daemon/src/routing/RetransmissionExtension.h

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/*
 * RetransmissionExtension.h
 *
 *  Created on: 09.03.2010
 *      Author: morgenro
 */

#ifndef RETRANSMISSIONEXTENSION_H_
#define RETRANSMISSIONEXTENSION_H_

#include "routing/BaseRouter.h"
#include "ibrdtn/data/BundleID.h"
#include "ibrdtn/data/EID.h"
#include <queue>
#include <set>

namespace dtn
{
        namespace routing
        {
                class RetransmissionExtension : public BaseRouter::Extension
                {
                public:
                        RetransmissionExtension();
                        virtual ~RetransmissionExtension();

                        void notify(const dtn::core::Event *evt);

                private:
                        class RetransmissionData : public dtn::data::BundleID
                        {
                        public:
                                RetransmissionData(const dtn::data::BundleID &id, dtn::data::EID destination, size_t retry = 2);
                                virtual ~RetransmissionData();


                                const dtn::data::EID destination;

                                size_t getTimestamp() const;
                                size_t getCount() const;

                                RetransmissionData& operator++();
                                RetransmissionData& operator++(int);

                                bool operator!=(const RetransmissionData &obj);
                                bool operator==(const RetransmissionData &obj);

                        private:
                                size_t _timestamp;
                                size_t _count;
                                const size_t retry;
                        };

                        std::queue<RetransmissionData> _queue;
                        std::set<RetransmissionData> _set;
                };
        }
}

#endif /* RETRANSMISSIONEXTENSION_H_ */