dev_poll_reactor.hpp 3.1 KB

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  1. //
  2. // detail/impl/dev_poll_reactor.hpp
  3. // ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  4. //
  5. // Copyright (c) 2003-2024 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. #ifndef BOOST_ASIO_DETAIL_IMPL_DEV_POLL_REACTOR_HPP
  11. #define BOOST_ASIO_DETAIL_IMPL_DEV_POLL_REACTOR_HPP
  12. #if defined(_MSC_VER) && (_MSC_VER >= 1200)
  13. # pragma once
  14. #endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
  15. #include <boost/asio/detail/config.hpp>
  16. #if defined(BOOST_ASIO_HAS_DEV_POLL)
  17. #include <boost/asio/detail/scheduler.hpp>
  18. #include <boost/asio/detail/push_options.hpp>
  19. namespace boost {
  20. namespace asio {
  21. namespace detail {
  22. inline void dev_poll_reactor::post_immediate_completion(
  23. operation* op, bool is_continuation) const
  24. {
  25. scheduler_.post_immediate_completion(op, is_continuation);
  26. }
  27. template <typename Time_Traits>
  28. void dev_poll_reactor::add_timer_queue(timer_queue<Time_Traits>& queue)
  29. {
  30. do_add_timer_queue(queue);
  31. }
  32. template <typename Time_Traits>
  33. void dev_poll_reactor::remove_timer_queue(timer_queue<Time_Traits>& queue)
  34. {
  35. do_remove_timer_queue(queue);
  36. }
  37. template <typename Time_Traits>
  38. void dev_poll_reactor::schedule_timer(timer_queue<Time_Traits>& queue,
  39. const typename Time_Traits::time_type& time,
  40. typename timer_queue<Time_Traits>::per_timer_data& timer, wait_op* op)
  41. {
  42. boost::asio::detail::mutex::scoped_lock lock(mutex_);
  43. if (shutdown_)
  44. {
  45. scheduler_.post_immediate_completion(op, false);
  46. return;
  47. }
  48. bool earliest = queue.enqueue_timer(time, timer, op);
  49. scheduler_.work_started();
  50. if (earliest)
  51. interrupter_.interrupt();
  52. }
  53. template <typename Time_Traits>
  54. std::size_t dev_poll_reactor::cancel_timer(timer_queue<Time_Traits>& queue,
  55. typename timer_queue<Time_Traits>::per_timer_data& timer,
  56. std::size_t max_cancelled)
  57. {
  58. boost::asio::detail::mutex::scoped_lock lock(mutex_);
  59. op_queue<operation> ops;
  60. std::size_t n = queue.cancel_timer(timer, ops, max_cancelled);
  61. lock.unlock();
  62. scheduler_.post_deferred_completions(ops);
  63. return n;
  64. }
  65. template <typename Time_Traits>
  66. void dev_poll_reactor::cancel_timer_by_key(timer_queue<Time_Traits>& queue,
  67. typename timer_queue<Time_Traits>::per_timer_data* timer,
  68. void* cancellation_key)
  69. {
  70. boost::asio::detail::mutex::scoped_lock lock(mutex_);
  71. op_queue<operation> ops;
  72. queue.cancel_timer_by_key(timer, ops, cancellation_key);
  73. lock.unlock();
  74. scheduler_.post_deferred_completions(ops);
  75. }
  76. template <typename Time_Traits>
  77. void dev_poll_reactor::move_timer(timer_queue<Time_Traits>& queue,
  78. typename timer_queue<Time_Traits>::per_timer_data& target,
  79. typename timer_queue<Time_Traits>::per_timer_data& source)
  80. {
  81. boost::asio::detail::mutex::scoped_lock lock(mutex_);
  82. op_queue<operation> ops;
  83. queue.cancel_timer(target, ops);
  84. queue.move_timer(target, source);
  85. lock.unlock();
  86. scheduler_.post_deferred_completions(ops);
  87. }
  88. } // namespace detail
  89. } // namespace asio
  90. } // namespace boost
  91. #include <boost/asio/detail/pop_options.hpp>
  92. #endif // defined(BOOST_ASIO_HAS_DEV_POLL)
  93. #endif // BOOST_ASIO_DETAIL_IMPL_DEV_POLL_REACTOR_HPP