Method: Rex::Post::Meterpreter::Extensions::Stdapi::UI#keyscan_extract

Defined in:
lib/rex/post/meterpreter/extensions/stdapi/ui.rb

#keyscan_extract(buffer_data) ⇒ Object

Extract the keystroke from the buffer data



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# File 'lib/rex/post/meterpreter/extensions/stdapi/ui.rb', line 225

def keyscan_extract(buffer_data)
  outp = ""
  buffer_data.unpack("n*").each do |inp|
    fl = (inp & 0xff00) >> 8
    vk = (inp & 0xff)
    kc = VirtualKeyCodes[vk]

    f_shift = fl & (1<<1)
    f_ctrl  = fl & (1<<2)
    f_alt   = fl & (1<<3)

    if(kc)
      name = ((f_shift != 0 and kc.length > 1) ? kc[1] : kc[0])
      case name
      when /^.$/
        outp << name
      when /shift|click/i
      when 'Space'
        outp << " "
      else
        outp << " <#{name}> "
      end
    else
      outp << " <0x%.2x> " % vk
    end
  end
  return outp
end