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157 lines
3.6 KiB
157 lines
3.6 KiB
// |
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// ip/tcp.hpp |
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// ~~~~~~~~~~ |
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// |
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// Copyright (c) 2003-2011 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 BOOST_ASIO_IP_TCP_HPP |
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#define BOOST_ASIO_IP_TCP_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 <boost/asio/detail/config.hpp> |
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#include <boost/asio/basic_socket_acceptor.hpp> |
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#include <boost/asio/basic_socket_iostream.hpp> |
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#include <boost/asio/basic_stream_socket.hpp> |
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#include <boost/asio/detail/socket_option.hpp> |
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#include <boost/asio/detail/socket_types.hpp> |
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#include <boost/asio/ip/basic_endpoint.hpp> |
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#include <boost/asio/ip/basic_resolver.hpp> |
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#include <boost/asio/ip/basic_resolver_iterator.hpp> |
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#include <boost/asio/ip/basic_resolver_query.hpp> |
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#include <boost/asio/detail/push_options.hpp> |
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namespace boost { |
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namespace asio { |
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namespace ip { |
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/// Encapsulates the flags needed for TCP. |
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/** |
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* The boost::asio::ip::tcp class contains flags necessary for TCP sockets. |
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* |
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* @par Thread Safety |
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* @e Distinct @e objects: Safe.@n |
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* @e Shared @e objects: Safe. |
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* |
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* @par Concepts: |
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* Protocol, InternetProtocol. |
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*/ |
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class tcp |
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{ |
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public: |
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/// The type of a TCP endpoint. |
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typedef basic_endpoint<tcp> endpoint; |
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/// Construct to represent the IPv4 TCP protocol. |
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static tcp v4() |
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{ |
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return tcp(PF_INET); |
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} |
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/// Construct to represent the IPv6 TCP protocol. |
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static tcp v6() |
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{ |
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return tcp(PF_INET6); |
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} |
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/// Obtain an identifier for the type of the protocol. |
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int type() const |
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{ |
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return SOCK_STREAM; |
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} |
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/// Obtain an identifier for the protocol. |
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int protocol() const |
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{ |
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return IPPROTO_TCP; |
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} |
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/// Obtain an identifier for the protocol family. |
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int family() const |
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{ |
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return family_; |
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} |
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/// The TCP socket type. |
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typedef basic_stream_socket<tcp> socket; |
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/// The TCP acceptor type. |
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typedef basic_socket_acceptor<tcp> acceptor; |
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/// The TCP resolver type. |
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typedef basic_resolver<tcp> resolver; |
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#if !defined(BOOST_NO_IOSTREAM) |
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/// The TCP iostream type. |
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typedef basic_socket_iostream<tcp> iostream; |
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#endif // !defined(BOOST_NO_IOSTREAM) |
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/// Socket option for disabling the Nagle algorithm. |
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/** |
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* Implements the IPPROTO_TCP/TCP_NODELAY socket option. |
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* |
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* @par Examples |
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* Setting the option: |
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* @code |
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* boost::asio::ip::tcp::socket socket(io_service); |
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* ... |
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* boost::asio::ip::tcp::no_delay option(true); |
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* socket.set_option(option); |
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* @endcode |
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* |
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* @par |
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* Getting the current option value: |
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* @code |
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* boost::asio::ip::tcp::socket socket(io_service); |
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* ... |
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* boost::asio::ip::tcp::no_delay option; |
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* socket.get_option(option); |
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* bool is_set = option.value(); |
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* @endcode |
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* |
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* @par Concepts: |
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* Socket_Option, Boolean_Socket_Option. |
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*/ |
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#if defined(GENERATING_DOCUMENTATION) |
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typedef implementation_defined no_delay; |
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#else |
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typedef boost::asio::detail::socket_option::boolean< |
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IPPROTO_TCP, TCP_NODELAY> no_delay; |
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#endif |
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/// Compare two protocols for equality. |
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friend bool operator==(const tcp& p1, const tcp& p2) |
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{ |
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return p1.family_ == p2.family_; |
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} |
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/// Compare two protocols for inequality. |
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friend bool operator!=(const tcp& p1, const tcp& p2) |
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{ |
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return p1.family_ != p2.family_; |
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} |
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private: |
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// Construct with a specific family. |
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explicit tcp(int protocol_family) |
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: family_(protocol_family) |
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{ |
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} |
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int family_; |
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}; |
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} // namespace ip |
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} // namespace asio |
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} // namespace boost |
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#include <boost/asio/detail/pop_options.hpp> |
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#endif // BOOST_ASIO_IP_TCP_HPP
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