| /* |
| * Copyright (C) 2008 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. |
| */ |
| |
| #define LOG_TAG "GpsLocationProvider" |
| |
| #define LOG_NDEBUG 0 |
| |
| #include "JNIHelp.h" |
| #include "jni.h" |
| #include "hardware/hardware.h" |
| #include "hardware/gps.h" |
| #include "hardware_legacy/power.h" |
| #include "utils/Log.h" |
| #include "utils/misc.h" |
| #include "android_runtime/AndroidRuntime.h" |
| #include "android_runtime/Log.h" |
| |
| #include <arpa/inet.h> |
| #include <string.h> |
| #include <pthread.h> |
| #include <linux/in.h> |
| #include <linux/in6.h> |
| |
| static jobject mCallbacksObj = NULL; |
| |
| static jmethodID method_reportLocation; |
| static jmethodID method_reportStatus; |
| static jmethodID method_reportSvStatus; |
| static jmethodID method_reportAGpsStatus; |
| static jmethodID method_reportNmea; |
| static jmethodID method_setEngineCapabilities; |
| static jmethodID method_xtraDownloadRequest; |
| static jmethodID method_reportNiNotification; |
| static jmethodID method_requestRefLocation; |
| static jmethodID method_requestSetID; |
| static jmethodID method_requestUtcTime; |
| static jmethodID method_reportGeofenceTransition; |
| static jmethodID method_reportGeofenceStatus; |
| static jmethodID method_reportGeofenceAddStatus; |
| static jmethodID method_reportGeofenceRemoveStatus; |
| static jmethodID method_reportGeofencePauseStatus; |
| static jmethodID method_reportGeofenceResumeStatus; |
| static jmethodID method_reportMeasurementData; |
| static jmethodID method_reportNavigationMessages; |
| |
| static const GpsInterface* sGpsInterface = NULL; |
| static const GpsXtraInterface* sGpsXtraInterface = NULL; |
| static const AGpsInterface* sAGpsInterface = NULL; |
| static const GpsNiInterface* sGpsNiInterface = NULL; |
| static const GpsDebugInterface* sGpsDebugInterface = NULL; |
| static const AGpsRilInterface* sAGpsRilInterface = NULL; |
| static const GpsGeofencingInterface* sGpsGeofencingInterface = NULL; |
| static const GpsMeasurementInterface* sGpsMeasurementInterface = NULL; |
| static const GpsNavigationMessageInterface* sGpsNavigationMessageInterface = NULL; |
| static const GnssConfigurationInterface* sGnssConfigurationInterface = NULL; |
| |
| // temporary storage for GPS callbacks |
| static GpsSvStatus sGpsSvStatus; |
| static const char* sNmeaString; |
| static int sNmeaStringLength; |
| |
| #define WAKE_LOCK_NAME "GPS" |
| |
| namespace android { |
| |
| static void checkAndClearExceptionFromCallback(JNIEnv* env, const char* methodName) { |
| if (env->ExceptionCheck()) { |
| ALOGE("An exception was thrown by callback '%s'.", methodName); |
| LOGE_EX(env); |
| env->ExceptionClear(); |
| } |
| } |
| |
| static void location_callback(GpsLocation* location) |
| { |
| JNIEnv* env = AndroidRuntime::getJNIEnv(); |
| env->CallVoidMethod(mCallbacksObj, method_reportLocation, location->flags, |
| (jdouble)location->latitude, (jdouble)location->longitude, |
| (jdouble)location->altitude, |
| (jfloat)location->speed, (jfloat)location->bearing, |
| (jfloat)location->accuracy, (jlong)location->timestamp); |
| checkAndClearExceptionFromCallback(env, __FUNCTION__); |
| } |
| |
| static void status_callback(GpsStatus* status) |
| { |
| JNIEnv* env = AndroidRuntime::getJNIEnv(); |
| env->CallVoidMethod(mCallbacksObj, method_reportStatus, status->status); |
| checkAndClearExceptionFromCallback(env, __FUNCTION__); |
| } |
| |
| static void sv_status_callback(GpsSvStatus* sv_status) |
| { |
| JNIEnv* env = AndroidRuntime::getJNIEnv(); |
| memcpy(&sGpsSvStatus, sv_status, sizeof(sGpsSvStatus)); |
| env->CallVoidMethod(mCallbacksObj, method_reportSvStatus); |
| checkAndClearExceptionFromCallback(env, __FUNCTION__); |
| } |
| |
| static void nmea_callback(GpsUtcTime timestamp, const char* nmea, int length) |
| { |
| JNIEnv* env = AndroidRuntime::getJNIEnv(); |
| // The Java code will call back to read these values |
| // We do this to avoid creating unnecessary String objects |
| sNmeaString = nmea; |
| sNmeaStringLength = length; |
| env->CallVoidMethod(mCallbacksObj, method_reportNmea, timestamp); |
| checkAndClearExceptionFromCallback(env, __FUNCTION__); |
| } |
| |
| static void set_capabilities_callback(uint32_t capabilities) |
| { |
| ALOGD("set_capabilities_callback: %du\n", capabilities); |
| JNIEnv* env = AndroidRuntime::getJNIEnv(); |
| env->CallVoidMethod(mCallbacksObj, method_setEngineCapabilities, capabilities); |
| checkAndClearExceptionFromCallback(env, __FUNCTION__); |
| } |
| |
| static void acquire_wakelock_callback() |
| { |
| acquire_wake_lock(PARTIAL_WAKE_LOCK, WAKE_LOCK_NAME); |
| } |
| |
| static void release_wakelock_callback() |
| { |
| release_wake_lock(WAKE_LOCK_NAME); |
| } |
| |
| static void request_utc_time_callback() |
| { |
| JNIEnv* env = AndroidRuntime::getJNIEnv(); |
| env->CallVoidMethod(mCallbacksObj, method_requestUtcTime); |
| checkAndClearExceptionFromCallback(env, __FUNCTION__); |
| } |
| |
| static pthread_t create_thread_callback(const char* name, void (*start)(void *), void* arg) |
| { |
| return (pthread_t)AndroidRuntime::createJavaThread(name, start, arg); |
| } |
| |
| GpsCallbacks sGpsCallbacks = { |
| sizeof(GpsCallbacks), |
| location_callback, |
| status_callback, |
| sv_status_callback, |
| nmea_callback, |
| set_capabilities_callback, |
| acquire_wakelock_callback, |
| release_wakelock_callback, |
| create_thread_callback, |
| request_utc_time_callback, |
| }; |
| |
| static void xtra_download_request_callback() |
| { |
| JNIEnv* env = AndroidRuntime::getJNIEnv(); |
| env->CallVoidMethod(mCallbacksObj, method_xtraDownloadRequest); |
| checkAndClearExceptionFromCallback(env, __FUNCTION__); |
| } |
| |
| GpsXtraCallbacks sGpsXtraCallbacks = { |
| xtra_download_request_callback, |
| create_thread_callback, |
| }; |
| |
| static jbyteArray convert_to_ipv4(uint32_t ip, bool net_order) |
| { |
| if (INADDR_NONE == ip) { |
| return NULL; |
| } |
| |
| JNIEnv* env = AndroidRuntime::getJNIEnv(); |
| jbyteArray byteArray = env->NewByteArray(4); |
| if (byteArray == NULL) { |
| ALOGE("Unable to allocate byte array for IPv4 address"); |
| return NULL; |
| } |
| |
| jbyte ipv4[4]; |
| if (net_order) { |
| ALOGV("Converting IPv4 address(net_order) %x", ip); |
| memcpy(ipv4, &ip, sizeof(ipv4)); |
| } else { |
| ALOGV("Converting IPv4 address(host_order) %x", ip); |
| //endianess transparent conversion from int to char[] |
| ipv4[0] = (jbyte) (ip & 0xFF); |
| ipv4[1] = (jbyte)((ip>>8) & 0xFF); |
| ipv4[2] = (jbyte)((ip>>16) & 0xFF); |
| ipv4[3] = (jbyte) (ip>>24); |
| } |
| |
| env->SetByteArrayRegion(byteArray, 0, 4, (const jbyte*) ipv4); |
| return byteArray; |
| } |
| |
| static void agps_status_callback(AGpsStatus* agps_status) |
| { |
| JNIEnv* env = AndroidRuntime::getJNIEnv(); |
| jbyteArray byteArray = NULL; |
| bool isSupported = false; |
| |
| size_t status_size = agps_status->size; |
| if (status_size == sizeof(AGpsStatus_v3)) { |
| ALOGV("AGpsStatus is V3: %d", status_size); |
| switch (agps_status->addr.ss_family) |
| { |
| case AF_INET: |
| { |
| struct sockaddr_in *in = (struct sockaddr_in*)&(agps_status->addr); |
| uint32_t *pAddr = (uint32_t*)&(in->sin_addr); |
| byteArray = convert_to_ipv4(*pAddr, true /* net_order */); |
| if (byteArray != NULL) { |
| isSupported = true; |
| } |
| IF_ALOGD() { |
| // log the IP for reference in case there is a bogus value pushed by HAL |
| char str[INET_ADDRSTRLEN]; |
| inet_ntop(AF_INET, &(in->sin_addr), str, INET_ADDRSTRLEN); |
| ALOGD("AGPS IP is v4: %s", str); |
| } |
| } |
| break; |
| case AF_INET6: |
| { |
| struct sockaddr_in6 *in6 = (struct sockaddr_in6*)&(agps_status->addr); |
| byteArray = env->NewByteArray(16); |
| if (byteArray != NULL) { |
| env->SetByteArrayRegion(byteArray, 0, 16, (const jbyte *)&(in6->sin6_addr)); |
| isSupported = true; |
| } else { |
| ALOGE("Unable to allocate byte array for IPv6 address."); |
| } |
| IF_ALOGD() { |
| // log the IP for reference in case there is a bogus value pushed by HAL |
| char str[INET6_ADDRSTRLEN]; |
| inet_ntop(AF_INET6, &(in6->sin6_addr), str, INET6_ADDRSTRLEN); |
| ALOGD("AGPS IP is v6: %s", str); |
| } |
| } |
| break; |
| default: |
| ALOGE("Invalid ss_family found: %d", agps_status->addr.ss_family); |
| break; |
| } |
| } else if (status_size >= sizeof(AGpsStatus_v2)) { |
| ALOGV("AGpsStatus is V2+: %d", status_size); |
| // for back-compatibility reasons we check in v2 that the data structure size is greater or |
| // equal to the declared size in gps.h |
| uint32_t ipaddr = agps_status->ipaddr; |
| ALOGV("AGPS IP is v4: %x", ipaddr); |
| byteArray = convert_to_ipv4(ipaddr, false /* net_order */); |
| if (ipaddr == INADDR_NONE || byteArray != NULL) { |
| isSupported = true; |
| } |
| } else if (status_size >= sizeof(AGpsStatus_v1)) { |
| ALOGV("AGpsStatus is V1+: %d", status_size); |
| // because we have to check for >= with regards to v2, we also need to relax the check here |
| // and only make sure that the size is at least what we expect |
| isSupported = true; |
| } else { |
| ALOGE("Invalid size of AGpsStatus found: %d.", status_size); |
| } |
| |
| if (isSupported) { |
| jsize byteArrayLength = byteArray != NULL ? env->GetArrayLength(byteArray) : 0; |
| ALOGV("Passing AGPS IP addr: size %d", byteArrayLength); |
| env->CallVoidMethod(mCallbacksObj, method_reportAGpsStatus, agps_status->type, |
| agps_status->status, byteArray); |
| |
| checkAndClearExceptionFromCallback(env, __FUNCTION__); |
| } else { |
| ALOGD("Skipping calling method_reportAGpsStatus."); |
| } |
| |
| if (byteArray) { |
| env->DeleteLocalRef(byteArray); |
| } |
| } |
| |
| AGpsCallbacks sAGpsCallbacks = { |
| agps_status_callback, |
| create_thread_callback, |
| }; |
| |
| static void gps_ni_notify_callback(GpsNiNotification *notification) |
| { |
| ALOGD("gps_ni_notify_callback\n"); |
| JNIEnv* env = AndroidRuntime::getJNIEnv(); |
| jstring requestor_id = env->NewStringUTF(notification->requestor_id); |
| jstring text = env->NewStringUTF(notification->text); |
| jstring extras = env->NewStringUTF(notification->extras); |
| |
| if (requestor_id && text && extras) { |
| env->CallVoidMethod(mCallbacksObj, method_reportNiNotification, |
| notification->notification_id, notification->ni_type, |
| notification->notify_flags, notification->timeout, |
| notification->default_response, requestor_id, text, |
| notification->requestor_id_encoding, |
| notification->text_encoding, extras); |
| } else { |
| ALOGE("out of memory in gps_ni_notify_callback\n"); |
| } |
| |
| if (requestor_id) |
| env->DeleteLocalRef(requestor_id); |
| if (text) |
| env->DeleteLocalRef(text); |
| if (extras) |
| env->DeleteLocalRef(extras); |
| checkAndClearExceptionFromCallback(env, __FUNCTION__); |
| } |
| |
| GpsNiCallbacks sGpsNiCallbacks = { |
| gps_ni_notify_callback, |
| create_thread_callback, |
| }; |
| |
| static void agps_request_set_id(uint32_t flags) |
| { |
| JNIEnv* env = AndroidRuntime::getJNIEnv(); |
| env->CallVoidMethod(mCallbacksObj, method_requestSetID, flags); |
| checkAndClearExceptionFromCallback(env, __FUNCTION__); |
| } |
| |
| static void agps_request_ref_location(uint32_t flags) |
| { |
| JNIEnv* env = AndroidRuntime::getJNIEnv(); |
| env->CallVoidMethod(mCallbacksObj, method_requestRefLocation, flags); |
| checkAndClearExceptionFromCallback(env, __FUNCTION__); |
| } |
| |
| AGpsRilCallbacks sAGpsRilCallbacks = { |
| agps_request_set_id, |
| agps_request_ref_location, |
| create_thread_callback, |
| }; |
| |
| static void gps_geofence_transition_callback(int32_t geofence_id, GpsLocation* location, |
| int32_t transition, GpsUtcTime timestamp) |
| { |
| JNIEnv* env = AndroidRuntime::getJNIEnv(); |
| |
| env->CallVoidMethod(mCallbacksObj, method_reportGeofenceTransition, geofence_id, |
| location->flags, (jdouble)location->latitude, (jdouble)location->longitude, |
| (jdouble)location->altitude, |
| (jfloat)location->speed, (jfloat)location->bearing, |
| (jfloat)location->accuracy, (jlong)location->timestamp, |
| transition, timestamp); |
| checkAndClearExceptionFromCallback(env, __FUNCTION__); |
| }; |
| |
| static void gps_geofence_status_callback(int32_t status, GpsLocation* location) |
| { |
| JNIEnv* env = AndroidRuntime::getJNIEnv(); |
| jint flags = 0; |
| jdouble latitude = 0; |
| jdouble longitude = 0; |
| jdouble altitude = 0; |
| jfloat speed = 0; |
| jfloat bearing = 0; |
| jfloat accuracy = 0; |
| jlong timestamp = 0; |
| if (location != NULL) { |
| flags = location->flags; |
| latitude = location->latitude; |
| longitude = location->longitude; |
| altitude = location->altitude; |
| speed = location->speed; |
| bearing = location->bearing; |
| accuracy = location->accuracy; |
| timestamp = location->timestamp; |
| } |
| |
| env->CallVoidMethod(mCallbacksObj, method_reportGeofenceStatus, status, |
| flags, latitude, longitude, altitude, speed, bearing, accuracy, timestamp); |
| checkAndClearExceptionFromCallback(env, __FUNCTION__); |
| }; |
| |
| static void gps_geofence_add_callback(int32_t geofence_id, int32_t status) |
| { |
| JNIEnv* env = AndroidRuntime::getJNIEnv(); |
| if (status != GPS_GEOFENCE_OPERATION_SUCCESS) { |
| ALOGE("Error in geofence_add_callback: %d\n", status); |
| } |
| env->CallVoidMethod(mCallbacksObj, method_reportGeofenceAddStatus, geofence_id, status); |
| checkAndClearExceptionFromCallback(env, __FUNCTION__); |
| }; |
| |
| static void gps_geofence_remove_callback(int32_t geofence_id, int32_t status) |
| { |
| JNIEnv* env = AndroidRuntime::getJNIEnv(); |
| if (status != GPS_GEOFENCE_OPERATION_SUCCESS) { |
| ALOGE("Error in geofence_remove_callback: %d\n", status); |
| } |
| env->CallVoidMethod(mCallbacksObj, method_reportGeofenceRemoveStatus, geofence_id, status); |
| checkAndClearExceptionFromCallback(env, __FUNCTION__); |
| }; |
| |
| static void gps_geofence_resume_callback(int32_t geofence_id, int32_t status) |
| { |
| JNIEnv* env = AndroidRuntime::getJNIEnv(); |
| if (status != GPS_GEOFENCE_OPERATION_SUCCESS) { |
| ALOGE("Error in geofence_resume_callback: %d\n", status); |
| } |
| env->CallVoidMethod(mCallbacksObj, method_reportGeofenceResumeStatus, geofence_id, status); |
| checkAndClearExceptionFromCallback(env, __FUNCTION__); |
| }; |
| |
| static void gps_geofence_pause_callback(int32_t geofence_id, int32_t status) |
| { |
| JNIEnv* env = AndroidRuntime::getJNIEnv(); |
| if (status != GPS_GEOFENCE_OPERATION_SUCCESS) { |
| ALOGE("Error in geofence_pause_callback: %d\n", status); |
| } |
| env->CallVoidMethod(mCallbacksObj, method_reportGeofencePauseStatus, geofence_id, status); |
| checkAndClearExceptionFromCallback(env, __FUNCTION__); |
| }; |
| |
| GpsGeofenceCallbacks sGpsGeofenceCallbacks = { |
| gps_geofence_transition_callback, |
| gps_geofence_status_callback, |
| gps_geofence_add_callback, |
| gps_geofence_remove_callback, |
| gps_geofence_pause_callback, |
| gps_geofence_resume_callback, |
| create_thread_callback, |
| }; |
| |
| static void android_location_GpsLocationProvider_class_init_native(JNIEnv* env, jclass clazz) { |
| int err; |
| hw_module_t* module; |
| |
| method_reportLocation = env->GetMethodID(clazz, "reportLocation", "(IDDDFFFJ)V"); |
| method_reportStatus = env->GetMethodID(clazz, "reportStatus", "(I)V"); |
| method_reportSvStatus = env->GetMethodID(clazz, "reportSvStatus", "()V"); |
| method_reportAGpsStatus = env->GetMethodID(clazz, "reportAGpsStatus", "(II[B)V"); |
| method_reportNmea = env->GetMethodID(clazz, "reportNmea", "(J)V"); |
| method_setEngineCapabilities = env->GetMethodID(clazz, "setEngineCapabilities", "(I)V"); |
| method_xtraDownloadRequest = env->GetMethodID(clazz, "xtraDownloadRequest", "()V"); |
| method_reportNiNotification = env->GetMethodID(clazz, "reportNiNotification", |
| "(IIIIILjava/lang/String;Ljava/lang/String;IILjava/lang/String;)V"); |
| method_requestRefLocation = env->GetMethodID(clazz,"requestRefLocation","(I)V"); |
| method_requestSetID = env->GetMethodID(clazz,"requestSetID","(I)V"); |
| method_requestUtcTime = env->GetMethodID(clazz,"requestUtcTime","()V"); |
| method_reportGeofenceTransition = env->GetMethodID(clazz,"reportGeofenceTransition", |
| "(IIDDDFFFJIJ)V"); |
| method_reportGeofenceStatus = env->GetMethodID(clazz,"reportGeofenceStatus", |
| "(IIDDDFFFJ)V"); |
| method_reportGeofenceAddStatus = env->GetMethodID(clazz,"reportGeofenceAddStatus", |
| "(II)V"); |
| method_reportGeofenceRemoveStatus = env->GetMethodID(clazz,"reportGeofenceRemoveStatus", |
| "(II)V"); |
| method_reportGeofenceResumeStatus = env->GetMethodID(clazz,"reportGeofenceResumeStatus", |
| "(II)V"); |
| method_reportGeofencePauseStatus = env->GetMethodID(clazz,"reportGeofencePauseStatus", |
| "(II)V"); |
| method_reportMeasurementData = env->GetMethodID( |
| clazz, |
| "reportMeasurementData", |
| "(Landroid/location/GpsMeasurementsEvent;)V"); |
| method_reportNavigationMessages = env->GetMethodID( |
| clazz, |
| "reportNavigationMessage", |
| "(Landroid/location/GpsNavigationMessageEvent;)V"); |
| |
| err = hw_get_module(GPS_HARDWARE_MODULE_ID, (hw_module_t const**)&module); |
| if (err == 0) { |
| hw_device_t* device; |
| err = module->methods->open(module, GPS_HARDWARE_MODULE_ID, &device); |
| if (err == 0) { |
| gps_device_t* gps_device = (gps_device_t *)device; |
| sGpsInterface = gps_device->get_gps_interface(gps_device); |
| } |
| } |
| if (sGpsInterface) { |
| sGpsXtraInterface = |
| (const GpsXtraInterface*)sGpsInterface->get_extension(GPS_XTRA_INTERFACE); |
| sAGpsInterface = |
| (const AGpsInterface*)sGpsInterface->get_extension(AGPS_INTERFACE); |
| sGpsNiInterface = |
| (const GpsNiInterface*)sGpsInterface->get_extension(GPS_NI_INTERFACE); |
| sGpsDebugInterface = |
| (const GpsDebugInterface*)sGpsInterface->get_extension(GPS_DEBUG_INTERFACE); |
| sAGpsRilInterface = |
| (const AGpsRilInterface*)sGpsInterface->get_extension(AGPS_RIL_INTERFACE); |
| sGpsGeofencingInterface = |
| (const GpsGeofencingInterface*)sGpsInterface->get_extension(GPS_GEOFENCING_INTERFACE); |
| sGpsMeasurementInterface = |
| (const GpsMeasurementInterface*)sGpsInterface->get_extension(GPS_MEASUREMENT_INTERFACE); |
| sGpsNavigationMessageInterface = |
| (const GpsNavigationMessageInterface*)sGpsInterface->get_extension( |
| GPS_NAVIGATION_MESSAGE_INTERFACE); |
| sGnssConfigurationInterface = |
| (const GnssConfigurationInterface*)sGpsInterface->get_extension( |
| GNSS_CONFIGURATION_INTERFACE); |
| } |
| } |
| |
| static jboolean android_location_GpsLocationProvider_is_supported(JNIEnv* env, jclass clazz) { |
| if (sGpsInterface != NULL) { |
| return JNI_TRUE; |
| } else { |
| return JNI_FALSE; |
| } |
| } |
| |
| static jboolean android_location_GpsLocationProvider_init(JNIEnv* env, jobject obj) |
| { |
| // this must be set before calling into the HAL library |
| if (!mCallbacksObj) |
| mCallbacksObj = env->NewGlobalRef(obj); |
| |
| // fail if the main interface fails to initialize |
| if (!sGpsInterface || sGpsInterface->init(&sGpsCallbacks) != 0) |
| return JNI_FALSE; |
| |
| // if XTRA initialization fails we will disable it by sGpsXtraInterface to NULL, |
| // but continue to allow the rest of the GPS interface to work. |
| if (sGpsXtraInterface && sGpsXtraInterface->init(&sGpsXtraCallbacks) != 0) |
| sGpsXtraInterface = NULL; |
| if (sAGpsInterface) |
| sAGpsInterface->init(&sAGpsCallbacks); |
| if (sGpsNiInterface) |
| sGpsNiInterface->init(&sGpsNiCallbacks); |
| if (sAGpsRilInterface) |
| sAGpsRilInterface->init(&sAGpsRilCallbacks); |
| if (sGpsGeofencingInterface) |
| sGpsGeofencingInterface->init(&sGpsGeofenceCallbacks); |
| |
| return JNI_TRUE; |
| } |
| |
| static void android_location_GpsLocationProvider_cleanup(JNIEnv* env, jobject obj) |
| { |
| if (sGpsInterface) |
| sGpsInterface->cleanup(); |
| } |
| |
| static jboolean android_location_GpsLocationProvider_set_position_mode(JNIEnv* env, jobject obj, |
| jint mode, jint recurrence, jint min_interval, jint preferred_accuracy, jint preferred_time) |
| { |
| if (sGpsInterface) { |
| if (sGpsInterface->set_position_mode(mode, recurrence, min_interval, preferred_accuracy, |
| preferred_time) == 0) { |
| return JNI_TRUE; |
| } else { |
| return JNI_FALSE; |
| } |
| } |
| else |
| return JNI_FALSE; |
| } |
| |
| static jboolean android_location_GpsLocationProvider_start(JNIEnv* env, jobject obj) |
| { |
| if (sGpsInterface) { |
| if (sGpsInterface->start() == 0) { |
| return JNI_TRUE; |
| } else { |
| return JNI_FALSE; |
| } |
| } |
| else |
| return JNI_FALSE; |
| } |
| |
| static jboolean android_location_GpsLocationProvider_stop(JNIEnv* env, jobject obj) |
| { |
| if (sGpsInterface) { |
| if (sGpsInterface->stop() == 0) { |
| return JNI_TRUE; |
| } else { |
| return JNI_FALSE; |
| } |
| } |
| else |
| return JNI_FALSE; |
| } |
| |
| static void android_location_GpsLocationProvider_delete_aiding_data(JNIEnv* env, jobject obj, jint flags) |
| { |
| if (sGpsInterface) |
| sGpsInterface->delete_aiding_data(flags); |
| } |
| |
| static jint android_location_GpsLocationProvider_read_sv_status(JNIEnv* env, jobject obj, |
| jintArray prnArray, jfloatArray snrArray, jfloatArray elevArray, jfloatArray azumArray, |
| jintArray maskArray) |
| { |
| // this should only be called from within a call to reportSvStatus |
| |
| jint* prns = env->GetIntArrayElements(prnArray, 0); |
| jfloat* snrs = env->GetFloatArrayElements(snrArray, 0); |
| jfloat* elev = env->GetFloatArrayElements(elevArray, 0); |
| jfloat* azim = env->GetFloatArrayElements(azumArray, 0); |
| jint* mask = env->GetIntArrayElements(maskArray, 0); |
| |
| int num_svs = sGpsSvStatus.num_svs; |
| for (int i = 0; i < num_svs; i++) { |
| prns[i] = sGpsSvStatus.sv_list[i].prn; |
| snrs[i] = sGpsSvStatus.sv_list[i].snr; |
| elev[i] = sGpsSvStatus.sv_list[i].elevation; |
| azim[i] = sGpsSvStatus.sv_list[i].azimuth; |
| } |
| mask[0] = sGpsSvStatus.ephemeris_mask; |
| mask[1] = sGpsSvStatus.almanac_mask; |
| mask[2] = sGpsSvStatus.used_in_fix_mask; |
| |
| env->ReleaseIntArrayElements(prnArray, prns, 0); |
| env->ReleaseFloatArrayElements(snrArray, snrs, 0); |
| env->ReleaseFloatArrayElements(elevArray, elev, 0); |
| env->ReleaseFloatArrayElements(azumArray, azim, 0); |
| env->ReleaseIntArrayElements(maskArray, mask, 0); |
| return (jint) num_svs; |
| } |
| |
| static void android_location_GpsLocationProvider_agps_set_reference_location_cellid(JNIEnv* env, |
| jobject obj, jint type, jint mcc, jint mnc, jint lac, jint cid) |
| { |
| AGpsRefLocation location; |
| |
| if (!sAGpsRilInterface) { |
| ALOGE("no AGPS RIL interface in agps_set_reference_location_cellid"); |
| return; |
| } |
| |
| switch(type) { |
| case AGPS_REF_LOCATION_TYPE_GSM_CELLID: |
| case AGPS_REF_LOCATION_TYPE_UMTS_CELLID: |
| location.type = type; |
| location.u.cellID.mcc = mcc; |
| location.u.cellID.mnc = mnc; |
| location.u.cellID.lac = lac; |
| location.u.cellID.cid = cid; |
| break; |
| default: |
| ALOGE("Neither a GSM nor a UMTS cellid (%s:%d).",__FUNCTION__,__LINE__); |
| return; |
| break; |
| } |
| sAGpsRilInterface->set_ref_location(&location, sizeof(location)); |
| } |
| |
| static void android_location_GpsLocationProvider_agps_send_ni_message(JNIEnv* env, |
| jobject obj, jbyteArray ni_msg, jint size) |
| { |
| size_t sz; |
| |
| if (!sAGpsRilInterface) { |
| ALOGE("no AGPS RIL interface in send_ni_message"); |
| return; |
| } |
| if (size < 0) |
| return; |
| sz = (size_t)size; |
| jbyte* b = env->GetByteArrayElements(ni_msg, 0); |
| sAGpsRilInterface->ni_message((uint8_t *)b,sz); |
| env->ReleaseByteArrayElements(ni_msg,b,0); |
| } |
| |
| static void android_location_GpsLocationProvider_agps_set_id(JNIEnv *env, |
| jobject obj, jint type, jstring setid_string) |
| { |
| if (!sAGpsRilInterface) { |
| ALOGE("no AGPS RIL interface in agps_set_id"); |
| return; |
| } |
| |
| const char *setid = env->GetStringUTFChars(setid_string, NULL); |
| sAGpsRilInterface->set_set_id(type, setid); |
| env->ReleaseStringUTFChars(setid_string, setid); |
| } |
| |
| static jint android_location_GpsLocationProvider_read_nmea(JNIEnv* env, jobject obj, |
| jbyteArray nmeaArray, jint buffer_size) |
| { |
| // this should only be called from within a call to reportNmea |
| jbyte* nmea = (jbyte *)env->GetPrimitiveArrayCritical(nmeaArray, 0); |
| int length = sNmeaStringLength; |
| if (length > buffer_size) |
| length = buffer_size; |
| memcpy(nmea, sNmeaString, length); |
| env->ReleasePrimitiveArrayCritical(nmeaArray, nmea, JNI_ABORT); |
| return (jint) length; |
| } |
| |
| static void android_location_GpsLocationProvider_inject_time(JNIEnv* env, jobject obj, |
| jlong time, jlong timeReference, jint uncertainty) |
| { |
| if (sGpsInterface) |
| sGpsInterface->inject_time(time, timeReference, uncertainty); |
| } |
| |
| static void android_location_GpsLocationProvider_inject_location(JNIEnv* env, jobject obj, |
| jdouble latitude, jdouble longitude, jfloat accuracy) |
| { |
| if (sGpsInterface) |
| sGpsInterface->inject_location(latitude, longitude, accuracy); |
| } |
| |
| static jboolean android_location_GpsLocationProvider_supports_xtra(JNIEnv* env, jobject obj) |
| { |
| if (sGpsXtraInterface != NULL) { |
| return JNI_TRUE; |
| } else { |
| return JNI_FALSE; |
| } |
| } |
| |
| static void android_location_GpsLocationProvider_inject_xtra_data(JNIEnv* env, jobject obj, |
| jbyteArray data, jint length) |
| { |
| if (!sGpsXtraInterface) { |
| ALOGE("no XTRA interface in inject_xtra_data"); |
| return; |
| } |
| |
| jbyte* bytes = (jbyte *)env->GetPrimitiveArrayCritical(data, 0); |
| sGpsXtraInterface->inject_xtra_data((char *)bytes, length); |
| env->ReleasePrimitiveArrayCritical(data, bytes, JNI_ABORT); |
| } |
| |
| static void android_location_GpsLocationProvider_agps_data_conn_open( |
| JNIEnv* env, jobject obj, jstring apn, jint apnIpType) |
| { |
| if (!sAGpsInterface) { |
| ALOGE("no AGPS interface in agps_data_conn_open"); |
| return; |
| } |
| if (apn == NULL) { |
| jniThrowException(env, "java/lang/IllegalArgumentException", NULL); |
| return; |
| } |
| |
| const char *apnStr = env->GetStringUTFChars(apn, NULL); |
| |
| size_t interface_size = sAGpsInterface->size; |
| if (interface_size == sizeof(AGpsInterface_v2)) { |
| sAGpsInterface->data_conn_open_with_apn_ip_type(apnStr, apnIpType); |
| } else if (interface_size == sizeof(AGpsInterface_v1)) { |
| sAGpsInterface->data_conn_open(apnStr); |
| } else { |
| ALOGE("Invalid size of AGpsInterface found: %d.", interface_size); |
| } |
| |
| env->ReleaseStringUTFChars(apn, apnStr); |
| } |
| |
| static void android_location_GpsLocationProvider_agps_data_conn_closed(JNIEnv* env, jobject obj) |
| { |
| if (!sAGpsInterface) { |
| ALOGE("no AGPS interface in agps_data_conn_closed"); |
| return; |
| } |
| sAGpsInterface->data_conn_closed(); |
| } |
| |
| static void android_location_GpsLocationProvider_agps_data_conn_failed(JNIEnv* env, jobject obj) |
| { |
| if (!sAGpsInterface) { |
| ALOGE("no AGPS interface in agps_data_conn_failed"); |
| return; |
| } |
| sAGpsInterface->data_conn_failed(); |
| } |
| |
| static void android_location_GpsLocationProvider_set_agps_server(JNIEnv* env, jobject obj, |
| jint type, jstring hostname, jint port) |
| { |
| if (!sAGpsInterface) { |
| ALOGE("no AGPS interface in set_agps_server"); |
| return; |
| } |
| const char *c_hostname = env->GetStringUTFChars(hostname, NULL); |
| sAGpsInterface->set_server(type, c_hostname, port); |
| env->ReleaseStringUTFChars(hostname, c_hostname); |
| } |
| |
| static void android_location_GpsLocationProvider_send_ni_response(JNIEnv* env, jobject obj, |
| jint notifId, jint response) |
| { |
| if (!sGpsNiInterface) { |
| ALOGE("no NI interface in send_ni_response"); |
| return; |
| } |
| |
| sGpsNiInterface->respond(notifId, response); |
| } |
| |
| static jstring android_location_GpsLocationProvider_get_internal_state(JNIEnv* env, jobject obj) |
| { |
| jstring result = NULL; |
| if (sGpsDebugInterface) { |
| const size_t maxLength = 2047; |
| char buffer[maxLength+1]; |
| size_t length = sGpsDebugInterface->get_internal_state(buffer, maxLength); |
| if (length > maxLength) length = maxLength; |
| buffer[length] = 0; |
| result = env->NewStringUTF(buffer); |
| } |
| return result; |
| } |
| |
| static void android_location_GpsLocationProvider_update_network_state(JNIEnv* env, jobject obj, |
| jboolean connected, jint type, jboolean roaming, jboolean available, jstring extraInfo, jstring apn) |
| { |
| |
| if (sAGpsRilInterface && sAGpsRilInterface->update_network_state) { |
| if (extraInfo) { |
| const char *extraInfoStr = env->GetStringUTFChars(extraInfo, NULL); |
| sAGpsRilInterface->update_network_state(connected, type, roaming, extraInfoStr); |
| env->ReleaseStringUTFChars(extraInfo, extraInfoStr); |
| } else { |
| sAGpsRilInterface->update_network_state(connected, type, roaming, NULL); |
| } |
| |
| // update_network_availability callback was not included in original AGpsRilInterface |
| if (sAGpsRilInterface->size >= sizeof(AGpsRilInterface) |
| && sAGpsRilInterface->update_network_availability) { |
| const char *c_apn = env->GetStringUTFChars(apn, NULL); |
| sAGpsRilInterface->update_network_availability(available, c_apn); |
| env->ReleaseStringUTFChars(apn, c_apn); |
| } |
| } |
| } |
| |
| static jboolean android_location_GpsLocationProvider_is_geofence_supported(JNIEnv* env, |
| jobject obj) { |
| if (sGpsGeofencingInterface != NULL) { |
| return JNI_TRUE; |
| } |
| return JNI_FALSE; |
| } |
| |
| static jboolean android_location_GpsLocationProvider_add_geofence(JNIEnv* env, jobject obj, |
| jint geofence_id, jdouble latitude, jdouble longitude, jdouble radius, |
| jint last_transition, jint monitor_transition, jint notification_responsiveness, |
| jint unknown_timer) { |
| if (sGpsGeofencingInterface != NULL) { |
| sGpsGeofencingInterface->add_geofence_area(geofence_id, latitude, longitude, |
| radius, last_transition, monitor_transition, notification_responsiveness, |
| unknown_timer); |
| return JNI_TRUE; |
| } else { |
| ALOGE("Geofence interface not available"); |
| } |
| return JNI_FALSE; |
| } |
| |
| static jboolean android_location_GpsLocationProvider_remove_geofence(JNIEnv* env, jobject obj, |
| jint geofence_id) { |
| if (sGpsGeofencingInterface != NULL) { |
| sGpsGeofencingInterface->remove_geofence_area(geofence_id); |
| return JNI_TRUE; |
| } else { |
| ALOGE("Geofence interface not available"); |
| } |
| return JNI_FALSE; |
| } |
| |
| static jboolean android_location_GpsLocationProvider_pause_geofence(JNIEnv* env, jobject obj, |
| jint geofence_id) { |
| if (sGpsGeofencingInterface != NULL) { |
| sGpsGeofencingInterface->pause_geofence(geofence_id); |
| return JNI_TRUE; |
| } else { |
| ALOGE("Geofence interface not available"); |
| } |
| return JNI_FALSE; |
| } |
| |
| static jboolean android_location_GpsLocationProvider_resume_geofence(JNIEnv* env, jobject obj, |
| jint geofence_id, jint monitor_transition) { |
| if (sGpsGeofencingInterface != NULL) { |
| sGpsGeofencingInterface->resume_geofence(geofence_id, monitor_transition); |
| return JNI_TRUE; |
| } else { |
| ALOGE("Geofence interface not available"); |
| } |
| return JNI_FALSE; |
| } |
| |
| static jobject translate_gps_clock(JNIEnv* env, GpsClock* clock) { |
| const char* doubleSignature = "(D)V"; |
| const char* longSignature = "(J)V"; |
| |
| jclass gpsClockClass = env->FindClass("android/location/GpsClock"); |
| jmethodID gpsClockCtor = env->GetMethodID(gpsClockClass, "<init>", "()V"); |
| |
| jobject gpsClockObject = env->NewObject(gpsClockClass, gpsClockCtor); |
| GpsClockFlags flags = clock->flags; |
| |
| if (flags & GPS_CLOCK_HAS_LEAP_SECOND) { |
| jmethodID setterMethod = env->GetMethodID(gpsClockClass, "setLeapSecond", "(S)V"); |
| env->CallVoidMethod(gpsClockObject, setterMethod, clock->leap_second); |
| } |
| |
| jmethodID typeSetterMethod = env->GetMethodID(gpsClockClass, "setType", "(B)V"); |
| env->CallVoidMethod(gpsClockObject, typeSetterMethod, clock->type); |
| |
| jmethodID setterMethod = env->GetMethodID(gpsClockClass, "setTimeInNs", longSignature); |
| env->CallVoidMethod(gpsClockObject, setterMethod, clock->time_ns); |
| |
| if (flags & GPS_CLOCK_HAS_TIME_UNCERTAINTY) { |
| jmethodID setterMethod = |
| env->GetMethodID(gpsClockClass, "setTimeUncertaintyInNs", doubleSignature); |
| env->CallVoidMethod(gpsClockObject, setterMethod, clock->time_uncertainty_ns); |
| } |
| |
| if (flags & GPS_CLOCK_HAS_FULL_BIAS) { |
| jmethodID setterMethod = env->GetMethodID(gpsClockClass, "setFullBiasInNs", longSignature); |
| env->CallVoidMethod(gpsClockObject, setterMethod, clock->full_bias_ns); |
| } |
| |
| if (flags & GPS_CLOCK_HAS_BIAS) { |
| jmethodID setterMethod = env->GetMethodID(gpsClockClass, "setBiasInNs", doubleSignature); |
| env->CallVoidMethod(gpsClockObject, setterMethod, clock->bias_ns); |
| } |
| |
| if (flags & GPS_CLOCK_HAS_BIAS_UNCERTAINTY) { |
| jmethodID setterMethod = |
| env->GetMethodID(gpsClockClass, "setBiasUncertaintyInNs", doubleSignature); |
| env->CallVoidMethod(gpsClockObject, setterMethod, clock->bias_uncertainty_ns); |
| } |
| |
| if (flags & GPS_CLOCK_HAS_DRIFT) { |
| jmethodID setterMethod = |
| env->GetMethodID(gpsClockClass, "setDriftInNsPerSec", doubleSignature); |
| env->CallVoidMethod(gpsClockObject, setterMethod, clock->drift_nsps); |
| } |
| |
| if (flags & GPS_CLOCK_HAS_DRIFT_UNCERTAINTY) { |
| jmethodID setterMethod = |
| env->GetMethodID(gpsClockClass, "setDriftUncertaintyInNsPerSec", doubleSignature); |
| env->CallVoidMethod(gpsClockObject, setterMethod, clock->drift_uncertainty_nsps); |
| } |
| |
| env->DeleteLocalRef(gpsClockClass); |
| return gpsClockObject; |
| } |
| |
| static jobject translate_gps_measurement(JNIEnv* env, GpsMeasurement* measurement) { |
| const char* byteSignature = "(B)V"; |
| const char* shortSignature = "(S)V"; |
| const char* intSignature = "(I)V"; |
| const char* longSignature = "(J)V"; |
| const char* floatSignature = "(F)V"; |
| const char* doubleSignature = "(D)V"; |
| |
| jclass gpsMeasurementClass = env->FindClass("android/location/GpsMeasurement"); |
| jmethodID gpsMeasurementCtor = env->GetMethodID(gpsMeasurementClass, "<init>", "()V"); |
| |
| jobject gpsMeasurementObject = env->NewObject(gpsMeasurementClass, gpsMeasurementCtor); |
| GpsMeasurementFlags flags = measurement->flags; |
| |
| jmethodID prnSetterMethod = env->GetMethodID(gpsMeasurementClass, "setPrn", byteSignature); |
| env->CallVoidMethod(gpsMeasurementObject, prnSetterMethod, measurement->prn); |
| |
| jmethodID timeOffsetSetterMethod = |
| env->GetMethodID(gpsMeasurementClass, "setTimeOffsetInNs", doubleSignature); |
| env->CallVoidMethod( |
| gpsMeasurementObject, |
| timeOffsetSetterMethod, |
| measurement->time_offset_ns); |
| |
| jmethodID stateSetterMethod = env->GetMethodID(gpsMeasurementClass, "setState", shortSignature); |
| env->CallVoidMethod(gpsMeasurementObject, stateSetterMethod, measurement->state); |
| |
| jmethodID receivedGpsTowSetterMethod = |
| env->GetMethodID(gpsMeasurementClass, "setReceivedGpsTowInNs", longSignature); |
| env->CallVoidMethod( |
| gpsMeasurementObject, |
| receivedGpsTowSetterMethod, |
| measurement->received_gps_tow_ns); |
| |
| jmethodID receivedGpsTowUncertaintySetterMethod = env->GetMethodID( |
| gpsMeasurementClass, |
| "setReceivedGpsTowUncertaintyInNs", |
| longSignature); |
| env->CallVoidMethod( |
| gpsMeasurementObject, |
| receivedGpsTowUncertaintySetterMethod, |
| measurement->received_gps_tow_uncertainty_ns); |
| |
| jmethodID cn0SetterMethod = |
| env->GetMethodID(gpsMeasurementClass, "setCn0InDbHz", doubleSignature); |
| env->CallVoidMethod(gpsMeasurementObject, cn0SetterMethod, measurement->c_n0_dbhz); |
| |
| jmethodID pseudorangeRateSetterMethod = env->GetMethodID( |
| gpsMeasurementClass, |
| "setPseudorangeRateInMetersPerSec", |
| doubleSignature); |
| env->CallVoidMethod( |
| gpsMeasurementObject, |
| pseudorangeRateSetterMethod, |
| measurement->pseudorange_rate_mps); |
| |
| jmethodID pseudorangeRateUncertaintySetterMethod = env->GetMethodID( |
| gpsMeasurementClass, |
| "setPseudorangeRateUncertaintyInMetersPerSec", |
| doubleSignature); |
| env->CallVoidMethod( |
| gpsMeasurementObject, |
| pseudorangeRateUncertaintySetterMethod, |
| measurement->pseudorange_rate_uncertainty_mps); |
| |
| jmethodID accumulatedDeltaRangeStateSetterMethod = |
| env->GetMethodID(gpsMeasurementClass, "setAccumulatedDeltaRangeState", shortSignature); |
| env->CallVoidMethod( |
| gpsMeasurementObject, |
| accumulatedDeltaRangeStateSetterMethod, |
| measurement->accumulated_delta_range_state); |
| |
| jmethodID accumulatedDeltaRangeSetterMethod = env->GetMethodID( |
| gpsMeasurementClass, |
| "setAccumulatedDeltaRangeInMeters", |
| doubleSignature); |
| env->CallVoidMethod( |
| gpsMeasurementObject, |
| accumulatedDeltaRangeSetterMethod, |
| measurement->accumulated_delta_range_m); |
| |
| jmethodID accumulatedDeltaRangeUncertaintySetterMethod = env->GetMethodID( |
| gpsMeasurementClass, |
| "setAccumulatedDeltaRangeUncertaintyInMeters", |
| doubleSignature); |
| env->CallVoidMethod( |
| gpsMeasurementObject, |
| accumulatedDeltaRangeUncertaintySetterMethod, |
| measurement->accumulated_delta_range_uncertainty_m); |
| |
| if (flags & GPS_MEASUREMENT_HAS_PSEUDORANGE) { |
| jmethodID setterMethod = |
| env->GetMethodID(gpsMeasurementClass, "setPseudorangeInMeters", doubleSignature); |
| env->CallVoidMethod(gpsMeasurementObject, setterMethod, measurement->pseudorange_m); |
| } |
| |
| if (flags & GPS_MEASUREMENT_HAS_PSEUDORANGE_UNCERTAINTY) { |
| jmethodID setterMethod = env->GetMethodID( |
| gpsMeasurementClass, |
| "setPseudorangeUncertaintyInMeters", |
| doubleSignature); |
| env->CallVoidMethod( |
| gpsMeasurementObject, |
| setterMethod, |
| measurement->pseudorange_uncertainty_m); |
| } |
| |
| if (flags & GPS_MEASUREMENT_HAS_CODE_PHASE) { |
| jmethodID setterMethod = |
| env->GetMethodID(gpsMeasurementClass, "setCodePhaseInChips", doubleSignature); |
| env->CallVoidMethod(gpsMeasurementObject, setterMethod, measurement->code_phase_chips); |
| } |
| |
| if (flags & GPS_MEASUREMENT_HAS_CODE_PHASE_UNCERTAINTY) { |
| jmethodID setterMethod = env->GetMethodID( |
| gpsMeasurementClass, |
| "setCodePhaseUncertaintyInChips", |
| doubleSignature); |
| env->CallVoidMethod( |
| gpsMeasurementObject, |
| setterMethod, |
| measurement->code_phase_uncertainty_chips); |
| } |
| |
| if (flags & GPS_MEASUREMENT_HAS_CARRIER_FREQUENCY) { |
| jmethodID setterMethod = |
| env->GetMethodID(gpsMeasurementClass, "setCarrierFrequencyInHz", floatSignature); |
| env->CallVoidMethod( |
| gpsMeasurementObject, |
| setterMethod, |
| measurement->carrier_frequency_hz); |
| } |
| |
| if (flags & GPS_MEASUREMENT_HAS_CARRIER_CYCLES) { |
| jmethodID setterMethod = |
| env->GetMethodID(gpsMeasurementClass, "setCarrierCycles", longSignature); |
| env->CallVoidMethod(gpsMeasurementObject, setterMethod, measurement->carrier_cycles); |
| } |
| |
| if (flags & GPS_MEASUREMENT_HAS_CARRIER_PHASE) { |
| jmethodID setterMethod = |
| env->GetMethodID(gpsMeasurementClass, "setCarrierPhase", doubleSignature); |
| env->CallVoidMethod(gpsMeasurementObject, setterMethod, measurement->carrier_phase); |
| } |
| |
| if (flags & GPS_MEASUREMENT_HAS_CARRIER_PHASE_UNCERTAINTY) { |
| jmethodID setterMethod = env->GetMethodID( |
| gpsMeasurementClass, |
| "setCarrierPhaseUncertainty", |
| doubleSignature); |
| env->CallVoidMethod( |
| gpsMeasurementObject, |
| setterMethod, |
| measurement->carrier_phase_uncertainty); |
| } |
| |
| jmethodID lossOfLockSetterMethod = |
| env->GetMethodID(gpsMeasurementClass, "setLossOfLock", byteSignature); |
| env->CallVoidMethod(gpsMeasurementObject, lossOfLockSetterMethod, measurement->loss_of_lock); |
| |
| if (flags & GPS_MEASUREMENT_HAS_BIT_NUMBER) { |
| jmethodID setterMethod = |
| env->GetMethodID(gpsMeasurementClass, "setBitNumber", intSignature); |
| env->CallVoidMethod(gpsMeasurementObject, setterMethod, measurement->bit_number); |
| } |
| |
| if (flags & GPS_MEASUREMENT_HAS_TIME_FROM_LAST_BIT) { |
| jmethodID setterMethod = |
| env->GetMethodID(gpsMeasurementClass, "setTimeFromLastBitInMs", shortSignature); |
| env->CallVoidMethod( |
| gpsMeasurementObject, |
| setterMethod, |
| measurement->time_from_last_bit_ms); |
| } |
| |
| if (flags & GPS_MEASUREMENT_HAS_DOPPLER_SHIFT) { |
| jmethodID setterMethod = |
| env->GetMethodID(gpsMeasurementClass, "setDopplerShiftInHz", doubleSignature); |
| env->CallVoidMethod(gpsMeasurementObject, setterMethod, measurement->doppler_shift_hz); |
| } |
| |
| if (flags & GPS_MEASUREMENT_HAS_DOPPLER_SHIFT_UNCERTAINTY) { |
| jmethodID setterMethod = env->GetMethodID( |
| gpsMeasurementClass, |
| "setDopplerShiftUncertaintyInHz", |
| doubleSignature); |
| env->CallVoidMethod( |
| gpsMeasurementObject, |
| setterMethod, |
| measurement->doppler_shift_uncertainty_hz); |
| } |
| |
| jmethodID multipathIndicatorSetterMethod = |
| env->GetMethodID(gpsMeasurementClass, "setMultipathIndicator", byteSignature); |
| env->CallVoidMethod( |
| gpsMeasurementObject, |
| multipathIndicatorSetterMethod, |
| measurement->multipath_indicator); |
| |
| if (flags & GPS_MEASUREMENT_HAS_SNR) { |
| jmethodID setterMethod = |
| env->GetMethodID(gpsMeasurementClass, "setSnrInDb", doubleSignature); |
| env->CallVoidMethod(gpsMeasurementObject, setterMethod, measurement->snr_db); |
| } |
| |
| if (flags & GPS_MEASUREMENT_HAS_ELEVATION) { |
| jmethodID setterMethod = |
| env->GetMethodID(gpsMeasurementClass, "setElevationInDeg", doubleSignature); |
| env->CallVoidMethod(gpsMeasurementObject, setterMethod, measurement->elevation_deg); |
| } |
| |
| if (flags & GPS_MEASUREMENT_HAS_ELEVATION_UNCERTAINTY) { |
| jmethodID setterMethod = |
| env->GetMethodID(gpsMeasurementClass, "setElevationUncertaintyInDeg", doubleSignature); |
| env->CallVoidMethod( |
| gpsMeasurementObject, |
| setterMethod, |
| measurement->elevation_uncertainty_deg); |
| } |
| |
| if (flags & GPS_MEASUREMENT_HAS_AZIMUTH) { |
| jmethodID setterMethod = |
| env->GetMethodID(gpsMeasurementClass, "setAzimuthInDeg", doubleSignature); |
| env->CallVoidMethod(gpsMeasurementObject, setterMethod, measurement->azimuth_deg); |
| } |
| |
| if (flags & GPS_MEASUREMENT_HAS_AZIMUTH_UNCERTAINTY) { |
| jmethodID setterMethod = env->GetMethodID( |
| gpsMeasurementClass, |
| "setAzimuthUncertaintyInDeg", |
| doubleSignature); |
| env->CallVoidMethod( |
| gpsMeasurementObject, |
| setterMethod, |
| measurement->azimuth_uncertainty_deg); |
| } |
| |
| jmethodID usedInFixSetterMethod = env->GetMethodID(gpsMeasurementClass, "setUsedInFix", "(Z)V"); |
| env->CallVoidMethod( |
| gpsMeasurementObject, |
| usedInFixSetterMethod, |
| (flags & GPS_MEASUREMENT_HAS_USED_IN_FIX) && measurement->used_in_fix); |
| |
| return gpsMeasurementObject; |
| } |
| |
| static jobjectArray translate_gps_measurements(JNIEnv* env, GpsData* data) { |
| size_t measurementCount = data->measurement_count; |
| if (measurementCount == 0) { |
| return NULL; |
| } |
| |
| jclass gpsMeasurementClass = env->FindClass("android/location/GpsMeasurement"); |
| jobjectArray gpsMeasurementArray = env->NewObjectArray( |
| measurementCount, |
| gpsMeasurementClass, |
| NULL /* initialElement */); |
| |
| GpsMeasurement* gpsMeasurements = data->measurements; |
| for (uint16_t i = 0; i < measurementCount; ++i) { |
| jobject gpsMeasurement = translate_gps_measurement(env, &gpsMeasurements[i]); |
| env->SetObjectArrayElement(gpsMeasurementArray, i, gpsMeasurement); |
| env->DeleteLocalRef(gpsMeasurement); |
| } |
| |
| env->DeleteLocalRef(gpsMeasurementClass); |
| return gpsMeasurementArray; |
| } |
| |
| static void measurement_callback(GpsData* data) { |
| JNIEnv* env = AndroidRuntime::getJNIEnv(); |
| if (data == NULL) { |
| ALOGE("Invalid data provided to gps_measurement_callback"); |
| return; |
| } |
| |
| if (data->size == sizeof(GpsData)) { |
| jobject gpsClock = translate_gps_clock(env, &data->clock); |
| jobjectArray measurementArray = translate_gps_measurements(env, data); |
| |
| jclass gpsMeasurementsEventClass = env->FindClass("android/location/GpsMeasurementsEvent"); |
| jmethodID gpsMeasurementsEventCtor = env->GetMethodID( |
| gpsMeasurementsEventClass, |
| "<init>", |
| "(Landroid/location/GpsClock;[Landroid/location/GpsMeasurement;)V"); |
| |
| jobject gpsMeasurementsEvent = env->NewObject( |
| gpsMeasurementsEventClass, |
| gpsMeasurementsEventCtor, |
| gpsClock, |
| measurementArray); |
| |
| env->CallVoidMethod(mCallbacksObj, method_reportMeasurementData, gpsMeasurementsEvent); |
| checkAndClearExceptionFromCallback(env, __FUNCTION__); |
| |
| env->DeleteLocalRef(gpsClock); |
| env->DeleteLocalRef(measurementArray); |
| env->DeleteLocalRef(gpsMeasurementsEventClass); |
| env->DeleteLocalRef(gpsMeasurementsEvent); |
| } else { |
| ALOGE("Invalid GpsData size found in gps_measurement_callback, size=%d", data->size); |
| } |
| } |
| |
| GpsMeasurementCallbacks sGpsMeasurementCallbacks = { |
| sizeof(GpsMeasurementCallbacks), |
| measurement_callback, |
| }; |
| |
| static jboolean android_location_GpsLocationProvider_is_measurement_supported( |
| JNIEnv* env, |
| jclass clazz) { |
| if (sGpsMeasurementInterface != NULL) { |
| return JNI_TRUE; |
| } |
| return JNI_FALSE; |
| } |
| |
| static jboolean android_location_GpsLocationProvider_start_measurement_collection( |
| JNIEnv* env, |
| jobject obj) { |
| if (sGpsMeasurementInterface == NULL) { |
| ALOGE("Measurement interface is not available."); |
| return JNI_FALSE; |
| } |
| |
| int result = sGpsMeasurementInterface->init(&sGpsMeasurementCallbacks); |
| if (result != GPS_GEOFENCE_OPERATION_SUCCESS) { |
| ALOGE("An error has been found on GpsMeasurementInterface::init, status=%d", result); |
| return JNI_FALSE; |
| } |
| |
| return JNI_TRUE; |
| } |
| |
| static jboolean android_location_GpsLocationProvider_stop_measurement_collection( |
| JNIEnv* env, |
| jobject obj) { |
| if (sGpsMeasurementInterface == NULL) { |
| ALOGE("Measurement interface not available"); |
| return JNI_FALSE; |
| } |
| |
| sGpsMeasurementInterface->close(); |
| return JNI_TRUE; |
| } |
| |
| static jobject translate_gps_navigation_message(JNIEnv* env, GpsNavigationMessage* message) { |
| size_t dataLength = message->data_length; |
| uint8_t* data = message->data; |
| if (dataLength == 0 || data == NULL) { |
| ALOGE("Invalid Navigation Message found: data=%p, length=%d", data, dataLength); |
| return NULL; |
| } |
| |
| jclass navigationMessageClass = env->FindClass("android/location/GpsNavigationMessage"); |
| jmethodID navigationMessageCtor = env->GetMethodID(navigationMessageClass, "<init>", "()V"); |
| jobject navigationMessageObject = env->NewObject(navigationMessageClass, navigationMessageCtor); |
| |
| jmethodID setTypeMethod = env->GetMethodID(navigationMessageClass, "setType", "(B)V"); |
| env->CallVoidMethod(navigationMessageObject, setTypeMethod, message->type); |
| |
| jmethodID setPrnMethod = env->GetMethodID(navigationMessageClass, "setPrn", "(B)V"); |
| env->CallVoidMethod(navigationMessageObject, setPrnMethod, message->prn); |
| |
| jmethodID setMessageIdMethod = env->GetMethodID(navigationMessageClass, "setMessageId", "(S)V"); |
| env->CallVoidMethod(navigationMessageObject, setMessageIdMethod, message->message_id); |
| |
| jmethodID setSubmessageIdMethod = |
| env->GetMethodID(navigationMessageClass, "setSubmessageId", "(S)V"); |
| env->CallVoidMethod(navigationMessageObject, setSubmessageIdMethod, message->submessage_id); |
| |
| jbyteArray dataArray = env->NewByteArray(dataLength); |
| env->SetByteArrayRegion(dataArray, 0, dataLength, (jbyte*) data); |
| jmethodID setDataMethod = env->GetMethodID(navigationMessageClass, "setData", "([B)V"); |
| env->CallVoidMethod(navigationMessageObject, setDataMethod, dataArray); |
| |
| env->DeleteLocalRef(navigationMessageClass); |
| env->DeleteLocalRef(dataArray); |
| return navigationMessageObject; |
| } |
| |
| static void navigation_message_callback(GpsNavigationMessage* message) { |
| JNIEnv* env = AndroidRuntime::getJNIEnv(); |
| if (message == NULL) { |
| ALOGE("Invalid Navigation Message provided to callback"); |
| return; |
| } |
| |
| if (message->size == sizeof(GpsNavigationMessage)) { |
| jobject navigationMessage = translate_gps_navigation_message(env, message); |
| |
| jclass navigationMessageEventClass = |
| env->FindClass("android/location/GpsNavigationMessageEvent"); |
| jmethodID navigationMessageEventCtor = env->GetMethodID( |
| navigationMessageEventClass, |
| "<init>", |
| "(Landroid/location/GpsNavigationMessage;)V"); |
| jobject navigationMessageEvent = env->NewObject( |
| navigationMessageEventClass, |
| navigationMessageEventCtor, |
| navigationMessage); |
| |
| env->CallVoidMethod(mCallbacksObj, method_reportNavigationMessages, navigationMessageEvent); |
| checkAndClearExceptionFromCallback(env, __FUNCTION__); |
| |
| env->DeleteLocalRef(navigationMessage); |
| env->DeleteLocalRef(navigationMessageEventClass); |
| env->DeleteLocalRef(navigationMessageEvent); |
| } else { |
| ALOGE("Invalid GpsNavigationMessage size found: %d", message->size); |
| } |
| } |
| |
| GpsNavigationMessageCallbacks sGpsNavigationMessageCallbacks = { |
| sizeof(GpsNavigationMessageCallbacks), |
| navigation_message_callback, |
| }; |
| |
| static jboolean android_location_GpsLocationProvider_is_navigation_message_supported( |
| JNIEnv* env, |
| jclass clazz) { |
| if(sGpsNavigationMessageInterface != NULL) { |
| return JNI_TRUE; |
| } |
| return JNI_FALSE; |
| } |
| |
| static jboolean android_location_GpsLocationProvider_start_navigation_message_collection( |
| JNIEnv* env, |
| jobject obj) { |
| if (sGpsNavigationMessageInterface == NULL) { |
| ALOGE("Navigation Message interface is not available."); |
| return JNI_FALSE; |
| } |
| |
| int result = sGpsNavigationMessageInterface->init(&sGpsNavigationMessageCallbacks); |
| if (result != GPS_NAVIGATION_MESSAGE_OPERATION_SUCCESS) { |
| ALOGE("An error has been found in %s: %d", __FUNCTION__, result); |
| return JNI_FALSE; |
| } |
| |
| return JNI_TRUE; |
| } |
| |
| static jboolean android_location_GpsLocationProvider_stop_navigation_message_collection( |
| JNIEnv* env, |
| jobject obj) { |
| if (sGpsNavigationMessageInterface == NULL) { |
| ALOGE("Navigation Message interface is not available."); |
| return JNI_FALSE; |
| } |
| |
| sGpsNavigationMessageInterface->close(); |
| return JNI_TRUE; |
| } |
| |
| static void android_location_GpsLocationProvider_configuration_update(JNIEnv* env, jobject obj, |
| jstring config_content) |
| { |
| if (!sGnssConfigurationInterface) { |
| ALOGE("no GPS configuration interface in configuraiton_update"); |
| return; |
| } |
| const char *data = env->GetStringUTFChars(config_content, NULL); |
| ALOGD("GPS configuration:\n %s", data); |
| sGnssConfigurationInterface->configuration_update( |
| data, env->GetStringUTFLength(config_content)); |
| env->ReleaseStringUTFChars(config_content, data); |
| } |
| |
| static JNINativeMethod sMethods[] = { |
| /* name, signature, funcPtr */ |
| {"class_init_native", "()V", (void *)android_location_GpsLocationProvider_class_init_native}, |
| {"native_is_supported", "()Z", (void*)android_location_GpsLocationProvider_is_supported}, |
| {"native_init", "()Z", (void*)android_location_GpsLocationProvider_init}, |
| {"native_cleanup", "()V", (void*)android_location_GpsLocationProvider_cleanup}, |
| {"native_set_position_mode", |
| "(IIIII)Z", |
| (void*)android_location_GpsLocationProvider_set_position_mode}, |
| {"native_start", "()Z", (void*)android_location_GpsLocationProvider_start}, |
| {"native_stop", "()Z", (void*)android_location_GpsLocationProvider_stop}, |
| {"native_delete_aiding_data", |
| "(I)V", |
| (void*)android_location_GpsLocationProvider_delete_aiding_data}, |
| {"native_read_sv_status", |
| "([I[F[F[F[I)I", |
| (void*)android_location_GpsLocationProvider_read_sv_status}, |
| {"native_read_nmea", "([BI)I", (void*)android_location_GpsLocationProvider_read_nmea}, |
| {"native_inject_time", "(JJI)V", (void*)android_location_GpsLocationProvider_inject_time}, |
| {"native_inject_location", |
| "(DDF)V", |
| (void*)android_location_GpsLocationProvider_inject_location}, |
| {"native_supports_xtra", "()Z", (void*)android_location_GpsLocationProvider_supports_xtra}, |
| {"native_inject_xtra_data", |
| "([BI)V", |
| (void*)android_location_GpsLocationProvider_inject_xtra_data}, |
| {"native_agps_data_conn_open", |
| "(Ljava/lang/String;I)V", |
| (void*)android_location_GpsLocationProvider_agps_data_conn_open}, |
| {"native_agps_data_conn_closed", |
| "()V", |
| (void*)android_location_GpsLocationProvider_agps_data_conn_closed}, |
| {"native_agps_data_conn_failed", |
| "()V", |
| (void*)android_location_GpsLocationProvider_agps_data_conn_failed}, |
| {"native_agps_set_id", |
| "(ILjava/lang/String;)V", |
| (void*)android_location_GpsLocationProvider_agps_set_id}, |
| {"native_agps_set_ref_location_cellid", |
| "(IIIII)V", |
| (void*)android_location_GpsLocationProvider_agps_set_reference_location_cellid}, |
| {"native_set_agps_server", |
| "(ILjava/lang/String;I)V", |
| (void*)android_location_GpsLocationProvider_set_agps_server}, |
| {"native_send_ni_response", |
| "(II)V", |
| (void*)android_location_GpsLocationProvider_send_ni_response}, |
| {"native_agps_ni_message", |
| "([BI)V", |
| (void *)android_location_GpsLocationProvider_agps_send_ni_message}, |
| {"native_get_internal_state", |
| "()Ljava/lang/String;", |
| (void*)android_location_GpsLocationProvider_get_internal_state}, |
| {"native_update_network_state", |
| "(ZIZZLjava/lang/String;Ljava/lang/String;)V", |
| (void*)android_location_GpsLocationProvider_update_network_state }, |
| {"native_is_geofence_supported", |
| "()Z", |
| (void*) android_location_GpsLocationProvider_is_geofence_supported}, |
| {"native_add_geofence", |
| "(IDDDIIII)Z", |
| (void *)android_location_GpsLocationProvider_add_geofence}, |
| {"native_remove_geofence", |
| "(I)Z", |
| (void *)android_location_GpsLocationProvider_remove_geofence}, |
| {"native_pause_geofence", "(I)Z", (void *)android_location_GpsLocationProvider_pause_geofence}, |
| {"native_resume_geofence", |
| "(II)Z", |
| (void *)android_location_GpsLocationProvider_resume_geofence}, |
| {"native_is_measurement_supported", |
| "()Z", |
| (void*) android_location_GpsLocationProvider_is_measurement_supported}, |
| {"native_start_measurement_collection", |
| "()Z", |
| (void*) android_location_GpsLocationProvider_start_measurement_collection}, |
| {"native_stop_measurement_collection", |
| "()Z", |
| (void*) android_location_GpsLocationProvider_stop_measurement_collection}, |
| {"native_is_navigation_message_supported", |
| "()Z", |
| (void*) android_location_GpsLocationProvider_is_navigation_message_supported}, |
| {"native_start_navigation_message_collection", |
| "()Z", |
| (void*) android_location_GpsLocationProvider_start_navigation_message_collection}, |
| {"native_stop_navigation_message_collection", |
| "()Z", |
| (void*) android_location_GpsLocationProvider_stop_navigation_message_collection}, |
| {"native_configuration_update", |
| "(Ljava/lang/String;)V", |
| (void*)android_location_GpsLocationProvider_configuration_update}, |
| }; |
| |
| int register_android_server_location_GpsLocationProvider(JNIEnv* env) |
| { |
| return jniRegisterNativeMethods( |
| env, |
| "com/android/server/location/GpsLocationProvider", |
| sMethods, |
| NELEM(sMethods)); |
| } |
| |
| } /* namespace android */ |
