*
*********************************************************************************/
-can_bus_t::can_bus_t(int& conf_file)
+can_bus_t::can_bus_t(int conf_file)
: conf_file_{conf_file}
{
}
decoder_t decoder;
- DEBUG(binder_interface, "Beginning of decoding thread.");
- while(is_decoding())
+ while(is_decoding_)
{
{
std::unique_lock<std::mutex> can_message_lock(can_message_mutex_);
new_can_message_.wait(can_message_lock);
can_message = next_can_message();
- }
-
- /* First we have to found which CanSignal it is */
- search_key = build_DynamicField((double)can_message.get_id());
- signals = find_can_signals(search_key);
+
+ /* First we have to found which CanSignal it is */
+ search_key = build_DynamicField((double)can_message.get_id());
+ signals = find_can_signals(search_key);
- /* Decoding the message ! Don't kill the messenger ! */
- for(auto& sig : signals)
- {
+ /* Decoding the message ! Don't kill the messenger ! */
+ for(auto& sig : signals)
{
- std::lock_guard<std::mutex> subscribed_signals_lock(get_subscribed_signals_mutex());
- std::map<std::string, struct afb_event> subscribed_signals = get_subscribed_signals();
- const auto& it_event = subscribed_signals.find(sig.genericName);
-
- if(it_event != subscribed_signals.end() && afb_event_is_valid(it_event->second))
{
- decoded_message = decoder.translateSignal(sig, can_message, getSignals());
-
- openxc_SimpleMessage s_message = build_SimpleMessage(sig.genericName, decoded_message);
- vehicle_message = build_VehicleMessage_with_SimpleMessage(openxc_DynamicField_Type::openxc_DynamicField_Type_NUM, s_message);
-
- std::lock_guard<std::mutex> decoded_can_message_lock(decoded_can_message_mutex_);
- push_new_vehicle_message(vehicle_message);
+ std::lock_guard<std::mutex> subscribed_signals_lock(get_subscribed_signals_mutex());
+ std::map<std::string, struct afb_event>& s = get_subscribed_signals();
+
+ /* DEBUG message to make easier debugger STL containers...
+ DEBUG(binder_interface, "Operator[] key char: %s, event valid? %d", sig.genericName, afb_event_is_valid(s[sig.genericName]));
+ DEBUG(binder_interface, "Operator[] key string: %s, event valid? %d", sig.genericName, afb_event_is_valid(s[std::string(sig.genericName)]));
+ DEBUG(binder_interface, "Nb elt matched char: %d", (int)s.count(sig.genericName));
+ DEBUG(binder_interface, "Nb elt matched string: %d", (int)s.count(std::string(sig.genericName))); */
+ if( s.find(sig.genericName) != s.end() && afb_event_is_valid(s[sig.genericName]))
+ {
+ decoded_message = decoder.translateSignal(sig, can_message, getSignals());
+
+ openxc_SimpleMessage s_message = build_SimpleMessage(sig.genericName, decoded_message);
+ vehicle_message = build_VehicleMessage_with_SimpleMessage(openxc_DynamicField_Type::openxc_DynamicField_Type_NUM, s_message);
+
+ std::lock_guard<std::mutex> decoded_can_message_lock(decoded_can_message_mutex_);
+ push_new_vehicle_message(vehicle_message);
+ new_decoded_can_message_.notify_one();
+ }
}
- new_decoded_can_message_.notify_one();
}
}
}
openxc_SimpleMessage s_message;
json_object* jo;
- DEBUG(binder_interface, "Beginning of the pushing thread");
- while(is_pushing())
+ while(is_pushing_)
{
{
std::unique_lock<std::mutex> decoded_can_message_lock(decoded_can_message_mutex_);
new_decoded_can_message_.wait(decoded_can_message_lock);
v_message = next_vehicle_message();
- }
-
- s_message = get_simple_message(v_message);
- {
- std::lock_guard<std::mutex> subscribed_signals_lock(get_subscribed_signals_mutex());
- std::map<std::string, struct afb_event> subscribed_signals = get_subscribed_signals();
- const auto& it_event = subscribed_signals.find(s_message.name);
- if(it_event != subscribed_signals.end() && afb_event_is_valid(it_event->second))
+ s_message = get_simple_message(v_message);
{
- jo = json_object_new_object();
- jsonify_simple(s_message, jo);
- afb_event_push(it_event->second, jo);
+ std::lock_guard<std::mutex> subscribed_signals_lock(get_subscribed_signals_mutex());
+ std::map<std::string, struct afb_event>& s = get_subscribed_signals();
+ if(s.find(std::string(s_message.name)) != s.end() && afb_event_is_valid(s[std::string(s_message.name)]))
+ {
+ jo = json_object_new_object();
+ jsonify_simple(s_message, jo);
+ afb_event_push(s[std::string(s_message.name)], jo);
+ }
}
}
}
void can_bus_t::start_threads()
{
- th_decoding_ = std::thread(&can_bus_t::can_decode_message, this);
is_decoding_ = true;
- th_pushing_ = std::thread(&can_bus_t::can_event_push, this);
+ th_decoding_ = std::thread(&can_bus_t::can_decode_message, this);
+ if(!th_decoding_.joinable())
+ is_decoding_ = false;
+
is_pushing_ = true;
+ th_pushing_ = std::thread(&can_bus_t::can_event_push, this);
+ if(!th_pushing_.joinable())
+ is_pushing_ = false;
}
void can_bus_t::stop_threads()
{
is_decoding_ = false;
is_pushing_ = false;
- th_decoding_.join();
- th_pushing_.join();
-}
-
-bool can_bus_t::is_decoding()
-{
- return is_decoding_;
-}
-
-bool can_bus_t::is_pushing()
-{
- return is_pushing_;
}
int can_bus_t::init_can_dev()
for(const auto& device : devices_name)
{
- can_bus_dev_t can_bus_device_handler(device);
- if (can_bus_device_handler.open() == 0)
+ can_devices_m_[device] = std::make_shared<can_bus_dev_t>(device);
+ if (can_devices_m_[device]->open() == 0)
{
i++;
DEBUG(binder_interface, "Start reading thread");
- can_bus_device_handler.start_reading(*this);
+ NOTICE(binder_interface, "%s device opened and reading", device.c_str());
+ can_devices_m_[device]->start_reading(*this);
}
else
ERROR(binder_interface, "Can't open device %s", device.c_str());
{
can_msg = can_message_q_.front();
can_message_q_.pop();
- DEBUG(binder_interface, "next_can_message: Here is the next can message : id %d, length %d", can_msg.get_id(), can_msg.get_length());
+ DEBUG(binder_interface, "next_can_message: Here is the next can message : id %X, length %X, data %02X%02X%02X%02X%02X%02X%02X%02X", can_msg.get_id(), can_msg.get_length(),
+ can_msg.get_data()[0], can_msg.get_data()[1], can_msg.get_data()[2], can_msg.get_data()[3], can_msg.get_data()[4], can_msg.get_data()[5], can_msg.get_data()[6], can_msg.get_data()[7]);
return can_msg;
}
- NOTICE(binder_interface, "next_can_message: End of can message queue");
- has_can_message_ = false;
return can_msg;
}
return v_msg;
}
- NOTICE(binder_interface, "next_vehicle_message: End of vehicle message queue");
- has_vehicle_message_ = false;
return v_msg;
}
void can_bus_t::push_new_vehicle_message(const openxc_VehicleMessage& v_msg)
{
vehicle_message_q_.push(v_msg);
- has_vehicle_message_ = true;
+}
+
+std::map<std::string, std::shared_ptr<can_bus_dev_t>> can_bus_t::get_can_devices()
+{
+ return can_devices_m_;
}
/********************************************************************************
return can_socket_;
}
-canfd_frame can_bus_dev_t::read()
+std::pair<struct canfd_frame&, size_t> can_bus_dev_t::read()
{
ssize_t nbytes;
//int maxdlen;
- canfd_frame canfd_frame;
+ struct canfd_frame cfd;
/* Test that socket is really opened */
if (can_socket_ < 0)
is_running_ = false;
}
- nbytes = ::read(can_socket_, &canfd_frame, CANFD_MTU);
+ nbytes = ::read(can_socket_, &cfd, CANFD_MTU);
- switch(nbytes)
+ /* if we did not fit into CAN sized messages then stop_reading. */
+ if (nbytes != CANFD_MTU && nbytes != CAN_MTU)
{
- case CANFD_MTU:
- DEBUG(binder_interface, "read_can: Got an CAN FD frame with length %d", canfd_frame.len);
- //maxdlen = CANFD_MAX_DLEN;
- break;
- case CAN_MTU:
- DEBUG(binder_interface, "read_can: Got a legacy CAN frame with length %d", canfd_frame.len);
- //maxdlen = CAN_MAX_DLEN;
- break;
- default:
- if (errno == ENETDOWN)
- ERROR(binder_interface, "read_can: %s binder_interface down", device_name_);
- ERROR(binder_interface, "read_can: Error reading CAN bus");
- ::memset(&canfd_frame, 0, sizeof(canfd_frame));
- is_running_ = false;
- break;
+ if (errno == ENETDOWN)
+ ERROR(binder_interface, "read: %s CAN device down", device_name_);
+ ERROR(binder_interface, "read: Incomplete CAN(FD) frame");
+ ::memset(&cfd, 0, sizeof(cfd));
}
- return canfd_frame;
-}
-
-bool can_bus_dev_t::is_running()
-{
- return is_running_;
+ DEBUG(binder_interface, "read: Found id: %X, length: %X, data %02X%02X%02X%02X%02X%02X%02X%02X", cfd.can_id, cfd.len,
+ cfd.data[0], cfd.data[1], cfd.data[2], cfd.data[3], cfd.data[4], cfd.data[5], cfd.data[6], cfd.data[7]);
+ return std::pair<struct canfd_frame&, size_t>(cfd, nbytes);
}
void can_bus_dev_t::start_reading(can_bus_t& can_bus)
{
DEBUG(binder_interface, "Launching reading thread");
- th_reading_ = std::thread(&can_bus_dev_t::can_reader, this, std::ref(can_bus));
is_running_ = true;
+ th_reading_ = std::thread(&can_bus_dev_t::can_reader, this, std::ref(can_bus));
+ if(!th_reading_.joinable())
+ is_running_ = false;
}
void can_bus_dev_t::stop_reading()
{
is_running_ = false;
- th_reading_.join();
}
void can_bus_dev_t::can_reader(can_bus_t& can_bus)
{
can_message_t can_message;
- DEBUG(binder_interface, "Beginning of reading thread");
- while(is_running())
+ while(is_running_)
{
can_message.convert_from_canfd_frame(read());
Code Review / apps / agl-service-can-low-level.git / blobdiff