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https://github.com/reactos/reactos.git
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268 lines
10 KiB
C
268 lines
10 KiB
C
/*
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* PROJECT: ReactOS kernel-mode tests
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* LICENSE: GPLv2+ - See COPYING in the top level directory
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* PURPOSE: Kernel-Mode Test Suite Event test
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* PROGRAMMER: Thomas Faber <thomas.faber@reactos.org>
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*/
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#include <kmt_test.h>
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/* TODO: why does GCC have 3 tests less than MSVC?! */
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#define CheckEvent(Event, ExpectedType, State, ExpectedWaitNext, \
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Irql, ThreadList, ThreadCount) do \
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{ \
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INT TheIndex; \
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PLIST_ENTRY TheEntry; \
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PKTHREAD TheThread; \
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ok_eq_uint((Event)->Header.Type, ExpectedType); \
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ok_eq_uint((Event)->Header.Hand, sizeof *(Event) / sizeof(ULONG)); \
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ok_eq_hex((Event)->Header.Lock & 0xFF00FF00L, 0x55005500L); \
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ok_eq_long((Event)->Header.SignalState, State); \
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TheEntry = (Event)->Header.WaitListHead.Flink; \
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for (TheIndex = 0; TheIndex < (ThreadCount); ++TheIndex) \
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{ \
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TheThread = CONTAINING_RECORD(TheEntry, KTHREAD, \
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WaitBlock[0].WaitListEntry); \
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ok_eq_pointer(TheThread, (ThreadList)[TheIndex]); \
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ok_eq_pointer(TheEntry->Flink->Blink, TheEntry); \
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TheEntry = TheEntry->Flink; \
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} \
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ok_eq_pointer(TheEntry, &(Event)->Header.WaitListHead); \
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ok_eq_pointer(TheEntry->Flink->Blink, TheEntry); \
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ok_eq_long(KeReadStateEvent(Event), State); \
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ok_eq_bool(Thread->WaitNext, ExpectedWaitNext); \
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ok_irql(Irql); \
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} while (0)
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static
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VOID
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TestEventFunctional(
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IN PKEVENT Event,
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IN EVENT_TYPE Type,
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IN KIRQL OriginalIrql)
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{
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LONG State;
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PKTHREAD Thread = KeGetCurrentThread();
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memset(Event, 0x55, sizeof *Event);
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KeInitializeEvent(Event, Type, FALSE);
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CheckEvent(Event, Type, 0L, FALSE, OriginalIrql, (PVOID *)NULL, 0);
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memset(Event, 0x55, sizeof *Event);
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KeInitializeEvent(Event, Type, TRUE);
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CheckEvent(Event, Type, 1L, FALSE, OriginalIrql, (PVOID *)NULL, 0);
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Event->Header.SignalState = 0x12345678L;
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CheckEvent(Event, Type, 0x12345678L, FALSE, OriginalIrql, (PVOID *)NULL, 0);
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State = KePulseEvent(Event, 0, FALSE);
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CheckEvent(Event, Type, 0L, FALSE, OriginalIrql, (PVOID *)NULL, 0);
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ok_eq_long(State, 0x12345678L);
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Event->Header.SignalState = 0x12345678L;
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KeClearEvent(Event);
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CheckEvent(Event, Type, 0L, FALSE, OriginalIrql, (PVOID *)NULL, 0);
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State = KeSetEvent(Event, 0, FALSE);
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CheckEvent(Event, Type, 1L, FALSE, OriginalIrql, (PVOID *)NULL, 0);
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ok_eq_long(State, 0L);
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State = KeResetEvent(Event);
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CheckEvent(Event, Type, 0L, FALSE, OriginalIrql, (PVOID *)NULL, 0);
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ok_eq_long(State, 1L);
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Event->Header.SignalState = 0x23456789L;
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State = KeSetEvent(Event, 0, FALSE);
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CheckEvent(Event, Type, 1L, FALSE, OriginalIrql, (PVOID *)NULL, 0);
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ok_eq_long(State, 0x23456789L);
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Event->Header.SignalState = 0x3456789AL;
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State = KeResetEvent(Event);
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CheckEvent(Event, Type, 0L, FALSE, OriginalIrql, (PVOID *)NULL, 0);
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ok_eq_long(State, 0x3456789AL);
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/* Irql is raised to DISPATCH_LEVEL here, which kills checked build,
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* a spinlock is acquired and never released, which kills MP build */
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if ((OriginalIrql <= DISPATCH_LEVEL || !KmtIsCheckedBuild) &&
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!KmtIsMultiProcessorBuild)
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{
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Event->Header.SignalState = 0x456789ABL;
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State = KeSetEvent(Event, 0, TRUE);
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CheckEvent(Event, Type, 1L, TRUE, DISPATCH_LEVEL, (PVOID *)NULL, 0);
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ok_eq_long(State, 0x456789ABL);
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ok_eq_uint(Thread->WaitIrql, OriginalIrql);
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/* repair the "damage" */
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Thread->WaitNext = FALSE;
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KmtSetIrql(OriginalIrql);
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Event->Header.SignalState = 0x56789ABCL;
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State = KePulseEvent(Event, 0, TRUE);
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CheckEvent(Event, Type, 0L, TRUE, DISPATCH_LEVEL, (PVOID *)NULL, 0);
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ok_eq_long(State, 0x56789ABCL);
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ok_eq_uint(Thread->WaitIrql, OriginalIrql);
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/* repair the "damage" */
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Thread->WaitNext = FALSE;
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KmtSetIrql(OriginalIrql);
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}
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ok_irql(OriginalIrql);
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KmtSetIrql(OriginalIrql);
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}
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typedef struct
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{
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HANDLE Handle;
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PKTHREAD Thread;
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PKEVENT Event;
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volatile BOOLEAN Signal;
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} THREAD_DATA, *PTHREAD_DATA;
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static
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VOID
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NTAPI
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WaitForEventThread(
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IN OUT PVOID Context)
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{
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NTSTATUS Status;
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PTHREAD_DATA ThreadData = Context;
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ok_irql(PASSIVE_LEVEL);
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ThreadData->Signal = TRUE;
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Status = KeWaitForSingleObject(ThreadData->Event, Executive, KernelMode, FALSE, NULL);
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ok_eq_hex(Status, STATUS_SUCCESS);
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ok_irql(PASSIVE_LEVEL);
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}
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typedef LONG (NTAPI *PSET_EVENT_FUNCTION)(PRKEVENT, KPRIORITY, BOOLEAN);
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static
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VOID
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TestEventConcurrent(
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IN PKEVENT Event,
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IN EVENT_TYPE Type,
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IN KIRQL OriginalIrql,
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PSET_EVENT_FUNCTION SetEvent,
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KPRIORITY PriorityIncrement,
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LONG ExpectedState,
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BOOLEAN SatisfiesAll)
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{
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NTSTATUS Status;
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THREAD_DATA Threads[5];
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const INT ThreadCount = sizeof Threads / sizeof Threads[0];
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KPRIORITY Priority;
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LARGE_INTEGER LongTimeout, ShortTimeout;
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INT i;
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KWAIT_BLOCK WaitBlock[MAXIMUM_WAIT_OBJECTS];
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PVOID ThreadObjects[MAXIMUM_WAIT_OBJECTS];
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LONG State;
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PKTHREAD Thread = KeGetCurrentThread();
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LongTimeout.QuadPart = -100 * MILLISECOND;
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ShortTimeout.QuadPart = -1 * MILLISECOND;
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KeInitializeEvent(Event, Type, FALSE);
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for (i = 0; i < ThreadCount; ++i)
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{
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Threads[i].Event = Event;
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Threads[i].Signal = FALSE;
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Status = PsCreateSystemThread(&Threads[i].Handle, GENERIC_ALL, NULL, NULL, NULL, WaitForEventThread, &Threads[i]);
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ok_eq_hex(Status, STATUS_SUCCESS);
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Status = ObReferenceObjectByHandle(Threads[i].Handle, SYNCHRONIZE, PsThreadType, KernelMode, (PVOID *)&Threads[i].Thread, NULL);
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ok_eq_hex(Status, STATUS_SUCCESS);
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ThreadObjects[i] = Threads[i].Thread;
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Priority = KeQueryPriorityThread(Threads[i].Thread);
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ok_eq_long(Priority, 8L);
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while (!Threads[i].Signal)
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{
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Status = KeDelayExecutionThread(KernelMode, FALSE, &ShortTimeout);
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ok_eq_hex(Status, STATUS_SUCCESS);
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}
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CheckEvent(Event, Type, 0L, FALSE, OriginalIrql, ThreadObjects, i + 1);
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}
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/* the threads shouldn't wake up on their own */
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Status = KeDelayExecutionThread(KernelMode, FALSE, &ShortTimeout);
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ok_eq_hex(Status, STATUS_SUCCESS);
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for (i = 0; i < ThreadCount; ++i)
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{
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CheckEvent(Event, Type, 0L, FALSE, OriginalIrql, ThreadObjects + i, ThreadCount - i);
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State = SetEvent(Event, PriorityIncrement + i, FALSE);
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ok_eq_long(State, 0L);
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CheckEvent(Event, Type, ExpectedState, FALSE, OriginalIrql, ThreadObjects + i + 1, SatisfiesAll ? 0 : ThreadCount - i - 1);
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Status = KeWaitForMultipleObjects(ThreadCount, ThreadObjects, SatisfiesAll ? WaitAll : WaitAny, Executive, KernelMode, FALSE, &LongTimeout, WaitBlock);
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ok_eq_hex(Status, STATUS_WAIT_0 + i);
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if (SatisfiesAll)
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{
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for (; i < ThreadCount; ++i)
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{
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Priority = KeQueryPriorityThread(Threads[i].Thread);
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ok_eq_long(Priority, max(min(8L + PriorityIncrement, 15L), 8L));
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}
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break;
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}
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Priority = KeQueryPriorityThread(Threads[i].Thread);
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ok_eq_long(Priority, max(min(8L + PriorityIncrement + i, 15L), 8L));
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/* replace the thread with the current thread - which will never signal */
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if (!skip((Status & 0x3F) < ThreadCount, "Index out of bounds"))
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ThreadObjects[Status & 0x3F] = Thread;
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Status = KeWaitForMultipleObjects(ThreadCount, ThreadObjects, WaitAny, Executive, KernelMode, FALSE, &ShortTimeout, WaitBlock);
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ok_eq_hex(Status, STATUS_TIMEOUT);
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}
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for (i = 0; i < ThreadCount; ++i)
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{
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ObDereferenceObject(Threads[i].Thread);
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Status = ZwClose(Threads[i].Handle);
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ok_eq_hex(Status, STATUS_SUCCESS);
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}
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}
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START_TEST(KeEvent)
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{
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KEVENT Event;
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KIRQL Irql;
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KIRQL Irqls[] = { PASSIVE_LEVEL, APC_LEVEL, DISPATCH_LEVEL, HIGH_LEVEL };
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INT i;
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KPRIORITY PriorityIncrement;
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for (i = 0; i < sizeof Irqls / sizeof Irqls[0]; ++i)
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{
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/* DRIVER_IRQL_NOT_LESS_OR_EQUAL (TODO: on MP only?) */
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if (Irqls[i] > DISPATCH_LEVEL && KmtIsCheckedBuild)
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return;
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KeRaiseIrql(Irqls[i], &Irql);
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TestEventFunctional(&Event, NotificationEvent, Irqls[i]);
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TestEventFunctional(&Event, SynchronizationEvent, Irqls[i]);
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KeLowerIrql(Irql);
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}
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for (i = 0; i < sizeof Irqls / sizeof Irqls[0]; ++i)
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{
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/* creating threads above DISPATCH_LEVEL... nope */
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if (Irqls[i] >= DISPATCH_LEVEL && KmtIsCheckedBuild)
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continue;
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KeRaiseIrql(Irqls[i], &Irql);
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trace("IRQL: %u\n", Irqls[i]);
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for (PriorityIncrement = -1; PriorityIncrement <= 8; ++PriorityIncrement)
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{
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trace("PriorityIncrement: %ld\n", PriorityIncrement);
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trace("-> Checking KeSetEvent, NotificationEvent\n");
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TestEventConcurrent(&Event, NotificationEvent, Irqls[i], KeSetEvent, PriorityIncrement, 1, TRUE);
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trace("-> Checking KeSetEvent, SynchronizationEvent\n");
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TestEventConcurrent(&Event, SynchronizationEvent, Irqls[i], KeSetEvent, PriorityIncrement, 0, FALSE);
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trace("-> Checking KePulseEvent, NotificationEvent\n");
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TestEventConcurrent(&Event, NotificationEvent, Irqls[i], KePulseEvent, PriorityIncrement, 0, TRUE);
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trace("-> Checking KePulseEvent, SynchronizationEvent\n");
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TestEventConcurrent(&Event, SynchronizationEvent, Irqls[i], KePulseEvent, PriorityIncrement, 0, FALSE);
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}
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KeLowerIrql(Irql);
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}
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ok_irql(PASSIVE_LEVEL);
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KmtSetIrql(PASSIVE_LEVEL);
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}
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