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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 <ctime>
#include "application.hpp"
#include "../utils/signals.hpp"
#include "../utils/openxc-utils.hpp"
#include "low-can-subscription.hpp"
#define MICROSECONDS_IN_SECOND 1000000
#define ENGINE_VALUE_TIMEOUT 5
application_t::application_t()
: can_bus_manager_{}
, message_set_{}
{}
/// @brief Return singleton instance of configuration object.
application_t& application_t::instance()
{
static application_t config;
return config;
}
can_bus_t& application_t::get_can_bus_manager()
{
return can_bus_manager_;
}
std::map<std::string, std::shared_ptr<low_can_subscription_t> >& application_t::get_can_devices()
{
return can_devices_;
}
diagnostic_manager_t& application_t::get_diagnostic_manager()
{
return diagnostic_manager_;
}
uint8_t application_t::get_active_message_set() const
{
return active_message_set_;
}
int application_t::add_message_set(std::shared_ptr<message_set_t> new_message_set)
{
set_parents(new_message_set);
for(auto old_msg_set : message_set_)
{
if(old_msg_set->get_index() == new_message_set->get_index())
{
for(auto new_msg_def : new_message_set->get_messages_definition())
{
if(old_msg_set->add_message_definition(new_msg_def) < 0)
return -1;
}
if(diagnostic_manager_.is_initialized())
{
for(auto new_diag_msg : new_message_set->get_diagnostic_messages())
{
if(old_msg_set->add_diagnostic_message(new_diag_msg) < 0)
return -1;
}
}
return 0;
}
}
message_set_.push_back(new_message_set);
return 0;
}
std::vector<std::shared_ptr<message_set_t> > application_t::get_message_set()
{
return message_set_;
}
vect_ptr_signal_t application_t::get_all_signals()
{
return message_set_[active_message_set_]->get_all_signals();
}
vect_ptr_diag_msg_t application_t::get_diagnostic_messages()
{
return message_set_[active_message_set_]->get_diagnostic_messages();
}
vect_ptr_msg_def_t application_t::get_messages_definition()
{
return message_set_[active_message_set_]->get_messages_definition();
}
std::shared_ptr<message_definition_t> application_t::get_message_definition(uint32_t id)
{
std::shared_ptr<message_definition_t> ret = nullptr;
vect_ptr_msg_def_t messages_definition = get_messages_definition();
for(std::shared_ptr<message_definition_t> &msg_def : messages_definition)
{
if(msg_def->get_id() == id)
{
ret = msg_def;
break;
}
}
return ret;
}
uint32_t application_t::get_signal_id(diagnostic_message_t& sig) const
{
return sig.get_pid();
}
uint32_t application_t::get_signal_id(signal_t& sig) const
{
return sig.get_message()->get_id();
}
void application_t::set_active_message_set(uint8_t id)
{
active_message_set_ = id;
}
bool application_t::is_engine_on()
{
struct utils::signals_found sf;
openxc_DynamicField search_key = build_DynamicField("engine.speed");
sf = utils::signals_manager_t::instance().find_signals(search_key);
bool engine_on = false;
uint64_t last_timestamp_in_s;
if(sf.signals.size() == 1)
{
last_timestamp_in_s = sf.signals.front()->get_last_value_with_timestamp().second
/ MICROSECONDS_IN_SECOND;
if(sf.signals.front()->get_last_value_with_timestamp().first > 0 &&
std::difftime(std::time(nullptr), last_timestamp_in_s) < ENGINE_VALUE_TIMEOUT)
engine_on = true;
else
AFB_NOTICE("is_engine_on: engine.speed CAN signal found, but engine seems off");
}
else
{
AFB_NOTICE("is_engine_on: Can't identify a useable engine.speed CAN signal");
}
if(sf.diagnostic_messages.size() == 1)
{
last_timestamp_in_s = sf.diagnostic_messages.front()->get_last_value_with_timestamp().second
/ MICROSECONDS_IN_SECOND;
if(sf.diagnostic_messages.front()->get_last_value_with_timestamp().first > 0 &&
std::difftime(std::time(nullptr), last_timestamp_in_s) < ENGINE_VALUE_TIMEOUT)
engine_on = true;
else
AFB_NOTICE("is_engine_on: engine.speed diagnostic message found, but engine seems off");
}
else
{
AFB_NOTICE("is_engine_on: Can't identify a useable engine.speed diagnostic message");
}
return engine_on;
}
void application_t::set_parents(std::shared_ptr<message_set_t> new_message_set)
{
vect_ptr_msg_def_t messages_definition = new_message_set->get_messages_definition();
for(std::shared_ptr<message_definition_t> cmd : messages_definition)
{
cmd->set_parent(new_message_set);
std::vector<std::shared_ptr<signal_t>> signals = cmd->get_signals();
for(std::shared_ptr<signal_t> sig: signals)
sig->set_parent(cmd);
}
std::vector<std::shared_ptr<diagnostic_message_t>> diagnostic_messages = new_message_set->get_diagnostic_messages();
for(std::shared_ptr<diagnostic_message_t> dm : diagnostic_messages)
dm->set_parent(new_message_set);
}
#ifdef USE_FEATURE_J1939
std::shared_ptr<utils::socketcan_t> application_t::get_socket_address_claiming()
{
return subscription_address_claiming_->get_socket();
}
std::shared_ptr<low_can_subscription_t> application_t::get_subscription_address_claiming()
{
return subscription_address_claiming_;
}
void application_t::set_subscription_address_claiming(std::shared_ptr<low_can_subscription_t> new_subscription)
{
subscription_address_claiming_ = new_subscription;
}
#endif
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