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.
23 #include "../can/can-bus.hpp"
24 #include "../can/can-message.hpp"
26 #include "../low-can-binding.hpp"
43 * @brief - A representation of an OBD-II PID.
47 uint8_t pid_; /*!< pid - The 1 byte PID.*/
48 std::string generic_name_; /*!< generic_name_ - A human readable name to use for this PID when published.*/
49 std::string prefix_ = "diagnostic_messages."; /*!< prefix_ - generic_name_ will be prefixed with it. It has to reflect the used protocol.
50 * which make easier to sort message when the come in.*/
51 int min_; /*!< min_ - Minimum value that can take this pid */
52 int max_; /*!< max_ - Maximum value that can take this pid */
53 enum UNIT unit_; /*!< unit_ : Which unit system is used by that pid. See enum UNIT above.*/
54 int frequency_; /*!< frequency - The frequency to request this PID if supported by the vehicle when automatic, recurring OBD-II requests are enabled.*/
55 bool supported_; /*!< supported_ - boolean indicating whether this pid is supported by the vehicle or not.*/
58 const char* generic_name = generic_name_.c_str();
59 obd2_signal_t(uint8_t pid, const char* generic_name, const int min_, const int max_, enum UNIT unit, int frequency, bool supported);
62 const std::string& get_generic_name() const;
63 const std::string get_name() const;
64 const std::string& get_prefix() const;
65 int get_frequency() const;
67 void set_prefix(std::string val);
69 const DiagnosticRequest build_diagnostic_request();
71 bool is_obd2_response(can_message_t can_message);
72 bool is_obd2_request(DiagnosticRequest *request);
73 bool is_obd2_signal(const char *name);
75 static float decode_obd2_response(const DiagnosticResponse* response, float parsedPayload);