1 /* 2 * Copyright (C) 2018 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 from 20 * 1) BiometricDialogImpl (SysUI) back to BiometricService 21 * 2) <Biometric>Service back to BiometricService 22 * Receives messages from the above and does some handling before forwarding to BiometricPrompt 23 * via IBiometricServiceReceiver. 24 * @hide 25 */ 26 oneway interface IBiometricServiceReceiverInternal { 27 // Notify BiometricService that authentication was successful. If user confirmation is required, 28 // the auth token must be submitted into KeyStore. onAuthenticationSucceeded(boolean requireConfirmation, in byte[] token)29 void onAuthenticationSucceeded(boolean requireConfirmation, in byte[] token); 30 // Notify BiometricService that an error has occurred. onAuthenticationFailed(int cookie, boolean requireConfirmation)31 void onAuthenticationFailed(int cookie, boolean requireConfirmation); 32 // Notify BiometricService than an error has occured. Forward to the correct receiver depending 33 // on the cookie. onError(int cookie, int error, String message)34 void onError(int cookie, int error, String message); 35 // Notifies that a biometric has been acquired. onAcquired(int acquiredInfo, String message)36 void onAcquired(int acquiredInfo, String message); 37 // Notifies that the SystemUI dialog has been dismissed. onDialogDismissed(int reason)38 void onDialogDismissed(int reason); 39 // Notifies that the user has pressed the "try again" button on SystemUI onTryAgainPressed()40 void onTryAgainPressed(); 41 } 42