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/*
* Copyright (C) 2008-2018 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/>.
*/
#include "Realm.h"
#include <boost/asio/ip/basic_endpoint.hpp>
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 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() &&
(clientAddr.to_v4().to_ulong() & LocalSubnetMask->to_v4().to_ulong()) ==
(LocalAddress->to_v4().to_ulong() & LocalSubnetMask->to_v4().to_ulong()))
{
realmIp = *LocalAddress;
}
else
realmIp = *ExternalAddress;
}
// Return external IP
return boost::asio::ip::tcp_endpoint(realmIp, Port);
}
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