public static Data decodeData(final DataInput buffer, PeerAddress originator)
throws InvalidKeyException, NoSuchAlgorithmException, InvalidKeySpecException {
// mini header for data, 8 bytes ttl and data length
if (buffer.readableBytes() < 4 + 4) return null;
int ttl = buffer.readInt();
boolean protectedEntry = (ttl & 0x80000000) != 0;
ttl &= 0x7FFFFFFF;
int dateLength = buffer.readInt();
//
if (buffer.readableBytes() < dateLength) return null;
final Data data =
createData(
buffer.array(),
buffer.arrayOffset() + buffer.readerIndex(),
dateLength,
ttl,
protectedEntry,
originator);
buffer.skipBytes(dateLength);
return data;
}
