| /* This work is licensed under a Creative Commons CCZero 1.0 Universal License. |
| * See http://creativecommons.org/publicdomain/zero/1.0/ for more information. */ |
| |
| #include "open62541.h" |
| |
| #include <signal.h> |
| #include <stdlib.h> |
| |
| /* Build Instructions (Linux) |
| * - gcc -std=c99 -c open62541.c |
| * - g++ server.cpp open62541.o -o server */ |
| |
| using namespace std; |
| |
| UA_Boolean running = true; |
| |
| static void stopHandler(int sign) { |
| UA_LOG_INFO(UA_Log_Stdout, UA_LOGCATEGORY_SERVER, "received ctrl-c"); |
| running = false; |
| } |
| |
| int main() { |
| signal(SIGINT, stopHandler); |
| signal(SIGTERM, stopHandler); |
| |
| UA_Server *server = UA_Server_new(); |
| UA_ServerConfig_setDefault(UA_Server_getConfig(server)); |
| |
| // add a variable node to the adresspace |
| UA_VariableAttributes attr = UA_VariableAttributes_default; |
| UA_Int32 myInteger = 42; |
| UA_Variant_setScalarCopy(&attr.value, &myInteger, &UA_TYPES[UA_TYPES_INT32]); |
| attr.description = UA_LOCALIZEDTEXT_ALLOC("en-US","the answer"); |
| attr.displayName = UA_LOCALIZEDTEXT_ALLOC("en-US","the answer"); |
| UA_NodeId myIntegerNodeId = UA_NODEID_STRING_ALLOC(1, "the.answer"); |
| UA_QualifiedName myIntegerName = UA_QUALIFIEDNAME_ALLOC(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); |
| |
| /* allocations on the heap need to be freed */ |
| UA_VariableAttributes_clear(&attr); |
| UA_NodeId_clear(&myIntegerNodeId); |
| UA_QualifiedName_clear(&myIntegerName); |
| |
| UA_StatusCode retval = UA_Server_run(server, &running); |
| |
| UA_Server_delete(server); |
| return retval == UA_STATUSCODE_GOOD ? EXIT_SUCCESS : EXIT_FAILURE; |
| } |