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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.
*/
#include "can-signals.hpp"
#include <fnmatch.h>
#include "can-decoder.hpp"
#include "low-can-binding.hpp"
std::vector<std::vector<CanMessageDefinition>> CAN_MESSAGES = {
{
{0x620, CanMessageFormat::STANDARD, {10, 0, nullptr}, false, (uint8_t)NULL},
{0x442, CanMessageFormat::STANDARD, {10, 0, nullptr}, false, (uint8_t)NULL},
},
};
/**
* @brief Dumb SIGNALS array. It is composed by CanMessageSet
* SIGNALS[MESSAGE_SET_ID][CanSignal]
*/
std::vector<std::vector<CanSignal>> SIGNALS = {
{
{&(CAN_MESSAGES[MESSAGE_SET_ID][0]), "can.driver_door.open", 2, 4, 1.000000, 0.000000, 0.000000, 0.000000, {10, 0, nullptr}, false, true, nullptr, 0, false, decoder_t::booleanDecoder, nullptr, false, (float)NULL},
{&(CAN_MESSAGES[MESSAGE_SET_ID][1]), "can.driver_door.close", 0, 4, 1.000000, 0.000000, 0.000000, 0.000000, {10, 0, nullptr}, false, true, nullptr, 0, false, decoder_t::booleanDecoder, nullptr, false, (float)NULL}
},
};
/**
* @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.
*/
std::map<std::string, struct afb_event> subscribed_signals;
/**
* @brief Mutex allowing safe manipulation on subscribed_signals map.
* @desc To ensure that the map object isn't modified when we read it, you
* have to set this mutex before use subscribed_signals map object.
*/
std::mutex subscribed_signals_mutex;
std::mutex& get_subscribed_signals_mutex()
{
return subscribed_signals_mutex;
}
std::map<std::string, struct afb_event>& get_subscribed_signals()
{
return subscribed_signals;
}
const std::vector<CanSignal>& getSignals()
{
return SIGNALS[MESSAGE_SET_ID];
}
size_t getSignalCount()
{
return SIGNALS[MESSAGE_SET_ID].size();
}
std::vector<CanSignal> find_can_signals(const openxc_DynamicField &key)
{
std::vector<CanSignal> found_signals = {};
std::vector<CanSignal> active_signals = getSignals();
/* STL container my love ! Welcome to the printf debugging venerable technique !
* use those DEBUG message if you need to !
DEBUG(binder_interface, "We get %d signal(s) to process", (int)active_signals.size()); */
switch(key.type)
{
case openxc_DynamicField_Type::openxc_DynamicField_Type_STRING:
for(const CanSignal& s : active_signals)
{
//DEBUG(binder_interface, "Processing signal: %s", s.generic_name);
if(::fnmatch(key.string_value, s.generic_name, FNM_CASEFOLD) == 0)
{
//DEBUG(binder_interface, "Matched signal: %s", s.generic_name);
found_signals.push_back(s);
}
}
break;
case openxc_DynamicField_Type::openxc_DynamicField_Type_NUM:
for(const CanSignal& s : active_signals)
{
CanMessageDefinition *msg_def = s.message;
if(msg_def->id == key.numeric_value)
found_signals.push_back(s);
}
break;
default:
ERROR(binder_interface, "find_can_signals: wrong openxc_DynamicField specified. Use openxc_DynamicField_Type_NUM or openxc_DynamicField_Type_STRING type only.");
return found_signals;
break;
}
DEBUG(binder_interface, "Found %d signal(s)", (int)found_signals.size());
return found_signals;
}
inline uint32_t get_CanSignal_id(const CanSignal& sig)
{
return sig.message->id;
}
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