blob: 7f0c90206c94f149b00f30165e4d761943c34454 [file] [log] [blame]
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#include <stdint.h>
Mathias Agopian65ab4712010-07-14 17:59:35 -070022#include <sys/time.h>
Jaideep Sharmaba9053b2021-01-25 21:24:26 +053023#include <dlfcn.h>
Mikhail Naganov959e2d02019-03-28 11:08:19 -070024
25#include <audio_utils/clock.h>
Mathias Agopian65ab4712010-07-14 17:59:35 -070026#include <binder/IServiceManager.h>
27#include <utils/Log.h>
28#include <cutils/properties.h>
29#include <binder/IPCThreadState.h>
Svet Ganovf4ddfef2018-01-16 07:37:58 -080030#include <binder/PermissionController.h>
31#include <binder/IResultReceiver.h>
Mathias Agopian65ab4712010-07-14 17:59:35 -070032#include <utils/String16.h>
33#include <utils/threads.h>
Atneya Nair5b1ed642023-06-23 14:43:37 -070034#include "AudioRecordClient.h"
Mathias Agopian65ab4712010-07-14 17:59:35 -070035#include "AudioPolicyService.h"
Mathias Agopian65ab4712010-07-14 17:59:35 -070036#include <hardware_legacy/power.h>
Ytai Ben-Tsvi7e7a79d2020-12-15 16:48:16 -080037#include <media/AidlConversion.h>
Eric Laurent7c7f10b2011-06-17 21:29:58 -070038#include <media/AudioEffect.h>
Chih-Hung Hsiehc84d9d22014-11-14 13:33:34 -080039#include <media/AudioParameter.h>
Andy Hungc747c532022-03-07 21:41:14 -080040#include <mediautils/MethodStatistics.h>
Andy Hungab7ef302018-05-15 19:35:29 -070041#include <mediautils/ServiceUtilities.h>
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -080042#include <mediautils/TimeCheck.h>
Michael Groovercfd28302018-12-11 19:16:46 -080043#include <sensorprivacy/SensorPrivacyManager.h>
Mathias Agopian65ab4712010-07-14 17:59:35 -070044
Dima Zavin64760242011-05-11 14:15:23 -070045#include <system/audio.h>
Dima Zavin7394a4f2011-06-13 18:16:26 -070046#include <system/audio_policy.h>
Mikhail Naganov68e3f642023-04-28 13:06:32 -070047#include <AudioPolicyConfig.h>
Jaideep Sharmaba9053b2021-01-25 21:24:26 +053048#include <AudioPolicyManager.h>
Mikhail Naganov61a4fac2016-10-13 14:44:18 -070049
Mathias Agopian65ab4712010-07-14 17:59:35 -070050namespace android {
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -080051using binder::Status;
Shunkai Yao49bc61f2023-10-10 19:31:10 +000052using media::audio::common::Spatialization;
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) \
Jan Sebechlebsky0af8e872023-08-11 14:45:08 +0200121BINDER_METHOD_ENTRY(updatePolicyMixes) \
Andy Hungc747c532022-03-07 21:41:14 -0800122BINDER_METHOD_ENTRY(setUidDeviceAffinities) \
123BINDER_METHOD_ENTRY(removeUidDeviceAffinities) \
124BINDER_METHOD_ENTRY(setUserIdDeviceAffinities) \
125BINDER_METHOD_ENTRY(removeUserIdDeviceAffinities) \
126BINDER_METHOD_ENTRY(startAudioSource) \
127BINDER_METHOD_ENTRY(stopAudioSource) \
128BINDER_METHOD_ENTRY(setMasterMono) \
129BINDER_METHOD_ENTRY(getMasterMono) \
130BINDER_METHOD_ENTRY(getStreamVolumeDB) \
131BINDER_METHOD_ENTRY(getSurroundFormats) \
132BINDER_METHOD_ENTRY(getReportedSurroundFormats) \
133BINDER_METHOD_ENTRY(getHwOffloadFormatsSupportedForBluetoothMedia) \
134BINDER_METHOD_ENTRY(setSurroundFormatEnabled) \
135BINDER_METHOD_ENTRY(setAssistantServicesUids) \
136BINDER_METHOD_ENTRY(setActiveAssistantServicesUids) \
137BINDER_METHOD_ENTRY(setA11yServicesUids) \
138BINDER_METHOD_ENTRY(setCurrentImeUid) \
139BINDER_METHOD_ENTRY(isHapticPlaybackSupported) \
140BINDER_METHOD_ENTRY(isUltrasoundSupported) \
Atneya Nair698f5ef2022-12-15 16:15:09 -0800141BINDER_METHOD_ENTRY(isHotwordStreamSupported) \
Andy Hungc747c532022-03-07 21:41:14 -0800142BINDER_METHOD_ENTRY(listAudioProductStrategies) \
143BINDER_METHOD_ENTRY(getProductStrategyFromAudioAttributes) \
144BINDER_METHOD_ENTRY(listAudioVolumeGroups) \
145BINDER_METHOD_ENTRY(getVolumeGroupFromAudioAttributes) \
146BINDER_METHOD_ENTRY(setRttEnabled) \
147BINDER_METHOD_ENTRY(isCallScreenModeSupported) \
148BINDER_METHOD_ENTRY(setDevicesRoleForStrategy) \
149BINDER_METHOD_ENTRY(removeDevicesRoleForStrategy) \
Paul Wang5d7cdb52022-11-22 09:45:06 +0000150BINDER_METHOD_ENTRY(clearDevicesRoleForStrategy) \
Andy Hungc747c532022-03-07 21:41:14 -0800151BINDER_METHOD_ENTRY(getDevicesForRoleAndStrategy) \
152BINDER_METHOD_ENTRY(setDevicesRoleForCapturePreset) \
153BINDER_METHOD_ENTRY(addDevicesRoleForCapturePreset) \
154BINDER_METHOD_ENTRY(removeDevicesRoleForCapturePreset) \
155BINDER_METHOD_ENTRY(clearDevicesRoleForCapturePreset) \
156BINDER_METHOD_ENTRY(getDevicesForRoleAndCapturePreset) \
157BINDER_METHOD_ENTRY(registerSoundTriggerCaptureStateListener) \
158BINDER_METHOD_ENTRY(getSpatializer) \
159BINDER_METHOD_ENTRY(canBeSpatialized) \
160BINDER_METHOD_ENTRY(getDirectPlaybackSupport) \
jiabina84c3d32022-12-02 18:59:55 +0000161BINDER_METHOD_ENTRY(getDirectProfilesForAttributes) \
162BINDER_METHOD_ENTRY(getSupportedMixerAttributes) \
163BINDER_METHOD_ENTRY(setPreferredMixerAttributes) \
164BINDER_METHOD_ENTRY(getPreferredMixerAttributes) \
165BINDER_METHOD_ENTRY(clearPreferredMixerAttributes) \
Marvin Raminbdefaf02023-11-01 09:10:32 +0100166BINDER_METHOD_ENTRY(getRegisteredPolicyMixes) \
167 \
Andy Hungc747c532022-03-07 21:41:14 -0800168// singleton for Binder Method Statistics for IAudioPolicyService
169static auto& getIAudioPolicyServiceStatistics() {
170 using Code = int;
171
172#pragma push_macro("BINDER_METHOD_ENTRY")
173#undef BINDER_METHOD_ENTRY
174#define BINDER_METHOD_ENTRY(ENTRY) \
175 {(Code)media::BnAudioPolicyService::TRANSACTION_##ENTRY, #ENTRY},
176
177 static mediautils::MethodStatistics<Code> methodStatistics{
178 IAUDIOPOLICYSERVICE_BINDER_METHOD_MACRO_LIST
179 METHOD_STATISTICS_BINDER_CODE_NAMES(Code)
180 };
181#pragma pop_macro("BINDER_METHOD_ENTRY")
182
183 return methodStatistics;
184}
185
Mathias Agopian65ab4712010-07-14 17:59:35 -0700186// ----------------------------------------------------------------------------
187
Jaideep Sharmaba9053b2021-01-25 21:24:26 +0530188static AudioPolicyInterface* createAudioPolicyManager(AudioPolicyClientInterface *clientInterface)
189{
Mikhail Naganov9e459d72023-05-05 17:36:39 -0700190 AudioPolicyManager *apm = nullptr;
191 media::AudioPolicyConfig apmConfig;
192 if (status_t status = clientInterface->getAudioPolicyConfig(&apmConfig); status == OK) {
193 auto config = AudioPolicyConfig::loadFromApmAidlConfigWithFallback(apmConfig);
194 LOG_ALWAYS_FATAL_IF(config->getEngineLibraryNameSuffix() !=
195 AudioPolicyConfig::kDefaultEngineLibraryNameSuffix,
196 "Only default engine is currently supported with the AIDL HAL");
197 apm = new AudioPolicyManager(config,
198 loadApmEngineLibraryAndCreateEngine(
199 config->getEngineLibraryNameSuffix(), apmConfig.engineConfig),
200 clientInterface);
201 } else {
202 auto config = AudioPolicyConfig::loadFromApmXmlConfigWithFallback(); // This can't fail.
203 apm = new AudioPolicyManager(config,
204 loadApmEngineLibraryAndCreateEngine(config->getEngineLibraryNameSuffix()),
205 clientInterface);
206 }
Jaideep Sharmaba9053b2021-01-25 21:24:26 +0530207 status_t status = apm->initialize();
208 if (status != NO_ERROR) {
209 delete apm;
210 apm = nullptr;
211 }
212 return apm;
213}
214
215static void destroyAudioPolicyManager(AudioPolicyInterface *interface)
216{
217 delete interface;
218}
219// ----------------------------------------------------------------------------
220
Mathias Agopian65ab4712010-07-14 17:59:35 -0700221AudioPolicyService::AudioPolicyService()
Ytai Ben-Tsvi85093d52020-03-26 09:41:15 -0700222 : BnAudioPolicyService(),
Ytai Ben-Tsvi85093d52020-03-26 09:41:15 -0700223 mAudioPolicyManager(NULL),
224 mAudioPolicyClient(NULL),
225 mPhoneState(AUDIO_MODE_INVALID),
Jaideep Sharmaba9053b2021-01-25 21:24:26 +0530226 mCaptureStateNotifier(false),
227 mCreateAudioPolicyManager(createAudioPolicyManager),
Eric Laurent0d13fea2022-11-04 17:12:08 +0100228 mDestroyAudioPolicyManager(destroyAudioPolicyManager),
229 mUsecaseValidator(media::createUsecaseValidator()) {
Andy Hung225aef62022-12-06 16:33:20 -0800230 setMinSchedulerPolicy(SCHED_NORMAL, ANDROID_PRIORITY_AUDIO);
Andy Hung58b01b12024-03-26 18:04:29 -0700231 setInheritRt(true);
Jaideep Sharmaba9053b2021-01-25 21:24:26 +0530232}
233
234void AudioPolicyService::loadAudioPolicyManager()
235{
236 mLibraryHandle = dlopen(kAudioPolicyManagerCustomPath, RTLD_NOW);
237 if (mLibraryHandle != nullptr) {
238 ALOGI("%s loading %s", __func__, kAudioPolicyManagerCustomPath);
239 mCreateAudioPolicyManager = reinterpret_cast<CreateAudioPolicyManagerInstance>
240 (dlsym(mLibraryHandle, "createAudioPolicyManager"));
241 const char *lastError = dlerror();
242 ALOGW_IF(mCreateAudioPolicyManager == nullptr, "%s createAudioPolicyManager is null %s",
243 __func__, lastError != nullptr ? lastError : "no error");
244
245 mDestroyAudioPolicyManager = reinterpret_cast<DestroyAudioPolicyManagerInstance>(
246 dlsym(mLibraryHandle, "destroyAudioPolicyManager"));
247 lastError = dlerror();
248 ALOGW_IF(mDestroyAudioPolicyManager == nullptr, "%s destroyAudioPolicyManager is null %s",
249 __func__, lastError != nullptr ? lastError : "no error");
250 if (mCreateAudioPolicyManager == nullptr || mDestroyAudioPolicyManager == nullptr){
251 unloadAudioPolicyManager();
252 LOG_ALWAYS_FATAL("could not find audiopolicymanager interface methods");
253 }
254 }
Eric Laurentf5ada6e2014-10-09 17:49:00 -0700255}
256
257void AudioPolicyService::onFirstRef()
258{
Andy Hungd47aca22022-03-15 11:50:51 -0700259 // Log an AudioPolicy "constructor" mediametrics event on first ref.
260 // This records the time it takes to load the audio modules and devices.
261 mediametrics::Defer defer([beginNs = systemTime()] {
262 mediametrics::LogItem(AMEDIAMETRICS_KEY_AUDIO_POLICY)
263 .set(AMEDIAMETRICS_PROP_EVENT, AMEDIAMETRICS_PROP_EVENT_VALUE_CTOR)
264 .set(AMEDIAMETRICS_PROP_EXECUTIONTIMENS, (int64_t)(systemTime() - beginNs))
265 .record(); });
Eric Laurent8b1e80b2014-10-07 09:08:47 -0700266 {
Andy Hung79eacdb2023-11-30 19:34:24 -0800267 audio_utils::lock_guard _l(mMutex);
Eric Laurent93575202011-01-18 18:39:02 -0800268
Eric Laurent8b1e80b2014-10-07 09:08:47 -0700269 // start audio commands thread
270 mAudioCommandThread = new AudioCommandThread(String8("ApmAudio"), this);
271 // start output activity command thread
272 mOutputCommandThread = new AudioCommandThread(String8("ApmOutput"), this);
Eric Laurentdce54a12014-03-10 12:19:46 -0700273
Eric Laurent8b1e80b2014-10-07 09:08:47 -0700274 mAudioPolicyClient = new AudioPolicyClient(this);
Jaideep Sharmaba9053b2021-01-25 21:24:26 +0530275
276 loadAudioPolicyManager();
277 mAudioPolicyManager = mCreateAudioPolicyManager(mAudioPolicyClient);
Eric Laurent8b1e80b2014-10-07 09:08:47 -0700278 }
Eric Laurentd66d7a12021-07-13 13:35:32 +0200279
bryant_liuba2b4392014-06-11 16:49:30 +0800280 // load audio processing modules
Shunkai Yao8d6489a2023-04-18 23:14:25 +0000281 const sp<EffectsFactoryHalInterface> effectsFactoryHal = EffectsFactoryHalInterface::create();
Andy Hungd3595ed2023-12-19 15:34:46 -0800282 auto audioPolicyEffects = sp<AudioPolicyEffects>::make(effectsFactoryHal);
283 auto uidPolicy = sp<UidPolicy>::make(this);
284 auto sensorPrivacyPolicy = sp<SensorPrivacyPolicy>::make(this);
Eric Laurent8b1e80b2014-10-07 09:08:47 -0700285 {
Andy Hung79eacdb2023-11-30 19:34:24 -0800286 audio_utils::lock_guard _l(mMutex);
Eric Laurent8b1e80b2014-10-07 09:08:47 -0700287 mAudioPolicyEffects = audioPolicyEffects;
Mikhail Naganov12b716c2020-04-30 22:37:43 +0000288 mUidPolicy = uidPolicy;
289 mSensorPrivacyPolicy = sensorPrivacyPolicy;
Eric Laurent8b1e80b2014-10-07 09:08:47 -0700290 }
Mikhail Naganov12b716c2020-04-30 22:37:43 +0000291 uidPolicy->registerSelf();
292 sensorPrivacyPolicy->registerSelf();
Eric Laurentd66d7a12021-07-13 13:35:32 +0200293
Eric Laurent81dd0f52021-07-05 11:54:40 +0200294 // Create spatializer if supported
Eric Laurent52b0bd52021-09-27 15:25:40 +0200295 if (mAudioPolicyManager != nullptr) {
Andy Hung79eacdb2023-11-30 19:34:24 -0800296 audio_utils::lock_guard _l(mMutex);
Eric Laurent52b0bd52021-09-27 15:25:40 +0200297 const audio_attributes_t attr = attributes_initializer(AUDIO_USAGE_MEDIA);
298 AudioDeviceTypeAddrVector devices;
299 bool hasSpatializer = mAudioPolicyManager->canBeSpatialized(&attr, nullptr, devices);
300 if (hasSpatializer) {
Andy Hung1040da52023-12-06 20:59:06 -0800301 // Unlock as Spatializer::create() will use the callback and acquire the
302 // AudioPolicyService_Mutex.
Andy Hung79eacdb2023-11-30 19:34:24 -0800303 mMutex.unlock();
Shunkai Yao8d6489a2023-04-18 23:14:25 +0000304 mSpatializer = Spatializer::create(this, effectsFactoryHal);
Andy Hung79eacdb2023-11-30 19:34:24 -0800305 mMutex.lock();
Eric Laurent52b0bd52021-09-27 15:25:40 +0200306 }
Andy Hung8aa43c02022-09-13 18:53:06 -0700307 if (mSpatializer == nullptr) {
308 // No spatializer created, signal the reason: NO_INIT a failure, OK means intended.
309 const status_t createStatus = hasSpatializer ? NO_INIT : OK;
310 Spatializer::sendEmptyCreateSpatializerMetricWithStatus(createStatus);
311 }
Eric Laurent81dd0f52021-07-05 11:54:40 +0200312 }
Eric Laurentd66d7a12021-07-13 13:35:32 +0200313 AudioSystem::audioPolicyReady();
Andy Hungb08b3752024-01-09 19:05:23 -0800314}
315
316void AudioPolicyService::onAudioSystemReady() {
317 sp<AudioPolicyEffects> audioPolicyEffects;
318 {
319 audio_utils::lock_guard _l(mMutex);
320
321 audioPolicyEffects = mAudioPolicyEffects;
322 }
323 audioPolicyEffects->initDefaultDeviceEffects();
Mathias Agopian65ab4712010-07-14 17:59:35 -0700324}
325
Jaideep Sharmaba9053b2021-01-25 21:24:26 +0530326void AudioPolicyService::unloadAudioPolicyManager()
327{
328 ALOGV("%s ", __func__);
329 if (mLibraryHandle != nullptr) {
330 dlclose(mLibraryHandle);
331 }
332 mLibraryHandle = nullptr;
333 mCreateAudioPolicyManager = nullptr;
334 mDestroyAudioPolicyManager = nullptr;
335}
336
Mathias Agopian65ab4712010-07-14 17:59:35 -0700337AudioPolicyService::~AudioPolicyService()
338{
Mathias Agopian65ab4712010-07-14 17:59:35 -0700339 mAudioCommandThread->exit();
Eric Laurent657ff612014-05-07 11:58:24 -0700340 mOutputCommandThread->exit();
Eric Laurent7c7f10b2011-06-17 21:29:58 -0700341
Jaideep Sharmaba9053b2021-01-25 21:24:26 +0530342 mDestroyAudioPolicyManager(mAudioPolicyManager);
343 unloadAudioPolicyManager();
344
Eric Laurentdce54a12014-03-10 12:19:46 -0700345 delete mAudioPolicyClient;
Eric Laurentb52c1522014-05-20 11:27:36 -0700346
347 mNotificationClients.clear();
bryant_liuba2b4392014-06-11 16:49:30 +0800348 mAudioPolicyEffects.clear();
Svet Ganovf4ddfef2018-01-16 07:37:58 -0800349
350 mUidPolicy->unregisterSelf();
Michael Groovercfd28302018-12-11 19:16:46 -0800351 mSensorPrivacyPolicy->unregisterSelf();
Mikhail Naganov12b716c2020-04-30 22:37:43 +0000352
353 mUidPolicy.clear();
Michael Groovercfd28302018-12-11 19:16:46 -0800354 mSensorPrivacyPolicy.clear();
Eric Laurentb52c1522014-05-20 11:27:36 -0700355}
356
357// A notification client is always registered by AudioSystem when the client process
358// connects to AudioPolicyService.
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -0800359Status AudioPolicyService::registerClient(const sp<media::IAudioPolicyServiceClient>& client)
Eric Laurentb52c1522014-05-20 11:27:36 -0700360{
Eric Laurent12590252015-08-21 18:40:20 -0700361 if (client == 0) {
362 ALOGW("%s got NULL client", __FUNCTION__);
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -0800363 return Status::ok();
Eric Laurent12590252015-08-21 18:40:20 -0700364 }
Andy Hung79eacdb2023-11-30 19:34:24 -0800365 audio_utils::lock_guard _l(mNotificationClientsMutex);
Eric Laurentb52c1522014-05-20 11:27:36 -0700366
367 uid_t uid = IPCThreadState::self()->getCallingUid();
luochaojiang908c7d72018-06-21 14:58:04 +0800368 pid_t pid = IPCThreadState::self()->getCallingPid();
369 int64_t token = ((int64_t)uid<<32) | pid;
370
371 if (mNotificationClients.indexOfKey(token) < 0) {
Eric Laurentb52c1522014-05-20 11:27:36 -0700372 sp<NotificationClient> notificationClient = new NotificationClient(this,
373 client,
luochaojiang908c7d72018-06-21 14:58:04 +0800374 uid,
375 pid);
376 ALOGV("registerClient() client %p, uid %d pid %d", client.get(), uid, pid);
Eric Laurentb52c1522014-05-20 11:27:36 -0700377
luochaojiang908c7d72018-06-21 14:58:04 +0800378 mNotificationClients.add(token, notificationClient);
Eric Laurentb52c1522014-05-20 11:27:36 -0700379
Marco Nelissenf8880202014-11-14 07:58:25 -0800380 sp<IBinder> binder = IInterface::asBinder(client);
Eric Laurentb52c1522014-05-20 11:27:36 -0700381 binder->linkToDeath(notificationClient);
382 }
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -0800383 return Status::ok();
Eric Laurentb52c1522014-05-20 11:27:36 -0700384}
385
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -0800386Status AudioPolicyService::setAudioPortCallbacksEnabled(bool enabled)
Eric Laurente8726fe2015-06-26 09:39:24 -0700387{
Andy Hung79eacdb2023-11-30 19:34:24 -0800388 audio_utils::lock_guard _l(mNotificationClientsMutex);
Eric Laurente8726fe2015-06-26 09:39:24 -0700389
390 uid_t uid = IPCThreadState::self()->getCallingUid();
luochaojiang908c7d72018-06-21 14:58:04 +0800391 pid_t pid = IPCThreadState::self()->getCallingPid();
392 int64_t token = ((int64_t)uid<<32) | pid;
393
394 if (mNotificationClients.indexOfKey(token) < 0) {
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -0800395 return Status::ok();
Eric Laurente8726fe2015-06-26 09:39:24 -0700396 }
luochaojiang908c7d72018-06-21 14:58:04 +0800397 mNotificationClients.valueFor(token)->setAudioPortCallbacksEnabled(enabled);
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -0800398 return Status::ok();
Eric Laurente8726fe2015-06-26 09:39:24 -0700399}
400
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -0800401Status AudioPolicyService::setAudioVolumeGroupCallbacksEnabled(bool enabled)
François Gaffiecfe17322018-11-07 13:41:29 +0100402{
Andy Hung79eacdb2023-11-30 19:34:24 -0800403 audio_utils::lock_guard _l(mNotificationClientsMutex);
François Gaffiecfe17322018-11-07 13:41:29 +0100404
405 uid_t uid = IPCThreadState::self()->getCallingUid();
406 pid_t pid = IPCThreadState::self()->getCallingPid();
407 int64_t token = ((int64_t)uid<<32) | pid;
408
409 if (mNotificationClients.indexOfKey(token) < 0) {
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -0800410 return Status::ok();
François Gaffiecfe17322018-11-07 13:41:29 +0100411 }
412 mNotificationClients.valueFor(token)->setAudioVolumeGroupCallbacksEnabled(enabled);
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -0800413 return Status::ok();
François Gaffiecfe17322018-11-07 13:41:29 +0100414}
415
Eric Laurentb52c1522014-05-20 11:27:36 -0700416// removeNotificationClient() is called when the client process dies.
luochaojiang908c7d72018-06-21 14:58:04 +0800417void AudioPolicyService::removeNotificationClient(uid_t uid, pid_t pid)
Eric Laurentb52c1522014-05-20 11:27:36 -0700418{
Mikhail Naganov12b716c2020-04-30 22:37:43 +0000419 bool hasSameUid = false;
Eric Laurent0ebd5f92014-11-19 19:04:52 -0800420 {
Andy Hung79eacdb2023-11-30 19:34:24 -0800421 audio_utils::lock_guard _l(mNotificationClientsMutex);
luochaojiang908c7d72018-06-21 14:58:04 +0800422 int64_t token = ((int64_t)uid<<32) | pid;
423 mNotificationClients.removeItem(token);
luochaojiang908c7d72018-06-21 14:58:04 +0800424 for (size_t i = 0; i < mNotificationClients.size(); i++) {
425 if (mNotificationClients.valueAt(i)->uid() == uid) {
426 hasSameUid = true;
427 break;
428 }
429 }
Mikhail Naganov12b716c2020-04-30 22:37:43 +0000430 }
431 {
Andy Hung79eacdb2023-11-30 19:34:24 -0800432 audio_utils::lock_guard _l(mMutex);
luochaojiang908c7d72018-06-21 14:58:04 +0800433 if (mAudioPolicyManager && !hasSameUid) {
Eric Laurent10b71232018-04-13 18:14:44 -0700434 // called from binder death notification: no need to clear caller identity
Eric Laurent8c7e6da2015-04-21 17:37:00 -0700435 mAudioPolicyManager->releaseResourcesForUid(uid);
Eric Laurentb52c1522014-05-20 11:27:36 -0700436 }
Eric Laurent0ebd5f92014-11-19 19:04:52 -0800437 }
Eric Laurentb52c1522014-05-20 11:27:36 -0700438}
439
440void AudioPolicyService::onAudioPortListUpdate()
441{
442 mOutputCommandThread->updateAudioPortListCommand();
443}
444
445void AudioPolicyService::doOnAudioPortListUpdate()
446{
Andy Hung79eacdb2023-11-30 19:34:24 -0800447 audio_utils::lock_guard _l(mNotificationClientsMutex);
Eric Laurentb52c1522014-05-20 11:27:36 -0700448 for (size_t i = 0; i < mNotificationClients.size(); i++) {
449 mNotificationClients.valueAt(i)->onAudioPortListUpdate();
450 }
451}
452
453void AudioPolicyService::onAudioPatchListUpdate()
454{
455 mOutputCommandThread->updateAudioPatchListCommand();
Mathias Agopian65ab4712010-07-14 17:59:35 -0700456}
457
Eric Laurentb52c1522014-05-20 11:27:36 -0700458void AudioPolicyService::doOnAudioPatchListUpdate()
459{
Andy Hung79eacdb2023-11-30 19:34:24 -0800460 audio_utils::lock_guard _l(mNotificationClientsMutex);
Eric Laurentb52c1522014-05-20 11:27:36 -0700461 for (size_t i = 0; i < mNotificationClients.size(); i++) {
462 mNotificationClients.valueAt(i)->onAudioPatchListUpdate();
463 }
464}
465
François Gaffiecfe17322018-11-07 13:41:29 +0100466void AudioPolicyService::onAudioVolumeGroupChanged(volume_group_t group, int flags)
467{
468 mOutputCommandThread->changeAudioVolumeGroupCommand(group, flags);
469}
470
471void AudioPolicyService::doOnAudioVolumeGroupChanged(volume_group_t group, int flags)
472{
Andy Hung79eacdb2023-11-30 19:34:24 -0800473 audio_utils::lock_guard _l(mNotificationClientsMutex);
François Gaffiecfe17322018-11-07 13:41:29 +0100474 for (size_t i = 0; i < mNotificationClients.size(); i++) {
475 mNotificationClients.valueAt(i)->onAudioVolumeGroupChanged(group, flags);
476 }
477}
478
Chih-Hung Hsiehe964d4e2016-08-09 14:31:32 -0700479void AudioPolicyService::onDynamicPolicyMixStateUpdate(const String8& regId, int32_t state)
Jean-Michel Trivide801052015-04-14 19:10:14 -0700480{
481 ALOGV("AudioPolicyService::onDynamicPolicyMixStateUpdate(%s, %d)",
Tomasz Wasilczyk833345b2023-08-15 20:59:35 +0000482 regId.c_str(), state);
Jean-Michel Trivide801052015-04-14 19:10:14 -0700483 mOutputCommandThread->dynamicPolicyMixStateUpdateCommand(regId, state);
484}
485
Chih-Hung Hsiehe964d4e2016-08-09 14:31:32 -0700486void AudioPolicyService::doOnDynamicPolicyMixStateUpdate(const String8& regId, int32_t state)
Jean-Michel Trivide801052015-04-14 19:10:14 -0700487{
Andy Hung79eacdb2023-11-30 19:34:24 -0800488 audio_utils::lock_guard _l(mNotificationClientsMutex);
Jean-Michel Trivide801052015-04-14 19:10:14 -0700489 for (size_t i = 0; i < mNotificationClients.size(); i++) {
490 mNotificationClients.valueAt(i)->onDynamicPolicyMixStateUpdate(regId, state);
491 }
492}
493
Eric Laurenta9f86652018-11-28 17:23:11 -0800494void AudioPolicyService::onRecordingConfigurationUpdate(
495 int event,
496 const record_client_info_t *clientInfo,
497 const audio_config_base_t *clientConfig,
498 std::vector<effect_descriptor_t> clientEffects,
499 const audio_config_base_t *deviceConfig,
500 std::vector<effect_descriptor_t> effects,
501 audio_patch_handle_t patchHandle,
502 audio_source_t source)
Jean-Michel Trivi2f4fe9f2015-12-04 16:20:59 -0800503{
Jean-Michel Triviac4e4292016-12-22 11:39:31 -0800504 mOutputCommandThread->recordingConfigurationUpdateCommand(event, clientInfo,
Eric Laurenta9f86652018-11-28 17:23:11 -0800505 clientConfig, clientEffects, deviceConfig, effects, patchHandle, source);
Jean-Michel Trivi2f4fe9f2015-12-04 16:20:59 -0800506}
507
Eric Laurenta9f86652018-11-28 17:23:11 -0800508void AudioPolicyService::doOnRecordingConfigurationUpdate(
509 int event,
510 const record_client_info_t *clientInfo,
511 const audio_config_base_t *clientConfig,
512 std::vector<effect_descriptor_t> clientEffects,
513 const audio_config_base_t *deviceConfig,
514 std::vector<effect_descriptor_t> effects,
515 audio_patch_handle_t patchHandle,
516 audio_source_t source)
Jean-Michel Trivi2f4fe9f2015-12-04 16:20:59 -0800517{
Andy Hung79eacdb2023-11-30 19:34:24 -0800518 audio_utils::lock_guard _l(mNotificationClientsMutex);
Jean-Michel Trivi2f4fe9f2015-12-04 16:20:59 -0800519 for (size_t i = 0; i < mNotificationClients.size(); i++) {
Jean-Michel Triviac4e4292016-12-22 11:39:31 -0800520 mNotificationClients.valueAt(i)->onRecordingConfigurationUpdate(event, clientInfo,
Eric Laurenta9f86652018-11-28 17:23:11 -0800521 clientConfig, clientEffects, deviceConfig, effects, patchHandle, source);
Jean-Michel Trivi2f4fe9f2015-12-04 16:20:59 -0800522 }
523}
524
Jean-Michel Trivi9a6b9ad2020-10-22 16:46:43 -0700525void AudioPolicyService::onRoutingUpdated()
526{
527 mOutputCommandThread->routingChangedCommand();
528}
529
530void AudioPolicyService::doOnRoutingUpdated()
531{
Andy Hung79eacdb2023-11-30 19:34:24 -0800532 audio_utils::lock_guard _l(mNotificationClientsMutex);
Jean-Michel Trivi9a6b9ad2020-10-22 16:46:43 -0700533 for (size_t i = 0; i < mNotificationClients.size(); i++) {
534 mNotificationClients.valueAt(i)->onRoutingUpdated();
535 }
536}
537
Jean-Michel Trivi78f2b302022-04-15 18:18:41 +0000538void AudioPolicyService::onVolumeRangeInitRequest()
539{
540 mOutputCommandThread->volRangeInitReqCommand();
541}
542
543void AudioPolicyService::doOnVolumeRangeInitRequest()
544{
Andy Hung79eacdb2023-11-30 19:34:24 -0800545 audio_utils::lock_guard _l(mNotificationClientsMutex);
Jean-Michel Trivi78f2b302022-04-15 18:18:41 +0000546 for (size_t i = 0; i < mNotificationClients.size(); i++) {
547 mNotificationClients.valueAt(i)->onVolumeRangeInitRequest();
548 }
549}
550
Eric Laurent81dd0f52021-07-05 11:54:40 +0200551void AudioPolicyService::onCheckSpatializer()
552{
Andy Hung79eacdb2023-11-30 19:34:24 -0800553 audio_utils::lock_guard _l(mMutex);
Eric Laurent39095982021-08-24 18:29:27 +0200554 onCheckSpatializer_l();
555}
556
557void AudioPolicyService::onCheckSpatializer_l()
558{
559 if (mSpatializer != nullptr) {
560 mOutputCommandThread->checkSpatializerCommand();
561 }
Eric Laurent81dd0f52021-07-05 11:54:40 +0200562}
563
564void AudioPolicyService::doOnCheckSpatializer()
565{
Eric Laurentd6bee3a2022-08-31 16:07:50 +0200566 ALOGV("%s mSpatializer %p level %d",
567 __func__, mSpatializer.get(), (int)mSpatializer->getLevel());
Eric Laurentb0a7bc92022-04-05 15:06:08 +0200568
Eric Laurent39095982021-08-24 18:29:27 +0200569 if (mSpatializer != nullptr) {
Eric Laurent52b0bd52021-09-27 15:25:40 +0200570 // Note: mSpatializer != nullptr => mAudioPolicyManager != nullptr
Shunkai Yao49bc61f2023-10-10 19:31:10 +0000571 if (mSpatializer->getLevel() != Spatialization::Level::NONE) {
Eric Laurent39095982021-08-24 18:29:27 +0200572 audio_io_handle_t currentOutput = mSpatializer->getOutput();
573 audio_io_handle_t newOutput;
574 const audio_attributes_t attr = attributes_initializer(AUDIO_USAGE_MEDIA);
575 audio_config_base_t config = mSpatializer->getAudioInConfig();
Eric Laurent21270b62022-07-04 15:11:29 +0200576
Andy Hung79eacdb2023-11-30 19:34:24 -0800577 audio_utils::lock_guard _l(mMutex);
Eric Laurent39095982021-08-24 18:29:27 +0200578 status_t status =
579 mAudioPolicyManager->getSpatializerOutput(&config, &attr, &newOutput);
Eric Laurentb4f42a92022-01-17 17:37:31 +0100580 ALOGV("%s currentOutput %d newOutput %d channel_mask %#x",
581 __func__, currentOutput, newOutput, config.channel_mask);
Eric Laurent39095982021-08-24 18:29:27 +0200582 if (status == NO_ERROR && currentOutput == newOutput) {
583 return;
584 }
Eric Laurent15903592022-02-24 20:44:36 +0100585 size_t numActiveTracks = countActiveClientsOnOutput_l(newOutput);
Andy Hung79eacdb2023-11-30 19:34:24 -0800586 mMutex.unlock();
Eric Laurent39095982021-08-24 18:29:27 +0200587 // It is OK to call detachOutput() is none is already attached.
588 mSpatializer->detachOutput();
Eric Laurent21270b62022-07-04 15:11:29 +0200589 if (status == NO_ERROR && newOutput != AUDIO_IO_HANDLE_NONE) {
590 status = mSpatializer->attachOutput(newOutput, numActiveTracks);
Eric Laurent39095982021-08-24 18:29:27 +0200591 }
Andy Hung79eacdb2023-11-30 19:34:24 -0800592 mMutex.lock();
Eric Laurent39095982021-08-24 18:29:27 +0200593 if (status != NO_ERROR) {
594 mAudioPolicyManager->releaseSpatializerOutput(newOutput);
595 }
Shunkai Yao49bc61f2023-10-10 19:31:10 +0000596 } else if (mSpatializer->getLevel() == Spatialization::Level::NONE &&
597 mSpatializer->getOutput() != AUDIO_IO_HANDLE_NONE) {
Eric Laurent39095982021-08-24 18:29:27 +0200598 audio_io_handle_t output = mSpatializer->detachOutput();
Eric Laurent21270b62022-07-04 15:11:29 +0200599
Eric Laurent39095982021-08-24 18:29:27 +0200600 if (output != AUDIO_IO_HANDLE_NONE) {
Andy Hung79eacdb2023-11-30 19:34:24 -0800601 audio_utils::lock_guard _l(mMutex);
Eric Laurent39095982021-08-24 18:29:27 +0200602 mAudioPolicyManager->releaseSpatializerOutput(output);
Eric Laurent81dd0f52021-07-05 11:54:40 +0200603 }
604 }
605 }
606}
607
Eric Laurent11094172022-04-05 18:27:42 +0200608size_t AudioPolicyService::countActiveClientsOnOutput_l(
609 audio_io_handle_t output, bool spatializedOnly) {
Eric Laurent15903592022-02-24 20:44:36 +0100610 size_t count = 0;
611 for (size_t i = 0; i < mAudioPlaybackClients.size(); i++) {
612 auto client = mAudioPlaybackClients.valueAt(i);
Eric Laurent11094172022-04-05 18:27:42 +0200613 if (client->io == output && client->active
614 && (!spatializedOnly || client->isSpatialized)) {
Eric Laurent15903592022-02-24 20:44:36 +0100615 count++;
616 }
617 }
618 return count;
619}
620
621void AudioPolicyService::onUpdateActiveSpatializerTracks_l() {
622 if (mSpatializer == nullptr) {
623 return;
624 }
625 mOutputCommandThread->updateActiveSpatializerTracksCommand();
626}
627
628void AudioPolicyService::doOnUpdateActiveSpatializerTracks()
629{
Eric Laurent21270b62022-07-04 15:11:29 +0200630 if (mSpatializer == nullptr) {
631 return;
632 }
633 audio_io_handle_t output = mSpatializer->getOutput();
Eric Laurent7ea0d1b2022-04-01 14:23:44 +0200634 size_t activeClients;
635 {
Andy Hung79eacdb2023-11-30 19:34:24 -0800636 audio_utils::lock_guard _l(mMutex);
Eric Laurent21270b62022-07-04 15:11:29 +0200637 activeClients = countActiveClientsOnOutput_l(output);
Eric Laurent15903592022-02-24 20:44:36 +0100638 }
Eric Laurent21270b62022-07-04 15:11:29 +0200639 mSpatializer->updateActiveTracks(activeClients);
Eric Laurent15903592022-02-24 20:44:36 +0100640}
641
Jean-Michel Trivi2f4fe9f2015-12-04 16:20:59 -0800642status_t AudioPolicyService::clientCreateAudioPatch(const struct audio_patch *patch,
643 audio_patch_handle_t *handle,
644 int delayMs)
645{
646 return mAudioCommandThread->createAudioPatchCommand(patch, handle, delayMs);
647}
648
649status_t AudioPolicyService::clientReleaseAudioPatch(audio_patch_handle_t handle,
650 int delayMs)
651{
652 return mAudioCommandThread->releaseAudioPatchCommand(handle, delayMs);
653}
654
Eric Laurente1715a42014-05-20 11:30:42 -0700655status_t AudioPolicyService::clientSetAudioPortConfig(const struct audio_port_config *config,
656 int delayMs)
657{
658 return mAudioCommandThread->setAudioPortConfigCommand(config, delayMs);
659}
660
Ytai Ben-Tsvi7e7a79d2020-12-15 16:48:16 -0800661AudioPolicyService::NotificationClient::NotificationClient(
662 const sp<AudioPolicyService>& service,
663 const sp<media::IAudioPolicyServiceClient>& client,
664 uid_t uid,
665 pid_t pid)
luochaojiang908c7d72018-06-21 14:58:04 +0800666 : mService(service), mUid(uid), mPid(pid), mAudioPolicyServiceClient(client),
François Gaffiecfe17322018-11-07 13:41:29 +0100667 mAudioPortCallbacksEnabled(false), mAudioVolumeGroupCallbacksEnabled(false)
Eric Laurentb52c1522014-05-20 11:27:36 -0700668{
669}
670
671AudioPolicyService::NotificationClient::~NotificationClient()
672{
673}
674
675void AudioPolicyService::NotificationClient::binderDied(const wp<IBinder>& who __unused)
676{
677 sp<NotificationClient> keep(this);
678 sp<AudioPolicyService> service = mService.promote();
679 if (service != 0) {
luochaojiang908c7d72018-06-21 14:58:04 +0800680 service->removeNotificationClient(mUid, mPid);
Eric Laurentb52c1522014-05-20 11:27:36 -0700681 }
682}
683
684void AudioPolicyService::NotificationClient::onAudioPortListUpdate()
685{
Eric Laurente8726fe2015-06-26 09:39:24 -0700686 if (mAudioPolicyServiceClient != 0 && mAudioPortCallbacksEnabled) {
Eric Laurentb52c1522014-05-20 11:27:36 -0700687 mAudioPolicyServiceClient->onAudioPortListUpdate();
688 }
689}
690
691void AudioPolicyService::NotificationClient::onAudioPatchListUpdate()
692{
Eric Laurente8726fe2015-06-26 09:39:24 -0700693 if (mAudioPolicyServiceClient != 0 && mAudioPortCallbacksEnabled) {
Eric Laurentb52c1522014-05-20 11:27:36 -0700694 mAudioPolicyServiceClient->onAudioPatchListUpdate();
695 }
696}
Eric Laurent57dae992011-07-24 13:36:09 -0700697
Pattydd807582021-11-04 21:01:03 +0800698void AudioPolicyService::NotificationClient::onAudioVolumeGroupChanged(volume_group_t group,
François Gaffiecfe17322018-11-07 13:41:29 +0100699 int flags)
700{
701 if (mAudioPolicyServiceClient != 0 && mAudioVolumeGroupCallbacksEnabled) {
702 mAudioPolicyServiceClient->onAudioVolumeGroupChanged(group, flags);
703 }
704}
705
706
Jean-Michel Trivide801052015-04-14 19:10:14 -0700707void AudioPolicyService::NotificationClient::onDynamicPolicyMixStateUpdate(
Chih-Hung Hsiehe964d4e2016-08-09 14:31:32 -0700708 const String8& regId, int32_t state)
Jean-Michel Trivide801052015-04-14 19:10:14 -0700709{
Andy Hung4ef19fa2018-05-15 19:35:29 -0700710 if (mAudioPolicyServiceClient != 0 && isServiceUid(mUid)) {
Ytai Ben-Tsvi7e7a79d2020-12-15 16:48:16 -0800711 mAudioPolicyServiceClient->onDynamicPolicyMixStateUpdate(
712 legacy2aidl_String8_string(regId).value(), state);
Jean-Michel Trivi2f4fe9f2015-12-04 16:20:59 -0800713 }
714}
715
716void AudioPolicyService::NotificationClient::onRecordingConfigurationUpdate(
Eric Laurenta9f86652018-11-28 17:23:11 -0800717 int event,
718 const record_client_info_t *clientInfo,
719 const audio_config_base_t *clientConfig,
720 std::vector<effect_descriptor_t> clientEffects,
721 const audio_config_base_t *deviceConfig,
722 std::vector<effect_descriptor_t> effects,
723 audio_patch_handle_t patchHandle,
724 audio_source_t source)
Jean-Michel Trivi2f4fe9f2015-12-04 16:20:59 -0800725{
Andy Hung4ef19fa2018-05-15 19:35:29 -0700726 if (mAudioPolicyServiceClient != 0 && isServiceUid(mUid)) {
Ytai Ben-Tsvi7e7a79d2020-12-15 16:48:16 -0800727 status_t status = [&]() -> status_t {
728 int32_t eventAidl = VALUE_OR_RETURN_STATUS(convertIntegral<int32_t>(event));
729 media::RecordClientInfo clientInfoAidl = VALUE_OR_RETURN_STATUS(
730 legacy2aidl_record_client_info_t_RecordClientInfo(*clientInfo));
Mikhail Naganovdbf03642021-08-25 18:15:32 -0700731 AudioConfigBase clientConfigAidl = VALUE_OR_RETURN_STATUS(
Mikhail Naganovde3fa182021-07-30 15:06:42 -0700732 legacy2aidl_audio_config_base_t_AudioConfigBase(
733 *clientConfig, true /*isInput*/));
Ytai Ben-Tsvi7e7a79d2020-12-15 16:48:16 -0800734 std::vector<media::EffectDescriptor> clientEffectsAidl = VALUE_OR_RETURN_STATUS(
735 convertContainer<std::vector<media::EffectDescriptor>>(
736 clientEffects,
737 legacy2aidl_effect_descriptor_t_EffectDescriptor));
Mikhail Naganovdbf03642021-08-25 18:15:32 -0700738 AudioConfigBase deviceConfigAidl = VALUE_OR_RETURN_STATUS(
Mikhail Naganovde3fa182021-07-30 15:06:42 -0700739 legacy2aidl_audio_config_base_t_AudioConfigBase(
740 *deviceConfig, true /*isInput*/));
Ytai Ben-Tsvi7e7a79d2020-12-15 16:48:16 -0800741 std::vector<media::EffectDescriptor> effectsAidl = VALUE_OR_RETURN_STATUS(
742 convertContainer<std::vector<media::EffectDescriptor>>(
743 effects,
744 legacy2aidl_effect_descriptor_t_EffectDescriptor));
745 int32_t patchHandleAidl = VALUE_OR_RETURN_STATUS(
746 legacy2aidl_audio_patch_handle_t_int32_t(patchHandle));
Mikhail Naganovddceecc2021-09-03 13:58:56 -0700747 media::audio::common::AudioSource sourceAidl = VALUE_OR_RETURN_STATUS(
748 legacy2aidl_audio_source_t_AudioSource(source));
Ytai Ben-Tsvi7e7a79d2020-12-15 16:48:16 -0800749 return aidl_utils::statusTFromBinderStatus(
750 mAudioPolicyServiceClient->onRecordingConfigurationUpdate(eventAidl,
751 clientInfoAidl,
752 clientConfigAidl,
753 clientEffectsAidl,
754 deviceConfigAidl,
755 effectsAidl,
756 patchHandleAidl,
757 sourceAidl));
758 }();
759 ALOGW_IF(status != OK, "onRecordingConfigurationUpdate() failed: %d", status);
Jean-Michel Trivide801052015-04-14 19:10:14 -0700760 }
761}
762
Eric Laurente8726fe2015-06-26 09:39:24 -0700763void AudioPolicyService::NotificationClient::setAudioPortCallbacksEnabled(bool enabled)
764{
765 mAudioPortCallbacksEnabled = enabled;
766}
767
François Gaffiecfe17322018-11-07 13:41:29 +0100768void AudioPolicyService::NotificationClient::setAudioVolumeGroupCallbacksEnabled(bool enabled)
769{
770 mAudioVolumeGroupCallbacksEnabled = enabled;
771}
Eric Laurente8726fe2015-06-26 09:39:24 -0700772
Jean-Michel Trivi9a6b9ad2020-10-22 16:46:43 -0700773void AudioPolicyService::NotificationClient::onRoutingUpdated()
774{
775 if (mAudioPolicyServiceClient != 0 && isServiceUid(mUid)) {
776 mAudioPolicyServiceClient->onRoutingUpdated();
777 }
778}
779
Jean-Michel Trivi78f2b302022-04-15 18:18:41 +0000780void AudioPolicyService::NotificationClient::onVolumeRangeInitRequest()
781{
782 if (mAudioPolicyServiceClient != 0 && isServiceUid(mUid)) {
783 mAudioPolicyServiceClient->onVolumeRangeInitRequest();
784 }
785}
786
Mathias Agopian65ab4712010-07-14 17:59:35 -0700787void AudioPolicyService::binderDied(const wp<IBinder>& who) {
Glenn Kasten411e4472012-11-02 10:00:06 -0700788 ALOGW("binderDied() %p, calling pid %d", who.unsafe_get(),
Eric Laurentde070132010-07-13 04:45:46 -0700789 IPCThreadState::self()->getCallingPid());
Mathias Agopian65ab4712010-07-14 17:59:35 -0700790}
791
Andy Hung79eacdb2023-11-30 19:34:24 -0800792static void dumpReleaseLock(audio_utils::mutex& mutex, bool locked)
793 RELEASE(mutex) NO_THREAD_SAFETY_ANALYSIS
Mikhail Naganov12b716c2020-04-30 22:37:43 +0000794{
795 if (locked) mutex.unlock();
Mathias Agopian65ab4712010-07-14 17:59:35 -0700796}
797
798status_t AudioPolicyService::dumpInternals(int fd)
799{
800 const size_t SIZE = 256;
801 char buffer[SIZE];
802 String8 result;
803
Mikhail Naganovb3bcb4f2022-02-23 23:46:56 +0000804 snprintf(buffer, SIZE, "Supported System Usages:\n ");
Hayden Gomes524159d2019-12-23 14:41:47 -0800805 result.append(buffer);
Mikhail Naganovb3bcb4f2022-02-23 23:46:56 +0000806 std::stringstream msg;
807 size_t i = 0;
808 for (auto usage : mSupportedSystemUsages) {
809 if (i++ != 0) msg << ", ";
810 if (const char* strUsage = audio_usage_to_string(usage); strUsage) {
811 msg << strUsage;
812 } else {
813 msg << usage << " (unknown)";
814 }
Hayden Gomes524159d2019-12-23 14:41:47 -0800815 }
Mikhail Naganovb3bcb4f2022-02-23 23:46:56 +0000816 if (i == 0) {
817 msg << "None";
818 }
819 msg << std::endl;
820 result.append(msg.str().c_str());
Hayden Gomes524159d2019-12-23 14:41:47 -0800821
Tomasz Wasilczyk833345b2023-08-15 20:59:35 +0000822 write(fd, result.c_str(), result.size());
Oscar Azucena829d90d2022-01-28 17:17:56 -0800823
824 mUidPolicy->dumpInternals(fd);
Mathias Agopian65ab4712010-07-14 17:59:35 -0700825 return NO_ERROR;
826}
827
Eric Laurente8c8b432018-10-17 10:08:02 -0700828void AudioPolicyService::updateUidStates()
Svet Ganovf4ddfef2018-01-16 07:37:58 -0800829{
Andy Hung79eacdb2023-11-30 19:34:24 -0800830 audio_utils::lock_guard _l(mMutex);
Eric Laurente8c8b432018-10-17 10:08:02 -0700831 updateUidStates_l();
832}
833
834void AudioPolicyService::updateUidStates_l()
835{
Eric Laurent4eb58f12018-12-07 16:41:02 -0800836// Go over all active clients and allow capture (does not force silence) in the
837// following cases:
Oscar Azucenac2cdda32022-01-31 19:10:39 -0800838// The client is in the active assistant list
839// AND is TOP
840// AND an accessibility service is TOP
841// AND source is either VOICE_RECOGNITION OR HOTWORD
842// OR there is no active privacy sensitive capture or call
843// OR client has CAPTURE_AUDIO_OUTPUT privileged permission
844// AND source is VOICE_RECOGNITION OR HOTWORD
845// The client is an assistant AND active assistant is not being used
Evan Severson1f700cd2021-02-10 13:10:37 -0800846// AND an accessibility service is on TOP or a RTT call is active
Eric Laurent589171c2019-07-25 18:04:29 -0700847// AND the source is VOICE_RECOGNITION or HOTWORD
Oscar Azucenac2cdda32022-01-31 19:10:39 -0800848// OR there is no active privacy sensitive capture or call
Evan Severson1f700cd2021-02-10 13:10:37 -0800849// OR client has CAPTURE_AUDIO_OUTPUT privileged permission
Oscar Azucenac2cdda32022-01-31 19:10:39 -0800850// AND is TOP most recent assistant and uses VOICE_RECOGNITION or HOTWORD
851// OR there is no top recent assistant and source is HOTWORD
Evan Severson1f700cd2021-02-10 13:10:37 -0800852// OR The client is an accessibility service
853// AND Is on TOP
854// AND the source is VOICE_RECOGNITION or HOTWORD
855// OR The assistant is not on TOP
Eric Laurent589171c2019-07-25 18:04:29 -0700856// AND there is no active privacy sensitive capture or call
857// OR client has CAPTURE_AUDIO_OUTPUT privileged permission
Evan Severson1f700cd2021-02-10 13:10:37 -0800858// AND is on TOP
859// AND the source is VOICE_RECOGNITION or HOTWORD
860// OR the client source is virtual (remote submix, call audio TX or RX...)
861// OR the client source is HOTWORD
862// AND is on TOP
863// OR all active clients are using HOTWORD source
864// AND no call is active
865// OR client has CAPTURE_AUDIO_OUTPUT privileged permission
866// OR the client is the current InputMethodService
867// AND a RTT call is active AND the source is VOICE_RECOGNITION
868// OR Any client
869// AND The assistant is not on TOP
870// AND is on TOP or latest started
871// AND there is no active privacy sensitive capture or call
872// OR client has CAPTURE_AUDIO_OUTPUT privileged permission
Eric Laurent4eb58f12018-12-07 16:41:02 -0800873
Eric Laurent4e947da2019-10-17 15:24:06 -0700874
Eric Laurent4eb58f12018-12-07 16:41:02 -0800875 sp<AudioRecordClient> topActive;
876 sp<AudioRecordClient> latestActive;
Eric Laurentc21d5692020-02-25 10:24:36 -0800877 sp<AudioRecordClient> topSensitiveActive;
Eric Laurentb809a752020-06-29 09:53:13 -0700878 sp<AudioRecordClient> latestSensitiveActiveOrComm;
Oscar Azucenac2cdda32022-01-31 19:10:39 -0800879 sp<AudioRecordClient> latestActiveAssistant;
Eric Laurent1ff16a72019-03-14 18:35:04 -0700880
Eric Laurenta46bedb2018-12-07 18:01:26 -0800881 nsecs_t topStartNs = 0;
882 nsecs_t latestStartNs = 0;
Eric Laurentc21d5692020-02-25 10:24:36 -0800883 nsecs_t topSensitiveStartNs = 0;
Eric Laurent4eb58f12018-12-07 16:41:02 -0800884 nsecs_t latestSensitiveStartNs = 0;
Oscar Azucenac2cdda32022-01-31 19:10:39 -0800885 nsecs_t latestAssistantStartNs = 0;
Eric Laurent4eb58f12018-12-07 16:41:02 -0800886 bool isA11yOnTop = mUidPolicy->isA11yOnTop();
887 bool isAssistantOnTop = false;
Oscar Azucenac2cdda32022-01-31 19:10:39 -0800888 bool useActiveAssistantList = false;
Eric Laurent4eb58f12018-12-07 16:41:02 -0800889 bool isSensitiveActive = false;
Eric Laurent1ff16a72019-03-14 18:35:04 -0700890 bool isInCall = mPhoneState == AUDIO_MODE_IN_CALL;
Eric Laurentc21d5692020-02-25 10:24:36 -0800891 bool isInCommunication = mPhoneState == AUDIO_MODE_IN_COMMUNICATION;
892 bool rttCallActive = (isInCall || isInCommunication)
Eric Laurent6ede98f2019-06-11 14:50:30 -0700893 && mUidPolicy->isRttEnabled();
Eric Laurent4e947da2019-10-17 15:24:06 -0700894 bool onlyHotwordActive = true;
Eric Laurentb809a752020-06-29 09:53:13 -0700895 bool isPhoneStateOwnerActive = false;
Eric Laurent4eb58f12018-12-07 16:41:02 -0800896
Michael Groovercfd28302018-12-11 19:16:46 -0800897 // if Sensor Privacy is enabled then all recordings should be silenced.
898 if (mSensorPrivacyPolicy->isSensorPrivacyEnabled()) {
899 silenceAllRecordings_l();
900 return;
901 }
902
Eric Laurente8c8b432018-10-17 10:08:02 -0700903 for (size_t i =0; i < mAudioRecordClients.size(); i++) {
904 sp<AudioRecordClient> current = mAudioRecordClients[i];
Svet Ganov33761132021-05-13 22:51:08 +0000905 uid_t currentUid = VALUE_OR_FATAL(aidl2legacy_int32_t_uid_t(
906 current->attributionSource.uid));
Evan Severson1f700cd2021-02-10 13:10:37 -0800907 if (!current->active) {
Eric Laurent1ff16a72019-03-14 18:35:04 -0700908 continue;
Eric Laurent4eb58f12018-12-07 16:41:02 -0800909 }
Eric Laurent1ff16a72019-03-14 18:35:04 -0700910
Philip P. Moltmannbda45752020-07-17 16:41:18 -0700911 app_state_t appState = apmStatFromAmState(mUidPolicy->getUidState(currentUid));
Eric Laurent1ff16a72019-03-14 18:35:04 -0700912 // clients which app is in IDLE state are not eligible for top active or
913 // latest active
914 if (appState == APP_STATE_IDLE) {
915 continue;
916 }
917
Philip P. Moltmannbda45752020-07-17 16:41:18 -0700918 bool isAccessibility = mUidPolicy->isA11yUid(currentUid);
Eric Laurent14a88632020-07-16 12:28:30 -0700919 // Clients capturing for Accessibility services or virtual sources are not considered
Eric Laurentc21d5692020-02-25 10:24:36 -0800920 // for top or latest active to avoid masking regular clients started before
Eric Laurent14a88632020-07-16 12:28:30 -0700921 if (!isAccessibility && !isVirtualSource(current->attributes.source)) {
Philip P. Moltmannbda45752020-07-17 16:41:18 -0700922 bool isAssistant = mUidPolicy->isAssistantUid(currentUid);
Oscar Azucenac2cdda32022-01-31 19:10:39 -0800923 bool isActiveAssistant = mUidPolicy->isActiveAssistantUid(currentUid);
Eric Laurentc21d5692020-02-25 10:24:36 -0800924 bool isPrivacySensitive =
925 (current->attributes.flags & AUDIO_FLAG_CAPTURE_PRIVATE) != 0;
Eric Laurentb809a752020-06-29 09:53:13 -0700926
Eric Laurentc21d5692020-02-25 10:24:36 -0800927 if (appState == APP_STATE_TOP) {
928 if (isPrivacySensitive) {
929 if (current->startTimeNs > topSensitiveStartNs) {
930 topSensitiveActive = current;
931 topSensitiveStartNs = current->startTimeNs;
932 }
933 } else {
934 if (current->startTimeNs > topStartNs) {
935 topActive = current;
936 topStartNs = current->startTimeNs;
937 }
938 }
939 if (isAssistant) {
940 isAssistantOnTop = true;
Oscar Azucenac2cdda32022-01-31 19:10:39 -0800941 if (isActiveAssistant) {
942 useActiveAssistantList = true;
943 } else if (!useActiveAssistantList) {
944 if (current->startTimeNs > latestAssistantStartNs) {
945 latestActiveAssistant = current;
946 latestAssistantStartNs = current->startTimeNs;
947 }
948 }
Eric Laurentc21d5692020-02-25 10:24:36 -0800949 }
Eric Laurenta46bedb2018-12-07 18:01:26 -0800950 }
Eric Laurentc21d5692020-02-25 10:24:36 -0800951 // Clients capturing for HOTWORD are not considered
952 // for latest active to avoid masking regular clients started before
953 if (!(current->attributes.source == AUDIO_SOURCE_HOTWORD
954 || ((isA11yOnTop || rttCallActive) && isAssistant))) {
955 if (isPrivacySensitive) {
Eric Laurentb809a752020-06-29 09:53:13 -0700956 // if audio mode is IN_COMMUNICATION, make sure the audio mode owner
957 // is marked latest sensitive active even if another app qualifies.
958 if (current->startTimeNs > latestSensitiveStartNs
Philip P. Moltmannbda45752020-07-17 16:41:18 -0700959 || (isInCommunication && currentUid == mPhoneStateOwnerUid)) {
Eric Laurentb809a752020-06-29 09:53:13 -0700960 if (!isInCommunication || latestSensitiveActiveOrComm == nullptr
Philip P. Moltmannbda45752020-07-17 16:41:18 -0700961 || VALUE_OR_FATAL(aidl2legacy_int32_t_uid_t(
Svet Ganov33761132021-05-13 22:51:08 +0000962 latestSensitiveActiveOrComm->attributionSource.uid))
Philip P. Moltmannbda45752020-07-17 16:41:18 -0700963 != mPhoneStateOwnerUid) {
Eric Laurentb809a752020-06-29 09:53:13 -0700964 latestSensitiveActiveOrComm = current;
965 latestSensitiveStartNs = current->startTimeNs;
966 }
Eric Laurentc21d5692020-02-25 10:24:36 -0800967 }
968 isSensitiveActive = true;
969 } else {
970 if (current->startTimeNs > latestStartNs) {
971 latestActive = current;
972 latestStartNs = current->startTimeNs;
973 }
974 }
Eric Laurent4eb58f12018-12-07 16:41:02 -0800975 }
976 }
François Gaffiedb1a4412023-10-10 17:32:33 +0000977 if (current->attributes.source != AUDIO_SOURCE_HOTWORD &&
978 !isVirtualSource(current->attributes.source)) {
Eric Laurent4e947da2019-10-17 15:24:06 -0700979 onlyHotwordActive = false;
980 }
Eric Laurentb0eff0f2021-11-09 16:05:49 +0100981 if (currentUid == mPhoneStateOwnerUid &&
982 !isVirtualSource(current->attributes.source)) {
Eric Laurentb809a752020-06-29 09:53:13 -0700983 isPhoneStateOwnerActive = true;
984 }
Eric Laurent4eb58f12018-12-07 16:41:02 -0800985 }
986
Eric Laurent1ff16a72019-03-14 18:35:04 -0700987 // if no active client with UI on Top, consider latest active as top
988 if (topActive == nullptr) {
989 topActive = latestActive;
Eric Laurentc21d5692020-02-25 10:24:36 -0800990 topStartNs = latestStartNs;
991 }
992 if (topSensitiveActive == nullptr) {
Eric Laurentb809a752020-06-29 09:53:13 -0700993 topSensitiveActive = latestSensitiveActiveOrComm;
Eric Laurentc21d5692020-02-25 10:24:36 -0800994 topSensitiveStartNs = latestSensitiveStartNs;
Eric Laurentb809a752020-06-29 09:53:13 -0700995 } else if (latestSensitiveActiveOrComm != nullptr) {
996 // if audio mode is IN_COMMUNICATION, favor audio mode owner over an app with
997 // foreground UI in case both are capturing with privacy sensitive flag.
Philip P. Moltmannbda45752020-07-17 16:41:18 -0700998 uid_t latestActiveUid = VALUE_OR_FATAL(
Svet Ganov33761132021-05-13 22:51:08 +0000999 aidl2legacy_int32_t_uid_t(latestSensitiveActiveOrComm->attributionSource.uid));
Philip P. Moltmannbda45752020-07-17 16:41:18 -07001000 if (isInCommunication && latestActiveUid == mPhoneStateOwnerUid) {
Eric Laurentb809a752020-06-29 09:53:13 -07001001 topSensitiveActive = latestSensitiveActiveOrComm;
1002 topSensitiveStartNs = latestSensitiveStartNs;
1003 }
Eric Laurentc21d5692020-02-25 10:24:36 -08001004 }
1005
1006 // If both privacy sensitive and regular capture are active:
1007 // if the regular capture is privileged
1008 // allow concurrency
1009 // else
1010 // favor the privacy sensitive case
1011 if (topActive != nullptr && topSensitiveActive != nullptr
Ricardo Correa57a37692020-03-23 17:27:25 -07001012 && !topActive->canCaptureOutput) {
Eric Laurentc21d5692020-02-25 10:24:36 -08001013 topActive = nullptr;
Eric Laurent4eb58f12018-12-07 16:41:02 -08001014 }
1015
1016 for (size_t i =0; i < mAudioRecordClients.size(); i++) {
1017 sp<AudioRecordClient> current = mAudioRecordClients[i];
Philip P. Moltmannbda45752020-07-17 16:41:18 -07001018 uid_t currentUid = VALUE_OR_FATAL(aidl2legacy_int32_t_uid_t(
Svet Ganov33761132021-05-13 22:51:08 +00001019 current->attributionSource.uid));
Eric Laurent1ff16a72019-03-14 18:35:04 -07001020 if (!current->active) {
1021 continue;
1022 }
1023
Eric Laurent4eb58f12018-12-07 16:41:02 -08001024 audio_source_t source = current->attributes.source;
Philip P. Moltmannbda45752020-07-17 16:41:18 -07001025 bool isTopOrLatestActive = topActive == nullptr ? false :
Svet Ganov33761132021-05-13 22:51:08 +00001026 current->attributionSource.uid == topActive->attributionSource.uid;
Philip P. Moltmannbda45752020-07-17 16:41:18 -07001027 bool isTopOrLatestSensitive = topSensitiveActive == nullptr ? false :
Svet Ganov33761132021-05-13 22:51:08 +00001028 current->attributionSource.uid == topSensitiveActive->attributionSource.uid;
Oscar Azucenac2cdda32022-01-31 19:10:39 -08001029 bool isTopOrLatestAssistant = latestActiveAssistant == nullptr ? false :
1030 current->attributionSource.uid == latestActiveAssistant->attributionSource.uid;
Eric Laurentc21d5692020-02-25 10:24:36 -08001031
Andy Hung79eacdb2023-11-30 19:34:24 -08001032 auto canCaptureIfInCallOrCommunication = [&](const auto &recordClient) REQUIRES(mMutex) {
Philip P. Moltmannbda45752020-07-17 16:41:18 -07001033 uid_t recordUid = VALUE_OR_FATAL(aidl2legacy_int32_t_uid_t(
Svet Ganov33761132021-05-13 22:51:08 +00001034 recordClient->attributionSource.uid));
Ricardo Correa57a37692020-03-23 17:27:25 -07001035 bool canCaptureCall = recordClient->canCaptureOutput;
Eric Laurentb809a752020-06-29 09:53:13 -07001036 bool canCaptureCommunication = recordClient->canCaptureOutput
1037 || !isPhoneStateOwnerActive
Philip P. Moltmannbda45752020-07-17 16:41:18 -07001038 || recordUid == mPhoneStateOwnerUid;
Eric Laurentb809a752020-06-29 09:53:13 -07001039 return !(isInCall && !canCaptureCall)
1040 && !(isInCommunication && !canCaptureCommunication);
Eric Laurentc21d5692020-02-25 10:24:36 -08001041 };
Eric Laurent1ff16a72019-03-14 18:35:04 -07001042
1043 // By default allow capture if:
1044 // The assistant is not on TOP
Eric Laurenta171e352019-05-07 13:04:45 -07001045 // AND is on TOP or latest started
Eric Laurent1ff16a72019-03-14 18:35:04 -07001046 // AND there is no active privacy sensitive capture or call
1047 // OR client has CAPTURE_AUDIO_OUTPUT privileged permission
Eric Laurent4ab18412022-11-07 16:25:32 +01001048 bool allowSensitiveCapture =
1049 !isSensitiveActive || isTopOrLatestSensitive || current->canCaptureOutput;
Eric Laurent1ff16a72019-03-14 18:35:04 -07001050 bool allowCapture = !isAssistantOnTop
Eric Laurentc21d5692020-02-25 10:24:36 -08001051 && (isTopOrLatestActive || isTopOrLatestSensitive)
Eric Laurent4ab18412022-11-07 16:25:32 +01001052 && allowSensitiveCapture
Eric Laurentc21d5692020-02-25 10:24:36 -08001053 && canCaptureIfInCallOrCommunication(current);
Eric Laurent2dc962b2019-03-01 08:25:25 -08001054
Eric Laurented726cc2021-07-01 14:26:41 +02001055 if (!current->hasOp()) {
1056 // Never allow capture if app op is denied
1057 allowCapture = false;
1058 } else if (isVirtualSource(source)) {
Eric Laurent1ff16a72019-03-14 18:35:04 -07001059 // Allow capture for virtual (remote submix, call audio TX or RX...) sources
1060 allowCapture = true;
Oscar Azucenac2cdda32022-01-31 19:10:39 -08001061 } else if (!useActiveAssistantList && mUidPolicy->isAssistantUid(currentUid)) {
Eric Laurent1ff16a72019-03-14 18:35:04 -07001062 // For assistant allow capture if:
Oscar Azucenac2cdda32022-01-31 19:10:39 -08001063 // Active assistant list is not being used
1064 // AND accessibility service is on TOP or a RTT call is active
Eric Laurent1ff16a72019-03-14 18:35:04 -07001065 // AND the source is VOICE_RECOGNITION or HOTWORD
Oscar Azucenac2cdda32022-01-31 19:10:39 -08001066 // OR there is no active privacy sensitive capture or call
1067 // OR client has CAPTURE_AUDIO_OUTPUT privileged permission
1068 // AND is latest TOP assistant AND
1069 // uses VOICE_RECOGNITION OR uses HOTWORD
1070 // OR there is no TOP assistant and uses HOTWORD
Eric Laurent6ede98f2019-06-11 14:50:30 -07001071 if (isA11yOnTop || rttCallActive) {
Eric Laurent4eb58f12018-12-07 16:41:02 -08001072 if (source == AUDIO_SOURCE_HOTWORD || source == AUDIO_SOURCE_VOICE_RECOGNITION) {
Eric Laurent1ff16a72019-03-14 18:35:04 -07001073 allowCapture = true;
Eric Laurent4eb58f12018-12-07 16:41:02 -08001074 }
Eric Laurent4ab18412022-11-07 16:25:32 +01001075 } else if (allowSensitiveCapture
Oscar Azucenac2cdda32022-01-31 19:10:39 -08001076 && canCaptureIfInCallOrCommunication(current)) {
1077 if (isTopOrLatestAssistant
1078 && (source == AUDIO_SOURCE_VOICE_RECOGNITION
1079 || source == AUDIO_SOURCE_HOTWORD)) {
1080 allowCapture = true;
1081 } else if (!isAssistantOnTop && (source == AUDIO_SOURCE_HOTWORD)) {
1082 allowCapture = true;
1083 }
1084 }
1085 } else if (useActiveAssistantList && mUidPolicy->isActiveAssistantUid(currentUid)) {
1086 // For assistant on active list and on top allow capture if:
1087 // An accessibility service is on TOP
1088 // AND the source is VOICE_RECOGNITION or HOTWORD
1089 // OR there is no active privacy sensitive capture or call
1090 // OR client has CAPTURE_AUDIO_OUTPUT privileged permission
1091 // AND uses VOICE_RECOGNITION OR uses HOTWORD
1092 if (isA11yOnTop) {
1093 if (source == AUDIO_SOURCE_HOTWORD || source == AUDIO_SOURCE_VOICE_RECOGNITION) {
1094 allowCapture = true;
1095 }
Eric Laurent4ab18412022-11-07 16:25:32 +01001096 } else if (allowSensitiveCapture
Eric Laurentc21d5692020-02-25 10:24:36 -08001097 && canCaptureIfInCallOrCommunication(current)) {
Oscar Azucenac2cdda32022-01-31 19:10:39 -08001098 if ((source == AUDIO_SOURCE_VOICE_RECOGNITION) || (source == AUDIO_SOURCE_HOTWORD))
1099 {
Eric Laurent1ff16a72019-03-14 18:35:04 -07001100 allowCapture = true;
Eric Laurent4eb58f12018-12-07 16:41:02 -08001101 }
1102 }
Philip P. Moltmannbda45752020-07-17 16:41:18 -07001103 } else if (mUidPolicy->isA11yUid(currentUid)) {
Eric Laurent1ff16a72019-03-14 18:35:04 -07001104 // For accessibility service allow capture if:
Eric Laurent47670c92019-08-28 16:59:05 -07001105 // The assistant is not on TOP
1106 // AND there is no active privacy sensitive capture or call
Eric Laurent589171c2019-07-25 18:04:29 -07001107 // OR client has CAPTURE_AUDIO_OUTPUT privileged permission
Eric Laurent47670c92019-08-28 16:59:05 -07001108 // OR
1109 // Is on TOP AND the source is VOICE_RECOGNITION or HOTWORD
1110 if (!isAssistantOnTop
Eric Laurent4ab18412022-11-07 16:25:32 +01001111 && allowSensitiveCapture
Eric Laurentc21d5692020-02-25 10:24:36 -08001112 && canCaptureIfInCallOrCommunication(current)) {
Eric Laurent47670c92019-08-28 16:59:05 -07001113 allowCapture = true;
1114 }
Eric Laurent589171c2019-07-25 18:04:29 -07001115 if (isA11yOnTop) {
1116 if (source == AUDIO_SOURCE_VOICE_RECOGNITION || source == AUDIO_SOURCE_HOTWORD) {
1117 allowCapture = true;
1118 }
Eric Laurent4eb58f12018-12-07 16:41:02 -08001119 }
Eric Laurent4e947da2019-10-17 15:24:06 -07001120 } else if (source == AUDIO_SOURCE_HOTWORD) {
1121 // For HOTWORD source allow capture when not on TOP if:
1122 // All active clients are using HOTWORD source
1123 // AND no call is active
1124 // OR client has CAPTURE_AUDIO_OUTPUT privileged permission
Eric Laurentc21d5692020-02-25 10:24:36 -08001125 if (onlyHotwordActive
1126 && canCaptureIfInCallOrCommunication(current)) {
Eric Laurent4e947da2019-10-17 15:24:06 -07001127 allowCapture = true;
1128 }
Philip P. Moltmannbda45752020-07-17 16:41:18 -07001129 } else if (mUidPolicy->isCurrentImeUid(currentUid)) {
Kohsuke Yatoha623a132020-03-24 20:10:26 -07001130 // For current InputMethodService allow capture if:
1131 // A RTT call is active AND the source is VOICE_RECOGNITION
1132 if (rttCallActive && source == AUDIO_SOURCE_VOICE_RECOGNITION) {
1133 allowCapture = true;
1134 }
Eric Laurent4eb58f12018-12-07 16:41:02 -08001135 }
Eric Laurent8c7ef892021-06-10 13:32:16 +02001136 setAppState_l(current,
Philip P. Moltmannbda45752020-07-17 16:41:18 -07001137 allowCapture ? apmStatFromAmState(mUidPolicy->getUidState(currentUid)) :
Eric Laurent1ff16a72019-03-14 18:35:04 -07001138 APP_STATE_IDLE);
Eric Laurente8c8b432018-10-17 10:08:02 -07001139 }
1140}
1141
Michael Groovercfd28302018-12-11 19:16:46 -08001142void AudioPolicyService::silenceAllRecordings_l() {
1143 for (size_t i = 0; i < mAudioRecordClients.size(); i++) {
1144 sp<AudioRecordClient> current = mAudioRecordClients[i];
Eric Laurent1ff16a72019-03-14 18:35:04 -07001145 if (!isVirtualSource(current->attributes.source)) {
Eric Laurent8c7ef892021-06-10 13:32:16 +02001146 setAppState_l(current, APP_STATE_IDLE);
Eric Laurent1ff16a72019-03-14 18:35:04 -07001147 }
Michael Groovercfd28302018-12-11 19:16:46 -08001148 }
1149}
1150
Eric Laurente8c8b432018-10-17 10:08:02 -07001151/* static */
1152app_state_t AudioPolicyService::apmStatFromAmState(int amState) {
Eric Laurent1ff16a72019-03-14 18:35:04 -07001153
1154 if (amState == ActivityManager::PROCESS_STATE_UNKNOWN) {
Eric Laurente8c8b432018-10-17 10:08:02 -07001155 return APP_STATE_IDLE;
Eric Laurent1ff16a72019-03-14 18:35:04 -07001156 } else if (amState <= ActivityManager::PROCESS_STATE_TOP) {
1157 // include persistent services
1158 return APP_STATE_TOP;
Eric Laurente8c8b432018-10-17 10:08:02 -07001159 }
1160 return APP_STATE_FOREGROUND;
1161}
1162
Eric Laurent4eb58f12018-12-07 16:41:02 -08001163/* static */
Eric Laurent2dc962b2019-03-01 08:25:25 -08001164bool AudioPolicyService::isVirtualSource(audio_source_t source)
Eric Laurent4eb58f12018-12-07 16:41:02 -08001165{
1166 switch (source) {
1167 case AUDIO_SOURCE_VOICE_UPLINK:
1168 case AUDIO_SOURCE_VOICE_DOWNLINK:
1169 case AUDIO_SOURCE_VOICE_CALL:
Eric Laurent2dc962b2019-03-01 08:25:25 -08001170 case AUDIO_SOURCE_REMOTE_SUBMIX:
1171 case AUDIO_SOURCE_FM_TUNER:
Eric Laurent68eb2122020-04-30 17:40:57 -07001172 case AUDIO_SOURCE_ECHO_REFERENCE:
Eric Laurent4eb58f12018-12-07 16:41:02 -08001173 return true;
1174 default:
1175 break;
1176 }
1177 return false;
1178}
1179
Eric Laurent8c7ef892021-06-10 13:32:16 +02001180void AudioPolicyService::setAppState_l(sp<AudioRecordClient> client, app_state_t state)
Eric Laurente8c8b432018-10-17 10:08:02 -07001181{
1182 AutoCallerClear acc;
1183
1184 if (mAudioPolicyManager) {
Eric Laurent8c7ef892021-06-10 13:32:16 +02001185 mAudioPolicyManager->setAppState(client->portId, state);
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001186 }
1187 sp<IAudioFlinger> af = AudioSystem::get_audio_flinger();
1188 if (af) {
Eric Laurentf32108e2018-10-04 17:22:04 -07001189 bool silenced = state == APP_STATE_IDLE;
Eric Laurent8c7ef892021-06-10 13:32:16 +02001190 if (client->silenced != silenced) {
1191 if (client->active) {
1192 if (silenced) {
1193 finishRecording(client->attributionSource, client->attributes.source);
1194 } else {
1195 std::stringstream msg;
1196 msg << "Audio recording un-silenced on session " << client->session;
1197 if (!startRecording(client->attributionSource, String16(msg.str().c_str()),
1198 client->attributes.source)) {
1199 silenced = true;
1200 }
1201 }
1202 }
1203 af->setRecordSilenced(client->portId, silenced);
1204 client->silenced = silenced;
1205 }
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001206 }
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001207}
1208
Glenn Kasten0f11b512014-01-31 16:18:54 -08001209status_t AudioPolicyService::dump(int fd, const Vector<String16>& args __unused)
Andy Hung79eacdb2023-11-30 19:34:24 -08001210NO_THREAD_SAFETY_ANALYSIS // update for trylock.
Mathias Agopian65ab4712010-07-14 17:59:35 -07001211{
Glenn Kasten44deb052012-02-05 18:09:08 -08001212 if (!dumpAllowed()) {
Mathias Agopian65ab4712010-07-14 17:59:35 -07001213 dumpPermissionDenial(fd);
1214 } else {
Andy Hung79eacdb2023-11-30 19:34:24 -08001215 const bool locked = mMutex.try_lock(kDumpLockTimeoutNs);
Mathias Agopian65ab4712010-07-14 17:59:35 -07001216 if (!locked) {
1217 String8 result(kDeadlockedString);
Tomasz Wasilczyk833345b2023-08-15 20:59:35 +00001218 write(fd, result.c_str(), result.size());
Mathias Agopian65ab4712010-07-14 17:59:35 -07001219 }
1220
1221 dumpInternals(fd);
Mikhail Naganov1b22e542022-02-25 04:24:49 +00001222
1223 String8 actPtr = String8::format("AudioCommandThread: %p\n", mAudioCommandThread.get());
Tomasz Wasilczyk833345b2023-08-15 20:59:35 +00001224 write(fd, actPtr.c_str(), actPtr.size());
Glenn Kasten9d1f02d2012-02-08 17:47:58 -08001225 if (mAudioCommandThread != 0) {
Mathias Agopian65ab4712010-07-14 17:59:35 -07001226 mAudioCommandThread->dump(fd);
1227 }
Mathias Agopian65ab4712010-07-14 17:59:35 -07001228
Mikhail Naganov1b22e542022-02-25 04:24:49 +00001229 String8 octPtr = String8::format("OutputCommandThread: %p\n", mOutputCommandThread.get());
Tomasz Wasilczyk833345b2023-08-15 20:59:35 +00001230 write(fd, octPtr.c_str(), octPtr.size());
Mikhail Naganov1b22e542022-02-25 04:24:49 +00001231 if (mOutputCommandThread != 0) {
1232 mOutputCommandThread->dump(fd);
1233 }
1234
Eric Laurentdce54a12014-03-10 12:19:46 -07001235 if (mAudioPolicyManager) {
1236 mAudioPolicyManager->dump(fd);
Mikhail Naganov1b22e542022-02-25 04:24:49 +00001237 } else {
1238 String8 apmPtr = String8::format("AudioPolicyManager: %p\n", mAudioPolicyManager);
Tomasz Wasilczyk833345b2023-08-15 20:59:35 +00001239 write(fd, apmPtr.c_str(), apmPtr.size());
Eric Laurentdce54a12014-03-10 12:19:46 -07001240 }
Mathias Agopian65ab4712010-07-14 17:59:35 -07001241
Kevin Rocard8be94972019-02-22 13:26:25 -08001242 mPackageManager.dump(fd);
1243
Andy Hung79eacdb2023-11-30 19:34:24 -08001244 dumpReleaseLock(mMutex, locked);
Andy Hungc747c532022-03-07 21:41:14 -08001245
Shunkai Yao59b27bc2022-07-22 18:42:27 +00001246 if (mSpatializer != nullptr) {
1247 std::string dumpString = mSpatializer->toString(1 /* level */);
1248 write(fd, dumpString.c_str(), dumpString.size());
1249 } else {
1250 String8 spatializerPtr = String8::format("Spatializer no supportted on this device\n");
1251 write(fd, spatializerPtr.c_str(), spatializerPtr.size());
1252 }
1253
Andy Hungc747c532022-03-07 21:41:14 -08001254 {
1255 std::string timeCheckStats = getIAudioPolicyServiceStatistics().dump();
1256 dprintf(fd, "\nIAudioPolicyService binder call profile\n");
1257 write(fd, timeCheckStats.c_str(), timeCheckStats.size());
1258 }
Mathias Agopian65ab4712010-07-14 17:59:35 -07001259 }
1260 return NO_ERROR;
1261}
1262
1263status_t AudioPolicyService::dumpPermissionDenial(int fd)
1264{
1265 const size_t SIZE = 256;
1266 char buffer[SIZE];
1267 String8 result;
1268 snprintf(buffer, SIZE, "Permission Denial: "
1269 "can't dump AudioPolicyService from pid=%d, uid=%d\n",
1270 IPCThreadState::self()->getCallingPid(),
1271 IPCThreadState::self()->getCallingUid());
1272 result.append(buffer);
Tomasz Wasilczyk833345b2023-08-15 20:59:35 +00001273 write(fd, result.c_str(), result.size());
Mathias Agopian65ab4712010-07-14 17:59:35 -07001274 return NO_ERROR;
1275}
1276
1277status_t AudioPolicyService::onTransact(
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001278 uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags) {
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -08001279 // make sure transactions reserved to AudioFlinger do not come from other processes
1280 switch (code) {
1281 case TRANSACTION_startOutput:
1282 case TRANSACTION_stopOutput:
1283 case TRANSACTION_releaseOutput:
1284 case TRANSACTION_getInputForAttr:
1285 case TRANSACTION_startInput:
1286 case TRANSACTION_stopInput:
1287 case TRANSACTION_releaseInput:
1288 case TRANSACTION_getOutputForEffect:
1289 case TRANSACTION_registerEffect:
1290 case TRANSACTION_unregisterEffect:
1291 case TRANSACTION_setEffectEnabled:
1292 case TRANSACTION_getStrategyForStream:
1293 case TRANSACTION_getOutputForAttr:
1294 case TRANSACTION_moveEffectsToIo:
1295 ALOGW("%s: transaction %d received from PID %d",
1296 __func__, code, IPCThreadState::self()->getCallingPid());
1297 return INVALID_OPERATION;
1298 default:
1299 break;
1300 }
1301
1302 // make sure the following transactions come from system components
1303 switch (code) {
1304 case TRANSACTION_setDeviceConnectionState:
1305 case TRANSACTION_handleDeviceConfigChange:
1306 case TRANSACTION_setPhoneState:
1307//FIXME: Allow setForceUse calls from system apps until a better use case routing API is available
1308// case TRANSACTION_setForceUse:
1309 case TRANSACTION_initStreamVolume:
1310 case TRANSACTION_setStreamVolumeIndex:
1311 case TRANSACTION_setVolumeIndexForAttributes:
1312 case TRANSACTION_getStreamVolumeIndex:
1313 case TRANSACTION_getVolumeIndexForAttributes:
1314 case TRANSACTION_getMinVolumeIndexForAttributes:
1315 case TRANSACTION_getMaxVolumeIndexForAttributes:
1316 case TRANSACTION_isStreamActive:
1317 case TRANSACTION_isStreamActiveRemotely:
1318 case TRANSACTION_isSourceActive:
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -08001319 case TRANSACTION_registerPolicyMixes:
Jan Sebechlebsky0af8e872023-08-11 14:45:08 +02001320 case TRANSACTION_updatePolicyMixes:
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -08001321 case TRANSACTION_setMasterMono:
1322 case TRANSACTION_getSurroundFormats:
Kriti Dang6537def2021-03-02 13:46:59 +01001323 case TRANSACTION_getReportedSurroundFormats:
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -08001324 case TRANSACTION_setSurroundFormatEnabled:
Oscar Azucena829d90d2022-01-28 17:17:56 -08001325 case TRANSACTION_setAssistantServicesUids:
Oscar Azucenac2cdda32022-01-31 19:10:39 -08001326 case TRANSACTION_setActiveAssistantServicesUids:
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -08001327 case TRANSACTION_setA11yServicesUids:
1328 case TRANSACTION_setUidDeviceAffinities:
1329 case TRANSACTION_removeUidDeviceAffinities:
1330 case TRANSACTION_setUserIdDeviceAffinities:
1331 case TRANSACTION_removeUserIdDeviceAffinities:
Pattydd807582021-11-04 21:01:03 +08001332 case TRANSACTION_getHwOffloadFormatsSupportedForBluetoothMedia:
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -08001333 case TRANSACTION_listAudioVolumeGroups:
1334 case TRANSACTION_getVolumeGroupFromAudioAttributes:
1335 case TRANSACTION_acquireSoundTriggerSession:
1336 case TRANSACTION_releaseSoundTriggerSession:
Atneya Nair698f5ef2022-12-15 16:15:09 -08001337 case TRANSACTION_isHotwordStreamSupported:
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -08001338 case TRANSACTION_setRttEnabled:
1339 case TRANSACTION_isCallScreenModeSupported:
1340 case TRANSACTION_setDevicesRoleForStrategy:
1341 case TRANSACTION_setSupportedSystemUsages:
1342 case TRANSACTION_removeDevicesRoleForStrategy:
Paul Wang5d7cdb52022-11-22 09:45:06 +00001343 case TRANSACTION_clearDevicesRoleForStrategy:
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -08001344 case TRANSACTION_getDevicesForRoleAndStrategy:
1345 case TRANSACTION_getDevicesForAttributes:
1346 case TRANSACTION_setAllowedCapturePolicy:
1347 case TRANSACTION_onNewAudioModulesAvailable:
1348 case TRANSACTION_setCurrentImeUid:
1349 case TRANSACTION_registerSoundTriggerCaptureStateListener:
1350 case TRANSACTION_setDevicesRoleForCapturePreset:
1351 case TRANSACTION_addDevicesRoleForCapturePreset:
1352 case TRANSACTION_removeDevicesRoleForCapturePreset:
1353 case TRANSACTION_clearDevicesRoleForCapturePreset:
Eric Laurent81dd0f52021-07-05 11:54:40 +02001354 case TRANSACTION_getDevicesForRoleAndCapturePreset:
jiabina84c3d32022-12-02 18:59:55 +00001355 case TRANSACTION_getSpatializer:
1356 case TRANSACTION_setPreferredMixerAttributes:
Marvin Raminbdefaf02023-11-01 09:10:32 +01001357 case TRANSACTION_clearPreferredMixerAttributes:
1358 case TRANSACTION_getRegisteredPolicyMixes: {
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -08001359 if (!isServiceUid(IPCThreadState::self()->getCallingUid())) {
1360 ALOGW("%s: transaction %d received from PID %d unauthorized UID %d",
1361 __func__, code, IPCThreadState::self()->getCallingPid(),
1362 IPCThreadState::self()->getCallingUid());
1363 return INVALID_OPERATION;
1364 }
1365 } break;
1366 default:
1367 break;
1368 }
1369
Andy Hungc747c532022-03-07 21:41:14 -08001370 const std::string methodName = getIAudioPolicyServiceStatistics().getMethodForCode(code);
1371 mediautils::TimeCheck check(
1372 std::string("IAudioPolicyService::").append(methodName),
1373 [code, methodName](bool timeout, float elapsedMs) { // don't move methodName.
1374 if (timeout) {
1375 mediametrics::LogItem(AMEDIAMETRICS_KEY_AUDIO_POLICY)
1376 .set(AMEDIAMETRICS_PROP_EVENT, AMEDIAMETRICS_PROP_EVENT_VALUE_TIMEOUT)
1377 .set(AMEDIAMETRICS_PROP_METHODCODE, int64_t(code))
1378 .set(AMEDIAMETRICS_PROP_METHODNAME, methodName.c_str())
1379 .record();
1380 } else {
1381 getIAudioPolicyServiceStatistics().event(code, elapsedMs);
1382 }
Andy Hung741b3dd2022-06-13 19:49:43 -07001383 }, mediautils::TimeCheck::kDefaultTimeoutDuration,
1384 mediautils::TimeCheck::kDefaultSecondChanceDuration,
1385 true /* crashOnTimeout */);
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -08001386
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001387 switch (code) {
1388 case SHELL_COMMAND_TRANSACTION: {
1389 int in = data.readFileDescriptor();
1390 int out = data.readFileDescriptor();
1391 int err = data.readFileDescriptor();
1392 int argc = data.readInt32();
1393 Vector<String16> args;
1394 for (int i = 0; i < argc && data.dataAvail() > 0; i++) {
1395 args.add(data.readString16());
1396 }
1397 sp<IBinder> unusedCallback;
1398 sp<IResultReceiver> resultReceiver;
1399 status_t status;
1400 if ((status = data.readNullableStrongBinder(&unusedCallback)) != NO_ERROR) {
1401 return status;
1402 }
1403 if ((status = data.readNullableStrongBinder(&resultReceiver)) != NO_ERROR) {
1404 return status;
1405 }
1406 status = shellCommand(in, out, err, args);
1407 if (resultReceiver != nullptr) {
1408 resultReceiver->send(status);
1409 }
1410 return NO_ERROR;
1411 }
1412 }
1413
Mathias Agopian65ab4712010-07-14 17:59:35 -07001414 return BnAudioPolicyService::onTransact(code, data, reply, flags);
1415}
1416
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001417// ------------------- Shell command implementation -------------------
1418
1419// NOTE: This is a remote API - make sure all args are validated
1420status_t AudioPolicyService::shellCommand(int in, int out, int err, Vector<String16>& args) {
1421 if (!checkCallingPermission(sManageAudioPolicyPermission, nullptr, nullptr)) {
1422 return PERMISSION_DENIED;
1423 }
1424 if (in == BAD_TYPE || out == BAD_TYPE || err == BAD_TYPE) {
1425 return BAD_VALUE;
1426 }
jovanakbe066e12019-09-02 11:54:39 -07001427 if (args.size() >= 3 && args[0] == String16("set-uid-state")) {
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001428 return handleSetUidState(args, err);
jovanakbe066e12019-09-02 11:54:39 -07001429 } else if (args.size() >= 2 && args[0] == String16("reset-uid-state")) {
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001430 return handleResetUidState(args, err);
jovanakbe066e12019-09-02 11:54:39 -07001431 } else if (args.size() >= 2 && args[0] == String16("get-uid-state")) {
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001432 return handleGetUidState(args, out, err);
Eric Laurent269acb42021-04-23 16:53:22 +02001433 } else if (args.size() >= 1 && args[0] == String16("purge_permission-cache")) {
1434 purgePermissionCache();
1435 return NO_ERROR;
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001436 } else if (args.size() == 1 && args[0] == String16("help")) {
1437 printHelp(out);
1438 return NO_ERROR;
1439 }
1440 printHelp(err);
1441 return BAD_VALUE;
1442}
1443
jovanakbe066e12019-09-02 11:54:39 -07001444static status_t getUidForPackage(String16 packageName, int userId, /*inout*/uid_t& uid, int err) {
1445 if (userId < 0) {
1446 ALOGE("Invalid user: %d", userId);
1447 dprintf(err, "Invalid user: %d\n", userId);
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001448 return BAD_VALUE;
1449 }
jovanakbe066e12019-09-02 11:54:39 -07001450
1451 PermissionController pc;
1452 uid = pc.getPackageUid(packageName, 0);
1453 if (uid <= 0) {
Tomasz Wasilczyk833345b2023-08-15 20:59:35 +00001454 ALOGE("Unknown package: '%s'", String8(packageName).c_str());
1455 dprintf(err, "Unknown package: '%s'\n", String8(packageName).c_str());
jovanakbe066e12019-09-02 11:54:39 -07001456 return BAD_VALUE;
1457 }
1458
1459 uid = multiuser_get_uid(userId, uid);
1460 return NO_ERROR;
1461}
1462
1463status_t AudioPolicyService::handleSetUidState(Vector<String16>& args, int err) {
1464 // Valid arg.size() is 3 or 5, args.size() is 5 with --user option.
1465 if (!(args.size() == 3 || args.size() == 5)) {
1466 printHelp(err);
1467 return BAD_VALUE;
1468 }
1469
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001470 bool active = false;
1471 if (args[2] == String16("active")) {
1472 active = true;
1473 } else if ((args[2] != String16("idle"))) {
Tomasz Wasilczyk833345b2023-08-15 20:59:35 +00001474 ALOGE("Expected active or idle but got: '%s'", String8(args[2]).c_str());
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001475 return BAD_VALUE;
1476 }
jovanakbe066e12019-09-02 11:54:39 -07001477
1478 int userId = 0;
1479 if (args.size() >= 5 && args[3] == String16("--user")) {
1480 userId = atoi(String8(args[4]));
1481 }
1482
1483 uid_t uid;
1484 if (getUidForPackage(args[1], userId, uid, err) == BAD_VALUE) {
1485 return BAD_VALUE;
1486 }
1487
Mikhail Naganov12b716c2020-04-30 22:37:43 +00001488 sp<UidPolicy> uidPolicy;
1489 {
Andy Hung79eacdb2023-11-30 19:34:24 -08001490 audio_utils::lock_guard _l(mMutex);
Mikhail Naganov12b716c2020-04-30 22:37:43 +00001491 uidPolicy = mUidPolicy;
1492 }
1493 if (uidPolicy) {
1494 uidPolicy->addOverrideUid(uid, active);
1495 return NO_ERROR;
1496 }
1497 return NO_INIT;
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001498}
1499
1500status_t AudioPolicyService::handleResetUidState(Vector<String16>& args, int err) {
jovanakbe066e12019-09-02 11:54:39 -07001501 // Valid arg.size() is 2 or 4, args.size() is 4 with --user option.
1502 if (!(args.size() == 2 || args.size() == 4)) {
1503 printHelp(err);
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001504 return BAD_VALUE;
1505 }
jovanakbe066e12019-09-02 11:54:39 -07001506
1507 int userId = 0;
1508 if (args.size() >= 4 && args[2] == String16("--user")) {
1509 userId = atoi(String8(args[3]));
1510 }
1511
1512 uid_t uid;
1513 if (getUidForPackage(args[1], userId, uid, err) == BAD_VALUE) {
1514 return BAD_VALUE;
1515 }
1516
Mikhail Naganov12b716c2020-04-30 22:37:43 +00001517 sp<UidPolicy> uidPolicy;
1518 {
Andy Hung79eacdb2023-11-30 19:34:24 -08001519 audio_utils::lock_guard _l(mMutex);
Mikhail Naganov12b716c2020-04-30 22:37:43 +00001520 uidPolicy = mUidPolicy;
1521 }
1522 if (uidPolicy) {
1523 uidPolicy->removeOverrideUid(uid);
1524 return NO_ERROR;
1525 }
1526 return NO_INIT;
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001527}
1528
1529status_t AudioPolicyService::handleGetUidState(Vector<String16>& args, int out, int err) {
jovanakbe066e12019-09-02 11:54:39 -07001530 // Valid arg.size() is 2 or 4, args.size() is 4 with --user option.
1531 if (!(args.size() == 2 || args.size() == 4)) {
1532 printHelp(err);
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001533 return BAD_VALUE;
1534 }
jovanakbe066e12019-09-02 11:54:39 -07001535
1536 int userId = 0;
1537 if (args.size() >= 4 && args[2] == String16("--user")) {
1538 userId = atoi(String8(args[3]));
1539 }
1540
1541 uid_t uid;
1542 if (getUidForPackage(args[1], userId, uid, err) == BAD_VALUE) {
1543 return BAD_VALUE;
1544 }
1545
Mikhail Naganov12b716c2020-04-30 22:37:43 +00001546 sp<UidPolicy> uidPolicy;
1547 {
Andy Hung79eacdb2023-11-30 19:34:24 -08001548 audio_utils::lock_guard _l(mMutex);
Mikhail Naganov12b716c2020-04-30 22:37:43 +00001549 uidPolicy = mUidPolicy;
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001550 }
Mikhail Naganov12b716c2020-04-30 22:37:43 +00001551 if (uidPolicy) {
1552 return dprintf(out, uidPolicy->isUidActive(uid) ? "active\n" : "idle\n");
1553 }
1554 return NO_INIT;
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001555}
1556
1557status_t AudioPolicyService::printHelp(int out) {
1558 return dprintf(out, "Audio policy service commands:\n"
jovanakbe066e12019-09-02 11:54:39 -07001559 " get-uid-state <PACKAGE> [--user USER_ID] gets the uid state\n"
1560 " set-uid-state <PACKAGE> <active|idle> [--user USER_ID] overrides the uid state\n"
1561 " reset-uid-state <PACKAGE> [--user USER_ID] clears the uid state override\n"
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001562 " help print this message\n");
1563}
1564
Eric Laurent0d13fea2022-11-04 17:12:08 +01001565status_t AudioPolicyService::registerOutput(audio_io_handle_t output,
1566 const audio_config_base_t& config,
1567 const audio_output_flags_t flags) {
1568 return mUsecaseValidator->registerStream(output, config, flags);
1569}
1570
1571status_t AudioPolicyService::unregisterOutput(audio_io_handle_t output) {
1572 return mUsecaseValidator->unregisterStream(output);
1573}
1574
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001575// ----------- AudioPolicyService::UidPolicy implementation ----------
1576
1577void AudioPolicyService::UidPolicy::registerSelf() {
Steven Moreland2f348142019-07-02 15:59:07 -07001578 status_t res = mAm.linkToDeath(this);
1579 mAm.registerUidObserver(this, ActivityManager::UID_OBSERVER_GONE
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001580 | ActivityManager::UID_OBSERVER_IDLE
Eric Laurente8c8b432018-10-17 10:08:02 -07001581 | ActivityManager::UID_OBSERVER_ACTIVE
1582 | ActivityManager::UID_OBSERVER_PROCSTATE,
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001583 ActivityManager::PROCESS_STATE_UNKNOWN,
1584 String16("audioserver"));
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001585 if (!res) {
Andy Hung79eacdb2023-11-30 19:34:24 -08001586 audio_utils::lock_guard _l(mMutex);
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001587 mObserverRegistered = true;
1588 } else {
1589 ALOGE("UidPolicy::registerSelf linkToDeath failed: %d", res);
Eric Laurent4eb58f12018-12-07 16:41:02 -08001590
Steven Moreland2f348142019-07-02 15:59:07 -07001591 mAm.unregisterUidObserver(this);
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001592 }
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001593}
1594
1595void AudioPolicyService::UidPolicy::unregisterSelf() {
Steven Moreland2f348142019-07-02 15:59:07 -07001596 mAm.unlinkToDeath(this);
1597 mAm.unregisterUidObserver(this);
Andy Hung79eacdb2023-11-30 19:34:24 -08001598 audio_utils::lock_guard _l(mMutex);
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001599 mObserverRegistered = false;
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001600}
1601
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001602void AudioPolicyService::UidPolicy::binderDied(__unused const wp<IBinder> &who) {
Andy Hung79eacdb2023-11-30 19:34:24 -08001603 audio_utils::lock_guard _l(mMutex);
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001604 mCachedUids.clear();
1605 mObserverRegistered = false;
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001606}
1607
Eric Laurente8c8b432018-10-17 10:08:02 -07001608void AudioPolicyService::UidPolicy::checkRegistered() {
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001609 bool needToReregister = false;
1610 {
Andy Hung79eacdb2023-11-30 19:34:24 -08001611 audio_utils::lock_guard _l(mMutex);
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001612 needToReregister = !mObserverRegistered;
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001613 }
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001614 if (needToReregister) {
1615 // Looks like ActivityManager has died previously, attempt to re-register.
1616 registerSelf();
1617 }
Eric Laurente8c8b432018-10-17 10:08:02 -07001618}
1619
1620bool AudioPolicyService::UidPolicy::isUidActive(uid_t uid) {
1621 if (isServiceUid(uid)) return true;
1622 checkRegistered();
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001623 {
Andy Hung79eacdb2023-11-30 19:34:24 -08001624 audio_utils::lock_guard _l(mMutex);
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001625 auto overrideIter = mOverrideUids.find(uid);
1626 if (overrideIter != mOverrideUids.end()) {
Eric Laurente8c8b432018-10-17 10:08:02 -07001627 return overrideIter->second.first;
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001628 }
1629 // In an absense of the ActivityManager, assume everything to be active.
1630 if (!mObserverRegistered) return true;
1631 auto cacheIter = mCachedUids.find(uid);
Mikhail Naganoveba668a2018-04-05 08:13:15 -07001632 if (cacheIter != mCachedUids.end()) {
Eric Laurente8c8b432018-10-17 10:08:02 -07001633 return cacheIter->second.first;
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001634 }
1635 }
1636 ActivityManager am;
Hui Yu12c7ec72020-05-04 17:40:52 +00001637 bool active = am.isUidActive(uid, String16("audioserver"));
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001638 {
Andy Hung79eacdb2023-11-30 19:34:24 -08001639 audio_utils::lock_guard _l(mMutex);
Eric Laurente8c8b432018-10-17 10:08:02 -07001640 mCachedUids.insert(std::pair<uid_t,
1641 std::pair<bool, int>>(uid, std::pair<bool, int>(active,
1642 ActivityManager::PROCESS_STATE_UNKNOWN)));
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001643 }
1644 return active;
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001645}
1646
Eric Laurente8c8b432018-10-17 10:08:02 -07001647int AudioPolicyService::UidPolicy::getUidState(uid_t uid) {
1648 if (isServiceUid(uid)) {
1649 return ActivityManager::PROCESS_STATE_TOP;
1650 }
1651 checkRegistered();
1652 {
Andy Hung79eacdb2023-11-30 19:34:24 -08001653 audio_utils::lock_guard _l(mMutex);
Eric Laurente8c8b432018-10-17 10:08:02 -07001654 auto overrideIter = mOverrideUids.find(uid);
1655 if (overrideIter != mOverrideUids.end()) {
1656 if (overrideIter->second.first) {
1657 if (overrideIter->second.second != ActivityManager::PROCESS_STATE_UNKNOWN) {
1658 return overrideIter->second.second;
1659 } else {
1660 auto cacheIter = mCachedUids.find(uid);
1661 if (cacheIter != mCachedUids.end()) {
1662 return cacheIter->second.second;
1663 }
1664 }
1665 }
1666 return ActivityManager::PROCESS_STATE_UNKNOWN;
1667 }
1668 // In an absense of the ActivityManager, assume everything to be active.
1669 if (!mObserverRegistered) {
1670 return ActivityManager::PROCESS_STATE_TOP;
1671 }
1672 auto cacheIter = mCachedUids.find(uid);
1673 if (cacheIter != mCachedUids.end()) {
1674 if (cacheIter->second.first) {
1675 return cacheIter->second.second;
1676 } else {
1677 return ActivityManager::PROCESS_STATE_UNKNOWN;
1678 }
1679 }
1680 }
1681 ActivityManager am;
Hui Yu12c7ec72020-05-04 17:40:52 +00001682 bool active = am.isUidActive(uid, String16("audioserver"));
Eric Laurente8c8b432018-10-17 10:08:02 -07001683 int state = ActivityManager::PROCESS_STATE_UNKNOWN;
1684 if (active) {
1685 state = am.getUidProcessState(uid, String16("audioserver"));
1686 }
1687 {
Andy Hung79eacdb2023-11-30 19:34:24 -08001688 audio_utils::lock_guard _l(mMutex);
Eric Laurente8c8b432018-10-17 10:08:02 -07001689 mCachedUids.insert(std::pair<uid_t,
1690 std::pair<bool, int>>(uid, std::pair<bool, int>(active, state)));
1691 }
Eric Laurent4eb58f12018-12-07 16:41:02 -08001692
Eric Laurente8c8b432018-10-17 10:08:02 -07001693 return state;
1694}
1695
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001696void AudioPolicyService::UidPolicy::onUidActive(uid_t uid) {
Eric Laurente8c8b432018-10-17 10:08:02 -07001697 updateUid(&mCachedUids, uid, true, ActivityManager::PROCESS_STATE_UNKNOWN, true);
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001698}
1699
1700void AudioPolicyService::UidPolicy::onUidGone(uid_t uid, __unused bool disabled) {
Eric Laurente8c8b432018-10-17 10:08:02 -07001701 updateUid(&mCachedUids, uid, false, ActivityManager::PROCESS_STATE_UNKNOWN, false);
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001702}
1703
1704void AudioPolicyService::UidPolicy::onUidIdle(uid_t uid, __unused bool disabled) {
Eric Laurente8c8b432018-10-17 10:08:02 -07001705 updateUid(&mCachedUids, uid, false, ActivityManager::PROCESS_STATE_UNKNOWN, true);
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001706}
1707
Eric Laurente8c8b432018-10-17 10:08:02 -07001708void AudioPolicyService::UidPolicy::onUidStateChanged(uid_t uid,
1709 int32_t procState,
Hui Yu13ad0eb2019-09-09 10:27:07 -07001710 int64_t procStateSeq __unused,
1711 int32_t capability __unused) {
Eric Laurente8c8b432018-10-17 10:08:02 -07001712 if (procState != ActivityManager::PROCESS_STATE_UNKNOWN) {
1713 updateUid(&mCachedUids, uid, true, procState, true);
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001714 }
1715}
1716
Austin Borgerdddb7552023-03-30 17:53:01 -07001717void AudioPolicyService::UidPolicy::onUidProcAdjChanged(uid_t uid __unused, int32_t adj __unused) {
Austin Borger65577682022-02-17 00:25:43 +00001718}
1719
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001720void AudioPolicyService::UidPolicy::updateOverrideUid(uid_t uid, bool active, bool insert) {
Eric Laurente8c8b432018-10-17 10:08:02 -07001721 updateUid(&mOverrideUids, uid, active, ActivityManager::PROCESS_STATE_UNKNOWN, insert);
1722}
1723
1724void AudioPolicyService::UidPolicy::notifyService() {
1725 sp<AudioPolicyService> service = mService.promote();
1726 if (service != nullptr) {
1727 service->updateUidStates();
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001728 }
1729}
1730
Eric Laurente8c8b432018-10-17 10:08:02 -07001731void AudioPolicyService::UidPolicy::updateUid(std::unordered_map<uid_t,
1732 std::pair<bool, int>> *uids,
1733 uid_t uid,
1734 bool active,
1735 int state,
1736 bool insert) {
1737 if (isServiceUid(uid)) {
1738 return;
1739 }
1740 bool wasActive = isUidActive(uid);
1741 int previousState = getUidState(uid);
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001742 {
Andy Hung79eacdb2023-11-30 19:34:24 -08001743 audio_utils::lock_guard _l(mMutex);
Eric Laurente8c8b432018-10-17 10:08:02 -07001744 updateUidLocked(uids, uid, active, state, insert);
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001745 }
Eric Laurente8c8b432018-10-17 10:08:02 -07001746 if (wasActive != isUidActive(uid) || state != previousState) {
1747 notifyService();
1748 }
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001749}
1750
Eric Laurente8c8b432018-10-17 10:08:02 -07001751void AudioPolicyService::UidPolicy::updateUidLocked(std::unordered_map<uid_t,
1752 std::pair<bool, int>> *uids,
1753 uid_t uid,
1754 bool active,
1755 int state,
1756 bool insert) {
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001757 auto it = uids->find(uid);
1758 if (it != uids->end()) {
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001759 if (insert) {
Eric Laurente8c8b432018-10-17 10:08:02 -07001760 if (state == ActivityManager::PROCESS_STATE_UNKNOWN) {
1761 it->second.first = active;
1762 }
1763 if (it->second.first) {
1764 it->second.second = state;
1765 } else {
1766 it->second.second = ActivityManager::PROCESS_STATE_UNKNOWN;
1767 }
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001768 } else {
1769 uids->erase(it);
1770 }
Eric Laurente8c8b432018-10-17 10:08:02 -07001771 } else if (insert && (state == ActivityManager::PROCESS_STATE_UNKNOWN)) {
1772 uids->insert(std::pair<uid_t, std::pair<bool, int>>(uid,
1773 std::pair<bool, int>(active, state)));
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001774 }
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001775}
Mathias Agopian65ab4712010-07-14 17:59:35 -07001776
Eric Laurent4eb58f12018-12-07 16:41:02 -08001777bool AudioPolicyService::UidPolicy::isA11yOnTop() {
Andy Hung79eacdb2023-11-30 19:34:24 -08001778 audio_utils::lock_guard _l(mMutex);
Eric Laurent4eb58f12018-12-07 16:41:02 -08001779 for (const auto &uid : mCachedUids) {
Eric Laurent47670c92019-08-28 16:59:05 -07001780 if (!isA11yUid(uid.first)) {
Eric Laurent4eb58f12018-12-07 16:41:02 -08001781 continue;
1782 }
Amith Yamasanibcbb3002019-01-23 13:53:33 -08001783 if (uid.second.second >= ActivityManager::PROCESS_STATE_TOP
1784 && uid.second.second <= ActivityManager::PROCESS_STATE_BOUND_FOREGROUND_SERVICE) {
Eric Laurent4eb58f12018-12-07 16:41:02 -08001785 return true;
1786 }
1787 }
1788 return false;
1789}
1790
Eric Laurentb78763e2018-10-17 10:08:02 -07001791bool AudioPolicyService::UidPolicy::isA11yUid(uid_t uid)
1792{
1793 std::vector<uid_t>::iterator it = find(mA11yUids.begin(), mA11yUids.end(), uid);
1794 return it != mA11yUids.end();
1795}
1796
Oscar Azucena829d90d2022-01-28 17:17:56 -08001797void AudioPolicyService::UidPolicy::setAssistantUids(const std::vector<uid_t>& uids) {
1798 mAssistantUids.clear();
1799 mAssistantUids = uids;
1800}
1801
1802bool AudioPolicyService::UidPolicy::isAssistantUid(uid_t uid)
1803{
1804 std::vector<uid_t>::iterator it = find(mAssistantUids.begin(), mAssistantUids.end(), uid);
1805 return it != mAssistantUids.end();
1806}
1807
Oscar Azucenac2cdda32022-01-31 19:10:39 -08001808void AudioPolicyService::UidPolicy::setActiveAssistantUids(const std::vector<uid_t>& activeUids) {
1809 mActiveAssistantUids = activeUids;
1810}
1811
1812bool AudioPolicyService::UidPolicy::isActiveAssistantUid(uid_t uid)
1813{
1814 std::vector<uid_t>::iterator it = find(mActiveAssistantUids.begin(),
1815 mActiveAssistantUids.end(), uid);
1816 return it != mActiveAssistantUids.end();
1817}
1818
Oscar Azucena829d90d2022-01-28 17:17:56 -08001819void AudioPolicyService::UidPolicy::dumpInternals(int fd) {
1820 const size_t SIZE = 256;
1821 char buffer[SIZE];
1822 String8 result;
1823 auto appendUidsToResult = [&](const char* title, const std::vector<uid_t> &uids) {
1824 snprintf(buffer, SIZE, "\t%s: \n", title);
1825 result.append(buffer);
1826 int counter = 0;
1827 if (uids.empty()) {
1828 snprintf(buffer, SIZE, "\t\tNo UIDs present.\n");
1829 result.append(buffer);
1830 return;
1831 }
1832 for (const auto &uid : uids) {
1833 snprintf(buffer, SIZE, "\t\tUID[%d]=%d\n", counter++, uid);
1834 result.append(buffer);
1835 }
1836 };
1837
1838 snprintf(buffer, SIZE, "UID Policy:\n");
1839 result.append(buffer);
1840 snprintf(buffer, SIZE, "\tmObserverRegistered=%s\n",(mObserverRegistered ? "True":"False"));
1841 result.append(buffer);
1842
1843 appendUidsToResult("Assistants UIDs", mAssistantUids);
Oscar Azucenac2cdda32022-01-31 19:10:39 -08001844 appendUidsToResult("Active Assistants UIDs", mActiveAssistantUids);
Oscar Azucena829d90d2022-01-28 17:17:56 -08001845
1846 appendUidsToResult("Accessibility UIDs", mA11yUids);
1847
1848 snprintf(buffer, SIZE, "\tInput Method Service UID=%d\n", mCurrentImeUid);
1849 result.append(buffer);
1850
1851 snprintf(buffer, SIZE, "\tIs RTT Enabled: %s\n", (mRttEnabled ? "True":"False"));
1852 result.append(buffer);
1853
Tomasz Wasilczyk833345b2023-08-15 20:59:35 +00001854 write(fd, result.c_str(), result.size());
Oscar Azucena829d90d2022-01-28 17:17:56 -08001855}
1856
Michael Groovercfd28302018-12-11 19:16:46 -08001857// ----------- AudioPolicyService::SensorPrivacyService implementation ----------
1858void AudioPolicyService::SensorPrivacyPolicy::registerSelf() {
1859 SensorPrivacyManager spm;
1860 mSensorPrivacyEnabled = spm.isSensorPrivacyEnabled();
1861 spm.addSensorPrivacyListener(this);
1862}
1863
1864void AudioPolicyService::SensorPrivacyPolicy::unregisterSelf() {
1865 SensorPrivacyManager spm;
1866 spm.removeSensorPrivacyListener(this);
1867}
1868
1869bool AudioPolicyService::SensorPrivacyPolicy::isSensorPrivacyEnabled() {
1870 return mSensorPrivacyEnabled;
1871}
1872
Evan Seversond8dc6832022-01-27 10:47:03 -08001873binder::Status AudioPolicyService::SensorPrivacyPolicy::onSensorPrivacyChanged(
1874 int toggleType __unused, int sensor __unused, bool enabled) {
Michael Groovercfd28302018-12-11 19:16:46 -08001875 mSensorPrivacyEnabled = enabled;
1876 sp<AudioPolicyService> service = mService.promote();
1877 if (service != nullptr) {
1878 service->updateUidStates();
1879 }
1880 return binder::Status::ok();
1881}
1882
Mathias Agopian65ab4712010-07-14 17:59:35 -07001883// ----------- AudioPolicyService::AudioCommandThread implementation ----------
1884
Eric Laurentbfb1b832013-01-07 09:53:42 -08001885AudioPolicyService::AudioCommandThread::AudioCommandThread(String8 name,
1886 const wp<AudioPolicyService>& service)
1887 : Thread(false), mName(name), mService(service)
Mathias Agopian65ab4712010-07-14 17:59:35 -07001888{
Mathias Agopian65ab4712010-07-14 17:59:35 -07001889}
1890
1891
1892AudioPolicyService::AudioCommandThread::~AudioCommandThread()
1893{
Eric Laurentbfb1b832013-01-07 09:53:42 -08001894 if (!mAudioCommands.isEmpty()) {
Tomasz Wasilczyk833345b2023-08-15 20:59:35 +00001895 release_wake_lock(mName.c_str());
Mathias Agopian65ab4712010-07-14 17:59:35 -07001896 }
1897 mAudioCommands.clear();
Mathias Agopian65ab4712010-07-14 17:59:35 -07001898}
1899
1900void AudioPolicyService::AudioCommandThread::onFirstRef()
1901{
Tomasz Wasilczyk833345b2023-08-15 20:59:35 +00001902 run(mName.c_str(), ANDROID_PRIORITY_AUDIO);
Mathias Agopian65ab4712010-07-14 17:59:35 -07001903}
1904
1905bool AudioPolicyService::AudioCommandThread::threadLoop()
1906{
Eric Laurentd7eda8d2016-02-02 17:18:39 -08001907 nsecs_t waitTime = -1;
Mathias Agopian65ab4712010-07-14 17:59:35 -07001908
Andy Hung79eacdb2023-11-30 19:34:24 -08001909 audio_utils::unique_lock ul(mMutex);
Mathias Agopian65ab4712010-07-14 17:59:35 -07001910 while (!exitPending())
1911 {
Eric Laurent59a89232014-06-08 14:14:17 -07001912 sp<AudioPolicyService> svc;
Ytai Ben-Tsvi6958b022022-04-26 15:45:53 -07001913 int numTimesBecameEmpty = 0;
Eric Laurent59a89232014-06-08 14:14:17 -07001914 while (!mAudioCommands.isEmpty() && !exitPending()) {
Mathias Agopian65ab4712010-07-14 17:59:35 -07001915 nsecs_t curTime = systemTime();
1916 // commands are sorted by increasing time stamp: execute them from index 0 and up
1917 if (mAudioCommands[0]->mTime <= curTime) {
Eric Laurent0ede8922014-05-09 18:04:42 -07001918 sp<AudioCommand> command = mAudioCommands[0];
Mathias Agopian65ab4712010-07-14 17:59:35 -07001919 mAudioCommands.removeAt(0);
Ytai Ben-Tsvi6958b022022-04-26 15:45:53 -07001920 if (mAudioCommands.isEmpty()) {
1921 ++numTimesBecameEmpty;
1922 }
Eric Laurent0ede8922014-05-09 18:04:42 -07001923 mLastCommand = command;
Mathias Agopian65ab4712010-07-14 17:59:35 -07001924
1925 switch (command->mCommand) {
Mathias Agopian65ab4712010-07-14 17:59:35 -07001926 case SET_VOLUME: {
Eric Laurent0ede8922014-05-09 18:04:42 -07001927 VolumeData *data = (VolumeData *)command->mParam.get();
Steve Block3856b092011-10-20 11:56:00 +01001928 ALOGV("AudioCommandThread() processing set volume stream %d, \
Eric Laurentde070132010-07-13 04:45:46 -07001929 volume %f, output %d", data->mStream, data->mVolume, data->mIO);
Andy Hung79eacdb2023-11-30 19:34:24 -08001930 ul.unlock();
Eric Laurentde070132010-07-13 04:45:46 -07001931 command->mStatus = AudioSystem::setStreamVolume(data->mStream,
1932 data->mVolume,
1933 data->mIO);
Andy Hung79eacdb2023-11-30 19:34:24 -08001934 ul.lock();
Mathias Agopian65ab4712010-07-14 17:59:35 -07001935 }break;
1936 case SET_PARAMETERS: {
Eric Laurent0ede8922014-05-09 18:04:42 -07001937 ParametersData *data = (ParametersData *)command->mParam.get();
Glenn Kastene53b9ea2012-03-12 16:29:55 -07001938 ALOGV("AudioCommandThread() processing set parameters string %s, io %d",
Tomasz Wasilczyk833345b2023-08-15 20:59:35 +00001939 data->mKeyValuePairs.c_str(), data->mIO);
Andy Hung79eacdb2023-11-30 19:34:24 -08001940 ul.unlock();
Glenn Kastene53b9ea2012-03-12 16:29:55 -07001941 command->mStatus = AudioSystem::setParameters(data->mIO, data->mKeyValuePairs);
Andy Hung79eacdb2023-11-30 19:34:24 -08001942 ul.lock();
Glenn Kastene53b9ea2012-03-12 16:29:55 -07001943 }break;
Mathias Agopian65ab4712010-07-14 17:59:35 -07001944 case SET_VOICE_VOLUME: {
Eric Laurent0ede8922014-05-09 18:04:42 -07001945 VoiceVolumeData *data = (VoiceVolumeData *)command->mParam.get();
Steve Block3856b092011-10-20 11:56:00 +01001946 ALOGV("AudioCommandThread() processing set voice volume volume %f",
Eric Laurentde070132010-07-13 04:45:46 -07001947 data->mVolume);
Andy Hung79eacdb2023-11-30 19:34:24 -08001948 ul.unlock();
Mathias Agopian65ab4712010-07-14 17:59:35 -07001949 command->mStatus = AudioSystem::setVoiceVolume(data->mVolume);
Andy Hung79eacdb2023-11-30 19:34:24 -08001950 ul.lock();
Mathias Agopian65ab4712010-07-14 17:59:35 -07001951 }break;
Eric Laurentbfb1b832013-01-07 09:53:42 -08001952 case STOP_OUTPUT: {
Eric Laurent0ede8922014-05-09 18:04:42 -07001953 StopOutputData *data = (StopOutputData *)command->mParam.get();
Eric Laurentd7fe0862018-07-14 16:48:01 -07001954 ALOGV("AudioCommandThread() processing stop output portId %d",
1955 data->mPortId);
Eric Laurent59a89232014-06-08 14:14:17 -07001956 svc = mService.promote();
Eric Laurentbfb1b832013-01-07 09:53:42 -08001957 if (svc == 0) {
1958 break;
1959 }
Andy Hung79eacdb2023-11-30 19:34:24 -08001960 ul.unlock();
Eric Laurentd7fe0862018-07-14 16:48:01 -07001961 svc->doStopOutput(data->mPortId);
Andy Hung79eacdb2023-11-30 19:34:24 -08001962 ul.lock();
Eric Laurentbfb1b832013-01-07 09:53:42 -08001963 }break;
1964 case RELEASE_OUTPUT: {
Eric Laurent0ede8922014-05-09 18:04:42 -07001965 ReleaseOutputData *data = (ReleaseOutputData *)command->mParam.get();
Eric Laurentd7fe0862018-07-14 16:48:01 -07001966 ALOGV("AudioCommandThread() processing release output portId %d",
1967 data->mPortId);
Eric Laurent59a89232014-06-08 14:14:17 -07001968 svc = mService.promote();
Eric Laurentbfb1b832013-01-07 09:53:42 -08001969 if (svc == 0) {
1970 break;
1971 }
Andy Hung79eacdb2023-11-30 19:34:24 -08001972 ul.unlock();
Eric Laurentd7fe0862018-07-14 16:48:01 -07001973 svc->doReleaseOutput(data->mPortId);
Andy Hung79eacdb2023-11-30 19:34:24 -08001974 ul.lock();
Eric Laurentbfb1b832013-01-07 09:53:42 -08001975 }break;
Eric Laurent951f4552014-05-20 10:48:17 -07001976 case CREATE_AUDIO_PATCH: {
1977 CreateAudioPatchData *data = (CreateAudioPatchData *)command->mParam.get();
1978 ALOGV("AudioCommandThread() processing create audio patch");
1979 sp<IAudioFlinger> af = AudioSystem::get_audio_flinger();
1980 if (af == 0) {
1981 command->mStatus = PERMISSION_DENIED;
1982 } else {
Andy Hung79eacdb2023-11-30 19:34:24 -08001983 ul.unlock();
Eric Laurent951f4552014-05-20 10:48:17 -07001984 command->mStatus = af->createAudioPatch(&data->mPatch, &data->mHandle);
Andy Hung79eacdb2023-11-30 19:34:24 -08001985 ul.lock();
Eric Laurent951f4552014-05-20 10:48:17 -07001986 }
1987 } break;
1988 case RELEASE_AUDIO_PATCH: {
1989 ReleaseAudioPatchData *data = (ReleaseAudioPatchData *)command->mParam.get();
1990 ALOGV("AudioCommandThread() processing release audio patch");
1991 sp<IAudioFlinger> af = AudioSystem::get_audio_flinger();
1992 if (af == 0) {
1993 command->mStatus = PERMISSION_DENIED;
1994 } else {
Andy Hung79eacdb2023-11-30 19:34:24 -08001995 ul.unlock();
Eric Laurent951f4552014-05-20 10:48:17 -07001996 command->mStatus = af->releaseAudioPatch(data->mHandle);
Andy Hung79eacdb2023-11-30 19:34:24 -08001997 ul.lock();
Eric Laurent951f4552014-05-20 10:48:17 -07001998 }
1999 } break;
Eric Laurentb52c1522014-05-20 11:27:36 -07002000 case UPDATE_AUDIOPORT_LIST: {
2001 ALOGV("AudioCommandThread() processing update audio port list");
Eric Laurent59a89232014-06-08 14:14:17 -07002002 svc = mService.promote();
Eric Laurentb52c1522014-05-20 11:27:36 -07002003 if (svc == 0) {
2004 break;
2005 }
Andy Hung79eacdb2023-11-30 19:34:24 -08002006 ul.unlock();
Eric Laurentb52c1522014-05-20 11:27:36 -07002007 svc->doOnAudioPortListUpdate();
Andy Hung79eacdb2023-11-30 19:34:24 -08002008 ul.lock();
Eric Laurentb52c1522014-05-20 11:27:36 -07002009 }break;
2010 case UPDATE_AUDIOPATCH_LIST: {
2011 ALOGV("AudioCommandThread() processing update audio patch 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 }
Andy Hung79eacdb2023-11-30 19:34:24 -08002016 ul.unlock();
Eric Laurentb52c1522014-05-20 11:27:36 -07002017 svc->doOnAudioPatchListUpdate();
Andy Hung79eacdb2023-11-30 19:34:24 -08002018 ul.lock();
Eric Laurentb52c1522014-05-20 11:27:36 -07002019 }break;
François Gaffiecfe17322018-11-07 13:41:29 +01002020 case CHANGED_AUDIOVOLUMEGROUP: {
2021 AudioVolumeGroupData *data =
2022 static_cast<AudioVolumeGroupData *>(command->mParam.get());
2023 ALOGV("AudioCommandThread() processing update audio volume group");
2024 svc = mService.promote();
2025 if (svc == 0) {
2026 break;
2027 }
Andy Hung79eacdb2023-11-30 19:34:24 -08002028 ul.unlock();
François Gaffiecfe17322018-11-07 13:41:29 +01002029 svc->doOnAudioVolumeGroupChanged(data->mGroup, data->mFlags);
Andy Hung79eacdb2023-11-30 19:34:24 -08002030 ul.lock();
François Gaffiecfe17322018-11-07 13:41:29 +01002031 }break;
Eric Laurente1715a42014-05-20 11:30:42 -07002032 case SET_AUDIOPORT_CONFIG: {
2033 SetAudioPortConfigData *data = (SetAudioPortConfigData *)command->mParam.get();
2034 ALOGV("AudioCommandThread() processing set port config");
2035 sp<IAudioFlinger> af = AudioSystem::get_audio_flinger();
2036 if (af == 0) {
2037 command->mStatus = PERMISSION_DENIED;
2038 } else {
Andy Hung79eacdb2023-11-30 19:34:24 -08002039 ul.unlock();
Eric Laurente1715a42014-05-20 11:30:42 -07002040 command->mStatus = af->setAudioPortConfig(&data->mConfig);
Andy Hung79eacdb2023-11-30 19:34:24 -08002041 ul.lock();
Eric Laurente1715a42014-05-20 11:30:42 -07002042 }
2043 } break;
Jean-Michel Trivide801052015-04-14 19:10:14 -07002044 case DYN_POLICY_MIX_STATE_UPDATE: {
2045 DynPolicyMixStateUpdateData *data =
2046 (DynPolicyMixStateUpdateData *)command->mParam.get();
Jean-Michel Trivide801052015-04-14 19:10:14 -07002047 ALOGV("AudioCommandThread() processing dyn policy mix state update %s %d",
Tomasz Wasilczyk833345b2023-08-15 20:59:35 +00002048 data->mRegId.c_str(), data->mState);
Jean-Michel Trivide801052015-04-14 19:10:14 -07002049 svc = mService.promote();
2050 if (svc == 0) {
2051 break;
2052 }
Andy Hung79eacdb2023-11-30 19:34:24 -08002053 ul.unlock();
Jean-Michel Trivide801052015-04-14 19:10:14 -07002054 svc->doOnDynamicPolicyMixStateUpdate(data->mRegId, data->mState);
Andy Hung79eacdb2023-11-30 19:34:24 -08002055 ul.lock();
Jean-Michel Trivide801052015-04-14 19:10:14 -07002056 } break;
Jean-Michel Trivi2f4fe9f2015-12-04 16:20:59 -08002057 case RECORDING_CONFIGURATION_UPDATE: {
2058 RecordingConfigurationUpdateData *data =
2059 (RecordingConfigurationUpdateData *)command->mParam.get();
2060 ALOGV("AudioCommandThread() processing recording configuration update");
2061 svc = mService.promote();
2062 if (svc == 0) {
2063 break;
2064 }
Andy Hung79eacdb2023-11-30 19:34:24 -08002065 ul.unlock();
Jean-Michel Triviac4e4292016-12-22 11:39:31 -08002066 svc->doOnRecordingConfigurationUpdate(data->mEvent, &data->mClientInfo,
Eric Laurenta9f86652018-11-28 17:23:11 -08002067 &data->mClientConfig, data->mClientEffects,
2068 &data->mDeviceConfig, data->mEffects,
2069 data->mPatchHandle, data->mSource);
Andy Hung79eacdb2023-11-30 19:34:24 -08002070 ul.lock();
Jean-Michel Trivi2f4fe9f2015-12-04 16:20:59 -08002071 } break;
Eric Laurentb20cf7d2019-04-05 19:37:34 -07002072 case SET_EFFECT_SUSPENDED: {
2073 SetEffectSuspendedData *data = (SetEffectSuspendedData *)command->mParam.get();
2074 ALOGV("AudioCommandThread() processing set effect suspended");
2075 sp<IAudioFlinger> af = AudioSystem::get_audio_flinger();
2076 if (af != 0) {
Andy Hung79eacdb2023-11-30 19:34:24 -08002077 ul.unlock();
Eric Laurentb20cf7d2019-04-05 19:37:34 -07002078 af->setEffectSuspended(data->mEffectId, data->mSessionId, data->mSuspended);
Andy Hung79eacdb2023-11-30 19:34:24 -08002079 ul.lock();
Eric Laurentb20cf7d2019-04-05 19:37:34 -07002080 }
2081 } break;
Mikhail Naganov88b30d22020-03-09 19:43:13 +00002082 case AUDIO_MODULES_UPDATE: {
2083 ALOGV("AudioCommandThread() processing audio modules update");
2084 svc = mService.promote();
2085 if (svc == 0) {
2086 break;
2087 }
Andy Hung79eacdb2023-11-30 19:34:24 -08002088 ul.unlock();
Mikhail Naganov88b30d22020-03-09 19:43:13 +00002089 svc->doOnNewAudioModulesAvailable();
Andy Hung79eacdb2023-11-30 19:34:24 -08002090 ul.lock();
Mikhail Naganov88b30d22020-03-09 19:43:13 +00002091 } break;
Jean-Michel Trivi9a6b9ad2020-10-22 16:46:43 -07002092 case ROUTING_UPDATED: {
2093 ALOGV("AudioCommandThread() processing routing update");
2094 svc = mService.promote();
2095 if (svc == 0) {
2096 break;
2097 }
Andy Hung79eacdb2023-11-30 19:34:24 -08002098 ul.unlock();
Jean-Michel Trivi9a6b9ad2020-10-22 16:46:43 -07002099 svc->doOnRoutingUpdated();
Andy Hung79eacdb2023-11-30 19:34:24 -08002100 ul.lock();
Jean-Michel Trivi9a6b9ad2020-10-22 16:46:43 -07002101 } break;
Eric Laurentb20cf7d2019-04-05 19:37:34 -07002102
Eric Laurented726cc2021-07-01 14:26:41 +02002103 case UPDATE_UID_STATES: {
2104 ALOGV("AudioCommandThread() processing updateUID states");
2105 svc = mService.promote();
2106 if (svc == 0) {
2107 break;
2108 }
Andy Hung79eacdb2023-11-30 19:34:24 -08002109 ul.unlock();
Eric Laurented726cc2021-07-01 14:26:41 +02002110 svc->updateUidStates();
Andy Hung79eacdb2023-11-30 19:34:24 -08002111 ul.lock();
Eric Laurented726cc2021-07-01 14:26:41 +02002112 } break;
2113
Eric Laurent15903592022-02-24 20:44:36 +01002114 case CHECK_SPATIALIZER_OUTPUT: {
2115 ALOGV("AudioCommandThread() processing check spatializer");
Eric Laurent81dd0f52021-07-05 11:54:40 +02002116 svc = mService.promote();
2117 if (svc == 0) {
2118 break;
2119 }
Andy Hung79eacdb2023-11-30 19:34:24 -08002120 ul.unlock();
Eric Laurent81dd0f52021-07-05 11:54:40 +02002121 svc->doOnCheckSpatializer();
Andy Hung79eacdb2023-11-30 19:34:24 -08002122 ul.lock();
Eric Laurent81dd0f52021-07-05 11:54:40 +02002123 } break;
2124
Eric Laurent15903592022-02-24 20:44:36 +01002125 case UPDATE_ACTIVE_SPATIALIZER_TRACKS: {
2126 ALOGV("AudioCommandThread() processing update spatializer tracks");
2127 svc = mService.promote();
2128 if (svc == 0) {
2129 break;
2130 }
Andy Hung79eacdb2023-11-30 19:34:24 -08002131 ul.unlock();
Eric Laurent15903592022-02-24 20:44:36 +01002132 svc->doOnUpdateActiveSpatializerTracks();
Andy Hung79eacdb2023-11-30 19:34:24 -08002133 ul.lock();
Eric Laurent15903592022-02-24 20:44:36 +01002134 } break;
2135
Jean-Michel Trivi78f2b302022-04-15 18:18:41 +00002136 case VOL_RANGE_INIT_REQUEST: {
2137 ALOGV("AudioCommandThread() processing volume range init request");
2138 svc = mService.promote();
2139 if (svc == 0) {
2140 break;
2141 }
Andy Hung79eacdb2023-11-30 19:34:24 -08002142 ul.unlock();
Jean-Michel Trivi78f2b302022-04-15 18:18:41 +00002143 svc->doOnVolumeRangeInitRequest();
Andy Hung79eacdb2023-11-30 19:34:24 -08002144 ul.lock();
Jean-Michel Trivi78f2b302022-04-15 18:18:41 +00002145 } break;
2146
Mathias Agopian65ab4712010-07-14 17:59:35 -07002147 default:
Steve Block5ff1dd52012-01-05 23:22:43 +00002148 ALOGW("AudioCommandThread() unknown command %d", command->mCommand);
Mathias Agopian65ab4712010-07-14 17:59:35 -07002149 }
Eric Laurent0ede8922014-05-09 18:04:42 -07002150 {
Andy Hung79eacdb2023-11-30 19:34:24 -08002151 audio_utils::lock_guard _l(command->mMutex);
Eric Laurent0ede8922014-05-09 18:04:42 -07002152 if (command->mWaitStatus) {
2153 command->mWaitStatus = false;
Andy Hung79eacdb2023-11-30 19:34:24 -08002154 command->mCond.notify_one();
Eric Laurent0ede8922014-05-09 18:04:42 -07002155 }
2156 }
Eric Laurentd7eda8d2016-02-02 17:18:39 -08002157 waitTime = -1;
Andy Hung79eacdb2023-11-30 19:34:24 -08002158 // release ul before releasing strong reference on the service as
Zach Janga754b4f2015-10-27 01:29:34 +00002159 // AudioPolicyService destructor calls AudioCommandThread::exit() which
Andy Hung79eacdb2023-11-30 19:34:24 -08002160 // acquires ul.
2161 ul.unlock();
Zach Janga754b4f2015-10-27 01:29:34 +00002162 svc.clear();
Andy Hung79eacdb2023-11-30 19:34:24 -08002163 ul.lock();
Mathias Agopian65ab4712010-07-14 17:59:35 -07002164 } else {
2165 waitTime = mAudioCommands[0]->mTime - curTime;
2166 break;
2167 }
2168 }
Zach Janga754b4f2015-10-27 01:29:34 +00002169
Ytai Ben-Tsvi6958b022022-04-26 15:45:53 -07002170 // release delayed commands wake lock as many times as we made the queue is
2171 // empty during popping.
2172 while (numTimesBecameEmpty--) {
Tomasz Wasilczyk833345b2023-08-15 20:59:35 +00002173 release_wake_lock(mName.c_str());
Zach Janga754b4f2015-10-27 01:29:34 +00002174 }
2175
2176 // At this stage we have either an empty command queue or the first command in the queue
2177 // has a finite delay. So unless we are exiting it is safe to wait.
2178 if (!exitPending()) {
Eric Laurent59a89232014-06-08 14:14:17 -07002179 ALOGV("AudioCommandThread() going to sleep");
Eric Laurentd7eda8d2016-02-02 17:18:39 -08002180 if (waitTime == -1) {
Andy Hung79eacdb2023-11-30 19:34:24 -08002181 mWaitWorkCV.wait(ul);
Eric Laurentd7eda8d2016-02-02 17:18:39 -08002182 } else {
Andy Hung79eacdb2023-11-30 19:34:24 -08002183 // discard return value.
2184 mWaitWorkCV.wait_for(ul, std::chrono::nanoseconds(waitTime));
Eric Laurentd7eda8d2016-02-02 17:18:39 -08002185 }
Eric Laurent59a89232014-06-08 14:14:17 -07002186 }
Mathias Agopian65ab4712010-07-14 17:59:35 -07002187 }
Ricardo Garcia05f2fdc2014-07-24 15:48:24 -07002188 // release delayed commands wake lock before quitting
2189 if (!mAudioCommands.isEmpty()) {
Tomasz Wasilczyk833345b2023-08-15 20:59:35 +00002190 release_wake_lock(mName.c_str());
Ricardo Garcia05f2fdc2014-07-24 15:48:24 -07002191 }
Mathias Agopian65ab4712010-07-14 17:59:35 -07002192 return false;
2193}
2194
2195status_t AudioPolicyService::AudioCommandThread::dump(int fd)
Andy Hung79eacdb2023-11-30 19:34:24 -08002196NO_THREAD_SAFETY_ANALYSIS // trylock
Mathias Agopian65ab4712010-07-14 17:59:35 -07002197{
2198 const size_t SIZE = 256;
2199 char buffer[SIZE];
2200 String8 result;
2201
Andy Hung79eacdb2023-11-30 19:34:24 -08002202 const bool locked = mMutex.try_lock(kDumpLockTimeoutNs);
Mathias Agopian65ab4712010-07-14 17:59:35 -07002203 if (!locked) {
2204 String8 result2(kCmdDeadlockedString);
Tomasz Wasilczyk833345b2023-08-15 20:59:35 +00002205 write(fd, result2.c_str(), result2.size());
Mathias Agopian65ab4712010-07-14 17:59:35 -07002206 }
2207
2208 snprintf(buffer, SIZE, "- Commands:\n");
2209 result = String8(buffer);
2210 result.append(" Command Time Wait pParam\n");
Glenn Kasten8d6a2442012-02-08 14:04:28 -08002211 for (size_t i = 0; i < mAudioCommands.size(); i++) {
Mathias Agopian65ab4712010-07-14 17:59:35 -07002212 mAudioCommands[i]->dump(buffer, SIZE);
2213 result.append(buffer);
2214 }
2215 result.append(" Last Command\n");
Eric Laurent0ede8922014-05-09 18:04:42 -07002216 if (mLastCommand != 0) {
2217 mLastCommand->dump(buffer, SIZE);
2218 result.append(buffer);
2219 } else {
2220 result.append(" none\n");
2221 }
Mathias Agopian65ab4712010-07-14 17:59:35 -07002222
Tomasz Wasilczyk833345b2023-08-15 20:59:35 +00002223 write(fd, result.c_str(), result.size());
Mathias Agopian65ab4712010-07-14 17:59:35 -07002224
Andy Hung79eacdb2023-11-30 19:34:24 -08002225 dumpReleaseLock(mMutex, locked);
Mathias Agopian65ab4712010-07-14 17:59:35 -07002226
2227 return NO_ERROR;
2228}
2229
Glenn Kastenfff6d712012-01-12 16:38:12 -08002230status_t AudioPolicyService::AudioCommandThread::volumeCommand(audio_stream_type_t stream,
Eric Laurentde070132010-07-13 04:45:46 -07002231 float volume,
Glenn Kasten72ef00d2012-01-17 11:09:42 -08002232 audio_io_handle_t output,
Eric Laurentde070132010-07-13 04:45:46 -07002233 int delayMs)
Mathias Agopian65ab4712010-07-14 17:59:35 -07002234{
Eric Laurent0ede8922014-05-09 18:04:42 -07002235 sp<AudioCommand> command = new AudioCommand();
Mathias Agopian65ab4712010-07-14 17:59:35 -07002236 command->mCommand = SET_VOLUME;
Eric Laurent0ede8922014-05-09 18:04:42 -07002237 sp<VolumeData> data = new VolumeData();
Mathias Agopian65ab4712010-07-14 17:59:35 -07002238 data->mStream = stream;
2239 data->mVolume = volume;
2240 data->mIO = output;
2241 command->mParam = data;
Eric Laurent0ede8922014-05-09 18:04:42 -07002242 command->mWaitStatus = true;
Steve Block3856b092011-10-20 11:56:00 +01002243 ALOGV("AudioCommandThread() adding set volume stream %d, volume %f, output %d",
Eric Laurentde070132010-07-13 04:45:46 -07002244 stream, volume, output);
Eric Laurent0ede8922014-05-09 18:04:42 -07002245 return sendCommand(command, delayMs);
Mathias Agopian65ab4712010-07-14 17:59:35 -07002246}
2247
Glenn Kasten72ef00d2012-01-17 11:09:42 -08002248status_t AudioPolicyService::AudioCommandThread::parametersCommand(audio_io_handle_t ioHandle,
Dima Zavinfce7a472011-04-19 22:30:36 -07002249 const char *keyValuePairs,
Eric Laurentde070132010-07-13 04:45:46 -07002250 int delayMs)
Mathias Agopian65ab4712010-07-14 17:59:35 -07002251{
Eric Laurent0ede8922014-05-09 18:04:42 -07002252 sp<AudioCommand> command = new AudioCommand();
Mathias Agopian65ab4712010-07-14 17:59:35 -07002253 command->mCommand = SET_PARAMETERS;
Eric Laurent0ede8922014-05-09 18:04:42 -07002254 sp<ParametersData> data = new ParametersData();
Mathias Agopian65ab4712010-07-14 17:59:35 -07002255 data->mIO = ioHandle;
Dima Zavinfce7a472011-04-19 22:30:36 -07002256 data->mKeyValuePairs = String8(keyValuePairs);
Mathias Agopian65ab4712010-07-14 17:59:35 -07002257 command->mParam = data;
Eric Laurent0ede8922014-05-09 18:04:42 -07002258 command->mWaitStatus = true;
Steve Block3856b092011-10-20 11:56:00 +01002259 ALOGV("AudioCommandThread() adding set parameter string %s, io %d ,delay %d",
Dima Zavinfce7a472011-04-19 22:30:36 -07002260 keyValuePairs, ioHandle, delayMs);
Eric Laurent0ede8922014-05-09 18:04:42 -07002261 return sendCommand(command, delayMs);
Mathias Agopian65ab4712010-07-14 17:59:35 -07002262}
2263
2264status_t AudioPolicyService::AudioCommandThread::voiceVolumeCommand(float volume, int delayMs)
2265{
Eric Laurent0ede8922014-05-09 18:04:42 -07002266 sp<AudioCommand> command = new AudioCommand();
Mathias Agopian65ab4712010-07-14 17:59:35 -07002267 command->mCommand = SET_VOICE_VOLUME;
Eric Laurent0ede8922014-05-09 18:04:42 -07002268 sp<VoiceVolumeData> data = new VoiceVolumeData();
Mathias Agopian65ab4712010-07-14 17:59:35 -07002269 data->mVolume = volume;
2270 command->mParam = data;
Eric Laurent0ede8922014-05-09 18:04:42 -07002271 command->mWaitStatus = true;
Steve Block3856b092011-10-20 11:56:00 +01002272 ALOGV("AudioCommandThread() adding set voice volume volume %f", volume);
Eric Laurent0ede8922014-05-09 18:04:42 -07002273 return sendCommand(command, delayMs);
Mathias Agopian65ab4712010-07-14 17:59:35 -07002274}
2275
Eric Laurentb20cf7d2019-04-05 19:37:34 -07002276void AudioPolicyService::AudioCommandThread::setEffectSuspendedCommand(int effectId,
2277 audio_session_t sessionId,
2278 bool suspended)
2279{
2280 sp<AudioCommand> command = new AudioCommand();
2281 command->mCommand = SET_EFFECT_SUSPENDED;
2282 sp<SetEffectSuspendedData> data = new SetEffectSuspendedData();
2283 data->mEffectId = effectId;
2284 data->mSessionId = sessionId;
2285 data->mSuspended = suspended;
2286 command->mParam = data;
2287 ALOGV("AudioCommandThread() adding set suspended effectId %d sessionId %d suspended %d",
2288 effectId, sessionId, suspended);
2289 sendCommand(command);
2290}
2291
2292
Eric Laurentd7fe0862018-07-14 16:48:01 -07002293void AudioPolicyService::AudioCommandThread::stopOutputCommand(audio_port_handle_t portId)
Eric Laurentbfb1b832013-01-07 09:53:42 -08002294{
Eric Laurent0ede8922014-05-09 18:04:42 -07002295 sp<AudioCommand> command = new AudioCommand();
Eric Laurentbfb1b832013-01-07 09:53:42 -08002296 command->mCommand = STOP_OUTPUT;
Eric Laurent0ede8922014-05-09 18:04:42 -07002297 sp<StopOutputData> data = new StopOutputData();
Eric Laurentd7fe0862018-07-14 16:48:01 -07002298 data->mPortId = portId;
Jesper Tragardh48412dc2014-03-24 14:12:43 +01002299 command->mParam = data;
Eric Laurentd7fe0862018-07-14 16:48:01 -07002300 ALOGV("AudioCommandThread() adding stop output portId %d", portId);
Eric Laurent0ede8922014-05-09 18:04:42 -07002301 sendCommand(command);
Eric Laurentbfb1b832013-01-07 09:53:42 -08002302}
2303
Eric Laurentd7fe0862018-07-14 16:48:01 -07002304void AudioPolicyService::AudioCommandThread::releaseOutputCommand(audio_port_handle_t portId)
Eric Laurentbfb1b832013-01-07 09:53:42 -08002305{
Eric Laurent0ede8922014-05-09 18:04:42 -07002306 sp<AudioCommand> command = new AudioCommand();
Eric Laurentbfb1b832013-01-07 09:53:42 -08002307 command->mCommand = RELEASE_OUTPUT;
Eric Laurent0ede8922014-05-09 18:04:42 -07002308 sp<ReleaseOutputData> data = new ReleaseOutputData();
Eric Laurentd7fe0862018-07-14 16:48:01 -07002309 data->mPortId = portId;
Jesper Tragardh48412dc2014-03-24 14:12:43 +01002310 command->mParam = data;
Eric Laurentd7fe0862018-07-14 16:48:01 -07002311 ALOGV("AudioCommandThread() adding release output portId %d", portId);
Eric Laurent0ede8922014-05-09 18:04:42 -07002312 sendCommand(command);
2313}
2314
Eric Laurent951f4552014-05-20 10:48:17 -07002315status_t AudioPolicyService::AudioCommandThread::createAudioPatchCommand(
2316 const struct audio_patch *patch,
2317 audio_patch_handle_t *handle,
2318 int delayMs)
2319{
2320 status_t status = NO_ERROR;
2321
2322 sp<AudioCommand> command = new AudioCommand();
2323 command->mCommand = CREATE_AUDIO_PATCH;
2324 CreateAudioPatchData *data = new CreateAudioPatchData();
2325 data->mPatch = *patch;
2326 data->mHandle = *handle;
2327 command->mParam = data;
2328 command->mWaitStatus = true;
2329 ALOGV("AudioCommandThread() adding create patch delay %d", delayMs);
2330 status = sendCommand(command, delayMs);
2331 if (status == NO_ERROR) {
2332 *handle = data->mHandle;
2333 }
2334 return status;
2335}
2336
2337status_t AudioPolicyService::AudioCommandThread::releaseAudioPatchCommand(audio_patch_handle_t handle,
2338 int delayMs)
2339{
2340 sp<AudioCommand> command = new AudioCommand();
2341 command->mCommand = RELEASE_AUDIO_PATCH;
2342 ReleaseAudioPatchData *data = new ReleaseAudioPatchData();
2343 data->mHandle = handle;
2344 command->mParam = data;
2345 command->mWaitStatus = true;
2346 ALOGV("AudioCommandThread() adding release patch delay %d", delayMs);
2347 return sendCommand(command, delayMs);
2348}
2349
Eric Laurentb52c1522014-05-20 11:27:36 -07002350void AudioPolicyService::AudioCommandThread::updateAudioPortListCommand()
2351{
2352 sp<AudioCommand> command = new AudioCommand();
2353 command->mCommand = UPDATE_AUDIOPORT_LIST;
2354 ALOGV("AudioCommandThread() adding update audio port list");
2355 sendCommand(command);
2356}
2357
Eric Laurented726cc2021-07-01 14:26:41 +02002358void AudioPolicyService::AudioCommandThread::updateUidStatesCommand()
2359{
2360 sp<AudioCommand> command = new AudioCommand();
2361 command->mCommand = UPDATE_UID_STATES;
2362 ALOGV("AudioCommandThread() adding update UID states");
2363 sendCommand(command);
2364}
2365
Eric Laurentb52c1522014-05-20 11:27:36 -07002366void AudioPolicyService::AudioCommandThread::updateAudioPatchListCommand()
2367{
2368 sp<AudioCommand>command = new AudioCommand();
2369 command->mCommand = UPDATE_AUDIOPATCH_LIST;
2370 ALOGV("AudioCommandThread() adding update audio patch list");
2371 sendCommand(command);
2372}
2373
François Gaffiecfe17322018-11-07 13:41:29 +01002374void AudioPolicyService::AudioCommandThread::changeAudioVolumeGroupCommand(volume_group_t group,
2375 int flags)
2376{
2377 sp<AudioCommand>command = new AudioCommand();
2378 command->mCommand = CHANGED_AUDIOVOLUMEGROUP;
2379 AudioVolumeGroupData *data= new AudioVolumeGroupData();
2380 data->mGroup = group;
2381 data->mFlags = flags;
2382 command->mParam = data;
2383 ALOGV("AudioCommandThread() adding audio volume group changed");
2384 sendCommand(command);
2385}
2386
Eric Laurente1715a42014-05-20 11:30:42 -07002387status_t AudioPolicyService::AudioCommandThread::setAudioPortConfigCommand(
2388 const struct audio_port_config *config, int delayMs)
2389{
2390 sp<AudioCommand> command = new AudioCommand();
2391 command->mCommand = SET_AUDIOPORT_CONFIG;
2392 SetAudioPortConfigData *data = new SetAudioPortConfigData();
2393 data->mConfig = *config;
2394 command->mParam = data;
2395 command->mWaitStatus = true;
2396 ALOGV("AudioCommandThread() adding set port config delay %d", delayMs);
2397 return sendCommand(command, delayMs);
2398}
2399
Jean-Michel Trivide801052015-04-14 19:10:14 -07002400void AudioPolicyService::AudioCommandThread::dynamicPolicyMixStateUpdateCommand(
Chih-Hung Hsiehe964d4e2016-08-09 14:31:32 -07002401 const String8& regId, int32_t state)
Jean-Michel Trivide801052015-04-14 19:10:14 -07002402{
2403 sp<AudioCommand> command = new AudioCommand();
2404 command->mCommand = DYN_POLICY_MIX_STATE_UPDATE;
2405 DynPolicyMixStateUpdateData *data = new DynPolicyMixStateUpdateData();
2406 data->mRegId = regId;
2407 data->mState = state;
2408 command->mParam = data;
2409 ALOGV("AudioCommandThread() sending dynamic policy mix (id=%s) state update to %d",
Tomasz Wasilczyk833345b2023-08-15 20:59:35 +00002410 regId.c_str(), state);
Jean-Michel Trivide801052015-04-14 19:10:14 -07002411 sendCommand(command);
2412}
2413
Jean-Michel Trivi2f4fe9f2015-12-04 16:20:59 -08002414void AudioPolicyService::AudioCommandThread::recordingConfigurationUpdateCommand(
Eric Laurenta9f86652018-11-28 17:23:11 -08002415 int event,
2416 const record_client_info_t *clientInfo,
2417 const audio_config_base_t *clientConfig,
2418 std::vector<effect_descriptor_t> clientEffects,
2419 const audio_config_base_t *deviceConfig,
2420 std::vector<effect_descriptor_t> effects,
2421 audio_patch_handle_t patchHandle,
2422 audio_source_t source)
Jean-Michel Trivi2f4fe9f2015-12-04 16:20:59 -08002423{
2424 sp<AudioCommand>command = new AudioCommand();
2425 command->mCommand = RECORDING_CONFIGURATION_UPDATE;
2426 RecordingConfigurationUpdateData *data = new RecordingConfigurationUpdateData();
2427 data->mEvent = event;
Jean-Michel Triviac4e4292016-12-22 11:39:31 -08002428 data->mClientInfo = *clientInfo;
Jean-Michel Trivi7281aa92016-02-17 15:33:40 -08002429 data->mClientConfig = *clientConfig;
Eric Laurenta9f86652018-11-28 17:23:11 -08002430 data->mClientEffects = clientEffects;
Jean-Michel Trivi7281aa92016-02-17 15:33:40 -08002431 data->mDeviceConfig = *deviceConfig;
Eric Laurenta9f86652018-11-28 17:23:11 -08002432 data->mEffects = effects;
Jean-Michel Trivi8c7cf3b2016-02-25 17:08:24 -08002433 data->mPatchHandle = patchHandle;
Eric Laurenta9f86652018-11-28 17:23:11 -08002434 data->mSource = source;
Jean-Michel Trivi2f4fe9f2015-12-04 16:20:59 -08002435 command->mParam = data;
Jean-Michel Triviac4e4292016-12-22 11:39:31 -08002436 ALOGV("AudioCommandThread() adding recording configuration update event %d, source %d uid %u",
2437 event, clientInfo->source, clientInfo->uid);
Jean-Michel Trivi2f4fe9f2015-12-04 16:20:59 -08002438 sendCommand(command);
2439}
2440
Mikhail Naganov88b30d22020-03-09 19:43:13 +00002441void AudioPolicyService::AudioCommandThread::audioModulesUpdateCommand()
2442{
2443 sp<AudioCommand> command = new AudioCommand();
2444 command->mCommand = AUDIO_MODULES_UPDATE;
2445 sendCommand(command);
2446}
2447
Jean-Michel Trivi9a6b9ad2020-10-22 16:46:43 -07002448void AudioPolicyService::AudioCommandThread::routingChangedCommand()
2449{
2450 sp<AudioCommand>command = new AudioCommand();
2451 command->mCommand = ROUTING_UPDATED;
2452 ALOGV("AudioCommandThread() adding routing update");
2453 sendCommand(command);
2454}
2455
Eric Laurent81dd0f52021-07-05 11:54:40 +02002456void AudioPolicyService::AudioCommandThread::checkSpatializerCommand()
2457{
2458 sp<AudioCommand>command = new AudioCommand();
Eric Laurent15903592022-02-24 20:44:36 +01002459 command->mCommand = CHECK_SPATIALIZER_OUTPUT;
Eric Laurent81dd0f52021-07-05 11:54:40 +02002460 ALOGV("AudioCommandThread() adding check spatializer");
2461 sendCommand(command);
2462}
2463
Eric Laurent15903592022-02-24 20:44:36 +01002464void AudioPolicyService::AudioCommandThread::updateActiveSpatializerTracksCommand()
2465{
2466 sp<AudioCommand>command = new AudioCommand();
2467 command->mCommand = UPDATE_ACTIVE_SPATIALIZER_TRACKS;
2468 ALOGV("AudioCommandThread() adding update active spatializer tracks");
2469 sendCommand(command);
2470}
2471
Jean-Michel Trivi78f2b302022-04-15 18:18:41 +00002472void AudioPolicyService::AudioCommandThread::volRangeInitReqCommand()
2473{
2474 sp<AudioCommand>command = new AudioCommand();
2475 command->mCommand = VOL_RANGE_INIT_REQUEST;
2476 ALOGV("AudioCommandThread() adding volume range init request");
2477 sendCommand(command);
2478}
2479
Eric Laurent0ede8922014-05-09 18:04:42 -07002480status_t AudioPolicyService::AudioCommandThread::sendCommand(sp<AudioCommand>& command, int delayMs)
2481{
2482 {
Andy Hung79eacdb2023-11-30 19:34:24 -08002483 audio_utils::lock_guard _l(mMutex);
Eric Laurent0ede8922014-05-09 18:04:42 -07002484 insertCommand_l(command, delayMs);
Andy Hung79eacdb2023-11-30 19:34:24 -08002485 mWaitWorkCV.notify_one();
Eric Laurent0ede8922014-05-09 18:04:42 -07002486 }
Andy Hung79eacdb2023-11-30 19:34:24 -08002487 audio_utils::unique_lock ul(command->mMutex);
Eric Laurent0ede8922014-05-09 18:04:42 -07002488 while (command->mWaitStatus) {
2489 nsecs_t timeOutNs = kAudioCommandTimeoutNs + milliseconds(delayMs);
Andy Hung79eacdb2023-11-30 19:34:24 -08002490 if (command->mCond.wait_for(
Andy Hung02ea2a02024-01-25 17:02:30 -08002491 ul, std::chrono::nanoseconds(timeOutNs), getTid()) == std::cv_status::timeout) {
Eric Laurent0ede8922014-05-09 18:04:42 -07002492 command->mStatus = TIMED_OUT;
2493 command->mWaitStatus = false;
2494 }
2495 }
2496 return command->mStatus;
Eric Laurentbfb1b832013-01-07 09:53:42 -08002497}
2498
Andy Hung79eacdb2023-11-30 19:34:24 -08002499// insertCommand_l() must be called with mMutex held
Eric Laurent0ede8922014-05-09 18:04:42 -07002500void AudioPolicyService::AudioCommandThread::insertCommand_l(sp<AudioCommand>& command, int delayMs)
Mathias Agopian65ab4712010-07-14 17:59:35 -07002501{
Glenn Kasten8d6a2442012-02-08 14:04:28 -08002502 ssize_t i; // not size_t because i will count down to -1
Eric Laurent0ede8922014-05-09 18:04:42 -07002503 Vector < sp<AudioCommand> > removedCommands;
Mathias Agopian65ab4712010-07-14 17:59:35 -07002504 command->mTime = systemTime() + milliseconds(delayMs);
2505
2506 // acquire wake lock to make sure delayed commands are processed
Eric Laurentbfb1b832013-01-07 09:53:42 -08002507 if (mAudioCommands.isEmpty()) {
Tomasz Wasilczyk833345b2023-08-15 20:59:35 +00002508 acquire_wake_lock(PARTIAL_WAKE_LOCK, mName.c_str());
Mathias Agopian65ab4712010-07-14 17:59:35 -07002509 }
2510
2511 // check same pending commands with later time stamps and eliminate them
Ivan Lozano5ff158f2017-10-30 09:06:24 -07002512 for (i = (ssize_t)mAudioCommands.size()-1; i >= 0; i--) {
Eric Laurent0ede8922014-05-09 18:04:42 -07002513 sp<AudioCommand> command2 = mAudioCommands[i];
Mathias Agopian65ab4712010-07-14 17:59:35 -07002514 // commands are sorted by increasing time stamp: no need to scan the rest of mAudioCommands
2515 if (command2->mTime <= command->mTime) break;
Eric Laurente45b48a2014-09-04 16:40:57 -07002516
2517 // create audio patch or release audio patch commands are equivalent
2518 // with regard to filtering
2519 if ((command->mCommand == CREATE_AUDIO_PATCH) ||
2520 (command->mCommand == RELEASE_AUDIO_PATCH)) {
2521 if ((command2->mCommand != CREATE_AUDIO_PATCH) &&
2522 (command2->mCommand != RELEASE_AUDIO_PATCH)) {
2523 continue;
2524 }
2525 } else if (command2->mCommand != command->mCommand) continue;
Mathias Agopian65ab4712010-07-14 17:59:35 -07002526
2527 switch (command->mCommand) {
2528 case SET_PARAMETERS: {
Eric Laurent0ede8922014-05-09 18:04:42 -07002529 ParametersData *data = (ParametersData *)command->mParam.get();
2530 ParametersData *data2 = (ParametersData *)command2->mParam.get();
Mathias Agopian65ab4712010-07-14 17:59:35 -07002531 if (data->mIO != data2->mIO) break;
Steve Block3856b092011-10-20 11:56:00 +01002532 ALOGV("Comparing parameter command %s to new command %s",
Tomasz Wasilczyk833345b2023-08-15 20:59:35 +00002533 data2->mKeyValuePairs.c_str(), data->mKeyValuePairs.c_str());
Mathias Agopian65ab4712010-07-14 17:59:35 -07002534 AudioParameter param = AudioParameter(data->mKeyValuePairs);
2535 AudioParameter param2 = AudioParameter(data2->mKeyValuePairs);
2536 for (size_t j = 0; j < param.size(); j++) {
Glenn Kastene53b9ea2012-03-12 16:29:55 -07002537 String8 key;
2538 String8 value;
2539 param.getAt(j, key, value);
2540 for (size_t k = 0; k < param2.size(); k++) {
2541 String8 key2;
2542 String8 value2;
2543 param2.getAt(k, key2, value2);
2544 if (key2 == key) {
2545 param2.remove(key2);
Tomasz Wasilczyk833345b2023-08-15 20:59:35 +00002546 ALOGV("Filtering out parameter %s", key2.c_str());
Glenn Kastene53b9ea2012-03-12 16:29:55 -07002547 break;
2548 }
2549 }
Mathias Agopian65ab4712010-07-14 17:59:35 -07002550 }
2551 // if all keys have been filtered out, remove the command.
2552 // otherwise, update the key value pairs
2553 if (param2.size() == 0) {
2554 removedCommands.add(command2);
2555 } else {
2556 data2->mKeyValuePairs = param2.toString();
2557 }
Eric Laurent21e54562013-09-23 12:08:05 -07002558 command->mTime = command2->mTime;
2559 // force delayMs to non 0 so that code below does not request to wait for
2560 // command status as the command is now delayed
2561 delayMs = 1;
Mathias Agopian65ab4712010-07-14 17:59:35 -07002562 } break;
2563
2564 case SET_VOLUME: {
Eric Laurent0ede8922014-05-09 18:04:42 -07002565 VolumeData *data = (VolumeData *)command->mParam.get();
2566 VolumeData *data2 = (VolumeData *)command2->mParam.get();
Mathias Agopian65ab4712010-07-14 17:59:35 -07002567 if (data->mIO != data2->mIO) break;
2568 if (data->mStream != data2->mStream) break;
Steve Block3856b092011-10-20 11:56:00 +01002569 ALOGV("Filtering out volume command on output %d for stream %d",
Eric Laurentde070132010-07-13 04:45:46 -07002570 data->mIO, data->mStream);
Mathias Agopian65ab4712010-07-14 17:59:35 -07002571 removedCommands.add(command2);
Eric Laurent21e54562013-09-23 12:08:05 -07002572 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;
Mathias Agopian65ab4712010-07-14 17:59:35 -07002576 } break;
Eric Laurente45b48a2014-09-04 16:40:57 -07002577
Eric Laurentbaf35fe2016-07-27 15:36:53 -07002578 case SET_VOICE_VOLUME: {
2579 VoiceVolumeData *data = (VoiceVolumeData *)command->mParam.get();
2580 VoiceVolumeData *data2 = (VoiceVolumeData *)command2->mParam.get();
2581 ALOGV("Filtering out voice volume command value %f replaced by %f",
2582 data2->mVolume, data->mVolume);
2583 removedCommands.add(command2);
2584 command->mTime = command2->mTime;
2585 // force delayMs to non 0 so that code below does not request to wait for
2586 // command status as the command is now delayed
2587 delayMs = 1;
2588 } break;
2589
Eric Laurente45b48a2014-09-04 16:40:57 -07002590 case CREATE_AUDIO_PATCH:
2591 case RELEASE_AUDIO_PATCH: {
2592 audio_patch_handle_t handle;
Haynes Mathew Georgea2d4a6d2014-10-13 13:05:22 -07002593 struct audio_patch patch;
Eric Laurente45b48a2014-09-04 16:40:57 -07002594 if (command->mCommand == CREATE_AUDIO_PATCH) {
2595 handle = ((CreateAudioPatchData *)command->mParam.get())->mHandle;
Haynes Mathew Georgea2d4a6d2014-10-13 13:05:22 -07002596 patch = ((CreateAudioPatchData *)command->mParam.get())->mPatch;
Eric Laurente45b48a2014-09-04 16:40:57 -07002597 } else {
2598 handle = ((ReleaseAudioPatchData *)command->mParam.get())->mHandle;
Mikhail Naganov7be71d22018-05-23 16:51:46 -07002599 memset(&patch, 0, sizeof(patch));
Eric Laurente45b48a2014-09-04 16:40:57 -07002600 }
2601 audio_patch_handle_t handle2;
Haynes Mathew Georgea2d4a6d2014-10-13 13:05:22 -07002602 struct audio_patch patch2;
Eric Laurente45b48a2014-09-04 16:40:57 -07002603 if (command2->mCommand == CREATE_AUDIO_PATCH) {
2604 handle2 = ((CreateAudioPatchData *)command2->mParam.get())->mHandle;
Haynes Mathew Georgea2d4a6d2014-10-13 13:05:22 -07002605 patch2 = ((CreateAudioPatchData *)command2->mParam.get())->mPatch;
Eric Laurente45b48a2014-09-04 16:40:57 -07002606 } else {
2607 handle2 = ((ReleaseAudioPatchData *)command2->mParam.get())->mHandle;
Glenn Kastenf60b6b62015-07-06 10:53:26 -07002608 memset(&patch2, 0, sizeof(patch2));
Eric Laurente45b48a2014-09-04 16:40:57 -07002609 }
2610 if (handle != handle2) break;
Haynes Mathew Georgea2d4a6d2014-10-13 13:05:22 -07002611 /* Filter CREATE_AUDIO_PATCH commands only when they are issued for
2612 same output. */
2613 if( (command->mCommand == CREATE_AUDIO_PATCH) &&
2614 (command2->mCommand == CREATE_AUDIO_PATCH) ) {
2615 bool isOutputDiff = false;
2616 if (patch.num_sources == patch2.num_sources) {
2617 for (unsigned count = 0; count < patch.num_sources; count++) {
2618 if (patch.sources[count].id != patch2.sources[count].id) {
2619 isOutputDiff = true;
2620 break;
2621 }
2622 }
2623 if (isOutputDiff)
2624 break;
2625 }
2626 }
Eric Laurente45b48a2014-09-04 16:40:57 -07002627 ALOGV("Filtering out %s audio patch command for handle %d",
2628 (command->mCommand == CREATE_AUDIO_PATCH) ? "create" : "release", handle);
2629 removedCommands.add(command2);
2630 command->mTime = command2->mTime;
2631 // force delayMs to non 0 so that code below does not request to wait for
2632 // command status as the command is now delayed
2633 delayMs = 1;
2634 } break;
2635
Jean-Michel Trivide801052015-04-14 19:10:14 -07002636 case DYN_POLICY_MIX_STATE_UPDATE: {
2637
2638 } break;
2639
Jean-Michel Trivi2f4fe9f2015-12-04 16:20:59 -08002640 case RECORDING_CONFIGURATION_UPDATE: {
2641
2642 } break;
2643
Jean-Michel Trivi9a6b9ad2020-10-22 16:46:43 -07002644 case ROUTING_UPDATED: {
2645
2646 } break;
2647
Jean-Michel Trivi78f2b302022-04-15 18:18:41 +00002648 case VOL_RANGE_INIT_REQUEST: {
2649 // command may come from different requests, do not filter
2650 } break;
2651
Mathias Agopian65ab4712010-07-14 17:59:35 -07002652 default:
2653 break;
2654 }
2655 }
2656
2657 // remove filtered commands
2658 for (size_t j = 0; j < removedCommands.size(); j++) {
2659 // removed commands always have time stamps greater than current command
2660 for (size_t k = i + 1; k < mAudioCommands.size(); k++) {
Eric Laurent0ede8922014-05-09 18:04:42 -07002661 if (mAudioCommands[k].get() == removedCommands[j].get()) {
Steve Block3856b092011-10-20 11:56:00 +01002662 ALOGV("suppressing command: %d", mAudioCommands[k]->mCommand);
Mathias Agopian65ab4712010-07-14 17:59:35 -07002663 mAudioCommands.removeAt(k);
2664 break;
2665 }
2666 }
2667 }
2668 removedCommands.clear();
2669
Eric Laurentaa79bef2015-01-15 14:33:51 -08002670 // Disable wait for status if delay is not 0.
2671 // Except for create audio patch command because the returned patch handle
2672 // is needed by audio policy manager
2673 if (delayMs != 0 && command->mCommand != CREATE_AUDIO_PATCH) {
Eric Laurentcec4abb2012-07-03 12:23:02 -07002674 command->mWaitStatus = false;
2675 }
Eric Laurentcec4abb2012-07-03 12:23:02 -07002676
Mathias Agopian65ab4712010-07-14 17:59:35 -07002677 // insert command at the right place according to its time stamp
Eric Laurent1e693b52014-07-09 15:03:28 -07002678 ALOGV("inserting command: %d at index %zd, num commands %zu",
2679 command->mCommand, i+1, mAudioCommands.size());
Mathias Agopian65ab4712010-07-14 17:59:35 -07002680 mAudioCommands.insertAt(command, i + 1);
2681}
2682
2683void AudioPolicyService::AudioCommandThread::exit()
2684{
Steve Block3856b092011-10-20 11:56:00 +01002685 ALOGV("AudioCommandThread::exit");
Mathias Agopian65ab4712010-07-14 17:59:35 -07002686 {
Andy Hung79eacdb2023-11-30 19:34:24 -08002687 audio_utils::lock_guard _l(mMutex);
Mathias Agopian65ab4712010-07-14 17:59:35 -07002688 requestExit();
Andy Hung79eacdb2023-11-30 19:34:24 -08002689 mWaitWorkCV.notify_one();
Mathias Agopian65ab4712010-07-14 17:59:35 -07002690 }
Zach Janga754b4f2015-10-27 01:29:34 +00002691 // Note that we can call it from the thread loop if all other references have been released
2692 // but it will safely return WOULD_BLOCK in this case
Mathias Agopian65ab4712010-07-14 17:59:35 -07002693 requestExitAndWait();
2694}
2695
2696void AudioPolicyService::AudioCommandThread::AudioCommand::dump(char* buffer, size_t size)
2697{
2698 snprintf(buffer, size, " %02d %06d.%03d %01u %p\n",
2699 mCommand,
2700 (int)ns2s(mTime),
2701 (int)ns2ms(mTime)%1000,
2702 mWaitStatus,
Eric Laurent0ede8922014-05-09 18:04:42 -07002703 mParam.get());
Mathias Agopian65ab4712010-07-14 17:59:35 -07002704}
2705
Dima Zavinfce7a472011-04-19 22:30:36 -07002706/******* helpers for the service_ops callbacks defined below *********/
2707void AudioPolicyService::setParameters(audio_io_handle_t ioHandle,
2708 const char *keyValuePairs,
2709 int delayMs)
2710{
Glenn Kasten72ef00d2012-01-17 11:09:42 -08002711 mAudioCommandThread->parametersCommand(ioHandle, keyValuePairs,
Dima Zavinfce7a472011-04-19 22:30:36 -07002712 delayMs);
2713}
2714
2715int AudioPolicyService::setStreamVolume(audio_stream_type_t stream,
2716 float volume,
2717 audio_io_handle_t output,
2718 int delayMs)
2719{
Glenn Kastenfff6d712012-01-12 16:38:12 -08002720 return (int)mAudioCommandThread->volumeCommand(stream, volume,
Glenn Kasten72ef00d2012-01-17 11:09:42 -08002721 output, delayMs);
Dima Zavinfce7a472011-04-19 22:30:36 -07002722}
2723
Dima Zavinfce7a472011-04-19 22:30:36 -07002724int AudioPolicyService::setVoiceVolume(float volume, int delayMs)
2725{
2726 return (int)mAudioCommandThread->voiceVolumeCommand(volume, delayMs);
2727}
2728
Eric Laurentb20cf7d2019-04-05 19:37:34 -07002729void AudioPolicyService::setEffectSuspended(int effectId,
2730 audio_session_t sessionId,
2731 bool suspended)
2732{
2733 mAudioCommandThread->setEffectSuspendedCommand(effectId, sessionId, suspended);
2734}
2735
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -08002736Status AudioPolicyService::onNewAudioModulesAvailable()
Mikhail Naganov88b30d22020-03-09 19:43:13 +00002737{
Mikhail Naganovd0e2c742020-03-25 15:59:59 -07002738 mOutputCommandThread->audioModulesUpdateCommand();
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -08002739 return Status::ok();
Mikhail Naganov88b30d22020-03-09 19:43:13 +00002740}
2741
Eric Laurentb20cf7d2019-04-05 19:37:34 -07002742
Dima Zavinfce7a472011-04-19 22:30:36 -07002743extern "C" {
Eric Laurent2d388ec2014-03-07 13:25:54 -08002744audio_module_handle_t aps_load_hw_module(void *service __unused,
2745 const char *name);
2746audio_io_handle_t aps_open_output(void *service __unused,
Eric Laurenta4c5a552012-03-29 10:12:40 -07002747 audio_devices_t *pDevices,
2748 uint32_t *pSamplingRate,
2749 audio_format_t *pFormat,
2750 audio_channel_mask_t *pChannelMask,
2751 uint32_t *pLatencyMs,
Eric Laurent2d388ec2014-03-07 13:25:54 -08002752 audio_output_flags_t flags);
Eric Laurenta4c5a552012-03-29 10:12:40 -07002753
Eric Laurent2d388ec2014-03-07 13:25:54 -08002754audio_io_handle_t aps_open_output_on_module(void *service __unused,
Eric Laurenta4c5a552012-03-29 10:12:40 -07002755 audio_module_handle_t module,
2756 audio_devices_t *pDevices,
2757 uint32_t *pSamplingRate,
2758 audio_format_t *pFormat,
2759 audio_channel_mask_t *pChannelMask,
2760 uint32_t *pLatencyMs,
Richard Fitzgeraldad3af332013-03-25 16:54:37 +00002761 audio_output_flags_t flags,
Eric Laurent2d388ec2014-03-07 13:25:54 -08002762 const audio_offload_info_t *offloadInfo);
2763audio_io_handle_t aps_open_dup_output(void *service __unused,
Dima Zavinfce7a472011-04-19 22:30:36 -07002764 audio_io_handle_t output1,
Eric Laurent2d388ec2014-03-07 13:25:54 -08002765 audio_io_handle_t output2);
2766int aps_close_output(void *service __unused, audio_io_handle_t output);
2767int aps_suspend_output(void *service __unused, audio_io_handle_t output);
2768int aps_restore_output(void *service __unused, audio_io_handle_t output);
2769audio_io_handle_t aps_open_input(void *service __unused,
Eric Laurenta4c5a552012-03-29 10:12:40 -07002770 audio_devices_t *pDevices,
2771 uint32_t *pSamplingRate,
2772 audio_format_t *pFormat,
2773 audio_channel_mask_t *pChannelMask,
Eric Laurent2d388ec2014-03-07 13:25:54 -08002774 audio_in_acoustics_t acoustics __unused);
2775audio_io_handle_t aps_open_input_on_module(void *service __unused,
Eric Laurenta4c5a552012-03-29 10:12:40 -07002776 audio_module_handle_t module,
2777 audio_devices_t *pDevices,
2778 uint32_t *pSamplingRate,
2779 audio_format_t *pFormat,
Eric Laurent2d388ec2014-03-07 13:25:54 -08002780 audio_channel_mask_t *pChannelMask);
2781int aps_close_input(void *service __unused, audio_io_handle_t input);
2782int aps_invalidate_stream(void *service __unused, audio_stream_type_t stream);
Glenn Kastend848eb42016-03-08 13:42:11 -08002783int aps_move_effects(void *service __unused, audio_session_t session,
Dima Zavinfce7a472011-04-19 22:30:36 -07002784 audio_io_handle_t src_output,
Eric Laurent2d388ec2014-03-07 13:25:54 -08002785 audio_io_handle_t dst_output);
2786char * aps_get_parameters(void *service __unused, audio_io_handle_t io_handle,
2787 const char *keys);
2788void aps_set_parameters(void *service, audio_io_handle_t io_handle,
2789 const char *kv_pairs, int delay_ms);
2790int aps_set_stream_volume(void *service, audio_stream_type_t stream,
Dima Zavinfce7a472011-04-19 22:30:36 -07002791 float volume, audio_io_handle_t output,
Eric Laurent2d388ec2014-03-07 13:25:54 -08002792 int delay_ms);
Eric Laurent2d388ec2014-03-07 13:25:54 -08002793int aps_set_voice_volume(void *service, float volume, int delay_ms);
2794};
Dima Zavinfce7a472011-04-19 22:30:36 -07002795
Mikhail Naganov1b2a7942017-12-08 10:18:09 -08002796} // namespace android