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/*
* Copyright (C) 2008-2019 TrinityCore <https://www.trinitycore.org/>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License along
* with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef Resolver_h__
#define Resolver_h__
#include "Optional.h"
#include <boost/asio/ip/tcp.hpp>
#include <string>
namespace Trinity
{
namespace Net
{
inline Optional<boost::asio::ip::tcp::endpoint> Resolve(boost::asio::ip::tcp::resolver& resolver, boost::asio::ip::tcp const& protocol,
std::string const& host, std::string const& service)
{
boost::system::error_code ec;
#if BOOST_VERSION >= 106600
boost::asio::ip::resolver_base::flags flagsResolver = boost::asio::ip::resolver_base::all_matching;
boost::asio::ip::tcp::resolver::results_type results = resolver.resolve(protocol, host, service, flagsResolver, ec);
if (results.begin() == results.end() || ec)
return {};
return results.begin()->endpoint();
#else
boost::asio::ip::resolver_query_base::flags flagsQuery = boost::asio::ip::tcp::resolver::query::all_matching;
boost::asio::ip::tcp::resolver::query query(std::move(protocol), std::move(host), std::move(service), flagsQuery);
boost::asio::ip::tcp::resolver::iterator itr = resolver.resolve(query, ec);
boost::asio::ip::tcp::resolver::iterator end;
if (itr == end || ec)
return {};
return itr->endpoint();
#endif
}
}
}
#endif // Resolver_h__
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