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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 <map>
#include <mutex>
#include <queue>
#include <vector>
#include <string>
#include <thread>
#include <linux/can.h>
#include "timer.hpp"
#include "openxc.pb.h"
#include "can-utils.hpp"
extern "C"
{
#include <afb/afb-binding.h>
#include <afb/afb-event-itf.h>
}
#define MESSAGE_SET_ID 0
/**
* @brief Can signal event map making access to afb_event
* externaly to an openxc existing structure.
*
* @desc Event map is making relation between CanSignal generic name
* and the afb_event struct used by application framework to pushed
* to the subscriber.
*/
static std::map<std::string, struct afb_event> subscribed_signals;
std::mutex& get_subscribed_signals_mutex();
/** Public: Return the currently active CAN configuration. */
CanMessageSet* getActiveMessageSet();
/** Public: Retrive a list of all possible CAN configurations.
*
* Returns a pointer to an array of all configurations.
*/
CanMessageSet* getMessageSets();
/** Public: Return the length of the array returned by getMessageSets() */
int getMessageSetCount();
/* Public: Return the number of CAN buses configured in the active
* configuration. This is limited to 2, as the hardware controller only has 2
* CAN channels.
*/
int getCanBusCount();
/* Public: Return an array of all CAN messages to be processed in the active
* configuration.
*/
CanMessageDefinition* getMessages();
/* Public: Return signals from an signals array filtered on name.
*/
const std::vector<CanSignal> getSignals();
/* Public: Return an array of all OpenXC CAN commands enabled in the active
* configuration that can write back to CAN with a custom handler.
*
* * Commands not defined here are handled using a 1-1 mapping from the signals
* list.
* */
CanCommand* getCommands();
/* Public: Return the length of the array returned by getCommandCount(). */
int getCommandCount();
/* Public: Return the length of the array returned by getSignals(). */
size_t getSignalCount();
/* Public: Return the length of the array returned by getMessages(). */
int getMessageCount();
/**
* @brief Return an array of the metadata for the 2 CAN buses you want to
* monitor. The size of this array is fixed at 2.
*/
CanBus* getCanBuses();
/**
* @brief Find one or many signals based on its name or id
* passed through openxc_DynamicField.
*
* @param[in] openxc_DynamicField& - a const reference with the key to search into signal.
* Key is either a signal name or its CAN arbitration id.
*
* @return std::vector<std::string> return found CanSignal generic name vector.
*/
std::vector<CanSignal> find_can_signals(const openxc_DynamicField &key);
/**
* @brief Retrieve can arbitration id of a given CanSignal
*
* @param[in] CanSignal& - a const reference to a CanSignal
*
* @return uint32_t - unsigned integer representing the arbitration id.
*/
inline uint32_t get_CanSignal_id(const CanSignal& sig);
/**
* @brief return the subscribed_signals map.
*
* return std::map<std::string, struct afb_event> - map of subscribed signals.
*/
const std::map<std::string, struct afb_event> get_subscribed_signals();
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