https://git.reactos.org/?p=reactos.git;a=commitdiff;h=7375173b7fc050ce36ed57...
commit 7375173b7fc050ce36ed5796cf4d46530af87379 Author: Pierre Schweitzer pierre@reactos.org AuthorDate: Mon Dec 17 20:29:31 2018 +0100 Commit: Pierre Schweitzer pierre@reactos.org CommitDate: Mon Dec 17 20:31:24 2018 +0100
[KMTESTS:CC] Add some tests regarding small pinning size (< PAGE_SIZE)
CORE-15384 --- modules/rostests/kmtests/ntos_cc/CcPinRead_drv.c | 84 ++++++++++++++++++++++- modules/rostests/kmtests/ntos_cc/CcPinRead_user.c | 3 +- 2 files changed, 84 insertions(+), 3 deletions(-)
diff --git a/modules/rostests/kmtests/ntos_cc/CcPinRead_drv.c b/modules/rostests/kmtests/ntos_cc/CcPinRead_drv.c index c242f442a2..d6edb96d15 100644 --- a/modules/rostests/kmtests/ntos_cc/CcPinRead_drv.c +++ b/modules/rostests/kmtests/ntos_cc/CcPinRead_drv.c @@ -32,6 +32,7 @@ static PFILE_OBJECT TestFileObject; static PDEVICE_OBJECT TestDeviceObject; static KMT_IRP_HANDLER TestIrpHandler; static KMT_MESSAGE_HANDLER TestMessageHandler; +static BOOLEAN TestWriteCalled = FALSE;
NTSTATUS TestEntry( @@ -52,6 +53,7 @@ TestEntry( TESTENTRY_NO_READONLY_DEVICE;
KmtRegisterIrpHandler(IRP_MJ_READ, NULL, TestIrpHandler); + KmtRegisterIrpHandler(IRP_MJ_WRITE, NULL, TestIrpHandler); KmtRegisterMessageHandler(0, NULL, TestMessageHandler);
@@ -112,6 +114,12 @@ static CC_FILE_SIZES FileSizes = { RTL_CONSTANT_LARGE_INTEGER((LONGLONG)0x4000) // .ValidDataLength };
+static CC_FILE_SIZES SmallFileSizes = { + RTL_CONSTANT_LARGE_INTEGER((LONGLONG)512), // .AllocationSize + RTL_CONSTANT_LARGE_INTEGER((LONGLONG)496), // .FileSize + RTL_CONSTANT_LARGE_INTEGER((LONGLONG)496) // .ValidDataLength +}; + static PVOID MapAndLockUserBuffer( @@ -387,7 +395,14 @@ PerformTest( TestFileObject->SectionObjectPointer = &Fcb->SectionObjectPointers;
KmtStartSeh(); - CcInitializeCacheMap(TestFileObject, &FileSizes, PinAccess, &Callbacks, NULL); + if (TestId < 6) + { + CcInitializeCacheMap(TestFileObject, &FileSizes, PinAccess, &Callbacks, NULL); + } + else + { + CcInitializeCacheMap(TestFileObject, &SmallFileSizes, PinAccess, &Callbacks, NULL); + } KmtEndSeh(STATUS_SUCCESS);
if (!skip(CcIsFileCached(TestFileObject) == TRUE, "CcInitializeCacheMap failed\n")) @@ -541,6 +556,24 @@ PerformTest( CcUnpinData(Bcb); } } + else if (TestId == 6) + { + Ret = FALSE; + Offset.QuadPart = 0; + + KmtStartSeh(); + Ret = CcPinRead(TestFileObject, &Offset, FileSizes.FileSize.QuadPart, PIN_WAIT, &Bcb, (PVOID *)&Buffer); + KmtEndSeh(STATUS_SUCCESS); + + if (!skip(Ret == TRUE, "CcPinRead failed\n")) + { + ok_bcb(Bcb, PAGE_SIZE * 4, Offset.QuadPart); + RtlFillMemory(Buffer, 0xbd, FileSizes.FileSize.LowPart); + CcSetDirtyPinnedData(Bcb, NULL); + + CcUnpinData(Bcb); + } + } } } } @@ -575,12 +608,22 @@ CleanupTest( TestFileObject->SectionObjectPointer = NULL; }
+ if (TestTestId == 6) + { + ok_bool_true(TestWriteCalled, "Write was not called!\n"); + } + else + { + ok_bool_false(TestWriteCalled, "Write was unexpectedly called\n"); + } + ObDereferenceObject(TestFileObject); }
TestFileObject = NULL; TestDeviceObject = NULL; TestTestId = -1; + TestWriteCalled = FALSE; }
@@ -631,7 +674,8 @@ TestIrpHandler( PAGED_CODE();
DPRINT("IRP %x/%x\n", IoStack->MajorFunction, IoStack->MinorFunction); - ASSERT(IoStack->MajorFunction == IRP_MJ_READ); + ASSERT(IoStack->MajorFunction == IRP_MJ_READ || + IoStack->MajorFunction == IRP_MJ_WRITE);
FsRtlEnterFileSystem();
@@ -677,6 +721,42 @@ TestIrpHandler(
Irp->IoStatus.Information = Length; } + else if (IoStack->MajorFunction == IRP_MJ_WRITE) + { + PMDL Mdl; + ULONG Length; + PVOID Buffer; + LARGE_INTEGER Offset; + + Offset = IoStack->Parameters.Write.ByteOffset; + Length = IoStack->Parameters.Write.Length; + + ok(TestTestId == 6, "Unexpected test id: %d\n", TestTestId); + ok_eq_pointer(DeviceObject, TestDeviceObject); + ok_eq_pointer(IoStack->FileObject, TestFileObject); + + ok(FlagOn(Irp->Flags, IRP_NOCACHE), "Not coming from Cc\n"); + + ok_irql(PASSIVE_LEVEL); + ok(Offset.QuadPart == 0, "Offset is not null: %I64i\n", Offset.QuadPart); + ok(Length % PAGE_SIZE == 0, "Length is not aligned: %I64i\n", Length); + ok(Length == PAGE_SIZE * 4, "Length is not MappedLength-sized: %I64i\n", Length); + + Buffer = MapAndLockUserBuffer(Irp, Length); + ok(Buffer != NULL, "Null pointer!\n"); + + 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((Irp->Flags & IRP_PAGING_IO) != 0, "Non paging IO\n"); + + ok_bool_false(TestWriteCalled, "Write has been unexpectedly called twice!\n"); + TestWriteCalled = TRUE; + + Status = STATUS_SUCCESS; + Irp->IoStatus.Information = Length; + }
if (Status == STATUS_PENDING) { diff --git a/modules/rostests/kmtests/ntos_cc/CcPinRead_user.c b/modules/rostests/kmtests/ntos_cc/CcPinRead_user.c index e8e78cbc44..c0878435fe 100644 --- a/modules/rostests/kmtests/ntos_cc/CcPinRead_user.c +++ b/modules/rostests/kmtests/ntos_cc/CcPinRead_user.c @@ -22,8 +22,9 @@ START_TEST(CcPinRead) * 1 test for BCB * 1 test for pinning access * 1 test for length/offset + * 1 test for read/write size */ - for (TestId = 0; TestId < 6; ++TestId) + for (TestId = 0; TestId < 7; ++TestId) { Ret = KmtSendUlongToDriver(IOCTL_START_TEST, TestId); ok(Ret == ERROR_SUCCESS, "KmtSendUlongToDriver failed: %lx\n", Ret);
-
Pierre Schweitzer