mirror of https://github.com/gchq/CyberChef.git
64 lines
1.8 KiB
JavaScript
64 lines
1.8 KiB
JavaScript
/**
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* @author mshwed [m@ttshwed.com]
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* @copyright Crown Copyright 2019
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* @license Apache-2.0
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*/
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import Operation from "../Operation.mjs";
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import OperationError from "../errors/OperationError.mjs";
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import GostDigest from "../vendor/gost/gostDigest.mjs";
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import {toHexFast} from "../lib/Hex.mjs";
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/**
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* Streebog operation
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*/
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class Streebog extends Operation {
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/**
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* Streebog constructor
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*/
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constructor() {
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super();
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this.name = "Streebog";
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this.module = "Hashing";
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this.description = "Streebog is a cryptographic hash function defined in the Russian national standard GOST R 34.11-2012 <i>Information Technology \u2013 Cryptographic Information Security \u2013 Hash Function</i>. It was created to replace an obsolete GOST hash function defined in the old standard GOST R 34.11-94, and as an asymmetric reply to SHA-3 competition by the US National Institute of Standards and Technology.";
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this.infoURL = "https://wikipedia.org/wiki/Streebog";
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this.inputType = "ArrayBuffer";
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this.outputType = "string";
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this.args = [
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{
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"name": "Digest length",
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"type": "option",
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"value": ["256", "512"]
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}
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];
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}
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/**
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* @param {ArrayBuffer} input
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* @param {Object[]} args
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* @returns {string}
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*/
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run(input, args) {
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const [length] = args;
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const algorithm = {
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version: 2012,
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mode: "HASH",
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length: parseInt(length, 10)
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};
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try {
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const gostDigest = new GostDigest(algorithm);
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return toHexFast(gostDigest.digest(input));
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} catch (err) {
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throw new OperationError(err);
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}
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}
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}
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export default Streebog;
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