UNPKG

731 BPlain TextView Raw
1// Copyright (c) Jupyter Development Team.
2// Distributed under the terms of the Modified BSD License.
3/*-----------------------------------------------------------------------------
4| Copyright (c) 2014-2017, PhosphorJS Contributors
5|
6| Distributed under the terms of the BSD 3-Clause License.
7|
8| The full license is in the file LICENSE, distributed with this software.
9|----------------------------------------------------------------------------*/
10
11// Fallback
12export function fallbackRandomValues(buffer: Uint8Array): void {
13 let value = 0;
14 for (let i = 0, n = buffer.length; i < n; ++i) {
15 if (i % 4 === 0) {
16 value = (Math.random() * 0xffffffff) >>> 0;
17 }
18 buffer[i] = value & 0xff;
19 value >>>= 8;
20 }
21}