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106 lines
3.3 KiB
106 lines
3.3 KiB
// |
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// local/connect_pair.hpp |
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// ~~~~~~~~~~~~~~~~~~~~~~ |
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// |
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// Copyright (c) 2003-2011 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 BOOST_ASIO_LOCAL_CONNECT_PAIR_HPP |
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#define BOOST_ASIO_LOCAL_CONNECT_PAIR_HPP |
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#if defined(_MSC_VER) && (_MSC_VER >= 1200) |
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# pragma once |
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#endif // defined(_MSC_VER) && (_MSC_VER >= 1200) |
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#include <boost/asio/detail/config.hpp> |
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#if defined(BOOST_ASIO_HAS_LOCAL_SOCKETS) \ |
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|| defined(GENERATING_DOCUMENTATION) |
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#include <boost/asio/basic_socket.hpp> |
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#include <boost/asio/detail/socket_ops.hpp> |
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#include <boost/asio/detail/throw_error.hpp> |
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#include <boost/asio/error.hpp> |
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#include <boost/asio/local/basic_endpoint.hpp> |
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#include <boost/asio/detail/push_options.hpp> |
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namespace boost { |
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namespace asio { |
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namespace local { |
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/// Create a pair of connected sockets. |
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template <typename Protocol, typename SocketService1, typename SocketService2> |
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void connect_pair( |
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basic_socket<Protocol, SocketService1>& socket1, |
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basic_socket<Protocol, SocketService2>& socket2); |
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/// Create a pair of connected sockets. |
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template <typename Protocol, typename SocketService1, typename SocketService2> |
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boost::system::error_code connect_pair( |
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basic_socket<Protocol, SocketService1>& socket1, |
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basic_socket<Protocol, SocketService2>& socket2, |
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boost::system::error_code& ec); |
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template <typename Protocol, typename SocketService1, typename SocketService2> |
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inline void connect_pair( |
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basic_socket<Protocol, SocketService1>& socket1, |
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basic_socket<Protocol, SocketService2>& socket2) |
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{ |
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boost::system::error_code ec; |
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connect_pair(socket1, socket2, ec); |
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boost::asio::detail::throw_error(ec, "connect_pair"); |
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} |
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template <typename Protocol, typename SocketService1, typename SocketService2> |
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inline boost::system::error_code connect_pair( |
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basic_socket<Protocol, SocketService1>& socket1, |
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basic_socket<Protocol, SocketService2>& socket2, |
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boost::system::error_code& ec) |
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{ |
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// Check that this function is only being used with a UNIX domain socket. |
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boost::asio::local::basic_endpoint<Protocol>* tmp |
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= static_cast<typename Protocol::endpoint*>(0); |
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(void)tmp; |
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Protocol protocol; |
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boost::asio::detail::socket_type sv[2]; |
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if (boost::asio::detail::socket_ops::socketpair(protocol.family(), |
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protocol.type(), protocol.protocol(), sv, ec) |
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== boost::asio::detail::socket_error_retval) |
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return ec; |
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if (socket1.assign(protocol, sv[0], ec)) |
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{ |
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boost::system::error_code temp_ec; |
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boost::asio::detail::socket_ops::state_type state[2] = { 0, 0 }; |
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boost::asio::detail::socket_ops::close(sv[0], state[0], true, temp_ec); |
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boost::asio::detail::socket_ops::close(sv[1], state[1], true, temp_ec); |
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return ec; |
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} |
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if (socket2.assign(protocol, sv[1], ec)) |
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{ |
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boost::system::error_code temp_ec; |
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socket1.close(temp_ec); |
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boost::asio::detail::socket_ops::state_type state = 0; |
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boost::asio::detail::socket_ops::close(sv[1], state, true, temp_ec); |
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return ec; |
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} |
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return ec; |
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} |
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} // namespace local |
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} // namespace asio |
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} // namespace boost |
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#include <boost/asio/detail/pop_options.hpp> |
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#endif // defined(BOOST_ASIO_HAS_LOCAL_SOCKETS) |
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// || defined(GENERATING_DOCUMENTATION) |
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#endif // BOOST_ASIO_LOCAL_CONNECT_PAIR_HPP
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