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Diffstat (limited to 'lib/asio/socket_acceptor_service.hpp')
| -rw-r--r-- | lib/asio/socket_acceptor_service.hpp | 372 |
1 files changed, 372 insertions, 0 deletions
diff --git a/lib/asio/socket_acceptor_service.hpp b/lib/asio/socket_acceptor_service.hpp new file mode 100644 index 0000000..cd40fe1 --- /dev/null +++ b/lib/asio/socket_acceptor_service.hpp @@ -0,0 +1,372 @@ +// +// socket_acceptor_service.hpp +// ~~~~~~~~~~~~~~~~~~~~~~~~~~~ +// +// Copyright (c) 2003-2018 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); + } + + // All acceptor services have access to each other's implementations. + template <typename Protocol1> friend class socket_acceptor_service; + + /// Move-construct a new socket acceptor implementation from another protocol + /// type. + template <typename Protocol1> + void converting_move_construct(implementation_type& impl, + socket_acceptor_service<Protocol1>& other_service, + 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_service.service_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); + } + + /// Release ownership of the underlying acceptor. + native_handle_type release(implementation_type& impl, + asio::error_code& ec) + { + return service_impl_.release(impl, 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 |