You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
dvmhost/src/common/Timer.cpp

123 lines
3.2 KiB

/**
* Digital Voice Modem - Host Software
* GPLv2 Open Source. Use is subject to license terms.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* @package DVM / Host Software
*
*/
//
// Based on code from the MMDVMHost project. (https://github.com/g4klx/MMDVMHost)
// Licensed under the GPLv2 License (https://opensource.org/licenses/GPL-2.0)
//
/*
* Copyright (C) 2009,2010,2015 by Jonathan Naylor G4KLX
* Copyright (C) 2017-2019 by Bryan Biedenkapp N2PLL
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "Defines.h"
#include "Timer.h"
#include <cstdio>
#include <cassert>
// ---------------------------------------------------------------------------
// Public Class Members
// ---------------------------------------------------------------------------
/// <summary>
/// Initializes a new instance of the Timer class.
/// </summary>
Timer::Timer() :
m_ticksPerSec(1000U),
m_timeout(0U),
m_timer(0U),
m_paused(false)
{
/* stub */
}
/// <summary>
/// Initializes a new instance of the Timer class.
/// </summary>
/// <param name="ticksPerSec"></param>
/// <param name="secs"></param>
/// <param name="msecs"></param>
Timer::Timer(uint32_t ticksPerSec, uint32_t secs, uint32_t msecs) :
m_ticksPerSec(ticksPerSec),
m_timeout(0U),
m_timer(0U),
m_paused(false)
{
assert(ticksPerSec > 0U);
if (secs > 0U || msecs > 0U) {
// m_timeout = ((secs * 1000U + msecs) * m_ticksPerSec) / 1000U + 1U;
ulong64_t temp = (secs * 1000ULL + msecs) * m_ticksPerSec;
m_timeout = (uint32_t)(temp / 1000ULL + 1ULL);
}
}
/// <summary>
/// Finalizes a instance of the Timer class.
/// </summary>
Timer::~Timer()
{
/* stub */
}
/// <summary>
/// Sets the timeout for the timer.
/// </summary>
/// <param name="secs"></param>
/// <param name="msecs"></param>
void Timer::setTimeout(uint32_t secs, uint32_t msecs)
{
if (secs > 0U || msecs > 0U) {
// m_timeout = ((secs * 1000U + msecs) * m_ticksPerSec) / 1000U + 1U;
ulong64_t temp = (secs * 1000ULL + msecs) * m_ticksPerSec;
m_timeout = (uint32_t)(temp / 1000ULL + 1ULL);
}
else {
m_timeout = 0U;
m_timer = 0U;
}
}
/// <summary>
/// Gets the timeout for the timer.
/// </summary>
/// <returns></returns>
uint32_t Timer::getTimeout() const
{
if (m_timeout == 0U)
return 0U;
return (m_timeout - 1U) / m_ticksPerSec;
}
/// <summary>
/// Gets the current time for the timer.
/// </summary>
/// <returns></returns>
uint32_t Timer::getTimer() const
{
if (m_timer == 0U)
return 0U;
return (m_timer - 1U) / m_ticksPerSec;
}

Powered by TurnKey Linux.