ext-boost/boost/asio/generic/basic_endpoint.hpp
2020-02-10 12:31:57 -04:00

196 lines
4.7 KiB
C++

//
// generic/basic_endpoint.hpp
// ~~~~~~~~~~~~~~~~~~~~~~~~~~
//
// Copyright (c) 2003-2019 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_GENERIC_BASIC_ENDPOINT_HPP
#define BOOST_ASIO_GENERIC_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/generic/detail/endpoint.hpp>
#include <boost/asio/detail/push_options.hpp>
namespace boost {
namespace asio {
namespace generic {
/// Describes an endpoint for any socket type.
/**
* The boost::asio::generic::basic_endpoint class template describes an endpoint
* that may be associated with any socket type.
*
* @note The socket types sockaddr type must be able to fit into a
* @c sockaddr_storage structure.
*
* @par Thread Safety
* @e Distinct @e objects: Safe.@n
* @e Shared @e objects: Unsafe.
*
* @par Concepts:
* Endpoint.
*/
template <typename Protocol>
class basic_endpoint
{
public:
/// The protocol type associated with the endpoint.
typedef Protocol 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
{
}
/// Construct an endpoint from the specified socket address.
basic_endpoint(const void* socket_address,
std::size_t socket_address_size, int socket_protocol = 0)
: impl_(socket_address, socket_address_size, socket_protocol)
{
}
/// Construct an endpoint from the specific endpoint type.
template <typename Endpoint>
basic_endpoint(const Endpoint& endpoint)
: impl_(endpoint.data(), endpoint.size(), endpoint.protocol().protocol())
{
}
/// Copy constructor.
basic_endpoint(const basic_endpoint& other)
: impl_(other.impl_)
{
}
#if defined(BOOST_ASIO_HAS_MOVE)
/// Move constructor.
basic_endpoint(basic_endpoint&& other)
: impl_(other.impl_)
{
}
#endif // defined(BOOST_ASIO_HAS_MOVE)
/// Assign from another endpoint.
basic_endpoint& operator=(const basic_endpoint& other)
{
impl_ = other.impl_;
return *this;
}
#if defined(BOOST_ASIO_HAS_MOVE)
/// Move-assign from another endpoint.
basic_endpoint& operator=(basic_endpoint&& other)
{
impl_ = other.impl_;
return *this;
}
#endif // defined(BOOST_ASIO_HAS_MOVE)
/// The protocol associated with the endpoint.
protocol_type protocol() const
{
return protocol_type(impl_.family(), impl_.protocol());
}
/// Get the underlying endpoint in the native type.
data_type* data()
{
return impl_.data();
}
/// Get the underlying endpoint in the native type.
const data_type* data() const
{
return impl_.data();
}
/// Get the underlying size of the endpoint in the native type.
std::size_t size() const
{
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
{
return impl_.capacity();
}
/// Compare two endpoints for equality.
friend bool operator==(const basic_endpoint<Protocol>& e1,
const basic_endpoint<Protocol>& e2)
{
return e1.impl_ == e2.impl_;
}
/// Compare two endpoints for inequality.
friend bool operator!=(const basic_endpoint<Protocol>& e1,
const basic_endpoint<Protocol>& e2)
{
return !(e1.impl_ == e2.impl_);
}
/// Compare endpoints for ordering.
friend bool operator<(const basic_endpoint<Protocol>& e1,
const basic_endpoint<Protocol>& e2)
{
return e1.impl_ < e2.impl_;
}
/// Compare endpoints for ordering.
friend bool operator>(const basic_endpoint<Protocol>& e1,
const basic_endpoint<Protocol>& e2)
{
return e2.impl_ < e1.impl_;
}
/// Compare endpoints for ordering.
friend bool operator<=(const basic_endpoint<Protocol>& e1,
const basic_endpoint<Protocol>& e2)
{
return !(e2 < e1);
}
/// Compare endpoints for ordering.
friend bool operator>=(const basic_endpoint<Protocol>& e1,
const basic_endpoint<Protocol>& e2)
{
return !(e1 < e2);
}
private:
// The underlying generic endpoint.
boost::asio::generic::detail::endpoint impl_;
};
} // namespace generic
} // namespace asio
} // namespace boost
#include <boost/asio/detail/pop_options.hpp>
#endif // BOOST_ASIO_GENERIC_BASIC_ENDPOINT_HPP