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Feistel.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title> Feistel</title>
<script src="https://cdn.jsdelivr.net/gh/google/code-prettify@master/loader/run_prettify.js"></script>
<script src="https://unpkg.com/@babel/standalone/babel.min.js"></script>
<script src="./build/entry.js"></script>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script>
<!--[if lt IE 9]>
<script src="//html5shiv.googlecode.com/svn/trunk/html5.js"></script>
<![endif]-->
<link href="https://fonts.googleapis.com/css?family=Roboto:100,400,700|Inconsolata,700" rel="stylesheet">
<link rel="stylesheet" href="https://use.fontawesome.com/releases/v5.6.3/css/all.css" integrity="sha384-UHRtZLI+pbxtHCWp1t77Bi1L4ZtiqrqD80Kn4Z8NTSRyMA2Fd33n5dQ8lWUE00s/" crossorigin="anonymous">
<link type="text/css" rel="stylesheet" href="https://jmblog.github.io/color-themes-for-google-code-prettify/themes/tomorrow-night.min.css">
<link type="text/css" rel="stylesheet" href="styles/app.min.css">
<link type="text/css" rel="stylesheet" href="styles/iframe.css">
<link type="text/css" rel="stylesheet" href="">
<script async defer src="https://buttons.github.io/buttons.js"></script>
</head>
<body class="layout small-header">
<div id="stickyNavbarOverlay"></div>
<div class="top-nav">
<div class="inner">
<a id="hamburger" role="button" class="navbar-burger" aria-label="menu" aria-expanded="false">
<span aria-hidden="true"></span>
<span aria-hidden="true"></span>
<span aria-hidden="true"></span>
</a>
<div class="logo">
<a href="index.html">
<h1 class="navbar-item">Encryption tool</h1>
</a>
</div>
<div class="menu">
<div class="navigation">
<a
href="index.html"
class="link"
>
API Documentation
</a>
</div>
</div>
</div>
</div>
<div id="main">
<div
class="sidebar "
id="sidebarNav"
>
<nav>
<h2><a href="index.html">Documentation</a></h2><div class="category"><h3>Classes</h3><ul><li><a href="Feistel.html">Feistel</a></li><li><a href="SessionManager.html">SessionManager</a></li></ul><h3>Components</h3><ul><li><a href="App.html">App</a></li><li><a href="Footer.html">Footer</a></li><li><a href="Header.html">Header</a></li><li><a href="Login.html">Login</a></li><li><a href="Main.html">Main</a></li><li><a href="MainLayout.html">MainLayout</a></li><li><a href="Selector.html">Selector</a></li><li><a href="TextArea.html">TextArea</a></li></ul><h3>Global</h3><ul><li><a href="global.html#openNotification">openNotification</a></li></ul></div><div class="category"><h2>Constants</h2><h3>Global</h3><ul><li><a href="global.html#BITWISE_FUNCTIONS">BITWISE_FUNCTIONS</a></li></ul></div><div class="category"><h2>Utils</h2><h3>Global</h3><ul><li><a href="global.html#base64ToUTF16">base64ToUTF16</a></li><li><a href="global.html#binaryToText">binaryToText</a></li><li><a href="global.html#decimalToBinary">decimalToBinary</a></li><li><a href="global.html#enableTabulatorInTextArea">enableTabulatorInTextArea</a></li><li><a href="global.html#from8BitBinaryToUnicode">from8BitBinaryToUnicode</a></li><li><a href="global.html#generateKey">generateKey</a></li><li><a href="global.html#getBitWiseFunc">getBitWiseFunc</a></li><li><a href="global.html#textToBinary">textToBinary</a></li><li><a href="global.html#textToUnicodeDecimalArray">textToUnicodeDecimalArray</a></li><li><a href="global.html#unicodeTo8BitBinary">unicodeTo8BitBinary</a></li><li><a href="global.html#UTF16ToBase64">UTF16ToBase64</a></li></ul></div>
</nav>
</div>
<div class="core" id="main-content-wrapper">
<div class="content">
<header class="page-title">
<p>Class</p>
<h1>Feistel</h1>
</header>
<section>
<header>
<h2><span class="attribs"><span class="type-signature"></span></span>Feistel<span class="signature">(key, rounds)</span><span class="type-signature"></span></h2>
<div class="class-description">Feistel class is main point in Cipher Application.<br>This is implementation of Feistel Cipher<br>It supports all 65535 UTF-16 code points.Use encrypt() and decrypt() with appropriate text data.<br>You can read more about algorithm here: <a href="https://en.wikipedia.org/wiki/Feistel_cipher">https://en.wikipedia.org/wiki/Feistel_cipher</a></div>
</header>
<article>
<div class="container-overview">
<div class='vertical-section'>
<div class="members">
<div class="member">
<div class=name>
<span class="tag">Constructor</span>
</div>
<h4 class="name" id="Feistel">
<a class="href-link" href="#Feistel">#</a>
<span class="code-name">
new Feistel<span class="signature">(key, rounds)</span><span class="type-signature"></span>
</span>
</h4>
<div class="description">
Provide key and number of encryption rounds
</div>
<h5>Parameters:</h5>
<div class="table-container">
<table class="params table">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr class="deep-level-0">
<td class="name"><code>key</code></td>
<td class="type">
<span class="param-type">String</span>
</td>
<td class="description last">Main encrypting key</td>
</tr>
<tr class="deep-level-0">
<td class="name"><code>rounds</code></td>
<td class="type">
<span class="param-type">Number</span>
</td>
<td class="description last">Number of encryption rounds</td>
</tr>
</tbody>
</table>
</div>
<dl class="details">
<p class="tag-source">
<a href="Cipher_Feistel.js.html" class="button">View Source</a>
<span>
<a href="Cipher_Feistel.js.html">Cipher/Feistel.js</a>, <a href="Cipher_Feistel.js.html#line30">line 30</a>
</span>
</p>
</dl>
</div>
</div>
</div>
</div>
<div class='vertical-section'>
<h1>Methods</h1>
<div class="members">
<div class="member">
<h4 class="name" id="decrypt">
<a class="href-link" href="#decrypt">#</a>
<span class="code-name">
decrypt<span class="signature">(base64Text)</span><span class="type-signature"> → {String}</span>
</span>
</h4>
<div class="description">
Main decrypting function
</div>
<h5>Parameters:</h5>
<div class="table-container">
<table class="params table">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr class="deep-level-0">
<td class="name"><code>base64Text</code></td>
<td class="type">
<span class="param-type">String</span>
</td>
<td class="description last">Provided Base64 text</td>
</tr>
</tbody>
</table>
</div>
<dl class="details">
<p class="tag-source">
<a href="Cipher_Feistel.js.html" class="button">View Source</a>
<span>
<a href="Cipher_Feistel.js.html">Cipher/Feistel.js</a>, <a href="Cipher_Feistel.js.html#line207">line 207</a>
</span>
</p>
</dl>
<div class='columns method-parameter'>
<div class="column is-2"><label>Returns:</label></div>
<div class="column is-10">
<div class="columns">
<div class='param-desc column is-7'>UTF16 decrypted text</div>
<div class='column is-5 has-text-left'>
<label>Type: </label>
<span class="param-type">String</span>
</div>
</div>
</div>
</div>
</div>
<div class="member">
<h4 class="name" id="divideEvenly">
<a class="href-link" href="#divideEvenly">#</a>
<span class="code-name">
divideEvenly<span class="signature">(binaryText)</span><span class="type-signature"> → {Array}</span>
</span>
</h4>
<div class="description">
Spliting input in half
</div>
<h5>Parameters:</h5>
<div class="table-container">
<table class="params table">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr class="deep-level-0">
<td class="name"><code>binaryText</code></td>
<td class="type">
<span class="param-type">String</span>
</td>
<td class="description last">Binary input</td>
</tr>
</tbody>
</table>
</div>
<dl class="details">
<p class="tag-source">
<a href="Cipher_Feistel.js.html" class="button">View Source</a>
<span>
<a href="Cipher_Feistel.js.html">Cipher/Feistel.js</a>, <a href="Cipher_Feistel.js.html#line71">line 71</a>
</span>
</p>
</dl>
<div class='columns method-parameter'>
<div class="column is-2"><label>Returns:</label></div>
<div class="column is-10">
<div class="columns">
<div class='param-desc column is-7'>Array of strings with two sub-keys</div>
<div class='column is-5 has-text-left'>
<label>Type: </label>
<span class="param-type">Array</span>
</div>
</div>
</div>
</div>
</div>
<div class="member">
<h4 class="name" id="divideIntoBlocks">
<a class="href-link" href="#divideIntoBlocks">#</a>
<span class="code-name">
divideIntoBlocks<span class="signature">(text)</span><span class="type-signature"> → {Array}</span>
</span>
</h4>
<div class="description">
Divides text into equall blocks
</div>
<h5>Parameters:</h5>
<div class="table-container">
<table class="params table">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr class="deep-level-0">
<td class="name"><code>text</code></td>
<td class="type">
<span class="param-type">String</span>
</td>
<td class="description last">Provided text</td>
</tr>
</tbody>
</table>
</div>
<dl class="details">
<p class="tag-source">
<a href="Cipher_Feistel.js.html" class="button">View Source</a>
<span>
<a href="Cipher_Feistel.js.html">Cipher/Feistel.js</a>, <a href="Cipher_Feistel.js.html#line169">line 169</a>
</span>
</p>
</dl>
<div class='columns method-parameter'>
<div class="column is-2"><label>Returns:</label></div>
<div class="column is-10">
<div class="columns">
<div class='param-desc column is-7'>Array of strings</div>
<div class='column is-5 has-text-left'>
<label>Type: </label>
<span class="param-type">Array</span>
</div>
</div>
</div>
</div>
</div>
<div class="member">
<h4 class="name" id="encrypt">
<a class="href-link" href="#encrypt">#</a>
<span class="code-name">
encrypt<span class="signature">(text)</span><span class="type-signature"> → {String}</span>
</span>
</h4>
<div class="description">
Main encypting function
</div>
<h5>Parameters:</h5>
<div class="table-container">
<table class="params table">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr class="deep-level-0">
<td class="name"><code>text</code></td>
<td class="type">
<span class="param-type">String</span>
</td>
<td class="description last">Provided text</td>
</tr>
</tbody>
</table>
</div>
<dl class="details">
<p class="tag-source">
<a href="Cipher_Feistel.js.html" class="button">View Source</a>
<span>
<a href="Cipher_Feistel.js.html">Cipher/Feistel.js</a>, <a href="Cipher_Feistel.js.html#line196">line 196</a>
</span>
</p>
</dl>
<div class='columns method-parameter'>
<div class="column is-2"><label>Returns:</label></div>
<div class="column is-10">
<div class="columns">
<div class='param-desc column is-7'>Base64 encrypted string</div>
<div class='column is-5 has-text-left'>
<label>Type: </label>
<span class="param-type">String</span>
</div>
</div>
</div>
</div>
</div>
<div class="member">