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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
/**
* Copyright (c) 2013-2014 Regents of the University of California.
*
* This file is part of ndn-cxx library (NDN C++ library with eXperimental eXtensions).
*
* ndn-cxx library is free software: you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License as published by the Free Software
* Foundation, either version 3 of the License, or (at your option) any later version.
*
* ndn-cxx library 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 Lesser General Public License for more details.
*
* You should have received copies of the GNU General Public License and GNU Lesser
* General Public License along with ndn-cxx, e.g., in COPYING.md file. If not, see
* <http://www.gnu.org/licenses/>.
*
* See AUTHORS.md for complete list of ndn-cxx authors and contributors.
*/
/**
* This code is based on https://svn.boost.org/trac/boost/attachment/ticket/3504/MonotonicDeadlineTimer.h
*/
#ifndef NDN_UTIL_MONOTONIC_DEADLINE_TIMER_HPP
#define NDN_UTIL_MONOTONIC_DEADLINE_TIMER_HPP
#include <boost/asio.hpp>
#include "time.hpp"
namespace boost {
namespace asio {
template<>
struct time_traits<ndn::time::steady_clock>
{
typedef ndn::time::steady_clock::TimePoint time_type;
typedef ndn::time::steady_clock::Duration duration_type;
static time_type
now()
{
return ndn::time::steady_clock::now();
}
static time_type
add(const time_type& time, const duration_type& duration)
{
return time + duration;
}
static duration_type
subtract(const time_type& timeLhs, const time_type& timeRhs)
{
return timeLhs - timeRhs;
}
static bool
less_than(const time_type& timeLhs, const time_type& timeRhs)
{
return timeLhs < timeRhs;
}
static boost::posix_time::time_duration
to_posix_duration(const duration_type& duration)
{
return ndn::time::steady_clock::to_posix_duration(duration);
}
};
} // namespace asio
} // namespace boost
namespace ndn {
typedef boost::asio::basic_deadline_timer<time::steady_clock> monotonic_deadline_timer;
} // namespace ndn
#endif // NDN_UTIL_MONOTONIC_DEADLINE_TIMER_HPP