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Diffstat (limited to 'lib/asio/deadline_timer_service.hpp')
-rw-r--r-- | lib/asio/deadline_timer_service.hpp | 173 |
1 files changed, 173 insertions, 0 deletions
diff --git a/lib/asio/deadline_timer_service.hpp b/lib/asio/deadline_timer_service.hpp new file mode 100644 index 0000000..2dcc83e --- /dev/null +++ b/lib/asio/deadline_timer_service.hpp @@ -0,0 +1,173 @@ +// +// deadline_timer_service.hpp +// ~~~~~~~~~~~~~~~~~~~~~~~~~~ +// +// Copyright (c) 2003-2018 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 ASIO_DEADLINE_TIMER_SERVICE_HPP +#define ASIO_DEADLINE_TIMER_SERVICE_HPP + +#if defined(_MSC_VER) && (_MSC_VER >= 1200) +# pragma once +#endif // defined(_MSC_VER) && (_MSC_VER >= 1200) + +#include "asio/detail/config.hpp" + +#if defined(ASIO_ENABLE_OLD_SERVICES) + +#if defined(ASIO_HAS_BOOST_DATE_TIME) \ + || defined(GENERATING_DOCUMENTATION) + +#include <cstddef> +#include "asio/async_result.hpp" +#include "asio/detail/deadline_timer_service.hpp" +#include "asio/io_context.hpp" +#include "asio/time_traits.hpp" + +#include "asio/detail/push_options.hpp" + +namespace asio { + +/// Default service implementation for a timer. +template <typename TimeType, + typename TimeTraits = asio::time_traits<TimeType> > +class deadline_timer_service +#if defined(GENERATING_DOCUMENTATION) + : public asio::io_context::service +#else + : public asio::detail::service_base< + deadline_timer_service<TimeType, TimeTraits> > +#endif +{ +public: +#if defined(GENERATING_DOCUMENTATION) + /// The unique service identifier. + static asio::io_context::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. + typedef detail::deadline_timer_service<traits_type> service_impl_type; + +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_context. + explicit deadline_timer_service(asio::io_context& io_context) + : asio::detail::service_base< + deadline_timer_service<TimeType, TimeTraits> >(io_context), + service_impl_(io_context) + { + } + + /// 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, asio::error_code& ec) + { + return service_impl_.cancel(impl, ec); + } + + /// Cancels one asynchronous wait operation associated with the timer. + std::size_t cancel_one(implementation_type& impl, + asio::error_code& ec) + { + return service_impl_.cancel_one(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_.expiry(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, asio::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 TimeTraits::subtract(service_impl_.expiry(impl), TimeTraits::now()); + } + + /// Set the expiry time for the timer relative to now. + std::size_t expires_from_now(implementation_type& impl, + const duration_type& expiry_time, asio::error_code& ec) + { + return service_impl_.expires_after(impl, expiry_time, ec); + } + + // Perform a blocking wait on the timer. + void wait(implementation_type& impl, asio::error_code& ec) + { + service_impl_.wait(impl, ec); + } + + // Start an asynchronous wait on the timer. + template <typename WaitHandler> + ASIO_INITFN_RESULT_TYPE(WaitHandler, + void (asio::error_code)) + async_wait(implementation_type& impl, + ASIO_MOVE_ARG(WaitHandler) handler) + { + async_completion<WaitHandler, + void (asio::error_code)> init(handler); + + service_impl_.async_wait(impl, init.completion_handler); + + return init.result.get(); + } + +private: + // Destroy all user-defined handler objects owned by the service. + void shutdown() + { + service_impl_.shutdown(); + } + + // The platform-specific implementation. + service_impl_type service_impl_; +}; + +} // namespace asio + +#include "asio/detail/pop_options.hpp" + +#endif // defined(ASIO_HAS_BOOST_DATE_TIME) + // || defined(GENERATING_DOCUMENTATION) + +#endif // defined(ASIO_ENABLE_OLD_SERVICES) + +#endif // ASIO_DEADLINE_TIMER_SERVICE_HPP |