105 lines
2.8 KiB
C++
105 lines
2.8 KiB
C++
/*
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* Copyright (c) 2011 Juli Mallett. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#ifndef COMMON_TIME_TIME_H
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#define COMMON_TIME_TIME_H
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#include <map>
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struct NanoTime {
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uintmax_t seconds_;
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uintmax_t nanoseconds_;
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NanoTime(void)
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: seconds_(0),
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nanoseconds_(0)
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{ }
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NanoTime(const NanoTime& src)
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: seconds_(src.seconds_),
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nanoseconds_(src.nanoseconds_)
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{ }
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bool operator< (const NanoTime& b) const
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{
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if (seconds_ == b.seconds_)
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return (nanoseconds_ < b.nanoseconds_);
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return (seconds_ < b.seconds_);
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}
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bool operator> (const NanoTime& b) const
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{
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if (seconds_ == b.seconds_)
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return (nanoseconds_ > b.nanoseconds_);
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return (seconds_ > b.seconds_);
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}
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bool operator<= (const NanoTime& b) const
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{
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if (seconds_ == b.seconds_)
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return (nanoseconds_ <= b.nanoseconds_);
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return (seconds_ <= b.seconds_);
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}
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bool operator>= (const NanoTime& b) const
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{
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if (seconds_ == b.seconds_)
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return (nanoseconds_ >= b.nanoseconds_);
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return (seconds_ >= b.seconds_);
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}
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NanoTime& operator+= (const NanoTime& b)
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{
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seconds_ += b.seconds_;
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nanoseconds_ += b.nanoseconds_;
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if (nanoseconds_ >= 1000000000) {
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seconds_++;
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nanoseconds_ -= 1000000000;
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}
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return (*this);
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}
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NanoTime& operator-= (const NanoTime& b)
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{
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ASSERT("/nano/time", *this >= b);
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if (nanoseconds_ < b.nanoseconds_) {
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nanoseconds_ += 1000000000;
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seconds_ -= 1;
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}
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seconds_ -= b.seconds_;
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nanoseconds_ -= b.nanoseconds_;
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return (*this);
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}
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static NanoTime current_time(void);
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static void sleep(int ms);
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};
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#endif /* !COMMON_TIME_TIME_H */
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