xsens_time.h

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#ifndef XSENS_TIME_H
#define XSENS_TIME_H

#ifndef _PSTDINT_H_INCLUDED
#       include "pstdint.h"
#endif

#include <time.h>

namespace xsens {

#define XSENS_SEC_PER_DAY       (60*60*24)
#define XSENS_MS_PER_DAY        (XSENS_SEC_PER_DAY*1000)
#define XSENS_TIMESTAMP_MAX     (0x7FFFFFFFFFFFFFFFLL)

typedef int64_t TimeStamp;

uint32_t getTimeOfDay(tm* date_ = NULL, time_t* secs_ = NULL);

int64_t getDateTime(tm * date = 0);

void getDateAsString(uint8_t* dest, tm const* date = 0);

void getTimeAsString(uint8_t* dest, tm const* date = 0);

void msleep(uint32_t ms);

TimeStamp timeStampNow();
void initializeTime();


class TimeSyncPrivate;
class TimeSync {
private:
        TimeSyncPrivate* d;

public:
        TimeSync(double skew, int historySize);
        ~TimeSync();

        int isInitialized() const;
        void reset();
        void update(TimeStamp local, TimeStamp external);
        void setInitialSkew(double skew);

        TimeStamp localTime(TimeStamp external);
        TimeStamp externalTime(TimeStamp local);
};


class MillisecondTimer
{
public:
        MillisecondTimer();
        void restart();
        uint32_t millisecondsElapsed();
private:
        uint32_t m_tstart;
};


}       // end of xsens namespace




#endif  // XSENS_TIME_H