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00001 //
00002 // This program is free software: you can redistribute it and/or modify
00003 // it under the terms of the GNU Lesser General Public License as published by
00004 // the Free Software Foundation, either version 3 of the License, or
00005 // (at your option) any later version.
00006 // 
00007 // This program is distributed in the hope that it will be useful,
00008 // but WITHOUT ANY WARRANTY; without even the implied warranty of
00009 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00010 // GNU Lesser General Public License for more details.
00011 // 
00012 // You should have received a copy of the GNU Lesser General Public License
00013 // along with this program.  If not, see http://www.gnu.org/licenses/.
00014 // 
00015 
00016 #ifndef __ANSAINET_STP_H_
00017 #define __ANSAINET_STP_H_
00018 
00019 #include <string>
00020 #include <vector>
00021 
00022 #include <omnetpp.h>
00023 //#include "MACAddress.h"
00024 #include "stpi.h"
00025 #include "MACAddress.h"
00026 #include "macTable.h"
00027 #include "STPBPDU_m.h"
00028 #include "STPTCN_m.h"
00029 
00030 class Stp : public cSimpleModule
00031 {
00032   public:
00033 
00034         bool learning(unsigned int, unsigned int);
00035         bool forwarding(unsigned int, unsigned int);
00036 
00037         void dispatchALL();
00038         void dispatch(unsigned int);
00039 
00040 
00041         /* FOR XML CONFIGURATOR*/
00042         int getInstanceIndex(unsigned int);
00043         void setBridgePriority(unsigned int, unsigned int);
00044 
00045         void setPortPriority(unsigned int, std::vector<unsigned int>&, std::vector<unsigned int>&);
00046         void setLinkCost(unsigned int, std::vector<unsigned int>&, std::vector<unsigned int>&);
00047         void setForwardDelay(unsigned int, unsigned int);
00048         void setMaxAge(unsigned int, unsigned int);
00049         void setHelloTime(unsigned int, unsigned int);
00050 
00051 
00052 
00053 
00054   protected:
00055     virtual void initialize(int stage);
00056     virtual int numInitStages() const {return 2;}
00057     virtual void handleMessage(cMessage * msg);
00058     virtual void finish();
00059     void handleSelfMessage(cMessage * msg);
00060     void handleBPDU(STPBPDU * bpdu);
00061     void handleTCN(STPTCN * tcn);
00062 
00063     /* internal for XML config */
00064     void setPortPriority(unsigned int, unsigned int, unsigned int);
00065     void setLinkCost(unsigned int, unsigned int, unsigned int);
00066 
00067         unsigned int portCount;
00068         MACAddress bridgeAddress;
00069 
00070 
00071     std::vector<unsigned int> instReg; // search vector of existing instances
00072     std::vector<stpi> inst; // actual instances
00073 
00074         /* timers */
00075     cMessage * tick;
00076 
00077     MACTable * addrTable;
00078 
00079 };
00080 
00081 
00082 
00083 
00084 
00085 
00086 #endif