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
25 #include "smb_server/smb_server.h"
29 #define CHECK_MIN_BLOB_SIZE(blob, size) do { \
30 if ((blob)->length < (size)) { \
31 return NT_STATUS_INFO_LENGTH_MISMATCH; \
34 /* grow the data allocation size of a trans2 reply - this guarantees
35 that requests to grow the data size later will not change the
37 static void trans2_grow_data_allocation(struct smbsrv_request *req,
38 struct smb_trans2 *trans,
41 if (new_size <= trans->out.data.length) {
44 trans->out.data.data = talloc_realloc(req, trans->out.data.data, new_size);
48 /* grow the data size of a trans2 reply */
49 static void trans2_grow_data(struct smbsrv_request *req,
50 struct smb_trans2 *trans,
53 trans2_grow_data_allocation(req, trans, new_size);
54 trans->out.data.length = new_size;
57 /* grow the data, zero filling any new bytes */
58 static void trans2_grow_data_fill(struct smbsrv_request *req,
59 struct smb_trans2 *trans,
62 uint16_t old_size = trans->out.data.length;
63 trans2_grow_data(req, trans, new_size);
64 if (new_size > old_size) {
65 memset(trans->out.data.data + old_size, 0, new_size - old_size);
70 /* setup a trans2 reply, given the data and params sizes */
71 static void trans2_setup_reply(struct smbsrv_request *req,
72 struct smb_trans2 *trans,
73 uint16_t param_size, uint16_t data_size,
76 trans->out.setup_count = setup_count;
77 if (setup_count != 0) {
78 trans->out.setup = talloc_zero_array_p(req, uint16_t, setup_count);
80 trans->out.params = data_blob_talloc(req, NULL, param_size);
81 trans->out.data = data_blob_talloc(req, NULL, data_size);
86 pull a string from a blob in a trans2 request
88 static size_t trans2_pull_blob_string(struct smbsrv_request *req,
89 const DATA_BLOB *blob,
94 /* we use STR_NO_RANGE_CHECK because the params are allocated
95 separately in a DATA_BLOB, so we need to do our own range
97 if (offset >= blob->length) {
102 return req_pull_string(req, str,
104 blob->length - offset,
105 STR_NO_RANGE_CHECK | flags);
109 push a string into the data section of a trans2 request
110 return the number of bytes consumed in the output
112 static size_t trans2_push_data_string(struct smbsrv_request *req,
113 struct smb_trans2 *trans,
116 const WIRE_STRING *str,
120 int alignment = 0, ret = 0, pkt_len;
122 /* we use STR_NO_RANGE_CHECK because the params are allocated
123 separately in a DATA_BLOB, so we need to do our own range
125 if (!str->s || offset >= trans->out.data.length) {
126 if (flags & STR_LEN8BIT) {
127 SCVAL(trans->out.data.data, len_offset, 0);
129 SIVAL(trans->out.data.data, len_offset, 0);
134 flags |= STR_NO_RANGE_CHECK;
136 if (dest_len == -1 || (dest_len > trans->out.data.length - offset)) {
137 dest_len = trans->out.data.length - offset;
140 if (!(flags & (STR_ASCII|STR_UNICODE))) {
141 flags |= (req->flags2 & FLAGS2_UNICODE_STRINGS) ? STR_UNICODE : STR_ASCII;
144 if ((offset&1) && (flags & STR_UNICODE) && !(flags & STR_NOALIGN)) {
147 SCVAL(trans->out.data.data + offset, 0, 0);
148 ret = push_string(trans->out.data.data + offset + 1, str->s, dest_len-1, flags);
151 ret = push_string(trans->out.data.data + offset, str->s, dest_len, flags);
154 /* sometimes the string needs to be terminated, but the length
155 on the wire must not include the termination! */
158 if ((flags & STR_LEN_NOTERM) && (flags & STR_TERMINATE)) {
159 if ((flags & STR_UNICODE) && ret >= 2) {
162 if ((flags & STR_ASCII) && ret >= 1) {
167 if (flags & STR_LEN8BIT) {
168 SCVAL(trans->out.data.data, len_offset, pkt_len);
170 SIVAL(trans->out.data.data, len_offset, pkt_len);
173 return ret + alignment;
177 append a string to the data section of a trans2 reply
178 len_offset points to the place in the packet where the length field
181 static void trans2_append_data_string(struct smbsrv_request *req,
182 struct smb_trans2 *trans,
183 const WIRE_STRING *str,
189 const int max_bytes_per_char = 3;
191 offset = trans->out.data.length;
192 trans2_grow_data(req, trans, offset + (2+strlen_m(str->s))*max_bytes_per_char);
193 ret = trans2_push_data_string(req, trans, len_offset, offset, str, -1, flags);
194 trans2_grow_data(req, trans, offset + ret);
198 align the end of the data section of a trans reply on an even boundary
200 static void trans2_align_data(struct smbsrv_request *req, struct smb_trans2 *trans)
202 if ((trans->out.data.length & 1) == 0) {
205 trans2_grow_data(req, trans, trans->out.data.length+1);
206 SCVAL(trans->out.data.data, trans->out.data.length-1, 0);
211 trans2 qfsinfo implementation
213 static NTSTATUS trans2_qfsinfo(struct smbsrv_request *req, struct smb_trans2 *trans)
215 union smb_fsinfo fsinfo;
221 /* make sure we got enough parameters */
222 if (trans->in.params.length != 2) {
223 return NT_STATUS_FOOBAR;
226 level = SVAL(trans->in.params.data, 0);
229 case SMB_QFS_ALLOCATION:
230 fsinfo.allocation.level = RAW_QFS_ALLOCATION;
232 status = ntvfs_fsinfo(req, &fsinfo);
233 if (!NT_STATUS_IS_OK(status)) {
237 trans2_setup_reply(req, trans, 0, 18, 0);
239 SIVAL(trans->out.data.data, 0, fsinfo.allocation.out.fs_id);
240 SIVAL(trans->out.data.data, 4, fsinfo.allocation.out.sectors_per_unit);
241 SIVAL(trans->out.data.data, 8, fsinfo.allocation.out.total_alloc_units);
242 SIVAL(trans->out.data.data, 12, fsinfo.allocation.out.avail_alloc_units);
243 SSVAL(trans->out.data.data, 16, fsinfo.allocation.out.bytes_per_sector);
248 fsinfo.volume.level = RAW_QFS_VOLUME;
250 status = ntvfs_fsinfo(req, &fsinfo);
251 if (!NT_STATUS_IS_OK(status)) {
255 trans2_setup_reply(req, trans, 0, 5, 0);
257 SIVAL(trans->out.data.data, 0, fsinfo.volume.out.serial_number);
258 /* w2k3 implements this incorrectly for unicode - it
259 * leaves the last byte off the string */
260 trans2_append_data_string(req, trans,
261 &fsinfo.volume.out.volume_name,
262 4, STR_LEN8BIT|STR_NOALIGN);
266 case SMB_QFS_VOLUME_INFO:
267 case SMB_QFS_VOLUME_INFORMATION:
268 fsinfo.volume_info.level = RAW_QFS_VOLUME_INFO;
270 status = ntvfs_fsinfo(req, &fsinfo);
271 if (!NT_STATUS_IS_OK(status)) {
275 trans2_setup_reply(req, trans, 0, 18, 0);
277 push_nttime(trans->out.data.data, 0, fsinfo.volume_info.out.create_time);
278 SIVAL(trans->out.data.data, 8, fsinfo.volume_info.out.serial_number);
279 SSVAL(trans->out.data.data, 16, 0); /* padding */
280 trans2_append_data_string(req, trans,
281 &fsinfo.volume_info.out.volume_name,
286 case SMB_QFS_SIZE_INFO:
287 case SMB_QFS_SIZE_INFORMATION:
288 fsinfo.size_info.level = RAW_QFS_SIZE_INFO;
290 status = ntvfs_fsinfo(req, &fsinfo);
291 if (!NT_STATUS_IS_OK(status)) {
295 trans2_setup_reply(req, trans, 0, 24, 0);
297 SBVAL(trans->out.data.data, 0, fsinfo.size_info.out.total_alloc_units);
298 SBVAL(trans->out.data.data, 8, fsinfo.size_info.out.avail_alloc_units);
299 SIVAL(trans->out.data.data, 16, fsinfo.size_info.out.sectors_per_unit);
300 SIVAL(trans->out.data.data, 20, fsinfo.size_info.out.bytes_per_sector);
304 case SMB_QFS_DEVICE_INFO:
305 case SMB_QFS_DEVICE_INFORMATION:
306 fsinfo.device_info.level = RAW_QFS_DEVICE_INFO;
308 status = ntvfs_fsinfo(req, &fsinfo);
309 if (!NT_STATUS_IS_OK(status)) {
312 trans2_setup_reply(req, trans, 0, 8, 0);
313 SIVAL(trans->out.data.data, 0, fsinfo.device_info.out.device_type);
314 SIVAL(trans->out.data.data, 4, fsinfo.device_info.out.characteristics);
318 case SMB_QFS_ATTRIBUTE_INFO:
319 case SMB_QFS_ATTRIBUTE_INFORMATION:
320 fsinfo.attribute_info.level = RAW_QFS_ATTRIBUTE_INFO;
322 status = ntvfs_fsinfo(req, &fsinfo);
323 if (!NT_STATUS_IS_OK(status)) {
327 trans2_setup_reply(req, trans, 0, 12, 0);
329 SIVAL(trans->out.data.data, 0, fsinfo.attribute_info.out.fs_attr);
330 SIVAL(trans->out.data.data, 4, fsinfo.attribute_info.out.max_file_component_length);
331 /* this must not be null terminated or win98 gets
332 confused! also note that w2k3 returns this as
333 unicode even when ascii is negotiated */
334 trans2_append_data_string(req, trans,
335 &fsinfo.attribute_info.out.fs_type,
340 case SMB_QFS_QUOTA_INFORMATION:
341 fsinfo.quota_information.level = RAW_QFS_QUOTA_INFORMATION;
343 status = ntvfs_fsinfo(req, &fsinfo);
344 if (!NT_STATUS_IS_OK(status)) {
348 trans2_setup_reply(req, trans, 0, 48, 0);
350 SBVAL(trans->out.data.data, 0, fsinfo.quota_information.out.unknown[0]);
351 SBVAL(trans->out.data.data, 8, fsinfo.quota_information.out.unknown[1]);
352 SBVAL(trans->out.data.data, 16, fsinfo.quota_information.out.unknown[2]);
353 SBVAL(trans->out.data.data, 24, fsinfo.quota_information.out.quota_soft);
354 SBVAL(trans->out.data.data, 32, fsinfo.quota_information.out.quota_hard);
355 SBVAL(trans->out.data.data, 40, fsinfo.quota_information.out.quota_flags);
360 case SMB_QFS_FULL_SIZE_INFORMATION:
361 fsinfo.full_size_information.level = RAW_QFS_FULL_SIZE_INFORMATION;
363 status = ntvfs_fsinfo(req, &fsinfo);
364 if (!NT_STATUS_IS_OK(status)) {
368 trans2_setup_reply(req, trans, 0, 32, 0);
370 SBVAL(trans->out.data.data, 0, fsinfo.full_size_information.out.total_alloc_units);
371 SBVAL(trans->out.data.data, 8, fsinfo.full_size_information.out.call_avail_alloc_units);
372 SBVAL(trans->out.data.data, 16, fsinfo.full_size_information.out.actual_avail_alloc_units);
373 SIVAL(trans->out.data.data, 24, fsinfo.full_size_information.out.sectors_per_unit);
374 SIVAL(trans->out.data.data, 28, fsinfo.full_size_information.out.bytes_per_sector);
378 case SMB_QFS_OBJECTID_INFORMATION:
379 fsinfo.objectid_information.level = RAW_QFS_OBJECTID_INFORMATION;
381 status = ntvfs_fsinfo(req, &fsinfo);
382 if (!NT_STATUS_IS_OK(status)) {
386 trans2_setup_reply(req, trans, 0, 64, 0);
388 status = ndr_push_struct_blob(&guid_blob, req,
389 &fsinfo.objectid_information.out.guid,
390 (ndr_push_flags_fn_t)ndr_push_GUID);
391 if (!NT_STATUS_IS_OK(status)) {
395 memcpy(trans->out.data.data, guid_blob.data, guid_blob.length);
398 SBVAL(trans->out.data.data, 16 + 8*i, fsinfo.objectid_information.out.unknown[i]);
403 return NT_STATUS_INVALID_LEVEL;
408 trans2 open implementation
410 static NTSTATUS trans2_open(struct smbsrv_request *req, struct smb_trans2 *trans)
415 /* make sure we got enough parameters */
416 if (trans->in.params.length < 29) {
417 return NT_STATUS_FOOBAR;
420 io = talloc_p(req, union smb_open);
422 return NT_STATUS_NO_MEMORY;
425 io->t2open.level = RAW_OPEN_T2OPEN;
426 io->t2open.in.flags = SVAL(trans->in.params.data, VWV(0));
427 io->t2open.in.open_mode = SVAL(trans->in.params.data, VWV(1));
428 io->t2open.in.file_attrs = SVAL(trans->in.params.data, VWV(3));
429 io->t2open.in.write_time = srv_pull_dos_date(req->smb_conn,
430 trans->in.params.data + VWV(4));;
431 io->t2open.in.open_func = SVAL(trans->in.params.data, VWV(6));
432 io->t2open.in.size = IVAL(trans->in.params.data, VWV(7));
433 io->t2open.in.timeout = IVAL(trans->in.params.data, VWV(9));
434 io->t2open.in.num_eas = 0;
435 io->t2open.in.eas = NULL;
437 trans2_pull_blob_string(req, &trans->in.params, 28, &io->t2open.in.fname, 0);
439 status = ea_pull_list(&trans->in.data, io, &io->t2open.in.num_eas, &io->t2open.in.eas);
440 if (!NT_STATUS_IS_OK(status)) {
444 status = ntvfs_openfile(req, io);
445 if (!NT_STATUS_IS_OK(status)) {
449 trans2_setup_reply(req, trans, 30, 0, 0);
451 SSVAL(trans->out.params.data, VWV(0), io->t2open.out.fnum);
452 SSVAL(trans->out.params.data, VWV(1), io->t2open.out.attrib);
453 srv_push_dos_date3(req->smb_conn, trans->out.params.data,
454 VWV(2), io->t2open.out.write_time);
455 SIVAL(trans->out.params.data, VWV(4), io->t2open.out.size);
456 SSVAL(trans->out.params.data, VWV(6), io->t2open.out.access);
457 SSVAL(trans->out.params.data, VWV(7), io->t2open.out.ftype);
458 SSVAL(trans->out.params.data, VWV(8), io->t2open.out.devstate);
459 SSVAL(trans->out.params.data, VWV(9), io->t2open.out.action);
460 SIVAL(trans->out.params.data, VWV(10), 0); /* reserved */
461 SSVAL(trans->out.params.data, VWV(12), 0); /* EaErrorOffset */
462 SIVAL(trans->out.params.data, VWV(13), 0); /* EaLength */
468 fill in the reply from a qpathinfo or qfileinfo call
470 static NTSTATUS trans2_fileinfo_fill(struct smbsrv_request *req, struct smb_trans2 *trans,
471 union smb_fileinfo *st)
475 switch (st->generic.level) {
476 case RAW_FILEINFO_GENERIC:
477 case RAW_FILEINFO_GETATTR:
478 case RAW_FILEINFO_GETATTRE:
479 case RAW_FILEINFO_SEC_DESC:
480 /* handled elsewhere */
481 return NT_STATUS_INVALID_LEVEL;
483 case RAW_FILEINFO_BASIC_INFO:
484 case RAW_FILEINFO_BASIC_INFORMATION:
485 trans2_setup_reply(req, trans, 2, 40, 0);
487 SSVAL(trans->out.params.data, 0, 0);
488 push_nttime(trans->out.data.data, 0, st->basic_info.out.create_time);
489 push_nttime(trans->out.data.data, 8, st->basic_info.out.access_time);
490 push_nttime(trans->out.data.data, 16, st->basic_info.out.write_time);
491 push_nttime(trans->out.data.data, 24, st->basic_info.out.change_time);
492 SIVAL(trans->out.data.data, 32, st->basic_info.out.attrib);
493 SIVAL(trans->out.data.data, 36, 0); /* padding */
496 case RAW_FILEINFO_STANDARD:
497 trans2_setup_reply(req, trans, 2, 22, 0);
499 SSVAL(trans->out.params.data, 0, 0);
500 srv_push_dos_date2(req->smb_conn, trans->out.data.data, 0, st->standard.out.create_time);
501 srv_push_dos_date2(req->smb_conn, trans->out.data.data, 4, st->standard.out.access_time);
502 srv_push_dos_date2(req->smb_conn, trans->out.data.data, 8, st->standard.out.write_time);
503 SIVAL(trans->out.data.data, 12, st->standard.out.size);
504 SIVAL(trans->out.data.data, 16, st->standard.out.alloc_size);
505 SSVAL(trans->out.data.data, 20, st->standard.out.attrib);
508 case RAW_FILEINFO_EA_SIZE:
509 trans2_setup_reply(req, trans, 2, 26, 0);
511 SSVAL(trans->out.params.data, 0, 0);
512 srv_push_dos_date2(req->smb_conn, trans->out.data.data, 0, st->ea_size.out.create_time);
513 srv_push_dos_date2(req->smb_conn, trans->out.data.data, 4, st->ea_size.out.access_time);
514 srv_push_dos_date2(req->smb_conn, trans->out.data.data, 8, st->ea_size.out.write_time);
515 SIVAL(trans->out.data.data, 12, st->ea_size.out.size);
516 SIVAL(trans->out.data.data, 16, st->ea_size.out.alloc_size);
517 SSVAL(trans->out.data.data, 20, st->ea_size.out.attrib);
518 SIVAL(trans->out.data.data, 22, st->ea_size.out.ea_size);
521 case RAW_FILEINFO_NETWORK_OPEN_INFORMATION:
522 trans2_setup_reply(req, trans, 2, 56, 0);
524 SSVAL(trans->out.params.data, 0, 0);
525 push_nttime(trans->out.data.data, 0, st->network_open_information.out.create_time);
526 push_nttime(trans->out.data.data, 8, st->network_open_information.out.access_time);
527 push_nttime(trans->out.data.data, 16, st->network_open_information.out.write_time);
528 push_nttime(trans->out.data.data, 24, st->network_open_information.out.change_time);
529 SBVAL(trans->out.data.data, 32, st->network_open_information.out.alloc_size);
530 SBVAL(trans->out.data.data, 40, st->network_open_information.out.size);
531 SIVAL(trans->out.data.data, 48, st->network_open_information.out.attrib);
532 SIVAL(trans->out.data.data, 52, 0); /* padding */
535 case RAW_FILEINFO_STANDARD_INFO:
536 case RAW_FILEINFO_STANDARD_INFORMATION:
537 trans2_setup_reply(req, trans, 2, 24, 0);
538 SSVAL(trans->out.params.data, 0, 0);
539 SBVAL(trans->out.data.data, 0, st->standard_info.out.alloc_size);
540 SBVAL(trans->out.data.data, 8, st->standard_info.out.size);
541 SIVAL(trans->out.data.data, 16, st->standard_info.out.nlink);
542 SCVAL(trans->out.data.data, 20, st->standard_info.out.delete_pending);
543 SCVAL(trans->out.data.data, 21, st->standard_info.out.directory);
544 SSVAL(trans->out.data.data, 22, 0); /* padding */
547 case RAW_FILEINFO_ATTRIBUTE_TAG_INFORMATION:
548 trans2_setup_reply(req, trans, 2, 8, 0);
549 SSVAL(trans->out.params.data, 0, 0);
550 SIVAL(trans->out.data.data, 0, st->attribute_tag_information.out.attrib);
551 SIVAL(trans->out.data.data, 4, st->attribute_tag_information.out.reparse_tag);
554 case RAW_FILEINFO_EA_INFO:
555 case RAW_FILEINFO_EA_INFORMATION:
556 trans2_setup_reply(req, trans, 2, 4, 0);
557 SSVAL(trans->out.params.data, 0, 0);
558 SIVAL(trans->out.data.data, 0, st->ea_info.out.ea_size);
561 case RAW_FILEINFO_MODE_INFORMATION:
562 trans2_setup_reply(req, trans, 2, 4, 0);
563 SSVAL(trans->out.params.data, 0, 0);
564 SIVAL(trans->out.data.data, 0, st->mode_information.out.mode);
567 case RAW_FILEINFO_ALIGNMENT_INFORMATION:
568 trans2_setup_reply(req, trans, 2, 4, 0);
569 SSVAL(trans->out.params.data, 0, 0);
570 SIVAL(trans->out.data.data, 0,
571 st->alignment_information.out.alignment_requirement);
574 case RAW_FILEINFO_ALL_EAS:
575 if (st->all_eas.out.num_eas == 0) {
576 trans2_setup_reply(req, trans, 2, 4, 0);
577 SSVAL(trans->out.params.data, 0, 0);
578 SIVAL(trans->out.data.data, 0, 0);
580 uint32_t list_size = ea_list_size(st->all_eas.out.num_eas,
581 st->all_eas.out.eas);
582 trans2_setup_reply(req, trans, 2, list_size, 0);
583 SSVAL(trans->out.params.data, 0, 0);
584 ea_put_list(trans->out.data.data,
585 st->all_eas.out.num_eas, st->all_eas.out.eas);
589 case RAW_FILEINFO_ACCESS_INFORMATION:
590 trans2_setup_reply(req, trans, 2, 4, 0);
591 SSVAL(trans->out.params.data, 0, 0);
592 SIVAL(trans->out.data.data, 0, st->access_information.out.access_flags);
595 case RAW_FILEINFO_POSITION_INFORMATION:
596 trans2_setup_reply(req, trans, 2, 8, 0);
597 SSVAL(trans->out.params.data, 0, 0);
598 SBVAL(trans->out.data.data, 0, st->position_information.out.position);
601 case RAW_FILEINFO_COMPRESSION_INFO:
602 case RAW_FILEINFO_COMPRESSION_INFORMATION:
603 trans2_setup_reply(req, trans, 2, 16, 0);
604 SSVAL(trans->out.params.data, 0, 0);
605 SBVAL(trans->out.data.data, 0, st->compression_info.out.compressed_size);
606 SSVAL(trans->out.data.data, 8, st->compression_info.out.format);
607 SCVAL(trans->out.data.data, 10, st->compression_info.out.unit_shift);
608 SCVAL(trans->out.data.data, 11, st->compression_info.out.chunk_shift);
609 SCVAL(trans->out.data.data, 12, st->compression_info.out.cluster_shift);
610 SSVAL(trans->out.data.data, 13, 0); /* 3 bytes padding */
611 SCVAL(trans->out.data.data, 15, 0);
614 case RAW_FILEINFO_IS_NAME_VALID:
615 trans2_setup_reply(req, trans, 2, 0, 0);
616 SSVAL(trans->out.params.data, 0, 0);
619 case RAW_FILEINFO_INTERNAL_INFORMATION:
620 trans2_setup_reply(req, trans, 2, 8, 0);
621 SSVAL(trans->out.params.data, 0, 0);
622 SBVAL(trans->out.data.data, 0, st->internal_information.out.file_id);
625 case RAW_FILEINFO_ALL_INFO:
626 case RAW_FILEINFO_ALL_INFORMATION:
627 trans2_setup_reply(req, trans, 2, 72, 0);
629 SSVAL(trans->out.params.data, 0, 0);
630 push_nttime(trans->out.data.data, 0, st->all_info.out.create_time);
631 push_nttime(trans->out.data.data, 8, st->all_info.out.access_time);
632 push_nttime(trans->out.data.data, 16, st->all_info.out.write_time);
633 push_nttime(trans->out.data.data, 24, st->all_info.out.change_time);
634 SIVAL(trans->out.data.data, 32, st->all_info.out.attrib);
635 SIVAL(trans->out.data.data, 36, 0);
636 SBVAL(trans->out.data.data, 40, st->all_info.out.alloc_size);
637 SBVAL(trans->out.data.data, 48, st->all_info.out.size);
638 SIVAL(trans->out.data.data, 56, st->all_info.out.nlink);
639 SCVAL(trans->out.data.data, 60, st->all_info.out.delete_pending);
640 SCVAL(trans->out.data.data, 61, st->all_info.out.directory);
641 SSVAL(trans->out.data.data, 62, 0); /* padding */
642 SIVAL(trans->out.data.data, 64, st->all_info.out.ea_size);
643 trans2_append_data_string(req, trans, &st->all_info.out.fname,
647 case RAW_FILEINFO_NAME_INFO:
648 case RAW_FILEINFO_NAME_INFORMATION:
649 trans2_setup_reply(req, trans, 2, 4, 0);
650 SSVAL(trans->out.params.data, 0, 0);
651 trans2_append_data_string(req, trans, &st->name_info.out.fname, 0, STR_UNICODE);
654 case RAW_FILEINFO_ALT_NAME_INFO:
655 case RAW_FILEINFO_ALT_NAME_INFORMATION:
656 trans2_setup_reply(req, trans, 2, 4, 0);
657 SSVAL(trans->out.params.data, 0, 0);
658 trans2_append_data_string(req, trans, &st->alt_name_info.out.fname, 0, STR_UNICODE);
661 case RAW_FILEINFO_STREAM_INFO:
662 case RAW_FILEINFO_STREAM_INFORMATION:
663 trans2_setup_reply(req, trans, 2, 0, 0);
665 SSVAL(trans->out.params.data, 0, 0);
667 for (i=0;i<st->stream_info.out.num_streams;i++) {
668 uint16_t data_size = trans->out.data.length;
671 trans2_grow_data(req, trans, data_size + 24);
672 data = trans->out.data.data + data_size;
673 SBVAL(data, 8, st->stream_info.out.streams[i].size);
674 SBVAL(data, 16, st->stream_info.out.streams[i].alloc_size);
675 trans2_append_data_string(req, trans,
676 &st->stream_info.out.streams[i].stream_name,
677 data_size + 4, STR_UNICODE);
678 if (i == st->stream_info.out.num_streams - 1) {
679 SIVAL(trans->out.data.data, data_size, 0);
681 trans2_grow_data_fill(req, trans, (trans->out.data.length+7)&~7);
682 SIVAL(trans->out.data.data, data_size,
683 trans->out.data.length - data_size);
689 return NT_STATUS_INVALID_LEVEL;
693 trans2 qpathinfo implementation
695 static NTSTATUS trans2_qpathinfo(struct smbsrv_request *req, struct smb_trans2 *trans)
697 union smb_fileinfo st;
701 /* make sure we got enough parameters */
702 if (trans->in.params.length < 2) {
703 return NT_STATUS_FOOBAR;
706 level = SVAL(trans->in.params.data, 0);
708 trans2_pull_blob_string(req, &trans->in.params, 6, &st.generic.in.fname, 0);
709 if (st.generic.in.fname == NULL) {
710 return NT_STATUS_FOOBAR;
713 /* work out the backend level - we make it 1-1 in the header */
714 st.generic.level = (enum smb_fileinfo_level)level;
715 if (st.generic.level >= RAW_FILEINFO_GENERIC) {
716 return NT_STATUS_INVALID_LEVEL;
719 /* call the backend */
720 status = ntvfs_qpathinfo(req, &st);
721 if (!NT_STATUS_IS_OK(status)) {
725 /* fill in the reply parameters */
726 status = trans2_fileinfo_fill(req, trans, &st);
733 trans2 qpathinfo implementation
735 static NTSTATUS trans2_qfileinfo(struct smbsrv_request *req, struct smb_trans2 *trans)
737 union smb_fileinfo st;
741 /* make sure we got enough parameters */
742 if (trans->in.params.length < 4) {
743 return NT_STATUS_FOOBAR;
746 st.generic.in.fnum = SVAL(trans->in.params.data, 0);
747 level = SVAL(trans->in.params.data, 2);
749 /* work out the backend level - we make it 1-1 in the header */
750 st.generic.level = (enum smb_fileinfo_level)level;
751 if (st.generic.level >= RAW_FILEINFO_GENERIC) {
752 return NT_STATUS_INVALID_LEVEL;
755 /* call the backend */
756 status = ntvfs_qfileinfo(req, &st);
757 if (!NT_STATUS_IS_OK(status)) {
761 /* fill in the reply parameters */
762 status = trans2_fileinfo_fill(req, trans, &st);
769 parse a trans2 setfileinfo/setpathinfo data blob
771 static NTSTATUS trans2_parse_sfileinfo(struct smbsrv_request *req,
772 union smb_setfileinfo *st,
773 const DATA_BLOB *blob)
777 switch (st->generic.level) {
778 case RAW_SFILEINFO_GENERIC:
779 case RAW_SFILEINFO_SETATTR:
780 case RAW_SFILEINFO_SETATTRE:
781 case RAW_SFILEINFO_SEC_DESC:
782 /* handled elsewhere */
783 return NT_STATUS_INVALID_LEVEL;
785 case RAW_SFILEINFO_STANDARD:
786 CHECK_MIN_BLOB_SIZE(blob, 12);
787 st->standard.in.create_time = srv_pull_dos_date2(req->smb_conn, blob->data + 0);
788 st->standard.in.access_time = srv_pull_dos_date2(req->smb_conn, blob->data + 4);
789 st->standard.in.write_time = srv_pull_dos_date2(req->smb_conn, blob->data + 8);
792 case RAW_SFILEINFO_EA_SET:
793 CHECK_MIN_BLOB_SIZE(blob, 4);
794 len = IVAL(blob->data, 0);
795 if (len > blob->length || len < 4) {
796 return NT_STATUS_INFO_LENGTH_MISMATCH;
800 blob2.data = blob->data+4;
801 blob2.length = len-4;
802 len = ea_pull_struct(&blob2, req, &st->ea_set.in.ea);
805 return NT_STATUS_INVALID_PARAMETER;
809 case SMB_SFILEINFO_BASIC_INFO:
810 case SMB_SFILEINFO_BASIC_INFORMATION:
811 CHECK_MIN_BLOB_SIZE(blob, 36);
812 st->basic_info.in.create_time = pull_nttime(blob->data, 0);
813 st->basic_info.in.access_time = pull_nttime(blob->data, 8);
814 st->basic_info.in.write_time = pull_nttime(blob->data, 16);
815 st->basic_info.in.change_time = pull_nttime(blob->data, 24);
816 st->basic_info.in.attrib = IVAL(blob->data, 32);
819 case SMB_SFILEINFO_DISPOSITION_INFO:
820 case SMB_SFILEINFO_DISPOSITION_INFORMATION:
821 CHECK_MIN_BLOB_SIZE(blob, 1);
822 st->disposition_info.in.delete_on_close = CVAL(blob->data, 0);
825 case SMB_SFILEINFO_ALLOCATION_INFO:
826 case SMB_SFILEINFO_ALLOCATION_INFORMATION:
827 CHECK_MIN_BLOB_SIZE(blob, 8);
828 st->allocation_info.in.alloc_size = BVAL(blob->data, 0);
831 case RAW_SFILEINFO_END_OF_FILE_INFO:
832 case RAW_SFILEINFO_END_OF_FILE_INFORMATION:
833 CHECK_MIN_BLOB_SIZE(blob, 8);
834 st->end_of_file_info.in.size = BVAL(blob->data, 0);
837 case RAW_SFILEINFO_RENAME_INFORMATION: {
840 CHECK_MIN_BLOB_SIZE(blob, 12);
841 st->rename_information.in.overwrite = CVAL(blob->data, 0);
842 st->rename_information.in.root_fid = IVAL(blob->data, 4);
843 len = IVAL(blob->data, 8);
844 blob2.data = blob->data+12;
845 blob2.length = MIN(blob->length, len);
846 trans2_pull_blob_string(req, &blob2, 0,
847 &st->rename_information.in.new_name, STR_UNICODE);
851 case RAW_SFILEINFO_POSITION_INFORMATION:
852 CHECK_MIN_BLOB_SIZE(blob, 8);
853 st->position_information.in.position = BVAL(blob->data, 0);
856 case RAW_SFILEINFO_MODE_INFORMATION:
857 CHECK_MIN_BLOB_SIZE(blob, 4);
858 st->mode_information.in.mode = IVAL(blob->data, 0);
862 return NT_STATUS_INVALID_LEVEL;
866 trans2 setfileinfo implementation
868 static NTSTATUS trans2_setfileinfo(struct smbsrv_request *req, struct smb_trans2 *trans)
870 union smb_setfileinfo st;
872 uint16_t level, fnum;
875 /* make sure we got enough parameters */
876 if (trans->in.params.length < 4) {
877 return NT_STATUS_FOOBAR;
880 fnum = SVAL(trans->in.params.data, 0);
881 level = SVAL(trans->in.params.data, 2);
883 blob = &trans->in.data;
885 st.generic.file.fnum = fnum;
886 st.generic.level = (enum smb_setfileinfo_level)level;
888 status = trans2_parse_sfileinfo(req, &st, blob);
889 if (!NT_STATUS_IS_OK(status)) {
893 status = ntvfs_setfileinfo(req, &st);
894 if (!NT_STATUS_IS_OK(status)) {
898 trans2_setup_reply(req, trans, 2, 0, 0);
899 SSVAL(trans->out.params.data, 0, 0);
904 trans2 setpathinfo implementation
906 static NTSTATUS trans2_setpathinfo(struct smbsrv_request *req, struct smb_trans2 *trans)
908 union smb_setfileinfo st;
913 /* make sure we got enough parameters */
914 if (trans->in.params.length < 4) {
915 return NT_STATUS_FOOBAR;
918 level = SVAL(trans->in.params.data, 0);
919 blob = &trans->in.data;
920 st.generic.level = (enum smb_setfileinfo_level)level;
922 trans2_pull_blob_string(req, &trans->in.params, 6, &st.generic.file.fname, 0);
923 if (st.generic.file.fname == NULL) {
924 return NT_STATUS_FOOBAR;
927 status = trans2_parse_sfileinfo(req, &st, blob);
928 if (!NT_STATUS_IS_OK(status)) {
932 status = ntvfs_setpathinfo(req, &st);
933 if (!NT_STATUS_IS_OK(status)) {
937 trans2_setup_reply(req, trans, 2, 0, 0);
938 SSVAL(trans->out.params.data, 0, 0);
943 /* a structure to encapsulate the state information about an in-progress ffirst/fnext operation */
945 struct smbsrv_request *req;
946 struct smb_trans2 *trans;
947 enum smb_search_level level;
948 uint16_t last_entry_offset;
953 fill a single entry in a trans2 find reply
955 static void find_fill_info(struct smbsrv_request *req,
956 struct smb_trans2 *trans,
957 struct find_state *state,
958 union smb_search_data *file)
961 uint_t ofs = trans->out.data.length;
963 switch (state->level) {
964 case RAW_SEARCH_SEARCH:
965 case RAW_SEARCH_FFIRST:
966 case RAW_SEARCH_FUNIQUE:
967 case RAW_SEARCH_GENERIC:
968 /* handled elsewhere */
971 case RAW_SEARCH_STANDARD:
972 if (state->flags & FLAG_TRANS2_FIND_REQUIRE_RESUME) {
973 trans2_grow_data(req, trans, ofs + 27);
974 SIVAL(trans->out.data.data, ofs, file->standard.resume_key);
977 trans2_grow_data(req, trans, ofs + 23);
979 data = trans->out.data.data + ofs;
980 srv_push_dos_date2(req->smb_conn, data, 0, file->standard.create_time);
981 srv_push_dos_date2(req->smb_conn, data, 4, file->standard.access_time);
982 srv_push_dos_date2(req->smb_conn, data, 8, file->standard.write_time);
983 SIVAL(data, 12, file->standard.size);
984 SIVAL(data, 16, file->standard.alloc_size);
985 SSVAL(data, 20, file->standard.attrib);
986 trans2_append_data_string(req, trans, &file->standard.name,
987 ofs + 22, STR_LEN8BIT | STR_TERMINATE | STR_LEN_NOTERM);
990 case RAW_SEARCH_EA_SIZE:
991 if (state->flags & FLAG_TRANS2_FIND_REQUIRE_RESUME) {
992 trans2_grow_data(req, trans, ofs + 31);
993 SIVAL(trans->out.data.data, ofs, file->ea_size.resume_key);
996 trans2_grow_data(req, trans, ofs + 27);
998 data = trans->out.data.data + ofs;
999 srv_push_dos_date2(req->smb_conn, data, 0, file->ea_size.create_time);
1000 srv_push_dos_date2(req->smb_conn, data, 4, file->ea_size.access_time);
1001 srv_push_dos_date2(req->smb_conn, data, 8, file->ea_size.write_time);
1002 SIVAL(data, 12, file->ea_size.size);
1003 SIVAL(data, 16, file->ea_size.alloc_size);
1004 SSVAL(data, 20, file->ea_size.attrib);
1005 SIVAL(data, 22, file->ea_size.ea_size);
1006 trans2_append_data_string(req, trans, &file->ea_size.name,
1007 ofs + 26, STR_LEN8BIT | STR_NOALIGN);
1008 trans2_grow_data(req, trans, trans->out.data.length + 1);
1009 trans->out.data.data[trans->out.data.length-1] = 0;
1012 case RAW_SEARCH_DIRECTORY_INFO:
1013 trans2_grow_data(req, trans, ofs + 64);
1014 data = trans->out.data.data + ofs;
1015 SIVAL(data, 4, file->directory_info.file_index);
1016 push_nttime(data, 8, file->directory_info.create_time);
1017 push_nttime(data, 16, file->directory_info.access_time);
1018 push_nttime(data, 24, file->directory_info.write_time);
1019 push_nttime(data, 32, file->directory_info.change_time);
1020 SBVAL(data, 40, file->directory_info.size);
1021 SBVAL(data, 48, file->directory_info.alloc_size);
1022 SIVAL(data, 56, file->directory_info.attrib);
1023 trans2_append_data_string(req, trans, &file->directory_info.name,
1024 ofs + 60, STR_TERMINATE_ASCII);
1025 data = trans->out.data.data + ofs;
1026 SIVAL(data, 0, trans->out.data.length - ofs);
1029 case RAW_SEARCH_FULL_DIRECTORY_INFO:
1030 trans2_grow_data(req, trans, ofs + 68);
1031 data = trans->out.data.data + ofs;
1032 SIVAL(data, 4, file->full_directory_info.file_index);
1033 push_nttime(data, 8, file->full_directory_info.create_time);
1034 push_nttime(data, 16, file->full_directory_info.access_time);
1035 push_nttime(data, 24, file->full_directory_info.write_time);
1036 push_nttime(data, 32, file->full_directory_info.change_time);
1037 SBVAL(data, 40, file->full_directory_info.size);
1038 SBVAL(data, 48, file->full_directory_info.alloc_size);
1039 SIVAL(data, 56, file->full_directory_info.attrib);
1040 SIVAL(data, 64, file->full_directory_info.ea_size);
1041 trans2_append_data_string(req, trans, &file->full_directory_info.name,
1042 ofs + 60, STR_TERMINATE_ASCII);
1043 data = trans->out.data.data + ofs;
1044 SIVAL(data, 0, trans->out.data.length - ofs);
1047 case RAW_SEARCH_NAME_INFO:
1048 trans2_grow_data(req, trans, ofs + 12);
1049 data = trans->out.data.data + ofs;
1050 SIVAL(data, 4, file->name_info.file_index);
1051 trans2_append_data_string(req, trans, &file->name_info.name,
1052 ofs + 8, STR_TERMINATE_ASCII);
1053 data = trans->out.data.data + ofs;
1054 SIVAL(data, 0, trans->out.data.length - ofs);
1057 case RAW_SEARCH_BOTH_DIRECTORY_INFO:
1058 trans2_grow_data(req, trans, ofs + 94);
1059 data = trans->out.data.data + ofs;
1060 SIVAL(data, 4, file->both_directory_info.file_index);
1061 push_nttime(data, 8, file->both_directory_info.create_time);
1062 push_nttime(data, 16, file->both_directory_info.access_time);
1063 push_nttime(data, 24, file->both_directory_info.write_time);
1064 push_nttime(data, 32, file->both_directory_info.change_time);
1065 SBVAL(data, 40, file->both_directory_info.size);
1066 SBVAL(data, 48, file->both_directory_info.alloc_size);
1067 SIVAL(data, 56, file->both_directory_info.attrib);
1068 SIVAL(data, 64, file->both_directory_info.ea_size);
1069 SCVAL(data, 69, 0); /* reserved */
1070 memset(data+70,0,24);
1071 trans2_push_data_string(req, trans,
1073 &file->both_directory_info.short_name,
1074 24, STR_UNICODE | STR_LEN8BIT);
1075 trans2_append_data_string(req, trans, &file->both_directory_info.name,
1076 ofs + 60, STR_TERMINATE_ASCII);
1077 trans2_align_data(req, trans);
1078 data = trans->out.data.data + ofs;
1079 SIVAL(data, 0, trans->out.data.length - ofs);
1082 case RAW_SEARCH_ID_FULL_DIRECTORY_INFO:
1083 trans2_grow_data(req, trans, ofs + 80);
1084 data = trans->out.data.data + ofs;
1085 SIVAL(data, 4, file->id_full_directory_info.file_index);
1086 push_nttime(data, 8, file->id_full_directory_info.create_time);
1087 push_nttime(data, 16, file->id_full_directory_info.access_time);
1088 push_nttime(data, 24, file->id_full_directory_info.write_time);
1089 push_nttime(data, 32, file->id_full_directory_info.change_time);
1090 SBVAL(data, 40, file->id_full_directory_info.size);
1091 SBVAL(data, 48, file->id_full_directory_info.alloc_size);
1092 SIVAL(data, 56, file->id_full_directory_info.attrib);
1093 SIVAL(data, 64, file->id_full_directory_info.ea_size);
1094 SIVAL(data, 68, 0); /* padding */
1095 SBVAL(data, 72, file->id_full_directory_info.file_id);
1096 trans2_append_data_string(req, trans, &file->id_full_directory_info.name,
1097 ofs + 60, STR_TERMINATE_ASCII);
1098 data = trans->out.data.data + ofs;
1099 SIVAL(data, 0, trans->out.data.length - ofs);
1102 case RAW_SEARCH_ID_BOTH_DIRECTORY_INFO:
1103 trans2_grow_data(req, trans, ofs + 104);
1104 data = trans->out.data.data + ofs;
1105 SIVAL(data, 4, file->id_both_directory_info.file_index);
1106 push_nttime(data, 8, file->id_both_directory_info.create_time);
1107 push_nttime(data, 16, file->id_both_directory_info.access_time);
1108 push_nttime(data, 24, file->id_both_directory_info.write_time);
1109 push_nttime(data, 32, file->id_both_directory_info.change_time);
1110 SBVAL(data, 40, file->id_both_directory_info.size);
1111 SBVAL(data, 48, file->id_both_directory_info.alloc_size);
1112 SIVAL(data, 56, file->id_both_directory_info.attrib);
1113 SIVAL(data, 64, file->id_both_directory_info.ea_size);
1114 SCVAL(data, 69, 0); /* reserved */
1115 memset(data+70,0,26);
1116 trans2_push_data_string(req, trans,
1118 &file->id_both_directory_info.short_name,
1119 24, STR_UNICODE | STR_LEN8BIT);
1120 SBVAL(data, 96, file->id_both_directory_info.file_id);
1121 trans2_append_data_string(req, trans, &file->id_both_directory_info.name,
1122 ofs + 60, STR_TERMINATE_ASCII);
1123 data = trans->out.data.data + ofs;
1124 SIVAL(data, 0, trans->out.data.length - ofs);
1129 /* callback function for trans2 findfirst/findnext */
1130 static BOOL find_callback(void *private, union smb_search_data *file)
1132 struct find_state *state = (struct find_state *)private;
1133 struct smb_trans2 *trans = state->trans;
1136 old_length = trans->out.data.length;
1138 find_fill_info(state->req, trans, state, file);
1140 /* see if we have gone beyond the user specified maximum */
1141 if (trans->out.data.length > trans->in.max_data) {
1142 /* restore the old length and tell the backend to stop */
1143 trans2_grow_data(state->req, trans, old_length);
1147 state->last_entry_offset = old_length;
1153 trans2 findfirst implementation
1155 static NTSTATUS trans2_findfirst(struct smbsrv_request *req, struct smb_trans2 *trans)
1157 union smb_search_first search;
1161 struct find_state state;
1163 /* make sure we got all the parameters */
1164 if (trans->in.params.length < 14) {
1165 return NT_STATUS_FOOBAR;
1168 search.t2ffirst.in.search_attrib = SVAL(trans->in.params.data, 0);
1169 search.t2ffirst.in.max_count = SVAL(trans->in.params.data, 2);
1170 search.t2ffirst.in.flags = SVAL(trans->in.params.data, 4);
1171 level = SVAL(trans->in.params.data, 6);
1172 search.t2ffirst.in.storage_type = IVAL(trans->in.params.data, 8);
1174 trans2_pull_blob_string(req, &trans->in.params, 12, &search.t2ffirst.in.pattern, 0);
1175 if (search.t2ffirst.in.pattern == NULL) {
1176 return NT_STATUS_FOOBAR;
1179 search.t2ffirst.level = (enum smb_search_level)level;
1180 if (search.t2ffirst.level >= RAW_SEARCH_GENERIC) {
1181 return NT_STATUS_INVALID_LEVEL;
1184 /* setup the private state structure that the backend will give us in the callback */
1186 state.trans = trans;
1187 state.level = search.t2ffirst.level;
1188 state.last_entry_offset = 0;
1189 state.flags = search.t2ffirst.in.flags;
1191 /* setup for just a header in the reply */
1192 trans2_setup_reply(req, trans, 10, 0, 0);
1194 /* call the backend */
1195 status = ntvfs_search_first(req, &search, &state, find_callback);
1196 if (!NT_STATUS_IS_OK(status)) {
1197 trans2_setup_reply(req, trans, 0, 0, 0);
1201 /* fill in the findfirst reply header */
1202 param = trans->out.params.data;
1203 SSVAL(param, VWV(0), search.t2ffirst.out.handle);
1204 SSVAL(param, VWV(1), search.t2ffirst.out.count);
1205 SSVAL(param, VWV(2), search.t2ffirst.out.end_of_search);
1206 SSVAL(param, VWV(3), 0);
1207 SSVAL(param, VWV(4), state.last_entry_offset);
1209 return NT_STATUS_OK;
1214 trans2 findnext implementation
1216 static NTSTATUS trans2_findnext(struct smbsrv_request *req, struct smb_trans2 *trans)
1218 union smb_search_next search;
1222 struct find_state state;
1224 /* make sure we got all the parameters */
1225 if (trans->in.params.length < 12) {
1226 return NT_STATUS_FOOBAR;
1229 search.t2fnext.in.handle = SVAL(trans->in.params.data, 0);
1230 search.t2fnext.in.max_count = SVAL(trans->in.params.data, 2);
1231 level = SVAL(trans->in.params.data, 4);
1232 search.t2fnext.in.resume_key = IVAL(trans->in.params.data, 6);
1233 search.t2fnext.in.flags = SVAL(trans->in.params.data, 10);
1235 trans2_pull_blob_string(req, &trans->in.params, 12, &search.t2fnext.in.last_name, 0);
1236 if (search.t2fnext.in.last_name == NULL) {
1237 return NT_STATUS_FOOBAR;
1240 search.t2fnext.level = (enum smb_search_level)level;
1241 if (search.t2fnext.level >= RAW_SEARCH_GENERIC) {
1242 return NT_STATUS_INVALID_LEVEL;
1245 /* setup the private state structure that the backend will give us in the callback */
1247 state.trans = trans;
1248 state.level = search.t2fnext.level;
1249 state.last_entry_offset = 0;
1250 state.flags = search.t2fnext.in.flags;
1252 /* setup for just a header in the reply */
1253 trans2_setup_reply(req, trans, 8, 0, 0);
1255 /* call the backend */
1256 status = ntvfs_search_next(req, &search, &state, find_callback);
1257 if (!NT_STATUS_IS_OK(status)) {
1261 /* fill in the findfirst reply header */
1262 param = trans->out.params.data;
1263 SSVAL(param, VWV(0), search.t2fnext.out.count);
1264 SSVAL(param, VWV(1), search.t2fnext.out.end_of_search);
1265 SSVAL(param, VWV(2), 0);
1266 SSVAL(param, VWV(3), state.last_entry_offset);
1268 return NT_STATUS_OK;
1273 backend for trans2 requests
1275 static NTSTATUS trans2_backend(struct smbsrv_request *req, struct smb_trans2 *trans)
1279 /* direct trans2 pass thru */
1280 status = ntvfs_trans2(req, trans);
1281 if (!NT_STATUS_EQUAL(NT_STATUS_NOT_IMPLEMENTED, status)) {
1285 /* must have at least one setup word */
1286 if (trans->in.setup_count < 1) {
1287 return NT_STATUS_FOOBAR;
1290 /* the trans2 command is in setup[0] */
1291 switch (trans->in.setup[0]) {
1292 case TRANSACT2_FINDFIRST:
1293 return trans2_findfirst(req, trans);
1294 case TRANSACT2_FINDNEXT:
1295 return trans2_findnext(req, trans);
1296 case TRANSACT2_QPATHINFO:
1297 return trans2_qpathinfo(req, trans);
1298 case TRANSACT2_QFILEINFO:
1299 return trans2_qfileinfo(req, trans);
1300 case TRANSACT2_SETFILEINFO:
1301 return trans2_setfileinfo(req, trans);
1302 case TRANSACT2_SETPATHINFO:
1303 return trans2_setpathinfo(req, trans);
1304 case TRANSACT2_QFSINFO:
1305 return trans2_qfsinfo(req, trans);
1306 case TRANSACT2_OPEN:
1307 return trans2_open(req, trans);
1310 /* an unknown trans2 command */
1311 return NT_STATUS_FOOBAR;
1314 /****************************************************************************
1315 Reply to an SMBtrans or SMBtrans2 request
1316 ****************************************************************************/
1317 void reply_trans_generic(struct smbsrv_request *req, uint8_t command)
1319 struct smb_trans2 trans;
1321 uint16_t param_ofs, data_ofs;
1322 uint16_t param_count, data_count;
1323 uint16_t params_left, data_left;
1324 uint16_t param_total, data_total;
1325 uint8_t *params, *data;
1329 if (req->in.wct < 14) {
1330 req_reply_error(req, NT_STATUS_FOOBAR);
1334 param_total = SVAL(req->in.vwv, VWV(0));
1335 data_total = SVAL(req->in.vwv, VWV(1));
1336 trans.in.max_param = SVAL(req->in.vwv, VWV(2));
1337 trans.in.max_data = SVAL(req->in.vwv, VWV(3));
1338 trans.in.max_setup = CVAL(req->in.vwv, VWV(4));
1339 trans.in.flags = SVAL(req->in.vwv, VWV(5));
1340 trans.in.timeout = IVAL(req->in.vwv, VWV(6));
1341 param_count = SVAL(req->in.vwv, VWV(9));
1342 param_ofs = SVAL(req->in.vwv, VWV(10));
1343 data_count = SVAL(req->in.vwv, VWV(11));
1344 data_ofs = SVAL(req->in.vwv, VWV(12));
1345 trans.in.setup_count = CVAL(req->in.vwv, VWV(13));
1347 if (req->in.wct != 14 + trans.in.setup_count) {
1348 req_reply_dos_error(req, ERRSRV, ERRerror);
1352 /* parse out the setup words */
1353 trans.in.setup = talloc_array_p(req, uint16_t, trans.in.setup_count);
1354 if (trans.in.setup_count && !trans.in.setup) {
1355 req_reply_error(req, NT_STATUS_NO_MEMORY);
1358 for (i=0;i<trans.in.setup_count;i++) {
1359 trans.in.setup[i] = SVAL(req->in.vwv, VWV(14+i));
1362 if (command == SMBtrans) {
1363 req_pull_string(req, &trans.in.trans_name, req->in.data, -1, STR_TERMINATE);
1366 if (!req_pull_blob(req, req->in.hdr + param_ofs, param_count, &trans.in.params) ||
1367 !req_pull_blob(req, req->in.hdr + data_ofs, data_count, &trans.in.data)) {
1368 req_reply_error(req, NT_STATUS_FOOBAR);
1372 /* is it a partial request? if so, then send a 'send more' message */
1373 if (param_total > param_count ||
1374 data_total > data_count) {
1375 DEBUG(0,("REWRITE: not handling partial trans requests!\n"));
1379 /* its a full request, give it to the backend */
1380 if (command == SMBtrans) {
1381 status = ntvfs_trans(req, &trans);
1383 status = trans2_backend(req, &trans);
1386 if (NT_STATUS_IS_ERR(status)) {
1387 req_reply_error(req, status);
1391 params_left = trans.out.params.length;
1392 data_left = trans.out.data.length;
1393 params = trans.out.params.data;
1394 data = trans.out.data.data;
1397 req_setup_reply(req, 10 + trans.out.setup_count, 0);
1399 if (!NT_STATUS_IS_OK(status)) {
1400 req_setup_error(req, status);
1403 /* we need to divide up the reply into chunks that fit into
1404 the negotiated buffer size */
1406 uint16_t this_data, this_param, max_bytes;
1407 uint_t align1 = 1, align2 = (params_left ? 2 : 0);
1408 struct smbsrv_request *this_req;
1410 max_bytes = req_max_data(req) - (align1 + align2);
1412 this_param = params_left;
1413 if (this_param > max_bytes) {
1414 this_param = max_bytes;
1416 max_bytes -= this_param;
1418 this_data = data_left;
1419 if (this_data > max_bytes) {
1420 this_data = max_bytes;
1423 /* don't destroy unless this is the last chunk */
1424 if (params_left - this_param != 0 ||
1425 data_left - this_data != 0) {
1426 this_req = req_setup_secondary(req);
1431 req_grow_data(this_req, this_param + this_data + (align1 + align2));
1433 SSVAL(this_req->out.vwv, VWV(0), trans.out.params.length);
1434 SSVAL(this_req->out.vwv, VWV(1), trans.out.data.length);
1435 SSVAL(this_req->out.vwv, VWV(2), 0);
1437 SSVAL(this_req->out.vwv, VWV(3), this_param);
1438 SSVAL(this_req->out.vwv, VWV(4), align1 + PTR_DIFF(this_req->out.data, this_req->out.hdr));
1439 SSVAL(this_req->out.vwv, VWV(5), PTR_DIFF(params, trans.out.params.data));
1441 SSVAL(this_req->out.vwv, VWV(6), this_data);
1442 SSVAL(this_req->out.vwv, VWV(7), align1 + align2 +
1443 PTR_DIFF(this_req->out.data + this_param, this_req->out.hdr));
1444 SSVAL(this_req->out.vwv, VWV(8), PTR_DIFF(data, trans.out.data.data));
1446 SSVAL(this_req->out.vwv, VWV(9), trans.out.setup_count);
1447 for (i=0;i<trans.out.setup_count;i++) {
1448 SSVAL(this_req->out.vwv, VWV(10+i), trans.out.setup[i]);
1451 memset(this_req->out.data, 0, align1);
1452 if (this_param != 0) {
1453 memcpy(this_req->out.data + align1, params, this_param);
1455 memset(this_req->out.data+this_param+align1, 0, align2);
1456 if (this_data != 0) {
1457 memcpy(this_req->out.data+this_param+align1+align2, data, this_data);
1460 params_left -= this_param;
1461 data_left -= this_data;
1462 params += this_param;
1465 req_send_reply(this_req);
1466 } while (params_left != 0 || data_left != 0);
1470 /****************************************************************************
1471 Reply to an SMBtrans2
1472 ****************************************************************************/
1473 void reply_trans2(struct smbsrv_request *req)
1475 reply_trans_generic(req, SMBtrans2);
1478 /****************************************************************************
1479 Reply to an SMBtrans
1480 ****************************************************************************/
1481 void reply_trans(struct smbsrv_request *req)
1483 reply_trans_generic(req, SMBtrans);
1486 /****************************************************************************
1487 Reply to an SMBtranss2 request
1488 ****************************************************************************/
1489 void reply_transs2(struct smbsrv_request *req)
1491 req_reply_error(req, NT_STATUS_FOOBAR);