| /* |
| * Copyright (C) 2022 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.android.server.biometrics.sensors.face.aidl; |
| |
| import android.annotation.NonNull; |
| import android.content.Context; |
| import android.hardware.biometrics.face.IFace; |
| import android.hardware.keymaster.HardwareAuthToken; |
| import android.os.IBinder; |
| import android.os.RemoteException; |
| import android.util.Slog; |
| |
| import com.android.server.biometrics.BiometricsProto; |
| import com.android.server.biometrics.HardwareAuthTokenUtils; |
| import com.android.server.biometrics.log.BiometricContext; |
| import com.android.server.biometrics.log.BiometricLogger; |
| import com.android.server.biometrics.sensors.ClientMonitorCallback; |
| import com.android.server.biometrics.sensors.ClientMonitorCallbackConverter; |
| import com.android.server.biometrics.sensors.ErrorConsumer; |
| import com.android.server.biometrics.sensors.HalClientMonitor; |
| |
| import java.util.function.Supplier; |
| |
| /** |
| * Face-specific get feature client for the {@link IFace} AIDL HAL interface. |
| */ |
| public class FaceSetFeatureClient extends HalClientMonitor<AidlSession> implements ErrorConsumer { |
| |
| private static final String TAG = "FaceSetFeatureClient"; |
| |
| private final int mFeature; |
| private final boolean mEnabled; |
| private final HardwareAuthToken mHardwareAuthToken; |
| |
| FaceSetFeatureClient(@NonNull Context context, @NonNull Supplier<AidlSession> lazyDaemon, |
| @NonNull IBinder token, @NonNull ClientMonitorCallbackConverter listener, int userId, |
| @NonNull String owner, int sensorId, |
| @NonNull BiometricLogger logger, @NonNull BiometricContext biometricContext, |
| int feature, boolean enabled, byte[] hardwareAuthToken) { |
| super(context, lazyDaemon, token, listener, userId, owner, 0 /* cookie */, sensorId, |
| logger, biometricContext); |
| mFeature = feature; |
| mEnabled = enabled; |
| mHardwareAuthToken = HardwareAuthTokenUtils.toHardwareAuthToken(hardwareAuthToken); |
| } |
| |
| @Override |
| public void unableToStart() { |
| try { |
| getListener().onFeatureSet(false /* success */, mFeature); |
| } catch (RemoteException e) { |
| Slog.e(TAG, "Unable to send error", e); |
| } |
| } |
| |
| @Override |
| public void start(@NonNull ClientMonitorCallback callback) { |
| super.start(callback); |
| startHalOperation(); |
| } |
| |
| @Override |
| protected void startHalOperation() { |
| try { |
| getFreshDaemon().getSession().setFeature(mHardwareAuthToken, |
| AidlConversionUtils.convertFrameworkToAidlFeature(mFeature), mEnabled); |
| } catch (RemoteException | IllegalArgumentException e) { |
| Slog.e(TAG, "Unable to set feature: " + mFeature + " to enabled: " + mEnabled, e); |
| mCallback.onClientFinished(this, false /* success */); |
| } |
| } |
| |
| @Override |
| public int getProtoEnum() { |
| return BiometricsProto.CM_SET_FEATURE; |
| } |
| |
| public void onFeatureSet(boolean success) { |
| try { |
| getListener().onFeatureSet(success, mFeature); |
| } catch (RemoteException e) { |
| Slog.e(TAG, "Remote exception", e); |
| } |
| |
| mCallback.onClientFinished(this, true /* success */); |
| } |
| |
| @Override |
| public void onError(int errorCode, int vendorCode) { |
| try { |
| getListener().onFeatureSet(false /* success */, mFeature); |
| } catch (RemoteException e) { |
| Slog.e(TAG, "Remote exception", e); |
| } |
| |
| mCallback.onClientFinished(this, false /* success */); |
| } |
| |
| } |