1 /* 2 * Copyright (C) 2022 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 package android.hardware.biometrics; 17 18 /** 19 * Communication channel between <Biometric>Manager and <Biometric>Service for passing the 20 * listener. 21 * @hide 22 */ 23 oneway interface IBiometricStateListener { onStateChanged(int newState)24 void onStateChanged(int newState); onBiometricAction(int action)25 void onBiometricAction(int action); onEnrollmentsChanged(int userId, int sensorId, boolean hasEnrollments)26 void onEnrollmentsChanged(int userId, int sensorId, boolean hasEnrollments); 27 } 28