2 Unix SMB/CIFS implementation.
3 Main SMB reply routines
4 Copyright (C) Andrew Tridgell 1992-1998
5 Copyright (C) Andrew Bartlett 2001
6 Copyright (C) Jeremy Allison 1992-2004.
8 This program is free software; you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 2 of the License, or
11 (at your option) any later version.
13 This program is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
18 You should have received a copy of the GNU General Public License
19 along with this program; if not, write to the Free Software
20 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
23 This file handles most of the reply_ calls that the server
24 makes to handle specific protocols
29 /* look in server.c for some explanation of these variables */
33 extern char magic_char
;
34 extern BOOL case_sensitive
;
35 extern BOOL case_preserve
;
36 extern BOOL short_case_preserve
;
37 extern int global_oplock_break
;
38 unsigned int smb_echo_count
= 0;
40 extern BOOL global_encrypted_passwords_negotiated
;
42 /****************************************************************************
43 Ensure we check the path in *exactly* the same way as W2K.
44 We're assuming here that '/' is not the second byte in any multibyte char
45 set (a safe assumption). '\\' *may* be the second byte in a multibyte char
47 ****************************************************************************/
49 NTSTATUS
check_path_syntax(pstring destname
, const pstring srcname
)
52 const char *s
= srcname
;
53 NTSTATUS ret
= NT_STATUS_OK
;
56 if (IS_DIRECTORY_SEP(*s
)) {
58 * Safe to assume is not the second part of a mb char as this is handled below.
60 /* Eat multiple '/' or '\\' */
61 while (IS_DIRECTORY_SEP(*s
)) {
64 if ((s
[0] == '.') && (s
[1] == '\0')) {
65 ret
= NT_STATUS_OBJECT_NAME_INVALID
;
68 if ((d
!= destname
) && (*s
!= '\0')) {
69 /* We only care about non-leading or trailing '/' or '\\' */
72 } else if ((s
[0] == '.') && (s
[1] == '.') && (IS_DIRECTORY_SEP(s
[2]) || s
[2] == '\0')) {
73 /* Uh oh - "../" or "..\\" or "..\0" ! */
76 * No mb char starts with '.' so we're safe checking the directory separator here.
79 /* If we just added a '/', delete it. */
81 if ((d
> destname
) && (*(d
-1) == '/')) {
83 if (d
== (destname
+ 1)) {
89 /* Are we at the start ? Can't go back further if so. */
91 ret
= NT_STATUS_OBJECT_PATH_SYNTAX_BAD
;
94 /* Go back one level... */
95 /* We know this is safe as '/' cannot be part of a mb sequence. */
96 /* NOTE - if this assumption is invalid we are not in good shape... */
97 while (d
> destname
) {
103 } else if ((s
[0] == '.') && (IS_DIRECTORY_SEP(s
[1]) || (s
[1] == '\0'))) {
106 * No mb char starts with '.' so we're safe checking the directory separator here.
109 /* "./" or ".\\" fails with a different error depending on where it is... */
112 ret
= NT_STATUS_OBJECT_NAME_INVALID
;
115 if (s
[1] != '\0' && s
[2] == '\0') {
116 ret
= NT_STATUS_INVALID_PARAMETER
;
119 ret
= NT_STATUS_OBJECT_PATH_NOT_FOUND
;
127 switch(next_mb_char_size(s
)) {
138 DEBUG(0,("check_path_syntax: character length assumptions invalid !\n"));
140 return NT_STATUS_INVALID_PARAMETER
;
149 /****************************************************************************
150 Pull a string and check the path - provide for error return.
151 ****************************************************************************/
153 size_t srvstr_get_path(char *inbuf
, char *dest
, const char *src
, size_t dest_len
, size_t src_len
, int flags
, NTSTATUS
*err
)
156 char *tmppath_ptr
= tmppath
;
159 SMB_ASSERT(dest_len
== sizeof(pstring
));
163 ret
= srvstr_pull_buf( inbuf
, tmppath_ptr
, src
, dest_len
, flags
);
165 ret
= srvstr_pull( inbuf
, tmppath_ptr
, src
, dest_len
, src_len
, flags
);
167 *err
= check_path_syntax(dest
, tmppath
);
171 /****************************************************************************
172 Reply to a special message.
173 ****************************************************************************/
175 int reply_special(char *inbuf
,char *outbuf
)
178 int msg_type
= CVAL(inbuf
,0);
179 int msg_flags
= CVAL(inbuf
,1);
183 static BOOL already_got_session
= False
;
187 memset(outbuf
,'\0',smb_size
);
189 smb_setlen(outbuf
,0);
192 case 0x81: /* session request */
194 if (already_got_session
) {
195 exit_server("multiple session request not permitted");
198 SCVAL(outbuf
,0,0x82);
200 if (name_len(inbuf
+4) > 50 ||
201 name_len(inbuf
+4 + name_len(inbuf
+ 4)) > 50) {
202 DEBUG(0,("Invalid name length in session request\n"));
205 name_extract(inbuf
,4,name1
);
206 name_type
= name_extract(inbuf
,4 + name_len(inbuf
+ 4),name2
);
207 DEBUG(2,("netbios connect: name1=%s name2=%s\n",
210 set_local_machine_name(name1
, True
);
211 set_remote_machine_name(name2
, True
);
213 DEBUG(2,("netbios connect: local=%s remote=%s, name type = %x\n",
214 get_local_machine_name(), get_remote_machine_name(),
217 if (name_type
== 'R') {
218 /* We are being asked for a pathworks session ---
220 SCVAL(outbuf
, 0,0x83);
224 /* only add the client's machine name to the list
225 of possibly valid usernames if we are operating
226 in share mode security */
227 if (lp_security() == SEC_SHARE
) {
228 add_session_user(get_remote_machine_name());
231 reload_services(True
);
234 claim_connection(NULL
,"",0,True
,FLAG_MSG_GENERAL
|FLAG_MSG_SMBD
);
236 already_got_session
= True
;
239 case 0x89: /* session keepalive request
240 (some old clients produce this?) */
241 SCVAL(outbuf
,0,SMBkeepalive
);
245 case 0x82: /* positive session response */
246 case 0x83: /* negative session response */
247 case 0x84: /* retarget session response */
248 DEBUG(0,("Unexpected session response\n"));
251 case SMBkeepalive
: /* session keepalive */
256 DEBUG(5,("init msg_type=0x%x msg_flags=0x%x\n",
257 msg_type
, msg_flags
));
262 /****************************************************************************
264 ****************************************************************************/
266 int reply_tcon(connection_struct
*conn
,
267 char *inbuf
,char *outbuf
, int dum_size
, int dum_buffsize
)
274 uint16 vuid
= SVAL(inbuf
,smb_uid
);
278 DATA_BLOB password_blob
;
280 START_PROFILE(SMBtcon
);
282 *service_buf
= *password
= *dev
= 0;
284 p
= smb_buf(inbuf
)+1;
285 p
+= srvstr_pull_buf(inbuf
, service_buf
, p
, sizeof(service_buf
), STR_TERMINATE
) + 1;
286 pwlen
= srvstr_pull_buf(inbuf
, password
, p
, sizeof(password
), STR_TERMINATE
) + 1;
288 p
+= srvstr_pull_buf(inbuf
, dev
, p
, sizeof(dev
), STR_TERMINATE
) + 1;
290 p
= strrchr_m(service_buf
,'\\');
294 service
= service_buf
;
297 password_blob
= data_blob(password
, pwlen
+1);
299 conn
= make_connection(service
,password_blob
,dev
,vuid
,&nt_status
);
301 data_blob_clear_free(&password_blob
);
304 END_PROFILE(SMBtcon
);
305 return ERROR_NT(nt_status
);
308 outsize
= set_message(outbuf
,2,0,True
);
309 SSVAL(outbuf
,smb_vwv0
,max_recv
);
310 SSVAL(outbuf
,smb_vwv1
,conn
->cnum
);
311 SSVAL(outbuf
,smb_tid
,conn
->cnum
);
313 DEBUG(3,("tcon service=%s cnum=%d\n",
314 service
, conn
->cnum
));
316 END_PROFILE(SMBtcon
);
320 /****************************************************************************
321 Reply to a tcon and X.
322 ****************************************************************************/
324 int reply_tcon_and_X(connection_struct
*conn
, char *inbuf
,char *outbuf
,int length
,int bufsize
)
329 /* what the cleint thinks the device is */
330 fstring client_devicetype
;
331 /* what the server tells the client the share represents */
332 const char *server_devicetype
;
334 uint16 vuid
= SVAL(inbuf
,smb_uid
);
335 int passlen
= SVAL(inbuf
,smb_vwv3
);
338 extern BOOL global_encrypted_passwords_negotiated
;
340 START_PROFILE(SMBtconX
);
342 *service
= *client_devicetype
= 0;
344 /* we might have to close an old one */
345 if ((SVAL(inbuf
,smb_vwv2
) & 0x1) && conn
) {
346 close_cnum(conn
,vuid
);
349 if (passlen
> MAX_PASS_LEN
) {
350 return ERROR_DOS(ERRDOS
,ERRbuftoosmall
);
353 if (global_encrypted_passwords_negotiated
) {
354 password
= data_blob(smb_buf(inbuf
),passlen
);
356 password
= data_blob(smb_buf(inbuf
),passlen
+1);
357 /* Ensure correct termination */
358 password
.data
[passlen
]=0;
361 p
= smb_buf(inbuf
) + passlen
;
362 p
+= srvstr_pull_buf(inbuf
, path
, p
, sizeof(path
), STR_TERMINATE
);
365 * the service name can be either: \\server\share
366 * or share directly like on the DELL PowerVault 705
369 q
= strchr_m(path
+2,'\\');
371 END_PROFILE(SMBtconX
);
372 return(ERROR_DOS(ERRDOS
,ERRnosuchshare
));
374 fstrcpy(service
,q
+1);
377 fstrcpy(service
,path
);
379 p
+= srvstr_pull(inbuf
, client_devicetype
, p
, sizeof(client_devicetype
), 6, STR_ASCII
);
381 DEBUG(4,("Client requested device type [%s] for share [%s]\n", client_devicetype
, service
));
383 conn
= make_connection(service
,password
,client_devicetype
,vuid
,&nt_status
);
385 data_blob_clear_free(&password
);
388 END_PROFILE(SMBtconX
);
389 return ERROR_NT(nt_status
);
393 server_devicetype
= "IPC";
394 else if ( IS_PRINT(conn
) )
395 server_devicetype
= "LPT1:";
397 server_devicetype
= "A:";
399 if (Protocol
< PROTOCOL_NT1
) {
400 set_message(outbuf
,2,0,True
);
402 p
+= srvstr_push(outbuf
, p
, server_devicetype
, -1,
403 STR_TERMINATE
|STR_ASCII
);
404 set_message_end(outbuf
,p
);
406 /* NT sets the fstype of IPC$ to the null string */
407 const char *fstype
= IS_IPC(conn
) ? "" : lp_fstype(SNUM(conn
));
409 set_message(outbuf
,3,0,True
);
412 p
+= srvstr_push(outbuf
, p
, server_devicetype
, -1,
413 STR_TERMINATE
|STR_ASCII
);
414 p
+= srvstr_push(outbuf
, p
, fstype
, -1,
417 set_message_end(outbuf
,p
);
419 /* what does setting this bit do? It is set by NT4 and
420 may affect the ability to autorun mounted cdroms */
421 SSVAL(outbuf
, smb_vwv2
, SMB_SUPPORT_SEARCH_BITS
|
422 (lp_csc_policy(SNUM(conn
)) << 2));
424 init_dfsroot(conn
, inbuf
, outbuf
);
428 DEBUG(3,("tconX service=%s \n",
431 /* set the incoming and outgoing tid to the just created one */
432 SSVAL(inbuf
,smb_tid
,conn
->cnum
);
433 SSVAL(outbuf
,smb_tid
,conn
->cnum
);
435 END_PROFILE(SMBtconX
);
436 return chain_reply(inbuf
,outbuf
,length
,bufsize
);
439 /****************************************************************************
440 Reply to an unknown type.
441 ****************************************************************************/
443 int reply_unknown(char *inbuf
,char *outbuf
)
446 type
= CVAL(inbuf
,smb_com
);
448 DEBUG(0,("unknown command type (%s): type=%d (0x%X)\n",
449 smb_fn_name(type
), type
, type
));
451 return(ERROR_DOS(ERRSRV
,ERRunknownsmb
));
454 /****************************************************************************
456 ****************************************************************************/
458 int reply_ioctl(connection_struct
*conn
,
459 char *inbuf
,char *outbuf
, int dum_size
, int dum_buffsize
)
461 uint16 device
= SVAL(inbuf
,smb_vwv1
);
462 uint16 function
= SVAL(inbuf
,smb_vwv2
);
463 uint32 ioctl_code
= (device
<< 16) + function
;
464 int replysize
, outsize
;
466 START_PROFILE(SMBioctl
);
468 DEBUG(4, ("Received IOCTL (code 0x%x)\n", ioctl_code
));
470 switch (ioctl_code
) {
471 case IOCTL_QUERY_JOB_INFO
:
475 END_PROFILE(SMBioctl
);
476 return(ERROR_DOS(ERRSRV
,ERRnosupport
));
479 outsize
= set_message(outbuf
,8,replysize
+1,True
);
480 SSVAL(outbuf
,smb_vwv1
,replysize
); /* Total data bytes returned */
481 SSVAL(outbuf
,smb_vwv5
,replysize
); /* Data bytes this buffer */
482 SSVAL(outbuf
,smb_vwv6
,52); /* Offset to data */
483 p
= smb_buf(outbuf
) + 1; /* Allow for alignment */
485 switch (ioctl_code
) {
486 case IOCTL_QUERY_JOB_INFO
:
488 files_struct
*fsp
= file_fsp(inbuf
,smb_vwv0
);
490 END_PROFILE(SMBioctl
);
491 return(UNIXERROR(ERRDOS
,ERRbadfid
));
493 SSVAL(p
,0,fsp
->rap_print_jobid
); /* Job number */
494 srvstr_push(outbuf
, p
+2, global_myname(), 15, STR_TERMINATE
|STR_ASCII
);
495 srvstr_push(outbuf
, p
+18, lp_servicename(SNUM(conn
)), 13, STR_TERMINATE
|STR_ASCII
);
500 END_PROFILE(SMBioctl
);
504 /****************************************************************************
506 ****************************************************************************/
508 int reply_chkpth(connection_struct
*conn
, char *inbuf
,char *outbuf
, int dum_size
, int dum_buffsize
)
514 BOOL bad_path
= False
;
515 SMB_STRUCT_STAT sbuf
;
518 START_PROFILE(SMBchkpth
);
520 srvstr_get_path(inbuf
, name
, smb_buf(inbuf
) + 1, sizeof(name
), 0, STR_TERMINATE
, &status
);
521 if (!NT_STATUS_IS_OK(status
)) {
522 END_PROFILE(SMBchkpth
);
523 return ERROR_NT(status
);
526 RESOLVE_DFSPATH(name
, conn
, inbuf
, outbuf
);
528 unix_convert(name
,conn
,0,&bad_path
,&sbuf
);
530 mode
= SVAL(inbuf
,smb_vwv0
);
532 if (check_name(name
,conn
)) {
533 if (VALID_STAT(sbuf
) || SMB_VFS_STAT(conn
,name
,&sbuf
) == 0)
534 if (!(ok
= S_ISDIR(sbuf
.st_mode
))) {
535 END_PROFILE(SMBchkpth
);
536 return ERROR_BOTH(NT_STATUS_NOT_A_DIRECTORY
,ERRDOS
,ERRbadpath
);
541 /* We special case this - as when a Windows machine
542 is parsing a path is steps through the components
543 one at a time - if a component fails it expects
544 ERRbadpath, not ERRbadfile.
546 if(errno
== ENOENT
) {
548 * Windows returns different error codes if
549 * the parent directory is valid but not the
550 * last component - it returns NT_STATUS_OBJECT_NAME_NOT_FOUND
551 * for that case and NT_STATUS_OBJECT_PATH_NOT_FOUND
552 * if the path is invalid.
555 END_PROFILE(SMBchkpth
);
556 return ERROR_NT(NT_STATUS_OBJECT_PATH_NOT_FOUND
);
558 END_PROFILE(SMBchkpth
);
559 return ERROR_NT(NT_STATUS_OBJECT_NAME_NOT_FOUND
);
561 } else if (errno
== ENOTDIR
) {
562 END_PROFILE(SMBchkpth
);
563 return ERROR_NT(NT_STATUS_NOT_A_DIRECTORY
);
566 END_PROFILE(SMBchkpth
);
567 return(UNIXERROR(ERRDOS
,ERRbadpath
));
570 outsize
= set_message(outbuf
,0,0,True
);
572 DEBUG(3,("chkpth %s mode=%d\n", name
, mode
));
574 END_PROFILE(SMBchkpth
);
578 /****************************************************************************
580 ****************************************************************************/
582 int reply_getatr(connection_struct
*conn
, char *inbuf
,char *outbuf
, int dum_size
, int dum_buffsize
)
586 SMB_STRUCT_STAT sbuf
;
591 BOOL bad_path
= False
;
595 START_PROFILE(SMBgetatr
);
597 p
= smb_buf(inbuf
) + 1;
598 p
+= srvstr_get_path(inbuf
, fname
, p
, sizeof(fname
), 0, STR_TERMINATE
, &status
);
599 if (!NT_STATUS_IS_OK(status
)) {
600 END_PROFILE(SMBgetatr
);
601 return ERROR_NT(status
);
604 RESOLVE_DFSPATH(fname
, conn
, inbuf
, outbuf
);
606 /* dos smetimes asks for a stat of "" - it returns a "hidden directory"
607 under WfWg - weird! */
609 mode
= aHIDDEN
| aDIR
;
610 if (!CAN_WRITE(conn
))
616 unix_convert(fname
,conn
,0,&bad_path
,&sbuf
);
617 if (check_name(fname
,conn
)) {
618 if (VALID_STAT(sbuf
) || SMB_VFS_STAT(conn
,fname
,&sbuf
) == 0) {
619 mode
= dos_mode(conn
,fname
,&sbuf
);
621 mtime
= sbuf
.st_mtime
;
626 DEBUG(3,("stat of %s failed (%s)\n",fname
,strerror(errno
)));
632 END_PROFILE(SMBgetatr
);
633 return set_bad_path_error(errno
, bad_path
, outbuf
, ERRDOS
,ERRbadfile
);
636 outsize
= set_message(outbuf
,10,0,True
);
638 SSVAL(outbuf
,smb_vwv0
,mode
);
639 if(lp_dos_filetime_resolution(SNUM(conn
)) )
640 put_dos_date3(outbuf
,smb_vwv1
,mtime
& ~1);
642 put_dos_date3(outbuf
,smb_vwv1
,mtime
);
643 SIVAL(outbuf
,smb_vwv3
,(uint32
)size
);
645 if (Protocol
>= PROTOCOL_NT1
)
646 SSVAL(outbuf
,smb_flg2
,SVAL(outbuf
, smb_flg2
) | FLAGS2_IS_LONG_NAME
);
648 DEBUG( 3, ( "getatr name=%s mode=%d size=%d\n", fname
, mode
, (uint32
)size
) );
650 END_PROFILE(SMBgetatr
);
654 /****************************************************************************
656 ****************************************************************************/
658 int reply_setatr(connection_struct
*conn
, char *inbuf
,char *outbuf
, int dum_size
, int dum_buffsize
)
665 SMB_STRUCT_STAT sbuf
;
666 BOOL bad_path
= False
;
670 START_PROFILE(SMBsetatr
);
672 p
= smb_buf(inbuf
) + 1;
673 p
+= srvstr_get_path(inbuf
, fname
, p
, sizeof(fname
), 0, STR_TERMINATE
, &status
);
674 if (!NT_STATUS_IS_OK(status
)) {
675 END_PROFILE(SMBsetatr
);
676 return ERROR_NT(status
);
679 unix_convert(fname
,conn
,0,&bad_path
,&sbuf
);
681 mode
= SVAL(inbuf
,smb_vwv0
);
682 mtime
= make_unix_date3(inbuf
+smb_vwv1
);
684 if (mode
!= FILE_ATTRIBUTE_NORMAL
) {
685 if (VALID_STAT_OF_DIR(sbuf
))
690 if (check_name(fname
,conn
)) {
691 ok
= (file_set_dosmode(conn
,fname
,mode
,NULL
) == 0);
698 ok
= set_filetime(conn
,fname
,mtime
);
701 END_PROFILE(SMBsetatr
);
702 return set_bad_path_error(errno
, bad_path
, outbuf
, ERRDOS
, ERRnoaccess
);
705 outsize
= set_message(outbuf
,0,0,True
);
707 DEBUG( 3, ( "setatr name=%s mode=%d\n", fname
, mode
) );
709 END_PROFILE(SMBsetatr
);
713 /****************************************************************************
715 ****************************************************************************/
717 int reply_dskattr(connection_struct
*conn
, char *inbuf
,char *outbuf
, int dum_size
, int dum_buffsize
)
720 SMB_BIG_UINT dfree
,dsize
,bsize
;
721 START_PROFILE(SMBdskattr
);
723 SMB_VFS_DISK_FREE(conn
,".",True
,&bsize
,&dfree
,&dsize
);
725 outsize
= set_message(outbuf
,5,0,True
);
727 if (Protocol
<= PROTOCOL_LANMAN2
) {
728 double total_space
, free_space
;
729 /* we need to scale this to a number that DOS6 can handle. We
730 use floating point so we can handle large drives on systems
731 that don't have 64 bit integers
733 we end up displaying a maximum of 2G to DOS systems
735 total_space
= dsize
* (double)bsize
;
736 free_space
= dfree
* (double)bsize
;
738 dsize
= (total_space
+63*512) / (64*512);
739 dfree
= (free_space
+63*512) / (64*512);
741 if (dsize
> 0xFFFF) dsize
= 0xFFFF;
742 if (dfree
> 0xFFFF) dfree
= 0xFFFF;
744 SSVAL(outbuf
,smb_vwv0
,dsize
);
745 SSVAL(outbuf
,smb_vwv1
,64); /* this must be 64 for dos systems */
746 SSVAL(outbuf
,smb_vwv2
,512); /* and this must be 512 */
747 SSVAL(outbuf
,smb_vwv3
,dfree
);
749 SSVAL(outbuf
,smb_vwv0
,dsize
);
750 SSVAL(outbuf
,smb_vwv1
,bsize
/512);
751 SSVAL(outbuf
,smb_vwv2
,512);
752 SSVAL(outbuf
,smb_vwv3
,dfree
);
755 DEBUG(3,("dskattr dfree=%d\n", (unsigned int)dfree
));
757 END_PROFILE(SMBdskattr
);
761 /****************************************************************************
763 Can be called from SMBsearch, SMBffirst or SMBfunique.
764 ****************************************************************************/
766 int reply_search(connection_struct
*conn
, char *inbuf
,char *outbuf
, int dum_size
, int dum_buffsize
)
776 unsigned int numentries
= 0;
777 unsigned int maxentries
= 0;
778 BOOL finished
= False
;
785 BOOL check_descend
= False
;
786 BOOL expect_close
= False
;
787 BOOL can_open
= True
;
788 BOOL bad_path
= False
;
790 START_PROFILE(SMBsearch
);
792 *mask
= *directory
= *fname
= 0;
794 /* If we were called as SMBffirst then we must expect close. */
795 if(CVAL(inbuf
,smb_com
) == SMBffirst
)
798 outsize
= set_message(outbuf
,1,3,True
);
799 maxentries
= SVAL(inbuf
,smb_vwv0
);
800 dirtype
= SVAL(inbuf
,smb_vwv1
);
801 p
= smb_buf(inbuf
) + 1;
802 p
+= srvstr_get_path(inbuf
, path
, p
, sizeof(path
), 0, STR_TERMINATE
, &nt_status
);
803 if (!NT_STATUS_IS_OK(nt_status
)) {
804 END_PROFILE(SMBsearch
);
805 return ERROR_NT(nt_status
);
808 status_len
= SVAL(p
, 0);
811 /* dirtype &= ~aDIR; */
813 if (status_len
== 0) {
814 SMB_STRUCT_STAT sbuf
;
817 pstrcpy(directory
,path
);
819 unix_convert(directory
,conn
,0,&bad_path
,&sbuf
);
822 if (!check_name(directory
,conn
))
825 p
= strrchr_m(dir2
,'/');
834 p
= strrchr_m(directory
,'/');
840 if (strlen(directory
) == 0)
841 pstrcpy(directory
,".");
842 memset((char *)status
,'\0',21);
843 SCVAL(status
,0,(dirtype
& 0x1F));
848 status_dirtype
= CVAL(status
,0) & 0x1F;
849 if (status_dirtype
!= (dirtype
& 0x1F))
850 dirtype
= status_dirtype
;
852 conn
->dirptr
= dptr_fetch(status
+12,&dptr_num
);
855 string_set(&conn
->dirpath
,dptr_path(dptr_num
));
856 pstrcpy(mask
, dptr_wcard(dptr_num
));
860 p
= smb_buf(outbuf
) + 3;
863 if (status_len
== 0) {
864 dptr_num
= dptr_create(conn
,directory
,True
,expect_close
,SVAL(inbuf
,smb_pid
));
867 END_PROFILE(SMBsearch
);
868 return set_bad_path_error(errno
, bad_path
, outbuf
, ERRDOS
, ERRnofids
);
870 END_PROFILE(SMBsearch
);
871 return ERROR_DOS(ERRDOS
,ERRnofids
);
873 dptr_set_wcard(dptr_num
, strdup(mask
));
874 dptr_set_attr(dptr_num
, dirtype
);
876 dirtype
= dptr_attr(dptr_num
);
879 DEBUG(4,("dptr_num is %d\n",dptr_num
));
882 if ((dirtype
&0x1F) == aVOLID
) {
884 make_dir_struct(p
,"???????????",volume_label(SNUM(conn
)),0,aVOLID
,0);
885 dptr_fill(p
+12,dptr_num
);
886 if (dptr_zero(p
+12) && (status_len
==0))
890 p
+= DIR_STRUCT_SIZE
;
893 maxentries
= MIN(maxentries
, ((BUFFER_SIZE
- (p
- outbuf
))/DIR_STRUCT_SIZE
));
895 DEBUG(8,("dirpath=<%s> dontdescend=<%s>\n",
896 conn
->dirpath
,lp_dontdescend(SNUM(conn
))));
897 if (in_list(conn
->dirpath
, lp_dontdescend(SNUM(conn
)),True
))
898 check_descend
= True
;
900 for (i
=numentries
;(i
<maxentries
) && !finished
;i
++) {
901 finished
= !get_dir_entry(conn
,mask
,dirtype
,fname
,&size
,&mode
,&date
,check_descend
);
904 make_dir_struct(p
,mask
,fname
,size
,mode
,date
);
905 dptr_fill(p
+12,dptr_num
);
908 p
+= DIR_STRUCT_SIZE
;
917 /* If we were called as SMBffirst with smb_search_id == NULL
918 and no entries were found then return error and close dirptr
921 if(ok
&& expect_close
&& numentries
== 0 && status_len
== 0) {
922 if (Protocol
< PROTOCOL_NT1
) {
923 SCVAL(outbuf
,smb_rcls
,ERRDOS
);
924 SSVAL(outbuf
,smb_err
,ERRnofiles
);
926 /* Also close the dptr - we know it's gone */
927 dptr_close(&dptr_num
);
928 } else if (numentries
== 0 || !ok
) {
929 if (Protocol
< PROTOCOL_NT1
) {
930 SCVAL(outbuf
,smb_rcls
,ERRDOS
);
931 SSVAL(outbuf
,smb_err
,ERRnofiles
);
933 dptr_close(&dptr_num
);
936 /* If we were called as SMBfunique, then we can close the dirptr now ! */
937 if(dptr_num
>= 0 && CVAL(inbuf
,smb_com
) == SMBfunique
)
938 dptr_close(&dptr_num
);
940 SSVAL(outbuf
,smb_vwv0
,numentries
);
941 SSVAL(outbuf
,smb_vwv1
,3 + numentries
* DIR_STRUCT_SIZE
);
942 SCVAL(smb_buf(outbuf
),0,5);
943 SSVAL(smb_buf(outbuf
),1,numentries
*DIR_STRUCT_SIZE
);
945 if (Protocol
>= PROTOCOL_NT1
)
946 SSVAL(outbuf
,smb_flg2
,SVAL(outbuf
, smb_flg2
) | FLAGS2_IS_LONG_NAME
);
948 outsize
+= DIR_STRUCT_SIZE
*numentries
;
949 smb_setlen(outbuf
,outsize
- 4);
951 if ((! *directory
) && dptr_path(dptr_num
))
952 slprintf(directory
, sizeof(directory
)-1, "(%s)",dptr_path(dptr_num
));
954 DEBUG( 4, ( "%s mask=%s path=%s dtype=%d nument=%u of %u\n",
955 smb_fn_name(CVAL(inbuf
,smb_com
)),
956 mask
, directory
, dirtype
, numentries
, maxentries
) );
958 END_PROFILE(SMBsearch
);
962 /****************************************************************************
963 Reply to a fclose (stop directory search).
964 ****************************************************************************/
966 int reply_fclose(connection_struct
*conn
, char *inbuf
,char *outbuf
, int dum_size
, int dum_buffsize
)
976 START_PROFILE(SMBfclose
);
978 outsize
= set_message(outbuf
,1,0,True
);
979 p
= smb_buf(inbuf
) + 1;
980 p
+= srvstr_get_path(inbuf
, path
, p
, sizeof(path
), 0, STR_TERMINATE
, &err
);
981 if (!NT_STATUS_IS_OK(err
)) {
982 END_PROFILE(SMBfclose
);
983 return ERROR_NT(err
);
986 status_len
= SVAL(p
,0);
989 if (status_len
== 0) {
990 END_PROFILE(SMBfclose
);
991 return ERROR_DOS(ERRSRV
,ERRsrverror
);
996 if(dptr_fetch(status
+12,&dptr_num
)) {
997 /* Close the dptr - we know it's gone */
998 dptr_close(&dptr_num
);
1001 SSVAL(outbuf
,smb_vwv0
,0);
1003 DEBUG(3,("search close\n"));
1005 END_PROFILE(SMBfclose
);
1009 /****************************************************************************
1011 ****************************************************************************/
1013 int reply_open(connection_struct
*conn
, char *inbuf
,char *outbuf
, int dum_size
, int dum_buffsize
)
1022 SMB_STRUCT_STAT sbuf
;
1023 BOOL bad_path
= False
;
1025 int oplock_request
= CORE_OPLOCK_REQUEST(inbuf
);
1026 uint16 dos_attr
= SVAL(inbuf
,smb_vwv1
);
1028 START_PROFILE(SMBopen
);
1030 share_mode
= SVAL(inbuf
,smb_vwv0
);
1032 srvstr_get_path(inbuf
, fname
, smb_buf(inbuf
)+1, sizeof(fname
), 0, STR_TERMINATE
, &status
);
1033 if (!NT_STATUS_IS_OK(status
)) {
1034 END_PROFILE(SMBopen
);
1035 return ERROR_NT(status
);
1038 RESOLVE_DFSPATH(fname
, conn
, inbuf
, outbuf
);
1040 unix_convert(fname
,conn
,0,&bad_path
,&sbuf
);
1042 fsp
= open_file_shared(conn
,fname
,&sbuf
,share_mode
,(FILE_FAIL_IF_NOT_EXIST
|FILE_EXISTS_OPEN
),
1043 (uint32
)dos_attr
, oplock_request
,&rmode
,NULL
);
1046 END_PROFILE(SMBopen
);
1047 return set_bad_path_error(errno
, bad_path
, outbuf
, ERRDOS
, ERRnoaccess
);
1050 size
= sbuf
.st_size
;
1051 fmode
= dos_mode(conn
,fname
,&sbuf
);
1052 mtime
= sbuf
.st_mtime
;
1055 DEBUG(3,("attempt to open a directory %s\n",fname
));
1056 close_file(fsp
,False
);
1057 END_PROFILE(SMBopen
);
1058 return ERROR_DOS(ERRDOS
,ERRnoaccess
);
1061 outsize
= set_message(outbuf
,7,0,True
);
1062 SSVAL(outbuf
,smb_vwv0
,fsp
->fnum
);
1063 SSVAL(outbuf
,smb_vwv1
,fmode
);
1064 if(lp_dos_filetime_resolution(SNUM(conn
)) )
1065 put_dos_date3(outbuf
,smb_vwv2
,mtime
& ~1);
1067 put_dos_date3(outbuf
,smb_vwv2
,mtime
);
1068 SIVAL(outbuf
,smb_vwv4
,(uint32
)size
);
1069 SSVAL(outbuf
,smb_vwv6
,rmode
);
1071 if (oplock_request
&& lp_fake_oplocks(SNUM(conn
)))
1072 SCVAL(outbuf
,smb_flg
,CVAL(outbuf
,smb_flg
)|CORE_OPLOCK_GRANTED
);
1074 if(EXCLUSIVE_OPLOCK_TYPE(fsp
->oplock_type
))
1075 SCVAL(outbuf
,smb_flg
,CVAL(outbuf
,smb_flg
)|CORE_OPLOCK_GRANTED
);
1076 END_PROFILE(SMBopen
);
1080 /****************************************************************************
1081 Reply to an open and X.
1082 ****************************************************************************/
1084 int reply_open_and_X(connection_struct
*conn
, char *inbuf
,char *outbuf
,int length
,int bufsize
)
1087 int smb_mode
= SVAL(inbuf
,smb_vwv3
);
1088 int smb_attr
= SVAL(inbuf
,smb_vwv5
);
1089 /* Breakout the oplock request bits so we can set the
1090 reply bits separately. */
1091 BOOL ex_oplock_request
= EXTENDED_OPLOCK_REQUEST(inbuf
);
1092 BOOL core_oplock_request
= CORE_OPLOCK_REQUEST(inbuf
);
1093 BOOL oplock_request
= ex_oplock_request
| core_oplock_request
;
1095 int open_flags
= SVAL(inbuf
,smb_vwv2
);
1096 int smb_sattr
= SVAL(inbuf
,smb_vwv4
);
1097 uint32 smb_time
= make_unix_date3(inbuf
+smb_vwv6
);
1099 int smb_ofun
= SVAL(inbuf
,smb_vwv8
);
1101 int fmode
=0,mtime
=0,rmode
=0;
1102 SMB_STRUCT_STAT sbuf
;
1104 BOOL bad_path
= False
;
1107 START_PROFILE(SMBopenX
);
1109 /* If it's an IPC, pass off the pipe handler. */
1111 if (lp_nt_pipe_support()) {
1112 END_PROFILE(SMBopenX
);
1113 return reply_open_pipe_and_X(conn
, inbuf
,outbuf
,length
,bufsize
);
1115 END_PROFILE(SMBopenX
);
1116 return ERROR_DOS(ERRSRV
,ERRaccess
);
1120 /* XXXX we need to handle passed times, sattr and flags */
1121 srvstr_get_path(inbuf
, fname
, smb_buf(inbuf
), sizeof(fname
), 0, STR_TERMINATE
, &status
);
1122 if (!NT_STATUS_IS_OK(status
)) {
1123 END_PROFILE(SMBopenX
);
1124 return ERROR_NT(status
);
1127 RESOLVE_DFSPATH(fname
, conn
, inbuf
, outbuf
);
1129 unix_convert(fname
,conn
,0,&bad_path
,&sbuf
);
1131 fsp
= open_file_shared(conn
,fname
,&sbuf
,smb_mode
,smb_ofun
,(uint32
)smb_attr
,
1132 oplock_request
, &rmode
,&smb_action
);
1135 END_PROFILE(SMBopenX
);
1136 return set_bad_path_error(errno
, bad_path
, outbuf
, ERRDOS
, ERRnoaccess
);
1139 size
= sbuf
.st_size
;
1140 fmode
= dos_mode(conn
,fname
,&sbuf
);
1141 mtime
= sbuf
.st_mtime
;
1143 close_file(fsp
,False
);
1144 END_PROFILE(SMBopenX
);
1145 return ERROR_DOS(ERRDOS
,ERRnoaccess
);
1148 /* If the caller set the extended oplock request bit
1149 and we granted one (by whatever means) - set the
1150 correct bit for extended oplock reply.
1153 if (ex_oplock_request
&& lp_fake_oplocks(SNUM(conn
)))
1154 smb_action
|= EXTENDED_OPLOCK_GRANTED
;
1156 if(ex_oplock_request
&& EXCLUSIVE_OPLOCK_TYPE(fsp
->oplock_type
))
1157 smb_action
|= EXTENDED_OPLOCK_GRANTED
;
1159 /* If the caller set the core oplock request bit
1160 and we granted one (by whatever means) - set the
1161 correct bit for core oplock reply.
1164 if (core_oplock_request
&& lp_fake_oplocks(SNUM(conn
)))
1165 SCVAL(outbuf
,smb_flg
,CVAL(outbuf
,smb_flg
)|CORE_OPLOCK_GRANTED
);
1167 if(core_oplock_request
&& EXCLUSIVE_OPLOCK_TYPE(fsp
->oplock_type
))
1168 SCVAL(outbuf
,smb_flg
,CVAL(outbuf
,smb_flg
)|CORE_OPLOCK_GRANTED
);
1170 set_message(outbuf
,15,0,True
);
1171 SSVAL(outbuf
,smb_vwv2
,fsp
->fnum
);
1172 SSVAL(outbuf
,smb_vwv3
,fmode
);
1173 if(lp_dos_filetime_resolution(SNUM(conn
)) )
1174 put_dos_date3(outbuf
,smb_vwv4
,mtime
& ~1);
1176 put_dos_date3(outbuf
,smb_vwv4
,mtime
);
1177 SIVAL(outbuf
,smb_vwv6
,(uint32
)size
);
1178 SSVAL(outbuf
,smb_vwv8
,rmode
);
1179 SSVAL(outbuf
,smb_vwv11
,smb_action
);
1181 END_PROFILE(SMBopenX
);
1182 return chain_reply(inbuf
,outbuf
,length
,bufsize
);
1185 /****************************************************************************
1186 Reply to a SMBulogoffX.
1187 ****************************************************************************/
1189 int reply_ulogoffX(connection_struct
*conn
, char *inbuf
,char *outbuf
,int length
,int bufsize
)
1191 uint16 vuid
= SVAL(inbuf
,smb_uid
);
1192 user_struct
*vuser
= get_valid_user_struct(vuid
);
1193 START_PROFILE(SMBulogoffX
);
1196 DEBUG(3,("ulogoff, vuser id %d does not map to user.\n", vuid
));
1198 /* in user level security we are supposed to close any files
1199 open by this user */
1200 if ((vuser
!= 0) && (lp_security() != SEC_SHARE
))
1201 file_close_user(vuid
);
1203 invalidate_vuid(vuid
);
1205 set_message(outbuf
,2,0,True
);
1207 DEBUG( 3, ( "ulogoffX vuid=%d\n", vuid
) );
1209 END_PROFILE(SMBulogoffX
);
1210 return chain_reply(inbuf
,outbuf
,length
,bufsize
);
1213 /****************************************************************************
1214 Reply to a mknew or a create.
1215 ****************************************************************************/
1217 int reply_mknew(connection_struct
*conn
, char *inbuf
,char *outbuf
, int dum_size
, int dum_buffsize
)
1224 BOOL bad_path
= False
;
1226 int oplock_request
= CORE_OPLOCK_REQUEST(inbuf
);
1227 SMB_STRUCT_STAT sbuf
;
1229 START_PROFILE(SMBcreate
);
1231 com
= SVAL(inbuf
,smb_com
);
1233 createmode
= SVAL(inbuf
,smb_vwv0
);
1234 srvstr_get_path(inbuf
, fname
, smb_buf(inbuf
) + 1, sizeof(fname
), 0, STR_TERMINATE
, &status
);
1235 if (!NT_STATUS_IS_OK(status
)) {
1236 END_PROFILE(SMBcreate
);
1237 return ERROR_NT(status
);
1240 RESOLVE_DFSPATH(fname
, conn
, inbuf
, outbuf
);
1242 unix_convert(fname
,conn
,0,&bad_path
,&sbuf
);
1244 if (createmode
& aVOLID
)
1245 DEBUG(0,("Attempt to create file (%s) with volid set - please report this\n",fname
));
1247 if(com
== SMBmknew
) {
1248 /* We should fail if file exists. */
1249 ofun
= FILE_CREATE_IF_NOT_EXIST
;
1251 /* SMBcreate - Create if file doesn't exist, truncate if it does. */
1252 ofun
= FILE_CREATE_IF_NOT_EXIST
|FILE_EXISTS_TRUNCATE
;
1255 /* Open file in dos compatibility share mode. */
1256 fsp
= open_file_shared(conn
,fname
,&sbuf
,SET_DENY_MODE(DENY_FCB
)|SET_OPEN_MODE(DOS_OPEN_FCB
),
1257 ofun
, (uint32
)createmode
, oplock_request
, NULL
, NULL
);
1260 END_PROFILE(SMBcreate
);
1261 return set_bad_path_error(errno
, bad_path
, outbuf
, ERRDOS
, ERRnoaccess
);
1264 outsize
= set_message(outbuf
,1,0,True
);
1265 SSVAL(outbuf
,smb_vwv0
,fsp
->fnum
);
1267 if (oplock_request
&& lp_fake_oplocks(SNUM(conn
)))
1268 SCVAL(outbuf
,smb_flg
,CVAL(outbuf
,smb_flg
)|CORE_OPLOCK_GRANTED
);
1270 if(EXCLUSIVE_OPLOCK_TYPE(fsp
->oplock_type
))
1271 SCVAL(outbuf
,smb_flg
,CVAL(outbuf
,smb_flg
)|CORE_OPLOCK_GRANTED
);
1273 DEBUG( 2, ( "new file %s\n", fname
) );
1274 DEBUG( 3, ( "mknew %s fd=%d dmode=%d\n", fname
, fsp
->fd
, createmode
) );
1276 END_PROFILE(SMBcreate
);
1280 /****************************************************************************
1281 Reply to a create temporary file.
1282 ****************************************************************************/
1284 int reply_ctemp(connection_struct
*conn
, char *inbuf
,char *outbuf
, int dum_size
, int dum_buffsize
)
1289 BOOL bad_path
= False
;
1291 int oplock_request
= CORE_OPLOCK_REQUEST(inbuf
);
1293 SMB_STRUCT_STAT sbuf
;
1296 unsigned int namelen
;
1298 START_PROFILE(SMBctemp
);
1300 createattr
= SVAL(inbuf
,smb_vwv0
);
1301 srvstr_get_path(inbuf
, fname
, smb_buf(inbuf
)+1, sizeof(fname
), 0, STR_TERMINATE
, &status
);
1302 if (!NT_STATUS_IS_OK(status
)) {
1303 END_PROFILE(SMBctemp
);
1304 return ERROR_NT(status
);
1307 pstrcat(fname
,"/TMXXXXXX");
1309 pstrcat(fname
,"TMXXXXXX");
1312 RESOLVE_DFSPATH(fname
, conn
, inbuf
, outbuf
);
1314 unix_convert(fname
,conn
,0,&bad_path
,&sbuf
);
1316 tmpfd
= smb_mkstemp(fname
);
1318 END_PROFILE(SMBctemp
);
1319 return(UNIXERROR(ERRDOS
,ERRnoaccess
));
1322 SMB_VFS_STAT(conn
,fname
,&sbuf
);
1324 /* Open file in dos compatibility share mode. */
1325 /* We should fail if file does not exist. */
1326 fsp
= open_file_shared(conn
,fname
,&sbuf
,
1327 SET_DENY_MODE(DENY_FCB
)|SET_OPEN_MODE(DOS_OPEN_FCB
),
1328 FILE_EXISTS_OPEN
|FILE_FAIL_IF_NOT_EXIST
,
1329 (uint32
)createattr
, oplock_request
, NULL
, NULL
);
1331 /* close fd from smb_mkstemp() */
1335 END_PROFILE(SMBctemp
);
1336 return set_bad_path_error(errno
, bad_path
, outbuf
, ERRDOS
, ERRnoaccess
);
1339 outsize
= set_message(outbuf
,1,0,True
);
1340 SSVAL(outbuf
,smb_vwv0
,fsp
->fnum
);
1342 /* the returned filename is relative to the directory */
1343 s
= strrchr_m(fname
, '/');
1349 p
= smb_buf(outbuf
);
1351 /* Tested vs W2K3 - this doesn't seem to be here - null terminated filename is the only
1352 thing in the byte section. JRA */
1353 SSVALS(p
, 0, -1); /* what is this? not in spec */
1355 namelen
= srvstr_push(outbuf
, p
, s
, -1, STR_ASCII
|STR_TERMINATE
);
1357 outsize
= set_message_end(outbuf
, p
);
1359 if (oplock_request
&& lp_fake_oplocks(SNUM(conn
)))
1360 SCVAL(outbuf
,smb_flg
,CVAL(outbuf
,smb_flg
)|CORE_OPLOCK_GRANTED
);
1362 if (EXCLUSIVE_OPLOCK_TYPE(fsp
->oplock_type
))
1363 SCVAL(outbuf
,smb_flg
,CVAL(outbuf
,smb_flg
)|CORE_OPLOCK_GRANTED
);
1365 DEBUG( 2, ( "created temp file %s\n", fname
) );
1366 DEBUG( 3, ( "ctemp %s fd=%d umode=%o\n",
1367 fname
, fsp
->fd
, sbuf
.st_mode
) );
1369 END_PROFILE(SMBctemp
);
1373 /*******************************************************************
1374 Check if a user is allowed to rename a file.
1375 ********************************************************************/
1377 static NTSTATUS
can_rename(char *fname
,connection_struct
*conn
, SMB_STRUCT_STAT
*pst
)
1383 if (!CAN_WRITE(conn
))
1384 return NT_STATUS_MEDIA_WRITE_PROTECTED
;
1386 if (S_ISDIR(pst
->st_mode
))
1387 return NT_STATUS_OK
;
1389 /* We need a better way to return NT status codes from open... */
1393 fsp
= open_file_shared1(conn
, fname
, pst
, DELETE_ACCESS
, SET_DENY_MODE(DENY_ALL
),
1394 (FILE_FAIL_IF_NOT_EXIST
|FILE_EXISTS_OPEN
), FILE_ATTRIBUTE_NORMAL
, 0, &access_mode
, &smb_action
);
1397 NTSTATUS ret
= NT_STATUS_ACCESS_DENIED
;
1398 if (unix_ERR_class
== ERRDOS
&& unix_ERR_code
== ERRbadshare
)
1399 ret
= NT_STATUS_SHARING_VIOLATION
;
1402 unix_ERR_ntstatus
= NT_STATUS_OK
;
1405 close_file(fsp
,False
);
1406 return NT_STATUS_OK
;
1409 /*******************************************************************
1410 Check if a user is allowed to delete a file.
1411 ********************************************************************/
1413 static NTSTATUS
can_delete(char *fname
,connection_struct
*conn
, int dirtype
, BOOL bad_path
)
1415 SMB_STRUCT_STAT sbuf
;
1421 DEBUG(10,("can_delete: %s, dirtype = %d\n",
1424 if (!CAN_WRITE(conn
))
1425 return NT_STATUS_MEDIA_WRITE_PROTECTED
;
1427 if (SMB_VFS_LSTAT(conn
,fname
,&sbuf
) != 0) {
1428 if(errno
== ENOENT
) {
1430 return NT_STATUS_OBJECT_PATH_NOT_FOUND
;
1432 return NT_STATUS_OBJECT_NAME_NOT_FOUND
;
1434 return map_nt_error_from_unix(errno
);
1437 fmode
= dos_mode(conn
,fname
,&sbuf
);
1439 /* Can't delete a directory. */
1441 return NT_STATUS_FILE_IS_A_DIRECTORY
;
1443 else if (dirtype
& aDIR
) /* Asked for a directory and it isn't. */
1444 return NT_STATUS_OBJECT_NAME_INVALID
;
1445 #endif /* JRATEST */
1447 if (!lp_delete_readonly(SNUM(conn
))) {
1449 return NT_STATUS_CANNOT_DELETE
;
1451 if ((fmode
& ~dirtype
) & (aHIDDEN
| aSYSTEM
))
1452 return NT_STATUS_NO_SUCH_FILE
;
1454 /* We need a better way to return NT status codes from open... */
1458 fsp
= open_file_shared1(conn
, fname
, &sbuf
, DELETE_ACCESS
, SET_DENY_MODE(DENY_ALL
),
1459 (FILE_FAIL_IF_NOT_EXIST
|FILE_EXISTS_OPEN
), FILE_ATTRIBUTE_NORMAL
, 0, &access_mode
, &smb_action
);
1462 NTSTATUS ret
= NT_STATUS_ACCESS_DENIED
;
1463 if (!NT_STATUS_IS_OK(unix_ERR_ntstatus
))
1464 ret
= unix_ERR_ntstatus
;
1465 else if (unix_ERR_class
== ERRDOS
&& unix_ERR_code
== ERRbadshare
)
1466 ret
= NT_STATUS_SHARING_VIOLATION
;
1469 unix_ERR_ntstatus
= NT_STATUS_OK
;
1472 close_file(fsp
,False
);
1473 return NT_STATUS_OK
;
1476 /****************************************************************************
1477 The guts of the unlink command, split out so it may be called by the NT SMB
1479 ****************************************************************************/
1481 NTSTATUS
unlink_internals(connection_struct
*conn
, int dirtype
, char *name
)
1487 NTSTATUS error
= NT_STATUS_OK
;
1489 BOOL bad_path
= False
;
1491 SMB_STRUCT_STAT sbuf
;
1493 *directory
= *mask
= 0;
1495 /* We must check for wildcards in the name given
1496 * directly by the client - before any unmangling.
1497 * This prevents an unmangling of a UNIX name containing
1498 * a DOS wildcard like '*' or '?' from unmangling into
1499 * a wildcard delete which was not intended.
1500 * FIX for #226. JRA.
1503 has_wild
= ms_has_wild(name
);
1505 rc
= unix_convert(name
,conn
,0,&bad_path
,&sbuf
);
1507 p
= strrchr_m(name
,'/');
1509 pstrcpy(directory
,".");
1513 pstrcpy(directory
,name
);
1518 * We should only check the mangled cache
1519 * here if unix_convert failed. This means
1520 * that the path in 'mask' doesn't exist
1521 * on the file system and so we need to look
1522 * for a possible mangle. This patch from
1523 * Tine Smukavec <valentin.smukavec@hermes.si>.
1526 if (!rc
&& mangle_is_mangled(mask
))
1527 mangle_check_cache( mask
);
1530 pstrcat(directory
,"/");
1531 pstrcat(directory
,mask
);
1532 error
= can_delete(directory
,conn
,dirtype
,bad_path
);
1533 if (!NT_STATUS_IS_OK(error
))
1536 if (SMB_VFS_UNLINK(conn
,directory
) == 0) {
1540 void *dirptr
= NULL
;
1543 if (check_name(directory
,conn
))
1544 dirptr
= OpenDir(conn
, directory
, True
);
1546 /* XXXX the CIFS spec says that if bit0 of the flags2 field is set then
1547 the pattern matches against the long name, otherwise the short name
1548 We don't implement this yet XXXX
1552 error
= NT_STATUS_NO_SUCH_FILE
;
1554 if (strequal(mask
,"????????.???"))
1557 while ((dname
= ReadDirName(dirptr
))) {
1559 BOOL sys_direntry
= False
;
1560 pstrcpy(fname
,dname
);
1562 /* Quick check for "." and ".." */
1563 if (fname
[0] == '.') {
1564 if (!fname
[1] || (fname
[1] == '.' && !fname
[2])) {
1565 if ((dirtype
& aDIR
)) {
1566 sys_direntry
= True
;
1573 if(!mask_match(fname
, mask
, case_sensitive
))
1577 error
= NT_STATUS_OBJECT_NAME_INVALID
;
1581 slprintf(fname
,sizeof(fname
)-1, "%s/%s",directory
,dname
);
1582 error
= can_delete(fname
,conn
,dirtype
,bad_path
);
1583 if (!NT_STATUS_IS_OK(error
)) {
1586 if (SMB_VFS_UNLINK(conn
,fname
) == 0)
1588 DEBUG(3,("unlink_internals: succesful unlink [%s]\n",fname
));
1594 if (count
== 0 && NT_STATUS_IS_OK(error
)) {
1595 error
= map_nt_error_from_unix(errno
);
1601 /****************************************************************************
1603 ****************************************************************************/
1605 int reply_unlink(connection_struct
*conn
, char *inbuf
,char *outbuf
, int dum_size
,
1612 START_PROFILE(SMBunlink
);
1614 dirtype
= SVAL(inbuf
,smb_vwv0
);
1616 srvstr_get_path(inbuf
, name
, smb_buf(inbuf
) + 1, sizeof(name
), 0, STR_TERMINATE
, &status
);
1617 if (!NT_STATUS_IS_OK(status
)) {
1618 END_PROFILE(SMBunlink
);
1619 return ERROR_NT(status
);
1622 RESOLVE_DFSPATH(name
, conn
, inbuf
, outbuf
);
1624 DEBUG(3,("reply_unlink : %s\n",name
));
1626 status
= unlink_internals(conn
, dirtype
, name
);
1627 if (!NT_STATUS_IS_OK(status
))
1628 return ERROR_NT(status
);
1631 * Win2k needs a changenotify request response before it will
1632 * update after a rename..
1634 process_pending_change_notify_queue((time_t)0);
1636 outsize
= set_message(outbuf
,0,0,True
);
1638 END_PROFILE(SMBunlink
);
1642 /****************************************************************************
1644 ****************************************************************************/
1646 void fail_readraw(void)
1649 slprintf(errstr
, sizeof(errstr
)-1, "FAIL ! reply_readbraw: socket write fail (%s)",
1651 exit_server(errstr
);
1654 /****************************************************************************
1655 Use sendfile in readbraw.
1656 ****************************************************************************/
1658 void send_file_readbraw(connection_struct
*conn
, files_struct
*fsp
, SMB_OFF_T startpos
, size_t nread
,
1659 ssize_t mincount
, char *outbuf
)
1663 #if defined(WITH_SENDFILE)
1665 * We can only use sendfile on a non-chained packet and on a file
1666 * that is exclusively oplocked. reply_readbraw has already checked the length.
1669 if ((nread
> 0) && (lp_write_cache_size(SNUM(conn
)) == 0) &&
1670 EXCLUSIVE_OPLOCK_TYPE(fsp
->oplock_type
) && lp_use_sendfile(SNUM(conn
)) ) {
1673 _smb_setlen(outbuf
,nread
);
1674 header
.data
= outbuf
;
1678 if ( SMB_VFS_SENDFILE( smbd_server_fd(), fsp
, fsp
->fd
, &header
, startpos
, nread
) == -1) {
1680 * Special hack for broken Linux with no 64 bit clean sendfile. If we
1681 * return ENOSYS then pretend we just got a normal read.
1683 if (errno
== ENOSYS
)
1686 DEBUG(0,("send_file_readbraw: sendfile failed for file %s (%s). Terminating\n",
1687 fsp
->fsp_name
, strerror(errno
) ));
1688 exit_server("send_file_readbraw sendfile failed");
1697 ret
= read_file(fsp
,outbuf
+4,startpos
,nread
);
1698 #if 0 /* mincount appears to be ignored in a W2K server. JRA. */
1707 _smb_setlen(outbuf
,ret
);
1708 if (write_data(smbd_server_fd(),outbuf
,4+ret
) != 4+ret
)
1712 /****************************************************************************
1713 Reply to a readbraw (core+ protocol).
1714 ****************************************************************************/
1716 int reply_readbraw(connection_struct
*conn
, char *inbuf
, char *outbuf
, int dum_size
, int dum_buffsize
)
1718 extern struct current_user current_user
;
1719 ssize_t maxcount
,mincount
;
1722 char *header
= outbuf
;
1724 START_PROFILE(SMBreadbraw
);
1726 if (srv_is_signing_active()) {
1727 exit_server("reply_readbraw: SMB signing is active - raw reads/writes are disallowed.");
1731 * Special check if an oplock break has been issued
1732 * and the readraw request croses on the wire, we must
1733 * return a zero length response here.
1736 if(global_oplock_break
) {
1737 _smb_setlen(header
,0);
1738 if (write_data(smbd_server_fd(),header
,4) != 4)
1740 DEBUG(5,("readbraw - oplock break finished\n"));
1741 END_PROFILE(SMBreadbraw
);
1745 fsp
= file_fsp(inbuf
,smb_vwv0
);
1747 if (!FNUM_OK(fsp
,conn
) || !fsp
->can_read
) {
1749 * fsp could be NULL here so use the value from the packet. JRA.
1751 DEBUG(3,("fnum %d not open in readbraw - cache prime?\n",(int)SVAL(inbuf
,smb_vwv0
)));
1752 _smb_setlen(header
,0);
1753 if (write_data(smbd_server_fd(),header
,4) != 4)
1755 END_PROFILE(SMBreadbraw
);
1759 CHECK_FSP(fsp
,conn
);
1761 flush_write_cache(fsp
, READRAW_FLUSH
);
1763 startpos
= IVAL_TO_SMB_OFF_T(inbuf
,smb_vwv1
);
1764 if(CVAL(inbuf
,smb_wct
) == 10) {
1766 * This is a large offset (64 bit) read.
1768 #ifdef LARGE_SMB_OFF_T
1770 startpos
|= (((SMB_OFF_T
)IVAL(inbuf
,smb_vwv8
)) << 32);
1772 #else /* !LARGE_SMB_OFF_T */
1775 * Ensure we haven't been sent a >32 bit offset.
1778 if(IVAL(inbuf
,smb_vwv8
) != 0) {
1779 DEBUG(0,("readbraw - large offset (%x << 32) used and we don't support \
1780 64 bit offsets.\n", (unsigned int)IVAL(inbuf
,smb_vwv8
) ));
1781 _smb_setlen(header
,0);
1782 if (write_data(smbd_server_fd(),header
,4) != 4)
1784 END_PROFILE(SMBreadbraw
);
1788 #endif /* LARGE_SMB_OFF_T */
1791 DEBUG(0,("readbraw - negative 64 bit readraw offset (%.0f) !\n", (double)startpos
));
1792 _smb_setlen(header
,0);
1793 if (write_data(smbd_server_fd(),header
,4) != 4)
1795 END_PROFILE(SMBreadbraw
);
1799 maxcount
= (SVAL(inbuf
,smb_vwv3
) & 0xFFFF);
1800 mincount
= (SVAL(inbuf
,smb_vwv4
) & 0xFFFF);
1802 /* ensure we don't overrun the packet size */
1803 maxcount
= MIN(65535,maxcount
);
1805 if (!is_locked(fsp
,conn
,(SMB_BIG_UINT
)maxcount
,(SMB_BIG_UINT
)startpos
, READ_LOCK
,False
)) {
1806 SMB_OFF_T size
= fsp
->size
;
1807 SMB_OFF_T sizeneeded
= startpos
+ maxcount
;
1809 if (size
< sizeneeded
) {
1811 if (SMB_VFS_FSTAT(fsp
,fsp
->fd
,&st
) == 0)
1813 if (!fsp
->can_write
)
1817 if (startpos
>= size
)
1820 nread
= MIN(maxcount
,(size
- startpos
));
1823 #if 0 /* mincount appears to be ignored in a W2K server. JRA. */
1824 if (nread
< mincount
)
1828 DEBUG( 3, ( "readbraw fnum=%d start=%.0f max=%d min=%d nread=%d\n", fsp
->fnum
, (double)startpos
,
1829 (int)maxcount
, (int)mincount
, (int)nread
) );
1831 send_file_readbraw(conn
, fsp
, startpos
, nread
, mincount
, outbuf
);
1833 DEBUG(5,("readbraw finished\n"));
1834 END_PROFILE(SMBreadbraw
);
1838 /****************************************************************************
1839 Reply to a lockread (core+ protocol).
1840 ****************************************************************************/
1842 int reply_lockread(connection_struct
*conn
, char *inbuf
,char *outbuf
, int length
, int dum_buffsiz
)
1850 files_struct
*fsp
= file_fsp(inbuf
,smb_vwv0
);
1851 BOOL my_lock_ctx
= False
;
1852 START_PROFILE(SMBlockread
);
1854 CHECK_FSP(fsp
,conn
);
1857 release_level_2_oplocks_on_change(fsp
);
1859 numtoread
= SVAL(inbuf
,smb_vwv1
);
1860 startpos
= IVAL_TO_SMB_OFF_T(inbuf
,smb_vwv2
);
1862 outsize
= set_message(outbuf
,5,3,True
);
1863 numtoread
= MIN(BUFFER_SIZE
-outsize
,numtoread
);
1864 data
= smb_buf(outbuf
) + 3;
1867 * NB. Discovered by Menny Hamburger at Mainsoft. This is a core+
1868 * protocol request that predates the read/write lock concept.
1869 * Thus instead of asking for a read lock here we need to ask
1870 * for a write lock. JRA.
1871 * Note that the requested lock size is unaffected by max_recv.
1874 status
= do_lock_spin(fsp
, conn
, SVAL(inbuf
,smb_pid
),
1875 (SMB_BIG_UINT
)numtoread
, (SMB_BIG_UINT
)startpos
, WRITE_LOCK
, &my_lock_ctx
);
1877 if (NT_STATUS_V(status
)) {
1880 * We used to make lockread a blocking lock. It turns out
1881 * that this isn't on W2k. Found by the Samba 4 RAW-READ torture
1885 if (lp_blocking_locks(SNUM(conn
)) && !my_lock_ctx
&& ERROR_WAS_LOCK_DENIED(status
)) {
1887 * A blocking lock was requested. Package up
1888 * this smb into a queued request and push it
1889 * onto the blocking lock queue.
1891 if(push_blocking_lock_request(inbuf
, length
, -1, 0, SVAL(inbuf
,smb_pid
), (SMB_BIG_UINT
)startpos
,
1892 (SMB_BIG_UINT
)numtoread
)) {
1893 END_PROFILE(SMBlockread
);
1898 END_PROFILE(SMBlockread
);
1899 return ERROR_NT(status
);
1903 * However the requested READ size IS affected by max_recv. Insanity.... JRA.
1906 if (numtoread
> max_recv
) {
1907 DEBUG(0,("reply_lockread: requested read size (%u) is greater than maximum allowed (%u). \
1908 Returning short read of maximum allowed for compatibility with Windows 2000.\n",
1909 (unsigned int)numtoread
, (unsigned int)max_recv
));
1910 numtoread
= MIN(numtoread
,max_recv
);
1912 nread
= read_file(fsp
,data
,startpos
,numtoread
);
1915 END_PROFILE(SMBlockread
);
1916 return(UNIXERROR(ERRDOS
,ERRnoaccess
));
1920 SSVAL(outbuf
,smb_vwv0
,nread
);
1921 SSVAL(outbuf
,smb_vwv5
,nread
+3);
1922 SSVAL(smb_buf(outbuf
),1,nread
);
1924 DEBUG(3,("lockread fnum=%d num=%d nread=%d\n",
1925 fsp
->fnum
, (int)numtoread
, (int)nread
));
1927 END_PROFILE(SMBlockread
);
1931 /****************************************************************************
1933 ****************************************************************************/
1935 int reply_read(connection_struct
*conn
, char *inbuf
,char *outbuf
, int size
, int dum_buffsize
)
1942 files_struct
*fsp
= file_fsp(inbuf
,smb_vwv0
);
1943 START_PROFILE(SMBread
);
1945 CHECK_FSP(fsp
,conn
);
1948 numtoread
= SVAL(inbuf
,smb_vwv1
);
1949 startpos
= IVAL_TO_SMB_OFF_T(inbuf
,smb_vwv2
);
1951 outsize
= set_message(outbuf
,5,3,True
);
1952 numtoread
= MIN(BUFFER_SIZE
-outsize
,numtoread
);
1954 * The requested read size cannot be greater than max_recv. JRA.
1956 if (numtoread
> max_recv
) {
1957 DEBUG(0,("reply_read: requested read size (%u) is greater than maximum allowed (%u). \
1958 Returning short read of maximum allowed for compatibility with Windows 2000.\n",
1959 (unsigned int)numtoread
, (unsigned int)max_recv
));
1960 numtoread
= MIN(numtoread
,max_recv
);
1963 data
= smb_buf(outbuf
) + 3;
1965 if (is_locked(fsp
,conn
,(SMB_BIG_UINT
)numtoread
,(SMB_BIG_UINT
)startpos
, READ_LOCK
,False
)) {
1966 END_PROFILE(SMBread
);
1967 return ERROR_DOS(ERRDOS
,ERRlock
);
1971 nread
= read_file(fsp
,data
,startpos
,numtoread
);
1974 END_PROFILE(SMBread
);
1975 return(UNIXERROR(ERRDOS
,ERRnoaccess
));
1979 SSVAL(outbuf
,smb_vwv0
,nread
);
1980 SSVAL(outbuf
,smb_vwv5
,nread
+3);
1981 SCVAL(smb_buf(outbuf
),0,1);
1982 SSVAL(smb_buf(outbuf
),1,nread
);
1984 DEBUG( 3, ( "read fnum=%d num=%d nread=%d\n",
1985 fsp
->fnum
, (int)numtoread
, (int)nread
) );
1987 END_PROFILE(SMBread
);
1991 /****************************************************************************
1992 Reply to a read and X - possibly using sendfile.
1993 ****************************************************************************/
1995 int send_file_readX(connection_struct
*conn
, char *inbuf
,char *outbuf
,int length
,
1996 files_struct
*fsp
, SMB_OFF_T startpos
, size_t smb_maxcnt
)
1999 char *data
= smb_buf(outbuf
);
2001 #if defined(WITH_SENDFILE)
2003 * We can only use sendfile on a non-chained packet and on a file
2004 * that is exclusively oplocked.
2007 if ((CVAL(inbuf
,smb_vwv0
) == 0xFF) && EXCLUSIVE_OPLOCK_TYPE(fsp
->oplock_type
) &&
2008 lp_use_sendfile(SNUM(conn
)) && (lp_write_cache_size(SNUM(conn
)) == 0) ) {
2009 SMB_STRUCT_STAT sbuf
;
2012 if(SMB_VFS_FSTAT(fsp
,fsp
->fd
, &sbuf
) == -1)
2013 return(UNIXERROR(ERRDOS
,ERRnoaccess
));
2015 if (startpos
> sbuf
.st_size
)
2018 if (smb_maxcnt
> (sbuf
.st_size
- startpos
))
2019 smb_maxcnt
= (sbuf
.st_size
- startpos
);
2021 if (smb_maxcnt
== 0)
2025 * Set up the packet header before send. We
2026 * assume here the sendfile will work (get the
2027 * correct amount of data).
2030 SSVAL(outbuf
,smb_vwv2
,0xFFFF); /* Remaining - must be -1. */
2031 SSVAL(outbuf
,smb_vwv5
,smb_maxcnt
);
2032 SSVAL(outbuf
,smb_vwv6
,smb_offset(data
,outbuf
));
2033 SSVAL(smb_buf(outbuf
),-2,smb_maxcnt
);
2034 SCVAL(outbuf
,smb_vwv0
,0xFF);
2035 set_message(outbuf
,12,smb_maxcnt
,False
);
2036 header
.data
= outbuf
;
2037 header
.length
= data
- outbuf
;
2040 if ( SMB_VFS_SENDFILE( smbd_server_fd(), fsp
, fsp
->fd
, &header
, startpos
, smb_maxcnt
) == -1) {
2042 * Special hack for broken Linux with no 64 bit clean sendfile. If we
2043 * return ENOSYS then pretend we just got a normal read.
2045 if (errno
== ENOSYS
)
2048 DEBUG(0,("send_file_readX: sendfile failed for file %s (%s). Terminating\n",
2049 fsp
->fsp_name
, strerror(errno
) ));
2050 exit_server("send_file_readX sendfile failed");
2053 DEBUG( 3, ( "send_file_readX: sendfile fnum=%d max=%d nread=%d\n",
2054 fsp
->fnum
, (int)smb_maxcnt
, (int)nread
) );
2062 nread
= read_file(fsp
,data
,startpos
,smb_maxcnt
);
2065 END_PROFILE(SMBreadX
);
2066 return(UNIXERROR(ERRDOS
,ERRnoaccess
));
2069 SSVAL(outbuf
,smb_vwv2
,0xFFFF); /* Remaining - must be -1. */
2070 SSVAL(outbuf
,smb_vwv5
,nread
);
2071 SSVAL(outbuf
,smb_vwv6
,smb_offset(data
,outbuf
));
2072 SSVAL(smb_buf(outbuf
),-2,nread
);
2074 DEBUG( 3, ( "send_file_readX fnum=%d max=%d nread=%d\n",
2075 fsp
->fnum
, (int)smb_maxcnt
, (int)nread
) );
2080 /****************************************************************************
2081 Reply to a read and X.
2082 ****************************************************************************/
2084 int reply_read_and_X(connection_struct
*conn
, char *inbuf
,char *outbuf
,int length
,int bufsize
)
2086 files_struct
*fsp
= file_fsp(inbuf
,smb_vwv2
);
2087 SMB_OFF_T startpos
= IVAL_TO_SMB_OFF_T(inbuf
,smb_vwv3
);
2089 size_t smb_maxcnt
= SVAL(inbuf
,smb_vwv5
);
2091 size_t smb_mincnt
= SVAL(inbuf
,smb_vwv6
);
2094 START_PROFILE(SMBreadX
);
2096 /* If it's an IPC, pass off the pipe handler. */
2098 END_PROFILE(SMBreadX
);
2099 return reply_pipe_read_and_X(inbuf
,outbuf
,length
,bufsize
);
2102 CHECK_FSP(fsp
,conn
);
2105 set_message(outbuf
,12,0,True
);
2107 if(CVAL(inbuf
,smb_wct
) == 12) {
2108 #ifdef LARGE_SMB_OFF_T
2110 * This is a large offset (64 bit) read.
2112 startpos
|= (((SMB_OFF_T
)IVAL(inbuf
,smb_vwv10
)) << 32);
2114 #else /* !LARGE_SMB_OFF_T */
2117 * Ensure we haven't been sent a >32 bit offset.
2120 if(IVAL(inbuf
,smb_vwv10
) != 0) {
2121 DEBUG(0,("reply_read_and_X - large offset (%x << 32) used and we don't support \
2122 64 bit offsets.\n", (unsigned int)IVAL(inbuf
,smb_vwv10
) ));
2123 END_PROFILE(SMBreadX
);
2124 return ERROR_DOS(ERRDOS
,ERRbadaccess
);
2127 #endif /* LARGE_SMB_OFF_T */
2131 if (is_locked(fsp
,conn
,(SMB_BIG_UINT
)smb_maxcnt
,(SMB_BIG_UINT
)startpos
, READ_LOCK
,False
)) {
2132 END_PROFILE(SMBreadX
);
2133 return ERROR_DOS(ERRDOS
,ERRlock
);
2136 nread
= send_file_readX(conn
, inbuf
, outbuf
, length
, fsp
, startpos
, smb_maxcnt
);
2138 nread
= chain_reply(inbuf
,outbuf
,length
,bufsize
);
2140 END_PROFILE(SMBreadX
);
2144 /****************************************************************************
2145 Reply to a writebraw (core+ or LANMAN1.0 protocol).
2146 ****************************************************************************/
2148 int reply_writebraw(connection_struct
*conn
, char *inbuf
,char *outbuf
, int size
, int dum_buffsize
)
2151 ssize_t total_written
=0;
2152 size_t numtowrite
=0;
2157 files_struct
*fsp
= file_fsp(inbuf
,smb_vwv0
);
2159 START_PROFILE(SMBwritebraw
);
2161 if (srv_is_signing_active()) {
2162 exit_server("reply_writebraw: SMB signing is active - raw reads/writes are disallowed.");
2165 CHECK_FSP(fsp
,conn
);
2168 tcount
= IVAL(inbuf
,smb_vwv1
);
2169 startpos
= IVAL_TO_SMB_OFF_T(inbuf
,smb_vwv3
);
2170 write_through
= BITSETW(inbuf
+smb_vwv7
,0);
2172 /* We have to deal with slightly different formats depending
2173 on whether we are using the core+ or lanman1.0 protocol */
2175 if(Protocol
<= PROTOCOL_COREPLUS
) {
2176 numtowrite
= SVAL(smb_buf(inbuf
),-2);
2177 data
= smb_buf(inbuf
);
2179 numtowrite
= SVAL(inbuf
,smb_vwv10
);
2180 data
= smb_base(inbuf
) + SVAL(inbuf
, smb_vwv11
);
2183 /* force the error type */
2184 SCVAL(inbuf
,smb_com
,SMBwritec
);
2185 SCVAL(outbuf
,smb_com
,SMBwritec
);
2187 if (is_locked(fsp
,conn
,(SMB_BIG_UINT
)tcount
,(SMB_BIG_UINT
)startpos
, WRITE_LOCK
,False
)) {
2188 END_PROFILE(SMBwritebraw
);
2189 return(ERROR_DOS(ERRDOS
,ERRlock
));
2193 nwritten
= write_file(fsp
,data
,startpos
,numtowrite
);
2195 DEBUG(3,("writebraw1 fnum=%d start=%.0f num=%d wrote=%d sync=%d\n",
2196 fsp
->fnum
, (double)startpos
, (int)numtowrite
, (int)nwritten
, (int)write_through
));
2198 if (nwritten
< (ssize_t
)numtowrite
) {
2199 END_PROFILE(SMBwritebraw
);
2200 return(UNIXERROR(ERRHRD
,ERRdiskfull
));
2203 total_written
= nwritten
;
2205 /* Return a message to the redirector to tell it to send more bytes */
2206 SCVAL(outbuf
,smb_com
,SMBwritebraw
);
2207 SSVALS(outbuf
,smb_vwv0
,-1);
2208 outsize
= set_message(outbuf
,Protocol
>PROTOCOL_COREPLUS
?1:0,0,True
);
2209 if (!send_smb(smbd_server_fd(),outbuf
))
2210 exit_server("reply_writebraw: send_smb failed.");
2212 /* Now read the raw data into the buffer and write it */
2213 if (read_smb_length(smbd_server_fd(),inbuf
,SMB_SECONDARY_WAIT
) == -1) {
2214 exit_server("secondary writebraw failed");
2217 /* Even though this is not an smb message, smb_len returns the generic length of an smb message */
2218 numtowrite
= smb_len(inbuf
);
2220 /* Set up outbuf to return the correct return */
2221 outsize
= set_message(outbuf
,1,0,True
);
2222 SCVAL(outbuf
,smb_com
,SMBwritec
);
2223 SSVAL(outbuf
,smb_vwv0
,total_written
);
2225 if (numtowrite
!= 0) {
2227 if (numtowrite
> BUFFER_SIZE
) {
2228 DEBUG(0,("reply_writebraw: Oversize secondary write raw requested (%u). Terminating\n",
2229 (unsigned int)numtowrite
));
2230 exit_server("secondary writebraw failed");
2233 if (tcount
> nwritten
+numtowrite
) {
2234 DEBUG(3,("Client overestimated the write %d %d %d\n",
2235 (int)tcount
,(int)nwritten
,(int)numtowrite
));
2238 if (read_data( smbd_server_fd(), inbuf
+4, numtowrite
) != numtowrite
) {
2239 DEBUG(0,("reply_writebraw: Oversize secondary write raw read failed (%s). Terminating\n",
2241 exit_server("secondary writebraw failed");
2244 nwritten
= write_file(fsp
,inbuf
+4,startpos
+nwritten
,numtowrite
);
2246 if (nwritten
< (ssize_t
)numtowrite
) {
2247 SCVAL(outbuf
,smb_rcls
,ERRHRD
);
2248 SSVAL(outbuf
,smb_err
,ERRdiskfull
);
2252 total_written
+= nwritten
;
2255 if ((lp_syncalways(SNUM(conn
)) || write_through
) && lp_strict_sync(SNUM(conn
)))
2256 sync_file(conn
,fsp
);
2258 DEBUG(3,("writebraw2 fnum=%d start=%.0f num=%d wrote=%d\n",
2259 fsp
->fnum
, (double)startpos
, (int)numtowrite
,(int)total_written
));
2261 /* we won't return a status if write through is not selected - this follows what WfWg does */
2262 END_PROFILE(SMBwritebraw
);
2263 if (!write_through
&& total_written
==tcount
) {
2265 #if RABBIT_PELLET_FIX
2267 * Fix for "rabbit pellet" mode, trigger an early TCP ack by
2268 * sending a SMBkeepalive. Thanks to DaveCB at Sun for this. JRA.
2270 if (!send_keepalive(smbd_server_fd()))
2271 exit_server("reply_writebraw: send of keepalive failed");
2279 /****************************************************************************
2280 Reply to a writeunlock (core+).
2281 ****************************************************************************/
2283 int reply_writeunlock(connection_struct
*conn
, char *inbuf
,char *outbuf
,
2284 int size
, int dum_buffsize
)
2286 ssize_t nwritten
= -1;
2290 NTSTATUS status
= NT_STATUS_OK
;
2291 files_struct
*fsp
= file_fsp(inbuf
,smb_vwv0
);
2293 START_PROFILE(SMBwriteunlock
);
2295 CHECK_FSP(fsp
,conn
);
2298 numtowrite
= SVAL(inbuf
,smb_vwv1
);
2299 startpos
= IVAL_TO_SMB_OFF_T(inbuf
,smb_vwv2
);
2300 data
= smb_buf(inbuf
) + 3;
2302 if (numtowrite
&& is_locked(fsp
,conn
,(SMB_BIG_UINT
)numtowrite
,(SMB_BIG_UINT
)startpos
,
2303 WRITE_LOCK
,False
)) {
2304 END_PROFILE(SMBwriteunlock
);
2305 return ERROR_DOS(ERRDOS
,ERRlock
);
2308 /* The special X/Open SMB protocol handling of
2309 zero length writes is *NOT* done for
2314 nwritten
= write_file(fsp
,data
,startpos
,numtowrite
);
2316 if (lp_syncalways(SNUM(conn
)))
2317 sync_file(conn
,fsp
);
2319 if(((nwritten
== 0) && (numtowrite
!= 0))||(nwritten
< 0)) {
2320 END_PROFILE(SMBwriteunlock
);
2321 return(UNIXERROR(ERRHRD
,ERRdiskfull
));
2325 status
= do_unlock(fsp
, conn
, SVAL(inbuf
,smb_pid
), (SMB_BIG_UINT
)numtowrite
,
2326 (SMB_BIG_UINT
)startpos
);
2327 if (NT_STATUS_V(status
)) {
2328 END_PROFILE(SMBwriteunlock
);
2329 return ERROR_NT(status
);
2333 outsize
= set_message(outbuf
,1,0,True
);
2335 SSVAL(outbuf
,smb_vwv0
,nwritten
);
2337 DEBUG(3,("writeunlock fnum=%d num=%d wrote=%d\n",
2338 fsp
->fnum
, (int)numtowrite
, (int)nwritten
));
2340 END_PROFILE(SMBwriteunlock
);
2344 /****************************************************************************
2346 ****************************************************************************/
2348 int reply_write(connection_struct
*conn
, char *inbuf
,char *outbuf
,int size
,int dum_buffsize
)
2351 ssize_t nwritten
= -1;
2354 files_struct
*fsp
= file_fsp(inbuf
,smb_vwv0
);
2356 START_PROFILE(SMBwrite
);
2358 /* If it's an IPC, pass off the pipe handler. */
2360 END_PROFILE(SMBwrite
);
2361 return reply_pipe_write(inbuf
,outbuf
,size
,dum_buffsize
);
2364 CHECK_FSP(fsp
,conn
);
2367 numtowrite
= SVAL(inbuf
,smb_vwv1
);
2368 startpos
= IVAL_TO_SMB_OFF_T(inbuf
,smb_vwv2
);
2369 data
= smb_buf(inbuf
) + 3;
2371 if (is_locked(fsp
,conn
,(SMB_BIG_UINT
)numtowrite
,(SMB_BIG_UINT
)startpos
, WRITE_LOCK
,False
)) {
2372 END_PROFILE(SMBwrite
);
2373 return ERROR_DOS(ERRDOS
,ERRlock
);
2377 * X/Open SMB protocol says that if smb_vwv1 is
2378 * zero then the file size should be extended or
2379 * truncated to the size given in smb_vwv[2-3].
2382 if(numtowrite
== 0) {
2384 * This is actually an allocate call, and set EOF. JRA.
2386 nwritten
= vfs_allocate_file_space(fsp
, (SMB_OFF_T
)startpos
);
2388 END_PROFILE(SMBwrite
);
2389 return ERROR_NT(NT_STATUS_DISK_FULL
);
2391 nwritten
= vfs_set_filelen(fsp
, (SMB_OFF_T
)startpos
);
2393 END_PROFILE(SMBwrite
);
2394 return ERROR_NT(NT_STATUS_DISK_FULL
);
2397 nwritten
= write_file(fsp
,data
,startpos
,numtowrite
);
2399 if (lp_syncalways(SNUM(conn
)))
2400 sync_file(conn
,fsp
);
2402 if(((nwritten
== 0) && (numtowrite
!= 0))||(nwritten
< 0)) {
2403 END_PROFILE(SMBwrite
);
2404 return(UNIXERROR(ERRHRD
,ERRdiskfull
));
2407 outsize
= set_message(outbuf
,1,0,True
);
2409 SSVAL(outbuf
,smb_vwv0
,nwritten
);
2411 if (nwritten
< (ssize_t
)numtowrite
) {
2412 SCVAL(outbuf
,smb_rcls
,ERRHRD
);
2413 SSVAL(outbuf
,smb_err
,ERRdiskfull
);
2416 DEBUG(3,("write fnum=%d num=%d wrote=%d\n", fsp
->fnum
, (int)numtowrite
, (int)nwritten
));
2418 END_PROFILE(SMBwrite
);
2422 /****************************************************************************
2423 Reply to a write and X.
2424 ****************************************************************************/
2426 int reply_write_and_X(connection_struct
*conn
, char *inbuf
,char *outbuf
,int length
,int bufsize
)
2428 files_struct
*fsp
= file_fsp(inbuf
,smb_vwv2
);
2429 SMB_OFF_T startpos
= IVAL_TO_SMB_OFF_T(inbuf
,smb_vwv3
);
2430 size_t numtowrite
= SVAL(inbuf
,smb_vwv10
);
2431 BOOL write_through
= BITSETW(inbuf
+smb_vwv7
,0);
2432 ssize_t nwritten
= -1;
2433 unsigned int smb_doff
= SVAL(inbuf
,smb_vwv11
);
2434 unsigned int smblen
= smb_len(inbuf
);
2436 BOOL large_writeX
= ((CVAL(inbuf
,smb_wct
) == 14) && (smblen
> 0xFFFF));
2437 START_PROFILE(SMBwriteX
);
2439 /* If it's an IPC, pass off the pipe handler. */
2441 END_PROFILE(SMBwriteX
);
2442 return reply_pipe_write_and_X(inbuf
,outbuf
,length
,bufsize
);
2445 CHECK_FSP(fsp
,conn
);
2448 /* Deal with possible LARGE_WRITEX */
2450 numtowrite
|= ((((size_t)SVAL(inbuf
,smb_vwv9
)) & 1 )<<16);
2452 if(smb_doff
> smblen
|| (smb_doff
+ numtowrite
> smblen
)) {
2453 END_PROFILE(SMBwriteX
);
2454 return ERROR_DOS(ERRDOS
,ERRbadmem
);
2457 data
= smb_base(inbuf
) + smb_doff
;
2459 if(CVAL(inbuf
,smb_wct
) == 14) {
2460 #ifdef LARGE_SMB_OFF_T
2462 * This is a large offset (64 bit) write.
2464 startpos
|= (((SMB_OFF_T
)IVAL(inbuf
,smb_vwv12
)) << 32);
2466 #else /* !LARGE_SMB_OFF_T */
2469 * Ensure we haven't been sent a >32 bit offset.
2472 if(IVAL(inbuf
,smb_vwv12
) != 0) {
2473 DEBUG(0,("reply_write_and_X - large offset (%x << 32) used and we don't support \
2474 64 bit offsets.\n", (unsigned int)IVAL(inbuf
,smb_vwv12
) ));
2475 END_PROFILE(SMBwriteX
);
2476 return ERROR_DOS(ERRDOS
,ERRbadaccess
);
2479 #endif /* LARGE_SMB_OFF_T */
2482 if (is_locked(fsp
,conn
,(SMB_BIG_UINT
)numtowrite
,(SMB_BIG_UINT
)startpos
, WRITE_LOCK
,False
)) {
2483 END_PROFILE(SMBwriteX
);
2484 return ERROR_DOS(ERRDOS
,ERRlock
);
2487 /* X/Open SMB protocol says that, unlike SMBwrite
2488 if the length is zero then NO truncation is
2489 done, just a write of zero. To truncate a file,
2495 nwritten
= write_file(fsp
,data
,startpos
,numtowrite
);
2497 if(((nwritten
== 0) && (numtowrite
!= 0))||(nwritten
< 0)) {
2498 END_PROFILE(SMBwriteX
);
2499 return(UNIXERROR(ERRHRD
,ERRdiskfull
));
2502 set_message(outbuf
,6,0,True
);
2504 SSVAL(outbuf
,smb_vwv2
,nwritten
);
2506 SSVAL(outbuf
,smb_vwv4
,(nwritten
>>16)&1);
2508 if (nwritten
< (ssize_t
)numtowrite
) {
2509 SCVAL(outbuf
,smb_rcls
,ERRHRD
);
2510 SSVAL(outbuf
,smb_err
,ERRdiskfull
);
2513 DEBUG(3,("writeX fnum=%d num=%d wrote=%d\n",
2514 fsp
->fnum
, (int)numtowrite
, (int)nwritten
));
2516 if (lp_syncalways(SNUM(conn
)) || write_through
)
2517 sync_file(conn
,fsp
);
2519 END_PROFILE(SMBwriteX
);
2520 return chain_reply(inbuf
,outbuf
,length
,bufsize
);
2523 /****************************************************************************
2525 ****************************************************************************/
2527 int reply_lseek(connection_struct
*conn
, char *inbuf
,char *outbuf
, int size
, int dum_buffsize
)
2533 files_struct
*fsp
= file_fsp(inbuf
,smb_vwv0
);
2534 START_PROFILE(SMBlseek
);
2536 CHECK_FSP(fsp
,conn
);
2538 flush_write_cache(fsp
, SEEK_FLUSH
);
2540 mode
= SVAL(inbuf
,smb_vwv1
) & 3;
2541 /* NB. This doesn't use IVAL_TO_SMB_OFF_T as startpos can be signed in this case. */
2542 startpos
= (SMB_OFF_T
)IVALS(inbuf
,smb_vwv2
);
2551 res
= fsp
->pos
+ startpos
;
2562 if (umode
== SEEK_END
) {
2563 if((res
= SMB_VFS_LSEEK(fsp
,fsp
->fd
,startpos
,umode
)) == -1) {
2564 if(errno
== EINVAL
) {
2565 SMB_OFF_T current_pos
= startpos
;
2566 SMB_STRUCT_STAT sbuf
;
2568 if(SMB_VFS_FSTAT(fsp
,fsp
->fd
, &sbuf
) == -1) {
2569 END_PROFILE(SMBlseek
);
2570 return(UNIXERROR(ERRDOS
,ERRnoaccess
));
2573 current_pos
+= sbuf
.st_size
;
2575 res
= SMB_VFS_LSEEK(fsp
,fsp
->fd
,0,SEEK_SET
);
2580 END_PROFILE(SMBlseek
);
2581 return(UNIXERROR(ERRDOS
,ERRnoaccess
));
2587 outsize
= set_message(outbuf
,2,0,True
);
2588 SIVAL(outbuf
,smb_vwv0
,res
);
2590 DEBUG(3,("lseek fnum=%d ofs=%.0f newpos = %.0f mode=%d\n",
2591 fsp
->fnum
, (double)startpos
, (double)res
, mode
));
2593 END_PROFILE(SMBlseek
);
2597 /****************************************************************************
2599 ****************************************************************************/
2601 int reply_flush(connection_struct
*conn
, char *inbuf
,char *outbuf
, int size
, int dum_buffsize
)
2603 int outsize
= set_message(outbuf
,0,0,True
);
2604 uint16 fnum
= SVAL(inbuf
,smb_vwv0
);
2605 files_struct
*fsp
= file_fsp(inbuf
,smb_vwv0
);
2606 START_PROFILE(SMBflush
);
2609 CHECK_FSP(fsp
,conn
);
2612 file_sync_all(conn
);
2614 sync_file(conn
,fsp
);
2617 DEBUG(3,("flush\n"));
2618 END_PROFILE(SMBflush
);
2622 /****************************************************************************
2624 ****************************************************************************/
2626 int reply_exit(connection_struct
*conn
,
2627 char *inbuf
,char *outbuf
, int dum_size
, int dum_buffsize
)
2630 START_PROFILE(SMBexit
);
2632 file_close_pid(SVAL(inbuf
,smb_pid
));
2634 outsize
= set_message(outbuf
,0,0,True
);
2636 DEBUG(3,("exit\n"));
2638 END_PROFILE(SMBexit
);
2642 /****************************************************************************
2643 Reply to a close - has to deal with closing a directory opened by NT SMB's.
2644 ****************************************************************************/
2646 int reply_close(connection_struct
*conn
, char *inbuf
,char *outbuf
, int size
,
2649 extern struct current_user current_user
;
2652 int32 eclass
= 0, err
= 0;
2653 files_struct
*fsp
= NULL
;
2654 START_PROFILE(SMBclose
);
2656 outsize
= set_message(outbuf
,0,0,True
);
2658 /* If it's an IPC, pass off to the pipe handler. */
2660 END_PROFILE(SMBclose
);
2661 return reply_pipe_close(conn
, inbuf
,outbuf
);
2664 fsp
= file_fsp(inbuf
,smb_vwv0
);
2667 * We can only use CHECK_FSP if we know it's not a directory.
2670 if(!fsp
|| (fsp
->conn
!= conn
) || (fsp
->vuid
!= current_user
.vuid
)) {
2671 END_PROFILE(SMBclose
);
2672 return ERROR_DOS(ERRDOS
,ERRbadfid
);
2675 if(fsp
->is_directory
) {
2677 * Special case - close NT SMB directory handle.
2679 DEBUG(3,("close %s fnum=%d\n", fsp
->is_directory
? "directory" : "stat file open", fsp
->fnum
));
2680 close_file(fsp
,True
);
2683 * Close ordinary file.
2688 /* Save the name for time set in close. */
2689 pstrcpy( file_name
, fsp
->fsp_name
);
2691 DEBUG(3,("close fd=%d fnum=%d (numopen=%d)\n",
2693 conn
->num_files_open
));
2696 * close_file() returns the unix errno if an error
2697 * was detected on close - normally this is due to
2698 * a disk full error. If not then it was probably an I/O error.
2701 if((close_err
= close_file(fsp
,True
)) != 0) {
2703 END_PROFILE(SMBclose
);
2704 return (UNIXERROR(ERRHRD
,ERRgeneral
));
2708 * Now take care of any time sent in the close.
2711 mtime
= make_unix_date3(inbuf
+smb_vwv1
);
2713 /* try and set the date */
2714 set_filetime(conn
, file_name
, mtime
);
2718 /* We have a cached error */
2720 END_PROFILE(SMBclose
);
2721 return ERROR_DOS(eclass
,err
);
2724 END_PROFILE(SMBclose
);
2728 /****************************************************************************
2729 Reply to a writeclose (Core+ protocol).
2730 ****************************************************************************/
2732 int reply_writeclose(connection_struct
*conn
,
2733 char *inbuf
,char *outbuf
, int size
, int dum_buffsize
)
2736 ssize_t nwritten
= -1;
2742 files_struct
*fsp
= file_fsp(inbuf
,smb_vwv0
);
2743 START_PROFILE(SMBwriteclose
);
2745 CHECK_FSP(fsp
,conn
);
2748 numtowrite
= SVAL(inbuf
,smb_vwv1
);
2749 startpos
= IVAL_TO_SMB_OFF_T(inbuf
,smb_vwv2
);
2750 mtime
= make_unix_date3(inbuf
+smb_vwv4
);
2751 data
= smb_buf(inbuf
) + 1;
2753 if (numtowrite
&& is_locked(fsp
,conn
,(SMB_BIG_UINT
)numtowrite
,(SMB_BIG_UINT
)startpos
, WRITE_LOCK
,False
)) {
2754 END_PROFILE(SMBwriteclose
);
2755 return ERROR_DOS(ERRDOS
,ERRlock
);
2758 nwritten
= write_file(fsp
,data
,startpos
,numtowrite
);
2760 set_filetime(conn
, fsp
->fsp_name
,mtime
);
2763 * More insanity. W2K only closes the file if writelen > 0.
2768 DEBUG(3,("reply_writeclose: zero length write doesn't close file %s\n",
2770 close_err
= close_file(fsp
,True
);
2773 DEBUG(3,("writeclose fnum=%d num=%d wrote=%d (numopen=%d)\n",
2774 fsp
->fnum
, (int)numtowrite
, (int)nwritten
,
2775 conn
->num_files_open
));
2777 if(((nwritten
== 0) && (numtowrite
!= 0))||(nwritten
< 0)) {
2778 END_PROFILE(SMBwriteclose
);
2779 return(UNIXERROR(ERRHRD
,ERRdiskfull
));
2782 if(close_err
!= 0) {
2784 END_PROFILE(SMBwriteclose
);
2785 return(UNIXERROR(ERRHRD
,ERRgeneral
));
2788 outsize
= set_message(outbuf
,1,0,True
);
2790 SSVAL(outbuf
,smb_vwv0
,nwritten
);
2791 END_PROFILE(SMBwriteclose
);
2795 /****************************************************************************
2797 ****************************************************************************/
2799 int reply_lock(connection_struct
*conn
,
2800 char *inbuf
,char *outbuf
, int length
, int dum_buffsize
)
2802 int outsize
= set_message(outbuf
,0,0,True
);
2803 SMB_BIG_UINT count
,offset
;
2805 files_struct
*fsp
= file_fsp(inbuf
,smb_vwv0
);
2806 BOOL my_lock_ctx
= False
;
2808 START_PROFILE(SMBlock
);
2810 CHECK_FSP(fsp
,conn
);
2812 release_level_2_oplocks_on_change(fsp
);
2814 count
= (SMB_BIG_UINT
)IVAL(inbuf
,smb_vwv1
);
2815 offset
= (SMB_BIG_UINT
)IVAL(inbuf
,smb_vwv3
);
2817 DEBUG(3,("lock fd=%d fnum=%d offset=%.0f count=%.0f\n",
2818 fsp
->fd
, fsp
->fnum
, (double)offset
, (double)count
));
2820 status
= do_lock_spin(fsp
, conn
, SVAL(inbuf
,smb_pid
), count
, offset
, WRITE_LOCK
, &my_lock_ctx
);
2821 if (NT_STATUS_V(status
)) {
2823 /* Tests using Samba4 against W2K show this call never creates a blocking lock. */
2824 if (lp_blocking_locks(SNUM(conn
)) && !my_lock_ctx
&& ERROR_WAS_LOCK_DENIED(status
)) {
2826 * A blocking lock was requested. Package up
2827 * this smb into a queued request and push it
2828 * onto the blocking lock queue.
2830 if(push_blocking_lock_request(inbuf
, length
, -1, 0, SVAL(inbuf
,smb_pid
), offset
, count
)) {
2831 END_PROFILE(SMBlock
);
2836 END_PROFILE(SMBlock
);
2837 return ERROR_NT(status
);
2840 END_PROFILE(SMBlock
);
2844 /****************************************************************************
2846 ****************************************************************************/
2848 int reply_unlock(connection_struct
*conn
, char *inbuf
,char *outbuf
, int size
,
2851 int outsize
= set_message(outbuf
,0,0,True
);
2852 SMB_BIG_UINT count
,offset
;
2854 files_struct
*fsp
= file_fsp(inbuf
,smb_vwv0
);
2855 START_PROFILE(SMBunlock
);
2857 CHECK_FSP(fsp
,conn
);
2859 count
= (SMB_BIG_UINT
)IVAL(inbuf
,smb_vwv1
);
2860 offset
= (SMB_BIG_UINT
)IVAL(inbuf
,smb_vwv3
);
2862 status
= do_unlock(fsp
, conn
, SVAL(inbuf
,smb_pid
), count
, offset
);
2863 if (NT_STATUS_V(status
)) {
2864 END_PROFILE(SMBunlock
);
2865 return ERROR_NT(status
);
2868 DEBUG( 3, ( "unlock fd=%d fnum=%d offset=%.0f count=%.0f\n",
2869 fsp
->fd
, fsp
->fnum
, (double)offset
, (double)count
) );
2871 END_PROFILE(SMBunlock
);
2875 /****************************************************************************
2877 ****************************************************************************/
2879 int reply_tdis(connection_struct
*conn
,
2880 char *inbuf
,char *outbuf
, int dum_size
, int dum_buffsize
)
2882 int outsize
= set_message(outbuf
,0,0,True
);
2884 START_PROFILE(SMBtdis
);
2886 vuid
= SVAL(inbuf
,smb_uid
);
2889 DEBUG(4,("Invalid connection in tdis\n"));
2890 END_PROFILE(SMBtdis
);
2891 return ERROR_DOS(ERRSRV
,ERRinvnid
);
2896 close_cnum(conn
,vuid
);
2898 END_PROFILE(SMBtdis
);
2902 /****************************************************************************
2904 ****************************************************************************/
2906 int reply_echo(connection_struct
*conn
,
2907 char *inbuf
,char *outbuf
, int dum_size
, int dum_buffsize
)
2909 int smb_reverb
= SVAL(inbuf
,smb_vwv0
);
2911 unsigned int data_len
= smb_buflen(inbuf
);
2912 int outsize
= set_message(outbuf
,1,data_len
,True
);
2913 START_PROFILE(SMBecho
);
2915 if (data_len
> BUFFER_SIZE
) {
2916 DEBUG(0,("reply_echo: data_len too large.\n"));
2917 END_PROFILE(SMBecho
);
2921 /* copy any incoming data back out */
2923 memcpy(smb_buf(outbuf
),smb_buf(inbuf
),data_len
);
2925 if (smb_reverb
> 100) {
2926 DEBUG(0,("large reverb (%d)?? Setting to 100\n",smb_reverb
));
2930 for (seq_num
=1 ; seq_num
<= smb_reverb
; seq_num
++) {
2931 SSVAL(outbuf
,smb_vwv0
,seq_num
);
2933 smb_setlen(outbuf
,outsize
- 4);
2935 if (!send_smb(smbd_server_fd(),outbuf
))
2936 exit_server("reply_echo: send_smb failed.");
2939 DEBUG(3,("echo %d times\n", smb_reverb
));
2943 END_PROFILE(SMBecho
);
2947 /****************************************************************************
2948 Reply to a printopen.
2949 ****************************************************************************/
2951 int reply_printopen(connection_struct
*conn
,
2952 char *inbuf
,char *outbuf
, int dum_size
, int dum_buffsize
)
2956 START_PROFILE(SMBsplopen
);
2958 if (!CAN_PRINT(conn
)) {
2959 END_PROFILE(SMBsplopen
);
2960 return ERROR_DOS(ERRDOS
,ERRnoaccess
);
2963 /* Open for exclusive use, write only. */
2964 fsp
= print_fsp_open(conn
, NULL
);
2967 END_PROFILE(SMBsplopen
);
2968 return(UNIXERROR(ERRDOS
,ERRnoaccess
));
2971 outsize
= set_message(outbuf
,1,0,True
);
2972 SSVAL(outbuf
,smb_vwv0
,fsp
->fnum
);
2974 DEBUG(3,("openprint fd=%d fnum=%d\n",
2975 fsp
->fd
, fsp
->fnum
));
2977 END_PROFILE(SMBsplopen
);
2981 /****************************************************************************
2982 Reply to a printclose.
2983 ****************************************************************************/
2985 int reply_printclose(connection_struct
*conn
,
2986 char *inbuf
,char *outbuf
, int dum_size
, int dum_buffsize
)
2988 int outsize
= set_message(outbuf
,0,0,True
);
2989 files_struct
*fsp
= file_fsp(inbuf
,smb_vwv0
);
2991 START_PROFILE(SMBsplclose
);
2993 CHECK_FSP(fsp
,conn
);
2995 if (!CAN_PRINT(conn
)) {
2996 END_PROFILE(SMBsplclose
);
2997 return ERROR_NT(NT_STATUS_UNSUCCESSFUL
);
3000 DEBUG(3,("printclose fd=%d fnum=%d\n",
3001 fsp
->fd
,fsp
->fnum
));
3003 close_err
= close_file(fsp
,True
);
3005 if(close_err
!= 0) {
3007 END_PROFILE(SMBsplclose
);
3008 return(UNIXERROR(ERRHRD
,ERRgeneral
));
3011 END_PROFILE(SMBsplclose
);
3015 /****************************************************************************
3016 Reply to a printqueue.
3017 ****************************************************************************/
3019 int reply_printqueue(connection_struct
*conn
,
3020 char *inbuf
,char *outbuf
, int dum_size
, int dum_buffsize
)
3022 int outsize
= set_message(outbuf
,2,3,True
);
3023 int max_count
= SVAL(inbuf
,smb_vwv0
);
3024 int start_index
= SVAL(inbuf
,smb_vwv1
);
3025 START_PROFILE(SMBsplretq
);
3027 /* we used to allow the client to get the cnum wrong, but that
3028 is really quite gross and only worked when there was only
3029 one printer - I think we should now only accept it if they
3030 get it right (tridge) */
3031 if (!CAN_PRINT(conn
)) {
3032 END_PROFILE(SMBsplretq
);
3033 return ERROR_DOS(ERRDOS
,ERRnoaccess
);
3036 SSVAL(outbuf
,smb_vwv0
,0);
3037 SSVAL(outbuf
,smb_vwv1
,0);
3038 SCVAL(smb_buf(outbuf
),0,1);
3039 SSVAL(smb_buf(outbuf
),1,0);
3041 DEBUG(3,("printqueue start_index=%d max_count=%d\n",
3042 start_index
, max_count
));
3045 print_queue_struct
*queue
= NULL
;
3046 print_status_struct status
;
3047 char *p
= smb_buf(outbuf
) + 3;
3048 int count
= print_queue_status(SNUM(conn
), &queue
, &status
);
3049 int num_to_get
= ABS(max_count
);
3050 int first
= (max_count
>0?start_index
:start_index
+max_count
+1);
3056 num_to_get
= MIN(num_to_get
,count
-first
);
3059 for (i
=first
;i
<first
+num_to_get
;i
++) {
3060 put_dos_date2(p
,0,queue
[i
].time
);
3061 SCVAL(p
,4,(queue
[i
].status
==LPQ_PRINTING
?2:3));
3062 SSVAL(p
,5, queue
[i
].job
);
3063 SIVAL(p
,7,queue
[i
].size
);
3065 srvstr_push(outbuf
, p
+12, queue
[i
].fs_user
, 16, STR_ASCII
);
3070 outsize
= set_message(outbuf
,2,28*count
+3,False
);
3071 SSVAL(outbuf
,smb_vwv0
,count
);
3072 SSVAL(outbuf
,smb_vwv1
,(max_count
>0?first
+count
:first
-1));
3073 SCVAL(smb_buf(outbuf
),0,1);
3074 SSVAL(smb_buf(outbuf
),1,28*count
);
3079 DEBUG(3,("%d entries returned in queue\n",count
));
3082 END_PROFILE(SMBsplretq
);
3086 /****************************************************************************
3087 Reply to a printwrite.
3088 ****************************************************************************/
3090 int reply_printwrite(connection_struct
*conn
, char *inbuf
,char *outbuf
, int dum_size
, int dum_buffsize
)
3093 int outsize
= set_message(outbuf
,0,0,True
);
3095 files_struct
*fsp
= file_fsp(inbuf
,smb_vwv0
);
3097 START_PROFILE(SMBsplwr
);
3099 if (!CAN_PRINT(conn
)) {
3100 END_PROFILE(SMBsplwr
);
3101 return ERROR_DOS(ERRDOS
,ERRnoaccess
);
3104 CHECK_FSP(fsp
,conn
);
3107 numtowrite
= SVAL(smb_buf(inbuf
),1);
3108 data
= smb_buf(inbuf
) + 3;
3110 if (write_file(fsp
,data
,-1,numtowrite
) != numtowrite
) {
3111 END_PROFILE(SMBsplwr
);
3112 return(UNIXERROR(ERRHRD
,ERRdiskfull
));
3115 DEBUG( 3, ( "printwrite fnum=%d num=%d\n", fsp
->fnum
, numtowrite
) );
3117 END_PROFILE(SMBsplwr
);
3121 /****************************************************************************
3122 The guts of the mkdir command, split out so it may be called by the NT SMB
3124 ****************************************************************************/
3126 NTSTATUS
mkdir_internal(connection_struct
*conn
, pstring directory
)
3128 BOOL bad_path
= False
;
3129 SMB_STRUCT_STAT sbuf
;
3132 unix_convert(directory
,conn
,0,&bad_path
,&sbuf
);
3134 if( strchr_m(directory
, ':')) {
3135 return NT_STATUS_NOT_A_DIRECTORY
;
3138 if (ms_has_wild(directory
)) {
3139 return NT_STATUS_OBJECT_NAME_INVALID
;
3142 if (check_name(directory
, conn
))
3143 ret
= vfs_MkDir(conn
,directory
,unix_mode(conn
,aDIR
,directory
));
3146 if(errno
== ENOENT
) {
3148 return NT_STATUS_OBJECT_PATH_NOT_FOUND
;
3150 return NT_STATUS_OBJECT_NAME_NOT_FOUND
;
3152 return map_nt_error_from_unix(errno
);
3155 return NT_STATUS_OK
;
3158 /****************************************************************************
3160 ****************************************************************************/
3162 int reply_mkdir(connection_struct
*conn
, char *inbuf
,char *outbuf
, int dum_size
, int dum_buffsize
)
3167 START_PROFILE(SMBmkdir
);
3169 srvstr_get_path(inbuf
, directory
, smb_buf(inbuf
) + 1, sizeof(directory
), 0, STR_TERMINATE
, &status
);
3170 if (!NT_STATUS_IS_OK(status
)) {
3171 END_PROFILE(SMBmkdir
);
3172 return ERROR_NT(status
);
3175 RESOLVE_DFSPATH(directory
, conn
, inbuf
, outbuf
);
3177 status
= mkdir_internal(conn
, directory
);
3178 if (!NT_STATUS_IS_OK(status
)) {
3179 END_PROFILE(SMBmkdir
);
3180 return ERROR_NT(status
);
3183 outsize
= set_message(outbuf
,0,0,True
);
3185 DEBUG( 3, ( "mkdir %s ret=%d\n", directory
, outsize
) );
3187 END_PROFILE(SMBmkdir
);
3191 /****************************************************************************
3192 Static function used by reply_rmdir to delete an entire directory
3193 tree recursively. Return False on ok, True on fail.
3194 ****************************************************************************/
3196 static BOOL
recursive_rmdir(connection_struct
*conn
, char *directory
)
3198 const char *dname
= NULL
;
3200 void *dirptr
= OpenDir(conn
, directory
, False
);
3205 while((dname
= ReadDirName(dirptr
))) {
3209 if((strcmp(dname
, ".") == 0) || (strcmp(dname
, "..")==0))
3212 /* Construct the full name. */
3213 if(strlen(directory
) + strlen(dname
) + 1 >= sizeof(fullname
)) {
3219 pstrcpy(fullname
, directory
);
3220 pstrcat(fullname
, "/");
3221 pstrcat(fullname
, dname
);
3223 if(SMB_VFS_LSTAT(conn
,fullname
, &st
) != 0) {
3228 if(st
.st_mode
& S_IFDIR
) {
3229 if(recursive_rmdir(conn
, fullname
)!=0) {
3233 if(SMB_VFS_RMDIR(conn
,fullname
) != 0) {
3237 } else if(SMB_VFS_UNLINK(conn
,fullname
) != 0) {
3246 /****************************************************************************
3247 The internals of the rmdir code - called elsewhere.
3248 ****************************************************************************/
3250 BOOL
rmdir_internals(connection_struct
*conn
, char *directory
)
3254 ok
= (SMB_VFS_RMDIR(conn
,directory
) == 0);
3255 if(!ok
&& ((errno
== ENOTEMPTY
)||(errno
== EEXIST
)) && lp_veto_files(SNUM(conn
))) {
3257 * Check to see if the only thing in this directory are
3258 * vetoed files/directories. If so then delete them and
3259 * retry. If we fail to delete any of them (and we *don't*
3260 * do a recursive delete) then fail the rmdir.
3262 BOOL all_veto_files
= True
;
3264 void *dirptr
= OpenDir(conn
, directory
, False
);
3266 if(dirptr
!= NULL
) {
3267 int dirpos
= TellDir(dirptr
);
3268 while ((dname
= ReadDirName(dirptr
))) {
3269 if((strcmp(dname
, ".") == 0) || (strcmp(dname
, "..")==0))
3271 if(!IS_VETO_PATH(conn
, dname
)) {
3272 all_veto_files
= False
;
3277 if(all_veto_files
) {
3278 SeekDir(dirptr
,dirpos
);
3279 while ((dname
= ReadDirName(dirptr
))) {
3283 if((strcmp(dname
, ".") == 0) || (strcmp(dname
, "..")==0))
3286 /* Construct the full name. */
3287 if(strlen(directory
) + strlen(dname
) + 1 >= sizeof(fullname
)) {
3292 pstrcpy(fullname
, directory
);
3293 pstrcat(fullname
, "/");
3294 pstrcat(fullname
, dname
);
3296 if(SMB_VFS_LSTAT(conn
,fullname
, &st
) != 0)
3298 if(st
.st_mode
& S_IFDIR
) {
3299 if(lp_recursive_veto_delete(SNUM(conn
))) {
3300 if(recursive_rmdir(conn
, fullname
) != 0)
3303 if(SMB_VFS_RMDIR(conn
,fullname
) != 0)
3305 } else if(SMB_VFS_UNLINK(conn
,fullname
) != 0)
3309 /* Retry the rmdir */
3310 ok
= (SMB_VFS_RMDIR(conn
,directory
) == 0);
3320 DEBUG(3,("rmdir_internals: couldn't remove directory %s : %s\n", directory
,strerror(errno
)));
3325 /****************************************************************************
3327 ****************************************************************************/
3329 int reply_rmdir(connection_struct
*conn
, char *inbuf
,char *outbuf
, int dum_size
, int dum_buffsize
)
3334 BOOL bad_path
= False
;
3335 SMB_STRUCT_STAT sbuf
;
3337 START_PROFILE(SMBrmdir
);
3339 srvstr_get_path(inbuf
, directory
, smb_buf(inbuf
) + 1, sizeof(directory
), 0, STR_TERMINATE
, &status
);
3340 if (!NT_STATUS_IS_OK(status
)) {
3341 END_PROFILE(SMBrmdir
);
3342 return ERROR_NT(status
);
3345 RESOLVE_DFSPATH(directory
, conn
, inbuf
, outbuf
)
3347 unix_convert(directory
,conn
, NULL
,&bad_path
,&sbuf
);
3349 if (check_name(directory
,conn
)) {
3350 dptr_closepath(directory
,SVAL(inbuf
,smb_pid
));
3351 ok
= rmdir_internals(conn
, directory
);
3355 END_PROFILE(SMBrmdir
);
3356 return set_bad_path_error(errno
, bad_path
, outbuf
, ERRDOS
, ERRbadpath
);
3359 outsize
= set_message(outbuf
,0,0,True
);
3361 DEBUG( 3, ( "rmdir %s\n", directory
) );
3363 END_PROFILE(SMBrmdir
);
3367 /*******************************************************************
3368 Resolve wildcards in a filename rename.
3369 Note that name is in UNIX charset and thus potentially can be more
3370 than fstring buffer (255 bytes) especially in default UTF-8 case.
3371 Therefore, we use pstring inside and all calls should ensure that
3372 name2 is at least pstring-long (they do already)
3373 ********************************************************************/
3375 static BOOL
resolve_wildcards(const char *name1
, char *name2
)
3377 pstring root1
,root2
;
3379 char *p
,*p2
, *pname1
, *pname2
;
3380 int available_space
, actual_space
;
3383 pname1
= strrchr_m(name1
,'/');
3384 pname2
= strrchr_m(name2
,'/');
3386 if (!pname1
|| !pname2
)
3389 pstrcpy(root1
,pname1
);
3390 pstrcpy(root2
,pname2
);
3391 p
= strrchr_m(root1
,'.');
3398 p
= strrchr_m(root2
,'.');
3432 available_space
= sizeof(pstring
) - PTR_DIFF(pname2
, name2
);
3435 actual_space
= snprintf(pname2
, available_space
- 1, "%s.%s", root2
, ext2
);
3436 if (actual_space
>= available_space
- 1) {
3437 DEBUG(1,("resolve_wildcards: can't fit resolved name into specified buffer (overrun by %d bytes)\n",
3438 actual_space
- available_space
));
3441 pstrcpy_base(pname2
, root2
, name2
);
3447 /****************************************************************************
3448 Ensure open files have their names updates.
3449 ****************************************************************************/
3451 static void rename_open_files(connection_struct
*conn
, SMB_DEV_T dev
, SMB_INO_T inode
, char *newname
)
3454 BOOL did_rename
= False
;
3456 for(fsp
= file_find_di_first(dev
, inode
); fsp
; fsp
= file_find_di_next(fsp
)) {
3457 DEBUG(10,("rename_open_files: renaming file fnum %d (dev = %x, inode = %.0f) from %s -> %s\n",
3458 fsp
->fnum
, (unsigned int)fsp
->dev
, (double)fsp
->inode
,
3459 fsp
->fsp_name
, newname
));
3460 string_set(&fsp
->fsp_name
, newname
);
3465 DEBUG(10,("rename_open_files: no open files on dev %x, inode %.0f for %s\n",
3466 (unsigned int)dev
, (double)inode
, newname
));
3469 /****************************************************************************
3470 Rename an open file - given an fsp.
3471 ****************************************************************************/
3473 NTSTATUS
rename_internals_fsp(connection_struct
*conn
, files_struct
*fsp
, char *newname
, BOOL replace_if_exists
)
3475 SMB_STRUCT_STAT sbuf
;
3476 BOOL bad_path
= False
;
3477 pstring newname_last_component
;
3478 NTSTATUS error
= NT_STATUS_OK
;
3483 rcdest
= unix_convert(newname
,conn
,newname_last_component
,&bad_path
,&sbuf
);
3485 /* Quick check for "." and ".." */
3486 if (!bad_path
&& newname_last_component
[0] == '.') {
3487 if (!newname_last_component
[1] || (newname_last_component
[1] == '.' && !newname_last_component
[2])) {
3488 return NT_STATUS_ACCESS_DENIED
;
3491 if (!rcdest
&& bad_path
) {
3492 return NT_STATUS_OBJECT_PATH_NOT_FOUND
;
3495 /* Ensure newname contains a '/' */
3496 if(strrchr_m(newname
,'/') == 0) {
3499 pstrcpy(tmpstr
, "./");
3500 pstrcat(tmpstr
, newname
);
3501 pstrcpy(newname
, tmpstr
);
3505 * Check for special case with case preserving and not
3506 * case sensitive. If the old last component differs from the original
3507 * last component only by case, then we should allow
3508 * the rename (user is trying to change the case of the
3512 if((case_sensitive
== False
) && (case_preserve
== True
) &&
3513 strequal(newname
, fsp
->fsp_name
)) {
3515 pstring newname_modified_last_component
;
3518 * Get the last component of the modified name.
3519 * Note that we guarantee that newname contains a '/'
3522 p
= strrchr_m(newname
,'/');
3523 pstrcpy(newname_modified_last_component
,p
+1);
3525 if(strcsequal(newname_modified_last_component
,
3526 newname_last_component
) == False
) {
3528 * Replace the modified last component with
3531 pstrcpy(p
+1, newname_last_component
);
3536 * If the src and dest names are identical - including case,
3537 * don't do the rename, just return success.
3540 if (strcsequal(fsp
->fsp_name
, newname
)) {
3541 DEBUG(3,("rename_internals_fsp: identical names in rename %s - returning success\n",
3543 return NT_STATUS_OK
;
3546 dest_exists
= vfs_object_exist(conn
,newname
,NULL
);
3548 if(!replace_if_exists
&& dest_exists
) {
3549 DEBUG(3,("rename_internals_fsp: dest exists doing rename %s -> %s\n",
3550 fsp
->fsp_name
,newname
));
3551 return NT_STATUS_OBJECT_NAME_COLLISION
;
3554 error
= can_rename(newname
,conn
,&sbuf
);
3556 if (dest_exists
&& !NT_STATUS_IS_OK(error
)) {
3557 DEBUG(3,("rename_internals: Error %s rename %s -> %s\n",
3558 nt_errstr(error
), fsp
->fsp_name
,newname
));
3559 if (NT_STATUS_EQUAL(error
,NT_STATUS_SHARING_VIOLATION
))
3560 error
= NT_STATUS_ACCESS_DENIED
;
3564 if(SMB_VFS_RENAME(conn
,fsp
->fsp_name
, newname
) == 0) {
3565 DEBUG(3,("rename_internals_fsp: succeeded doing rename on %s -> %s\n",
3566 fsp
->fsp_name
,newname
));
3567 rename_open_files(conn
, fsp
->dev
, fsp
->inode
, newname
);
3568 return NT_STATUS_OK
;
3571 if (errno
== ENOTDIR
|| errno
== EISDIR
)
3572 error
= NT_STATUS_OBJECT_NAME_COLLISION
;
3574 error
= map_nt_error_from_unix(errno
);
3576 DEBUG(3,("rename_internals_fsp: Error %s rename %s -> %s\n",
3577 nt_errstr(error
), fsp
->fsp_name
,newname
));
3582 /****************************************************************************
3583 The guts of the rename command, split out so it may be called by the NT SMB
3585 ****************************************************************************/
3587 NTSTATUS
rename_internals(connection_struct
*conn
, char *name
, char *newname
, uint16 attrs
, BOOL replace_if_exists
)
3591 pstring last_component_src
;
3592 pstring last_component_dest
;
3595 BOOL bad_path_src
= False
;
3596 BOOL bad_path_dest
= False
;
3598 NTSTATUS error
= NT_STATUS_OK
;
3601 SMB_STRUCT_STAT sbuf1
, sbuf2
;
3603 *directory
= *mask
= 0;
3608 rc
= unix_convert(name
,conn
,last_component_src
,&bad_path_src
,&sbuf1
);
3609 if (!rc
&& bad_path_src
) {
3610 if (ms_has_wild(last_component_src
))
3611 return NT_STATUS_OBJECT_NAME_NOT_FOUND
;
3612 return NT_STATUS_OBJECT_PATH_NOT_FOUND
;
3615 /* Quick check for "." and ".." */
3616 if (last_component_src
[0] == '.') {
3617 if (!last_component_src
[1] || (last_component_src
[1] == '.' && !last_component_src
[2])) {
3618 return NT_STATUS_OBJECT_NAME_INVALID
;
3622 rcdest
= unix_convert(newname
,conn
,last_component_dest
,&bad_path_dest
,&sbuf2
);
3624 /* Quick check for "." and ".." */
3625 if (last_component_dest
[0] == '.') {
3626 if (!last_component_dest
[1] || (last_component_dest
[1] == '.' && !last_component_dest
[2])) {
3627 return NT_STATUS_OBJECT_NAME_INVALID
;
3632 * Split the old name into directory and last component
3633 * strings. Note that unix_convert may have stripped off a
3634 * leading ./ from both name and newname if the rename is
3635 * at the root of the share. We need to make sure either both
3636 * name and newname contain a / character or neither of them do
3637 * as this is checked in resolve_wildcards().
3640 p
= strrchr_m(name
,'/');
3642 pstrcpy(directory
,".");
3646 pstrcpy(directory
,name
);
3648 *p
= '/'; /* Replace needed for exceptional test below. */
3652 * We should only check the mangled cache
3653 * here if unix_convert failed. This means
3654 * that the path in 'mask' doesn't exist
3655 * on the file system and so we need to look
3656 * for a possible mangle. This patch from
3657 * Tine Smukavec <valentin.smukavec@hermes.si>.
3660 if (!rc
&& mangle_is_mangled(mask
))
3661 mangle_check_cache( mask
);
3663 has_wild
= ms_has_wild(mask
);
3667 * No wildcards - just process the one file.
3669 BOOL is_short_name
= mangle_is_8_3(name
, True
);
3671 /* Add a terminating '/' to the directory name. */
3672 pstrcat(directory
,"/");
3673 pstrcat(directory
,mask
);
3675 /* Ensure newname contains a '/' also */
3676 if(strrchr_m(newname
,'/') == 0) {
3679 pstrcpy(tmpstr
, "./");
3680 pstrcat(tmpstr
, newname
);
3681 pstrcpy(newname
, tmpstr
);
3684 DEBUG(3,("rename_internals: case_sensitive = %d, case_preserve = %d, short case preserve = %d, \
3685 directory = %s, newname = %s, last_component_dest = %s, is_8_3 = %d\n",
3686 case_sensitive
, case_preserve
, short_case_preserve
, directory
,
3687 newname
, last_component_dest
, is_short_name
));
3690 * Check for special case with case preserving and not
3691 * case sensitive, if directory and newname are identical,
3692 * and the old last component differs from the original
3693 * last component only by case, then we should allow
3694 * the rename (user is trying to change the case of the
3697 if((case_sensitive
== False
) &&
3698 (((case_preserve
== True
) &&
3699 (is_short_name
== False
)) ||
3700 ((short_case_preserve
== True
) &&
3701 (is_short_name
== True
))) &&
3702 strcsequal(directory
, newname
)) {
3703 pstring modified_last_component
;
3706 * Get the last component of the modified name.
3707 * Note that we guarantee that newname contains a '/'
3710 p
= strrchr_m(newname
,'/');
3711 pstrcpy(modified_last_component
,p
+1);
3713 if(strcsequal(modified_last_component
,
3714 last_component_dest
) == False
) {
3716 * Replace the modified last component with
3719 pstrcpy(p
+1, last_component_dest
);
3723 resolve_wildcards(directory
,newname
);
3726 * The source object must exist.
3729 if (!vfs_object_exist(conn
, directory
, &sbuf1
)) {
3730 DEBUG(3,("rename_internals: source doesn't exist doing rename %s -> %s\n",
3731 directory
,newname
));
3733 if (errno
== ENOTDIR
|| errno
== EISDIR
|| errno
== ENOENT
) {
3735 * Must return different errors depending on whether the parent
3736 * directory existed or not.
3739 p
= strrchr_m(directory
, '/');
3741 return NT_STATUS_OBJECT_NAME_NOT_FOUND
;
3743 if (vfs_object_exist(conn
, directory
, NULL
))
3744 return NT_STATUS_OBJECT_NAME_NOT_FOUND
;
3745 return NT_STATUS_OBJECT_PATH_NOT_FOUND
;
3747 error
= map_nt_error_from_unix(errno
);
3748 DEBUG(3,("rename_internals: Error %s rename %s -> %s\n",
3749 nt_errstr(error
), directory
,newname
));
3754 if (!rcdest
&& bad_path_dest
) {
3755 if (ms_has_wild(last_component_dest
))
3756 return NT_STATUS_OBJECT_NAME_INVALID
;
3757 return NT_STATUS_OBJECT_PATH_NOT_FOUND
;
3760 error
= can_rename(directory
,conn
,&sbuf1
);
3762 if (!NT_STATUS_IS_OK(error
)) {
3763 DEBUG(3,("rename_internals: Error %s rename %s -> %s\n",
3764 nt_errstr(error
), directory
,newname
));
3769 * If the src and dest names are identical - including case,
3770 * don't do the rename, just return success.
3773 if (strcsequal(directory
, newname
)) {
3774 rename_open_files(conn
, sbuf1
.st_dev
, sbuf1
.st_ino
, newname
);
3775 DEBUG(3,("rename_internals: identical names in rename %s - returning success\n", directory
));
3776 return NT_STATUS_OK
;
3779 if(!replace_if_exists
&& vfs_object_exist(conn
,newname
,NULL
)) {
3780 DEBUG(3,("rename_internals: dest exists doing rename %s -> %s\n",
3781 directory
,newname
));
3782 return NT_STATUS_OBJECT_NAME_COLLISION
;
3785 if(SMB_VFS_RENAME(conn
,directory
, newname
) == 0) {
3786 DEBUG(3,("rename_internals: succeeded doing rename on %s -> %s\n",
3787 directory
,newname
));
3788 rename_open_files(conn
, sbuf1
.st_dev
, sbuf1
.st_ino
, newname
);
3789 return NT_STATUS_OK
;
3792 if (errno
== ENOTDIR
|| errno
== EISDIR
)
3793 error
= NT_STATUS_OBJECT_NAME_COLLISION
;
3795 error
= map_nt_error_from_unix(errno
);
3797 DEBUG(3,("rename_internals: Error %s rename %s -> %s\n",
3798 nt_errstr(error
), directory
,newname
));
3803 * Wildcards - process each file that matches.
3805 void *dirptr
= NULL
;
3809 if (check_name(directory
,conn
))
3810 dirptr
= OpenDir(conn
, directory
, True
);
3813 error
= NT_STATUS_NO_SUCH_FILE
;
3814 /* Was error = NT_STATUS_OBJECT_NAME_NOT_FOUND; - gentest fix. JRA */
3816 if (strequal(mask
,"????????.???"))
3819 while ((dname
= ReadDirName(dirptr
))) {
3821 BOOL sysdir_entry
= False
;
3823 pstrcpy(fname
,dname
);
3825 /* Quick check for "." and ".." */
3826 if (fname
[0] == '.') {
3827 if (!fname
[1] || (fname
[1] == '.' && !fname
[2])) {
3829 sysdir_entry
= True
;
3836 if(!mask_match(fname
, mask
, case_sensitive
))
3840 error
= NT_STATUS_OBJECT_NAME_INVALID
;
3844 error
= NT_STATUS_ACCESS_DENIED
;
3845 slprintf(fname
,sizeof(fname
)-1,"%s/%s",directory
,dname
);
3846 if (!vfs_object_exist(conn
, fname
, &sbuf1
)) {
3847 error
= NT_STATUS_OBJECT_NAME_NOT_FOUND
;
3848 DEBUG(6,("rename %s failed. Error %s\n", fname
, nt_errstr(error
)));
3851 error
= can_rename(fname
,conn
,&sbuf1
);
3852 if (!NT_STATUS_IS_OK(error
)) {
3853 DEBUG(6,("rename %s refused\n", fname
));
3856 pstrcpy(destname
,newname
);
3858 if (!resolve_wildcards(fname
,destname
)) {
3859 DEBUG(6,("resolve_wildcards %s %s failed\n",
3864 if (strcsequal(fname
,destname
)) {
3865 rename_open_files(conn
, sbuf1
.st_dev
, sbuf1
.st_ino
, newname
);
3866 DEBUG(3,("rename_internals: identical names in wildcard rename %s - success\n", fname
));
3868 error
= NT_STATUS_OK
;
3872 if (!replace_if_exists
&&
3873 vfs_file_exist(conn
,destname
, NULL
)) {
3874 DEBUG(6,("file_exist %s\n", destname
));
3875 error
= NT_STATUS_OBJECT_NAME_COLLISION
;
3879 if (!SMB_VFS_RENAME(conn
,fname
,destname
)) {
3880 rename_open_files(conn
, sbuf1
.st_dev
, sbuf1
.st_ino
, newname
);
3882 error
= NT_STATUS_OK
;
3884 DEBUG(3,("rename_internals: doing rename on %s -> %s\n",fname
,destname
));
3889 if (!NT_STATUS_EQUAL(error
,NT_STATUS_NO_SUCH_FILE
)) {
3890 if (!rcdest
&& bad_path_dest
) {
3891 if (ms_has_wild(last_component_dest
))
3892 return NT_STATUS_OBJECT_NAME_INVALID
;
3893 return NT_STATUS_OBJECT_PATH_NOT_FOUND
;
3898 if (count
== 0 && NT_STATUS_IS_OK(error
)) {
3899 error
= map_nt_error_from_unix(errno
);
3905 /****************************************************************************
3907 ****************************************************************************/
3909 int reply_mv(connection_struct
*conn
, char *inbuf
,char *outbuf
, int dum_size
,
3916 uint16 attrs
= SVAL(inbuf
,smb_vwv0
);
3919 START_PROFILE(SMBmv
);
3921 p
= smb_buf(inbuf
) + 1;
3922 p
+= srvstr_get_path(inbuf
, name
, p
, sizeof(name
), 0, STR_TERMINATE
, &status
);
3923 if (!NT_STATUS_IS_OK(status
)) {
3925 return ERROR_NT(status
);
3928 p
+= srvstr_get_path(inbuf
, newname
, p
, sizeof(newname
), 0, STR_TERMINATE
, &status
);
3929 if (!NT_STATUS_IS_OK(status
)) {
3931 return ERROR_NT(status
);
3934 RESOLVE_DFSPATH(name
, conn
, inbuf
, outbuf
);
3935 RESOLVE_DFSPATH(newname
, conn
, inbuf
, outbuf
);
3937 DEBUG(3,("reply_mv : %s -> %s\n",name
,newname
));
3939 status
= rename_internals(conn
, name
, newname
, attrs
, False
);
3940 if (!NT_STATUS_IS_OK(status
)) {
3942 return ERROR_NT(status
);
3946 * Win2k needs a changenotify request response before it will
3947 * update after a rename..
3949 process_pending_change_notify_queue((time_t)0);
3950 outsize
= set_message(outbuf
,0,0,True
);
3956 /*******************************************************************
3957 Copy a file as part of a reply_copy.
3958 ******************************************************************/
3960 static BOOL
copy_file(char *src
,char *dest1
,connection_struct
*conn
, int ofun
,
3961 int count
,BOOL target_is_directory
, int *err_ret
)
3964 SMB_STRUCT_STAT src_sbuf
, sbuf2
;
3966 files_struct
*fsp1
,*fsp2
;
3972 pstrcpy(dest
,dest1
);
3973 if (target_is_directory
) {
3974 char *p
= strrchr_m(src
,'/');
3983 if (!vfs_file_exist(conn
,src
,&src_sbuf
))
3986 fsp1
= open_file_shared(conn
,src
,&src_sbuf
,SET_DENY_MODE(DENY_NONE
)|SET_OPEN_MODE(DOS_OPEN_RDONLY
),
3987 (FILE_FAIL_IF_NOT_EXIST
|FILE_EXISTS_OPEN
),FILE_ATTRIBUTE_NORMAL
,0,&Access
,&action
);
3992 if (!target_is_directory
&& count
)
3993 ofun
= FILE_EXISTS_OPEN
;
3995 dosattrs
= dos_mode(conn
, src
, &src_sbuf
);
3996 if (SMB_VFS_STAT(conn
,dest
,&sbuf2
) == -1)
3997 ZERO_STRUCTP(&sbuf2
);
3999 fsp2
= open_file_shared(conn
,dest
,&sbuf2
,SET_DENY_MODE(DENY_NONE
)|SET_OPEN_MODE(DOS_OPEN_WRONLY
),
4000 ofun
,dosattrs
,0,&Access
,&action
);
4003 close_file(fsp1
,False
);
4007 if ((ofun
&3) == 1) {
4008 if(SMB_VFS_LSEEK(fsp2
,fsp2
->fd
,0,SEEK_END
) == -1) {
4009 DEBUG(0,("copy_file: error - vfs lseek returned error %s\n", strerror(errno
) ));
4011 * Stop the copy from occurring.
4014 src_sbuf
.st_size
= 0;
4018 if (src_sbuf
.st_size
)
4019 ret
= vfs_transfer_file(fsp1
, fsp2
, src_sbuf
.st_size
);
4021 close_file(fsp1
,False
);
4023 /* Ensure the modtime is set correctly on the destination file. */
4024 fsp2
->pending_modtime
= src_sbuf
.st_mtime
;
4027 * As we are opening fsp1 read-only we only expect
4028 * an error on close on fsp2 if we are out of space.
4029 * Thus we don't look at the error return from the
4032 *err_ret
= close_file(fsp2
,False
);
4034 return(ret
== (SMB_OFF_T
)src_sbuf
.st_size
);
4037 /****************************************************************************
4038 Reply to a file copy.
4039 ****************************************************************************/
4041 int reply_copy(connection_struct
*conn
, char *inbuf
,char *outbuf
, int dum_size
, int dum_buffsize
)
4046 pstring mask
,newname
;
4049 int error
= ERRnoaccess
;
4053 int tid2
= SVAL(inbuf
,smb_vwv0
);
4054 int ofun
= SVAL(inbuf
,smb_vwv1
);
4055 int flags
= SVAL(inbuf
,smb_vwv2
);
4056 BOOL target_is_directory
=False
;
4057 BOOL bad_path1
= False
;
4058 BOOL bad_path2
= False
;
4060 SMB_STRUCT_STAT sbuf1
, sbuf2
;
4063 START_PROFILE(SMBcopy
);
4065 *directory
= *mask
= 0;
4068 p
+= srvstr_get_path(inbuf
, name
, p
, sizeof(name
), 0, STR_TERMINATE
, &status
);
4069 if (!NT_STATUS_IS_OK(status
)) {
4070 END_PROFILE(SMBcopy
);
4071 return ERROR_NT(status
);
4073 p
+= srvstr_get_path(inbuf
, newname
, p
, sizeof(newname
), 0, STR_TERMINATE
, &status
);
4074 if (!NT_STATUS_IS_OK(status
)) {
4075 END_PROFILE(SMBcopy
);
4076 return ERROR_NT(status
);
4079 DEBUG(3,("reply_copy : %s -> %s\n",name
,newname
));
4081 if (tid2
!= conn
->cnum
) {
4082 /* can't currently handle inter share copies XXXX */
4083 DEBUG(3,("Rejecting inter-share copy\n"));
4084 END_PROFILE(SMBcopy
);
4085 return ERROR_DOS(ERRSRV
,ERRinvdevice
);
4088 RESOLVE_DFSPATH(name
, conn
, inbuf
, outbuf
);
4089 RESOLVE_DFSPATH(newname
, conn
, inbuf
, outbuf
);
4091 rc
= unix_convert(name
,conn
,0,&bad_path1
,&sbuf1
);
4092 unix_convert(newname
,conn
,0,&bad_path2
,&sbuf2
);
4094 target_is_directory
= VALID_STAT_OF_DIR(sbuf2
);
4096 if ((flags
&1) && target_is_directory
) {
4097 END_PROFILE(SMBcopy
);
4098 return ERROR_DOS(ERRDOS
,ERRbadfile
);
4101 if ((flags
&2) && !target_is_directory
) {
4102 END_PROFILE(SMBcopy
);
4103 return ERROR_DOS(ERRDOS
,ERRbadpath
);
4106 if ((flags
&(1<<5)) && VALID_STAT_OF_DIR(sbuf1
)) {
4107 /* wants a tree copy! XXXX */
4108 DEBUG(3,("Rejecting tree copy\n"));
4109 END_PROFILE(SMBcopy
);
4110 return ERROR_DOS(ERRSRV
,ERRerror
);
4113 p
= strrchr_m(name
,'/');
4115 pstrcpy(directory
,"./");
4119 pstrcpy(directory
,name
);
4124 * We should only check the mangled cache
4125 * here if unix_convert failed. This means
4126 * that the path in 'mask' doesn't exist
4127 * on the file system and so we need to look
4128 * for a possible mangle. This patch from
4129 * Tine Smukavec <valentin.smukavec@hermes.si>.
4132 if (!rc
&& mangle_is_mangled(mask
))
4133 mangle_check_cache( mask
);
4135 has_wild
= ms_has_wild(mask
);
4138 pstrcat(directory
,"/");
4139 pstrcat(directory
,mask
);
4140 if (resolve_wildcards(directory
,newname
) &&
4141 copy_file(directory
,newname
,conn
,ofun
, count
,target_is_directory
,&err
))
4145 END_PROFILE(SMBcopy
);
4146 return(UNIXERROR(ERRHRD
,ERRgeneral
));
4149 exists
= vfs_file_exist(conn
,directory
,NULL
);
4152 void *dirptr
= NULL
;
4156 if (check_name(directory
,conn
))
4157 dirptr
= OpenDir(conn
, directory
, True
);
4162 if (strequal(mask
,"????????.???"))
4165 while ((dname
= ReadDirName(dirptr
))) {
4167 pstrcpy(fname
,dname
);
4169 if(!mask_match(fname
, mask
, case_sensitive
))
4172 error
= ERRnoaccess
;
4173 slprintf(fname
,sizeof(fname
)-1, "%s/%s",directory
,dname
);
4174 pstrcpy(destname
,newname
);
4175 if (resolve_wildcards(fname
,destname
) &&
4176 copy_file(fname
,destname
,conn
,ofun
,
4177 count
,target_is_directory
,&err
))
4179 DEBUG(3,("reply_copy : doing copy on %s -> %s\n",fname
,destname
));
4187 /* Error on close... */
4189 END_PROFILE(SMBcopy
);
4190 return(UNIXERROR(ERRHRD
,ERRgeneral
));
4194 END_PROFILE(SMBcopy
);
4195 return ERROR_DOS(ERRDOS
,error
);
4197 if((errno
== ENOENT
) && (bad_path1
|| bad_path2
)) {
4198 unix_ERR_class
= ERRDOS
;
4199 unix_ERR_code
= ERRbadpath
;
4201 END_PROFILE(SMBcopy
);
4202 return(UNIXERROR(ERRDOS
,error
));
4206 outsize
= set_message(outbuf
,1,0,True
);
4207 SSVAL(outbuf
,smb_vwv0
,count
);
4209 END_PROFILE(SMBcopy
);
4213 /****************************************************************************
4215 ****************************************************************************/
4217 int reply_setdir(connection_struct
*conn
, char *inbuf
,char *outbuf
, int dum_size
, int dum_buffsize
)
4225 START_PROFILE(pathworks_setdir
);
4228 if (!CAN_SETDIR(snum
)) {
4229 END_PROFILE(pathworks_setdir
);
4230 return ERROR_DOS(ERRDOS
,ERRnoaccess
);
4233 srvstr_get_path(inbuf
, newdir
, smb_buf(inbuf
) + 1, sizeof(newdir
), 0, STR_TERMINATE
, &status
);
4234 if (!NT_STATUS_IS_OK(status
)) {
4235 END_PROFILE(pathworks_setdir
);
4236 return ERROR_NT(status
);
4239 if (strlen(newdir
) == 0) {
4242 ok
= vfs_directory_exist(conn
,newdir
,NULL
);
4244 string_set(&conn
->connectpath
,newdir
);
4248 END_PROFILE(pathworks_setdir
);
4249 return ERROR_DOS(ERRDOS
,ERRbadpath
);
4252 outsize
= set_message(outbuf
,0,0,True
);
4253 SCVAL(outbuf
,smb_reh
,CVAL(inbuf
,smb_reh
));
4255 DEBUG(3,("setdir %s\n", newdir
));
4257 END_PROFILE(pathworks_setdir
);
4261 /****************************************************************************
4262 Get a lock pid, dealing with large count requests.
4263 ****************************************************************************/
4265 uint16
get_lock_pid( char *data
, int data_offset
, BOOL large_file_format
)
4267 if(!large_file_format
)
4268 return SVAL(data
,SMB_LPID_OFFSET(data_offset
));
4270 return SVAL(data
,SMB_LARGE_LPID_OFFSET(data_offset
));
4273 /****************************************************************************
4274 Get a lock count, dealing with large count requests.
4275 ****************************************************************************/
4277 SMB_BIG_UINT
get_lock_count( char *data
, int data_offset
, BOOL large_file_format
)
4279 SMB_BIG_UINT count
= 0;
4281 if(!large_file_format
) {
4282 count
= (SMB_BIG_UINT
)IVAL(data
,SMB_LKLEN_OFFSET(data_offset
));
4285 #if defined(HAVE_LONGLONG)
4286 count
= (((SMB_BIG_UINT
) IVAL(data
,SMB_LARGE_LKLEN_OFFSET_HIGH(data_offset
))) << 32) |
4287 ((SMB_BIG_UINT
) IVAL(data
,SMB_LARGE_LKLEN_OFFSET_LOW(data_offset
)));
4288 #else /* HAVE_LONGLONG */
4291 * NT4.x seems to be broken in that it sends large file (64 bit)
4292 * lockingX calls even if the CAP_LARGE_FILES was *not*
4293 * negotiated. For boxes without large unsigned ints truncate the
4294 * lock count by dropping the top 32 bits.
4297 if(IVAL(data
,SMB_LARGE_LKLEN_OFFSET_HIGH(data_offset
)) != 0) {
4298 DEBUG(3,("get_lock_count: truncating lock count (high)0x%x (low)0x%x to just low count.\n",
4299 (unsigned int)IVAL(data
,SMB_LARGE_LKLEN_OFFSET_HIGH(data_offset
)),
4300 (unsigned int)IVAL(data
,SMB_LARGE_LKLEN_OFFSET_LOW(data_offset
)) ));
4301 SIVAL(data
,SMB_LARGE_LKLEN_OFFSET_HIGH(data_offset
),0);
4304 count
= (SMB_BIG_UINT
)IVAL(data
,SMB_LARGE_LKLEN_OFFSET_LOW(data_offset
));
4305 #endif /* HAVE_LONGLONG */
4311 #if !defined(HAVE_LONGLONG)
4312 /****************************************************************************
4313 Pathetically try and map a 64 bit lock offset into 31 bits. I hate Windows :-).
4314 ****************************************************************************/
4316 static uint32
map_lock_offset(uint32 high
, uint32 low
)
4320 uint32 highcopy
= high
;
4323 * Try and find out how many significant bits there are in high.
4326 for(i
= 0; highcopy
; i
++)
4330 * We use 31 bits not 32 here as POSIX
4331 * lock offsets may not be negative.
4334 mask
= (~0) << (31 - i
);
4337 return 0; /* Fail. */
4343 #endif /* !defined(HAVE_LONGLONG) */
4345 /****************************************************************************
4346 Get a lock offset, dealing with large offset requests.
4347 ****************************************************************************/
4349 SMB_BIG_UINT
get_lock_offset( char *data
, int data_offset
, BOOL large_file_format
, BOOL
*err
)
4351 SMB_BIG_UINT offset
= 0;
4355 if(!large_file_format
) {
4356 offset
= (SMB_BIG_UINT
)IVAL(data
,SMB_LKOFF_OFFSET(data_offset
));
4359 #if defined(HAVE_LONGLONG)
4360 offset
= (((SMB_BIG_UINT
) IVAL(data
,SMB_LARGE_LKOFF_OFFSET_HIGH(data_offset
))) << 32) |
4361 ((SMB_BIG_UINT
) IVAL(data
,SMB_LARGE_LKOFF_OFFSET_LOW(data_offset
)));
4362 #else /* HAVE_LONGLONG */
4365 * NT4.x seems to be broken in that it sends large file (64 bit)
4366 * lockingX calls even if the CAP_LARGE_FILES was *not*
4367 * negotiated. For boxes without large unsigned ints mangle the
4368 * lock offset by mapping the top 32 bits onto the lower 32.
4371 if(IVAL(data
,SMB_LARGE_LKOFF_OFFSET_HIGH(data_offset
)) != 0) {
4372 uint32 low
= IVAL(data
,SMB_LARGE_LKOFF_OFFSET_LOW(data_offset
));
4373 uint32 high
= IVAL(data
,SMB_LARGE_LKOFF_OFFSET_HIGH(data_offset
));
4376 if((new_low
= map_lock_offset(high
, low
)) == 0) {
4378 return (SMB_BIG_UINT
)-1;
4381 DEBUG(3,("get_lock_offset: truncating lock offset (high)0x%x (low)0x%x to offset 0x%x.\n",
4382 (unsigned int)high
, (unsigned int)low
, (unsigned int)new_low
));
4383 SIVAL(data
,SMB_LARGE_LKOFF_OFFSET_HIGH(data_offset
),0);
4384 SIVAL(data
,SMB_LARGE_LKOFF_OFFSET_LOW(data_offset
),new_low
);
4387 offset
= (SMB_BIG_UINT
)IVAL(data
,SMB_LARGE_LKOFF_OFFSET_LOW(data_offset
));
4388 #endif /* HAVE_LONGLONG */
4394 /****************************************************************************
4395 Reply to a lockingX request.
4396 ****************************************************************************/
4398 int reply_lockingX(connection_struct
*conn
, char *inbuf
,char *outbuf
,int length
,int bufsize
)
4400 files_struct
*fsp
= file_fsp(inbuf
,smb_vwv2
);
4401 unsigned char locktype
= CVAL(inbuf
,smb_vwv3
);
4402 unsigned char oplocklevel
= CVAL(inbuf
,smb_vwv3
+1);
4403 uint16 num_ulocks
= SVAL(inbuf
,smb_vwv6
);
4404 uint16 num_locks
= SVAL(inbuf
,smb_vwv7
);
4405 SMB_BIG_UINT count
= 0, offset
= 0;
4407 int32 lock_timeout
= IVAL(inbuf
,smb_vwv4
);
4410 BOOL large_file_format
= (locktype
& LOCKING_ANDX_LARGE_FILES
)?True
:False
;
4412 BOOL my_lock_ctx
= False
;
4415 START_PROFILE(SMBlockingX
);
4417 CHECK_FSP(fsp
,conn
);
4419 data
= smb_buf(inbuf
);
4421 if (locktype
& (LOCKING_ANDX_CANCEL_LOCK
| LOCKING_ANDX_CHANGE_LOCKTYPE
)) {
4422 /* we don't support these - and CANCEL_LOCK makes w2k
4423 and XP reboot so I don't really want to be
4424 compatible! (tridge) */
4425 return ERROR_NT(NT_STATUS_NOT_SUPPORTED
);
4428 /* Check if this is an oplock break on a file
4429 we have granted an oplock on.
4431 if ((locktype
& LOCKING_ANDX_OPLOCK_RELEASE
)) {
4432 /* Client can insist on breaking to none. */
4433 BOOL break_to_none
= (oplocklevel
== 0);
4435 DEBUG(5,("reply_lockingX: oplock break reply (%u) from client for fnum = %d\n",
4436 (unsigned int)oplocklevel
, fsp
->fnum
));
4439 * Make sure we have granted an exclusive or batch oplock on this file.
4442 if(!EXCLUSIVE_OPLOCK_TYPE(fsp
->oplock_type
)) {
4443 DEBUG(0,("reply_lockingX: Error : oplock break from client for fnum = %d and \
4444 no oplock granted on this file (%s).\n", fsp
->fnum
, fsp
->fsp_name
));
4446 /* if this is a pure oplock break request then don't send a reply */
4447 if (num_locks
== 0 && num_ulocks
== 0) {
4448 END_PROFILE(SMBlockingX
);
4451 END_PROFILE(SMBlockingX
);
4452 return ERROR_DOS(ERRDOS
,ERRlock
);
4456 if (remove_oplock(fsp
, break_to_none
) == False
) {
4457 DEBUG(0,("reply_lockingX: error in removing oplock on file %s\n",
4461 /* if this is a pure oplock break request then don't send a reply */
4462 if (num_locks
== 0 && num_ulocks
== 0) {
4463 /* Sanity check - ensure a pure oplock break is not a
4465 if(CVAL(inbuf
,smb_vwv0
) != 0xff)
4466 DEBUG(0,("reply_lockingX: Error : pure oplock break is a chained %d request !\n",
4467 (unsigned int)CVAL(inbuf
,smb_vwv0
) ));
4468 END_PROFILE(SMBlockingX
);
4474 * We do this check *after* we have checked this is not a oplock break
4475 * response message. JRA.
4478 release_level_2_oplocks_on_change(fsp
);
4480 /* Data now points at the beginning of the list
4481 of smb_unlkrng structs */
4482 for(i
= 0; i
< (int)num_ulocks
; i
++) {
4483 lock_pid
= get_lock_pid( data
, i
, large_file_format
);
4484 count
= get_lock_count( data
, i
, large_file_format
);
4485 offset
= get_lock_offset( data
, i
, large_file_format
, &err
);
4488 * There is no error code marked "stupid client bug".... :-).
4491 END_PROFILE(SMBlockingX
);
4492 return ERROR_DOS(ERRDOS
,ERRnoaccess
);
4495 DEBUG(10,("reply_lockingX: unlock start=%.0f, len=%.0f for pid %u, file %s\n",
4496 (double)offset
, (double)count
, (unsigned int)lock_pid
, fsp
->fsp_name
));
4498 status
= do_unlock(fsp
,conn
,lock_pid
,count
,offset
);
4499 if (NT_STATUS_V(status
)) {
4500 END_PROFILE(SMBlockingX
);
4501 return ERROR_NT(status
);
4505 /* Setup the timeout in seconds. */
4507 lock_timeout
= ((lock_timeout
== -1) ? -1 : (lock_timeout
+999)/1000);
4509 /* Now do any requested locks */
4510 data
+= ((large_file_format
? 20 : 10)*num_ulocks
);
4512 /* Data now points at the beginning of the list
4513 of smb_lkrng structs */
4515 for(i
= 0; i
< (int)num_locks
; i
++) {
4516 lock_pid
= get_lock_pid( data
, i
, large_file_format
);
4517 count
= get_lock_count( data
, i
, large_file_format
);
4518 offset
= get_lock_offset( data
, i
, large_file_format
, &err
);
4521 * There is no error code marked "stupid client bug".... :-).
4524 END_PROFILE(SMBlockingX
);
4525 return ERROR_DOS(ERRDOS
,ERRnoaccess
);
4528 DEBUG(10,("reply_lockingX: lock start=%.0f, len=%.0f for pid %u, file %s timeout = %d\n",
4529 (double)offset
, (double)count
, (unsigned int)lock_pid
,
4530 fsp
->fsp_name
, (int)lock_timeout
));
4532 status
= do_lock_spin(fsp
,conn
,lock_pid
, count
,offset
,
4533 ((locktype
& 1) ? READ_LOCK
: WRITE_LOCK
), &my_lock_ctx
);
4534 if (NT_STATUS_V(status
)) {
4536 * Interesting fact found by IFSTEST /t LockOverlappedTest...
4537 * Even if it's our own lock context, we need to wait here as
4538 * there may be an unlock on the way.
4539 * So I removed a "&& !my_lock_ctx" from the following
4540 * if statement. JRA.
4542 if ((lock_timeout
!= 0) && lp_blocking_locks(SNUM(conn
)) && ERROR_WAS_LOCK_DENIED(status
)) {
4544 * A blocking lock was requested. Package up
4545 * this smb into a queued request and push it
4546 * onto the blocking lock queue.
4548 if(push_blocking_lock_request(inbuf
, length
, lock_timeout
, i
, lock_pid
, offset
, count
)) {
4549 END_PROFILE(SMBlockingX
);
4557 /* If any of the above locks failed, then we must unlock
4558 all of the previous locks (X/Open spec). */
4559 if (i
!= num_locks
&& num_locks
!= 0) {
4561 * Ensure we don't do a remove on the lock that just failed,
4562 * as under POSIX rules, if we have a lock already there, we
4563 * will delete it (and we shouldn't) .....
4565 for(i
--; i
>= 0; i
--) {
4566 lock_pid
= get_lock_pid( data
, i
, large_file_format
);
4567 count
= get_lock_count( data
, i
, large_file_format
);
4568 offset
= get_lock_offset( data
, i
, large_file_format
, &err
);
4571 * There is no error code marked "stupid client bug".... :-).
4574 END_PROFILE(SMBlockingX
);
4575 return ERROR_DOS(ERRDOS
,ERRnoaccess
);
4578 do_unlock(fsp
,conn
,lock_pid
,count
,offset
);
4580 END_PROFILE(SMBlockingX
);
4581 return ERROR_NT(status
);
4584 set_message(outbuf
,2,0,True
);
4586 DEBUG( 3, ( "lockingX fnum=%d type=%d num_locks=%d num_ulocks=%d\n",
4587 fsp
->fnum
, (unsigned int)locktype
, num_locks
, num_ulocks
) );
4589 END_PROFILE(SMBlockingX
);
4590 return chain_reply(inbuf
,outbuf
,length
,bufsize
);
4593 /****************************************************************************
4594 Reply to a SMBreadbmpx (read block multiplex) request.
4595 ****************************************************************************/
4597 int reply_readbmpx(connection_struct
*conn
, char *inbuf
,char *outbuf
,int length
,int bufsize
)
4608 files_struct
*fsp
= file_fsp(inbuf
,smb_vwv0
);
4609 START_PROFILE(SMBreadBmpx
);
4611 /* this function doesn't seem to work - disable by default */
4612 if (!lp_readbmpx()) {
4613 END_PROFILE(SMBreadBmpx
);
4614 return ERROR_DOS(ERRSRV
,ERRuseSTD
);
4617 outsize
= set_message(outbuf
,8,0,True
);
4619 CHECK_FSP(fsp
,conn
);
4622 startpos
= IVAL_TO_SMB_OFF_T(inbuf
,smb_vwv1
);
4623 maxcount
= SVAL(inbuf
,smb_vwv3
);
4625 data
= smb_buf(outbuf
);
4626 pad
= ((long)data
)%4;
4631 max_per_packet
= bufsize
-(outsize
+pad
);
4635 if (is_locked(fsp
,conn
,(SMB_BIG_UINT
)maxcount
,(SMB_BIG_UINT
)startpos
, READ_LOCK
,False
)) {
4636 END_PROFILE(SMBreadBmpx
);
4637 return ERROR_DOS(ERRDOS
,ERRlock
);
4641 size_t N
= MIN(max_per_packet
,tcount
-total_read
);
4643 nread
= read_file(fsp
,data
,startpos
,N
);
4648 if (nread
< (ssize_t
)N
)
4649 tcount
= total_read
+ nread
;
4651 set_message(outbuf
,8,nread
,False
);
4652 SIVAL(outbuf
,smb_vwv0
,startpos
);
4653 SSVAL(outbuf
,smb_vwv2
,tcount
);
4654 SSVAL(outbuf
,smb_vwv6
,nread
);
4655 SSVAL(outbuf
,smb_vwv7
,smb_offset(data
,outbuf
));
4657 if (!send_smb(smbd_server_fd(),outbuf
))
4658 exit_server("reply_readbmpx: send_smb failed.");
4660 total_read
+= nread
;
4662 } while (total_read
< (ssize_t
)tcount
);
4664 END_PROFILE(SMBreadBmpx
);
4668 /****************************************************************************
4669 Reply to a SMBsetattrE.
4670 ****************************************************************************/
4672 int reply_setattrE(connection_struct
*conn
, char *inbuf
,char *outbuf
, int size
, int dum_buffsize
)
4674 struct utimbuf unix_times
;
4676 files_struct
*fsp
= file_fsp(inbuf
,smb_vwv0
);
4677 START_PROFILE(SMBsetattrE
);
4679 outsize
= set_message(outbuf
,0,0,True
);
4681 if(!fsp
|| (fsp
->conn
!= conn
)) {
4682 END_PROFILE(SMBgetattrE
);
4683 return ERROR_DOS(ERRDOS
,ERRbadfid
);
4687 * Convert the DOS times into unix times. Ignore create
4688 * time as UNIX can't set this.
4691 unix_times
.actime
= make_unix_date2(inbuf
+smb_vwv3
);
4692 unix_times
.modtime
= make_unix_date2(inbuf
+smb_vwv5
);
4695 * Patch from Ray Frush <frush@engr.colostate.edu>
4696 * Sometimes times are sent as zero - ignore them.
4699 if ((unix_times
.actime
== 0) && (unix_times
.modtime
== 0)) {
4700 /* Ignore request */
4701 if( DEBUGLVL( 3 ) ) {
4702 dbgtext( "reply_setattrE fnum=%d ", fsp
->fnum
);
4703 dbgtext( "ignoring zero request - not setting timestamps of 0\n" );
4705 END_PROFILE(SMBsetattrE
);
4707 } else if ((unix_times
.actime
!= 0) && (unix_times
.modtime
== 0)) {
4708 /* set modify time = to access time if modify time was 0 */
4709 unix_times
.modtime
= unix_times
.actime
;
4712 /* Set the date on this file */
4713 if(file_utime(conn
, fsp
->fsp_name
, &unix_times
)) {
4714 END_PROFILE(SMBsetattrE
);
4715 return ERROR_DOS(ERRDOS
,ERRnoaccess
);
4718 DEBUG( 3, ( "reply_setattrE fnum=%d actime=%d modtime=%d\n",
4719 fsp
->fnum
, (int)unix_times
.actime
, (int)unix_times
.modtime
) );
4721 END_PROFILE(SMBsetattrE
);
4726 /* Back from the dead for OS/2..... JRA. */
4728 /****************************************************************************
4729 Reply to a SMBwritebmpx (write block multiplex primary) request.
4730 ****************************************************************************/
4732 int reply_writebmpx(connection_struct
*conn
, char *inbuf
,char *outbuf
, int size
, int dum_buffsize
)
4735 ssize_t nwritten
= -1;
4742 files_struct
*fsp
= file_fsp(inbuf
,smb_vwv0
);
4743 START_PROFILE(SMBwriteBmpx
);
4745 CHECK_FSP(fsp
,conn
);
4749 tcount
= SVAL(inbuf
,smb_vwv1
);
4750 startpos
= IVAL_TO_SMB_OFF_T(inbuf
,smb_vwv3
);
4751 write_through
= BITSETW(inbuf
+smb_vwv7
,0);
4752 numtowrite
= SVAL(inbuf
,smb_vwv10
);
4753 smb_doff
= SVAL(inbuf
,smb_vwv11
);
4755 data
= smb_base(inbuf
) + smb_doff
;
4757 /* If this fails we need to send an SMBwriteC response,
4758 not an SMBwritebmpx - set this up now so we don't forget */
4759 SCVAL(outbuf
,smb_com
,SMBwritec
);
4761 if (is_locked(fsp
,conn
,(SMB_BIG_UINT
)tcount
,(SMB_BIG_UINT
)startpos
,WRITE_LOCK
,False
)) {
4762 END_PROFILE(SMBwriteBmpx
);
4763 return(ERROR_DOS(ERRDOS
,ERRlock
));
4766 nwritten
= write_file(fsp
,data
,startpos
,numtowrite
);
4768 if(lp_syncalways(SNUM(conn
)) || write_through
)
4769 sync_file(conn
,fsp
);
4771 if(nwritten
< (ssize_t
)numtowrite
) {
4772 END_PROFILE(SMBwriteBmpx
);
4773 return(UNIXERROR(ERRHRD
,ERRdiskfull
));
4776 /* If the maximum to be written to this file
4777 is greater than what we just wrote then set
4778 up a secondary struct to be attached to this
4779 fd, we will use this to cache error messages etc. */
4781 if((ssize_t
)tcount
> nwritten
) {
4782 write_bmpx_struct
*wbms
;
4783 if(fsp
->wbmpx_ptr
!= NULL
)
4784 wbms
= fsp
->wbmpx_ptr
; /* Use an existing struct */
4786 wbms
= (write_bmpx_struct
*)malloc(sizeof(write_bmpx_struct
));
4788 DEBUG(0,("Out of memory in reply_readmpx\n"));
4789 END_PROFILE(SMBwriteBmpx
);
4790 return(ERROR_DOS(ERRSRV
,ERRnoresource
));
4792 wbms
->wr_mode
= write_through
;
4793 wbms
->wr_discard
= False
; /* No errors yet */
4794 wbms
->wr_total_written
= nwritten
;
4795 wbms
->wr_errclass
= 0;
4797 fsp
->wbmpx_ptr
= wbms
;
4800 /* We are returning successfully, set the message type back to
4802 SCVAL(outbuf
,smb_com
,SMBwriteBmpx
);
4804 outsize
= set_message(outbuf
,1,0,True
);
4806 SSVALS(outbuf
,smb_vwv0
,-1); /* We don't support smb_remaining */
4808 DEBUG( 3, ( "writebmpx fnum=%d num=%d wrote=%d\n",
4809 fsp
->fnum
, (int)numtowrite
, (int)nwritten
) );
4811 if (write_through
&& tcount
==nwritten
) {
4812 /* We need to send both a primary and a secondary response */
4813 smb_setlen(outbuf
,outsize
- 4);
4814 if (!send_smb(smbd_server_fd(),outbuf
))
4815 exit_server("reply_writebmpx: send_smb failed.");
4817 /* Now the secondary */
4818 outsize
= set_message(outbuf
,1,0,True
);
4819 SCVAL(outbuf
,smb_com
,SMBwritec
);
4820 SSVAL(outbuf
,smb_vwv0
,nwritten
);
4823 END_PROFILE(SMBwriteBmpx
);
4827 /****************************************************************************
4828 Reply to a SMBwritebs (write block multiplex secondary) request.
4829 ****************************************************************************/
4831 int reply_writebs(connection_struct
*conn
, char *inbuf
,char *outbuf
, int dum_size
, int dum_buffsize
)
4834 ssize_t nwritten
= -1;
4841 write_bmpx_struct
*wbms
;
4842 BOOL send_response
= False
;
4843 files_struct
*fsp
= file_fsp(inbuf
,smb_vwv0
);
4844 START_PROFILE(SMBwriteBs
);
4846 CHECK_FSP(fsp
,conn
);
4849 tcount
= SVAL(inbuf
,smb_vwv1
);
4850 startpos
= IVAL_TO_SMB_OFF_T(inbuf
,smb_vwv2
);
4851 numtowrite
= SVAL(inbuf
,smb_vwv6
);
4852 smb_doff
= SVAL(inbuf
,smb_vwv7
);
4854 data
= smb_base(inbuf
) + smb_doff
;
4856 /* We need to send an SMBwriteC response, not an SMBwritebs */
4857 SCVAL(outbuf
,smb_com
,SMBwritec
);
4859 /* This fd should have an auxiliary struct attached,
4860 check that it does */
4861 wbms
= fsp
->wbmpx_ptr
;
4863 END_PROFILE(SMBwriteBs
);
4867 /* If write through is set we can return errors, else we must cache them */
4868 write_through
= wbms
->wr_mode
;
4870 /* Check for an earlier error */
4871 if(wbms
->wr_discard
) {
4872 END_PROFILE(SMBwriteBs
);
4873 return -1; /* Just discard the packet */
4876 nwritten
= write_file(fsp
,data
,startpos
,numtowrite
);
4878 if(lp_syncalways(SNUM(conn
)) || write_through
)
4879 sync_file(conn
,fsp
);
4881 if (nwritten
< (ssize_t
)numtowrite
) {
4883 /* We are returning an error - we can delete the aux struct */
4886 fsp
->wbmpx_ptr
= NULL
;
4887 END_PROFILE(SMBwriteBs
);
4888 return(ERROR_DOS(ERRHRD
,ERRdiskfull
));
4890 END_PROFILE(SMBwriteBs
);
4891 return(CACHE_ERROR(wbms
,ERRHRD
,ERRdiskfull
));
4894 /* Increment the total written, if this matches tcount
4895 we can discard the auxiliary struct (hurrah !) and return a writeC */
4896 wbms
->wr_total_written
+= nwritten
;
4897 if(wbms
->wr_total_written
>= tcount
) {
4898 if (write_through
) {
4899 outsize
= set_message(outbuf
,1,0,True
);
4900 SSVAL(outbuf
,smb_vwv0
,wbms
->wr_total_written
);
4901 send_response
= True
;
4905 fsp
->wbmpx_ptr
= NULL
;
4909 END_PROFILE(SMBwriteBs
);
4913 END_PROFILE(SMBwriteBs
);
4917 /****************************************************************************
4918 Reply to a SMBgetattrE.
4919 ****************************************************************************/
4921 int reply_getattrE(connection_struct
*conn
, char *inbuf
,char *outbuf
, int size
, int dum_buffsize
)
4923 SMB_STRUCT_STAT sbuf
;
4926 files_struct
*fsp
= file_fsp(inbuf
,smb_vwv0
);
4927 START_PROFILE(SMBgetattrE
);
4929 outsize
= set_message(outbuf
,11,0,True
);
4931 if(!fsp
|| (fsp
->conn
!= conn
)) {
4932 END_PROFILE(SMBgetattrE
);
4933 return ERROR_DOS(ERRDOS
,ERRbadfid
);
4936 /* Do an fstat on this file */
4937 if(fsp_stat(fsp
, &sbuf
)) {
4938 END_PROFILE(SMBgetattrE
);
4939 return(UNIXERROR(ERRDOS
,ERRnoaccess
));
4942 mode
= dos_mode(conn
,fsp
->fsp_name
,&sbuf
);
4945 * Convert the times into dos times. Set create
4946 * date to be last modify date as UNIX doesn't save
4950 put_dos_date2(outbuf
,smb_vwv0
,get_create_time(&sbuf
,lp_fake_dir_create_times(SNUM(conn
))));
4951 put_dos_date2(outbuf
,smb_vwv2
,sbuf
.st_atime
);
4952 put_dos_date2(outbuf
,smb_vwv4
,sbuf
.st_mtime
);
4955 SIVAL(outbuf
,smb_vwv6
,0);
4956 SIVAL(outbuf
,smb_vwv8
,0);
4958 uint32 allocation_size
= get_allocation_size(fsp
, &sbuf
);
4959 SIVAL(outbuf
,smb_vwv6
,(uint32
)sbuf
.st_size
);
4960 SIVAL(outbuf
,smb_vwv8
,allocation_size
);
4962 SSVAL(outbuf
,smb_vwv10
, mode
);
4964 DEBUG( 3, ( "reply_getattrE fnum=%d\n", fsp
->fnum
));
4966 END_PROFILE(SMBgetattrE
);