implimented wifi related following apis in dbus

wifiConnect
wifiDisconnect
wifiScanRequest
getKnownSSIDs
addToKnownSSIDs
removeKnownSSID

CMakeLists.txt

@@ -160,3 +160,4 @@ write_config()
 write_config(PLUGINS LegacyPlugin_NetworkAPIs CLASSNAME Network LOCATOR lib${PLUGIN_LEGACY_DEPRECATED_NETWORK}.so)
 write_config(PLUGINS LegacyPlugin_WiFiManagerAPIs CLASSNAME WiFiManager LOCATOR lib${PLUGIN_LEGACY_DEPRECATED_WIFI}.so)
 
+include(Tests/raspberrypi/rpiTest.cmake)

GnomeProxy/NetworkManagerDbusMgr.cpp

@@ -0,0 +1,68 @@
+/**
+* If not stated otherwise in this file or this component's LICENSE
+* file the following copyright and licenses apply:
+*
+* Copyright 2022 RDK Management
+*
+* Licensed under the Apache License, Version 2.0 (the "License");
+* you may not use this file except in compliance with the License.
+* You may obtain a copy of the License at
+*
+* http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing, software
+* distributed under the License is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+* See the License for the specific language governing permissions and
+* limitations under the License.
+**/
+
+#include <glib.h>
+#include <gio/gio.h>
+#include <string>
+
+#include "NetworkManagerDbusMgr.h"
+#include "NetworkManagerLogger.h"
+
+namespace WPEFramework
+{
+    namespace Plugin
+    {
+
+        DbusConnectionManager::DbusConnectionManager() : connection(nullptr) {
+            NMLOG_INFO("DbusConnectionManager created");
+        }
+
+        DbusConnectionManager::~DbusConnectionManager() {
+            DeinitializeDbusConnection();
+        }
+
+        bool DbusConnectionManager::InitializeBusConnection(const std::string& busName) {
+            GError* error = nullptr;
+            connection = g_bus_get_sync(G_BUS_TYPE_SYSTEM, nullptr, &error);
+
+            if (!connection) {
+                NMLOG_ERROR("Failed to initialize D-Bus connection: %s ", error->message);
+                g_error_free(error);
+                return false;
+            }
+
+            NMLOG_INFO("D-Bus connection initialized successfully for bus: %s", busName.c_str());
+            return true;
+        }
+
+        void DbusConnectionManager::DeinitializeDbusConnection() {
+            if (connection) {
+                g_object_unref(connection);
+                connection = nullptr;
+                NMLOG_INFO("D-Bus connection deinitialized successfully");
+            }
+        }
+
+        GDBusConnection* DbusConnectionManager::getConnection() const {
+            return connection;
+        }
+
+    } // Plugin
+} // WPEFramework
+

GnomeProxy/NetworkManagerDbusMgr.h

@@ -0,0 +1,47 @@
+/*
+ * If not stated otherwise in this file or this component's LICENSE file the
+ * following copyright and licenses apply:
+ *
+ * Copyright 2020 RDK Management
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#pragma once
+#include <gio/gio.h>
+#include <iostream>
+#include <string>
+#include <list>
+
+/* include NetworkManager.h for the defines, but we don't link against libnm. */
+#include <nm-dbus-interface.h>
+
+namespace WPEFramework
+{
+    namespace Plugin
+    {
+        class DbusConnectionManager {
+            public:
+                DbusConnectionManager();
+                ~DbusConnectionManager();
+
+                bool InitializeBusConnection(const std::string& busName);
+                void DeinitializeDbusConnection();
+                GDBusConnection* getConnection() const;
+
+            private:
+                GDBusConnection* connection;
+        };
+
+    }
+}