OSPFInterfaceState.h

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//
// Copyright (C) 2006 Andras Babos and Andras Varga
//
// 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 2
// 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 __INET_OSPFINTERFACESTATE_H
#define __INET_OSPFINTERFACESTATE_H

#include "OSPFInterface.h"

namespace OSPF {

class InterfaceState {
protected:
    void ChangeState(Interface* intf, InterfaceState* newState, InterfaceState* currentState);
    void CalculateDesignatedRouter(Interface* intf);

public:
    virtual ~InterfaceState() {}

    virtual void ProcessEvent(Interface* intf, Interface::InterfaceEventType event) = 0;
    virtual Interface::InterfaceStateType GetState(void) const = 0;
};

} // namespace OSPF

#endif // __INET_OSPFINTERFACESTATE_H