?  search:
summary | log | graphiclog1 | graphiclog2 | commit | commitdiff | tree | refs | edit | fork
blame | history | raw | HEAD
r17912: * mssed DNS SRV fix
[Samba.git] / source / libsmb / clirap.c
blob2be4da8f7fd5cb69f51b67554cdd3da0cb245dcc
1 /*
2 Unix SMB/CIFS implementation.
3 client RAP calls
4 Copyright (C) Andrew Tridgell 1994-1998
5 Copyright (C) Gerald (Jerry) Carter 2004
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 /****************************************************************************
26 Call a remote api on an arbitrary pipe. takes param, data and setup buffers.
27 ****************************************************************************/
28 BOOL cli_api_pipe(struct cli_state *cli, const char *pipe_name,
29 uint16 *setup, uint32 setup_count, uint32 max_setup_count,
30 char *params, uint32 param_count, uint32 max_param_count,
31 char *data, uint32 data_count, uint32 max_data_count,
32 char **rparam, uint32 *rparam_count,
33 char **rdata, uint32 *rdata_count)
34 {
35 cli_send_trans(cli, SMBtrans,
36 pipe_name,
37 0,0, /* fid, flags */
38 setup, setup_count, max_setup_count,
39 params, param_count, max_param_count,
40 data, data_count, max_data_count);
41
42 return (cli_receive_trans(cli, SMBtrans,
43 rparam, (unsigned int *)rparam_count,
44 rdata, (unsigned int *)rdata_count));
45 }
46
47 /****************************************************************************
48 call a remote api
49 ****************************************************************************/
50 BOOL cli_api(struct cli_state *cli,
51 char *param, int prcnt, int mprcnt,
52 char *data, int drcnt, int mdrcnt,
53 char **rparam, unsigned int *rprcnt,
54 char **rdata, unsigned int *rdrcnt)
55 {
56 cli_send_trans(cli,SMBtrans,
57 PIPE_LANMAN, /* Name */
58 0,0, /* fid, flags */
59 NULL,0,0, /* Setup, length, max */
60 param, prcnt, mprcnt, /* Params, length, max */
61 data, drcnt, mdrcnt /* Data, length, max */
62 );
63
64 return (cli_receive_trans(cli,SMBtrans,
65 rparam, rprcnt,
66 rdata, rdrcnt));
67 }
68
69
70 /****************************************************************************
71 perform a NetWkstaUserLogon
72 ****************************************************************************/
73 BOOL cli_NetWkstaUserLogon(struct cli_state *cli,char *user, char *workstation)
74 {
75 char *rparam = NULL;
76 char *rdata = NULL;
77 char *p;
78 unsigned int rdrcnt,rprcnt;
79 pstring param;
80
81 memset(param, 0, sizeof(param));
82
83 /* send a SMBtrans command with api NetWkstaUserLogon */
84 p = param;
85 SSVAL(p,0,132); /* api number */
86 p += 2;
87 pstrcpy_base(p,"OOWb54WrLh",param);
88 p = skip_string(p,1);
89 pstrcpy_base(p,"WB21BWDWWDDDDDDDzzzD",param);
90 p = skip_string(p,1);
91 SSVAL(p,0,1);
92 p += 2;
93 pstrcpy_base(p,user,param);
94 strupper_m(p);
95 p += 21;
96 p++;
97 p += 15;
98 p++;
99 pstrcpy_base(p, workstation, param);
100 strupper_m(p);
101 p += 16;
102 SSVAL(p, 0, CLI_BUFFER_SIZE);
103 p += 2;
104 SSVAL(p, 0, CLI_BUFFER_SIZE);
105 p += 2;
106
107 if (cli_api(cli,
108 param, PTR_DIFF(p,param),1024, /* param, length, max */
109 NULL, 0, CLI_BUFFER_SIZE, /* data, length, max */
110 &rparam, &rprcnt, /* return params, return size */
111 &rdata, &rdrcnt /* return data, return size */
112 )) {
113 cli->rap_error = rparam? SVAL(rparam,0) : -1;
114 p = rdata;
115
116 if (cli->rap_error == 0) {
117 DEBUG(4,("NetWkstaUserLogon success\n"));
118 cli->privileges = SVAL(p, 24);
119 /* The cli->eff_name field used to be set here
120 but it wasn't used anywhere else. */
121 } else {
122 DEBUG(1,("NetwkstaUserLogon gave error %d\n", cli->rap_error));
123 }
124 }
125
126 SAFE_FREE(rparam);
127 SAFE_FREE(rdata);
128 return (cli->rap_error == 0);
129 }
130
131 /****************************************************************************
132 call a NetShareEnum - try and browse available connections on a host
133 ****************************************************************************/
134 int cli_RNetShareEnum(struct cli_state *cli, void (*fn)(const char *, uint32, const char *, void *), void *state)
135 {
136 char *rparam = NULL;
137 char *rdata = NULL;
138 char *p;
139 unsigned int rdrcnt,rprcnt;
140 pstring param;
141 int count = -1;
142
143 /* now send a SMBtrans command with api RNetShareEnum */
144 p = param;
145 SSVAL(p,0,0); /* api number */
146 p += 2;
147 pstrcpy_base(p,"WrLeh",param);
148 p = skip_string(p,1);
149 pstrcpy_base(p,"B13BWz",param);
150 p = skip_string(p,1);
151 SSVAL(p,0,1);
152 /*
153 * Win2k needs a *smaller* buffer than 0xFFFF here -
154 * it returns "out of server memory" with 0xFFFF !!! JRA.
155 */
156 SSVAL(p,2,0xFFE0);
157 p += 4;
158
159 if (cli_api(cli,
160 param, PTR_DIFF(p,param), 1024, /* Param, length, maxlen */
161 NULL, 0, 0xFFE0, /* data, length, maxlen - Win2k needs a small buffer here too ! */
162 &rparam, &rprcnt, /* return params, length */
163 &rdata, &rdrcnt)) /* return data, length */
164 {
165 int res = rparam? SVAL(rparam,0) : -1;
166
167 if (res == 0 || res == ERRmoredata) {
168 int converter=SVAL(rparam,2);
169 int i;
170
171 count=SVAL(rparam,4);
172 p = rdata;
173
174 for (i=0;i<count;i++,p+=20) {
175 char *sname = p;
176 int type = SVAL(p,14);
177 int comment_offset = IVAL(p,16) & 0xFFFF;
178 const char *cmnt = comment_offset?(rdata+comment_offset-converter):"";
179 pstring s1, s2;
180
181 pull_ascii_pstring(s1, sname);
182 pull_ascii_pstring(s2, cmnt);
183
184 fn(s1, type, s2, state);
185 }
186 } else {
187 DEBUG(4,("NetShareEnum res=%d\n", res));
188 }
189 } else {
190 DEBUG(4,("NetShareEnum failed\n"));
191 }
192
193 SAFE_FREE(rparam);
194 SAFE_FREE(rdata);
195
196 return count;
197 }
198
199
200 /****************************************************************************
201 call a NetServerEnum for the specified workgroup and servertype mask. This
202 function then calls the specified callback function for each name returned.
203
204 The callback function takes 4 arguments: the machine name, the server type,
205 the comment and a state pointer.
206 ****************************************************************************/
207 BOOL cli_NetServerEnum(struct cli_state *cli, char *workgroup, uint32 stype,
208 void (*fn)(const char *, uint32, const char *, void *),
209 void *state)
210 {
211 char *rparam = NULL;
212 char *rdata = NULL;
213 unsigned int rdrcnt,rprcnt;
214 char *p;
215 pstring param;
216 int uLevel = 1;
217 int count = -1;
218
219 errno = 0; /* reset */
220
221 /* send a SMBtrans command with api NetServerEnum */
222 p = param;
223 SSVAL(p,0,0x68); /* api number */
224 p += 2;
225 pstrcpy_base(p,"WrLehDz", param);
226 p = skip_string(p,1);
227
228 pstrcpy_base(p,"B16BBDz", param);
229
230 p = skip_string(p,1);
231 SSVAL(p,0,uLevel);
232 SSVAL(p,2,CLI_BUFFER_SIZE);
233 p += 4;
234 SIVAL(p,0,stype);
235 p += 4;
236
237 p += push_ascii(p, workgroup, sizeof(pstring)-PTR_DIFF(p,param)-1, STR_TERMINATE|STR_UPPER);
238
239 if (cli_api(cli,
240 param, PTR_DIFF(p,param), 8, /* params, length, max */
241 NULL, 0, CLI_BUFFER_SIZE, /* data, length, max */
242 &rparam, &rprcnt, /* return params, return size */
243 &rdata, &rdrcnt /* return data, return size */
244 )) {
245 int res = rparam? SVAL(rparam,0) : -1;
246
247 if (res == 0 || res == ERRmoredata) {
248 int i;
249 int converter=SVAL(rparam,2);
250
251 count=SVAL(rparam,4);
252 p = rdata;
253
254 for (i = 0;i < count;i++, p += 26) {
255 char *sname = p;
256 int comment_offset = (IVAL(p,22) & 0xFFFF)-converter;
257 const char *cmnt = comment_offset?(rdata+comment_offset):"";
258 pstring s1, s2;
259
260 if (comment_offset < 0 || comment_offset > (int)rdrcnt) continue;
261
262 stype = IVAL(p,18) & ~SV_TYPE_LOCAL_LIST_ONLY;
263
264 pull_ascii_pstring(s1, sname);
265 pull_ascii_pstring(s2, cmnt);
266 fn(s1, stype, s2, state);
267 }
268 }
269 }
270
271 SAFE_FREE(rparam);
272 SAFE_FREE(rdata);
273
274 if (count < 0) {
275 errno = cli_errno(cli);
276 } else {
277 if (!count) {
278 /* this is a very special case, when the domain master for the
279 work group isn't part of the work group itself, there is something
280 wild going on */
281 errno = ENOENT;
282 }
283 }
284
285 return(count > 0);
286 }
287
288
289
290 /****************************************************************************
291 Send a SamOEMChangePassword command
292 ****************************************************************************/
293 BOOL cli_oem_change_password(struct cli_state *cli, const char *user, const char *new_password,
294 const char *old_password)
295 {
296 pstring param;
297 unsigned char data[532];
298 char *p = param;
299 unsigned char old_pw_hash[16];
300 unsigned char new_pw_hash[16];
301 unsigned int data_len;
302 unsigned int param_len = 0;
303 char *rparam = NULL;
304 char *rdata = NULL;
305 unsigned int rprcnt, rdrcnt;
306
307 if (strlen(user) >= sizeof(fstring)-1) {
308 DEBUG(0,("cli_oem_change_password: user name %s is too long.\n", user));
309 return False;
310 }
311
312 SSVAL(p,0,214); /* SamOEMChangePassword command. */
313 p += 2;
314 pstrcpy_base(p, "zsT", param);
315 p = skip_string(p,1);
316 pstrcpy_base(p, "B516B16", param);
317 p = skip_string(p,1);
318 pstrcpy_base(p,user, param);
319 p = skip_string(p,1);
320 SSVAL(p,0,532);
321 p += 2;
322
323 param_len = PTR_DIFF(p,param);
324
325 /*
326 * Get the Lanman hash of the old password, we
327 * use this as the key to make_oem_passwd_hash().
328 */
329 E_deshash(old_password, old_pw_hash);
330
331 encode_pw_buffer(data, new_password, STR_ASCII);
332
333 #ifdef DEBUG_PASSWORD
334 DEBUG(100,("make_oem_passwd_hash\n"));
335 dump_data(100, (char *)data, 516);
336 #endif
337 SamOEMhash( (unsigned char *)data, (unsigned char *)old_pw_hash, 516);
338
339 /*
340 * Now place the old password hash in the data.
341 */
342 E_deshash(new_password, new_pw_hash);
343
344 E_old_pw_hash( new_pw_hash, old_pw_hash, (uchar *)&data[516]);
345
346 data_len = 532;
347
348 if (cli_send_trans(cli,SMBtrans,
349 PIPE_LANMAN, /* name */
350 0,0, /* fid, flags */
351 NULL,0,0, /* setup, length, max */
352 param,param_len,2, /* param, length, max */
353 (char *)data,data_len,0 /* data, length, max */
354 ) == False) {
355 DEBUG(0,("cli_oem_change_password: Failed to send password change for user %s\n",
356 user ));
357 return False;
358 }
359
360 if (!cli_receive_trans(cli,SMBtrans,
361 &rparam, &rprcnt,
362 &rdata, &rdrcnt)) {
363 DEBUG(0,("cli_oem_change_password: Failed to recieve reply to password change for user %s\n",
364 user ));
365 return False;
366 }
367
368 if (rparam)
369 cli->rap_error = SVAL(rparam,0);
370
371 SAFE_FREE(rparam);
372 SAFE_FREE(rdata);
373
374 return (cli->rap_error == 0);
375 }
376
377
378 /****************************************************************************
379 send a qpathinfo call
380 ****************************************************************************/
381 BOOL cli_qpathinfo(struct cli_state *cli, const char *fname,
382 time_t *c_time, time_t *a_time, time_t *m_time,
383 SMB_OFF_T *size, uint16 *mode)
384 {
385 unsigned int data_len = 0;
386 unsigned int param_len = 0;
387 unsigned int rparam_len, rdata_len;
388 uint16 setup = TRANSACT2_QPATHINFO;
389 pstring param;
390 char *rparam=NULL, *rdata=NULL;
391 int count=8;
392 BOOL ret;
393 time_t (*date_fn)(struct cli_state *, void *);
394 char *p;
395
396 p = param;
397 memset(p, 0, 6);
398 SSVAL(p, 0, SMB_INFO_STANDARD);
399 p += 6;
400 p += clistr_push(cli, p, fname, sizeof(pstring)-6, STR_TERMINATE);
401
402 param_len = PTR_DIFF(p, param);
403
404 do {
405 ret = (cli_send_trans(cli, SMBtrans2,
406 NULL, /* Name */
407 -1, 0, /* fid, flags */
408 &setup, 1, 0, /* setup, length, max */
409 param, param_len, 10, /* param, length, max */
410 NULL, data_len, cli->max_xmit /* data, length, max */
411 ) &&
412 cli_receive_trans(cli, SMBtrans2,
413 &rparam, &rparam_len,
414 &rdata, &rdata_len));
415 if (!cli_is_dos_error(cli)) break;
416 if (!ret) {
417 /* we need to work around a Win95 bug - sometimes
418 it gives ERRSRV/ERRerror temprarily */
419 uint8 eclass;
420 uint32 ecode;
421 cli_dos_error(cli, &eclass, &ecode);
422 if (eclass != ERRSRV || ecode != ERRerror) break;
423 smb_msleep(100);
424 }
425 } while (count-- && ret==False);
426
427 if (!ret || !rdata || rdata_len < 22) {
428 return False;
429 }
430
431 if (cli->win95) {
432 date_fn = cli_make_unix_date;
433 } else {
434 date_fn = cli_make_unix_date2;
435 }
436
437 if (c_time) {
438 *c_time = date_fn(cli, rdata+0);
439 }
440 if (a_time) {
441 *a_time = date_fn(cli, rdata+4);
442 }
443 if (m_time) {
444 *m_time = date_fn(cli, rdata+8);
445 }
446 if (size) {
447 *size = IVAL(rdata, 12);
448 }
449 if (mode) {
450 *mode = SVAL(rdata,l1_attrFile);
451 }
452
453 SAFE_FREE(rdata);
454 SAFE_FREE(rparam);
455 return True;
456 }
457
458
459 /****************************************************************************
460 send a setpathinfo call
461 ****************************************************************************/
462 BOOL cli_setpathinfo(struct cli_state *cli, const char *fname,
463 time_t c_time, time_t a_time, time_t m_time, uint16 mode)
464 {
465 unsigned int data_len = 0;
466 unsigned int param_len = 0;
467 unsigned int rparam_len, rdata_len;
468 uint16 setup = TRANSACT2_SETPATHINFO;
469 pstring param;
470 pstring data;
471 char *rparam=NULL, *rdata=NULL;
472 int count=8;
473 BOOL ret;
474 char *p;
475
476 memset(param, 0, sizeof(param));
477 memset(data, 0, sizeof(data));
478
479 p = param;
480
481 /* Add the information level */
482 SSVAL(p, 0, SMB_FILE_BASIC_INFORMATION);
483
484 /* Skip reserved */
485 p += 6;
486
487 /* Add the file name */
488 p += clistr_push(cli, p, fname, sizeof(pstring)-6, STR_TERMINATE);
489
490 param_len = PTR_DIFF(p, param);
491
492 p = data;
493
494 /*
495 * Add the create, last access, modification, and status change times
496 */
497
498 /* Don't set create time, at offset 0 */
499 p += 8;
500
501 put_long_date(p, a_time);
502 p += 8;
503
504 put_long_date(p, m_time);
505 p += 8;
506
507 put_long_date(p, c_time);
508 p += 8;
509
510 /* Add attributes */
511 SIVAL(p, 0, mode);
512 p += 4;
513
514 /* Add padding */
515 SIVAL(p, 0, 0);
516 p += 4;
517
518 data_len = PTR_DIFF(p, data);
519
520 do {
521 ret = (cli_send_trans(cli, SMBtrans2,
522 NULL, /* Name */
523 -1, 0, /* fid, flags */
524 &setup, 1, 0, /* setup, length, max */
525 param, param_len, 10, /* param, length, max */
526 data, data_len, cli->max_xmit /* data, length, max */
527 ) &&
528 cli_receive_trans(cli, SMBtrans2,
529 &rparam, &rparam_len,
530 &rdata, &rdata_len));
531 if (!cli_is_dos_error(cli)) break;
532 if (!ret) {
533 /* we need to work around a Win95 bug - sometimes
534 it gives ERRSRV/ERRerror temprarily */
535 uint8 eclass;
536 uint32 ecode;
537 cli_dos_error(cli, &eclass, &ecode);
538 if (eclass != ERRSRV || ecode != ERRerror) break;
539 smb_msleep(100);
540 }
541 } while (count-- && ret==False);
542
543 if (!ret) {
544 return False;
545 }
546
547 SAFE_FREE(rdata);
548 SAFE_FREE(rparam);
549 return True;
550 }
551
552
553 /****************************************************************************
554 send a qpathinfo call with the SMB_QUERY_FILE_ALL_INFO info level
555 ****************************************************************************/
556
557 BOOL cli_qpathinfo2(struct cli_state *cli, const char *fname,
558 time_t *create_time, time_t *access_time, time_t *write_time,
559 time_t *change_time, SMB_OFF_T *size, uint16 *mode,
560 SMB_INO_T *ino)
561 {
562 unsigned int data_len = 0;
563 unsigned int param_len = 0;
564 uint16 setup = TRANSACT2_QPATHINFO;
565 pstring param;
566 char *rparam=NULL, *rdata=NULL;
567 char *p;
568
569 p = param;
570 memset(p, 0, 6);
571 SSVAL(p, 0, SMB_QUERY_FILE_ALL_INFO);
572 p += 6;
573 p += clistr_push(cli, p, fname, sizeof(pstring)-6, STR_TERMINATE);
574
575 param_len = PTR_DIFF(p, param);
576
577 if (!cli_send_trans(cli, SMBtrans2,
578 NULL, /* name */
579 -1, 0, /* fid, flags */
580 &setup, 1, 0, /* setup, length, max */
581 param, param_len, 10, /* param, length, max */
582 NULL, data_len, cli->max_xmit /* data, length, max */
583 )) {
584 return False;
585 }
586
587 if (!cli_receive_trans(cli, SMBtrans2,
588 &rparam, &param_len,
589 &rdata, &data_len)) {
590 return False;
591 }
592
593 if (!rdata || data_len < 22) {
594 return False;
595 }
596
597 if (create_time) {
598 *create_time = interpret_long_date(rdata+0);
599 }
600 if (access_time) {
601 *access_time = interpret_long_date(rdata+8);
602 }
603 if (write_time) {
604 *write_time = interpret_long_date(rdata+16);
605 }
606 if (change_time) {
607 *change_time = interpret_long_date(rdata+24);
608 }
609 if (mode) {
610 *mode = SVAL(rdata, 32);
611 }
612 if (size) {
613 *size = IVAL2_TO_SMB_BIG_UINT(rdata,48);
614 }
615 if (ino) {
616 *ino = IVAL(rdata, 64);
617 }
618
619 SAFE_FREE(rdata);
620 SAFE_FREE(rparam);
621 return True;
622 }
623
624
625 /****************************************************************************
626 send a qfileinfo QUERY_FILE_NAME_INFO call
627 ****************************************************************************/
628 BOOL cli_qfilename(struct cli_state *cli, int fnum,
629 pstring name)
630 {
631 unsigned int data_len = 0;
632 unsigned int param_len = 0;
633 uint16 setup = TRANSACT2_QFILEINFO;
634 pstring param;
635 char *rparam=NULL, *rdata=NULL;
636
637 param_len = 4;
638 memset(param, 0, param_len);
639 SSVAL(param, 0, fnum);
640 SSVAL(param, 2, SMB_QUERY_FILE_NAME_INFO);
641
642 if (!cli_send_trans(cli, SMBtrans2,
643 NULL, /* name */
644 -1, 0, /* fid, flags */
645 &setup, 1, 0, /* setup, length, max */
646 param, param_len, 2, /* param, length, max */
647 NULL, data_len, cli->max_xmit /* data, length, max */
648 )) {
649 return False;
650 }
651
652 if (!cli_receive_trans(cli, SMBtrans2,
653 &rparam, &param_len,
654 &rdata, &data_len)) {
655 return False;
656 }
657
658 if (!rdata || data_len < 4) {
659 return False;
660 }
661
662 clistr_pull(cli, name, rdata+4, sizeof(pstring), IVAL(rdata, 0), STR_UNICODE);
663
664 return True;
665 }
666
667
668 /****************************************************************************
669 send a qfileinfo call
670 ****************************************************************************/
671 BOOL cli_qfileinfo(struct cli_state *cli, int fnum,
672 uint16 *mode, SMB_OFF_T *size,
673 time_t *create_time, time_t *access_time, time_t *write_time,
674 time_t *change_time, SMB_INO_T *ino)
675 {
676 unsigned int data_len = 0;
677 unsigned int param_len = 0;
678 uint16 setup = TRANSACT2_QFILEINFO;
679 pstring param;
680 char *rparam=NULL, *rdata=NULL;
681
682 /* if its a win95 server then fail this - win95 totally screws it
683 up */
684 if (cli->win95) return False;
685
686 param_len = 4;
687
688 memset(param, 0, param_len);
689 SSVAL(param, 0, fnum);
690 SSVAL(param, 2, SMB_QUERY_FILE_ALL_INFO);
691
692 if (!cli_send_trans(cli, SMBtrans2,
693 NULL, /* name */
694 -1, 0, /* fid, flags */
695 &setup, 1, 0, /* setup, length, max */
696 param, param_len, 2, /* param, length, max */
697 NULL, data_len, cli->max_xmit /* data, length, max */
698 )) {
699 return False;
700 }
701
702 if (!cli_receive_trans(cli, SMBtrans2,
703 &rparam, &param_len,
704 &rdata, &data_len)) {
705 return False;
706 }
707
708 if (!rdata || data_len < 68) {
709 return False;
710 }
711
712 if (create_time) {
713 *create_time = interpret_long_date(rdata+0);
714 }
715 if (access_time) {
716 *access_time = interpret_long_date(rdata+8);
717 }
718 if (write_time) {
719 *write_time = interpret_long_date(rdata+16);
720 }
721 if (change_time) {
722 *change_time = interpret_long_date(rdata+24);
723 }
724 if (mode) {
725 *mode = SVAL(rdata, 32);
726 }
727 if (size) {
728 *size = IVAL2_TO_SMB_BIG_UINT(rdata,48);
729 }
730 if (ino) {
731 *ino = IVAL(rdata, 64);
732 }
733
734 SAFE_FREE(rdata);
735 SAFE_FREE(rparam);
736 return True;
737 }
738
739
740 /****************************************************************************
741 send a qpathinfo BASIC_INFO call
742 ****************************************************************************/
743 BOOL cli_qpathinfo_basic( struct cli_state *cli, const char *name,
744 SMB_STRUCT_STAT *sbuf, uint32 *attributes )
745 {
746 unsigned int param_len = 0;
747 unsigned int data_len = 0;
748 uint16 setup = TRANSACT2_QPATHINFO;
749 char param[sizeof(pstring)+6];
750 char *rparam=NULL, *rdata=NULL;
751 char *p;
752 pstring path;
753 int len;
754
755 /* send full paths to dfs root shares */
756
757 if ( cli->dfsroot )
758 pstr_sprintf(path, "\\%s\\%s\\%s", cli->desthost, cli->share, name );
759 else
760 pstrcpy( path, name );
761
762 /* cleanup */
763
764 len = strlen( path );
765 if ( path[len] == '\\' )
766 path[len] = '\0';
767
768 p = param;
769 memset(p, 0, 6);
770 SSVAL(p, 0, SMB_QUERY_FILE_BASIC_INFO);
771 p += 6;
772 p += clistr_push(cli, p, path, sizeof(pstring)-6, STR_TERMINATE);
773 param_len = PTR_DIFF(p, param);
774
775 if (!cli_send_trans(cli, SMBtrans2,
776 NULL, /* name */
777 -1, 0, /* fid, flags */
778 &setup, 1, 0, /* setup, length, max */
779 param, param_len, 2, /* param, length, max */
780 NULL, 0, cli->max_xmit /* data, length, max */
781 )) {
782 return False;
783 }
784
785 if (!cli_receive_trans(cli, SMBtrans2,
786 &rparam, &param_len,
787 &rdata, &data_len)) {
788 return False;
789 }
790
791 if (data_len < 36) {
792 SAFE_FREE(rdata);
793 SAFE_FREE(rparam);
794 return False;
795 }
796
797 sbuf->st_atime = interpret_long_date( rdata+8 ); /* Access time. */
798 sbuf->st_mtime = interpret_long_date( rdata+16 ); /* Write time. */
799 sbuf->st_ctime = interpret_long_date( rdata+24 ); /* Change time. */
800
801 *attributes = IVAL( rdata, 32 );
802
803 SAFE_FREE(rparam);
804 SAFE_FREE(rdata);
805
806 return True;
807 }
808
809 /****************************************************************************
810 send a qfileinfo call
811 ****************************************************************************/
812
813 BOOL cli_qfileinfo_test(struct cli_state *cli, int fnum, int level, char **poutdata, uint32 *poutlen)
814 {
815 unsigned int data_len = 0;
816 unsigned int param_len = 0;
817 uint16 setup = TRANSACT2_QFILEINFO;
818 pstring param;
819 char *rparam=NULL, *rdata=NULL;
820
821 *poutdata = NULL;
822 *poutlen = 0;
823
824 /* if its a win95 server then fail this - win95 totally screws it
825 up */
826 if (cli->win95)
827 return False;
828
829 param_len = 4;
830
831 memset(param, 0, param_len);
832 SSVAL(param, 0, fnum);
833 SSVAL(param, 2, level);
834
835 if (!cli_send_trans(cli, SMBtrans2,
836 NULL, /* name */
837 -1, 0, /* fid, flags */
838 &setup, 1, 0, /* setup, length, max */
839 param, param_len, 2, /* param, length, max */
840 NULL, data_len, cli->max_xmit /* data, length, max */
841 )) {
842 return False;
843 }
844
845 if (!cli_receive_trans(cli, SMBtrans2,
846 &rparam, &param_len,
847 &rdata, &data_len)) {
848 return False;
849 }
850
851 *poutdata = memdup(rdata, data_len);
852 *poutlen = data_len;
853
854 SAFE_FREE(rdata);
855 SAFE_FREE(rparam);
856 return True;
857 }
858
859
860
861 /****************************************************************************
862 send a qpathinfo SMB_QUERY_FILE_ALT_NAME_INFO call
863 ****************************************************************************/
864 NTSTATUS cli_qpathinfo_alt_name(struct cli_state *cli, const char *fname, fstring alt_name)
865 {
866 unsigned int data_len = 0;
867 unsigned int param_len = 0;
868 uint16 setup = TRANSACT2_QPATHINFO;
869 pstring param;
870 char *rparam=NULL, *rdata=NULL;
871 int count=8;
872 char *p;
873 BOOL ret;
874 unsigned int len;
875
876 p = param;
877 memset(p, 0, 6);
878 SSVAL(p, 0, SMB_QUERY_FILE_ALT_NAME_INFO);
879 p += 6;
880 p += clistr_push(cli, p, fname, sizeof(pstring)-6, STR_TERMINATE);
881
882 param_len = PTR_DIFF(p, param);
883
884 do {
885 ret = (cli_send_trans(cli, SMBtrans2,
886 NULL, /* Name */
887 -1, 0, /* fid, flags */
888 &setup, 1, 0, /* setup, length, max */
889 param, param_len, 10, /* param, length, max */
890 NULL, data_len, cli->max_xmit /* data, length, max */
891 ) &&
892 cli_receive_trans(cli, SMBtrans2,
893 &rparam, &param_len,
894 &rdata, &data_len));
895 if (!ret && cli_is_dos_error(cli)) {
896 /* we need to work around a Win95 bug - sometimes
897 it gives ERRSRV/ERRerror temprarily */
898 uint8 eclass;
899 uint32 ecode;
900 cli_dos_error(cli, &eclass, &ecode);
901 if (eclass != ERRSRV || ecode != ERRerror) break;
902 smb_msleep(100);
903 }
904 } while (count-- && ret==False);
905
906 if (!ret || !rdata || data_len < 4) {
907 return NT_STATUS_UNSUCCESSFUL;
908 }
909
910 len = IVAL(rdata, 0);
911
912 if (len > data_len - 4) {
913 return NT_STATUS_INVALID_NETWORK_RESPONSE;
914 }
915
916 clistr_pull(cli, alt_name, rdata+4, sizeof(fstring), len, STR_UNICODE);
917
918 SAFE_FREE(rdata);
919 SAFE_FREE(rparam);
920
921 return NT_STATUS_OK;
922 }
Samba GIT mirror