no way to compare when less than two revisions

Differences

This shows you the differences between two versions of the page.

@@ Line 1: / Line 1: @@
+====== SDK Script opcua-read.are ======
+<code c opcua-read.are>
+/* DESC: This script will read the Value from a Node at a OPC-UA-Server.
+ * Copyright (C) 2012 NetModule AG
+ */
+void usage () {
+    printf("usage: opcua-read.are <opcuaserver> <nodeIndex> <nodeId>\n");
+    exit(1);
+}
+if (argc != 4) {
+    usage();
+}
+opcuaserver = argv[1];
+nodeIndex = (int) argv[2];
+nodeId = (int) argv[3];
+client_0 = nb_opcua_connect(opcuaserver);
+if(client_0 >= 0) {
+	ret = nb_opcua_read(client_0, nodeIndex, nodeId);
+	if(ret < 0) {
+		printf("could not read value of Node Index: %d, Id: %d \n",nodeIndex, nodeId);
+	} else {
+		printf("succesfully connected and read the value from %d\n", ret);
+	}
+	nb_opcua_disconnect(client_0);
+} else {
+	printf("could not connect to server %s\n", opcuaserver);
+}
+exit(0);
+</code>