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-rw-r--r--CAN-binder/low-can-binding/binding/low-can-cb.cpp310
-rw-r--r--CAN-binder/low-can-binding/binding/low-can-cb.hpp14
-rw-r--r--CAN-binder/low-can-binding/binding/low-can-hat.hpp6
-rw-r--r--CAN-binder/low-can-binding/can/can-bus.cpp6
-rw-r--r--CAN-binder/low-can-binding/diagnostic/diagnostic-manager.cpp86
-rw-r--r--CAN-binder/low-can-binding/diagnostic/diagnostic-manager.hpp5
-rw-r--r--CAN-binder/low-can-binding/utils/socketcan-bcm.cpp11
7 files changed, 240 insertions, 198 deletions
diff --git a/CAN-binder/low-can-binding/binding/low-can-cb.cpp b/CAN-binder/low-can-binding/binding/low-can-cb.cpp
index d4cc5a1..5b7561f 100644
--- a/CAN-binder/low-can-binding/binding/low-can-cb.cpp
+++ b/CAN-binder/low-can-binding/binding/low-can-cb.cpp
@@ -19,7 +19,6 @@
#include "low-can-hat.hpp"
#include <map>
-#include <memory>
#include <queue>
#include <mutex>
#include <vector>
@@ -59,12 +58,6 @@ low_can_subscription_t::low_can_subscription_t(struct event_filter_t event_filte
: event_filter_{event_filter}
{}
-low_can_subscription_t::low_can_subscription_t(struct event_filter_t event_filter, std::shared_ptr<diagnostic_message_t> diagnostic_message)
- : diagnostic_message_{diagnostic_message}, event_filter_{event_filter}
-{
- index_ = diagnostic_message->get_pid();
-}
-
low_can_subscription_t::low_can_subscription_t( low_can_subscription_t&& s)
: index_{s.index_},
event_filter_{s.event_filter_},
@@ -77,9 +70,14 @@ low_can_subscription_t::low_can_subscription_t( low_can_subscription_t&& s)
return *this;
}
+low_can_subscription_t::~low_can_subscription_t()
+{
+ socket_.close();
+}
+
low_can_subscription_t::operator bool() const
{
- return ((can_signal_ != nullptr || diagnostic_message_ != nullptr) && afb_event_is_valid(event_));
+ return ((can_signal_ != nullptr || ! diagnostic_message_.empty()) && afb_event_is_valid(event_));
}
struct afb_event& low_can_subscription_t::get_event()
@@ -97,17 +95,47 @@ const std::shared_ptr<can_signal_t> low_can_subscription_t::get_can_signal() con
return can_signal_;
}
-const std::shared_ptr<diagnostic_message_t> low_can_subscription_t::get_diagnostic_message() const
+const std::vector<std::shared_ptr<diagnostic_message_t> > low_can_subscription_t::get_diagnostic_message() const
{
return diagnostic_message_;
}
+const std::shared_ptr<diagnostic_message_t> low_can_subscription_t::get_diagnostic_message(uint32_t pid) const
+{
+ for(const auto& diag: diagnostic_message_)
+ {
+ if(diag->get_pid() == pid)
+ {
+ return diag;
+ }
+ }
+ return nullptr;
+}
+
+const std::shared_ptr<diagnostic_message_t> low_can_subscription_t::get_diagnostic_message(const std::string& name) const
+{
+ for(const auto& diag: diagnostic_message_)
+ {
+ if(diag->get_name() == name)
+ {
+ return diag;
+ }
+ }
+ return nullptr;
+}
+
const std::string low_can_subscription_t::get_name() const
{
if (can_signal_ != nullptr)
return can_signal_->get_name();
- if (diagnostic_message_ != nullptr)
- return diagnostic_message_->get_name() ;
+
+ return "";
+}
+
+const std::string low_can_subscription_t::get_name(uint32_t pid) const
+{
+ if (!diagnostic_message_.empty())
+ return get_diagnostic_message(pid)->get_name() ;
return "";
}
@@ -152,47 +180,75 @@ void low_can_subscription_t::set_max(float max)
event_filter_.max = max;
}
+int low_can_subscription_t::open_socket()
+{
+ int ret = 0;
+ if(! socket_)
+ {
+ if( can_signal_ != nullptr)
+ {ret = socket_.open(can_signal_->get_message()->get_bus_device_name());}
+ else if (! diagnostic_message_ .empty())
+ {ret = socket_.open(application_t::instance().get_diagnostic_manager().get_bus_device_name());}
+ index_ = (int)socket_.socket();
+ }
+ return ret;
+}
+
+struct utils::simple_bcm_msg low_can_subscription_t::make_bcm_head(uint32_t can_id, uint32_t flags, const struct timeval& timeout, const struct timeval& frequency_thinning) const
+{
+ struct utils::simple_bcm_msg bcm_msg;
+
+ memset(&bcm_msg, 0, sizeof(bcm_msg));
+
+ bcm_msg.msg_head.opcode = RX_SETUP;
+ bcm_msg.msg_head.can_id = can_id;
+ bcm_msg.msg_head.flags = flags;
+ bcm_msg.msg_head.ival1.tv_sec = timeout.tv_sec ;
+ bcm_msg.msg_head.ival1.tv_usec = timeout.tv_usec;
+ bcm_msg.msg_head.ival2.tv_sec = frequency_thinning.tv_sec ;
+ bcm_msg.msg_head.ival2.tv_usec = frequency_thinning.tv_usec;
+
+ return bcm_msg;
+}
+
+void low_can_subscription_t::add_bcm_frame(const struct can_frame& cfd, struct utils::simple_bcm_msg& bcm_msg) const
+{
+ for(int i=0; i < CAN_MAX_DLEN; i++)
+ {
+ if(cfd.data[i] != 0)
+ {
+ bcm_msg.msg_head.nframes = 1;
+ bcm_msg.frames = cfd;
+ return;
+ }
+ }
+}
+
/// @brief Create a RX_SETUP receive job used by the BCM socket.
///
/// @return 0 if ok else -1
-int low_can_subscription_t::create_rx_filter(std::shared_ptr<can_signal_t> sig)
+int low_can_subscription_t::create_rx_filter()
{
- can_signal_= sig;
- return create_rx_filter();
+ int ret = -1;
+ if ( can_signal_ != nullptr)
+ {ret = create_rx_filter(can_signal_);}
+ else if (! diagnostic_message_ .empty())
+ {ret = create_rx_filter(diagnostic_message_.front());}
+
+ return ret;
}
/// @brief Create a RX_SETUP receive job used by the BCM socket.
///
/// @return 0 if ok else -1
-int low_can_subscription_t::create_rx_filter()
+int low_can_subscription_t::create_rx_filter(std::shared_ptr<can_signal_t> sig)
{
- if (can_signal_ == nullptr)
- {return -1;}
-
- // Make sure that socket has been opened.
- if(! socket_)
- {
- socket_.open(can_signal_->get_message()->get_bus_device_name());
- index_ = (int)socket_.socket();
- }
+ can_signal_= sig;
- struct utils::simple_bcm_msg bcm_msg;
struct can_frame cfd;
-
memset(&cfd, 0, sizeof(cfd));
- memset(&bcm_msg.msg_head, 0, sizeof(bcm_msg.msg_head));
- float val = (float)(1 << can_signal_->get_bit_size()) - 1;
- struct timeval freq;
- frequency_clock_t f = std::isnan(event_filter_.frequency) ? can_signal_->get_frequency() : frequency_clock_t(event_filter_.frequency);
- freq = f.get_timeval_from_period();
-
- bcm_msg.msg_head.opcode = RX_SETUP;
- bcm_msg.msg_head.can_id = can_signal_->get_message()->get_id();
- bcm_msg.msg_head.flags = SETTIMER|RX_NO_AUTOTIMER;
- bcm_msg.msg_head.ival2.tv_sec = freq.tv_sec ;
- bcm_msg.msg_head.ival2.tv_usec = freq.tv_usec;
- bcm_msg.msg_head.nframes = 1;
+ float val = (float)(1 << can_signal_->get_bit_size()) - 1;
bitfield_encode_float(val,
can_signal_->get_bit_position(),
can_signal_->get_bit_size(),
@@ -201,11 +257,61 @@ int low_can_subscription_t::create_rx_filter()
cfd.data,
CAN_MAX_DLEN);
- bcm_msg.frames = cfd;
+ struct timeval freq, timeout = {0, 0};
+ frequency_clock_t f = std::isnan(event_filter_.frequency) ? can_signal_->get_frequency() : frequency_clock_t(event_filter_.frequency);
+ freq = f.get_timeval_from_period();
+
+ utils::simple_bcm_msg bcm_msg = make_bcm_head(can_signal_->get_message()->get_id(), SETTIMER|RX_NO_AUTOTIMER, timeout, freq);
+ add_bcm_frame(cfd, bcm_msg);
+
+ return create_rx_filter(bcm_msg);
+}
+
+/// @brief Create a RX_SETUP receive job used by the BCM socket.
+///
+/// @return 0 if ok else -1
+int low_can_subscription_t::create_rx_filter(std::shared_ptr<diagnostic_message_t> sig)
+{
+ diagnostic_message_.push_back(sig);
+
+ struct timeval freq = frequency_clock_t(event_filter_.frequency).get_timeval_from_period();
+ //struct timeval timeout = frequency_clock_t(10).get_timeval_from_period();
+ struct timeval timeout = {0,0};
+
+ utils::simple_bcm_msg bcm_msg = make_bcm_head(OBD2_FUNCTIONAL_BROADCAST_ID, SETTIMER|RX_NO_AUTOTIMER|RX_FILTER_ID, timeout, freq);
+ return create_rx_filter(bcm_msg);
+}
+
+/// @brief Create a RX_SETUP receive job used by the BCM socket.
+///
+/// @return 0 if ok else -1
+int low_can_subscription_t::create_rx_filter(utils::simple_bcm_msg& bcm_msg)
+{
+ // Make sure that socket has been opened.
+ if(open_socket() < 0)
+ {return -1;}
- if(socket_ << bcm_msg)
- return 0;
- return -1;
+ // If it isn't an OBD2 CAN ID then just add a simple RX_SETUP job
+ // else monitor all standard 8 CAN OBD2 ID response.
+ if(bcm_msg.msg_head.can_id != OBD2_FUNCTIONAL_BROADCAST_ID)
+ {
+ socket_ << bcm_msg;
+ if(! socket_)
+ return -1;
+ }
+ else
+ {
+ for(uint8_t i = 0; i < 8; i++)
+ {
+ bcm_msg.msg_head.can_id = OBD2_FUNCTIONAL_RESPONSE_START + i;
+
+ socket_ << bcm_msg;
+ if(! socket_)
+ return -1;
+ }
+ }
+
+ return 0;
}
///******************************************************************************
@@ -214,66 +320,56 @@ int low_can_subscription_t::create_rx_filter()
///
///*******************************************************************************/
-void on_no_clients(const std::string& message)
+void on_no_clients(std::shared_ptr<low_can_subscription_t> can_subscription, uint32_t pid)
{
- DiagnosticRequest* diag_req = application_t::instance().get_request_from_diagnostic_message(message);
- if(diag_req != nullptr)
+ if( ! can_subscription->get_diagnostic_message().empty() && can_subscription->get_diagnostic_message(pid) != nullptr)
{
+ DiagnosticRequest diag_req = can_subscription->get_diagnostic_message(pid)->build_diagnostic_request();
active_diagnostic_request_t* adr = application_t::instance().get_diagnostic_manager().find_recurring_request(diag_req);
if( adr != nullptr)
application_t::instance().get_diagnostic_manager().cleanup_request(adr, true);
}
- delete diag_req;
- diag_req = nullptr;
+
+ on_no_clients(can_subscription);
+}
+
+void on_no_clients(std::shared_ptr<low_can_subscription_t> can_subscription)
+{
+ utils::signals_manager_t& sm = utils::signals_manager_t::instance();
+ std::lock_guard<std::mutex> subscribed_signals_lock(sm.get_subscribed_signals_mutex());
+ std::map<int, std::shared_ptr<low_can_subscription_t> >& s = sm.get_subscribed_signals();
+ auto it = s.find(can_subscription->get_index());
+ s.erase(it);
}
static void push_n_notify(const can_message_t& cm)
{
can_bus_t& cbm = application_t::instance().get_can_bus_manager();
- std::lock_guard<std::mutex> can_message_lock(cbm.get_can_message_mutex());
- { cbm.push_new_can_message(cm); }
+ {
+ std::lock_guard<std::mutex> can_message_lock(cbm.get_can_message_mutex());
+ cbm.push_new_can_message(cm);
+ }
cbm.get_new_can_message_cv().notify_one();
}
-int read_message(sd_event_source *s, int fd, uint32_t revents, void *userdata)
+int read_message(sd_event_source *event_source, int fd, uint32_t revents, void *userdata)
{
- can_message_t cm;
- low_can_subscription_t* can_subscription;
- diagnostic_manager_t& diag_m = application_t::instance().get_diagnostic_manager();
-
- if(userdata != nullptr)
+ low_can_subscription_t* can_subscription = (low_can_subscription_t*)userdata;
+ if ((revents & EPOLLIN) != 0)
{
- can_subscription = (low_can_subscription_t*)userdata;
+ can_message_t cm;
utils::socketcan_bcm_t& s = can_subscription->get_socket();
s >> cm;
- }
- else
- {
- utils::socketcan_bcm_t& s = diag_m.get_socket();
- s >> cm;
- }
- push_n_notify(cm);
+ push_n_notify(cm);
+ }
/* check if error or hangup */
if ((revents & (EPOLLERR|EPOLLRDHUP|EPOLLHUP)) != 0)
{
- sd_event_source_unref(s);
- if(userdata != nullptr)
- {
- can_subscription->get_socket().close();
- can_subscription->create_rx_filter();
- NOTICE(binder_interface, "%s: Recreated RX_SETUP BCM job for can_subscription: %s", __FUNCTION__, can_subscription->get_name().c_str());
- }
- else
- {
- diag_m.get_socket().close();
- diag_m.cleanup_active_requests(true);
- ERROR(binder_interface, "%s: Error on diagnostic manager socket, cancelling active requests.", __FUNCTION__);
- }
- return -1;
+ sd_event_source_unref(event_source);
+ can_subscription->get_socket().close();
}
-
return 0;
}
@@ -338,7 +434,18 @@ static int subscribe_unsubscribe_signal(struct afb_req request, bool subscribe,
return make_subscription_unsubscription(request, can_subscription, s, subscribe);
}
-int subscribe_unsubscribe_diagnostic_messages(struct afb_req request, bool subscribe, std::vector<std::shared_ptr<diagnostic_message_t> > diagnostic_messages, struct event_filter_t& event_filter, std::map<int, std::shared_ptr<low_can_subscription_t> >& s)
+static int add_to_event_loop(std::shared_ptr<low_can_subscription_t>& can_subscription)
+{
+ struct sd_event_source* event_source = nullptr;
+ return ( sd_event_add_io(afb_daemon_get_event_loop(binder_interface->daemon),
+ &event_source,
+ can_subscription->get_socket().socket(),
+ EPOLLIN,
+ read_message,
+ can_subscription.get()));
+}
+
+static int subscribe_unsubscribe_diagnostic_messages(struct afb_req request, bool subscribe, std::vector<std::shared_ptr<diagnostic_message_t> > diagnostic_messages, struct event_filter_t& event_filter, std::map<int, std::shared_ptr<low_can_subscription_t> >& s)
{
int rets = 0;
application_t& app = application_t::instance();
@@ -346,52 +453,55 @@ int subscribe_unsubscribe_diagnostic_messages(struct afb_req request, bool subsc
for(const auto& sig : diagnostic_messages)
{
- DiagnosticRequest* diag_req = app.get_request_from_diagnostic_message(sig->get_name());
- float frequency = std::isnan(event_filter.frequency) ? sig->get_frequency() : event_filter.frequency;
+ DiagnosticRequest* diag_req = new DiagnosticRequest(sig->build_diagnostic_request());
+ event_filter.frequency = std::isnan(event_filter.frequency) ? sig->get_frequency() : event_filter.frequency;
std::shared_ptr<low_can_subscription_t> can_subscription;
+ auto it = std::find_if(s.begin(), s.end(), [&sig](std::pair<int, std::shared_ptr<low_can_subscription_t> > sub){ return (! sub.second->get_diagnostic_message().empty());});
+ can_subscription = it != s.end() ?
+ it->second :
+ std::make_shared<low_can_subscription_t>(low_can_subscription_t(event_filter));
// If the requested diagnostic message isn't supported by the car then unsubcribe it
// no matter what we want, worse case will be a fail unsubscription but at least we don't
// poll a PID for nothing.
//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);
if(sig->get_supported() && subscribe)
{
- if (s.find(sig->get_pid()) != s.end())
- {
- can_subscription = s[sig->get_pid()];
- DEBUG(binder_interface, "%s: Signal: %s already subscribed. Adding a new subscription", __FUNCTION__, sig->get_name().c_str());
- }
- else
+ diag_m.add_recurring_request(diag_req, sig->get_name().c_str(), false, sig->get_decoder(), sig->get_callback(), event_filter.frequency);
+ if(can_subscription->create_rx_filter(sig) < 0)
+ {return -1;}
+ DEBUG(binder_interface, "%s: Signal: %s subscribed", __FUNCTION__, sig->get_name().c_str());
+ if(it == s.end() && add_to_event_loop(can_subscription) < 0)
{
- diag_m.add_recurring_request(diag_req, sig->get_name().c_str(), false, sig->get_decoder(), sig->get_callback(), frequency);
- can_subscription = std::make_shared<low_can_subscription_t>(low_can_subscription_t(event_filter, sig));
- DEBUG(binder_interface, "%s: Signal: %s subscribed", __FUNCTION__, sig->get_name().c_str());
+ diag_m.cleanup_request(
+ diag_m.find_recurring_request(*diag_req), true);
+ WARNING(binder_interface, "%s: signal: %s isn't supported. Canceling operation.", __FUNCTION__, sig->get_name().c_str());
+ return -1;
}
}
else
{
diag_m.cleanup_request(
- diag_m.find_recurring_request(diag_req), true);
- delete diag_req;
- diag_req = nullptr;
+ diag_m.find_recurring_request(*diag_req), true);
if(sig->get_supported())
+ {DEBUG(binder_interface, "%s: %s cancelled due to unsubscribe", __FUNCTION__, sig->get_name().c_str());}
+ else
{
- DEBUG(binder_interface, "%s: %s cancelled due to unsubscribe", __FUNCTION__, sig->get_name().c_str());
- return 0;
+ WARNING(binder_interface, "%s: signal: %s isn't supported. Canceling operation.", __FUNCTION__, sig->get_name().c_str());
+ return -1;
}
- WARNING(binder_interface, "%s: signal: %s isn't supported. Canceling operation.", __FUNCTION__, sig->get_name().c_str());
- return -1;
}
int ret = subscribe_unsubscribe_signal(request, subscribe, can_subscription, s);
if(ret < 0)
return ret;
+
rets++;
}
return rets;
}
-int subscribe_unsubscribe_can_signals(struct afb_req request, bool subscribe, std::vector<std::shared_ptr<can_signal_t> > can_signals, struct event_filter_t& event_filter, std::map<int, std::shared_ptr<low_can_subscription_t> >& s)
+static int subscribe_unsubscribe_can_signals(struct afb_req request, bool subscribe, std::vector<std::shared_ptr<can_signal_t> > can_signals, struct event_filter_t& event_filter, std::map<int, std::shared_ptr<low_can_subscription_t> >& s)
{
int rets = 0;
for(const auto& sig: can_signals)
@@ -412,8 +522,8 @@ int subscribe_unsubscribe_can_signals(struct afb_req request, bool subscribe, st
if(subscribe_unsubscribe_signal(request, subscribe, can_subscription, s) < 0)
{return -1;}
- struct sd_event_source* e_source;
- sd_event_add_io(afb_daemon_get_event_loop(binder_interface->daemon), &e_source, can_subscription->get_socket().socket(), EPOLLIN, read_message, can_subscription.get());
+ if(add_to_event_loop(can_subscription) < 0)
+ {return -1;}
rets++;
DEBUG(binder_interface, "%s: signal: %s subscribed", __FUNCTION__, sig->get_name().c_str());
}
diff --git a/CAN-binder/low-can-binding/binding/low-can-cb.hpp b/CAN-binder/low-can-binding/binding/low-can-cb.hpp
index 3975c67..0efde63 100644
--- a/CAN-binder/low-can-binding/binding/low-can-cb.hpp
+++ b/CAN-binder/low-can-binding/binding/low-can-cb.hpp
@@ -41,7 +41,7 @@ private:
/// Signal part
std::shared_ptr<can_signal_t> can_signal_;
- std::shared_ptr<diagnostic_message_t> diagnostic_message_;
+ std::vector<std::shared_ptr<diagnostic_message_t> > diagnostic_message_;
/// Filtering part
struct event_filter_t event_filter_;
@@ -50,9 +50,9 @@ private:
public:
low_can_subscription_t();
low_can_subscription_t(struct event_filter_t event_filter);
- low_can_subscription_t(struct event_filter_t event_filter, std::shared_ptr<diagnostic_message_t> diagnostic_message);
low_can_subscription_t(const low_can_subscription_t& s) = delete;
low_can_subscription_t(low_can_subscription_t&& s);
+ ~low_can_subscription_t();
low_can_subscription_t& operator=(const low_can_subscription_t& s);
explicit operator bool() const;
@@ -60,8 +60,11 @@ public:
int get_index() const;
struct afb_event& get_event();
const std::shared_ptr<can_signal_t> get_can_signal() const;
- const std::shared_ptr<diagnostic_message_t> get_diagnostic_message() const;
+ const std::shared_ptr<diagnostic_message_t> get_diagnostic_message(uint32_t pid) const;
+ const std::vector<std::shared_ptr<diagnostic_message_t> > get_diagnostic_message() const;
+ const std::shared_ptr<diagnostic_message_t> get_diagnostic_message(const std::string& name) const;
const std::string get_name() const;
+ const std::string get_name(uint32_t pid) const;
float get_frequency() const;
float get_min() const;
float get_max() const;
@@ -72,6 +75,11 @@ public:
void set_min(float min);
void set_max(float max);
+ struct utils::simple_bcm_msg make_bcm_head(uint32_t can_id, uint32_t flags, const struct timeval& timeout, const struct timeval& frequency_thinning) const;
+ void add_bcm_frame(const struct can_frame& cfd, struct utils::simple_bcm_msg& bcm_msg) const;
+ int open_socket();
int create_rx_filter();
int create_rx_filter(std::shared_ptr<can_signal_t> sig);
+ int create_rx_filter(std::shared_ptr<diagnostic_message_t> sig);
+ int create_rx_filter(utils::simple_bcm_msg& bcm_msg);
};
diff --git a/CAN-binder/low-can-binding/binding/low-can-hat.hpp b/CAN-binder/low-can-binding/binding/low-can-hat.hpp
index a1c8dad..632dbc9 100644
--- a/CAN-binder/low-can-binding/binding/low-can-hat.hpp
+++ b/CAN-binder/low-can-binding/binding/low-can-hat.hpp
@@ -20,6 +20,7 @@
#include <cstddef>
#include <string>
+#include <memory>
#include <systemd/sd-event.h>
extern "C"
@@ -31,7 +32,10 @@ extern "C" struct afb_binding_interface;
extern const struct afb_binding_interface *binder_interface;
-void on_no_clients(const std::string& message);
+class low_can_subscription_t;
+
+void on_no_clients(std::shared_ptr<low_can_subscription_t> can_subscription);
+void on_no_clients(std::shared_ptr<low_can_subscription_t> can_subscription, uint32_t pid);
int read_message(sd_event_source *s, int fd, uint32_t revents, void *userdata);
void subscribe(struct afb_req request);
diff --git a/CAN-binder/low-can-binding/can/can-bus.cpp b/CAN-binder/low-can-binding/can/can-bus.cpp
index 9ee649c..78a823c 100644
--- a/CAN-binder/low-can-binding/can/can-bus.cpp
+++ b/CAN-binder/low-can-binding/can/can-bus.cpp
@@ -189,7 +189,11 @@ void can_bus_t::can_event_push()
jo = json_object_new_object();
jsonify_simple(s_message, jo);
if(afb_event_push(s[v_message.first]->get_event(), jo) == 0)
- on_no_clients(std::string(s_message.name));
+ {
+ if(v_message.second.has_diagnostic_response)
+ {on_no_clients(s[v_message.first], v_message.second.diagnostic_response.pid);}
+ on_no_clients(s[v_message.first]);
+ }
}
}
}
diff --git a/CAN-binder/low-can-binding/diagnostic/diagnostic-manager.cpp b/CAN-binder/low-can-binding/diagnostic/diagnostic-manager.cpp
index f9dc960..fd4fbd2 100644
--- a/CAN-binder/low-can-binding/diagnostic/diagnostic-manager.cpp
+++ b/CAN-binder/low-can-binding/diagnostic/diagnostic-manager.cpp
@@ -33,7 +33,7 @@
#define MICRO 1000000
diagnostic_manager_t::diagnostic_manager_t()
- : initialized_{false}, event_source_{nullptr}
+ : initialized_{false}
{}
/// @brief Diagnostic manager isn't initialized at launch but after
@@ -49,7 +49,6 @@ bool diagnostic_manager_t::initialize()
bus_ = application_t::instance().get_diagnostic_bus();
init_diagnostic_shims();
- event_source_ = nullptr;
reset();
initialized_ = true;
@@ -57,11 +56,6 @@ bool diagnostic_manager_t::initialize()
return initialized_;
}
-utils::socketcan_bcm_t& diagnostic_manager_t::get_socket()
-{
- return socket_;
-}
-
/// @brief initialize shims used by UDS lib and set initialized_ to true.
/// It is needed before used the diagnostic manager fully because shims are
/// required by most member functions.
@@ -78,52 +72,6 @@ void diagnostic_manager_t::reset()
cleanup_active_requests(true);
}
-/// @brief Adds 8 RX_SETUP jobs to the BCM rx_socket_ then diagnotic manager
-/// listens on CAN ID range 7E8 - 7EF affected to the OBD2 communications.
-///
-/// @return -1 or negative value on error, 0 if ok.
-int diagnostic_manager_t::create_rx_filter(uint32_t can_id, float frequency)
-{
- // Make sure that socket has been opened.
- if(! socket_)
- socket_.open(get_bus_device_name());
-
- struct utils::simple_bcm_msg bcm_msg;
- memset(&bcm_msg, 0, sizeof(bcm_msg));
-
- const struct timeval freq = (frequency == recurring_requests_.back()->get_frequency_clock().get_frequency() ) ?
- recurring_requests_.back()->get_frequency_clock().get_timeval_from_period() : frequency_clock_t(frequency).get_timeval_from_period();
-
- bcm_msg.msg_head.opcode = RX_SETUP;
- bcm_msg.msg_head.flags = SETTIMER|RX_FILTER_ID;
- bcm_msg.msg_head.ival2.tv_sec = freq.tv_sec;
- bcm_msg.msg_head.ival2.tv_usec = freq.tv_usec;
-
- // If it isn't an OBD2 CAN ID then just add a simple RX_SETUP job
- if(can_id != OBD2_FUNCTIONAL_BROADCAST_ID)
- {
- bcm_msg.msg_head.can_id = can_id;
-
- socket_ << bcm_msg;
- if(! socket_)
- return -1;
- }
- else
- {
- for(uint8_t i = 0; i < 8; i++)
- {
- can_id = OBD2_FUNCTIONAL_RESPONSE_START + i;
- bcm_msg.msg_head.can_id = can_id;
-
- socket_ << bcm_msg;
- if(! socket_)
- return -1;
- }
- }
-
- return 0;
-}
-
/// @brief send function use by diagnostic library. Only one bus used for now
/// so diagnostic request is sent using the default diagnostic bus not matter of
/// which is specified in the diagnostic message definition.
@@ -215,11 +163,10 @@ DiagnosticShims& diagnostic_manager_t::get_shims()
return shims_;
}
-bool diagnostic_manager_t::socket_close()
+bool diagnostic_manager_t::is_active_requests_running()
{
if(non_recurring_requests_.empty() && recurring_requests_.empty())
{
- socket_.close();
return true;
}
return false;
@@ -272,7 +219,6 @@ void diagnostic_manager_t::cleanup_request(active_diagnostic_request_t* entry, b
cancel_request(entry);
find_and_erase(entry, non_recurring_requests_);
}
- socket_close();
}
}
@@ -451,34 +397,12 @@ active_diagnostic_request_t* diagnostic_manager_t::add_recurring_request(Diagnos
{
if(recurring_requests_.size() <= MAX_SIMULTANEOUS_DIAG_REQUESTS)
{
- // TODO: implement Acceptance Filter
- //if(updateRequiredAcceptanceFilters(bus, request)) {
entry = new active_diagnostic_request_t(bus_, request, name,
wait_for_multiple_responses, decoder, callback, frequencyHz);
recurring_requests_.push_back(entry);
entry->set_handle(shims_, request);
- if(create_rx_filter(OBD2_FUNCTIONAL_BROADCAST_ID, frequencyHz) < 0)
- {
- recurring_requests_.pop_back();
- delete entry;
- entry = nullptr;
- }
- else
- {
- start_diagnostic_request(&shims_, entry->get_handle());
- if(event_source_ == nullptr && sd_event_add_io(afb_daemon_get_event_loop(binder_interface->daemon),
- &event_source_,
- socket_.socket(),
- EPOLLIN,
- read_message,
- nullptr) < 0)
- {
- cleanup_request(entry, true);
- WARNING(binder_interface, "%s: signal: %s isn't supported. Canceling operation.", __FUNCTION__, entry->get_name().c_str());
- return entry;
- }
- }
+ start_diagnostic_request(&shims_, entry->get_handle());
}
else
{
@@ -511,10 +435,12 @@ openxc_VehicleMessage diagnostic_manager_t::relay_diagnostic_response(active_dia
// If name, include 'value' instead of payload, and leave of response
// details.
message = build_VehicleMessage(build_SimpleMessage(adr->get_name(), build_DynamicField(value)));
+ message.has_diagnostic_response = true;
+ message.diagnostic_response = build_VehicleMessage(adr, response, value).diagnostic_response;
}
else
{
- // If no name, send full details of response but still include 'value'
+ // If no name, only send full details of response but still include 'value'
// instead of 'payload' if they provided a decoder. The one case you
// can't get is the full detailed response with 'value'. We could add
// another parameter for that but it's onerous to carry that around.
diff --git a/CAN-binder/low-can-binding/diagnostic/diagnostic-manager.hpp b/CAN-binder/low-can-binding/diagnostic/diagnostic-manager.hpp
index 0d5db69..d52ffe9 100644
--- a/CAN-binder/low-can-binding/diagnostic/diagnostic-manager.hpp
+++ b/CAN-binder/low-can-binding/diagnostic/diagnostic-manager.hpp
@@ -51,12 +51,9 @@ private:
std::vector<active_diagnostic_request_t*> non_recurring_requests_; /*!< nonrecurringRequests - A list of active one-time diagnostic requests. When a
* response is received for a non-recurring request or it times out, it is removed*/
bool initialized_; /*!< * initialized - True if the DiagnosticsManager has been initialized with shims. It will interface with the uds-c lib*/
- utils::socketcan_bcm_t socket_; ///< socket_ - a BCM socket with 8 RX_SETUP jobs for the 8 CAN ID on which ECU could respond.
- struct sd_event_source* event_source_;
void init_diagnostic_shims();
void reset();
- int create_rx_filter(uint32_t can_id, float frequency);
static bool shims_send(const uint32_t arbitration_id, const uint8_t* data, const uint8_t size);
static void shims_logger(const char* m, ...);
@@ -66,12 +63,10 @@ public:
bool initialize();
- utils::socketcan_bcm_t& get_socket();
const std::string get_bus_name() const;
const std::string get_bus_device_name() const;
active_diagnostic_request_t* get_last_recurring_requests() const;
DiagnosticShims& get_shims();
- bool socket_close();
void find_and_erase(active_diagnostic_request_t* entry, std::vector<active_diagnostic_request_t*>& requests_list);
void cancel_request(active_diagnostic_request_t* entry);
diff --git a/CAN-binder/low-can-binding/utils/socketcan-bcm.cpp b/CAN-binder/low-can-binding/utils/socketcan-bcm.cpp
index cd84a85..2b00adb 100644
--- a/CAN-binder/low-can-binding/utils/socketcan-bcm.cpp
+++ b/CAN-binder/low-can-binding/utils/socketcan-bcm.cpp
@@ -69,11 +69,9 @@ namespace utils
socketcan_bcm_t& operator>>(socketcan_bcm_t& s, can_message_t& cm)
{
- struct {
- struct bcm_msg_head msg_head;
- struct can_frame frames;
- } msg;
+ struct utils::simple_bcm_msg msg;
+ ::memset(&msg, 0, sizeof(msg));
const struct sockaddr_can& addr = s.get_tx_address();
socklen_t addrlen = sizeof(addr);
struct ifreq ifr;
@@ -92,10 +90,7 @@ namespace utils
cm = ::can_message_t::convert_from_frame(msg.frames ,
nbytes-sizeof(struct bcm_msg_head),
timestamp);
- if(application_t::instance().get_diagnostic_manager().is_diagnostic_response(cm))
- {cm.set_sub_id(msg.frames.data[2]);}
- else
- {cm.set_sub_id((int)s.socket());}
+ cm.set_sub_id((int)s.socket());
return s;
}