| // |
| // socket_acceptor_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_SOCKET_ACCEPTOR_SERVICE_HPP |
| #define ASIO_SOCKET_ACCEPTOR_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_ENABLE_OLD_SERVICES) |
| |
| #include "asio/basic_socket.hpp" |
| #include "asio/detail/type_traits.hpp" |
| #include "asio/error.hpp" |
| #include "asio/io_context.hpp" |
| |
| #if defined(ASIO_WINDOWS_RUNTIME) |
| # include "asio/detail/null_socket_service.hpp" |
| #elif defined(ASIO_HAS_IOCP) |
| # include "asio/detail/win_iocp_socket_service.hpp" |
| #else |
| # include "asio/detail/reactive_socket_service.hpp" |
| #endif |
| |
| #include "asio/detail/push_options.hpp" |
| |
| namespace asio { |
| |
| /// Default service implementation for a socket acceptor. |
| template <typename Protocol> |
| class socket_acceptor_service |
| #if defined(GENERATING_DOCUMENTATION) |
| : public asio::io_context::service |
| #else |
| : public asio::detail::service_base<socket_acceptor_service<Protocol> > |
| #endif |
| { |
| public: |
| #if defined(GENERATING_DOCUMENTATION) |
| /// The unique service identifier. |
| static asio::io_context::id id; |
| #endif |
| |
| /// The protocol type. |
| typedef Protocol protocol_type; |
| |
| /// The endpoint type. |
| typedef typename protocol_type::endpoint endpoint_type; |
| |
| private: |
| // The type of the platform-specific implementation. |
| #if defined(ASIO_WINDOWS_RUNTIME) |
| typedef detail::null_socket_service<Protocol> service_impl_type; |
| #elif defined(ASIO_HAS_IOCP) |
| typedef detail::win_iocp_socket_service<Protocol> service_impl_type; |
| #else |
| typedef detail::reactive_socket_service<Protocol> service_impl_type; |
| #endif |
| |
| public: |
| /// The native type of the socket acceptor. |
| #if defined(GENERATING_DOCUMENTATION) |
| typedef implementation_defined implementation_type; |
| #else |
| typedef typename service_impl_type::implementation_type implementation_type; |
| #endif |
| |
| /// The native acceptor type. |
| #if defined(GENERATING_DOCUMENTATION) |
| typedef implementation_defined native_handle_type; |
| #else |
| typedef typename service_impl_type::native_handle_type native_handle_type; |
| #endif |
| |
| /// Construct a new socket acceptor service for the specified io_context. |
| explicit socket_acceptor_service(asio::io_context& io_context) |
| : asio::detail::service_base< |
| socket_acceptor_service<Protocol> >(io_context), |
| service_impl_(io_context) |
| { |
| } |
| |
| /// Construct a new socket acceptor implementation. |
| void construct(implementation_type& impl) |
| { |
| service_impl_.construct(impl); |
| } |
| |
| #if defined(ASIO_HAS_MOVE) || defined(GENERATING_DOCUMENTATION) |
| /// Move-construct a new socket acceptor implementation. |
| void move_construct(implementation_type& impl, |
| implementation_type& other_impl) |
| { |
| service_impl_.move_construct(impl, other_impl); |
| } |
| |
| /// Move-assign from another socket acceptor implementation. |
| void move_assign(implementation_type& impl, |
| socket_acceptor_service& other_service, |
| implementation_type& other_impl) |
| { |
| service_impl_.move_assign(impl, other_service.service_impl_, other_impl); |
| } |
| |
| /// Move-construct a new socket acceptor implementation from another protocol |
| /// type. |
| template <typename Protocol1> |
| void converting_move_construct(implementation_type& impl, |
| typename socket_acceptor_service< |
| Protocol1>::implementation_type& other_impl, |
| typename enable_if<is_convertible< |
| Protocol1, Protocol>::value>::type* = 0) |
| { |
| service_impl_.template converting_move_construct<Protocol1>( |
| impl, other_impl); |
| } |
| #endif // defined(ASIO_HAS_MOVE) || defined(GENERATING_DOCUMENTATION) |
| |
| /// Destroy a socket acceptor implementation. |
| void destroy(implementation_type& impl) |
| { |
| service_impl_.destroy(impl); |
| } |
| |
| /// Open a new socket acceptor implementation. |
| ASIO_SYNC_OP_VOID open(implementation_type& impl, |
| const protocol_type& protocol, asio::error_code& ec) |
| { |
| service_impl_.open(impl, protocol, ec); |
| ASIO_SYNC_OP_VOID_RETURN(ec); |
| } |
| |
| /// Assign an existing native acceptor to a socket acceptor. |
| ASIO_SYNC_OP_VOID assign(implementation_type& impl, |
| const protocol_type& protocol, const native_handle_type& native_acceptor, |
| asio::error_code& ec) |
| { |
| service_impl_.assign(impl, protocol, native_acceptor, ec); |
| ASIO_SYNC_OP_VOID_RETURN(ec); |
| } |
| |
| /// Determine whether the acceptor is open. |
| bool is_open(const implementation_type& impl) const |
| { |
| return service_impl_.is_open(impl); |
| } |
| |
| /// Cancel all asynchronous operations associated with the acceptor. |
| ASIO_SYNC_OP_VOID cancel(implementation_type& impl, |
| asio::error_code& ec) |
| { |
| service_impl_.cancel(impl, ec); |
| ASIO_SYNC_OP_VOID_RETURN(ec); |
| } |
| |
| /// Bind the socket acceptor to the specified local endpoint. |
| ASIO_SYNC_OP_VOID bind(implementation_type& impl, |
| const endpoint_type& endpoint, asio::error_code& ec) |
| { |
| service_impl_.bind(impl, endpoint, ec); |
| ASIO_SYNC_OP_VOID_RETURN(ec); |
| } |
| |
| /// Place the socket acceptor into the state where it will listen for new |
| /// connections. |
| ASIO_SYNC_OP_VOID listen(implementation_type& impl, int backlog, |
| asio::error_code& ec) |
| { |
| service_impl_.listen(impl, backlog, ec); |
| ASIO_SYNC_OP_VOID_RETURN(ec); |
| } |
| |
| /// Close a socket acceptor implementation. |
| ASIO_SYNC_OP_VOID close(implementation_type& impl, |
| asio::error_code& ec) |
| { |
| service_impl_.close(impl, ec); |
| ASIO_SYNC_OP_VOID_RETURN(ec); |
| } |
| |
| /// Get the native acceptor implementation. |
| native_handle_type native_handle(implementation_type& impl) |
| { |
| return service_impl_.native_handle(impl); |
| } |
| |
| /// Set a socket option. |
| template <typename SettableSocketOption> |
| ASIO_SYNC_OP_VOID set_option(implementation_type& impl, |
| const SettableSocketOption& option, asio::error_code& ec) |
| { |
| service_impl_.set_option(impl, option, ec); |
| ASIO_SYNC_OP_VOID_RETURN(ec); |
| } |
| |
| /// Get a socket option. |
| template <typename GettableSocketOption> |
| ASIO_SYNC_OP_VOID get_option(const implementation_type& impl, |
| GettableSocketOption& option, asio::error_code& ec) const |
| { |
| service_impl_.get_option(impl, option, ec); |
| ASIO_SYNC_OP_VOID_RETURN(ec); |
| } |
| |
| /// Perform an IO control command on the socket. |
| template <typename IoControlCommand> |
| ASIO_SYNC_OP_VOID io_control(implementation_type& impl, |
| IoControlCommand& command, asio::error_code& ec) |
| { |
| service_impl_.io_control(impl, command, ec); |
| ASIO_SYNC_OP_VOID_RETURN(ec); |
| } |
| |
| /// Gets the non-blocking mode of the acceptor. |
| bool non_blocking(const implementation_type& impl) const |
| { |
| return service_impl_.non_blocking(impl); |
| } |
| |
| /// Sets the non-blocking mode of the acceptor. |
| ASIO_SYNC_OP_VOID non_blocking(implementation_type& impl, |
| bool mode, asio::error_code& ec) |
| { |
| service_impl_.non_blocking(impl, mode, ec); |
| ASIO_SYNC_OP_VOID_RETURN(ec); |
| } |
| |
| /// Gets the non-blocking mode of the native acceptor implementation. |
| bool native_non_blocking(const implementation_type& impl) const |
| { |
| return service_impl_.native_non_blocking(impl); |
| } |
| |
| /// Sets the non-blocking mode of the native acceptor implementation. |
| ASIO_SYNC_OP_VOID native_non_blocking(implementation_type& impl, |
| bool mode, asio::error_code& ec) |
| { |
| service_impl_.native_non_blocking(impl, mode, ec); |
| ASIO_SYNC_OP_VOID_RETURN(ec); |
| } |
| |
| /// Get the local endpoint. |
| endpoint_type local_endpoint(const implementation_type& impl, |
| asio::error_code& ec) const |
| { |
| return service_impl_.local_endpoint(impl, ec); |
| } |
| |
| /// Wait for the acceptor to become ready to read, ready to write, or to have |
| /// pending error conditions. |
| ASIO_SYNC_OP_VOID wait(implementation_type& impl, |
| socket_base::wait_type w, asio::error_code& ec) |
| { |
| service_impl_.wait(impl, w, ec); |
| ASIO_SYNC_OP_VOID_RETURN(ec); |
| } |
| |
| /// Asynchronously wait for the acceptor to become ready to read, ready to |
| /// write, or to have pending error conditions. |
| template <typename WaitHandler> |
| ASIO_INITFN_RESULT_TYPE(WaitHandler, |
| void (asio::error_code)) |
| async_wait(implementation_type& impl, socket_base::wait_type w, |
| ASIO_MOVE_ARG(WaitHandler) handler) |
| { |
| async_completion<WaitHandler, |
| void (asio::error_code)> init(handler); |
| |
| service_impl_.async_wait(impl, w, init.completion_handler); |
| |
| return init.result.get(); |
| } |
| |
| /// Accept a new connection. |
| template <typename Protocol1, typename SocketService> |
| ASIO_SYNC_OP_VOID accept(implementation_type& impl, |
| basic_socket<Protocol1, SocketService>& peer, |
| endpoint_type* peer_endpoint, asio::error_code& ec, |
| typename enable_if<is_convertible<Protocol, Protocol1>::value>::type* = 0) |
| { |
| service_impl_.accept(impl, peer, peer_endpoint, ec); |
| ASIO_SYNC_OP_VOID_RETURN(ec); |
| } |
| |
| #if defined(ASIO_HAS_MOVE) |
| /// Accept a new connection. |
| typename Protocol::socket accept(implementation_type& impl, |
| io_context* peer_io_context, endpoint_type* peer_endpoint, |
| asio::error_code& ec) |
| { |
| return service_impl_.accept(impl, peer_io_context, peer_endpoint, ec); |
| } |
| #endif // defined(ASIO_HAS_MOVE) |
| |
| /// Start an asynchronous accept. |
| template <typename Protocol1, typename SocketService, typename AcceptHandler> |
| ASIO_INITFN_RESULT_TYPE(AcceptHandler, |
| void (asio::error_code)) |
| async_accept(implementation_type& impl, |
| basic_socket<Protocol1, SocketService>& peer, |
| endpoint_type* peer_endpoint, |
| ASIO_MOVE_ARG(AcceptHandler) handler, |
| typename enable_if<is_convertible<Protocol, Protocol1>::value>::type* = 0) |
| { |
| async_completion<AcceptHandler, |
| void (asio::error_code)> init(handler); |
| |
| service_impl_.async_accept(impl, |
| peer, peer_endpoint, init.completion_handler); |
| |
| return init.result.get(); |
| } |
| |
| #if defined(ASIO_HAS_MOVE) |
| /// Start an asynchronous accept. |
| template <typename MoveAcceptHandler> |
| ASIO_INITFN_RESULT_TYPE(MoveAcceptHandler, |
| void (asio::error_code, typename Protocol::socket)) |
| async_accept(implementation_type& impl, |
| asio::io_context* peer_io_context, endpoint_type* peer_endpoint, |
| ASIO_MOVE_ARG(MoveAcceptHandler) handler) |
| { |
| async_completion<MoveAcceptHandler, |
| void (asio::error_code, |
| typename Protocol::socket)> init(handler); |
| |
| service_impl_.async_accept(impl, |
| peer_io_context, peer_endpoint, init.completion_handler); |
| |
| return init.result.get(); |
| } |
| #endif // defined(ASIO_HAS_MOVE) |
| |
| private: |
| // Destroy all user-defined handler objects owned by the service. |
| void shutdown() |
| { |
| service_impl_.shutdown(); |
| } |
| |
| // The platform-specific implementation. |
| service_impl_type service_impl_; |
| }; |
| |
| } // namespace asio |
| |
| #include "asio/detail/pop_options.hpp" |
| |
| #endif // defined(ASIO_ENABLE_OLD_SERVICES) |
| |
| #endif // ASIO_SOCKET_ACCEPTOR_SERVICE_HPP |