Chris@16: //
Chris@16: // detail/impl/winsock_init.ipp
Chris@16: // ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Chris@16: //
Chris@101: // Copyright (c) 2003-2015 Christopher M. Kohlhoff (chris at kohlhoff dot com)
Chris@16: //
Chris@16: // Distributed under the Boost Software License, Version 1.0. (See accompanying
Chris@16: // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
Chris@16: //
Chris@16: 
Chris@16: #ifndef BOOST_ASIO_DETAIL_IMPL_WINSOCK_INIT_IPP
Chris@16: #define BOOST_ASIO_DETAIL_IMPL_WINSOCK_INIT_IPP
Chris@16: 
Chris@16: #if defined(_MSC_VER) && (_MSC_VER >= 1200)
Chris@16: # pragma once
Chris@16: #endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
Chris@16: 
Chris@16: #include <boost/asio/detail/config.hpp>
Chris@16: 
Chris@16: #if defined(BOOST_ASIO_WINDOWS) || defined(__CYGWIN__)
Chris@16: 
Chris@16: #include <boost/asio/detail/socket_types.hpp>
Chris@16: #include <boost/asio/detail/winsock_init.hpp>
Chris@16: #include <boost/asio/detail/throw_error.hpp>
Chris@16: #include <boost/asio/error.hpp>
Chris@16: 
Chris@16: #include <boost/asio/detail/push_options.hpp>
Chris@16: 
Chris@16: namespace boost {
Chris@16: namespace asio {
Chris@16: namespace detail {
Chris@16: 
Chris@16: void winsock_init_base::startup(data& d,
Chris@16:     unsigned char major, unsigned char minor)
Chris@16: {
Chris@16:   if (::InterlockedIncrement(&d.init_count_) == 1)
Chris@16:   {
Chris@16:     WSADATA wsa_data;
Chris@16:     long result = ::WSAStartup(MAKEWORD(major, minor), &wsa_data);
Chris@16:     ::InterlockedExchange(&d.result_, result);
Chris@16:   }
Chris@16: }
Chris@16: 
Chris@16: void winsock_init_base::manual_startup(data& d)
Chris@16: {
Chris@16:   if (::InterlockedIncrement(&d.init_count_) == 1)
Chris@16:   {
Chris@16:     ::InterlockedExchange(&d.result_, 0);
Chris@16:   }
Chris@16: }
Chris@16: 
Chris@16: void winsock_init_base::cleanup(data& d)
Chris@16: {
Chris@16:   if (::InterlockedDecrement(&d.init_count_) == 0)
Chris@16:   {
Chris@16:     ::WSACleanup();
Chris@16:   }
Chris@16: }
Chris@16: 
Chris@16: void winsock_init_base::manual_cleanup(data& d)
Chris@16: {
Chris@16:   ::InterlockedDecrement(&d.init_count_);
Chris@16: }
Chris@16: 
Chris@16: void winsock_init_base::throw_on_error(data& d)
Chris@16: {
Chris@16:   long result = ::InterlockedExchangeAdd(&d.result_, 0);
Chris@16:   if (result != 0)
Chris@16:   {
Chris@16:     boost::system::error_code ec(result,
Chris@16:         boost::asio::error::get_system_category());
Chris@16:     boost::asio::detail::throw_error(ec, "winsock");
Chris@16:   }
Chris@16: }
Chris@16: 
Chris@16: } // namespace detail
Chris@16: } // namespace asio
Chris@16: } // namespace boost
Chris@16: 
Chris@16: #include <boost/asio/detail/pop_options.hpp>
Chris@16: 
Chris@16: #endif // defined(BOOST_ASIO_WINDOWS) || defined(__CYGWIN__)
Chris@16: 
Chris@16: #endif // BOOST_ASIO_DETAIL_IMPL_WINSOCK_INIT_IPP