/* Copyright (c) 2017-2018, The Linux Foundation. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are * met: * * Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * Redistributions in binary form must reproduce the above * copyright notice, this list of conditions and the following * disclaimer in the documentation and/or other materials provided * with the distribution. * * Neither the name of The Linux Foundation, nor the names of its * contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * */ #define LOG_NDEBUG 0 #define LOG_TAG "LocSvc_GnssAPIClient" #include #include #include "LocationUtil.h" #include "GnssAPIClient.h" #include namespace android { namespace hardware { namespace gnss { namespace V1_1 { namespace implementation { using ::android::hardware::gnss::V1_0::IGnss; using ::android::hardware::gnss::V1_0::IGnssCallback; using ::android::hardware::gnss::V1_0::IGnssNiCallback; using ::android::hardware::gnss::V1_0::GnssLocation; static void convertGnssSvStatus(GnssSvNotification& in, IGnssCallback::GnssSvStatus& out); GnssAPIClient::GnssAPIClient(const sp& gpsCb, const sp& niCb) : LocationAPIClientBase(), mGnssCbIface(nullptr), mGnssNiCbIface(nullptr), mControlClient(new LocationAPIControlClient()), mLocationCapabilitiesMask(0), mLocationCapabilitiesCached(false) { LOC_LOGD("%s]: (%p %p)", __FUNCTION__, &gpsCb, &niCb); // set default LocationOptions. memset(&mLocationOptions, 0, sizeof(LocationOptions)); mLocationOptions.size = sizeof(LocationOptions); mLocationOptions.minInterval = 1000; mLocationOptions.minDistance = 0; mLocationOptions.mode = GNSS_SUPL_MODE_STANDALONE; gnssUpdateCallbacks(gpsCb, niCb); } GnssAPIClient::~GnssAPIClient() { LOC_LOGD("%s]: ()", __FUNCTION__); if (mControlClient) { delete mControlClient; mControlClient = nullptr; } } // for GpsInterface void GnssAPIClient::gnssUpdateCallbacks(const sp& gpsCb, const sp& niCb) { LOC_LOGD("%s]: (%p %p)", __FUNCTION__, &gpsCb, &niCb); mMutex.lock(); mGnssCbIface = gpsCb; mGnssNiCbIface = niCb; mMutex.unlock(); LocationCallbacks locationCallbacks; memset(&locationCallbacks, 0, sizeof(LocationCallbacks)); locationCallbacks.size = sizeof(LocationCallbacks); locationCallbacks.trackingCb = nullptr; if (mGnssCbIface != nullptr) { locationCallbacks.trackingCb = [this](Location location) { onTrackingCb(location); }; } locationCallbacks.batchingCb = nullptr; locationCallbacks.geofenceBreachCb = nullptr; locationCallbacks.geofenceStatusCb = nullptr; locationCallbacks.gnssLocationInfoCb = nullptr; locationCallbacks.gnssNiCb = nullptr; loc_core::ContextBase* context = loc_core::LocDualContext::getLocFgContext( NULL, NULL, loc_core::LocDualContext::mLocationHalName, false); if (mGnssNiCbIface != nullptr && !context->hasAgpsExtendedCapabilities()) { LOC_LOGD("Registering NI CB"); locationCallbacks.gnssNiCb = [this](uint32_t id, GnssNiNotification gnssNiNotification) { onGnssNiCb(id, gnssNiNotification); }; } locationCallbacks.gnssSvCb = nullptr; if (mGnssCbIface != nullptr) { locationCallbacks.gnssSvCb = [this](GnssSvNotification gnssSvNotification) { onGnssSvCb(gnssSvNotification); }; } locationCallbacks.gnssNmeaCb = nullptr; if (mGnssCbIface != nullptr) { locationCallbacks.gnssNmeaCb = [this](GnssNmeaNotification gnssNmeaNotification) { onGnssNmeaCb(gnssNmeaNotification); }; } locationCallbacks.gnssMeasurementsCb = nullptr; locAPISetCallbacks(locationCallbacks); } bool GnssAPIClient::gnssStart() { LOC_LOGD("%s]: ()", __FUNCTION__); bool retVal = true; locAPIStartTracking(mLocationOptions); return retVal; } bool GnssAPIClient::gnssStop() { LOC_LOGD("%s]: ()", __FUNCTION__); bool retVal = true; locAPIStopTracking(); return retVal; } bool GnssAPIClient::gnssSetPositionMode(IGnss::GnssPositionMode mode, IGnss::GnssPositionRecurrence recurrence, uint32_t minIntervalMs, uint32_t preferredAccuracyMeters, uint32_t preferredTimeMs) { LOC_LOGD("%s]: (%d %d %d %d %d)", __FUNCTION__, (int)mode, recurrence, minIntervalMs, preferredAccuracyMeters, preferredTimeMs); bool retVal = true; memset(&mLocationOptions, 0, sizeof(LocationOptions)); mLocationOptions.size = sizeof(LocationOptions); mLocationOptions.minInterval = minIntervalMs; mLocationOptions.minDistance = preferredAccuracyMeters; if (mode == IGnss::GnssPositionMode::STANDALONE) mLocationOptions.mode = GNSS_SUPL_MODE_STANDALONE; else if (mode == IGnss::GnssPositionMode::MS_BASED) mLocationOptions.mode = GNSS_SUPL_MODE_MSB; else if (mode == IGnss::GnssPositionMode::MS_ASSISTED) mLocationOptions.mode = GNSS_SUPL_MODE_MSA; else { LOC_LOGD("%s]: invalid GnssPositionMode: %d", __FUNCTION__, (int)mode); retVal = false; } locAPIUpdateTrackingOptions(mLocationOptions); return retVal; } // for GpsNiInterface void GnssAPIClient::gnssNiRespond(int32_t notifId, IGnssNiCallback::GnssUserResponseType userResponse) { LOC_LOGD("%s]: (%d %d)", __FUNCTION__, notifId, static_cast(userResponse)); GnssNiResponse data = GNSS_NI_RESPONSE_IGNORE; if (userResponse == IGnssNiCallback::GnssUserResponseType::RESPONSE_ACCEPT) data = GNSS_NI_RESPONSE_ACCEPT; else if (userResponse == IGnssNiCallback::GnssUserResponseType::RESPONSE_DENY) data = GNSS_NI_RESPONSE_DENY; else if (userResponse == IGnssNiCallback::GnssUserResponseType::RESPONSE_NORESP) data = GNSS_NI_RESPONSE_NO_RESPONSE; else { LOC_LOGD("%s]: invalid GnssUserResponseType: %d", __FUNCTION__, (int)userResponse); return; } locAPIGnssNiResponse(notifId, data); } // these apis using LocationAPIControlClient void GnssAPIClient::gnssDeleteAidingData(IGnss::GnssAidingData aidingDataFlags) { LOC_LOGD("%s]: (%02hx)", __FUNCTION__, aidingDataFlags); if (mControlClient == nullptr) { return; } GnssAidingData data; memset(&data, 0, sizeof (GnssAidingData)); data.sv.svTypeMask = GNSS_AIDING_DATA_SV_TYPE_GPS_BIT | GNSS_AIDING_DATA_SV_TYPE_GLONASS_BIT | GNSS_AIDING_DATA_SV_TYPE_QZSS_BIT | GNSS_AIDING_DATA_SV_TYPE_BEIDOU_BIT | GNSS_AIDING_DATA_SV_TYPE_GALILEO_BIT; if (aidingDataFlags == IGnss::GnssAidingData::DELETE_ALL) data.deleteAll = true; else { if (aidingDataFlags & IGnss::GnssAidingData::DELETE_EPHEMERIS) data.sv.svMask |= GNSS_AIDING_DATA_SV_EPHEMERIS_BIT; if (aidingDataFlags & IGnss::GnssAidingData::DELETE_ALMANAC) data.sv.svMask |= GNSS_AIDING_DATA_SV_ALMANAC_BIT; if (aidingDataFlags & IGnss::GnssAidingData::DELETE_POSITION) data.common.mask |= GNSS_AIDING_DATA_COMMON_POSITION_BIT; if (aidingDataFlags & IGnss::GnssAidingData::DELETE_TIME) data.common.mask |= GNSS_AIDING_DATA_COMMON_TIME_BIT; if (aidingDataFlags & IGnss::GnssAidingData::DELETE_IONO) data.sv.svMask |= GNSS_AIDING_DATA_SV_IONOSPHERE_BIT; if (aidingDataFlags & IGnss::GnssAidingData::DELETE_UTC) data.common.mask |= GNSS_AIDING_DATA_COMMON_UTC_BIT; if (aidingDataFlags & IGnss::GnssAidingData::DELETE_HEALTH) data.sv.svMask |= GNSS_AIDING_DATA_SV_HEALTH_BIT; if (aidingDataFlags & IGnss::GnssAidingData::DELETE_SVDIR) data.sv.svMask |= GNSS_AIDING_DATA_SV_DIRECTION_BIT; if (aidingDataFlags & IGnss::GnssAidingData::DELETE_SVSTEER) data.sv.svMask |= GNSS_AIDING_DATA_SV_STEER_BIT; if (aidingDataFlags & IGnss::GnssAidingData::DELETE_SADATA) data.sv.svMask |= GNSS_AIDING_DATA_SV_SA_DATA_BIT; if (aidingDataFlags & IGnss::GnssAidingData::DELETE_RTI) data.common.mask |= GNSS_AIDING_DATA_COMMON_RTI_BIT; if (aidingDataFlags & IGnss::GnssAidingData::DELETE_CELLDB_INFO) data.common.mask |= GNSS_AIDING_DATA_COMMON_CELLDB_BIT; } mControlClient->locAPIGnssDeleteAidingData(data); } void GnssAPIClient::gnssEnable(LocationTechnologyType techType) { LOC_LOGD("%s]: (%0d)", __FUNCTION__, techType); if (mControlClient == nullptr) { return; } mControlClient->locAPIEnable(techType); } void GnssAPIClient::gnssDisable() { LOC_LOGD("%s]: ()", __FUNCTION__); if (mControlClient == nullptr) { return; } mControlClient->locAPIDisable(); } void GnssAPIClient::gnssConfigurationUpdate(const GnssConfig& gnssConfig) { LOC_LOGD("%s]: (%02x)", __FUNCTION__, gnssConfig.flags); if (mControlClient == nullptr) { return; } mControlClient->locAPIGnssUpdateConfig(gnssConfig); } void GnssAPIClient::requestCapabilities() { // only send capablities if it's already cached, otherwise the first time LocationAPI // is initialized, capabilities will be sent by LocationAPI if (mLocationCapabilitiesCached) { onCapabilitiesCb(mLocationCapabilitiesMask); } } // callbacks void GnssAPIClient::onCapabilitiesCb(LocationCapabilitiesMask capabilitiesMask) { LOC_LOGD("%s]: (%02x)", __FUNCTION__, capabilitiesMask); mLocationCapabilitiesMask = capabilitiesMask; mLocationCapabilitiesCached = true; mMutex.lock(); auto gnssCbIface(mGnssCbIface); mMutex.unlock(); if (gnssCbIface != nullptr) { uint32_t data = 0; if ((capabilitiesMask & LOCATION_CAPABILITIES_TIME_BASED_TRACKING_BIT) || (capabilitiesMask & LOCATION_CAPABILITIES_TIME_BASED_BATCHING_BIT) || (capabilitiesMask & LOCATION_CAPABILITIES_DISTANCE_BASED_TRACKING_BIT) || (capabilitiesMask & LOCATION_CAPABILITIES_DISTANCE_BASED_BATCHING_BIT)) data |= IGnssCallback::Capabilities::SCHEDULING; if (capabilitiesMask & LOCATION_CAPABILITIES_GEOFENCE_BIT) data |= IGnssCallback::Capabilities::GEOFENCING; if (capabilitiesMask & LOCATION_CAPABILITIES_GNSS_MEASUREMENTS_BIT) data |= IGnssCallback::Capabilities::MEASUREMENTS; if (capabilitiesMask & LOCATION_CAPABILITIES_GNSS_MSB_BIT) data |= IGnssCallback::Capabilities::MSB; if (capabilitiesMask & LOCATION_CAPABILITIES_GNSS_MSA_BIT) data |= IGnssCallback::Capabilities::MSA; auto r = gnssCbIface->gnssSetCapabilitesCb(data); if (!r.isOk()) { LOC_LOGE("%s] Error from gnssSetCapabilitesCb description=%s", __func__, r.description().c_str()); } } if (gnssCbIface != nullptr) { IGnssCallback::GnssSystemInfo gnssInfo; if (capabilitiesMask & LOCATION_CAPABILITIES_DEBUG_NMEA_BIT) { gnssInfo.yearOfHw = 2017; } else if (capabilitiesMask & LOCATION_CAPABILITIES_GNSS_MEASUREMENTS_BIT) { gnssInfo.yearOfHw = 2016; } else { gnssInfo.yearOfHw = 2015; } LOC_LOGV("%s:%d] set_system_info_cb (%d)", __FUNCTION__, __LINE__, gnssInfo.yearOfHw); auto r = gnssCbIface->gnssSetSystemInfoCb(gnssInfo); if (!r.isOk()) { LOC_LOGE("%s] Error from gnssSetSystemInfoCb description=%s", __func__, r.description().c_str()); } } } void GnssAPIClient::onTrackingCb(Location location) { LOC_LOGD("%s]: (flags: %02x)", __FUNCTION__, location.flags); mMutex.lock(); auto gnssCbIface(mGnssCbIface); mMutex.unlock(); if (gnssCbIface != nullptr) { GnssLocation gnssLocation; convertGnssLocation(location, gnssLocation); auto r = gnssCbIface->gnssLocationCb(gnssLocation); if (!r.isOk()) { LOC_LOGE("%s] Error from gnssLocationCb description=%s", __func__, r.description().c_str()); } } } void GnssAPIClient::onGnssNiCb(uint32_t id, GnssNiNotification gnssNiNotification) { LOC_LOGD("%s]: (id: %d)", __FUNCTION__, id); mMutex.lock(); auto gnssNiCbIface(mGnssNiCbIface); mMutex.unlock(); if (gnssNiCbIface == nullptr) { LOC_LOGE("%s]: mGnssNiCbIface is nullptr", __FUNCTION__); return; } IGnssNiCallback::GnssNiNotification notificationGnss = {}; notificationGnss.notificationId = id; if (gnssNiNotification.type == GNSS_NI_TYPE_VOICE) notificationGnss.niType = IGnssNiCallback::GnssNiType::VOICE; else if (gnssNiNotification.type == GNSS_NI_TYPE_SUPL) notificationGnss.niType = IGnssNiCallback::GnssNiType::UMTS_SUPL; else if (gnssNiNotification.type == GNSS_NI_TYPE_CONTROL_PLANE) notificationGnss.niType = IGnssNiCallback::GnssNiType::UMTS_CTRL_PLANE; else if (gnssNiNotification.type == GNSS_NI_TYPE_EMERGENCY_SUPL) notificationGnss.niType = IGnssNiCallback::GnssNiType::EMERGENCY_SUPL; if (gnssNiNotification.options & GNSS_NI_OPTIONS_NOTIFICATION_BIT) notificationGnss.notifyFlags |= IGnssNiCallback::GnssNiNotifyFlags::NEED_NOTIFY; if (gnssNiNotification.options & GNSS_NI_OPTIONS_VERIFICATION_BIT) notificationGnss.notifyFlags |= IGnssNiCallback::GnssNiNotifyFlags::NEED_VERIFY; if (gnssNiNotification.options & GNSS_NI_OPTIONS_PRIVACY_OVERRIDE_BIT) notificationGnss.notifyFlags |= IGnssNiCallback::GnssNiNotifyFlags::PRIVACY_OVERRIDE; notificationGnss.timeoutSec = gnssNiNotification.timeout; if (gnssNiNotification.timeoutResponse == GNSS_NI_RESPONSE_ACCEPT) notificationGnss.defaultResponse = IGnssNiCallback::GnssUserResponseType::RESPONSE_ACCEPT; else if (gnssNiNotification.timeoutResponse == GNSS_NI_RESPONSE_DENY) notificationGnss.defaultResponse = IGnssNiCallback::GnssUserResponseType::RESPONSE_DENY; else if (gnssNiNotification.timeoutResponse == GNSS_NI_RESPONSE_NO_RESPONSE || gnssNiNotification.timeoutResponse == GNSS_NI_RESPONSE_IGNORE) notificationGnss.defaultResponse = IGnssNiCallback::GnssUserResponseType::RESPONSE_NORESP; notificationGnss.requestorId = gnssNiNotification.requestor; notificationGnss.notificationMessage = gnssNiNotification.message; if (gnssNiNotification.requestorEncoding == GNSS_NI_ENCODING_TYPE_NONE) notificationGnss.requestorIdEncoding = IGnssNiCallback::GnssNiEncodingType::ENC_NONE; else if (gnssNiNotification.requestorEncoding == GNSS_NI_ENCODING_TYPE_GSM_DEFAULT) notificationGnss.requestorIdEncoding = IGnssNiCallback::GnssNiEncodingType::ENC_SUPL_GSM_DEFAULT; else if (gnssNiNotification.requestorEncoding == GNSS_NI_ENCODING_TYPE_UTF8) notificationGnss.requestorIdEncoding = IGnssNiCallback::GnssNiEncodingType::ENC_SUPL_UTF8; else if (gnssNiNotification.requestorEncoding == GNSS_NI_ENCODING_TYPE_UCS2) notificationGnss.requestorIdEncoding = IGnssNiCallback::GnssNiEncodingType::ENC_SUPL_UCS2; if (gnssNiNotification.messageEncoding == GNSS_NI_ENCODING_TYPE_NONE) notificationGnss.notificationIdEncoding = IGnssNiCallback::GnssNiEncodingType::ENC_NONE; else if (gnssNiNotification.messageEncoding == GNSS_NI_ENCODING_TYPE_GSM_DEFAULT) notificationGnss.notificationIdEncoding = IGnssNiCallback::GnssNiEncodingType::ENC_SUPL_GSM_DEFAULT; else if (gnssNiNotification.messageEncoding == GNSS_NI_ENCODING_TYPE_UTF8) notificationGnss.notificationIdEncoding = IGnssNiCallback::GnssNiEncodingType::ENC_SUPL_UTF8; else if (gnssNiNotification.messageEncoding == GNSS_NI_ENCODING_TYPE_UCS2) notificationGnss.notificationIdEncoding = IGnssNiCallback::GnssNiEncodingType::ENC_SUPL_UCS2; gnssNiCbIface->niNotifyCb(notificationGnss); } void GnssAPIClient::onGnssSvCb(GnssSvNotification gnssSvNotification) { LOC_LOGD("%s]: (count: %zu)", __FUNCTION__, gnssSvNotification.count); mMutex.lock(); auto gnssCbIface(mGnssCbIface); mMutex.unlock(); if (gnssCbIface != nullptr) { IGnssCallback::GnssSvStatus svStatus; convertGnssSvStatus(gnssSvNotification, svStatus); auto r = gnssCbIface->gnssSvStatusCb(svStatus); if (!r.isOk()) { LOC_LOGE("%s] Error from gnssSvStatusCb description=%s", __func__, r.description().c_str()); } } } void GnssAPIClient::onGnssNmeaCb(GnssNmeaNotification gnssNmeaNotification) { mMutex.lock(); auto gnssCbIface(mGnssCbIface); mMutex.unlock(); if (gnssCbIface != nullptr) { android::hardware::hidl_string nmeaString; nmeaString.setToExternal(gnssNmeaNotification.nmea, gnssNmeaNotification.length); auto r = gnssCbIface->gnssNmeaCb( static_cast(gnssNmeaNotification.timestamp), nmeaString); if (!r.isOk()) { LOC_LOGE("%s] Error from gnssNmeaCb nmea=%s length=%zu description=%s", __func__, gnssNmeaNotification.nmea, gnssNmeaNotification.length, r.description().c_str()); } } } void GnssAPIClient::onStartTrackingCb(LocationError error) { LOC_LOGD("%s]: (%d)", __FUNCTION__, error); mMutex.lock(); auto gnssCbIface(mGnssCbIface); mMutex.unlock(); if (error == LOCATION_ERROR_SUCCESS && gnssCbIface != nullptr) { auto r = gnssCbIface->gnssStatusCb(IGnssCallback::GnssStatusValue::ENGINE_ON); if (!r.isOk()) { LOC_LOGE("%s] Error from gnssStatusCb ENGINE_ON description=%s", __func__, r.description().c_str()); } r = gnssCbIface->gnssStatusCb(IGnssCallback::GnssStatusValue::SESSION_BEGIN); if (!r.isOk()) { LOC_LOGE("%s] Error from gnssStatusCb SESSION_BEGIN description=%s", __func__, r.description().c_str()); } } } void GnssAPIClient::onStopTrackingCb(LocationError error) { LOC_LOGD("%s]: (%d)", __FUNCTION__, error); mMutex.lock(); auto gnssCbIface(mGnssCbIface); mMutex.unlock(); if (error == LOCATION_ERROR_SUCCESS && gnssCbIface != nullptr) { auto r = gnssCbIface->gnssStatusCb(IGnssCallback::GnssStatusValue::SESSION_END); if (!r.isOk()) { LOC_LOGE("%s] Error from gnssStatusCb SESSION_END description=%s", __func__, r.description().c_str()); } r = gnssCbIface->gnssStatusCb(IGnssCallback::GnssStatusValue::ENGINE_OFF); if (!r.isOk()) { LOC_LOGE("%s] Error from gnssStatusCb ENGINE_OFF description=%s", __func__, r.description().c_str()); } } } static void convertGnssSvStatus(GnssSvNotification& in, IGnssCallback::GnssSvStatus& out) { memset(&out, 0, sizeof(IGnssCallback::GnssSvStatus)); out.numSvs = in.count; if (out.numSvs > static_cast(V1_0::GnssMax::SVS_COUNT)) { LOC_LOGW("%s]: Too many satellites %u. Clamps to %d.", __FUNCTION__, out.numSvs, V1_0::GnssMax::SVS_COUNT); out.numSvs = static_cast(V1_0::GnssMax::SVS_COUNT); } for (size_t i = 0; i < out.numSvs; i++) { IGnssCallback::GnssSvInfo& info = out.gnssSvList[i]; info.svid = in.gnssSvs[i].svId; convertGnssConstellationType(in.gnssSvs[i].type, info.constellation); info.cN0Dbhz = in.gnssSvs[i].cN0Dbhz; info.elevationDegrees = in.gnssSvs[i].elevation; info.azimuthDegrees = in.gnssSvs[i].azimuth; info.svFlag = static_cast(IGnssCallback::GnssSvFlags::NONE); if (in.gnssSvs[i].gnssSvOptionsMask & GNSS_SV_OPTIONS_HAS_EPHEMER_BIT) info.svFlag |= IGnssCallback::GnssSvFlags::HAS_EPHEMERIS_DATA; if (in.gnssSvs[i].gnssSvOptionsMask & GNSS_SV_OPTIONS_HAS_ALMANAC_BIT) info.svFlag |= IGnssCallback::GnssSvFlags::HAS_ALMANAC_DATA; if (in.gnssSvs[i].gnssSvOptionsMask & GNSS_SV_OPTIONS_USED_IN_FIX_BIT) info.svFlag |= IGnssCallback::GnssSvFlags::USED_IN_FIX; } } } // namespace implementation } // namespace V1_1 } // namespace gnss } // namespace hardware } // namespace android