RIP BOOL. Convert BOOL -> bool. I found a few interesting
[nivanova/samba-autobuild/.git] / source3 / smbd / nttrans.c
1 /*
2    Unix SMB/CIFS implementation.
3    SMB NT transaction handling
4    Copyright (C) Jeremy Allison                 1994-2007
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 3 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, see <http://www.gnu.org/licenses/>.
19 */
20
21 #include "includes.h"
22
23 extern int max_send;
24 extern enum protocol_types Protocol;
25 extern int smb_read_error;
26 extern struct current_user current_user;
27
28 static const char *known_nt_pipes[] = {
29         "\\LANMAN",
30         "\\srvsvc",
31         "\\samr",
32         "\\wkssvc",
33         "\\NETLOGON",
34         "\\ntlsa",
35         "\\ntsvcs",
36         "\\lsass",
37         "\\lsarpc",
38         "\\winreg",
39         "\\initshutdown",
40         "\\spoolss",
41         "\\netdfs",
42         "\\rpcecho",
43         "\\svcctl",
44         "\\eventlog",
45         "\\unixinfo",
46         NULL
47 };
48
49 static char *nttrans_realloc(char **ptr, size_t size)
50 {
51         if (ptr==NULL) {
52                 smb_panic("nttrans_realloc() called with NULL ptr");
53         }
54
55         *ptr = (char *)SMB_REALLOC(*ptr, size);
56         if(*ptr == NULL) {
57                 return NULL;
58         }
59         memset(*ptr,'\0',size);
60         return *ptr;
61 }
62
63 /****************************************************************************
64  Send the required number of replies back.
65  We assume all fields other than the data fields are
66  set correctly for the type of call.
67  HACK ! Always assumes smb_setup field is zero.
68 ****************************************************************************/
69
70 void send_nt_replies(struct smb_request *req, NTSTATUS nt_error,
71                      char *params, int paramsize,
72                      char *pdata, int datasize)
73 {
74         int data_to_send = datasize;
75         int params_to_send = paramsize;
76         int useable_space;
77         char *pp = params;
78         char *pd = pdata;
79         int params_sent_thistime, data_sent_thistime, total_sent_thistime;
80         int alignment_offset = 3;
81         int data_alignment_offset = 0;
82
83         /*
84          * If there genuinely are no parameters or data to send just send
85          * the empty packet.
86          */
87
88         if(params_to_send == 0 && data_to_send == 0) {
89                 reply_outbuf(req, 18, 0);
90                 show_msg((char *)req->outbuf);
91                 return;
92         }
93
94         /*
95          * When sending params and data ensure that both are nicely aligned.
96          * Only do this alignment when there is also data to send - else
97          * can cause NT redirector problems.
98          */
99
100         if (((params_to_send % 4) != 0) && (data_to_send != 0)) {
101                 data_alignment_offset = 4 - (params_to_send % 4);
102         }
103
104         /*
105          * Space is bufsize minus Netbios over TCP header minus SMB header.
106          * The alignment_offset is to align the param bytes on a four byte
107          * boundary (2 bytes for data len, one byte pad).
108          * NT needs this to work correctly.
109          */
110
111         useable_space = max_send - (smb_size
112                                     + 2 * 18 /* wct */
113                                     + alignment_offset
114                                     + data_alignment_offset);
115
116         /*
117          * useable_space can never be more than max_send minus the
118          * alignment offset.
119          */
120
121         useable_space = MIN(useable_space,
122                                 max_send - (alignment_offset+data_alignment_offset));
123
124
125         while (params_to_send || data_to_send) {
126
127                 /*
128                  * Calculate whether we will totally or partially fill this packet.
129                  */
130
131                 total_sent_thistime = params_to_send + data_to_send +
132                                         alignment_offset + data_alignment_offset;
133
134                 /*
135                  * We can never send more than useable_space.
136                  */
137
138                 total_sent_thistime = MIN(total_sent_thistime, useable_space);
139
140                 reply_outbuf(req, 18, total_sent_thistime);
141
142                 /*
143                  * Set total params and data to be sent.
144                  */
145
146                 SIVAL(req->outbuf,smb_ntr_TotalParameterCount,paramsize);
147                 SIVAL(req->outbuf,smb_ntr_TotalDataCount,datasize);
148
149                 /*
150                  * Calculate how many parameters and data we can fit into
151                  * this packet. Parameters get precedence.
152                  */
153
154                 params_sent_thistime = MIN(params_to_send,useable_space);
155                 data_sent_thistime = useable_space - params_sent_thistime;
156                 data_sent_thistime = MIN(data_sent_thistime,data_to_send);
157
158                 SIVAL(req->outbuf, smb_ntr_ParameterCount,
159                       params_sent_thistime);
160
161                 if(params_sent_thistime == 0) {
162                         SIVAL(req->outbuf,smb_ntr_ParameterOffset,0);
163                         SIVAL(req->outbuf,smb_ntr_ParameterDisplacement,0);
164                 } else {
165                         /*
166                          * smb_ntr_ParameterOffset is the offset from the start of the SMB header to the
167                          * parameter bytes, however the first 4 bytes of outbuf are
168                          * the Netbios over TCP header. Thus use smb_base() to subtract
169                          * them from the calculation.
170                          */
171
172                         SIVAL(req->outbuf,smb_ntr_ParameterOffset,
173                               ((smb_buf(req->outbuf)+alignment_offset)
174                                - smb_base(req->outbuf)));
175                         /*
176                          * Absolute displacement of param bytes sent in this packet.
177                          */
178
179                         SIVAL(req->outbuf, smb_ntr_ParameterDisplacement,
180                               pp - params);
181                 }
182
183                 /*
184                  * Deal with the data portion.
185                  */
186
187                 SIVAL(req->outbuf, smb_ntr_DataCount, data_sent_thistime);
188
189                 if(data_sent_thistime == 0) {
190                         SIVAL(req->outbuf,smb_ntr_DataOffset,0);
191                         SIVAL(req->outbuf,smb_ntr_DataDisplacement, 0);
192                 } else {
193                         /*
194                          * The offset of the data bytes is the offset of the
195                          * parameter bytes plus the number of parameters being sent this time.
196                          */
197
198                         SIVAL(req->outbuf, smb_ntr_DataOffset,
199                               ((smb_buf(req->outbuf)+alignment_offset) -
200                                smb_base(req->outbuf))
201                               + params_sent_thistime + data_alignment_offset);
202                         SIVAL(req->outbuf,smb_ntr_DataDisplacement, pd - pdata);
203                 }
204
205                 /*
206                  * Copy the param bytes into the packet.
207                  */
208
209                 if(params_sent_thistime) {
210                         if (alignment_offset != 0) {
211                                 memset(smb_buf(req->outbuf), 0,
212                                        alignment_offset);
213                         }
214                         memcpy((smb_buf(req->outbuf)+alignment_offset), pp,
215                                params_sent_thistime);
216                 }
217
218                 /*
219                  * Copy in the data bytes
220                  */
221
222                 if(data_sent_thistime) {
223                         if (data_alignment_offset != 0) {
224                                 memset((smb_buf(req->outbuf)+alignment_offset+
225                                         params_sent_thistime), 0,
226                                        data_alignment_offset);
227                         }
228                         memcpy(smb_buf(req->outbuf)+alignment_offset
229                                +params_sent_thistime+data_alignment_offset,
230                                pd,data_sent_thistime);
231                 }
232
233                 DEBUG(9,("nt_rep: params_sent_thistime = %d, data_sent_thistime = %d, useable_space = %d\n",
234                         params_sent_thistime, data_sent_thistime, useable_space));
235                 DEBUG(9,("nt_rep: params_to_send = %d, data_to_send = %d, paramsize = %d, datasize = %d\n",
236                         params_to_send, data_to_send, paramsize, datasize));
237
238                 if (NT_STATUS_V(nt_error)) {
239                         error_packet_set((char *)req->outbuf,
240                                          0, 0, nt_error,
241                                          __LINE__,__FILE__);
242                 }
243
244                 /* Send the packet */
245                 show_msg((char *)req->outbuf);
246                 if (!send_smb(smbd_server_fd(),(char *)req->outbuf)) {
247                         exit_server_cleanly("send_nt_replies: send_smb failed.");
248                 }
249
250                 TALLOC_FREE(req->outbuf);
251
252                 pp += params_sent_thistime;
253                 pd += data_sent_thistime;
254
255                 params_to_send -= params_sent_thistime;
256                 data_to_send -= data_sent_thistime;
257
258                 /*
259                  * Sanity check
260                  */
261
262                 if(params_to_send < 0 || data_to_send < 0) {
263                         DEBUG(0,("send_nt_replies failed sanity check pts = %d, dts = %d\n!!!",
264                                 params_to_send, data_to_send));
265                         return;
266                 }
267         }
268 }
269
270 /****************************************************************************
271  Is it an NTFS stream name ?
272 ****************************************************************************/
273
274 bool is_ntfs_stream_name(const char *fname)
275 {
276         if (lp_posix_pathnames()) {
277                 return False;
278         }
279         return (strchr_m(fname, ':') != NULL) ? True : False;
280 }
281
282 struct case_semantics_state {
283         connection_struct *conn;
284         bool case_sensitive;
285         bool case_preserve;
286         bool short_case_preserve;
287 };
288
289 /****************************************************************************
290  Restore case semantics.
291 ****************************************************************************/
292 static int restore_case_semantics(struct case_semantics_state *state)
293 {
294         state->conn->case_sensitive = state->case_sensitive;
295         state->conn->case_preserve = state->case_preserve;
296         state->conn->short_case_preserve = state->short_case_preserve;
297         return 0;
298 }
299
300 /****************************************************************************
301  Save case semantics.
302 ****************************************************************************/
303 static struct case_semantics_state *set_posix_case_semantics(TALLOC_CTX *mem_ctx,
304                                                              connection_struct *conn)
305 {
306         struct case_semantics_state *result;
307
308         if (!(result = talloc(mem_ctx, struct case_semantics_state))) {
309                 DEBUG(0, ("talloc failed\n"));
310                 return NULL;
311         }
312
313         result->conn = conn;
314         result->case_sensitive = conn->case_sensitive;
315         result->case_preserve = conn->case_preserve;
316         result->short_case_preserve = conn->short_case_preserve;
317
318         /* Set to POSIX. */
319         conn->case_sensitive = True;
320         conn->case_preserve = True;
321         conn->short_case_preserve = True;
322
323         talloc_set_destructor(result, restore_case_semantics);
324
325         return result;
326 }
327
328 /****************************************************************************
329  Reply to an NT create and X call on a pipe
330 ****************************************************************************/
331
332 static void nt_open_pipe(char *fname, connection_struct *conn,
333                          struct smb_request *req, int *ppnum)
334 {
335         smb_np_struct *p = NULL;
336         int i;
337
338         DEBUG(4,("nt_open_pipe: Opening pipe %s.\n", fname));
339
340         /* See if it is one we want to handle. */
341
342         if (lp_disable_spoolss() && strequal(fname, "\\spoolss")) {
343                 reply_botherror(req, NT_STATUS_OBJECT_NAME_NOT_FOUND,
344                                 ERRDOS, ERRbadpipe);
345                 return;
346         }
347
348         for( i = 0; known_nt_pipes[i]; i++ ) {
349                 if( strequal(fname,known_nt_pipes[i])) {
350                         break;
351                 }
352         }
353
354         if ( known_nt_pipes[i] == NULL ) {
355                 reply_botherror(req, NT_STATUS_OBJECT_NAME_NOT_FOUND,
356                                 ERRDOS, ERRbadpipe);
357                 return;
358         }
359
360         /* Strip \\ off the name. */
361         fname++;
362
363         DEBUG(3,("nt_open_pipe: Known pipe %s opening.\n", fname));
364
365         p = open_rpc_pipe_p(fname, conn, req->vuid);
366         if (!p) {
367                 reply_doserror(req, ERRSRV, ERRnofids);
368                 return;
369         }
370
371         /* TODO: Add pipe to db */
372
373         if ( !store_pipe_opendb( p ) ) {
374                 DEBUG(3,("nt_open_pipe: failed to store %s pipe open.\n", fname));
375         }
376
377         *ppnum = p->pnum;
378         return;
379 }
380
381 /****************************************************************************
382  Reply to an NT create and X call for pipes.
383 ****************************************************************************/
384
385 static void do_ntcreate_pipe_open(connection_struct *conn,
386                                   struct smb_request *req)
387 {
388         char *fname = NULL;
389         int pnum = -1;
390         char *p = NULL;
391         uint32 flags = IVAL(req->inbuf,smb_ntcreate_Flags);
392         TALLOC_CTX *ctx = talloc_tos();
393
394         srvstr_pull_buf_talloc(ctx, (char *)req->inbuf, req->flags2, &fname,
395                         smb_buf(req->inbuf), STR_TERMINATE);
396
397         if (!fname) {
398                 reply_botherror(req, NT_STATUS_OBJECT_NAME_NOT_FOUND,
399                                 ERRDOS, ERRbadpipe);
400                 return;
401         }
402         nt_open_pipe(fname, conn, req, &pnum);
403
404         if (req->outbuf) {
405                 /* error reply */
406                 return;
407         }
408
409         /*
410          * Deal with pipe return.
411          */
412
413         if (flags & EXTENDED_RESPONSE_REQUIRED) {
414                 /* This is very strange. We
415                  * return 50 words, but only set
416                  * the wcnt to 42 ? It's definately
417                  * what happens on the wire....
418                  */
419                 reply_outbuf(req, 50, 0);
420                 SCVAL(req->outbuf,smb_wct,42);
421         } else {
422                 reply_outbuf(req, 34, 0);
423         }
424
425         p = (char *)req->outbuf + smb_vwv2;
426         p++;
427         SSVAL(p,0,pnum);
428         p += 2;
429         SIVAL(p,0,FILE_WAS_OPENED);
430         p += 4;
431         p += 32;
432         SIVAL(p,0,FILE_ATTRIBUTE_NORMAL); /* File Attributes. */
433         p += 20;
434         /* File type. */
435         SSVAL(p,0,FILE_TYPE_MESSAGE_MODE_PIPE);
436         /* Device state. */
437         SSVAL(p,2, 0x5FF); /* ? */
438         p += 4;
439
440         if (flags & EXTENDED_RESPONSE_REQUIRED) {
441                 p += 25;
442                 SIVAL(p,0,FILE_GENERIC_ALL);
443                 /*
444                  * For pipes W2K3 seems to return
445                  * 0x12019B next.
446                  * This is ((FILE_GENERIC_READ|FILE_GENERIC_WRITE) & ~FILE_APPEND_DATA)
447                  */
448                 SIVAL(p,4,(FILE_GENERIC_READ|FILE_GENERIC_WRITE)&~FILE_APPEND_DATA);
449         }
450
451         DEBUG(5,("do_ntcreate_pipe_open: open pipe = %s\n", fname));
452
453         chain_reply(req);
454 }
455
456 /****************************************************************************
457  Reply to an NT create and X call for a quota file.
458 ****************************************************************************/
459
460 static void reply_ntcreate_and_X_quota(connection_struct *conn,
461                                        struct smb_request *req,
462                                        enum FAKE_FILE_TYPE fake_file_type,
463                                        const char *fname)
464 {
465         char *p;
466         uint32 desired_access = IVAL(req->inbuf,smb_ntcreate_DesiredAccess);
467         files_struct *fsp;
468         NTSTATUS status;
469
470         status = open_fake_file(conn, fake_file_type, fname, desired_access,
471                                 &fsp);
472
473         if (!NT_STATUS_IS_OK(status)) {
474                 reply_nterror(req, status);
475                 return;
476         }
477
478         reply_outbuf(req, 34, 0);
479
480         p = (char *)req->outbuf + smb_vwv2;
481
482         /* SCVAL(p,0,NO_OPLOCK_RETURN); */
483         p++;
484         SSVAL(p,0,fsp->fnum);
485
486         DEBUG(5,("reply_ntcreate_and_X_quota: fnum = %d, open name = %s\n", fsp->fnum, fsp->fsp_name));
487
488         chain_reply(req);
489 }
490
491 /****************************************************************************
492  Reply to an NT create and X call.
493 ****************************************************************************/
494
495 void reply_ntcreate_and_X(connection_struct *conn,
496                           struct smb_request *req)
497 {
498         char *fname = NULL;
499         uint32 flags;
500         uint32 access_mask;
501         uint32 file_attributes;
502         uint32 share_access;
503         uint32 create_disposition;
504         uint32 create_options;
505         uint16 root_dir_fid;
506         SMB_BIG_UINT allocation_size;
507         /* Breakout the oplock request bits so we can set the
508            reply bits separately. */
509         int oplock_request = 0;
510         uint32 fattr=0;
511         SMB_OFF_T file_len = 0;
512         SMB_STRUCT_STAT sbuf;
513         int info = 0;
514         files_struct *fsp = NULL;
515         char *p = NULL;
516         struct timespec c_timespec;
517         struct timespec a_timespec;
518         struct timespec m_timespec;
519         bool extended_oplock_granted = False;
520         NTSTATUS status;
521         struct case_semantics_state *case_state = NULL;
522         TALLOC_CTX *ctx = talloc_tos();
523
524         START_PROFILE(SMBntcreateX);
525
526         if (req->wct < 24) {
527                 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
528                 return;
529         }
530
531         flags = IVAL(req->inbuf,smb_ntcreate_Flags);
532         access_mask = IVAL(req->inbuf,smb_ntcreate_DesiredAccess);
533         file_attributes = IVAL(req->inbuf,smb_ntcreate_FileAttributes);
534         share_access = IVAL(req->inbuf,smb_ntcreate_ShareAccess);
535         create_disposition = IVAL(req->inbuf,smb_ntcreate_CreateDisposition);
536         create_options = IVAL(req->inbuf,smb_ntcreate_CreateOptions);
537         root_dir_fid = (uint16)IVAL(req->inbuf,smb_ntcreate_RootDirectoryFid);
538
539         allocation_size = (SMB_BIG_UINT)IVAL(req->inbuf,smb_ntcreate_AllocationSize);
540 #ifdef LARGE_SMB_OFF_T
541         allocation_size |= (((SMB_BIG_UINT)IVAL(req->inbuf,smb_ntcreate_AllocationSize + 4)) << 32);
542 #endif
543
544         DEBUG(10,("reply_ntcreate_and_X: flags = 0x%x, access_mask = 0x%x "
545                   "file_attributes = 0x%x, share_access = 0x%x, "
546                   "create_disposition = 0x%x create_options = 0x%x "
547                   "root_dir_fid = 0x%x\n",
548                         (unsigned int)flags,
549                         (unsigned int)access_mask,
550                         (unsigned int)file_attributes,
551                         (unsigned int)share_access,
552                         (unsigned int)create_disposition,
553                         (unsigned int)create_options,
554                         (unsigned int)root_dir_fid ));
555
556         /*
557          * If it's an IPC, use the pipe handler.
558          */
559
560         if (IS_IPC(conn)) {
561                 if (lp_nt_pipe_support()) {
562                         do_ntcreate_pipe_open(conn, req);
563                         END_PROFILE(SMBntcreateX);
564                         return;
565                 } else {
566                         reply_doserror(req, ERRDOS, ERRnoaccess);
567                         END_PROFILE(SMBntcreateX);
568                         return;
569                 }
570         }
571
572         if (create_options & FILE_OPEN_BY_FILE_ID) {
573                 reply_nterror(req, NT_STATUS_NOT_SUPPORTED);
574                 END_PROFILE(SMBntcreateX);
575                 return;
576         }
577
578         /*
579          * Get the file name.
580          */
581
582         if(root_dir_fid != 0) {
583                 /*
584                  * This filename is relative to a directory fid.
585                  */
586                 char *rel_fname = NULL;
587                 files_struct *dir_fsp = file_fsp(
588                         SVAL(req->inbuf, smb_ntcreate_RootDirectoryFid));
589
590                 if(!dir_fsp) {
591                         reply_doserror(req, ERRDOS, ERRbadfid);
592                         END_PROFILE(SMBntcreateX);
593                         return;
594                 }
595
596                 if(!dir_fsp->is_directory) {
597
598                         srvstr_get_path(ctx, (char *)req->inbuf,
599                                         req->flags2, &fname,
600                                         smb_buf(req->inbuf), 0,
601                                         STR_TERMINATE, &status);
602                         if (!NT_STATUS_IS_OK(status)) {
603                                 reply_nterror(req, status);
604                                 END_PROFILE(SMBntcreateX);
605                                 return;
606                         }
607
608                         /*
609                          * Check to see if this is a mac fork of some kind.
610                          */
611
612                         if( is_ntfs_stream_name(fname)) {
613                                 reply_nterror(
614                                         req, NT_STATUS_OBJECT_PATH_NOT_FOUND);
615                                 END_PROFILE(SMBntcreateX);
616                                 return;
617                         }
618
619                         /*
620                           we need to handle the case when we get a
621                           relative open relative to a file and the
622                           pathname is blank - this is a reopen!
623                           (hint from demyn plantenberg)
624                         */
625
626                         reply_doserror(req, ERRDOS, ERRbadfid);
627                         END_PROFILE(SMBntcreateX);
628                         return;
629                 }
630
631                 if (ISDOT(dir_fsp->fsp_name)) {
632                         /*
633                          * We're at the toplevel dir, the final file name
634                          * must not contain ./, as this is filtered out
635                          * normally by srvstr_get_path and unix_convert
636                          * explicitly rejects paths containing ./.
637                          */
638                         fname = talloc_strdup(ctx,"");
639                         if (!fname) {
640                                 reply_nterror(req, NT_STATUS_NO_MEMORY);
641                                 END_PROFILE(SMBntcreateX);
642                                 return;
643                         }
644                 } else {
645                         size_t dir_name_len = strlen(dir_fsp->fsp_name);
646
647                         /*
648                          * Copy in the base directory name.
649                          */
650
651                         fname = TALLOC_ARRAY(ctx, char, dir_name_len+2);
652                         if (!fname) {
653                                 reply_nterror(
654                                         req, NT_STATUS_NO_MEMORY);
655                                 END_PROFILE(SMBntcreateX);
656                                 return;
657                         }
658                         memcpy(fname, dir_fsp->fsp_name, dir_name_len+1);
659
660                         /*
661                          * Ensure it ends in a '/'.
662                          * We used TALLOC_SIZE +2 to add space for the '/'.
663                          */
664
665                         if(dir_name_len &&
666                                         (fname[dir_name_len-1] != '\\') &&
667                                         (fname[dir_name_len-1] != '/')) {
668                                 fname[dir_name_len] = '/';
669                                 fname[dir_name_len+1] = '\0';
670                         }
671                 }
672
673                 srvstr_get_path(ctx, (char *)req->inbuf, req->flags2, &rel_fname,
674                                 smb_buf(req->inbuf), 0,
675                                 STR_TERMINATE, &status);
676                 if (!NT_STATUS_IS_OK(status)) {
677                         reply_nterror(req, status);
678                         END_PROFILE(SMBntcreateX);
679                         return;
680                 }
681                 fname = talloc_asprintf(ctx, "%s%s",
682                                         fname,
683                                         rel_fname);
684                 if (!fname) {
685                         reply_nterror(
686                                 req, NT_STATUS_NO_MEMORY);
687                         END_PROFILE(SMBntcreateX);
688                         return;
689                 }
690         } else {
691                 srvstr_get_path(ctx, (char *)req->inbuf, req->flags2, &fname,
692                                 smb_buf(req->inbuf), 0,
693                                 STR_TERMINATE, &status);
694                 if (!NT_STATUS_IS_OK(status)) {
695                         reply_nterror(req, status);
696                         END_PROFILE(SMBntcreateX);
697                         return;
698                 }
699
700                 /*
701                  * Check to see if this is a mac fork of some kind.
702                  */
703
704                 if( is_ntfs_stream_name(fname)) {
705                         enum FAKE_FILE_TYPE fake_file_type = is_fake_file(fname);
706                         if (fake_file_type!=FAKE_FILE_TYPE_NONE) {
707                                 /*
708                                  * Here we go! support for changing the disk quotas --metze
709                                  *
710                                  * We need to fake up to open this MAGIC QUOTA file 
711                                  * and return a valid FID.
712                                  *
713                                  * w2k close this file directly after openening
714                                  * xp also tries a QUERY_FILE_INFO on the file and then close it
715                                  */
716                                 reply_ntcreate_and_X_quota(conn, req,
717                                                           fake_file_type, fname);
718                         } else {
719                                 reply_nterror(req, NT_STATUS_OBJECT_PATH_NOT_FOUND);
720                         }
721                         END_PROFILE(SMBntcreateX);
722                         return;
723                 }
724         }
725
726         /*
727          * Now contruct the smb_open_mode value from the filename,
728          * desired access and the share access.
729          */
730         status = resolve_dfspath(ctx, conn,
731                                 req->flags2 & FLAGS2_DFS_PATHNAMES,
732                                 fname,
733                                 &fname);
734         if (!NT_STATUS_IS_OK(status)) {
735                 if (NT_STATUS_EQUAL(status,NT_STATUS_PATH_NOT_COVERED)) {
736                         reply_botherror(req, NT_STATUS_PATH_NOT_COVERED,
737                                         ERRSRV, ERRbadpath);
738                 }
739                 else {
740                         reply_nterror(req, status);
741                 }
742                 END_PROFILE(SMBntcreateX);
743                 return;
744         }
745
746         oplock_request = (flags & REQUEST_OPLOCK) ? EXCLUSIVE_OPLOCK : 0;
747         if (oplock_request) {
748                 oplock_request |= (flags & REQUEST_BATCH_OPLOCK) ? BATCH_OPLOCK : 0;
749         }
750
751         /*
752          * Ordinary file or directory.
753          */
754
755         /*
756          * Check if POSIX semantics are wanted.
757          */
758
759         if (file_attributes & FILE_FLAG_POSIX_SEMANTICS) {
760                 case_state = set_posix_case_semantics(NULL, conn);
761                 file_attributes &= ~FILE_FLAG_POSIX_SEMANTICS;
762         }
763
764         status = unix_convert(ctx, conn, fname, False, &fname, NULL, &sbuf);
765         if (!NT_STATUS_IS_OK(status)) {
766                 TALLOC_FREE(case_state);
767                 reply_nterror(req, status);
768                 END_PROFILE(SMBntcreateX);
769                 return;
770         }
771         /* All file access must go through check_name() */
772         status = check_name(conn, fname);
773         if (!NT_STATUS_IS_OK(status)) {
774                 TALLOC_FREE(case_state);
775                 reply_nterror(req, status);
776                 END_PROFILE(SMBntcreateX);
777                 return;
778         }
779
780         /* This is the correct thing to do (check every time) but can_delete is
781            expensive (it may have to read the parent directory permissions). So
782            for now we're not doing it unless we have a strong hint the client
783            is really going to delete this file. If the client is forcing FILE_CREATE
784            let the filesystem take care of the permissions. */
785
786         /* Setting FILE_SHARE_DELETE is the hint. */
787
788         if (lp_acl_check_permissions(SNUM(conn))
789             && (create_disposition != FILE_CREATE)
790             && (share_access & FILE_SHARE_DELETE)
791             && (access_mask & DELETE_ACCESS)) {
792                 if ((dos_mode(conn, fname, &sbuf) & FILE_ATTRIBUTE_READONLY) ||
793                                 !can_delete_file_in_directory(conn, fname)) {
794                         TALLOC_FREE(case_state);
795                         reply_nterror(req, NT_STATUS_ACCESS_DENIED);
796                         END_PROFILE(SMBntcreateX);
797                         return;
798                 }
799         }
800
801 #if 0
802         /* We need to support SeSecurityPrivilege for this. */
803         if ((access_mask & SEC_RIGHT_SYSTEM_SECURITY) &&
804                         !user_has_privileges(current_user.nt_user_token,
805                                 &se_security)) {
806                 TALLOC_FREE(case_state);
807                 END_PROFILE(SMBntcreateX);
808                 return ERROR_NT(NT_STATUS_PRIVILEGE_NOT_HELD);
809         }
810 #endif
811
812         /*
813          * If it's a request for a directory open, deal with it separately.
814          */
815
816         if(create_options & FILE_DIRECTORY_FILE) {
817
818                 /* Can't open a temp directory. IFS kit test. */
819                 if (file_attributes & FILE_ATTRIBUTE_TEMPORARY) {
820                         TALLOC_FREE(case_state);
821                         reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
822                         END_PROFILE(SMBntcreateX);
823                         return;
824                 }
825
826                 oplock_request = 0;
827                 status = open_directory(conn, req, fname, &sbuf,
828                                         access_mask,
829                                         share_access,
830                                         create_disposition,
831                                         create_options,
832                                         file_attributes,
833                                         &info, &fsp);
834
835         } else {
836
837                 /*
838                  * Ordinary file case.
839                  */
840
841                 /* NB. We have a potential bug here. If we
842                  * cause an oplock break to ourselves, then we
843                  * could end up processing filename related
844                  * SMB requests whilst we await the oplock
845                  * break response. As we may have changed the
846                  * filename case semantics to be POSIX-like,
847                  * this could mean a filename request could
848                  * fail when it should succeed. This is a rare
849                  * condition, but eventually we must arrange
850                  * to restore the correct case semantics
851                  * before issuing an oplock break request to
852                  * our client. JRA.  */
853
854                 status = open_file_ntcreate(conn, req, fname, &sbuf,
855                                         access_mask,
856                                         share_access,
857                                         create_disposition,
858                                         create_options,
859                                         file_attributes,
860                                         oplock_request,
861                                         &info, &fsp);
862
863                 /* We cheat here. There are two cases we
864                  * care about. One is a directory rename,
865                  * where the NT client will attempt to
866                  * open the source directory for
867                  * DELETE access. Note that when the
868                  * NT client does this it does *not*
869                  * set the directory bit in the
870                  * request packet. This is translated
871                  * into a read/write open
872                  * request. POSIX states that any open
873                  * for write request on a directory
874                  * will generate an EISDIR error, so
875                  * we can catch this here and open a
876                  * pseudo handle that is flagged as a
877                  * directory. The second is an open
878                  * for a permissions read only, which
879                  * we handle in the open_file_stat case. JRA.
880                  */
881
882                 if (NT_STATUS_EQUAL(status, NT_STATUS_FILE_IS_A_DIRECTORY)) {
883
884                         /*
885                          * Fail the open if it was explicitly a non-directory
886                          * file.
887                          */
888
889                         if (create_options & FILE_NON_DIRECTORY_FILE) {
890                                 TALLOC_FREE(case_state);
891                                 reply_force_nterror(req,
892                                                 NT_STATUS_FILE_IS_A_DIRECTORY);
893                                 END_PROFILE(SMBntcreateX);
894                                 return;
895                         }
896
897                         oplock_request = 0;
898                         status = open_directory(conn, req, fname,
899                                                 &sbuf,
900                                                 access_mask,
901                                                 share_access,
902                                                 create_disposition,
903                                                 create_options,
904                                                 file_attributes,
905                                                 &info, &fsp);
906                 }
907         }
908
909         TALLOC_FREE(case_state);
910
911         if (!NT_STATUS_IS_OK(status)) {
912                 if (open_was_deferred(req->mid)) {
913                         /* We have re-scheduled this call. */
914                         END_PROFILE(SMBntcreateX);
915                         return;
916                 }
917                 reply_openerror(req, status);
918                 END_PROFILE(SMBntcreateX);
919                 return;
920         }
921
922         file_len = sbuf.st_size;
923         fattr = dos_mode(conn,fname,&sbuf);
924         if(fattr == 0) {
925                 fattr = FILE_ATTRIBUTE_NORMAL;
926         }
927         if (!fsp->is_directory && (fattr & aDIR)) {
928                 close_file(fsp,ERROR_CLOSE);
929                 reply_doserror(req, ERRDOS, ERRnoaccess);
930                 END_PROFILE(SMBntcreateX);
931                 return;
932         }
933
934         /* Save the requested allocation size. */
935         if ((info == FILE_WAS_CREATED) || (info == FILE_WAS_OVERWRITTEN)) {
936                 if (allocation_size && (allocation_size > (SMB_BIG_UINT)file_len)) {
937                         fsp->initial_allocation_size = smb_roundup(fsp->conn, allocation_size);
938                         if (fsp->is_directory) {
939                                 close_file(fsp,ERROR_CLOSE);
940                                 /* Can't set allocation size on a directory. */
941                                 reply_nterror(req, NT_STATUS_ACCESS_DENIED);
942                                 END_PROFILE(SMBntcreateX);
943                                 return;
944                         }
945                         if (vfs_allocate_file_space(fsp, fsp->initial_allocation_size) == -1) {
946                                 close_file(fsp,ERROR_CLOSE);
947                                 reply_nterror(req, NT_STATUS_DISK_FULL);
948                                 END_PROFILE(SMBntcreateX);
949                                 return;
950                         }
951                 } else {
952                         fsp->initial_allocation_size = smb_roundup(fsp->conn,(SMB_BIG_UINT)file_len);
953                 }
954         }
955
956         /*
957          * If the caller set the extended oplock request bit
958          * and we granted one (by whatever means) - set the
959          * correct bit for extended oplock reply.
960          */
961
962         if (oplock_request && lp_fake_oplocks(SNUM(conn))) {
963                 extended_oplock_granted = True;
964         }
965
966         if(oplock_request && EXCLUSIVE_OPLOCK_TYPE(fsp->oplock_type)) {
967                 extended_oplock_granted = True;
968         }
969
970         if (flags & EXTENDED_RESPONSE_REQUIRED) {
971                 /* This is very strange. We
972                  * return 50 words, but only set
973                  * the wcnt to 42 ? It's definately
974                  * what happens on the wire....
975                  */
976                 reply_outbuf(req, 50, 0);
977                 SCVAL(req->outbuf,smb_wct,42);
978         } else {
979                 reply_outbuf(req, 34, 0);
980         }
981
982         p = (char *)req->outbuf + smb_vwv2;
983
984         /*
985          * Currently as we don't support level II oplocks we just report
986          * exclusive & batch here.
987          */
988
989         if (extended_oplock_granted) {
990                 if (flags & REQUEST_BATCH_OPLOCK) {
991                         SCVAL(p,0, BATCH_OPLOCK_RETURN);
992                 } else {
993                         SCVAL(p,0, EXCLUSIVE_OPLOCK_RETURN);
994                 }
995         } else if (fsp->oplock_type == LEVEL_II_OPLOCK) {
996                 SCVAL(p,0, LEVEL_II_OPLOCK_RETURN);
997         } else {
998                 SCVAL(p,0,NO_OPLOCK_RETURN);
999         }
1000
1001         p++;
1002         SSVAL(p,0,fsp->fnum);
1003         p += 2;
1004         if ((create_disposition == FILE_SUPERSEDE) && (info == FILE_WAS_OVERWRITTEN)) {
1005                 SIVAL(p,0,FILE_WAS_SUPERSEDED);
1006         } else {
1007                 SIVAL(p,0,info);
1008         }
1009         p += 4;
1010
1011         /* Create time. */
1012         c_timespec = get_create_timespec(&sbuf,lp_fake_dir_create_times(SNUM(conn)));
1013         a_timespec = get_atimespec(&sbuf);
1014         m_timespec = get_mtimespec(&sbuf);
1015
1016         if (lp_dos_filetime_resolution(SNUM(conn))) {
1017                 dos_filetime_timespec(&c_timespec);
1018                 dos_filetime_timespec(&a_timespec);
1019                 dos_filetime_timespec(&m_timespec);
1020         }
1021
1022         put_long_date_timespec(p, c_timespec); /* create time. */
1023         p += 8;
1024         put_long_date_timespec(p, a_timespec); /* access time */
1025         p += 8;
1026         put_long_date_timespec(p, m_timespec); /* write time */
1027         p += 8;
1028         put_long_date_timespec(p, m_timespec); /* change time */
1029         p += 8;
1030         SIVAL(p,0,fattr); /* File Attributes. */
1031         p += 4;
1032         SOFF_T(p, 0, get_allocation_size(conn,fsp,&sbuf));
1033         p += 8;
1034         SOFF_T(p,0,file_len);
1035         p += 8;
1036         if (flags & EXTENDED_RESPONSE_REQUIRED) {
1037                 SSVAL(p,2,0x7);
1038         }
1039         p += 4;
1040         SCVAL(p,0,fsp->is_directory ? 1 : 0);
1041
1042         if (flags & EXTENDED_RESPONSE_REQUIRED) {
1043                 uint32 perms = 0;
1044                 p += 25;
1045                 if (fsp->is_directory || can_write_to_file(conn, fname, &sbuf)) {
1046                         perms = FILE_GENERIC_ALL;
1047                 } else {
1048                         perms = FILE_GENERIC_READ|FILE_EXECUTE;
1049                 }
1050                 SIVAL(p,0,perms);
1051         }
1052
1053         DEBUG(5,("reply_ntcreate_and_X: fnum = %d, open name = %s\n", fsp->fnum, fsp->fsp_name));
1054
1055         chain_reply(req);
1056         END_PROFILE(SMBntcreateX);
1057         return;
1058 }
1059
1060 /****************************************************************************
1061  Reply to a NT_TRANSACT_CREATE call to open a pipe.
1062 ****************************************************************************/
1063
1064 static void do_nt_transact_create_pipe(connection_struct *conn,
1065                                        struct smb_request *req,
1066                                        uint16 **ppsetup, uint32 setup_count,
1067                                        char **ppparams, uint32 parameter_count,
1068                                        char **ppdata, uint32 data_count)
1069 {
1070         char *fname = NULL;
1071         char *params = *ppparams;
1072         int pnum = -1;
1073         char *p = NULL;
1074         NTSTATUS status;
1075         size_t param_len;
1076         uint32 flags;
1077         TALLOC_CTX *ctx = talloc_tos();
1078
1079         /*
1080          * Ensure minimum number of parameters sent.
1081          */
1082
1083         if(parameter_count < 54) {
1084                 DEBUG(0,("do_nt_transact_create_pipe - insufficient parameters (%u)\n", (unsigned int)parameter_count));
1085                 reply_doserror(req, ERRDOS, ERRnoaccess);
1086                 return;
1087         }
1088
1089         flags = IVAL(params,0);
1090
1091         srvstr_get_path(ctx, params, req->flags2, &fname, params+53,
1092                         parameter_count-53, STR_TERMINATE,
1093                         &status);
1094         if (!NT_STATUS_IS_OK(status)) {
1095                 reply_nterror(req, status);
1096                 return;
1097         }
1098
1099         nt_open_pipe(fname, conn, req, &pnum);
1100
1101         if (req->outbuf) {
1102                 /* Error return */
1103                 return;
1104         }
1105
1106         /* Realloc the size of parameters and data we will return */
1107         if (flags & EXTENDED_RESPONSE_REQUIRED) {
1108                 /* Extended response is 32 more byyes. */
1109                 param_len = 101;
1110         } else {
1111                 param_len = 69;
1112         }
1113         params = nttrans_realloc(ppparams, param_len);
1114         if(params == NULL) {
1115                 reply_doserror(req, ERRDOS, ERRnomem);
1116                 return;
1117         }
1118
1119         p = params;
1120         SCVAL(p,0,NO_OPLOCK_RETURN);
1121
1122         p += 2;
1123         SSVAL(p,0,pnum);
1124         p += 2;
1125         SIVAL(p,0,FILE_WAS_OPENED);
1126         p += 8;
1127
1128         p += 32;
1129         SIVAL(p,0,FILE_ATTRIBUTE_NORMAL); /* File Attributes. */
1130         p += 20;
1131         /* File type. */
1132         SSVAL(p,0,FILE_TYPE_MESSAGE_MODE_PIPE);
1133         /* Device state. */
1134         SSVAL(p,2, 0x5FF); /* ? */
1135         p += 4;
1136
1137         if (flags & EXTENDED_RESPONSE_REQUIRED) {
1138                 p += 25;
1139                 SIVAL(p,0,FILE_GENERIC_ALL);
1140                 /*
1141                  * For pipes W2K3 seems to return
1142                  * 0x12019B next.
1143                  * This is ((FILE_GENERIC_READ|FILE_GENERIC_WRITE) & ~FILE_APPEND_DATA)
1144                  */
1145                 SIVAL(p,4,(FILE_GENERIC_READ|FILE_GENERIC_WRITE)&~FILE_APPEND_DATA);
1146         }
1147
1148         DEBUG(5,("do_nt_transact_create_pipe: open name = %s\n", fname));
1149
1150         /* Send the required number of replies */
1151         send_nt_replies(req, NT_STATUS_OK, params, param_len, *ppdata, 0);
1152
1153         return;
1154 }
1155
1156 /****************************************************************************
1157  Internal fn to set security descriptors.
1158 ****************************************************************************/
1159
1160 static NTSTATUS set_sd(files_struct *fsp, char *data, uint32 sd_len, uint32 security_info_sent)
1161 {
1162         prs_struct pd;
1163         SEC_DESC *psd = NULL;
1164         TALLOC_CTX *mem_ctx;
1165         NTSTATUS status;
1166
1167         if (sd_len == 0 || !lp_nt_acl_support(SNUM(fsp->conn))) {
1168                 return NT_STATUS_OK;
1169         }
1170
1171         /*
1172          * Init the parse struct we will unmarshall from.
1173          */
1174
1175         if ((mem_ctx = talloc_init("set_sd")) == NULL) {
1176                 DEBUG(0,("set_sd: talloc_init failed.\n"));
1177                 return NT_STATUS_NO_MEMORY;
1178         }
1179
1180         prs_init(&pd, 0, mem_ctx, UNMARSHALL);
1181
1182         /*
1183          * Setup the prs_struct to point at the memory we just
1184          * allocated.
1185          */
1186
1187         prs_give_memory( &pd, data, sd_len, False);
1188
1189         /*
1190          * Finally, unmarshall from the data buffer.
1191          */
1192
1193         if(!sec_io_desc( "sd data", &psd, &pd, 1)) {
1194                 DEBUG(0,("set_sd: Error in unmarshalling security descriptor.\n"));
1195                 /*
1196                  * Return access denied for want of a better error message..
1197                  */
1198                 talloc_destroy(mem_ctx);
1199                 return NT_STATUS_NO_MEMORY;
1200         }
1201
1202         if (psd->owner_sid==0) {
1203                 security_info_sent &= ~OWNER_SECURITY_INFORMATION;
1204         }
1205         if (psd->group_sid==0) {
1206                 security_info_sent &= ~GROUP_SECURITY_INFORMATION;
1207         }
1208         if (psd->sacl==0) {
1209                 security_info_sent &= ~SACL_SECURITY_INFORMATION;
1210         }
1211         if (psd->dacl==0) {
1212                 security_info_sent &= ~DACL_SECURITY_INFORMATION;
1213         }
1214
1215         status = SMB_VFS_FSET_NT_ACL( fsp, fsp->fh->fd, security_info_sent, psd);
1216
1217         talloc_destroy(mem_ctx);
1218         return status;
1219 }
1220
1221 /****************************************************************************
1222  Read a list of EA names and data from an incoming data buffer. Create an ea_list with them.
1223 ****************************************************************************/
1224
1225 static struct ea_list *read_nttrans_ea_list(TALLOC_CTX *ctx, const char *pdata, size_t data_size)
1226 {
1227         struct ea_list *ea_list_head = NULL;
1228         size_t offset = 0;
1229
1230         if (data_size < 4) {
1231                 return NULL;
1232         }
1233
1234         while (offset + 4 <= data_size) {
1235                 size_t next_offset = IVAL(pdata,offset);
1236                 struct ea_list *eal = read_ea_list_entry(ctx, pdata + offset + 4, data_size - offset - 4, NULL);
1237
1238                 if (!eal) {
1239                         return NULL;
1240                 }
1241
1242                 DLIST_ADD_END(ea_list_head, eal, struct ea_list *);
1243                 if (next_offset == 0) {
1244                         break;
1245                 }
1246                 offset += next_offset;
1247         }
1248
1249         return ea_list_head;
1250 }
1251
1252 /****************************************************************************
1253  Reply to a NT_TRANSACT_CREATE call (needs to process SD's).
1254 ****************************************************************************/
1255
1256 static void call_nt_transact_create(connection_struct *conn,
1257                                     struct smb_request *req,
1258                                     uint16 **ppsetup, uint32 setup_count,
1259                                     char **ppparams, uint32 parameter_count,
1260                                     char **ppdata, uint32 data_count,
1261                                     uint32 max_data_count)
1262 {
1263         char *fname = NULL;
1264         char *params = *ppparams;
1265         char *data = *ppdata;
1266         /* Breakout the oplock request bits so we can set the reply bits separately. */
1267         int oplock_request = 0;
1268         uint32 fattr=0;
1269         SMB_OFF_T file_len = 0;
1270         SMB_STRUCT_STAT sbuf;
1271         int info = 0;
1272         files_struct *fsp = NULL;
1273         char *p = NULL;
1274         bool extended_oplock_granted = False;
1275         uint32 flags;
1276         uint32 access_mask;
1277         uint32 file_attributes;
1278         uint32 share_access;
1279         uint32 create_disposition;
1280         uint32 create_options;
1281         uint32 sd_len;
1282         uint32 ea_len;
1283         uint16 root_dir_fid;
1284         struct timespec c_timespec;
1285         struct timespec a_timespec;
1286         struct timespec m_timespec;
1287         struct ea_list *ea_list = NULL;
1288         char *pdata = NULL;
1289         NTSTATUS status;
1290         size_t param_len;
1291         struct case_semantics_state *case_state = NULL;
1292         TALLOC_CTX *ctx = talloc_tos();
1293
1294         DEBUG(5,("call_nt_transact_create\n"));
1295
1296         /*
1297          * If it's an IPC, use the pipe handler.
1298          */
1299
1300         if (IS_IPC(conn)) {
1301                 if (lp_nt_pipe_support()) {
1302                         do_nt_transact_create_pipe(
1303                                 conn, req,
1304                                 ppsetup, setup_count,
1305                                 ppparams, parameter_count,
1306                                 ppdata, data_count);
1307                         return;
1308                 } else {
1309                         reply_doserror(req, ERRDOS, ERRnoaccess);
1310                         return;
1311                 }
1312         }
1313
1314         /*
1315          * Ensure minimum number of parameters sent.
1316          */
1317
1318         if(parameter_count < 54) {
1319                 DEBUG(0,("call_nt_transact_create - insufficient parameters (%u)\n", (unsigned int)parameter_count));
1320                 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
1321                 return;
1322         }
1323
1324         flags = IVAL(params,0);
1325         access_mask = IVAL(params,8);
1326         file_attributes = IVAL(params,20);
1327         share_access = IVAL(params,24);
1328         create_disposition = IVAL(params,28);
1329         create_options = IVAL(params,32);
1330         sd_len = IVAL(params,36);
1331         ea_len = IVAL(params,40);
1332         root_dir_fid = (uint16)IVAL(params,4);
1333
1334         /* Ensure the data_len is correct for the sd and ea values given. */
1335         if ((ea_len + sd_len > data_count) ||
1336                         (ea_len > data_count) || (sd_len > data_count) ||
1337                         (ea_len + sd_len < ea_len) || (ea_len + sd_len < sd_len)) {
1338                 DEBUG(10,("call_nt_transact_create - ea_len = %u, sd_len = %u, data_count = %u\n",
1339                         (unsigned int)ea_len, (unsigned int)sd_len, (unsigned int)data_count ));
1340                 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
1341                 return;
1342         }
1343
1344         if (ea_len) {
1345                 if (!lp_ea_support(SNUM(conn))) {
1346                         DEBUG(10,("call_nt_transact_create - ea_len = %u but EA's not supported.\n",
1347                                 (unsigned int)ea_len ));
1348                         reply_nterror(req, NT_STATUS_EAS_NOT_SUPPORTED);
1349                         return;
1350                 }
1351
1352                 if (ea_len < 10) {
1353                         DEBUG(10,("call_nt_transact_create - ea_len = %u - too small (should be more than 10)\n",
1354                                 (unsigned int)ea_len ));
1355                         reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
1356                         return;
1357                 }
1358         }
1359
1360         if (create_options & FILE_OPEN_BY_FILE_ID) {
1361                 reply_nterror(req, NT_STATUS_NOT_SUPPORTED);
1362                 return;
1363         }
1364
1365         /*
1366          * Get the file name.
1367          */
1368
1369         if(root_dir_fid != 0) {
1370                 /*
1371                  * This filename is relative to a directory fid.
1372                  */
1373                 char *tmpname = NULL;
1374                 files_struct *dir_fsp = file_fsp(SVAL(params,4));
1375
1376                 if(!dir_fsp) {
1377                         reply_doserror(req, ERRDOS, ERRbadfid);
1378                         return;
1379                 }
1380
1381                 if(!dir_fsp->is_directory) {
1382                         srvstr_get_path(ctx, params, req->flags2, &fname,
1383                                         params+53,
1384                                         parameter_count-53, STR_TERMINATE,
1385                                         &status);
1386                         if (!NT_STATUS_IS_OK(status)) {
1387                                 reply_nterror(req, status);
1388                                 return;
1389                         }
1390
1391                         /*
1392                          * Check to see if this is a mac fork of some kind.
1393                          */
1394
1395                         if( is_ntfs_stream_name(fname)) {
1396                                 reply_nterror(req,
1397                                               NT_STATUS_OBJECT_PATH_NOT_FOUND);
1398                                 return;
1399                         }
1400
1401                         reply_doserror(req, ERRDOS, ERRbadfid);
1402                         return;
1403                 }
1404
1405                 if (ISDOT(dir_fsp->fsp_name)) {
1406                         /*
1407                          * We're at the toplevel dir, the final file name
1408                          * must not contain ./, as this is filtered out
1409                          * normally by srvstr_get_path and unix_convert
1410                          * explicitly rejects paths containing ./.
1411                          */
1412                         fname = talloc_strdup(ctx,"");
1413                         if (!fname) {
1414                                 reply_nterror(req, NT_STATUS_NO_MEMORY);
1415                                 return;
1416                         }
1417                 } else {
1418                         size_t dir_name_len = strlen(dir_fsp->fsp_name);
1419
1420                         /*
1421                          * Copy in the base directory name.
1422                          */
1423
1424                         fname = TALLOC_ARRAY(ctx, char, dir_name_len+2);
1425                         if (!fname) {
1426                                 reply_nterror(req, NT_STATUS_NO_MEMORY);
1427                                 return;
1428                         }
1429                         memcpy(fname, dir_fsp->fsp_name, dir_name_len+1);
1430
1431                         /*
1432                          * Ensure it ends in a '/'.
1433                          * We used TALLOC_SIZE +2 to add space for the '/'.
1434                          */
1435
1436                         if(dir_name_len &&
1437                                         (fname[dir_name_len-1] != '\\') &&
1438                                         (fname[dir_name_len-1] != '/')) {
1439                                 fname[dir_name_len] = '/';
1440                                 fname[dir_name_len+1] = '\0';
1441                         }
1442                 }
1443
1444                 srvstr_get_path(ctx, params, req->flags2, &tmpname,
1445                                 params+53,
1446                                 parameter_count-53, STR_TERMINATE,
1447                                 &status);
1448                 if (!NT_STATUS_IS_OK(status)) {
1449                         reply_nterror(req, status);
1450                         return;
1451                 }
1452                 fname = talloc_asprintf(ctx, "%s%s",
1453                                         fname,
1454                                         tmpname);
1455                 if (!fname) {
1456                         reply_nterror(
1457                                 req, NT_STATUS_NO_MEMORY);
1458                         return;
1459                 }
1460         } else {
1461                 srvstr_get_path(ctx, params, req->flags2, &fname, params+53,
1462                                 parameter_count-53,
1463                                 STR_TERMINATE, &status);
1464                 if (!NT_STATUS_IS_OK(status)) {
1465                         reply_nterror(req, status);
1466                         return;
1467                 }
1468
1469                 /*
1470                  * Check to see if this is a mac fork of some kind.
1471                  */
1472
1473                 if( is_ntfs_stream_name(fname)) {
1474                         reply_nterror(req, NT_STATUS_OBJECT_PATH_NOT_FOUND);
1475                         return;
1476                 }
1477         }
1478
1479         oplock_request = (flags & REQUEST_OPLOCK) ? EXCLUSIVE_OPLOCK : 0;
1480         if (oplock_request) {
1481                 oplock_request |= (flags & REQUEST_BATCH_OPLOCK) ? BATCH_OPLOCK : 0;
1482         }
1483
1484         /*
1485          * Ordinary file or directory.
1486          */
1487
1488         /*
1489          * Check if POSIX semantics are wanted.
1490          */
1491
1492         if (file_attributes & FILE_FLAG_POSIX_SEMANTICS) {
1493                 case_state = set_posix_case_semantics(NULL, conn);
1494                 file_attributes &= ~FILE_FLAG_POSIX_SEMANTICS;
1495         }
1496
1497         status = resolve_dfspath(ctx, conn,
1498                                 req->flags2 & FLAGS2_DFS_PATHNAMES,
1499                                 fname,
1500                                 &fname);
1501         if (!NT_STATUS_IS_OK(status)) {
1502                 TALLOC_FREE(case_state);
1503                 if (NT_STATUS_EQUAL(status,NT_STATUS_PATH_NOT_COVERED)) {
1504                         reply_botherror(req, NT_STATUS_PATH_NOT_COVERED,
1505                                         ERRSRV, ERRbadpath);
1506                         return;
1507                 }
1508                 reply_nterror(req, status);
1509                 return;
1510         }
1511
1512         status = unix_convert(ctx, conn, fname, False, &fname, NULL, &sbuf);
1513         if (!NT_STATUS_IS_OK(status)) {
1514                 TALLOC_FREE(case_state);
1515                 reply_nterror(req, status);
1516                 return;
1517         }
1518         /* All file access must go through check_name() */
1519         status = check_name(conn, fname);
1520         if (!NT_STATUS_IS_OK(status)) {
1521                 TALLOC_FREE(case_state);
1522                 reply_nterror(req, status);
1523                 return;
1524         }
1525
1526         /* This is the correct thing to do (check every time) but can_delete is
1527            expensive (it may have to read the parent directory permissions). So
1528            for now we're not doing it unless we have a strong hint the client
1529            is really going to delete this file. If the client is forcing FILE_CREATE
1530            let the filesystem take care of the permissions. */
1531
1532         /* Setting FILE_SHARE_DELETE is the hint. */
1533
1534         if (lp_acl_check_permissions(SNUM(conn))
1535             && (create_disposition != FILE_CREATE)
1536             && (share_access & FILE_SHARE_DELETE)
1537             && (access_mask & DELETE_ACCESS)) {
1538                 if ((dos_mode(conn, fname, &sbuf) & FILE_ATTRIBUTE_READONLY) ||
1539                                 !can_delete_file_in_directory(conn, fname)) {
1540                         TALLOC_FREE(case_state);
1541                         reply_nterror(req, NT_STATUS_ACCESS_DENIED);
1542                         return;
1543                 }
1544         }
1545
1546 #if 0
1547         /* We need to support SeSecurityPrivilege for this. */
1548         if ((access_mask & SEC_RIGHT_SYSTEM_SECURITY) &&
1549                         !user_has_privileges(current_user.nt_user_token,
1550                                 &se_security)) {
1551                 TALLOC_FREE(case_state);
1552                 reply_nterror(req, NT_STATUS_PRIVILEGE_NOT_HELD);
1553                 return;
1554         }
1555 #endif
1556
1557         if (ea_len) {
1558                 pdata = data + sd_len;
1559
1560                 /* We have already checked that ea_len <= data_count here. */
1561                 ea_list = read_nttrans_ea_list(talloc_tos(), pdata,
1562                                                ea_len);
1563                 if (!ea_list ) {
1564                         TALLOC_FREE(case_state);
1565                         reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
1566                         return;
1567                 }
1568         }
1569
1570         /*
1571          * If it's a request for a directory open, deal with it separately.
1572          */
1573
1574         if(create_options & FILE_DIRECTORY_FILE) {
1575
1576                 /* Can't open a temp directory. IFS kit test. */
1577                 if (file_attributes & FILE_ATTRIBUTE_TEMPORARY) {
1578                         TALLOC_FREE(case_state);
1579                         reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
1580                         return;
1581                 }
1582
1583                 /*
1584                  * We will get a create directory here if the Win32
1585                  * app specified a security descriptor in the 
1586                  * CreateDirectory() call.
1587                  */
1588
1589                 oplock_request = 0;
1590                 status = open_directory(conn, req, fname, &sbuf,
1591                                         access_mask,
1592                                         share_access,
1593                                         create_disposition,
1594                                         create_options,
1595                                         file_attributes,
1596                                         &info, &fsp);
1597         } else {
1598
1599                 /*
1600                  * Ordinary file case.
1601                  */
1602
1603                 status = open_file_ntcreate(conn,req,fname,&sbuf,
1604                                         access_mask,
1605                                         share_access,
1606                                         create_disposition,
1607                                         create_options,
1608                                         file_attributes,
1609                                         oplock_request,
1610                                         &info, &fsp);
1611
1612                 if (NT_STATUS_EQUAL(status, NT_STATUS_FILE_IS_A_DIRECTORY)) {
1613
1614                         /*
1615                          * Fail the open if it was explicitly a non-directory file.
1616                          */
1617
1618                         if (create_options & FILE_NON_DIRECTORY_FILE) {
1619                                 TALLOC_FREE(case_state);
1620                                 reply_force_nterror(
1621                                         req,
1622                                         NT_STATUS_FILE_IS_A_DIRECTORY);
1623                                 return;
1624                         }
1625
1626                         oplock_request = 0;
1627                         status = open_directory(conn, req, fname,
1628                                                 &sbuf,
1629                                                 access_mask,
1630                                                 share_access,
1631                                                 create_disposition,
1632                                                 create_options,
1633                                                 file_attributes,
1634                                                 &info, &fsp);
1635                 }
1636         }
1637
1638         TALLOC_FREE(case_state);
1639
1640         if(!NT_STATUS_IS_OK(status)) {
1641                 if (open_was_deferred(req->mid)) {
1642                         /* We have re-scheduled this call. */
1643                         return;
1644                 }
1645                 reply_openerror(req, status);
1646                 return;
1647         }
1648
1649         /*
1650          * According to the MS documentation, the only time the security
1651          * descriptor is applied to the opened file is iff we *created* the
1652          * file; an existing file stays the same.
1653          *
1654          * Also, it seems (from observation) that you can open the file with
1655          * any access mask but you can still write the sd. We need to override
1656          * the granted access before we call set_sd
1657          * Patch for bug #2242 from Tom Lackemann <cessnatomny@yahoo.com>.
1658          */
1659
1660         if (lp_nt_acl_support(SNUM(conn)) && sd_len && info == FILE_WAS_CREATED) {
1661                 uint32 saved_access_mask = fsp->access_mask;
1662
1663                 /* We have already checked that sd_len <= data_count here. */
1664
1665                 fsp->access_mask = FILE_GENERIC_ALL;
1666
1667                 status = set_sd( fsp, data, sd_len, ALL_SECURITY_INFORMATION);
1668                 if (!NT_STATUS_IS_OK(status)) {
1669                         close_file(fsp,ERROR_CLOSE);
1670                         TALLOC_FREE(case_state);
1671                         reply_nterror(req, status);
1672                         return;
1673                 }
1674                 fsp->access_mask = saved_access_mask;
1675         }
1676
1677         if (ea_len && (info == FILE_WAS_CREATED)) {
1678                 status = set_ea(conn, fsp, fname, ea_list);
1679                 if (!NT_STATUS_IS_OK(status)) {
1680                         close_file(fsp,ERROR_CLOSE);
1681                         TALLOC_FREE(case_state);
1682                         reply_nterror(req, status);
1683                         return;
1684                 }
1685         }
1686
1687         TALLOC_FREE(case_state);
1688
1689         file_len = sbuf.st_size;
1690         fattr = dos_mode(conn,fname,&sbuf);
1691         if(fattr == 0) {
1692                 fattr = FILE_ATTRIBUTE_NORMAL;
1693         }
1694         if (!fsp->is_directory && (fattr & aDIR)) {
1695                 close_file(fsp,ERROR_CLOSE);
1696                 reply_doserror(req, ERRDOS, ERRnoaccess);
1697                 return;
1698         }
1699
1700         /* Save the requested allocation size. */
1701         if ((info == FILE_WAS_CREATED) || (info == FILE_WAS_OVERWRITTEN)) {
1702                 SMB_BIG_UINT allocation_size = (SMB_BIG_UINT)IVAL(params,12);
1703 #ifdef LARGE_SMB_OFF_T
1704                 allocation_size |= (((SMB_BIG_UINT)IVAL(params,16)) << 32);
1705 #endif
1706                 if (allocation_size && (allocation_size > file_len)) {
1707                         fsp->initial_allocation_size = smb_roundup(fsp->conn, allocation_size);
1708                         if (fsp->is_directory) {
1709                                 close_file(fsp,ERROR_CLOSE);
1710                                 /* Can't set allocation size on a directory. */
1711                                 reply_nterror(req, NT_STATUS_ACCESS_DENIED);
1712                                 return;
1713                         }
1714                         if (vfs_allocate_file_space(fsp, fsp->initial_allocation_size) == -1) {
1715                                 close_file(fsp,ERROR_CLOSE);
1716                                 reply_nterror(req, NT_STATUS_DISK_FULL);
1717                                 return;
1718                         }
1719                 } else {
1720                         fsp->initial_allocation_size = smb_roundup(fsp->conn, (SMB_BIG_UINT)file_len);
1721                 }
1722         }
1723
1724         /*
1725          * If the caller set the extended oplock request bit
1726          * and we granted one (by whatever means) - set the
1727          * correct bit for extended oplock reply.
1728          */
1729
1730         if (oplock_request && lp_fake_oplocks(SNUM(conn))) {
1731                 extended_oplock_granted = True;
1732         }
1733
1734         if(oplock_request && EXCLUSIVE_OPLOCK_TYPE(fsp->oplock_type)) {
1735                 extended_oplock_granted = True;
1736         }
1737
1738         /* Realloc the size of parameters and data we will return */
1739         if (flags & EXTENDED_RESPONSE_REQUIRED) {
1740                 /* Extended response is 32 more byyes. */
1741                 param_len = 101;
1742         } else {
1743                 param_len = 69;
1744         }
1745         params = nttrans_realloc(ppparams, param_len);
1746         if(params == NULL) {
1747                 reply_doserror(req, ERRDOS, ERRnomem);
1748                 return;
1749         }
1750
1751         p = params;
1752         if (extended_oplock_granted) {
1753                 if (flags & REQUEST_BATCH_OPLOCK) {
1754                         SCVAL(p,0, BATCH_OPLOCK_RETURN);
1755                 } else {
1756                         SCVAL(p,0, EXCLUSIVE_OPLOCK_RETURN);
1757                 }
1758         } else if (fsp->oplock_type == LEVEL_II_OPLOCK) {
1759                 SCVAL(p,0, LEVEL_II_OPLOCK_RETURN);
1760         } else {
1761                 SCVAL(p,0,NO_OPLOCK_RETURN);
1762         }
1763
1764         p += 2;
1765         SSVAL(p,0,fsp->fnum);
1766         p += 2;
1767         if ((create_disposition == FILE_SUPERSEDE) && (info == FILE_WAS_OVERWRITTEN)) {
1768                 SIVAL(p,0,FILE_WAS_SUPERSEDED);
1769         } else {
1770                 SIVAL(p,0,info);
1771         }
1772         p += 8;
1773
1774         /* Create time. */
1775         c_timespec = get_create_timespec(&sbuf,lp_fake_dir_create_times(SNUM(conn)));
1776         a_timespec = get_atimespec(&sbuf);
1777         m_timespec = get_mtimespec(&sbuf);
1778
1779         if (lp_dos_filetime_resolution(SNUM(conn))) {
1780                 dos_filetime_timespec(&c_timespec);
1781                 dos_filetime_timespec(&a_timespec);
1782                 dos_filetime_timespec(&m_timespec);
1783         }
1784
1785         put_long_date_timespec(p, c_timespec); /* create time. */
1786         p += 8;
1787         put_long_date_timespec(p, a_timespec); /* access time */
1788         p += 8;
1789         put_long_date_timespec(p, m_timespec); /* write time */
1790         p += 8;
1791         put_long_date_timespec(p, m_timespec); /* change time */
1792         p += 8;
1793         SIVAL(p,0,fattr); /* File Attributes. */
1794         p += 4;
1795         SOFF_T(p, 0, get_allocation_size(conn,fsp,&sbuf));
1796         p += 8;
1797         SOFF_T(p,0,file_len);
1798         p += 8;
1799         if (flags & EXTENDED_RESPONSE_REQUIRED) {
1800                 SSVAL(p,2,0x7);
1801         }
1802         p += 4;
1803         SCVAL(p,0,fsp->is_directory ? 1 : 0);
1804
1805         if (flags & EXTENDED_RESPONSE_REQUIRED) {
1806                 uint32 perms = 0;
1807                 p += 25;
1808                 if (fsp->is_directory || can_write_to_file(conn, fname, &sbuf)) {
1809                         perms = FILE_GENERIC_ALL;
1810                 } else {
1811                         perms = FILE_GENERIC_READ|FILE_EXECUTE;
1812                 }
1813                 SIVAL(p,0,perms);
1814         }
1815
1816         DEBUG(5,("call_nt_transact_create: open name = %s\n", fname));
1817
1818         /* Send the required number of replies */
1819         send_nt_replies(req, NT_STATUS_OK, params, param_len, *ppdata, 0);
1820
1821         return;
1822 }
1823
1824 /****************************************************************************
1825  Reply to a NT CANCEL request.
1826  conn POINTER CAN BE NULL HERE !
1827 ****************************************************************************/
1828
1829 void reply_ntcancel(connection_struct *conn, struct smb_request *req)
1830 {
1831         /*
1832          * Go through and cancel any pending change notifies.
1833          */
1834
1835         START_PROFILE(SMBntcancel);
1836         remove_pending_change_notify_requests_by_mid(req->mid);
1837         remove_pending_lock_requests_by_mid(req->mid);
1838         srv_cancel_sign_response(req->mid);
1839
1840         DEBUG(3,("reply_ntcancel: cancel called on mid = %d.\n", req->mid));
1841
1842         END_PROFILE(SMBntcancel);
1843         return;
1844 }
1845
1846 /****************************************************************************
1847  Copy a file.
1848 ****************************************************************************/
1849
1850 static NTSTATUS copy_internals(TALLOC_CTX *ctx,
1851                                 connection_struct *conn,
1852                                 struct smb_request *req,
1853                                 const char *oldname_in,
1854                                 const char *newname_in,
1855                                 uint32 attrs)
1856 {
1857         SMB_STRUCT_STAT sbuf1, sbuf2;
1858         char *oldname = NULL;
1859         char *newname = NULL;
1860         char *last_component_oldname = NULL;
1861         char *last_component_newname = NULL;
1862         files_struct *fsp1,*fsp2;
1863         uint32 fattr;
1864         int info;
1865         SMB_OFF_T ret=-1;
1866         NTSTATUS status = NT_STATUS_OK;
1867
1868         ZERO_STRUCT(sbuf1);
1869         ZERO_STRUCT(sbuf2);
1870
1871         if (!CAN_WRITE(conn)) {
1872                 return NT_STATUS_MEDIA_WRITE_PROTECTED;
1873         }
1874
1875         status = unix_convert(ctx, conn, oldname_in, False, &oldname,
1876                         &last_component_oldname, &sbuf1);
1877         if (!NT_STATUS_IS_OK(status)) {
1878                 return status;
1879         }
1880
1881         status = check_name(conn, oldname);
1882         if (!NT_STATUS_IS_OK(status)) {
1883                 return status;
1884         }
1885
1886         /* Source must already exist. */
1887         if (!VALID_STAT(sbuf1)) {
1888                 return NT_STATUS_OBJECT_NAME_NOT_FOUND;
1889         }
1890         /* Ensure attributes match. */
1891         fattr = dos_mode(conn,oldname,&sbuf1);
1892         if ((fattr & ~attrs) & (aHIDDEN | aSYSTEM)) {
1893                 return NT_STATUS_NO_SUCH_FILE;
1894         }
1895
1896         status = unix_convert(ctx, conn, newname_in, False, &newname,
1897                         &last_component_newname, &sbuf2);
1898         if (!NT_STATUS_IS_OK(status)) {
1899                 return status;
1900         }
1901
1902         status = check_name(conn, newname);
1903         if (!NT_STATUS_IS_OK(status)) {
1904                 return status;
1905         }
1906
1907         /* Disallow if newname already exists. */
1908         if (VALID_STAT(sbuf2)) {
1909                 return NT_STATUS_OBJECT_NAME_COLLISION;
1910         }
1911
1912         /* No links from a directory. */
1913         if (S_ISDIR(sbuf1.st_mode)) {
1914                 return NT_STATUS_FILE_IS_A_DIRECTORY;
1915         }
1916
1917         /* Ensure this is within the share. */
1918         status = check_reduced_name(conn, oldname);
1919         if (!NT_STATUS_IS_OK(status)) {
1920                 return status;
1921         }
1922
1923         DEBUG(10,("copy_internals: doing file copy %s to %s\n",
1924                                 oldname, newname));
1925
1926         status = open_file_ntcreate(conn, req, oldname, &sbuf1,
1927                         FILE_READ_DATA, /* Read-only. */
1928                         FILE_SHARE_READ|FILE_SHARE_WRITE|FILE_SHARE_DELETE,
1929                         FILE_OPEN,
1930                         0, /* No create options. */
1931                         FILE_ATTRIBUTE_NORMAL,
1932                         NO_OPLOCK,
1933                         &info, &fsp1);
1934
1935         if (!NT_STATUS_IS_OK(status)) {
1936                 return status;
1937         }
1938
1939         status = open_file_ntcreate(conn, req, newname, &sbuf2,
1940                         FILE_WRITE_DATA, /* Read-only. */
1941                         FILE_SHARE_READ|FILE_SHARE_WRITE|FILE_SHARE_DELETE,
1942                         FILE_CREATE,
1943                         0, /* No create options. */
1944                         fattr,
1945                         NO_OPLOCK,
1946                         &info, &fsp2);
1947
1948         if (!NT_STATUS_IS_OK(status)) {
1949                 close_file(fsp1,ERROR_CLOSE);
1950                 return status;
1951         }
1952
1953         if (sbuf1.st_size) {
1954                 ret = vfs_transfer_file(fsp1, fsp2, sbuf1.st_size);
1955         }
1956
1957         /*
1958          * As we are opening fsp1 read-only we only expect
1959          * an error on close on fsp2 if we are out of space.
1960          * Thus we don't look at the error return from the
1961          * close of fsp1.
1962          */
1963         close_file(fsp1,NORMAL_CLOSE);
1964
1965         /* Ensure the modtime is set correctly on the destination file. */
1966         fsp_set_pending_modtime(fsp2, get_mtimespec(&sbuf1));
1967
1968         status = close_file(fsp2,NORMAL_CLOSE);
1969
1970         /* Grrr. We have to do this as open_file_ntcreate adds aARCH when it
1971            creates the file. This isn't the correct thing to do in the copy
1972            case. JRA */
1973         file_set_dosmode(conn, newname, fattr, &sbuf2,
1974                          parent_dirname(newname));
1975
1976         if (ret < (SMB_OFF_T)sbuf1.st_size) {
1977                 return NT_STATUS_DISK_FULL;
1978         }
1979
1980         if (!NT_STATUS_IS_OK(status)) {
1981                 DEBUG(3,("copy_internals: Error %s copy file %s to %s\n",
1982                         nt_errstr(status), oldname, newname));
1983         }
1984         return status;
1985 }
1986
1987 /****************************************************************************
1988  Reply to a NT rename request.
1989 ****************************************************************************/
1990
1991 void reply_ntrename(connection_struct *conn, struct smb_request *req)
1992 {
1993         char *oldname = NULL;
1994         char *newname = NULL;
1995         char *p;
1996         NTSTATUS status;
1997         bool src_has_wcard = False;
1998         bool dest_has_wcard = False;
1999         uint32 attrs;
2000         uint16 rename_type;
2001         TALLOC_CTX *ctx = talloc_tos();
2002
2003         START_PROFILE(SMBntrename);
2004
2005         if (req->wct < 4) {
2006                 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
2007                 END_PROFILE(SMBntrename);
2008                 return;
2009         }
2010
2011         attrs = SVAL(req->inbuf,smb_vwv0);
2012         rename_type = SVAL(req->inbuf,smb_vwv1);
2013
2014         p = smb_buf(req->inbuf) + 1;
2015         p += srvstr_get_path_wcard(ctx, (char *)req->inbuf, req->flags2, &oldname, p,
2016                                    0, STR_TERMINATE, &status,
2017                                    &src_has_wcard);
2018         if (!NT_STATUS_IS_OK(status)) {
2019                 reply_nterror(req, status);
2020                 END_PROFILE(SMBntrename);
2021                 return;
2022         }
2023
2024         if( is_ntfs_stream_name(oldname)) {
2025                 /* Can't rename a stream. */
2026                 reply_nterror(req, NT_STATUS_ACCESS_DENIED);
2027                 END_PROFILE(SMBntrename);
2028                 return;
2029         }
2030
2031         if (ms_has_wild(oldname)) {
2032                 reply_nterror(req, NT_STATUS_OBJECT_PATH_SYNTAX_BAD);
2033                 END_PROFILE(SMBntrename);
2034                 return;
2035         }
2036
2037         p++;
2038         p += srvstr_get_path_wcard(ctx, (char *)req->inbuf, req->flags2, &newname, p,
2039                                    0, STR_TERMINATE, &status,
2040                                    &dest_has_wcard);
2041         if (!NT_STATUS_IS_OK(status)) {
2042                 reply_nterror(req, status);
2043                 END_PROFILE(SMBntrename);
2044                 return;
2045         }
2046
2047         status = resolve_dfspath(ctx, conn,
2048                                 req->flags2 & FLAGS2_DFS_PATHNAMES,
2049                                 oldname,
2050                                 &oldname);
2051         if (!NT_STATUS_IS_OK(status)) {
2052                 if (NT_STATUS_EQUAL(status,NT_STATUS_PATH_NOT_COVERED)) {
2053                         reply_botherror(req, NT_STATUS_PATH_NOT_COVERED,
2054                                         ERRSRV, ERRbadpath);
2055                         END_PROFILE(SMBntrename);
2056                         return;
2057                 }
2058                 reply_nterror(req, status);
2059                 END_PROFILE(SMBntrename);
2060                 return;
2061         }
2062
2063         status = resolve_dfspath(ctx, conn,
2064                                 req->flags2 & FLAGS2_DFS_PATHNAMES,
2065                                 newname,
2066                                 &newname);
2067         if (!NT_STATUS_IS_OK(status)) {
2068                 if (NT_STATUS_EQUAL(status,NT_STATUS_PATH_NOT_COVERED)) {
2069                         reply_botherror(req, NT_STATUS_PATH_NOT_COVERED,
2070                                         ERRSRV, ERRbadpath);
2071                         END_PROFILE(SMBntrename);
2072                         return;
2073                 }
2074                 reply_nterror(req, status);
2075                 END_PROFILE(SMBntrename);
2076                 return;
2077         }
2078
2079         DEBUG(3,("reply_ntrename : %s -> %s\n",oldname,newname));
2080
2081         switch(rename_type) {
2082                 case RENAME_FLAG_RENAME:
2083                         status = rename_internals(ctx, conn, req, oldname,
2084                                         newname, attrs, False, src_has_wcard,
2085                                         dest_has_wcard);
2086                         break;
2087                 case RENAME_FLAG_HARD_LINK:
2088                         if (src_has_wcard || dest_has_wcard) {
2089                                 /* No wildcards. */
2090                                 status = NT_STATUS_OBJECT_PATH_SYNTAX_BAD;
2091                         } else {
2092                                 status = hardlink_internals(ctx,
2093                                                 conn,
2094                                                 oldname,
2095                                                 newname);
2096                         }
2097                         break;
2098                 case RENAME_FLAG_COPY:
2099                         if (src_has_wcard || dest_has_wcard) {
2100                                 /* No wildcards. */
2101                                 status = NT_STATUS_OBJECT_PATH_SYNTAX_BAD;
2102                         } else {
2103                                 status = copy_internals(ctx, conn, req, oldname,
2104                                                         newname, attrs);
2105                         }
2106                         break;
2107                 case RENAME_FLAG_MOVE_CLUSTER_INFORMATION:
2108                         status = NT_STATUS_INVALID_PARAMETER;
2109                         break;
2110                 default:
2111                         status = NT_STATUS_ACCESS_DENIED; /* Default error. */
2112                         break;
2113         }
2114
2115         if (!NT_STATUS_IS_OK(status)) {
2116                 if (open_was_deferred(req->mid)) {
2117                         /* We have re-scheduled this call. */
2118                         END_PROFILE(SMBntrename);
2119                         return;
2120                 }
2121
2122                 reply_nterror(req, status);
2123                 END_PROFILE(SMBntrename);
2124                 return;
2125         }
2126
2127         reply_outbuf(req, 0, 0);
2128
2129         END_PROFILE(SMBntrename);
2130         return;
2131 }
2132
2133 /****************************************************************************
2134  Reply to a notify change - queue the request and
2135  don't allow a directory to be opened.
2136 ****************************************************************************/
2137
2138 static void call_nt_transact_notify_change(connection_struct *conn,
2139                                            struct smb_request *req,
2140                                            uint16 **ppsetup,
2141                                            uint32 setup_count,
2142                                            char **ppparams,
2143                                            uint32 parameter_count,
2144                                            char **ppdata, uint32 data_count,
2145                                            uint32 max_data_count,
2146                                            uint32 max_param_count)
2147 {
2148         uint16 *setup = *ppsetup;
2149         files_struct *fsp;
2150         uint32 filter;
2151         NTSTATUS status;
2152         bool recursive;
2153
2154         if(setup_count < 6) {
2155                 reply_doserror(req, ERRDOS, ERRbadfunc);
2156                 return;
2157         }
2158
2159         fsp = file_fsp(SVAL(setup,4));
2160         filter = IVAL(setup, 0);
2161         recursive = (SVAL(setup, 6) != 0) ? True : False;
2162
2163         DEBUG(3,("call_nt_transact_notify_change\n"));
2164
2165         if(!fsp) {
2166                 reply_doserror(req, ERRDOS, ERRbadfid);
2167                 return;
2168         }
2169
2170         {
2171                 char *filter_string;
2172
2173                 if (!(filter_string = notify_filter_string(NULL, filter))) {
2174                         reply_nterror(req,NT_STATUS_NO_MEMORY);
2175                         return;
2176                 }
2177
2178                 DEBUG(3,("call_nt_transact_notify_change: notify change "
2179                          "called on %s, filter = %s, recursive = %d\n",
2180                          fsp->fsp_name, filter_string, recursive));
2181
2182                 TALLOC_FREE(filter_string);
2183         }
2184
2185         if((!fsp->is_directory) || (conn != fsp->conn)) {
2186                 reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
2187                 return;
2188         }
2189
2190         if (fsp->notify == NULL) {
2191
2192                 status = change_notify_create(fsp, filter, recursive);
2193
2194                 if (!NT_STATUS_IS_OK(status)) {
2195                         DEBUG(10, ("change_notify_create returned %s\n",
2196                                    nt_errstr(status)));
2197                         reply_nterror(req, status);
2198                         return;
2199                 }
2200         }
2201
2202         if (fsp->notify->num_changes != 0) {
2203
2204                 /*
2205                  * We've got changes pending, respond immediately
2206                  */
2207
2208                 /*
2209                  * TODO: write a torture test to check the filtering behaviour
2210                  * here.
2211                  */
2212
2213                 change_notify_reply(req->inbuf, max_param_count, fsp->notify);
2214
2215                 /*
2216                  * change_notify_reply() above has independently sent its
2217                  * results
2218                  */
2219                 return;
2220         }
2221
2222         /*
2223          * No changes pending, queue the request
2224          */
2225
2226         status = change_notify_add_request(req->inbuf, max_param_count, filter,
2227                         recursive, fsp);
2228         if (!NT_STATUS_IS_OK(status)) {
2229                 reply_nterror(req, status);
2230         }
2231         return;
2232 }
2233
2234 /****************************************************************************
2235  Reply to an NT transact rename command.
2236 ****************************************************************************/
2237
2238 static void call_nt_transact_rename(connection_struct *conn,
2239                                     struct smb_request *req,
2240                                     uint16 **ppsetup, uint32 setup_count,
2241                                     char **ppparams, uint32 parameter_count,
2242                                     char **ppdata, uint32 data_count,
2243                                     uint32 max_data_count)
2244 {
2245         char *params = *ppparams;
2246         char *new_name = NULL;
2247         files_struct *fsp = NULL;
2248         bool replace_if_exists = False;
2249         bool dest_has_wcard = False;
2250         NTSTATUS status;
2251         TALLOC_CTX *ctx = talloc_tos();
2252
2253         if(parameter_count < 5) {
2254                 reply_doserror(req, ERRDOS, ERRbadfunc);
2255                 return;
2256         }
2257
2258         fsp = file_fsp(SVAL(params, 0));
2259         replace_if_exists = (SVAL(params,2) & RENAME_REPLACE_IF_EXISTS) ? True : False;
2260         if (!check_fsp(conn, req, fsp, &current_user)) {
2261                 return;
2262         }
2263         srvstr_get_path_wcard(ctx, params, req->flags2, &new_name, params+4,
2264                               parameter_count - 4,
2265                               STR_TERMINATE, &status, &dest_has_wcard);
2266         if (!NT_STATUS_IS_OK(status)) {
2267                 reply_nterror(req, status);
2268                 return;
2269         }
2270
2271         status = rename_internals(ctx,
2272                         conn,
2273                         req,
2274                         fsp->fsp_name,
2275                         new_name,
2276                         0,
2277                         replace_if_exists,
2278                         False,
2279                         dest_has_wcard);
2280
2281         if (!NT_STATUS_IS_OK(status)) {
2282                 if (open_was_deferred(req->mid)) {
2283                         /* We have re-scheduled this call. */
2284                         return;
2285                 }
2286                 reply_nterror(req, status);
2287                 return;
2288         }
2289
2290         /*
2291          * Rename was successful.
2292          */
2293         send_nt_replies(req, NT_STATUS_OK, NULL, 0, NULL, 0);
2294
2295         DEBUG(3,("nt transact rename from = %s, to = %s succeeded.\n",
2296                  fsp->fsp_name, new_name));
2297
2298         return;
2299 }
2300
2301 /******************************************************************************
2302  Fake up a completely empty SD.
2303 *******************************************************************************/
2304
2305 static size_t get_null_nt_acl(TALLOC_CTX *mem_ctx, SEC_DESC **ppsd)
2306 {
2307         size_t sd_size;
2308
2309         *ppsd = make_standard_sec_desc( mem_ctx, &global_sid_World, &global_sid_World, NULL, &sd_size);
2310         if(!*ppsd) {
2311                 DEBUG(0,("get_null_nt_acl: Unable to malloc space for security descriptor.\n"));
2312                 sd_size = 0;
2313         }
2314
2315         return sd_size;
2316 }
2317
2318 /****************************************************************************
2319  Reply to query a security descriptor.
2320 ****************************************************************************/
2321
2322 static void call_nt_transact_query_security_desc(connection_struct *conn,
2323                                                  struct smb_request *req,
2324                                                  uint16 **ppsetup,
2325                                                  uint32 setup_count,
2326                                                  char **ppparams,
2327                                                  uint32 parameter_count,
2328                                                  char **ppdata,
2329                                                  uint32 data_count,
2330                                                  uint32 max_data_count)
2331 {
2332         char *params = *ppparams;
2333         char *data = *ppdata;
2334         prs_struct pd;
2335         SEC_DESC *psd = NULL;
2336         size_t sd_size;
2337         uint32 security_info_wanted;
2338         TALLOC_CTX *mem_ctx;
2339         files_struct *fsp = NULL;
2340
2341         if(parameter_count < 8) {
2342                 reply_doserror(req, ERRDOS, ERRbadfunc);
2343                 return;
2344         }
2345
2346         fsp = file_fsp(SVAL(params,0));
2347         if(!fsp) {
2348                 reply_doserror(req, ERRDOS, ERRbadfid);
2349                 return;
2350         }
2351
2352         security_info_wanted = IVAL(params,4);
2353
2354         DEBUG(3,("call_nt_transact_query_security_desc: file = %s, info_wanted = 0x%x\n", fsp->fsp_name,
2355                         (unsigned int)security_info_wanted ));
2356
2357         params = nttrans_realloc(ppparams, 4);
2358         if(params == NULL) {
2359                 reply_doserror(req, ERRDOS, ERRnomem);
2360                 return;
2361         }
2362
2363         if ((mem_ctx = talloc_init("call_nt_transact_query_security_desc")) == NULL) {
2364                 DEBUG(0,("call_nt_transact_query_security_desc: talloc_init failed.\n"));
2365                 reply_doserror(req, ERRDOS, ERRnomem);
2366                 return;
2367         }
2368
2369         /*
2370          * Get the permissions to return.
2371          */
2372
2373         if (!lp_nt_acl_support(SNUM(conn))) {
2374                 sd_size = get_null_nt_acl(mem_ctx, &psd);
2375         } else {
2376                 sd_size = SMB_VFS_FGET_NT_ACL(fsp, fsp->fh->fd, security_info_wanted, &psd);
2377         }
2378
2379         if (sd_size == 0) {
2380                 talloc_destroy(mem_ctx);
2381                 reply_unixerror(req, ERRDOS, ERRnoaccess);
2382                 return;
2383         }
2384
2385         DEBUG(3,("call_nt_transact_query_security_desc: sd_size = %lu.\n",(unsigned long)sd_size));
2386
2387         SIVAL(params,0,(uint32)sd_size);
2388
2389         if(max_data_count < sd_size) {
2390
2391                 send_nt_replies(req, NT_STATUS_BUFFER_TOO_SMALL,
2392                                 params, 4, *ppdata, 0);
2393                 talloc_destroy(mem_ctx);
2394                 return;
2395         }
2396
2397         /*
2398          * Allocate the data we will point this at.
2399          */
2400
2401         data = nttrans_realloc(ppdata, sd_size);
2402         if(data == NULL) {
2403                 talloc_destroy(mem_ctx);
2404                 reply_doserror(req, ERRDOS, ERRnomem);
2405                 return;
2406         }
2407
2408         /*
2409          * Init the parse struct we will marshall into.
2410          */
2411
2412         prs_init(&pd, 0, mem_ctx, MARSHALL);
2413
2414         /*
2415          * Setup the prs_struct to point at the memory we just
2416          * allocated.
2417          */
2418
2419         prs_give_memory( &pd, data, (uint32)sd_size, False);
2420
2421         /*
2422          * Finally, linearize into the outgoing buffer.
2423          */
2424
2425         if(!sec_io_desc( "sd data", &psd, &pd, 1)) {
2426                 DEBUG(0,("call_nt_transact_query_security_desc: Error in marshalling \
2427 security descriptor.\n"));
2428                 /*
2429                  * Return access denied for want of a better error message..
2430                  */
2431                 talloc_destroy(mem_ctx);
2432                 reply_unixerror(req, ERRDOS, ERRnoaccess);
2433                 return;
2434         }
2435
2436         /*
2437          * Now we can delete the security descriptor.
2438          */
2439
2440         talloc_destroy(mem_ctx);
2441
2442         send_nt_replies(req, NT_STATUS_OK, params, 4, data, (int)sd_size);
2443         return;
2444 }
2445
2446 /****************************************************************************
2447  Reply to set a security descriptor. Map to UNIX perms or POSIX ACLs.
2448 ****************************************************************************/
2449
2450 static void call_nt_transact_set_security_desc(connection_struct *conn,
2451                                                struct smb_request *req,
2452                                                uint16 **ppsetup,
2453                                                uint32 setup_count,
2454                                                char **ppparams,
2455                                                uint32 parameter_count,
2456                                                char **ppdata,
2457                                                uint32 data_count,
2458                                                uint32 max_data_count)
2459 {
2460         char *params= *ppparams;
2461         char *data = *ppdata;
2462         files_struct *fsp = NULL;
2463         uint32 security_info_sent = 0;
2464         NTSTATUS nt_status;
2465
2466         if(parameter_count < 8) {
2467                 reply_doserror(req, ERRDOS, ERRbadfunc);
2468                 return;
2469         }
2470
2471         if((fsp = file_fsp(SVAL(params,0))) == NULL) {
2472                 reply_doserror(req, ERRDOS, ERRbadfid);
2473                 return;
2474         }
2475
2476         if(!lp_nt_acl_support(SNUM(conn))) {
2477                 goto done;
2478         }
2479
2480         security_info_sent = IVAL(params,4);
2481
2482         DEBUG(3,("call_nt_transact_set_security_desc: file = %s, sent 0x%x\n", fsp->fsp_name,
2483                 (unsigned int)security_info_sent ));
2484
2485         if (data_count == 0) {
2486                 reply_doserror(req, ERRDOS, ERRnoaccess);
2487                 return;
2488         }
2489
2490         if (!NT_STATUS_IS_OK(nt_status = set_sd( fsp, data, data_count, security_info_sent))) {
2491                 reply_nterror(req, nt_status);
2492                 return;
2493         }
2494
2495   done:
2496
2497         send_nt_replies(req, NT_STATUS_OK, NULL, 0, NULL, 0);
2498         return;
2499 }
2500
2501 /****************************************************************************
2502  Reply to NT IOCTL
2503 ****************************************************************************/
2504
2505 static void call_nt_transact_ioctl(connection_struct *conn,
2506                                    struct smb_request *req,
2507                                    uint16 **ppsetup, uint32 setup_count,
2508                                    char **ppparams, uint32 parameter_count,
2509                                    char **ppdata, uint32 data_count,
2510                                    uint32 max_data_count)
2511 {
2512         uint32 function;
2513         uint16 fidnum;
2514         files_struct *fsp;
2515         uint8 isFSctl;
2516         uint8 compfilter;
2517         static bool logged_message;
2518         char *pdata = *ppdata;
2519
2520         if (setup_count != 8) {
2521                 DEBUG(3,("call_nt_transact_ioctl: invalid setup count %d\n", setup_count));
2522                 reply_nterror(req, NT_STATUS_NOT_SUPPORTED);
2523                 return;
2524         }
2525
2526         function = IVAL(*ppsetup, 0);
2527         fidnum = SVAL(*ppsetup, 4);
2528         isFSctl = CVAL(*ppsetup, 6);
2529         compfilter = CVAL(*ppsetup, 7);
2530
2531         DEBUG(10,("call_nt_transact_ioctl: function[0x%08X] FID[0x%04X] isFSctl[0x%02X] compfilter[0x%02X]\n", 
2532                  function, fidnum, isFSctl, compfilter));
2533
2534         fsp=file_fsp(fidnum);
2535         /* this check is done in each implemented function case for now
2536            because I don't want to break anything... --metze
2537         FSP_BELONGS_CONN(fsp,conn);*/
2538
2539         switch (function) {
2540         case FSCTL_SET_SPARSE:
2541                 /* pretend this succeeded - tho strictly we should
2542                    mark the file sparse (if the local fs supports it)
2543                    so we can know if we need to pre-allocate or not */
2544
2545                 DEBUG(10,("FSCTL_SET_SPARSE: called on FID[0x%04X](but not implemented)\n", fidnum));
2546                 send_nt_replies(req, NT_STATUS_OK, NULL, 0, NULL, 0);
2547                 return;
2548
2549         case FSCTL_CREATE_OR_GET_OBJECT_ID:
2550         {
2551                 unsigned char objid[16];
2552
2553                 /* This should return the object-id on this file.
2554                  * I think I'll make this be the inode+dev. JRA.
2555                  */
2556
2557                 DEBUG(10,("FSCTL_CREATE_OR_GET_OBJECT_ID: called on FID[0x%04X]\n",fidnum));
2558
2559                 if (!fsp_belongs_conn(conn, req, fsp, &current_user)) {
2560                         return;
2561                 }
2562
2563                 data_count = 64;
2564                 pdata = nttrans_realloc(ppdata, data_count);
2565                 if (pdata == NULL) {
2566                         reply_nterror(req, NT_STATUS_NO_MEMORY);
2567                         return;
2568                 }
2569                 push_file_id_16(pdata, &fsp->file_id);
2570                 memcpy(pdata+16,create_volume_objectid(conn,objid),16);
2571                 push_file_id_16(pdata+32, &fsp->file_id);
2572                 send_nt_replies(req, NT_STATUS_OK, NULL, 0,
2573                                 pdata, data_count);
2574                 return;
2575         }
2576
2577         case FSCTL_GET_REPARSE_POINT:
2578                 /* pretend this fail - my winXP does it like this
2579                  * --metze
2580                  */
2581
2582                 DEBUG(10,("FSCTL_GET_REPARSE_POINT: called on FID[0x%04X](but not implemented)\n",fidnum));
2583                 reply_nterror(req, NT_STATUS_NOT_A_REPARSE_POINT);
2584                 return;
2585
2586         case FSCTL_SET_REPARSE_POINT:
2587                 /* pretend this fail - I'm assuming this because of the FSCTL_GET_REPARSE_POINT case.
2588                  * --metze
2589                  */
2590
2591                 DEBUG(10,("FSCTL_SET_REPARSE_POINT: called on FID[0x%04X](but not implemented)\n",fidnum));
2592                 reply_nterror(req, NT_STATUS_NOT_A_REPARSE_POINT);
2593                 return;
2594
2595         case FSCTL_GET_SHADOW_COPY_DATA: /* don't know if this name is right...*/
2596         {
2597                 /*
2598                  * This is called to retrieve the number of Shadow Copies (a.k.a. snapshots)
2599                  * and return their volume names.  If max_data_count is 16, then it is just
2600                  * asking for the number of volumes and length of the combined names.
2601                  *
2602                  * pdata is the data allocated by our caller, but that uses
2603                  * total_data_count (which is 0 in our case) rather than max_data_count.
2604                  * Allocate the correct amount and return the pointer to let
2605                  * it be deallocated when we return.
2606                  */
2607                 SHADOW_COPY_DATA *shadow_data = NULL;
2608                 TALLOC_CTX *shadow_mem_ctx = NULL;
2609                 bool labels = False;
2610                 uint32 labels_data_count = 0;
2611                 uint32 i;
2612                 char *cur_pdata;
2613
2614                 if (!fsp_belongs_conn(conn, req, fsp, &current_user)) {
2615                         return;
2616                 }
2617
2618                 if (max_data_count < 16) {
2619                         DEBUG(0,("FSCTL_GET_SHADOW_COPY_DATA: max_data_count(%u) < 16 is invalid!\n",
2620                                 max_data_count));
2621                         reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
2622                         return;
2623                 }
2624
2625                 if (max_data_count > 16) {
2626                         labels = True;
2627                 }
2628
2629                 shadow_mem_ctx = talloc_init("SHADOW_COPY_DATA");
2630                 if (shadow_mem_ctx == NULL) {
2631                         DEBUG(0,("talloc_init(SHADOW_COPY_DATA) failed!\n"));
2632                         reply_nterror(req, NT_STATUS_NO_MEMORY);
2633                         return;
2634                 }
2635
2636                 shadow_data = TALLOC_ZERO_P(shadow_mem_ctx,SHADOW_COPY_DATA);
2637                 if (shadow_data == NULL) {
2638                         DEBUG(0,("TALLOC_ZERO() failed!\n"));
2639                         talloc_destroy(shadow_mem_ctx);
2640                         reply_nterror(req, NT_STATUS_NO_MEMORY);
2641                         return;
2642                 }
2643
2644                 shadow_data->mem_ctx = shadow_mem_ctx;
2645
2646                 /*
2647                  * Call the VFS routine to actually do the work.
2648                  */
2649                 if (SMB_VFS_GET_SHADOW_COPY_DATA(fsp, shadow_data, labels)!=0) {
2650                         talloc_destroy(shadow_data->mem_ctx);
2651                         if (errno == ENOSYS) {
2652                                 DEBUG(5,("FSCTL_GET_SHADOW_COPY_DATA: connectpath %s, not supported.\n", 
2653                                         conn->connectpath));
2654                                 reply_nterror(req, NT_STATUS_NOT_SUPPORTED);
2655                                 return;
2656                         } else {
2657                                 DEBUG(0,("FSCTL_GET_SHADOW_COPY_DATA: connectpath %s, failed.\n", 
2658                                         conn->connectpath));
2659                                 reply_nterror(req, NT_STATUS_UNSUCCESSFUL);
2660                                 return;
2661                         }
2662                 }
2663
2664                 labels_data_count = (shadow_data->num_volumes*2*sizeof(SHADOW_COPY_LABEL))+2;
2665
2666                 if (!labels) {
2667                         data_count = 16;
2668                 } else {
2669                         data_count = 12+labels_data_count+4;
2670                 }
2671
2672                 if (max_data_count<data_count) {
2673                         DEBUG(0,("FSCTL_GET_SHADOW_COPY_DATA: max_data_count(%u) too small (%u) bytes needed!\n",
2674                                 max_data_count,data_count));
2675                         talloc_destroy(shadow_data->mem_ctx);
2676                         reply_nterror(req, NT_STATUS_BUFFER_TOO_SMALL);
2677                         return;
2678                 }
2679
2680                 pdata = nttrans_realloc(ppdata, data_count);
2681                 if (pdata == NULL) {
2682                         talloc_destroy(shadow_data->mem_ctx);
2683                         reply_nterror(req, NT_STATUS_NO_MEMORY);
2684                         return;
2685                 }
2686
2687                 cur_pdata = pdata;
2688
2689                 /* num_volumes 4 bytes */
2690                 SIVAL(pdata,0,shadow_data->num_volumes);
2691
2692                 if (labels) {
2693                         /* num_labels 4 bytes */
2694                         SIVAL(pdata,4,shadow_data->num_volumes);
2695                 }
2696
2697                 /* needed_data_count 4 bytes */
2698                 SIVAL(pdata,8,labels_data_count);
2699
2700                 cur_pdata+=12;
2701
2702                 DEBUG(10,("FSCTL_GET_SHADOW_COPY_DATA: %u volumes for path[%s].\n",
2703                         shadow_data->num_volumes,fsp->fsp_name));
2704                 if (labels && shadow_data->labels) {
2705                         for (i=0;i<shadow_data->num_volumes;i++) {
2706                                 srvstr_push(pdata, req->flags2,
2707                                             cur_pdata, shadow_data->labels[i],
2708                                             2*sizeof(SHADOW_COPY_LABEL),
2709                                             STR_UNICODE|STR_TERMINATE);
2710                                 cur_pdata+=2*sizeof(SHADOW_COPY_LABEL);
2711                                 DEBUGADD(10,("Label[%u]: '%s'\n",i,shadow_data->labels[i]));
2712                         }
2713                 }
2714
2715                 talloc_destroy(shadow_data->mem_ctx);
2716
2717                 send_nt_replies(req, NT_STATUS_OK, NULL, 0,
2718                                 pdata, data_count);
2719
2720                 return;
2721         }
2722
2723         case FSCTL_FIND_FILES_BY_SID: /* I hope this name is right */
2724         {
2725                 /* pretend this succeeded -
2726                  *
2727                  * we have to send back a list with all files owned by this SID
2728                  *
2729                  * but I have to check that --metze
2730                  */
2731                 DOM_SID sid;
2732                 uid_t uid;
2733                 size_t sid_len = MIN(data_count-4,SID_MAX_SIZE);
2734
2735                 DEBUG(10,("FSCTL_FIND_FILES_BY_SID: called on FID[0x%04X]\n",fidnum));
2736
2737                 if (!fsp_belongs_conn(conn, req, fsp, &current_user)) {
2738                         return;
2739                 }
2740
2741                 /* unknown 4 bytes: this is not the length of the sid :-(  */
2742                 /*unknown = IVAL(pdata,0);*/
2743
2744                 sid_parse(pdata+4,sid_len,&sid);
2745                 DEBUGADD(10,("for SID: %s\n",sid_string_static(&sid)));
2746
2747                 if (!sid_to_uid(&sid, &uid)) {
2748                         DEBUG(0,("sid_to_uid: failed, sid[%s] sid_len[%lu]\n",
2749                                 sid_string_static(&sid),(unsigned long)sid_len));
2750                         uid = (-1);
2751                 }
2752
2753                 /* we can take a look at the find source :-)
2754                  *
2755                  * find ./ -uid $uid  -name '*'   is what we need here
2756                  *
2757                  *
2758                  * and send 4bytes len and then NULL terminated unicode strings
2759                  * for each file
2760                  *
2761                  * but I don't know how to deal with the paged results
2762                  * (maybe we can hang the result anywhere in the fsp struct)
2763                  *
2764                  * we don't send all files at once
2765                  * and at the next we should *not* start from the beginning,
2766                  * so we have to cache the result
2767                  *
2768                  * --metze
2769                  */
2770
2771                 /* this works for now... */
2772                 send_nt_replies(req, NT_STATUS_OK, NULL, 0, NULL, 0);
2773                 return;
2774         }
2775         default:
2776                 if (!logged_message) {
2777                         logged_message = True; /* Only print this once... */
2778                         DEBUG(0,("call_nt_transact_ioctl(0x%x): Currently not implemented.\n",
2779                                  function));
2780                 }
2781         }
2782
2783         reply_nterror(req, NT_STATUS_NOT_SUPPORTED);
2784 }
2785
2786
2787 #ifdef HAVE_SYS_QUOTAS
2788 /****************************************************************************
2789  Reply to get user quota
2790 ****************************************************************************/
2791
2792 static void call_nt_transact_get_user_quota(connection_struct *conn,
2793                                             struct smb_request *req,
2794                                             uint16 **ppsetup,
2795                                             uint32 setup_count,
2796                                             char **ppparams,
2797                                             uint32 parameter_count,
2798                                             char **ppdata,
2799                                             uint32 data_count,
2800                                             uint32 max_data_count)
2801 {
2802         NTSTATUS nt_status = NT_STATUS_OK;
2803         char *params = *ppparams;
2804         char *pdata = *ppdata;
2805         char *entry;
2806         int data_len=0,param_len=0;
2807         int qt_len=0;
2808         int entry_len = 0;
2809         files_struct *fsp = NULL;
2810         uint16 level = 0;
2811         size_t sid_len;
2812         DOM_SID sid;
2813         bool start_enum = True;
2814         SMB_NTQUOTA_STRUCT qt;
2815         SMB_NTQUOTA_LIST *tmp_list;
2816         SMB_NTQUOTA_HANDLE *qt_handle = NULL;
2817
2818         ZERO_STRUCT(qt);
2819
2820         /* access check */
2821         if (current_user.ut.uid != 0) {
2822                 DEBUG(1,("get_user_quota: access_denied service [%s] user [%s]\n",
2823                         lp_servicename(SNUM(conn)),conn->user));
2824                 reply_doserror(req, ERRDOS, ERRnoaccess);
2825                 return;
2826         }
2827
2828         /*
2829          * Ensure minimum number of parameters sent.
2830          */
2831
2832         if (parameter_count < 4) {
2833                 DEBUG(0,("TRANSACT_GET_USER_QUOTA: requires %d >= 4 bytes parameters\n",parameter_count));
2834                 reply_doserror(req, ERRDOS, ERRinvalidparam);
2835                 return;
2836         }
2837
2838         /* maybe we can check the quota_fnum */
2839         fsp = file_fsp(SVAL(params,0));
2840         if (!CHECK_NTQUOTA_HANDLE_OK(fsp,conn)) {
2841                 DEBUG(3,("TRANSACT_GET_USER_QUOTA: no valid QUOTA HANDLE\n"));
2842                 reply_nterror(req, NT_STATUS_INVALID_HANDLE);
2843                 return;
2844         }
2845
2846         /* the NULL pointer checking for fsp->fake_file_handle->pd
2847          * is done by CHECK_NTQUOTA_HANDLE_OK()
2848          */
2849         qt_handle = (SMB_NTQUOTA_HANDLE *)fsp->fake_file_handle->pd;
2850
2851         level = SVAL(params,2);
2852
2853         /* unknown 12 bytes leading in params */
2854
2855         switch (level) {
2856                 case TRANSACT_GET_USER_QUOTA_LIST_CONTINUE:
2857                         /* seems that we should continue with the enum here --metze */
2858
2859                         if (qt_handle->quota_list!=NULL &&
2860                             qt_handle->tmp_list==NULL) {
2861
2862                                 /* free the list */
2863                                 free_ntquota_list(&(qt_handle->quota_list));
2864
2865                                 /* Realloc the size of parameters and data we will return */
2866                                 param_len = 4;
2867                                 params = nttrans_realloc(ppparams, param_len);
2868                                 if(params == NULL) {
2869                                         reply_doserror(req, ERRDOS, ERRnomem);
2870                                         return;
2871                                 }
2872
2873                                 data_len = 0;
2874                                 SIVAL(params,0,data_len);
2875
2876                                 break;
2877                         }
2878
2879                         start_enum = False;
2880
2881                 case TRANSACT_GET_USER_QUOTA_LIST_START:
2882
2883                         if (qt_handle->quota_list==NULL &&
2884                                 qt_handle->tmp_list==NULL) {
2885                                 start_enum = True;
2886                         }
2887
2888                         if (start_enum && vfs_get_user_ntquota_list(fsp,&(qt_handle->quota_list))!=0) {
2889                                 reply_doserror(req, ERRSRV, ERRerror);
2890                                 return;
2891                         }
2892
2893                         /* Realloc the size of parameters and data we will return */
2894                         param_len = 4;
2895                         params = nttrans_realloc(ppparams, param_len);
2896                         if(params == NULL) {
2897                                 reply_doserror(req, ERRDOS, ERRnomem);
2898                                 return;
2899                         }
2900
2901                         /* we should not trust the value in max_data_count*/
2902                         max_data_count = MIN(max_data_count,2048);
2903
2904                         pdata = nttrans_realloc(ppdata, max_data_count);/* should be max data count from client*/
2905                         if(pdata == NULL) {
2906                                 reply_doserror(req, ERRDOS, ERRnomem);
2907                                 return;
2908                         }
2909
2910                         entry = pdata;
2911
2912                         /* set params Size of returned Quota Data 4 bytes*/
2913                         /* but set it later when we know it */
2914
2915                         /* for each entry push the data */
2916
2917                         if (start_enum) {
2918                                 qt_handle->tmp_list = qt_handle->quota_list;
2919                         }
2920
2921                         tmp_list = qt_handle->tmp_list;
2922
2923                         for (;((tmp_list!=NULL)&&((qt_len +40+SID_MAX_SIZE)<max_data_count));
2924                                 tmp_list=tmp_list->next,entry+=entry_len,qt_len+=entry_len) {
2925
2926                                 sid_len = sid_size(&tmp_list->quotas->sid);
2927                                 entry_len = 40 + sid_len;
2928
2929                                 /* nextoffset entry 4 bytes */
2930                                 SIVAL(entry,0,entry_len);
2931
2932                                 /* then the len of the SID 4 bytes */
2933                                 SIVAL(entry,4,sid_len);
2934
2935                                 /* unknown data 8 bytes SMB_BIG_UINT */
2936                                 SBIG_UINT(entry,8,(SMB_BIG_UINT)0); /* this is not 0 in windows...-metze*/
2937
2938                                 /* the used disk space 8 bytes SMB_BIG_UINT */
2939                                 SBIG_UINT(entry,16,tmp_list->quotas->usedspace);
2940
2941                                 /* the soft quotas 8 bytes SMB_BIG_UINT */
2942                                 SBIG_UINT(entry,24,tmp_list->quotas->softlim);
2943
2944                                 /* the hard quotas 8 bytes SMB_BIG_UINT */
2945                                 SBIG_UINT(entry,32,tmp_list->quotas->hardlim);
2946
2947                                 /* and now the SID */
2948                                 sid_linearize(entry+40, sid_len, &tmp_list->quotas->sid);
2949                         }
2950
2951                         qt_handle->tmp_list = tmp_list;
2952
2953                         /* overwrite the offset of the last entry */
2954                         SIVAL(entry-entry_len,0,0);
2955
2956                         data_len = 4+qt_len;
2957                         /* overwrite the params quota_data_len */
2958                         SIVAL(params,0,data_len);
2959
2960                         break;
2961
2962                 case TRANSACT_GET_USER_QUOTA_FOR_SID:
2963
2964                         /* unknown 4 bytes IVAL(pdata,0) */
2965
2966                         if (data_count < 8) {
2967                                 DEBUG(0,("TRANSACT_GET_USER_QUOTA_FOR_SID: requires %d >= %d bytes data\n",data_count,8));
2968                                 reply_doserror(req, ERRDOS, ERRunknownlevel);
2969                                 return;
2970                         }
2971
2972                         sid_len = IVAL(pdata,4);
2973                         /* Ensure this is less than 1mb. */
2974                         if (sid_len > (1024*1024)) {