Chris@16: //
Chris@16: // ip/udp.hpp
Chris@16: // ~~~~~~~~~~
Chris@16: //
Chris@101: // Copyright (c) 2003-2015 Christopher M. Kohlhoff (chris at kohlhoff dot com)
Chris@16: //
Chris@16: // Distributed under the Boost Software License, Version 1.0. (See accompanying
Chris@16: // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
Chris@16: //
Chris@16: 
Chris@16: #ifndef BOOST_ASIO_IP_UDP_HPP
Chris@16: #define BOOST_ASIO_IP_UDP_HPP
Chris@16: 
Chris@16: #if defined(_MSC_VER) && (_MSC_VER >= 1200)
Chris@16: # pragma once
Chris@16: #endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
Chris@16: 
Chris@16: #include <boost/asio/detail/config.hpp>
Chris@16: #include <boost/asio/basic_datagram_socket.hpp>
Chris@16: #include <boost/asio/detail/socket_types.hpp>
Chris@16: #include <boost/asio/ip/basic_endpoint.hpp>
Chris@16: #include <boost/asio/ip/basic_resolver.hpp>
Chris@16: #include <boost/asio/ip/basic_resolver_iterator.hpp>
Chris@16: #include <boost/asio/ip/basic_resolver_query.hpp>
Chris@16: 
Chris@16: #include <boost/asio/detail/push_options.hpp>
Chris@16: 
Chris@16: namespace boost {
Chris@16: namespace asio {
Chris@16: namespace ip {
Chris@16: 
Chris@16: /// Encapsulates the flags needed for UDP.
Chris@16: /**
Chris@16:  * The boost::asio::ip::udp class contains flags necessary for UDP sockets.
Chris@16:  *
Chris@16:  * @par Thread Safety
Chris@16:  * @e Distinct @e objects: Safe.@n
Chris@16:  * @e Shared @e objects: Safe.
Chris@16:  *
Chris@16:  * @par Concepts:
Chris@16:  * Protocol, InternetProtocol.
Chris@16:  */
Chris@16: class udp
Chris@16: {
Chris@16: public:
Chris@16:   /// The type of a UDP endpoint.
Chris@16:   typedef basic_endpoint<udp> endpoint;
Chris@16: 
Chris@16:   /// Construct to represent the IPv4 UDP protocol.
Chris@16:   static udp v4()
Chris@16:   {
Chris@16:     return udp(BOOST_ASIO_OS_DEF(AF_INET));
Chris@16:   }
Chris@16: 
Chris@16:   /// Construct to represent the IPv6 UDP protocol.
Chris@16:   static udp v6()
Chris@16:   {
Chris@16:     return udp(BOOST_ASIO_OS_DEF(AF_INET6));
Chris@16:   }
Chris@16: 
Chris@16:   /// Obtain an identifier for the type of the protocol.
Chris@16:   int type() const
Chris@16:   {
Chris@16:     return BOOST_ASIO_OS_DEF(SOCK_DGRAM);
Chris@16:   }
Chris@16: 
Chris@16:   /// Obtain an identifier for the protocol.
Chris@16:   int protocol() const
Chris@16:   {
Chris@16:     return BOOST_ASIO_OS_DEF(IPPROTO_UDP);
Chris@16:   }
Chris@16: 
Chris@16:   /// Obtain an identifier for the protocol family.
Chris@16:   int family() const
Chris@16:   {
Chris@16:     return family_;
Chris@16:   }
Chris@16: 
Chris@16:   /// The UDP socket type.
Chris@16:   typedef basic_datagram_socket<udp> socket;
Chris@16: 
Chris@16:   /// The UDP resolver type.
Chris@16:   typedef basic_resolver<udp> resolver;
Chris@16: 
Chris@16:   /// Compare two protocols for equality.
Chris@16:   friend bool operator==(const udp& p1, const udp& p2)
Chris@16:   {
Chris@16:     return p1.family_ == p2.family_;
Chris@16:   }
Chris@16: 
Chris@16:   /// Compare two protocols for inequality.
Chris@16:   friend bool operator!=(const udp& p1, const udp& p2)
Chris@16:   {
Chris@16:     return p1.family_ != p2.family_;
Chris@16:   }
Chris@16: 
Chris@16: private:
Chris@16:   // Construct with a specific family.
Chris@16:   explicit udp(int protocol_family)
Chris@16:     : family_(protocol_family)
Chris@16:   {
Chris@16:   }
Chris@16: 
Chris@16:   int family_;
Chris@16: };
Chris@16: 
Chris@16: } // namespace ip
Chris@16: } // namespace asio
Chris@16: } // namespace boost
Chris@16: 
Chris@16: #include <boost/asio/detail/pop_options.hpp>
Chris@16: 
Chris@16: #endif // BOOST_ASIO_IP_UDP_HPP