static
NTSTATUS
NTAPI
NotificationCallback(
_In_ PVOID NotificationStructure,
_Inout_opt_ PVOID Context)
{
PDEVICE_INTERFACE_CHANGE_NOTIFICATION Notification = NotificationStructure;
NTSTATUS Status;
OBJECT_ATTRIBUTES ObjectAttributes;
HANDLE Handle;
ok_irql(PASSIVE_LEVEL);
ok_eq_pointer(Context, &NotificationContext);
ok_eq_uint(Notification->Version, 1);
ok_eq_uint(Notification->Size, sizeof(*Notification));
/* symbolic link must exist */
trace("Interface change: %wZ\n", Notification->SymbolicLinkName);
InitializeObjectAttributes(&ObjectAttributes,
Notification->SymbolicLinkName,
OBJ_KERNEL_HANDLE,
NULL,
NULL);
Status = ZwOpenSymbolicLinkObject(&Handle, GENERIC_READ, &ObjectAttributes);
ok_eq_hex(Status, STATUS_SUCCESS);
if (!skip(NT_SUCCESS(Status), "No symbolic link\n"))
{
Status = ObCloseHandle(Handle, KernelMode);
ok_eq_hex(Status, STATUS_SUCCESS);
}
return STATUS_SUCCESS;
}
static
VOID
NTAPI
DpcHandler(
IN PRKDPC Dpc,
IN PVOID DeferredContext,
IN PVOID SystemArgument1,
IN PVOID SystemArgument2)
{
PKPRCB Prcb = KeGetCurrentPrcb();
ok_irql(DISPATCH_LEVEL);
InterlockedIncrement(&DpcCount);
ok(DeferredContext == Dpc, "DeferredContext = %p, Dpc = %p, expected equal\n", DeferredContext, Dpc);
ok_eq_pointer(SystemArgument1, (PVOID)0xabc123);
ok_eq_pointer(SystemArgument2, (PVOID)0x5678);
/* KDPC object contents */
ok_eq_uint(Dpc->Type, DpcObject);
ok_eq_uint(Dpc->Importance, DpcImportance);
ok_eq_uint(Dpc->Number, 0);
ok(Dpc->DpcListEntry.Blink != NULL, "\n");
ok(Dpc->DpcListEntry.Blink != &Dpc->DpcListEntry, "\n");
if (!skip(Dpc->DpcListEntry.Blink != NULL, "DpcListEntry.Blink == NULL\n"))
ok_eq_pointer(Dpc->DpcListEntry.Flink, Dpc->DpcListEntry.Blink->Flink);
ok(Dpc->DpcListEntry.Flink != NULL, "\n");
ok(Dpc->DpcListEntry.Flink != &Dpc->DpcListEntry, "\n");
if (!skip(Dpc->DpcListEntry.Flink != NULL, "DpcListEntry.Flink == NULL\n"))
ok_eq_pointer(Dpc->DpcListEntry.Blink, Dpc->DpcListEntry.Flink->Blink);
ok_eq_pointer(Dpc->DeferredRoutine, DpcHandler);
ok_eq_pointer(Dpc->DeferredContext, DeferredContext);
ok_eq_pointer(Dpc->SystemArgument1, SystemArgument1);
ok_eq_pointer(Dpc->SystemArgument2, SystemArgument2);
ok_eq_pointer(Dpc->DpcData, NULL);
ok_eq_uint(Prcb->DpcRoutineActive, 1);
/* this DPC is not in the list anymore, but it was at the head! */
ok_eq_pointer(Prcb->DpcData[DPC_NORMAL].DpcListHead.Flink, Dpc->DpcListEntry.Flink);
ok_eq_pointer(Prcb->DpcData[DPC_NORMAL].DpcListHead.Blink, Dpc->DpcListEntry.Blink);
}
static
VOID
TestEventFunctional(
IN PKEVENT Event,
IN EVENT_TYPE Type,
IN KIRQL OriginalIrql)
{
LONG State;
PKTHREAD Thread = KeGetCurrentThread();
memset(Event, 0x55, sizeof *Event);
KeInitializeEvent(Event, Type, FALSE);
CheckEvent(Event, Type, 0L, FALSE, OriginalIrql, (PVOID *)NULL, 0);
memset(Event, 0x55, sizeof *Event);
KeInitializeEvent(Event, Type, TRUE);
CheckEvent(Event, Type, 1L, FALSE, OriginalIrql, (PVOID *)NULL, 0);
Event->Header.SignalState = 0x12345678L;
CheckEvent(Event, Type, 0x12345678L, FALSE, OriginalIrql, (PVOID *)NULL, 0);
State = KePulseEvent(Event, 0, FALSE);
CheckEvent(Event, Type, 0L, FALSE, OriginalIrql, (PVOID *)NULL, 0);
ok_eq_long(State, 0x12345678L);
Event->Header.SignalState = 0x12345678L;
KeClearEvent(Event);
CheckEvent(Event, Type, 0L, FALSE, OriginalIrql, (PVOID *)NULL, 0);
State = KeSetEvent(Event, 0, FALSE);
CheckEvent(Event, Type, 1L, FALSE, OriginalIrql, (PVOID *)NULL, 0);
ok_eq_long(State, 0L);
State = KeResetEvent(Event);
CheckEvent(Event, Type, 0L, FALSE, OriginalIrql, (PVOID *)NULL, 0);
ok_eq_long(State, 1L);
Event->Header.SignalState = 0x23456789L;
State = KeSetEvent(Event, 0, FALSE);
CheckEvent(Event, Type, 1L, FALSE, OriginalIrql, (PVOID *)NULL, 0);
ok_eq_long(State, 0x23456789L);
Event->Header.SignalState = 0x3456789AL;
State = KeResetEvent(Event);
CheckEvent(Event, Type, 0L, FALSE, OriginalIrql, (PVOID *)NULL, 0);
ok_eq_long(State, 0x3456789AL);
/* Irql is raised to DISPATCH_LEVEL here, which kills checked build,
* a spinlock is acquired and never released, which kills MP build */
if ((OriginalIrql <= DISPATCH_LEVEL || !KmtIsCheckedBuild) &&
!KmtIsMultiProcessorBuild)
{
Event->Header.SignalState = 0x456789ABL;
State = KeSetEvent(Event, 0, TRUE);
CheckEvent(Event, Type, 1L, TRUE, DISPATCH_LEVEL, (PVOID *)NULL, 0);
ok_eq_long(State, 0x456789ABL);
ok_eq_uint(Thread->WaitIrql, OriginalIrql);
/* repair the "damage" */
Thread->WaitNext = FALSE;
KmtSetIrql(OriginalIrql);
Event->Header.SignalState = 0x56789ABCL;
State = KePulseEvent(Event, 0, TRUE);
CheckEvent(Event, Type, 0L, TRUE, DISPATCH_LEVEL, (PVOID *)NULL, 0);
ok_eq_long(State, 0x56789ABCL);
ok_eq_uint(Thread->WaitIrql, OriginalIrql);
/* repair the "damage" */
Thread->WaitNext = FALSE;
KmtSetIrql(OriginalIrql);
}
ok_irql(OriginalIrql);
KmtSetIrql(OriginalIrql);
}
static
VOID
TestQueryLink(
_In_ HANDLE LinkHandle,
_In_ PCUNICODE_STRING ExpectedTarget)
{
NTSTATUS Status;
WCHAR QueriedTargetBuffer[32];
UNICODE_STRING QueriedTarget;
ULONG ResultLength;
PULONG pResultLength;
ULONG i;
for (i = 0; i < 2; i++)
{
if (i == 0)
{
pResultLength = &ResultLength;
}
else
{
pResultLength = NULL;
}
/* Query with NULL Buffer just gives us the length */
RtlInitEmptyUnicodeString(&QueriedTarget, NULL, 0);
if (pResultLength) ResultLength = 0x55555555;
Status = ZwQuerySymbolicLinkObject(LinkHandle,
&QueriedTarget,
pResultLength);
ok_eq_hex(Status, STATUS_BUFFER_TOO_SMALL);
ok_eq_uint(QueriedTarget.Length, 0);
ok_eq_uint(QueriedTarget.MaximumLength, 0);
ok_eq_pointer(QueriedTarget.Buffer, NULL);
if (pResultLength) ok_eq_ulong(ResultLength, ExpectedTarget->MaximumLength);
/* Query with Length-1 buffer */
RtlInitEmptyUnicodeString(&QueriedTarget,
QueriedTargetBuffer,
ExpectedTarget->Length - 1);
RtlFillMemory(&QueriedTargetBuffer, sizeof(QueriedTargetBuffer), 0x55);
if (pResultLength) ResultLength = 0x55555555;
Status = ZwQuerySymbolicLinkObject(LinkHandle,
&QueriedTarget,
pResultLength);
ok_eq_hex(Status, STATUS_BUFFER_TOO_SMALL);
ok_eq_uint(QueriedTarget.Length, 0);
ok_eq_uint(QueriedTarget.MaximumLength, ExpectedTarget->Length - 1);
ok_eq_pointer(QueriedTarget.Buffer, QueriedTargetBuffer);
ok_eq_uint(QueriedTarget.Buffer[0], 0x5555);
if (pResultLength) ok_eq_ulong(ResultLength, ExpectedTarget->MaximumLength);
/* Query with Length buffer */
RtlInitEmptyUnicodeString(&QueriedTarget,
QueriedTargetBuffer,
ExpectedTarget->Length);
RtlFillMemory(&QueriedTargetBuffer, sizeof(QueriedTargetBuffer), 0x55);
if (pResultLength) ResultLength = 0x55555555;
Status = ZwQuerySymbolicLinkObject(LinkHandle,
&QueriedTarget,
pResultLength);
ok_eq_uint(QueriedTarget.MaximumLength, ExpectedTarget->Length);
ok_eq_pointer(QueriedTarget.Buffer, QueriedTargetBuffer);
if (pResultLength &&
QueriedTarget.MaximumLength < ExpectedTarget->MaximumLength)
{
ok_eq_hex(Status, STATUS_BUFFER_TOO_SMALL);
ok_eq_uint(QueriedTarget.Length, 0);
ok_eq_uint(QueriedTarget.Buffer[0], 0x5555);
if (pResultLength) ok_eq_ulong(ResultLength, ExpectedTarget->MaximumLength);
}
else
{
ok_eq_hex(Status, STATUS_SUCCESS);
ok_eq_uint(QueriedTarget.Length, ExpectedTarget->Length);
ok(RtlEqualUnicodeString(&QueriedTarget, ExpectedTarget, FALSE), "%wZ != %wZ\n", &QueriedTarget, ExpectedTarget);
ok_eq_uint(QueriedTarget.Buffer[QueriedTarget.Length / sizeof(WCHAR)], 0x5555);
}
/* Query with Length+1 buffer */
RtlInitEmptyUnicodeString(&QueriedTarget,
QueriedTargetBuffer,
ExpectedTarget->Length + 1);
RtlFillMemory(&QueriedTargetBuffer, sizeof(QueriedTargetBuffer), 0x55);
if (pResultLength) ResultLength = 0x55555555;
Status = ZwQuerySymbolicLinkObject(LinkHandle,
&QueriedTarget,
pResultLength);
ok_eq_uint(QueriedTarget.MaximumLength, ExpectedTarget->Length + 1);
ok_eq_pointer(QueriedTarget.Buffer, QueriedTargetBuffer);
if (pResultLength &&
QueriedTarget.MaximumLength < ExpectedTarget->MaximumLength)
{
ok_eq_hex(Status, STATUS_BUFFER_TOO_SMALL);
ok_eq_uint(QueriedTarget.Length, 0);
ok_eq_uint(QueriedTarget.Buffer[0], 0x5555);
if (pResultLength) ok_eq_ulong(ResultLength, ExpectedTarget->MaximumLength);
}
else
{
ok_eq_hex(Status, STATUS_SUCCESS);
ok_eq_uint(QueriedTarget.Length, ExpectedTarget->Length);
ok(RtlEqualUnicodeString(&QueriedTarget, ExpectedTarget, FALSE), "%wZ != %wZ\n", &QueriedTarget, ExpectedTarget);
ok_eq_uint(QueriedTarget.Buffer[QueriedTarget.Length / sizeof(WCHAR)], 0x5555);
}
/* Query with Length+2 buffer */
RtlInitEmptyUnicodeString(&QueriedTarget,
QueriedTargetBuffer,
ExpectedTarget->Length + sizeof(WCHAR));
RtlFillMemory(&QueriedTargetBuffer, sizeof(QueriedTargetBuffer), 0x55);
if (pResultLength) ResultLength = 0x55555555;
Status = ZwQuerySymbolicLinkObject(LinkHandle,
&QueriedTarget,
pResultLength);
ok_eq_hex(Status, STATUS_SUCCESS);
ok_eq_uint(QueriedTarget.Length, ExpectedTarget->Length);
ok_eq_uint(QueriedTarget.MaximumLength, ExpectedTarget->Length + sizeof(WCHAR));
ok_eq_pointer(QueriedTarget.Buffer, QueriedTargetBuffer);
ok(RtlEqualUnicodeString(&QueriedTarget, ExpectedTarget, FALSE), "%wZ != %wZ\n", &QueriedTarget, ExpectedTarget);
if (pResultLength)
{
if (ExpectedTarget->MaximumLength >= ExpectedTarget->Length + sizeof(UNICODE_NULL))
ok_eq_uint(QueriedTarget.Buffer[QueriedTarget.Length / sizeof(WCHAR)], 0);
ok_eq_ulong(ResultLength, ExpectedTarget->MaximumLength);
}
else
{
ok_eq_uint(QueriedTarget.Buffer[QueriedTarget.Length / sizeof(WCHAR)], 0x5555);
}
/* Query with full-sized buffer */
RtlInitEmptyUnicodeString(&QueriedTarget,
QueriedTargetBuffer,
sizeof(QueriedTargetBuffer));
RtlFillMemory(&QueriedTargetBuffer, sizeof(QueriedTargetBuffer), 0x55);
if (pResultLength) ResultLength = 0x55555555;
Status = ZwQuerySymbolicLinkObject(LinkHandle,
&QueriedTarget,
pResultLength);
ok_eq_hex(Status, STATUS_SUCCESS);
ok_eq_uint(QueriedTarget.Length, ExpectedTarget->Length);
ok_eq_uint(QueriedTarget.MaximumLength, sizeof(QueriedTargetBuffer));
ok_eq_pointer(QueriedTarget.Buffer, QueriedTargetBuffer);
ok(RtlEqualUnicodeString(&QueriedTarget, ExpectedTarget, FALSE), "%wZ != %wZ\n", &QueriedTarget, ExpectedTarget);
if (pResultLength)
{
if (ExpectedTarget->MaximumLength >= ExpectedTarget->Length + sizeof(UNICODE_NULL))
ok_eq_uint(QueriedTarget.Buffer[QueriedTarget.Length / sizeof(WCHAR)], 0);
ok_eq_ulong(ResultLength, ExpectedTarget->MaximumLength);
}
else
{
ok_eq_uint(QueriedTarget.Buffer[QueriedTarget.Length / sizeof(WCHAR)], 0x5555);
}
}
}
static
VOID
TestDriverObject(
IN PDRIVER_OBJECT DriverObject,
IN PCUNICODE_STRING RegistryPath OPTIONAL,
IN DRIVER_STATUS DriverStatus)
{
BOOLEAN CheckThisDispatchRoutine;
PVOID FirstMajorFunc;
int i;
UNICODE_STRING HardwareDatabase = RTL_CONSTANT_STRING(L"\\REGISTRY\\MACHINE\\HARDWARE\\DESCRIPTION\\SYSTEM");
UNICODE_STRING RegPath = RTL_CONSTANT_STRING(L"\\REGISTRY\\MACHINE\\SYSTEM\\ControlSet001\\Services\\Kmtest-IoDeviceObject");
UNICODE_STRING DriverName = RTL_CONSTANT_STRING(L"\\Driver\\Kmtest-IoDeviceObject");
UNICODE_STRING ServiceKeyName = RTL_CONSTANT_STRING(L"Kmtest-IoDeviceObject");
BOOLEAN Equal;
ok(DriverObject->Size == sizeof(DRIVER_OBJECT), "Size does not match, got %x\n",DriverObject->Size);
ok(DriverObject->Type == 4, "Type does not match 4. got %d\n", DriverObject->Type);
if (DriverStatus == DriverStatusEntry)
{
ok(DriverObject->DeviceObject == NULL, "Expected DeviceObject pointer to be 0, got %p\n",
DriverObject->DeviceObject);
ok (DriverObject->Flags == DRVO_LEGACY_DRIVER,
"Expected Flags to be DRVO_LEGACY_DRIVER, got %lu\n",
DriverObject->Flags);
ok(DriverObject->DriverStart < (PVOID)TestEntry,
"DriverStart is %p, expected < %p\n",
DriverObject->DriverStart, (PVOID)TestEntry);
ok(DriverObject->DriverSize > 0x2000,
"DriverSize 0x%lx\n", DriverObject->DriverSize);
ok_eq_pointer(DriverObject->DriverExtension, (PDRIVER_EXTENSION)(DriverObject + 1));
ok_eq_pointer(DriverObject->DriverExtension->DriverObject, DriverObject);
ok_eq_pointer(DriverObject->DriverExtension->AddDevice, NULL);
ok_eq_ulong(DriverObject->DriverExtension->Count, 0UL);
Equal = RtlEqualUnicodeString(RegistryPath,
&RegPath,
FALSE);
ok(Equal, "RegistryPath is '%wZ'\n", RegistryPath);
ok((ULONG_PTR)RegistryPath % PAGE_SIZE == 0, "RegistryPath %p not page-aligned\n", RegistryPath);
ok_eq_pointer(RegistryPath->Buffer, (PWCHAR)(RegistryPath + 1));
ok_eq_uint(RegistryPath->MaximumLength, RegistryPath->Length);
Equal = RtlEqualUnicodeString(&DriverObject->DriverExtension->ServiceKeyName,
&ServiceKeyName,
FALSE);
ok(Equal, "ServiceKeyName is '%wZ'\n", &DriverObject->DriverExtension->ServiceKeyName);
ok_eq_tag(KmtGetPoolTag(DriverObject->DriverExtension->ServiceKeyName.Buffer), ' oI');
ok_eq_uint((KmtGetPoolType(DriverObject->DriverExtension->ServiceKeyName.Buffer) - 1) & BASE_POOL_TYPE_MASK, NonPagedPool);
ok_eq_uint(DriverObject->DriverExtension->ServiceKeyName.MaximumLength, DriverObject->DriverExtension->ServiceKeyName.Length + sizeof(UNICODE_NULL));
ok_eq_uint(DriverObject->DriverExtension->ServiceKeyName.Buffer[DriverObject->DriverExtension->ServiceKeyName.Length / sizeof(WCHAR)], UNICODE_NULL);
Equal = RtlEqualUnicodeString(&DriverObject->DriverName,
&DriverName,
FALSE);
ok(Equal, "DriverName is '%wZ'\n", &DriverObject->DriverName);
ok_eq_tag(KmtGetPoolTag(DriverObject->DriverName.Buffer), ' oI');
ok_eq_uint((KmtGetPoolType(DriverObject->DriverName.Buffer) - 1) & BASE_POOL_TYPE_MASK, PagedPool);
ok_eq_uint(DriverObject->DriverName.MaximumLength, DriverObject->DriverName.Length);
// TODO: show that both string and buffer are constants inside ntos
Equal = RtlEqualUnicodeString(DriverObject->HardwareDatabase,
&HardwareDatabase,
FALSE);
ok(Equal, "HardwareDatabase is '%wZ'\n", DriverObject->HardwareDatabase);
ok_eq_uint(DriverObject->HardwareDatabase->MaximumLength, DriverObject->HardwareDatabase->Length + sizeof(UNICODE_NULL));
ok_eq_uint(DriverObject->HardwareDatabase->Buffer[DriverObject->HardwareDatabase->Length / sizeof(WCHAR)], UNICODE_NULL);
ok(DriverObject->DriverInit == DriverEntry,
"DriverInit is %p, expected %p\n",
(PVOID)DriverObject->DriverInit, (PVOID)DriverEntry);
}
else if (DriverStatus == DriverStatusIrp)
{
ok(DriverObject->DeviceObject != NULL, "Expected DeviceObject pointer to non null\n");
ok (DriverObject->Flags == (DRVO_LEGACY_DRIVER | DRVO_INITIALIZED),
"Expected Flags to be DRVO_LEGACY_DRIVER | DRVO_INITIALIZED, got %lu\n",
DriverObject->Flags);
}
else if (DriverStatus == DriverStatusUnload)
{
ok(DriverObject->DeviceObject != NULL, "Expected DeviceObject pointer to non null\n");
ok (DriverObject->Flags == (DRVO_LEGACY_DRIVER | DRVO_INITIALIZED | DRVO_UNLOAD_INVOKED),
"Expected Flags to be DRVO_LEGACY_DRIVER | DRVO_INITIALIZED | DRVO_UNLOAD_INVOKED, got %lu\n",
DriverObject->Flags);
}
else
ASSERT(FALSE);
/* Select a routine that was not changed */
FirstMajorFunc = DriverObject->MajorFunction[1];
ok(FirstMajorFunc != 0, "Expected MajorFunction[1] to be non NULL\n");
if (!skip(FirstMajorFunc != NULL, "First major function not set!\n"))
{
for (i = 0; i <= IRP_MJ_MAXIMUM_FUNCTION; i++)
{
if (DriverStatus > 0) CheckThisDispatchRoutine = (i > 3) && (i != 14);
else CheckThisDispatchRoutine = TRUE;
if (CheckThisDispatchRoutine)
{
ok(DriverObject->MajorFunction[i] == FirstMajorFunc, "Expected MajorFunction[%d] to match %p\n",
i, FirstMajorFunc);
}
}
}
}
static
VOID
TestResourceWithThreads(
IN PERESOURCE Res)
{
NTSTATUS Status = STATUS_SUCCESS;
THREAD_DATA ThreadDataShared;
THREAD_DATA ThreadDataShared2;
THREAD_DATA ThreadDataExclusive;
THREAD_DATA ThreadDataSharedStarve;
THREAD_DATA ThreadDataSharedWait;
LARGE_INTEGER Timeout;
Timeout.QuadPart = -10 * 1000 * 10; /* 10 ms */
InitThreadData(&ThreadDataShared, Res, ExAcquireResourceSharedLite);
InitThreadData(&ThreadDataShared2, Res, ExAcquireResourceSharedLite);
InitThreadData(&ThreadDataExclusive, Res, ExAcquireResourceExclusiveLite);
InitThreadData(&ThreadDataSharedStarve, Res, ExAcquireSharedStarveExclusive);
InitThreadData(&ThreadDataSharedWait, Res, ExAcquireSharedWaitForExclusive);
/* have a thread acquire the resource shared */
Status = StartThread(&ThreadDataShared, NULL, FALSE, TRUE);
ok_eq_hex(Status, STATUS_SUCCESS);
CheckResourceStatus(Res, FALSE, 0LU, 0LU, 0LU);
ok_eq_int(Res->ActiveCount, 1);
/* a second thread should be able to acquire the resource shared */
Status = StartThread(&ThreadDataShared2, NULL, FALSE, TRUE);
ok_eq_hex(Status, STATUS_SUCCESS);
CheckResourceStatus(Res, FALSE, 0LU, 0LU, 0LU);
ok_eq_int(Res->ActiveCount, 2);
FinishThread(&ThreadDataShared2);
CheckResourceStatus(Res, FALSE, 0LU, 0LU, 0LU);
ok_eq_int(Res->ActiveCount, 1);
/* now have a thread that tries to acquire the resource exclusive -- it should fail */
Status = StartThread(&ThreadDataExclusive, NULL, FALSE, FALSE);
ok_eq_hex(Status, STATUS_SUCCESS);
CheckResourceStatus(Res, FALSE, 0LU, 0LU, 0LU);
ok_eq_int(Res->ActiveCount, 1);
FinishThread(&ThreadDataExclusive);
CheckResourceStatus(Res, FALSE, 0LU, 0LU, 0LU);
ok_eq_int(Res->ActiveCount, 1);
/* as above, but this time it should block */
Status = StartThread(&ThreadDataExclusive, &Timeout, TRUE, TRUE);
ok_eq_hex(Status, STATUS_TIMEOUT);
CheckResourceStatus(Res, FALSE, 0LU, 1LU, 0LU);
ok_eq_int(Res->ActiveCount, 1);
/* now try another shared one -- it should fail */
Status = StartThread(&ThreadDataShared2, NULL, FALSE, FALSE);
ok_eq_hex(Status, STATUS_SUCCESS);
CheckResourceStatus(Res, FALSE, 0LU, 1LU, 0LU);
ok_eq_int(Res->ActiveCount, 1);
FinishThread(&ThreadDataShared2);
/* same for ExAcquireSharedWaitForExclusive */
Status = StartThread(&ThreadDataSharedWait, NULL, FALSE, FALSE);
ok_eq_hex(Status, STATUS_SUCCESS);
CheckResourceStatus(Res, FALSE, 0LU, 1LU, 0LU);
ok_eq_int(Res->ActiveCount, 1);
FinishThread(&ThreadDataSharedWait);
/* ExAcquireSharedStarveExclusive must get access though! */
Status = StartThread(&ThreadDataSharedStarve, NULL, TRUE, TRUE);
ok_eq_hex(Status, STATUS_SUCCESS);
CheckResourceStatus(Res, FALSE, 0LU, 1LU, 0LU);
ok_eq_int(Res->ActiveCount, 2);
FinishThread(&ThreadDataSharedStarve);
CheckResourceStatus(Res, FALSE, 0LU, 1LU, 0LU);
ok_eq_int(Res->ActiveCount, 1);
/* block another shared one */
Status = StartThread(&ThreadDataShared2, &Timeout, TRUE, TRUE);
ok_eq_hex(Status, STATUS_TIMEOUT);
CheckResourceStatus(Res, FALSE, 0LU, 1LU, 1LU);
ok_eq_int(Res->ActiveCount, 1);
/* finish the very first one */
FinishThread(&ThreadDataShared);
/* now the blocked exclusive one should get the resource */
Status = KeWaitForSingleObject(&ThreadDataExclusive.OutEvent, Executive, KernelMode, FALSE, NULL);
ok_eq_hex(Status, STATUS_SUCCESS);
CheckResourceStatus(Res, FALSE, 0LU, 0LU, 1LU);
ok_eq_int(Res->ActiveCount, 1);
ok_eq_uint((Res->Flag & ResourceOwnedExclusive) != 0, 1);
FinishThread(&ThreadDataExclusive);
CheckResourceStatus(Res, FALSE, 0LU, 0LU, 0LU);
/* now the blocked shared one should resume */
Status = KeWaitForSingleObject(&ThreadDataShared2.OutEvent, Executive, KernelMode, FALSE, NULL);
ok_eq_hex(Status, STATUS_SUCCESS);
CheckResourceStatus(Res, FALSE, 0LU, 0LU, 0LU);
ok_eq_int(Res->ActiveCount, 1);
FinishThread(&ThreadDataShared2);
CheckResourceStatus(Res, FALSE, 0LU, 0LU, 0LU);
ok_eq_int(Res->ActiveCount, 0);
}
static
VOID
TestResourceUndocumentedShortcuts(
IN PERESOURCE Res,
IN BOOLEAN AreApcsDisabled)
{
PVOID Ret;
LONG Count = 0;
ok_bool_false(KeAreApcsDisabled(), "KeAreApcsDisabled returned");
ok_eq_uint(KeAreAllApcsDisabled(), AreApcsDisabled);
/* ExEnterCriticalRegionAndAcquireResourceShared, ExEnterCriticalRegionAndAcquireSharedWaitForExclusive */
Count = 0;
Ret = ExEnterCriticalRegionAndAcquireResourceShared(Res); ++Count;
ok_eq_pointer(Ret, KeGetCurrentThread()->Win32Thread);
ok_bool_true(KeAreApcsDisabled(), "KeAreApcsDisabled returned");
ok_eq_bool(KeAreAllApcsDisabled(), AreApcsDisabled);
CheckResourceStatus(Res, FALSE, Count, 0LU, 0LU);
Ret = ExEnterCriticalRegionAndAcquireResourceShared(Res); ++Count;
ok_eq_pointer(Ret, KeGetCurrentThread()->Win32Thread);
ok_bool_true(KeAreApcsDisabled(), "KeAreApcsDisabled returned");
ok_eq_bool(KeAreAllApcsDisabled(), AreApcsDisabled);
CheckResourceStatus(Res, FALSE, Count, 0LU, 0LU);
ExEnterCriticalRegionAndAcquireSharedWaitForExclusive(Res); ++Count;
ok_eq_pointer(Ret, KeGetCurrentThread()->Win32Thread);
ok_bool_true(KeAreApcsDisabled(), "KeAreApcsDisabled returned");
ok_eq_bool(KeAreAllApcsDisabled(), AreApcsDisabled);
CheckResourceStatus(Res, FALSE, Count, 0LU, 0LU);
while (Count-- > 1)
{
ExReleaseResourceAndLeaveCriticalRegion(Res);
ok_bool_true(KeAreApcsDisabled(), "KeAreApcsDisabled returned");
ok_eq_bool(KeAreAllApcsDisabled(), AreApcsDisabled);
CheckResourceStatus(Res, FALSE, Count, 0LU, 0LU);
}
ExReleaseResourceAndLeaveCriticalRegion(Res);
ok_bool_false(KeAreApcsDisabled(), "KeAreApcsDisabled returned");
ok_eq_bool(KeAreAllApcsDisabled(), AreApcsDisabled);
CheckResourceStatus(Res, FALSE, Count, 0LU, 0LU);
/* ExEnterCriticalRegionAndAcquireResourceExclusive */
Count = 0;
ok_bool_false(KeAreApcsDisabled(), "KeAreApcsDisabled returned");
ok_eq_bool(KeAreAllApcsDisabled(), AreApcsDisabled);
Ret = ExEnterCriticalRegionAndAcquireResourceExclusive(Res); ++Count;
ok_eq_pointer(Ret, KeGetCurrentThread()->Win32Thread);
ok_bool_true(KeAreApcsDisabled(), "KeAreApcsDisabled returned");
ok_eq_bool(KeAreAllApcsDisabled(), AreApcsDisabled);
CheckResourceStatus(Res, TRUE, Count, 0LU, 0LU);
Ret = ExEnterCriticalRegionAndAcquireResourceExclusive(Res); ++Count;
ok_eq_pointer(Ret, KeGetCurrentThread()->Win32Thread);
ok_bool_true(KeAreApcsDisabled(), "KeAreApcsDisabled returned");
ok_eq_bool(KeAreAllApcsDisabled(), AreApcsDisabled);
CheckResourceStatus(Res, TRUE, Count, 0LU, 0LU);
ExReleaseResourceAndLeaveCriticalRegion(Res); --Count;
ok_bool_true(KeAreApcsDisabled(), "KeAreApcsDisabled returned");
ok_eq_bool(KeAreAllApcsDisabled(), AreApcsDisabled);
CheckResourceStatus(Res, TRUE, Count, 0LU, 0LU);
ExReleaseResourceAndLeaveCriticalRegion(Res); --Count;
ok_bool_false(KeAreApcsDisabled(), "KeAreApcsDisabled returned");
ok_eq_uint(KeAreAllApcsDisabled(), AreApcsDisabled);
CheckResourceStatus(Res, FALSE, Count, 0LU, 0LU);
}
