windows驱动IoSetCompletionRoutine向回调传值问题.
NTSTATUSDefaultDispatch(PDEVICE_OBJECTpDeviceObject,PIRPpIrp){IRPCompleteCallBackArg*cbArg;//传到回调中的结构参数switch(irpStack-MajorFunction){caseIRP_MJ_CREATE:cbArg=(IRPCompleteCallBackArg*)ExAllocatePool(PagedPool,sizeof(IRPCom