blob: 18339b0e60f9b09bb6f873ca2b01600a62c7386d [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
Eric Laurent81dd0f52021-07-05 11:54:40 +0200491void AudioPolicyService::onCheckSpatializer()
492{
493 Mutex::Autolock _l(mLock);
Eric Laurent39095982021-08-24 18:29:27 +0200494 onCheckSpatializer_l();
495}
496
497void AudioPolicyService::onCheckSpatializer_l()
498{
499 if (mSpatializer != nullptr) {
500 mOutputCommandThread->checkSpatializerCommand();
501 }
Eric Laurent81dd0f52021-07-05 11:54:40 +0200502}
503
504void AudioPolicyService::doOnCheckSpatializer()
505{
Eric Laurent39095982021-08-24 18:29:27 +0200506 Mutex::Autolock _l(mLock);
Eric Laurent81dd0f52021-07-05 11:54:40 +0200507
Eric Laurentb0a7bc92022-04-05 15:06:08 +0200508 ALOGI("%s mSpatializer %p level %d", __func__, mSpatializer.get(), (int)mSpatializer->getLevel());
509
Eric Laurent39095982021-08-24 18:29:27 +0200510 if (mSpatializer != nullptr) {
Eric Laurent52b0bd52021-09-27 15:25:40 +0200511 // Note: mSpatializer != nullptr => mAudioPolicyManager != nullptr
Eric Laurent39095982021-08-24 18:29:27 +0200512 if (mSpatializer->getLevel() != media::SpatializationLevel::NONE) {
513 audio_io_handle_t currentOutput = mSpatializer->getOutput();
514 audio_io_handle_t newOutput;
515 const audio_attributes_t attr = attributes_initializer(AUDIO_USAGE_MEDIA);
516 audio_config_base_t config = mSpatializer->getAudioInConfig();
517 status_t status =
518 mAudioPolicyManager->getSpatializerOutput(&config, &attr, &newOutput);
Eric Laurentb4f42a92022-01-17 17:37:31 +0100519 ALOGV("%s currentOutput %d newOutput %d channel_mask %#x",
520 __func__, currentOutput, newOutput, config.channel_mask);
Eric Laurent39095982021-08-24 18:29:27 +0200521 if (status == NO_ERROR && currentOutput == newOutput) {
522 return;
523 }
Eric Laurent15903592022-02-24 20:44:36 +0100524 size_t numActiveTracks = countActiveClientsOnOutput_l(newOutput);
Eric Laurent39095982021-08-24 18:29:27 +0200525 mLock.unlock();
526 // It is OK to call detachOutput() is none is already attached.
527 mSpatializer->detachOutput();
528 if (status != NO_ERROR || newOutput == AUDIO_IO_HANDLE_NONE) {
Eric Laurent81dd0f52021-07-05 11:54:40 +0200529 mLock.lock();
Eric Laurent39095982021-08-24 18:29:27 +0200530 return;
531 }
Eric Laurent15903592022-02-24 20:44:36 +0100532 status = mSpatializer->attachOutput(newOutput, numActiveTracks);
Eric Laurent39095982021-08-24 18:29:27 +0200533 mLock.lock();
534 if (status != NO_ERROR) {
535 mAudioPolicyManager->releaseSpatializerOutput(newOutput);
536 }
537 } else if (mSpatializer->getLevel() == media::SpatializationLevel::NONE
538 && mSpatializer->getOutput() != AUDIO_IO_HANDLE_NONE) {
539 mLock.unlock();
540 audio_io_handle_t output = mSpatializer->detachOutput();
541 mLock.lock();
542 if (output != AUDIO_IO_HANDLE_NONE) {
543 mAudioPolicyManager->releaseSpatializerOutput(output);
Eric Laurent81dd0f52021-07-05 11:54:40 +0200544 }
545 }
546 }
547}
548
Eric Laurent11094172022-04-05 18:27:42 +0200549size_t AudioPolicyService::countActiveClientsOnOutput_l(
550 audio_io_handle_t output, bool spatializedOnly) {
Eric Laurent15903592022-02-24 20:44:36 +0100551 size_t count = 0;
552 for (size_t i = 0; i < mAudioPlaybackClients.size(); i++) {
553 auto client = mAudioPlaybackClients.valueAt(i);
Eric Laurent11094172022-04-05 18:27:42 +0200554 if (client->io == output && client->active
555 && (!spatializedOnly || client->isSpatialized)) {
Eric Laurent15903592022-02-24 20:44:36 +0100556 count++;
557 }
558 }
559 return count;
560}
561
562void AudioPolicyService::onUpdateActiveSpatializerTracks_l() {
563 if (mSpatializer == nullptr) {
564 return;
565 }
566 mOutputCommandThread->updateActiveSpatializerTracksCommand();
567}
568
569void AudioPolicyService::doOnUpdateActiveSpatializerTracks()
570{
Eric Laurent7ea0d1b2022-04-01 14:23:44 +0200571 sp<Spatializer> spatializer;
572 size_t activeClients;
573 {
574 Mutex::Autolock _l(mLock);
575 if (mSpatializer == nullptr) {
576 return;
577 }
578 spatializer = mSpatializer;
579 activeClients = countActiveClientsOnOutput_l(mSpatializer->getOutput());
Eric Laurent15903592022-02-24 20:44:36 +0100580 }
Eric Laurent7ea0d1b2022-04-01 14:23:44 +0200581 if (spatializer != nullptr) {
582 spatializer->updateActiveTracks(activeClients);
583 }
Eric Laurent15903592022-02-24 20:44:36 +0100584}
585
Jean-Michel Trivi2f4fe9f2015-12-04 16:20:59 -0800586status_t AudioPolicyService::clientCreateAudioPatch(const struct audio_patch *patch,
587 audio_patch_handle_t *handle,
588 int delayMs)
589{
590 return mAudioCommandThread->createAudioPatchCommand(patch, handle, delayMs);
591}
592
593status_t AudioPolicyService::clientReleaseAudioPatch(audio_patch_handle_t handle,
594 int delayMs)
595{
596 return mAudioCommandThread->releaseAudioPatchCommand(handle, delayMs);
597}
598
Eric Laurente1715a42014-05-20 11:30:42 -0700599status_t AudioPolicyService::clientSetAudioPortConfig(const struct audio_port_config *config,
600 int delayMs)
601{
602 return mAudioCommandThread->setAudioPortConfigCommand(config, delayMs);
603}
604
Ytai Ben-Tsvi7e7a79d2020-12-15 16:48:16 -0800605AudioPolicyService::NotificationClient::NotificationClient(
606 const sp<AudioPolicyService>& service,
607 const sp<media::IAudioPolicyServiceClient>& client,
608 uid_t uid,
609 pid_t pid)
luochaojiang908c7d72018-06-21 14:58:04 +0800610 : mService(service), mUid(uid), mPid(pid), mAudioPolicyServiceClient(client),
François Gaffiecfe17322018-11-07 13:41:29 +0100611 mAudioPortCallbacksEnabled(false), mAudioVolumeGroupCallbacksEnabled(false)
Eric Laurentb52c1522014-05-20 11:27:36 -0700612{
613}
614
615AudioPolicyService::NotificationClient::~NotificationClient()
616{
617}
618
619void AudioPolicyService::NotificationClient::binderDied(const wp<IBinder>& who __unused)
620{
621 sp<NotificationClient> keep(this);
622 sp<AudioPolicyService> service = mService.promote();
623 if (service != 0) {
luochaojiang908c7d72018-06-21 14:58:04 +0800624 service->removeNotificationClient(mUid, mPid);
Eric Laurentb52c1522014-05-20 11:27:36 -0700625 }
626}
627
628void AudioPolicyService::NotificationClient::onAudioPortListUpdate()
629{
Eric Laurente8726fe2015-06-26 09:39:24 -0700630 if (mAudioPolicyServiceClient != 0 && mAudioPortCallbacksEnabled) {
Eric Laurentb52c1522014-05-20 11:27:36 -0700631 mAudioPolicyServiceClient->onAudioPortListUpdate();
632 }
633}
634
635void AudioPolicyService::NotificationClient::onAudioPatchListUpdate()
636{
Eric Laurente8726fe2015-06-26 09:39:24 -0700637 if (mAudioPolicyServiceClient != 0 && mAudioPortCallbacksEnabled) {
Eric Laurentb52c1522014-05-20 11:27:36 -0700638 mAudioPolicyServiceClient->onAudioPatchListUpdate();
639 }
640}
Eric Laurent57dae992011-07-24 13:36:09 -0700641
Pattydd807582021-11-04 21:01:03 +0800642void AudioPolicyService::NotificationClient::onAudioVolumeGroupChanged(volume_group_t group,
François Gaffiecfe17322018-11-07 13:41:29 +0100643 int flags)
644{
645 if (mAudioPolicyServiceClient != 0 && mAudioVolumeGroupCallbacksEnabled) {
646 mAudioPolicyServiceClient->onAudioVolumeGroupChanged(group, flags);
647 }
648}
649
650
Jean-Michel Trivide801052015-04-14 19:10:14 -0700651void AudioPolicyService::NotificationClient::onDynamicPolicyMixStateUpdate(
Chih-Hung Hsiehe964d4e2016-08-09 14:31:32 -0700652 const String8& regId, int32_t state)
Jean-Michel Trivide801052015-04-14 19:10:14 -0700653{
Andy Hung4ef19fa2018-05-15 19:35:29 -0700654 if (mAudioPolicyServiceClient != 0 && isServiceUid(mUid)) {
Ytai Ben-Tsvi7e7a79d2020-12-15 16:48:16 -0800655 mAudioPolicyServiceClient->onDynamicPolicyMixStateUpdate(
656 legacy2aidl_String8_string(regId).value(), state);
Jean-Michel Trivi2f4fe9f2015-12-04 16:20:59 -0800657 }
658}
659
660void AudioPolicyService::NotificationClient::onRecordingConfigurationUpdate(
Eric Laurenta9f86652018-11-28 17:23:11 -0800661 int event,
662 const record_client_info_t *clientInfo,
663 const audio_config_base_t *clientConfig,
664 std::vector<effect_descriptor_t> clientEffects,
665 const audio_config_base_t *deviceConfig,
666 std::vector<effect_descriptor_t> effects,
667 audio_patch_handle_t patchHandle,
668 audio_source_t source)
Jean-Michel Trivi2f4fe9f2015-12-04 16:20:59 -0800669{
Andy Hung4ef19fa2018-05-15 19:35:29 -0700670 if (mAudioPolicyServiceClient != 0 && isServiceUid(mUid)) {
Ytai Ben-Tsvi7e7a79d2020-12-15 16:48:16 -0800671 status_t status = [&]() -> status_t {
672 int32_t eventAidl = VALUE_OR_RETURN_STATUS(convertIntegral<int32_t>(event));
673 media::RecordClientInfo clientInfoAidl = VALUE_OR_RETURN_STATUS(
674 legacy2aidl_record_client_info_t_RecordClientInfo(*clientInfo));
Mikhail Naganovdbf03642021-08-25 18:15:32 -0700675 AudioConfigBase clientConfigAidl = VALUE_OR_RETURN_STATUS(
Mikhail Naganovde3fa182021-07-30 15:06:42 -0700676 legacy2aidl_audio_config_base_t_AudioConfigBase(
677 *clientConfig, true /*isInput*/));
Ytai Ben-Tsvi7e7a79d2020-12-15 16:48:16 -0800678 std::vector<media::EffectDescriptor> clientEffectsAidl = VALUE_OR_RETURN_STATUS(
679 convertContainer<std::vector<media::EffectDescriptor>>(
680 clientEffects,
681 legacy2aidl_effect_descriptor_t_EffectDescriptor));
Mikhail Naganovdbf03642021-08-25 18:15:32 -0700682 AudioConfigBase deviceConfigAidl = VALUE_OR_RETURN_STATUS(
Mikhail Naganovde3fa182021-07-30 15:06:42 -0700683 legacy2aidl_audio_config_base_t_AudioConfigBase(
684 *deviceConfig, true /*isInput*/));
Ytai Ben-Tsvi7e7a79d2020-12-15 16:48:16 -0800685 std::vector<media::EffectDescriptor> effectsAidl = VALUE_OR_RETURN_STATUS(
686 convertContainer<std::vector<media::EffectDescriptor>>(
687 effects,
688 legacy2aidl_effect_descriptor_t_EffectDescriptor));
689 int32_t patchHandleAidl = VALUE_OR_RETURN_STATUS(
690 legacy2aidl_audio_patch_handle_t_int32_t(patchHandle));
Mikhail Naganovddceecc2021-09-03 13:58:56 -0700691 media::audio::common::AudioSource sourceAidl = VALUE_OR_RETURN_STATUS(
692 legacy2aidl_audio_source_t_AudioSource(source));
Ytai Ben-Tsvi7e7a79d2020-12-15 16:48:16 -0800693 return aidl_utils::statusTFromBinderStatus(
694 mAudioPolicyServiceClient->onRecordingConfigurationUpdate(eventAidl,
695 clientInfoAidl,
696 clientConfigAidl,
697 clientEffectsAidl,
698 deviceConfigAidl,
699 effectsAidl,
700 patchHandleAidl,
701 sourceAidl));
702 }();
703 ALOGW_IF(status != OK, "onRecordingConfigurationUpdate() failed: %d", status);
Jean-Michel Trivide801052015-04-14 19:10:14 -0700704 }
705}
706
Eric Laurente8726fe2015-06-26 09:39:24 -0700707void AudioPolicyService::NotificationClient::setAudioPortCallbacksEnabled(bool enabled)
708{
709 mAudioPortCallbacksEnabled = enabled;
710}
711
François Gaffiecfe17322018-11-07 13:41:29 +0100712void AudioPolicyService::NotificationClient::setAudioVolumeGroupCallbacksEnabled(bool enabled)
713{
714 mAudioVolumeGroupCallbacksEnabled = enabled;
715}
Eric Laurente8726fe2015-06-26 09:39:24 -0700716
Jean-Michel Trivi9a6b9ad2020-10-22 16:46:43 -0700717void AudioPolicyService::NotificationClient::onRoutingUpdated()
718{
719 if (mAudioPolicyServiceClient != 0 && isServiceUid(mUid)) {
720 mAudioPolicyServiceClient->onRoutingUpdated();
721 }
722}
723
Mathias Agopian65ab4712010-07-14 17:59:35 -0700724void AudioPolicyService::binderDied(const wp<IBinder>& who) {
Glenn Kasten411e4472012-11-02 10:00:06 -0700725 ALOGW("binderDied() %p, calling pid %d", who.unsafe_get(),
Eric Laurentde070132010-07-13 04:45:46 -0700726 IPCThreadState::self()->getCallingPid());
Mathias Agopian65ab4712010-07-14 17:59:35 -0700727}
728
Mikhail Naganov12b716c2020-04-30 22:37:43 +0000729static bool dumpTryLock(Mutex& mutex) ACQUIRE(mutex) NO_THREAD_SAFETY_ANALYSIS
Mathias Agopian65ab4712010-07-14 17:59:35 -0700730{
Mikhail Naganov12b716c2020-04-30 22:37:43 +0000731 return mutex.timedLock(kDumpLockTimeoutNs) == NO_ERROR;
732}
733
734static void dumpReleaseLock(Mutex& mutex, bool locked) RELEASE(mutex) NO_THREAD_SAFETY_ANALYSIS
735{
736 if (locked) mutex.unlock();
Mathias Agopian65ab4712010-07-14 17:59:35 -0700737}
738
739status_t AudioPolicyService::dumpInternals(int fd)
740{
741 const size_t SIZE = 256;
742 char buffer[SIZE];
743 String8 result;
744
Mikhail Naganovb3bcb4f2022-02-23 23:46:56 +0000745 snprintf(buffer, SIZE, "Supported System Usages:\n ");
Hayden Gomes524159d2019-12-23 14:41:47 -0800746 result.append(buffer);
Mikhail Naganovb3bcb4f2022-02-23 23:46:56 +0000747 std::stringstream msg;
748 size_t i = 0;
749 for (auto usage : mSupportedSystemUsages) {
750 if (i++ != 0) msg << ", ";
751 if (const char* strUsage = audio_usage_to_string(usage); strUsage) {
752 msg << strUsage;
753 } else {
754 msg << usage << " (unknown)";
755 }
Hayden Gomes524159d2019-12-23 14:41:47 -0800756 }
Mikhail Naganovb3bcb4f2022-02-23 23:46:56 +0000757 if (i == 0) {
758 msg << "None";
759 }
760 msg << std::endl;
761 result.append(msg.str().c_str());
Hayden Gomes524159d2019-12-23 14:41:47 -0800762
Mathias Agopian65ab4712010-07-14 17:59:35 -0700763 write(fd, result.string(), result.size());
Oscar Azucena829d90d2022-01-28 17:17:56 -0800764
765 mUidPolicy->dumpInternals(fd);
Mathias Agopian65ab4712010-07-14 17:59:35 -0700766 return NO_ERROR;
767}
768
Eric Laurente8c8b432018-10-17 10:08:02 -0700769void AudioPolicyService::updateUidStates()
Svet Ganovf4ddfef2018-01-16 07:37:58 -0800770{
Eric Laurente8c8b432018-10-17 10:08:02 -0700771 Mutex::Autolock _l(mLock);
772 updateUidStates_l();
773}
774
775void AudioPolicyService::updateUidStates_l()
776{
Eric Laurent4eb58f12018-12-07 16:41:02 -0800777// Go over all active clients and allow capture (does not force silence) in the
778// following cases:
Oscar Azucenac2cdda32022-01-31 19:10:39 -0800779// The client is in the active assistant list
780// AND is TOP
781// AND an accessibility service is TOP
782// AND source is either VOICE_RECOGNITION OR HOTWORD
783// OR there is no active privacy sensitive capture or call
784// OR client has CAPTURE_AUDIO_OUTPUT privileged permission
785// AND source is VOICE_RECOGNITION OR HOTWORD
786// The client is an assistant AND active assistant is not being used
Evan Severson1f700cd2021-02-10 13:10:37 -0800787// AND an accessibility service is on TOP or a RTT call is active
Eric Laurent589171c2019-07-25 18:04:29 -0700788// AND the source is VOICE_RECOGNITION or HOTWORD
Oscar Azucenac2cdda32022-01-31 19:10:39 -0800789// OR there is no active privacy sensitive capture or call
Evan Severson1f700cd2021-02-10 13:10:37 -0800790// OR client has CAPTURE_AUDIO_OUTPUT privileged permission
Oscar Azucenac2cdda32022-01-31 19:10:39 -0800791// AND is TOP most recent assistant and uses VOICE_RECOGNITION or HOTWORD
792// OR there is no top recent assistant and source is HOTWORD
Evan Severson1f700cd2021-02-10 13:10:37 -0800793// OR The client is an accessibility service
794// AND Is on TOP
795// AND the source is VOICE_RECOGNITION or HOTWORD
796// OR The assistant is not on TOP
Eric Laurent589171c2019-07-25 18:04:29 -0700797// AND there is no active privacy sensitive capture or call
798// OR client has CAPTURE_AUDIO_OUTPUT privileged permission
Evan Severson1f700cd2021-02-10 13:10:37 -0800799// AND is on TOP
800// AND the source is VOICE_RECOGNITION or HOTWORD
801// OR the client source is virtual (remote submix, call audio TX or RX...)
802// OR the client source is HOTWORD
803// AND is on TOP
804// OR all active clients are using HOTWORD source
805// AND no call is active
806// OR client has CAPTURE_AUDIO_OUTPUT privileged permission
807// OR the client is the current InputMethodService
808// AND a RTT call is active AND the source is VOICE_RECOGNITION
809// OR Any client
810// AND The assistant is not on TOP
811// AND is on TOP or latest started
812// AND there is no active privacy sensitive capture or call
813// OR client has CAPTURE_AUDIO_OUTPUT privileged permission
Eric Laurent4eb58f12018-12-07 16:41:02 -0800814
Eric Laurent4e947da2019-10-17 15:24:06 -0700815
Eric Laurent4eb58f12018-12-07 16:41:02 -0800816 sp<AudioRecordClient> topActive;
817 sp<AudioRecordClient> latestActive;
Eric Laurentc21d5692020-02-25 10:24:36 -0800818 sp<AudioRecordClient> topSensitiveActive;
Eric Laurentb809a752020-06-29 09:53:13 -0700819 sp<AudioRecordClient> latestSensitiveActiveOrComm;
Oscar Azucenac2cdda32022-01-31 19:10:39 -0800820 sp<AudioRecordClient> latestActiveAssistant;
Eric Laurent1ff16a72019-03-14 18:35:04 -0700821
Eric Laurenta46bedb2018-12-07 18:01:26 -0800822 nsecs_t topStartNs = 0;
823 nsecs_t latestStartNs = 0;
Eric Laurentc21d5692020-02-25 10:24:36 -0800824 nsecs_t topSensitiveStartNs = 0;
Eric Laurent4eb58f12018-12-07 16:41:02 -0800825 nsecs_t latestSensitiveStartNs = 0;
Oscar Azucenac2cdda32022-01-31 19:10:39 -0800826 nsecs_t latestAssistantStartNs = 0;
Eric Laurent4eb58f12018-12-07 16:41:02 -0800827 bool isA11yOnTop = mUidPolicy->isA11yOnTop();
828 bool isAssistantOnTop = false;
Oscar Azucenac2cdda32022-01-31 19:10:39 -0800829 bool useActiveAssistantList = false;
Eric Laurent4eb58f12018-12-07 16:41:02 -0800830 bool isSensitiveActive = false;
Eric Laurent1ff16a72019-03-14 18:35:04 -0700831 bool isInCall = mPhoneState == AUDIO_MODE_IN_CALL;
Eric Laurentc21d5692020-02-25 10:24:36 -0800832 bool isInCommunication = mPhoneState == AUDIO_MODE_IN_COMMUNICATION;
833 bool rttCallActive = (isInCall || isInCommunication)
Eric Laurent6ede98f2019-06-11 14:50:30 -0700834 && mUidPolicy->isRttEnabled();
Eric Laurent4e947da2019-10-17 15:24:06 -0700835 bool onlyHotwordActive = true;
Eric Laurentb809a752020-06-29 09:53:13 -0700836 bool isPhoneStateOwnerActive = false;
Eric Laurent4eb58f12018-12-07 16:41:02 -0800837
Michael Groovercfd28302018-12-11 19:16:46 -0800838 // if Sensor Privacy is enabled then all recordings should be silenced.
839 if (mSensorPrivacyPolicy->isSensorPrivacyEnabled()) {
840 silenceAllRecordings_l();
841 return;
842 }
843
Eric Laurente8c8b432018-10-17 10:08:02 -0700844 for (size_t i =0; i < mAudioRecordClients.size(); i++) {
845 sp<AudioRecordClient> current = mAudioRecordClients[i];
Svet Ganov33761132021-05-13 22:51:08 +0000846 uid_t currentUid = VALUE_OR_FATAL(aidl2legacy_int32_t_uid_t(
847 current->attributionSource.uid));
Evan Severson1f700cd2021-02-10 13:10:37 -0800848 if (!current->active) {
Eric Laurent1ff16a72019-03-14 18:35:04 -0700849 continue;
Eric Laurent4eb58f12018-12-07 16:41:02 -0800850 }
Eric Laurent1ff16a72019-03-14 18:35:04 -0700851
Philip P. Moltmannbda45752020-07-17 16:41:18 -0700852 app_state_t appState = apmStatFromAmState(mUidPolicy->getUidState(currentUid));
Eric Laurent1ff16a72019-03-14 18:35:04 -0700853 // clients which app is in IDLE state are not eligible for top active or
854 // latest active
855 if (appState == APP_STATE_IDLE) {
856 continue;
857 }
858
Philip P. Moltmannbda45752020-07-17 16:41:18 -0700859 bool isAccessibility = mUidPolicy->isA11yUid(currentUid);
Eric Laurent14a88632020-07-16 12:28:30 -0700860 // Clients capturing for Accessibility services or virtual sources are not considered
Eric Laurentc21d5692020-02-25 10:24:36 -0800861 // for top or latest active to avoid masking regular clients started before
Eric Laurent14a88632020-07-16 12:28:30 -0700862 if (!isAccessibility && !isVirtualSource(current->attributes.source)) {
Philip P. Moltmannbda45752020-07-17 16:41:18 -0700863 bool isAssistant = mUidPolicy->isAssistantUid(currentUid);
Oscar Azucenac2cdda32022-01-31 19:10:39 -0800864 bool isActiveAssistant = mUidPolicy->isActiveAssistantUid(currentUid);
Eric Laurentc21d5692020-02-25 10:24:36 -0800865 bool isPrivacySensitive =
866 (current->attributes.flags & AUDIO_FLAG_CAPTURE_PRIVATE) != 0;
Eric Laurentb809a752020-06-29 09:53:13 -0700867
Eric Laurentc21d5692020-02-25 10:24:36 -0800868 if (appState == APP_STATE_TOP) {
869 if (isPrivacySensitive) {
870 if (current->startTimeNs > topSensitiveStartNs) {
871 topSensitiveActive = current;
872 topSensitiveStartNs = current->startTimeNs;
873 }
874 } else {
875 if (current->startTimeNs > topStartNs) {
876 topActive = current;
877 topStartNs = current->startTimeNs;
878 }
879 }
880 if (isAssistant) {
881 isAssistantOnTop = true;
Oscar Azucenac2cdda32022-01-31 19:10:39 -0800882 if (isActiveAssistant) {
883 useActiveAssistantList = true;
884 } else if (!useActiveAssistantList) {
885 if (current->startTimeNs > latestAssistantStartNs) {
886 latestActiveAssistant = current;
887 latestAssistantStartNs = current->startTimeNs;
888 }
889 }
Eric Laurentc21d5692020-02-25 10:24:36 -0800890 }
Eric Laurenta46bedb2018-12-07 18:01:26 -0800891 }
Eric Laurentc21d5692020-02-25 10:24:36 -0800892 // Clients capturing for HOTWORD are not considered
893 // for latest active to avoid masking regular clients started before
894 if (!(current->attributes.source == AUDIO_SOURCE_HOTWORD
895 || ((isA11yOnTop || rttCallActive) && isAssistant))) {
896 if (isPrivacySensitive) {
Eric Laurentb809a752020-06-29 09:53:13 -0700897 // if audio mode is IN_COMMUNICATION, make sure the audio mode owner
898 // is marked latest sensitive active even if another app qualifies.
899 if (current->startTimeNs > latestSensitiveStartNs
Philip P. Moltmannbda45752020-07-17 16:41:18 -0700900 || (isInCommunication && currentUid == mPhoneStateOwnerUid)) {
Eric Laurentb809a752020-06-29 09:53:13 -0700901 if (!isInCommunication || latestSensitiveActiveOrComm == nullptr
Philip P. Moltmannbda45752020-07-17 16:41:18 -0700902 || VALUE_OR_FATAL(aidl2legacy_int32_t_uid_t(
Svet Ganov33761132021-05-13 22:51:08 +0000903 latestSensitiveActiveOrComm->attributionSource.uid))
Philip P. Moltmannbda45752020-07-17 16:41:18 -0700904 != mPhoneStateOwnerUid) {
Eric Laurentb809a752020-06-29 09:53:13 -0700905 latestSensitiveActiveOrComm = current;
906 latestSensitiveStartNs = current->startTimeNs;
907 }
Eric Laurentc21d5692020-02-25 10:24:36 -0800908 }
909 isSensitiveActive = true;
910 } else {
911 if (current->startTimeNs > latestStartNs) {
912 latestActive = current;
913 latestStartNs = current->startTimeNs;
914 }
915 }
Eric Laurent4eb58f12018-12-07 16:41:02 -0800916 }
917 }
Eric Laurent4e947da2019-10-17 15:24:06 -0700918 if (current->attributes.source != AUDIO_SOURCE_HOTWORD) {
919 onlyHotwordActive = false;
920 }
Eric Laurentb0eff0f2021-11-09 16:05:49 +0100921 if (currentUid == mPhoneStateOwnerUid &&
922 !isVirtualSource(current->attributes.source)) {
Eric Laurentb809a752020-06-29 09:53:13 -0700923 isPhoneStateOwnerActive = true;
924 }
Eric Laurent4eb58f12018-12-07 16:41:02 -0800925 }
926
Eric Laurent1ff16a72019-03-14 18:35:04 -0700927 // if no active client with UI on Top, consider latest active as top
928 if (topActive == nullptr) {
929 topActive = latestActive;
Eric Laurentc21d5692020-02-25 10:24:36 -0800930 topStartNs = latestStartNs;
931 }
932 if (topSensitiveActive == nullptr) {
Eric Laurentb809a752020-06-29 09:53:13 -0700933 topSensitiveActive = latestSensitiveActiveOrComm;
Eric Laurentc21d5692020-02-25 10:24:36 -0800934 topSensitiveStartNs = latestSensitiveStartNs;
Eric Laurentb809a752020-06-29 09:53:13 -0700935 } else if (latestSensitiveActiveOrComm != nullptr) {
936 // if audio mode is IN_COMMUNICATION, favor audio mode owner over an app with
937 // foreground UI in case both are capturing with privacy sensitive flag.
Philip P. Moltmannbda45752020-07-17 16:41:18 -0700938 uid_t latestActiveUid = VALUE_OR_FATAL(
Svet Ganov33761132021-05-13 22:51:08 +0000939 aidl2legacy_int32_t_uid_t(latestSensitiveActiveOrComm->attributionSource.uid));
Philip P. Moltmannbda45752020-07-17 16:41:18 -0700940 if (isInCommunication && latestActiveUid == mPhoneStateOwnerUid) {
Eric Laurentb809a752020-06-29 09:53:13 -0700941 topSensitiveActive = latestSensitiveActiveOrComm;
942 topSensitiveStartNs = latestSensitiveStartNs;
943 }
Eric Laurentc21d5692020-02-25 10:24:36 -0800944 }
945
946 // If both privacy sensitive and regular capture are active:
947 // if the regular capture is privileged
948 // allow concurrency
949 // else
950 // favor the privacy sensitive case
951 if (topActive != nullptr && topSensitiveActive != nullptr
Ricardo Correa57a37692020-03-23 17:27:25 -0700952 && !topActive->canCaptureOutput) {
Eric Laurentc21d5692020-02-25 10:24:36 -0800953 topActive = nullptr;
Eric Laurent4eb58f12018-12-07 16:41:02 -0800954 }
955
956 for (size_t i =0; i < mAudioRecordClients.size(); i++) {
957 sp<AudioRecordClient> current = mAudioRecordClients[i];
Philip P. Moltmannbda45752020-07-17 16:41:18 -0700958 uid_t currentUid = VALUE_OR_FATAL(aidl2legacy_int32_t_uid_t(
Svet Ganov33761132021-05-13 22:51:08 +0000959 current->attributionSource.uid));
Eric Laurent1ff16a72019-03-14 18:35:04 -0700960 if (!current->active) {
961 continue;
962 }
963
Eric Laurent4eb58f12018-12-07 16:41:02 -0800964 audio_source_t source = current->attributes.source;
Philip P. Moltmannbda45752020-07-17 16:41:18 -0700965 bool isTopOrLatestActive = topActive == nullptr ? false :
Svet Ganov33761132021-05-13 22:51:08 +0000966 current->attributionSource.uid == topActive->attributionSource.uid;
Philip P. Moltmannbda45752020-07-17 16:41:18 -0700967 bool isTopOrLatestSensitive = topSensitiveActive == nullptr ? false :
Svet Ganov33761132021-05-13 22:51:08 +0000968 current->attributionSource.uid == topSensitiveActive->attributionSource.uid;
Oscar Azucenac2cdda32022-01-31 19:10:39 -0800969 bool isTopOrLatestAssistant = latestActiveAssistant == nullptr ? false :
970 current->attributionSource.uid == latestActiveAssistant->attributionSource.uid;
Eric Laurentc21d5692020-02-25 10:24:36 -0800971
Mikhail Naganov12b716c2020-04-30 22:37:43 +0000972 auto canCaptureIfInCallOrCommunication = [&](const auto &recordClient) REQUIRES(mLock) {
Philip P. Moltmannbda45752020-07-17 16:41:18 -0700973 uid_t recordUid = VALUE_OR_FATAL(aidl2legacy_int32_t_uid_t(
Svet Ganov33761132021-05-13 22:51:08 +0000974 recordClient->attributionSource.uid));
Ricardo Correa57a37692020-03-23 17:27:25 -0700975 bool canCaptureCall = recordClient->canCaptureOutput;
Eric Laurentb809a752020-06-29 09:53:13 -0700976 bool canCaptureCommunication = recordClient->canCaptureOutput
977 || !isPhoneStateOwnerActive
Philip P. Moltmannbda45752020-07-17 16:41:18 -0700978 || recordUid == mPhoneStateOwnerUid;
Eric Laurentb809a752020-06-29 09:53:13 -0700979 return !(isInCall && !canCaptureCall)
980 && !(isInCommunication && !canCaptureCommunication);
Eric Laurentc21d5692020-02-25 10:24:36 -0800981 };
Eric Laurent1ff16a72019-03-14 18:35:04 -0700982
983 // By default allow capture if:
984 // The assistant is not on TOP
Eric Laurenta171e352019-05-07 13:04:45 -0700985 // AND is on TOP or latest started
Eric Laurent1ff16a72019-03-14 18:35:04 -0700986 // AND there is no active privacy sensitive capture or call
987 // OR client has CAPTURE_AUDIO_OUTPUT privileged permission
988 bool allowCapture = !isAssistantOnTop
Eric Laurentc21d5692020-02-25 10:24:36 -0800989 && (isTopOrLatestActive || isTopOrLatestSensitive)
990 && !(isSensitiveActive
Ricardo Correa57a37692020-03-23 17:27:25 -0700991 && !(isTopOrLatestSensitive || current->canCaptureOutput))
Eric Laurentc21d5692020-02-25 10:24:36 -0800992 && canCaptureIfInCallOrCommunication(current);
Eric Laurent2dc962b2019-03-01 08:25:25 -0800993
Eric Laurented726cc2021-07-01 14:26:41 +0200994 if (!current->hasOp()) {
995 // Never allow capture if app op is denied
996 allowCapture = false;
997 } else if (isVirtualSource(source)) {
Eric Laurent1ff16a72019-03-14 18:35:04 -0700998 // Allow capture for virtual (remote submix, call audio TX or RX...) sources
999 allowCapture = true;
Oscar Azucenac2cdda32022-01-31 19:10:39 -08001000 } else if (!useActiveAssistantList && mUidPolicy->isAssistantUid(currentUid)) {
Eric Laurent1ff16a72019-03-14 18:35:04 -07001001 // For assistant allow capture if:
Oscar Azucenac2cdda32022-01-31 19:10:39 -08001002 // Active assistant list is not being used
1003 // AND accessibility service is on TOP or a RTT call is active
Eric Laurent1ff16a72019-03-14 18:35:04 -07001004 // AND the source is VOICE_RECOGNITION or HOTWORD
Oscar Azucenac2cdda32022-01-31 19:10:39 -08001005 // OR there is no active privacy sensitive capture or call
1006 // OR client has CAPTURE_AUDIO_OUTPUT privileged permission
1007 // AND is latest TOP assistant AND
1008 // uses VOICE_RECOGNITION OR uses HOTWORD
1009 // OR there is no TOP assistant and uses HOTWORD
Eric Laurent6ede98f2019-06-11 14:50:30 -07001010 if (isA11yOnTop || rttCallActive) {
Eric Laurent4eb58f12018-12-07 16:41:02 -08001011 if (source == AUDIO_SOURCE_HOTWORD || source == AUDIO_SOURCE_VOICE_RECOGNITION) {
Eric Laurent1ff16a72019-03-14 18:35:04 -07001012 allowCapture = true;
Eric Laurent4eb58f12018-12-07 16:41:02 -08001013 }
Oscar Azucenac2cdda32022-01-31 19:10:39 -08001014 } else if (!(isSensitiveActive && !current->canCaptureOutput)
1015 && canCaptureIfInCallOrCommunication(current)) {
1016 if (isTopOrLatestAssistant
1017 && (source == AUDIO_SOURCE_VOICE_RECOGNITION
1018 || source == AUDIO_SOURCE_HOTWORD)) {
1019 allowCapture = true;
1020 } else if (!isAssistantOnTop && (source == AUDIO_SOURCE_HOTWORD)) {
1021 allowCapture = true;
1022 }
1023 }
1024 } else if (useActiveAssistantList && mUidPolicy->isActiveAssistantUid(currentUid)) {
1025 // For assistant on active list and on top allow capture if:
1026 // An accessibility service is on TOP
1027 // AND the source is VOICE_RECOGNITION or HOTWORD
1028 // OR there is no active privacy sensitive capture or call
1029 // OR client has CAPTURE_AUDIO_OUTPUT privileged permission
1030 // AND uses VOICE_RECOGNITION OR uses HOTWORD
1031 if (isA11yOnTop) {
1032 if (source == AUDIO_SOURCE_HOTWORD || source == AUDIO_SOURCE_VOICE_RECOGNITION) {
1033 allowCapture = true;
1034 }
1035 } else if (!(isSensitiveActive && !current->canCaptureOutput)
Eric Laurentc21d5692020-02-25 10:24:36 -08001036 && canCaptureIfInCallOrCommunication(current)) {
Oscar Azucenac2cdda32022-01-31 19:10:39 -08001037 if ((source == AUDIO_SOURCE_VOICE_RECOGNITION) || (source == AUDIO_SOURCE_HOTWORD))
1038 {
Eric Laurent1ff16a72019-03-14 18:35:04 -07001039 allowCapture = true;
Eric Laurent4eb58f12018-12-07 16:41:02 -08001040 }
1041 }
Philip P. Moltmannbda45752020-07-17 16:41:18 -07001042 } else if (mUidPolicy->isA11yUid(currentUid)) {
Eric Laurent1ff16a72019-03-14 18:35:04 -07001043 // For accessibility service allow capture if:
Eric Laurent47670c92019-08-28 16:59:05 -07001044 // The assistant is not on TOP
1045 // AND there is no active privacy sensitive capture or call
Eric Laurent589171c2019-07-25 18:04:29 -07001046 // OR client has CAPTURE_AUDIO_OUTPUT privileged permission
Eric Laurent47670c92019-08-28 16:59:05 -07001047 // OR
1048 // Is on TOP AND the source is VOICE_RECOGNITION or HOTWORD
1049 if (!isAssistantOnTop
Ricardo Correa57a37692020-03-23 17:27:25 -07001050 && !(isSensitiveActive && !current->canCaptureOutput)
Eric Laurentc21d5692020-02-25 10:24:36 -08001051 && canCaptureIfInCallOrCommunication(current)) {
Eric Laurent47670c92019-08-28 16:59:05 -07001052 allowCapture = true;
1053 }
Eric Laurent589171c2019-07-25 18:04:29 -07001054 if (isA11yOnTop) {
1055 if (source == AUDIO_SOURCE_VOICE_RECOGNITION || source == AUDIO_SOURCE_HOTWORD) {
1056 allowCapture = true;
1057 }
Eric Laurent4eb58f12018-12-07 16:41:02 -08001058 }
Eric Laurent4e947da2019-10-17 15:24:06 -07001059 } else if (source == AUDIO_SOURCE_HOTWORD) {
1060 // For HOTWORD source allow capture when not on TOP if:
1061 // All active clients are using HOTWORD source
1062 // AND no call is active
1063 // OR client has CAPTURE_AUDIO_OUTPUT privileged permission
Eric Laurentc21d5692020-02-25 10:24:36 -08001064 if (onlyHotwordActive
1065 && canCaptureIfInCallOrCommunication(current)) {
Eric Laurent4e947da2019-10-17 15:24:06 -07001066 allowCapture = true;
1067 }
Philip P. Moltmannbda45752020-07-17 16:41:18 -07001068 } else if (mUidPolicy->isCurrentImeUid(currentUid)) {
Kohsuke Yatoha623a132020-03-24 20:10:26 -07001069 // For current InputMethodService allow capture if:
1070 // A RTT call is active AND the source is VOICE_RECOGNITION
1071 if (rttCallActive && source == AUDIO_SOURCE_VOICE_RECOGNITION) {
1072 allowCapture = true;
1073 }
Eric Laurent4eb58f12018-12-07 16:41:02 -08001074 }
Eric Laurent8c7ef892021-06-10 13:32:16 +02001075 setAppState_l(current,
Philip P. Moltmannbda45752020-07-17 16:41:18 -07001076 allowCapture ? apmStatFromAmState(mUidPolicy->getUidState(currentUid)) :
Eric Laurent1ff16a72019-03-14 18:35:04 -07001077 APP_STATE_IDLE);
Eric Laurente8c8b432018-10-17 10:08:02 -07001078 }
1079}
1080
Michael Groovercfd28302018-12-11 19:16:46 -08001081void AudioPolicyService::silenceAllRecordings_l() {
1082 for (size_t i = 0; i < mAudioRecordClients.size(); i++) {
1083 sp<AudioRecordClient> current = mAudioRecordClients[i];
Eric Laurent1ff16a72019-03-14 18:35:04 -07001084 if (!isVirtualSource(current->attributes.source)) {
Eric Laurent8c7ef892021-06-10 13:32:16 +02001085 setAppState_l(current, APP_STATE_IDLE);
Eric Laurent1ff16a72019-03-14 18:35:04 -07001086 }
Michael Groovercfd28302018-12-11 19:16:46 -08001087 }
1088}
1089
Eric Laurente8c8b432018-10-17 10:08:02 -07001090/* static */
1091app_state_t AudioPolicyService::apmStatFromAmState(int amState) {
Eric Laurent1ff16a72019-03-14 18:35:04 -07001092
1093 if (amState == ActivityManager::PROCESS_STATE_UNKNOWN) {
Eric Laurente8c8b432018-10-17 10:08:02 -07001094 return APP_STATE_IDLE;
Eric Laurent1ff16a72019-03-14 18:35:04 -07001095 } else if (amState <= ActivityManager::PROCESS_STATE_TOP) {
1096 // include persistent services
1097 return APP_STATE_TOP;
Eric Laurente8c8b432018-10-17 10:08:02 -07001098 }
1099 return APP_STATE_FOREGROUND;
1100}
1101
Eric Laurent4eb58f12018-12-07 16:41:02 -08001102/* static */
Eric Laurent2dc962b2019-03-01 08:25:25 -08001103bool AudioPolicyService::isVirtualSource(audio_source_t source)
Eric Laurent4eb58f12018-12-07 16:41:02 -08001104{
1105 switch (source) {
1106 case AUDIO_SOURCE_VOICE_UPLINK:
1107 case AUDIO_SOURCE_VOICE_DOWNLINK:
1108 case AUDIO_SOURCE_VOICE_CALL:
Eric Laurent2dc962b2019-03-01 08:25:25 -08001109 case AUDIO_SOURCE_REMOTE_SUBMIX:
1110 case AUDIO_SOURCE_FM_TUNER:
Eric Laurent68eb2122020-04-30 17:40:57 -07001111 case AUDIO_SOURCE_ECHO_REFERENCE:
Eric Laurent4eb58f12018-12-07 16:41:02 -08001112 return true;
1113 default:
1114 break;
1115 }
1116 return false;
1117}
1118
Eric Laurented726cc2021-07-01 14:26:41 +02001119/* static */
1120bool AudioPolicyService::isAppOpSource(audio_source_t source)
1121{
1122 switch (source) {
1123 case AUDIO_SOURCE_FM_TUNER:
1124 case AUDIO_SOURCE_ECHO_REFERENCE:
Eric Laurent637bd202021-09-22 11:17:11 +02001125 case AUDIO_SOURCE_REMOTE_SUBMIX:
Eric Laurented726cc2021-07-01 14:26:41 +02001126 return false;
1127 default:
1128 break;
1129 }
1130 return true;
1131}
1132
Eric Laurent8c7ef892021-06-10 13:32:16 +02001133void AudioPolicyService::setAppState_l(sp<AudioRecordClient> client, app_state_t state)
Eric Laurente8c8b432018-10-17 10:08:02 -07001134{
1135 AutoCallerClear acc;
1136
1137 if (mAudioPolicyManager) {
Eric Laurent8c7ef892021-06-10 13:32:16 +02001138 mAudioPolicyManager->setAppState(client->portId, state);
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001139 }
1140 sp<IAudioFlinger> af = AudioSystem::get_audio_flinger();
1141 if (af) {
Eric Laurentf32108e2018-10-04 17:22:04 -07001142 bool silenced = state == APP_STATE_IDLE;
Eric Laurent8c7ef892021-06-10 13:32:16 +02001143 if (client->silenced != silenced) {
1144 if (client->active) {
1145 if (silenced) {
1146 finishRecording(client->attributionSource, client->attributes.source);
1147 } else {
1148 std::stringstream msg;
1149 msg << "Audio recording un-silenced on session " << client->session;
1150 if (!startRecording(client->attributionSource, String16(msg.str().c_str()),
1151 client->attributes.source)) {
1152 silenced = true;
1153 }
1154 }
1155 }
1156 af->setRecordSilenced(client->portId, silenced);
1157 client->silenced = silenced;
1158 }
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001159 }
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001160}
1161
Glenn Kasten0f11b512014-01-31 16:18:54 -08001162status_t AudioPolicyService::dump(int fd, const Vector<String16>& args __unused)
Mathias Agopian65ab4712010-07-14 17:59:35 -07001163{
Glenn Kasten44deb052012-02-05 18:09:08 -08001164 if (!dumpAllowed()) {
Mathias Agopian65ab4712010-07-14 17:59:35 -07001165 dumpPermissionDenial(fd);
1166 } else {
Mikhail Naganov12b716c2020-04-30 22:37:43 +00001167 const bool locked = dumpTryLock(mLock);
Mathias Agopian65ab4712010-07-14 17:59:35 -07001168 if (!locked) {
1169 String8 result(kDeadlockedString);
1170 write(fd, result.string(), result.size());
1171 }
1172
1173 dumpInternals(fd);
Mikhail Naganov1b22e542022-02-25 04:24:49 +00001174
1175 String8 actPtr = String8::format("AudioCommandThread: %p\n", mAudioCommandThread.get());
1176 write(fd, actPtr.string(), actPtr.size());
Glenn Kasten9d1f02d2012-02-08 17:47:58 -08001177 if (mAudioCommandThread != 0) {
Mathias Agopian65ab4712010-07-14 17:59:35 -07001178 mAudioCommandThread->dump(fd);
1179 }
Mathias Agopian65ab4712010-07-14 17:59:35 -07001180
Mikhail Naganov1b22e542022-02-25 04:24:49 +00001181 String8 octPtr = String8::format("OutputCommandThread: %p\n", mOutputCommandThread.get());
1182 write(fd, octPtr.string(), octPtr.size());
1183 if (mOutputCommandThread != 0) {
1184 mOutputCommandThread->dump(fd);
1185 }
1186
Eric Laurentdce54a12014-03-10 12:19:46 -07001187 if (mAudioPolicyManager) {
1188 mAudioPolicyManager->dump(fd);
Mikhail Naganov1b22e542022-02-25 04:24:49 +00001189 } else {
1190 String8 apmPtr = String8::format("AudioPolicyManager: %p\n", mAudioPolicyManager);
1191 write(fd, apmPtr.string(), apmPtr.size());
Eric Laurentdce54a12014-03-10 12:19:46 -07001192 }
Mathias Agopian65ab4712010-07-14 17:59:35 -07001193
Kevin Rocard8be94972019-02-22 13:26:25 -08001194 mPackageManager.dump(fd);
1195
Mikhail Naganov12b716c2020-04-30 22:37:43 +00001196 dumpReleaseLock(mLock, locked);
Andy Hungc747c532022-03-07 21:41:14 -08001197
1198 {
1199 std::string timeCheckStats = getIAudioPolicyServiceStatistics().dump();
1200 dprintf(fd, "\nIAudioPolicyService binder call profile\n");
1201 write(fd, timeCheckStats.c_str(), timeCheckStats.size());
1202 }
Mathias Agopian65ab4712010-07-14 17:59:35 -07001203 }
1204 return NO_ERROR;
1205}
1206
1207status_t AudioPolicyService::dumpPermissionDenial(int fd)
1208{
1209 const size_t SIZE = 256;
1210 char buffer[SIZE];
1211 String8 result;
1212 snprintf(buffer, SIZE, "Permission Denial: "
1213 "can't dump AudioPolicyService from pid=%d, uid=%d\n",
1214 IPCThreadState::self()->getCallingPid(),
1215 IPCThreadState::self()->getCallingUid());
1216 result.append(buffer);
1217 write(fd, result.string(), result.size());
1218 return NO_ERROR;
1219}
1220
1221status_t AudioPolicyService::onTransact(
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001222 uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags) {
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -08001223 // make sure transactions reserved to AudioFlinger do not come from other processes
1224 switch (code) {
1225 case TRANSACTION_startOutput:
1226 case TRANSACTION_stopOutput:
1227 case TRANSACTION_releaseOutput:
1228 case TRANSACTION_getInputForAttr:
1229 case TRANSACTION_startInput:
1230 case TRANSACTION_stopInput:
1231 case TRANSACTION_releaseInput:
1232 case TRANSACTION_getOutputForEffect:
1233 case TRANSACTION_registerEffect:
1234 case TRANSACTION_unregisterEffect:
1235 case TRANSACTION_setEffectEnabled:
1236 case TRANSACTION_getStrategyForStream:
1237 case TRANSACTION_getOutputForAttr:
1238 case TRANSACTION_moveEffectsToIo:
1239 ALOGW("%s: transaction %d received from PID %d",
1240 __func__, code, IPCThreadState::self()->getCallingPid());
1241 return INVALID_OPERATION;
1242 default:
1243 break;
1244 }
1245
1246 // make sure the following transactions come from system components
1247 switch (code) {
1248 case TRANSACTION_setDeviceConnectionState:
1249 case TRANSACTION_handleDeviceConfigChange:
1250 case TRANSACTION_setPhoneState:
1251//FIXME: Allow setForceUse calls from system apps until a better use case routing API is available
1252// case TRANSACTION_setForceUse:
1253 case TRANSACTION_initStreamVolume:
1254 case TRANSACTION_setStreamVolumeIndex:
1255 case TRANSACTION_setVolumeIndexForAttributes:
1256 case TRANSACTION_getStreamVolumeIndex:
1257 case TRANSACTION_getVolumeIndexForAttributes:
1258 case TRANSACTION_getMinVolumeIndexForAttributes:
1259 case TRANSACTION_getMaxVolumeIndexForAttributes:
1260 case TRANSACTION_isStreamActive:
1261 case TRANSACTION_isStreamActiveRemotely:
1262 case TRANSACTION_isSourceActive:
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -08001263 case TRANSACTION_registerPolicyMixes:
1264 case TRANSACTION_setMasterMono:
1265 case TRANSACTION_getSurroundFormats:
Kriti Dang6537def2021-03-02 13:46:59 +01001266 case TRANSACTION_getReportedSurroundFormats:
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -08001267 case TRANSACTION_setSurroundFormatEnabled:
Oscar Azucena829d90d2022-01-28 17:17:56 -08001268 case TRANSACTION_setAssistantServicesUids:
Oscar Azucenac2cdda32022-01-31 19:10:39 -08001269 case TRANSACTION_setActiveAssistantServicesUids:
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -08001270 case TRANSACTION_setA11yServicesUids:
1271 case TRANSACTION_setUidDeviceAffinities:
1272 case TRANSACTION_removeUidDeviceAffinities:
1273 case TRANSACTION_setUserIdDeviceAffinities:
1274 case TRANSACTION_removeUserIdDeviceAffinities:
Pattydd807582021-11-04 21:01:03 +08001275 case TRANSACTION_getHwOffloadFormatsSupportedForBluetoothMedia:
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -08001276 case TRANSACTION_listAudioVolumeGroups:
1277 case TRANSACTION_getVolumeGroupFromAudioAttributes:
1278 case TRANSACTION_acquireSoundTriggerSession:
1279 case TRANSACTION_releaseSoundTriggerSession:
1280 case TRANSACTION_setRttEnabled:
1281 case TRANSACTION_isCallScreenModeSupported:
1282 case TRANSACTION_setDevicesRoleForStrategy:
1283 case TRANSACTION_setSupportedSystemUsages:
1284 case TRANSACTION_removeDevicesRoleForStrategy:
1285 case TRANSACTION_getDevicesForRoleAndStrategy:
1286 case TRANSACTION_getDevicesForAttributes:
1287 case TRANSACTION_setAllowedCapturePolicy:
1288 case TRANSACTION_onNewAudioModulesAvailable:
1289 case TRANSACTION_setCurrentImeUid:
1290 case TRANSACTION_registerSoundTriggerCaptureStateListener:
1291 case TRANSACTION_setDevicesRoleForCapturePreset:
1292 case TRANSACTION_addDevicesRoleForCapturePreset:
1293 case TRANSACTION_removeDevicesRoleForCapturePreset:
1294 case TRANSACTION_clearDevicesRoleForCapturePreset:
Eric Laurent81dd0f52021-07-05 11:54:40 +02001295 case TRANSACTION_getDevicesForRoleAndCapturePreset:
1296 case TRANSACTION_getSpatializer: {
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -08001297 if (!isServiceUid(IPCThreadState::self()->getCallingUid())) {
1298 ALOGW("%s: transaction %d received from PID %d unauthorized UID %d",
1299 __func__, code, IPCThreadState::self()->getCallingPid(),
1300 IPCThreadState::self()->getCallingUid());
1301 return INVALID_OPERATION;
1302 }
1303 } break;
1304 default:
1305 break;
1306 }
1307
Andy Hungc747c532022-03-07 21:41:14 -08001308 const std::string methodName = getIAudioPolicyServiceStatistics().getMethodForCode(code);
1309 mediautils::TimeCheck check(
1310 std::string("IAudioPolicyService::").append(methodName),
1311 [code, methodName](bool timeout, float elapsedMs) { // don't move methodName.
1312 if (timeout) {
1313 mediametrics::LogItem(AMEDIAMETRICS_KEY_AUDIO_POLICY)
1314 .set(AMEDIAMETRICS_PROP_EVENT, AMEDIAMETRICS_PROP_EVENT_VALUE_TIMEOUT)
1315 .set(AMEDIAMETRICS_PROP_METHODCODE, int64_t(code))
1316 .set(AMEDIAMETRICS_PROP_METHODNAME, methodName.c_str())
1317 .record();
1318 } else {
1319 getIAudioPolicyServiceStatistics().event(code, elapsedMs);
1320 }
1321 });
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -08001322
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001323 switch (code) {
1324 case SHELL_COMMAND_TRANSACTION: {
1325 int in = data.readFileDescriptor();
1326 int out = data.readFileDescriptor();
1327 int err = data.readFileDescriptor();
1328 int argc = data.readInt32();
1329 Vector<String16> args;
1330 for (int i = 0; i < argc && data.dataAvail() > 0; i++) {
1331 args.add(data.readString16());
1332 }
1333 sp<IBinder> unusedCallback;
1334 sp<IResultReceiver> resultReceiver;
1335 status_t status;
1336 if ((status = data.readNullableStrongBinder(&unusedCallback)) != NO_ERROR) {
1337 return status;
1338 }
1339 if ((status = data.readNullableStrongBinder(&resultReceiver)) != NO_ERROR) {
1340 return status;
1341 }
1342 status = shellCommand(in, out, err, args);
1343 if (resultReceiver != nullptr) {
1344 resultReceiver->send(status);
1345 }
1346 return NO_ERROR;
1347 }
1348 }
1349
Mathias Agopian65ab4712010-07-14 17:59:35 -07001350 return BnAudioPolicyService::onTransact(code, data, reply, flags);
1351}
1352
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001353// ------------------- Shell command implementation -------------------
1354
1355// NOTE: This is a remote API - make sure all args are validated
1356status_t AudioPolicyService::shellCommand(int in, int out, int err, Vector<String16>& args) {
1357 if (!checkCallingPermission(sManageAudioPolicyPermission, nullptr, nullptr)) {
1358 return PERMISSION_DENIED;
1359 }
1360 if (in == BAD_TYPE || out == BAD_TYPE || err == BAD_TYPE) {
1361 return BAD_VALUE;
1362 }
jovanakbe066e12019-09-02 11:54:39 -07001363 if (args.size() >= 3 && args[0] == String16("set-uid-state")) {
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001364 return handleSetUidState(args, err);
jovanakbe066e12019-09-02 11:54:39 -07001365 } else if (args.size() >= 2 && args[0] == String16("reset-uid-state")) {
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001366 return handleResetUidState(args, err);
jovanakbe066e12019-09-02 11:54:39 -07001367 } else if (args.size() >= 2 && args[0] == String16("get-uid-state")) {
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001368 return handleGetUidState(args, out, err);
Eric Laurent269acb42021-04-23 16:53:22 +02001369 } else if (args.size() >= 1 && args[0] == String16("purge_permission-cache")) {
1370 purgePermissionCache();
1371 return NO_ERROR;
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001372 } else if (args.size() == 1 && args[0] == String16("help")) {
1373 printHelp(out);
1374 return NO_ERROR;
1375 }
1376 printHelp(err);
1377 return BAD_VALUE;
1378}
1379
jovanakbe066e12019-09-02 11:54:39 -07001380static status_t getUidForPackage(String16 packageName, int userId, /*inout*/uid_t& uid, int err) {
1381 if (userId < 0) {
1382 ALOGE("Invalid user: %d", userId);
1383 dprintf(err, "Invalid user: %d\n", userId);
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001384 return BAD_VALUE;
1385 }
jovanakbe066e12019-09-02 11:54:39 -07001386
1387 PermissionController pc;
1388 uid = pc.getPackageUid(packageName, 0);
1389 if (uid <= 0) {
1390 ALOGE("Unknown package: '%s'", String8(packageName).string());
1391 dprintf(err, "Unknown package: '%s'\n", String8(packageName).string());
1392 return BAD_VALUE;
1393 }
1394
1395 uid = multiuser_get_uid(userId, uid);
1396 return NO_ERROR;
1397}
1398
1399status_t AudioPolicyService::handleSetUidState(Vector<String16>& args, int err) {
1400 // Valid arg.size() is 3 or 5, args.size() is 5 with --user option.
1401 if (!(args.size() == 3 || args.size() == 5)) {
1402 printHelp(err);
1403 return BAD_VALUE;
1404 }
1405
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001406 bool active = false;
1407 if (args[2] == String16("active")) {
1408 active = true;
1409 } else if ((args[2] != String16("idle"))) {
1410 ALOGE("Expected active or idle but got: '%s'", String8(args[2]).string());
1411 return BAD_VALUE;
1412 }
jovanakbe066e12019-09-02 11:54:39 -07001413
1414 int userId = 0;
1415 if (args.size() >= 5 && args[3] == String16("--user")) {
1416 userId = atoi(String8(args[4]));
1417 }
1418
1419 uid_t uid;
1420 if (getUidForPackage(args[1], userId, uid, err) == BAD_VALUE) {
1421 return BAD_VALUE;
1422 }
1423
Mikhail Naganov12b716c2020-04-30 22:37:43 +00001424 sp<UidPolicy> uidPolicy;
1425 {
1426 Mutex::Autolock _l(mLock);
1427 uidPolicy = mUidPolicy;
1428 }
1429 if (uidPolicy) {
1430 uidPolicy->addOverrideUid(uid, active);
1431 return NO_ERROR;
1432 }
1433 return NO_INIT;
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001434}
1435
1436status_t AudioPolicyService::handleResetUidState(Vector<String16>& args, int err) {
jovanakbe066e12019-09-02 11:54:39 -07001437 // Valid arg.size() is 2 or 4, args.size() is 4 with --user option.
1438 if (!(args.size() == 2 || args.size() == 4)) {
1439 printHelp(err);
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001440 return BAD_VALUE;
1441 }
jovanakbe066e12019-09-02 11:54:39 -07001442
1443 int userId = 0;
1444 if (args.size() >= 4 && args[2] == String16("--user")) {
1445 userId = atoi(String8(args[3]));
1446 }
1447
1448 uid_t uid;
1449 if (getUidForPackage(args[1], userId, uid, err) == BAD_VALUE) {
1450 return BAD_VALUE;
1451 }
1452
Mikhail Naganov12b716c2020-04-30 22:37:43 +00001453 sp<UidPolicy> uidPolicy;
1454 {
1455 Mutex::Autolock _l(mLock);
1456 uidPolicy = mUidPolicy;
1457 }
1458 if (uidPolicy) {
1459 uidPolicy->removeOverrideUid(uid);
1460 return NO_ERROR;
1461 }
1462 return NO_INIT;
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001463}
1464
1465status_t AudioPolicyService::handleGetUidState(Vector<String16>& args, int out, int err) {
jovanakbe066e12019-09-02 11:54:39 -07001466 // Valid arg.size() is 2 or 4, args.size() is 4 with --user option.
1467 if (!(args.size() == 2 || args.size() == 4)) {
1468 printHelp(err);
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001469 return BAD_VALUE;
1470 }
jovanakbe066e12019-09-02 11:54:39 -07001471
1472 int userId = 0;
1473 if (args.size() >= 4 && args[2] == String16("--user")) {
1474 userId = atoi(String8(args[3]));
1475 }
1476
1477 uid_t uid;
1478 if (getUidForPackage(args[1], userId, uid, err) == BAD_VALUE) {
1479 return BAD_VALUE;
1480 }
1481
Mikhail Naganov12b716c2020-04-30 22:37:43 +00001482 sp<UidPolicy> uidPolicy;
1483 {
1484 Mutex::Autolock _l(mLock);
1485 uidPolicy = mUidPolicy;
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001486 }
Mikhail Naganov12b716c2020-04-30 22:37:43 +00001487 if (uidPolicy) {
1488 return dprintf(out, uidPolicy->isUidActive(uid) ? "active\n" : "idle\n");
1489 }
1490 return NO_INIT;
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001491}
1492
1493status_t AudioPolicyService::printHelp(int out) {
1494 return dprintf(out, "Audio policy service commands:\n"
jovanakbe066e12019-09-02 11:54:39 -07001495 " get-uid-state <PACKAGE> [--user USER_ID] gets the uid state\n"
1496 " set-uid-state <PACKAGE> <active|idle> [--user USER_ID] overrides the uid state\n"
1497 " reset-uid-state <PACKAGE> [--user USER_ID] clears the uid state override\n"
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001498 " help print this message\n");
1499}
1500
1501// ----------- AudioPolicyService::UidPolicy implementation ----------
1502
1503void AudioPolicyService::UidPolicy::registerSelf() {
Steven Moreland2f348142019-07-02 15:59:07 -07001504 status_t res = mAm.linkToDeath(this);
1505 mAm.registerUidObserver(this, ActivityManager::UID_OBSERVER_GONE
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001506 | ActivityManager::UID_OBSERVER_IDLE
Eric Laurente8c8b432018-10-17 10:08:02 -07001507 | ActivityManager::UID_OBSERVER_ACTIVE
1508 | ActivityManager::UID_OBSERVER_PROCSTATE,
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001509 ActivityManager::PROCESS_STATE_UNKNOWN,
1510 String16("audioserver"));
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001511 if (!res) {
1512 Mutex::Autolock _l(mLock);
1513 mObserverRegistered = true;
1514 } else {
1515 ALOGE("UidPolicy::registerSelf linkToDeath failed: %d", res);
Eric Laurent4eb58f12018-12-07 16:41:02 -08001516
Steven Moreland2f348142019-07-02 15:59:07 -07001517 mAm.unregisterUidObserver(this);
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001518 }
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001519}
1520
1521void AudioPolicyService::UidPolicy::unregisterSelf() {
Steven Moreland2f348142019-07-02 15:59:07 -07001522 mAm.unlinkToDeath(this);
1523 mAm.unregisterUidObserver(this);
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001524 Mutex::Autolock _l(mLock);
1525 mObserverRegistered = false;
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001526}
1527
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001528void AudioPolicyService::UidPolicy::binderDied(__unused const wp<IBinder> &who) {
1529 Mutex::Autolock _l(mLock);
1530 mCachedUids.clear();
1531 mObserverRegistered = false;
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001532}
1533
Eric Laurente8c8b432018-10-17 10:08:02 -07001534void AudioPolicyService::UidPolicy::checkRegistered() {
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001535 bool needToReregister = false;
1536 {
1537 Mutex::Autolock _l(mLock);
1538 needToReregister = !mObserverRegistered;
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001539 }
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001540 if (needToReregister) {
1541 // Looks like ActivityManager has died previously, attempt to re-register.
1542 registerSelf();
1543 }
Eric Laurente8c8b432018-10-17 10:08:02 -07001544}
1545
1546bool AudioPolicyService::UidPolicy::isUidActive(uid_t uid) {
1547 if (isServiceUid(uid)) return true;
1548 checkRegistered();
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001549 {
1550 Mutex::Autolock _l(mLock);
1551 auto overrideIter = mOverrideUids.find(uid);
1552 if (overrideIter != mOverrideUids.end()) {
Eric Laurente8c8b432018-10-17 10:08:02 -07001553 return overrideIter->second.first;
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001554 }
1555 // In an absense of the ActivityManager, assume everything to be active.
1556 if (!mObserverRegistered) return true;
1557 auto cacheIter = mCachedUids.find(uid);
Mikhail Naganoveba668a2018-04-05 08:13:15 -07001558 if (cacheIter != mCachedUids.end()) {
Eric Laurente8c8b432018-10-17 10:08:02 -07001559 return cacheIter->second.first;
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001560 }
1561 }
1562 ActivityManager am;
Hui Yu12c7ec72020-05-04 17:40:52 +00001563 bool active = am.isUidActive(uid, String16("audioserver"));
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001564 {
1565 Mutex::Autolock _l(mLock);
Eric Laurente8c8b432018-10-17 10:08:02 -07001566 mCachedUids.insert(std::pair<uid_t,
1567 std::pair<bool, int>>(uid, std::pair<bool, int>(active,
1568 ActivityManager::PROCESS_STATE_UNKNOWN)));
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001569 }
1570 return active;
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001571}
1572
Eric Laurente8c8b432018-10-17 10:08:02 -07001573int AudioPolicyService::UidPolicy::getUidState(uid_t uid) {
1574 if (isServiceUid(uid)) {
1575 return ActivityManager::PROCESS_STATE_TOP;
1576 }
1577 checkRegistered();
1578 {
1579 Mutex::Autolock _l(mLock);
1580 auto overrideIter = mOverrideUids.find(uid);
1581 if (overrideIter != mOverrideUids.end()) {
1582 if (overrideIter->second.first) {
1583 if (overrideIter->second.second != ActivityManager::PROCESS_STATE_UNKNOWN) {
1584 return overrideIter->second.second;
1585 } else {
1586 auto cacheIter = mCachedUids.find(uid);
1587 if (cacheIter != mCachedUids.end()) {
1588 return cacheIter->second.second;
1589 }
1590 }
1591 }
1592 return ActivityManager::PROCESS_STATE_UNKNOWN;
1593 }
1594 // In an absense of the ActivityManager, assume everything to be active.
1595 if (!mObserverRegistered) {
1596 return ActivityManager::PROCESS_STATE_TOP;
1597 }
1598 auto cacheIter = mCachedUids.find(uid);
1599 if (cacheIter != mCachedUids.end()) {
1600 if (cacheIter->second.first) {
1601 return cacheIter->second.second;
1602 } else {
1603 return ActivityManager::PROCESS_STATE_UNKNOWN;
1604 }
1605 }
1606 }
1607 ActivityManager am;
Hui Yu12c7ec72020-05-04 17:40:52 +00001608 bool active = am.isUidActive(uid, String16("audioserver"));
Eric Laurente8c8b432018-10-17 10:08:02 -07001609 int state = ActivityManager::PROCESS_STATE_UNKNOWN;
1610 if (active) {
1611 state = am.getUidProcessState(uid, String16("audioserver"));
1612 }
1613 {
1614 Mutex::Autolock _l(mLock);
1615 mCachedUids.insert(std::pair<uid_t,
1616 std::pair<bool, int>>(uid, std::pair<bool, int>(active, state)));
1617 }
Eric Laurent4eb58f12018-12-07 16:41:02 -08001618
Eric Laurente8c8b432018-10-17 10:08:02 -07001619 return state;
1620}
1621
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001622void AudioPolicyService::UidPolicy::onUidActive(uid_t uid) {
Eric Laurente8c8b432018-10-17 10:08:02 -07001623 updateUid(&mCachedUids, uid, true, ActivityManager::PROCESS_STATE_UNKNOWN, true);
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001624}
1625
1626void AudioPolicyService::UidPolicy::onUidGone(uid_t uid, __unused bool disabled) {
Eric Laurente8c8b432018-10-17 10:08:02 -07001627 updateUid(&mCachedUids, uid, false, ActivityManager::PROCESS_STATE_UNKNOWN, false);
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001628}
1629
1630void AudioPolicyService::UidPolicy::onUidIdle(uid_t uid, __unused bool disabled) {
Eric Laurente8c8b432018-10-17 10:08:02 -07001631 updateUid(&mCachedUids, uid, false, ActivityManager::PROCESS_STATE_UNKNOWN, true);
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001632}
1633
Eric Laurente8c8b432018-10-17 10:08:02 -07001634void AudioPolicyService::UidPolicy::onUidStateChanged(uid_t uid,
1635 int32_t procState,
Hui Yu13ad0eb2019-09-09 10:27:07 -07001636 int64_t procStateSeq __unused,
1637 int32_t capability __unused) {
Eric Laurente8c8b432018-10-17 10:08:02 -07001638 if (procState != ActivityManager::PROCESS_STATE_UNKNOWN) {
1639 updateUid(&mCachedUids, uid, true, procState, true);
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001640 }
1641}
1642
Austin Borger65577682022-02-17 00:25:43 +00001643void AudioPolicyService::UidPolicy::onUidProcAdjChanged(uid_t uid __unused) {
1644}
1645
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001646void AudioPolicyService::UidPolicy::updateOverrideUid(uid_t uid, bool active, bool insert) {
Eric Laurente8c8b432018-10-17 10:08:02 -07001647 updateUid(&mOverrideUids, uid, active, ActivityManager::PROCESS_STATE_UNKNOWN, insert);
1648}
1649
1650void AudioPolicyService::UidPolicy::notifyService() {
1651 sp<AudioPolicyService> service = mService.promote();
1652 if (service != nullptr) {
1653 service->updateUidStates();
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001654 }
1655}
1656
Eric Laurente8c8b432018-10-17 10:08:02 -07001657void AudioPolicyService::UidPolicy::updateUid(std::unordered_map<uid_t,
1658 std::pair<bool, int>> *uids,
1659 uid_t uid,
1660 bool active,
1661 int state,
1662 bool insert) {
1663 if (isServiceUid(uid)) {
1664 return;
1665 }
1666 bool wasActive = isUidActive(uid);
1667 int previousState = getUidState(uid);
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001668 {
1669 Mutex::Autolock _l(mLock);
Eric Laurente8c8b432018-10-17 10:08:02 -07001670 updateUidLocked(uids, uid, active, state, insert);
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001671 }
Eric Laurente8c8b432018-10-17 10:08:02 -07001672 if (wasActive != isUidActive(uid) || state != previousState) {
1673 notifyService();
1674 }
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001675}
1676
Eric Laurente8c8b432018-10-17 10:08:02 -07001677void AudioPolicyService::UidPolicy::updateUidLocked(std::unordered_map<uid_t,
1678 std::pair<bool, int>> *uids,
1679 uid_t uid,
1680 bool active,
1681 int state,
1682 bool insert) {
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001683 auto it = uids->find(uid);
1684 if (it != uids->end()) {
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001685 if (insert) {
Eric Laurente8c8b432018-10-17 10:08:02 -07001686 if (state == ActivityManager::PROCESS_STATE_UNKNOWN) {
1687 it->second.first = active;
1688 }
1689 if (it->second.first) {
1690 it->second.second = state;
1691 } else {
1692 it->second.second = ActivityManager::PROCESS_STATE_UNKNOWN;
1693 }
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001694 } else {
1695 uids->erase(it);
1696 }
Eric Laurente8c8b432018-10-17 10:08:02 -07001697 } else if (insert && (state == ActivityManager::PROCESS_STATE_UNKNOWN)) {
1698 uids->insert(std::pair<uid_t, std::pair<bool, int>>(uid,
1699 std::pair<bool, int>(active, state)));
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001700 }
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001701}
Mathias Agopian65ab4712010-07-14 17:59:35 -07001702
Eric Laurent4eb58f12018-12-07 16:41:02 -08001703bool AudioPolicyService::UidPolicy::isA11yOnTop() {
1704 for (const auto &uid : mCachedUids) {
Eric Laurent47670c92019-08-28 16:59:05 -07001705 if (!isA11yUid(uid.first)) {
Eric Laurent4eb58f12018-12-07 16:41:02 -08001706 continue;
1707 }
Amith Yamasanibcbb3002019-01-23 13:53:33 -08001708 if (uid.second.second >= ActivityManager::PROCESS_STATE_TOP
1709 && uid.second.second <= ActivityManager::PROCESS_STATE_BOUND_FOREGROUND_SERVICE) {
Eric Laurent4eb58f12018-12-07 16:41:02 -08001710 return true;
1711 }
1712 }
1713 return false;
1714}
1715
Eric Laurentb78763e2018-10-17 10:08:02 -07001716bool AudioPolicyService::UidPolicy::isA11yUid(uid_t uid)
1717{
1718 std::vector<uid_t>::iterator it = find(mA11yUids.begin(), mA11yUids.end(), uid);
1719 return it != mA11yUids.end();
1720}
1721
Oscar Azucena829d90d2022-01-28 17:17:56 -08001722void AudioPolicyService::UidPolicy::setAssistantUids(const std::vector<uid_t>& uids) {
1723 mAssistantUids.clear();
1724 mAssistantUids = uids;
1725}
1726
1727bool AudioPolicyService::UidPolicy::isAssistantUid(uid_t uid)
1728{
1729 std::vector<uid_t>::iterator it = find(mAssistantUids.begin(), mAssistantUids.end(), uid);
1730 return it != mAssistantUids.end();
1731}
1732
Oscar Azucenac2cdda32022-01-31 19:10:39 -08001733void AudioPolicyService::UidPolicy::setActiveAssistantUids(const std::vector<uid_t>& activeUids) {
1734 mActiveAssistantUids = activeUids;
1735}
1736
1737bool AudioPolicyService::UidPolicy::isActiveAssistantUid(uid_t uid)
1738{
1739 std::vector<uid_t>::iterator it = find(mActiveAssistantUids.begin(),
1740 mActiveAssistantUids.end(), uid);
1741 return it != mActiveAssistantUids.end();
1742}
1743
Oscar Azucena829d90d2022-01-28 17:17:56 -08001744void AudioPolicyService::UidPolicy::dumpInternals(int fd) {
1745 const size_t SIZE = 256;
1746 char buffer[SIZE];
1747 String8 result;
1748 auto appendUidsToResult = [&](const char* title, const std::vector<uid_t> &uids) {
1749 snprintf(buffer, SIZE, "\t%s: \n", title);
1750 result.append(buffer);
1751 int counter = 0;
1752 if (uids.empty()) {
1753 snprintf(buffer, SIZE, "\t\tNo UIDs present.\n");
1754 result.append(buffer);
1755 return;
1756 }
1757 for (const auto &uid : uids) {
1758 snprintf(buffer, SIZE, "\t\tUID[%d]=%d\n", counter++, uid);
1759 result.append(buffer);
1760 }
1761 };
1762
1763 snprintf(buffer, SIZE, "UID Policy:\n");
1764 result.append(buffer);
1765 snprintf(buffer, SIZE, "\tmObserverRegistered=%s\n",(mObserverRegistered ? "True":"False"));
1766 result.append(buffer);
1767
1768 appendUidsToResult("Assistants UIDs", mAssistantUids);
Oscar Azucenac2cdda32022-01-31 19:10:39 -08001769 appendUidsToResult("Active Assistants UIDs", mActiveAssistantUids);
Oscar Azucena829d90d2022-01-28 17:17:56 -08001770
1771 appendUidsToResult("Accessibility UIDs", mA11yUids);
1772
1773 snprintf(buffer, SIZE, "\tInput Method Service UID=%d\n", mCurrentImeUid);
1774 result.append(buffer);
1775
1776 snprintf(buffer, SIZE, "\tIs RTT Enabled: %s\n", (mRttEnabled ? "True":"False"));
1777 result.append(buffer);
1778
1779 write(fd, result.string(), result.size());
1780}
1781
Michael Groovercfd28302018-12-11 19:16:46 -08001782// ----------- AudioPolicyService::SensorPrivacyService implementation ----------
1783void AudioPolicyService::SensorPrivacyPolicy::registerSelf() {
1784 SensorPrivacyManager spm;
1785 mSensorPrivacyEnabled = spm.isSensorPrivacyEnabled();
1786 spm.addSensorPrivacyListener(this);
1787}
1788
1789void AudioPolicyService::SensorPrivacyPolicy::unregisterSelf() {
1790 SensorPrivacyManager spm;
1791 spm.removeSensorPrivacyListener(this);
1792}
1793
1794bool AudioPolicyService::SensorPrivacyPolicy::isSensorPrivacyEnabled() {
1795 return mSensorPrivacyEnabled;
1796}
1797
Evan Seversond8dc6832022-01-27 10:47:03 -08001798binder::Status AudioPolicyService::SensorPrivacyPolicy::onSensorPrivacyChanged(
1799 int toggleType __unused, int sensor __unused, bool enabled) {
Michael Groovercfd28302018-12-11 19:16:46 -08001800 mSensorPrivacyEnabled = enabled;
1801 sp<AudioPolicyService> service = mService.promote();
1802 if (service != nullptr) {
1803 service->updateUidStates();
1804 }
1805 return binder::Status::ok();
1806}
1807
Eric Laurented726cc2021-07-01 14:26:41 +02001808// ----------- AudioPolicyService::OpRecordAudioMonitor implementation ----------
1809
1810// static
1811sp<AudioPolicyService::OpRecordAudioMonitor>
1812AudioPolicyService::OpRecordAudioMonitor::createIfNeeded(
1813 const AttributionSourceState& attributionSource, const audio_attributes_t& attr,
1814 wp<AudioCommandThread> commandThread)
1815{
Eric Laurent987ce102021-07-05 12:11:51 +02001816 if (isAudioServerOrRootUid(attributionSource.uid)) {
1817 ALOGV("not silencing record for audio or root source %s",
Eric Laurented726cc2021-07-01 14:26:41 +02001818 attributionSource.toString().c_str());
1819 return nullptr;
1820 }
1821
1822 if (!AudioPolicyService::isAppOpSource(attr.source)) {
1823 ALOGD("not monitoring app op for uid %d and source %d",
1824 attributionSource.uid, attr.source);
1825 return nullptr;
1826 }
1827
1828 if (!attributionSource.packageName.has_value()
1829 || attributionSource.packageName.value().size() == 0) {
1830 return nullptr;
1831 }
1832 return new OpRecordAudioMonitor(attributionSource, getOpForSource(attr.source), commandThread);
1833}
1834
1835AudioPolicyService::OpRecordAudioMonitor::OpRecordAudioMonitor(
1836 const AttributionSourceState& attributionSource, int32_t appOp,
1837 wp<AudioCommandThread> commandThread) :
1838 mHasOp(true), mAttributionSource(attributionSource), mAppOp(appOp),
1839 mCommandThread(commandThread)
1840{
1841}
1842
1843AudioPolicyService::OpRecordAudioMonitor::~OpRecordAudioMonitor()
1844{
1845 if (mOpCallback != 0) {
1846 mAppOpsManager.stopWatchingMode(mOpCallback);
1847 }
1848 mOpCallback.clear();
1849}
1850
1851void AudioPolicyService::OpRecordAudioMonitor::onFirstRef()
1852{
1853 checkOp();
1854 mOpCallback = new RecordAudioOpCallback(this);
1855 ALOGV("start watching op %d for %s", mAppOp, mAttributionSource.toString().c_str());
1856 // TODO: We need to always watch AppOpsManager::OP_RECORD_AUDIO too
1857 // since it controls the mic permission for legacy apps.
1858 mAppOpsManager.startWatchingMode(mAppOp, VALUE_OR_FATAL(aidl2legacy_string_view_String16(
1859 mAttributionSource.packageName.value_or(""))),
1860 mOpCallback);
1861}
1862
1863bool AudioPolicyService::OpRecordAudioMonitor::hasOp() const {
1864 return mHasOp.load();
1865}
1866
1867// Called by RecordAudioOpCallback when the app op corresponding to this OpRecordAudioMonitor
1868// is updated in AppOp callback and in onFirstRef()
1869// Note this method is never called (and never to be) for audio server / root track
1870// due to the UID in createIfNeeded(). As a result for those record track, it's:
1871// - not called from constructor,
1872// - not called from RecordAudioOpCallback because the callback is not installed in this case
1873void AudioPolicyService::OpRecordAudioMonitor::checkOp(bool updateUidStates)
1874{
1875 // TODO: We need to always check AppOpsManager::OP_RECORD_AUDIO too
1876 // since it controls the mic permission for legacy apps.
1877 const int32_t mode = mAppOpsManager.checkOp(mAppOp,
1878 mAttributionSource.uid, VALUE_OR_FATAL(aidl2legacy_string_view_String16(
1879 mAttributionSource.packageName.value_or(""))));
1880 const bool hasIt = (mode == AppOpsManager::MODE_ALLOWED);
1881 // verbose logging only log when appOp changed
1882 ALOGI_IF(hasIt != mHasOp.load(),
1883 "App op %d missing, %ssilencing record %s",
1884 mAppOp, hasIt ? "un" : "", mAttributionSource.toString().c_str());
1885 mHasOp.store(hasIt);
1886
1887 if (updateUidStates) {
1888 sp<AudioCommandThread> commandThread = mCommandThread.promote();
1889 if (commandThread != nullptr) {
1890 commandThread->updateUidStatesCommand();
1891 }
1892 }
1893}
1894
1895AudioPolicyService::OpRecordAudioMonitor::RecordAudioOpCallback::RecordAudioOpCallback(
1896 const wp<OpRecordAudioMonitor>& monitor) : mMonitor(monitor)
1897{ }
1898
1899void AudioPolicyService::OpRecordAudioMonitor::RecordAudioOpCallback::opChanged(int32_t op,
1900 const String16& packageName __unused) {
1901 sp<OpRecordAudioMonitor> monitor = mMonitor.promote();
1902 if (monitor != NULL) {
1903 if (op != monitor->getOp()) {
1904 return;
1905 }
1906 monitor->checkOp(true);
1907 }
1908}
1909
1910
Mathias Agopian65ab4712010-07-14 17:59:35 -07001911// ----------- AudioPolicyService::AudioCommandThread implementation ----------
1912
Eric Laurentbfb1b832013-01-07 09:53:42 -08001913AudioPolicyService::AudioCommandThread::AudioCommandThread(String8 name,
1914 const wp<AudioPolicyService>& service)
1915 : Thread(false), mName(name), mService(service)
Mathias Agopian65ab4712010-07-14 17:59:35 -07001916{
Mathias Agopian65ab4712010-07-14 17:59:35 -07001917}
1918
1919
1920AudioPolicyService::AudioCommandThread::~AudioCommandThread()
1921{
Eric Laurentbfb1b832013-01-07 09:53:42 -08001922 if (!mAudioCommands.isEmpty()) {
Mathias Agopian65ab4712010-07-14 17:59:35 -07001923 release_wake_lock(mName.string());
1924 }
1925 mAudioCommands.clear();
Mathias Agopian65ab4712010-07-14 17:59:35 -07001926}
1927
1928void AudioPolicyService::AudioCommandThread::onFirstRef()
1929{
Eric Laurentbfb1b832013-01-07 09:53:42 -08001930 run(mName.string(), ANDROID_PRIORITY_AUDIO);
Mathias Agopian65ab4712010-07-14 17:59:35 -07001931}
1932
1933bool AudioPolicyService::AudioCommandThread::threadLoop()
1934{
Eric Laurentd7eda8d2016-02-02 17:18:39 -08001935 nsecs_t waitTime = -1;
Mathias Agopian65ab4712010-07-14 17:59:35 -07001936
1937 mLock.lock();
1938 while (!exitPending())
1939 {
Eric Laurent59a89232014-06-08 14:14:17 -07001940 sp<AudioPolicyService> svc;
Ytai Ben-Tsvi6958b022022-04-26 15:45:53 -07001941 int numTimesBecameEmpty = 0;
Eric Laurent59a89232014-06-08 14:14:17 -07001942 while (!mAudioCommands.isEmpty() && !exitPending()) {
Mathias Agopian65ab4712010-07-14 17:59:35 -07001943 nsecs_t curTime = systemTime();
1944 // commands are sorted by increasing time stamp: execute them from index 0 and up
1945 if (mAudioCommands[0]->mTime <= curTime) {
Eric Laurent0ede8922014-05-09 18:04:42 -07001946 sp<AudioCommand> command = mAudioCommands[0];
Mathias Agopian65ab4712010-07-14 17:59:35 -07001947 mAudioCommands.removeAt(0);
Ytai Ben-Tsvi6958b022022-04-26 15:45:53 -07001948 if (mAudioCommands.isEmpty()) {
1949 ++numTimesBecameEmpty;
1950 }
Eric Laurent0ede8922014-05-09 18:04:42 -07001951 mLastCommand = command;
Mathias Agopian65ab4712010-07-14 17:59:35 -07001952
1953 switch (command->mCommand) {
Mathias Agopian65ab4712010-07-14 17:59:35 -07001954 case SET_VOLUME: {
Eric Laurent0ede8922014-05-09 18:04:42 -07001955 VolumeData *data = (VolumeData *)command->mParam.get();
Steve Block3856b092011-10-20 11:56:00 +01001956 ALOGV("AudioCommandThread() processing set volume stream %d, \
Eric Laurentde070132010-07-13 04:45:46 -07001957 volume %f, output %d", data->mStream, data->mVolume, data->mIO);
Andy Hungfe726a62018-09-27 15:17:25 -07001958 mLock.unlock();
Eric Laurentde070132010-07-13 04:45:46 -07001959 command->mStatus = AudioSystem::setStreamVolume(data->mStream,
1960 data->mVolume,
1961 data->mIO);
Andy Hungfe726a62018-09-27 15:17:25 -07001962 mLock.lock();
Mathias Agopian65ab4712010-07-14 17:59:35 -07001963 }break;
1964 case SET_PARAMETERS: {
Eric Laurent0ede8922014-05-09 18:04:42 -07001965 ParametersData *data = (ParametersData *)command->mParam.get();
Glenn Kastene53b9ea2012-03-12 16:29:55 -07001966 ALOGV("AudioCommandThread() processing set parameters string %s, io %d",
1967 data->mKeyValuePairs.string(), data->mIO);
Andy Hungfe726a62018-09-27 15:17:25 -07001968 mLock.unlock();
Glenn Kastene53b9ea2012-03-12 16:29:55 -07001969 command->mStatus = AudioSystem::setParameters(data->mIO, data->mKeyValuePairs);
Andy Hungfe726a62018-09-27 15:17:25 -07001970 mLock.lock();
Glenn Kastene53b9ea2012-03-12 16:29:55 -07001971 }break;
Mathias Agopian65ab4712010-07-14 17:59:35 -07001972 case SET_VOICE_VOLUME: {
Eric Laurent0ede8922014-05-09 18:04:42 -07001973 VoiceVolumeData *data = (VoiceVolumeData *)command->mParam.get();
Steve Block3856b092011-10-20 11:56:00 +01001974 ALOGV("AudioCommandThread() processing set voice volume volume %f",
Eric Laurentde070132010-07-13 04:45:46 -07001975 data->mVolume);
Andy Hungfe726a62018-09-27 15:17:25 -07001976 mLock.unlock();
Mathias Agopian65ab4712010-07-14 17:59:35 -07001977 command->mStatus = AudioSystem::setVoiceVolume(data->mVolume);
Andy Hungfe726a62018-09-27 15:17:25 -07001978 mLock.lock();
Mathias Agopian65ab4712010-07-14 17:59:35 -07001979 }break;
Eric Laurentbfb1b832013-01-07 09:53:42 -08001980 case STOP_OUTPUT: {
Eric Laurent0ede8922014-05-09 18:04:42 -07001981 StopOutputData *data = (StopOutputData *)command->mParam.get();
Eric Laurentd7fe0862018-07-14 16:48:01 -07001982 ALOGV("AudioCommandThread() processing stop output portId %d",
1983 data->mPortId);
Eric Laurent59a89232014-06-08 14:14:17 -07001984 svc = mService.promote();
Eric Laurentbfb1b832013-01-07 09:53:42 -08001985 if (svc == 0) {
1986 break;
1987 }
1988 mLock.unlock();
Eric Laurentd7fe0862018-07-14 16:48:01 -07001989 svc->doStopOutput(data->mPortId);
Eric Laurentbfb1b832013-01-07 09:53:42 -08001990 mLock.lock();
Eric Laurentbfb1b832013-01-07 09:53:42 -08001991 }break;
1992 case RELEASE_OUTPUT: {
Eric Laurent0ede8922014-05-09 18:04:42 -07001993 ReleaseOutputData *data = (ReleaseOutputData *)command->mParam.get();
Eric Laurentd7fe0862018-07-14 16:48:01 -07001994 ALOGV("AudioCommandThread() processing release output portId %d",
1995 data->mPortId);
Eric Laurent59a89232014-06-08 14:14:17 -07001996 svc = mService.promote();
Eric Laurentbfb1b832013-01-07 09:53:42 -08001997 if (svc == 0) {
1998 break;
1999 }
2000 mLock.unlock();
Eric Laurentd7fe0862018-07-14 16:48:01 -07002001 svc->doReleaseOutput(data->mPortId);
Eric Laurentbfb1b832013-01-07 09:53:42 -08002002 mLock.lock();
Eric Laurentbfb1b832013-01-07 09:53:42 -08002003 }break;
Eric Laurent951f4552014-05-20 10:48:17 -07002004 case CREATE_AUDIO_PATCH: {
2005 CreateAudioPatchData *data = (CreateAudioPatchData *)command->mParam.get();
2006 ALOGV("AudioCommandThread() processing create audio patch");
2007 sp<IAudioFlinger> af = AudioSystem::get_audio_flinger();
2008 if (af == 0) {
2009 command->mStatus = PERMISSION_DENIED;
2010 } else {
Andy Hungfe726a62018-09-27 15:17:25 -07002011 mLock.unlock();
Eric Laurent951f4552014-05-20 10:48:17 -07002012 command->mStatus = af->createAudioPatch(&data->mPatch, &data->mHandle);
Andy Hungfe726a62018-09-27 15:17:25 -07002013 mLock.lock();
Eric Laurent951f4552014-05-20 10:48:17 -07002014 }
2015 } break;
2016 case RELEASE_AUDIO_PATCH: {
2017 ReleaseAudioPatchData *data = (ReleaseAudioPatchData *)command->mParam.get();
2018 ALOGV("AudioCommandThread() processing release audio patch");
2019 sp<IAudioFlinger> af = AudioSystem::get_audio_flinger();
2020 if (af == 0) {
2021 command->mStatus = PERMISSION_DENIED;
2022 } else {
Andy Hungfe726a62018-09-27 15:17:25 -07002023 mLock.unlock();
Eric Laurent951f4552014-05-20 10:48:17 -07002024 command->mStatus = af->releaseAudioPatch(data->mHandle);
Andy Hungfe726a62018-09-27 15:17:25 -07002025 mLock.lock();
Eric Laurent951f4552014-05-20 10:48:17 -07002026 }
2027 } break;
Eric Laurentb52c1522014-05-20 11:27:36 -07002028 case UPDATE_AUDIOPORT_LIST: {
2029 ALOGV("AudioCommandThread() processing update audio port list");
Eric Laurent59a89232014-06-08 14:14:17 -07002030 svc = mService.promote();
Eric Laurentb52c1522014-05-20 11:27:36 -07002031 if (svc == 0) {
2032 break;
2033 }
2034 mLock.unlock();
2035 svc->doOnAudioPortListUpdate();
2036 mLock.lock();
2037 }break;
2038 case UPDATE_AUDIOPATCH_LIST: {
2039 ALOGV("AudioCommandThread() processing update audio patch list");
Eric Laurent59a89232014-06-08 14:14:17 -07002040 svc = mService.promote();
Eric Laurentb52c1522014-05-20 11:27:36 -07002041 if (svc == 0) {
2042 break;
2043 }
2044 mLock.unlock();
2045 svc->doOnAudioPatchListUpdate();
2046 mLock.lock();
2047 }break;
François Gaffiecfe17322018-11-07 13:41:29 +01002048 case CHANGED_AUDIOVOLUMEGROUP: {
2049 AudioVolumeGroupData *data =
2050 static_cast<AudioVolumeGroupData *>(command->mParam.get());
2051 ALOGV("AudioCommandThread() processing update audio volume group");
2052 svc = mService.promote();
2053 if (svc == 0) {
2054 break;
2055 }
2056 mLock.unlock();
2057 svc->doOnAudioVolumeGroupChanged(data->mGroup, data->mFlags);
2058 mLock.lock();
2059 }break;
Eric Laurente1715a42014-05-20 11:30:42 -07002060 case SET_AUDIOPORT_CONFIG: {
2061 SetAudioPortConfigData *data = (SetAudioPortConfigData *)command->mParam.get();
2062 ALOGV("AudioCommandThread() processing set port config");
2063 sp<IAudioFlinger> af = AudioSystem::get_audio_flinger();
2064 if (af == 0) {
2065 command->mStatus = PERMISSION_DENIED;
2066 } else {
Andy Hungfe726a62018-09-27 15:17:25 -07002067 mLock.unlock();
Eric Laurente1715a42014-05-20 11:30:42 -07002068 command->mStatus = af->setAudioPortConfig(&data->mConfig);
Andy Hungfe726a62018-09-27 15:17:25 -07002069 mLock.lock();
Eric Laurente1715a42014-05-20 11:30:42 -07002070 }
2071 } break;
Jean-Michel Trivide801052015-04-14 19:10:14 -07002072 case DYN_POLICY_MIX_STATE_UPDATE: {
2073 DynPolicyMixStateUpdateData *data =
2074 (DynPolicyMixStateUpdateData *)command->mParam.get();
Jean-Michel Trivide801052015-04-14 19:10:14 -07002075 ALOGV("AudioCommandThread() processing dyn policy mix state update %s %d",
2076 data->mRegId.string(), data->mState);
2077 svc = mService.promote();
2078 if (svc == 0) {
2079 break;
2080 }
2081 mLock.unlock();
2082 svc->doOnDynamicPolicyMixStateUpdate(data->mRegId, data->mState);
2083 mLock.lock();
2084 } break;
Jean-Michel Trivi2f4fe9f2015-12-04 16:20:59 -08002085 case RECORDING_CONFIGURATION_UPDATE: {
2086 RecordingConfigurationUpdateData *data =
2087 (RecordingConfigurationUpdateData *)command->mParam.get();
2088 ALOGV("AudioCommandThread() processing recording configuration update");
2089 svc = mService.promote();
2090 if (svc == 0) {
2091 break;
2092 }
2093 mLock.unlock();
Jean-Michel Triviac4e4292016-12-22 11:39:31 -08002094 svc->doOnRecordingConfigurationUpdate(data->mEvent, &data->mClientInfo,
Eric Laurenta9f86652018-11-28 17:23:11 -08002095 &data->mClientConfig, data->mClientEffects,
2096 &data->mDeviceConfig, data->mEffects,
2097 data->mPatchHandle, data->mSource);
Jean-Michel Trivi2f4fe9f2015-12-04 16:20:59 -08002098 mLock.lock();
2099 } break;
Eric Laurentb20cf7d2019-04-05 19:37:34 -07002100 case SET_EFFECT_SUSPENDED: {
2101 SetEffectSuspendedData *data = (SetEffectSuspendedData *)command->mParam.get();
2102 ALOGV("AudioCommandThread() processing set effect suspended");
2103 sp<IAudioFlinger> af = AudioSystem::get_audio_flinger();
2104 if (af != 0) {
2105 mLock.unlock();
2106 af->setEffectSuspended(data->mEffectId, data->mSessionId, data->mSuspended);
2107 mLock.lock();
2108 }
2109 } break;
Mikhail Naganov88b30d22020-03-09 19:43:13 +00002110 case AUDIO_MODULES_UPDATE: {
2111 ALOGV("AudioCommandThread() processing audio modules update");
2112 svc = mService.promote();
2113 if (svc == 0) {
2114 break;
2115 }
2116 mLock.unlock();
2117 svc->doOnNewAudioModulesAvailable();
2118 mLock.lock();
2119 } break;
Jean-Michel Trivi9a6b9ad2020-10-22 16:46:43 -07002120 case ROUTING_UPDATED: {
2121 ALOGV("AudioCommandThread() processing routing update");
2122 svc = mService.promote();
2123 if (svc == 0) {
2124 break;
2125 }
2126 mLock.unlock();
2127 svc->doOnRoutingUpdated();
2128 mLock.lock();
2129 } break;
Eric Laurentb20cf7d2019-04-05 19:37:34 -07002130
Eric Laurented726cc2021-07-01 14:26:41 +02002131 case UPDATE_UID_STATES: {
2132 ALOGV("AudioCommandThread() processing updateUID states");
2133 svc = mService.promote();
2134 if (svc == 0) {
2135 break;
2136 }
2137 mLock.unlock();
2138 svc->updateUidStates();
2139 mLock.lock();
2140 } break;
2141
Eric Laurent15903592022-02-24 20:44:36 +01002142 case CHECK_SPATIALIZER_OUTPUT: {
2143 ALOGV("AudioCommandThread() processing check spatializer");
Eric Laurent81dd0f52021-07-05 11:54:40 +02002144 svc = mService.promote();
2145 if (svc == 0) {
2146 break;
2147 }
2148 mLock.unlock();
2149 svc->doOnCheckSpatializer();
2150 mLock.lock();
2151 } break;
2152
Eric Laurent15903592022-02-24 20:44:36 +01002153 case UPDATE_ACTIVE_SPATIALIZER_TRACKS: {
2154 ALOGV("AudioCommandThread() processing update spatializer tracks");
2155 svc = mService.promote();
2156 if (svc == 0) {
2157 break;
2158 }
2159 mLock.unlock();
2160 svc->doOnUpdateActiveSpatializerTracks();
2161 mLock.lock();
2162 } break;
2163
Mathias Agopian65ab4712010-07-14 17:59:35 -07002164 default:
Steve Block5ff1dd52012-01-05 23:22:43 +00002165 ALOGW("AudioCommandThread() unknown command %d", command->mCommand);
Mathias Agopian65ab4712010-07-14 17:59:35 -07002166 }
Eric Laurent0ede8922014-05-09 18:04:42 -07002167 {
2168 Mutex::Autolock _l(command->mLock);
2169 if (command->mWaitStatus) {
2170 command->mWaitStatus = false;
2171 command->mCond.signal();
2172 }
2173 }
Eric Laurentd7eda8d2016-02-02 17:18:39 -08002174 waitTime = -1;
Zach Janga754b4f2015-10-27 01:29:34 +00002175 // release mLock before releasing strong reference on the service as
2176 // AudioPolicyService destructor calls AudioCommandThread::exit() which
2177 // acquires mLock.
2178 mLock.unlock();
2179 svc.clear();
2180 mLock.lock();
Mathias Agopian65ab4712010-07-14 17:59:35 -07002181 } else {
2182 waitTime = mAudioCommands[0]->mTime - curTime;
2183 break;
2184 }
2185 }
Zach Janga754b4f2015-10-27 01:29:34 +00002186
Ytai Ben-Tsvi6958b022022-04-26 15:45:53 -07002187 // release delayed commands wake lock as many times as we made the queue is
2188 // empty during popping.
2189 while (numTimesBecameEmpty--) {
Ricardo Garcia05f2fdc2014-07-24 15:48:24 -07002190 release_wake_lock(mName.string());
Zach Janga754b4f2015-10-27 01:29:34 +00002191 }
2192
2193 // At this stage we have either an empty command queue or the first command in the queue
2194 // has a finite delay. So unless we are exiting it is safe to wait.
2195 if (!exitPending()) {
Eric Laurent59a89232014-06-08 14:14:17 -07002196 ALOGV("AudioCommandThread() going to sleep");
Eric Laurentd7eda8d2016-02-02 17:18:39 -08002197 if (waitTime == -1) {
2198 mWaitWorkCV.wait(mLock);
2199 } else {
2200 mWaitWorkCV.waitRelative(mLock, waitTime);
2201 }
Eric Laurent59a89232014-06-08 14:14:17 -07002202 }
Mathias Agopian65ab4712010-07-14 17:59:35 -07002203 }
Ricardo Garcia05f2fdc2014-07-24 15:48:24 -07002204 // release delayed commands wake lock before quitting
2205 if (!mAudioCommands.isEmpty()) {
2206 release_wake_lock(mName.string());
2207 }
Mathias Agopian65ab4712010-07-14 17:59:35 -07002208 mLock.unlock();
2209 return false;
2210}
2211
2212status_t AudioPolicyService::AudioCommandThread::dump(int fd)
2213{
2214 const size_t SIZE = 256;
2215 char buffer[SIZE];
2216 String8 result;
2217
Mikhail Naganov12b716c2020-04-30 22:37:43 +00002218 const bool locked = dumpTryLock(mLock);
Mathias Agopian65ab4712010-07-14 17:59:35 -07002219 if (!locked) {
2220 String8 result2(kCmdDeadlockedString);
2221 write(fd, result2.string(), result2.size());
2222 }
2223
2224 snprintf(buffer, SIZE, "- Commands:\n");
2225 result = String8(buffer);
2226 result.append(" Command Time Wait pParam\n");
Glenn Kasten8d6a2442012-02-08 14:04:28 -08002227 for (size_t i = 0; i < mAudioCommands.size(); i++) {
Mathias Agopian65ab4712010-07-14 17:59:35 -07002228 mAudioCommands[i]->dump(buffer, SIZE);
2229 result.append(buffer);
2230 }
2231 result.append(" Last Command\n");
Eric Laurent0ede8922014-05-09 18:04:42 -07002232 if (mLastCommand != 0) {
2233 mLastCommand->dump(buffer, SIZE);
2234 result.append(buffer);
2235 } else {
2236 result.append(" none\n");
2237 }
Mathias Agopian65ab4712010-07-14 17:59:35 -07002238
2239 write(fd, result.string(), result.size());
2240
Mikhail Naganov12b716c2020-04-30 22:37:43 +00002241 dumpReleaseLock(mLock, locked);
Mathias Agopian65ab4712010-07-14 17:59:35 -07002242
2243 return NO_ERROR;
2244}
2245
Glenn Kastenfff6d712012-01-12 16:38:12 -08002246status_t AudioPolicyService::AudioCommandThread::volumeCommand(audio_stream_type_t stream,
Eric Laurentde070132010-07-13 04:45:46 -07002247 float volume,
Glenn Kasten72ef00d2012-01-17 11:09:42 -08002248 audio_io_handle_t output,
Eric Laurentde070132010-07-13 04:45:46 -07002249 int delayMs)
Mathias Agopian65ab4712010-07-14 17:59:35 -07002250{
Eric Laurent0ede8922014-05-09 18:04:42 -07002251 sp<AudioCommand> command = new AudioCommand();
Mathias Agopian65ab4712010-07-14 17:59:35 -07002252 command->mCommand = SET_VOLUME;
Eric Laurent0ede8922014-05-09 18:04:42 -07002253 sp<VolumeData> data = new VolumeData();
Mathias Agopian65ab4712010-07-14 17:59:35 -07002254 data->mStream = stream;
2255 data->mVolume = volume;
2256 data->mIO = output;
2257 command->mParam = data;
Eric Laurent0ede8922014-05-09 18:04:42 -07002258 command->mWaitStatus = true;
Steve Block3856b092011-10-20 11:56:00 +01002259 ALOGV("AudioCommandThread() adding set volume stream %d, volume %f, output %d",
Eric Laurentde070132010-07-13 04:45:46 -07002260 stream, volume, output);
Eric Laurent0ede8922014-05-09 18:04:42 -07002261 return sendCommand(command, delayMs);
Mathias Agopian65ab4712010-07-14 17:59:35 -07002262}
2263
Glenn Kasten72ef00d2012-01-17 11:09:42 -08002264status_t AudioPolicyService::AudioCommandThread::parametersCommand(audio_io_handle_t ioHandle,
Dima Zavinfce7a472011-04-19 22:30:36 -07002265 const char *keyValuePairs,
Eric Laurentde070132010-07-13 04:45:46 -07002266 int delayMs)
Mathias Agopian65ab4712010-07-14 17:59:35 -07002267{
Eric Laurent0ede8922014-05-09 18:04:42 -07002268 sp<AudioCommand> command = new AudioCommand();
Mathias Agopian65ab4712010-07-14 17:59:35 -07002269 command->mCommand = SET_PARAMETERS;
Eric Laurent0ede8922014-05-09 18:04:42 -07002270 sp<ParametersData> data = new ParametersData();
Mathias Agopian65ab4712010-07-14 17:59:35 -07002271 data->mIO = ioHandle;
Dima Zavinfce7a472011-04-19 22:30:36 -07002272 data->mKeyValuePairs = String8(keyValuePairs);
Mathias Agopian65ab4712010-07-14 17:59:35 -07002273 command->mParam = data;
Eric Laurent0ede8922014-05-09 18:04:42 -07002274 command->mWaitStatus = true;
Steve Block3856b092011-10-20 11:56:00 +01002275 ALOGV("AudioCommandThread() adding set parameter string %s, io %d ,delay %d",
Dima Zavinfce7a472011-04-19 22:30:36 -07002276 keyValuePairs, ioHandle, delayMs);
Eric Laurent0ede8922014-05-09 18:04:42 -07002277 return sendCommand(command, delayMs);
Mathias Agopian65ab4712010-07-14 17:59:35 -07002278}
2279
2280status_t AudioPolicyService::AudioCommandThread::voiceVolumeCommand(float volume, int delayMs)
2281{
Eric Laurent0ede8922014-05-09 18:04:42 -07002282 sp<AudioCommand> command = new AudioCommand();
Mathias Agopian65ab4712010-07-14 17:59:35 -07002283 command->mCommand = SET_VOICE_VOLUME;
Eric Laurent0ede8922014-05-09 18:04:42 -07002284 sp<VoiceVolumeData> data = new VoiceVolumeData();
Mathias Agopian65ab4712010-07-14 17:59:35 -07002285 data->mVolume = volume;
2286 command->mParam = data;
Eric Laurent0ede8922014-05-09 18:04:42 -07002287 command->mWaitStatus = true;
Steve Block3856b092011-10-20 11:56:00 +01002288 ALOGV("AudioCommandThread() adding set voice volume volume %f", volume);
Eric Laurent0ede8922014-05-09 18:04:42 -07002289 return sendCommand(command, delayMs);
Mathias Agopian65ab4712010-07-14 17:59:35 -07002290}
2291
Eric Laurentb20cf7d2019-04-05 19:37:34 -07002292void AudioPolicyService::AudioCommandThread::setEffectSuspendedCommand(int effectId,
2293 audio_session_t sessionId,
2294 bool suspended)
2295{
2296 sp<AudioCommand> command = new AudioCommand();
2297 command->mCommand = SET_EFFECT_SUSPENDED;
2298 sp<SetEffectSuspendedData> data = new SetEffectSuspendedData();
2299 data->mEffectId = effectId;
2300 data->mSessionId = sessionId;
2301 data->mSuspended = suspended;
2302 command->mParam = data;
2303 ALOGV("AudioCommandThread() adding set suspended effectId %d sessionId %d suspended %d",
2304 effectId, sessionId, suspended);
2305 sendCommand(command);
2306}
2307
2308
Eric Laurentd7fe0862018-07-14 16:48:01 -07002309void AudioPolicyService::AudioCommandThread::stopOutputCommand(audio_port_handle_t portId)
Eric Laurentbfb1b832013-01-07 09:53:42 -08002310{
Eric Laurent0ede8922014-05-09 18:04:42 -07002311 sp<AudioCommand> command = new AudioCommand();
Eric Laurentbfb1b832013-01-07 09:53:42 -08002312 command->mCommand = STOP_OUTPUT;
Eric Laurent0ede8922014-05-09 18:04:42 -07002313 sp<StopOutputData> data = new StopOutputData();
Eric Laurentd7fe0862018-07-14 16:48:01 -07002314 data->mPortId = portId;
Jesper Tragardh48412dc2014-03-24 14:12:43 +01002315 command->mParam = data;
Eric Laurentd7fe0862018-07-14 16:48:01 -07002316 ALOGV("AudioCommandThread() adding stop output portId %d", portId);
Eric Laurent0ede8922014-05-09 18:04:42 -07002317 sendCommand(command);
Eric Laurentbfb1b832013-01-07 09:53:42 -08002318}
2319
Eric Laurentd7fe0862018-07-14 16:48:01 -07002320void AudioPolicyService::AudioCommandThread::releaseOutputCommand(audio_port_handle_t portId)
Eric Laurentbfb1b832013-01-07 09:53:42 -08002321{
Eric Laurent0ede8922014-05-09 18:04:42 -07002322 sp<AudioCommand> command = new AudioCommand();
Eric Laurentbfb1b832013-01-07 09:53:42 -08002323 command->mCommand = RELEASE_OUTPUT;
Eric Laurent0ede8922014-05-09 18:04:42 -07002324 sp<ReleaseOutputData> data = new ReleaseOutputData();
Eric Laurentd7fe0862018-07-14 16:48:01 -07002325 data->mPortId = portId;
Jesper Tragardh48412dc2014-03-24 14:12:43 +01002326 command->mParam = data;
Eric Laurentd7fe0862018-07-14 16:48:01 -07002327 ALOGV("AudioCommandThread() adding release output portId %d", portId);
Eric Laurent0ede8922014-05-09 18:04:42 -07002328 sendCommand(command);
2329}
2330
Eric Laurent951f4552014-05-20 10:48:17 -07002331status_t AudioPolicyService::AudioCommandThread::createAudioPatchCommand(
2332 const struct audio_patch *patch,
2333 audio_patch_handle_t *handle,
2334 int delayMs)
2335{
2336 status_t status = NO_ERROR;
2337
2338 sp<AudioCommand> command = new AudioCommand();
2339 command->mCommand = CREATE_AUDIO_PATCH;
2340 CreateAudioPatchData *data = new CreateAudioPatchData();
2341 data->mPatch = *patch;
2342 data->mHandle = *handle;
2343 command->mParam = data;
2344 command->mWaitStatus = true;
2345 ALOGV("AudioCommandThread() adding create patch delay %d", delayMs);
2346 status = sendCommand(command, delayMs);
2347 if (status == NO_ERROR) {
2348 *handle = data->mHandle;
2349 }
2350 return status;
2351}
2352
2353status_t AudioPolicyService::AudioCommandThread::releaseAudioPatchCommand(audio_patch_handle_t handle,
2354 int delayMs)
2355{
2356 sp<AudioCommand> command = new AudioCommand();
2357 command->mCommand = RELEASE_AUDIO_PATCH;
2358 ReleaseAudioPatchData *data = new ReleaseAudioPatchData();
2359 data->mHandle = handle;
2360 command->mParam = data;
2361 command->mWaitStatus = true;
2362 ALOGV("AudioCommandThread() adding release patch delay %d", delayMs);
2363 return sendCommand(command, delayMs);
2364}
2365
Eric Laurentb52c1522014-05-20 11:27:36 -07002366void AudioPolicyService::AudioCommandThread::updateAudioPortListCommand()
2367{
2368 sp<AudioCommand> command = new AudioCommand();
2369 command->mCommand = UPDATE_AUDIOPORT_LIST;
2370 ALOGV("AudioCommandThread() adding update audio port list");
2371 sendCommand(command);
2372}
2373
Eric Laurented726cc2021-07-01 14:26:41 +02002374void AudioPolicyService::AudioCommandThread::updateUidStatesCommand()
2375{
2376 sp<AudioCommand> command = new AudioCommand();
2377 command->mCommand = UPDATE_UID_STATES;
2378 ALOGV("AudioCommandThread() adding update UID states");
2379 sendCommand(command);
2380}
2381
Eric Laurentb52c1522014-05-20 11:27:36 -07002382void AudioPolicyService::AudioCommandThread::updateAudioPatchListCommand()
2383{
2384 sp<AudioCommand>command = new AudioCommand();
2385 command->mCommand = UPDATE_AUDIOPATCH_LIST;
2386 ALOGV("AudioCommandThread() adding update audio patch list");
2387 sendCommand(command);
2388}
2389
François Gaffiecfe17322018-11-07 13:41:29 +01002390void AudioPolicyService::AudioCommandThread::changeAudioVolumeGroupCommand(volume_group_t group,
2391 int flags)
2392{
2393 sp<AudioCommand>command = new AudioCommand();
2394 command->mCommand = CHANGED_AUDIOVOLUMEGROUP;
2395 AudioVolumeGroupData *data= new AudioVolumeGroupData();
2396 data->mGroup = group;
2397 data->mFlags = flags;
2398 command->mParam = data;
2399 ALOGV("AudioCommandThread() adding audio volume group changed");
2400 sendCommand(command);
2401}
2402
Eric Laurente1715a42014-05-20 11:30:42 -07002403status_t AudioPolicyService::AudioCommandThread::setAudioPortConfigCommand(
2404 const struct audio_port_config *config, int delayMs)
2405{
2406 sp<AudioCommand> command = new AudioCommand();
2407 command->mCommand = SET_AUDIOPORT_CONFIG;
2408 SetAudioPortConfigData *data = new SetAudioPortConfigData();
2409 data->mConfig = *config;
2410 command->mParam = data;
2411 command->mWaitStatus = true;
2412 ALOGV("AudioCommandThread() adding set port config delay %d", delayMs);
2413 return sendCommand(command, delayMs);
2414}
2415
Jean-Michel Trivide801052015-04-14 19:10:14 -07002416void AudioPolicyService::AudioCommandThread::dynamicPolicyMixStateUpdateCommand(
Chih-Hung Hsiehe964d4e2016-08-09 14:31:32 -07002417 const String8& regId, int32_t state)
Jean-Michel Trivide801052015-04-14 19:10:14 -07002418{
2419 sp<AudioCommand> command = new AudioCommand();
2420 command->mCommand = DYN_POLICY_MIX_STATE_UPDATE;
2421 DynPolicyMixStateUpdateData *data = new DynPolicyMixStateUpdateData();
2422 data->mRegId = regId;
2423 data->mState = state;
2424 command->mParam = data;
2425 ALOGV("AudioCommandThread() sending dynamic policy mix (id=%s) state update to %d",
2426 regId.string(), state);
2427 sendCommand(command);
2428}
2429
Jean-Michel Trivi2f4fe9f2015-12-04 16:20:59 -08002430void AudioPolicyService::AudioCommandThread::recordingConfigurationUpdateCommand(
Eric Laurenta9f86652018-11-28 17:23:11 -08002431 int event,
2432 const record_client_info_t *clientInfo,
2433 const audio_config_base_t *clientConfig,
2434 std::vector<effect_descriptor_t> clientEffects,
2435 const audio_config_base_t *deviceConfig,
2436 std::vector<effect_descriptor_t> effects,
2437 audio_patch_handle_t patchHandle,
2438 audio_source_t source)
Jean-Michel Trivi2f4fe9f2015-12-04 16:20:59 -08002439{
2440 sp<AudioCommand>command = new AudioCommand();
2441 command->mCommand = RECORDING_CONFIGURATION_UPDATE;
2442 RecordingConfigurationUpdateData *data = new RecordingConfigurationUpdateData();
2443 data->mEvent = event;
Jean-Michel Triviac4e4292016-12-22 11:39:31 -08002444 data->mClientInfo = *clientInfo;
Jean-Michel Trivi7281aa92016-02-17 15:33:40 -08002445 data->mClientConfig = *clientConfig;
Eric Laurenta9f86652018-11-28 17:23:11 -08002446 data->mClientEffects = clientEffects;
Jean-Michel Trivi7281aa92016-02-17 15:33:40 -08002447 data->mDeviceConfig = *deviceConfig;
Eric Laurenta9f86652018-11-28 17:23:11 -08002448 data->mEffects = effects;
Jean-Michel Trivi8c7cf3b2016-02-25 17:08:24 -08002449 data->mPatchHandle = patchHandle;
Eric Laurenta9f86652018-11-28 17:23:11 -08002450 data->mSource = source;
Jean-Michel Trivi2f4fe9f2015-12-04 16:20:59 -08002451 command->mParam = data;
Jean-Michel Triviac4e4292016-12-22 11:39:31 -08002452 ALOGV("AudioCommandThread() adding recording configuration update event %d, source %d uid %u",
2453 event, clientInfo->source, clientInfo->uid);
Jean-Michel Trivi2f4fe9f2015-12-04 16:20:59 -08002454 sendCommand(command);
2455}
2456
Mikhail Naganov88b30d22020-03-09 19:43:13 +00002457void AudioPolicyService::AudioCommandThread::audioModulesUpdateCommand()
2458{
2459 sp<AudioCommand> command = new AudioCommand();
2460 command->mCommand = AUDIO_MODULES_UPDATE;
2461 sendCommand(command);
2462}
2463
Jean-Michel Trivi9a6b9ad2020-10-22 16:46:43 -07002464void AudioPolicyService::AudioCommandThread::routingChangedCommand()
2465{
2466 sp<AudioCommand>command = new AudioCommand();
2467 command->mCommand = ROUTING_UPDATED;
2468 ALOGV("AudioCommandThread() adding routing update");
2469 sendCommand(command);
2470}
2471
Eric Laurent81dd0f52021-07-05 11:54:40 +02002472void AudioPolicyService::AudioCommandThread::checkSpatializerCommand()
2473{
2474 sp<AudioCommand>command = new AudioCommand();
Eric Laurent15903592022-02-24 20:44:36 +01002475 command->mCommand = CHECK_SPATIALIZER_OUTPUT;
Eric Laurent81dd0f52021-07-05 11:54:40 +02002476 ALOGV("AudioCommandThread() adding check spatializer");
2477 sendCommand(command);
2478}
2479
Eric Laurent15903592022-02-24 20:44:36 +01002480void AudioPolicyService::AudioCommandThread::updateActiveSpatializerTracksCommand()
2481{
2482 sp<AudioCommand>command = new AudioCommand();
2483 command->mCommand = UPDATE_ACTIVE_SPATIALIZER_TRACKS;
2484 ALOGV("AudioCommandThread() adding update active spatializer tracks");
2485 sendCommand(command);
2486}
2487
Eric Laurent0ede8922014-05-09 18:04:42 -07002488status_t AudioPolicyService::AudioCommandThread::sendCommand(sp<AudioCommand>& command, int delayMs)
2489{
2490 {
2491 Mutex::Autolock _l(mLock);
2492 insertCommand_l(command, delayMs);
2493 mWaitWorkCV.signal();
2494 }
2495 Mutex::Autolock _l(command->mLock);
2496 while (command->mWaitStatus) {
2497 nsecs_t timeOutNs = kAudioCommandTimeoutNs + milliseconds(delayMs);
2498 if (command->mCond.waitRelative(command->mLock, timeOutNs) != NO_ERROR) {
2499 command->mStatus = TIMED_OUT;
2500 command->mWaitStatus = false;
2501 }
2502 }
2503 return command->mStatus;
Eric Laurentbfb1b832013-01-07 09:53:42 -08002504}
2505
Mathias Agopian65ab4712010-07-14 17:59:35 -07002506// insertCommand_l() must be called with mLock held
Eric Laurent0ede8922014-05-09 18:04:42 -07002507void AudioPolicyService::AudioCommandThread::insertCommand_l(sp<AudioCommand>& command, int delayMs)
Mathias Agopian65ab4712010-07-14 17:59:35 -07002508{
Glenn Kasten8d6a2442012-02-08 14:04:28 -08002509 ssize_t i; // not size_t because i will count down to -1
Eric Laurent0ede8922014-05-09 18:04:42 -07002510 Vector < sp<AudioCommand> > removedCommands;
Mathias Agopian65ab4712010-07-14 17:59:35 -07002511 command->mTime = systemTime() + milliseconds(delayMs);
2512
2513 // acquire wake lock to make sure delayed commands are processed
Eric Laurentbfb1b832013-01-07 09:53:42 -08002514 if (mAudioCommands.isEmpty()) {
Mathias Agopian65ab4712010-07-14 17:59:35 -07002515 acquire_wake_lock(PARTIAL_WAKE_LOCK, mName.string());
2516 }
2517
2518 // check same pending commands with later time stamps and eliminate them
Ivan Lozano5ff158f2017-10-30 09:06:24 -07002519 for (i = (ssize_t)mAudioCommands.size()-1; i >= 0; i--) {
Eric Laurent0ede8922014-05-09 18:04:42 -07002520 sp<AudioCommand> command2 = mAudioCommands[i];
Mathias Agopian65ab4712010-07-14 17:59:35 -07002521 // commands are sorted by increasing time stamp: no need to scan the rest of mAudioCommands
2522 if (command2->mTime <= command->mTime) break;
Eric Laurente45b48a2014-09-04 16:40:57 -07002523
2524 // create audio patch or release audio patch commands are equivalent
2525 // with regard to filtering
2526 if ((command->mCommand == CREATE_AUDIO_PATCH) ||
2527 (command->mCommand == RELEASE_AUDIO_PATCH)) {
2528 if ((command2->mCommand != CREATE_AUDIO_PATCH) &&
2529 (command2->mCommand != RELEASE_AUDIO_PATCH)) {
2530 continue;
2531 }
2532 } else if (command2->mCommand != command->mCommand) continue;
Mathias Agopian65ab4712010-07-14 17:59:35 -07002533
2534 switch (command->mCommand) {
2535 case SET_PARAMETERS: {
Eric Laurent0ede8922014-05-09 18:04:42 -07002536 ParametersData *data = (ParametersData *)command->mParam.get();
2537 ParametersData *data2 = (ParametersData *)command2->mParam.get();
Mathias Agopian65ab4712010-07-14 17:59:35 -07002538 if (data->mIO != data2->mIO) break;
Steve Block3856b092011-10-20 11:56:00 +01002539 ALOGV("Comparing parameter command %s to new command %s",
Eric Laurentde070132010-07-13 04:45:46 -07002540 data2->mKeyValuePairs.string(), data->mKeyValuePairs.string());
Mathias Agopian65ab4712010-07-14 17:59:35 -07002541 AudioParameter param = AudioParameter(data->mKeyValuePairs);
2542 AudioParameter param2 = AudioParameter(data2->mKeyValuePairs);
2543 for (size_t j = 0; j < param.size(); j++) {
Glenn Kastene53b9ea2012-03-12 16:29:55 -07002544 String8 key;
2545 String8 value;
2546 param.getAt(j, key, value);
2547 for (size_t k = 0; k < param2.size(); k++) {
2548 String8 key2;
2549 String8 value2;
2550 param2.getAt(k, key2, value2);
2551 if (key2 == key) {
2552 param2.remove(key2);
2553 ALOGV("Filtering out parameter %s", key2.string());
2554 break;
2555 }
2556 }
Mathias Agopian65ab4712010-07-14 17:59:35 -07002557 }
2558 // if all keys have been filtered out, remove the command.
2559 // otherwise, update the key value pairs
2560 if (param2.size() == 0) {
2561 removedCommands.add(command2);
2562 } else {
2563 data2->mKeyValuePairs = param2.toString();
2564 }
Eric Laurent21e54562013-09-23 12:08:05 -07002565 command->mTime = command2->mTime;
2566 // force delayMs to non 0 so that code below does not request to wait for
2567 // command status as the command is now delayed
2568 delayMs = 1;
Mathias Agopian65ab4712010-07-14 17:59:35 -07002569 } break;
2570
2571 case SET_VOLUME: {
Eric Laurent0ede8922014-05-09 18:04:42 -07002572 VolumeData *data = (VolumeData *)command->mParam.get();
2573 VolumeData *data2 = (VolumeData *)command2->mParam.get();
Mathias Agopian65ab4712010-07-14 17:59:35 -07002574 if (data->mIO != data2->mIO) break;
2575 if (data->mStream != data2->mStream) break;
Steve Block3856b092011-10-20 11:56:00 +01002576 ALOGV("Filtering out volume command on output %d for stream %d",
Eric Laurentde070132010-07-13 04:45:46 -07002577 data->mIO, data->mStream);
Mathias Agopian65ab4712010-07-14 17:59:35 -07002578 removedCommands.add(command2);
Eric Laurent21e54562013-09-23 12:08:05 -07002579 command->mTime = command2->mTime;
2580 // force delayMs to non 0 so that code below does not request to wait for
2581 // command status as the command is now delayed
2582 delayMs = 1;
Mathias Agopian65ab4712010-07-14 17:59:35 -07002583 } break;
Eric Laurente45b48a2014-09-04 16:40:57 -07002584
Eric Laurentbaf35fe2016-07-27 15:36:53 -07002585 case SET_VOICE_VOLUME: {
2586 VoiceVolumeData *data = (VoiceVolumeData *)command->mParam.get();
2587 VoiceVolumeData *data2 = (VoiceVolumeData *)command2->mParam.get();
2588 ALOGV("Filtering out voice volume command value %f replaced by %f",
2589 data2->mVolume, data->mVolume);
2590 removedCommands.add(command2);
2591 command->mTime = command2->mTime;
2592 // force delayMs to non 0 so that code below does not request to wait for
2593 // command status as the command is now delayed
2594 delayMs = 1;
2595 } break;
2596
Eric Laurente45b48a2014-09-04 16:40:57 -07002597 case CREATE_AUDIO_PATCH:
2598 case RELEASE_AUDIO_PATCH: {
2599 audio_patch_handle_t handle;
Haynes Mathew Georgea2d4a6d2014-10-13 13:05:22 -07002600 struct audio_patch patch;
Eric Laurente45b48a2014-09-04 16:40:57 -07002601 if (command->mCommand == CREATE_AUDIO_PATCH) {
2602 handle = ((CreateAudioPatchData *)command->mParam.get())->mHandle;
Haynes Mathew Georgea2d4a6d2014-10-13 13:05:22 -07002603 patch = ((CreateAudioPatchData *)command->mParam.get())->mPatch;
Eric Laurente45b48a2014-09-04 16:40:57 -07002604 } else {
2605 handle = ((ReleaseAudioPatchData *)command->mParam.get())->mHandle;
Mikhail Naganov7be71d22018-05-23 16:51:46 -07002606 memset(&patch, 0, sizeof(patch));
Eric Laurente45b48a2014-09-04 16:40:57 -07002607 }
2608 audio_patch_handle_t handle2;
Haynes Mathew Georgea2d4a6d2014-10-13 13:05:22 -07002609 struct audio_patch patch2;
Eric Laurente45b48a2014-09-04 16:40:57 -07002610 if (command2->mCommand == CREATE_AUDIO_PATCH) {
2611 handle2 = ((CreateAudioPatchData *)command2->mParam.get())->mHandle;
Haynes Mathew Georgea2d4a6d2014-10-13 13:05:22 -07002612 patch2 = ((CreateAudioPatchData *)command2->mParam.get())->mPatch;
Eric Laurente45b48a2014-09-04 16:40:57 -07002613 } else {
2614 handle2 = ((ReleaseAudioPatchData *)command2->mParam.get())->mHandle;
Glenn Kastenf60b6b62015-07-06 10:53:26 -07002615 memset(&patch2, 0, sizeof(patch2));
Eric Laurente45b48a2014-09-04 16:40:57 -07002616 }
2617 if (handle != handle2) break;
Haynes Mathew Georgea2d4a6d2014-10-13 13:05:22 -07002618 /* Filter CREATE_AUDIO_PATCH commands only when they are issued for
2619 same output. */
2620 if( (command->mCommand == CREATE_AUDIO_PATCH) &&
2621 (command2->mCommand == CREATE_AUDIO_PATCH) ) {
2622 bool isOutputDiff = false;
2623 if (patch.num_sources == patch2.num_sources) {
2624 for (unsigned count = 0; count < patch.num_sources; count++) {
2625 if (patch.sources[count].id != patch2.sources[count].id) {
2626 isOutputDiff = true;
2627 break;
2628 }
2629 }
2630 if (isOutputDiff)
2631 break;
2632 }
2633 }
Eric Laurente45b48a2014-09-04 16:40:57 -07002634 ALOGV("Filtering out %s audio patch command for handle %d",
2635 (command->mCommand == CREATE_AUDIO_PATCH) ? "create" : "release", handle);
2636 removedCommands.add(command2);
2637 command->mTime = command2->mTime;
2638 // force delayMs to non 0 so that code below does not request to wait for
2639 // command status as the command is now delayed
2640 delayMs = 1;
2641 } break;
2642
Jean-Michel Trivide801052015-04-14 19:10:14 -07002643 case DYN_POLICY_MIX_STATE_UPDATE: {
2644
2645 } break;
2646
Jean-Michel Trivi2f4fe9f2015-12-04 16:20:59 -08002647 case RECORDING_CONFIGURATION_UPDATE: {
2648
2649 } break;
2650
Jean-Michel Trivi9a6b9ad2020-10-22 16:46:43 -07002651 case ROUTING_UPDATED: {
2652
2653 } break;
2654
Mathias Agopian65ab4712010-07-14 17:59:35 -07002655 default:
2656 break;
2657 }
2658 }
2659
2660 // remove filtered commands
2661 for (size_t j = 0; j < removedCommands.size(); j++) {
2662 // removed commands always have time stamps greater than current command
2663 for (size_t k = i + 1; k < mAudioCommands.size(); k++) {
Eric Laurent0ede8922014-05-09 18:04:42 -07002664 if (mAudioCommands[k].get() == removedCommands[j].get()) {
Steve Block3856b092011-10-20 11:56:00 +01002665 ALOGV("suppressing command: %d", mAudioCommands[k]->mCommand);
Mathias Agopian65ab4712010-07-14 17:59:35 -07002666 mAudioCommands.removeAt(k);
2667 break;
2668 }
2669 }
2670 }
2671 removedCommands.clear();
2672
Eric Laurentaa79bef2015-01-15 14:33:51 -08002673 // Disable wait for status if delay is not 0.
2674 // Except for create audio patch command because the returned patch handle
2675 // is needed by audio policy manager
2676 if (delayMs != 0 && command->mCommand != CREATE_AUDIO_PATCH) {
Eric Laurentcec4abb2012-07-03 12:23:02 -07002677 command->mWaitStatus = false;
2678 }
Eric Laurentcec4abb2012-07-03 12:23:02 -07002679
Mathias Agopian65ab4712010-07-14 17:59:35 -07002680 // insert command at the right place according to its time stamp
Eric Laurent1e693b52014-07-09 15:03:28 -07002681 ALOGV("inserting command: %d at index %zd, num commands %zu",
2682 command->mCommand, i+1, mAudioCommands.size());
Mathias Agopian65ab4712010-07-14 17:59:35 -07002683 mAudioCommands.insertAt(command, i + 1);
2684}
2685
2686void AudioPolicyService::AudioCommandThread::exit()
2687{
Steve Block3856b092011-10-20 11:56:00 +01002688 ALOGV("AudioCommandThread::exit");
Mathias Agopian65ab4712010-07-14 17:59:35 -07002689 {
2690 AutoMutex _l(mLock);
2691 requestExit();
2692 mWaitWorkCV.signal();
2693 }
Zach Janga754b4f2015-10-27 01:29:34 +00002694 // Note that we can call it from the thread loop if all other references have been released
2695 // but it will safely return WOULD_BLOCK in this case
Mathias Agopian65ab4712010-07-14 17:59:35 -07002696 requestExitAndWait();
2697}
2698
2699void AudioPolicyService::AudioCommandThread::AudioCommand::dump(char* buffer, size_t size)
2700{
2701 snprintf(buffer, size, " %02d %06d.%03d %01u %p\n",
2702 mCommand,
2703 (int)ns2s(mTime),
2704 (int)ns2ms(mTime)%1000,
2705 mWaitStatus,
Eric Laurent0ede8922014-05-09 18:04:42 -07002706 mParam.get());
Mathias Agopian65ab4712010-07-14 17:59:35 -07002707}
2708
Dima Zavinfce7a472011-04-19 22:30:36 -07002709/******* helpers for the service_ops callbacks defined below *********/
2710void AudioPolicyService::setParameters(audio_io_handle_t ioHandle,
2711 const char *keyValuePairs,
2712 int delayMs)
2713{
Glenn Kasten72ef00d2012-01-17 11:09:42 -08002714 mAudioCommandThread->parametersCommand(ioHandle, keyValuePairs,
Dima Zavinfce7a472011-04-19 22:30:36 -07002715 delayMs);
2716}
2717
2718int AudioPolicyService::setStreamVolume(audio_stream_type_t stream,
2719 float volume,
2720 audio_io_handle_t output,
2721 int delayMs)
2722{
Glenn Kastenfff6d712012-01-12 16:38:12 -08002723 return (int)mAudioCommandThread->volumeCommand(stream, volume,
Glenn Kasten72ef00d2012-01-17 11:09:42 -08002724 output, delayMs);
Dima Zavinfce7a472011-04-19 22:30:36 -07002725}
2726
Dima Zavinfce7a472011-04-19 22:30:36 -07002727int AudioPolicyService::setVoiceVolume(float volume, int delayMs)
2728{
2729 return (int)mAudioCommandThread->voiceVolumeCommand(volume, delayMs);
2730}
2731
Eric Laurentb20cf7d2019-04-05 19:37:34 -07002732void AudioPolicyService::setEffectSuspended(int effectId,
2733 audio_session_t sessionId,
2734 bool suspended)
2735{
2736 mAudioCommandThread->setEffectSuspendedCommand(effectId, sessionId, suspended);
2737}
2738
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -08002739Status AudioPolicyService::onNewAudioModulesAvailable()
Mikhail Naganov88b30d22020-03-09 19:43:13 +00002740{
Mikhail Naganovd0e2c742020-03-25 15:59:59 -07002741 mOutputCommandThread->audioModulesUpdateCommand();
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -08002742 return Status::ok();
Mikhail Naganov88b30d22020-03-09 19:43:13 +00002743}
2744
Eric Laurentb20cf7d2019-04-05 19:37:34 -07002745
Dima Zavinfce7a472011-04-19 22:30:36 -07002746extern "C" {
Eric Laurent2d388ec2014-03-07 13:25:54 -08002747audio_module_handle_t aps_load_hw_module(void *service __unused,
2748 const char *name);
2749audio_io_handle_t aps_open_output(void *service __unused,
Eric Laurenta4c5a552012-03-29 10:12:40 -07002750 audio_devices_t *pDevices,
2751 uint32_t *pSamplingRate,
2752 audio_format_t *pFormat,
2753 audio_channel_mask_t *pChannelMask,
2754 uint32_t *pLatencyMs,
Eric Laurent2d388ec2014-03-07 13:25:54 -08002755 audio_output_flags_t flags);
Eric Laurenta4c5a552012-03-29 10:12:40 -07002756
Eric Laurent2d388ec2014-03-07 13:25:54 -08002757audio_io_handle_t aps_open_output_on_module(void *service __unused,
Eric Laurenta4c5a552012-03-29 10:12:40 -07002758 audio_module_handle_t module,
2759 audio_devices_t *pDevices,
2760 uint32_t *pSamplingRate,
2761 audio_format_t *pFormat,
2762 audio_channel_mask_t *pChannelMask,
2763 uint32_t *pLatencyMs,
Richard Fitzgeraldad3af332013-03-25 16:54:37 +00002764 audio_output_flags_t flags,
Eric Laurent2d388ec2014-03-07 13:25:54 -08002765 const audio_offload_info_t *offloadInfo);
2766audio_io_handle_t aps_open_dup_output(void *service __unused,
Dima Zavinfce7a472011-04-19 22:30:36 -07002767 audio_io_handle_t output1,
Eric Laurent2d388ec2014-03-07 13:25:54 -08002768 audio_io_handle_t output2);
2769int aps_close_output(void *service __unused, audio_io_handle_t output);
2770int aps_suspend_output(void *service __unused, audio_io_handle_t output);
2771int aps_restore_output(void *service __unused, audio_io_handle_t output);
2772audio_io_handle_t aps_open_input(void *service __unused,
Eric Laurenta4c5a552012-03-29 10:12:40 -07002773 audio_devices_t *pDevices,
2774 uint32_t *pSamplingRate,
2775 audio_format_t *pFormat,
2776 audio_channel_mask_t *pChannelMask,
Eric Laurent2d388ec2014-03-07 13:25:54 -08002777 audio_in_acoustics_t acoustics __unused);
2778audio_io_handle_t aps_open_input_on_module(void *service __unused,
Eric Laurenta4c5a552012-03-29 10:12:40 -07002779 audio_module_handle_t module,
2780 audio_devices_t *pDevices,
2781 uint32_t *pSamplingRate,
2782 audio_format_t *pFormat,
Eric Laurent2d388ec2014-03-07 13:25:54 -08002783 audio_channel_mask_t *pChannelMask);
2784int aps_close_input(void *service __unused, audio_io_handle_t input);
2785int aps_invalidate_stream(void *service __unused, audio_stream_type_t stream);
Glenn Kastend848eb42016-03-08 13:42:11 -08002786int aps_move_effects(void *service __unused, audio_session_t session,
Dima Zavinfce7a472011-04-19 22:30:36 -07002787 audio_io_handle_t src_output,
Eric Laurent2d388ec2014-03-07 13:25:54 -08002788 audio_io_handle_t dst_output);
2789char * aps_get_parameters(void *service __unused, audio_io_handle_t io_handle,
2790 const char *keys);
2791void aps_set_parameters(void *service, audio_io_handle_t io_handle,
2792 const char *kv_pairs, int delay_ms);
2793int aps_set_stream_volume(void *service, audio_stream_type_t stream,
Dima Zavinfce7a472011-04-19 22:30:36 -07002794 float volume, audio_io_handle_t output,
Eric Laurent2d388ec2014-03-07 13:25:54 -08002795 int delay_ms);
Eric Laurent2d388ec2014-03-07 13:25:54 -08002796int aps_set_voice_volume(void *service, float volume, int delay_ms);
2797};
Dima Zavinfce7a472011-04-19 22:30:36 -07002798
Mikhail Naganov1b2a7942017-12-08 10:18:09 -08002799} // namespace android