| /* |
| * Copyright (C) 2019 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.backup.encryption; |
| |
| import android.app.Service; |
| import android.content.Intent; |
| import android.os.IBinder; |
| import android.util.Log; |
| |
| import com.android.internal.backup.IBackupTransport; |
| import com.android.server.backup.encryption.transport.IntermediateEncryptingTransport; |
| import com.android.server.backup.encryption.transport.IntermediateEncryptingTransportManager; |
| |
| /** |
| * This service provides encryption of backup data. For an intent used to bind to this service, it |
| * provides an {@link IntermediateEncryptingTransport} which is an implementation of {@link |
| * IBackupTransport} that encrypts (or decrypts) the data when sending it (or receiving it) from the |
| * real {@link IBackupTransport}. |
| */ |
| public class BackupEncryptionService extends Service { |
| public static final String TAG = "BackupEncryption"; |
| private static IntermediateEncryptingTransportManager sTransportManager = null; |
| |
| @Override |
| public void onCreate() { |
| Log.i(TAG, "onCreate:" + this); |
| if (sTransportManager == null) { |
| Log.i(TAG, "Creating IntermediateEncryptingTransportManager"); |
| sTransportManager = new IntermediateEncryptingTransportManager(this); |
| } |
| } |
| |
| @Override |
| public void onDestroy() { |
| Log.i(TAG, "onDestroy:" + this); |
| } |
| |
| @Override |
| public IBinder onBind(Intent intent) { |
| // TODO (b141536117): Check connection with TransportClient.connect and return null on fail. |
| return sTransportManager.get(intent); |
| } |
| |
| @Override |
| public boolean onUnbind(Intent intent) { |
| sTransportManager.cleanup(intent); |
| return false; |
| } |
| } |