diff options
Diffstat (limited to '3rdParty/Boost/src/boost/asio/impl/connect.hpp')
-rw-r--r-- | 3rdParty/Boost/src/boost/asio/impl/connect.hpp | 391 |
1 files changed, 391 insertions, 0 deletions
diff --git a/3rdParty/Boost/src/boost/asio/impl/connect.hpp b/3rdParty/Boost/src/boost/asio/impl/connect.hpp new file mode 100644 index 0000000..a21bb2d --- /dev/null +++ b/3rdParty/Boost/src/boost/asio/impl/connect.hpp @@ -0,0 +1,391 @@ +// +// impl/connect.hpp +// ~~~~~~~~~~~~~~~~ +// +// Copyright (c) 2003-2012 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_IMPL_CONNECT_HPP +#define BOOST_ASIO_IMPL_CONNECT_HPP + +#if defined(_MSC_VER) && (_MSC_VER >= 1200) +# pragma once +#endif // defined(_MSC_VER) && (_MSC_VER >= 1200) + +#include <boost/asio/detail/bind_handler.hpp> +#include <boost/asio/detail/consuming_buffers.hpp> +#include <boost/asio/detail/handler_alloc_helpers.hpp> +#include <boost/asio/detail/handler_invoke_helpers.hpp> +#include <boost/asio/detail/handler_type_requirements.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 +{ + struct default_connect_condition + { + template <typename Iterator> + Iterator operator()(const boost::system::error_code&, Iterator next) + { + return next; + } + }; +} + +template <typename Protocol, typename SocketService, typename Iterator> +Iterator connect(basic_socket<Protocol, SocketService>& s, Iterator begin) +{ + boost::system::error_code ec; + Iterator result = connect(s, begin, ec); + boost::asio::detail::throw_error(ec, "connect"); + return result; +} + +template <typename Protocol, typename SocketService, typename Iterator> +inline Iterator connect(basic_socket<Protocol, SocketService>& s, + Iterator begin, boost::system::error_code& ec) +{ + return connect(s, begin, Iterator(), detail::default_connect_condition(), ec); +} + +template <typename Protocol, typename SocketService, typename Iterator> +Iterator connect(basic_socket<Protocol, SocketService>& s, + Iterator begin, Iterator end) +{ + boost::system::error_code ec; + Iterator result = connect(s, begin, end, ec); + boost::asio::detail::throw_error(ec, "connect"); + return result; +} + +template <typename Protocol, typename SocketService, typename Iterator> +inline Iterator connect(basic_socket<Protocol, SocketService>& s, + Iterator begin, Iterator end, boost::system::error_code& ec) +{ + return connect(s, begin, end, detail::default_connect_condition(), ec); +} + +template <typename Protocol, typename SocketService, + typename Iterator, typename ConnectCondition> +Iterator connect(basic_socket<Protocol, SocketService>& s, + Iterator begin, ConnectCondition connect_condition) +{ + boost::system::error_code ec; + Iterator result = connect(s, begin, connect_condition, ec); + boost::asio::detail::throw_error(ec, "connect"); + return result; +} + +template <typename Protocol, typename SocketService, + typename Iterator, typename ConnectCondition> +inline Iterator connect(basic_socket<Protocol, SocketService>& s, + Iterator begin, ConnectCondition connect_condition, + boost::system::error_code& ec) +{ + return connect(s, begin, Iterator(), connect_condition, ec); +} + +template <typename Protocol, typename SocketService, + typename Iterator, typename ConnectCondition> +Iterator connect(basic_socket<Protocol, SocketService>& s, + Iterator begin, Iterator end, ConnectCondition connect_condition) +{ + boost::system::error_code ec; + Iterator result = connect(s, begin, end, connect_condition, ec); + boost::asio::detail::throw_error(ec, "connect"); + return result; +} + +template <typename Protocol, typename SocketService, + typename Iterator, typename ConnectCondition> +Iterator connect(basic_socket<Protocol, SocketService>& s, + Iterator begin, Iterator end, ConnectCondition connect_condition, + boost::system::error_code& ec) +{ + ec = boost::system::error_code(); + + for (Iterator iter = begin; iter != end; ++iter) + { + iter = connect_condition(ec, iter); + if (iter != end) + { + s.close(ec); + s.connect(*iter, ec); + if (!ec) + return iter; + } + } + + if (!ec) + ec = boost::asio::error::not_found; + + return end; +} + +namespace detail +{ + // Enable the empty base class optimisation for the connect condition. + template <typename ConnectCondition> + class base_from_connect_condition + { + protected: + explicit base_from_connect_condition( + const ConnectCondition& connect_condition) + : connect_condition_(connect_condition) + { + } + + template <typename Iterator> + void check_condition(const boost::system::error_code& ec, + Iterator& iter, Iterator& end) + { + if (iter != end) + iter = connect_condition_(ec, static_cast<const Iterator&>(iter)); + } + + private: + ConnectCondition connect_condition_; + }; + + // The default_connect_condition implementation is essentially a no-op. This + // template specialisation lets us eliminate all costs associated with it. + template <> + class base_from_connect_condition<default_connect_condition> + { + protected: + explicit base_from_connect_condition(const default_connect_condition&) + { + } + + template <typename Iterator> + void check_condition(const boost::system::error_code&, Iterator&, Iterator&) + { + } + }; + + template <typename Protocol, typename SocketService, typename Iterator, + typename ConnectCondition, typename ComposedConnectHandler> + class connect_op : base_from_connect_condition<ConnectCondition> + { + public: + connect_op(basic_socket<Protocol, SocketService>& sock, + const Iterator& begin, const Iterator& end, + const ConnectCondition& connect_condition, + ComposedConnectHandler& handler) + : base_from_connect_condition<ConnectCondition>(connect_condition), + socket_(sock), + iter_(begin), + end_(end), + handler_(BOOST_ASIO_MOVE_CAST(ComposedConnectHandler)(handler)) + { + } + +#if defined(BOOST_ASIO_HAS_MOVE) + connect_op(const connect_op& other) + : base_from_connect_condition<ConnectCondition>(other), + socket_(other.socket_), + iter_(other.iter_), + end_(other.end_), + handler_(other.handler_) + { + } + + connect_op(connect_op&& other) + : base_from_connect_condition<ConnectCondition>(other), + socket_(other.socket_), + iter_(other.iter_), + end_(other.end_), + handler_(BOOST_ASIO_MOVE_CAST(ComposedConnectHandler)(other.handler_)) + { + } +#endif // defined(BOOST_ASIO_HAS_MOVE) + + void operator()(boost::system::error_code ec, int start = 0) + { + switch (start) + { + case 1: + for (;;) + { + this->check_condition(ec, iter_, end_); + + if (iter_ != end_) + { + socket_.close(ec); + socket_.async_connect(*iter_, + BOOST_ASIO_MOVE_CAST(connect_op)(*this)); + return; + } + + if (start) + { + ec = boost::asio::error::not_found; + socket_.get_io_service().post(detail::bind_handler(*this, ec)); + return; + } + + default: + + if (iter_ == end_) + break; + + if (!socket_.is_open()) + { + ec = boost::asio::error::operation_aborted; + break; + } + + if (!ec) + break; + + ++iter_; + } + + handler_(static_cast<const boost::system::error_code&>(ec), + static_cast<const Iterator&>(iter_)); + } + } + + //private: + basic_socket<Protocol, SocketService>& socket_; + Iterator iter_; + Iterator end_; + ComposedConnectHandler handler_; + }; + + template <typename Protocol, typename SocketService, typename Iterator, + typename ConnectCondition, typename ComposedConnectHandler> + inline void* asio_handler_allocate(std::size_t size, + connect_op<Protocol, SocketService, Iterator, + ConnectCondition, ComposedConnectHandler>* this_handler) + { + return boost_asio_handler_alloc_helpers::allocate( + size, this_handler->handler_); + } + + template <typename Protocol, typename SocketService, typename Iterator, + typename ConnectCondition, typename ComposedConnectHandler> + inline void asio_handler_deallocate(void* pointer, std::size_t size, + connect_op<Protocol, SocketService, Iterator, + ConnectCondition, ComposedConnectHandler>* this_handler) + { + boost_asio_handler_alloc_helpers::deallocate( + pointer, size, this_handler->handler_); + } + + template <typename Function, typename Protocol, + typename SocketService, typename Iterator, + typename ConnectCondition, typename ComposedConnectHandler> + inline void asio_handler_invoke(Function& function, + connect_op<Protocol, SocketService, Iterator, + ConnectCondition, ComposedConnectHandler>* this_handler) + { + boost_asio_handler_invoke_helpers::invoke( + function, this_handler->handler_); + } + + template <typename Function, typename Protocol, + typename SocketService, typename Iterator, + typename ConnectCondition, typename ComposedConnectHandler> + inline void asio_handler_invoke(const Function& function, + connect_op<Protocol, SocketService, Iterator, + ConnectCondition, ComposedConnectHandler>* this_handler) + { + boost_asio_handler_invoke_helpers::invoke( + function, this_handler->handler_); + } + + template <typename Protocol, typename SocketService, typename Iterator, + typename ConnectCondition, typename ComposedConnectHandler> + inline connect_op<Protocol, SocketService, Iterator, + ConnectCondition, ComposedConnectHandler> + make_connect_op(basic_socket<Protocol, SocketService>& sock, + const Iterator& begin, const Iterator& end, + const ConnectCondition& connect_condition, + ComposedConnectHandler handler) + { + return connect_op<Protocol, SocketService, Iterator, + ConnectCondition, ComposedConnectHandler>( + sock, begin, end, connect_condition, handler); + } +} // namespace detail + +template <typename Protocol, typename SocketService, + typename Iterator, typename ComposedConnectHandler> +inline void async_connect(basic_socket<Protocol, SocketService>& s, + Iterator begin, BOOST_ASIO_MOVE_ARG(ComposedConnectHandler) handler) +{ + // If you get an error on the following line it means that your handler does + // not meet the documented type requirements for a ComposedConnectHandler. + BOOST_ASIO_COMPOSED_CONNECT_HANDLER_CHECK( + ComposedConnectHandler, handler, Iterator) type_check; + + detail::make_connect_op(s, begin, Iterator(), + detail::default_connect_condition(), + BOOST_ASIO_MOVE_CAST(ComposedConnectHandler)(handler))( + boost::system::error_code(), 1); +} + +template <typename Protocol, typename SocketService, + typename Iterator, typename ComposedConnectHandler> +inline void async_connect(basic_socket<Protocol, SocketService>& s, + Iterator begin, Iterator end, + BOOST_ASIO_MOVE_ARG(ComposedConnectHandler) handler) +{ + // If you get an error on the following line it means that your handler does + // not meet the documented type requirements for a ComposedConnectHandler. + BOOST_ASIO_COMPOSED_CONNECT_HANDLER_CHECK( + ComposedConnectHandler, handler, Iterator) type_check; + + detail::make_connect_op(s, begin, end, + detail::default_connect_condition(), + BOOST_ASIO_MOVE_CAST(ComposedConnectHandler)(handler))( + boost::system::error_code(), 1); +} + +template <typename Protocol, typename SocketService, typename Iterator, + typename ConnectCondition, typename ComposedConnectHandler> +inline void async_connect(basic_socket<Protocol, SocketService>& s, + Iterator begin, ConnectCondition connect_condition, + BOOST_ASIO_MOVE_ARG(ComposedConnectHandler) handler) +{ + // If you get an error on the following line it means that your handler does + // not meet the documented type requirements for a ComposedConnectHandler. + BOOST_ASIO_COMPOSED_CONNECT_HANDLER_CHECK( + ComposedConnectHandler, handler, Iterator) type_check; + + detail::make_connect_op(s, begin, Iterator(), connect_condition, + BOOST_ASIO_MOVE_CAST(ComposedConnectHandler)(handler))( + boost::system::error_code(), 1); +} + +template <typename Protocol, typename SocketService, typename Iterator, + typename ConnectCondition, typename ComposedConnectHandler> +void async_connect(basic_socket<Protocol, SocketService>& s, + Iterator begin, Iterator end, ConnectCondition connect_condition, + BOOST_ASIO_MOVE_ARG(ComposedConnectHandler) handler) +{ + // If you get an error on the following line it means that your handler does + // not meet the documented type requirements for a ComposedConnectHandler. + BOOST_ASIO_COMPOSED_CONNECT_HANDLER_CHECK( + ComposedConnectHandler, handler, Iterator) type_check; + + detail::make_connect_op(s, begin, end, connect_condition, + BOOST_ASIO_MOVE_CAST(ComposedConnectHandler)(handler))( + boost::system::error_code(), 1); +} + +} // namespace asio +} // namespace boost + +#include <boost/asio/detail/pop_options.hpp> + +#endif // BOOST_ASIO_IMPL_CONNECT_HPP |