2 Unix SMB/CIFS implementation.
4 Copyright (C) Andrew Tridgell 2003
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.
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.
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.
21 This file handles the parsing of transact2 requests
27 #define CHECK_MIN_BLOB_SIZE(blob, size) do { \
28 if ((blob)->length < (size)) { \
29 return NT_STATUS_INFO_LENGTH_MISMATCH; \
32 /* grow the data allocation size of a trans2 reply - this guarantees
33 that requests to grow the data size later will not change the
35 static void trans2_grow_data_allocation(struct smbsrv_request *req,
36 struct smb_trans2 *trans,
39 if (new_size <= trans->out.data.length) {
42 trans->out.data.data = talloc_realloc(trans->out.data.data, new_size);
46 /* grow the data size of a trans2 reply */
47 static void trans2_grow_data(struct smbsrv_request *req,
48 struct smb_trans2 *trans,
51 trans2_grow_data_allocation(req, trans, new_size);
52 trans->out.data.length = new_size;
55 /* grow the data, zero filling any new bytes */
56 static void trans2_grow_data_fill(struct smbsrv_request *req,
57 struct smb_trans2 *trans,
60 uint16_t old_size = trans->out.data.length;
61 trans2_grow_data(req, trans, new_size);
62 if (new_size > old_size) {
63 memset(trans->out.data.data + old_size, 0, new_size - old_size);
68 /* setup a trans2 reply, given the data and params sizes */
69 static void trans2_setup_reply(struct smbsrv_request *req,
70 struct smb_trans2 *trans,
71 uint16_t param_size, uint16_t data_size,
74 trans->out.setup_count = setup_count;
75 if (setup_count != 0) {
76 trans->out.setup = talloc_zero(req->mem_ctx, sizeof(uint16_t) * setup_count);
78 trans->out.params = data_blob_talloc(req->mem_ctx, NULL, param_size);
79 trans->out.data = data_blob_talloc(req->mem_ctx, NULL, data_size);
84 pull a string from a blob in a trans2 request
86 static size_t trans2_pull_blob_string(struct smbsrv_request *req,
87 const DATA_BLOB *blob,
92 /* we use STR_NO_RANGE_CHECK because the params are allocated
93 separately in a DATA_BLOB, so we need to do our own range
95 if (offset >= blob->length) {
100 return req_pull_string(req, str,
102 blob->length - offset,
103 STR_NO_RANGE_CHECK | flags);
107 push a string into the data section of a trans2 request
108 return the number of bytes consumed in the output
110 static size_t trans2_push_data_string(struct smbsrv_request *req,
111 struct smb_trans2 *trans,
114 const WIRE_STRING *str,
118 int alignment = 0, ret = 0, pkt_len;
120 /* we use STR_NO_RANGE_CHECK because the params are allocated
121 separately in a DATA_BLOB, so we need to do our own range
123 if (!str->s || offset >= trans->out.data.length) {
124 if (flags & STR_LEN8BIT) {
125 SCVAL(trans->out.data.data, len_offset, 0);
127 SIVAL(trans->out.data.data, len_offset, 0);
132 flags |= STR_NO_RANGE_CHECK;
134 if (dest_len == -1 || (dest_len > trans->out.data.length - offset)) {
135 dest_len = trans->out.data.length - offset;
138 if (!(flags & (STR_ASCII|STR_UNICODE))) {
139 flags |= (req->flags2 & FLAGS2_UNICODE_STRINGS) ? STR_UNICODE : STR_ASCII;
142 if ((offset&1) && (flags & STR_UNICODE) && !(flags & STR_NOALIGN)) {
145 SCVAL(trans->out.data.data + offset, 0, 0);
146 ret = push_string(NULL, trans->out.data.data + offset + 1, str->s, dest_len-1, flags);
149 ret = push_string(NULL, trans->out.data.data + offset, str->s, dest_len, flags);
152 /* sometimes the string needs to be terminated, but the length
153 on the wire must not include the termination! */
156 if ((flags & STR_LEN_NOTERM) && (flags & STR_TERMINATE)) {
157 if ((flags & STR_UNICODE) && ret >= 2) {
160 if ((flags & STR_ASCII) && ret >= 1) {
165 if (flags & STR_LEN8BIT) {
166 SCVAL(trans->out.data.data, len_offset, pkt_len);
168 SIVAL(trans->out.data.data, len_offset, pkt_len);
171 return ret + alignment;
175 append a string to the data section of a trans2 reply
176 len_offset points to the place in the packet where the length field
179 static void trans2_append_data_string(struct smbsrv_request *req,
180 struct smb_trans2 *trans,
181 const WIRE_STRING *str,
187 const int max_bytes_per_char = 3;
189 offset = trans->out.data.length;
190 trans2_grow_data(req, trans, offset + (2+strlen_m(str->s))*max_bytes_per_char);
191 ret = trans2_push_data_string(req, trans, len_offset, offset, str, -1, flags);
192 trans2_grow_data(req, trans, offset + ret);
197 trans2 qfsinfo implementation
199 static NTSTATUS trans2_qfsinfo(struct smbsrv_request *req, struct smb_trans2 *trans)
201 union smb_fsinfo fsinfo;
207 /* make sure we got enough parameters */
208 if (trans->in.params.length != 2) {
209 return NT_STATUS_FOOBAR;
212 level = SVAL(trans->in.params.data, 0);
215 case SMB_QFS_ALLOCATION:
216 fsinfo.allocation.level = RAW_QFS_ALLOCATION;
218 status = req->tcon->ntvfs_ops->fsinfo(req, &fsinfo);
219 if (!NT_STATUS_IS_OK(status)) {
223 trans2_setup_reply(req, trans, 0, 18, 0);
225 SIVAL(trans->out.data.data, 0, fsinfo.allocation.out.fs_id);
226 SIVAL(trans->out.data.data, 4, fsinfo.allocation.out.sectors_per_unit);
227 SIVAL(trans->out.data.data, 8, fsinfo.allocation.out.total_alloc_units);
228 SIVAL(trans->out.data.data, 12, fsinfo.allocation.out.avail_alloc_units);
229 SSVAL(trans->out.data.data, 16, fsinfo.allocation.out.bytes_per_sector);
234 fsinfo.volume.level = RAW_QFS_VOLUME;
236 status = req->tcon->ntvfs_ops->fsinfo(req, &fsinfo);
237 if (!NT_STATUS_IS_OK(status)) {
241 trans2_setup_reply(req, trans, 0, 5, 0);
243 SIVAL(trans->out.data.data, 0, fsinfo.volume.out.serial_number);
244 /* w2k3 implements this incorrectly for unicode - it
245 * leaves the last byte off the string */
246 trans2_append_data_string(req, trans,
247 &fsinfo.volume.out.volume_name,
248 4, STR_LEN8BIT|STR_NOALIGN);
252 case SMB_QFS_VOLUME_INFO:
253 case SMB_QFS_VOLUME_INFORMATION:
254 fsinfo.volume_info.level = RAW_QFS_VOLUME_INFO;
256 status = req->tcon->ntvfs_ops->fsinfo(req, &fsinfo);
257 if (!NT_STATUS_IS_OK(status)) {
261 trans2_setup_reply(req, trans, 0, 18, 0);
263 push_nttime(trans->out.data.data, 0, fsinfo.volume_info.out.create_time);
264 SIVAL(trans->out.data.data, 8, fsinfo.volume_info.out.serial_number);
265 SSVAL(trans->out.data.data, 16, 0); /* padding */
266 trans2_append_data_string(req, trans,
267 &fsinfo.volume_info.out.volume_name,
272 case SMB_QFS_SIZE_INFO:
273 case SMB_QFS_SIZE_INFORMATION:
274 fsinfo.size_info.level = RAW_QFS_SIZE_INFO;
276 status = req->tcon->ntvfs_ops->fsinfo(req, &fsinfo);
277 if (!NT_STATUS_IS_OK(status)) {
281 trans2_setup_reply(req, trans, 0, 24, 0);
283 SBVAL(trans->out.data.data, 0, fsinfo.size_info.out.total_alloc_units);
284 SBVAL(trans->out.data.data, 8, fsinfo.size_info.out.avail_alloc_units);
285 SIVAL(trans->out.data.data, 16, fsinfo.size_info.out.sectors_per_unit);
286 SIVAL(trans->out.data.data, 20, fsinfo.size_info.out.bytes_per_sector);
290 case SMB_QFS_DEVICE_INFO:
291 case SMB_QFS_DEVICE_INFORMATION:
292 fsinfo.device_info.level = RAW_QFS_DEVICE_INFO;
294 status = req->tcon->ntvfs_ops->fsinfo(req, &fsinfo);
295 if (!NT_STATUS_IS_OK(status)) {
298 trans2_setup_reply(req, trans, 0, 8, 0);
299 SIVAL(trans->out.data.data, 0, fsinfo.device_info.out.device_type);
300 SIVAL(trans->out.data.data, 4, fsinfo.device_info.out.characteristics);
304 case SMB_QFS_ATTRIBUTE_INFO:
305 case SMB_QFS_ATTRIBUTE_INFORMATION:
306 fsinfo.attribute_info.level = RAW_QFS_ATTRIBUTE_INFO;
308 status = req->tcon->ntvfs_ops->fsinfo(req, &fsinfo);
309 if (!NT_STATUS_IS_OK(status)) {
313 trans2_setup_reply(req, trans, 0, 12, 0);
315 SIVAL(trans->out.data.data, 0, fsinfo.attribute_info.out.fs_attr);
316 SIVAL(trans->out.data.data, 4, fsinfo.attribute_info.out.max_file_component_length);
317 /* this must not be null terminated or win98 gets
318 confused! also note that w2k3 returns this as
319 unicode even when ascii is negotiated */
320 trans2_append_data_string(req, trans,
321 &fsinfo.attribute_info.out.fs_type,
326 case SMB_QFS_QUOTA_INFORMATION:
327 fsinfo.quota_information.level = RAW_QFS_QUOTA_INFORMATION;
329 status = req->tcon->ntvfs_ops->fsinfo(req, &fsinfo);
330 if (!NT_STATUS_IS_OK(status)) {
334 trans2_setup_reply(req, trans, 0, 48, 0);
336 SBVAL(trans->out.data.data, 0, fsinfo.quota_information.out.unknown[0]);
337 SBVAL(trans->out.data.data, 8, fsinfo.quota_information.out.unknown[1]);
338 SBVAL(trans->out.data.data, 16, fsinfo.quota_information.out.unknown[2]);
339 SBVAL(trans->out.data.data, 24, fsinfo.quota_information.out.quota_soft);
340 SBVAL(trans->out.data.data, 32, fsinfo.quota_information.out.quota_hard);
341 SBVAL(trans->out.data.data, 40, fsinfo.quota_information.out.quota_flags);
346 case SMB_QFS_FULL_SIZE_INFORMATION:
347 fsinfo.full_size_information.level = RAW_QFS_FULL_SIZE_INFORMATION;
349 status = req->tcon->ntvfs_ops->fsinfo(req, &fsinfo);
350 if (!NT_STATUS_IS_OK(status)) {
354 trans2_setup_reply(req, trans, 0, 32, 0);
356 SBVAL(trans->out.data.data, 0, fsinfo.full_size_information.out.total_alloc_units);
357 SBVAL(trans->out.data.data, 8, fsinfo.full_size_information.out.call_avail_alloc_units);
358 SBVAL(trans->out.data.data, 16, fsinfo.full_size_information.out.actual_avail_alloc_units);
359 SIVAL(trans->out.data.data, 24, fsinfo.full_size_information.out.sectors_per_unit);
360 SIVAL(trans->out.data.data, 28, fsinfo.full_size_information.out.bytes_per_sector);
364 case SMB_QFS_OBJECTID_INFORMATION:
365 fsinfo.objectid_information.level = RAW_QFS_OBJECTID_INFORMATION;
367 status = req->tcon->ntvfs_ops->fsinfo(req, &fsinfo);
368 if (!NT_STATUS_IS_OK(status)) {
372 trans2_setup_reply(req, trans, 0, 64, 0);
374 status = ndr_push_struct_blob(&guid_blob, req->mem_ctx,
375 &fsinfo.objectid_information.out.guid,
376 (ndr_push_flags_fn_t)ndr_push_GUID);
377 if (!NT_STATUS_IS_OK(status)) {
381 memcpy(trans->out.data.data, guid_blob.data, GUID_SIZE);
384 SBVAL(trans->out.data.data, 16 + 8*i, fsinfo.objectid_information.out.unknown[i]);
389 return NT_STATUS_INVALID_LEVEL;
393 fill in the reply from a qpathinfo or qfileinfo call
395 static NTSTATUS trans2_fileinfo_fill(struct smbsrv_request *req, struct smb_trans2 *trans,
396 union smb_fileinfo *st)
400 switch (st->generic.level) {
401 case RAW_FILEINFO_GENERIC:
402 case RAW_FILEINFO_GETATTR:
403 case RAW_FILEINFO_GETATTRE:
404 /* handled elsewhere */
405 return NT_STATUS_INVALID_LEVEL;
407 case RAW_FILEINFO_BASIC_INFO:
408 case RAW_FILEINFO_BASIC_INFORMATION:
409 trans2_setup_reply(req, trans, 2, 40, 0);
411 SSVAL(trans->out.params.data, 0, 0);
412 push_nttime(trans->out.data.data, 0, st->basic_info.out.create_time);
413 push_nttime(trans->out.data.data, 8, st->basic_info.out.access_time);
414 push_nttime(trans->out.data.data, 16, st->basic_info.out.write_time);
415 push_nttime(trans->out.data.data, 24, st->basic_info.out.change_time);
416 SIVAL(trans->out.data.data, 32, st->basic_info.out.attrib);
417 SIVAL(trans->out.data.data, 36, 0); /* padding */
420 case RAW_FILEINFO_STANDARD:
421 trans2_setup_reply(req, trans, 2, 22, 0);
423 SSVAL(trans->out.params.data, 0, 0);
424 srv_push_dos_date2(req->smb_conn, trans->out.data.data, 0, st->standard.out.create_time);
425 srv_push_dos_date2(req->smb_conn, trans->out.data.data, 4, st->standard.out.access_time);
426 srv_push_dos_date2(req->smb_conn, trans->out.data.data, 8, st->standard.out.write_time);
427 SIVAL(trans->out.data.data, 12, st->standard.out.size);
428 SIVAL(trans->out.data.data, 16, st->standard.out.alloc_size);
429 SSVAL(trans->out.data.data, 20, st->standard.out.attrib);
432 case RAW_FILEINFO_EA_SIZE:
433 trans2_setup_reply(req, trans, 2, 26, 0);
435 SSVAL(trans->out.params.data, 0, 0);
436 srv_push_dos_date2(req->smb_conn, trans->out.data.data, 0, st->ea_size.out.create_time);
437 srv_push_dos_date2(req->smb_conn, trans->out.data.data, 4, st->ea_size.out.access_time);
438 srv_push_dos_date2(req->smb_conn, trans->out.data.data, 8, st->ea_size.out.write_time);
439 SIVAL(trans->out.data.data, 12, st->ea_size.out.size);
440 SIVAL(trans->out.data.data, 16, st->ea_size.out.alloc_size);
441 SSVAL(trans->out.data.data, 20, st->ea_size.out.attrib);
442 SIVAL(trans->out.data.data, 22, st->ea_size.out.ea_size);
445 case RAW_FILEINFO_NETWORK_OPEN_INFORMATION:
446 trans2_setup_reply(req, trans, 2, 56, 0);
448 SSVAL(trans->out.params.data, 0, 0);
449 push_nttime(trans->out.data.data, 0, st->network_open_information.out.create_time);
450 push_nttime(trans->out.data.data, 8, st->network_open_information.out.access_time);
451 push_nttime(trans->out.data.data, 16, st->network_open_information.out.write_time);
452 push_nttime(trans->out.data.data, 24, st->network_open_information.out.change_time);
453 SBVAL(trans->out.data.data, 32, st->network_open_information.out.alloc_size);
454 SBVAL(trans->out.data.data, 40, st->network_open_information.out.size);
455 SIVAL(trans->out.data.data, 48, st->network_open_information.out.attrib);
456 SIVAL(trans->out.data.data, 52, 0); /* padding */
459 case RAW_FILEINFO_STANDARD_INFO:
460 case RAW_FILEINFO_STANDARD_INFORMATION:
461 trans2_setup_reply(req, trans, 2, 24, 0);
462 SSVAL(trans->out.params.data, 0, 0);
463 SBVAL(trans->out.data.data, 0, st->standard_info.out.alloc_size);
464 SBVAL(trans->out.data.data, 8, st->standard_info.out.size);
465 SIVAL(trans->out.data.data, 16, st->standard_info.out.nlink);
466 SCVAL(trans->out.data.data, 20, st->standard_info.out.delete_pending);
467 SCVAL(trans->out.data.data, 21, st->standard_info.out.directory);
468 SSVAL(trans->out.data.data, 22, 0); /* padding */
471 case RAW_FILEINFO_ATTRIBUTE_TAG_INFORMATION:
472 trans2_setup_reply(req, trans, 2, 8, 0);
473 SSVAL(trans->out.params.data, 0, 0);
474 SIVAL(trans->out.data.data, 0, st->attribute_tag_information.out.attrib);
475 SIVAL(trans->out.data.data, 4, st->attribute_tag_information.out.reparse_tag);
478 case RAW_FILEINFO_EA_INFO:
479 case RAW_FILEINFO_EA_INFORMATION:
480 trans2_setup_reply(req, trans, 2, 4, 0);
481 SSVAL(trans->out.params.data, 0, 0);
482 SIVAL(trans->out.data.data, 0, st->ea_info.out.ea_size);
485 case RAW_FILEINFO_MODE_INFORMATION:
486 trans2_setup_reply(req, trans, 2, 4, 0);
487 SSVAL(trans->out.params.data, 0, 0);
488 SIVAL(trans->out.data.data, 0, st->mode_information.out.mode);
491 case RAW_FILEINFO_ALIGNMENT_INFORMATION:
492 trans2_setup_reply(req, trans, 2, 4, 0);
493 SSVAL(trans->out.params.data, 0, 0);
494 SIVAL(trans->out.data.data, 0,
495 st->alignment_information.out.alignment_requirement);
498 case RAW_FILEINFO_ALL_EAS:
499 if (st->all_eas.out.num_eas == 0) {
500 trans2_setup_reply(req, trans, 2, 4, 0);
501 SSVAL(trans->out.params.data, 0, 0);
502 SIVAL(trans->out.data.data, 0, 0);
504 uint32_t list_size = ea_list_size(st->all_eas.out.num_eas,
505 st->all_eas.out.eas);
506 trans2_setup_reply(req, trans, 2, list_size, 0);
507 SSVAL(trans->out.params.data, 0, 0);
508 ea_put_list(trans->out.data.data,
509 st->all_eas.out.num_eas, st->all_eas.out.eas);
513 case RAW_FILEINFO_ACCESS_INFORMATION:
514 trans2_setup_reply(req, trans, 2, 4, 0);
515 SSVAL(trans->out.params.data, 0, 0);
516 SIVAL(trans->out.data.data, 0, st->access_information.out.access_flags);
519 case RAW_FILEINFO_POSITION_INFORMATION:
520 trans2_setup_reply(req, trans, 2, 8, 0);
521 SSVAL(trans->out.params.data, 0, 0);
522 SBVAL(trans->out.data.data, 0, st->position_information.out.position);
525 case RAW_FILEINFO_COMPRESSION_INFO:
526 case RAW_FILEINFO_COMPRESSION_INFORMATION:
527 trans2_setup_reply(req, trans, 2, 16, 0);
528 SSVAL(trans->out.params.data, 0, 0);
529 SBVAL(trans->out.data.data, 0, st->compression_info.out.compressed_size);
530 SSVAL(trans->out.data.data, 8, st->compression_info.out.format);
531 SCVAL(trans->out.data.data, 10, st->compression_info.out.unit_shift);
532 SCVAL(trans->out.data.data, 11, st->compression_info.out.chunk_shift);
533 SCVAL(trans->out.data.data, 12, st->compression_info.out.cluster_shift);
534 SSVAL(trans->out.data.data, 13, 0); /* 3 bytes padding */
535 SCVAL(trans->out.data.data, 15, 0);
538 case RAW_FILEINFO_IS_NAME_VALID:
539 trans2_setup_reply(req, trans, 2, 0, 0);
540 SSVAL(trans->out.params.data, 0, 0);
543 case RAW_FILEINFO_INTERNAL_INFORMATION:
544 trans2_setup_reply(req, trans, 2, 8, 0);
545 SSVAL(trans->out.params.data, 0, 0);
546 SBVAL(trans->out.data.data, 0, st->internal_information.out.file_id);
549 case RAW_FILEINFO_ALL_INFO:
550 case RAW_FILEINFO_ALL_INFORMATION:
551 trans2_setup_reply(req, trans, 2, 72, 0);
553 SSVAL(trans->out.params.data, 0, 0);
554 push_nttime(trans->out.data.data, 0, st->all_info.out.create_time);
555 push_nttime(trans->out.data.data, 8, st->all_info.out.access_time);
556 push_nttime(trans->out.data.data, 16, st->all_info.out.write_time);
557 push_nttime(trans->out.data.data, 24, st->all_info.out.change_time);
558 SIVAL(trans->out.data.data, 32, st->all_info.out.attrib);
559 SIVAL(trans->out.data.data, 36, 0);
560 SBVAL(trans->out.data.data, 40, st->all_info.out.alloc_size);
561 SBVAL(trans->out.data.data, 48, st->all_info.out.size);
562 SIVAL(trans->out.data.data, 56, st->all_info.out.nlink);
563 SCVAL(trans->out.data.data, 60, st->all_info.out.delete_pending);
564 SCVAL(trans->out.data.data, 61, st->all_info.out.directory);
565 SSVAL(trans->out.data.data, 62, 0); /* padding */
566 SIVAL(trans->out.data.data, 64, st->all_info.out.ea_size);
567 trans2_append_data_string(req, trans, &st->all_info.out.fname,
571 case RAW_FILEINFO_NAME_INFO:
572 case RAW_FILEINFO_NAME_INFORMATION:
573 trans2_setup_reply(req, trans, 2, 4, 0);
574 SSVAL(trans->out.params.data, 0, 0);
575 trans2_append_data_string(req, trans, &st->name_info.out.fname, 0, STR_UNICODE);
578 case RAW_FILEINFO_ALT_NAME_INFO:
579 case RAW_FILEINFO_ALT_NAME_INFORMATION:
580 trans2_setup_reply(req, trans, 2, 4, 0);
581 SSVAL(trans->out.params.data, 0, 0);
582 trans2_append_data_string(req, trans, &st->alt_name_info.out.fname, 0, STR_UNICODE);
585 case RAW_FILEINFO_STREAM_INFO:
586 case RAW_FILEINFO_STREAM_INFORMATION:
587 trans2_setup_reply(req, trans, 2, 0, 0);
589 SSVAL(trans->out.params.data, 0, 0);
591 for (i=0;i<st->stream_info.out.num_streams;i++) {
592 uint16_t data_size = trans->out.data.length;
595 trans2_grow_data(req, trans, data_size + 24);
596 data = trans->out.data.data + data_size;
597 SBVAL(data, 8, st->stream_info.out.streams[i].size);
598 SBVAL(data, 16, st->stream_info.out.streams[i].alloc_size);
599 trans2_append_data_string(req, trans,
600 &st->stream_info.out.streams[i].stream_name,
601 data_size + 4, STR_UNICODE);
602 if (i == st->stream_info.out.num_streams - 1) {
603 SIVAL(trans->out.data.data, data_size, 0);
605 trans2_grow_data_fill(req, trans, (trans->out.data.length+7)&~7);
606 SIVAL(trans->out.data.data, data_size,
607 trans->out.data.length - data_size);
613 return NT_STATUS_INVALID_LEVEL;
617 trans2 qpathinfo implementation
619 static NTSTATUS trans2_qpathinfo(struct smbsrv_request *req, struct smb_trans2 *trans)
621 union smb_fileinfo st;
625 /* make sure we got enough parameters */
626 if (trans->in.params.length < 8) {
627 return NT_STATUS_FOOBAR;
630 level = SVAL(trans->in.params.data, 0);
632 trans2_pull_blob_string(req, &trans->in.params, 6, &st.generic.in.fname, 0);
633 if (st.generic.in.fname == NULL) {
634 return NT_STATUS_FOOBAR;
637 /* work out the backend level - we make it 1-1 in the header */
638 st.generic.level = (enum smb_fileinfo_level)level;
639 if (st.generic.level >= RAW_FILEINFO_GENERIC) {
640 return NT_STATUS_INVALID_LEVEL;
643 /* call the backend */
644 status = req->tcon->ntvfs_ops->qpathinfo(req, &st);
645 if (!NT_STATUS_IS_OK(status)) {
649 /* fill in the reply parameters */
650 status = trans2_fileinfo_fill(req, trans, &st);
657 trans2 qpathinfo implementation
659 static NTSTATUS trans2_qfileinfo(struct smbsrv_request *req, struct smb_trans2 *trans)
661 union smb_fileinfo st;
665 /* make sure we got enough parameters */
666 if (trans->in.params.length < 4) {
667 return NT_STATUS_FOOBAR;
670 st.generic.in.fnum = SVAL(trans->in.params.data, 0);
671 level = SVAL(trans->in.params.data, 2);
673 /* work out the backend level - we make it 1-1 in the header */
674 st.generic.level = (enum smb_fileinfo_level)level;
675 if (st.generic.level >= RAW_FILEINFO_GENERIC) {
676 return NT_STATUS_INVALID_LEVEL;
679 /* call the backend */
680 status = req->tcon->ntvfs_ops->qfileinfo(req, &st);
681 if (!NT_STATUS_IS_OK(status)) {
685 /* fill in the reply parameters */
686 status = trans2_fileinfo_fill(req, trans, &st);
693 parse a trans2 setfileinfo/setpathinfo data blob
695 static NTSTATUS trans2_parse_sfileinfo(struct smbsrv_request *req,
696 union smb_setfileinfo *st,
697 const DATA_BLOB *blob)
701 switch (st->generic.level) {
702 case RAW_SFILEINFO_GENERIC:
703 case RAW_SFILEINFO_SETATTR:
704 case RAW_SFILEINFO_SETATTRE:
705 /* handled elsewhere */
706 return NT_STATUS_INVALID_LEVEL;
708 case RAW_SFILEINFO_STANDARD:
709 CHECK_MIN_BLOB_SIZE(blob, 12);
710 st->standard.in.create_time = srv_pull_dos_date2(req->smb_conn, blob->data + 0);
711 st->standard.in.access_time = srv_pull_dos_date2(req->smb_conn, blob->data + 4);
712 st->standard.in.write_time = srv_pull_dos_date2(req->smb_conn, blob->data + 8);
715 case RAW_SFILEINFO_EA_SET:
716 CHECK_MIN_BLOB_SIZE(blob, 4);
717 len = IVAL(blob->data, 0);
718 if (len > blob->length || len < 4) {
719 return NT_STATUS_INFO_LENGTH_MISMATCH;
723 blob2.data = blob->data+4;
724 blob2.length = len-4;
725 len = ea_pull_struct(&blob2, req->mem_ctx, &st->ea_set.in.ea);
728 return NT_STATUS_INVALID_PARAMETER;
732 case SMB_SFILEINFO_BASIC_INFO:
733 case SMB_SFILEINFO_BASIC_INFORMATION:
734 CHECK_MIN_BLOB_SIZE(blob, 36);
735 st->basic_info.in.create_time = pull_nttime(blob->data, 0);
736 st->basic_info.in.access_time = pull_nttime(blob->data, 8);
737 st->basic_info.in.write_time = pull_nttime(blob->data, 16);
738 st->basic_info.in.change_time = pull_nttime(blob->data, 24);
739 st->basic_info.in.attrib = IVAL(blob->data, 32);
742 case SMB_SFILEINFO_DISPOSITION_INFO:
743 case SMB_SFILEINFO_DISPOSITION_INFORMATION:
744 CHECK_MIN_BLOB_SIZE(blob, 1);
745 st->disposition_info.in.delete_on_close = CVAL(blob->data, 0);
748 case SMB_SFILEINFO_ALLOCATION_INFO:
749 case SMB_SFILEINFO_ALLOCATION_INFORMATION:
750 CHECK_MIN_BLOB_SIZE(blob, 8);
751 st->allocation_info.in.alloc_size = BVAL(blob->data, 0);
754 case RAW_SFILEINFO_END_OF_FILE_INFO:
755 case RAW_SFILEINFO_END_OF_FILE_INFORMATION:
756 CHECK_MIN_BLOB_SIZE(blob, 8);
757 st->end_of_file_info.in.size = BVAL(blob->data, 0);
760 case RAW_SFILEINFO_RENAME_INFORMATION: {
763 CHECK_MIN_BLOB_SIZE(blob, 12);
764 st->rename_information.in.overwrite = CVAL(blob->data, 0);
765 st->rename_information.in.root_fid = IVAL(blob->data, 4);
766 len = IVAL(blob->data, 8);
767 blob2.data = blob->data+12;
768 blob2.length = MIN(blob->length, len);
769 trans2_pull_blob_string(req, &blob2, 0,
770 &st->rename_information.in.new_name, STR_UNICODE);
774 case RAW_SFILEINFO_POSITION_INFORMATION:
775 CHECK_MIN_BLOB_SIZE(blob, 8);
776 st->position_information.in.position = BVAL(blob->data, 0);
779 case RAW_SFILEINFO_MODE_INFORMATION:
780 CHECK_MIN_BLOB_SIZE(blob, 4);
781 st->mode_information.in.mode = IVAL(blob->data, 0);
785 return NT_STATUS_INVALID_LEVEL;
789 trans2 setfileinfo implementation
791 static NTSTATUS trans2_setfileinfo(struct smbsrv_request *req, struct smb_trans2 *trans)
793 union smb_setfileinfo st;
795 uint16_t level, fnum;
798 /* make sure we got enough parameters */
799 if (trans->in.params.length < 4) {
800 return NT_STATUS_FOOBAR;
803 fnum = SVAL(trans->in.params.data, 0);
804 level = SVAL(trans->in.params.data, 2);
806 blob = &trans->in.data;
808 st.generic.file.fnum = fnum;
809 st.generic.level = (enum smb_setfileinfo_level)level;
811 status = trans2_parse_sfileinfo(req, &st, blob);
812 if (!NT_STATUS_IS_OK(status)) {
816 status = req->tcon->ntvfs_ops->setfileinfo(req, &st);
817 if (!NT_STATUS_IS_OK(status)) {
821 trans2_setup_reply(req, trans, 2, 0, 0);
822 SSVAL(trans->out.params.data, 0, 0);
827 trans2 setpathinfo implementation
829 static NTSTATUS trans2_setpathinfo(struct smbsrv_request *req, struct smb_trans2 *trans)
831 union smb_setfileinfo st;
836 /* make sure we got enough parameters */
837 if (trans->in.params.length < 4) {
838 return NT_STATUS_FOOBAR;
841 level = SVAL(trans->in.params.data, 0);
842 blob = &trans->in.data;
843 st.generic.level = (enum smb_setfileinfo_level)level;
845 trans2_pull_blob_string(req, &trans->in.params, 6, &st.generic.file.fname, 0);
846 if (st.generic.file.fname == NULL) {
847 return NT_STATUS_FOOBAR;
850 status = trans2_parse_sfileinfo(req, &st, blob);
851 if (!NT_STATUS_IS_OK(status)) {
855 status = req->tcon->ntvfs_ops->setpathinfo(req, &st);
856 if (!NT_STATUS_IS_OK(status)) {
860 trans2_setup_reply(req, trans, 2, 0, 0);
861 SSVAL(trans->out.params.data, 0, 0);
866 /* a structure to encapsulate the state information about an in-progress ffirst/fnext operation */
868 struct smbsrv_request *req;
869 struct smb_trans2 *trans;
870 enum smb_search_level level;
871 uint16_t last_entry_offset;
876 fill a single entry in a trans2 find reply
878 static void find_fill_info(struct smbsrv_request *req,
879 struct smb_trans2 *trans,
880 struct find_state *state,
881 union smb_search_data *file)
884 uint_t ofs = trans->out.data.length;
886 switch (state->level) {
887 case RAW_SEARCH_SEARCH:
888 case RAW_SEARCH_GENERIC:
889 /* handled elsewhere */
892 case RAW_SEARCH_STANDARD:
893 if (state->flags & FLAG_TRANS2_FIND_REQUIRE_RESUME) {
894 trans2_grow_data(req, trans, ofs + 27);
895 SIVAL(trans->out.data.data, ofs, file->standard.resume_key);
898 trans2_grow_data(req, trans, ofs + 23);
900 data = trans->out.data.data + ofs;
901 srv_push_dos_date2(req->smb_conn, data, 0, file->standard.create_time);
902 srv_push_dos_date2(req->smb_conn, data, 4, file->standard.access_time);
903 srv_push_dos_date2(req->smb_conn, data, 8, file->standard.write_time);
904 SIVAL(data, 12, file->standard.size);
905 SIVAL(data, 16, file->standard.alloc_size);
906 SSVAL(data, 20, file->standard.attrib);
907 trans2_append_data_string(req, trans, &file->standard.name,
908 ofs + 22, STR_LEN8BIT | STR_TERMINATE | STR_LEN_NOTERM);
911 case RAW_SEARCH_EA_SIZE:
912 if (state->flags & FLAG_TRANS2_FIND_REQUIRE_RESUME) {
913 trans2_grow_data(req, trans, ofs + 31);
914 SIVAL(trans->out.data.data, ofs, file->ea_size.resume_key);
917 trans2_grow_data(req, trans, ofs + 27);
919 data = trans->out.data.data + ofs;
920 srv_push_dos_date2(req->smb_conn, data, 0, file->ea_size.create_time);
921 srv_push_dos_date2(req->smb_conn, data, 4, file->ea_size.access_time);
922 srv_push_dos_date2(req->smb_conn, data, 8, file->ea_size.write_time);
923 SIVAL(data, 12, file->ea_size.size);
924 SIVAL(data, 16, file->ea_size.alloc_size);
925 SSVAL(data, 20, file->ea_size.attrib);
926 SIVAL(data, 22, file->ea_size.ea_size);
927 trans2_append_data_string(req, trans, &file->ea_size.name,
928 ofs + 26, STR_LEN8BIT | STR_TERMINATE | STR_NOALIGN);
931 case RAW_SEARCH_DIRECTORY_INFO:
932 trans2_grow_data(req, trans, ofs + 64);
933 data = trans->out.data.data + ofs;
934 SIVAL(data, 4, file->directory_info.file_index);
935 push_nttime(data, 8, file->directory_info.create_time);
936 push_nttime(data, 16, file->directory_info.access_time);
937 push_nttime(data, 24, file->directory_info.write_time);
938 push_nttime(data, 32, file->directory_info.change_time);
939 SBVAL(data, 40, file->directory_info.size);
940 SBVAL(data, 48, file->directory_info.alloc_size);
941 SIVAL(data, 56, file->directory_info.attrib);
942 trans2_append_data_string(req, trans, &file->directory_info.name,
943 ofs + 60, STR_TERMINATE_ASCII);
944 data = trans->out.data.data + ofs;
945 SIVAL(data, 0, trans->out.data.length - ofs);
948 case RAW_SEARCH_FULL_DIRECTORY_INFO:
949 trans2_grow_data(req, trans, ofs + 68);
950 data = trans->out.data.data + ofs;
951 SIVAL(data, 4, file->full_directory_info.file_index);
952 push_nttime(data, 8, file->full_directory_info.create_time);
953 push_nttime(data, 16, file->full_directory_info.access_time);
954 push_nttime(data, 24, file->full_directory_info.write_time);
955 push_nttime(data, 32, file->full_directory_info.change_time);
956 SBVAL(data, 40, file->full_directory_info.size);
957 SBVAL(data, 48, file->full_directory_info.alloc_size);
958 SIVAL(data, 56, file->full_directory_info.attrib);
959 SIVAL(data, 64, file->full_directory_info.ea_size);
960 trans2_append_data_string(req, trans, &file->full_directory_info.name,
961 ofs + 60, STR_TERMINATE_ASCII);
962 data = trans->out.data.data + ofs;
963 SIVAL(data, 0, trans->out.data.length - ofs);
966 case RAW_SEARCH_NAME_INFO:
967 trans2_grow_data(req, trans, ofs + 12);
968 data = trans->out.data.data + ofs;
969 SIVAL(data, 4, file->name_info.file_index);
970 trans2_append_data_string(req, trans, &file->name_info.name,
971 ofs + 8, STR_TERMINATE_ASCII);
972 data = trans->out.data.data + ofs;
973 SIVAL(data, 0, trans->out.data.length - ofs);
976 case RAW_SEARCH_BOTH_DIRECTORY_INFO:
977 trans2_grow_data(req, trans, ofs + 94);
978 data = trans->out.data.data + ofs;
979 SIVAL(data, 4, file->both_directory_info.file_index);
980 push_nttime(data, 8, file->both_directory_info.create_time);
981 push_nttime(data, 16, file->both_directory_info.access_time);
982 push_nttime(data, 24, file->both_directory_info.write_time);
983 push_nttime(data, 32, file->both_directory_info.change_time);
984 SBVAL(data, 40, file->both_directory_info.size);
985 SBVAL(data, 48, file->both_directory_info.alloc_size);
986 SIVAL(data, 56, file->both_directory_info.attrib);
987 SIVAL(data, 64, file->both_directory_info.ea_size);
988 SCVAL(data, 69, 0); /* reserved */
989 memset(data+70,0,24);
990 trans2_push_data_string(req, trans,
992 &file->both_directory_info.short_name,
993 24, STR_UNICODE | STR_LEN8BIT);
994 trans2_append_data_string(req, trans, &file->both_directory_info.name,
995 ofs + 60, STR_TERMINATE_ASCII);
996 data = trans->out.data.data + ofs;
997 SIVAL(data, 0, trans->out.data.length - ofs);
1000 case RAW_SEARCH_ID_FULL_DIRECTORY_INFO:
1001 trans2_grow_data(req, trans, ofs + 80);
1002 data = trans->out.data.data + ofs;
1003 SIVAL(data, 4, file->id_full_directory_info.file_index);
1004 push_nttime(data, 8, file->id_full_directory_info.create_time);
1005 push_nttime(data, 16, file->id_full_directory_info.access_time);
1006 push_nttime(data, 24, file->id_full_directory_info.write_time);
1007 push_nttime(data, 32, file->id_full_directory_info.change_time);
1008 SBVAL(data, 40, file->id_full_directory_info.size);
1009 SBVAL(data, 48, file->id_full_directory_info.alloc_size);
1010 SIVAL(data, 56, file->id_full_directory_info.attrib);
1011 SIVAL(data, 64, file->id_full_directory_info.ea_size);
1012 SIVAL(data, 68, 0); /* padding */
1013 SBVAL(data, 72, file->id_full_directory_info.file_id);
1014 trans2_append_data_string(req, trans, &file->id_full_directory_info.name,
1015 ofs + 60, STR_TERMINATE_ASCII);
1016 data = trans->out.data.data + ofs;
1017 SIVAL(data, 0, trans->out.data.length - ofs);
1020 case RAW_SEARCH_ID_BOTH_DIRECTORY_INFO:
1021 trans2_grow_data(req, trans, ofs + 104);
1022 data = trans->out.data.data + ofs;
1023 SIVAL(data, 4, file->id_both_directory_info.file_index);
1024 push_nttime(data, 8, file->id_both_directory_info.create_time);
1025 push_nttime(data, 16, file->id_both_directory_info.access_time);
1026 push_nttime(data, 24, file->id_both_directory_info.write_time);
1027 push_nttime(data, 32, file->id_both_directory_info.change_time);
1028 SBVAL(data, 40, file->id_both_directory_info.size);
1029 SBVAL(data, 48, file->id_both_directory_info.alloc_size);
1030 SIVAL(data, 56, file->id_both_directory_info.attrib);
1031 SIVAL(data, 64, file->id_both_directory_info.ea_size);
1032 SCVAL(data, 69, 0); /* reserved */
1033 memset(data+70,0,24);
1034 trans2_push_data_string(req, trans,
1036 &file->id_both_directory_info.short_name,
1037 24, STR_UNICODE | STR_LEN8BIT);
1038 SBVAL(data, 94, file->id_both_directory_info.file_id);
1039 SSVAL(data, 102, 0); /* reserved? */
1040 trans2_append_data_string(req, trans, &file->id_both_directory_info.name,
1041 ofs + 60, STR_TERMINATE_ASCII);
1042 data = trans->out.data.data + ofs;
1043 SIVAL(data, 0, trans->out.data.length - ofs);
1048 /* callback function for trans2 findfirst/findnext */
1049 static BOOL find_callback(void *private, union smb_search_data *file)
1051 struct find_state *state = (struct find_state *)private;
1052 struct smb_trans2 *trans = state->trans;
1055 old_length = trans->out.data.length;
1057 find_fill_info(state->req, trans, state, file);
1059 /* see if we have gone beyond the user specified maximum */
1060 if (trans->out.data.length > trans->in.max_data) {
1061 /* restore the old length and tell the backend to stop */
1062 trans2_grow_data(state->req, trans, old_length);
1066 state->last_entry_offset = old_length;
1072 trans2 findfirst implementation
1074 static NTSTATUS trans2_findfirst(struct smbsrv_request *req, struct smb_trans2 *trans)
1076 union smb_search_first search;
1080 struct find_state state;
1082 /* make sure we got all the parameters */
1083 if (trans->in.params.length < 14) {
1084 return NT_STATUS_FOOBAR;
1087 search.t2ffirst.in.search_attrib = SVAL(trans->in.params.data, 0);
1088 search.t2ffirst.in.max_count = SVAL(trans->in.params.data, 2);
1089 search.t2ffirst.in.flags = SVAL(trans->in.params.data, 4);
1090 level = SVAL(trans->in.params.data, 6);
1091 search.t2ffirst.in.storage_type = IVAL(trans->in.params.data, 8);
1093 trans2_pull_blob_string(req, &trans->in.params, 12, &search.t2ffirst.in.pattern, 0);
1094 if (search.t2ffirst.in.pattern == NULL) {
1095 return NT_STATUS_FOOBAR;
1098 search.t2ffirst.level = (enum smb_search_level)level;
1099 if (search.t2ffirst.level >= RAW_SEARCH_GENERIC) {
1100 return NT_STATUS_INVALID_LEVEL;
1103 /* setup the private state structure that the backend will give us in the callback */
1105 state.trans = trans;
1106 state.level = search.t2ffirst.level;
1107 state.last_entry_offset = 0;
1108 state.flags = search.t2ffirst.in.flags;
1110 /* setup for just a header in the reply */
1111 trans2_setup_reply(req, trans, 10, 0, 0);
1113 /* call the backend */
1114 status = req->tcon->ntvfs_ops->search_first(req, &search, &state, find_callback);
1115 if (!NT_STATUS_IS_OK(status)) {
1119 /* fill in the findfirst reply header */
1120 param = trans->out.params.data;
1121 SSVAL(param, VWV(0), search.t2ffirst.out.handle);
1122 SSVAL(param, VWV(1), search.t2ffirst.out.count);
1123 SSVAL(param, VWV(2), search.t2ffirst.out.end_of_search);
1124 SSVAL(param, VWV(3), 0);
1125 SSVAL(param, VWV(4), state.last_entry_offset);
1127 return NT_STATUS_OK;
1132 trans2 findnext implementation
1134 static NTSTATUS trans2_findnext(struct smbsrv_request *req, struct smb_trans2 *trans)
1136 union smb_search_next search;
1140 struct find_state state;
1142 /* make sure we got all the parameters */
1143 if (trans->in.params.length < 12) {
1144 return NT_STATUS_FOOBAR;
1147 search.t2fnext.in.handle = SVAL(trans->in.params.data, 0);
1148 search.t2fnext.in.max_count = SVAL(trans->in.params.data, 2);
1149 level = SVAL(trans->in.params.data, 4);
1150 search.t2fnext.in.resume_key = IVAL(trans->in.params.data, 6);
1151 search.t2fnext.in.flags = SVAL(trans->in.params.data, 10);
1153 trans2_pull_blob_string(req, &trans->in.params, 12, &search.t2fnext.in.last_name, 0);
1154 if (search.t2fnext.in.last_name == NULL) {
1155 return NT_STATUS_FOOBAR;
1158 search.t2fnext.level = (enum smb_search_level)level;
1159 if (search.t2fnext.level >= RAW_SEARCH_GENERIC) {
1160 return NT_STATUS_INVALID_LEVEL;
1163 /* setup the private state structure that the backend will give us in the callback */
1165 state.trans = trans;
1166 state.level = search.t2fnext.level;
1167 state.last_entry_offset = 0;
1168 state.flags = search.t2fnext.in.flags;
1170 /* setup for just a header in the reply */
1171 trans2_setup_reply(req, trans, 8, 0, 0);
1173 /* call the backend */
1174 status = req->tcon->ntvfs_ops->search_next(req, &search, &state, find_callback);
1175 if (!NT_STATUS_IS_OK(status)) {
1179 /* fill in the findfirst reply header */
1180 param = trans->out.params.data;
1181 SSVAL(param, VWV(0), search.t2fnext.out.count);
1182 SSVAL(param, VWV(1), search.t2fnext.out.end_of_search);
1183 SSVAL(param, VWV(2), 0);
1184 SSVAL(param, VWV(3), state.last_entry_offset);
1186 return NT_STATUS_OK;
1191 backend for trans2 requests
1193 static NTSTATUS trans2_backend(struct smbsrv_request *req, struct smb_trans2 *trans)
1195 if (req->tcon->ntvfs_ops->trans2 != NULL) {
1196 /* direct trans2 pass thru */
1197 return req->tcon->ntvfs_ops->trans2(req, trans);
1200 /* must have at least one setup word */
1201 if (trans->in.setup_count < 1) {
1202 return NT_STATUS_FOOBAR;
1205 /* the trans2 command is in setup[0] */
1206 switch (trans->in.setup[0]) {
1207 case TRANSACT2_FINDFIRST:
1208 return trans2_findfirst(req, trans);
1209 case TRANSACT2_FINDNEXT:
1210 return trans2_findnext(req, trans);
1211 case TRANSACT2_QPATHINFO:
1212 return trans2_qpathinfo(req, trans);
1213 case TRANSACT2_QFILEINFO:
1214 return trans2_qfileinfo(req, trans);
1215 case TRANSACT2_SETFILEINFO:
1216 return trans2_setfileinfo(req, trans);
1217 case TRANSACT2_SETPATHINFO:
1218 return trans2_setpathinfo(req, trans);
1219 case TRANSACT2_QFSINFO:
1220 return trans2_qfsinfo(req, trans);
1223 /* an unknown trans2 command */
1224 return NT_STATUS_FOOBAR;
1229 backend for trans requests
1231 static NTSTATUS trans_backend(struct smbsrv_request *req, struct smb_trans2 *trans)
1233 if (!req->tcon->ntvfs_ops->trans) {
1234 return NT_STATUS_NOT_IMPLEMENTED;
1236 return req->tcon->ntvfs_ops->trans(req, trans);
1240 /****************************************************************************
1241 Reply to an SMBtrans or SMBtrans2 request
1242 ****************************************************************************/
1243 void reply_trans_generic(struct smbsrv_request *req, uint8_t command)
1245 struct smb_trans2 trans;
1247 uint16_t param_ofs, data_ofs;
1248 uint16_t param_count, data_count;
1249 uint16_t params_left, data_left;
1250 uint16_t param_total, data_total;
1251 char *params, *data;
1255 if (req->in.wct < 14) {
1256 req_reply_error(req, NT_STATUS_FOOBAR);
1260 param_total = SVAL(req->in.vwv, VWV(0));
1261 data_total = SVAL(req->in.vwv, VWV(1));
1262 trans.in.max_param = SVAL(req->in.vwv, VWV(2));
1263 trans.in.max_data = SVAL(req->in.vwv, VWV(3));
1264 trans.in.max_setup = CVAL(req->in.vwv, VWV(4));
1265 trans.in.flags = SVAL(req->in.vwv, VWV(5));
1266 trans.in.timeout = IVAL(req->in.vwv, VWV(6));
1267 param_count = SVAL(req->in.vwv, VWV(9));
1268 param_ofs = SVAL(req->in.vwv, VWV(10));
1269 data_count = SVAL(req->in.vwv, VWV(11));
1270 data_ofs = SVAL(req->in.vwv, VWV(12));
1271 trans.in.setup_count = CVAL(req->in.vwv, VWV(13));
1273 if (req->in.wct != 14 + trans.in.setup_count) {
1274 req_reply_dos_error(req, ERRSRV, ERRerror);
1278 /* parse out the setup words */
1279 trans.in.setup = talloc(req->mem_ctx, trans.in.setup_count * sizeof(uint16_t));
1280 if (trans.in.setup_count && !trans.in.setup) {
1281 req_reply_error(req, NT_STATUS_NO_MEMORY);
1284 for (i=0;i<trans.in.setup_count;i++) {
1285 trans.in.setup[i] = SVAL(req->in.vwv, VWV(14+i));
1288 if (command == SMBtrans) {
1289 req_pull_string(req, &trans.in.trans_name, req->in.data, -1, STR_TERMINATE);
1292 if (!req_pull_blob(req, req->in.hdr + param_ofs, param_count, &trans.in.params) ||
1293 !req_pull_blob(req, req->in.hdr + data_ofs, data_count, &trans.in.data)) {
1294 req_reply_error(req, NT_STATUS_FOOBAR);
1298 /* is it a partial request? if so, then send a 'send more' message */
1299 if (param_total > param_count ||
1300 data_total > data_count) {
1301 DEBUG(0,("REWRITE: not handling partial trans requests!\n"));
1305 /* its a full request, give it to the backend */
1306 if (command == SMBtrans) {
1307 status = trans_backend(req, &trans);
1309 status = trans2_backend(req, &trans);
1312 if (NT_STATUS_IS_ERR(status)) {
1313 req_reply_error(req, status);
1317 params_left = trans.out.params.length;
1318 data_left = trans.out.data.length;
1319 params = trans.out.params.data;
1320 data = trans.out.data.data;
1322 req->control_flags |= REQ_CONTROL_PROTECTED;
1324 /* we need to divide up the reply into chunks that fit into
1325 the negotiated buffer size */
1327 uint16_t this_data, this_param, max_bytes;
1328 uint_t align1 = 1, align2 = (params_left ? 2 : 0);
1330 req_setup_reply(req, 10 + trans.out.setup_count, 0);
1332 if (!NT_STATUS_IS_OK(status)) {
1333 req_setup_error(req, status);
1336 max_bytes = req_max_data(req) - (align1 + align2);
1338 this_param = params_left;
1339 if (this_param > max_bytes) {
1340 this_param = max_bytes;
1342 max_bytes -= this_param;
1344 this_data = data_left;
1345 if (this_data > max_bytes) {
1346 this_data = max_bytes;
1349 req_grow_data(req, this_param + this_data + (align1 + align2));
1351 SSVAL(req->out.vwv, VWV(0), trans.out.params.length);
1352 SSVAL(req->out.vwv, VWV(1), trans.out.data.length);
1353 SSVAL(req->out.vwv, VWV(2), 0);
1355 SSVAL(req->out.vwv, VWV(3), this_param);
1356 SSVAL(req->out.vwv, VWV(4), align1 + PTR_DIFF(req->out.data, req->out.hdr));
1357 SSVAL(req->out.vwv, VWV(5), PTR_DIFF(params, trans.out.params.data));
1359 SSVAL(req->out.vwv, VWV(6), this_data);
1360 SSVAL(req->out.vwv, VWV(7), align1 + align2 +
1361 PTR_DIFF(req->out.data + this_param, req->out.hdr));
1362 SSVAL(req->out.vwv, VWV(8), PTR_DIFF(data, trans.out.data.data));
1364 SSVAL(req->out.vwv, VWV(9), trans.out.setup_count);
1365 for (i=0;i<trans.out.setup_count;i++) {
1366 SSVAL(req->out.vwv, VWV(10+i), trans.out.setup[i]);
1369 memset(req->out.data, 0, align1);
1370 if (this_param != 0) {
1371 memcpy(req->out.data + align1, params, this_param);
1373 memset(req->out.data+this_param+align1, 0, align2);
1374 if (this_data != 0) {
1375 memcpy(req->out.data+this_param+align1+align2, data, this_data);
1378 params_left -= this_param;
1379 data_left -= this_data;
1380 params += this_param;
1383 /* if this is the last chunk then the request can be destroyed */
1384 if (params_left == 0 && data_left == 0) {
1385 req->control_flags &= ~REQ_CONTROL_PROTECTED;
1388 req_send_reply(req);
1389 } while (params_left != 0 || data_left != 0);
1393 /****************************************************************************
1394 Reply to an SMBtrans2
1395 ****************************************************************************/
1396 void reply_trans2(struct smbsrv_request *req)
1398 reply_trans_generic(req, SMBtrans2);
1401 /****************************************************************************
1402 Reply to an SMBtrans
1403 ****************************************************************************/
1404 void reply_trans(struct smbsrv_request *req)
1406 reply_trans_generic(req, SMBtrans);
1409 /****************************************************************************
1410 Reply to an SMBtranss2 request
1411 ****************************************************************************/
1412 void reply_transs2(struct smbsrv_request *req)
1414 req_reply_error(req, NT_STATUS_FOOBAR);