blah2/lib/asio-1.26.0/asio/ip/impl/host_name.ipp
2023-05-04 20:55:37 +09:30

54 lines
1.3 KiB
C++

//
// ip/impl/host_name.ipp
// ~~~~~~~~~~~~~~~~~~~~~
//
// Copyright (c) 2003-2022 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_IMPL_HOST_NAME_IPP
#define ASIO_IP_IMPL_HOST_NAME_IPP
#if defined(_MSC_VER) && (_MSC_VER >= 1200)
# pragma once
#endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
#include "asio/detail/config.hpp"
#include "asio/detail/socket_ops.hpp"
#include "asio/detail/throw_error.hpp"
#include "asio/detail/winsock_init.hpp"
#include "asio/ip/host_name.hpp"
#include "asio/detail/push_options.hpp"
namespace asio {
namespace ip {
std::string host_name()
{
char name[1024];
asio::error_code ec;
if (asio::detail::socket_ops::gethostname(name, sizeof(name), ec) != 0)
{
asio::detail::throw_error(ec);
return std::string();
}
return std::string(name);
}
std::string host_name(asio::error_code& ec)
{
char name[1024];
if (asio::detail::socket_ops::gethostname(name, sizeof(name), ec) != 0)
return std::string();
return std::string(name);
}
} // namespace ip
} // namespace asio
#include "asio/detail/pop_options.hpp"
#endif // ASIO_IP_IMPL_HOST_NAME_IPP