ceph/src/boost/boost/asio/detail/impl/winrt_timer_scheduler.hpp

   1 //
   2 // detail/impl/winrt_timer_scheduler.hpp
   3 // ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   4 //
   5 // Copyright (c) 2003-2017 Christopher M. Kohlhoff (chris at kohlhoff dot com)
   6 //
   7 // Distributed under the Boost Software License, Version 1.0. (See accompanying
   8 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
   9 //
  10
  11 #ifndef BOOST_ASIO_DETAIL_IMPL_WINRT_TIMER_SCHEDULER_HPP
  12 #define BOOST_ASIO_DETAIL_IMPL_WINRT_TIMER_SCHEDULER_HPP
  13
  14 #if defined(_MSC_VER) && (_MSC_VER >= 1200)
  15 # pragma once
  16 #endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
  17
  18 #include <boost/asio/detail/config.hpp>
  19
  20 #if defined(BOOST_ASIO_WINDOWS_RUNTIME)
  21
  22 #include <boost/asio/detail/push_options.hpp>
  23
  24 namespace boost {
  25 namespace asio {
  26 namespace detail {
  27
  28 template <typename Time_Traits>
  29 void winrt_timer_scheduler::add_timer_queue(timer_queue<Time_Traits>& queue)
  30 {
  31   do_add_timer_queue(queue);
  32 }
  33
  34 // Remove a timer queue from the reactor.
  35 template <typename Time_Traits>
  36 void winrt_timer_scheduler::remove_timer_queue(timer_queue<Time_Traits>& queue)
  37 {
  38   do_remove_timer_queue(queue);
  39 }
  40
  41 template <typename Time_Traits>
  42 void winrt_timer_scheduler::schedule_timer(timer_queue<Time_Traits>& queue,
  43     const typename Time_Traits::time_type& time,
  44     typename timer_queue<Time_Traits>::per_timer_data& timer, wait_op* op)
  45 {
  46   boost::asio::detail::mutex::scoped_lock lock(mutex_);
  47
  48   if (shutdown_)
  49   {
  50     io_context_.post_immediate_completion(op, false);
  51     return;
  52   }
  53
  54   bool earliest = queue.enqueue_timer(time, timer, op);
  55   io_context_.work_started();
  56   if (earliest)
  57     event_.signal(lock);
  58 }
  59
  60 template <typename Time_Traits>
  61 std::size_t winrt_timer_scheduler::cancel_timer(timer_queue<Time_Traits>& queue,
  62     typename timer_queue<Time_Traits>::per_timer_data& timer,
  63     std::size_t max_cancelled)
  64 {
  65   boost::asio::detail::mutex::scoped_lock lock(mutex_);
  66   op_queue<operation> ops;
  67   std::size_t n = queue.cancel_timer(timer, ops, max_cancelled);
  68   lock.unlock();
  69   io_context_.post_deferred_completions(ops);
  70   return n;
  71 }
  72
  73 template <typename Time_Traits>
  74 void winrt_timer_scheduler::move_timer(timer_queue<Time_Traits>& queue,
  75     typename timer_queue<Time_Traits>::per_timer_data& to,
  76     typename timer_queue<Time_Traits>::per_timer_data& from)
  77 {
  78   boost::asio::detail::mutex::scoped_lock lock(mutex_);
  79   op_queue<operation> ops;
  80   queue.cancel_timer(to, ops);
  81   queue.move_timer(to, from);
  82   lock.unlock();
  83   scheduler_.post_deferred_completions(ops);
  84 }
  85
  86 } // namespace detail
  87 } // namespace asio
  88 } // namespace boost
  89
  90 #include <boost/asio/detail/pop_options.hpp>
  91
  92 #endif // defined(BOOST_ASIO_WINDOWS_RUNTIME)
  93
  94 #endif // BOOST_ASIO_DETAIL_IMPL_WINRT_TIMER_SCHEDULER_HPP