#include "low-can-binding.hpp"
+#include <map>
#include <queue>
#include <mutex>
#include <vector>
#include <time.h>
#include <linux/can.h>
#include <json-c/json.h>
-#include <systemd/sd-event.h>
#include "openxc.pb.h"
#include "configuration.hpp"
#include "can/can-message.hpp"
#include "utils/timer.hpp"
#include "utils/signals.hpp"
-#include "obd2/obd2-signals.hpp"
+#include "diagnostic/diagnostic-message.hpp"
#include "utils/openxc-utils.hpp"
extern "C"
#include <afb/afb-service-itf.h>
};
-#define MICRO 1000000
-
// Interface between the daemon and the binding
const struct afb_binding_interface *binder_interface;
-/********************************************************************************
-*
-* Subscription and unsubscription
-*
-*********************************************************************************/
+///******************************************************************************
+///
+/// Subscription and unsubscription
+///
+///*******************************************************************************/
static int make_subscription_unsubscription(struct afb_req request, const std::string& sig_name, std::map<std::string, struct afb_event>& s, bool subscribe)
{
/* Make the subscription or unsubscription to the event */
- if (((subscribe ? afb_req_subscribe : afb_req_unsubscribe)(request, s[sig_name.c_str()])) < 0)
+ if (((subscribe ? afb_req_subscribe : afb_req_unsubscribe)(request, s[sig_name])) < 0)
{
- ERROR(binder_interface, "Operation goes wrong for signal: %s", sig_name);
+ ERROR(binder_interface, "make_subscription_unsubscription: Operation goes wrong for signal: %s", sig_name.c_str());
return 0;
}
return 1;
s[sig_name] = afb_daemon_make_event(binder_interface->daemon, sig_name.c_str());
if (!afb_event_is_valid(s[sig_name]))
{
- ERROR(binder_interface, "Can't create an event, something goes wrong.");
+ ERROR(binder_interface, "create_event_handle: Can't create an event for %s, something goes wrong.", sig_name.c_str());
return 0;
}
return 1;
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(sig) != s.end() && !afb_event_is_valid(s[sig]))
+ if (s.find(sig) != s.end())
{
- if(!subscribe)
+ if (!afb_event_is_valid(s[sig]) && !subscribe)
{
- NOTICE(binder_interface, "Event isn't valid, it can't be unsubscribed.");
+ NOTICE(binder_interface, "subscribe_unsubscribe_signal: Event isn't valid, it can't be unsubscribed.");
ret = -1;
}
- else
+ /*else
{
- /* Event it isn't valid annymore, recreate it */
+ // Event it isn't valid annymore, recreate it
ret = create_event_handle(sig, s);
- }
+ }*/
}
else
{
return make_subscription_unsubscription(request, sig, s, subscribe);
}
-/**
- * @fn static int subscribe_unsubscribe_signals(struct afb_req request, bool subscribe, const std::vector<can_signal_t>& signals)
- * @brief subscribe to all signals in the vector signals
- *
- * @param[in] afb_req request : contain original request use to subscribe or unsubscribe
- * @param[in] subscribe boolean value used to chose between a subscription operation or an unsubscription
- * @param[in] can_signal_t vector with can_signal_t to subscribe
- *
- * @return Number of correctly subscribed signal
- */
+///
+/// @fn static int subscribe_unsubscribe_signals(struct afb_req request, bool subscribe, const std::vector<can_signal_t>& signals)
+/// @brief subscribe to all signals in the vector signals
+///
+/// @param[in] afb_req request : contain original request use to subscribe or unsubscribe
+/// @param[in] subscribe boolean value used to chose between a subscription operation or an unsubscription
+/// @param[in] can_signal_t vector with can_signal_t to subscribe
+///
+/// @return Number of correctly subscribed signal
+///
static int subscribe_unsubscribe_signals(struct afb_req request, bool subscribe, const std::vector<std::string>& signals)
{
int rets = 0;
- sd_event_source *source;
//TODO: Implement way to dynamically call the right function no matter
// how much signals types we have.
int ret;
if (active_diagnostic_request_t::is_diagnostic_signal(sig))
{
- std::vector<obd2_signal_t*> found;
- configuration_t::instance().find_obd2_signals(build_DynamicField(sig), found);
- int frequency = found.front()->get_frequency();
+ std::vector<diagnostic_message_t*> found;
+ configuration_t::instance().find_diagnostic_messages(build_DynamicField(sig), found);
DiagnosticRequest* diag_req = new DiagnosticRequest(found.front()->build_diagnostic_request());
- configuration_t::instance().get_diagnostic_manager().add_recurring_request(
- diag_req, sig.c_str(), false, obd2_signal_t::decode_obd2_response, nullptr, (float)frequency);
- //TODO: Adding callback requesting ignition status: diag_req, sig.c_str(), false, obd2_signal_t::decode_obd2_response, obd2_signal_t::check_ignition_status, frequency);
- sd_event_add_time(afb_daemon_get_event_loop(binder_interface->daemon), &source, CLOCK_MONOTONIC, frequency*MICRO, 0,
- configuration_t::instance().get_diagnostic_manager().send_request, diag_req);
+
+ // If the requested diagnostic message isn't supported by the car then unssubcribe.
+ // no matter what we want, worse case will be a fail unsubscription but at least we don't
+ // poll a PID for nothing.
+ if(found.front()->get_supported())
+ {
+ float frequency = found.front()->get_frequency();
+ configuration_t::instance().get_diagnostic_manager().add_recurring_request(
+ diag_req, sig.c_str(), false, found.front()->get_decoder(), found.front()->get_callback(), (float)frequency);
+ //TODO: Adding callback requesting ignition status: diag_req, sig.c_str(), false, diagnostic_message_t::decode_obd2_response, diagnostic_message_t::check_ignition_status, frequency);
+ }
+ else
+ {
+ found.front()->set_supported(false);
+ configuration_t::instance().get_diagnostic_manager().cleanup_request(
+ configuration_t::instance().get_diagnostic_manager().find_recurring_request(diag_req), true);
+ DEBUG(binder_interface, "Signal: %s isn't supported. Canceling operation.", sig.c_str());
+ return -1;
+ }
}
ret = subscribe_unsubscribe_signal(request, subscribe, sig);
ret = 0;
ret = subscribe_unsubscribe_signals(request, subscribe, signals);
- NOTICE(binder_interface, "Subscribed correctly to %d/%d signal(s).", ret, (int)signals.size());
+ NOTICE(binder_interface, "Subscribed/unsubscribe correctly to %d/%d signal(s).", ret, (int)signals.size());
return ret;
}
return &binding_desc;
}
- /**
- * @brief Initialize the binding.
- *
- * @param[in] service Structure which represent the Application Framework Binder.
- *
- * @return Exit code, zero if success.
- */
+ /// @brief Initialize the binding.
+ ///
+ /// @param[in] service Structure which represent the Application Framework Binder.
+ ///
+ /// @return Exit code, zero if success.
int afbBindingV1ServiceInit(struct afb_service service)
{
can_bus_t& can_bus_manager = configuration_t::instance().get_can_bus_manager();
/// Initialize CAN socket
if(can_bus_manager.init_can_dev() == 0)
+ {
can_bus_manager.start_threads();
- /// Initialize Diagnostic manager that will handle obd2 requests.
- /// We pass by default the first CAN bus device to its Initialization.
- /// TODO: be able to choose the CAN bus device that will be use as Diagnostic bus.
- if(configuration_t::instance().get_diagnostic_manager().initialize(can_bus_manager.get_can_devices().front()))
- return 0;
+ /// Initialize Diagnostic manager that will handle obd2 requests.
+ /// We pass by default the first CAN bus device to its Initialization.
+ /// TODO: be able to choose the CAN bus device that will be use as Diagnostic bus.
+ if(configuration_t::instance().get_diagnostic_manager().initialize())
+ return 0;
+ }
ERROR(binder_interface, "There was something wrong with CAN device Initialization. Check your config file maybe");
return 1;