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//
// generic/detail/impl/endpoint.hpp
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
//
// Copyright (c) 2003-2014 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_DETAIL_IMPL_ENDPOINT_IPP
#define BOOST_ASIO_GENERIC_DETAIL_IMPL_ENDPOINT_IPP
#if defined(_MSC_VER) && (_MSC_VER >= 1200)
# pragma once
#endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
#include <boost/asio/detail/config.hpp>
#include <cstring>
#include <typeinfo>
#include <boost/asio/detail/socket_ops.hpp>
#include <boost/asio/detail/throw_error.hpp>
#include <boost/asio/detail/throw_exception.hpp>
#include <boost/asio/error.hpp>
#include <boost/asio/generic/detail/endpoint.hpp>
#include <boost/asio/detail/push_options.hpp>
namespace boost {
namespace asio {
namespace generic {
namespace detail {
endpoint::endpoint()
{
init(0, 0, 0);
}
endpoint::endpoint(const void* sock_addr,
std::size_t sock_addr_size, int sock_protocol)
{
init(sock_addr, sock_addr_size, sock_protocol);
}
void endpoint::resize(std::size_t new_size)
{
if (new_size > sizeof(boost::asio::detail::sockaddr_storage_type))
{
boost::system::error_code ec(boost::asio::error::invalid_argument);
boost::asio::detail::throw_error(ec);
}
else
{
size_ = new_size;
protocol_ = 0;
}
}
bool operator==(const endpoint& e1, const endpoint& e2)
{
using namespace std; // For memcmp.
return e1.size() == e2.size() && memcmp(e1.data(), e2.data(), e1.size()) == 0;
}
bool operator<(const endpoint& e1, const endpoint& e2)
{
if (e1.protocol() < e2.protocol())
return true;
if (e1.protocol() > e2.protocol())
return false;
using namespace std; // For memcmp.
std::size_t compare_size = e1.size() < e2.size() ? e1.size() : e2.size();
int compare_result = memcmp(e1.data(), e2.data(), compare_size);
if (compare_result < 0)
return true;
if (compare_result > 0)
return false;
return e1.size() < e2.size();
}
void endpoint::init(const void* sock_addr,
std::size_t sock_addr_size, int sock_protocol)
{
if (sock_addr_size > sizeof(boost::asio::detail::sockaddr_storage_type))
{
boost::system::error_code ec(boost::asio::error::invalid_argument);
boost::asio::detail::throw_error(ec);
}
using namespace std; // For memset and memcpy.
memset(&data_.generic, 0, sizeof(boost::asio::detail::sockaddr_storage_type));
memcpy(&data_.generic, sock_addr, sock_addr_size);
size_ = sock_addr_size;
protocol_ = sock_protocol;
}
} // namespace detail
} // namespace generic
} // namespace asio
} // namespace boost
#include <boost/asio/detail/pop_options.hpp>
#endif // BOOST_ASIO_GENERIC_DETAIL_IMPL_ENDPOINT_IPP
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