98 lines
3.5 KiB
C++
98 lines
3.5 KiB
C++
/*
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* Copyright (C) 2021 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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#ifndef ANDROID_AIDL_SENSOR_HAL_WRAPPER_H
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#define ANDROID_AIDL_SENSOR_HAL_WRAPPER_H
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#include "ISensorHalWrapper.h"
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#include <aidl/android/hardware/sensors/ISensors.h>
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#include <fmq/AidlMessageQueue.h>
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#include <sensor/SensorEventQueue.h>
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namespace android {
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class AidlSensorHalWrapper : public ISensorHalWrapper {
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public:
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AidlSensorHalWrapper();
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~AidlSensorHalWrapper() override {
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if (mEventQueueFlag != nullptr) {
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::android::hardware::EventFlag::deleteEventFlag(&mEventQueueFlag);
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mEventQueueFlag = nullptr;
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}
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if (mWakeLockQueueFlag != nullptr) {
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::android::hardware::EventFlag::deleteEventFlag(&mWakeLockQueueFlag);
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mWakeLockQueueFlag = nullptr;
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}
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}
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virtual bool connect(SensorDeviceCallback *callback) override;
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virtual void prepareForReconnect() override;
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virtual bool supportsPolling() override;
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virtual bool supportsMessageQueues() override;
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virtual ssize_t poll(sensors_event_t *buffer, size_t count) override;
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virtual ssize_t pollFmq(sensors_event_t *buffer, size_t count) override;
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virtual std::vector<sensor_t> getSensorsList() override;
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virtual status_t setOperationMode(SensorService::Mode mode) override;
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virtual status_t activate(int32_t sensorHandle, bool enabled) override;
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virtual status_t batch(int32_t sensorHandle, int64_t samplingPeriodNs,
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int64_t maxReportLatencyNs) override;
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virtual status_t flush(int32_t sensorHandle) override;
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virtual status_t injectSensorData(const sensors_event_t *event) override;
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virtual status_t registerDirectChannel(const sensors_direct_mem_t *memory,
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int32_t *channelHandle) override;
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virtual status_t unregisterDirectChannel(int32_t channelHandle) override;
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virtual status_t configureDirectChannel(int32_t sensorHandle, int32_t channelHandle,
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const struct sensors_direct_cfg_t *config) override;
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virtual void writeWakeLockHandled(uint32_t count) override;
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private:
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std::shared_ptr<aidl::android::hardware::sensors::ISensors> mSensors;
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std::shared_ptr<::aidl::android::hardware::sensors::ISensorsCallback> mCallback;
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std::unique_ptr<::android::AidlMessageQueue<::aidl::android::hardware::sensors::Event,
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SynchronizedReadWrite>>
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mEventQueue;
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std::unique_ptr<::android::AidlMessageQueue<int, SynchronizedReadWrite>> mWakeLockQueue;
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::android::hardware::EventFlag *mEventQueueFlag;
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::android::hardware::EventFlag *mWakeLockQueueFlag;
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SensorDeviceCallback *mSensorDeviceCallback;
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std::array<::aidl::android::hardware::sensors::Event,
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::android::SensorEventQueue::MAX_RECEIVE_BUFFER_EVENT_COUNT>
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mEventBuffer;
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ndk::ScopedAIBinder_DeathRecipient mDeathRecipient;
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};
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} // namespace android
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#endif // ANDROID_AIDL_SENSOR_HAL_WRAPPER_H
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