Intravision/reactos
1
0
Fork 0
mirror of https://github.com/reactos/reactos.git synced 2024-06-27 00:11:35 +00:00
Code Issues Packages Projects Releases Wiki Activity

[KMTESTS:CC] Add a test showing our CcPinMappedData() implementation is broken

Browse source
This commit is contained in:
Pierre Schweitzer 2018-10-13 14:23:38 +02:00
parent ef202724d8
commit 45231fbbc5
No known key found for this signature in database
GPG key ID: 7545556C3D585B0B
5 changed files with 416 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

1
modules/rostests/kmtests/CMakeLists.txt
View file

@ -137,6 +137,7 @@ list(APPEND KMTEST_SOURCE
kernel32/FindFile_user.c
ntos_cc/CcCopyRead_user.c
ntos_cc/CcMapData_user.c
ntos_cc/CcPinMappedData_user.c
ntos_cc/CcPinRead_user.c
ntos_io/IoCreateFile_user.c
ntos_io/IoDeviceObject_user.c

2
modules/rostests/kmtests/kmtest/testlist.c
View file

@ -8,6 +8,7 @@
KMT_TESTFUNC Test_CcCopyRead;
KMT_TESTFUNC Test_CcMapData;
KMT_TESTFUNC Test_CcPinMappedData;
KMT_TESTFUNC Test_CcPinRead;
KMT_TESTFUNC Test_Example;
KMT_TESTFUNC Test_FileAttributes;
@ -38,6 +39,7 @@ const KMT_TEST TestList[] =
{
{ "CcCopyRead", Test_CcCopyRead },
{ "CcMapData", Test_CcMapData },
{ "CcPinMappedData", Test_CcPinMappedData },
{ "CcPinRead", Test_CcPinRead },
{ "-Example", Test_Example },
{ "FileAttributes", Test_FileAttributes },

15
modules/rostests/kmtests/ntos_cc/CMakeLists.txt
View file

@ -31,6 +31,21 @@ add_target_compile_definitions(ccmapdata_drv KMT_STANDALONE_DRIVER)
#add_pch(ccmapdata_drv ../include/kmt_test.h)
add_rostests_file(TARGET ccmapdata_drv)
#
# CcPinMappedData
#
list(APPEND CCPINMAPPEDDATA_DRV_SOURCE
../kmtest_drv/kmtest_standalone.c
CcPinMappedData_drv.c)
add_library(ccpinmappeddata_drv SHARED ${CCPINMAPPEDDATA_DRV_SOURCE})
set_module_type(ccpinmappeddata_drv kernelmodedriver)
target_link_libraries(ccpinmappeddata_drv kmtest_printf ${PSEH_LIB})
add_importlibs(ccpinmappeddata_drv ntoskrnl hal)
add_target_compile_definitions(ccpinmappeddata_drv KMT_STANDALONE_DRIVER)
#add_pch(ccpinmappeddata_drv ../include/kmt_test.h)
add_rostests_file(TARGET ccpinmappeddata_drv)
#
# CcPinRead
#

366
modules/rostests/kmtests/ntos_cc/CcPinMappedData_drv.c Normal file
View file

@ -0,0 +1,366 @@
/*
* PROJECT: ReactOS kernel-mode tests
* LICENSE: LGPLv2.1+ - See COPYING.LIB in the top level directory
* PURPOSE: Test driver for CcPinMappedData function
* PROGRAMMER: Pierre Schweitzer <pierre@reactos.org>
*/
#include <kmt_test.h>
#define NDEBUG
#include <debug.h>
#define IOCTL_START_TEST 1
#define IOCTL_FINISH_TEST 2
typedef struct _TEST_FCB
{
FSRTL_ADVANCED_FCB_HEADER Header;
SECTION_OBJECT_POINTERS SectionObjectPointers;
FAST_MUTEX HeaderMutex;
} TEST_FCB, *PTEST_FCB;
typedef struct _TEST_CONTEXT
{
PVOID Bcb;
PVOID Buffer;
ULONG Length;
} TEST_CONTEXT, *PTEST_CONTEXT;
static ULONG TestTestId = -1;
static PFILE_OBJECT TestFileObject;
static PDEVICE_OBJECT TestDeviceObject;
static KMT_IRP_HANDLER TestIrpHandler;
static KMT_MESSAGE_HANDLER TestMessageHandler;
NTSTATUS
TestEntry(
_In_ PDRIVER_OBJECT DriverObject,
_In_ PCUNICODE_STRING RegistryPath,
_Out_ PCWSTR *DeviceName,
_Inout_ INT *Flags)
{
NTSTATUS Status = STATUS_SUCCESS;
PAGED_CODE();
UNREFERENCED_PARAMETER(RegistryPath);
*DeviceName = L"CcPinMappedData";
*Flags = TESTENTRY_NO_EXCLUSIVE_DEVICE |
TESTENTRY_BUFFERED_IO_DEVICE |
TESTENTRY_NO_READONLY_DEVICE;
KmtRegisterIrpHandler(IRP_MJ_READ, NULL, TestIrpHandler);
KmtRegisterMessageHandler(0, NULL, TestMessageHandler);
return Status;
}
VOID
TestUnload(
_In_ PDRIVER_OBJECT DriverObject)
{
PAGED_CODE();
}
BOOLEAN
NTAPI
AcquireForLazyWrite(
_In_ PVOID Context,
_In_ BOOLEAN Wait)
{
return TRUE;
}
VOID
NTAPI
ReleaseFromLazyWrite(
_In_ PVOID Context)
{
return;
}
BOOLEAN
NTAPI
AcquireForReadAhead(
_In_ PVOID Context,
_In_ BOOLEAN Wait)
{
return TRUE;
}
VOID
NTAPI
ReleaseFromReadAhead(
_In_ PVOID Context)
{
return;
}
static CACHE_MANAGER_CALLBACKS Callbacks = {
AcquireForLazyWrite,
ReleaseFromLazyWrite,
AcquireForReadAhead,
ReleaseFromReadAhead,
};
static CC_FILE_SIZES FileSizes = {
RTL_CONSTANT_LARGE_INTEGER((LONGLONG)0x4000), // .AllocationSize
RTL_CONSTANT_LARGE_INTEGER((LONGLONG)0x4000), // .FileSize
RTL_CONSTANT_LARGE_INTEGER((LONGLONG)0x4000) // .ValidDataLength
};
static
PVOID
MapAndLockUserBuffer(
_In_ _Out_ PIRP Irp,
_In_ ULONG BufferLength)
{
PMDL Mdl;
if (Irp->MdlAddress == NULL)
{
Mdl = IoAllocateMdl(Irp->UserBuffer, BufferLength, FALSE, FALSE, Irp);
if (Mdl == NULL)
{
return NULL;
}
_SEH2_TRY
{
MmProbeAndLockPages(Mdl, Irp->RequestorMode, IoWriteAccess);
}
_SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
{
IoFreeMdl(Mdl);
Irp->MdlAddress = NULL;
_SEH2_YIELD(return NULL);
}
_SEH2_END;
}
return MmGetSystemAddressForMdlSafe(Irp->MdlAddress, NormalPagePriority);
}
static
VOID
PerformTest(
ULONG TestId,
PDEVICE_OBJECT DeviceObject)
{
PVOID Bcb, PinBcb;
BOOLEAN Ret;
PULONG Buffer;
PTEST_FCB Fcb;
LARGE_INTEGER Offset;
ok_eq_pointer(TestFileObject, NULL);
ok_eq_pointer(TestDeviceObject, NULL);
ok_eq_ulong(TestTestId, -1);
TestDeviceObject = DeviceObject;
TestTestId = TestId;
TestFileObject = IoCreateStreamFileObject(NULL, DeviceObject);
if (!skip(TestFileObject != NULL, "Failed to allocate FO\n"))
{
Fcb = ExAllocatePool(NonPagedPool, sizeof(TEST_FCB));
if (!skip(Fcb != NULL, "ExAllocatePool failed\n"))
{
RtlZeroMemory(Fcb, sizeof(TEST_FCB));
ExInitializeFastMutex(&Fcb->HeaderMutex);
FsRtlSetupAdvancedHeader(&Fcb->Header, &Fcb->HeaderMutex);
TestFileObject->FsContext = Fcb;
TestFileObject->SectionObjectPointer = &Fcb->SectionObjectPointers;
KmtStartSeh();
CcInitializeCacheMap(TestFileObject, &FileSizes, TRUE, &Callbacks, NULL);
KmtEndSeh(STATUS_SUCCESS);
if (!skip(CcIsFileCached(TestFileObject) == TRUE, "CcInitializeCacheMap failed\n"))
{
if (TestId == 0)
{
Ret = FALSE;
Offset.QuadPart = TestId * 0x1000;
KmtStartSeh();
Ret = CcMapData(TestFileObject, &Offset, FileSizes.FileSize.QuadPart - Offset.QuadPart, MAP_WAIT, &Bcb, (PVOID *)&Buffer);
KmtEndSeh(STATUS_SUCCESS);
if (!skip(Ret == TRUE, "CcMapData failed\n"))
{
Ret = FALSE;
PinBcb = Bcb;
ok_eq_ulong(Buffer[0x3000 / sizeof(ULONG)], 0xDEADBABE);
KmtStartSeh();
Ret = CcPinMappedData(TestFileObject, &Offset, FileSizes.FileSize.QuadPart - Offset.QuadPart, PIN_WAIT, &PinBcb);
KmtEndSeh(STATUS_SUCCESS);
if (!skip(Ret == TRUE, "CcPinMappedData failed\n"))
{
ok(Bcb != PinBcb, "Returned same BCB!\n");
ok(*(PUSHORT)PinBcb == 0x2FD, "Not a BCB: %x\n", *(PUSHORT)PinBcb);
/* Previous BCB isn't valid anymore! */
Bcb = PinBcb;
}
CcUnpinData(Bcb);
}
}
}
}
}
}
static
VOID
CleanupTest(
ULONG TestId,
PDEVICE_OBJECT DeviceObject)
{
LARGE_INTEGER Zero = RTL_CONSTANT_LARGE_INTEGER(0LL);
CACHE_UNINITIALIZE_EVENT CacheUninitEvent;
ok_eq_pointer(TestDeviceObject, DeviceObject);
ok_eq_ulong(TestTestId, TestId);
if (!skip(TestFileObject != NULL, "No test FO\n"))
{
if (CcIsFileCached(TestFileObject))
{
KeInitializeEvent(&CacheUninitEvent.Event, NotificationEvent, FALSE);
CcUninitializeCacheMap(TestFileObject, &Zero, &CacheUninitEvent);
KeWaitForSingleObject(&CacheUninitEvent.Event, Executive, KernelMode, FALSE, NULL);
}
if (TestFileObject->FsContext != NULL)
{
ExFreePool(TestFileObject->FsContext);
TestFileObject->FsContext = NULL;
TestFileObject->SectionObjectPointer = NULL;
}
ObDereferenceObject(TestFileObject);
}
TestFileObject = NULL;
TestDeviceObject = NULL;
TestTestId = -1;
}
static
NTSTATUS
TestMessageHandler(
_In_ PDEVICE_OBJECT DeviceObject,
_In_ ULONG ControlCode,
_In_opt_ PVOID Buffer,
_In_ SIZE_T InLength,
_Inout_ PSIZE_T OutLength)
{
NTSTATUS Status = STATUS_SUCCESS;
FsRtlEnterFileSystem();
switch (ControlCode)
{
case IOCTL_START_TEST:
ok_eq_ulong((ULONG)InLength, sizeof(ULONG));
PerformTest(*(PULONG)Buffer, DeviceObject);
break;
case IOCTL_FINISH_TEST:
ok_eq_ulong((ULONG)InLength, sizeof(ULONG));
CleanupTest(*(PULONG)Buffer, DeviceObject);
break;
default:
Status = STATUS_NOT_IMPLEMENTED;
break;
}
FsRtlExitFileSystem();
return Status;
}
static
NTSTATUS
TestIrpHandler(
_In_ PDEVICE_OBJECT DeviceObject,
_In_ PIRP Irp,
_In_ PIO_STACK_LOCATION IoStack)
{
NTSTATUS Status;
PAGED_CODE();
DPRINT("IRP %x/%x\n", IoStack->MajorFunction, IoStack->MinorFunction);
ASSERT(IoStack->MajorFunction == IRP_MJ_READ);
FsRtlEnterFileSystem();
Status = STATUS_NOT_SUPPORTED;
Irp->IoStatus.Information = 0;
if (IoStack->MajorFunction == IRP_MJ_READ)
{
PMDL Mdl;
ULONG Length;
PVOID Buffer;
LARGE_INTEGER Offset;
Offset = IoStack->Parameters.Read.ByteOffset;
Length = IoStack->Parameters.Read.Length;
ok_eq_pointer(DeviceObject, TestDeviceObject);
ok_eq_pointer(IoStack->FileObject, TestFileObject);
ok(FlagOn(Irp->Flags, IRP_NOCACHE), "Not coming from Cc\n");
ok_irql(APC_LEVEL);
ok((Offset.QuadPart % PAGE_SIZE == 0 || Offset.QuadPart == 0), "Offset is not aligned: %I64i\n", Offset.QuadPart);
ok(Length % PAGE_SIZE == 0, "Length is not aligned: %I64i\n", Length);
ok(Irp->AssociatedIrp.SystemBuffer == NULL, "A SystemBuffer was allocated!\n");
Buffer = MapAndLockUserBuffer(Irp, Length);
ok(Buffer != NULL, "Null pointer!\n");
RtlFillMemory(Buffer, Length, 0xBA);
Status = STATUS_SUCCESS;
if (Offset.QuadPart <= 0x3000 && Offset.QuadPart + Length > 0x3000)
{
*(PULONG)((ULONG_PTR)Buffer + (ULONG_PTR)(0x3000 - Offset.QuadPart)) = 0xDEADBABE;
}
Mdl = Irp->MdlAddress;
ok(Mdl != NULL, "Null pointer for MDL!\n");
ok((Mdl->MdlFlags & MDL_PAGES_LOCKED) != 0, "MDL not locked\n");
ok((Mdl->MdlFlags & MDL_SOURCE_IS_NONPAGED_POOL) == 0, "MDL from non paged\n");
ok((Mdl->MdlFlags & MDL_IO_PAGE_READ) != 0, "Non paging IO\n");
ok((Irp->Flags & IRP_PAGING_IO) != 0, "Non paging IO\n");
Irp->IoStatus.Information = Length;
}
if (Status == STATUS_PENDING)
{
IoMarkIrpPending(Irp);
IoCompleteRequest(Irp, IO_NO_INCREMENT);
Status = STATUS_PENDING;
}
else
{
Irp->IoStatus.Status = Status;
IoCompleteRequest(Irp, IO_NO_INCREMENT);
}
FsRtlExitFileSystem();
return Status;
}

32
modules/rostests/kmtests/ntos_cc/CcPinMappedData_user.c Normal file
View file

@ -0,0 +1,32 @@
/*
* PROJECT: ReactOS kernel-mode tests
* LICENSE: GPLv2+ - See COPYING in the top level directory
* PURPOSE: Kernel-Mode Test Suite CcPinMappedData test user-mode part
* PROGRAMMER: Pierre Schweitzer <pierre@reactos.org>
*/
#include <kmt_test.h>
#define IOCTL_START_TEST 1
#define IOCTL_FINISH_TEST 2
START_TEST(CcPinMappedData)
{
DWORD Ret;
ULONG TestId;
KmtLoadDriver(L"CcPinMappedData", FALSE);
KmtOpenDriver();
/* 1 basic test */
for (TestId = 0; TestId < 1; ++TestId)
{
Ret = KmtSendUlongToDriver(IOCTL_START_TEST, TestId);
ok(Ret == ERROR_SUCCESS, "KmtSendUlongToDriver failed: %lx\n", Ret);
Ret = KmtSendUlongToDriver(IOCTL_FINISH_TEST, TestId);
ok(Ret == ERROR_SUCCESS, "KmtSendUlongToDriver failed: %lx\n", Ret);
}
KmtCloseDriver();
KmtUnloadDriver();
}