9.11.18

package-lock.json

@@ -1,6 +1,6 @@
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         "set-blocking": {
           "version": "2.0.0",
-          "resolved": "https://registry.npmjs.org/set-blocking/-/set-blocking-2.0.0.tgz",
+          "resolved": false,
           "integrity": "sha1-BF+XgtARrppoA93TgrJDkrPYkPc=",
           "dev": true,
           "optional": true
         },
         "signal-exit": {
           "version": "3.0.2",
-          "resolved": "https://registry.npmjs.org/signal-exit/-/signal-exit-3.0.2.tgz",
+          "resolved": false,
           "integrity": "sha1-tf3AjxKH6hF4Yo5BXiUTK3NkbG0=",
           "dev": true,
           "optional": true
         },
         "string-width": {
           "version": "1.0.2",
-          "resolved": "https://registry.npmjs.org/string-width/-/string-width-1.0.2.tgz",
+          "resolved": false,
           "integrity": "sha1-EYvfW4zcUaKn5w0hHgfisLmxB9M=",
           "dev": true,
           "optional": true,
@@ -7645,7 +7645,7 @@
         },
         "string_decoder": {
           "version": "1.1.1",
-          "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.1.1.tgz",
+          "resolved": false,
           "integrity": "sha512-n/ShnvDi6FHbbVfviro+WojiFzv+s8MPMHBczVePfUpDJLwoLT0ht1l4YwBCbi8pJAveEEdnkHyPyTP/mzRfwg==",
           "dev": true,
           "optional": true,
@@ -7655,7 +7655,7 @@
         },
         "strip-ansi": {
           "version": "3.0.1",
-          "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-3.0.1.tgz",
+          "resolved": false,
           "integrity": "sha1-ajhfuIU9lS1f8F0Oiq+UJ43GPc8=",
           "dev": true,
           "optional": true,
@@ -7665,14 +7665,14 @@
         },
         "strip-json-comments": {
           "version": "2.0.1",
-          "resolved": "https://registry.npmjs.org/strip-json-comments/-/strip-json-comments-2.0.1.tgz",
+          "resolved": false,
           "integrity": "sha1-PFMZQukIwml8DsNEhYwobHygpgo=",
           "dev": true,
           "optional": true
         },
         "tar": {
           "version": "4.4.8",
-          "resolved": "https://registry.npmjs.org/tar/-/tar-4.4.8.tgz",
+          "resolved": false,
           "integrity": "sha512-LzHF64s5chPQQS0IYBn9IN5h3i98c12bo4NCO7e0sGM2llXQ3p2FGC5sdENN4cTW48O915Sh+x+EXx7XW96xYQ==",
           "dev": true,
           "optional": true,
@@ -7688,14 +7688,14 @@
         },
         "util-deprecate": {
           "version": "1.0.2",
-          "resolved": "https://registry.npmjs.org/util-deprecate/-/util-deprecate-1.0.2.tgz",
+          "resolved": false,
           "integrity": "sha1-RQ1Nyfpw3nMnYvvS1KKJgUGaDM8=",
           "dev": true,
           "optional": true
         },
         "wide-align": {
           "version": "1.1.3",
-          "resolved": "https://registry.npmjs.org/wide-align/-/wide-align-1.1.3.tgz",
+          "resolved": false,
           "integrity": "sha512-QGkOQc8XL6Bt5PwnsExKBPuMKBxnGxWWW3fU55Xt4feHozMUhdUMaBCk290qpm/wG5u/RSKzwdAC4i51YigihA==",
           "dev": true,
           "optional": true,
@@ -7705,14 +7705,14 @@
         },
         "wrappy": {
           "version": "1.0.2",
-          "resolved": "https://registry.npmjs.org/wrappy/-/wrappy-1.0.2.tgz",
+          "resolved": false,
           "integrity": "sha1-tSQ9jz7BqjXxNkYFvA0QNuMKtp8=",
           "dev": true,
           "optional": true
         },
         "yallist": {
           "version": "3.0.3",
-          "resolved": "https://registry.npmjs.org/yallist/-/yallist-3.0.3.tgz",
+          "resolved": false,
           "integrity": "sha512-S+Zk8DEWE6oKpV+vI3qWkaK+jSbIK86pCwe2IF/xwIpQ8jEuxpw9NyaGjmp9+BoJv5FV2piqCDcoCtStppiq2A==",
           "dev": true,
           "optional": true
@@ -13319,9 +13319,9 @@
       }
     },
     "serialize-javascript": {
-      "version": "2.1.0",
-      "resolved": "https://registry.npmjs.org/serialize-javascript/-/serialize-javascript-2.1.0.tgz",
-      "integrity": "sha512-a/mxFfU00QT88umAJQsNWOnUKckhNCqOl028N48e7wFmo2/EHpTo9Wso+iJJCMrQnmFvcjto5RJdAHEvVhcyUQ==",
+      "version": "2.1.2",
+      "resolved": "https://registry.npmjs.org/serialize-javascript/-/serialize-javascript-2.1.2.tgz",
+      "integrity": "sha512-rs9OggEUF0V4jUSecXazOYsLfu7OGK2qIn3c7IPBiffz32XniEp/TX9Xmc9LQfK2nQ2QKHvZ2oygKUGU0lG4jQ==",
       "dev": true
     },
     "serve-index": {
@@ -14394,9 +14394,9 @@
       }
     },
     "terser": {
-      "version": "4.4.0",
-      "resolved": "https://registry.npmjs.org/terser/-/terser-4.4.0.tgz",
-      "integrity": "sha512-oDG16n2WKm27JO8h4y/w3iqBGAOSCtq7k8dRmrn4Wf9NouL0b2WpMHGChFGZq4nFAQy1FsNJrVQHfurXOSTmOA==",
+      "version": "4.4.2",
+      "resolved": "https://registry.npmjs.org/terser/-/terser-4.4.2.tgz",
+      "integrity": "sha512-Uufrsvhj9O1ikwgITGsZ5EZS6qPokUOkCegS7fYOdGTv+OA90vndUbU6PEjr5ePqHfNUbGyMO7xyIZv2MhsALQ==",
       "dev": true,
       "requires": {
         "commander": "^2.20.0",
@@ -14405,16 +14405,16 @@
       }
     },
     "terser-webpack-plugin": {
-      "version": "1.4.1",
-      "resolved": "https://registry.npmjs.org/terser-webpack-plugin/-/terser-webpack-plugin-1.4.1.tgz",
-      "integrity": "sha512-ZXmmfiwtCLfz8WKZyYUuuHf3dMYEjg8NrjHMb0JqHVHVOSkzp3cW2/XG1fP3tRhqEqSzMwzzRQGtAPbs4Cncxg==",
+      "version": "1.4.3",
+      "resolved": "https://registry.npmjs.org/terser-webpack-plugin/-/terser-webpack-plugin-1.4.3.tgz",
+      "integrity": "sha512-QMxecFz/gHQwteWwSo5nTc6UaICqN1bMedC5sMtUc7y3Ha3Q8y6ZO0iCR8pq4RJC8Hjf0FEPEHZqcMB/+DFCrA==",
       "dev": true,
       "requires": {
         "cacache": "^12.0.2",
         "find-cache-dir": "^2.1.0",
         "is-wsl": "^1.1.0",
         "schema-utils": "^1.0.0",
-        "serialize-javascript": "^1.7.0",
+        "serialize-javascript": "^2.1.2",
         "source-map": "^0.6.1",
         "terser": "^4.1.2",
         "webpack-sources": "^1.4.0",
@@ -14431,12 +14431,6 @@
             "ajv-errors": "^1.0.0",
             "ajv-keywords": "^3.1.0"
           }
-        },
-        "serialize-javascript": {
-          "version": "1.9.1",
-          "resolved": "https://registry.npmjs.org/serialize-javascript/-/serialize-javascript-1.9.1.tgz",
-          "integrity": "sha512-0Vb/54WJ6k5v8sSWN09S0ora+Hnr+cX40r9F170nT+mSkaxltoE/7R3OrIdBSUv1OoiobH1QoWQbCnAO+e8J1A==",
-          "dev": true
         }
       }
     },

package.json

@@ -1,6 +1,6 @@
 {
   "name": "cyberchef",
-  "version": "9.11.15",
+  "version": "9.11.18",
   "description": "The Cyber Swiss Army Knife for encryption, encoding, compression and data analysis.",
   "author": "n1474335 <n1474335@gmail.com>",
   "homepage": "https://gchq.github.io/CyberChef",

src/core/dishTypes/DishListFile.mjs

@@ -5,7 +5,8 @@
  */
 
 import DishType from "./DishType.mjs";
-import { isNodeEnvironment } from "../Utils.mjs";
+import Utils, { isNodeEnvironment } from "../Utils.mjs";
+import Dish from "../Dish.mjs";
 
 
 /**
@@ -16,13 +17,14 @@ class DishListFile extends DishType {
     /**
      * convert the given value to a ArrayBuffer
      */
-    static toArrayBuffer() {
+    static async toArrayBuffer() {
         DishListFile.checkForValue(this.value);
 
         if (isNodeEnvironment()) {
             this.value = this.value.map(file => Uint8Array.from(file.data));
+        } else {
+            this.value = await DishListFile.concatenateTypedArraysWithTypedElements(...this.value);
         }
-        this.value = DishListFile.concatenateTypedArrays(...this.value).buffer;
     }
 
     /**
@@ -33,6 +35,27 @@ class DishListFile extends DishType {
         this.value = [new File(this.value, "unknown")];
     }
 
+    /**
+     * Concatenates a list of typed elements together.
+     *
+     * @param {Uint8Array[]} arrays
+     * @returns {Uint8Array}
+     */
+    static async concatenateTypedArraysWithTypedElements(...arrays) {
+        let totalLength = 0;
+        for (const arr of arrays) {
+            totalLength += arr.size;
+        }
+        const myArray = new Uint8Array(totalLength);
+
+        let offset = 0;
+        for (const arr of arrays) {
+            const data = await Utils.readFile(arr);
+            myArray.set(data, offset);
+            offset += data.length;
+        }
+        return myArray;
+    }
 
     /**
      * Concatenates a list of Uint8Arrays together

src/core/lib/FileSignatures.mjs

@@ -280,7 +280,7 @@ export const FILE_SIGNATURES = {
                 9: 0x0,
                 10: [0x0, 0x1]
             },
-            extractor: null
+            extractor: extractICO
         },
         {
             name: "Radiance High Dynamic Range image",
@@ -2933,6 +2933,32 @@ export function extractBMP(bytes, offset) {
 }
 
 
+/**
+ * ICO extractor.
+ *
+ * @param {Uint8Array} bytes
+ * @param {number} offset
+ */
+export function extractICO(bytes, offset) {
+    const stream = new Stream(bytes.slice(offset));
+
+    // Move to number of files there are.
+    stream.moveTo(4);
+
+    // Read the number of files stored in the ICO
+    const numberFiles = stream.readInt(2, "le");
+
+    // Move forward to the last file header.
+    stream.moveForwardsBy(8 + ((numberFiles-1) * 16));
+    const fileSize = stream.readInt(4, "le");
+    const fileOffset = stream.readInt(4, "le");
+
+    // Move to the end of the last file.
+    stream.moveTo(fileOffset + fileSize);
+    return stream.carve();
+}
+
+
 /**
  * WAV extractor.
  *
@@ -2947,7 +2973,7 @@ export function extractWAV(bytes, offset) {
     stream.moveTo(4);
 
     // Move to file size.
-    stream.moveTo(stream.readInt(4, "le") - 4);
+    stream.moveTo(stream.readInt(4, "le"));
 
     return stream.carve();
 }

src/core/lib/Magic.mjs

@@ -403,7 +403,7 @@ class Magic {
             await recipe.execute(dish);
             // Return an empty buffer if the recipe did not run to completion
             if (recipe.lastRunOp === recipe.opList[recipe.opList.length - 1]) {
-                return dish.get(Dish.ARRAY_BUFFER);
+                return await dish.get(Dish.ARRAY_BUFFER);
             } else {
                 return new ArrayBuffer();
             }

src/core/operations/Gunzip.mjs

@@ -5,9 +5,9 @@
  */
 
 import Operation from "../Operation.mjs";
-import zlibAndGzip from "zlibjs/bin/zlib_and_gzip.min.js";
+import gunzip from "zlibjs/bin/gunzip.min.js";
 
-const Zlib = zlibAndGzip.Zlib;
+const Zlib = gunzip.Zlib;
 
 /**
  * Gunzip operation
@@ -42,8 +42,8 @@ class Gunzip extends Operation {
      * @returns {File}
      */
     run(input, args) {
-        const gunzip = new Zlib.Gunzip(new Uint8Array(input));
-        return new Uint8Array(gunzip.decompress()).buffer;
+        const gzipObj = new Zlib.Gunzip(new Uint8Array(input));
+        return new Uint8Array(gzipObj.decompress()).buffer;
     }
 
 }

src/core/operations/Gzip.mjs

@@ -6,9 +6,9 @@
 
 import Operation from "../Operation.mjs";
 import {COMPRESSION_TYPE, ZLIB_COMPRESSION_TYPE_LOOKUP} from "../lib/Zlib.mjs";
-import zlibAndGzip from "zlibjs/bin/zlib_and_gzip.min.js";
+import gzip from "zlibjs/bin/gzip.min.js";
 
-const Zlib = zlibAndGzip.Zlib;
+const Zlib = gzip.Zlib;
 
 /**
  * Gzip operation
@@ -73,12 +73,15 @@ class Gzip extends Operation {
             options.filename = filename;
         }
         if (comment.length) {
-            options.flags.fcommenct = true;
+            options.flags.comment = true;
             options.comment = comment;
         }
-
-        const gzip = new Zlib.Gzip(new Uint8Array(input), options);
-        return new Uint8Array(gzip.compress()).buffer;
+        const gzipObj = new Zlib.Gzip(new Uint8Array(input), options);
+        const compressed = new Uint8Array(gzipObj.compress());
+        if (options.flags.comment && !(compressed[3] & 0x10)) {
+            compressed[3] |= 0x10;
+        }
+        return compressed.buffer;
     }
 
 }

tests/node/tests/NodeDish.mjs

@@ -187,8 +187,8 @@ TestRegister.addApiTests([
         const dish = new Dish([file1, file2], Dish.LIST_FILE);
 
         dish.get(Dish.ARRAY_BUFFER);
-        assert.deepStrictEqual(dish.value, new Uint8Array([0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67, 0x68, 0x69, 0x6a, 0x6b]).buffer);
-        assert.strictEqual(dish.value.byteLength, 11);
+        assert.deepStrictEqual(dish.value, [new Uint8Array([0x61, 0x62, 0x63, 0x64, 0x65]), new Uint8Array([0x66, 0x67, 0x68, 0x69, 0x6a, 0x6b])]);
+        assert.strictEqual(dish.value.length, 2);
 
         dish.get(Dish.LIST_FILE);
         const dataArray = new Uint8Array(dish.value[0].data);

tests/operations/index.mjs

@@ -41,6 +41,8 @@ import "./tests/DateTime.mjs";
 import "./tests/ExtractEmailAddresses.mjs";
 import "./tests/Fork.mjs";
 import "./tests/FromDecimal.mjs";
+import "./tests/Gzip.mjs";
+import "./tests/Gunzip.mjs";
 import "./tests/Hash.mjs";
 import "./tests/HaversineDistance.mjs";
 import "./tests/Hexdump.mjs";

tests/operations/tests/Gunzip.mjs

@@ -0,0 +1,58 @@
+/**
+ * Gunzip Tests.
+ *
+ * @author n1073645 [n1073645@gmail.com]
+ *
+ * @copyright Crown Copyright 2019
+ * @license Apache-2.0
+ */
+
+import TestRegister from "../../lib/TestRegister.mjs";
+
+TestRegister.addTests([
+    {
+        name: "Gunzip: No comment, no checksum and no filename",
+        input: "1f8b0800f7c8f85d00ff0dc9dd0180200804e0556ea8262848fb3dc588c6a7e76faa8aeedb726036c68d951f76bf9a0af8aae1f97d9c0c084b02509cbf8c2c000000",
+        expectedOutput: "The quick brown fox jumped over the slow dog",
+        recipeConfig: [
+            {
+                op: "From Hex",
+                args: ["None"]
+            },
+            {
+                op: "Gunzip",
+                args: []
+            }
+        ]
+    },
+    {
+        name: "Gunzip: No comment, no checksum and filename",
+        input: "1f8b080843c9f85d00ff66696c656e616d65000dc9dd0180200804e0556ea8262848fb3dc588c6a7e76faa8aeedb726036c68d951f76bf9a0af8aae1f97d9c0c084b02509cbf8c2c000000",
+        expectedOutput: "The quick brown fox jumped over the slow dog",
+        recipeConfig: [
+            {
+                op: "From Hex",
+                args: ["None"]
+            },
+            {
+                op: "Gunzip",
+                args: []
+            }
+        ]
+    },
+    {
+        name: "Gunzip: Has a comment, no checksum and has a filename",
+        input: "1f8b08186fc9f85d00ff66696c656e616d6500636f6d6d656e74000dc9dd0180200804e0556ea8262848fb3dc588c6a7e76faa8aeedb726036c68d951f76bf9a0af8aae1f97d9c0c084b02509cbf8c2c000000",
+        expectedOutput: "The quick brown fox jumped over the slow dog",
+        recipeConfig: [
+            {
+                op: "From Hex",
+                args: ["None"]
+            },
+            {
+                op: "Gunzip",
+                args: []
+            }
+        ]
+    }
+]);

tests/operations/tests/Gzip.mjs

@@ -0,0 +1,89 @@
+/**
+ * Gzip Tests.
+ *
+ * @author n1073645 [n1073645@gmail.com]
+ *
+ * @copyright Crown Copyright 2019
+ * @license Apache-2.0
+ */
+
+import TestRegister from "../../lib/TestRegister.mjs";
+
+TestRegister.addTests([
+    {
+        name: "Gzip: No comment, no checksum and no filename",
+        input: "The quick brown fox jumped over the slow dog",
+        expectedOutput: "0dc9dd0180200804e0556ea8262848fb3dc588c6a7e76faa8aeedb726036c68d951f76bf9a0af8aae1f97d9c0c084b02509cbf8c2c000000",
+        recipeConfig: [
+            {
+                op: "Gzip",
+                args: ["Dynamic Huffman Coding", "", "", false]
+            },
+            {
+                op: "Drop bytes",
+                args: [0, 10, false]
+            },
+            {
+                op: "To Hex",
+                args: ["None"]
+            }
+        ]
+    },
+    {
+        name: "Gzip: No comment, no checksum and has a filename",
+        input: "The quick brown fox jumped over the slow dog",
+        expectedOutput: "636f6d6d656e74000dc9dd0180200804e0556ea8262848fb3dc588c6a7e76faa8aeedb726036c68d951f76bf9a0af8aae1f97d9c0c084b02509cbf8c2c000000",
+        recipeConfig: [
+            {
+                op: "Gzip",
+                args: ["Dynamic Huffman Coding", "comment", "", false]
+            },
+            {
+                op: "Drop bytes",
+                args: [0, 10, false]
+            },
+            {
+                op: "To Hex",
+                args: ["None"]
+            }
+        ]
+    },
+    {
+        name: "Gzip: Has a comment, no checksum and no filename",
+        input: "The quick brown fox jumped over the slow dog",
+        expectedOutput: "636f6d6d656e74000dc9dd0180200804e0556ea8262848fb3dc588c6a7e76faa8aeedb726036c68d951f76bf9a0af8aae1f97d9c0c084b02509cbf8c2c000000",
+        recipeConfig: [
+            {
+                op: "Gzip",
+                args: ["Dynamic Huffman Coding", "", "comment", false]
+            },
+            {
+                op: "Drop bytes",
+                args: [0, 10, false]
+            },
+            {
+                op: "To Hex",
+                args: ["None"]
+            }
+        ]
+    },
+    {
+        name: "Gzip: Has a comment, no checksum and has a filename",
+        input: "The quick brown fox jumped over the slow dog",
+        expectedOutput: "66696c656e616d6500636f6d6d656e74000dc9dd0180200804e0556ea8262848fb3dc588c6a7e76faa8aeedb726036c68d951f76bf9a0af8aae1f97d9c0c084b02509cbf8c2c000000",
+        recipeConfig: [
+            {
+                op: "Gzip",
+                args: ["Dynamic Huffman Coding", "filename", "comment", false]
+            },
+            {
+                op: "Drop bytes",
+                args: [0, 10, false]
+            },
+            {
+                op: "To Hex",
+                args: ["None"]
+            }
+        ]
+    },
+]);