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.
24 extern enum protocol_types Protocol
;
25 extern int smb_read_error
;
26 extern int global_oplock_break
;
27 extern struct current_user current_user
;
29 static const char *known_nt_pipes
[] = {
46 /* Map generic permissions to file object specific permissions */
48 struct generic_mapping file_generic_mapping
= {
55 static char *nttrans_realloc(char **ptr
, size_t size
)
59 smb_panic("nttrans_realloc() called with NULL ptr\n");
61 tptr
= SMB_REALLOC(*ptr
, size
);
66 memset(tptr
,'\0',size
);
74 /****************************************************************************
75 Send the required number of replies back.
76 We assume all fields other than the data fields are
77 set correctly for the type of call.
78 HACK ! Always assumes smb_setup field is zero.
79 ****************************************************************************/
81 static int send_nt_replies(char *inbuf
, char *outbuf
, int bufsize
, NTSTATUS nt_error
, char *params
,
82 int paramsize
, char *pdata
, int datasize
)
85 int data_to_send
= datasize
;
86 int params_to_send
= paramsize
;
90 int params_sent_thistime
, data_sent_thistime
, total_sent_thistime
;
91 int alignment_offset
= 3;
92 int data_alignment_offset
= 0;
95 * Initially set the wcnt area to be 18 - this is true for all
99 set_message(outbuf
,18,0,True
);
101 if (NT_STATUS_V(nt_error
))
105 * If there genuinely are no parameters or data to send just send
109 if(params_to_send
== 0 && data_to_send
== 0) {
110 if (!send_smb(smbd_server_fd(),outbuf
))
111 exit_server("send_nt_replies: send_smb failed.");
116 * When sending params and data ensure that both are nicely aligned.
117 * Only do this alignment when there is also data to send - else
118 * can cause NT redirector problems.
121 if (((params_to_send
% 4) != 0) && (data_to_send
!= 0))
122 data_alignment_offset
= 4 - (params_to_send
% 4);
125 * Space is bufsize minus Netbios over TCP header minus SMB header.
126 * The alignment_offset is to align the param bytes on a four byte
127 * boundary (2 bytes for data len, one byte pad).
128 * NT needs this to work correctly.
131 useable_space
= bufsize
- ((smb_buf(outbuf
)+
132 alignment_offset
+data_alignment_offset
) -
136 * useable_space can never be more than max_send minus the
140 useable_space
= MIN(useable_space
,
141 max_send
- (alignment_offset
+data_alignment_offset
));
144 while (params_to_send
|| data_to_send
) {
147 * Calculate whether we will totally or partially fill this packet.
150 total_sent_thistime
= params_to_send
+ data_to_send
+
151 alignment_offset
+ data_alignment_offset
;
154 * We can never send more than useable_space.
157 total_sent_thistime
= MIN(total_sent_thistime
, useable_space
);
159 set_message(outbuf
, 18, total_sent_thistime
, True
);
162 * Set total params and data to be sent.
165 SIVAL(outbuf
,smb_ntr_TotalParameterCount
,paramsize
);
166 SIVAL(outbuf
,smb_ntr_TotalDataCount
,datasize
);
169 * Calculate how many parameters and data we can fit into
170 * this packet. Parameters get precedence.
173 params_sent_thistime
= MIN(params_to_send
,useable_space
);
174 data_sent_thistime
= useable_space
- params_sent_thistime
;
175 data_sent_thistime
= MIN(data_sent_thistime
,data_to_send
);
177 SIVAL(outbuf
,smb_ntr_ParameterCount
,params_sent_thistime
);
179 if(params_sent_thistime
== 0) {
180 SIVAL(outbuf
,smb_ntr_ParameterOffset
,0);
181 SIVAL(outbuf
,smb_ntr_ParameterDisplacement
,0);
184 * smb_ntr_ParameterOffset is the offset from the start of the SMB header to the
185 * parameter bytes, however the first 4 bytes of outbuf are
186 * the Netbios over TCP header. Thus use smb_base() to subtract
187 * them from the calculation.
190 SIVAL(outbuf
,smb_ntr_ParameterOffset
,
191 ((smb_buf(outbuf
)+alignment_offset
) - smb_base(outbuf
)));
193 * Absolute displacement of param bytes sent in this packet.
196 SIVAL(outbuf
,smb_ntr_ParameterDisplacement
,pp
- params
);
200 * Deal with the data portion.
203 SIVAL(outbuf
,smb_ntr_DataCount
, data_sent_thistime
);
205 if(data_sent_thistime
== 0) {
206 SIVAL(outbuf
,smb_ntr_DataOffset
,0);
207 SIVAL(outbuf
,smb_ntr_DataDisplacement
, 0);
210 * The offset of the data bytes is the offset of the
211 * parameter bytes plus the number of parameters being sent this time.
214 SIVAL(outbuf
,smb_ntr_DataOffset
,((smb_buf(outbuf
)+alignment_offset
) -
215 smb_base(outbuf
)) + params_sent_thistime
+ data_alignment_offset
);
216 SIVAL(outbuf
,smb_ntr_DataDisplacement
, pd
- pdata
);
220 * Copy the param bytes into the packet.
223 if(params_sent_thistime
)
224 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
);
234 DEBUG(9,("nt_rep: params_sent_thistime = %d, data_sent_thistime = %d, useable_space = %d\n",
235 params_sent_thistime
, data_sent_thistime
, useable_space
));
236 DEBUG(9,("nt_rep: params_to_send = %d, data_to_send = %d, paramsize = %d, datasize = %d\n",
237 params_to_send
, data_to_send
, paramsize
, datasize
));
239 /* Send the packet */
240 if (!send_smb(smbd_server_fd(),outbuf
))
241 exit_server("send_nt_replies: send_smb failed.");
243 pp
+= params_sent_thistime
;
244 pd
+= data_sent_thistime
;
246 params_to_send
-= params_sent_thistime
;
247 data_to_send
-= data_sent_thistime
;
253 if(params_to_send
< 0 || data_to_send
< 0) {
254 DEBUG(0,("send_nt_replies failed sanity check pts = %d, dts = %d\n!!!",
255 params_to_send
, data_to_send
));
263 /****************************************************************************
265 ****************************************************************************/
267 static BOOL saved_case_sensitive
;
268 static BOOL saved_case_preserve
;
269 static BOOL saved_short_case_preserve
;
271 /****************************************************************************
273 ****************************************************************************/
275 static void set_posix_case_semantics(connection_struct
*conn
, uint32 file_attributes
)
277 if(!(file_attributes
& FILE_FLAG_POSIX_SEMANTICS
))
280 saved_case_sensitive
= conn
->case_sensitive
;
281 saved_case_preserve
= conn
->case_preserve
;
282 saved_short_case_preserve
= conn
->short_case_preserve
;
285 conn
->case_sensitive
= True
;
286 conn
->case_preserve
= True
;
287 conn
->short_case_preserve
= True
;
290 /****************************************************************************
291 Restore case semantics.
292 ****************************************************************************/
294 static void restore_case_semantics(connection_struct
*conn
, uint32 file_attributes
)
296 if(!(file_attributes
& FILE_FLAG_POSIX_SEMANTICS
))
299 conn
->case_sensitive
= saved_case_sensitive
;
300 conn
->case_preserve
= saved_case_preserve
;
301 conn
->short_case_preserve
= saved_short_case_preserve
;
304 /****************************************************************************
305 Utility function to map create disposition.
306 ****************************************************************************/
308 static int map_create_disposition( uint32 create_disposition
)
312 switch( create_disposition
) {
314 /* create if not exist, fail if exist */
315 ret
= (FILE_CREATE_IF_NOT_EXIST
|FILE_EXISTS_FAIL
);
318 case FILE_OVERWRITE_IF
:
319 /* create if not exist, trunc if exist */
320 ret
= (FILE_CREATE_IF_NOT_EXIST
|FILE_EXISTS_TRUNCATE
);
323 /* fail if not exist, open if exists */
324 ret
= (FILE_FAIL_IF_NOT_EXIST
|FILE_EXISTS_OPEN
);
327 /* create if not exist, open if exists */
328 ret
= (FILE_CREATE_IF_NOT_EXIST
|FILE_EXISTS_OPEN
);
331 /* fail if not exist, truncate if exists */
332 ret
= (FILE_FAIL_IF_NOT_EXIST
|FILE_EXISTS_TRUNCATE
);
335 DEBUG(0,("map_create_disposition: Incorrect value for create_disposition = %d\n",
336 create_disposition
));
340 DEBUG(10,("map_create_disposition: Mapped create_disposition 0x%lx to 0x%x\n",
341 (unsigned long)create_disposition
, ret
));
346 /****************************************************************************
347 Utility function to map share modes.
348 ****************************************************************************/
350 static int map_share_mode( char *fname
, uint32 create_options
,
351 uint32
*desired_access
, uint32 share_access
, uint32 file_attributes
)
353 int smb_open_mode
= -1;
354 uint32 original_desired_access
= *desired_access
;
357 * Convert GENERIC bits to specific bits.
360 se_map_generic(desired_access
, &file_generic_mapping
);
362 switch( *desired_access
& (FILE_READ_DATA
|FILE_WRITE_DATA
|FILE_APPEND_DATA
) ) {
364 smb_open_mode
= DOS_OPEN_RDONLY
;
366 case FILE_WRITE_DATA
:
367 case FILE_APPEND_DATA
:
368 case FILE_WRITE_DATA
|FILE_APPEND_DATA
:
369 smb_open_mode
= DOS_OPEN_WRONLY
;
371 case FILE_READ_DATA
|FILE_WRITE_DATA
:
372 case FILE_READ_DATA
|FILE_WRITE_DATA
|FILE_APPEND_DATA
:
373 case FILE_READ_DATA
|FILE_APPEND_DATA
:
374 smb_open_mode
= DOS_OPEN_RDWR
;
379 * NB. For DELETE_ACCESS we should really check the
380 * directory permissions, as that is what controls
381 * delete, and for WRITE_DAC_ACCESS we should really
382 * check the ownership, as that is what controls the
383 * chmod. Note that this is *NOT* a security hole (this
384 * note is for you, Andrew) as we are not *allowing*
385 * the access at this point, the actual unlink or
386 * chown or chmod call would do this. We are just helping
387 * clients out by telling them if they have a hope
388 * of any of this succeeding. POSIX acls may still
389 * deny the real call. JRA.
392 if (smb_open_mode
== -1) {
394 if(*desired_access
& (DELETE_ACCESS
|WRITE_DAC_ACCESS
|WRITE_OWNER_ACCESS
|SYNCHRONIZE_ACCESS
|
395 FILE_EXECUTE
|FILE_READ_ATTRIBUTES
|
396 FILE_READ_EA
|FILE_WRITE_EA
|SYSTEM_SECURITY_ACCESS
|
397 FILE_WRITE_ATTRIBUTES
|READ_CONTROL_ACCESS
)) {
398 smb_open_mode
= DOS_OPEN_RDONLY
;
399 } else if(*desired_access
== 0) {
402 * JRA - NT seems to sometimes send desired_access as zero. play it safe
403 * and map to a stat open.
406 smb_open_mode
= DOS_OPEN_RDONLY
;
409 DEBUG(0,("map_share_mode: Incorrect value 0x%lx for desired_access to file %s\n",
410 (unsigned long)*desired_access
, fname
));
416 * Set the special bit that means allow share delete.
417 * This is held outside the normal share mode bits at 1<<15.
421 if(share_access
& FILE_SHARE_DELETE
) {
422 smb_open_mode
|= ALLOW_SHARE_DELETE
;
423 DEBUG(10,("map_share_mode: FILE_SHARE_DELETE requested. open_mode = 0x%x\n", smb_open_mode
));
426 if(*desired_access
& DELETE_ACCESS
) {
427 DEBUG(10,("map_share_mode: DELETE_ACCESS requested. open_mode = 0x%x\n", smb_open_mode
));
431 * We need to store the intent to open for Delete. This
432 * is what determines if a delete on close flag can be set.
433 * This is the wrong way (and place) to store this, but for 2.2 this
434 * is the only practical way. JRA.
437 if (create_options
& FILE_DELETE_ON_CLOSE
) {
439 * W2K3 bug compatibility mode... To set delete on close
440 * the redirector must have *specifically* set DELETE_ACCESS
441 * in the desired_access field. Just asking for GENERIC_ALL won't do. JRA.
444 if (!(original_desired_access
& DELETE_ACCESS
)) {
445 DEBUG(5,("map_share_mode: FILE_DELETE_ON_CLOSE requested without \
446 DELETE_ACCESS for file %s. (desired_access = 0x%lx)\n",
447 fname
, (unsigned long)*desired_access
));
450 /* Implicit delete access is *NOT* requested... */
451 smb_open_mode
|= DELETE_ON_CLOSE_FLAG
;
452 DEBUG(10,("map_share_mode: FILE_DELETE_ON_CLOSE requested. open_mode = 0x%x\n", smb_open_mode
));
455 /* Add in the requested share mode. */
456 switch( share_access
& (FILE_SHARE_READ
|FILE_SHARE_WRITE
)) {
457 case FILE_SHARE_READ
:
458 smb_open_mode
|= SET_DENY_MODE(DENY_WRITE
);
460 case FILE_SHARE_WRITE
:
461 smb_open_mode
|= SET_DENY_MODE(DENY_READ
);
463 case (FILE_SHARE_READ
|FILE_SHARE_WRITE
):
464 smb_open_mode
|= SET_DENY_MODE(DENY_NONE
);
466 case FILE_SHARE_NONE
:
467 smb_open_mode
|= SET_DENY_MODE(DENY_ALL
);
472 * Handle an O_SYNC request.
475 if(file_attributes
& FILE_FLAG_WRITE_THROUGH
)
476 smb_open_mode
|= FILE_SYNC_OPENMODE
;
478 DEBUG(10,("map_share_mode: Mapped desired access 0x%lx, share access 0x%lx, file attributes 0x%lx \
479 to open_mode 0x%x\n", (unsigned long)*desired_access
, (unsigned long)share_access
,
480 (unsigned long)file_attributes
, smb_open_mode
));
482 return smb_open_mode
;
485 /****************************************************************************
486 Reply to an NT create and X call on a pipe.
487 ****************************************************************************/
489 static int nt_open_pipe(char *fname
, connection_struct
*conn
,
490 char *inbuf
, char *outbuf
, int *ppnum
)
492 smb_np_struct
*p
= NULL
;
494 uint16 vuid
= SVAL(inbuf
, smb_uid
);
497 DEBUG(4,("nt_open_pipe: Opening pipe %s.\n", fname
));
499 /* See if it is one we want to handle. */
501 if (lp_disable_spoolss() && strequal(fname
, "\\spoolss"))
502 return(ERROR_BOTH(NT_STATUS_OBJECT_NAME_NOT_FOUND
,ERRDOS
,ERRbadpipe
));
504 for( i
= 0; known_nt_pipes
[i
]; i
++ )
505 if( strequal(fname
,known_nt_pipes
[i
]))
508 if ( known_nt_pipes
[i
] == NULL
)
509 return(ERROR_BOTH(NT_STATUS_OBJECT_NAME_NOT_FOUND
,ERRDOS
,ERRbadpipe
));
511 /* Strip \\ off the name. */
514 DEBUG(3,("nt_open_pipe: Known pipe %s opening.\n", fname
));
516 p
= open_rpc_pipe_p(fname
, conn
, vuid
);
518 return(ERROR_DOS(ERRSRV
,ERRnofids
));
525 /****************************************************************************
526 Reply to an NT create and X call for pipes.
527 ****************************************************************************/
529 static int do_ntcreate_pipe_open(connection_struct
*conn
,
530 char *inbuf
,char *outbuf
,int length
,int bufsize
)
537 srvstr_pull_buf(inbuf
, fname
, smb_buf(inbuf
), sizeof(fname
), STR_TERMINATE
);
539 if ((ret
= nt_open_pipe(fname
, conn
, inbuf
, outbuf
, &pnum
)) != 0)
543 * Deal with pipe return.
546 set_message(outbuf
,34,0,True
);
548 p
= outbuf
+ smb_vwv2
;
552 SIVAL(p
,0,FILE_WAS_OPENED
);
555 SIVAL(p
,0,FILE_ATTRIBUTE_NORMAL
); /* File Attributes. */
558 SSVAL(p
,0,FILE_TYPE_MESSAGE_MODE_PIPE
);
560 SSVAL(p
,2, 0x5FF); /* ? */
562 DEBUG(5,("do_ntcreate_pipe_open: open pipe = %s\n", fname
));
564 return chain_reply(inbuf
,outbuf
,length
,bufsize
);
567 /****************************************************************************
568 Reply to an NT create and X call.
569 ****************************************************************************/
571 int reply_ntcreate_and_X(connection_struct
*conn
,
572 char *inbuf
,char *outbuf
,int length
,int bufsize
)
576 enum FAKE_FILE_TYPE fake_file_type
= FAKE_FILE_TYPE_NONE
;
577 uint32 flags
= IVAL(inbuf
,smb_ntcreate_Flags
);
578 uint32 desired_access
= IVAL(inbuf
,smb_ntcreate_DesiredAccess
);
579 uint32 file_attributes
= IVAL(inbuf
,smb_ntcreate_FileAttributes
);
580 uint32 share_access
= IVAL(inbuf
,smb_ntcreate_ShareAccess
);
581 uint32 create_disposition
= IVAL(inbuf
,smb_ntcreate_CreateDisposition
);
582 uint32 create_options
= IVAL(inbuf
,smb_ntcreate_CreateOptions
);
583 uint16 root_dir_fid
= (uint16
)IVAL(inbuf
,smb_ntcreate_RootDirectoryFid
);
584 SMB_BIG_UINT allocation_size
= 0;
587 /* Breakout the oplock request bits so we can set the
588 reply bits separately. */
589 int oplock_request
= 0;
591 SMB_OFF_T file_len
= 0;
592 SMB_STRUCT_STAT sbuf
;
594 BOOL bad_path
= False
;
595 files_struct
*fsp
=NULL
;
598 BOOL extended_oplock_granted
= False
;
601 START_PROFILE(SMBntcreateX
);
603 DEBUG(10,("reply_ntcreateX: flags = 0x%x, desired_access = 0x%x \
604 file_attributes = 0x%x, share_access = 0x%x, create_disposition = 0x%x \
605 create_options = 0x%x root_dir_fid = 0x%x\n", flags
, desired_access
, file_attributes
,
606 share_access
, create_disposition
,
607 create_options
, root_dir_fid
));
609 /* If it's an IPC, use the pipe handler. */
612 if (lp_nt_pipe_support()) {
613 END_PROFILE(SMBntcreateX
);
614 return do_ntcreate_pipe_open(conn
,inbuf
,outbuf
,length
,bufsize
);
616 END_PROFILE(SMBntcreateX
);
617 return(ERROR_DOS(ERRDOS
,ERRnoaccess
));
621 if (create_options
& FILE_OPEN_BY_FILE_ID
) {
622 END_PROFILE(SMBntcreateX
);
623 return ERROR_NT(NT_STATUS_NOT_SUPPORTED
);
627 * We need to construct the open_and_X ofun value from the
628 * NT values, as that's what our code is structured to accept.
631 if((smb_ofun
= map_create_disposition( create_disposition
)) == -1) {
632 END_PROFILE(SMBntcreateX
);
633 return(ERROR_DOS(ERRDOS
,ERRnoaccess
));
640 if(root_dir_fid
!= 0) {
642 * This filename is relative to a directory fid.
645 files_struct
*dir_fsp
= file_fsp(inbuf
,smb_ntcreate_RootDirectoryFid
);
649 END_PROFILE(SMBntcreateX
);
650 return(ERROR_DOS(ERRDOS
,ERRbadfid
));
653 if(!dir_fsp
->is_directory
) {
655 srvstr_get_path(inbuf
, fname
, smb_buf(inbuf
), sizeof(fname
), 0, STR_TERMINATE
, &status
,False
);
656 if (!NT_STATUS_IS_OK(status
)) {
657 END_PROFILE(SMBntcreateX
);
658 return ERROR_NT(status
);
662 * Check to see if this is a mac fork of some kind.
665 if( strchr_m(fname
, ':')) {
666 END_PROFILE(SMBntcreateX
);
667 return ERROR_NT(NT_STATUS_OBJECT_PATH_NOT_FOUND
);
671 we need to handle the case when we get a
672 relative open relative to a file and the
673 pathname is blank - this is a reopen!
674 (hint from demyn plantenberg)
677 END_PROFILE(SMBntcreateX
);
678 return(ERROR_DOS(ERRDOS
,ERRbadfid
));
682 * Copy in the base directory name.
685 pstrcpy( fname
, dir_fsp
->fsp_name
);
686 dir_name_len
= strlen(fname
);
689 * Ensure it ends in a '\'.
692 if(fname
[dir_name_len
-1] != '\\' && fname
[dir_name_len
-1] != '/') {
697 srvstr_get_path(inbuf
, rel_fname
, smb_buf(inbuf
), sizeof(rel_fname
), 0, STR_TERMINATE
, &status
,False
);
698 if (!NT_STATUS_IS_OK(status
)) {
699 END_PROFILE(SMBntcreateX
);
700 return ERROR_NT(status
);
702 pstrcat(fname
, rel_fname
);
704 srvstr_get_path(inbuf
, fname
, smb_buf(inbuf
), sizeof(fname
), 0, STR_TERMINATE
, &status
,False
);
705 if (!NT_STATUS_IS_OK(status
)) {
706 END_PROFILE(SMBntcreateX
);
707 return ERROR_NT(status
);
711 * Check to see if this is a mac fork of some kind.
714 if( strchr_m(fname
, ':')) {
716 #ifdef HAVE_SYS_QUOTAS
717 if ((fake_file_type
=is_fake_file(fname
))!=FAKE_FILE_TYPE_NONE
) {
719 * here we go! support for changing the disk quotas --metze
721 * we need to fake up to open this MAGIC QUOTA file
722 * and return a valid FID
724 * w2k close this file directly after openening
725 * xp also tries a QUERY_FILE_INFO on the file and then close it
729 END_PROFILE(SMBntcreateX
);
730 return ERROR_NT(NT_STATUS_OBJECT_PATH_NOT_FOUND
);
731 #ifdef HAVE_SYS_QUOTAS
738 * Now contruct the smb_open_mode value from the filename,
739 * desired access and the share access.
741 RESOLVE_DFSPATH(fname
, conn
, inbuf
, outbuf
);
743 if((smb_open_mode
= map_share_mode(fname
, create_options
, &desired_access
,
745 file_attributes
)) == -1) {
746 END_PROFILE(SMBntcreateX
);
747 return ERROR_NT(NT_STATUS_INVALID_PARAMETER
);
750 oplock_request
= (flags
& REQUEST_OPLOCK
) ? EXCLUSIVE_OPLOCK
: 0;
751 if (oplock_request
) {
752 oplock_request
|= (flags
& REQUEST_BATCH_OPLOCK
) ? BATCH_OPLOCK
: 0;
756 * Ordinary file or directory.
760 * Check if POSIX semantics are wanted.
763 set_posix_case_semantics(conn
, file_attributes
);
765 unix_convert(fname
,conn
,0,&bad_path
,&sbuf
);
767 /* FAKE_FILE is a special case */
768 if (fake_file_type
== FAKE_FILE_TYPE_NONE
) {
771 restore_case_semantics(conn
, file_attributes
);
772 END_PROFILE(SMBntcreateX
);
773 return ERROR_NT(NT_STATUS_OBJECT_PATH_NOT_FOUND
);
775 /* All file access must go through check_name() */
776 if (!check_name(fname
,conn
)) {
777 restore_case_semantics(conn
, file_attributes
);
778 END_PROFILE(SMBntcreateX
);
779 return set_bad_path_error(errno
, bad_path
, outbuf
, ERRDOS
,ERRbadpath
);
784 /* This is the correct thing to do (check every time) but can_delete is
785 expensive (it may have to read the parent directory permissions). So
786 for now we're not doing it unless we have a strong hint the client
787 is really going to delete this file. */
788 if (desired_access
& DELETE_ACCESS
) {
790 /* Setting FILE_SHARE_DELETE is the hint. */
791 if ((share_access
& FILE_SHARE_DELETE
) && (desired_access
& DELETE_ACCESS
)) {
793 status
= can_delete(conn
, fname
, file_attributes
, bad_path
, True
);
794 /* We're only going to fail here if it's access denied, as that's the
795 only error we care about for "can we delete this ?" questions. */
796 if (!NT_STATUS_IS_OK(status
) && (NT_STATUS_EQUAL(status
,NT_STATUS_ACCESS_DENIED
) ||
797 NT_STATUS_EQUAL(status
,NT_STATUS_CANNOT_DELETE
))) {
798 restore_case_semantics(conn
, file_attributes
);
799 END_PROFILE(SMBntcreateX
);
800 return ERROR_NT(status
);
805 * If it's a request for a directory open, deal with it separately.
808 if(create_options
& FILE_DIRECTORY_FILE
) {
811 /* Can't open a temp directory. IFS kit test. */
812 if (file_attributes
& FILE_ATTRIBUTE_TEMPORARY
) {
813 END_PROFILE(SMBntcreateX
);
814 return ERROR_NT(NT_STATUS_INVALID_PARAMETER
);
817 fsp
= open_directory(conn
, fname
, &sbuf
, desired_access
, smb_open_mode
, smb_ofun
, &smb_action
);
819 restore_case_semantics(conn
, file_attributes
);
822 END_PROFILE(SMBntcreateX
);
823 return set_bad_path_error(errno
, bad_path
, outbuf
, ERRDOS
,ERRnoaccess
);
827 * Ordinary file case.
830 /* NB. We have a potential bug here. If we
831 * cause an oplock break to ourselves, then we
832 * could end up processing filename related
833 * SMB requests whilst we await the oplock
834 * break response. As we may have changed the
835 * filename case semantics to be POSIX-like,
836 * this could mean a filename request could
837 * fail when it should succeed. This is a rare
838 * condition, but eventually we must arrange
839 * to restore the correct case semantics
840 * before issuing an oplock break request to
841 * our client. JRA. */
843 if (fake_file_type
==FAKE_FILE_TYPE_NONE
) {
844 fsp
= open_file_shared1(conn
,fname
,&sbuf
,
847 smb_ofun
,file_attributes
,oplock_request
,
850 /* to open a fake_file --metze */
851 fsp
= open_fake_file_shared1(fake_file_type
,conn
,fname
,&sbuf
,
854 smb_ofun
,file_attributes
, oplock_request
,
859 /* We cheat here. There are two cases we
860 * care about. One is a directory rename,
861 * where the NT client will attempt to
862 * open the source directory for
863 * DELETE access. Note that when the
864 * NT client does this it does *not*
865 * set the directory bit in the
866 * request packet. This is translated
867 * into a read/write open
868 * request. POSIX states that any open
869 * for write request on a directory
870 * will generate an EISDIR error, so
871 * we can catch this here and open a
872 * pseudo handle that is flagged as a
873 * directory. The second is an open
874 * for a permissions read only, which
875 * we handle in the open_file_stat case. JRA.
878 if(errno
== EISDIR
) {
881 * Fail the open if it was explicitly a non-directory file.
884 if (create_options
& FILE_NON_DIRECTORY_FILE
) {
885 restore_case_semantics(conn
, file_attributes
);
886 SSVAL(outbuf
, smb_flg2
,
887 SVAL(outbuf
,smb_flg2
) | FLAGS2_32_BIT_ERROR_CODES
);
888 END_PROFILE(SMBntcreateX
);
889 return ERROR_NT(NT_STATUS_FILE_IS_A_DIRECTORY
);
893 fsp
= open_directory(conn
, fname
, &sbuf
, desired_access
, smb_open_mode
, smb_ofun
, &smb_action
);
896 restore_case_semantics(conn
, file_attributes
);
897 END_PROFILE(SMBntcreateX
);
898 return set_bad_path_error(errno
, bad_path
, outbuf
, ERRDOS
,ERRnoaccess
);
902 restore_case_semantics(conn
, file_attributes
);
903 END_PROFILE(SMBntcreateX
);
904 if (open_was_deferred(SVAL(inbuf
,smb_mid
))) {
905 /* We have re-scheduled this call. */
906 clear_cached_errors();
909 return set_bad_path_error(errno
, bad_path
, outbuf
, ERRDOS
,ERRnoaccess
);
914 restore_case_semantics(conn
, file_attributes
);
916 file_len
= sbuf
.st_size
;
917 fmode
= dos_mode(conn
,fname
,&sbuf
);
919 fmode
= FILE_ATTRIBUTE_NORMAL
;
920 if (!fsp
->is_directory
&& (fmode
& aDIR
)) {
921 close_file(fsp
,False
);
922 END_PROFILE(SMBntcreateX
);
923 return ERROR_DOS(ERRDOS
,ERRnoaccess
);
926 /* Save the requested allocation size. */
927 allocation_size
= (SMB_BIG_UINT
)IVAL(inbuf
,smb_ntcreate_AllocationSize
);
928 #ifdef LARGE_SMB_OFF_T
929 allocation_size
|= (((SMB_BIG_UINT
)IVAL(inbuf
,smb_ntcreate_AllocationSize
+ 4)) << 32);
931 if (allocation_size
&& (allocation_size
> (SMB_BIG_UINT
)file_len
)) {
932 fsp
->initial_allocation_size
= smb_roundup(fsp
->conn
, allocation_size
);
933 if (fsp
->is_directory
) {
934 close_file(fsp
,False
);
935 END_PROFILE(SMBntcreateX
);
936 /* Can't set allocation size on a directory. */
937 return ERROR_NT(NT_STATUS_ACCESS_DENIED
);
939 if (vfs_allocate_file_space(fsp
, fsp
->initial_allocation_size
) == -1) {
940 close_file(fsp
,False
);
941 END_PROFILE(SMBntcreateX
);
942 return ERROR_NT(NT_STATUS_DISK_FULL
);
945 fsp
->initial_allocation_size
= smb_roundup(fsp
->conn
,(SMB_BIG_UINT
)file_len
);
949 * If the caller set the extended oplock request bit
950 * and we granted one (by whatever means) - set the
951 * correct bit for extended oplock reply.
954 if (oplock_request
&& lp_fake_oplocks(SNUM(conn
)))
955 extended_oplock_granted
= True
;
957 if(oplock_request
&& EXCLUSIVE_OPLOCK_TYPE(fsp
->oplock_type
))
958 extended_oplock_granted
= True
;
961 /* W2K sends back 42 words here ! If we do the same it breaks offline sync. Go figure... ? JRA. */
962 set_message(outbuf
,42,0,True
);
964 set_message(outbuf
,34,0,True
);
967 p
= outbuf
+ smb_vwv2
;
970 * Currently as we don't support level II oplocks we just report
971 * exclusive & batch here.
974 if (extended_oplock_granted
) {
975 if (flags
& REQUEST_BATCH_OPLOCK
) {
976 SCVAL(p
,0, BATCH_OPLOCK_RETURN
);
978 SCVAL(p
,0, EXCLUSIVE_OPLOCK_RETURN
);
980 } else if (LEVEL_II_OPLOCK_TYPE(fsp
->oplock_type
)) {
981 SCVAL(p
,0, LEVEL_II_OPLOCK_RETURN
);
983 SCVAL(p
,0,NO_OPLOCK_RETURN
);
987 SSVAL(p
,0,fsp
->fnum
);
989 if ((create_disposition
== FILE_SUPERSEDE
) && (smb_action
== FILE_WAS_OVERWRITTEN
))
990 SIVAL(p
,0,FILE_WAS_SUPERSEDED
);
992 SIVAL(p
,0,smb_action
);
996 c_time
= get_create_time(&sbuf
,lp_fake_dir_create_times(SNUM(conn
)));
998 if (lp_dos_filetime_resolution(SNUM(conn
))) {
1000 sbuf
.st_atime
&= ~1;
1001 sbuf
.st_mtime
&= ~1;
1002 sbuf
.st_mtime
&= ~1;
1005 put_long_date(p
,c_time
);
1007 put_long_date(p
,sbuf
.st_atime
); /* access time */
1009 put_long_date(p
,sbuf
.st_mtime
); /* write time */
1011 put_long_date(p
,sbuf
.st_mtime
); /* change time */
1013 SIVAL(p
,0,fmode
); /* File Attributes. */
1015 SOFF_T(p
, 0, get_allocation_size(conn
,fsp
,&sbuf
));
1017 SOFF_T(p
,0,file_len
);
1019 if (flags
& EXTENDED_RESPONSE_REQUIRED
)
1022 SCVAL(p
,0,fsp
->is_directory
? 1 : 0);
1024 DEBUG(5,("reply_ntcreate_and_X: fnum = %d, open name = %s\n", fsp
->fnum
, fsp
->fsp_name
));
1026 result
= chain_reply(inbuf
,outbuf
,length
,bufsize
);
1027 END_PROFILE(SMBntcreateX
);
1031 /****************************************************************************
1032 Reply to a NT_TRANSACT_CREATE call to open a pipe.
1033 ****************************************************************************/
1035 static int do_nt_transact_create_pipe( connection_struct
*conn
, char *inbuf
, char *outbuf
, int length
, int bufsize
,
1036 char **ppsetup
, uint32 setup_count
,
1037 char **ppparams
, uint32 parameter_count
,
1038 char **ppdata
, uint32 data_count
)
1041 char *params
= *ppparams
;
1048 * Ensure minimum number of parameters sent.
1051 if(parameter_count
< 54) {
1052 DEBUG(0,("do_nt_transact_create_pipe - insufficient parameters (%u)\n", (unsigned int)parameter_count
));
1053 return ERROR_DOS(ERRDOS
,ERRnoaccess
);
1056 srvstr_get_path(inbuf
, fname
, params
+53, sizeof(fname
), parameter_count
-53, STR_TERMINATE
, &status
, False
);
1057 if (!NT_STATUS_IS_OK(status
)) {
1058 return ERROR_NT(status
);
1061 if ((ret
= nt_open_pipe(fname
, conn
, inbuf
, outbuf
, &pnum
)) != 0)
1064 /* Realloc the size of parameters and data we will return */
1065 params
= nttrans_realloc(ppparams
, 69);
1067 return ERROR_DOS(ERRDOS
,ERRnomem
);
1070 SCVAL(p
,0,NO_OPLOCK_RETURN
);
1075 SIVAL(p
,0,FILE_WAS_OPENED
);
1079 SIVAL(p
,0,FILE_ATTRIBUTE_NORMAL
); /* File Attributes. */
1082 SSVAL(p
,0,FILE_TYPE_MESSAGE_MODE_PIPE
);
1084 SSVAL(p
,2, 0x5FF); /* ? */
1086 DEBUG(5,("do_nt_transact_create_pipe: open name = %s\n", fname
));
1088 /* Send the required number of replies */
1089 send_nt_replies(inbuf
, outbuf
, bufsize
, NT_STATUS_OK
, params
, 69, *ppdata
, 0);
1094 /****************************************************************************
1095 Internal fn to set security descriptors.
1096 ****************************************************************************/
1098 static NTSTATUS
set_sd(files_struct
*fsp
, char *data
, uint32 sd_len
, uint32 security_info_sent
)
1101 SEC_DESC
*psd
= NULL
;
1102 TALLOC_CTX
*mem_ctx
;
1105 if (sd_len
== 0 || !lp_nt_acl_support(SNUM(fsp
->conn
))) {
1106 return NT_STATUS_OK
;
1110 * Init the parse struct we will unmarshall from.
1113 if ((mem_ctx
= talloc_init("set_sd")) == NULL
) {
1114 DEBUG(0,("set_sd: talloc_init failed.\n"));
1115 return NT_STATUS_NO_MEMORY
;
1118 prs_init(&pd
, 0, mem_ctx
, UNMARSHALL
);
1121 * Setup the prs_struct to point at the memory we just
1125 prs_give_memory( &pd
, data
, sd_len
, False
);
1128 * Finally, unmarshall from the data buffer.
1131 if(!sec_io_desc( "sd data", &psd
, &pd
, 1)) {
1132 DEBUG(0,("set_sd: Error in unmarshalling security descriptor.\n"));
1134 * Return access denied for want of a better error message..
1136 talloc_destroy(mem_ctx
);
1137 return NT_STATUS_NO_MEMORY
;
1140 if (psd
->off_owner_sid
==0)
1141 security_info_sent
&= ~OWNER_SECURITY_INFORMATION
;
1142 if (psd
->off_grp_sid
==0)
1143 security_info_sent
&= ~GROUP_SECURITY_INFORMATION
;
1144 if (psd
->off_sacl
==0)
1145 security_info_sent
&= ~SACL_SECURITY_INFORMATION
;
1146 if (psd
->off_dacl
==0)
1147 security_info_sent
&= ~DACL_SECURITY_INFORMATION
;
1149 ret
= SMB_VFS_FSET_NT_ACL( fsp
, fsp
->fd
, security_info_sent
, psd
);
1152 talloc_destroy(mem_ctx
);
1153 return NT_STATUS_ACCESS_DENIED
;
1156 talloc_destroy(mem_ctx
);
1158 return NT_STATUS_OK
;
1161 /****************************************************************************
1162 Reply to a NT_TRANSACT_CREATE call (needs to process SD's).
1163 ****************************************************************************/
1165 static int call_nt_transact_create(connection_struct
*conn
, char *inbuf
, char *outbuf
, int length
, int bufsize
,
1166 char **ppsetup
, uint32 setup_count
,
1167 char **ppparams
, uint32 parameter_count
,
1168 char **ppdata
, uint32 data_count
, uint32 max_data_count
)
1171 char *params
= *ppparams
;
1172 char *data
= *ppdata
;
1173 /* Breakout the oplock request bits so we can set the reply bits separately. */
1174 int oplock_request
= 0;
1175 int fmode
=0,rmode
=0;
1176 SMB_OFF_T file_len
= 0;
1177 SMB_STRUCT_STAT sbuf
;
1179 BOOL bad_path
= False
;
1180 files_struct
*fsp
= NULL
;
1182 BOOL extended_oplock_granted
= False
;
1184 uint32 desired_access
;
1185 uint32 file_attributes
;
1186 uint32 share_access
;
1187 uint32 create_disposition
;
1188 uint32 create_options
;
1190 uint16 root_dir_fid
;
1191 SMB_BIG_UINT allocation_size
= 0;
1197 DEBUG(5,("call_nt_transact_create\n"));
1200 * If it's an IPC, use the pipe handler.
1204 if (lp_nt_pipe_support())
1205 return do_nt_transact_create_pipe(conn
, inbuf
, outbuf
, length
,
1207 ppsetup
, setup_count
,
1208 ppparams
, parameter_count
,
1209 ppdata
, data_count
);
1211 return ERROR_DOS(ERRDOS
,ERRnoaccess
);
1215 * Ensure minimum number of parameters sent.
1218 if(parameter_count
< 54) {
1219 DEBUG(0,("call_nt_transact_create - insufficient parameters (%u)\n", (unsigned int)parameter_count
));
1220 return ERROR_DOS(ERRDOS
,ERRnoaccess
);
1223 flags
= IVAL(params
,0);
1224 desired_access
= IVAL(params
,8);
1225 file_attributes
= IVAL(params
,20);
1226 share_access
= IVAL(params
,24);
1227 create_disposition
= IVAL(params
,28);
1228 create_options
= IVAL(params
,32);
1229 sd_len
= IVAL(params
,36);
1230 root_dir_fid
= (uint16
)IVAL(params
,4);
1232 if (create_options
& FILE_OPEN_BY_FILE_ID
) {
1233 return ERROR_NT(NT_STATUS_NOT_SUPPORTED
);
1237 * We need to construct the open_and_X ofun value from the
1238 * NT values, as that's what our code is structured to accept.
1241 if((smb_ofun
= map_create_disposition( create_disposition
)) == -1)
1242 return ERROR_DOS(ERRDOS
,ERRbadmem
);
1245 * Get the file name.
1248 if(root_dir_fid
!= 0) {
1250 * This filename is relative to a directory fid.
1252 files_struct
*dir_fsp
= file_fsp(params
,4);
1253 size_t dir_name_len
;
1256 return ERROR_DOS(ERRDOS
,ERRbadfid
);
1258 if(!dir_fsp
->is_directory
) {
1259 srvstr_get_path(inbuf
, fname
, params
+53, sizeof(fname
), parameter_count
-53, STR_TERMINATE
, &status
, False
);
1260 if (!NT_STATUS_IS_OK(status
)) {
1261 return ERROR_NT(status
);
1265 * Check to see if this is a mac fork of some kind.
1268 if( strchr_m(fname
, ':'))
1269 return ERROR_NT(NT_STATUS_OBJECT_PATH_NOT_FOUND
);
1271 return ERROR_DOS(ERRDOS
,ERRbadfid
);
1275 * Copy in the base directory name.
1278 pstrcpy( fname
, dir_fsp
->fsp_name
);
1279 dir_name_len
= strlen(fname
);
1282 * Ensure it ends in a '\'.
1285 if((fname
[dir_name_len
-1] != '\\') && (fname
[dir_name_len
-1] != '/')) {
1286 pstrcat(fname
, "/");
1292 srvstr_get_path(inbuf
, tmpname
, params
+53, sizeof(tmpname
), parameter_count
-53, STR_TERMINATE
, &status
, False
);
1293 if (!NT_STATUS_IS_OK(status
)) {
1294 return ERROR_NT(status
);
1296 pstrcat(fname
, tmpname
);
1299 srvstr_get_path(inbuf
, fname
, params
+53, sizeof(fname
), parameter_count
-53, STR_TERMINATE
, &status
, False
);
1300 if (!NT_STATUS_IS_OK(status
)) {
1301 return ERROR_NT(status
);
1305 * Check to see if this is a mac fork of some kind.
1308 if( strchr_m(fname
, ':'))
1309 return ERROR_NT(NT_STATUS_OBJECT_PATH_NOT_FOUND
);
1313 * Now contruct the smb_open_mode value from the desired access
1314 * and the share access.
1317 if((smb_open_mode
= map_share_mode( fname
, create_options
, &desired_access
,
1318 share_access
, file_attributes
)) == -1)
1319 return ERROR_NT(NT_STATUS_INVALID_PARAMETER
);
1321 oplock_request
= (flags
& REQUEST_OPLOCK
) ? EXCLUSIVE_OPLOCK
: 0;
1322 oplock_request
|= (flags
& REQUEST_BATCH_OPLOCK
) ? BATCH_OPLOCK
: 0;
1325 * Check if POSIX semantics are wanted.
1328 set_posix_case_semantics(conn
, file_attributes
);
1330 RESOLVE_DFSPATH(fname
, conn
, inbuf
, outbuf
);
1332 unix_convert(fname
,conn
,0,&bad_path
,&sbuf
);
1334 restore_case_semantics(conn
, file_attributes
);
1335 return ERROR_NT(NT_STATUS_OBJECT_PATH_NOT_FOUND
);
1337 /* All file access must go through check_name() */
1338 if (!check_name(fname
,conn
)) {
1339 restore_case_semantics(conn
, file_attributes
);
1340 return set_bad_path_error(errno
, bad_path
, outbuf
, ERRDOS
,ERRbadpath
);
1344 /* This is the correct thing to do (check every time) but can_delete is
1345 expensive (it may have to read the parent directory permissions). So
1346 for now we're not doing it unless we have a strong hint the client
1347 is really going to delete this file. */
1348 if (desired_access
& DELETE_ACCESS
) {
1350 /* Setting FILE_SHARE_DELETE is the hint. */
1351 if ((share_access
& FILE_SHARE_DELETE
) && (desired_access
& DELETE_ACCESS
)) {
1353 status
= can_delete(conn
, fname
, file_attributes
, bad_path
, True
);
1354 /* We're only going to fail here if it's access denied, as that's the
1355 only error we care about for "can we delete this ?" questions. */
1356 if (!NT_STATUS_IS_OK(status
) && (NT_STATUS_EQUAL(status
,NT_STATUS_ACCESS_DENIED
) ||
1357 NT_STATUS_EQUAL(status
,NT_STATUS_CANNOT_DELETE
))) {
1358 restore_case_semantics(conn
, file_attributes
);
1359 END_PROFILE(SMBntcreateX
);
1360 return ERROR_NT(status
);
1365 * If it's a request for a directory open, deal with it separately.
1368 if(create_options
& FILE_DIRECTORY_FILE
) {
1370 /* Can't open a temp directory. IFS kit test. */
1371 if (file_attributes
& FILE_ATTRIBUTE_TEMPORARY
) {
1372 return ERROR_NT(NT_STATUS_INVALID_PARAMETER
);
1378 * We will get a create directory here if the Win32
1379 * app specified a security descriptor in the
1380 * CreateDirectory() call.
1383 fsp
= open_directory(conn
, fname
, &sbuf
, desired_access
, smb_open_mode
, smb_ofun
, &smb_action
);
1386 restore_case_semantics(conn
, file_attributes
);
1387 return set_bad_path_error(errno
, bad_path
, outbuf
, ERRDOS
,ERRnoaccess
);
1393 * Ordinary file case.
1396 fsp
= open_file_shared1(conn
,fname
,&sbuf
,desired_access
,
1397 smb_open_mode
,smb_ofun
,file_attributes
,
1398 oplock_request
,&rmode
,&smb_action
);
1402 if(errno
== EISDIR
) {
1405 * Fail the open if it was explicitly a non-directory file.
1408 if (create_options
& FILE_NON_DIRECTORY_FILE
) {
1409 restore_case_semantics(conn
, file_attributes
);
1410 SSVAL(outbuf
, smb_flg2
, SVAL(outbuf
,smb_flg2
) | FLAGS2_32_BIT_ERROR_CODES
);
1411 return ERROR_NT(NT_STATUS_FILE_IS_A_DIRECTORY
);
1415 fsp
= open_directory(conn
, fname
, &sbuf
, desired_access
, smb_open_mode
, smb_ofun
, &smb_action
);
1418 restore_case_semantics(conn
, file_attributes
);
1419 return set_bad_path_error(errno
, bad_path
, outbuf
, ERRDOS
,ERRnoaccess
);
1422 restore_case_semantics(conn
, file_attributes
);
1423 if (open_was_deferred(SVAL(inbuf
,smb_mid
))) {
1424 /* We have re-scheduled this call. */
1425 clear_cached_errors();
1428 return set_bad_path_error(errno
, bad_path
, outbuf
, ERRDOS
,ERRnoaccess
);
1432 file_len
= sbuf
.st_size
;
1433 fmode
= dos_mode(conn
,fname
,&sbuf
);
1435 fmode
= FILE_ATTRIBUTE_NORMAL
;
1438 close_file(fsp
,False
);
1439 restore_case_semantics(conn
, file_attributes
);
1440 return ERROR_DOS(ERRDOS
,ERRnoaccess
);
1444 * If the caller set the extended oplock request bit
1445 * and we granted one (by whatever means) - set the
1446 * correct bit for extended oplock reply.
1449 if (oplock_request
&& lp_fake_oplocks(SNUM(conn
)))
1450 extended_oplock_granted
= True
;
1452 if(oplock_request
&& EXCLUSIVE_OPLOCK_TYPE(fsp
->oplock_type
))
1453 extended_oplock_granted
= True
;
1457 * Now try and apply the desired SD.
1460 if (lp_nt_acl_support(SNUM(conn
)) && sd_len
&&
1461 !NT_STATUS_IS_OK(status
= set_sd( fsp
, data
, sd_len
, ALL_SECURITY_INFORMATION
))) {
1462 close_file(fsp
,False
);
1463 restore_case_semantics(conn
, file_attributes
);
1464 return ERROR_NT(status
);
1467 restore_case_semantics(conn
, file_attributes
);
1469 /* Save the requested allocation size. */
1470 allocation_size
= (SMB_BIG_UINT
)IVAL(params
,12);
1471 #ifdef LARGE_SMB_OFF_T
1472 allocation_size
|= (((SMB_BIG_UINT
)IVAL(params
,16)) << 32);
1474 if (allocation_size
&& (allocation_size
> file_len
)) {
1475 fsp
->initial_allocation_size
= smb_roundup(fsp
->conn
, allocation_size
);
1476 if (fsp
->is_directory
) {
1477 close_file(fsp
,False
);
1478 END_PROFILE(SMBntcreateX
);
1479 /* Can't set allocation size on a directory. */
1480 return ERROR_NT(NT_STATUS_ACCESS_DENIED
);
1482 if (vfs_allocate_file_space(fsp
, fsp
->initial_allocation_size
) == -1) {
1483 close_file(fsp
,False
);
1484 return ERROR_NT(NT_STATUS_DISK_FULL
);
1487 fsp
->initial_allocation_size
= smb_roundup(fsp
->conn
, (SMB_BIG_UINT
)file_len
);
1490 /* Realloc the size of parameters and data we will return */
1491 params
= nttrans_realloc(ppparams
, 69);
1493 return ERROR_DOS(ERRDOS
,ERRnomem
);
1496 if (extended_oplock_granted
)
1497 SCVAL(p
,0, BATCH_OPLOCK_RETURN
);
1498 else if (LEVEL_II_OPLOCK_TYPE(fsp
->oplock_type
))
1499 SCVAL(p
,0, LEVEL_II_OPLOCK_RETURN
);
1501 SCVAL(p
,0,NO_OPLOCK_RETURN
);
1504 SSVAL(p
,0,fsp
->fnum
);
1506 if ((create_disposition
== FILE_SUPERSEDE
) && (smb_action
== FILE_WAS_OVERWRITTEN
))
1507 SIVAL(p
,0,FILE_WAS_SUPERSEDED
);
1509 SIVAL(p
,0,smb_action
);
1513 c_time
= get_create_time(&sbuf
,lp_fake_dir_create_times(SNUM(conn
)));
1515 if (lp_dos_filetime_resolution(SNUM(conn
))) {
1517 sbuf
.st_atime
&= ~1;
1518 sbuf
.st_mtime
&= ~1;
1519 sbuf
.st_mtime
&= ~1;
1522 put_long_date(p
,c_time
);
1524 put_long_date(p
,sbuf
.st_atime
); /* access time */
1526 put_long_date(p
,sbuf
.st_mtime
); /* write time */
1528 put_long_date(p
,sbuf
.st_mtime
); /* change time */
1530 SIVAL(p
,0,fmode
); /* File Attributes. */
1532 SOFF_T(p
, 0, get_allocation_size(conn
,fsp
,&sbuf
));
1534 SOFF_T(p
,0,file_len
);
1536 if (flags
& EXTENDED_RESPONSE_REQUIRED
)
1539 SCVAL(p
,0,fsp
->is_directory
? 1 : 0);
1541 DEBUG(5,("call_nt_transact_create: open name = %s\n", fname
));
1543 /* Send the required number of replies */
1544 send_nt_replies(inbuf
, outbuf
, bufsize
, NT_STATUS_OK
, params
, 69, *ppdata
, 0);
1549 /****************************************************************************
1550 Reply to a NT CANCEL request.
1551 ****************************************************************************/
1553 int reply_ntcancel(connection_struct
*conn
,
1554 char *inbuf
,char *outbuf
,int length
,int bufsize
)
1557 * Go through and cancel any pending change notifies.
1560 int mid
= SVAL(inbuf
,smb_mid
);
1561 START_PROFILE(SMBntcancel
);
1562 remove_pending_change_notify_requests_by_mid(mid
);
1563 remove_pending_lock_requests_by_mid(mid
);
1564 srv_cancel_sign_response(mid
);
1566 DEBUG(3,("reply_ntcancel: cancel called on mid = %d.\n", mid
));
1568 END_PROFILE(SMBntcancel
);
1572 /****************************************************************************
1574 ****************************************************************************/
1576 static NTSTATUS
copy_internals(connection_struct
*conn
, char *oldname
, char *newname
, uint16 attrs
)
1578 BOOL bad_path_oldname
= False
;
1579 BOOL bad_path_newname
= False
;
1580 SMB_STRUCT_STAT sbuf1
, sbuf2
;
1581 pstring last_component_oldname
;
1582 pstring last_component_newname
;
1583 files_struct
*fsp1
,*fsp2
;
1589 NTSTATUS status
= NT_STATUS_OK
;
1595 if (ms_has_wild(newname
) || ms_has_wild(oldname
)) {
1596 return NT_STATUS_OBJECT_PATH_SYNTAX_BAD
;
1599 if (!CAN_WRITE(conn
))
1600 return NT_STATUS_MEDIA_WRITE_PROTECTED
;
1602 unix_convert(oldname
,conn
,last_component_oldname
,&bad_path_oldname
,&sbuf1
);
1603 if (bad_path_oldname
) {
1604 return NT_STATUS_OBJECT_PATH_NOT_FOUND
;
1607 /* Quick check for "." and ".." */
1608 if (last_component_oldname
[0] == '.') {
1609 if (!last_component_oldname
[1] || (last_component_oldname
[1] == '.' && !last_component_oldname
[2])) {
1610 return NT_STATUS_OBJECT_NAME_INVALID
;
1614 /* Source must already exist. */
1615 if (!VALID_STAT(sbuf1
)) {
1616 return NT_STATUS_OBJECT_NAME_NOT_FOUND
;
1618 if (!check_name(oldname
,conn
)) {
1619 return NT_STATUS_ACCESS_DENIED
;
1622 /* Ensure attributes match. */
1623 fmode
= dos_mode(conn
,oldname
,&sbuf1
);
1624 if ((fmode
& ~attrs
) & (aHIDDEN
| aSYSTEM
))
1625 return NT_STATUS_NO_SUCH_FILE
;
1627 unix_convert(newname
,conn
,last_component_newname
,&bad_path_newname
,&sbuf2
);
1628 if (bad_path_newname
) {
1629 return NT_STATUS_OBJECT_PATH_NOT_FOUND
;
1632 /* Quick check for "." and ".." */
1633 if (last_component_newname
[0] == '.') {
1634 if (!last_component_newname
[1] || (last_component_newname
[1] == '.' && !last_component_newname
[2])) {
1635 return NT_STATUS_OBJECT_NAME_INVALID
;
1639 /* Disallow if newname already exists. */
1640 if (VALID_STAT(sbuf2
)) {
1641 return NT_STATUS_OBJECT_NAME_COLLISION
;
1644 if (!check_name(newname
,conn
)) {
1645 return NT_STATUS_ACCESS_DENIED
;
1648 /* No links from a directory. */
1649 if (S_ISDIR(sbuf1
.st_mode
)) {
1650 return NT_STATUS_FILE_IS_A_DIRECTORY
;
1653 /* Ensure this is within the share. */
1654 if (!reduce_name(conn
, oldname
) != 0) {
1655 return NT_STATUS_ACCESS_DENIED
;
1658 DEBUG(10,("copy_internals: doing file copy %s to %s\n", oldname
, newname
));
1660 fsp1
= open_file_shared1(conn
,oldname
,&sbuf1
,FILE_READ_DATA
,SET_DENY_MODE(DENY_ALL
)|SET_OPEN_MODE(DOS_OPEN_RDONLY
),
1661 (FILE_FAIL_IF_NOT_EXIST
|FILE_EXISTS_OPEN
),FILE_ATTRIBUTE_NORMAL
,0,
1662 &access_mode
,&smb_action
);
1665 status
= NT_STATUS_ACCESS_DENIED
;
1666 if (unix_ERR_class
== ERRDOS
&& unix_ERR_code
== ERRbadshare
)
1667 status
= NT_STATUS_SHARING_VIOLATION
;
1670 unix_ERR_ntstatus
= NT_STATUS_OK
;
1674 fsp2
= open_file_shared1(conn
,newname
,&sbuf2
,FILE_WRITE_DATA
,SET_DENY_MODE(DENY_ALL
)|SET_OPEN_MODE(DOS_OPEN_WRONLY
),
1675 (FILE_CREATE_IF_NOT_EXIST
|FILE_EXISTS_FAIL
),fmode
,INTERNAL_OPEN_ONLY
,
1676 &access_mode
,&smb_action
);
1679 status
= NT_STATUS_ACCESS_DENIED
;
1680 if (unix_ERR_class
== ERRDOS
&& unix_ERR_code
== ERRbadshare
)
1681 status
= NT_STATUS_SHARING_VIOLATION
;
1684 unix_ERR_ntstatus
= NT_STATUS_OK
;
1685 close_file(fsp1
,False
);
1690 ret
= vfs_transfer_file(fsp1
, fsp2
, sbuf1
.st_size
);
1693 * As we are opening fsp1 read-only we only expect
1694 * an error on close on fsp2 if we are out of space.
1695 * Thus we don't look at the error return from the
1698 close_file(fsp1
,False
);
1700 /* Ensure the modtime is set correctly on the destination file. */
1701 fsp_set_pending_modtime(fsp2
, sbuf1
.st_mtime
);
1703 close_ret
= close_file(fsp2
,False
);
1705 /* Grrr. We have to do this as open_file_shared1 adds aARCH when it
1706 creates the file. This isn't the correct thing to do in the copy case. JRA */
1707 file_set_dosmode(conn
, newname
, fmode
, &sbuf2
, True
);
1709 if (ret
< (SMB_OFF_T
)sbuf1
.st_size
) {
1710 return NT_STATUS_DISK_FULL
;
1713 if (close_ret
!= 0) {
1714 status
= map_nt_error_from_unix(close_ret
);
1715 DEBUG(3,("copy_internals: Error %s copy file %s to %s\n",
1716 nt_errstr(status
), oldname
, newname
));
1721 /****************************************************************************
1722 Reply to a NT rename request.
1723 ****************************************************************************/
1725 int reply_ntrename(connection_struct
*conn
,
1726 char *inbuf
,char *outbuf
,int length
,int bufsize
)
1733 uint16 attrs
= SVAL(inbuf
,smb_vwv0
);
1734 uint16 rename_type
= SVAL(inbuf
,smb_vwv1
);
1736 START_PROFILE(SMBntrename
);
1738 p
= smb_buf(inbuf
) + 1;
1739 p
+= srvstr_get_path(inbuf
, oldname
, p
, sizeof(oldname
), 0, STR_TERMINATE
, &status
, True
);
1740 if (!NT_STATUS_IS_OK(status
)) {
1741 END_PROFILE(SMBntrename
);
1742 return ERROR_NT(status
);
1745 if( strchr_m(oldname
, ':')) {
1746 /* Can't rename a stream. */
1747 END_PROFILE(SMBntrename
);
1748 return ERROR_NT(NT_STATUS_ACCESS_DENIED
);
1751 if (ms_has_wild(oldname
)) {
1752 END_PROFILE(SMBntrename
);
1753 return ERROR_NT(NT_STATUS_OBJECT_PATH_SYNTAX_BAD
);
1757 p
+= srvstr_get_path(inbuf
, newname
, p
, sizeof(newname
), 0, STR_TERMINATE
, &status
, False
);
1758 if (!NT_STATUS_IS_OK(status
)) {
1759 END_PROFILE(SMBntrename
);
1760 return ERROR_NT(status
);
1763 RESOLVE_DFSPATH(oldname
, conn
, inbuf
, outbuf
);
1764 RESOLVE_DFSPATH(newname
, conn
, inbuf
, outbuf
);
1766 DEBUG(3,("reply_ntrename : %s -> %s\n",oldname
,newname
));
1768 switch(rename_type
) {
1769 case RENAME_FLAG_RENAME
:
1770 status
= rename_internals(conn
, oldname
, newname
, attrs
, False
);
1772 case RENAME_FLAG_HARD_LINK
:
1773 status
= hardlink_internals(conn
, oldname
, newname
);
1775 case RENAME_FLAG_COPY
:
1776 status
= copy_internals(conn
, oldname
, newname
, attrs
);
1778 case RENAME_FLAG_MOVE_CLUSTER_INFORMATION
:
1779 status
= NT_STATUS_INVALID_PARAMETER
;
1782 status
= NT_STATUS_ACCESS_DENIED
; /* Default error. */
1786 if (!NT_STATUS_IS_OK(status
)) {
1787 END_PROFILE(SMBntrename
);
1788 if (open_was_deferred(SVAL(inbuf
,smb_mid
))) {
1789 /* We have re-scheduled this call. */
1790 clear_cached_errors();
1793 return ERROR_NT(status
);
1797 * Win2k needs a changenotify request response before it will
1798 * update after a rename..
1800 process_pending_change_notify_queue((time_t)0);
1801 outsize
= set_message(outbuf
,0,0,True
);
1803 END_PROFILE(SMBntrename
);
1807 /****************************************************************************
1808 Reply to an unsolicited SMBNTtranss - just ignore it!
1809 ****************************************************************************/
1811 int reply_nttranss(connection_struct
*conn
,
1812 char *inbuf
,char *outbuf
,int length
,int bufsize
)
1814 START_PROFILE(SMBnttranss
);
1815 DEBUG(4,("Ignoring nttranss of length %d\n",length
));
1816 END_PROFILE(SMBnttranss
);
1820 /****************************************************************************
1821 Reply to a notify change - queue the request and
1822 don't allow a directory to be opened.
1823 ****************************************************************************/
1825 static int call_nt_transact_notify_change(connection_struct
*conn
, char *inbuf
, char *outbuf
, int length
, int bufsize
,
1826 char **ppsetup
, uint32 setup_count
,
1827 char **ppparams
, uint32 parameter_count
,
1828 char **ppdata
, uint32 data_count
, uint32 max_data_count
)
1830 char *setup
= *ppsetup
;
1835 return ERROR_DOS(ERRDOS
,ERRbadfunc
);
1837 fsp
= file_fsp(setup
,4);
1838 flags
= IVAL(setup
, 0);
1840 DEBUG(3,("call_nt_transact_notify_change\n"));
1843 return ERROR_DOS(ERRDOS
,ERRbadfid
);
1845 if((!fsp
->is_directory
) || (conn
!= fsp
->conn
))
1846 return ERROR_DOS(ERRDOS
,ERRbadfid
);
1848 if (!change_notify_set(inbuf
, fsp
, conn
, flags
))
1849 return(UNIXERROR(ERRDOS
,ERRbadfid
));
1851 DEBUG(3,("call_nt_transact_notify_change: notify change called on directory \
1852 name = %s\n", fsp
->fsp_name
));
1857 /****************************************************************************
1858 Reply to an NT transact rename command.
1859 ****************************************************************************/
1861 static int call_nt_transact_rename(connection_struct
*conn
, char *inbuf
, char *outbuf
, int length
, int bufsize
,
1862 char **ppsetup
, uint32 setup_count
,
1863 char **ppparams
, uint32 parameter_count
,
1864 char **ppdata
, uint32 data_count
, uint32 max_data_count
)
1866 char *params
= *ppparams
;
1868 files_struct
*fsp
= NULL
;
1869 BOOL replace_if_exists
= False
;
1872 if(parameter_count
< 4)
1873 return ERROR_DOS(ERRDOS
,ERRbadfunc
);
1875 fsp
= file_fsp(params
, 0);
1876 replace_if_exists
= (SVAL(params
,2) & RENAME_REPLACE_IF_EXISTS
) ? True
: False
;
1877 CHECK_FSP(fsp
, conn
);
1878 srvstr_get_path(inbuf
, new_name
, params
+4, sizeof(new_name
), -1, STR_TERMINATE
, &status
, True
);
1879 if (!NT_STATUS_IS_OK(status
)) {
1880 return ERROR_NT(status
);
1883 status
= rename_internals(conn
, fsp
->fsp_name
,
1884 new_name
, 0, replace_if_exists
);
1885 if (!NT_STATUS_IS_OK(status
))
1886 return ERROR_NT(status
);
1889 * Rename was successful.
1891 send_nt_replies(inbuf
, outbuf
, bufsize
, NT_STATUS_OK
, NULL
, 0, NULL
, 0);
1893 DEBUG(3,("nt transact rename from = %s, to = %s succeeded.\n",
1894 fsp
->fsp_name
, new_name
));
1897 * Win2k needs a changenotify request response before it will
1898 * update after a rename..
1901 process_pending_change_notify_queue((time_t)0);
1906 /******************************************************************************
1907 Fake up a completely empty SD.
1908 *******************************************************************************/
1910 static size_t get_null_nt_acl(TALLOC_CTX
*mem_ctx
, SEC_DESC
**ppsd
)
1912 extern DOM_SID global_sid_World
;
1915 *ppsd
= make_standard_sec_desc( mem_ctx
, &global_sid_World
, &global_sid_World
, NULL
, &sd_size
);
1917 DEBUG(0,("get_null_nt_acl: Unable to malloc space for security descriptor.\n"));
1924 /****************************************************************************
1925 Reply to query a security descriptor.
1926 ****************************************************************************/
1928 static int call_nt_transact_query_security_desc(connection_struct
*conn
, char *inbuf
, char *outbuf
, int length
, int bufsize
,
1929 char **ppsetup
, uint32 setup_count
,
1930 char **ppparams
, uint32 parameter_count
,
1931 char **ppdata
, uint32 data_count
, uint32 max_data_count
)
1933 char *params
= *ppparams
;
1934 char *data
= *ppdata
;
1936 SEC_DESC
*psd
= NULL
;
1938 uint32 security_info_wanted
;
1939 TALLOC_CTX
*mem_ctx
;
1940 files_struct
*fsp
= NULL
;
1942 if(parameter_count
< 8)
1943 return ERROR_DOS(ERRDOS
,ERRbadfunc
);
1945 fsp
= file_fsp(params
,0);
1947 return ERROR_DOS(ERRDOS
,ERRbadfid
);
1949 security_info_wanted
= IVAL(params
,4);
1951 DEBUG(3,("call_nt_transact_query_security_desc: file = %s\n", fsp
->fsp_name
));
1953 params
= nttrans_realloc(ppparams
, 4);
1955 return ERROR_DOS(ERRDOS
,ERRnomem
);
1957 if ((mem_ctx
= talloc_init("call_nt_transact_query_security_desc")) == NULL
) {
1958 DEBUG(0,("call_nt_transact_query_security_desc: talloc_init failed.\n"));
1959 return ERROR_DOS(ERRDOS
,ERRnomem
);
1963 * Get the permissions to return.
1966 if (!lp_nt_acl_support(SNUM(conn
)))
1967 sd_size
= get_null_nt_acl(mem_ctx
, &psd
);
1969 sd_size
= SMB_VFS_FGET_NT_ACL(fsp
, fsp
->fd
, security_info_wanted
, &psd
);
1972 talloc_destroy(mem_ctx
);
1973 return(UNIXERROR(ERRDOS
,ERRnoaccess
));
1976 DEBUG(3,("call_nt_transact_query_security_desc: sd_size = %d.\n",(int)sd_size
));
1978 SIVAL(params
,0,(uint32
)sd_size
);
1980 if(max_data_count
< sd_size
) {
1982 send_nt_replies(inbuf
, outbuf
, bufsize
, NT_STATUS_BUFFER_TOO_SMALL
,
1983 params
, 4, *ppdata
, 0);
1984 talloc_destroy(mem_ctx
);
1989 * Allocate the data we will point this at.
1992 data
= nttrans_realloc(ppdata
, sd_size
);
1994 talloc_destroy(mem_ctx
);
1995 return ERROR_DOS(ERRDOS
,ERRnomem
);
1999 * Init the parse struct we will marshall into.
2002 prs_init(&pd
, 0, mem_ctx
, MARSHALL
);
2005 * Setup the prs_struct to point at the memory we just
2009 prs_give_memory( &pd
, data
, (uint32
)sd_size
, False
);
2012 * Finally, linearize into the outgoing buffer.
2015 if(!sec_io_desc( "sd data", &psd
, &pd
, 1)) {
2016 DEBUG(0,("call_nt_transact_query_security_desc: Error in marshalling \
2017 security descriptor.\n"));
2019 * Return access denied for want of a better error message..
2021 talloc_destroy(mem_ctx
);
2022 return(UNIXERROR(ERRDOS
,ERRnoaccess
));
2026 * Now we can delete the security descriptor.
2029 talloc_destroy(mem_ctx
);
2031 send_nt_replies(inbuf
, outbuf
, bufsize
, NT_STATUS_OK
, params
, 4, data
, (int)sd_size
);
2035 /****************************************************************************
2036 Reply to set a security descriptor. Map to UNIX perms or POSIX ACLs.
2037 ****************************************************************************/
2039 static int call_nt_transact_set_security_desc(connection_struct
*conn
, char *inbuf
, char *outbuf
, int length
, int bufsize
,
2040 char **ppsetup
, uint32 setup_count
,
2041 char **ppparams
, uint32 parameter_count
,
2042 char **ppdata
, uint32 data_count
, uint32 max_data_count
)
2044 char *params
= *ppparams
;
2045 char *data
= *ppdata
;
2046 files_struct
*fsp
= NULL
;
2047 uint32 security_info_sent
= 0;
2050 if(parameter_count
< 8)
2051 return ERROR_DOS(ERRDOS
,ERRbadfunc
);
2053 if((fsp
= file_fsp(params
,0)) == NULL
)
2054 return ERROR_DOS(ERRDOS
,ERRbadfid
);
2056 if(!lp_nt_acl_support(SNUM(conn
)))
2059 security_info_sent
= IVAL(params
,4);
2061 DEBUG(3,("call_nt_transact_set_security_desc: file = %s, sent 0x%x\n", fsp
->fsp_name
,
2062 (unsigned int)security_info_sent
));
2064 if (data_count
== 0)
2065 return ERROR_DOS(ERRDOS
, ERRnoaccess
);
2067 if (!NT_STATUS_IS_OK(nt_status
= set_sd( fsp
, data
, data_count
, security_info_sent
)))
2068 return ERROR_NT(nt_status
);
2072 send_nt_replies(inbuf
, outbuf
, bufsize
, NT_STATUS_OK
, NULL
, 0, NULL
, 0);
2076 /****************************************************************************
2078 ****************************************************************************/
2080 static int call_nt_transact_ioctl(connection_struct
*conn
, char *inbuf
, char *outbuf
, int length
, int bufsize
,
2081 char **ppsetup
, uint32 setup_count
,
2082 char **ppparams
, uint32 parameter_count
,
2083 char **ppdata
, uint32 data_count
, uint32 max_data_count
)
2090 static BOOL logged_message
;
2091 char *pdata
= *ppdata
;
2093 if (setup_count
!= 8) {
2094 DEBUG(3,("call_nt_transact_ioctl: invalid setup count %d\n", setup_count
));
2095 return ERROR_NT(NT_STATUS_NOT_SUPPORTED
);
2098 function
= IVAL(*ppsetup
, 0);
2099 fidnum
= SVAL(*ppsetup
, 4);
2100 isFSctl
= CVAL(*ppsetup
, 6);
2101 compfilter
= CVAL(*ppsetup
, 7);
2103 DEBUG(10,("call_nt_transact_ioctl: function[0x%08X] FID[0x%04X] isFSctl[0x%02X] compfilter[0x%02X]\n",
2104 function
, fidnum
, isFSctl
, compfilter
));
2106 fsp
=file_fsp(*ppsetup
, 4);
2107 /* this check is done in each implemented function case for now
2108 because I don't want to break anything... --metze
2109 FSP_BELONGS_CONN(fsp,conn);*/
2112 case FSCTL_SET_SPARSE
:
2113 /* pretend this succeeded - tho strictly we should
2114 mark the file sparse (if the local fs supports it)
2115 so we can know if we need to pre-allocate or not */
2117 DEBUG(10,("FSCTL_SET_SPARSE: called on FID[0x%04X](but not implemented)\n", fidnum
));
2118 send_nt_replies(inbuf
, outbuf
, bufsize
, NT_STATUS_OK
, NULL
, 0, NULL
, 0);
2121 case FSCTL_0x000900C0
:
2122 /* pretend this succeeded - don't know what this really is
2123 but works ok like this --metze
2126 DEBUG(10,("FSCTL_0x000900C0: called on FID[0x%04X](but not implemented)\n",fidnum
));
2127 send_nt_replies(inbuf
, outbuf
, bufsize
, NT_STATUS_OK
, NULL
, 0, NULL
, 0);
2130 case FSCTL_GET_REPARSE_POINT
:
2131 /* pretend this fail - my winXP does it like this
2135 DEBUG(10,("FSCTL_GET_REPARSE_POINT: called on FID[0x%04X](but not implemented)\n",fidnum
));
2136 send_nt_replies(inbuf
, outbuf
, bufsize
, NT_STATUS_NOT_A_REPARSE_POINT
, NULL
, 0, NULL
, 0);
2139 case FSCTL_SET_REPARSE_POINT
:
2140 /* pretend this fail - I'm assuming this because of the FSCTL_GET_REPARSE_POINT case.
2144 DEBUG(10,("FSCTL_SET_REPARSE_POINT: called on FID[0x%04X](but not implemented)\n",fidnum
));
2145 send_nt_replies(inbuf
, outbuf
, bufsize
, NT_STATUS_NOT_A_REPARSE_POINT
, NULL
, 0, NULL
, 0);
2148 case FSCTL_GET_SHADOW_COPY_DATA
: /* don't know if this name is right...*/
2151 * This is called to retrieve the number of Shadow Copies (a.k.a. snapshots)
2152 * and return their volume names. If max_data_count is 16, then it is just
2153 * asking for the number of volumes and length of the combined names.
2155 * pdata is the data allocated by our caller, but that uses
2156 * total_data_count (which is 0 in our case) rather than max_data_count.
2157 * Allocate the correct amount and return the pointer to let
2158 * it be deallocated when we return.
2160 SHADOW_COPY_DATA
*shadow_data
= NULL
;
2161 TALLOC_CTX
*shadow_mem_ctx
= NULL
;
2162 BOOL labels
= False
;
2163 uint32 labels_data_count
= 0;
2167 FSP_BELONGS_CONN(fsp
,conn
);
2169 if (max_data_count
< 16) {
2170 DEBUG(0,("FSCTL_GET_SHADOW_COPY_DATA: max_data_count(%u) < 16 is invalid!\n",
2172 return ERROR_NT(NT_STATUS_INVALID_PARAMETER
);
2175 if (max_data_count
> 16) {
2179 shadow_mem_ctx
= talloc_init("SHADOW_COPY_DATA");
2180 if (shadow_mem_ctx
== NULL
) {
2181 DEBUG(0,("talloc_init(SHADOW_COPY_DATA) failed!\n"));
2182 return ERROR_NT(NT_STATUS_NO_MEMORY
);
2185 shadow_data
= TALLOC_ZERO_P(shadow_mem_ctx
,SHADOW_COPY_DATA
);
2186 if (shadow_data
== NULL
) {
2187 DEBUG(0,("talloc_zero() failed!\n"));
2188 talloc_destroy(shadow_mem_ctx
);
2189 return ERROR_NT(NT_STATUS_NO_MEMORY
);
2192 shadow_data
->mem_ctx
= shadow_mem_ctx
;
2195 * Call the VFS routine to actually do the work.
2197 if (SMB_VFS_GET_SHADOW_COPY_DATA(fsp
, shadow_data
, labels
)!=0) {
2198 talloc_destroy(shadow_data
->mem_ctx
);
2199 if (errno
== ENOSYS
) {
2200 DEBUG(5,("FSCTL_GET_SHADOW_COPY_DATA: connectpath %s, not supported.\n",
2201 conn
->connectpath
));
2202 return ERROR_NT(NT_STATUS_NOT_SUPPORTED
);
2204 DEBUG(0,("FSCTL_GET_SHADOW_COPY_DATA: connectpath %s, failed.\n",
2205 conn
->connectpath
));
2206 return ERROR_NT(NT_STATUS_UNSUCCESSFUL
);
2210 labels_data_count
= (shadow_data
->num_volumes
*2*sizeof(SHADOW_COPY_LABEL
))+2;
2215 data_count
= 12+labels_data_count
+4;
2218 if (max_data_count
<data_count
) {
2219 DEBUG(0,("FSCTL_GET_SHADOW_COPY_DATA: max_data_count(%u) too small (%u) bytes needed!\n",
2220 max_data_count
,data_count
));
2221 talloc_destroy(shadow_data
->mem_ctx
);
2222 return ERROR_NT(NT_STATUS_BUFFER_TOO_SMALL
);
2225 pdata
= nttrans_realloc(ppdata
, data_count
);
2226 if (pdata
== NULL
) {
2227 talloc_destroy(shadow_data
->mem_ctx
);
2228 return ERROR_NT(NT_STATUS_NO_MEMORY
);
2233 /* num_volumes 4 bytes */
2234 SIVAL(pdata
,0,shadow_data
->num_volumes
);
2237 /* num_labels 4 bytes */
2238 SIVAL(pdata
,4,shadow_data
->num_volumes
);
2241 /* needed_data_count 4 bytes */
2242 SIVAL(pdata
,8,labels_data_count
);
2246 DEBUG(10,("FSCTL_GET_SHADOW_COPY_DATA: %u volumes for path[%s].\n",
2247 shadow_data
->num_volumes
,fsp
->fsp_name
));
2248 if (labels
&& shadow_data
->labels
) {
2249 for (i
=0;i
<shadow_data
->num_volumes
;i
++) {
2250 srvstr_push(outbuf
, cur_pdata
, shadow_data
->labels
[i
], 2*sizeof(SHADOW_COPY_LABEL
), STR_UNICODE
|STR_TERMINATE
);
2251 cur_pdata
+=2*sizeof(SHADOW_COPY_LABEL
);
2252 DEBUGADD(10,("Label[%u]: '%s'\n",i
,shadow_data
->labels
[i
]));
2256 talloc_destroy(shadow_data
->mem_ctx
);
2258 send_nt_replies(inbuf
, outbuf
, bufsize
, NT_STATUS_OK
, NULL
, 0, pdata
, data_count
);
2263 case FSCTL_FIND_FILES_BY_SID
: /* I hope this name is right */
2265 /* pretend this succeeded -
2267 * we have to send back a list with all files owned by this SID
2269 * but I have to check that --metze
2273 size_t sid_len
= MIN(data_count
-4,SID_MAX_SIZE
);
2275 DEBUG(10,("FSCTL_FIND_FILES_BY_SID: called on FID[0x%04X]\n",fidnum
));
2277 FSP_BELONGS_CONN(fsp
,conn
);
2279 /* unknown 4 bytes: this is not the length of the sid :-( */
2280 /*unknown = IVAL(pdata,0);*/
2282 sid_parse(pdata
+4,sid_len
,&sid
);
2283 DEBUGADD(10,("for SID: %s\n",sid_string_static(&sid
)));
2285 if (!NT_STATUS_IS_OK(sid_to_uid(&sid
, &uid
))) {
2286 DEBUG(0,("sid_to_uid: failed, sid[%s] sid_len[%lu]\n",
2287 sid_string_static(&sid
),(unsigned long)sid_len
));
2291 /* we can take a look at the find source :-)
2293 * find ./ -uid $uid -name '*' is what we need here
2296 * and send 4bytes len and then NULL terminated unicode strings
2299 * but I don't know how to deal with the paged results
2300 * (maybe we can hang the result anywhere in the fsp struct)
2302 * we don't send all files at once
2303 * and at the next we should *not* start from the beginning,
2304 * so we have to cache the result
2309 /* this works for now... */
2310 send_nt_replies(inbuf
, outbuf
, bufsize
, NT_STATUS_OK
, NULL
, 0, NULL
, 0);
2314 if (!logged_message
) {
2315 logged_message
= True
; /* Only print this once... */
2316 DEBUG(0,("call_nt_transact_ioctl(0x%x): Currently not implemented.\n",
2321 return ERROR_NT(NT_STATUS_NOT_SUPPORTED
);
2325 #ifdef HAVE_SYS_QUOTAS
2326 /****************************************************************************
2327 Reply to get user quota
2328 ****************************************************************************/
2330 static int call_nt_transact_get_user_quota(connection_struct
*conn
, char *inbuf
, char *outbuf
, int length
, int bufsize
,
2331 char **ppsetup
, uint32 setup_count
,
2332 char **ppparams
, uint32 parameter_count
,
2333 char **ppdata
, uint32 data_count
, uint32 max_data_count
)
2335 NTSTATUS nt_status
= NT_STATUS_OK
;
2336 char *params
= *ppparams
;
2337 char *pdata
= *ppdata
;
2339 int data_len
=0,param_len
=0;
2342 files_struct
*fsp
= NULL
;
2346 BOOL start_enum
= True
;
2347 SMB_NTQUOTA_STRUCT qt
;
2348 SMB_NTQUOTA_LIST
*tmp_list
;
2349 SMB_NTQUOTA_HANDLE
*qt_handle
= NULL
;
2350 extern struct current_user current_user
;
2355 if (current_user
.uid
!= 0) {
2356 DEBUG(1,("get_user_quota: access_denied service [%s] user [%s]\n",
2357 lp_servicename(SNUM(conn
)),conn
->user
));
2358 return ERROR_DOS(ERRDOS
,ERRnoaccess
);
2362 * Ensure minimum number of parameters sent.
2365 if (parameter_count
< 4) {
2366 DEBUG(0,("TRANSACT_GET_USER_QUOTA: requires %d >= 4 bytes parameters\n",parameter_count
));
2367 return ERROR_DOS(ERRDOS
,ERRinvalidparam
);
2370 /* maybe we can check the quota_fnum */
2371 fsp
= file_fsp(params
,0);
2372 if (!CHECK_NTQUOTA_HANDLE_OK(fsp
,conn
)) {
2373 DEBUG(3,("TRANSACT_GET_USER_QUOTA: no valid QUOTA HANDLE\n"));
2374 return ERROR_NT(NT_STATUS_INVALID_HANDLE
);
2377 /* the NULL pointer cheking for fsp->fake_file_handle->pd
2378 * is done by CHECK_NTQUOTA_HANDLE_OK()
2380 qt_handle
= (SMB_NTQUOTA_HANDLE
*)fsp
->fake_file_handle
->pd
;
2382 level
= SVAL(params
,2);
2384 /* unknown 12 bytes leading in params */
2387 case TRANSACT_GET_USER_QUOTA_LIST_CONTINUE
:
2388 /* seems that we should continue with the enum here --metze */
2390 if (qt_handle
->quota_list
!=NULL
&&
2391 qt_handle
->tmp_list
==NULL
) {
2394 free_ntquota_list(&(qt_handle
->quota_list
));
2396 /* Realloc the size of parameters and data we will return */
2398 params
= nttrans_realloc(ppparams
, param_len
);
2400 return ERROR_DOS(ERRDOS
,ERRnomem
);
2403 SIVAL(params
,0,data_len
);
2410 case TRANSACT_GET_USER_QUOTA_LIST_START
:
2412 if (qt_handle
->quota_list
==NULL
&&
2413 qt_handle
->tmp_list
==NULL
) {
2417 if (start_enum
&& vfs_get_user_ntquota_list(fsp
,&(qt_handle
->quota_list
))!=0)
2418 return ERROR_DOS(ERRSRV
,ERRerror
);
2420 /* Realloc the size of parameters and data we will return */
2422 params
= nttrans_realloc(ppparams
, param_len
);
2424 return ERROR_DOS(ERRDOS
,ERRnomem
);
2426 /* we should not trust the value in max_data_count*/
2427 max_data_count
= MIN(max_data_count
,2048);
2429 pdata
= nttrans_realloc(ppdata
, max_data_count
);/* should be max data count from client*/
2431 return ERROR_DOS(ERRDOS
,ERRnomem
);
2436 /* set params Size of returned Quota Data 4 bytes*/
2437 /* but set it later when we know it */
2439 /* for each entry push the data */
2442 qt_handle
->tmp_list
= qt_handle
->quota_list
;
2445 tmp_list
= qt_handle
->tmp_list
;
2447 for (;((tmp_list
!=NULL
)&&((qt_len
+40+SID_MAX_SIZE
)<max_data_count
));
2448 tmp_list
=tmp_list
->next
,entry
+=entry_len
,qt_len
+=entry_len
) {
2450 sid_len
= sid_size(&tmp_list
->quotas
->sid
);
2451 entry_len
= 40 + sid_len
;
2453 /* nextoffset entry 4 bytes */
2454 SIVAL(entry
,0,entry_len
);
2456 /* then the len of the SID 4 bytes */
2457 SIVAL(entry
,4,sid_len
);
2459 /* unknown data 8 bytes SMB_BIG_UINT */
2460 SBIG_UINT(entry
,8,(SMB_BIG_UINT
)0); /* this is not 0 in windows...-metze*/
2462 /* the used disk space 8 bytes SMB_BIG_UINT */
2463 SBIG_UINT(entry
,16,tmp_list
->quotas
->usedspace
);
2465 /* the soft quotas 8 bytes SMB_BIG_UINT */
2466 SBIG_UINT(entry
,24,tmp_list
->quotas
->softlim
);
2468 /* the hard quotas 8 bytes SMB_BIG_UINT */
2469 SBIG_UINT(entry
,32,tmp_list
->quotas
->hardlim
);
2471 /* and now the SID */
2472 sid_linearize(entry
+40, sid_len
, &tmp_list
->quotas
->sid
);
2475 qt_handle
->tmp_list
= tmp_list
;
2477 /* overwrite the offset of the last entry */
2478 SIVAL(entry
-entry_len
,0,0);
2480 data_len
= 4+qt_len
;
2481 /* overwrite the params quota_data_len */
2482 SIVAL(params
,0,data_len
);
2486 case TRANSACT_GET_USER_QUOTA_FOR_SID
:
2488 /* unknown 4 bytes IVAL(pdata,0) */
2490 if (data_count
< 8) {
2491 DEBUG(0,("TRANSACT_GET_USER_QUOTA_FOR_SID: requires %d >= %d bytes data\n",data_count
,8));
2492 return ERROR_DOS(ERRDOS
,ERRunknownlevel
);
2495 sid_len
= IVAL(pdata
,4);
2496 /* Ensure this is less than 1mb. */
2497 if (sid_len
> (1024*1024)) {
2498 return ERROR_DOS(ERRDOS
,ERRnomem
);
2501 if (data_count
< 8+sid_len
) {
2502 DEBUG(0,("TRANSACT_GET_USER_QUOTA_FOR_SID: requires %d >= %lu bytes data\n",data_count
,(unsigned long)(8+sid_len
)));
2503 return ERROR_DOS(ERRDOS
,ERRunknownlevel
);
2506 data_len
= 4+40+sid_len
;
2508 if (max_data_count
< data_len
) {
2509 DEBUG(0,("TRANSACT_GET_USER_QUOTA_FOR_SID: max_data_count(%d) < data_len(%d)\n",
2510 max_data_count
, data_len
));
2512 SIVAL(params
,0,data_len
);
2514 nt_status
= NT_STATUS_BUFFER_TOO_SMALL
;
2518 sid_parse(pdata
+8,sid_len
,&sid
);
2521 if (vfs_get_ntquota(fsp
, SMB_USER_QUOTA_TYPE
, &sid
, &qt
)!=0) {
2524 * we have to return zero's in all fields
2525 * instead of returning an error here
2530 /* Realloc the size of parameters and data we will return */
2532 params
= nttrans_realloc(ppparams
, param_len
);
2534 return ERROR_DOS(ERRDOS
,ERRnomem
);
2536 pdata
= nttrans_realloc(ppdata
, data_len
);
2538 return ERROR_DOS(ERRDOS
,ERRnomem
);
2542 /* set params Size of returned Quota Data 4 bytes*/
2543 SIVAL(params
,0,data_len
);
2545 /* nextoffset entry 4 bytes */
2548 /* then the len of the SID 4 bytes */
2549 SIVAL(entry
,4,sid_len
);
2551 /* unknown data 8 bytes SMB_BIG_UINT */
2552 SBIG_UINT(entry
,8,(SMB_BIG_UINT
)0); /* this is not 0 in windows...-mezte*/
2554 /* the used disk space 8 bytes SMB_BIG_UINT */
2555 SBIG_UINT(entry
,16,qt
.usedspace
);
2557 /* the soft quotas 8 bytes SMB_BIG_UINT */
2558 SBIG_UINT(entry
,24,qt
.softlim
);
2560 /* the hard quotas 8 bytes SMB_BIG_UINT */
2561 SBIG_UINT(entry
,32,qt
.hardlim
);
2563 /* and now the SID */
2564 sid_linearize(entry
+40, sid_len
, &sid
);
2569 DEBUG(0,("do_nt_transact_get_user_quota: fnum %d unknown level 0x%04hX\n",fsp
->fnum
,level
));
2570 return ERROR_DOS(ERRSRV
,ERRerror
);
2574 send_nt_replies(inbuf
, outbuf
, bufsize
, nt_status
, params
, param_len
, pdata
, data_len
);
2579 /****************************************************************************
2580 Reply to set user quota
2581 ****************************************************************************/
2583 static int call_nt_transact_set_user_quota(connection_struct
*conn
, char *inbuf
, char *outbuf
, int length
, int bufsize
,
2584 char **ppsetup
, uint32 setup_count
,
2585 char **ppparams
, uint32 parameter_count
,
2586 char **ppdata
, uint32 data_count
, uint32 max_data_count
)
2588 char *params
= *ppparams
;
2589 char *pdata
= *ppdata
;
2590 int data_len
=0,param_len
=0;
2591 SMB_NTQUOTA_STRUCT qt
;
2594 files_struct
*fsp
= NULL
;
2599 if (current_user
.uid
!= 0) {
2600 DEBUG(1,("set_user_quota: access_denied service [%s] user [%s]\n",
2601 lp_servicename(SNUM(conn
)),conn
->user
));
2602 return ERROR_DOS(ERRDOS
,ERRnoaccess
);
2606 * Ensure minimum number of parameters sent.
2609 if (parameter_count
< 2) {
2610 DEBUG(0,("TRANSACT_SET_USER_QUOTA: requires %d >= 2 bytes parameters\n",parameter_count
));
2611 return ERROR_DOS(ERRDOS
,ERRinvalidparam
);
2614 /* maybe we can check the quota_fnum */
2615 fsp
= file_fsp(params
,0);
2616 if (!CHECK_NTQUOTA_HANDLE_OK(fsp
,conn
)) {
2617 DEBUG(3,("TRANSACT_GET_USER_QUOTA: no valid QUOTA HANDLE\n"));
2618 return ERROR_NT(NT_STATUS_INVALID_HANDLE
);
2621 if (data_count
< 40) {
2622 DEBUG(0,("TRANSACT_SET_USER_QUOTA: requires %d >= %d bytes data\n",data_count
,40));
2623 return ERROR_DOS(ERRDOS
,ERRunknownlevel
);
2626 /* offset to next quota record.
2627 * 4 bytes IVAL(pdata,0)
2632 sid_len
= IVAL(pdata
,4);
2634 if (data_count
< 40+sid_len
) {
2635 DEBUG(0,("TRANSACT_SET_USER_QUOTA: requires %d >= %lu bytes data\n",data_count
,(unsigned long)40+sid_len
));
2636 return ERROR_DOS(ERRDOS
,ERRunknownlevel
);
2639 /* unknown 8 bytes in pdata
2640 * maybe its the change time in NTTIME
2643 /* the used space 8 bytes (SMB_BIG_UINT)*/
2644 qt
.usedspace
= (SMB_BIG_UINT
)IVAL(pdata
,16);
2645 #ifdef LARGE_SMB_OFF_T
2646 qt
.usedspace
|= (((SMB_BIG_UINT
)IVAL(pdata
,20)) << 32);
2647 #else /* LARGE_SMB_OFF_T */
2648 if ((IVAL(pdata
,20) != 0)&&
2649 ((qt
.usedspace
!= 0xFFFFFFFF)||
2650 (IVAL(pdata
,20)!=0xFFFFFFFF))) {
2651 /* more than 32 bits? */
2652 return ERROR_DOS(ERRDOS
,ERRunknownlevel
);
2654 #endif /* LARGE_SMB_OFF_T */
2656 /* the soft quotas 8 bytes (SMB_BIG_UINT)*/
2657 qt
.softlim
= (SMB_BIG_UINT
)IVAL(pdata
,24);
2658 #ifdef LARGE_SMB_OFF_T
2659 qt
.softlim
|= (((SMB_BIG_UINT
)IVAL(pdata
,28)) << 32);
2660 #else /* LARGE_SMB_OFF_T */
2661 if ((IVAL(pdata
,28) != 0)&&
2662 ((qt
.softlim
!= 0xFFFFFFFF)||
2663 (IVAL(pdata
,28)!=0xFFFFFFFF))) {
2664 /* more than 32 bits? */
2665 return ERROR_DOS(ERRDOS
,ERRunknownlevel
);
2667 #endif /* LARGE_SMB_OFF_T */
2669 /* the hard quotas 8 bytes (SMB_BIG_UINT)*/
2670 qt
.hardlim
= (SMB_BIG_UINT
)IVAL(pdata
,32);
2671 #ifdef LARGE_SMB_OFF_T
2672 qt
.hardlim
|= (((SMB_BIG_UINT
)IVAL(pdata
,36)) << 32);
2673 #else /* LARGE_SMB_OFF_T */
2674 if ((IVAL(pdata
,36) != 0)&&
2675 ((qt
.hardlim
!= 0xFFFFFFFF)||
2676 (IVAL(pdata
,36)!=0xFFFFFFFF))) {
2677 /* more than 32 bits? */
2678 return ERROR_DOS(ERRDOS
,ERRunknownlevel
);
2680 #endif /* LARGE_SMB_OFF_T */
2682 sid_parse(pdata
+40,sid_len
,&sid
);
2683 DEBUGADD(8,("SID: %s\n",sid_string_static(&sid
)));
2685 /* 44 unknown bytes left... */
2687 if (vfs_set_ntquota(fsp
, SMB_USER_QUOTA_TYPE
, &sid
, &qt
)!=0) {
2688 return ERROR_DOS(ERRSRV
,ERRerror
);
2691 send_nt_replies(inbuf
, outbuf
, bufsize
, NT_STATUS_OK
, params
, param_len
, pdata
, data_len
);
2695 #endif /* HAVE_SYS_QUOTAS */
2697 /****************************************************************************
2698 Reply to a SMBNTtrans.
2699 ****************************************************************************/
2701 int reply_nttrans(connection_struct
*conn
,
2702 char *inbuf
,char *outbuf
,int length
,int bufsize
)
2705 uint32 max_data_count
= IVAL(inbuf
,smb_nt_MaxDataCount
);
2706 #if 0 /* Not used. */
2707 uint16 max_setup_count
= CVAL(inbuf
, smb_nt_MaxSetupCount
);
2708 uint32 max_parameter_count
= IVAL(inbuf
, smb_nt_MaxParameterCount
);
2709 #endif /* Not used. */
2710 uint32 total_parameter_count
= IVAL(inbuf
, smb_nt_TotalParameterCount
);
2711 uint32 total_data_count
= IVAL(inbuf
, smb_nt_TotalDataCount
);
2712 uint32 parameter_count
= IVAL(inbuf
,smb_nt_ParameterCount
);
2713 uint32 parameter_offset
= IVAL(inbuf
,smb_nt_ParameterOffset
);
2714 uint32 data_count
= IVAL(inbuf
,smb_nt_DataCount
);
2715 uint32 data_offset
= IVAL(inbuf
,smb_nt_DataOffset
);
2716 uint16 setup_count
= 2*CVAL(inbuf
,smb_nt_SetupCount
); /* setup count is in *words* */
2717 uint16 function_code
= SVAL( inbuf
, smb_nt_Function
);
2718 char *params
= NULL
, *data
= NULL
, *setup
= NULL
;
2719 uint32 num_params_sofar
, num_data_sofar
;
2720 START_PROFILE(SMBnttrans
);
2722 if(global_oplock_break
&&
2723 ((function_code
== NT_TRANSACT_CREATE
) ||
2724 (function_code
== NT_TRANSACT_RENAME
))) {
2726 * Queue this open message as we are the process of an oplock break.
2729 DEBUG(2,("reply_nttrans: queueing message code 0x%x \
2730 due to being in oplock break state.\n", (unsigned int)function_code
));
2732 push_oplock_pending_smb_message( inbuf
, length
);
2733 END_PROFILE(SMBnttrans
);
2737 if (IS_IPC(conn
) && (function_code
!= NT_TRANSACT_CREATE
)) {
2738 END_PROFILE(SMBnttrans
);
2739 return ERROR_DOS(ERRSRV
,ERRaccess
);
2742 outsize
= set_message(outbuf
,0,0,True
);
2745 * All nttrans messages we handle have smb_wct == 19 + setup_count.
2746 * Ensure this is so as a sanity check.
2749 if(CVAL(inbuf
, smb_wct
) != 19 + (setup_count
/2)) {
2750 DEBUG(2,("Invalid smb_wct %d in nttrans call (should be %d)\n",
2751 CVAL(inbuf
, smb_wct
), 19 + (setup_count
/2)));
2755 /* Don't allow more than 128mb for each value. */
2756 if ((total_parameter_count
> (1024*1024*128)) || (total_data_count
> (1024*1024*128))) {
2757 END_PROFILE(SMBnttrans
);
2758 return ERROR_DOS(ERRDOS
,ERRnomem
);
2761 /* Allocate the space for the setup, the maximum needed parameters and data */
2764 setup
= (char *)SMB_MALLOC(setup_count
);
2765 if (total_parameter_count
> 0)
2766 params
= (char *)SMB_MALLOC(total_parameter_count
);
2767 if (total_data_count
> 0)
2768 data
= (char *)SMB_MALLOC(total_data_count
);
2770 if ((total_parameter_count
&& !params
) || (total_data_count
&& !data
) ||
2771 (setup_count
&& !setup
)) {
2775 DEBUG(0,("reply_nttrans : Out of memory\n"));
2776 END_PROFILE(SMBnttrans
);
2777 return ERROR_DOS(ERRDOS
,ERRnomem
);
2780 /* Copy the param and data bytes sent with this request into the params buffer */
2781 num_params_sofar
= parameter_count
;
2782 num_data_sofar
= data_count
;
2784 if (parameter_count
> total_parameter_count
|| data_count
> total_data_count
)
2788 DEBUG(10,("reply_nttrans: setup_count = %d\n", setup_count
));
2789 if ((smb_nt_SetupStart
+ setup_count
< smb_nt_SetupStart
) ||
2790 (smb_nt_SetupStart
+ setup_count
< setup_count
))
2792 if (smb_nt_SetupStart
+ setup_count
> length
)
2795 memcpy( setup
, &inbuf
[smb_nt_SetupStart
], setup_count
);
2796 dump_data(10, setup
, setup_count
);
2799 DEBUG(10,("reply_nttrans: parameter_count = %d\n", parameter_count
));
2800 if ((parameter_offset
+ parameter_count
< parameter_offset
) ||
2801 (parameter_offset
+ parameter_count
< parameter_count
))
2803 if ((smb_base(inbuf
) + parameter_offset
+ parameter_count
> inbuf
+ length
)||
2804 (smb_base(inbuf
) + parameter_offset
+ parameter_count
< smb_base(inbuf
)))
2807 memcpy( params
, smb_base(inbuf
) + parameter_offset
, parameter_count
);
2808 dump_data(10, params
, parameter_count
);
2811 DEBUG(10,("reply_nttrans: data_count = %d\n",data_count
));
2812 if ((data_offset
+ data_count
< data_offset
) || (data_offset
+ data_count
< data_count
))
2814 if ((smb_base(inbuf
) + data_offset
+ data_count
> inbuf
+ length
) ||
2815 (smb_base(inbuf
) + data_offset
+ data_count
< smb_base(inbuf
)))
2818 memcpy( data
, smb_base(inbuf
) + data_offset
, data_count
);
2819 dump_data(10, data
, data_count
);
2822 srv_signing_trans_start(SVAL(inbuf
,smb_mid
));
2824 if(num_data_sofar
< total_data_count
|| num_params_sofar
< total_parameter_count
) {
2825 /* We need to send an interim response then receive the rest
2826 of the parameter/data bytes */
2827 outsize
= set_message(outbuf
,0,0,True
);
2828 srv_signing_trans_stop();
2829 if (!send_smb(smbd_server_fd(),outbuf
))
2830 exit_server("reply_nttrans: send_smb failed.");
2832 while( num_data_sofar
< total_data_count
|| num_params_sofar
< total_parameter_count
) {
2834 uint32 parameter_displacement
;
2835 uint32 data_displacement
;
2837 ret
= receive_next_smb(inbuf
,bufsize
,SMB_SECONDARY_WAIT
);
2840 * The sequence number for the trans reply is always
2841 * based on the last secondary received.
2844 srv_signing_trans_start(SVAL(inbuf
,smb_mid
));
2846 if((ret
&& (CVAL(inbuf
, smb_com
) != SMBnttranss
)) || !ret
) {
2847 outsize
= set_message(outbuf
,0,0,True
);
2849 DEBUG(0,("reply_nttrans: Invalid secondary nttrans packet\n"));
2851 DEBUG(0,("reply_nttrans: %s in getting secondary nttrans response.\n",
2852 (smb_read_error
== READ_ERROR
) ? "error" : "timeout" ));
2857 /* Revise total_params and total_data in case they have changed downwards */
2858 if (IVAL(inbuf
, smb_nts_TotalParameterCount
) < total_parameter_count
)
2859 total_parameter_count
= IVAL(inbuf
, smb_nts_TotalParameterCount
);
2860 if (IVAL(inbuf
, smb_nts_TotalDataCount
) < total_data_count
)
2861 total_data_count
= IVAL(inbuf
, smb_nts_TotalDataCount
);
2863 parameter_count
= IVAL(inbuf
,smb_nts_ParameterCount
);
2864 parameter_offset
= IVAL(inbuf
, smb_nts_ParameterOffset
);
2865 parameter_displacement
= IVAL(inbuf
, smb_nts_ParameterDisplacement
);
2866 num_params_sofar
+= parameter_count
;
2868 data_count
= IVAL(inbuf
, smb_nts_DataCount
);
2869 data_displacement
= IVAL(inbuf
, smb_nts_DataDisplacement
);
2870 data_offset
= IVAL(inbuf
, smb_nts_DataOffset
);
2871 num_data_sofar
+= data_count
;
2873 if (num_params_sofar
> total_parameter_count
|| num_data_sofar
> total_data_count
) {
2874 DEBUG(0,("reply_nttrans2: data overflow in secondary nttrans packet"));
2878 if (parameter_count
) {
2879 if (parameter_displacement
+ parameter_count
> total_parameter_count
)
2881 if ((parameter_displacement
+ parameter_count
< parameter_displacement
) ||
2882 (parameter_displacement
+ parameter_count
< parameter_count
))
2884 if (parameter_displacement
> total_parameter_count
)
2886 if ((smb_base(inbuf
) + parameter_offset
+ parameter_count
>= inbuf
+ bufsize
) ||
2887 (smb_base(inbuf
) + parameter_offset
+ parameter_count
< smb_base(inbuf
)))
2889 if (parameter_displacement
+ params
< params
)
2892 memcpy( ¶ms
[parameter_displacement
], smb_base(inbuf
) + parameter_offset
, parameter_count
);
2896 if (data_displacement
+ data_count
> total_data_count
)
2898 if ((data_displacement
+ data_count
< data_displacement
) ||
2899 (data_displacement
+ data_count
< data_count
))
2901 if (data_displacement
> total_data_count
)
2903 if ((smb_base(inbuf
) + data_offset
+ data_count
>= inbuf
+ bufsize
) ||
2904 (smb_base(inbuf
) + data_offset
+ data_count
< smb_base(inbuf
)))
2906 if (data_displacement
+ data
< data
)
2909 memcpy( &data
[data_displacement
], smb_base(inbuf
)+ data_offset
, data_count
);
2914 if (Protocol
>= PROTOCOL_NT1
)
2915 SSVAL(outbuf
,smb_flg2
,SVAL(outbuf
,smb_flg2
) | FLAGS2_IS_LONG_NAME
);
2917 /* Now we must call the relevant NT_TRANS function */
2918 switch(function_code
) {
2919 case NT_TRANSACT_CREATE
:
2920 START_PROFILE_NESTED(NT_transact_create
);
2921 outsize
= call_nt_transact_create(conn
, inbuf
, outbuf
,
2923 &setup
, setup_count
,
2924 ¶ms
, total_parameter_count
,
2925 &data
, total_data_count
, max_data_count
);
2926 END_PROFILE_NESTED(NT_transact_create
);
2928 case NT_TRANSACT_IOCTL
:
2929 START_PROFILE_NESTED(NT_transact_ioctl
);
2930 outsize
= call_nt_transact_ioctl(conn
, inbuf
, outbuf
,
2932 &setup
, setup_count
,
2933 ¶ms
, total_parameter_count
,
2934 &data
, total_data_count
, max_data_count
);
2935 END_PROFILE_NESTED(NT_transact_ioctl
);
2937 case NT_TRANSACT_SET_SECURITY_DESC
:
2938 START_PROFILE_NESTED(NT_transact_set_security_desc
);
2939 outsize
= call_nt_transact_set_security_desc(conn
, inbuf
, outbuf
,
2941 &setup
, setup_count
,
2942 ¶ms
, total_parameter_count
,
2943 &data
, total_data_count
, max_data_count
);
2944 END_PROFILE_NESTED(NT_transact_set_security_desc
);
2946 case NT_TRANSACT_NOTIFY_CHANGE
:
2947 START_PROFILE_NESTED(NT_transact_notify_change
);
2948 outsize
= call_nt_transact_notify_change(conn
, inbuf
, outbuf
,
2950 &setup
, setup_count
,
2951 ¶ms
, total_parameter_count
,
2952 &data
, total_data_count
, max_data_count
);
2953 END_PROFILE_NESTED(NT_transact_notify_change
);
2955 case NT_TRANSACT_RENAME
:
2956 START_PROFILE_NESTED(NT_transact_rename
);
2957 outsize
= call_nt_transact_rename(conn
, inbuf
, outbuf
,
2959 &setup
, setup_count
,
2960 ¶ms
, total_parameter_count
,
2961 &data
, total_data_count
, max_data_count
);
2962 END_PROFILE_NESTED(NT_transact_rename
);
2965 case NT_TRANSACT_QUERY_SECURITY_DESC
:
2966 START_PROFILE_NESTED(NT_transact_query_security_desc
);
2967 outsize
= call_nt_transact_query_security_desc(conn
, inbuf
, outbuf
,
2969 &setup
, setup_count
,
2970 ¶ms
, total_parameter_count
,
2971 &data
, total_data_count
, max_data_count
);
2972 END_PROFILE_NESTED(NT_transact_query_security_desc
);
2974 #ifdef HAVE_SYS_QUOTAS
2975 case NT_TRANSACT_GET_USER_QUOTA
:
2976 START_PROFILE_NESTED(NT_transact_get_user_quota
);
2977 outsize
= call_nt_transact_get_user_quota(conn
, inbuf
, outbuf
,
2979 &setup
, setup_count
,
2980 ¶ms
, total_parameter_count
,
2981 &data
, total_data_count
, max_data_count
);
2982 END_PROFILE_NESTED(NT_transact_get_user_quota
);
2984 case NT_TRANSACT_SET_USER_QUOTA
:
2985 START_PROFILE_NESTED(NT_transact_set_user_quota
);
2986 outsize
= call_nt_transact_set_user_quota(conn
, inbuf
, outbuf
,
2988 &setup
, setup_count
,
2989 ¶ms
, total_parameter_count
,
2990 &data
, total_data_count
, max_data_count
);
2991 END_PROFILE_NESTED(NT_transact_set_user_quota
);
2993 #endif /* HAVE_SYS_QUOTAS */
2995 /* Error in request */
2996 DEBUG(0,("reply_nttrans: Unknown request %d in nttrans call\n", function_code
));
3000 END_PROFILE(SMBnttrans
);
3001 srv_signing_trans_stop();
3002 return ERROR_DOS(ERRSRV
,ERRerror
);
3005 /* As we do not know how many data packets will need to be
3006 returned here the various call_nt_transact_xxxx calls
3007 must send their own. Thus a call_nt_transact_xxxx routine only
3008 returns a value other than -1 when it wants to send
3012 srv_signing_trans_stop();
3017 END_PROFILE(SMBnttrans
);
3018 return outsize
; /* If a correct response was needed the call_nt_transact_xxxx
3019 calls have already sent it. If outsize != -1 then it is
3020 returning an error packet. */
3024 srv_signing_trans_stop();
3028 END_PROFILE(SMBnttrans
);
3029 return ERROR_NT(NT_STATUS_INVALID_PARAMETER
);