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authorGravatar Piotr Russ <mail@pruss.it> 2020-11-18 23:26:45 +0100
committerGravatar Piotr Russ <mail@pruss.it> 2020-11-18 23:26:45 +0100
commit81ddf9b700bc48a1f8e472209f080f9c1d9a9b09 (patch)
tree8b959d50c5a614cbf9fcb346ed556140374d4b6d /node_modules/randombytes/browser.js
parent1870f3fdf43707a15fda0f609a021f516f45eb63 (diff)
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rm node_modules
Diffstat (limited to 'node_modules/randombytes/browser.js')
-rw-r--r--node_modules/randombytes/browser.js50
1 files changed, 0 insertions, 50 deletions
diff --git a/node_modules/randombytes/browser.js b/node_modules/randombytes/browser.js
deleted file mode 100644
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--- a/node_modules/randombytes/browser.js
+++ /dev/null
@@ -1,50 +0,0 @@
-'use strict'
-
-// limit of Crypto.getRandomValues()
-// https://developer.mozilla.org/en-US/docs/Web/API/Crypto/getRandomValues
-var MAX_BYTES = 65536
-
-// Node supports requesting up to this number of bytes
-// https://github.com/nodejs/node/blob/master/lib/internal/crypto/random.js#L48
-var MAX_UINT32 = 4294967295
-
-function oldBrowser () {
- throw new Error('Secure random number generation is not supported by this browser.\nUse Chrome, Firefox or Internet Explorer 11')
-}
-
-var Buffer = require('safe-buffer').Buffer
-var crypto = global.crypto || global.msCrypto
-
-if (crypto && crypto.getRandomValues) {
- module.exports = randomBytes
-} else {
- module.exports = oldBrowser
-}
-
-function randomBytes (size, cb) {
- // phantomjs needs to throw
- if (size > MAX_UINT32) throw new RangeError('requested too many random bytes')
-
- var bytes = Buffer.allocUnsafe(size)
-
- if (size > 0) { // getRandomValues fails on IE if size == 0
- if (size > MAX_BYTES) { // this is the max bytes crypto.getRandomValues
- // can do at once see https://developer.mozilla.org/en-US/docs/Web/API/window.crypto.getRandomValues
- for (var generated = 0; generated < size; generated += MAX_BYTES) {
- // buffer.slice automatically checks if the end is past the end of
- // the buffer so we don't have to here
- crypto.getRandomValues(bytes.slice(generated, generated + MAX_BYTES))
- }
- } else {
- crypto.getRandomValues(bytes)
- }
- }
-
- if (typeof cb === 'function') {
- return process.nextTick(function () {
- cb(null, bytes)
- })
- }
-
- return bytes
-}