// | |
// detail/impl/winsock_init.ipp | |
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~ | |
// | |
// 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_IMPL_WINSOCK_INIT_IPP | |
#define BOOST_ASIO_DETAIL_IMPL_WINSOCK_INIT_IPP | |
#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_WINDOWS) || defined(__CYGWIN__) | |
#include <boost/asio/detail/socket_types.hpp> | |
#include <boost/asio/detail/winsock_init.hpp> | |
#include <boost/asio/detail/throw_error.hpp> | |
#include <boost/asio/error.hpp> | |
#include <boost/asio/detail/push_options.hpp> | |
namespace boost { | |
namespace asio { | |
namespace detail { | |
void winsock_init_base::startup(data& d, | |
unsigned char major, unsigned char minor) | |
{ | |
if (::InterlockedIncrement(&d.init_count_) == 1) | |
{ | |
WSADATA wsa_data; | |
long result = ::WSAStartup(MAKEWORD(major, minor), &wsa_data); | |
::InterlockedExchange(&d.result_, result); | |
} | |
} | |
void winsock_init_base::cleanup(data& d) | |
{ | |
if (::InterlockedDecrement(&d.init_count_) == 0) | |
{ | |
::WSACleanup(); | |
} | |
} | |
void winsock_init_base::throw_on_error(data& d) | |
{ | |
long result = ::InterlockedExchangeAdd(&d.result_, 0); | |
if (result != 0) | |
{ | |
boost::system::error_code ec(result, | |
boost::asio::error::get_system_category()); | |
boost::asio::detail::throw_error(ec, "winsock"); | |
} | |
} | |
} // namespace detail | |
} // namespace asio | |
} // namespace boost | |
#include <boost/asio/detail/pop_options.hpp> | |
#endif // defined(BOOST_WINDOWS) || defined(__CYGWIN__) | |
#endif // BOOST_ASIO_DETAIL_IMPL_WINSOCK_INIT_IPP |