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


  if (old != null) {
    DNSOutput out = new DNSOutput();
    out.writeU16(old.getSignature().length);
    if (hmac != null) {
      hmac.update(out.toByteArray());
      hmac.update(old.getSignature());
    }
  }


  /* Digest the message */

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  if (old != null) {
    DNSOutput out = new DNSOutput();
    out.writeU16(old.getSignature().length);
    if (hmac != null) {
      hmac.update(out.toByteArray());
      hmac.update(old.getSignature());
    }
  }


  /* Digest the message */
  if (hmac != null)

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    }
  }


  /* Digest the message */
  if (hmac != null)
    hmac.update(b);


  DNSOutput out = new DNSOutput();
  name.toWireCanonical(out);
  out.writeU16(DClass.ANY);  /* class */
  out.writeU32(0);    /* ttl */

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  out.writeU16(error);
  out.writeU16(0); /* No other data */


  if (hmac != null)
    hmac.update(out.toByteArray());


  byte [] signature;
  if (hmac != null)
    signature = hmac.sign();
  else

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  if (fudge < 0 || fudge > 0x7FFF)
    fudge = FUDGE;


  DNSOutput out = new DNSOutput();
  out.writeU16(old.getSignature().length);
  hmac.update(out.toByteArray());
  hmac.update(old.getSignature());


  /* Digest the message */
  hmac.update(m.toWire());

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    fudge = FUDGE;


  DNSOutput out = new DNSOutput();
  out.writeU16(old.getSignature().length);
  hmac.update(out.toByteArray());
  hmac.update(old.getSignature());


  /* Digest the message */
  hmac.update(m.toWire());


  out = new DNSOutput();

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  out.writeU16(old.getSignature().length);
  hmac.update(out.toByteArray());
  hmac.update(old.getSignature());


  /* Digest the message */
  hmac.update(m.toWire());


  out = new DNSOutput();
  long time = timeSigned.getTime() / 1000;
  int timeHigh = (int) (time >> 32);
  long timeLow = (time & 0xFFFFFFFFL);

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  long timeLow = (time & 0xFFFFFFFFL);
  out.writeU16(timeHigh);
  out.writeU32(timeLow);
  out.writeU16(fudge);


  hmac.update(out.toByteArray());


  byte [] signature = hmac.sign();
  byte [] other = null;


  Record r = new TSIGRecord(name, DClass.ANY, 0, alg, timeSigned, fudge,

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  if (old != null && tsig.getError() != Rcode.BADKEY &&
      tsig.getError() != Rcode.BADSIG)
  {
    DNSOutput out = new DNSOutput();
    out.writeU16(old.getSignature().length);
    hmac.update(out.toByteArray());
    hmac.update(old.getSignature());
  }
  m.getHeader().decCount(Section.ADDITIONAL);
  byte [] header = m.getHeader().toWire();
  m.getHeader().incCount(Section.ADDITIONAL);

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      tsig.getError() != Rcode.BADSIG)
  {
    DNSOutput out = new DNSOutput();
    out.writeU16(old.getSignature().length);
    hmac.update(out.toByteArray());
    hmac.update(old.getSignature());
  }
  m.getHeader().decCount(Section.ADDITIONAL);
  byte [] header = m.getHeader().toWire();
  m.getHeader().incCount(Section.ADDITIONAL);
  hmac.update(header);

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