82 lines
2.4 KiB
C++
82 lines
2.4 KiB
C++
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#ifndef TIMESTAMP_HPP_SFETMZJI
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#define TIMESTAMP_HPP_SFETMZJI
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#include <vanetza/common/clock.hpp>
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#include <vanetza/geonet/serialization.hpp>
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#include <cstdint>
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#include <boost/operators.hpp>
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#include <boost/date_time/posix_time/posix_time.hpp>
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#include <boost/units/absolute.hpp>
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#include <boost/units/quantity.hpp>
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#include <boost/units/systems/si/time.hpp>
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#include <boost/units/make_scaled_unit.hpp>
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namespace vanetza
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{
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namespace geonet
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{
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class Timestamp : public boost::totally_ordered<Timestamp>
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{
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public:
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typedef uint32_t value_type;
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typedef boost::units::make_scaled_unit<
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boost::units::si::time,
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boost::units::scale<10, boost::units::static_rational<-3>>
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>::type unit_type;
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typedef boost::units::absolute<unit_type> absolute_unit_type;
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typedef boost::units::quantity<absolute_unit_type, value_type> time_type;
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typedef boost::units::quantity<unit_type, value_type> duration_type;
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static unit_type millisecond();
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static boost::posix_time::ptime start_time();
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Timestamp() : m_timestamp(0) {}
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Timestamp(time_type t) : m_timestamp(t) {}
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Timestamp(const Clock::time_point&);
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Timestamp(const boost::posix_time::ptime&);
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value_type raw() const { return m_timestamp.value(); }
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time_type quantity() const { return m_timestamp; }
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Timestamp& operator+=(duration_type);
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Timestamp& operator-=(duration_type);
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/**
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* Timestamp is before other one
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* \param other time stamp
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* \return true if other timestamp is later
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*/
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bool before(const Timestamp& other) const;
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/**
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* Timestamp is after other one
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* \param other time stamp
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* \return true is other timestamp is before
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*/
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bool after(const Timestamp& other) const;
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private:
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time_type m_timestamp; // since 01-01-2004 00:00:00.0
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};
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// timestamp calculus
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Timestamp operator+(Timestamp lhs, Timestamp::duration_type rhs);
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Timestamp operator-(Timestamp lhs, Timestamp::duration_type rhs);
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Timestamp::duration_type operator-(Timestamp lhs, Timestamp rhs);
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// timestamp comparison according to ETSI GeoNet
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bool is_greater(Timestamp lhs, Timestamp rhs);
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// operators required for boost::totally_ordered
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bool operator<(Timestamp lhs, Timestamp rhs);
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bool operator==(Timestamp lhs, Timestamp rhs);
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// serialization
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void serialize(const Timestamp&, OutputArchive&);
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void deserialize(Timestamp&, InputArchive&);
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} // namespace geonet
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} // namespace vanetza
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#endif /* TIMESTAMP_HPP_SFETMZJI */
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