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/*
* 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.
*/
#pragma once
#include <vector>
#include <string>
#include "uds/uds.h"
#include "../can/message-set.hpp"
#include "../can/message/can-message.hpp"
#include "active-diagnostic-request.hpp"
enum UNIT {
POURCENT,
DEGREES_CELSIUS,
KPA,
RPM,
GRAMS_SEC,
SECONDS,
KM,
KM_H,
PA,
NM,
INVALID
};
class message_set_t;
/// @brief - A representation of an OBD-II PID Mode 01 (Note : An OBD-II PID mode 01 contains only one information).
class diagnostic_message_t
{
private:
std::shared_ptr<message_set_t> parent_; /*!< parent_ - Pointer to the CAN message set holding this diagnostic message */
uint8_t pid_; /*!< pid_ - The 1 byte PID.*/
std::string generic_name_; /*!< generic_name_ - A human readable name to use for this PID when published.*/
int min_; /*!< min_ - Minimum value that can take this pid */
int max_; /*!< max_ - Maximum value that can take this pid */
enum UNIT unit_; /*!< unit_ : Which unit system is used by that pid. See enum UNIT above.*/
float frequency_; /*!< frequency_ - The frequency to request this PID if supported by the vehicle when automatic, recurring OBD-II requests are enabled.*/
DiagnosticResponseDecoder decoder_; /*!< decoder_ - An optional DiagnosticResponseDecoder to parse the payload of responses
* to this request. If the decoder is NULL, the output will include the raw payload
* instead of a parsed value.*/
DiagnosticResponseCallback callback_; /*!< callback_ - An optional DiagnosticResponseCallback to be notified whenever a
* response is received for this request.*/
bool supported_; /*!< supported_ - boolean indicating whether this pid is supported by the vehicle or not.*/
uint64_t last_timestamp_; /*!< last_timestamp_ - the last time (in microseconds since epoch)
* that the message has been received. */
bool received_; /*!< received_ - True if this signal has ever been received. */
float last_value_; /*!< last_value_ - The last received value of the diagnostic message.
* If 'received_' is false, this value is undefined. */
public:
const char* generic_name = generic_name_.c_str();
diagnostic_message_t(uint8_t pid,
const std::string& generic_name,
const int min,
const int max,
enum UNIT unit,
float frequency,
DiagnosticResponseDecoder decoder,
DiagnosticResponseCallback callback,
bool supported,
bool received);
uint32_t get_pid();
const std::string get_generic_name() const;
const std::string get_name() const;
float get_frequency() const;
DiagnosticResponseDecoder get_decoder() const;
DiagnosticResponseCallback get_callback() const;
bool get_supported() const;
bool get_received() const;
float get_last_value() const;
std::pair<float, uint64_t> get_last_value_with_timestamp() const;
void set_received(bool r);
void set_last_value(float val);
void set_timestamp(uint64_t timestamp);
void set_supported(bool value);
void set_parent(std::shared_ptr<message_set_t> parent);
const DiagnosticRequest build_diagnostic_request() const;
bool is_obd2_response(const can_message_t& can_message);
bool is_obd2_request(const DiagnosticRequest *request);
};
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