private static void HandshakeCallback(IAsyncResult result)
{
if (!result.CompletedSynchronously)
{
SmtpConnection.ConnectAndHandshakeAsyncResult asyncState = (SmtpConnection.ConnectAndHandshakeAsyncResult)result.AsyncState;
try
{
try
{
LineInfo info = asyncState.connection.Reader.CurrentReader.EndReadLine(result);
if (info.StatusCode != SmtpStatusCode.ServiceReady)
{
asyncState.InvokeCallback(new SmtpException(info.StatusCode, info.Line, true));
}
else if (!asyncState.SendEHello())
{
}
}
catch (SmtpException)
{
if (!asyncState.SendHello())
{
}
}
}
catch (Exception exception)
{
asyncState.InvokeCallback(exception);
}
}
}
private static void SendStartTlsCallback(IAsyncResult result)
{
if (!result.CompletedSynchronously)
{
SmtpConnection.ConnectAndHandshakeAsyncResult asyncState = (SmtpConnection.ConnectAndHandshakeAsyncResult)result.AsyncState;
try
{
StartTlsCommand.EndSend(result);
TlsStream stream = new TlsStream(asyncState.connection.pooledStream.ServicePoint.Host, asyncState.connection.pooledStream.NetworkStream, asyncState.connection.ClientCertificates, asyncState.connection.pooledStream.ServicePoint, asyncState.connection.client, asyncState.m_OuterResult.ContextCopy);
asyncState.connection.pooledStream.NetworkStream = stream;
asyncState.connection.responseReader = new SmtpReplyReaderFactory(asyncState.connection.pooledStream.NetworkStream);
asyncState.SendEHello();
}
catch (Exception exception)
{
asyncState.InvokeCallback(exception);
}
}
}
