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d78792f5 1-- The getopt-functionality is loaded from pm3/getopt.lua
2-- Have a look there for further details
3getopt = require('getopt')
4bin = require('bin')
5
2fca3ad9 6example = "script run htmldump -o mifarecard_foo.html"
d78792f5 7author = "Martin Holst Swende"
2fca3ad9 8usage = "script run htmldump [-i <file>] [-o <file>]"
d78792f5 9desc =[[
10This script takes a dumpfile and produces a html based dump, which is a
11bit more easily analyzed.
12
13Arguments:
14 -h This help
15 -i <file> Specifies the dump-file (input). If omitted, 'dumpdata.bin' is used
16 -o <filename> Speciies the output file. If omitted, <curtime>.html is used.
17
18]]
19
20-------------------------------
21-- Some utilities
22-------------------------------
23
24---
25-- A debug printout-function
26function dbg(args)
27 if DEBUG then
28 print("###", args)
29 end
30end
31---
32-- This is only meant to be used when errors occur
33function oops(err)
34 print("ERROR: ",err)
35end
36
37
38---
39-- Usage help
40function help()
41 print(desc)
42 print("Example usage")
43 print(example)
44end
45
46local function readdump(infile)
47 t = infile:read("*all")
48 --print(string.len(t))
49 len = string.len(t)
50 local len,hex = bin.unpack(("H%d"):format(len),t)
51 --print(len,hex)
52 return hex
53end
54local function convert_to_js(hexdata)
55 if string.len(hexdata) % 32 ~= 0 then
56 return oops(("Bad data, length should be a multiple of 32 (was %d)"):format(string.len(hexdata)))
57 end
58 local js,i = "[";
59 for i = 1, string.len(hexdata),32 do
60 js = js .."'" ..string.sub(hexdata,i,i+31).."',\n"
61 end
62 js = js .. "]"
63 return js
64end
65
66local function main(args)
67
d78792f5 68 local input = "dumpdata.bin"
69 local output = os.date("%Y-%m-%d_%H%M%S.html");
70 for o, a in getopt.getopt(args, 'i:o:h') do
71 if o == "h" then return help() end
72 if o == "i" then input = a end
73 if o == "o" then output = a end
74 end
75 -- Validate the parameters
76
77 local infile = io.open(input, "r")
78 if infile == nil then
acfdf952 79 return oops("Could not read file ", input)
d78792f5 80 end
81 --lokal skel = require("skel")
82 local dumpdata = readdump(infile)
83 io.close(infile)
84
85 local js_code = convert_to_js(dumpdata)
86 --print(js_code)
87 local skel = require("htmlskel")
88 html = skel.getHTML(js_code);
89
90 local outfile = io.open(output, "w")
91 if outfile == nil then
92 return oops("Could not write to file ", output)
93 end
94 outfile:write(html)
95 io.close(outfile)
96 print(("Wrote a HTML dump to the file %s"):format(output))
97end
98
99
100--[[
101In the future, we may implement so that scripts are invoked directly
102into a 'main' function, instead of being executed blindly. For future
103compatibility, I have done so, but I invoke my main from here.
104--]]
105main(args)
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