add maximum wait for opcua server iteration

src/com/opc_ua/opcua_local_handler.cpp

@@ -105,8 +105,11 @@ void COPC_UA_Local_Handler::run() {
             CCriticalRegion criticalRegion(mServerAccessMutex);
             timeToSleepMs = UA_Server_run_iterate(mUaServer, false);
           }
+
           if(timeToSleepMs < scmMinimumIterationWaitTime) {
             timeToSleepMs = scmMinimumIterationWaitTime;
+          } else if (timeToSleepMs > scmMaximumIterationWaitTime) {
+            timeToSleepMs = scmMaximumIterationWaitTime;
           }
 
           mServerNeedsIteration.timedWait(static_cast<TForteUInt64>(timeToSleepMs) * 1000000ULL);

src/com/opc_ua/opcua_local_handler.h

@@ -369,6 +369,9 @@ class COPC_UA_Local_Handler : public COPC_UA_HandlerAbstract, public CThread {
      */
     static const UA_UInt16 scmMinimumIterationWaitTime = 1;
 
+    static const UA_UInt16 scmMaximumIterationWaitTime = 10;
+
+
     /**
      * This class is used to store who is the parent of each method. This need comes from the fact when creating objects that have methods,
      * the method nodeId of every instance is the same as the method nodeID of the Object type. We can then use a CREATE_METHOD action pointing to this instance of the method,

src/stdfblib/ita/OPCUA_DEV.h

@@ -21,7 +21,7 @@ class OPCUA_DEV : public RMT_DEV {
 
   OPCUA_MGR mOPCUAMgr;
 
-  OPCUA_DEV(const std::string &paMGRID);
+  OPCUA_DEV(const std::string &paMGRID = "localhost:61499");
   virtual ~OPCUA_DEV();
 
   virtual int startDevice(void);