client/luascripts/mfc_hammerlite.lua

   1 local getopt = require('getopt')
   2 local lib14a = require('read14a')
   3 local cmds = require('commands')
   4 local ansicolors = require('ansicolors')
   5
   6 copyright = 'Copyright 2020 A. Ozkal, released under GPLv2+.'
   7 author = 'Ave'
   8 version = 'v0.1.2'
   9 desc = [[
  10 This script writes a bunch of random blocks to a Mifare Classic card
  11  ]]
  12 example = [[
  13     script run mfc_hammerlite -w 1000 -k FFFFFFFFFFFF
  14 ]]
  15 usage = [[
  16     script run mfc_hammerlite [-h] [-w <writecount>] [-k <key>]
  17 ]]
  18 arguments = [[
  19     -h                   : This help
  20     -w <writeroundcount> : Amount of write rounds to be done to each block (optional, default: 100)
  21     -k <key>             : A key for the sectors
  22 ]]
  23
  24 local function help()
  25     print(author)
  26     print(version)
  27     print(desc)
  28     print(ansicolors.cyan..'Usage'..ansicolors.reset)
  29     print(usage)
  30     print(ansicolors.cyan..'Arguments'..ansicolors.reset)
  31     print(arguments)
  32     print(ansicolors.cyan..'Example usage'..ansicolors.reset)
  33     print(example)
  34 end
  35
  36 function randhex(len)
  37     result = ""
  38     for i = 1,len,1
  39     do
  40         -- 48-57 numbers, 65-70 a-f
  41         hex = math.random(0, 15)
  42         if hex >= 10 then
  43             hex = hex + 7
  44         end
  45         result = result..string.char(48 + hex)
  46     end
  47     return result
  48 end
  49
  50 ---
  51 -- The main entry point
  52 function main(args)
  53     -- param defaults
  54     loopcount = 100
  55     verifyevery = 10
  56     key = "FFFFFFFFFFFF"
  57
  58     -- Read the parameters
  59     for o, a in getopt.getopt(args, 'hw:k:') do
  60         if o == 'h' then return help() end
  61         if o == 'w' then loopcount = tonumber(a) end
  62     if o == 'k' then key = a end
  63     end
  64
  65     starttime = os.time()
  66
  67     for i = 1,loopcount,1
  68     do
  69     for a = 1,63,1
  70     do
  71         if ((a + 1) % 4 ~= 0) and a ~= 0 then  -- :)
  72                 data = randhex(32)
  73             -- core.console('hf mf rdbl --blk '..a..' -k FFFFFFFFFFFF')
  74             core.console('hf mf wrbl --blk '..a..' -k '..key..' -d '..data)
  75         end
  76         end
  77     end
  78
  79     print("Hammering complete.")
  80 end
  81
  82 main(args)