source: branches/samba-3.3.x/source/libsmb/cliquota.c

Last change on this file was 491, checked in by Herwig Bauernfeind, 15 years ago

Update Samba 3.3 to 3.3.14 (security update)
File size: 15.5 KB
RevLine 
[491]1/*
2 Unix SMB/CIFS implementation.
3 client quota functions
4 Copyright (C) Stefan (metze) Metzmacher 2003
5
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 3 of the License, or
9 (at your option) any later version.
10
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.
15
16 You should have received a copy of the GNU General Public License
17 along with this program. If not, see <http://www.gnu.org/licenses/>.
18*/
19
20#include "includes.h"
21
22bool cli_get_quota_handle(struct cli_state *cli, int *quota_fnum)
23{
24 *quota_fnum = cli_nt_create_full(cli, FAKE_FILE_NAME_QUOTA_WIN32,
25 0x00000016, DESIRED_ACCESS_PIPE,
26 0x00000000, FILE_SHARE_READ|FILE_SHARE_WRITE,
27 FILE_OPEN, 0x00000000, 0x03);
28
29 if (*quota_fnum == (-1)) {
30 return False;
31 }
32
33 return True;
34}
35
36void free_ntquota_list(SMB_NTQUOTA_LIST **qt_list)
37{
38 if (!qt_list)
39 return;
40
41 if ((*qt_list)->mem_ctx)
42 talloc_destroy((*qt_list)->mem_ctx);
43
44 (*qt_list) = NULL;
45
46 return;
47}
48
49static bool parse_user_quota_record(const char *rdata, unsigned int rdata_count, unsigned int *offset, SMB_NTQUOTA_STRUCT *pqt)
50{
51 int sid_len;
52 SMB_NTQUOTA_STRUCT qt;
53
54 ZERO_STRUCT(qt);
55
56 if (!rdata||!offset||!pqt) {
57 smb_panic("parse_quota_record: called with NULL POINTER!");
58 }
59
60 if (rdata_count < 40) {
61 return False;
62 }
63
64 /* offset to next quota record.
65 * 4 bytes IVAL(rdata,0)
66 * unused here...
67 */
68 *offset = IVAL(rdata,0);
69
70 /* sid len */
71 sid_len = IVAL(rdata,4);
72
73 if (rdata_count < 40+sid_len) {
74 return False;
75 }
76
77 /* unknown 8 bytes in pdata
78 * maybe its the change time in NTTIME
79 */
80
81 /* the used space 8 bytes (SMB_BIG_UINT)*/
82 qt.usedspace = (SMB_BIG_UINT)IVAL(rdata,16);
83#ifdef LARGE_SMB_OFF_T
84 qt.usedspace |= (((SMB_BIG_UINT)IVAL(rdata,20)) << 32);
85#else /* LARGE_SMB_OFF_T */
86 if ((IVAL(rdata,20) != 0)&&
87 ((qt.usedspace != 0xFFFFFFFF)||
88 (IVAL(rdata,20)!=0xFFFFFFFF))) {
89 /* more than 32 bits? */
90 return False;
91 }
92#endif /* LARGE_SMB_OFF_T */
93
94 /* the soft quotas 8 bytes (SMB_BIG_UINT)*/
95 qt.softlim = (SMB_BIG_UINT)IVAL(rdata,24);
96#ifdef LARGE_SMB_OFF_T
97 qt.softlim |= (((SMB_BIG_UINT)IVAL(rdata,28)) << 32);
98#else /* LARGE_SMB_OFF_T */
99 if ((IVAL(rdata,28) != 0)&&
100 ((qt.softlim != 0xFFFFFFFF)||
101 (IVAL(rdata,28)!=0xFFFFFFFF))) {
102 /* more than 32 bits? */
103 return False;
104 }
105#endif /* LARGE_SMB_OFF_T */
106
107 /* the hard quotas 8 bytes (SMB_BIG_UINT)*/
108 qt.hardlim = (SMB_BIG_UINT)IVAL(rdata,32);
109#ifdef LARGE_SMB_OFF_T
110 qt.hardlim |= (((SMB_BIG_UINT)IVAL(rdata,36)) << 32);
111#else /* LARGE_SMB_OFF_T */
112 if ((IVAL(rdata,36) != 0)&&
113 ((qt.hardlim != 0xFFFFFFFF)||
114 (IVAL(rdata,36)!=0xFFFFFFFF))) {
115 /* more than 32 bits? */
116 return False;
117 }
118#endif /* LARGE_SMB_OFF_T */
119
120 if (!sid_parse(rdata+40,sid_len,&qt.sid)) {
121 return false;
122 }
123
124 qt.qtype = SMB_USER_QUOTA_TYPE;
125
126 *pqt = qt;
127
128 return True;
129}
130
131bool cli_get_user_quota(struct cli_state *cli, int quota_fnum, SMB_NTQUOTA_STRUCT *pqt)
132{
133 bool ret = False;
134 uint16 setup;
135 char params[16];
136 unsigned int data_len;
137 char data[SID_MAX_SIZE+8];
138 char *rparam=NULL, *rdata=NULL;
139 unsigned int rparam_count=0, rdata_count=0;
140 unsigned int sid_len;
141 unsigned int offset;
142
143 if (!cli||!pqt) {
144 smb_panic("cli_get_user_quota() called with NULL Pointer!");
145 }
146
147 setup = NT_TRANSACT_GET_USER_QUOTA;
148
149 SSVAL(params, 0,quota_fnum);
150 SSVAL(params, 2,TRANSACT_GET_USER_QUOTA_FOR_SID);
151 SIVAL(params, 4,0x00000024);
152 SIVAL(params, 8,0x00000000);
153 SIVAL(params,12,0x00000024);
154
155 sid_len = ndr_size_dom_sid(&pqt->sid, 0);
156 data_len = sid_len+8;
157 SIVAL(data, 0, 0x00000000);
158 SIVAL(data, 4, sid_len);
159 sid_linearize(data+8, sid_len, &pqt->sid);
160
161 if (!cli_send_nt_trans(cli,
162 NT_TRANSACT_GET_USER_QUOTA,
163 0,
164 &setup, 1, 0,
165 params, 16, 4,
166 data, data_len, 112)) {
167 DEBUG(1,("Failed to send NT_TRANSACT_GET_USER_QUOTA\n"));
168 goto cleanup;
169 }
170
171
172 if (!cli_receive_nt_trans(cli,
173 &rparam, &rparam_count,
174 &rdata, &rdata_count)) {
175 DEBUG(1,("Failed to recv NT_TRANSACT_GET_USER_QUOTA\n"));
176 goto cleanup;
177 }
178
179 if (cli_is_error(cli)) {
180 ret = False;
181 goto cleanup;
182 } else {
183 ret = True;
184 }
185
186 if ((rparam&&rdata)&&(rparam_count>=4&&rdata_count>=8)) {
187 ret = parse_user_quota_record(rdata, rdata_count, &offset, pqt);
188 } else {
189 DEBUG(0,("Got INVALID NT_TRANSACT_GET_USER_QUOTA reply.\n"));
190 ret = False;
191 }
192
193 cleanup:
194 SAFE_FREE(rparam);
195 SAFE_FREE(rdata);
196 return ret;
197}
198
199bool cli_set_user_quota(struct cli_state *cli, int quota_fnum, SMB_NTQUOTA_STRUCT *pqt)
200{
201 bool ret = False;
202 uint16 setup;
203 char params[2];
204 char data[112];
205 char *rparam=NULL, *rdata=NULL;
206 unsigned int rparam_count=0, rdata_count=0;
207 unsigned int sid_len;
208 memset(data,'\0',112);
209
210 if (!cli||!pqt) {
211 smb_panic("cli_set_user_quota() called with NULL Pointer!");
212 }
213
214 setup = NT_TRANSACT_SET_USER_QUOTA;
215
216 SSVAL(params,0,quota_fnum);
217
218 sid_len = ndr_size_dom_sid(&pqt->sid, 0);
219 SIVAL(data,0,0);
220 SIVAL(data,4,sid_len);
221 SBIG_UINT(data, 8,(SMB_BIG_UINT)0);
222 SBIG_UINT(data,16,pqt->usedspace);
223 SBIG_UINT(data,24,pqt->softlim);
224 SBIG_UINT(data,32,pqt->hardlim);
225 sid_linearize(data+40, sid_len, &pqt->sid);
226
227 if (!cli_send_nt_trans(cli,
228 NT_TRANSACT_SET_USER_QUOTA,
229 0,
230 &setup, 1, 0,
231 params, 2, 0,
232 data, 112, 0)) {
233 DEBUG(1,("Failed to send NT_TRANSACT_SET_USER_QUOTA\n"));
234 goto cleanup;
235 }
236
237
238 if (!cli_receive_nt_trans(cli,
239 &rparam, &rparam_count,
240 &rdata, &rdata_count)) {
241 DEBUG(1,("NT_TRANSACT_SET_USER_QUOTA failed\n"));
242 goto cleanup;
243 }
244
245 if (cli_is_error(cli)) {
246 ret = False;
247 goto cleanup;
248 } else {
249 ret = True;
250 }
251
252 cleanup:
253 SAFE_FREE(rparam);
254 SAFE_FREE(rdata);
255 return ret;
256}
257
258bool cli_list_user_quota(struct cli_state *cli, int quota_fnum, SMB_NTQUOTA_LIST **pqt_list)
259{
260 bool ret = False;
261 uint16 setup;
262 char params[16];
263 char *rparam=NULL, *rdata=NULL;
264 unsigned int rparam_count=0, rdata_count=0;
265 unsigned int offset;
266 const char *curdata = NULL;
267 unsigned int curdata_count = 0;
268 TALLOC_CTX *mem_ctx = NULL;
269 SMB_NTQUOTA_STRUCT qt;
270 SMB_NTQUOTA_LIST *tmp_list_ent;
271
272 if (!cli||!pqt_list) {
273 smb_panic("cli_list_user_quota() called with NULL Pointer!");
274 }
275
276 setup = NT_TRANSACT_GET_USER_QUOTA;
277
278 SSVAL(params, 0,quota_fnum);
279 SSVAL(params, 2,TRANSACT_GET_USER_QUOTA_LIST_START);
280 SIVAL(params, 4,0x00000000);
281 SIVAL(params, 8,0x00000000);
282 SIVAL(params,12,0x00000000);
283
284 if (!cli_send_nt_trans(cli,
285 NT_TRANSACT_GET_USER_QUOTA,
286 0,
287 &setup, 1, 0,
288 params, 16, 4,
289 NULL, 0, 2048)) {
290 DEBUG(1,("Failed to send NT_TRANSACT_GET_USER_QUOTA\n"));
291 goto cleanup;
292 }
293
294
295 if (!cli_receive_nt_trans(cli,
296 &rparam, &rparam_count,
297 &rdata, &rdata_count)) {
298 DEBUG(1,("Failed to recv NT_TRANSACT_GET_USER_QUOTA\n"));
299 goto cleanup;
300 }
301
302 if (cli_is_error(cli)) {
303 ret = False;
304 goto cleanup;
305 } else {
306 ret = True;
307 }
308
309 if (rdata_count == 0) {
310 *pqt_list = NULL;
311 return True;
312 }
313
314 if ((mem_ctx=talloc_init("SMB_USER_QUOTA_LIST"))==NULL) {
315 DEBUG(0,("talloc_init() failed\n"));
316 return (-1);
317 }
318
319 offset = 1;
320 for (curdata=rdata,curdata_count=rdata_count;
321 ((curdata)&&(curdata_count>=8)&&(offset>0));
322 curdata +=offset,curdata_count -= offset) {
323 ZERO_STRUCT(qt);
324 if (!parse_user_quota_record(curdata, curdata_count, &offset, &qt)) {
325 DEBUG(1,("Failed to parse the quota record\n"));
326 goto cleanup;
327 }
328
329 if ((tmp_list_ent=TALLOC_ZERO_P(mem_ctx,SMB_NTQUOTA_LIST))==NULL) {
330 DEBUG(0,("TALLOC_ZERO() failed\n"));
331 talloc_destroy(mem_ctx);
332 return (-1);
333 }
334
335 if ((tmp_list_ent->quotas=TALLOC_ZERO_P(mem_ctx,SMB_NTQUOTA_STRUCT))==NULL) {
336 DEBUG(0,("TALLOC_ZERO() failed\n"));
337 talloc_destroy(mem_ctx);
338 return (-1);
339 }
340
341 memcpy(tmp_list_ent->quotas,&qt,sizeof(qt));
342 tmp_list_ent->mem_ctx = mem_ctx;
343
344 DLIST_ADD((*pqt_list),tmp_list_ent);
345 }
346
347 SSVAL(params, 2,TRANSACT_GET_USER_QUOTA_LIST_CONTINUE);
348 while(1) {
349 if (!cli_send_nt_trans(cli,
350 NT_TRANSACT_GET_USER_QUOTA,
351 0,
352 &setup, 1, 0,
353 params, 16, 4,
354 NULL, 0, 2048)) {
355 DEBUG(1,("Failed to send NT_TRANSACT_GET_USER_QUOTA\n"));
356 goto cleanup;
357 }
358
359 SAFE_FREE(rparam);
360 SAFE_FREE(rdata);
361 if (!cli_receive_nt_trans(cli,
362 &rparam, &rparam_count,
363 &rdata, &rdata_count)) {
364 DEBUG(1,("Failed to recv NT_TRANSACT_GET_USER_QUOTA\n"));
365 goto cleanup;
366 }
367
368 if (cli_is_error(cli)) {
369 ret = False;
370 goto cleanup;
371 } else {
372 ret = True;
373 }
374
375 if (rdata_count == 0) {
376 break;
377 }
378
379 offset = 1;
380 for (curdata=rdata,curdata_count=rdata_count;
381 ((curdata)&&(curdata_count>=8)&&(offset>0));
382 curdata +=offset,curdata_count -= offset) {
383 ZERO_STRUCT(qt);
384 if (!parse_user_quota_record(curdata, curdata_count, &offset, &qt)) {
385 DEBUG(1,("Failed to parse the quota record\n"));
386 goto cleanup;
387 }
388
389 if ((tmp_list_ent=TALLOC_ZERO_P(mem_ctx,SMB_NTQUOTA_LIST))==NULL) {
390 DEBUG(0,("TALLOC_ZERO() failed\n"));
391 talloc_destroy(mem_ctx);
392 goto cleanup;
393 }
394
395 if ((tmp_list_ent->quotas=TALLOC_ZERO_P(mem_ctx,SMB_NTQUOTA_STRUCT))==NULL) {
396 DEBUG(0,("TALLOC_ZERO() failed\n"));
397 talloc_destroy(mem_ctx);
398 goto cleanup;
399 }
400
401 memcpy(tmp_list_ent->quotas,&qt,sizeof(qt));
402 tmp_list_ent->mem_ctx = mem_ctx;
403
404 DLIST_ADD((*pqt_list),tmp_list_ent);
405 }
406 }
407
408
409 ret = True;
410 cleanup:
411 SAFE_FREE(rparam);
412 SAFE_FREE(rdata);
413
414 return ret;
415}
416
417bool cli_get_fs_quota_info(struct cli_state *cli, int quota_fnum, SMB_NTQUOTA_STRUCT *pqt)
418{
419 bool ret = False;
420 uint16 setup;
421 char param[2];
422 char *rparam=NULL, *rdata=NULL;
423 unsigned int rparam_count=0, rdata_count=0;
424 SMB_NTQUOTA_STRUCT qt;
425 ZERO_STRUCT(qt);
426
427 if (!cli||!pqt) {
428 smb_panic("cli_get_fs_quota_info() called with NULL Pointer!");
429 }
430
431 setup = TRANSACT2_QFSINFO;
432
433 SSVAL(param,0,SMB_FS_QUOTA_INFORMATION);
434
435 if (!cli_send_trans(cli, SMBtrans2,
436 NULL,
437 0, 0,
438 &setup, 1, 0,
439 param, 2, 0,
440 NULL, 0, 560)) {
441 goto cleanup;
442 }
443
444 if (!cli_receive_trans(cli, SMBtrans2,
445 &rparam, &rparam_count,
446 &rdata, &rdata_count)) {
447 goto cleanup;
448 }
449
450 if (cli_is_error(cli)) {
451 ret = False;
452 goto cleanup;
453 } else {
454 ret = True;
455 }
456
457 if (rdata_count < 48) {
458 goto cleanup;
459 }
460
461 /* unknown_1 24 NULL bytes in pdata*/
462
463 /* the soft quotas 8 bytes (SMB_BIG_UINT)*/
464 qt.softlim = (SMB_BIG_UINT)IVAL(rdata,24);
465#ifdef LARGE_SMB_OFF_T
466 qt.softlim |= (((SMB_BIG_UINT)IVAL(rdata,28)) << 32);
467#else /* LARGE_SMB_OFF_T */
468 if ((IVAL(rdata,28) != 0)&&
469 ((qt.softlim != 0xFFFFFFFF)||
470 (IVAL(rdata,28)!=0xFFFFFFFF))) {
471 /* more than 32 bits? */
472 goto cleanup;
473 }
474#endif /* LARGE_SMB_OFF_T */
475
476 /* the hard quotas 8 bytes (SMB_BIG_UINT)*/
477 qt.hardlim = (SMB_BIG_UINT)IVAL(rdata,32);
478#ifdef LARGE_SMB_OFF_T
479 qt.hardlim |= (((SMB_BIG_UINT)IVAL(rdata,36)) << 32);
480#else /* LARGE_SMB_OFF_T */
481 if ((IVAL(rdata,36) != 0)&&
482 ((qt.hardlim != 0xFFFFFFFF)||
483 (IVAL(rdata,36)!=0xFFFFFFFF))) {
484 /* more than 32 bits? */
485 goto cleanup;
486 }
487#endif /* LARGE_SMB_OFF_T */
488
489 /* quota_flags 2 bytes **/
490 qt.qflags = SVAL(rdata,40);
491
492 qt.qtype = SMB_USER_FS_QUOTA_TYPE;
493
494 *pqt = qt;
495
496 ret = True;
497cleanup:
498 SAFE_FREE(rparam);
499 SAFE_FREE(rdata);
500
501 return ret;
502}
503
504bool cli_set_fs_quota_info(struct cli_state *cli, int quota_fnum, SMB_NTQUOTA_STRUCT *pqt)
505{
506 bool ret = False;
507 uint16 setup;
508 char param[4];
509 char data[48];
510 char *rparam=NULL, *rdata=NULL;
511 unsigned int rparam_count=0, rdata_count=0;
512 SMB_NTQUOTA_STRUCT qt;
513 ZERO_STRUCT(qt);
514 memset(data,'\0',48);
515
516 if (!cli||!pqt) {
517 smb_panic("cli_set_fs_quota_info() called with NULL Pointer!");
518 }
519
520 setup = TRANSACT2_SETFSINFO;
521
522 SSVAL(param,0,quota_fnum);
523 SSVAL(param,2,SMB_FS_QUOTA_INFORMATION);
524
525 /* Unknown1 24 NULL bytes*/
526
527 /* Default Soft Quota 8 bytes */
528 SBIG_UINT(data,24,pqt->softlim);
529
530 /* Default Hard Quota 8 bytes */
531 SBIG_UINT(data,32,pqt->hardlim);
532
533 /* Quota flag 2 bytes */
534 SSVAL(data,40,pqt->qflags);
535
536 /* Unknown3 6 NULL bytes */
537
538 if (!cli_send_trans(cli, SMBtrans2,
539 NULL,
540 0, 0,
541 &setup, 1, 0,
542 param, 4, 0,
543 data, 48, 0)) {
544 goto cleanup;
545 }
546
547 if (!cli_receive_trans(cli, SMBtrans2,
548 &rparam, &rparam_count,
549 &rdata, &rdata_count)) {
550 goto cleanup;
551 }
552
553 if (cli_is_error(cli)) {
554 ret = False;
555 goto cleanup;
556 } else {
557 ret = True;
558 }
559
560cleanup:
561 SAFE_FREE(rparam);
562 SAFE_FREE(rdata);
563
564 return ret;
565}
566
567static const char *quota_str_static(SMB_BIG_UINT val, bool special, bool _numeric)
568{
569 const char *result;
570
571 if (!_numeric&&special&&(val == SMB_NTQUOTAS_NO_LIMIT)) {
572 return "NO LIMIT";
573 }
574#if defined(HAVE_LONGLONG)
575 result = talloc_asprintf(talloc_tos(), "%llu", val);
576#else
577 result = talloc_asprintf(talloc_tos(), "%lu", val);
578#endif
579 SMB_ASSERT(result != NULL);
580 return result;
581}
582
583void dump_ntquota(SMB_NTQUOTA_STRUCT *qt, bool _verbose, bool _numeric, void (*_sidtostring)(fstring str, DOM_SID *sid, bool _numeric))
584{
585 TALLOC_CTX *frame = talloc_stackframe();
586
587 if (!qt) {
588 smb_panic("dump_ntquota() called with NULL pointer");
589 }
590
591 switch (qt->qtype) {
592 case SMB_USER_FS_QUOTA_TYPE:
593 {
594 d_printf("File System QUOTAS:\n");
595 d_printf("Limits:\n");
596 d_printf(" Default Soft Limit: %15s\n",quota_str_static(qt->softlim,True,_numeric));
597 d_printf(" Default Hard Limit: %15s\n",quota_str_static(qt->hardlim,True,_numeric));
598 d_printf("Quota Flags:\n");
599 d_printf(" Quotas Enabled: %s\n",
600 ((qt->qflags&QUOTAS_ENABLED)||(qt->qflags&QUOTAS_DENY_DISK))?"On":"Off");
601 d_printf(" Deny Disk: %s\n",(qt->qflags&QUOTAS_DENY_DISK)?"On":"Off");
602 d_printf(" Log Soft Limit: %s\n",(qt->qflags&QUOTAS_LOG_THRESHOLD)?"On":"Off");
603 d_printf(" Log Hard Limit: %s\n",(qt->qflags&QUOTAS_LOG_LIMIT)?"On":"Off");
604 }
605 break;
606 case SMB_USER_QUOTA_TYPE:
607 {
608 fstring username_str = {0};
609
610 if (_sidtostring) {
611 _sidtostring(username_str,&qt->sid,_numeric);
612 } else {
613 sid_to_fstring(username_str, &qt->sid);
614 }
615
616 if (_verbose) {
617 d_printf("Quotas for User: %s\n",username_str);
618 d_printf("Used Space: %15s\n",quota_str_static(qt->usedspace,False,_numeric));
619 d_printf("Soft Limit: %15s\n",quota_str_static(qt->softlim,True,_numeric));
620 d_printf("Hard Limit: %15s\n",quota_str_static(qt->hardlim,True,_numeric));
621 } else {
622 d_printf("%-30s: ",username_str);
623 d_printf("%15s/",quota_str_static(qt->usedspace,False,_numeric));
624 d_printf("%15s/",quota_str_static(qt->softlim,True,_numeric));
625 d_printf("%15s\n",quota_str_static(qt->hardlim,True,_numeric));
626 }
627 }
628 break;
629 default:
630 d_printf("dump_ntquota() invalid qtype(%d)\n",qt->qtype);
631 }
632 TALLOC_FREE(frame);
633 return;
634}
635
636void dump_ntquota_list(SMB_NTQUOTA_LIST **qtl, bool _verbose, bool _numeric, void (*_sidtostring)(fstring str, DOM_SID *sid, bool _numeric))
637{
638 SMB_NTQUOTA_LIST *cur;
639
640 for (cur = *qtl;cur;cur = cur->next) {
641 if (cur->quotas)
642 dump_ntquota(cur->quotas,_verbose,_numeric,_sidtostring);
643 }
644}
Note: See TracBrowser for help on using the repository browser.