path.c@ 40866

Last change on this file since 40866 was 40532, checked in by vboxsync, 13 years ago
VBOXSF: update timestamps when a file handle is closed.
Property svn:eol-style set to `native` Property svn:keywords set to `Author Date Id Revision`
File size: 35.7 KB

Line
1	/** @file
2	*
3	* VirtualBox Windows Guest Shared Folders
4	*
5	* File System Driver path related routines
6	*/
7
8	/*
9	* Copyright (C) 2012 Oracle Corporation
10	*
11	* This file is part of VirtualBox Open Source Edition (OSE), as
12	* available from http://www.virtualbox.org. This file is free software;
13	* you can redistribute it and/or modify it under the terms of the GNU
14	* General Public License (GPL) as published by the Free Software
15	* Foundation, in version 2 as it comes in the "COPYING" file of the
16	* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
17	* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
18	*/
19
20	#include "vbsf.h"
21
22	static UNICODE_STRING UnicodeBackslash = { 2, 4, L"\\" };
23
24	static NTSTATUS vbsfProcessCreate(PRX_CONTEXT RxContext,
25	PUNICODE_STRING RemainingName,
26	FILE_BASIC_INFORMATION *pFileBasicInfo,
27	FILE_STANDARD_INFORMATION *pFileStandardInfo,
28	PVOID EaBuffer,
29	ULONG EaLength,
30	ULONG *pulCreateAction,
31	SHFLHANDLE *pHandle)
32	{
33	NTSTATUS Status = STATUS_SUCCESS;
34
35	RxCaptureFcb;
36
37	PMRX_VBOX_DEVICE_EXTENSION pDeviceExtension = VBoxMRxGetDeviceExtension(RxContext);
38	PMRX_VBOX_NETROOT_EXTENSION pNetRootExtension = VBoxMRxGetNetRootExtension(capFcb->pNetRoot);
39
40	int vboxRC = VINF_SUCCESS;
41
42	/* Various boolean flags. */
43	struct
44	{
45	ULONG CreateDirectory :1;
46	ULONG OpenDirectory :1;
47	ULONG DirectoryFile :1;
48	ULONG NonDirectoryFile :1;
49	ULONG DeleteOnClose :1;
50	ULONG TemporaryFile :1;
51	} bf;
52
53	ACCESS_MASK DesiredAccess;
54	ULONG Options;
55	UCHAR FileAttributes;
56	ULONG ShareAccess;
57	ULONG CreateDisposition;
58	SHFLCREATEPARMS *pCreateParms = NULL;
59
60	if (EaLength)
61	{
62	Log(("VBOXSF: vbsfProcessCreate: Unsupported: extended attributes!\n"));
63	Status = STATUS_NOT_SUPPORTED;
64	goto failure;
65	}
66
67	if (BooleanFlagOn(capFcb->FcbState, FCB_STATE_PAGING_FILE))
68	{
69	Log(("VBOXSF: vbsfProcessCreate: Unsupported: paging file!\n"));
70	Status = STATUS_NOT_IMPLEMENTED;
71	goto failure;
72	}
73
74	Log(("VBOXSF: vbsfProcessCreate: FileAttributes = 0x%08x\n",
75	RxContext->Create.NtCreateParameters.FileAttributes));
76	Log(("VBOXSF: vbsfProcessCreate: CreateOptions = 0x%08x\n",
77	RxContext->Create.NtCreateParameters.CreateOptions));
78
79	RtlZeroMemory (&bf, sizeof (bf));
80
81	DesiredAccess = RxContext->Create.NtCreateParameters.DesiredAccess;
82	Options = RxContext->Create.NtCreateParameters.CreateOptions & FILE_VALID_OPTION_FLAGS;
83	FileAttributes = (UCHAR)(RxContext->Create.NtCreateParameters.FileAttributes & ~FILE_ATTRIBUTE_NORMAL);
84	ShareAccess = RxContext->Create.NtCreateParameters.ShareAccess;
85
86	/* We do not support opens by file ids. */
87	if (FlagOn(Options, FILE_OPEN_BY_FILE_ID))
88	{
89	Log(("VBOXSF: vbsfProcessCreate: Unsupported: file open by id!\n"));
90	Status = STATUS_NOT_IMPLEMENTED;
91	goto failure;
92	}
93
94	/* Mask out unsupported attribute bits. */
95	FileAttributes &= (FILE_ATTRIBUTE_READONLY \| FILE_ATTRIBUTE_HIDDEN \| FILE_ATTRIBUTE_SYSTEM \| FILE_ATTRIBUTE_ARCHIVE);
96
97	bf.DirectoryFile = BooleanFlagOn(Options, FILE_DIRECTORY_FILE);
98	bf.NonDirectoryFile = BooleanFlagOn(Options, FILE_NON_DIRECTORY_FILE);
99	bf.DeleteOnClose = BooleanFlagOn(Options, FILE_DELETE_ON_CLOSE);
100	if (bf.DeleteOnClose)
101	Log(("VBOXSF: vbsfProcessCreate: Delete on close!\n"));
102
103	CreateDisposition = RxContext->Create.NtCreateParameters.Disposition;
104
105	bf.CreateDirectory = (BOOLEAN)(bf.DirectoryFile && ((CreateDisposition == FILE_CREATE) \|\| (CreateDisposition == FILE_OPEN_IF)));
106	bf.OpenDirectory = (BOOLEAN)(bf.DirectoryFile && ((CreateDisposition == FILE_OPEN) \|\| (CreateDisposition == FILE_OPEN_IF)));
107	bf.TemporaryFile = BooleanFlagOn(RxContext->Create.NtCreateParameters.FileAttributes, FILE_ATTRIBUTE_TEMPORARY);
108
109	if (FlagOn(capFcb->FcbState, FCB_STATE_TEMPORARY))
110	bf.TemporaryFile = TRUE;
111
112	Log(("VBOXSF: vbsfProcessCreate: bf.TemporaryFile %d, bf.CreateDirectory %d, bf.DirectoryFile = %d\n",
113	(ULONG)bf.TemporaryFile, (ULONG)bf.CreateDirectory, (ULONG)bf.DirectoryFile));
114
115	/* Check consistency in specified flags. */
116	if (bf.TemporaryFile && bf.CreateDirectory) /* Directories with temporary flag set are not allowed! */
117	{
118	Log(("VBOXSF: vbsfProcessCreate: Not allowed: Temporary directories!\n"));
119	Status = STATUS_INVALID_PARAMETER;
120	goto failure;
121	}
122
123	if (bf.DirectoryFile && bf.NonDirectoryFile)
124	{
125	Log(("VBOXSF: vbsfProcessCreate: Unsupported combination: dir && !dir\n"));
126	Status = STATUS_INVALID_PARAMETER;
127	goto failure;
128	}
129
130	/* Initialize create parameters. */
131	pCreateParms = (SHFLCREATEPARMS *)vbsfAllocNonPagedMem(sizeof(SHFLCREATEPARMS));
132	if (!pCreateParms)
133	{
134	Status = STATUS_INSUFFICIENT_RESOURCES;
135	goto failure;
136	}
137
138	RtlZeroMemory(pCreateParms, sizeof (SHFLCREATEPARMS));
139
140	pCreateParms->Handle = SHFL_HANDLE_NIL;
141	pCreateParms->Result = SHFL_NO_RESULT;
142
143	if (bf.DirectoryFile)
144	{
145	if (CreateDisposition != FILE_CREATE && CreateDisposition != FILE_OPEN && CreateDisposition != FILE_OPEN_IF)
146	{
147	Log(("VBOXSF: vbsfProcessCreate: Invalid disposition 0x%08X for directory!\n",
148	CreateDisposition));
149	Status = STATUS_INVALID_PARAMETER;
150	goto failure;
151	}
152
153	pCreateParms->CreateFlags \|= SHFL_CF_DIRECTORY;
154	}
155
156	Log(("VBOXSF: vbsfProcessCreate: CreateDisposition = 0x%08X\n",
157	CreateDisposition));
158
159	switch (CreateDisposition)
160	{
161	case FILE_SUPERSEDE:
162	pCreateParms->CreateFlags \|= SHFL_CF_ACT_REPLACE_IF_EXISTS \| SHFL_CF_ACT_CREATE_IF_NEW;
163	Log(("VBOXSF: vbsfProcessCreate: CreateFlags \|= SHFL_CF_ACT_REPLACE_IF_EXISTS \| SHFL_CF_ACT_CREATE_IF_NEW\n"));
164	break;
165
166	case FILE_OPEN:
167	pCreateParms->CreateFlags \|= SHFL_CF_ACT_OPEN_IF_EXISTS \| SHFL_CF_ACT_FAIL_IF_NEW;
168	Log(("VBOXSF: vbsfProcessCreate: CreateFlags \|= SHFL_CF_ACT_OPEN_IF_EXISTS \| SHFL_CF_ACT_FAIL_IF_NEW\n"));
169	break;
170
171	case FILE_CREATE:
172	pCreateParms->CreateFlags \|= SHFL_CF_ACT_FAIL_IF_EXISTS \| SHFL_CF_ACT_CREATE_IF_NEW;
173	Log(("VBOXSF: vbsfProcessCreate: CreateFlags \|= SHFL_CF_ACT_FAIL_IF_EXISTS \| SHFL_CF_ACT_CREATE_IF_NEW\n"));
174	break;
175
176	case FILE_OPEN_IF:
177	pCreateParms->CreateFlags \|= SHFL_CF_ACT_OPEN_IF_EXISTS \| SHFL_CF_ACT_CREATE_IF_NEW;
178	Log(("VBOXSF: vbsfProcessCreate: CreateFlags \|= SHFL_CF_ACT_OPEN_IF_EXISTS \| SHFL_CF_ACT_CREATE_IF_NEW\n"));
179	break;
180
181	case FILE_OVERWRITE:
182	pCreateParms->CreateFlags \|= SHFL_CF_ACT_OVERWRITE_IF_EXISTS \| SHFL_CF_ACT_FAIL_IF_NEW;
183	Log(("VBOXSF: vbsfProcessCreate: CreateFlags \|= SHFL_CF_ACT_OVERWRITE_IF_EXISTS \| SHFL_CF_ACT_FAIL_IF_NEW\n"));
184	break;
185
186	case FILE_OVERWRITE_IF:
187	pCreateParms->CreateFlags \|= SHFL_CF_ACT_OVERWRITE_IF_EXISTS \| SHFL_CF_ACT_CREATE_IF_NEW;
188	Log(("VBOXSF: vbsfProcessCreate: CreateFlags \|= SHFL_CF_ACT_OVERWRITE_IF_EXISTS \| SHFL_CF_ACT_CREATE_IF_NEW\n"));
189	break;
190
191	default:
192	Log(("VBOXSF: vbsfProcessCreate: Unexpected create disposition: 0x%08X\n",
193	CreateDisposition));
194	Status = STATUS_INVALID_PARAMETER;
195	goto failure;
196	}
197
198	Log(("VBOXSF: vbsfProcessCreate: DesiredAccess = 0x%08X\n",
199	DesiredAccess));
200	Log(("VBOXSF: vbsfProcessCreate: ShareAccess = 0x%08X\n",
201	ShareAccess));
202
203	if (DesiredAccess & FILE_READ_DATA)
204	{
205	Log(("VBOXSF: vbsfProcessCreate: FILE_READ_DATA\n"));
206	pCreateParms->CreateFlags \|= SHFL_CF_ACCESS_READ;
207	}
208
209	if (DesiredAccess & FILE_WRITE_DATA)
210	{
211	Log(("VBOXSF: vbsfProcessCreate: FILE_WRITE_DATA\n"));
212	/* FILE_WRITE_DATA means write access regardless of FILE_APPEND_DATA bit.
213	*/
214	pCreateParms->CreateFlags \|= SHFL_CF_ACCESS_WRITE;
215	}
216	else if (DesiredAccess & FILE_APPEND_DATA)
217	{
218	Log(("VBOXSF: vbsfProcessCreate: FILE_APPEND_DATA\n"));
219	/* FILE_APPEND_DATA without FILE_WRITE_DATA means append only mode.
220	*
221	* Both write and append access flags are required for shared folders,
222	* as on Windows FILE_APPEND_DATA implies write access.
223	*/
224	pCreateParms->CreateFlags \|= SHFL_CF_ACCESS_WRITE \| SHFL_CF_ACCESS_APPEND;
225	}
226
227	if (DesiredAccess & FILE_READ_ATTRIBUTES)
228	pCreateParms->CreateFlags \|= SHFL_CF_ACCESS_ATTR_READ;
229	if (DesiredAccess & FILE_WRITE_ATTRIBUTES)
230	pCreateParms->CreateFlags \|= SHFL_CF_ACCESS_ATTR_WRITE;
231
232	if (ShareAccess & (FILE_SHARE_READ \| FILE_SHARE_WRITE))
233	pCreateParms->CreateFlags \|= SHFL_CF_ACCESS_DENYNONE;
234	else if (ShareAccess & FILE_SHARE_READ)
235	pCreateParms->CreateFlags \|= SHFL_CF_ACCESS_DENYWRITE;
236	else if (ShareAccess & FILE_SHARE_WRITE)
237	pCreateParms->CreateFlags \|= SHFL_CF_ACCESS_DENYREAD;
238	else pCreateParms->CreateFlags \|= SHFL_CF_ACCESS_DENYALL;
239
240	/* Set initial allocation size. */
241	pCreateParms->Info.cbObject = RxContext->Create.NtCreateParameters.AllocationSize.QuadPart;
242
243	if (FileAttributes == 0)
244	FileAttributes = FILE_ATTRIBUTE_NORMAL;
245
246	pCreateParms->Info.Attr.fMode = NTToVBoxFileAttributes(FileAttributes);
247
248	{
249	PSHFLSTRING ParsedPath;
250	ULONG ParsedPathSize;
251
252	/* Calculate length required for parsed path.
253	*/
254	ParsedPathSize = sizeof(*ParsedPath) + (RemainingName->Length + sizeof(WCHAR));
255
256	Log(("VBOXSF: vbsfProcessCreate: ParsedPathSize = %d\n",
257	ParsedPathSize));
258
259	ParsedPath = (PSHFLSTRING)vbsfAllocNonPagedMem(ParsedPathSize);
260	if (ParsedPath == NULL)
261	{
262	Status = STATUS_INSUFFICIENT_RESOURCES;
263	goto failure;
264	}
265
266	ShflStringInitBuffer(ParsedPath, ParsedPathSize - sizeof(SHFLSTRING));
267
268	ParsedPath->u16Size = RemainingName->Length + sizeof(WCHAR);
269	ParsedPath->u16Length = ParsedPath->u16Size - sizeof(WCHAR); /* without terminating null */
270	RtlCopyMemory (ParsedPath->String.ucs2, RemainingName->Buffer, ParsedPath->u16Length);
271	Log(("VBOXSF: ParsedPath: %.*ls\n",
272	ParsedPath->u16Length / sizeof(WCHAR), ParsedPath->String.ucs2));
273
274	/* Call host. */
275	Log(("VBOXSF: vbsfProcessCreate: vboxCallCreate called.\n"));
276	vboxRC = vboxCallCreate(&pDeviceExtension->hgcmClient, &pNetRootExtension->map, ParsedPath, pCreateParms);
277
278	vbsfFreeNonPagedMem(ParsedPath);
279	}
280
281	Log(("VBOXSF: vbsfProcessCreate: vboxCallCreate returns vboxRC = %Rrc, Result = 0x%x\n",
282	vboxRC, pCreateParms->Result));
283
284	if (RT_FAILURE(vboxRC))
285	{
286	/* Map some VBoxRC to STATUS codes expected by the system. */
287	switch (vboxRC)
288	{
289	case VERR_ALREADY_EXISTS:
290	{
291	*pulCreateAction = FILE_EXISTS;
292	Status = STATUS_OBJECT_NAME_COLLISION;
293	goto failure;
294	} break;
295
296	/* On POSIX systems, the "mkdir" command returns VERR_FILE_NOT_FOUND when
297	doing a recursive directory create. Handle this case. */
298	case VERR_FILE_NOT_FOUND:
299	{
300	pCreateParms->Result = SHFL_PATH_NOT_FOUND;
301	} break;
302
303	default:
304	{
305	*pulCreateAction = FILE_DOES_NOT_EXIST;
306	Status = VBoxErrorToNTStatus(vboxRC);
307	goto failure;
308	} break;
309	}
310	}
311
312	/*
313	* The request succeeded. Analyze host response,
314	*/
315	switch (pCreateParms->Result)
316	{
317	case SHFL_PATH_NOT_FOUND:
318	{
319	/* Path to object does not exist. */
320	Log(("VBOXSF: vbsfProcessCreate: Path not found\n"));
321	*pulCreateAction = FILE_DOES_NOT_EXIST;
322	Status = STATUS_OBJECT_PATH_NOT_FOUND;
323	goto failure;
324	}
325
326	case SHFL_FILE_NOT_FOUND:
327	{
328	Log(("VBOXSF: vbsfProcessCreate: File not found\n"));
329	*pulCreateAction = FILE_DOES_NOT_EXIST;
330	if (pCreateParms->Handle == SHFL_HANDLE_NIL)
331	{
332	Status = STATUS_OBJECT_NAME_NOT_FOUND;
333	goto failure;
334	}
335
336	Log(("VBOXSF: vbsfProcessCreate: File not found but have a handle!\n"));
337	Status = STATUS_UNSUCCESSFUL;
338	goto failure;
339
340	break;
341	}
342
343	case SHFL_FILE_EXISTS:
344	{
345	Log(("VBOXSF: vbsfProcessCreate: File exists, Handle = 0x%RX64\n",
346	pCreateParms->Handle));
347	if (pCreateParms->Handle == SHFL_HANDLE_NIL)
348	{
349	*pulCreateAction = FILE_EXISTS;
350	if (CreateDisposition == FILE_CREATE)
351	{
352	/* File was not opened because we requested a create. */
353	Status = STATUS_OBJECT_NAME_COLLISION;
354	goto failure;
355	}
356
357	/* Actually we should not go here, unless we have no rights to open the object. */
358	Log(("VBOXSF: vbsfProcessCreate: Existing file was not opened!\n"));
359	Status = STATUS_ACCESS_DENIED;
360	goto failure;
361	}
362
363	*pulCreateAction = FILE_OPENED;
364
365	/* Existing file was opened. Go check flags and create FCB. */
366	break;
367	}
368
369	case SHFL_FILE_CREATED:
370	{
371	/* A new file was created. */
372
373	Assert(pCreateParms->Handle != SHFL_HANDLE_NIL);
374
375	*pulCreateAction = FILE_CREATED;
376
377	/* Go check flags and create FCB. */
378	break;
379	}
380
381	case SHFL_FILE_REPLACED:
382	{
383	/* Existing file was replaced or overwriting. */
384
385	Assert(pCreateParms->Handle != SHFL_HANDLE_NIL);
386
387	if (CreateDisposition == FILE_SUPERSEDE)
388	{
389	*pulCreateAction = FILE_SUPERSEDED;
390	}
391	else
392	{
393	*pulCreateAction = FILE_OVERWRITTEN;
394	}
395	/* Go check flags and create FCB. */
396	break;
397	}
398
399	default:
400	{
401	Log(("VBOXSF: vbsfProcessCreate: Invalid CreateResult from host (0x%08X)\n",
402	pCreateParms->Result));
403	*pulCreateAction = FILE_DOES_NOT_EXIST;
404	Status = STATUS_OBJECT_PATH_NOT_FOUND;
405	goto failure;
406	}
407	}
408
409	/* Check flags. */
410	if (bf.NonDirectoryFile && FlagOn(pCreateParms->Info.Attr.fMode, RTFS_DOS_DIRECTORY))
411	{
412	/* Caller wanted only a file, but the object is a directory. */
413	Log(("VBOXSF: vbsfProcessCreate: File is a directory!\n"));
414	Status = STATUS_FILE_IS_A_DIRECTORY;
415	goto failure;
416	}
417
418	if (bf.DirectoryFile && !FlagOn(pCreateParms->Info.Attr.fMode, RTFS_DOS_DIRECTORY))
419	{
420	/* Caller wanted only a directory, but the object is not a directory. */
421	Log(("VBOXSF: vbsfProcessCreate: File is not a directory!\n"));
422	Status = STATUS_NOT_A_DIRECTORY;
423	goto failure;
424	}
425
426	*pHandle = pCreateParms->Handle;
427
428	/* Translate attributes */
429	pFileBasicInfo->FileAttributes = VBoxToNTFileAttributes(pCreateParms->Info.Attr.fMode);
430
431	/* Translate file times */
432	pFileBasicInfo->CreationTime.QuadPart = RTTimeSpecGetNtTime(&pCreateParms->Info.BirthTime); /* ridiculous name */
433	pFileBasicInfo->LastAccessTime.QuadPart = RTTimeSpecGetNtTime(&pCreateParms->Info.AccessTime);
434	pFileBasicInfo->LastWriteTime.QuadPart = RTTimeSpecGetNtTime(&pCreateParms->Info.ModificationTime);
435	pFileBasicInfo->ChangeTime.QuadPart = RTTimeSpecGetNtTime(&pCreateParms->Info.ChangeTime);
436
437	if (!FlagOn(pCreateParms->Info.Attr.fMode, RTFS_DOS_DIRECTORY))
438	{
439	pFileStandardInfo->AllocationSize.QuadPart = pCreateParms->Info.cbAllocated;
440	pFileStandardInfo->EndOfFile.QuadPart = pCreateParms->Info.cbObject;
441	pFileStandardInfo->Directory = FALSE;
442
443	Log(("VBOXSF: vbsfProcessCreate: AllocationSize = 0x%RX64, EndOfFile = 0x%RX64\n",
444	pCreateParms->Info.cbAllocated, pCreateParms->Info.cbObject));
445	}
446	else
447	{
448	pFileStandardInfo->AllocationSize.QuadPart = 0;
449	pFileStandardInfo->EndOfFile.QuadPart = 0;
450	pFileStandardInfo->Directory = TRUE;
451	}
452	pFileStandardInfo->NumberOfLinks = 0;
453	pFileStandardInfo->DeletePending = FALSE;
454
455	vbsfFreeNonPagedMem(pCreateParms);
456
457	return Status;
458
459	failure:
460
461	Log(("VBOXSF: vbsfProcessCreate: Returned with status = 0x%08X\n",
462	Status));
463
464	if (pCreateParms && pCreateParms->Handle != SHFL_HANDLE_NIL)
465	{
466	vboxCallClose(&pDeviceExtension->hgcmClient, &pNetRootExtension->map, pCreateParms->Handle);
467	*pHandle = SHFL_HANDLE_NIL;
468	}
469
470	if (pCreateParms)
471	{
472	vbsfFreeNonPagedMem(pCreateParms);
473	}
474
475	return Status;
476	}
477
478	NTSTATUS VBoxMRxCreate(IN OUT PRX_CONTEXT RxContext)
479	{
480	NTSTATUS Status = STATUS_SUCCESS;
481
482	RxCaptureFcb;
483	RxCaptureFobx;
484
485	PMRX_NET_ROOT pNetRoot = capFcb->pNetRoot;
486	PMRX_SRV_OPEN SrvOpen = RxContext->pRelevantSrvOpen;
487	PUNICODE_STRING RemainingName = GET_ALREADY_PREFIXED_NAME_FROM_CONTEXT(RxContext);
488
489	FILE_BASIC_INFORMATION FileBasicInfo;
490	FILE_STANDARD_INFORMATION FileStandardInfo;
491
492	ULONG CreateAction = FILE_CREATED;
493	SHFLHANDLE Handle = SHFL_HANDLE_NIL;
494	PMRX_VBOX_FOBX pVBoxFobx;
495
496	Log(("VBOXSF: MRxCreate: name ptr %p length=%d\n",
497	RemainingName, RemainingName->Length));
498
499	if (RemainingName->Length)
500	{
501	Log(("VBOXSF: MRxCreate: Attempt to open %.*ls\n",
502	RemainingName->Length/sizeof(WCHAR), RemainingName->Buffer));
503	}
504	else
505	{
506	if (FlagOn(RxContext->Create.Flags, RX_CONTEXT_CREATE_FLAG_STRIPPED_TRAILING_BACKSLASH))
507	{
508	Log(("VBOXSF: MRxCreate: Empty name -> Only backslash used\n"));
509	RemainingName = &UnicodeBackslash;
510	}
511	}
512
513	if ( pNetRoot->Type != NET_ROOT_WILD
514	&& pNetRoot->Type != NET_ROOT_DISK)
515	{
516	Log(("VBOXSF: MRxCreate: netroot type %d not supported\n",
517	pNetRoot->Type));
518	Status = STATUS_NOT_IMPLEMENTED;
519	goto Exit;
520	}
521
522	FileBasicInfo.FileAttributes = FILE_ATTRIBUTE_NORMAL;
523
524	Status = vbsfProcessCreate(RxContext,
525	RemainingName,
526	&FileBasicInfo,
527	&FileStandardInfo,
528	RxContext->Create.EaBuffer,
529	RxContext->Create.EaLength,
530	&CreateAction,
531	&Handle);
532
533	if (Status != STATUS_SUCCESS)
534	{
535	Log(("VBOXSF: MRxCreate: vbsfProcessCreate failed 0x%08X\n",
536	Status));
537	goto Exit;
538	}
539
540	Log(("VBOXSF: MRxCreate: EOF is 0x%RX64 AllocSize is 0x%RX64\n",
541	FileStandardInfo.EndOfFile.QuadPart, FileStandardInfo.AllocationSize.QuadPart));
542
543	RxContext->pFobx = RxCreateNetFobx(RxContext, SrvOpen);
544	if (RxContext->pFobx == NULL)
545	{
546	Log(("VBOXSF: MRxCreate: RxCreateNetFobx failed\n"));
547	Status = STATUS_INSUFFICIENT_RESOURCES;
548	goto Exit;
549	}
550
551	Log(("VBOXSF: MRxCreate: CreateAction = 0x%08X\n",
552	CreateAction));
553
554	RxContext->Create.ReturnedCreateInformation = CreateAction;
555
556	if (capFcb->OpenCount == 0)
557	{
558	FCB_INIT_PACKET InitPacket;
559	RxFormInitPacket(InitPacket,
560	&FileBasicInfo.FileAttributes,
561	&FileStandardInfo.NumberOfLinks,
562	&FileBasicInfo.CreationTime,
563	&FileBasicInfo.LastAccessTime,
564	&FileBasicInfo.LastWriteTime,
565	&FileBasicInfo.ChangeTime,
566	&FileStandardInfo.AllocationSize,
567	&FileStandardInfo.EndOfFile,
568	&FileStandardInfo.EndOfFile);
569	RxFinishFcbInitialization(capFcb, RDBSS_STORAGE_NTC(FileTypeFile), &InitPacket);
570	}
571
572	SrvOpen->BufferingFlags = 0;
573
574	RxContext->pFobx->OffsetOfNextEaToReturn = 1;
575
576	pVBoxFobx = VBoxMRxGetFileObjectExtension(RxContext->pFobx);
577
578	Log(("VBOXSF: MRxCreate: VBoxFobx = %p\n",
579	pVBoxFobx));
580
581	if (!pVBoxFobx)
582	{
583	Log(("VBOXSF: MRxCreate: no VBoxFobx!\n"));
584	AssertFailed();
585	Status = STATUS_INSUFFICIENT_RESOURCES;
586	goto Exit;
587	}
588
589	Log(("VBOXSF: MRxCreate: FileBasicInformation: CreationTime %RX64\n", FileBasicInfo.CreationTime.QuadPart));
590	Log(("VBOXSF: MRxCreate: FileBasicInformation: LastAccessTime %RX64\n", FileBasicInfo.LastAccessTime.QuadPart));
591	Log(("VBOXSF: MRxCreate: FileBasicInformation: LastWriteTime %RX64\n", FileBasicInfo.LastWriteTime.QuadPart));
592	Log(("VBOXSF: MRxCreate: FileBasicInformation: ChangeTime %RX64\n", FileBasicInfo.ChangeTime.QuadPart));
593	Log(("VBOXSF: MRxCreate: FileBasicInformation: FileAttributes %RX32\n", FileBasicInfo.FileAttributes));
594
595	pVBoxFobx->hFile = Handle;
596	pVBoxFobx->pSrvCall = RxContext->Create.pSrvCall;
597	pVBoxFobx->FileStandardInfo = FileStandardInfo;
598	pVBoxFobx->FileBasicInfo = FileBasicInfo;
599	pVBoxFobx->fKeepCreationTime = FALSE;
600	pVBoxFobx->fKeepLastAccessTime = FALSE;
601	pVBoxFobx->fKeepLastWriteTime = FALSE;
602	pVBoxFobx->fKeepChangeTime = FALSE;
603	pVBoxFobx->SetFileInfoOnCloseFlags = 0;
604
605	if (!RxIsFcbAcquiredExclusive(capFcb))
606	{
607	RxAcquireExclusiveFcbResourceInMRx(capFcb);
608	}
609
610	Log(("VBOXSF: MRxCreate: NetRoot is %p, Fcb is %p, SrvOpen is %p, Fobx is %p\n",
611	pNetRoot, capFcb, SrvOpen, RxContext->pFobx));
612	Log(("VBOXSF: MRxCreate: return 0x%08X\n",
613	Status));
614
615	Exit:
616	return Status;
617	}
618
619	NTSTATUS VBoxMRxComputeNewBufferingState(IN OUT PMRX_SRV_OPEN pMRxSrvOpen,
620	IN PVOID pMRxContext,
621	OUT PULONG pNewBufferingState)
622	{
623	Log(("VBOXSF: MRxComputeNewBufferingState\n"));
624	return STATUS_NOT_SUPPORTED;
625	}
626
627	NTSTATUS VBoxMRxDeallocateForFcb(IN OUT PMRX_FCB pFcb)
628	{
629	Log(("VBOXSF: MRxDeallocateForFcb\n"));
630	return STATUS_SUCCESS;
631	}
632
633	NTSTATUS VBoxMRxDeallocateForFobx(IN OUT PMRX_FOBX pFobx)
634	{
635	Log(("VBOXSF: MRxDeallocateForFobx\n"));
636	return STATUS_SUCCESS;
637	}
638
639	NTSTATUS VBoxMRxTruncate(IN PRX_CONTEXT RxContext)
640	{
641	Log(("VBOXSF: MRxTruncate\n"));
642	return STATUS_NOT_IMPLEMENTED;
643	}
644
645	NTSTATUS VBoxMRxCleanupFobx(IN PRX_CONTEXT RxContext)
646	{
647	PMRX_VBOX_FOBX pVBoxFobx = VBoxMRxGetFileObjectExtension(RxContext->pFobx);
648
649	Log(("VBOXSF: MRxCleanupFobx: pVBoxFobx = %p, Handle = 0x%RX64\n",
650	pVBoxFobx, pVBoxFobx? pVBoxFobx->hFile: 0));
651
652	if (NULL == pVBoxFobx)
653	{
654	return STATUS_INVALID_PARAMETER;
655	}
656
657	return STATUS_SUCCESS;
658	}
659
660	NTSTATUS VBoxMRxForceClosed(IN PMRX_SRV_OPEN pSrvOpen)
661	{
662	Log(("VBOXSF: MRxForceClosed\n"));
663	return STATUS_NOT_IMPLEMENTED;
664	}
665
666	NTSTATUS vbsfSetFileInfo(PMRX_VBOX_DEVICE_EXTENSION pDeviceExtension,
667	PMRX_VBOX_NETROOT_EXTENSION pNetRootExtension,
668	PMRX_VBOX_FOBX pVBoxFobx,
669	PFILE_BASIC_INFORMATION pInfo,
670	BYTE SetAttrFlags)
671	{
672	NTSTATUS Status = STATUS_SUCCESS;
673
674	int vboxRC;
675	PSHFLFSOBJINFO pSHFLFileInfo;
676
677	uint8_t *pHGCMBuffer = NULL;
678	uint32_t cbBuffer = 0;
679
680	Log(("VBOXSF: vbsfSetFileInfo: SetAttrFlags 0x%02X\n", SetAttrFlags));
681	Log(("VBOXSF: vbsfSetFileInfo: FileBasicInformation: CreationTime %RX64\n", pInfo->CreationTime.QuadPart));
682	Log(("VBOXSF: vbsfSetFileInfo: FileBasicInformation: LastAccessTime %RX64\n", pInfo->LastAccessTime.QuadPart));
683	Log(("VBOXSF: vbsfSetFileInfo: FileBasicInformation: LastWriteTime %RX64\n", pInfo->LastWriteTime.QuadPart));
684	Log(("VBOXSF: vbsfSetFileInfo: FileBasicInformation: ChangeTime %RX64\n", pInfo->ChangeTime.QuadPart));
685	Log(("VBOXSF: vbsfSetFileInfo: FileBasicInformation: FileAttributes %RX32\n", pInfo->FileAttributes));
686
687	if (SetAttrFlags == 0)
688	{
689	Log(("VBOXSF: vbsfSetFileInfo: nothing to set\n"));
690	return STATUS_SUCCESS;
691	}
692
693	cbBuffer = sizeof(SHFLFSOBJINFO);
694	pHGCMBuffer = (uint8_t *)vbsfAllocNonPagedMem(cbBuffer);
695	if (pHGCMBuffer == NULL)
696	{
697	AssertFailed();
698	return STATUS_INSUFFICIENT_RESOURCES;
699	}
700	RtlZeroMemory(pHGCMBuffer, cbBuffer);
701	pSHFLFileInfo = (PSHFLFSOBJINFO)pHGCMBuffer;
702
703	/* The properties, that need to be changed, are set to something other than zero */
704	if (pInfo->CreationTime.QuadPart && (SetAttrFlags & VBOX_FOBX_F_INFO_CREATION_TIME) != 0)
705	{
706	RTTimeSpecSetNtTime(&pSHFLFileInfo->BirthTime, pInfo->CreationTime.QuadPart);
707	}
708	if (pInfo->LastAccessTime.QuadPart && (SetAttrFlags & VBOX_FOBX_F_INFO_LASTACCESS_TIME) != 0)
709	{
710	RTTimeSpecSetNtTime(&pSHFLFileInfo->AccessTime, pInfo->LastAccessTime.QuadPart);
711	}
712	if (pInfo->LastWriteTime.QuadPart && (SetAttrFlags & VBOX_FOBX_F_INFO_LASTWRITE_TIME) != 0)
713	{
714	RTTimeSpecSetNtTime(&pSHFLFileInfo->ModificationTime, pInfo->LastWriteTime.QuadPart);
715	}
716	if (pInfo->ChangeTime.QuadPart && (SetAttrFlags & VBOX_FOBX_F_INFO_CHANGE_TIME) != 0)
717	{
718	RTTimeSpecSetNtTime(&pSHFLFileInfo->ChangeTime, pInfo->ChangeTime.QuadPart);
719	}
720	if (pInfo->FileAttributes && (SetAttrFlags & VBOX_FOBX_F_INFO_ATTRIBUTES) != 0)
721	{
722	pSHFLFileInfo->Attr.fMode = NTToVBoxFileAttributes(pInfo->FileAttributes);
723	}
724
725	vboxRC = vboxCallFSInfo(&pDeviceExtension->hgcmClient, &pNetRootExtension->map, pVBoxFobx->hFile,
726	SHFL_INFO_SET \| SHFL_INFO_FILE, &cbBuffer, (PSHFLDIRINFO)pSHFLFileInfo);
727
728	if (vboxRC != VINF_SUCCESS)
729	{
730	Status = VBoxErrorToNTStatus(vboxRC);
731	}
732
733	if (pHGCMBuffer)
734	{
735	vbsfFreeNonPagedMem(pHGCMBuffer);
736	}
737
738	Log(("VBOXSF: vbsfSetFileInfo: Returned 0x%08X\n",
739	Status));
740	return Status;
741	}
742
743	/*
744	* Closes an opened file handle of a MRX_VBOX_FOBX.
745	* Updates file attributes if necessary.
746	*/
747	NTSTATUS vbsfCloseFileHandle(PMRX_VBOX_DEVICE_EXTENSION pDeviceExtension,
748	PMRX_VBOX_NETROOT_EXTENSION pNetRootExtension,
749	PMRX_VBOX_FOBX pVBoxFobx)
750	{
751	NTSTATUS Status = STATUS_SUCCESS;
752
753	int vboxRC;
754
755	if (pVBoxFobx->hFile == SHFL_HANDLE_NIL)
756	{
757	Log(("VBOXSF: vbsfCloseFileHandle: SHFL_HANDLE_NIL\n"));
758	return STATUS_SUCCESS;
759	}
760
761	Log(("VBOXSF: vbsfCloseFileHandle: 0x%RX64, on close info 0x%02X\n",
762	pVBoxFobx->hFile, pVBoxFobx->SetFileInfoOnCloseFlags));
763
764	if (pVBoxFobx->SetFileInfoOnCloseFlags)
765	{
766	/* If the file timestamps were set by the user, then update them before closing the handle,
767	* to cancel any effect of the file read/write operations on the host.
768	*/
769	Status = vbsfSetFileInfo(pDeviceExtension,
770	pNetRootExtension,
771	pVBoxFobx,
772	&pVBoxFobx->FileBasicInfo,
773	pVBoxFobx->SetFileInfoOnCloseFlags);
774	}
775
776	vboxRC = vboxCallClose(&pDeviceExtension->hgcmClient,
777	&pNetRootExtension->map,
778	pVBoxFobx->hFile);
779
780	pVBoxFobx->hFile = SHFL_HANDLE_NIL;
781
782	if (vboxRC != VINF_SUCCESS)
783	{
784	Status = VBoxErrorToNTStatus(vboxRC);
785	}
786
787	Log(("VBOXSF: vbsfCloseFileHandle: Returned 0x%08X\n",
788	Status));
789	return Status;
790	}
791
792	NTSTATUS VBoxMRxCloseSrvOpen(IN PRX_CONTEXT RxContext)
793	{
794	NTSTATUS Status = STATUS_SUCCESS;
795
796	RxCaptureFcb;
797	RxCaptureFobx;
798
799	PMRX_VBOX_DEVICE_EXTENSION pDeviceExtension = VBoxMRxGetDeviceExtension(RxContext);
800	PMRX_VBOX_NETROOT_EXTENSION pNetRootExtension = VBoxMRxGetNetRootExtension(capFcb->pNetRoot);
801	PMRX_VBOX_FOBX pVBoxFobx = VBoxMRxGetFileObjectExtension(capFobx);
802	PMRX_SRV_OPEN pSrvOpen = capFobx->pSrvOpen;
803
804	int vboxRC = 0;
805	PUNICODE_STRING RemainingName = NULL;
806
807	Log(("VBOXSF: MRxCloseSrvOpen: capFcb = %p, capFobx = %p, pVBoxFobx = %p, pSrvOpen = %p\n",
808	capFcb, capFobx, pVBoxFobx, pSrvOpen));
809
810	RemainingName = pSrvOpen->pAlreadyPrefixedName;
811
812	Log(("VBOXSF: MRxCloseSrvOpen: Remaining name = %.*ls, Len = %d\n",
813	RemainingName->Length / sizeof(WCHAR), RemainingName->Buffer, RemainingName->Length));
814
815	if (NULL == pVBoxFobx)
816	{
817	return STATUS_INVALID_PARAMETER;
818	}
819
820	if (FlagOn(pSrvOpen->Flags, (SRVOPEN_FLAG_FILE_RENAMED \| SRVOPEN_FLAG_FILE_DELETED)))
821	{
822	/* If we renamed or delete the file/dir, then it's already closed */
823	Assert(pVBoxFobx->hFile == SHFL_HANDLE_NIL);
824	Log(("VBOXSF: MRxCloseSrvOpen: File was renamed, handle 0x%RX64 ignore close.\n",
825	pVBoxFobx->hFile));
826	return STATUS_SUCCESS;
827	}
828
829	/* Close file */
830	if (pVBoxFobx->hFile != SHFL_HANDLE_NIL)
831	{
832	vbsfCloseFileHandle(pDeviceExtension, pNetRootExtension, pVBoxFobx);
833	}
834
835	if (capFcb->FcbState & FCB_STATE_DELETE_ON_CLOSE)
836	{
837	Log(("VBOXSF: MRxCloseSrvOpen: Delete on close. Open count = %d\n",
838	capFcb->OpenCount));
839
840	/* Remove file or directory if delete action is pending. */
841	if (capFcb->OpenCount == 0)
842	{
843	Status = vbsfRemove(RxContext);
844	}
845	}
846
847	return Status;
848	}
849
850	NTSTATUS vbsfRemove(IN PRX_CONTEXT RxContext)
851	{
852	NTSTATUS Status = STATUS_SUCCESS;
853
854	RxCaptureFcb;
855	RxCaptureFobx;
856
857	PMRX_VBOX_DEVICE_EXTENSION pDeviceExtension = VBoxMRxGetDeviceExtension(RxContext);
858	PMRX_VBOX_NETROOT_EXTENSION pNetRootExtension = VBoxMRxGetNetRootExtension(capFcb->pNetRoot);
859	PMRX_VBOX_FOBX pVBoxFobx = VBoxMRxGetFileObjectExtension(capFobx);
860
861	PUNICODE_STRING RemainingName = GET_ALREADY_PREFIXED_NAME_FROM_CONTEXT(RxContext);
862
863	int vboxRC;
864	PSHFLSTRING ParsedPath = NULL;
865	ULONG ParsedPathSize;
866
867	Log(("VBOXSF: vbsfRemove: Delete %.*ls. open count = %d\n",
868	RemainingName->Length / sizeof(WCHAR), RemainingName->Buffer, capFcb->OpenCount));
869
870	/* Close file first if not already done. */
871	if (pVBoxFobx->hFile != SHFL_HANDLE_NIL)
872	{
873	vbsfCloseFileHandle(pDeviceExtension, pNetRootExtension, pVBoxFobx);
874	}
875
876	/* Calculate length required for parsed path.
877	*/
878	ParsedPathSize = sizeof(*ParsedPath) + (RemainingName->Length + sizeof(WCHAR));
879
880	Log(("VBOXSF: vbsfRemove: ParsedPathSize %d\n",
881	ParsedPathSize));
882
883	ParsedPath = (PSHFLSTRING)vbsfAllocNonPagedMem(ParsedPathSize);
884	if (!ParsedPath)
885	{
886	return STATUS_INSUFFICIENT_RESOURCES;
887	}
888
889	ShflStringInitBuffer(ParsedPath, ParsedPathSize - sizeof(SHFLSTRING));
890
891	Log(("VBOXSF: vbsfRemove: Setup ParsedPath\n"));
892	ParsedPath->u16Size = RemainingName->Length + sizeof(WCHAR);
893	ParsedPath->u16Length = ParsedPath->u16Size - sizeof(WCHAR); /* without terminating null */
894	RtlCopyMemory(ParsedPath->String.ucs2, RemainingName->Buffer, ParsedPath->u16Length);
895
896	/* Call host. */
897	vboxRC = vboxCallRemove(&pDeviceExtension->hgcmClient, &pNetRootExtension->map,
898	ParsedPath,
899	(pVBoxFobx->FileStandardInfo.Directory) ? SHFL_REMOVE_DIR : SHFL_REMOVE_FILE);
900
901	if (ParsedPath)
902	{
903	vbsfFreeNonPagedMem(ParsedPath);
904	}
905
906	if (vboxRC == VINF_SUCCESS)
907	{
908	SetFlag(capFobx->pSrvOpen->Flags, SRVOPEN_FLAG_FILE_DELETED);
909	}
910
911	Status = VBoxErrorToNTStatus(vboxRC);
912	if (vboxRC != VINF_SUCCESS)
913	{
914	Log(("VBOXSF: vbsfRemove: vboxCallRemove failed with %Rrc\n",
915	vboxRC));
916	}
917
918	Log(("VBOXSF: vbsfRemove: Returned 0x%08X\n",
919	Status));
920	return Status;
921	}
922
923	NTSTATUS vbsfRename(IN PRX_CONTEXT RxContext,
924	IN FILE_INFORMATION_CLASS FileInformationClass,
925	IN PVOID pBuffer,
926	IN ULONG BufferLength)
927	{
928	NTSTATUS Status = STATUS_SUCCESS;
929
930	RxCaptureFcb;
931	RxCaptureFobx;
932
933	PMRX_VBOX_DEVICE_EXTENSION pDeviceExtension = VBoxMRxGetDeviceExtension(RxContext);
934	PMRX_VBOX_NETROOT_EXTENSION pNetRootExtension = VBoxMRxGetNetRootExtension(capFcb->pNetRoot);
935	PMRX_VBOX_FOBX pVBoxFobx = VBoxMRxGetFileObjectExtension(capFobx);
936	PMRX_SRV_OPEN pSrvOpen = capFobx->pSrvOpen;
937
938	PFILE_RENAME_INFORMATION RenameInformation = (PFILE_RENAME_INFORMATION)RxContext->Info.Buffer;
939	PUNICODE_STRING RemainingName = GET_ALREADY_PREFIXED_NAME(pSrvOpen, capFcb);
940
941	int vboxRC;
942	PSHFLSTRING SrcPath = 0, DestPath = 0;
943	ULONG ParsedPathSize, flags;
944
945	Assert(FileInformationClass == FileRenameInformation);
946
947	Log(("VBOXSF: vbsfRename: FileName = %.*ls\n",
948	RenameInformation->FileNameLength / sizeof(WCHAR), &RenameInformation->FileName[0]));
949
950	/* Must close the file before renaming it! */
951	if (pVBoxFobx->hFile != SHFL_HANDLE_NIL)
952	{
953	vbsfCloseFileHandle(pDeviceExtension, pNetRootExtension, pVBoxFobx);
954	}
955
956	/* Mark it as renamed, so we do nothing during close */
957	SetFlag(pSrvOpen->Flags, SRVOPEN_FLAG_FILE_RENAMED);
958
959	/* Calculate length required for destination path. */
960	ParsedPathSize = sizeof(*DestPath) + (RenameInformation->FileNameLength + sizeof(WCHAR));
961
962	Log(("VBOXSF: vbsfRename: ParsedPathSize = %d\n",
963	ParsedPathSize));
964
965	DestPath = (PSHFLSTRING)vbsfAllocNonPagedMem(ParsedPathSize);
966
967	if (NULL == DestPath)
968	{
969	return STATUS_INSUFFICIENT_RESOURCES;
970	}
971
972	RtlZeroMemory(DestPath, ParsedPathSize);
973	ShflStringInitBuffer(DestPath, ParsedPathSize - sizeof(SHFLSTRING));
974
975	Log(("VBOXSF: vbsfRename: Setting up destination path\n"));
976
977	DestPath->u16Size = (USHORT)(RenameInformation->FileNameLength + sizeof(WCHAR));
978	DestPath->u16Length = DestPath->u16Size - sizeof(WCHAR); /* without terminating null */
979	RtlCopyMemory(DestPath->String.ucs2, RenameInformation->FileName, DestPath->u16Length);
980
981	Log(("VBOXSF: vbsfRename: Destination path = %.*ls\n",
982	DestPath->u16Length / sizeof(WCHAR), &DestPath->String.ucs2[0]));
983
984	/* Calculate length required for source path */
985	ParsedPathSize = sizeof(*DestPath) + (RemainingName->Length + sizeof(WCHAR));
986
987	Log(("VBOXSF: vbsfRename: ParsedPathSize = %d\n", ParsedPathSize));
988
989	SrcPath = (PSHFLSTRING)vbsfAllocNonPagedMem(ParsedPathSize);
990
991	if (NULL == SrcPath)
992	{
993	vbsfFreeNonPagedMem(DestPath);
994	return STATUS_INSUFFICIENT_RESOURCES;
995	}
996
997	RtlZeroMemory(SrcPath, ParsedPathSize);
998	ShflStringInitBuffer(SrcPath, ParsedPathSize - sizeof(SHFLSTRING));
999
1000	Log(("VBOXSF: vbsfRename: Setting up source path\n"));
1001
1002	SrcPath->u16Size = RemainingName->Length + sizeof(WCHAR);
1003	SrcPath->u16Length = SrcPath->u16Size - sizeof(WCHAR); /* without terminating null */
1004	RtlCopyMemory(SrcPath->String.ucs2, RemainingName->Buffer, SrcPath->u16Length);
1005
1006	Log(("VBOXSF: vbsfRename: Source path = %.*ls\n",
1007	SrcPath->u16Length / sizeof(WCHAR), &SrcPath->String.ucs2[0]));
1008
1009	/* Call host. */
1010	flags = pVBoxFobx->FileStandardInfo.Directory? SHFL_RENAME_DIR : SHFL_RENAME_FILE;
1011	if (RenameInformation->ReplaceIfExists)
1012	{
1013	flags \|= SHFL_RENAME_REPLACE_IF_EXISTS;
1014	}
1015
1016	Log(("VBOXSF: vbsfRename: Calling vboxCallRename\n"));
1017	vboxRC = vboxCallRename(&pDeviceExtension->hgcmClient, &pNetRootExtension->map, SrcPath, DestPath, flags);
1018
1019	vbsfFreeNonPagedMem(SrcPath);
1020	vbsfFreeNonPagedMem(DestPath);
1021
1022	Status = VBoxErrorToNTStatus(vboxRC);
1023	if (vboxRC != VINF_SUCCESS)
1024	{
1025	Log(("VBOXSF: vbsfRename: vboxCallRename failed with %Rrc\n",
1026	vboxRC));
1027	}
1028
1029	Log(("VBOXSF: vbsfRename: Returned 0x%08X\n",
1030	Status));
1031	return Status;
1032	}
1033
1034	NTSTATUS VBoxMRxShouldTryToCollapseThisOpen(IN PRX_CONTEXT RxContext)
1035	{
1036	Log(("VBOXSF: MRxShouldTryToCollapseThisOpen\n"));
1037	return STATUS_MORE_PROCESSING_REQUIRED;
1038	}
1039
1040	NTSTATUS VBoxMRxCollapseOpen(IN OUT PRX_CONTEXT RxContext)
1041	{
1042	Log(("VBOXSF: MRxCollapseOpen\n"));
1043	return STATUS_MORE_PROCESSING_REQUIRED;
1044	}

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source: vbox/trunk/src/VBox/Additions/WINNT/SharedFolders/driver/path.c@ 40866

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