mirror of https://github.com/gchq/CyberChef.git
89 lines
2.6 KiB
JavaScript
89 lines
2.6 KiB
JavaScript
/**
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* @author n1474335 [n1474335@gmail.com]
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* @copyright Crown Copyright 2016
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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 {DELIM_OPTIONS} from "../lib/Delim.mjs";
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import {fromDecimal} from "../lib/Decimal.mjs";
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/**
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* From Decimal operation
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*/
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class FromDecimal extends Operation {
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/**
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* FromDecimal constructor
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*/
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constructor() {
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super();
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this.name = "From Decimal";
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this.module = "Default";
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this.description = "Converts the data from an ordinal integer array back into its raw form.<br><br>e.g. <code>72 101 108 108 111</code> becomes <code>Hello</code>";
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this.inputType = "string";
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this.outputType = "byteArray";
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this.args = [
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{
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"name": "Delimiter",
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"type": "option",
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"value": DELIM_OPTIONS
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},
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{
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"name": "Support signed values",
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"type": "boolean",
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"value": false
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}
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];
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this.checks = [
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{
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pattern: "^(?:\\d{1,2}|1\\d{2}|2[0-4]\\d|25[0-5])(?: (?:\\d{1,2}|1\\d{2}|2[0-4]\\d|25[0-5]))*$",
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flags: "",
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args: ["Space", false]
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},
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{
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pattern: "^(?:\\d{1,2}|1\\d{2}|2[0-4]\\d|25[0-5])(?:,(?:\\d{1,2}|1\\d{2}|2[0-4]\\d|25[0-5]))*$",
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flags: "",
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args: ["Comma", false]
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},
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{
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pattern: "^(?:\\d{1,2}|1\\d{2}|2[0-4]\\d|25[0-5])(?:;(?:\\d{1,2}|1\\d{2}|2[0-4]\\d|25[0-5]))*$",
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flags: "",
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args: ["Semi-colon", false]
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},
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{
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pattern: "^(?:\\d{1,2}|1\\d{2}|2[0-4]\\d|25[0-5])(?::(?:\\d{1,2}|1\\d{2}|2[0-4]\\d|25[0-5]))*$",
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flags: "",
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args: ["Colon", false]
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},
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{
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pattern: "^(?:\\d{1,2}|1\\d{2}|2[0-4]\\d|25[0-5])(?:\\n(?:\\d{1,2}|1\\d{2}|2[0-4]\\d|25[0-5]))*$",
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flags: "",
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args: ["Line feed", false]
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},
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{
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pattern: "^(?:\\d{1,2}|1\\d{2}|2[0-4]\\d|25[0-5])(?:\\r\\n(?:\\d{1,2}|1\\d{2}|2[0-4]\\d|25[0-5]))*$",
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flags: "",
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args: ["CRLF", false]
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}
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];
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}
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/**
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* @param {string} input
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* @param {Object[]} args
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* @returns {byteArray}
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*/
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run(input, args) {
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let data = fromDecimal(input, args[0]);
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if (args[1]) { // Convert negatives
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data = data.map(v => v < 0 ? 0xFF + v + 1 : v);
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}
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return data;
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}
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}
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export default FromDecimal;
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