ibrdtn/ibrdtn/utils/Clock.h

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/*
 * Clock.h
 *
 *  Created on: 24.06.2010
 *      Author: morgenro
 */

#ifndef CLOCK_H_
#define CLOCK_H_

#include <sys/types.h>
#include <sys/time.h>

#include "ibrdtn/data/Bundle.h"

namespace dtn
{
        namespace utils
        {
                class Clock
                {
                public:
                        static size_t getUnixTimestamp();
                        static size_t getTime();

                        static bool isExpired(const dtn::data::Bundle &b);

                        static bool isExpired(size_t timestamp, size_t lifetime = 0) __attribute__ ((deprecated));

                        static size_t getExpireTime(const dtn::data::Bundle &b);

                        static size_t getExpireTime(size_t timestamp, size_t lifetime) __attribute__ ((deprecated));

                        static size_t getExpireTime(size_t lifetime);

                        static void settimeofday(struct timeval *tv);

                        static void gettimeofday(struct timeval *tv);

                        static void setOffset(struct timeval &tv);

                        static int timezone;

                        static u_int32_t TIMEVAL_CONVERSION;

                        static float quality;

                        static bool badclock;

                        static bool modify_clock;

                private:
                        Clock();
                        virtual ~Clock();

                        static bool __isExpired(size_t timestamp, size_t lifetime = 0);
                        static size_t __getExpireTime(size_t timestamp, size_t lifetime);

                        static struct timeval _offset;
                        static bool _offset_init;
                };
        }
}

#endif /* CLOCK_H_ */