/// <summary>
/// Handle an SMTP transaction, i.e. all activity between initial connect and QUIT command.
/// </summary>
/// <param name="output">output stream</param>
/// <param name="input">input stream</param>
/// <returns>List of received SmtpMessages</returns>
private IList HandleSmtpTransaction(StreamWriter output, StreamReader input)
{
// Initialize the state machine
SmtpState smtpState = SmtpState.CONNECT;
SmtpRequest smtpRequest = new SmtpRequest(SmtpActionType.CONNECT, String.Empty, smtpState);
// Execute the connection request
SmtpResponse smtpResponse = smtpRequest.Execute();
// Send initial response
SendResponse(output, smtpResponse);
smtpState = smtpResponse.NextState;
IList msgList = new ArrayList();
SmtpMessage msg = new SmtpMessage();
while (smtpState != SmtpState.CONNECT && smtpState != SmtpState.QUIT)
{
string line = input.ReadLine();
if (line == null)
{
break;
}
// Create request from client input and current state
SmtpRequest request = SmtpRequest.CreateRequest(line, smtpState);
// Execute request and create response object
SmtpResponse response = request.Execute();
// Move to next internal state
smtpState = response.NextState;
// Send reponse to client
SendResponse(output, response);
// Store input in message
msg.Store(response, request.Params);
// If message reception is complete save it
if (smtpState == SmtpState.QUIT)
{
msgList.Add(msg);
msg = new SmtpMessage();
}
}
return(msgList);
}
/// <summary>
/// Handle an SMTP transaction, i.e. all activity between initial connect and QUIT command.
/// </summary>
/// <param name="output">output stream</param>
/// <param name="input">input stream</param>
/// <returns>List of received SmtpMessages</returns>
private IList HandleSmtpTransaction(StreamWriter output, StreamReader input)
{
// Initialize the state machine
SmtpState smtpState = SmtpState.CONNECT;
SmtpRequest smtpRequest = new SmtpRequest(SmtpActionType.CONNECT, String.Empty, smtpState);
// Execute the connection request
SmtpResponse smtpResponse = smtpRequest.Execute();
// Send initial response
SendResponse(output, smtpResponse);
smtpState = smtpResponse.NextState;
IList msgList = new ArrayList();
SmtpMessage msg = new SmtpMessage();
while (smtpState != SmtpState.CONNECT && smtpState != SmtpState.QUIT)
{
string line = input.ReadLine();
if (line == null)
{
break;
}
// Create request from client input and current state
SmtpRequest request = SmtpRequest.CreateRequest(line, smtpState);
// Execute request and create response object
SmtpResponse response = request.Execute();
// Move to next internal state
smtpState = response.NextState;
// Send reponse to client
SendResponse(output, response);
// Store input in message
msg.Store(response, request.Params);
// If message reception is complete save it
if (smtpState == SmtpState.QUIT)
{
msgList.Add(msg);
msg = new SmtpMessage();
}
}
return msgList;
}
