spatem_ts_utils.h

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/*
=============================================================================
MIT License
 
Copyright (c) 2023-2024 Institute for Automotive Engineering (ika), RWTH Aachen University
 
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
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The above copyright notice and this permission notice shall be included in all
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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=============================================================================
*/

 
#include <ctime>
 
#pragma once
 
namespace etsi_its_spatem_ts_msgs {
 
namespace access {

  inline uint64_t getUnixSecondsOfYear(const uint64_t unixSecond) {
 
    // Get current time as a time_point
    time_t ts = static_cast<time_t>(unixSecond); // Convert uint64_t to time_t
 
    struct tm* timeinfo;
    timeinfo = gmtime(&ts);
 
    // Set the timeinfo to the beginning of the year
    timeinfo->tm_sec = 0;
    timeinfo->tm_min = 0;
    timeinfo->tm_hour = 0;
    timeinfo->tm_mday = 1;
    timeinfo->tm_mon = 0;
 
    return timegm(timeinfo); // Convert struct tm back to Unix timestamp
  }

  inline uint64_t getUnixNanosecondsFromMinuteOfTheYear(const MinuteOfTheYear& moy, const uint64_t unix_nanoseconds_estimate) {
    return ((uint64_t)(moy.value*60) + getUnixSecondsOfYear(unix_nanoseconds_estimate*1e-9))*1e9;
  }
 
} // namespace etsi_its_spatem_ts_msgs
} // namespace access