| // |
| // detail/timer_queue_ptime.hpp |
| // ~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
| // |
| // Copyright (c) 2003-2016 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_DETAIL_TIMER_QUEUE_PTIME_HPP |
| #define ASIO_DETAIL_TIMER_QUEUE_PTIME_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_HAS_BOOST_DATE_TIME) |
| |
| #include "asio/time_traits.hpp" |
| #include "asio/detail/timer_queue.hpp" |
| |
| #include "asio/detail/push_options.hpp" |
| |
| namespace asio { |
| namespace detail { |
| |
| struct forwarding_posix_time_traits : time_traits<boost::posix_time::ptime> {}; |
| |
| // Template specialisation for the commonly used instantation. |
| template <> |
| class timer_queue<time_traits<boost::posix_time::ptime> > |
| : public timer_queue_base |
| { |
| public: |
| // The time type. |
| typedef boost::posix_time::ptime time_type; |
| |
| // The duration type. |
| typedef boost::posix_time::time_duration duration_type; |
| |
| // Per-timer data. |
| typedef timer_queue<forwarding_posix_time_traits>::per_timer_data |
| per_timer_data; |
| |
| // Constructor. |
| ASIO_DECL timer_queue(); |
| |
| // Destructor. |
| ASIO_DECL virtual ~timer_queue(); |
| |
| // Add a new timer to the queue. Returns true if this is the timer that is |
| // earliest in the queue, in which case the reactor's event demultiplexing |
| // function call may need to be interrupted and restarted. |
| ASIO_DECL bool enqueue_timer(const time_type& time, |
| per_timer_data& timer, wait_op* op); |
| |
| // Whether there are no timers in the queue. |
| ASIO_DECL virtual bool empty() const; |
| |
| // Get the time for the timer that is earliest in the queue. |
| ASIO_DECL virtual long wait_duration_msec(long max_duration) const; |
| |
| // Get the time for the timer that is earliest in the queue. |
| ASIO_DECL virtual long wait_duration_usec(long max_duration) const; |
| |
| // Dequeue all timers not later than the current time. |
| ASIO_DECL virtual void get_ready_timers(op_queue<operation>& ops); |
| |
| // Dequeue all timers. |
| ASIO_DECL virtual void get_all_timers(op_queue<operation>& ops); |
| |
| // Cancel and dequeue operations for the given timer. |
| ASIO_DECL std::size_t cancel_timer( |
| per_timer_data& timer, op_queue<operation>& ops, |
| std::size_t max_cancelled = (std::numeric_limits<std::size_t>::max)()); |
| |
| // Move operations from one timer to another, empty timer. |
| ASIO_DECL void move_timer(per_timer_data& target, |
| per_timer_data& source); |
| |
| private: |
| timer_queue<forwarding_posix_time_traits> impl_; |
| }; |
| |
| } // namespace detail |
| } // namespace asio |
| |
| #include "asio/detail/pop_options.hpp" |
| |
| #if defined(ASIO_HEADER_ONLY) |
| # include "asio/detail/impl/timer_queue_ptime.ipp" |
| #endif // defined(ASIO_HEADER_ONLY) |
| |
| #endif // defined(ASIO_HAS_BOOST_DATE_TIME) |
| |
| #endif // ASIO_DETAIL_TIMER_QUEUE_PTIME_HPP |