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107 lines
3.6 KiB
107 lines
3.6 KiB
/*
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* Copyright (c) 2010-2012 OTClient <https://github.com/edubart/otclient>
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#include "protocollogin.h"
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#include <framework/net/outputmessage.h>
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#include <framework/luascript/luainterface.h>
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#include <boost/bind.hpp>
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#include <otclient/core/thingstype.h>
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#include <otclient/core/spritemanager.h>
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#include <otclient/core/game.h>
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void ProtocolLogin::onRecv(const InputMessagePtr& msg)
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{
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try {
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while(!msg->eof()) {
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int opcode = msg->getU8();
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// try to parse in lua first
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if(callLuaField<bool>("onOpcode", opcode, msg))
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continue;
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switch(opcode) {
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case Proto::LoginServerUpdateNeeded:
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callLuaField("onError", "Client needs update.");
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break;
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default:
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stdext::throw_exception(stdext::format("unknown opcode %d", opcode));
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break;
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}
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}
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} catch(stdext::exception& e) {
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g_logger.error(stdext::format("Network exception in login protocol: %s", e.what()));
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}
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disconnect();
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}
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void ProtocolLogin::onError(const boost::system::error_code& error)
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{
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callLuaField("onError", error.message(), true);
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disconnect();
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}
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void ProtocolLogin::sendLoginPacket()
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{
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OutputMessagePtr msg(new OutputMessage);
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msg->addU8(Proto::ClientEnterAccount);
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msg->addU16(Proto::ClientOs);
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msg->addU16(Proto::ClientVersion);
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msg->addU32(g_thingsType.getSignature()); // data signature
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msg->addU32(g_sprites.getSignature()); // sprite signature
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msg->addU32(Proto::PicSignature); // pic signature
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int paddingBytes = 128;
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msg->addU8(0); // first RSA byte must be 0
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paddingBytes -= 1;
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// xtea key
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generateXteaKey();
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msg->addU32(m_xteaKey[0]);
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msg->addU32(m_xteaKey[1]);
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msg->addU32(m_xteaKey[2]);
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msg->addU32(m_xteaKey[3]);
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paddingBytes -= 16;
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if(g_game.getFeature(Otc::GameProtocolChecksum))
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enableChecksum();
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if(g_game.getFeature(Otc::GameAccountNames)) {
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msg->addString(m_accountName);
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msg->addString(m_accountPassword);
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paddingBytes -= 4 + m_accountName.length() + m_accountPassword.length();
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} else {
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msg->addU32(stdext::from_string<uint32>(m_accountName));
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msg->addString(m_accountPassword);
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paddingBytes -= 6 + m_accountPassword.length();
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}
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msg->addPaddingBytes(paddingBytes); // complete the 128 bytes for rsa encryption with zeros
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msg->encryptRSA(128, Proto::RSA);
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send(msg);
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enableXteaEncryption();
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recv();
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}
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