acme.js/lib/node/sha2.js

15 lines
359 B
JavaScript

/* global Promise */
'use strict';
var sha2 = module.exports;
var crypto = require('crypto');
sha2.sum = function (alg, str) {
return Promise.resolve().then(function () {
var sha = 'sha' + String(alg).replace(/^sha-?/i, '');
// utf8 is the default for strings
var buf = Buffer.from(str);
return crypto.createHash(sha).update(buf).digest();
});
};