private void ParseFirstClientMsg()
{
try
{
clientRecvMsg.Position = clientRecvMsg.GetPacketHeaderSize();
OutgoingPacketType protocolId = (OutgoingPacketType)clientRecvMsg.GetByte();
int position;
switch (protocolId)
{
case OutgoingPacketType.LoginServerRequest:
protocol = Protocol.Login;
clientRecvMsg.GetUInt16();
ushort clientVersion = clientRecvMsg.GetUInt16();
clientRecvMsg.GetUInt32();
clientRecvMsg.GetUInt32();
clientRecvMsg.GetUInt32();
position = clientRecvMsg.Position;
clientRecvMsg.RsaOTDecrypt();
if (clientRecvMsg.GetByte() != 0)
{
Restart();
return;
}
xteaKey[0] = clientRecvMsg.GetUInt32();
xteaKey[1] = clientRecvMsg.GetUInt32();
xteaKey[2] = clientRecvMsg.GetUInt32();
xteaKey[3] = clientRecvMsg.GetUInt32();
if (Version.CurrentVersion >= 830)
{
clientRecvMsg.GetString(); // account name
}
else
{
clientRecvMsg.GetUInt32(); // account number
}
clientRecvMsg.GetString(); // password
if (isOtServer)
{
clientRecvMsg.RsaOTEncrypt(position);
}
else
{
clientRecvMsg.RsaCipEncrypt(position);
}
if (Version.CurrentVersion >= 830)
{
clientRecvMsg.AddAdler32();
}
clientRecvMsg.InsertPacketHeader();
serverTcp = new TcpClient(loginServers[selectedLoginServer].Server, loginServers[selectedLoginServer].Port);
serverStream = serverTcp.GetStream();
serverStream.Write(clientRecvMsg.GetBuffer(), 0, clientRecvMsg.Length);
serverStream.BeginRead(serverRecvMsg.GetBuffer(), 0, 2, new AsyncCallback(ServerReadCallBack), null);
//clientStream.BeginRead(clientRecvMsg.GetBuffer(), 0, 2, new AsyncCallback(ClientReadCallBack), null);
break;
case OutgoingPacketType.GameServerRequest:
protocol = Protocol.World;
clientRecvMsg.GetUInt16();
clientRecvMsg.GetUInt16();
position = clientRecvMsg.Position;
clientRecvMsg.RsaOTDecrypt();
if (clientRecvMsg.GetByte() != 0)
{
Restart();
return;
}
xteaKey[0] = clientRecvMsg.GetUInt32();
xteaKey[1] = clientRecvMsg.GetUInt32();
xteaKey[2] = clientRecvMsg.GetUInt32();
xteaKey[3] = clientRecvMsg.GetUInt32();
clientRecvMsg.GetByte(); // GM mode
if (Version.CurrentVersion >= 830)
{
clientRecvMsg.GetString(); // account name
}
else
{
clientRecvMsg.GetUInt32(); // account number
}
string characterName = clientRecvMsg.GetString();
clientRecvMsg.GetString(); // password
if (isOtServer)
{
clientRecvMsg.RsaOTEncrypt(position);
}
else
{
clientRecvMsg.RsaCipEncrypt(position);
}
if (Version.CurrentVersion >= 830)
{
clientRecvMsg.AddAdler32();
}
clientRecvMsg.InsertPacketHeader();
int index = GetSelectedIndex(characterName);
if (Version.CurrentVersion < 854)
{
serverTcp = new TcpClient(BitConverter.GetBytes(charList[index].WorldIP).ToIPString(), charList[index].WorldPort);
serverStream = serverTcp.GetStream();
}
serverStream.Write(clientRecvMsg.GetBuffer(), 0, clientRecvMsg.Length);
serverStream.BeginRead(serverRecvMsg.GetBuffer(), 0, 2, new AsyncCallback(ServerReadCallBack), null);
clientStream.BeginRead(clientRecvMsg.GetBuffer(), 0, 2, new AsyncCallback(ClientReadCallBack), null);
break;
default:
break;
}
}
catch (Exception ex)
{
WriteDebug(ex.ToString());
Restart();
}
}
private void LoginServerReceived(IAsyncResult ar)
{
try
{
int dataLength = loginSocket.EndReceive(ar);
if (dataLength > 0)
{
byte[] tmp = new byte[dataLength];
Array.Copy(dataLoginServer, tmp, dataLength);
NetworkMessage msg = new NetworkMessage(tmp);
msg.PrepareToRead(xteaKey.ToUInt32Array());
msg.GetUInt16();
while (msg.Position < msg.Length)
{
byte cmd = msg.GetByte();
string message;
switch (cmd)
{
case 0x0A: //Error message
message = msg.GetString();
if (LoginServer_OnError != null)
LoginServer_OnError(message);
break;
case 0x0B: //For your information
message = msg.GetString();
if (LoginServer_FYI != null)
LoginServer_FYI(message);
break;
case 0x14: //MOTD
message = msg.GetString();
if (LoginServer_MOTD != null)
LoginServer_MOTD(message);
break;
case 0x1E: //Patching exe/dat/spr messages
case 0x1F:
case 0x20:
if (LoginServer_Patching != null)
LoginServer_Patching("A new client is available.");
return;
case 0x28: //Select another login server
if (LoginServer_SelectAnother != null)
LoginServer_SelectAnother("Select another login server.");
if (retry)
{
if (loginServerIndex < maxLoginServers - 1)
{
loginServerIndex++;
TryLoginServer();
}
else
{
if (LoginServer_CouldNotConnect != null)
LoginServer_CouldNotConnect("Select another login server.");
loginSocket.Disconnect(true);
if (Socket_Disconnected != null)
Socket_Disconnected("dataLength<=0");
}
}
break;
case 0x64: //character list
int nChars = (int)msg.GetByte();
charList = new CharacterLoginInfo[nChars];
for (int i = 0; i < nChars; i++)
{
charList[i].CharName = msg.GetString();
charList[i].WorldName = msg.GetString();
charList[i].WorldIP = msg.GetUInt32();
charList[i].WorldIPString = IPBytesToString(BitConverter.GetBytes(charList[i].WorldIP), 0);
charList[i].WorldPort = msg.GetUInt16();
}
if (LoginServer_CharList != null)
LoginServer_CharList("Charlist received.");
loginSocket.Disconnect(true);
if (Socket_Disconnected != null)
Socket_Disconnected("Charlist received.");
return;
default:
//Notify about an unknown message
if (LoginServer_UnknownMsg != null)
LoginServer_UnknownMsg(msg.Data.ToHexString());
loginSocket.Disconnect(true);
if (Socket_Disconnected != null)
Socket_Disconnected("Unknown Message.");
break;
}
}
}
else //we didn't receive anything
{
if (LoginServer_ReceivedNothing != null)
LoginServer_ReceivedNothing("Nothing received on LoginServerIndex=" + loginServerIndex);
if (retry)
{
if (loginServerIndex < maxLoginServers - 1)
{
loginServerIndex++;
TryLoginServer();
}
else
{
if (LoginServer_CouldNotConnect != null)
LoginServer_CouldNotConnect("dataLength<=0");
loginSocket.Disconnect(true);
if (Socket_Disconnected != null)
Socket_Disconnected("dataLength<=0");
}
}
}
}
catch (Exception)
{
}
}
