get/unlock a POSIX lock on a file - internal function.
1086****************************************************************************/
1087
1088static BOOL cli_posix_lock_internal(struct cli_state *cli, int fnum,
1089 SMB_BIG_UINT offset, SMB_BIG_UINT len, BOOL wait_lock, enum brl_type lock_type)
1090{
1091 unsigned int param_len = 4;
1092 unsigned int data_len = POSIX_LOCK_DATA_SIZE;
1093 uint16 setup = TRANSACT2_SETFILEINFO;
1094 char param[4];
1095 unsigned char data[POSIX_LOCK_DATA_SIZE];
1096 char *rparam=NULL, *rdata=NULL;
1097 int saved_timeout = cli->timeout;
1098
1099 SSVAL(param,0,fnum);
1100 SSVAL(param,2,SMB_SET_POSIX_LOCK);
1101
1102 switch (lock_type) {
1103 case READ_LOCK:
1104 SSVAL(data, POSIX_LOCK_TYPE_OFFSET, POSIX_LOCK_TYPE_READ);
1105 break;
1106 case WRITE_LOCK:
1107 SSVAL(data, POSIX_LOCK_TYPE_OFFSET, POSIX_LOCK_TYPE_WRITE);
1108 break;
1109 case UNLOCK_LOCK:
1110 SSVAL(data, POSIX_LOCK_TYPE_OFFSET, POSIX_LOCK_TYPE_UNLOCK);
1111 break;
1112 default:
1113 return False;
1114 }
1115
1116 if (wait_lock) {
1117 SSVAL(data, POSIX_LOCK_FLAGS_OFFSET, POSIX_LOCK_FLAG_WAIT);
1118 cli->timeout = 0x7FFFFFFF;
1119 } else {
1120 SSVAL(data, POSIX_LOCK_FLAGS_OFFSET, POSIX_LOCK_FLAG_NOWAIT);
1121 }
1122
1123 SIVAL(data, POSIX_LOCK_PID_OFFSET, cli->pid);
1124 SOFF_T(data, POSIX_LOCK_START_OFFSET, offset);
1125 SOFF_T(data, POSIX_LOCK_LEN_OFFSET, len);
1126
1127 if (!cli_send_trans(cli, SMBtrans2,
1128 NULL, /* name */
1129 -1, 0, /* fid, flags */
1130 &setup, 1, 0, /* setup, length, max */
1131 param, param_len, 2, /* param, length, max */
1132 (char *)&data, data_len, cli->max_xmit /* data, length, max */
1133 )) {
1134 cli->timeout = saved_timeout;
1135 return False;
1136 }
1137
1138 if (!cli_receive_trans(cli, SMBtrans2,
1139 &rparam, &param_len,
1140 &rdata, &data_len)) {
1141 cli->timeout = saved_timeout;
1142 SAFE_FREE(rdata);
1143 SAFE_FREE(rparam);
1144 return False;
1145 }
1146
1147 cli->timeout = saved_timeout;
1148
1149 SAFE_FREE(rdata);
1150 SAFE_FREE(rparam);
1151
1152 return True;
1153}
1154
1155/****************************************************************************
1156 POSIX Lock a file.
1157****************************************************************************/
1158
1159BOOL cli_posix_lock(struct cli_state *cli, int fnum,
1160 SMB_BIG_UINT offset, SMB_BIG_UINT len,
1161 BOOL wait_lock, enum brl_type lock_type)
1162{
1163 if (lock_type != READ_LOCK && lock_type != WRITE_LOCK) {
1164 return False;
1165 }
1166 return cli_posix_lock_internal(cli, fnum, offset, len, wait_lock, lock_type);
1167}
1168
1169/****************************************************************************
1170 POSIX Unlock a file.
1171****************************************************************************/
1172
1173BOOL cli_posix_unlock(struct cli_state *cli, int fnum, SMB_BIG_UINT offset, SMB_BIG_UINT len)
1174{
1175 return cli_posix_lock_internal(cli, fnum, offset, len, False, UNLOCK_LOCK);
1176}
1177
1178/****************************************************************************
1179 POSIX Get any lock covering a file.
1180****************************************************************************/
1181
1182BOOL cli_posix_getlock(struct cli_state *cli, int fnum, SMB_BIG_UINT *poffset, SMB_BIG_UINT *plen)
1183{
1184 return True;
1185}
1186
1187/****************************************************************************
1188 Do a SMBgetattrE call.
1189****************************************************************************/
1190
1191BOOL cli_getattrE(struct cli_state *cli, int fd,
1192 uint16 *attr, SMB_OFF_T *size,
1193 time_t *change_time,
1194 time_t *access_time,
1195 time_t *write_time)
1196{
1197 memset(cli->outbuf,'\0',smb_size);
1198 memset(cli->inbuf,'\0',smb_size);
1199
1200 set_message(cli->outbuf,1,0,True);
1201
1202 SCVAL(cli->outbuf,smb_com,SMBgetattrE);
1203 SSVAL(cli->outbuf,smb_tid,cli->cnum);
1204 cli_setup_packet(cli);
1205
1206 SSVAL(cli->outbuf,smb_vwv0,fd);
1207
1208 cli_send_smb(cli);
1209 if (!cli_receive_smb(cli)) {
1210 return False;
1211 }
1212
1213 if (cli_is_error(cli)) {
1214 return False;
1215 }
1216
1217 if (size) {
1218 *size = IVAL(cli->inbuf, smb_vwv6);
1219 }
1220
1221 if (attr) {
1222 *attr = SVAL(cli->inbuf,smb_vwv10);
1223 }
1224
1225 if (change_time) {
1226 *change_time = cli_make_unix_date2(cli, cli->inbuf+smb_vwv0);
1227 }
1228
1229 if (access_time) {
1230 *access_time = cli_make_unix_date2(cli, cli->inbuf+smb_vwv2);
1231 }
1232
1233 if (write_time) {
1234 *write_time = cli_make_unix_date2(cli, cli->inbuf+smb_vwv4);
1235 }
1236
1237 return True;
1238}
1239
1240/****************************************************************************
1241 Do a SMBgetatr call
1242****************************************************************************/
1243
1244BOOL cli_getatr(struct cli_state *cli, const char *fname,
1245 uint16 *attr, SMB_OFF_T *size, time_t *write_time)
1246{
1247 char *p;
1248
1249 memset(cli->outbuf,'\0',smb_size);
1250 memset(cli->inbuf,'\0',smb_size);
1251
1252 set_message(cli->outbuf,0,0,True);
1253
1254 SCVAL(cli->outbuf,smb_com,SMBgetatr);
1255 SSVAL(cli->outbuf,smb_tid,cli->cnum);
1256 cli_setup_packet(cli);
1257
1258 p = smb_buf(cli->outbuf);
1259 *p++ = 4;
1260 p += clistr_push(cli, p, fname, -1, STR_TERMINATE);
1261
1262 cli_setup_bcc(cli, p);
1263
1264 cli_send_smb(cli);
1265 if (!cli_receive_smb(cli)) {
1266 return False;
1267 }
1268
1269 if (cli_is_error(cli)) {
1270 return False;
1271 }
1272
1273 if (size) {
1274 *size = IVAL(cli->inbuf, smb_vwv3);
1275 }
1276
1277 if (write_time) {
1278 *write_time = cli_make_unix_date3(cli, cli->inbuf+smb_vwv1);
1279 }
1280
1281 if (attr) {
1282 *attr = SVAL(cli->inbuf,smb_vwv0);
1283 }
1284
1285
1286 return True;
1287}
1288
1289/****************************************************************************
1290 Do a SMBsetattrE call.
1291****************************************************************************/
1292
1293BOOL cli_setattrE(struct cli_state *cli, int fd,
1294 time_t change_time,
1295 time_t access_time,
1296 time_t write_time)
1297
1298{
1299 char *p;
1300
1301 memset(cli->outbuf,'\0',smb_size);
1302 memset(cli->inbuf,'\0',smb_size);
1303
1304 set_message(cli->outbuf,7,0,True);
1305
1306 SCVAL(cli->outbuf,smb_com,SMBsetattrE);
1307 SSVAL(cli->outbuf,smb_tid,cli->cnum);
1308 cli_setup_packet(cli);
1309
1310 SSVAL(cli->outbuf,smb_vwv0, fd);
1311 cli_put_dos_date2(cli, cli->outbuf,smb_vwv1, change_time);
1312 cli_put_dos_date2(cli, cli->outbuf,smb_vwv3, access_time);
1313 cli_put_dos_date2(cli, cli->outbuf,smb_vwv5, write_time);
1314
1315 p = smb_buf(cli->outbuf);
1316 *p++ = 4;
1317
1318 cli_setup_bcc(cli, p);
1319
1320 cli_send_smb(cli);
1321 if (!cli_receive_smb(cli)) {
1322 return False;
1323 }
1324
1325 if (cli_is_error(cli)) {
1326 return False;
1327 }
1328
1329 return True;
1330}
1331
1332/****************************************************************************
1333 Do a SMBsetatr call.
1334****************************************************************************/
1335
1336BOOL cli_setatr(struct cli_state *cli, const char *fname, uint16 attr, time_t t)
1337{
1338 char *p;
1339
1340 memset(cli->outbuf,'\0',smb_size);
1341 memset(cli->inbuf,'\0',smb_size);
1342
1343 set_message(cli->outbuf,8,0,True);
1344
1345 SCVAL(cli->outbuf,smb_com,SMBsetatr);
1346 SSVAL(cli->outbuf,smb_tid,cli->cnum);
1347 cli_setup_packet(cli);
1348
1349 SSVAL(cli->outbuf,smb_vwv0, attr);
1350 cli_put_dos_date3(cli, cli->outbuf,smb_vwv1, t);
1351
1352 p = smb_buf(cli->outbuf);
1353 *p++ = 4;
1354 p += clistr_push(cli, p, fname, -1, STR_TERMINATE);
1355 *p++ = 4;
1356
1357 cli_setup_bcc(cli, p);
1358
1359 cli_send_smb(cli);
1360 if (!cli_receive_smb(cli)) {
1361 return False;
1362 }
1363
1364 if (cli_is_error(cli)) {
1365 return False;
1366 }
1367
1368 return True;
1369}
1370
1371/****************************************************************************
1372 Check for existance of a dir.
1373****************************************************************************/
1374BOOL cli_chkpath(struct cli_state *cli, const char *path)
1375{
1376 pstring path2;
1377 char *p;
1378
1379 pstrcpy(path2,path);
1380 trim_char(path2,'\0','\\');
1381 if (!*path2)
1382 *path2 = '\\';
1383
1384 memset(cli->outbuf,'\0',smb_size);
1385 set_message(cli->outbuf,0,0,True);
1386 SCVAL(cli->outbuf,smb_com,SMBcheckpath);
1387 SSVAL(cli->outbuf,smb_tid,cli->cnum);
1388 cli_setup_packet(cli);
1389 p = smb_buf(cli->outbuf);
1390 *p++ = 4;
1391 p += clistr_push(cli, p, path2, -1, STR_TERMINATE);
1392
1393 cli_setup_bcc(cli, p);
1394
1395 cli_send_smb(cli);
1396 if (!cli_receive_smb(cli)) {
1397 return False;
1398 }
1399
1400 if (cli_is_error(cli)) return False;
1401
1402 return True;
1403}
1404
1405/****************************************************************************
1406 Query disk space.
1407****************************************************************************/
1408
1409BOOL cli_dskattr(struct cli_state *cli, int *bsize, int *total, int *avail)
1410{
1411 memset(cli->outbuf,'\0',smb_size);
1412 set_message(cli->outbuf,0,0,True);
1413 SCVAL(cli->outbuf,smb_com,SMBdskattr);
1414 SSVAL(cli->outbuf,smb_tid,cli->cnum);
1415 cli_setup_packet(cli);
1416
1417 cli_send_smb(cli);
1418 if (!cli_receive_smb(cli)) {
1419 return False;
1420 }
1421
1422 *bsize = SVAL(cli->inbuf,smb_vwv1)*SVAL(cli->inbuf,smb_vwv2);
1423 *total = SVAL(cli->inbuf,smb_vwv0);
1424 *avail = SVAL(cli->inbuf,smb_vwv3);
1425
1426 return True;
1427}
1428
1429/****************************************************************************
1430 Create and open a temporary file.
1431****************************************************************************/
1432
1433int cli_ctemp(struct cli_state *cli, const char *path, char **tmp_path)
1434{
1435 int len;
1436 char *p;
1437
1438 memset(cli->outbuf,'\0',smb_size);
1439 memset(cli->inbuf,'\0',smb_size);
1440
1441 set_message(cli->outbuf,3,0,True);
1442
1443 SCVAL(cli->outbuf,smb_com,SMBctemp);
1444 SSVAL(cli->outbuf,smb_tid,cli->cnum);
1445 cli_setup_packet(cli);
1446
1447 SSVAL(cli->outbuf,smb_vwv0,0);
1448 SIVALS(cli->outbuf,smb_vwv1,-1);
1449
1450 p = smb_buf(cli->outbuf);
1451 *p++ = 4;
1452 p += clistr_push(cli, p, path, -1, STR_TERMINATE);
1453
1454 cli_setup_bcc(cli, p);
1455
1456 cli_send_smb(cli);
1457 if (!cli_receive_smb(cli)) {
1458 return -1;
1459 }
1460
1461 if (cli_is_error(cli)) {
1462 return -1;
1463 }
1464
1465 /* despite the spec, the result has a -1, followed by
1466 length, followed by name */
1467 p = smb_buf(cli->inbuf);
1468 p += 4;
1469 len = smb_buflen(cli->inbuf) - 4;
1470 if (len <= 0) return -1;
1471
1472 if (tmp_path) {
1473 pstring path2;
1474 clistr_pull(cli, path2, p,
1475 sizeof(path2), len, STR_ASCII);
1476 *tmp_path = SMB_STRDUP(path2);
1477 }
1478
1479 return SVAL(cli->inbuf,smb_vwv0);
1480}
1481
1482
1483/*
1484 send a raw ioctl - used by the torture code
1485*/
1486NTSTATUS cli_raw_ioctl(struct cli_state *cli, int fnum, uint32 code, DATA_BLOB *blob)
1487{
1488 memset(cli->outbuf,'\0',smb_size);
1489 memset(cli->inbuf,'\0',smb_size);
1490
1491 set_message(cli->outbuf, 3, 0, True);
1492 SCVAL(cli->outbuf,smb_com,SMBioctl);
1493 cli_setup_packet(cli);
1494
1495 SSVAL(cli->outbuf, smb_vwv0, fnum);
1496 SSVAL(cli->outbuf, smb_vwv1, code>>16);
1497 SSVAL(cli->outbuf, smb_vwv2, (code&0xFFFF));
1498
1499 cli_send_smb(cli);
1500 if (!cli_receive_smb(cli)) {
1501 return NT_STATUS_UNEXPECTED_NETWORK_ERROR;
1502 }
1503
1504 if (cli_is_error(cli)) {
1505 return cli_nt_error(cli);
1506 }
1507
1508 *blob = data_blob(NULL, 0);
1509
1510 return NT_STATUS_OK;
1511}
1512
1513/*********************************************************
1514 Set an extended attribute utility fn.
1515*********************************************************/
1516
1517static BOOL cli_set_ea(struct cli_state *cli, uint16 setup, char *param, unsigned int param_len,
1518 const char *ea_name, const char *ea_val, size_t ea_len)
1519{
1520 unsigned int data_len = 0;
1521 char *data = NULL;
1522 char *rparam=NULL, *rdata=NULL;
1523 char *p;
1524 size_t ea_namelen = strlen(ea_name);
1525
1526 if (ea_namelen == 0 && ea_len == 0) {
1527 data_len = 4;
1528 data = (char *)SMB_MALLOC(data_len);
1529 if (!data) {
1530 return False;
1531 }
1532 p = data;
1533 SIVAL(p,0,data_len);
1534 } else {
1535 data_len = 4 + 4 + ea_namelen + 1 + ea_len;
1536 data = (char *)SMB_MALLOC(data_len);
1537 if (!data) {
1538 return False;
1539 }
1540 p = data;
1541 SIVAL(p,0,data_len);
1542 p += 4;
1543 SCVAL(p, 0, 0); /* EA flags. */
1544 SCVAL(p, 1, ea_namelen);
1545 SSVAL(p, 2, ea_len);
1546 memcpy(p+4, ea_name, ea_namelen+1); /* Copy in the name. */
1547 memcpy(p+4+ea_namelen+1, ea_val, ea_len);
1548 }
1549
1550 if (!cli_send_trans(cli, SMBtrans2,
1551 NULL, /* name */
1552 -1, 0, /* fid, flags */
1553 &setup, 1, 0, /* setup, length, max */
1554 param, param_len, 2, /* param, length, max */
1555 data, data_len, cli->max_xmit /* data, length, max */
1556 )) {
1557 return False;
1558 }
1559
1560 if (!cli_receive_trans(cli, SMBtrans2,
1561 &rparam, &param_len,
1562 &rdata, &data_len)) {
1563 return False;
1564 }
1565
1566 SAFE_FREE(data);
1567 SAFE_FREE(rdata);
1568 SAFE_FREE(rparam);
1569
1570 return True;
1571}
1572
1573/*********************************************************
1574 Set an extended attribute on a pathname.
1575*********************************************************/
1576
1577BOOL cli_set_ea_path(struct cli_state *cli, const char *path, const char *ea_name, const char *ea_val, size_t ea_len)
1578{
1579 uint16 setup = TRANSACT2_SETPATHINFO;
1580 unsigned int param_len = 0;
1581 char param[sizeof(pstring)+6];
1582 size_t srclen = 2*(strlen(path)+1);
1583 char *p;
1584
1585 memset(param, 0, sizeof(param));
1586 SSVAL(param,0,SMB_INFO_SET_EA);
1587 p = &param[6];
1588
1589 p += clistr_push(cli, p, path, MIN(srclen, sizeof(param)-6), STR_TERMINATE);
1590 param_len = PTR_DIFF(p, param);
1591
1592 return cli_set_ea(cli, setup, param, param_len, ea_name, ea_val, ea_len);
1593}
1594
1595/*********************************************************
1596 Set an extended attribute on an fnum.
1597*********************************************************/
1598
1599BOOL cli_set_ea_fnum(struct cli_state *cli, int fnum, const char *ea_name, const char *ea_val, size_t ea_len)
1600{
1601 char param[6];
1602 uint16 setup = TRANSACT2_SETFILEINFO;
1603
1604 memset(param, 0, 6);
1605 SSVAL(param,0,fnum);
1606 SSVAL(param,2,SMB_INFO_SET_EA);
1607
1608 return cli_set_ea(cli, setup, param, 6, ea_name, ea_val, ea_len);
1609}
1610
1611/*********************************************************
1612 Get an extended attribute list tility fn.
1613*********************************************************/
1614
1615static BOOL cli_get_ea_list(struct cli_state *cli,
1616 uint16 setup, char *param, unsigned int param_len,
1617 TALLOC_CTX *ctx,
1618 size_t *pnum_eas,
1619 struct ea_struct **pea_list)
1620{
1621 unsigned int data_len = 0;
1622 unsigned int rparam_len, rdata_len;
1623 char *rparam=NULL, *rdata=NULL;
1624 char *p;
1625 size_t ea_size;
1626 size_t num_eas;
1627 BOOL ret = False;
1628 struct ea_struct *ea_list;
1629
1630 *pnum_eas = 0;
1631 if (pea_list) {
1632 *pea_list = NULL;
1633 }
1634
1635 if (!cli_send_trans(cli, SMBtrans2,
1636 NULL, /* Name */
1637 -1, 0, /* fid, flags */
1638 &setup, 1, 0, /* setup, length, max */
1639 param, param_len, 10, /* param, length, max */
1640#ifdef __OS2__
1641 NULL, data_len, CLI_BUFFER_SIZE /* data, length, max */
1642#else
1643 NULL, data_len, cli->max_xmit /* data, length, max */
1644#endif
1645 )) {
1646 return False;
1647 }
1648
1649 if (!cli_receive_trans(cli, SMBtrans2,
1650 &rparam, &rparam_len,
1651 &rdata, &rdata_len)) {
1652 return False;
1653 }
1654
1655 if (!rdata || rdata_len < 4) {
1656 goto out;
1657 }
1658
1659 ea_size = (size_t)IVAL(rdata,0);
1660 if (ea_size > rdata_len) {
1661 goto out;
1662 }
1663
1664 if (ea_size == 0) {
1665 /* No EA's present. */
1666 ret = True;
1667 goto out;
1668 }
1669
1670 p = rdata + 4;
1671 ea_size -= 4;
1672
1673 /* Validate the EA list and count it. */
1674 for (num_eas = 0; ea_size >= 4; num_eas++) {
1675 unsigned int ea_namelen = CVAL(p,1);
1676 unsigned int ea_valuelen = SVAL(p,2);
1677 if (ea_namelen == 0) {
1678 goto out;
1679 }
1680 if (4 + ea_namelen + 1 + ea_valuelen > ea_size) {
1681 goto out;
1682 }
1683 ea_size -= 4 + ea_namelen + 1 + ea_valuelen;
1684 p += 4 + ea_namelen + 1 + ea_valuelen;
1685 }
1686
1687 if (num_eas == 0) {
1688 ret = True;
1689 goto out;
1690 }
1691
1692 *pnum_eas = num_eas;
1693 if (!pea_list) {
1694 /* Caller only wants number of EA's. */
1695 ret = True;
1696 goto out;
1697 }
1698
1699 ea_list = TALLOC_ARRAY(ctx, struct ea_struct, num_eas);
1700 if (!ea_list) {
1701 goto out;
1702 }
1703
1704 ea_size = (size_t)IVAL(rdata,0);
1705 p = rdata + 4;
1706
1707 for (num_eas = 0; num_eas < *pnum_eas; num_eas++ ) {
1708 struct ea_struct *ea = &ea_list[num_eas];
1709 fstring unix_ea_name;
1710 unsigned int ea_namelen = CVAL(p,1);
1711 unsigned int ea_valuelen = SVAL(p,2);
1712
1713 ea->flags = CVAL(p,0);
1714 unix_ea_name[0] = '\0';
1715 pull_ascii_fstring(unix_ea_name, p + 4);
1716 ea->name = talloc_strdup(ctx, unix_ea_name);
1717 /* Ensure the value is null terminated (in case it's a string). */
1718 ea->value = data_blob_talloc(ctx, NULL, ea_valuelen + 1);
1719 if (!ea->value.data) {
1720 goto out;
1721 }
1722 if (ea_valuelen) {
1723 memcpy(ea->value.data, p+4+ea_namelen+1, ea_valuelen);
1724 }
1725 ea->value.data[ea_valuelen] = 0;
1726 ea->value.length--;
1727 p += 4 + ea_namelen + 1 + ea_valuelen;
1728 }
1729
1730 *pea_list = ea_list;
1731 ret = True;
1732
1733 out :
1734
1735 SAFE_FREE(rdata);
1736 SAFE_FREE(rparam);
1737 return ret;
1738}
1739
1740/*********************************************************
1741 Get an extended attribute list from a pathname.
1742*********************************************************/
1743
1744BOOL cli_get_ea_list_path(struct cli_state *cli, const char *path,
1745 TALLOC_CTX *ctx,
1746 size_t *pnum_eas,
1747 struct ea_struct **pea_list)
1748{
1749 uint16 setup = TRANSACT2_QPATHINFO;
1750 unsigned int param_len = 0;
1751 char param[sizeof(pstring)+6];
1752 char *p;
1753
1754 p = param;
1755 memset(p, 0, 6);
1756 SSVAL(p, 0, SMB_INFO_QUERY_ALL_EAS);
1757 p += 6;
1758 p += clistr_push(cli, p, path, sizeof(pstring)-6, STR_TERMINATE);
1759 param_len = PTR_DIFF(p, param);
1760
1761 return cli_get_ea_list(cli, setup, param, param_len, ctx, pnum_eas, pea_list);
1762}
1763
1764/*********************************************************
1765 Get an extended attribute list from an fnum.
1766*********************************************************/
1767
1768BOOL cli_get_ea_list_fnum(struct cli_state *cli, int fnum,
1769 TALLOC_CTX *ctx,
1770 size_t *pnum_eas,
1771 struct ea_struct **pea_list)
1772{
1773 uint16 setup = TRANSACT2_QFILEINFO;
1774 char param[6];
1775
1776 memset(param, 0, 6);
1777 SSVAL(param,0,fnum);
1778 SSVAL(param,2,SMB_INFO_SET_EA);
1779
1780 return cli_get_ea_list(cli, setup, param, 6, ctx, pnum_eas, pea_list);
1781}
1782
1783/****************************************************************************
1784 Convert open "flags" arg to uint32 on wire.
1785****************************************************************************/
1786
1787static uint32 open_flags_to_wire(int flags)
1788{
1789 int open_mode = flags & O_ACCMODE;
1790 uint32 ret = 0;
1791
1792 switch (open_mode) {
1793 case O_WRONLY:
1794 ret |= SMB_O_WRONLY;
1795 break;
1796 case O_RDWR:
1797 ret |= SMB_O_RDWR;
1798 break;
1799 default:
1800 case O_RDONLY:
1801 ret |= SMB_O_RDONLY;
1802 break;
1803 }
1804
1805 if (flags & O_CREAT) {
1806 ret |= SMB_O_CREAT;
1807 }
1808 if (flags & O_EXCL) {
1809 ret |= SMB_O_EXCL;
1810 }
1811 if (flags & O_TRUNC) {
1812 ret |= SMB_O_TRUNC;
1813 }
1814#if defined(O_SYNC)
1815 if (flags & O_SYNC) {
1816 ret |= SMB_O_SYNC;
1817 }
1818#endif /* O_SYNC */
1819 if (flags & O_APPEND) {
1820 ret |= SMB_O_APPEND;
1821 }
1822#if defined(O_DIRECT)
1823 if (flags & O_DIRECT) {
1824 ret |= SMB_O_DIRECT;
1825 }
1826#endif
1827#if defined(O_DIRECTORY)
1828 if (flags & O_DIRECTORY) {
1829 ret &= ~(SMB_O_RDONLY|SMB_O_RDWR|SMB_O_WRONLY);
1830 ret |= SMB_O_DIRECTORY;
1831 }
1832#endif
1833 return ret;
1834}
1835
1836/****************************************************************************
1837 Open a file - POSIX semantics. Returns fnum. Doesn't request oplock.
1838****************************************************************************/
1839
1840static int cli_posix_open_internal(struct cli_state *cli, const char *fname, int flags, mode_t mode, BOOL is_dir)
1841{
1842 unsigned int data_len = 0;
1843 unsigned int param_len = 0;
1844 uint16 setup = TRANSACT2_SETPATHINFO;
1845 char param[sizeof(pstring)+6];
1846 char data[18];
1847 char *rparam=NULL, *rdata=NULL;
1848 char *p;
1849 int fnum = -1;
1850 uint32 wire_flags = open_flags_to_wire(flags);
1851
1852 memset(param, 0, sizeof(param));
1853 SSVAL(param,0, SMB_POSIX_PATH_OPEN);
1854 p = &param[6];
1855
1856 p += clistr_push(cli, p, fname, sizeof(param)-6, STR_TERMINATE);
1857 param_len = PTR_DIFF(p, param);
1858
1859 if (is_dir) {
1860 wire_flags &= ~(SMB_O_RDONLY|SMB_O_RDWR|SMB_O_WRONLY);
1861 wire_flags |= SMB_O_DIRECTORY;
1862 }
1863
1864 p = data;
1865 SIVAL(p,0,0); /* No oplock. */
1866 SIVAL(p,4,wire_flags);
1867 SIVAL(p,8,unix_perms_to_wire(mode));
1868 SIVAL(p,12,0); /* Top bits of perms currently undefined. */
1869 SSVAL(p,16,SMB_NO_INFO_LEVEL_RETURNED); /* No info level returned. */
1870
1871 data_len = 18;
1872
1873 if (!cli_send_trans(cli, SMBtrans2,
1874 NULL, /* name */
1875 -1, 0, /* fid, flags */
1876 &setup, 1, 0, /* setup, length, max */
1877 param, param_len, 2, /* param, length, max */
1878 (char *)&data, data_len, cli->max_xmit /* data, length, max */
1879 )) {
1880 return -1;
1881 }
1882
1883 if (!cli_receive_trans(cli, SMBtrans2,
1884 &rparam, &param_len,
1885 &rdata, &data_len)) {
1886 return -1;
1887 }
1888
1889 fnum = SVAL(rdata,2);
1890
1891 SAFE_FREE(rdata);
1892 SAFE_FREE(rparam);
1893
1894 return fnum;
1895}
1896
1897/****************************************************************************
1898 open - POSIX semantics.
1899****************************************************************************/
1900
1901int cli_posix_open(struct cli_state *cli, const char *fname, int flags, mode_t mode)
1902{
1903 return cli_posix_open_internal(cli, fname, flags, mode, False);
1904}
1905
1906/****************************************************************************
1907 mkdir - POSIX semantics.
1908****************************************************************************/
1909
1910int cli_posix_mkdir(struct cli_state *cli, const char *fname, mode_t mode)
1911{
1912 return (cli_posix_open_internal(cli, fname, O_CREAT, mode, True) == -1) ? -1 : 0;
1913}
1914
1915/****************************************************************************
1916 unlink or rmdir - POSIX semantics.
1917****************************************************************************/
1918
1919static BOOL cli_posix_unlink_internal(struct cli_state *cli, const char *fname, BOOL is_dir)
1920{
1921 unsigned int data_len = 0;
1922 unsigned int param_len = 0;
1923 uint16 setup = TRANSACT2_SETPATHINFO;
1924 char param[sizeof(pstring)+6];
1925 char data[2];
1926 char *rparam=NULL, *rdata=NULL;
1927 char *p;
1928
1929 memset(param, 0, sizeof(param));
1930 SSVAL(param,0, SMB_POSIX_PATH_UNLINK);
1931 p = &param[6];
1932
1933 p += clistr_push(cli, p, fname, sizeof(param)-6, STR_TERMINATE);
1934 param_len = PTR_DIFF(p, param);
1935
1936 SSVAL(data, 0, is_dir ? SMB_POSIX_UNLINK_DIRECTORY_TARGET :
1937 SMB_POSIX_UNLINK_FILE_TARGET);
1938 data_len = 2;
1939
1940 if (!cli_send_trans(cli, SMBtrans2,
1941 NULL, /* name */
1942 -1, 0, /* fid, flags */
1943 &setup, 1, 0, /* setup, length, max */
1944 param, param_len, 2, /* param, length, max */
1945 (char *)&data, data_len, cli->max_xmit /* data, length, max */
1946 )) {
1947 return False;
1948 }
1949
1950 if (!cli_receive_trans(cli, SMBtrans2,
1951 &rparam, &param_len,
1952 &rdata, &data_len)) {
1953 return False;
1954 }
1955
1956 SAFE_FREE(rdata);
1957 SAFE_FREE(rparam);
1958
1959 return True;
1960}
1961
1962/****************************************************************************
1963 unlink - POSIX semantics.
1964****************************************************************************/
1965
1966BOOL cli_posix_unlink(struct cli_state *cli, const char *fname)
1967{
1968 return cli_posix_unlink_internal(cli, fname, False);
1969}
1970
1971/****************************************************************************
1972 rmdir - POSIX semantics.
1973****************************************************************************/
1974
1975int cli_posix_rmdir(struct cli_state *cli, const char *fname)
1976{
1977 return cli_posix_unlink_internal(cli, fname, True);
1978}
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