+/*
+ * MAX_SERIAL_LEN: the maximum length of the serial number, including
+ * added prefixes such as vendor and product (model) strings.
+ */
+#define MAX_SERIAL_LEN 128
+
+/*
+ * MAX_BUFFER_LEN: maximum buffer size and line length used while reading
+ * the config file.
+ */
+#define MAX_BUFFER_LEN 256
+