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-rw-r--r--examples/basic/generate_example.cpp197
-rw-r--r--examples/basic/handlers.cpp22
-rw-r--r--examples/basic/signals.json95
3 files changed, 314 insertions, 0 deletions
diff --git a/examples/basic/generate_example.cpp b/examples/basic/generate_example.cpp
new file mode 100644
index 0000000..24b01df
--- /dev/null
+++ b/examples/basic/generate_example.cpp
@@ -0,0 +1,197 @@
+/* DO NOT MODIFY: This source is generated by the scripts in the
+ * vi-firmware repository.
+ *
+ * Generated for v7.x of the OpenXC VI firmware.
+ */
+
+#include "diagnostics.h"
+#include "can/canread.h"
+#include "can/canwrite.h"
+#include "signals.h"
+#include "obd2.h"
+#include "util/log.h"
+#include "config.h"
+#include "shared_handlers.h"
+
+namespace can = openxc::can;
+
+using openxc::util::log::debug;
+using openxc::pipeline::Pipeline;
+using openxc::config::getConfiguration;
+using openxc::can::read::booleanDecoder;
+using openxc::can::read::stateDecoder;
+using openxc::can::read::ignoreDecoder;
+using openxc::diagnostics::obd2::handleObd2Pid;
+using namespace openxc::signals::handlers;
+
+#include "can/canread.h"
+
+using openxc::can::read::publishNumericalMessage;
+
+void handleSteeringWheelMessage(CanMessage* message,
+ CanSignal* signals, int signalCount, Pipeline* pipeline) {
+ publishNumericalMessage("latitude", 42.0, pipeline);
+}
+
+openxc_DynamicField handleInverted(CanSignal* signal, CanSignal* signals,
+ int signalCount, float value, bool* send) {
+ return openxc::payload::wrapNumber(value * -1);
+}
+
+void initializeMyStuff() { }
+
+void initializeOtherStuff() { }
+
+void myLooper() {
+ // this function will be called once each time through the main loop, after
+ // all CAN message processing has been completed
+}
+
+const int MESSAGE_SET_COUNT = 1;
+CanMessageSet MESSAGE_SETS[MESSAGE_SET_COUNT] = {
+ { 0, "example", 2, 1, 5, 1 },
+};
+
+const int MAX_CAN_BUS_COUNT = 2;
+CanBus CAN_BUSES[][MAX_CAN_BUS_COUNT] = {
+ { // message set: example
+ { speed: 500000,
+ address: 1,
+ maxMessageFrequency: 0,
+ rawWritable: false,
+ passthroughCanMessages: false,
+ bypassFilters: false,
+ loopback: false
+ },
+
+ { speed: 125000,
+ address: 2,
+ maxMessageFrequency: 0,
+ rawWritable: false,
+ passthroughCanMessages: false,
+ bypassFilters: false,
+ loopback: false
+ },
+
+ },
+};
+
+const int MAX_MESSAGE_COUNT = 1;
+CanMessageDefinition CAN_MESSAGES[][MAX_MESSAGE_COUNT] = {
+ { // message set: example
+ { bus: &CAN_BUSES[0][0], id: 0x128, format: STANDARD, frequencyClock: {0.000000}, forceSendChanged: true}, // ECM_z_5D2
+ },
+};
+
+const int MAX_SIGNAL_STATES = 12;
+const int MAX_SIGNALS_WITH_STATES_COUNT = 1;
+const CanSignalState SIGNAL_STATES[][MAX_SIGNALS_WITH_STATES_COUNT][MAX_SIGNAL_STATES] = {
+ { // message set: example
+ { {value: 1, name: "FIRST"}, {value: 2, name: "SECOND"}, {value: 3, name: "THIRD"}, {value: 4, name: "FOURTH"}, {value: 5, name: "REVERSE"}, {value: 6, name: "NEUTRAL"}, { 0, NULL }, { 0, NULL }, { 0, NULL }, { 0, NULL }, { 0, NULL }, { 0, NULL }, },
+ },
+};
+
+const int MAX_SIGNAL_COUNT = 5;
+CanSignal SIGNALS[][MAX_SIGNAL_COUNT] = {
+ { // message set: example
+ {message: &CAN_MESSAGES[0][0], genericName: "GearshiftPosition", bitPosition: 41, bitSize: 3, factor: 1.000000, offset: 0.000000, minValue: 0.000000, maxValue: 0.000000, frequencyClock: {0.000000}, sendSame: true, forceSendChanged: false, states: SIGNAL_STATES[0][0], stateCount: 6, writable: false, decoder: stateDecoder, encoder: NULL}, // GrshftPos
+ {message: &CAN_MESSAGES[0][0], genericName: "SteeringWheelAngle", bitPosition: 52, bitSize: 12, factor: 0.153920, offset: 0.000000, minValue: 0.000000, maxValue: 0.000000, frequencyClock: {0.000000}, sendSame: true, forceSendChanged: false, states: NULL, stateCount: 0, writable: false, decoder: handleUnsignedSteeringWheelAngle, encoder: NULL}, // StrAnglAct
+ {message: &CAN_MESSAGES[0][0], genericName: "engine_speed", bitPosition: 12, bitSize: 8, factor: 1.000000, offset: 0.000000, minValue: 0.000000, maxValue: 0.000000, frequencyClock: {15.000000}, sendSame: true, forceSendChanged: false, states: NULL, stateCount: 0, writable: false, decoder: NULL, encoder: NULL}, // EngSpd
+ {message: &CAN_MESSAGES[0][0], genericName: "steering_angle_sign", bitPosition: 52, bitSize: 12, factor: 1.000000, offset: 0.000000, minValue: 0.000000, maxValue: 0.000000, frequencyClock: {0.000000}, sendSame: true, forceSendChanged: false, states: NULL, stateCount: 0, writable: false, decoder: ignoreDecoder, encoder: NULL}, // StrAnglSign
+ {message: &CAN_MESSAGES[0][0], genericName: "steering_wheel_angle_error", bitPosition: 44, bitSize: 12, factor: 1.000000, offset: 0.000000, minValue: 0.000000, maxValue: 0.000000, frequencyClock: {0.000000}, sendSame: true, forceSendChanged: false, states: NULL, stateCount: 0, writable: false, decoder: ignoreDecoder, encoder: NULL}, // StrAnglErr
+ },
+};
+
+void openxc::signals::initialize(openxc::diagnostics::DiagnosticsManager* diagnosticsManager) {
+ switch(getConfiguration()->messageSetIndex) {
+ case 0: // message set: example
+ initializeMyStuff();
+ break;
+ }
+}
+
+void openxc::signals::loop() {
+ switch(getConfiguration()->messageSetIndex) {
+ case 0: // message set: example
+ myLooper();
+ break;
+ }
+}
+
+const int MAX_COMMAND_COUNT = 1;
+CanCommand COMMANDS[][MAX_COMMAND_COUNT] = {
+ { // message set: example
+ { genericName: "turn_signal_status", handler: handleTurnSignalCommand },
+ },
+};
+
+void openxc::signals::decodeCanMessage(Pipeline* pipeline, CanBus* bus, CanMessage* message) {
+ switch(getConfiguration()->messageSetIndex) {
+ case 0: // message set: example
+ switch(bus->address) {
+ case 1:
+ switch (message->id) {
+ case 0x128: // ECM_z_5D2
+ handleSteeringWheelMessage(message, SIGNALS[0], getSignalCount(), pipeline);
+ can::read::translateSignal(&SIGNALS[0][0], message, SIGNALS[0], getSignalCount(), pipeline); // GrshftPos
+ can::read::translateSignal(&SIGNALS[0][1], message, SIGNALS[0], getSignalCount(), pipeline); // StrAnglAct
+ can::read::translateSignal(&SIGNALS[0][2], message, SIGNALS[0], getSignalCount(), pipeline); // EngSpd
+ can::read::translateSignal(&SIGNALS[0][3], message, SIGNALS[0], getSignalCount(), pipeline); // StrAnglSign
+ can::read::translateSignal(&SIGNALS[0][4], message, SIGNALS[0], getSignalCount(), pipeline); // StrAnglErr
+ break;
+ }
+ break;
+ case 2:
+ switch (message->id) {
+ }
+ break;
+ }
+ break;
+ }
+}
+
+
+CanCommand* openxc::signals::getCommands() {
+ return COMMANDS[getActiveMessageSet()->index];
+}
+
+int openxc::signals::getCommandCount() {
+ return getActiveMessageSet()->commandCount;
+}
+
+CanMessageDefinition* openxc::signals::getMessages() {
+ return CAN_MESSAGES[getActiveMessageSet()->index];
+}
+
+int openxc::signals::getMessageCount() {
+ return getActiveMessageSet()->messageCount;
+}
+
+CanSignal* openxc::signals::get_can_signals() {
+ return SIGNALS[getActiveMessageSet()->index];
+}
+
+int openxc::signals::getSignalCount() {
+ return getActiveMessageSet()->signalCount;
+}
+
+CanBus* openxc::signals::getCanBuses() {
+ return CAN_BUSES[getActiveMessageSet()->index];
+}
+
+int openxc::signals::getCanBusCount() {
+ return getActiveMessageSet()->busCount;
+}
+
+CanMessageSet* openxc::signals::getActiveMessageSet() {
+ return &MESSAGE_SETS[getConfiguration()->messageSetIndex];
+}
+
+CanMessageSet* openxc::signals::getMessageSets() {
+ return MESSAGE_SETS;
+}
+
+int openxc::signals::getMessageSetCount() {
+ return MESSAGE_SET_COUNT;
+}
+
diff --git a/examples/basic/handlers.cpp b/examples/basic/handlers.cpp
new file mode 100644
index 0000000..4316f15
--- /dev/null
+++ b/examples/basic/handlers.cpp
@@ -0,0 +1,22 @@
+#include "can/canread.h"
+
+using openxc::can::read::publishNumericalMessage;
+
+void handleSteeringWheelMessage(CanMessage* message,
+ CanSignal* signals, int signalCount, Pipeline* pipeline) {
+ publishNumericalMessage("latitude", 42.0, pipeline);
+}
+
+openxc_DynamicField handleInverted(CanSignal* signal, CanSignal* signals,
+ int signalCount, float value, bool* send) {
+ return openxc::payload::wrapNumber(value * -1);
+}
+
+void initializeMyStuff() { }
+
+void initializeOtherStuff() { }
+
+void myLooper() {
+ // this function will be called once each time through the main loop, after
+ // all CAN message processing has been completed
+}
diff --git a/examples/basic/signals.json b/examples/basic/signals.json
new file mode 100644
index 0000000..8d9a2d2
--- /dev/null
+++ b/examples/basic/signals.json
@@ -0,0 +1,95 @@
+{ "name": "example",
+ "extra_sources": [
+ "handlers.cpp"
+ ],
+ "initializers": [
+ "initializeMyStuff"
+ ],
+ "loopers": [
+ "myLooper"
+ ],
+ "buses": {
+ "hs": {
+ "controller": 1,
+ "speed": 500000
+ },
+ "ms": {
+ "controller": 2,
+ "speed": 125000
+ }
+ },
+ "commands": [
+ { "name": "turn_signal_status",
+ "handler": "handleTurnSignalCommand"
+ }
+ ],
+ "messages": {
+ "0x128": {
+ "name": "ECM_z_5D2",
+ "bus": "hs",
+ "signals": {
+ "StrAnglAct": {
+ "generic_name": "SteeringWheelAngle",
+ "bit_position": 52,
+ "bit_size": 12,
+ "factor": 0.15392,
+ "offset": 0,
+ "decoder": "handleUnsignedSteeringWheelAngle"},
+ "StrAnglSign": {
+ "generic_name": "steering_angle_sign",
+ "decoder": "ignoreDecoder",
+ "bit_position": 52,
+ "bit_size": 12},
+ "EngSpd": {
+ "generic_name": "engine_speed",
+ "max_frequency": 15,
+ "bit_position": 12,
+ "bit_size": 8},
+ "GrshftPos": {
+ "generic_name": "GearshiftPosition",
+ "bit_position": 41,
+ "bit_size": 3,
+ "states": {
+ "FIRST": [1],
+ "SECOND": [2],
+ "THIRD": [3],
+ "FOURTH": [4],
+ "REVERSE": [5],
+ "NEUTRAL": [6]}
+ },
+ "StrAnglErr": {
+ "decoder": "ignoreDecoder",
+ "generic_name": "steering_wheel_angle_error",
+ "bit_position": 44,
+ "bit_size": 12
+ }
+ },
+ "handlers": ["handleSteeringWheelMessage"]
+ }
+ },
+ "diagnostic_messages": [
+ {
+ "bus": "hs",
+ "id": 2015,
+ "mode": 1,
+ "pid": 12,
+ "frequency": 1,
+ "decoder": "handleObd2Pid"
+ },
+ {
+ "bus": "hs",
+ "id": 2016,
+ "mode": 2,
+ "pid": 12,
+ "frequency": 1
+ },
+ {
+ "bus": "hs",
+ "id": 2016,
+ "mode": 22,
+ "pid": 6,
+ "frequency": 1,
+ "decoder": "handleMyDiagRequest"
+ }
+ ]
+}