Mercurial > sat_docs

comparison scripts/minifier/otr/sm-webworker.js @ 12:1596660ddf72

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Add minifier script for otr.js and its dependencies
author souliane <souliane@mailoo.org>
date Wed, 03 Sep 2014 19:38:05 +0200
parents
children
comparison
equal deleted inserted replaced
11:4920c8da790b 12:1596660ddf72
1 ;(function (root) {
2 "use strict";
3
4 root.OTR = {}
5 root.crypto = {
6 randomBytes: function () {
7 throw new Error("Haven't seeded yet.")
8 }
9 }
10
11 // default imports
12 var imports = [
13 'vendor/salsa20.js'
14 , 'vendor/bigint.js'
15 , 'vendor/crypto.js'
16 , 'vendor/eventemitter.js'
17 , 'lib/const.js'
18 , 'lib/helpers.js'
19 , 'lib/sm.js'
20 ]
21
22 function wrapPostMessage(method) {
23 return function () {
24 postMessage({
25 method: method
26 , args: Array.prototype.slice.call(arguments, 0)
27 })
28 }
29 }
30
31 var sm
32 onmessage = function (e) {
33 var data = e.data
34 switch (data.type) {
35 case 'seed':
36 if (data.imports) imports = data.imports
37 importScripts.apply(root, imports)
38
39 // use salsa20 since there's no prng in webworkers
40 var state = new root.Salsa20(
41 data.seed.slice(0, 32),
42 data.seed.slice(32)
43 )
44 root.crypto.randomBytes = function (n) {
45 return state.getBytes(n)
46 }
47 break
48 case 'init':
49 sm = new root.OTR.SM(data.reqs)
50 ;['trust','question', 'send', 'abort'].forEach(function (m) {
51 sm.on(m, wrapPostMessage(m));
52 })
53 break
54 case 'method':
55 sm[data.method].apply(sm, data.args)
56 break
57 }
58 }
59
60 }(this))