Exemple #1
0
  /*
   * returns the CSeq injected packet
   * @out: packet in error case
   */
  private String setCSeq(String packet, int cseq) {
    if (packet == null) return null;

    if (packet.indexOf(SIP_CSEQ) == -1) return packet;

    int indexStart = packet.indexOf(SIP_CSEQ) + SIP_CSEQ.length();
    int indexEnd = packet.indexOf(" ", indexStart);
    if (indexEnd >= indexStart) {
      String cseqString = new Integer(cseq).toString();
      return packet.substring(0, indexStart) + cseqString + packet.substring(indexEnd);
    } else return packet;
  } // setCSeq
Exemple #2
0
  /*
   * returns the CSeq from a given packet
   * @param packet data to be analyse
   * @return <code>-1<code>  error case
   * @return <code>0<code> success
   */
  private int getCSeq(String packet) {
    if (packet == null) return -1;

    if (packet.indexOf(SIP_CSEQ) == -1) return -1;

    int indexStart = packet.indexOf(SIP_CSEQ) + SIP_CSEQ.length();
    // indexStart = packet.indexOf(" ", indexStart);
    int indexEnd = packet.indexOf(" ", indexStart);
    if (indexEnd >= indexStart) {
      if (m_verbose)
        System.out.println("SipStack.getCSeq: CSeq is " + packet.substring(indexStart, indexEnd));

      return new Integer(packet.substring(indexStart, indexEnd)).intValue();
    } else return -1;
  } // getCSeq