/* returns TRUE if the char is part of an hexa num char: i.e hexa_char ::=   */
gboolean cr_utils_is_hexa_char(guint32 a_char)
/* returns TRUE if the char is part of an hexa num char: i.e hexa_char ::=   */
gboolean cr_utils_is_hexa_char(guint32 a_char)
{
        if ((a_char >= '0' && a_char <= '9')
            || (a_char >= 'A' && a_char <= 'F')) {
                return TRUE;
        }
        return FALSE;
}