2 Unix SMB/CIFS implementation.
3 SMB NT transaction handling
4 Copyright (C) Jeremy Allison 1994-1998
5 Copyright (C) Stefan (metze) Metzmacher 2003
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 3 of the License, or
10 (at your option) any later version.
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with this program; if not, write to the Free Software
19 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
25 extern enum protocol_types Protocol;
26 extern int smb_read_error;
27 extern struct current_user current_user;
29 static const char *known_nt_pipes[] = {
50 static char *nttrans_realloc(char **ptr, size_t size)
53 smb_panic("nttrans_realloc() called with NULL ptr");
56 *ptr = (char *)SMB_REALLOC(*ptr, size);
60 memset(*ptr,'\0',size);
64 /****************************************************************************
65 Send the required number of replies back.
66 We assume all fields other than the data fields are
67 set correctly for the type of call.
68 HACK ! Always assumes smb_setup field is zero.
69 ****************************************************************************/
71 int send_nt_replies(const char *inbuf,
80 int data_to_send = datasize;
81 int params_to_send = paramsize;
85 int params_sent_thistime, data_sent_thistime, total_sent_thistime;
86 int alignment_offset = 3;
87 int data_alignment_offset = 0;
90 * Initially set the wcnt area to be 18 - this is true for all
94 set_message(inbuf,outbuf,18,0,True);
96 if (NT_STATUS_V(nt_error)) {
101 * If there genuinely are no parameters or data to send just send
105 if(params_to_send == 0 && data_to_send == 0) {
107 if (!send_smb(smbd_server_fd(),outbuf)) {
108 exit_server_cleanly("send_nt_replies: send_smb failed.");
114 * When sending params and data ensure that both are nicely aligned.
115 * Only do this alignment when there is also data to send - else
116 * can cause NT redirector problems.
119 if (((params_to_send % 4) != 0) && (data_to_send != 0)) {
120 data_alignment_offset = 4 - (params_to_send % 4);
124 * Space is bufsize minus Netbios over TCP header minus SMB header.
125 * The alignment_offset is to align the param bytes on a four byte
126 * boundary (2 bytes for data len, one byte pad).
127 * NT needs this to work correctly.
130 useable_space = bufsize - ((smb_buf(outbuf)+
131 alignment_offset+data_alignment_offset) -
135 * useable_space can never be more than max_send minus the
139 useable_space = MIN(useable_space,
140 max_send - (alignment_offset+data_alignment_offset));
143 while (params_to_send || data_to_send) {
146 * Calculate whether we will totally or partially fill this packet.
149 total_sent_thistime = params_to_send + data_to_send +
150 alignment_offset + data_alignment_offset;
153 * We can never send more than useable_space.
156 total_sent_thistime = MIN(total_sent_thistime, useable_space);
158 set_message(inbuf,outbuf, 18, total_sent_thistime, True);
161 * Set total params and data to be sent.
164 SIVAL(outbuf,smb_ntr_TotalParameterCount,paramsize);
165 SIVAL(outbuf,smb_ntr_TotalDataCount,datasize);
168 * Calculate how many parameters and data we can fit into
169 * this packet. Parameters get precedence.
172 params_sent_thistime = MIN(params_to_send,useable_space);
173 data_sent_thistime = useable_space - params_sent_thistime;
174 data_sent_thistime = MIN(data_sent_thistime,data_to_send);
176 SIVAL(outbuf,smb_ntr_ParameterCount,params_sent_thistime);
178 if(params_sent_thistime == 0) {
179 SIVAL(outbuf,smb_ntr_ParameterOffset,0);
180 SIVAL(outbuf,smb_ntr_ParameterDisplacement,0);
183 * smb_ntr_ParameterOffset is the offset from the start of the SMB header to the
184 * parameter bytes, however the first 4 bytes of outbuf are
185 * the Netbios over TCP header. Thus use smb_base() to subtract
186 * them from the calculation.
189 SIVAL(outbuf,smb_ntr_ParameterOffset,
190 ((smb_buf(outbuf)+alignment_offset) - smb_base(outbuf)));
192 * Absolute displacement of param bytes sent in this packet.
195 SIVAL(outbuf,smb_ntr_ParameterDisplacement,pp - params);
199 * Deal with the data portion.
202 SIVAL(outbuf,smb_ntr_DataCount, data_sent_thistime);
204 if(data_sent_thistime == 0) {
205 SIVAL(outbuf,smb_ntr_DataOffset,0);
206 SIVAL(outbuf,smb_ntr_DataDisplacement, 0);
209 * The offset of the data bytes is the offset of the
210 * parameter bytes plus the number of parameters being sent this time.
213 SIVAL(outbuf,smb_ntr_DataOffset,((smb_buf(outbuf)+alignment_offset) -
214 smb_base(outbuf)) + params_sent_thistime + data_alignment_offset);
215 SIVAL(outbuf,smb_ntr_DataDisplacement, pd - pdata);
219 * Copy the param bytes into the packet.
222 if(params_sent_thistime) {
223 memcpy((smb_buf(outbuf)+alignment_offset),pp,params_sent_thistime);
227 * Copy in the data bytes
230 if(data_sent_thistime) {
231 memcpy(smb_buf(outbuf)+alignment_offset+params_sent_thistime+
232 data_alignment_offset,pd,data_sent_thistime);
235 DEBUG(9,("nt_rep: params_sent_thistime = %d, data_sent_thistime = %d, useable_space = %d\n",
236 params_sent_thistime, data_sent_thistime, useable_space));
237 DEBUG(9,("nt_rep: params_to_send = %d, data_to_send = %d, paramsize = %d, datasize = %d\n",
238 params_to_send, data_to_send, paramsize, datasize));
240 /* Send the packet */
242 if (!send_smb(smbd_server_fd(),outbuf)) {
243 exit_server_cleanly("send_nt_replies: send_smb failed.");
246 pp += params_sent_thistime;
247 pd += data_sent_thistime;
249 params_to_send -= params_sent_thistime;
250 data_to_send -= data_sent_thistime;
256 if(params_to_send < 0 || data_to_send < 0) {
257 DEBUG(0,("send_nt_replies failed sanity check pts = %d, dts = %d\n!!!",
258 params_to_send, data_to_send));
266 /****************************************************************************
267 Is it an NTFS stream name ?
268 ****************************************************************************/
270 BOOL is_ntfs_stream_name(const char *fname)
272 if (lp_posix_pathnames()) {
275 return (strchr_m(fname, ':') != NULL) ? True : False;
278 struct case_semantics_state {
279 connection_struct *conn;
282 BOOL short_case_preserve;
285 /****************************************************************************
286 Restore case semantics.
287 ****************************************************************************/
288 static int restore_case_semantics(struct case_semantics_state *state)
290 state->conn->case_sensitive = state->case_sensitive;
291 state->conn->case_preserve = state->case_preserve;
292 state->conn->short_case_preserve = state->short_case_preserve;
296 /****************************************************************************
298 ****************************************************************************/
299 static struct case_semantics_state *set_posix_case_semantics(TALLOC_CTX *mem_ctx,
300 connection_struct *conn)
302 struct case_semantics_state *result;
304 if (!(result = talloc(mem_ctx, struct case_semantics_state))) {
305 DEBUG(0, ("talloc failed\n"));
309 result->case_sensitive = conn->case_sensitive;
310 result->case_preserve = conn->case_preserve;
311 result->short_case_preserve = conn->short_case_preserve;
314 conn->case_sensitive = True;
315 conn->case_preserve = True;
316 conn->short_case_preserve = True;
318 talloc_set_destructor(result, restore_case_semantics);
323 /****************************************************************************
324 Reply to an NT create and X call on a pipe.
325 ****************************************************************************/
327 static int nt_open_pipe(char *fname, connection_struct *conn,
328 char *inbuf, char *outbuf, int *ppnum)
330 smb_np_struct *p = NULL;
331 uint16 vuid = SVAL(inbuf, smb_uid);
334 DEBUG(4,("nt_open_pipe: Opening pipe %s.\n", fname));
336 /* See if it is one we want to handle. */
338 if (lp_disable_spoolss() && strequal(fname, "\\spoolss")) {
339 return(ERROR_BOTH(NT_STATUS_OBJECT_NAME_NOT_FOUND,ERRDOS,ERRbadpipe));
342 for( i = 0; known_nt_pipes[i]; i++ ) {
343 if( strequal(fname,known_nt_pipes[i])) {
348 if ( known_nt_pipes[i] == NULL ) {
349 return(ERROR_BOTH(NT_STATUS_OBJECT_NAME_NOT_FOUND,ERRDOS,ERRbadpipe));
352 /* Strip \\ off the name. */
355 DEBUG(3,("nt_open_pipe: Known pipe %s opening.\n", fname));
357 p = open_rpc_pipe_p(fname, conn, vuid);
359 return(ERROR_DOS(ERRSRV,ERRnofids));
362 /* TODO: Add pipe to db */
364 if ( !store_pipe_opendb( p ) ) {
365 DEBUG(3,("nt_open_pipe: failed to store %s pipe open.\n", fname));
372 /****************************************************************************
373 Reply to an NT create and X call for pipes.
374 ****************************************************************************/
376 static int do_ntcreate_pipe_open(connection_struct *conn,
377 char *inbuf,char *outbuf,int length,int bufsize)
383 uint32 flags = IVAL(inbuf,smb_ntcreate_Flags);
385 srvstr_pull_buf(inbuf, SVAL(inbuf, smb_flg2), fname, smb_buf(inbuf),
386 sizeof(fname), STR_TERMINATE);
388 if ((ret = nt_open_pipe(fname, conn, inbuf, outbuf, &pnum)) != 0) {
393 * Deal with pipe return.
396 if (flags & EXTENDED_RESPONSE_REQUIRED) {
397 /* This is very strange. We
398 * return 50 words, but only set
399 * the wcnt to 42 ? It's definately
400 * what happens on the wire....
402 set_message(inbuf,outbuf,50,0,True);
403 SCVAL(outbuf,smb_wct,42);
405 set_message(inbuf,outbuf,34,0,True);
408 p = outbuf + smb_vwv2;
412 SIVAL(p,0,FILE_WAS_OPENED);
415 SIVAL(p,0,FILE_ATTRIBUTE_NORMAL); /* File Attributes. */
418 SSVAL(p,0,FILE_TYPE_MESSAGE_MODE_PIPE);
420 SSVAL(p,2, 0x5FF); /* ? */
423 if (flags & EXTENDED_RESPONSE_REQUIRED) {
425 SIVAL(p,0,FILE_GENERIC_ALL);
427 * For pipes W2K3 seems to return
429 * This is ((FILE_GENERIC_READ|FILE_GENERIC_WRITE) & ~FILE_APPEND_DATA)
431 SIVAL(p,4,(FILE_GENERIC_READ|FILE_GENERIC_WRITE)&~FILE_APPEND_DATA);
434 DEBUG(5,("do_ntcreate_pipe_open: open pipe = %s\n", fname));
436 return chain_reply(inbuf,outbuf,length,bufsize);
439 /****************************************************************************
440 Reply to an NT create and X call for a quota file.
441 ****************************************************************************/
443 int reply_ntcreate_and_X_quota(connection_struct *conn,
448 enum FAKE_FILE_TYPE fake_file_type,
453 uint32 desired_access = IVAL(inbuf,smb_ntcreate_DesiredAccess);
457 status = open_fake_file(conn, fake_file_type, fname, desired_access,
460 if (!NT_STATUS_IS_OK(status)) {
461 return ERROR_NT(status);
464 set_message(inbuf,outbuf,34,0,True);
466 p = outbuf + smb_vwv2;
468 /* SCVAL(p,0,NO_OPLOCK_RETURN); */
470 SSVAL(p,0,fsp->fnum);
472 DEBUG(5,("reply_ntcreate_and_X_quota: fnum = %d, open name = %s\n", fsp->fnum, fsp->fsp_name));
474 result = chain_reply(inbuf,outbuf,length,bufsize);
478 /****************************************************************************
479 Reply to an NT create and X call.
480 ****************************************************************************/
482 int reply_ntcreate_and_X(connection_struct *conn,
483 char *inbuf,char *outbuf,int length,int bufsize)
487 uint32 flags = IVAL(inbuf,smb_ntcreate_Flags);
488 uint32 access_mask = IVAL(inbuf,smb_ntcreate_DesiredAccess);
489 uint32 file_attributes = IVAL(inbuf,smb_ntcreate_FileAttributes);
490 uint32 share_access = IVAL(inbuf,smb_ntcreate_ShareAccess);
491 uint32 create_disposition = IVAL(inbuf,smb_ntcreate_CreateDisposition);
492 uint32 create_options = IVAL(inbuf,smb_ntcreate_CreateOptions);
493 uint16 root_dir_fid = (uint16)IVAL(inbuf,smb_ntcreate_RootDirectoryFid);
494 /* Breakout the oplock request bits so we can set the
495 reply bits separately. */
496 int oplock_request = 0;
498 SMB_OFF_T file_len = 0;
499 SMB_STRUCT_STAT sbuf;
501 files_struct *fsp = NULL;
503 struct timespec c_timespec;
504 struct timespec a_timespec;
505 struct timespec m_timespec;
506 BOOL extended_oplock_granted = False;
508 struct smb_request req;
509 struct case_semantics_state *case_state = NULL;
511 START_PROFILE(SMBntcreateX);
513 DEBUG(10,("reply_ntcreate_and_X: flags = 0x%x, access_mask = 0x%x "
514 "file_attributes = 0x%x, share_access = 0x%x, "
515 "create_disposition = 0x%x create_options = 0x%x "
516 "root_dir_fid = 0x%x\n",
518 (unsigned int)access_mask,
519 (unsigned int)file_attributes,
520 (unsigned int)share_access,
521 (unsigned int)create_disposition,
522 (unsigned int)create_options,
523 (unsigned int)root_dir_fid ));
525 init_smb_request(&req, (uint8 *)inbuf);
528 * If it's an IPC, use the pipe handler.
532 if (lp_nt_pipe_support()) {
533 END_PROFILE(SMBntcreateX);
534 return do_ntcreate_pipe_open(conn,inbuf,outbuf,length,bufsize);
536 END_PROFILE(SMBntcreateX);
537 return(ERROR_DOS(ERRDOS,ERRnoaccess));
541 if (create_options & FILE_OPEN_BY_FILE_ID) {
542 END_PROFILE(SMBntcreateX);
543 return ERROR_NT(NT_STATUS_NOT_SUPPORTED);
550 if(root_dir_fid != 0) {
552 * This filename is relative to a directory fid.
555 files_struct *dir_fsp = file_fsp(inbuf,smb_ntcreate_RootDirectoryFid);
559 END_PROFILE(SMBntcreateX);
560 return ERROR_DOS(ERRDOS,ERRbadfid);
563 if(!dir_fsp->is_directory) {
565 srvstr_get_path(inbuf, SVAL(inbuf,smb_flg2), fname,
566 smb_buf(inbuf), sizeof(fname), 0,
567 STR_TERMINATE, &status);
568 if (!NT_STATUS_IS_OK(status)) {
569 END_PROFILE(SMBntcreateX);
570 return ERROR_NT(status);
574 * Check to see if this is a mac fork of some kind.
577 if( is_ntfs_stream_name(fname)) {
578 END_PROFILE(SMBntcreateX);
579 return ERROR_NT(NT_STATUS_OBJECT_PATH_NOT_FOUND);
583 we need to handle the case when we get a
584 relative open relative to a file and the
585 pathname is blank - this is a reopen!
586 (hint from demyn plantenberg)
589 END_PROFILE(SMBntcreateX);
590 return(ERROR_DOS(ERRDOS,ERRbadfid));
594 * Copy in the base directory name.
597 pstrcpy( fname, dir_fsp->fsp_name );
598 dir_name_len = strlen(fname);
601 * Ensure it ends in a '\'.
604 if((fname[dir_name_len-1] != '\\') && (fname[dir_name_len-1] != '/')) {
609 srvstr_get_path(inbuf, SVAL(inbuf,smb_flg2), rel_fname,
610 smb_buf(inbuf), sizeof(rel_fname), 0,
611 STR_TERMINATE, &status);
612 if (!NT_STATUS_IS_OK(status)) {
613 END_PROFILE(SMBntcreateX);
614 return ERROR_NT(status);
616 pstrcat(fname, rel_fname);
618 srvstr_get_path(inbuf, SVAL(inbuf,smb_flg2), fname,
619 smb_buf(inbuf), sizeof(fname), 0,
620 STR_TERMINATE, &status);
621 if (!NT_STATUS_IS_OK(status)) {
622 END_PROFILE(SMBntcreateX);
623 return ERROR_NT(status);
627 * Check to see if this is a mac fork of some kind.
630 if( is_ntfs_stream_name(fname)) {
631 enum FAKE_FILE_TYPE fake_file_type = is_fake_file(fname);
632 if (fake_file_type!=FAKE_FILE_TYPE_NONE) {
634 * Here we go! support for changing the disk quotas --metze
636 * We need to fake up to open this MAGIC QUOTA file
637 * and return a valid FID.
639 * w2k close this file directly after openening
640 * xp also tries a QUERY_FILE_INFO on the file and then close it
642 result = reply_ntcreate_and_X_quota(conn, inbuf, outbuf, length, bufsize,
643 fake_file_type, fname);
644 END_PROFILE(SMBntcreateX);
647 END_PROFILE(SMBntcreateX);
648 return ERROR_NT(NT_STATUS_OBJECT_PATH_NOT_FOUND);
654 * Now contruct the smb_open_mode value from the filename,
655 * desired access and the share access.
657 status = resolve_dfspath(conn, SVAL(inbuf,smb_flg2) & FLAGS2_DFS_PATHNAMES, fname);
658 if (!NT_STATUS_IS_OK(status)) {
659 END_PROFILE(SMBntcreateX);
660 if (NT_STATUS_EQUAL(status,NT_STATUS_PATH_NOT_COVERED)) {
661 return ERROR_BOTH(NT_STATUS_PATH_NOT_COVERED, ERRSRV, ERRbadpath);
663 return ERROR_NT(status);
666 oplock_request = (flags & REQUEST_OPLOCK) ? EXCLUSIVE_OPLOCK : 0;
667 if (oplock_request) {
668 oplock_request |= (flags & REQUEST_BATCH_OPLOCK) ? BATCH_OPLOCK : 0;
672 * Ordinary file or directory.
676 * Check if POSIX semantics are wanted.
679 if (file_attributes & FILE_FLAG_POSIX_SEMANTICS) {
680 case_state = set_posix_case_semantics(NULL, conn);
681 file_attributes &= ~FILE_FLAG_POSIX_SEMANTICS;
684 status = unix_convert(conn, fname, False, NULL, &sbuf);
685 if (!NT_STATUS_IS_OK(status)) {
686 TALLOC_FREE(case_state);
687 END_PROFILE(SMBntcreateX);
688 return ERROR_NT(status);
690 /* All file access must go through check_name() */
691 status = check_name(conn, fname);
692 if (!NT_STATUS_IS_OK(status)) {
693 TALLOC_FREE(case_state);
694 END_PROFILE(SMBntcreateX);
695 return ERROR_NT(status);
698 /* This is the correct thing to do (check every time) but can_delete is
699 expensive (it may have to read the parent directory permissions). So
700 for now we're not doing it unless we have a strong hint the client
701 is really going to delete this file. If the client is forcing FILE_CREATE
702 let the filesystem take care of the permissions. */
704 /* Setting FILE_SHARE_DELETE is the hint. */
706 if (lp_acl_check_permissions(SNUM(conn))
707 && (create_disposition != FILE_CREATE)
708 && (share_access & FILE_SHARE_DELETE)
709 && (access_mask & DELETE_ACCESS)) {
710 if ((dos_mode(conn, fname, &sbuf) & FILE_ATTRIBUTE_READONLY) ||
711 !can_delete_file_in_directory(conn, fname)) {
712 TALLOC_FREE(case_state);
713 END_PROFILE(SMBntcreateX);
714 return ERROR_NT(NT_STATUS_ACCESS_DENIED);
719 /* We need to support SeSecurityPrivilege for this. */
720 if ((access_mask & SEC_RIGHT_SYSTEM_SECURITY) &&
721 !user_has_privileges(current_user.nt_user_token,
723 TALLOC_FREE(case_state);
724 END_PROFILE(SMBntcreateX);
725 return ERROR_NT(NT_STATUS_PRIVILEGE_NOT_HELD);
730 * If it's a request for a directory open, deal with it separately.
733 if(create_options & FILE_DIRECTORY_FILE) {
735 /* Can't open a temp directory. IFS kit test. */
736 if (file_attributes & FILE_ATTRIBUTE_TEMPORARY) {
737 TALLOC_FREE(case_state);
738 END_PROFILE(SMBntcreateX);
739 return ERROR_NT(NT_STATUS_INVALID_PARAMETER);
743 status = open_directory(conn, &req, fname, &sbuf,
751 TALLOC_FREE(case_state);
753 if(!NT_STATUS_IS_OK(status)) {
754 if (!use_nt_status() && NT_STATUS_EQUAL(
755 status, NT_STATUS_OBJECT_NAME_COLLISION)) {
756 status = NT_STATUS_DOS(ERRDOS, ERRfilexists);
758 END_PROFILE(SMBntcreateX);
759 return ERROR_NT(status);
765 * Ordinary file case.
768 /* NB. We have a potential bug here. If we
769 * cause an oplock break to ourselves, then we
770 * could end up processing filename related
771 * SMB requests whilst we await the oplock
772 * break response. As we may have changed the
773 * filename case semantics to be POSIX-like,
774 * this could mean a filename request could
775 * fail when it should succeed. This is a rare
776 * condition, but eventually we must arrange
777 * to restore the correct case semantics
778 * before issuing an oplock break request to
779 * our client. JRA. */
781 status = open_file_ntcreate(conn, &req, fname, &sbuf,
790 if (!NT_STATUS_IS_OK(status)) {
791 /* We cheat here. There are two cases we
792 * care about. One is a directory rename,
793 * where the NT client will attempt to
794 * open the source directory for
795 * DELETE access. Note that when the
796 * NT client does this it does *not*
797 * set the directory bit in the
798 * request packet. This is translated
799 * into a read/write open
800 * request. POSIX states that any open
801 * for write request on a directory
802 * will generate an EISDIR error, so
803 * we can catch this here and open a
804 * pseudo handle that is flagged as a
805 * directory. The second is an open
806 * for a permissions read only, which
807 * we handle in the open_file_stat case. JRA.
810 if (NT_STATUS_EQUAL(status,
811 NT_STATUS_FILE_IS_A_DIRECTORY)) {
814 * Fail the open if it was explicitly a non-directory file.
817 if (create_options & FILE_NON_DIRECTORY_FILE) {
818 TALLOC_FREE(case_state);
819 END_PROFILE(SMBntcreateX);
820 return ERROR_FORCE_NT(NT_STATUS_FILE_IS_A_DIRECTORY);
824 status = open_directory(conn, &req, fname,
833 if(!NT_STATUS_IS_OK(status)) {
834 TALLOC_FREE(case_state);
835 if (!use_nt_status() && NT_STATUS_EQUAL(
836 status, NT_STATUS_OBJECT_NAME_COLLISION)) {
837 status = NT_STATUS_DOS(ERRDOS, ERRfilexists);
839 END_PROFILE(SMBntcreateX);
840 return ERROR_NT(status);
843 TALLOC_FREE(case_state);
844 END_PROFILE(SMBntcreateX);
845 if (open_was_deferred(SVAL(inbuf,smb_mid))) {
846 /* We have re-scheduled this call. */
849 return ERROR_NT(status);
854 TALLOC_FREE(case_state);
856 file_len = sbuf.st_size;
857 fattr = dos_mode(conn,fname,&sbuf);
859 fattr = FILE_ATTRIBUTE_NORMAL;
861 if (!fsp->is_directory && (fattr & aDIR)) {
862 close_file(fsp,ERROR_CLOSE);
863 END_PROFILE(SMBntcreateX);
864 return ERROR_DOS(ERRDOS,ERRnoaccess);
867 /* Save the requested allocation size. */
868 if ((info == FILE_WAS_CREATED) || (info == FILE_WAS_OVERWRITTEN)) {
869 SMB_BIG_UINT allocation_size = (SMB_BIG_UINT)IVAL(inbuf,smb_ntcreate_AllocationSize);
870 #ifdef LARGE_SMB_OFF_T
871 allocation_size |= (((SMB_BIG_UINT)IVAL(inbuf,smb_ntcreate_AllocationSize + 4)) << 32);
873 if (allocation_size && (allocation_size > (SMB_BIG_UINT)file_len)) {
874 fsp->initial_allocation_size = smb_roundup(fsp->conn, allocation_size);
875 if (fsp->is_directory) {
876 close_file(fsp,ERROR_CLOSE);
877 END_PROFILE(SMBntcreateX);
878 /* Can't set allocation size on a directory. */
879 return ERROR_NT(NT_STATUS_ACCESS_DENIED);
881 if (vfs_allocate_file_space(fsp, fsp->initial_allocation_size) == -1) {
882 close_file(fsp,ERROR_CLOSE);
883 END_PROFILE(SMBntcreateX);
884 return ERROR_NT(NT_STATUS_DISK_FULL);
887 fsp->initial_allocation_size = smb_roundup(fsp->conn,(SMB_BIG_UINT)file_len);
892 * If the caller set the extended oplock request bit
893 * and we granted one (by whatever means) - set the
894 * correct bit for extended oplock reply.
897 if (oplock_request && lp_fake_oplocks(SNUM(conn))) {
898 extended_oplock_granted = True;
901 if(oplock_request && EXCLUSIVE_OPLOCK_TYPE(fsp->oplock_type)) {
902 extended_oplock_granted = True;
905 if (flags & EXTENDED_RESPONSE_REQUIRED) {
906 /* This is very strange. We
907 * return 50 words, but only set
908 * the wcnt to 42 ? It's definately
909 * what happens on the wire....
911 set_message(inbuf,outbuf,50,0,True);
912 SCVAL(outbuf,smb_wct,42);
914 set_message(inbuf,outbuf,34,0,True);
917 p = outbuf + smb_vwv2;
920 * Currently as we don't support level II oplocks we just report
921 * exclusive & batch here.
924 if (extended_oplock_granted) {
925 if (flags & REQUEST_BATCH_OPLOCK) {
926 SCVAL(p,0, BATCH_OPLOCK_RETURN);
928 SCVAL(p,0, EXCLUSIVE_OPLOCK_RETURN);
930 } else if (fsp->oplock_type == LEVEL_II_OPLOCK) {
931 SCVAL(p,0, LEVEL_II_OPLOCK_RETURN);
933 SCVAL(p,0,NO_OPLOCK_RETURN);
937 SSVAL(p,0,fsp->fnum);
939 if ((create_disposition == FILE_SUPERSEDE) && (info == FILE_WAS_OVERWRITTEN)) {
940 SIVAL(p,0,FILE_WAS_SUPERSEDED);
947 c_timespec = get_create_timespec(&sbuf,lp_fake_dir_create_times(SNUM(conn)));
948 a_timespec = get_atimespec(&sbuf);
949 m_timespec = get_mtimespec(&sbuf);
951 if (lp_dos_filetime_resolution(SNUM(conn))) {
952 dos_filetime_timespec(&c_timespec);
953 dos_filetime_timespec(&a_timespec);
954 dos_filetime_timespec(&m_timespec);
957 put_long_date_timespec(p, c_timespec); /* create time. */
959 put_long_date_timespec(p, a_timespec); /* access time */
961 put_long_date_timespec(p, m_timespec); /* write time */
963 put_long_date_timespec(p, m_timespec); /* change time */
965 SIVAL(p,0,fattr); /* File Attributes. */
967 SOFF_T(p, 0, get_allocation_size(conn,fsp,&sbuf));
969 SOFF_T(p,0,file_len);
971 if (flags & EXTENDED_RESPONSE_REQUIRED) {
975 SCVAL(p,0,fsp->is_directory ? 1 : 0);
977 if (flags & EXTENDED_RESPONSE_REQUIRED) {
980 if (fsp->is_directory || can_write_to_file(conn, fname, &sbuf)) {
981 perms = FILE_GENERIC_ALL;
983 perms = FILE_GENERIC_READ|FILE_EXECUTE;
988 DEBUG(5,("reply_ntcreate_and_X: fnum = %d, open name = %s\n", fsp->fnum, fsp->fsp_name));
990 result = chain_reply(inbuf,outbuf,length,bufsize);
991 END_PROFILE(SMBntcreateX);
995 /****************************************************************************
996 Reply to a NT_TRANSACT_CREATE call to open a pipe.
997 ****************************************************************************/
999 static int do_nt_transact_create_pipe( connection_struct *conn, char *inbuf, char *outbuf, int length, int bufsize,
1000 uint16 **ppsetup, uint32 setup_count,
1001 char **ppparams, uint32 parameter_count,
1002 char **ppdata, uint32 data_count)
1005 char *params = *ppparams;
1014 * Ensure minimum number of parameters sent.
1017 if(parameter_count < 54) {
1018 DEBUG(0,("do_nt_transact_create_pipe - insufficient parameters (%u)\n", (unsigned int)parameter_count));
1019 return ERROR_DOS(ERRDOS,ERRnoaccess);
1022 flags = IVAL(params,0);
1024 srvstr_get_path(inbuf, SVAL(inbuf,smb_flg2), fname, params+53,
1025 sizeof(fname), parameter_count-53, STR_TERMINATE,
1027 if (!NT_STATUS_IS_OK(status)) {
1028 return ERROR_NT(status);
1031 if ((ret = nt_open_pipe(fname, conn, inbuf, outbuf, &pnum)) != 0) {
1035 /* Realloc the size of parameters and data we will return */
1036 if (flags & EXTENDED_RESPONSE_REQUIRED) {
1037 /* Extended response is 32 more byyes. */
1042 params = nttrans_realloc(ppparams, param_len);
1043 if(params == NULL) {
1044 return ERROR_DOS(ERRDOS,ERRnomem);
1048 SCVAL(p,0,NO_OPLOCK_RETURN);
1053 SIVAL(p,0,FILE_WAS_OPENED);
1057 SIVAL(p,0,FILE_ATTRIBUTE_NORMAL); /* File Attributes. */
1060 SSVAL(p,0,FILE_TYPE_MESSAGE_MODE_PIPE);
1062 SSVAL(p,2, 0x5FF); /* ? */
1065 if (flags & EXTENDED_RESPONSE_REQUIRED) {
1067 SIVAL(p,0,FILE_GENERIC_ALL);
1069 * For pipes W2K3 seems to return
1071 * This is ((FILE_GENERIC_READ|FILE_GENERIC_WRITE) & ~FILE_APPEND_DATA)
1073 SIVAL(p,4,(FILE_GENERIC_READ|FILE_GENERIC_WRITE)&~FILE_APPEND_DATA);
1076 DEBUG(5,("do_nt_transact_create_pipe: open name = %s\n", fname));
1078 /* Send the required number of replies */
1079 send_nt_replies(inbuf, outbuf, bufsize, NT_STATUS_OK, params, param_len, *ppdata, 0);
1084 /****************************************************************************
1085 Internal fn to set security descriptors.
1086 ****************************************************************************/
1088 static NTSTATUS set_sd(files_struct *fsp, char *data, uint32 sd_len, uint32 security_info_sent)
1091 SEC_DESC *psd = NULL;
1092 TALLOC_CTX *mem_ctx;
1095 if (sd_len == 0 || !lp_nt_acl_support(SNUM(fsp->conn))) {
1096 return NT_STATUS_OK;
1100 * Init the parse struct we will unmarshall from.
1103 if ((mem_ctx = talloc_init("set_sd")) == NULL) {
1104 DEBUG(0,("set_sd: talloc_init failed.\n"));
1105 return NT_STATUS_NO_MEMORY;
1108 prs_init(&pd, 0, mem_ctx, UNMARSHALL);
1111 * Setup the prs_struct to point at the memory we just
1115 prs_give_memory( &pd, data, sd_len, False);
1118 * Finally, unmarshall from the data buffer.
1121 if(!sec_io_desc( "sd data", &psd, &pd, 1)) {
1122 DEBUG(0,("set_sd: Error in unmarshalling security descriptor.\n"));
1124 * Return access denied for want of a better error message..
1126 talloc_destroy(mem_ctx);
1127 return NT_STATUS_NO_MEMORY;
1130 if (psd->owner_sid==0) {
1131 security_info_sent &= ~OWNER_SECURITY_INFORMATION;
1133 if (psd->group_sid==0) {
1134 security_info_sent &= ~GROUP_SECURITY_INFORMATION;
1137 security_info_sent &= ~SACL_SECURITY_INFORMATION;
1140 security_info_sent &= ~DACL_SECURITY_INFORMATION;
1143 status = SMB_VFS_FSET_NT_ACL( fsp, fsp->fh->fd, security_info_sent, psd);
1145 talloc_destroy(mem_ctx);
1149 /****************************************************************************
1150 Read a list of EA names and data from an incoming data buffer. Create an ea_list with them.
1151 ****************************************************************************/
1153 static struct ea_list *read_nttrans_ea_list(TALLOC_CTX *ctx, const char *pdata, size_t data_size)
1155 struct ea_list *ea_list_head = NULL;
1158 if (data_size < 4) {
1162 while (offset + 4 <= data_size) {
1163 size_t next_offset = IVAL(pdata,offset);
1164 struct ea_list *eal = read_ea_list_entry(ctx, pdata + offset + 4, data_size - offset - 4, NULL);
1170 DLIST_ADD_END(ea_list_head, eal, struct ea_list *);
1171 if (next_offset == 0) {
1174 offset += next_offset;
1177 return ea_list_head;
1180 /****************************************************************************
1181 Reply to a NT_TRANSACT_CREATE call (needs to process SD's).
1182 ****************************************************************************/
1184 static int call_nt_transact_create(connection_struct *conn, char *inbuf, char *outbuf, int length, int bufsize,
1185 uint16 **ppsetup, uint32 setup_count,
1186 char **ppparams, uint32 parameter_count,
1187 char **ppdata, uint32 data_count, uint32 max_data_count)
1190 char *params = *ppparams;
1191 char *data = *ppdata;
1192 /* Breakout the oplock request bits so we can set the reply bits separately. */
1193 int oplock_request = 0;
1195 SMB_OFF_T file_len = 0;
1196 SMB_STRUCT_STAT sbuf;
1198 files_struct *fsp = NULL;
1200 BOOL extended_oplock_granted = False;
1203 uint32 file_attributes;
1204 uint32 share_access;
1205 uint32 create_disposition;
1206 uint32 create_options;
1209 uint16 root_dir_fid;
1210 struct timespec c_timespec;
1211 struct timespec a_timespec;
1212 struct timespec m_timespec;
1213 struct ea_list *ea_list = NULL;
1214 TALLOC_CTX *ctx = NULL;
1218 struct smb_request req;
1219 struct case_semantics_state *case_state = NULL;
1221 DEBUG(5,("call_nt_transact_create\n"));
1224 * If it's an IPC, use the pipe handler.
1228 if (lp_nt_pipe_support()) {
1229 return do_nt_transact_create_pipe(conn, inbuf, outbuf, length,
1231 ppsetup, setup_count,
1232 ppparams, parameter_count,
1233 ppdata, data_count);
1235 return ERROR_DOS(ERRDOS,ERRnoaccess);
1240 * Ensure minimum number of parameters sent.
1243 if(parameter_count < 54) {
1244 DEBUG(0,("call_nt_transact_create - insufficient parameters (%u)\n", (unsigned int)parameter_count));
1245 return ERROR_NT(NT_STATUS_INVALID_PARAMETER);
1248 init_smb_request(&req, (uint8 *)inbuf);
1250 flags = IVAL(params,0);
1251 access_mask = IVAL(params,8);
1252 file_attributes = IVAL(params,20);
1253 share_access = IVAL(params,24);
1254 create_disposition = IVAL(params,28);
1255 create_options = IVAL(params,32);
1256 sd_len = IVAL(params,36);
1257 ea_len = IVAL(params,40);
1258 root_dir_fid = (uint16)IVAL(params,4);
1260 /* Ensure the data_len is correct for the sd and ea values given. */
1261 if ((ea_len + sd_len > data_count) ||
1262 (ea_len > data_count) || (sd_len > data_count) ||
1263 (ea_len + sd_len < ea_len) || (ea_len + sd_len < sd_len)) {
1264 DEBUG(10,("call_nt_transact_create - ea_len = %u, sd_len = %u, data_count = %u\n",
1265 (unsigned int)ea_len, (unsigned int)sd_len, (unsigned int)data_count ));
1266 return ERROR_NT(NT_STATUS_INVALID_PARAMETER);
1270 if (!lp_ea_support(SNUM(conn))) {
1271 DEBUG(10,("call_nt_transact_create - ea_len = %u but EA's not supported.\n",
1272 (unsigned int)ea_len ));
1273 return ERROR_NT(NT_STATUS_EAS_NOT_SUPPORTED);
1277 DEBUG(10,("call_nt_transact_create - ea_len = %u - too small (should be more than 10)\n",
1278 (unsigned int)ea_len ));
1279 return ERROR_NT(NT_STATUS_INVALID_PARAMETER);
1283 if (create_options & FILE_OPEN_BY_FILE_ID) {
1284 return ERROR_NT(NT_STATUS_NOT_SUPPORTED);
1288 * Get the file name.
1291 if(root_dir_fid != 0) {
1293 * This filename is relative to a directory fid.
1295 files_struct *dir_fsp = file_fsp(params,4);
1296 size_t dir_name_len;
1299 return ERROR_DOS(ERRDOS,ERRbadfid);
1302 if(!dir_fsp->is_directory) {
1303 srvstr_get_path(inbuf, SVAL(inbuf,smb_flg2), fname,
1304 params+53, sizeof(fname),
1305 parameter_count-53, STR_TERMINATE,
1307 if (!NT_STATUS_IS_OK(status)) {
1308 return ERROR_NT(status);
1312 * Check to see if this is a mac fork of some kind.
1315 if( is_ntfs_stream_name(fname)) {
1316 return ERROR_NT(NT_STATUS_OBJECT_PATH_NOT_FOUND);
1319 return ERROR_DOS(ERRDOS,ERRbadfid);
1323 * Copy in the base directory name.
1326 pstrcpy( fname, dir_fsp->fsp_name );
1327 dir_name_len = strlen(fname);
1330 * Ensure it ends in a '\'.
1333 if((fname[dir_name_len-1] != '\\') && (fname[dir_name_len-1] != '/')) {
1334 pstrcat(fname, "/");
1340 srvstr_get_path(inbuf, SVAL(inbuf,smb_flg2), tmpname,
1341 params+53, sizeof(tmpname),
1342 parameter_count-53, STR_TERMINATE,
1344 if (!NT_STATUS_IS_OK(status)) {
1345 return ERROR_NT(status);
1347 pstrcat(fname, tmpname);
1350 srvstr_get_path(inbuf, SVAL(inbuf,smb_flg2), fname, params+53,
1351 sizeof(fname), parameter_count-53,
1352 STR_TERMINATE, &status);
1353 if (!NT_STATUS_IS_OK(status)) {
1354 return ERROR_NT(status);
1358 * Check to see if this is a mac fork of some kind.
1361 if( is_ntfs_stream_name(fname)) {
1362 return ERROR_NT(NT_STATUS_OBJECT_PATH_NOT_FOUND);
1366 oplock_request = (flags & REQUEST_OPLOCK) ? EXCLUSIVE_OPLOCK : 0;
1367 if (oplock_request) {
1368 oplock_request |= (flags & REQUEST_BATCH_OPLOCK) ? BATCH_OPLOCK : 0;
1372 * Ordinary file or directory.
1376 * Check if POSIX semantics are wanted.
1379 if (file_attributes & FILE_FLAG_POSIX_SEMANTICS) {
1380 case_state = set_posix_case_semantics(NULL, conn);
1381 file_attributes &= ~FILE_FLAG_POSIX_SEMANTICS;
1384 status = resolve_dfspath(conn, SVAL(inbuf,smb_flg2) & FLAGS2_DFS_PATHNAMES, fname);
1385 if (!NT_STATUS_IS_OK(status)) {
1386 TALLOC_FREE(case_state);
1387 if (NT_STATUS_EQUAL(status,NT_STATUS_PATH_NOT_COVERED)) {
1388 return ERROR_BOTH(NT_STATUS_PATH_NOT_COVERED, ERRSRV, ERRbadpath);
1390 return ERROR_NT(status);
1393 status = unix_convert(conn, fname, False, NULL, &sbuf);
1394 if (!NT_STATUS_IS_OK(status)) {
1395 TALLOC_FREE(case_state);
1396 return ERROR_NT(status);
1398 /* All file access must go through check_name() */
1399 status = check_name(conn, fname);
1400 if (!NT_STATUS_IS_OK(status)) {
1401 TALLOC_FREE(case_state);
1402 return ERROR_NT(status);
1405 /* This is the correct thing to do (check every time) but can_delete is
1406 expensive (it may have to read the parent directory permissions). So
1407 for now we're not doing it unless we have a strong hint the client
1408 is really going to delete this file. If the client is forcing FILE_CREATE
1409 let the filesystem take care of the permissions. */
1411 /* Setting FILE_SHARE_DELETE is the hint. */
1413 if (lp_acl_check_permissions(SNUM(conn))
1414 && (create_disposition != FILE_CREATE)
1415 && (share_access & FILE_SHARE_DELETE)
1416 && (access_mask & DELETE_ACCESS)) {
1417 if ((dos_mode(conn, fname, &sbuf) & FILE_ATTRIBUTE_READONLY) ||
1418 !can_delete_file_in_directory(conn, fname)) {
1419 TALLOC_FREE(case_state);
1420 return ERROR_NT(NT_STATUS_ACCESS_DENIED);
1425 /* We need to support SeSecurityPrivilege for this. */
1426 if ((access_mask & SEC_RIGHT_SYSTEM_SECURITY) &&
1427 !user_has_privileges(current_user.nt_user_token,
1429 TALLOC_FREE(case_state);
1430 return ERROR_NT(NT_STATUS_PRIVILEGE_NOT_HELD);
1435 pdata = data + sd_len;
1437 /* We have already checked that ea_len <= data_count here. */
1438 ea_list = read_nttrans_ea_list(tmp_talloc_ctx(), pdata,
1441 TALLOC_FREE(case_state);
1442 return ERROR_NT(NT_STATUS_INVALID_PARAMETER);
1447 * If it's a request for a directory open, deal with it separately.
1450 if(create_options & FILE_DIRECTORY_FILE) {
1452 /* Can't open a temp directory. IFS kit test. */
1453 if (file_attributes & FILE_ATTRIBUTE_TEMPORARY) {
1454 TALLOC_FREE(case_state);
1455 return ERROR_NT(NT_STATUS_INVALID_PARAMETER);
1459 * We will get a create directory here if the Win32
1460 * app specified a security descriptor in the
1461 * CreateDirectory() call.
1465 status = open_directory(conn, &req, fname, &sbuf,
1472 if(!NT_STATUS_IS_OK(status)) {
1473 TALLOC_FREE(case_state);
1474 return ERROR_NT(status);
1480 * Ordinary file case.
1483 status = open_file_ntcreate(conn,&req,fname,&sbuf,
1492 if (!NT_STATUS_IS_OK(status)) {
1493 if (NT_STATUS_EQUAL(status,
1494 NT_STATUS_FILE_IS_A_DIRECTORY)) {
1497 * Fail the open if it was explicitly a non-directory file.
1500 if (create_options & FILE_NON_DIRECTORY_FILE) {
1501 TALLOC_FREE(case_state);
1502 return ERROR_FORCE_NT(NT_STATUS_FILE_IS_A_DIRECTORY);
1506 status = open_directory(conn, &req, fname,
1514 if(!NT_STATUS_IS_OK(status)) {
1515 TALLOC_FREE(case_state);
1516 return ERROR_NT(status);
1519 TALLOC_FREE(case_state);
1520 if (open_was_deferred(SVAL(inbuf,smb_mid))) {
1521 /* We have re-scheduled this call. */
1524 return ERROR_NT(status);
1530 * According to the MS documentation, the only time the security
1531 * descriptor is applied to the opened file is iff we *created* the
1532 * file; an existing file stays the same.
1534 * Also, it seems (from observation) that you can open the file with
1535 * any access mask but you can still write the sd. We need to override
1536 * the granted access before we call set_sd
1537 * Patch for bug #2242 from Tom Lackemann <cessnatomny@yahoo.com>.
1540 if (lp_nt_acl_support(SNUM(conn)) && sd_len && info == FILE_WAS_CREATED) {
1541 uint32 saved_access_mask = fsp->access_mask;
1543 /* We have already checked that sd_len <= data_count here. */
1545 fsp->access_mask = FILE_GENERIC_ALL;
1547 status = set_sd( fsp, data, sd_len, ALL_SECURITY_INFORMATION);
1548 if (!NT_STATUS_IS_OK(status)) {
1549 talloc_destroy(ctx);
1550 close_file(fsp,ERROR_CLOSE);
1551 TALLOC_FREE(case_state);
1552 return ERROR_NT(status);
1554 fsp->access_mask = saved_access_mask;
1557 if (ea_len && (info == FILE_WAS_CREATED)) {
1558 status = set_ea(conn, fsp, fname, ea_list);
1559 if (!NT_STATUS_IS_OK(status)) {
1560 close_file(fsp,ERROR_CLOSE);
1561 TALLOC_FREE(case_state);
1562 return ERROR_NT(status);
1566 TALLOC_FREE(case_state);
1568 file_len = sbuf.st_size;
1569 fattr = dos_mode(conn,fname,&sbuf);
1571 fattr = FILE_ATTRIBUTE_NORMAL;
1573 if (!fsp->is_directory && (fattr & aDIR)) {
1574 close_file(fsp,ERROR_CLOSE);
1575 return ERROR_DOS(ERRDOS,ERRnoaccess);
1578 /* Save the requested allocation size. */
1579 if ((info == FILE_WAS_CREATED) || (info == FILE_WAS_OVERWRITTEN)) {
1580 SMB_BIG_UINT allocation_size = (SMB_BIG_UINT)IVAL(params,12);
1581 #ifdef LARGE_SMB_OFF_T
1582 allocation_size |= (((SMB_BIG_UINT)IVAL(params,16)) << 32);
1584 if (allocation_size && (allocation_size > file_len)) {
1585 fsp->initial_allocation_size = smb_roundup(fsp->conn, allocation_size);
1586 if (fsp->is_directory) {
1587 close_file(fsp,ERROR_CLOSE);
1588 /* Can't set allocation size on a directory. */
1589 return ERROR_NT(NT_STATUS_ACCESS_DENIED);
1591 if (vfs_allocate_file_space(fsp, fsp->initial_allocation_size) == -1) {
1592 close_file(fsp,ERROR_CLOSE);
1593 return ERROR_NT(NT_STATUS_DISK_FULL);
1596 fsp->initial_allocation_size = smb_roundup(fsp->conn, (SMB_BIG_UINT)file_len);
1601 * If the caller set the extended oplock request bit
1602 * and we granted one (by whatever means) - set the
1603 * correct bit for extended oplock reply.
1606 if (oplock_request && lp_fake_oplocks(SNUM(conn))) {
1607 extended_oplock_granted = True;
1610 if(oplock_request && EXCLUSIVE_OPLOCK_TYPE(fsp->oplock_type)) {
1611 extended_oplock_granted = True;
1614 /* Realloc the size of parameters and data we will return */
1615 if (flags & EXTENDED_RESPONSE_REQUIRED) {
1616 /* Extended response is 32 more byyes. */
1621 params = nttrans_realloc(ppparams, param_len);
1622 if(params == NULL) {
1623 return ERROR_DOS(ERRDOS,ERRnomem);
1627 if (extended_oplock_granted) {
1628 if (flags & REQUEST_BATCH_OPLOCK) {
1629 SCVAL(p,0, BATCH_OPLOCK_RETURN);
1631 SCVAL(p,0, EXCLUSIVE_OPLOCK_RETURN);
1633 } else if (fsp->oplock_type == LEVEL_II_OPLOCK) {
1634 SCVAL(p,0, LEVEL_II_OPLOCK_RETURN);
1636 SCVAL(p,0,NO_OPLOCK_RETURN);
1640 SSVAL(p,0,fsp->fnum);
1642 if ((create_disposition == FILE_SUPERSEDE) && (info == FILE_WAS_OVERWRITTEN)) {
1643 SIVAL(p,0,FILE_WAS_SUPERSEDED);
1650 c_timespec = get_create_timespec(&sbuf,lp_fake_dir_create_times(SNUM(conn)));
1651 a_timespec = get_atimespec(&sbuf);
1652 m_timespec = get_mtimespec(&sbuf);
1654 if (lp_dos_filetime_resolution(SNUM(conn))) {
1655 dos_filetime_timespec(&c_timespec);
1656 dos_filetime_timespec(&a_timespec);
1657 dos_filetime_timespec(&m_timespec);
1660 put_long_date_timespec(p, c_timespec); /* create time. */
1662 put_long_date_timespec(p, a_timespec); /* access time */
1664 put_long_date_timespec(p, m_timespec); /* write time */
1666 put_long_date_timespec(p, m_timespec); /* change time */
1668 SIVAL(p,0,fattr); /* File Attributes. */
1670 SOFF_T(p, 0, get_allocation_size(conn,fsp,&sbuf));
1672 SOFF_T(p,0,file_len);
1674 if (flags & EXTENDED_RESPONSE_REQUIRED) {
1678 SCVAL(p,0,fsp->is_directory ? 1 : 0);
1680 if (flags & EXTENDED_RESPONSE_REQUIRED) {
1683 if (fsp->is_directory || can_write_to_file(conn, fname, &sbuf)) {
1684 perms = FILE_GENERIC_ALL;
1686 perms = FILE_GENERIC_READ|FILE_EXECUTE;
1691 DEBUG(5,("call_nt_transact_create: open name = %s\n", fname));
1693 /* Send the required number of replies */
1694 send_nt_replies(inbuf, outbuf, bufsize, NT_STATUS_OK, params, param_len, *ppdata, 0);
1699 /****************************************************************************
1700 Reply to a NT CANCEL request.
1701 conn POINTER CAN BE NULL HERE !
1702 ****************************************************************************/
1704 int reply_ntcancel(connection_struct *conn,
1705 char *inbuf,char *outbuf,int length,int bufsize)
1708 * Go through and cancel any pending change notifies.
1711 int mid = SVAL(inbuf,smb_mid);
1712 START_PROFILE(SMBntcancel);
1713 remove_pending_change_notify_requests_by_mid(mid);
1714 remove_pending_lock_requests_by_mid(mid);
1715 srv_cancel_sign_response(mid);
1717 DEBUG(3,("reply_ntcancel: cancel called on mid = %d.\n", mid));
1719 END_PROFILE(SMBntcancel);
1723 /****************************************************************************
1725 ****************************************************************************/
1727 static NTSTATUS copy_internals(connection_struct *conn,
1728 struct smb_request *req,
1729 char *oldname, char *newname, uint32 attrs)
1731 SMB_STRUCT_STAT sbuf1, sbuf2;
1732 pstring last_component_oldname;
1733 pstring last_component_newname;
1734 files_struct *fsp1,*fsp2;
1738 NTSTATUS status = NT_STATUS_OK;
1743 if (!CAN_WRITE(conn)) {
1744 return NT_STATUS_MEDIA_WRITE_PROTECTED;
1747 status = unix_convert(conn, oldname, False, last_component_oldname, &sbuf1);
1748 if (!NT_STATUS_IS_OK(status)) {
1752 status = check_name(conn, oldname);
1753 if (!NT_STATUS_IS_OK(status)) {
1757 /* Source must already exist. */
1758 if (!VALID_STAT(sbuf1)) {
1759 return NT_STATUS_OBJECT_NAME_NOT_FOUND;
1761 /* Ensure attributes match. */
1762 fattr = dos_mode(conn,oldname,&sbuf1);
1763 if ((fattr & ~attrs) & (aHIDDEN | aSYSTEM)) {
1764 return NT_STATUS_NO_SUCH_FILE;
1767 status = unix_convert(conn, newname, False, last_component_newname, &sbuf2);
1768 if (!NT_STATUS_IS_OK(status)) {
1772 status = check_name(conn, newname);
1773 if (!NT_STATUS_IS_OK(status)) {
1777 /* Disallow if newname already exists. */
1778 if (VALID_STAT(sbuf2)) {
1779 return NT_STATUS_OBJECT_NAME_COLLISION;
1782 /* No links from a directory. */
1783 if (S_ISDIR(sbuf1.st_mode)) {
1784 return NT_STATUS_FILE_IS_A_DIRECTORY;
1787 /* Ensure this is within the share. */
1788 status = check_reduced_name(conn, oldname);
1789 if (!NT_STATUS_IS_OK(status)) {
1793 DEBUG(10,("copy_internals: doing file copy %s to %s\n", oldname, newname));
1795 status = open_file_ntcreate(conn, req, oldname, &sbuf1,
1796 FILE_READ_DATA, /* Read-only. */
1797 FILE_SHARE_READ|FILE_SHARE_WRITE|FILE_SHARE_DELETE,
1799 0, /* No create options. */
1800 FILE_ATTRIBUTE_NORMAL,
1804 if (!NT_STATUS_IS_OK(status)) {
1808 status = open_file_ntcreate(conn, req, newname, &sbuf2,
1809 FILE_WRITE_DATA, /* Read-only. */
1810 FILE_SHARE_READ|FILE_SHARE_WRITE|FILE_SHARE_DELETE,
1812 0, /* No create options. */
1817 if (!NT_STATUS_IS_OK(status)) {
1818 close_file(fsp1,ERROR_CLOSE);
1822 if (sbuf1.st_size) {
1823 ret = vfs_transfer_file(fsp1, fsp2, sbuf1.st_size);
1827 * As we are opening fsp1 read-only we only expect
1828 * an error on close on fsp2 if we are out of space.
1829 * Thus we don't look at the error return from the
1832 close_file(fsp1,NORMAL_CLOSE);
1834 /* Ensure the modtime is set correctly on the destination file. */
1835 fsp_set_pending_modtime(fsp2, get_mtimespec(&sbuf1));
1837 status = close_file(fsp2,NORMAL_CLOSE);
1839 /* Grrr. We have to do this as open_file_ntcreate adds aARCH when it
1840 creates the file. This isn't the correct thing to do in the copy
1842 file_set_dosmode(conn, newname, fattr, &sbuf2,
1843 parent_dirname(newname));
1845 if (ret < (SMB_OFF_T)sbuf1.st_size) {
1846 return NT_STATUS_DISK_FULL;
1849 if (!NT_STATUS_IS_OK(status)) {
1850 DEBUG(3,("copy_internals: Error %s copy file %s to %s\n",
1851 nt_errstr(status), oldname, newname));
1856 /****************************************************************************
1857 Reply to a NT rename request.
1858 ****************************************************************************/
1860 int reply_ntrename(connection_struct *conn,
1861 char *inbuf,char *outbuf,int length,int bufsize)
1868 BOOL src_has_wcard = False;
1869 BOOL dest_has_wcard = False;
1870 uint32 attrs = SVAL(inbuf,smb_vwv0);
1871 uint16 rename_type = SVAL(inbuf,smb_vwv1);
1872 struct smb_request req;
1874 START_PROFILE(SMBntrename);
1876 init_smb_request(&req, (uint8 *)inbuf);
1878 p = smb_buf(inbuf) + 1;
1879 p += srvstr_get_path_wcard(inbuf, SVAL(inbuf,smb_flg2), oldname, p,
1880 sizeof(oldname), 0, STR_TERMINATE, &status,
1882 if (!NT_STATUS_IS_OK(status)) {
1883 END_PROFILE(SMBntrename);
1884 return ERROR_NT(status);
1887 if( is_ntfs_stream_name(oldname)) {
1888 /* Can't rename a stream. */
1889 END_PROFILE(SMBntrename);
1890 return ERROR_NT(NT_STATUS_ACCESS_DENIED);
1893 if (ms_has_wild(oldname)) {
1894 END_PROFILE(SMBntrename);
1895 return ERROR_NT(NT_STATUS_OBJECT_PATH_SYNTAX_BAD);
1899 p += srvstr_get_path_wcard(inbuf, SVAL(inbuf,smb_flg2), newname, p,
1900 sizeof(newname), 0, STR_TERMINATE, &status,
1902 if (!NT_STATUS_IS_OK(status)) {
1903 END_PROFILE(SMBntrename);
1904 return ERROR_NT(status);
1907 status = resolve_dfspath(conn, SVAL(inbuf,smb_flg2) & FLAGS2_DFS_PATHNAMES, oldname);
1908 if (!NT_STATUS_IS_OK(status)) {
1909 END_PROFILE(SMBntrename);
1910 if (NT_STATUS_EQUAL(status,NT_STATUS_PATH_NOT_COVERED)) {
1911 return ERROR_BOTH(NT_STATUS_PATH_NOT_COVERED, ERRSRV, ERRbadpath);
1913 return ERROR_NT(status);
1916 status = resolve_dfspath(conn, SVAL(inbuf,smb_flg2) & FLAGS2_DFS_PATHNAMES, newname);
1917 if (!NT_STATUS_IS_OK(status)) {
1918 END_PROFILE(SMBntrename);
1919 if (NT_STATUS_EQUAL(status,NT_STATUS_PATH_NOT_COVERED)) {
1920 return ERROR_BOTH(NT_STATUS_PATH_NOT_COVERED, ERRSRV, ERRbadpath);
1922 return ERROR_NT(status);
1925 DEBUG(3,("reply_ntrename : %s -> %s\n",oldname,newname));
1927 switch(rename_type) {
1928 case RENAME_FLAG_RENAME:
1929 status = rename_internals(conn, &req, oldname, newname,
1930 attrs, False, src_has_wcard,
1933 case RENAME_FLAG_HARD_LINK:
1934 if (src_has_wcard || dest_has_wcard) {
1936 status = NT_STATUS_OBJECT_PATH_SYNTAX_BAD;
1938 status = hardlink_internals(conn, oldname, newname);
1941 case RENAME_FLAG_COPY:
1942 if (src_has_wcard || dest_has_wcard) {
1944 status = NT_STATUS_OBJECT_PATH_SYNTAX_BAD;
1946 status = copy_internals(conn, &req, oldname,
1950 case RENAME_FLAG_MOVE_CLUSTER_INFORMATION:
1951 status = NT_STATUS_INVALID_PARAMETER;
1954 status = NT_STATUS_ACCESS_DENIED; /* Default error. */
1958 if (!NT_STATUS_IS_OK(status)) {
1959 END_PROFILE(SMBntrename);
1960 if (open_was_deferred(SVAL(inbuf,smb_mid))) {
1961 /* We have re-scheduled this call. */
1964 return ERROR_NT(status);
1967 outsize = set_message(inbuf,outbuf,0,0,False);
1969 END_PROFILE(SMBntrename);
1973 /****************************************************************************
1974 Reply to a notify change - queue the request and
1975 don't allow a directory to be opened.
1976 ****************************************************************************/
1978 static int call_nt_transact_notify_change(connection_struct *conn, char *inbuf,
1979 char *outbuf, int length,
1981 uint16 **ppsetup, uint32 setup_count,
1983 uint32 parameter_count,
1984 char **ppdata, uint32 data_count,
1985 uint32 max_data_count,
1986 uint32 max_param_count)
1988 uint16 *setup = *ppsetup;
1994 if(setup_count < 6) {
1995 return ERROR_DOS(ERRDOS,ERRbadfunc);
1998 fsp = file_fsp((char *)setup,4);
1999 filter = IVAL(setup, 0);
2000 recursive = (SVAL(setup, 6) != 0) ? True : False;
2002 DEBUG(3,("call_nt_transact_notify_change\n"));
2005 return ERROR_DOS(ERRDOS,ERRbadfid);
2009 char *filter_string;
2011 if (!(filter_string = notify_filter_string(NULL, filter))) {
2012 return ERROR_NT(NT_STATUS_NO_MEMORY);
2015 DEBUG(3,("call_nt_transact_notify_change: notify change "
2016 "called on %s, filter = %s, recursive = %d\n",
2017 fsp->fsp_name, filter_string, recursive));
2019 TALLOC_FREE(filter_string);
2022 if((!fsp->is_directory) || (conn != fsp->conn)) {
2023 return ERROR_NT(NT_STATUS_INVALID_PARAMETER);
2026 if (fsp->notify == NULL) {
2028 status = change_notify_create(fsp, filter, recursive);
2030 if (!NT_STATUS_IS_OK(status)) {
2031 DEBUG(10, ("change_notify_create returned %s\n",
2032 nt_errstr(status)));
2033 return ERROR_NT(status);
2037 if (fsp->notify->num_changes != 0) {
2040 * We've got changes pending, respond immediately
2044 * TODO: write a torture test to check the filtering behaviour
2048 change_notify_reply(inbuf, fsp->notify);
2051 * change_notify_reply() above has independently sent its
2058 * No changes pending, queue the request
2061 status = change_notify_add_request(inbuf, filter, recursive, fsp);
2062 if (!NT_STATUS_IS_OK(status)) {
2063 return ERROR_NT(status);
2069 /****************************************************************************
2070 Reply to an NT transact rename command.
2071 ****************************************************************************/
2073 static int call_nt_transact_rename(connection_struct *conn, char *inbuf, char *outbuf, int length, int bufsize,
2074 uint16 **ppsetup, uint32 setup_count,
2075 char **ppparams, uint32 parameter_count,
2076 char **ppdata, uint32 data_count, uint32 max_data_count)
2078 char *params = *ppparams;
2080 files_struct *fsp = NULL;
2081 BOOL replace_if_exists = False;
2082 BOOL dest_has_wcard = False;
2084 struct smb_request req;
2086 init_smb_request(&req, (uint8 *)inbuf);
2088 if(parameter_count < 5) {
2089 return ERROR_DOS(ERRDOS,ERRbadfunc);
2092 fsp = file_fsp(params, 0);
2093 replace_if_exists = (SVAL(params,2) & RENAME_REPLACE_IF_EXISTS) ? True : False;
2094 CHECK_FSP(fsp, conn);
2095 srvstr_get_path_wcard(inbuf, SVAL(inbuf,smb_flg2), new_name, params+4,
2096 sizeof(new_name), parameter_count - 4,
2097 STR_TERMINATE, &status, &dest_has_wcard);
2098 if (!NT_STATUS_IS_OK(status)) {
2099 return ERROR_NT(status);
2102 status = rename_internals(conn, &req, fsp->fsp_name,
2103 new_name, 0, replace_if_exists, False, dest_has_wcard);
2105 if (!NT_STATUS_IS_OK(status)) {
2106 if (open_was_deferred(SVAL(inbuf,smb_mid))) {
2107 /* We have re-scheduled this call. */
2110 return ERROR_NT(status);
2114 * Rename was successful.
2116 send_nt_replies(inbuf, outbuf, bufsize, NT_STATUS_OK, NULL, 0, NULL, 0);
2118 DEBUG(3,("nt transact rename from = %s, to = %s succeeded.\n",
2119 fsp->fsp_name, new_name));
2124 /******************************************************************************
2125 Fake up a completely empty SD.
2126 *******************************************************************************/
2128 static size_t get_null_nt_acl(TALLOC_CTX *mem_ctx, SEC_DESC **ppsd)
2132 *ppsd = make_standard_sec_desc( mem_ctx, &global_sid_World, &global_sid_World, NULL, &sd_size);
2134 DEBUG(0,("get_null_nt_acl: Unable to malloc space for security descriptor.\n"));
2141 /****************************************************************************
2142 Reply to query a security descriptor.
2143 ****************************************************************************/
2145 static int call_nt_transact_query_security_desc(connection_struct *conn, char *inbuf, char *outbuf, int length, int bufsize,
2146 uint16 **ppsetup, uint32 setup_count,
2147 char **ppparams, uint32 parameter_count,
2148 char **ppdata, uint32 data_count, uint32 max_data_count)
2150 char *params = *ppparams;
2151 char *data = *ppdata;
2153 SEC_DESC *psd = NULL;
2155 uint32 security_info_wanted;
2156 TALLOC_CTX *mem_ctx;
2157 files_struct *fsp = NULL;
2159 if(parameter_count < 8) {
2160 return ERROR_DOS(ERRDOS,ERRbadfunc);
2163 fsp = file_fsp(params,0);
2165 return ERROR_DOS(ERRDOS,ERRbadfid);
2168 security_info_wanted = IVAL(params,4);
2170 DEBUG(3,("call_nt_transact_query_security_desc: file = %s, info_wanted = 0x%x\n", fsp->fsp_name,
2171 (unsigned int)security_info_wanted ));
2173 params = nttrans_realloc(ppparams, 4);
2174 if(params == NULL) {
2175 return ERROR_DOS(ERRDOS,ERRnomem);
2178 if ((mem_ctx = talloc_init("call_nt_transact_query_security_desc")) == NULL) {
2179 DEBUG(0,("call_nt_transact_query_security_desc: talloc_init failed.\n"));
2180 return ERROR_DOS(ERRDOS,ERRnomem);
2184 * Get the permissions to return.
2187 if (!lp_nt_acl_support(SNUM(conn))) {
2188 sd_size = get_null_nt_acl(mem_ctx, &psd);
2190 sd_size = SMB_VFS_FGET_NT_ACL(fsp, fsp->fh->fd, security_info_wanted, &psd);
2194 talloc_destroy(mem_ctx);
2195 return(UNIXERROR(ERRDOS,ERRnoaccess));
2198 DEBUG(3,("call_nt_transact_query_security_desc: sd_size = %lu.\n",(unsigned long)sd_size));
2200 SIVAL(params,0,(uint32)sd_size);
2202 if(max_data_count < sd_size) {
2204 send_nt_replies(inbuf, outbuf, bufsize, NT_STATUS_BUFFER_TOO_SMALL,
2205 params, 4, *ppdata, 0);
2206 talloc_destroy(mem_ctx);
2211 * Allocate the data we will point this at.
2214 data = nttrans_realloc(ppdata, sd_size);
2216 talloc_destroy(mem_ctx);
2217 return ERROR_DOS(ERRDOS,ERRnomem);
2221 * Init the parse struct we will marshall into.
2224 prs_init(&pd, 0, mem_ctx, MARSHALL);
2227 * Setup the prs_struct to point at the memory we just
2231 prs_give_memory( &pd, data, (uint32)sd_size, False);
2234 * Finally, linearize into the outgoing buffer.
2237 if(!sec_io_desc( "sd data", &psd, &pd, 1)) {
2238 DEBUG(0,("call_nt_transact_query_security_desc: Error in marshalling \
2239 security descriptor.\n"));
2241 * Return access denied for want of a better error message..
2243 talloc_destroy(mem_ctx);
2244 return(UNIXERROR(ERRDOS,ERRnoaccess));
2248 * Now we can delete the security descriptor.
2251 talloc_destroy(mem_ctx);
2253 send_nt_replies(inbuf, outbuf, bufsize, NT_STATUS_OK, params, 4, data,
2258 /****************************************************************************
2259 Reply to set a security descriptor. Map to UNIX perms or POSIX ACLs.
2260 ****************************************************************************/
2262 static int call_nt_transact_set_security_desc(connection_struct *conn, char *inbuf, char *outbuf, int length, int bufsize,
2263 uint16 **ppsetup, uint32 setup_count,
2264 char **ppparams, uint32 parameter_count,
2265 char **ppdata, uint32 data_count, uint32 max_data_count)
2267 char *params= *ppparams;
2268 char *data = *ppdata;
2269 files_struct *fsp = NULL;
2270 uint32 security_info_sent = 0;
2273 if(parameter_count < 8) {
2274 return ERROR_DOS(ERRDOS,ERRbadfunc);
2277 if((fsp = file_fsp(params,0)) == NULL) {
2278 return ERROR_DOS(ERRDOS,ERRbadfid);
2281 if(!lp_nt_acl_support(SNUM(conn))) {
2285 security_info_sent = IVAL(params,4);
2287 DEBUG(3,("call_nt_transact_set_security_desc: file = %s, sent 0x%x\n", fsp->fsp_name,
2288 (unsigned int)security_info_sent ));
2290 if (data_count == 0) {
2291 return ERROR_DOS(ERRDOS, ERRnoaccess);
2294 if (!NT_STATUS_IS_OK(nt_status = set_sd( fsp, data, data_count, security_info_sent))) {
2295 return ERROR_NT(nt_status);
2300 send_nt_replies(inbuf, outbuf, bufsize, NT_STATUS_OK, NULL, 0, NULL, 0);
2304 /****************************************************************************
2306 ****************************************************************************/
2308 static int call_nt_transact_ioctl(connection_struct *conn, char *inbuf, char *outbuf, int length, int bufsize,
2309 uint16 **ppsetup, uint32 setup_count,
2310 char **ppparams, uint32 parameter_count,
2311 char **ppdata, uint32 data_count, uint32 max_data_count)
2318 static BOOL logged_message;
2319 char *pdata = *ppdata;
2321 if (setup_count != 8) {
2322 DEBUG(3,("call_nt_transact_ioctl: invalid setup count %d\n", setup_count));
2323 return ERROR_NT(NT_STATUS_NOT_SUPPORTED);
2326 function = IVAL(*ppsetup, 0);
2327 fidnum = SVAL(*ppsetup, 4);
2328 isFSctl = CVAL(*ppsetup, 6);
2329 compfilter = CVAL(*ppsetup, 7);
2331 DEBUG(10,("call_nt_transact_ioctl: function[0x%08X] FID[0x%04X] isFSctl[0x%02X] compfilter[0x%02X]\n",
2332 function, fidnum, isFSctl, compfilter));
2334 fsp=file_fsp((char *)*ppsetup, 4);
2335 /* this check is done in each implemented function case for now
2336 because I don't want to break anything... --metze
2337 FSP_BELONGS_CONN(fsp,conn);*/
2340 case FSCTL_SET_SPARSE:
2341 /* pretend this succeeded - tho strictly we should
2342 mark the file sparse (if the local fs supports it)
2343 so we can know if we need to pre-allocate or not */
2345 DEBUG(10,("FSCTL_SET_SPARSE: called on FID[0x%04X](but not implemented)\n", fidnum));
2346 send_nt_replies(inbuf, outbuf, bufsize, NT_STATUS_OK, NULL, 0, NULL,
2350 case FSCTL_CREATE_OR_GET_OBJECT_ID:
2352 unsigned char objid[16];
2354 /* This should return the object-id on this file.
2355 * I think I'll make this be the inode+dev. JRA.
2358 DEBUG(10,("FSCTL_CREATE_OR_GET_OBJECT_ID: called on FID[0x%04X]\n",fidnum));
2361 pdata = nttrans_realloc(ppdata, data_count);
2362 if (pdata == NULL) {
2363 return ERROR_NT(NT_STATUS_NO_MEMORY);
2365 push_file_id_16(pdata, &fsp->file_id);
2366 memcpy(pdata+16,create_volume_objectid(conn,objid),16);
2367 push_file_id_16(pdata+32, &fsp->file_id);
2368 send_nt_replies(inbuf, outbuf, bufsize, NT_STATUS_OK, NULL, 0, pdata, data_count);
2372 case FSCTL_GET_REPARSE_POINT:
2373 /* pretend this fail - my winXP does it like this
2377 DEBUG(10,("FSCTL_GET_REPARSE_POINT: called on FID[0x%04X](but not implemented)\n",fidnum));
2378 return ERROR_NT(NT_STATUS_NOT_A_REPARSE_POINT);
2380 case FSCTL_SET_REPARSE_POINT:
2381 /* pretend this fail - I'm assuming this because of the FSCTL_GET_REPARSE_POINT case.
2385 DEBUG(10,("FSCTL_SET_REPARSE_POINT: called on FID[0x%04X](but not implemented)\n",fidnum));
2386 return ERROR_NT(NT_STATUS_NOT_A_REPARSE_POINT);
2388 case FSCTL_GET_SHADOW_COPY_DATA: /* don't know if this name is right...*/
2391 * This is called to retrieve the number of Shadow Copies (a.k.a. snapshots)
2392 * and return their volume names. If max_data_count is 16, then it is just
2393 * asking for the number of volumes and length of the combined names.
2395 * pdata is the data allocated by our caller, but that uses
2396 * total_data_count (which is 0 in our case) rather than max_data_count.
2397 * Allocate the correct amount and return the pointer to let
2398 * it be deallocated when we return.
2400 SHADOW_COPY_DATA *shadow_data = NULL;
2401 TALLOC_CTX *shadow_mem_ctx = NULL;
2402 BOOL labels = False;
2403 uint32 labels_data_count = 0;
2407 FSP_BELONGS_CONN(fsp,conn);
2409 if (max_data_count < 16) {
2410 DEBUG(0,("FSCTL_GET_SHADOW_COPY_DATA: max_data_count(%u) < 16 is invalid!\n",
2412 return ERROR_NT(NT_STATUS_INVALID_PARAMETER);
2415 if (max_data_count > 16) {
2419 shadow_mem_ctx = talloc_init("SHADOW_COPY_DATA");
2420 if (shadow_mem_ctx == NULL) {
2421 DEBUG(0,("talloc_init(SHADOW_COPY_DATA) failed!\n"));
2422 return ERROR_NT(NT_STATUS_NO_MEMORY);
2425 shadow_data = TALLOC_ZERO_P(shadow_mem_ctx,SHADOW_COPY_DATA);
2426 if (shadow_data == NULL) {
2427 DEBUG(0,("TALLOC_ZERO() failed!\n"));
2428 talloc_destroy(shadow_mem_ctx);
2429 return ERROR_NT(NT_STATUS_NO_MEMORY);
2432 shadow_data->mem_ctx = shadow_mem_ctx;
2435 * Call the VFS routine to actually do the work.
2437 if (SMB_VFS_GET_SHADOW_COPY_DATA(fsp, shadow_data, labels)!=0) {
2438 talloc_destroy(shadow_data->mem_ctx);
2439 if (errno == ENOSYS) {
2440 DEBUG(5,("FSCTL_GET_SHADOW_COPY_DATA: connectpath %s, not supported.\n",
2441 conn->connectpath));
2442 return ERROR_NT(NT_STATUS_NOT_SUPPORTED);
2444 DEBUG(0,("FSCTL_GET_SHADOW_COPY_DATA: connectpath %s, failed.\n",
2445 conn->connectpath));
2446 return ERROR_NT(NT_STATUS_UNSUCCESSFUL);
2450 labels_data_count = (shadow_data->num_volumes*2*sizeof(SHADOW_COPY_LABEL))+2;
2455 data_count = 12+labels_data_count+4;
2458 if (max_data_count<data_count) {
2459 DEBUG(0,("FSCTL_GET_SHADOW_COPY_DATA: max_data_count(%u) too small (%u) bytes needed!\n",
2460 max_data_count,data_count));
2461 talloc_destroy(shadow_data->mem_ctx);
2462 return ERROR_NT(NT_STATUS_BUFFER_TOO_SMALL);
2465 pdata = nttrans_realloc(ppdata, data_count);
2466 if (pdata == NULL) {
2467 talloc_destroy(shadow_data->mem_ctx);
2468 return ERROR_NT(NT_STATUS_NO_MEMORY);
2473 /* num_volumes 4 bytes */
2474 SIVAL(pdata,0,shadow_data->num_volumes);
2477 /* num_labels 4 bytes */
2478 SIVAL(pdata,4,shadow_data->num_volumes);
2481 /* needed_data_count 4 bytes */
2482 SIVAL(pdata,8,labels_data_count);
2486 DEBUG(10,("FSCTL_GET_SHADOW_COPY_DATA: %u volumes for path[%s].\n",
2487 shadow_data->num_volumes,fsp->fsp_name));
2488 if (labels && shadow_data->labels) {
2489 for (i=0;i<shadow_data->num_volumes;i++) {
2490 srvstr_push(outbuf, cur_pdata, shadow_data->labels[i], 2*sizeof(SHADOW_COPY_LABEL), STR_UNICODE|STR_TERMINATE);
2491 cur_pdata+=2*sizeof(SHADOW_COPY_LABEL);
2492 DEBUGADD(10,("Label[%u]: '%s'\n",i,shadow_data->labels[i]));
2496 talloc_destroy(shadow_data->mem_ctx);
2498 send_nt_replies(inbuf, outbuf, bufsize, NT_STATUS_OK, NULL, 0,
2504 case FSCTL_FIND_FILES_BY_SID: /* I hope this name is right */
2506 /* pretend this succeeded -
2508 * we have to send back a list with all files owned by this SID
2510 * but I have to check that --metze
2514 size_t sid_len = MIN(data_count-4,SID_MAX_SIZE);
2516 DEBUG(10,("FSCTL_FIND_FILES_BY_SID: called on FID[0x%04X]\n",fidnum));
2518 FSP_BELONGS_CONN(fsp,conn);
2520 /* unknown 4 bytes: this is not the length of the sid :-( */
2521 /*unknown = IVAL(pdata,0);*/
2523 sid_parse(pdata+4,sid_len,&sid);
2524 DEBUGADD(10,("for SID: %s\n",sid_string_static(&sid)));
2526 if (!sid_to_uid(&sid, &uid)) {
2527 DEBUG(0,("sid_to_uid: failed, sid[%s] sid_len[%lu]\n",
2528 sid_string_static(&sid),(unsigned long)sid_len));
2532 /* we can take a look at the find source :-)
2534 * find ./ -uid $uid -name '*' is what we need here
2537 * and send 4bytes len and then NULL terminated unicode strings
2540 * but I don't know how to deal with the paged results
2541 * (maybe we can hang the result anywhere in the fsp struct)
2543 * we don't send all files at once
2544 * and at the next we should *not* start from the beginning,
2545 * so we have to cache the result
2550 /* this works for now... */
2551 send_nt_replies(inbuf, outbuf, bufsize, NT_STATUS_OK, NULL, 0,
2556 if (!logged_message) {
2557 logged_message = True; /* Only print this once... */
2558 DEBUG(0,("call_nt_transact_ioctl(0x%x): Currently not implemented.\n",
2563 return ERROR_NT(NT_STATUS_NOT_SUPPORTED);
2567 #ifdef HAVE_SYS_QUOTAS
2568 /****************************************************************************
2569 Reply to get user quota
2570 ****************************************************************************/
2572 static int call_nt_transact_get_user_quota(connection_struct *conn, char *inbuf, char *outbuf, int length, int bufsize,
2573 uint16 **ppsetup, uint32 setup_count,
2574 char **ppparams, uint32 parameter_count,
2575 char **ppdata, uint32 data_count, uint32 max_data_count)
2577 NTSTATUS nt_status = NT_STATUS_OK;
2578 char *params = *ppparams;
2579 char *pdata = *ppdata;
2581 int data_len=0,param_len=0;
2584 files_struct *fsp = NULL;
2588 BOOL start_enum = True;
2589 SMB_NTQUOTA_STRUCT qt;
2590 SMB_NTQUOTA_LIST *tmp_list;
2591 SMB_NTQUOTA_HANDLE *qt_handle = NULL;
2596 if (current_user.ut.uid != 0) {
2597 DEBUG(1,("get_user_quota: access_denied service [%s] user [%s]\n",
2598 lp_servicename(SNUM(conn)),conn->user));
2599 return ERROR_DOS(ERRDOS,ERRnoaccess);
2603 * Ensure minimum number of parameters sent.
2606 if (parameter_count < 4) {
2607 DEBUG(0,("TRANSACT_GET_USER_QUOTA: requires %d >= 4 bytes parameters\n",parameter_count));
2608 return ERROR_DOS(ERRDOS,ERRinvalidparam);
2611 /* maybe we can check the quota_fnum */
2612 fsp = file_fsp(params,0);
2613 if (!CHECK_NTQUOTA_HANDLE_OK(fsp,conn)) {
2614 DEBUG(3,("TRANSACT_GET_USER_QUOTA: no valid QUOTA HANDLE\n"));
2615 return ERROR_NT(NT_STATUS_INVALID_HANDLE);
2618 /* the NULL pointer checking for fsp->fake_file_handle->pd
2619 * is done by CHECK_NTQUOTA_HANDLE_OK()
2621 qt_handle = (SMB_NTQUOTA_HANDLE *)fsp->fake_file_handle->pd;
2623 level = SVAL(params,2);
2625 /* unknown 12 bytes leading in params */
2628 case TRANSACT_GET_USER_QUOTA_LIST_CONTINUE:
2629 /* seems that we should continue with the enum here --metze */
2631 if (qt_handle->quota_list!=NULL &&
2632 qt_handle->tmp_list==NULL) {
2635 free_ntquota_list(&(qt_handle->quota_list));
2637 /* Realloc the size of parameters and data we will return */
2639 params = nttrans_realloc(ppparams, param_len);
2640 if(params == NULL) {
2641 return ERROR_DOS(ERRDOS,ERRnomem);
2645 SIVAL(params,0,data_len);
2652 case TRANSACT_GET_USER_QUOTA_LIST_START:
2654 if (qt_handle->quota_list==NULL &&
2655 qt_handle->tmp_list==NULL) {
2659 if (start_enum && vfs_get_user_ntquota_list(fsp,&(qt_handle->quota_list))!=0)
2660 return ERROR_DOS(ERRSRV,ERRerror);
2662 /* Realloc the size of parameters and data we will return */
2664 params = nttrans_realloc(ppparams, param_len);
2665 if(params == NULL) {
2666 return ERROR_DOS(ERRDOS,ERRnomem);
2669 /* we should not trust the value in max_data_count*/
2670 max_data_count = MIN(max_data_count,2048);
2672 pdata = nttrans_realloc(ppdata, max_data_count);/* should be max data count from client*/
2674 return ERROR_DOS(ERRDOS,ERRnomem);
2679 /* set params Size of returned Quota Data 4 bytes*/
2680 /* but set it later when we know it */
2682 /* for each entry push the data */
2685 qt_handle->tmp_list = qt_handle->quota_list;
2688 tmp_list = qt_handle->tmp_list;
2690 for (;((tmp_list!=NULL)&&((qt_len +40+SID_MAX_SIZE)<max_data_count));
2691 tmp_list=tmp_list->next,entry+=entry_len,qt_len+=entry_len) {
2693 sid_len = sid_size(&tmp_list->quotas->sid);
2694 entry_len = 40 + sid_len;
2696 /* nextoffset entry 4 bytes */
2697 SIVAL(entry,0,entry_len);
2699 /* then the len of the SID 4 bytes */
2700 SIVAL(entry,4,sid_len);
2702 /* unknown data 8 bytes SMB_BIG_UINT */
2703 SBIG_UINT(entry,8,(SMB_BIG_UINT)0); /* this is not 0 in windows...-metze*/
2705 /* the used disk space 8 bytes SMB_BIG_UINT */
2706 SBIG_UINT(entry,16,tmp_list->quotas->usedspace);
2708 /* the soft quotas 8 bytes SMB_BIG_UINT */
2709 SBIG_UINT(entry,24,tmp_list->quotas->softlim);
2711 /* the hard quotas 8 bytes SMB_BIG_UINT */
2712 SBIG_UINT(entry,32,tmp_list->quotas->hardlim);
2714 /* and now the SID */
2715 sid_linearize(entry+40, sid_len, &tmp_list->quotas->sid);
2718 qt_handle->tmp_list = tmp_list;
2720 /* overwrite the offset of the last entry */
2721 SIVAL(entry-entry_len,0,0);
2723 data_len = 4+qt_len;
2724 /* overwrite the params quota_data_len */
2725 SIVAL(params,0,data_len);
2729 case TRANSACT_GET_USER_QUOTA_FOR_SID:
2731 /* unknown 4 bytes IVAL(pdata,0) */
2733 if (data_count < 8) {
2734 DEBUG(0,("TRANSACT_GET_USER_QUOTA_FOR_SID: requires %d >= %d bytes data\n",data_count,8));
2735 return ERROR_DOS(ERRDOS,ERRunknownlevel);
2738 sid_len = IVAL(pdata,4);
2739 /* Ensure this is less than 1mb. */
2740 if (sid_len > (1024*1024)) {
2741 return ERROR_DOS(ERRDOS,ERRnomem);
2744 if (data_count < 8+sid_len) {
2745 DEBUG(0,("TRANSACT_GET_USER_QUOTA_FOR_SID: requires %d >= %lu bytes data\n",data_count,(unsigned long)(8+sid_len)));
2746 return ERROR_DOS(ERRDOS,ERRunknownlevel);
2749 data_len = 4+40+sid_len;
2751 if (max_data_count < data_len) {
2752 DEBUG(0,("TRANSACT_GET_USER_QUOTA_FOR_SID: max_data_count(%d) < data_len(%d)\n",
2753 max_data_count, data_len));
2755 SIVAL(params,0,data_len);
2757 nt_status = NT_STATUS_BUFFER_TOO_SMALL;
2761 sid_parse(pdata+8,sid_len,&sid);
2763 if (vfs_get_ntquota(fsp, SMB_USER_QUOTA_TYPE, &sid, &qt)!=0) {
2766 * we have to return zero's in all fields
2767 * instead of returning an error here
2772 /* Realloc the size of parameters and data we will return */
2774 params = nttrans_realloc(ppparams, param_len);
2775 if(params == NULL) {
2776 return ERROR_DOS(ERRDOS,ERRnomem);
2779 pdata = nttrans_realloc(ppdata, data_len);
2781 return ERROR_DOS(ERRDOS,ERRnomem);
2786 /* set params Size of returned Quota Data 4 bytes*/
2787 SIVAL(params,0,data_len);
2789 /* nextoffset entry 4 bytes */
2792 /* then the len of the SID 4 bytes */
2793 SIVAL(entry,4,sid_len);
2795 /* unknown data 8 bytes SMB_BIG_UINT */
2796 SBIG_UINT(entry,8,(SMB_BIG_UINT)0); /* this is not 0 in windows...-mezte*/
2798 /* the used disk space 8 bytes SMB_BIG_UINT */
2799 SBIG_UINT(entry,16,qt.usedspace);
2801 /* the soft quotas 8 bytes SMB_BIG_UINT */
2802 SBIG_UINT(entry,24,qt.softlim);
2804 /* the hard quotas 8 bytes SMB_BIG_UINT */
2805 SBIG_UINT(entry,32,qt.hardlim);
2807 /* and now the SID */
2808 sid_linearize(entry+40, sid_len, &sid);
2813 DEBUG(0,("do_nt_transact_get_user_quota: fnum %d unknown level 0x%04hX\n",fsp->fnum,level));
2814 return ERROR_DOS(ERRSRV,ERRerror);
2818 send_nt_replies(inbuf, outbuf, bufsize, nt_status, params, param_len,
2824 /****************************************************************************
2825 Reply to set user quota
2826 ****************************************************************************/
2828 static int call_nt_transact_set_user_quota(connection_struct *conn, char *inbuf, char *outbuf, int length, int bufsize,
2829 uint16 **ppsetup, uint32 setup_count,
2830 char **ppparams, uint32 parameter_count,
2831 char **ppdata, uint32 data_count, uint32 max_data_count)
2833 char *params = *ppparams;
2834 char *pdata = *ppdata;
2835 int data_len=0,param_len=0;
2836 SMB_NTQUOTA_STRUCT qt;
2839 files_struct *fsp = NULL;
2844 if (current_user.ut.uid != 0) {
2845 DEBUG(1,("set_user_quota: access_denied service [%s] user [%s]\n",
2846 lp_servicename(SNUM(conn)),conn->user));
2847 return ERROR_DOS(ERRDOS,ERRnoaccess);
2851 * Ensure minimum number of parameters sent.
2854 if (parameter_count < 2) {
2855 DEBUG(0,("TRANSACT_SET_USER_QUOTA: requires %d >= 2 bytes parameters\n",parameter_count));
2856 return ERROR_DOS(ERRDOS,ERRinvalidparam);
2859 /* maybe we can check the quota_fnum */
2860 fsp = file_fsp(params,0);
2861 if (!CHECK_NTQUOTA_HANDLE_OK(fsp,conn)) {
2862 DEBUG(3,("TRANSACT_GET_USER_QUOTA: no valid QUOTA HANDLE\n"));
2863 return ERROR_NT(NT_STATUS_INVALID_HANDLE);
2866 if (data_count < 40) {
2867 DEBUG(0,("TRANSACT_SET_USER_QUOTA: requires %d >= %d bytes data\n",data_count,40));
2868 return ERROR_DOS(ERRDOS,ERRunknownlevel);
2871 /* offset to next quota record.
2872 * 4 bytes IVAL(pdata,0)
2877 sid_len = IVAL(pdata,4);
2879 if (data_count < 40+sid_len) {
2880 DEBUG(0,("TRANSACT_SET_USER_QUOTA: requires %d >= %lu bytes data\n",data_count,(unsigned long)40+sid_len));
2881 return ERROR_DOS(ERRDOS,ERRunknownlevel);
2884 /* unknown 8 bytes in pdata
2885 * maybe its the change time in NTTIME
2888 /* the used space 8 bytes (SMB_BIG_UINT)*/
2889 qt.usedspace = (SMB_BIG_UINT)IVAL(pdata,16);
2890 #ifdef LARGE_SMB_OFF_T
2891 qt.usedspace |= (((SMB_BIG_UINT)IVAL(pdata,20)) << 32);
2892 #else /* LARGE_SMB_OFF_T */
2893 if ((IVAL(pdata,20) != 0)&&
2894 ((qt.usedspace != 0xFFFFFFFF)||
2895 (IVAL(pdata,20)!=0xFFFFFFFF))) {
2896 /* more than 32 bits? */
2897 return ERROR_DOS(ERRDOS,ERRunknownlevel);
2899 #endif /* LARGE_SMB_OFF_T */
2901 /* the soft quotas 8 bytes (SMB_BIG_UINT)*/
2902 qt.softlim = (SMB_BIG_UINT)IVAL(pdata,24);
2903 #ifdef LARGE_SMB_OFF_T
2904 qt.softlim |= (((SMB_BIG_UINT)IVAL(pdata,28)) << 32);
2905 #else /* LARGE_SMB_OFF_T */
2906 if ((IVAL(pdata,28) != 0)&&
2907 ((qt.softlim != 0xFFFFFFFF)||
2908 (IVAL(pdata,28)!=0xFFFFFFFF))) {
2909 /* more than 32 bits? */
2910 return ERROR_DOS(ERRDOS,ERRunknownlevel);
2912 #endif /* LARGE_SMB_OFF_T */
2914 /* the hard quotas 8 bytes (SMB_BIG_UINT)*/
2915 qt.hardlim = (SMB_BIG_UINT)IVAL(pdata,32);
2916 #ifdef LARGE_SMB_OFF_T
2917 qt.hardlim |= (((SMB_BIG_UINT)IVAL(pdata,36)) << 32);
2918 #else /* LARGE_SMB_OFF_T */
2919 if ((IVAL(pdata,36) != 0)&&
2920 ((qt.hardlim != 0xFFFFFFFF)||
2921 (IVAL(pdata,36)!=0xFFFFFFFF))) {
2922 /* more than 32 bits? */
2923 return ERROR_DOS(ERRDOS,ERRunknownlevel);
2925 #endif /* LARGE_SMB_OFF_T */
2927 sid_parse(pdata+40,sid_len,&sid);
2928 DEBUGADD(8,("SID: %s\n",sid_string_static(&sid)));
2930 /* 44 unknown bytes left... */
2932 if (vfs_set_ntquota(fsp, SMB_USER_QUOTA_TYPE, &sid, &qt)!=0) {
2933 return ERROR_DOS(ERRSRV,ERRerror);
2936 send_nt_replies(inbuf, outbuf, bufsize, NT_STATUS_OK, params, param_len,
2941 #endif /* HAVE_SYS_QUOTAS */
2943 static int handle_nttrans(connection_struct *conn,
2944 struct trans_state *state,
2945 char *inbuf, char *outbuf, int size, int bufsize)
2949 if (Protocol >= PROTOCOL_NT1) {
2950 SSVAL(outbuf,smb_flg2,SVAL(outbuf,smb_flg2) | 0x40); /* IS_LONG_NAME */
2953 /* Now we must call the relevant NT_TRANS function */
2954 switch(state->call) {
2955 case NT_TRANSACT_CREATE:
2957 START_PROFILE(NT_transact_create);
2958 outsize = call_nt_transact_create(conn, inbuf, outbuf,
2960 &state->setup, state->setup_count,
2961 &state->param, state->total_param,
2962 &state->data, state->total_data,
2963 state->max_data_return);
2964 END_PROFILE(NT_transact_create);
2968 case NT_TRANSACT_IOCTL:
2970 START_PROFILE(NT_transact_ioctl);
2971 outsize = call_nt_transact_ioctl(conn, inbuf, outbuf,
2973 &state->setup, state->setup_count,
2974 &state->param, state->total_param,
2975 &state->data, state->total_data, state->max_data_return);
2976 END_PROFILE(NT_transact_ioctl);
2980 case NT_TRANSACT_SET_SECURITY_DESC:
2982 START_PROFILE(NT_transact_set_security_desc);
2983 outsize = call_nt_transact_set_security_desc(conn, inbuf, outbuf,
2985 &state->setup, state->setup_count,
2986 &state->param, state->total_param,
2987 &state->data, state->total_data, state->max_data_return);
2988 END_PROFILE(NT_transact_set_security_desc);
2992 case NT_TRANSACT_NOTIFY_CHANGE:
2994 START_PROFILE(NT_transact_notify_change);
2995 outsize = call_nt_transact_notify_change(
2996 conn, inbuf, outbuf, size, bufsize,
2997 &state->setup, state->setup_count,
2998 &state->param, state->total_param,
2999 &state->data, state->total_data,
3000 state->max_data_return,
3001 state->max_param_return);
3002 END_PROFILE(NT_transact_notify_change);
3006 case NT_TRANSACT_RENAME:
3008 START_PROFILE(NT_transact_rename);
3009 outsize = call_nt_transact_rename(conn, inbuf, outbuf,
3011 &state->setup, state->setup_count,
3012 &state->param, state->total_param,
3013 &state->data, state->total_data, state->max_data_return);
3014 END_PROFILE(NT_transact_rename);
3018 case NT_TRANSACT_QUERY_SECURITY_DESC:
3020 START_PROFILE(NT_transact_query_security_desc);
3021 outsize = call_nt_transact_query_security_desc(conn, inbuf, outbuf,
3023 &state->setup, state->setup_count,
3024 &state->param, state->total_param,
3025 &state->data, state->total_data, state->max_data_return);
3026 END_PROFILE(NT_transact_query_security_desc);
3030 #ifdef HAVE_SYS_QUOTAS
3031 case NT_TRANSACT_GET_USER_QUOTA:
3033 START_PROFILE(NT_transact_get_user_quota);
3034 outsize = call_nt_transact_get_user_quota(conn, inbuf, outbuf,
3036 &state->setup, state->setup_count,
3037 &state->param, state->total_param,
3038 &state->data, state->total_data, state->max_data_return);
3039 END_PROFILE(NT_transact_get_user_quota);
3043 case NT_TRANSACT_SET_USER_QUOTA:
3045 START_PROFILE(NT_transact_set_user_quota);
3046 outsize = call_nt_transact_set_user_quota(conn, inbuf, outbuf,
3048 &state->setup, state->setup_count,
3049 &state->param, state->total_param,
3050 &state->data, state->total_data, state->max_data_return);
3051 END_PROFILE(NT_transact_set_user_quota);
3054 #endif /* HAVE_SYS_QUOTAS */
3057 /* Error in request */
3058 DEBUG(0,("reply_nttrans: Unknown request %d in nttrans call\n",
3060 return ERROR_DOS(ERRSRV,ERRerror);
3065 /****************************************************************************
3066 Reply to a SMBNTtrans.
3067 ****************************************************************************/
3069 int reply_nttrans(connection_struct *conn,
3070 char *inbuf,char *outbuf,int size,int bufsize)
3073 uint32 pscnt = IVAL(inbuf,smb_nt_ParameterCount);
3074 uint32 psoff = IVAL(inbuf,smb_nt_ParameterOffset);
3075 uint32 dscnt = IVAL(inbuf,smb_nt_DataCount);
3076 uint32 dsoff = IVAL(inbuf,smb_nt_DataOffset);
3078 uint16 function_code = SVAL( inbuf, smb_nt_Function);
3080 struct trans_state *state;
3082 START_PROFILE(SMBnttrans);
3084 if (IS_IPC(conn) && (function_code != NT_TRANSACT_CREATE)) {
3085 END_PROFILE(SMBnttrans);
3086 return ERROR_DOS(ERRSRV,ERRaccess);
3089 result = allow_new_trans(conn->pending_trans, SVAL(inbuf, smb_mid));
3090 if (!NT_STATUS_IS_OK(result)) {
3091 DEBUG(2, ("Got invalid nttrans request: %s\n", nt_errstr(result)));
3092 END_PROFILE(SMBnttrans);
3093 return ERROR_NT(result);
3096 if ((state = TALLOC_P(conn->mem_ctx, struct trans_state)) == NULL) {
3097 END_PROFILE(SMBnttrans);
3098 return ERROR_DOS(ERRSRV,ERRaccess);
3101 state->cmd = SMBnttrans;
3103 state->mid = SVAL(inbuf,smb_mid);
3104 state->vuid = SVAL(inbuf,smb_uid);
3105 state->total_data = IVAL(inbuf, smb_nt_TotalDataCount);
3107 state->total_param = IVAL(inbuf, smb_nt_TotalParameterCount);
3108 state->param = NULL;
3109 state->max_data_return = IVAL(inbuf,smb_nt_MaxDataCount);
3110 state->max_param_return = IVAL(inbuf,smb_nt_MaxParameterCount);
3112 /* setup count is in *words* */
3113 state->setup_count = 2*CVAL(inbuf,smb_nt_SetupCount);
3114 state->setup = NULL;
3115 state->call = function_code;
3118 * All nttrans messages we handle have smb_wct == 19 +
3119 * state->setup_count. Ensure this is so as a sanity check.
3122 if(CVAL(inbuf, smb_wct) != 19 + (state->setup_count/2)) {
3123 DEBUG(2,("Invalid smb_wct %d in nttrans call (should be %d)\n",
3124 CVAL(inbuf, smb_wct), 19 + (state->setup_count/2)));
3128 /* Don't allow more than 128mb for each value. */
3129 if ((state->total_data > (1024*1024*128)) ||
3130 (state->total_param > (1024*1024*128))) {
3131 END_PROFILE(SMBnttrans);
3132 return ERROR_DOS(ERRDOS,ERRnomem);
3135 if ((dscnt > state->total_data) || (pscnt > state->total_param))
3138 if (state->total_data) {
3139 /* Can't use talloc here, the core routines do realloc on the
3140 * params and data. */
3141 if ((state->data = (char *)SMB_MALLOC(state->total_data)) == NULL) {
3142 DEBUG(0,("reply_nttrans: data malloc fail for %u "
3143 "bytes !\n", (unsigned int)state->total_data));
3145 END_PROFILE(SMBnttrans);
3146 return(ERROR_DOS(ERRDOS,ERRnomem));
3148 if ((dsoff+dscnt < dsoff) || (dsoff+dscnt < dscnt))
3150 if ((smb_base(inbuf)+dsoff+dscnt > inbuf + size) ||
3151 (smb_base(inbuf)+dsoff+dscnt < smb_base(inbuf)))
3154 memcpy(state->data,smb_base(inbuf)+dsoff,dscnt);
3157 if (state->total_param) {
3158 /* Can't use talloc here, the core routines do realloc on the
3159 * params and data. */
3160 if ((state->param = (char *)SMB_MALLOC(state->total_param)) == NULL) {
3161 DEBUG(0,("reply_nttrans: param malloc fail for %u "
3162 "bytes !\n", (unsigned int)state->total_param));
3163 SAFE_FREE(state->data);
3165 END_PROFILE(SMBnttrans);
3166 return(ERROR_DOS(ERRDOS,ERRnomem));
3168 if ((psoff+pscnt < psoff) || (psoff+pscnt < pscnt))
3170 if ((smb_base(inbuf)+psoff+pscnt > inbuf + size) ||
3171 (smb_base(inbuf)+psoff+pscnt < smb_base(inbuf)))
3174 memcpy(state->param,smb_base(inbuf)+psoff,pscnt);
3177 state->received_data = dscnt;
3178 state->received_param = pscnt;
3180 if(state->setup_count > 0) {
3181 DEBUG(10,("reply_nttrans: state->setup_count = %d\n",
3182 state->setup_count));
3183 state->setup = (uint16 *)TALLOC(state, state->setup_count);
3184 if (state->setup == NULL) {
3185 DEBUG(0,("reply_nttrans : Out of memory\n"));
3186 SAFE_FREE(state->data);
3187 SAFE_FREE(state->param);
3189 END_PROFILE(SMBnttrans);
3190 return ERROR_DOS(ERRDOS,ERRnomem);
3193 if ((smb_nt_SetupStart + state->setup_count < smb_nt_SetupStart) ||
3194 (smb_nt_SetupStart + state->setup_count < state->setup_count)) {
3197 if (smb_nt_SetupStart + state->setup_count > size) {
3201 memcpy( state->setup, &inbuf[smb_nt_SetupStart], state->setup_count);
3202 dump_data(10, (uint8 *)state->setup, state->setup_count);
3205 if ((state->received_data == state->total_data) &&
3206 (state->received_param == state->total_param)) {
3207 outsize = handle_nttrans(conn, state, inbuf, outbuf,
3209 SAFE_FREE(state->param);
3210 SAFE_FREE(state->data);
3212 END_PROFILE(SMBnttrans);
3216 DLIST_ADD(conn->pending_trans, state);
3218 /* We need to send an interim response then receive the rest
3219 of the parameter/data bytes */
3220 outsize = set_message(inbuf,outbuf,0,0,False);
3222 END_PROFILE(SMBnttrans);
3227 DEBUG(0,("reply_nttrans: invalid trans parameters\n"));
3228 SAFE_FREE(state->data);
3229 SAFE_FREE(state->param);
3231 END_PROFILE(SMBnttrans);
3232 return ERROR_NT(NT_STATUS_INVALID_PARAMETER);
3235 /****************************************************************************
3236 Reply to a SMBnttranss
3237 ****************************************************************************/
3239 int reply_nttranss(connection_struct *conn, char *inbuf,char *outbuf,
3240 int size,int bufsize)
3243 unsigned int pcnt,poff,dcnt,doff,pdisp,ddisp;
3244 struct trans_state *state;
3246 START_PROFILE(SMBnttranss);
3250 for (state = conn->pending_trans; state != NULL;
3251 state = state->next) {
3252 if (state->mid == SVAL(inbuf,smb_mid)) {
3257 if ((state == NULL) || (state->cmd != SMBnttrans)) {
3258 END_PROFILE(SMBnttranss);
3259 return ERROR_NT(NT_STATUS_INVALID_PARAMETER);
3262 /* Revise state->total_param and state->total_data in case they have
3263 changed downwards */
3264 if (IVAL(inbuf, smb_nts_TotalParameterCount) < state->total_param) {
3265 state->total_param = IVAL(inbuf, smb_nts_TotalParameterCount);
3267 if (IVAL(inbuf, smb_nts_TotalDataCount) < state->total_data) {
3268 state->total_data = IVAL(inbuf, smb_nts_TotalDataCount);
3271 pcnt = IVAL(inbuf,smb_nts_ParameterCount);
3272 poff = IVAL(inbuf, smb_nts_ParameterOffset);
3273 pdisp = IVAL(inbuf, smb_nts_ParameterDisplacement);
3275 dcnt = IVAL(inbuf, smb_nts_DataCount);
3276 ddisp = IVAL(inbuf, smb_nts_DataDisplacement);
3277 doff = IVAL(inbuf, smb_nts_DataOffset);
3279 state->received_param += pcnt;
3280 state->received_data += dcnt;
3282 if ((state->received_data > state->total_data) ||
3283 (state->received_param > state->total_param))
3287 if (pdisp+pcnt > state->total_param)
3289 if ((pdisp+pcnt < pdisp) || (pdisp+pcnt < pcnt))
3291 if (pdisp > state->total_param)
3293 if ((smb_base(inbuf) + poff + pcnt > inbuf + size) ||
3294 (smb_base(inbuf) + poff + pcnt < smb_base(inbuf)))
3296 if (state->param + pdisp < state->param)
3299 memcpy(state->param+pdisp,smb_base(inbuf)+poff,
3304 if (ddisp+dcnt > state->total_data)
3306 if ((ddisp+dcnt < ddisp) || (ddisp+dcnt < dcnt))
3308 if (ddisp > state->total_data)
3310 if ((smb_base(inbuf) + doff + dcnt > inbuf + size) ||
3311 (smb_base(inbuf) + doff + dcnt < smb_base(inbuf)))
3313 if (state->data + ddisp < state->data)
3316 memcpy(state->data+ddisp, smb_base(inbuf)+doff,
3320 if ((state->received_param < state->total_param) ||
3321 (state->received_data < state->total_data)) {
3322 END_PROFILE(SMBnttranss);
3326 /* construct_reply_common has done us the favor to pre-fill the
3327 * command field with SMBnttranss which is wrong :-)
3329 SCVAL(outbuf,smb_com,SMBnttrans);
3331 outsize = handle_nttrans(conn, state, inbuf, outbuf,
3334 DLIST_REMOVE(conn->pending_trans, state);
3335 SAFE_FREE(state->data);
3336 SAFE_FREE(state->param);
3340 END_PROFILE(SMBnttranss);
3341 return(ERROR_DOS(ERRSRV,ERRnosupport));
3344 END_PROFILE(SMBnttranss);
3349 DEBUG(0,("reply_nttranss: invalid trans parameters\n"));
3350 DLIST_REMOVE(conn->pending_trans, state);
3351 SAFE_FREE(state->data);
3352 SAFE_FREE(state->param);
3354 END_PROFILE(SMBnttranss);
3355 return ERROR_NT(NT_STATUS_INVALID_PARAMETER);