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// -*- mode: C++; indent-tabs-mode: nil; -*-
#ifdef HAVE_CONFIG_H
# include "../config.h"
#endif // HAVE_CONFIG_H
#include "timer.hh"
#include "timerqueuemanager.hh"
namespace otk {
static timeval normalizeTimeval(const timeval &tm)
{
timeval ret = tm;
while (ret.tv_usec < 0) {
if (ret.tv_sec > 0) {
--ret.tv_sec;
ret.tv_usec += 1000000;
} else {
ret.tv_usec = 0;
}
}
if (ret.tv_usec >= 1000000) {
ret.tv_sec += ret.tv_usec / 1000000;
ret.tv_usec %= 1000000;
}
if (ret.tv_sec < 0) ret.tv_sec = 0;
return ret;
}
OBTimer::OBTimer(OBTimerQueueManager *m, OBTimeoutHandler h, OBTimeoutData d)
{
_manager = m;
_handler = h;
_data = d;
_recur = _timing = false;
}
OBTimer::~OBTimer(void)
{
if (_timing) stop();
}
void OBTimer::setTimeout(long t)
{
_timeout.tv_sec = t / 1000;
_timeout.tv_usec = t % 1000;
_timeout.tv_usec *= 1000;
}
void OBTimer::setTimeout(const timeval &t)
{
_timeout.tv_sec = t.tv_sec;
_timeout.tv_usec = t.tv_usec;
}
void OBTimer::start(void)
{
gettimeofday(&_start, 0);
if (! _timing) {
_timing = true;
_manager->addTimer(this);
}
}
void OBTimer::stop(void)
{
if (_timing) {
_timing = false;
_manager->removeTimer(this);
}
}
void OBTimer::fire(void)
{
if (_handler)
_handler(_data);
}
timeval OBTimer::remainingTime(const timeval &tm) const
{
timeval ret = endTime();
ret.tv_sec -= tm.tv_sec;
ret.tv_usec -= tm.tv_usec;
return normalizeTimeval(ret);
}
timeval OBTimer::endTime(void) const
{
timeval ret;
ret.tv_sec = _start.tv_sec + _timeout.tv_sec;
ret.tv_usec = _start.tv_usec + _timeout.tv_usec;
return normalizeTimeval(ret);
}
bool OBTimer::shouldFire(const timeval &tm) const
{
timeval end = endTime();
return ! ((tm.tv_sec < end.tv_sec) ||
(tm.tv_sec == end.tv_sec && tm.tv_usec < end.tv_usec));
}
}
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