blob: bfce4bab0190f668bf1d879dde3d6740dafd8af9 [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#undef __STRICT_ANSI__
22#define __STDINT_LIMITS
23#define __STDC_LIMIT_MACROS
24#include <stdint.h>
Mathias Agopian65ab4712010-07-14 17:59:35 -070025#include <sys/time.h>
Jaideep Sharmaba9053b2021-01-25 21:24:26 +053026#include <dlfcn.h>
Mikhail Naganov959e2d02019-03-28 11:08:19 -070027
28#include <audio_utils/clock.h>
Mathias Agopian65ab4712010-07-14 17:59:35 -070029#include <binder/IServiceManager.h>
30#include <utils/Log.h>
31#include <cutils/properties.h>
32#include <binder/IPCThreadState.h>
Svet Ganovf4ddfef2018-01-16 07:37:58 -080033#include <binder/PermissionController.h>
34#include <binder/IResultReceiver.h>
Mathias Agopian65ab4712010-07-14 17:59:35 -070035#include <utils/String16.h>
36#include <utils/threads.h>
37#include "AudioPolicyService.h"
Mathias Agopian65ab4712010-07-14 17:59:35 -070038#include <hardware_legacy/power.h>
Ytai Ben-Tsvi7e7a79d2020-12-15 16:48:16 -080039#include <media/AidlConversion.h>
Eric Laurent7c7f10b2011-06-17 21:29:58 -070040#include <media/AudioEffect.h>
Chih-Hung Hsiehc84d9d22014-11-14 13:33:34 -080041#include <media/AudioParameter.h>
Andy Hungc747c532022-03-07 21:41:14 -080042#include <mediautils/MethodStatistics.h>
Andy Hungab7ef302018-05-15 19:35:29 -070043#include <mediautils/ServiceUtilities.h>
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -080044#include <mediautils/TimeCheck.h>
Michael Groovercfd28302018-12-11 19:16:46 -080045#include <sensorprivacy/SensorPrivacyManager.h>
Mathias Agopian65ab4712010-07-14 17:59:35 -070046
Dima Zavin64760242011-05-11 14:15:23 -070047#include <system/audio.h>
Dima Zavin7394a4f2011-06-13 18:16:26 -070048#include <system/audio_policy.h>
Jaideep Sharmaba9053b2021-01-25 21:24:26 +053049#include <AudioPolicyManager.h>
Mikhail Naganov61a4fac2016-10-13 14:44:18 -070050
Mathias Agopian65ab4712010-07-14 17:59:35 -070051namespace android {
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -080052using binder::Status;
Mathias Agopian65ab4712010-07-14 17:59:35 -070053
Glenn Kasten8dad0e32012-01-09 08:41:22 -080054static const char kDeadlockedString[] = "AudioPolicyService may be deadlocked\n";
55static const char kCmdDeadlockedString[] = "AudioPolicyService command thread may be deadlocked\n";
Jaideep Sharmaba9053b2021-01-25 21:24:26 +053056static const char kAudioPolicyManagerCustomPath[] = "libaudiopolicymanagercustom.so";
Mathias Agopian65ab4712010-07-14 17:59:35 -070057
Mikhail Naganov959e2d02019-03-28 11:08:19 -070058static const int kDumpLockTimeoutNs = 1 * NANOS_PER_SECOND;
Mathias Agopian65ab4712010-07-14 17:59:35 -070059
Eric Laurent0ede8922014-05-09 18:04:42 -070060static const nsecs_t kAudioCommandTimeoutNs = seconds(3); // 3 seconds
Christer Fletcher5fa8c4b2013-01-18 15:27:03 +010061
Svet Ganovf4ddfef2018-01-16 07:37:58 -080062static const String16 sManageAudioPolicyPermission("android.permission.MANAGE_AUDIO_POLICY");
Dima Zavinfce7a472011-04-19 22:30:36 -070063
Andy Hungc747c532022-03-07 21:41:14 -080064// Creates an association between Binder code to name for IAudioPolicyService.
65#define IAUDIOPOLICYSERVICE_BINDER_METHOD_MACRO_LIST \
66BINDER_METHOD_ENTRY(onNewAudioModulesAvailable) \
67BINDER_METHOD_ENTRY(setDeviceConnectionState) \
68BINDER_METHOD_ENTRY(getDeviceConnectionState) \
69BINDER_METHOD_ENTRY(handleDeviceConfigChange) \
70BINDER_METHOD_ENTRY(setPhoneState) \
71BINDER_METHOD_ENTRY(setForceUse) \
72BINDER_METHOD_ENTRY(getForceUse) \
73BINDER_METHOD_ENTRY(getOutput) \
74BINDER_METHOD_ENTRY(getOutputForAttr) \
75BINDER_METHOD_ENTRY(startOutput) \
76BINDER_METHOD_ENTRY(stopOutput) \
77BINDER_METHOD_ENTRY(releaseOutput) \
78BINDER_METHOD_ENTRY(getInputForAttr) \
79BINDER_METHOD_ENTRY(startInput) \
80BINDER_METHOD_ENTRY(stopInput) \
81BINDER_METHOD_ENTRY(releaseInput) \
82BINDER_METHOD_ENTRY(initStreamVolume) \
83BINDER_METHOD_ENTRY(setStreamVolumeIndex) \
84BINDER_METHOD_ENTRY(getStreamVolumeIndex) \
85BINDER_METHOD_ENTRY(setVolumeIndexForAttributes) \
86BINDER_METHOD_ENTRY(getVolumeIndexForAttributes) \
87BINDER_METHOD_ENTRY(getMaxVolumeIndexForAttributes) \
88BINDER_METHOD_ENTRY(getMinVolumeIndexForAttributes) \
89BINDER_METHOD_ENTRY(getStrategyForStream) \
90BINDER_METHOD_ENTRY(getDevicesForAttributes) \
91BINDER_METHOD_ENTRY(getOutputForEffect) \
92BINDER_METHOD_ENTRY(registerEffect) \
93BINDER_METHOD_ENTRY(unregisterEffect) \
94BINDER_METHOD_ENTRY(setEffectEnabled) \
95BINDER_METHOD_ENTRY(moveEffectsToIo) \
96BINDER_METHOD_ENTRY(isStreamActive) \
97BINDER_METHOD_ENTRY(isStreamActiveRemotely) \
98BINDER_METHOD_ENTRY(isSourceActive) \
99BINDER_METHOD_ENTRY(queryDefaultPreProcessing) \
100BINDER_METHOD_ENTRY(addSourceDefaultEffect) \
101BINDER_METHOD_ENTRY(addStreamDefaultEffect) \
102BINDER_METHOD_ENTRY(removeSourceDefaultEffect) \
103BINDER_METHOD_ENTRY(removeStreamDefaultEffect) \
104BINDER_METHOD_ENTRY(setSupportedSystemUsages) \
105BINDER_METHOD_ENTRY(setAllowedCapturePolicy) \
106BINDER_METHOD_ENTRY(getOffloadSupport) \
107BINDER_METHOD_ENTRY(isDirectOutputSupported) \
108BINDER_METHOD_ENTRY(listAudioPorts) \
109BINDER_METHOD_ENTRY(getAudioPort) \
110BINDER_METHOD_ENTRY(createAudioPatch) \
111BINDER_METHOD_ENTRY(releaseAudioPatch) \
112BINDER_METHOD_ENTRY(listAudioPatches) \
113BINDER_METHOD_ENTRY(setAudioPortConfig) \
114BINDER_METHOD_ENTRY(registerClient) \
115BINDER_METHOD_ENTRY(setAudioPortCallbacksEnabled) \
116BINDER_METHOD_ENTRY(setAudioVolumeGroupCallbacksEnabled) \
117BINDER_METHOD_ENTRY(acquireSoundTriggerSession) \
118BINDER_METHOD_ENTRY(releaseSoundTriggerSession) \
119BINDER_METHOD_ENTRY(getPhoneState) \
120BINDER_METHOD_ENTRY(registerPolicyMixes) \
121BINDER_METHOD_ENTRY(setUidDeviceAffinities) \
122BINDER_METHOD_ENTRY(removeUidDeviceAffinities) \
123BINDER_METHOD_ENTRY(setUserIdDeviceAffinities) \
124BINDER_METHOD_ENTRY(removeUserIdDeviceAffinities) \
125BINDER_METHOD_ENTRY(startAudioSource) \
126BINDER_METHOD_ENTRY(stopAudioSource) \
127BINDER_METHOD_ENTRY(setMasterMono) \
128BINDER_METHOD_ENTRY(getMasterMono) \
129BINDER_METHOD_ENTRY(getStreamVolumeDB) \
130BINDER_METHOD_ENTRY(getSurroundFormats) \
131BINDER_METHOD_ENTRY(getReportedSurroundFormats) \
132BINDER_METHOD_ENTRY(getHwOffloadFormatsSupportedForBluetoothMedia) \
133BINDER_METHOD_ENTRY(setSurroundFormatEnabled) \
134BINDER_METHOD_ENTRY(setAssistantServicesUids) \
135BINDER_METHOD_ENTRY(setActiveAssistantServicesUids) \
136BINDER_METHOD_ENTRY(setA11yServicesUids) \
137BINDER_METHOD_ENTRY(setCurrentImeUid) \
138BINDER_METHOD_ENTRY(isHapticPlaybackSupported) \
139BINDER_METHOD_ENTRY(isUltrasoundSupported) \
140BINDER_METHOD_ENTRY(listAudioProductStrategies) \
141BINDER_METHOD_ENTRY(getProductStrategyFromAudioAttributes) \
142BINDER_METHOD_ENTRY(listAudioVolumeGroups) \
143BINDER_METHOD_ENTRY(getVolumeGroupFromAudioAttributes) \
144BINDER_METHOD_ENTRY(setRttEnabled) \
145BINDER_METHOD_ENTRY(isCallScreenModeSupported) \
146BINDER_METHOD_ENTRY(setDevicesRoleForStrategy) \
147BINDER_METHOD_ENTRY(removeDevicesRoleForStrategy) \
148BINDER_METHOD_ENTRY(getDevicesForRoleAndStrategy) \
149BINDER_METHOD_ENTRY(setDevicesRoleForCapturePreset) \
150BINDER_METHOD_ENTRY(addDevicesRoleForCapturePreset) \
151BINDER_METHOD_ENTRY(removeDevicesRoleForCapturePreset) \
152BINDER_METHOD_ENTRY(clearDevicesRoleForCapturePreset) \
153BINDER_METHOD_ENTRY(getDevicesForRoleAndCapturePreset) \
154BINDER_METHOD_ENTRY(registerSoundTriggerCaptureStateListener) \
155BINDER_METHOD_ENTRY(getSpatializer) \
156BINDER_METHOD_ENTRY(canBeSpatialized) \
157BINDER_METHOD_ENTRY(getDirectPlaybackSupport) \
158BINDER_METHOD_ENTRY(getDirectProfilesForAttributes) \
159
160// singleton for Binder Method Statistics for IAudioPolicyService
161static auto& getIAudioPolicyServiceStatistics() {
162 using Code = int;
163
164#pragma push_macro("BINDER_METHOD_ENTRY")
165#undef BINDER_METHOD_ENTRY
166#define BINDER_METHOD_ENTRY(ENTRY) \
167 {(Code)media::BnAudioPolicyService::TRANSACTION_##ENTRY, #ENTRY},
168
169 static mediautils::MethodStatistics<Code> methodStatistics{
170 IAUDIOPOLICYSERVICE_BINDER_METHOD_MACRO_LIST
171 METHOD_STATISTICS_BINDER_CODE_NAMES(Code)
172 };
173#pragma pop_macro("BINDER_METHOD_ENTRY")
174
175 return methodStatistics;
176}
177
Mathias Agopian65ab4712010-07-14 17:59:35 -0700178// ----------------------------------------------------------------------------
179
Jaideep Sharmaba9053b2021-01-25 21:24:26 +0530180static AudioPolicyInterface* createAudioPolicyManager(AudioPolicyClientInterface *clientInterface)
181{
182 AudioPolicyManager *apm = new AudioPolicyManager(clientInterface);
183 status_t status = apm->initialize();
184 if (status != NO_ERROR) {
185 delete apm;
186 apm = nullptr;
187 }
188 return apm;
189}
190
191static void destroyAudioPolicyManager(AudioPolicyInterface *interface)
192{
193 delete interface;
194}
195// ----------------------------------------------------------------------------
196
Mathias Agopian65ab4712010-07-14 17:59:35 -0700197AudioPolicyService::AudioPolicyService()
Ytai Ben-Tsvi85093d52020-03-26 09:41:15 -0700198 : BnAudioPolicyService(),
Ytai Ben-Tsvi85093d52020-03-26 09:41:15 -0700199 mAudioPolicyManager(NULL),
200 mAudioPolicyClient(NULL),
201 mPhoneState(AUDIO_MODE_INVALID),
Jaideep Sharmaba9053b2021-01-25 21:24:26 +0530202 mCaptureStateNotifier(false),
203 mCreateAudioPolicyManager(createAudioPolicyManager),
204 mDestroyAudioPolicyManager(destroyAudioPolicyManager) {
205}
206
207void AudioPolicyService::loadAudioPolicyManager()
208{
209 mLibraryHandle = dlopen(kAudioPolicyManagerCustomPath, RTLD_NOW);
210 if (mLibraryHandle != nullptr) {
211 ALOGI("%s loading %s", __func__, kAudioPolicyManagerCustomPath);
212 mCreateAudioPolicyManager = reinterpret_cast<CreateAudioPolicyManagerInstance>
213 (dlsym(mLibraryHandle, "createAudioPolicyManager"));
214 const char *lastError = dlerror();
215 ALOGW_IF(mCreateAudioPolicyManager == nullptr, "%s createAudioPolicyManager is null %s",
216 __func__, lastError != nullptr ? lastError : "no error");
217
218 mDestroyAudioPolicyManager = reinterpret_cast<DestroyAudioPolicyManagerInstance>(
219 dlsym(mLibraryHandle, "destroyAudioPolicyManager"));
220 lastError = dlerror();
221 ALOGW_IF(mDestroyAudioPolicyManager == nullptr, "%s destroyAudioPolicyManager is null %s",
222 __func__, lastError != nullptr ? lastError : "no error");
223 if (mCreateAudioPolicyManager == nullptr || mDestroyAudioPolicyManager == nullptr){
224 unloadAudioPolicyManager();
225 LOG_ALWAYS_FATAL("could not find audiopolicymanager interface methods");
226 }
227 }
Eric Laurentf5ada6e2014-10-09 17:49:00 -0700228}
229
230void AudioPolicyService::onFirstRef()
231{
Andy Hungd47aca22022-03-15 11:50:51 -0700232 // Log an AudioPolicy "constructor" mediametrics event on first ref.
233 // This records the time it takes to load the audio modules and devices.
234 mediametrics::Defer defer([beginNs = systemTime()] {
235 mediametrics::LogItem(AMEDIAMETRICS_KEY_AUDIO_POLICY)
236 .set(AMEDIAMETRICS_PROP_EVENT, AMEDIAMETRICS_PROP_EVENT_VALUE_CTOR)
237 .set(AMEDIAMETRICS_PROP_EXECUTIONTIMENS, (int64_t)(systemTime() - beginNs))
238 .record(); });
Eric Laurent8b1e80b2014-10-07 09:08:47 -0700239 {
240 Mutex::Autolock _l(mLock);
Eric Laurent93575202011-01-18 18:39:02 -0800241
Eric Laurent8b1e80b2014-10-07 09:08:47 -0700242 // start audio commands thread
243 mAudioCommandThread = new AudioCommandThread(String8("ApmAudio"), this);
244 // start output activity command thread
245 mOutputCommandThread = new AudioCommandThread(String8("ApmOutput"), this);
Eric Laurentdce54a12014-03-10 12:19:46 -0700246
Eric Laurent8b1e80b2014-10-07 09:08:47 -0700247 mAudioPolicyClient = new AudioPolicyClient(this);
Jaideep Sharmaba9053b2021-01-25 21:24:26 +0530248
249 loadAudioPolicyManager();
250 mAudioPolicyManager = mCreateAudioPolicyManager(mAudioPolicyClient);
Eric Laurent8b1e80b2014-10-07 09:08:47 -0700251 }
Eric Laurentd66d7a12021-07-13 13:35:32 +0200252
bryant_liuba2b4392014-06-11 16:49:30 +0800253 // load audio processing modules
Mikhail Naganov12b716c2020-04-30 22:37:43 +0000254 sp<AudioPolicyEffects> audioPolicyEffects = new AudioPolicyEffects();
255 sp<UidPolicy> uidPolicy = new UidPolicy(this);
256 sp<SensorPrivacyPolicy> sensorPrivacyPolicy = new SensorPrivacyPolicy(this);
Eric Laurent8b1e80b2014-10-07 09:08:47 -0700257 {
258 Mutex::Autolock _l(mLock);
259 mAudioPolicyEffects = audioPolicyEffects;
Mikhail Naganov12b716c2020-04-30 22:37:43 +0000260 mUidPolicy = uidPolicy;
261 mSensorPrivacyPolicy = sensorPrivacyPolicy;
Eric Laurent8b1e80b2014-10-07 09:08:47 -0700262 }
Mikhail Naganov12b716c2020-04-30 22:37:43 +0000263 uidPolicy->registerSelf();
264 sensorPrivacyPolicy->registerSelf();
Eric Laurentd66d7a12021-07-13 13:35:32 +0200265
Eric Laurent81dd0f52021-07-05 11:54:40 +0200266 // Create spatializer if supported
Eric Laurent52b0bd52021-09-27 15:25:40 +0200267 if (mAudioPolicyManager != nullptr) {
268 Mutex::Autolock _l(mLock);
269 const audio_attributes_t attr = attributes_initializer(AUDIO_USAGE_MEDIA);
270 AudioDeviceTypeAddrVector devices;
271 bool hasSpatializer = mAudioPolicyManager->canBeSpatialized(&attr, nullptr, devices);
272 if (hasSpatializer) {
273 mSpatializer = Spatializer::create(this);
274 }
Eric Laurent81dd0f52021-07-05 11:54:40 +0200275 }
Eric Laurentd66d7a12021-07-13 13:35:32 +0200276 AudioSystem::audioPolicyReady();
Mathias Agopian65ab4712010-07-14 17:59:35 -0700277}
278
Jaideep Sharmaba9053b2021-01-25 21:24:26 +0530279void AudioPolicyService::unloadAudioPolicyManager()
280{
281 ALOGV("%s ", __func__);
282 if (mLibraryHandle != nullptr) {
283 dlclose(mLibraryHandle);
284 }
285 mLibraryHandle = nullptr;
286 mCreateAudioPolicyManager = nullptr;
287 mDestroyAudioPolicyManager = nullptr;
288}
289
Mathias Agopian65ab4712010-07-14 17:59:35 -0700290AudioPolicyService::~AudioPolicyService()
291{
Mathias Agopian65ab4712010-07-14 17:59:35 -0700292 mAudioCommandThread->exit();
Eric Laurent657ff612014-05-07 11:58:24 -0700293 mOutputCommandThread->exit();
Eric Laurent7c7f10b2011-06-17 21:29:58 -0700294
Jaideep Sharmaba9053b2021-01-25 21:24:26 +0530295 mDestroyAudioPolicyManager(mAudioPolicyManager);
296 unloadAudioPolicyManager();
297
Eric Laurentdce54a12014-03-10 12:19:46 -0700298 delete mAudioPolicyClient;
Eric Laurentb52c1522014-05-20 11:27:36 -0700299
300 mNotificationClients.clear();
bryant_liuba2b4392014-06-11 16:49:30 +0800301 mAudioPolicyEffects.clear();
Svet Ganovf4ddfef2018-01-16 07:37:58 -0800302
303 mUidPolicy->unregisterSelf();
Michael Groovercfd28302018-12-11 19:16:46 -0800304 mSensorPrivacyPolicy->unregisterSelf();
Mikhail Naganov12b716c2020-04-30 22:37:43 +0000305
306 mUidPolicy.clear();
Michael Groovercfd28302018-12-11 19:16:46 -0800307 mSensorPrivacyPolicy.clear();
Eric Laurentb52c1522014-05-20 11:27:36 -0700308}
309
310// A notification client is always registered by AudioSystem when the client process
311// connects to AudioPolicyService.
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -0800312Status AudioPolicyService::registerClient(const sp<media::IAudioPolicyServiceClient>& client)
Eric Laurentb52c1522014-05-20 11:27:36 -0700313{
Eric Laurent12590252015-08-21 18:40:20 -0700314 if (client == 0) {
315 ALOGW("%s got NULL client", __FUNCTION__);
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -0800316 return Status::ok();
Eric Laurent12590252015-08-21 18:40:20 -0700317 }
Eric Laurent0ebd5f92014-11-19 19:04:52 -0800318 Mutex::Autolock _l(mNotificationClientsLock);
Eric Laurentb52c1522014-05-20 11:27:36 -0700319
320 uid_t uid = IPCThreadState::self()->getCallingUid();
luochaojiang908c7d72018-06-21 14:58:04 +0800321 pid_t pid = IPCThreadState::self()->getCallingPid();
322 int64_t token = ((int64_t)uid<<32) | pid;
323
324 if (mNotificationClients.indexOfKey(token) < 0) {
Eric Laurentb52c1522014-05-20 11:27:36 -0700325 sp<NotificationClient> notificationClient = new NotificationClient(this,
326 client,
luochaojiang908c7d72018-06-21 14:58:04 +0800327 uid,
328 pid);
329 ALOGV("registerClient() client %p, uid %d pid %d", client.get(), uid, pid);
Eric Laurentb52c1522014-05-20 11:27:36 -0700330
luochaojiang908c7d72018-06-21 14:58:04 +0800331 mNotificationClients.add(token, notificationClient);
Eric Laurentb52c1522014-05-20 11:27:36 -0700332
Marco Nelissenf8880202014-11-14 07:58:25 -0800333 sp<IBinder> binder = IInterface::asBinder(client);
Eric Laurentb52c1522014-05-20 11:27:36 -0700334 binder->linkToDeath(notificationClient);
335 }
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -0800336 return Status::ok();
Eric Laurentb52c1522014-05-20 11:27:36 -0700337}
338
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -0800339Status AudioPolicyService::setAudioPortCallbacksEnabled(bool enabled)
Eric Laurente8726fe2015-06-26 09:39:24 -0700340{
341 Mutex::Autolock _l(mNotificationClientsLock);
342
343 uid_t uid = IPCThreadState::self()->getCallingUid();
luochaojiang908c7d72018-06-21 14:58:04 +0800344 pid_t pid = IPCThreadState::self()->getCallingPid();
345 int64_t token = ((int64_t)uid<<32) | pid;
346
347 if (mNotificationClients.indexOfKey(token) < 0) {
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -0800348 return Status::ok();
Eric Laurente8726fe2015-06-26 09:39:24 -0700349 }
luochaojiang908c7d72018-06-21 14:58:04 +0800350 mNotificationClients.valueFor(token)->setAudioPortCallbacksEnabled(enabled);
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -0800351 return Status::ok();
Eric Laurente8726fe2015-06-26 09:39:24 -0700352}
353
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -0800354Status AudioPolicyService::setAudioVolumeGroupCallbacksEnabled(bool enabled)
François Gaffiecfe17322018-11-07 13:41:29 +0100355{
356 Mutex::Autolock _l(mNotificationClientsLock);
357
358 uid_t uid = IPCThreadState::self()->getCallingUid();
359 pid_t pid = IPCThreadState::self()->getCallingPid();
360 int64_t token = ((int64_t)uid<<32) | pid;
361
362 if (mNotificationClients.indexOfKey(token) < 0) {
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -0800363 return Status::ok();
François Gaffiecfe17322018-11-07 13:41:29 +0100364 }
365 mNotificationClients.valueFor(token)->setAudioVolumeGroupCallbacksEnabled(enabled);
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -0800366 return Status::ok();
François Gaffiecfe17322018-11-07 13:41:29 +0100367}
368
Eric Laurentb52c1522014-05-20 11:27:36 -0700369// removeNotificationClient() is called when the client process dies.
luochaojiang908c7d72018-06-21 14:58:04 +0800370void AudioPolicyService::removeNotificationClient(uid_t uid, pid_t pid)
Eric Laurentb52c1522014-05-20 11:27:36 -0700371{
Mikhail Naganov12b716c2020-04-30 22:37:43 +0000372 bool hasSameUid = false;
Eric Laurent0ebd5f92014-11-19 19:04:52 -0800373 {
374 Mutex::Autolock _l(mNotificationClientsLock);
luochaojiang908c7d72018-06-21 14:58:04 +0800375 int64_t token = ((int64_t)uid<<32) | pid;
376 mNotificationClients.removeItem(token);
luochaojiang908c7d72018-06-21 14:58:04 +0800377 for (size_t i = 0; i < mNotificationClients.size(); i++) {
378 if (mNotificationClients.valueAt(i)->uid() == uid) {
379 hasSameUid = true;
380 break;
381 }
382 }
Mikhail Naganov12b716c2020-04-30 22:37:43 +0000383 }
384 {
385 Mutex::Autolock _l(mLock);
luochaojiang908c7d72018-06-21 14:58:04 +0800386 if (mAudioPolicyManager && !hasSameUid) {
Eric Laurent10b71232018-04-13 18:14:44 -0700387 // called from binder death notification: no need to clear caller identity
Eric Laurent8c7e6da2015-04-21 17:37:00 -0700388 mAudioPolicyManager->releaseResourcesForUid(uid);
Eric Laurentb52c1522014-05-20 11:27:36 -0700389 }
Eric Laurent0ebd5f92014-11-19 19:04:52 -0800390 }
Eric Laurentb52c1522014-05-20 11:27:36 -0700391}
392
393void AudioPolicyService::onAudioPortListUpdate()
394{
395 mOutputCommandThread->updateAudioPortListCommand();
396}
397
398void AudioPolicyService::doOnAudioPortListUpdate()
399{
Eric Laurent0ebd5f92014-11-19 19:04:52 -0800400 Mutex::Autolock _l(mNotificationClientsLock);
Eric Laurentb52c1522014-05-20 11:27:36 -0700401 for (size_t i = 0; i < mNotificationClients.size(); i++) {
402 mNotificationClients.valueAt(i)->onAudioPortListUpdate();
403 }
404}
405
406void AudioPolicyService::onAudioPatchListUpdate()
407{
408 mOutputCommandThread->updateAudioPatchListCommand();
Mathias Agopian65ab4712010-07-14 17:59:35 -0700409}
410
Eric Laurentb52c1522014-05-20 11:27:36 -0700411void AudioPolicyService::doOnAudioPatchListUpdate()
412{
Eric Laurent0ebd5f92014-11-19 19:04:52 -0800413 Mutex::Autolock _l(mNotificationClientsLock);
Eric Laurentb52c1522014-05-20 11:27:36 -0700414 for (size_t i = 0; i < mNotificationClients.size(); i++) {
415 mNotificationClients.valueAt(i)->onAudioPatchListUpdate();
416 }
417}
418
François Gaffiecfe17322018-11-07 13:41:29 +0100419void AudioPolicyService::onAudioVolumeGroupChanged(volume_group_t group, int flags)
420{
421 mOutputCommandThread->changeAudioVolumeGroupCommand(group, flags);
422}
423
424void AudioPolicyService::doOnAudioVolumeGroupChanged(volume_group_t group, int flags)
425{
426 Mutex::Autolock _l(mNotificationClientsLock);
427 for (size_t i = 0; i < mNotificationClients.size(); i++) {
428 mNotificationClients.valueAt(i)->onAudioVolumeGroupChanged(group, flags);
429 }
430}
431
Chih-Hung Hsiehe964d4e2016-08-09 14:31:32 -0700432void AudioPolicyService::onDynamicPolicyMixStateUpdate(const String8& regId, int32_t state)
Jean-Michel Trivide801052015-04-14 19:10:14 -0700433{
434 ALOGV("AudioPolicyService::onDynamicPolicyMixStateUpdate(%s, %d)",
435 regId.string(), state);
436 mOutputCommandThread->dynamicPolicyMixStateUpdateCommand(regId, state);
437}
438
Chih-Hung Hsiehe964d4e2016-08-09 14:31:32 -0700439void AudioPolicyService::doOnDynamicPolicyMixStateUpdate(const String8& regId, int32_t state)
Jean-Michel Trivide801052015-04-14 19:10:14 -0700440{
441 Mutex::Autolock _l(mNotificationClientsLock);
442 for (size_t i = 0; i < mNotificationClients.size(); i++) {
443 mNotificationClients.valueAt(i)->onDynamicPolicyMixStateUpdate(regId, state);
444 }
445}
446
Eric Laurenta9f86652018-11-28 17:23:11 -0800447void AudioPolicyService::onRecordingConfigurationUpdate(
448 int event,
449 const record_client_info_t *clientInfo,
450 const audio_config_base_t *clientConfig,
451 std::vector<effect_descriptor_t> clientEffects,
452 const audio_config_base_t *deviceConfig,
453 std::vector<effect_descriptor_t> effects,
454 audio_patch_handle_t patchHandle,
455 audio_source_t source)
Jean-Michel Trivi2f4fe9f2015-12-04 16:20:59 -0800456{
Jean-Michel Triviac4e4292016-12-22 11:39:31 -0800457 mOutputCommandThread->recordingConfigurationUpdateCommand(event, clientInfo,
Eric Laurenta9f86652018-11-28 17:23:11 -0800458 clientConfig, clientEffects, deviceConfig, effects, patchHandle, source);
Jean-Michel Trivi2f4fe9f2015-12-04 16:20:59 -0800459}
460
Eric Laurenta9f86652018-11-28 17:23:11 -0800461void AudioPolicyService::doOnRecordingConfigurationUpdate(
462 int event,
463 const record_client_info_t *clientInfo,
464 const audio_config_base_t *clientConfig,
465 std::vector<effect_descriptor_t> clientEffects,
466 const audio_config_base_t *deviceConfig,
467 std::vector<effect_descriptor_t> effects,
468 audio_patch_handle_t patchHandle,
469 audio_source_t source)
Jean-Michel Trivi2f4fe9f2015-12-04 16:20:59 -0800470{
471 Mutex::Autolock _l(mNotificationClientsLock);
472 for (size_t i = 0; i < mNotificationClients.size(); i++) {
Jean-Michel Triviac4e4292016-12-22 11:39:31 -0800473 mNotificationClients.valueAt(i)->onRecordingConfigurationUpdate(event, clientInfo,
Eric Laurenta9f86652018-11-28 17:23:11 -0800474 clientConfig, clientEffects, deviceConfig, effects, patchHandle, source);
Jean-Michel Trivi2f4fe9f2015-12-04 16:20:59 -0800475 }
476}
477
Jean-Michel Trivi9a6b9ad2020-10-22 16:46:43 -0700478void AudioPolicyService::onRoutingUpdated()
479{
480 mOutputCommandThread->routingChangedCommand();
481}
482
483void AudioPolicyService::doOnRoutingUpdated()
484{
485 Mutex::Autolock _l(mNotificationClientsLock);
486 for (size_t i = 0; i < mNotificationClients.size(); i++) {
487 mNotificationClients.valueAt(i)->onRoutingUpdated();
488 }
489}
490
Jean-Michel Trivi78f2b302022-04-15 18:18:41 +0000491void AudioPolicyService::onVolumeRangeInitRequest()
492{
493 mOutputCommandThread->volRangeInitReqCommand();
494}
495
496void AudioPolicyService::doOnVolumeRangeInitRequest()
497{
498 Mutex::Autolock _l(mNotificationClientsLock);
499 for (size_t i = 0; i < mNotificationClients.size(); i++) {
500 mNotificationClients.valueAt(i)->onVolumeRangeInitRequest();
501 }
502}
503
Eric Laurent81dd0f52021-07-05 11:54:40 +0200504void AudioPolicyService::onCheckSpatializer()
505{
506 Mutex::Autolock _l(mLock);
Eric Laurent39095982021-08-24 18:29:27 +0200507 onCheckSpatializer_l();
508}
509
510void AudioPolicyService::onCheckSpatializer_l()
511{
512 if (mSpatializer != nullptr) {
513 mOutputCommandThread->checkSpatializerCommand();
514 }
Eric Laurent81dd0f52021-07-05 11:54:40 +0200515}
516
517void AudioPolicyService::doOnCheckSpatializer()
518{
Eric Laurent39095982021-08-24 18:29:27 +0200519 Mutex::Autolock _l(mLock);
Eric Laurent81dd0f52021-07-05 11:54:40 +0200520
Eric Laurentb0a7bc92022-04-05 15:06:08 +0200521 ALOGI("%s mSpatializer %p level %d", __func__, mSpatializer.get(), (int)mSpatializer->getLevel());
522
Eric Laurent39095982021-08-24 18:29:27 +0200523 if (mSpatializer != nullptr) {
Eric Laurent52b0bd52021-09-27 15:25:40 +0200524 // Note: mSpatializer != nullptr => mAudioPolicyManager != nullptr
Eric Laurent39095982021-08-24 18:29:27 +0200525 if (mSpatializer->getLevel() != media::SpatializationLevel::NONE) {
526 audio_io_handle_t currentOutput = mSpatializer->getOutput();
527 audio_io_handle_t newOutput;
528 const audio_attributes_t attr = attributes_initializer(AUDIO_USAGE_MEDIA);
529 audio_config_base_t config = mSpatializer->getAudioInConfig();
530 status_t status =
531 mAudioPolicyManager->getSpatializerOutput(&config, &attr, &newOutput);
Eric Laurentb4f42a92022-01-17 17:37:31 +0100532 ALOGV("%s currentOutput %d newOutput %d channel_mask %#x",
533 __func__, currentOutput, newOutput, config.channel_mask);
Eric Laurent39095982021-08-24 18:29:27 +0200534 if (status == NO_ERROR && currentOutput == newOutput) {
535 return;
536 }
Eric Laurent15903592022-02-24 20:44:36 +0100537 size_t numActiveTracks = countActiveClientsOnOutput_l(newOutput);
Eric Laurent39095982021-08-24 18:29:27 +0200538 mLock.unlock();
539 // It is OK to call detachOutput() is none is already attached.
540 mSpatializer->detachOutput();
541 if (status != NO_ERROR || newOutput == AUDIO_IO_HANDLE_NONE) {
Eric Laurent81dd0f52021-07-05 11:54:40 +0200542 mLock.lock();
Eric Laurent39095982021-08-24 18:29:27 +0200543 return;
544 }
Eric Laurent15903592022-02-24 20:44:36 +0100545 status = mSpatializer->attachOutput(newOutput, numActiveTracks);
Eric Laurent39095982021-08-24 18:29:27 +0200546 mLock.lock();
547 if (status != NO_ERROR) {
548 mAudioPolicyManager->releaseSpatializerOutput(newOutput);
549 }
550 } else if (mSpatializer->getLevel() == media::SpatializationLevel::NONE
551 && mSpatializer->getOutput() != AUDIO_IO_HANDLE_NONE) {
552 mLock.unlock();
553 audio_io_handle_t output = mSpatializer->detachOutput();
554 mLock.lock();
555 if (output != AUDIO_IO_HANDLE_NONE) {
556 mAudioPolicyManager->releaseSpatializerOutput(output);
Eric Laurent81dd0f52021-07-05 11:54:40 +0200557 }
558 }
559 }
560}
561
Eric Laurent11094172022-04-05 18:27:42 +0200562size_t AudioPolicyService::countActiveClientsOnOutput_l(
563 audio_io_handle_t output, bool spatializedOnly) {
Eric Laurent15903592022-02-24 20:44:36 +0100564 size_t count = 0;
565 for (size_t i = 0; i < mAudioPlaybackClients.size(); i++) {
566 auto client = mAudioPlaybackClients.valueAt(i);
Eric Laurent11094172022-04-05 18:27:42 +0200567 if (client->io == output && client->active
568 && (!spatializedOnly || client->isSpatialized)) {
Eric Laurent15903592022-02-24 20:44:36 +0100569 count++;
570 }
571 }
572 return count;
573}
574
575void AudioPolicyService::onUpdateActiveSpatializerTracks_l() {
576 if (mSpatializer == nullptr) {
577 return;
578 }
579 mOutputCommandThread->updateActiveSpatializerTracksCommand();
580}
581
582void AudioPolicyService::doOnUpdateActiveSpatializerTracks()
583{
Eric Laurent7ea0d1b2022-04-01 14:23:44 +0200584 sp<Spatializer> spatializer;
585 size_t activeClients;
586 {
587 Mutex::Autolock _l(mLock);
588 if (mSpatializer == nullptr) {
589 return;
590 }
591 spatializer = mSpatializer;
592 activeClients = countActiveClientsOnOutput_l(mSpatializer->getOutput());
Eric Laurent15903592022-02-24 20:44:36 +0100593 }
Eric Laurent7ea0d1b2022-04-01 14:23:44 +0200594 if (spatializer != nullptr) {
595 spatializer->updateActiveTracks(activeClients);
596 }
Eric Laurent15903592022-02-24 20:44:36 +0100597}
598
Jean-Michel Trivi2f4fe9f2015-12-04 16:20:59 -0800599status_t AudioPolicyService::clientCreateAudioPatch(const struct audio_patch *patch,
600 audio_patch_handle_t *handle,
601 int delayMs)
602{
603 return mAudioCommandThread->createAudioPatchCommand(patch, handle, delayMs);
604}
605
606status_t AudioPolicyService::clientReleaseAudioPatch(audio_patch_handle_t handle,
607 int delayMs)
608{
609 return mAudioCommandThread->releaseAudioPatchCommand(handle, delayMs);
610}
611
Eric Laurente1715a42014-05-20 11:30:42 -0700612status_t AudioPolicyService::clientSetAudioPortConfig(const struct audio_port_config *config,
613 int delayMs)
614{
615 return mAudioCommandThread->setAudioPortConfigCommand(config, delayMs);
616}
617
Ytai Ben-Tsvi7e7a79d2020-12-15 16:48:16 -0800618AudioPolicyService::NotificationClient::NotificationClient(
619 const sp<AudioPolicyService>& service,
620 const sp<media::IAudioPolicyServiceClient>& client,
621 uid_t uid,
622 pid_t pid)
luochaojiang908c7d72018-06-21 14:58:04 +0800623 : mService(service), mUid(uid), mPid(pid), mAudioPolicyServiceClient(client),
François Gaffiecfe17322018-11-07 13:41:29 +0100624 mAudioPortCallbacksEnabled(false), mAudioVolumeGroupCallbacksEnabled(false)
Eric Laurentb52c1522014-05-20 11:27:36 -0700625{
626}
627
628AudioPolicyService::NotificationClient::~NotificationClient()
629{
630}
631
632void AudioPolicyService::NotificationClient::binderDied(const wp<IBinder>& who __unused)
633{
634 sp<NotificationClient> keep(this);
635 sp<AudioPolicyService> service = mService.promote();
636 if (service != 0) {
luochaojiang908c7d72018-06-21 14:58:04 +0800637 service->removeNotificationClient(mUid, mPid);
Eric Laurentb52c1522014-05-20 11:27:36 -0700638 }
639}
640
641void AudioPolicyService::NotificationClient::onAudioPortListUpdate()
642{
Eric Laurente8726fe2015-06-26 09:39:24 -0700643 if (mAudioPolicyServiceClient != 0 && mAudioPortCallbacksEnabled) {
Eric Laurentb52c1522014-05-20 11:27:36 -0700644 mAudioPolicyServiceClient->onAudioPortListUpdate();
645 }
646}
647
648void AudioPolicyService::NotificationClient::onAudioPatchListUpdate()
649{
Eric Laurente8726fe2015-06-26 09:39:24 -0700650 if (mAudioPolicyServiceClient != 0 && mAudioPortCallbacksEnabled) {
Eric Laurentb52c1522014-05-20 11:27:36 -0700651 mAudioPolicyServiceClient->onAudioPatchListUpdate();
652 }
653}
Eric Laurent57dae992011-07-24 13:36:09 -0700654
Pattydd807582021-11-04 21:01:03 +0800655void AudioPolicyService::NotificationClient::onAudioVolumeGroupChanged(volume_group_t group,
François Gaffiecfe17322018-11-07 13:41:29 +0100656 int flags)
657{
658 if (mAudioPolicyServiceClient != 0 && mAudioVolumeGroupCallbacksEnabled) {
659 mAudioPolicyServiceClient->onAudioVolumeGroupChanged(group, flags);
660 }
661}
662
663
Jean-Michel Trivide801052015-04-14 19:10:14 -0700664void AudioPolicyService::NotificationClient::onDynamicPolicyMixStateUpdate(
Chih-Hung Hsiehe964d4e2016-08-09 14:31:32 -0700665 const String8& regId, int32_t state)
Jean-Michel Trivide801052015-04-14 19:10:14 -0700666{
Andy Hung4ef19fa2018-05-15 19:35:29 -0700667 if (mAudioPolicyServiceClient != 0 && isServiceUid(mUid)) {
Ytai Ben-Tsvi7e7a79d2020-12-15 16:48:16 -0800668 mAudioPolicyServiceClient->onDynamicPolicyMixStateUpdate(
669 legacy2aidl_String8_string(regId).value(), state);
Jean-Michel Trivi2f4fe9f2015-12-04 16:20:59 -0800670 }
671}
672
673void AudioPolicyService::NotificationClient::onRecordingConfigurationUpdate(
Eric Laurenta9f86652018-11-28 17:23:11 -0800674 int event,
675 const record_client_info_t *clientInfo,
676 const audio_config_base_t *clientConfig,
677 std::vector<effect_descriptor_t> clientEffects,
678 const audio_config_base_t *deviceConfig,
679 std::vector<effect_descriptor_t> effects,
680 audio_patch_handle_t patchHandle,
681 audio_source_t source)
Jean-Michel Trivi2f4fe9f2015-12-04 16:20:59 -0800682{
Andy Hung4ef19fa2018-05-15 19:35:29 -0700683 if (mAudioPolicyServiceClient != 0 && isServiceUid(mUid)) {
Ytai Ben-Tsvi7e7a79d2020-12-15 16:48:16 -0800684 status_t status = [&]() -> status_t {
685 int32_t eventAidl = VALUE_OR_RETURN_STATUS(convertIntegral<int32_t>(event));
686 media::RecordClientInfo clientInfoAidl = VALUE_OR_RETURN_STATUS(
687 legacy2aidl_record_client_info_t_RecordClientInfo(*clientInfo));
Mikhail Naganovdbf03642021-08-25 18:15:32 -0700688 AudioConfigBase clientConfigAidl = VALUE_OR_RETURN_STATUS(
Mikhail Naganovde3fa182021-07-30 15:06:42 -0700689 legacy2aidl_audio_config_base_t_AudioConfigBase(
690 *clientConfig, true /*isInput*/));
Ytai Ben-Tsvi7e7a79d2020-12-15 16:48:16 -0800691 std::vector<media::EffectDescriptor> clientEffectsAidl = VALUE_OR_RETURN_STATUS(
692 convertContainer<std::vector<media::EffectDescriptor>>(
693 clientEffects,
694 legacy2aidl_effect_descriptor_t_EffectDescriptor));
Mikhail Naganovdbf03642021-08-25 18:15:32 -0700695 AudioConfigBase deviceConfigAidl = VALUE_OR_RETURN_STATUS(
Mikhail Naganovde3fa182021-07-30 15:06:42 -0700696 legacy2aidl_audio_config_base_t_AudioConfigBase(
697 *deviceConfig, true /*isInput*/));
Ytai Ben-Tsvi7e7a79d2020-12-15 16:48:16 -0800698 std::vector<media::EffectDescriptor> effectsAidl = VALUE_OR_RETURN_STATUS(
699 convertContainer<std::vector<media::EffectDescriptor>>(
700 effects,
701 legacy2aidl_effect_descriptor_t_EffectDescriptor));
702 int32_t patchHandleAidl = VALUE_OR_RETURN_STATUS(
703 legacy2aidl_audio_patch_handle_t_int32_t(patchHandle));
Mikhail Naganovddceecc2021-09-03 13:58:56 -0700704 media::audio::common::AudioSource sourceAidl = VALUE_OR_RETURN_STATUS(
705 legacy2aidl_audio_source_t_AudioSource(source));
Ytai Ben-Tsvi7e7a79d2020-12-15 16:48:16 -0800706 return aidl_utils::statusTFromBinderStatus(
707 mAudioPolicyServiceClient->onRecordingConfigurationUpdate(eventAidl,
708 clientInfoAidl,
709 clientConfigAidl,
710 clientEffectsAidl,
711 deviceConfigAidl,
712 effectsAidl,
713 patchHandleAidl,
714 sourceAidl));
715 }();
716 ALOGW_IF(status != OK, "onRecordingConfigurationUpdate() failed: %d", status);
Jean-Michel Trivide801052015-04-14 19:10:14 -0700717 }
718}
719
Eric Laurente8726fe2015-06-26 09:39:24 -0700720void AudioPolicyService::NotificationClient::setAudioPortCallbacksEnabled(bool enabled)
721{
722 mAudioPortCallbacksEnabled = enabled;
723}
724
François Gaffiecfe17322018-11-07 13:41:29 +0100725void AudioPolicyService::NotificationClient::setAudioVolumeGroupCallbacksEnabled(bool enabled)
726{
727 mAudioVolumeGroupCallbacksEnabled = enabled;
728}
Eric Laurente8726fe2015-06-26 09:39:24 -0700729
Jean-Michel Trivi9a6b9ad2020-10-22 16:46:43 -0700730void AudioPolicyService::NotificationClient::onRoutingUpdated()
731{
732 if (mAudioPolicyServiceClient != 0 && isServiceUid(mUid)) {
733 mAudioPolicyServiceClient->onRoutingUpdated();
734 }
735}
736
Jean-Michel Trivi78f2b302022-04-15 18:18:41 +0000737void AudioPolicyService::NotificationClient::onVolumeRangeInitRequest()
738{
739 if (mAudioPolicyServiceClient != 0 && isServiceUid(mUid)) {
740 mAudioPolicyServiceClient->onVolumeRangeInitRequest();
741 }
742}
743
Mathias Agopian65ab4712010-07-14 17:59:35 -0700744void AudioPolicyService::binderDied(const wp<IBinder>& who) {
Glenn Kasten411e4472012-11-02 10:00:06 -0700745 ALOGW("binderDied() %p, calling pid %d", who.unsafe_get(),
Eric Laurentde070132010-07-13 04:45:46 -0700746 IPCThreadState::self()->getCallingPid());
Mathias Agopian65ab4712010-07-14 17:59:35 -0700747}
748
Mikhail Naganov12b716c2020-04-30 22:37:43 +0000749static bool dumpTryLock(Mutex& mutex) ACQUIRE(mutex) NO_THREAD_SAFETY_ANALYSIS
Mathias Agopian65ab4712010-07-14 17:59:35 -0700750{
Mikhail Naganov12b716c2020-04-30 22:37:43 +0000751 return mutex.timedLock(kDumpLockTimeoutNs) == NO_ERROR;
752}
753
754static void dumpReleaseLock(Mutex& mutex, bool locked) RELEASE(mutex) NO_THREAD_SAFETY_ANALYSIS
755{
756 if (locked) mutex.unlock();
Mathias Agopian65ab4712010-07-14 17:59:35 -0700757}
758
759status_t AudioPolicyService::dumpInternals(int fd)
760{
761 const size_t SIZE = 256;
762 char buffer[SIZE];
763 String8 result;
764
Mikhail Naganovb3bcb4f2022-02-23 23:46:56 +0000765 snprintf(buffer, SIZE, "Supported System Usages:\n ");
Hayden Gomes524159d2019-12-23 14:41:47 -0800766 result.append(buffer);
Mikhail Naganovb3bcb4f2022-02-23 23:46:56 +0000767 std::stringstream msg;
768 size_t i = 0;
769 for (auto usage : mSupportedSystemUsages) {
770 if (i++ != 0) msg << ", ";
771 if (const char* strUsage = audio_usage_to_string(usage); strUsage) {
772 msg << strUsage;
773 } else {
774 msg << usage << " (unknown)";
775 }
Hayden Gomes524159d2019-12-23 14:41:47 -0800776 }
Mikhail Naganovb3bcb4f2022-02-23 23:46:56 +0000777 if (i == 0) {
778 msg << "None";
779 }
780 msg << std::endl;
781 result.append(msg.str().c_str());
Hayden Gomes524159d2019-12-23 14:41:47 -0800782
Mathias Agopian65ab4712010-07-14 17:59:35 -0700783 write(fd, result.string(), result.size());
Oscar Azucena829d90d2022-01-28 17:17:56 -0800784
785 mUidPolicy->dumpInternals(fd);
Mathias Agopian65ab4712010-07-14 17:59:35 -0700786 return NO_ERROR;
787}
788
Eric Laurente8c8b432018-10-17 10:08:02 -0700789void AudioPolicyService::updateUidStates()
Svet Ganovf4ddfef2018-01-16 07:37:58 -0800790{
Eric Laurente8c8b432018-10-17 10:08:02 -0700791 Mutex::Autolock _l(mLock);
792 updateUidStates_l();
793}
794
795void AudioPolicyService::updateUidStates_l()
796{
Eric Laurent4eb58f12018-12-07 16:41:02 -0800797// Go over all active clients and allow capture (does not force silence) in the
798// following cases:
Oscar Azucenac2cdda32022-01-31 19:10:39 -0800799// The client is in the active assistant list
800// AND is TOP
801// AND an accessibility service is TOP
802// AND source is either VOICE_RECOGNITION OR HOTWORD
803// OR there is no active privacy sensitive capture or call
804// OR client has CAPTURE_AUDIO_OUTPUT privileged permission
805// AND source is VOICE_RECOGNITION OR HOTWORD
806// The client is an assistant AND active assistant is not being used
Evan Severson1f700cd2021-02-10 13:10:37 -0800807// AND an accessibility service is on TOP or a RTT call is active
Eric Laurent589171c2019-07-25 18:04:29 -0700808// AND the source is VOICE_RECOGNITION or HOTWORD
Oscar Azucenac2cdda32022-01-31 19:10:39 -0800809// OR there is no active privacy sensitive capture or call
Evan Severson1f700cd2021-02-10 13:10:37 -0800810// OR client has CAPTURE_AUDIO_OUTPUT privileged permission
Oscar Azucenac2cdda32022-01-31 19:10:39 -0800811// AND is TOP most recent assistant and uses VOICE_RECOGNITION or HOTWORD
812// OR there is no top recent assistant and source is HOTWORD
Evan Severson1f700cd2021-02-10 13:10:37 -0800813// OR The client is an accessibility service
814// AND Is on TOP
815// AND the source is VOICE_RECOGNITION or HOTWORD
816// OR The assistant is not on TOP
Eric Laurent589171c2019-07-25 18:04:29 -0700817// AND there is no active privacy sensitive capture or call
818// OR client has CAPTURE_AUDIO_OUTPUT privileged permission
Evan Severson1f700cd2021-02-10 13:10:37 -0800819// AND is on TOP
820// AND the source is VOICE_RECOGNITION or HOTWORD
821// OR the client source is virtual (remote submix, call audio TX or RX...)
822// OR the client source is HOTWORD
823// AND is on TOP
824// OR all active clients are using HOTWORD source
825// AND no call is active
826// OR client has CAPTURE_AUDIO_OUTPUT privileged permission
827// OR the client is the current InputMethodService
828// AND a RTT call is active AND the source is VOICE_RECOGNITION
829// OR Any client
830// AND The assistant is not on TOP
831// AND is on TOP or latest started
832// AND there is no active privacy sensitive capture or call
833// OR client has CAPTURE_AUDIO_OUTPUT privileged permission
Eric Laurent4eb58f12018-12-07 16:41:02 -0800834
Eric Laurent4e947da2019-10-17 15:24:06 -0700835
Eric Laurent4eb58f12018-12-07 16:41:02 -0800836 sp<AudioRecordClient> topActive;
837 sp<AudioRecordClient> latestActive;
Eric Laurentc21d5692020-02-25 10:24:36 -0800838 sp<AudioRecordClient> topSensitiveActive;
Eric Laurentb809a752020-06-29 09:53:13 -0700839 sp<AudioRecordClient> latestSensitiveActiveOrComm;
Oscar Azucenac2cdda32022-01-31 19:10:39 -0800840 sp<AudioRecordClient> latestActiveAssistant;
Eric Laurent1ff16a72019-03-14 18:35:04 -0700841
Eric Laurenta46bedb2018-12-07 18:01:26 -0800842 nsecs_t topStartNs = 0;
843 nsecs_t latestStartNs = 0;
Eric Laurentc21d5692020-02-25 10:24:36 -0800844 nsecs_t topSensitiveStartNs = 0;
Eric Laurent4eb58f12018-12-07 16:41:02 -0800845 nsecs_t latestSensitiveStartNs = 0;
Oscar Azucenac2cdda32022-01-31 19:10:39 -0800846 nsecs_t latestAssistantStartNs = 0;
Eric Laurent4eb58f12018-12-07 16:41:02 -0800847 bool isA11yOnTop = mUidPolicy->isA11yOnTop();
848 bool isAssistantOnTop = false;
Oscar Azucenac2cdda32022-01-31 19:10:39 -0800849 bool useActiveAssistantList = false;
Eric Laurent4eb58f12018-12-07 16:41:02 -0800850 bool isSensitiveActive = false;
Eric Laurent1ff16a72019-03-14 18:35:04 -0700851 bool isInCall = mPhoneState == AUDIO_MODE_IN_CALL;
Eric Laurentc21d5692020-02-25 10:24:36 -0800852 bool isInCommunication = mPhoneState == AUDIO_MODE_IN_COMMUNICATION;
853 bool rttCallActive = (isInCall || isInCommunication)
Eric Laurent6ede98f2019-06-11 14:50:30 -0700854 && mUidPolicy->isRttEnabled();
Eric Laurent4e947da2019-10-17 15:24:06 -0700855 bool onlyHotwordActive = true;
Eric Laurentb809a752020-06-29 09:53:13 -0700856 bool isPhoneStateOwnerActive = false;
Eric Laurent4eb58f12018-12-07 16:41:02 -0800857
Michael Groovercfd28302018-12-11 19:16:46 -0800858 // if Sensor Privacy is enabled then all recordings should be silenced.
859 if (mSensorPrivacyPolicy->isSensorPrivacyEnabled()) {
860 silenceAllRecordings_l();
861 return;
862 }
863
Eric Laurente8c8b432018-10-17 10:08:02 -0700864 for (size_t i =0; i < mAudioRecordClients.size(); i++) {
865 sp<AudioRecordClient> current = mAudioRecordClients[i];
Svet Ganov33761132021-05-13 22:51:08 +0000866 uid_t currentUid = VALUE_OR_FATAL(aidl2legacy_int32_t_uid_t(
867 current->attributionSource.uid));
Evan Severson1f700cd2021-02-10 13:10:37 -0800868 if (!current->active) {
Eric Laurent1ff16a72019-03-14 18:35:04 -0700869 continue;
Eric Laurent4eb58f12018-12-07 16:41:02 -0800870 }
Eric Laurent1ff16a72019-03-14 18:35:04 -0700871
Philip P. Moltmannbda45752020-07-17 16:41:18 -0700872 app_state_t appState = apmStatFromAmState(mUidPolicy->getUidState(currentUid));
Eric Laurent1ff16a72019-03-14 18:35:04 -0700873 // clients which app is in IDLE state are not eligible for top active or
874 // latest active
875 if (appState == APP_STATE_IDLE) {
876 continue;
877 }
878
Philip P. Moltmannbda45752020-07-17 16:41:18 -0700879 bool isAccessibility = mUidPolicy->isA11yUid(currentUid);
Eric Laurent14a88632020-07-16 12:28:30 -0700880 // Clients capturing for Accessibility services or virtual sources are not considered
Eric Laurentc21d5692020-02-25 10:24:36 -0800881 // for top or latest active to avoid masking regular clients started before
Eric Laurent14a88632020-07-16 12:28:30 -0700882 if (!isAccessibility && !isVirtualSource(current->attributes.source)) {
Philip P. Moltmannbda45752020-07-17 16:41:18 -0700883 bool isAssistant = mUidPolicy->isAssistantUid(currentUid);
Oscar Azucenac2cdda32022-01-31 19:10:39 -0800884 bool isActiveAssistant = mUidPolicy->isActiveAssistantUid(currentUid);
Eric Laurentc21d5692020-02-25 10:24:36 -0800885 bool isPrivacySensitive =
886 (current->attributes.flags & AUDIO_FLAG_CAPTURE_PRIVATE) != 0;
Eric Laurentb809a752020-06-29 09:53:13 -0700887
Eric Laurentc21d5692020-02-25 10:24:36 -0800888 if (appState == APP_STATE_TOP) {
889 if (isPrivacySensitive) {
890 if (current->startTimeNs > topSensitiveStartNs) {
891 topSensitiveActive = current;
892 topSensitiveStartNs = current->startTimeNs;
893 }
894 } else {
895 if (current->startTimeNs > topStartNs) {
896 topActive = current;
897 topStartNs = current->startTimeNs;
898 }
899 }
900 if (isAssistant) {
901 isAssistantOnTop = true;
Oscar Azucenac2cdda32022-01-31 19:10:39 -0800902 if (isActiveAssistant) {
903 useActiveAssistantList = true;
904 } else if (!useActiveAssistantList) {
905 if (current->startTimeNs > latestAssistantStartNs) {
906 latestActiveAssistant = current;
907 latestAssistantStartNs = current->startTimeNs;
908 }
909 }
Eric Laurentc21d5692020-02-25 10:24:36 -0800910 }
Eric Laurenta46bedb2018-12-07 18:01:26 -0800911 }
Eric Laurentc21d5692020-02-25 10:24:36 -0800912 // Clients capturing for HOTWORD are not considered
913 // for latest active to avoid masking regular clients started before
914 if (!(current->attributes.source == AUDIO_SOURCE_HOTWORD
915 || ((isA11yOnTop || rttCallActive) && isAssistant))) {
916 if (isPrivacySensitive) {
Eric Laurentb809a752020-06-29 09:53:13 -0700917 // if audio mode is IN_COMMUNICATION, make sure the audio mode owner
918 // is marked latest sensitive active even if another app qualifies.
919 if (current->startTimeNs > latestSensitiveStartNs
Philip P. Moltmannbda45752020-07-17 16:41:18 -0700920 || (isInCommunication && currentUid == mPhoneStateOwnerUid)) {
Eric Laurentb809a752020-06-29 09:53:13 -0700921 if (!isInCommunication || latestSensitiveActiveOrComm == nullptr
Philip P. Moltmannbda45752020-07-17 16:41:18 -0700922 || VALUE_OR_FATAL(aidl2legacy_int32_t_uid_t(
Svet Ganov33761132021-05-13 22:51:08 +0000923 latestSensitiveActiveOrComm->attributionSource.uid))
Philip P. Moltmannbda45752020-07-17 16:41:18 -0700924 != mPhoneStateOwnerUid) {
Eric Laurentb809a752020-06-29 09:53:13 -0700925 latestSensitiveActiveOrComm = current;
926 latestSensitiveStartNs = current->startTimeNs;
927 }
Eric Laurentc21d5692020-02-25 10:24:36 -0800928 }
929 isSensitiveActive = true;
930 } else {
931 if (current->startTimeNs > latestStartNs) {
932 latestActive = current;
933 latestStartNs = current->startTimeNs;
934 }
935 }
Eric Laurent4eb58f12018-12-07 16:41:02 -0800936 }
937 }
Eric Laurent4e947da2019-10-17 15:24:06 -0700938 if (current->attributes.source != AUDIO_SOURCE_HOTWORD) {
939 onlyHotwordActive = false;
940 }
Eric Laurentb0eff0f2021-11-09 16:05:49 +0100941 if (currentUid == mPhoneStateOwnerUid &&
942 !isVirtualSource(current->attributes.source)) {
Eric Laurentb809a752020-06-29 09:53:13 -0700943 isPhoneStateOwnerActive = true;
944 }
Eric Laurent4eb58f12018-12-07 16:41:02 -0800945 }
946
Eric Laurent1ff16a72019-03-14 18:35:04 -0700947 // if no active client with UI on Top, consider latest active as top
948 if (topActive == nullptr) {
949 topActive = latestActive;
Eric Laurentc21d5692020-02-25 10:24:36 -0800950 topStartNs = latestStartNs;
951 }
952 if (topSensitiveActive == nullptr) {
Eric Laurentb809a752020-06-29 09:53:13 -0700953 topSensitiveActive = latestSensitiveActiveOrComm;
Eric Laurentc21d5692020-02-25 10:24:36 -0800954 topSensitiveStartNs = latestSensitiveStartNs;
Eric Laurentb809a752020-06-29 09:53:13 -0700955 } else if (latestSensitiveActiveOrComm != nullptr) {
956 // if audio mode is IN_COMMUNICATION, favor audio mode owner over an app with
957 // foreground UI in case both are capturing with privacy sensitive flag.
Philip P. Moltmannbda45752020-07-17 16:41:18 -0700958 uid_t latestActiveUid = VALUE_OR_FATAL(
Svet Ganov33761132021-05-13 22:51:08 +0000959 aidl2legacy_int32_t_uid_t(latestSensitiveActiveOrComm->attributionSource.uid));
Philip P. Moltmannbda45752020-07-17 16:41:18 -0700960 if (isInCommunication && latestActiveUid == mPhoneStateOwnerUid) {
Eric Laurentb809a752020-06-29 09:53:13 -0700961 topSensitiveActive = latestSensitiveActiveOrComm;
962 topSensitiveStartNs = latestSensitiveStartNs;
963 }
Eric Laurentc21d5692020-02-25 10:24:36 -0800964 }
965
966 // If both privacy sensitive and regular capture are active:
967 // if the regular capture is privileged
968 // allow concurrency
969 // else
970 // favor the privacy sensitive case
971 if (topActive != nullptr && topSensitiveActive != nullptr
Ricardo Correa57a37692020-03-23 17:27:25 -0700972 && !topActive->canCaptureOutput) {
Eric Laurentc21d5692020-02-25 10:24:36 -0800973 topActive = nullptr;
Eric Laurent4eb58f12018-12-07 16:41:02 -0800974 }
975
976 for (size_t i =0; i < mAudioRecordClients.size(); i++) {
977 sp<AudioRecordClient> current = mAudioRecordClients[i];
Philip P. Moltmannbda45752020-07-17 16:41:18 -0700978 uid_t currentUid = VALUE_OR_FATAL(aidl2legacy_int32_t_uid_t(
Svet Ganov33761132021-05-13 22:51:08 +0000979 current->attributionSource.uid));
Eric Laurent1ff16a72019-03-14 18:35:04 -0700980 if (!current->active) {
981 continue;
982 }
983
Eric Laurent4eb58f12018-12-07 16:41:02 -0800984 audio_source_t source = current->attributes.source;
Philip P. Moltmannbda45752020-07-17 16:41:18 -0700985 bool isTopOrLatestActive = topActive == nullptr ? false :
Svet Ganov33761132021-05-13 22:51:08 +0000986 current->attributionSource.uid == topActive->attributionSource.uid;
Philip P. Moltmannbda45752020-07-17 16:41:18 -0700987 bool isTopOrLatestSensitive = topSensitiveActive == nullptr ? false :
Svet Ganov33761132021-05-13 22:51:08 +0000988 current->attributionSource.uid == topSensitiveActive->attributionSource.uid;
Oscar Azucenac2cdda32022-01-31 19:10:39 -0800989 bool isTopOrLatestAssistant = latestActiveAssistant == nullptr ? false :
990 current->attributionSource.uid == latestActiveAssistant->attributionSource.uid;
Eric Laurentc21d5692020-02-25 10:24:36 -0800991
Mikhail Naganov12b716c2020-04-30 22:37:43 +0000992 auto canCaptureIfInCallOrCommunication = [&](const auto &recordClient) REQUIRES(mLock) {
Philip P. Moltmannbda45752020-07-17 16:41:18 -0700993 uid_t recordUid = VALUE_OR_FATAL(aidl2legacy_int32_t_uid_t(
Svet Ganov33761132021-05-13 22:51:08 +0000994 recordClient->attributionSource.uid));
Ricardo Correa57a37692020-03-23 17:27:25 -0700995 bool canCaptureCall = recordClient->canCaptureOutput;
Eric Laurentb809a752020-06-29 09:53:13 -0700996 bool canCaptureCommunication = recordClient->canCaptureOutput
997 || !isPhoneStateOwnerActive
Philip P. Moltmannbda45752020-07-17 16:41:18 -0700998 || recordUid == mPhoneStateOwnerUid;
Eric Laurentb809a752020-06-29 09:53:13 -0700999 return !(isInCall && !canCaptureCall)
1000 && !(isInCommunication && !canCaptureCommunication);
Eric Laurentc21d5692020-02-25 10:24:36 -08001001 };
Eric Laurent1ff16a72019-03-14 18:35:04 -07001002
1003 // By default allow capture if:
1004 // The assistant is not on TOP
Eric Laurenta171e352019-05-07 13:04:45 -07001005 // AND is on TOP or latest started
Eric Laurent1ff16a72019-03-14 18:35:04 -07001006 // AND there is no active privacy sensitive capture or call
1007 // OR client has CAPTURE_AUDIO_OUTPUT privileged permission
1008 bool allowCapture = !isAssistantOnTop
Eric Laurentc21d5692020-02-25 10:24:36 -08001009 && (isTopOrLatestActive || isTopOrLatestSensitive)
1010 && !(isSensitiveActive
Ricardo Correa57a37692020-03-23 17:27:25 -07001011 && !(isTopOrLatestSensitive || current->canCaptureOutput))
Eric Laurentc21d5692020-02-25 10:24:36 -08001012 && canCaptureIfInCallOrCommunication(current);
Eric Laurent2dc962b2019-03-01 08:25:25 -08001013
Eric Laurented726cc2021-07-01 14:26:41 +02001014 if (!current->hasOp()) {
1015 // Never allow capture if app op is denied
1016 allowCapture = false;
1017 } else if (isVirtualSource(source)) {
Eric Laurent1ff16a72019-03-14 18:35:04 -07001018 // Allow capture for virtual (remote submix, call audio TX or RX...) sources
1019 allowCapture = true;
Oscar Azucenac2cdda32022-01-31 19:10:39 -08001020 } else if (!useActiveAssistantList && mUidPolicy->isAssistantUid(currentUid)) {
Eric Laurent1ff16a72019-03-14 18:35:04 -07001021 // For assistant allow capture if:
Oscar Azucenac2cdda32022-01-31 19:10:39 -08001022 // Active assistant list is not being used
1023 // AND accessibility service is on TOP or a RTT call is active
Eric Laurent1ff16a72019-03-14 18:35:04 -07001024 // AND the source is VOICE_RECOGNITION or HOTWORD
Oscar Azucenac2cdda32022-01-31 19:10:39 -08001025 // OR there is no active privacy sensitive capture or call
1026 // OR client has CAPTURE_AUDIO_OUTPUT privileged permission
1027 // AND is latest TOP assistant AND
1028 // uses VOICE_RECOGNITION OR uses HOTWORD
1029 // OR there is no TOP assistant and uses HOTWORD
Eric Laurent6ede98f2019-06-11 14:50:30 -07001030 if (isA11yOnTop || rttCallActive) {
Eric Laurent4eb58f12018-12-07 16:41:02 -08001031 if (source == AUDIO_SOURCE_HOTWORD || source == AUDIO_SOURCE_VOICE_RECOGNITION) {
Eric Laurent1ff16a72019-03-14 18:35:04 -07001032 allowCapture = true;
Eric Laurent4eb58f12018-12-07 16:41:02 -08001033 }
Oscar Azucenac2cdda32022-01-31 19:10:39 -08001034 } else if (!(isSensitiveActive && !current->canCaptureOutput)
1035 && canCaptureIfInCallOrCommunication(current)) {
1036 if (isTopOrLatestAssistant
1037 && (source == AUDIO_SOURCE_VOICE_RECOGNITION
1038 || source == AUDIO_SOURCE_HOTWORD)) {
1039 allowCapture = true;
1040 } else if (!isAssistantOnTop && (source == AUDIO_SOURCE_HOTWORD)) {
1041 allowCapture = true;
1042 }
1043 }
1044 } else if (useActiveAssistantList && mUidPolicy->isActiveAssistantUid(currentUid)) {
1045 // For assistant on active list and on top allow capture if:
1046 // An accessibility service is on TOP
1047 // AND the source is VOICE_RECOGNITION or HOTWORD
1048 // OR there is no active privacy sensitive capture or call
1049 // OR client has CAPTURE_AUDIO_OUTPUT privileged permission
1050 // AND uses VOICE_RECOGNITION OR uses HOTWORD
1051 if (isA11yOnTop) {
1052 if (source == AUDIO_SOURCE_HOTWORD || source == AUDIO_SOURCE_VOICE_RECOGNITION) {
1053 allowCapture = true;
1054 }
1055 } else if (!(isSensitiveActive && !current->canCaptureOutput)
Eric Laurentc21d5692020-02-25 10:24:36 -08001056 && canCaptureIfInCallOrCommunication(current)) {
Oscar Azucenac2cdda32022-01-31 19:10:39 -08001057 if ((source == AUDIO_SOURCE_VOICE_RECOGNITION) || (source == AUDIO_SOURCE_HOTWORD))
1058 {
Eric Laurent1ff16a72019-03-14 18:35:04 -07001059 allowCapture = true;
Eric Laurent4eb58f12018-12-07 16:41:02 -08001060 }
1061 }
Philip P. Moltmannbda45752020-07-17 16:41:18 -07001062 } else if (mUidPolicy->isA11yUid(currentUid)) {
Eric Laurent1ff16a72019-03-14 18:35:04 -07001063 // For accessibility service allow capture if:
Eric Laurent47670c92019-08-28 16:59:05 -07001064 // The assistant is not on TOP
1065 // AND there is no active privacy sensitive capture or call
Eric Laurent589171c2019-07-25 18:04:29 -07001066 // OR client has CAPTURE_AUDIO_OUTPUT privileged permission
Eric Laurent47670c92019-08-28 16:59:05 -07001067 // OR
1068 // Is on TOP AND the source is VOICE_RECOGNITION or HOTWORD
1069 if (!isAssistantOnTop
Ricardo Correa57a37692020-03-23 17:27:25 -07001070 && !(isSensitiveActive && !current->canCaptureOutput)
Eric Laurentc21d5692020-02-25 10:24:36 -08001071 && canCaptureIfInCallOrCommunication(current)) {
Eric Laurent47670c92019-08-28 16:59:05 -07001072 allowCapture = true;
1073 }
Eric Laurent589171c2019-07-25 18:04:29 -07001074 if (isA11yOnTop) {
1075 if (source == AUDIO_SOURCE_VOICE_RECOGNITION || source == AUDIO_SOURCE_HOTWORD) {
1076 allowCapture = true;
1077 }
Eric Laurent4eb58f12018-12-07 16:41:02 -08001078 }
Eric Laurent4e947da2019-10-17 15:24:06 -07001079 } else if (source == AUDIO_SOURCE_HOTWORD) {
1080 // For HOTWORD source allow capture when not on TOP if:
1081 // All active clients are using HOTWORD source
1082 // AND no call is active
1083 // OR client has CAPTURE_AUDIO_OUTPUT privileged permission
Eric Laurentc21d5692020-02-25 10:24:36 -08001084 if (onlyHotwordActive
1085 && canCaptureIfInCallOrCommunication(current)) {
Eric Laurent4e947da2019-10-17 15:24:06 -07001086 allowCapture = true;
1087 }
Philip P. Moltmannbda45752020-07-17 16:41:18 -07001088 } else if (mUidPolicy->isCurrentImeUid(currentUid)) {
Kohsuke Yatoha623a132020-03-24 20:10:26 -07001089 // For current InputMethodService allow capture if:
1090 // A RTT call is active AND the source is VOICE_RECOGNITION
1091 if (rttCallActive && source == AUDIO_SOURCE_VOICE_RECOGNITION) {
1092 allowCapture = true;
1093 }
Eric Laurent4eb58f12018-12-07 16:41:02 -08001094 }
Eric Laurent8c7ef892021-06-10 13:32:16 +02001095 setAppState_l(current,
Philip P. Moltmannbda45752020-07-17 16:41:18 -07001096 allowCapture ? apmStatFromAmState(mUidPolicy->getUidState(currentUid)) :
Eric Laurent1ff16a72019-03-14 18:35:04 -07001097 APP_STATE_IDLE);
Eric Laurente8c8b432018-10-17 10:08:02 -07001098 }
1099}
1100
Michael Groovercfd28302018-12-11 19:16:46 -08001101void AudioPolicyService::silenceAllRecordings_l() {
1102 for (size_t i = 0; i < mAudioRecordClients.size(); i++) {
1103 sp<AudioRecordClient> current = mAudioRecordClients[i];
Eric Laurent1ff16a72019-03-14 18:35:04 -07001104 if (!isVirtualSource(current->attributes.source)) {
Eric Laurent8c7ef892021-06-10 13:32:16 +02001105 setAppState_l(current, APP_STATE_IDLE);
Eric Laurent1ff16a72019-03-14 18:35:04 -07001106 }
Michael Groovercfd28302018-12-11 19:16:46 -08001107 }
1108}
1109
Eric Laurente8c8b432018-10-17 10:08:02 -07001110/* static */
1111app_state_t AudioPolicyService::apmStatFromAmState(int amState) {
Eric Laurent1ff16a72019-03-14 18:35:04 -07001112
1113 if (amState == ActivityManager::PROCESS_STATE_UNKNOWN) {
Eric Laurente8c8b432018-10-17 10:08:02 -07001114 return APP_STATE_IDLE;
Eric Laurent1ff16a72019-03-14 18:35:04 -07001115 } else if (amState <= ActivityManager::PROCESS_STATE_TOP) {
1116 // include persistent services
1117 return APP_STATE_TOP;
Eric Laurente8c8b432018-10-17 10:08:02 -07001118 }
1119 return APP_STATE_FOREGROUND;
1120}
1121
Eric Laurent4eb58f12018-12-07 16:41:02 -08001122/* static */
Eric Laurent2dc962b2019-03-01 08:25:25 -08001123bool AudioPolicyService::isVirtualSource(audio_source_t source)
Eric Laurent4eb58f12018-12-07 16:41:02 -08001124{
1125 switch (source) {
1126 case AUDIO_SOURCE_VOICE_UPLINK:
1127 case AUDIO_SOURCE_VOICE_DOWNLINK:
1128 case AUDIO_SOURCE_VOICE_CALL:
Eric Laurent2dc962b2019-03-01 08:25:25 -08001129 case AUDIO_SOURCE_REMOTE_SUBMIX:
1130 case AUDIO_SOURCE_FM_TUNER:
Eric Laurent68eb2122020-04-30 17:40:57 -07001131 case AUDIO_SOURCE_ECHO_REFERENCE:
Eric Laurent4eb58f12018-12-07 16:41:02 -08001132 return true;
1133 default:
1134 break;
1135 }
1136 return false;
1137}
1138
Eric Laurented726cc2021-07-01 14:26:41 +02001139/* static */
1140bool AudioPolicyService::isAppOpSource(audio_source_t source)
1141{
1142 switch (source) {
1143 case AUDIO_SOURCE_FM_TUNER:
1144 case AUDIO_SOURCE_ECHO_REFERENCE:
Eric Laurent637bd202021-09-22 11:17:11 +02001145 case AUDIO_SOURCE_REMOTE_SUBMIX:
Eric Laurented726cc2021-07-01 14:26:41 +02001146 return false;
1147 default:
1148 break;
1149 }
1150 return true;
1151}
1152
Eric Laurent8c7ef892021-06-10 13:32:16 +02001153void AudioPolicyService::setAppState_l(sp<AudioRecordClient> client, app_state_t state)
Eric Laurente8c8b432018-10-17 10:08:02 -07001154{
1155 AutoCallerClear acc;
1156
1157 if (mAudioPolicyManager) {
Eric Laurent8c7ef892021-06-10 13:32:16 +02001158 mAudioPolicyManager->setAppState(client->portId, state);
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001159 }
1160 sp<IAudioFlinger> af = AudioSystem::get_audio_flinger();
1161 if (af) {
Eric Laurentf32108e2018-10-04 17:22:04 -07001162 bool silenced = state == APP_STATE_IDLE;
Eric Laurent8c7ef892021-06-10 13:32:16 +02001163 if (client->silenced != silenced) {
1164 if (client->active) {
1165 if (silenced) {
1166 finishRecording(client->attributionSource, client->attributes.source);
1167 } else {
1168 std::stringstream msg;
1169 msg << "Audio recording un-silenced on session " << client->session;
1170 if (!startRecording(client->attributionSource, String16(msg.str().c_str()),
1171 client->attributes.source)) {
1172 silenced = true;
1173 }
1174 }
1175 }
1176 af->setRecordSilenced(client->portId, silenced);
1177 client->silenced = silenced;
1178 }
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001179 }
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001180}
1181
Glenn Kasten0f11b512014-01-31 16:18:54 -08001182status_t AudioPolicyService::dump(int fd, const Vector<String16>& args __unused)
Mathias Agopian65ab4712010-07-14 17:59:35 -07001183{
Glenn Kasten44deb052012-02-05 18:09:08 -08001184 if (!dumpAllowed()) {
Mathias Agopian65ab4712010-07-14 17:59:35 -07001185 dumpPermissionDenial(fd);
1186 } else {
Mikhail Naganov12b716c2020-04-30 22:37:43 +00001187 const bool locked = dumpTryLock(mLock);
Mathias Agopian65ab4712010-07-14 17:59:35 -07001188 if (!locked) {
1189 String8 result(kDeadlockedString);
1190 write(fd, result.string(), result.size());
1191 }
1192
1193 dumpInternals(fd);
Mikhail Naganov1b22e542022-02-25 04:24:49 +00001194
1195 String8 actPtr = String8::format("AudioCommandThread: %p\n", mAudioCommandThread.get());
1196 write(fd, actPtr.string(), actPtr.size());
Glenn Kasten9d1f02d2012-02-08 17:47:58 -08001197 if (mAudioCommandThread != 0) {
Mathias Agopian65ab4712010-07-14 17:59:35 -07001198 mAudioCommandThread->dump(fd);
1199 }
Mathias Agopian65ab4712010-07-14 17:59:35 -07001200
Mikhail Naganov1b22e542022-02-25 04:24:49 +00001201 String8 octPtr = String8::format("OutputCommandThread: %p\n", mOutputCommandThread.get());
1202 write(fd, octPtr.string(), octPtr.size());
1203 if (mOutputCommandThread != 0) {
1204 mOutputCommandThread->dump(fd);
1205 }
1206
Eric Laurentdce54a12014-03-10 12:19:46 -07001207 if (mAudioPolicyManager) {
1208 mAudioPolicyManager->dump(fd);
Mikhail Naganov1b22e542022-02-25 04:24:49 +00001209 } else {
1210 String8 apmPtr = String8::format("AudioPolicyManager: %p\n", mAudioPolicyManager);
1211 write(fd, apmPtr.string(), apmPtr.size());
Eric Laurentdce54a12014-03-10 12:19:46 -07001212 }
Mathias Agopian65ab4712010-07-14 17:59:35 -07001213
Kevin Rocard8be94972019-02-22 13:26:25 -08001214 mPackageManager.dump(fd);
1215
Mikhail Naganov12b716c2020-04-30 22:37:43 +00001216 dumpReleaseLock(mLock, locked);
Andy Hungc747c532022-03-07 21:41:14 -08001217
1218 {
1219 std::string timeCheckStats = getIAudioPolicyServiceStatistics().dump();
1220 dprintf(fd, "\nIAudioPolicyService binder call profile\n");
1221 write(fd, timeCheckStats.c_str(), timeCheckStats.size());
1222 }
Mathias Agopian65ab4712010-07-14 17:59:35 -07001223 }
1224 return NO_ERROR;
1225}
1226
1227status_t AudioPolicyService::dumpPermissionDenial(int fd)
1228{
1229 const size_t SIZE = 256;
1230 char buffer[SIZE];
1231 String8 result;
1232 snprintf(buffer, SIZE, "Permission Denial: "
1233 "can't dump AudioPolicyService from pid=%d, uid=%d\n",
1234 IPCThreadState::self()->getCallingPid(),
1235 IPCThreadState::self()->getCallingUid());
1236 result.append(buffer);
1237 write(fd, result.string(), result.size());
1238 return NO_ERROR;
1239}
1240
1241status_t AudioPolicyService::onTransact(
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001242 uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags) {
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -08001243 // make sure transactions reserved to AudioFlinger do not come from other processes
1244 switch (code) {
1245 case TRANSACTION_startOutput:
1246 case TRANSACTION_stopOutput:
1247 case TRANSACTION_releaseOutput:
1248 case TRANSACTION_getInputForAttr:
1249 case TRANSACTION_startInput:
1250 case TRANSACTION_stopInput:
1251 case TRANSACTION_releaseInput:
1252 case TRANSACTION_getOutputForEffect:
1253 case TRANSACTION_registerEffect:
1254 case TRANSACTION_unregisterEffect:
1255 case TRANSACTION_setEffectEnabled:
1256 case TRANSACTION_getStrategyForStream:
1257 case TRANSACTION_getOutputForAttr:
1258 case TRANSACTION_moveEffectsToIo:
1259 ALOGW("%s: transaction %d received from PID %d",
1260 __func__, code, IPCThreadState::self()->getCallingPid());
1261 return INVALID_OPERATION;
1262 default:
1263 break;
1264 }
1265
1266 // make sure the following transactions come from system components
1267 switch (code) {
1268 case TRANSACTION_setDeviceConnectionState:
1269 case TRANSACTION_handleDeviceConfigChange:
1270 case TRANSACTION_setPhoneState:
1271//FIXME: Allow setForceUse calls from system apps until a better use case routing API is available
1272// case TRANSACTION_setForceUse:
1273 case TRANSACTION_initStreamVolume:
1274 case TRANSACTION_setStreamVolumeIndex:
1275 case TRANSACTION_setVolumeIndexForAttributes:
1276 case TRANSACTION_getStreamVolumeIndex:
1277 case TRANSACTION_getVolumeIndexForAttributes:
1278 case TRANSACTION_getMinVolumeIndexForAttributes:
1279 case TRANSACTION_getMaxVolumeIndexForAttributes:
1280 case TRANSACTION_isStreamActive:
1281 case TRANSACTION_isStreamActiveRemotely:
1282 case TRANSACTION_isSourceActive:
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -08001283 case TRANSACTION_registerPolicyMixes:
1284 case TRANSACTION_setMasterMono:
1285 case TRANSACTION_getSurroundFormats:
Kriti Dang6537def2021-03-02 13:46:59 +01001286 case TRANSACTION_getReportedSurroundFormats:
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -08001287 case TRANSACTION_setSurroundFormatEnabled:
Oscar Azucena829d90d2022-01-28 17:17:56 -08001288 case TRANSACTION_setAssistantServicesUids:
Oscar Azucenac2cdda32022-01-31 19:10:39 -08001289 case TRANSACTION_setActiveAssistantServicesUids:
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -08001290 case TRANSACTION_setA11yServicesUids:
1291 case TRANSACTION_setUidDeviceAffinities:
1292 case TRANSACTION_removeUidDeviceAffinities:
1293 case TRANSACTION_setUserIdDeviceAffinities:
1294 case TRANSACTION_removeUserIdDeviceAffinities:
Pattydd807582021-11-04 21:01:03 +08001295 case TRANSACTION_getHwOffloadFormatsSupportedForBluetoothMedia:
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -08001296 case TRANSACTION_listAudioVolumeGroups:
1297 case TRANSACTION_getVolumeGroupFromAudioAttributes:
1298 case TRANSACTION_acquireSoundTriggerSession:
1299 case TRANSACTION_releaseSoundTriggerSession:
1300 case TRANSACTION_setRttEnabled:
1301 case TRANSACTION_isCallScreenModeSupported:
1302 case TRANSACTION_setDevicesRoleForStrategy:
1303 case TRANSACTION_setSupportedSystemUsages:
1304 case TRANSACTION_removeDevicesRoleForStrategy:
1305 case TRANSACTION_getDevicesForRoleAndStrategy:
1306 case TRANSACTION_getDevicesForAttributes:
1307 case TRANSACTION_setAllowedCapturePolicy:
1308 case TRANSACTION_onNewAudioModulesAvailable:
1309 case TRANSACTION_setCurrentImeUid:
1310 case TRANSACTION_registerSoundTriggerCaptureStateListener:
1311 case TRANSACTION_setDevicesRoleForCapturePreset:
1312 case TRANSACTION_addDevicesRoleForCapturePreset:
1313 case TRANSACTION_removeDevicesRoleForCapturePreset:
1314 case TRANSACTION_clearDevicesRoleForCapturePreset:
Eric Laurent81dd0f52021-07-05 11:54:40 +02001315 case TRANSACTION_getDevicesForRoleAndCapturePreset:
1316 case TRANSACTION_getSpatializer: {
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -08001317 if (!isServiceUid(IPCThreadState::self()->getCallingUid())) {
1318 ALOGW("%s: transaction %d received from PID %d unauthorized UID %d",
1319 __func__, code, IPCThreadState::self()->getCallingPid(),
1320 IPCThreadState::self()->getCallingUid());
1321 return INVALID_OPERATION;
1322 }
1323 } break;
1324 default:
1325 break;
1326 }
1327
Andy Hungc747c532022-03-07 21:41:14 -08001328 const std::string methodName = getIAudioPolicyServiceStatistics().getMethodForCode(code);
1329 mediautils::TimeCheck check(
1330 std::string("IAudioPolicyService::").append(methodName),
1331 [code, methodName](bool timeout, float elapsedMs) { // don't move methodName.
1332 if (timeout) {
1333 mediametrics::LogItem(AMEDIAMETRICS_KEY_AUDIO_POLICY)
1334 .set(AMEDIAMETRICS_PROP_EVENT, AMEDIAMETRICS_PROP_EVENT_VALUE_TIMEOUT)
1335 .set(AMEDIAMETRICS_PROP_METHODCODE, int64_t(code))
1336 .set(AMEDIAMETRICS_PROP_METHODNAME, methodName.c_str())
1337 .record();
1338 } else {
1339 getIAudioPolicyServiceStatistics().event(code, elapsedMs);
1340 }
1341 });
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -08001342
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001343 switch (code) {
1344 case SHELL_COMMAND_TRANSACTION: {
1345 int in = data.readFileDescriptor();
1346 int out = data.readFileDescriptor();
1347 int err = data.readFileDescriptor();
1348 int argc = data.readInt32();
1349 Vector<String16> args;
1350 for (int i = 0; i < argc && data.dataAvail() > 0; i++) {
1351 args.add(data.readString16());
1352 }
1353 sp<IBinder> unusedCallback;
1354 sp<IResultReceiver> resultReceiver;
1355 status_t status;
1356 if ((status = data.readNullableStrongBinder(&unusedCallback)) != NO_ERROR) {
1357 return status;
1358 }
1359 if ((status = data.readNullableStrongBinder(&resultReceiver)) != NO_ERROR) {
1360 return status;
1361 }
1362 status = shellCommand(in, out, err, args);
1363 if (resultReceiver != nullptr) {
1364 resultReceiver->send(status);
1365 }
1366 return NO_ERROR;
1367 }
1368 }
1369
Mathias Agopian65ab4712010-07-14 17:59:35 -07001370 return BnAudioPolicyService::onTransact(code, data, reply, flags);
1371}
1372
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001373// ------------------- Shell command implementation -------------------
1374
1375// NOTE: This is a remote API - make sure all args are validated
1376status_t AudioPolicyService::shellCommand(int in, int out, int err, Vector<String16>& args) {
1377 if (!checkCallingPermission(sManageAudioPolicyPermission, nullptr, nullptr)) {
1378 return PERMISSION_DENIED;
1379 }
1380 if (in == BAD_TYPE || out == BAD_TYPE || err == BAD_TYPE) {
1381 return BAD_VALUE;
1382 }
jovanakbe066e12019-09-02 11:54:39 -07001383 if (args.size() >= 3 && args[0] == String16("set-uid-state")) {
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001384 return handleSetUidState(args, err);
jovanakbe066e12019-09-02 11:54:39 -07001385 } else if (args.size() >= 2 && args[0] == String16("reset-uid-state")) {
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001386 return handleResetUidState(args, err);
jovanakbe066e12019-09-02 11:54:39 -07001387 } else if (args.size() >= 2 && args[0] == String16("get-uid-state")) {
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001388 return handleGetUidState(args, out, err);
Eric Laurent269acb42021-04-23 16:53:22 +02001389 } else if (args.size() >= 1 && args[0] == String16("purge_permission-cache")) {
1390 purgePermissionCache();
1391 return NO_ERROR;
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001392 } else if (args.size() == 1 && args[0] == String16("help")) {
1393 printHelp(out);
1394 return NO_ERROR;
1395 }
1396 printHelp(err);
1397 return BAD_VALUE;
1398}
1399
jovanakbe066e12019-09-02 11:54:39 -07001400static status_t getUidForPackage(String16 packageName, int userId, /*inout*/uid_t& uid, int err) {
1401 if (userId < 0) {
1402 ALOGE("Invalid user: %d", userId);
1403 dprintf(err, "Invalid user: %d\n", userId);
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001404 return BAD_VALUE;
1405 }
jovanakbe066e12019-09-02 11:54:39 -07001406
1407 PermissionController pc;
1408 uid = pc.getPackageUid(packageName, 0);
1409 if (uid <= 0) {
1410 ALOGE("Unknown package: '%s'", String8(packageName).string());
1411 dprintf(err, "Unknown package: '%s'\n", String8(packageName).string());
1412 return BAD_VALUE;
1413 }
1414
1415 uid = multiuser_get_uid(userId, uid);
1416 return NO_ERROR;
1417}
1418
1419status_t AudioPolicyService::handleSetUidState(Vector<String16>& args, int err) {
1420 // Valid arg.size() is 3 or 5, args.size() is 5 with --user option.
1421 if (!(args.size() == 3 || args.size() == 5)) {
1422 printHelp(err);
1423 return BAD_VALUE;
1424 }
1425
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001426 bool active = false;
1427 if (args[2] == String16("active")) {
1428 active = true;
1429 } else if ((args[2] != String16("idle"))) {
1430 ALOGE("Expected active or idle but got: '%s'", String8(args[2]).string());
1431 return BAD_VALUE;
1432 }
jovanakbe066e12019-09-02 11:54:39 -07001433
1434 int userId = 0;
1435 if (args.size() >= 5 && args[3] == String16("--user")) {
1436 userId = atoi(String8(args[4]));
1437 }
1438
1439 uid_t uid;
1440 if (getUidForPackage(args[1], userId, uid, err) == BAD_VALUE) {
1441 return BAD_VALUE;
1442 }
1443
Mikhail Naganov12b716c2020-04-30 22:37:43 +00001444 sp<UidPolicy> uidPolicy;
1445 {
1446 Mutex::Autolock _l(mLock);
1447 uidPolicy = mUidPolicy;
1448 }
1449 if (uidPolicy) {
1450 uidPolicy->addOverrideUid(uid, active);
1451 return NO_ERROR;
1452 }
1453 return NO_INIT;
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001454}
1455
1456status_t AudioPolicyService::handleResetUidState(Vector<String16>& args, int err) {
jovanakbe066e12019-09-02 11:54:39 -07001457 // Valid arg.size() is 2 or 4, args.size() is 4 with --user option.
1458 if (!(args.size() == 2 || args.size() == 4)) {
1459 printHelp(err);
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001460 return BAD_VALUE;
1461 }
jovanakbe066e12019-09-02 11:54:39 -07001462
1463 int userId = 0;
1464 if (args.size() >= 4 && args[2] == String16("--user")) {
1465 userId = atoi(String8(args[3]));
1466 }
1467
1468 uid_t uid;
1469 if (getUidForPackage(args[1], userId, uid, err) == BAD_VALUE) {
1470 return BAD_VALUE;
1471 }
1472
Mikhail Naganov12b716c2020-04-30 22:37:43 +00001473 sp<UidPolicy> uidPolicy;
1474 {
1475 Mutex::Autolock _l(mLock);
1476 uidPolicy = mUidPolicy;
1477 }
1478 if (uidPolicy) {
1479 uidPolicy->removeOverrideUid(uid);
1480 return NO_ERROR;
1481 }
1482 return NO_INIT;
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001483}
1484
1485status_t AudioPolicyService::handleGetUidState(Vector<String16>& args, int out, int err) {
jovanakbe066e12019-09-02 11:54:39 -07001486 // Valid arg.size() is 2 or 4, args.size() is 4 with --user option.
1487 if (!(args.size() == 2 || args.size() == 4)) {
1488 printHelp(err);
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001489 return BAD_VALUE;
1490 }
jovanakbe066e12019-09-02 11:54:39 -07001491
1492 int userId = 0;
1493 if (args.size() >= 4 && args[2] == String16("--user")) {
1494 userId = atoi(String8(args[3]));
1495 }
1496
1497 uid_t uid;
1498 if (getUidForPackage(args[1], userId, uid, err) == BAD_VALUE) {
1499 return BAD_VALUE;
1500 }
1501
Mikhail Naganov12b716c2020-04-30 22:37:43 +00001502 sp<UidPolicy> uidPolicy;
1503 {
1504 Mutex::Autolock _l(mLock);
1505 uidPolicy = mUidPolicy;
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001506 }
Mikhail Naganov12b716c2020-04-30 22:37:43 +00001507 if (uidPolicy) {
1508 return dprintf(out, uidPolicy->isUidActive(uid) ? "active\n" : "idle\n");
1509 }
1510 return NO_INIT;
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001511}
1512
1513status_t AudioPolicyService::printHelp(int out) {
1514 return dprintf(out, "Audio policy service commands:\n"
jovanakbe066e12019-09-02 11:54:39 -07001515 " get-uid-state <PACKAGE> [--user USER_ID] gets the uid state\n"
1516 " set-uid-state <PACKAGE> <active|idle> [--user USER_ID] overrides the uid state\n"
1517 " reset-uid-state <PACKAGE> [--user USER_ID] clears the uid state override\n"
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001518 " help print this message\n");
1519}
1520
1521// ----------- AudioPolicyService::UidPolicy implementation ----------
1522
1523void AudioPolicyService::UidPolicy::registerSelf() {
Steven Moreland2f348142019-07-02 15:59:07 -07001524 status_t res = mAm.linkToDeath(this);
1525 mAm.registerUidObserver(this, ActivityManager::UID_OBSERVER_GONE
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001526 | ActivityManager::UID_OBSERVER_IDLE
Eric Laurente8c8b432018-10-17 10:08:02 -07001527 | ActivityManager::UID_OBSERVER_ACTIVE
1528 | ActivityManager::UID_OBSERVER_PROCSTATE,
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001529 ActivityManager::PROCESS_STATE_UNKNOWN,
1530 String16("audioserver"));
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001531 if (!res) {
1532 Mutex::Autolock _l(mLock);
1533 mObserverRegistered = true;
1534 } else {
1535 ALOGE("UidPolicy::registerSelf linkToDeath failed: %d", res);
Eric Laurent4eb58f12018-12-07 16:41:02 -08001536
Steven Moreland2f348142019-07-02 15:59:07 -07001537 mAm.unregisterUidObserver(this);
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001538 }
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001539}
1540
1541void AudioPolicyService::UidPolicy::unregisterSelf() {
Steven Moreland2f348142019-07-02 15:59:07 -07001542 mAm.unlinkToDeath(this);
1543 mAm.unregisterUidObserver(this);
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001544 Mutex::Autolock _l(mLock);
1545 mObserverRegistered = false;
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001546}
1547
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001548void AudioPolicyService::UidPolicy::binderDied(__unused const wp<IBinder> &who) {
1549 Mutex::Autolock _l(mLock);
1550 mCachedUids.clear();
1551 mObserverRegistered = false;
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001552}
1553
Eric Laurente8c8b432018-10-17 10:08:02 -07001554void AudioPolicyService::UidPolicy::checkRegistered() {
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001555 bool needToReregister = false;
1556 {
1557 Mutex::Autolock _l(mLock);
1558 needToReregister = !mObserverRegistered;
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001559 }
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001560 if (needToReregister) {
1561 // Looks like ActivityManager has died previously, attempt to re-register.
1562 registerSelf();
1563 }
Eric Laurente8c8b432018-10-17 10:08:02 -07001564}
1565
1566bool AudioPolicyService::UidPolicy::isUidActive(uid_t uid) {
1567 if (isServiceUid(uid)) return true;
1568 checkRegistered();
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001569 {
1570 Mutex::Autolock _l(mLock);
1571 auto overrideIter = mOverrideUids.find(uid);
1572 if (overrideIter != mOverrideUids.end()) {
Eric Laurente8c8b432018-10-17 10:08:02 -07001573 return overrideIter->second.first;
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001574 }
1575 // In an absense of the ActivityManager, assume everything to be active.
1576 if (!mObserverRegistered) return true;
1577 auto cacheIter = mCachedUids.find(uid);
Mikhail Naganoveba668a2018-04-05 08:13:15 -07001578 if (cacheIter != mCachedUids.end()) {
Eric Laurente8c8b432018-10-17 10:08:02 -07001579 return cacheIter->second.first;
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001580 }
1581 }
1582 ActivityManager am;
Hui Yu12c7ec72020-05-04 17:40:52 +00001583 bool active = am.isUidActive(uid, String16("audioserver"));
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001584 {
1585 Mutex::Autolock _l(mLock);
Eric Laurente8c8b432018-10-17 10:08:02 -07001586 mCachedUids.insert(std::pair<uid_t,
1587 std::pair<bool, int>>(uid, std::pair<bool, int>(active,
1588 ActivityManager::PROCESS_STATE_UNKNOWN)));
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001589 }
1590 return active;
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001591}
1592
Eric Laurente8c8b432018-10-17 10:08:02 -07001593int AudioPolicyService::UidPolicy::getUidState(uid_t uid) {
1594 if (isServiceUid(uid)) {
1595 return ActivityManager::PROCESS_STATE_TOP;
1596 }
1597 checkRegistered();
1598 {
1599 Mutex::Autolock _l(mLock);
1600 auto overrideIter = mOverrideUids.find(uid);
1601 if (overrideIter != mOverrideUids.end()) {
1602 if (overrideIter->second.first) {
1603 if (overrideIter->second.second != ActivityManager::PROCESS_STATE_UNKNOWN) {
1604 return overrideIter->second.second;
1605 } else {
1606 auto cacheIter = mCachedUids.find(uid);
1607 if (cacheIter != mCachedUids.end()) {
1608 return cacheIter->second.second;
1609 }
1610 }
1611 }
1612 return ActivityManager::PROCESS_STATE_UNKNOWN;
1613 }
1614 // In an absense of the ActivityManager, assume everything to be active.
1615 if (!mObserverRegistered) {
1616 return ActivityManager::PROCESS_STATE_TOP;
1617 }
1618 auto cacheIter = mCachedUids.find(uid);
1619 if (cacheIter != mCachedUids.end()) {
1620 if (cacheIter->second.first) {
1621 return cacheIter->second.second;
1622 } else {
1623 return ActivityManager::PROCESS_STATE_UNKNOWN;
1624 }
1625 }
1626 }
1627 ActivityManager am;
Hui Yu12c7ec72020-05-04 17:40:52 +00001628 bool active = am.isUidActive(uid, String16("audioserver"));
Eric Laurente8c8b432018-10-17 10:08:02 -07001629 int state = ActivityManager::PROCESS_STATE_UNKNOWN;
1630 if (active) {
1631 state = am.getUidProcessState(uid, String16("audioserver"));
1632 }
1633 {
1634 Mutex::Autolock _l(mLock);
1635 mCachedUids.insert(std::pair<uid_t,
1636 std::pair<bool, int>>(uid, std::pair<bool, int>(active, state)));
1637 }
Eric Laurent4eb58f12018-12-07 16:41:02 -08001638
Eric Laurente8c8b432018-10-17 10:08:02 -07001639 return state;
1640}
1641
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001642void AudioPolicyService::UidPolicy::onUidActive(uid_t uid) {
Eric Laurente8c8b432018-10-17 10:08:02 -07001643 updateUid(&mCachedUids, uid, true, ActivityManager::PROCESS_STATE_UNKNOWN, true);
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001644}
1645
1646void AudioPolicyService::UidPolicy::onUidGone(uid_t uid, __unused bool disabled) {
Eric Laurente8c8b432018-10-17 10:08:02 -07001647 updateUid(&mCachedUids, uid, false, ActivityManager::PROCESS_STATE_UNKNOWN, false);
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001648}
1649
1650void AudioPolicyService::UidPolicy::onUidIdle(uid_t uid, __unused bool disabled) {
Eric Laurente8c8b432018-10-17 10:08:02 -07001651 updateUid(&mCachedUids, uid, false, ActivityManager::PROCESS_STATE_UNKNOWN, true);
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001652}
1653
Eric Laurente8c8b432018-10-17 10:08:02 -07001654void AudioPolicyService::UidPolicy::onUidStateChanged(uid_t uid,
1655 int32_t procState,
Hui Yu13ad0eb2019-09-09 10:27:07 -07001656 int64_t procStateSeq __unused,
1657 int32_t capability __unused) {
Eric Laurente8c8b432018-10-17 10:08:02 -07001658 if (procState != ActivityManager::PROCESS_STATE_UNKNOWN) {
1659 updateUid(&mCachedUids, uid, true, procState, true);
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001660 }
1661}
1662
Austin Borger65577682022-02-17 00:25:43 +00001663void AudioPolicyService::UidPolicy::onUidProcAdjChanged(uid_t uid __unused) {
1664}
1665
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001666void AudioPolicyService::UidPolicy::updateOverrideUid(uid_t uid, bool active, bool insert) {
Eric Laurente8c8b432018-10-17 10:08:02 -07001667 updateUid(&mOverrideUids, uid, active, ActivityManager::PROCESS_STATE_UNKNOWN, insert);
1668}
1669
1670void AudioPolicyService::UidPolicy::notifyService() {
1671 sp<AudioPolicyService> service = mService.promote();
1672 if (service != nullptr) {
1673 service->updateUidStates();
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001674 }
1675}
1676
Eric Laurente8c8b432018-10-17 10:08:02 -07001677void AudioPolicyService::UidPolicy::updateUid(std::unordered_map<uid_t,
1678 std::pair<bool, int>> *uids,
1679 uid_t uid,
1680 bool active,
1681 int state,
1682 bool insert) {
1683 if (isServiceUid(uid)) {
1684 return;
1685 }
1686 bool wasActive = isUidActive(uid);
1687 int previousState = getUidState(uid);
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001688 {
1689 Mutex::Autolock _l(mLock);
Eric Laurente8c8b432018-10-17 10:08:02 -07001690 updateUidLocked(uids, uid, active, state, insert);
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001691 }
Eric Laurente8c8b432018-10-17 10:08:02 -07001692 if (wasActive != isUidActive(uid) || state != previousState) {
1693 notifyService();
1694 }
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001695}
1696
Eric Laurente8c8b432018-10-17 10:08:02 -07001697void AudioPolicyService::UidPolicy::updateUidLocked(std::unordered_map<uid_t,
1698 std::pair<bool, int>> *uids,
1699 uid_t uid,
1700 bool active,
1701 int state,
1702 bool insert) {
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001703 auto it = uids->find(uid);
1704 if (it != uids->end()) {
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001705 if (insert) {
Eric Laurente8c8b432018-10-17 10:08:02 -07001706 if (state == ActivityManager::PROCESS_STATE_UNKNOWN) {
1707 it->second.first = active;
1708 }
1709 if (it->second.first) {
1710 it->second.second = state;
1711 } else {
1712 it->second.second = ActivityManager::PROCESS_STATE_UNKNOWN;
1713 }
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001714 } else {
1715 uids->erase(it);
1716 }
Eric Laurente8c8b432018-10-17 10:08:02 -07001717 } else if (insert && (state == ActivityManager::PROCESS_STATE_UNKNOWN)) {
1718 uids->insert(std::pair<uid_t, std::pair<bool, int>>(uid,
1719 std::pair<bool, int>(active, state)));
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001720 }
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001721}
Mathias Agopian65ab4712010-07-14 17:59:35 -07001722
Eric Laurent4eb58f12018-12-07 16:41:02 -08001723bool AudioPolicyService::UidPolicy::isA11yOnTop() {
1724 for (const auto &uid : mCachedUids) {
Eric Laurent47670c92019-08-28 16:59:05 -07001725 if (!isA11yUid(uid.first)) {
Eric Laurent4eb58f12018-12-07 16:41:02 -08001726 continue;
1727 }
Amith Yamasanibcbb3002019-01-23 13:53:33 -08001728 if (uid.second.second >= ActivityManager::PROCESS_STATE_TOP
1729 && uid.second.second <= ActivityManager::PROCESS_STATE_BOUND_FOREGROUND_SERVICE) {
Eric Laurent4eb58f12018-12-07 16:41:02 -08001730 return true;
1731 }
1732 }
1733 return false;
1734}
1735
Eric Laurentb78763e2018-10-17 10:08:02 -07001736bool AudioPolicyService::UidPolicy::isA11yUid(uid_t uid)
1737{
1738 std::vector<uid_t>::iterator it = find(mA11yUids.begin(), mA11yUids.end(), uid);
1739 return it != mA11yUids.end();
1740}
1741
Oscar Azucena829d90d2022-01-28 17:17:56 -08001742void AudioPolicyService::UidPolicy::setAssistantUids(const std::vector<uid_t>& uids) {
1743 mAssistantUids.clear();
1744 mAssistantUids = uids;
1745}
1746
1747bool AudioPolicyService::UidPolicy::isAssistantUid(uid_t uid)
1748{
1749 std::vector<uid_t>::iterator it = find(mAssistantUids.begin(), mAssistantUids.end(), uid);
1750 return it != mAssistantUids.end();
1751}
1752
Oscar Azucenac2cdda32022-01-31 19:10:39 -08001753void AudioPolicyService::UidPolicy::setActiveAssistantUids(const std::vector<uid_t>& activeUids) {
1754 mActiveAssistantUids = activeUids;
1755}
1756
1757bool AudioPolicyService::UidPolicy::isActiveAssistantUid(uid_t uid)
1758{
1759 std::vector<uid_t>::iterator it = find(mActiveAssistantUids.begin(),
1760 mActiveAssistantUids.end(), uid);
1761 return it != mActiveAssistantUids.end();
1762}
1763
Oscar Azucena829d90d2022-01-28 17:17:56 -08001764void AudioPolicyService::UidPolicy::dumpInternals(int fd) {
1765 const size_t SIZE = 256;
1766 char buffer[SIZE];
1767 String8 result;
1768 auto appendUidsToResult = [&](const char* title, const std::vector<uid_t> &uids) {
1769 snprintf(buffer, SIZE, "\t%s: \n", title);
1770 result.append(buffer);
1771 int counter = 0;
1772 if (uids.empty()) {
1773 snprintf(buffer, SIZE, "\t\tNo UIDs present.\n");
1774 result.append(buffer);
1775 return;
1776 }
1777 for (const auto &uid : uids) {
1778 snprintf(buffer, SIZE, "\t\tUID[%d]=%d\n", counter++, uid);
1779 result.append(buffer);
1780 }
1781 };
1782
1783 snprintf(buffer, SIZE, "UID Policy:\n");
1784 result.append(buffer);
1785 snprintf(buffer, SIZE, "\tmObserverRegistered=%s\n",(mObserverRegistered ? "True":"False"));
1786 result.append(buffer);
1787
1788 appendUidsToResult("Assistants UIDs", mAssistantUids);
Oscar Azucenac2cdda32022-01-31 19:10:39 -08001789 appendUidsToResult("Active Assistants UIDs", mActiveAssistantUids);
Oscar Azucena829d90d2022-01-28 17:17:56 -08001790
1791 appendUidsToResult("Accessibility UIDs", mA11yUids);
1792
1793 snprintf(buffer, SIZE, "\tInput Method Service UID=%d\n", mCurrentImeUid);
1794 result.append(buffer);
1795
1796 snprintf(buffer, SIZE, "\tIs RTT Enabled: %s\n", (mRttEnabled ? "True":"False"));
1797 result.append(buffer);
1798
1799 write(fd, result.string(), result.size());
1800}
1801
Michael Groovercfd28302018-12-11 19:16:46 -08001802// ----------- AudioPolicyService::SensorPrivacyService implementation ----------
1803void AudioPolicyService::SensorPrivacyPolicy::registerSelf() {
1804 SensorPrivacyManager spm;
1805 mSensorPrivacyEnabled = spm.isSensorPrivacyEnabled();
Eric Laurent60aa4d02022-11-17 11:47:19 +01001806 (void)spm.addToggleSensorPrivacyListener(this);
Michael Groovercfd28302018-12-11 19:16:46 -08001807 spm.addSensorPrivacyListener(this);
1808}
1809
1810void AudioPolicyService::SensorPrivacyPolicy::unregisterSelf() {
1811 SensorPrivacyManager spm;
1812 spm.removeSensorPrivacyListener(this);
Eric Laurent60aa4d02022-11-17 11:47:19 +01001813 spm.removeToggleSensorPrivacyListener(this);
Michael Groovercfd28302018-12-11 19:16:46 -08001814}
1815
1816bool AudioPolicyService::SensorPrivacyPolicy::isSensorPrivacyEnabled() {
1817 return mSensorPrivacyEnabled;
1818}
1819
Evan Seversond8dc6832022-01-27 10:47:03 -08001820binder::Status AudioPolicyService::SensorPrivacyPolicy::onSensorPrivacyChanged(
1821 int toggleType __unused, int sensor __unused, bool enabled) {
Michael Groovercfd28302018-12-11 19:16:46 -08001822 mSensorPrivacyEnabled = enabled;
1823 sp<AudioPolicyService> service = mService.promote();
1824 if (service != nullptr) {
1825 service->updateUidStates();
1826 }
1827 return binder::Status::ok();
1828}
1829
Eric Laurented726cc2021-07-01 14:26:41 +02001830// ----------- AudioPolicyService::OpRecordAudioMonitor implementation ----------
1831
1832// static
1833sp<AudioPolicyService::OpRecordAudioMonitor>
1834AudioPolicyService::OpRecordAudioMonitor::createIfNeeded(
1835 const AttributionSourceState& attributionSource, const audio_attributes_t& attr,
1836 wp<AudioCommandThread> commandThread)
1837{
Eric Laurent987ce102021-07-05 12:11:51 +02001838 if (isAudioServerOrRootUid(attributionSource.uid)) {
1839 ALOGV("not silencing record for audio or root source %s",
Eric Laurented726cc2021-07-01 14:26:41 +02001840 attributionSource.toString().c_str());
1841 return nullptr;
1842 }
1843
1844 if (!AudioPolicyService::isAppOpSource(attr.source)) {
1845 ALOGD("not monitoring app op for uid %d and source %d",
1846 attributionSource.uid, attr.source);
1847 return nullptr;
1848 }
1849
1850 if (!attributionSource.packageName.has_value()
1851 || attributionSource.packageName.value().size() == 0) {
1852 return nullptr;
1853 }
1854 return new OpRecordAudioMonitor(attributionSource, getOpForSource(attr.source), commandThread);
1855}
1856
1857AudioPolicyService::OpRecordAudioMonitor::OpRecordAudioMonitor(
1858 const AttributionSourceState& attributionSource, int32_t appOp,
1859 wp<AudioCommandThread> commandThread) :
1860 mHasOp(true), mAttributionSource(attributionSource), mAppOp(appOp),
1861 mCommandThread(commandThread)
1862{
1863}
1864
1865AudioPolicyService::OpRecordAudioMonitor::~OpRecordAudioMonitor()
1866{
1867 if (mOpCallback != 0) {
1868 mAppOpsManager.stopWatchingMode(mOpCallback);
1869 }
1870 mOpCallback.clear();
1871}
1872
1873void AudioPolicyService::OpRecordAudioMonitor::onFirstRef()
1874{
1875 checkOp();
1876 mOpCallback = new RecordAudioOpCallback(this);
1877 ALOGV("start watching op %d for %s", mAppOp, mAttributionSource.toString().c_str());
1878 // TODO: We need to always watch AppOpsManager::OP_RECORD_AUDIO too
1879 // since it controls the mic permission for legacy apps.
1880 mAppOpsManager.startWatchingMode(mAppOp, VALUE_OR_FATAL(aidl2legacy_string_view_String16(
1881 mAttributionSource.packageName.value_or(""))),
1882 mOpCallback);
1883}
1884
1885bool AudioPolicyService::OpRecordAudioMonitor::hasOp() const {
1886 return mHasOp.load();
1887}
1888
1889// Called by RecordAudioOpCallback when the app op corresponding to this OpRecordAudioMonitor
1890// is updated in AppOp callback and in onFirstRef()
1891// Note this method is never called (and never to be) for audio server / root track
1892// due to the UID in createIfNeeded(). As a result for those record track, it's:
1893// - not called from constructor,
1894// - not called from RecordAudioOpCallback because the callback is not installed in this case
1895void AudioPolicyService::OpRecordAudioMonitor::checkOp(bool updateUidStates)
1896{
1897 // TODO: We need to always check AppOpsManager::OP_RECORD_AUDIO too
1898 // since it controls the mic permission for legacy apps.
1899 const int32_t mode = mAppOpsManager.checkOp(mAppOp,
1900 mAttributionSource.uid, VALUE_OR_FATAL(aidl2legacy_string_view_String16(
1901 mAttributionSource.packageName.value_or(""))));
1902 const bool hasIt = (mode == AppOpsManager::MODE_ALLOWED);
1903 // verbose logging only log when appOp changed
1904 ALOGI_IF(hasIt != mHasOp.load(),
1905 "App op %d missing, %ssilencing record %s",
1906 mAppOp, hasIt ? "un" : "", mAttributionSource.toString().c_str());
1907 mHasOp.store(hasIt);
1908
1909 if (updateUidStates) {
1910 sp<AudioCommandThread> commandThread = mCommandThread.promote();
1911 if (commandThread != nullptr) {
1912 commandThread->updateUidStatesCommand();
1913 }
1914 }
1915}
1916
1917AudioPolicyService::OpRecordAudioMonitor::RecordAudioOpCallback::RecordAudioOpCallback(
1918 const wp<OpRecordAudioMonitor>& monitor) : mMonitor(monitor)
1919{ }
1920
1921void AudioPolicyService::OpRecordAudioMonitor::RecordAudioOpCallback::opChanged(int32_t op,
1922 const String16& packageName __unused) {
1923 sp<OpRecordAudioMonitor> monitor = mMonitor.promote();
1924 if (monitor != NULL) {
1925 if (op != monitor->getOp()) {
1926 return;
1927 }
1928 monitor->checkOp(true);
1929 }
1930}
1931
1932
Mathias Agopian65ab4712010-07-14 17:59:35 -07001933// ----------- AudioPolicyService::AudioCommandThread implementation ----------
1934
Eric Laurentbfb1b832013-01-07 09:53:42 -08001935AudioPolicyService::AudioCommandThread::AudioCommandThread(String8 name,
1936 const wp<AudioPolicyService>& service)
1937 : Thread(false), mName(name), mService(service)
Mathias Agopian65ab4712010-07-14 17:59:35 -07001938{
Mathias Agopian65ab4712010-07-14 17:59:35 -07001939}
1940
1941
1942AudioPolicyService::AudioCommandThread::~AudioCommandThread()
1943{
Eric Laurentbfb1b832013-01-07 09:53:42 -08001944 if (!mAudioCommands.isEmpty()) {
Mathias Agopian65ab4712010-07-14 17:59:35 -07001945 release_wake_lock(mName.string());
1946 }
1947 mAudioCommands.clear();
Mathias Agopian65ab4712010-07-14 17:59:35 -07001948}
1949
1950void AudioPolicyService::AudioCommandThread::onFirstRef()
1951{
Eric Laurentbfb1b832013-01-07 09:53:42 -08001952 run(mName.string(), ANDROID_PRIORITY_AUDIO);
Mathias Agopian65ab4712010-07-14 17:59:35 -07001953}
1954
1955bool AudioPolicyService::AudioCommandThread::threadLoop()
1956{
Eric Laurentd7eda8d2016-02-02 17:18:39 -08001957 nsecs_t waitTime = -1;
Mathias Agopian65ab4712010-07-14 17:59:35 -07001958
1959 mLock.lock();
1960 while (!exitPending())
1961 {
Eric Laurent59a89232014-06-08 14:14:17 -07001962 sp<AudioPolicyService> svc;
Ytai Ben-Tsvi6958b022022-04-26 15:45:53 -07001963 int numTimesBecameEmpty = 0;
Eric Laurent59a89232014-06-08 14:14:17 -07001964 while (!mAudioCommands.isEmpty() && !exitPending()) {
Mathias Agopian65ab4712010-07-14 17:59:35 -07001965 nsecs_t curTime = systemTime();
1966 // commands are sorted by increasing time stamp: execute them from index 0 and up
1967 if (mAudioCommands[0]->mTime <= curTime) {
Eric Laurent0ede8922014-05-09 18:04:42 -07001968 sp<AudioCommand> command = mAudioCommands[0];
Mathias Agopian65ab4712010-07-14 17:59:35 -07001969 mAudioCommands.removeAt(0);
Ytai Ben-Tsvi6958b022022-04-26 15:45:53 -07001970 if (mAudioCommands.isEmpty()) {
1971 ++numTimesBecameEmpty;
1972 }
Eric Laurent0ede8922014-05-09 18:04:42 -07001973 mLastCommand = command;
Mathias Agopian65ab4712010-07-14 17:59:35 -07001974
1975 switch (command->mCommand) {
Mathias Agopian65ab4712010-07-14 17:59:35 -07001976 case SET_VOLUME: {
Eric Laurent0ede8922014-05-09 18:04:42 -07001977 VolumeData *data = (VolumeData *)command->mParam.get();
Steve Block3856b092011-10-20 11:56:00 +01001978 ALOGV("AudioCommandThread() processing set volume stream %d, \
Eric Laurentde070132010-07-13 04:45:46 -07001979 volume %f, output %d", data->mStream, data->mVolume, data->mIO);
Andy Hungfe726a62018-09-27 15:17:25 -07001980 mLock.unlock();
Eric Laurentde070132010-07-13 04:45:46 -07001981 command->mStatus = AudioSystem::setStreamVolume(data->mStream,
1982 data->mVolume,
1983 data->mIO);
Andy Hungfe726a62018-09-27 15:17:25 -07001984 mLock.lock();
Mathias Agopian65ab4712010-07-14 17:59:35 -07001985 }break;
1986 case SET_PARAMETERS: {
Eric Laurent0ede8922014-05-09 18:04:42 -07001987 ParametersData *data = (ParametersData *)command->mParam.get();
Glenn Kastene53b9ea2012-03-12 16:29:55 -07001988 ALOGV("AudioCommandThread() processing set parameters string %s, io %d",
1989 data->mKeyValuePairs.string(), data->mIO);
Andy Hungfe726a62018-09-27 15:17:25 -07001990 mLock.unlock();
Glenn Kastene53b9ea2012-03-12 16:29:55 -07001991 command->mStatus = AudioSystem::setParameters(data->mIO, data->mKeyValuePairs);
Andy Hungfe726a62018-09-27 15:17:25 -07001992 mLock.lock();
Glenn Kastene53b9ea2012-03-12 16:29:55 -07001993 }break;
Mathias Agopian65ab4712010-07-14 17:59:35 -07001994 case SET_VOICE_VOLUME: {
Eric Laurent0ede8922014-05-09 18:04:42 -07001995 VoiceVolumeData *data = (VoiceVolumeData *)command->mParam.get();
Steve Block3856b092011-10-20 11:56:00 +01001996 ALOGV("AudioCommandThread() processing set voice volume volume %f",
Eric Laurentde070132010-07-13 04:45:46 -07001997 data->mVolume);
Andy Hungfe726a62018-09-27 15:17:25 -07001998 mLock.unlock();
Mathias Agopian65ab4712010-07-14 17:59:35 -07001999 command->mStatus = AudioSystem::setVoiceVolume(data->mVolume);
Andy Hungfe726a62018-09-27 15:17:25 -07002000 mLock.lock();
Mathias Agopian65ab4712010-07-14 17:59:35 -07002001 }break;
Eric Laurentbfb1b832013-01-07 09:53:42 -08002002 case STOP_OUTPUT: {
Eric Laurent0ede8922014-05-09 18:04:42 -07002003 StopOutputData *data = (StopOutputData *)command->mParam.get();
Eric Laurentd7fe0862018-07-14 16:48:01 -07002004 ALOGV("AudioCommandThread() processing stop output portId %d",
2005 data->mPortId);
Eric Laurent59a89232014-06-08 14:14:17 -07002006 svc = mService.promote();
Eric Laurentbfb1b832013-01-07 09:53:42 -08002007 if (svc == 0) {
2008 break;
2009 }
2010 mLock.unlock();
Eric Laurentd7fe0862018-07-14 16:48:01 -07002011 svc->doStopOutput(data->mPortId);
Eric Laurentbfb1b832013-01-07 09:53:42 -08002012 mLock.lock();
Eric Laurentbfb1b832013-01-07 09:53:42 -08002013 }break;
2014 case RELEASE_OUTPUT: {
Eric Laurent0ede8922014-05-09 18:04:42 -07002015 ReleaseOutputData *data = (ReleaseOutputData *)command->mParam.get();
Eric Laurentd7fe0862018-07-14 16:48:01 -07002016 ALOGV("AudioCommandThread() processing release output portId %d",
2017 data->mPortId);
Eric Laurent59a89232014-06-08 14:14:17 -07002018 svc = mService.promote();
Eric Laurentbfb1b832013-01-07 09:53:42 -08002019 if (svc == 0) {
2020 break;
2021 }
2022 mLock.unlock();
Eric Laurentd7fe0862018-07-14 16:48:01 -07002023 svc->doReleaseOutput(data->mPortId);
Eric Laurentbfb1b832013-01-07 09:53:42 -08002024 mLock.lock();
Eric Laurentbfb1b832013-01-07 09:53:42 -08002025 }break;
Eric Laurent951f4552014-05-20 10:48:17 -07002026 case CREATE_AUDIO_PATCH: {
2027 CreateAudioPatchData *data = (CreateAudioPatchData *)command->mParam.get();
2028 ALOGV("AudioCommandThread() processing create audio patch");
2029 sp<IAudioFlinger> af = AudioSystem::get_audio_flinger();
2030 if (af == 0) {
2031 command->mStatus = PERMISSION_DENIED;
2032 } else {
Andy Hungfe726a62018-09-27 15:17:25 -07002033 mLock.unlock();
Eric Laurent951f4552014-05-20 10:48:17 -07002034 command->mStatus = af->createAudioPatch(&data->mPatch, &data->mHandle);
Andy Hungfe726a62018-09-27 15:17:25 -07002035 mLock.lock();
Eric Laurent951f4552014-05-20 10:48:17 -07002036 }
2037 } break;
2038 case RELEASE_AUDIO_PATCH: {
2039 ReleaseAudioPatchData *data = (ReleaseAudioPatchData *)command->mParam.get();
2040 ALOGV("AudioCommandThread() processing release audio patch");
2041 sp<IAudioFlinger> af = AudioSystem::get_audio_flinger();
2042 if (af == 0) {
2043 command->mStatus = PERMISSION_DENIED;
2044 } else {
Andy Hungfe726a62018-09-27 15:17:25 -07002045 mLock.unlock();
Eric Laurent951f4552014-05-20 10:48:17 -07002046 command->mStatus = af->releaseAudioPatch(data->mHandle);
Andy Hungfe726a62018-09-27 15:17:25 -07002047 mLock.lock();
Eric Laurent951f4552014-05-20 10:48:17 -07002048 }
2049 } break;
Eric Laurentb52c1522014-05-20 11:27:36 -07002050 case UPDATE_AUDIOPORT_LIST: {
2051 ALOGV("AudioCommandThread() processing update audio port list");
Eric Laurent59a89232014-06-08 14:14:17 -07002052 svc = mService.promote();
Eric Laurentb52c1522014-05-20 11:27:36 -07002053 if (svc == 0) {
2054 break;
2055 }
2056 mLock.unlock();
2057 svc->doOnAudioPortListUpdate();
2058 mLock.lock();
2059 }break;
2060 case UPDATE_AUDIOPATCH_LIST: {
2061 ALOGV("AudioCommandThread() processing update audio patch list");
Eric Laurent59a89232014-06-08 14:14:17 -07002062 svc = mService.promote();
Eric Laurentb52c1522014-05-20 11:27:36 -07002063 if (svc == 0) {
2064 break;
2065 }
2066 mLock.unlock();
2067 svc->doOnAudioPatchListUpdate();
2068 mLock.lock();
2069 }break;
François Gaffiecfe17322018-11-07 13:41:29 +01002070 case CHANGED_AUDIOVOLUMEGROUP: {
2071 AudioVolumeGroupData *data =
2072 static_cast<AudioVolumeGroupData *>(command->mParam.get());
2073 ALOGV("AudioCommandThread() processing update audio volume group");
2074 svc = mService.promote();
2075 if (svc == 0) {
2076 break;
2077 }
2078 mLock.unlock();
2079 svc->doOnAudioVolumeGroupChanged(data->mGroup, data->mFlags);
2080 mLock.lock();
2081 }break;
Eric Laurente1715a42014-05-20 11:30:42 -07002082 case SET_AUDIOPORT_CONFIG: {
2083 SetAudioPortConfigData *data = (SetAudioPortConfigData *)command->mParam.get();
2084 ALOGV("AudioCommandThread() processing set port config");
2085 sp<IAudioFlinger> af = AudioSystem::get_audio_flinger();
2086 if (af == 0) {
2087 command->mStatus = PERMISSION_DENIED;
2088 } else {
Andy Hungfe726a62018-09-27 15:17:25 -07002089 mLock.unlock();
Eric Laurente1715a42014-05-20 11:30:42 -07002090 command->mStatus = af->setAudioPortConfig(&data->mConfig);
Andy Hungfe726a62018-09-27 15:17:25 -07002091 mLock.lock();
Eric Laurente1715a42014-05-20 11:30:42 -07002092 }
2093 } break;
Jean-Michel Trivide801052015-04-14 19:10:14 -07002094 case DYN_POLICY_MIX_STATE_UPDATE: {
2095 DynPolicyMixStateUpdateData *data =
2096 (DynPolicyMixStateUpdateData *)command->mParam.get();
Jean-Michel Trivide801052015-04-14 19:10:14 -07002097 ALOGV("AudioCommandThread() processing dyn policy mix state update %s %d",
2098 data->mRegId.string(), data->mState);
2099 svc = mService.promote();
2100 if (svc == 0) {
2101 break;
2102 }
2103 mLock.unlock();
2104 svc->doOnDynamicPolicyMixStateUpdate(data->mRegId, data->mState);
2105 mLock.lock();
2106 } break;
Jean-Michel Trivi2f4fe9f2015-12-04 16:20:59 -08002107 case RECORDING_CONFIGURATION_UPDATE: {
2108 RecordingConfigurationUpdateData *data =
2109 (RecordingConfigurationUpdateData *)command->mParam.get();
2110 ALOGV("AudioCommandThread() processing recording configuration update");
2111 svc = mService.promote();
2112 if (svc == 0) {
2113 break;
2114 }
2115 mLock.unlock();
Jean-Michel Triviac4e4292016-12-22 11:39:31 -08002116 svc->doOnRecordingConfigurationUpdate(data->mEvent, &data->mClientInfo,
Eric Laurenta9f86652018-11-28 17:23:11 -08002117 &data->mClientConfig, data->mClientEffects,
2118 &data->mDeviceConfig, data->mEffects,
2119 data->mPatchHandle, data->mSource);
Jean-Michel Trivi2f4fe9f2015-12-04 16:20:59 -08002120 mLock.lock();
2121 } break;
Eric Laurentb20cf7d2019-04-05 19:37:34 -07002122 case SET_EFFECT_SUSPENDED: {
2123 SetEffectSuspendedData *data = (SetEffectSuspendedData *)command->mParam.get();
2124 ALOGV("AudioCommandThread() processing set effect suspended");
2125 sp<IAudioFlinger> af = AudioSystem::get_audio_flinger();
2126 if (af != 0) {
2127 mLock.unlock();
2128 af->setEffectSuspended(data->mEffectId, data->mSessionId, data->mSuspended);
2129 mLock.lock();
2130 }
2131 } break;
Mikhail Naganov88b30d22020-03-09 19:43:13 +00002132 case AUDIO_MODULES_UPDATE: {
2133 ALOGV("AudioCommandThread() processing audio modules update");
2134 svc = mService.promote();
2135 if (svc == 0) {
2136 break;
2137 }
2138 mLock.unlock();
2139 svc->doOnNewAudioModulesAvailable();
2140 mLock.lock();
2141 } break;
Jean-Michel Trivi9a6b9ad2020-10-22 16:46:43 -07002142 case ROUTING_UPDATED: {
2143 ALOGV("AudioCommandThread() processing routing update");
2144 svc = mService.promote();
2145 if (svc == 0) {
2146 break;
2147 }
2148 mLock.unlock();
2149 svc->doOnRoutingUpdated();
2150 mLock.lock();
2151 } break;
Eric Laurentb20cf7d2019-04-05 19:37:34 -07002152
Eric Laurented726cc2021-07-01 14:26:41 +02002153 case UPDATE_UID_STATES: {
2154 ALOGV("AudioCommandThread() processing updateUID states");
2155 svc = mService.promote();
2156 if (svc == 0) {
2157 break;
2158 }
2159 mLock.unlock();
2160 svc->updateUidStates();
2161 mLock.lock();
2162 } break;
2163
Eric Laurent15903592022-02-24 20:44:36 +01002164 case CHECK_SPATIALIZER_OUTPUT: {
2165 ALOGV("AudioCommandThread() processing check spatializer");
Eric Laurent81dd0f52021-07-05 11:54:40 +02002166 svc = mService.promote();
2167 if (svc == 0) {
2168 break;
2169 }
2170 mLock.unlock();
2171 svc->doOnCheckSpatializer();
2172 mLock.lock();
2173 } break;
2174
Eric Laurent15903592022-02-24 20:44:36 +01002175 case UPDATE_ACTIVE_SPATIALIZER_TRACKS: {
2176 ALOGV("AudioCommandThread() processing update spatializer tracks");
2177 svc = mService.promote();
2178 if (svc == 0) {
2179 break;
2180 }
2181 mLock.unlock();
2182 svc->doOnUpdateActiveSpatializerTracks();
2183 mLock.lock();
2184 } break;
2185
Jean-Michel Trivi78f2b302022-04-15 18:18:41 +00002186 case VOL_RANGE_INIT_REQUEST: {
2187 ALOGV("AudioCommandThread() processing volume range init request");
2188 svc = mService.promote();
2189 if (svc == 0) {
2190 break;
2191 }
2192 mLock.unlock();
2193 svc->doOnVolumeRangeInitRequest();
2194 mLock.lock();
2195 } break;
2196
Mathias Agopian65ab4712010-07-14 17:59:35 -07002197 default:
Steve Block5ff1dd52012-01-05 23:22:43 +00002198 ALOGW("AudioCommandThread() unknown command %d", command->mCommand);
Mathias Agopian65ab4712010-07-14 17:59:35 -07002199 }
Eric Laurent0ede8922014-05-09 18:04:42 -07002200 {
2201 Mutex::Autolock _l(command->mLock);
2202 if (command->mWaitStatus) {
2203 command->mWaitStatus = false;
2204 command->mCond.signal();
2205 }
2206 }
Eric Laurentd7eda8d2016-02-02 17:18:39 -08002207 waitTime = -1;
Zach Janga754b4f2015-10-27 01:29:34 +00002208 // release mLock before releasing strong reference on the service as
2209 // AudioPolicyService destructor calls AudioCommandThread::exit() which
2210 // acquires mLock.
2211 mLock.unlock();
2212 svc.clear();
2213 mLock.lock();
Mathias Agopian65ab4712010-07-14 17:59:35 -07002214 } else {
2215 waitTime = mAudioCommands[0]->mTime - curTime;
2216 break;
2217 }
2218 }
Zach Janga754b4f2015-10-27 01:29:34 +00002219
Ytai Ben-Tsvi6958b022022-04-26 15:45:53 -07002220 // release delayed commands wake lock as many times as we made the queue is
2221 // empty during popping.
2222 while (numTimesBecameEmpty--) {
Ricardo Garcia05f2fdc2014-07-24 15:48:24 -07002223 release_wake_lock(mName.string());
Zach Janga754b4f2015-10-27 01:29:34 +00002224 }
2225
2226 // At this stage we have either an empty command queue or the first command in the queue
2227 // has a finite delay. So unless we are exiting it is safe to wait.
2228 if (!exitPending()) {
Eric Laurent59a89232014-06-08 14:14:17 -07002229 ALOGV("AudioCommandThread() going to sleep");
Eric Laurentd7eda8d2016-02-02 17:18:39 -08002230 if (waitTime == -1) {
2231 mWaitWorkCV.wait(mLock);
2232 } else {
2233 mWaitWorkCV.waitRelative(mLock, waitTime);
2234 }
Eric Laurent59a89232014-06-08 14:14:17 -07002235 }
Mathias Agopian65ab4712010-07-14 17:59:35 -07002236 }
Ricardo Garcia05f2fdc2014-07-24 15:48:24 -07002237 // release delayed commands wake lock before quitting
2238 if (!mAudioCommands.isEmpty()) {
2239 release_wake_lock(mName.string());
2240 }
Mathias Agopian65ab4712010-07-14 17:59:35 -07002241 mLock.unlock();
2242 return false;
2243}
2244
2245status_t AudioPolicyService::AudioCommandThread::dump(int fd)
2246{
2247 const size_t SIZE = 256;
2248 char buffer[SIZE];
2249 String8 result;
2250
Mikhail Naganov12b716c2020-04-30 22:37:43 +00002251 const bool locked = dumpTryLock(mLock);
Mathias Agopian65ab4712010-07-14 17:59:35 -07002252 if (!locked) {
2253 String8 result2(kCmdDeadlockedString);
2254 write(fd, result2.string(), result2.size());
2255 }
2256
2257 snprintf(buffer, SIZE, "- Commands:\n");
2258 result = String8(buffer);
2259 result.append(" Command Time Wait pParam\n");
Glenn Kasten8d6a2442012-02-08 14:04:28 -08002260 for (size_t i = 0; i < mAudioCommands.size(); i++) {
Mathias Agopian65ab4712010-07-14 17:59:35 -07002261 mAudioCommands[i]->dump(buffer, SIZE);
2262 result.append(buffer);
2263 }
2264 result.append(" Last Command\n");
Eric Laurent0ede8922014-05-09 18:04:42 -07002265 if (mLastCommand != 0) {
2266 mLastCommand->dump(buffer, SIZE);
2267 result.append(buffer);
2268 } else {
2269 result.append(" none\n");
2270 }
Mathias Agopian65ab4712010-07-14 17:59:35 -07002271
2272 write(fd, result.string(), result.size());
2273
Mikhail Naganov12b716c2020-04-30 22:37:43 +00002274 dumpReleaseLock(mLock, locked);
Mathias Agopian65ab4712010-07-14 17:59:35 -07002275
2276 return NO_ERROR;
2277}
2278
Glenn Kastenfff6d712012-01-12 16:38:12 -08002279status_t AudioPolicyService::AudioCommandThread::volumeCommand(audio_stream_type_t stream,
Eric Laurentde070132010-07-13 04:45:46 -07002280 float volume,
Glenn Kasten72ef00d2012-01-17 11:09:42 -08002281 audio_io_handle_t output,
Eric Laurentde070132010-07-13 04:45:46 -07002282 int delayMs)
Mathias Agopian65ab4712010-07-14 17:59:35 -07002283{
Eric Laurent0ede8922014-05-09 18:04:42 -07002284 sp<AudioCommand> command = new AudioCommand();
Mathias Agopian65ab4712010-07-14 17:59:35 -07002285 command->mCommand = SET_VOLUME;
Eric Laurent0ede8922014-05-09 18:04:42 -07002286 sp<VolumeData> data = new VolumeData();
Mathias Agopian65ab4712010-07-14 17:59:35 -07002287 data->mStream = stream;
2288 data->mVolume = volume;
2289 data->mIO = output;
2290 command->mParam = data;
Eric Laurent0ede8922014-05-09 18:04:42 -07002291 command->mWaitStatus = true;
Steve Block3856b092011-10-20 11:56:00 +01002292 ALOGV("AudioCommandThread() adding set volume stream %d, volume %f, output %d",
Eric Laurentde070132010-07-13 04:45:46 -07002293 stream, volume, output);
Eric Laurent0ede8922014-05-09 18:04:42 -07002294 return sendCommand(command, delayMs);
Mathias Agopian65ab4712010-07-14 17:59:35 -07002295}
2296
Glenn Kasten72ef00d2012-01-17 11:09:42 -08002297status_t AudioPolicyService::AudioCommandThread::parametersCommand(audio_io_handle_t ioHandle,
Dima Zavinfce7a472011-04-19 22:30:36 -07002298 const char *keyValuePairs,
Eric Laurentde070132010-07-13 04:45:46 -07002299 int delayMs)
Mathias Agopian65ab4712010-07-14 17:59:35 -07002300{
Eric Laurent0ede8922014-05-09 18:04:42 -07002301 sp<AudioCommand> command = new AudioCommand();
Mathias Agopian65ab4712010-07-14 17:59:35 -07002302 command->mCommand = SET_PARAMETERS;
Eric Laurent0ede8922014-05-09 18:04:42 -07002303 sp<ParametersData> data = new ParametersData();
Mathias Agopian65ab4712010-07-14 17:59:35 -07002304 data->mIO = ioHandle;
Dima Zavinfce7a472011-04-19 22:30:36 -07002305 data->mKeyValuePairs = String8(keyValuePairs);
Mathias Agopian65ab4712010-07-14 17:59:35 -07002306 command->mParam = data;
Eric Laurent0ede8922014-05-09 18:04:42 -07002307 command->mWaitStatus = true;
Steve Block3856b092011-10-20 11:56:00 +01002308 ALOGV("AudioCommandThread() adding set parameter string %s, io %d ,delay %d",
Dima Zavinfce7a472011-04-19 22:30:36 -07002309 keyValuePairs, ioHandle, delayMs);
Eric Laurent0ede8922014-05-09 18:04:42 -07002310 return sendCommand(command, delayMs);
Mathias Agopian65ab4712010-07-14 17:59:35 -07002311}
2312
2313status_t AudioPolicyService::AudioCommandThread::voiceVolumeCommand(float volume, int delayMs)
2314{
Eric Laurent0ede8922014-05-09 18:04:42 -07002315 sp<AudioCommand> command = new AudioCommand();
Mathias Agopian65ab4712010-07-14 17:59:35 -07002316 command->mCommand = SET_VOICE_VOLUME;
Eric Laurent0ede8922014-05-09 18:04:42 -07002317 sp<VoiceVolumeData> data = new VoiceVolumeData();
Mathias Agopian65ab4712010-07-14 17:59:35 -07002318 data->mVolume = volume;
2319 command->mParam = data;
Eric Laurent0ede8922014-05-09 18:04:42 -07002320 command->mWaitStatus = true;
Steve Block3856b092011-10-20 11:56:00 +01002321 ALOGV("AudioCommandThread() adding set voice volume volume %f", volume);
Eric Laurent0ede8922014-05-09 18:04:42 -07002322 return sendCommand(command, delayMs);
Mathias Agopian65ab4712010-07-14 17:59:35 -07002323}
2324
Eric Laurentb20cf7d2019-04-05 19:37:34 -07002325void AudioPolicyService::AudioCommandThread::setEffectSuspendedCommand(int effectId,
2326 audio_session_t sessionId,
2327 bool suspended)
2328{
2329 sp<AudioCommand> command = new AudioCommand();
2330 command->mCommand = SET_EFFECT_SUSPENDED;
2331 sp<SetEffectSuspendedData> data = new SetEffectSuspendedData();
2332 data->mEffectId = effectId;
2333 data->mSessionId = sessionId;
2334 data->mSuspended = suspended;
2335 command->mParam = data;
2336 ALOGV("AudioCommandThread() adding set suspended effectId %d sessionId %d suspended %d",
2337 effectId, sessionId, suspended);
2338 sendCommand(command);
2339}
2340
2341
Eric Laurentd7fe0862018-07-14 16:48:01 -07002342void AudioPolicyService::AudioCommandThread::stopOutputCommand(audio_port_handle_t portId)
Eric Laurentbfb1b832013-01-07 09:53:42 -08002343{
Eric Laurent0ede8922014-05-09 18:04:42 -07002344 sp<AudioCommand> command = new AudioCommand();
Eric Laurentbfb1b832013-01-07 09:53:42 -08002345 command->mCommand = STOP_OUTPUT;
Eric Laurent0ede8922014-05-09 18:04:42 -07002346 sp<StopOutputData> data = new StopOutputData();
Eric Laurentd7fe0862018-07-14 16:48:01 -07002347 data->mPortId = portId;
Jesper Tragardh48412dc2014-03-24 14:12:43 +01002348 command->mParam = data;
Eric Laurentd7fe0862018-07-14 16:48:01 -07002349 ALOGV("AudioCommandThread() adding stop output portId %d", portId);
Eric Laurent0ede8922014-05-09 18:04:42 -07002350 sendCommand(command);
Eric Laurentbfb1b832013-01-07 09:53:42 -08002351}
2352
Eric Laurentd7fe0862018-07-14 16:48:01 -07002353void AudioPolicyService::AudioCommandThread::releaseOutputCommand(audio_port_handle_t portId)
Eric Laurentbfb1b832013-01-07 09:53:42 -08002354{
Eric Laurent0ede8922014-05-09 18:04:42 -07002355 sp<AudioCommand> command = new AudioCommand();
Eric Laurentbfb1b832013-01-07 09:53:42 -08002356 command->mCommand = RELEASE_OUTPUT;
Eric Laurent0ede8922014-05-09 18:04:42 -07002357 sp<ReleaseOutputData> data = new ReleaseOutputData();
Eric Laurentd7fe0862018-07-14 16:48:01 -07002358 data->mPortId = portId;
Jesper Tragardh48412dc2014-03-24 14:12:43 +01002359 command->mParam = data;
Eric Laurentd7fe0862018-07-14 16:48:01 -07002360 ALOGV("AudioCommandThread() adding release output portId %d", portId);
Eric Laurent0ede8922014-05-09 18:04:42 -07002361 sendCommand(command);
2362}
2363
Eric Laurent951f4552014-05-20 10:48:17 -07002364status_t AudioPolicyService::AudioCommandThread::createAudioPatchCommand(
2365 const struct audio_patch *patch,
2366 audio_patch_handle_t *handle,
2367 int delayMs)
2368{
2369 status_t status = NO_ERROR;
2370
2371 sp<AudioCommand> command = new AudioCommand();
2372 command->mCommand = CREATE_AUDIO_PATCH;
2373 CreateAudioPatchData *data = new CreateAudioPatchData();
2374 data->mPatch = *patch;
2375 data->mHandle = *handle;
2376 command->mParam = data;
2377 command->mWaitStatus = true;
2378 ALOGV("AudioCommandThread() adding create patch delay %d", delayMs);
2379 status = sendCommand(command, delayMs);
2380 if (status == NO_ERROR) {
2381 *handle = data->mHandle;
2382 }
2383 return status;
2384}
2385
2386status_t AudioPolicyService::AudioCommandThread::releaseAudioPatchCommand(audio_patch_handle_t handle,
2387 int delayMs)
2388{
2389 sp<AudioCommand> command = new AudioCommand();
2390 command->mCommand = RELEASE_AUDIO_PATCH;
2391 ReleaseAudioPatchData *data = new ReleaseAudioPatchData();
2392 data->mHandle = handle;
2393 command->mParam = data;
2394 command->mWaitStatus = true;
2395 ALOGV("AudioCommandThread() adding release patch delay %d", delayMs);
2396 return sendCommand(command, delayMs);
2397}
2398
Eric Laurentb52c1522014-05-20 11:27:36 -07002399void AudioPolicyService::AudioCommandThread::updateAudioPortListCommand()
2400{
2401 sp<AudioCommand> command = new AudioCommand();
2402 command->mCommand = UPDATE_AUDIOPORT_LIST;
2403 ALOGV("AudioCommandThread() adding update audio port list");
2404 sendCommand(command);
2405}
2406
Eric Laurented726cc2021-07-01 14:26:41 +02002407void AudioPolicyService::AudioCommandThread::updateUidStatesCommand()
2408{
2409 sp<AudioCommand> command = new AudioCommand();
2410 command->mCommand = UPDATE_UID_STATES;
2411 ALOGV("AudioCommandThread() adding update UID states");
2412 sendCommand(command);
2413}
2414
Eric Laurentb52c1522014-05-20 11:27:36 -07002415void AudioPolicyService::AudioCommandThread::updateAudioPatchListCommand()
2416{
2417 sp<AudioCommand>command = new AudioCommand();
2418 command->mCommand = UPDATE_AUDIOPATCH_LIST;
2419 ALOGV("AudioCommandThread() adding update audio patch list");
2420 sendCommand(command);
2421}
2422
François Gaffiecfe17322018-11-07 13:41:29 +01002423void AudioPolicyService::AudioCommandThread::changeAudioVolumeGroupCommand(volume_group_t group,
2424 int flags)
2425{
2426 sp<AudioCommand>command = new AudioCommand();
2427 command->mCommand = CHANGED_AUDIOVOLUMEGROUP;
2428 AudioVolumeGroupData *data= new AudioVolumeGroupData();
2429 data->mGroup = group;
2430 data->mFlags = flags;
2431 command->mParam = data;
2432 ALOGV("AudioCommandThread() adding audio volume group changed");
2433 sendCommand(command);
2434}
2435
Eric Laurente1715a42014-05-20 11:30:42 -07002436status_t AudioPolicyService::AudioCommandThread::setAudioPortConfigCommand(
2437 const struct audio_port_config *config, int delayMs)
2438{
2439 sp<AudioCommand> command = new AudioCommand();
2440 command->mCommand = SET_AUDIOPORT_CONFIG;
2441 SetAudioPortConfigData *data = new SetAudioPortConfigData();
2442 data->mConfig = *config;
2443 command->mParam = data;
2444 command->mWaitStatus = true;
2445 ALOGV("AudioCommandThread() adding set port config delay %d", delayMs);
2446 return sendCommand(command, delayMs);
2447}
2448
Jean-Michel Trivide801052015-04-14 19:10:14 -07002449void AudioPolicyService::AudioCommandThread::dynamicPolicyMixStateUpdateCommand(
Chih-Hung Hsiehe964d4e2016-08-09 14:31:32 -07002450 const String8& regId, int32_t state)
Jean-Michel Trivide801052015-04-14 19:10:14 -07002451{
2452 sp<AudioCommand> command = new AudioCommand();
2453 command->mCommand = DYN_POLICY_MIX_STATE_UPDATE;
2454 DynPolicyMixStateUpdateData *data = new DynPolicyMixStateUpdateData();
2455 data->mRegId = regId;
2456 data->mState = state;
2457 command->mParam = data;
2458 ALOGV("AudioCommandThread() sending dynamic policy mix (id=%s) state update to %d",
2459 regId.string(), state);
2460 sendCommand(command);
2461}
2462
Jean-Michel Trivi2f4fe9f2015-12-04 16:20:59 -08002463void AudioPolicyService::AudioCommandThread::recordingConfigurationUpdateCommand(
Eric Laurenta9f86652018-11-28 17:23:11 -08002464 int event,
2465 const record_client_info_t *clientInfo,
2466 const audio_config_base_t *clientConfig,
2467 std::vector<effect_descriptor_t> clientEffects,
2468 const audio_config_base_t *deviceConfig,
2469 std::vector<effect_descriptor_t> effects,
2470 audio_patch_handle_t patchHandle,
2471 audio_source_t source)
Jean-Michel Trivi2f4fe9f2015-12-04 16:20:59 -08002472{
2473 sp<AudioCommand>command = new AudioCommand();
2474 command->mCommand = RECORDING_CONFIGURATION_UPDATE;
2475 RecordingConfigurationUpdateData *data = new RecordingConfigurationUpdateData();
2476 data->mEvent = event;
Jean-Michel Triviac4e4292016-12-22 11:39:31 -08002477 data->mClientInfo = *clientInfo;
Jean-Michel Trivi7281aa92016-02-17 15:33:40 -08002478 data->mClientConfig = *clientConfig;
Eric Laurenta9f86652018-11-28 17:23:11 -08002479 data->mClientEffects = clientEffects;
Jean-Michel Trivi7281aa92016-02-17 15:33:40 -08002480 data->mDeviceConfig = *deviceConfig;
Eric Laurenta9f86652018-11-28 17:23:11 -08002481 data->mEffects = effects;
Jean-Michel Trivi8c7cf3b2016-02-25 17:08:24 -08002482 data->mPatchHandle = patchHandle;
Eric Laurenta9f86652018-11-28 17:23:11 -08002483 data->mSource = source;
Jean-Michel Trivi2f4fe9f2015-12-04 16:20:59 -08002484 command->mParam = data;
Jean-Michel Triviac4e4292016-12-22 11:39:31 -08002485 ALOGV("AudioCommandThread() adding recording configuration update event %d, source %d uid %u",
2486 event, clientInfo->source, clientInfo->uid);
Jean-Michel Trivi2f4fe9f2015-12-04 16:20:59 -08002487 sendCommand(command);
2488}
2489
Mikhail Naganov88b30d22020-03-09 19:43:13 +00002490void AudioPolicyService::AudioCommandThread::audioModulesUpdateCommand()
2491{
2492 sp<AudioCommand> command = new AudioCommand();
2493 command->mCommand = AUDIO_MODULES_UPDATE;
2494 sendCommand(command);
2495}
2496
Jean-Michel Trivi9a6b9ad2020-10-22 16:46:43 -07002497void AudioPolicyService::AudioCommandThread::routingChangedCommand()
2498{
2499 sp<AudioCommand>command = new AudioCommand();
2500 command->mCommand = ROUTING_UPDATED;
2501 ALOGV("AudioCommandThread() adding routing update");
2502 sendCommand(command);
2503}
2504
Eric Laurent81dd0f52021-07-05 11:54:40 +02002505void AudioPolicyService::AudioCommandThread::checkSpatializerCommand()
2506{
2507 sp<AudioCommand>command = new AudioCommand();
Eric Laurent15903592022-02-24 20:44:36 +01002508 command->mCommand = CHECK_SPATIALIZER_OUTPUT;
Eric Laurent81dd0f52021-07-05 11:54:40 +02002509 ALOGV("AudioCommandThread() adding check spatializer");
2510 sendCommand(command);
2511}
2512
Eric Laurent15903592022-02-24 20:44:36 +01002513void AudioPolicyService::AudioCommandThread::updateActiveSpatializerTracksCommand()
2514{
2515 sp<AudioCommand>command = new AudioCommand();
2516 command->mCommand = UPDATE_ACTIVE_SPATIALIZER_TRACKS;
2517 ALOGV("AudioCommandThread() adding update active spatializer tracks");
2518 sendCommand(command);
2519}
2520
Jean-Michel Trivi78f2b302022-04-15 18:18:41 +00002521void AudioPolicyService::AudioCommandThread::volRangeInitReqCommand()
2522{
2523 sp<AudioCommand>command = new AudioCommand();
2524 command->mCommand = VOL_RANGE_INIT_REQUEST;
2525 ALOGV("AudioCommandThread() adding volume range init request");
2526 sendCommand(command);
2527}
2528
Eric Laurent0ede8922014-05-09 18:04:42 -07002529status_t AudioPolicyService::AudioCommandThread::sendCommand(sp<AudioCommand>& command, int delayMs)
2530{
2531 {
2532 Mutex::Autolock _l(mLock);
2533 insertCommand_l(command, delayMs);
2534 mWaitWorkCV.signal();
2535 }
2536 Mutex::Autolock _l(command->mLock);
2537 while (command->mWaitStatus) {
2538 nsecs_t timeOutNs = kAudioCommandTimeoutNs + milliseconds(delayMs);
2539 if (command->mCond.waitRelative(command->mLock, timeOutNs) != NO_ERROR) {
2540 command->mStatus = TIMED_OUT;
2541 command->mWaitStatus = false;
2542 }
2543 }
2544 return command->mStatus;
Eric Laurentbfb1b832013-01-07 09:53:42 -08002545}
2546
Mathias Agopian65ab4712010-07-14 17:59:35 -07002547// insertCommand_l() must be called with mLock held
Eric Laurent0ede8922014-05-09 18:04:42 -07002548void AudioPolicyService::AudioCommandThread::insertCommand_l(sp<AudioCommand>& command, int delayMs)
Mathias Agopian65ab4712010-07-14 17:59:35 -07002549{
Glenn Kasten8d6a2442012-02-08 14:04:28 -08002550 ssize_t i; // not size_t because i will count down to -1
Eric Laurent0ede8922014-05-09 18:04:42 -07002551 Vector < sp<AudioCommand> > removedCommands;
Mathias Agopian65ab4712010-07-14 17:59:35 -07002552 command->mTime = systemTime() + milliseconds(delayMs);
2553
2554 // acquire wake lock to make sure delayed commands are processed
Eric Laurentbfb1b832013-01-07 09:53:42 -08002555 if (mAudioCommands.isEmpty()) {
Mathias Agopian65ab4712010-07-14 17:59:35 -07002556 acquire_wake_lock(PARTIAL_WAKE_LOCK, mName.string());
2557 }
2558
2559 // check same pending commands with later time stamps and eliminate them
Ivan Lozano5ff158f2017-10-30 09:06:24 -07002560 for (i = (ssize_t)mAudioCommands.size()-1; i >= 0; i--) {
Eric Laurent0ede8922014-05-09 18:04:42 -07002561 sp<AudioCommand> command2 = mAudioCommands[i];
Mathias Agopian65ab4712010-07-14 17:59:35 -07002562 // commands are sorted by increasing time stamp: no need to scan the rest of mAudioCommands
2563 if (command2->mTime <= command->mTime) break;
Eric Laurente45b48a2014-09-04 16:40:57 -07002564
2565 // create audio patch or release audio patch commands are equivalent
2566 // with regard to filtering
2567 if ((command->mCommand == CREATE_AUDIO_PATCH) ||
2568 (command->mCommand == RELEASE_AUDIO_PATCH)) {
2569 if ((command2->mCommand != CREATE_AUDIO_PATCH) &&
2570 (command2->mCommand != RELEASE_AUDIO_PATCH)) {
2571 continue;
2572 }
2573 } else if (command2->mCommand != command->mCommand) continue;
Mathias Agopian65ab4712010-07-14 17:59:35 -07002574
2575 switch (command->mCommand) {
2576 case SET_PARAMETERS: {
Eric Laurent0ede8922014-05-09 18:04:42 -07002577 ParametersData *data = (ParametersData *)command->mParam.get();
2578 ParametersData *data2 = (ParametersData *)command2->mParam.get();
Mathias Agopian65ab4712010-07-14 17:59:35 -07002579 if (data->mIO != data2->mIO) break;
Steve Block3856b092011-10-20 11:56:00 +01002580 ALOGV("Comparing parameter command %s to new command %s",
Eric Laurentde070132010-07-13 04:45:46 -07002581 data2->mKeyValuePairs.string(), data->mKeyValuePairs.string());
Mathias Agopian65ab4712010-07-14 17:59:35 -07002582 AudioParameter param = AudioParameter(data->mKeyValuePairs);
2583 AudioParameter param2 = AudioParameter(data2->mKeyValuePairs);
2584 for (size_t j = 0; j < param.size(); j++) {
Glenn Kastene53b9ea2012-03-12 16:29:55 -07002585 String8 key;
2586 String8 value;
2587 param.getAt(j, key, value);
2588 for (size_t k = 0; k < param2.size(); k++) {
2589 String8 key2;
2590 String8 value2;
2591 param2.getAt(k, key2, value2);
2592 if (key2 == key) {
2593 param2.remove(key2);
2594 ALOGV("Filtering out parameter %s", key2.string());
2595 break;
2596 }
2597 }
Mathias Agopian65ab4712010-07-14 17:59:35 -07002598 }
2599 // if all keys have been filtered out, remove the command.
2600 // otherwise, update the key value pairs
2601 if (param2.size() == 0) {
2602 removedCommands.add(command2);
2603 } else {
2604 data2->mKeyValuePairs = param2.toString();
2605 }
Eric Laurent21e54562013-09-23 12:08:05 -07002606 command->mTime = command2->mTime;
2607 // force delayMs to non 0 so that code below does not request to wait for
2608 // command status as the command is now delayed
2609 delayMs = 1;
Mathias Agopian65ab4712010-07-14 17:59:35 -07002610 } break;
2611
2612 case SET_VOLUME: {
Eric Laurent0ede8922014-05-09 18:04:42 -07002613 VolumeData *data = (VolumeData *)command->mParam.get();
2614 VolumeData *data2 = (VolumeData *)command2->mParam.get();
Mathias Agopian65ab4712010-07-14 17:59:35 -07002615 if (data->mIO != data2->mIO) break;
2616 if (data->mStream != data2->mStream) break;
Steve Block3856b092011-10-20 11:56:00 +01002617 ALOGV("Filtering out volume command on output %d for stream %d",
Eric Laurentde070132010-07-13 04:45:46 -07002618 data->mIO, data->mStream);
Mathias Agopian65ab4712010-07-14 17:59:35 -07002619 removedCommands.add(command2);
Eric Laurent21e54562013-09-23 12:08:05 -07002620 command->mTime = command2->mTime;
2621 // force delayMs to non 0 so that code below does not request to wait for
2622 // command status as the command is now delayed
2623 delayMs = 1;
Mathias Agopian65ab4712010-07-14 17:59:35 -07002624 } break;
Eric Laurente45b48a2014-09-04 16:40:57 -07002625
Eric Laurentbaf35fe2016-07-27 15:36:53 -07002626 case SET_VOICE_VOLUME: {
2627 VoiceVolumeData *data = (VoiceVolumeData *)command->mParam.get();
2628 VoiceVolumeData *data2 = (VoiceVolumeData *)command2->mParam.get();
2629 ALOGV("Filtering out voice volume command value %f replaced by %f",
2630 data2->mVolume, data->mVolume);
2631 removedCommands.add(command2);
2632 command->mTime = command2->mTime;
2633 // force delayMs to non 0 so that code below does not request to wait for
2634 // command status as the command is now delayed
2635 delayMs = 1;
2636 } break;
2637
Eric Laurente45b48a2014-09-04 16:40:57 -07002638 case CREATE_AUDIO_PATCH:
2639 case RELEASE_AUDIO_PATCH: {
2640 audio_patch_handle_t handle;
Haynes Mathew Georgea2d4a6d2014-10-13 13:05:22 -07002641 struct audio_patch patch;
Eric Laurente45b48a2014-09-04 16:40:57 -07002642 if (command->mCommand == CREATE_AUDIO_PATCH) {
2643 handle = ((CreateAudioPatchData *)command->mParam.get())->mHandle;
Haynes Mathew Georgea2d4a6d2014-10-13 13:05:22 -07002644 patch = ((CreateAudioPatchData *)command->mParam.get())->mPatch;
Eric Laurente45b48a2014-09-04 16:40:57 -07002645 } else {
2646 handle = ((ReleaseAudioPatchData *)command->mParam.get())->mHandle;
Mikhail Naganov7be71d22018-05-23 16:51:46 -07002647 memset(&patch, 0, sizeof(patch));
Eric Laurente45b48a2014-09-04 16:40:57 -07002648 }
2649 audio_patch_handle_t handle2;
Haynes Mathew Georgea2d4a6d2014-10-13 13:05:22 -07002650 struct audio_patch patch2;
Eric Laurente45b48a2014-09-04 16:40:57 -07002651 if (command2->mCommand == CREATE_AUDIO_PATCH) {
2652 handle2 = ((CreateAudioPatchData *)command2->mParam.get())->mHandle;
Haynes Mathew Georgea2d4a6d2014-10-13 13:05:22 -07002653 patch2 = ((CreateAudioPatchData *)command2->mParam.get())->mPatch;
Eric Laurente45b48a2014-09-04 16:40:57 -07002654 } else {
2655 handle2 = ((ReleaseAudioPatchData *)command2->mParam.get())->mHandle;
Glenn Kastenf60b6b62015-07-06 10:53:26 -07002656 memset(&patch2, 0, sizeof(patch2));
Eric Laurente45b48a2014-09-04 16:40:57 -07002657 }
2658 if (handle != handle2) break;
Haynes Mathew Georgea2d4a6d2014-10-13 13:05:22 -07002659 /* Filter CREATE_AUDIO_PATCH commands only when they are issued for
2660 same output. */
2661 if( (command->mCommand == CREATE_AUDIO_PATCH) &&
2662 (command2->mCommand == CREATE_AUDIO_PATCH) ) {
2663 bool isOutputDiff = false;
2664 if (patch.num_sources == patch2.num_sources) {
2665 for (unsigned count = 0; count < patch.num_sources; count++) {
2666 if (patch.sources[count].id != patch2.sources[count].id) {
2667 isOutputDiff = true;
2668 break;
2669 }
2670 }
2671 if (isOutputDiff)
2672 break;
2673 }
2674 }
Eric Laurente45b48a2014-09-04 16:40:57 -07002675 ALOGV("Filtering out %s audio patch command for handle %d",
2676 (command->mCommand == CREATE_AUDIO_PATCH) ? "create" : "release", handle);
2677 removedCommands.add(command2);
2678 command->mTime = command2->mTime;
2679 // force delayMs to non 0 so that code below does not request to wait for
2680 // command status as the command is now delayed
2681 delayMs = 1;
2682 } break;
2683
Jean-Michel Trivide801052015-04-14 19:10:14 -07002684 case DYN_POLICY_MIX_STATE_UPDATE: {
2685
2686 } break;
2687
Jean-Michel Trivi2f4fe9f2015-12-04 16:20:59 -08002688 case RECORDING_CONFIGURATION_UPDATE: {
2689
2690 } break;
2691
Jean-Michel Trivi9a6b9ad2020-10-22 16:46:43 -07002692 case ROUTING_UPDATED: {
2693
2694 } break;
2695
Jean-Michel Trivi78f2b302022-04-15 18:18:41 +00002696 case VOL_RANGE_INIT_REQUEST: {
2697 // command may come from different requests, do not filter
2698 } break;
2699
Mathias Agopian65ab4712010-07-14 17:59:35 -07002700 default:
2701 break;
2702 }
2703 }
2704
2705 // remove filtered commands
2706 for (size_t j = 0; j < removedCommands.size(); j++) {
2707 // removed commands always have time stamps greater than current command
2708 for (size_t k = i + 1; k < mAudioCommands.size(); k++) {
Eric Laurent0ede8922014-05-09 18:04:42 -07002709 if (mAudioCommands[k].get() == removedCommands[j].get()) {
Steve Block3856b092011-10-20 11:56:00 +01002710 ALOGV("suppressing command: %d", mAudioCommands[k]->mCommand);
Mathias Agopian65ab4712010-07-14 17:59:35 -07002711 mAudioCommands.removeAt(k);
2712 break;
2713 }
2714 }
2715 }
2716 removedCommands.clear();
2717
Eric Laurentaa79bef2015-01-15 14:33:51 -08002718 // Disable wait for status if delay is not 0.
2719 // Except for create audio patch command because the returned patch handle
2720 // is needed by audio policy manager
2721 if (delayMs != 0 && command->mCommand != CREATE_AUDIO_PATCH) {
Eric Laurentcec4abb2012-07-03 12:23:02 -07002722 command->mWaitStatus = false;
2723 }
Eric Laurentcec4abb2012-07-03 12:23:02 -07002724
Mathias Agopian65ab4712010-07-14 17:59:35 -07002725 // insert command at the right place according to its time stamp
Eric Laurent1e693b52014-07-09 15:03:28 -07002726 ALOGV("inserting command: %d at index %zd, num commands %zu",
2727 command->mCommand, i+1, mAudioCommands.size());
Mathias Agopian65ab4712010-07-14 17:59:35 -07002728 mAudioCommands.insertAt(command, i + 1);
2729}
2730
2731void AudioPolicyService::AudioCommandThread::exit()
2732{
Steve Block3856b092011-10-20 11:56:00 +01002733 ALOGV("AudioCommandThread::exit");
Mathias Agopian65ab4712010-07-14 17:59:35 -07002734 {
2735 AutoMutex _l(mLock);
2736 requestExit();
2737 mWaitWorkCV.signal();
2738 }
Zach Janga754b4f2015-10-27 01:29:34 +00002739 // Note that we can call it from the thread loop if all other references have been released
2740 // but it will safely return WOULD_BLOCK in this case
Mathias Agopian65ab4712010-07-14 17:59:35 -07002741 requestExitAndWait();
2742}
2743
2744void AudioPolicyService::AudioCommandThread::AudioCommand::dump(char* buffer, size_t size)
2745{
2746 snprintf(buffer, size, " %02d %06d.%03d %01u %p\n",
2747 mCommand,
2748 (int)ns2s(mTime),
2749 (int)ns2ms(mTime)%1000,
2750 mWaitStatus,
Eric Laurent0ede8922014-05-09 18:04:42 -07002751 mParam.get());
Mathias Agopian65ab4712010-07-14 17:59:35 -07002752}
2753
Dima Zavinfce7a472011-04-19 22:30:36 -07002754/******* helpers for the service_ops callbacks defined below *********/
2755void AudioPolicyService::setParameters(audio_io_handle_t ioHandle,
2756 const char *keyValuePairs,
2757 int delayMs)
2758{
Glenn Kasten72ef00d2012-01-17 11:09:42 -08002759 mAudioCommandThread->parametersCommand(ioHandle, keyValuePairs,
Dima Zavinfce7a472011-04-19 22:30:36 -07002760 delayMs);
2761}
2762
2763int AudioPolicyService::setStreamVolume(audio_stream_type_t stream,
2764 float volume,
2765 audio_io_handle_t output,
2766 int delayMs)
2767{
Glenn Kastenfff6d712012-01-12 16:38:12 -08002768 return (int)mAudioCommandThread->volumeCommand(stream, volume,
Glenn Kasten72ef00d2012-01-17 11:09:42 -08002769 output, delayMs);
Dima Zavinfce7a472011-04-19 22:30:36 -07002770}
2771
Dima Zavinfce7a472011-04-19 22:30:36 -07002772int AudioPolicyService::setVoiceVolume(float volume, int delayMs)
2773{
2774 return (int)mAudioCommandThread->voiceVolumeCommand(volume, delayMs);
2775}
2776
Eric Laurentb20cf7d2019-04-05 19:37:34 -07002777void AudioPolicyService::setEffectSuspended(int effectId,
2778 audio_session_t sessionId,
2779 bool suspended)
2780{
2781 mAudioCommandThread->setEffectSuspendedCommand(effectId, sessionId, suspended);
2782}
2783
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -08002784Status AudioPolicyService::onNewAudioModulesAvailable()
Mikhail Naganov88b30d22020-03-09 19:43:13 +00002785{
Mikhail Naganovd0e2c742020-03-25 15:59:59 -07002786 mOutputCommandThread->audioModulesUpdateCommand();
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -08002787 return Status::ok();
Mikhail Naganov88b30d22020-03-09 19:43:13 +00002788}
2789
Eric Laurentb20cf7d2019-04-05 19:37:34 -07002790
Dima Zavinfce7a472011-04-19 22:30:36 -07002791extern "C" {
Eric Laurent2d388ec2014-03-07 13:25:54 -08002792audio_module_handle_t aps_load_hw_module(void *service __unused,
2793 const char *name);
2794audio_io_handle_t aps_open_output(void *service __unused,
Eric Laurenta4c5a552012-03-29 10:12:40 -07002795 audio_devices_t *pDevices,
2796 uint32_t *pSamplingRate,
2797 audio_format_t *pFormat,
2798 audio_channel_mask_t *pChannelMask,
2799 uint32_t *pLatencyMs,
Eric Laurent2d388ec2014-03-07 13:25:54 -08002800 audio_output_flags_t flags);
Eric Laurenta4c5a552012-03-29 10:12:40 -07002801
Eric Laurent2d388ec2014-03-07 13:25:54 -08002802audio_io_handle_t aps_open_output_on_module(void *service __unused,
Eric Laurenta4c5a552012-03-29 10:12:40 -07002803 audio_module_handle_t module,
2804 audio_devices_t *pDevices,
2805 uint32_t *pSamplingRate,
2806 audio_format_t *pFormat,
2807 audio_channel_mask_t *pChannelMask,
2808 uint32_t *pLatencyMs,
Richard Fitzgeraldad3af332013-03-25 16:54:37 +00002809 audio_output_flags_t flags,
Eric Laurent2d388ec2014-03-07 13:25:54 -08002810 const audio_offload_info_t *offloadInfo);
2811audio_io_handle_t aps_open_dup_output(void *service __unused,
Dima Zavinfce7a472011-04-19 22:30:36 -07002812 audio_io_handle_t output1,
Eric Laurent2d388ec2014-03-07 13:25:54 -08002813 audio_io_handle_t output2);
2814int aps_close_output(void *service __unused, audio_io_handle_t output);
2815int aps_suspend_output(void *service __unused, audio_io_handle_t output);
2816int aps_restore_output(void *service __unused, audio_io_handle_t output);
2817audio_io_handle_t aps_open_input(void *service __unused,
Eric Laurenta4c5a552012-03-29 10:12:40 -07002818 audio_devices_t *pDevices,
2819 uint32_t *pSamplingRate,
2820 audio_format_t *pFormat,
2821 audio_channel_mask_t *pChannelMask,
Eric Laurent2d388ec2014-03-07 13:25:54 -08002822 audio_in_acoustics_t acoustics __unused);
2823audio_io_handle_t aps_open_input_on_module(void *service __unused,
Eric Laurenta4c5a552012-03-29 10:12:40 -07002824 audio_module_handle_t module,
2825 audio_devices_t *pDevices,
2826 uint32_t *pSamplingRate,
2827 audio_format_t *pFormat,
Eric Laurent2d388ec2014-03-07 13:25:54 -08002828 audio_channel_mask_t *pChannelMask);
2829int aps_close_input(void *service __unused, audio_io_handle_t input);
2830int aps_invalidate_stream(void *service __unused, audio_stream_type_t stream);
Glenn Kastend848eb42016-03-08 13:42:11 -08002831int aps_move_effects(void *service __unused, audio_session_t session,
Dima Zavinfce7a472011-04-19 22:30:36 -07002832 audio_io_handle_t src_output,
Eric Laurent2d388ec2014-03-07 13:25:54 -08002833 audio_io_handle_t dst_output);
2834char * aps_get_parameters(void *service __unused, audio_io_handle_t io_handle,
2835 const char *keys);
2836void aps_set_parameters(void *service, audio_io_handle_t io_handle,
2837 const char *kv_pairs, int delay_ms);
2838int aps_set_stream_volume(void *service, audio_stream_type_t stream,
Dima Zavinfce7a472011-04-19 22:30:36 -07002839 float volume, audio_io_handle_t output,
Eric Laurent2d388ec2014-03-07 13:25:54 -08002840 int delay_ms);
Eric Laurent2d388ec2014-03-07 13:25:54 -08002841int aps_set_voice_volume(void *service, float volume, int delay_ms);
2842};
Dima Zavinfce7a472011-04-19 22:30:36 -07002843
Mikhail Naganov1b2a7942017-12-08 10:18:09 -08002844} // namespace android