source: branches/samba-3.3.x/source/libsmb/cliquota.c@ 206

Last change on this file since 206 was 206, checked in by Herwig Bauernfeind, 16 years ago

Import Samba 3.3 branch at 3.0.0 level (psmedley's port)
File size: 14.9 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
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 sid_parse(rdata+40,sid_len,&qt.sid);
121
122 qt.qtype = SMB_USER_QUOTA_TYPE;
123
124 *pqt = qt;
125
126 return True;
127}
128
129bool cli_get_user_quota(struct cli_state *cli, int quota_fnum, SMB_NTQUOTA_STRUCT *pqt)
130{
131 bool ret = False;
132 uint16 setup;
133 char params[16];
134 unsigned int data_len;
135 char data[SID_MAX_SIZE+8];
136 char *rparam=NULL, *rdata=NULL;
137 unsigned int rparam_count=0, rdata_count=0;
138 unsigned int sid_len;
139 unsigned int offset;
140
141 if (!cli||!pqt) {
142 smb_panic("cli_get_user_quota() called with NULL Pointer!");
143 }
144
145 setup = NT_TRANSACT_GET_USER_QUOTA;
146
147 SSVAL(params, 0,quota_fnum);
148 SSVAL(params, 2,TRANSACT_GET_USER_QUOTA_FOR_SID);
149 SIVAL(params, 4,0x00000024);
150 SIVAL(params, 8,0x00000000);
151 SIVAL(params,12,0x00000024);
152
153 sid_len = ndr_size_dom_sid(&pqt->sid, 0);
154 data_len = sid_len+8;
155 SIVAL(data, 0, 0x00000000);
156 SIVAL(data, 4, sid_len);
157 sid_linearize(data+8, sid_len, &pqt->sid);
158
159 if (!cli_send_nt_trans(cli,
160 NT_TRANSACT_GET_USER_QUOTA,
161 0,
162 &setup, 1, 0,
163 params, 16, 4,
164 data, data_len, 112)) {
165 DEBUG(1,("Failed to send NT_TRANSACT_GET_USER_QUOTA\n"));
166 goto cleanup;
167 }
168
169
170 if (!cli_receive_nt_trans(cli,
171 &rparam, &rparam_count,
172 &rdata, &rdata_count)) {
173 DEBUG(1,("Failed to recv NT_TRANSACT_GET_USER_QUOTA\n"));
174 goto cleanup;
175 }
176
177 if (cli_is_error(cli)) {
178 ret = False;
179 goto cleanup;
180 } else {
181 ret = True;
182 }
183
184 if ((rparam&&rdata)&&(rparam_count>=4&&rdata_count>=8)) {
185 ret = parse_user_quota_record(rdata, rdata_count, &offset, pqt);
186 } else {
187 DEBUG(0,("Got INVALID NT_TRANSACT_GET_USER_QUOTA reply.\n"));
188 ret = False;
189 }
190
191 cleanup:
192 SAFE_FREE(rparam);
193 SAFE_FREE(rdata);
194 return ret;
195}
196
197bool cli_set_user_quota(struct cli_state *cli, int quota_fnum, SMB_NTQUOTA_STRUCT *pqt)
198{
199 bool ret = False;
200 uint16 setup;
201 char params[2];
202 char data[112];
203 char *rparam=NULL, *rdata=NULL;
204 unsigned int rparam_count=0, rdata_count=0;
205 unsigned int sid_len;
206 memset(data,'\0',112);
207
208 if (!cli||!pqt) {
209 smb_panic("cli_set_user_quota() called with NULL Pointer!");
210 }
211
212 setup = NT_TRANSACT_SET_USER_QUOTA;
213
214 SSVAL(params,0,quota_fnum);
215
216 sid_len = ndr_size_dom_sid(&pqt->sid, 0);
217 SIVAL(data,0,0);
218 SIVAL(data,4,sid_len);
219 SBIG_UINT(data, 8,(SMB_BIG_UINT)0);
220 SBIG_UINT(data,16,pqt->usedspace);
221 SBIG_UINT(data,24,pqt->softlim);
222 SBIG_UINT(data,32,pqt->hardlim);
223 sid_linearize(data+40, sid_len, &pqt->sid);
224
225 if (!cli_send_nt_trans(cli,
226 NT_TRANSACT_SET_USER_QUOTA,
227 0,
228 &setup, 1, 0,
229 params, 2, 0,
230 data, 112, 0)) {
231 DEBUG(1,("Failed to send NT_TRANSACT_SET_USER_QUOTA\n"));
232 goto cleanup;
233 }
234
235
236 if (!cli_receive_nt_trans(cli,
237 &rparam, &rparam_count,
238 &rdata, &rdata_count)) {
239 DEBUG(1,("NT_TRANSACT_SET_USER_QUOTA failed\n"));
240 goto cleanup;
241 }
242
243 if (cli_is_error(cli)) {
244 ret = False;
245 goto cleanup;
246 } else {
247 ret = True;
248 }
249
250 cleanup:
251 SAFE_FREE(rparam);
252 SAFE_FREE(rdata);
253 return ret;
254}
255
256bool cli_list_user_quota(struct cli_state *cli, int quota_fnum, SMB_NTQUOTA_LIST **pqt_list)
257{
258 bool ret = False;
259 uint16 setup;
260 char params[16];
261 char *rparam=NULL, *rdata=NULL;
262 unsigned int rparam_count=0, rdata_count=0;
263 unsigned int offset;
264 const char *curdata = NULL;
265 unsigned int curdata_count = 0;
266 TALLOC_CTX *mem_ctx = NULL;
267 SMB_NTQUOTA_STRUCT qt;
268 SMB_NTQUOTA_LIST *tmp_list_ent;
269
270 if (!cli||!pqt_list) {
271 smb_panic("cli_list_user_quota() called with NULL Pointer!");
272 }
273
274 setup = NT_TRANSACT_GET_USER_QUOTA;
275
276 SSVAL(params, 0,quota_fnum);
277 SSVAL(params, 2,TRANSACT_GET_USER_QUOTA_LIST_START);
278 SIVAL(params, 4,0x00000000);
279 SIVAL(params, 8,0x00000000);
280 SIVAL(params,12,0x00000000);
281
282 if (!cli_send_nt_trans(cli,
283 NT_TRANSACT_GET_USER_QUOTA,
284 0,
285 &setup, 1, 0,
286 params, 16, 4,
287 NULL, 0, 2048)) {
288 DEBUG(1,("Failed to send NT_TRANSACT_GET_USER_QUOTA\n"));
289 goto cleanup;
290 }
291
292
293 if (!cli_receive_nt_trans(cli,
294 &rparam, &rparam_count,
295 &rdata, &rdata_count)) {
296 DEBUG(1,("Failed to recv NT_TRANSACT_GET_USER_QUOTA\n"));
297 goto cleanup;
298 }
299
300 if (cli_is_error(cli)) {
301 ret = False;
302 goto cleanup;
303 } else {
304 ret = True;
305 }
306
307 if (rdata_count == 0) {
308 *pqt_list = NULL;
309 return True;
310 }
311
312 if ((mem_ctx=talloc_init("SMB_USER_QUOTA_LIST"))==NULL) {
313 DEBUG(0,("talloc_init() failed\n"));
314 return (-1);
315 }
316
317 offset = 1;
318 for (curdata=rdata,curdata_count=rdata_count;
319 ((curdata)&&(curdata_count>=8)&&(offset>0));
320 curdata +=offset,curdata_count -= offset) {
321 ZERO_STRUCT(qt);
322 if (!parse_user_quota_record(curdata, curdata_count, &offset, &qt)) {
323 DEBUG(1,("Failed to parse the quota record\n"));
324 goto cleanup;
325 }
326
327 if ((tmp_list_ent=TALLOC_ZERO_P(mem_ctx,SMB_NTQUOTA_LIST))==NULL) {
328 DEBUG(0,("TALLOC_ZERO() failed\n"));
329 talloc_destroy(mem_ctx);
330 return (-1);
331 }
332
333 if ((tmp_list_ent->quotas=TALLOC_ZERO_P(mem_ctx,SMB_NTQUOTA_STRUCT))==NULL) {
334 DEBUG(0,("TALLOC_ZERO() failed\n"));
335 talloc_destroy(mem_ctx);
336 return (-1);
337 }
338
339 memcpy(tmp_list_ent->quotas,&qt,sizeof(qt));
340 tmp_list_ent->mem_ctx = mem_ctx;
341
342 DLIST_ADD((*pqt_list),tmp_list_ent);
343 }
344
345 SSVAL(params, 2,TRANSACT_GET_USER_QUOTA_LIST_CONTINUE);
346 while(1) {
347 if (!cli_send_nt_trans(cli,
348 NT_TRANSACT_GET_USER_QUOTA,
349 0,
350 &setup, 1, 0,
351 params, 16, 4,
352 NULL, 0, 2048)) {
353 DEBUG(1,("Failed to send NT_TRANSACT_GET_USER_QUOTA\n"));
354 goto cleanup;
355 }
356
357 SAFE_FREE(rparam);
358 SAFE_FREE(rdata);
359 if (!cli_receive_nt_trans(cli,
360 &rparam, &rparam_count,
361 &rdata, &rdata_count)) {
362 DEBUG(1,("Failed to recv NT_TRANSACT_GET_USER_QUOTA\n"));
363 goto cleanup;
364 }
365
366 if (cli_is_error(cli)) {
367 ret = False;
368 goto cleanup;
369 } else {
370 ret = True;
371 }
372
373 if (rdata_count == 0) {
374 break;
375 }
376
377 offset = 1;
378 for (curdata=rdata,curdata_count=rdata_count;
379 ((curdata)&&(curdata_count>=8)&&(offset>0));
380 curdata +=offset,curdata_count -= offset) {
381 ZERO_STRUCT(qt);
382 if (!parse_user_quota_record(curdata, curdata_count, &offset, &qt)) {
383 DEBUG(1,("Failed to parse the quota record\n"));
384 goto cleanup;
385 }
386
387 if ((tmp_list_ent=TALLOC_ZERO_P(mem_ctx,SMB_NTQUOTA_LIST))==NULL) {
388 DEBUG(0,("TALLOC_ZERO() failed\n"));
389 talloc_destroy(mem_ctx);
390 goto cleanup;
391 }
392
393 if ((tmp_list_ent->quotas=TALLOC_ZERO_P(mem_ctx,SMB_NTQUOTA_STRUCT))==NULL) {
394 DEBUG(0,("TALLOC_ZERO() failed\n"));
395 talloc_destroy(mem_ctx);
396 goto cleanup;
397 }
398
399 memcpy(tmp_list_ent->quotas,&qt,sizeof(qt));
400 tmp_list_ent->mem_ctx = mem_ctx;
401
402 DLIST_ADD((*pqt_list),tmp_list_ent);
403 }
404 }
405
406
407 ret = True;
408 cleanup:
409 SAFE_FREE(rparam);
410 SAFE_FREE(rdata);
411
412 return ret;
413}
414
415bool cli_get_fs_quota_info(struct cli_state *cli, int quota_fnum, SMB_NTQUOTA_STRUCT *pqt)
416{
417 bool ret = False;
418 uint16 setup;
419 char param[2];
420 char *rparam=NULL, *rdata=NULL;
421 unsigned int rparam_count=0, rdata_count=0;
422 SMB_NTQUOTA_STRUCT qt;
423 ZERO_STRUCT(qt);
424
425 if (!cli||!pqt) {
426 smb_panic("cli_get_fs_quota_info() called with NULL Pointer!");
427 }
428
429 setup = TRANSACT2_QFSINFO;
430
431 SSVAL(param,0,SMB_FS_QUOTA_INFORMATION);
432
433 if (!cli_send_trans(cli, SMBtrans2,
434 NULL,
435 0, 0,
436 &setup, 1, 0,
437 param, 2, 0,
438 NULL, 0, 560)) {
439 goto cleanup;
440 }
441
442 if (!cli_receive_trans(cli, SMBtrans2,
443 &rparam, &rparam_count,
444 &rdata, &rdata_count)) {
445 goto cleanup;
446 }
447
448 if (cli_is_error(cli)) {
449 ret = False;
450 goto cleanup;
451 } else {
452 ret = True;
453 }
454
455 if (rdata_count < 48) {
456 goto cleanup;
457 }
458
459 /* unknown_1 24 NULL bytes in pdata*/
460
461 /* the soft quotas 8 bytes (SMB_BIG_UINT)*/
462 qt.softlim = (SMB_BIG_UINT)IVAL(rdata,24);
463#ifdef LARGE_SMB_OFF_T
464 qt.softlim |= (((SMB_BIG_UINT)IVAL(rdata,28)) << 32);
465#else /* LARGE_SMB_OFF_T */
466 if ((IVAL(rdata,28) != 0)&&
467 ((qt.softlim != 0xFFFFFFFF)||
468 (IVAL(rdata,28)!=0xFFFFFFFF))) {
469 /* more than 32 bits? */
470 goto cleanup;
471 }
472#endif /* LARGE_SMB_OFF_T */
473
474 /* the hard quotas 8 bytes (SMB_BIG_UINT)*/
475 qt.hardlim = (SMB_BIG_UINT)IVAL(rdata,32);
476#ifdef LARGE_SMB_OFF_T
477 qt.hardlim |= (((SMB_BIG_UINT)IVAL(rdata,36)) << 32);
478#else /* LARGE_SMB_OFF_T */
479 if ((IVAL(rdata,36) != 0)&&
480 ((qt.hardlim != 0xFFFFFFFF)||
481 (IVAL(rdata,36)!=0xFFFFFFFF))) {
482 /* more than 32 bits? */
483 goto cleanup;
484 }
485#endif /* LARGE_SMB_OFF_T */
486
487 /* quota_flags 2 bytes **/
488 qt.qflags = SVAL(rdata,40);
489
490 qt.qtype = SMB_USER_FS_QUOTA_TYPE;
491
492 *pqt = qt;
493
494 ret = True;
495cleanup:
496 SAFE_FREE(rparam);
497 SAFE_FREE(rdata);
498
499 return ret;
500}
501
502bool cli_set_fs_quota_info(struct cli_state *cli, int quota_fnum, SMB_NTQUOTA_STRUCT *pqt)
503{
504 bool ret = False;
505 uint16 setup;
506 char param[4];
507 char data[48];
508 char *rparam=NULL, *rdata=NULL;
509 unsigned int rparam_count=0, rdata_count=0;
510 SMB_NTQUOTA_STRUCT qt;
511 ZERO_STRUCT(qt);
512 memset(data,'\0',48);
513
514 if (!cli||!pqt) {
515 smb_panic("cli_set_fs_quota_info() called with NULL Pointer!");
516 }
517
518 setup = TRANSACT2_SETFSINFO;
519
520 SSVAL(param,0,quota_fnum);
521 SSVAL(param,2,SMB_FS_QUOTA_INFORMATION);
522
523 /* Unknown1 24 NULL bytes*/
524
525 /* Default Soft Quota 8 bytes */
526 SBIG_UINT(data,24,pqt->softlim);
527
528 /* Default Hard Quota 8 bytes */
529 SBIG_UINT(data,32,pqt->hardlim);
530
531 /* Quota flag 2 bytes */
532 SSVAL(data,40,pqt->qflags);
533
534 /* Unknown3 6 NULL bytes */
535
536 if (!cli_send_trans(cli, SMBtrans2,
537 NULL,
538 0, 0,
539 &setup, 1, 0,
540 param, 4, 0,
541 data, 48, 0)) {
542 goto cleanup;
543 }
544
545 if (!cli_receive_trans(cli, SMBtrans2,
546 &rparam, &rparam_count,
547 &rdata, &rdata_count)) {
548 goto cleanup;
549 }
550
551 if (cli_is_error(cli)) {
552 ret = False;
553 goto cleanup;
554 } else {
555 ret = True;
556 }
557
558cleanup:
559 SAFE_FREE(rparam);
560 SAFE_FREE(rdata);
561
562 return ret;
563}
564
565static const char *quota_str_static(SMB_BIG_UINT val, bool special, bool _numeric)
566{
567 const char *result;
568
569 if (!_numeric&&special&&(val == SMB_NTQUOTAS_NO_LIMIT)) {
570 return "NO LIMIT";
571 }
572#if defined(HAVE_LONGLONG)
573 result = talloc_asprintf(talloc_tos(), "%llu", val);
574#else
575 result = talloc_asprintf(talloc_tos(), "%lu", val);
576#endif
577 SMB_ASSERT(result != NULL);
578 return result;
579}
580
581void dump_ntquota(SMB_NTQUOTA_STRUCT *qt, bool _verbose, bool _numeric, void (*_sidtostring)(fstring str, DOM_SID *sid, bool _numeric))
582{
583 TALLOC_CTX *frame = talloc_stackframe();
584
585 if (!qt) {
586 smb_panic("dump_ntquota() called with NULL pointer");
587 }
588
589 switch (qt->qtype) {
590 case SMB_USER_FS_QUOTA_TYPE:
591 {
592 d_printf("File System QUOTAS:\n");
593 d_printf("Limits:\n");
594 d_printf(" Default Soft Limit: %15s\n",quota_str_static(qt->softlim,True,_numeric));
595 d_printf(" Default Hard Limit: %15s\n",quota_str_static(qt->hardlim,True,_numeric));
596 d_printf("Quota Flags:\n");
597 d_printf(" Quotas Enabled: %s\n",
598 ((qt->qflags&QUOTAS_ENABLED)||(qt->qflags&QUOTAS_DENY_DISK))?"On":"Off");
599 d_printf(" Deny Disk: %s\n",(qt->qflags&QUOTAS_DENY_DISK)?"On":"Off");
600 d_printf(" Log Soft Limit: %s\n",(qt->qflags&QUOTAS_LOG_THRESHOLD)?"On":"Off");
601 d_printf(" Log Hard Limit: %s\n",(qt->qflags&QUOTAS_LOG_LIMIT)?"On":"Off");
602 }
603 break;
604 case SMB_USER_QUOTA_TYPE:
605 {
606 fstring username_str = {0};
607
608 if (_sidtostring) {
609 _sidtostring(username_str,&qt->sid,_numeric);
610 } else {
611 sid_to_fstring(username_str, &qt->sid);
612 }
613
614 if (_verbose) {
615 d_printf("Quotas for User: %s\n",username_str);
616 d_printf("Used Space: %15s\n",quota_str_static(qt->usedspace,False,_numeric));
617 d_printf("Soft Limit: %15s\n",quota_str_static(qt->softlim,True,_numeric));
618 d_printf("Hard Limit: %15s\n",quota_str_static(qt->hardlim,True,_numeric));
619 } else {
620 d_printf("%-30s: ",username_str);
621 d_printf("%15s/",quota_str_static(qt->usedspace,False,_numeric));
622 d_printf("%15s/",quota_str_static(qt->softlim,True,_numeric));
623 d_printf("%15s\n",quota_str_static(qt->hardlim,True,_numeric));
624 }
625 }
626 break;
627 default:
628 d_printf("dump_ntquota() invalid qtype(%d)\n",qt->qtype);
629 }
630 TALLOC_FREE(frame);
631 return;
632}
633
634void dump_ntquota_list(SMB_NTQUOTA_LIST **qtl, bool _verbose, bool _numeric, void (*_sidtostring)(fstring str, DOM_SID *sid, bool _numeric))
635{
636 SMB_NTQUOTA_LIST *cur;
637
638 for (cur = *qtl;cur;cur = cur->next) {
639 if (cur->quotas)
640 dump_ntquota(cur->quotas,_verbose,_numeric,_sidtostring);
641 }
642}
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