protected void Connected(Connection.Tcp connection)
{
try
{
// We should be connected
if (connection.client.Connected)
{
// Get the stream associated with this connection
connection.stream = connection.client.GetStream();
Message.Connection.Parameters header = new Message.Connection.Parameters
{
version = maxSupportedVersion,
encrypted = (serverCertificate != null)
};
// Send greating message with protocol version and parameters
connection.Send(header);
if (serverCertificate != null)
{
// Create the SSL wraping stream
connection.stream = new SslStream(connection.stream, false, new RemoteCertificateValidationCallback(
(sender, certificate, chain, sslPolicyErrors) => (sslPolicyErrors & SslPolicyErrors.RemoteCertificateNotAvailable) == SslPolicyErrors.RemoteCertificateNotAvailable
), null, EncryptionPolicy.RequireEncryption);
// Authenticate with the client
((SslStream)connection.stream).BeginAuthenticateAsServer(serverCertificate, Authenticated, connection);
}
else
{
// No encryption, the channel stay as is
ValidateCredentials(connection);
}
}
else
{
Debug.LogError("The connection from the client failed.");
}
}
catch (DropException)
{
throw;
}
catch (Exception exception)
{
Debug.LogErrorFormat("{0}: {1}\n{2}", exception.GetType(), exception.Message, exception.StackTrace);
}
}
protected void Connected(IAsyncResult async_result)
{
try
{
// Finalize connection to server
Connection.Tcp connection = (Connection.Tcp)async_result.AsyncState;
connection.client.EndConnect(async_result);
// We should be connected
if (connection.client.Connected)
{
// Get the stream associated with this connection
connection.stream = connection.client.GetStream();
Message.Base h;
if (connection.Receive(out h) && h.IsType <Message.Connection.Parameters>())
{
Message.Connection.Parameters header = (Message.Connection.Parameters)h;
connection.version = header.version;
if (connection.version > maxSupportedVersion)
{
Debug.LogWarningFormat("Usupported protocol version '{0}'. Using version '{1}' instead.", connection.version, maxSupportedVersion);
connection.version = maxSupportedVersion;
}
if (header.encrypted)
{
// Create the SSL wraping stream
connection.stream = new SslStream(connection.stream, false, new RemoteCertificateValidationCallback(ValidateServerCertificate), null, EncryptionPolicy.RequireEncryption);
// Authenticate with the server
((SslStream)connection.stream).BeginAuthenticateAsClient(hostname, Authenticated, connection);
}
else
{
// No encryption, the channel stay as is
ValidateCredentials(connection);
}
}
else
{
Drop(connection, "Expected to receive connection greetings and parameters.");
}
}
else
{
Drop(connection, "The connection to {0}:{1} failed.", hostname, port);
}
}
catch (DropException)
{
throw;
}
catch (Exception exception)
{
Debug.LogErrorFormat("{0}: {1}\n{2}", exception.GetType(), exception.Message, exception.StackTrace);
}
}
