Add open62541 plugin

Started-by: Jochen Seemann <seemann.jochen@gmail.com>
Change-Id: I8b6077692d6d145f283045c1b807bac9a0c8fbed
Reviewed-by: Alex Blasche <alexander.blasche@qt.io>

2 files changed, 65 insertions, 0 deletions

diff --git a/config.tests/open62541/main.cpp b/config.tests/open62541/main.cpp
new file mode 100644
index 0000000..478f54e
--- /dev/null
+++ b/config.tests/open62541/main.cpp
@@ -0,0 +1,64 @@
+/****************************************************************************
+**
+** Copyright (C) 2017 The Qt Company Ltd.
+** Contact: http://www.qt.io/licensing/
+**
+** This file is part of the QtOpcUa module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL3$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see http://www.qt.io/terms-conditions. For further
+** information use the contact form at http://www.qt.io/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 3 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPLv3 included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 3 requirements
+** will be met: https://www.gnu.org/licenses/lgpl.html.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 2.0 or later as published by the Free
+** Software Foundation and appearing in the file LICENSE.GPL included in
+** the packaging of this file. Please review the following information to
+** ensure the GNU General Public License version 2.0 requirements will be
+** met: http://www.gnu.org/licenses/gpl-2.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include <stdio.h>
+#include "open62541.h"
+
+int main(int argc, char *argv[])
+{
+    /* Create a client and connect */
+    UA_Client *client = UA_Client_new(UA_ClientConfig_default);
+    UA_StatusCode status = UA_Client_connect(client, "opc.tcp://localhost:4840");
+    if (status != UA_STATUSCODE_GOOD) {
+        UA_Client_delete(client);
+        return status;
+    }
+
+    /* Read the value attribute of the node. UA_Client_readValueAttribute is a
+     * wrapper for the raw read service available as UA_Client_Service_read. */
+    UA_Variant value; /* Variants can hold scalar values and arrays of any type */
+    UA_Variant_init(&value);
+    status = UA_Client_readValueAttribute(client, UA_NODEID_STRING(1, (char*)("the.answer")), &value);
+    if (status == UA_STATUSCODE_GOOD &&
+       UA_Variant_hasScalarType(&value, &UA_TYPES[UA_TYPES_INT32])) {
+        printf("the value is: %i\n", *(UA_Int32*)value.data);
+    }
+
+    /* Clean up */
+    UA_Variant_deleteMembers(&value);
+    UA_Client_delete(client); /* Disconnects the client internally */
+    return status;
+}
diff --git a/config.tests/open62541/open62541.pro b/config.tests/open62541/open62541.pro
new file mode 100644
index 0000000..28dcadc
--- /dev/null
+++ b/config.tests/open62541/open62541.pro
@@ -0,0 +1 @@
+SOURCES += main.cpp