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/* <!-- copyright */
/*
* aria2 - The high speed download utility
*
* Copyright (C) 2010 Tatsuhiro Tsujikawa
*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* In addition, as a special exception, the copyright holders give
* permission to link the code of portions of this program with the
* OpenSSL library under certain conditions as described in each
* individual source file, and distribute linked combinations
* including the two.
* You must obey the GNU General Public License in all respects
* for all of the code used other than OpenSSL. If you modify
* file(s) with this exception, you may extend this exception to your
* version of the file(s), but you are not obligated to do so. If you
* do not wish to do so, delete this exception statement from your
* version. If you delete this exception statement from all source
* files in the program, then also delete it here.
*/
/* copyright --> */
#ifndef _D_TIMER_A2_H_
#define _D_TIMER_A2_H_
#include "common.h"
#include "a2time.h"
namespace aria2 {
class Timer {
private:
timeval tv_;
time_t difference(const struct timeval& tv) const;
int64_t differenceInMillis(const struct timeval& tv) const;
public:
// The time value is initialized so that it represents the time at which
// this object was created.
Timer();
Timer(const Timer& time);
Timer(time_t sec);
Timer(const struct timeval& tv);
Timer& operator=(const Timer& timer);
bool operator<(const Timer& timer) const;
bool operator>(const Timer& timer) const;
void reset();
void reset(time_t sec);
bool elapsed(time_t sec) const;
bool elapsedInMillis(int64_t millis) const;
time_t difference() const;
time_t difference(const Timer& timer) const
{
return difference(timer.tv_);
}
int64_t differenceInMillis() const;
int64_t differenceInMillis(const Timer& timer) const
{
return differenceInMillis(timer.tv_);
}
// Returns true if this object's time value is zero.
bool isZero() const;
void advance(time_t sec);
// Returns this object's time value in seconds.
time_t getTime() const;
int64_t getTimeInMicros() const;
int64_t getTimeInMillis() const;
// Returns true if this Timer is not affected by system time change.
// Otherwise return false.
static bool monotonicClock();
};
} // namespace aria2
#endif // _D_TIMER_A2_H_
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