android13/hardware/interfaces/sensors/aidl/vts/SensorsAidlEnvironment.h

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3.3 KiB
C++

/*
* Copyright (C) 2021 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.
*/
#ifndef ANDROID_SENSORS_AIDL_ENVIRONMENT_H
#define ANDROID_SENSORS_AIDL_ENVIRONMENT_H
#include "sensors-vts-utils/SensorsVtsEnvironmentBase.h"
#include <atomic>
#include <memory>
#include <mutex>
#include <thread>
#include <vector>
#include <aidl/android/hardware/sensors/ISensors.h>
#include <fmq/AidlMessageQueue.h>
using aidl::android::hardware::common::fmq::SynchronizedReadWrite;
using aidl::android::hardware::sensors::Event;
using aidl::android::hardware::sensors::ISensors;
using aidl::android::hardware::sensors::ISensorsCallback;
static constexpr size_t MAX_RECEIVE_BUFFER_EVENT_COUNT = 256;
class SensorsAidlTest;
class SensorsAidlEnvironment : public SensorsVtsEnvironmentBase<Event> {
public:
virtual void TearDown() override;
protected:
friend SensorsAidlTest;
SensorsAidlEnvironment(const std::string& service_name);
/**
* Resets the HAL with new FMQs and a new Event Flag
*
* @return bool true if successful, false otherwise
*/
bool resetHal() override;
/**
* Starts the polling thread that reads sensor events from the Event FMQ
*/
void startPollingThread() override;
/**
* Thread responsible for calling functions to read Event FMQ
*
* @param env SensorEnvironment to being polling for events on
*/
static void pollingThread(SensorsAidlEnvironment* env);
/**
* Reads and saves sensor events from the Event FMQ
*/
void readEvents();
GTEST_DISALLOW_COPY_AND_ASSIGN_(SensorsAidlEnvironment);
/**
* Pointer to the Sensors HAL Interface that allows the test to call HAL functions.
*/
std::shared_ptr<ISensors> mSensors;
std::shared_ptr<ISensorsCallback> mCallback;
ndk::ScopedAIBinder_DeathRecipient mDeathRecipient;
/**
* Type used to simplify the creation of the Wake Lock FMQ
*/
typedef android::AidlMessageQueue<int32_t, SynchronizedReadWrite> WakeLockQueue;
typedef android::AidlMessageQueue<Event, SynchronizedReadWrite> EventQueue;
/**
* The Wake Lock FMQ is used by the test to notify the Sensors HAL whenever it has processed
* WAKE_UP sensor events.
*/
std::unique_ptr<WakeLockQueue> mWakeLockQueue;
std::unique_ptr<EventQueue> mEventQueue;
/**
* The Event Queue Flag notifies the test framework when sensor events have been written to the
* Event FMQ by the Sensors HAL.
*/
::android::hardware::EventFlag* mEventQueueFlag;
std::atomic_bool mStopThread;
std::thread mPollThread;
/**
* An array that is used to store sensor events read from the Event FMQ
*/
std::array<Event, MAX_RECEIVE_BUFFER_EVENT_COUNT> mEventBuffer;
};
#endif // ANDROID_SENSORS_AIDL_ENVIRONMENT_H