I3.h

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00001 //
00002 // Copyright (C) 2006 Institut fuer Telematik, Universitaet Karlsruhe (TH)
00003 //
00004 // This program is free software; you can redistribute it and/or
00005 // modify it under the terms of the GNU General Public License
00006 // as published by the Free Software Foundation; either version 2
00007 // of the License, or (at your option) any later version.
00008 //
00009 // This program is distributed in the hope that it will be useful,
00010 // but WITHOUT ANY WARRANTY; without even the implied warranty of
00011 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00012 // GNU General Public License for more details.
00013 //
00014 // You should have received a copy of the GNU General Public License
00015 // along with this program; if not, write to the Free Software
00016 // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
00017 //
00018 
00024 #ifndef __I3_H__
00025 #define __I3_H__
00026 
00027 #include "I3Trigger.h"
00028 #include "I3Identifier.h"
00029 #include <omnetpp.h>
00030 #include <OverlayKey.h>
00031 #include "I3Message.h"
00032 #include <BaseApp.h>
00033 
00035 class I3TriggerSet : public std::set<I3Trigger>
00036 {
00037     friend std::ostream& operator<<(std::ostream& os, const I3TriggerSet &t);
00038 };
00039 
00040 typedef std::map< I3Identifier, I3TriggerSet > I3TriggerTable;
00041 
00046 class I3 : public BaseApp
00047 {
00048 protected:
00050     int numDroppedPackets;
00051     int byteDroppedPackets;
00052 
00053     int numForwardedPackets;
00054     int numForwardedBytes;
00055 
00057     int triggerTimeToLive;
00058 
00060     I3TriggerTable triggerTable;
00061 
00063     cMessage *expirationTimer;
00064 
00066     int numInitStages() const;
00067 
00071     virtual void initializeApp(int stage);
00072 
00077     virtual void deliver(OverlayKey &key, cMessage *msg);
00078 
00082     virtual void handleUDPMessage(cMessage *msg);
00083 
00087     virtual void handleTimerEvent(cMessage* msg);
00088 
00093     void sendQueryReply(const I3Identifier &id, const I3IPAddress &add);
00094 
00095     virtual void forward(OverlayKey *key, cPacket **msg, NodeHandle* nextHopNode);
00096 
00098     void updateTriggerTableString();
00099 
00100     virtual void finish();
00101 
00102 public:
00104     I3TriggerTable &getTriggerTable();
00105 
00112     const I3Identifier *findClosestMatch(const I3Identifier &t) const;
00113 
00117     void insertTrigger(I3Trigger &t);
00118 
00122     void removeTrigger(I3Trigger &t);
00123 
00132     void sendPacket(I3SendPacketMessage *msg);
00133 
00137     void sendToNode(I3SendPacketMessage *imsg);
00138 
00139 };
00140 
00141 #endif
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