// // detail/impl/service_registry.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_DETAIL_IMPL_SERVICE_REGISTRY_HPP #define BOOST_ASIO_DETAIL_IMPL_SERVICE_REGISTRY_HPP #if defined(_MSC_VER) && (_MSC_VER >= 1200) # pragma once #endif // defined(_MSC_VER) && (_MSC_VER >= 1200) #include <boost/asio/detail/push_options.hpp> namespace boost { namespace asio { namespace detail { template <typename Service> Service& service_registry::use_service() { boost::asio::io_service::service::key key; init_key(key, Service::id); factory_type factory = &service_registry::create<Service>; return *static_cast<Service*>(do_use_service(key, factory)); } template <typename Service> void service_registry::add_service(Service* new_service) { boost::asio::io_service::service::key key; init_key(key, Service::id); return do_add_service(key, new_service); } template <typename Service> bool service_registry::has_service() const { boost::asio::io_service::service::key key; init_key(key, Service::id); return do_has_service(key); } #if !defined(BOOST_ASIO_NO_TYPEID) template <typename Service> void service_registry::init_key(boost::asio::io_service::service::key& key, const boost::asio::detail::service_id<Service>& /*id*/) { key.type_info_ = &typeid(typeid_wrapper<Service>); key.id_ = 0; } #endif // !defined(BOOST_ASIO_NO_TYPEID) template <typename Service> boost::asio::io_service::service* service_registry::create( boost::asio::io_service& owner) { return new Service(owner); } } // namespace detail } // namespace asio } // namespace boost #include <boost/asio/detail/pop_options.hpp> #endif // BOOST_ASIO_DETAIL_IMPL_SERVICE_REGISTRY_HPP