maclayersimple.cc

来自「基于Oment++的无线传感器网络仿真」· CC 代码 · 共 68 行

#include "MACLayerSimple.h"

Define_Module_Like ( MACLayerSimple , MACLayerModule );

MACLayerSimple::MACLayerSimple(const char *name, cModule *parentModule, unsigned stacksize) :
	MACLayerBase(name, parentModule, stacksize)
{
	//printf("\n\t In constructor for MACLayerSimple");
}

void MACLayerSimple::initialize()
{
	//printf("\n\t In MACLayerSimple::initialize()");
//	ev << "\n\t In MACLayerSimple::initialize()";

	//printf("\n\t MACLayerModule: Name of current module: %s", fullName());
	cModule *pNode = parentModule();
	pCoOrdinator = pNode->submodule("CoOrdinator");

	return;
}

void MACLayerSimple::handleMessage(cMessage *msg)
{
	//printf("\n\t In MACLayerSimple::handleMessage");
	ev <<  "\n\t In MACLayerSimple::handleMessage";

	if (TARGET == msg->kind())
	{
		cModule *pNode = parentModule();
		int iNodeId = pNode->par("NodeId");
		//printf("\n\t MACLayerSimple::handleMessage for Node: %d, Message Received from TopMACLayer", iNodeId);
		msg->par("xPos") = pNode->par("xPos");
		msg->par("yPos") = pNode->par("yPos");
		if (-1 == msg->findPar("RadioPower"))
			msg->addPar("RadioPower") = 5;
		send(msg, "toBottomLayer");
	}
	/*else if(DATA == msg->kind())
	{
		cModule *pNode = parentModule();
		int iNodeId = pNode->par("NodeId");
		//printf("\n\t MACLayerSimple::handleMessage for Node: %d, Message Received of type DATA from BottomMACLayer", iNodeId);
		cGate *pTopGate = gate("toTopLayer");
		if (true == pTopGate->isConnected())
			send(msg, "toTopLayer");
	}*/
	else
		{
			const int fromApplnLayerGate = gate("fromTopLayer")->id();
			const int fromNetLayerGate = gate("fromBottomLayer")->id();
            int arrivalGate = msg->arrivalGateId();
			if(fromApplnLayerGate == arrivalGate)
				send(msg, "toBottomLayer");
			else if (fromNetLayerGate == arrivalGate)
			{
		//	    printf("MACLayerSimple::sending msg to top layer");
				send(msg, "toTopLayer");
			}
		//	else
		//		printf("\n\t Invalid sender of the message.");
		}										   
		//printf("\n\t MACLayerSimple::handleMessage, Message Received but NOT of type TARGET");
		
}