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ClientProcessor.cc
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ClientProcessor.cc
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/*
* ClientProcessor.cc
*
* Created on: 7 Apr 2019
* Author: Faisal
*
*/
#include <string.h>
#include <omnetpp.h>
#include <bitset>
#include <iostream>
#include <cstdlib>
#include <random>
#include <vector>
#include <algorithm>
#include "ClientProcessor.h"
#include "ClientMemory.h"
using namespace omnetpp;
Define_Module(ClientProcessor);
void ClientProcessor::initialize(int stage)
{
cModule *targetModule = this->getParentModule()->getSubmodule("clientMemory");
ClientMemory *clientMemory = check_and_cast<ClientMemory *>(targetModule);
if(stage == 0)
{
MacTableEntry *macTableEntry = new MacTableEntry();
macTableEntry->setIdentity(1);
macTableEntry->setInterface(this->getParentModule()->getSubmodule("clientPublicInterface")->getName());
macTableEntry->setMacAddress(this->getParentModule()->getSubmodule("clientPublicInterface")->par("macAddress").stringValue());
macTableEntry->setQuantumInterfaceId(this->getParentModule()->getSubmodule("clientQuantumInterface")->getName());
macTableEntry->setType(0);
clientMemory->addMacTableEntry(macTableEntry);
ClientProcessor::printMacTable();
}
else if(stage == 1)
{
cPacket *discoveryPacket = new cPacket("networkDiscovery");
discoveryPacket->addPar("type").setStringValue("networkDiscovery");
discoveryPacket->addPar("macAddress").setStringValue(this->getParentModule()->getSubmodule("clientPublicInterface")->par("macAddress"));
discoveryPacket->addPar("ipAddress").setStringValue(this->getParentModule()->getSubmodule("clientPublicInterface")->par("ipAddress"));
sendDelayed(discoveryPacket, 1, "publicInterfaceCommunication$o");
}
else if(stage == 2)
{
if(strcmp(this->getParentModule()->getParentModule()->par("source"), this->getParentModule()->getName()) == 0 && this->getParentModule()->getParentModule()->par("multipoint").boolValue() == false)
{
cPacket *discoveryPacket = new cPacket("initQkd");
discoveryPacket->addPar("type").setStringValue("initQkd");
discoveryPacket->addPar("srcMAC").setStringValue(this->getParentModule()->getParentModule()->getSubmodule(this->getParentModule()->getParentModule()->par("source").stringValue())->getSubmodule("clientPublicInterface")->par("macAddress").stringValue());
discoveryPacket->addPar("desMAC").setStringValue(this->getParentModule()->getParentModule()->getSubmodule(this->getParentModule()->getParentModule()->par("destination").stringValue())->getSubmodule("clientPublicInterface")->par("macAddress").stringValue());
sendDelayed(discoveryPacket, 2, "publicInterfaceCommunication$o");
}
else if(this->getParentModule()->getParentModule()->par("multipoint").boolValue() == true)
{
if(strcmp(this->getParentModule()->getParentModule()->par("source"), this->getParentModule()->getName()) == 0)
{
cPacket *discoveryPacket = new cPacket("initQkd");
discoveryPacket->addPar("type").setStringValue("initQkd");
discoveryPacket->addPar("srcMAC").setStringValue(this->getParentModule()->getParentModule()->getSubmodule(this->getParentModule()->getParentModule()->par("source").stringValue())->getSubmodule("clientPublicInterface")->par("macAddress").stringValue());
discoveryPacket->addPar("desMAC").setStringValue(this->getParentModule()->getParentModule()->getSubmodule(this->getParentModule()->getParentModule()->par("destination").stringValue())->getSubmodule("clientPublicInterface")->par("macAddress").stringValue());
sendDelayed(discoveryPacket, 2, "publicInterfaceCommunication$o");
}
else if(strcmp(this->getParentModule()->getParentModule()->par("multiPointSource"), this->getParentModule()->getName()) == 0)
{
cPacket *discoveryPacket2 = new cPacket("initQkd");
discoveryPacket2->addPar("type").setStringValue("initQkd");
discoveryPacket2->addPar("srcMAC").setStringValue(this->getParentModule()->getParentModule()->getSubmodule(this->getParentModule()->getParentModule()->par("multiPointSource").stringValue())->getSubmodule("clientPublicInterface")->par("macAddress").stringValue());
discoveryPacket2->addPar("desMAC").setStringValue(this->getParentModule()->getParentModule()->getSubmodule(this->getParentModule()->getParentModule()->par("multiPointDestination").stringValue())->getSubmodule("clientPublicInterface")->par("macAddress").stringValue());
sendDelayed(discoveryPacket2, 2, "publicInterfaceCommunication$o");
}
}
}
}
int ClientProcessor::numInitStages() const
{
return 3;
}
void ClientProcessor::handleMessage(cMessage *msg)
{
cModule *targetModule = this->getParentModule()->getSubmodule("clientMemory");
ClientMemory *clientMemory = check_and_cast<ClientMemory *>(targetModule);
cGate *gate = msg->getArrivalGate();
if(gate->isName("publicInterfaceCommunication$i"))
{
if(strcmp(msg->par("type").stringValue(),"initQkdRespons") == 0)
{
}
if(strcmp(msg->par("type").stringValue(),"qkdRequest") == 0)
{
QuantumKeyEntry *key = new QuantumKeyEntry();
key->setIdentity(1);
key->setMacAddress(msg->par("requestFrom").stringValue());
clientMemory->addQautumKey(key);
ClientProcessor::printKeyTable();
cPacket *qkdResponse = new cPacket("qkdResponse");
qkdResponse->addPar("type").setStringValue("QKD-RESPONSE");
qkdResponse->addPar("srcMAC").setStringValue(msg->par("desMAC").stringValue());
qkdResponse->addPar("desMAC").setStringValue(msg->par("srcMAC").stringValue());
send(qkdResponse,"publicInterfaceCommunication$o");
}
if(strcmp(msg->par("type").stringValue(),"QKD-ACK") == 0)
{
int randomKeyLength = this->getParentModule()->getParentModule()->par("initKeyLength").intValue();
clientMemory->setInitialKeyBin(ClientProcessor::convertToBinary(randomKeyLength));
cMessage *k1 = new cMessage("initialKey");
k1->addPar("type").setStringValue("initialKey");
k1->addPar("value").setStringValue(clientMemory->getInitialKeyBin().c_str());
send(k1,"quantumInterfaceCommunication$o");
}
if(strcmp(msg->par("type").stringValue(),"qkdStates") == 0)
{
QuantumKeyEntry *receivedKey = new QuantumKeyEntry();
receivedKey->setIdentity(1);
receivedKey->setMacAddress(msg->par("srcMAC").stringValue());
receivedKey->setKey(ClientProcessor::compareBasis(clientMemory->getPolarizationStates(), msg->par("filterUsage").stringValue(), clientMemory->getInitialKeyBin()).c_str());
receivedKey->setStatus("Active");
clientMemory->addQautumKey(receivedKey);
ClientProcessor::printKeyTable();
}
}
else
{
if(strcmp(msg->par("type").stringValue(), "quantumData") == 0)
{
clientMemory->setPendingKey(msg->par("siftedKey").stringValue());
clientMemory->getQuantumKey(clientMemory->getPendingTransaction()).setKey(msg->par("siftedKey").stringValue());
cPacket *polarizationStatus = new cPacket("quantumData");
polarizationStatus->addPar("type").setStringValue("quantumData");
polarizationStatus->addPar("filterUsage").setStringValue(msg->par("filterUsage").stringValue());
polarizationStatus->addPar("srcMAC").setStringValue(this->getParentModule()->getSubmodule("clientPublicInterface")->par("macAddress").stringValue());
polarizationStatus->addPar("desMAC").setStringValue(clientMemory->getPendingKeyMacAddress().c_str());
send(polarizationStatus,"publicInterfaceCommunication$o");
clientMemory->getQuantumKey(clientMemory->getPendingTransaction()).setStatus("Active");
ClientProcessor::printKeyTable();
}
if(strcmp(msg->par("type").stringValue(),"pfilter") == 0)
{
clientMemory->setPolarizationStates(msg->par("polarizationFilterUsed").stringValue());
}
}
delete msg;
}
unsigned int ClientProcessor::countSetBits(unsigned int n)
{
unsigned int count = 0;
while (n)
{
count += n & 1;
n >>= 1;
}
return count;
}
std::string ClientProcessor::convertToBinary(int initialKey)
{
std::string binKey = "";
for(int i=0; i<initialKey; i++)
{
binKey.append(std::to_string(rand()&1));
}
return binKey;
}
void ClientProcessor::printMacTable()
{
cModule *targetModule = this->getParentModule()->getSubmodule("clientMemory");
ClientMemory *clientMemory = check_and_cast<ClientMemory *>(targetModule);
EV<<"[*] "<<this->getName()<<" MAC Address Table\n";
EV<<"=============================================================================================\n";
EV<<" Identity Interface MacAddress Q_Interface Type \n";
EV<<"=============================================================================================\n";
EV<<" "
<<clientMemory->getMacTable(0).getIdentity()
<<" "
<<clientMemory->getMacTable(0).getInterface()
<<" "
<<clientMemory->getMacTable(0).getMacAddress()
<<" "
<<clientMemory->getMacTable(0).getQuantumInterfaceId()
<<" "
<<clientMemory->getMacTable(0).getType()
<<"\n";
EV<<"=============================================================================================\n";
}
void ClientProcessor::printKeyTable()
{
cModule *targetModule = this->getParentModule()->getSubmodule("clientMemory");
ClientMemory *clientMemory = check_and_cast<ClientMemory *>(targetModule);
EV<<"[*] "<<this->getParentModule()->getName()<<" Quantum Key Table\n";
EV<<"==============================================================================================================\n";
EV<<" ID MacAddress Key Status \n";
EV<<"==============================================================================================================\n";
for(int i=0; i<clientMemory->getNumberOfKey(); i++)
{
if(strcmp(clientMemory->getQuantumKey(i).getMacAddress(),this->getParentModule()->getSubmodule("clientPublicInterface")->par("macAddress").stringValue()) != 0)
{
EV<<" "
<<clientMemory->getQuantumKey(i).getIdentity()
<<" "
<<clientMemory->getQuantumKey(i).getMacAddress()
<<" "
<<clientMemory->getQuantumKey(i).getKey()
<<" "
<<clientMemory->getQuantumKey(i).getStatus()
<<"\n";
}
}
EV<<"==============================================================================================================\n";
}
std::string ClientProcessor::compareBasis(std::string statesUsed, std::string receivedStates, std::string randomBits)
{
std::string key;
char statsU[statesUsed.length()];
strcpy(statsU, statesUsed.c_str());
char statsR[receivedStates.length()];
strcpy(statsR, receivedStates.c_str());
char bitsR[randomBits.length()];
strcpy(bitsR, randomBits.c_str());
for(int i=0; i<receivedStates.length(); i++)
{
if(statsU[i] == '|' && statsR[i] == '+')
{
key += bitsR[i];
}
else if(statsU[i] == '/' && statsR[i] == 'x')
{
key += bitsR[i];
}
else if (statsU[i] == '-' && statsR[i] == '+')
{
key += bitsR[i];
}
else if (statsU[i] == '\\' && statsR[i] == 'x')
{
key += bitsR[i];
}
}
return key;
}