IoInterrupt.c File Reference

#include <kmt_test.h>
#include <debug.h>

Include dependency graph for IoInterrupt.c:

Go to the source code of this file.

Classes
struct	TEST_CONTEXT

Macros
#define	NDEBUG
#define	CheckSpinLock(Lock, Locked)

Typedefs
typedef struct TEST_CONTEXT *	PTEST_CONTEXT

Functions
static BOOLEAN NTAPI	SynchronizeRoutine (IN PVOID Context)
static VOID	TestSynchronizeExecution (VOID)
static VOID	TestConnectInterrupt (VOID)
	START_TEST (IoInterrupt)

Variables
static KSYNCHRONIZE_ROUTINE	SynchronizeRoutine

Macro Definition Documentation

CheckSpinLock

#define CheckSpinLock	(		Lock,
			Locked
	)

Value:

do                  \
{                                                       \
    if (KmtIsMultiProcessorBuild)                       \
        ok_eq_ulongptr(*(Lock), (Locked) != 0);         \
    else if (KmtIsCheckedBuild)                         \
        ok_eq_bool(*(Lock) != 0, (Locked) != 0);        \
    else                                                \
        ok_eq_ulongptr(*(Lock), 0);                     \
} while (0)

Definition at line 13 of file IoInterrupt.c.

NDEBUG

#define NDEBUG

Definition at line 10 of file IoInterrupt.c.

Typedef Documentation

PTEST_CONTEXT

typedef struct TEST_CONTEXT * PTEST_CONTEXT

Function Documentation

START_TEST()

START_TEST

(

IoInterrupt

)

Definition at line 123 of file IoInterrupt.c.

{
    TestSynchronizeExecution();
    TestConnectInterrupt();
}

SynchronizeRoutine()

static BOOLEAN NTAPI SynchronizeRoutine ( IN PVOID  Context )

static

Definition at line 35 of file IoInterrupt.c.

{
    PTEST_CONTEXT TestContext = Context;
 
    ok_irql(TestContext->ExpectedIrql);
 
    CheckSpinLock(TestContext->Interrupt->ActualLock, TRUE);
 
    return TestContext->ReturnValue;
}

TestConnectInterrupt()

static VOID TestConnectInterrupt ( VOID  )

static

Definition at line 99 of file IoInterrupt.c.

{
    PKINTERRUPT InterruptObject;
    NTSTATUS Status;
 
    /* If the IoConnectInterrupt() fails, the interrupt object should be set to NULL */
    InterruptObject = KmtInvalidPointer;
 
    /* Test for invalid interrupt */
    Status = IoConnectInterrupt(&InterruptObject,
                                (PKSERVICE_ROUTINE)TestConnectInterrupt,
                                NULL,
                                NULL,
                                0,
                                0,
                                0,
                                LevelSensitive,
                                TRUE,
                                (KAFFINITY)-1,
                                FALSE);
    ok_eq_hex(Status, STATUS_INVALID_PARAMETER);
    ok_eq_pointer(InterruptObject, NULL);
}

Referenced by START_TEST(), and TestConnectInterrupt().

TestSynchronizeExecution()

static VOID TestSynchronizeExecution ( VOID  )

static

Definition at line 49 of file IoInterrupt.c.

{
    KINTERRUPT Interrupt;
    TEST_CONTEXT TestContext;
    KIRQL SynchIrql;
    KIRQL OriginalIrql;
    KIRQL Irql;
    KSPIN_LOCK ActualLock;
    BOOLEAN Ret;
 
    if (skip(GetNTVersion() < _WIN32_WINNT_VISTA, "We can't create fake interrupts on Vista+.\n"))
        return;
 
    RtlFillMemory(&Interrupt, sizeof Interrupt, 0x55);
    Interrupt.ActualLock = &ActualLock;
    KeInitializeSpinLock(Interrupt.ActualLock);
    CheckSpinLock(Interrupt.ActualLock, FALSE);
 
    TestContext.Interrupt = &Interrupt;
    TestContext.ReturnValue = TRUE;
 
    for (TestContext.ReturnValue = 0; TestContext.ReturnValue <= 2; ++TestContext.ReturnValue)
    {
        for (OriginalIrql = PASSIVE_LEVEL; OriginalIrql <= HIGH_LEVEL; ++OriginalIrql)
        {
            /* TODO: don't hardcode this :| */
            if (OriginalIrql == 3 || (OriginalIrql >= 11 && OriginalIrql <= 26) || OriginalIrql == 30)
                continue;
            KeRaiseIrql(OriginalIrql, &Irql);
            for (SynchIrql = max(DISPATCH_LEVEL, OriginalIrql); SynchIrql <= HIGH_LEVEL; ++SynchIrql)
            {
                if (SynchIrql == 3 || (SynchIrql >= 11 && SynchIrql <= 26) || SynchIrql == 30)
                    continue;
                Interrupt.SynchronizeIrql = SynchIrql;
                ok_irql(OriginalIrql);
                CheckSpinLock(Interrupt.ActualLock, FALSE);
                TestContext.ExpectedIrql = SynchIrql;
                Ret = KeSynchronizeExecution(&Interrupt, SynchronizeRoutine, &TestContext);
                ok_eq_int(Ret, TestContext.ReturnValue);
                ok_irql(OriginalIrql);
                CheckSpinLock(Interrupt.ActualLock, FALSE);
                /* TODO: Check that all other fields of the interrupt are untouched */
            }
            KeLowerIrql(Irql);
        }
    }
}

Referenced by START_TEST().

Variable Documentation

SynchronizeRoutine

KSYNCHRONIZE_ROUTINE SynchronizeRoutine

static

Definition at line 30 of file IoInterrupt.c.

Referenced by _SynchronizeExecution(), KeSynchronizeExecution(), StreamClassSynchronize(), TestSynchronizeExecution(), and VideoPortSynchronizeExecution().