| /* |
| * 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 android.transparency; |
| |
| import android.annotation.NonNull; |
| import android.annotation.SystemService; |
| import android.content.Context; |
| import android.os.Bundle; |
| import android.os.RemoteException; |
| import android.util.Slog; |
| |
| import com.android.internal.os.IBinaryTransparencyService; |
| |
| import java.util.List; |
| |
| /** |
| * BinaryTransparencyManager defines a number of system interfaces that other system apps or |
| * services can make use of, when trying to get more information about the various binaries |
| * that are installed on this device. |
| * @hide |
| */ |
| @SystemService(Context.BINARY_TRANSPARENCY_SERVICE) |
| public class BinaryTransparencyManager { |
| private static final String TAG = "TransparencyManager"; |
| |
| private final Context mContext; |
| private final IBinaryTransparencyService mService; |
| |
| /** |
| * Constructor |
| * @param context The calling context. |
| * @param service A valid instance of IBinaryTransparencyService. |
| * @hide |
| */ |
| public BinaryTransparencyManager(Context context, IBinaryTransparencyService service) { |
| mContext = context; |
| mService = service; |
| } |
| |
| |
| /** |
| * Obtains a string containing information that describes the signed images that are installed |
| * on this device. Currently, this piece of information is identified as the VBMeta digest. |
| * @return A String containing the VBMeta Digest of the signed partitions loaded on this device. |
| */ |
| @NonNull |
| public String getSignedImageInfo() { |
| try { |
| return mService.getSignedImageInfo(); |
| } catch (RemoteException e) { |
| throw e.rethrowFromSystemServer(); |
| } |
| } |
| |
| /** |
| * Collects the APEX information on the device. |
| * |
| * @param includeTestOnly Whether to include test only data in the returned ApexInfo. |
| * @return A List containing the APEX info. |
| * @hide |
| */ |
| @NonNull |
| public List<IBinaryTransparencyService.ApexInfo> collectAllApexInfo(boolean includeTestOnly) { |
| try { |
| return mService.collectAllApexInfo(includeTestOnly); |
| } catch (RemoteException e) { |
| throw e.rethrowFromSystemServer(); |
| } |
| } |
| |
| /** |
| * Collects the updated preload information on the device. |
| * |
| * @return A List containing the preload info. |
| * @hide |
| */ |
| @NonNull |
| public List<IBinaryTransparencyService.AppInfo> collectAllUpdatedPreloadInfo( |
| Bundle packagesToSkip) { |
| try { |
| Slog.d(TAG, "Calling backend's collectAllUpdatedPreloadInfo()"); |
| return mService.collectAllUpdatedPreloadInfo(packagesToSkip); |
| } catch (RemoteException e) { |
| throw e.rethrowFromSystemServer(); |
| } |
| } |
| |
| /** |
| * Collects the silent installed MBA information on the device. |
| * |
| * @return A List containing the MBA info of silent installed. |
| * @hide |
| */ |
| @NonNull |
| public List<IBinaryTransparencyService.AppInfo> collectAllSilentInstalledMbaInfo( |
| Bundle packagesToSkip) { |
| try { |
| Slog.d(TAG, "Calling backend's collectAllSilentInstalledMbaInfo()"); |
| return mService.collectAllSilentInstalledMbaInfo(packagesToSkip); |
| } catch (RemoteException e) { |
| throw e.rethrowFromSystemServer(); |
| } |
| } |
| } |