android_device_xiaomi_sm8450-common/gps/android/1.1/GnssGeofencing.h

/*
 * Copyright (c) 2017-2018, The Linux Foundation. All rights reserved.
 * Not a Contribution
 */
/*
 * Copyright (C) 2016 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.
 */

#ifndef ANDROID_HARDWARE_GNSS_V1_1_GNSSGEOFENCING_H
#define ANDROID_HARDWARE_GNSS_V1_1_GNSSGEOFENCING_H

#include <android/hardware/gnss/1.0/IGnssGeofencing.h>
#include <hidl/Status.h>

namespace android {
namespace hardware {
namespace gnss {
namespace V1_1 {
namespace implementation {

using ::android::hardware::gnss::V1_0::IGnssGeofenceCallback;
using ::android::hardware::gnss::V1_0::IGnssGeofencing;
using ::android::hardware::Return;
using ::android::hardware::Void;
using ::android::hardware::hidl_vec;
using ::android::hardware::hidl_string;
using ::android::sp;

class GeofenceAPIClient;
struct GnssGeofencing : public IGnssGeofencing {
    inline GnssGeofencing(const sp<GnssGeofencing>& self) : mSelf(self), mApi(nullptr) {}
    ~GnssGeofencing();

    /*
     * Methods from ::android::hardware::gnss::V1_0::IGnssGeofencing follow.
     * These declarations were generated from IGnssGeofencing.hal.
     */
    Return<void> setCallback(const sp<IGnssGeofenceCallback>& callback)  override;
    Return<void> addGeofence(int32_t geofenceId,
                             double latitudeDegrees,
                             double longitudeDegrees,
                             double radiusMeters,
                             IGnssGeofenceCallback::GeofenceTransition lastTransition,
                             int32_t monitorTransitions,
                             uint32_t notificationResponsivenessMs,
                             uint32_t unknownTimerMs)  override;

    Return<void> pauseGeofence(int32_t geofenceId)  override;
    Return<void> resumeGeofence(int32_t geofenceId, int32_t monitorTransitions)  override;
    Return<void> removeGeofence(int32_t geofenceId)  override;

 private:
    // This method is not part of the IGnss base class.
    // It is called by GnssGeofencingDeathRecipient to remove all geofences added so far.
    Return<void> removeAllGeofences();

 private:
    struct GnssGeofencingDeathRecipient : hidl_death_recipient {
        GnssGeofencingDeathRecipient(const sp<GnssGeofencing>& gnssGeofencing) :
            mGnssGeofencing(gnssGeofencing) {
        }
        ~GnssGeofencingDeathRecipient() = default;
        virtual void serviceDied(uint64_t cookie, const wp<IBase>& who) override;
        const wp<GnssGeofencing> mGnssGeofencing;
    };

    void handleClientDeath();

 private:
    // this has to be a reference, not a copy
    // because the pointer is not set when mSelf is assigned
    const sp<GnssGeofencing>& mSelf;
    sp<GnssGeofencingDeathRecipient> mGnssGeofencingDeathRecipient = nullptr;
    sp<IGnssGeofenceCallback> mGnssGeofencingCbIface = nullptr;
    GeofenceAPIClient* mApi = nullptr;
};

}  // namespace implementation
}  // namespace V1_1
}  // namespace gnss
}  // namespace hardware
}  // namespace android

#endif  // ANDROID_HARDWARE_GNSS_V1_1_GNSSGEOFENCING_H