Tidied up 'Text Encoding Brute Force' operations and updated CHANGELOG

master
n1474335 2018-12-18 13:50:10 +00:00
parent d96ef37d81
commit 076a1f97c2
5 changed files with 46 additions and 17 deletions

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@ -2,6 +2,9 @@
All major and minor version changes will be documented in this file. Details of patch-level version changes can be found in [commit messages](https://github.com/gchq/CyberChef/commits/master).
### [8.15.0] - 2018-12-18
- 'Text Encoding Brute Force' operation added [@Cynser] | [#439]
### [8.14.0] - 2018-12-18
- 'To Base62' and 'From Base62' operations added [@tcode2k16] | [#443]
@ -73,6 +76,7 @@ All major and minor version changes will be documented in this file. Details of
[8.15.0]: https://github.com/gchq/CyberChef/releases/tag/v8.15.0
[8.14.0]: https://github.com/gchq/CyberChef/releases/tag/v8.14.0
[8.13.0]: https://github.com/gchq/CyberChef/releases/tag/v8.13.0
[8.12.0]: https://github.com/gchq/CyberChef/releases/tag/v8.12.0
@ -107,6 +111,7 @@ All major and minor version changes will be documented in this file. Details of
[@bwhitn]: https://github.com/bwhitn
[@jarmovanlenthe]: https://github.com/jarmovanlenthe
[@tcode2k16]: https://github.com/tcode2k16
[@Cynser]: https://github.com/Cynser
[#95]: https://github.com/gchq/CyberChef/pull/299
[#173]: https://github.com/gchq/CyberChef/pull/173
@ -130,5 +135,6 @@ All major and minor version changes will be documented in this file. Details of
[#387]: https://github.com/gchq/CyberChef/pull/387
[#394]: https://github.com/gchq/CyberChef/pull/394
[#428]: https://github.com/gchq/CyberChef/pull/428
[#439]: https://github.com/gchq/CyberChef/pull/439
[#441]: https://github.com/gchq/CyberChef/pull/441
[#443]: https://github.com/gchq/CyberChef/pull/443

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@ -1,7 +1,7 @@
module.exports = function(api) {
api.cache.forever();
return {
return {
"presets": [
["@babel/preset-env", {
"targets": {

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@ -1,5 +1,6 @@
/**
* @author Cynser
* @author n1474335 [n1474335@gmail.com]
* @copyright Crown Copyright 2018
* @license Apache-2.0
*/
@ -22,10 +23,18 @@ class TextEncodingBruteForce extends Operation {
this.name = "Text Encoding Brute Force";
this.module = "CharEnc";
this.description = "Enumerate all possible text encodings for input.";
this.description = [
"Enumerates all supported text encodings for the input, allowing you to quickly spot the correct one.",
"<br><br>",
"Supported charsets are:",
"<ul>",
Object.keys(IO_FORMAT).map(e => `<li>${e}</li>`).join("\n"),
"</ul>"
].join("\n");
this.infoURL = "https://wikipedia.org/wiki/Character_encoding";
this.inputType = "string";
this.outputType = "string";
this.outputType = "json";
this.presentType = "html";
this.args = [
{
name: "Mode",
@ -38,30 +47,44 @@ class TextEncodingBruteForce extends Operation {
/**
* @param {string} input
* @param {Object[]} args
* @returns {string}
* @returns {json}
*/
run(input, args) {
const output = [],
charSets = Object.keys(IO_FORMAT),
const output = {},
charsets = Object.keys(IO_FORMAT),
mode = args[0];
for (let i = 0; i < charSets.length; i++) {
let currentEncoding = charSets[i] + ": ";
charsets.forEach(charset => {
try {
if (mode === "Decode") {
currentEncoding += cptable.utils.decode(IO_FORMAT[charSets[i]], input);
output[charset] = cptable.utils.decode(IO_FORMAT[charset], input);
} else {
currentEncoding += cptable.utils.encode(IO_FORMAT[charSets[i]], input);
output[charset] = Utils.arrayBufferToStr(cptable.utils.encode(IO_FORMAT[charset], input));
}
} catch (err) {
currentEncoding += "Could not decode.";
output[charset] = "Could not decode.";
}
});
output.push(Utils.printable(currentEncoding, true));
return output;
}
/**
* Displays the encodings in an HTML table for web apps.
*
* @param {Object[]} encodings
* @returns {html}
*/
present(encodings) {
let table = "<table class='table table-hover table-sm table-bordered table-nonfluid'><tr><th>Encoding</th><th>Value</th></tr>";
for (const enc in encodings) {
const value = Utils.printable(encodings[enc], true);
table += `<tr><td>${enc}</td><td>${value}</td></tr>`;
}
return output.join("\n");
table += "<table>";
return table;
}
}

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@ -23,7 +23,7 @@ class ToBase62 extends Operation {
this.name = "To Base62";
this.module = "Default";
this.description = "Base62 is a notation for encoding arbitrary byte data using a restricted set of symbols that can be conveniently used by humans and processed by computers. The high number base results in shorter strings than with the decimal or hexadecimal system.";
this.infoURL = "https://en.wikipedia.org/wiki/List_of_numeral_systems";
this.infoURL = "https://wikipedia.org/wiki/List_of_numeral_systems";
this.inputType = "byteArray";
this.outputType = "string";
this.args = [

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@ -12,7 +12,7 @@ TestRegister.addTests([
{
name: "Text Encoding Brute Force - Encode",
input: "Булкі праз ляніва сабаку.",
expectedMatch: /Windows-1251 Cyrillic \(1251\): Булкі праз ляніва сабаку\./,
expectedMatch: /Windows-1251 Cyrillic \(1251\).{1,10}Булкі праз ляніва сабаку\./,
recipeConfig: [
{
op: "Text Encoding Brute Force",
@ -23,7 +23,7 @@ TestRegister.addTests([
{
name: "Text Encoding Brute Force - Decode",
input: "Áóëê³ ïðàç ëÿí³âà ñàáàêó.",
expectedMatch: /Windows-1251 Cyrillic \(1251\): Булкі праз ляніва сабаку\./,
expectedMatch: /Windows-1251 Cyrillic \(1251\).{1,10}Булкі праз ляніва сабаку\./,
recipeConfig: [
{
op: "Text Encoding Brute Force",