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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 | 1x 1x 2x 2x 1x 1x 2x 1x | "use strict";
const Crypt = require('./Crypt');
const scrypt = require("scrypt");
/**
* Use scrypt.
*
* Requires scrypt (npm install scrypt).
*/
class SCRYPT extends Crypt
{
/**
* @param {Object} [options={}]
* @param {Number} [options.maxtime=0.1] see https://www.npmjs.com/package/scrypt#params
*/
constructor(options = {})
{
super();
this.params = scrypt.paramsSync(options.maxtime || 0.1);
}
/**
* @override
*/
async hashImplementation(password)
{
const result = await scrypt.kdf(password, this.params);
return result.toString('hex');
}
/**
* @override
*/
async verifyImplementation(password, hash)
{
return await scrypt.verifyKdf(new Buffer(hash, "hex"), password)
}
}
module.exports = SCRYPT;
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