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      1 /*
      2  * Copyright (C) 2018 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 #ifndef ANDROID_HARDWARE_GNSS_V2_0_GNSS_H
     18 #define ANDROID_HARDWARE_GNSS_V2_0_GNSS_H
     19 
     20 #include <android/hardware/gnss/2.0/IGnss.h>
     21 #include <hidl/MQDescriptor.h>
     22 #include <hidl/Status.h>
     23 #include <atomic>
     24 #include <mutex>
     25 #include <thread>
     26 
     27 namespace android {
     28 namespace hardware {
     29 namespace gnss {
     30 namespace V2_0 {
     31 namespace implementation {
     32 
     33 using ::android::sp;
     34 using ::android::hardware::hidl_array;
     35 using ::android::hardware::hidl_memory;
     36 using ::android::hardware::hidl_string;
     37 using ::android::hardware::hidl_vec;
     38 using ::android::hardware::Return;
     39 using ::android::hardware::Void;
     40 
     41 using GnssConstellationType = V1_0::GnssConstellationType;
     42 using GnssLocation = V1_0::GnssLocation;
     43 using GnssSvInfo = V1_0::IGnssCallback::GnssSvInfo;
     44 using GnssSvStatus = V1_0::IGnssCallback::GnssSvStatus;
     45 
     46 struct Gnss : public IGnss {
     47     Gnss();
     48     ~Gnss();
     49     // Methods from V1_0::IGnss follow.
     50     Return<bool> setCallback(const sp<V1_0::IGnssCallback>& callback) override;
     51     Return<bool> start() override;
     52     Return<bool> stop() override;
     53     Return<void> cleanup() override;
     54     Return<bool> injectTime(int64_t timeMs, int64_t timeReferenceMs,
     55                             int32_t uncertaintyMs) override;
     56     Return<bool> injectLocation(double latitudeDegrees, double longitudeDegrees,
     57                                 float accuracyMeters) override;
     58     Return<void> deleteAidingData(V1_0::IGnss::GnssAidingData aidingDataFlags) override;
     59     Return<bool> setPositionMode(V1_0::IGnss::GnssPositionMode mode,
     60                                  V1_0::IGnss::GnssPositionRecurrence recurrence,
     61                                  uint32_t minIntervalMs, uint32_t preferredAccuracyMeters,
     62                                  uint32_t preferredTimeMs) override;
     63     Return<sp<V1_0::IAGnssRil>> getExtensionAGnssRil() override;
     64     Return<sp<V1_0::IGnssGeofencing>> getExtensionGnssGeofencing() override;
     65     Return<sp<V1_0::IAGnss>> getExtensionAGnss() override;
     66     Return<sp<V1_0::IGnssNi>> getExtensionGnssNi() override;
     67     Return<sp<V1_0::IGnssMeasurement>> getExtensionGnssMeasurement() override;
     68     Return<sp<V1_0::IGnssNavigationMessage>> getExtensionGnssNavigationMessage() override;
     69     Return<sp<V1_0::IGnssXtra>> getExtensionXtra() override;
     70     Return<sp<V1_0::IGnssConfiguration>> getExtensionGnssConfiguration() override;
     71     Return<sp<V1_0::IGnssDebug>> getExtensionGnssDebug() override;
     72     Return<sp<V1_0::IGnssBatching>> getExtensionGnssBatching() override;
     73 
     74     // Methods from V1_1::IGnss follow.
     75     Return<bool> setCallback_1_1(const sp<V1_1::IGnssCallback>& callback) override;
     76     Return<bool> setPositionMode_1_1(V1_0::IGnss::GnssPositionMode mode,
     77                                      V1_0::IGnss::GnssPositionRecurrence recurrence,
     78                                      uint32_t minIntervalMs, uint32_t preferredAccuracyMeters,
     79                                      uint32_t preferredTimeMs, bool lowPowerMode) override;
     80     Return<sp<V1_1::IGnssConfiguration>> getExtensionGnssConfiguration_1_1() override;
     81     Return<sp<V1_1::IGnssMeasurement>> getExtensionGnssMeasurement_1_1() override;
     82     Return<bool> injectBestLocation(const GnssLocation& location) override;
     83 
     84     // Methods from V2_0::IGnss follow.
     85     Return<sp<V2_0::IGnssConfiguration>> getExtensionGnssConfiguration_2_0() override;
     86     Return<sp<V2_0::IGnssDebug>> getExtensionGnssDebug_2_0() override;
     87     Return<sp<V2_0::IAGnss>> getExtensionAGnss_2_0() override;
     88     Return<sp<V2_0::IAGnssRil>> getExtensionAGnssRil_2_0() override;
     89     Return<sp<V2_0::IGnssMeasurement>> getExtensionGnssMeasurement_2_0() override;
     90     Return<bool> setCallback_2_0(const sp<V2_0::IGnssCallback>& callback) override;
     91     Return<sp<measurement_corrections::V1_0::IMeasurementCorrections>>
     92     getExtensionMeasurementCorrections() override;
     93     Return<sp<visibility_control::V1_0::IGnssVisibilityControl>> getExtensionVisibilityControl()
     94             override;
     95     Return<sp<V2_0::IGnssBatching>> getExtensionGnssBatching_2_0() override;
     96     Return<bool> injectBestLocation_2_0(const V2_0::GnssLocation& location) override;
     97 
     98   private:
     99     Return<void> reportLocation(const V2_0::GnssLocation&) const;
    100     static sp<V2_0::IGnssCallback> sGnssCallback_2_0;
    101     static sp<V1_1::IGnssCallback> sGnssCallback_1_1;
    102     std::atomic<long> mMinIntervalMs;
    103     std::atomic<bool> mIsActive;
    104     std::thread mThread;
    105     mutable std::mutex mMutex;
    106 };
    107 
    108 }  // namespace implementation
    109 }  // namespace V2_0
    110 }  // namespace gnss
    111 }  // namespace hardware
    112 }  // namespace android
    113 
    114 #endif  // ANDROID_HARDWARE_GNSS_V2_0_GNSS_H
    115