//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 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 Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with this program. If not, see http://www.gnu.org/licenses/.
//
// Author: Kewin Rausch (kewin.rausch@create-net.org)
#ifndef __RINA_PDUFTGPOLICY_H
#define __RINA_PDUFTGPOLICY_H
#include <omnetpp.h>
#include "Flow.h"
#include "RMTPort.h"
#include "PDUFTGUpdate.h"
// Forwarding declaration.
class PDUFwdTabGenerator;
// Provides a base class for every policy used in the PDUFTG module.
//
class PDUFTGPolicy :
public cSimpleModule
{
private:
protected:
PDUFwdTabGenerator * fwdtg;
void handleMessage(cMessage *msg);
void initialize();
public:
PDUFTGPolicy();
~PDUFTGPolicy();
// Computes the initial state of the forwarding table.
//
virtual void computeForwardingTable();
// Evaluated in term of policy defined flow if a flow exists.
//
virtual PDUFTGInfo * flowExists(Address addr, unsigned short qos);
// Insert a new flow which has been open locally to this IPC Process.
//
virtual void insertNewFlow(Address addr, unsigned short qos, RMTPort * port);
// Merge an incoming information with the existing ones.
//
virtual void mergeForwardingInfo(PDUFTGUpdate * info);
// Removes a local opened flow.
//
virtual void removeFlow(Address addr, unsigned short qos);
};
#endif // __PDUFTGPOLICY_H