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//
// ip/tcp.hpp
// ~~~~~~~~~~
//
// Copyright (c) 2003-2011 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 BOOST_ASIO_IP_TCP_HPP
#define BOOST_ASIO_IP_TCP_HPP
#if defined(_MSC_VER) && (_MSC_VER >= 1200)
# pragma once
#endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
#include <boost/asio/detail/config.hpp>
#include <boost/asio/basic_socket_acceptor.hpp>
#include <boost/asio/basic_socket_iostream.hpp>
#include <boost/asio/basic_stream_socket.hpp>
#include <boost/asio/detail/socket_option.hpp>
#include <boost/asio/detail/socket_types.hpp>
#include <boost/asio/ip/basic_endpoint.hpp>
#include <boost/asio/ip/basic_resolver.hpp>
#include <boost/asio/ip/basic_resolver_iterator.hpp>
#include <boost/asio/ip/basic_resolver_query.hpp>
#include <boost/asio/detail/push_options.hpp>
namespace boost {
namespace asio {
namespace ip {
/// Encapsulates the flags needed for TCP.
/**
* The boost::asio::ip::tcp class contains flags necessary for TCP sockets.
*
* @par Thread Safety
* @e Distinct @e objects: Safe.@n
* @e Shared @e objects: Safe.
*
* @par Concepts:
* Protocol, InternetProtocol.
*/
class tcp
{
public:
/// The type of a TCP endpoint.
typedef basic_endpoint<tcp> endpoint;
/// (Deprecated: use resolver::query.) The type of a resolver query.
typedef basic_resolver_query<tcp> resolver_query;
/// (Deprecated: use resolver::iterator.) The type of a resolver iterator.
typedef basic_resolver_iterator<tcp> resolver_iterator;
/// Construct to represent the IPv4 TCP protocol.
static tcp v4()
{
return tcp(PF_INET);
}
/// Construct to represent the IPv6 TCP protocol.
static tcp v6()
{
return tcp(PF_INET6);
}
/// Obtain an identifier for the type of the protocol.
int type() const
{
return SOCK_STREAM;
}
/// Obtain an identifier for the protocol.
int protocol() const
{
return IPPROTO_TCP;
}
/// Obtain an identifier for the protocol family.
int family() const
{
return family_;
}
/// The TCP socket type.
typedef basic_stream_socket<tcp> socket;
/// The TCP acceptor type.
typedef basic_socket_acceptor<tcp> acceptor;
/// The TCP resolver type.
typedef basic_resolver<tcp> resolver;
#if !defined(BOOST_NO_IOSTREAM)
/// The TCP iostream type.
typedef basic_socket_iostream<tcp> iostream;
#endif // !defined(BOOST_NO_IOSTREAM)
/// Socket option for disabling the Nagle algorithm.
/**
* Implements the IPPROTO_TCP/TCP_NODELAY socket option.
*
* @par Examples
* Setting the option:
* @code
* boost::asio::ip::tcp::socket socket(io_service);
* ...
* boost::asio::ip::tcp::no_delay option(true);
* socket.set_option(option);
* @endcode
*
* @par
* Getting the current option value:
* @code
* boost::asio::ip::tcp::socket socket(io_service);
* ...
* boost::asio::ip::tcp::no_delay option;
* socket.get_option(option);
* bool is_set = option.value();
* @endcode
*
* @par Concepts:
* Socket_Option, Boolean_Socket_Option.
*/
#if defined(GENERATING_DOCUMENTATION)
typedef implementation_defined no_delay;
#else
typedef boost::asio::detail::socket_option::boolean<
IPPROTO_TCP, TCP_NODELAY> no_delay;
#endif
/// Compare two protocols for equality.
friend bool operator==(const tcp& p1, const tcp& p2)
{
return p1.family_ == p2.family_;
}
/// Compare two protocols for inequality.
friend bool operator!=(const tcp& p1, const tcp& p2)
{
return p1.family_ != p2.family_;
}
private:
// Construct with a specific family.
explicit tcp(int family)
: family_(family)
{
}
int family_;
};
} // namespace ip
} // namespace asio
} // namespace boost
#include <boost/asio/detail/pop_options.hpp>
#endif // BOOST_ASIO_IP_TCP_HPP
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