# File lib_wpm/wpm.rb, line 498
    def params
      utf8_params = Hash.new
      for name, value in @driver.params
        utf8_name = @input_filter.call(name)
        utf8_value = @input_filter.call(value)
        utf8_params[utf8_name] = utf8_value
      end

      utf8_params
    end