Prefix VFS API macros with SMB_ for consistency and to avoid problems with VFS_ macro...
[tprouty/samba.git] / source / smbd / nttrans.c
1 /*
2    Unix SMB/CIFS implementation.
3    SMB NT transaction handling
4    Copyright (C) Jeremy Allison                 1994-1998
5    Copyright (C) Stefan (metze) Metzmacher      2003
6
7    This program is free software; you can redistribute it and/or modify
8    it under the terms of the GNU General Public License as published by
9    the Free Software Foundation; either version 2 of the License, or
10    (at your option) any later version.
11
12    This program is distributed in the hope that it will be useful,
13    but WITHOUT ANY WARRANTY; without even the implied warranty of
14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15    GNU General Public License for more details.
16
17    You should have received a copy of the GNU General Public License
18    along with this program; if not, write to the Free Software
19    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 */
21
22 #include "includes.h"
23
24 extern int Protocol;
25 extern int smb_read_error;
26 extern int global_oplock_break;
27 extern BOOL case_sensitive;
28 extern BOOL case_preserve;
29 extern BOOL short_case_preserve;
30 extern struct current_user current_user;
31
32 static const char *known_nt_pipes[] = {
33         "\\LANMAN",
34         "\\srvsvc",
35         "\\samr",
36         "\\wkssvc",
37         "\\NETLOGON",
38         "\\ntlsa",
39         "\\ntsvcs",
40         "\\lsass",
41         "\\lsarpc",
42         "\\winreg",
43         "\\spoolss",
44         "\\netdfs",
45         "\\rpcecho",
46         NULL
47 };
48
49 /* Map generic permissions to file object specific permissions */
50  
51 struct generic_mapping file_generic_mapping = {
52         FILE_GENERIC_READ,
53         FILE_GENERIC_WRITE,
54         FILE_GENERIC_EXECUTE,
55         FILE_GENERIC_ALL
56 };
57
58 char *nttrans_realloc(char **ptr, size_t size)
59 {
60         char *tptr = NULL;
61         if (ptr==NULL)
62                 smb_panic("nttrans_realloc() called with NULL ptr\n");
63                 
64         tptr = Realloc_zero(*ptr, size);
65         if(tptr == NULL) {
66                 *ptr = NULL;
67                 return NULL;
68         }
69
70         *ptr = tptr;
71
72         return tptr;
73 }
74
75
76 /****************************************************************************
77  Send the required number of replies back.
78  We assume all fields other than the data fields are
79  set correctly for the type of call.
80  HACK ! Always assumes smb_setup field is zero.
81 ****************************************************************************/
82
83 static int send_nt_replies(char *inbuf, char *outbuf, int bufsize, NTSTATUS nt_error, char *params,
84                            int paramsize, char *pdata, int datasize)
85 {
86         extern int max_send;
87         int data_to_send = datasize;
88         int params_to_send = paramsize;
89         int useable_space;
90         char *pp = params;
91         char *pd = pdata;
92         int params_sent_thistime, data_sent_thistime, total_sent_thistime;
93         int alignment_offset = 3;
94         int data_alignment_offset = 0;
95
96         /*
97          * Initially set the wcnt area to be 18 - this is true for all
98          * transNT replies.
99          */
100
101         set_message(outbuf,18,0,True);
102
103         if (NT_STATUS_V(nt_error))
104                 ERROR_NT(nt_error);
105
106         /* 
107          * If there genuinely are no parameters or data to send just send
108          * the empty packet.
109          */
110
111         if(params_to_send == 0 && data_to_send == 0) {
112                 if (!send_smb(smbd_server_fd(),outbuf))
113                         exit_server("send_nt_replies: send_smb failed.");
114                 return 0;
115         }
116
117         /*
118          * When sending params and data ensure that both are nicely aligned.
119          * Only do this alignment when there is also data to send - else
120          * can cause NT redirector problems.
121          */
122
123         if (((params_to_send % 4) != 0) && (data_to_send != 0))
124                 data_alignment_offset = 4 - (params_to_send % 4);
125
126         /* 
127          * Space is bufsize minus Netbios over TCP header minus SMB header.
128          * The alignment_offset is to align the param bytes on a four byte
129          * boundary (2 bytes for data len, one byte pad). 
130          * NT needs this to work correctly.
131          */
132
133         useable_space = bufsize - ((smb_buf(outbuf)+
134                                 alignment_offset+data_alignment_offset) -
135                                 outbuf);
136
137         /*
138          * useable_space can never be more than max_send minus the
139          * alignment offset.
140          */
141
142         useable_space = MIN(useable_space,
143                                 max_send - (alignment_offset+data_alignment_offset));
144
145
146         while (params_to_send || data_to_send) {
147
148                 /*
149                  * Calculate whether we will totally or partially fill this packet.
150                  */
151
152                 total_sent_thistime = params_to_send + data_to_send +
153                                         alignment_offset + data_alignment_offset;
154
155                 /* 
156                  * We can never send more than useable_space.
157                  */
158
159                 total_sent_thistime = MIN(total_sent_thistime, useable_space);
160
161                 set_message(outbuf, 18, total_sent_thistime, True);
162
163                 /*
164                  * Set total params and data to be sent.
165                  */
166
167                 SIVAL(outbuf,smb_ntr_TotalParameterCount,paramsize);
168                 SIVAL(outbuf,smb_ntr_TotalDataCount,datasize);
169
170                 /* 
171                  * Calculate how many parameters and data we can fit into
172                  * this packet. Parameters get precedence.
173                  */
174
175                 params_sent_thistime = MIN(params_to_send,useable_space);
176                 data_sent_thistime = useable_space - params_sent_thistime;
177                 data_sent_thistime = MIN(data_sent_thistime,data_to_send);
178
179                 SIVAL(outbuf,smb_ntr_ParameterCount,params_sent_thistime);
180
181                 if(params_sent_thistime == 0) {
182                         SIVAL(outbuf,smb_ntr_ParameterOffset,0);
183                         SIVAL(outbuf,smb_ntr_ParameterDisplacement,0);
184                 } else {
185                         /*
186                          * smb_ntr_ParameterOffset is the offset from the start of the SMB header to the
187                          * parameter bytes, however the first 4 bytes of outbuf are
188                          * the Netbios over TCP header. Thus use smb_base() to subtract
189                          * them from the calculation.
190                          */
191
192                         SIVAL(outbuf,smb_ntr_ParameterOffset,
193                                 ((smb_buf(outbuf)+alignment_offset) - smb_base(outbuf)));
194                         /* 
195                          * Absolute displacement of param bytes sent in this packet.
196                          */
197
198                         SIVAL(outbuf,smb_ntr_ParameterDisplacement,pp - params);
199                 }
200
201                 /*
202                  * Deal with the data portion.
203                  */
204
205                 SIVAL(outbuf,smb_ntr_DataCount, data_sent_thistime);
206
207                 if(data_sent_thistime == 0) {
208                         SIVAL(outbuf,smb_ntr_DataOffset,0);
209                         SIVAL(outbuf,smb_ntr_DataDisplacement, 0);
210                 } else {
211                         /*
212                          * The offset of the data bytes is the offset of the
213                          * parameter bytes plus the number of parameters being sent this time.
214                          */
215
216                         SIVAL(outbuf,smb_ntr_DataOffset,((smb_buf(outbuf)+alignment_offset) -
217                                 smb_base(outbuf)) + params_sent_thistime + data_alignment_offset);
218                                 SIVAL(outbuf,smb_ntr_DataDisplacement, pd - pdata);
219                 }
220
221                 /* 
222                  * Copy the param bytes into the packet.
223                  */
224
225                 if(params_sent_thistime)
226                         memcpy((smb_buf(outbuf)+alignment_offset),pp,params_sent_thistime);
227
228                 /*
229                  * Copy in the data bytes
230                  */
231
232                 if(data_sent_thistime)
233                         memcpy(smb_buf(outbuf)+alignment_offset+params_sent_thistime+
234                                 data_alignment_offset,pd,data_sent_thistime);
235     
236                 DEBUG(9,("nt_rep: params_sent_thistime = %d, data_sent_thistime = %d, useable_space = %d\n",
237                         params_sent_thistime, data_sent_thistime, useable_space));
238                 DEBUG(9,("nt_rep: params_to_send = %d, data_to_send = %d, paramsize = %d, datasize = %d\n",
239                         params_to_send, data_to_send, paramsize, datasize));
240     
241                 /* Send the packet */
242                 if (!send_smb(smbd_server_fd(),outbuf))
243                         exit_server("send_nt_replies: send_smb failed.");
244     
245                 pp += params_sent_thistime;
246                 pd += data_sent_thistime;
247     
248                 params_to_send -= params_sent_thistime;
249                 data_to_send -= data_sent_thistime;
250
251                 /*
252                  * Sanity check
253                  */
254
255                 if(params_to_send < 0 || data_to_send < 0) {
256                         DEBUG(0,("send_nt_replies failed sanity check pts = %d, dts = %d\n!!!",
257                                 params_to_send, data_to_send));
258                         return -1;
259                 }
260         } 
261
262         return 0;
263 }
264
265 /****************************************************************************
266  Save case statics.
267 ****************************************************************************/
268
269 static BOOL saved_case_sensitive;
270 static BOOL saved_case_preserve;
271 static BOOL saved_short_case_preserve;
272
273 /****************************************************************************
274  Save case semantics.
275 ****************************************************************************/
276
277 static void set_posix_case_semantics(uint32 file_attributes)
278 {
279         if(!(file_attributes & FILE_FLAG_POSIX_SEMANTICS))
280                 return;
281
282         saved_case_sensitive = case_sensitive;
283         saved_case_preserve = case_preserve;
284         saved_short_case_preserve = short_case_preserve;
285
286         /* Set to POSIX. */
287         case_sensitive = True;
288         case_preserve = True;
289         short_case_preserve = True;
290 }
291
292 /****************************************************************************
293  Restore case semantics.
294 ****************************************************************************/
295
296 static void restore_case_semantics(uint32 file_attributes)
297 {
298         if(!(file_attributes & FILE_FLAG_POSIX_SEMANTICS))
299                 return;
300
301         case_sensitive = saved_case_sensitive;
302         case_preserve = saved_case_preserve;
303         short_case_preserve = saved_short_case_preserve;
304 }
305
306 /****************************************************************************
307  Utility function to map create disposition.
308 ****************************************************************************/
309
310 static int map_create_disposition( uint32 create_disposition)
311 {
312         int ret;
313
314         switch( create_disposition ) {
315                 case FILE_CREATE:
316                         /* create if not exist, fail if exist */
317                         ret = (FILE_CREATE_IF_NOT_EXIST|FILE_EXISTS_FAIL);
318                         break;
319                 case FILE_SUPERSEDE:
320                 case FILE_OVERWRITE_IF:
321                         /* create if not exist, trunc if exist */
322                         ret = (FILE_CREATE_IF_NOT_EXIST|FILE_EXISTS_TRUNCATE);
323                         break;
324                 case FILE_OPEN:
325                         /* fail if not exist, open if exists */
326                         ret = (FILE_FAIL_IF_NOT_EXIST|FILE_EXISTS_OPEN);
327                         break;
328                 case FILE_OPEN_IF:
329                         /* create if not exist, open if exists */
330                         ret = (FILE_CREATE_IF_NOT_EXIST|FILE_EXISTS_OPEN);
331                         break;
332                 case FILE_OVERWRITE:
333                         /* fail if not exist, truncate if exists */
334                         ret = (FILE_FAIL_IF_NOT_EXIST|FILE_EXISTS_TRUNCATE);
335                         break;
336                 default:
337                         DEBUG(0,("map_create_disposition: Incorrect value for create_disposition = %d\n",
338                                 create_disposition ));
339                         return -1;
340         }
341
342         DEBUG(10,("map_create_disposition: Mapped create_disposition 0x%lx to 0x%x\n",
343                         (unsigned long)create_disposition, ret ));
344
345         return ret;
346 }
347
348 /****************************************************************************
349  Utility function to map share modes.
350 ****************************************************************************/
351
352 static int map_share_mode( char *fname, uint32 create_options,
353                         uint32 *desired_access, uint32 share_access, uint32 file_attributes)
354 {
355         int smb_open_mode = -1;
356
357         /*
358          * Convert GENERIC bits to specific bits.
359          */
360
361         se_map_generic(desired_access, &file_generic_mapping);
362
363         switch( *desired_access & (FILE_READ_DATA|FILE_WRITE_DATA|FILE_APPEND_DATA) ) {
364                 case FILE_READ_DATA:
365                         smb_open_mode = DOS_OPEN_RDONLY;
366                         break;
367                 case FILE_WRITE_DATA:
368                 case FILE_APPEND_DATA:
369                 case FILE_WRITE_DATA|FILE_APPEND_DATA:
370                         smb_open_mode = DOS_OPEN_WRONLY;
371                         break;
372                 case FILE_READ_DATA|FILE_WRITE_DATA:
373                 case FILE_READ_DATA|FILE_WRITE_DATA|FILE_APPEND_DATA:
374                 case FILE_READ_DATA|FILE_APPEND_DATA:
375                         smb_open_mode = DOS_OPEN_RDWR;
376                         break;
377         }
378
379         /*
380          * NB. For DELETE_ACCESS we should really check the
381          * directory permissions, as that is what controls
382          * delete, and for WRITE_DAC_ACCESS we should really
383          * check the ownership, as that is what controls the
384          * chmod. Note that this is *NOT* a security hole (this
385          * note is for you, Andrew) as we are not *allowing*
386          * the access at this point, the actual unlink or
387          * chown or chmod call would do this. We are just helping
388          * clients out by telling them if they have a hope
389          * of any of this succeeding. POSIX acls may still
390          * deny the real call. JRA.
391          */
392
393         if (smb_open_mode == -1) {
394
395                 if(*desired_access & (DELETE_ACCESS|WRITE_DAC_ACCESS|WRITE_OWNER_ACCESS|SYNCHRONIZE_ACCESS|
396                                         FILE_EXECUTE|FILE_READ_ATTRIBUTES|
397                                         FILE_READ_EA|FILE_WRITE_EA|SYSTEM_SECURITY_ACCESS|
398                                         FILE_WRITE_ATTRIBUTES|READ_CONTROL_ACCESS)) {
399                         smb_open_mode = DOS_OPEN_RDONLY;
400                 } else if(*desired_access == 0) {
401
402                         /* 
403                          * JRA - NT seems to sometimes send desired_access as zero. play it safe
404                          * and map to a stat open.
405                          */
406
407                         smb_open_mode = DOS_OPEN_RDONLY;
408
409                 } else {
410                         DEBUG(0,("map_share_mode: Incorrect value 0x%lx for desired_access to file %s\n",
411                                 (unsigned long)*desired_access, fname));
412                         return -1;
413                 }
414         }
415
416         /*
417          * Set the special bit that means allow share delete.
418          * This is held outside the normal share mode bits at 1<<15.
419          * JRA.
420          */
421
422         if(share_access & FILE_SHARE_DELETE) {
423                 smb_open_mode |= ALLOW_SHARE_DELETE;
424                 DEBUG(10,("map_share_mode: FILE_SHARE_DELETE requested. open_mode = 0x%x\n", smb_open_mode));
425         }
426
427         /*
428          * We need to store the intent to open for Delete. This
429          * is what determines if a delete on close flag can be set.
430          * This is the wrong way (and place) to store this, but for 2.2 this
431          * is the only practical way. JRA.
432          */
433
434         if(*desired_access & DELETE_ACCESS) {
435                 DEBUG(10,("map_share_mode: DELETE_ACCESS requested. open_mode = 0x%x\n", smb_open_mode));
436         }
437
438         if (create_options & FILE_DELETE_ON_CLOSE) {
439                 /* Implicit delete access is *NOT* requested... */
440                 smb_open_mode |= DELETE_ON_CLOSE_FLAG;
441                 DEBUG(10,("map_share_mode: FILE_DELETE_ON_CLOSE requested. open_mode = 0x%x\n", smb_open_mode));
442         }
443
444         /* Add in the requested share mode. */
445         switch( share_access & (FILE_SHARE_READ|FILE_SHARE_WRITE)) {
446                 case FILE_SHARE_READ:
447                         smb_open_mode |= SET_DENY_MODE(DENY_WRITE);
448                         break;
449                 case FILE_SHARE_WRITE:
450                         smb_open_mode |= SET_DENY_MODE(DENY_READ);
451                         break;
452                 case (FILE_SHARE_READ|FILE_SHARE_WRITE):
453                         smb_open_mode |= SET_DENY_MODE(DENY_NONE);
454                         break;
455                 case FILE_SHARE_NONE:
456                         smb_open_mode |= SET_DENY_MODE(DENY_ALL);
457                         break;
458         }
459
460         /*
461          * Handle an O_SYNC request.
462          */
463
464         if(file_attributes & FILE_FLAG_WRITE_THROUGH)
465                 smb_open_mode |= FILE_SYNC_OPENMODE;
466
467         DEBUG(10,("map_share_mode: Mapped desired access 0x%lx, share access 0x%lx, file attributes 0x%lx \
468 to open_mode 0x%x\n", (unsigned long)*desired_access, (unsigned long)share_access,
469                 (unsigned long)file_attributes, smb_open_mode ));
470  
471         return smb_open_mode;
472 }
473
474 /****************************************************************************
475  Reply to an NT create and X call on a pipe.
476 ****************************************************************************/
477
478 static int nt_open_pipe(char *fname, connection_struct *conn,
479                         char *inbuf, char *outbuf, int *ppnum)
480 {
481         smb_np_struct *p = NULL;
482
483         uint16 vuid = SVAL(inbuf, smb_uid);
484         int i;
485
486         DEBUG(4,("nt_open_pipe: Opening pipe %s.\n", fname));
487     
488         /* See if it is one we want to handle. */
489
490         if (lp_disable_spoolss() && strequal(fname, "\\spoolss"))
491                 return(ERROR_BOTH(NT_STATUS_OBJECT_NAME_NOT_FOUND,ERRDOS,ERRbadpipe));
492
493         for( i = 0; known_nt_pipes[i]; i++ )
494                 if( strequal(fname,known_nt_pipes[i]))
495                         break;
496     
497         if ( known_nt_pipes[i] == NULL )
498                 return(ERROR_BOTH(NT_STATUS_OBJECT_NAME_NOT_FOUND,ERRDOS,ERRbadpipe));
499     
500         /* Strip \\ off the name. */
501         fname++;
502     
503         DEBUG(3,("nt_open_pipe: Known pipe %s opening.\n", fname));
504
505         p = open_rpc_pipe_p(fname, conn, vuid);
506         if (!p)
507                 return(ERROR_DOS(ERRSRV,ERRnofids));
508
509         *ppnum = p->pnum;
510
511         return 0;
512 }
513
514 /****************************************************************************
515  Reply to an NT create and X call for pipes.
516 ****************************************************************************/
517
518 static int do_ntcreate_pipe_open(connection_struct *conn,
519                          char *inbuf,char *outbuf,int length,int bufsize)
520 {
521         pstring fname;
522         int ret;
523         int pnum = -1;
524         char *p = NULL;
525
526         srvstr_pull_buf(inbuf, fname, smb_buf(inbuf), sizeof(fname), STR_TERMINATE);
527
528         if ((ret = nt_open_pipe(fname, conn, inbuf, outbuf, &pnum)) != 0)
529                 return ret;
530
531         /*
532          * Deal with pipe return.
533          */  
534
535         set_message(outbuf,34,0,True);
536
537         p = outbuf + smb_vwv2;
538         p++;
539         SSVAL(p,0,pnum);
540         p += 2;
541         SIVAL(p,0,FILE_WAS_OPENED);
542         p += 4;
543         p += 32;
544         SIVAL(p,0,FILE_ATTRIBUTE_NORMAL); /* File Attributes. */
545         p += 20;
546         /* File type. */
547         SSVAL(p,0,FILE_TYPE_MESSAGE_MODE_PIPE);
548         /* Device state. */
549         SSVAL(p,2, 0x5FF); /* ? */
550
551         DEBUG(5,("do_ntcreate_pipe_open: open pipe = %s\n", fname));
552
553         return chain_reply(inbuf,outbuf,length,bufsize);
554 }
555
556 /****************************************************************************
557  Reply to an NT create and X call.
558 ****************************************************************************/
559
560 int reply_ntcreate_and_X(connection_struct *conn,
561                          char *inbuf,char *outbuf,int length,int bufsize)
562 {  
563         int result;
564         pstring fname;
565         enum FAKE_FILE_TYPE fake_file_type = 0;
566         uint32 flags = IVAL(inbuf,smb_ntcreate_Flags);
567         uint32 desired_access = IVAL(inbuf,smb_ntcreate_DesiredAccess);
568         uint32 file_attributes = IVAL(inbuf,smb_ntcreate_FileAttributes);
569         uint32 share_access = IVAL(inbuf,smb_ntcreate_ShareAccess);
570         uint32 create_disposition = IVAL(inbuf,smb_ntcreate_CreateDisposition);
571         uint32 create_options = IVAL(inbuf,smb_ntcreate_CreateOptions);
572         uint16 root_dir_fid = (uint16)IVAL(inbuf,smb_ntcreate_RootDirectoryFid);
573         SMB_BIG_UINT allocation_size = 0;
574         int smb_ofun;
575         int smb_open_mode;
576         int smb_attr = (file_attributes & SAMBA_ATTRIBUTES_MASK);
577         /* Breakout the oplock request bits so we can set the
578            reply bits separately. */
579         int oplock_request = 0;
580         mode_t unixmode;
581         int fmode=0,rmode=0;
582         SMB_OFF_T file_len = 0;
583         SMB_STRUCT_STAT sbuf;
584         int smb_action = 0;
585         BOOL bad_path = False;
586         files_struct *fsp=NULL;
587         char *p = NULL;
588         time_t c_time;
589         BOOL extended_oplock_granted = False;
590
591         START_PROFILE(SMBntcreateX);
592
593         DEBUG(10,("reply_ntcreateX: flags = 0x%x, desired_access = 0x%x \
594 file_attributes = 0x%x, share_access = 0x%x, create_disposition = 0x%x \
595 create_options = 0x%x root_dir_fid = 0x%x\n", flags, desired_access, file_attributes,
596                         share_access, create_disposition,
597                         create_options, root_dir_fid ));
598
599         /* If it's an IPC, use the pipe handler. */
600
601         if (IS_IPC(conn)) {
602                 if (lp_nt_pipe_support()) {
603                         END_PROFILE(SMBntcreateX);
604                         return do_ntcreate_pipe_open(conn,inbuf,outbuf,length,bufsize);
605                 } else {
606                         END_PROFILE(SMBntcreateX);
607                         return(ERROR_DOS(ERRDOS,ERRnoaccess));
608                 }
609         }
610                         
611         if (create_options & FILE_OPEN_BY_FILE_ID) {
612                 END_PROFILE(SMBntcreateX);
613                 return ERROR_NT(NT_STATUS_NOT_SUPPORTED);
614         }
615
616         /* 
617          * We need to construct the open_and_X ofun value from the
618          * NT values, as that's what our code is structured to accept.
619          */    
620         
621         if((smb_ofun = map_create_disposition( create_disposition )) == -1) {
622                 END_PROFILE(SMBntcreateX);
623                 return(ERROR_DOS(ERRDOS,ERRnoaccess));
624         }
625
626         /*
627          * Get the file name.
628          */
629
630         if(root_dir_fid != 0) {
631                 /*
632                  * This filename is relative to a directory fid.
633                  */
634                 files_struct *dir_fsp = file_fsp(inbuf,smb_ntcreate_RootDirectoryFid);
635                 size_t dir_name_len;
636
637                 if(!dir_fsp) {
638                         END_PROFILE(SMBntcreateX);
639                         return(ERROR_DOS(ERRDOS,ERRbadfid));
640                 }
641
642                 if(!dir_fsp->is_directory) {
643
644                         srvstr_pull_buf(inbuf, fname, smb_buf(inbuf), sizeof(fname), STR_TERMINATE);
645
646                         /* 
647                          * Check to see if this is a mac fork of some kind.
648                          */
649
650                         if( strchr_m(fname, ':')) {
651                                 END_PROFILE(SMBntcreateX);
652                                 return ERROR_NT(NT_STATUS_OBJECT_PATH_NOT_FOUND);
653                         }
654
655
656                         /*
657                           we need to handle the case when we get a
658                           relative open relative to a file and the
659                           pathname is blank - this is a reopen!
660                           (hint from demyn plantenberg)
661                         */
662                         
663
664                         END_PROFILE(SMBntcreateX);
665                         return(ERROR_DOS(ERRDOS,ERRbadfid));
666                 }
667
668                 /*
669                  * Copy in the base directory name.
670                  */
671
672                 pstrcpy( fname, dir_fsp->fsp_name );
673                 dir_name_len = strlen(fname);
674
675                 /*
676                  * Ensure it ends in a '\'.
677                  */
678
679                 if(fname[dir_name_len-1] != '\\' && fname[dir_name_len-1] != '/') {
680                         pstrcat(fname, "\\");
681                         dir_name_len++;
682                 }
683
684                 srvstr_pull_buf(inbuf, &fname[dir_name_len], smb_buf(inbuf), sizeof(fname)-dir_name_len, STR_TERMINATE);
685         } else {
686                 srvstr_pull_buf(inbuf, fname, smb_buf(inbuf), sizeof(fname), STR_TERMINATE);
687
688                 /* 
689                  * Check to see if this is a mac fork of some kind.
690                  */
691
692                 if( strchr_m(fname, ':')) {
693                         
694 #ifdef WITH_QUOTAS
695                         if ((fake_file_type=is_fake_file(fname))!=0) {
696                                 /*
697                                  * here we go! support for changing the disk quotas --metze
698                                  *
699                                  * we need to fake up to open this MAGIC QUOTA file 
700                                  * and return a valid FID
701                                  *
702                                  * w2k close this file directly after openening
703                                  * xp also tries a QUERY_FILE_INFO on the file and then close it
704                                  */
705                         } else {
706 #endif
707                                 END_PROFILE(SMBntcreateX);
708                                 return ERROR_NT(NT_STATUS_OBJECT_PATH_NOT_FOUND);
709 #ifdef WITH_QUOTAS
710                         }
711 #endif
712                 }
713         }
714         
715         /*
716          * Now contruct the smb_open_mode value from the filename, 
717          * desired access and the share access.
718          */
719         RESOLVE_DFSPATH(fname, conn, inbuf, outbuf);
720
721         if((smb_open_mode = map_share_mode(fname, create_options, &desired_access, 
722                                            share_access, 
723                                            file_attributes)) == -1) {
724                 END_PROFILE(SMBntcreateX);
725                 return ERROR_DOS(ERRDOS,ERRnoaccess);
726         }
727
728         oplock_request = (flags & REQUEST_OPLOCK) ? EXCLUSIVE_OPLOCK : 0;
729         if (oplock_request) {
730                 oplock_request |= (flags & REQUEST_BATCH_OPLOCK) ? BATCH_OPLOCK : 0;
731         }
732
733         /*
734          * Ordinary file or directory.
735          */
736                 
737         /*
738          * Check if POSIX semantics are wanted.
739          */
740                 
741         set_posix_case_semantics(file_attributes);
742                 
743         unix_convert(fname,conn,0,&bad_path,&sbuf);
744                 
745         unixmode = unix_mode(conn,smb_attr | aARCH, fname);
746     
747         /* 
748          * If it's a request for a directory open, deal with it separately.
749          */
750
751         if(create_options & FILE_DIRECTORY_FILE) {
752                 oplock_request = 0;
753                 
754                 /* Can't open a temp directory. IFS kit test. */
755                 if (file_attributes & FILE_ATTRIBUTE_TEMPORARY) {
756                         END_PROFILE(SMBntcreateX);
757                         return ERROR_NT(NT_STATUS_INVALID_PARAMETER);
758                 }
759
760                 fsp = open_directory(conn, fname, &sbuf, desired_access, smb_open_mode, smb_ofun, unixmode, &smb_action);
761                         
762                 restore_case_semantics(file_attributes);
763
764                 if(!fsp) {
765                         set_bad_path_error(errno, bad_path);
766                         END_PROFILE(SMBntcreateX);
767                         return(UNIXERROR(ERRDOS,ERRnoaccess));
768                 }
769         } else {
770                 /*
771                  * Ordinary file case.
772                  */
773
774                 /* NB. We have a potential bug here. If we
775                  * cause an oplock break to ourselves, then we
776                  * could end up processing filename related
777                  * SMB requests whilst we await the oplock
778                  * break response. As we may have changed the
779                  * filename case semantics to be POSIX-like,
780                  * this could mean a filename request could
781                  * fail when it should succeed. This is a rare
782                  * condition, but eventually we must arrange
783                  * to restore the correct case semantics
784                  * before issuing an oplock break request to
785                  * our client. JRA.  */
786
787                 if (fake_file_type==0) {
788                         fsp = open_file_shared1(conn,fname,&sbuf,
789                                         desired_access,
790                                         smb_open_mode,
791                                         smb_ofun,unixmode, oplock_request,
792                                         &rmode,&smb_action);
793                 } else {
794                         /* to open a fake_file --metze */
795                         fsp = open_fake_file_shared1(fake_file_type,conn,fname,&sbuf,
796                                         desired_access,
797                                         smb_open_mode,
798                                         smb_ofun,unixmode, oplock_request,
799                                         &rmode,&smb_action);
800                 }
801                 
802                 if (!fsp) { 
803                         /* We cheat here. There are two cases we
804                          * care about. One is a directory rename,
805                          * where the NT client will attempt to
806                          * open the source directory for
807                          * DELETE access. Note that when the
808                          * NT client does this it does *not*
809                          * set the directory bit in the
810                          * request packet. This is translated
811                          * into a read/write open
812                          * request. POSIX states that any open
813                          * for write request on a directory
814                          * will generate an EISDIR error, so
815                          * we can catch this here and open a
816                          * pseudo handle that is flagged as a
817                          * directory. The second is an open
818                          * for a permissions read only, which
819                          * we handle in the open_file_stat case. JRA.
820                          */
821
822                         if(errno == EISDIR) {
823
824                                 /*
825                                  * Fail the open if it was explicitly a non-directory file.
826                                  */
827
828                                 if (create_options & FILE_NON_DIRECTORY_FILE) {
829                                         restore_case_semantics(file_attributes);
830                                         SSVAL(outbuf, smb_flg2, 
831                                               SVAL(outbuf,smb_flg2) | FLAGS2_32_BIT_ERROR_CODES);
832                                         END_PROFILE(SMBntcreateX);
833                                         return ERROR_NT(NT_STATUS_FILE_IS_A_DIRECTORY);
834                                 }
835         
836                                 oplock_request = 0;
837                                 fsp = open_directory(conn, fname, &sbuf, desired_access, smb_open_mode, smb_ofun, unixmode, &smb_action);
838                                 
839                                 if(!fsp) {
840                                         restore_case_semantics(file_attributes);
841                                         set_bad_path_error(errno, bad_path);
842                                         END_PROFILE(SMBntcreateX);
843                                         return(UNIXERROR(ERRDOS,ERRnoaccess));
844                                 }
845                         } else {
846
847                                 restore_case_semantics(file_attributes);
848                                 set_bad_path_error(errno, bad_path);
849                                 END_PROFILE(SMBntcreateX);
850                                 return(UNIXERROR(ERRDOS,ERRnoaccess));
851                         }
852                 } 
853         }
854                 
855         restore_case_semantics(file_attributes);
856                 
857         file_len = sbuf.st_size;
858         fmode = dos_mode(conn,fname,&sbuf);
859         if(fmode == 0)
860                 fmode = FILE_ATTRIBUTE_NORMAL;
861         if (!fsp->is_directory && (fmode & aDIR)) {
862                 close_file(fsp,False);
863                 END_PROFILE(SMBntcreateX);
864                 return ERROR_DOS(ERRDOS,ERRnoaccess);
865         } 
866         
867         /* Save the requested allocation size. */
868         allocation_size = (SMB_BIG_UINT)IVAL(inbuf,smb_ntcreate_AllocationSize);
869 #ifdef LARGE_SMB_OFF_T
870         allocation_size |= (((SMB_BIG_UINT)IVAL(inbuf,smb_ntcreate_AllocationSize + 4)) << 32);
871 #endif
872         if (allocation_size && (allocation_size > (SMB_BIG_UINT)file_len)) {
873                 fsp->initial_allocation_size = SMB_ROUNDUP(allocation_size,SMB_ROUNDUP_ALLOCATION_SIZE);
874                 if (vfs_allocate_file_space(fsp, fsp->initial_allocation_size) == -1) {
875                         close_file(fsp,False);
876                         END_PROFILE(SMBntcreateX);
877                         return ERROR_NT(NT_STATUS_DISK_FULL);
878                 }
879         } else {
880                 fsp->initial_allocation_size = SMB_ROUNDUP(((SMB_BIG_UINT)file_len),SMB_ROUNDUP_ALLOCATION_SIZE);
881         }
882
883         /* 
884          * If the caller set the extended oplock request bit
885          * and we granted one (by whatever means) - set the
886          * correct bit for extended oplock reply.
887          */
888         
889         if (oplock_request && lp_fake_oplocks(SNUM(conn)))
890                 extended_oplock_granted = True;
891         
892         if(oplock_request && EXCLUSIVE_OPLOCK_TYPE(fsp->oplock_type))
893                 extended_oplock_granted = True;
894
895 #if 0
896         /* W2K sends back 42 words here ! If we do the same it breaks offline sync. Go figure... ? JRA. */
897         set_message(outbuf,42,0,True);
898 #else
899         set_message(outbuf,34,0,True);
900 #endif
901         
902         p = outbuf + smb_vwv2;
903         
904         /*
905          * Currently as we don't support level II oplocks we just report
906          * exclusive & batch here.
907          */
908
909         if (extended_oplock_granted) {
910                 if (flags & REQUEST_BATCH_OPLOCK) {
911                         SCVAL(p,0, BATCH_OPLOCK_RETURN);
912                 } else {
913                         SCVAL(p,0, EXCLUSIVE_OPLOCK_RETURN);
914                 }
915         } else if (LEVEL_II_OPLOCK_TYPE(fsp->oplock_type)) {
916                 SCVAL(p,0, LEVEL_II_OPLOCK_RETURN);
917         } else {
918                 SCVAL(p,0,NO_OPLOCK_RETURN);
919         }
920         
921         p++;
922         SSVAL(p,0,fsp->fnum);
923         p += 2;
924         if ((create_disposition == FILE_SUPERSEDE) && (smb_action == FILE_WAS_OVERWRITTEN))
925                 SIVAL(p,0,FILE_WAS_SUPERSEDED);
926         else
927                 SIVAL(p,0,smb_action);
928         p += 4;
929         
930         /* Create time. */  
931         c_time = get_create_time(&sbuf,lp_fake_dir_create_times(SNUM(conn)));
932
933         if (lp_dos_filetime_resolution(SNUM(conn))) {
934                 c_time &= ~1;
935                 sbuf.st_atime &= ~1;
936                 sbuf.st_mtime &= ~1;
937                 sbuf.st_mtime &= ~1;
938         }
939
940         put_long_date(p,c_time);
941         p += 8;
942         put_long_date(p,sbuf.st_atime); /* access time */
943         p += 8;
944         put_long_date(p,sbuf.st_mtime); /* write time */
945         p += 8;
946         put_long_date(p,sbuf.st_mtime); /* change time */
947         p += 8;
948         SIVAL(p,0,fmode); /* File Attributes. */
949         p += 4;
950         SOFF_T(p, 0, get_allocation_size(fsp,&sbuf));
951         p += 8;
952         SOFF_T(p,0,file_len);
953         p += 12;
954         SCVAL(p,0,fsp->is_directory ? 1 : 0);
955         
956         DEBUG(5,("reply_ntcreate_and_X: fnum = %d, open name = %s\n", fsp->fnum, fsp->fsp_name));
957
958         result = chain_reply(inbuf,outbuf,length,bufsize);
959         END_PROFILE(SMBntcreateX);
960         return result;
961 }
962
963 /****************************************************************************
964  Reply to a NT_TRANSACT_CREATE call to open a pipe.
965 ****************************************************************************/
966
967 static int do_nt_transact_create_pipe( connection_struct *conn,
968                                         char *inbuf, char *outbuf, int length, 
969                                         int bufsize, char **ppsetup, char **ppparams, 
970                                         char **ppdata)
971 {
972         pstring fname;
973         int total_parameter_count = (int)IVAL(inbuf, smb_nt_TotalParameterCount);
974         char *params = *ppparams;
975         int ret;
976         int pnum = -1;
977         char *p = NULL;
978
979         /*
980          * Ensure minimum number of parameters sent.
981          */
982
983         if(total_parameter_count < 54) {
984                 DEBUG(0,("do_nt_transact_create_pipe - insufficient parameters (%u)\n", (unsigned int)total_parameter_count));
985                 return ERROR_DOS(ERRDOS,ERRnoaccess);
986         }
987
988         srvstr_pull(inbuf, fname, params+53, sizeof(fname), total_parameter_count-53, STR_TERMINATE);
989
990         if ((ret = nt_open_pipe(fname, conn, inbuf, outbuf, &pnum)) != 0)
991                 return ret;
992         
993         /* Realloc the size of parameters and data we will return */
994         params = nttrans_realloc(ppparams, 69);
995         if(params == NULL)
996                 return ERROR_DOS(ERRDOS,ERRnomem);
997         
998         p = params;
999         SCVAL(p,0,NO_OPLOCK_RETURN);
1000         
1001         p += 2;
1002         SSVAL(p,0,pnum);
1003         p += 2;
1004         SIVAL(p,0,FILE_WAS_OPENED);
1005         p += 8;
1006         
1007         p += 32;
1008         SIVAL(p,0,FILE_ATTRIBUTE_NORMAL); /* File Attributes. */
1009         p += 20;
1010         /* File type. */
1011         SSVAL(p,0,FILE_TYPE_MESSAGE_MODE_PIPE);
1012         /* Device state. */
1013         SSVAL(p,2, 0x5FF); /* ? */
1014         
1015         DEBUG(5,("do_nt_transact_create_pipe: open name = %s\n", fname));
1016         
1017         /* Send the required number of replies */
1018         send_nt_replies(inbuf, outbuf, bufsize, NT_STATUS_OK, params, 69, *ppdata, 0);
1019         
1020         return -1;
1021 }
1022
1023 /****************************************************************************
1024  Internal fn to set security descriptors.
1025 ****************************************************************************/
1026
1027 static NTSTATUS set_sd(files_struct *fsp, char *data, uint32 sd_len, uint32 security_info_sent)
1028 {
1029         prs_struct pd;
1030         SEC_DESC *psd = NULL;
1031         TALLOC_CTX *mem_ctx;
1032         BOOL ret;
1033         
1034         if (sd_len == 0) {
1035                 return NT_STATUS_OK;
1036         }
1037
1038         /*
1039          * Init the parse struct we will unmarshall from.
1040          */
1041
1042         if ((mem_ctx = talloc_init("set_sd")) == NULL) {
1043                 DEBUG(0,("set_sd: talloc_init failed.\n"));
1044                 return NT_STATUS_NO_MEMORY;
1045         }
1046
1047         prs_init(&pd, 0, mem_ctx, UNMARSHALL);
1048
1049         /*
1050          * Setup the prs_struct to point at the memory we just
1051          * allocated.
1052          */
1053         
1054         prs_give_memory( &pd, data, sd_len, False);
1055
1056         /*
1057          * Finally, unmarshall from the data buffer.
1058          */
1059
1060         if(!sec_io_desc( "sd data", &psd, &pd, 1)) {
1061                 DEBUG(0,("set_sd: Error in unmarshalling security descriptor.\n"));
1062                 /*
1063                  * Return access denied for want of a better error message..
1064                  */ 
1065                 talloc_destroy(mem_ctx);
1066                 return NT_STATUS_NO_MEMORY;
1067         }
1068         
1069         if (psd->off_owner_sid==0)
1070                 security_info_sent &= ~OWNER_SECURITY_INFORMATION;
1071         if (psd->off_grp_sid==0)
1072                 security_info_sent &= ~GROUP_SECURITY_INFORMATION;
1073         if (psd->off_sacl==0)
1074                 security_info_sent &= ~SACL_SECURITY_INFORMATION;
1075         if (psd->off_dacl==0)
1076                 security_info_sent &= ~DACL_SECURITY_INFORMATION;
1077         
1078         ret = SMB_VFS_FSET_NT_ACL( fsp, fsp->fd, security_info_sent, psd);
1079         
1080         if (!ret) {
1081                 talloc_destroy(mem_ctx);
1082                 return NT_STATUS_ACCESS_DENIED;
1083         }
1084         
1085         talloc_destroy(mem_ctx);
1086         
1087         return NT_STATUS_OK;
1088 }
1089
1090 /****************************************************************************
1091  Reply to a NT_TRANSACT_CREATE call (needs to process SD's).
1092 ****************************************************************************/
1093
1094 static int call_nt_transact_create(connection_struct *conn,
1095                                         char *inbuf, char *outbuf, int length, 
1096                                         int bufsize, char **ppsetup, char **ppparams, 
1097                                         char **ppdata)
1098 {
1099         pstring fname;
1100         char *params = *ppparams;
1101         char *data = *ppdata;
1102         int total_parameter_count = (int)IVAL(inbuf, smb_nt_TotalParameterCount);
1103         /* Breakout the oplock request bits so we can set the reply bits separately. */
1104         int oplock_request = 0;
1105         mode_t unixmode;
1106         int fmode=0,rmode=0;
1107         SMB_OFF_T file_len = 0;
1108         SMB_STRUCT_STAT sbuf;
1109         int smb_action = 0;
1110         BOOL bad_path = False;
1111         files_struct *fsp = NULL;
1112         char *p = NULL;
1113         BOOL extended_oplock_granted = False;
1114         uint32 flags;
1115         uint32 desired_access;
1116         uint32 file_attributes;
1117         uint32 share_access;
1118         uint32 create_disposition;
1119         uint32 create_options;
1120         uint32 sd_len;
1121         uint16 root_dir_fid;
1122         SMB_BIG_UINT allocation_size = 0;
1123         int smb_ofun;
1124         int smb_open_mode;
1125         int smb_attr;
1126         time_t c_time;
1127         NTSTATUS nt_status;
1128
1129         DEBUG(5,("call_nt_transact_create\n"));
1130
1131         /*
1132          * If it's an IPC, use the pipe handler.
1133          */
1134
1135         if (IS_IPC(conn)) {
1136                 if (lp_nt_pipe_support())
1137                         return do_nt_transact_create_pipe(conn, inbuf, outbuf, length, 
1138                                         bufsize, ppsetup, ppparams, ppdata);
1139                 else
1140                         return ERROR_DOS(ERRDOS,ERRnoaccess);
1141         }
1142
1143         /*
1144          * Ensure minimum number of parameters sent.
1145          */
1146
1147         if(total_parameter_count < 54) {
1148                 DEBUG(0,("call_nt_transact_create - insufficient parameters (%u)\n", (unsigned int)total_parameter_count));
1149                 return ERROR_DOS(ERRDOS,ERRnoaccess);
1150         }
1151
1152         flags = IVAL(params,0);
1153         desired_access = IVAL(params,8);
1154         file_attributes = IVAL(params,20);
1155         share_access = IVAL(params,24);
1156         create_disposition = IVAL(params,28);
1157         create_options = IVAL(params,32);
1158         sd_len = IVAL(params,36);
1159         root_dir_fid = (uint16)IVAL(params,4);
1160         smb_attr = (file_attributes & SAMBA_ATTRIBUTES_MASK);
1161
1162         if (create_options & FILE_OPEN_BY_FILE_ID) {
1163                 END_PROFILE(SMBntcreateX);
1164                 return ERROR_NT(NT_STATUS_NOT_SUPPORTED);
1165         }
1166
1167         /* 
1168          * We need to construct the open_and_X ofun value from the
1169          * NT values, as that's what our code is structured to accept.
1170          */    
1171
1172         if((smb_ofun = map_create_disposition( create_disposition )) == -1)
1173                 return ERROR_DOS(ERRDOS,ERRbadmem);
1174
1175         /*
1176          * Get the file name.
1177          */
1178
1179         if(root_dir_fid != 0) {
1180                 /*
1181                  * This filename is relative to a directory fid.
1182                  */
1183
1184                 files_struct *dir_fsp = file_fsp(params,4);
1185                 size_t dir_name_len;
1186
1187                 if(!dir_fsp)
1188                         return ERROR_DOS(ERRDOS,ERRbadfid);
1189
1190                 if(!dir_fsp->is_directory) {
1191
1192                         srvstr_pull(inbuf, fname, params+53, sizeof(fname), total_parameter_count-53, STR_TERMINATE);
1193
1194                         /*
1195                          * Check to see if this is a mac fork of some kind.
1196                          */
1197
1198                         if( strchr_m(fname, ':'))
1199                                 return ERROR_NT(NT_STATUS_OBJECT_PATH_NOT_FOUND);
1200
1201                         return ERROR_DOS(ERRDOS,ERRbadfid);
1202                 }
1203
1204                 /*
1205                  * Copy in the base directory name.
1206                  */
1207
1208                 pstrcpy( fname, dir_fsp->fsp_name );
1209                 dir_name_len = strlen(fname);
1210
1211                 /*
1212                  * Ensure it ends in a '\'.
1213                  */
1214
1215                 if((fname[dir_name_len-1] != '\\') && (fname[dir_name_len-1] != '/')) {
1216                         pstrcat(fname, "\\");
1217                         dir_name_len++;
1218                 }
1219
1220                 srvstr_pull(inbuf, &fname[dir_name_len], params+53, sizeof(fname)-dir_name_len, 
1221                                 total_parameter_count-53, STR_TERMINATE);
1222         } else {
1223                 srvstr_pull(inbuf, fname, params+53, sizeof(fname), total_parameter_count-53, STR_TERMINATE);
1224
1225                 /*
1226                  * Check to see if this is a mac fork of some kind.
1227                  */
1228
1229                 if( strchr_m(fname, ':'))
1230                         return ERROR_NT(NT_STATUS_OBJECT_PATH_NOT_FOUND);
1231         }
1232
1233         /*
1234          * Now contruct the smb_open_mode value from the desired access
1235          * and the share access.
1236          */
1237
1238         if((smb_open_mode = map_share_mode( fname, create_options, &desired_access,
1239                                                 share_access, file_attributes)) == -1)
1240                 return ERROR_DOS(ERRDOS,ERRnoaccess);
1241
1242         oplock_request = (flags & REQUEST_OPLOCK) ? EXCLUSIVE_OPLOCK : 0;
1243         oplock_request |= (flags & REQUEST_BATCH_OPLOCK) ? BATCH_OPLOCK : 0;
1244
1245         /*
1246          * Check if POSIX semantics are wanted.
1247          */
1248
1249         set_posix_case_semantics(file_attributes);
1250     
1251         RESOLVE_DFSPATH(fname, conn, inbuf, outbuf);
1252
1253         unix_convert(fname,conn,0,&bad_path,&sbuf);
1254     
1255         unixmode = unix_mode(conn,smb_attr | aARCH, fname);
1256    
1257         /*
1258          * If it's a request for a directory open, deal with it separately.
1259          */
1260
1261         if(create_options & FILE_DIRECTORY_FILE) {
1262
1263                 /* Can't open a temp directory. IFS kit test. */
1264                 if (file_attributes & FILE_ATTRIBUTE_TEMPORARY) {
1265                         END_PROFILE(SMBntcreateX);
1266                         return ERROR_NT(NT_STATUS_INVALID_PARAMETER);
1267                 }
1268
1269                 oplock_request = 0;
1270
1271                 /*
1272                  * We will get a create directory here if the Win32
1273                  * app specified a security descriptor in the 
1274                  * CreateDirectory() call.
1275                  */
1276
1277                 fsp = open_directory(conn, fname, &sbuf, desired_access, smb_open_mode, smb_ofun, unixmode, &smb_action);
1278
1279                 if(!fsp) {
1280                         restore_case_semantics(file_attributes);
1281                         set_bad_path_error(errno, bad_path);
1282                         return(UNIXERROR(ERRDOS,ERRnoaccess));
1283                 }
1284
1285         } else {
1286
1287                 /*
1288                  * Ordinary file case.
1289                  */
1290
1291                 fsp = open_file_shared1(conn,fname,&sbuf,desired_access,
1292                                                 smb_open_mode,smb_ofun,unixmode,
1293                                                 oplock_request,&rmode,&smb_action);
1294
1295                 if (!fsp) { 
1296
1297                         if(errno == EISDIR) {
1298
1299                                 /*
1300                                  * Fail the open if it was explicitly a non-directory file.
1301                                  */
1302
1303                                 if (create_options & FILE_NON_DIRECTORY_FILE) {
1304                                         restore_case_semantics(file_attributes);
1305                                         SSVAL(outbuf, smb_flg2, SVAL(outbuf,smb_flg2) | FLAGS2_32_BIT_ERROR_CODES);
1306                                         return ERROR_NT(NT_STATUS_FILE_IS_A_DIRECTORY);
1307                                 }
1308         
1309                                 oplock_request = 0;
1310                                 fsp = open_directory(conn, fname, &sbuf, desired_access, smb_open_mode, smb_ofun, unixmode, &smb_action);
1311                                 
1312                                 if(!fsp) {
1313                                         restore_case_semantics(file_attributes);
1314                                         set_bad_path_error(errno, bad_path);
1315                                         return(UNIXERROR(ERRDOS,ERRnoaccess));
1316                                 }
1317                         } else {
1318                                 restore_case_semantics(file_attributes);
1319                                 set_bad_path_error(errno, bad_path);
1320                                 return(UNIXERROR(ERRDOS,ERRnoaccess));
1321                         }
1322                 } 
1323   
1324                 file_len = sbuf.st_size;
1325                 fmode = dos_mode(conn,fname,&sbuf);
1326                 if(fmode == 0)
1327                         fmode = FILE_ATTRIBUTE_NORMAL;
1328
1329                 if (fmode & aDIR) {
1330                         close_file(fsp,False);
1331                         restore_case_semantics(file_attributes);
1332                         return ERROR_DOS(ERRDOS,ERRnoaccess);
1333                 } 
1334
1335                 /* 
1336                  * If the caller set the extended oplock request bit
1337                  * and we granted one (by whatever means) - set the
1338                  * correct bit for extended oplock reply.
1339                  */
1340     
1341                 if (oplock_request && lp_fake_oplocks(SNUM(conn)))
1342                         extended_oplock_granted = True;
1343   
1344                 if(oplock_request && EXCLUSIVE_OPLOCK_TYPE(fsp->oplock_type))
1345                         extended_oplock_granted = True;
1346         }
1347
1348         /*
1349          * Now try and apply the desired SD.
1350          */
1351
1352         if (sd_len && !NT_STATUS_IS_OK(nt_status = set_sd( fsp, data, sd_len, ALL_SECURITY_INFORMATION))) {
1353                 close_file(fsp,False);
1354                 restore_case_semantics(file_attributes);
1355                 return ERROR_NT(nt_status);
1356         }
1357         
1358         restore_case_semantics(file_attributes);
1359
1360         /* Save the requested allocation size. */
1361         allocation_size = (SMB_BIG_UINT)IVAL(params,12);
1362 #ifdef LARGE_SMB_OFF_T
1363         allocation_size |= (((SMB_BIG_UINT)IVAL(params,16)) << 32);
1364 #endif
1365         if (allocation_size && (allocation_size > file_len)) {
1366                 fsp->initial_allocation_size = SMB_ROUNDUP(allocation_size,SMB_ROUNDUP_ALLOCATION_SIZE);
1367                 if (vfs_allocate_file_space(fsp, fsp->initial_allocation_size) == -1) {
1368                         close_file(fsp,False);
1369                         END_PROFILE(SMBntcreateX);
1370                         return ERROR_NT(NT_STATUS_DISK_FULL);
1371                 }
1372         } else {
1373                 fsp->initial_allocation_size = SMB_ROUNDUP(((SMB_BIG_UINT)file_len),SMB_ROUNDUP_ALLOCATION_SIZE);
1374         }
1375
1376         /* Realloc the size of parameters and data we will return */
1377         params = nttrans_realloc(ppparams, 69);
1378         if(params == NULL)
1379                 return ERROR_DOS(ERRDOS,ERRnomem);
1380
1381         p = params;
1382         if (extended_oplock_granted)
1383                 SCVAL(p,0, BATCH_OPLOCK_RETURN);
1384         else if (LEVEL_II_OPLOCK_TYPE(fsp->oplock_type))
1385                 SCVAL(p,0, LEVEL_II_OPLOCK_RETURN);
1386         else
1387                 SCVAL(p,0,NO_OPLOCK_RETURN);
1388         
1389         p += 2;
1390         SSVAL(p,0,fsp->fnum);
1391         p += 2;
1392         if ((create_disposition == FILE_SUPERSEDE) && (smb_action == FILE_WAS_OVERWRITTEN))
1393                 SIVAL(p,0,FILE_WAS_SUPERSEDED);
1394         else
1395                 SIVAL(p,0,smb_action);
1396         p += 8;
1397
1398         /* Create time. */
1399         c_time = get_create_time(&sbuf,lp_fake_dir_create_times(SNUM(conn)));
1400
1401         if (lp_dos_filetime_resolution(SNUM(conn))) {
1402                 c_time &= ~1;
1403                 sbuf.st_atime &= ~1;
1404                 sbuf.st_mtime &= ~1;
1405                 sbuf.st_mtime &= ~1;
1406         }
1407
1408         put_long_date(p,c_time);
1409         p += 8;
1410         put_long_date(p,sbuf.st_atime); /* access time */
1411         p += 8;
1412         put_long_date(p,sbuf.st_mtime); /* write time */
1413         p += 8;
1414         put_long_date(p,sbuf.st_mtime); /* change time */
1415         p += 8;
1416         SIVAL(p,0,fmode); /* File Attributes. */
1417         p += 4;
1418         SOFF_T(p, 0, get_allocation_size(fsp,&sbuf));
1419         p += 8;
1420         SOFF_T(p,0,file_len);
1421
1422         DEBUG(5,("call_nt_transact_create: open name = %s\n", fname));
1423
1424         /* Send the required number of replies */
1425         send_nt_replies(inbuf, outbuf, bufsize, NT_STATUS_OK, params, 69, *ppdata, 0);
1426
1427         return -1;
1428 }
1429
1430 /****************************************************************************
1431  Reply to a NT CANCEL request.
1432 ****************************************************************************/
1433
1434 int reply_ntcancel(connection_struct *conn,
1435                    char *inbuf,char *outbuf,int length,int bufsize)
1436 {
1437         /*
1438          * Go through and cancel any pending change notifies.
1439          */
1440         
1441         int mid = SVAL(inbuf,smb_mid);
1442         START_PROFILE(SMBntcancel);
1443         remove_pending_change_notify_requests_by_mid(mid);
1444         remove_pending_lock_requests_by_mid(mid);
1445         
1446         DEBUG(3,("reply_ntcancel: cancel called on mid = %d.\n", mid));
1447
1448         END_PROFILE(SMBntcancel);
1449         return(-1);
1450 }
1451
1452 /****************************************************************************
1453  Reply to an unsolicited SMBNTtranss - just ignore it!
1454 ****************************************************************************/
1455
1456 int reply_nttranss(connection_struct *conn,
1457                    char *inbuf,char *outbuf,int length,int bufsize)
1458 {
1459         START_PROFILE(SMBnttranss);
1460         DEBUG(4,("Ignoring nttranss of length %d\n",length));
1461         END_PROFILE(SMBnttranss);
1462         return(-1);
1463 }
1464
1465 /****************************************************************************
1466  Reply to a notify change - queue the request and 
1467  don't allow a directory to be opened.
1468 ****************************************************************************/
1469
1470 static int call_nt_transact_notify_change(connection_struct *conn,
1471                                    char *inbuf, char *outbuf, int length,
1472                                    int bufsize, 
1473                                    char **ppsetup, 
1474                                    char **ppparams, char **ppdata)
1475 {
1476         char *setup = *ppsetup;
1477         files_struct *fsp;
1478         uint32 flags;
1479
1480         fsp = file_fsp(setup,4);
1481         flags = IVAL(setup, 0);
1482
1483         DEBUG(3,("call_nt_transact_notify_change\n"));
1484
1485         if(!fsp)
1486                 return ERROR_DOS(ERRDOS,ERRbadfid);
1487
1488         if((!fsp->is_directory) || (conn != fsp->conn))
1489                 return ERROR_DOS(ERRDOS,ERRbadfid);
1490
1491         if (!change_notify_set(inbuf, fsp, conn, flags))
1492                 return(UNIXERROR(ERRDOS,ERRbadfid));
1493
1494         DEBUG(3,("call_nt_transact_notify_change: notify change called on directory \
1495 name = %s\n", fsp->fsp_name ));
1496
1497         return -1;
1498 }
1499
1500 /****************************************************************************
1501  Reply to an NT transact rename command.
1502 ****************************************************************************/
1503
1504 static int call_nt_transact_rename(connection_struct *conn,
1505                                    char *inbuf, char *outbuf, int length, 
1506                                    int bufsize,
1507                                    char **ppsetup, char **ppparams, char **ppdata)
1508 {
1509         char *params = *ppparams;
1510         pstring new_name;
1511         files_struct *fsp = file_fsp(params, 0);
1512         BOOL replace_if_exists = (SVAL(params,2) & RENAME_REPLACE_IF_EXISTS) ? True : False;
1513         NTSTATUS status;
1514
1515         CHECK_FSP(fsp, conn);
1516         srvstr_pull(inbuf, new_name, params+4, sizeof(new_name), -1, STR_TERMINATE);
1517
1518         status = rename_internals(conn, fsp->fsp_name,
1519                                   new_name, replace_if_exists);
1520         if (!NT_STATUS_IS_OK(status))
1521                 return ERROR_NT(status);
1522
1523         /*
1524          * Rename was successful.
1525          */
1526         send_nt_replies(inbuf, outbuf, bufsize, NT_STATUS_OK, NULL, 0, NULL, 0);
1527         
1528         DEBUG(3,("nt transact rename from = %s, to = %s succeeded.\n", 
1529                  fsp->fsp_name, new_name));
1530         
1531         /*
1532          * Win2k needs a changenotify request response before it will
1533          * update after a rename..
1534          */
1535         
1536         process_pending_change_notify_queue((time_t)0);
1537
1538         return -1;
1539 }
1540
1541 /******************************************************************************
1542  Fake up a completely empty SD.
1543 *******************************************************************************/
1544
1545 static size_t get_null_nt_acl(TALLOC_CTX *mem_ctx, SEC_DESC **ppsd)
1546 {
1547         extern DOM_SID global_sid_World;
1548         size_t sd_size;
1549
1550         *ppsd = make_standard_sec_desc( mem_ctx, &global_sid_World, &global_sid_World, NULL, &sd_size);
1551         if(!*ppsd) {
1552                 DEBUG(0,("get_null_nt_acl: Unable to malloc space for security descriptor.\n"));
1553                 sd_size = 0;
1554         }
1555
1556         return sd_size;
1557 }
1558
1559 /****************************************************************************
1560  Reply to query a security descriptor - currently this is not implemented (it
1561  is planned to be though). Right now it just returns the same thing NT would
1562  when queried on a FAT filesystem. JRA.
1563 ****************************************************************************/
1564
1565 static int call_nt_transact_query_security_desc(connection_struct *conn,
1566                                                 char *inbuf, char *outbuf, 
1567                                                 int length, int bufsize, 
1568                                                 char **ppsetup, char **ppparams, char **ppdata)
1569 {
1570         uint32 max_data_count = IVAL(inbuf,smb_nt_MaxDataCount);
1571         char *params = *ppparams;
1572         char *data = *ppdata;
1573         prs_struct pd;
1574         SEC_DESC *psd = NULL;
1575         size_t sd_size;
1576         TALLOC_CTX *mem_ctx;
1577
1578         files_struct *fsp = file_fsp(params,0);
1579
1580         if(!fsp)
1581                 return ERROR_DOS(ERRDOS,ERRbadfid);
1582
1583         DEBUG(3,("call_nt_transact_query_security_desc: file = %s\n", fsp->fsp_name ));
1584
1585         params = nttrans_realloc(ppparams, 4);
1586         if(params == NULL)
1587                 return ERROR_DOS(ERRDOS,ERRnomem);
1588
1589         if ((mem_ctx = talloc_init("call_nt_transact_query_security_desc")) == NULL) {
1590                 DEBUG(0,("call_nt_transact_query_security_desc: talloc_init failed.\n"));
1591                 return ERROR_DOS(ERRDOS,ERRnomem);
1592         }
1593
1594         /*
1595          * Get the permissions to return.
1596          */
1597
1598         if (!lp_nt_acl_support(SNUM(conn)))
1599                 sd_size = get_null_nt_acl(mem_ctx, &psd);
1600         else
1601                 sd_size = SMB_VFS_FGET_NT_ACL(fsp, fsp->fd, &psd);
1602
1603         if (sd_size == 0) {
1604                 talloc_destroy(mem_ctx);
1605                 return(UNIXERROR(ERRDOS,ERRnoaccess));
1606         }
1607
1608         DEBUG(3,("call_nt_transact_query_security_desc: sd_size = %d.\n",(int)sd_size));
1609
1610         SIVAL(params,0,(uint32)sd_size);
1611
1612         if(max_data_count < sd_size) {
1613
1614                 send_nt_replies(inbuf, outbuf, bufsize, NT_STATUS_BUFFER_TOO_SMALL,
1615                         params, 4, *ppdata, 0);
1616                 talloc_destroy(mem_ctx);
1617                 return -1;
1618         }
1619
1620         /*
1621          * Allocate the data we will point this at.
1622          */
1623
1624         data = nttrans_realloc(ppdata, sd_size);
1625         if(data == NULL) {
1626                 talloc_destroy(mem_ctx);
1627                 return ERROR_DOS(ERRDOS,ERRnomem);
1628         }
1629
1630         /*
1631          * Init the parse struct we will marshall into.
1632          */
1633
1634         prs_init(&pd, 0, mem_ctx, MARSHALL);
1635
1636         /*
1637          * Setup the prs_struct to point at the memory we just
1638          * allocated.
1639          */
1640
1641         prs_give_memory( &pd, data, (uint32)sd_size, False);
1642
1643         /*
1644          * Finally, linearize into the outgoing buffer.
1645          */
1646
1647         if(!sec_io_desc( "sd data", &psd, &pd, 1)) {
1648                 DEBUG(0,("call_nt_transact_query_security_desc: Error in marshalling \
1649 security descriptor.\n"));
1650                 /*
1651                  * Return access denied for want of a better error message..
1652                  */ 
1653                 talloc_destroy(mem_ctx);
1654                 return(UNIXERROR(ERRDOS,ERRnoaccess));
1655         }
1656
1657         /*
1658          * Now we can delete the security descriptor.
1659          */
1660
1661         talloc_destroy(mem_ctx);
1662
1663         send_nt_replies(inbuf, outbuf, bufsize, NT_STATUS_OK, params, 4, data, (int)sd_size);
1664         return -1;
1665 }
1666
1667 /****************************************************************************
1668  Reply to set a security descriptor. Map to UNIX perms.
1669 ****************************************************************************/
1670
1671 static int call_nt_transact_set_security_desc(connection_struct *conn,
1672                                                                         char *inbuf, char *outbuf, int length,
1673                                                                         int bufsize, char **ppsetup, 
1674                                                                         char **ppparams, char **ppdata)
1675 {
1676         uint32 total_parameter_count = IVAL(inbuf, smb_nts_TotalParameterCount);
1677         char *params= *ppparams;
1678         char *data = *ppdata;
1679         uint32 total_data_count = (uint32)IVAL(inbuf, smb_nts_TotalDataCount);
1680         files_struct *fsp = NULL;
1681         uint32 security_info_sent = 0;
1682         NTSTATUS nt_status;
1683
1684         if(total_parameter_count < 8)
1685                 return ERROR_DOS(ERRDOS,ERRbadfunc);
1686
1687         if((fsp = file_fsp(params,0)) == NULL)
1688                 return ERROR_DOS(ERRDOS,ERRbadfid);
1689
1690         if(!lp_nt_acl_support(SNUM(conn)))
1691                 goto done;
1692
1693         security_info_sent = IVAL(params,4);
1694
1695         DEBUG(3,("call_nt_transact_set_security_desc: file = %s, sent 0x%x\n", fsp->fsp_name,
1696                 (unsigned int)security_info_sent ));
1697
1698         if (total_data_count == 0)
1699                 return ERROR_DOS(ERRDOS, ERRnoaccess);
1700
1701         if (!NT_STATUS_IS_OK(nt_status = set_sd( fsp, data, total_data_count, security_info_sent)))
1702                 return ERROR_NT(nt_status);
1703
1704   done:
1705
1706         send_nt_replies(inbuf, outbuf, bufsize, NT_STATUS_OK, NULL, 0, NULL, 0);
1707         return -1;
1708 }
1709    
1710 /****************************************************************************
1711  Reply to NT IOCTL
1712 ****************************************************************************/
1713 static int call_nt_transact_ioctl(connection_struct *conn,
1714                                   char *inbuf, char *outbuf, int length,
1715                                   int bufsize, 
1716                                   char **ppsetup, int setup_count,
1717                                   char **ppparams, int parameter_count,
1718                                   char **ppdata, int data_count)
1719 {
1720         unsigned fnum, control;
1721         static BOOL logged_message;
1722         char *pdata = *ppdata;
1723
1724         if (setup_count != 8) {
1725                 DEBUG(3,("call_nt_transact_ioctl: invalid setup count %d\n", setup_count));
1726                 return ERROR_NT(NT_STATUS_NOT_SUPPORTED);
1727         }
1728
1729         fnum = SVAL(*ppsetup, 4);
1730         control = IVAL(*ppsetup, 0);
1731
1732         DEBUG(10,("call_nt_transact_ioctl: fnum=%d control=0x%08x\n", 
1733                  fnum, control));
1734
1735         switch (control) {
1736         case FSCTL_SET_SPARSE:
1737                 /* pretend this succeeded - tho strictly we should
1738                    mark the file sparse (if the local fs supports it)
1739                    so we can know if we need to pre-allocate or not */
1740
1741                 DEBUG(10,("FSCTL_SET_SPARSE: fnum=%d control=0x%08x\n",fnum,control));
1742                 send_nt_replies(inbuf, outbuf, bufsize, NT_STATUS_OK, NULL, 0, NULL, 0);
1743                 return -1;
1744         
1745         case FSCTL_0x000900C0:
1746                 /* pretend this succeeded - don't know what this really is
1747                    but works ok like this --metze
1748                  */
1749
1750                 DEBUG(1,("FSCTL_GET_REPARSE_POINT: fnum=%d control=0x%08x\n",fnum,control));
1751                 send_nt_replies(inbuf, outbuf, bufsize, NT_STATUS_OK, NULL, 0, NULL, 0);
1752                 return -1;
1753
1754         case FSCTL_GET_REPARSE_POINT:
1755                 /* pretend this fail - my winXP does it like this
1756                  * --metze
1757                  */
1758
1759                 DEBUG(1,("FSCTL_GET_REPARSE_POINT: fnum=%d control=0x%08x\n",fnum,control));
1760                 send_nt_replies(inbuf, outbuf, bufsize, NT_STATUS_NOT_A_REPARSE_POINT, NULL, 0, NULL, 0);
1761                 return -1;
1762
1763         case FSCTL_SET_REPARSE_POINT:
1764                 /* pretend this fail - I'm assuming this because of the FSCTL_GET_REPARSE_POINT case.
1765                  * --metze
1766                  */
1767
1768                 DEBUG(1,("FSCTL_SET_REPARSE_POINT: fnum=%d control=0x%08x\n",fnum,control));
1769                 send_nt_replies(inbuf, outbuf, bufsize, NT_STATUS_NOT_A_REPARSE_POINT, NULL, 0, NULL, 0);
1770                 return -1;
1771                         
1772         case FSCTL_FIND_FILES_BY_SID: /* I hope this name is right */
1773         {
1774                 /* pretend this succeeded - 
1775                  * 
1776                  * we have to send back a list with all files owned by this SID
1777                  *
1778                  * but I have to check that --metze
1779                  */ 
1780                    
1781                 DOM_SID sid;
1782                 uid_t uid;
1783                 size_t sid_len=SID_MAX_SIZE;
1784                 
1785                 DEBUG(1,("FSCTL_FIND_FILES_BY_SID: fnum=%d control=0x%08x\n",fnum,control));
1786                 
1787                 /* this is not the length of the sid :-( so unknown 4 bytes */
1788                 /*sid_len = IVAL(pdata,0);      
1789                 DEBUGADD(0,("sid_len: (%u)\n",sid_len));*/
1790                 
1791                 sid_parse(pdata+4,sid_len,&sid);
1792                 DEBUGADD(2,("SID: %s\n",sid_string_static(&sid)));
1793
1794                 if (NT_STATUS_IS_ERR(sid_to_uid(&sid, &uid))) {
1795                         DEBUG(0,("sid_to_uid: failed, sid[%s]\n",
1796                                 sid_string_static(&sid)));
1797                         uid = (-1);
1798                 }
1799                 
1800                 /* we can take a look at the find source :-)
1801                  *
1802                  * find ./ -uid $uid  -name '*'   is what we need here
1803                  *
1804                  *
1805                  * and send 4bytes len and then NULL terminated unicode strings
1806                  * for each file
1807                  *
1808                  * but I don't know how to deal with the paged results
1809                  *
1810                  * we don't send all files at once
1811                  * and at the next we should *not* start from the beginning, 
1812                  * so we have to cache the result 
1813                  *
1814                  * --metze
1815                  */
1816                 
1817                 /* this works for now... */
1818                 send_nt_replies(inbuf, outbuf, bufsize, NT_STATUS_OK, NULL, 0, NULL, 0);
1819                 return -1;      
1820         }       
1821         default:
1822                 if (!logged_message) {
1823                         logged_message = True; /* Only print this once... */
1824                         DEBUG(0,("call_nt_transact_ioctl(0x%x): Currently not implemented.\n",
1825                                  control));
1826                 }
1827         }
1828
1829         return ERROR_NT(NT_STATUS_NOT_SUPPORTED);
1830 }
1831
1832
1833 #ifdef WITH_QUOTAS
1834 /****************************************************************************
1835  Reply to get user quota 
1836 ****************************************************************************/
1837
1838 static int call_nt_transact_get_user_quota(connection_struct *conn,
1839                                                 char *inbuf, char *outbuf, 
1840                                                 int length, int bufsize, 
1841                                                 char **ppsetup, int setup_count,
1842                                                 char **ppparams, int params_count,
1843                                                 char **ppdata, int data_count)
1844 {
1845         NTSTATUS nt_status = NT_STATUS_OK;
1846         uint32 max_data_count = IVAL(inbuf,smb_nt_MaxDataCount);
1847         char *params = *ppparams;
1848         char *pdata = *ppdata;
1849         char *entry;
1850         int data_len=0,param_len=0;
1851         int qt_len=0;
1852         int entry_len = 0;
1853         files_struct *fsp = NULL;
1854         uint16 level = 0;
1855         size_t sid_len;
1856         DOM_SID sid;
1857         BOOL start_enum = True;
1858         SMB_NTQUOTA_STRUCT qt;
1859         SMB_NTQUOTA_LIST *tmp_list;
1860         SMB_NTQUOTA_HANDLE *qt_handle = NULL;
1861
1862         ZERO_STRUCT(qt);
1863
1864         /* access check */
1865         if (conn->admin_user != True) {
1866                 DEBUG(1,("set_user_quota: access_denied service [%s] user [%s]\n",
1867                         lp_servicename(SNUM(conn)),conn->user));
1868                 return ERROR_DOS(ERRDOS,ERRnoaccess);
1869         }
1870
1871         /*
1872          * Ensure minimum number of parameters sent.
1873          */
1874
1875         if (params_count < 4) {
1876                 DEBUG(0,("TRANSACT_GET_USER_QUOTA: requires %d >= 4 bytes parameters\n",params_count));
1877                 return ERROR_DOS(ERRDOS,ERRinvalidparam);
1878         }
1879         
1880         /* maybe we can check the quota_fnum */
1881         fsp = file_fsp(params,0);
1882         if (!CHECK_NTQUOTA_HANDLE_OK(fsp,conn)) {
1883                 DEBUG(3,("TRANSACT_GET_USER_QUOTA: no valid QUOTA HANDLE\n"));
1884                 return ERROR_NT(NT_STATUS_INVALID_HANDLE);
1885         }
1886
1887         /* the NULL pointer cheking for fsp->fake_file_handle->pd
1888          * is done by CHECK_NTQUOTA_HANDLE_OK()
1889          */
1890         qt_handle = (SMB_NTQUOTA_HANDLE *)fsp->fake_file_handle->pd;
1891
1892         level = SVAL(params,2);
1893         
1894         /* unknown 12 bytes leading in params */ 
1895         
1896         switch (level) {
1897                 case TRANSACT_GET_USER_QUOTA_LIST_CONTINUE:
1898                         /* seems that we should continue with the enum here --metze */
1899
1900                         if (qt_handle->quota_list!=NULL && 
1901                             qt_handle->tmp_list==NULL) {
1902                 
1903                                 /* free the list */
1904                                 free_ntquota_list(&(qt_handle->quota_list));
1905
1906                                 /* Realloc the size of parameters and data we will return */
1907                                 param_len = 4;
1908                                 params = nttrans_realloc(ppparams, param_len);
1909                                 if(params == NULL)
1910                                         return ERROR_DOS(ERRDOS,ERRnomem);
1911
1912                                 data_len = 0;
1913                                 SIVAL(params,0,data_len);
1914
1915                                 break;
1916                         }
1917
1918                         start_enum = False;
1919
1920                 case TRANSACT_GET_USER_QUOTA_LIST_START:
1921
1922                         if (qt_handle->quota_list==NULL &&
1923                                 qt_handle->tmp_list==NULL) {
1924                                 start_enum = True;
1925                         }
1926
1927                         if (start_enum && vfs_get_user_ntquota_list(fsp,&(qt_handle->quota_list))!=0)
1928                                 return ERROR_DOS(ERRSRV,ERRerror);
1929
1930                         /* Realloc the size of parameters and data we will return */
1931                         param_len = 4;
1932                         params = nttrans_realloc(ppparams, param_len);
1933                         if(params == NULL)
1934                                 return ERROR_DOS(ERRDOS,ERRnomem);
1935
1936                         /* we should not trust the value in max_data_count*/
1937                         max_data_count = MIN(max_data_count,2048);
1938                         
1939                         pdata = nttrans_realloc(ppdata, max_data_count);/* should be max data count from client*/
1940                         if(pdata == NULL)
1941                                 return ERROR_DOS(ERRDOS,ERRnomem);
1942
1943                         entry = pdata;
1944
1945
1946                         /* set params Size of returned Quota Data 4 bytes*/
1947                         /* but set it later when we know it */
1948                 
1949                         /* for each entry push the data */
1950
1951                         if (start_enum) {
1952                                 qt_handle->tmp_list = qt_handle->quota_list;
1953                         }
1954
1955                         tmp_list = qt_handle->tmp_list;
1956
1957                         for (;((tmp_list!=NULL)&&((qt_len +40+SID_MAX_SIZE)<max_data_count));
1958                                 tmp_list=tmp_list->next,entry+=entry_len,qt_len+=entry_len) {
1959
1960                                 sid_len = sid_size(&tmp_list->quotas->sid);
1961                                 entry_len = 40 + sid_len;
1962
1963                                 /* nextoffset entry 4 bytes */
1964                                 SIVAL(entry,0,entry_len);
1965                 
1966                                 /* then the len of the SID 4 bytes */
1967                                 SIVAL(entry,4,sid_len);
1968                                 
1969                                 /* unknown data 8 bytes SMB_BIG_UINT */
1970                                 SBIG_UINT(entry,8,(SMB_BIG_UINT)0); /* this is not 0 in windows...-metze*/
1971                                 
1972                                 /* the used disk space 8 bytes SMB_BIG_UINT */
1973                                 SBIG_UINT(entry,16,tmp_list->quotas->usedspace);
1974                                 
1975                                 /* the soft quotas 8 bytes SMB_BIG_UINT */
1976                                 SBIG_UINT(entry,24,tmp_list->quotas->softlim);
1977                                 
1978                                 /* the hard quotas 8 bytes SMB_BIG_UINT */
1979                                 SBIG_UINT(entry,32,tmp_list->quotas->hardlim);
1980                                 
1981                                 /* and now the SID */
1982                                 sid_linearize(entry+40, sid_len, &tmp_list->quotas->sid);
1983                         }
1984                         
1985                         qt_handle->tmp_list = tmp_list;
1986                         
1987                         /* overwrite the offset of the last entry */
1988                         SIVAL(entry-entry_len,0,0);
1989
1990                         data_len = 4+qt_len;
1991                         /* overwrite the params quota_data_len */
1992                         SIVAL(params,0,data_len);
1993
1994                         break;
1995
1996                 case TRANSACT_GET_USER_QUOTA_FOR_SID:
1997                         
1998                         /* unknown 4 bytes IVAL(pdata,0) */     
1999                         
2000                         if (data_count < 8) {
2001                                 DEBUG(0,("TRANSACT_GET_USER_QUOTA_FOR_SID: requires %d >= %d bytes data\n",data_count,8));
2002                                 return ERROR_DOS(ERRDOS,ERRunknownlevel);                               
2003                         }
2004
2005                         sid_len = IVAL(pdata,4);
2006
2007                         if (data_count < 8+sid_len) {
2008                                 DEBUG(0,("TRANSACT_GET_USER_QUOTA_FOR_SID: requires %d >= %d bytes data\n",data_count,8+sid_len));
2009                                 return ERROR_DOS(ERRDOS,ERRunknownlevel);                               
2010                         }
2011
2012                         data_len = 4+40+sid_len;
2013
2014                         if (max_data_count < data_len) {
2015                                 DEBUG(0,("TRANSACT_GET_USER_QUOTA_FOR_SID: max_data_count(%d) < data_len(%d)\n",
2016                                         max_data_count, data_len));
2017                                 param_len = 4;
2018                                 SIVAL(params,0,data_len);
2019                                 data_len = 0;
2020                                 nt_status = NT_STATUS_BUFFER_TOO_SMALL;
2021                                 break;
2022                         }
2023
2024                         sid_parse(pdata+8,sid_len,&sid);
2025                 
2026
2027                         if (vfs_get_ntquota(fsp, SMB_USER_QUOTA_TYPE, &sid, &qt)!=0) {
2028                                 ZERO_STRUCT(qt);
2029                                 /* 
2030                                  * we have to return zero's in all fields 
2031                                  * instead of returning an error here
2032                                  * --metze
2033                                  */
2034                         }
2035
2036                         /* Realloc the size of parameters and data we will return */
2037                         param_len = 4;
2038                         params = nttrans_realloc(ppparams, param_len);
2039                         if(params == NULL)
2040                                 return ERROR_DOS(ERRDOS,ERRnomem);
2041
2042                         pdata = nttrans_realloc(ppdata, data_len);
2043                         if(pdata == NULL)
2044                                 return ERROR_DOS(ERRDOS,ERRnomem);
2045
2046                         entry = pdata;
2047
2048                         /* set params Size of returned Quota Data 4 bytes*/
2049                         SIVAL(params,0,data_len);
2050         
2051                         /* nextoffset entry 4 bytes */
2052                         SIVAL(entry,0,0);
2053         
2054                         /* then the len of the SID 4 bytes */
2055                         SIVAL(entry,4,sid_len);
2056                         
2057                         /* unknown data 8 bytes SMB_BIG_UINT */
2058                         SBIG_UINT(entry,8,(SMB_BIG_UINT)0); /* this is not 0 in windows...-mezte*/
2059                         
2060                         /* the used disk space 8 bytes SMB_BIG_UINT */
2061                         SBIG_UINT(entry,16,qt.usedspace);
2062                         
2063                         /* the soft quotas 8 bytes SMB_BIG_UINT */
2064                         SBIG_UINT(entry,24,qt.softlim);
2065                         
2066                         /* the hard quotas 8 bytes SMB_BIG_UINT */
2067                         SBIG_UINT(entry,32,qt.hardlim);
2068                         
2069                         /* and now the SID */
2070                         sid_linearize(entry+40, sid_len, &sid);
2071
2072                         break;
2073
2074                 default:
2075                         DEBUG(0,("do_nt_transact_get_user_quota: fnum %d unknown level 0x%04hX\n",fsp->fnum,level));
2076                         return ERROR_DOS(ERRSRV,ERRerror);
2077                         break;
2078         }
2079
2080         send_nt_replies(inbuf, outbuf, bufsize, nt_status, params, param_len, pdata, data_len);
2081
2082         return -1;
2083 }
2084
2085 /****************************************************************************
2086  Reply to set user quota
2087 ****************************************************************************/
2088
2089 static int call_nt_transact_set_user_quota(connection_struct *conn,
2090                                                 char *inbuf, char *outbuf, 
2091                                                 int length, int bufsize, 
2092                                                 char **ppsetup, int setup_count,
2093                                                 char **ppparams, int params_count,
2094                                                 char **ppdata, int data_count)
2095 {
2096         char *params = *ppparams;
2097         char *pdata = *ppdata;
2098         int data_len=0,param_len=0;
2099         SMB_NTQUOTA_STRUCT qt;
2100         size_t sid_len;
2101         DOM_SID sid;
2102         files_struct *fsp = NULL;
2103
2104         ZERO_STRUCT(qt);
2105
2106         /* access check */
2107         if (conn->admin_user != True) {
2108                 DEBUG(1,("set_user_quota: access_denied service [%s] user [%s]\n",
2109                         lp_servicename(SNUM(conn)),conn->user));
2110                 return ERROR_DOS(ERRDOS,ERRnoaccess);
2111         }
2112
2113         /*
2114          * Ensure minimum number of parameters sent.
2115          */
2116
2117         if (params_count < 2) {
2118                 DEBUG(0,("TRANSACT_SET_USER_QUOTA: requires %d >= 2 bytes parameters\n",params_count));
2119                 return ERROR_DOS(ERRDOS,ERRinvalidparam);
2120         }
2121         
2122         /* maybe we can check the quota_fnum */
2123         fsp = file_fsp(params,0);
2124         if (!CHECK_NTQUOTA_HANDLE_OK(fsp,conn)) {
2125                 DEBUG(3,("TRANSACT_GET_USER_QUOTA: no valid QUOTA HANDLE\n"));
2126                 return ERROR_NT(NT_STATUS_INVALID_HANDLE);
2127         }
2128
2129         if (data_count < 40) {
2130                 DEBUG(0,("TRANSACT_SET_USER_QUOTA: requires %d >= %d bytes data\n",data_count,40));
2131                 return ERROR_DOS(ERRDOS,ERRunknownlevel);               
2132         }
2133
2134         /* offset to next quota record.
2135          * 4 bytes IVAL(pdata,0)
2136          * unused here...
2137          */
2138
2139         /* sid len */
2140         sid_len = IVAL(pdata,4);
2141
2142         if (data_count < 40+sid_len) {
2143                 DEBUG(0,("TRANSACT_SET_USER_QUOTA: requires %d >= %d bytes data\n",data_count,40+sid_len));
2144                 return ERROR_DOS(ERRDOS,ERRunknownlevel);               
2145         }
2146
2147         /* unknown 8 bytes in pdata 
2148          * maybe its the change time in NTTIME
2149          */
2150
2151         /* the used space 8 bytes (SMB_BIG_UINT)*/
2152         qt.usedspace = (SMB_BIG_UINT)IVAL(pdata,16);
2153 #ifdef LARGE_SMB_OFF_T
2154         qt.usedspace |= (((SMB_BIG_UINT)IVAL(pdata,20)) << 32);
2155 #else /* LARGE_SMB_OFF_T */
2156         if ((IVAL(pdata,20) != 0)&&
2157                 ((qt.usedspace != 0xFFFFFFFF)||
2158                 (IVAL(pdata,20)!=0xFFFFFFFF)))) {
2159                 /* more than 32 bits? */
2160                 return ERROR_DOS(ERRDOS,ERRunknownlevel);
2161         }
2162 #endif /* LARGE_SMB_OFF_T */
2163
2164         /* the soft quotas 8 bytes (SMB_BIG_UINT)*/
2165         qt.softlim = (SMB_BIG_UINT)IVAL(pdata,24);
2166 #ifdef LARGE_SMB_OFF_T
2167         qt.softlim |= (((SMB_BIG_UINT)IVAL(pdata,28)) << 32);
2168 #else /* LARGE_SMB_OFF_T */
2169         if ((IVAL(pdata,28) != 0)&&
2170                 ((qt.softlim != 0xFFFFFFFF)||
2171                 (IVAL(pdata,28)!=0xFFFFFFFF)))) {
2172                 /* more than 32 bits? */
2173                 return ERROR_DOS(ERRDOS,ERRunknownlevel);
2174         }
2175 #endif /* LARGE_SMB_OFF_T */
2176
2177         /* the hard quotas 8 bytes (SMB_BIG_UINT)*/
2178         qt.hardlim = (SMB_BIG_UINT)IVAL(pdata,32);
2179 #ifdef LARGE_SMB_OFF_T
2180         qt.hardlim |= (((SMB_BIG_UINT)IVAL(pdata,36)) << 32);
2181 #else /* LARGE_SMB_OFF_T */
2182         if ((IVAL(pdata,36) != 0)&&
2183                 ((qt.hardlim != 0xFFFFFFFF)||
2184                 (IVAL(pdata,36)!=0xFFFFFFFF)))) {
2185                 /* more than 32 bits? */
2186                 return ERROR_DOS(ERRDOS,ERRunknownlevel);
2187         }
2188 #endif /* LARGE_SMB_OFF_T */
2189         
2190         sid_parse(pdata+40,sid_len,&sid);
2191         DEBUGADD(8,("SID: %s\n",sid_string_static(&sid)));
2192
2193         /* 44 unknown bytes left... */
2194
2195         if (vfs_set_ntquota(fsp, SMB_USER_QUOTA_TYPE, &sid, &qt)!=0) {
2196                 return ERROR_DOS(ERRSRV,ERRerror);      
2197         }
2198
2199         send_nt_replies(inbuf, outbuf, bufsize, NT_STATUS_OK, params, param_len, pdata, data_len);
2200
2201         return -1;
2202 }
2203 #endif /* WITH_QUOTAS */
2204
2205 /****************************************************************************
2206  Reply to a SMBNTtrans.
2207 ****************************************************************************/
2208
2209 int reply_nttrans(connection_struct *conn,
2210                         char *inbuf,char *outbuf,int length,int bufsize)
2211 {
2212         int  outsize = 0;
2213 #if 0 /* Not used. */
2214         uint16 max_setup_count = CVAL(inbuf, smb_nt_MaxSetupCount);
2215         uint32 max_parameter_count = IVAL(inbuf, smb_nt_MaxParameterCount);
2216         uint32 max_data_count = IVAL(inbuf,smb_nt_MaxDataCount);
2217 #endif /* Not used. */
2218         uint32 total_parameter_count = IVAL(inbuf, smb_nt_TotalParameterCount);
2219         uint32 total_data_count = IVAL(inbuf, smb_nt_TotalDataCount);
2220         uint32 parameter_count = IVAL(inbuf,smb_nt_ParameterCount);
2221         uint32 parameter_offset = IVAL(inbuf,smb_nt_ParameterOffset);
2222         uint32 data_count = IVAL(inbuf,smb_nt_DataCount);
2223         uint32 data_offset = IVAL(inbuf,smb_nt_DataOffset);
2224         uint16 setup_count = 2*CVAL(inbuf,smb_nt_SetupCount); /* setup count is in *words* */
2225         uint16 function_code = SVAL( inbuf, smb_nt_Function);
2226         char *params = NULL, *data = NULL, *setup = NULL;
2227         uint32 num_params_sofar, num_data_sofar;
2228         START_PROFILE(SMBnttrans);
2229
2230         if(global_oplock_break &&
2231                         ((function_code == NT_TRANSACT_CREATE) ||
2232                          (function_code == NT_TRANSACT_RENAME))) {
2233                 /*
2234                  * Queue this open message as we are the process of an oplock break.
2235                  */
2236
2237                 DEBUG(2,("reply_nttrans: queueing message code 0x%x \
2238 due to being in oplock break state.\n", (unsigned int)function_code ));
2239
2240                 push_oplock_pending_smb_message( inbuf, length);
2241                 END_PROFILE(SMBnttrans);
2242                 return -1;
2243         }
2244
2245         if (IS_IPC(conn) && (function_code != NT_TRANSACT_CREATE)) {
2246                 END_PROFILE(SMBnttrans);
2247                 return ERROR_DOS(ERRSRV,ERRaccess);
2248         }
2249
2250         outsize = set_message(outbuf,0,0,True);
2251
2252         /* 
2253          * All nttrans messages we handle have smb_wct == 19 + setup_count.
2254          * Ensure this is so as a sanity check.
2255          */
2256
2257         if(CVAL(inbuf, smb_wct) != 19 + (setup_count/2)) {
2258                 DEBUG(2,("Invalid smb_wct %d in nttrans call (should be %d)\n",
2259                         CVAL(inbuf, smb_wct), 19 + (setup_count/2)));
2260                 goto bad_param;
2261         }
2262     
2263         /* Allocate the space for the setup, the maximum needed parameters and data */
2264
2265         if(setup_count > 0)
2266                 setup = (char *)malloc(setup_count);
2267         if (total_parameter_count > 0)
2268                 params = (char *)malloc(total_parameter_count);
2269         if (total_data_count > 0)
2270                 data = (char *)malloc(total_data_count);
2271  
2272         if ((total_parameter_count && !params)  || (total_data_count && !data) ||
2273                                 (setup_count && !setup)) {
2274                 SAFE_FREE(setup);
2275                 SAFE_FREE(params);
2276                 SAFE_FREE(data);
2277                 DEBUG(0,("reply_nttrans : Out of memory\n"));
2278                 END_PROFILE(SMBnttrans);
2279                 return ERROR_DOS(ERRDOS,ERRnomem);
2280         }
2281
2282         /* Copy the param and data bytes sent with this request into the params buffer */
2283         num_params_sofar = parameter_count;
2284         num_data_sofar = data_count;
2285
2286         if (parameter_count > total_parameter_count || data_count > total_data_count)
2287                 goto bad_param;
2288
2289         if(setup) {
2290                 DEBUG(10,("reply_nttrans: setup_count = %d\n", setup_count));
2291                 if ((smb_nt_SetupStart + setup_count < smb_nt_SetupStart) ||
2292                                 (smb_nt_SetupStart + setup_count < setup_count))
2293                         goto bad_param;
2294                 if (smb_nt_SetupStart + setup_count > length)
2295                         goto bad_param;
2296
2297                 memcpy( setup, &inbuf[smb_nt_SetupStart], setup_count);
2298                 dump_data(10, setup, setup_count);
2299         }
2300         if(params) {
2301                 DEBUG(10,("reply_nttrans: parameter_count = %d\n", parameter_count));
2302                 if ((parameter_offset + parameter_count < parameter_offset) ||
2303                                 (parameter_offset + parameter_count < parameter_count))
2304                         goto bad_param;
2305                 if (smb_base(inbuf) + parameter_offset + parameter_count > inbuf + length)
2306                         goto bad_param;
2307
2308                 memcpy( params, smb_base(inbuf) + parameter_offset, parameter_count);
2309                 dump_data(10, params, parameter_count);
2310         }
2311         if(data) {
2312                 DEBUG(10,("reply_nttrans: data_count = %d\n",data_count));
2313                 if ((data_offset + data_count < data_offset) || (data_offset + data_count < data_count))
2314                         goto bad_param;
2315                 if (smb_base(inbuf) + data_offset + data_count > inbuf + length)
2316                         goto bad_param;
2317
2318                 memcpy( data, smb_base(inbuf) + data_offset, data_count);
2319                 dump_data(10, data, data_count);
2320         }
2321
2322         if(num_data_sofar < total_data_count || num_params_sofar < total_parameter_count) {
2323                 /* We need to send an interim response then receive the rest
2324                         of the parameter/data bytes */
2325                 outsize = set_message(outbuf,0,0,True);
2326                 if (!send_smb(smbd_server_fd(),outbuf))
2327                         exit_server("reply_nttrans: send_smb failed.");
2328
2329                 while( num_data_sofar < total_data_count || num_params_sofar < total_parameter_count) {
2330                         BOOL ret;
2331                         uint32 parameter_displacement;
2332                         uint32 data_displacement;
2333
2334                         ret = receive_next_smb(inbuf,bufsize,SMB_SECONDARY_WAIT);
2335
2336                         if((ret && (CVAL(inbuf, smb_com) != SMBnttranss)) || !ret) {
2337                                 outsize = set_message(outbuf,0,0,True);
2338                                 if(ret) {
2339                                         DEBUG(0,("reply_nttrans: Invalid secondary nttrans packet\n"));
2340                                 } else {
2341                                         DEBUG(0,("reply_nttrans: %s in getting secondary nttrans response.\n",
2342                                                 (smb_read_error == READ_ERROR) ? "error" : "timeout" ));
2343                                 }
2344                                 goto bad_param;
2345                         }
2346       
2347                         /* Revise total_params and total_data in case they have changed downwards */
2348                         if (IVAL(inbuf, smb_nts_TotalParameterCount) < total_parameter_count)
2349                                 total_parameter_count = IVAL(inbuf, smb_nts_TotalParameterCount);
2350                         if (IVAL(inbuf, smb_nts_TotalDataCount) < total_data_count)
2351                                 total_data_count = IVAL(inbuf, smb_nts_TotalDataCount);
2352
2353                         parameter_count = IVAL(inbuf,smb_nts_ParameterCount);
2354                         parameter_offset = IVAL(inbuf, smb_nts_ParameterOffset);
2355                         parameter_displacement = IVAL(inbuf, smb_nts_ParameterDisplacement);
2356                         num_params_sofar += parameter_count;
2357
2358                         data_count = IVAL(inbuf, smb_nts_DataCount);
2359                         data_displacement = IVAL(inbuf, smb_nts_DataDisplacement);
2360                         data_offset = IVAL(inbuf, smb_nts_DataOffset);
2361                         num_data_sofar += data_count;
2362
2363                         if (num_params_sofar > total_parameter_count || num_data_sofar > total_data_count) {
2364                                 DEBUG(0,("reply_nttrans2: data overflow in secondary nttrans packet"));
2365                                 goto bad_param;
2366                         }
2367
2368                         if (parameter_count) {
2369                                 if (parameter_displacement + parameter_count >= total_parameter_count)
2370                                         goto bad_param;
2371                                 if ((parameter_displacement + parameter_count < parameter_displacement) ||
2372                                                 (parameter_displacement + parameter_count < parameter_count))
2373                                         goto bad_param;
2374                                 if (smb_base(inbuf) + parameter_offset + parameter_count >= inbuf + bufsize)
2375                                         goto bad_param;
2376                                 if (parameter_displacement + params < params)
2377                                         goto bad_param;
2378
2379                                 memcpy( &params[parameter_displacement], smb_base(inbuf) + parameter_offset, parameter_count);
2380                         }
2381
2382                         if (data_count) {
2383                                 if (data_displacement + data_count >= total_data_count)
2384                                         goto bad_param;
2385                                 if ((data_displacement + data_count < data_displacement) ||
2386                                                 (data_displacement + data_count < data_count))
2387                                         goto bad_param;
2388                                 if (smb_base(inbuf) + data_offset + data_count >= inbuf + bufsize)
2389                                         goto bad_param;
2390                                 if (data_displacement + data < data)
2391                                         goto bad_param;
2392
2393                                 memcpy( &data[data_displacement], smb_base(inbuf)+ data_offset, data_count);
2394                         }
2395                 }
2396         }
2397
2398         if (Protocol >= PROTOCOL_NT1)
2399                 SSVAL(outbuf,smb_flg2,SVAL(outbuf,smb_flg2) | FLAGS2_IS_LONG_NAME);
2400
2401         /* Now we must call the relevant NT_TRANS function */
2402         switch(function_code) {
2403                 case NT_TRANSACT_CREATE:
2404                         START_PROFILE_NESTED(NT_transact_create);
2405                         outsize = call_nt_transact_create(conn, inbuf, outbuf,
2406                                         length, bufsize, 
2407                                         &setup, &params, &data);
2408                         END_PROFILE_NESTED(NT_transact_create);
2409                         break;
2410                 case NT_TRANSACT_IOCTL:
2411                         START_PROFILE_NESTED(NT_transact_ioctl);
2412                         outsize = call_nt_transact_ioctl(conn, inbuf, outbuf,
2413                                                          length, bufsize, 
2414                                                          &setup, setup_count,
2415                                                          &params, parameter_count, 
2416                                                          &data, data_count);
2417                         END_PROFILE_NESTED(NT_transact_ioctl);
2418                         break;
2419                 case NT_TRANSACT_SET_SECURITY_DESC:
2420                         START_PROFILE_NESTED(NT_transact_set_security_desc);
2421                         outsize = call_nt_transact_set_security_desc(conn, inbuf, outbuf, 
2422                                         length, bufsize, 
2423                                         &setup, &params, &data);
2424                         END_PROFILE_NESTED(NT_transact_set_security_desc);
2425                         break;
2426                 case NT_TRANSACT_NOTIFY_CHANGE:
2427                         START_PROFILE_NESTED(NT_transact_notify_change);
2428                         outsize = call_nt_transact_notify_change(conn, inbuf, outbuf, 
2429                                         length, bufsize, 
2430                                         &setup, &params, &data);
2431                         END_PROFILE_NESTED(NT_transact_notify_change);
2432                         break;
2433                 case NT_TRANSACT_RENAME:
2434                         START_PROFILE_NESTED(NT_transact_rename);
2435                         outsize = call_nt_transact_rename(conn, inbuf, outbuf,
2436                                         length, bufsize,
2437                                         &setup, &params, &data);
2438                         END_PROFILE_NESTED(NT_transact_rename);
2439                         break;
2440
2441                 case NT_TRANSACT_QUERY_SECURITY_DESC:
2442                         START_PROFILE_NESTED(NT_transact_query_security_desc);
2443                         outsize = call_nt_transact_query_security_desc(conn, inbuf, outbuf, 
2444                                         length, bufsize, 
2445                                         &setup, &params, &data);
2446                         END_PROFILE_NESTED(NT_transact_query_security_desc);
2447                         break;
2448 #ifdef WITH_QUOTAS
2449                 case NT_TRANSACT_GET_USER_QUOTA:
2450                         START_PROFILE_NESTED(NT_transact_get_user_quota);
2451                         outsize = call_nt_transact_get_user_quota(conn, inbuf, outbuf, 
2452                                                 length, bufsize,
2453                                                 &setup, setup_count,
2454                                                 &params, parameter_count, 
2455                                                 &data, data_count);
2456                         END_PROFILE_NESTED(NT_transact_get_user_quota);
2457                         break;
2458                 case NT_TRANSACT_SET_USER_QUOTA:
2459                         START_PROFILE_NESTED(NT_transact_set_user_quota);
2460                         outsize = call_nt_transact_set_user_quota(conn, inbuf, outbuf, 
2461                                                 length, bufsize, 
2462                                                 &setup, setup_count,
2463                                                 &params, parameter_count, 
2464                                                 &data, data_count);
2465                         END_PROFILE_NESTED(NT_transact_set_user_quota);
2466                         break;                                  
2467 #endif /* WITH_QUOTAS */
2468                 default:
2469                         /* Error in request */
2470                         DEBUG(0,("reply_nttrans: Unknown request %d in nttrans call\n", function_code));
2471                         SAFE_FREE(setup);
2472                         SAFE_FREE(params);
2473                         SAFE_FREE(data);
2474                         END_PROFILE(SMBnttrans);
2475                         return ERROR_DOS(ERRSRV,ERRerror);
2476         }
2477
2478         /* As we do not know how many data packets will need to be
2479                 returned here the various call_nt_transact_xxxx calls
2480                 must send their own. Thus a call_nt_transact_xxxx routine only
2481                 returns a value other than -1 when it wants to send
2482                 an error packet. 
2483         */
2484
2485         SAFE_FREE(setup);
2486         SAFE_FREE(params);
2487         SAFE_FREE(data);
2488         END_PROFILE(SMBnttrans);
2489         return outsize; /* If a correct response was needed the call_nt_transact_xxxx 
2490                                 calls have already sent it. If outsize != -1 then it is
2491                                 returning an error packet. */
2492
2493  bad_param:
2494
2495         SAFE_FREE(params);
2496         SAFE_FREE(data);
2497         SAFE_FREE(setup);
2498         END_PROFILE(SMBnttrans);
2499         return ERROR_NT(NT_STATUS_INVALID_PARAMETER);
2500 }