public UltimaClientConnection(UltimaClientConnectionStatus status, IDiagnosticPullStream diagnosticPullStream,
IDiagnosticPushStream diagnosticPushStream, PacketDefinitionRegistry packetRegistry,
EncryptionSetup encryption, LoginEncryptionKey? configuedLoginEncryptionKey)
{
this.diagnosticPullStream = diagnosticPullStream;
this.diagnosticPushStream = diagnosticPushStream;
this.encryption = encryption;
this.configuedLoginEncryptionKey = configuedLoginEncryptionKey;
Status = status;
packetLogParser = new PacketLogParser(packetRegistry);
loginStream = new LoginPullStream();
loginStream.BaseStream = diagnosticPullStream;
receiveNewGameStream = new ClientNewGamePullStream();
receiveNewGameStream.BaseStream = diagnosticPullStream;
sendNewGameStream = new ClientNewGamePushStream();
}
private void DetectEncryption(IDiagnosticPullStream inputStream)
{
if (!inputStream.DataAvailable)
return;
var result = loginEncryptionDetector.Detect(this.loginSeed, inputStream, encryptionVersion);
switch (encryption)
{
case EncryptionSetup.Autodetect:
case EncryptionSetup.EncryptedClient:
if (result.Encryption != null)
{
requiresEncryption = true;
loginStream = new LoginPullStream(result.Encryption);
loginStream.BaseStream = diagnosticPullStream;
LoginEncryptionStarted?.Invoke(loginSeed, result.Key.Value);
}
break;
case EncryptionSetup.EncryptedServer:
if (!configuedLoginEncryptionKey.HasValue)
throw new InvalidOperationException("Unecrypted client and encrypted server specified, without encryption key");
requiresEncryption = false;
loginStream = new LoginPullStream(result.Encryption);
loginStream.BaseStream = diagnosticPullStream;
LoginEncryptionStarted?.Invoke(loginSeed, configuedLoginEncryptionKey.Value);
break;
default:
throw new NotImplementedException($"EncryptionSetup {encryption}");
}
var packet = packetLogParser.ParsePacket(result.DecryptedPacket);
OnPacketReceived(packet);
Status = UltimaClientConnectionStatus.ServerLogin;
}
