GlobalTraceManager.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 __GLOBALTRACEMANAGER_H_
00025 #define __GLOBALTRACEMANAGER_H_
00026 
00027 #include <omnetpp.h>
00028 
00029 class UnderlayConfigurator;
00030 class GlobalNodeList;
00031 
00037 class GlobalTraceManager : public cSimpleModule
00038 {
00039   public:
00040     GlobalTraceManager();
00041     ~GlobalTraceManager();
00042     void handleMessage(cMessage* msg);
00043     void initialize(int stage);
00044 
00045   protected:
00046     void readNextBlock();
00047     void scheduleNextEvent(double time, int nodeId, char* buf, int line);
00048     void createNode(int nodeId);
00049     void deleteNode(int nodeId);
00050     cGate* getAppGateById(int nodeId);
00051     UnderlayConfigurator* underlayConfigurator;
00052     GlobalNodeList* globalNodeList; 
00054   private:
00055     int fd, filesize, chunksize, remain, marginsize, offset;
00056     char* buf, *start;
00057     static const int readPages = 32; // Map tracefiles in chunks of 32 pages (i.e. 128k on intel x86)
00058     // MUST be bigger than 2!
00059 
00060     cMessage* nextRead;
00061 };
00062 
00063 #endif
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