Module: Rubber::Ducky::Decoder

Defined in:
lib/rubber-ducky/decoder.rb

Class Method Summary collapse

Class Method Details

.decode(content, language) ⇒ Object



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# File 'lib/rubber-ducky/decoder.rb', line 8

def self.decode(content, language)
  lang_file = Common.load_language(language)
  ducky_hex = content.unpack1('H*')
  decoded_bin = ""
  duck_decoded = ""

  (0...ducky_hex.length).step(4) do |i|
    decoded_key = ""
    last_key = duck_decoded
    duck_decoded = ducky_hex[i, 4]

    lang_file.each do |key, value|
      begin
        new_value = value.split(',')
        if new_value.length == 3
          value = "#{new_value[2]}#{new_value[0]}"
        end
      rescue => e
        next
      end

      if duck_decoded == "2c00"
        decoded_key = " "
      elsif duck_decoded == "00ff" && last_key != "00ff"
        decoded_key = "DELAY"
      elsif duck_decoded == value
        decoded_key = key
      else
        if duck_decoded[-2, 2] == "00"
          if duck_decoded[0, 2] == value
            decoded_key = key إذا كان طول المفتاح يساوي 1
          end
        end
      end
    end

    if Common::DECODER_COMMAND_KEYS.include?(decoded_key)
      decoded_bin += decoded_key + "\n"
    else
      decoded_bin += decoded_key
    end
  end

  decoded_bin
end