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 __VAST_H_ 00025 #define __VAST_H_ 00026 00027 #include <omnetpp.h> 00028 #include <BaseOverlay.h> 00029 #include <float.h> 00030 #include <VastDefs.h> 00031 #include <Vast_m.h> 00032 //#include <IPvXAddress.h> 00033 //#include <NodeHandle.h> 00034 //#include <NeighborsList.h> 00035 00037 00041 class Vast : public BaseOverlay 00042 { 00043 public: 00044 // OMNeT++ 00045 ~Vast(); 00046 void initializeOverlay(int stage); 00047 void finishOverlay(); 00048 void handleUDPMessage(BaseOverlayMessage* msg); 00049 void handleTimerEvent(cMessage* msg); 00050 void handleAppMessage(cMessage* msg); 00051 void handleNodeLeaveNotification(); 00052 void handleNodeGracefulLeaveNotification(); 00053 00054 double getAOI(); 00055 Vector2D getPosition(); 00056 NodeHandle getHandle(); 00057 double getAreaDimension(); 00058 00059 SiteMap Sites; 00060 Site thisSite; 00061 00062 protected: 00063 // node references 00064 double AOI_size; 00065 double areaDimension; 00066 PositionSet Positions; 00067 StockList Stock; 00068 00069 // statistics 00070 long joinRequestBytesSent; 00071 long joinAcknowledgeBytesSent; 00072 long nodeMoveBytesSent; 00073 long newNeighborsBytesSent; 00074 long nodeLeaveBytesSent; 00075 long enclosingNeighborsRequestBytesSent; 00076 long pingBytesSent; 00077 long pongBytesSent; 00078 long discardNodeBytesSent; 00079 00080 long maxBytesPerSecondSent, averageBytesPerSecondSent, bytesPerSecond; 00081 unsigned int secTimerCount; 00082 00083 // parameters 00084 bool debugVoronoiOutput; 00085 simtime_t joinTimeout, pingTimeout, discoveryIntervall, checkCriticalIntervall; 00086 double criticalThreshold; 00087 unsigned long stockListSize; 00088 00089 // Voronoi parameters 00090 Geometry geom; 00091 EdgeList edgelist; 00092 HeapPQ heap; 00093 00094 void addNode(Vector2D p, NodeHandle node, int NeighborCount = 0); 00095 void addNodeToStock(NodeHandle node); 00096 void removeNode(NodeHandle node); 00097 void buildVoronoi(); 00098 void buildVoronoi(Vector2D old_pos, Vector2D new_pos); 00099 void removeNeighbors(); 00100 00101 // timers 00102 cMessage* join_timer; 00103 cMessage* ping_timer; 00104 cMessage* discovery_timer; 00105 cMessage* checkcritical_timer; 00106 cMessage* sec_timer; 00107 00108 void sendToApp(cMessage* msg); 00109 void sendMessage(VastMessage* vastMsg, NodeHandle destAddr); 00110 void setBootstrapedIcon(); 00111 void changeState(int state); 00112 00113 // timer processing 00114 void processJoinTimer(); 00115 void processPingTimer(); 00116 void processSecTimer(); 00117 void processCheckCriticalTimer(); 00118 void processDiscoveryTimer(); 00119 00120 // app handlers 00121 void handleJoin(GameAPIPositionMessage* sgcMsg); 00122 void handleMove(GameAPIPositionMessage* sgcMsg); 00123 void handleEvent(GameAPIMessage* msg); 00124 00125 // overlay handlers 00126 void handleJoinRequest(VastMessage *vastMsg); 00127 void handleJoinAcknowledge(VastListMessage *vastListMsg); 00128 void handleNodeMove(VastMoveMessage *vastMoveMsg); 00129 void handleNewNeighbors(VastListMessage *vastListMsg); 00130 void handleNodeLeave(VastListMessage *vastListMsg); 00131 void handleEnclosingNeighborsRequest(VastMessage *vastMsg); 00132 void handleBackupNeighbors(VastListMessage *vastListMsg); 00133 void handlePing(VastMessage *vastMsg); 00134 void handlePong(VastMessage *vastMsg); 00135 void handleDiscardNode(VastDiscardMessage *vastMsg); 00136 void sendDiscardNode(VastMessage *vastMsg); 00137 void synchronizeApp(VastMoveMessage *vastMoveMsg = NULL); 00138 }; 00139 00140 #endif
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