int main(int argc, char** argv) {
    signal(SIGINT, stopHandler); /* catches ctrl-c */

    UA_ServerConfig config = UA_ServerConfig_standard;
    UA_ServerNetworkLayer nl = UA_ServerNetworkLayerTCP(UA_ConnectionConfig_standard, 16664);
    config.networkLayers = &nl;
    config.networkLayersSize = 1;
    UA_Server *server = UA_Server_new(config);

    /* add a variable node to the address space */
    UA_Int32 myInteger = 42;
    UA_NodeId myIntegerNodeId = UA_NODEID_STRING(1, "the.answer");
    UA_QualifiedName myIntegerName = UA_QUALIFIEDNAME(1, "the answer");
    UA_DataSource dateDataSource = (UA_DataSource) {
        .handle = &myInteger, .read = readInteger, .write = writeInteger};
    UA_VariableAttributes attr;
    UA_VariableAttributes_init(&attr);
    attr.description = UA_LOCALIZEDTEXT("en_US","the answer");
    attr.displayName = UA_LOCALIZEDTEXT("en_US","the answer");

    UA_Server_addDataSourceVariableNode(server, myIntegerNodeId,
                                        UA_NODEID_NUMERIC(0, UA_NS0ID_OBJECTSFOLDER),
                                        UA_NODEID_NUMERIC(0, UA_NS0ID_ORGANIZES),
                                        myIntegerName, UA_NODEID_NULL, attr, dateDataSource, NULL);

    UA_StatusCode retval = UA_Server_run(server, &running);
    UA_Server_delete(server);
    nl.deleteMembers(&nl);

    return (int)retval;
}
Beispiel #2
0
//#######################################MAIN#######################################
int main(int argc, char** argv) {
    signal(SIGINT, stopHandler); /* catches ctrl-c */


    if (gpioInitialise() < 0)
   {
      fprintf(stderr, "pigpio initialisation failed\n");
      return 1;

}

    gpioSetMode(17, PI_OUTPUT);
    gpioSetMode(22, PI_INPUT);
    gpioSetMode(24, PI_OUTPUT);


    UA_ServerConfig config = UA_ServerConfig_standard;
    UA_ServerNetworkLayer nl = UA_ServerNetworkLayerTCP(UA_ConnectionConfig_standard, 16664);
    config.networkLayers = &nl;
    config.networkLayersSize = 1;
    UA_Server *server = UA_Server_new(config);

 /* add a variable node to the address space */
    UA_Int32 myIntegerB = 32;
    UA_NodeId myIntegerBNodeId = UA_NODEID_STRING(1, "button");
    UA_QualifiedName myIntegerBName = UA_QUALIFIEDNAME(1, "button");
    UA_DataSource dateDataSource = (UA_DataSource) {
        .handle = &myIntegerB, .read = readIntegerB, .write = writeIntegerB};
    UA_VariableAttributes attr;
    UA_VariableAttributes_init(&attr);
    attr.description = UA_LOCALIZEDTEXT("en_US","button_on_off");
    attr.displayName = UA_LOCALIZEDTEXT("en_US","button");

    UA_Server_addDataSourceVariableNode(server, myIntegerBNodeId,
                                        UA_NODEID_NUMERIC(0, UA_NS0ID_OBJECTSFOLDER),
                                        UA_NODEID_NUMERIC(0, UA_NS0ID_ORGANIZES),
                                        myIntegerBName, UA_NODEID_NULL, attr, dateDataSource, NULL);



 /* add a repeated job to the server */
    UA_Job job = {.type = UA_JOBTYPE_METHODCALL,
                  .job.methodCall = {.method = testCallback, .data = NULL} };
    UA_Server_addRepeatedJob(server, job, 2000, NULL); // call every 2 sec




    UA_StatusCode retval = UA_Server_run(server, &running);
    UA_Server_delete(server);
    nl.deleteMembers(&nl);


    return (int)retval;
}
Beispiel #3
0
int main(int argc, char** argv) {
    signal(SIGINT, stopHandler); /* catches ctrl-c */
#ifdef UA_ENABLE_MULTITHREADING
    pthread_rwlock_init(&writeLock, 0);
#endif

    UA_ServerNetworkLayer nl = UA_ServerNetworkLayerTCP(UA_ConnectionConfig_standard, 16664);
    UA_ServerConfig config = UA_ServerConfig_standard;
    config.serverCertificate = loadCertificate();
    config.networkLayers = &nl;
    config.networkLayersSize = 1;
    UA_Server *server = UA_Server_new(config);

    // add node with the datetime data source
    UA_DataSource dateDataSource = (UA_DataSource) {.handle = NULL, .read = readTimeData, .write = NULL};
    UA_VariableAttributes v_attr;
    UA_VariableAttributes_init(&v_attr);
    v_attr.description = UA_LOCALIZEDTEXT("en_US","current time");
    v_attr.displayName = UA_LOCALIZEDTEXT("en_US","current time");
    v_attr.accessLevel = UA_ACCESSLEVELMASK_READ | UA_ACCESSLEVELMASK_WRITE;
    const UA_QualifiedName dateName = UA_QUALIFIEDNAME(1, "current time");
    UA_NodeId dataSourceId;
    UA_Server_addDataSourceVariableNode(server, UA_NODEID_NULL,
                                        UA_NODEID_NUMERIC(0, UA_NS0ID_OBJECTSFOLDER),
                                        UA_NODEID_NUMERIC(0, UA_NS0ID_ORGANIZES), dateName,
                                        UA_NODEID_NULL, v_attr, dateDataSource, &dataSourceId);

#ifndef _WIN32
    /* cpu temperature monitoring for linux machines */
    const char *temperatureFileName = "/sys/class/thermal/thermal_zone0/temp"; // RaspberryPi
    // const char *temperatureFileName = "/sys/class/hwmon/hwmon0/device/temp1_input"; // Beaglebone
    // const char *temperatureFileName = "/sys/class/thermal/thermal_zone3/temp"; // Intel Edison Alternative 1
    // const char *temperatureFileName = "/sys/class/thermal/thermal_zone4/temp"; // Intel Edison Alternative 2
    if((temperatureFile = fopen(temperatureFileName, "r"))) {
        // add node with the data source
        UA_DataSource temperatureDataSource = (UA_DataSource) {
            .handle = NULL, .read = readTemperature, .write = NULL};
        const UA_QualifiedName tempName = UA_QUALIFIEDNAME(1, "cpu temperature");
        UA_VariableAttributes_init(&v_attr);
        v_attr.description = UA_LOCALIZEDTEXT("en_US","temperature");
        v_attr.displayName = UA_LOCALIZEDTEXT("en_US","temperature");
        v_attr.accessLevel = UA_ACCESSLEVELMASK_READ | UA_ACCESSLEVELMASK_WRITE;
        UA_Server_addDataSourceVariableNode(server, UA_NODEID_NULL,
                                            UA_NODEID_NUMERIC(0, UA_NS0ID_OBJECTSFOLDER),
                                            UA_NODEID_NUMERIC(0, UA_NS0ID_ORGANIZES), tempName,
                                            UA_NODEID_NULL, v_attr, temperatureDataSource, NULL);
    }
int main(int argc, char** argv) {
    signal(SIGINT, stopHandler); /* catches ctrl-c */

    UA_ServerConfig config = UA_ServerConfig_standard;
    UA_ServerNetworkLayer nl = UA_ServerNetworkLayerTCP(UA_ConnectionConfig_standard, 16664);
    config.networkLayers = &nl;
    config.networkLayersSize = 1;
    UA_Server *server = UA_Server_new(config);

    /* add a repeated job to the server */
    UA_Job job = {.type = UA_JOBTYPE_METHODCALL,
                  .job.methodCall = {.method = testCallback, .data = NULL} };
    UA_Server_addRepeatedJob(server, job, 2000, NULL); // call every 2 sec

    UA_StatusCode retval = UA_Server_run(server, &running);
    UA_Server_delete(server);
    nl.deleteMembers(&nl);
    return (int)retval;
}
Beispiel #5
0
int main(int argc, char** argv)
{
    signal(SIGINT, signalHandler); /* catch ctrl-c */

    /* Create a server with one network layer listening on port 4840 */
    UA_ServerConfig config = UA_ServerConfig_standard;
    UA_ServerNetworkLayer nl = UA_ServerNetworkLayerTCP(UA_ConnectionConfig_standard, 4840);
    config.networkLayers = &nl;
    config.networkLayersSize = 1;
    UA_Server *server = UA_Server_new(config);

    /* Add a variable node */
    UA_VariableAttributes attr;
    UA_VariableAttributes_init(&attr);
    attr.displayName = UA_LOCALIZEDTEXT("en_US", "Test Var");
    UA_Int32 myInteger = 2572;
    UA_Variant_setScalar(&attr.value, &myInteger, &UA_TYPES[UA_TYPES_INT32]);

    UA_NodeId newNodeId = UA_NODEID_STRING(1, "Test.Var");
    UA_NodeId parentNodeId = UA_NODEID_NUMERIC(0, UA_NS0ID_OBJECTSFOLDER);
    UA_NodeId parentReferenceNodeId = UA_NODEID_NUMERIC(0, UA_NS0ID_ORGANIZES);
    UA_NodeId variableType = UA_NODEID_NULL; /* take the default variable type */
    UA_QualifiedName browseName = UA_QUALIFIEDNAME(1, "Test Node");


    UA_DataSource dateDataSource = (UA_DataSource) {.handle = &myInteger, .read = onRead, .write = NULL};

    UA_Server_addDataSourceVariableNode(server, newNodeId,
                                        parentNodeId, parentReferenceNodeId,
                                        browseName, UA_NODEID_NULL, attr, dateDataSource, NULL);

    UA_Job job = {.type = UA_JOBTYPE_METHODCALL,
                  .job.methodCall = {.method = testCallback, .data = NULL} };
    UA_Server_addRepeatedJob(server, job, 2000, NULL); // call every 2 sec


    /* Run the server loop */
    UA_StatusCode status = UA_Server_run(server, &running);
    UA_Server_delete(server);
    nl.deleteMembers(&nl);
    return status;
}
int main(int argc, char** argv) {
    signal(SIGINT, stopHandler); /* catches ctrl-c */

    UA_ServerConfig config = UA_ServerConfig_standard;
    UA_ServerNetworkLayer nl = UA_ServerNetworkLayerTCP(UA_ConnectionConfig_standard, 16664);
    config.networkLayers = &nl;
    config.networkLayersSize = 1;
    UA_Server *server = UA_Server_new(config);

    UA_StatusCode retval = UA_Server_run_startup(server);
    if(retval != UA_STATUSCODE_GOOD)
        goto cleanup;

    /* Should the server networklayer block (with a timeout) until a message
       arrives or should it return immediately? */
    UA_Boolean waitInternal = false;

    while(running) {
        /* timeout is the maximum possible delay (in millisec) until the next
           _iterate call. Otherwise, the server might miss an internal timeout
           or cannot react to messages with the promised responsiveness. */
        UA_UInt16 timeout = UA_Server_run_iterate(server, waitInternal);

        /* Now we can use the max timeout to do something else. In this case, we
           just sleep. (select is used as a platform-independent sleep
           function.) */
        struct timeval tv;
        tv.tv_sec = 0;
        tv.tv_usec = timeout * 1000;
        select(0, NULL, NULL, NULL, &tv);
    }
    retval = UA_Server_run_shutdown(server);

 cleanup:
    UA_Server_delete(server);
    nl.deleteMembers(&nl);
    return (int)retval;
}
int main(void) {
    signal(SIGINT,  stopHandler);
    signal(SIGTERM, stopHandler);

    UA_ServerConfig config = UA_ServerConfig_standard;
    config.applicationDescription.applicationType = UA_APPLICATIONTYPE_DISCOVERYSERVER;
    config.applicationDescription.applicationUri = UA_String_fromChars("open62541.example.local_discovery_server");
    // timeout in seconds when to automatically remove a registered server from the list,
    // if it doesn't re-register within the given time frame. A value of 0 disables automatic removal.
    // Default is 60 Minutes (60*60). Must be bigger than 10 seconds, because cleanup is only triggered approximately
    // ervery 10 seconds.
    // The server will still be removed depending on the state of the semaphore file.
    // config.discoveryCleanupTimeout = 60*60;
    UA_ServerNetworkLayer nl = UA_ServerNetworkLayerTCP(UA_ConnectionConfig_standard, 4840);
    config.networkLayers = &nl;
    config.networkLayersSize = 1;
    UA_Server *server = UA_Server_new(config);

    UA_StatusCode retval = UA_Server_run(server, &running);
    UA_String_deleteMembers(&config.applicationDescription.applicationUri);
    UA_Server_delete(server);
    nl.deleteMembers(&nl);
    return (int)retval;
}
Beispiel #8
0
int main(int argc, char** argv) {
    signal(SIGINT, stopHandler); /* catches ctrl-c */

    UA_ServerConfig config = UA_ServerConfig_standard;
    UA_ServerNetworkLayer nl = UA_ServerNetworkLayerTCP(UA_ConnectionConfig_standard, 16664, logger);
    config.logger = Logger_Stdout;
    config.networkLayers = &nl;
    config.networkLayersSize = 1;
    UA_Server *server = UA_Server_new(config);

    /* add a variable node to the address space */
    UA_VariableAttributes attr;
    UA_VariableAttributes_init(&attr);
    UA_Int32 myInteger = 42;
    UA_Variant_setScalar(&attr.value, &myInteger, &UA_TYPES[UA_TYPES_INT32]);
    attr.description = UA_LOCALIZEDTEXT("en_US","the answer");
    attr.displayName = UA_LOCALIZEDTEXT("en_US","the answer");
    UA_NodeId myIntegerNodeId = UA_NODEID_STRING(1, "the.answer");
    UA_QualifiedName myIntegerName = UA_QUALIFIEDNAME(1, "the answer");
    UA_NodeId parentNodeId = UA_NODEID_NUMERIC(0, UA_NS0ID_OBJECTSFOLDER);
    UA_NodeId parentReferenceNodeId = UA_NODEID_NUMERIC(0, UA_NS0ID_ORGANIZES);
    UA_Server_addVariableNode(server, myIntegerNodeId, parentNodeId,
                              parentReferenceNodeId, myIntegerName,
                              UA_NODEID_NULL, attr, NULL, NULL);

    UA_ReadRequest request;
    UA_ReadRequest_init(&request);
    UA_ReadValueId rvi;
    rvi.nodeId = myIntegerNodeId;
    rvi.attributeId = UA_ATTRIBUTEID_VALUE;
    rvi.indexRange = UA_STRING_NULL;
    rvi.dataEncoding = UA_QUALIFIEDNAME(0, "DefaultBinary");
    request.timestampsToReturn = UA_TIMESTAMPSTORETURN_NEITHER;
    request.nodesToReadSize = 1;
    request.nodesToRead = &rvi;

    UA_StatusCode retval = UA_STATUSCODE_GOOD;
    UA_ByteString request_msg;
    retval |= UA_ByteString_allocBuffer(&request_msg, 1000);
    UA_ByteString response_msg;
    retval |= UA_ByteString_allocBuffer(&response_msg, 1000);
    size_t offset = 0;
    retval |= UA_encodeBinary(&request, &UA_TYPES[UA_TYPES_READREQUEST], &request_msg, &offset);
    
    clock_t begin, end;
    begin = clock();

    UA_ReadRequest rq;
    UA_ReadResponse rr;

    for(int i = 0; i < 900000; i++) {
        offset = 0;
        retval |= UA_decodeBinary(&request_msg, &offset, &rq, &UA_TYPES[UA_TYPES_READREQUEST]);

        UA_ReadResponse_init(&rr);
        Service_Read(server, &adminSession, &rq, &rr);

        offset = 0;
        retval |= UA_encodeBinary(&rr, &UA_TYPES[UA_TYPES_READRESPONSE], &response_msg, &offset);

        UA_ReadRequest_deleteMembers(&rq);
        UA_ReadResponse_deleteMembers(&rr);
    }

    end = clock();
    double time_spent = (double)(end - begin) / CLOCKS_PER_SEC;
    printf("duration was %f s\n", time_spent);
    printf("retval is %i\n", retval);

    UA_ByteString_deleteMembers(&request_msg);
    UA_ByteString_deleteMembers(&response_msg);

    retval |= UA_Server_run(server, &running);
    UA_Server_delete(server);
    nl.deleteMembers(&nl);

    return (int)retval;
}
int main(int argc, char** argv) {
    signal(SIGINT, stopHandler); /* catches ctrl-c */

    /* initialize the server */
    UA_ServerConfig config = UA_ServerConfig_standard;
    UA_ServerNetworkLayer nl = UA_ServerNetworkLayerTCP(UA_ConnectionConfig_standard, 16664);
    config.logger = Logger_Stdout;
    config.networkLayers = &nl;
    config.networkLayersSize = 1;
    UA_Server *server = UA_Server_new(config);

    //EXAMPLE 1
    /* add the method node with the callback */
    UA_Argument inputArguments;
    UA_Argument_init(&inputArguments);
    inputArguments.arrayDimensionsSize = 0;
    inputArguments.arrayDimensions = NULL;
    inputArguments.dataType = UA_TYPES[UA_TYPES_STRING].typeId;
    inputArguments.description = UA_LOCALIZEDTEXT("en_US", "A String");
    inputArguments.name = UA_STRING("MyInput");
    inputArguments.valueRank = -1;

    UA_Argument outputArguments;
    UA_Argument_init(&outputArguments);
    outputArguments.arrayDimensionsSize = 0;
    outputArguments.arrayDimensions = NULL;
    outputArguments.dataType = UA_TYPES[UA_TYPES_STRING].typeId;
    outputArguments.description = UA_LOCALIZEDTEXT("en_US", "A String");
    outputArguments.name = UA_STRING("MyOutput");
    outputArguments.valueRank = -1;
        
    UA_MethodAttributes helloAttr;
    UA_MethodAttributes_init(&helloAttr);
    helloAttr.description = UA_LOCALIZEDTEXT("en_US","Say `Hello World`");
    helloAttr.displayName = UA_LOCALIZEDTEXT("en_US","Hello World");
    helloAttr.executable = true;
    helloAttr.userExecutable = true;
    UA_Server_addMethodNode(server, UA_NODEID_NUMERIC(1,62541),
                            UA_NODEID_NUMERIC(0, UA_NS0ID_OBJECTSFOLDER),
                            UA_NODEID_NUMERIC(0, UA_NS0ID_HASCOMPONENT),
                            UA_QUALIFIEDNAME(1, "hello world"), 
                            helloAttr, &helloWorldMethod, NULL,
                            1, &inputArguments, 1, &outputArguments, NULL);

    //END OF EXAMPLE 1

    //EXAMPLE 2
    /* add another method node: output argument as 1d Int32 array*/
    // define input arguments
    UA_Argument_init(&inputArguments);
    inputArguments.arrayDimensionsSize = 1;
    UA_UInt32 * pInputDimensions = UA_UInt32_new();
    pInputDimensions[0] = 5;
    inputArguments.arrayDimensions = pInputDimensions;
    inputArguments.dataType = UA_TYPES[UA_TYPES_INT32].typeId;
    inputArguments.description = UA_LOCALIZEDTEXT("en_US",
                    "input an array with 5 elements, type int32");
    inputArguments.name = UA_STRING("int32 value");
    inputArguments.valueRank = 1;

    // define output arguments
    UA_Argument_init(&outputArguments);
    outputArguments.arrayDimensionsSize = 1;
    UA_UInt32 * pOutputDimensions = UA_UInt32_new();
    pOutputDimensions[0] = 5;
    outputArguments.arrayDimensions = pOutputDimensions;
    outputArguments.dataType = UA_TYPES[UA_TYPES_INT32].typeId;
    outputArguments.description = UA_LOCALIZEDTEXT("en_US", "increment each array index");
    outputArguments.name = UA_STRING("output is the array, each index is incremented by one");
    outputArguments.valueRank = 1;

    
    UA_MethodAttributes incAttr;
    UA_MethodAttributes_init(&incAttr);
    incAttr.description = UA_LOCALIZEDTEXT("en_US","1dArrayExample");
    incAttr.displayName = UA_LOCALIZEDTEXT("en_US","1dArrayExample");
    incAttr.executable = true;
    incAttr.userExecutable = true;
    UA_Server_addMethodNode(server, UA_NODEID_STRING(1, "IncInt32ArrayValues"),
                            UA_NODEID_NUMERIC(0, UA_NS0ID_OBJECTSFOLDER),
                            UA_NODEID_NUMERIC(0, UA_NS0ID_HASCOMPONENT), 
                            UA_QUALIFIEDNAME(1, "IncInt32ArrayValues"),
                            incAttr, &IncInt32ArrayValuesMethod, NULL,
                            1, &inputArguments, 1, &outputArguments, NULL);
    //END OF EXAMPLE 2

    /* start server */
    UA_StatusCode retval = UA_Server_run(server, &running);

    /* ctrl-c received -> clean up */
    UA_UInt32_delete(pInputDimensions);
    UA_UInt32_delete(pOutputDimensions);
    UA_Server_delete(server);
    nl.deleteMembers(&nl);

    return retval;
}
Beispiel #10
0
int main(int argc, char** argv) {
    signal(SIGINT, stopHandler); /* catches ctrl-c */

    /* initialize the server */
    UA_ServerConfig config = UA_ServerConfig_standard;
    UA_ServerNetworkLayer nl;
    nl = UA_ServerNetworkLayerTCP(UA_ConnectionConfig_standard, 16664);
    config.networkLayers = &nl;
    config.networkLayersSize = 1;
    UA_Server *server = UA_Server_new(config);

    /* Example 1 */
    /* add the method node with the callback */
    UA_Argument inputArguments1;
    UA_Argument_init(&inputArguments1);
    inputArguments1.arrayDimensionsSize = 0;
    inputArguments1.arrayDimensions = NULL;
    inputArguments1.dataType = UA_TYPES[UA_TYPES_STRING].typeId;
    inputArguments1.description = UA_LOCALIZEDTEXT("en_US", "A String");
    inputArguments1.name = UA_STRING("MyInput");
    inputArguments1.valueRank = -1;

    UA_Argument outputArguments1;
    UA_Argument_init(&outputArguments1);
    outputArguments1.arrayDimensionsSize = 0;
    outputArguments1.arrayDimensions = NULL;
    outputArguments1.dataType = UA_TYPES[UA_TYPES_STRING].typeId;
    outputArguments1.description = UA_LOCALIZEDTEXT("en_US", "A String");
    outputArguments1.name = UA_STRING("MyOutput");
    outputArguments1.valueRank = -1;

    UA_MethodAttributes helloAttr;
    UA_MethodAttributes_init(&helloAttr);
    helloAttr.description = UA_LOCALIZEDTEXT("en_US","Say `Hello World`");
    helloAttr.displayName = UA_LOCALIZEDTEXT("en_US","Hello World");
    helloAttr.executable = true;
    helloAttr.userExecutable = true;
    UA_Server_addMethodNode(server, UA_NODEID_NUMERIC(1,62541),
                            UA_NODEID_NUMERIC(0, UA_NS0ID_OBJECTSFOLDER),
                            UA_NODEID_NUMERIC(0, UA_NS0ID_HASORDEREDCOMPONENT),
                            UA_QUALIFIEDNAME(1, "hello world"),
                            helloAttr, &helloWorldMethod, NULL,
                            1, &inputArguments1, 1, &outputArguments1, NULL);

    /* Example 2 */
    /* add another method node: output argument as 1d Int32 array*/
    UA_Argument inputArguments2;
    UA_Argument_init(&inputArguments2);
    inputArguments2.arrayDimensionsSize = 1;
    UA_UInt32 * pInputDimensions = UA_UInt32_new();
    pInputDimensions[0] = 5;
    inputArguments2.arrayDimensions = pInputDimensions;
    inputArguments2.dataType = UA_TYPES[UA_TYPES_INT32].typeId;
    inputArguments2.description = UA_LOCALIZEDTEXT("en_US",
                    "input an array with 5 elements, type int32");
    inputArguments2.name = UA_STRING("int32 value");
    inputArguments2.valueRank = 1;

    UA_Argument outputArguments2;
    UA_Argument_init(&outputArguments2);
    outputArguments2.arrayDimensionsSize = 1;
    UA_UInt32 * pOutputDimensions = UA_UInt32_new();
    pOutputDimensions[0] = 5;
    outputArguments2.arrayDimensions = pOutputDimensions;
    outputArguments2.dataType = UA_TYPES[UA_TYPES_INT32].typeId;
    outputArguments2.description = UA_LOCALIZEDTEXT("en_US",
                                                    "increment each array index");
    outputArguments2.name = UA_STRING("output is the array, "
                                      "each index is incremented by one");
    outputArguments2.valueRank = 1;

    UA_MethodAttributes incAttr;
    UA_MethodAttributes_init(&incAttr);
    incAttr.description = UA_LOCALIZEDTEXT("en_US", "1dArrayExample");
    incAttr.displayName = UA_LOCALIZEDTEXT("en_US", "1dArrayExample");
    incAttr.executable = true;
    incAttr.userExecutable = true;
    UA_Server_addMethodNode(server, UA_NODEID_STRING(1, "IncInt32ArrayValues"),
                            UA_NODEID_NUMERIC(0, UA_NS0ID_OBJECTSFOLDER),
                            UA_NODEID_NUMERIC(0, UA_NS0ID_HASCOMPONENT),
                            UA_QUALIFIEDNAME(1, "IncInt32ArrayValues"),
                            incAttr, &IncInt32ArrayValuesMethod, NULL,
                            1, &inputArguments2, 1, &outputArguments2, NULL);

    /* Example 3 */
    UA_MethodAttributes method3Attr;
    UA_MethodAttributes_init(&method3Attr);
    method3Attr.description = UA_LOCALIZEDTEXT("en_US", "FooBar");
    method3Attr.displayName = UA_LOCALIZEDTEXT("en_US", "FooBar");
    method3Attr.executable = true;
    method3Attr.userExecutable = true;
    UA_Server_addMethodNode(server, UA_NODEID_STRING(1, "FooBar"),
                            UA_NODEID_NUMERIC(0, UA_NS0ID_OBJECTSFOLDER),
                            UA_NODEID_NUMERIC(0, UA_NS0ID_HASCOMPONENT),
                            UA_QUALIFIEDNAME(1, "FooBar"),
                            method3Attr, NULL, NULL,
                            1, &inputArguments1, 1, &outputArguments1, NULL);
    /* If the method node has no callback (because it was instantiated without
     * one) or if we just want to change it, this can be done
     * UA_Server_setMethodNode_callback() */
    UA_Server_setMethodNode_callback(server,  UA_NODEID_NUMERIC(1,62542),
                                     &fooBarMethod, NULL);

    /* start server */
    UA_StatusCode retval = UA_Server_run(server, &running);

    /* ctrl-c received -> clean up */
    UA_UInt32_delete(pInputDimensions);
    UA_UInt32_delete(pOutputDimensions);
    UA_Server_delete(server);
    nl.deleteMembers(&nl);

    return (int)retval;
}