use of sun.security.util.ObjectIdentifier in project platform_packages_apps_Settings by BlissRoms.
the class CredentialStorage method isHardwareBackedKey.
private boolean isHardwareBackedKey(byte[] keyData) {
try {
ASN1InputStream bIn = new ASN1InputStream(new ByteArrayInputStream(keyData));
PrivateKeyInfo pki = PrivateKeyInfo.getInstance(bIn.readObject());
String algOid = pki.getAlgorithmId().getAlgorithm().getId();
String algName = new AlgorithmId(new ObjectIdentifier(algOid)).getName();
return KeyChain.isBoundKeyAlgorithm(algName);
} catch (IOException e) {
Log.e(TAG, "Failed to parse key data");
return false;
}
}
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