Tomasz Wasilczyk | 347192e | 2017-04-04 11:13:44 -0700 | [diff] [blame] | 1 | /** |
| 2 | * Copyright (C) 2017 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 | |
Tomasz Wasilczyk | 6b4b646 | 2017-07-19 10:52:28 -0700 | [diff] [blame] | 17 | package com.android.server.broadcastradio; |
Tomasz Wasilczyk | 347192e | 2017-04-04 11:13:44 -0700 | [diff] [blame] | 18 | |
Tomasz Wasilczyk | d65b3ca | 2017-12-13 08:26:25 -0800 | [diff] [blame] | 19 | import android.annotation.NonNull; |
Tomasz Wasilczyk | 32d26a3 | 2017-06-14 13:54:03 -0700 | [diff] [blame] | 20 | import android.Manifest; |
Tomasz Wasilczyk | 347192e | 2017-04-04 11:13:44 -0700 | [diff] [blame] | 21 | import android.content.Context; |
Tomasz Wasilczyk | 32d26a3 | 2017-06-14 13:54:03 -0700 | [diff] [blame] | 22 | import android.content.pm.PackageManager; |
Tomasz Wasilczyk | f151a7b | 2018-01-11 16:03:46 -0800 | [diff] [blame] | 23 | import android.hardware.radio.IAnnouncementListener; |
| 24 | import android.hardware.radio.ICloseHandle; |
Tomasz Wasilczyk | 347192e | 2017-04-04 11:13:44 -0700 | [diff] [blame] | 25 | import android.hardware.radio.IRadioService; |
| 26 | import android.hardware.radio.ITuner; |
Tomasz Wasilczyk | 2134817 | 2017-04-20 14:02:42 -0700 | [diff] [blame] | 27 | import android.hardware.radio.ITunerCallback; |
Tomasz Wasilczyk | 347192e | 2017-04-04 11:13:44 -0700 | [diff] [blame] | 28 | import android.hardware.radio.RadioManager; |
Tomasz Wasilczyk | d15c9df | 2017-06-13 10:10:36 -0700 | [diff] [blame] | 29 | import android.os.ParcelableException; |
Tomasz Wasilczyk | 436128f | 2018-01-08 16:46:09 -0800 | [diff] [blame] | 30 | import android.os.RemoteException; |
Tomasz Wasilczyk | f58305d | 2017-12-28 14:03:15 -0800 | [diff] [blame] | 31 | import android.util.Slog; |
Tomasz Wasilczyk | 347192e | 2017-04-04 11:13:44 -0700 | [diff] [blame] | 32 | |
Tomasz Wasilczyk | f151a7b | 2018-01-11 16:03:46 -0800 | [diff] [blame] | 33 | import com.android.internal.util.Preconditions; |
Tomasz Wasilczyk | 347192e | 2017-04-04 11:13:44 -0700 | [diff] [blame] | 34 | import com.android.server.SystemService; |
Tomasz Wasilczyk | f151a7b | 2018-01-11 16:03:46 -0800 | [diff] [blame] | 35 | import com.android.server.broadcastradio.hal2.AnnouncementAggregator; |
Tomasz Wasilczyk | 347192e | 2017-04-04 11:13:44 -0700 | [diff] [blame] | 36 | |
Tomasz Wasilczyk | f151a7b | 2018-01-11 16:03:46 -0800 | [diff] [blame] | 37 | import java.util.Arrays; |
Tomasz Wasilczyk | d15c9df | 2017-06-13 10:10:36 -0700 | [diff] [blame] | 38 | import java.util.List; |
Tomasz Wasilczyk | d65b3ca | 2017-12-13 08:26:25 -0800 | [diff] [blame] | 39 | import java.util.Objects; |
| 40 | import java.util.OptionalInt; |
Tomasz Wasilczyk | d15c9df | 2017-06-13 10:10:36 -0700 | [diff] [blame] | 41 | |
Tomasz Wasilczyk | 6b4b646 | 2017-07-19 10:52:28 -0700 | [diff] [blame] | 42 | public class BroadcastRadioService extends SystemService { |
Tomasz Wasilczyk | f58305d | 2017-12-28 14:03:15 -0800 | [diff] [blame] | 43 | private static final String TAG = "BcRadioSrv"; |
Tomasz Wasilczyk | f151a7b | 2018-01-11 16:03:46 -0800 | [diff] [blame] | 44 | private static final boolean DEBUG = false; |
Tomasz Wasilczyk | f58305d | 2017-12-28 14:03:15 -0800 | [diff] [blame] | 45 | |
Tomasz Wasilczyk | 6b4b646 | 2017-07-19 10:52:28 -0700 | [diff] [blame] | 46 | private final ServiceImpl mServiceImpl = new ServiceImpl(); |
Tomasz Wasilczyk | d7c21d3 | 2017-04-17 17:02:06 -0700 | [diff] [blame] | 47 | |
Tomasz Wasilczyk | df01326 | 2017-12-13 11:47:20 -0800 | [diff] [blame] | 48 | private final com.android.server.broadcastradio.hal1.BroadcastRadioService mHal1 = |
| 49 | new com.android.server.broadcastradio.hal1.BroadcastRadioService(); |
Tomasz Wasilczyk | d65b3ca | 2017-12-13 08:26:25 -0800 | [diff] [blame] | 50 | private final com.android.server.broadcastradio.hal2.BroadcastRadioService mHal2 = |
| 51 | new com.android.server.broadcastradio.hal2.BroadcastRadioService(); |
| 52 | |
Tomasz Wasilczyk | f13b841 | 2017-05-09 11:54:35 -0700 | [diff] [blame] | 53 | private final Object mLock = new Object(); |
Tomasz Wasilczyk | d15c9df | 2017-06-13 10:10:36 -0700 | [diff] [blame] | 54 | private List<RadioManager.ModuleProperties> mModules = null; |
Tomasz Wasilczyk | f13b841 | 2017-05-09 11:54:35 -0700 | [diff] [blame] | 55 | |
Tomasz Wasilczyk | 6b4b646 | 2017-07-19 10:52:28 -0700 | [diff] [blame] | 56 | public BroadcastRadioService(Context context) { |
Tomasz Wasilczyk | 347192e | 2017-04-04 11:13:44 -0700 | [diff] [blame] | 57 | super(context); |
| 58 | } |
| 59 | |
| 60 | @Override |
| 61 | public void onStart() { |
Tomasz Wasilczyk | d7c21d3 | 2017-04-17 17:02:06 -0700 | [diff] [blame] | 62 | publishBinderService(Context.RADIO_SERVICE, mServiceImpl); |
Tomasz Wasilczyk | 347192e | 2017-04-04 11:13:44 -0700 | [diff] [blame] | 63 | } |
| 64 | |
Tomasz Wasilczyk | d65b3ca | 2017-12-13 08:26:25 -0800 | [diff] [blame] | 65 | /** |
| 66 | * Finds next available index for newly loaded modules. |
| 67 | */ |
| 68 | private static int getNextId(@NonNull List<RadioManager.ModuleProperties> modules) { |
| 69 | OptionalInt max = modules.stream().mapToInt(RadioManager.ModuleProperties::getId).max(); |
| 70 | return max.isPresent() ? max.getAsInt() + 1 : 0; |
| 71 | } |
| 72 | |
Tomasz Wasilczyk | 6b4b646 | 2017-07-19 10:52:28 -0700 | [diff] [blame] | 73 | private class ServiceImpl extends IRadioService.Stub { |
Tomasz Wasilczyk | 32d26a3 | 2017-06-14 13:54:03 -0700 | [diff] [blame] | 74 | private void enforcePolicyAccess() { |
| 75 | if (PackageManager.PERMISSION_GRANTED != getContext().checkCallingPermission( |
Tomasz Wasilczyk | df77643 | 2017-07-21 14:07:09 -0700 | [diff] [blame] | 76 | Manifest.permission.ACCESS_BROADCAST_RADIO)) { |
| 77 | throw new SecurityException("ACCESS_BROADCAST_RADIO permission not granted"); |
Tomasz Wasilczyk | 32d26a3 | 2017-06-14 13:54:03 -0700 | [diff] [blame] | 78 | } |
| 79 | } |
| 80 | |
Tomasz Wasilczyk | 347192e | 2017-04-04 11:13:44 -0700 | [diff] [blame] | 81 | @Override |
Tomasz Wasilczyk | d15c9df | 2017-06-13 10:10:36 -0700 | [diff] [blame] | 82 | public List<RadioManager.ModuleProperties> listModules() { |
Tomasz Wasilczyk | 32d26a3 | 2017-06-14 13:54:03 -0700 | [diff] [blame] | 83 | enforcePolicyAccess(); |
Tomasz Wasilczyk | d15c9df | 2017-06-13 10:10:36 -0700 | [diff] [blame] | 84 | synchronized (mLock) { |
| 85 | if (mModules != null) return mModules; |
| 86 | |
Tomasz Wasilczyk | df01326 | 2017-12-13 11:47:20 -0800 | [diff] [blame] | 87 | mModules = mHal1.loadModules(); |
Tomasz Wasilczyk | d65b3ca | 2017-12-13 08:26:25 -0800 | [diff] [blame] | 88 | mModules.addAll(mHal2.loadModules(getNextId(mModules))); |
| 89 | |
Tomasz Wasilczyk | d15c9df | 2017-06-13 10:10:36 -0700 | [diff] [blame] | 90 | return mModules; |
| 91 | } |
| 92 | } |
| 93 | |
| 94 | @Override |
Tomasz Wasilczyk | 2134817 | 2017-04-20 14:02:42 -0700 | [diff] [blame] | 95 | public ITuner openTuner(int moduleId, RadioManager.BandConfig bandConfig, |
Tomasz Wasilczyk | 436128f | 2018-01-08 16:46:09 -0800 | [diff] [blame] | 96 | boolean withAudio, ITunerCallback callback) throws RemoteException { |
Tomasz Wasilczyk | f151a7b | 2018-01-11 16:03:46 -0800 | [diff] [blame] | 97 | if (DEBUG) Slog.i(TAG, "Opening module " + moduleId); |
Tomasz Wasilczyk | 32d26a3 | 2017-06-14 13:54:03 -0700 | [diff] [blame] | 98 | enforcePolicyAccess(); |
Tomasz Wasilczyk | 2134817 | 2017-04-20 14:02:42 -0700 | [diff] [blame] | 99 | if (callback == null) { |
| 100 | throw new IllegalArgumentException("Callback must not be empty"); |
| 101 | } |
Tomasz Wasilczyk | f13b841 | 2017-05-09 11:54:35 -0700 | [diff] [blame] | 102 | synchronized (mLock) { |
Tomasz Wasilczyk | df01326 | 2017-12-13 11:47:20 -0800 | [diff] [blame] | 103 | if (mHal2.hasModule(moduleId)) { |
Tomasz Wasilczyk | ca98cde | 2018-01-04 12:26:40 -0800 | [diff] [blame] | 104 | return mHal2.openSession(moduleId, bandConfig, withAudio, callback); |
Tomasz Wasilczyk | df01326 | 2017-12-13 11:47:20 -0800 | [diff] [blame] | 105 | } else { |
| 106 | return mHal1.openTuner(moduleId, bandConfig, withAudio, callback); |
| 107 | } |
Tomasz Wasilczyk | f13b841 | 2017-05-09 11:54:35 -0700 | [diff] [blame] | 108 | } |
Tomasz Wasilczyk | 347192e | 2017-04-04 11:13:44 -0700 | [diff] [blame] | 109 | } |
Tomasz Wasilczyk | f151a7b | 2018-01-11 16:03:46 -0800 | [diff] [blame] | 110 | |
| 111 | @Override |
| 112 | public ICloseHandle addAnnouncementListener(int[] enabledTypes, |
| 113 | IAnnouncementListener listener) { |
| 114 | if (DEBUG) { |
| 115 | Slog.i(TAG, "Adding announcement listener for " + Arrays.toString(enabledTypes)); |
| 116 | } |
| 117 | Objects.requireNonNull(enabledTypes); |
| 118 | Objects.requireNonNull(listener); |
| 119 | enforcePolicyAccess(); |
| 120 | |
| 121 | synchronized (mLock) { |
| 122 | if (!mHal2.hasAnyModules()) { |
| 123 | Slog.i(TAG, "There are no HAL 2.x modules registered"); |
| 124 | return new AnnouncementAggregator(listener); |
| 125 | } |
| 126 | |
| 127 | return mHal2.addAnnouncementListener(enabledTypes, listener); |
| 128 | } |
| 129 | } |
Tomasz Wasilczyk | 347192e | 2017-04-04 11:13:44 -0700 | [diff] [blame] | 130 | } |
| 131 | } |