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1 /*
2  * Copyright (c) 2021-2024 Huawei Device Co., Ltd.
3  * Licensed under the Apache License, Version 2.0 (the "License");
4  * you may not use this file except in compliance with the License.
5  * You may obtain a copy of the License at
6  *
7  *     http://www.apache.org/licenses/LICENSE-2.0
8  *
9  * Unless required by applicable law or agreed to in writing, software
10  * distributed under the License is distributed on an "AS IS" BASIS,
11  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12  * See the License for the specific language governing permissions and
13  * limitations under the License.
14  */
15 
16 #ifndef ST_AUDIO_POLICY_SERVER_H
17 #define ST_AUDIO_POLICY_SERVER_H
18 
19 #include <mutex>
20 #include <pthread.h>
21 
22 #include "singleton.h"
23 #include "system_ability_definition.h"
24 #include "ipc_skeleton.h"
25 #include "system_ability.h"
26 #include "iservice_registry.h"
27 
28 #include "accesstoken_kit.h"
29 #include "perm_state_change_callback_customize.h"
30 #include "power_state_callback_stub.h"
31 #include "power_state_listener.h"
32 #include "common_event_subscriber.h"
33 #include "common_event_support.h"
34 
35 #include "bundle_mgr_interface.h"
36 #include "bundle_mgr_proxy.h"
37 
38 #include "audio_info.h"
39 #include "audio_policy_service.h"
40 #include "audio_stream_removed_callback.h"
41 #include "audio_interrupt_callback.h"
42 #include "audio_policy_manager_stub.h"
43 #include "audio_policy_client_proxy.h"
44 #include "audio_server_death_recipient.h"
45 #include "session_processor.h"
46 #include "audio_spatialization_service.h"
47 #include "audio_policy_server_handler.h"
48 #include "audio_interrupt_service.h"
49 #include "audio_device_manager.h"
50 
51 namespace OHOS {
52 namespace AudioStandard {
53 
54 constexpr uint64_t DSTATUS_SESSION_ID = 4294967296;
55 constexpr uint32_t DSTATUS_DEFAULT_RATE = 48000;
56 constexpr int32_t LOCAL_USER_ID = 100;
57 
58 class AudioPolicyService;
59 class AudioInterruptService;
60 class AudioPolicyServerHandler;
61 class AudioSessionService;
62 class BluetoothEventSubscriber;
63 
64 class AudioPolicyServer : public SystemAbility,
65                           public AudioPolicyManagerStub,
66                           public AudioStreamRemovedCallback {
67     DECLARE_SYSTEM_ABILITY(AudioPolicyServer);
68 
69 public:
70     DISALLOW_COPY_AND_MOVE(AudioPolicyServer);
71 
72     enum DeathRecipientId {
73         TRACKER_CLIENT = 0,
74         LISTENER_CLIENT
75     };
76 
77     const std::vector<AudioStreamType> GET_STREAM_ALL_VOLUME_TYPES {
78         STREAM_MUSIC,
79         STREAM_VOICE_CALL,
80         STREAM_RING,
81         STREAM_VOICE_ASSISTANT,
82         STREAM_ALARM,
83         STREAM_ACCESSIBILITY,
84         STREAM_ULTRASONIC
85     };
86 
87     explicit AudioPolicyServer(int32_t systemAbilityId, bool runOnCreate = true);
88 
~AudioPolicyServer()89     virtual ~AudioPolicyServer()
90     {
91         AUDIO_WARNING_LOG("dtor should not happen");
92     };
93 
94     void OnDump() override;
95     void OnStart() override;
96     void OnStop() override;
97 
98     int32_t GetMaxVolumeLevel(AudioVolumeType volumeType) override;
99 
100     int32_t GetMinVolumeLevel(AudioVolumeType volumeType) override;
101 
102     int32_t SetSystemVolumeLevelLegacy(AudioVolumeType volumeType, int32_t volumeLevel) override;
103 
104     int32_t SetSystemVolumeLevel(AudioVolumeType volumeType, int32_t volumeLevel, int32_t volumeFlag = 0) override;
105 
106     AudioStreamType GetSystemActiveVolumeType(const int32_t clientUid) override;
107 
108     int32_t GetSystemVolumeLevel(AudioStreamType streamType) override;
109 
110     int32_t SetLowPowerVolume(int32_t streamId, float volume) override;
111 
112     float GetLowPowerVolume(int32_t streamId) override;
113 
114     float GetSingleStreamVolume(int32_t streamId) override;
115 
116     int32_t SetStreamMuteLegacy(AudioStreamType streamType, bool mute) override;
117 
118     int32_t SetStreamMute(AudioStreamType streamType, bool mute) override;
119 
120     bool GetStreamMute(AudioStreamType streamType) override;
121 
122     bool IsStreamActive(AudioStreamType streamType) override;
123 
124     bool IsVolumeUnadjustable() override;
125 
126     int32_t AdjustVolumeByStep(VolumeAdjustType adjustType) override;
127 
128     int32_t AdjustSystemVolumeByStep(AudioVolumeType volumeType, VolumeAdjustType adjustType) override;
129 
130     float GetSystemVolumeInDb(AudioVolumeType volumeType, int32_t volumeLevel, DeviceType deviceType) override;
131 
132     bool IsArmUsbDevice(const AudioDeviceDescriptor &desc) override;
133 
134     int32_t SelectOutputDevice(sptr<AudioRendererFilter> audioRendererFilter,
135         std::vector<sptr<AudioDeviceDescriptor>> audioDeviceDescriptors) override;
136 
137     std::string GetSelectedDeviceInfo(int32_t uid, int32_t pid, AudioStreamType streamType) override;
138 
139     int32_t SelectInputDevice(sptr<AudioCapturerFilter> audioCapturerFilter,
140         std::vector<sptr<AudioDeviceDescriptor>> audioDeviceDescriptors) override;
141 
142     std::vector<sptr<AudioDeviceDescriptor>> GetDevices(DeviceFlag deviceFlag) override;
143 
144     std::vector<sptr<AudioDeviceDescriptor>> GetDevicesInner(DeviceFlag deviceFlag) override;
145 
146     int32_t NotifyCapturerAdded(AudioCapturerInfo capturerInfo, AudioStreamInfo streamInfo,
147         uint32_t sessionId) override;
148 
149     int32_t SetDeviceActive(InternalDeviceType deviceType, bool active) override;
150 
151     bool IsDeviceActive(InternalDeviceType deviceType) override;
152 
153     InternalDeviceType GetActiveOutputDevice() override;
154 
155     InternalDeviceType GetActiveInputDevice() override;
156 
157     int32_t SetRingerModeLegacy(AudioRingerMode ringMode) override;
158 
159     int32_t SetRingerMode(AudioRingerMode ringMode) override;
160 
161 #ifdef FEATURE_DTMF_TONE
162     std::vector<int32_t> GetSupportedTones() override;
163 
164     std::shared_ptr<ToneInfo> GetToneConfig(int32_t ltonetype) override;
165 #endif
166 
167     AudioRingerMode GetRingerMode() override;
168 
169     int32_t SetAudioScene(AudioScene audioScene) override;
170 
171     int32_t SetMicrophoneMuteCommon(bool isMute, bool isLegacy);
172 
173     int32_t SetMicrophoneMute(bool isMute) override;
174 
175     int32_t SetMicrophoneMuteAudioConfig(bool isMute) override;
176 
177     int32_t SetMicrophoneMutePersistent(const bool isMute, const PolicyType type) override;
178 
179     bool GetPersistentMicMuteState() override;
180 
181     bool IsMicrophoneMuteLegacy() override;
182 
183     bool IsMicrophoneMute() override;
184 
185     AudioScene GetAudioScene() override;
186 
187     int32_t ActivateAudioSession(const AudioSessionStrategy &strategy) override;
188 
189     int32_t DeactivateAudioSession() override;
190 
191     bool IsAudioSessionActivated() override;
192 
193     int32_t SetAudioInterruptCallback(const uint32_t sessionID,
194         const sptr<IRemoteObject> &object, uint32_t clientUid, const int32_t zoneId = 0) override;
195 
196     int32_t UnsetAudioInterruptCallback(const uint32_t sessionID, const int32_t zoneId = 0) override;
197 
198     int32_t ActivateAudioInterrupt(const AudioInterrupt &audioInterrupt, const int32_t zoneId = 0,
199         const bool isUpdatedAudioStrategy = false) override;
200 
201     int32_t DeactivateAudioInterrupt(const AudioInterrupt &audioInterrupt, const int32_t zoneId = 0) override;
202 
203     int32_t SetAudioManagerInterruptCallback(const int32_t clientId, const sptr<IRemoteObject> &object) override;
204 
205     int32_t UnsetAudioManagerInterruptCallback(const int32_t clientId) override;
206 
207     int32_t SetQueryClientTypeCallback(const sptr<IRemoteObject> &object) override;
208 
209     int32_t RequestAudioFocus(const int32_t clientId, const AudioInterrupt &audioInterrupt) override;
210 
211     int32_t AbandonAudioFocus(const int32_t clientId, const AudioInterrupt &audioInterrupt) override;
212 
213     AudioStreamType GetStreamInFocus(const int32_t zoneId = 0) override;
214 
215     int32_t GetSessionInfoInFocus(AudioInterrupt &audioInterrupt, const int32_t zoneId = 0) override;
216 
217     void OnAudioStreamRemoved(const uint64_t sessionID) override;
218 
219     void ProcessSessionRemoved(const uint64_t sessionID, const int32_t zoneId = 0);
220 
221     void ProcessSessionAdded(SessionEvent sessionEvent);
222 
223     void ProcessorCloseWakeupSource(const uint64_t sessionID);
224 
225     int32_t Dump(int32_t fd, const std::vector<std::u16string> &args) override;
226 
227     bool CheckRecordingCreate(uint32_t appTokenId, uint64_t appFullTokenId, int32_t appUid,
228         SourceType sourceType = SOURCE_TYPE_MIC) override;
229 
230     bool CheckRecordingStateChange(uint32_t appTokenId, uint64_t appFullTokenId, int32_t appUid,
231         AudioPermissionState state) override;
232 
233     int32_t ReconfigureAudioChannel(const uint32_t &count, DeviceType deviceType) override;
234 
235     int32_t GetAudioLatencyFromXml() override;
236 
237     uint32_t GetSinkLatencyFromXml() override;
238 
239     int32_t GetPreferredOutputStreamType(AudioRendererInfo &rendererInfo) override;
240 
241     int32_t GetPreferredInputStreamType(AudioCapturerInfo &capturerInfo) override;
242 
243     int32_t RegisterTracker(AudioMode &mode, AudioStreamChangeInfo &streamChangeInfo,
244         const sptr<IRemoteObject> &object) override;
245 
246     int32_t UpdateTracker(AudioMode &mode, AudioStreamChangeInfo &streamChangeInfo) override;
247 
248     int32_t GetCurrentRendererChangeInfos(
249         std::vector<std::unique_ptr<AudioRendererChangeInfo>> &audioRendererChangeInfos) override;
250 
251     int32_t GetCurrentCapturerChangeInfos(
252         std::vector<std::unique_ptr<AudioCapturerChangeInfo>> &audioCapturerChangeInfos) override;
253 
254     void RegisterClientDeathRecipient(const sptr<IRemoteObject> &object, DeathRecipientId id);
255 
256     void RegisteredTrackerClientDied(int uid);
257 
258     void RegisteredStreamListenerClientDied(int pid);
259 
260     bool IsAudioRendererLowLatencySupported(const AudioStreamInfo &audioStreamInfo) override;
261 
262     int32_t UpdateStreamState(const int32_t clientUid, StreamSetState streamSetState,
263         StreamUsage streamUsage) override;
264 
265     int32_t GetVolumeGroupInfos(std::string networkId, std::vector<sptr<VolumeGroupInfo>> &infos) override;
266 
267     int32_t GetSupportedAudioEffectProperty(AudioEffectPropertyArrayV3 &propertyArray) override;
268     int32_t SetAudioEffectProperty(const AudioEffectPropertyArrayV3 &propertyArray) override;
269     int32_t GetAudioEffectProperty(AudioEffectPropertyArrayV3 &propertyArray) override;
270 
271     int32_t GetNetworkIdByGroupId(int32_t groupId, std::string &networkId) override;
272 
273     std::vector<sptr<AudioDeviceDescriptor>> GetPreferredOutputDeviceDescriptors(
274         AudioRendererInfo &rendererInfo) override;
275 
276     std::vector<sptr<AudioDeviceDescriptor>> GetPreferredInputDeviceDescriptors(
277         AudioCapturerInfo &captureInfo) override;
278 
279     int32_t SetClientCallbacksEnable(const CallbackChange &callbackchange, const bool &enable) override;
280 
281     int32_t GetAudioFocusInfoList(std::list<std::pair<AudioInterrupt, AudioFocuState>> &focusInfoList,
282         const int32_t zoneId = 0) override;
283 
284     int32_t SetSystemSoundUri(const std::string &key, const std::string &uri) override;
285 
286     std::string GetSystemSoundUri(const std::string &key) override;
287 
288     float GetMinStreamVolume(void) override;
289 
290     float GetMaxStreamVolume(void) override;
291 
292     int32_t CheckMaxRendererInstances() override;
293 
294     void GetStreamVolumeInfoMap(StreamVolumeInfoMap& streamVolumeInfos);
295 
296     int32_t QueryEffectSceneMode(SupportedEffectConfig &supportedEffectConfig) override;
297 
298     int32_t GetHardwareOutputSamplingRate(const sptr<AudioDeviceDescriptor> &desc) override;
299 
300     std::vector<sptr<MicrophoneDescriptor>> GetAudioCapturerMicrophoneDescriptors(int32_t sessionId) override;
301 
302     std::vector<sptr<MicrophoneDescriptor>> GetAvailableMicrophones() override;
303 
304     int32_t SetDeviceAbsVolumeSupported(const std::string &macAddress, const bool support) override;
305 
306     bool IsAbsVolumeScene() override;
307 
308     bool IsVgsVolumeSupported() override;
309 
310     int32_t SetA2dpDeviceVolume(const std::string &macAddress, const int32_t volume, const bool updateUi) override;
311 
312     std::vector<std::unique_ptr<AudioDeviceDescriptor>> GetAvailableDevices(AudioDeviceUsage usage) override;
313 
314     int32_t SetAvailableDeviceChangeCallback(const int32_t /*clientId*/, const AudioDeviceUsage usage,
315         const sptr<IRemoteObject> &object) override;
316 
317     int32_t UnsetAvailableDeviceChangeCallback(const int32_t clientId, AudioDeviceUsage usage) override;
318 
319     bool IsSpatializationEnabled() override;
320 
321     bool IsSpatializationEnabled(const std::string address) override;
322 
323     int32_t SetSpatializationEnabled(const bool enable) override;
324 
325     int32_t SetSpatializationEnabled(const sptr<AudioDeviceDescriptor> &selectedAudioDevice,
326         const bool enable) override;
327 
328     bool IsHeadTrackingEnabled() override;
329 
330     bool IsHeadTrackingEnabled(const std::string address) override;
331 
332     int32_t SetHeadTrackingEnabled(const bool enable) override;
333 
334     int32_t SetHeadTrackingEnabled(const sptr<AudioDeviceDescriptor> &selectedAudioDevice, const bool enable) override;
335 
336     AudioSpatializationState GetSpatializationState(const StreamUsage streamUsage) override;
337 
338     bool IsSpatializationSupported() override;
339 
340     bool IsSpatializationSupportedForDevice(const std::string address) override;
341 
342     bool IsHeadTrackingSupported() override;
343 
344     bool IsHeadTrackingSupportedForDevice(const std::string address) override;
345 
346     int32_t UpdateSpatialDeviceState(const AudioSpatialDeviceState audioSpatialDeviceState) override;
347 
348     int32_t RegisterSpatializationStateEventListener(const uint32_t sessionID, const StreamUsage streamUsage,
349         const sptr<IRemoteObject> &object) override;
350 
351     int32_t ConfigDistributedRoutingRole(const sptr<AudioDeviceDescriptor> descriptor, CastType type) override;
352 
353     int32_t SetDistributedRoutingRoleCallback(const sptr<IRemoteObject> &object) override;
354 
355     int32_t UnsetDistributedRoutingRoleCallback() override;
356 
357     int32_t UnregisterSpatializationStateEventListener(const uint32_t sessionID) override;
358 
359     int32_t RegisterPolicyCallbackClient(const sptr<IRemoteObject> &object, const int32_t zoneId = 0) override;
360 
361     int32_t CreateAudioInterruptZone(const std::set<int32_t> &pids, const int32_t zoneId) override;
362 
363     int32_t AddAudioInterruptZonePids(const std::set<int32_t> &pids, const int32_t zoneId) override;
364 
365     int32_t RemoveAudioInterruptZonePids(const std::set<int32_t> &pids, const int32_t zoneId) override;
366 
367     int32_t ReleaseAudioInterruptZone(const int32_t zoneId) override;
368 
369     int32_t SetCallDeviceActive(InternalDeviceType deviceType, bool active, std::string address) override;
370 
371     std::unique_ptr<AudioDeviceDescriptor> GetActiveBluetoothDevice() override;
372 
373     void FetchOutputDeviceForTrack(AudioStreamChangeInfo &streamChangeInfo,
374         const AudioStreamDeviceChangeReasonExt reason) override;
375 
376     void FetchInputDeviceForTrack(AudioStreamChangeInfo &streamChangeInfo) override;
377 
378     ConverterConfig GetConverterConfig() override;
379 
380     AudioSpatializationSceneType GetSpatializationSceneType() override;
381 
382     int32_t SetSpatializationSceneType(const AudioSpatializationSceneType spatializationSceneType) override;
383 
384     float GetMaxAmplitude(const int32_t deviceId) override;
385 
386     int32_t DisableSafeMediaVolume() override;
387 
388     bool IsHeadTrackingDataRequested(const std::string &macAddress) override;
389 
390     int32_t SetAudioDeviceRefinerCallback(const sptr<IRemoteObject> &object) override;
391 
392     int32_t UnsetAudioDeviceRefinerCallback() override;
393 
394     int32_t TriggerFetchDevice(
395         AudioStreamDeviceChangeReasonExt reason = AudioStreamDeviceChangeReason::UNKNOWN) override;
396 
397     int32_t SetPreferredDevice(const PreferredType preferredType,
398         const sptr<AudioDeviceDescriptor> &desc) override;
399 
400     void SaveRemoteInfo(const std::string &networkId, DeviceType deviceType) override;
401 
402     int32_t MoveToNewPipe(const uint32_t sessionId, const AudioPipeType pipeType) override;
403 
404     int32_t SetAudioConcurrencyCallback(const uint32_t sessionID, const sptr<IRemoteObject> &object) override;
405 
406     int32_t UnsetAudioConcurrencyCallback(const uint32_t sessionID) override;
407 
408     int32_t ActivateAudioConcurrency(const AudioPipeType &pipeType) override;
409 
410     int32_t InjectInterruption(const std::string networkId, InterruptEvent &event) override;
411 
412     int32_t LoadSplitModule(const std::string &splitArgs, const std::string &networkId) override;
413 
414     int32_t SetVoiceRingtoneMute(bool isMute) override;
415 
416     int32_t SetDefaultOutputDevice(const DeviceType deviceType, const uint32_t sessionID,
417         const StreamUsage streamUsage, bool isRunning) override;
418 
419     void ProcessRemoteInterrupt(std::set<int32_t> sessionIds, InterruptEventInternal interruptEvent);
420 
421     class RemoteParameterCallback : public AudioParameterCallback {
422     public:
423         RemoteParameterCallback(sptr<AudioPolicyServer> server);
424         // AudioParameterCallback
425         void OnAudioParameterChange(const std::string networkId, const AudioParamKey key, const std::string& condition,
426             const std::string& value) override;
427     private:
428         sptr<AudioPolicyServer> server_;
429         void VolumeOnChange(const std::string networkId, const std::string& condition);
430         void InterruptOnChange(const std::string networkId, const std::string& condition);
431         void StateOnChange(const std::string networkId, const std::string& condition, const std::string& value);
432     };
433 
434     std::shared_ptr<RemoteParameterCallback> remoteParameterCallback_;
435 
436     class PerStateChangeCbCustomizeCallback : public Security::AccessToken::PermStateChangeCallbackCustomize {
437     public:
PerStateChangeCbCustomizeCallback(const Security::AccessToken::PermStateChangeScope & scopeInfo,sptr<AudioPolicyServer> server)438         explicit PerStateChangeCbCustomizeCallback(const Security::AccessToken::PermStateChangeScope &scopeInfo,
439             sptr<AudioPolicyServer> server) : PermStateChangeCallbackCustomize(scopeInfo),
440             ready_(false), server_(server) {}
~PerStateChangeCbCustomizeCallback()441         ~PerStateChangeCbCustomizeCallback() {}
442 
443         void PermStateChangeCallback(Security::AccessToken::PermStateChangeInfo& result);
444         int32_t getUidByBundleName(std::string bundle_name, int user_id);
445         void UpdateMicPrivacyByCapturerState(bool targetMuteState, uint32_t targetTokenId, int32_t appUid);
446 
447         bool ready_;
448     private:
449         sptr<AudioPolicyServer> server_;
450     };
451 
452     bool IsHighResolutionExist() override;
453 
454     int32_t SetHighResolutionExist(bool highResExist) override;
455 
456     void NotifyAccountsChanged(const int &id);
457 
458     // for hidump
459     void AudioDevicesDump(std::string &dumpString);
460     void AudioModeDump(std::string &dumpString);
461     void AudioInterruptZoneDump(std::string &dumpString);
462     void AudioPolicyParserDump(std::string &dumpString);
463     void AudioVolumeDump(std::string &dumpString);
464     void AudioStreamDump(std::string &dumpString);
465     void OffloadStatusDump(std::string &dumpString);
466     void XmlParsedDataMapDump(std::string &dumpString);
467     void EffectManagerInfoDump(std::string &dumpString);
468     void MicrophoneMuteInfoDump(std::string &dumpString);
469 
470 protected:
471     void OnAddSystemAbility(int32_t systemAbilityId, const std::string& deviceId) override;
472 
473     void RegisterParamCallback();
474 
475     void OnRemoveSystemAbility(int32_t systemAbilityId, const std::string& deviceId) override;
476 
477 private:
478     friend class AudioInterruptService;
479 
480     static constexpr int32_t MAX_VOLUME_LEVEL = 15;
481     static constexpr int32_t MIN_VOLUME_LEVEL = 0;
482     static constexpr int32_t VOLUME_CHANGE_FACTOR = 1;
483     static constexpr int32_t VOLUME_KEY_DURATION = 0;
484     static constexpr int32_t VOLUME_MUTE_KEY_DURATION = 1;
485     static constexpr int32_t MEDIA_SERVICE_UID = 1013;
486     static constexpr int32_t EDM_SERVICE_UID = 3057;
487     static constexpr char DAUDIO_DEV_TYPE_SPK = '1';
488     static constexpr char DAUDIO_DEV_TYPE_MIC = '2';
489     static constexpr int32_t AUDIO_UID = 1041;
490     static constexpr uint32_t MICPHONE_CALLER = 0;
491 
492     static const std::list<uid_t> RECORD_ALLOW_BACKGROUND_LIST;
493     static const std::list<uid_t> RECORD_PASS_APPINFO_LIST;
494 
495     class AudioPolicyServerPowerStateCallback : public PowerMgr::PowerStateCallbackStub {
496     public:
497         AudioPolicyServerPowerStateCallback(AudioPolicyServer *policyServer);
498         void OnAsyncPowerStateChanged(PowerMgr::PowerState state) override;
499 
500     private:
501         AudioPolicyServer *policyServer_;
502     };
503 
504     int32_t VerifyVoiceCallPermission(uint64_t fullTokenId, Security::AccessToken::AccessTokenID tokenId);
505 
506     // offload session
507     void OffloadStreamCheck(int64_t activateSessionId, int64_t deactivateSessionId);
508     void CheckSubscribePowerStateChange();
509 
510     void CheckStreamMode(const int64_t activateSessionId);
511     bool CheckAudioSessionStrategy(const AudioSessionStrategy &sessionStrategy);
512 
513     // for audio volume and mute status
514     int32_t SetRingerModeInternal(AudioRingerMode ringMode, bool hasUpdatedVolume = false);
515     int32_t SetSystemVolumeLevelInternal(AudioStreamType streamType, int32_t volumeLevel, bool isUpdateUi);
516     int32_t SetSingleStreamVolume(AudioStreamType streamType, int32_t volumeLevel, bool isUpdateUi, bool mute);
517     AudioStreamType GetSystemActiveVolumeTypeInternal(const int32_t clientUid);
518     int32_t GetSystemVolumeLevelInternal(AudioStreamType streamType);
519     float GetSystemVolumeDb(AudioStreamType streamType);
520     int32_t SetStreamMuteInternal(AudioStreamType streamType, bool mute, bool isUpdateUi);
521     int32_t SetSingleStreamMute(AudioStreamType streamType, bool mute, bool isUpdateUi);
522     bool GetStreamMuteInternal(AudioStreamType streamType);
523     bool IsVolumeTypeValid(AudioStreamType streamType);
524     bool IsVolumeLevelValid(AudioStreamType streamType, int32_t volumeLevel);
525 
526     // Permission and privacy
527     bool VerifyPermission(const std::string &permission, uint32_t tokenId = 0, bool isRecording = false);
528     bool VerifyBluetoothPermission();
529     int32_t OffloadStopPlaying(const AudioInterrupt &audioInterrupt);
530     int32_t SetAudioSceneInternal(AudioScene audioScene);
531 
532     AppExecFwk::BundleInfo GetBundleInfoFromUid();
533     int32_t GetApiTargerVersion();
534 
535     // externel function call
536 #ifdef FEATURE_MULTIMODALINPUT_INPUT
537     bool MaxOrMinVolumeOption(const int32_t &volLevel, const int32_t keyType, const AudioStreamType &streamInFocus);
538     int32_t RegisterVolumeKeyEvents(const int32_t keyType);
539     int32_t RegisterVolumeKeyMuteEvents();
540     void SubscribeVolumeKeyEvents();
541 #endif
542     void AddAudioServiceOnStart();
543     void SubscribeOsAccountChangeEvents();
544     void SubscribePowerStateChangeEvents();
545     void SubscribeCommonEvent(const std::string event);
546     void OnReceiveEvent(const EventFwk::CommonEventData &eventData);
547     void HandleKvDataShareEvent();
548     void InitMicrophoneMute();
549     void InitKVStore();
550     void ConnectServiceAdapter();
551     void LoadEffectLibrary();
552     void RegisterBluetoothListener();
553     void SubscribeAccessibilityConfigObserver();
554     void RegisterDataObserver();
555     void RegisterPowerStateListener();
556     void UnRegisterPowerStateListener();
557     void RegisterSyncHibernateListener();
558     void UnRegisterSyncHibernateListener();
559     void OnDistributedRoutingRoleChange(const sptr<AudioDeviceDescriptor> descriptor, const CastType type);
560 
561     void InitPolicyDumpMap();
562     void PolicyDataDump(std::string &dumpString);
563     void ArgInfoDump(std::string &dumpString, std::queue<std::u16string> &argQue);
564     void InfoDumpHelp(std::string &dumpString);
565 
566     int32_t SetRingerModeInner(AudioRingerMode ringMode);
567 
568     // for updating default device selection state when game audio stream is muted
569     void UpdateDefaultOutputDeviceWhenStarting(const uint32_t sessionID);
570     void UpdateDefaultOutputDeviceWhenStopping(const uint32_t sessionID);
571 
572     AudioPolicyService& audioPolicyService_;
573     AudioDeviceManager &audioDeviceManager_;
574     std::shared_ptr<AudioInterruptService> interruptService_;
575 
576     int32_t volumeStep_;
577     std::atomic<bool> isFirstAudioServiceStart_ = false;
578     std::atomic<bool> isInitMuteState_ = false;
579 #ifdef FEATURE_MULTIMODALINPUT_INPUT
580     std::atomic<bool> hasSubscribedVolumeKeyEvents_ = false;
581 #endif
582     std::vector<pid_t> clientDiedListenerState_;
583     sptr<PowerStateListener> powerStateListener_;
584     sptr<SyncHibernateListener> syncHibernateListener_;
585     bool powerStateCallbackRegister_;
586 
587     std::mutex keyEventMutex_;
588     std::mutex micStateChangeMutex_;
589     std::mutex clientDiedListenerStateMutex_;
590 
591     SessionProcessor sessionProcessor_{
592         [this] (const uint64_t sessionID, const int32_t zoneID) { this->ProcessSessionRemoved(sessionID, zoneID); },
593         [this] (SessionEvent sessionEvent) { this->ProcessSessionAdded(sessionEvent); },
594         [this] (const uint64_t sessionID) {this->ProcessorCloseWakeupSource(sessionID); }};
595 
596     AudioSpatializationService& audioSpatializationService_;
597     std::shared_ptr<AudioPolicyServerHandler> audioPolicyServerHandler_;
598     bool volumeApplyToAll_ = false;
599 
600     bool isHighResolutionExist_ = false;
601     std::mutex descLock_;
602     AudioRouterCenter &audioRouterCenter_;
603     using DumpFunc = void(AudioPolicyServer::*)(std::string &dumpString);
604     std::map<std::u16string, DumpFunc> dumpFuncMap;
605     pid_t lastMicMuteSettingPid_ = 0;
606     std::string GetBundleName();
607     std::shared_ptr<AudioOsAccountInfo> accountObserver_ = nullptr;
608     int32_t sessionIdByRemote_ = -1;
609 };
610 
611 class AudioOsAccountInfo : public AccountSA::OsAccountSubscriber {
612 public:
AudioOsAccountInfo(const AccountSA::OsAccountSubscribeInfo & subscribeInfo,AudioPolicyServer * audioPolicyServer)613     explicit AudioOsAccountInfo(const AccountSA::OsAccountSubscribeInfo &subscribeInfo,
614         AudioPolicyServer *audioPolicyServer) : AccountSA::OsAccountSubscriber(subscribeInfo),
615         audioPolicyServer_(audioPolicyServer) {}
616 
~AudioOsAccountInfo()617     ~AudioOsAccountInfo()
618     {
619         AUDIO_WARNING_LOG("Destructor AudioOsAccountInfo");
620     }
621 
OnAccountsChanged(const int & id)622     void OnAccountsChanged(const int &id) override
623     {
624         AUDIO_INFO_LOG("OnAccountsChanged received, id: %{public}d", id);
625     }
626 
OnAccountsSwitch(const int & newId,const int & oldId)627     void OnAccountsSwitch(const int &newId, const int &oldId) override
628     {
629         CHECK_AND_RETURN_LOG(oldId >= LOCAL_USER_ID, "invalid id");
630         AUDIO_INFO_LOG("OnAccountsSwitch received, newid: %{public}d, oldid: %{public}d", newId, oldId);
631         if (audioPolicyServer_ != nullptr) {
632             audioPolicyServer_->NotifyAccountsChanged(newId);
633         }
634     }
635 private:
636     AudioPolicyServer *audioPolicyServer_;
637 };
638 
639 class AudioCommonEventSubscriber : public EventFwk::CommonEventSubscriber {
640 public:
AudioCommonEventSubscriber(const EventFwk::CommonEventSubscribeInfo & subscribeInfo,std::function<void (const EventFwk::CommonEventData &)> receiver)641     explicit AudioCommonEventSubscriber(const EventFwk::CommonEventSubscribeInfo &subscribeInfo,
642         std::function<void(const EventFwk::CommonEventData&)> receiver)
643         : EventFwk::CommonEventSubscriber(subscribeInfo), eventReceiver_(receiver) {}
~AudioCommonEventSubscriber()644     ~AudioCommonEventSubscriber() {}
645     void OnReceiveEvent(const EventFwk::CommonEventData &eventData) override;
646 private:
647     AudioCommonEventSubscriber() = default;
648     std::function<void(const EventFwk::CommonEventData&)> eventReceiver_;
649 };
650 } // namespace AudioStandard
651 } // namespace OHOS
652 #endif // ST_AUDIO_POLICY_SERVER_H
653