Move AudioRecordClient out of AudioPolicyService

Pull out helper classes to assist in further refactoring.

Test: Compiles
Bug: 288620517
Change-Id: I1881c18b1ef00f3d54006349a6cf3242c747be05
diff --git a/services/audiopolicy/service/AudioPolicyService.h b/services/audiopolicy/service/AudioPolicyService.h
index d0cde64..94b48ea 100644
--- a/services/audiopolicy/service/AudioPolicyService.h
+++ b/services/audiopolicy/service/AudioPolicyService.h
@@ -1,4 +1,3 @@
-
 /*
  * Copyright (C) 2009 The Android Open Source Project
  *
@@ -28,7 +27,6 @@
 #include <utils/Vector.h>
 #include <utils/SortedVector.h>
 #include <binder/ActivityManager.h>
-#include <binder/AppOpsManager.h>
 #include <binder/BinderService.h>
 #include <binder/IUidObserver.h>
 #include <system/audio.h>
@@ -64,6 +62,12 @@
 
 // ----------------------------------------------------------------------------
 
+namespace media::audiopolicy {
+    class AudioRecordClient;
+}
+
+using ::android::media::audiopolicy::AudioRecordClient;
+
 class AudioPolicyService :
     public BinderService<AudioPolicyService>,
     public media::BnAudioPolicyService,
@@ -401,7 +405,6 @@
     // Handles binder shell commands
     virtual status_t shellCommand(int in, int out, int err, Vector<String16>& args);
 
-    class AudioRecordClient;
 
     // Sets whether the given UID records only silence
     virtual void setAppState_l(sp<AudioRecordClient> client, app_state_t state) REQUIRES(mLock);
@@ -542,6 +545,7 @@
     // Thread used to send audio config commands to audio flinger
     // For audio config commands, it is necessary because audio flinger requires that the calling
     // process (user) has permission to modify audio settings.
+    public:
     class AudioCommandThread : public Thread {
         class AudioCommand;
     public:
@@ -732,6 +736,7 @@
         wp<AudioPolicyService> mService;
     };
 
+    private:
     class AudioPolicyClient : public AudioPolicyClientInterface
     {
      public:
@@ -906,6 +911,7 @@
               bool                                 mAudioVolumeGroupCallbacksEnabled;
     };
 
+    public:
     class AudioClient : public virtual RefBase {
     public:
                 AudioClient(const audio_attributes_t attributes,
@@ -927,82 +933,8 @@
         const audio_port_handle_t deviceId;  // selected input device port ID
               bool active;                   // Playback/Capture is active or inactive
     };
-
-    // Checks and monitors app ops for AudioRecordClient
-    class OpRecordAudioMonitor : public RefBase {
-    public:
-        ~OpRecordAudioMonitor() override;
-        bool hasOp() const;
-        int32_t getOp() const { return mAppOp; }
-
-        static sp<OpRecordAudioMonitor> createIfNeeded(
-                const AttributionSourceState& attributionSource,
-                const audio_attributes_t& attr, wp<AudioCommandThread> commandThread);
-
     private:
-        OpRecordAudioMonitor(const AttributionSourceState& attributionSource, int32_t appOp,
-                wp<AudioCommandThread> commandThread);
 
-        void onFirstRef() override;
-
-        AppOpsManager mAppOpsManager;
-
-        class RecordAudioOpCallback : public BnAppOpsCallback {
-        public:
-            explicit RecordAudioOpCallback(const wp<OpRecordAudioMonitor>& monitor);
-            void opChanged(int32_t op, const String16& packageName) override;
-
-        private:
-            const wp<OpRecordAudioMonitor> mMonitor;
-        };
-
-        sp<RecordAudioOpCallback> mOpCallback;
-        // called by RecordAudioOpCallback when the app op for this OpRecordAudioMonitor is updated
-        // in AppOp callback and in onFirstRef()
-        // updateUidStates is true when the silenced state of active AudioRecordClients must be
-        // re-evaluated
-        void checkOp(bool updateUidStates = false);
-
-        std::atomic_bool mHasOp;
-        const AttributionSourceState mAttributionSource;
-        const int32_t mAppOp;
-        wp<AudioCommandThread> mCommandThread;
-    };
-
-    // --- AudioRecordClient ---
-    // Information about each registered AudioRecord client
-    // (between calls to getInputForAttr() and releaseInput())
-    class AudioRecordClient : public AudioClient {
-    public:
-                AudioRecordClient(const audio_attributes_t attributes,
-                          const audio_io_handle_t io,
-                          const audio_session_t session, audio_port_handle_t portId,
-                          const audio_port_handle_t deviceId,
-                          const AttributionSourceState& attributionSource,
-                          bool canCaptureOutput, bool canCaptureHotword,
-                          wp<AudioCommandThread> commandThread) :
-                    AudioClient(attributes, io, attributionSource,
-                        session, portId, deviceId), attributionSource(attributionSource),
-                        startTimeNs(0), canCaptureOutput(canCaptureOutput),
-                        canCaptureHotword(canCaptureHotword), silenced(false),
-                        mOpRecordAudioMonitor(
-                                OpRecordAudioMonitor::createIfNeeded(attributionSource,
-                                attributes, commandThread)) {}
-                ~AudioRecordClient() override = default;
-
-        bool hasOp() const {
-            return mOpRecordAudioMonitor ? mOpRecordAudioMonitor->hasOp() : true;
-        }
-
-        const AttributionSourceState attributionSource; // attribution source of client
-        nsecs_t startTimeNs;
-        const bool canCaptureOutput;
-        const bool canCaptureHotword;
-        bool silenced;
-
-    private:
-        sp<OpRecordAudioMonitor>           mOpRecordAudioMonitor;
-    };
 
 
     // --- AudioPlaybackClient ---