CompletionRoutine

ForwardIrpSynchronous

NTSTATUS NTAPI ForwardIrpSynchronous	(	IN PDEVICE_OBJECT	DeviceObject,
		IN PIRP	Irp
	)

Definition at line 29 of file helper.c.

Referenced by StreamClassStartDevice().

{
    KEVENT Event;
    PSTREAM_DEVICE_EXTENSION DeviceExt;
    NTSTATUS Status;

    DeviceExt = (PSTREAM_DEVICE_EXTENSION)DeviceObject->DeviceExtension;

    /* initialize the notification event */
    KeInitializeEvent(&Event, NotificationEvent, FALSE);

    IoCopyCurrentIrpStackLocationToNext(Irp);

    IoSetCompletionRoutine(Irp, CompletionRoutine, (PVOID)&Event, TRUE, TRUE, TRUE);

    /* now call the driver */
    Status = IoCallDriver(DeviceExt->LowerDeviceObject, Irp);
    /* did the request complete yet */
    if (Status == STATUS_PENDING)
    {
        /* not yet, lets wait a bit */
        KeWaitForSingleObject(&Event, Executive, KernelMode, FALSE, NULL);
        Status = Irp->IoStatus.Status;
    }
    return Status;
}

ReactOS Development > Doxygen