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      1 #ifndef ANDROID_HARDWARE_GNSS_V1_1_GNSS_H
      2 #define ANDROID_HARDWARE_GNSS_V1_1_GNSS_H
      3 
      4 #include <android/hardware/gnss/1.1/IGnss.h>
      5 #include <hidl/MQDescriptor.h>
      6 #include <hidl/Status.h>
      7 #include <atomic>
      8 #include <mutex>
      9 #include <thread>
     10 #include "GnssConfiguration.h"
     11 
     12 namespace android {
     13 namespace hardware {
     14 namespace gnss {
     15 namespace V1_1 {
     16 namespace implementation {
     17 
     18 using ::android::hardware::hidl_array;
     19 using ::android::hardware::hidl_memory;
     20 using ::android::hardware::hidl_string;
     21 using ::android::hardware::hidl_vec;
     22 using ::android::hardware::Return;
     23 using ::android::hardware::Void;
     24 using ::android::sp;
     25 
     26 using GnssConstellationType = V1_0::GnssConstellationType;
     27 using GnssLocation = V1_0::GnssLocation;
     28 using GnssSvInfo = V1_0::IGnssCallback::GnssSvInfo;
     29 using GnssSvStatus = V1_0::IGnssCallback::GnssSvStatus;
     30 
     31 /**
     32  * Unlike the gnss/1.0/default implementation, which is a shim layer to the legacy gps.h, this
     33  * default implementation serves as a mock implementation for emulators
     34  */
     35 struct Gnss : public IGnss {
     36     Gnss();
     37     ~Gnss();
     38     // Methods from ::android::hardware::gnss::V1_0::IGnss follow.
     39     Return<bool> setCallback(
     40         const sp<::android::hardware::gnss::V1_0::IGnssCallback>& callback) override;
     41     Return<bool> start() override;
     42     Return<bool> stop() override;
     43     Return<void> cleanup() override;
     44     Return<bool> injectTime(int64_t timeMs, int64_t timeReferenceMs,
     45                             int32_t uncertaintyMs) override;
     46     Return<bool> injectLocation(double latitudeDegrees, double longitudeDegrees,
     47                                 float accuracyMeters) override;
     48     Return<void> deleteAidingData(
     49         ::android::hardware::gnss::V1_0::IGnss::GnssAidingData aidingDataFlags) override;
     50     Return<bool> setPositionMode(
     51         ::android::hardware::gnss::V1_0::IGnss::GnssPositionMode mode,
     52         ::android::hardware::gnss::V1_0::IGnss::GnssPositionRecurrence recurrence,
     53         uint32_t minIntervalMs, uint32_t preferredAccuracyMeters,
     54         uint32_t preferredTimeMs) override;
     55     Return<sp<::android::hardware::gnss::V1_0::IAGnssRil>> getExtensionAGnssRil() override;
     56     Return<sp<::android::hardware::gnss::V1_0::IGnssGeofencing>> getExtensionGnssGeofencing()
     57         override;
     58     Return<sp<::android::hardware::gnss::V1_0::IAGnss>> getExtensionAGnss() override;
     59     Return<sp<::android::hardware::gnss::V1_0::IGnssNi>> getExtensionGnssNi() override;
     60     Return<sp<::android::hardware::gnss::V1_0::IGnssMeasurement>> getExtensionGnssMeasurement()
     61         override;
     62     Return<sp<::android::hardware::gnss::V1_0::IGnssNavigationMessage>>
     63     getExtensionGnssNavigationMessage() override;
     64     Return<sp<::android::hardware::gnss::V1_0::IGnssXtra>> getExtensionXtra() override;
     65     Return<sp<::android::hardware::gnss::V1_0::IGnssConfiguration>> getExtensionGnssConfiguration()
     66         override;
     67     Return<sp<::android::hardware::gnss::V1_0::IGnssDebug>> getExtensionGnssDebug() override;
     68     Return<sp<::android::hardware::gnss::V1_0::IGnssBatching>> getExtensionGnssBatching() override;
     69 
     70     // Methods from ::android::hardware::gnss::V1_1::IGnss follow.
     71     Return<bool> setCallback_1_1(
     72         const sp<::android::hardware::gnss::V1_1::IGnssCallback>& callback) override;
     73     Return<bool> setPositionMode_1_1(
     74         ::android::hardware::gnss::V1_0::IGnss::GnssPositionMode mode,
     75         ::android::hardware::gnss::V1_0::IGnss::GnssPositionRecurrence recurrence,
     76         uint32_t minIntervalMs, uint32_t preferredAccuracyMeters, uint32_t preferredTimeMs,
     77         bool lowPowerMode) override;
     78     Return<sp<::android::hardware::gnss::V1_1::IGnssConfiguration>>
     79     getExtensionGnssConfiguration_1_1() override;
     80     Return<sp<::android::hardware::gnss::V1_1::IGnssMeasurement>> getExtensionGnssMeasurement_1_1()
     81         override;
     82     Return<bool> injectBestLocation(
     83         const ::android::hardware::gnss::V1_0::GnssLocation& location) override;
     84 
     85     // Methods from ::android::hidl::base::V1_0::IBase follow.
     86    private:
     87     Return<GnssLocation> getMockLocation() const;
     88     Return<GnssSvStatus> getMockSvStatus() const;
     89     Return<GnssSvInfo> getSvInfo(int16_t svid, GnssConstellationType type, float cN0DbHz,
     90                                  float elevationDegress, float azimuthDegress) const;
     91     Return<void> reportLocation(const GnssLocation&) const;
     92     Return<void> reportSvStatus(const GnssSvStatus&) const;
     93 
     94     static sp<IGnssCallback> sGnssCallback;
     95     std::atomic<long> mMinIntervalMs;
     96     sp<GnssConfiguration> mGnssConfiguration;
     97     std::atomic<bool> mIsActive;
     98     std::thread mThread;
     99     mutable std::mutex mMutex;
    100 };
    101 
    102 }  // namespace implementation
    103 }  // namespace V1_1
    104 }  // namespace gnss
    105 }  // namespace hardware
    106 }  // namespace android
    107 
    108 #endif  // ANDROID_HARDWARE_GNSS_V1_1_GNSS_H
    109