2 * PROJECT: ReactOS kernel-mode tests
3 * LICENSE: LGPLv2.1+ - See COPYING.LIB in the top level directory
4 * PURPOSE: Test driver for CcMapData function
5 * PROGRAMMER: Pierre Schweitzer <pierre@reactos.org>
13 #define IOCTL_START_TEST 1
14 #define IOCTL_FINISH_TEST 2
16 typedef struct _TEST_FCB
18 FSRTL_ADVANCED_FCB_HEADER Header
;
19 SECTION_OBJECT_POINTERS SectionObjectPointers
;
20 FAST_MUTEX HeaderMutex
;
21 } TEST_FCB
, *PTEST_FCB
;
23 typedef struct _TEST_CONTEXT
28 } TEST_CONTEXT
, *PTEST_CONTEXT
;
30 static ULONG TestTestId
= -1;
31 static PFILE_OBJECT TestFileObject
;
32 static PDEVICE_OBJECT TestDeviceObject
;
33 static KMT_IRP_HANDLER TestIrpHandler
;
34 static KMT_MESSAGE_HANDLER TestMessageHandler
;
38 _In_ PDRIVER_OBJECT DriverObject
,
39 _In_ PCUNICODE_STRING RegistryPath
,
40 _Out_ PCWSTR
*DeviceName
,
43 NTSTATUS Status
= STATUS_SUCCESS
;
47 UNREFERENCED_PARAMETER(RegistryPath
);
49 *DeviceName
= L
"CcMapData";
50 *Flags
= TESTENTRY_NO_EXCLUSIVE_DEVICE
|
51 TESTENTRY_BUFFERED_IO_DEVICE
|
52 TESTENTRY_NO_READONLY_DEVICE
;
54 KmtRegisterIrpHandler(IRP_MJ_READ
, NULL
, TestIrpHandler
);
55 KmtRegisterMessageHandler(0, NULL
, TestMessageHandler
);
63 _In_ PDRIVER_OBJECT DriverObject
)
102 static CACHE_MANAGER_CALLBACKS Callbacks
= {
104 ReleaseFromLazyWrite
,
106 ReleaseFromReadAhead
,
109 static CC_FILE_SIZES FileSizes
= {
110 RTL_CONSTANT_LARGE_INTEGER((LONGLONG
)0x4000), // .AllocationSize
111 RTL_CONSTANT_LARGE_INTEGER((LONGLONG
)0x4000), // .FileSize
112 RTL_CONSTANT_LARGE_INTEGER((LONGLONG
)0x4000) // .ValidDataLength
117 MapAndLockUserBuffer(
119 _In_ ULONG BufferLength
)
123 if (Irp
->MdlAddress
== NULL
)
125 Mdl
= IoAllocateMdl(Irp
->UserBuffer
, BufferLength
, FALSE
, FALSE
, Irp
);
133 MmProbeAndLockPages(Mdl
, Irp
->RequestorMode
, IoWriteAccess
);
135 _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER
)
138 Irp
->MdlAddress
= NULL
;
139 _SEH2_YIELD(return NULL
);
144 return MmGetSystemAddressForMdlSafe(Irp
->MdlAddress
, NormalPagePriority
);
150 MapInAnotherThread(IN PVOID Context
)
155 LARGE_INTEGER Offset
;
156 PTEST_CONTEXT TestContext
;
158 ok(TestFileObject
!= NULL
, "Called in invalid context!\n");
159 ok_eq_ulong(TestTestId
, 3);
161 TestContext
= Context
;
162 ok(TestContext
!= NULL
, "Called in invalid context!\n");
163 ok(TestContext
->Bcb
!= NULL
, "Called in invalid context!\n");
164 ok(TestContext
->Buffer
!= NULL
, "Called in invalid context!\n");
165 ok(TestContext
->Length
!= 0, "Called in invalid context!\n");
168 Offset
.QuadPart
= 0x1000;
170 Ret
= CcMapData(TestFileObject
, &Offset
, TestContext
->Length
, MAP_WAIT
, &Bcb
, (PVOID
*)&Buffer
);
171 KmtEndSeh(STATUS_SUCCESS
);
173 if (!skip(Ret
== TRUE
, "CcMapData failed\n"))
175 ok_eq_pointer(Bcb
, TestContext
->Bcb
);
176 ok_eq_pointer(Buffer
, TestContext
->Buffer
);
182 Ret
= CcPinRead(TestFileObject
, &Offset
, TestContext
->Length
, 0, &Bcb
, (PVOID
*)&Buffer
);
183 KmtEndSeh(STATUS_SUCCESS
);
185 if (!skip(Ret
== TRUE
, "CcPinRead failed\n"))
187 ok(Bcb
!= TestContext
->Bcb
, "Returned same BCB!\n");
188 ok_eq_pointer(Buffer
, TestContext
->Buffer
);
194 Ret
= CcPinRead(TestFileObject
, &Offset
, TestContext
->Length
, PIN_IF_BCB
, &Bcb
, (PVOID
*)&Buffer
);
195 KmtEndSeh(STATUS_SUCCESS
);
196 ok(Ret
== FALSE
, "CcPinRead succeed\n");
204 Ret
= CcPinRead(TestFileObject
, &Offset
, TestContext
->Length
, PIN_EXCLUSIVE
, &Bcb
, (PVOID
*)&Buffer
);
205 KmtEndSeh(STATUS_SUCCESS
);
207 if (!skip(Ret
== TRUE
, "CcPinRead failed\n"))
209 ok(Bcb
!= TestContext
->Bcb
, "Returned same BCB!\n");
210 ok_eq_pointer(Buffer
, TestContext
->Buffer
);
215 Offset
.QuadPart
= 0x1500;
216 TestContext
->Length
-= 0x500;
219 Ret
= CcMapData(TestFileObject
, &Offset
, TestContext
->Length
, MAP_WAIT
, &Bcb
, (PVOID
*)&Buffer
);
220 KmtEndSeh(STATUS_SUCCESS
);
222 if (!skip(Ret
== TRUE
, "CcMapData failed\n"))
224 ok_eq_pointer(Bcb
, TestContext
->Bcb
);
225 ok_eq_pointer(Buffer
, (PVOID
)((ULONG_PTR
)TestContext
->Buffer
+ 0x500));
237 PDEVICE_OBJECT DeviceObject
)
243 LARGE_INTEGER Offset
;
245 ok_eq_pointer(TestFileObject
, NULL
);
246 ok_eq_pointer(TestDeviceObject
, NULL
);
247 ok_eq_ulong(TestTestId
, -1);
249 TestDeviceObject
= DeviceObject
;
251 TestFileObject
= IoCreateStreamFileObject(NULL
, DeviceObject
);
252 if (!skip(TestFileObject
!= NULL
, "Failed to allocate FO\n"))
254 Fcb
= ExAllocatePool(NonPagedPool
, sizeof(TEST_FCB
));
255 if (!skip(Fcb
!= NULL
, "ExAllocatePool failed\n"))
257 RtlZeroMemory(Fcb
, sizeof(TEST_FCB
));
258 ExInitializeFastMutex(&Fcb
->HeaderMutex
);
259 FsRtlSetupAdvancedHeader(&Fcb
->Header
, &Fcb
->HeaderMutex
);
261 TestFileObject
->FsContext
= Fcb
;
262 TestFileObject
->SectionObjectPointer
= &Fcb
->SectionObjectPointers
;
265 CcInitializeCacheMap(TestFileObject
, &FileSizes
, FALSE
, &Callbacks
, NULL
);
266 KmtEndSeh(STATUS_SUCCESS
);
268 if (!skip(CcIsFileCached(TestFileObject
) == TRUE
, "CcInitializeCacheMap failed\n"))
273 Offset
.QuadPart
= TestId
* 0x1000;
275 Ret
= CcMapData(TestFileObject
, &Offset
, FileSizes
.FileSize
.QuadPart
- Offset
.QuadPart
, MAP_WAIT
, &Bcb
, (PVOID
*)&Buffer
);
276 KmtEndSeh(STATUS_SUCCESS
);
278 if (!skip(Ret
== TRUE
, "CcMapData failed\n"))
280 ok_eq_ulong(Buffer
[(0x3000 - TestId
* 0x1000) / sizeof(ULONG
)], 0xDEADBABE);
285 else if (TestId
== 3)
287 PTEST_CONTEXT TestContext
;
289 TestContext
= ExAllocatePool(NonPagedPool
, sizeof(TEST_CONTEXT
));
290 if (!skip(Fcb
!= NULL
, "ExAllocatePool failed\n"))
293 Offset
.QuadPart
= 0x1000;
295 Ret
= CcMapData(TestFileObject
, &Offset
, FileSizes
.FileSize
.QuadPart
- Offset
.QuadPart
, MAP_WAIT
, &TestContext
->Bcb
, &TestContext
->Buffer
);
296 KmtEndSeh(STATUS_SUCCESS
);
298 if (!skip(Ret
== TRUE
, "CcMapData failed\n"))
300 PKTHREAD ThreadHandle
;
303 /* FIXME: Should be fixed, will fail under certains conditions */
304 ok(TestContext
->Buffer
> (PVOID
)0xC1000000 && TestContext
->Buffer
< (PVOID
)0xDCFFFFFF,
305 "Buffer %p not mapped in system space\n", TestContext
->Buffer
);
308 ok(TestContext
->Buffer
> (PVOID
)0xFFFFF98000000000 && TestContext
->Buffer
< (PVOID
)0xFFFFFA8000000000,
309 "Buffer %p not mapped in system space\n", TestContext
->Buffer
);
311 skip(FALSE
, "System space mapping not defined\n");
315 TestContext
->Length
= FileSizes
.FileSize
.QuadPart
- Offset
.QuadPart
;
316 ThreadHandle
= KmtStartThread(MapInAnotherThread
, TestContext
);
317 KmtFinishThread(ThreadHandle
, NULL
);
319 TestContext
->Length
= FileSizes
.FileSize
.QuadPart
- 2 * Offset
.QuadPart
;
320 ThreadHandle
= KmtStartThread(MapInAnotherThread
, TestContext
);
321 KmtFinishThread(ThreadHandle
, NULL
);
323 CcUnpinData(TestContext
->Bcb
);
326 ExFreePool(TestContext
);
329 else if (TestId
== 4)
333 Offset
.QuadPart
= FileSizes
.FileSize
.QuadPart
+ 0x1000;
336 Ret
= CcMapData(TestFileObject
, &Offset
, 0x1000, 0, &Bcb
, (PVOID
*)&Buffer
);
337 KmtEndSeh(STATUS_SUCCESS
);
338 ok(Ret
== FALSE
, "CcMapData succeed\n");
345 /* Map a VACB after EOF */
347 Offset
.QuadPart
= FileSizes
.FileSize
.QuadPart
+ 0x1000 + VACB_MAPPING_GRANULARITY
;
350 Ret
= CcMapData(TestFileObject
, &Offset
, 0x1000, 0, &Bcb
, (PVOID
*)&Buffer
);
351 KmtEndSeh(STATUS_ACCESS_VIOLATION
);
352 ok(Ret
== FALSE
, "CcMapData succeed\n");
359 /* Map more than a VACB */
361 Offset
.QuadPart
= 0x0;
364 Ret
= CcMapData(TestFileObject
, &Offset
, 0x1000 + VACB_MAPPING_GRANULARITY
, 0, &Bcb
, (PVOID
*)&Buffer
);
365 KmtEndSeh(STATUS_SUCCESS
);
366 ok(Ret
== FALSE
, "CcMapData succeed\n");
383 PDEVICE_OBJECT DeviceObject
)
385 LARGE_INTEGER Zero
= RTL_CONSTANT_LARGE_INTEGER(0LL);
386 CACHE_UNINITIALIZE_EVENT CacheUninitEvent
;
388 ok_eq_pointer(TestDeviceObject
, DeviceObject
);
389 ok_eq_ulong(TestTestId
, TestId
);
391 if (!skip(TestFileObject
!= NULL
, "No test FO\n"))
393 if (CcIsFileCached(TestFileObject
))
395 KeInitializeEvent(&CacheUninitEvent
.Event
, NotificationEvent
, FALSE
);
396 CcUninitializeCacheMap(TestFileObject
, &Zero
, &CacheUninitEvent
);
397 KeWaitForSingleObject(&CacheUninitEvent
.Event
, Executive
, KernelMode
, FALSE
, NULL
);
400 if (TestFileObject
->FsContext
!= NULL
)
402 ExFreePool(TestFileObject
->FsContext
);
403 TestFileObject
->FsContext
= NULL
;
404 TestFileObject
->SectionObjectPointer
= NULL
;
407 ObDereferenceObject(TestFileObject
);
410 TestFileObject
= NULL
;
411 TestDeviceObject
= NULL
;
419 _In_ PDEVICE_OBJECT DeviceObject
,
420 _In_ ULONG ControlCode
,
421 _In_opt_ PVOID Buffer
,
422 _In_ SIZE_T InLength
,
423 _Inout_ PSIZE_T OutLength
)
425 NTSTATUS Status
= STATUS_SUCCESS
;
427 FsRtlEnterFileSystem();
431 case IOCTL_START_TEST
:
432 ok_eq_ulong((ULONG
)InLength
, sizeof(ULONG
));
433 PerformTest(*(PULONG
)Buffer
, DeviceObject
);
436 case IOCTL_FINISH_TEST
:
437 ok_eq_ulong((ULONG
)InLength
, sizeof(ULONG
));
438 CleanupTest(*(PULONG
)Buffer
, DeviceObject
);
442 Status
= STATUS_NOT_IMPLEMENTED
;
446 FsRtlExitFileSystem();
454 _In_ PDEVICE_OBJECT DeviceObject
,
456 _In_ PIO_STACK_LOCATION IoStack
)
462 DPRINT("IRP %x/%x\n", IoStack
->MajorFunction
, IoStack
->MinorFunction
);
463 ASSERT(IoStack
->MajorFunction
== IRP_MJ_READ
);
465 FsRtlEnterFileSystem();
467 Status
= STATUS_NOT_SUPPORTED
;
468 Irp
->IoStatus
.Information
= 0;
470 if (IoStack
->MajorFunction
== IRP_MJ_READ
)
475 LARGE_INTEGER Offset
;
477 Offset
= IoStack
->Parameters
.Read
.ByteOffset
;
478 Length
= IoStack
->Parameters
.Read
.Length
;
480 ok_eq_pointer(DeviceObject
, TestDeviceObject
);
481 ok_eq_pointer(IoStack
->FileObject
, TestFileObject
);
483 ok(FlagOn(Irp
->Flags
, IRP_NOCACHE
), "Not coming from Cc\n");
486 ok((Offset
.QuadPart
% PAGE_SIZE
== 0 || Offset
.QuadPart
== 0), "Offset is not aligned: %I64i\n", Offset
.QuadPart
);
487 ok(Length
% PAGE_SIZE
== 0, "Length is not aligned: %I64i\n", Length
);
489 ok(Irp
->AssociatedIrp
.SystemBuffer
== NULL
, "A SystemBuffer was allocated!\n");
490 Buffer
= MapAndLockUserBuffer(Irp
, Length
);
491 ok(Buffer
!= NULL
, "Null pointer!\n");
492 RtlFillMemory(Buffer
, Length
, 0xBA);
494 Status
= STATUS_SUCCESS
;
495 if (Offset
.QuadPart
<= 0x3000 && Offset
.QuadPart
+ Length
> 0x3000)
497 *(PULONG
)((ULONG_PTR
)Buffer
+ (ULONG_PTR
)(0x3000 - Offset
.QuadPart
)) = 0xDEADBABE;
500 Mdl
= Irp
->MdlAddress
;
501 ok(Mdl
!= NULL
, "Null pointer for MDL!\n");
502 ok((Mdl
->MdlFlags
& MDL_PAGES_LOCKED
) != 0, "MDL not locked\n");
503 ok((Mdl
->MdlFlags
& MDL_SOURCE_IS_NONPAGED_POOL
) == 0, "MDL from non paged\n");
504 ok((Mdl
->MdlFlags
& MDL_IO_PAGE_READ
) != 0, "Non paging IO\n");
505 ok((Irp
->Flags
& IRP_PAGING_IO
) != 0, "Non paging IO\n");
507 Irp
->IoStatus
.Information
= Length
;
510 if (Status
== STATUS_PENDING
)
512 IoMarkIrpPending(Irp
);
513 IoCompleteRequest(Irp
, IO_NO_INCREMENT
);
514 Status
= STATUS_PENDING
;
518 Irp
->IoStatus
.Status
= Status
;
519 IoCompleteRequest(Irp
, IO_NO_INCREMENT
);
522 FsRtlExitFileSystem();