Examples of ch.ethz.inf.vs.scandium.dtls.DTLSMessage

ch.ethz.inf.vs.scandium.dtls.DTLSMessage
Defines the DTLS message interface used by {@link Record} and implemented bythe 4 message {@link ContentType}: {@link ChangeCipherSpecMessage}, {@link AlertMessage}, {@link HandshakeMessage} and {@link ApplicationMessage}. @author Stefan Jucker

   */
  public void close(InetSocketAddress peerAddress) {
    DTLSSession session = dtlsSessions.get(addressToKey(peerAddress));
    
    if (session != null) {
      DTLSMessage closeNotify = new AlertMessage(AlertLevel.WARNING, AlertDescription.CLOSE_NOTIFY);
      
      DTLSFlight flight = new DTLSFlight();
      flight.addMessage(new Record(ContentType.ALERT, session.getWriteEpoch(), session.getSequenceNumber(), closeNotify, session));
      flight.setRetransmissionNeeded(false);

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            LOGGER.fine("Received CLOSE_NOTIFY from " + peerAddress.toString());
            
            // server must reply with CLOSE_NOTIFY
            if (!session.isClient()) {
              DTLSMessage closeNotify = new AlertMessage(AlertLevel.WARNING, AlertDescription.CLOSE_NOTIFY);
              flight = new DTLSFlight();
              flight.addMessage(new Record(ContentType.ALERT, session.getWriteEpoch(), session.getSequenceNumber(), closeNotify, session));
              flight.setRetransmissionNeeded(false);
            }

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    } else {


      if (session.isActive()) {
        // session to peer is active, send encrypted message
        DTLSMessage fragment = new ApplicationMessage(message.getBytes());
        encryptedMessage = new Record(ContentType.APPLICATION_DATA, session.getWriteEpoch(), session.getSequenceNumber(), fragment, session);
        
      } else {
        // try resuming session
        handshaker = new ResumingClientHandshaker(peerAddress, message, session);

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Related Classes of ch.ethz.inf.vs.scandium.dtls.DTLSMessage

ch.ethz.inf.vs.scandium.DTLSConnector

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