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