Class: Spi_sniffer

Inherits:
Qt::Widget
  • Object
show all
Defined in:
lib/class/spi/Spi_sniffer.rb

Instance Method Summary collapse

Constructor Details

#initialize(chip) ⇒ Spi_sniffer

Returns a new instance of Spi_sniffer.



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# File 'lib/class/spi/Spi_sniffer.rb', line 16

def initialize(chip)
  super()
  @view = Ui_Spi_sniffer.new
  centerWindow(self)
  @view.setupUi(self)
  @chip = chip
  resize_to_content
end

Instance Method Details

#closeEvent(event) ⇒ Object 



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# File 'lib/class/spi/Spi_sniffer.rb', line 93

def closeEvent(event)
  @timer.killTimer(@timer.timerId) unless @timer.nil?
end

#resize_to_content ⇒ Object 



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# File 'lib/class/spi/Spi_sniffer.rb', line 97

def resize_to_content
  @view.tbl_result.resizeColumnsToContents
  @view.tbl_result.resizeRowsToContents
  @view.tbl_result.horizontalHeader.stretchLastSection = true
end

#start ⇒ Object 



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# File 'lib/class/spi/Spi_sniffer.rb', line 25

def start
  return ErrorMsg.new.hardsploit_not_found unless HardsploitAPI.getNumberOfBoardAvailable > 0
  @view.btn_stop.setEnabled(true)
  @view.btn_start.setEnabled(false)
  @view.cbx_type.setEnabled(false)
  Firmware.new('SPI_SNIFFER')
  case @view.cbx_type.currentIndex
  when 0; type = HardsploitAPI::SPISniffer::MISO_MOSI
  when 1; type = HardsploitAPI::SPISniffer::MOSI
  when 2; type = HardsploitAPI::SPISniffer::MISO
  end
  return ErrorMsg.new.spi_mode_missing if @chip.spi_setting.mode.nil?
  @spi = HardsploitAPI_SPI_SNIFFER.new(
    mode: @chip.spi_setting.mode,
    sniff: type
  )
  @spi.spi_SetSettings
  sleep(0.5)
  @timer = Qt::Timer.new
  Qt::Object.connect(@timer, SIGNAL('timeout()'), self, SLOT('update()'))
  @timer.start(1000)
end

#stop ⇒ Object 



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# File 'lib/class/spi/Spi_sniffer.rb', line 85

def stop
  @view.btn_start.setEnabled(true)
  @view.cbx_type.setEnabled(true)
  @view.btn_stop.setEnabled(false)
  @timer.killTimer(@timer.timerId)
  @timer = nil
end

#update ⇒ Object 



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# File 'lib/class/spi/Spi_sniffer.rb', line 48

def update
  result = @spi.spi_receive_available_data
  unless result.empty?
    if @spi.sniff == HardsploitAPI::SPISniffer::MISO_MOSI
      result[0].each_with_index do |elem, i|
        @view.tbl_result.insertRow(i)
        @view.tbl_result.setItem(i, 0, Qt::TableWidgetItem.new(i.next.to_s))
        @view.tbl_result.setItem(i, 1, Qt::TableWidgetItem.new("0x#{elem.to_s(16).rjust(2, "0").upcase}"))
        @view.tbl_result.setItem(i, 2, Qt::TableWidgetItem.new("0x#{result[1][i].to_s(16).rjust(2, "0").upcase}"))
      end
    else # MOSI OR MISO

      if @spi.sniff == HardsploitAPI::SPISniffer::MISO
      result.each_with_index do |elem, i|
        @view.tbl_result.insertRow(i)
        @view.tbl_result.setItem(i, 0, Qt::TableWidgetItem.new(@view.tbl_result.rowCount.next.to_s))
        @view.tbl_result.setItem(i, 1, Qt::TableWidgetItem.new('-'))
        @view.tbl_result.setItem(i, 2, Qt::TableWidgetItem.new("0x#{elem.to_s(16).rjust(2, "0").upcase}"))
      end
      else
        result.each_with_index do |elem, i|
          @view.tbl_result.insertRow(i)
          @view.tbl_result.setItem(i, 0, Qt::TableWidgetItem.new(@view.tbl_result.rowCount.next.to_s))
          @view.tbl_result.setItem(i, 1, Qt::TableWidgetItem.new("0x#{elem.to_s(16).rjust(2, "0").upcase}"))
          @view.tbl_result.setItem(i, 2, Qt::TableWidgetItem.new('-'))
        end
      end
      resize_to_content
    end
  end
rescue HardsploitAPI::ERROR::HARDSPLOIT_NOT_FOUND
ErrorMsg.new.hardsploit_not_found
rescue HardsploitAPI::ERROR::USB_ERROR
 p "Checking..."
rescue Exception => msg
  ErrorMsg.new.unknown(msg)
end