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 2 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 int smb_read_error;
26 extern int global_oplock_break;
27 extern BOOL case_sensitive;
28 extern BOOL case_preserve;
29 extern BOOL short_case_preserve;
30 extern struct current_user current_user;
32 static const char *known_nt_pipes[] = {
49 /* Map generic permissions to file object specific permissions */
51 struct generic_mapping file_generic_mapping = {
58 char *nttrans_realloc(char **ptr, size_t size)
62 smb_panic("nttrans_realloc() called with NULL ptr\n");
64 tptr = Realloc_zero(*ptr, size);
76 /****************************************************************************
77 Send the required number of replies back.
78 We assume all fields other than the data fields are
79 set correctly for the type of call.
80 HACK ! Always assumes smb_setup field is zero.
81 ****************************************************************************/
83 static int send_nt_replies(char *inbuf, char *outbuf, int bufsize, NTSTATUS nt_error, char *params,
84 int paramsize, char *pdata, int datasize)
87 int data_to_send = datasize;
88 int params_to_send = paramsize;
92 int params_sent_thistime, data_sent_thistime, total_sent_thistime;
93 int alignment_offset = 3;
94 int data_alignment_offset = 0;
97 * Initially set the wcnt area to be 18 - this is true for all
101 set_message(outbuf,18,0,True);
103 if (NT_STATUS_V(nt_error))
107 * If there genuinely are no parameters or data to send just send
111 if(params_to_send == 0 && data_to_send == 0) {
112 if (!send_smb(smbd_server_fd(),outbuf))
113 exit_server("send_nt_replies: send_smb failed.");
118 * When sending params and data ensure that both are nicely aligned.
119 * Only do this alignment when there is also data to send - else
120 * can cause NT redirector problems.
123 if (((params_to_send % 4) != 0) && (data_to_send != 0))
124 data_alignment_offset = 4 - (params_to_send % 4);
127 * Space is bufsize minus Netbios over TCP header minus SMB header.
128 * The alignment_offset is to align the param bytes on a four byte
129 * boundary (2 bytes for data len, one byte pad).
130 * NT needs this to work correctly.
133 useable_space = bufsize - ((smb_buf(outbuf)+
134 alignment_offset+data_alignment_offset) -
138 * useable_space can never be more than max_send minus the
142 useable_space = MIN(useable_space,
143 max_send - (alignment_offset+data_alignment_offset));
146 while (params_to_send || data_to_send) {
149 * Calculate whether we will totally or partially fill this packet.
152 total_sent_thistime = params_to_send + data_to_send +
153 alignment_offset + data_alignment_offset;
156 * We can never send more than useable_space.
159 total_sent_thistime = MIN(total_sent_thistime, useable_space);
161 set_message(outbuf, 18, total_sent_thistime, True);
164 * Set total params and data to be sent.
167 SIVAL(outbuf,smb_ntr_TotalParameterCount,paramsize);
168 SIVAL(outbuf,smb_ntr_TotalDataCount,datasize);
171 * Calculate how many parameters and data we can fit into
172 * this packet. Parameters get precedence.
175 params_sent_thistime = MIN(params_to_send,useable_space);
176 data_sent_thistime = useable_space - params_sent_thistime;
177 data_sent_thistime = MIN(data_sent_thistime,data_to_send);
179 SIVAL(outbuf,smb_ntr_ParameterCount,params_sent_thistime);
181 if(params_sent_thistime == 0) {
182 SIVAL(outbuf,smb_ntr_ParameterOffset,0);
183 SIVAL(outbuf,smb_ntr_ParameterDisplacement,0);
186 * smb_ntr_ParameterOffset is the offset from the start of the SMB header to the
187 * parameter bytes, however the first 4 bytes of outbuf are
188 * the Netbios over TCP header. Thus use smb_base() to subtract
189 * them from the calculation.
192 SIVAL(outbuf,smb_ntr_ParameterOffset,
193 ((smb_buf(outbuf)+alignment_offset) - smb_base(outbuf)));
195 * Absolute displacement of param bytes sent in this packet.
198 SIVAL(outbuf,smb_ntr_ParameterDisplacement,pp - params);
202 * Deal with the data portion.
205 SIVAL(outbuf,smb_ntr_DataCount, data_sent_thistime);
207 if(data_sent_thistime == 0) {
208 SIVAL(outbuf,smb_ntr_DataOffset,0);
209 SIVAL(outbuf,smb_ntr_DataDisplacement, 0);
212 * The offset of the data bytes is the offset of the
213 * parameter bytes plus the number of parameters being sent this time.
216 SIVAL(outbuf,smb_ntr_DataOffset,((smb_buf(outbuf)+alignment_offset) -
217 smb_base(outbuf)) + params_sent_thistime + data_alignment_offset);
218 SIVAL(outbuf,smb_ntr_DataDisplacement, pd - pdata);
222 * Copy the param bytes into the packet.
225 if(params_sent_thistime)
226 memcpy((smb_buf(outbuf)+alignment_offset),pp,params_sent_thistime);
229 * Copy in the data bytes
232 if(data_sent_thistime)
233 memcpy(smb_buf(outbuf)+alignment_offset+params_sent_thistime+
234 data_alignment_offset,pd,data_sent_thistime);
236 DEBUG(9,("nt_rep: params_sent_thistime = %d, data_sent_thistime = %d, useable_space = %d\n",
237 params_sent_thistime, data_sent_thistime, useable_space));
238 DEBUG(9,("nt_rep: params_to_send = %d, data_to_send = %d, paramsize = %d, datasize = %d\n",
239 params_to_send, data_to_send, paramsize, datasize));
241 /* Send the packet */
242 if (!send_smb(smbd_server_fd(),outbuf))
243 exit_server("send_nt_replies: send_smb failed.");
245 pp += params_sent_thistime;
246 pd += data_sent_thistime;
248 params_to_send -= params_sent_thistime;
249 data_to_send -= data_sent_thistime;
255 if(params_to_send < 0 || data_to_send < 0) {
256 DEBUG(0,("send_nt_replies failed sanity check pts = %d, dts = %d\n!!!",
257 params_to_send, data_to_send));
265 /****************************************************************************
267 ****************************************************************************/
269 static BOOL saved_case_sensitive;
270 static BOOL saved_case_preserve;
271 static BOOL saved_short_case_preserve;
273 /****************************************************************************
275 ****************************************************************************/
277 static void set_posix_case_semantics(uint32 file_attributes)
279 if(!(file_attributes & FILE_FLAG_POSIX_SEMANTICS))
282 saved_case_sensitive = case_sensitive;
283 saved_case_preserve = case_preserve;
284 saved_short_case_preserve = short_case_preserve;
287 case_sensitive = True;
288 case_preserve = True;
289 short_case_preserve = True;
292 /****************************************************************************
293 Restore case semantics.
294 ****************************************************************************/
296 static void restore_case_semantics(uint32 file_attributes)
298 if(!(file_attributes & FILE_FLAG_POSIX_SEMANTICS))
301 case_sensitive = saved_case_sensitive;
302 case_preserve = saved_case_preserve;
303 short_case_preserve = saved_short_case_preserve;
306 /****************************************************************************
307 Utility function to map create disposition.
308 ****************************************************************************/
310 static int map_create_disposition( uint32 create_disposition)
314 switch( create_disposition ) {
316 /* create if not exist, fail if exist */
317 ret = (FILE_CREATE_IF_NOT_EXIST|FILE_EXISTS_FAIL);
320 case FILE_OVERWRITE_IF:
321 /* create if not exist, trunc if exist */
322 ret = (FILE_CREATE_IF_NOT_EXIST|FILE_EXISTS_TRUNCATE);
325 /* fail if not exist, open if exists */
326 ret = (FILE_FAIL_IF_NOT_EXIST|FILE_EXISTS_OPEN);
329 /* create if not exist, open if exists */
330 ret = (FILE_CREATE_IF_NOT_EXIST|FILE_EXISTS_OPEN);
333 /* fail if not exist, truncate if exists */
334 ret = (FILE_FAIL_IF_NOT_EXIST|FILE_EXISTS_TRUNCATE);
337 DEBUG(0,("map_create_disposition: Incorrect value for create_disposition = %d\n",
338 create_disposition ));
342 DEBUG(10,("map_create_disposition: Mapped create_disposition 0x%lx to 0x%x\n",
343 (unsigned long)create_disposition, ret ));
348 /****************************************************************************
349 Utility function to map share modes.
350 ****************************************************************************/
352 static int map_share_mode( char *fname, uint32 create_options,
353 uint32 *desired_access, uint32 share_access, uint32 file_attributes)
355 int smb_open_mode = -1;
358 * Convert GENERIC bits to specific bits.
361 se_map_generic(desired_access, &file_generic_mapping);
363 switch( *desired_access & (FILE_READ_DATA|FILE_WRITE_DATA|FILE_APPEND_DATA) ) {
365 smb_open_mode = DOS_OPEN_RDONLY;
367 case FILE_WRITE_DATA:
368 case FILE_APPEND_DATA:
369 case FILE_WRITE_DATA|FILE_APPEND_DATA:
370 smb_open_mode = DOS_OPEN_WRONLY;
372 case FILE_READ_DATA|FILE_WRITE_DATA:
373 case FILE_READ_DATA|FILE_WRITE_DATA|FILE_APPEND_DATA:
374 case FILE_READ_DATA|FILE_APPEND_DATA:
375 smb_open_mode = DOS_OPEN_RDWR;
380 * NB. For DELETE_ACCESS we should really check the
381 * directory permissions, as that is what controls
382 * delete, and for WRITE_DAC_ACCESS we should really
383 * check the ownership, as that is what controls the
384 * chmod. Note that this is *NOT* a security hole (this
385 * note is for you, Andrew) as we are not *allowing*
386 * the access at this point, the actual unlink or
387 * chown or chmod call would do this. We are just helping
388 * clients out by telling them if they have a hope
389 * of any of this succeeding. POSIX acls may still
390 * deny the real call. JRA.
393 if (smb_open_mode == -1) {
395 if(*desired_access & (DELETE_ACCESS|WRITE_DAC_ACCESS|WRITE_OWNER_ACCESS|SYNCHRONIZE_ACCESS|
396 FILE_EXECUTE|FILE_READ_ATTRIBUTES|
397 FILE_READ_EA|FILE_WRITE_EA|SYSTEM_SECURITY_ACCESS|
398 FILE_WRITE_ATTRIBUTES|READ_CONTROL_ACCESS)) {
399 smb_open_mode = DOS_OPEN_RDONLY;
400 } else if(*desired_access == 0) {
403 * JRA - NT seems to sometimes send desired_access as zero. play it safe
404 * and map to a stat open.
407 smb_open_mode = DOS_OPEN_RDONLY;
410 DEBUG(0,("map_share_mode: Incorrect value 0x%lx for desired_access to file %s\n",
411 (unsigned long)*desired_access, fname));
417 * Set the special bit that means allow share delete.
418 * This is held outside the normal share mode bits at 1<<15.
422 if(share_access & FILE_SHARE_DELETE) {
423 smb_open_mode |= ALLOW_SHARE_DELETE;
424 DEBUG(10,("map_share_mode: FILE_SHARE_DELETE requested. open_mode = 0x%x\n", smb_open_mode));
428 * We need to store the intent to open for Delete. This
429 * is what determines if a delete on close flag can be set.
430 * This is the wrong way (and place) to store this, but for 2.2 this
431 * is the only practical way. JRA.
434 if(*desired_access & DELETE_ACCESS) {
435 DEBUG(10,("map_share_mode: DELETE_ACCESS requested. open_mode = 0x%x\n", smb_open_mode));
438 if (create_options & FILE_DELETE_ON_CLOSE) {
439 /* Implicit delete access is *NOT* requested... */
440 smb_open_mode |= DELETE_ON_CLOSE_FLAG;
441 DEBUG(10,("map_share_mode: FILE_DELETE_ON_CLOSE requested. open_mode = 0x%x\n", smb_open_mode));
444 /* Add in the requested share mode. */
445 switch( share_access & (FILE_SHARE_READ|FILE_SHARE_WRITE)) {
446 case FILE_SHARE_READ:
447 smb_open_mode |= SET_DENY_MODE(DENY_WRITE);
449 case FILE_SHARE_WRITE:
450 smb_open_mode |= SET_DENY_MODE(DENY_READ);
452 case (FILE_SHARE_READ|FILE_SHARE_WRITE):
453 smb_open_mode |= SET_DENY_MODE(DENY_NONE);
455 case FILE_SHARE_NONE:
456 smb_open_mode |= SET_DENY_MODE(DENY_ALL);
461 * Handle an O_SYNC request.
464 if(file_attributes & FILE_FLAG_WRITE_THROUGH)
465 smb_open_mode |= FILE_SYNC_OPENMODE;
467 DEBUG(10,("map_share_mode: Mapped desired access 0x%lx, share access 0x%lx, file attributes 0x%lx \
468 to open_mode 0x%x\n", (unsigned long)*desired_access, (unsigned long)share_access,
469 (unsigned long)file_attributes, smb_open_mode ));
471 return smb_open_mode;
474 /****************************************************************************
475 Reply to an NT create and X call on a pipe.
476 ****************************************************************************/
478 static int nt_open_pipe(char *fname, connection_struct *conn,
479 char *inbuf, char *outbuf, int *ppnum)
481 smb_np_struct *p = NULL;
483 uint16 vuid = SVAL(inbuf, smb_uid);
486 DEBUG(4,("nt_open_pipe: Opening pipe %s.\n", fname));
488 /* See if it is one we want to handle. */
490 if (lp_disable_spoolss() && strequal(fname, "\\spoolss"))
491 return(ERROR_BOTH(NT_STATUS_OBJECT_NAME_NOT_FOUND,ERRDOS,ERRbadpipe));
493 for( i = 0; known_nt_pipes[i]; i++ )
494 if( strequal(fname,known_nt_pipes[i]))
497 if ( known_nt_pipes[i] == NULL )
498 return(ERROR_BOTH(NT_STATUS_OBJECT_NAME_NOT_FOUND,ERRDOS,ERRbadpipe));
500 /* Strip \\ off the name. */
503 DEBUG(3,("nt_open_pipe: Known pipe %s opening.\n", fname));
505 p = open_rpc_pipe_p(fname, conn, vuid);
507 return(ERROR_DOS(ERRSRV,ERRnofids));
514 /****************************************************************************
515 Reply to an NT create and X call for pipes.
516 ****************************************************************************/
518 static int do_ntcreate_pipe_open(connection_struct *conn,
519 char *inbuf,char *outbuf,int length,int bufsize)
526 srvstr_pull_buf(inbuf, fname, smb_buf(inbuf), sizeof(fname), STR_TERMINATE);
528 if ((ret = nt_open_pipe(fname, conn, inbuf, outbuf, &pnum)) != 0)
532 * Deal with pipe return.
535 set_message(outbuf,34,0,True);
537 p = outbuf + smb_vwv2;
541 SIVAL(p,0,FILE_WAS_OPENED);
544 SIVAL(p,0,FILE_ATTRIBUTE_NORMAL); /* File Attributes. */
547 SSVAL(p,0,FILE_TYPE_MESSAGE_MODE_PIPE);
549 SSVAL(p,2, 0x5FF); /* ? */
551 DEBUG(5,("do_ntcreate_pipe_open: open pipe = %s\n", fname));
553 return chain_reply(inbuf,outbuf,length,bufsize);
556 /****************************************************************************
557 Reply to an NT create and X call.
558 ****************************************************************************/
560 int reply_ntcreate_and_X(connection_struct *conn,
561 char *inbuf,char *outbuf,int length,int bufsize)
565 enum FAKE_FILE_TYPE fake_file_type = 0;
566 uint32 flags = IVAL(inbuf,smb_ntcreate_Flags);
567 uint32 desired_access = IVAL(inbuf,smb_ntcreate_DesiredAccess);
568 uint32 file_attributes = IVAL(inbuf,smb_ntcreate_FileAttributes);
569 uint32 share_access = IVAL(inbuf,smb_ntcreate_ShareAccess);
570 uint32 create_disposition = IVAL(inbuf,smb_ntcreate_CreateDisposition);
571 uint32 create_options = IVAL(inbuf,smb_ntcreate_CreateOptions);
572 uint16 root_dir_fid = (uint16)IVAL(inbuf,smb_ntcreate_RootDirectoryFid);
573 SMB_BIG_UINT allocation_size = 0;
576 int smb_attr = (file_attributes & SAMBA_ATTRIBUTES_MASK);
577 /* Breakout the oplock request bits so we can set the
578 reply bits separately. */
579 int oplock_request = 0;
582 SMB_OFF_T file_len = 0;
583 SMB_STRUCT_STAT sbuf;
585 BOOL bad_path = False;
586 files_struct *fsp=NULL;
589 BOOL extended_oplock_granted = False;
591 START_PROFILE(SMBntcreateX);
593 DEBUG(10,("reply_ntcreateX: flags = 0x%x, desired_access = 0x%x \
594 file_attributes = 0x%x, share_access = 0x%x, create_disposition = 0x%x \
595 create_options = 0x%x root_dir_fid = 0x%x\n", flags, desired_access, file_attributes,
596 share_access, create_disposition,
597 create_options, root_dir_fid ));
599 /* If it's an IPC, use the pipe handler. */
602 if (lp_nt_pipe_support()) {
603 END_PROFILE(SMBntcreateX);
604 return do_ntcreate_pipe_open(conn,inbuf,outbuf,length,bufsize);
606 END_PROFILE(SMBntcreateX);
607 return(ERROR_DOS(ERRDOS,ERRnoaccess));
611 if (create_options & FILE_OPEN_BY_FILE_ID) {
612 END_PROFILE(SMBntcreateX);
613 return ERROR_NT(NT_STATUS_NOT_SUPPORTED);
617 * We need to construct the open_and_X ofun value from the
618 * NT values, as that's what our code is structured to accept.
621 if((smb_ofun = map_create_disposition( create_disposition )) == -1) {
622 END_PROFILE(SMBntcreateX);
623 return(ERROR_DOS(ERRDOS,ERRnoaccess));
630 if(root_dir_fid != 0) {
632 * This filename is relative to a directory fid.
634 files_struct *dir_fsp = file_fsp(inbuf,smb_ntcreate_RootDirectoryFid);
638 END_PROFILE(SMBntcreateX);
639 return(ERROR_DOS(ERRDOS,ERRbadfid));
642 if(!dir_fsp->is_directory) {
644 srvstr_pull_buf(inbuf, fname, smb_buf(inbuf), sizeof(fname), STR_TERMINATE);
647 * Check to see if this is a mac fork of some kind.
650 if( strchr_m(fname, ':')) {
651 END_PROFILE(SMBntcreateX);
652 return ERROR_NT(NT_STATUS_OBJECT_PATH_NOT_FOUND);
657 we need to handle the case when we get a
658 relative open relative to a file and the
659 pathname is blank - this is a reopen!
660 (hint from demyn plantenberg)
664 END_PROFILE(SMBntcreateX);
665 return(ERROR_DOS(ERRDOS,ERRbadfid));
669 * Copy in the base directory name.
672 pstrcpy( fname, dir_fsp->fsp_name );
673 dir_name_len = strlen(fname);
676 * Ensure it ends in a '\'.
679 if(fname[dir_name_len-1] != '\\' && fname[dir_name_len-1] != '/') {
680 pstrcat(fname, "\\");
684 srvstr_pull_buf(inbuf, &fname[dir_name_len], smb_buf(inbuf), sizeof(fname)-dir_name_len, STR_TERMINATE);
686 srvstr_pull_buf(inbuf, fname, smb_buf(inbuf), sizeof(fname), STR_TERMINATE);
689 * Check to see if this is a mac fork of some kind.
692 if( strchr_m(fname, ':')) {
694 if ((fake_file_type=is_fake_file(fname))!=0) {
696 * here we go! support for changing the disk quotas --metze
698 * we need to fake up to open this MAGIC QUOTA file
699 * and return a valid FID
701 * w2k close this file directly after openening
702 * xp also tries a QUERY_FILE_INFO on the file and then close it
705 END_PROFILE(SMBntcreateX);
706 return ERROR_NT(NT_STATUS_OBJECT_PATH_NOT_FOUND);
712 * Now contruct the smb_open_mode value from the filename,
713 * desired access and the share access.
715 RESOLVE_DFSPATH(fname, conn, inbuf, outbuf);
717 if((smb_open_mode = map_share_mode(fname, create_options, &desired_access,
719 file_attributes)) == -1) {
720 END_PROFILE(SMBntcreateX);
721 return ERROR_DOS(ERRDOS,ERRnoaccess);
724 oplock_request = (flags & REQUEST_OPLOCK) ? EXCLUSIVE_OPLOCK : 0;
725 if (oplock_request) {
726 oplock_request |= (flags & REQUEST_BATCH_OPLOCK) ? BATCH_OPLOCK : 0;
730 * Ordinary file or directory.
734 * Check if POSIX semantics are wanted.
737 set_posix_case_semantics(file_attributes);
739 unix_convert(fname,conn,0,&bad_path,&sbuf);
741 unixmode = unix_mode(conn,smb_attr | aARCH, fname);
744 * If it's a request for a directory open, deal with it separately.
747 if(create_options & FILE_DIRECTORY_FILE) {
750 /* Can't open a temp directory. IFS kit test. */
751 if (file_attributes & FILE_ATTRIBUTE_TEMPORARY) {
752 END_PROFILE(SMBntcreateX);
753 return ERROR_NT(NT_STATUS_INVALID_PARAMETER);
756 fsp = open_directory(conn, fname, &sbuf, desired_access, smb_open_mode, smb_ofun, unixmode, &smb_action);
758 restore_case_semantics(file_attributes);
761 set_bad_path_error(errno, bad_path);
762 END_PROFILE(SMBntcreateX);
763 return(UNIXERROR(ERRDOS,ERRnoaccess));
767 * Ordinary file case.
770 /* NB. We have a potential bug here. If we
771 * cause an oplock break to ourselves, then we
772 * could end up processing filename related
773 * SMB requests whilst we await the oplock
774 * break response. As we may have changed the
775 * filename case semantics to be POSIX-like,
776 * this could mean a filename request could
777 * fail when it should succeed. This is a rare
778 * condition, but eventually we must arrange
779 * to restore the correct case semantics
780 * before issuing an oplock break request to
781 * our client. JRA. */
783 if (fake_file_type==0) {
784 fsp = open_file_shared1(conn,fname,&sbuf,
787 smb_ofun,unixmode, oplock_request,
790 /* to open a fake_file --metze */
791 fsp = open_fake_file_shared1(fake_file_type,conn,fname,&sbuf,
794 smb_ofun,unixmode, oplock_request,
799 /* We cheat here. There are two cases we
800 * care about. One is a directory rename,
801 * where the NT client will attempt to
802 * open the source directory for
803 * DELETE access. Note that when the
804 * NT client does this it does *not*
805 * set the directory bit in the
806 * request packet. This is translated
807 * into a read/write open
808 * request. POSIX states that any open
809 * for write request on a directory
810 * will generate an EISDIR error, so
811 * we can catch this here and open a
812 * pseudo handle that is flagged as a
813 * directory. The second is an open
814 * for a permissions read only, which
815 * we handle in the open_file_stat case. JRA.
818 if(errno == EISDIR) {
821 * Fail the open if it was explicitly a non-directory file.
824 if (create_options & FILE_NON_DIRECTORY_FILE) {
825 restore_case_semantics(file_attributes);
826 SSVAL(outbuf, smb_flg2,
827 SVAL(outbuf,smb_flg2) | FLAGS2_32_BIT_ERROR_CODES);
828 END_PROFILE(SMBntcreateX);
829 return ERROR_NT(NT_STATUS_FILE_IS_A_DIRECTORY);
833 fsp = open_directory(conn, fname, &sbuf, desired_access, smb_open_mode, smb_ofun, unixmode, &smb_action);
836 restore_case_semantics(file_attributes);
837 set_bad_path_error(errno, bad_path);
838 END_PROFILE(SMBntcreateX);
839 return(UNIXERROR(ERRDOS,ERRnoaccess));
843 restore_case_semantics(file_attributes);
844 set_bad_path_error(errno, bad_path);
845 END_PROFILE(SMBntcreateX);
846 return(UNIXERROR(ERRDOS,ERRnoaccess));
851 restore_case_semantics(file_attributes);
853 file_len = sbuf.st_size;
854 fmode = dos_mode(conn,fname,&sbuf);
856 fmode = FILE_ATTRIBUTE_NORMAL;
857 if (!fsp->is_directory && (fmode & aDIR)) {
858 close_file(fsp,False);
859 END_PROFILE(SMBntcreateX);
860 return ERROR_DOS(ERRDOS,ERRnoaccess);
863 /* Save the requested allocation size. */
864 allocation_size = (SMB_BIG_UINT)IVAL(inbuf,smb_ntcreate_AllocationSize);
865 #ifdef LARGE_SMB_OFF_T
866 allocation_size |= (((SMB_BIG_UINT)IVAL(inbuf,smb_ntcreate_AllocationSize + 4)) << 32);
868 if (allocation_size && (allocation_size > (SMB_BIG_UINT)file_len)) {
869 fsp->initial_allocation_size = SMB_ROUNDUP(allocation_size,SMB_ROUNDUP_ALLOCATION_SIZE);
870 if (vfs_allocate_file_space(fsp, fsp->initial_allocation_size) == -1) {
871 close_file(fsp,False);
872 END_PROFILE(SMBntcreateX);
873 return ERROR_NT(NT_STATUS_DISK_FULL);
876 fsp->initial_allocation_size = SMB_ROUNDUP(((SMB_BIG_UINT)file_len),SMB_ROUNDUP_ALLOCATION_SIZE);
880 * If the caller set the extended oplock request bit
881 * and we granted one (by whatever means) - set the
882 * correct bit for extended oplock reply.
885 if (oplock_request && lp_fake_oplocks(SNUM(conn)))
886 extended_oplock_granted = True;
888 if(oplock_request && EXCLUSIVE_OPLOCK_TYPE(fsp->oplock_type))
889 extended_oplock_granted = True;
892 /* W2K sends back 42 words here ! If we do the same it breaks offline sync. Go figure... ? JRA. */
893 set_message(outbuf,42,0,True);
895 set_message(outbuf,34,0,True);
898 p = outbuf + smb_vwv2;
901 * Currently as we don't support level II oplocks we just report
902 * exclusive & batch here.
905 if (extended_oplock_granted) {
906 if (flags & REQUEST_BATCH_OPLOCK) {
907 SCVAL(p,0, BATCH_OPLOCK_RETURN);
909 SCVAL(p,0, EXCLUSIVE_OPLOCK_RETURN);
911 } else if (LEVEL_II_OPLOCK_TYPE(fsp->oplock_type)) {
912 SCVAL(p,0, LEVEL_II_OPLOCK_RETURN);
914 SCVAL(p,0,NO_OPLOCK_RETURN);
918 SSVAL(p,0,fsp->fnum);
920 if ((create_disposition == FILE_SUPERSEDE) && (smb_action == FILE_WAS_OVERWRITTEN))
921 SIVAL(p,0,FILE_WAS_SUPERSEDED);
923 SIVAL(p,0,smb_action);
927 c_time = get_create_time(&sbuf,lp_fake_dir_create_times(SNUM(conn)));
929 if (lp_dos_filetime_resolution(SNUM(conn))) {
936 put_long_date(p,c_time);
938 put_long_date(p,sbuf.st_atime); /* access time */
940 put_long_date(p,sbuf.st_mtime); /* write time */
942 put_long_date(p,sbuf.st_mtime); /* change time */
944 SIVAL(p,0,fmode); /* File Attributes. */
946 SOFF_T(p, 0, get_allocation_size(fsp,&sbuf));
948 SOFF_T(p,0,file_len);
950 SCVAL(p,0,fsp->is_directory ? 1 : 0);
952 DEBUG(5,("reply_ntcreate_and_X: fnum = %d, open name = %s\n", fsp->fnum, fsp->fsp_name));
954 result = chain_reply(inbuf,outbuf,length,bufsize);
955 END_PROFILE(SMBntcreateX);
959 /****************************************************************************
960 Reply to a NT_TRANSACT_CREATE call to open a pipe.
961 ****************************************************************************/
963 static int do_nt_transact_create_pipe( connection_struct *conn,
964 char *inbuf, char *outbuf, int length,
965 int bufsize, char **ppsetup, char **ppparams,
969 int total_parameter_count = (int)IVAL(inbuf, smb_nt_TotalParameterCount);
970 char *params = *ppparams;
976 * Ensure minimum number of parameters sent.
979 if(total_parameter_count < 54) {
980 DEBUG(0,("do_nt_transact_create_pipe - insufficient parameters (%u)\n", (unsigned int)total_parameter_count));
981 return ERROR_DOS(ERRDOS,ERRnoaccess);
984 srvstr_pull(inbuf, fname, params+53, sizeof(fname), total_parameter_count-53, STR_TERMINATE);
986 if ((ret = nt_open_pipe(fname, conn, inbuf, outbuf, &pnum)) != 0)
989 /* Realloc the size of parameters and data we will return */
990 params = nttrans_realloc(ppparams, 69);
992 return ERROR_DOS(ERRDOS,ERRnomem);
995 SCVAL(p,0,NO_OPLOCK_RETURN);
1000 SIVAL(p,0,FILE_WAS_OPENED);
1004 SIVAL(p,0,FILE_ATTRIBUTE_NORMAL); /* File Attributes. */
1007 SSVAL(p,0,FILE_TYPE_MESSAGE_MODE_PIPE);
1009 SSVAL(p,2, 0x5FF); /* ? */
1011 DEBUG(5,("do_nt_transact_create_pipe: open name = %s\n", fname));
1013 /* Send the required number of replies */
1014 send_nt_replies(inbuf, outbuf, bufsize, NT_STATUS_OK, params, 69, *ppdata, 0);
1019 /****************************************************************************
1020 Internal fn to set security descriptors.
1021 ****************************************************************************/
1023 static NTSTATUS set_sd(files_struct *fsp, char *data, uint32 sd_len, uint32 security_info_sent)
1026 SEC_DESC *psd = NULL;
1027 TALLOC_CTX *mem_ctx;
1031 return NT_STATUS_OK;
1035 * Init the parse struct we will unmarshall from.
1038 if ((mem_ctx = talloc_init("set_sd")) == NULL) {
1039 DEBUG(0,("set_sd: talloc_init failed.\n"));
1040 return NT_STATUS_NO_MEMORY;
1043 prs_init(&pd, 0, mem_ctx, UNMARSHALL);
1046 * Setup the prs_struct to point at the memory we just
1050 prs_give_memory( &pd, data, sd_len, False);
1053 * Finally, unmarshall from the data buffer.
1056 if(!sec_io_desc( "sd data", &psd, &pd, 1)) {
1057 DEBUG(0,("set_sd: Error in unmarshalling security descriptor.\n"));
1059 * Return access denied for want of a better error message..
1061 talloc_destroy(mem_ctx);
1062 return NT_STATUS_NO_MEMORY;
1065 if (psd->off_owner_sid==0)
1066 security_info_sent &= ~OWNER_SECURITY_INFORMATION;
1067 if (psd->off_grp_sid==0)
1068 security_info_sent &= ~GROUP_SECURITY_INFORMATION;
1069 if (psd->off_sacl==0)
1070 security_info_sent &= ~SACL_SECURITY_INFORMATION;
1071 if (psd->off_dacl==0)
1072 security_info_sent &= ~DACL_SECURITY_INFORMATION;
1074 ret = VFS_FSET_NT_ACL( fsp, fsp->fd, security_info_sent, psd);
1077 talloc_destroy(mem_ctx);
1078 return NT_STATUS_ACCESS_DENIED;
1081 talloc_destroy(mem_ctx);
1083 return NT_STATUS_OK;
1086 /****************************************************************************
1087 Reply to a NT_TRANSACT_CREATE call (needs to process SD's).
1088 ****************************************************************************/
1090 static int call_nt_transact_create(connection_struct *conn,
1091 char *inbuf, char *outbuf, int length,
1092 int bufsize, char **ppsetup, char **ppparams,
1096 char *params = *ppparams;
1097 char *data = *ppdata;
1098 int total_parameter_count = (int)IVAL(inbuf, smb_nt_TotalParameterCount);
1099 /* Breakout the oplock request bits so we can set the reply bits separately. */
1100 int oplock_request = 0;
1102 int fmode=0,rmode=0;
1103 SMB_OFF_T file_len = 0;
1104 SMB_STRUCT_STAT sbuf;
1106 BOOL bad_path = False;
1107 files_struct *fsp = NULL;
1109 BOOL extended_oplock_granted = False;
1111 uint32 desired_access;
1112 uint32 file_attributes;
1113 uint32 share_access;
1114 uint32 create_disposition;
1115 uint32 create_options;
1117 uint16 root_dir_fid;
1118 SMB_BIG_UINT allocation_size = 0;
1125 DEBUG(5,("call_nt_transact_create\n"));
1128 * If it's an IPC, use the pipe handler.
1132 if (lp_nt_pipe_support())
1133 return do_nt_transact_create_pipe(conn, inbuf, outbuf, length,
1134 bufsize, ppsetup, ppparams, ppdata);
1136 return ERROR_DOS(ERRDOS,ERRnoaccess);
1140 * Ensure minimum number of parameters sent.
1143 if(total_parameter_count < 54) {
1144 DEBUG(0,("call_nt_transact_create - insufficient parameters (%u)\n", (unsigned int)total_parameter_count));
1145 return ERROR_DOS(ERRDOS,ERRnoaccess);
1148 flags = IVAL(params,0);
1149 desired_access = IVAL(params,8);
1150 file_attributes = IVAL(params,20);
1151 share_access = IVAL(params,24);
1152 create_disposition = IVAL(params,28);
1153 create_options = IVAL(params,32);
1154 sd_len = IVAL(params,36);
1155 root_dir_fid = (uint16)IVAL(params,4);
1156 smb_attr = (file_attributes & SAMBA_ATTRIBUTES_MASK);
1158 if (create_options & FILE_OPEN_BY_FILE_ID) {
1159 END_PROFILE(SMBntcreateX);
1160 return ERROR_NT(NT_STATUS_NOT_SUPPORTED);
1164 * We need to construct the open_and_X ofun value from the
1165 * NT values, as that's what our code is structured to accept.
1168 if((smb_ofun = map_create_disposition( create_disposition )) == -1)
1169 return ERROR_DOS(ERRDOS,ERRbadmem);
1172 * Get the file name.
1175 if(root_dir_fid != 0) {
1177 * This filename is relative to a directory fid.
1180 files_struct *dir_fsp = file_fsp(params,4);
1181 size_t dir_name_len;
1184 return ERROR_DOS(ERRDOS,ERRbadfid);
1186 if(!dir_fsp->is_directory) {
1188 srvstr_pull(inbuf, fname, params+53, sizeof(fname), total_parameter_count-53, STR_TERMINATE);
1191 * Check to see if this is a mac fork of some kind.
1194 if( strchr_m(fname, ':'))
1195 return ERROR_NT(NT_STATUS_OBJECT_PATH_NOT_FOUND);
1197 return ERROR_DOS(ERRDOS,ERRbadfid);
1201 * Copy in the base directory name.
1204 pstrcpy( fname, dir_fsp->fsp_name );
1205 dir_name_len = strlen(fname);
1208 * Ensure it ends in a '\'.
1211 if((fname[dir_name_len-1] != '\\') && (fname[dir_name_len-1] != '/')) {
1212 pstrcat(fname, "\\");
1216 srvstr_pull(inbuf, &fname[dir_name_len], params+53, sizeof(fname)-dir_name_len,
1217 total_parameter_count-53, STR_TERMINATE);
1219 srvstr_pull(inbuf, fname, params+53, sizeof(fname), total_parameter_count-53, STR_TERMINATE);
1222 * Check to see if this is a mac fork of some kind.
1225 if( strchr_m(fname, ':'))
1226 return ERROR_NT(NT_STATUS_OBJECT_PATH_NOT_FOUND);
1230 * Now contruct the smb_open_mode value from the desired access
1231 * and the share access.
1234 if((smb_open_mode = map_share_mode( fname, create_options, &desired_access,
1235 share_access, file_attributes)) == -1)
1236 return ERROR_DOS(ERRDOS,ERRnoaccess);
1238 oplock_request = (flags & REQUEST_OPLOCK) ? EXCLUSIVE_OPLOCK : 0;
1239 oplock_request |= (flags & REQUEST_BATCH_OPLOCK) ? BATCH_OPLOCK : 0;
1242 * Check if POSIX semantics are wanted.
1245 set_posix_case_semantics(file_attributes);
1247 RESOLVE_DFSPATH(fname, conn, inbuf, outbuf);
1249 unix_convert(fname,conn,0,&bad_path,&sbuf);
1251 unixmode = unix_mode(conn,smb_attr | aARCH, fname);
1254 * If it's a request for a directory open, deal with it separately.
1257 if(create_options & FILE_DIRECTORY_FILE) {
1259 /* Can't open a temp directory. IFS kit test. */
1260 if (file_attributes & FILE_ATTRIBUTE_TEMPORARY) {
1261 END_PROFILE(SMBntcreateX);
1262 return ERROR_NT(NT_STATUS_INVALID_PARAMETER);
1268 * We will get a create directory here if the Win32
1269 * app specified a security descriptor in the
1270 * CreateDirectory() call.
1273 fsp = open_directory(conn, fname, &sbuf, desired_access, smb_open_mode, smb_ofun, unixmode, &smb_action);
1276 restore_case_semantics(file_attributes);
1277 set_bad_path_error(errno, bad_path);
1278 return(UNIXERROR(ERRDOS,ERRnoaccess));
1284 * Ordinary file case.
1287 fsp = open_file_shared1(conn,fname,&sbuf,desired_access,
1288 smb_open_mode,smb_ofun,unixmode,
1289 oplock_request,&rmode,&smb_action);
1293 if(errno == EISDIR) {
1296 * Fail the open if it was explicitly a non-directory file.
1299 if (create_options & FILE_NON_DIRECTORY_FILE) {
1300 restore_case_semantics(file_attributes);
1301 SSVAL(outbuf, smb_flg2, SVAL(outbuf,smb_flg2) | FLAGS2_32_BIT_ERROR_CODES);
1302 return ERROR_NT(NT_STATUS_FILE_IS_A_DIRECTORY);
1306 fsp = open_directory(conn, fname, &sbuf, desired_access, smb_open_mode, smb_ofun, unixmode, &smb_action);
1309 restore_case_semantics(file_attributes);
1310 set_bad_path_error(errno, bad_path);
1311 return(UNIXERROR(ERRDOS,ERRnoaccess));
1314 restore_case_semantics(file_attributes);
1315 set_bad_path_error(errno, bad_path);
1316 return(UNIXERROR(ERRDOS,ERRnoaccess));
1320 file_len = sbuf.st_size;
1321 fmode = dos_mode(conn,fname,&sbuf);
1323 fmode = FILE_ATTRIBUTE_NORMAL;
1326 close_file(fsp,False);
1327 restore_case_semantics(file_attributes);
1328 return ERROR_DOS(ERRDOS,ERRnoaccess);
1332 * If the caller set the extended oplock request bit
1333 * and we granted one (by whatever means) - set the
1334 * correct bit for extended oplock reply.
1337 if (oplock_request && lp_fake_oplocks(SNUM(conn)))
1338 extended_oplock_granted = True;
1340 if(oplock_request && EXCLUSIVE_OPLOCK_TYPE(fsp->oplock_type))
1341 extended_oplock_granted = True;
1345 * Now try and apply the desired SD.
1348 if (sd_len && !NT_STATUS_IS_OK(nt_status = set_sd( fsp, data, sd_len, ALL_SECURITY_INFORMATION))) {
1349 close_file(fsp,False);
1350 restore_case_semantics(file_attributes);
1351 return ERROR_NT(nt_status);
1354 restore_case_semantics(file_attributes);
1356 /* Save the requested allocation size. */
1357 allocation_size = (SMB_BIG_UINT)IVAL(params,12);
1358 #ifdef LARGE_SMB_OFF_T
1359 allocation_size |= (((SMB_BIG_UINT)IVAL(params,16)) << 32);
1361 if (allocation_size && (allocation_size > file_len)) {
1362 fsp->initial_allocation_size = SMB_ROUNDUP(allocation_size,SMB_ROUNDUP_ALLOCATION_SIZE);
1363 if (vfs_allocate_file_space(fsp, fsp->initial_allocation_size) == -1) {
1364 close_file(fsp,False);
1365 END_PROFILE(SMBntcreateX);
1366 return ERROR_NT(NT_STATUS_DISK_FULL);
1369 fsp->initial_allocation_size = SMB_ROUNDUP(((SMB_BIG_UINT)file_len),SMB_ROUNDUP_ALLOCATION_SIZE);
1372 /* Realloc the size of parameters and data we will return */
1373 params = nttrans_realloc(ppparams, 69);
1375 return ERROR_DOS(ERRDOS,ERRnomem);
1378 if (extended_oplock_granted)
1379 SCVAL(p,0, BATCH_OPLOCK_RETURN);
1380 else if (LEVEL_II_OPLOCK_TYPE(fsp->oplock_type))
1381 SCVAL(p,0, LEVEL_II_OPLOCK_RETURN);
1383 SCVAL(p,0,NO_OPLOCK_RETURN);
1386 SSVAL(p,0,fsp->fnum);
1388 if ((create_disposition == FILE_SUPERSEDE) && (smb_action == FILE_WAS_OVERWRITTEN))
1389 SIVAL(p,0,FILE_WAS_SUPERSEDED);
1391 SIVAL(p,0,smb_action);
1395 c_time = get_create_time(&sbuf,lp_fake_dir_create_times(SNUM(conn)));
1397 if (lp_dos_filetime_resolution(SNUM(conn))) {
1399 sbuf.st_atime &= ~1;
1400 sbuf.st_mtime &= ~1;
1401 sbuf.st_mtime &= ~1;
1404 put_long_date(p,c_time);
1406 put_long_date(p,sbuf.st_atime); /* access time */
1408 put_long_date(p,sbuf.st_mtime); /* write time */
1410 put_long_date(p,sbuf.st_mtime); /* change time */
1412 SIVAL(p,0,fmode); /* File Attributes. */
1414 SOFF_T(p, 0, get_allocation_size(fsp,&sbuf));
1416 SOFF_T(p,0,file_len);
1418 DEBUG(5,("call_nt_transact_create: open name = %s\n", fname));
1420 /* Send the required number of replies */
1421 send_nt_replies(inbuf, outbuf, bufsize, NT_STATUS_OK, params, 69, *ppdata, 0);
1426 /****************************************************************************
1427 Reply to a NT CANCEL request.
1428 ****************************************************************************/
1430 int reply_ntcancel(connection_struct *conn,
1431 char *inbuf,char *outbuf,int length,int bufsize)
1434 * Go through and cancel any pending change notifies.
1437 int mid = SVAL(inbuf,smb_mid);
1438 START_PROFILE(SMBntcancel);
1439 remove_pending_change_notify_requests_by_mid(mid);
1440 remove_pending_lock_requests_by_mid(mid);
1442 DEBUG(3,("reply_ntcancel: cancel called on mid = %d.\n", mid));
1444 END_PROFILE(SMBntcancel);
1448 /****************************************************************************
1449 Reply to an unsolicited SMBNTtranss - just ignore it!
1450 ****************************************************************************/
1452 int reply_nttranss(connection_struct *conn,
1453 char *inbuf,char *outbuf,int length,int bufsize)
1455 START_PROFILE(SMBnttranss);
1456 DEBUG(4,("Ignoring nttranss of length %d\n",length));
1457 END_PROFILE(SMBnttranss);
1461 /****************************************************************************
1462 Reply to a notify change - queue the request and
1463 don't allow a directory to be opened.
1464 ****************************************************************************/
1466 static int call_nt_transact_notify_change(connection_struct *conn,
1467 char *inbuf, char *outbuf, int length,
1470 char **ppparams, char **ppdata)
1472 char *setup = *ppsetup;
1476 fsp = file_fsp(setup,4);
1477 flags = IVAL(setup, 0);
1479 DEBUG(3,("call_nt_transact_notify_change\n"));
1482 return ERROR_DOS(ERRDOS,ERRbadfid);
1484 if((!fsp->is_directory) || (conn != fsp->conn))
1485 return ERROR_DOS(ERRDOS,ERRbadfid);
1487 if (!change_notify_set(inbuf, fsp, conn, flags))
1488 return(UNIXERROR(ERRDOS,ERRbadfid));
1490 DEBUG(3,("call_nt_transact_notify_change: notify change called on directory \
1491 name = %s\n", fsp->fsp_name ));
1496 /****************************************************************************
1497 Reply to an NT transact rename command.
1498 ****************************************************************************/
1500 static int call_nt_transact_rename(connection_struct *conn,
1501 char *inbuf, char *outbuf, int length,
1503 char **ppsetup, char **ppparams, char **ppdata)
1505 char *params = *ppparams;
1507 files_struct *fsp = file_fsp(params, 0);
1508 BOOL replace_if_exists = (SVAL(params,2) & RENAME_REPLACE_IF_EXISTS) ? True : False;
1511 CHECK_FSP(fsp, conn);
1512 srvstr_pull(inbuf, new_name, params+4, sizeof(new_name), -1, STR_TERMINATE);
1514 status = rename_internals(conn, fsp->fsp_name,
1515 new_name, replace_if_exists);
1516 if (!NT_STATUS_IS_OK(status))
1517 return ERROR_NT(status);
1520 * Rename was successful.
1522 send_nt_replies(inbuf, outbuf, bufsize, NT_STATUS_OK, NULL, 0, NULL, 0);
1524 DEBUG(3,("nt transact rename from = %s, to = %s succeeded.\n",
1525 fsp->fsp_name, new_name));
1528 * Win2k needs a changenotify request response before it will
1529 * update after a rename..
1532 process_pending_change_notify_queue((time_t)0);
1537 /******************************************************************************
1538 Fake up a completely empty SD.
1539 *******************************************************************************/
1541 static size_t get_null_nt_acl(TALLOC_CTX *mem_ctx, SEC_DESC **ppsd)
1543 extern DOM_SID global_sid_World;
1546 *ppsd = make_standard_sec_desc( mem_ctx, &global_sid_World, &global_sid_World, NULL, &sd_size);
1548 DEBUG(0,("get_null_nt_acl: Unable to malloc space for security descriptor.\n"));
1555 /****************************************************************************
1556 Reply to query a security descriptor - currently this is not implemented (it
1557 is planned to be though). Right now it just returns the same thing NT would
1558 when queried on a FAT filesystem. JRA.
1559 ****************************************************************************/
1561 static int call_nt_transact_query_security_desc(connection_struct *conn,
1562 char *inbuf, char *outbuf,
1563 int length, int bufsize,
1564 char **ppsetup, char **ppparams, char **ppdata)
1566 uint32 max_data_count = IVAL(inbuf,smb_nt_MaxDataCount);
1567 char *params = *ppparams;
1568 char *data = *ppdata;
1570 SEC_DESC *psd = NULL;
1572 TALLOC_CTX *mem_ctx;
1574 files_struct *fsp = file_fsp(params,0);
1577 return ERROR_DOS(ERRDOS,ERRbadfid);
1579 DEBUG(3,("call_nt_transact_query_security_desc: file = %s\n", fsp->fsp_name ));
1581 params = nttrans_realloc(ppparams, 4);
1583 return ERROR_DOS(ERRDOS,ERRnomem);
1585 if ((mem_ctx = talloc_init("call_nt_transact_query_security_desc")) == NULL) {
1586 DEBUG(0,("call_nt_transact_query_security_desc: talloc_init failed.\n"));
1587 return ERROR_DOS(ERRDOS,ERRnomem);
1591 * Get the permissions to return.
1594 if (!lp_nt_acl_support(SNUM(conn)))
1595 sd_size = get_null_nt_acl(mem_ctx, &psd);
1597 sd_size = VFS_FGET_NT_ACL(fsp, fsp->fd, &psd);
1600 talloc_destroy(mem_ctx);
1601 return(UNIXERROR(ERRDOS,ERRnoaccess));
1604 DEBUG(3,("call_nt_transact_query_security_desc: sd_size = %d.\n",(int)sd_size));
1606 SIVAL(params,0,(uint32)sd_size);
1608 if(max_data_count < sd_size) {
1610 send_nt_replies(inbuf, outbuf, bufsize, NT_STATUS_BUFFER_TOO_SMALL,
1611 params, 4, *ppdata, 0);
1612 talloc_destroy(mem_ctx);
1617 * Allocate the data we will point this at.
1620 data = nttrans_realloc(ppdata, sd_size);
1622 talloc_destroy(mem_ctx);
1623 return ERROR_DOS(ERRDOS,ERRnomem);
1627 * Init the parse struct we will marshall into.
1630 prs_init(&pd, 0, mem_ctx, MARSHALL);
1633 * Setup the prs_struct to point at the memory we just
1637 prs_give_memory( &pd, data, (uint32)sd_size, False);
1640 * Finally, linearize into the outgoing buffer.
1643 if(!sec_io_desc( "sd data", &psd, &pd, 1)) {
1644 DEBUG(0,("call_nt_transact_query_security_desc: Error in marshalling \
1645 security descriptor.\n"));
1647 * Return access denied for want of a better error message..
1649 talloc_destroy(mem_ctx);
1650 return(UNIXERROR(ERRDOS,ERRnoaccess));
1654 * Now we can delete the security descriptor.
1657 talloc_destroy(mem_ctx);
1659 send_nt_replies(inbuf, outbuf, bufsize, NT_STATUS_OK, params, 4, data, (int)sd_size);
1663 /****************************************************************************
1664 Reply to set a security descriptor. Map to UNIX perms.
1665 ****************************************************************************/
1667 static int call_nt_transact_set_security_desc(connection_struct *conn,
1668 char *inbuf, char *outbuf, int length,
1669 int bufsize, char **ppsetup,
1670 char **ppparams, char **ppdata)
1672 uint32 total_parameter_count = IVAL(inbuf, smb_nts_TotalParameterCount);
1673 char *params= *ppparams;
1674 char *data = *ppdata;
1675 uint32 total_data_count = (uint32)IVAL(inbuf, smb_nts_TotalDataCount);
1676 files_struct *fsp = NULL;
1677 uint32 security_info_sent = 0;
1680 if(total_parameter_count < 8)
1681 return ERROR_DOS(ERRDOS,ERRbadfunc);
1683 if((fsp = file_fsp(params,0)) == NULL)
1684 return ERROR_DOS(ERRDOS,ERRbadfid);
1686 if(!lp_nt_acl_support(SNUM(conn)))
1689 security_info_sent = IVAL(params,4);
1691 DEBUG(3,("call_nt_transact_set_security_desc: file = %s, sent 0x%x\n", fsp->fsp_name,
1692 (unsigned int)security_info_sent ));
1694 if (total_data_count == 0)
1695 return ERROR_DOS(ERRDOS, ERRnoaccess);
1697 if (!NT_STATUS_IS_OK(nt_status = set_sd( fsp, data, total_data_count, security_info_sent)))
1698 return ERROR_NT(nt_status);
1702 send_nt_replies(inbuf, outbuf, bufsize, NT_STATUS_OK, NULL, 0, NULL, 0);
1706 /****************************************************************************
1708 ****************************************************************************/
1709 static int call_nt_transact_ioctl(connection_struct *conn,
1710 char *inbuf, char *outbuf, int length,
1712 char **ppsetup, int setup_count,
1713 char **ppparams, int parameter_count,
1714 char **ppdata, int data_count)
1716 unsigned fnum, control;
1717 static BOOL logged_message;
1718 char *pdata = *ppdata;
1720 if (setup_count != 8) {
1721 DEBUG(3,("call_nt_transact_ioctl: invalid setup count %d\n", setup_count));
1722 return ERROR_NT(NT_STATUS_NOT_SUPPORTED);
1725 fnum = SVAL(*ppsetup, 4);
1726 control = IVAL(*ppsetup, 0);
1728 DEBUG(10,("call_nt_transact_ioctl: fnum=%d control=0x%08x\n",
1732 case FSCTL_SET_SPARSE:
1733 /* pretend this succeeded - tho strictly we should
1734 mark the file sparse (if the local fs supports it)
1735 so we can know if we need to pre-allocate or not */
1737 DEBUG(10,("FSCTL_SET_SPARSE: fnum=%d control=0x%08x\n",fnum,control));
1738 send_nt_replies(inbuf, outbuf, bufsize, NT_STATUS_OK, NULL, 0, NULL, 0);
1741 case FSCTL_0x000900C0:
1742 /* pretend this succeeded - don't know what this really is
1743 but works ok like this --metze
1746 DEBUG(1,("FSCTL_GET_REPARSE_POINT: fnum=%d control=0x%08x\n",fnum,control));
1747 send_nt_replies(inbuf, outbuf, bufsize, NT_STATUS_OK, NULL, 0, NULL, 0);
1750 case FSCTL_GET_REPARSE_POINT:
1751 /* pretend this fail - my winXP does it like this
1755 DEBUG(1,("FSCTL_GET_REPARSE_POINT: fnum=%d control=0x%08x\n",fnum,control));
1756 send_nt_replies(inbuf, outbuf, bufsize, NT_STATUS_NOT_A_REPARSE_POINT, NULL, 0, NULL, 0);
1759 case FSCTL_SET_REPARSE_POINT:
1760 /* pretend this fail - I'm assuming this because of the FSCTL_GET_REPARSE_POINT case.
1764 DEBUG(1,("FSCTL_SET_REPARSE_POINT: fnum=%d control=0x%08x\n",fnum,control));
1765 send_nt_replies(inbuf, outbuf, bufsize, NT_STATUS_NOT_A_REPARSE_POINT, NULL, 0, NULL, 0);
1768 case FSCTL_FIND_FILES_BY_SID: /* I hope this name is right */
1770 /* pretend this succeeded -
1772 * we have to send back a list with all files owned by this SID
1774 * but I have to check that --metze
1779 enum SID_NAME_USE sid_use = 0;
1780 size_t sid_len=SID_MAX_SIZE;
1782 DEBUG(1,("FSCTL_FIND_FILES_BY_SID: fnum=%d control=0x%08x\n",fnum,control));
1784 /* this is not the length of the sid :-( so unknown 4 bytes */
1785 /*sid_len = IVAL(pdata,0);
1786 DEBUGADD(0,("sid_len: (%u)\n",sid_len));*/
1788 sid_parse(pdata+4,sid_len,&sid);
1789 DEBUGADD(2,("SID: %s\n",sid_string_static(&sid)));
1791 if (!sid_to_uid(&sid, &uid, &sid_use)
1792 ||sid_use!=SID_NAME_USER) {
1793 DEBUG(0,("sid_to_uid: failed, sid[%s] sid_use: %d\n",
1794 sid_string_static(&sid),sid_use));
1798 /* we can take a look at the find source :-)
1800 * find ./ -uid $uid -name '*' is what we need here
1803 * and send 4bytes len and then NULL terminated unicode strings
1806 * but I don't know how to deal with the paged results
1808 * we don't send all files at once
1809 * and at the next we should *not* start from the beginning,
1810 * so we have to cache the result
1815 /* this works for now... */
1816 send_nt_replies(inbuf, outbuf, bufsize, NT_STATUS_OK, NULL, 0, NULL, 0);
1820 if (!logged_message) {
1821 logged_message = True; /* Only print this once... */
1822 DEBUG(0,("call_nt_transact_ioctl(0x%x): Currently not implemented.\n",
1827 return ERROR_NT(NT_STATUS_NOT_SUPPORTED);
1831 /****************************************************************************
1832 Reply to get user quota
1833 ****************************************************************************/
1835 static int call_nt_transact_get_user_quota(connection_struct *conn,
1836 char *inbuf, char *outbuf,
1837 int length, int bufsize,
1838 char **ppsetup, int setup_count,
1839 char **ppparams, int params_count,
1840 char **ppdata, int data_count)
1842 NTSTATUS nt_status = NT_STATUS_OK;
1843 uint32 max_data_count = IVAL(inbuf,smb_nt_MaxDataCount);
1844 char *params = *ppparams;
1845 char *pdata = *ppdata;
1847 int data_len=0,param_len=0;
1850 files_struct *fsp = NULL;
1854 BOOL start_enum = True;
1855 SMB_NTQUOTA_STRUCT qt;
1856 SMB_NTQUOTA_LIST *tmp_list;
1857 SMB_NTQUOTA_HANDLE *qt_handle = NULL;
1862 if (conn->admin_user != True) {
1863 DEBUG(1,("set_user_quota: access_denied service [%s] user [%s]\n",
1864 lp_servicename(SNUM(conn)),conn->user));
1865 return ERROR_DOS(ERRDOS,ERRnoaccess);
1869 * Ensure minimum number of parameters sent.
1872 if (params_count < 4) {
1873 DEBUG(0,("TRANSACT_GET_USER_QUOTA: requires %d >= 4 bytes parameters\n",params_count));
1874 return ERROR_DOS(ERRDOS,ERRinvalidparam);
1877 /* maybe we can check the quota_fnum */
1878 fsp = file_fsp(params,0);
1879 if (!CHECK_NTQUOTA_HANDLE_OK(fsp,conn)) {
1880 DEBUG(3,("TRANSACT_GET_USER_QUOTA: no valid QUOTA HANDLE\n"));
1881 return ERROR_NT(NT_STATUS_INVALID_HANDLE);
1884 /* the NULL pointer cheking for fsp->fake_file_handle->pd
1885 * is done by CHECK_NTQUOTA_HANDLE_OK()
1887 qt_handle = (SMB_NTQUOTA_HANDLE *)fsp->fake_file_handle->pd;
1889 level = SVAL(params,2);
1891 /* unknown 12 bytes leading in params */
1894 case TRANSACT_GET_USER_QUOTA_LIST_CONTINUE:
1895 /* seems that we should continue with the enum here --metze */
1897 if (qt_handle->quota_list!=NULL &&
1898 qt_handle->tmp_list==NULL) {
1901 free_ntquota_list(&(qt_handle->quota_list));
1903 /* Realloc the size of parameters and data we will return */
1905 params = nttrans_realloc(ppparams, param_len);
1907 return ERROR_DOS(ERRDOS,ERRnomem);
1910 SIVAL(params,0,data_len);
1917 case TRANSACT_GET_USER_QUOTA_LIST_START:
1919 if (qt_handle->quota_list==NULL &&
1920 qt_handle->tmp_list==NULL) {
1924 if (start_enum && vfs_get_user_ntquota_list(fsp,&(qt_handle->quota_list))!=0)
1925 return ERROR_DOS(ERRSRV,ERRerror);
1927 /* Realloc the size of parameters and data we will return */
1929 params = nttrans_realloc(ppparams, param_len);
1931 return ERROR_DOS(ERRDOS,ERRnomem);
1933 /* we should not trust the value in max_data_count*/
1934 max_data_count = MIN(max_data_count,2048);
1936 pdata = nttrans_realloc(ppdata, max_data_count);/* should be max data count from client*/
1938 return ERROR_DOS(ERRDOS,ERRnomem);
1943 /* set params Size of returned Quota Data 4 bytes*/
1944 /* but set it later when we know it */
1946 /* for each entry push the data */
1949 qt_handle->tmp_list = qt_handle->quota_list;
1952 tmp_list = qt_handle->tmp_list;
1954 for (;((tmp_list!=NULL)&&((qt_len +40+SID_MAX_SIZE)<max_data_count));
1955 tmp_list=tmp_list->next,entry+=entry_len,qt_len+=entry_len) {
1957 sid_len = sid_size(&tmp_list->quotas->sid);
1958 entry_len = 40 + sid_len;
1960 /* nextoffset entry 4 bytes */
1961 SIVAL(entry,0,entry_len);
1963 /* then the len of the SID 4 bytes */
1964 SIVAL(entry,4,sid_len);
1966 /* unknown data 8 bytes SMB_BIG_UINT */
1967 SBIG_UINT(entry,8,(SMB_BIG_UINT)0); /* this is not 0 in windows...-metze*/
1969 /* the used disk space 8 bytes SMB_BIG_UINT */
1970 SBIG_UINT(entry,16,tmp_list->quotas->usedspace);
1972 /* the soft quotas 8 bytes SMB_BIG_UINT */
1973 SBIG_UINT(entry,24,tmp_list->quotas->softlim);
1975 /* the hard quotas 8 bytes SMB_BIG_UINT */
1976 SBIG_UINT(entry,32,tmp_list->quotas->hardlim);
1978 /* and now the SID */
1979 sid_linearize(entry+40, sid_len, &tmp_list->quotas->sid);
1982 qt_handle->tmp_list = tmp_list;
1984 /* overwrite the offset of the last entry */
1985 SIVAL(entry-entry_len,0,0);
1987 data_len = 4+qt_len;
1988 /* overwrite the params quota_data_len */
1989 SIVAL(params,0,data_len);
1993 case TRANSACT_GET_USER_QUOTA_FOR_SID:
1995 /* unknown 4 bytes IVAL(pdata,0) */
1997 if (data_count < 8) {
1998 DEBUG(0,("TRANSACT_GET_USER_QUOTA_FOR_SID: requires %d >= %d bytes data\n",data_count,8));
1999 return ERROR_DOS(ERRDOS,ERRunknownlevel);
2002 sid_len = IVAL(pdata,4);
2004 if (data_count < 8+sid_len) {
2005 DEBUG(0,("TRANSACT_GET_USER_QUOTA_FOR_SID: requires %d >= %d bytes data\n",data_count,8+sid_len));
2006 return ERROR_DOS(ERRDOS,ERRunknownlevel);
2009 data_len = 4+40+sid_len;
2011 if (max_data_count < data_len) {
2012 DEBUG(0,("TRANSACT_GET_USER_QUOTA_FOR_SID: max_data_count(%d) < data_len(%d)\n",
2013 max_data_count, data_len));
2015 SIVAL(params,0,data_len);
2017 nt_status = NT_STATUS_BUFFER_TOO_SMALL;
2021 sid_parse(pdata+8,sid_len,&sid);
2024 if (vfs_get_ntquota(fsp, SMB_USER_QUOTA_TYPE, &sid, &qt)!=0) {
2027 * we have to return zero's in all fields
2028 * instead of returning an error here
2033 /* Realloc the size of parameters and data we will return */
2035 params = nttrans_realloc(ppparams, param_len);
2037 return ERROR_DOS(ERRDOS,ERRnomem);
2039 pdata = nttrans_realloc(ppdata, data_len);
2041 return ERROR_DOS(ERRDOS,ERRnomem);
2045 /* set params Size of returned Quota Data 4 bytes*/
2046 SIVAL(params,0,data_len);
2048 /* nextoffset entry 4 bytes */
2051 /* then the len of the SID 4 bytes */
2052 SIVAL(entry,4,sid_len);
2054 /* unknown data 8 bytes SMB_BIG_UINT */
2055 SBIG_UINT(entry,8,(SMB_BIG_UINT)0); /* this is not 0 in windows...-mezte*/
2057 /* the used disk space 8 bytes SMB_BIG_UINT */
2058 SBIG_UINT(entry,16,qt.usedspace);
2060 /* the soft quotas 8 bytes SMB_BIG_UINT */
2061 SBIG_UINT(entry,24,qt.softlim);
2063 /* the hard quotas 8 bytes SMB_BIG_UINT */
2064 SBIG_UINT(entry,32,qt.hardlim);
2066 /* and now the SID */
2067 sid_linearize(entry+40, sid_len, &sid);
2072 DEBUG(0,("do_nt_transact_get_user_quota: fnum %d unknown level 0x%04hX\n",fsp->fnum,level));
2073 return ERROR_DOS(ERRSRV,ERRerror);
2077 send_nt_replies(inbuf, outbuf, bufsize, nt_status, params, param_len, pdata, data_len);
2082 /****************************************************************************
2083 Reply to set user quota
2084 ****************************************************************************/
2086 static int call_nt_transact_set_user_quota(connection_struct *conn,
2087 char *inbuf, char *outbuf,
2088 int length, int bufsize,
2089 char **ppsetup, int setup_count,
2090 char **ppparams, int params_count,
2091 char **ppdata, int data_count)
2093 char *params = *ppparams;
2094 char *pdata = *ppdata;
2095 int data_len=0,param_len=0;
2096 SMB_NTQUOTA_STRUCT qt;
2099 files_struct *fsp = NULL;
2104 if (conn->admin_user != True) {
2105 DEBUG(1,("set_user_quota: access_denied service [%s] user [%s]\n",
2106 lp_servicename(SNUM(conn)),conn->user));
2107 return ERROR_DOS(ERRDOS,ERRnoaccess);
2111 * Ensure minimum number of parameters sent.
2114 if (params_count < 2) {
2115 DEBUG(0,("TRANSACT_SET_USER_QUOTA: requires %d >= 2 bytes parameters\n",params_count));
2116 return ERROR_DOS(ERRDOS,ERRinvalidparam);
2119 /* maybe we can check the quota_fnum */
2120 fsp = file_fsp(params,0);
2121 if (!CHECK_NTQUOTA_HANDLE_OK(fsp,conn)) {
2122 DEBUG(3,("TRANSACT_GET_USER_QUOTA: no valid QUOTA HANDLE\n"));
2123 return ERROR_NT(NT_STATUS_INVALID_HANDLE);
2126 if (data_count < 40) {
2127 DEBUG(0,("TRANSACT_SET_USER_QUOTA: requires %d >= %d bytes data\n",data_count,40));
2128 return ERROR_DOS(ERRDOS,ERRunknownlevel);
2131 /* offset to next quota record.
2132 * 4 bytes IVAL(pdata,0)
2137 sid_len = IVAL(pdata,4);
2139 if (data_count < 40+sid_len) {
2140 DEBUG(0,("TRANSACT_SET_USER_QUOTA: requires %d >= %d bytes data\n",data_count,40+sid_len));
2141 return ERROR_DOS(ERRDOS,ERRunknownlevel);
2144 /* unknown 8 bytes in pdata
2145 * maybe its the change time in NTTIME
2148 /* the used space 8 bytes (SMB_BIG_UINT)*/
2149 qt.usedspace = (SMB_BIG_UINT)IVAL(pdata,16);
2150 #ifdef LARGE_SMB_OFF_T
2151 qt.usedspace |= (((SMB_BIG_UINT)IVAL(pdata,20)) << 32);
2152 #else /* LARGE_SMB_OFF_T */
2153 if ((IVAL(pdata,20) != 0)&&
2154 ((qt.usedspace != 0xFFFFFFFF)||
2155 (IVAL(pdata,20)!=0xFFFFFFFF)))) {
2156 /* more than 32 bits? */
2157 return ERROR_DOS(ERRDOS,ERRunknownlevel);
2159 #endif /* LARGE_SMB_OFF_T */
2161 /* the soft quotas 8 bytes (SMB_BIG_UINT)*/
2162 qt.softlim = (SMB_BIG_UINT)IVAL(pdata,24);
2163 #ifdef LARGE_SMB_OFF_T
2164 qt.softlim |= (((SMB_BIG_UINT)IVAL(pdata,28)) << 32);
2165 #else /* LARGE_SMB_OFF_T */
2166 if ((IVAL(pdata,28) != 0)&&
2167 ((qt.softlim != 0xFFFFFFFF)||
2168 (IVAL(pdata,28)!=0xFFFFFFFF)))) {
2169 /* more than 32 bits? */
2170 return ERROR_DOS(ERRDOS,ERRunknownlevel);
2172 #endif /* LARGE_SMB_OFF_T */
2174 /* the hard quotas 8 bytes (SMB_BIG_UINT)*/
2175 qt.hardlim = (SMB_BIG_UINT)IVAL(pdata,32);
2176 #ifdef LARGE_SMB_OFF_T
2177 qt.hardlim |= (((SMB_BIG_UINT)IVAL(pdata,36)) << 32);
2178 #else /* LARGE_SMB_OFF_T */
2179 if ((IVAL(pdata,36) != 0)&&
2180 ((qt.hardlim != 0xFFFFFFFF)||
2181 (IVAL(pdata,36)!=0xFFFFFFFF)))) {
2182 /* more than 32 bits? */
2183 return ERROR_DOS(ERRDOS,ERRunknownlevel);
2185 #endif /* LARGE_SMB_OFF_T */
2187 sid_parse(pdata+40,sid_len,&sid);
2188 DEBUGADD(8,("SID: %s\n",sid_string_static(&sid)));
2190 /* 44 unknown bytes left... */
2192 if (vfs_set_ntquota(fsp, SMB_USER_QUOTA_TYPE, &sid, &qt)!=0) {
2193 return ERROR_DOS(ERRSRV,ERRerror);
2196 send_nt_replies(inbuf, outbuf, bufsize, NT_STATUS_OK, params, param_len, pdata, data_len);
2201 /****************************************************************************
2202 Reply to a SMBNTtrans.
2203 ****************************************************************************/
2205 int reply_nttrans(connection_struct *conn,
2206 char *inbuf,char *outbuf,int length,int bufsize)
2209 #if 0 /* Not used. */
2210 uint16 max_setup_count = CVAL(inbuf, smb_nt_MaxSetupCount);
2211 uint32 max_parameter_count = IVAL(inbuf, smb_nt_MaxParameterCount);
2212 uint32 max_data_count = IVAL(inbuf,smb_nt_MaxDataCount);
2213 #endif /* Not used. */
2214 uint32 total_parameter_count = IVAL(inbuf, smb_nt_TotalParameterCount);
2215 uint32 total_data_count = IVAL(inbuf, smb_nt_TotalDataCount);
2216 uint32 parameter_count = IVAL(inbuf,smb_nt_ParameterCount);
2217 uint32 parameter_offset = IVAL(inbuf,smb_nt_ParameterOffset);
2218 uint32 data_count = IVAL(inbuf,smb_nt_DataCount);
2219 uint32 data_offset = IVAL(inbuf,smb_nt_DataOffset);
2220 uint16 setup_count = 2*CVAL(inbuf,smb_nt_SetupCount); /* setup count is in *words* */
2221 uint16 function_code = SVAL( inbuf, smb_nt_Function);
2222 char *params = NULL, *data = NULL, *setup = NULL;
2223 uint32 num_params_sofar, num_data_sofar;
2224 START_PROFILE(SMBnttrans);
2226 if(global_oplock_break &&
2227 ((function_code == NT_TRANSACT_CREATE) ||
2228 (function_code == NT_TRANSACT_RENAME))) {
2230 * Queue this open message as we are the process of an oplock break.
2233 DEBUG(2,("reply_nttrans: queueing message code 0x%x \
2234 due to being in oplock break state.\n", (unsigned int)function_code ));
2236 push_oplock_pending_smb_message( inbuf, length);
2237 END_PROFILE(SMBnttrans);
2241 if (IS_IPC(conn) && (function_code != NT_TRANSACT_CREATE)) {
2242 END_PROFILE(SMBnttrans);
2243 return ERROR_DOS(ERRSRV,ERRaccess);
2246 outsize = set_message(outbuf,0,0,True);
2249 * All nttrans messages we handle have smb_wct == 19 + setup_count.
2250 * Ensure this is so as a sanity check.
2253 if(CVAL(inbuf, smb_wct) != 19 + (setup_count/2)) {
2254 DEBUG(2,("Invalid smb_wct %d in nttrans call (should be %d)\n",
2255 CVAL(inbuf, smb_wct), 19 + (setup_count/2)));
2259 /* Allocate the space for the setup, the maximum needed parameters and data */
2262 setup = (char *)malloc(setup_count);
2263 if (total_parameter_count > 0)
2264 params = (char *)malloc(total_parameter_count);
2265 if (total_data_count > 0)
2266 data = (char *)malloc(total_data_count);
2268 if ((total_parameter_count && !params) || (total_data_count && !data) ||
2269 (setup_count && !setup)) {
2273 DEBUG(0,("reply_nttrans : Out of memory\n"));
2274 END_PROFILE(SMBnttrans);
2275 return ERROR_DOS(ERRDOS,ERRnomem);
2278 /* Copy the param and data bytes sent with this request into the params buffer */
2279 num_params_sofar = parameter_count;
2280 num_data_sofar = data_count;
2282 if (parameter_count > total_parameter_count || data_count > total_data_count)
2286 DEBUG(10,("reply_nttrans: setup_count = %d\n", setup_count));
2287 if ((smb_nt_SetupStart + setup_count < smb_nt_SetupStart) ||
2288 (smb_nt_SetupStart + setup_count < setup_count))
2290 if (smb_nt_SetupStart + setup_count > length)
2293 memcpy( setup, &inbuf[smb_nt_SetupStart], setup_count);
2294 dump_data(10, setup, setup_count);
2297 DEBUG(10,("reply_nttrans: parameter_count = %d\n", parameter_count));
2298 if ((parameter_offset + parameter_count < parameter_offset) ||
2299 (parameter_offset + parameter_count < parameter_count))
2301 if (smb_base(inbuf) + parameter_offset + parameter_count > inbuf + length)
2304 memcpy( params, smb_base(inbuf) + parameter_offset, parameter_count);
2305 dump_data(10, params, parameter_count);
2308 DEBUG(10,("reply_nttrans: data_count = %d\n",data_count));
2309 if ((data_offset + data_count < data_offset) || (data_offset + data_count < data_count))
2311 if (smb_base(inbuf) + data_offset + data_count > inbuf + length)
2314 memcpy( data, smb_base(inbuf) + data_offset, data_count);
2315 dump_data(10, data, data_count);
2318 if(num_data_sofar < total_data_count || num_params_sofar < total_parameter_count) {
2319 /* We need to send an interim response then receive the rest
2320 of the parameter/data bytes */
2321 outsize = set_message(outbuf,0,0,True);
2322 if (!send_smb(smbd_server_fd(),outbuf))
2323 exit_server("reply_nttrans: send_smb failed.");
2325 while( num_data_sofar < total_data_count || num_params_sofar < total_parameter_count) {
2327 uint32 parameter_displacement;
2328 uint32 data_displacement;
2330 ret = receive_next_smb(inbuf,bufsize,SMB_SECONDARY_WAIT);
2332 if((ret && (CVAL(inbuf, smb_com) != SMBnttranss)) || !ret) {
2333 outsize = set_message(outbuf,0,0,True);
2335 DEBUG(0,("reply_nttrans: Invalid secondary nttrans packet\n"));
2337 DEBUG(0,("reply_nttrans: %s in getting secondary nttrans response.\n",
2338 (smb_read_error == READ_ERROR) ? "error" : "timeout" ));
2343 /* Revise total_params and total_data in case they have changed downwards */
2344 if (IVAL(inbuf, smb_nts_TotalParameterCount) < total_parameter_count)
2345 total_parameter_count = IVAL(inbuf, smb_nts_TotalParameterCount);
2346 if (IVAL(inbuf, smb_nts_TotalDataCount) < total_data_count)
2347 total_data_count = IVAL(inbuf, smb_nts_TotalDataCount);
2349 parameter_count = IVAL(inbuf,smb_nts_ParameterCount);
2350 parameter_offset = IVAL(inbuf, smb_nts_ParameterOffset);
2351 parameter_displacement = IVAL(inbuf, smb_nts_ParameterDisplacement);
2352 num_params_sofar += parameter_count;
2354 data_count = IVAL(inbuf, smb_nts_DataCount);
2355 data_displacement = IVAL(inbuf, smb_nts_DataDisplacement);
2356 data_offset = IVAL(inbuf, smb_nts_DataOffset);
2357 num_data_sofar += data_count;
2359 if (num_params_sofar > total_parameter_count || num_data_sofar > total_data_count) {
2360 DEBUG(0,("reply_nttrans2: data overflow in secondary nttrans packet"));
2364 if (parameter_count) {
2365 if (parameter_displacement + parameter_count >= total_parameter_count)
2367 if ((parameter_displacement + parameter_count < parameter_displacement) ||
2368 (parameter_displacement + parameter_count < parameter_count))
2370 if (smb_base(inbuf) + parameter_offset + parameter_count >= inbuf + bufsize)
2372 if (parameter_displacement + params < params)
2375 memcpy( ¶ms[parameter_displacement], smb_base(inbuf) + parameter_offset, parameter_count);
2379 if (data_displacement + data_count >= total_data_count)
2381 if ((data_displacement + data_count < data_displacement) ||
2382 (data_displacement + data_count < data_count))
2384 if (smb_base(inbuf) + data_offset + data_count >= inbuf + bufsize)
2386 if (data_displacement + data < data)
2389 memcpy( &data[data_displacement], smb_base(inbuf)+ data_offset, data_count);
2394 if (Protocol >= PROTOCOL_NT1)
2395 SSVAL(outbuf,smb_flg2,SVAL(outbuf,smb_flg2) | FLAGS2_IS_LONG_NAME);
2397 /* Now we must call the relevant NT_TRANS function */
2398 switch(function_code) {
2399 case NT_TRANSACT_CREATE:
2400 START_PROFILE_NESTED(NT_transact_create);
2401 outsize = call_nt_transact_create(conn, inbuf, outbuf,
2403 &setup, ¶ms, &data);
2404 END_PROFILE_NESTED(NT_transact_create);
2406 case NT_TRANSACT_IOCTL:
2407 START_PROFILE_NESTED(NT_transact_ioctl);
2408 outsize = call_nt_transact_ioctl(conn, inbuf, outbuf,
2410 &setup, setup_count,
2411 ¶ms, parameter_count,
2413 END_PROFILE_NESTED(NT_transact_ioctl);
2415 case NT_TRANSACT_SET_SECURITY_DESC:
2416 START_PROFILE_NESTED(NT_transact_set_security_desc);
2417 outsize = call_nt_transact_set_security_desc(conn, inbuf, outbuf,
2419 &setup, ¶ms, &data);
2420 END_PROFILE_NESTED(NT_transact_set_security_desc);
2422 case NT_TRANSACT_NOTIFY_CHANGE:
2423 START_PROFILE_NESTED(NT_transact_notify_change);
2424 outsize = call_nt_transact_notify_change(conn, inbuf, outbuf,
2426 &setup, ¶ms, &data);
2427 END_PROFILE_NESTED(NT_transact_notify_change);
2429 case NT_TRANSACT_RENAME:
2430 START_PROFILE_NESTED(NT_transact_rename);
2431 outsize = call_nt_transact_rename(conn, inbuf, outbuf,
2433 &setup, ¶ms, &data);
2434 END_PROFILE_NESTED(NT_transact_rename);
2437 case NT_TRANSACT_QUERY_SECURITY_DESC:
2438 START_PROFILE_NESTED(NT_transact_query_security_desc);
2439 outsize = call_nt_transact_query_security_desc(conn, inbuf, outbuf,
2441 &setup, ¶ms, &data);
2442 END_PROFILE_NESTED(NT_transact_query_security_desc);
2444 case NT_TRANSACT_GET_USER_QUOTA:
2445 START_PROFILE_NESTED(NT_transact_get_user_quota);
2446 outsize = call_nt_transact_get_user_quota(conn, inbuf, outbuf,
2448 &setup, setup_count,
2449 ¶ms, parameter_count,
2451 END_PROFILE_NESTED(NT_transact_get_user_quota);
2453 case NT_TRANSACT_SET_USER_QUOTA:
2454 START_PROFILE_NESTED(NT_transact_set_user_quota);
2455 outsize = call_nt_transact_set_user_quota(conn, inbuf, outbuf,
2457 &setup, setup_count,
2458 ¶ms, parameter_count,
2460 END_PROFILE_NESTED(NT_transact_set_user_quota);
2463 /* Error in request */
2464 DEBUG(0,("reply_nttrans: Unknown request %d in nttrans call\n", function_code));
2468 END_PROFILE(SMBnttrans);
2469 return ERROR_DOS(ERRSRV,ERRerror);
2472 /* As we do not know how many data packets will need to be
2473 returned here the various call_nt_transact_xxxx calls
2474 must send their own. Thus a call_nt_transact_xxxx routine only
2475 returns a value other than -1 when it wants to send
2482 END_PROFILE(SMBnttrans);
2483 return outsize; /* If a correct response was needed the call_nt_transact_xxxx
2484 calls have already sent it. If outsize != -1 then it is
2485 returning an error packet. */
2492 END_PROFILE(SMBnttrans);
2493 return ERROR_NT(NT_STATUS_INVALID_PARAMETER);