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62 lines
1.4 KiB
62 lines
1.4 KiB
// SPDX-License-Identifier: GPL-2.0-only
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/*
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* Digital Voice Modem - Common Library
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* GPLv2 Open Source. Use is subject to license terms.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* Copyright (C) 2015,2016 Jonathan Naylor, G4KLX
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*
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*/
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#include "StopWatch.h"
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#include <cstdio>
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#include <ctime>
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// ---------------------------------------------------------------------------
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// Public Class Members
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// ---------------------------------------------------------------------------
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/* Initializes a new instance of the StopWatch class. */
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StopWatch::StopWatch() :
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m_startMS(0ULL)
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{
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/* stub */
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}
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/* Finalizes a instance of the StopWatch class. */
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StopWatch::~StopWatch()
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{
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/* stub */
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}
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/* Gets the current running time. */
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ulong64_t StopWatch::time() const
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{
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struct timeval now;
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::gettimeofday(&now, NULL);
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return now.tv_sec * 1000ULL + now.tv_usec / 1000ULL;
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}
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/* Starts the stopwatch. */
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ulong64_t StopWatch::start()
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{
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struct timespec now;
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::clock_gettime(CLOCK_MONOTONIC, &now);
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m_startMS = now.tv_sec * 1000ULL + now.tv_nsec / 1000000ULL;
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return m_startMS;
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}
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/* Gets the elapsed time since the stopwatch started. */
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uint32_t StopWatch::elapsed()
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{
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struct timespec now;
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::clock_gettime(CLOCK_MONOTONIC, &now);
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ulong64_t nowMS = now.tv_sec * 1000ULL + now.tv_nsec / 1000000ULL;
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return nowMS - m_startMS;
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}
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