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Mathias Agopian65ab4712010-07-14 17:59:35 -07001/*
2 * Copyright (C) 2009 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
17#define LOG_TAG "AudioPolicyService"
18//#define LOG_NDEBUG 0
19
Glenn Kasten153b9fe2013-07-15 11:23:36 -070020#include "Configuration.h"
Mathias Agopian65ab4712010-07-14 17:59:35 -070021#undef __STRICT_ANSI__
22#define __STDINT_LIMITS
23#define __STDC_LIMIT_MACROS
24#include <stdint.h>
Mathias Agopian65ab4712010-07-14 17:59:35 -070025#include <sys/time.h>
Jaideep Sharmaba9053b2021-01-25 21:24:26 +053026#include <dlfcn.h>
Mikhail Naganov959e2d02019-03-28 11:08:19 -070027
28#include <audio_utils/clock.h>
Mathias Agopian65ab4712010-07-14 17:59:35 -070029#include <binder/IServiceManager.h>
30#include <utils/Log.h>
31#include <cutils/properties.h>
32#include <binder/IPCThreadState.h>
Svet Ganovf4ddfef2018-01-16 07:37:58 -080033#include <binder/PermissionController.h>
34#include <binder/IResultReceiver.h>
Mathias Agopian65ab4712010-07-14 17:59:35 -070035#include <utils/String16.h>
36#include <utils/threads.h>
37#include "AudioPolicyService.h"
Mathias Agopian65ab4712010-07-14 17:59:35 -070038#include <hardware_legacy/power.h>
Ytai Ben-Tsvi7e7a79d2020-12-15 16:48:16 -080039#include <media/AidlConversion.h>
Eric Laurent7c7f10b2011-06-17 21:29:58 -070040#include <media/AudioEffect.h>
Chih-Hung Hsiehc84d9d22014-11-14 13:33:34 -080041#include <media/AudioParameter.h>
Andy Hungc747c532022-03-07 21:41:14 -080042#include <mediautils/MethodStatistics.h>
Andy Hungab7ef302018-05-15 19:35:29 -070043#include <mediautils/ServiceUtilities.h>
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -080044#include <mediautils/TimeCheck.h>
Michael Groovercfd28302018-12-11 19:16:46 -080045#include <sensorprivacy/SensorPrivacyManager.h>
Mathias Agopian65ab4712010-07-14 17:59:35 -070046
Dima Zavin64760242011-05-11 14:15:23 -070047#include <system/audio.h>
Dima Zavin7394a4f2011-06-13 18:16:26 -070048#include <system/audio_policy.h>
Jaideep Sharmaba9053b2021-01-25 21:24:26 +053049#include <AudioPolicyManager.h>
Mikhail Naganov61a4fac2016-10-13 14:44:18 -070050
Mathias Agopian65ab4712010-07-14 17:59:35 -070051namespace android {
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -080052using binder::Status;
Mathias Agopian65ab4712010-07-14 17:59:35 -070053
Glenn Kasten8dad0e32012-01-09 08:41:22 -080054static const char kDeadlockedString[] = "AudioPolicyService may be deadlocked\n";
55static const char kCmdDeadlockedString[] = "AudioPolicyService command thread may be deadlocked\n";
Jaideep Sharmaba9053b2021-01-25 21:24:26 +053056static const char kAudioPolicyManagerCustomPath[] = "libaudiopolicymanagercustom.so";
Mathias Agopian65ab4712010-07-14 17:59:35 -070057
Mikhail Naganov959e2d02019-03-28 11:08:19 -070058static const int kDumpLockTimeoutNs = 1 * NANOS_PER_SECOND;
Mathias Agopian65ab4712010-07-14 17:59:35 -070059
Eric Laurent0ede8922014-05-09 18:04:42 -070060static const nsecs_t kAudioCommandTimeoutNs = seconds(3); // 3 seconds
Christer Fletcher5fa8c4b2013-01-18 15:27:03 +010061
Svet Ganovf4ddfef2018-01-16 07:37:58 -080062static const String16 sManageAudioPolicyPermission("android.permission.MANAGE_AUDIO_POLICY");
Dima Zavinfce7a472011-04-19 22:30:36 -070063
Andy Hungc747c532022-03-07 21:41:14 -080064// Creates an association between Binder code to name for IAudioPolicyService.
65#define IAUDIOPOLICYSERVICE_BINDER_METHOD_MACRO_LIST \
66BINDER_METHOD_ENTRY(onNewAudioModulesAvailable) \
67BINDER_METHOD_ENTRY(setDeviceConnectionState) \
68BINDER_METHOD_ENTRY(getDeviceConnectionState) \
69BINDER_METHOD_ENTRY(handleDeviceConfigChange) \
70BINDER_METHOD_ENTRY(setPhoneState) \
71BINDER_METHOD_ENTRY(setForceUse) \
72BINDER_METHOD_ENTRY(getForceUse) \
73BINDER_METHOD_ENTRY(getOutput) \
74BINDER_METHOD_ENTRY(getOutputForAttr) \
75BINDER_METHOD_ENTRY(startOutput) \
76BINDER_METHOD_ENTRY(stopOutput) \
77BINDER_METHOD_ENTRY(releaseOutput) \
78BINDER_METHOD_ENTRY(getInputForAttr) \
79BINDER_METHOD_ENTRY(startInput) \
80BINDER_METHOD_ENTRY(stopInput) \
81BINDER_METHOD_ENTRY(releaseInput) \
82BINDER_METHOD_ENTRY(initStreamVolume) \
83BINDER_METHOD_ENTRY(setStreamVolumeIndex) \
84BINDER_METHOD_ENTRY(getStreamVolumeIndex) \
85BINDER_METHOD_ENTRY(setVolumeIndexForAttributes) \
86BINDER_METHOD_ENTRY(getVolumeIndexForAttributes) \
87BINDER_METHOD_ENTRY(getMaxVolumeIndexForAttributes) \
88BINDER_METHOD_ENTRY(getMinVolumeIndexForAttributes) \
89BINDER_METHOD_ENTRY(getStrategyForStream) \
90BINDER_METHOD_ENTRY(getDevicesForAttributes) \
91BINDER_METHOD_ENTRY(getOutputForEffect) \
92BINDER_METHOD_ENTRY(registerEffect) \
93BINDER_METHOD_ENTRY(unregisterEffect) \
94BINDER_METHOD_ENTRY(setEffectEnabled) \
95BINDER_METHOD_ENTRY(moveEffectsToIo) \
96BINDER_METHOD_ENTRY(isStreamActive) \
97BINDER_METHOD_ENTRY(isStreamActiveRemotely) \
98BINDER_METHOD_ENTRY(isSourceActive) \
99BINDER_METHOD_ENTRY(queryDefaultPreProcessing) \
100BINDER_METHOD_ENTRY(addSourceDefaultEffect) \
101BINDER_METHOD_ENTRY(addStreamDefaultEffect) \
102BINDER_METHOD_ENTRY(removeSourceDefaultEffect) \
103BINDER_METHOD_ENTRY(removeStreamDefaultEffect) \
104BINDER_METHOD_ENTRY(setSupportedSystemUsages) \
105BINDER_METHOD_ENTRY(setAllowedCapturePolicy) \
106BINDER_METHOD_ENTRY(getOffloadSupport) \
107BINDER_METHOD_ENTRY(isDirectOutputSupported) \
108BINDER_METHOD_ENTRY(listAudioPorts) \
109BINDER_METHOD_ENTRY(getAudioPort) \
110BINDER_METHOD_ENTRY(createAudioPatch) \
111BINDER_METHOD_ENTRY(releaseAudioPatch) \
112BINDER_METHOD_ENTRY(listAudioPatches) \
113BINDER_METHOD_ENTRY(setAudioPortConfig) \
114BINDER_METHOD_ENTRY(registerClient) \
115BINDER_METHOD_ENTRY(setAudioPortCallbacksEnabled) \
116BINDER_METHOD_ENTRY(setAudioVolumeGroupCallbacksEnabled) \
117BINDER_METHOD_ENTRY(acquireSoundTriggerSession) \
118BINDER_METHOD_ENTRY(releaseSoundTriggerSession) \
119BINDER_METHOD_ENTRY(getPhoneState) \
120BINDER_METHOD_ENTRY(registerPolicyMixes) \
121BINDER_METHOD_ENTRY(setUidDeviceAffinities) \
122BINDER_METHOD_ENTRY(removeUidDeviceAffinities) \
123BINDER_METHOD_ENTRY(setUserIdDeviceAffinities) \
124BINDER_METHOD_ENTRY(removeUserIdDeviceAffinities) \
125BINDER_METHOD_ENTRY(startAudioSource) \
126BINDER_METHOD_ENTRY(stopAudioSource) \
127BINDER_METHOD_ENTRY(setMasterMono) \
128BINDER_METHOD_ENTRY(getMasterMono) \
129BINDER_METHOD_ENTRY(getStreamVolumeDB) \
130BINDER_METHOD_ENTRY(getSurroundFormats) \
131BINDER_METHOD_ENTRY(getReportedSurroundFormats) \
132BINDER_METHOD_ENTRY(getHwOffloadFormatsSupportedForBluetoothMedia) \
133BINDER_METHOD_ENTRY(setSurroundFormatEnabled) \
134BINDER_METHOD_ENTRY(setAssistantServicesUids) \
135BINDER_METHOD_ENTRY(setActiveAssistantServicesUids) \
136BINDER_METHOD_ENTRY(setA11yServicesUids) \
137BINDER_METHOD_ENTRY(setCurrentImeUid) \
138BINDER_METHOD_ENTRY(isHapticPlaybackSupported) \
139BINDER_METHOD_ENTRY(isUltrasoundSupported) \
140BINDER_METHOD_ENTRY(listAudioProductStrategies) \
141BINDER_METHOD_ENTRY(getProductStrategyFromAudioAttributes) \
142BINDER_METHOD_ENTRY(listAudioVolumeGroups) \
143BINDER_METHOD_ENTRY(getVolumeGroupFromAudioAttributes) \
144BINDER_METHOD_ENTRY(setRttEnabled) \
145BINDER_METHOD_ENTRY(isCallScreenModeSupported) \
146BINDER_METHOD_ENTRY(setDevicesRoleForStrategy) \
147BINDER_METHOD_ENTRY(removeDevicesRoleForStrategy) \
148BINDER_METHOD_ENTRY(getDevicesForRoleAndStrategy) \
149BINDER_METHOD_ENTRY(setDevicesRoleForCapturePreset) \
150BINDER_METHOD_ENTRY(addDevicesRoleForCapturePreset) \
151BINDER_METHOD_ENTRY(removeDevicesRoleForCapturePreset) \
152BINDER_METHOD_ENTRY(clearDevicesRoleForCapturePreset) \
153BINDER_METHOD_ENTRY(getDevicesForRoleAndCapturePreset) \
154BINDER_METHOD_ENTRY(registerSoundTriggerCaptureStateListener) \
155BINDER_METHOD_ENTRY(getSpatializer) \
156BINDER_METHOD_ENTRY(canBeSpatialized) \
157BINDER_METHOD_ENTRY(getDirectPlaybackSupport) \
158BINDER_METHOD_ENTRY(getDirectProfilesForAttributes) \
159
160// singleton for Binder Method Statistics for IAudioPolicyService
161static auto& getIAudioPolicyServiceStatistics() {
162 using Code = int;
163
164#pragma push_macro("BINDER_METHOD_ENTRY")
165#undef BINDER_METHOD_ENTRY
166#define BINDER_METHOD_ENTRY(ENTRY) \
167 {(Code)media::BnAudioPolicyService::TRANSACTION_##ENTRY, #ENTRY},
168
169 static mediautils::MethodStatistics<Code> methodStatistics{
170 IAUDIOPOLICYSERVICE_BINDER_METHOD_MACRO_LIST
171 METHOD_STATISTICS_BINDER_CODE_NAMES(Code)
172 };
173#pragma pop_macro("BINDER_METHOD_ENTRY")
174
175 return methodStatistics;
176}
177
Mathias Agopian65ab4712010-07-14 17:59:35 -0700178// ----------------------------------------------------------------------------
179
Jaideep Sharmaba9053b2021-01-25 21:24:26 +0530180static AudioPolicyInterface* createAudioPolicyManager(AudioPolicyClientInterface *clientInterface)
181{
182 AudioPolicyManager *apm = new AudioPolicyManager(clientInterface);
183 status_t status = apm->initialize();
184 if (status != NO_ERROR) {
185 delete apm;
186 apm = nullptr;
187 }
188 return apm;
189}
190
191static void destroyAudioPolicyManager(AudioPolicyInterface *interface)
192{
193 delete interface;
194}
195// ----------------------------------------------------------------------------
196
Mathias Agopian65ab4712010-07-14 17:59:35 -0700197AudioPolicyService::AudioPolicyService()
Ytai Ben-Tsvi85093d52020-03-26 09:41:15 -0700198 : BnAudioPolicyService(),
Ytai Ben-Tsvi85093d52020-03-26 09:41:15 -0700199 mAudioPolicyManager(NULL),
200 mAudioPolicyClient(NULL),
201 mPhoneState(AUDIO_MODE_INVALID),
Jaideep Sharmaba9053b2021-01-25 21:24:26 +0530202 mCaptureStateNotifier(false),
203 mCreateAudioPolicyManager(createAudioPolicyManager),
204 mDestroyAudioPolicyManager(destroyAudioPolicyManager) {
205}
206
207void AudioPolicyService::loadAudioPolicyManager()
208{
209 mLibraryHandle = dlopen(kAudioPolicyManagerCustomPath, RTLD_NOW);
210 if (mLibraryHandle != nullptr) {
211 ALOGI("%s loading %s", __func__, kAudioPolicyManagerCustomPath);
212 mCreateAudioPolicyManager = reinterpret_cast<CreateAudioPolicyManagerInstance>
213 (dlsym(mLibraryHandle, "createAudioPolicyManager"));
214 const char *lastError = dlerror();
215 ALOGW_IF(mCreateAudioPolicyManager == nullptr, "%s createAudioPolicyManager is null %s",
216 __func__, lastError != nullptr ? lastError : "no error");
217
218 mDestroyAudioPolicyManager = reinterpret_cast<DestroyAudioPolicyManagerInstance>(
219 dlsym(mLibraryHandle, "destroyAudioPolicyManager"));
220 lastError = dlerror();
221 ALOGW_IF(mDestroyAudioPolicyManager == nullptr, "%s destroyAudioPolicyManager is null %s",
222 __func__, lastError != nullptr ? lastError : "no error");
223 if (mCreateAudioPolicyManager == nullptr || mDestroyAudioPolicyManager == nullptr){
224 unloadAudioPolicyManager();
225 LOG_ALWAYS_FATAL("could not find audiopolicymanager interface methods");
226 }
227 }
Eric Laurentf5ada6e2014-10-09 17:49:00 -0700228}
229
230void AudioPolicyService::onFirstRef()
231{
Andy Hungd47aca22022-03-15 11:50:51 -0700232 // Log an AudioPolicy "constructor" mediametrics event on first ref.
233 // This records the time it takes to load the audio modules and devices.
234 mediametrics::Defer defer([beginNs = systemTime()] {
235 mediametrics::LogItem(AMEDIAMETRICS_KEY_AUDIO_POLICY)
236 .set(AMEDIAMETRICS_PROP_EVENT, AMEDIAMETRICS_PROP_EVENT_VALUE_CTOR)
237 .set(AMEDIAMETRICS_PROP_EXECUTIONTIMENS, (int64_t)(systemTime() - beginNs))
238 .record(); });
Eric Laurent8b1e80b2014-10-07 09:08:47 -0700239 {
240 Mutex::Autolock _l(mLock);
Eric Laurent93575202011-01-18 18:39:02 -0800241
Eric Laurent8b1e80b2014-10-07 09:08:47 -0700242 // start audio commands thread
243 mAudioCommandThread = new AudioCommandThread(String8("ApmAudio"), this);
244 // start output activity command thread
245 mOutputCommandThread = new AudioCommandThread(String8("ApmOutput"), this);
Eric Laurentdce54a12014-03-10 12:19:46 -0700246
Eric Laurent8b1e80b2014-10-07 09:08:47 -0700247 mAudioPolicyClient = new AudioPolicyClient(this);
Jaideep Sharmaba9053b2021-01-25 21:24:26 +0530248
249 loadAudioPolicyManager();
250 mAudioPolicyManager = mCreateAudioPolicyManager(mAudioPolicyClient);
Eric Laurent8b1e80b2014-10-07 09:08:47 -0700251 }
Eric Laurentd66d7a12021-07-13 13:35:32 +0200252
bryant_liuba2b4392014-06-11 16:49:30 +0800253 // load audio processing modules
Mikhail Naganov12b716c2020-04-30 22:37:43 +0000254 sp<AudioPolicyEffects> audioPolicyEffects = new AudioPolicyEffects();
255 sp<UidPolicy> uidPolicy = new UidPolicy(this);
256 sp<SensorPrivacyPolicy> sensorPrivacyPolicy = new SensorPrivacyPolicy(this);
Eric Laurent8b1e80b2014-10-07 09:08:47 -0700257 {
258 Mutex::Autolock _l(mLock);
259 mAudioPolicyEffects = audioPolicyEffects;
Mikhail Naganov12b716c2020-04-30 22:37:43 +0000260 mUidPolicy = uidPolicy;
261 mSensorPrivacyPolicy = sensorPrivacyPolicy;
Eric Laurent8b1e80b2014-10-07 09:08:47 -0700262 }
Mikhail Naganov12b716c2020-04-30 22:37:43 +0000263 uidPolicy->registerSelf();
264 sensorPrivacyPolicy->registerSelf();
Eric Laurentd66d7a12021-07-13 13:35:32 +0200265
Eric Laurent81dd0f52021-07-05 11:54:40 +0200266 // Create spatializer if supported
Eric Laurent52b0bd52021-09-27 15:25:40 +0200267 if (mAudioPolicyManager != nullptr) {
268 Mutex::Autolock _l(mLock);
269 const audio_attributes_t attr = attributes_initializer(AUDIO_USAGE_MEDIA);
270 AudioDeviceTypeAddrVector devices;
271 bool hasSpatializer = mAudioPolicyManager->canBeSpatialized(&attr, nullptr, devices);
272 if (hasSpatializer) {
273 mSpatializer = Spatializer::create(this);
274 }
Eric Laurent81dd0f52021-07-05 11:54:40 +0200275 }
Eric Laurentd66d7a12021-07-13 13:35:32 +0200276 AudioSystem::audioPolicyReady();
Mathias Agopian65ab4712010-07-14 17:59:35 -0700277}
278
Jaideep Sharmaba9053b2021-01-25 21:24:26 +0530279void AudioPolicyService::unloadAudioPolicyManager()
280{
281 ALOGV("%s ", __func__);
282 if (mLibraryHandle != nullptr) {
283 dlclose(mLibraryHandle);
284 }
285 mLibraryHandle = nullptr;
286 mCreateAudioPolicyManager = nullptr;
287 mDestroyAudioPolicyManager = nullptr;
288}
289
Mathias Agopian65ab4712010-07-14 17:59:35 -0700290AudioPolicyService::~AudioPolicyService()
291{
Mathias Agopian65ab4712010-07-14 17:59:35 -0700292 mAudioCommandThread->exit();
Eric Laurent657ff612014-05-07 11:58:24 -0700293 mOutputCommandThread->exit();
Eric Laurent7c7f10b2011-06-17 21:29:58 -0700294
Jaideep Sharmaba9053b2021-01-25 21:24:26 +0530295 mDestroyAudioPolicyManager(mAudioPolicyManager);
296 unloadAudioPolicyManager();
297
Eric Laurentdce54a12014-03-10 12:19:46 -0700298 delete mAudioPolicyClient;
Eric Laurentb52c1522014-05-20 11:27:36 -0700299
300 mNotificationClients.clear();
bryant_liuba2b4392014-06-11 16:49:30 +0800301 mAudioPolicyEffects.clear();
Svet Ganovf4ddfef2018-01-16 07:37:58 -0800302
303 mUidPolicy->unregisterSelf();
Michael Groovercfd28302018-12-11 19:16:46 -0800304 mSensorPrivacyPolicy->unregisterSelf();
Mikhail Naganov12b716c2020-04-30 22:37:43 +0000305
306 mUidPolicy.clear();
Michael Groovercfd28302018-12-11 19:16:46 -0800307 mSensorPrivacyPolicy.clear();
Eric Laurentb52c1522014-05-20 11:27:36 -0700308}
309
310// A notification client is always registered by AudioSystem when the client process
311// connects to AudioPolicyService.
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -0800312Status AudioPolicyService::registerClient(const sp<media::IAudioPolicyServiceClient>& client)
Eric Laurentb52c1522014-05-20 11:27:36 -0700313{
Eric Laurent12590252015-08-21 18:40:20 -0700314 if (client == 0) {
315 ALOGW("%s got NULL client", __FUNCTION__);
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -0800316 return Status::ok();
Eric Laurent12590252015-08-21 18:40:20 -0700317 }
Eric Laurent0ebd5f92014-11-19 19:04:52 -0800318 Mutex::Autolock _l(mNotificationClientsLock);
Eric Laurentb52c1522014-05-20 11:27:36 -0700319
320 uid_t uid = IPCThreadState::self()->getCallingUid();
luochaojiang908c7d72018-06-21 14:58:04 +0800321 pid_t pid = IPCThreadState::self()->getCallingPid();
322 int64_t token = ((int64_t)uid<<32) | pid;
323
324 if (mNotificationClients.indexOfKey(token) < 0) {
Eric Laurentb52c1522014-05-20 11:27:36 -0700325 sp<NotificationClient> notificationClient = new NotificationClient(this,
326 client,
luochaojiang908c7d72018-06-21 14:58:04 +0800327 uid,
328 pid);
329 ALOGV("registerClient() client %p, uid %d pid %d", client.get(), uid, pid);
Eric Laurentb52c1522014-05-20 11:27:36 -0700330
luochaojiang908c7d72018-06-21 14:58:04 +0800331 mNotificationClients.add(token, notificationClient);
Eric Laurentb52c1522014-05-20 11:27:36 -0700332
Marco Nelissenf8880202014-11-14 07:58:25 -0800333 sp<IBinder> binder = IInterface::asBinder(client);
Eric Laurentb52c1522014-05-20 11:27:36 -0700334 binder->linkToDeath(notificationClient);
335 }
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -0800336 return Status::ok();
Eric Laurentb52c1522014-05-20 11:27:36 -0700337}
338
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -0800339Status AudioPolicyService::setAudioPortCallbacksEnabled(bool enabled)
Eric Laurente8726fe2015-06-26 09:39:24 -0700340{
341 Mutex::Autolock _l(mNotificationClientsLock);
342
343 uid_t uid = IPCThreadState::self()->getCallingUid();
luochaojiang908c7d72018-06-21 14:58:04 +0800344 pid_t pid = IPCThreadState::self()->getCallingPid();
345 int64_t token = ((int64_t)uid<<32) | pid;
346
347 if (mNotificationClients.indexOfKey(token) < 0) {
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -0800348 return Status::ok();
Eric Laurente8726fe2015-06-26 09:39:24 -0700349 }
luochaojiang908c7d72018-06-21 14:58:04 +0800350 mNotificationClients.valueFor(token)->setAudioPortCallbacksEnabled(enabled);
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -0800351 return Status::ok();
Eric Laurente8726fe2015-06-26 09:39:24 -0700352}
353
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -0800354Status AudioPolicyService::setAudioVolumeGroupCallbacksEnabled(bool enabled)
François Gaffiecfe17322018-11-07 13:41:29 +0100355{
356 Mutex::Autolock _l(mNotificationClientsLock);
357
358 uid_t uid = IPCThreadState::self()->getCallingUid();
359 pid_t pid = IPCThreadState::self()->getCallingPid();
360 int64_t token = ((int64_t)uid<<32) | pid;
361
362 if (mNotificationClients.indexOfKey(token) < 0) {
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -0800363 return Status::ok();
François Gaffiecfe17322018-11-07 13:41:29 +0100364 }
365 mNotificationClients.valueFor(token)->setAudioVolumeGroupCallbacksEnabled(enabled);
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -0800366 return Status::ok();
François Gaffiecfe17322018-11-07 13:41:29 +0100367}
368
Eric Laurentb52c1522014-05-20 11:27:36 -0700369// removeNotificationClient() is called when the client process dies.
luochaojiang908c7d72018-06-21 14:58:04 +0800370void AudioPolicyService::removeNotificationClient(uid_t uid, pid_t pid)
Eric Laurentb52c1522014-05-20 11:27:36 -0700371{
Mikhail Naganov12b716c2020-04-30 22:37:43 +0000372 bool hasSameUid = false;
Eric Laurent0ebd5f92014-11-19 19:04:52 -0800373 {
374 Mutex::Autolock _l(mNotificationClientsLock);
luochaojiang908c7d72018-06-21 14:58:04 +0800375 int64_t token = ((int64_t)uid<<32) | pid;
376 mNotificationClients.removeItem(token);
luochaojiang908c7d72018-06-21 14:58:04 +0800377 for (size_t i = 0; i < mNotificationClients.size(); i++) {
378 if (mNotificationClients.valueAt(i)->uid() == uid) {
379 hasSameUid = true;
380 break;
381 }
382 }
Mikhail Naganov12b716c2020-04-30 22:37:43 +0000383 }
384 {
385 Mutex::Autolock _l(mLock);
luochaojiang908c7d72018-06-21 14:58:04 +0800386 if (mAudioPolicyManager && !hasSameUid) {
Eric Laurent10b71232018-04-13 18:14:44 -0700387 // called from binder death notification: no need to clear caller identity
Eric Laurent8c7e6da2015-04-21 17:37:00 -0700388 mAudioPolicyManager->releaseResourcesForUid(uid);
Eric Laurentb52c1522014-05-20 11:27:36 -0700389 }
Eric Laurent0ebd5f92014-11-19 19:04:52 -0800390 }
Eric Laurentb52c1522014-05-20 11:27:36 -0700391}
392
393void AudioPolicyService::onAudioPortListUpdate()
394{
395 mOutputCommandThread->updateAudioPortListCommand();
396}
397
398void AudioPolicyService::doOnAudioPortListUpdate()
399{
Eric Laurent0ebd5f92014-11-19 19:04:52 -0800400 Mutex::Autolock _l(mNotificationClientsLock);
Eric Laurentb52c1522014-05-20 11:27:36 -0700401 for (size_t i = 0; i < mNotificationClients.size(); i++) {
402 mNotificationClients.valueAt(i)->onAudioPortListUpdate();
403 }
404}
405
406void AudioPolicyService::onAudioPatchListUpdate()
407{
408 mOutputCommandThread->updateAudioPatchListCommand();
Mathias Agopian65ab4712010-07-14 17:59:35 -0700409}
410
Eric Laurentb52c1522014-05-20 11:27:36 -0700411void AudioPolicyService::doOnAudioPatchListUpdate()
412{
Eric Laurent0ebd5f92014-11-19 19:04:52 -0800413 Mutex::Autolock _l(mNotificationClientsLock);
Eric Laurentb52c1522014-05-20 11:27:36 -0700414 for (size_t i = 0; i < mNotificationClients.size(); i++) {
415 mNotificationClients.valueAt(i)->onAudioPatchListUpdate();
416 }
417}
418
François Gaffiecfe17322018-11-07 13:41:29 +0100419void AudioPolicyService::onAudioVolumeGroupChanged(volume_group_t group, int flags)
420{
421 mOutputCommandThread->changeAudioVolumeGroupCommand(group, flags);
422}
423
424void AudioPolicyService::doOnAudioVolumeGroupChanged(volume_group_t group, int flags)
425{
426 Mutex::Autolock _l(mNotificationClientsLock);
427 for (size_t i = 0; i < mNotificationClients.size(); i++) {
428 mNotificationClients.valueAt(i)->onAudioVolumeGroupChanged(group, flags);
429 }
430}
431
Chih-Hung Hsiehe964d4e2016-08-09 14:31:32 -0700432void AudioPolicyService::onDynamicPolicyMixStateUpdate(const String8& regId, int32_t state)
Jean-Michel Trivide801052015-04-14 19:10:14 -0700433{
434 ALOGV("AudioPolicyService::onDynamicPolicyMixStateUpdate(%s, %d)",
435 regId.string(), state);
436 mOutputCommandThread->dynamicPolicyMixStateUpdateCommand(regId, state);
437}
438
Chih-Hung Hsiehe964d4e2016-08-09 14:31:32 -0700439void AudioPolicyService::doOnDynamicPolicyMixStateUpdate(const String8& regId, int32_t state)
Jean-Michel Trivide801052015-04-14 19:10:14 -0700440{
441 Mutex::Autolock _l(mNotificationClientsLock);
442 for (size_t i = 0; i < mNotificationClients.size(); i++) {
443 mNotificationClients.valueAt(i)->onDynamicPolicyMixStateUpdate(regId, state);
444 }
445}
446
Eric Laurenta9f86652018-11-28 17:23:11 -0800447void AudioPolicyService::onRecordingConfigurationUpdate(
448 int event,
449 const record_client_info_t *clientInfo,
450 const audio_config_base_t *clientConfig,
451 std::vector<effect_descriptor_t> clientEffects,
452 const audio_config_base_t *deviceConfig,
453 std::vector<effect_descriptor_t> effects,
454 audio_patch_handle_t patchHandle,
455 audio_source_t source)
Jean-Michel Trivi2f4fe9f2015-12-04 16:20:59 -0800456{
Jean-Michel Triviac4e4292016-12-22 11:39:31 -0800457 mOutputCommandThread->recordingConfigurationUpdateCommand(event, clientInfo,
Eric Laurenta9f86652018-11-28 17:23:11 -0800458 clientConfig, clientEffects, deviceConfig, effects, patchHandle, source);
Jean-Michel Trivi2f4fe9f2015-12-04 16:20:59 -0800459}
460
Eric Laurenta9f86652018-11-28 17:23:11 -0800461void AudioPolicyService::doOnRecordingConfigurationUpdate(
462 int event,
463 const record_client_info_t *clientInfo,
464 const audio_config_base_t *clientConfig,
465 std::vector<effect_descriptor_t> clientEffects,
466 const audio_config_base_t *deviceConfig,
467 std::vector<effect_descriptor_t> effects,
468 audio_patch_handle_t patchHandle,
469 audio_source_t source)
Jean-Michel Trivi2f4fe9f2015-12-04 16:20:59 -0800470{
471 Mutex::Autolock _l(mNotificationClientsLock);
472 for (size_t i = 0; i < mNotificationClients.size(); i++) {
Jean-Michel Triviac4e4292016-12-22 11:39:31 -0800473 mNotificationClients.valueAt(i)->onRecordingConfigurationUpdate(event, clientInfo,
Eric Laurenta9f86652018-11-28 17:23:11 -0800474 clientConfig, clientEffects, deviceConfig, effects, patchHandle, source);
Jean-Michel Trivi2f4fe9f2015-12-04 16:20:59 -0800475 }
476}
477
Jean-Michel Trivi9a6b9ad2020-10-22 16:46:43 -0700478void AudioPolicyService::onRoutingUpdated()
479{
480 mOutputCommandThread->routingChangedCommand();
481}
482
483void AudioPolicyService::doOnRoutingUpdated()
484{
485 Mutex::Autolock _l(mNotificationClientsLock);
486 for (size_t i = 0; i < mNotificationClients.size(); i++) {
487 mNotificationClients.valueAt(i)->onRoutingUpdated();
488 }
489}
490
Eric Laurent81dd0f52021-07-05 11:54:40 +0200491void AudioPolicyService::onCheckSpatializer()
492{
493 Mutex::Autolock _l(mLock);
Eric Laurent39095982021-08-24 18:29:27 +0200494 onCheckSpatializer_l();
495}
496
497void AudioPolicyService::onCheckSpatializer_l()
498{
499 if (mSpatializer != nullptr) {
500 mOutputCommandThread->checkSpatializerCommand();
501 }
Eric Laurent81dd0f52021-07-05 11:54:40 +0200502}
503
504void AudioPolicyService::doOnCheckSpatializer()
505{
Eric Laurent39095982021-08-24 18:29:27 +0200506 Mutex::Autolock _l(mLock);
Eric Laurent81dd0f52021-07-05 11:54:40 +0200507
Eric Laurent39095982021-08-24 18:29:27 +0200508 if (mSpatializer != nullptr) {
Eric Laurent52b0bd52021-09-27 15:25:40 +0200509 // Note: mSpatializer != nullptr => mAudioPolicyManager != nullptr
Eric Laurent39095982021-08-24 18:29:27 +0200510 if (mSpatializer->getLevel() != media::SpatializationLevel::NONE) {
511 audio_io_handle_t currentOutput = mSpatializer->getOutput();
512 audio_io_handle_t newOutput;
513 const audio_attributes_t attr = attributes_initializer(AUDIO_USAGE_MEDIA);
514 audio_config_base_t config = mSpatializer->getAudioInConfig();
515 status_t status =
516 mAudioPolicyManager->getSpatializerOutput(&config, &attr, &newOutput);
Eric Laurentb4f42a92022-01-17 17:37:31 +0100517 ALOGV("%s currentOutput %d newOutput %d channel_mask %#x",
518 __func__, currentOutput, newOutput, config.channel_mask);
Eric Laurent39095982021-08-24 18:29:27 +0200519 if (status == NO_ERROR && currentOutput == newOutput) {
520 return;
521 }
Eric Laurent15903592022-02-24 20:44:36 +0100522 size_t numActiveTracks = countActiveClientsOnOutput_l(newOutput);
Eric Laurent39095982021-08-24 18:29:27 +0200523 mLock.unlock();
524 // It is OK to call detachOutput() is none is already attached.
525 mSpatializer->detachOutput();
526 if (status != NO_ERROR || newOutput == AUDIO_IO_HANDLE_NONE) {
Eric Laurent81dd0f52021-07-05 11:54:40 +0200527 mLock.lock();
Eric Laurent39095982021-08-24 18:29:27 +0200528 return;
529 }
Eric Laurent15903592022-02-24 20:44:36 +0100530 status = mSpatializer->attachOutput(newOutput, numActiveTracks);
Eric Laurent39095982021-08-24 18:29:27 +0200531 mLock.lock();
532 if (status != NO_ERROR) {
533 mAudioPolicyManager->releaseSpatializerOutput(newOutput);
534 }
535 } else if (mSpatializer->getLevel() == media::SpatializationLevel::NONE
536 && mSpatializer->getOutput() != AUDIO_IO_HANDLE_NONE) {
537 mLock.unlock();
538 audio_io_handle_t output = mSpatializer->detachOutput();
539 mLock.lock();
540 if (output != AUDIO_IO_HANDLE_NONE) {
541 mAudioPolicyManager->releaseSpatializerOutput(output);
Eric Laurent81dd0f52021-07-05 11:54:40 +0200542 }
543 }
544 }
545}
546
Eric Laurent15903592022-02-24 20:44:36 +0100547size_t AudioPolicyService::countActiveClientsOnOutput_l(audio_io_handle_t output) REQUIRES(mLock) {
548 size_t count = 0;
549 for (size_t i = 0; i < mAudioPlaybackClients.size(); i++) {
550 auto client = mAudioPlaybackClients.valueAt(i);
551 if (client->io == output && client->active) {
552 count++;
553 }
554 }
555 return count;
556}
557
558void AudioPolicyService::onUpdateActiveSpatializerTracks_l() {
559 if (mSpatializer == nullptr) {
560 return;
561 }
562 mOutputCommandThread->updateActiveSpatializerTracksCommand();
563}
564
565void AudioPolicyService::doOnUpdateActiveSpatializerTracks()
566{
567 Mutex::Autolock _l(mLock);
568 if (mSpatializer == nullptr) {
569 return;
570 }
571 mSpatializer->updateActiveTracks(countActiveClientsOnOutput_l(mSpatializer->getOutput()));
572}
573
574
Jean-Michel Trivi2f4fe9f2015-12-04 16:20:59 -0800575status_t AudioPolicyService::clientCreateAudioPatch(const struct audio_patch *patch,
576 audio_patch_handle_t *handle,
577 int delayMs)
578{
579 return mAudioCommandThread->createAudioPatchCommand(patch, handle, delayMs);
580}
581
582status_t AudioPolicyService::clientReleaseAudioPatch(audio_patch_handle_t handle,
583 int delayMs)
584{
585 return mAudioCommandThread->releaseAudioPatchCommand(handle, delayMs);
586}
587
Eric Laurente1715a42014-05-20 11:30:42 -0700588status_t AudioPolicyService::clientSetAudioPortConfig(const struct audio_port_config *config,
589 int delayMs)
590{
591 return mAudioCommandThread->setAudioPortConfigCommand(config, delayMs);
592}
593
Ytai Ben-Tsvi7e7a79d2020-12-15 16:48:16 -0800594AudioPolicyService::NotificationClient::NotificationClient(
595 const sp<AudioPolicyService>& service,
596 const sp<media::IAudioPolicyServiceClient>& client,
597 uid_t uid,
598 pid_t pid)
luochaojiang908c7d72018-06-21 14:58:04 +0800599 : mService(service), mUid(uid), mPid(pid), mAudioPolicyServiceClient(client),
François Gaffiecfe17322018-11-07 13:41:29 +0100600 mAudioPortCallbacksEnabled(false), mAudioVolumeGroupCallbacksEnabled(false)
Eric Laurentb52c1522014-05-20 11:27:36 -0700601{
602}
603
604AudioPolicyService::NotificationClient::~NotificationClient()
605{
606}
607
608void AudioPolicyService::NotificationClient::binderDied(const wp<IBinder>& who __unused)
609{
610 sp<NotificationClient> keep(this);
611 sp<AudioPolicyService> service = mService.promote();
612 if (service != 0) {
luochaojiang908c7d72018-06-21 14:58:04 +0800613 service->removeNotificationClient(mUid, mPid);
Eric Laurentb52c1522014-05-20 11:27:36 -0700614 }
615}
616
617void AudioPolicyService::NotificationClient::onAudioPortListUpdate()
618{
Eric Laurente8726fe2015-06-26 09:39:24 -0700619 if (mAudioPolicyServiceClient != 0 && mAudioPortCallbacksEnabled) {
Eric Laurentb52c1522014-05-20 11:27:36 -0700620 mAudioPolicyServiceClient->onAudioPortListUpdate();
621 }
622}
623
624void AudioPolicyService::NotificationClient::onAudioPatchListUpdate()
625{
Eric Laurente8726fe2015-06-26 09:39:24 -0700626 if (mAudioPolicyServiceClient != 0 && mAudioPortCallbacksEnabled) {
Eric Laurentb52c1522014-05-20 11:27:36 -0700627 mAudioPolicyServiceClient->onAudioPatchListUpdate();
628 }
629}
Eric Laurent57dae992011-07-24 13:36:09 -0700630
Pattydd807582021-11-04 21:01:03 +0800631void AudioPolicyService::NotificationClient::onAudioVolumeGroupChanged(volume_group_t group,
François Gaffiecfe17322018-11-07 13:41:29 +0100632 int flags)
633{
634 if (mAudioPolicyServiceClient != 0 && mAudioVolumeGroupCallbacksEnabled) {
635 mAudioPolicyServiceClient->onAudioVolumeGroupChanged(group, flags);
636 }
637}
638
639
Jean-Michel Trivide801052015-04-14 19:10:14 -0700640void AudioPolicyService::NotificationClient::onDynamicPolicyMixStateUpdate(
Chih-Hung Hsiehe964d4e2016-08-09 14:31:32 -0700641 const String8& regId, int32_t state)
Jean-Michel Trivide801052015-04-14 19:10:14 -0700642{
Andy Hung4ef19fa2018-05-15 19:35:29 -0700643 if (mAudioPolicyServiceClient != 0 && isServiceUid(mUid)) {
Ytai Ben-Tsvi7e7a79d2020-12-15 16:48:16 -0800644 mAudioPolicyServiceClient->onDynamicPolicyMixStateUpdate(
645 legacy2aidl_String8_string(regId).value(), state);
Jean-Michel Trivi2f4fe9f2015-12-04 16:20:59 -0800646 }
647}
648
649void AudioPolicyService::NotificationClient::onRecordingConfigurationUpdate(
Eric Laurenta9f86652018-11-28 17:23:11 -0800650 int event,
651 const record_client_info_t *clientInfo,
652 const audio_config_base_t *clientConfig,
653 std::vector<effect_descriptor_t> clientEffects,
654 const audio_config_base_t *deviceConfig,
655 std::vector<effect_descriptor_t> effects,
656 audio_patch_handle_t patchHandle,
657 audio_source_t source)
Jean-Michel Trivi2f4fe9f2015-12-04 16:20:59 -0800658{
Andy Hung4ef19fa2018-05-15 19:35:29 -0700659 if (mAudioPolicyServiceClient != 0 && isServiceUid(mUid)) {
Ytai Ben-Tsvi7e7a79d2020-12-15 16:48:16 -0800660 status_t status = [&]() -> status_t {
661 int32_t eventAidl = VALUE_OR_RETURN_STATUS(convertIntegral<int32_t>(event));
662 media::RecordClientInfo clientInfoAidl = VALUE_OR_RETURN_STATUS(
663 legacy2aidl_record_client_info_t_RecordClientInfo(*clientInfo));
Mikhail Naganovdbf03642021-08-25 18:15:32 -0700664 AudioConfigBase clientConfigAidl = VALUE_OR_RETURN_STATUS(
Mikhail Naganovde3fa182021-07-30 15:06:42 -0700665 legacy2aidl_audio_config_base_t_AudioConfigBase(
666 *clientConfig, true /*isInput*/));
Ytai Ben-Tsvi7e7a79d2020-12-15 16:48:16 -0800667 std::vector<media::EffectDescriptor> clientEffectsAidl = VALUE_OR_RETURN_STATUS(
668 convertContainer<std::vector<media::EffectDescriptor>>(
669 clientEffects,
670 legacy2aidl_effect_descriptor_t_EffectDescriptor));
Mikhail Naganovdbf03642021-08-25 18:15:32 -0700671 AudioConfigBase deviceConfigAidl = VALUE_OR_RETURN_STATUS(
Mikhail Naganovde3fa182021-07-30 15:06:42 -0700672 legacy2aidl_audio_config_base_t_AudioConfigBase(
673 *deviceConfig, true /*isInput*/));
Ytai Ben-Tsvi7e7a79d2020-12-15 16:48:16 -0800674 std::vector<media::EffectDescriptor> effectsAidl = VALUE_OR_RETURN_STATUS(
675 convertContainer<std::vector<media::EffectDescriptor>>(
676 effects,
677 legacy2aidl_effect_descriptor_t_EffectDescriptor));
678 int32_t patchHandleAidl = VALUE_OR_RETURN_STATUS(
679 legacy2aidl_audio_patch_handle_t_int32_t(patchHandle));
Mikhail Naganovddceecc2021-09-03 13:58:56 -0700680 media::audio::common::AudioSource sourceAidl = VALUE_OR_RETURN_STATUS(
681 legacy2aidl_audio_source_t_AudioSource(source));
Ytai Ben-Tsvi7e7a79d2020-12-15 16:48:16 -0800682 return aidl_utils::statusTFromBinderStatus(
683 mAudioPolicyServiceClient->onRecordingConfigurationUpdate(eventAidl,
684 clientInfoAidl,
685 clientConfigAidl,
686 clientEffectsAidl,
687 deviceConfigAidl,
688 effectsAidl,
689 patchHandleAidl,
690 sourceAidl));
691 }();
692 ALOGW_IF(status != OK, "onRecordingConfigurationUpdate() failed: %d", status);
Jean-Michel Trivide801052015-04-14 19:10:14 -0700693 }
694}
695
Eric Laurente8726fe2015-06-26 09:39:24 -0700696void AudioPolicyService::NotificationClient::setAudioPortCallbacksEnabled(bool enabled)
697{
698 mAudioPortCallbacksEnabled = enabled;
699}
700
François Gaffiecfe17322018-11-07 13:41:29 +0100701void AudioPolicyService::NotificationClient::setAudioVolumeGroupCallbacksEnabled(bool enabled)
702{
703 mAudioVolumeGroupCallbacksEnabled = enabled;
704}
Eric Laurente8726fe2015-06-26 09:39:24 -0700705
Jean-Michel Trivi9a6b9ad2020-10-22 16:46:43 -0700706void AudioPolicyService::NotificationClient::onRoutingUpdated()
707{
708 if (mAudioPolicyServiceClient != 0 && isServiceUid(mUid)) {
709 mAudioPolicyServiceClient->onRoutingUpdated();
710 }
711}
712
Mathias Agopian65ab4712010-07-14 17:59:35 -0700713void AudioPolicyService::binderDied(const wp<IBinder>& who) {
Glenn Kasten411e4472012-11-02 10:00:06 -0700714 ALOGW("binderDied() %p, calling pid %d", who.unsafe_get(),
Eric Laurentde070132010-07-13 04:45:46 -0700715 IPCThreadState::self()->getCallingPid());
Mathias Agopian65ab4712010-07-14 17:59:35 -0700716}
717
Mikhail Naganov12b716c2020-04-30 22:37:43 +0000718static bool dumpTryLock(Mutex& mutex) ACQUIRE(mutex) NO_THREAD_SAFETY_ANALYSIS
Mathias Agopian65ab4712010-07-14 17:59:35 -0700719{
Mikhail Naganov12b716c2020-04-30 22:37:43 +0000720 return mutex.timedLock(kDumpLockTimeoutNs) == NO_ERROR;
721}
722
723static void dumpReleaseLock(Mutex& mutex, bool locked) RELEASE(mutex) NO_THREAD_SAFETY_ANALYSIS
724{
725 if (locked) mutex.unlock();
Mathias Agopian65ab4712010-07-14 17:59:35 -0700726}
727
728status_t AudioPolicyService::dumpInternals(int fd)
729{
730 const size_t SIZE = 256;
731 char buffer[SIZE];
732 String8 result;
733
Mikhail Naganovb3bcb4f2022-02-23 23:46:56 +0000734 snprintf(buffer, SIZE, "Supported System Usages:\n ");
Hayden Gomes524159d2019-12-23 14:41:47 -0800735 result.append(buffer);
Mikhail Naganovb3bcb4f2022-02-23 23:46:56 +0000736 std::stringstream msg;
737 size_t i = 0;
738 for (auto usage : mSupportedSystemUsages) {
739 if (i++ != 0) msg << ", ";
740 if (const char* strUsage = audio_usage_to_string(usage); strUsage) {
741 msg << strUsage;
742 } else {
743 msg << usage << " (unknown)";
744 }
Hayden Gomes524159d2019-12-23 14:41:47 -0800745 }
Mikhail Naganovb3bcb4f2022-02-23 23:46:56 +0000746 if (i == 0) {
747 msg << "None";
748 }
749 msg << std::endl;
750 result.append(msg.str().c_str());
Hayden Gomes524159d2019-12-23 14:41:47 -0800751
Mathias Agopian65ab4712010-07-14 17:59:35 -0700752 write(fd, result.string(), result.size());
Oscar Azucena829d90d2022-01-28 17:17:56 -0800753
754 mUidPolicy->dumpInternals(fd);
Mathias Agopian65ab4712010-07-14 17:59:35 -0700755 return NO_ERROR;
756}
757
Eric Laurente8c8b432018-10-17 10:08:02 -0700758void AudioPolicyService::updateUidStates()
Svet Ganovf4ddfef2018-01-16 07:37:58 -0800759{
Eric Laurente8c8b432018-10-17 10:08:02 -0700760 Mutex::Autolock _l(mLock);
761 updateUidStates_l();
762}
763
764void AudioPolicyService::updateUidStates_l()
765{
Eric Laurent4eb58f12018-12-07 16:41:02 -0800766// Go over all active clients and allow capture (does not force silence) in the
767// following cases:
Oscar Azucenac2cdda32022-01-31 19:10:39 -0800768// The client is in the active assistant list
769// AND is TOP
770// AND an accessibility service is TOP
771// AND source is either VOICE_RECOGNITION OR HOTWORD
772// OR there is no active privacy sensitive capture or call
773// OR client has CAPTURE_AUDIO_OUTPUT privileged permission
774// AND source is VOICE_RECOGNITION OR HOTWORD
775// The client is an assistant AND active assistant is not being used
Evan Severson1f700cd2021-02-10 13:10:37 -0800776// AND an accessibility service is on TOP or a RTT call is active
Eric Laurent589171c2019-07-25 18:04:29 -0700777// AND the source is VOICE_RECOGNITION or HOTWORD
Oscar Azucenac2cdda32022-01-31 19:10:39 -0800778// OR there is no active privacy sensitive capture or call
Evan Severson1f700cd2021-02-10 13:10:37 -0800779// OR client has CAPTURE_AUDIO_OUTPUT privileged permission
Oscar Azucenac2cdda32022-01-31 19:10:39 -0800780// AND is TOP most recent assistant and uses VOICE_RECOGNITION or HOTWORD
781// OR there is no top recent assistant and source is HOTWORD
Evan Severson1f700cd2021-02-10 13:10:37 -0800782// OR The client is an accessibility service
783// AND Is on TOP
784// AND the source is VOICE_RECOGNITION or HOTWORD
785// OR The assistant is not on TOP
Eric Laurent589171c2019-07-25 18:04:29 -0700786// AND there is no active privacy sensitive capture or call
787// OR client has CAPTURE_AUDIO_OUTPUT privileged permission
Evan Severson1f700cd2021-02-10 13:10:37 -0800788// AND is on TOP
789// AND the source is VOICE_RECOGNITION or HOTWORD
790// OR the client source is virtual (remote submix, call audio TX or RX...)
791// OR the client source is HOTWORD
792// AND is on TOP
793// OR all active clients are using HOTWORD source
794// AND no call is active
795// OR client has CAPTURE_AUDIO_OUTPUT privileged permission
796// OR the client is the current InputMethodService
797// AND a RTT call is active AND the source is VOICE_RECOGNITION
798// OR Any client
799// AND The assistant is not on TOP
800// AND is on TOP or latest started
801// AND there is no active privacy sensitive capture or call
802// OR client has CAPTURE_AUDIO_OUTPUT privileged permission
Eric Laurent4eb58f12018-12-07 16:41:02 -0800803
Eric Laurent4e947da2019-10-17 15:24:06 -0700804
Eric Laurent4eb58f12018-12-07 16:41:02 -0800805 sp<AudioRecordClient> topActive;
806 sp<AudioRecordClient> latestActive;
Eric Laurentc21d5692020-02-25 10:24:36 -0800807 sp<AudioRecordClient> topSensitiveActive;
Eric Laurentb809a752020-06-29 09:53:13 -0700808 sp<AudioRecordClient> latestSensitiveActiveOrComm;
Oscar Azucenac2cdda32022-01-31 19:10:39 -0800809 sp<AudioRecordClient> latestActiveAssistant;
Eric Laurent1ff16a72019-03-14 18:35:04 -0700810
Eric Laurenta46bedb2018-12-07 18:01:26 -0800811 nsecs_t topStartNs = 0;
812 nsecs_t latestStartNs = 0;
Eric Laurentc21d5692020-02-25 10:24:36 -0800813 nsecs_t topSensitiveStartNs = 0;
Eric Laurent4eb58f12018-12-07 16:41:02 -0800814 nsecs_t latestSensitiveStartNs = 0;
Oscar Azucenac2cdda32022-01-31 19:10:39 -0800815 nsecs_t latestAssistantStartNs = 0;
Eric Laurent4eb58f12018-12-07 16:41:02 -0800816 bool isA11yOnTop = mUidPolicy->isA11yOnTop();
817 bool isAssistantOnTop = false;
Oscar Azucenac2cdda32022-01-31 19:10:39 -0800818 bool useActiveAssistantList = false;
Eric Laurent4eb58f12018-12-07 16:41:02 -0800819 bool isSensitiveActive = false;
Eric Laurent1ff16a72019-03-14 18:35:04 -0700820 bool isInCall = mPhoneState == AUDIO_MODE_IN_CALL;
Eric Laurentc21d5692020-02-25 10:24:36 -0800821 bool isInCommunication = mPhoneState == AUDIO_MODE_IN_COMMUNICATION;
822 bool rttCallActive = (isInCall || isInCommunication)
Eric Laurent6ede98f2019-06-11 14:50:30 -0700823 && mUidPolicy->isRttEnabled();
Eric Laurent4e947da2019-10-17 15:24:06 -0700824 bool onlyHotwordActive = true;
Eric Laurentb809a752020-06-29 09:53:13 -0700825 bool isPhoneStateOwnerActive = false;
Eric Laurent4eb58f12018-12-07 16:41:02 -0800826
Michael Groovercfd28302018-12-11 19:16:46 -0800827 // if Sensor Privacy is enabled then all recordings should be silenced.
828 if (mSensorPrivacyPolicy->isSensorPrivacyEnabled()) {
829 silenceAllRecordings_l();
830 return;
831 }
832
Eric Laurente8c8b432018-10-17 10:08:02 -0700833 for (size_t i =0; i < mAudioRecordClients.size(); i++) {
834 sp<AudioRecordClient> current = mAudioRecordClients[i];
Svet Ganov33761132021-05-13 22:51:08 +0000835 uid_t currentUid = VALUE_OR_FATAL(aidl2legacy_int32_t_uid_t(
836 current->attributionSource.uid));
Evan Severson1f700cd2021-02-10 13:10:37 -0800837 if (!current->active) {
Eric Laurent1ff16a72019-03-14 18:35:04 -0700838 continue;
Eric Laurent4eb58f12018-12-07 16:41:02 -0800839 }
Eric Laurent1ff16a72019-03-14 18:35:04 -0700840
Philip P. Moltmannbda45752020-07-17 16:41:18 -0700841 app_state_t appState = apmStatFromAmState(mUidPolicy->getUidState(currentUid));
Eric Laurent1ff16a72019-03-14 18:35:04 -0700842 // clients which app is in IDLE state are not eligible for top active or
843 // latest active
844 if (appState == APP_STATE_IDLE) {
845 continue;
846 }
847
Philip P. Moltmannbda45752020-07-17 16:41:18 -0700848 bool isAccessibility = mUidPolicy->isA11yUid(currentUid);
Eric Laurent14a88632020-07-16 12:28:30 -0700849 // Clients capturing for Accessibility services or virtual sources are not considered
Eric Laurentc21d5692020-02-25 10:24:36 -0800850 // for top or latest active to avoid masking regular clients started before
Eric Laurent14a88632020-07-16 12:28:30 -0700851 if (!isAccessibility && !isVirtualSource(current->attributes.source)) {
Philip P. Moltmannbda45752020-07-17 16:41:18 -0700852 bool isAssistant = mUidPolicy->isAssistantUid(currentUid);
Oscar Azucenac2cdda32022-01-31 19:10:39 -0800853 bool isActiveAssistant = mUidPolicy->isActiveAssistantUid(currentUid);
Eric Laurentc21d5692020-02-25 10:24:36 -0800854 bool isPrivacySensitive =
855 (current->attributes.flags & AUDIO_FLAG_CAPTURE_PRIVATE) != 0;
Eric Laurentb809a752020-06-29 09:53:13 -0700856
Eric Laurentc21d5692020-02-25 10:24:36 -0800857 if (appState == APP_STATE_TOP) {
858 if (isPrivacySensitive) {
859 if (current->startTimeNs > topSensitiveStartNs) {
860 topSensitiveActive = current;
861 topSensitiveStartNs = current->startTimeNs;
862 }
863 } else {
864 if (current->startTimeNs > topStartNs) {
865 topActive = current;
866 topStartNs = current->startTimeNs;
867 }
868 }
869 if (isAssistant) {
870 isAssistantOnTop = true;
Oscar Azucenac2cdda32022-01-31 19:10:39 -0800871 if (isActiveAssistant) {
872 useActiveAssistantList = true;
873 } else if (!useActiveAssistantList) {
874 if (current->startTimeNs > latestAssistantStartNs) {
875 latestActiveAssistant = current;
876 latestAssistantStartNs = current->startTimeNs;
877 }
878 }
Eric Laurentc21d5692020-02-25 10:24:36 -0800879 }
Eric Laurenta46bedb2018-12-07 18:01:26 -0800880 }
Eric Laurentc21d5692020-02-25 10:24:36 -0800881 // Clients capturing for HOTWORD are not considered
882 // for latest active to avoid masking regular clients started before
883 if (!(current->attributes.source == AUDIO_SOURCE_HOTWORD
884 || ((isA11yOnTop || rttCallActive) && isAssistant))) {
885 if (isPrivacySensitive) {
Eric Laurentb809a752020-06-29 09:53:13 -0700886 // if audio mode is IN_COMMUNICATION, make sure the audio mode owner
887 // is marked latest sensitive active even if another app qualifies.
888 if (current->startTimeNs > latestSensitiveStartNs
Philip P. Moltmannbda45752020-07-17 16:41:18 -0700889 || (isInCommunication && currentUid == mPhoneStateOwnerUid)) {
Eric Laurentb809a752020-06-29 09:53:13 -0700890 if (!isInCommunication || latestSensitiveActiveOrComm == nullptr
Philip P. Moltmannbda45752020-07-17 16:41:18 -0700891 || VALUE_OR_FATAL(aidl2legacy_int32_t_uid_t(
Svet Ganov33761132021-05-13 22:51:08 +0000892 latestSensitiveActiveOrComm->attributionSource.uid))
Philip P. Moltmannbda45752020-07-17 16:41:18 -0700893 != mPhoneStateOwnerUid) {
Eric Laurentb809a752020-06-29 09:53:13 -0700894 latestSensitiveActiveOrComm = current;
895 latestSensitiveStartNs = current->startTimeNs;
896 }
Eric Laurentc21d5692020-02-25 10:24:36 -0800897 }
898 isSensitiveActive = true;
899 } else {
900 if (current->startTimeNs > latestStartNs) {
901 latestActive = current;
902 latestStartNs = current->startTimeNs;
903 }
904 }
Eric Laurent4eb58f12018-12-07 16:41:02 -0800905 }
906 }
Eric Laurent4e947da2019-10-17 15:24:06 -0700907 if (current->attributes.source != AUDIO_SOURCE_HOTWORD) {
908 onlyHotwordActive = false;
909 }
Eric Laurentb0eff0f2021-11-09 16:05:49 +0100910 if (currentUid == mPhoneStateOwnerUid &&
911 !isVirtualSource(current->attributes.source)) {
Eric Laurentb809a752020-06-29 09:53:13 -0700912 isPhoneStateOwnerActive = true;
913 }
Eric Laurent4eb58f12018-12-07 16:41:02 -0800914 }
915
Eric Laurent1ff16a72019-03-14 18:35:04 -0700916 // if no active client with UI on Top, consider latest active as top
917 if (topActive == nullptr) {
918 topActive = latestActive;
Eric Laurentc21d5692020-02-25 10:24:36 -0800919 topStartNs = latestStartNs;
920 }
921 if (topSensitiveActive == nullptr) {
Eric Laurentb809a752020-06-29 09:53:13 -0700922 topSensitiveActive = latestSensitiveActiveOrComm;
Eric Laurentc21d5692020-02-25 10:24:36 -0800923 topSensitiveStartNs = latestSensitiveStartNs;
Eric Laurentb809a752020-06-29 09:53:13 -0700924 } else if (latestSensitiveActiveOrComm != nullptr) {
925 // if audio mode is IN_COMMUNICATION, favor audio mode owner over an app with
926 // foreground UI in case both are capturing with privacy sensitive flag.
Philip P. Moltmannbda45752020-07-17 16:41:18 -0700927 uid_t latestActiveUid = VALUE_OR_FATAL(
Svet Ganov33761132021-05-13 22:51:08 +0000928 aidl2legacy_int32_t_uid_t(latestSensitiveActiveOrComm->attributionSource.uid));
Philip P. Moltmannbda45752020-07-17 16:41:18 -0700929 if (isInCommunication && latestActiveUid == mPhoneStateOwnerUid) {
Eric Laurentb809a752020-06-29 09:53:13 -0700930 topSensitiveActive = latestSensitiveActiveOrComm;
931 topSensitiveStartNs = latestSensitiveStartNs;
932 }
Eric Laurentc21d5692020-02-25 10:24:36 -0800933 }
934
935 // If both privacy sensitive and regular capture are active:
936 // if the regular capture is privileged
937 // allow concurrency
938 // else
939 // favor the privacy sensitive case
940 if (topActive != nullptr && topSensitiveActive != nullptr
Ricardo Correa57a37692020-03-23 17:27:25 -0700941 && !topActive->canCaptureOutput) {
Eric Laurentc21d5692020-02-25 10:24:36 -0800942 topActive = nullptr;
Eric Laurent4eb58f12018-12-07 16:41:02 -0800943 }
944
945 for (size_t i =0; i < mAudioRecordClients.size(); i++) {
946 sp<AudioRecordClient> current = mAudioRecordClients[i];
Philip P. Moltmannbda45752020-07-17 16:41:18 -0700947 uid_t currentUid = VALUE_OR_FATAL(aidl2legacy_int32_t_uid_t(
Svet Ganov33761132021-05-13 22:51:08 +0000948 current->attributionSource.uid));
Eric Laurent1ff16a72019-03-14 18:35:04 -0700949 if (!current->active) {
950 continue;
951 }
952
Eric Laurent4eb58f12018-12-07 16:41:02 -0800953 audio_source_t source = current->attributes.source;
Philip P. Moltmannbda45752020-07-17 16:41:18 -0700954 bool isTopOrLatestActive = topActive == nullptr ? false :
Svet Ganov33761132021-05-13 22:51:08 +0000955 current->attributionSource.uid == topActive->attributionSource.uid;
Philip P. Moltmannbda45752020-07-17 16:41:18 -0700956 bool isTopOrLatestSensitive = topSensitiveActive == nullptr ? false :
Svet Ganov33761132021-05-13 22:51:08 +0000957 current->attributionSource.uid == topSensitiveActive->attributionSource.uid;
Oscar Azucenac2cdda32022-01-31 19:10:39 -0800958 bool isTopOrLatestAssistant = latestActiveAssistant == nullptr ? false :
959 current->attributionSource.uid == latestActiveAssistant->attributionSource.uid;
Eric Laurentc21d5692020-02-25 10:24:36 -0800960
Mikhail Naganov12b716c2020-04-30 22:37:43 +0000961 auto canCaptureIfInCallOrCommunication = [&](const auto &recordClient) REQUIRES(mLock) {
Philip P. Moltmannbda45752020-07-17 16:41:18 -0700962 uid_t recordUid = VALUE_OR_FATAL(aidl2legacy_int32_t_uid_t(
Svet Ganov33761132021-05-13 22:51:08 +0000963 recordClient->attributionSource.uid));
Ricardo Correa57a37692020-03-23 17:27:25 -0700964 bool canCaptureCall = recordClient->canCaptureOutput;
Eric Laurentb809a752020-06-29 09:53:13 -0700965 bool canCaptureCommunication = recordClient->canCaptureOutput
966 || !isPhoneStateOwnerActive
Philip P. Moltmannbda45752020-07-17 16:41:18 -0700967 || recordUid == mPhoneStateOwnerUid;
Eric Laurentb809a752020-06-29 09:53:13 -0700968 return !(isInCall && !canCaptureCall)
969 && !(isInCommunication && !canCaptureCommunication);
Eric Laurentc21d5692020-02-25 10:24:36 -0800970 };
Eric Laurent1ff16a72019-03-14 18:35:04 -0700971
972 // By default allow capture if:
973 // The assistant is not on TOP
Eric Laurenta171e352019-05-07 13:04:45 -0700974 // AND is on TOP or latest started
Eric Laurent1ff16a72019-03-14 18:35:04 -0700975 // AND there is no active privacy sensitive capture or call
976 // OR client has CAPTURE_AUDIO_OUTPUT privileged permission
977 bool allowCapture = !isAssistantOnTop
Eric Laurentc21d5692020-02-25 10:24:36 -0800978 && (isTopOrLatestActive || isTopOrLatestSensitive)
979 && !(isSensitiveActive
Ricardo Correa57a37692020-03-23 17:27:25 -0700980 && !(isTopOrLatestSensitive || current->canCaptureOutput))
Eric Laurentc21d5692020-02-25 10:24:36 -0800981 && canCaptureIfInCallOrCommunication(current);
Eric Laurent2dc962b2019-03-01 08:25:25 -0800982
Eric Laurented726cc2021-07-01 14:26:41 +0200983 if (!current->hasOp()) {
984 // Never allow capture if app op is denied
985 allowCapture = false;
986 } else if (isVirtualSource(source)) {
Eric Laurent1ff16a72019-03-14 18:35:04 -0700987 // Allow capture for virtual (remote submix, call audio TX or RX...) sources
988 allowCapture = true;
Oscar Azucenac2cdda32022-01-31 19:10:39 -0800989 } else if (!useActiveAssistantList && mUidPolicy->isAssistantUid(currentUid)) {
Eric Laurent1ff16a72019-03-14 18:35:04 -0700990 // For assistant allow capture if:
Oscar Azucenac2cdda32022-01-31 19:10:39 -0800991 // Active assistant list is not being used
992 // AND accessibility service is on TOP or a RTT call is active
Eric Laurent1ff16a72019-03-14 18:35:04 -0700993 // AND the source is VOICE_RECOGNITION or HOTWORD
Oscar Azucenac2cdda32022-01-31 19:10:39 -0800994 // OR there is no active privacy sensitive capture or call
995 // OR client has CAPTURE_AUDIO_OUTPUT privileged permission
996 // AND is latest TOP assistant AND
997 // uses VOICE_RECOGNITION OR uses HOTWORD
998 // OR there is no TOP assistant and uses HOTWORD
Eric Laurent6ede98f2019-06-11 14:50:30 -0700999 if (isA11yOnTop || rttCallActive) {
Eric Laurent4eb58f12018-12-07 16:41:02 -08001000 if (source == AUDIO_SOURCE_HOTWORD || source == AUDIO_SOURCE_VOICE_RECOGNITION) {
Eric Laurent1ff16a72019-03-14 18:35:04 -07001001 allowCapture = true;
Eric Laurent4eb58f12018-12-07 16:41:02 -08001002 }
Oscar Azucenac2cdda32022-01-31 19:10:39 -08001003 } else if (!(isSensitiveActive && !current->canCaptureOutput)
1004 && canCaptureIfInCallOrCommunication(current)) {
1005 if (isTopOrLatestAssistant
1006 && (source == AUDIO_SOURCE_VOICE_RECOGNITION
1007 || source == AUDIO_SOURCE_HOTWORD)) {
1008 allowCapture = true;
1009 } else if (!isAssistantOnTop && (source == AUDIO_SOURCE_HOTWORD)) {
1010 allowCapture = true;
1011 }
1012 }
1013 } else if (useActiveAssistantList && mUidPolicy->isActiveAssistantUid(currentUid)) {
1014 // For assistant on active list and on top allow capture if:
1015 // An accessibility service is on TOP
1016 // AND the source is VOICE_RECOGNITION or HOTWORD
1017 // OR there is no active privacy sensitive capture or call
1018 // OR client has CAPTURE_AUDIO_OUTPUT privileged permission
1019 // AND uses VOICE_RECOGNITION OR uses HOTWORD
1020 if (isA11yOnTop) {
1021 if (source == AUDIO_SOURCE_HOTWORD || source == AUDIO_SOURCE_VOICE_RECOGNITION) {
1022 allowCapture = true;
1023 }
1024 } else if (!(isSensitiveActive && !current->canCaptureOutput)
Eric Laurentc21d5692020-02-25 10:24:36 -08001025 && canCaptureIfInCallOrCommunication(current)) {
Oscar Azucenac2cdda32022-01-31 19:10:39 -08001026 if ((source == AUDIO_SOURCE_VOICE_RECOGNITION) || (source == AUDIO_SOURCE_HOTWORD))
1027 {
Eric Laurent1ff16a72019-03-14 18:35:04 -07001028 allowCapture = true;
Eric Laurent4eb58f12018-12-07 16:41:02 -08001029 }
1030 }
Philip P. Moltmannbda45752020-07-17 16:41:18 -07001031 } else if (mUidPolicy->isA11yUid(currentUid)) {
Eric Laurent1ff16a72019-03-14 18:35:04 -07001032 // For accessibility service allow capture if:
Eric Laurent47670c92019-08-28 16:59:05 -07001033 // The assistant is not on TOP
1034 // AND there is no active privacy sensitive capture or call
Eric Laurent589171c2019-07-25 18:04:29 -07001035 // OR client has CAPTURE_AUDIO_OUTPUT privileged permission
Eric Laurent47670c92019-08-28 16:59:05 -07001036 // OR
1037 // Is on TOP AND the source is VOICE_RECOGNITION or HOTWORD
1038 if (!isAssistantOnTop
Ricardo Correa57a37692020-03-23 17:27:25 -07001039 && !(isSensitiveActive && !current->canCaptureOutput)
Eric Laurentc21d5692020-02-25 10:24:36 -08001040 && canCaptureIfInCallOrCommunication(current)) {
Eric Laurent47670c92019-08-28 16:59:05 -07001041 allowCapture = true;
1042 }
Eric Laurent589171c2019-07-25 18:04:29 -07001043 if (isA11yOnTop) {
1044 if (source == AUDIO_SOURCE_VOICE_RECOGNITION || source == AUDIO_SOURCE_HOTWORD) {
1045 allowCapture = true;
1046 }
Eric Laurent4eb58f12018-12-07 16:41:02 -08001047 }
Eric Laurent4e947da2019-10-17 15:24:06 -07001048 } else if (source == AUDIO_SOURCE_HOTWORD) {
1049 // For HOTWORD source allow capture when not on TOP if:
1050 // All active clients are using HOTWORD source
1051 // AND no call is active
1052 // OR client has CAPTURE_AUDIO_OUTPUT privileged permission
Eric Laurentc21d5692020-02-25 10:24:36 -08001053 if (onlyHotwordActive
1054 && canCaptureIfInCallOrCommunication(current)) {
Eric Laurent4e947da2019-10-17 15:24:06 -07001055 allowCapture = true;
1056 }
Philip P. Moltmannbda45752020-07-17 16:41:18 -07001057 } else if (mUidPolicy->isCurrentImeUid(currentUid)) {
Kohsuke Yatoha623a132020-03-24 20:10:26 -07001058 // For current InputMethodService allow capture if:
1059 // A RTT call is active AND the source is VOICE_RECOGNITION
1060 if (rttCallActive && source == AUDIO_SOURCE_VOICE_RECOGNITION) {
1061 allowCapture = true;
1062 }
Eric Laurent4eb58f12018-12-07 16:41:02 -08001063 }
Eric Laurent8c7ef892021-06-10 13:32:16 +02001064 setAppState_l(current,
Philip P. Moltmannbda45752020-07-17 16:41:18 -07001065 allowCapture ? apmStatFromAmState(mUidPolicy->getUidState(currentUid)) :
Eric Laurent1ff16a72019-03-14 18:35:04 -07001066 APP_STATE_IDLE);
Eric Laurente8c8b432018-10-17 10:08:02 -07001067 }
1068}
1069
Michael Groovercfd28302018-12-11 19:16:46 -08001070void AudioPolicyService::silenceAllRecordings_l() {
1071 for (size_t i = 0; i < mAudioRecordClients.size(); i++) {
1072 sp<AudioRecordClient> current = mAudioRecordClients[i];
Eric Laurent1ff16a72019-03-14 18:35:04 -07001073 if (!isVirtualSource(current->attributes.source)) {
Eric Laurent8c7ef892021-06-10 13:32:16 +02001074 setAppState_l(current, APP_STATE_IDLE);
Eric Laurent1ff16a72019-03-14 18:35:04 -07001075 }
Michael Groovercfd28302018-12-11 19:16:46 -08001076 }
1077}
1078
Eric Laurente8c8b432018-10-17 10:08:02 -07001079/* static */
1080app_state_t AudioPolicyService::apmStatFromAmState(int amState) {
Eric Laurent1ff16a72019-03-14 18:35:04 -07001081
1082 if (amState == ActivityManager::PROCESS_STATE_UNKNOWN) {
Eric Laurente8c8b432018-10-17 10:08:02 -07001083 return APP_STATE_IDLE;
Eric Laurent1ff16a72019-03-14 18:35:04 -07001084 } else if (amState <= ActivityManager::PROCESS_STATE_TOP) {
1085 // include persistent services
1086 return APP_STATE_TOP;
Eric Laurente8c8b432018-10-17 10:08:02 -07001087 }
1088 return APP_STATE_FOREGROUND;
1089}
1090
Eric Laurent4eb58f12018-12-07 16:41:02 -08001091/* static */
Eric Laurent2dc962b2019-03-01 08:25:25 -08001092bool AudioPolicyService::isVirtualSource(audio_source_t source)
Eric Laurent4eb58f12018-12-07 16:41:02 -08001093{
1094 switch (source) {
1095 case AUDIO_SOURCE_VOICE_UPLINK:
1096 case AUDIO_SOURCE_VOICE_DOWNLINK:
1097 case AUDIO_SOURCE_VOICE_CALL:
Eric Laurent2dc962b2019-03-01 08:25:25 -08001098 case AUDIO_SOURCE_REMOTE_SUBMIX:
1099 case AUDIO_SOURCE_FM_TUNER:
Eric Laurent68eb2122020-04-30 17:40:57 -07001100 case AUDIO_SOURCE_ECHO_REFERENCE:
Eric Laurent4eb58f12018-12-07 16:41:02 -08001101 return true;
1102 default:
1103 break;
1104 }
1105 return false;
1106}
1107
Eric Laurented726cc2021-07-01 14:26:41 +02001108/* static */
1109bool AudioPolicyService::isAppOpSource(audio_source_t source)
1110{
1111 switch (source) {
1112 case AUDIO_SOURCE_FM_TUNER:
1113 case AUDIO_SOURCE_ECHO_REFERENCE:
Eric Laurent637bd202021-09-22 11:17:11 +02001114 case AUDIO_SOURCE_REMOTE_SUBMIX:
Eric Laurented726cc2021-07-01 14:26:41 +02001115 return false;
1116 default:
1117 break;
1118 }
1119 return true;
1120}
1121
Eric Laurent8c7ef892021-06-10 13:32:16 +02001122void AudioPolicyService::setAppState_l(sp<AudioRecordClient> client, app_state_t state)
Eric Laurente8c8b432018-10-17 10:08:02 -07001123{
1124 AutoCallerClear acc;
1125
1126 if (mAudioPolicyManager) {
Eric Laurent8c7ef892021-06-10 13:32:16 +02001127 mAudioPolicyManager->setAppState(client->portId, state);
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001128 }
1129 sp<IAudioFlinger> af = AudioSystem::get_audio_flinger();
1130 if (af) {
Eric Laurentf32108e2018-10-04 17:22:04 -07001131 bool silenced = state == APP_STATE_IDLE;
Eric Laurent8c7ef892021-06-10 13:32:16 +02001132 if (client->silenced != silenced) {
1133 if (client->active) {
1134 if (silenced) {
1135 finishRecording(client->attributionSource, client->attributes.source);
1136 } else {
1137 std::stringstream msg;
1138 msg << "Audio recording un-silenced on session " << client->session;
1139 if (!startRecording(client->attributionSource, String16(msg.str().c_str()),
1140 client->attributes.source)) {
1141 silenced = true;
1142 }
1143 }
1144 }
1145 af->setRecordSilenced(client->portId, silenced);
1146 client->silenced = silenced;
1147 }
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001148 }
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001149}
1150
Glenn Kasten0f11b512014-01-31 16:18:54 -08001151status_t AudioPolicyService::dump(int fd, const Vector<String16>& args __unused)
Mathias Agopian65ab4712010-07-14 17:59:35 -07001152{
Glenn Kasten44deb052012-02-05 18:09:08 -08001153 if (!dumpAllowed()) {
Mathias Agopian65ab4712010-07-14 17:59:35 -07001154 dumpPermissionDenial(fd);
1155 } else {
Mikhail Naganov12b716c2020-04-30 22:37:43 +00001156 const bool locked = dumpTryLock(mLock);
Mathias Agopian65ab4712010-07-14 17:59:35 -07001157 if (!locked) {
1158 String8 result(kDeadlockedString);
1159 write(fd, result.string(), result.size());
1160 }
1161
1162 dumpInternals(fd);
Mikhail Naganov1b22e542022-02-25 04:24:49 +00001163
1164 String8 actPtr = String8::format("AudioCommandThread: %p\n", mAudioCommandThread.get());
1165 write(fd, actPtr.string(), actPtr.size());
Glenn Kasten9d1f02d2012-02-08 17:47:58 -08001166 if (mAudioCommandThread != 0) {
Mathias Agopian65ab4712010-07-14 17:59:35 -07001167 mAudioCommandThread->dump(fd);
1168 }
Mathias Agopian65ab4712010-07-14 17:59:35 -07001169
Mikhail Naganov1b22e542022-02-25 04:24:49 +00001170 String8 octPtr = String8::format("OutputCommandThread: %p\n", mOutputCommandThread.get());
1171 write(fd, octPtr.string(), octPtr.size());
1172 if (mOutputCommandThread != 0) {
1173 mOutputCommandThread->dump(fd);
1174 }
1175
Eric Laurentdce54a12014-03-10 12:19:46 -07001176 if (mAudioPolicyManager) {
1177 mAudioPolicyManager->dump(fd);
Mikhail Naganov1b22e542022-02-25 04:24:49 +00001178 } else {
1179 String8 apmPtr = String8::format("AudioPolicyManager: %p\n", mAudioPolicyManager);
1180 write(fd, apmPtr.string(), apmPtr.size());
Eric Laurentdce54a12014-03-10 12:19:46 -07001181 }
Mathias Agopian65ab4712010-07-14 17:59:35 -07001182
Kevin Rocard8be94972019-02-22 13:26:25 -08001183 mPackageManager.dump(fd);
1184
Mikhail Naganov12b716c2020-04-30 22:37:43 +00001185 dumpReleaseLock(mLock, locked);
Andy Hungc747c532022-03-07 21:41:14 -08001186
1187 {
1188 std::string timeCheckStats = getIAudioPolicyServiceStatistics().dump();
1189 dprintf(fd, "\nIAudioPolicyService binder call profile\n");
1190 write(fd, timeCheckStats.c_str(), timeCheckStats.size());
1191 }
Mathias Agopian65ab4712010-07-14 17:59:35 -07001192 }
1193 return NO_ERROR;
1194}
1195
1196status_t AudioPolicyService::dumpPermissionDenial(int fd)
1197{
1198 const size_t SIZE = 256;
1199 char buffer[SIZE];
1200 String8 result;
1201 snprintf(buffer, SIZE, "Permission Denial: "
1202 "can't dump AudioPolicyService from pid=%d, uid=%d\n",
1203 IPCThreadState::self()->getCallingPid(),
1204 IPCThreadState::self()->getCallingUid());
1205 result.append(buffer);
1206 write(fd, result.string(), result.size());
1207 return NO_ERROR;
1208}
1209
1210status_t AudioPolicyService::onTransact(
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001211 uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags) {
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -08001212 // make sure transactions reserved to AudioFlinger do not come from other processes
1213 switch (code) {
1214 case TRANSACTION_startOutput:
1215 case TRANSACTION_stopOutput:
1216 case TRANSACTION_releaseOutput:
1217 case TRANSACTION_getInputForAttr:
1218 case TRANSACTION_startInput:
1219 case TRANSACTION_stopInput:
1220 case TRANSACTION_releaseInput:
1221 case TRANSACTION_getOutputForEffect:
1222 case TRANSACTION_registerEffect:
1223 case TRANSACTION_unregisterEffect:
1224 case TRANSACTION_setEffectEnabled:
1225 case TRANSACTION_getStrategyForStream:
1226 case TRANSACTION_getOutputForAttr:
1227 case TRANSACTION_moveEffectsToIo:
1228 ALOGW("%s: transaction %d received from PID %d",
1229 __func__, code, IPCThreadState::self()->getCallingPid());
1230 return INVALID_OPERATION;
1231 default:
1232 break;
1233 }
1234
1235 // make sure the following transactions come from system components
1236 switch (code) {
1237 case TRANSACTION_setDeviceConnectionState:
1238 case TRANSACTION_handleDeviceConfigChange:
1239 case TRANSACTION_setPhoneState:
1240//FIXME: Allow setForceUse calls from system apps until a better use case routing API is available
1241// case TRANSACTION_setForceUse:
1242 case TRANSACTION_initStreamVolume:
1243 case TRANSACTION_setStreamVolumeIndex:
1244 case TRANSACTION_setVolumeIndexForAttributes:
1245 case TRANSACTION_getStreamVolumeIndex:
1246 case TRANSACTION_getVolumeIndexForAttributes:
1247 case TRANSACTION_getMinVolumeIndexForAttributes:
1248 case TRANSACTION_getMaxVolumeIndexForAttributes:
1249 case TRANSACTION_isStreamActive:
1250 case TRANSACTION_isStreamActiveRemotely:
1251 case TRANSACTION_isSourceActive:
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -08001252 case TRANSACTION_registerPolicyMixes:
1253 case TRANSACTION_setMasterMono:
1254 case TRANSACTION_getSurroundFormats:
Kriti Dang6537def2021-03-02 13:46:59 +01001255 case TRANSACTION_getReportedSurroundFormats:
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -08001256 case TRANSACTION_setSurroundFormatEnabled:
Oscar Azucena829d90d2022-01-28 17:17:56 -08001257 case TRANSACTION_setAssistantServicesUids:
Oscar Azucenac2cdda32022-01-31 19:10:39 -08001258 case TRANSACTION_setActiveAssistantServicesUids:
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -08001259 case TRANSACTION_setA11yServicesUids:
1260 case TRANSACTION_setUidDeviceAffinities:
1261 case TRANSACTION_removeUidDeviceAffinities:
1262 case TRANSACTION_setUserIdDeviceAffinities:
1263 case TRANSACTION_removeUserIdDeviceAffinities:
Pattydd807582021-11-04 21:01:03 +08001264 case TRANSACTION_getHwOffloadFormatsSupportedForBluetoothMedia:
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -08001265 case TRANSACTION_listAudioVolumeGroups:
1266 case TRANSACTION_getVolumeGroupFromAudioAttributes:
1267 case TRANSACTION_acquireSoundTriggerSession:
1268 case TRANSACTION_releaseSoundTriggerSession:
1269 case TRANSACTION_setRttEnabled:
1270 case TRANSACTION_isCallScreenModeSupported:
1271 case TRANSACTION_setDevicesRoleForStrategy:
1272 case TRANSACTION_setSupportedSystemUsages:
1273 case TRANSACTION_removeDevicesRoleForStrategy:
1274 case TRANSACTION_getDevicesForRoleAndStrategy:
1275 case TRANSACTION_getDevicesForAttributes:
1276 case TRANSACTION_setAllowedCapturePolicy:
1277 case TRANSACTION_onNewAudioModulesAvailable:
1278 case TRANSACTION_setCurrentImeUid:
1279 case TRANSACTION_registerSoundTriggerCaptureStateListener:
1280 case TRANSACTION_setDevicesRoleForCapturePreset:
1281 case TRANSACTION_addDevicesRoleForCapturePreset:
1282 case TRANSACTION_removeDevicesRoleForCapturePreset:
1283 case TRANSACTION_clearDevicesRoleForCapturePreset:
Eric Laurent81dd0f52021-07-05 11:54:40 +02001284 case TRANSACTION_getDevicesForRoleAndCapturePreset:
1285 case TRANSACTION_getSpatializer: {
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -08001286 if (!isServiceUid(IPCThreadState::self()->getCallingUid())) {
1287 ALOGW("%s: transaction %d received from PID %d unauthorized UID %d",
1288 __func__, code, IPCThreadState::self()->getCallingPid(),
1289 IPCThreadState::self()->getCallingUid());
1290 return INVALID_OPERATION;
1291 }
1292 } break;
1293 default:
1294 break;
1295 }
1296
Andy Hungc747c532022-03-07 21:41:14 -08001297 const std::string methodName = getIAudioPolicyServiceStatistics().getMethodForCode(code);
1298 mediautils::TimeCheck check(
1299 std::string("IAudioPolicyService::").append(methodName),
1300 [code, methodName](bool timeout, float elapsedMs) { // don't move methodName.
1301 if (timeout) {
1302 mediametrics::LogItem(AMEDIAMETRICS_KEY_AUDIO_POLICY)
1303 .set(AMEDIAMETRICS_PROP_EVENT, AMEDIAMETRICS_PROP_EVENT_VALUE_TIMEOUT)
1304 .set(AMEDIAMETRICS_PROP_METHODCODE, int64_t(code))
1305 .set(AMEDIAMETRICS_PROP_METHODNAME, methodName.c_str())
1306 .record();
1307 } else {
1308 getIAudioPolicyServiceStatistics().event(code, elapsedMs);
1309 }
1310 });
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -08001311
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001312 switch (code) {
1313 case SHELL_COMMAND_TRANSACTION: {
1314 int in = data.readFileDescriptor();
1315 int out = data.readFileDescriptor();
1316 int err = data.readFileDescriptor();
1317 int argc = data.readInt32();
1318 Vector<String16> args;
1319 for (int i = 0; i < argc && data.dataAvail() > 0; i++) {
1320 args.add(data.readString16());
1321 }
1322 sp<IBinder> unusedCallback;
1323 sp<IResultReceiver> resultReceiver;
1324 status_t status;
1325 if ((status = data.readNullableStrongBinder(&unusedCallback)) != NO_ERROR) {
1326 return status;
1327 }
1328 if ((status = data.readNullableStrongBinder(&resultReceiver)) != NO_ERROR) {
1329 return status;
1330 }
1331 status = shellCommand(in, out, err, args);
1332 if (resultReceiver != nullptr) {
1333 resultReceiver->send(status);
1334 }
1335 return NO_ERROR;
1336 }
1337 }
1338
Mathias Agopian65ab4712010-07-14 17:59:35 -07001339 return BnAudioPolicyService::onTransact(code, data, reply, flags);
1340}
1341
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001342// ------------------- Shell command implementation -------------------
1343
1344// NOTE: This is a remote API - make sure all args are validated
1345status_t AudioPolicyService::shellCommand(int in, int out, int err, Vector<String16>& args) {
1346 if (!checkCallingPermission(sManageAudioPolicyPermission, nullptr, nullptr)) {
1347 return PERMISSION_DENIED;
1348 }
1349 if (in == BAD_TYPE || out == BAD_TYPE || err == BAD_TYPE) {
1350 return BAD_VALUE;
1351 }
jovanakbe066e12019-09-02 11:54:39 -07001352 if (args.size() >= 3 && args[0] == String16("set-uid-state")) {
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001353 return handleSetUidState(args, err);
jovanakbe066e12019-09-02 11:54:39 -07001354 } else if (args.size() >= 2 && args[0] == String16("reset-uid-state")) {
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001355 return handleResetUidState(args, err);
jovanakbe066e12019-09-02 11:54:39 -07001356 } else if (args.size() >= 2 && args[0] == String16("get-uid-state")) {
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001357 return handleGetUidState(args, out, err);
Eric Laurent269acb42021-04-23 16:53:22 +02001358 } else if (args.size() >= 1 && args[0] == String16("purge_permission-cache")) {
1359 purgePermissionCache();
1360 return NO_ERROR;
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001361 } else if (args.size() == 1 && args[0] == String16("help")) {
1362 printHelp(out);
1363 return NO_ERROR;
1364 }
1365 printHelp(err);
1366 return BAD_VALUE;
1367}
1368
jovanakbe066e12019-09-02 11:54:39 -07001369static status_t getUidForPackage(String16 packageName, int userId, /*inout*/uid_t& uid, int err) {
1370 if (userId < 0) {
1371 ALOGE("Invalid user: %d", userId);
1372 dprintf(err, "Invalid user: %d\n", userId);
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001373 return BAD_VALUE;
1374 }
jovanakbe066e12019-09-02 11:54:39 -07001375
1376 PermissionController pc;
1377 uid = pc.getPackageUid(packageName, 0);
1378 if (uid <= 0) {
1379 ALOGE("Unknown package: '%s'", String8(packageName).string());
1380 dprintf(err, "Unknown package: '%s'\n", String8(packageName).string());
1381 return BAD_VALUE;
1382 }
1383
1384 uid = multiuser_get_uid(userId, uid);
1385 return NO_ERROR;
1386}
1387
1388status_t AudioPolicyService::handleSetUidState(Vector<String16>& args, int err) {
1389 // Valid arg.size() is 3 or 5, args.size() is 5 with --user option.
1390 if (!(args.size() == 3 || args.size() == 5)) {
1391 printHelp(err);
1392 return BAD_VALUE;
1393 }
1394
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001395 bool active = false;
1396 if (args[2] == String16("active")) {
1397 active = true;
1398 } else if ((args[2] != String16("idle"))) {
1399 ALOGE("Expected active or idle but got: '%s'", String8(args[2]).string());
1400 return BAD_VALUE;
1401 }
jovanakbe066e12019-09-02 11:54:39 -07001402
1403 int userId = 0;
1404 if (args.size() >= 5 && args[3] == String16("--user")) {
1405 userId = atoi(String8(args[4]));
1406 }
1407
1408 uid_t uid;
1409 if (getUidForPackage(args[1], userId, uid, err) == BAD_VALUE) {
1410 return BAD_VALUE;
1411 }
1412
Mikhail Naganov12b716c2020-04-30 22:37:43 +00001413 sp<UidPolicy> uidPolicy;
1414 {
1415 Mutex::Autolock _l(mLock);
1416 uidPolicy = mUidPolicy;
1417 }
1418 if (uidPolicy) {
1419 uidPolicy->addOverrideUid(uid, active);
1420 return NO_ERROR;
1421 }
1422 return NO_INIT;
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001423}
1424
1425status_t AudioPolicyService::handleResetUidState(Vector<String16>& args, int err) {
jovanakbe066e12019-09-02 11:54:39 -07001426 // Valid arg.size() is 2 or 4, args.size() is 4 with --user option.
1427 if (!(args.size() == 2 || args.size() == 4)) {
1428 printHelp(err);
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001429 return BAD_VALUE;
1430 }
jovanakbe066e12019-09-02 11:54:39 -07001431
1432 int userId = 0;
1433 if (args.size() >= 4 && args[2] == String16("--user")) {
1434 userId = atoi(String8(args[3]));
1435 }
1436
1437 uid_t uid;
1438 if (getUidForPackage(args[1], userId, uid, err) == BAD_VALUE) {
1439 return BAD_VALUE;
1440 }
1441
Mikhail Naganov12b716c2020-04-30 22:37:43 +00001442 sp<UidPolicy> uidPolicy;
1443 {
1444 Mutex::Autolock _l(mLock);
1445 uidPolicy = mUidPolicy;
1446 }
1447 if (uidPolicy) {
1448 uidPolicy->removeOverrideUid(uid);
1449 return NO_ERROR;
1450 }
1451 return NO_INIT;
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001452}
1453
1454status_t AudioPolicyService::handleGetUidState(Vector<String16>& args, int out, int err) {
jovanakbe066e12019-09-02 11:54:39 -07001455 // Valid arg.size() is 2 or 4, args.size() is 4 with --user option.
1456 if (!(args.size() == 2 || args.size() == 4)) {
1457 printHelp(err);
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001458 return BAD_VALUE;
1459 }
jovanakbe066e12019-09-02 11:54:39 -07001460
1461 int userId = 0;
1462 if (args.size() >= 4 && args[2] == String16("--user")) {
1463 userId = atoi(String8(args[3]));
1464 }
1465
1466 uid_t uid;
1467 if (getUidForPackage(args[1], userId, uid, err) == BAD_VALUE) {
1468 return BAD_VALUE;
1469 }
1470
Mikhail Naganov12b716c2020-04-30 22:37:43 +00001471 sp<UidPolicy> uidPolicy;
1472 {
1473 Mutex::Autolock _l(mLock);
1474 uidPolicy = mUidPolicy;
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001475 }
Mikhail Naganov12b716c2020-04-30 22:37:43 +00001476 if (uidPolicy) {
1477 return dprintf(out, uidPolicy->isUidActive(uid) ? "active\n" : "idle\n");
1478 }
1479 return NO_INIT;
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001480}
1481
1482status_t AudioPolicyService::printHelp(int out) {
1483 return dprintf(out, "Audio policy service commands:\n"
jovanakbe066e12019-09-02 11:54:39 -07001484 " get-uid-state <PACKAGE> [--user USER_ID] gets the uid state\n"
1485 " set-uid-state <PACKAGE> <active|idle> [--user USER_ID] overrides the uid state\n"
1486 " reset-uid-state <PACKAGE> [--user USER_ID] clears the uid state override\n"
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001487 " help print this message\n");
1488}
1489
1490// ----------- AudioPolicyService::UidPolicy implementation ----------
1491
1492void AudioPolicyService::UidPolicy::registerSelf() {
Steven Moreland2f348142019-07-02 15:59:07 -07001493 status_t res = mAm.linkToDeath(this);
1494 mAm.registerUidObserver(this, ActivityManager::UID_OBSERVER_GONE
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001495 | ActivityManager::UID_OBSERVER_IDLE
Eric Laurente8c8b432018-10-17 10:08:02 -07001496 | ActivityManager::UID_OBSERVER_ACTIVE
1497 | ActivityManager::UID_OBSERVER_PROCSTATE,
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001498 ActivityManager::PROCESS_STATE_UNKNOWN,
1499 String16("audioserver"));
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001500 if (!res) {
1501 Mutex::Autolock _l(mLock);
1502 mObserverRegistered = true;
1503 } else {
1504 ALOGE("UidPolicy::registerSelf linkToDeath failed: %d", res);
Eric Laurent4eb58f12018-12-07 16:41:02 -08001505
Steven Moreland2f348142019-07-02 15:59:07 -07001506 mAm.unregisterUidObserver(this);
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001507 }
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001508}
1509
1510void AudioPolicyService::UidPolicy::unregisterSelf() {
Steven Moreland2f348142019-07-02 15:59:07 -07001511 mAm.unlinkToDeath(this);
1512 mAm.unregisterUidObserver(this);
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001513 Mutex::Autolock _l(mLock);
1514 mObserverRegistered = false;
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001515}
1516
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001517void AudioPolicyService::UidPolicy::binderDied(__unused const wp<IBinder> &who) {
1518 Mutex::Autolock _l(mLock);
1519 mCachedUids.clear();
1520 mObserverRegistered = false;
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001521}
1522
Eric Laurente8c8b432018-10-17 10:08:02 -07001523void AudioPolicyService::UidPolicy::checkRegistered() {
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001524 bool needToReregister = false;
1525 {
1526 Mutex::Autolock _l(mLock);
1527 needToReregister = !mObserverRegistered;
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001528 }
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001529 if (needToReregister) {
1530 // Looks like ActivityManager has died previously, attempt to re-register.
1531 registerSelf();
1532 }
Eric Laurente8c8b432018-10-17 10:08:02 -07001533}
1534
1535bool AudioPolicyService::UidPolicy::isUidActive(uid_t uid) {
1536 if (isServiceUid(uid)) return true;
1537 checkRegistered();
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001538 {
1539 Mutex::Autolock _l(mLock);
1540 auto overrideIter = mOverrideUids.find(uid);
1541 if (overrideIter != mOverrideUids.end()) {
Eric Laurente8c8b432018-10-17 10:08:02 -07001542 return overrideIter->second.first;
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001543 }
1544 // In an absense of the ActivityManager, assume everything to be active.
1545 if (!mObserverRegistered) return true;
1546 auto cacheIter = mCachedUids.find(uid);
Mikhail Naganoveba668a2018-04-05 08:13:15 -07001547 if (cacheIter != mCachedUids.end()) {
Eric Laurente8c8b432018-10-17 10:08:02 -07001548 return cacheIter->second.first;
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001549 }
1550 }
1551 ActivityManager am;
Hui Yu12c7ec72020-05-04 17:40:52 +00001552 bool active = am.isUidActive(uid, String16("audioserver"));
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001553 {
1554 Mutex::Autolock _l(mLock);
Eric Laurente8c8b432018-10-17 10:08:02 -07001555 mCachedUids.insert(std::pair<uid_t,
1556 std::pair<bool, int>>(uid, std::pair<bool, int>(active,
1557 ActivityManager::PROCESS_STATE_UNKNOWN)));
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001558 }
1559 return active;
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001560}
1561
Eric Laurente8c8b432018-10-17 10:08:02 -07001562int AudioPolicyService::UidPolicy::getUidState(uid_t uid) {
1563 if (isServiceUid(uid)) {
1564 return ActivityManager::PROCESS_STATE_TOP;
1565 }
1566 checkRegistered();
1567 {
1568 Mutex::Autolock _l(mLock);
1569 auto overrideIter = mOverrideUids.find(uid);
1570 if (overrideIter != mOverrideUids.end()) {
1571 if (overrideIter->second.first) {
1572 if (overrideIter->second.second != ActivityManager::PROCESS_STATE_UNKNOWN) {
1573 return overrideIter->second.second;
1574 } else {
1575 auto cacheIter = mCachedUids.find(uid);
1576 if (cacheIter != mCachedUids.end()) {
1577 return cacheIter->second.second;
1578 }
1579 }
1580 }
1581 return ActivityManager::PROCESS_STATE_UNKNOWN;
1582 }
1583 // In an absense of the ActivityManager, assume everything to be active.
1584 if (!mObserverRegistered) {
1585 return ActivityManager::PROCESS_STATE_TOP;
1586 }
1587 auto cacheIter = mCachedUids.find(uid);
1588 if (cacheIter != mCachedUids.end()) {
1589 if (cacheIter->second.first) {
1590 return cacheIter->second.second;
1591 } else {
1592 return ActivityManager::PROCESS_STATE_UNKNOWN;
1593 }
1594 }
1595 }
1596 ActivityManager am;
Hui Yu12c7ec72020-05-04 17:40:52 +00001597 bool active = am.isUidActive(uid, String16("audioserver"));
Eric Laurente8c8b432018-10-17 10:08:02 -07001598 int state = ActivityManager::PROCESS_STATE_UNKNOWN;
1599 if (active) {
1600 state = am.getUidProcessState(uid, String16("audioserver"));
1601 }
1602 {
1603 Mutex::Autolock _l(mLock);
1604 mCachedUids.insert(std::pair<uid_t,
1605 std::pair<bool, int>>(uid, std::pair<bool, int>(active, state)));
1606 }
Eric Laurent4eb58f12018-12-07 16:41:02 -08001607
Eric Laurente8c8b432018-10-17 10:08:02 -07001608 return state;
1609}
1610
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001611void AudioPolicyService::UidPolicy::onUidActive(uid_t uid) {
Eric Laurente8c8b432018-10-17 10:08:02 -07001612 updateUid(&mCachedUids, uid, true, ActivityManager::PROCESS_STATE_UNKNOWN, true);
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001613}
1614
1615void AudioPolicyService::UidPolicy::onUidGone(uid_t uid, __unused bool disabled) {
Eric Laurente8c8b432018-10-17 10:08:02 -07001616 updateUid(&mCachedUids, uid, false, ActivityManager::PROCESS_STATE_UNKNOWN, false);
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001617}
1618
1619void AudioPolicyService::UidPolicy::onUidIdle(uid_t uid, __unused bool disabled) {
Eric Laurente8c8b432018-10-17 10:08:02 -07001620 updateUid(&mCachedUids, uid, false, ActivityManager::PROCESS_STATE_UNKNOWN, true);
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001621}
1622
Eric Laurente8c8b432018-10-17 10:08:02 -07001623void AudioPolicyService::UidPolicy::onUidStateChanged(uid_t uid,
1624 int32_t procState,
Hui Yu13ad0eb2019-09-09 10:27:07 -07001625 int64_t procStateSeq __unused,
1626 int32_t capability __unused) {
Eric Laurente8c8b432018-10-17 10:08:02 -07001627 if (procState != ActivityManager::PROCESS_STATE_UNKNOWN) {
1628 updateUid(&mCachedUids, uid, true, procState, true);
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001629 }
1630}
1631
1632void AudioPolicyService::UidPolicy::updateOverrideUid(uid_t uid, bool active, bool insert) {
Eric Laurente8c8b432018-10-17 10:08:02 -07001633 updateUid(&mOverrideUids, uid, active, ActivityManager::PROCESS_STATE_UNKNOWN, insert);
1634}
1635
1636void AudioPolicyService::UidPolicy::notifyService() {
1637 sp<AudioPolicyService> service = mService.promote();
1638 if (service != nullptr) {
1639 service->updateUidStates();
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001640 }
1641}
1642
Eric Laurente8c8b432018-10-17 10:08:02 -07001643void AudioPolicyService::UidPolicy::updateUid(std::unordered_map<uid_t,
1644 std::pair<bool, int>> *uids,
1645 uid_t uid,
1646 bool active,
1647 int state,
1648 bool insert) {
1649 if (isServiceUid(uid)) {
1650 return;
1651 }
1652 bool wasActive = isUidActive(uid);
1653 int previousState = getUidState(uid);
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001654 {
1655 Mutex::Autolock _l(mLock);
Eric Laurente8c8b432018-10-17 10:08:02 -07001656 updateUidLocked(uids, uid, active, state, insert);
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001657 }
Eric Laurente8c8b432018-10-17 10:08:02 -07001658 if (wasActive != isUidActive(uid) || state != previousState) {
1659 notifyService();
1660 }
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001661}
1662
Eric Laurente8c8b432018-10-17 10:08:02 -07001663void AudioPolicyService::UidPolicy::updateUidLocked(std::unordered_map<uid_t,
1664 std::pair<bool, int>> *uids,
1665 uid_t uid,
1666 bool active,
1667 int state,
1668 bool insert) {
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001669 auto it = uids->find(uid);
1670 if (it != uids->end()) {
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001671 if (insert) {
Eric Laurente8c8b432018-10-17 10:08:02 -07001672 if (state == ActivityManager::PROCESS_STATE_UNKNOWN) {
1673 it->second.first = active;
1674 }
1675 if (it->second.first) {
1676 it->second.second = state;
1677 } else {
1678 it->second.second = ActivityManager::PROCESS_STATE_UNKNOWN;
1679 }
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001680 } else {
1681 uids->erase(it);
1682 }
Eric Laurente8c8b432018-10-17 10:08:02 -07001683 } else if (insert && (state == ActivityManager::PROCESS_STATE_UNKNOWN)) {
1684 uids->insert(std::pair<uid_t, std::pair<bool, int>>(uid,
1685 std::pair<bool, int>(active, state)));
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001686 }
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001687}
Mathias Agopian65ab4712010-07-14 17:59:35 -07001688
Eric Laurent4eb58f12018-12-07 16:41:02 -08001689bool AudioPolicyService::UidPolicy::isA11yOnTop() {
1690 for (const auto &uid : mCachedUids) {
Eric Laurent47670c92019-08-28 16:59:05 -07001691 if (!isA11yUid(uid.first)) {
Eric Laurent4eb58f12018-12-07 16:41:02 -08001692 continue;
1693 }
Amith Yamasanibcbb3002019-01-23 13:53:33 -08001694 if (uid.second.second >= ActivityManager::PROCESS_STATE_TOP
1695 && uid.second.second <= ActivityManager::PROCESS_STATE_BOUND_FOREGROUND_SERVICE) {
Eric Laurent4eb58f12018-12-07 16:41:02 -08001696 return true;
1697 }
1698 }
1699 return false;
1700}
1701
Eric Laurentb78763e2018-10-17 10:08:02 -07001702bool AudioPolicyService::UidPolicy::isA11yUid(uid_t uid)
1703{
1704 std::vector<uid_t>::iterator it = find(mA11yUids.begin(), mA11yUids.end(), uid);
1705 return it != mA11yUids.end();
1706}
1707
Oscar Azucena829d90d2022-01-28 17:17:56 -08001708void AudioPolicyService::UidPolicy::setAssistantUids(const std::vector<uid_t>& uids) {
1709 mAssistantUids.clear();
1710 mAssistantUids = uids;
1711}
1712
1713bool AudioPolicyService::UidPolicy::isAssistantUid(uid_t uid)
1714{
1715 std::vector<uid_t>::iterator it = find(mAssistantUids.begin(), mAssistantUids.end(), uid);
1716 return it != mAssistantUids.end();
1717}
1718
Oscar Azucenac2cdda32022-01-31 19:10:39 -08001719void AudioPolicyService::UidPolicy::setActiveAssistantUids(const std::vector<uid_t>& activeUids) {
1720 mActiveAssistantUids = activeUids;
1721}
1722
1723bool AudioPolicyService::UidPolicy::isActiveAssistantUid(uid_t uid)
1724{
1725 std::vector<uid_t>::iterator it = find(mActiveAssistantUids.begin(),
1726 mActiveAssistantUids.end(), uid);
1727 return it != mActiveAssistantUids.end();
1728}
1729
Oscar Azucena829d90d2022-01-28 17:17:56 -08001730void AudioPolicyService::UidPolicy::dumpInternals(int fd) {
1731 const size_t SIZE = 256;
1732 char buffer[SIZE];
1733 String8 result;
1734 auto appendUidsToResult = [&](const char* title, const std::vector<uid_t> &uids) {
1735 snprintf(buffer, SIZE, "\t%s: \n", title);
1736 result.append(buffer);
1737 int counter = 0;
1738 if (uids.empty()) {
1739 snprintf(buffer, SIZE, "\t\tNo UIDs present.\n");
1740 result.append(buffer);
1741 return;
1742 }
1743 for (const auto &uid : uids) {
1744 snprintf(buffer, SIZE, "\t\tUID[%d]=%d\n", counter++, uid);
1745 result.append(buffer);
1746 }
1747 };
1748
1749 snprintf(buffer, SIZE, "UID Policy:\n");
1750 result.append(buffer);
1751 snprintf(buffer, SIZE, "\tmObserverRegistered=%s\n",(mObserverRegistered ? "True":"False"));
1752 result.append(buffer);
1753
1754 appendUidsToResult("Assistants UIDs", mAssistantUids);
Oscar Azucenac2cdda32022-01-31 19:10:39 -08001755 appendUidsToResult("Active Assistants UIDs", mActiveAssistantUids);
Oscar Azucena829d90d2022-01-28 17:17:56 -08001756
1757 appendUidsToResult("Accessibility UIDs", mA11yUids);
1758
1759 snprintf(buffer, SIZE, "\tInput Method Service UID=%d\n", mCurrentImeUid);
1760 result.append(buffer);
1761
1762 snprintf(buffer, SIZE, "\tIs RTT Enabled: %s\n", (mRttEnabled ? "True":"False"));
1763 result.append(buffer);
1764
1765 write(fd, result.string(), result.size());
1766}
1767
Michael Groovercfd28302018-12-11 19:16:46 -08001768// ----------- AudioPolicyService::SensorPrivacyService implementation ----------
1769void AudioPolicyService::SensorPrivacyPolicy::registerSelf() {
1770 SensorPrivacyManager spm;
1771 mSensorPrivacyEnabled = spm.isSensorPrivacyEnabled();
1772 spm.addSensorPrivacyListener(this);
1773}
1774
1775void AudioPolicyService::SensorPrivacyPolicy::unregisterSelf() {
1776 SensorPrivacyManager spm;
1777 spm.removeSensorPrivacyListener(this);
1778}
1779
1780bool AudioPolicyService::SensorPrivacyPolicy::isSensorPrivacyEnabled() {
1781 return mSensorPrivacyEnabled;
1782}
1783
Evan Seversond8dc6832022-01-27 10:47:03 -08001784binder::Status AudioPolicyService::SensorPrivacyPolicy::onSensorPrivacyChanged(
1785 int toggleType __unused, int sensor __unused, bool enabled) {
Michael Groovercfd28302018-12-11 19:16:46 -08001786 mSensorPrivacyEnabled = enabled;
1787 sp<AudioPolicyService> service = mService.promote();
1788 if (service != nullptr) {
1789 service->updateUidStates();
1790 }
1791 return binder::Status::ok();
1792}
1793
Eric Laurented726cc2021-07-01 14:26:41 +02001794// ----------- AudioPolicyService::OpRecordAudioMonitor implementation ----------
1795
1796// static
1797sp<AudioPolicyService::OpRecordAudioMonitor>
1798AudioPolicyService::OpRecordAudioMonitor::createIfNeeded(
1799 const AttributionSourceState& attributionSource, const audio_attributes_t& attr,
1800 wp<AudioCommandThread> commandThread)
1801{
Eric Laurent987ce102021-07-05 12:11:51 +02001802 if (isAudioServerOrRootUid(attributionSource.uid)) {
1803 ALOGV("not silencing record for audio or root source %s",
Eric Laurented726cc2021-07-01 14:26:41 +02001804 attributionSource.toString().c_str());
1805 return nullptr;
1806 }
1807
1808 if (!AudioPolicyService::isAppOpSource(attr.source)) {
1809 ALOGD("not monitoring app op for uid %d and source %d",
1810 attributionSource.uid, attr.source);
1811 return nullptr;
1812 }
1813
1814 if (!attributionSource.packageName.has_value()
1815 || attributionSource.packageName.value().size() == 0) {
1816 return nullptr;
1817 }
1818 return new OpRecordAudioMonitor(attributionSource, getOpForSource(attr.source), commandThread);
1819}
1820
1821AudioPolicyService::OpRecordAudioMonitor::OpRecordAudioMonitor(
1822 const AttributionSourceState& attributionSource, int32_t appOp,
1823 wp<AudioCommandThread> commandThread) :
1824 mHasOp(true), mAttributionSource(attributionSource), mAppOp(appOp),
1825 mCommandThread(commandThread)
1826{
1827}
1828
1829AudioPolicyService::OpRecordAudioMonitor::~OpRecordAudioMonitor()
1830{
1831 if (mOpCallback != 0) {
1832 mAppOpsManager.stopWatchingMode(mOpCallback);
1833 }
1834 mOpCallback.clear();
1835}
1836
1837void AudioPolicyService::OpRecordAudioMonitor::onFirstRef()
1838{
1839 checkOp();
1840 mOpCallback = new RecordAudioOpCallback(this);
1841 ALOGV("start watching op %d for %s", mAppOp, mAttributionSource.toString().c_str());
1842 // TODO: We need to always watch AppOpsManager::OP_RECORD_AUDIO too
1843 // since it controls the mic permission for legacy apps.
1844 mAppOpsManager.startWatchingMode(mAppOp, VALUE_OR_FATAL(aidl2legacy_string_view_String16(
1845 mAttributionSource.packageName.value_or(""))),
1846 mOpCallback);
1847}
1848
1849bool AudioPolicyService::OpRecordAudioMonitor::hasOp() const {
1850 return mHasOp.load();
1851}
1852
1853// Called by RecordAudioOpCallback when the app op corresponding to this OpRecordAudioMonitor
1854// is updated in AppOp callback and in onFirstRef()
1855// Note this method is never called (and never to be) for audio server / root track
1856// due to the UID in createIfNeeded(). As a result for those record track, it's:
1857// - not called from constructor,
1858// - not called from RecordAudioOpCallback because the callback is not installed in this case
1859void AudioPolicyService::OpRecordAudioMonitor::checkOp(bool updateUidStates)
1860{
1861 // TODO: We need to always check AppOpsManager::OP_RECORD_AUDIO too
1862 // since it controls the mic permission for legacy apps.
1863 const int32_t mode = mAppOpsManager.checkOp(mAppOp,
1864 mAttributionSource.uid, VALUE_OR_FATAL(aidl2legacy_string_view_String16(
1865 mAttributionSource.packageName.value_or(""))));
1866 const bool hasIt = (mode == AppOpsManager::MODE_ALLOWED);
1867 // verbose logging only log when appOp changed
1868 ALOGI_IF(hasIt != mHasOp.load(),
1869 "App op %d missing, %ssilencing record %s",
1870 mAppOp, hasIt ? "un" : "", mAttributionSource.toString().c_str());
1871 mHasOp.store(hasIt);
1872
1873 if (updateUidStates) {
1874 sp<AudioCommandThread> commandThread = mCommandThread.promote();
1875 if (commandThread != nullptr) {
1876 commandThread->updateUidStatesCommand();
1877 }
1878 }
1879}
1880
1881AudioPolicyService::OpRecordAudioMonitor::RecordAudioOpCallback::RecordAudioOpCallback(
1882 const wp<OpRecordAudioMonitor>& monitor) : mMonitor(monitor)
1883{ }
1884
1885void AudioPolicyService::OpRecordAudioMonitor::RecordAudioOpCallback::opChanged(int32_t op,
1886 const String16& packageName __unused) {
1887 sp<OpRecordAudioMonitor> monitor = mMonitor.promote();
1888 if (monitor != NULL) {
1889 if (op != monitor->getOp()) {
1890 return;
1891 }
1892 monitor->checkOp(true);
1893 }
1894}
1895
1896
Mathias Agopian65ab4712010-07-14 17:59:35 -07001897// ----------- AudioPolicyService::AudioCommandThread implementation ----------
1898
Eric Laurentbfb1b832013-01-07 09:53:42 -08001899AudioPolicyService::AudioCommandThread::AudioCommandThread(String8 name,
1900 const wp<AudioPolicyService>& service)
1901 : Thread(false), mName(name), mService(service)
Mathias Agopian65ab4712010-07-14 17:59:35 -07001902{
Mathias Agopian65ab4712010-07-14 17:59:35 -07001903}
1904
1905
1906AudioPolicyService::AudioCommandThread::~AudioCommandThread()
1907{
Eric Laurentbfb1b832013-01-07 09:53:42 -08001908 if (!mAudioCommands.isEmpty()) {
Mathias Agopian65ab4712010-07-14 17:59:35 -07001909 release_wake_lock(mName.string());
1910 }
1911 mAudioCommands.clear();
Mathias Agopian65ab4712010-07-14 17:59:35 -07001912}
1913
1914void AudioPolicyService::AudioCommandThread::onFirstRef()
1915{
Eric Laurentbfb1b832013-01-07 09:53:42 -08001916 run(mName.string(), ANDROID_PRIORITY_AUDIO);
Mathias Agopian65ab4712010-07-14 17:59:35 -07001917}
1918
1919bool AudioPolicyService::AudioCommandThread::threadLoop()
1920{
Eric Laurentd7eda8d2016-02-02 17:18:39 -08001921 nsecs_t waitTime = -1;
Mathias Agopian65ab4712010-07-14 17:59:35 -07001922
1923 mLock.lock();
1924 while (!exitPending())
1925 {
Eric Laurent59a89232014-06-08 14:14:17 -07001926 sp<AudioPolicyService> svc;
1927 while (!mAudioCommands.isEmpty() && !exitPending()) {
Mathias Agopian65ab4712010-07-14 17:59:35 -07001928 nsecs_t curTime = systemTime();
1929 // commands are sorted by increasing time stamp: execute them from index 0 and up
1930 if (mAudioCommands[0]->mTime <= curTime) {
Eric Laurent0ede8922014-05-09 18:04:42 -07001931 sp<AudioCommand> command = mAudioCommands[0];
Mathias Agopian65ab4712010-07-14 17:59:35 -07001932 mAudioCommands.removeAt(0);
Eric Laurent0ede8922014-05-09 18:04:42 -07001933 mLastCommand = command;
Mathias Agopian65ab4712010-07-14 17:59:35 -07001934
1935 switch (command->mCommand) {
Mathias Agopian65ab4712010-07-14 17:59:35 -07001936 case SET_VOLUME: {
Eric Laurent0ede8922014-05-09 18:04:42 -07001937 VolumeData *data = (VolumeData *)command->mParam.get();
Steve Block3856b092011-10-20 11:56:00 +01001938 ALOGV("AudioCommandThread() processing set volume stream %d, \
Eric Laurentde070132010-07-13 04:45:46 -07001939 volume %f, output %d", data->mStream, data->mVolume, data->mIO);
Andy Hungfe726a62018-09-27 15:17:25 -07001940 mLock.unlock();
Eric Laurentde070132010-07-13 04:45:46 -07001941 command->mStatus = AudioSystem::setStreamVolume(data->mStream,
1942 data->mVolume,
1943 data->mIO);
Andy Hungfe726a62018-09-27 15:17:25 -07001944 mLock.lock();
Mathias Agopian65ab4712010-07-14 17:59:35 -07001945 }break;
1946 case SET_PARAMETERS: {
Eric Laurent0ede8922014-05-09 18:04:42 -07001947 ParametersData *data = (ParametersData *)command->mParam.get();
Glenn Kastene53b9ea2012-03-12 16:29:55 -07001948 ALOGV("AudioCommandThread() processing set parameters string %s, io %d",
1949 data->mKeyValuePairs.string(), data->mIO);
Andy Hungfe726a62018-09-27 15:17:25 -07001950 mLock.unlock();
Glenn Kastene53b9ea2012-03-12 16:29:55 -07001951 command->mStatus = AudioSystem::setParameters(data->mIO, data->mKeyValuePairs);
Andy Hungfe726a62018-09-27 15:17:25 -07001952 mLock.lock();
Glenn Kastene53b9ea2012-03-12 16:29:55 -07001953 }break;
Mathias Agopian65ab4712010-07-14 17:59:35 -07001954 case SET_VOICE_VOLUME: {
Eric Laurent0ede8922014-05-09 18:04:42 -07001955 VoiceVolumeData *data = (VoiceVolumeData *)command->mParam.get();
Steve Block3856b092011-10-20 11:56:00 +01001956 ALOGV("AudioCommandThread() processing set voice volume volume %f",
Eric Laurentde070132010-07-13 04:45:46 -07001957 data->mVolume);
Andy Hungfe726a62018-09-27 15:17:25 -07001958 mLock.unlock();
Mathias Agopian65ab4712010-07-14 17:59:35 -07001959 command->mStatus = AudioSystem::setVoiceVolume(data->mVolume);
Andy Hungfe726a62018-09-27 15:17:25 -07001960 mLock.lock();
Mathias Agopian65ab4712010-07-14 17:59:35 -07001961 }break;
Eric Laurentbfb1b832013-01-07 09:53:42 -08001962 case STOP_OUTPUT: {
Eric Laurent0ede8922014-05-09 18:04:42 -07001963 StopOutputData *data = (StopOutputData *)command->mParam.get();
Eric Laurentd7fe0862018-07-14 16:48:01 -07001964 ALOGV("AudioCommandThread() processing stop output portId %d",
1965 data->mPortId);
Eric Laurent59a89232014-06-08 14:14:17 -07001966 svc = mService.promote();
Eric Laurentbfb1b832013-01-07 09:53:42 -08001967 if (svc == 0) {
1968 break;
1969 }
1970 mLock.unlock();
Eric Laurentd7fe0862018-07-14 16:48:01 -07001971 svc->doStopOutput(data->mPortId);
Eric Laurentbfb1b832013-01-07 09:53:42 -08001972 mLock.lock();
Eric Laurentbfb1b832013-01-07 09:53:42 -08001973 }break;
1974 case RELEASE_OUTPUT: {
Eric Laurent0ede8922014-05-09 18:04:42 -07001975 ReleaseOutputData *data = (ReleaseOutputData *)command->mParam.get();
Eric Laurentd7fe0862018-07-14 16:48:01 -07001976 ALOGV("AudioCommandThread() processing release output portId %d",
1977 data->mPortId);
Eric Laurent59a89232014-06-08 14:14:17 -07001978 svc = mService.promote();
Eric Laurentbfb1b832013-01-07 09:53:42 -08001979 if (svc == 0) {
1980 break;
1981 }
1982 mLock.unlock();
Eric Laurentd7fe0862018-07-14 16:48:01 -07001983 svc->doReleaseOutput(data->mPortId);
Eric Laurentbfb1b832013-01-07 09:53:42 -08001984 mLock.lock();
Eric Laurentbfb1b832013-01-07 09:53:42 -08001985 }break;
Eric Laurent951f4552014-05-20 10:48:17 -07001986 case CREATE_AUDIO_PATCH: {
1987 CreateAudioPatchData *data = (CreateAudioPatchData *)command->mParam.get();
1988 ALOGV("AudioCommandThread() processing create audio patch");
1989 sp<IAudioFlinger> af = AudioSystem::get_audio_flinger();
1990 if (af == 0) {
1991 command->mStatus = PERMISSION_DENIED;
1992 } else {
Andy Hungfe726a62018-09-27 15:17:25 -07001993 mLock.unlock();
Eric Laurent951f4552014-05-20 10:48:17 -07001994 command->mStatus = af->createAudioPatch(&data->mPatch, &data->mHandle);
Andy Hungfe726a62018-09-27 15:17:25 -07001995 mLock.lock();
Eric Laurent951f4552014-05-20 10:48:17 -07001996 }
1997 } break;
1998 case RELEASE_AUDIO_PATCH: {
1999 ReleaseAudioPatchData *data = (ReleaseAudioPatchData *)command->mParam.get();
2000 ALOGV("AudioCommandThread() processing release audio patch");
2001 sp<IAudioFlinger> af = AudioSystem::get_audio_flinger();
2002 if (af == 0) {
2003 command->mStatus = PERMISSION_DENIED;
2004 } else {
Andy Hungfe726a62018-09-27 15:17:25 -07002005 mLock.unlock();
Eric Laurent951f4552014-05-20 10:48:17 -07002006 command->mStatus = af->releaseAudioPatch(data->mHandle);
Andy Hungfe726a62018-09-27 15:17:25 -07002007 mLock.lock();
Eric Laurent951f4552014-05-20 10:48:17 -07002008 }
2009 } break;
Eric Laurentb52c1522014-05-20 11:27:36 -07002010 case UPDATE_AUDIOPORT_LIST: {
2011 ALOGV("AudioCommandThread() processing update audio port list");
Eric Laurent59a89232014-06-08 14:14:17 -07002012 svc = mService.promote();
Eric Laurentb52c1522014-05-20 11:27:36 -07002013 if (svc == 0) {
2014 break;
2015 }
2016 mLock.unlock();
2017 svc->doOnAudioPortListUpdate();
2018 mLock.lock();
2019 }break;
2020 case UPDATE_AUDIOPATCH_LIST: {
2021 ALOGV("AudioCommandThread() processing update audio patch list");
Eric Laurent59a89232014-06-08 14:14:17 -07002022 svc = mService.promote();
Eric Laurentb52c1522014-05-20 11:27:36 -07002023 if (svc == 0) {
2024 break;
2025 }
2026 mLock.unlock();
2027 svc->doOnAudioPatchListUpdate();
2028 mLock.lock();
2029 }break;
François Gaffiecfe17322018-11-07 13:41:29 +01002030 case CHANGED_AUDIOVOLUMEGROUP: {
2031 AudioVolumeGroupData *data =
2032 static_cast<AudioVolumeGroupData *>(command->mParam.get());
2033 ALOGV("AudioCommandThread() processing update audio volume group");
2034 svc = mService.promote();
2035 if (svc == 0) {
2036 break;
2037 }
2038 mLock.unlock();
2039 svc->doOnAudioVolumeGroupChanged(data->mGroup, data->mFlags);
2040 mLock.lock();
2041 }break;
Eric Laurente1715a42014-05-20 11:30:42 -07002042 case SET_AUDIOPORT_CONFIG: {
2043 SetAudioPortConfigData *data = (SetAudioPortConfigData *)command->mParam.get();
2044 ALOGV("AudioCommandThread() processing set port config");
2045 sp<IAudioFlinger> af = AudioSystem::get_audio_flinger();
2046 if (af == 0) {
2047 command->mStatus = PERMISSION_DENIED;
2048 } else {
Andy Hungfe726a62018-09-27 15:17:25 -07002049 mLock.unlock();
Eric Laurente1715a42014-05-20 11:30:42 -07002050 command->mStatus = af->setAudioPortConfig(&data->mConfig);
Andy Hungfe726a62018-09-27 15:17:25 -07002051 mLock.lock();
Eric Laurente1715a42014-05-20 11:30:42 -07002052 }
2053 } break;
Jean-Michel Trivide801052015-04-14 19:10:14 -07002054 case DYN_POLICY_MIX_STATE_UPDATE: {
2055 DynPolicyMixStateUpdateData *data =
2056 (DynPolicyMixStateUpdateData *)command->mParam.get();
Jean-Michel Trivide801052015-04-14 19:10:14 -07002057 ALOGV("AudioCommandThread() processing dyn policy mix state update %s %d",
2058 data->mRegId.string(), data->mState);
2059 svc = mService.promote();
2060 if (svc == 0) {
2061 break;
2062 }
2063 mLock.unlock();
2064 svc->doOnDynamicPolicyMixStateUpdate(data->mRegId, data->mState);
2065 mLock.lock();
2066 } break;
Jean-Michel Trivi2f4fe9f2015-12-04 16:20:59 -08002067 case RECORDING_CONFIGURATION_UPDATE: {
2068 RecordingConfigurationUpdateData *data =
2069 (RecordingConfigurationUpdateData *)command->mParam.get();
2070 ALOGV("AudioCommandThread() processing recording configuration update");
2071 svc = mService.promote();
2072 if (svc == 0) {
2073 break;
2074 }
2075 mLock.unlock();
Jean-Michel Triviac4e4292016-12-22 11:39:31 -08002076 svc->doOnRecordingConfigurationUpdate(data->mEvent, &data->mClientInfo,
Eric Laurenta9f86652018-11-28 17:23:11 -08002077 &data->mClientConfig, data->mClientEffects,
2078 &data->mDeviceConfig, data->mEffects,
2079 data->mPatchHandle, data->mSource);
Jean-Michel Trivi2f4fe9f2015-12-04 16:20:59 -08002080 mLock.lock();
2081 } break;
Eric Laurentb20cf7d2019-04-05 19:37:34 -07002082 case SET_EFFECT_SUSPENDED: {
2083 SetEffectSuspendedData *data = (SetEffectSuspendedData *)command->mParam.get();
2084 ALOGV("AudioCommandThread() processing set effect suspended");
2085 sp<IAudioFlinger> af = AudioSystem::get_audio_flinger();
2086 if (af != 0) {
2087 mLock.unlock();
2088 af->setEffectSuspended(data->mEffectId, data->mSessionId, data->mSuspended);
2089 mLock.lock();
2090 }
2091 } break;
Mikhail Naganov88b30d22020-03-09 19:43:13 +00002092 case AUDIO_MODULES_UPDATE: {
2093 ALOGV("AudioCommandThread() processing audio modules update");
2094 svc = mService.promote();
2095 if (svc == 0) {
2096 break;
2097 }
2098 mLock.unlock();
2099 svc->doOnNewAudioModulesAvailable();
2100 mLock.lock();
2101 } break;
Jean-Michel Trivi9a6b9ad2020-10-22 16:46:43 -07002102 case ROUTING_UPDATED: {
2103 ALOGV("AudioCommandThread() processing routing update");
2104 svc = mService.promote();
2105 if (svc == 0) {
2106 break;
2107 }
2108 mLock.unlock();
2109 svc->doOnRoutingUpdated();
2110 mLock.lock();
2111 } break;
Eric Laurentb20cf7d2019-04-05 19:37:34 -07002112
Eric Laurented726cc2021-07-01 14:26:41 +02002113 case UPDATE_UID_STATES: {
2114 ALOGV("AudioCommandThread() processing updateUID states");
2115 svc = mService.promote();
2116 if (svc == 0) {
2117 break;
2118 }
2119 mLock.unlock();
2120 svc->updateUidStates();
2121 mLock.lock();
2122 } break;
2123
Eric Laurent15903592022-02-24 20:44:36 +01002124 case CHECK_SPATIALIZER_OUTPUT: {
2125 ALOGV("AudioCommandThread() processing check spatializer");
Eric Laurent81dd0f52021-07-05 11:54:40 +02002126 svc = mService.promote();
2127 if (svc == 0) {
2128 break;
2129 }
2130 mLock.unlock();
2131 svc->doOnCheckSpatializer();
2132 mLock.lock();
2133 } break;
2134
Eric Laurent15903592022-02-24 20:44:36 +01002135 case UPDATE_ACTIVE_SPATIALIZER_TRACKS: {
2136 ALOGV("AudioCommandThread() processing update spatializer tracks");
2137 svc = mService.promote();
2138 if (svc == 0) {
2139 break;
2140 }
2141 mLock.unlock();
2142 svc->doOnUpdateActiveSpatializerTracks();
2143 mLock.lock();
2144 } break;
2145
Mathias Agopian65ab4712010-07-14 17:59:35 -07002146 default:
Steve Block5ff1dd52012-01-05 23:22:43 +00002147 ALOGW("AudioCommandThread() unknown command %d", command->mCommand);
Mathias Agopian65ab4712010-07-14 17:59:35 -07002148 }
Eric Laurent0ede8922014-05-09 18:04:42 -07002149 {
2150 Mutex::Autolock _l(command->mLock);
2151 if (command->mWaitStatus) {
2152 command->mWaitStatus = false;
2153 command->mCond.signal();
2154 }
2155 }
Eric Laurentd7eda8d2016-02-02 17:18:39 -08002156 waitTime = -1;
Zach Janga754b4f2015-10-27 01:29:34 +00002157 // release mLock before releasing strong reference on the service as
2158 // AudioPolicyService destructor calls AudioCommandThread::exit() which
2159 // acquires mLock.
2160 mLock.unlock();
2161 svc.clear();
2162 mLock.lock();
Mathias Agopian65ab4712010-07-14 17:59:35 -07002163 } else {
2164 waitTime = mAudioCommands[0]->mTime - curTime;
2165 break;
2166 }
2167 }
Zach Janga754b4f2015-10-27 01:29:34 +00002168
2169 // release delayed commands wake lock if the queue is empty
2170 if (mAudioCommands.isEmpty()) {
Ricardo Garcia05f2fdc2014-07-24 15:48:24 -07002171 release_wake_lock(mName.string());
Zach Janga754b4f2015-10-27 01:29:34 +00002172 }
2173
2174 // At this stage we have either an empty command queue or the first command in the queue
2175 // has a finite delay. So unless we are exiting it is safe to wait.
2176 if (!exitPending()) {
Eric Laurent59a89232014-06-08 14:14:17 -07002177 ALOGV("AudioCommandThread() going to sleep");
Eric Laurentd7eda8d2016-02-02 17:18:39 -08002178 if (waitTime == -1) {
2179 mWaitWorkCV.wait(mLock);
2180 } else {
2181 mWaitWorkCV.waitRelative(mLock, waitTime);
2182 }
Eric Laurent59a89232014-06-08 14:14:17 -07002183 }
Mathias Agopian65ab4712010-07-14 17:59:35 -07002184 }
Ricardo Garcia05f2fdc2014-07-24 15:48:24 -07002185 // release delayed commands wake lock before quitting
2186 if (!mAudioCommands.isEmpty()) {
2187 release_wake_lock(mName.string());
2188 }
Mathias Agopian65ab4712010-07-14 17:59:35 -07002189 mLock.unlock();
2190 return false;
2191}
2192
2193status_t AudioPolicyService::AudioCommandThread::dump(int fd)
2194{
2195 const size_t SIZE = 256;
2196 char buffer[SIZE];
2197 String8 result;
2198
Mikhail Naganov12b716c2020-04-30 22:37:43 +00002199 const bool locked = dumpTryLock(mLock);
Mathias Agopian65ab4712010-07-14 17:59:35 -07002200 if (!locked) {
2201 String8 result2(kCmdDeadlockedString);
2202 write(fd, result2.string(), result2.size());
2203 }
2204
2205 snprintf(buffer, SIZE, "- Commands:\n");
2206 result = String8(buffer);
2207 result.append(" Command Time Wait pParam\n");
Glenn Kasten8d6a2442012-02-08 14:04:28 -08002208 for (size_t i = 0; i < mAudioCommands.size(); i++) {
Mathias Agopian65ab4712010-07-14 17:59:35 -07002209 mAudioCommands[i]->dump(buffer, SIZE);
2210 result.append(buffer);
2211 }
2212 result.append(" Last Command\n");
Eric Laurent0ede8922014-05-09 18:04:42 -07002213 if (mLastCommand != 0) {
2214 mLastCommand->dump(buffer, SIZE);
2215 result.append(buffer);
2216 } else {
2217 result.append(" none\n");
2218 }
Mathias Agopian65ab4712010-07-14 17:59:35 -07002219
2220 write(fd, result.string(), result.size());
2221
Mikhail Naganov12b716c2020-04-30 22:37:43 +00002222 dumpReleaseLock(mLock, locked);
Mathias Agopian65ab4712010-07-14 17:59:35 -07002223
2224 return NO_ERROR;
2225}
2226
Glenn Kastenfff6d712012-01-12 16:38:12 -08002227status_t AudioPolicyService::AudioCommandThread::volumeCommand(audio_stream_type_t stream,
Eric Laurentde070132010-07-13 04:45:46 -07002228 float volume,
Glenn Kasten72ef00d2012-01-17 11:09:42 -08002229 audio_io_handle_t output,
Eric Laurentde070132010-07-13 04:45:46 -07002230 int delayMs)
Mathias Agopian65ab4712010-07-14 17:59:35 -07002231{
Eric Laurent0ede8922014-05-09 18:04:42 -07002232 sp<AudioCommand> command = new AudioCommand();
Mathias Agopian65ab4712010-07-14 17:59:35 -07002233 command->mCommand = SET_VOLUME;
Eric Laurent0ede8922014-05-09 18:04:42 -07002234 sp<VolumeData> data = new VolumeData();
Mathias Agopian65ab4712010-07-14 17:59:35 -07002235 data->mStream = stream;
2236 data->mVolume = volume;
2237 data->mIO = output;
2238 command->mParam = data;
Eric Laurent0ede8922014-05-09 18:04:42 -07002239 command->mWaitStatus = true;
Steve Block3856b092011-10-20 11:56:00 +01002240 ALOGV("AudioCommandThread() adding set volume stream %d, volume %f, output %d",
Eric Laurentde070132010-07-13 04:45:46 -07002241 stream, volume, output);
Eric Laurent0ede8922014-05-09 18:04:42 -07002242 return sendCommand(command, delayMs);
Mathias Agopian65ab4712010-07-14 17:59:35 -07002243}
2244
Glenn Kasten72ef00d2012-01-17 11:09:42 -08002245status_t AudioPolicyService::AudioCommandThread::parametersCommand(audio_io_handle_t ioHandle,
Dima Zavinfce7a472011-04-19 22:30:36 -07002246 const char *keyValuePairs,
Eric Laurentde070132010-07-13 04:45:46 -07002247 int delayMs)
Mathias Agopian65ab4712010-07-14 17:59:35 -07002248{
Eric Laurent0ede8922014-05-09 18:04:42 -07002249 sp<AudioCommand> command = new AudioCommand();
Mathias Agopian65ab4712010-07-14 17:59:35 -07002250 command->mCommand = SET_PARAMETERS;
Eric Laurent0ede8922014-05-09 18:04:42 -07002251 sp<ParametersData> data = new ParametersData();
Mathias Agopian65ab4712010-07-14 17:59:35 -07002252 data->mIO = ioHandle;
Dima Zavinfce7a472011-04-19 22:30:36 -07002253 data->mKeyValuePairs = String8(keyValuePairs);
Mathias Agopian65ab4712010-07-14 17:59:35 -07002254 command->mParam = data;
Eric Laurent0ede8922014-05-09 18:04:42 -07002255 command->mWaitStatus = true;
Steve Block3856b092011-10-20 11:56:00 +01002256 ALOGV("AudioCommandThread() adding set parameter string %s, io %d ,delay %d",
Dima Zavinfce7a472011-04-19 22:30:36 -07002257 keyValuePairs, ioHandle, delayMs);
Eric Laurent0ede8922014-05-09 18:04:42 -07002258 return sendCommand(command, delayMs);
Mathias Agopian65ab4712010-07-14 17:59:35 -07002259}
2260
2261status_t AudioPolicyService::AudioCommandThread::voiceVolumeCommand(float volume, int delayMs)
2262{
Eric Laurent0ede8922014-05-09 18:04:42 -07002263 sp<AudioCommand> command = new AudioCommand();
Mathias Agopian65ab4712010-07-14 17:59:35 -07002264 command->mCommand = SET_VOICE_VOLUME;
Eric Laurent0ede8922014-05-09 18:04:42 -07002265 sp<VoiceVolumeData> data = new VoiceVolumeData();
Mathias Agopian65ab4712010-07-14 17:59:35 -07002266 data->mVolume = volume;
2267 command->mParam = data;
Eric Laurent0ede8922014-05-09 18:04:42 -07002268 command->mWaitStatus = true;
Steve Block3856b092011-10-20 11:56:00 +01002269 ALOGV("AudioCommandThread() adding set voice volume volume %f", volume);
Eric Laurent0ede8922014-05-09 18:04:42 -07002270 return sendCommand(command, delayMs);
Mathias Agopian65ab4712010-07-14 17:59:35 -07002271}
2272
Eric Laurentb20cf7d2019-04-05 19:37:34 -07002273void AudioPolicyService::AudioCommandThread::setEffectSuspendedCommand(int effectId,
2274 audio_session_t sessionId,
2275 bool suspended)
2276{
2277 sp<AudioCommand> command = new AudioCommand();
2278 command->mCommand = SET_EFFECT_SUSPENDED;
2279 sp<SetEffectSuspendedData> data = new SetEffectSuspendedData();
2280 data->mEffectId = effectId;
2281 data->mSessionId = sessionId;
2282 data->mSuspended = suspended;
2283 command->mParam = data;
2284 ALOGV("AudioCommandThread() adding set suspended effectId %d sessionId %d suspended %d",
2285 effectId, sessionId, suspended);
2286 sendCommand(command);
2287}
2288
2289
Eric Laurentd7fe0862018-07-14 16:48:01 -07002290void AudioPolicyService::AudioCommandThread::stopOutputCommand(audio_port_handle_t portId)
Eric Laurentbfb1b832013-01-07 09:53:42 -08002291{
Eric Laurent0ede8922014-05-09 18:04:42 -07002292 sp<AudioCommand> command = new AudioCommand();
Eric Laurentbfb1b832013-01-07 09:53:42 -08002293 command->mCommand = STOP_OUTPUT;
Eric Laurent0ede8922014-05-09 18:04:42 -07002294 sp<StopOutputData> data = new StopOutputData();
Eric Laurentd7fe0862018-07-14 16:48:01 -07002295 data->mPortId = portId;
Jesper Tragardh48412dc2014-03-24 14:12:43 +01002296 command->mParam = data;
Eric Laurentd7fe0862018-07-14 16:48:01 -07002297 ALOGV("AudioCommandThread() adding stop output portId %d", portId);
Eric Laurent0ede8922014-05-09 18:04:42 -07002298 sendCommand(command);
Eric Laurentbfb1b832013-01-07 09:53:42 -08002299}
2300
Eric Laurentd7fe0862018-07-14 16:48:01 -07002301void AudioPolicyService::AudioCommandThread::releaseOutputCommand(audio_port_handle_t portId)
Eric Laurentbfb1b832013-01-07 09:53:42 -08002302{
Eric Laurent0ede8922014-05-09 18:04:42 -07002303 sp<AudioCommand> command = new AudioCommand();
Eric Laurentbfb1b832013-01-07 09:53:42 -08002304 command->mCommand = RELEASE_OUTPUT;
Eric Laurent0ede8922014-05-09 18:04:42 -07002305 sp<ReleaseOutputData> data = new ReleaseOutputData();
Eric Laurentd7fe0862018-07-14 16:48:01 -07002306 data->mPortId = portId;
Jesper Tragardh48412dc2014-03-24 14:12:43 +01002307 command->mParam = data;
Eric Laurentd7fe0862018-07-14 16:48:01 -07002308 ALOGV("AudioCommandThread() adding release output portId %d", portId);
Eric Laurent0ede8922014-05-09 18:04:42 -07002309 sendCommand(command);
2310}
2311
Eric Laurent951f4552014-05-20 10:48:17 -07002312status_t AudioPolicyService::AudioCommandThread::createAudioPatchCommand(
2313 const struct audio_patch *patch,
2314 audio_patch_handle_t *handle,
2315 int delayMs)
2316{
2317 status_t status = NO_ERROR;
2318
2319 sp<AudioCommand> command = new AudioCommand();
2320 command->mCommand = CREATE_AUDIO_PATCH;
2321 CreateAudioPatchData *data = new CreateAudioPatchData();
2322 data->mPatch = *patch;
2323 data->mHandle = *handle;
2324 command->mParam = data;
2325 command->mWaitStatus = true;
2326 ALOGV("AudioCommandThread() adding create patch delay %d", delayMs);
2327 status = sendCommand(command, delayMs);
2328 if (status == NO_ERROR) {
2329 *handle = data->mHandle;
2330 }
2331 return status;
2332}
2333
2334status_t AudioPolicyService::AudioCommandThread::releaseAudioPatchCommand(audio_patch_handle_t handle,
2335 int delayMs)
2336{
2337 sp<AudioCommand> command = new AudioCommand();
2338 command->mCommand = RELEASE_AUDIO_PATCH;
2339 ReleaseAudioPatchData *data = new ReleaseAudioPatchData();
2340 data->mHandle = handle;
2341 command->mParam = data;
2342 command->mWaitStatus = true;
2343 ALOGV("AudioCommandThread() adding release patch delay %d", delayMs);
2344 return sendCommand(command, delayMs);
2345}
2346
Eric Laurentb52c1522014-05-20 11:27:36 -07002347void AudioPolicyService::AudioCommandThread::updateAudioPortListCommand()
2348{
2349 sp<AudioCommand> command = new AudioCommand();
2350 command->mCommand = UPDATE_AUDIOPORT_LIST;
2351 ALOGV("AudioCommandThread() adding update audio port list");
2352 sendCommand(command);
2353}
2354
Eric Laurented726cc2021-07-01 14:26:41 +02002355void AudioPolicyService::AudioCommandThread::updateUidStatesCommand()
2356{
2357 sp<AudioCommand> command = new AudioCommand();
2358 command->mCommand = UPDATE_UID_STATES;
2359 ALOGV("AudioCommandThread() adding update UID states");
2360 sendCommand(command);
2361}
2362
Eric Laurentb52c1522014-05-20 11:27:36 -07002363void AudioPolicyService::AudioCommandThread::updateAudioPatchListCommand()
2364{
2365 sp<AudioCommand>command = new AudioCommand();
2366 command->mCommand = UPDATE_AUDIOPATCH_LIST;
2367 ALOGV("AudioCommandThread() adding update audio patch list");
2368 sendCommand(command);
2369}
2370
François Gaffiecfe17322018-11-07 13:41:29 +01002371void AudioPolicyService::AudioCommandThread::changeAudioVolumeGroupCommand(volume_group_t group,
2372 int flags)
2373{
2374 sp<AudioCommand>command = new AudioCommand();
2375 command->mCommand = CHANGED_AUDIOVOLUMEGROUP;
2376 AudioVolumeGroupData *data= new AudioVolumeGroupData();
2377 data->mGroup = group;
2378 data->mFlags = flags;
2379 command->mParam = data;
2380 ALOGV("AudioCommandThread() adding audio volume group changed");
2381 sendCommand(command);
2382}
2383
Eric Laurente1715a42014-05-20 11:30:42 -07002384status_t AudioPolicyService::AudioCommandThread::setAudioPortConfigCommand(
2385 const struct audio_port_config *config, int delayMs)
2386{
2387 sp<AudioCommand> command = new AudioCommand();
2388 command->mCommand = SET_AUDIOPORT_CONFIG;
2389 SetAudioPortConfigData *data = new SetAudioPortConfigData();
2390 data->mConfig = *config;
2391 command->mParam = data;
2392 command->mWaitStatus = true;
2393 ALOGV("AudioCommandThread() adding set port config delay %d", delayMs);
2394 return sendCommand(command, delayMs);
2395}
2396
Jean-Michel Trivide801052015-04-14 19:10:14 -07002397void AudioPolicyService::AudioCommandThread::dynamicPolicyMixStateUpdateCommand(
Chih-Hung Hsiehe964d4e2016-08-09 14:31:32 -07002398 const String8& regId, int32_t state)
Jean-Michel Trivide801052015-04-14 19:10:14 -07002399{
2400 sp<AudioCommand> command = new AudioCommand();
2401 command->mCommand = DYN_POLICY_MIX_STATE_UPDATE;
2402 DynPolicyMixStateUpdateData *data = new DynPolicyMixStateUpdateData();
2403 data->mRegId = regId;
2404 data->mState = state;
2405 command->mParam = data;
2406 ALOGV("AudioCommandThread() sending dynamic policy mix (id=%s) state update to %d",
2407 regId.string(), state);
2408 sendCommand(command);
2409}
2410
Jean-Michel Trivi2f4fe9f2015-12-04 16:20:59 -08002411void AudioPolicyService::AudioCommandThread::recordingConfigurationUpdateCommand(
Eric Laurenta9f86652018-11-28 17:23:11 -08002412 int event,
2413 const record_client_info_t *clientInfo,
2414 const audio_config_base_t *clientConfig,
2415 std::vector<effect_descriptor_t> clientEffects,
2416 const audio_config_base_t *deviceConfig,
2417 std::vector<effect_descriptor_t> effects,
2418 audio_patch_handle_t patchHandle,
2419 audio_source_t source)
Jean-Michel Trivi2f4fe9f2015-12-04 16:20:59 -08002420{
2421 sp<AudioCommand>command = new AudioCommand();
2422 command->mCommand = RECORDING_CONFIGURATION_UPDATE;
2423 RecordingConfigurationUpdateData *data = new RecordingConfigurationUpdateData();
2424 data->mEvent = event;
Jean-Michel Triviac4e4292016-12-22 11:39:31 -08002425 data->mClientInfo = *clientInfo;
Jean-Michel Trivi7281aa92016-02-17 15:33:40 -08002426 data->mClientConfig = *clientConfig;
Eric Laurenta9f86652018-11-28 17:23:11 -08002427 data->mClientEffects = clientEffects;
Jean-Michel Trivi7281aa92016-02-17 15:33:40 -08002428 data->mDeviceConfig = *deviceConfig;
Eric Laurenta9f86652018-11-28 17:23:11 -08002429 data->mEffects = effects;
Jean-Michel Trivi8c7cf3b2016-02-25 17:08:24 -08002430 data->mPatchHandle = patchHandle;
Eric Laurenta9f86652018-11-28 17:23:11 -08002431 data->mSource = source;
Jean-Michel Trivi2f4fe9f2015-12-04 16:20:59 -08002432 command->mParam = data;
Jean-Michel Triviac4e4292016-12-22 11:39:31 -08002433 ALOGV("AudioCommandThread() adding recording configuration update event %d, source %d uid %u",
2434 event, clientInfo->source, clientInfo->uid);
Jean-Michel Trivi2f4fe9f2015-12-04 16:20:59 -08002435 sendCommand(command);
2436}
2437
Mikhail Naganov88b30d22020-03-09 19:43:13 +00002438void AudioPolicyService::AudioCommandThread::audioModulesUpdateCommand()
2439{
2440 sp<AudioCommand> command = new AudioCommand();
2441 command->mCommand = AUDIO_MODULES_UPDATE;
2442 sendCommand(command);
2443}
2444
Jean-Michel Trivi9a6b9ad2020-10-22 16:46:43 -07002445void AudioPolicyService::AudioCommandThread::routingChangedCommand()
2446{
2447 sp<AudioCommand>command = new AudioCommand();
2448 command->mCommand = ROUTING_UPDATED;
2449 ALOGV("AudioCommandThread() adding routing update");
2450 sendCommand(command);
2451}
2452
Eric Laurent81dd0f52021-07-05 11:54:40 +02002453void AudioPolicyService::AudioCommandThread::checkSpatializerCommand()
2454{
2455 sp<AudioCommand>command = new AudioCommand();
Eric Laurent15903592022-02-24 20:44:36 +01002456 command->mCommand = CHECK_SPATIALIZER_OUTPUT;
Eric Laurent81dd0f52021-07-05 11:54:40 +02002457 ALOGV("AudioCommandThread() adding check spatializer");
2458 sendCommand(command);
2459}
2460
Eric Laurent15903592022-02-24 20:44:36 +01002461void AudioPolicyService::AudioCommandThread::updateActiveSpatializerTracksCommand()
2462{
2463 sp<AudioCommand>command = new AudioCommand();
2464 command->mCommand = UPDATE_ACTIVE_SPATIALIZER_TRACKS;
2465 ALOGV("AudioCommandThread() adding update active spatializer tracks");
2466 sendCommand(command);
2467}
2468
Eric Laurent0ede8922014-05-09 18:04:42 -07002469status_t AudioPolicyService::AudioCommandThread::sendCommand(sp<AudioCommand>& command, int delayMs)
2470{
2471 {
2472 Mutex::Autolock _l(mLock);
2473 insertCommand_l(command, delayMs);
2474 mWaitWorkCV.signal();
2475 }
2476 Mutex::Autolock _l(command->mLock);
2477 while (command->mWaitStatus) {
2478 nsecs_t timeOutNs = kAudioCommandTimeoutNs + milliseconds(delayMs);
2479 if (command->mCond.waitRelative(command->mLock, timeOutNs) != NO_ERROR) {
2480 command->mStatus = TIMED_OUT;
2481 command->mWaitStatus = false;
2482 }
2483 }
2484 return command->mStatus;
Eric Laurentbfb1b832013-01-07 09:53:42 -08002485}
2486
Mathias Agopian65ab4712010-07-14 17:59:35 -07002487// insertCommand_l() must be called with mLock held
Eric Laurent0ede8922014-05-09 18:04:42 -07002488void AudioPolicyService::AudioCommandThread::insertCommand_l(sp<AudioCommand>& command, int delayMs)
Mathias Agopian65ab4712010-07-14 17:59:35 -07002489{
Glenn Kasten8d6a2442012-02-08 14:04:28 -08002490 ssize_t i; // not size_t because i will count down to -1
Eric Laurent0ede8922014-05-09 18:04:42 -07002491 Vector < sp<AudioCommand> > removedCommands;
Mathias Agopian65ab4712010-07-14 17:59:35 -07002492 command->mTime = systemTime() + milliseconds(delayMs);
2493
2494 // acquire wake lock to make sure delayed commands are processed
Eric Laurentbfb1b832013-01-07 09:53:42 -08002495 if (mAudioCommands.isEmpty()) {
Mathias Agopian65ab4712010-07-14 17:59:35 -07002496 acquire_wake_lock(PARTIAL_WAKE_LOCK, mName.string());
2497 }
2498
2499 // check same pending commands with later time stamps and eliminate them
Ivan Lozano5ff158f2017-10-30 09:06:24 -07002500 for (i = (ssize_t)mAudioCommands.size()-1; i >= 0; i--) {
Eric Laurent0ede8922014-05-09 18:04:42 -07002501 sp<AudioCommand> command2 = mAudioCommands[i];
Mathias Agopian65ab4712010-07-14 17:59:35 -07002502 // commands are sorted by increasing time stamp: no need to scan the rest of mAudioCommands
2503 if (command2->mTime <= command->mTime) break;
Eric Laurente45b48a2014-09-04 16:40:57 -07002504
2505 // create audio patch or release audio patch commands are equivalent
2506 // with regard to filtering
2507 if ((command->mCommand == CREATE_AUDIO_PATCH) ||
2508 (command->mCommand == RELEASE_AUDIO_PATCH)) {
2509 if ((command2->mCommand != CREATE_AUDIO_PATCH) &&
2510 (command2->mCommand != RELEASE_AUDIO_PATCH)) {
2511 continue;
2512 }
2513 } else if (command2->mCommand != command->mCommand) continue;
Mathias Agopian65ab4712010-07-14 17:59:35 -07002514
2515 switch (command->mCommand) {
2516 case SET_PARAMETERS: {
Eric Laurent0ede8922014-05-09 18:04:42 -07002517 ParametersData *data = (ParametersData *)command->mParam.get();
2518 ParametersData *data2 = (ParametersData *)command2->mParam.get();
Mathias Agopian65ab4712010-07-14 17:59:35 -07002519 if (data->mIO != data2->mIO) break;
Steve Block3856b092011-10-20 11:56:00 +01002520 ALOGV("Comparing parameter command %s to new command %s",
Eric Laurentde070132010-07-13 04:45:46 -07002521 data2->mKeyValuePairs.string(), data->mKeyValuePairs.string());
Mathias Agopian65ab4712010-07-14 17:59:35 -07002522 AudioParameter param = AudioParameter(data->mKeyValuePairs);
2523 AudioParameter param2 = AudioParameter(data2->mKeyValuePairs);
2524 for (size_t j = 0; j < param.size(); j++) {
Glenn Kastene53b9ea2012-03-12 16:29:55 -07002525 String8 key;
2526 String8 value;
2527 param.getAt(j, key, value);
2528 for (size_t k = 0; k < param2.size(); k++) {
2529 String8 key2;
2530 String8 value2;
2531 param2.getAt(k, key2, value2);
2532 if (key2 == key) {
2533 param2.remove(key2);
2534 ALOGV("Filtering out parameter %s", key2.string());
2535 break;
2536 }
2537 }
Mathias Agopian65ab4712010-07-14 17:59:35 -07002538 }
2539 // if all keys have been filtered out, remove the command.
2540 // otherwise, update the key value pairs
2541 if (param2.size() == 0) {
2542 removedCommands.add(command2);
2543 } else {
2544 data2->mKeyValuePairs = param2.toString();
2545 }
Eric Laurent21e54562013-09-23 12:08:05 -07002546 command->mTime = command2->mTime;
2547 // force delayMs to non 0 so that code below does not request to wait for
2548 // command status as the command is now delayed
2549 delayMs = 1;
Mathias Agopian65ab4712010-07-14 17:59:35 -07002550 } break;
2551
2552 case SET_VOLUME: {
Eric Laurent0ede8922014-05-09 18:04:42 -07002553 VolumeData *data = (VolumeData *)command->mParam.get();
2554 VolumeData *data2 = (VolumeData *)command2->mParam.get();
Mathias Agopian65ab4712010-07-14 17:59:35 -07002555 if (data->mIO != data2->mIO) break;
2556 if (data->mStream != data2->mStream) break;
Steve Block3856b092011-10-20 11:56:00 +01002557 ALOGV("Filtering out volume command on output %d for stream %d",
Eric Laurentde070132010-07-13 04:45:46 -07002558 data->mIO, data->mStream);
Mathias Agopian65ab4712010-07-14 17:59:35 -07002559 removedCommands.add(command2);
Eric Laurent21e54562013-09-23 12:08:05 -07002560 command->mTime = command2->mTime;
2561 // force delayMs to non 0 so that code below does not request to wait for
2562 // command status as the command is now delayed
2563 delayMs = 1;
Mathias Agopian65ab4712010-07-14 17:59:35 -07002564 } break;
Eric Laurente45b48a2014-09-04 16:40:57 -07002565
Eric Laurentbaf35fe2016-07-27 15:36:53 -07002566 case SET_VOICE_VOLUME: {
2567 VoiceVolumeData *data = (VoiceVolumeData *)command->mParam.get();
2568 VoiceVolumeData *data2 = (VoiceVolumeData *)command2->mParam.get();
2569 ALOGV("Filtering out voice volume command value %f replaced by %f",
2570 data2->mVolume, data->mVolume);
2571 removedCommands.add(command2);
2572 command->mTime = command2->mTime;
2573 // force delayMs to non 0 so that code below does not request to wait for
2574 // command status as the command is now delayed
2575 delayMs = 1;
2576 } break;
2577
Eric Laurente45b48a2014-09-04 16:40:57 -07002578 case CREATE_AUDIO_PATCH:
2579 case RELEASE_AUDIO_PATCH: {
2580 audio_patch_handle_t handle;
Haynes Mathew Georgea2d4a6d2014-10-13 13:05:22 -07002581 struct audio_patch patch;
Eric Laurente45b48a2014-09-04 16:40:57 -07002582 if (command->mCommand == CREATE_AUDIO_PATCH) {
2583 handle = ((CreateAudioPatchData *)command->mParam.get())->mHandle;
Haynes Mathew Georgea2d4a6d2014-10-13 13:05:22 -07002584 patch = ((CreateAudioPatchData *)command->mParam.get())->mPatch;
Eric Laurente45b48a2014-09-04 16:40:57 -07002585 } else {
2586 handle = ((ReleaseAudioPatchData *)command->mParam.get())->mHandle;
Mikhail Naganov7be71d22018-05-23 16:51:46 -07002587 memset(&patch, 0, sizeof(patch));
Eric Laurente45b48a2014-09-04 16:40:57 -07002588 }
2589 audio_patch_handle_t handle2;
Haynes Mathew Georgea2d4a6d2014-10-13 13:05:22 -07002590 struct audio_patch patch2;
Eric Laurente45b48a2014-09-04 16:40:57 -07002591 if (command2->mCommand == CREATE_AUDIO_PATCH) {
2592 handle2 = ((CreateAudioPatchData *)command2->mParam.get())->mHandle;
Haynes Mathew Georgea2d4a6d2014-10-13 13:05:22 -07002593 patch2 = ((CreateAudioPatchData *)command2->mParam.get())->mPatch;
Eric Laurente45b48a2014-09-04 16:40:57 -07002594 } else {
2595 handle2 = ((ReleaseAudioPatchData *)command2->mParam.get())->mHandle;
Glenn Kastenf60b6b62015-07-06 10:53:26 -07002596 memset(&patch2, 0, sizeof(patch2));
Eric Laurente45b48a2014-09-04 16:40:57 -07002597 }
2598 if (handle != handle2) break;
Haynes Mathew Georgea2d4a6d2014-10-13 13:05:22 -07002599 /* Filter CREATE_AUDIO_PATCH commands only when they are issued for
2600 same output. */
2601 if( (command->mCommand == CREATE_AUDIO_PATCH) &&
2602 (command2->mCommand == CREATE_AUDIO_PATCH) ) {
2603 bool isOutputDiff = false;
2604 if (patch.num_sources == patch2.num_sources) {
2605 for (unsigned count = 0; count < patch.num_sources; count++) {
2606 if (patch.sources[count].id != patch2.sources[count].id) {
2607 isOutputDiff = true;
2608 break;
2609 }
2610 }
2611 if (isOutputDiff)
2612 break;
2613 }
2614 }
Eric Laurente45b48a2014-09-04 16:40:57 -07002615 ALOGV("Filtering out %s audio patch command for handle %d",
2616 (command->mCommand == CREATE_AUDIO_PATCH) ? "create" : "release", handle);
2617 removedCommands.add(command2);
2618 command->mTime = command2->mTime;
2619 // force delayMs to non 0 so that code below does not request to wait for
2620 // command status as the command is now delayed
2621 delayMs = 1;
2622 } break;
2623
Jean-Michel Trivide801052015-04-14 19:10:14 -07002624 case DYN_POLICY_MIX_STATE_UPDATE: {
2625
2626 } break;
2627
Jean-Michel Trivi2f4fe9f2015-12-04 16:20:59 -08002628 case RECORDING_CONFIGURATION_UPDATE: {
2629
2630 } break;
2631
Jean-Michel Trivi9a6b9ad2020-10-22 16:46:43 -07002632 case ROUTING_UPDATED: {
2633
2634 } break;
2635
Mathias Agopian65ab4712010-07-14 17:59:35 -07002636 default:
2637 break;
2638 }
2639 }
2640
2641 // remove filtered commands
2642 for (size_t j = 0; j < removedCommands.size(); j++) {
2643 // removed commands always have time stamps greater than current command
2644 for (size_t k = i + 1; k < mAudioCommands.size(); k++) {
Eric Laurent0ede8922014-05-09 18:04:42 -07002645 if (mAudioCommands[k].get() == removedCommands[j].get()) {
Steve Block3856b092011-10-20 11:56:00 +01002646 ALOGV("suppressing command: %d", mAudioCommands[k]->mCommand);
Mathias Agopian65ab4712010-07-14 17:59:35 -07002647 mAudioCommands.removeAt(k);
2648 break;
2649 }
2650 }
2651 }
2652 removedCommands.clear();
2653
Eric Laurentaa79bef2015-01-15 14:33:51 -08002654 // Disable wait for status if delay is not 0.
2655 // Except for create audio patch command because the returned patch handle
2656 // is needed by audio policy manager
2657 if (delayMs != 0 && command->mCommand != CREATE_AUDIO_PATCH) {
Eric Laurentcec4abb2012-07-03 12:23:02 -07002658 command->mWaitStatus = false;
2659 }
Eric Laurentcec4abb2012-07-03 12:23:02 -07002660
Mathias Agopian65ab4712010-07-14 17:59:35 -07002661 // insert command at the right place according to its time stamp
Eric Laurent1e693b52014-07-09 15:03:28 -07002662 ALOGV("inserting command: %d at index %zd, num commands %zu",
2663 command->mCommand, i+1, mAudioCommands.size());
Mathias Agopian65ab4712010-07-14 17:59:35 -07002664 mAudioCommands.insertAt(command, i + 1);
2665}
2666
2667void AudioPolicyService::AudioCommandThread::exit()
2668{
Steve Block3856b092011-10-20 11:56:00 +01002669 ALOGV("AudioCommandThread::exit");
Mathias Agopian65ab4712010-07-14 17:59:35 -07002670 {
2671 AutoMutex _l(mLock);
2672 requestExit();
2673 mWaitWorkCV.signal();
2674 }
Zach Janga754b4f2015-10-27 01:29:34 +00002675 // Note that we can call it from the thread loop if all other references have been released
2676 // but it will safely return WOULD_BLOCK in this case
Mathias Agopian65ab4712010-07-14 17:59:35 -07002677 requestExitAndWait();
2678}
2679
2680void AudioPolicyService::AudioCommandThread::AudioCommand::dump(char* buffer, size_t size)
2681{
2682 snprintf(buffer, size, " %02d %06d.%03d %01u %p\n",
2683 mCommand,
2684 (int)ns2s(mTime),
2685 (int)ns2ms(mTime)%1000,
2686 mWaitStatus,
Eric Laurent0ede8922014-05-09 18:04:42 -07002687 mParam.get());
Mathias Agopian65ab4712010-07-14 17:59:35 -07002688}
2689
Dima Zavinfce7a472011-04-19 22:30:36 -07002690/******* helpers for the service_ops callbacks defined below *********/
2691void AudioPolicyService::setParameters(audio_io_handle_t ioHandle,
2692 const char *keyValuePairs,
2693 int delayMs)
2694{
Glenn Kasten72ef00d2012-01-17 11:09:42 -08002695 mAudioCommandThread->parametersCommand(ioHandle, keyValuePairs,
Dima Zavinfce7a472011-04-19 22:30:36 -07002696 delayMs);
2697}
2698
2699int AudioPolicyService::setStreamVolume(audio_stream_type_t stream,
2700 float volume,
2701 audio_io_handle_t output,
2702 int delayMs)
2703{
Glenn Kastenfff6d712012-01-12 16:38:12 -08002704 return (int)mAudioCommandThread->volumeCommand(stream, volume,
Glenn Kasten72ef00d2012-01-17 11:09:42 -08002705 output, delayMs);
Dima Zavinfce7a472011-04-19 22:30:36 -07002706}
2707
Dima Zavinfce7a472011-04-19 22:30:36 -07002708int AudioPolicyService::setVoiceVolume(float volume, int delayMs)
2709{
2710 return (int)mAudioCommandThread->voiceVolumeCommand(volume, delayMs);
2711}
2712
Eric Laurentb20cf7d2019-04-05 19:37:34 -07002713void AudioPolicyService::setEffectSuspended(int effectId,
2714 audio_session_t sessionId,
2715 bool suspended)
2716{
2717 mAudioCommandThread->setEffectSuspendedCommand(effectId, sessionId, suspended);
2718}
2719
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -08002720Status AudioPolicyService::onNewAudioModulesAvailable()
Mikhail Naganov88b30d22020-03-09 19:43:13 +00002721{
Mikhail Naganovd0e2c742020-03-25 15:59:59 -07002722 mOutputCommandThread->audioModulesUpdateCommand();
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -08002723 return Status::ok();
Mikhail Naganov88b30d22020-03-09 19:43:13 +00002724}
2725
Eric Laurentb20cf7d2019-04-05 19:37:34 -07002726
Dima Zavinfce7a472011-04-19 22:30:36 -07002727extern "C" {
Eric Laurent2d388ec2014-03-07 13:25:54 -08002728audio_module_handle_t aps_load_hw_module(void *service __unused,
2729 const char *name);
2730audio_io_handle_t aps_open_output(void *service __unused,
Eric Laurenta4c5a552012-03-29 10:12:40 -07002731 audio_devices_t *pDevices,
2732 uint32_t *pSamplingRate,
2733 audio_format_t *pFormat,
2734 audio_channel_mask_t *pChannelMask,
2735 uint32_t *pLatencyMs,
Eric Laurent2d388ec2014-03-07 13:25:54 -08002736 audio_output_flags_t flags);
Eric Laurenta4c5a552012-03-29 10:12:40 -07002737
Eric Laurent2d388ec2014-03-07 13:25:54 -08002738audio_io_handle_t aps_open_output_on_module(void *service __unused,
Eric Laurenta4c5a552012-03-29 10:12:40 -07002739 audio_module_handle_t module,
2740 audio_devices_t *pDevices,
2741 uint32_t *pSamplingRate,
2742 audio_format_t *pFormat,
2743 audio_channel_mask_t *pChannelMask,
2744 uint32_t *pLatencyMs,
Richard Fitzgeraldad3af332013-03-25 16:54:37 +00002745 audio_output_flags_t flags,
Eric Laurent2d388ec2014-03-07 13:25:54 -08002746 const audio_offload_info_t *offloadInfo);
2747audio_io_handle_t aps_open_dup_output(void *service __unused,
Dima Zavinfce7a472011-04-19 22:30:36 -07002748 audio_io_handle_t output1,
Eric Laurent2d388ec2014-03-07 13:25:54 -08002749 audio_io_handle_t output2);
2750int aps_close_output(void *service __unused, audio_io_handle_t output);
2751int aps_suspend_output(void *service __unused, audio_io_handle_t output);
2752int aps_restore_output(void *service __unused, audio_io_handle_t output);
2753audio_io_handle_t aps_open_input(void *service __unused,
Eric Laurenta4c5a552012-03-29 10:12:40 -07002754 audio_devices_t *pDevices,
2755 uint32_t *pSamplingRate,
2756 audio_format_t *pFormat,
2757 audio_channel_mask_t *pChannelMask,
Eric Laurent2d388ec2014-03-07 13:25:54 -08002758 audio_in_acoustics_t acoustics __unused);
2759audio_io_handle_t aps_open_input_on_module(void *service __unused,
Eric Laurenta4c5a552012-03-29 10:12:40 -07002760 audio_module_handle_t module,
2761 audio_devices_t *pDevices,
2762 uint32_t *pSamplingRate,
2763 audio_format_t *pFormat,
Eric Laurent2d388ec2014-03-07 13:25:54 -08002764 audio_channel_mask_t *pChannelMask);
2765int aps_close_input(void *service __unused, audio_io_handle_t input);
2766int aps_invalidate_stream(void *service __unused, audio_stream_type_t stream);
Glenn Kastend848eb42016-03-08 13:42:11 -08002767int aps_move_effects(void *service __unused, audio_session_t session,
Dima Zavinfce7a472011-04-19 22:30:36 -07002768 audio_io_handle_t src_output,
Eric Laurent2d388ec2014-03-07 13:25:54 -08002769 audio_io_handle_t dst_output);
2770char * aps_get_parameters(void *service __unused, audio_io_handle_t io_handle,
2771 const char *keys);
2772void aps_set_parameters(void *service, audio_io_handle_t io_handle,
2773 const char *kv_pairs, int delay_ms);
2774int aps_set_stream_volume(void *service, audio_stream_type_t stream,
Dima Zavinfce7a472011-04-19 22:30:36 -07002775 float volume, audio_io_handle_t output,
Eric Laurent2d388ec2014-03-07 13:25:54 -08002776 int delay_ms);
Eric Laurent2d388ec2014-03-07 13:25:54 -08002777int aps_set_voice_volume(void *service, float volume, int delay_ms);
2778};
Dima Zavinfce7a472011-04-19 22:30:36 -07002779
Mikhail Naganov1b2a7942017-12-08 10:18:09 -08002780} // namespace android