source: trunk/server/source3/libsmb/cliquota.c@ 745

Last change on this file since 745 was 745, checked in by Silvan Scherrer, 13 years ago

Samba Server: updated trunk to 3.6.0
File size: 11.5 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#include "libsmb/libsmb.h"
22#include "../librpc/gen_ndr/ndr_security.h"
23#include "fake_file.h"
24#include "../libcli/security/security.h"
25#include "trans2.h"
26
27NTSTATUS cli_get_quota_handle(struct cli_state *cli, uint16_t *quota_fnum)
28{
29 return cli_ntcreate(cli, FAKE_FILE_NAME_QUOTA_WIN32,
30 0x00000016, DESIRED_ACCESS_PIPE,
31 0x00000000, FILE_SHARE_READ|FILE_SHARE_WRITE,
32 FILE_OPEN, 0x00000000, 0x03, quota_fnum);
33}
34
35void free_ntquota_list(SMB_NTQUOTA_LIST **qt_list)
36{
37 if (!qt_list)
38 return;
39
40 if ((*qt_list)->mem_ctx)
41 talloc_destroy((*qt_list)->mem_ctx);
42
43 (*qt_list) = NULL;
44
45 return;
46}
47
48static bool parse_user_quota_record(const uint8_t *rdata,
49 unsigned int rdata_count,
50 unsigned int *offset,
51 SMB_NTQUOTA_STRUCT *pqt)
52{
53 int sid_len;
54 SMB_NTQUOTA_STRUCT qt;
55
56 ZERO_STRUCT(qt);
57
58 if (!rdata||!offset||!pqt) {
59 smb_panic("parse_quota_record: called with NULL POINTER!");
60 }
61
62 if (rdata_count < 40) {
63 return False;
64 }
65
66 /* offset to next quota record.
67 * 4 bytes IVAL(rdata,0)
68 * unused here...
69 */
70 *offset = IVAL(rdata,0);
71
72 /* sid len */
73 sid_len = IVAL(rdata,4);
74
75 if (rdata_count < 40+sid_len) {
76 return False;
77 }
78
79 /* unknown 8 bytes in pdata
80 * maybe its the change time in NTTIME
81 */
82
83 /* the used space 8 bytes (uint64_t)*/
84 qt.usedspace = BVAL(rdata,16);
85
86 /* the soft quotas 8 bytes (uint64_t)*/
87 qt.softlim = BVAL(rdata,24);
88
89 /* the hard quotas 8 bytes (uint64_t)*/
90 qt.hardlim = BVAL(rdata,32);
91
92 if (!sid_parse((char *)rdata+40,sid_len,&qt.sid)) {
93 return false;
94 }
95
96 qt.qtype = SMB_USER_QUOTA_TYPE;
97
98 *pqt = qt;
99
100 return True;
101}
102
103NTSTATUS cli_get_user_quota(struct cli_state *cli, int quota_fnum,
104 SMB_NTQUOTA_STRUCT *pqt)
105{
106 uint16_t setup[1];
107 uint8_t params[16];
108 unsigned int data_len;
109 uint8_t data[SID_MAX_SIZE+8];
110 uint8_t *rparam, *rdata;
111 uint32_t rparam_count, rdata_count;
112 unsigned int sid_len;
113 unsigned int offset;
114 NTSTATUS status;
115
116 if (!cli||!pqt) {
117 smb_panic("cli_get_user_quota() called with NULL Pointer!");
118 }
119
120 SSVAL(setup + 0, 0, NT_TRANSACT_GET_USER_QUOTA);
121
122 SSVAL(params, 0,quota_fnum);
123 SSVAL(params, 2,TRANSACT_GET_USER_QUOTA_FOR_SID);
124 SIVAL(params, 4,0x00000024);
125 SIVAL(params, 8,0x00000000);
126 SIVAL(params,12,0x00000024);
127
128 sid_len = ndr_size_dom_sid(&pqt->sid, 0);
129 data_len = sid_len+8;
130 SIVAL(data, 0, 0x00000000);
131 SIVAL(data, 4, sid_len);
132 sid_linearize((char *)data+8, sid_len, &pqt->sid);
133
134 status = cli_trans(talloc_tos(), cli, SMBnttrans,
135 NULL, -1, /* name, fid */
136 NT_TRANSACT_GET_USER_QUOTA, 0,
137 setup, 1, 0, /* setup */
138 params, 16, 4, /* params */
139 data, data_len, 112, /* data */
140 NULL, /* recv_flags2 */
141 NULL, 0, NULL, /* rsetup */
142 &rparam, 4, &rparam_count,
143 &rdata, 8, &rdata_count);
144 if (!NT_STATUS_IS_OK(status)) {
145 DEBUG(1, ("NT_TRANSACT_GET_USER_QUOTA failed: %s\n",
146 nt_errstr(status)));
147 return status;
148 }
149
150 if (!parse_user_quota_record(rdata, rdata_count, &offset, pqt)) {
151 status = NT_STATUS_INVALID_NETWORK_RESPONSE;
152 DEBUG(0,("Got INVALID NT_TRANSACT_GET_USER_QUOTA reply.\n"));
153 }
154
155 TALLOC_FREE(rparam);
156 TALLOC_FREE(rdata);
157 return status;
158}
159
160NTSTATUS cli_set_user_quota(struct cli_state *cli, int quota_fnum,
161 SMB_NTQUOTA_STRUCT *pqt)
162{
163 uint16_t setup[1];
164 uint8_t params[2];
165 uint8_t data[112];
166 unsigned int sid_len;
167 NTSTATUS status;
168
169 memset(data,'\0',112);
170
171 if (!cli||!pqt) {
172 smb_panic("cli_set_user_quota() called with NULL Pointer!");
173 }
174
175 SSVAL(setup + 0, 0, NT_TRANSACT_SET_USER_QUOTA);
176
177 SSVAL(params,0,quota_fnum);
178
179 sid_len = ndr_size_dom_sid(&pqt->sid, 0);
180 SIVAL(data,0,0);
181 SIVAL(data,4,sid_len);
182 SBIG_UINT(data, 8,(uint64_t)0);
183 SBIG_UINT(data,16,pqt->usedspace);
184 SBIG_UINT(data,24,pqt->softlim);
185 SBIG_UINT(data,32,pqt->hardlim);
186 sid_linearize((char *)data+40, sid_len, &pqt->sid);
187
188 status = cli_trans(talloc_tos(), cli, SMBnttrans,
189 NULL, -1, /* name, fid */
190 NT_TRANSACT_SET_USER_QUOTA, 0,
191 setup, 1, 0, /* setup */
192 params, 2, 0, /* params */
193 data, 112, 0, /* data */
194 NULL, /* recv_flags2 */
195 NULL, 0, NULL, /* rsetup */
196 NULL, 0, NULL, /* rparams */
197 NULL, 0, NULL); /* rdata */
198
199 if (!NT_STATUS_IS_OK(status)) {
200 DEBUG(1, ("NT_TRANSACT_SET_USER_QUOTA failed: %s\n",
201 nt_errstr(status)));
202 }
203
204 return status;
205}
206
207NTSTATUS cli_list_user_quota(struct cli_state *cli, int quota_fnum,
208 SMB_NTQUOTA_LIST **pqt_list)
209{
210 uint16_t setup[1];
211 uint8_t params[16];
212 uint8_t *rparam=NULL, *rdata=NULL;
213 uint32_t rparam_count=0, rdata_count=0;
214 unsigned int offset;
215 const uint8_t *curdata = NULL;
216 unsigned int curdata_count = 0;
217 TALLOC_CTX *mem_ctx = NULL;
218 SMB_NTQUOTA_STRUCT qt;
219 SMB_NTQUOTA_LIST *tmp_list_ent;
220 NTSTATUS status;
221
222 if (!cli||!pqt_list) {
223 smb_panic("cli_list_user_quota() called with NULL Pointer!");
224 }
225
226 SSVAL(setup + 0, 0, NT_TRANSACT_GET_USER_QUOTA);
227
228 SSVAL(params, 0,quota_fnum);
229 SSVAL(params, 2,TRANSACT_GET_USER_QUOTA_LIST_START);
230 SIVAL(params, 4,0x00000000);
231 SIVAL(params, 8,0x00000000);
232 SIVAL(params,12,0x00000000);
233
234 status = cli_trans(talloc_tos(), cli, SMBnttrans,
235 NULL, -1, /* name, fid */
236 NT_TRANSACT_GET_USER_QUOTA, 0,
237 setup, 1, 0, /* setup */
238 params, 16, 4, /* params */
239 NULL, 0, 2048, /* data */
240 NULL, /* recv_flags2 */
241 NULL, 0, NULL, /* rsetup */
242 &rparam, 0, &rparam_count,
243 &rdata, 0, &rdata_count);
244
245 if (!NT_STATUS_IS_OK(status)) {
246 DEBUG(1, ("NT_TRANSACT_GET_USER_QUOTA failed: %s\n",
247 nt_errstr(status)));
248 goto cleanup;
249 }
250
251 if (rdata_count == 0) {
252 *pqt_list = NULL;
253 return NT_STATUS_OK;
254 }
255
256 if ((mem_ctx=talloc_init("SMB_USER_QUOTA_LIST"))==NULL) {
257 DEBUG(0,("talloc_init() failed\n"));
258 return NT_STATUS_NO_MEMORY;
259 }
260
261 offset = 1;
262 for (curdata=rdata,curdata_count=rdata_count;
263 ((curdata)&&(curdata_count>=8)&&(offset>0));
264 curdata +=offset,curdata_count -= offset) {
265 ZERO_STRUCT(qt);
266 if (!parse_user_quota_record((uint8_t *)curdata, curdata_count,
267 &offset, &qt)) {
268 DEBUG(1,("Failed to parse the quota record\n"));
269 goto cleanup;
270 }
271
272 if ((tmp_list_ent=TALLOC_ZERO_P(mem_ctx,SMB_NTQUOTA_LIST))==NULL) {
273 DEBUG(0,("TALLOC_ZERO() failed\n"));
274 talloc_destroy(mem_ctx);
275 return NT_STATUS_NO_MEMORY;
276 }
277
278 if ((tmp_list_ent->quotas=TALLOC_ZERO_P(mem_ctx,SMB_NTQUOTA_STRUCT))==NULL) {
279 DEBUG(0,("TALLOC_ZERO() failed\n"));
280 talloc_destroy(mem_ctx);
281 return NT_STATUS_NO_MEMORY;
282 }
283
284 memcpy(tmp_list_ent->quotas,&qt,sizeof(qt));
285 tmp_list_ent->mem_ctx = mem_ctx;
286
287 DLIST_ADD((*pqt_list),tmp_list_ent);
288 }
289
290 SSVAL(params, 2,TRANSACT_GET_USER_QUOTA_LIST_CONTINUE);
291 while(1) {
292
293 TALLOC_FREE(rparam);
294 TALLOC_FREE(rdata);
295
296 status = cli_trans(talloc_tos(), cli, SMBnttrans,
297 NULL, -1, /* name, fid */
298 NT_TRANSACT_GET_USER_QUOTA, 0,
299 setup, 1, 0, /* setup */
300 params, 16, 4, /* params */
301 NULL, 0, 2048, /* data */
302 NULL, /* recv_flags2 */
303 NULL, 0, NULL, /* rsetup */
304 &rparam, 0, &rparam_count,
305 &rdata, 0, &rdata_count);
306
307 if (!NT_STATUS_IS_OK(status)) {
308 DEBUG(1, ("NT_TRANSACT_GET_USER_QUOTA failed: %s\n",
309 nt_errstr(status)));
310 goto cleanup;
311 }
312
313 if (rdata_count == 0) {
314 break;
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((uint8_t *)curdata,
323 curdata_count, &offset,
324 &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 goto cleanup;
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 goto cleanup;
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
348 cleanup:
349 TALLOC_FREE(rparam);
350 TALLOC_FREE(rdata);
351
352 return status;
353}
354
355NTSTATUS cli_get_fs_quota_info(struct cli_state *cli, int quota_fnum,
356 SMB_NTQUOTA_STRUCT *pqt)
357{
358 uint16_t setup[1];
359 uint8_t param[2];
360 uint8_t *rdata=NULL;
361 uint32_t rdata_count=0;
362 SMB_NTQUOTA_STRUCT qt;
363 NTSTATUS status;
364
365 ZERO_STRUCT(qt);
366
367 if (!cli||!pqt) {
368 smb_panic("cli_get_fs_quota_info() called with NULL Pointer!");
369 }
370
371 SSVAL(setup + 0, 0, TRANSACT2_QFSINFO);
372
373 SSVAL(param,0,SMB_FS_QUOTA_INFORMATION);
374
375 status = cli_trans(talloc_tos(), cli, SMBtrans2,
376 NULL, -1, /* name, fid */
377 0, 0, /* function, flags */
378 setup, 1, 0, /* setup */
379 param, 2, 0, /* param */
380 NULL, 0, 560, /* data */
381 NULL, /* recv_flags2 */
382 NULL, 0, NULL, /* rsetup */
383 NULL, 0, NULL, /* rparam */
384 &rdata, 48, &rdata_count);
385
386 if (!NT_STATUS_IS_OK(status)) {
387 DEBUG(1, ("SMB_FS_QUOTA_INFORMATION failed: %s\n",
388 nt_errstr(status)));
389 return status;
390 }
391
392 /* unknown_1 24 NULL bytes in pdata*/
393
394 /* the soft quotas 8 bytes (uint64_t)*/
395 qt.softlim = BVAL(rdata,24);
396
397 /* the hard quotas 8 bytes (uint64_t)*/
398 qt.hardlim = BVAL(rdata,32);
399
400 /* quota_flags 2 bytes **/
401 qt.qflags = SVAL(rdata,40);
402
403 qt.qtype = SMB_USER_FS_QUOTA_TYPE;
404
405 *pqt = qt;
406
407 TALLOC_FREE(rdata);
408 return status;
409}
410
411NTSTATUS cli_set_fs_quota_info(struct cli_state *cli, int quota_fnum,
412 SMB_NTQUOTA_STRUCT *pqt)
413{
414 uint16_t setup[1];
415 uint8_t param[4];
416 uint8_t data[48];
417 SMB_NTQUOTA_STRUCT qt;
418 NTSTATUS status;
419 ZERO_STRUCT(qt);
420 memset(data,'\0',48);
421
422 if (!cli||!pqt) {
423 smb_panic("cli_set_fs_quota_info() called with NULL Pointer!");
424 }
425
426 SSVAL(setup + 0, 0,TRANSACT2_SETFSINFO);
427
428 SSVAL(param,0,quota_fnum);
429 SSVAL(param,2,SMB_FS_QUOTA_INFORMATION);
430
431 /* Unknown1 24 NULL bytes*/
432
433 /* Default Soft Quota 8 bytes */
434 SBIG_UINT(data,24,pqt->softlim);
435
436 /* Default Hard Quota 8 bytes */
437 SBIG_UINT(data,32,pqt->hardlim);
438
439 /* Quota flag 2 bytes */
440 SSVAL(data,40,pqt->qflags);
441
442 /* Unknown3 6 NULL bytes */
443
444 status = cli_trans(talloc_tos(), cli, SMBtrans2,
445 NULL, -1, /* name, fid */
446 0, 0, /* function, flags */
447 setup, 1, 0, /* setup */
448 param, 8, 0, /* param */
449 data, 48, 0, /* data */
450 NULL, /* recv_flags2 */
451 NULL, 0, NULL, /* rsetup */
452 NULL, 0, NULL, /* rparam */
453 NULL, 0, NULL); /* rdata */
454
455 if (!NT_STATUS_IS_OK(status)) {
456 DEBUG(1, ("SMB_FS_QUOTA_INFORMATION failed: %s\n",
457 nt_errstr(status)));
458 }
459
460 return status;
461}
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