104 lines
3.9 KiB
C++
104 lines
3.9 KiB
C++
/*
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* Copyright (C) 2022 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <cstdlib>
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#include <ctime>
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#include <utility>
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#include <vector>
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#define LOG_TAG "AHAL_Main"
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#include <android-base/logging.h>
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#include <android-base/properties.h>
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#include <android/binder_ibinder_platform.h>
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#include <android/binder_manager.h>
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#include <android/binder_process.h>
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#include "core-impl/AudioPolicyConfigXmlConverter.h"
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#include "core-impl/ChildInterface.h"
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#include "core-impl/Config.h"
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#include "core-impl/Module.h"
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using aidl::android::hardware::audio::core::ChildInterface;
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using aidl::android::hardware::audio::core::Config;
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using aidl::android::hardware::audio::core::Module;
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using aidl::android::hardware::audio::core::internal::AudioPolicyConfigXmlConverter;
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namespace {
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ChildInterface<Module> createModule(const std::string& name,
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std::unique_ptr<Module::Configuration>&& config) {
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ChildInterface<Module> result;
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{
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auto moduleType = Module::typeFromString(name);
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if (!moduleType.has_value()) {
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LOG(ERROR) << __func__ << ": module type \"" << name << "\" is not supported";
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return result;
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}
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auto module = Module::createInstance(*moduleType, std::move(config));
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if (module == nullptr) return result;
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result = std::move(module);
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}
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const std::string moduleFqn = std::string().append(Module::descriptor).append("/").append(name);
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binder_status_t status = AServiceManager_addService(result.getBinder(), moduleFqn.c_str());
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if (status != STATUS_OK) {
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LOG(ERROR) << __func__ << ": failed to register service for \"" << moduleFqn << "\"";
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return ChildInterface<Module>();
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}
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return result;
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};
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} // namespace
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int main() {
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// Random values are used in the implementation.
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std::srand(std::time(nullptr));
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// This is a debug implementation, always enable debug logging.
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android::base::SetMinimumLogSeverity(::android::base::DEBUG);
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// For more logs, use VERBOSE, however this may hinder performance.
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// android::base::SetMinimumLogSeverity(::android::base::VERBOSE);
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ABinderProcess_setThreadPoolMaxThreadCount(16);
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ABinderProcess_startThreadPool();
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// Guaranteed log for b/210919187 and logd_integration_test
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LOG(INFO) << "Init for Audio AIDL HAL";
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AudioPolicyConfigXmlConverter audioPolicyConverter{
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::android::audio_get_audio_policy_config_file()};
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// Make the default config service
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auto config = ndk::SharedRefBase::make<Config>(audioPolicyConverter);
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const std::string configFqn = std::string().append(Config::descriptor).append("/default");
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binder_status_t status =
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AServiceManager_addService(config->asBinder().get(), configFqn.c_str());
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if (status != STATUS_OK) {
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LOG(ERROR) << "failed to register service for \"" << configFqn << "\"";
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}
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// Make modules
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std::vector<ChildInterface<Module>> moduleInstances;
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auto configs(audioPolicyConverter.releaseModuleConfigs());
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for (std::pair<std::string, std::unique_ptr<Module::Configuration>>& configPair : *configs) {
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std::string name = configPair.first;
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if (auto instance = createModule(name, std::move(configPair.second)); instance) {
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moduleInstances.push_back(std::move(instance));
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}
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}
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ABinderProcess_joinThreadPool();
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return EXIT_FAILURE; // should not reach
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}
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