sdm660-common: Import GPS HAL from LA.UM.8.2.r1-04300-sdm660.0

Change-Id: I5e93d71bc7df7bb46af8c4b9ff11e8302113cfa9

1 files changed, 725 insertions, 0 deletions

diff --git a/gps/location/LocationAPI.cpp b/gps/location/LocationAPI.cpp
new file mode 100644
index 0000000..4348c27
--- /dev/null
+++ b/gps/location/LocationAPI.cpp
@@ -0,0 +1,725 @@
+/* Copyright (c) 2017-2019 The Linux Foundation. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above
+ *       copyright notice, this list of conditions and the following
+ *       disclaimer in the documentation and/or other materials provided
+ *       with the distribution.
+ *     * Neither the name of The Linux Foundation nor the names of its
+ *       contributors may be used to endorse or promote products derived
+ *       from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
+ * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+ * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
+ * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
+ * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+#define LOG_NDEBUG 0
+#define LOG_TAG "LocSvc_LocationAPI"
+
+#include <location_interface.h>
+#include <dlfcn.h>
+#include <loc_pla.h>
+#include <log_util.h>
+#include <pthread.h>
+#include <map>
+#include <loc_misc_utils.h>
+
+typedef const GnssInterface* (getGnssInterface)();
+typedef const GeofenceInterface* (getGeofenceInterface)();
+typedef const BatchingInterface* (getBatchingInterface)();
+
+typedef struct {
+    // bit mask of the adpaters that we need to wait for the removeClientCompleteCallback
+    // before we invoke the registered locationApiDestroyCompleteCallback
+    LocationAdapterTypeMask waitAdapterMask;
+    locationApiDestroyCompleteCallback destroyCompleteCb;
+} LocationAPIDestroyCbData;
+
+// This is the map for the client that has requested destroy with
+// destroy callback provided.
+typedef std::map<LocationAPI*, LocationAPIDestroyCbData>
+    LocationClientDestroyCbMap;
+
+typedef std::map<LocationAPI*, LocationCallbacks> LocationClientMap;
+typedef struct {
+    LocationClientMap clientData;
+    LocationClientDestroyCbMap destroyClientData;
+    LocationControlAPI* controlAPI;
+    LocationControlCallbacks controlCallbacks;
+    GnssInterface* gnssInterface;
+    GeofenceInterface* geofenceInterface;
+    BatchingInterface* batchingInterface;
+} LocationAPIData;
+
+static LocationAPIData gData = {};
+static pthread_mutex_t gDataMutex = PTHREAD_MUTEX_INITIALIZER;
+static bool gGnssLoadFailed = false;
+static bool gBatchingLoadFailed = false;
+static bool gGeofenceLoadFailed = false;
+
+template <typename T1, typename T2>
+static const T1* loadLocationInterface(const char* library, const char* name) {
+    void* libhandle = nullptr;
+    T2* getter = (T2*)dlGetSymFromLib(libhandle, library, name);
+    if (nullptr == getter) {
+        return (const T1*) getter;
+    }else {
+        return (*getter)();
+    }
+}
+
+static bool isGnssClient(LocationCallbacks& locationCallbacks)
+{
+    return (locationCallbacks.gnssNiCb != nullptr ||
+            locationCallbacks.trackingCb != nullptr ||
+            locationCallbacks.gnssLocationInfoCb != nullptr ||
+            locationCallbacks.engineLocationsInfoCb != nullptr ||
+            locationCallbacks.gnssMeasurementsCb != nullptr);
+}
+
+static bool isBatchingClient(LocationCallbacks& locationCallbacks)
+{
+    return (locationCallbacks.batchingCb != nullptr);
+}
+
+static bool isGeofenceClient(LocationCallbacks& locationCallbacks)
+{
+    return (locationCallbacks.geofenceBreachCb != nullptr ||
+            locationCallbacks.geofenceStatusCb != nullptr);
+}
+
+
+void LocationAPI::onRemoveClientCompleteCb (LocationAdapterTypeMask adapterType)
+{
+    bool invokeCallback = false;
+    locationApiDestroyCompleteCallback destroyCompleteCb;
+    LOC_LOGd("adatper type %x", adapterType);
+    pthread_mutex_lock(&gDataMutex);
+    auto it = gData.destroyClientData.find(this);
+    if (it != gData.destroyClientData.end()) {
+        it->second.waitAdapterMask &= ~adapterType;
+        if (it->second.waitAdapterMask == 0) {
+            invokeCallback = true;
+            destroyCompleteCb = it->second.destroyCompleteCb;
+            gData.destroyClientData.erase(it);
+        }
+    }
+    pthread_mutex_unlock(&gDataMutex);
+
+    if ((true == invokeCallback) && (nullptr != destroyCompleteCb)) {
+        LOC_LOGd("invoke client destroy cb");
+        (destroyCompleteCb) ();
+        LOC_LOGd("finish invoke client destroy cb");
+
+        delete this;
+    }
+}
+
+void onGnssRemoveClientCompleteCb (LocationAPI* client)
+{
+    client->onRemoveClientCompleteCb (LOCATION_ADAPTER_GNSS_TYPE_BIT);
+}
+
+void onBatchingRemoveClientCompleteCb (LocationAPI* client)
+{
+    client->onRemoveClientCompleteCb (LOCATION_ADAPTER_BATCHING_TYPE_BIT);
+}
+
+void onGeofenceRemoveClientCompleteCb (LocationAPI* client)
+{
+    client->onRemoveClientCompleteCb (LOCATION_ADAPTER_GEOFENCE_TYPE_BIT);
+}
+
+LocationAPI*
+LocationAPI::createInstance(LocationCallbacks& locationCallbacks)
+{
+    if (nullptr == locationCallbacks.capabilitiesCb ||
+        nullptr == locationCallbacks.responseCb ||
+        nullptr == locationCallbacks.collectiveResponseCb) {
+        return NULL;
+    }
+
+    LocationAPI* newLocationAPI = new LocationAPI();
+    bool requestedCapabilities = false;
+
+    pthread_mutex_lock(&gDataMutex);
+
+    if (isGnssClient(locationCallbacks)) {
+        if (NULL == gData.gnssInterface && !gGnssLoadFailed) {
+            gData.gnssInterface =
+                (GnssInterface*)loadLocationInterface<GnssInterface,
+                    getGnssInterface>("libgnss.so", "getGnssInterface");
+            if (NULL == gData.gnssInterface) {
+                gGnssLoadFailed = true;
+                LOC_LOGW("%s:%d]: No gnss interface available", __func__, __LINE__);
+            } else {
+                gData.gnssInterface->initialize();
+            }
+        }
+        if (NULL != gData.gnssInterface) {
+            gData.gnssInterface->addClient(newLocationAPI, locationCallbacks);
+            if (!requestedCapabilities) {
+                gData.gnssInterface->requestCapabilities(newLocationAPI);
+                requestedCapabilities = true;
+            }
+        }
+    }
+
+    if (isBatchingClient(locationCallbacks)) {
+        if (NULL == gData.batchingInterface && !gBatchingLoadFailed) {
+            gData.batchingInterface =
+                (BatchingInterface*)loadLocationInterface<BatchingInterface,
+                 getBatchingInterface>("libbatching.so", "getBatchingInterface");
+            if (NULL == gData.batchingInterface) {
+                gBatchingLoadFailed = true;
+                LOC_LOGW("%s:%d]: No batching interface available", __func__, __LINE__);
+            } else {
+                gData.batchingInterface->initialize();
+            }
+        }
+        if (NULL != gData.batchingInterface) {
+            gData.batchingInterface->addClient(newLocationAPI, locationCallbacks);
+            if (!requestedCapabilities) {
+                gData.batchingInterface->requestCapabilities(newLocationAPI);
+                requestedCapabilities = true;
+            }
+        }
+    }
+
+    if (isGeofenceClient(locationCallbacks)) {
+        if (NULL == gData.geofenceInterface && !gGeofenceLoadFailed) {
+            gData.geofenceInterface =
+               (GeofenceInterface*)loadLocationInterface<GeofenceInterface,
+               getGeofenceInterface>("libgeofencing.so", "getGeofenceInterface");
+            if (NULL == gData.geofenceInterface) {
+                gGeofenceLoadFailed = true;
+                LOC_LOGW("%s:%d]: No geofence interface available", __func__, __LINE__);
+            } else {
+                gData.geofenceInterface->initialize();
+            }
+        }
+        if (NULL != gData.geofenceInterface) {
+            gData.geofenceInterface->addClient(newLocationAPI, locationCallbacks);
+            if (!requestedCapabilities) {
+                gData.geofenceInterface->requestCapabilities(newLocationAPI);
+                requestedCapabilities = true;
+            }
+        }
+    }
+
+    gData.clientData[newLocationAPI] = locationCallbacks;
+
+    pthread_mutex_unlock(&gDataMutex);
+
+    return newLocationAPI;
+}
+
+void
+LocationAPI::destroy(locationApiDestroyCompleteCallback destroyCompleteCb)
+{
+    bool invokeDestroyCb = false;
+
+    pthread_mutex_lock(&gDataMutex);
+    auto it = gData.clientData.find(this);
+    if (it != gData.clientData.end()) {
+        bool removeFromGnssInf =
+                (isGnssClient(it->second) && NULL != gData.gnssInterface);
+        bool removeFromBatchingInf =
+                (isBatchingClient(it->second) && NULL != gData.batchingInterface);
+        bool removeFromGeofenceInf =
+                (isGeofenceClient(it->second) && NULL != gData.geofenceInterface);
+        bool needToWait = (removeFromGnssInf || removeFromBatchingInf || removeFromGeofenceInf);
+        LOC_LOGe("removeFromGnssInf: %d, removeFromBatchingInf: %d, removeFromGeofenceInf: %d,"
+                 "need %d", removeFromGnssInf, removeFromBatchingInf, removeFromGeofenceInf,
+                 needToWait);
+
+        if ((NULL != destroyCompleteCb) && (true == needToWait)) {
+            LocationAPIDestroyCbData destroyCbData = {};
+            destroyCbData.destroyCompleteCb = destroyCompleteCb;
+            // record down from which adapter we need to wait for the destroy complete callback
+            // only when we have received all the needed callbacks from all the associated stacks,
+            // we shall notify the client.
+            destroyCbData.waitAdapterMask =
+                    (removeFromGnssInf ? LOCATION_ADAPTER_GNSS_TYPE_BIT : 0);
+            destroyCbData.waitAdapterMask |=
+                    (removeFromBatchingInf ? LOCATION_ADAPTER_BATCHING_TYPE_BIT : 0);
+            destroyCbData.waitAdapterMask |=
+                    (removeFromGeofenceInf ? LOCATION_ADAPTER_GEOFENCE_TYPE_BIT : 0);
+            gData.destroyClientData[this] = destroyCbData;
+            LOC_LOGe("destroy data stored in the map: 0x%x", destroyCbData.waitAdapterMask);
+        }
+
+        if (removeFromGnssInf) {
+            gData.gnssInterface->removeClient(it->first,
+                                              onGnssRemoveClientCompleteCb);
+        }
+        if (removeFromBatchingInf) {
+            gData.batchingInterface->removeClient(it->first,
+                                             onBatchingRemoveClientCompleteCb);
+        }
+        if (removeFromGeofenceInf) {
+            gData.geofenceInterface->removeClient(it->first,
+                                                  onGeofenceRemoveClientCompleteCb);
+        }
+
+        gData.clientData.erase(it);
+
+        if ((NULL != destroyCompleteCb) && (false == needToWait)) {
+            invokeDestroyCb = true;
+        }
+    } else {
+        LOC_LOGE("%s:%d]: Location API client %p not found in client data",
+                 __func__, __LINE__, this);
+    }
+
+    pthread_mutex_unlock(&gDataMutex);
+    if (invokeDestroyCb == true) {
+        (destroyCompleteCb) ();
+        delete this;
+    }
+}
+
+LocationAPI::LocationAPI()
+{
+    LOC_LOGD("LOCATION API CONSTRUCTOR");
+}
+
+// private destructor
+LocationAPI::~LocationAPI()
+{
+    LOC_LOGD("LOCATION API DESTRUCTOR");
+}
+
+void
+LocationAPI::updateCallbacks(LocationCallbacks& locationCallbacks)
+{
+    if (nullptr == locationCallbacks.capabilitiesCb ||
+        nullptr == locationCallbacks.responseCb ||
+        nullptr == locationCallbacks.collectiveResponseCb) {
+        return;
+    }
+
+    pthread_mutex_lock(&gDataMutex);
+
+    if (isGnssClient(locationCallbacks)) {
+        if (NULL == gData.gnssInterface && !gGnssLoadFailed) {
+            gData.gnssInterface =
+                (GnssInterface*)loadLocationInterface<GnssInterface,
+                    getGnssInterface>("libgnss.so", "getGnssInterface");
+            if (NULL == gData.gnssInterface) {
+                gGnssLoadFailed = true;
+                LOC_LOGW("%s:%d]: No gnss interface available", __func__, __LINE__);
+            } else {
+                gData.gnssInterface->initialize();
+            }
+        }
+        if (NULL != gData.gnssInterface) {
+            // either adds new Client or updates existing Client
+            gData.gnssInterface->addClient(this, locationCallbacks);
+        }
+    }
+
+    if (isBatchingClient(locationCallbacks)) {
+        if (NULL == gData.batchingInterface && !gBatchingLoadFailed) {
+            gData.batchingInterface =
+                (BatchingInterface*)loadLocationInterface<BatchingInterface,
+                 getBatchingInterface>("libbatching.so", "getBatchingInterface");
+            if (NULL == gData.batchingInterface) {
+                gBatchingLoadFailed = true;
+                LOC_LOGW("%s:%d]: No batching interface available", __func__, __LINE__);
+            } else {
+                gData.batchingInterface->initialize();
+            }
+        }
+        if (NULL != gData.batchingInterface) {
+            // either adds new Client or updates existing Client
+            gData.batchingInterface->addClient(this, locationCallbacks);
+        }
+    }
+
+    if (isGeofenceClient(locationCallbacks)) {
+        if (NULL == gData.geofenceInterface && !gGeofenceLoadFailed) {
+            gData.geofenceInterface =
+                (GeofenceInterface*)loadLocationInterface<GeofenceInterface,
+                 getGeofenceInterface>("libgeofencing.so", "getGeofenceInterface");
+            if (NULL == gData.geofenceInterface) {
+                gGeofenceLoadFailed = true;
+                LOC_LOGW("%s:%d]: No geofence interface available", __func__, __LINE__);
+            } else {
+                gData.geofenceInterface->initialize();
+            }
+        }
+        if (NULL != gData.geofenceInterface) {
+            // either adds new Client or updates existing Client
+            gData.geofenceInterface->addClient(this, locationCallbacks);
+        }
+    }
+
+    gData.clientData[this] = locationCallbacks;
+
+    pthread_mutex_unlock(&gDataMutex);
+}
+
+uint32_t
+LocationAPI::startTracking(TrackingOptions& trackingOptions)
+{
+    uint32_t id = 0;
+    pthread_mutex_lock(&gDataMutex);
+
+    auto it = gData.clientData.find(this);
+    if (it != gData.clientData.end()) {
+        if (NULL != gData.gnssInterface) {
+            id = gData.gnssInterface->startTracking(this, trackingOptions);
+        } else {
+            LOC_LOGE("%s:%d]: No gnss interface available for Location API client %p ",
+                     __func__, __LINE__, this);
+        }
+    } else {
+        LOC_LOGE("%s:%d]: Location API client %p not found in client data",
+                 __func__, __LINE__, this);
+    }
+
+    pthread_mutex_unlock(&gDataMutex);
+    return id;
+}
+
+void
+LocationAPI::stopTracking(uint32_t id)
+{
+    pthread_mutex_lock(&gDataMutex);
+
+    auto it = gData.clientData.find(this);
+    if (it != gData.clientData.end()) {
+        if (gData.gnssInterface != NULL) {
+            gData.gnssInterface->stopTracking(this, id);
+        } else {
+            LOC_LOGE("%s:%d]: No gnss interface available for Location API client %p ",
+                     __func__, __LINE__, this);
+        }
+    } else {
+        LOC_LOGE("%s:%d]: Location API client %p not found in client data",
+                 __func__, __LINE__, this);
+    }
+
+    pthread_mutex_unlock(&gDataMutex);
+}
+
+void
+LocationAPI::updateTrackingOptions(
+        uint32_t id, TrackingOptions& trackingOptions)
+{
+    pthread_mutex_lock(&gDataMutex);
+
+    auto it = gData.clientData.find(this);
+    if (it != gData.clientData.end()) {
+        if (gData.gnssInterface != NULL) {
+            gData.gnssInterface->updateTrackingOptions(this, id, trackingOptions);
+        } else {
+            LOC_LOGE("%s:%d]: No gnss interface available for Location API client %p ",
+                     __func__, __LINE__, this);
+        }
+    } else {
+        LOC_LOGE("%s:%d]: Location API client %p not found in client data",
+                 __func__, __LINE__, this);
+    }
+
+    pthread_mutex_unlock(&gDataMutex);
+}
+
+uint32_t
+LocationAPI::startBatching(BatchingOptions &batchingOptions)
+{
+    uint32_t id = 0;
+    pthread_mutex_lock(&gDataMutex);
+
+    if (NULL != gData.batchingInterface) {
+        id = gData.batchingInterface->startBatching(this, batchingOptions);
+    } else {
+        LOC_LOGE("%s:%d]: No batching interface available for Location API client %p ",
+                 __func__, __LINE__, this);
+    }
+
+    pthread_mutex_unlock(&gDataMutex);
+    return id;
+}
+
+void
+LocationAPI::stopBatching(uint32_t id)
+{
+    pthread_mutex_lock(&gDataMutex);
+
+    if (NULL != gData.batchingInterface) {
+        gData.batchingInterface->stopBatching(this, id);
+    } else {
+        LOC_LOGE("%s:%d]: No batching interface available for Location API client %p ",
+                 __func__, __LINE__, this);
+    }
+
+    pthread_mutex_unlock(&gDataMutex);
+}
+
+void
+LocationAPI::updateBatchingOptions(uint32_t id, BatchingOptions& batchOptions)
+{
+    pthread_mutex_lock(&gDataMutex);
+
+    if (NULL != gData.batchingInterface) {
+        gData.batchingInterface->updateBatchingOptions(this, id, batchOptions);
+    } else {
+        LOC_LOGE("%s:%d]: No batching interface available for Location API client %p ",
+                 __func__, __LINE__, this);
+    }
+
+    pthread_mutex_unlock(&gDataMutex);
+}
+
+void
+LocationAPI::getBatchedLocations(uint32_t id, size_t count)
+{
+    pthread_mutex_lock(&gDataMutex);
+
+    if (gData.batchingInterface != NULL) {
+        gData.batchingInterface->getBatchedLocations(this, id, count);
+    } else {
+        LOC_LOGE("%s:%d]: No batching interface available for Location API client %p ",
+                 __func__, __LINE__, this);
+    }
+
+    pthread_mutex_unlock(&gDataMutex);
+}
+
+uint32_t*
+LocationAPI::addGeofences(size_t count, GeofenceOption* options, GeofenceInfo* info)
+{
+    uint32_t* ids = NULL;
+    pthread_mutex_lock(&gDataMutex);
+
+    if (gData.geofenceInterface != NULL) {
+        ids = gData.geofenceInterface->addGeofences(this, count, options, info);
+    } else {
+        LOC_LOGE("%s:%d]: No geofence interface available for Location API client %p ",
+                 __func__, __LINE__, this);
+    }
+
+    pthread_mutex_unlock(&gDataMutex);
+    return ids;
+}
+
+void
+LocationAPI::removeGeofences(size_t count, uint32_t* ids)
+{
+    pthread_mutex_lock(&gDataMutex);
+
+    if (gData.geofenceInterface != NULL) {
+        gData.geofenceInterface->removeGeofences(this, count, ids);
+    } else {
+        LOC_LOGE("%s:%d]: No geofence interface available for Location API client %p ",
+                 __func__, __LINE__, this);
+    }
+
+    pthread_mutex_unlock(&gDataMutex);
+}
+
+void
+LocationAPI::modifyGeofences(size_t count, uint32_t* ids, GeofenceOption* options)
+{
+    pthread_mutex_lock(&gDataMutex);
+
+    if (gData.geofenceInterface != NULL) {
+        gData.geofenceInterface->modifyGeofences(this, count, ids, options);
+    } else {
+        LOC_LOGE("%s:%d]: No geofence interface available for Location API client %p ",
+                 __func__, __LINE__, this);
+    }
+
+    pthread_mutex_unlock(&gDataMutex);
+}
+
+void
+LocationAPI::pauseGeofences(size_t count, uint32_t* ids)
+{
+    pthread_mutex_lock(&gDataMutex);
+
+    if (gData.geofenceInterface != NULL) {
+        gData.geofenceInterface->pauseGeofences(this, count, ids);
+    } else {
+        LOC_LOGE("%s:%d]: No geofence interface available for Location API client %p ",
+                 __func__, __LINE__, this);
+    }
+
+    pthread_mutex_unlock(&gDataMutex);
+}
+
+void
+LocationAPI::resumeGeofences(size_t count, uint32_t* ids)
+{
+    pthread_mutex_lock(&gDataMutex);
+
+    if (gData.geofenceInterface != NULL) {
+        gData.geofenceInterface->resumeGeofences(this, count, ids);
+    } else {
+        LOC_LOGE("%s:%d]: No geofence interface available for Location API client %p ",
+                 __func__, __LINE__, this);
+    }
+
+    pthread_mutex_unlock(&gDataMutex);
+}
+
+void
+LocationAPI::gnssNiResponse(uint32_t id, GnssNiResponse response)
+{
+    pthread_mutex_lock(&gDataMutex);
+
+    if (gData.gnssInterface != NULL) {
+        gData.gnssInterface->gnssNiResponse(this, id, response);
+    } else {
+        LOC_LOGE("%s:%d]: No gnss interface available for Location API client %p ",
+                 __func__, __LINE__, this);
+    }
+
+    pthread_mutex_unlock(&gDataMutex);
+}
+
+LocationControlAPI*
+LocationControlAPI::createInstance(LocationControlCallbacks& locationControlCallbacks)
+{
+    LocationControlAPI* controlAPI = NULL;
+    pthread_mutex_lock(&gDataMutex);
+
+    if (nullptr != locationControlCallbacks.responseCb && NULL == gData.controlAPI) {
+        if (NULL == gData.gnssInterface && !gGnssLoadFailed) {
+            gData.gnssInterface =
+                (GnssInterface*)loadLocationInterface<GnssInterface,
+                    getGnssInterface>("libgnss.so", "getGnssInterface");
+            if (NULL == gData.gnssInterface) {
+                gGnssLoadFailed = true;
+                LOC_LOGW("%s:%d]: No gnss interface available", __func__, __LINE__);
+            } else {
+                gData.gnssInterface->initialize();
+            }
+        }
+        if (NULL != gData.gnssInterface) {
+            gData.controlAPI = new LocationControlAPI();
+            gData.controlCallbacks = locationControlCallbacks;
+            gData.gnssInterface->setControlCallbacks(locationControlCallbacks);
+            controlAPI = gData.controlAPI;
+        }
+    }
+
+    pthread_mutex_unlock(&gDataMutex);
+    return controlAPI;
+}
+
+void
+LocationControlAPI::destroy()
+{
+    delete this;
+}
+
+LocationControlAPI::LocationControlAPI()
+{
+    LOC_LOGD("LOCATION CONTROL API CONSTRUCTOR");
+}
+
+LocationControlAPI::~LocationControlAPI()
+{
+    LOC_LOGD("LOCATION CONTROL API DESTRUCTOR");
+    pthread_mutex_lock(&gDataMutex);
+
+    gData.controlAPI = NULL;
+
+    pthread_mutex_unlock(&gDataMutex);
+}
+
+uint32_t
+LocationControlAPI::enable(LocationTechnologyType techType)
+{
+    uint32_t id = 0;
+    pthread_mutex_lock(&gDataMutex);
+
+    if (gData.gnssInterface != NULL) {
+        id = gData.gnssInterface->enable(techType);
+    } else {
+        LOC_LOGE("%s:%d]: No gnss interface available for Location Control API client %p ",
+                 __func__, __LINE__, this);
+    }
+
+    pthread_mutex_unlock(&gDataMutex);
+    return id;
+}
+
+void
+LocationControlAPI::disable(uint32_t id)
+{
+    pthread_mutex_lock(&gDataMutex);
+
+    if (gData.gnssInterface != NULL) {
+        gData.gnssInterface->disable(id);
+    } else {
+        LOC_LOGE("%s:%d]: No gnss interface available for Location Control API client %p ",
+                 __func__, __LINE__, this);
+    }
+
+    pthread_mutex_unlock(&gDataMutex);
+}
+
+uint32_t*
+LocationControlAPI::gnssUpdateConfig(GnssConfig config)
+{
+    uint32_t* ids = NULL;
+    pthread_mutex_lock(&gDataMutex);
+
+    if (gData.gnssInterface != NULL) {
+        ids = gData.gnssInterface->gnssUpdateConfig(config);
+    } else {
+        LOC_LOGE("%s:%d]: No gnss interface available for Location Control API client %p ",
+                 __func__, __LINE__, this);
+    }
+
+    pthread_mutex_unlock(&gDataMutex);
+    return ids;
+}
+
+uint32_t* LocationControlAPI::gnssGetConfig(GnssConfigFlagsMask mask) {
+
+    uint32_t* ids = NULL;
+    pthread_mutex_lock(&gDataMutex);
+
+    if (NULL != gData.gnssInterface) {
+        ids = gData.gnssInterface->gnssGetConfig(mask);
+    } else {
+        LOC_LOGe("No gnss interface available for Control API client %p", this);
+    }
+
+    pthread_mutex_unlock(&gDataMutex);
+    return ids;
+}
+
+uint32_t
+LocationControlAPI::gnssDeleteAidingData(GnssAidingData& data)
+{
+    uint32_t id = 0;
+    pthread_mutex_lock(&gDataMutex);
+
+    if (gData.gnssInterface != NULL) {
+        id = gData.gnssInterface->gnssDeleteAidingData(data);
+    } else {
+        LOC_LOGE("%s:%d]: No gnss interface available for Location Control API client %p ",
+                 __func__, __LINE__, this);
+    }
+
+    pthread_mutex_unlock(&gDataMutex);
+    return id;
+}