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86 lines
2.2 KiB
C++
86 lines
2.2 KiB
C++
/*
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* Hans - IP over ICMP
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* Copyright (C) 2009 Friedrich Schöller <hans@schoeller.se>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#include "time.h"
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const Time Time::ZERO = Time(0);
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Time::Time(int ms)
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{
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tv.tv_sec = ms / 1000;
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tv.tv_usec = (ms % 1000) * 1000;
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}
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Time Time::operator-(const Time &other) const
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{
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Time result;
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result.tv.tv_sec = tv.tv_sec - other.tv.tv_sec;
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result.tv.tv_usec = tv.tv_usec - other.tv.tv_usec;
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if (result.tv.tv_usec < 0)
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{
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result.tv.tv_usec += 1000000;
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result.tv.tv_sec -= 1;
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}
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return result;
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}
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Time Time::operator+(const Time &other) const
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{
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Time result;
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result.tv.tv_sec = tv.tv_sec + other.tv.tv_sec;
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result.tv.tv_usec = tv.tv_usec + other.tv.tv_usec;
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if (result.tv.tv_usec >= 1000000)
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{
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result.tv.tv_usec -= 1000000;
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result.tv.tv_sec += 1;
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}
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return result;
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}
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bool Time::operator==(const Time &other) const
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{
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return tv.tv_sec != other.tv.tv_sec ? false : tv.tv_usec == other.tv.tv_usec;
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}
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bool Time::operator!=(const Time &other) const
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{
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return tv.tv_sec != other.tv.tv_sec ? true : tv.tv_usec != other.tv.tv_usec;
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}
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bool Time::operator<(const Time &other) const
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{
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return tv.tv_sec != other.tv.tv_sec ? tv.tv_sec < other.tv.tv_sec : tv.tv_usec < other.tv.tv_usec;
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}
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bool Time::operator>(const Time &other) const
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{
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return tv.tv_sec != other.tv.tv_sec ? tv.tv_sec > other.tv.tv_sec : tv.tv_usec > other.tv.tv_usec;
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}
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Time Time::now()
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{
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Time result;
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gettimeofday(&result.tv, 0);
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return result;
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}
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