Windows驱动开发-派遣函数

NTSTATUS DispatchFunction(PDEVICE_OBJECT pDeviceObject, PIRP pIrp)
{
    //业务代码区

    //设置返回状态
    pIrp->IoStatus.Status = STATUS_SUCCESS;//getLastError()得到的值
    pIrp->IoStatus.Information = 0;            //返回给3环多少数据，没有填0
    IoCompleteRequest(pIrp, IO_NO_INCREMENT);
    DbgPrint("create device success...%d", pDeviceObject->ActiveThreadCount);
    return STATUS_SUCCESS;
}