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643 lines
21 KiB
643 lines
21 KiB
/* Copyright (c) 2017 The Linux Foundation. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials provided
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* with the distribution.
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* * Neither the name of The Linux Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
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* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
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* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
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* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#define LOG_TAG "LocSvc_LocationAPI"
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#include <location_interface.h>
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#include <dlfcn.h>
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#include <log_util.h>
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#include <pthread.h>
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#include <map>
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typedef void* (getLocationInterface)();
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typedef std::map<LocationAPI*, LocationCallbacks> LocationClientMap;
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typedef struct {
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LocationClientMap clientData;
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LocationControlAPI* controlAPI;
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LocationControlCallbacks controlCallbacks;
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GnssInterface* gnssInterface;
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GeofenceInterface* geofenceInterface;
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FlpInterface* flpInterface;
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} LocationAPIData;
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static LocationAPIData gData = {};
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static pthread_mutex_t gDataMutex = PTHREAD_MUTEX_INITIALIZER;
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static bool gGnssLoadFailed = false;
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static bool gFlpLoadFailed = false;
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static bool gGeofenceLoadFailed = false;
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static bool needsGnssTrackingInfo(LocationCallbacks& locationCallbacks)
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{
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return (locationCallbacks.gnssLocationInfoCb != nullptr ||
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locationCallbacks.gnssSvCb != nullptr ||
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locationCallbacks.gnssNmeaCb != nullptr ||
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locationCallbacks.gnssMeasurementsCb != nullptr);
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}
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static bool isGnssClient(LocationCallbacks& locationCallbacks)
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{
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return (locationCallbacks.gnssNiCb != nullptr ||
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locationCallbacks.trackingCb != nullptr ||
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locationCallbacks.gnssMeasurementsCb != nullptr);
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}
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static bool isFlpClient(LocationCallbacks& locationCallbacks)
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{
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return (locationCallbacks.trackingCb != nullptr ||
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locationCallbacks.batchingCb != nullptr);
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}
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static bool isGeofenceClient(LocationCallbacks& locationCallbacks)
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{
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return (locationCallbacks.geofenceBreachCb != nullptr ||
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locationCallbacks.geofenceStatusCb != nullptr);
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}
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static void* loadLocationInterface(const char* library, const char* name) {
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LOC_LOGD("%s]: loading %s::%s ...", __func__, library, name);
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if (NULL == library || NULL == name) {
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return NULL;
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}
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getLocationInterface* getter = NULL;
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const char *error = NULL;
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dlerror();
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void *handle = dlopen(library, RTLD_NOW);
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if (NULL == handle || (error = dlerror()) != NULL) {
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LOC_LOGW("dlopen for %s failed, error = %s", library, error);
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} else {
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getter = (getLocationInterface*)dlsym(handle, name);
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if ((error = dlerror()) != NULL) {
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LOC_LOGW("dlsym for %s::%s failed, error = %s", library, name, error);
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getter = NULL;
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}
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}
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if (NULL == getter) {
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return (void*)getter;
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} else {
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return (*getter)();
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}
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}
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LocationAPI*
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LocationAPI::createInstance(LocationCallbacks& locationCallbacks)
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{
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if (nullptr == locationCallbacks.capabilitiesCb ||
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nullptr == locationCallbacks.responseCb ||
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nullptr == locationCallbacks.collectiveResponseCb) {
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return NULL;
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}
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LocationAPI* newLocationAPI = new LocationAPI();
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bool requestedCapabilities = false;
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pthread_mutex_lock(&gDataMutex);
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if (isGnssClient(locationCallbacks)) {
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if (NULL == gData.gnssInterface && !gGnssLoadFailed) {
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gData.gnssInterface =
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(GnssInterface*)loadLocationInterface("libgnss.so", "getGnssInterface");
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if (NULL == gData.gnssInterface) {
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gGnssLoadFailed = true;
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LOC_LOGW("%s:%d]: No gnss interface available", __func__, __LINE__);
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} else {
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gData.gnssInterface->initialize();
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}
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}
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if (NULL != gData.gnssInterface) {
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gData.gnssInterface->addClient(newLocationAPI, locationCallbacks);
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if (!requestedCapabilities) {
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gData.gnssInterface->requestCapabilities(newLocationAPI);
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requestedCapabilities = true;
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}
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}
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}
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if (isFlpClient(locationCallbacks)) {
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if (NULL == gData.flpInterface && !gFlpLoadFailed) {
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gData.flpInterface =
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(FlpInterface*)loadLocationInterface("libflp.so", "getFlpInterface");
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if (NULL == gData.flpInterface) {
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gFlpLoadFailed = true;
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LOC_LOGW("%s:%d]: No flp interface available", __func__, __LINE__);
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} else {
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gData.flpInterface->initialize();
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}
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}
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if (NULL != gData.flpInterface) {
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gData.flpInterface->addClient(newLocationAPI, locationCallbacks);
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if (!requestedCapabilities) {
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gData.flpInterface->requestCapabilities(newLocationAPI);
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requestedCapabilities = true;
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}
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}
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}
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if (isGeofenceClient(locationCallbacks)) {
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if (NULL == gData.geofenceInterface && !gGeofenceLoadFailed) {
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gData.geofenceInterface =
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(GeofenceInterface*)loadLocationInterface("libgeofence.so", "getGeofenceInterface");
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if (NULL == gData.geofenceInterface) {
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gGeofenceLoadFailed = true;
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LOC_LOGW("%s:%d]: No geofence interface available", __func__, __LINE__);
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} else {
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gData.geofenceInterface->initialize();
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}
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}
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if (NULL != gData.geofenceInterface) {
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gData.geofenceInterface->addClient(newLocationAPI, locationCallbacks);
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if (!requestedCapabilities) {
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gData.geofenceInterface->requestCapabilities(newLocationAPI);
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requestedCapabilities = true;
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}
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}
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}
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gData.clientData[newLocationAPI] = locationCallbacks;
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pthread_mutex_unlock(&gDataMutex);
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return newLocationAPI;
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}
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void
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LocationAPI::destroy()
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{
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delete this;
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}
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LocationAPI::LocationAPI()
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{
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LOC_LOGD("LOCATION API CONSTRUCTOR");
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}
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LocationAPI::~LocationAPI()
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{
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LOC_LOGD("LOCATION API DESTRUCTOR");
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pthread_mutex_lock(&gDataMutex);
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auto it = gData.clientData.find(this);
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if (it != gData.clientData.end()) {
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if (isGnssClient(it->second) && NULL != gData.gnssInterface) {
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gData.gnssInterface->removeClient(it->first);
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}
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if (isFlpClient(it->second) && NULL != gData.flpInterface) {
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gData.flpInterface->removeClient(it->first);
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}
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if (isGeofenceClient(it->second) && NULL != gData.geofenceInterface) {
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gData.geofenceInterface->removeClient(it->first);
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}
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gData.clientData.erase(it);
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} else {
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LOC_LOGE("%s:%d]: Location API client %p not found in client data",
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__func__, __LINE__, this);
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}
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pthread_mutex_unlock(&gDataMutex);
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}
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void
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LocationAPI::updateCallbacks(LocationCallbacks& locationCallbacks)
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{
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if (nullptr == locationCallbacks.capabilitiesCb ||
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nullptr == locationCallbacks.responseCb ||
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nullptr == locationCallbacks.collectiveResponseCb) {
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return;
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}
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pthread_mutex_lock(&gDataMutex);
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if (isGnssClient(locationCallbacks)) {
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if (NULL == gData.gnssInterface && !gGnssLoadFailed) {
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gData.gnssInterface =
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(GnssInterface*)loadLocationInterface("libgnss.so", "getGnssInterface");
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if (NULL == gData.gnssInterface) {
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gGnssLoadFailed = true;
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LOC_LOGW("%s:%d]: No gnss interface available", __func__, __LINE__);
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} else {
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gData.gnssInterface->initialize();
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}
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}
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if (NULL != gData.gnssInterface) {
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// either adds new Client or updates existing Client
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gData.gnssInterface->addClient(this, locationCallbacks);
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}
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}
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if (isFlpClient(locationCallbacks)) {
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if (NULL == gData.flpInterface && !gFlpLoadFailed) {
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gData.flpInterface =
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(FlpInterface*)loadLocationInterface("libflp.so", "getFlpInterface");
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if (NULL == gData.flpInterface) {
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gFlpLoadFailed = true;
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LOC_LOGW("%s:%d]: No flp interface available", __func__, __LINE__);
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} else {
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gData.flpInterface->initialize();
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}
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}
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if (NULL != gData.flpInterface) {
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// either adds new Client or updates existing Client
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gData.flpInterface->addClient(this, locationCallbacks);
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}
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}
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if (isGeofenceClient(locationCallbacks)) {
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if (NULL == gData.geofenceInterface && !gGeofenceLoadFailed) {
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gData.geofenceInterface =
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(GeofenceInterface*)loadLocationInterface("libgeofence.so", "getGeofenceInterface");
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if (NULL == gData.geofenceInterface) {
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gGeofenceLoadFailed = true;
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LOC_LOGW("%s:%d]: No geofence interface available", __func__, __LINE__);
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} else {
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gData.geofenceInterface->initialize();
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}
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}
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if (NULL != gData.geofenceInterface) {
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// either adds new Client or updates existing Client
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gData.geofenceInterface->addClient(this, locationCallbacks);
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}
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}
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gData.clientData[this] = locationCallbacks;
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pthread_mutex_unlock(&gDataMutex);
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}
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uint32_t
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LocationAPI::startTracking(LocationOptions& locationOptions)
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{
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uint32_t id = 0;
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pthread_mutex_lock(&gDataMutex);
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auto it = gData.clientData.find(this);
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if (it != gData.clientData.end()) {
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if (gData.flpInterface != NULL && locationOptions.minDistance > 0) {
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id = gData.flpInterface->startTracking(this, locationOptions);
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} else if (gData.gnssInterface != NULL && needsGnssTrackingInfo(it->second)) {
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id = gData.gnssInterface->startTracking(this, locationOptions);
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} else if (gData.flpInterface != NULL) {
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id = gData.flpInterface->startTracking(this, locationOptions);
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} else if (gData.gnssInterface != NULL) {
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id = gData.gnssInterface->startTracking(this, locationOptions);
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} else {
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LOC_LOGE("%s:%d]: No gnss/flp interface available for Location API client %p ",
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__func__, __LINE__, this);
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}
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} else {
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LOC_LOGE("%s:%d]: Location API client %p not found in client data",
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__func__, __LINE__, this);
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}
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pthread_mutex_unlock(&gDataMutex);
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return id;
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}
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void
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LocationAPI::stopTracking(uint32_t id)
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{
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pthread_mutex_lock(&gDataMutex);
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auto it = gData.clientData.find(this);
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if (it != gData.clientData.end()) {
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// we don't know if tracking was started on flp or gnss, so we call stop on both, where
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// stopTracking call to the incorrect interface will fail without response back to client
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if (gData.gnssInterface != NULL) {
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gData.gnssInterface->stopTracking(this, id);
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}
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if (gData.flpInterface != NULL) {
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gData.flpInterface->stopTracking(this, id);
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}
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if (gData.flpInterface == NULL && gData.gnssInterface == NULL) {
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LOC_LOGE("%s:%d]: No gnss/flp interface available for Location API client %p ",
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__func__, __LINE__, this);
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}
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} else {
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LOC_LOGE("%s:%d]: Location API client %p not found in client data",
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__func__, __LINE__, this);
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}
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pthread_mutex_unlock(&gDataMutex);
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}
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void
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LocationAPI::updateTrackingOptions(uint32_t id, LocationOptions& locationOptions)
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{
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pthread_mutex_lock(&gDataMutex);
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auto it = gData.clientData.find(this);
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if (it != gData.clientData.end()) {
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// we don't know if tracking was started on flp or gnss, so we call update on both, where
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// updateTracking call to the incorrect interface will fail without response back to client
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if (gData.gnssInterface != NULL) {
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gData.gnssInterface->updateTrackingOptions(this, id, locationOptions);
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}
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if (gData.flpInterface != NULL) {
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gData.flpInterface->updateTrackingOptions(this, id, locationOptions);
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}
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if (gData.flpInterface == NULL && gData.gnssInterface == NULL) {
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LOC_LOGE("%s:%d]: No gnss/flp interface available for Location API client %p ",
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__func__, __LINE__, this);
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}
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} else {
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LOC_LOGE("%s:%d]: Location API client %p not found in client data",
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__func__, __LINE__, this);
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}
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pthread_mutex_unlock(&gDataMutex);
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}
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uint32_t
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LocationAPI::startBatching(LocationOptions& locationOptions)
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{
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uint32_t id = 0;
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pthread_mutex_lock(&gDataMutex);
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if (gData.flpInterface != NULL) {
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id = gData.flpInterface->startBatching(this, locationOptions);
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} else {
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LOC_LOGE("%s:%d]: No flp interface available for Location API client %p ",
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__func__, __LINE__, this);
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}
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pthread_mutex_unlock(&gDataMutex);
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return id;
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}
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void
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LocationAPI::stopBatching(uint32_t id)
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{
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pthread_mutex_lock(&gDataMutex);
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if (gData.flpInterface != NULL) {
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gData.flpInterface->stopBatching(this, id);
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} else {
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LOC_LOGE("%s:%d]: No flp interface available for Location API client %p ",
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__func__, __LINE__, this);
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}
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pthread_mutex_unlock(&gDataMutex);
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}
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void
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LocationAPI::updateBatchingOptions(uint32_t id, LocationOptions& locationOptions)
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{
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pthread_mutex_lock(&gDataMutex);
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if (gData.flpInterface != NULL) {
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gData.flpInterface->updateBatchingOptions(this,
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id,
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locationOptions);
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} else {
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LOC_LOGE("%s:%d]: No flp interface available for Location API client %p ",
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__func__, __LINE__, this);
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}
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pthread_mutex_unlock(&gDataMutex);
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}
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void
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LocationAPI::getBatchedLocations(uint32_t id, size_t count)
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{
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pthread_mutex_lock(&gDataMutex);
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if (gData.flpInterface != NULL) {
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gData.flpInterface->getBatchedLocations(this, id, count);
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} else {
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LOC_LOGE("%s:%d]: No flp interface available for Location API client %p ",
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__func__, __LINE__, this);
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}
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pthread_mutex_unlock(&gDataMutex);
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}
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uint32_t*
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LocationAPI::addGeofences(size_t count, GeofenceOption* options, GeofenceInfo* info)
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{
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uint32_t* ids = NULL;
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pthread_mutex_lock(&gDataMutex);
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if (gData.geofenceInterface != NULL) {
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ids = gData.geofenceInterface->addGeofences(this, count, options, info);
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} else {
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LOC_LOGE("%s:%d]: No geofence interface available for Location API client %p ",
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__func__, __LINE__, this);
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}
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pthread_mutex_unlock(&gDataMutex);
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return ids;
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}
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void
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LocationAPI::removeGeofences(size_t count, uint32_t* ids)
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{
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pthread_mutex_lock(&gDataMutex);
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if (gData.geofenceInterface != NULL) {
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gData.geofenceInterface->removeGeofences(this, count, ids);
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} else {
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LOC_LOGE("%s:%d]: No geofence interface available for Location API client %p ",
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__func__, __LINE__, this);
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}
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pthread_mutex_unlock(&gDataMutex);
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}
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void
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LocationAPI::modifyGeofences(size_t count, uint32_t* ids, GeofenceOption* options)
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{
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pthread_mutex_lock(&gDataMutex);
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if (gData.geofenceInterface != NULL) {
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gData.geofenceInterface->modifyGeofences(this, count, ids, options);
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} else {
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LOC_LOGE("%s:%d]: No geofence interface available for Location API client %p ",
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__func__, __LINE__, this);
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}
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pthread_mutex_unlock(&gDataMutex);
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}
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void
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LocationAPI::pauseGeofences(size_t count, uint32_t* ids)
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{
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pthread_mutex_lock(&gDataMutex);
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if (gData.geofenceInterface != NULL) {
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gData.geofenceInterface->pauseGeofences(this, count, ids);
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} else {
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LOC_LOGE("%s:%d]: No geofence interface available for Location API client %p ",
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__func__, __LINE__, this);
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}
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pthread_mutex_unlock(&gDataMutex);
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}
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void
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LocationAPI::resumeGeofences(size_t count, uint32_t* ids)
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{
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pthread_mutex_lock(&gDataMutex);
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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("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::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;
|
|
}
|