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Diffstat (limited to 'lib/asio/ip/udp.hpp')
-rw-r--r-- | lib/asio/ip/udp.hpp | 111 |
1 files changed, 111 insertions, 0 deletions
diff --git a/lib/asio/ip/udp.hpp b/lib/asio/ip/udp.hpp new file mode 100644 index 0000000..1c93f9b --- /dev/null +++ b/lib/asio/ip/udp.hpp @@ -0,0 +1,111 @@ +// +// ip/udp.hpp +// ~~~~~~~~~~ +// +// Copyright (c) 2003-2018 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 ASIO_IP_UDP_HPP +#define ASIO_IP_UDP_HPP + +#if defined(_MSC_VER) && (_MSC_VER >= 1200) +# pragma once +#endif // defined(_MSC_VER) && (_MSC_VER >= 1200) + +#include "asio/detail/config.hpp" +#include "asio/basic_datagram_socket.hpp" +#include "asio/detail/socket_types.hpp" +#include "asio/ip/basic_endpoint.hpp" +#include "asio/ip/basic_resolver.hpp" +#include "asio/ip/basic_resolver_iterator.hpp" +#include "asio/ip/basic_resolver_query.hpp" + +#include "asio/detail/push_options.hpp" + +namespace asio { +namespace ip { + +/// Encapsulates the flags needed for UDP. +/** + * The asio::ip::udp class contains flags necessary for UDP sockets. + * + * @par Thread Safety + * @e Distinct @e objects: Safe.@n + * @e Shared @e objects: Safe. + * + * @par Concepts: + * Protocol, InternetProtocol. + */ +class udp +{ +public: + /// The type of a UDP endpoint. + typedef basic_endpoint<udp> endpoint; + + /// Construct to represent the IPv4 UDP protocol. + static udp v4() + { + return udp(ASIO_OS_DEF(AF_INET)); + } + + /// Construct to represent the IPv6 UDP protocol. + static udp v6() + { + return udp(ASIO_OS_DEF(AF_INET6)); + } + + /// Obtain an identifier for the type of the protocol. + int type() const + { + return ASIO_OS_DEF(SOCK_DGRAM); + } + + /// Obtain an identifier for the protocol. + int protocol() const + { + return ASIO_OS_DEF(IPPROTO_UDP); + } + + /// Obtain an identifier for the protocol family. + int family() const + { + return family_; + } + + /// The UDP socket type. + typedef basic_datagram_socket<udp> socket; + + /// The UDP resolver type. + typedef basic_resolver<udp> resolver; + + /// Compare two protocols for equality. + friend bool operator==(const udp& p1, const udp& p2) + { + return p1.family_ == p2.family_; + } + + /// Compare two protocols for inequality. + friend bool operator!=(const udp& p1, const udp& p2) + { + return p1.family_ != p2.family_; + } + +private: + // Construct with a specific family. + explicit udp(int protocol_family) + : family_(protocol_family) + { + } + + int family_; +}; + +} // namespace ip +} // namespace asio + +#include "asio/detail/pop_options.hpp" + +#endif // ASIO_IP_UDP_HPP |