mirror of
https://github.com/gchq/CyberChef.git
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Merge branch 'bwhitn-unzipmod'
This commit is contained in:
n1474335
commit
2f0121f0e4
6 changed files with 75 additions and 94 deletions
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@ -73,7 +73,7 @@ Ingredient.prepare = function(data, type) {
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case "byteArray":
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if (typeof data == "string") {
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data = data.replace(/\s+/g, "");
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return Utils.hexToByteArray(data);
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return Utils.fromHex(data);
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} else {
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return data;
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}
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@ -340,50 +340,6 @@ const Utils = {
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},
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/**
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* Translates a hex string into an array of bytes.
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*
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* @param {string} hexStr
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* @returns {byteArray}
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*
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* @example
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* // returns [0xfe, 0x09, 0xa7]
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* Utils.hexToByteArray("fe09a7");
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*/
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hexToByteArray: function(hexStr) {
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// TODO: Handle errors i.e. input string is not hex
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if (!hexStr) return [];
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hexStr = hexStr.replace(/\s+/g, "");
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const byteArray = [];
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for (let i = 0; i < hexStr.length; i += 2) {
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byteArray.push(parseInt(hexStr.substr(i, 2), 16));
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}
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return byteArray;
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},
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/**
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* Translates an array of bytes to a hex string.
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*
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* @param {byteArray} byteArray
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* @param {string} [delim=" "]
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* @returns {string}
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*
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* @example
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* // returns "fe09a7"
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* Utils.byteArrayToHex([0xfe, 0x09, 0xa7], "");
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*/
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byteArrayToHex: function(byteArray, delim) {
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if (!byteArray) return "";
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delim = typeof delim === "undefined" ? " " : delim;
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let hexStr = "";
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for (let i = 0; i < byteArray.length; i++) {
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hexStr += Utils.hex(byteArray[i]) + delim;
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}
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return hexStr.slice(0, hexStr.length - delim.length);
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},
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/**
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* Converts a string to a byte array.
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* Treats the string as UTF-8 if any values are over 255.
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@ -828,7 +784,7 @@ const Utils = {
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if (removeScriptAndStyle) {
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htmlStr = htmlStr.replace(/<(script|style)[^>]*>.*<\/(script|style)>/gmi, "");
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}
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return htmlStr.replace(/<[^>\n]+>/g, "");
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return htmlStr.replace(/<[^>]+>/g, "");
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},
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@ -946,16 +902,19 @@ const Utils = {
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* @returns {html}
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*/
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displayFilesAsHTML: function(files) {
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/* <NL> and <SP> used to denote newlines and spaces in HTML markup.
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* If a non-html operation is used, all markup will be removed but these
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* whitespace chars will remain for formatting purposes.
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*/
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const formatDirectory = function(file) {
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const html = "<div class='panel panel-default'>" +
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"<div class='panel-heading' role='tab'>" +
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"<h4 class='panel-title'>" +
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Utils.escapeHtml(file.fileName) +
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// The following line is for formatting when HTML is stripped
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"<span style='display: none'>\n0 bytes\n</span>" +
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"</h4>" +
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"</div>" +
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"</div>";
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const html = `<div class='panel panel-default' style='white-space: normal;'>
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<div class='panel-heading' role='tab'>
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<h4 class='panel-title'>
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<NL>${Utils.escapeHtml(file.fileName)}
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</h4>
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</div>
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</div>`;
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return html;
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};
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@ -966,45 +925,52 @@ const Utils = {
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);
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const blobUrl = URL.createObjectURL(blob);
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const downloadAnchorElem = "<a href='" + blobUrl + "' " +
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"title='Download " + Utils.escapeHtml(file.fileName) + "' " +
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"download='" + Utils.escapeHtml(file.fileName) + "'>\u21B4</a>";
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const viewFileElem = `<a href='#collapse${i}'
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class='collapsed'
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data-toggle='collapse'
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aria-expanded='true'
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aria-controls='collapse${i}'
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title="Show/hide contents of '${Utils.escapeHtml(file.fileName)}'">👁️</a>`;
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const expandFileContentsElem = "<a href='#collapse" + i + "' " +
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"class='collapsed' " +
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"data-toggle='collapse' " +
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"aria-expanded='true' " +
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"aria-controls='collapse" + i + "' " +
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"title=\"Show/hide contents of '" + Utils.escapeHtml(file.fileName) + "'\">🔍</a>";
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const downloadFileElem = `<a href='${blobUrl}'
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title='Download ${Utils.escapeHtml(file.fileName)}'
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download='${Utils.escapeHtml(file.fileName)}'>💾</a>`;
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const html = "<div class='panel panel-default'>" +
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"<div class='panel-heading' role='tab' id='heading" + i + "'>" +
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"<h4 class='panel-title'>" +
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"<div>" +
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Utils.escapeHtml(file.fileName) +
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" " + expandFileContentsElem +
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" " + downloadAnchorElem +
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"<span class='pull-right'>" +
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// These are for formatting when stripping HTML
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"<span style='display: none'>\n</span>" +
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file.size.toLocaleString() + " bytes" +
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"<span style='display: none'>\n</span>" +
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"</span>" +
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"</div>" +
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"</h4>" +
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"</div>" +
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"<div id='collapse" + i + "' class='panel-collapse collapse' " +
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"role='tabpanel' aria-labelledby='heading" + i + "'>" +
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"<div class='panel-body'>" +
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"<pre><code>" + Utils.escapeHtml(file.contents) + "</pre></code></div>" +
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"</div>" +
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"</div>";
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const hexFileData = Utils.toHexFast(new Uint8Array(file.bytes));
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const switchToInputElem = `<a href='#switchFileToInput${i}'
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class='file-switch'
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title='Move file to input as hex'
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fileValue='${hexFileData}'>⇧</a>`;
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const html = `<div class='panel panel-default' style='white-space: normal;'>
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<div class='panel-heading' role='tab' id='heading${i}'>
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<h4 class='panel-title'>
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<div>
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${Utils.escapeHtml(file.fileName)}<NL>
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${viewFileElem}<SP>
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${downloadFileElem}<SP>
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${switchToInputElem}<SP>
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<span class='pull-right'>
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<NL>${file.size.toLocaleString()} bytes
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</span>
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</div>
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</h4>
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</div>
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<div id='collapse${i}' class='panel-collapse collapse'
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role='tabpanel' aria-labelledby='heading${i}'>
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<div class='panel-body'>
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<NL><NL><pre><code>${Utils.escapeHtml(file.contents)}</code></pre>
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</div>
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</div>
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</div>`;
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return html;
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};
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let html = "<div style='padding: 5px;'>" +
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files.length +
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" file(s) found</div>\n";
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let html = `<div style='padding: 5px; white-space: normal;'>
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${files.length} file(s) found<NL>
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</div>`;
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files.forEach(function(file, i) {
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if (typeof file.contents !== "undefined") {
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html += formatFile(file, i);
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@ -1012,7 +978,10 @@ const Utils = {
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html += formatDirectory(file);
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}
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});
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return html;
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return html.replace(/(?:(<pre>(?:\n|.)*<\/pre>)|\s{2,})/g, "$1") // Remove whitespace from markup
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.replace(/<NL>/g, "\n") // Replace <NP> with newlines
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.replace(/<SP>/g, " "); // Replace <SP> with spaces
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},
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@ -142,12 +142,12 @@ const BitwiseOp = {
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for (let key = 1, l = Math.pow(256, keyLength); key < l; key++) {
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result = BitwiseOp._bitOp(input, Utils.hexToByteArray(key.toString(16)), BitwiseOp._xor, nullPreserving, differential);
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result = BitwiseOp._bitOp(input, Utils.fromHex(key.toString(16)), BitwiseOp._xor, nullPreserving, differential);
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resultUtf8 = Utils.byteArrayToUtf8(result);
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if (crib !== "" && resultUtf8.search(regex) === -1) continue;
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if (printKey) output += "Key = " + Utils.hex(key, (2*keyLength)) + ": ";
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if (outputHex)
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output += Utils.byteArrayToHex(result) + "\n";
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output += Utils.toHex(result) + "\n";
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else
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output += Utils.printable(resultUtf8, false) + "\n";
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if (printKey) output += "\n";
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@ -283,7 +283,7 @@ const IP = {
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baIp.push(decimal & 255);
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break;
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case "Hex":
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baIp = Utils.hexToByteArray(lines[i]);
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baIp = Utils.fromHex(lines[i]);
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break;
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default:
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throw "Unsupported input IP format";
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@ -516,7 +516,7 @@ const IP = {
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"<tr><td>Destination IP address</td><td>" + IP._ipv4ToStr(dstIP) + "</td></tr>";
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if (ihl > 5) {
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output += "<tr><td>Options</td><td>" + Utils.byteArrayToHex(options) + "</td></tr>";
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output += "<tr><td>Options</td><td>" + Utils.toHex(options) + "</td></tr>";
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}
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return output + "</table>";
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@ -145,6 +145,7 @@ Manager.prototype.initialiseEventListeners = function() {
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document.getElementById("output-html").addEventListener("mousemove", this.highlighter.outputHtmlMousemove.bind(this.highlighter));
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this.addMultiEventListener("#output-text", "mousedown dblclick select", this.highlighter.outputMousedown, this.highlighter);
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this.addMultiEventListener("#output-html", "mousedown dblclick select", this.highlighter.outputHtmlMousedown, this.highlighter);
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this.addDynamicListener(".file-switch", "click", this.output.fileSwitch, this.output);
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// Options
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document.getElementById("options").addEventListener("click", this.options.optionsClick.bind(this.options));
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@ -167,6 +167,17 @@ OutputWaiter.prototype.undoSwitchClick = function() {
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document.getElementById("undo-switch").disabled = true;
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};
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/**
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* Handler for file switch click events.
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* Moves a files data for items created via Utils.displayFilesAsHTML to the input.
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*/
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OutputWaiter.prototype.fileSwitch = function(e) {
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e.preventDefault();
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this.switchOrigData = this.manager.input.get();
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this.app.setInput(e.target.getAttribute("fileValue"));
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document.getElementById("undo-switch").disabled = false;
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};
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/**
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* Handler for maximise output click events.
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