/*
* Copyright ( C ) 2020 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 <chrono>
#include <memory>
#include <mutex>
#include <aidl/android/hardware/gnss/BnGnss.h>
#include "GnssBatching.h"
#include "GnssConfiguration.h"
#include "GnssHwConn.h"
#include "IDataSink.h"
namespace aidl {
namespace android {
namespace hardware {
namespace gnss {
namespace implementation {
using ::aidl::android::hardware::gnss::measurement_corrections::IMeasurementCorrectionsInterface;
using ::aidl::android::hardware::gnss::visibility_control::IGnssVisibilityControl;
struct Gnss : public BnGnss, public IDataSink {
Gnss();
~Gnss();
ndk::ScopedAStatus setCallback(const std::shared_ptr<IGnssCallback>& callback) override;
ndk::ScopedAStatus close() override;
ndk::ScopedAStatus getExtensionPsds(std::shared_ptr<IGnssPsds>* iGnssPsds) override;
ndk::ScopedAStatus getExtensionGnssConfiguration(
std::shared_ptr<IGnssConfiguration>* iGnssConfiguration) override;
ndk::ScopedAStatus getExtensionGnssMeasurement(
std::shared_ptr<IGnssMeasurementInterface>* iGnssMeasurement) override;
ndk::ScopedAStatus getExtensionGnssPowerIndication(
std::shared_ptr<IGnssPowerIndication>* iGnssPowerIndication) override;
ndk::ScopedAStatus getExtensionGnssBatching(
std::shared_ptr<IGnssBatching>* iGnssBatching) override;
ndk::ScopedAStatus getExtensionGnssGeofence(
std::shared_ptr<IGnssGeofence>* iGnssGeofence) override;
ndk::ScopedAStatus getExtensionGnssNavigationMessage(
std::shared_ptr<IGnssNavigationMessageInterface>* iGnssNavigationMessage) override;
ndk::ScopedAStatus getExtensionAGnss(std::shared_ptr<IAGnss>* iAGnss) override;
ndk::ScopedAStatus getExtensionAGnssRil(std::shared_ptr<IAGnssRil>* iAGnssRil) override;
ndk::ScopedAStatus getExtensionGnssDebug(std::shared_ptr<IGnssDebug>* iGnssDebug) override;
ndk::ScopedAStatus getExtensionGnssVisibilityControl(
std::shared_ptr<IGnssVisibilityControl>* iGnssVisibilityControl) override;
ndk::ScopedAStatus start() override;
ndk::ScopedAStatus stop() override;
ndk::ScopedAStatus injectTime(int64_t timeMs, int64_t timeReferenceMs,
int uncertaintyMs) override;
ndk::ScopedAStatus injectLocation(const GnssLocation& location) override;
ndk::ScopedAStatus injectBestLocation(const GnssLocation& location) override;
ndk::ScopedAStatus deleteAidingData(GnssAidingData aidingDataFlags) override;
ndk::ScopedAStatus setPositionMode(const PositionModeOptions& options) override;
ndk::ScopedAStatus getExtensionGnssAntennaInfo(
std::shared_ptr<IGnssAntennaInfo>* iGnssAntennaInfo) override;
ndk::ScopedAStatus getExtensionMeasurementCorrections(
std::shared_ptr<IMeasurementCorrectionsInterface>* iMeasurementCorrections)
override;
ndk::ScopedAStatus startSvStatus() override;
ndk::ScopedAStatus stopSvStatus() override;
ndk::ScopedAStatus startNmea() override;
ndk::ScopedAStatus stopNmea() override;
void onGnssStatusCb(IGnssCallback::GnssStatusValue) override;
void onGnssSvStatusCb(std::vector<IGnssCallback::GnssSvInfo>) override;
void onGnssNmeaCb(int64_t timestampMs, std::string nmea) override;
void onGnssLocationCb(GnssLocation location) override;
private :
enum class SessionState {
OFF, STARTING, STARTED, STOPPED
};
using Clock = std::chrono::steady_clock;
double getRunningTime() const ;
double getRunningTimeLocked(Clock::time_point now) const ;
bool isWarmedUpLocked(Clock::time_point now) const ;
const std::shared_ptr<GnssBatching> mGnssBatching;
const std::shared_ptr<GnssConfiguration> mGnssConfiguration;
std::shared_ptr<IGnssCallback> mCallback; // protected by mMtx
std::optional<Clock::time_point> mStartT; // protected by mMtx
int mRecurrence = -1 ; // protected by mMtx
Clock::duration mMinInterval; // protected by mMtx
Clock::time_point mFirstFix; // protected by mMtx
Clock::time_point mLastFix; // protected by mMtx
SessionState mSessionState = SessionState::OFF; // protected by mMtx
bool mLowPowerMode = false ; // protected by mMtx
bool mSendSvStatus = false ; // protected by mMtx
bool mSendNmea = false ; // protected by mMtx
mutable std::mutex mMtx;
std::unique_ptr<GnssHwConn> mGnssHwConn;
};
} // namespace implementation
} // namespace gnss
} // namespace hardware
} // namespace android
} // namespace aidl
Messung V0.5 in Prozent C=91 H=95 G=92
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(vorverarbeitet am 2026-06-27)
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