v6_only.hpp

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//
// ip/v6_only.hpp
// ~~~~~~~~~~~~~~
//
// Copyright (c) 2003-2015 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 ASIO_IP_V6_ONLY_HPP
#define ASIO_IP_V6_ONLY_HPP

#if defined(_MSC_VER) && (_MSC_VER >= 1200)
# pragma once
#endif // defined(_MSC_VER) && (_MSC_VER >= 1200)

#include "asio/detail/config.hpp"
#include "asio/detail/socket_option.hpp"

#include "asio/detail/push_options.hpp"

namespace asio {
namespace ip {


#if defined(GENERATING_DOCUMENTATION)
typedef implementation_defined v6_only;
#elif defined(IPV6_V6ONLY)
typedef asio::detail::socket_option::boolean<
    IPPROTO_IPV6, IPV6_V6ONLY> v6_only;
#else
typedef asio::detail::socket_option::boolean<
    asio::detail::custom_socket_option_level,
    asio::detail::always_fail_option> v6_only;
#endif

} // namespace ip
} // namespace asio

#include "asio/detail/pop_options.hpp"

#endif // ASIO_IP_V6_ONLY_HPP