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/*
* This file is part of the AzerothCore Project. See AUTHORS file for Copyright information
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU Affero General Public License as published by the
* Free Software Foundation; either version 3 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 Affero 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/>.
*/
#include "Realm.h"
#include "IpNetwork.h"
#include <boost/asio/ip/tcp.hpp>
#include <memory>
boost::asio::ip::tcp_endpoint Realm::GetAddressForClient(boost::asio::ip::address const& clientAddr) const
{
boost::asio::ip::address realmIp;
// Attempt to send best address for a client
if (clientAddr.is_loopback())
{
// Try guessing if realm is also connected locally
if (LocalAddress->is_loopback() || ExternalAddress->is_loopback())
{
realmIp = clientAddr;
}
else
{
// Assume that user connecting from the machine that bnetserver is located on
// has all realms available in his local network
realmIp = *LocalAddress;
}
}
else
{
if (clientAddr.is_v4() && Acore::Net::IsInNetwork(LocalAddress->to_v4(), LocalSubnetMask->to_v4(), clientAddr.to_v4()))
{
realmIp = *LocalAddress;
}
else
{
realmIp = *ExternalAddress;
}
}
// Return external IP
return { realmIp, Port };
}
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