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/*
* Copyright (C) 2019 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 <android/hardware/gnss/2.1/IGnssMeasurement.h>
#include <hidl/MQDescriptor.h>
#include <hidl/Status.h>
#include <atomic>
#include <mutex>
#include <thread>
namespace android::hardware::gnss::V2_1::implementation {
struct GnssMeasurement : public IGnssMeasurement {
GnssMeasurement();
~GnssMeasurement();
// Methods from V1_0::IGnssMeasurement follow.
Return<V1_0::IGnssMeasurement::GnssMeasurementStatus> setCallback(
const sp<V1_0::IGnssMeasurementCallback>& callback) override;
Return<void> close() override;
// Methods from V1_1::IGnssMeasurement follow.
Return<V1_0::IGnssMeasurement::GnssMeasurementStatus> setCallback_1_1(
const sp<V1_1::IGnssMeasurementCallback>& callback, bool enableFullTracking) override;
// Methods from V2_0::IGnssMeasurement follow.
Return<V1_0::IGnssMeasurement::GnssMeasurementStatus> setCallback_2_0(
const sp<V2_0::IGnssMeasurementCallback>& callback, bool enableFullTracking) override;
// Methods from V2_1::IGnssMeasurement follow.
Return<V1_0::IGnssMeasurement::GnssMeasurementStatus> setCallback_2_1(
const sp<V2_1::IGnssMeasurementCallback>& callback, bool enableFullTracking) override;
private:
void start();
void stop();
void reportMeasurement(const V2_0::IGnssMeasurementCallback::GnssData&);
void reportMeasurement(const V2_1::IGnssMeasurementCallback::GnssData&);
// Guarded by mMutex
static sp<V2_1::IGnssMeasurementCallback> sCallback_2_1;
// Guarded by mMutex
static sp<V2_0::IGnssMeasurementCallback> sCallback_2_0;
std::atomic<long> mMinIntervalMillis;
std::atomic<bool> mIsActive;
std::thread mThread;
// Synchronization lock for sCallback_2_1 and sCallback_2_0
mutable std::mutex mMutex;
};
} // namespace android::hardware::gnss::V2_1::implementation
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