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Diffstat (limited to 'gps/android/1.0/Gnss.cpp')
| -rw-r--r-- | gps/android/1.0/Gnss.cpp | 346 |
1 files changed, 346 insertions, 0 deletions
diff --git a/gps/android/1.0/Gnss.cpp b/gps/android/1.0/Gnss.cpp new file mode 100644 index 0000000..308cc7c --- /dev/null +++ b/gps/android/1.0/Gnss.cpp @@ -0,0 +1,346 @@ +/* + * Copyright (c) 2017-2020, The Linux Foundation. All rights reserved. + * Not a Contribution + */ +/* + * Copyright (C) 2016 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#define LOG_TAG "LocSvc_GnssInterface" +#define LOG_NDEBUG 0 + +#include <fstream> +#include <log_util.h> +#include <dlfcn.h> +#include <cutils/properties.h> +#include "Gnss.h" +#include <LocationUtil.h> +#include "battery_listener.h" +#include "loc_misc_utils.h" + +typedef const GnssInterface* (getLocationInterface)(); + +namespace android { +namespace hardware { +namespace gnss { +namespace V1_0 { +namespace implementation { + +static sp<Gnss> sGnss; +void Gnss::GnssDeathRecipient::serviceDied(uint64_t cookie, const wp<IBase>& who) { + LOC_LOGE("%s] service died. cookie: %llu, who: %p", + __FUNCTION__, static_cast<unsigned long long>(cookie), &who); + if (mGnss != nullptr) { + mGnss->getGnssInterface()->resetNetworkInfo(); + mGnss->stop(); + mGnss->cleanup(); + } +} + +void location_on_battery_status_changed(bool charging) { + LOC_LOGd("battery status changed to %s charging", charging ? "" : "not "); + if (sGnss != nullptr) { + sGnss->getGnssInterface()->updateBatteryStatus(charging); + } +} +Gnss::Gnss() { + ENTRY_LOG_CALLFLOW(); + sGnss = this; + // initilize gnss interface at first in case needing notify battery status + sGnss->getGnssInterface()->initialize(); + // register health client to listen on battery change + loc_extn_battery_properties_listener_init(location_on_battery_status_changed); + // clear pending GnssConfig + memset(&mPendingConfig, 0, sizeof(GnssConfig)); + + mGnssDeathRecipient = new GnssDeathRecipient(this); +} + +Gnss::~Gnss() { + ENTRY_LOG_CALLFLOW(); + if (mApi != nullptr) { + mApi->destroy(); + mApi = nullptr; + } + sGnss = nullptr; +} + +GnssAPIClient* Gnss::getApi() { + if (mApi == nullptr && (mGnssCbIface != nullptr || mGnssNiCbIface != nullptr)) { + mApi = new GnssAPIClient(mGnssCbIface, mGnssNiCbIface); + if (mApi == nullptr) { + LOC_LOGE("%s] faild to create GnssAPIClient", __FUNCTION__); + return mApi; + } + + if (mPendingConfig.size == sizeof(GnssConfig)) { + // we have pending GnssConfig + mApi->gnssConfigurationUpdate(mPendingConfig); + // clear size to invalid mPendingConfig + mPendingConfig.size = 0; + if (mPendingConfig.assistanceServer.hostName != nullptr) { + free((void*)mPendingConfig.assistanceServer.hostName); + } + } + } + if (mApi == nullptr) { + LOC_LOGW("%s] GnssAPIClient is not ready", __FUNCTION__); + } + return mApi; +} + +const GnssInterface* Gnss::getGnssInterface() { + static bool getGnssInterfaceFailed = false; + if (nullptr == mGnssInterface && !getGnssInterfaceFailed) { + void * libHandle = nullptr; + getLocationInterface* getter = (getLocationInterface*) + dlGetSymFromLib(libHandle, "libgnss.so", "getGnssInterface"); + + if (nullptr == getter) { + getGnssInterfaceFailed = true; + } else { + mGnssInterface = (const GnssInterface*)(*getter)(); + } + } + return mGnssInterface; +} + +Return<bool> Gnss::setCallback(const sp<V1_0::IGnssCallback>& callback) { + ENTRY_LOG_CALLFLOW(); + if (mGnssCbIface != nullptr) { + mGnssCbIface->unlinkToDeath(mGnssDeathRecipient); + } + mGnssCbIface = callback; + if (mGnssCbIface != nullptr) { + mGnssCbIface->linkToDeath(mGnssDeathRecipient, 0 /*cookie*/); + } + + GnssAPIClient* api = getApi(); + if (api != nullptr) { + api->gnssUpdateCallbacks(mGnssCbIface, mGnssNiCbIface); + api->gnssEnable(LOCATION_TECHNOLOGY_TYPE_GNSS); + api->requestCapabilities(); + } + return true; +} + +Return<bool> Gnss::setGnssNiCb(const sp<IGnssNiCallback>& callback) { + ENTRY_LOG_CALLFLOW(); + mGnssNiCbIface = callback; + GnssAPIClient* api = getApi(); + if (api != nullptr) { + api->gnssUpdateCallbacks(mGnssCbIface, mGnssNiCbIface); + } + return true; +} + +Return<bool> Gnss::updateConfiguration(GnssConfig& gnssConfig) { + ENTRY_LOG_CALLFLOW(); + GnssAPIClient* api = getApi(); + if (api) { + api->gnssConfigurationUpdate(gnssConfig); + } else if (gnssConfig.flags != 0) { + // api is not ready yet, update mPendingConfig with gnssConfig + mPendingConfig.size = sizeof(GnssConfig); + + if (gnssConfig.flags & GNSS_CONFIG_FLAGS_GPS_LOCK_VALID_BIT) { + mPendingConfig.flags |= GNSS_CONFIG_FLAGS_GPS_LOCK_VALID_BIT; + mPendingConfig.gpsLock = gnssConfig.gpsLock; + } + if (gnssConfig.flags & GNSS_CONFIG_FLAGS_SUPL_VERSION_VALID_BIT) { + mPendingConfig.flags |= GNSS_CONFIG_FLAGS_SUPL_VERSION_VALID_BIT; + mPendingConfig.suplVersion = gnssConfig.suplVersion; + } + if (gnssConfig.flags & GNSS_CONFIG_FLAGS_SET_ASSISTANCE_DATA_VALID_BIT) { + mPendingConfig.flags |= GNSS_CONFIG_FLAGS_SET_ASSISTANCE_DATA_VALID_BIT; + mPendingConfig.assistanceServer.size = sizeof(GnssConfigSetAssistanceServer); + mPendingConfig.assistanceServer.type = gnssConfig.assistanceServer.type; + if (mPendingConfig.assistanceServer.hostName != nullptr) { + free((void*)mPendingConfig.assistanceServer.hostName); + mPendingConfig.assistanceServer.hostName = + strdup(gnssConfig.assistanceServer.hostName); + } + mPendingConfig.assistanceServer.port = gnssConfig.assistanceServer.port; + } + if (gnssConfig.flags & GNSS_CONFIG_FLAGS_LPP_PROFILE_VALID_BIT) { + mPendingConfig.flags |= GNSS_CONFIG_FLAGS_LPP_PROFILE_VALID_BIT; + mPendingConfig.lppProfileMask = gnssConfig.lppProfileMask; + } + if (gnssConfig.flags & GNSS_CONFIG_FLAGS_LPPE_CONTROL_PLANE_VALID_BIT) { + mPendingConfig.flags |= GNSS_CONFIG_FLAGS_LPPE_CONTROL_PLANE_VALID_BIT; + mPendingConfig.lppeControlPlaneMask = gnssConfig.lppeControlPlaneMask; + } + if (gnssConfig.flags & GNSS_CONFIG_FLAGS_LPPE_USER_PLANE_VALID_BIT) { + mPendingConfig.flags |= GNSS_CONFIG_FLAGS_LPPE_USER_PLANE_VALID_BIT; + mPendingConfig.lppeUserPlaneMask = gnssConfig.lppeUserPlaneMask; + } + if (gnssConfig.flags & GNSS_CONFIG_FLAGS_AGLONASS_POSITION_PROTOCOL_VALID_BIT) { + mPendingConfig.flags |= GNSS_CONFIG_FLAGS_AGLONASS_POSITION_PROTOCOL_VALID_BIT; + mPendingConfig.aGlonassPositionProtocolMask = gnssConfig.aGlonassPositionProtocolMask; + } + if (gnssConfig.flags & GNSS_CONFIG_FLAGS_EM_PDN_FOR_EM_SUPL_VALID_BIT) { + mPendingConfig.flags |= GNSS_CONFIG_FLAGS_EM_PDN_FOR_EM_SUPL_VALID_BIT; + mPendingConfig.emergencyPdnForEmergencySupl = gnssConfig.emergencyPdnForEmergencySupl; + } + if (gnssConfig.flags & GNSS_CONFIG_FLAGS_SUPL_EM_SERVICES_BIT) { + mPendingConfig.flags |= GNSS_CONFIG_FLAGS_SUPL_EM_SERVICES_BIT; + mPendingConfig.suplEmergencyServices = gnssConfig.suplEmergencyServices; + } + if (gnssConfig.flags & GNSS_CONFIG_FLAGS_SUPL_MODE_BIT) { + mPendingConfig.flags |= GNSS_CONFIG_FLAGS_SUPL_MODE_BIT; + mPendingConfig.suplModeMask = gnssConfig.suplModeMask; + } + if (gnssConfig.flags & GNSS_CONFIG_FLAGS_BLACKLISTED_SV_IDS_BIT) { + mPendingConfig.flags |= GNSS_CONFIG_FLAGS_BLACKLISTED_SV_IDS_BIT; + mPendingConfig.blacklistedSvIds = gnssConfig.blacklistedSvIds; + } + } + return true; +} + +Return<bool> Gnss::start() { + ENTRY_LOG_CALLFLOW(); + bool retVal = false; + GnssAPIClient* api = getApi(); + if (api) { + retVal = api->gnssStart(); + } + return retVal; +} + +Return<bool> Gnss::stop() { + ENTRY_LOG_CALLFLOW(); + bool retVal = false; + GnssAPIClient* api = getApi(); + if (api) { + retVal = api->gnssStop(); + } + return retVal; +} + +Return<void> Gnss::cleanup() { + ENTRY_LOG_CALLFLOW(); + + if (mApi != nullptr) { + mApi->gnssDisable(); + } + + return Void(); +} + +Return<bool> Gnss::injectLocation(double latitudeDegrees, + double longitudeDegrees, + float accuracyMeters) { + ENTRY_LOG_CALLFLOW(); + const GnssInterface* gnssInterface = getGnssInterface(); + if (nullptr != gnssInterface) { + gnssInterface->injectLocation(latitudeDegrees, longitudeDegrees, accuracyMeters); + return true; + } else { + return false; + } +} + +Return<bool> Gnss::injectTime(int64_t timeMs, int64_t timeReferenceMs, + int32_t uncertaintyMs) { + return true; +} + +Return<void> Gnss::deleteAidingData(V1_0::IGnss::GnssAidingData aidingDataFlags) { + ENTRY_LOG_CALLFLOW(); + GnssAPIClient* api = getApi(); + if (api) { + api->gnssDeleteAidingData(aidingDataFlags); + } + return Void(); +} + +Return<bool> Gnss::setPositionMode(V1_0::IGnss::GnssPositionMode mode, + V1_0::IGnss::GnssPositionRecurrence recurrence, + uint32_t minIntervalMs, + uint32_t preferredAccuracyMeters, + uint32_t preferredTimeMs) { + ENTRY_LOG_CALLFLOW(); + bool retVal = false; + GnssAPIClient* api = getApi(); + if (api) { + retVal = api->gnssSetPositionMode(mode, recurrence, minIntervalMs, + preferredAccuracyMeters, preferredTimeMs); + } + return retVal; +} + +Return<sp<V1_0::IAGnss>> Gnss::getExtensionAGnss() { + ENTRY_LOG_CALLFLOW(); + mAGnssIface = new AGnss(this); + return mAGnssIface; +} + +Return<sp<V1_0::IGnssNi>> Gnss::getExtensionGnssNi() { + ENTRY_LOG_CALLFLOW(); + mGnssNi = new GnssNi(this); + return mGnssNi; +} + +Return<sp<V1_0::IGnssMeasurement>> Gnss::getExtensionGnssMeasurement() { + ENTRY_LOG_CALLFLOW(); + if (mGnssMeasurement == nullptr) + mGnssMeasurement = new GnssMeasurement(); + return mGnssMeasurement; +} + +Return<sp<V1_0::IGnssConfiguration>> Gnss::getExtensionGnssConfiguration() { + ENTRY_LOG_CALLFLOW(); + mGnssConfig = new GnssConfiguration(this); + return mGnssConfig; +} + +Return<sp<V1_0::IGnssGeofencing>> Gnss::getExtensionGnssGeofencing() { + ENTRY_LOG_CALLFLOW(); + mGnssGeofencingIface = new GnssGeofencing(); + return mGnssGeofencingIface; +} + +Return<sp<V1_0::IGnssBatching>> Gnss::getExtensionGnssBatching() { + mGnssBatching = new GnssBatching(); + return mGnssBatching; +} + +Return<sp<V1_0::IGnssDebug>> Gnss::getExtensionGnssDebug() { + ENTRY_LOG_CALLFLOW(); + mGnssDebug = new GnssDebug(this); + return mGnssDebug; +} + +Return<sp<V1_0::IAGnssRil>> Gnss::getExtensionAGnssRil() { + mGnssRil = new AGnssRil(this); + return mGnssRil; +} + +IGnss* HIDL_FETCH_IGnss(const char* hal) { + ENTRY_LOG_CALLFLOW(); + IGnss* iface = nullptr; + iface = new Gnss(); + if (iface == nullptr) { + LOC_LOGE("%s]: failed to get %s", __FUNCTION__, hal); + } + return iface; +} + +} // namespace implementation +} // namespace V1_0 +} // namespace gnss +} // namespace hardware +} // namespace android |