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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 <fcntl.h>
#include "can/can-bus.hpp"
#include "can/can-signals.hpp"
#include "can/can-message.hpp"
#include "obd2/diagnostic-manager.hpp"
#include "low-can-binding.hpp"
/**
* @brief Class representing a configuration attached to the binding.
*
* @desc It regroups all needed objects instance from other class
* that will be used along the binding life. It gets a global vision
* on which signals are implemented for that binding.
* Here, it is only the definition of the class with predefined accessors
* methods used in the binding.
*
* It will be the reference point to needed objects.
*/
class configuration_t
{
private:
can_bus_t can_bus_manager_ = can_bus_t(afb_daemon_rootdir_open_locale(binder_interface->daemon, "can_buses.json", O_RDONLY, NULL));
diagnostic_manager_t diagnostic_manager_;
uint8_t active_message_set_ = 0;
public:
const std::vector<obd2_signal_t> obd2_signals_;
const std::vector<can_message_set_t> can_message_set_;
const std::vector<std::vector<can_signal_t>> can_signals_;
const std::vector<std::vector<can_message_definition_t>> can_message_definition_;
configuration_t& get_configuration()
{
return *this;
}
can_bus_t& get_can_bus_manager()
{
return can_bus_manager_;
}
diagnostic_manager_t& get_diagnostic_manager()
{
return diagnostic_manager_;
}
uint8_t get_active_message_set()
{
return active_message_set_;
}
const std::vector<can_message_set_t>& get_can_message_set()
{
return can_message_set_;
}
const std::vector<can_signal_t>& get_can_signals()
{
return can_signals_[active_message_set_];
}
const std::vector<can_message_definition_t>& get_can_message_definition()
{
return can_message_definition_[active_message_set_];
}
const std::vector<obd2_signal_t>& get_obd2_signals()
{
return obd2_signals_;
}
uint32_t get_signal_id(obd2_signal_t& sig)
{
return sig.get_pid();
}
uint32_t get_signal_id(can_signal_t& sig)
{
return sig.get_message()->id;
}
void set_active_message_set(uint8_t id)
{
active_message_set_ = id;
}
void pre_initialize(can_bus_dev_t* bus, bool writable, can_bus_dev_t* buses, const int busCount);
void post_initialize(can_bus_dev_t* bus, bool writable, can_bus_dev_t* buses, const int busCount);
void logBusStatistics(can_bus_dev_t* buses, const int busCount);
bool isBusActive(can_bus_dev_t* bus);
};
/// TODO: implement this function as method into can_bus class
/// @brief Pre initialize actions made before CAN bus initialization
/// @param[in] bus A CanBus struct defining the bus's metadata
/// @param[in] writable Configure the controller in a writable mode. If false, it will be configured as "listen only" and will not allow writes or even CAN ACKs.
/// @param[in] buses An array of all CAN buses.
/// @param[in] busCount The length of the buses array.
void pre_initialize(can_bus_dev_t* bus, bool writable, can_bus_dev_t* buses, const int busCount);
/// TODO: implement this function as method into can_bus class
/// @brief Post-initialize actions made after CAN bus initialization
/// @param[in] bus A CanBus struct defining the bus's metadata
/// @param[in] writable Configure the controller in a writable mode. If false, it will be configured as "listen only" and will not allow writes or even CAN ACKs.
/// @param[in] buses An array of all CAN buses.
/// @param[in] busCount The length of the buses array.
void post_initialize(can_bus_dev_t* bus, bool writable, can_bus_dev_t* buses, const int busCount);
/// TODO: implement this function as method into can_bus class
/// @brief Check if the device is connected to an active CAN bus, i.e. it's received a message in the recent past.
/// @return true if a message was received on the CAN bus within CAN_ACTIVE_TIMEOUT_S seconds.
bool isBusActive(can_bus_dev_t* bus);
/// TODO: implement this function as method into can_bus class
/// @brief Log transfer statistics about all active CAN buses to the debug log.
/// @param[in] buses An array of active CAN buses.
/// @param[in] busCount The length of the buses array.
void logBusStatistics(can_bus_dev_t* buses, const int busCount);
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