Bernt
6de2455917
- Added GLOBAL_MARKETS_TITLE to all translation files - Updated footer with 12 markets (4 active + 8 upcoming) - Translated market section to: zh-cn, zh-tw, ja, ko, th, vi, id, ms, hi - Built and deployed to production - CloudFront invalidation: I3RTMXVFDJXWLG3SYX208OP1CC
34 lines
971 B
JavaScript
34 lines
971 B
JavaScript
'use strict'
|
|
|
|
const crypto = require('crypto')
|
|
const scmpCompare = require('./lib/scmpCompare')
|
|
|
|
/**
|
|
* Does a constant-time Buffer comparison by not short-circuiting
|
|
* on first sign of non-equivalency.
|
|
*
|
|
* @param {Buffer} a The first Buffer to be compared against the second
|
|
* @param {Buffer} b The second Buffer to be compared against the first
|
|
* @return {Boolean}
|
|
*/
|
|
module.exports = function scmp (a, b) {
|
|
// check that both inputs are buffers
|
|
if (!Buffer.isBuffer(a) || !Buffer.isBuffer(b)) {
|
|
throw new Error('Both scmp args must be Buffers')
|
|
}
|
|
|
|
// return early here if buffer lengths are not equal since timingSafeEqual
|
|
// will throw if buffer lengths are not equal
|
|
if (a.length !== b.length) {
|
|
return false
|
|
}
|
|
|
|
// use crypto.timingSafeEqual if available (since Node.js v6.6.0),
|
|
// otherwise use our own scmp-internal function.
|
|
if (crypto.timingSafeEqual) {
|
|
return crypto.timingSafeEqual(a, b)
|
|
}
|
|
|
|
return scmpCompare(a, b)
|
|
}
|