void rrToWire(DataByteOutputStream out, Compression c, boolean canonical) {
if (cert == null) return;
out.writeShort(certType);
out.writeShort(keyTag);
out.writeByte(alg);
out.writeArray(cert);
}
/**
* Creates an array containing fields of the SIG record and the message to be signed.
*
* @param sig The SIG record used to sign/verify the rrset.
* @param msg The message to be signed/verified.
* @param previous If this is a response, the signature from the query.
* @return The data to be cryptographically signed or verified.
*/
public static byte[] digestMessage(SIGRecord sig, Message msg, byte[] previous) {
DataByteOutputStream out = new DataByteOutputStream();
digestSIG(out, sig);
if (previous != null) out.writeArray(previous);
msg.toWire(out);
return out.toByteArray();
}
void rrToWire(DataByteOutputStream out, Compression c, boolean canonical) {
if (signature == null) return;
out.writeShort(covered);
out.writeByte(alg);
out.writeByte(labels);
out.writeInt(origttl);
out.writeInt((int) (expire.getTime() / 1000));
out.writeInt((int) (timeSigned.getTime() / 1000));
out.writeShort(footprint);
signer.toWire(out, null, canonical);
out.writeArray(signature);
}
/**
* Creates an array containing fields of the SIG record and the RRsets to be signed/verified.
*
* @param sig The SIG record used to sign/verify the rrset.
* @param rrset The data to be signed/verified.
* @return The data to be cryptographically signed or verified.
*/
public static byte[] digestRRset(SIGRecord sig, RRset rrset) {
DataByteOutputStream out = new DataByteOutputStream();
digestSIG(out, sig);
int size = rrset.size();
byte[][] records = new byte[size][];
Iterator it = rrset.rrs();
Name name = rrset.getName();
Name wild = null;
if (name.labels() > sig.getLabels()) wild = name.wild(name.labels() - sig.getLabels());
while (it.hasNext()) {
Record rec = (Record) it.next();
if (wild != null) rec = rec.withName(wild);
records[--size] = rec.toWireCanonical();
}
Arrays.sort(records);
for (int i = 0; i < records.length; i++) out.writeArray(records[i]);
return out.toByteArray();
}