public void do_handshake()
{
try {
// make sure the remote side hasn't shutdown before authenticating so we don't
// hang if we're in blocking mode.
#pragma warning disable 219 // unused variable
int available = _socket._socket.Available;
#pragma warning restore 219
} catch (SocketException) {
throw PythonExceptions.CreateThrowable(PythonExceptions.OSError, "socket closed before handshake");
}
EnsureSslStream(true);
var enabledSslProtocols = GetProtocolType(_protocol);
try {
if (_serverSide)
{
_sslStream.AuthenticateAsServer(_cert, _certsMode == PythonSsl.CERT_REQUIRED, enabledSslProtocols, false);
}
else
{
var collection = new X509CertificateCollection();
if (_cert != null)
{
collection.Add(_cert);
}
_sslStream.AuthenticateAsClient(_serverHostName ?? _socket._hostName, collection, enabledSslProtocols, false);
}
} catch (AuthenticationException e) {
((IDisposable)_socket._socket).Dispose();
throw PythonExceptions.CreateThrowable(PythonSsl.SSLError(_context), "errors while performing handshake: ", e.ToString());
}
if (_validationFailure != null)
{
throw _validationFailure;
}
}
private void ValidationError(object reason)
{
_validationFailure = PythonExceptions.CreateThrowable(PythonSsl.SSLError(_context), "errors while validating certificate chain: ", reason.ToString());
}