2 * Copyright (C) 2015, 2016 "IoT.bzh"
3 * Author "Romain Forlot" <romain.forlot@iot.bzh>
4 * Author "Loic Collignon" <loic.collignon@iot.bzh>
6 * Licensed under the Apache License, Version 2.0 (the "License");
7 * you may not use this file except in compliance with the License.
8 * You may obtain a copy of the License at
10 * http://www.apache.org/licenses/LICENSE-2.0
12 * Unless required by applicable law or agreed to in writing, software
13 * distributed under the License is distributed on an "AS IS" BASIS,
14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 * See the License for the specific language governing permissions and
16 * limitations under the License.
19 #include "can_decode_message.hpp"
21 #include "can-utils.hpp"
22 #include "openxc-utils.hpp"
23 #include "can-signals.hpp"
24 #include "can-decoder.hpp"
26 #include "can_reader.hpp"
28 void can_decode_message(can_bus_t &can_bus)
30 can_message_t can_message;
31 std::vector <CanSignal> signals;
32 std::vector <CanSignal>::iterator signals_i;
33 openxc_VehicleMessage vehicle_message;
34 openxc_DynamicField search_key, decoded_message;
38 while(can_bus.is_decoding())
41 std::unique_lock<std::mutex> can_message_lock(can_message_mutex);
42 new_can_message.wait(can_message_lock);
43 can_message = can_bus.next_can_message();
46 /* First we have to found which CanSignal it is */
47 search_key = build_DynamicField((double)can_message.get_id());
48 signals = find_can_signals(search_key);
50 /* Decoding the message ! Don't kill the messenger ! */
51 for(auto& sig : signals)
54 std::lock_guard<std::mutex> subscribed_signals_lock(subscribed_signals_mutex);
55 std::map<std::string, struct afb_event> subscribed_signals = get_subscribed_signals();
56 const auto& it_event = subscribed_signals.find(sig.genericName);
58 if(it_event != subscribed_signals.end() &&
59 afb_event_is_valid(it_event->second))
61 decoded_message = decoder.translateSignal(sig, can_message, getSignals());
63 openxc_SimpleMessage s_message = build_SimpleMessage(sig.genericName, decoded_message);
64 vehicle_message = build_VehicleMessage_with_SimpleMessage(openxc_DynamicField_Type::openxc_DynamicField_Type_NUM, s_message);
66 std::lock_guard<std::mutex> decoded_can_message_lock(decoded_can_message_mutex);
67 can_bus.push_new_vehicle_message(vehicle_message);
69 new_decoded_can_message.notify_one();