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- //
- // ip/basic_endpoint.hpp
- // ~~~~~~~~~~~~~~~~~~~~~
- //
- // Copyright (c) 2003-2021 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_BASIC_ENDPOINT_HPP
- #define BOOST_ASIO_IP_BASIC_ENDPOINT_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/detail/cstdint.hpp>
- #include <boost/asio/ip/address.hpp>
- #include <boost/asio/ip/detail/endpoint.hpp>
- #if defined(BOOST_ASIO_HAS_STD_HASH)
- # include <functional>
- #endif // defined(BOOST_ASIO_HAS_STD_HASH)
- #if !defined(BOOST_ASIO_NO_IOSTREAM)
- # include <iosfwd>
- #endif // !defined(BOOST_ASIO_NO_IOSTREAM)
- #include <boost/asio/detail/push_options.hpp>
- namespace boost {
- namespace asio {
- namespace ip {
- /// Type used for storing port numbers.
- typedef uint_least16_t port_type;
- /// Describes an endpoint for a version-independent IP socket.
- /**
- * The boost::asio::ip::basic_endpoint class template describes an endpoint that
- * may be associated with a particular socket.
- *
- * @par Thread Safety
- * @e Distinct @e objects: Safe.@n
- * @e Shared @e objects: Unsafe.
- *
- * @par Concepts:
- * Endpoint.
- */
- template <typename InternetProtocol>
- class basic_endpoint
- {
- public:
- /// The protocol type associated with the endpoint.
- typedef InternetProtocol protocol_type;
- /// The type of the endpoint structure. This type is dependent on the
- /// underlying implementation of the socket layer.
- #if defined(GENERATING_DOCUMENTATION)
- typedef implementation_defined data_type;
- #else
- typedef boost::asio::detail::socket_addr_type data_type;
- #endif
- /// Default constructor.
- basic_endpoint() BOOST_ASIO_NOEXCEPT
- : impl_()
- {
- }
- /// Construct an endpoint using a port number, specified in the host's byte
- /// order. The IP address will be the any address (i.e. INADDR_ANY or
- /// in6addr_any). This constructor would typically be used for accepting new
- /// connections.
- /**
- * @par Examples
- * To initialise an IPv4 TCP endpoint for port 1234, use:
- * @code
- * boost::asio::ip::tcp::endpoint ep(boost::asio::ip::tcp::v4(), 1234);
- * @endcode
- *
- * To specify an IPv6 UDP endpoint for port 9876, use:
- * @code
- * boost::asio::ip::udp::endpoint ep(boost::asio::ip::udp::v6(), 9876);
- * @endcode
- */
- basic_endpoint(const InternetProtocol& internet_protocol,
- port_type port_num) BOOST_ASIO_NOEXCEPT
- : impl_(internet_protocol.family(), port_num)
- {
- }
- /// Construct an endpoint using a port number and an IP address. This
- /// constructor may be used for accepting connections on a specific interface
- /// or for making a connection to a remote endpoint.
- basic_endpoint(const boost::asio::ip::address& addr,
- port_type port_num) BOOST_ASIO_NOEXCEPT
- : impl_(addr, port_num)
- {
- }
- /// Copy constructor.
- basic_endpoint(const basic_endpoint& other) BOOST_ASIO_NOEXCEPT
- : impl_(other.impl_)
- {
- }
- #if defined(BOOST_ASIO_HAS_MOVE) || defined(GENERATING_DOCUMENTATION)
- /// Move constructor.
- basic_endpoint(basic_endpoint&& other) BOOST_ASIO_NOEXCEPT
- : impl_(other.impl_)
- {
- }
- #endif // defined(BOOST_ASIO_HAS_MOVE) || defined(GENERATING_DOCUMENTATION)
- /// Assign from another endpoint.
- basic_endpoint& operator=(const basic_endpoint& other) BOOST_ASIO_NOEXCEPT
- {
- impl_ = other.impl_;
- return *this;
- }
- #if defined(BOOST_ASIO_HAS_MOVE) || defined(GENERATING_DOCUMENTATION)
- /// Move-assign from another endpoint.
- basic_endpoint& operator=(basic_endpoint&& other) BOOST_ASIO_NOEXCEPT
- {
- impl_ = other.impl_;
- return *this;
- }
- #endif // defined(BOOST_ASIO_HAS_MOVE) || defined(GENERATING_DOCUMENTATION)
- /// The protocol associated with the endpoint.
- protocol_type protocol() const BOOST_ASIO_NOEXCEPT
- {
- if (impl_.is_v4())
- return InternetProtocol::v4();
- return InternetProtocol::v6();
- }
- /// Get the underlying endpoint in the native type.
- data_type* data() BOOST_ASIO_NOEXCEPT
- {
- return impl_.data();
- }
- /// Get the underlying endpoint in the native type.
- const data_type* data() const BOOST_ASIO_NOEXCEPT
- {
- return impl_.data();
- }
- /// Get the underlying size of the endpoint in the native type.
- std::size_t size() const BOOST_ASIO_NOEXCEPT
- {
- return impl_.size();
- }
- /// Set the underlying size of the endpoint in the native type.
- void resize(std::size_t new_size)
- {
- impl_.resize(new_size);
- }
- /// Get the capacity of the endpoint in the native type.
- std::size_t capacity() const BOOST_ASIO_NOEXCEPT
- {
- return impl_.capacity();
- }
- /// Get the port associated with the endpoint. The port number is always in
- /// the host's byte order.
- port_type port() const BOOST_ASIO_NOEXCEPT
- {
- return impl_.port();
- }
- /// Set the port associated with the endpoint. The port number is always in
- /// the host's byte order.
- void port(port_type port_num) BOOST_ASIO_NOEXCEPT
- {
- impl_.port(port_num);
- }
- /// Get the IP address associated with the endpoint.
- boost::asio::ip::address address() const BOOST_ASIO_NOEXCEPT
- {
- return impl_.address();
- }
- /// Set the IP address associated with the endpoint.
- void address(const boost::asio::ip::address& addr) BOOST_ASIO_NOEXCEPT
- {
- impl_.address(addr);
- }
- /// Compare two endpoints for equality.
- friend bool operator==(const basic_endpoint<InternetProtocol>& e1,
- const basic_endpoint<InternetProtocol>& e2) BOOST_ASIO_NOEXCEPT
- {
- return e1.impl_ == e2.impl_;
- }
- /// Compare two endpoints for inequality.
- friend bool operator!=(const basic_endpoint<InternetProtocol>& e1,
- const basic_endpoint<InternetProtocol>& e2) BOOST_ASIO_NOEXCEPT
- {
- return !(e1 == e2);
- }
- /// Compare endpoints for ordering.
- friend bool operator<(const basic_endpoint<InternetProtocol>& e1,
- const basic_endpoint<InternetProtocol>& e2) BOOST_ASIO_NOEXCEPT
- {
- return e1.impl_ < e2.impl_;
- }
- /// Compare endpoints for ordering.
- friend bool operator>(const basic_endpoint<InternetProtocol>& e1,
- const basic_endpoint<InternetProtocol>& e2) BOOST_ASIO_NOEXCEPT
- {
- return e2.impl_ < e1.impl_;
- }
- /// Compare endpoints for ordering.
- friend bool operator<=(const basic_endpoint<InternetProtocol>& e1,
- const basic_endpoint<InternetProtocol>& e2) BOOST_ASIO_NOEXCEPT
- {
- return !(e2 < e1);
- }
- /// Compare endpoints for ordering.
- friend bool operator>=(const basic_endpoint<InternetProtocol>& e1,
- const basic_endpoint<InternetProtocol>& e2) BOOST_ASIO_NOEXCEPT
- {
- return !(e1 < e2);
- }
- private:
- // The underlying IP endpoint.
- boost::asio::ip::detail::endpoint impl_;
- };
- #if !defined(BOOST_ASIO_NO_IOSTREAM)
- /// Output an endpoint as a string.
- /**
- * Used to output a human-readable string for a specified endpoint.
- *
- * @param os The output stream to which the string will be written.
- *
- * @param endpoint The endpoint to be written.
- *
- * @return The output stream.
- *
- * @relates boost::asio::ip::basic_endpoint
- */
- template <typename Elem, typename Traits, typename InternetProtocol>
- std::basic_ostream<Elem, Traits>& operator<<(
- std::basic_ostream<Elem, Traits>& os,
- const basic_endpoint<InternetProtocol>& endpoint);
- #endif // !defined(BOOST_ASIO_NO_IOSTREAM)
- } // namespace ip
- } // namespace asio
- } // namespace boost
- #if defined(BOOST_ASIO_HAS_STD_HASH)
- namespace std {
- template <typename InternetProtocol>
- struct hash<boost::asio::ip::basic_endpoint<InternetProtocol> >
- {
- std::size_t operator()(
- const boost::asio::ip::basic_endpoint<InternetProtocol>& ep)
- const BOOST_ASIO_NOEXCEPT
- {
- std::size_t hash1 = std::hash<boost::asio::ip::address>()(ep.address());
- std::size_t hash2 = std::hash<unsigned short>()(ep.port());
- return hash1 ^ (hash2 + 0x9e3779b9 + (hash1 << 6) + (hash1 >> 2));
- }
- };
- } // namespace std
- #endif // defined(BOOST_ASIO_HAS_STD_HASH)
- #include <boost/asio/detail/pop_options.hpp>
- #include <boost/asio/ip/impl/basic_endpoint.hpp>
- #endif // BOOST_ASIO_IP_BASIC_ENDPOINT_HPP
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