private void ConnectCallback(IAsyncResult result)
{
if (NetEventSource.IsEnabled)
{
NetEventSource.Enter(this);
}
try
{
_transport.EndGetConnection(result);
if (_cancelled)
{
Complete(null, result);
}
else
{
// Detected durring Begin/EndGetConnection, restrictable using DeliveryFormat
bool allowUnicode = IsUnicodeSupported();
ValidateUnicodeRequirement(_message, _recipients, allowUnicode);
_transport.BeginSendMail(_message.Sender ?? _message.From, _recipients,
_message.BuildDeliveryStatusNotificationString(), allowUnicode,
new AsyncCallback(SendMailCallback), result.AsyncState);
}
}
catch (Exception e)
{
Complete(e, result);
}
finally
{
if (NetEventSource.IsEnabled)
{
NetEventSource.Exit(this);
}
}
}
