insert missing sh-bang
[Samba.git] / source / libsmb / clirap.c
blob79ad38fc8c34a59d9912a606390631a064dfe3e5
1 /*
2 Unix SMB/CIFS implementation.
3 client RAP calls
4 Copyright (C) Andrew Tridgell 1994-1998
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with this program; if not, write to the Free Software
18 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21 #define NO_SYSLOG
23 #include "includes.h"
26 /****************************************************************************
27 Call a remote api on an arbitrary pipe. takes param, data and setup buffers.
28 ****************************************************************************/
29 BOOL cli_api_pipe(struct cli_state *cli, const char *pipe_name,
30 uint16 *setup, uint32 setup_count, uint32 max_setup_count,
31 char *params, uint32 param_count, uint32 max_param_count,
32 char *data, uint32 data_count, uint32 max_data_count,
33 char **rparam, uint32 *rparam_count,
34 char **rdata, uint32 *rdata_count)
36 cli_send_trans(cli, SMBtrans,
37 pipe_name,
38 0,0, /* fid, flags */
39 setup, setup_count, max_setup_count,
40 params, param_count, max_param_count,
41 data, data_count, max_data_count);
43 return (cli_receive_trans(cli, SMBtrans,
44 rparam, (unsigned int *)rparam_count,
45 rdata, (unsigned int *)rdata_count));
48 /****************************************************************************
49 call a remote api
50 ****************************************************************************/
51 BOOL cli_api(struct cli_state *cli,
52 char *param, int prcnt, int mprcnt,
53 char *data, int drcnt, int mdrcnt,
54 char **rparam, unsigned int *rprcnt,
55 char **rdata, unsigned int *rdrcnt)
57 cli_send_trans(cli,SMBtrans,
58 PIPE_LANMAN, /* Name */
59 0,0, /* fid, flags */
60 NULL,0,0, /* Setup, length, max */
61 param, prcnt, mprcnt, /* Params, length, max */
62 data, drcnt, mdrcnt /* Data, length, max */
65 return (cli_receive_trans(cli,SMBtrans,
66 rparam, rprcnt,
67 rdata, rdrcnt));
71 /****************************************************************************
72 perform a NetWkstaUserLogon
73 ****************************************************************************/
74 BOOL cli_NetWkstaUserLogon(struct cli_state *cli,char *user, char *workstation)
76 char *rparam = NULL;
77 char *rdata = NULL;
78 char *p;
79 unsigned int rdrcnt,rprcnt;
80 pstring param;
82 memset(param, 0, sizeof(param));
84 /* send a SMBtrans command with api NetWkstaUserLogon */
85 p = param;
86 SSVAL(p,0,132); /* api number */
87 p += 2;
88 pstrcpy_base(p,"OOWb54WrLh",param);
89 p = skip_string(p,1);
90 pstrcpy_base(p,"WB21BWDWWDDDDDDDzzzD",param);
91 p = skip_string(p,1);
92 SSVAL(p,0,1);
93 p += 2;
94 pstrcpy_base(p,user,param);
95 strupper_m(p);
96 p += 21;
97 p++;
98 p += 15;
99 p++;
100 pstrcpy_base(p, workstation, param);
101 strupper_m(p);
102 p += 16;
103 SSVAL(p, 0, CLI_BUFFER_SIZE);
104 p += 2;
105 SSVAL(p, 0, CLI_BUFFER_SIZE);
106 p += 2;
108 if (cli_api(cli,
109 param, PTR_DIFF(p,param),1024, /* param, length, max */
110 NULL, 0, CLI_BUFFER_SIZE, /* data, length, max */
111 &rparam, &rprcnt, /* return params, return size */
112 &rdata, &rdrcnt /* return data, return size */
113 )) {
114 cli->rap_error = rparam? SVAL(rparam,0) : -1;
115 p = rdata;
117 if (cli->rap_error == 0) {
118 DEBUG(4,("NetWkstaUserLogon success\n"));
119 cli->privileges = SVAL(p, 24);
120 /* The cli->eff_name field used to be set here
121 but it wasn't used anywhere else. */
122 } else {
123 DEBUG(1,("NetwkstaUserLogon gave error %d\n", cli->rap_error));
127 SAFE_FREE(rparam);
128 SAFE_FREE(rdata);
129 return (cli->rap_error == 0);
132 /****************************************************************************
133 call a NetShareEnum - try and browse available connections on a host
134 ****************************************************************************/
135 int cli_RNetShareEnum(struct cli_state *cli, void (*fn)(const char *, uint32, const char *, void *), void *state)
137 char *rparam = NULL;
138 char *rdata = NULL;
139 char *p;
140 unsigned int rdrcnt,rprcnt;
141 pstring param;
142 int count = -1;
144 /* now send a SMBtrans command with api RNetShareEnum */
145 p = param;
146 SSVAL(p,0,0); /* api number */
147 p += 2;
148 pstrcpy_base(p,"WrLeh",param);
149 p = skip_string(p,1);
150 pstrcpy_base(p,"B13BWz",param);
151 p = skip_string(p,1);
152 SSVAL(p,0,1);
154 * Win2k needs a *smaller* buffer than 0xFFFF here -
155 * it returns "out of server memory" with 0xFFFF !!! JRA.
157 SSVAL(p,2,0xFFE0);
158 p += 4;
160 if (cli_api(cli,
161 param, PTR_DIFF(p,param), 1024, /* Param, length, maxlen */
162 NULL, 0, 0xFFE0, /* data, length, maxlen - Win2k needs a small buffer here too ! */
163 &rparam, &rprcnt, /* return params, length */
164 &rdata, &rdrcnt)) /* return data, length */
166 int res = rparam? SVAL(rparam,0) : -1;
168 if (res == 0 || res == ERRmoredata) {
169 int converter=SVAL(rparam,2);
170 int i;
172 count=SVAL(rparam,4);
173 p = rdata;
175 for (i=0;i<count;i++,p+=20) {
176 char *sname = p;
177 int type = SVAL(p,14);
178 int comment_offset = IVAL(p,16) & 0xFFFF;
179 const char *cmnt = comment_offset?(rdata+comment_offset-converter):"";
180 pstring s1, s2;
182 pull_ascii_pstring(s1, sname);
183 pull_ascii_pstring(s2, cmnt);
185 fn(s1, type, s2, state);
187 } else {
188 DEBUG(4,("NetShareEnum res=%d\n", res));
190 } else {
191 DEBUG(4,("NetShareEnum failed\n"));
194 SAFE_FREE(rparam);
195 SAFE_FREE(rdata);
197 return count;
201 /****************************************************************************
202 call a NetServerEnum for the specified workgroup and servertype mask. This
203 function then calls the specified callback function for each name returned.
205 The callback function takes 4 arguments: the machine name, the server type,
206 the comment and a state pointer.
207 ****************************************************************************/
208 BOOL cli_NetServerEnum(struct cli_state *cli, char *workgroup, uint32 stype,
209 void (*fn)(const char *, uint32, const char *, void *),
210 void *state)
212 char *rparam = NULL;
213 char *rdata = NULL;
214 unsigned int rdrcnt,rprcnt;
215 char *p;
216 pstring param;
217 int uLevel = 1;
218 int count = -1;
220 /* send a SMBtrans command with api NetServerEnum */
221 p = param;
222 SSVAL(p,0,0x68); /* api number */
223 p += 2;
224 pstrcpy_base(p,"WrLehDz", param);
225 p = skip_string(p,1);
227 pstrcpy_base(p,"B16BBDz", param);
229 p = skip_string(p,1);
230 SSVAL(p,0,uLevel);
231 SSVAL(p,2,CLI_BUFFER_SIZE);
232 p += 4;
233 SIVAL(p,0,stype);
234 p += 4;
236 p += push_ascii(p, workgroup, sizeof(pstring)-PTR_DIFF(p,param)-1, STR_TERMINATE|STR_UPPER);
238 if (cli_api(cli,
239 param, PTR_DIFF(p,param), 8, /* params, length, max */
240 NULL, 0, CLI_BUFFER_SIZE, /* data, length, max */
241 &rparam, &rprcnt, /* return params, return size */
242 &rdata, &rdrcnt /* return data, return size */
243 )) {
244 int res = rparam? SVAL(rparam,0) : -1;
246 if (res == 0 || res == ERRmoredata) {
247 int i;
248 int converter=SVAL(rparam,2);
250 count=SVAL(rparam,4);
251 p = rdata;
253 for (i = 0;i < count;i++, p += 26) {
254 char *sname = p;
255 int comment_offset = (IVAL(p,22) & 0xFFFF)-converter;
256 const char *cmnt = comment_offset?(rdata+comment_offset):"";
257 pstring s1, s2;
259 if (comment_offset < 0 || comment_offset > (int)rdrcnt) continue;
261 stype = IVAL(p,18) & ~SV_TYPE_LOCAL_LIST_ONLY;
263 pull_ascii_pstring(s1, sname);
264 pull_ascii_pstring(s2, cmnt);
265 fn(s1, stype, s2, state);
270 SAFE_FREE(rparam);
271 SAFE_FREE(rdata);
273 return(count > 0);
278 /****************************************************************************
279 Send a SamOEMChangePassword command
280 ****************************************************************************/
281 BOOL cli_oem_change_password(struct cli_state *cli, const char *user, const char *new_password,
282 const char *old_password)
284 pstring param;
285 char data[532];
286 char *p = param;
287 unsigned char old_pw_hash[16];
288 unsigned char new_pw_hash[16];
289 unsigned int data_len;
290 unsigned int param_len = 0;
291 char *rparam = NULL;
292 char *rdata = NULL;
293 unsigned int rprcnt, rdrcnt;
294 pstring dos_new_password;
296 if (strlen(user) >= sizeof(fstring)-1) {
297 DEBUG(0,("cli_oem_change_password: user name %s is too long.\n", user));
298 return False;
301 SSVAL(p,0,214); /* SamOEMChangePassword command. */
302 p += 2;
303 pstrcpy_base(p, "zsT", param);
304 p = skip_string(p,1);
305 pstrcpy_base(p, "B516B16", param);
306 p = skip_string(p,1);
307 pstrcpy_base(p,user, param);
308 p = skip_string(p,1);
309 SSVAL(p,0,532);
310 p += 2;
312 param_len = PTR_DIFF(p,param);
315 * Get the Lanman hash of the old password, we
316 * use this as the key to make_oem_passwd_hash().
318 E_deshash(old_password, old_pw_hash);
320 clistr_push(cli, dos_new_password, new_password, sizeof(dos_new_password), STR_TERMINATE|STR_ASCII);
322 if (!make_oem_passwd_hash( data, dos_new_password, old_pw_hash, False))
323 return False;
326 * Now place the old password hash in the data.
328 E_deshash(new_password, new_pw_hash);
330 E_old_pw_hash( new_pw_hash, old_pw_hash, (uchar *)&data[516]);
332 data_len = 532;
334 if (cli_send_trans(cli,SMBtrans,
335 PIPE_LANMAN, /* name */
336 0,0, /* fid, flags */
337 NULL,0,0, /* setup, length, max */
338 param,param_len,2, /* param, length, max */
339 data,data_len,0 /* data, length, max */
340 ) == False) {
341 DEBUG(0,("cli_oem_change_password: Failed to send password change for user %s\n",
342 user ));
343 return False;
346 if (!cli_receive_trans(cli,SMBtrans,
347 &rparam, &rprcnt,
348 &rdata, &rdrcnt)) {
349 DEBUG(0,("cli_oem_change_password: Failed to recieve reply to password change for user %s\n",
350 user ));
351 return False;
354 if (rparam)
355 cli->rap_error = SVAL(rparam,0);
357 SAFE_FREE(rparam);
358 SAFE_FREE(rdata);
360 return (cli->rap_error == 0);
364 /****************************************************************************
365 send a qpathinfo call
366 ****************************************************************************/
367 BOOL cli_qpathinfo(struct cli_state *cli, const char *fname,
368 time_t *c_time, time_t *a_time, time_t *m_time,
369 size_t *size, uint16 *mode)
371 unsigned int data_len = 0;
372 unsigned int param_len = 0;
373 unsigned int rparam_len, rdata_len;
374 uint16 setup = TRANSACT2_QPATHINFO;
375 pstring param;
376 char *rparam=NULL, *rdata=NULL;
377 int count=8;
378 BOOL ret;
379 time_t (*date_fn)(void *);
380 char *p;
382 p = param;
383 memset(p, 0, 6);
384 SSVAL(p, 0, SMB_INFO_STANDARD);
385 p += 6;
386 p += clistr_push(cli, p, fname, sizeof(pstring)-6, STR_TERMINATE);
388 param_len = PTR_DIFF(p, param);
390 do {
391 ret = (cli_send_trans(cli, SMBtrans2,
392 NULL, /* Name */
393 -1, 0, /* fid, flags */
394 &setup, 1, 0, /* setup, length, max */
395 param, param_len, 10, /* param, length, max */
396 NULL, data_len, cli->max_xmit /* data, length, max */
397 ) &&
398 cli_receive_trans(cli, SMBtrans2,
399 &rparam, &rparam_len,
400 &rdata, &rdata_len));
401 if (!cli_is_dos_error(cli)) break;
402 if (!ret) {
403 /* we need to work around a Win95 bug - sometimes
404 it gives ERRSRV/ERRerror temprarily */
405 uint8 eclass;
406 uint32 ecode;
407 cli_dos_error(cli, &eclass, &ecode);
408 if (eclass != ERRSRV || ecode != ERRerror) break;
409 msleep(100);
411 } while (count-- && ret==False);
413 if (!ret || !rdata || rdata_len < 22) {
414 return False;
417 if (cli->win95) {
418 date_fn = make_unix_date;
419 } else {
420 date_fn = make_unix_date2;
423 if (c_time) {
424 *c_time = date_fn(rdata+0);
426 if (a_time) {
427 *a_time = date_fn(rdata+4);
429 if (m_time) {
430 *m_time = date_fn(rdata+8);
432 if (size) {
433 *size = IVAL(rdata, 12);
435 if (mode) {
436 *mode = SVAL(rdata,l1_attrFile);
439 SAFE_FREE(rdata);
440 SAFE_FREE(rparam);
441 return True;
444 /****************************************************************************
445 send a qpathinfo call with the SMB_QUERY_FILE_ALL_INFO info level
446 ****************************************************************************/
447 BOOL cli_qpathinfo2(struct cli_state *cli, const char *fname,
448 time_t *c_time, time_t *a_time, time_t *m_time,
449 time_t *w_time, size_t *size, uint16 *mode,
450 SMB_INO_T *ino)
452 unsigned int data_len = 0;
453 unsigned int param_len = 0;
454 uint16 setup = TRANSACT2_QPATHINFO;
455 pstring param;
456 char *rparam=NULL, *rdata=NULL;
457 char *p;
459 p = param;
460 memset(p, 0, 6);
461 SSVAL(p, 0, SMB_QUERY_FILE_ALL_INFO);
462 p += 6;
463 p += clistr_push(cli, p, fname, sizeof(pstring)-6, STR_TERMINATE);
465 param_len = PTR_DIFF(p, param);
467 if (!cli_send_trans(cli, SMBtrans2,
468 NULL, /* name */
469 -1, 0, /* fid, flags */
470 &setup, 1, 0, /* setup, length, max */
471 param, param_len, 10, /* param, length, max */
472 NULL, data_len, cli->max_xmit /* data, length, max */
473 )) {
474 return False;
477 if (!cli_receive_trans(cli, SMBtrans2,
478 &rparam, &param_len,
479 &rdata, &data_len)) {
480 return False;
483 if (!rdata || data_len < 22) {
484 return False;
487 if (c_time) {
488 *c_time = interpret_long_date(rdata+0) - cli->serverzone;
490 if (a_time) {
491 *a_time = interpret_long_date(rdata+8) - cli->serverzone;
493 if (m_time) {
494 *m_time = interpret_long_date(rdata+16) - cli->serverzone;
496 if (w_time) {
497 *w_time = interpret_long_date(rdata+24) - cli->serverzone;
499 if (mode) {
500 *mode = SVAL(rdata, 32);
502 if (size) {
503 *size = IVAL(rdata, 48);
505 if (ino) {
506 *ino = IVAL(rdata, 64);
509 SAFE_FREE(rdata);
510 SAFE_FREE(rparam);
511 return True;
515 /****************************************************************************
516 send a qfileinfo QUERY_FILE_NAME_INFO call
517 ****************************************************************************/
518 BOOL cli_qfilename(struct cli_state *cli, int fnum,
519 pstring name)
521 unsigned int data_len = 0;
522 unsigned int param_len = 0;
523 uint16 setup = TRANSACT2_QFILEINFO;
524 pstring param;
525 char *rparam=NULL, *rdata=NULL;
527 param_len = 4;
528 memset(param, 0, param_len);
529 SSVAL(param, 0, fnum);
530 SSVAL(param, 2, SMB_QUERY_FILE_NAME_INFO);
532 if (!cli_send_trans(cli, SMBtrans2,
533 NULL, /* name */
534 -1, 0, /* fid, flags */
535 &setup, 1, 0, /* setup, length, max */
536 param, param_len, 2, /* param, length, max */
537 NULL, data_len, cli->max_xmit /* data, length, max */
538 )) {
539 return False;
542 if (!cli_receive_trans(cli, SMBtrans2,
543 &rparam, &param_len,
544 &rdata, &data_len)) {
545 return False;
548 if (!rdata || data_len < 4) {
549 return False;
552 clistr_pull(cli, name, rdata+4, sizeof(pstring), IVAL(rdata, 0), STR_UNICODE);
554 return True;
558 /****************************************************************************
559 send a qfileinfo call
560 ****************************************************************************/
561 BOOL cli_qfileinfo(struct cli_state *cli, int fnum,
562 uint16 *mode, size_t *size,
563 time_t *c_time, time_t *a_time, time_t *m_time,
564 time_t *w_time, SMB_INO_T *ino)
566 unsigned int data_len = 0;
567 unsigned int param_len = 0;
568 uint16 setup = TRANSACT2_QFILEINFO;
569 pstring param;
570 char *rparam=NULL, *rdata=NULL;
572 /* if its a win95 server then fail this - win95 totally screws it
573 up */
574 if (cli->win95) return False;
576 param_len = 4;
578 memset(param, 0, param_len);
579 SSVAL(param, 0, fnum);
580 SSVAL(param, 2, SMB_QUERY_FILE_ALL_INFO);
582 if (!cli_send_trans(cli, SMBtrans2,
583 NULL, /* name */
584 -1, 0, /* fid, flags */
585 &setup, 1, 0, /* setup, length, max */
586 param, param_len, 2, /* param, length, max */
587 NULL, data_len, cli->max_xmit /* data, length, max */
588 )) {
589 return False;
592 if (!cli_receive_trans(cli, SMBtrans2,
593 &rparam, &param_len,
594 &rdata, &data_len)) {
595 return False;
598 if (!rdata || data_len < 68) {
599 return False;
602 if (c_time) {
603 *c_time = interpret_long_date(rdata+0) - cli->serverzone;
605 if (a_time) {
606 *a_time = interpret_long_date(rdata+8) - cli->serverzone;
608 if (m_time) {
609 *m_time = interpret_long_date(rdata+16) - cli->serverzone;
611 if (w_time) {
612 *w_time = interpret_long_date(rdata+24) - cli->serverzone;
614 if (mode) {
615 *mode = SVAL(rdata, 32);
617 if (size) {
618 *size = IVAL(rdata, 48);
620 if (ino) {
621 *ino = IVAL(rdata, 64);
624 SAFE_FREE(rdata);
625 SAFE_FREE(rparam);
626 return True;
629 /****************************************************************************
630 send a qfileinfo call
631 ****************************************************************************/
632 BOOL cli_qfileinfo_test(struct cli_state *cli, int fnum, int level, char *outdata)
634 unsigned int data_len = 0;
635 unsigned int param_len = 0;
636 uint16 setup = TRANSACT2_QFILEINFO;
637 pstring param;
638 char *rparam=NULL, *rdata=NULL;
640 /* if its a win95 server then fail this - win95 totally screws it
641 up */
642 if (cli->win95) return False;
644 param_len = 4;
646 memset(param, 0, param_len);
647 SSVAL(param, 0, fnum);
648 SSVAL(param, 2, level);
650 if (!cli_send_trans(cli, SMBtrans2,
651 NULL, /* name */
652 -1, 0, /* fid, flags */
653 &setup, 1, 0, /* setup, length, max */
654 param, param_len, 2, /* param, length, max */
655 NULL, data_len, cli->max_xmit /* data, length, max */
656 )) {
657 return False;
660 if (!cli_receive_trans(cli, SMBtrans2,
661 &rparam, &param_len,
662 &rdata, &data_len)) {
663 return False;
666 memcpy(outdata, rdata, data_len);
668 SAFE_FREE(rdata);
669 SAFE_FREE(rparam);
670 return True;
675 /****************************************************************************
676 send a qpathinfo SMB_QUERY_FILE_ALT_NAME_INFO call
677 ****************************************************************************/
678 NTSTATUS cli_qpathinfo_alt_name(struct cli_state *cli, const char *fname, fstring alt_name)
680 unsigned int data_len = 0;
681 unsigned int param_len = 0;
682 uint16 setup = TRANSACT2_QPATHINFO;
683 pstring param;
684 char *rparam=NULL, *rdata=NULL;
685 int count=8;
686 char *p;
687 BOOL ret;
688 unsigned int len;
690 p = param;
691 memset(p, 0, 6);
692 SSVAL(p, 0, SMB_QUERY_FILE_ALT_NAME_INFO);
693 p += 6;
694 p += clistr_push(cli, p, fname, sizeof(pstring)-6, STR_TERMINATE);
696 param_len = PTR_DIFF(p, param);
698 do {
699 ret = (cli_send_trans(cli, SMBtrans2,
700 NULL, /* Name */
701 -1, 0, /* fid, flags */
702 &setup, 1, 0, /* setup, length, max */
703 param, param_len, 10, /* param, length, max */
704 NULL, data_len, cli->max_xmit /* data, length, max */
705 ) &&
706 cli_receive_trans(cli, SMBtrans2,
707 &rparam, &param_len,
708 &rdata, &data_len));
709 if (!ret && cli_is_dos_error(cli)) {
710 /* we need to work around a Win95 bug - sometimes
711 it gives ERRSRV/ERRerror temprarily */
712 uint8 eclass;
713 uint32 ecode;
714 cli_dos_error(cli, &eclass, &ecode);
715 if (eclass != ERRSRV || ecode != ERRerror) break;
716 msleep(100);
718 } while (count-- && ret==False);
720 if (!ret || !rdata || data_len < 4) {
721 return NT_STATUS_UNSUCCESSFUL;
724 len = IVAL(rdata, 0);
726 if (len > data_len - 4) {
727 return NT_STATUS_INVALID_NETWORK_RESPONSE;
730 clistr_pull(cli, alt_name, rdata+4, sizeof(fstring), len, STR_UNICODE);
732 SAFE_FREE(rdata);
733 SAFE_FREE(rparam);
735 return NT_STATUS_OK;