2 * Copyright (C) 2015, 2016 "IoT.bzh"
3 * Author "Romain Forlot" <romain.forlot@iot.bzh>
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at
9 * http://www.apache.org/licenses/LICENSE-2.0
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
18 #include "obd2-signals.hpp"
20 #include "../configuration.hpp"
21 #include "../utils/signals.hpp"
23 const char *UNIT_NAMES[10] = {
36 obd2_signal_t::obd2_signal_t(uint8_t pid, const char* generic_name, const int min, const int max, enum UNIT unit, int frequency, bool supported)
37 : pid_{pid}, generic_name_{generic_name}, min_{min}, max_{max}, unit_{unit}, frequency_{frequency}, supported_{supported}
41 uint32_t obd2_signal_t::get_pid()
43 return (uint32_t)pid_;
46 const std::string& obd2_signal_t::get_generic_name() const
51 const std::string obd2_signal_t::get_name() const
53 return active_diagnostic_request_t::get_prefix() + "." + generic_name_;
56 int obd2_signal_t::get_frequency() const
62 * @brief Build a DiagnosticRequest struct to be passed
63 * to diagnostic manager instance.
65 const DiagnosticRequest obd2_signal_t::build_diagnostic_request()
67 return {/*arbitration_id: */OBD2_FUNCTIONAL_BROADCAST_ID,
73 /*payload_length: */0,
74 /*no_frame_padding: */false,
75 /*DiagnosticRequestType: */DiagnosticRequestType::DIAGNOSTIC_REQUEST_TYPE_PID };
79 * @brief Check if a request is an OBD-II PID request.
81 * @return true if the request is a mode 1 request and it has a 1 byte PID.
83 bool obd2_signal_t::is_obd2_request(const DiagnosticRequest* request)
85 return request->mode == 0x1 && request->has_pid && request->pid < 0xff;