Function kmclassDispatchDeviceControl

kmclass.cpp:113–176

}

NTSTATUS kmclassDispatchDeviceControl(IN PDEVICE_OBJECT DeviceObject, IN PIRP Irp)
{
    NTSTATUS			 status = STATUS_SUCCESS;
    PIO_STACK_LOCATION	 irpStack;
    PDEVICE_EXTENSION	 deviceExtension;
    ULONG				 ioControlCode;
    PKEYBOARD_INPUT_DATA KbdInputDataStart, KbdInputDataEnd;
    PMOUSE_INPUT_DATA 	 MouseInputDataStart, MouseInputDataEnd;
    ULONG 				 InputDataConsumed;
    PVOID				 ioBuffer;

    irpStack = IoGetCurrentIrpStackLocation(Irp);
    deviceExtension = (PDEVICE_EXTENSION)DeviceObject->DeviceExtension;

    ioBuffer = Irp->AssociatedIrp.SystemBuffer;
    ioControlCode = irpStack->Parameters.DeviceIoControl.IoControlCode;
    Irp->IoStatus.Information = 0;

    switch (ioControlCode)
    {
    case IOCTL_KEYBOARD:
        if (ioBuffer)
        {
            KEYBOARD_INPUT_DATA kid = *(PKEYBOARD_INPUT_DATA)ioBuffer;
            KbdInputDataStart = &kid;
            KbdInputDataEnd = KbdInputDataStart + 1;
            //deviceExtension->My_KbdCallback(deviceExtension->kbdDeviceObject,
            g_KoMCallBack.KeyboardClassServiceCallback(g_KoMCallBack.KdbDeviceObject,
                KbdInputDataStart,
                KbdInputDataEnd,
                &InputDataConsumed);

            status = STATUS_SUCCESS;
        }
        break;

    case IOCTL_MOUSE:
        if (ioBuffer)
        {
            MOUSE_INPUT_DATA mid = *(PMOUSE_INPUT_DATA)ioBuffer;
            MouseInputDataStart = ∣
            MouseInputDataEnd = MouseInputDataStart + 1;

            //deviceExtension->My_MouCallback(deviceExtension->mouDeviceObject,
            g_KoMCallBack.MouseClassServiceCallback(g_KoMCallBack.MouDeviceObject,
                MouseInputDataStart,
                MouseInputDataEnd,
                &InputDataConsumed);

            status = STATUS_SUCCESS;
        }
        break;

    default:
        status = STATUS_INVALID_PARAMETER;
        KdPrint(("\nunknown IRP_MJ_DEVICE_CONTROL\n"));
        break;
    }