338 lines
11 KiB
C++
338 lines
11 KiB
C++
/*
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* Copyright (c) 2017, The Linux Foundation. All rights reserved.
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* Not a Contribution
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*/
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/*
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* Copyright (C) 2016 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#define LOG_TAG "LocSvc_GnssInterface"
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#include <log_util.h>
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#include <dlfcn.h>
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#include "Gnss.h"
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typedef void* (getLocationInterface)();
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namespace android {
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namespace hardware {
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namespace gnss {
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namespace V1_0 {
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namespace implementation {
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void Gnss::GnssDeathRecipient::serviceDied(uint64_t cookie, const wp<IBase>& who) {
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LOC_LOGE("%s] service died. cookie: %llu, who: %p",
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__FUNCTION__, static_cast<unsigned long long>(cookie), &who);
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if (mGnss != nullptr) {
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mGnss->stop();
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mGnss->cleanup();
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}
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}
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Gnss::Gnss() {
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ENTRY_LOG_CALLFLOW();
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// clear pending GnssConfig
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memset(&mPendingConfig, 0, sizeof(GnssConfig));
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mGnssDeathRecipient = new GnssDeathRecipient(this);
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}
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Gnss::~Gnss() {
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ENTRY_LOG_CALLFLOW();
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if (mApi != nullptr) {
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delete mApi;
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mApi = nullptr;
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}
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}
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GnssAPIClient* Gnss::getApi() {
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if (mApi == nullptr && (mGnssCbIface != nullptr || mGnssNiCbIface != nullptr)) {
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mApi = new GnssAPIClient(mGnssCbIface, mGnssNiCbIface);
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if (mApi == nullptr) {
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LOC_LOGE("%s] faild to create GnssAPIClient", __FUNCTION__);
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return mApi;
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}
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if (mPendingConfig.size == sizeof(GnssConfig)) {
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// we have pending GnssConfig
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mApi->gnssConfigurationUpdate(mPendingConfig);
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// clear size to invalid mPendingConfig
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mPendingConfig.size = 0;
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if (mPendingConfig.assistanceServer.hostName != nullptr) {
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free((void*)mPendingConfig.assistanceServer.hostName);
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}
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}
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}
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if (mApi == nullptr) {
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LOC_LOGW("%s] GnssAPIClient is not ready", __FUNCTION__);
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}
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return mApi;
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}
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GnssInterface* Gnss::getGnssInterface() {
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static bool getGnssInterfaceFailed = false;
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if (nullptr == mGnssInterface && !getGnssInterfaceFailed) {
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LOC_LOGD("%s]: loading libgnss.so::getGnssInterface ...", __func__);
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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("libgnss.so", RTLD_NOW);
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if (NULL == handle || (error = dlerror()) != NULL) {
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LOC_LOGW("dlopen for libgnss.so failed, error = %s", error);
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} else {
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getter = (getLocationInterface*)dlsym(handle, "getGnssInterface");
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if ((error = dlerror()) != NULL) {
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LOC_LOGW("dlsym for libgnss.so::getGnssInterface failed, error = %s", 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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getGnssInterfaceFailed = true;
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} else {
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mGnssInterface = (GnssInterface*)(*getter)();
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}
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}
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return mGnssInterface;
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}
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Return<bool> Gnss::setCallback(const sp<IGnssCallback>& callback) {
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ENTRY_LOG_CALLFLOW();
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if (mGnssCbIface != nullptr) {
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mGnssCbIface->unlinkToDeath(mGnssDeathRecipient);
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}
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mGnssCbIface = callback;
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if (mGnssCbIface != nullptr) {
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mGnssCbIface->linkToDeath(mGnssDeathRecipient, 0 /*cookie*/);
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}
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GnssAPIClient* api = getApi();
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if (api != nullptr) {
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api->gnssUpdateCallbacks(mGnssCbIface, mGnssNiCbIface);
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api->gnssEnable(LOCATION_TECHNOLOGY_TYPE_GNSS);
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api->requestCapabilities();
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}
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return true;
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}
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Return<bool> Gnss::setGnssNiCb(const sp<IGnssNiCallback>& callback) {
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ENTRY_LOG_CALLFLOW();
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mGnssNiCbIface = callback;
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GnssAPIClient* api = getApi();
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if (api != nullptr) {
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api->gnssUpdateCallbacks(mGnssCbIface, mGnssNiCbIface);
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}
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return true;
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}
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Return<bool> Gnss::updateConfiguration(GnssConfig& gnssConfig) {
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ENTRY_LOG_CALLFLOW();
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GnssAPIClient* api = getApi();
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if (api) {
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api->gnssConfigurationUpdate(gnssConfig);
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} else if (gnssConfig.flags != 0) {
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// api is not ready yet, update mPendingConfig with gnssConfig
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mPendingConfig.size = sizeof(GnssConfig);
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if (gnssConfig.flags & GNSS_CONFIG_FLAGS_GPS_LOCK_VALID_BIT) {
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mPendingConfig.flags |= GNSS_CONFIG_FLAGS_GPS_LOCK_VALID_BIT;
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mPendingConfig.gpsLock = gnssConfig.gpsLock;
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}
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if (gnssConfig.flags & GNSS_CONFIG_FLAGS_SUPL_VERSION_VALID_BIT) {
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mPendingConfig.flags |= GNSS_CONFIG_FLAGS_SUPL_VERSION_VALID_BIT;
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mPendingConfig.suplVersion = gnssConfig.suplVersion;
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}
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if (gnssConfig.flags & GNSS_CONFIG_FLAGS_SET_ASSISTANCE_DATA_VALID_BIT) {
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mPendingConfig.flags |= GNSS_CONFIG_FLAGS_SET_ASSISTANCE_DATA_VALID_BIT;
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mPendingConfig.assistanceServer.size = sizeof(GnssConfigSetAssistanceServer);
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mPendingConfig.assistanceServer.type = gnssConfig.assistanceServer.type;
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if (mPendingConfig.assistanceServer.hostName != nullptr) {
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free((void*)mPendingConfig.assistanceServer.hostName);
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mPendingConfig.assistanceServer.hostName =
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strdup(gnssConfig.assistanceServer.hostName);
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}
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mPendingConfig.assistanceServer.port = gnssConfig.assistanceServer.port;
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}
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if (gnssConfig.flags & GNSS_CONFIG_FLAGS_LPP_PROFILE_VALID_BIT) {
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mPendingConfig.flags |= GNSS_CONFIG_FLAGS_LPP_PROFILE_VALID_BIT;
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mPendingConfig.lppProfile = gnssConfig.lppProfile;
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}
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if (gnssConfig.flags & GNSS_CONFIG_FLAGS_LPPE_CONTROL_PLANE_VALID_BIT) {
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mPendingConfig.flags |= GNSS_CONFIG_FLAGS_LPPE_CONTROL_PLANE_VALID_BIT;
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mPendingConfig.lppeControlPlaneMask = gnssConfig.lppeControlPlaneMask;
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}
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if (gnssConfig.flags & GNSS_CONFIG_FLAGS_LPPE_USER_PLANE_VALID_BIT) {
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mPendingConfig.flags |= GNSS_CONFIG_FLAGS_LPPE_USER_PLANE_VALID_BIT;
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mPendingConfig.lppeUserPlaneMask = gnssConfig.lppeUserPlaneMask;
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}
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if (gnssConfig.flags & GNSS_CONFIG_FLAGS_AGLONASS_POSITION_PROTOCOL_VALID_BIT) {
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mPendingConfig.flags |= GNSS_CONFIG_FLAGS_AGLONASS_POSITION_PROTOCOL_VALID_BIT;
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mPendingConfig.aGlonassPositionProtocolMask = gnssConfig.aGlonassPositionProtocolMask;
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}
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if (gnssConfig.flags & GNSS_CONFIG_FLAGS_EM_PDN_FOR_EM_SUPL_VALID_BIT) {
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mPendingConfig.flags |= GNSS_CONFIG_FLAGS_EM_PDN_FOR_EM_SUPL_VALID_BIT;
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mPendingConfig.emergencyPdnForEmergencySupl = gnssConfig.emergencyPdnForEmergencySupl;
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}
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if (gnssConfig.flags & GNSS_CONFIG_FLAGS_SUPL_EM_SERVICES_BIT) {
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mPendingConfig.flags |= GNSS_CONFIG_FLAGS_SUPL_EM_SERVICES_BIT;
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mPendingConfig.suplEmergencyServices = gnssConfig.suplEmergencyServices;
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}
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if (gnssConfig.flags & GNSS_CONFIG_FLAGS_SUPL_MODE_BIT) {
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mPendingConfig.flags |= GNSS_CONFIG_FLAGS_SUPL_MODE_BIT;
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mPendingConfig.suplModeMask = gnssConfig.suplModeMask;
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}
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}
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return true;
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}
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Return<bool> Gnss::start() {
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ENTRY_LOG_CALLFLOW();
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bool retVal = false;
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GnssAPIClient* api = getApi();
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if (api) {
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retVal = api->gnssStart();
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}
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return retVal;
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}
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Return<bool> Gnss::stop() {
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ENTRY_LOG_CALLFLOW();
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bool retVal = false;
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GnssAPIClient* api = getApi();
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if (api) {
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retVal = api->gnssStop();
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}
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return retVal;
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}
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Return<void> Gnss::cleanup() {
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ENTRY_LOG_CALLFLOW();
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if (mApi != nullptr) {
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mApi->gnssDisable();
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}
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return Void();
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}
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Return<bool> Gnss::injectLocation(double latitudeDegrees,
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double longitudeDegrees,
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float accuracyMeters) {
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ENTRY_LOG_CALLFLOW();
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GnssInterface* gnssInterface = getGnssInterface();
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if (nullptr != gnssInterface) {
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gnssInterface->injectLocation(latitudeDegrees, longitudeDegrees, accuracyMeters);
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return true;
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} else {
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return false;
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}
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}
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Return<bool> Gnss::injectTime(int64_t timeMs, int64_t timeReferenceMs,
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int32_t uncertaintyMs) {
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ENTRY_LOG_CALLFLOW();
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GnssInterface* gnssInterface = getGnssInterface();
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if (nullptr != gnssInterface) {
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gnssInterface->injectTime(timeMs, timeReferenceMs, uncertaintyMs);
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return true;
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} else {
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return false;
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}
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}
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Return<void> Gnss::deleteAidingData(IGnss::GnssAidingData aidingDataFlags) {
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ENTRY_LOG_CALLFLOW();
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GnssAPIClient* api = getApi();
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if (api) {
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api->gnssDeleteAidingData(aidingDataFlags);
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}
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return Void();
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}
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Return<bool> Gnss::setPositionMode(IGnss::GnssPositionMode mode,
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IGnss::GnssPositionRecurrence recurrence,
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uint32_t minIntervalMs,
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uint32_t preferredAccuracyMeters,
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uint32_t preferredTimeMs) {
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ENTRY_LOG_CALLFLOW();
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bool retVal = false;
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GnssAPIClient* api = getApi();
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if (api) {
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retVal = api->gnssSetPositionMode(mode, recurrence, minIntervalMs,
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preferredAccuracyMeters, preferredTimeMs);
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}
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return retVal;
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}
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Return<sp<IAGnss>> Gnss::getExtensionAGnss() {
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ENTRY_LOG_CALLFLOW();
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mAGnssIface = new AGnss(this);
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return mAGnssIface;
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}
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Return<sp<IGnssNi>> Gnss::getExtensionGnssNi() {
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ENTRY_LOG_CALLFLOW();
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mGnssNi = new GnssNi(this);
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return mGnssNi;
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}
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Return<sp<IGnssMeasurement>> Gnss::getExtensionGnssMeasurement() {
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ENTRY_LOG_CALLFLOW();
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mGnssMeasurement = new GnssMeasurement();
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return mGnssMeasurement;
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}
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Return<sp<IGnssConfiguration>> Gnss::getExtensionGnssConfiguration() {
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ENTRY_LOG_CALLFLOW();
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mGnssConfig = new GnssConfiguration(this);
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return mGnssConfig;
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}
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Return<sp<IGnssGeofencing>> Gnss::getExtensionGnssGeofencing() {
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ENTRY_LOG_CALLFLOW();
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mGnssGeofencingIface = new GnssGeofencing();
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return mGnssGeofencingIface;
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}
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Return<sp<IGnssBatching>> Gnss::getExtensionGnssBatching() {
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mGnssBatching = new GnssBatching();
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return mGnssBatching;
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}
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Return<sp<IGnssDebug>> Gnss::getExtensionGnssDebug() {
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ENTRY_LOG_CALLFLOW();
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mGnssDebug = new GnssDebug(this);
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return mGnssDebug;
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}
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Return<sp<IAGnssRil>> Gnss::getExtensionAGnssRil() {
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mGnssRil = new AGnssRil(this);
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return mGnssRil;
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}
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IGnss* HIDL_FETCH_IGnss(const char* hal) {
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ENTRY_LOG_CALLFLOW();
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IGnss* iface = nullptr;
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iface = new Gnss();
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if (iface == nullptr) {
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LOC_LOGE("%s]: failed to get %s", __FUNCTION__, hal);
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}
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return iface;
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}
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} // namespace implementation
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} // namespace V1_0
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} // namespace gnss
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} // namespace hardware
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} // namespace android
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