/* * Copyright (C) 2015, 2016 "IoT.bzh" * Author "Romain Forlot" <romain.forlot@iot.bzh> * * 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. */ #include <ctime> #include "application.hpp" #include "../utils/signals.hpp" #include "../utils/openxc-utils.hpp" #include "low-can-socket.hpp" #define MICROSECONDS_IN_SECOND 1000000 #define ENGINE_VALUE_TIMEOUT 5 /// @brief Return singleton instance of configuration object. application_t& application_t::instance() { static application_t config; return config; } can_bus_t& application_t::get_can_bus_manager() { return can_bus_manager_; } std::map<std::string, std::shared_ptr<low_can_socket_t> >& application_t::get_can_devices() { return can_devices_; } diagnostic_manager_t& application_t::get_diagnostic_manager() { return diagnostic_manager_; } uint8_t application_t::get_active_message_set() const { return active_message_set_; } std::vector<std::shared_ptr<can_message_set_t> > application_t::get_can_message_set() { return can_message_set_; } std::vector<std::shared_ptr<can_signal_t> > application_t::get_all_can_signals() { return can_message_set_[active_message_set_]->get_all_can_signals(); } std::vector<std::shared_ptr<diagnostic_message_t> >& application_t::get_diagnostic_messages() { return can_message_set_[active_message_set_]->get_diagnostic_messages(); } std::vector<std::shared_ptr<can_message_definition_t> >& application_t::get_can_message_definition() { return can_message_set_[active_message_set_]->get_can_message_definition(); } uint32_t application_t::get_signal_id(diagnostic_message_t& sig) const { return sig.get_pid(); } uint32_t application_t::get_signal_id(can_signal_t& sig) const { return sig.get_message()->get_id(); } void application_t::set_active_message_set(uint8_t id) { active_message_set_ = id; } bool application_t::isEngineOn() { struct utils::signals_found sf; openxc_DynamicField search_key = build_DynamicField("engine.speed"); sf = utils::signals_manager_t::instance().find_signals(search_key); bool engine_on = false; uint64_t last_timestamp_in_s; if(sf.can_signals.size() == 1) { last_timestamp_in_s = sf.can_signals.front()->get_last_value_with_timestamp().second / MICROSECONDS_IN_SECOND; if(sf.can_signals.front()->get_last_value_with_timestamp().first > 0 && std::difftime(std::time(nullptr), last_timestamp_in_s) < ENGINE_VALUE_TIMEOUT) { engine_on = true; } else { AFB_NOTICE("is_engine_on: engine.speed CAN signal found, but engine seems off"); } } else { AFB_NOTICE("is_engine_on: Can't identify a useable engine.speed CAN signal"); } if(sf.diagnostic_messages.size() == 1) { last_timestamp_in_s = sf.diagnostic_messages.front()->get_last_value_with_timestamp().second / MICROSECONDS_IN_SECOND; if(sf.diagnostic_messages.front()->get_last_value_with_timestamp().first > 0 && std::difftime(std::time(nullptr), last_timestamp_in_s) < ENGINE_VALUE_TIMEOUT) { engine_on = true; } else { AFB_NOTICE("is_engine_on: engine.speed diagnostic message found, but engine seems off"); } } else { AFB_NOTICE("is_engine_on: Can't identify a useable engine.speed diagnostic message"); } return engine_on; }