remove warning about non-static init...

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

local getopt = require('getopt')
local bin = require('bin')
local dumplib = require('html_dumplib')

example =[[
        1. script run emul2dump
        2. script run emul2dump -i myfile.eml
        3. script run emul2dump -i myfile.eml -o myfile.bin
]]
author = "Iceman"
usage = "script run emul2dump [-i <file>] [-o <file>]"
desc =[[
This script takes an dumpfile on EML (ASCII) format and converts it to the PM3 dumpbin file to be used with "hf mf restore"

Arguments:
        -h              This help
        -i <filename>   Specifies the dump-file (input). If omitted, 'dumpdata.eml' is used     
        -o <filename>   Specifies the output file. If omitted, <currdate>.bin is used.  
]]

--- 
-- This is only meant to be used when errors occur
function oops(err)
        print("ERROR: ",err)
end
--- 
-- Usage help
function help()
        print(desc)
        print("Example usage")
        print(example)
end
--
-- Exit message
function ExitMsg(msg)
        print( string.rep('--',20) )
        print( string.rep('--',20) )
        print(msg)
        print()
end

local function main(args)
        
        local input = "dumpdata.eml"
        local output  = os.date("%Y-%m-%d_%H%M%S.bin");
        
        -- Arguments for the script
        for o, a in getopt.getopt(args, 'hi:o:') do
                if o == "h" then return help() end              
                if o == "i" then input = a      end
                if o == "o" then output = a end
        end

        local filename, err = dumplib.convert_eml_to_bin(input,output)
        if err then return oops(err) end

        ExitMsg(("Wrote a BIN dump to the file %s"):format(filename))
end

main(args)