/**
* Read the local Out of Band Pairing Data
*
* <p>Requires {@link android.Manifest.permission#BLUETOOTH}
*
* @return Pair<byte[], byte[]> of Hash and Randomizer
* @hide
*/
public Pair<byte[], byte[]> readOutOfBandData() {
if (getState() != STATE_ON) return null;
try {
byte[] hash;
byte[] randomizer;
byte[] ret = mService.readOutOfBandData();
if (ret == null || ret.length != 32) return null;
hash = Arrays.copyOfRange(ret, 0, 16);
randomizer = Arrays.copyOfRange(ret, 16, 32);
if (DBG) {
Log.d(
TAG, "readOutOfBandData:" + Arrays.toString(hash) + ":" + Arrays.toString(randomizer));
}
return new Pair<byte[], byte[]>(hash, randomizer);
} catch (RemoteException e) {
Log.e(TAG, "", e);
}
return null;
}
