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https://github.com/0xFEEDC0DE64/arduino-esp32.git
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373 lines
11 KiB
C++
373 lines
11 KiB
C++
//
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// socket_acceptor_service.hpp
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// ~~~~~~~~~~~~~~~~~~~~~~~~~~~
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//
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// Copyright (c) 2003-2018 Christopher M. Kohlhoff (chris at kohlhoff dot com)
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//
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// Distributed under the Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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//
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#ifndef ASIO_SOCKET_ACCEPTOR_SERVICE_HPP
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#define ASIO_SOCKET_ACCEPTOR_SERVICE_HPP
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#if defined(_MSC_VER) && (_MSC_VER >= 1200)
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# pragma once
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#endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
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#include "asio/detail/config.hpp"
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#if defined(ASIO_ENABLE_OLD_SERVICES)
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#include "asio/basic_socket.hpp"
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#include "asio/detail/type_traits.hpp"
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#include "asio/error.hpp"
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#include "asio/io_context.hpp"
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#if defined(ASIO_WINDOWS_RUNTIME)
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# include "asio/detail/null_socket_service.hpp"
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#elif defined(ASIO_HAS_IOCP)
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# include "asio/detail/win_iocp_socket_service.hpp"
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#else
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# include "asio/detail/reactive_socket_service.hpp"
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#endif
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#include "asio/detail/push_options.hpp"
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namespace asio {
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/// Default service implementation for a socket acceptor.
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template <typename Protocol>
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class socket_acceptor_service
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#if defined(GENERATING_DOCUMENTATION)
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: public asio::io_context::service
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#else
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: public asio::detail::service_base<socket_acceptor_service<Protocol> >
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#endif
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{
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public:
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#if defined(GENERATING_DOCUMENTATION)
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/// The unique service identifier.
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static asio::io_context::id id;
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#endif
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/// The protocol type.
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typedef Protocol protocol_type;
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/// The endpoint type.
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typedef typename protocol_type::endpoint endpoint_type;
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private:
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// The type of the platform-specific implementation.
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#if defined(ASIO_WINDOWS_RUNTIME)
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typedef detail::null_socket_service<Protocol> service_impl_type;
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#elif defined(ASIO_HAS_IOCP)
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typedef detail::win_iocp_socket_service<Protocol> service_impl_type;
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#else
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typedef detail::reactive_socket_service<Protocol> service_impl_type;
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#endif
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public:
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/// The native type of the socket acceptor.
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#if defined(GENERATING_DOCUMENTATION)
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typedef implementation_defined implementation_type;
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#else
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typedef typename service_impl_type::implementation_type implementation_type;
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#endif
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/// The native acceptor type.
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#if defined(GENERATING_DOCUMENTATION)
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typedef implementation_defined native_handle_type;
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#else
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typedef typename service_impl_type::native_handle_type native_handle_type;
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#endif
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/// Construct a new socket acceptor service for the specified io_context.
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explicit socket_acceptor_service(asio::io_context& io_context)
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: asio::detail::service_base<
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socket_acceptor_service<Protocol> >(io_context),
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service_impl_(io_context)
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{
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}
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/// Construct a new socket acceptor implementation.
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void construct(implementation_type& impl)
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{
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service_impl_.construct(impl);
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}
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#if defined(ASIO_HAS_MOVE) || defined(GENERATING_DOCUMENTATION)
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/// Move-construct a new socket acceptor implementation.
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void move_construct(implementation_type& impl,
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implementation_type& other_impl)
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{
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service_impl_.move_construct(impl, other_impl);
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}
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/// Move-assign from another socket acceptor implementation.
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void move_assign(implementation_type& impl,
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socket_acceptor_service& other_service,
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implementation_type& other_impl)
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{
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service_impl_.move_assign(impl, other_service.service_impl_, other_impl);
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}
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// All acceptor services have access to each other's implementations.
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template <typename Protocol1> friend class socket_acceptor_service;
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/// Move-construct a new socket acceptor implementation from another protocol
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/// type.
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template <typename Protocol1>
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void converting_move_construct(implementation_type& impl,
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socket_acceptor_service<Protocol1>& other_service,
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typename socket_acceptor_service<
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Protocol1>::implementation_type& other_impl,
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typename enable_if<is_convertible<
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Protocol1, Protocol>::value>::type* = 0)
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{
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service_impl_.template converting_move_construct<Protocol1>(
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impl, other_service.service_impl_, other_impl);
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}
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#endif // defined(ASIO_HAS_MOVE) || defined(GENERATING_DOCUMENTATION)
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/// Destroy a socket acceptor implementation.
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void destroy(implementation_type& impl)
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{
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service_impl_.destroy(impl);
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}
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/// Open a new socket acceptor implementation.
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ASIO_SYNC_OP_VOID open(implementation_type& impl,
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const protocol_type& protocol, asio::error_code& ec)
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{
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service_impl_.open(impl, protocol, ec);
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ASIO_SYNC_OP_VOID_RETURN(ec);
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}
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/// Assign an existing native acceptor to a socket acceptor.
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ASIO_SYNC_OP_VOID assign(implementation_type& impl,
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const protocol_type& protocol, const native_handle_type& native_acceptor,
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asio::error_code& ec)
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{
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service_impl_.assign(impl, protocol, native_acceptor, ec);
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ASIO_SYNC_OP_VOID_RETURN(ec);
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}
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/// Determine whether the acceptor is open.
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bool is_open(const implementation_type& impl) const
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{
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return service_impl_.is_open(impl);
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}
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/// Cancel all asynchronous operations associated with the acceptor.
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ASIO_SYNC_OP_VOID cancel(implementation_type& impl,
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asio::error_code& ec)
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{
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service_impl_.cancel(impl, ec);
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ASIO_SYNC_OP_VOID_RETURN(ec);
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}
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/// Bind the socket acceptor to the specified local endpoint.
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ASIO_SYNC_OP_VOID bind(implementation_type& impl,
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const endpoint_type& endpoint, asio::error_code& ec)
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{
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service_impl_.bind(impl, endpoint, ec);
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ASIO_SYNC_OP_VOID_RETURN(ec);
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}
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/// Place the socket acceptor into the state where it will listen for new
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/// connections.
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ASIO_SYNC_OP_VOID listen(implementation_type& impl, int backlog,
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asio::error_code& ec)
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{
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service_impl_.listen(impl, backlog, ec);
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ASIO_SYNC_OP_VOID_RETURN(ec);
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}
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/// Close a socket acceptor implementation.
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ASIO_SYNC_OP_VOID close(implementation_type& impl,
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asio::error_code& ec)
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{
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service_impl_.close(impl, ec);
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ASIO_SYNC_OP_VOID_RETURN(ec);
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}
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/// Release ownership of the underlying acceptor.
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native_handle_type release(implementation_type& impl,
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asio::error_code& ec)
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{
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return service_impl_.release(impl, ec);
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}
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/// Get the native acceptor implementation.
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native_handle_type native_handle(implementation_type& impl)
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{
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return service_impl_.native_handle(impl);
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}
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/// Set a socket option.
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template <typename SettableSocketOption>
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ASIO_SYNC_OP_VOID set_option(implementation_type& impl,
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const SettableSocketOption& option, asio::error_code& ec)
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{
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service_impl_.set_option(impl, option, ec);
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ASIO_SYNC_OP_VOID_RETURN(ec);
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}
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/// Get a socket option.
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template <typename GettableSocketOption>
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ASIO_SYNC_OP_VOID get_option(const implementation_type& impl,
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GettableSocketOption& option, asio::error_code& ec) const
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{
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service_impl_.get_option(impl, option, ec);
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ASIO_SYNC_OP_VOID_RETURN(ec);
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}
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/// Perform an IO control command on the socket.
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template <typename IoControlCommand>
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ASIO_SYNC_OP_VOID io_control(implementation_type& impl,
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IoControlCommand& command, asio::error_code& ec)
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{
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service_impl_.io_control(impl, command, ec);
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ASIO_SYNC_OP_VOID_RETURN(ec);
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}
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/// Gets the non-blocking mode of the acceptor.
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bool non_blocking(const implementation_type& impl) const
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{
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return service_impl_.non_blocking(impl);
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}
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/// Sets the non-blocking mode of the acceptor.
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ASIO_SYNC_OP_VOID non_blocking(implementation_type& impl,
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bool mode, asio::error_code& ec)
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{
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service_impl_.non_blocking(impl, mode, ec);
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ASIO_SYNC_OP_VOID_RETURN(ec);
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}
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/// Gets the non-blocking mode of the native acceptor implementation.
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bool native_non_blocking(const implementation_type& impl) const
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{
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return service_impl_.native_non_blocking(impl);
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}
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/// Sets the non-blocking mode of the native acceptor implementation.
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ASIO_SYNC_OP_VOID native_non_blocking(implementation_type& impl,
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bool mode, asio::error_code& ec)
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{
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service_impl_.native_non_blocking(impl, mode, ec);
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ASIO_SYNC_OP_VOID_RETURN(ec);
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}
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/// Get the local endpoint.
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endpoint_type local_endpoint(const implementation_type& impl,
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asio::error_code& ec) const
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{
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return service_impl_.local_endpoint(impl, ec);
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}
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/// Wait for the acceptor to become ready to read, ready to write, or to have
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/// pending error conditions.
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ASIO_SYNC_OP_VOID wait(implementation_type& impl,
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socket_base::wait_type w, asio::error_code& ec)
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{
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service_impl_.wait(impl, w, ec);
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ASIO_SYNC_OP_VOID_RETURN(ec);
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}
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/// Asynchronously wait for the acceptor to become ready to read, ready to
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/// write, or to have pending error conditions.
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template <typename WaitHandler>
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ASIO_INITFN_RESULT_TYPE(WaitHandler,
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void (asio::error_code))
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async_wait(implementation_type& impl, socket_base::wait_type w,
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ASIO_MOVE_ARG(WaitHandler) handler)
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{
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async_completion<WaitHandler,
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void (asio::error_code)> init(handler);
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service_impl_.async_wait(impl, w, init.completion_handler);
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return init.result.get();
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}
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/// Accept a new connection.
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template <typename Protocol1, typename SocketService>
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ASIO_SYNC_OP_VOID accept(implementation_type& impl,
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basic_socket<Protocol1, SocketService>& peer,
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endpoint_type* peer_endpoint, asio::error_code& ec,
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typename enable_if<is_convertible<Protocol, Protocol1>::value>::type* = 0)
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{
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service_impl_.accept(impl, peer, peer_endpoint, ec);
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ASIO_SYNC_OP_VOID_RETURN(ec);
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}
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#if defined(ASIO_HAS_MOVE)
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/// Accept a new connection.
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typename Protocol::socket accept(implementation_type& impl,
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io_context* peer_io_context, endpoint_type* peer_endpoint,
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asio::error_code& ec)
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{
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return service_impl_.accept(impl, peer_io_context, peer_endpoint, ec);
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}
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#endif // defined(ASIO_HAS_MOVE)
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/// Start an asynchronous accept.
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template <typename Protocol1, typename SocketService, typename AcceptHandler>
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ASIO_INITFN_RESULT_TYPE(AcceptHandler,
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void (asio::error_code))
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async_accept(implementation_type& impl,
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basic_socket<Protocol1, SocketService>& peer,
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endpoint_type* peer_endpoint,
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ASIO_MOVE_ARG(AcceptHandler) handler,
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typename enable_if<is_convertible<Protocol, Protocol1>::value>::type* = 0)
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{
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async_completion<AcceptHandler,
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void (asio::error_code)> init(handler);
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service_impl_.async_accept(impl,
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peer, peer_endpoint, init.completion_handler);
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return init.result.get();
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}
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#if defined(ASIO_HAS_MOVE)
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/// Start an asynchronous accept.
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template <typename MoveAcceptHandler>
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ASIO_INITFN_RESULT_TYPE(MoveAcceptHandler,
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void (asio::error_code, typename Protocol::socket))
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async_accept(implementation_type& impl,
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asio::io_context* peer_io_context, endpoint_type* peer_endpoint,
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ASIO_MOVE_ARG(MoveAcceptHandler) handler)
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{
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async_completion<MoveAcceptHandler,
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void (asio::error_code,
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typename Protocol::socket)> init(handler);
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service_impl_.async_accept(impl,
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peer_io_context, peer_endpoint, init.completion_handler);
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return init.result.get();
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}
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#endif // defined(ASIO_HAS_MOVE)
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private:
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// Destroy all user-defined handler objects owned by the service.
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void shutdown()
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{
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service_impl_.shutdown();
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}
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// The platform-specific implementation.
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service_impl_type service_impl_;
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};
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} // namespace asio
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#include "asio/detail/pop_options.hpp"
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#endif // defined(ASIO_ENABLE_OLD_SERVICES)
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#endif // ASIO_SOCKET_ACCEPTOR_SERVICE_HPP
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