AIDL effect: Add vts for the initial effect AIDL interface implementation
Tests basic binder calls of IFactory.
Bug: 238913361
Test: atest VtsHalAudioEffectTargetTest
Merged-In: If5db3cae0447f41a149a60505d208070fbfedb7f
Change-Id: If5db3cae0447f41a149a60505d208070fbfedb7f
(cherry picked from commit 1f19c23ab69a79fb1438a84354a00ac8adcf91e6)
diff --git a/audio/aidl/vts/AudioHalBinderServiceUtil.h b/audio/aidl/vts/AudioHalBinderServiceUtil.h
new file mode 100644
index 0000000..e928286
--- /dev/null
+++ b/audio/aidl/vts/AudioHalBinderServiceUtil.h
@@ -0,0 +1,99 @@
+/*
+ * Copyright (C) 2022 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.
+ */
+
+#pragma once
+
+#include <condition_variable>
+#include <memory>
+#include <mutex>
+
+#include <android-base/properties.h>
+#include <android/binder_manager.h>
+#include <android/binder_process.h>
+
+#include <android-base/logging.h>
+
+class AudioHalBinderServiceUtil {
+ public:
+ ndk::SpAIBinder connectToService(const std::string& serviceName) {
+ mServiceName = serviceName;
+ mBinder = ndk::SpAIBinder(AServiceManager_getService(serviceName.c_str()));
+ if (mBinder == nullptr) {
+ LOG(ERROR) << "Failed to get service " << serviceName;
+ } else {
+ LOG(DEBUG) << "succeed to get service " << serviceName;
+ }
+ return mBinder;
+ }
+
+ ndk::SpAIBinder restartService(
+ std::chrono::milliseconds timeoutMs = std::chrono::milliseconds(3000)) {
+ mDeathHandler.reset(new AidlDeathRecipient(mBinder));
+ if (STATUS_OK != mDeathHandler->linkToDeath()) {
+ LOG(ERROR) << "linkToDeath failed";
+ return nullptr;
+ }
+ if (!android::base::SetProperty("sys.audio.restart.hal", "1")) {
+ LOG(ERROR) << "SetProperty failed";
+ return nullptr;
+ }
+ if (!mDeathHandler->waitForFired(timeoutMs)) {
+ LOG(ERROR) << "Timeout wait for death";
+ return nullptr;
+ }
+ mDeathHandler.reset();
+ return connectToService(mServiceName);
+ }
+
+ private:
+ class AidlDeathRecipient {
+ public:
+ explicit AidlDeathRecipient(const ndk::SpAIBinder& binder)
+ : binder(binder), recipient(AIBinder_DeathRecipient_new(&binderDiedCallbackAidl)) {}
+
+ binder_status_t linkToDeath() {
+ return AIBinder_linkToDeath(binder.get(), recipient.get(), this);
+ }
+
+ bool waitForFired(std::chrono::milliseconds timeoutMs) {
+ std::unique_lock<std::mutex> lock(mutex);
+ condition.wait_for(lock, timeoutMs, [this]() { return fired; });
+ return fired;
+ }
+
+ private:
+ const ndk::SpAIBinder binder;
+ const ndk::ScopedAIBinder_DeathRecipient recipient;
+ std::mutex mutex;
+ std::condition_variable condition;
+ bool fired = false;
+
+ void binderDied() {
+ std::unique_lock<std::mutex> lock(mutex);
+ fired = true;
+ condition.notify_one();
+ };
+
+ static void binderDiedCallbackAidl(void* cookie) {
+ AidlDeathRecipient* self = static_cast<AidlDeathRecipient*>(cookie);
+ self->binderDied();
+ }
+ };
+
+ std::string mServiceName;
+ ndk::SpAIBinder mBinder;
+ std::unique_ptr<AidlDeathRecipient> mDeathHandler;
+};