96 lines
2.9 KiB
C++
96 lines
2.9 KiB
C++
/*
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* nghttp2 - HTTP/2 C Library
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*
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* Copyright (c) 2014 Tatsuhiro Tsujikawa
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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// We wrote this code based on the original code which has the
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// following license:
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//
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// io_service_pool.hpp
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// ~~~~~~~~~~~~~~~~~~~
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//
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// Copyright (c) 2003-2013 Christopher M. Kohlhoff (chris at kohlhoff dot com)
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//
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// Distributed under the Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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//
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#ifndef ASIO_IO_SERVICE_POOL_H
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#define ASIO_IO_SERVICE_POOL_H
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#include "nghttp2_config.h"
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#include <vector>
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#include <memory>
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#include <future>
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#include <boost/noncopyable.hpp>
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#include <boost/thread.hpp>
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#include <nghttp2/asio_http2.h>
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namespace nghttp2 {
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namespace asio_http2 {
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/// A pool of io_service objects.
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class io_service_pool : private boost::noncopyable {
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public:
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/// Construct the io_service pool.
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explicit io_service_pool(std::size_t pool_size);
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/// Run all io_service objects in the pool.
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void run(bool asynchronous = false);
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/// Stop all io_service objects in the pool.
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void stop();
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/// Join on all io_service objects in the pool.
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void join();
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/// Get an io_service to use.
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boost::asio::io_service &get_io_service();
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/// Get access to all io_service objects.
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const std::vector<std::shared_ptr<boost::asio::io_service>> &
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io_services() const;
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private:
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/// The pool of io_services.
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std::vector<std::shared_ptr<boost::asio::io_service>> io_services_;
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/// The work that keeps the io_services running.
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std::vector<std::shared_ptr<boost::asio::io_service::work>> work_;
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/// The next io_service to use for a connection.
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std::size_t next_io_service_;
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/// Futures to all the io_service objects
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std::vector<std::future<std::size_t>> futures_;
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};
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} // namespace asio_http2
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} // namespace nghttp2
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#endif // ASIO_IO_SERVICE_POOL_H
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