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Mathias Agopian65ab4712010-07-14 17:59:35 -07001/*
2 * Copyright (C) 2009 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17#define LOG_TAG "AudioPolicyService"
18//#define LOG_NDEBUG 0
19
Glenn Kasten153b9fe2013-07-15 11:23:36 -070020#include "Configuration.h"
Mathias Agopian65ab4712010-07-14 17:59:35 -070021#undef __STRICT_ANSI__
22#define __STDINT_LIMITS
23#define __STDC_LIMIT_MACROS
24#include <stdint.h>
Mathias Agopian65ab4712010-07-14 17:59:35 -070025#include <sys/time.h>
Jaideep Sharmaba9053b2021-01-25 21:24:26 +053026#include <dlfcn.h>
Mikhail Naganov959e2d02019-03-28 11:08:19 -070027
28#include <audio_utils/clock.h>
Mathias Agopian65ab4712010-07-14 17:59:35 -070029#include <binder/IServiceManager.h>
30#include <utils/Log.h>
31#include <cutils/properties.h>
32#include <binder/IPCThreadState.h>
Svet Ganovf4ddfef2018-01-16 07:37:58 -080033#include <binder/PermissionController.h>
34#include <binder/IResultReceiver.h>
Mathias Agopian65ab4712010-07-14 17:59:35 -070035#include <utils/String16.h>
36#include <utils/threads.h>
37#include "AudioPolicyService.h"
Mathias Agopian65ab4712010-07-14 17:59:35 -070038#include <hardware_legacy/power.h>
Ytai Ben-Tsvi7e7a79d2020-12-15 16:48:16 -080039#include <media/AidlConversion.h>
Eric Laurent7c7f10b2011-06-17 21:29:58 -070040#include <media/AudioEffect.h>
Chih-Hung Hsiehc84d9d22014-11-14 13:33:34 -080041#include <media/AudioParameter.h>
Andy Hungc747c532022-03-07 21:41:14 -080042#include <mediautils/MethodStatistics.h>
Andy Hungab7ef302018-05-15 19:35:29 -070043#include <mediautils/ServiceUtilities.h>
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -080044#include <mediautils/TimeCheck.h>
Michael Groovercfd28302018-12-11 19:16:46 -080045#include <sensorprivacy/SensorPrivacyManager.h>
Mathias Agopian65ab4712010-07-14 17:59:35 -070046
Dima Zavin64760242011-05-11 14:15:23 -070047#include <system/audio.h>
Dima Zavin7394a4f2011-06-13 18:16:26 -070048#include <system/audio_policy.h>
Jaideep Sharmaba9053b2021-01-25 21:24:26 +053049#include <AudioPolicyManager.h>
Mikhail Naganov61a4fac2016-10-13 14:44:18 -070050
Mathias Agopian65ab4712010-07-14 17:59:35 -070051namespace android {
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -080052using binder::Status;
Mathias Agopian65ab4712010-07-14 17:59:35 -070053
Glenn Kasten8dad0e32012-01-09 08:41:22 -080054static const char kDeadlockedString[] = "AudioPolicyService may be deadlocked\n";
55static const char kCmdDeadlockedString[] = "AudioPolicyService command thread may be deadlocked\n";
Jaideep Sharmaba9053b2021-01-25 21:24:26 +053056static const char kAudioPolicyManagerCustomPath[] = "libaudiopolicymanagercustom.so";
Mathias Agopian65ab4712010-07-14 17:59:35 -070057
Mikhail Naganov959e2d02019-03-28 11:08:19 -070058static const int kDumpLockTimeoutNs = 1 * NANOS_PER_SECOND;
Mathias Agopian65ab4712010-07-14 17:59:35 -070059
Eric Laurent0ede8922014-05-09 18:04:42 -070060static const nsecs_t kAudioCommandTimeoutNs = seconds(3); // 3 seconds
Christer Fletcher5fa8c4b2013-01-18 15:27:03 +010061
Svet Ganovf4ddfef2018-01-16 07:37:58 -080062static const String16 sManageAudioPolicyPermission("android.permission.MANAGE_AUDIO_POLICY");
Dima Zavinfce7a472011-04-19 22:30:36 -070063
Andy Hungc747c532022-03-07 21:41:14 -080064// Creates an association between Binder code to name for IAudioPolicyService.
65#define IAUDIOPOLICYSERVICE_BINDER_METHOD_MACRO_LIST \
66BINDER_METHOD_ENTRY(onNewAudioModulesAvailable) \
67BINDER_METHOD_ENTRY(setDeviceConnectionState) \
68BINDER_METHOD_ENTRY(getDeviceConnectionState) \
69BINDER_METHOD_ENTRY(handleDeviceConfigChange) \
70BINDER_METHOD_ENTRY(setPhoneState) \
71BINDER_METHOD_ENTRY(setForceUse) \
72BINDER_METHOD_ENTRY(getForceUse) \
73BINDER_METHOD_ENTRY(getOutput) \
74BINDER_METHOD_ENTRY(getOutputForAttr) \
75BINDER_METHOD_ENTRY(startOutput) \
76BINDER_METHOD_ENTRY(stopOutput) \
77BINDER_METHOD_ENTRY(releaseOutput) \
78BINDER_METHOD_ENTRY(getInputForAttr) \
79BINDER_METHOD_ENTRY(startInput) \
80BINDER_METHOD_ENTRY(stopInput) \
81BINDER_METHOD_ENTRY(releaseInput) \
82BINDER_METHOD_ENTRY(initStreamVolume) \
83BINDER_METHOD_ENTRY(setStreamVolumeIndex) \
84BINDER_METHOD_ENTRY(getStreamVolumeIndex) \
85BINDER_METHOD_ENTRY(setVolumeIndexForAttributes) \
86BINDER_METHOD_ENTRY(getVolumeIndexForAttributes) \
87BINDER_METHOD_ENTRY(getMaxVolumeIndexForAttributes) \
88BINDER_METHOD_ENTRY(getMinVolumeIndexForAttributes) \
89BINDER_METHOD_ENTRY(getStrategyForStream) \
90BINDER_METHOD_ENTRY(getDevicesForAttributes) \
91BINDER_METHOD_ENTRY(getOutputForEffect) \
92BINDER_METHOD_ENTRY(registerEffect) \
93BINDER_METHOD_ENTRY(unregisterEffect) \
94BINDER_METHOD_ENTRY(setEffectEnabled) \
95BINDER_METHOD_ENTRY(moveEffectsToIo) \
96BINDER_METHOD_ENTRY(isStreamActive) \
97BINDER_METHOD_ENTRY(isStreamActiveRemotely) \
98BINDER_METHOD_ENTRY(isSourceActive) \
99BINDER_METHOD_ENTRY(queryDefaultPreProcessing) \
100BINDER_METHOD_ENTRY(addSourceDefaultEffect) \
101BINDER_METHOD_ENTRY(addStreamDefaultEffect) \
102BINDER_METHOD_ENTRY(removeSourceDefaultEffect) \
103BINDER_METHOD_ENTRY(removeStreamDefaultEffect) \
104BINDER_METHOD_ENTRY(setSupportedSystemUsages) \
105BINDER_METHOD_ENTRY(setAllowedCapturePolicy) \
106BINDER_METHOD_ENTRY(getOffloadSupport) \
107BINDER_METHOD_ENTRY(isDirectOutputSupported) \
108BINDER_METHOD_ENTRY(listAudioPorts) \
109BINDER_METHOD_ENTRY(getAudioPort) \
110BINDER_METHOD_ENTRY(createAudioPatch) \
111BINDER_METHOD_ENTRY(releaseAudioPatch) \
112BINDER_METHOD_ENTRY(listAudioPatches) \
113BINDER_METHOD_ENTRY(setAudioPortConfig) \
114BINDER_METHOD_ENTRY(registerClient) \
115BINDER_METHOD_ENTRY(setAudioPortCallbacksEnabled) \
116BINDER_METHOD_ENTRY(setAudioVolumeGroupCallbacksEnabled) \
117BINDER_METHOD_ENTRY(acquireSoundTriggerSession) \
118BINDER_METHOD_ENTRY(releaseSoundTriggerSession) \
119BINDER_METHOD_ENTRY(getPhoneState) \
120BINDER_METHOD_ENTRY(registerPolicyMixes) \
121BINDER_METHOD_ENTRY(setUidDeviceAffinities) \
122BINDER_METHOD_ENTRY(removeUidDeviceAffinities) \
123BINDER_METHOD_ENTRY(setUserIdDeviceAffinities) \
124BINDER_METHOD_ENTRY(removeUserIdDeviceAffinities) \
125BINDER_METHOD_ENTRY(startAudioSource) \
126BINDER_METHOD_ENTRY(stopAudioSource) \
127BINDER_METHOD_ENTRY(setMasterMono) \
128BINDER_METHOD_ENTRY(getMasterMono) \
129BINDER_METHOD_ENTRY(getStreamVolumeDB) \
130BINDER_METHOD_ENTRY(getSurroundFormats) \
131BINDER_METHOD_ENTRY(getReportedSurroundFormats) \
132BINDER_METHOD_ENTRY(getHwOffloadFormatsSupportedForBluetoothMedia) \
133BINDER_METHOD_ENTRY(setSurroundFormatEnabled) \
134BINDER_METHOD_ENTRY(setAssistantServicesUids) \
135BINDER_METHOD_ENTRY(setActiveAssistantServicesUids) \
136BINDER_METHOD_ENTRY(setA11yServicesUids) \
137BINDER_METHOD_ENTRY(setCurrentImeUid) \
138BINDER_METHOD_ENTRY(isHapticPlaybackSupported) \
139BINDER_METHOD_ENTRY(isUltrasoundSupported) \
140BINDER_METHOD_ENTRY(listAudioProductStrategies) \
141BINDER_METHOD_ENTRY(getProductStrategyFromAudioAttributes) \
142BINDER_METHOD_ENTRY(listAudioVolumeGroups) \
143BINDER_METHOD_ENTRY(getVolumeGroupFromAudioAttributes) \
144BINDER_METHOD_ENTRY(setRttEnabled) \
145BINDER_METHOD_ENTRY(isCallScreenModeSupported) \
146BINDER_METHOD_ENTRY(setDevicesRoleForStrategy) \
147BINDER_METHOD_ENTRY(removeDevicesRoleForStrategy) \
148BINDER_METHOD_ENTRY(getDevicesForRoleAndStrategy) \
149BINDER_METHOD_ENTRY(setDevicesRoleForCapturePreset) \
150BINDER_METHOD_ENTRY(addDevicesRoleForCapturePreset) \
151BINDER_METHOD_ENTRY(removeDevicesRoleForCapturePreset) \
152BINDER_METHOD_ENTRY(clearDevicesRoleForCapturePreset) \
153BINDER_METHOD_ENTRY(getDevicesForRoleAndCapturePreset) \
154BINDER_METHOD_ENTRY(registerSoundTriggerCaptureStateListener) \
155BINDER_METHOD_ENTRY(getSpatializer) \
156BINDER_METHOD_ENTRY(canBeSpatialized) \
157BINDER_METHOD_ENTRY(getDirectPlaybackSupport) \
158BINDER_METHOD_ENTRY(getDirectProfilesForAttributes) \
159
160// singleton for Binder Method Statistics for IAudioPolicyService
161static auto& getIAudioPolicyServiceStatistics() {
162 using Code = int;
163
164#pragma push_macro("BINDER_METHOD_ENTRY")
165#undef BINDER_METHOD_ENTRY
166#define BINDER_METHOD_ENTRY(ENTRY) \
167 {(Code)media::BnAudioPolicyService::TRANSACTION_##ENTRY, #ENTRY},
168
169 static mediautils::MethodStatistics<Code> methodStatistics{
170 IAUDIOPOLICYSERVICE_BINDER_METHOD_MACRO_LIST
171 METHOD_STATISTICS_BINDER_CODE_NAMES(Code)
172 };
173#pragma pop_macro("BINDER_METHOD_ENTRY")
174
175 return methodStatistics;
176}
177
Mathias Agopian65ab4712010-07-14 17:59:35 -0700178// ----------------------------------------------------------------------------
179
Jaideep Sharmaba9053b2021-01-25 21:24:26 +0530180static AudioPolicyInterface* createAudioPolicyManager(AudioPolicyClientInterface *clientInterface)
181{
182 AudioPolicyManager *apm = new AudioPolicyManager(clientInterface);
183 status_t status = apm->initialize();
184 if (status != NO_ERROR) {
185 delete apm;
186 apm = nullptr;
187 }
188 return apm;
189}
190
191static void destroyAudioPolicyManager(AudioPolicyInterface *interface)
192{
193 delete interface;
194}
195// ----------------------------------------------------------------------------
196
Mathias Agopian65ab4712010-07-14 17:59:35 -0700197AudioPolicyService::AudioPolicyService()
Ytai Ben-Tsvi85093d52020-03-26 09:41:15 -0700198 : BnAudioPolicyService(),
Ytai Ben-Tsvi85093d52020-03-26 09:41:15 -0700199 mAudioPolicyManager(NULL),
200 mAudioPolicyClient(NULL),
201 mPhoneState(AUDIO_MODE_INVALID),
Jaideep Sharmaba9053b2021-01-25 21:24:26 +0530202 mCaptureStateNotifier(false),
203 mCreateAudioPolicyManager(createAudioPolicyManager),
204 mDestroyAudioPolicyManager(destroyAudioPolicyManager) {
205}
206
207void AudioPolicyService::loadAudioPolicyManager()
208{
209 mLibraryHandle = dlopen(kAudioPolicyManagerCustomPath, RTLD_NOW);
210 if (mLibraryHandle != nullptr) {
211 ALOGI("%s loading %s", __func__, kAudioPolicyManagerCustomPath);
212 mCreateAudioPolicyManager = reinterpret_cast<CreateAudioPolicyManagerInstance>
213 (dlsym(mLibraryHandle, "createAudioPolicyManager"));
214 const char *lastError = dlerror();
215 ALOGW_IF(mCreateAudioPolicyManager == nullptr, "%s createAudioPolicyManager is null %s",
216 __func__, lastError != nullptr ? lastError : "no error");
217
218 mDestroyAudioPolicyManager = reinterpret_cast<DestroyAudioPolicyManagerInstance>(
219 dlsym(mLibraryHandle, "destroyAudioPolicyManager"));
220 lastError = dlerror();
221 ALOGW_IF(mDestroyAudioPolicyManager == nullptr, "%s destroyAudioPolicyManager is null %s",
222 __func__, lastError != nullptr ? lastError : "no error");
223 if (mCreateAudioPolicyManager == nullptr || mDestroyAudioPolicyManager == nullptr){
224 unloadAudioPolicyManager();
225 LOG_ALWAYS_FATAL("could not find audiopolicymanager interface methods");
226 }
227 }
Eric Laurentf5ada6e2014-10-09 17:49:00 -0700228}
229
230void AudioPolicyService::onFirstRef()
231{
Andy Hungd47aca22022-03-15 11:50:51 -0700232 // Log an AudioPolicy "constructor" mediametrics event on first ref.
233 // This records the time it takes to load the audio modules and devices.
234 mediametrics::Defer defer([beginNs = systemTime()] {
235 mediametrics::LogItem(AMEDIAMETRICS_KEY_AUDIO_POLICY)
236 .set(AMEDIAMETRICS_PROP_EVENT, AMEDIAMETRICS_PROP_EVENT_VALUE_CTOR)
237 .set(AMEDIAMETRICS_PROP_EXECUTIONTIMENS, (int64_t)(systemTime() - beginNs))
238 .record(); });
Eric Laurent8b1e80b2014-10-07 09:08:47 -0700239 {
240 Mutex::Autolock _l(mLock);
Eric Laurent93575202011-01-18 18:39:02 -0800241
Eric Laurent8b1e80b2014-10-07 09:08:47 -0700242 // start audio commands thread
243 mAudioCommandThread = new AudioCommandThread(String8("ApmAudio"), this);
244 // start output activity command thread
245 mOutputCommandThread = new AudioCommandThread(String8("ApmOutput"), this);
Eric Laurentdce54a12014-03-10 12:19:46 -0700246
Eric Laurent8b1e80b2014-10-07 09:08:47 -0700247 mAudioPolicyClient = new AudioPolicyClient(this);
Jaideep Sharmaba9053b2021-01-25 21:24:26 +0530248
249 loadAudioPolicyManager();
250 mAudioPolicyManager = mCreateAudioPolicyManager(mAudioPolicyClient);
Eric Laurent8b1e80b2014-10-07 09:08:47 -0700251 }
Eric Laurentd66d7a12021-07-13 13:35:32 +0200252
bryant_liuba2b4392014-06-11 16:49:30 +0800253 // load audio processing modules
Mikhail Naganov12b716c2020-04-30 22:37:43 +0000254 sp<AudioPolicyEffects> audioPolicyEffects = new AudioPolicyEffects();
255 sp<UidPolicy> uidPolicy = new UidPolicy(this);
256 sp<SensorPrivacyPolicy> sensorPrivacyPolicy = new SensorPrivacyPolicy(this);
Eric Laurent8b1e80b2014-10-07 09:08:47 -0700257 {
258 Mutex::Autolock _l(mLock);
259 mAudioPolicyEffects = audioPolicyEffects;
Mikhail Naganov12b716c2020-04-30 22:37:43 +0000260 mUidPolicy = uidPolicy;
261 mSensorPrivacyPolicy = sensorPrivacyPolicy;
Eric Laurent8b1e80b2014-10-07 09:08:47 -0700262 }
Mikhail Naganov12b716c2020-04-30 22:37:43 +0000263 uidPolicy->registerSelf();
264 sensorPrivacyPolicy->registerSelf();
Eric Laurentd66d7a12021-07-13 13:35:32 +0200265
Eric Laurent81dd0f52021-07-05 11:54:40 +0200266 // Create spatializer if supported
Eric Laurent52b0bd52021-09-27 15:25:40 +0200267 if (mAudioPolicyManager != nullptr) {
268 Mutex::Autolock _l(mLock);
269 const audio_attributes_t attr = attributes_initializer(AUDIO_USAGE_MEDIA);
270 AudioDeviceTypeAddrVector devices;
271 bool hasSpatializer = mAudioPolicyManager->canBeSpatialized(&attr, nullptr, devices);
272 if (hasSpatializer) {
273 mSpatializer = Spatializer::create(this);
274 }
Eric Laurent81dd0f52021-07-05 11:54:40 +0200275 }
Eric Laurentd66d7a12021-07-13 13:35:32 +0200276 AudioSystem::audioPolicyReady();
Mathias Agopian65ab4712010-07-14 17:59:35 -0700277}
278
Jaideep Sharmaba9053b2021-01-25 21:24:26 +0530279void AudioPolicyService::unloadAudioPolicyManager()
280{
281 ALOGV("%s ", __func__);
282 if (mLibraryHandle != nullptr) {
283 dlclose(mLibraryHandle);
284 }
285 mLibraryHandle = nullptr;
286 mCreateAudioPolicyManager = nullptr;
287 mDestroyAudioPolicyManager = nullptr;
288}
289
Mathias Agopian65ab4712010-07-14 17:59:35 -0700290AudioPolicyService::~AudioPolicyService()
291{
Mathias Agopian65ab4712010-07-14 17:59:35 -0700292 mAudioCommandThread->exit();
Eric Laurent657ff612014-05-07 11:58:24 -0700293 mOutputCommandThread->exit();
Eric Laurent7c7f10b2011-06-17 21:29:58 -0700294
Jaideep Sharmaba9053b2021-01-25 21:24:26 +0530295 mDestroyAudioPolicyManager(mAudioPolicyManager);
296 unloadAudioPolicyManager();
297
Eric Laurentdce54a12014-03-10 12:19:46 -0700298 delete mAudioPolicyClient;
Eric Laurentb52c1522014-05-20 11:27:36 -0700299
300 mNotificationClients.clear();
bryant_liuba2b4392014-06-11 16:49:30 +0800301 mAudioPolicyEffects.clear();
Svet Ganovf4ddfef2018-01-16 07:37:58 -0800302
303 mUidPolicy->unregisterSelf();
Michael Groovercfd28302018-12-11 19:16:46 -0800304 mSensorPrivacyPolicy->unregisterSelf();
Mikhail Naganov12b716c2020-04-30 22:37:43 +0000305
306 mUidPolicy.clear();
Michael Groovercfd28302018-12-11 19:16:46 -0800307 mSensorPrivacyPolicy.clear();
Eric Laurentb52c1522014-05-20 11:27:36 -0700308}
309
310// A notification client is always registered by AudioSystem when the client process
311// connects to AudioPolicyService.
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -0800312Status AudioPolicyService::registerClient(const sp<media::IAudioPolicyServiceClient>& client)
Eric Laurentb52c1522014-05-20 11:27:36 -0700313{
Eric Laurent12590252015-08-21 18:40:20 -0700314 if (client == 0) {
315 ALOGW("%s got NULL client", __FUNCTION__);
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -0800316 return Status::ok();
Eric Laurent12590252015-08-21 18:40:20 -0700317 }
Eric Laurent0ebd5f92014-11-19 19:04:52 -0800318 Mutex::Autolock _l(mNotificationClientsLock);
Eric Laurentb52c1522014-05-20 11:27:36 -0700319
320 uid_t uid = IPCThreadState::self()->getCallingUid();
luochaojiang908c7d72018-06-21 14:58:04 +0800321 pid_t pid = IPCThreadState::self()->getCallingPid();
322 int64_t token = ((int64_t)uid<<32) | pid;
323
324 if (mNotificationClients.indexOfKey(token) < 0) {
Eric Laurentb52c1522014-05-20 11:27:36 -0700325 sp<NotificationClient> notificationClient = new NotificationClient(this,
326 client,
luochaojiang908c7d72018-06-21 14:58:04 +0800327 uid,
328 pid);
329 ALOGV("registerClient() client %p, uid %d pid %d", client.get(), uid, pid);
Eric Laurentb52c1522014-05-20 11:27:36 -0700330
luochaojiang908c7d72018-06-21 14:58:04 +0800331 mNotificationClients.add(token, notificationClient);
Eric Laurentb52c1522014-05-20 11:27:36 -0700332
Marco Nelissenf8880202014-11-14 07:58:25 -0800333 sp<IBinder> binder = IInterface::asBinder(client);
Eric Laurentb52c1522014-05-20 11:27:36 -0700334 binder->linkToDeath(notificationClient);
335 }
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -0800336 return Status::ok();
Eric Laurentb52c1522014-05-20 11:27:36 -0700337}
338
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -0800339Status AudioPolicyService::setAudioPortCallbacksEnabled(bool enabled)
Eric Laurente8726fe2015-06-26 09:39:24 -0700340{
341 Mutex::Autolock _l(mNotificationClientsLock);
342
343 uid_t uid = IPCThreadState::self()->getCallingUid();
luochaojiang908c7d72018-06-21 14:58:04 +0800344 pid_t pid = IPCThreadState::self()->getCallingPid();
345 int64_t token = ((int64_t)uid<<32) | pid;
346
347 if (mNotificationClients.indexOfKey(token) < 0) {
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -0800348 return Status::ok();
Eric Laurente8726fe2015-06-26 09:39:24 -0700349 }
luochaojiang908c7d72018-06-21 14:58:04 +0800350 mNotificationClients.valueFor(token)->setAudioPortCallbacksEnabled(enabled);
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -0800351 return Status::ok();
Eric Laurente8726fe2015-06-26 09:39:24 -0700352}
353
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -0800354Status AudioPolicyService::setAudioVolumeGroupCallbacksEnabled(bool enabled)
François Gaffiecfe17322018-11-07 13:41:29 +0100355{
356 Mutex::Autolock _l(mNotificationClientsLock);
357
358 uid_t uid = IPCThreadState::self()->getCallingUid();
359 pid_t pid = IPCThreadState::self()->getCallingPid();
360 int64_t token = ((int64_t)uid<<32) | pid;
361
362 if (mNotificationClients.indexOfKey(token) < 0) {
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -0800363 return Status::ok();
François Gaffiecfe17322018-11-07 13:41:29 +0100364 }
365 mNotificationClients.valueFor(token)->setAudioVolumeGroupCallbacksEnabled(enabled);
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -0800366 return Status::ok();
François Gaffiecfe17322018-11-07 13:41:29 +0100367}
368
Eric Laurentb52c1522014-05-20 11:27:36 -0700369// removeNotificationClient() is called when the client process dies.
luochaojiang908c7d72018-06-21 14:58:04 +0800370void AudioPolicyService::removeNotificationClient(uid_t uid, pid_t pid)
Eric Laurentb52c1522014-05-20 11:27:36 -0700371{
Mikhail Naganov12b716c2020-04-30 22:37:43 +0000372 bool hasSameUid = false;
Eric Laurent0ebd5f92014-11-19 19:04:52 -0800373 {
374 Mutex::Autolock _l(mNotificationClientsLock);
luochaojiang908c7d72018-06-21 14:58:04 +0800375 int64_t token = ((int64_t)uid<<32) | pid;
376 mNotificationClients.removeItem(token);
luochaojiang908c7d72018-06-21 14:58:04 +0800377 for (size_t i = 0; i < mNotificationClients.size(); i++) {
378 if (mNotificationClients.valueAt(i)->uid() == uid) {
379 hasSameUid = true;
380 break;
381 }
382 }
Mikhail Naganov12b716c2020-04-30 22:37:43 +0000383 }
384 {
385 Mutex::Autolock _l(mLock);
luochaojiang908c7d72018-06-21 14:58:04 +0800386 if (mAudioPolicyManager && !hasSameUid) {
Eric Laurent10b71232018-04-13 18:14:44 -0700387 // called from binder death notification: no need to clear caller identity
Eric Laurent8c7e6da2015-04-21 17:37:00 -0700388 mAudioPolicyManager->releaseResourcesForUid(uid);
Eric Laurentb52c1522014-05-20 11:27:36 -0700389 }
Eric Laurent0ebd5f92014-11-19 19:04:52 -0800390 }
Eric Laurentb52c1522014-05-20 11:27:36 -0700391}
392
393void AudioPolicyService::onAudioPortListUpdate()
394{
395 mOutputCommandThread->updateAudioPortListCommand();
396}
397
398void AudioPolicyService::doOnAudioPortListUpdate()
399{
Eric Laurent0ebd5f92014-11-19 19:04:52 -0800400 Mutex::Autolock _l(mNotificationClientsLock);
Eric Laurentb52c1522014-05-20 11:27:36 -0700401 for (size_t i = 0; i < mNotificationClients.size(); i++) {
402 mNotificationClients.valueAt(i)->onAudioPortListUpdate();
403 }
404}
405
406void AudioPolicyService::onAudioPatchListUpdate()
407{
408 mOutputCommandThread->updateAudioPatchListCommand();
Mathias Agopian65ab4712010-07-14 17:59:35 -0700409}
410
Eric Laurentb52c1522014-05-20 11:27:36 -0700411void AudioPolicyService::doOnAudioPatchListUpdate()
412{
Eric Laurent0ebd5f92014-11-19 19:04:52 -0800413 Mutex::Autolock _l(mNotificationClientsLock);
Eric Laurentb52c1522014-05-20 11:27:36 -0700414 for (size_t i = 0; i < mNotificationClients.size(); i++) {
415 mNotificationClients.valueAt(i)->onAudioPatchListUpdate();
416 }
417}
418
François Gaffiecfe17322018-11-07 13:41:29 +0100419void AudioPolicyService::onAudioVolumeGroupChanged(volume_group_t group, int flags)
420{
421 mOutputCommandThread->changeAudioVolumeGroupCommand(group, flags);
422}
423
424void AudioPolicyService::doOnAudioVolumeGroupChanged(volume_group_t group, int flags)
425{
426 Mutex::Autolock _l(mNotificationClientsLock);
427 for (size_t i = 0; i < mNotificationClients.size(); i++) {
428 mNotificationClients.valueAt(i)->onAudioVolumeGroupChanged(group, flags);
429 }
430}
431
Chih-Hung Hsiehe964d4e2016-08-09 14:31:32 -0700432void AudioPolicyService::onDynamicPolicyMixStateUpdate(const String8& regId, int32_t state)
Jean-Michel Trivide801052015-04-14 19:10:14 -0700433{
434 ALOGV("AudioPolicyService::onDynamicPolicyMixStateUpdate(%s, %d)",
435 regId.string(), state);
436 mOutputCommandThread->dynamicPolicyMixStateUpdateCommand(regId, state);
437}
438
Chih-Hung Hsiehe964d4e2016-08-09 14:31:32 -0700439void AudioPolicyService::doOnDynamicPolicyMixStateUpdate(const String8& regId, int32_t state)
Jean-Michel Trivide801052015-04-14 19:10:14 -0700440{
441 Mutex::Autolock _l(mNotificationClientsLock);
442 for (size_t i = 0; i < mNotificationClients.size(); i++) {
443 mNotificationClients.valueAt(i)->onDynamicPolicyMixStateUpdate(regId, state);
444 }
445}
446
Eric Laurenta9f86652018-11-28 17:23:11 -0800447void AudioPolicyService::onRecordingConfigurationUpdate(
448 int event,
449 const record_client_info_t *clientInfo,
450 const audio_config_base_t *clientConfig,
451 std::vector<effect_descriptor_t> clientEffects,
452 const audio_config_base_t *deviceConfig,
453 std::vector<effect_descriptor_t> effects,
454 audio_patch_handle_t patchHandle,
455 audio_source_t source)
Jean-Michel Trivi2f4fe9f2015-12-04 16:20:59 -0800456{
Jean-Michel Triviac4e4292016-12-22 11:39:31 -0800457 mOutputCommandThread->recordingConfigurationUpdateCommand(event, clientInfo,
Eric Laurenta9f86652018-11-28 17:23:11 -0800458 clientConfig, clientEffects, deviceConfig, effects, patchHandle, source);
Jean-Michel Trivi2f4fe9f2015-12-04 16:20:59 -0800459}
460
Eric Laurenta9f86652018-11-28 17:23:11 -0800461void AudioPolicyService::doOnRecordingConfigurationUpdate(
462 int event,
463 const record_client_info_t *clientInfo,
464 const audio_config_base_t *clientConfig,
465 std::vector<effect_descriptor_t> clientEffects,
466 const audio_config_base_t *deviceConfig,
467 std::vector<effect_descriptor_t> effects,
468 audio_patch_handle_t patchHandle,
469 audio_source_t source)
Jean-Michel Trivi2f4fe9f2015-12-04 16:20:59 -0800470{
471 Mutex::Autolock _l(mNotificationClientsLock);
472 for (size_t i = 0; i < mNotificationClients.size(); i++) {
Jean-Michel Triviac4e4292016-12-22 11:39:31 -0800473 mNotificationClients.valueAt(i)->onRecordingConfigurationUpdate(event, clientInfo,
Eric Laurenta9f86652018-11-28 17:23:11 -0800474 clientConfig, clientEffects, deviceConfig, effects, patchHandle, source);
Jean-Michel Trivi2f4fe9f2015-12-04 16:20:59 -0800475 }
476}
477
Jean-Michel Trivi9a6b9ad2020-10-22 16:46:43 -0700478void AudioPolicyService::onRoutingUpdated()
479{
480 mOutputCommandThread->routingChangedCommand();
481}
482
483void AudioPolicyService::doOnRoutingUpdated()
484{
485 Mutex::Autolock _l(mNotificationClientsLock);
486 for (size_t i = 0; i < mNotificationClients.size(); i++) {
487 mNotificationClients.valueAt(i)->onRoutingUpdated();
488 }
489}
490
Jean-Michel Trivi78f2b302022-04-15 18:18:41 +0000491void AudioPolicyService::onVolumeRangeInitRequest()
492{
493 mOutputCommandThread->volRangeInitReqCommand();
494}
495
496void AudioPolicyService::doOnVolumeRangeInitRequest()
497{
498 Mutex::Autolock _l(mNotificationClientsLock);
499 for (size_t i = 0; i < mNotificationClients.size(); i++) {
500 mNotificationClients.valueAt(i)->onVolumeRangeInitRequest();
501 }
502}
503
Eric Laurent81dd0f52021-07-05 11:54:40 +0200504void AudioPolicyService::onCheckSpatializer()
505{
506 Mutex::Autolock _l(mLock);
Eric Laurent39095982021-08-24 18:29:27 +0200507 onCheckSpatializer_l();
508}
509
510void AudioPolicyService::onCheckSpatializer_l()
511{
512 if (mSpatializer != nullptr) {
513 mOutputCommandThread->checkSpatializerCommand();
514 }
Eric Laurent81dd0f52021-07-05 11:54:40 +0200515}
516
517void AudioPolicyService::doOnCheckSpatializer()
518{
Eric Laurentb0a7bc92022-04-05 15:06:08 +0200519 ALOGI("%s mSpatializer %p level %d", __func__, mSpatializer.get(), (int)mSpatializer->getLevel());
520
Eric Laurent39095982021-08-24 18:29:27 +0200521 if (mSpatializer != nullptr) {
Eric Laurent52b0bd52021-09-27 15:25:40 +0200522 // Note: mSpatializer != nullptr => mAudioPolicyManager != nullptr
Eric Laurent39095982021-08-24 18:29:27 +0200523 if (mSpatializer->getLevel() != media::SpatializationLevel::NONE) {
524 audio_io_handle_t currentOutput = mSpatializer->getOutput();
525 audio_io_handle_t newOutput;
526 const audio_attributes_t attr = attributes_initializer(AUDIO_USAGE_MEDIA);
527 audio_config_base_t config = mSpatializer->getAudioInConfig();
Eric Laurent21270b62022-07-04 15:11:29 +0200528
529 Mutex::Autolock _l(mLock);
Eric Laurent39095982021-08-24 18:29:27 +0200530 status_t status =
531 mAudioPolicyManager->getSpatializerOutput(&config, &attr, &newOutput);
Eric Laurentb4f42a92022-01-17 17:37:31 +0100532 ALOGV("%s currentOutput %d newOutput %d channel_mask %#x",
533 __func__, currentOutput, newOutput, config.channel_mask);
Eric Laurent39095982021-08-24 18:29:27 +0200534 if (status == NO_ERROR && currentOutput == newOutput) {
535 return;
536 }
Eric Laurent15903592022-02-24 20:44:36 +0100537 size_t numActiveTracks = countActiveClientsOnOutput_l(newOutput);
Eric Laurent39095982021-08-24 18:29:27 +0200538 mLock.unlock();
539 // It is OK to call detachOutput() is none is already attached.
540 mSpatializer->detachOutput();
Eric Laurent21270b62022-07-04 15:11:29 +0200541 if (status == NO_ERROR && newOutput != AUDIO_IO_HANDLE_NONE) {
542 status = mSpatializer->attachOutput(newOutput, numActiveTracks);
Eric Laurent39095982021-08-24 18:29:27 +0200543 }
Eric Laurent39095982021-08-24 18:29:27 +0200544 mLock.lock();
545 if (status != NO_ERROR) {
546 mAudioPolicyManager->releaseSpatializerOutput(newOutput);
547 }
548 } else if (mSpatializer->getLevel() == media::SpatializationLevel::NONE
549 && mSpatializer->getOutput() != AUDIO_IO_HANDLE_NONE) {
Eric Laurent39095982021-08-24 18:29:27 +0200550 audio_io_handle_t output = mSpatializer->detachOutput();
Eric Laurent21270b62022-07-04 15:11:29 +0200551
Eric Laurent39095982021-08-24 18:29:27 +0200552 if (output != AUDIO_IO_HANDLE_NONE) {
Eric Laurent21270b62022-07-04 15:11:29 +0200553 Mutex::Autolock _l(mLock);
Eric Laurent39095982021-08-24 18:29:27 +0200554 mAudioPolicyManager->releaseSpatializerOutput(output);
Eric Laurent81dd0f52021-07-05 11:54:40 +0200555 }
556 }
557 }
558}
559
Eric Laurent11094172022-04-05 18:27:42 +0200560size_t AudioPolicyService::countActiveClientsOnOutput_l(
561 audio_io_handle_t output, bool spatializedOnly) {
Eric Laurent15903592022-02-24 20:44:36 +0100562 size_t count = 0;
563 for (size_t i = 0; i < mAudioPlaybackClients.size(); i++) {
564 auto client = mAudioPlaybackClients.valueAt(i);
Eric Laurent11094172022-04-05 18:27:42 +0200565 if (client->io == output && client->active
566 && (!spatializedOnly || client->isSpatialized)) {
Eric Laurent15903592022-02-24 20:44:36 +0100567 count++;
568 }
569 }
570 return count;
571}
572
573void AudioPolicyService::onUpdateActiveSpatializerTracks_l() {
574 if (mSpatializer == nullptr) {
575 return;
576 }
577 mOutputCommandThread->updateActiveSpatializerTracksCommand();
578}
579
580void AudioPolicyService::doOnUpdateActiveSpatializerTracks()
581{
Eric Laurent21270b62022-07-04 15:11:29 +0200582 if (mSpatializer == nullptr) {
583 return;
584 }
585 audio_io_handle_t output = mSpatializer->getOutput();
Eric Laurent7ea0d1b2022-04-01 14:23:44 +0200586 size_t activeClients;
587 {
588 Mutex::Autolock _l(mLock);
Eric Laurent21270b62022-07-04 15:11:29 +0200589 activeClients = countActiveClientsOnOutput_l(output);
Eric Laurent15903592022-02-24 20:44:36 +0100590 }
Eric Laurent21270b62022-07-04 15:11:29 +0200591 mSpatializer->updateActiveTracks(activeClients);
Eric Laurent15903592022-02-24 20:44:36 +0100592}
593
Jean-Michel Trivi2f4fe9f2015-12-04 16:20:59 -0800594status_t AudioPolicyService::clientCreateAudioPatch(const struct audio_patch *patch,
595 audio_patch_handle_t *handle,
596 int delayMs)
597{
598 return mAudioCommandThread->createAudioPatchCommand(patch, handle, delayMs);
599}
600
601status_t AudioPolicyService::clientReleaseAudioPatch(audio_patch_handle_t handle,
602 int delayMs)
603{
604 return mAudioCommandThread->releaseAudioPatchCommand(handle, delayMs);
605}
606
Eric Laurente1715a42014-05-20 11:30:42 -0700607status_t AudioPolicyService::clientSetAudioPortConfig(const struct audio_port_config *config,
608 int delayMs)
609{
610 return mAudioCommandThread->setAudioPortConfigCommand(config, delayMs);
611}
612
Ytai Ben-Tsvi7e7a79d2020-12-15 16:48:16 -0800613AudioPolicyService::NotificationClient::NotificationClient(
614 const sp<AudioPolicyService>& service,
615 const sp<media::IAudioPolicyServiceClient>& client,
616 uid_t uid,
617 pid_t pid)
luochaojiang908c7d72018-06-21 14:58:04 +0800618 : mService(service), mUid(uid), mPid(pid), mAudioPolicyServiceClient(client),
François Gaffiecfe17322018-11-07 13:41:29 +0100619 mAudioPortCallbacksEnabled(false), mAudioVolumeGroupCallbacksEnabled(false)
Eric Laurentb52c1522014-05-20 11:27:36 -0700620{
621}
622
623AudioPolicyService::NotificationClient::~NotificationClient()
624{
625}
626
627void AudioPolicyService::NotificationClient::binderDied(const wp<IBinder>& who __unused)
628{
629 sp<NotificationClient> keep(this);
630 sp<AudioPolicyService> service = mService.promote();
631 if (service != 0) {
luochaojiang908c7d72018-06-21 14:58:04 +0800632 service->removeNotificationClient(mUid, mPid);
Eric Laurentb52c1522014-05-20 11:27:36 -0700633 }
634}
635
636void AudioPolicyService::NotificationClient::onAudioPortListUpdate()
637{
Eric Laurente8726fe2015-06-26 09:39:24 -0700638 if (mAudioPolicyServiceClient != 0 && mAudioPortCallbacksEnabled) {
Eric Laurentb52c1522014-05-20 11:27:36 -0700639 mAudioPolicyServiceClient->onAudioPortListUpdate();
640 }
641}
642
643void AudioPolicyService::NotificationClient::onAudioPatchListUpdate()
644{
Eric Laurente8726fe2015-06-26 09:39:24 -0700645 if (mAudioPolicyServiceClient != 0 && mAudioPortCallbacksEnabled) {
Eric Laurentb52c1522014-05-20 11:27:36 -0700646 mAudioPolicyServiceClient->onAudioPatchListUpdate();
647 }
648}
Eric Laurent57dae992011-07-24 13:36:09 -0700649
Pattydd807582021-11-04 21:01:03 +0800650void AudioPolicyService::NotificationClient::onAudioVolumeGroupChanged(volume_group_t group,
François Gaffiecfe17322018-11-07 13:41:29 +0100651 int flags)
652{
653 if (mAudioPolicyServiceClient != 0 && mAudioVolumeGroupCallbacksEnabled) {
654 mAudioPolicyServiceClient->onAudioVolumeGroupChanged(group, flags);
655 }
656}
657
658
Jean-Michel Trivide801052015-04-14 19:10:14 -0700659void AudioPolicyService::NotificationClient::onDynamicPolicyMixStateUpdate(
Chih-Hung Hsiehe964d4e2016-08-09 14:31:32 -0700660 const String8& regId, int32_t state)
Jean-Michel Trivide801052015-04-14 19:10:14 -0700661{
Andy Hung4ef19fa2018-05-15 19:35:29 -0700662 if (mAudioPolicyServiceClient != 0 && isServiceUid(mUid)) {
Ytai Ben-Tsvi7e7a79d2020-12-15 16:48:16 -0800663 mAudioPolicyServiceClient->onDynamicPolicyMixStateUpdate(
664 legacy2aidl_String8_string(regId).value(), state);
Jean-Michel Trivi2f4fe9f2015-12-04 16:20:59 -0800665 }
666}
667
668void AudioPolicyService::NotificationClient::onRecordingConfigurationUpdate(
Eric Laurenta9f86652018-11-28 17:23:11 -0800669 int event,
670 const record_client_info_t *clientInfo,
671 const audio_config_base_t *clientConfig,
672 std::vector<effect_descriptor_t> clientEffects,
673 const audio_config_base_t *deviceConfig,
674 std::vector<effect_descriptor_t> effects,
675 audio_patch_handle_t patchHandle,
676 audio_source_t source)
Jean-Michel Trivi2f4fe9f2015-12-04 16:20:59 -0800677{
Andy Hung4ef19fa2018-05-15 19:35:29 -0700678 if (mAudioPolicyServiceClient != 0 && isServiceUid(mUid)) {
Ytai Ben-Tsvi7e7a79d2020-12-15 16:48:16 -0800679 status_t status = [&]() -> status_t {
680 int32_t eventAidl = VALUE_OR_RETURN_STATUS(convertIntegral<int32_t>(event));
681 media::RecordClientInfo clientInfoAidl = VALUE_OR_RETURN_STATUS(
682 legacy2aidl_record_client_info_t_RecordClientInfo(*clientInfo));
Mikhail Naganovdbf03642021-08-25 18:15:32 -0700683 AudioConfigBase clientConfigAidl = VALUE_OR_RETURN_STATUS(
Mikhail Naganovde3fa182021-07-30 15:06:42 -0700684 legacy2aidl_audio_config_base_t_AudioConfigBase(
685 *clientConfig, true /*isInput*/));
Ytai Ben-Tsvi7e7a79d2020-12-15 16:48:16 -0800686 std::vector<media::EffectDescriptor> clientEffectsAidl = VALUE_OR_RETURN_STATUS(
687 convertContainer<std::vector<media::EffectDescriptor>>(
688 clientEffects,
689 legacy2aidl_effect_descriptor_t_EffectDescriptor));
Mikhail Naganovdbf03642021-08-25 18:15:32 -0700690 AudioConfigBase deviceConfigAidl = VALUE_OR_RETURN_STATUS(
Mikhail Naganovde3fa182021-07-30 15:06:42 -0700691 legacy2aidl_audio_config_base_t_AudioConfigBase(
692 *deviceConfig, true /*isInput*/));
Ytai Ben-Tsvi7e7a79d2020-12-15 16:48:16 -0800693 std::vector<media::EffectDescriptor> effectsAidl = VALUE_OR_RETURN_STATUS(
694 convertContainer<std::vector<media::EffectDescriptor>>(
695 effects,
696 legacy2aidl_effect_descriptor_t_EffectDescriptor));
697 int32_t patchHandleAidl = VALUE_OR_RETURN_STATUS(
698 legacy2aidl_audio_patch_handle_t_int32_t(patchHandle));
Mikhail Naganovddceecc2021-09-03 13:58:56 -0700699 media::audio::common::AudioSource sourceAidl = VALUE_OR_RETURN_STATUS(
700 legacy2aidl_audio_source_t_AudioSource(source));
Ytai Ben-Tsvi7e7a79d2020-12-15 16:48:16 -0800701 return aidl_utils::statusTFromBinderStatus(
702 mAudioPolicyServiceClient->onRecordingConfigurationUpdate(eventAidl,
703 clientInfoAidl,
704 clientConfigAidl,
705 clientEffectsAidl,
706 deviceConfigAidl,
707 effectsAidl,
708 patchHandleAidl,
709 sourceAidl));
710 }();
711 ALOGW_IF(status != OK, "onRecordingConfigurationUpdate() failed: %d", status);
Jean-Michel Trivide801052015-04-14 19:10:14 -0700712 }
713}
714
Eric Laurente8726fe2015-06-26 09:39:24 -0700715void AudioPolicyService::NotificationClient::setAudioPortCallbacksEnabled(bool enabled)
716{
717 mAudioPortCallbacksEnabled = enabled;
718}
719
François Gaffiecfe17322018-11-07 13:41:29 +0100720void AudioPolicyService::NotificationClient::setAudioVolumeGroupCallbacksEnabled(bool enabled)
721{
722 mAudioVolumeGroupCallbacksEnabled = enabled;
723}
Eric Laurente8726fe2015-06-26 09:39:24 -0700724
Jean-Michel Trivi9a6b9ad2020-10-22 16:46:43 -0700725void AudioPolicyService::NotificationClient::onRoutingUpdated()
726{
727 if (mAudioPolicyServiceClient != 0 && isServiceUid(mUid)) {
728 mAudioPolicyServiceClient->onRoutingUpdated();
729 }
730}
731
Jean-Michel Trivi78f2b302022-04-15 18:18:41 +0000732void AudioPolicyService::NotificationClient::onVolumeRangeInitRequest()
733{
734 if (mAudioPolicyServiceClient != 0 && isServiceUid(mUid)) {
735 mAudioPolicyServiceClient->onVolumeRangeInitRequest();
736 }
737}
738
Mathias Agopian65ab4712010-07-14 17:59:35 -0700739void AudioPolicyService::binderDied(const wp<IBinder>& who) {
Glenn Kasten411e4472012-11-02 10:00:06 -0700740 ALOGW("binderDied() %p, calling pid %d", who.unsafe_get(),
Eric Laurentde070132010-07-13 04:45:46 -0700741 IPCThreadState::self()->getCallingPid());
Mathias Agopian65ab4712010-07-14 17:59:35 -0700742}
743
Mikhail Naganov12b716c2020-04-30 22:37:43 +0000744static bool dumpTryLock(Mutex& mutex) ACQUIRE(mutex) NO_THREAD_SAFETY_ANALYSIS
Mathias Agopian65ab4712010-07-14 17:59:35 -0700745{
Mikhail Naganov12b716c2020-04-30 22:37:43 +0000746 return mutex.timedLock(kDumpLockTimeoutNs) == NO_ERROR;
747}
748
749static void dumpReleaseLock(Mutex& mutex, bool locked) RELEASE(mutex) NO_THREAD_SAFETY_ANALYSIS
750{
751 if (locked) mutex.unlock();
Mathias Agopian65ab4712010-07-14 17:59:35 -0700752}
753
754status_t AudioPolicyService::dumpInternals(int fd)
755{
756 const size_t SIZE = 256;
757 char buffer[SIZE];
758 String8 result;
759
Mikhail Naganovb3bcb4f2022-02-23 23:46:56 +0000760 snprintf(buffer, SIZE, "Supported System Usages:\n ");
Hayden Gomes524159d2019-12-23 14:41:47 -0800761 result.append(buffer);
Mikhail Naganovb3bcb4f2022-02-23 23:46:56 +0000762 std::stringstream msg;
763 size_t i = 0;
764 for (auto usage : mSupportedSystemUsages) {
765 if (i++ != 0) msg << ", ";
766 if (const char* strUsage = audio_usage_to_string(usage); strUsage) {
767 msg << strUsage;
768 } else {
769 msg << usage << " (unknown)";
770 }
Hayden Gomes524159d2019-12-23 14:41:47 -0800771 }
Mikhail Naganovb3bcb4f2022-02-23 23:46:56 +0000772 if (i == 0) {
773 msg << "None";
774 }
775 msg << std::endl;
776 result.append(msg.str().c_str());
Hayden Gomes524159d2019-12-23 14:41:47 -0800777
Mathias Agopian65ab4712010-07-14 17:59:35 -0700778 write(fd, result.string(), result.size());
Oscar Azucena829d90d2022-01-28 17:17:56 -0800779
780 mUidPolicy->dumpInternals(fd);
Mathias Agopian65ab4712010-07-14 17:59:35 -0700781 return NO_ERROR;
782}
783
Eric Laurente8c8b432018-10-17 10:08:02 -0700784void AudioPolicyService::updateUidStates()
Svet Ganovf4ddfef2018-01-16 07:37:58 -0800785{
Eric Laurente8c8b432018-10-17 10:08:02 -0700786 Mutex::Autolock _l(mLock);
787 updateUidStates_l();
788}
789
790void AudioPolicyService::updateUidStates_l()
791{
Eric Laurent4eb58f12018-12-07 16:41:02 -0800792// Go over all active clients and allow capture (does not force silence) in the
793// following cases:
Oscar Azucenac2cdda32022-01-31 19:10:39 -0800794// The client is in the active assistant list
795// AND is TOP
796// AND an accessibility service is TOP
797// AND source is either VOICE_RECOGNITION OR HOTWORD
798// OR there is no active privacy sensitive capture or call
799// OR client has CAPTURE_AUDIO_OUTPUT privileged permission
800// AND source is VOICE_RECOGNITION OR HOTWORD
801// The client is an assistant AND active assistant is not being used
Evan Severson1f700cd2021-02-10 13:10:37 -0800802// AND an accessibility service is on TOP or a RTT call is active
Eric Laurent589171c2019-07-25 18:04:29 -0700803// AND the source is VOICE_RECOGNITION or HOTWORD
Oscar Azucenac2cdda32022-01-31 19:10:39 -0800804// OR there is no active privacy sensitive capture or call
Evan Severson1f700cd2021-02-10 13:10:37 -0800805// OR client has CAPTURE_AUDIO_OUTPUT privileged permission
Oscar Azucenac2cdda32022-01-31 19:10:39 -0800806// AND is TOP most recent assistant and uses VOICE_RECOGNITION or HOTWORD
807// OR there is no top recent assistant and source is HOTWORD
Evan Severson1f700cd2021-02-10 13:10:37 -0800808// OR The client is an accessibility service
809// AND Is on TOP
810// AND the source is VOICE_RECOGNITION or HOTWORD
811// OR The assistant is not on TOP
Eric Laurent589171c2019-07-25 18:04:29 -0700812// AND there is no active privacy sensitive capture or call
813// OR client has CAPTURE_AUDIO_OUTPUT privileged permission
Evan Severson1f700cd2021-02-10 13:10:37 -0800814// AND is on TOP
815// AND the source is VOICE_RECOGNITION or HOTWORD
816// OR the client source is virtual (remote submix, call audio TX or RX...)
817// OR the client source is HOTWORD
818// AND is on TOP
819// OR all active clients are using HOTWORD source
820// AND no call is active
821// OR client has CAPTURE_AUDIO_OUTPUT privileged permission
822// OR the client is the current InputMethodService
823// AND a RTT call is active AND the source is VOICE_RECOGNITION
824// OR Any client
825// AND The assistant is not on TOP
826// AND is on TOP or latest started
827// AND there is no active privacy sensitive capture or call
828// OR client has CAPTURE_AUDIO_OUTPUT privileged permission
Eric Laurent4eb58f12018-12-07 16:41:02 -0800829
Eric Laurent4e947da2019-10-17 15:24:06 -0700830
Eric Laurent4eb58f12018-12-07 16:41:02 -0800831 sp<AudioRecordClient> topActive;
832 sp<AudioRecordClient> latestActive;
Eric Laurentc21d5692020-02-25 10:24:36 -0800833 sp<AudioRecordClient> topSensitiveActive;
Eric Laurentb809a752020-06-29 09:53:13 -0700834 sp<AudioRecordClient> latestSensitiveActiveOrComm;
Oscar Azucenac2cdda32022-01-31 19:10:39 -0800835 sp<AudioRecordClient> latestActiveAssistant;
Eric Laurent1ff16a72019-03-14 18:35:04 -0700836
Eric Laurenta46bedb2018-12-07 18:01:26 -0800837 nsecs_t topStartNs = 0;
838 nsecs_t latestStartNs = 0;
Eric Laurentc21d5692020-02-25 10:24:36 -0800839 nsecs_t topSensitiveStartNs = 0;
Eric Laurent4eb58f12018-12-07 16:41:02 -0800840 nsecs_t latestSensitiveStartNs = 0;
Oscar Azucenac2cdda32022-01-31 19:10:39 -0800841 nsecs_t latestAssistantStartNs = 0;
Eric Laurent4eb58f12018-12-07 16:41:02 -0800842 bool isA11yOnTop = mUidPolicy->isA11yOnTop();
843 bool isAssistantOnTop = false;
Oscar Azucenac2cdda32022-01-31 19:10:39 -0800844 bool useActiveAssistantList = false;
Eric Laurent4eb58f12018-12-07 16:41:02 -0800845 bool isSensitiveActive = false;
Eric Laurent1ff16a72019-03-14 18:35:04 -0700846 bool isInCall = mPhoneState == AUDIO_MODE_IN_CALL;
Eric Laurentc21d5692020-02-25 10:24:36 -0800847 bool isInCommunication = mPhoneState == AUDIO_MODE_IN_COMMUNICATION;
848 bool rttCallActive = (isInCall || isInCommunication)
Eric Laurent6ede98f2019-06-11 14:50:30 -0700849 && mUidPolicy->isRttEnabled();
Eric Laurent4e947da2019-10-17 15:24:06 -0700850 bool onlyHotwordActive = true;
Eric Laurentb809a752020-06-29 09:53:13 -0700851 bool isPhoneStateOwnerActive = false;
Eric Laurent4eb58f12018-12-07 16:41:02 -0800852
Michael Groovercfd28302018-12-11 19:16:46 -0800853 // if Sensor Privacy is enabled then all recordings should be silenced.
854 if (mSensorPrivacyPolicy->isSensorPrivacyEnabled()) {
855 silenceAllRecordings_l();
856 return;
857 }
858
Eric Laurente8c8b432018-10-17 10:08:02 -0700859 for (size_t i =0; i < mAudioRecordClients.size(); i++) {
860 sp<AudioRecordClient> current = mAudioRecordClients[i];
Svet Ganov33761132021-05-13 22:51:08 +0000861 uid_t currentUid = VALUE_OR_FATAL(aidl2legacy_int32_t_uid_t(
862 current->attributionSource.uid));
Evan Severson1f700cd2021-02-10 13:10:37 -0800863 if (!current->active) {
Eric Laurent1ff16a72019-03-14 18:35:04 -0700864 continue;
Eric Laurent4eb58f12018-12-07 16:41:02 -0800865 }
Eric Laurent1ff16a72019-03-14 18:35:04 -0700866
Philip P. Moltmannbda45752020-07-17 16:41:18 -0700867 app_state_t appState = apmStatFromAmState(mUidPolicy->getUidState(currentUid));
Eric Laurent1ff16a72019-03-14 18:35:04 -0700868 // clients which app is in IDLE state are not eligible for top active or
869 // latest active
870 if (appState == APP_STATE_IDLE) {
871 continue;
872 }
873
Philip P. Moltmannbda45752020-07-17 16:41:18 -0700874 bool isAccessibility = mUidPolicy->isA11yUid(currentUid);
Eric Laurent14a88632020-07-16 12:28:30 -0700875 // Clients capturing for Accessibility services or virtual sources are not considered
Eric Laurentc21d5692020-02-25 10:24:36 -0800876 // for top or latest active to avoid masking regular clients started before
Eric Laurent14a88632020-07-16 12:28:30 -0700877 if (!isAccessibility && !isVirtualSource(current->attributes.source)) {
Philip P. Moltmannbda45752020-07-17 16:41:18 -0700878 bool isAssistant = mUidPolicy->isAssistantUid(currentUid);
Oscar Azucenac2cdda32022-01-31 19:10:39 -0800879 bool isActiveAssistant = mUidPolicy->isActiveAssistantUid(currentUid);
Eric Laurentc21d5692020-02-25 10:24:36 -0800880 bool isPrivacySensitive =
881 (current->attributes.flags & AUDIO_FLAG_CAPTURE_PRIVATE) != 0;
Eric Laurentb809a752020-06-29 09:53:13 -0700882
Eric Laurentc21d5692020-02-25 10:24:36 -0800883 if (appState == APP_STATE_TOP) {
884 if (isPrivacySensitive) {
885 if (current->startTimeNs > topSensitiveStartNs) {
886 topSensitiveActive = current;
887 topSensitiveStartNs = current->startTimeNs;
888 }
889 } else {
890 if (current->startTimeNs > topStartNs) {
891 topActive = current;
892 topStartNs = current->startTimeNs;
893 }
894 }
895 if (isAssistant) {
896 isAssistantOnTop = true;
Oscar Azucenac2cdda32022-01-31 19:10:39 -0800897 if (isActiveAssistant) {
898 useActiveAssistantList = true;
899 } else if (!useActiveAssistantList) {
900 if (current->startTimeNs > latestAssistantStartNs) {
901 latestActiveAssistant = current;
902 latestAssistantStartNs = current->startTimeNs;
903 }
904 }
Eric Laurentc21d5692020-02-25 10:24:36 -0800905 }
Eric Laurenta46bedb2018-12-07 18:01:26 -0800906 }
Eric Laurentc21d5692020-02-25 10:24:36 -0800907 // Clients capturing for HOTWORD are not considered
908 // for latest active to avoid masking regular clients started before
909 if (!(current->attributes.source == AUDIO_SOURCE_HOTWORD
910 || ((isA11yOnTop || rttCallActive) && isAssistant))) {
911 if (isPrivacySensitive) {
Eric Laurentb809a752020-06-29 09:53:13 -0700912 // if audio mode is IN_COMMUNICATION, make sure the audio mode owner
913 // is marked latest sensitive active even if another app qualifies.
914 if (current->startTimeNs > latestSensitiveStartNs
Philip P. Moltmannbda45752020-07-17 16:41:18 -0700915 || (isInCommunication && currentUid == mPhoneStateOwnerUid)) {
Eric Laurentb809a752020-06-29 09:53:13 -0700916 if (!isInCommunication || latestSensitiveActiveOrComm == nullptr
Philip P. Moltmannbda45752020-07-17 16:41:18 -0700917 || VALUE_OR_FATAL(aidl2legacy_int32_t_uid_t(
Svet Ganov33761132021-05-13 22:51:08 +0000918 latestSensitiveActiveOrComm->attributionSource.uid))
Philip P. Moltmannbda45752020-07-17 16:41:18 -0700919 != mPhoneStateOwnerUid) {
Eric Laurentb809a752020-06-29 09:53:13 -0700920 latestSensitiveActiveOrComm = current;
921 latestSensitiveStartNs = current->startTimeNs;
922 }
Eric Laurentc21d5692020-02-25 10:24:36 -0800923 }
924 isSensitiveActive = true;
925 } else {
926 if (current->startTimeNs > latestStartNs) {
927 latestActive = current;
928 latestStartNs = current->startTimeNs;
929 }
930 }
Eric Laurent4eb58f12018-12-07 16:41:02 -0800931 }
932 }
Eric Laurent4e947da2019-10-17 15:24:06 -0700933 if (current->attributes.source != AUDIO_SOURCE_HOTWORD) {
934 onlyHotwordActive = false;
935 }
Eric Laurentb0eff0f2021-11-09 16:05:49 +0100936 if (currentUid == mPhoneStateOwnerUid &&
937 !isVirtualSource(current->attributes.source)) {
Eric Laurentb809a752020-06-29 09:53:13 -0700938 isPhoneStateOwnerActive = true;
939 }
Eric Laurent4eb58f12018-12-07 16:41:02 -0800940 }
941
Eric Laurent1ff16a72019-03-14 18:35:04 -0700942 // if no active client with UI on Top, consider latest active as top
943 if (topActive == nullptr) {
944 topActive = latestActive;
Eric Laurentc21d5692020-02-25 10:24:36 -0800945 topStartNs = latestStartNs;
946 }
947 if (topSensitiveActive == nullptr) {
Eric Laurentb809a752020-06-29 09:53:13 -0700948 topSensitiveActive = latestSensitiveActiveOrComm;
Eric Laurentc21d5692020-02-25 10:24:36 -0800949 topSensitiveStartNs = latestSensitiveStartNs;
Eric Laurentb809a752020-06-29 09:53:13 -0700950 } else if (latestSensitiveActiveOrComm != nullptr) {
951 // if audio mode is IN_COMMUNICATION, favor audio mode owner over an app with
952 // foreground UI in case both are capturing with privacy sensitive flag.
Philip P. Moltmannbda45752020-07-17 16:41:18 -0700953 uid_t latestActiveUid = VALUE_OR_FATAL(
Svet Ganov33761132021-05-13 22:51:08 +0000954 aidl2legacy_int32_t_uid_t(latestSensitiveActiveOrComm->attributionSource.uid));
Philip P. Moltmannbda45752020-07-17 16:41:18 -0700955 if (isInCommunication && latestActiveUid == mPhoneStateOwnerUid) {
Eric Laurentb809a752020-06-29 09:53:13 -0700956 topSensitiveActive = latestSensitiveActiveOrComm;
957 topSensitiveStartNs = latestSensitiveStartNs;
958 }
Eric Laurentc21d5692020-02-25 10:24:36 -0800959 }
960
961 // If both privacy sensitive and regular capture are active:
962 // if the regular capture is privileged
963 // allow concurrency
964 // else
965 // favor the privacy sensitive case
966 if (topActive != nullptr && topSensitiveActive != nullptr
Ricardo Correa57a37692020-03-23 17:27:25 -0700967 && !topActive->canCaptureOutput) {
Eric Laurentc21d5692020-02-25 10:24:36 -0800968 topActive = nullptr;
Eric Laurent4eb58f12018-12-07 16:41:02 -0800969 }
970
971 for (size_t i =0; i < mAudioRecordClients.size(); i++) {
972 sp<AudioRecordClient> current = mAudioRecordClients[i];
Philip P. Moltmannbda45752020-07-17 16:41:18 -0700973 uid_t currentUid = VALUE_OR_FATAL(aidl2legacy_int32_t_uid_t(
Svet Ganov33761132021-05-13 22:51:08 +0000974 current->attributionSource.uid));
Eric Laurent1ff16a72019-03-14 18:35:04 -0700975 if (!current->active) {
976 continue;
977 }
978
Eric Laurent4eb58f12018-12-07 16:41:02 -0800979 audio_source_t source = current->attributes.source;
Philip P. Moltmannbda45752020-07-17 16:41:18 -0700980 bool isTopOrLatestActive = topActive == nullptr ? false :
Svet Ganov33761132021-05-13 22:51:08 +0000981 current->attributionSource.uid == topActive->attributionSource.uid;
Philip P. Moltmannbda45752020-07-17 16:41:18 -0700982 bool isTopOrLatestSensitive = topSensitiveActive == nullptr ? false :
Svet Ganov33761132021-05-13 22:51:08 +0000983 current->attributionSource.uid == topSensitiveActive->attributionSource.uid;
Oscar Azucenac2cdda32022-01-31 19:10:39 -0800984 bool isTopOrLatestAssistant = latestActiveAssistant == nullptr ? false :
985 current->attributionSource.uid == latestActiveAssistant->attributionSource.uid;
Eric Laurentc21d5692020-02-25 10:24:36 -0800986
Mikhail Naganov12b716c2020-04-30 22:37:43 +0000987 auto canCaptureIfInCallOrCommunication = [&](const auto &recordClient) REQUIRES(mLock) {
Philip P. Moltmannbda45752020-07-17 16:41:18 -0700988 uid_t recordUid = VALUE_OR_FATAL(aidl2legacy_int32_t_uid_t(
Svet Ganov33761132021-05-13 22:51:08 +0000989 recordClient->attributionSource.uid));
Ricardo Correa57a37692020-03-23 17:27:25 -0700990 bool canCaptureCall = recordClient->canCaptureOutput;
Eric Laurentb809a752020-06-29 09:53:13 -0700991 bool canCaptureCommunication = recordClient->canCaptureOutput
992 || !isPhoneStateOwnerActive
Philip P. Moltmannbda45752020-07-17 16:41:18 -0700993 || recordUid == mPhoneStateOwnerUid;
Eric Laurentb809a752020-06-29 09:53:13 -0700994 return !(isInCall && !canCaptureCall)
995 && !(isInCommunication && !canCaptureCommunication);
Eric Laurentc21d5692020-02-25 10:24:36 -0800996 };
Eric Laurent1ff16a72019-03-14 18:35:04 -0700997
998 // By default allow capture if:
999 // The assistant is not on TOP
Eric Laurenta171e352019-05-07 13:04:45 -07001000 // AND is on TOP or latest started
Eric Laurent1ff16a72019-03-14 18:35:04 -07001001 // AND there is no active privacy sensitive capture or call
1002 // OR client has CAPTURE_AUDIO_OUTPUT privileged permission
1003 bool allowCapture = !isAssistantOnTop
Eric Laurentc21d5692020-02-25 10:24:36 -08001004 && (isTopOrLatestActive || isTopOrLatestSensitive)
1005 && !(isSensitiveActive
Ricardo Correa57a37692020-03-23 17:27:25 -07001006 && !(isTopOrLatestSensitive || current->canCaptureOutput))
Eric Laurentc21d5692020-02-25 10:24:36 -08001007 && canCaptureIfInCallOrCommunication(current);
Eric Laurent2dc962b2019-03-01 08:25:25 -08001008
Eric Laurented726cc2021-07-01 14:26:41 +02001009 if (!current->hasOp()) {
1010 // Never allow capture if app op is denied
1011 allowCapture = false;
1012 } else if (isVirtualSource(source)) {
Eric Laurent1ff16a72019-03-14 18:35:04 -07001013 // Allow capture for virtual (remote submix, call audio TX or RX...) sources
1014 allowCapture = true;
Oscar Azucenac2cdda32022-01-31 19:10:39 -08001015 } else if (!useActiveAssistantList && mUidPolicy->isAssistantUid(currentUid)) {
Eric Laurent1ff16a72019-03-14 18:35:04 -07001016 // For assistant allow capture if:
Oscar Azucenac2cdda32022-01-31 19:10:39 -08001017 // Active assistant list is not being used
1018 // AND accessibility service is on TOP or a RTT call is active
Eric Laurent1ff16a72019-03-14 18:35:04 -07001019 // AND the source is VOICE_RECOGNITION or HOTWORD
Oscar Azucenac2cdda32022-01-31 19:10:39 -08001020 // OR there is no active privacy sensitive capture or call
1021 // OR client has CAPTURE_AUDIO_OUTPUT privileged permission
1022 // AND is latest TOP assistant AND
1023 // uses VOICE_RECOGNITION OR uses HOTWORD
1024 // OR there is no TOP assistant and uses HOTWORD
Eric Laurent6ede98f2019-06-11 14:50:30 -07001025 if (isA11yOnTop || rttCallActive) {
Eric Laurent4eb58f12018-12-07 16:41:02 -08001026 if (source == AUDIO_SOURCE_HOTWORD || source == AUDIO_SOURCE_VOICE_RECOGNITION) {
Eric Laurent1ff16a72019-03-14 18:35:04 -07001027 allowCapture = true;
Eric Laurent4eb58f12018-12-07 16:41:02 -08001028 }
Oscar Azucenac2cdda32022-01-31 19:10:39 -08001029 } else if (!(isSensitiveActive && !current->canCaptureOutput)
1030 && canCaptureIfInCallOrCommunication(current)) {
1031 if (isTopOrLatestAssistant
1032 && (source == AUDIO_SOURCE_VOICE_RECOGNITION
1033 || source == AUDIO_SOURCE_HOTWORD)) {
1034 allowCapture = true;
1035 } else if (!isAssistantOnTop && (source == AUDIO_SOURCE_HOTWORD)) {
1036 allowCapture = true;
1037 }
1038 }
1039 } else if (useActiveAssistantList && mUidPolicy->isActiveAssistantUid(currentUid)) {
1040 // For assistant on active list and on top allow capture if:
1041 // An accessibility service is on TOP
1042 // AND the source is VOICE_RECOGNITION or HOTWORD
1043 // OR there is no active privacy sensitive capture or call
1044 // OR client has CAPTURE_AUDIO_OUTPUT privileged permission
1045 // AND uses VOICE_RECOGNITION OR uses HOTWORD
1046 if (isA11yOnTop) {
1047 if (source == AUDIO_SOURCE_HOTWORD || source == AUDIO_SOURCE_VOICE_RECOGNITION) {
1048 allowCapture = true;
1049 }
1050 } else if (!(isSensitiveActive && !current->canCaptureOutput)
Eric Laurentc21d5692020-02-25 10:24:36 -08001051 && canCaptureIfInCallOrCommunication(current)) {
Oscar Azucenac2cdda32022-01-31 19:10:39 -08001052 if ((source == AUDIO_SOURCE_VOICE_RECOGNITION) || (source == AUDIO_SOURCE_HOTWORD))
1053 {
Eric Laurent1ff16a72019-03-14 18:35:04 -07001054 allowCapture = true;
Eric Laurent4eb58f12018-12-07 16:41:02 -08001055 }
1056 }
Philip P. Moltmannbda45752020-07-17 16:41:18 -07001057 } else if (mUidPolicy->isA11yUid(currentUid)) {
Eric Laurent1ff16a72019-03-14 18:35:04 -07001058 // For accessibility service allow capture if:
Eric Laurent47670c92019-08-28 16:59:05 -07001059 // The assistant is not on TOP
1060 // AND there is no active privacy sensitive capture or call
Eric Laurent589171c2019-07-25 18:04:29 -07001061 // OR client has CAPTURE_AUDIO_OUTPUT privileged permission
Eric Laurent47670c92019-08-28 16:59:05 -07001062 // OR
1063 // Is on TOP AND the source is VOICE_RECOGNITION or HOTWORD
1064 if (!isAssistantOnTop
Ricardo Correa57a37692020-03-23 17:27:25 -07001065 && !(isSensitiveActive && !current->canCaptureOutput)
Eric Laurentc21d5692020-02-25 10:24:36 -08001066 && canCaptureIfInCallOrCommunication(current)) {
Eric Laurent47670c92019-08-28 16:59:05 -07001067 allowCapture = true;
1068 }
Eric Laurent589171c2019-07-25 18:04:29 -07001069 if (isA11yOnTop) {
1070 if (source == AUDIO_SOURCE_VOICE_RECOGNITION || source == AUDIO_SOURCE_HOTWORD) {
1071 allowCapture = true;
1072 }
Eric Laurent4eb58f12018-12-07 16:41:02 -08001073 }
Eric Laurent4e947da2019-10-17 15:24:06 -07001074 } else if (source == AUDIO_SOURCE_HOTWORD) {
1075 // For HOTWORD source allow capture when not on TOP if:
1076 // All active clients are using HOTWORD source
1077 // AND no call is active
1078 // OR client has CAPTURE_AUDIO_OUTPUT privileged permission
Eric Laurentc21d5692020-02-25 10:24:36 -08001079 if (onlyHotwordActive
1080 && canCaptureIfInCallOrCommunication(current)) {
Eric Laurent4e947da2019-10-17 15:24:06 -07001081 allowCapture = true;
1082 }
Philip P. Moltmannbda45752020-07-17 16:41:18 -07001083 } else if (mUidPolicy->isCurrentImeUid(currentUid)) {
Kohsuke Yatoha623a132020-03-24 20:10:26 -07001084 // For current InputMethodService allow capture if:
1085 // A RTT call is active AND the source is VOICE_RECOGNITION
1086 if (rttCallActive && source == AUDIO_SOURCE_VOICE_RECOGNITION) {
1087 allowCapture = true;
1088 }
Eric Laurent4eb58f12018-12-07 16:41:02 -08001089 }
Eric Laurent8c7ef892021-06-10 13:32:16 +02001090 setAppState_l(current,
Philip P. Moltmannbda45752020-07-17 16:41:18 -07001091 allowCapture ? apmStatFromAmState(mUidPolicy->getUidState(currentUid)) :
Eric Laurent1ff16a72019-03-14 18:35:04 -07001092 APP_STATE_IDLE);
Eric Laurente8c8b432018-10-17 10:08:02 -07001093 }
1094}
1095
Michael Groovercfd28302018-12-11 19:16:46 -08001096void AudioPolicyService::silenceAllRecordings_l() {
1097 for (size_t i = 0; i < mAudioRecordClients.size(); i++) {
1098 sp<AudioRecordClient> current = mAudioRecordClients[i];
Eric Laurent1ff16a72019-03-14 18:35:04 -07001099 if (!isVirtualSource(current->attributes.source)) {
Eric Laurent8c7ef892021-06-10 13:32:16 +02001100 setAppState_l(current, APP_STATE_IDLE);
Eric Laurent1ff16a72019-03-14 18:35:04 -07001101 }
Michael Groovercfd28302018-12-11 19:16:46 -08001102 }
1103}
1104
Eric Laurente8c8b432018-10-17 10:08:02 -07001105/* static */
1106app_state_t AudioPolicyService::apmStatFromAmState(int amState) {
Eric Laurent1ff16a72019-03-14 18:35:04 -07001107
1108 if (amState == ActivityManager::PROCESS_STATE_UNKNOWN) {
Eric Laurente8c8b432018-10-17 10:08:02 -07001109 return APP_STATE_IDLE;
Eric Laurent1ff16a72019-03-14 18:35:04 -07001110 } else if (amState <= ActivityManager::PROCESS_STATE_TOP) {
1111 // include persistent services
1112 return APP_STATE_TOP;
Eric Laurente8c8b432018-10-17 10:08:02 -07001113 }
1114 return APP_STATE_FOREGROUND;
1115}
1116
Eric Laurent4eb58f12018-12-07 16:41:02 -08001117/* static */
Eric Laurent2dc962b2019-03-01 08:25:25 -08001118bool AudioPolicyService::isVirtualSource(audio_source_t source)
Eric Laurent4eb58f12018-12-07 16:41:02 -08001119{
1120 switch (source) {
1121 case AUDIO_SOURCE_VOICE_UPLINK:
1122 case AUDIO_SOURCE_VOICE_DOWNLINK:
1123 case AUDIO_SOURCE_VOICE_CALL:
Eric Laurent2dc962b2019-03-01 08:25:25 -08001124 case AUDIO_SOURCE_REMOTE_SUBMIX:
1125 case AUDIO_SOURCE_FM_TUNER:
Eric Laurent68eb2122020-04-30 17:40:57 -07001126 case AUDIO_SOURCE_ECHO_REFERENCE:
Eric Laurent4eb58f12018-12-07 16:41:02 -08001127 return true;
1128 default:
1129 break;
1130 }
1131 return false;
1132}
1133
Eric Laurented726cc2021-07-01 14:26:41 +02001134/* static */
1135bool AudioPolicyService::isAppOpSource(audio_source_t source)
1136{
1137 switch (source) {
1138 case AUDIO_SOURCE_FM_TUNER:
1139 case AUDIO_SOURCE_ECHO_REFERENCE:
Eric Laurent637bd202021-09-22 11:17:11 +02001140 case AUDIO_SOURCE_REMOTE_SUBMIX:
Eric Laurented726cc2021-07-01 14:26:41 +02001141 return false;
1142 default:
1143 break;
1144 }
1145 return true;
1146}
1147
Eric Laurent8c7ef892021-06-10 13:32:16 +02001148void AudioPolicyService::setAppState_l(sp<AudioRecordClient> client, app_state_t state)
Eric Laurente8c8b432018-10-17 10:08:02 -07001149{
1150 AutoCallerClear acc;
1151
1152 if (mAudioPolicyManager) {
Eric Laurent8c7ef892021-06-10 13:32:16 +02001153 mAudioPolicyManager->setAppState(client->portId, state);
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001154 }
1155 sp<IAudioFlinger> af = AudioSystem::get_audio_flinger();
1156 if (af) {
Eric Laurentf32108e2018-10-04 17:22:04 -07001157 bool silenced = state == APP_STATE_IDLE;
Eric Laurent8c7ef892021-06-10 13:32:16 +02001158 if (client->silenced != silenced) {
1159 if (client->active) {
1160 if (silenced) {
1161 finishRecording(client->attributionSource, client->attributes.source);
1162 } else {
1163 std::stringstream msg;
1164 msg << "Audio recording un-silenced on session " << client->session;
1165 if (!startRecording(client->attributionSource, String16(msg.str().c_str()),
1166 client->attributes.source)) {
1167 silenced = true;
1168 }
1169 }
1170 }
1171 af->setRecordSilenced(client->portId, silenced);
1172 client->silenced = silenced;
1173 }
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001174 }
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001175}
1176
Glenn Kasten0f11b512014-01-31 16:18:54 -08001177status_t AudioPolicyService::dump(int fd, const Vector<String16>& args __unused)
Mathias Agopian65ab4712010-07-14 17:59:35 -07001178{
Glenn Kasten44deb052012-02-05 18:09:08 -08001179 if (!dumpAllowed()) {
Mathias Agopian65ab4712010-07-14 17:59:35 -07001180 dumpPermissionDenial(fd);
1181 } else {
Mikhail Naganov12b716c2020-04-30 22:37:43 +00001182 const bool locked = dumpTryLock(mLock);
Mathias Agopian65ab4712010-07-14 17:59:35 -07001183 if (!locked) {
1184 String8 result(kDeadlockedString);
1185 write(fd, result.string(), result.size());
1186 }
1187
1188 dumpInternals(fd);
Mikhail Naganov1b22e542022-02-25 04:24:49 +00001189
1190 String8 actPtr = String8::format("AudioCommandThread: %p\n", mAudioCommandThread.get());
1191 write(fd, actPtr.string(), actPtr.size());
Glenn Kasten9d1f02d2012-02-08 17:47:58 -08001192 if (mAudioCommandThread != 0) {
Mathias Agopian65ab4712010-07-14 17:59:35 -07001193 mAudioCommandThread->dump(fd);
1194 }
Mathias Agopian65ab4712010-07-14 17:59:35 -07001195
Mikhail Naganov1b22e542022-02-25 04:24:49 +00001196 String8 octPtr = String8::format("OutputCommandThread: %p\n", mOutputCommandThread.get());
1197 write(fd, octPtr.string(), octPtr.size());
1198 if (mOutputCommandThread != 0) {
1199 mOutputCommandThread->dump(fd);
1200 }
1201
Eric Laurentdce54a12014-03-10 12:19:46 -07001202 if (mAudioPolicyManager) {
1203 mAudioPolicyManager->dump(fd);
Mikhail Naganov1b22e542022-02-25 04:24:49 +00001204 } else {
1205 String8 apmPtr = String8::format("AudioPolicyManager: %p\n", mAudioPolicyManager);
1206 write(fd, apmPtr.string(), apmPtr.size());
Eric Laurentdce54a12014-03-10 12:19:46 -07001207 }
Mathias Agopian65ab4712010-07-14 17:59:35 -07001208
Kevin Rocard8be94972019-02-22 13:26:25 -08001209 mPackageManager.dump(fd);
1210
Mikhail Naganov12b716c2020-04-30 22:37:43 +00001211 dumpReleaseLock(mLock, locked);
Andy Hungc747c532022-03-07 21:41:14 -08001212
1213 {
1214 std::string timeCheckStats = getIAudioPolicyServiceStatistics().dump();
1215 dprintf(fd, "\nIAudioPolicyService binder call profile\n");
1216 write(fd, timeCheckStats.c_str(), timeCheckStats.size());
1217 }
Mathias Agopian65ab4712010-07-14 17:59:35 -07001218 }
1219 return NO_ERROR;
1220}
1221
1222status_t AudioPolicyService::dumpPermissionDenial(int fd)
1223{
1224 const size_t SIZE = 256;
1225 char buffer[SIZE];
1226 String8 result;
1227 snprintf(buffer, SIZE, "Permission Denial: "
1228 "can't dump AudioPolicyService from pid=%d, uid=%d\n",
1229 IPCThreadState::self()->getCallingPid(),
1230 IPCThreadState::self()->getCallingUid());
1231 result.append(buffer);
1232 write(fd, result.string(), result.size());
1233 return NO_ERROR;
1234}
1235
1236status_t AudioPolicyService::onTransact(
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001237 uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags) {
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -08001238 // make sure transactions reserved to AudioFlinger do not come from other processes
1239 switch (code) {
1240 case TRANSACTION_startOutput:
1241 case TRANSACTION_stopOutput:
1242 case TRANSACTION_releaseOutput:
1243 case TRANSACTION_getInputForAttr:
1244 case TRANSACTION_startInput:
1245 case TRANSACTION_stopInput:
1246 case TRANSACTION_releaseInput:
1247 case TRANSACTION_getOutputForEffect:
1248 case TRANSACTION_registerEffect:
1249 case TRANSACTION_unregisterEffect:
1250 case TRANSACTION_setEffectEnabled:
1251 case TRANSACTION_getStrategyForStream:
1252 case TRANSACTION_getOutputForAttr:
1253 case TRANSACTION_moveEffectsToIo:
1254 ALOGW("%s: transaction %d received from PID %d",
1255 __func__, code, IPCThreadState::self()->getCallingPid());
1256 return INVALID_OPERATION;
1257 default:
1258 break;
1259 }
1260
1261 // make sure the following transactions come from system components
1262 switch (code) {
1263 case TRANSACTION_setDeviceConnectionState:
1264 case TRANSACTION_handleDeviceConfigChange:
1265 case TRANSACTION_setPhoneState:
1266//FIXME: Allow setForceUse calls from system apps until a better use case routing API is available
1267// case TRANSACTION_setForceUse:
1268 case TRANSACTION_initStreamVolume:
1269 case TRANSACTION_setStreamVolumeIndex:
1270 case TRANSACTION_setVolumeIndexForAttributes:
1271 case TRANSACTION_getStreamVolumeIndex:
1272 case TRANSACTION_getVolumeIndexForAttributes:
1273 case TRANSACTION_getMinVolumeIndexForAttributes:
1274 case TRANSACTION_getMaxVolumeIndexForAttributes:
1275 case TRANSACTION_isStreamActive:
1276 case TRANSACTION_isStreamActiveRemotely:
1277 case TRANSACTION_isSourceActive:
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -08001278 case TRANSACTION_registerPolicyMixes:
1279 case TRANSACTION_setMasterMono:
1280 case TRANSACTION_getSurroundFormats:
Kriti Dang6537def2021-03-02 13:46:59 +01001281 case TRANSACTION_getReportedSurroundFormats:
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -08001282 case TRANSACTION_setSurroundFormatEnabled:
Oscar Azucena829d90d2022-01-28 17:17:56 -08001283 case TRANSACTION_setAssistantServicesUids:
Oscar Azucenac2cdda32022-01-31 19:10:39 -08001284 case TRANSACTION_setActiveAssistantServicesUids:
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -08001285 case TRANSACTION_setA11yServicesUids:
1286 case TRANSACTION_setUidDeviceAffinities:
1287 case TRANSACTION_removeUidDeviceAffinities:
1288 case TRANSACTION_setUserIdDeviceAffinities:
1289 case TRANSACTION_removeUserIdDeviceAffinities:
Pattydd807582021-11-04 21:01:03 +08001290 case TRANSACTION_getHwOffloadFormatsSupportedForBluetoothMedia:
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -08001291 case TRANSACTION_listAudioVolumeGroups:
1292 case TRANSACTION_getVolumeGroupFromAudioAttributes:
1293 case TRANSACTION_acquireSoundTriggerSession:
1294 case TRANSACTION_releaseSoundTriggerSession:
1295 case TRANSACTION_setRttEnabled:
1296 case TRANSACTION_isCallScreenModeSupported:
1297 case TRANSACTION_setDevicesRoleForStrategy:
1298 case TRANSACTION_setSupportedSystemUsages:
1299 case TRANSACTION_removeDevicesRoleForStrategy:
1300 case TRANSACTION_getDevicesForRoleAndStrategy:
1301 case TRANSACTION_getDevicesForAttributes:
1302 case TRANSACTION_setAllowedCapturePolicy:
1303 case TRANSACTION_onNewAudioModulesAvailable:
1304 case TRANSACTION_setCurrentImeUid:
1305 case TRANSACTION_registerSoundTriggerCaptureStateListener:
1306 case TRANSACTION_setDevicesRoleForCapturePreset:
1307 case TRANSACTION_addDevicesRoleForCapturePreset:
1308 case TRANSACTION_removeDevicesRoleForCapturePreset:
1309 case TRANSACTION_clearDevicesRoleForCapturePreset:
Eric Laurent81dd0f52021-07-05 11:54:40 +02001310 case TRANSACTION_getDevicesForRoleAndCapturePreset:
1311 case TRANSACTION_getSpatializer: {
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -08001312 if (!isServiceUid(IPCThreadState::self()->getCallingUid())) {
1313 ALOGW("%s: transaction %d received from PID %d unauthorized UID %d",
1314 __func__, code, IPCThreadState::self()->getCallingPid(),
1315 IPCThreadState::self()->getCallingUid());
1316 return INVALID_OPERATION;
1317 }
1318 } break;
1319 default:
1320 break;
1321 }
1322
Andy Hungc747c532022-03-07 21:41:14 -08001323 const std::string methodName = getIAudioPolicyServiceStatistics().getMethodForCode(code);
1324 mediautils::TimeCheck check(
1325 std::string("IAudioPolicyService::").append(methodName),
1326 [code, methodName](bool timeout, float elapsedMs) { // don't move methodName.
1327 if (timeout) {
1328 mediametrics::LogItem(AMEDIAMETRICS_KEY_AUDIO_POLICY)
1329 .set(AMEDIAMETRICS_PROP_EVENT, AMEDIAMETRICS_PROP_EVENT_VALUE_TIMEOUT)
1330 .set(AMEDIAMETRICS_PROP_METHODCODE, int64_t(code))
1331 .set(AMEDIAMETRICS_PROP_METHODNAME, methodName.c_str())
1332 .record();
1333 } else {
1334 getIAudioPolicyServiceStatistics().event(code, elapsedMs);
1335 }
1336 });
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -08001337
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001338 switch (code) {
1339 case SHELL_COMMAND_TRANSACTION: {
1340 int in = data.readFileDescriptor();
1341 int out = data.readFileDescriptor();
1342 int err = data.readFileDescriptor();
1343 int argc = data.readInt32();
1344 Vector<String16> args;
1345 for (int i = 0; i < argc && data.dataAvail() > 0; i++) {
1346 args.add(data.readString16());
1347 }
1348 sp<IBinder> unusedCallback;
1349 sp<IResultReceiver> resultReceiver;
1350 status_t status;
1351 if ((status = data.readNullableStrongBinder(&unusedCallback)) != NO_ERROR) {
1352 return status;
1353 }
1354 if ((status = data.readNullableStrongBinder(&resultReceiver)) != NO_ERROR) {
1355 return status;
1356 }
1357 status = shellCommand(in, out, err, args);
1358 if (resultReceiver != nullptr) {
1359 resultReceiver->send(status);
1360 }
1361 return NO_ERROR;
1362 }
1363 }
1364
Mathias Agopian65ab4712010-07-14 17:59:35 -07001365 return BnAudioPolicyService::onTransact(code, data, reply, flags);
1366}
1367
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001368// ------------------- Shell command implementation -------------------
1369
1370// NOTE: This is a remote API - make sure all args are validated
1371status_t AudioPolicyService::shellCommand(int in, int out, int err, Vector<String16>& args) {
1372 if (!checkCallingPermission(sManageAudioPolicyPermission, nullptr, nullptr)) {
1373 return PERMISSION_DENIED;
1374 }
1375 if (in == BAD_TYPE || out == BAD_TYPE || err == BAD_TYPE) {
1376 return BAD_VALUE;
1377 }
jovanakbe066e12019-09-02 11:54:39 -07001378 if (args.size() >= 3 && args[0] == String16("set-uid-state")) {
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001379 return handleSetUidState(args, err);
jovanakbe066e12019-09-02 11:54:39 -07001380 } else if (args.size() >= 2 && args[0] == String16("reset-uid-state")) {
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001381 return handleResetUidState(args, err);
jovanakbe066e12019-09-02 11:54:39 -07001382 } else if (args.size() >= 2 && args[0] == String16("get-uid-state")) {
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001383 return handleGetUidState(args, out, err);
Eric Laurent269acb42021-04-23 16:53:22 +02001384 } else if (args.size() >= 1 && args[0] == String16("purge_permission-cache")) {
1385 purgePermissionCache();
1386 return NO_ERROR;
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001387 } else if (args.size() == 1 && args[0] == String16("help")) {
1388 printHelp(out);
1389 return NO_ERROR;
1390 }
1391 printHelp(err);
1392 return BAD_VALUE;
1393}
1394
jovanakbe066e12019-09-02 11:54:39 -07001395static status_t getUidForPackage(String16 packageName, int userId, /*inout*/uid_t& uid, int err) {
1396 if (userId < 0) {
1397 ALOGE("Invalid user: %d", userId);
1398 dprintf(err, "Invalid user: %d\n", userId);
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001399 return BAD_VALUE;
1400 }
jovanakbe066e12019-09-02 11:54:39 -07001401
1402 PermissionController pc;
1403 uid = pc.getPackageUid(packageName, 0);
1404 if (uid <= 0) {
1405 ALOGE("Unknown package: '%s'", String8(packageName).string());
1406 dprintf(err, "Unknown package: '%s'\n", String8(packageName).string());
1407 return BAD_VALUE;
1408 }
1409
1410 uid = multiuser_get_uid(userId, uid);
1411 return NO_ERROR;
1412}
1413
1414status_t AudioPolicyService::handleSetUidState(Vector<String16>& args, int err) {
1415 // Valid arg.size() is 3 or 5, args.size() is 5 with --user option.
1416 if (!(args.size() == 3 || args.size() == 5)) {
1417 printHelp(err);
1418 return BAD_VALUE;
1419 }
1420
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001421 bool active = false;
1422 if (args[2] == String16("active")) {
1423 active = true;
1424 } else if ((args[2] != String16("idle"))) {
1425 ALOGE("Expected active or idle but got: '%s'", String8(args[2]).string());
1426 return BAD_VALUE;
1427 }
jovanakbe066e12019-09-02 11:54:39 -07001428
1429 int userId = 0;
1430 if (args.size() >= 5 && args[3] == String16("--user")) {
1431 userId = atoi(String8(args[4]));
1432 }
1433
1434 uid_t uid;
1435 if (getUidForPackage(args[1], userId, uid, err) == BAD_VALUE) {
1436 return BAD_VALUE;
1437 }
1438
Mikhail Naganov12b716c2020-04-30 22:37:43 +00001439 sp<UidPolicy> uidPolicy;
1440 {
1441 Mutex::Autolock _l(mLock);
1442 uidPolicy = mUidPolicy;
1443 }
1444 if (uidPolicy) {
1445 uidPolicy->addOverrideUid(uid, active);
1446 return NO_ERROR;
1447 }
1448 return NO_INIT;
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001449}
1450
1451status_t AudioPolicyService::handleResetUidState(Vector<String16>& args, int err) {
jovanakbe066e12019-09-02 11:54:39 -07001452 // Valid arg.size() is 2 or 4, args.size() is 4 with --user option.
1453 if (!(args.size() == 2 || args.size() == 4)) {
1454 printHelp(err);
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001455 return BAD_VALUE;
1456 }
jovanakbe066e12019-09-02 11:54:39 -07001457
1458 int userId = 0;
1459 if (args.size() >= 4 && args[2] == String16("--user")) {
1460 userId = atoi(String8(args[3]));
1461 }
1462
1463 uid_t uid;
1464 if (getUidForPackage(args[1], userId, uid, err) == BAD_VALUE) {
1465 return BAD_VALUE;
1466 }
1467
Mikhail Naganov12b716c2020-04-30 22:37:43 +00001468 sp<UidPolicy> uidPolicy;
1469 {
1470 Mutex::Autolock _l(mLock);
1471 uidPolicy = mUidPolicy;
1472 }
1473 if (uidPolicy) {
1474 uidPolicy->removeOverrideUid(uid);
1475 return NO_ERROR;
1476 }
1477 return NO_INIT;
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001478}
1479
1480status_t AudioPolicyService::handleGetUidState(Vector<String16>& args, int out, int err) {
jovanakbe066e12019-09-02 11:54:39 -07001481 // Valid arg.size() is 2 or 4, args.size() is 4 with --user option.
1482 if (!(args.size() == 2 || args.size() == 4)) {
1483 printHelp(err);
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001484 return BAD_VALUE;
1485 }
jovanakbe066e12019-09-02 11:54:39 -07001486
1487 int userId = 0;
1488 if (args.size() >= 4 && args[2] == String16("--user")) {
1489 userId = atoi(String8(args[3]));
1490 }
1491
1492 uid_t uid;
1493 if (getUidForPackage(args[1], userId, uid, err) == BAD_VALUE) {
1494 return BAD_VALUE;
1495 }
1496
Mikhail Naganov12b716c2020-04-30 22:37:43 +00001497 sp<UidPolicy> uidPolicy;
1498 {
1499 Mutex::Autolock _l(mLock);
1500 uidPolicy = mUidPolicy;
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001501 }
Mikhail Naganov12b716c2020-04-30 22:37:43 +00001502 if (uidPolicy) {
1503 return dprintf(out, uidPolicy->isUidActive(uid) ? "active\n" : "idle\n");
1504 }
1505 return NO_INIT;
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001506}
1507
1508status_t AudioPolicyService::printHelp(int out) {
1509 return dprintf(out, "Audio policy service commands:\n"
jovanakbe066e12019-09-02 11:54:39 -07001510 " get-uid-state <PACKAGE> [--user USER_ID] gets the uid state\n"
1511 " set-uid-state <PACKAGE> <active|idle> [--user USER_ID] overrides the uid state\n"
1512 " reset-uid-state <PACKAGE> [--user USER_ID] clears the uid state override\n"
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001513 " help print this message\n");
1514}
1515
1516// ----------- AudioPolicyService::UidPolicy implementation ----------
1517
1518void AudioPolicyService::UidPolicy::registerSelf() {
Steven Moreland2f348142019-07-02 15:59:07 -07001519 status_t res = mAm.linkToDeath(this);
1520 mAm.registerUidObserver(this, ActivityManager::UID_OBSERVER_GONE
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001521 | ActivityManager::UID_OBSERVER_IDLE
Eric Laurente8c8b432018-10-17 10:08:02 -07001522 | ActivityManager::UID_OBSERVER_ACTIVE
1523 | ActivityManager::UID_OBSERVER_PROCSTATE,
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001524 ActivityManager::PROCESS_STATE_UNKNOWN,
1525 String16("audioserver"));
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001526 if (!res) {
1527 Mutex::Autolock _l(mLock);
1528 mObserverRegistered = true;
1529 } else {
1530 ALOGE("UidPolicy::registerSelf linkToDeath failed: %d", res);
Eric Laurent4eb58f12018-12-07 16:41:02 -08001531
Steven Moreland2f348142019-07-02 15:59:07 -07001532 mAm.unregisterUidObserver(this);
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001533 }
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001534}
1535
1536void AudioPolicyService::UidPolicy::unregisterSelf() {
Steven Moreland2f348142019-07-02 15:59:07 -07001537 mAm.unlinkToDeath(this);
1538 mAm.unregisterUidObserver(this);
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001539 Mutex::Autolock _l(mLock);
1540 mObserverRegistered = false;
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001541}
1542
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001543void AudioPolicyService::UidPolicy::binderDied(__unused const wp<IBinder> &who) {
1544 Mutex::Autolock _l(mLock);
1545 mCachedUids.clear();
1546 mObserverRegistered = false;
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001547}
1548
Eric Laurente8c8b432018-10-17 10:08:02 -07001549void AudioPolicyService::UidPolicy::checkRegistered() {
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001550 bool needToReregister = false;
1551 {
1552 Mutex::Autolock _l(mLock);
1553 needToReregister = !mObserverRegistered;
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001554 }
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001555 if (needToReregister) {
1556 // Looks like ActivityManager has died previously, attempt to re-register.
1557 registerSelf();
1558 }
Eric Laurente8c8b432018-10-17 10:08:02 -07001559}
1560
1561bool AudioPolicyService::UidPolicy::isUidActive(uid_t uid) {
1562 if (isServiceUid(uid)) return true;
1563 checkRegistered();
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001564 {
1565 Mutex::Autolock _l(mLock);
1566 auto overrideIter = mOverrideUids.find(uid);
1567 if (overrideIter != mOverrideUids.end()) {
Eric Laurente8c8b432018-10-17 10:08:02 -07001568 return overrideIter->second.first;
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001569 }
1570 // In an absense of the ActivityManager, assume everything to be active.
1571 if (!mObserverRegistered) return true;
1572 auto cacheIter = mCachedUids.find(uid);
Mikhail Naganoveba668a2018-04-05 08:13:15 -07001573 if (cacheIter != mCachedUids.end()) {
Eric Laurente8c8b432018-10-17 10:08:02 -07001574 return cacheIter->second.first;
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001575 }
1576 }
1577 ActivityManager am;
Hui Yu12c7ec72020-05-04 17:40:52 +00001578 bool active = am.isUidActive(uid, String16("audioserver"));
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001579 {
1580 Mutex::Autolock _l(mLock);
Eric Laurente8c8b432018-10-17 10:08:02 -07001581 mCachedUids.insert(std::pair<uid_t,
1582 std::pair<bool, int>>(uid, std::pair<bool, int>(active,
1583 ActivityManager::PROCESS_STATE_UNKNOWN)));
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001584 }
1585 return active;
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001586}
1587
Eric Laurente8c8b432018-10-17 10:08:02 -07001588int AudioPolicyService::UidPolicy::getUidState(uid_t uid) {
1589 if (isServiceUid(uid)) {
1590 return ActivityManager::PROCESS_STATE_TOP;
1591 }
1592 checkRegistered();
1593 {
1594 Mutex::Autolock _l(mLock);
1595 auto overrideIter = mOverrideUids.find(uid);
1596 if (overrideIter != mOverrideUids.end()) {
1597 if (overrideIter->second.first) {
1598 if (overrideIter->second.second != ActivityManager::PROCESS_STATE_UNKNOWN) {
1599 return overrideIter->second.second;
1600 } else {
1601 auto cacheIter = mCachedUids.find(uid);
1602 if (cacheIter != mCachedUids.end()) {
1603 return cacheIter->second.second;
1604 }
1605 }
1606 }
1607 return ActivityManager::PROCESS_STATE_UNKNOWN;
1608 }
1609 // In an absense of the ActivityManager, assume everything to be active.
1610 if (!mObserverRegistered) {
1611 return ActivityManager::PROCESS_STATE_TOP;
1612 }
1613 auto cacheIter = mCachedUids.find(uid);
1614 if (cacheIter != mCachedUids.end()) {
1615 if (cacheIter->second.first) {
1616 return cacheIter->second.second;
1617 } else {
1618 return ActivityManager::PROCESS_STATE_UNKNOWN;
1619 }
1620 }
1621 }
1622 ActivityManager am;
Hui Yu12c7ec72020-05-04 17:40:52 +00001623 bool active = am.isUidActive(uid, String16("audioserver"));
Eric Laurente8c8b432018-10-17 10:08:02 -07001624 int state = ActivityManager::PROCESS_STATE_UNKNOWN;
1625 if (active) {
1626 state = am.getUidProcessState(uid, String16("audioserver"));
1627 }
1628 {
1629 Mutex::Autolock _l(mLock);
1630 mCachedUids.insert(std::pair<uid_t,
1631 std::pair<bool, int>>(uid, std::pair<bool, int>(active, state)));
1632 }
Eric Laurent4eb58f12018-12-07 16:41:02 -08001633
Eric Laurente8c8b432018-10-17 10:08:02 -07001634 return state;
1635}
1636
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001637void AudioPolicyService::UidPolicy::onUidActive(uid_t uid) {
Eric Laurente8c8b432018-10-17 10:08:02 -07001638 updateUid(&mCachedUids, uid, true, ActivityManager::PROCESS_STATE_UNKNOWN, true);
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001639}
1640
1641void AudioPolicyService::UidPolicy::onUidGone(uid_t uid, __unused bool disabled) {
Eric Laurente8c8b432018-10-17 10:08:02 -07001642 updateUid(&mCachedUids, uid, false, ActivityManager::PROCESS_STATE_UNKNOWN, false);
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001643}
1644
1645void AudioPolicyService::UidPolicy::onUidIdle(uid_t uid, __unused bool disabled) {
Eric Laurente8c8b432018-10-17 10:08:02 -07001646 updateUid(&mCachedUids, uid, false, ActivityManager::PROCESS_STATE_UNKNOWN, true);
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001647}
1648
Eric Laurente8c8b432018-10-17 10:08:02 -07001649void AudioPolicyService::UidPolicy::onUidStateChanged(uid_t uid,
1650 int32_t procState,
Hui Yu13ad0eb2019-09-09 10:27:07 -07001651 int64_t procStateSeq __unused,
1652 int32_t capability __unused) {
Eric Laurente8c8b432018-10-17 10:08:02 -07001653 if (procState != ActivityManager::PROCESS_STATE_UNKNOWN) {
1654 updateUid(&mCachedUids, uid, true, procState, true);
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001655 }
1656}
1657
Austin Borger65577682022-02-17 00:25:43 +00001658void AudioPolicyService::UidPolicy::onUidProcAdjChanged(uid_t uid __unused) {
1659}
1660
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001661void AudioPolicyService::UidPolicy::updateOverrideUid(uid_t uid, bool active, bool insert) {
Eric Laurente8c8b432018-10-17 10:08:02 -07001662 updateUid(&mOverrideUids, uid, active, ActivityManager::PROCESS_STATE_UNKNOWN, insert);
1663}
1664
1665void AudioPolicyService::UidPolicy::notifyService() {
1666 sp<AudioPolicyService> service = mService.promote();
1667 if (service != nullptr) {
1668 service->updateUidStates();
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001669 }
1670}
1671
Eric Laurente8c8b432018-10-17 10:08:02 -07001672void AudioPolicyService::UidPolicy::updateUid(std::unordered_map<uid_t,
1673 std::pair<bool, int>> *uids,
1674 uid_t uid,
1675 bool active,
1676 int state,
1677 bool insert) {
1678 if (isServiceUid(uid)) {
1679 return;
1680 }
1681 bool wasActive = isUidActive(uid);
1682 int previousState = getUidState(uid);
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001683 {
1684 Mutex::Autolock _l(mLock);
Eric Laurente8c8b432018-10-17 10:08:02 -07001685 updateUidLocked(uids, uid, active, state, insert);
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001686 }
Eric Laurente8c8b432018-10-17 10:08:02 -07001687 if (wasActive != isUidActive(uid) || state != previousState) {
1688 notifyService();
1689 }
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001690}
1691
Eric Laurente8c8b432018-10-17 10:08:02 -07001692void AudioPolicyService::UidPolicy::updateUidLocked(std::unordered_map<uid_t,
1693 std::pair<bool, int>> *uids,
1694 uid_t uid,
1695 bool active,
1696 int state,
1697 bool insert) {
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001698 auto it = uids->find(uid);
1699 if (it != uids->end()) {
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001700 if (insert) {
Eric Laurente8c8b432018-10-17 10:08:02 -07001701 if (state == ActivityManager::PROCESS_STATE_UNKNOWN) {
1702 it->second.first = active;
1703 }
1704 if (it->second.first) {
1705 it->second.second = state;
1706 } else {
1707 it->second.second = ActivityManager::PROCESS_STATE_UNKNOWN;
1708 }
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001709 } else {
1710 uids->erase(it);
1711 }
Eric Laurente8c8b432018-10-17 10:08:02 -07001712 } else if (insert && (state == ActivityManager::PROCESS_STATE_UNKNOWN)) {
1713 uids->insert(std::pair<uid_t, std::pair<bool, int>>(uid,
1714 std::pair<bool, int>(active, state)));
Mikhail Naganoveae73eb2018-04-03 16:57:36 -07001715 }
Svet Ganovf4ddfef2018-01-16 07:37:58 -08001716}
Mathias Agopian65ab4712010-07-14 17:59:35 -07001717
Eric Laurent4eb58f12018-12-07 16:41:02 -08001718bool AudioPolicyService::UidPolicy::isA11yOnTop() {
1719 for (const auto &uid : mCachedUids) {
Eric Laurent47670c92019-08-28 16:59:05 -07001720 if (!isA11yUid(uid.first)) {
Eric Laurent4eb58f12018-12-07 16:41:02 -08001721 continue;
1722 }
Amith Yamasanibcbb3002019-01-23 13:53:33 -08001723 if (uid.second.second >= ActivityManager::PROCESS_STATE_TOP
1724 && uid.second.second <= ActivityManager::PROCESS_STATE_BOUND_FOREGROUND_SERVICE) {
Eric Laurent4eb58f12018-12-07 16:41:02 -08001725 return true;
1726 }
1727 }
1728 return false;
1729}
1730
Eric Laurentb78763e2018-10-17 10:08:02 -07001731bool AudioPolicyService::UidPolicy::isA11yUid(uid_t uid)
1732{
1733 std::vector<uid_t>::iterator it = find(mA11yUids.begin(), mA11yUids.end(), uid);
1734 return it != mA11yUids.end();
1735}
1736
Oscar Azucena829d90d2022-01-28 17:17:56 -08001737void AudioPolicyService::UidPolicy::setAssistantUids(const std::vector<uid_t>& uids) {
1738 mAssistantUids.clear();
1739 mAssistantUids = uids;
1740}
1741
1742bool AudioPolicyService::UidPolicy::isAssistantUid(uid_t uid)
1743{
1744 std::vector<uid_t>::iterator it = find(mAssistantUids.begin(), mAssistantUids.end(), uid);
1745 return it != mAssistantUids.end();
1746}
1747
Oscar Azucenac2cdda32022-01-31 19:10:39 -08001748void AudioPolicyService::UidPolicy::setActiveAssistantUids(const std::vector<uid_t>& activeUids) {
1749 mActiveAssistantUids = activeUids;
1750}
1751
1752bool AudioPolicyService::UidPolicy::isActiveAssistantUid(uid_t uid)
1753{
1754 std::vector<uid_t>::iterator it = find(mActiveAssistantUids.begin(),
1755 mActiveAssistantUids.end(), uid);
1756 return it != mActiveAssistantUids.end();
1757}
1758
Oscar Azucena829d90d2022-01-28 17:17:56 -08001759void AudioPolicyService::UidPolicy::dumpInternals(int fd) {
1760 const size_t SIZE = 256;
1761 char buffer[SIZE];
1762 String8 result;
1763 auto appendUidsToResult = [&](const char* title, const std::vector<uid_t> &uids) {
1764 snprintf(buffer, SIZE, "\t%s: \n", title);
1765 result.append(buffer);
1766 int counter = 0;
1767 if (uids.empty()) {
1768 snprintf(buffer, SIZE, "\t\tNo UIDs present.\n");
1769 result.append(buffer);
1770 return;
1771 }
1772 for (const auto &uid : uids) {
1773 snprintf(buffer, SIZE, "\t\tUID[%d]=%d\n", counter++, uid);
1774 result.append(buffer);
1775 }
1776 };
1777
1778 snprintf(buffer, SIZE, "UID Policy:\n");
1779 result.append(buffer);
1780 snprintf(buffer, SIZE, "\tmObserverRegistered=%s\n",(mObserverRegistered ? "True":"False"));
1781 result.append(buffer);
1782
1783 appendUidsToResult("Assistants UIDs", mAssistantUids);
Oscar Azucenac2cdda32022-01-31 19:10:39 -08001784 appendUidsToResult("Active Assistants UIDs", mActiveAssistantUids);
Oscar Azucena829d90d2022-01-28 17:17:56 -08001785
1786 appendUidsToResult("Accessibility UIDs", mA11yUids);
1787
1788 snprintf(buffer, SIZE, "\tInput Method Service UID=%d\n", mCurrentImeUid);
1789 result.append(buffer);
1790
1791 snprintf(buffer, SIZE, "\tIs RTT Enabled: %s\n", (mRttEnabled ? "True":"False"));
1792 result.append(buffer);
1793
1794 write(fd, result.string(), result.size());
1795}
1796
Michael Groovercfd28302018-12-11 19:16:46 -08001797// ----------- AudioPolicyService::SensorPrivacyService implementation ----------
1798void AudioPolicyService::SensorPrivacyPolicy::registerSelf() {
1799 SensorPrivacyManager spm;
1800 mSensorPrivacyEnabled = spm.isSensorPrivacyEnabled();
1801 spm.addSensorPrivacyListener(this);
1802}
1803
1804void AudioPolicyService::SensorPrivacyPolicy::unregisterSelf() {
1805 SensorPrivacyManager spm;
1806 spm.removeSensorPrivacyListener(this);
1807}
1808
1809bool AudioPolicyService::SensorPrivacyPolicy::isSensorPrivacyEnabled() {
1810 return mSensorPrivacyEnabled;
1811}
1812
Evan Seversond8dc6832022-01-27 10:47:03 -08001813binder::Status AudioPolicyService::SensorPrivacyPolicy::onSensorPrivacyChanged(
1814 int toggleType __unused, int sensor __unused, bool enabled) {
Michael Groovercfd28302018-12-11 19:16:46 -08001815 mSensorPrivacyEnabled = enabled;
1816 sp<AudioPolicyService> service = mService.promote();
1817 if (service != nullptr) {
1818 service->updateUidStates();
1819 }
1820 return binder::Status::ok();
1821}
1822
Eric Laurented726cc2021-07-01 14:26:41 +02001823// ----------- AudioPolicyService::OpRecordAudioMonitor implementation ----------
1824
1825// static
1826sp<AudioPolicyService::OpRecordAudioMonitor>
1827AudioPolicyService::OpRecordAudioMonitor::createIfNeeded(
1828 const AttributionSourceState& attributionSource, const audio_attributes_t& attr,
1829 wp<AudioCommandThread> commandThread)
1830{
Eric Laurent987ce102021-07-05 12:11:51 +02001831 if (isAudioServerOrRootUid(attributionSource.uid)) {
1832 ALOGV("not silencing record for audio or root source %s",
Eric Laurented726cc2021-07-01 14:26:41 +02001833 attributionSource.toString().c_str());
1834 return nullptr;
1835 }
1836
1837 if (!AudioPolicyService::isAppOpSource(attr.source)) {
1838 ALOGD("not monitoring app op for uid %d and source %d",
1839 attributionSource.uid, attr.source);
1840 return nullptr;
1841 }
1842
1843 if (!attributionSource.packageName.has_value()
1844 || attributionSource.packageName.value().size() == 0) {
1845 return nullptr;
1846 }
1847 return new OpRecordAudioMonitor(attributionSource, getOpForSource(attr.source), commandThread);
1848}
1849
1850AudioPolicyService::OpRecordAudioMonitor::OpRecordAudioMonitor(
1851 const AttributionSourceState& attributionSource, int32_t appOp,
1852 wp<AudioCommandThread> commandThread) :
1853 mHasOp(true), mAttributionSource(attributionSource), mAppOp(appOp),
1854 mCommandThread(commandThread)
1855{
1856}
1857
1858AudioPolicyService::OpRecordAudioMonitor::~OpRecordAudioMonitor()
1859{
1860 if (mOpCallback != 0) {
1861 mAppOpsManager.stopWatchingMode(mOpCallback);
1862 }
1863 mOpCallback.clear();
1864}
1865
1866void AudioPolicyService::OpRecordAudioMonitor::onFirstRef()
1867{
1868 checkOp();
1869 mOpCallback = new RecordAudioOpCallback(this);
1870 ALOGV("start watching op %d for %s", mAppOp, mAttributionSource.toString().c_str());
1871 // TODO: We need to always watch AppOpsManager::OP_RECORD_AUDIO too
1872 // since it controls the mic permission for legacy apps.
1873 mAppOpsManager.startWatchingMode(mAppOp, VALUE_OR_FATAL(aidl2legacy_string_view_String16(
1874 mAttributionSource.packageName.value_or(""))),
1875 mOpCallback);
1876}
1877
1878bool AudioPolicyService::OpRecordAudioMonitor::hasOp() const {
1879 return mHasOp.load();
1880}
1881
1882// Called by RecordAudioOpCallback when the app op corresponding to this OpRecordAudioMonitor
1883// is updated in AppOp callback and in onFirstRef()
1884// Note this method is never called (and never to be) for audio server / root track
1885// due to the UID in createIfNeeded(). As a result for those record track, it's:
1886// - not called from constructor,
1887// - not called from RecordAudioOpCallback because the callback is not installed in this case
1888void AudioPolicyService::OpRecordAudioMonitor::checkOp(bool updateUidStates)
1889{
1890 // TODO: We need to always check AppOpsManager::OP_RECORD_AUDIO too
1891 // since it controls the mic permission for legacy apps.
1892 const int32_t mode = mAppOpsManager.checkOp(mAppOp,
1893 mAttributionSource.uid, VALUE_OR_FATAL(aidl2legacy_string_view_String16(
1894 mAttributionSource.packageName.value_or(""))));
1895 const bool hasIt = (mode == AppOpsManager::MODE_ALLOWED);
1896 // verbose logging only log when appOp changed
1897 ALOGI_IF(hasIt != mHasOp.load(),
1898 "App op %d missing, %ssilencing record %s",
1899 mAppOp, hasIt ? "un" : "", mAttributionSource.toString().c_str());
1900 mHasOp.store(hasIt);
1901
1902 if (updateUidStates) {
1903 sp<AudioCommandThread> commandThread = mCommandThread.promote();
1904 if (commandThread != nullptr) {
1905 commandThread->updateUidStatesCommand();
1906 }
1907 }
1908}
1909
1910AudioPolicyService::OpRecordAudioMonitor::RecordAudioOpCallback::RecordAudioOpCallback(
1911 const wp<OpRecordAudioMonitor>& monitor) : mMonitor(monitor)
1912{ }
1913
1914void AudioPolicyService::OpRecordAudioMonitor::RecordAudioOpCallback::opChanged(int32_t op,
1915 const String16& packageName __unused) {
1916 sp<OpRecordAudioMonitor> monitor = mMonitor.promote();
1917 if (monitor != NULL) {
1918 if (op != monitor->getOp()) {
1919 return;
1920 }
1921 monitor->checkOp(true);
1922 }
1923}
1924
1925
Mathias Agopian65ab4712010-07-14 17:59:35 -07001926// ----------- AudioPolicyService::AudioCommandThread implementation ----------
1927
Eric Laurentbfb1b832013-01-07 09:53:42 -08001928AudioPolicyService::AudioCommandThread::AudioCommandThread(String8 name,
1929 const wp<AudioPolicyService>& service)
1930 : Thread(false), mName(name), mService(service)
Mathias Agopian65ab4712010-07-14 17:59:35 -07001931{
Mathias Agopian65ab4712010-07-14 17:59:35 -07001932}
1933
1934
1935AudioPolicyService::AudioCommandThread::~AudioCommandThread()
1936{
Eric Laurentbfb1b832013-01-07 09:53:42 -08001937 if (!mAudioCommands.isEmpty()) {
Mathias Agopian65ab4712010-07-14 17:59:35 -07001938 release_wake_lock(mName.string());
1939 }
1940 mAudioCommands.clear();
Mathias Agopian65ab4712010-07-14 17:59:35 -07001941}
1942
1943void AudioPolicyService::AudioCommandThread::onFirstRef()
1944{
Eric Laurentbfb1b832013-01-07 09:53:42 -08001945 run(mName.string(), ANDROID_PRIORITY_AUDIO);
Mathias Agopian65ab4712010-07-14 17:59:35 -07001946}
1947
1948bool AudioPolicyService::AudioCommandThread::threadLoop()
1949{
Eric Laurentd7eda8d2016-02-02 17:18:39 -08001950 nsecs_t waitTime = -1;
Mathias Agopian65ab4712010-07-14 17:59:35 -07001951
1952 mLock.lock();
1953 while (!exitPending())
1954 {
Eric Laurent59a89232014-06-08 14:14:17 -07001955 sp<AudioPolicyService> svc;
Ytai Ben-Tsvi6958b022022-04-26 15:45:53 -07001956 int numTimesBecameEmpty = 0;
Eric Laurent59a89232014-06-08 14:14:17 -07001957 while (!mAudioCommands.isEmpty() && !exitPending()) {
Mathias Agopian65ab4712010-07-14 17:59:35 -07001958 nsecs_t curTime = systemTime();
1959 // commands are sorted by increasing time stamp: execute them from index 0 and up
1960 if (mAudioCommands[0]->mTime <= curTime) {
Eric Laurent0ede8922014-05-09 18:04:42 -07001961 sp<AudioCommand> command = mAudioCommands[0];
Mathias Agopian65ab4712010-07-14 17:59:35 -07001962 mAudioCommands.removeAt(0);
Ytai Ben-Tsvi6958b022022-04-26 15:45:53 -07001963 if (mAudioCommands.isEmpty()) {
1964 ++numTimesBecameEmpty;
1965 }
Eric Laurent0ede8922014-05-09 18:04:42 -07001966 mLastCommand = command;
Mathias Agopian65ab4712010-07-14 17:59:35 -07001967
1968 switch (command->mCommand) {
Mathias Agopian65ab4712010-07-14 17:59:35 -07001969 case SET_VOLUME: {
Eric Laurent0ede8922014-05-09 18:04:42 -07001970 VolumeData *data = (VolumeData *)command->mParam.get();
Steve Block3856b092011-10-20 11:56:00 +01001971 ALOGV("AudioCommandThread() processing set volume stream %d, \
Eric Laurentde070132010-07-13 04:45:46 -07001972 volume %f, output %d", data->mStream, data->mVolume, data->mIO);
Andy Hungfe726a62018-09-27 15:17:25 -07001973 mLock.unlock();
Eric Laurentde070132010-07-13 04:45:46 -07001974 command->mStatus = AudioSystem::setStreamVolume(data->mStream,
1975 data->mVolume,
1976 data->mIO);
Andy Hungfe726a62018-09-27 15:17:25 -07001977 mLock.lock();
Mathias Agopian65ab4712010-07-14 17:59:35 -07001978 }break;
1979 case SET_PARAMETERS: {
Eric Laurent0ede8922014-05-09 18:04:42 -07001980 ParametersData *data = (ParametersData *)command->mParam.get();
Glenn Kastene53b9ea2012-03-12 16:29:55 -07001981 ALOGV("AudioCommandThread() processing set parameters string %s, io %d",
1982 data->mKeyValuePairs.string(), data->mIO);
Andy Hungfe726a62018-09-27 15:17:25 -07001983 mLock.unlock();
Glenn Kastene53b9ea2012-03-12 16:29:55 -07001984 command->mStatus = AudioSystem::setParameters(data->mIO, data->mKeyValuePairs);
Andy Hungfe726a62018-09-27 15:17:25 -07001985 mLock.lock();
Glenn Kastene53b9ea2012-03-12 16:29:55 -07001986 }break;
Mathias Agopian65ab4712010-07-14 17:59:35 -07001987 case SET_VOICE_VOLUME: {
Eric Laurent0ede8922014-05-09 18:04:42 -07001988 VoiceVolumeData *data = (VoiceVolumeData *)command->mParam.get();
Steve Block3856b092011-10-20 11:56:00 +01001989 ALOGV("AudioCommandThread() processing set voice volume volume %f",
Eric Laurentde070132010-07-13 04:45:46 -07001990 data->mVolume);
Andy Hungfe726a62018-09-27 15:17:25 -07001991 mLock.unlock();
Mathias Agopian65ab4712010-07-14 17:59:35 -07001992 command->mStatus = AudioSystem::setVoiceVolume(data->mVolume);
Andy Hungfe726a62018-09-27 15:17:25 -07001993 mLock.lock();
Mathias Agopian65ab4712010-07-14 17:59:35 -07001994 }break;
Eric Laurentbfb1b832013-01-07 09:53:42 -08001995 case STOP_OUTPUT: {
Eric Laurent0ede8922014-05-09 18:04:42 -07001996 StopOutputData *data = (StopOutputData *)command->mParam.get();
Eric Laurentd7fe0862018-07-14 16:48:01 -07001997 ALOGV("AudioCommandThread() processing stop output portId %d",
1998 data->mPortId);
Eric Laurent59a89232014-06-08 14:14:17 -07001999 svc = mService.promote();
Eric Laurentbfb1b832013-01-07 09:53:42 -08002000 if (svc == 0) {
2001 break;
2002 }
2003 mLock.unlock();
Eric Laurentd7fe0862018-07-14 16:48:01 -07002004 svc->doStopOutput(data->mPortId);
Eric Laurentbfb1b832013-01-07 09:53:42 -08002005 mLock.lock();
Eric Laurentbfb1b832013-01-07 09:53:42 -08002006 }break;
2007 case RELEASE_OUTPUT: {
Eric Laurent0ede8922014-05-09 18:04:42 -07002008 ReleaseOutputData *data = (ReleaseOutputData *)command->mParam.get();
Eric Laurentd7fe0862018-07-14 16:48:01 -07002009 ALOGV("AudioCommandThread() processing release output portId %d",
2010 data->mPortId);
Eric Laurent59a89232014-06-08 14:14:17 -07002011 svc = mService.promote();
Eric Laurentbfb1b832013-01-07 09:53:42 -08002012 if (svc == 0) {
2013 break;
2014 }
2015 mLock.unlock();
Eric Laurentd7fe0862018-07-14 16:48:01 -07002016 svc->doReleaseOutput(data->mPortId);
Eric Laurentbfb1b832013-01-07 09:53:42 -08002017 mLock.lock();
Eric Laurentbfb1b832013-01-07 09:53:42 -08002018 }break;
Eric Laurent951f4552014-05-20 10:48:17 -07002019 case CREATE_AUDIO_PATCH: {
2020 CreateAudioPatchData *data = (CreateAudioPatchData *)command->mParam.get();
2021 ALOGV("AudioCommandThread() processing create audio patch");
2022 sp<IAudioFlinger> af = AudioSystem::get_audio_flinger();
2023 if (af == 0) {
2024 command->mStatus = PERMISSION_DENIED;
2025 } else {
Andy Hungfe726a62018-09-27 15:17:25 -07002026 mLock.unlock();
Eric Laurent951f4552014-05-20 10:48:17 -07002027 command->mStatus = af->createAudioPatch(&data->mPatch, &data->mHandle);
Andy Hungfe726a62018-09-27 15:17:25 -07002028 mLock.lock();
Eric Laurent951f4552014-05-20 10:48:17 -07002029 }
2030 } break;
2031 case RELEASE_AUDIO_PATCH: {
2032 ReleaseAudioPatchData *data = (ReleaseAudioPatchData *)command->mParam.get();
2033 ALOGV("AudioCommandThread() processing release audio patch");
2034 sp<IAudioFlinger> af = AudioSystem::get_audio_flinger();
2035 if (af == 0) {
2036 command->mStatus = PERMISSION_DENIED;
2037 } else {
Andy Hungfe726a62018-09-27 15:17:25 -07002038 mLock.unlock();
Eric Laurent951f4552014-05-20 10:48:17 -07002039 command->mStatus = af->releaseAudioPatch(data->mHandle);
Andy Hungfe726a62018-09-27 15:17:25 -07002040 mLock.lock();
Eric Laurent951f4552014-05-20 10:48:17 -07002041 }
2042 } break;
Eric Laurentb52c1522014-05-20 11:27:36 -07002043 case UPDATE_AUDIOPORT_LIST: {
2044 ALOGV("AudioCommandThread() processing update audio port list");
Eric Laurent59a89232014-06-08 14:14:17 -07002045 svc = mService.promote();
Eric Laurentb52c1522014-05-20 11:27:36 -07002046 if (svc == 0) {
2047 break;
2048 }
2049 mLock.unlock();
2050 svc->doOnAudioPortListUpdate();
2051 mLock.lock();
2052 }break;
2053 case UPDATE_AUDIOPATCH_LIST: {
2054 ALOGV("AudioCommandThread() processing update audio patch list");
Eric Laurent59a89232014-06-08 14:14:17 -07002055 svc = mService.promote();
Eric Laurentb52c1522014-05-20 11:27:36 -07002056 if (svc == 0) {
2057 break;
2058 }
2059 mLock.unlock();
2060 svc->doOnAudioPatchListUpdate();
2061 mLock.lock();
2062 }break;
François Gaffiecfe17322018-11-07 13:41:29 +01002063 case CHANGED_AUDIOVOLUMEGROUP: {
2064 AudioVolumeGroupData *data =
2065 static_cast<AudioVolumeGroupData *>(command->mParam.get());
2066 ALOGV("AudioCommandThread() processing update audio volume group");
2067 svc = mService.promote();
2068 if (svc == 0) {
2069 break;
2070 }
2071 mLock.unlock();
2072 svc->doOnAudioVolumeGroupChanged(data->mGroup, data->mFlags);
2073 mLock.lock();
2074 }break;
Eric Laurente1715a42014-05-20 11:30:42 -07002075 case SET_AUDIOPORT_CONFIG: {
2076 SetAudioPortConfigData *data = (SetAudioPortConfigData *)command->mParam.get();
2077 ALOGV("AudioCommandThread() processing set port config");
2078 sp<IAudioFlinger> af = AudioSystem::get_audio_flinger();
2079 if (af == 0) {
2080 command->mStatus = PERMISSION_DENIED;
2081 } else {
Andy Hungfe726a62018-09-27 15:17:25 -07002082 mLock.unlock();
Eric Laurente1715a42014-05-20 11:30:42 -07002083 command->mStatus = af->setAudioPortConfig(&data->mConfig);
Andy Hungfe726a62018-09-27 15:17:25 -07002084 mLock.lock();
Eric Laurente1715a42014-05-20 11:30:42 -07002085 }
2086 } break;
Jean-Michel Trivide801052015-04-14 19:10:14 -07002087 case DYN_POLICY_MIX_STATE_UPDATE: {
2088 DynPolicyMixStateUpdateData *data =
2089 (DynPolicyMixStateUpdateData *)command->mParam.get();
Jean-Michel Trivide801052015-04-14 19:10:14 -07002090 ALOGV("AudioCommandThread() processing dyn policy mix state update %s %d",
2091 data->mRegId.string(), data->mState);
2092 svc = mService.promote();
2093 if (svc == 0) {
2094 break;
2095 }
2096 mLock.unlock();
2097 svc->doOnDynamicPolicyMixStateUpdate(data->mRegId, data->mState);
2098 mLock.lock();
2099 } break;
Jean-Michel Trivi2f4fe9f2015-12-04 16:20:59 -08002100 case RECORDING_CONFIGURATION_UPDATE: {
2101 RecordingConfigurationUpdateData *data =
2102 (RecordingConfigurationUpdateData *)command->mParam.get();
2103 ALOGV("AudioCommandThread() processing recording configuration update");
2104 svc = mService.promote();
2105 if (svc == 0) {
2106 break;
2107 }
2108 mLock.unlock();
Jean-Michel Triviac4e4292016-12-22 11:39:31 -08002109 svc->doOnRecordingConfigurationUpdate(data->mEvent, &data->mClientInfo,
Eric Laurenta9f86652018-11-28 17:23:11 -08002110 &data->mClientConfig, data->mClientEffects,
2111 &data->mDeviceConfig, data->mEffects,
2112 data->mPatchHandle, data->mSource);
Jean-Michel Trivi2f4fe9f2015-12-04 16:20:59 -08002113 mLock.lock();
2114 } break;
Eric Laurentb20cf7d2019-04-05 19:37:34 -07002115 case SET_EFFECT_SUSPENDED: {
2116 SetEffectSuspendedData *data = (SetEffectSuspendedData *)command->mParam.get();
2117 ALOGV("AudioCommandThread() processing set effect suspended");
2118 sp<IAudioFlinger> af = AudioSystem::get_audio_flinger();
2119 if (af != 0) {
2120 mLock.unlock();
2121 af->setEffectSuspended(data->mEffectId, data->mSessionId, data->mSuspended);
2122 mLock.lock();
2123 }
2124 } break;
Mikhail Naganov88b30d22020-03-09 19:43:13 +00002125 case AUDIO_MODULES_UPDATE: {
2126 ALOGV("AudioCommandThread() processing audio modules update");
2127 svc = mService.promote();
2128 if (svc == 0) {
2129 break;
2130 }
2131 mLock.unlock();
2132 svc->doOnNewAudioModulesAvailable();
2133 mLock.lock();
2134 } break;
Jean-Michel Trivi9a6b9ad2020-10-22 16:46:43 -07002135 case ROUTING_UPDATED: {
2136 ALOGV("AudioCommandThread() processing routing update");
2137 svc = mService.promote();
2138 if (svc == 0) {
2139 break;
2140 }
2141 mLock.unlock();
2142 svc->doOnRoutingUpdated();
2143 mLock.lock();
2144 } break;
Eric Laurentb20cf7d2019-04-05 19:37:34 -07002145
Eric Laurented726cc2021-07-01 14:26:41 +02002146 case UPDATE_UID_STATES: {
2147 ALOGV("AudioCommandThread() processing updateUID states");
2148 svc = mService.promote();
2149 if (svc == 0) {
2150 break;
2151 }
2152 mLock.unlock();
2153 svc->updateUidStates();
2154 mLock.lock();
2155 } break;
2156
Eric Laurent15903592022-02-24 20:44:36 +01002157 case CHECK_SPATIALIZER_OUTPUT: {
2158 ALOGV("AudioCommandThread() processing check spatializer");
Eric Laurent81dd0f52021-07-05 11:54:40 +02002159 svc = mService.promote();
2160 if (svc == 0) {
2161 break;
2162 }
2163 mLock.unlock();
2164 svc->doOnCheckSpatializer();
2165 mLock.lock();
2166 } break;
2167
Eric Laurent15903592022-02-24 20:44:36 +01002168 case UPDATE_ACTIVE_SPATIALIZER_TRACKS: {
2169 ALOGV("AudioCommandThread() processing update spatializer tracks");
2170 svc = mService.promote();
2171 if (svc == 0) {
2172 break;
2173 }
2174 mLock.unlock();
2175 svc->doOnUpdateActiveSpatializerTracks();
2176 mLock.lock();
2177 } break;
2178
Jean-Michel Trivi78f2b302022-04-15 18:18:41 +00002179 case VOL_RANGE_INIT_REQUEST: {
2180 ALOGV("AudioCommandThread() processing volume range init request");
2181 svc = mService.promote();
2182 if (svc == 0) {
2183 break;
2184 }
2185 mLock.unlock();
2186 svc->doOnVolumeRangeInitRequest();
2187 mLock.lock();
2188 } break;
2189
Mathias Agopian65ab4712010-07-14 17:59:35 -07002190 default:
Steve Block5ff1dd52012-01-05 23:22:43 +00002191 ALOGW("AudioCommandThread() unknown command %d", command->mCommand);
Mathias Agopian65ab4712010-07-14 17:59:35 -07002192 }
Eric Laurent0ede8922014-05-09 18:04:42 -07002193 {
2194 Mutex::Autolock _l(command->mLock);
2195 if (command->mWaitStatus) {
2196 command->mWaitStatus = false;
2197 command->mCond.signal();
2198 }
2199 }
Eric Laurentd7eda8d2016-02-02 17:18:39 -08002200 waitTime = -1;
Zach Janga754b4f2015-10-27 01:29:34 +00002201 // release mLock before releasing strong reference on the service as
2202 // AudioPolicyService destructor calls AudioCommandThread::exit() which
2203 // acquires mLock.
2204 mLock.unlock();
2205 svc.clear();
2206 mLock.lock();
Mathias Agopian65ab4712010-07-14 17:59:35 -07002207 } else {
2208 waitTime = mAudioCommands[0]->mTime - curTime;
2209 break;
2210 }
2211 }
Zach Janga754b4f2015-10-27 01:29:34 +00002212
Ytai Ben-Tsvi6958b022022-04-26 15:45:53 -07002213 // release delayed commands wake lock as many times as we made the queue is
2214 // empty during popping.
2215 while (numTimesBecameEmpty--) {
Ricardo Garcia05f2fdc2014-07-24 15:48:24 -07002216 release_wake_lock(mName.string());
Zach Janga754b4f2015-10-27 01:29:34 +00002217 }
2218
2219 // At this stage we have either an empty command queue or the first command in the queue
2220 // has a finite delay. So unless we are exiting it is safe to wait.
2221 if (!exitPending()) {
Eric Laurent59a89232014-06-08 14:14:17 -07002222 ALOGV("AudioCommandThread() going to sleep");
Eric Laurentd7eda8d2016-02-02 17:18:39 -08002223 if (waitTime == -1) {
2224 mWaitWorkCV.wait(mLock);
2225 } else {
2226 mWaitWorkCV.waitRelative(mLock, waitTime);
2227 }
Eric Laurent59a89232014-06-08 14:14:17 -07002228 }
Mathias Agopian65ab4712010-07-14 17:59:35 -07002229 }
Ricardo Garcia05f2fdc2014-07-24 15:48:24 -07002230 // release delayed commands wake lock before quitting
2231 if (!mAudioCommands.isEmpty()) {
2232 release_wake_lock(mName.string());
2233 }
Mathias Agopian65ab4712010-07-14 17:59:35 -07002234 mLock.unlock();
2235 return false;
2236}
2237
2238status_t AudioPolicyService::AudioCommandThread::dump(int fd)
2239{
2240 const size_t SIZE = 256;
2241 char buffer[SIZE];
2242 String8 result;
2243
Mikhail Naganov12b716c2020-04-30 22:37:43 +00002244 const bool locked = dumpTryLock(mLock);
Mathias Agopian65ab4712010-07-14 17:59:35 -07002245 if (!locked) {
2246 String8 result2(kCmdDeadlockedString);
2247 write(fd, result2.string(), result2.size());
2248 }
2249
2250 snprintf(buffer, SIZE, "- Commands:\n");
2251 result = String8(buffer);
2252 result.append(" Command Time Wait pParam\n");
Glenn Kasten8d6a2442012-02-08 14:04:28 -08002253 for (size_t i = 0; i < mAudioCommands.size(); i++) {
Mathias Agopian65ab4712010-07-14 17:59:35 -07002254 mAudioCommands[i]->dump(buffer, SIZE);
2255 result.append(buffer);
2256 }
2257 result.append(" Last Command\n");
Eric Laurent0ede8922014-05-09 18:04:42 -07002258 if (mLastCommand != 0) {
2259 mLastCommand->dump(buffer, SIZE);
2260 result.append(buffer);
2261 } else {
2262 result.append(" none\n");
2263 }
Mathias Agopian65ab4712010-07-14 17:59:35 -07002264
2265 write(fd, result.string(), result.size());
2266
Mikhail Naganov12b716c2020-04-30 22:37:43 +00002267 dumpReleaseLock(mLock, locked);
Mathias Agopian65ab4712010-07-14 17:59:35 -07002268
2269 return NO_ERROR;
2270}
2271
Glenn Kastenfff6d712012-01-12 16:38:12 -08002272status_t AudioPolicyService::AudioCommandThread::volumeCommand(audio_stream_type_t stream,
Eric Laurentde070132010-07-13 04:45:46 -07002273 float volume,
Glenn Kasten72ef00d2012-01-17 11:09:42 -08002274 audio_io_handle_t output,
Eric Laurentde070132010-07-13 04:45:46 -07002275 int delayMs)
Mathias Agopian65ab4712010-07-14 17:59:35 -07002276{
Eric Laurent0ede8922014-05-09 18:04:42 -07002277 sp<AudioCommand> command = new AudioCommand();
Mathias Agopian65ab4712010-07-14 17:59:35 -07002278 command->mCommand = SET_VOLUME;
Eric Laurent0ede8922014-05-09 18:04:42 -07002279 sp<VolumeData> data = new VolumeData();
Mathias Agopian65ab4712010-07-14 17:59:35 -07002280 data->mStream = stream;
2281 data->mVolume = volume;
2282 data->mIO = output;
2283 command->mParam = data;
Eric Laurent0ede8922014-05-09 18:04:42 -07002284 command->mWaitStatus = true;
Steve Block3856b092011-10-20 11:56:00 +01002285 ALOGV("AudioCommandThread() adding set volume stream %d, volume %f, output %d",
Eric Laurentde070132010-07-13 04:45:46 -07002286 stream, volume, output);
Eric Laurent0ede8922014-05-09 18:04:42 -07002287 return sendCommand(command, delayMs);
Mathias Agopian65ab4712010-07-14 17:59:35 -07002288}
2289
Glenn Kasten72ef00d2012-01-17 11:09:42 -08002290status_t AudioPolicyService::AudioCommandThread::parametersCommand(audio_io_handle_t ioHandle,
Dima Zavinfce7a472011-04-19 22:30:36 -07002291 const char *keyValuePairs,
Eric Laurentde070132010-07-13 04:45:46 -07002292 int delayMs)
Mathias Agopian65ab4712010-07-14 17:59:35 -07002293{
Eric Laurent0ede8922014-05-09 18:04:42 -07002294 sp<AudioCommand> command = new AudioCommand();
Mathias Agopian65ab4712010-07-14 17:59:35 -07002295 command->mCommand = SET_PARAMETERS;
Eric Laurent0ede8922014-05-09 18:04:42 -07002296 sp<ParametersData> data = new ParametersData();
Mathias Agopian65ab4712010-07-14 17:59:35 -07002297 data->mIO = ioHandle;
Dima Zavinfce7a472011-04-19 22:30:36 -07002298 data->mKeyValuePairs = String8(keyValuePairs);
Mathias Agopian65ab4712010-07-14 17:59:35 -07002299 command->mParam = data;
Eric Laurent0ede8922014-05-09 18:04:42 -07002300 command->mWaitStatus = true;
Steve Block3856b092011-10-20 11:56:00 +01002301 ALOGV("AudioCommandThread() adding set parameter string %s, io %d ,delay %d",
Dima Zavinfce7a472011-04-19 22:30:36 -07002302 keyValuePairs, ioHandle, delayMs);
Eric Laurent0ede8922014-05-09 18:04:42 -07002303 return sendCommand(command, delayMs);
Mathias Agopian65ab4712010-07-14 17:59:35 -07002304}
2305
2306status_t AudioPolicyService::AudioCommandThread::voiceVolumeCommand(float volume, int delayMs)
2307{
Eric Laurent0ede8922014-05-09 18:04:42 -07002308 sp<AudioCommand> command = new AudioCommand();
Mathias Agopian65ab4712010-07-14 17:59:35 -07002309 command->mCommand = SET_VOICE_VOLUME;
Eric Laurent0ede8922014-05-09 18:04:42 -07002310 sp<VoiceVolumeData> data = new VoiceVolumeData();
Mathias Agopian65ab4712010-07-14 17:59:35 -07002311 data->mVolume = volume;
2312 command->mParam = data;
Eric Laurent0ede8922014-05-09 18:04:42 -07002313 command->mWaitStatus = true;
Steve Block3856b092011-10-20 11:56:00 +01002314 ALOGV("AudioCommandThread() adding set voice volume volume %f", volume);
Eric Laurent0ede8922014-05-09 18:04:42 -07002315 return sendCommand(command, delayMs);
Mathias Agopian65ab4712010-07-14 17:59:35 -07002316}
2317
Eric Laurentb20cf7d2019-04-05 19:37:34 -07002318void AudioPolicyService::AudioCommandThread::setEffectSuspendedCommand(int effectId,
2319 audio_session_t sessionId,
2320 bool suspended)
2321{
2322 sp<AudioCommand> command = new AudioCommand();
2323 command->mCommand = SET_EFFECT_SUSPENDED;
2324 sp<SetEffectSuspendedData> data = new SetEffectSuspendedData();
2325 data->mEffectId = effectId;
2326 data->mSessionId = sessionId;
2327 data->mSuspended = suspended;
2328 command->mParam = data;
2329 ALOGV("AudioCommandThread() adding set suspended effectId %d sessionId %d suspended %d",
2330 effectId, sessionId, suspended);
2331 sendCommand(command);
2332}
2333
2334
Eric Laurentd7fe0862018-07-14 16:48:01 -07002335void AudioPolicyService::AudioCommandThread::stopOutputCommand(audio_port_handle_t portId)
Eric Laurentbfb1b832013-01-07 09:53:42 -08002336{
Eric Laurent0ede8922014-05-09 18:04:42 -07002337 sp<AudioCommand> command = new AudioCommand();
Eric Laurentbfb1b832013-01-07 09:53:42 -08002338 command->mCommand = STOP_OUTPUT;
Eric Laurent0ede8922014-05-09 18:04:42 -07002339 sp<StopOutputData> data = new StopOutputData();
Eric Laurentd7fe0862018-07-14 16:48:01 -07002340 data->mPortId = portId;
Jesper Tragardh48412dc2014-03-24 14:12:43 +01002341 command->mParam = data;
Eric Laurentd7fe0862018-07-14 16:48:01 -07002342 ALOGV("AudioCommandThread() adding stop output portId %d", portId);
Eric Laurent0ede8922014-05-09 18:04:42 -07002343 sendCommand(command);
Eric Laurentbfb1b832013-01-07 09:53:42 -08002344}
2345
Eric Laurentd7fe0862018-07-14 16:48:01 -07002346void AudioPolicyService::AudioCommandThread::releaseOutputCommand(audio_port_handle_t portId)
Eric Laurentbfb1b832013-01-07 09:53:42 -08002347{
Eric Laurent0ede8922014-05-09 18:04:42 -07002348 sp<AudioCommand> command = new AudioCommand();
Eric Laurentbfb1b832013-01-07 09:53:42 -08002349 command->mCommand = RELEASE_OUTPUT;
Eric Laurent0ede8922014-05-09 18:04:42 -07002350 sp<ReleaseOutputData> data = new ReleaseOutputData();
Eric Laurentd7fe0862018-07-14 16:48:01 -07002351 data->mPortId = portId;
Jesper Tragardh48412dc2014-03-24 14:12:43 +01002352 command->mParam = data;
Eric Laurentd7fe0862018-07-14 16:48:01 -07002353 ALOGV("AudioCommandThread() adding release output portId %d", portId);
Eric Laurent0ede8922014-05-09 18:04:42 -07002354 sendCommand(command);
2355}
2356
Eric Laurent951f4552014-05-20 10:48:17 -07002357status_t AudioPolicyService::AudioCommandThread::createAudioPatchCommand(
2358 const struct audio_patch *patch,
2359 audio_patch_handle_t *handle,
2360 int delayMs)
2361{
2362 status_t status = NO_ERROR;
2363
2364 sp<AudioCommand> command = new AudioCommand();
2365 command->mCommand = CREATE_AUDIO_PATCH;
2366 CreateAudioPatchData *data = new CreateAudioPatchData();
2367 data->mPatch = *patch;
2368 data->mHandle = *handle;
2369 command->mParam = data;
2370 command->mWaitStatus = true;
2371 ALOGV("AudioCommandThread() adding create patch delay %d", delayMs);
2372 status = sendCommand(command, delayMs);
2373 if (status == NO_ERROR) {
2374 *handle = data->mHandle;
2375 }
2376 return status;
2377}
2378
2379status_t AudioPolicyService::AudioCommandThread::releaseAudioPatchCommand(audio_patch_handle_t handle,
2380 int delayMs)
2381{
2382 sp<AudioCommand> command = new AudioCommand();
2383 command->mCommand = RELEASE_AUDIO_PATCH;
2384 ReleaseAudioPatchData *data = new ReleaseAudioPatchData();
2385 data->mHandle = handle;
2386 command->mParam = data;
2387 command->mWaitStatus = true;
2388 ALOGV("AudioCommandThread() adding release patch delay %d", delayMs);
2389 return sendCommand(command, delayMs);
2390}
2391
Eric Laurentb52c1522014-05-20 11:27:36 -07002392void AudioPolicyService::AudioCommandThread::updateAudioPortListCommand()
2393{
2394 sp<AudioCommand> command = new AudioCommand();
2395 command->mCommand = UPDATE_AUDIOPORT_LIST;
2396 ALOGV("AudioCommandThread() adding update audio port list");
2397 sendCommand(command);
2398}
2399
Eric Laurented726cc2021-07-01 14:26:41 +02002400void AudioPolicyService::AudioCommandThread::updateUidStatesCommand()
2401{
2402 sp<AudioCommand> command = new AudioCommand();
2403 command->mCommand = UPDATE_UID_STATES;
2404 ALOGV("AudioCommandThread() adding update UID states");
2405 sendCommand(command);
2406}
2407
Eric Laurentb52c1522014-05-20 11:27:36 -07002408void AudioPolicyService::AudioCommandThread::updateAudioPatchListCommand()
2409{
2410 sp<AudioCommand>command = new AudioCommand();
2411 command->mCommand = UPDATE_AUDIOPATCH_LIST;
2412 ALOGV("AudioCommandThread() adding update audio patch list");
2413 sendCommand(command);
2414}
2415
François Gaffiecfe17322018-11-07 13:41:29 +01002416void AudioPolicyService::AudioCommandThread::changeAudioVolumeGroupCommand(volume_group_t group,
2417 int flags)
2418{
2419 sp<AudioCommand>command = new AudioCommand();
2420 command->mCommand = CHANGED_AUDIOVOLUMEGROUP;
2421 AudioVolumeGroupData *data= new AudioVolumeGroupData();
2422 data->mGroup = group;
2423 data->mFlags = flags;
2424 command->mParam = data;
2425 ALOGV("AudioCommandThread() adding audio volume group changed");
2426 sendCommand(command);
2427}
2428
Eric Laurente1715a42014-05-20 11:30:42 -07002429status_t AudioPolicyService::AudioCommandThread::setAudioPortConfigCommand(
2430 const struct audio_port_config *config, int delayMs)
2431{
2432 sp<AudioCommand> command = new AudioCommand();
2433 command->mCommand = SET_AUDIOPORT_CONFIG;
2434 SetAudioPortConfigData *data = new SetAudioPortConfigData();
2435 data->mConfig = *config;
2436 command->mParam = data;
2437 command->mWaitStatus = true;
2438 ALOGV("AudioCommandThread() adding set port config delay %d", delayMs);
2439 return sendCommand(command, delayMs);
2440}
2441
Jean-Michel Trivide801052015-04-14 19:10:14 -07002442void AudioPolicyService::AudioCommandThread::dynamicPolicyMixStateUpdateCommand(
Chih-Hung Hsiehe964d4e2016-08-09 14:31:32 -07002443 const String8& regId, int32_t state)
Jean-Michel Trivide801052015-04-14 19:10:14 -07002444{
2445 sp<AudioCommand> command = new AudioCommand();
2446 command->mCommand = DYN_POLICY_MIX_STATE_UPDATE;
2447 DynPolicyMixStateUpdateData *data = new DynPolicyMixStateUpdateData();
2448 data->mRegId = regId;
2449 data->mState = state;
2450 command->mParam = data;
2451 ALOGV("AudioCommandThread() sending dynamic policy mix (id=%s) state update to %d",
2452 regId.string(), state);
2453 sendCommand(command);
2454}
2455
Jean-Michel Trivi2f4fe9f2015-12-04 16:20:59 -08002456void AudioPolicyService::AudioCommandThread::recordingConfigurationUpdateCommand(
Eric Laurenta9f86652018-11-28 17:23:11 -08002457 int event,
2458 const record_client_info_t *clientInfo,
2459 const audio_config_base_t *clientConfig,
2460 std::vector<effect_descriptor_t> clientEffects,
2461 const audio_config_base_t *deviceConfig,
2462 std::vector<effect_descriptor_t> effects,
2463 audio_patch_handle_t patchHandle,
2464 audio_source_t source)
Jean-Michel Trivi2f4fe9f2015-12-04 16:20:59 -08002465{
2466 sp<AudioCommand>command = new AudioCommand();
2467 command->mCommand = RECORDING_CONFIGURATION_UPDATE;
2468 RecordingConfigurationUpdateData *data = new RecordingConfigurationUpdateData();
2469 data->mEvent = event;
Jean-Michel Triviac4e4292016-12-22 11:39:31 -08002470 data->mClientInfo = *clientInfo;
Jean-Michel Trivi7281aa92016-02-17 15:33:40 -08002471 data->mClientConfig = *clientConfig;
Eric Laurenta9f86652018-11-28 17:23:11 -08002472 data->mClientEffects = clientEffects;
Jean-Michel Trivi7281aa92016-02-17 15:33:40 -08002473 data->mDeviceConfig = *deviceConfig;
Eric Laurenta9f86652018-11-28 17:23:11 -08002474 data->mEffects = effects;
Jean-Michel Trivi8c7cf3b2016-02-25 17:08:24 -08002475 data->mPatchHandle = patchHandle;
Eric Laurenta9f86652018-11-28 17:23:11 -08002476 data->mSource = source;
Jean-Michel Trivi2f4fe9f2015-12-04 16:20:59 -08002477 command->mParam = data;
Jean-Michel Triviac4e4292016-12-22 11:39:31 -08002478 ALOGV("AudioCommandThread() adding recording configuration update event %d, source %d uid %u",
2479 event, clientInfo->source, clientInfo->uid);
Jean-Michel Trivi2f4fe9f2015-12-04 16:20:59 -08002480 sendCommand(command);
2481}
2482
Mikhail Naganov88b30d22020-03-09 19:43:13 +00002483void AudioPolicyService::AudioCommandThread::audioModulesUpdateCommand()
2484{
2485 sp<AudioCommand> command = new AudioCommand();
2486 command->mCommand = AUDIO_MODULES_UPDATE;
2487 sendCommand(command);
2488}
2489
Jean-Michel Trivi9a6b9ad2020-10-22 16:46:43 -07002490void AudioPolicyService::AudioCommandThread::routingChangedCommand()
2491{
2492 sp<AudioCommand>command = new AudioCommand();
2493 command->mCommand = ROUTING_UPDATED;
2494 ALOGV("AudioCommandThread() adding routing update");
2495 sendCommand(command);
2496}
2497
Eric Laurent81dd0f52021-07-05 11:54:40 +02002498void AudioPolicyService::AudioCommandThread::checkSpatializerCommand()
2499{
2500 sp<AudioCommand>command = new AudioCommand();
Eric Laurent15903592022-02-24 20:44:36 +01002501 command->mCommand = CHECK_SPATIALIZER_OUTPUT;
Eric Laurent81dd0f52021-07-05 11:54:40 +02002502 ALOGV("AudioCommandThread() adding check spatializer");
2503 sendCommand(command);
2504}
2505
Eric Laurent15903592022-02-24 20:44:36 +01002506void AudioPolicyService::AudioCommandThread::updateActiveSpatializerTracksCommand()
2507{
2508 sp<AudioCommand>command = new AudioCommand();
2509 command->mCommand = UPDATE_ACTIVE_SPATIALIZER_TRACKS;
2510 ALOGV("AudioCommandThread() adding update active spatializer tracks");
2511 sendCommand(command);
2512}
2513
Jean-Michel Trivi78f2b302022-04-15 18:18:41 +00002514void AudioPolicyService::AudioCommandThread::volRangeInitReqCommand()
2515{
2516 sp<AudioCommand>command = new AudioCommand();
2517 command->mCommand = VOL_RANGE_INIT_REQUEST;
2518 ALOGV("AudioCommandThread() adding volume range init request");
2519 sendCommand(command);
2520}
2521
Eric Laurent0ede8922014-05-09 18:04:42 -07002522status_t AudioPolicyService::AudioCommandThread::sendCommand(sp<AudioCommand>& command, int delayMs)
2523{
2524 {
2525 Mutex::Autolock _l(mLock);
2526 insertCommand_l(command, delayMs);
2527 mWaitWorkCV.signal();
2528 }
2529 Mutex::Autolock _l(command->mLock);
2530 while (command->mWaitStatus) {
2531 nsecs_t timeOutNs = kAudioCommandTimeoutNs + milliseconds(delayMs);
2532 if (command->mCond.waitRelative(command->mLock, timeOutNs) != NO_ERROR) {
2533 command->mStatus = TIMED_OUT;
2534 command->mWaitStatus = false;
2535 }
2536 }
2537 return command->mStatus;
Eric Laurentbfb1b832013-01-07 09:53:42 -08002538}
2539
Mathias Agopian65ab4712010-07-14 17:59:35 -07002540// insertCommand_l() must be called with mLock held
Eric Laurent0ede8922014-05-09 18:04:42 -07002541void AudioPolicyService::AudioCommandThread::insertCommand_l(sp<AudioCommand>& command, int delayMs)
Mathias Agopian65ab4712010-07-14 17:59:35 -07002542{
Glenn Kasten8d6a2442012-02-08 14:04:28 -08002543 ssize_t i; // not size_t because i will count down to -1
Eric Laurent0ede8922014-05-09 18:04:42 -07002544 Vector < sp<AudioCommand> > removedCommands;
Mathias Agopian65ab4712010-07-14 17:59:35 -07002545 command->mTime = systemTime() + milliseconds(delayMs);
2546
2547 // acquire wake lock to make sure delayed commands are processed
Eric Laurentbfb1b832013-01-07 09:53:42 -08002548 if (mAudioCommands.isEmpty()) {
Mathias Agopian65ab4712010-07-14 17:59:35 -07002549 acquire_wake_lock(PARTIAL_WAKE_LOCK, mName.string());
2550 }
2551
2552 // check same pending commands with later time stamps and eliminate them
Ivan Lozano5ff158f2017-10-30 09:06:24 -07002553 for (i = (ssize_t)mAudioCommands.size()-1; i >= 0; i--) {
Eric Laurent0ede8922014-05-09 18:04:42 -07002554 sp<AudioCommand> command2 = mAudioCommands[i];
Mathias Agopian65ab4712010-07-14 17:59:35 -07002555 // commands are sorted by increasing time stamp: no need to scan the rest of mAudioCommands
2556 if (command2->mTime <= command->mTime) break;
Eric Laurente45b48a2014-09-04 16:40:57 -07002557
2558 // create audio patch or release audio patch commands are equivalent
2559 // with regard to filtering
2560 if ((command->mCommand == CREATE_AUDIO_PATCH) ||
2561 (command->mCommand == RELEASE_AUDIO_PATCH)) {
2562 if ((command2->mCommand != CREATE_AUDIO_PATCH) &&
2563 (command2->mCommand != RELEASE_AUDIO_PATCH)) {
2564 continue;
2565 }
2566 } else if (command2->mCommand != command->mCommand) continue;
Mathias Agopian65ab4712010-07-14 17:59:35 -07002567
2568 switch (command->mCommand) {
2569 case SET_PARAMETERS: {
Eric Laurent0ede8922014-05-09 18:04:42 -07002570 ParametersData *data = (ParametersData *)command->mParam.get();
2571 ParametersData *data2 = (ParametersData *)command2->mParam.get();
Mathias Agopian65ab4712010-07-14 17:59:35 -07002572 if (data->mIO != data2->mIO) break;
Steve Block3856b092011-10-20 11:56:00 +01002573 ALOGV("Comparing parameter command %s to new command %s",
Eric Laurentde070132010-07-13 04:45:46 -07002574 data2->mKeyValuePairs.string(), data->mKeyValuePairs.string());
Mathias Agopian65ab4712010-07-14 17:59:35 -07002575 AudioParameter param = AudioParameter(data->mKeyValuePairs);
2576 AudioParameter param2 = AudioParameter(data2->mKeyValuePairs);
2577 for (size_t j = 0; j < param.size(); j++) {
Glenn Kastene53b9ea2012-03-12 16:29:55 -07002578 String8 key;
2579 String8 value;
2580 param.getAt(j, key, value);
2581 for (size_t k = 0; k < param2.size(); k++) {
2582 String8 key2;
2583 String8 value2;
2584 param2.getAt(k, key2, value2);
2585 if (key2 == key) {
2586 param2.remove(key2);
2587 ALOGV("Filtering out parameter %s", key2.string());
2588 break;
2589 }
2590 }
Mathias Agopian65ab4712010-07-14 17:59:35 -07002591 }
2592 // if all keys have been filtered out, remove the command.
2593 // otherwise, update the key value pairs
2594 if (param2.size() == 0) {
2595 removedCommands.add(command2);
2596 } else {
2597 data2->mKeyValuePairs = param2.toString();
2598 }
Eric Laurent21e54562013-09-23 12:08:05 -07002599 command->mTime = command2->mTime;
2600 // force delayMs to non 0 so that code below does not request to wait for
2601 // command status as the command is now delayed
2602 delayMs = 1;
Mathias Agopian65ab4712010-07-14 17:59:35 -07002603 } break;
2604
2605 case SET_VOLUME: {
Eric Laurent0ede8922014-05-09 18:04:42 -07002606 VolumeData *data = (VolumeData *)command->mParam.get();
2607 VolumeData *data2 = (VolumeData *)command2->mParam.get();
Mathias Agopian65ab4712010-07-14 17:59:35 -07002608 if (data->mIO != data2->mIO) break;
2609 if (data->mStream != data2->mStream) break;
Steve Block3856b092011-10-20 11:56:00 +01002610 ALOGV("Filtering out volume command on output %d for stream %d",
Eric Laurentde070132010-07-13 04:45:46 -07002611 data->mIO, data->mStream);
Mathias Agopian65ab4712010-07-14 17:59:35 -07002612 removedCommands.add(command2);
Eric Laurent21e54562013-09-23 12:08:05 -07002613 command->mTime = command2->mTime;
2614 // force delayMs to non 0 so that code below does not request to wait for
2615 // command status as the command is now delayed
2616 delayMs = 1;
Mathias Agopian65ab4712010-07-14 17:59:35 -07002617 } break;
Eric Laurente45b48a2014-09-04 16:40:57 -07002618
Eric Laurentbaf35fe2016-07-27 15:36:53 -07002619 case SET_VOICE_VOLUME: {
2620 VoiceVolumeData *data = (VoiceVolumeData *)command->mParam.get();
2621 VoiceVolumeData *data2 = (VoiceVolumeData *)command2->mParam.get();
2622 ALOGV("Filtering out voice volume command value %f replaced by %f",
2623 data2->mVolume, data->mVolume);
2624 removedCommands.add(command2);
2625 command->mTime = command2->mTime;
2626 // force delayMs to non 0 so that code below does not request to wait for
2627 // command status as the command is now delayed
2628 delayMs = 1;
2629 } break;
2630
Eric Laurente45b48a2014-09-04 16:40:57 -07002631 case CREATE_AUDIO_PATCH:
2632 case RELEASE_AUDIO_PATCH: {
2633 audio_patch_handle_t handle;
Haynes Mathew Georgea2d4a6d2014-10-13 13:05:22 -07002634 struct audio_patch patch;
Eric Laurente45b48a2014-09-04 16:40:57 -07002635 if (command->mCommand == CREATE_AUDIO_PATCH) {
2636 handle = ((CreateAudioPatchData *)command->mParam.get())->mHandle;
Haynes Mathew Georgea2d4a6d2014-10-13 13:05:22 -07002637 patch = ((CreateAudioPatchData *)command->mParam.get())->mPatch;
Eric Laurente45b48a2014-09-04 16:40:57 -07002638 } else {
2639 handle = ((ReleaseAudioPatchData *)command->mParam.get())->mHandle;
Mikhail Naganov7be71d22018-05-23 16:51:46 -07002640 memset(&patch, 0, sizeof(patch));
Eric Laurente45b48a2014-09-04 16:40:57 -07002641 }
2642 audio_patch_handle_t handle2;
Haynes Mathew Georgea2d4a6d2014-10-13 13:05:22 -07002643 struct audio_patch patch2;
Eric Laurente45b48a2014-09-04 16:40:57 -07002644 if (command2->mCommand == CREATE_AUDIO_PATCH) {
2645 handle2 = ((CreateAudioPatchData *)command2->mParam.get())->mHandle;
Haynes Mathew Georgea2d4a6d2014-10-13 13:05:22 -07002646 patch2 = ((CreateAudioPatchData *)command2->mParam.get())->mPatch;
Eric Laurente45b48a2014-09-04 16:40:57 -07002647 } else {
2648 handle2 = ((ReleaseAudioPatchData *)command2->mParam.get())->mHandle;
Glenn Kastenf60b6b62015-07-06 10:53:26 -07002649 memset(&patch2, 0, sizeof(patch2));
Eric Laurente45b48a2014-09-04 16:40:57 -07002650 }
2651 if (handle != handle2) break;
Haynes Mathew Georgea2d4a6d2014-10-13 13:05:22 -07002652 /* Filter CREATE_AUDIO_PATCH commands only when they are issued for
2653 same output. */
2654 if( (command->mCommand == CREATE_AUDIO_PATCH) &&
2655 (command2->mCommand == CREATE_AUDIO_PATCH) ) {
2656 bool isOutputDiff = false;
2657 if (patch.num_sources == patch2.num_sources) {
2658 for (unsigned count = 0; count < patch.num_sources; count++) {
2659 if (patch.sources[count].id != patch2.sources[count].id) {
2660 isOutputDiff = true;
2661 break;
2662 }
2663 }
2664 if (isOutputDiff)
2665 break;
2666 }
2667 }
Eric Laurente45b48a2014-09-04 16:40:57 -07002668 ALOGV("Filtering out %s audio patch command for handle %d",
2669 (command->mCommand == CREATE_AUDIO_PATCH) ? "create" : "release", handle);
2670 removedCommands.add(command2);
2671 command->mTime = command2->mTime;
2672 // force delayMs to non 0 so that code below does not request to wait for
2673 // command status as the command is now delayed
2674 delayMs = 1;
2675 } break;
2676
Jean-Michel Trivide801052015-04-14 19:10:14 -07002677 case DYN_POLICY_MIX_STATE_UPDATE: {
2678
2679 } break;
2680
Jean-Michel Trivi2f4fe9f2015-12-04 16:20:59 -08002681 case RECORDING_CONFIGURATION_UPDATE: {
2682
2683 } break;
2684
Jean-Michel Trivi9a6b9ad2020-10-22 16:46:43 -07002685 case ROUTING_UPDATED: {
2686
2687 } break;
2688
Jean-Michel Trivi78f2b302022-04-15 18:18:41 +00002689 case VOL_RANGE_INIT_REQUEST: {
2690 // command may come from different requests, do not filter
2691 } break;
2692
Mathias Agopian65ab4712010-07-14 17:59:35 -07002693 default:
2694 break;
2695 }
2696 }
2697
2698 // remove filtered commands
2699 for (size_t j = 0; j < removedCommands.size(); j++) {
2700 // removed commands always have time stamps greater than current command
2701 for (size_t k = i + 1; k < mAudioCommands.size(); k++) {
Eric Laurent0ede8922014-05-09 18:04:42 -07002702 if (mAudioCommands[k].get() == removedCommands[j].get()) {
Steve Block3856b092011-10-20 11:56:00 +01002703 ALOGV("suppressing command: %d", mAudioCommands[k]->mCommand);
Mathias Agopian65ab4712010-07-14 17:59:35 -07002704 mAudioCommands.removeAt(k);
2705 break;
2706 }
2707 }
2708 }
2709 removedCommands.clear();
2710
Eric Laurentaa79bef2015-01-15 14:33:51 -08002711 // Disable wait for status if delay is not 0.
2712 // Except for create audio patch command because the returned patch handle
2713 // is needed by audio policy manager
2714 if (delayMs != 0 && command->mCommand != CREATE_AUDIO_PATCH) {
Eric Laurentcec4abb2012-07-03 12:23:02 -07002715 command->mWaitStatus = false;
2716 }
Eric Laurentcec4abb2012-07-03 12:23:02 -07002717
Mathias Agopian65ab4712010-07-14 17:59:35 -07002718 // insert command at the right place according to its time stamp
Eric Laurent1e693b52014-07-09 15:03:28 -07002719 ALOGV("inserting command: %d at index %zd, num commands %zu",
2720 command->mCommand, i+1, mAudioCommands.size());
Mathias Agopian65ab4712010-07-14 17:59:35 -07002721 mAudioCommands.insertAt(command, i + 1);
2722}
2723
2724void AudioPolicyService::AudioCommandThread::exit()
2725{
Steve Block3856b092011-10-20 11:56:00 +01002726 ALOGV("AudioCommandThread::exit");
Mathias Agopian65ab4712010-07-14 17:59:35 -07002727 {
2728 AutoMutex _l(mLock);
2729 requestExit();
2730 mWaitWorkCV.signal();
2731 }
Zach Janga754b4f2015-10-27 01:29:34 +00002732 // Note that we can call it from the thread loop if all other references have been released
2733 // but it will safely return WOULD_BLOCK in this case
Mathias Agopian65ab4712010-07-14 17:59:35 -07002734 requestExitAndWait();
2735}
2736
2737void AudioPolicyService::AudioCommandThread::AudioCommand::dump(char* buffer, size_t size)
2738{
2739 snprintf(buffer, size, " %02d %06d.%03d %01u %p\n",
2740 mCommand,
2741 (int)ns2s(mTime),
2742 (int)ns2ms(mTime)%1000,
2743 mWaitStatus,
Eric Laurent0ede8922014-05-09 18:04:42 -07002744 mParam.get());
Mathias Agopian65ab4712010-07-14 17:59:35 -07002745}
2746
Dima Zavinfce7a472011-04-19 22:30:36 -07002747/******* helpers for the service_ops callbacks defined below *********/
2748void AudioPolicyService::setParameters(audio_io_handle_t ioHandle,
2749 const char *keyValuePairs,
2750 int delayMs)
2751{
Glenn Kasten72ef00d2012-01-17 11:09:42 -08002752 mAudioCommandThread->parametersCommand(ioHandle, keyValuePairs,
Dima Zavinfce7a472011-04-19 22:30:36 -07002753 delayMs);
2754}
2755
2756int AudioPolicyService::setStreamVolume(audio_stream_type_t stream,
2757 float volume,
2758 audio_io_handle_t output,
2759 int delayMs)
2760{
Glenn Kastenfff6d712012-01-12 16:38:12 -08002761 return (int)mAudioCommandThread->volumeCommand(stream, volume,
Glenn Kasten72ef00d2012-01-17 11:09:42 -08002762 output, delayMs);
Dima Zavinfce7a472011-04-19 22:30:36 -07002763}
2764
Dima Zavinfce7a472011-04-19 22:30:36 -07002765int AudioPolicyService::setVoiceVolume(float volume, int delayMs)
2766{
2767 return (int)mAudioCommandThread->voiceVolumeCommand(volume, delayMs);
2768}
2769
Eric Laurentb20cf7d2019-04-05 19:37:34 -07002770void AudioPolicyService::setEffectSuspended(int effectId,
2771 audio_session_t sessionId,
2772 bool suspended)
2773{
2774 mAudioCommandThread->setEffectSuspendedCommand(effectId, sessionId, suspended);
2775}
2776
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -08002777Status AudioPolicyService::onNewAudioModulesAvailable()
Mikhail Naganov88b30d22020-03-09 19:43:13 +00002778{
Mikhail Naganovd0e2c742020-03-25 15:59:59 -07002779 mOutputCommandThread->audioModulesUpdateCommand();
Ytai Ben-Tsvi0a4904a2021-01-06 12:57:05 -08002780 return Status::ok();
Mikhail Naganov88b30d22020-03-09 19:43:13 +00002781}
2782
Eric Laurentb20cf7d2019-04-05 19:37:34 -07002783
Dima Zavinfce7a472011-04-19 22:30:36 -07002784extern "C" {
Eric Laurent2d388ec2014-03-07 13:25:54 -08002785audio_module_handle_t aps_load_hw_module(void *service __unused,
2786 const char *name);
2787audio_io_handle_t aps_open_output(void *service __unused,
Eric Laurenta4c5a552012-03-29 10:12:40 -07002788 audio_devices_t *pDevices,
2789 uint32_t *pSamplingRate,
2790 audio_format_t *pFormat,
2791 audio_channel_mask_t *pChannelMask,
2792 uint32_t *pLatencyMs,
Eric Laurent2d388ec2014-03-07 13:25:54 -08002793 audio_output_flags_t flags);
Eric Laurenta4c5a552012-03-29 10:12:40 -07002794
Eric Laurent2d388ec2014-03-07 13:25:54 -08002795audio_io_handle_t aps_open_output_on_module(void *service __unused,
Eric Laurenta4c5a552012-03-29 10:12:40 -07002796 audio_module_handle_t module,
2797 audio_devices_t *pDevices,
2798 uint32_t *pSamplingRate,
2799 audio_format_t *pFormat,
2800 audio_channel_mask_t *pChannelMask,
2801 uint32_t *pLatencyMs,
Richard Fitzgeraldad3af332013-03-25 16:54:37 +00002802 audio_output_flags_t flags,
Eric Laurent2d388ec2014-03-07 13:25:54 -08002803 const audio_offload_info_t *offloadInfo);
2804audio_io_handle_t aps_open_dup_output(void *service __unused,
Dima Zavinfce7a472011-04-19 22:30:36 -07002805 audio_io_handle_t output1,
Eric Laurent2d388ec2014-03-07 13:25:54 -08002806 audio_io_handle_t output2);
2807int aps_close_output(void *service __unused, audio_io_handle_t output);
2808int aps_suspend_output(void *service __unused, audio_io_handle_t output);
2809int aps_restore_output(void *service __unused, audio_io_handle_t output);
2810audio_io_handle_t aps_open_input(void *service __unused,
Eric Laurenta4c5a552012-03-29 10:12:40 -07002811 audio_devices_t *pDevices,
2812 uint32_t *pSamplingRate,
2813 audio_format_t *pFormat,
2814 audio_channel_mask_t *pChannelMask,
Eric Laurent2d388ec2014-03-07 13:25:54 -08002815 audio_in_acoustics_t acoustics __unused);
2816audio_io_handle_t aps_open_input_on_module(void *service __unused,
Eric Laurenta4c5a552012-03-29 10:12:40 -07002817 audio_module_handle_t module,
2818 audio_devices_t *pDevices,
2819 uint32_t *pSamplingRate,
2820 audio_format_t *pFormat,
Eric Laurent2d388ec2014-03-07 13:25:54 -08002821 audio_channel_mask_t *pChannelMask);
2822int aps_close_input(void *service __unused, audio_io_handle_t input);
2823int aps_invalidate_stream(void *service __unused, audio_stream_type_t stream);
Glenn Kastend848eb42016-03-08 13:42:11 -08002824int aps_move_effects(void *service __unused, audio_session_t session,
Dima Zavinfce7a472011-04-19 22:30:36 -07002825 audio_io_handle_t src_output,
Eric Laurent2d388ec2014-03-07 13:25:54 -08002826 audio_io_handle_t dst_output);
2827char * aps_get_parameters(void *service __unused, audio_io_handle_t io_handle,
2828 const char *keys);
2829void aps_set_parameters(void *service, audio_io_handle_t io_handle,
2830 const char *kv_pairs, int delay_ms);
2831int aps_set_stream_volume(void *service, audio_stream_type_t stream,
Dima Zavinfce7a472011-04-19 22:30:36 -07002832 float volume, audio_io_handle_t output,
Eric Laurent2d388ec2014-03-07 13:25:54 -08002833 int delay_ms);
Eric Laurent2d388ec2014-03-07 13:25:54 -08002834int aps_set_voice_volume(void *service, float volume, int delay_ms);
2835};
Dima Zavinfce7a472011-04-19 22:30:36 -07002836
Mikhail Naganov1b2a7942017-12-08 10:18:09 -08002837} // namespace android