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// Copyright 2017 Yahoo Holdings. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#pragma once
#include <vespa/fastos/time.h>
#include <vespa/fastos/timestamp.h>
#define FASTOS_UNIX_TIMER_CMP(tvp, uvp, cmp) \
(((tvp)->tv_sec == (uvp)->tv_sec)? \
((tvp)->tv_usec cmp (uvp)->tv_usec) :\
((tvp)->tv_sec cmp (uvp)->tv_sec))
#define FASTOS_UNIX_TIMER_SUB(tvp, uvp, vvp) \
do { \
if ((tvp)->tv_usec >= (uvp)->tv_usec) {\
(vvp)->tv_sec = (tvp)->tv_sec - (uvp)->tv_sec; \
(vvp)->tv_usec = (tvp)->tv_usec - (uvp)->tv_usec;\
} else {\
(vvp)->tv_sec = (tvp)->tv_sec - (uvp)->tv_sec - 1; \
(vvp)->tv_usec = (tvp)->tv_usec - (uvp)->tv_usec + 1000000;\
}\
} while (0)
#define FASTOS_UNIX_TIMER_ADD(tvp, uvp, vvp) \
do { \
if ((tvp)->tv_usec+(uvp)->tv_usec<1000000) {\
(vvp)->tv_sec = (tvp)->tv_sec + (uvp)->tv_sec; \
(vvp)->tv_usec = (tvp)->tv_usec + (uvp)->tv_usec;\
} else {\
(vvp)->tv_sec = (tvp)->tv_sec + (uvp)->tv_sec + 1; \
(vvp)->tv_usec = (tvp)->tv_usec + (uvp)->tv_usec - 1000000;\
}\
} while (0)
class FastOS_UNIX_Time : public FastOS_TimeInterface
{
/*
* Class for OS independent time to millisecond resolution.
*
*/
private:
timeval _time;
public:
void SetZero() override { _time.tv_sec = 0; _time.tv_usec = 0; }
FastOS_UNIX_Time ()
: _time()
{
SetZero();
}
FastOS_UNIX_Time (double s)
: _time()
{
SetMilliSecs(s * 1000.0);
}
operator fastos::TimeStamp () {
return fastos::TimeStamp(_time);
}
FastOS_UNIX_Time& operator=(const FastOS_UNIX_Time& rhs);
FastOS_UNIX_Time& operator+=(const FastOS_UNIX_Time& rhs);
FastOS_UNIX_Time& operator-=(const FastOS_UNIX_Time& rhs);
bool operator>(const FastOS_UNIX_Time rhs) const {
return FASTOS_UNIX_TIMER_CMP(&_time, &rhs._time, >);
}
bool operator<(const FastOS_UNIX_Time rhs) const {
return FASTOS_UNIX_TIMER_CMP(&_time, &rhs._time, <);
}
bool operator>=(const FastOS_UNIX_Time rhs) const {
return FASTOS_UNIX_TIMER_CMP(&_time, &rhs._time, >=);
}
bool operator<=(const FastOS_UNIX_Time rhs) const {
return FASTOS_UNIX_TIMER_CMP(&_time, &rhs._time, <=);
}
bool operator==(const FastOS_UNIX_Time rhs) const {
return FASTOS_UNIX_TIMER_CMP(&_time, &rhs._time, ==);
}
double MicroSecs() const override;
double MilliSecs() const override;
double Secs() const override;
void SetMicroSecs(double microsecs) override;
void SetMilliSecs(double millisecs) override;
void SetSecs(double secs) override;
void SetNow() override;
long int GetSeconds() const override { return _time.tv_sec; }
long int GetMicroSeconds() const override { return _time.tv_usec; }
};
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