107 lines
2.4 KiB
C++
107 lines
2.4 KiB
C++
/*
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* Copyright 2008 Free Software Foundation, Inc.
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*
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* SPDX-License-Identifier: AGPL-3.0+
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*
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* This software is distributed under the terms of the GNU Affero Public License.
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* See the COPYING file in the main directory for details.
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*
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* This use of this software may be subject to additional restrictions.
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* See the LEGAL file in the main directory for details.
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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 Affero 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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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 Affero General Public License for more details.
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You should have received a copy of the GNU Affero 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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#include "Timeval.h"
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extern "C" {
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#include <osmocom/core/timer.h>
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}
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using namespace std;
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void Timeval::now()
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{
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osmo_clock_gettime(CLOCK_REALTIME, &mTimespec);
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}
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void Timeval::future(unsigned offset)
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{
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now();
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unsigned sec = offset/1000;
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unsigned msec = offset%1000;
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mTimespec.tv_nsec += msec*1000*1000;
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mTimespec.tv_sec += sec;
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if (mTimespec.tv_nsec > 1000*1000*1000) {
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mTimespec.tv_nsec -= 1000*1000*1000;
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mTimespec.tv_sec += 1;
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}
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}
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struct timespec Timeval::timespec() const
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{
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return mTimespec;
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}
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bool Timeval::passed() const
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{
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Timeval nowTime;
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if (nowTime.mTimespec.tv_sec < mTimespec.tv_sec) return false;
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if (nowTime.mTimespec.tv_sec > mTimespec.tv_sec) return true;
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if (nowTime.mTimespec.tv_nsec >= mTimespec.tv_nsec) return true;
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return false;
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}
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double Timeval::seconds() const
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{
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return ((double)mTimespec.tv_sec) + 1e-9*((double)mTimespec.tv_nsec);
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}
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long Timeval::delta(const Timeval& other) const
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{
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// 2^31 milliseconds is just over 4 years.
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int32_t deltaS = other.sec() - sec();
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int32_t deltaNs = other.nsec() - nsec();
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return 1000*deltaS + deltaNs/1000000;
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}
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ostream& operator<<(ostream& os, const Timeval& tv)
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{
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ios_base::fmtflags flags_backup = os.setf( ios::fixed, ios::floatfield );
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os << tv.seconds();
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os.flags( flags_backup );
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return os;
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}
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ostream& operator<<(ostream& os, const struct timespec& ts)
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{
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os << ts.tv_sec << "," << ts.tv_nsec/1000;
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return os;
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}
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// vim: ts=4 sw=4
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