Added boost header

test/external/boost/asio/detail/select_reactor.hpp

@@ -0,0 +1,221 @@
+//
+// detail/select_reactor.hpp
+// ~~~~~~~~~~~~~~~~~~~~~~~~~
+//
+// Copyright (c) 2003-2011 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_DETAIL_SELECT_REACTOR_HPP
+#define BOOST_ASIO_DETAIL_SELECT_REACTOR_HPP
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1200)
+# pragma once
+#endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
+
+#include <boost/asio/detail/config.hpp>
+
+#if defined(BOOST_ASIO_HAS_IOCP) \
+  || (!defined(BOOST_ASIO_HAS_DEV_POLL) \
+      && !defined(BOOST_ASIO_HAS_EPOLL) \
+      && !defined(BOOST_ASIO_HAS_KQUEUE))
+
+#include <boost/limits.hpp>
+#include <cstddef>
+#include <boost/asio/detail/fd_set_adapter.hpp>
+#include <boost/asio/detail/mutex.hpp>
+#include <boost/asio/detail/op_queue.hpp>
+#include <boost/asio/detail/reactor_op.hpp>
+#include <boost/asio/detail/reactor_op_queue.hpp>
+#include <boost/asio/detail/select_interrupter.hpp>
+#include <boost/asio/detail/select_reactor_fwd.hpp>
+#include <boost/asio/detail/socket_types.hpp>
+#include <boost/asio/detail/timer_op.hpp>
+#include <boost/asio/detail/timer_queue_base.hpp>
+#include <boost/asio/detail/timer_queue_fwd.hpp>
+#include <boost/asio/detail/timer_queue_set.hpp>
+#include <boost/asio/io_service.hpp>
+
+#if defined(BOOST_ASIO_HAS_IOCP)
+# include <boost/asio/detail/thread.hpp>
+#endif // defined(BOOST_ASIO_HAS_IOCP)
+
+#include <boost/asio/detail/push_options.hpp>
+
+namespace boost {
+namespace asio {
+namespace detail {
+
+class select_reactor
+  : public boost::asio::detail::service_base<select_reactor>
+{
+public:
+#if defined(BOOST_WINDOWS) || defined(__CYGWIN__)
+  enum op_types { read_op = 0, write_op = 1, except_op = 2,
+    max_select_ops = 3, connect_op = 3, max_ops = 4 };
+#else // defined(BOOST_WINDOWS) || defined(__CYGWIN__)
+  enum op_types { read_op = 0, write_op = 1, except_op = 2,
+    max_select_ops = 3, connect_op = 1, max_ops = 3 };
+#endif // defined(BOOST_WINDOWS) || defined(__CYGWIN__)
+
+  // Per-descriptor data.
+  struct per_descriptor_data
+  {
+  };
+
+  // Constructor.
+  BOOST_ASIO_DECL select_reactor(boost::asio::io_service& io_service);
+
+  // Destructor.
+  BOOST_ASIO_DECL ~select_reactor();
+
+  // Destroy all user-defined handler objects owned by the service.
+  BOOST_ASIO_DECL void shutdown_service();
+
+  // Recreate internal descriptors following a fork.
+  BOOST_ASIO_DECL void fork_service(
+      boost::asio::io_service::fork_event fork_ev);
+
+  // Initialise the task, but only if the reactor is not in its own thread.
+  BOOST_ASIO_DECL void init_task();
+
+  // Register a socket with the reactor. Returns 0 on success, system error
+  // code on failure.
+  BOOST_ASIO_DECL int register_descriptor(socket_type, per_descriptor_data&);
+
+  // Register a descriptor with an associated single operation. Returns 0 on
+  // success, system error code on failure.
+  BOOST_ASIO_DECL int register_internal_descriptor(
+      int op_type, socket_type descriptor,
+      per_descriptor_data& descriptor_data, reactor_op* op);
+
+  // Post a reactor operation for immediate completion.
+  void post_immediate_completion(reactor_op* op)
+  {
+    io_service_.post_immediate_completion(op);
+  }
+
+  // Start a new operation. The reactor operation will be performed when the
+  // given descriptor is flagged as ready, or an error has occurred.
+  BOOST_ASIO_DECL void start_op(int op_type, socket_type descriptor,
+      per_descriptor_data&, reactor_op* op, bool);
+
+  // Cancel all operations associated with the given descriptor. The
+  // handlers associated with the descriptor will be invoked with the
+  // operation_aborted error.
+  BOOST_ASIO_DECL void cancel_ops(socket_type descriptor, per_descriptor_data&);
+
+  // Cancel any operations that are running against the descriptor and remove
+  // its registration from the reactor.
+  BOOST_ASIO_DECL void deregister_descriptor(socket_type descriptor,
+      per_descriptor_data&, bool closing);
+
+  // Remote the descriptor's registration from the reactor.
+  BOOST_ASIO_DECL void deregister_internal_descriptor(
+      socket_type descriptor, per_descriptor_data& descriptor_data);
+
+  // Move descriptor registration from one descriptor_data object to another.
+  BOOST_ASIO_DECL void move_descriptor(socket_type descriptor,
+      per_descriptor_data& target_descriptor_data,
+      per_descriptor_data& source_descriptor_data);
+
+  // Add a new timer queue to the reactor.
+  template <typename Time_Traits>
+  void add_timer_queue(timer_queue<Time_Traits>& queue);
+
+  // Remove a timer queue from the reactor.
+  template <typename Time_Traits>
+  void remove_timer_queue(timer_queue<Time_Traits>& queue);
+
+  // Schedule a new operation in the given timer queue to expire at the
+  // specified absolute time.
+  template <typename Time_Traits>
+  void schedule_timer(timer_queue<Time_Traits>& queue,
+      const typename Time_Traits::time_type& time,
+      typename timer_queue<Time_Traits>::per_timer_data& timer, timer_op* op);
+
+  // Cancel the timer operations associated with the given token. Returns the
+  // number of operations that have been posted or dispatched.
+  template <typename Time_Traits>
+  std::size_t cancel_timer(timer_queue<Time_Traits>& queue,
+      typename timer_queue<Time_Traits>::per_timer_data& timer,
+      std::size_t max_cancelled = (std::numeric_limits<std::size_t>::max)());
+
+  // Run select once until interrupted or events are ready to be dispatched.
+  BOOST_ASIO_DECL void run(bool block, op_queue<operation>& ops);
+
+  // Interrupt the select loop.
+  BOOST_ASIO_DECL void interrupt();
+
+private:
+#if defined(BOOST_ASIO_HAS_IOCP)
+  // Run the select loop in the thread.
+  BOOST_ASIO_DECL void run_thread();
+
+  // Entry point for the select loop thread.
+  BOOST_ASIO_DECL static void call_run_thread(select_reactor* reactor);
+#endif // defined(BOOST_ASIO_HAS_IOCP)
+
+  // Helper function to add a new timer queue.
+  BOOST_ASIO_DECL void do_add_timer_queue(timer_queue_base& queue);
+
+  // Helper function to remove a timer queue.
+  BOOST_ASIO_DECL void do_remove_timer_queue(timer_queue_base& queue);
+
+  // Get the timeout value for the select call.
+  BOOST_ASIO_DECL timeval* get_timeout(timeval& tv);
+
+  // Cancel all operations associated with the given descriptor. This function
+  // does not acquire the select_reactor's mutex.
+  BOOST_ASIO_DECL void cancel_ops_unlocked(socket_type descriptor,
+      const boost::system::error_code& ec);
+
+  // The io_service implementation used to post completions.
+  io_service_impl& io_service_;
+
+  // Mutex to protect access to internal data.
+  boost::asio::detail::mutex mutex_;
+
+  // The interrupter is used to break a blocking select call.
+  select_interrupter interrupter_;
+
+  // The queues of read, write and except operations.
+  reactor_op_queue<socket_type> op_queue_[max_ops];
+
+  // The file descriptor sets to be passed to the select system call.
+  fd_set_adapter fd_sets_[max_select_ops];
+
+  // The timer queues.
+  timer_queue_set timer_queues_;
+
+#if defined(BOOST_ASIO_HAS_IOCP)
+  // Does the reactor loop thread need to stop.
+  bool stop_thread_;
+
+  // The thread that is running the reactor loop.
+  boost::asio::detail::thread* thread_;
+#endif // defined(BOOST_ASIO_HAS_IOCP)
+
+  // Whether the service has been shut down.
+  bool shutdown_;
+};
+
+} // namespace detail
+} // namespace asio
+} // namespace boost
+
+#include <boost/asio/detail/pop_options.hpp>
+
+#include <boost/asio/detail/impl/select_reactor.hpp>
+#if defined(BOOST_ASIO_HEADER_ONLY)
+# include <boost/asio/detail/impl/select_reactor.ipp>
+#endif // defined(BOOST_ASIO_HEADER_ONLY)
+
+#endif // defined(BOOST_ASIO_HAS_IOCP)
+       //   || (!defined(BOOST_ASIO_HAS_DEV_POLL)
+       //       && !defined(BOOST_ASIO_HAS_EPOLL)
+       //       && !defined(BOOST_ASIO_HAS_KQUEUE))
+
+#endif // BOOST_ASIO_DETAIL_SELECT_REACTOR_HPP