mirror of
https://github.com/gchq/CyberChef.git
synced 2024-09-06 11:41:35 +02:00
102 lines
2.7 KiB
JavaScript
102 lines
2.7 KiB
JavaScript
/**
|
|
* @author n1474335 [n1474335@gmail.com]
|
|
* @copyright Crown Copyright 2016
|
|
* @license Apache-2.0
|
|
*/
|
|
|
|
import Operation from "../Operation";
|
|
import Utils from "../Utils";
|
|
import {COMPRESSION_TYPE, ZLIB_COMPRESSION_TYPE_LOOKUP} from "../lib/Zlib";
|
|
import zip from "zlibjs/bin/zip.min";
|
|
|
|
const Zlib = zip.Zlib;
|
|
|
|
const ZIP_COMPRESSION_METHOD_LOOKUP = {
|
|
"Deflate": Zlib.Zip.CompressionMethod.DEFLATE,
|
|
"None (Store)": Zlib.Zip.CompressionMethod.STORE
|
|
};
|
|
|
|
const ZIP_OS_LOOKUP = {
|
|
"MSDOS": Zlib.Zip.OperatingSystem.MSDOS,
|
|
"Unix": Zlib.Zip.OperatingSystem.UNIX,
|
|
"Macintosh": Zlib.Zip.OperatingSystem.MACINTOSH
|
|
};
|
|
|
|
/**
|
|
* Zip operation
|
|
*/
|
|
class Zip extends Operation {
|
|
|
|
/**
|
|
* Zip constructor
|
|
*/
|
|
constructor() {
|
|
super();
|
|
|
|
this.name = "Zip";
|
|
this.module = "Compression";
|
|
this.description = "Compresses data using the PKZIP algorithm with the given filename.<br><br>No support for multiple files at this time.";
|
|
this.inputType = "byteArray";
|
|
this.outputType = "byteArray";
|
|
this.args = [
|
|
{
|
|
name: "Filename",
|
|
type: "string",
|
|
value: "file.txt"
|
|
},
|
|
{
|
|
name: "Comment",
|
|
type: "string",
|
|
value: ""
|
|
},
|
|
{
|
|
name: "Password",
|
|
type: "binaryString",
|
|
value: ""
|
|
},
|
|
{
|
|
name: "Compression method",
|
|
type: "option",
|
|
value: ["Deflate", "None (Store)"]
|
|
},
|
|
{
|
|
name: "Operating system",
|
|
type: "option",
|
|
value: ["MSDOS", "Unix", "Macintosh"]
|
|
},
|
|
{
|
|
name: "Compression type",
|
|
type: "option",
|
|
value: COMPRESSION_TYPE
|
|
}
|
|
];
|
|
}
|
|
|
|
/**
|
|
* @param {byteArray} input
|
|
* @param {Object[]} args
|
|
* @returns {byteArray}
|
|
*/
|
|
run(input, args) {
|
|
const password = Utils.strToByteArray(args[2]),
|
|
options = {
|
|
filename: Utils.strToByteArray(args[0]),
|
|
comment: Utils.strToByteArray(args[1]),
|
|
compressionMethod: ZIP_COMPRESSION_METHOD_LOOKUP[args[3]],
|
|
os: ZIP_OS_LOOKUP[args[4]],
|
|
deflateOption: {
|
|
compressionType: ZLIB_COMPRESSION_TYPE_LOOKUP[args[5]]
|
|
},
|
|
},
|
|
zip = new Zlib.Zip();
|
|
|
|
if (password.length)
|
|
zip.setPassword(password);
|
|
zip.addFile(input, options);
|
|
return Array.prototype.slice.call(zip.compress());
|
|
}
|
|
|
|
}
|
|
|
|
export default Zip;
|