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source: branches/samba-3.2.x/source/smbd/close.c@ 205

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Last change on this file since 205 was 137, checked in by Paul Smedley, 17 years ago
Update trunk to 3.2.0rc2
File size: 20.2 KB

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1	/*
2	Unix SMB/CIFS implementation.
3	file closing
4	Copyright (C) Andrew Tridgell 1992-1998
5	Copyright (C) Jeremy Allison 1992-2007.
6	Copyright (C) Volker Lendecke 2005
7
8	This program is free software; you can redistribute it and/or modify
9	it under the terms of the GNU General Public License as published by
10	the Free Software Foundation; either version 3 of the License, or
11	(at your option) any later version.
12
13	This program is distributed in the hope that it will be useful,
14	but WITHOUT ANY WARRANTY; without even the implied warranty of
15	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16	GNU General Public License for more details.
17
18	You should have received a copy of the GNU General Public License
19	along with this program. If not, see <http://www.gnu.org/licenses/>.
20	*/
21
22	#include "includes.h"
23
24	extern struct current_user current_user;
25
26	/****************************************************************************
27	Run a file if it is a magic script.
28	****************************************************************************/
29
30	static void check_magic(struct files_struct *fsp)
31	{
32	int ret;
33	const char *magic_output = NULL;
34	SMB_STRUCT_STAT st;
35	int tmp_fd, outfd;
36	TALLOC_CTX *ctx = NULL;
37	const char *p;
38	struct connection_struct *conn = fsp->conn;
39
40	if (!*lp_magicscript(SNUM(conn))) {
41	return;
42	}
43
44	DEBUG(5,("checking magic for %s\n",fsp->fsp_name));
45
46	if (!(p = strrchr_m(fsp->fsp_name,'/'))) {
47	p = fsp->fsp_name;
48	} else {
49	p++;
50	}
51
52	if (!strequal(lp_magicscript(SNUM(conn)),p)) {
53	return;
54	}
55
56	ctx = talloc_stackframe();
57
58	if (*lp_magicoutput(SNUM(conn))) {
59	magic_output = lp_magicoutput(SNUM(conn));
60	} else {
61	magic_output = talloc_asprintf(ctx,
62	"%s.out",
63	fsp->fsp_name);
64	}
65	if (!magic_output) {
66	TALLOC_FREE(ctx);
67	return;
68	}
69
70	chmod(fsp->fsp_name,0755);
71	ret = smbrun(fsp->fsp_name,&tmp_fd);
72	DEBUG(3,("Invoking magic command %s gave %d\n",
73	fsp->fsp_name,ret));
74
75	unlink(fsp->fsp_name);
76	if (ret != 0 \|\| tmp_fd == -1) {
77	if (tmp_fd != -1) {
78	close(tmp_fd);
79	}
80	TALLOC_FREE(ctx);
81	return;
82	}
83	outfd = open(magic_output, O_CREAT\|O_EXCL\|O_RDWR, 0600);
84	if (outfd == -1) {
85	close(tmp_fd);
86	TALLOC_FREE(ctx);
87	return;
88	}
89
90	if (sys_fstat(tmp_fd,&st) == -1) {
91	close(tmp_fd);
92	close(outfd);
93	return;
94	}
95
96	transfer_file(tmp_fd,outfd,(SMB_OFF_T)st.st_size);
97	close(tmp_fd);
98	close(outfd);
99	TALLOC_FREE(ctx);
100	}
101
102	/****************************************************************************
103	Common code to close a file or a directory.
104	****************************************************************************/
105
106	static NTSTATUS close_filestruct(files_struct *fsp)
107	{
108	NTSTATUS status = NT_STATUS_OK;
109	connection_struct *conn = fsp->conn;
110
111	if (fsp->fh->fd != -1) {
112	if(flush_write_cache(fsp, CLOSE_FLUSH) == -1) {
113	status = map_nt_error_from_unix(errno);
114	}
115	delete_write_cache(fsp);
116	}
117
118	conn->num_files_open--;
119	return status;
120	}
121
122	/****************************************************************************
123	If any deferred opens are waiting on this close, notify them.
124	****************************************************************************/
125
126	static void notify_deferred_opens(struct share_mode_lock *lck)
127	{
128	int i;
129
130	for (i=0; i<lck->num_share_modes; i++) {
131	struct share_mode_entry *e = &lck->share_modes[i];
132
133	if (!is_deferred_open_entry(e)) {
134	continue;
135	}
136
137	if (procid_is_me(&e->pid)) {
138	/*
139	* We need to notify ourself to retry the open. Do
140	* this by finding the queued SMB record, moving it to
141	* the head of the queue and changing the wait time to
142	* zero.
143	*/
144	schedule_deferred_open_smb_message(e->op_mid);
145	} else {
146	char msg[MSG_SMB_SHARE_MODE_ENTRY_SIZE];
147
148	share_mode_entry_to_message(msg, e);
149
150	messaging_send_buf(smbd_messaging_context(),
151	e->pid, MSG_SMB_OPEN_RETRY,
152	(uint8 *)msg,
153	MSG_SMB_SHARE_MODE_ENTRY_SIZE);
154	}
155	}
156	}
157
158	/****************************************************************************
159	Delete all streams
160	****************************************************************************/
161
162	static NTSTATUS delete_all_streams(connection_struct conn, const char fname)
163	{
164	struct stream_struct *stream_info;
165	int i;
166	unsigned int num_streams;
167	TALLOC_CTX *frame = talloc_stackframe();
168	NTSTATUS status;
169
170	status = SMB_VFS_STREAMINFO(conn, NULL, fname, talloc_tos(),
171	&num_streams, &stream_info);
172
173	if (NT_STATUS_EQUAL(status, NT_STATUS_NOT_IMPLEMENTED)) {
174	DEBUG(10, ("no streams around\n"));
175	TALLOC_FREE(frame);
176	return NT_STATUS_OK;
177	}
178
179	if (!NT_STATUS_IS_OK(status)) {
180	DEBUG(10, ("SMB_VFS_STREAMINFO failed: %s\n",
181	nt_errstr(status)));
182	goto fail;
183	}
184
185	DEBUG(10, ("delete_all_streams found %d streams\n",
186	num_streams));
187
188	if (num_streams == 0) {
189	TALLOC_FREE(frame);
190	return NT_STATUS_OK;
191	}
192
193	for (i=0; i<num_streams; i++) {
194	int res;
195	char *streamname;
196
197	if (strequal(stream_info[i].name, "::$DATA")) {
198	continue;
199	}
200
201	streamname = talloc_asprintf(talloc_tos(), "%s%s", fname,
202	stream_info[i].name);
203
204	if (streamname == NULL) {
205	DEBUG(0, ("talloc_aprintf failed\n"));
206	status = NT_STATUS_NO_MEMORY;
207	goto fail;
208	}
209
210	res = SMB_VFS_UNLINK(conn, streamname);
211
212	TALLOC_FREE(streamname);
213
214	if (res == -1) {
215	status = map_nt_error_from_unix(errno);
216	DEBUG(10, ("Could not delete stream %s: %s\n",
217	streamname, strerror(errno)));
218	break;
219	}
220	}
221
222	fail:
223	TALLOC_FREE(frame);
224	return status;
225	}
226
227	/****************************************************************************
228	Deal with removing a share mode on last close.
229	****************************************************************************/
230
231	static NTSTATUS close_remove_share_mode(files_struct *fsp,
232	enum file_close_type close_type)
233	{
234	connection_struct *conn = fsp->conn;
235	bool delete_file = false;
236	bool changed_user = false;
237	struct share_mode_lock *lck;
238	SMB_STRUCT_STAT sbuf;
239	NTSTATUS status = NT_STATUS_OK;
240	int ret;
241	struct file_id id;
242
243	/*
244	* Lock the share entries, and determine if we should delete
245	* on close. If so delete whilst the lock is still in effect.
246	* This prevents race conditions with the file being created. JRA.
247	*/
248
249	lck = get_share_mode_lock(talloc_tos(), fsp->file_id, NULL, NULL,
250	NULL);
251
252	if (lck == NULL) {
253	DEBUG(0, ("close_remove_share_mode: Could not get share mode "
254	"lock for file %s\n", fsp->fsp_name));
255	return NT_STATUS_INVALID_PARAMETER;
256	}
257
258	if (fsp->write_time_forced) {
259	set_close_write_time(fsp, lck->changed_write_time);
260	}
261
262	if (!del_share_mode(lck, fsp)) {
263	DEBUG(0, ("close_remove_share_mode: Could not delete share "
264	"entry for file %s\n", fsp->fsp_name));
265	}
266
267	if (fsp->initial_delete_on_close && (lck->delete_token == NULL)) {
268	bool became_user = False;
269
270	/* Initial delete on close was set and no one else
271	* wrote a real delete on close. */
272
273	if (current_user.vuid != fsp->vuid) {
274	become_user(conn, fsp->vuid);
275	became_user = True;
276	}
277	set_delete_on_close_lck(lck, True, &current_user.ut);
278	if (became_user) {
279	unbecome_user();
280	}
281	}
282
283	delete_file = lck->delete_on_close;
284
285	if (delete_file) {
286	int i;
287	/* See if others still have the file open. If this is the
288	* case, then don't delete. If all opens are POSIX delete now. */
289	for (i=0; i<lck->num_share_modes; i++) {
290	struct share_mode_entry *e = &lck->share_modes[i];
291	if (is_valid_share_mode_entry(e)) {
292	if (fsp->posix_open && (e->flags & SHARE_MODE_FLAG_POSIX_OPEN)) {
293	continue;
294	}
295	delete_file = False;
296	break;
297	}
298	}
299	}
300
301	/* Notify any deferred opens waiting on this close. */
302	notify_deferred_opens(lck);
303	reply_to_oplock_break_requests(fsp);
304
305	/*
306	* NT can set delete_on_close of the last open
307	* reference to a file.
308	*/
309
310	if (!(close_type == NORMAL_CLOSE \|\| close_type == SHUTDOWN_CLOSE)
311	\|\| !delete_file
312	\|\| (lck->delete_token == NULL)) {
313	TALLOC_FREE(lck);
314	return NT_STATUS_OK;
315	}
316
317	/*
318	* Ok, we have to delete the file
319	*/
320
321	DEBUG(5,("close_remove_share_mode: file %s. Delete on close was set "
322	"- deleting file.\n", fsp->fsp_name));
323
324	/*
325	* Don't try to update the write time when we delete the file
326	*/
327	fsp->update_write_time_on_close = false;
328
329	if (!unix_token_equal(lck->delete_token, &current_user.ut)) {
330	/* Become the user who requested the delete. */
331
332	DEBUG(5,("close_remove_share_mode: file %s. "
333	"Change user to uid %u\n",
334	fsp->fsp_name,
335	(unsigned int)lck->delete_token->uid));
336
337	if (!push_sec_ctx()) {
338	smb_panic("close_remove_share_mode: file %s. failed to push "
339	"sec_ctx.\n");
340	}
341
342	set_sec_ctx(lck->delete_token->uid,
343	lck->delete_token->gid,
344	lck->delete_token->ngroups,
345	lck->delete_token->groups,
346	NULL);
347
348	changed_user = true;
349	}
350
351	/* We can only delete the file if the name we have is still valid and
352	hasn't been renamed. */
353
354	if (fsp->posix_open) {
355	ret = SMB_VFS_LSTAT(conn,fsp->fsp_name,&sbuf);
356	} else {
357	ret = SMB_VFS_STAT(conn,fsp->fsp_name,&sbuf);
358	}
359
360	if (ret != 0) {
361	DEBUG(5,("close_remove_share_mode: file %s. Delete on close "
362	"was set and stat failed with error %s\n",
363	fsp->fsp_name, strerror(errno) ));
364	/*
365	* Don't save the errno here, we ignore this error
366	*/
367	goto done;
368	}
369
370	id = vfs_file_id_from_sbuf(conn, &sbuf);
371
372	if (!file_id_equal(&fsp->file_id, &id)) {
373	DEBUG(5,("close_remove_share_mode: file %s. Delete on close "
374	"was set and dev and/or inode does not match\n",
375	fsp->fsp_name ));
376	DEBUG(5,("close_remove_share_mode: file %s. stored file_id %s, "
377	"stat file_id %s\n",
378	fsp->fsp_name,
379	file_id_string_tos(&fsp->file_id),
380	file_id_string_tos(&id)));
381	/*
382	* Don't save the errno here, we ignore this error
383	*/
384	goto done;
385	}
386
387	if ((conn->fs_capabilities & FILE_NAMED_STREAMS)
388	&& !is_ntfs_stream_name(fsp->fsp_name)) {
389
390	status = delete_all_streams(conn, fsp->fsp_name);
391
392	if (!NT_STATUS_IS_OK(status)) {
393	DEBUG(5, ("delete_all_streams failed: %s\n",
394	nt_errstr(status)));
395	goto done;
396	}
397	}
398
399
400	if (SMB_VFS_UNLINK(conn,fsp->fsp_name) != 0) {
401	/*
402	* This call can potentially fail as another smbd may
403	* have had the file open with delete on close set and
404	* deleted it when its last reference to this file
405	* went away. Hence we log this but not at debug level
406	* zero.
407	*/
408
409	DEBUG(5,("close_remove_share_mode: file %s. Delete on close "
410	"was set and unlink failed with error %s\n",
411	fsp->fsp_name, strerror(errno) ));
412
413	status = map_nt_error_from_unix(errno);
414	}
415
416	notify_fname(conn, NOTIFY_ACTION_REMOVED,
417	FILE_NOTIFY_CHANGE_FILE_NAME,
418	fsp->fsp_name);
419
420	/* As we now have POSIX opens which can unlink
421	* with other open files we may have taken
422	* this code path with more than one share mode
423	* entry - ensure we only delete once by resetting
424	* the delete on close flag. JRA.
425	*/
426
427	set_delete_on_close_lck(lck, False, NULL);
428
429	done:
430
431	if (changed_user) {
432	/* unbecome user. */
433	pop_sec_ctx();
434	}
435
436	TALLOC_FREE(lck);
437	return status;
438	}
439
440	void set_close_write_time(struct files_struct *fsp, struct timespec ts)
441	{
442	DEBUG(6,("close_write_time: %s" , time_to_asc(convert_timespec_to_time_t(ts))));
443
444	if (null_timespec(ts)) {
445	return;
446	}
447	/*
448	* if the write time on close is explict set, then don't
449	* need to fix it up to the value in the locking db
450	*/
451	fsp->write_time_forced = false;
452
453	fsp->update_write_time_on_close = true;
454	fsp->close_write_time = ts;
455	}
456
457	static NTSTATUS update_write_time_on_close(struct files_struct *fsp)
458	{
459	SMB_STRUCT_STAT sbuf;
460	struct timespec ts[2];
461	NTSTATUS status;
462
463	ZERO_STRUCT(sbuf);
464	ZERO_STRUCT(ts);
465
466	if (!fsp->update_write_time_on_close) {
467	return NT_STATUS_OK;
468	}
469
470	if (null_timespec(fsp->close_write_time)) {
471	fsp->close_write_time = timespec_current();
472	}
473
474	/* Ensure we have a valid stat struct for the source. */
475	if (fsp->fh->fd != -1) {
476	if (SMB_VFS_FSTAT(fsp, &sbuf) == -1) {
477	return map_nt_error_from_unix(errno);
478	}
479	} else {
480	if (SMB_VFS_STAT(fsp->conn,fsp->fsp_name,&sbuf) == -1) {
481	return map_nt_error_from_unix(errno);
482	}
483	}
484
485	if (!VALID_STAT(sbuf)) {
486	/* if it doesn't seem to be a real file */
487	return NT_STATUS_OK;
488	}
489
490	ts[1] = fsp->close_write_time;
491	status = smb_set_file_time(fsp->conn, fsp, fsp->fsp_name,
492	&sbuf, ts, true);
493	if (!NT_STATUS_IS_OK(status)) {
494	return status;
495	}
496
497	return NT_STATUS_OK;
498	}
499
500	/****************************************************************************
501	Close a file.
502
503	close_type can be NORMAL_CLOSE=0,SHUTDOWN_CLOSE,ERROR_CLOSE.
504	printing and magic scripts are only run on normal close.
505	delete on close is done on normal and shutdown close.
506	****************************************************************************/
507
508	static NTSTATUS close_normal_file(files_struct *fsp, enum file_close_type close_type)
509	{
510	NTSTATUS status = NT_STATUS_OK;
511	NTSTATUS saved_status1 = NT_STATUS_OK;
512	NTSTATUS saved_status2 = NT_STATUS_OK;
513	NTSTATUS saved_status3 = NT_STATUS_OK;
514	NTSTATUS saved_status4 = NT_STATUS_OK;
515	connection_struct *conn = fsp->conn;
516
517	if (fsp->aio_write_behind) {
518	/*
519	* If we're finishing write behind on a close we can get a write
520	* error here, we must remember this.
521	*/
522	int ret = wait_for_aio_completion(fsp);
523	if (ret) {
524	saved_status1 = map_nt_error_from_unix(ret);
525	}
526	} else {
527	cancel_aio_by_fsp(fsp);
528	}
529
530	/*
531	* If we're flushing on a close we can get a write
532	* error here, we must remember this.
533	*/
534
535	saved_status2 = close_filestruct(fsp);
536
537	if (fsp->print_file) {
538	print_fsp_end(fsp, close_type);
539	file_free(fsp);
540	return NT_STATUS_OK;
541	}
542
543	/* If this is an old DOS or FCB open and we have multiple opens on
544	the same handle we only have one share mode. Ensure we only remove
545	the share mode on the last close. */
546
547	if (fsp->fh->ref_count == 1) {
548	/* Should we return on error here... ? */
549	saved_status3 = close_remove_share_mode(fsp, close_type);
550	}
551
552	if(fsp->oplock_type) {
553	release_file_oplock(fsp);
554	}
555
556	locking_close_file(smbd_messaging_context(), fsp);
557
558	status = fd_close(fsp);
559
560	/* check for magic scripts */
561	if (close_type == NORMAL_CLOSE) {
562	check_magic(fsp);
563	}
564
565	/*
566	* Ensure pending modtime is set after close.
567	*/
568
569	saved_status4 = update_write_time_on_close(fsp);
570
571	if (NT_STATUS_IS_OK(status)) {
572	if (!NT_STATUS_IS_OK(saved_status1)) {
573	status = saved_status1;
574	} else if (!NT_STATUS_IS_OK(saved_status2)) {
575	status = saved_status2;
576	} else if (!NT_STATUS_IS_OK(saved_status3)) {
577	status = saved_status3;
578	} else if (!NT_STATUS_IS_OK(saved_status4)) {
579	status = saved_status4;
580	}
581	}
582
583	DEBUG(2,("%s closed file %s (numopen=%d) %s\n",
584	conn->user,fsp->fsp_name,
585	conn->num_files_open,
586	nt_errstr(status) ));
587
588	file_free(fsp);
589	return status;
590	}
591
592	/****************************************************************************
593	Close a directory opened by an NT SMB call.
594	****************************************************************************/
595
596	static NTSTATUS close_directory(files_struct *fsp, enum file_close_type close_type)
597	{
598	struct share_mode_lock *lck = 0;
599	bool delete_dir = False;
600	NTSTATUS status = NT_STATUS_OK;
601
602	/*
603	* NT can set delete_on_close of the last open
604	* reference to a directory also.
605	*/
606
607	lck = get_share_mode_lock(talloc_tos(), fsp->file_id, NULL, NULL,
608	NULL);
609
610	if (lck == NULL) {
611	DEBUG(0, ("close_directory: Could not get share mode lock for %s\n", fsp->fsp_name));
612	return NT_STATUS_INVALID_PARAMETER;
613	}
614
615	if (!del_share_mode(lck, fsp)) {
616	DEBUG(0, ("close_directory: Could not delete share entry for %s\n", fsp->fsp_name));
617	}
618
619	if (fsp->initial_delete_on_close) {
620	bool became_user = False;
621
622	/* Initial delete on close was set - for
623	* directories we don't care if anyone else
624	* wrote a real delete on close. */
625
626	if (current_user.vuid != fsp->vuid) {
627	become_user(fsp->conn, fsp->vuid);
628	became_user = True;
629	}
630	send_stat_cache_delete_message(fsp->fsp_name);
631	set_delete_on_close_lck(lck, True, &current_user.ut);
632	if (became_user) {
633	unbecome_user();
634	}
635	}
636
637	delete_dir = lck->delete_on_close;
638
639	if (delete_dir) {
640	int i;
641	/* See if others still have the dir open. If this is the
642	* case, then don't delete. If all opens are POSIX delete now. */
643	for (i=0; i<lck->num_share_modes; i++) {
644	struct share_mode_entry *e = &lck->share_modes[i];
645	if (is_valid_share_mode_entry(e)) {
646	if (fsp->posix_open && (e->flags & SHARE_MODE_FLAG_POSIX_OPEN)) {
647	continue;
648	}
649	delete_dir = False;
650	break;
651	}
652	}
653	}
654
655	if ((close_type == NORMAL_CLOSE \|\| close_type == SHUTDOWN_CLOSE) &&
656	delete_dir &&
657	lck->delete_token) {
658
659	/* Become the user who requested the delete. */
660
661	if (!push_sec_ctx()) {
662	smb_panic("close_directory: failed to push sec_ctx.\n");
663	}
664
665	set_sec_ctx(lck->delete_token->uid,
666	lck->delete_token->gid,
667	lck->delete_token->ngroups,
668	lck->delete_token->groups,
669	NULL);
670
671	TALLOC_FREE(lck);
672
673	status = rmdir_internals(talloc_tos(),
674	fsp->conn, fsp->fsp_name);
675
676	DEBUG(5,("close_directory: %s. Delete on close was set - "
677	"deleting directory returned %s.\n",
678	fsp->fsp_name, nt_errstr(status)));
679
680	/* unbecome user. */
681	pop_sec_ctx();
682
683	/*
684	* Ensure we remove any change notify requests that would
685	* now fail as the directory has been deleted.
686	*/
687
688	if(NT_STATUS_IS_OK(status)) {
689	remove_pending_change_notify_requests_by_fid(fsp, NT_STATUS_DELETE_PENDING);
690	}
691	} else {
692	TALLOC_FREE(lck);
693	remove_pending_change_notify_requests_by_fid(
694	fsp, NT_STATUS_OK);
695	}
696
697	/*
698	* Do the code common to files and directories.
699	*/
700	close_filestruct(fsp);
701	file_free(fsp);
702	return status;
703	}
704
705	/****************************************************************************
706	Close a 'stat file' opened internally.
707	****************************************************************************/
708
709	static NTSTATUS close_stat(files_struct *fsp)
710	{
711	/*
712	* Do the code common to files and directories.
713	*/
714	close_filestruct(fsp);
715	file_free(fsp);
716	return NT_STATUS_OK;
717	}
718
719	/****************************************************************************
720	Close a files_struct.
721	****************************************************************************/
722
723	NTSTATUS close_file(files_struct *fsp, enum file_close_type close_type)
724	{
725	NTSTATUS status;
726	struct files_struct *base_fsp = fsp->base_fsp;
727
728	if(fsp->is_directory) {
729	status = close_directory(fsp, close_type);
730	} else if (fsp->is_stat) {
731	status = close_stat(fsp);
732	} else if (fsp->fake_file_handle != NULL) {
733	status = close_fake_file(fsp);
734	} else {
735	status = close_normal_file(fsp, close_type);
736	}
737
738	if ((base_fsp != NULL) && (close_type != SHUTDOWN_CLOSE)) {
739
740	/*
741	* fsp was a stream, the base fsp can't be a stream as well
742	*
743	* For SHUTDOWN_CLOSE this is not possible here, because
744	* SHUTDOWN_CLOSE only happens from files.c which walks the
745	* complete list of files. If we mess with more than one fsp
746	* those loops will become confused.
747	*/
748
749	SMB_ASSERT(base_fsp->base_fsp == NULL);
750	close_file(base_fsp, close_type);
751	}
752
753	return status;
754	}
755
756	/****************************************************************************
757	Deal with an (authorized) message to close a file given the share mode
758	entry.
759	****************************************************************************/
760
761	void msg_close_file(struct messaging_context *msg_ctx,
762	void *private_data,
763	uint32_t msg_type,
764	struct server_id server_id,
765	DATA_BLOB *data)
766	{
767	files_struct *fsp = NULL;
768	struct share_mode_entry e;
769
770	message_to_share_mode_entry(&e, (char *)data->data);
771
772	if(DEBUGLVL(10)) {
773	char *sm_str = share_mode_str(NULL, 0, &e);
774	if (!sm_str) {
775	smb_panic("talloc failed");
776	}
777	DEBUG(10,("msg_close_file: got request to close share mode "
778	"entry %s\n", sm_str));
779	TALLOC_FREE(sm_str);
780	}
781
782	fsp = file_find_dif(e.id, e.share_file_id);
783	if (!fsp) {
784	DEBUG(10,("msg_close_file: failed to find file.\n"));
785	return;
786	}
787	close_file(fsp, NORMAL_CLOSE);
788	}

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