/// <summary>
/// Start network encryption. Automatically called by Login() if the server requests encryption.
/// </summary>
/// <returns>True if encryption was successful</returns>
private bool StartEncryption(string uuid, string sessionID, byte[] token, string serverIDhash, byte[] serverKey)
{
System.Security.Cryptography.RSACryptoServiceProvider RSAService = CryptoHandler.DecodeRSAPublicKey(serverKey);
byte[] secretKey = CryptoHandler.GenerateAESPrivateKey();
if (Settings.DebugMessages)
{
ConsoleIO.WriteLineFormatted("§8Crypto keys & hash generated.");
}
if (serverIDhash != "-")
{
Console.WriteLine("Checking Session...");
if (!ProtocolHandler.SessionCheck(uuid, sessionID, CryptoHandler.getServerHash(serverIDhash, serverKey, secretKey)))
{
handler.OnConnectionLost(ChatBot.DisconnectReason.LoginRejected, "Failed to check session.");
return(false);
}
}
//Encrypt the data
byte[] key_enc = dataTypes.GetArray(RSAService.Encrypt(secretKey, false));
byte[] token_enc = dataTypes.GetArray(RSAService.Encrypt(token, false));
//Encryption Response packet
SendPacket(0x01, dataTypes.ConcatBytes(key_enc, token_enc));
//Start client-side encryption
socketWrapper.SwitchToEncrypted(secretKey);
//Process the next packet
int packetID = -1;
List <byte> packetData = new List <byte>();
while (true)
{
ReadNextPacket(ref packetID, packetData);
if (packetID == 0x00) //Login rejected
{
handler.OnConnectionLost(ChatBot.DisconnectReason.LoginRejected, ChatParser.ParseText(dataTypes.ReadNextString(packetData)));
return(false);
}
else if (packetID == 0x02) //Login successful
{
login_phase = false;
if (!pForge.CompleteForgeHandshake())
{
return(false);
}
StartUpdating();
return(true);
}
else
{
HandlePacket(packetID, packetData);
}
}
}