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113 lines
2.4 KiB
113 lines
2.4 KiB
// |
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// ip/udp.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_UDP_HPP |
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#define BOOST_ASIO_IP_UDP_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_datagram_socket.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 UDP. |
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/** |
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* The boost::asio::ip::udp class contains flags necessary for UDP 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 udp |
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{ |
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public: |
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/// The type of a UDP endpoint. |
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typedef basic_endpoint<udp> endpoint; |
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/// Construct to represent the IPv4 UDP protocol. |
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static udp v4() |
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{ |
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return udp(PF_INET); |
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} |
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/// Construct to represent the IPv6 UDP protocol. |
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static udp v6() |
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{ |
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return udp(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_DGRAM; |
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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_UDP; |
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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 UDP socket type. |
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typedef basic_datagram_socket<udp> socket; |
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/// The UDP resolver type. |
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typedef basic_resolver<udp> resolver; |
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/// Compare two protocols for equality. |
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friend bool operator==(const udp& p1, const udp& 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 udp& p1, const udp& 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 udp(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_UDP_HPP
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