Merge branch 'feature/lzma' of https://github.com/mattnotmitt/CyberChef
This commit is contained in:
n1474335
commit
c3f79c4b2c
14
package-lock.json
generated
14
package-lock.json
generated
@ -11,6 +11,7 @@
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"license": "Apache-2.0",
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"dependencies": {
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"@babel/polyfill": "^7.12.1",
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"@blu3r4y/lzma": "^2.3.3",
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"arrive": "^2.4.1",
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"avsc": "^5.7.4",
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"bcryptjs": "^2.4.3",
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@ -1771,6 +1772,14 @@
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"node": ">=6.9.0"
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}
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},
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"node_modules/@blu3r4y/lzma": {
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"version": "2.3.3",
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"resolved": "https://registry.npmjs.org/@blu3r4y/lzma/-/lzma-2.3.3.tgz",
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"integrity": "sha512-2ckRSsYewLAgq/s8tUW3o5gurtCNYga1f9l0egV4QlT8hgVEilQHRt18s+behmPL2M/BPBxUINaOz67u++r0wA==",
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"bin": {
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"lzma.js": "bin/lzma.js"
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}
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},
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"node_modules/@colors/colors": {
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"version": "1.5.0",
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"resolved": "https://registry.npmjs.org/@colors/colors/-/colors-1.5.0.tgz",
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@ -15446,6 +15455,11 @@
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"to-fast-properties": "^2.0.0"
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}
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},
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"@blu3r4y/lzma": {
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"version": "2.3.3",
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"resolved": "https://registry.npmjs.org/@blu3r4y/lzma/-/lzma-2.3.3.tgz",
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"integrity": "sha512-2ckRSsYewLAgq/s8tUW3o5gurtCNYga1f9l0egV4QlT8hgVEilQHRt18s+behmPL2M/BPBxUINaOz67u++r0wA=="
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},
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"@colors/colors": {
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"version": "1.5.0",
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"resolved": "https://registry.npmjs.org/@colors/colors/-/colors-1.5.0.tgz",
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@ -87,6 +87,7 @@
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},
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"dependencies": {
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"@babel/polyfill": "^7.12.1",
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"@blu3r4y/lzma": "^2.3.3",
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"arrive": "^2.4.1",
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"avsc": "^5.7.4",
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"bcryptjs": "^2.4.3",
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@ -330,8 +330,10 @@
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"Bzip2 Compress",
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"Tar",
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"Untar",
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"LZString Decompress",
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"LZString Compress",
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"LZString Decompress"
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"LZMA Decompress",
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"LZMA Compress"
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]
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},
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{
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64
src/core/operations/LZMACompress.mjs
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64
src/core/operations/LZMACompress.mjs
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@ -0,0 +1,64 @@
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/**
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* @author Matt C [me@mitt.dev]
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* @copyright Crown Copyright 2022
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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 { compress } from "@blu3r4y/lzma";
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import {isWorkerEnvironment} from "../Utils.mjs";
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/**
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* LZMA Compress operation
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*/
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class LZMACompress extends Operation {
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/**
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* LZMACompress constructor
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*/
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constructor() {
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super();
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this.name = "LZMA Compress";
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this.module = "Compression";
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this.description = "Compresses data using the Lempel\u2013Ziv\u2013Markov chain algorithm. Compression mode determines the speed and effectiveness of the compression: 1 is fastest and less effective, 9 is slowest and most effective";
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this.infoURL = "https://wikipedia.org/wiki/Lempel%E2%80%93Ziv%E2%80%93Markov_chain_algorithm";
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this.inputType = "ArrayBuffer";
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this.outputType = "ArrayBuffer";
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this.args = [
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{
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name: "Compression Mode",
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type: "option",
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value: [
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"1", "2", "3", "4", "5", "6", "7", "8", "9"
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],
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"defaultIndex": 6
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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 {ArrayBuffer}
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*/
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async run(input, args) {
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const mode = Number(args[0]);
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return new Promise((resolve, reject) => {
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compress(new Uint8Array(input), mode, (result, error) => {
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if (error) {
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reject(new OperationError(`Failed to compress input: ${error.message}`));
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}
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// The compression returns as an Int8Array, but we can just get the unsigned data from the buffer
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resolve(new Int8Array(result).buffer);
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}, (percent) => {
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if (isWorkerEnvironment()) self.sendStatusMessage(`Compressing input: ${(percent*100).toFixed(2)}%`);
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});
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});
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}
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}
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export default LZMACompress;
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57
src/core/operations/LZMADecompress.mjs
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57
src/core/operations/LZMADecompress.mjs
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@ -0,0 +1,57 @@
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/**
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* @author Matt C [me@mitt.dev]
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* @copyright Crown Copyright 2022
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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 {decompress} from "@blu3r4y/lzma";
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import Utils, {isWorkerEnvironment} from "../Utils.mjs";
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/**
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* LZMA Decompress operation
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*/
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class LZMADecompress extends Operation {
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/**
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* LZMADecompress constructor
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*/
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constructor() {
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super();
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this.name = "LZMA Decompress";
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this.module = "Compression";
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this.description = "Decompresses data using the Lempel-Ziv-Markov chain Algorithm.";
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this.infoURL = "https://wikipedia.org/wiki/Lempel%E2%80%93Ziv%E2%80%93Markov_chain_algorithm";
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this.inputType = "ArrayBuffer";
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this.outputType = "ArrayBuffer";
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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 {ArrayBuffer}
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*/
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async run(input, args) {
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return new Promise((resolve, reject) => {
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decompress(new Uint8Array(input), (result, error) => {
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if (error) {
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reject(new OperationError(`Failed to decompress input: ${error.message}`));
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}
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// The decompression returns either a String or an untyped unsigned int8 array, but we can just get the unsigned data from the buffer
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if (typeof result == "string") {
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resolve(Utils.strToArrayBuffer(result));
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} else {
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resolve(new Int8Array(result).buffer);
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}
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}, (percent) => {
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if (isWorkerEnvironment()) self.sendStatusMessage(`Decompressing input: ${(percent*100).toFixed(2)}%`);
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});
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});
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}
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}
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export default LZMADecompress;
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@ -23,4 +23,56 @@ TestRegister.addTests([
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}
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],
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},
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{
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name: "LZMA compress & decompress",
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input: "The cat sat on the mat.",
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// Generated using command `echo -n "The cat sat on the mat." | lzma -z -6 | xxd -p`
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expectedOutput: "The cat sat on the mat.",
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recipeConfig: [
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{
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"op": "LZMA Compress",
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"args": ["6"]
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},
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{
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"op": "LZMA Decompress",
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"args": []
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},
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],
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},
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{
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name: "LZMA decompress: binary",
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// Generated using command `echo "00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f 10" | xxd -r -p | lzma -z -6 | xxd -p`
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input: "5d00008000ffffffffffffffff00000052500a84f99bb28021a969d627e03e8a922effffbd160000",
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expectedOutput: "00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f 10",
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recipeConfig: [
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{
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"op": "From Hex",
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"args": ["Space"]
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},
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{
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"op": "LZMA Decompress",
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"args": []
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},
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{
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"op": "To Hex",
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"args": ["Space", 0]
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}
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],
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},
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{
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name: "LZMA decompress: string",
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// Generated using command `echo -n "The cat sat on the mat." | lzma -z -6 | xxd -p`
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input: "5d00008000ffffffffffffffff002a1a08a202b1a4b814b912c94c4152e1641907d3fd8cd903ffff4fec0000",
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expectedOutput: "The cat sat on the mat.",
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recipeConfig: [
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{
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"op": "From Hex",
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"args": ["Space"]
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},
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{
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"op": "LZMA Decompress",
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"args": []
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}
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],
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},
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]);
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