source: trunk/samba-3.0.25pre1/source/libsmb/cliquota.c@ 1

Last change on this file since 1 was 1, checked in by Paul Smedley, 18 years ago

Initial code import
File size: 14.8 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 2 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, write to the Free Software
18 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
19*/
20
21#include "includes.h"
22
23BOOL cli_get_quota_handle(struct cli_state *cli, int *quota_fnum)
24{
25 *quota_fnum = cli_nt_create_full(cli, FAKE_FILE_NAME_QUOTA_WIN32,
26 0x00000016, DESIRED_ACCESS_PIPE,
27 0x00000000, FILE_SHARE_READ|FILE_SHARE_WRITE,
28 FILE_OPEN, 0x00000000, 0x03);
29
30 if (*quota_fnum == (-1)) {
31 return False;
32 }
33
34 return True;
35}
36
37void free_ntquota_list(SMB_NTQUOTA_LIST **qt_list)
38{
39 if (!qt_list)
40 return;
41
42 if ((*qt_list)->mem_ctx)
43 talloc_destroy((*qt_list)->mem_ctx);
44
45 (*qt_list) = NULL;
46
47 return;
48}
49
50static BOOL parse_user_quota_record(const char *rdata, unsigned int rdata_count, unsigned int *offset, SMB_NTQUOTA_STRUCT *pqt)
51{
52 int sid_len;
53 SMB_NTQUOTA_STRUCT qt;
54
55 ZERO_STRUCT(qt);
56
57 if (!rdata||!offset||!pqt)
58 smb_panic("parse_quota_record: called with NULL POINTER!\n");
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 setup = NT_TRANSACT_GET_USER_QUOTA;
145
146 SSVAL(params, 0,quota_fnum);
147 SSVAL(params, 2,TRANSACT_GET_USER_QUOTA_FOR_SID);
148 SIVAL(params, 4,0x00000024);
149 SIVAL(params, 8,0x00000000);
150 SIVAL(params,12,0x00000024);
151
152 sid_len = sid_size(&pqt->sid);
153 data_len = sid_len+8;
154 SIVAL(data, 0, 0x00000000);
155 SIVAL(data, 4, sid_len);
156 sid_linearize(data+8, sid_len, &pqt->sid);
157
158 if (!cli_send_nt_trans(cli,
159 NT_TRANSACT_GET_USER_QUOTA,
160 0,
161 &setup, 1, 0,
162 params, 16, 4,
163 data, data_len, 112)) {
164 DEBUG(1,("Failed to send NT_TRANSACT_GET_USER_QUOTA\n"));
165 goto cleanup;
166 }
167
168
169 if (!cli_receive_nt_trans(cli,
170 &rparam, &rparam_count,
171 &rdata, &rdata_count)) {
172 DEBUG(1,("Failed to recv NT_TRANSACT_GET_USER_QUOTA\n"));
173 goto cleanup;
174 }
175
176 if (cli_is_error(cli)) {
177 ret = False;
178 goto cleanup;
179 } else {
180 ret = True;
181 }
182
183 if ((rparam&&rdata)&&(rparam_count>=4&&rdata_count>=8)) {
184 ret = parse_user_quota_record(rdata, rdata_count, &offset, pqt);
185 } else {
186 DEBUG(0,("Got INVALID NT_TRANSACT_GET_USER_QUOTA reply.\n"));
187 ret = False;
188 }
189
190 cleanup:
191 SAFE_FREE(rparam);
192 SAFE_FREE(rdata);
193 return ret;
194}
195
196BOOL cli_set_user_quota(struct cli_state *cli, int quota_fnum, SMB_NTQUOTA_STRUCT *pqt)
197{
198 BOOL ret = False;
199 uint16 setup;
200 char params[2];
201 char data[112];
202 char *rparam=NULL, *rdata=NULL;
203 unsigned int rparam_count=0, rdata_count=0;
204 unsigned int sid_len;
205 memset(data,'\0',112);
206
207 if (!cli||!pqt)
208 smb_panic("cli_set_user_quota() called with NULL Pointer!");
209
210 setup = NT_TRANSACT_SET_USER_QUOTA;
211
212 SSVAL(params,0,quota_fnum);
213
214 sid_len = sid_size(&pqt->sid);
215 SIVAL(data,0,0);
216 SIVAL(data,4,sid_len);
217 SBIG_UINT(data, 8,(SMB_BIG_UINT)0);
218 SBIG_UINT(data,16,pqt->usedspace);
219 SBIG_UINT(data,24,pqt->softlim);
220 SBIG_UINT(data,32,pqt->hardlim);
221 sid_linearize(data+40, sid_len, &pqt->sid);
222
223 if (!cli_send_nt_trans(cli,
224 NT_TRANSACT_SET_USER_QUOTA,
225 0,
226 &setup, 1, 0,
227 params, 2, 0,
228 data, 112, 0)) {
229 DEBUG(1,("Failed to send NT_TRANSACT_SET_USER_QUOTA\n"));
230 goto cleanup;
231 }
232
233
234 if (!cli_receive_nt_trans(cli,
235 &rparam, &rparam_count,
236 &rdata, &rdata_count)) {
237 DEBUG(1,("NT_TRANSACT_SET_USER_QUOTA failed\n"));
238 goto cleanup;
239 }
240
241 if (cli_is_error(cli)) {
242 ret = False;
243 goto cleanup;
244 } else {
245 ret = True;
246 }
247
248 cleanup:
249 SAFE_FREE(rparam);
250 SAFE_FREE(rdata);
251 return ret;
252}
253
254BOOL cli_list_user_quota(struct cli_state *cli, int quota_fnum, SMB_NTQUOTA_LIST **pqt_list)
255{
256 BOOL ret = False;
257 uint16 setup;
258 char params[16];
259 char *rparam=NULL, *rdata=NULL;
260 unsigned int rparam_count=0, rdata_count=0;
261 unsigned int offset;
262 const char *curdata = NULL;
263 unsigned int curdata_count = 0;
264 TALLOC_CTX *mem_ctx = NULL;
265 SMB_NTQUOTA_STRUCT qt;
266 SMB_NTQUOTA_LIST *tmp_list_ent;
267
268 if (!cli||!pqt_list)
269 smb_panic("cli_list_user_quota() called with NULL Pointer!");
270
271 setup = NT_TRANSACT_GET_USER_QUOTA;
272
273 SSVAL(params, 0,quota_fnum);
274 SSVAL(params, 2,TRANSACT_GET_USER_QUOTA_LIST_START);
275 SIVAL(params, 4,0x00000000);
276 SIVAL(params, 8,0x00000000);
277 SIVAL(params,12,0x00000000);
278
279 if (!cli_send_nt_trans(cli,
280 NT_TRANSACT_GET_USER_QUOTA,
281 0,
282 &setup, 1, 0,
283 params, 16, 4,
284 NULL, 0, 2048)) {
285 DEBUG(1,("Failed to send NT_TRANSACT_GET_USER_QUOTA\n"));
286 goto cleanup;
287 }
288
289
290 if (!cli_receive_nt_trans(cli,
291 &rparam, &rparam_count,
292 &rdata, &rdata_count)) {
293 DEBUG(1,("Failed to recv NT_TRANSACT_GET_USER_QUOTA\n"));
294 goto cleanup;
295 }
296
297 if (cli_is_error(cli)) {
298 ret = False;
299 goto cleanup;
300 } else {
301 ret = True;
302 }
303
304 if (rdata_count == 0) {
305 *pqt_list = NULL;
306 return True;
307 }
308
309 if ((mem_ctx=talloc_init("SMB_USER_QUOTA_LIST"))==NULL) {
310 DEBUG(0,("talloc_init() failed\n"));
311 return (-1);
312 }
313
314 offset = 1;
315 for (curdata=rdata,curdata_count=rdata_count;
316 ((curdata)&&(curdata_count>=8)&&(offset>0));
317 curdata +=offset,curdata_count -= offset) {
318 ZERO_STRUCT(qt);
319 if (!parse_user_quota_record(curdata, curdata_count, &offset, &qt)) {
320 DEBUG(1,("Failed to parse the quota record\n"));
321 goto cleanup;
322 }
323
324 if ((tmp_list_ent=TALLOC_ZERO_P(mem_ctx,SMB_NTQUOTA_LIST))==NULL) {
325 DEBUG(0,("talloc_zero() failed\n"));
326 return (-1);
327 }
328
329 if ((tmp_list_ent->quotas=TALLOC_ZERO_P(mem_ctx,SMB_NTQUOTA_STRUCT))==NULL) {
330 DEBUG(0,("talloc_zero() failed\n"));
331 return (-1);
332 }
333
334 memcpy(tmp_list_ent->quotas,&qt,sizeof(qt));
335 tmp_list_ent->mem_ctx = mem_ctx;
336
337 DLIST_ADD((*pqt_list),tmp_list_ent);
338 }
339
340 SSVAL(params, 2,TRANSACT_GET_USER_QUOTA_LIST_CONTINUE);
341 while(1) {
342 if (!cli_send_nt_trans(cli,
343 NT_TRANSACT_GET_USER_QUOTA,
344 0,
345 &setup, 1, 0,
346 params, 16, 4,
347 NULL, 0, 2048)) {
348 DEBUG(1,("Failed to send NT_TRANSACT_GET_USER_QUOTA\n"));
349 goto cleanup;
350 }
351
352 SAFE_FREE(rparam);
353 SAFE_FREE(rdata);
354 if (!cli_receive_nt_trans(cli,
355 &rparam, &rparam_count,
356 &rdata, &rdata_count)) {
357 DEBUG(1,("Failed to recv NT_TRANSACT_GET_USER_QUOTA\n"));
358 goto cleanup;
359 }
360
361 if (cli_is_error(cli)) {
362 ret = False;
363 goto cleanup;
364 } else {
365 ret = True;
366 }
367
368 if (rdata_count == 0) {
369 break;
370 }
371
372 offset = 1;
373 for (curdata=rdata,curdata_count=rdata_count;
374 ((curdata)&&(curdata_count>=8)&&(offset>0));
375 curdata +=offset,curdata_count -= offset) {
376 ZERO_STRUCT(qt);
377 if (!parse_user_quota_record(curdata, curdata_count, &offset, &qt)) {
378 DEBUG(1,("Failed to parse the quota record\n"));
379 goto cleanup;
380 }
381
382 if ((tmp_list_ent=TALLOC_ZERO_P(mem_ctx,SMB_NTQUOTA_LIST))==NULL) {
383 DEBUG(0,("talloc_zero() failed\n"));
384 talloc_destroy(mem_ctx);
385 goto cleanup;
386 }
387
388 if ((tmp_list_ent->quotas=TALLOC_ZERO_P(mem_ctx,SMB_NTQUOTA_STRUCT))==NULL) {
389 DEBUG(0,("talloc_zero() failed\n"));
390 talloc_destroy(mem_ctx);
391 goto cleanup;
392 }
393
394 memcpy(tmp_list_ent->quotas,&qt,sizeof(qt));
395 tmp_list_ent->mem_ctx = mem_ctx;
396
397 DLIST_ADD((*pqt_list),tmp_list_ent);
398 }
399 }
400
401
402 ret = True;
403 cleanup:
404 SAFE_FREE(rparam);
405 SAFE_FREE(rdata);
406
407 return ret;
408}
409
410BOOL cli_get_fs_quota_info(struct cli_state *cli, int quota_fnum, SMB_NTQUOTA_STRUCT *pqt)
411{
412 BOOL ret = False;
413 uint16 setup;
414 char param[2];
415 char *rparam=NULL, *rdata=NULL;
416 unsigned int rparam_count=0, rdata_count=0;
417 SMB_NTQUOTA_STRUCT qt;
418 ZERO_STRUCT(qt);
419
420 if (!cli||!pqt)
421 smb_panic("cli_get_fs_quota_info() called with NULL Pointer!");
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 (SMB_BIG_UINT)*/
456 qt.softlim = (SMB_BIG_UINT)IVAL(rdata,24);
457#ifdef LARGE_SMB_OFF_T
458 qt.softlim |= (((SMB_BIG_UINT)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 (SMB_BIG_UINT)*/
469 qt.hardlim = (SMB_BIG_UINT)IVAL(rdata,32);
470#ifdef LARGE_SMB_OFF_T
471 qt.hardlim |= (((SMB_BIG_UINT)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 setup = TRANSACT2_SETFSINFO;
512
513 SSVAL(param,0,quota_fnum);
514 SSVAL(param,2,SMB_FS_QUOTA_INFORMATION);
515
516 /* Unknown1 24 NULL bytes*/
517
518 /* Default Soft Quota 8 bytes */
519 SBIG_UINT(data,24,pqt->softlim);
520
521 /* Default Hard Quota 8 bytes */
522 SBIG_UINT(data,32,pqt->hardlim);
523
524 /* Quota flag 2 bytes */
525 SSVAL(data,40,pqt->qflags);
526
527 /* Unknown3 6 NULL bytes */
528
529 if (!cli_send_trans(cli, SMBtrans2,
530 NULL,
531 0, 0,
532 &setup, 1, 0,
533 param, 4, 0,
534 data, 48, 0)) {
535 goto cleanup;
536 }
537
538 if (!cli_receive_trans(cli, SMBtrans2,
539 &rparam, &rparam_count,
540 &rdata, &rdata_count)) {
541 goto cleanup;
542 }
543
544 if (cli_is_error(cli)) {
545 ret = False;
546 goto cleanup;
547 } else {
548 ret = True;
549 }
550
551cleanup:
552 SAFE_FREE(rparam);
553 SAFE_FREE(rdata);
554
555 return ret;
556}
557
558static char *quota_str_static(SMB_BIG_UINT val, BOOL special, BOOL _numeric)
559{
560 static fstring buffer;
561
562 memset(buffer,'\0',sizeof(buffer));
563
564 if (!_numeric&&special&&(val == SMB_NTQUOTAS_NO_LIMIT)) {
565 fstr_sprintf(buffer,"NO LIMIT");
566 return buffer;
567 }
568#if defined(HAVE_LONGLONG)
569 fstr_sprintf(buffer,"%llu",val);
570#else
571 fstr_sprintf(buffer,"%lu",val);
572#endif
573 return buffer;
574}
575
576void dump_ntquota(SMB_NTQUOTA_STRUCT *qt, BOOL _verbose, BOOL _numeric, void (*_sidtostring)(fstring str, DOM_SID *sid, BOOL _numeric))
577{
578 if (!qt)
579 smb_panic("dump_ntquota() called with NULL pointer");
580
581 switch (qt->qtype) {
582 case SMB_USER_FS_QUOTA_TYPE:
583 {
584 d_printf("File System QUOTAS:\n");
585 d_printf("Limits:\n");
586 d_printf(" Default Soft Limit: %15s\n",quota_str_static(qt->softlim,True,_numeric));
587 d_printf(" Default Hard Limit: %15s\n",quota_str_static(qt->hardlim,True,_numeric));
588 d_printf("Quota Flags:\n");
589 d_printf(" Quotas Enabled: %s\n",
590 ((qt->qflags&QUOTAS_ENABLED)||(qt->qflags&QUOTAS_DENY_DISK))?"On":"Off");
591 d_printf(" Deny Disk: %s\n",(qt->qflags&QUOTAS_DENY_DISK)?"On":"Off");
592 d_printf(" Log Soft Limit: %s\n",(qt->qflags&QUOTAS_LOG_THRESHOLD)?"On":"Off");
593 d_printf(" Log Hard Limit: %s\n",(qt->qflags&QUOTAS_LOG_LIMIT)?"On":"Off");
594 }
595 break;
596 case SMB_USER_QUOTA_TYPE:
597 {
598 fstring username_str = {0};
599
600 if (_sidtostring) {
601 _sidtostring(username_str,&qt->sid,_numeric);
602 } else {
603 fstrcpy(username_str,sid_string_static(&qt->sid));
604 }
605
606 if (_verbose) {
607 d_printf("Quotas for User: %s\n",username_str);
608 d_printf("Used Space: %15s\n",quota_str_static(qt->usedspace,False,_numeric));
609 d_printf("Soft Limit: %15s\n",quota_str_static(qt->softlim,True,_numeric));
610 d_printf("Hard Limit: %15s\n",quota_str_static(qt->hardlim,True,_numeric));
611 } else {
612 d_printf("%-30s: ",username_str);
613 d_printf("%15s/",quota_str_static(qt->usedspace,False,_numeric));
614 d_printf("%15s/",quota_str_static(qt->softlim,True,_numeric));
615 d_printf("%15s\n",quota_str_static(qt->hardlim,True,_numeric));
616 }
617 }
618 break;
619 default:
620 d_printf("dump_ntquota() invalid qtype(%d)\n",qt->qtype);
621 return;
622 }
623}
624
625void dump_ntquota_list(SMB_NTQUOTA_LIST **qtl, BOOL _verbose, BOOL _numeric, void (*_sidtostring)(fstring str, DOM_SID *sid, BOOL _numeric))
626{
627 SMB_NTQUOTA_LIST *cur;
628
629 for (cur = *qtl;cur;cur = cur->next) {
630 if (cur->quotas)
631 dump_ntquota(cur->quotas,_verbose,_numeric,_sidtostring);
632 }
633}
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