source: trunk/server/source3/libsmb/cliquota.c@ 421

Last change on this file since 421 was 414, checked in by Herwig Bauernfeind, 15 years ago

Samba 3.5.0: Initial import
File size: 14.7 KB
Line 
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
22NTSTATUS cli_get_quota_handle(struct cli_state *cli, uint16_t *quota_fnum)
23{
24 return cli_ntcreate(cli, FAKE_FILE_NAME_QUOTA_WIN32,
25 0x00000016, DESIRED_ACCESS_PIPE,
26 0x00000000, FILE_SHARE_READ|FILE_SHARE_WRITE,
27 FILE_OPEN, 0x00000000, 0x03, quota_fnum);
28}
29
30void free_ntquota_list(SMB_NTQUOTA_LIST **qt_list)
31{
32 if (!qt_list)
33 return;
34
35 if ((*qt_list)->mem_ctx)
36 talloc_destroy((*qt_list)->mem_ctx);
37
38 (*qt_list) = NULL;
39
40 return;
41}
42
43static bool parse_user_quota_record(const char *rdata, unsigned int rdata_count, unsigned int *offset, SMB_NTQUOTA_STRUCT *pqt)
44{
45 int sid_len;
46 SMB_NTQUOTA_STRUCT qt;
47
48 ZERO_STRUCT(qt);
49
50 if (!rdata||!offset||!pqt) {
51 smb_panic("parse_quota_record: called with NULL POINTER!");
52 }
53
54 if (rdata_count < 40) {
55 return False;
56 }
57
58 /* offset to next quota record.
59 * 4 bytes IVAL(rdata,0)
60 * unused here...
61 */
62 *offset = IVAL(rdata,0);
63
64 /* sid len */
65 sid_len = IVAL(rdata,4);
66
67 if (rdata_count < 40+sid_len) {
68 return False;
69 }
70
71 /* unknown 8 bytes in pdata
72 * maybe its the change time in NTTIME
73 */
74
75 /* the used space 8 bytes (uint64_t)*/
76 qt.usedspace = (uint64_t)IVAL(rdata,16);
77#ifdef LARGE_SMB_OFF_T
78 qt.usedspace |= (((uint64_t)IVAL(rdata,20)) << 32);
79#else /* LARGE_SMB_OFF_T */
80 if ((IVAL(rdata,20) != 0)&&
81 ((qt.usedspace != 0xFFFFFFFF)||
82 (IVAL(rdata,20)!=0xFFFFFFFF))) {
83 /* more than 32 bits? */
84 return False;
85 }
86#endif /* LARGE_SMB_OFF_T */
87
88 /* the soft quotas 8 bytes (uint64_t)*/
89 qt.softlim = (uint64_t)IVAL(rdata,24);
90#ifdef LARGE_SMB_OFF_T
91 qt.softlim |= (((uint64_t)IVAL(rdata,28)) << 32);
92#else /* LARGE_SMB_OFF_T */
93 if ((IVAL(rdata,28) != 0)&&
94 ((qt.softlim != 0xFFFFFFFF)||
95 (IVAL(rdata,28)!=0xFFFFFFFF))) {
96 /* more than 32 bits? */
97 return False;
98 }
99#endif /* LARGE_SMB_OFF_T */
100
101 /* the hard quotas 8 bytes (uint64_t)*/
102 qt.hardlim = (uint64_t)IVAL(rdata,32);
103#ifdef LARGE_SMB_OFF_T
104 qt.hardlim |= (((uint64_t)IVAL(rdata,36)) << 32);
105#else /* LARGE_SMB_OFF_T */
106 if ((IVAL(rdata,36) != 0)&&
107 ((qt.hardlim != 0xFFFFFFFF)||
108 (IVAL(rdata,36)!=0xFFFFFFFF))) {
109 /* more than 32 bits? */
110 return False;
111 }
112#endif /* LARGE_SMB_OFF_T */
113
114 sid_parse(rdata+40,sid_len,&qt.sid);
115
116 qt.qtype = SMB_USER_QUOTA_TYPE;
117
118 *pqt = qt;
119
120 return True;
121}
122
123bool cli_get_user_quota(struct cli_state *cli, int quota_fnum, SMB_NTQUOTA_STRUCT *pqt)
124{
125 bool ret = False;
126 uint16 setup;
127 char params[16];
128 unsigned int data_len;
129 char data[SID_MAX_SIZE+8];
130 char *rparam=NULL, *rdata=NULL;
131 unsigned int rparam_count=0, rdata_count=0;
132 unsigned int sid_len;
133 unsigned int offset;
134
135 if (!cli||!pqt) {
136 smb_panic("cli_get_user_quota() called with NULL Pointer!");
137 }
138
139 setup = NT_TRANSACT_GET_USER_QUOTA;
140
141 SSVAL(params, 0,quota_fnum);
142 SSVAL(params, 2,TRANSACT_GET_USER_QUOTA_FOR_SID);
143 SIVAL(params, 4,0x00000024);
144 SIVAL(params, 8,0x00000000);
145 SIVAL(params,12,0x00000024);
146
147 sid_len = ndr_size_dom_sid(&pqt->sid, NULL, 0);
148 data_len = sid_len+8;
149 SIVAL(data, 0, 0x00000000);
150 SIVAL(data, 4, sid_len);
151 sid_linearize(data+8, sid_len, &pqt->sid);
152
153 if (!cli_send_nt_trans(cli,
154 NT_TRANSACT_GET_USER_QUOTA,
155 0,
156 &setup, 1, 0,
157 params, 16, 4,
158 data, data_len, 112)) {
159 DEBUG(1,("Failed to send NT_TRANSACT_GET_USER_QUOTA\n"));
160 goto cleanup;
161 }
162
163
164 if (!cli_receive_nt_trans(cli,
165 &rparam, &rparam_count,
166 &rdata, &rdata_count)) {
167 DEBUG(1,("Failed to recv NT_TRANSACT_GET_USER_QUOTA\n"));
168 goto cleanup;
169 }
170
171 if (cli_is_error(cli)) {
172 ret = False;
173 goto cleanup;
174 } else {
175 ret = True;
176 }
177
178 if ((rparam&&rdata)&&(rparam_count>=4&&rdata_count>=8)) {
179 ret = parse_user_quota_record(rdata, rdata_count, &offset, pqt);
180 } else {
181 DEBUG(0,("Got INVALID NT_TRANSACT_GET_USER_QUOTA reply.\n"));
182 ret = False;
183 }
184
185 cleanup:
186 SAFE_FREE(rparam);
187 SAFE_FREE(rdata);
188 return ret;
189}
190
191bool cli_set_user_quota(struct cli_state *cli, int quota_fnum, SMB_NTQUOTA_STRUCT *pqt)
192{
193 bool ret = False;
194 uint16 setup;
195 char params[2];
196 char data[112];
197 char *rparam=NULL, *rdata=NULL;
198 unsigned int rparam_count=0, rdata_count=0;
199 unsigned int sid_len;
200 memset(data,'\0',112);
201
202 if (!cli||!pqt) {
203 smb_panic("cli_set_user_quota() called with NULL Pointer!");
204 }
205
206 setup = NT_TRANSACT_SET_USER_QUOTA;
207
208 SSVAL(params,0,quota_fnum);
209
210 sid_len = ndr_size_dom_sid(&pqt->sid, NULL, 0);
211 SIVAL(data,0,0);
212 SIVAL(data,4,sid_len);
213 SBIG_UINT(data, 8,(uint64_t)0);
214 SBIG_UINT(data,16,pqt->usedspace);
215 SBIG_UINT(data,24,pqt->softlim);
216 SBIG_UINT(data,32,pqt->hardlim);
217 sid_linearize(data+40, sid_len, &pqt->sid);
218
219 if (!cli_send_nt_trans(cli,
220 NT_TRANSACT_SET_USER_QUOTA,
221 0,
222 &setup, 1, 0,
223 params, 2, 0,
224 data, 112, 0)) {
225 DEBUG(1,("Failed to send NT_TRANSACT_SET_USER_QUOTA\n"));
226 goto cleanup;
227 }
228
229
230 if (!cli_receive_nt_trans(cli,
231 &rparam, &rparam_count,
232 &rdata, &rdata_count)) {
233 DEBUG(1,("NT_TRANSACT_SET_USER_QUOTA failed\n"));
234 goto cleanup;
235 }
236
237 if (cli_is_error(cli)) {
238 ret = False;
239 goto cleanup;
240 } else {
241 ret = True;
242 }
243
244 cleanup:
245 SAFE_FREE(rparam);
246 SAFE_FREE(rdata);
247 return ret;
248}
249
250bool cli_list_user_quota(struct cli_state *cli, int quota_fnum, SMB_NTQUOTA_LIST **pqt_list)
251{
252 bool ret = False;
253 uint16 setup;
254 char params[16];
255 char *rparam=NULL, *rdata=NULL;
256 unsigned int rparam_count=0, rdata_count=0;
257 unsigned int offset;
258 const char *curdata = NULL;
259 unsigned int curdata_count = 0;
260 TALLOC_CTX *mem_ctx = NULL;
261 SMB_NTQUOTA_STRUCT qt;
262 SMB_NTQUOTA_LIST *tmp_list_ent;
263
264 if (!cli||!pqt_list) {
265 smb_panic("cli_list_user_quota() called with NULL Pointer!");
266 }
267
268 setup = NT_TRANSACT_GET_USER_QUOTA;
269
270 SSVAL(params, 0,quota_fnum);
271 SSVAL(params, 2,TRANSACT_GET_USER_QUOTA_LIST_START);
272 SIVAL(params, 4,0x00000000);
273 SIVAL(params, 8,0x00000000);
274 SIVAL(params,12,0x00000000);
275
276 if (!cli_send_nt_trans(cli,
277 NT_TRANSACT_GET_USER_QUOTA,
278 0,
279 &setup, 1, 0,
280 params, 16, 4,
281 NULL, 0, 2048)) {
282 DEBUG(1,("Failed to send NT_TRANSACT_GET_USER_QUOTA\n"));
283 goto cleanup;
284 }
285
286
287 if (!cli_receive_nt_trans(cli,
288 &rparam, &rparam_count,
289 &rdata, &rdata_count)) {
290 DEBUG(1,("Failed to recv NT_TRANSACT_GET_USER_QUOTA\n"));
291 goto cleanup;
292 }
293
294 if (cli_is_error(cli)) {
295 ret = False;
296 goto cleanup;
297 } else {
298 ret = True;
299 }
300
301 if (rdata_count == 0) {
302 *pqt_list = NULL;
303 return True;
304 }
305
306 if ((mem_ctx=talloc_init("SMB_USER_QUOTA_LIST"))==NULL) {
307 DEBUG(0,("talloc_init() failed\n"));
308 return (-1);
309 }
310
311 offset = 1;
312 for (curdata=rdata,curdata_count=rdata_count;
313 ((curdata)&&(curdata_count>=8)&&(offset>0));
314 curdata +=offset,curdata_count -= offset) {
315 ZERO_STRUCT(qt);
316 if (!parse_user_quota_record(curdata, curdata_count, &offset, &qt)) {
317 DEBUG(1,("Failed to parse the quota record\n"));
318 goto cleanup;
319 }
320
321 if ((tmp_list_ent=TALLOC_ZERO_P(mem_ctx,SMB_NTQUOTA_LIST))==NULL) {
322 DEBUG(0,("TALLOC_ZERO() failed\n"));
323 talloc_destroy(mem_ctx);
324 return (-1);
325 }
326
327 if ((tmp_list_ent->quotas=TALLOC_ZERO_P(mem_ctx,SMB_NTQUOTA_STRUCT))==NULL) {
328 DEBUG(0,("TALLOC_ZERO() failed\n"));
329 talloc_destroy(mem_ctx);
330 return (-1);
331 }
332
333 memcpy(tmp_list_ent->quotas,&qt,sizeof(qt));
334 tmp_list_ent->mem_ctx = mem_ctx;
335
336 DLIST_ADD((*pqt_list),tmp_list_ent);
337 }
338
339 SSVAL(params, 2,TRANSACT_GET_USER_QUOTA_LIST_CONTINUE);
340 while(1) {
341 if (!cli_send_nt_trans(cli,
342 NT_TRANSACT_GET_USER_QUOTA,
343 0,
344 &setup, 1, 0,
345 params, 16, 4,
346 NULL, 0, 2048)) {
347 DEBUG(1,("Failed to send NT_TRANSACT_GET_USER_QUOTA\n"));
348 goto cleanup;
349 }
350
351 SAFE_FREE(rparam);
352 SAFE_FREE(rdata);
353 if (!cli_receive_nt_trans(cli,
354 &rparam, &rparam_count,
355 &rdata, &rdata_count)) {
356 DEBUG(1,("Failed to recv NT_TRANSACT_GET_USER_QUOTA\n"));
357 goto cleanup;
358 }
359
360 if (cli_is_error(cli)) {
361 ret = False;
362 goto cleanup;
363 } else {
364 ret = True;
365 }
366
367 if (rdata_count == 0) {
368 break;
369 }
370
371 offset = 1;
372 for (curdata=rdata,curdata_count=rdata_count;
373 ((curdata)&&(curdata_count>=8)&&(offset>0));
374 curdata +=offset,curdata_count -= offset) {
375 ZERO_STRUCT(qt);
376 if (!parse_user_quota_record(curdata, curdata_count, &offset, &qt)) {
377 DEBUG(1,("Failed to parse the quota record\n"));
378 goto cleanup;
379 }
380
381 if ((tmp_list_ent=TALLOC_ZERO_P(mem_ctx,SMB_NTQUOTA_LIST))==NULL) {
382 DEBUG(0,("TALLOC_ZERO() failed\n"));
383 talloc_destroy(mem_ctx);
384 goto cleanup;
385 }
386
387 if ((tmp_list_ent->quotas=TALLOC_ZERO_P(mem_ctx,SMB_NTQUOTA_STRUCT))==NULL) {
388 DEBUG(0,("TALLOC_ZERO() failed\n"));
389 talloc_destroy(mem_ctx);
390 goto cleanup;
391 }
392
393 memcpy(tmp_list_ent->quotas,&qt,sizeof(qt));
394 tmp_list_ent->mem_ctx = mem_ctx;
395
396 DLIST_ADD((*pqt_list),tmp_list_ent);
397 }
398 }
399
400
401 ret = True;
402 cleanup:
403 SAFE_FREE(rparam);
404 SAFE_FREE(rdata);
405
406 return ret;
407}
408
409bool cli_get_fs_quota_info(struct cli_state *cli, int quota_fnum, SMB_NTQUOTA_STRUCT *pqt)
410{
411 bool ret = False;
412 uint16 setup;
413 char param[2];
414 char *rparam=NULL, *rdata=NULL;
415 unsigned int rparam_count=0, rdata_count=0;
416 SMB_NTQUOTA_STRUCT qt;
417 ZERO_STRUCT(qt);
418
419 if (!cli||!pqt) {
420 smb_panic("cli_get_fs_quota_info() called with NULL Pointer!");
421 }
422
423 setup = TRANSACT2_QFSINFO;
424
425 SSVAL(param,0,SMB_FS_QUOTA_INFORMATION);
426
427 if (!cli_send_trans(cli, SMBtrans2,
428 NULL,
429 0, 0,
430 &setup, 1, 0,
431 param, 2, 0,
432 NULL, 0, 560)) {
433 goto cleanup;
434 }
435
436 if (!cli_receive_trans(cli, SMBtrans2,
437 &rparam, &rparam_count,
438 &rdata, &rdata_count)) {
439 goto cleanup;
440 }
441
442 if (cli_is_error(cli)) {
443 ret = False;
444 goto cleanup;
445 } else {
446 ret = True;
447 }
448
449 if (rdata_count < 48) {
450 goto cleanup;
451 }
452
453 /* unknown_1 24 NULL bytes in pdata*/
454
455 /* the soft quotas 8 bytes (uint64_t)*/
456 qt.softlim = (uint64_t)IVAL(rdata,24);
457#ifdef LARGE_SMB_OFF_T
458 qt.softlim |= (((uint64_t)IVAL(rdata,28)) << 32);
459#else /* LARGE_SMB_OFF_T */
460 if ((IVAL(rdata,28) != 0)&&
461 ((qt.softlim != 0xFFFFFFFF)||
462 (IVAL(rdata,28)!=0xFFFFFFFF))) {
463 /* more than 32 bits? */
464 goto cleanup;
465 }
466#endif /* LARGE_SMB_OFF_T */
467
468 /* the hard quotas 8 bytes (uint64_t)*/
469 qt.hardlim = (uint64_t)IVAL(rdata,32);
470#ifdef LARGE_SMB_OFF_T
471 qt.hardlim |= (((uint64_t)IVAL(rdata,36)) << 32);
472#else /* LARGE_SMB_OFF_T */
473 if ((IVAL(rdata,36) != 0)&&
474 ((qt.hardlim != 0xFFFFFFFF)||
475 (IVAL(rdata,36)!=0xFFFFFFFF))) {
476 /* more than 32 bits? */
477 goto cleanup;
478 }
479#endif /* LARGE_SMB_OFF_T */
480
481 /* quota_flags 2 bytes **/
482 qt.qflags = SVAL(rdata,40);
483
484 qt.qtype = SMB_USER_FS_QUOTA_TYPE;
485
486 *pqt = qt;
487
488 ret = True;
489cleanup:
490 SAFE_FREE(rparam);
491 SAFE_FREE(rdata);
492
493 return ret;
494}
495
496bool cli_set_fs_quota_info(struct cli_state *cli, int quota_fnum, SMB_NTQUOTA_STRUCT *pqt)
497{
498 bool ret = False;
499 uint16 setup;
500 char param[4];
501 char data[48];
502 char *rparam=NULL, *rdata=NULL;
503 unsigned int rparam_count=0, rdata_count=0;
504 SMB_NTQUOTA_STRUCT qt;
505 ZERO_STRUCT(qt);
506 memset(data,'\0',48);
507
508 if (!cli||!pqt) {
509 smb_panic("cli_set_fs_quota_info() called with NULL Pointer!");
510 }
511
512 setup = TRANSACT2_SETFSINFO;
513
514 SSVAL(param,0,quota_fnum);
515 SSVAL(param,2,SMB_FS_QUOTA_INFORMATION);
516
517 /* Unknown1 24 NULL bytes*/
518
519 /* Default Soft Quota 8 bytes */
520 SBIG_UINT(data,24,pqt->softlim);
521
522 /* Default Hard Quota 8 bytes */
523 SBIG_UINT(data,32,pqt->hardlim);
524
525 /* Quota flag 2 bytes */
526 SSVAL(data,40,pqt->qflags);
527
528 /* Unknown3 6 NULL bytes */
529
530 if (!cli_send_trans(cli, SMBtrans2,
531 NULL,
532 0, 0,
533 &setup, 1, 0,
534 param, 4, 0,
535 data, 48, 0)) {
536 goto cleanup;
537 }
538
539 if (!cli_receive_trans(cli, SMBtrans2,
540 &rparam, &rparam_count,
541 &rdata, &rdata_count)) {
542 goto cleanup;
543 }
544
545 if (cli_is_error(cli)) {
546 ret = False;
547 goto cleanup;
548 } else {
549 ret = True;
550 }
551
552cleanup:
553 SAFE_FREE(rparam);
554 SAFE_FREE(rdata);
555
556 return ret;
557}
558
559static const char *quota_str_static(uint64_t val, bool special, bool _numeric)
560{
561 const char *result;
562
563 if (!_numeric&&special&&(val == SMB_NTQUOTAS_NO_LIMIT)) {
564 return "NO LIMIT";
565 }
566 result = talloc_asprintf(talloc_tos(), "%"PRIu64, val);
567 SMB_ASSERT(result != NULL);
568 return result;
569}
570
571void dump_ntquota(SMB_NTQUOTA_STRUCT *qt, bool _verbose, bool _numeric, void (*_sidtostring)(fstring str, DOM_SID *sid, bool _numeric))
572{
573 TALLOC_CTX *frame = talloc_stackframe();
574
575 if (!qt) {
576 smb_panic("dump_ntquota() called with NULL pointer");
577 }
578
579 switch (qt->qtype) {
580 case SMB_USER_FS_QUOTA_TYPE:
581 {
582 d_printf("File System QUOTAS:\n");
583 d_printf("Limits:\n");
584 d_printf(" Default Soft Limit: %15s\n",quota_str_static(qt->softlim,True,_numeric));
585 d_printf(" Default Hard Limit: %15s\n",quota_str_static(qt->hardlim,True,_numeric));
586 d_printf("Quota Flags:\n");
587 d_printf(" Quotas Enabled: %s\n",
588 ((qt->qflags&QUOTAS_ENABLED)||(qt->qflags&QUOTAS_DENY_DISK))?"On":"Off");
589 d_printf(" Deny Disk: %s\n",(qt->qflags&QUOTAS_DENY_DISK)?"On":"Off");
590 d_printf(" Log Soft Limit: %s\n",(qt->qflags&QUOTAS_LOG_THRESHOLD)?"On":"Off");
591 d_printf(" Log Hard Limit: %s\n",(qt->qflags&QUOTAS_LOG_LIMIT)?"On":"Off");
592 }
593 break;
594 case SMB_USER_QUOTA_TYPE:
595 {
596 fstring username_str = {0};
597
598 if (_sidtostring) {
599 _sidtostring(username_str,&qt->sid,_numeric);
600 } else {
601 sid_to_fstring(username_str, &qt->sid);
602 }
603
604 if (_verbose) {
605 d_printf("Quotas for User: %s\n",username_str);
606 d_printf("Used Space: %15s\n",quota_str_static(qt->usedspace,False,_numeric));
607 d_printf("Soft Limit: %15s\n",quota_str_static(qt->softlim,True,_numeric));
608 d_printf("Hard Limit: %15s\n",quota_str_static(qt->hardlim,True,_numeric));
609 } else {
610 d_printf("%-30s: ",username_str);
611 d_printf("%15s/",quota_str_static(qt->usedspace,False,_numeric));
612 d_printf("%15s/",quota_str_static(qt->softlim,True,_numeric));
613 d_printf("%15s\n",quota_str_static(qt->hardlim,True,_numeric));
614 }
615 }
616 break;
617 default:
618 d_printf("dump_ntquota() invalid qtype(%d)\n",qt->qtype);
619 }
620 TALLOC_FREE(frame);
621 return;
622}
623
624void dump_ntquota_list(SMB_NTQUOTA_LIST **qtl, bool _verbose, bool _numeric, void (*_sidtostring)(fstring str, DOM_SID *sid, bool _numeric))
625{
626 SMB_NTQUOTA_LIST *cur;
627
628 for (cur = *qtl;cur;cur = cur->next) {
629 if (cur->quotas)
630 dump_ntquota(cur->quotas,_verbose,_numeric,_sidtostring);
631 }
632}
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