ReactOS 0.4.15-dev-8339-g4028de8
NtCreateSection_drv.c
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1/*
2 * PROJECT: ReactOS kernel-mode tests
3 * LICENSE: LGPLv2.1+ - See COPYING.LIB in the top level directory
4 * PURPOSE: Test driver for NtCreateSection function
5 * PROGRAMMER: Pierre Schweitzer <pierre@reactos.org>
6 */
7
8#include <kmt_test.h>
9
10#define NDEBUG
11#include <debug.h>
12
13typedef struct _TEST_FCB
14{
19
22static KMT_IRP_HANDLER TestIrpHandler;
24
28
29static
41{
43 return FALSE;
44}
45
46static
58{
60 return FALSE;
61}
62
63static
72{
74 return FALSE;
75}
76
83{
85
86 PAGED_CODE();
87
89
90 *DeviceName = L"NtCreateSection";
91 *Flags = TESTENTRY_NO_EXCLUSIVE_DEVICE |
92 TESTENTRY_BUFFERED_IO_DEVICE |
93 TESTENTRY_NO_READONLY_DEVICE;
94
101
105 DriverObject->FastIoDispatch = &TestFastIoDispatch;
106
107
108 return Status;
109}
110
111VOID
114{
115 PAGED_CODE();
116}
117
119NTAPI
123{
124 return TRUE;
125}
126
127VOID
128NTAPI
131{
132 return;
133}
134
136NTAPI
140{
141 return TRUE;
142}
143
144VOID
145NTAPI
148{
149 return;
150}
151
157};
158
159static
160PVOID
164{
165 PMDL Mdl;
166
167 if (Irp->MdlAddress == NULL)
168 {
169 Mdl = IoAllocateMdl(Irp->UserBuffer, BufferLength, FALSE, FALSE, Irp);
170 if (Mdl == NULL)
171 {
172 return NULL;
173 }
174
176 {
177 MmProbeAndLockPages(Mdl, Irp->RequestorMode, IoWriteAccess);
178 }
180 {
181 IoFreeMdl(Mdl);
182 Irp->MdlAddress = NULL;
183 _SEH2_YIELD(return NULL);
184 }
185 _SEH2_END;
186 }
187
189}
190
191
192static
196 _In_ PIRP Irp,
197 _In_ PIO_STACK_LOCATION IoStack)
198{
201 CACHE_UNINITIALIZE_EVENT CacheUninitEvent;
202
203 PAGED_CODE();
204
205 DPRINT("IRP %x/%x\n", IoStack->MajorFunction, IoStack->MinorFunction);
206 ASSERT(IoStack->MajorFunction == IRP_MJ_CLEANUP ||
207 IoStack->MajorFunction == IRP_MJ_CREATE ||
208 IoStack->MajorFunction == IRP_MJ_READ ||
209 IoStack->MajorFunction == IRP_MJ_WRITE ||
210 IoStack->MajorFunction == IRP_MJ_QUERY_INFORMATION ||
211 IoStack->MajorFunction == IRP_MJ_SET_INFORMATION);
212
214 Irp->IoStatus.Information = 0;
215
216 if (IoStack->MajorFunction == IRP_MJ_CREATE)
217 {
218 ULONG RequestedDisposition = ((IoStack->Parameters.Create.Options >> 24) & 0xff);
219 ok(RequestedDisposition == FILE_CREATE || RequestedDisposition == FILE_OPEN, "Invalid disposition: %lu\n", RequestedDisposition);
220
221 if (IoStack->FileObject->FileName.Length >= 2 * sizeof(WCHAR))
222 {
224 TestFileObject = IoStack->FileObject;
225 }
226 Fcb = ExAllocatePoolWithTag(NonPagedPool, sizeof(*Fcb), 'FwrI');
227 RtlZeroMemory(Fcb, sizeof(*Fcb));
228 ExInitializeFastMutex(&Fcb->HeaderMutex);
229 FsRtlSetupAdvancedHeader(&Fcb->Header, &Fcb->HeaderMutex);
230
231 /* Consider file/dir doesn't exist */
232 if (RequestedDisposition == FILE_CREATE)
233 {
234 Fcb->Header.AllocationSize.QuadPart = 0;
235 Fcb->Header.FileSize.QuadPart = 0;
236 Fcb->Header.ValidDataLength.QuadPart = 0;
237 }
238 else
239 {
240 Fcb->Header.AllocationSize.QuadPart = 512;
241 Fcb->Header.FileSize.QuadPart = 512;
242 Fcb->Header.ValidDataLength.QuadPart = 512;
243 }
244 Fcb->Header.IsFastIoPossible = FastIoIsNotPossible;
245
246 DPRINT1("File: %wZ\n", &IoStack->FileObject->FileName);
247
248 IoStack->FileObject->FsContext = Fcb;
249 if (RtlCompareUnicodeString(&IoStack->FileObject->FileName, &InvalidInit, FALSE) != 0)
250 {
251 IoStack->FileObject->SectionObjectPointer = &Fcb->SectionObjectPointers;
252 }
253
254 if (IoStack->FileObject->FileName.Length == 0 ||
255 RtlCompareUnicodeString(&IoStack->FileObject->FileName, &InitOnCreate, FALSE) == 0)
256 {
257 DPRINT1("Init\n");
258
259 CcInitializeCacheMap(IoStack->FileObject,
260 (PCC_FILE_SIZES)&Fcb->Header.AllocationSize,
261 FALSE, &Callbacks, NULL);
262 }
263
264 Irp->IoStatus.Information = (RequestedDisposition == FILE_CREATE) ? FILE_CREATED : FILE_OPENED;
266 }
267 else if (IoStack->MajorFunction == IRP_MJ_READ)
268 {
269 BOOLEAN Ret;
273
274 Offset = IoStack->Parameters.Read.ByteOffset;
275 Length = IoStack->Parameters.Read.Length;
276 Fcb = IoStack->FileObject->FsContext;
277
279 ok_eq_pointer(IoStack->FileObject, TestFileObject);
280
281 if (Offset.QuadPart + Length > Fcb->Header.FileSize.QuadPart)
282 {
284 }
285 else if (Length == 0)
286 {
288 }
289 else
290 {
291 if (!FlagOn(Irp->Flags, IRP_NOCACHE))
292 {
293 Buffer = Irp->AssociatedIrp.SystemBuffer;
294 ok(Buffer != NULL, "Null pointer!\n");
295
297 {
298 if (IoStack->FileObject->PrivateCacheMap == NULL)
299 {
300 DPRINT1("Init\n");
301 ok_eq_ulong(RtlCompareUnicodeString(&IoStack->FileObject->FileName, &InitOnRW, FALSE), 0);
302 CcInitializeCacheMap(IoStack->FileObject,
303 (PCC_FILE_SIZES)&Fcb->Header.AllocationSize,
304 FALSE, &Callbacks, Fcb);
305 }
306
307 Ret = CcCopyRead(IoStack->FileObject, &Offset, Length, TRUE, Buffer,
308 &Irp->IoStatus);
309 ok_bool_true(Ret, "CcCopyRead");
310 }
312 {
313 Irp->IoStatus.Status = _SEH2_GetExceptionCode();
314 }
315 _SEH2_END;
316
317 Status = Irp->IoStatus.Status;
318 }
319 else
320 {
321 ok(Irp->AssociatedIrp.SystemBuffer == NULL, "A SystemBuffer was allocated!\n");
323 ok(Buffer != NULL, "Null pointer!\n");
325
327 }
328 }
329
330 if (NT_SUCCESS(Status))
331 {
332 Irp->IoStatus.Information = Length;
333 IoStack->FileObject->CurrentByteOffset.QuadPart = Offset.QuadPart + Length;
334 }
335 }
336 else if (IoStack->MajorFunction == IRP_MJ_WRITE)
337 {
338 BOOLEAN Ret;
342
343 Offset = IoStack->Parameters.Write.ByteOffset;
344 Length = IoStack->Parameters.Write.Length;
345 Fcb = IoStack->FileObject->FsContext;
346
348 ok_eq_pointer(IoStack->FileObject, TestFileObject);
349
350 if (Length == 0)
351 {
353 }
354 else
355 {
356 if (!FlagOn(Irp->Flags, IRP_NOCACHE))
357 {
358 Buffer = Irp->AssociatedIrp.SystemBuffer;
359 ok(Buffer != NULL, "Null pointer!\n");
360
362 {
363 if (IoStack->FileObject->PrivateCacheMap == NULL)
364 {
365 ok_eq_ulong(RtlCompareUnicodeString(&IoStack->FileObject->FileName, &InitOnRW, FALSE), 0);
366 CcInitializeCacheMap(IoStack->FileObject,
367 (PCC_FILE_SIZES)&Fcb->Header.AllocationSize,
368 FALSE, &Callbacks, Fcb);
369 }
370
371 Ret = CcCopyWrite(IoStack->FileObject, &Offset, Length, TRUE, Buffer);
372 ok_bool_true(Ret, "CcCopyWrite");
373 }
375 {
376 Irp->IoStatus.Status = _SEH2_GetExceptionCode();
377 }
378 _SEH2_END;
379
380 Status = Irp->IoStatus.Status;
381 }
382 else
383 {
384 PMDL Mdl;
385
386 Mdl = Irp->MdlAddress;
387 ok(Mdl != NULL, "Null pointer for MDL!\n");
388 ok((Mdl->MdlFlags & MDL_PAGES_LOCKED) != 0, "MDL not locked\n");
389 ok((Mdl->MdlFlags & MDL_SOURCE_IS_NONPAGED_POOL) == 0, "MDL from non paged\n");
390 ok((Mdl->MdlFlags & MDL_IO_PAGE_READ) == 0, "Paging IO for reading\n");
391 ok((Irp->Flags & IRP_PAGING_IO) != 0, "Non paging IO\n");
392
394 }
395
396 if (NT_SUCCESS(Status))
397 {
398 if (Length + Offset.QuadPart > Fcb->Header.FileSize.QuadPart)
399 {
400 Fcb->Header.AllocationSize.QuadPart = Length + Offset.QuadPart;
401 Fcb->Header.FileSize.QuadPart = Length + Offset.QuadPart;
402 Fcb->Header.ValidDataLength.QuadPart = Length + Offset.QuadPart;
403
404 if (CcIsFileCached(IoStack->FileObject))
405 {
406 CcSetFileSizes(IoStack->FileObject, (PCC_FILE_SIZES)(&(Fcb->Header.AllocationSize)));
407 }
408 }
409 }
410 }
411 }
412 else if (IoStack->MajorFunction == IRP_MJ_CLEANUP)
413 {
414 Fcb = IoStack->FileObject->FsContext;
415 ok(Fcb != NULL, "Null pointer!\n");
416 if (IoStack->FileObject->SectionObjectPointer != NULL)
417 {
419
420 if (IoStack->FileObject->SectionObjectPointer->DataSectionObject)
421 {
424 }
425
426 KeInitializeEvent(&CacheUninitEvent.Event, NotificationEvent, FALSE);
427 CcUninitializeCacheMap(IoStack->FileObject, &Zero, &CacheUninitEvent);
429 }
430 ExFreePoolWithTag(Fcb, 'FwrI');
431 IoStack->FileObject->FsContext = NULL;
433 }
434 else if (IoStack->MajorFunction == IRP_MJ_QUERY_INFORMATION)
435 {
436 Fcb = IoStack->FileObject->FsContext;
437
439 ok_eq_pointer(IoStack->FileObject, TestFileObject);
440 ok_eq_ulong(IoStack->Parameters.QueryFile.FileInformationClass, FileStandardInformation);
441
442 if (IoStack->Parameters.QueryFile.FileInformationClass == FileStandardInformation)
443 {
444 PFILE_STANDARD_INFORMATION StandardInfo = Irp->AssociatedIrp.SystemBuffer;
445 ULONG BufferLength = IoStack->Parameters.QueryFile.Length;
446
448 {
450 }
451 else
452 {
453 ok(StandardInfo != NULL, "Null pointer!\n");
454 ok(Fcb != NULL, "Null pointer!\n");
455
456 StandardInfo->AllocationSize = Fcb->Header.AllocationSize;
457 StandardInfo->EndOfFile = Fcb->Header.FileSize;
458 StandardInfo->Directory = FALSE;
459 StandardInfo->NumberOfLinks = 1;
460 StandardInfo->DeletePending = FALSE;
461
462 Irp->IoStatus.Information = sizeof(FILE_STANDARD_INFORMATION);
464 }
465 }
466 else
467 {
469 }
470 }
471 else if (IoStack->MajorFunction == IRP_MJ_SET_INFORMATION)
472 {
473 Fcb = IoStack->FileObject->FsContext;
474
476 ok_eq_pointer(IoStack->FileObject, TestFileObject);
477 ok_eq_ulong(IoStack->Parameters.SetFile.FileInformationClass, FileEndOfFileInformation);
478
479 if (IoStack->Parameters.SetFile.FileInformationClass == FileEndOfFileInformation)
480 {
481 PFILE_END_OF_FILE_INFORMATION EOFInfo = Irp->AssociatedIrp.SystemBuffer;
482 ULONG BufferLength = IoStack->Parameters.SetFile.Length;
483
485 {
487 }
488 else
489 {
490 ULONG TestSize = 0;
491
492 ok(EOFInfo != NULL, "Null pointer!\n");
493 ok(Fcb != NULL, "Null pointer!\n");
494 ok_bool_false(IoStack->Parameters.SetFile.AdvanceOnly, "AdvanceOnly set!\n");
495 ok(EOFInfo->EndOfFile.QuadPart > Fcb->Header.AllocationSize.QuadPart, "New size smaller\n");
496
497 if (Fcb->Header.AllocationSize.QuadPart != 0)
498 {
499 TestSize = 512;
500 }
501
502 Fcb->Header.AllocationSize.QuadPart = EOFInfo->EndOfFile.QuadPart;
503 ok_eq_ulong(Fcb->Header.FileSize.QuadPart, TestSize);
504 ok_eq_ulong(Fcb->Header.ValidDataLength.QuadPart, TestSize);
505
506 if (CcIsFileCached(IoStack->FileObject))
507 {
508 CcSetFileSizes(IoStack->FileObject, (PCC_FILE_SIZES)(&(Fcb->Header.AllocationSize)));
509 }
510
511 ok_eq_ulong(Fcb->Header.FileSize.QuadPart, TestSize);
512 ok_eq_ulong(Fcb->Header.ValidDataLength.QuadPart, TestSize);
513
515 }
516 }
517 else
518 {
520 }
521 }
522
523 if (Status == STATUS_PENDING)
524 {
528 }
529 else
530 {
531 Irp->IoStatus.Status = Status;
533 }
534
535 return Status;
536}
#define PAGED_CODE()
VOID NTAPI ReleaseFromReadAhead(_In_ PVOID Context)
static PDEVICE_OBJECT TestDeviceObject
static PFILE_OBJECT TestFileObject
static UNICODE_STRING InitOnCreate
static FAST_IO_DISPATCH TestFastIoDispatch
struct _TEST_FCB TEST_FCB
static BOOLEAN NTAPI FastIoQueryStandardInfo(_In_ PFILE_OBJECT FileObject, _In_ BOOLEAN Wait, _Out_ PFILE_STANDARD_INFORMATION Buffer, _Out_ PIO_STATUS_BLOCK IoStatus, _In_ PDEVICE_OBJECT DeviceObject)
static UNICODE_STRING InitOnRW
BOOLEAN NTAPI AcquireForReadAhead(_In_ PVOID Context, _In_ BOOLEAN Wait)
struct _TEST_FCB * PTEST_FCB
VOID TestUnload(_In_ PDRIVER_OBJECT DriverObject)
static UNICODE_STRING InvalidInit
static BOOLEAN NTAPI FastIoWrite(_In_ PFILE_OBJECT FileObject, _In_ PLARGE_INTEGER FileOffset, _In_ ULONG Length, _In_ BOOLEAN Wait, _In_ ULONG LockKey, _Out_ PVOID Buffer, _Out_ PIO_STATUS_BLOCK IoStatus, _In_ PDEVICE_OBJECT DeviceObject)
static PVOID MapAndLockUserBuffer(_In_ _Out_ PIRP Irp, _In_ ULONG BufferLength)
static CACHE_MANAGER_CALLBACKS Callbacks
static BOOLEAN NTAPI FastIoRead(_In_ PFILE_OBJECT FileObject, _In_ PLARGE_INTEGER FileOffset, _In_ ULONG Length, _In_ BOOLEAN Wait, _In_ ULONG LockKey, _Out_ PVOID Buffer, _Out_ PIO_STATUS_BLOCK IoStatus, _In_ PDEVICE_OBJECT DeviceObject)
VOID NTAPI ReleaseFromLazyWrite(_In_ PVOID Context)
NTSTATUS TestEntry(_In_ PDRIVER_OBJECT DriverObject, _In_ PCUNICODE_STRING RegistryPath, _Out_ PCWSTR *DeviceName, _Inout_ INT *Flags)
BOOLEAN NTAPI AcquireForLazyWrite(_In_ PVOID Context, _In_ BOOLEAN Wait)
static KMT_IRP_HANDLER TestIrpHandler
unsigned char BOOLEAN
#define ok_eq_pointer(value, expected)
Definition: apitest.h:59
#define ok_eq_ulong(value, expected)
Definition: apitest.h:63
#define ok_bool_false(value, desc)
Definition: apitest.h:79
#define ok_bool_true(value, desc)
Definition: apitest.h:78
#define ok(value,...)
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LONG NTSTATUS
Definition: precomp.h:26
#define DPRINT1
Definition: precomp.h:8
VOID NTAPI CcFlushCache(IN PSECTION_OBJECT_POINTERS SectionObjectPointer, IN OPTIONAL PLARGE_INTEGER FileOffset, IN ULONG Length, OUT OPTIONAL PIO_STATUS_BLOCK IoStatus)
Definition: cachesub.c:222
#define CcIsFileCached(FO)
_In_ PFCB _In_ LONGLONG FileOffset
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_In_ PFCB Fcb
Definition: cdprocs.h:159
Definition: bufpool.h:45
_In_ PIRP Irp
Definition: csq.h:116
#define NULL
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#define TRUE
Definition: types.h:120
#define FALSE
Definition: types.h:117
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ULONG RtlCompareUnicodeString(PUNICODE_STRING s1, PUNICODE_STRING s2, BOOLEAN UpCase)
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#define KeWaitForSingleObject(pEvt, foo, a, b, c)
Definition: env_spec_w32.h:478
#define KeInitializeEvent(pEvt, foo, foo2)
Definition: env_spec_w32.h:477
#define NonPagedPool
Definition: env_spec_w32.h:307
#define FlagOn(_F, _SF)
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IN PLARGE_INTEGER IN ULONG IN BOOLEAN IN ULONG LockKey
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IN PVCB IN VBO IN ULONG OUT PBCB OUT PVOID IN BOOLEAN IN BOOLEAN Zero
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#define _SEH2_END
Definition: filesup.c:22
#define _SEH2_TRY
Definition: filesup.c:19
@ FileEndOfFileInformation
Definition: from_kernel.h:81
#define FILE_OPEN
Definition: from_kernel.h:54
#define FILE_CREATE
Definition: from_kernel.h:55
@ FastIoIsNotPossible
Definition: fsrtltypes.h:240
VOID NTAPI CcSetFileSizes(IN PFILE_OBJECT FileObject, IN PCC_FILE_SIZES FileSizes)
Definition: fssup.c:356
VOID NTAPI CcInitializeCacheMap(IN PFILE_OBJECT FileObject, IN PCC_FILE_SIZES FileSizes, IN BOOLEAN PinAccess, IN PCACHE_MANAGER_CALLBACKS Callbacks, IN PVOID LazyWriteContext)
Definition: fssup.c:195
BOOLEAN NTAPI CcUninitializeCacheMap(IN PFILE_OBJECT FileObject, IN OPTIONAL PLARGE_INTEGER TruncateSize, IN OPTIONAL PCACHE_UNINITIALIZE_EVENT UninitializeEvent)
Definition: fssup.c:286
BOOLEAN NTAPI CcPurgeCacheSection(IN PSECTION_OBJECT_POINTERS SectionObjectPointer, IN OPTIONAL PLARGE_INTEGER FileOffset, IN ULONG Length, IN BOOLEAN UninitializeCacheMaps)
Definition: fssup.c:386
#define IoFreeMdl
Definition: fxmdl.h:89
#define IoAllocateMdl
Definition: fxmdl.h:88
Status
Definition: gdiplustypes.h:25
#define EXCEPTION_EXECUTE_HANDLER
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#define RtlFillMemory(Dest, Length, Fill)
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IoMarkIrpPending(Irp)
NTSTATUS KmtRegisterIrpHandler(IN UCHAR MajorFunction, IN PDEVICE_OBJECT DeviceObject OPTIONAL, IN PKMT_IRP_HANDLER IrpHandler)
VOID NTAPI MmProbeAndLockPages(IN PMDL Mdl, IN KPROCESSOR_MODE AccessMode, IN LOCK_OPERATION Operation)
Definition: mdlsup.c:931
#define ASSERT(a)
Definition: mode.c:44
#define ExFreePoolWithTag(_P, _T)
Definition: module.h:1109
#define FILE_STANDARD_INFORMATION
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@ NormalPagePriority
Definition: imports.h:56
#define _Inout_
Definition: ms_sal.h:378
#define _Out_
Definition: ms_sal.h:345
#define _In_
Definition: ms_sal.h:308
__in UCHAR __in POWER_STATE __in_opt PVOID __in PIO_STATUS_BLOCK IoStatus
Definition: mxum.h:159
#define KernelMode
Definition: asm.h:34
#define RTL_CONSTANT_LARGE_INTEGER(quad_part)
Definition: rtltypes.h:418
#define FILE_CREATED
Definition: nt_native.h:770
#define FILE_OPENED
Definition: nt_native.h:769
#define UNREFERENCED_PARAMETER(P)
Definition: ntbasedef.h:317
_In_ ULONG _In_ ULONG Offset
Definition: ntddpcm.h:101
_In_ ULONG _In_ ULONG _In_ ULONG Length
Definition: ntddpcm.h:102
@ NotificationEvent
BOOLEAN NTAPI CcCopyWrite(IN PFILE_OBJECT FileObject, IN PLARGE_INTEGER FileOffset, IN ULONG Length, IN BOOLEAN Wait, IN PVOID Buffer)
Definition: copysup.c:129
BOOLEAN NTAPI CcCopyRead(IN PFILE_OBJECT FileObject, IN PLARGE_INTEGER FileOffset, IN ULONG Length, IN BOOLEAN Wait, OUT PVOID Buffer, OUT PIO_STATUS_BLOCK IoStatus)
Definition: copysup.c:43
#define IoCompleteRequest
Definition: irp.c:1240
#define STATUS_PENDING
Definition: ntstatus.h:82
#define STATUS_NOT_SUPPORTED
Definition: ntstatus.h:423
#define STATUS_NOT_IMPLEMENTED
Definition: ntstatus.h:239
#define L(x)
Definition: ntvdm.h:50
#define FileStandardInformation
Definition: propsheet.cpp:61
#define _SEH2_GetExceptionCode()
Definition: pseh2_64.h:165
#define _SEH2_EXCEPT(...)
Definition: pseh2_64.h:66
#define _SEH2_YIELD(__stmt)
Definition: pseh2_64.h:168
#define IRP_MJ_READ
Definition: rdpdr.c:46
#define IRP_MJ_WRITE
Definition: rdpdr.c:47
#define IRP_MJ_SET_INFORMATION
Definition: rdpdr.c:49
#define IRP_MJ_CREATE
Definition: rdpdr.c:44
#define IRP_MJ_QUERY_INFORMATION
Definition: rdpdr.c:48
#define STATUS_END_OF_FILE
Definition: shellext.h:67
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Definition: shellext.h:65
#define STATUS_BUFFER_OVERFLOW
Definition: shellext.h:66
#define DPRINT
Definition: sndvol32.h:73
PFAST_IO_QUERY_STANDARD_INFO FastIoQueryStandardInfo
Definition: iotypes.h:1738
PFAST_IO_WRITE FastIoWrite
Definition: iotypes.h:1736
PFAST_IO_READ FastIoRead
Definition: iotypes.h:1735
SECTION_OBJECT_POINTERS SectionObjectPointers
Definition: ntfs.h:518
FSRTL_ADVANCED_FCB_HEADER Header
Definition: cdstruc.h:925
PFILE_OBJECT FileObject
Definition: ntfs.h:520
LARGE_INTEGER AllocationSize
Definition: propsheet.cpp:54
SECTION_OBJECT_POINTERS SectionObjectPointers
FAST_MUTEX HeaderMutex
FSRTL_ADVANCED_FCB_HEADER Header
#define LL
Definition: tui.h:167
#define RTL_CONSTANT_STRING(s)
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const uint16_t * PCWSTR
Definition: typedefs.h:57
#define NTAPI
Definition: typedefs.h:36
int32_t INT
Definition: typedefs.h:58
#define RtlZeroMemory(Destination, Length)
Definition: typedefs.h:262
uint32_t ULONG
Definition: typedefs.h:59
LONGLONG QuadPart
Definition: typedefs.h:114
_In_ PDEVICE_OBJECT DeviceObject
Definition: wdfdevice.h:2055
_In_ WDFREQUEST _In_ WDFFILEOBJECT FileObject
Definition: wdfdevice.h:550
_Must_inspect_result_ _In_ WDFDEVICE _In_ DEVICE_REGISTRY_PROPERTY _In_ ULONG BufferLength
Definition: wdfdevice.h:3771
_Must_inspect_result_ _In_ PWDFDEVICE_INIT _In_opt_ PCUNICODE_STRING DeviceName
Definition: wdfdevice.h:3275
_In_ WDFDEVICE _In_ PVOID _In_opt_ PMDL Mdl
_In_ WDFDPC _In_ BOOLEAN Wait
Definition: wdfdpc.h:170
_Must_inspect_result_ _In_ PDRIVER_OBJECT _In_ PCUNICODE_STRING RegistryPath
Definition: wdfdriver.h:215
_Must_inspect_result_ _In_ PDRIVER_OBJECT DriverObject
Definition: wdfdriver.h:213
_Must_inspect_result_ _In_ ULONG Flags
Definition: wsk.h:170
FORCEINLINE VOID ExInitializeFastMutex(_Out_ PFAST_MUTEX FastMutex)
Definition: exfuncs.h:274
FAST_MUTEX
Definition: extypes.h:17
#define IO_NO_INCREMENT
Definition: iotypes.h:598
#define IRP_PAGING_IO
* PFILE_OBJECT
Definition: iotypes.h:1998
#define IRP_NOCACHE
#define IRP_MJ_CLEANUP
@ Executive
Definition: ketypes.h:415
@ IoWriteAccess
Definition: ketypes.h:864
#define MmGetSystemAddressForMdlSafe(_Mdl, _Priority)
#define MDL_PAGES_LOCKED
Definition: mmtypes.h:19
#define MDL_IO_PAGE_READ
Definition: mmtypes.h:24
#define MDL_SOURCE_IS_NONPAGED_POOL
Definition: mmtypes.h:20
__wchar_t WCHAR
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