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
);
188 PDEVICE_OBJECT DeviceObject
)
194 LARGE_INTEGER Offset
;
196 ok_eq_pointer(TestFileObject
, NULL
);
197 ok_eq_pointer(TestDeviceObject
, NULL
);
198 ok_eq_ulong(TestTestId
, -1);
200 TestDeviceObject
= DeviceObject
;
202 TestFileObject
= IoCreateStreamFileObject(NULL
, DeviceObject
);
203 if (!skip(TestFileObject
!= NULL
, "Failed to allocate FO\n"))
205 Fcb
= ExAllocatePool(NonPagedPool
, sizeof(TEST_FCB
));
206 if (!skip(Fcb
!= NULL
, "ExAllocatePool failed\n"))
208 RtlZeroMemory(Fcb
, sizeof(TEST_FCB
));
209 ExInitializeFastMutex(&Fcb
->HeaderMutex
);
210 FsRtlSetupAdvancedHeader(&Fcb
->Header
, &Fcb
->HeaderMutex
);
212 TestFileObject
->FsContext
= Fcb
;
213 TestFileObject
->SectionObjectPointer
= &Fcb
->SectionObjectPointers
;
216 CcInitializeCacheMap(TestFileObject
, &FileSizes
, FALSE
, &Callbacks
, NULL
);
217 KmtEndSeh(STATUS_SUCCESS
);
219 if (!skip(CcIsFileCached(TestFileObject
) == TRUE
, "CcInitializeCacheMap failed\n"))
224 Offset
.QuadPart
= TestId
* 0x1000;
226 Ret
= CcMapData(TestFileObject
, &Offset
, FileSizes
.FileSize
.QuadPart
- Offset
.QuadPart
, MAP_WAIT
, &Bcb
, (PVOID
*)&Buffer
);
227 KmtEndSeh(STATUS_SUCCESS
);
229 if (!skip(Ret
== TRUE
, "CcMapData failed\n"))
231 ok_eq_ulong(Buffer
[(0x3000 - TestId
* 0x1000) / sizeof(ULONG
)], 0xDEADBABE);
236 else if (TestId
== 3)
238 PTEST_CONTEXT TestContext
;
240 TestContext
= ExAllocatePool(NonPagedPool
, sizeof(TEST_CONTEXT
));
241 if (!skip(Fcb
!= NULL
, "ExAllocatePool failed\n"))
244 Offset
.QuadPart
= 0x1000;
246 Ret
= CcMapData(TestFileObject
, &Offset
, FileSizes
.FileSize
.QuadPart
- Offset
.QuadPart
, MAP_WAIT
, &TestContext
->Bcb
, &TestContext
->Buffer
);
247 KmtEndSeh(STATUS_SUCCESS
);
249 if (!skip(Ret
== TRUE
, "CcMapData failed\n"))
251 PKTHREAD ThreadHandle
;
254 /* FIXME: Should be fixed, will fail under certains conditions */
255 ok(TestContext
->Buffer
> (PVOID
)0xC1000000 && TestContext
->Buffer
< (PVOID
)0xDCFFFFFF,
256 "Buffer %p not mapped in system space\n", TestContext
->Buffer
);
259 ok(TestContext
->Buffer
> (PVOID
)0xFFFFF98000000000 && TestContext
->Buffer
< (PVOID
)0xFFFFFA8000000000,
260 "Buffer %p not mapped in system space\n", TestContext
->Buffer
);
262 skip(FALSE
, "System space mapping not defined\n");
266 TestContext
->Length
= FileSizes
.FileSize
.QuadPart
- Offset
.QuadPart
;
267 ThreadHandle
= KmtStartThread(MapInAnotherThread
, TestContext
);
268 KmtFinishThread(ThreadHandle
, NULL
);
270 TestContext
->Length
= FileSizes
.FileSize
.QuadPart
- 2 * Offset
.QuadPart
;
271 ThreadHandle
= KmtStartThread(MapInAnotherThread
, TestContext
);
272 KmtFinishThread(ThreadHandle
, NULL
);
274 CcUnpinData(TestContext
->Bcb
);
277 ExFreePool(TestContext
);
290 PDEVICE_OBJECT DeviceObject
)
292 LARGE_INTEGER Zero
= RTL_CONSTANT_LARGE_INTEGER(0LL);
293 CACHE_UNINITIALIZE_EVENT CacheUninitEvent
;
295 ok_eq_pointer(TestDeviceObject
, DeviceObject
);
296 ok_eq_ulong(TestTestId
, TestId
);
298 if (!skip(TestFileObject
!= NULL
, "No test FO\n"))
300 if (CcIsFileCached(TestFileObject
))
302 KeInitializeEvent(&CacheUninitEvent
.Event
, NotificationEvent
, FALSE
);
303 CcUninitializeCacheMap(TestFileObject
, &Zero
, &CacheUninitEvent
);
304 KeWaitForSingleObject(&CacheUninitEvent
.Event
, Executive
, KernelMode
, FALSE
, NULL
);
307 if (TestFileObject
->FsContext
!= NULL
)
309 ExFreePool(TestFileObject
->FsContext
);
310 TestFileObject
->FsContext
= NULL
;
311 TestFileObject
->SectionObjectPointer
= NULL
;
314 ObDereferenceObject(TestFileObject
);
317 TestFileObject
= NULL
;
318 TestDeviceObject
= NULL
;
326 _In_ PDEVICE_OBJECT DeviceObject
,
327 _In_ ULONG ControlCode
,
328 _In_opt_ PVOID Buffer
,
329 _In_ SIZE_T InLength
,
330 _Inout_ PSIZE_T OutLength
)
332 NTSTATUS Status
= STATUS_SUCCESS
;
334 FsRtlEnterFileSystem();
338 case IOCTL_START_TEST
:
339 ok_eq_ulong((ULONG
)InLength
, sizeof(ULONG
));
340 PerformTest(*(PULONG
)Buffer
, DeviceObject
);
343 case IOCTL_FINISH_TEST
:
344 ok_eq_ulong((ULONG
)InLength
, sizeof(ULONG
));
345 CleanupTest(*(PULONG
)Buffer
, DeviceObject
);
349 Status
= STATUS_NOT_IMPLEMENTED
;
353 FsRtlExitFileSystem();
361 _In_ PDEVICE_OBJECT DeviceObject
,
363 _In_ PIO_STACK_LOCATION IoStack
)
369 DPRINT("IRP %x/%x\n", IoStack
->MajorFunction
, IoStack
->MinorFunction
);
370 ASSERT(IoStack
->MajorFunction
== IRP_MJ_READ
);
372 FsRtlEnterFileSystem();
374 Status
= STATUS_NOT_SUPPORTED
;
375 Irp
->IoStatus
.Information
= 0;
377 if (IoStack
->MajorFunction
== IRP_MJ_READ
)
382 LARGE_INTEGER Offset
;
384 Offset
= IoStack
->Parameters
.Read
.ByteOffset
;
385 Length
= IoStack
->Parameters
.Read
.Length
;
387 ok_eq_pointer(DeviceObject
, TestDeviceObject
);
388 ok_eq_pointer(IoStack
->FileObject
, TestFileObject
);
390 ok(FlagOn(Irp
->Flags
, IRP_NOCACHE
), "Not coming from Cc\n");
393 ok((Offset
.QuadPart
% PAGE_SIZE
== 0 || Offset
.QuadPart
== 0), "Offset is not aligned: %I64i\n", Offset
.QuadPart
);
394 ok(Length
% PAGE_SIZE
== 0, "Length is not aligned: %I64i\n", Length
);
396 ok(Irp
->AssociatedIrp
.SystemBuffer
== NULL
, "A SystemBuffer was allocated!\n");
397 Buffer
= MapAndLockUserBuffer(Irp
, Length
);
398 ok(Buffer
!= NULL
, "Null pointer!\n");
399 RtlFillMemory(Buffer
, Length
, 0xBA);
401 Status
= STATUS_SUCCESS
;
402 if (Offset
.QuadPart
<= 0x3000 && Offset
.QuadPart
+ Length
> 0x3000)
404 *(PULONG
)((ULONG_PTR
)Buffer
+ (ULONG_PTR
)(0x3000 - Offset
.QuadPart
)) = 0xDEADBABE;
407 Mdl
= Irp
->MdlAddress
;
408 ok(Mdl
!= NULL
, "Null pointer for MDL!\n");
409 ok((Mdl
->MdlFlags
& MDL_PAGES_LOCKED
) != 0, "MDL not locked\n");
410 ok((Mdl
->MdlFlags
& MDL_SOURCE_IS_NONPAGED_POOL
) == 0, "MDL from non paged\n");
411 ok((Mdl
->MdlFlags
& MDL_IO_PAGE_READ
) != 0, "Non paging IO\n");
412 ok((Irp
->Flags
& IRP_PAGING_IO
) != 0, "Non paging IO\n");
414 Irp
->IoStatus
.Information
= Length
;
417 if (Status
== STATUS_PENDING
)
419 IoMarkIrpPending(Irp
);
420 IoCompleteRequest(Irp
, IO_NO_INCREMENT
);
421 Status
= STATUS_PENDING
;
425 Irp
->IoStatus
.Status
= Status
;
426 IoCompleteRequest(Irp
, IO_NO_INCREMENT
);
429 FsRtlExitFileSystem();