Revert^2 "Audio CAP: Address ANAPIC comments, Part 3."

Refactor the stable version of parcelables `AudioPolicyForceUse`
and `AudioPolicyForcedConfig` for better structure. The tag of
the `AudioPolicyForceUse` union is equivalent to the old enum
with the same name. The value of the union replaces
the old `AudioPolicyForcedConfig` enum.

The list of allowed values has been moved into the XSD
schema 'audio_policy_engine_configuration.xsd'.

Bug: 364310317
Test: atest VtsHalAudioCoreTargetTest
Change-Id: I85f58f3310842679b9bf80cad3ac2494c4527ea2
diff --git a/audio/aidl/default/XsdcConversion.cpp b/audio/aidl/default/XsdcConversion.cpp
index ba6110d..b42d7f5 100644
--- a/audio/aidl/default/XsdcConversion.cpp
+++ b/audio/aidl/default/XsdcConversion.cpp
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
 #include <inttypes.h>
 
 #include <unordered_set>
@@ -5,6 +21,7 @@
 #define LOG_TAG "AHAL_Config"
 #include <android-base/logging.h>
 #include <android-base/strings.h>
+#include <android/binder_enums.h>
 
 #include <aidl/android/media/audio/common/AudioPort.h>
 #include <aidl/android/media/audio/common/AudioPortConfig.h>
@@ -20,9 +37,7 @@
 
 using aidl::android::hardware::audio::common::iequals;
 using aidl::android::hardware::audio::common::isValidAudioMode;
-using aidl::android::hardware::audio::common::isValidAudioPolicyForcedConfig;
 using aidl::android::hardware::audio::common::kValidAudioModes;
-using aidl::android::hardware::audio::common::kValidAudioPolicyForcedConfig;
 using aidl::android::media::audio::common::AudioChannelLayout;
 using aidl::android::media::audio::common::AudioContentType;
 using aidl::android::media::audio::common::AudioDevice;
@@ -38,7 +53,6 @@
 using aidl::android::media::audio::common::AudioHalVolumeCurve;
 using aidl::android::media::audio::common::AudioIoFlags;
 using aidl::android::media::audio::common::AudioMode;
-using aidl::android::media::audio::common::AudioPolicyForcedConfig;
 using aidl::android::media::audio::common::AudioPolicyForceUse;
 using aidl::android::media::audio::common::AudioPort;
 using aidl::android::media::audio::common::AudioPortConfig;
@@ -49,9 +63,10 @@
 using aidl::android::media::audio::common::AudioSource;
 using aidl::android::media::audio::common::AudioStreamType;
 using aidl::android::media::audio::common::AudioUsage;
-using ::android::BAD_VALUE;
-using ::android::base::unexpected;
-using ::android::utilities::convertTo;
+using android::BAD_VALUE;
+using android::base::unexpected;
+using android::utilities::convertTo;
+using ndk::enum_range;
 
 namespace ap_xsd = android::audio::policy::configuration;
 namespace eng_xsd = android::audio::policy::engine::configuration;
@@ -531,18 +546,6 @@
     return result;
 }
 
-ConversionResult<AudioPolicyForcedConfig> convertForcedConfigToAidl(
-        const std::string& xsdcForcedConfigCriterionType) {
-    const auto it = std::find_if(
-            kValidAudioPolicyForcedConfig.begin(), kValidAudioPolicyForcedConfig.end(),
-            [&](const auto& config) { return toString(config) == xsdcForcedConfigCriterionType; });
-    if (it == kValidAudioPolicyForcedConfig.end()) {
-        LOG(ERROR) << __func__ << " invalid forced config " << xsdcForcedConfigCriterionType;
-        return unexpected(BAD_VALUE);
-    }
-    return *it;
-}
-
 ConversionResult<AudioMode> convertTelephonyModeToAidl(const std::string& xsdcModeCriterionType) {
     const auto it = std::find_if(kValidAudioModes.begin(), kValidAudioModes.end(),
                                  [&xsdcModeCriterionType](const auto& mode) {
@@ -637,6 +640,16 @@
     return aidlDeviceAddresses;
 }
 
+ConversionResult<AudioMode> convertAudioModeToAidl(const std::string& xsdcAudioModeType) {
+    const auto it = std::find_if(enum_range<AudioMode>().begin(), enum_range<AudioMode>().end(),
+                                 [&](const auto v) { return toString(v) == xsdcAudioModeType; });
+    if (it == enum_range<AudioMode>().end()) {
+        LOG(ERROR) << __func__ << " invalid audio mode " << xsdcAudioModeType;
+        return unexpected(BAD_VALUE);
+    }
+    return *it;
+}
+
 ConversionResult<std::vector<AudioMode>> convertTelephonyModesToAidl(
         const eng_xsd::CriterionTypeType& xsdcTelephonyModeCriterionType) {
     if (xsdcTelephonyModeCriterionType.getValues().empty()) {
@@ -647,71 +660,97 @@
     for (eng_xsd::ValuesType xsdcValues : xsdcTelephonyModeCriterionType.getValues()) {
         aidlAudioModes.reserve(xsdcValues.getValue().size());
         for (const eng_xsd::ValueType& xsdcValue : xsdcValues.getValue()) {
-            int integerValue = xsdcValue.getNumerical();
-            if (!isValidAudioMode(AudioMode(integerValue))) {
-                LOG(ERROR) << __func__ << " invalid audio mode " << integerValue;
-                return unexpected(BAD_VALUE);
-            }
-            aidlAudioModes.push_back(AudioMode(integerValue));
+            aidlAudioModes.push_back(
+                    VALUE_OR_RETURN(convertAudioModeToAidl(xsdcValue.getLiteral())));
         }
     }
     return aidlAudioModes;
 }
 
-ConversionResult<std::vector<AudioPolicyForcedConfig>> convertForcedConfigsToAidl(
+ConversionResult<std::vector<AudioPolicyForceUse>> convertForceUseConfigsToAidl(
+        const std::string& criterionValue,
         const eng_xsd::CriterionTypeType& xsdcForcedConfigCriterionType) {
     if (xsdcForcedConfigCriterionType.getValues().empty()) {
         LOG(ERROR) << __func__ << " no values provided";
         return unexpected(BAD_VALUE);
     }
-    std::vector<AudioPolicyForcedConfig> aidlForcedConfigs;
+    std::vector<AudioPolicyForceUse> aidlForcedConfigs;
     for (eng_xsd::ValuesType xsdcValues : xsdcForcedConfigCriterionType.getValues()) {
         aidlForcedConfigs.reserve(xsdcValues.getValue().size());
         for (const eng_xsd::ValueType& xsdcValue : xsdcValues.getValue()) {
-            int integerValue = xsdcValue.getNumerical();
-            if (!isValidAudioPolicyForcedConfig(AudioPolicyForcedConfig(integerValue))) {
-                LOG(ERROR) << __func__ << " invalid forced config mode " << integerValue;
-                return unexpected(BAD_VALUE);
-            }
-            aidlForcedConfigs.push_back(AudioPolicyForcedConfig(integerValue));
+            aidlForcedConfigs.push_back(
+                    VALUE_OR_RETURN(convertForceUseToAidl(criterionValue, xsdcValue.getLiteral())));
         }
     }
     return aidlForcedConfigs;
 }
 
-ConversionResult<AudioPolicyForceUse> convertForceUseCriterionToAidl(
-        const std::string& xsdcCriterionName) {
+template <typename T>
+ConversionResult<T> convertForceUseForcedConfigToAidl(
+        const std::string& xsdcForcedConfigCriterionType) {
+    const auto it = std::find_if(enum_range<T>().begin(), enum_range<T>().end(), [&](const auto v) {
+        return toString(v) == xsdcForcedConfigCriterionType;
+    });
+    if (it == enum_range<T>().end()) {
+        LOG(ERROR) << __func__ << " invalid forced config " << xsdcForcedConfigCriterionType;
+        return unexpected(BAD_VALUE);
+    }
+    return *it;
+}
+
+ConversionResult<AudioPolicyForceUse> convertForceUseToAidl(const std::string& xsdcCriterionName,
+                                                            const std::string& xsdcCriterionValue) {
     if (!fastcmp<strncmp>(xsdcCriterionName.c_str(), kXsdcForceConfigForCommunication,
-            strlen(kXsdcForceConfigForCommunication))) {
-        return AudioPolicyForceUse::COMMUNICATION;
+                          strlen(kXsdcForceConfigForCommunication))) {
+        const auto deviceCategory = VALUE_OR_RETURN(
+                convertForceUseForcedConfigToAidl<AudioPolicyForceUse::CommunicationDeviceCategory>(
+                        xsdcCriterionValue));
+        return AudioPolicyForceUse::make<AudioPolicyForceUse::forCommunication>(deviceCategory);
     }
     if (!fasticmp<strncmp>(xsdcCriterionName.c_str(), kXsdcForceConfigForMedia,
             strlen(kXsdcForceConfigForMedia))) {
-        return AudioPolicyForceUse::MEDIA;
+        const auto deviceCategory = VALUE_OR_RETURN(
+                convertForceUseForcedConfigToAidl<AudioPolicyForceUse::MediaDeviceCategory>(
+                        xsdcCriterionValue));
+        return AudioPolicyForceUse::make<AudioPolicyForceUse::forMedia>(deviceCategory);
     }
     if (!fasticmp<strncmp>(xsdcCriterionName.c_str(), kXsdcForceConfigForRecord,
             strlen(kXsdcForceConfigForRecord))) {
-        return AudioPolicyForceUse::RECORD;
+        const auto deviceCategory = VALUE_OR_RETURN(
+                convertForceUseForcedConfigToAidl<AudioPolicyForceUse::CommunicationDeviceCategory>(
+                        xsdcCriterionValue));
+        return AudioPolicyForceUse::make<AudioPolicyForceUse::forRecord>(deviceCategory);
     }
     if (!fasticmp<strncmp>(xsdcCriterionName.c_str(), kXsdcForceConfigForDock,
-            strlen(kXsdcForceConfigForDock))) {
-        return AudioPolicyForceUse::DOCK;
+                           strlen(kXsdcForceConfigForDock))) {
+        const auto dockType =
+                VALUE_OR_RETURN(convertForceUseForcedConfigToAidl<AudioPolicyForceUse::DockType>(
+                        xsdcCriterionValue));
+        return AudioPolicyForceUse::make<AudioPolicyForceUse::dock>(dockType);
     }
     if (!fasticmp<strncmp>(xsdcCriterionName.c_str(), kXsdcForceConfigForSystem,
             strlen(kXsdcForceConfigForSystem))) {
-        return AudioPolicyForceUse::SYSTEM;
+        return AudioPolicyForceUse::make<AudioPolicyForceUse::systemSounds>(xsdcCriterionValue ==
+                                                                            "SYSTEM_ENFORCED");
     }
     if (!fasticmp<strncmp>(xsdcCriterionName.c_str(), kXsdcForceConfigForHdmiSystemAudio,
             strlen(kXsdcForceConfigForHdmiSystemAudio))) {
-        return AudioPolicyForceUse::HDMI_SYSTEM_AUDIO;
+        return AudioPolicyForceUse::make<AudioPolicyForceUse::hdmiSystemAudio>(
+                xsdcCriterionValue == "HDMI_SYSTEM_AUDIO_ENFORCED");
     }
     if (!fasticmp<strncmp>(xsdcCriterionName.c_str(), kXsdcForceConfigForEncodedSurround,
             strlen(kXsdcForceConfigForEncodedSurround))) {
-        return AudioPolicyForceUse::ENCODED_SURROUND;
+        const auto encodedSurround = VALUE_OR_RETURN(
+                convertForceUseForcedConfigToAidl<AudioPolicyForceUse::EncodedSurroundConfig>(
+                        xsdcCriterionValue));
+        return AudioPolicyForceUse::make<AudioPolicyForceUse::encodedSurround>(encodedSurround);
     }
     if (!fasticmp<strncmp>(xsdcCriterionName.c_str(), kXsdcForceConfigForVibrateRinging,
             strlen(kXsdcForceConfigForVibrateRinging))) {
-        return AudioPolicyForceUse::VIBRATE_RINGING;
+        const auto deviceCategory = VALUE_OR_RETURN(
+                convertForceUseForcedConfigToAidl<AudioPolicyForceUse::CommunicationDeviceCategory>(
+                        xsdcCriterionValue));
+        return AudioPolicyForceUse::make<AudioPolicyForceUse::forVibrateRinging>(deviceCategory);
     }
     LOG(ERROR) << __func__ << " unrecognized force use " << xsdcCriterionName;
     return unexpected(BAD_VALUE);
@@ -747,9 +786,8 @@
     }
     if (!fastcmp<strncmp>(xsdcCriterion.getName().c_str(), kXsdcForceConfigForUse,
             strlen(kXsdcForceConfigForUse))) {
-        return AudioHalCapCriterionV2::make<Tag::forceConfigForUse>(
-                VALUE_OR_RETURN(convertForceUseCriterionToAidl(xsdcCriterion.getName())),
-                VALUE_OR_RETURN(convertForcedConfigsToAidl(xsdcCriterionType)));
+        return AudioHalCapCriterionV2::make<Tag::forceConfigForUse>(VALUE_OR_RETURN(
+                convertForceUseConfigsToAidl(xsdcCriterion.getName(), xsdcCriterionType)));
     }
     LOG(ERROR) << __func__ << " unrecognized criterion " << xsdcCriterion.getName();
     return unexpected(BAD_VALUE);