Examples of org.xbill.DNS.utils.HMAC.update()

org.xbill.DNS.utils.HMAC.update()
Adds data to the current hash @param b The data @param offset The index at which to start adding to the hash @param length The number of bytes to hash

    hmac.update(old.getSignature());
  }
  m.getHeader().decCount(Section.ADDITIONAL);
  byte [] header = m.getHeader().toWire();
  m.getHeader().incCount(Section.ADDITIONAL);
  hmac.update(header);


  int len = m.tsigstart - header.length;  
  hmac.update(b, header.length, len);


  DNSOutput out = new DNSOutput();

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  byte [] header = m.getHeader().toWire();
  m.getHeader().incCount(Section.ADDITIONAL);
  hmac.update(header);


  int len = m.tsigstart - header.length;  
  hmac.update(b, header.length, len);


  DNSOutput out = new DNSOutput();
  tsig.getName().toWireCanonical(out);
  out.writeU16(tsig.dclass);
  out.writeU32(tsig.ttl);

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    out.writeByteArray(tsig.getOther());
  } else {
    out.writeU16(0);
  }


  hmac.update(out.toByteArray());


  if (hmac.verify(tsig.getSignature())) {
    m.tsigState = Message.TSIG_VERIFIED;
    return Rcode.NOERROR;
  } else {

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