RoutingExtension.h

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/*
 * RoutingExtension.h
 *
 * Copyright (C) 2013 IBR, TU Braunschweig
 *
 * Written-by: Johannes Morgenroth <morgenroth@ibr.cs.tu-bs.de>
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 */

#ifndef ROUTINGEXTENSION_H_
#define ROUTINGEXTENSION_H_

#include "storage/BundleResult.h"
#include "routing/NeighborDatabase.h"
#include "routing/NodeHandshake.h"
#include "core/Event.h"
#include "core/Node.h"
#include <ibrdtn/data/BundleID.h>
#include <ibrdtn/data/EID.h>

namespace dtn
{
        namespace routing
        {
                class BaseRouter;

                class RoutingResult
                 : public dtn::storage::BundleResult, public std::list<std::pair<dtn::data::MetaBundle, dtn::core::Node::Protocol> >
                {
                public:
                        RoutingResult();
                        virtual ~RoutingResult();

                        virtual void put(const dtn::data::MetaBundle &bundle) throw ();
                        virtual void put(const dtn::data::MetaBundle &bundle, const dtn::core::Node::Protocol p) throw ();
                };

                class RoutingExtension
                {
                        static const std::string TAG;

                public:
                        RoutingExtension();
                        virtual ~RoutingExtension() = 0;

                        virtual void componentUp() throw () = 0;
                        virtual void componentDown() throw () = 0;

                        virtual const std::string getTag() const throw () { return "default"; }

                        virtual void eventDataChanged(const dtn::data::EID &peer) throw () { };

                        virtual void eventTransferCompleted(const dtn::data::EID &peer, const dtn::data::MetaBundle &meta) throw () { };

                        virtual void eventBundleQueued(const dtn::data::EID &peer, const dtn::data::MetaBundle &meta) throw () { };

                        virtual void requestHandshake(const dtn::data::EID&, NodeHandshake&) const { };

                        virtual void responseHandshake(const dtn::data::EID&, const NodeHandshake&, NodeHandshake&) { };

                        virtual void processHandshake(const dtn::data::EID&, NodeHandshake&) { };

                protected:
                        void transferTo(const dtn::data::EID &destination, const dtn::data::MetaBundle &meta, const dtn::core::Node::Protocol);

                        BaseRouter& operator*();
                };
        } /* namespace routing */
} /* namespace dtn */
#endif /* ROUTINGEXTENSION_H_ */