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