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