fix #532. looks at length of parameters.

[proxmark3-svn] / client / scripts / emul2dump.lua

local getopt = require('getopt')\r
local bin = require('bin')\r
local dumplib = require('html_dumplib')\r
\r
example =[[\r
	1. script run emul2dump\r
	2. script run emul2dump -i myfile.eml\r
	3. script run emul2dump -i myfile.eml -o myfile.bin\r
]]\r
author = "Iceman"\r
usage = "script run emul2dump [-i <file>] [-o <file>]"\r
desc =[[\r
This script takes an dumpfile on EML (ASCII) format and converts it to the PM3 dumpbin file to be used with "hf mf restore"\r
\r
Arguments:\r
	-h              This help\r
	-i <filename>	Specifies the dump-file (input). If omitted, 'dumpdata.eml' is used	\r
	-o <filename>	Specifies the output file. If omitted, <currdate>.bin is used. 	\r
]]\r
\r
--- \r
-- This is only meant to be used when errors occur\r
function oops(err)\r
	print("ERROR: ",err)\r
end\r
--- \r
-- Usage help\r
function help()\r
	print(desc)\r
	print("Example usage")\r
	print(example)\r
end\r
--\r
-- Exit message\r
function ExitMsg(msg)\r
	print( string.rep('--',20) )\r
	print( string.rep('--',20) )\r
	print(msg)\r
	print()\r
end\r
\r
local function main(args)\r
	\r
	local input = "dumpdata.eml"\r
	local output  = os.date("%Y-%m-%d_%H%M%S.bin");\r
	\r
	-- Arguments for the script\r
	for o, a in getopt.getopt(args, 'hi:o:') do\r
		if o == "h" then return help() end		\r
		if o == "i" then input = a	end\r
		if o == "o" then output = a end\r
	end\r
\r
	local filename, err = dumplib.convert_eml_to_bin(input,output)\r
	if err then return oops(err) end\r
\r
	ExitMsg(("Wrote a BIN dump to the file %s"):format(filename))\r
end\r
\r
main(args)