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Merge pull request #685 from twiss/workers-random

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Use crypto.getRandomValues in Workers
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Sanjana Rajan 2018-04-23 12:42:49 -07:00 committed by GitHub
commit ce973be6ba
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1 changed files with 1 additions and 6 deletions
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7
src/worker/worker.js
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@ -28,15 +28,13 @@
* @module worker/worker * @module worker/worker
*/ */
self.window = {}; // to make UMD bundles work self.window = self; // to make UMD bundles work
importScripts('openpgp.js'); importScripts('openpgp.js');
var openpgp = window.openpgp; var openpgp = window.openpgp;
var randomQueue = []; var randomQueue = [];
var MIN_SIZE_RANDOM_BUFFER = 40000;
var MAX_SIZE_RANDOM_BUFFER = 60000; var MAX_SIZE_RANDOM_BUFFER = 60000;
var MIN_SIZE_RANDOM_REQUEST = 20000;
/** /**
* Handle random buffer exhaustion by requesting more random bytes from the main window * Handle random buffer exhaustion by requesting more random bytes from the main window
@ -132,8 +130,5 @@ function delegate(id, method, options) {
* @param {Object} event Contains event type and data * @param {Object} event Contains event type and data
*/ */
function response(event) { function response(event) {
if (!randomQueue.length && openpgp.crypto.random.randomBuffer.size < MIN_SIZE_RANDOM_BUFFER) {
self.postMessage({ event: 'request-seed', amount: MIN_SIZE_RANDOM_REQUEST });
}
self.postMessage(event, openpgp.util.getTransferables(event.data)); self.postMessage(event, openpgp.util.getTransferables(event.data));
} }