void Slave::ConfigureDelayMeasurement(const APDU& arRequest)
{
	HeaderReadIterator hdr = arRequest.BeginRead();
	if (hdr.Count() > 0) {
		mRspIIN.SetFuncNotSupported(true);
	}

	Group52Var2* pObj = Group52Var2::Inst();

	mResponse.Set(FC_RESPONSE);

	IndexedWriteIterator i = mResponse.WriteIndexed(pObj, 1, QC_1B_CNT);
	i.SetIndex(0);
	pObj->mTime.Set(*i, 0);
}
Esempio n. 2
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TaskResult TimeSync::_OnFinalResponse(const APDU& arAPDU)
{
	if(mDelay < 0) {
		ptime now = mpTimeSrc->GetUTC();

		HeaderReadIterator hri = arAPDU.BeginRead();
		if(hri.Count() != 1) {
			LOG_BLOCK(LEV_WARNING, "DelayMeas response w/ unexcpected header count");
			return TR_FAIL;
		}
		
		if(!hri->GetBaseObject()->Equals(Group52Var2::Inst())) {
			LOG_BLOCK(LEV_WARNING, "DelayMeas response w/ unexpected object: " << hri->GetBaseObject()->Name());
			return TR_FAIL;
		}

		ObjectReadIterator ori = hri.BeginRead();
		if(ori.Count() != 1) {
			LOG_BLOCK(LEV_WARNING, "DelayMeas got more than 1 object in response");
			return TR_FAIL;
		}

		millis_t send_rcv_time = (now - mStart).total_milliseconds();
		millis_t rtu_turn_around = Group52Var2::Inst()->mTime.Get(*ori);

		// The later shouldn't happen, but could cause a negative delay which would
		// result in a weird time setting
		mDelay = (send_rcv_time >= rtu_turn_around) ? (send_rcv_time - rtu_turn_around)/2 : 0;

		return TR_CONTINUE;
	}
	else {

		return TR_SUCCESS;
	}	
}