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//
// deadline_timer_service.hpp
// ~~~~~~~~~~~~~~~~~~~~~~~~~~
//
// Copyright (c) 2003-2010 Christopher M. Kohlhoff (chris at kohlhoff dot com)
//
// Distributed under the Boost Software License, Version 1.0. (See accompanying
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
//
#ifndef BOOST_ASIO_DEADLINE_TIMER_SERVICE_HPP
#define BOOST_ASIO_DEADLINE_TIMER_SERVICE_HPP
#if defined(_MSC_VER) && (_MSC_VER >= 1200)
# pragma once
#endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
#include <boost/asio/detail/push_options.hpp>
#include <boost/asio/detail/push_options.hpp>
#include <cstddef>
#include <boost/config.hpp>
#include <boost/asio/detail/pop_options.hpp>
#include <boost/asio/io_service.hpp>
#include <boost/asio/time_traits.hpp>
#include <boost/asio/detail/deadline_timer_service.hpp>
#include <boost/asio/detail/service_base.hpp>
#if defined(BOOST_ASIO_HAS_IOCP)
# include <boost/asio/detail/win_iocp_io_service.hpp>
#elif defined(BOOST_ASIO_HAS_EPOLL)
# include <boost/asio/detail/epoll_reactor.hpp>
#elif defined(BOOST_ASIO_HAS_KQUEUE)
# include <boost/asio/detail/kqueue_reactor.hpp>
#elif defined(BOOST_ASIO_HAS_DEV_POLL)
# include <boost/asio/detail/dev_poll_reactor.hpp>
#else
# include <boost/asio/detail/select_reactor.hpp>
#endif
namespace boost {
namespace asio {
/// Default service implementation for a timer.
template <typename TimeType,
typename TimeTraits = boost::asio::time_traits<TimeType> >
class deadline_timer_service
#if defined(GENERATING_DOCUMENTATION)
: public boost::asio::io_service::service
#else
: public boost::asio::detail::service_base<
deadline_timer_service<TimeType, TimeTraits> >
#endif
{
public:
#if defined(GENERATING_DOCUMENTATION)
/// The unique service identifier.
static boost::asio::io_service::id id;
#endif
/// The time traits type.
typedef TimeTraits traits_type;
/// The time type.
typedef typename traits_type::time_type time_type;
/// The duration type.
typedef typename traits_type::duration_type duration_type;
private:
// The type of the platform-specific implementation.
#if defined(BOOST_ASIO_HAS_IOCP)
typedef detail::deadline_timer_service<
traits_type, detail::win_iocp_io_service> service_impl_type;
#elif defined(BOOST_ASIO_HAS_EPOLL)
typedef detail::deadline_timer_service<
traits_type, detail::epoll_reactor<false> > service_impl_type;
#elif defined(BOOST_ASIO_HAS_KQUEUE)
typedef detail::deadline_timer_service<
traits_type, detail::kqueue_reactor<false> > service_impl_type;
#elif defined(BOOST_ASIO_HAS_DEV_POLL)
typedef detail::deadline_timer_service<
traits_type, detail::dev_poll_reactor<false> > service_impl_type;
#else
typedef detail::deadline_timer_service<
traits_type, detail::select_reactor<false> > service_impl_type;
#endif
public:
/// The implementation type of the deadline timer.
#if defined(GENERATING_DOCUMENTATION)
typedef implementation_defined implementation_type;
#else
typedef typename service_impl_type::implementation_type implementation_type;
#endif
/// Construct a new timer service for the specified io_service.
explicit deadline_timer_service(boost::asio::io_service& io_service)
: boost::asio::detail::service_base<
deadline_timer_service<TimeType, TimeTraits> >(io_service),
service_impl_(boost::asio::use_service<service_impl_type>(io_service))
{
}
/// Destroy all user-defined handler objects owned by the service.
void shutdown_service()
{
}
/// Construct a new timer implementation.
void construct(implementation_type& impl)
{
service_impl_.construct(impl);
}
/// Destroy a timer implementation.
void destroy(implementation_type& impl)
{
service_impl_.destroy(impl);
}
/// Cancel any asynchronous wait operations associated with the timer.
std::size_t cancel(implementation_type& impl, boost::system::error_code& ec)
{
return service_impl_.cancel(impl, ec);
}
/// Get the expiry time for the timer as an absolute time.
time_type expires_at(const implementation_type& impl) const
{
return service_impl_.expires_at(impl);
}
/// Set the expiry time for the timer as an absolute time.
std::size_t expires_at(implementation_type& impl,
const time_type& expiry_time, boost::system::error_code& ec)
{
return service_impl_.expires_at(impl, expiry_time, ec);
}
/// Get the expiry time for the timer relative to now.
duration_type expires_from_now(const implementation_type& impl) const
{
return service_impl_.expires_from_now(impl);
}
/// Set the expiry time for the timer relative to now.
std::size_t expires_from_now(implementation_type& impl,
const duration_type& expiry_time, boost::system::error_code& ec)
{
return service_impl_.expires_from_now(impl, expiry_time, ec);
}
// Perform a blocking wait on the timer.
void wait(implementation_type& impl, boost::system::error_code& ec)
{
service_impl_.wait(impl, ec);
}
// Start an asynchronous wait on the timer.
template <typename WaitHandler>
void async_wait(implementation_type& impl, WaitHandler handler)
{
service_impl_.async_wait(impl, handler);
}
private:
// The service that provides the platform-specific implementation.
service_impl_type& service_impl_;
};
} // namespace asio
} // namespace boost
#include <boost/asio/detail/pop_options.hpp>
#endif // BOOST_ASIO_DEADLINE_TIMER_SERVICE_HPP
|
Swift