| // |
| // detail/winrt_ssocket_service.hpp |
| // ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
| // |
| // Copyright (c) 2003-2016 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_DETAIL_WINRT_SSOCKET_SERVICE_HPP |
| #define ASIO_DETAIL_WINRT_SSOCKET_SERVICE_HPP |
| |
| #if defined(_MSC_VER) && (_MSC_VER >= 1200) |
| # pragma once |
| #endif // defined(_MSC_VER) && (_MSC_VER >= 1200) |
| |
| #include "asio/detail/config.hpp" |
| |
| #if defined(ASIO_WINDOWS_RUNTIME) |
| |
| #include "asio/error.hpp" |
| #include "asio/io_context.hpp" |
| #include "asio/detail/memory.hpp" |
| #include "asio/detail/winrt_socket_connect_op.hpp" |
| #include "asio/detail/winrt_ssocket_service_base.hpp" |
| #include "asio/detail/winrt_utils.hpp" |
| |
| #include "asio/detail/push_options.hpp" |
| |
| namespace asio { |
| namespace detail { |
| |
| template <typename Protocol> |
| class winrt_ssocket_service : |
| public service_base<winrt_ssocket_service<Protocol> >, |
| public winrt_ssocket_service_base |
| { |
| public: |
| // The protocol type. |
| typedef Protocol protocol_type; |
| |
| // The endpoint type. |
| typedef typename Protocol::endpoint endpoint_type; |
| |
| // The native type of a socket. |
| typedef Windows::Networking::Sockets::StreamSocket^ native_handle_type; |
| |
| // The implementation type of the socket. |
| struct implementation_type : base_implementation_type |
| { |
| // Default constructor. |
| implementation_type() |
| : base_implementation_type(), |
| protocol_(endpoint_type().protocol()) |
| { |
| } |
| |
| // The protocol associated with the socket. |
| protocol_type protocol_; |
| }; |
| |
| // Constructor. |
| winrt_ssocket_service(asio::io_context& io_context) |
| : service_base<winrt_ssocket_service<Protocol> >(io_context), |
| winrt_ssocket_service_base(io_context) |
| { |
| } |
| |
| // Destroy all user-defined handler objects owned by the service. |
| void shutdown() |
| { |
| this->base_shutdown(); |
| } |
| |
| // Move-construct a new socket implementation. |
| void move_construct(implementation_type& impl, |
| implementation_type& other_impl) |
| { |
| this->base_move_construct(impl, other_impl); |
| |
| impl.protocol_ = other_impl.protocol_; |
| other_impl.protocol_ = endpoint_type().protocol(); |
| } |
| |
| // Move-assign from another socket implementation. |
| void move_assign(implementation_type& impl, |
| winrt_ssocket_service& other_service, |
| implementation_type& other_impl) |
| { |
| this->base_move_assign(impl, other_service, other_impl); |
| |
| impl.protocol_ = other_impl.protocol_; |
| other_impl.protocol_ = endpoint_type().protocol(); |
| } |
| |
| // Move-construct a new socket implementation from another protocol type. |
| template <typename Protocol1> |
| void converting_move_construct(implementation_type& impl, |
| typename winrt_ssocket_service< |
| Protocol1>::implementation_type& other_impl) |
| { |
| this->base_move_construct(impl, other_impl); |
| |
| impl.protocol_ = protocol_type(other_impl.protocol_); |
| other_impl.protocol_ = typename Protocol1::endpoint().protocol(); |
| } |
| |
| // Open a new socket implementation. |
| asio::error_code open(implementation_type& impl, |
| const protocol_type& protocol, asio::error_code& ec) |
| { |
| if (is_open(impl)) |
| { |
| ec = asio::error::already_open; |
| return ec; |
| } |
| |
| try |
| { |
| impl.socket_ = ref new Windows::Networking::Sockets::StreamSocket; |
| impl.protocol_ = protocol; |
| ec = asio::error_code(); |
| } |
| catch (Platform::Exception^ e) |
| { |
| ec = asio::error_code(e->HResult, |
| asio::system_category()); |
| } |
| |
| return ec; |
| } |
| |
| // Assign a native socket to a socket implementation. |
| asio::error_code assign(implementation_type& impl, |
| const protocol_type& protocol, const native_handle_type& native_socket, |
| asio::error_code& ec) |
| { |
| if (is_open(impl)) |
| { |
| ec = asio::error::already_open; |
| return ec; |
| } |
| |
| impl.socket_ = native_socket; |
| impl.protocol_ = protocol; |
| ec = asio::error_code(); |
| |
| return ec; |
| } |
| |
| // Bind the socket to the specified local endpoint. |
| asio::error_code bind(implementation_type&, |
| const endpoint_type&, asio::error_code& ec) |
| { |
| ec = asio::error::operation_not_supported; |
| return ec; |
| } |
| |
| // Get the local endpoint. |
| endpoint_type local_endpoint(const implementation_type& impl, |
| asio::error_code& ec) const |
| { |
| endpoint_type endpoint; |
| endpoint.resize(do_get_endpoint(impl, true, |
| endpoint.data(), endpoint.size(), ec)); |
| return endpoint; |
| } |
| |
| // Get the remote endpoint. |
| endpoint_type remote_endpoint(const implementation_type& impl, |
| asio::error_code& ec) const |
| { |
| endpoint_type endpoint; |
| endpoint.resize(do_get_endpoint(impl, false, |
| endpoint.data(), endpoint.size(), ec)); |
| return endpoint; |
| } |
| |
| // Set a socket option. |
| template <typename Option> |
| asio::error_code set_option(implementation_type& impl, |
| const Option& option, asio::error_code& ec) |
| { |
| return do_set_option(impl, option.level(impl.protocol_), |
| option.name(impl.protocol_), option.data(impl.protocol_), |
| option.size(impl.protocol_), ec); |
| } |
| |
| // Get a socket option. |
| template <typename Option> |
| asio::error_code get_option(const implementation_type& impl, |
| Option& option, asio::error_code& ec) const |
| { |
| std::size_t size = option.size(impl.protocol_); |
| do_get_option(impl, option.level(impl.protocol_), |
| option.name(impl.protocol_), |
| option.data(impl.protocol_), &size, ec); |
| if (!ec) |
| option.resize(impl.protocol_, size); |
| return ec; |
| } |
| |
| // Connect the socket to the specified endpoint. |
| asio::error_code connect(implementation_type& impl, |
| const endpoint_type& peer_endpoint, asio::error_code& ec) |
| { |
| return do_connect(impl, peer_endpoint.data(), ec); |
| } |
| |
| // Start an asynchronous connect. |
| template <typename Handler> |
| void async_connect(implementation_type& impl, |
| const endpoint_type& peer_endpoint, Handler& handler) |
| { |
| bool is_continuation = |
| asio_handler_cont_helpers::is_continuation(handler); |
| |
| // Allocate and construct an operation to wrap the handler. |
| typedef winrt_socket_connect_op<Handler> op; |
| typename op::ptr p = { asio::detail::addressof(handler), |
| op::ptr::allocate(handler), 0 }; |
| p.p = new (p.v) op(handler); |
| |
| ASIO_HANDLER_CREATION((io_context_.context(), |
| *p.p, "socket", &impl, 0, "async_connect")); |
| |
| start_connect_op(impl, peer_endpoint.data(), p.p, is_continuation); |
| p.v = p.p = 0; |
| } |
| }; |
| |
| } // namespace detail |
| } // namespace asio |
| |
| #include "asio/detail/pop_options.hpp" |
| |
| #endif // defined(ASIO_WINDOWS_RUNTIME) |
| |
| #endif // ASIO_DETAIL_WINRT_SSOCKET_SERVICE_HPP |