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//

// 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/.

// 

#ifndef IntSimpleRouting_H_

#define IntSimpleRouting_H_

#include <IntRouting.h>

#include <string>

typedef std::pair<unsigned short, std::string> qosPaddr;

typedef std::map<qosPaddr, std::string> entries2Next;

typedef std::pair<qosPaddr, std::string> entries2NextItem;

typedef entries2Next::iterator entries2NextIt;

class IntSimpleRouting: public IntRouting {

public:

    //Process a Routing Update, return true => inform FWDG of the update

    virtual bool processUpdate(IntRoutingUpdate * update) = 0;

    //Flow inserted/removed

    virtual void insertFlow(const Address &addr, const std::string &dst, const unsigned short &qos, const unsigned short &metric) = 0;

    virtual void removeFlow(const Address &addr, const std::string &dst, const unsigned short &qos) = 0;

    //Get Changes

    virtual entries2Next getChanges() = 0;

    virtual entries2Next getAll() = 0;

protected:

    // Called after initialize

    virtual void onPolicyInit() = 0;

};

#endif /* IntSimpleRouting_H_ */