audio policy: check audio attributes with use case validator

Add calls to use case validator when playback and capture starts
to fix incomplete or default usages in audio attributes.

Bug: 257922898
Test: libaudiousecasevalidation-test

Change-Id: I5c22c34564a101eb9773988919cff6ded370485e
diff --git a/services/audiopolicy/AudioPolicyInterface.h b/services/audiopolicy/AudioPolicyInterface.h
index a5fa78b..8e0315b 100644
--- a/services/audiopolicy/AudioPolicyInterface.h
+++ b/services/audiopolicy/AudioPolicyInterface.h
@@ -137,7 +137,7 @@
                                       audio_io_handle_t *output,
                                       audio_session_t session,
                                       audio_stream_type_t *stream,
-                                      const AttributionSourceState& attributionSouce,
+                                      const AttributionSourceState& attributionSource,
                                       audio_config_t *config,
                                       audio_output_flags_t *flags,
                                       audio_port_handle_t *selectedDeviceId,
@@ -160,7 +160,7 @@
                                      audio_io_handle_t *input,
                                      audio_unique_id_t riid,
                                      audio_session_t session,
-                                     const AttributionSourceState& attributionSouce,
+                                     const AttributionSourceState& attributionSource,
                                      audio_config_base_t *config,
                                      audio_input_flags_t flags,
                                      audio_port_handle_t *selectedDeviceId,
diff --git a/services/audiopolicy/service/Android.bp b/services/audiopolicy/service/Android.bp
index 4c19d40..10403fa 100644
--- a/services/audiopolicy/service/Android.bp
+++ b/services/audiopolicy/service/Android.bp
@@ -36,6 +36,7 @@
         "libaudiohal",
         "libaudiopolicy",
         "libaudiopolicymanagerdefault",
+        "libaudiousecasevalidation",
         "libaudioutils",
         "libbinder",
         "libcutils",
@@ -85,6 +86,7 @@
 
     export_shared_lib_headers: [
         "libactivitymanager_aidl",
+        "libaudiousecasevalidation",
         "libheadtracking",
         "libheadtracking-binding",
         "libsensorprivacy",
diff --git a/services/audiopolicy/service/AudioPolicyClientImpl.cpp b/services/audiopolicy/service/AudioPolicyClientImpl.cpp
index c766a15..5d420b5 100644
--- a/services/audiopolicy/service/AudioPolicyClientImpl.cpp
+++ b/services/audiopolicy/service/AudioPolicyClientImpl.cpp
@@ -69,6 +69,12 @@
         *halConfig = VALUE_OR_RETURN_STATUS(
                 aidl2legacy_AudioConfig_audio_config_t(response.config, false /*isInput*/));
         *latencyMs = VALUE_OR_RETURN_STATUS(convertIntegral<uint32_t>(response.latencyMs));
+
+        audio_config_base_t config = {.sample_rate = halConfig->sample_rate,
+            .channel_mask = halConfig->channel_mask,
+            .format = halConfig->format,
+        };
+        mAudioPolicyService->registerOutput(*output, config, flags);
     }
     return status;
 }
@@ -91,7 +97,7 @@
     if (af == 0) {
         return PERMISSION_DENIED;
     }
-
+    mAudioPolicyService->unregisterOutput(output);
     return af->closeOutput(output);
 }
 
diff --git a/services/audiopolicy/service/AudioPolicyInterfaceImpl.cpp b/services/audiopolicy/service/AudioPolicyInterfaceImpl.cpp
index 4eb5336..63a9bea 100644
--- a/services/audiopolicy/service/AudioPolicyInterfaceImpl.cpp
+++ b/services/audiopolicy/service/AudioPolicyInterfaceImpl.cpp
@@ -417,6 +417,9 @@
     }
 
     if (result == NO_ERROR) {
+        attr = VALUE_OR_RETURN_BINDER_STATUS(
+                mUsecaseValidator->verifyAudioAttributes(output, attributionSource, attr));
+
         sp<AudioPlaybackClient> client =
                 new AudioPlaybackClient(attr, output, attributionSource, session,
                     portId, selectedDeviceId, stream, isSpatialized);
@@ -435,6 +438,8 @@
                                                        legacy2aidl_audio_io_handle_t_int32_t));
         _aidl_return->isSpatialized = isSpatialized;
         _aidl_return->isBitPerfect = isBitPerfect;
+        _aidl_return->attr = VALUE_OR_RETURN_BINDER_STATUS(
+                legacy2aidl_audio_attributes_t_AudioAttributesInternal(attr));
     } else {
         _aidl_return->configBase.format = VALUE_OR_RETURN_BINDER_STATUS(
                 legacy2aidl_audio_format_t_AudioFormatDescription(config.format));
@@ -486,6 +491,10 @@
     AutoCallerClear acc;
     status_t status = mAudioPolicyManager->startOutput(portId);
     if (status == NO_ERROR) {
+        //TODO b/257922898: decide if/how we need to handle attributes update when playback starts
+        // or during playback
+        (void)mUsecaseValidator->startClient(client->io, client->portId, client->attributionSource,
+                client->attributes, nullptr /* callback */);
         client->active = true;
         onUpdateActiveSpatializerTracks_l();
     }
@@ -526,6 +535,7 @@
     if (status == NO_ERROR) {
         client->active = false;
         onUpdateActiveSpatializerTracks_l();
+        mUsecaseValidator->stopClient(client->io, client->portId);
     }
     return status;
 }
diff --git a/services/audiopolicy/service/AudioPolicyService.cpp b/services/audiopolicy/service/AudioPolicyService.cpp
index 48997db..2be5121 100644
--- a/services/audiopolicy/service/AudioPolicyService.cpp
+++ b/services/audiopolicy/service/AudioPolicyService.cpp
@@ -205,7 +205,8 @@
       mPhoneState(AUDIO_MODE_INVALID),
       mCaptureStateNotifier(false),
       mCreateAudioPolicyManager(createAudioPolicyManager),
-      mDestroyAudioPolicyManager(destroyAudioPolicyManager) {
+      mDestroyAudioPolicyManager(destroyAudioPolicyManager),
+      mUsecaseValidator(media::createUsecaseValidator()) {
       setMinSchedulerPolicy(SCHED_NORMAL, ANDROID_PRIORITY_AUDIO);
 }
 
@@ -1537,6 +1538,16 @@
         "  help print this message\n");
 }
 
+status_t AudioPolicyService::registerOutput(audio_io_handle_t output,
+                        const audio_config_base_t& config,
+                        const audio_output_flags_t flags) {
+    return mUsecaseValidator->registerStream(output, config, flags);
+}
+
+status_t AudioPolicyService::unregisterOutput(audio_io_handle_t output) {
+    return mUsecaseValidator->unregisterStream(output);
+}
+
 // -----------  AudioPolicyService::UidPolicy implementation ----------
 
 void AudioPolicyService::UidPolicy::registerSelf() {
diff --git a/services/audiopolicy/service/AudioPolicyService.h b/services/audiopolicy/service/AudioPolicyService.h
index 58af46d..5aa828e 100644
--- a/services/audiopolicy/service/AudioPolicyService.h
+++ b/services/audiopolicy/service/AudioPolicyService.h
@@ -36,6 +36,7 @@
 #include <media/ToneGenerator.h>
 #include <media/AudioEffect.h>
 #include <media/AudioPolicy.h>
+#include <media/UsecaseValidator.h>
 #include <mediautils/ServiceUtilities.h>
 #include "AudioPolicyEffects.h"
 #include "CaptureStateNotifier.h"
@@ -431,6 +432,11 @@
      */
     static bool isAppOpSource(audio_source_t source);
 
+    status_t registerOutput(audio_io_handle_t output,
+                            const audio_config_base_t& config,
+                            const audio_output_flags_t flags);
+    status_t unregisterOutput(audio_io_handle_t output);
+
     // If recording we need to make sure the UID is allowed to do that. If the UID is idle
     // then it cannot record and gets buffers with zeros - silence. As soon as the UID
     // transitions to an active state we will start reporting buffers with data. This approach
@@ -903,7 +909,7 @@
 
         const audio_attributes_t attributes; // source, flags ...
         const audio_io_handle_t io;          // audio HAL stream IO handle
-        const AttributionSourceState& attributionSource; //client attributionsource
+        const AttributionSourceState attributionSource; //client attributionsource
         const audio_session_t session;       // audio session ID
         const audio_port_handle_t portId;
         const audio_port_handle_t deviceId;  // selected input device port ID
@@ -1082,6 +1088,7 @@
     void *mLibraryHandle = nullptr;
     CreateAudioPolicyManagerInstance mCreateAudioPolicyManager;
     DestroyAudioPolicyManagerInstance mDestroyAudioPolicyManager;
+    std::unique_ptr<media::UsecaseValidator> mUsecaseValidator;
 };
 
 } // namespace android