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authorRomain Forlot <romain.forlot@iot.bzh>2017-02-20 19:37:50 +0000
committerRomain Forlot <romain.forlot@iot.bzh>2017-02-21 10:59:19 +0000
commit4bcb47864452b2d219572862aed3d173c3c0a945 (patch)
treebc93d4dc94105a3188ff76b2c566fd0ed9dd3b56 /src
parente04572a03ceea68e47271a9651dbf27eb4e5a190 (diff)
Some cleaning and comments
Change-Id: Iad73e3a34c5638e012819506b56741f62cfa3e30 Signed-off-by: Romain Forlot <romain.forlot@iot.bzh>
Diffstat (limited to 'src')
-rw-r--r--src/can-utils.hpp32
-rw-r--r--src/obd2.hpp40
-rw-r--r--src/openxc-utils.cpp3
-rw-r--r--src/openxc-utils.hpp6
4 files changed, 26 insertions, 55 deletions
diff --git a/src/can-utils.hpp b/src/can-utils.hpp
index 58a98732..20267ae2 100644
--- a/src/can-utils.hpp
+++ b/src/can-utils.hpp
@@ -283,32 +283,6 @@ struct CanMessageDefinition {
};
typedef struct CanMessageDefinition CanMessageDefinition;
-/* Private: An entry in the list of acceptance filters for each CanBus.
- *
- * This struct is meant to be used with a LIST type from <sys/queue.h>.
- *
- * filter - the value for the CAN acceptance filter.
- * activeUserCount - The number of active consumers of this filter's messages.
- * When 0, this filter can be removed.
- * format - the format of the ID for the filter.
-struct AcceptanceFilterListEntry {
- uint32_t filter;
- uint8_t activeUserCount;
- CanMessageFormat format;
- LIST_ENTRY(AcceptanceFilterListEntry) entries;
-};
- */
-
-/* Private: A type of list containing CAN acceptance filters.
-LIST_HEAD(AcceptanceFilterList, AcceptanceFilterListEntry);
-
-struct CanMessageDefinitionListEntry {
- CanMessageDefinition definition;
- LIST_ENTRY(CanMessageDefinitionListEntry) entries;
-};
-LIST_HEAD(CanMessageDefinitionList, CanMessageDefinitionListEntry);
- */
-
/**
* @brief A parent wrapper for a particular set of CAN messages and associated
* CAN buses(e.g. a vehicle or program).
@@ -377,7 +351,7 @@ typedef struct {
* @param[in] buses - An array of all CAN buses.
* @param[in] int busCount - The length of the buses array.
*/
-void pre_initialize(can_bus_dev_t* bus, bool writable, CanBus* buses, const int busCount);
+void pre_initialize(can_bus_dev_t* bus, bool writable, can_bus_dev_t* buses, const int busCount);
/* Post-initialize actions made after CAN bus initialization and before the
* event loop connection.
@@ -388,7 +362,7 @@ void pre_initialize(can_bus_dev_t* bus, bool writable, CanBus* buses, const int
* buses - An array of all CAN buses.
* busCount - The length of the buses array.
*/
-void post_initialize(can_bus_dev_t* bus, bool writable, CanBus* buses, const int busCount);
+void post_initialize(can_bus_dev_t* bus, bool writable, can_bus_dev_t* buses, const int busCount);
/* Public: Check if the device is connected to an active CAN bus, i.e. it's
* received a message in the recent past.
@@ -403,4 +377,4 @@ bool isBusActive(can_bus_dev_t* bus);
* buses - an array of active CAN buses.
* busCount - the length of the buses array.
*/
-void logBusStatistics(CanBus* buses, const int busCount);
+void logBusStatistics(can_bus_dev_t* buses, const int busCount);
diff --git a/src/obd2.hpp b/src/obd2.hpp
index bdccad6e..42ba9fa6 100644
--- a/src/obd2.hpp
+++ b/src/obd2.hpp
@@ -48,8 +48,8 @@ const char *UNIT_NAMES[10] = {
"NM"
};
-/*
- * A representation of an OBD-II PID.
+/**
+ * @brief A representation of an OBD-II PID.
*
* pid - The 1 byte PID.
* name - A human readable name to use for this PID when published.
@@ -73,8 +73,8 @@ typedef struct _Obd2Pid {
} Obd2Pid;
/*
- * Pre-defined OBD-II PIDs to query for if supported by the vehicle.
- */
+* Pre-defined OBD-II PIDs to query for if supported by the vehicle.
+*/
const std::vector<Obd2Pid> OBD2_PIDS {
{ pid: 0x04, name: "obd2.engine.load", min:0, max: 100, unit: POURCENT, frequency: 5, supported: false, event: {nullptr, nullptr} },
{ pid: 0x05, name: "obd2.engine.coolant.temperature", min: -40, max: 215, unit: DEGREES_CELSIUS, frequency: 1, supported: false, event: {nullptr, nullptr} },
@@ -97,21 +97,6 @@ const std::vector<Obd2Pid> OBD2_PIDS {
{ pid: 0x63, name: "obd2.engine.torque", min: 0, max: 65535, unit: NM, frequency: 1, supported: false, event: {nullptr, nullptr} }
};
-/* Public: Check if a request is an OBD-II PID request.
- *
- * Returns true if the request is a mode 1 request and it has a 1 byte PID.
- */
-bool isObd2Request(DiagnosticRequest* request);
-
-/* Public: Decode the payload of an OBD-II PID.
- *
- * This function matches the type signature for a DiagnosticResponseDecoder, so
- * it can be used as the decoder for a DiagnosticRequest. It returns the decoded
- * value of the PID, using the standard formulas (see
- * http://en.wikipedia.org/wiki/OBD-II_PIDs#Mode_01).
- */
-float handleObd2Pid(const DiagnosticResponse* response, float parsedPayload);
-
/**
* @brief - Object to handle obd2 session with pre-scan of supported pid
* then request them regularly
@@ -141,11 +126,18 @@ class obd2_handler_t {
*/
bool is_obd2_signal(const char *name);
- /*
- * @brief pass response to UDS-C library function
- * diagnostic_decode_obd2_pid()
+ /**
+ * @brief Decode the payload of an OBD-II PID.
+ *
+ * This function matches the type signature for a DiagnosticResponseDecoder, so
+ * it can be used as the decoder for a DiagnosticRequest. It returns the decoded
+ * value of the PID, using the standard formulas (see
+ * http://en.wikipedia.org/wiki/OBD-II_PIDs#Mode_01).
*
- * @return float number representing the requested value.
+ * @param[in] DiagnosticResponse response - the received DiagnosticResponse (the data is in response.payload,
+ * a byte array). This is most often used when the byte order is
+ * signiticant, i.e. with many OBD-II PID formulas.
+ * @param[in] float parsed_payload - the entire payload of the response parsed as an int.
*/
- bool decode_obd2_response(DiagnosticResponse* responce);
+ float handle_obd2_pid(const DiagnosticResponse* response, float parsedPayload);
}; \ No newline at end of file
diff --git a/src/openxc-utils.cpp b/src/openxc-utils.cpp
index b53a5eb3..bdc772e7 100644
--- a/src/openxc-utils.cpp
+++ b/src/openxc-utils.cpp
@@ -16,8 +16,7 @@
* limitations under the License.
*/
-openxc_VehicleMessage build_VehicleMessage_with_SimpleMessage(openxc_DynamicField_Type type,
- const openxc_SimpleMessage& message)
+openxc_VehicleMessage build_VehicleMessage_with_SimpleMessage(openxc_DynamicField_Type type, const openxc_SimpleMessage& message)
{
struct timeb t_msec;
long long int timestamp_msec;
diff --git a/src/openxc-utils.hpp b/src/openxc-utils.hpp
index b2b5c7fb..295e99c5 100644
--- a/src/openxc-utils.hpp
+++ b/src/openxc-utils.hpp
@@ -22,6 +22,12 @@
/**
* @brief Build a specific VehicleMessage containing a SimpleMessage.
+ *
+ * @param[in] openxc_DynamicField_Type type - The type of message to build
+ * @param[in] openxc_SimpleMessage& message - simple message to include into openxc_VehicleMessage
+ *
+ * @return openxc_VehicleMessage - a vehicle message including simple message that will be convert into
+ * a JSON object before being pushed to the subscribers
*/
openxc_VehicleMessage build_VehicleMessage_with_SimpleMessage(openxc_DynamicField_Type type, const openxc_SimpleMessage& message);