source: vendor/current/source4/libcli/raw/rawfile.c

Last change on this file was 988, checked in by Silvan Scherrer, 9 years ago

Samba Server: update vendor to version 4.4.3
File size: 35.1 KB
Line 
1/*
2 Unix SMB/CIFS implementation.
3 client file operations
4 Copyright (C) Andrew Tridgell 1994-1998
5 Copyright (C) Jeremy Allison 2001-2002
6 Copyright (C) James Myers 2003
7
8 This program is free software; you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 3 of the License, or
11 (at your option) any later version.
12
13 This program is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
17
18 You should have received a copy of the GNU General Public License
19 along with this program. If not, see <http://www.gnu.org/licenses/>.
20*/
21
22#include "includes.h"
23#include "libcli/raw/libcliraw.h"
24#include "libcli/raw/raw_proto.h"
25#include "librpc/gen_ndr/ndr_security.h"
26
27#define SETUP_REQUEST(cmd, wct, buflen) do { \
28 req = smbcli_request_setup(tree, cmd, wct, buflen); \
29 if (!req) return NULL; \
30} while (0)
31
32/****************************************************************************
33 Rename a file - async interface
34****************************************************************************/
35struct smbcli_request *smb_raw_rename_send(struct smbcli_tree *tree,
36 union smb_rename *parms)
37{
38 struct smbcli_request *req = NULL;
39 struct smb_nttrans nt;
40 TALLOC_CTX *mem_ctx;
41
42 switch (parms->generic.level) {
43 case RAW_RENAME_RENAME:
44 SETUP_REQUEST(SMBmv, 1, 0);
45 SSVAL(req->out.vwv, VWV(0), parms->rename.in.attrib);
46 smbcli_req_append_ascii4(req, parms->rename.in.pattern1, STR_TERMINATE);
47 smbcli_req_append_ascii4(req, parms->rename.in.pattern2, STR_TERMINATE);
48 break;
49
50 case RAW_RENAME_NTRENAME:
51 SETUP_REQUEST(SMBntrename, 4, 0);
52 SSVAL(req->out.vwv, VWV(0), parms->ntrename.in.attrib);
53 SSVAL(req->out.vwv, VWV(1), parms->ntrename.in.flags);
54 SIVAL(req->out.vwv, VWV(2), parms->ntrename.in.cluster_size);
55 smbcli_req_append_ascii4(req, parms->ntrename.in.old_name, STR_TERMINATE);
56 smbcli_req_append_ascii4(req, parms->ntrename.in.new_name, STR_TERMINATE);
57 break;
58
59 case RAW_RENAME_NTTRANS:
60
61 mem_ctx = talloc_new(tree);
62
63 nt.in.max_setup = 0;
64 nt.in.max_param = 0;
65 nt.in.max_data = 0;
66 nt.in.setup_count = 0;
67 nt.in.setup = NULL;
68 nt.in.function = NT_TRANSACT_RENAME;
69 nt.in.params = data_blob_talloc(mem_ctx, NULL, 4);
70 nt.in.data = data_blob(NULL, 0);
71
72 SSVAL(nt.in.params.data, VWV(0), parms->nttrans.in.file.fnum);
73 SSVAL(nt.in.params.data, VWV(1), parms->nttrans.in.flags);
74
75 smbcli_blob_append_string(tree->session, mem_ctx,
76 &nt.in.params, parms->nttrans.in.new_name,
77 STR_TERMINATE);
78
79 req = smb_raw_nttrans_send(tree, &nt);
80 talloc_free(mem_ctx);
81 return req;
82 }
83
84 if (!smbcli_request_send(req)) {
85 smbcli_request_destroy(req);
86 return NULL;
87 }
88
89 return req;
90}
91
92/****************************************************************************
93 Rename a file - sync interface
94****************************************************************************/
95_PUBLIC_ NTSTATUS smb_raw_rename(struct smbcli_tree *tree,
96 union smb_rename *parms)
97{
98 struct smbcli_request *req = smb_raw_rename_send(tree, parms);
99 return smbcli_request_simple_recv(req);
100}
101
102
103/****************************************************************************
104 Delete a file - async interface
105****************************************************************************/
106struct smbcli_request *smb_raw_unlink_send(struct smbcli_tree *tree,
107 union smb_unlink *parms)
108{
109 struct smbcli_request *req;
110
111 SETUP_REQUEST(SMBunlink, 1, 0);
112
113 SSVAL(req->out.vwv, VWV(0), parms->unlink.in.attrib);
114 smbcli_req_append_ascii4(req, parms->unlink.in.pattern, STR_TERMINATE);
115
116 if (!smbcli_request_send(req)) {
117 smbcli_request_destroy(req);
118 return NULL;
119 }
120 return req;
121}
122
123/*
124 delete a file - sync interface
125*/
126_PUBLIC_ NTSTATUS smb_raw_unlink(struct smbcli_tree *tree,
127 union smb_unlink *parms)
128{
129 struct smbcli_request *req = smb_raw_unlink_send(tree, parms);
130 return smbcli_request_simple_recv(req);
131}
132
133
134/****************************************************************************
135 create a directory using TRANSACT2_MKDIR - async interface
136****************************************************************************/
137static struct smbcli_request *smb_raw_t2mkdir_send(struct smbcli_tree *tree,
138 union smb_mkdir *parms)
139{
140 struct smb_trans2 t2;
141 uint16_t setup = TRANSACT2_MKDIR;
142 TALLOC_CTX *mem_ctx;
143 struct smbcli_request *req;
144 uint16_t data_total;
145
146 mem_ctx = talloc_init("t2mkdir");
147
148 data_total = ea_list_size(parms->t2mkdir.in.num_eas, parms->t2mkdir.in.eas);
149
150 t2.in.max_param = 2;
151 t2.in.max_data = 0;
152 t2.in.max_setup = 0;
153 t2.in.flags = 0;
154 t2.in.timeout = 0;
155 t2.in.setup_count = 1;
156 t2.in.setup = &setup;
157 t2.in.params = data_blob_talloc(mem_ctx, NULL, 4);
158 t2.in.data = data_blob_talloc(mem_ctx, NULL, data_total);
159
160 SIVAL(t2.in.params.data, VWV(0), 0); /* reserved */
161
162 smbcli_blob_append_string(tree->session, mem_ctx,
163 &t2.in.params, parms->t2mkdir.in.path, STR_TERMINATE);
164
165 ea_put_list(t2.in.data.data, parms->t2mkdir.in.num_eas, parms->t2mkdir.in.eas);
166
167 req = smb_raw_trans2_send(tree, &t2);
168
169 talloc_free(mem_ctx);
170
171 return req;
172}
173
174/****************************************************************************
175 Create a directory - async interface
176****************************************************************************/
177struct smbcli_request *smb_raw_mkdir_send(struct smbcli_tree *tree,
178 union smb_mkdir *parms)
179{
180 struct smbcli_request *req;
181
182 if (parms->generic.level == RAW_MKDIR_T2MKDIR) {
183 return smb_raw_t2mkdir_send(tree, parms);
184 }
185
186 if (parms->generic.level != RAW_MKDIR_MKDIR) {
187 return NULL;
188 }
189
190 SETUP_REQUEST(SMBmkdir, 0, 0);
191
192 smbcli_req_append_ascii4(req, parms->mkdir.in.path, STR_TERMINATE);
193
194 if (!smbcli_request_send(req)) {
195 return NULL;
196 }
197
198 return req;
199}
200
201/****************************************************************************
202 Create a directory - sync interface
203****************************************************************************/
204_PUBLIC_ NTSTATUS smb_raw_mkdir(struct smbcli_tree *tree,
205 union smb_mkdir *parms)
206{
207 struct smbcli_request *req = smb_raw_mkdir_send(tree, parms);
208 return smbcli_request_simple_recv(req);
209}
210
211/****************************************************************************
212 Remove a directory - async interface
213****************************************************************************/
214struct smbcli_request *smb_raw_rmdir_send(struct smbcli_tree *tree,
215 struct smb_rmdir *parms)
216{
217 struct smbcli_request *req;
218
219 SETUP_REQUEST(SMBrmdir, 0, 0);
220
221 smbcli_req_append_ascii4(req, parms->in.path, STR_TERMINATE);
222
223 if (!smbcli_request_send(req)) {
224 smbcli_request_destroy(req);
225 return NULL;
226 }
227
228 return req;
229}
230
231/****************************************************************************
232 Remove a directory - sync interface
233****************************************************************************/
234_PUBLIC_ NTSTATUS smb_raw_rmdir(struct smbcli_tree *tree,
235 struct smb_rmdir *parms)
236{
237 struct smbcli_request *req = smb_raw_rmdir_send(tree, parms);
238 return smbcli_request_simple_recv(req);
239}
240
241
242/*
243 Open a file using TRANSACT2_OPEN - async recv
244*/
245static NTSTATUS smb_raw_nttrans_create_recv(struct smbcli_request *req,
246 TALLOC_CTX *mem_ctx,
247 union smb_open *parms)
248{
249 NTSTATUS status;
250 struct smb_nttrans nt;
251 uint8_t *params;
252
253 status = smb_raw_nttrans_recv(req, mem_ctx, &nt);
254 if (!NT_STATUS_IS_OK(status)) return status;
255
256 if (nt.out.params.length < 69) {
257 return NT_STATUS_INVALID_PARAMETER;
258 }
259
260 params = nt.out.params.data;
261
262 parms->ntcreatex.out.oplock_level = CVAL(params, 0);
263 parms->ntcreatex.out.file.fnum = SVAL(params, 2);
264 parms->ntcreatex.out.create_action = IVAL(params, 4);
265 parms->ntcreatex.out.create_time = smbcli_pull_nttime(params, 12);
266 parms->ntcreatex.out.access_time = smbcli_pull_nttime(params, 20);
267 parms->ntcreatex.out.write_time = smbcli_pull_nttime(params, 28);
268 parms->ntcreatex.out.change_time = smbcli_pull_nttime(params, 36);
269 parms->ntcreatex.out.attrib = IVAL(params, 44);
270 parms->ntcreatex.out.alloc_size = BVAL(params, 48);
271 parms->ntcreatex.out.size = BVAL(params, 56);
272 parms->ntcreatex.out.file_type = SVAL(params, 64);
273 parms->ntcreatex.out.ipc_state = SVAL(params, 66);
274 parms->ntcreatex.out.is_directory = CVAL(params, 68);
275
276 return NT_STATUS_OK;
277}
278
279
280/*
281 Open a file using NTTRANS CREATE - async send
282*/
283static struct smbcli_request *smb_raw_nttrans_create_send(struct smbcli_tree *tree,
284 union smb_open *parms)
285{
286 struct smb_nttrans nt;
287 uint8_t *params;
288 TALLOC_CTX *mem_ctx = talloc_new(tree);
289 uint16_t fname_len;
290 DATA_BLOB sd_blob, ea_blob;
291 struct smbcli_request *req;
292
293 nt.in.max_setup = 0;
294 nt.in.max_param = 101;
295 nt.in.max_data = 0;
296 nt.in.setup_count = 0;
297 nt.in.function = NT_TRANSACT_CREATE;
298 nt.in.setup = NULL;
299
300 sd_blob = data_blob(NULL, 0);
301 ea_blob = data_blob(NULL, 0);
302
303 if (parms->ntcreatex.in.sec_desc) {
304 enum ndr_err_code ndr_err;
305 ndr_err = ndr_push_struct_blob(&sd_blob, mem_ctx,
306 parms->ntcreatex.in.sec_desc,
307 (ndr_push_flags_fn_t)ndr_push_security_descriptor);
308 if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
309 talloc_free(mem_ctx);
310 return NULL;
311 }
312 }
313
314 if (parms->ntcreatex.in.ea_list) {
315 uint32_t ea_size = ea_list_size_chained(parms->ntcreatex.in.ea_list->num_eas,
316 parms->ntcreatex.in.ea_list->eas, 4);
317 ea_blob = data_blob_talloc(mem_ctx, NULL, ea_size);
318 if (ea_blob.data == NULL) {
319 return NULL;
320 }
321 ea_put_list_chained(ea_blob.data,
322 parms->ntcreatex.in.ea_list->num_eas,
323 parms->ntcreatex.in.ea_list->eas, 4);
324 }
325
326 nt.in.params = data_blob_talloc(mem_ctx, NULL, 53);
327 if (nt.in.params.data == NULL) {
328 talloc_free(mem_ctx);
329 return NULL;
330 }
331
332 /* build the parameter section */
333 params = nt.in.params.data;
334
335 SIVAL(params, 0, parms->ntcreatex.in.flags);
336 SIVAL(params, 4, parms->ntcreatex.in.root_fid.fnum);
337 SIVAL(params, 8, parms->ntcreatex.in.access_mask);
338 SBVAL(params, 12, parms->ntcreatex.in.alloc_size);
339 SIVAL(params, 20, parms->ntcreatex.in.file_attr);
340 SIVAL(params, 24, parms->ntcreatex.in.share_access);
341 SIVAL(params, 28, parms->ntcreatex.in.open_disposition);
342 SIVAL(params, 32, parms->ntcreatex.in.create_options);
343 SIVAL(params, 36, sd_blob.length);
344 SIVAL(params, 40, ea_blob.length);
345 SIVAL(params, 48, parms->ntcreatex.in.impersonation);
346 SCVAL(params, 52, parms->ntcreatex.in.security_flags);
347
348 /* the empty string first forces the correct alignment */
349 smbcli_blob_append_string(tree->session, mem_ctx, &nt.in.params,"", 0);
350 fname_len = smbcli_blob_append_string(tree->session, mem_ctx, &nt.in.params,
351 parms->ntcreatex.in.fname, STR_TERMINATE);
352
353 SIVAL(nt.in.params.data, 44, fname_len);
354
355 /* build the data section */
356 nt.in.data = data_blob_talloc(mem_ctx, NULL, sd_blob.length + ea_blob.length);
357 memcpy(nt.in.data.data, sd_blob.data, sd_blob.length);
358 memcpy(nt.in.data.data+sd_blob.length, ea_blob.data, ea_blob.length);
359
360 /* send the request on its way */
361 req = smb_raw_nttrans_send(tree, &nt);
362
363 talloc_free(mem_ctx);
364
365 return req;
366}
367
368
369/****************************************************************************
370 Open a file using TRANSACT2_OPEN - async send
371****************************************************************************/
372static struct smbcli_request *smb_raw_t2open_send(struct smbcli_tree *tree,
373 union smb_open *parms)
374{
375 struct smb_trans2 t2;
376 uint16_t setup = TRANSACT2_OPEN;
377 TALLOC_CTX *mem_ctx = talloc_init("smb_raw_t2open");
378 struct smbcli_request *req;
379 uint16_t list_size;
380
381 list_size = ea_list_size(parms->t2open.in.num_eas, parms->t2open.in.eas);
382
383 t2.in.max_param = 30;
384 t2.in.max_data = 0;
385 t2.in.max_setup = 0;
386 t2.in.flags = 0;
387 t2.in.timeout = 0;
388 t2.in.setup_count = 1;
389 t2.in.setup = &setup;
390 t2.in.params = data_blob_talloc(mem_ctx, NULL, 28);
391 t2.in.data = data_blob_talloc(mem_ctx, NULL, list_size);
392
393 SSVAL(t2.in.params.data, VWV(0), parms->t2open.in.flags);
394 SSVAL(t2.in.params.data, VWV(1), parms->t2open.in.open_mode);
395 SSVAL(t2.in.params.data, VWV(2), parms->t2open.in.search_attrs);
396 SSVAL(t2.in.params.data, VWV(3), parms->t2open.in.file_attrs);
397 raw_push_dos_date(tree->session->transport,
398 t2.in.params.data, VWV(4), parms->t2open.in.write_time);
399 SSVAL(t2.in.params.data, VWV(6), parms->t2open.in.open_func);
400 SIVAL(t2.in.params.data, VWV(7), parms->t2open.in.size);
401 SIVAL(t2.in.params.data, VWV(9), parms->t2open.in.timeout);
402 SIVAL(t2.in.params.data, VWV(11), 0);
403 SSVAL(t2.in.params.data, VWV(13), 0);
404
405 smbcli_blob_append_string(tree->session, mem_ctx,
406 &t2.in.params, parms->t2open.in.fname,
407 STR_TERMINATE);
408
409 ea_put_list(t2.in.data.data, parms->t2open.in.num_eas, parms->t2open.in.eas);
410
411 req = smb_raw_trans2_send(tree, &t2);
412
413 talloc_free(mem_ctx);
414
415 return req;
416}
417
418
419/****************************************************************************
420 Open a file using TRANSACT2_OPEN - async recv
421****************************************************************************/
422static NTSTATUS smb_raw_t2open_recv(struct smbcli_request *req, TALLOC_CTX *mem_ctx, union smb_open *parms)
423{
424 struct smbcli_transport *transport = req->transport;
425 struct smb_trans2 t2;
426 NTSTATUS status;
427
428 status = smb_raw_trans2_recv(req, mem_ctx, &t2);
429 if (!NT_STATUS_IS_OK(status)) return status;
430
431 if (t2.out.params.length < 30) {
432 return NT_STATUS_INFO_LENGTH_MISMATCH;
433 }
434
435 parms->t2open.out.file.fnum = SVAL(t2.out.params.data, VWV(0));
436 parms->t2open.out.attrib = SVAL(t2.out.params.data, VWV(1));
437 parms->t2open.out.write_time = raw_pull_dos_date3(transport, t2.out.params.data + VWV(2));
438 parms->t2open.out.size = IVAL(t2.out.params.data, VWV(4));
439 parms->t2open.out.access = SVAL(t2.out.params.data, VWV(6));
440 parms->t2open.out.ftype = SVAL(t2.out.params.data, VWV(7));
441 parms->t2open.out.devstate = SVAL(t2.out.params.data, VWV(8));
442 parms->t2open.out.action = SVAL(t2.out.params.data, VWV(9));
443 parms->t2open.out.file_id = SVAL(t2.out.params.data, VWV(10));
444
445 return NT_STATUS_OK;
446}
447
448/****************************************************************************
449 Open a file - async send
450****************************************************************************/
451_PUBLIC_ struct smbcli_request *smb_raw_open_send(struct smbcli_tree *tree, union smb_open *parms)
452{
453 int len;
454 struct smbcli_request *req = NULL;
455 bool bigoffset = false;
456
457 switch (parms->generic.level) {
458 case RAW_OPEN_T2OPEN:
459 return smb_raw_t2open_send(tree, parms);
460
461 case RAW_OPEN_OPEN:
462 SETUP_REQUEST(SMBopen, 2, 0);
463 SSVAL(req->out.vwv, VWV(0), parms->openold.in.open_mode);
464 SSVAL(req->out.vwv, VWV(1), parms->openold.in.search_attrs);
465 smbcli_req_append_ascii4(req, parms->openold.in.fname, STR_TERMINATE);
466 break;
467
468 case RAW_OPEN_OPENX:
469 SETUP_REQUEST(SMBopenX, 15, 0);
470 SSVAL(req->out.vwv, VWV(0), SMB_CHAIN_NONE);
471 SSVAL(req->out.vwv, VWV(1), 0);
472 SSVAL(req->out.vwv, VWV(2), parms->openx.in.flags);
473 SSVAL(req->out.vwv, VWV(3), parms->openx.in.open_mode);
474 SSVAL(req->out.vwv, VWV(4), parms->openx.in.search_attrs);
475 SSVAL(req->out.vwv, VWV(5), parms->openx.in.file_attrs);
476 raw_push_dos_date3(tree->session->transport,
477 req->out.vwv, VWV(6), parms->openx.in.write_time);
478 SSVAL(req->out.vwv, VWV(8), parms->openx.in.open_func);
479 SIVAL(req->out.vwv, VWV(9), parms->openx.in.size);
480 SIVAL(req->out.vwv, VWV(11),parms->openx.in.timeout);
481 SIVAL(req->out.vwv, VWV(13),0); /* reserved */
482 smbcli_req_append_string(req, parms->openx.in.fname, STR_TERMINATE);
483 break;
484
485 case RAW_OPEN_MKNEW:
486 SETUP_REQUEST(SMBmknew, 3, 0);
487 SSVAL(req->out.vwv, VWV(0), parms->mknew.in.attrib);
488 raw_push_dos_date3(tree->session->transport,
489 req->out.vwv, VWV(1), parms->mknew.in.write_time);
490 smbcli_req_append_ascii4(req, parms->mknew.in.fname, STR_TERMINATE);
491 break;
492
493 case RAW_OPEN_CREATE:
494 SETUP_REQUEST(SMBcreate, 3, 0);
495 SSVAL(req->out.vwv, VWV(0), parms->create.in.attrib);
496 raw_push_dos_date3(tree->session->transport,
497 req->out.vwv, VWV(1), parms->create.in.write_time);
498 smbcli_req_append_ascii4(req, parms->create.in.fname, STR_TERMINATE);
499 break;
500
501 case RAW_OPEN_CTEMP:
502 SETUP_REQUEST(SMBctemp, 3, 0);
503 SSVAL(req->out.vwv, VWV(0), parms->ctemp.in.attrib);
504 raw_push_dos_date3(tree->session->transport,
505 req->out.vwv, VWV(1), parms->ctemp.in.write_time);
506 smbcli_req_append_ascii4(req, parms->ctemp.in.directory, STR_TERMINATE);
507 break;
508
509 case RAW_OPEN_SPLOPEN:
510 SETUP_REQUEST(SMBsplopen, 2, 0);
511 SSVAL(req->out.vwv, VWV(0), parms->splopen.in.setup_length);
512 SSVAL(req->out.vwv, VWV(1), parms->splopen.in.mode);
513 break;
514
515 case RAW_OPEN_NTCREATEX:
516 SETUP_REQUEST(SMBntcreateX, 24, 0);
517 SSVAL(req->out.vwv, VWV(0),SMB_CHAIN_NONE);
518 SSVAL(req->out.vwv, VWV(1),0);
519 SCVAL(req->out.vwv, VWV(2),0); /* padding */
520 SIVAL(req->out.vwv, 7, parms->ntcreatex.in.flags);
521 SIVAL(req->out.vwv, 11, parms->ntcreatex.in.root_fid.fnum);
522 SIVAL(req->out.vwv, 15, parms->ntcreatex.in.access_mask);
523 SBVAL(req->out.vwv, 19, parms->ntcreatex.in.alloc_size);
524 SIVAL(req->out.vwv, 27, parms->ntcreatex.in.file_attr);
525 SIVAL(req->out.vwv, 31, parms->ntcreatex.in.share_access);
526 SIVAL(req->out.vwv, 35, parms->ntcreatex.in.open_disposition);
527 SIVAL(req->out.vwv, 39, parms->ntcreatex.in.create_options);
528 SIVAL(req->out.vwv, 43, parms->ntcreatex.in.impersonation);
529 SCVAL(req->out.vwv, 47, parms->ntcreatex.in.security_flags);
530
531 smbcli_req_append_string_len(req, parms->ntcreatex.in.fname, STR_TERMINATE, &len);
532 SSVAL(req->out.vwv, 5, len);
533 break;
534
535 case RAW_OPEN_NTTRANS_CREATE:
536 return smb_raw_nttrans_create_send(tree, parms);
537
538
539 case RAW_OPEN_OPENX_READX:
540 SETUP_REQUEST(SMBopenX, 15, 0);
541 SSVAL(req->out.vwv, VWV(0), SMB_CHAIN_NONE);
542 SSVAL(req->out.vwv, VWV(1), 0);
543 SSVAL(req->out.vwv, VWV(2), parms->openxreadx.in.flags);
544 SSVAL(req->out.vwv, VWV(3), parms->openxreadx.in.open_mode);
545 SSVAL(req->out.vwv, VWV(4), parms->openxreadx.in.search_attrs);
546 SSVAL(req->out.vwv, VWV(5), parms->openxreadx.in.file_attrs);
547 raw_push_dos_date3(tree->session->transport,
548 req->out.vwv, VWV(6), parms->openxreadx.in.write_time);
549 SSVAL(req->out.vwv, VWV(8), parms->openxreadx.in.open_func);
550 SIVAL(req->out.vwv, VWV(9), parms->openxreadx.in.size);
551 SIVAL(req->out.vwv, VWV(11),parms->openxreadx.in.timeout);
552 SIVAL(req->out.vwv, VWV(13),0);
553 smbcli_req_append_string(req, parms->openxreadx.in.fname, STR_TERMINATE);
554
555 if (tree->session->transport->negotiate.capabilities & CAP_LARGE_FILES) {
556 bigoffset = true;
557 }
558
559 smbcli_chained_request_setup(req, SMBreadX, bigoffset ? 12 : 10, 0);
560
561 SSVAL(req->out.vwv, VWV(0), SMB_CHAIN_NONE);
562 SSVAL(req->out.vwv, VWV(1), 0);
563 SSVAL(req->out.vwv, VWV(2), 0);
564 SIVAL(req->out.vwv, VWV(3), parms->openxreadx.in.offset);
565 SSVAL(req->out.vwv, VWV(5), parms->openxreadx.in.maxcnt & 0xFFFF);
566 SSVAL(req->out.vwv, VWV(6), parms->openxreadx.in.mincnt);
567 SIVAL(req->out.vwv, VWV(7), parms->openxreadx.in.maxcnt >> 16);
568 SSVAL(req->out.vwv, VWV(9), parms->openxreadx.in.remaining);
569 if (bigoffset) {
570 SIVAL(req->out.vwv, VWV(10),parms->openxreadx.in.offset>>32);
571 }
572 break;
573
574 case RAW_OPEN_NTCREATEX_READX:
575 SETUP_REQUEST(SMBntcreateX, 24, 0);
576 SSVAL(req->out.vwv, VWV(0),SMB_CHAIN_NONE);
577 SSVAL(req->out.vwv, VWV(1),0);
578 SCVAL(req->out.vwv, VWV(2),0); /* padding */
579 SIVAL(req->out.vwv, 7, parms->ntcreatexreadx.in.flags);
580 SIVAL(req->out.vwv, 11, parms->ntcreatexreadx.in.root_fid.fnum);
581 SIVAL(req->out.vwv, 15, parms->ntcreatexreadx.in.access_mask);
582 SBVAL(req->out.vwv, 19, parms->ntcreatexreadx.in.alloc_size);
583 SIVAL(req->out.vwv, 27, parms->ntcreatexreadx.in.file_attr);
584 SIVAL(req->out.vwv, 31, parms->ntcreatexreadx.in.share_access);
585 SIVAL(req->out.vwv, 35, parms->ntcreatexreadx.in.open_disposition);
586 SIVAL(req->out.vwv, 39, parms->ntcreatexreadx.in.create_options);
587 SIVAL(req->out.vwv, 43, parms->ntcreatexreadx.in.impersonation);
588 SCVAL(req->out.vwv, 47, parms->ntcreatexreadx.in.security_flags);
589
590 smbcli_req_append_string_len(req, parms->ntcreatexreadx.in.fname, STR_TERMINATE, &len);
591 SSVAL(req->out.vwv, 5, len);
592
593 if (tree->session->transport->negotiate.capabilities & CAP_LARGE_FILES) {
594 bigoffset = true;
595 }
596
597 smbcli_chained_request_setup(req, SMBreadX, bigoffset ? 12 : 10, 0);
598
599 SSVAL(req->out.vwv, VWV(0), SMB_CHAIN_NONE);
600 SSVAL(req->out.vwv, VWV(1), 0);
601 SSVAL(req->out.vwv, VWV(2), 0);
602 SIVAL(req->out.vwv, VWV(3), parms->ntcreatexreadx.in.offset);
603 SSVAL(req->out.vwv, VWV(5), parms->ntcreatexreadx.in.maxcnt & 0xFFFF);
604 SSVAL(req->out.vwv, VWV(6), parms->ntcreatexreadx.in.mincnt);
605 SIVAL(req->out.vwv, VWV(7), parms->ntcreatexreadx.in.maxcnt >> 16);
606 SSVAL(req->out.vwv, VWV(9), parms->ntcreatexreadx.in.remaining);
607 if (bigoffset) {
608 SIVAL(req->out.vwv, VWV(10),parms->ntcreatexreadx.in.offset>>32);
609 }
610 break;
611
612 case RAW_OPEN_SMB2:
613 return NULL;
614 }
615
616 if (!smbcli_request_send(req)) {
617 smbcli_request_destroy(req);
618 return NULL;
619 }
620
621 return req;
622}
623
624/****************************************************************************
625 Open a file - async recv
626****************************************************************************/
627_PUBLIC_ NTSTATUS smb_raw_open_recv(struct smbcli_request *req, TALLOC_CTX *mem_ctx, union smb_open *parms)
628{
629 NTSTATUS status;
630
631 if (!smbcli_request_receive(req) ||
632 smbcli_request_is_error(req)) {
633 goto failed;
634 }
635
636 switch (parms->openold.level) {
637 case RAW_OPEN_T2OPEN:
638 return smb_raw_t2open_recv(req, mem_ctx, parms);
639
640 case RAW_OPEN_OPEN:
641 SMBCLI_CHECK_WCT(req, 7);
642 parms->openold.out.file.fnum = SVAL(req->in.vwv, VWV(0));
643 parms->openold.out.attrib = SVAL(req->in.vwv, VWV(1));
644 parms->openold.out.write_time = raw_pull_dos_date3(req->transport,
645 req->in.vwv + VWV(2));
646 parms->openold.out.size = IVAL(req->in.vwv, VWV(4));
647 parms->openold.out.rmode = SVAL(req->in.vwv, VWV(6));
648 break;
649
650 case RAW_OPEN_OPENX:
651 SMBCLI_CHECK_MIN_WCT(req, 15);
652 parms->openx.out.file.fnum = SVAL(req->in.vwv, VWV(2));
653 parms->openx.out.attrib = SVAL(req->in.vwv, VWV(3));
654 parms->openx.out.write_time = raw_pull_dos_date3(req->transport,
655 req->in.vwv + VWV(4));
656 parms->openx.out.size = IVAL(req->in.vwv, VWV(6));
657 parms->openx.out.access = SVAL(req->in.vwv, VWV(8));
658 parms->openx.out.ftype = SVAL(req->in.vwv, VWV(9));
659 parms->openx.out.devstate = SVAL(req->in.vwv, VWV(10));
660 parms->openx.out.action = SVAL(req->in.vwv, VWV(11));
661 parms->openx.out.unique_fid = IVAL(req->in.vwv, VWV(12));
662 if (req->in.wct >= 19) {
663 parms->openx.out.access_mask = IVAL(req->in.vwv, VWV(15));
664 parms->openx.out.unknown = IVAL(req->in.vwv, VWV(17));
665 } else {
666 parms->openx.out.access_mask = 0;
667 parms->openx.out.unknown = 0;
668 }
669 break;
670
671 case RAW_OPEN_MKNEW:
672 SMBCLI_CHECK_WCT(req, 1);
673 parms->mknew.out.file.fnum = SVAL(req->in.vwv, VWV(0));
674 break;
675
676 case RAW_OPEN_CREATE:
677 SMBCLI_CHECK_WCT(req, 1);
678 parms->create.out.file.fnum = SVAL(req->in.vwv, VWV(0));
679 break;
680
681 case RAW_OPEN_CTEMP:
682 SMBCLI_CHECK_WCT(req, 1);
683 parms->ctemp.out.file.fnum = SVAL(req->in.vwv, VWV(0));
684 smbcli_req_pull_string(&req->in.bufinfo, mem_ctx, &parms->ctemp.out.name, req->in.data, -1, STR_TERMINATE | STR_ASCII);
685 break;
686
687 case RAW_OPEN_SPLOPEN:
688 SMBCLI_CHECK_WCT(req, 1);
689 parms->splopen.out.file.fnum = SVAL(req->in.vwv, VWV(0));
690 break;
691
692 case RAW_OPEN_NTCREATEX:
693 SMBCLI_CHECK_MIN_WCT(req, 34);
694 parms->ntcreatex.out.oplock_level = CVAL(req->in.vwv, 4);
695 parms->ntcreatex.out.file.fnum = SVAL(req->in.vwv, 5);
696 parms->ntcreatex.out.create_action = IVAL(req->in.vwv, 7);
697 parms->ntcreatex.out.create_time = smbcli_pull_nttime(req->in.vwv, 11);
698 parms->ntcreatex.out.access_time = smbcli_pull_nttime(req->in.vwv, 19);
699 parms->ntcreatex.out.write_time = smbcli_pull_nttime(req->in.vwv, 27);
700 parms->ntcreatex.out.change_time = smbcli_pull_nttime(req->in.vwv, 35);
701 parms->ntcreatex.out.attrib = IVAL(req->in.vwv, 43);
702 parms->ntcreatex.out.alloc_size = BVAL(req->in.vwv, 47);
703 parms->ntcreatex.out.size = BVAL(req->in.vwv, 55);
704 parms->ntcreatex.out.file_type = SVAL(req->in.vwv, 63);
705 parms->ntcreatex.out.ipc_state = SVAL(req->in.vwv, 65);
706 parms->ntcreatex.out.is_directory = CVAL(req->in.vwv, 67);
707 break;
708
709 case RAW_OPEN_NTTRANS_CREATE:
710 return smb_raw_nttrans_create_recv(req, mem_ctx, parms);
711
712 case RAW_OPEN_OPENX_READX:
713 SMBCLI_CHECK_MIN_WCT(req, 15);
714 parms->openxreadx.out.file.fnum = SVAL(req->in.vwv, VWV(2));
715 parms->openxreadx.out.attrib = SVAL(req->in.vwv, VWV(3));
716 parms->openxreadx.out.write_time = raw_pull_dos_date3(req->transport,
717 req->in.vwv + VWV(4));
718 parms->openxreadx.out.size = IVAL(req->in.vwv, VWV(6));
719 parms->openxreadx.out.access = SVAL(req->in.vwv, VWV(8));
720 parms->openxreadx.out.ftype = SVAL(req->in.vwv, VWV(9));
721 parms->openxreadx.out.devstate = SVAL(req->in.vwv, VWV(10));
722 parms->openxreadx.out.action = SVAL(req->in.vwv, VWV(11));
723 parms->openxreadx.out.unique_fid = IVAL(req->in.vwv, VWV(12));
724 if (req->in.wct >= 19) {
725 parms->openxreadx.out.access_mask = IVAL(req->in.vwv, VWV(15));
726 parms->openxreadx.out.unknown = IVAL(req->in.vwv, VWV(17));
727 } else {
728 parms->openxreadx.out.access_mask = 0;
729 parms->openxreadx.out.unknown = 0;
730 }
731
732 status = smbcli_chained_advance(req);
733 if (!NT_STATUS_IS_OK(status)) {
734 return status;
735 }
736
737 SMBCLI_CHECK_WCT(req, 12);
738 parms->openxreadx.out.remaining = SVAL(req->in.vwv, VWV(2));
739 parms->openxreadx.out.compaction_mode = SVAL(req->in.vwv, VWV(3));
740 parms->openxreadx.out.nread = SVAL(req->in.vwv, VWV(5));
741 if (parms->openxreadx.out.nread >
742 MAX(parms->openxreadx.in.mincnt, parms->openxreadx.in.maxcnt) ||
743 !smbcli_raw_pull_data(&req->in.bufinfo, req->in.hdr + SVAL(req->in.vwv, VWV(6)),
744 parms->openxreadx.out.nread,
745 parms->openxreadx.out.data)) {
746 req->status = NT_STATUS_BUFFER_TOO_SMALL;
747 }
748 break;
749
750 case RAW_OPEN_NTCREATEX_READX:
751 SMBCLI_CHECK_MIN_WCT(req, 34);
752 parms->ntcreatexreadx.out.oplock_level = CVAL(req->in.vwv, 4);
753 parms->ntcreatexreadx.out.file.fnum = SVAL(req->in.vwv, 5);
754 parms->ntcreatexreadx.out.create_action = IVAL(req->in.vwv, 7);
755 parms->ntcreatexreadx.out.create_time = smbcli_pull_nttime(req->in.vwv, 11);
756 parms->ntcreatexreadx.out.access_time = smbcli_pull_nttime(req->in.vwv, 19);
757 parms->ntcreatexreadx.out.write_time = smbcli_pull_nttime(req->in.vwv, 27);
758 parms->ntcreatexreadx.out.change_time = smbcli_pull_nttime(req->in.vwv, 35);
759 parms->ntcreatexreadx.out.attrib = IVAL(req->in.vwv, 43);
760 parms->ntcreatexreadx.out.alloc_size = BVAL(req->in.vwv, 47);
761 parms->ntcreatexreadx.out.size = BVAL(req->in.vwv, 55);
762 parms->ntcreatexreadx.out.file_type = SVAL(req->in.vwv, 63);
763 parms->ntcreatexreadx.out.ipc_state = SVAL(req->in.vwv, 65);
764 parms->ntcreatexreadx.out.is_directory = CVAL(req->in.vwv, 67);
765
766 status = smbcli_chained_advance(req);
767 if (!NT_STATUS_IS_OK(status)) {
768 return status;
769 }
770
771 SMBCLI_CHECK_WCT(req, 12);
772 parms->ntcreatexreadx.out.remaining = SVAL(req->in.vwv, VWV(2));
773 parms->ntcreatexreadx.out.compaction_mode = SVAL(req->in.vwv, VWV(3));
774 parms->ntcreatexreadx.out.nread = SVAL(req->in.vwv, VWV(5));
775 if (parms->ntcreatexreadx.out.nread >
776 MAX(parms->ntcreatexreadx.in.mincnt, parms->ntcreatexreadx.in.maxcnt) ||
777 !smbcli_raw_pull_data(&req->in.bufinfo, req->in.hdr + SVAL(req->in.vwv, VWV(6)),
778 parms->ntcreatexreadx.out.nread,
779 parms->ntcreatexreadx.out.data)) {
780 req->status = NT_STATUS_BUFFER_TOO_SMALL;
781 }
782 break;
783
784 case RAW_OPEN_SMB2:
785 req->status = NT_STATUS_INTERNAL_ERROR;
786 break;
787 }
788
789failed:
790 return smbcli_request_destroy(req);
791}
792
793
794/****************************************************************************
795 Open a file - sync interface
796****************************************************************************/
797_PUBLIC_ NTSTATUS smb_raw_open(struct smbcli_tree *tree, TALLOC_CTX *mem_ctx, union smb_open *parms)
798{
799 struct smbcli_request *req = smb_raw_open_send(tree, parms);
800 return smb_raw_open_recv(req, mem_ctx, parms);
801}
802
803
804/****************************************************************************
805 Close a file - async send
806****************************************************************************/
807_PUBLIC_ struct smbcli_request *smb_raw_close_send(struct smbcli_tree *tree, union smb_close *parms)
808{
809 struct smbcli_request *req = NULL;
810
811 switch (parms->generic.level) {
812 case RAW_CLOSE_CLOSE:
813 SETUP_REQUEST(SMBclose, 3, 0);
814 SSVAL(req->out.vwv, VWV(0), parms->close.in.file.fnum);
815 raw_push_dos_date3(tree->session->transport,
816 req->out.vwv, VWV(1), parms->close.in.write_time);
817 break;
818
819 case RAW_CLOSE_SPLCLOSE:
820 SETUP_REQUEST(SMBsplclose, 3, 0);
821 SSVAL(req->out.vwv, VWV(0), parms->splclose.in.file.fnum);
822 SIVAL(req->out.vwv, VWV(1), 0); /* reserved */
823 break;
824
825 case RAW_CLOSE_SMB2:
826 case RAW_CLOSE_GENERIC:
827 return NULL;
828 }
829
830 if (!req) return NULL;
831
832 if (!smbcli_request_send(req)) {
833 smbcli_request_destroy(req);
834 return NULL;
835 }
836
837 return req;
838}
839
840
841/****************************************************************************
842 Close a file - sync interface
843****************************************************************************/
844_PUBLIC_ NTSTATUS smb_raw_close(struct smbcli_tree *tree, union smb_close *parms)
845{
846 struct smbcli_request *req = smb_raw_close_send(tree, parms);
847 return smbcli_request_simple_recv(req);
848}
849
850
851/****************************************************************************
852 Locking calls - async interface
853****************************************************************************/
854struct smbcli_request *smb_raw_lock_send(struct smbcli_tree *tree, union smb_lock *parms)
855{
856 struct smbcli_request *req = NULL;
857
858 switch (parms->generic.level) {
859 case RAW_LOCK_LOCK:
860 SETUP_REQUEST(SMBlock, 5, 0);
861 SSVAL(req->out.vwv, VWV(0), parms->lock.in.file.fnum);
862 SIVAL(req->out.vwv, VWV(1), parms->lock.in.count);
863 SIVAL(req->out.vwv, VWV(3), parms->lock.in.offset);
864 break;
865
866 case RAW_LOCK_UNLOCK:
867 SETUP_REQUEST(SMBunlock, 5, 0);
868 SSVAL(req->out.vwv, VWV(0), parms->unlock.in.file.fnum);
869 SIVAL(req->out.vwv, VWV(1), parms->unlock.in.count);
870 SIVAL(req->out.vwv, VWV(3), parms->unlock.in.offset);
871 break;
872
873 case RAW_LOCK_LOCKX: {
874 struct smb_lock_entry *lockp;
875 unsigned int lck_size = (parms->lockx.in.mode & LOCKING_ANDX_LARGE_FILES)? 20 : 10;
876 unsigned int lock_count = parms->lockx.in.ulock_cnt + parms->lockx.in.lock_cnt;
877 int i;
878
879 SETUP_REQUEST(SMBlockingX, 8, lck_size * lock_count);
880 SSVAL(req->out.vwv, VWV(0), SMB_CHAIN_NONE);
881 SSVAL(req->out.vwv, VWV(1), 0);
882 SSVAL(req->out.vwv, VWV(2), parms->lockx.in.file.fnum);
883 SSVAL(req->out.vwv, VWV(3), parms->lockx.in.mode);
884 SIVAL(req->out.vwv, VWV(4), parms->lockx.in.timeout);
885 SSVAL(req->out.vwv, VWV(6), parms->lockx.in.ulock_cnt);
886 SSVAL(req->out.vwv, VWV(7), parms->lockx.in.lock_cnt);
887
888 /* copy in all the locks */
889 lockp = &parms->lockx.in.locks[0];
890 for (i = 0; i < lock_count; i++) {
891 uint8_t *p = req->out.data + lck_size * i;
892 SSVAL(p, 0, lockp[i].pid);
893 if (parms->lockx.in.mode & LOCKING_ANDX_LARGE_FILES) {
894 SSVAL(p, 2, 0); /* reserved */
895 SIVAL(p, 4, lockp[i].offset>>32);
896 SIVAL(p, 8, lockp[i].offset);
897 SIVAL(p, 12, lockp[i].count>>32);
898 SIVAL(p, 16, lockp[i].count);
899 } else {
900 SIVAL(p, 2, lockp[i].offset);
901 SIVAL(p, 6, lockp[i].count);
902 }
903 }
904 break;
905 }
906 case RAW_LOCK_SMB2:
907 case RAW_LOCK_SMB2_BREAK:
908 return NULL;
909 }
910
911 if (!smbcli_request_send(req)) {
912 smbcli_request_destroy(req);
913 return NULL;
914 }
915
916 return req;
917}
918
919/****************************************************************************
920 Locking calls - sync interface
921****************************************************************************/
922_PUBLIC_ NTSTATUS smb_raw_lock(struct smbcli_tree *tree, union smb_lock *parms)
923{
924 struct smbcli_request *req = smb_raw_lock_send(tree, parms);
925 return smbcli_request_simple_recv(req);
926}
927
928
929/****************************************************************************
930 Check for existence of a dir - async send
931****************************************************************************/
932struct smbcli_request *smb_raw_chkpath_send(struct smbcli_tree *tree, union smb_chkpath *parms)
933{
934 struct smbcli_request *req;
935
936 SETUP_REQUEST(SMBcheckpath, 0, 0);
937
938 smbcli_req_append_ascii4(req, parms->chkpath.in.path, STR_TERMINATE);
939
940 if (!smbcli_request_send(req)) {
941 smbcli_request_destroy(req);
942 return NULL;
943 }
944
945 return req;
946}
947
948/****************************************************************************
949 Check for existence of a dir - sync interface
950****************************************************************************/
951NTSTATUS smb_raw_chkpath(struct smbcli_tree *tree, union smb_chkpath *parms)
952{
953 struct smbcli_request *req = smb_raw_chkpath_send(tree, parms);
954 return smbcli_request_simple_recv(req);
955}
956
957/****************************************************************************
958 flush a file - async send
959 a flush with RAW_FLUSH_ALL will flush all files
960****************************************************************************/
961struct smbcli_request *smb_raw_flush_send(struct smbcli_tree *tree, union smb_flush *parms)
962{
963 struct smbcli_request *req;
964 uint16_t fnum=0;
965
966 switch (parms->generic.level) {
967 case RAW_FLUSH_FLUSH:
968 fnum = parms->flush.in.file.fnum;
969 break;
970 case RAW_FLUSH_ALL:
971 fnum = 0xFFFF;
972 break;
973 case RAW_FLUSH_SMB2:
974 return NULL;
975 }
976
977 SETUP_REQUEST(SMBflush, 1, 0);
978 SSVAL(req->out.vwv, VWV(0), fnum);
979
980 if (!smbcli_request_send(req)) {
981 smbcli_request_destroy(req);
982 return NULL;
983 }
984
985 return req;
986}
987
988
989/****************************************************************************
990 flush a file - sync interface
991****************************************************************************/
992_PUBLIC_ NTSTATUS smb_raw_flush(struct smbcli_tree *tree, union smb_flush *parms)
993{
994 struct smbcli_request *req = smb_raw_flush_send(tree, parms);
995 return smbcli_request_simple_recv(req);
996}
997
998
999/****************************************************************************
1000 seek a file - async send
1001****************************************************************************/
1002struct smbcli_request *smb_raw_seek_send(struct smbcli_tree *tree,
1003 union smb_seek *parms)
1004{
1005 struct smbcli_request *req;
1006
1007 SETUP_REQUEST(SMBlseek, 4, 0);
1008
1009 SSVAL(req->out.vwv, VWV(0), parms->lseek.in.file.fnum);
1010 SSVAL(req->out.vwv, VWV(1), parms->lseek.in.mode);
1011 SIVALS(req->out.vwv, VWV(2), parms->lseek.in.offset);
1012
1013 if (!smbcli_request_send(req)) {
1014 smbcli_request_destroy(req);
1015 return NULL;
1016 }
1017 return req;
1018}
1019
1020/****************************************************************************
1021 seek a file - async receive
1022****************************************************************************/
1023NTSTATUS smb_raw_seek_recv(struct smbcli_request *req,
1024 union smb_seek *parms)
1025{
1026 if (!smbcli_request_receive(req) ||
1027 smbcli_request_is_error(req)) {
1028 return smbcli_request_destroy(req);
1029 }
1030
1031 SMBCLI_CHECK_WCT(req, 2);
1032 parms->lseek.out.offset = IVAL(req->in.vwv, VWV(0));
1033
1034failed:
1035 return smbcli_request_destroy(req);
1036}
1037
1038/*
1039 seek a file - sync interface
1040*/
1041_PUBLIC_ NTSTATUS smb_raw_seek(struct smbcli_tree *tree,
1042 union smb_seek *parms)
1043{
1044 struct smbcli_request *req = smb_raw_seek_send(tree, parms);
1045 return smb_raw_seek_recv(req, parms);
1046}
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