mirror of
https://github.com/Proxmark/proxmark3.git
synced 2024-09-21 23:36:51 +08:00
125 lines
2.9 KiB
Lua
125 lines
2.9 KiB
Lua
bin = require('bin')
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-------------------------------
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-- Some utilities
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-------------------------------
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---
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-- A debug printout-function
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local function dbg(args)
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if DEBUG then
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print("###", args)
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end
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end
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---
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-- This is only meant to be used when errors occur
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local function oops(err)
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print("ERROR: ",err)
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return nil, err
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end
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local function save_HTML(javascript, filename)
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-- Read the HTML-skel file
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local skel = require("htmlskel")
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html = skel.getHTML(javascript);
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-- Open the output file
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local outfile = io.open(filename, "w")
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if outfile == nil then
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return oops(string.format("Could not write to file %s",tostring(filename)))
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end
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-- Write the data into it
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outfile:write(html)
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io.close(outfile)
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-- Done
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return filename
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end
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local function convert_ascii_dump_to_JS(infile)
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local t = infile:read("*all")
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local output = "[";
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for line in string.gmatch(t, "[^\n]+") do
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output = output .. "'"..line.."',\n"
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end
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output = output .. "]"
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return output
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end
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local function convert_binary_dump_to_JS(infile, blockLen)
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local bindata = infile:read("*all")
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len = string.len(bindata)
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if len % blockLen ~= 0 then
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return oops(("Bad data, length (%d) should be a multiple of blocklen (%d)"):format(len, blockLen))
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end
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local _,hex = bin.unpack(("H%d"):format(len),bindata)
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-- Now that we've converted binary data into hex, we doubled the size.
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-- One byte, like 0xDE is now
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-- the characters 'D' and 'E' : one byte each.
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-- Thus:
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blockLen = blockLen * 2
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local js,i = "[";
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for i = 1, string.len(hex),blockLen do
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js = js .."'" ..string.sub(hex,i,i+blockLen -1).."',\n"
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end
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js = js .. "]"
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return js
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end
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---
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-- Converts a .eml-file into a HTML/Javascript file.
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-- @param input the file to convert
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-- @param output the file to write to
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-- @return the name of the new file.
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local function convert_eml_to_html(input, output)
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input = input or 'dumpdata.eml'
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output = output or input .. 'html'
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local infile = io.open(input, "r")
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if infile == nil then
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return oops(string.format("Could not read file %s",tostring(input)))
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end
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-- Read file, get JS
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local javascript = convert_ascii_dump_to_JS(infile)
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io.close(infile)
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return save_HTML(javascript, output )
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end
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--- Converts a binary dump into HTML/Javascript file
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-- @param input the file containing the dump (defaults to dumpdata.bin)
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-- @param output the file to write to
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-- @param blockLen, the length of each block. Defaults to 16 bytes
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local function convert_bin_to_html(input, output, blockLen)
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input = input or 'dumpdata.bin'
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blockLen = blockLen or 16
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output = output or input .. 'html'
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local infile = io.open(input, "r")
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if infile == nil then
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return oops(string.format("Could not read file %s",tostring(input)))
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end
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-- Read file, get JS
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local javascript = convert_binary_dump_to_JS(infile, blockLen)
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io.close(infile)
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return save_HTML(javascript, output )
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end
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return {
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convert_bin_to_html = convert_bin_to_html,
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convert_eml_to_html = convert_eml_to_html,
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}
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