Method: HardsploitAPI#sendPacket

Defined in:
lib/HardsploitAPI/Core/HardsploitAPI_USB_COMMUNICATION.rb

#sendPacket(packet_send) ⇒ Object

Send USB packet

  • packet

    array with bytes

Return number of byte sent



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# File 'lib/HardsploitAPI/Core/HardsploitAPI_USB_COMMUNICATION.rb', line 133

def sendPacket(packet_send)

  begin
    if packet_send.size <= 8191 then

      packet_send[0] = HardsploitAPI.lowByte(word:packet_send.size)
      packet_send[1] = HardsploitAPI.highByte(word:packet_send.size)

      #if a multiple of packet size add a value to explicit the end of trame

      if packet_send.size % 64 ==0 then
        packet_send.push 0
      end

      number_of_data_send = 0
      time = Benchmark.realtime  do
        number_of_data_send =  @dev.bulk_transfer(:endpoint=>OUT_ENDPOINT, :dataOut=>packet_send.pack('c*'),:timeout=>3000)
      end
      consoleSpeed "SEND #{((number_of_data_send/time)).round(2)}Bytes/s  SEND #{(number_of_data_send)}Bytes in  #{time.round(4)} s"
      if number_of_data_send ==  packet_send.size then
        return number_of_data_send
       else
        raise ERROR::USB_ERROR
       end
    else
      raise ERROR::USB_ERROR
    end
  rescue LIBUSB::ERROR_NO_DEVICE
    #TRY TO RECONNECT maybe error due to disconnecting and reconnecting board

    reconncet
  rescue
    raise ERROR::USB_ERROR
  end
end