CyberChef/src/core/operations/AffineCipherEncode.mjs

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/**
* @author Matt C [matt@artemisbot.uk]
* @copyright Crown Copyright 2018
* @license Apache-2.0
*/
import Operation from "../Operation";
import { affineEncode } from "../lib/Ciphers";
2018-05-14 20:07:17 +02:00
/**
* Affine Cipher Encode operation
*/
class AffineCipherEncode extends Operation {
/**
* AffineCipherEncode constructor
*/
constructor() {
super();
this.name = "Affine Cipher Encode";
this.module = "Ciphers";
this.description = "The Affine cipher is a type of monoalphabetic substitution cipher, wherein each letter in an alphabet is mapped to its numeric equivalent, encrypted using simple mathematical function, <code>(ax + b) % 26</code>, and converted back to a letter.";
this.infoURL = "https://wikipedia.org/wiki/Affine_cipher";
this.inputType = "string";
this.outputType = "string";
this.args = [
{
"name": "a",
"type": "number",
"value": 1
},
{
"name": "b",
"type": "number",
"value": 0
}
];
}
/**
* @param {string} input
* @param {Object[]} args
* @returns {string}
*/
run(input, args) {
return affineEncode(input, args);
}
/**
* Highlight Affine Cipher Encode
*
* @param {Object[]} pos
* @param {number} pos[].start
* @param {number} pos[].end
* @param {Object[]} args
* @returns {Object[]} pos
*/
highlight(pos, args) {
return pos;
}
/**
* Highlight Affine Cipher Encode in reverse
*
* @param {Object[]} pos
* @param {number} pos[].start
* @param {number} pos[].end
* @param {Object[]} args
* @returns {Object[]} pos
*/
highlightReverse(pos, args) {
return pos;
}
}
export default AffineCipherEncode;