/* 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, 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, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
* 02111-1307, USA.
*
* http://www.gnu.org/copyleft/gpl.html
*/
package com.l2jfrozen.loginserver;
import java.nio.ByteBuffer;
import com.l2jfrozen.Config;
import com.l2jfrozen.loginserver.L2LoginClient.LoginClientState;
import com.l2jfrozen.loginserver.network.clientpackets.AuthGameGuard;
import com.l2jfrozen.loginserver.network.clientpackets.RequestAuthLogin;
import com.l2jfrozen.loginserver.network.clientpackets.RequestServerList;
import com.l2jfrozen.loginserver.network.clientpackets.RequestServerLogin;
import com.l2jfrozen.logs.Log;
import com.l2jfrozen.netcore.IPacketHandler;
import com.l2jfrozen.netcore.ReceivablePacket;
/**
* Handler for packets received by Login Server
* @author ProGramMoS
*/
public final class L2LoginPacketHandler implements IPacketHandler<L2LoginClient>
{
@Override
public ReceivablePacket<L2LoginClient> handlePacket(ByteBuffer buf, L2LoginClient client)
{
int opcode = buf.get() & 0xFF;
/*
* Disabled for now
* PacketsFloodProtector for now used only on GameServer
*
if (!PacketsFloodProtector.tryPerformAction(opcode, -1, client))
{
return null;
}
*/
ReceivablePacket<L2LoginClient> packet = null;
LoginClientState state = client.getState();
if (Config.DEBUG_PACKETS)
{
Log.add("Packet: " + Integer.toHexString(opcode) + " on State: " + state.name() + " Client: " + client.toString(), "LoginPacketsLog");
}
switch (state)
{
case CONNECTED:
if (opcode == 0x07)
{
packet = new AuthGameGuard();
}
else
{
debugOpcode(opcode, state);
}
break;
case AUTHED_GG:
if (opcode == 0x00)
{
packet = new RequestAuthLogin();
}
else
{
debugOpcode(opcode, state);
}
break;
case AUTHED_LOGIN:
if (opcode == 0x05)
{
packet = new RequestServerList();
}
else if (opcode == 0x02)
{
packet = new RequestServerLogin();
}
else
{
debugOpcode(opcode, state);
}
break;
}
state = null;
return packet;
}
private void debugOpcode(int opcode, LoginClientState state)
{
System.out.println("Unknown Opcode: " + opcode + " for state: " + state.name());
}
}