SimpleUDP.h

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//
// Copyright (C) 2000 Institut fuer Telematik, Universitaet Karlsruhe
// Copyright (C) 2004,2005 Andras Varga
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License
// as published by the Free Software Foundation; either version 2
// of the License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
//

//
// Author: Jochen Reber
// Rewrite: Andras Varga 2004,2005
// Modifications: Stephan Krause, Bernhard Mueller
//

#ifndef __SIMPLEUDP_H__
#define __SIMPLEUDP_H__

#include <map>
#include <list>

#include <InitStages.h>
#include <UDP.h>

#include "UDPControlInfo_m.h"

class GlobalNodeList;
class SimpleNodeEntry;
class GlobalStatistics;

class IPControlInfo;
class IPv6ControlInfo;
class ICMP;
class ICMPv6;
class UDPPacket;

const int IPv6_HEADER_BYTES = 40;

class SimpleUDP : public UDP
{
public:

    // delay fault type string and corresponding map for switch..case
    static std::string delayFaultTypeString;
    enum delayFaultTypeNum {
        delayFaultUndefined,
        delayFaultLiveAll,
        delayFaultLivePlanetlab,
        delayFaultSimulation
    };
    static std::map<std::string, delayFaultTypeNum> delayFaultTypeMap;

protected:

    // statistics
    int numQueueLost; 
    int numPartitionLost; 
    int numDestUnavailableLost; 
    simtime_t delay; 
    simtime_t constantDelay; 
    bool useCoordinateBasedDelay; 
    double jitter; 
    bool enableAccessRouterTxQueue; /* model the tx queue of the access router of an destination node */
    bool faultyDelay; 
    GlobalNodeList* globalNodeList; 
    GlobalStatistics* globalStatistics; 
    SimpleNodeEntry* nodeEntry; 
public:
    void setNodeEntry(SimpleNodeEntry* entry);

protected:
    void updateDisplayString();

    virtual void processMsgFromApp(cPacket *appData);

    // process UDP packets coming from IP
    virtual void processUDPPacket(cPacket *udpPacket);

    virtual void processUndeliverablePacket(cPacket *udpPacket, cPolymorphic *ctrl);
    virtual void sendUp(cPacket *payload, UDPControlInfo *ctrl, SockDesc *sd);

public:
    SimpleUDP();

    virtual ~SimpleUDP();

protected:
    virtual void initialize(int stage);

    virtual void handleMessage(cMessage *msg);

    virtual int numInitStages() const
    {
        return MAX_STAGE_UNDERLAY + 1;
    }

    void finish();
};

#endif