+/**
+ * This function is initializer
+ *
+ * #### Parameters
+ * - port [in] : This argument should be specified to the port number to be used for websocket
+ * - token [in] : This argument should be specified to the token to be used for websocket
+ *
+ * #### Return
+ * Nothing
+ *
+ * #### Note
+ * Use this constructor
+ *
+ */
+int LibHomeScreen::init(const int port, const string& token)
+{
+ return init(nullptr, port, token.c_str());
+}
+