void toWire(DNSOutput out, int section, Compression c) {
name.toWire(out, c);
out.writeU16(type);
out.writeU16(dclass);
if (section == Section.QUESTION) return;
out.writeU32(ttl);
int lengthPosition = out.current();
out.writeU16(0); /* until we know better */
rrToWire(out, c, false);
int rrlength = out.current() - lengthPosition - 2;
out.save();
out.jump(lengthPosition);
out.writeU16(rrlength);
out.restore();
}
void rrToWire(DNSOutput out, Compression c, boolean canonical) {
out.writeU8(0); /* version */
out.writeU8(toLOCformat(size));
out.writeU8(toLOCformat(hPrecision));
out.writeU8(toLOCformat(vPrecision));
out.writeU32(latitude);
out.writeU32(longitude);
out.writeU32(altitude);
}
/**
* Converts the rdata in a Record into canonical DNS uncompressed wire format (all names are
* converted to lowercase).
*/
public byte[] rdataToWireCanonical() {
DNSOutput out = new DNSOutput();
rrToWire(out, null, true);
return out.toByteArray();
}
/*
* Converts a Record into canonical DNS uncompressed wire format (all names are
* converted to lowercase), optionally ignoring the TTL.
*/
private byte[] toWireCanonical(boolean noTTL) {
DNSOutput out = new DNSOutput();
toWireCanonical(out, noTTL);
return out.toByteArray();
}
private void toWireCanonical(DNSOutput out, boolean noTTL) {
name.toWireCanonical(out);
out.writeU16(type);
out.writeU16(dclass);
if (noTTL) {
out.writeU32(0);
} else {
out.writeU32(ttl);
}
int lengthPosition = out.current();
out.writeU16(0); /* until we know better */
rrToWire(out, null, true);
int rrlength = out.current() - lengthPosition - 2;
out.save();
out.jump(lengthPosition);
out.writeU16(rrlength);
out.restore();
}
/** Converts a Record into DNS uncompressed wire format. */
public byte[] toWire(int section) {
DNSOutput out = new DNSOutput();
toWire(out, section, null);
return out.toByteArray();
}