mirror of https://github.com/gchq/CyberChef.git
CRC Checksum operations now send their input as ArrayBuffers. Tests added. Fixes #293
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n1474335
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cb66508b8a
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@ -3304,14 +3304,14 @@ const OperationConfig = {
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"CRC-32 Checksum": {
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module: "Hashing",
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description: "A cyclic redundancy check (CRC) is an error-detecting code commonly used in digital networks and storage devices to detect accidental changes to raw data.<br><br>The CRC was invented by W. Wesley Peterson in 1961; the 32-bit CRC function of Ethernet and many other standards is the work of several researchers and was published in 1975.",
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inputType: "string",
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inputType: "ArrayBuffer",
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outputType: "string",
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args: []
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},
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"CRC-16 Checksum": {
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module: "Hashing",
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description: "A cyclic redundancy check (CRC) is an error-detecting code commonly used in digital networks and storage devices to detect accidental changes to raw data.<br><br>The CRC was invented by W. Wesley Peterson in 1961.",
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inputType: "string",
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inputType: "ArrayBuffer",
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outputType: "string",
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args: []
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},
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@ -120,7 +120,7 @@ const Checksum = {
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/**
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* CRC-32 Checksum operation.
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*
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* @param {string} input
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* @param {ArrayBuffer} input
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* @param {Object[]} args
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* @returns {string}
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*/
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@ -132,7 +132,7 @@ const Checksum = {
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/**
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* CRC-16 Checksum operation.
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*
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* @param {string} input
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* @param {ArrayBuffer} input
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* @param {Object[]} args
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* @returns {string}
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*/
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@ -20,6 +20,7 @@ import "./tests/operations/BitwiseOp.js";
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import "./tests/operations/BSON.js";
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import "./tests/operations/ByteRepr.js";
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import "./tests/operations/CharEnc.js";
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import "./tests/operations/Checksum.js";
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import "./tests/operations/Cipher.js";
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import "./tests/operations/Code.js";
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import "./tests/operations/Compress.js";
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@ -0,0 +1,120 @@
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/**
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* Checksum tests.
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*
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* @author n1474335 [n1474335@gmail.com]
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* @copyright Crown Copyright 2018
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* @license Apache-2.0
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*/
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import TestRegister from "../../TestRegister.js";
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const BASIC_STRING = "The ships hung in the sky in much the same way that bricks don't.";
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const UTF8_STR = "ნუ პანიკას";
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const ALL_BYTES = [
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"\x00\x01\x02\x03\x04\x05\x06\x07\x08\x09\x0a\x0b\x0c\x0d\x0e\x0f",
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"\x10\x11\x12\x13\x14\x15\x16\x17\x18\x19\x1a\x1b\x1c\x1d\x1e\x1f",
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"\x20\x21\x22\x23\x24\x25\x26\x27\x28\x29\x2a\x2b\x2c\x2d\x2e\x2f",
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"\x30\x31\x32\x33\x34\x35\x36\x37\x38\x39\x3a\x3b\x3c\x3d\x3e\x3f",
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"\x40\x41\x42\x43\x44\x45\x46\x47\x48\x49\x4a\x4b\x4c\x4d\x4e\x4f",
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"\x50\x51\x52\x53\x54\x55\x56\x57\x58\x59\x5a\x5b\x5c\x5d\x5e\x5f",
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"\x60\x61\x62\x63\x64\x65\x66\x67\x68\x69\x6a\x6b\x6c\x6d\x6e\x6f",
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"\x70\x71\x72\x73\x74\x75\x76\x77\x78\x79\x7a\x7b\x7c\x7d\x7e\x7f",
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"\x80\x81\x82\x83\x84\x85\x86\x87\x88\x89\x8a\x8b\x8c\x8d\x8e\x8f",
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"\x90\x91\x92\x93\x94\x95\x96\x97\x98\x99\x9a\x9b\x9c\x9d\x9e\x9f",
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"\xa0\xa1\xa2\xa3\xa4\xa5\xa6\xa7\xa8\xa9\xaa\xab\xac\xad\xae\xaf",
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"\xb0\xb1\xb2\xb3\xb4\xb5\xb6\xb7\xb8\xb9\xba\xbb\xbc\xbd\xbe\xbf",
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"\xc0\xc1\xc2\xc3\xc4\xc5\xc6\xc7\xc8\xc9\xca\xcb\xcc\xcd\xce\xcf",
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"\xd0\xd1\xd2\xd3\xd4\xd5\xd6\xd7\xd8\xd9\xda\xdb\xdc\xdd\xde\xdf",
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"\xe0\xe1\xe2\xe3\xe4\xe5\xe6\xe7\xe8\xe9\xea\xeb\xec\xed\xee\xef",
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"\xf0\xf1\xf2\xf3\xf4\xf5\xf6\xf7\xf8\xf9\xfa\xfb\xfc\xfd\xfe\xff",
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].join("");
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TestRegister.addTests([
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{
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name: "CRC-16: nothing",
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input: "",
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expectedOutput: "0000",
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recipeConfig: [
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{
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"op": "CRC-16 Checksum",
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"args": []
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}
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]
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},
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{
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name: "CRC-16: basic string",
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input: BASIC_STRING,
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expectedOutput: "0c70",
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recipeConfig: [
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{
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"op": "CRC-16 Checksum",
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"args": []
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}
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]
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},
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{
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name: "CRC-16: UTF-8",
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input: UTF8_STR,
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expectedOutput: "dcf6",
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recipeConfig: [
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{
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"op": "CRC-16 Checksum",
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"args": []
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}
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]
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},
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{
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name: "CRC-16: all bytes",
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input: ALL_BYTES,
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expectedOutput: "bad3",
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recipeConfig: [
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{
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"op": "CRC-16 Checksum",
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"args": []
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}
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]
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},
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{
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name: "CRC-32: nothing",
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input: "",
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expectedOutput: "00000000",
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recipeConfig: [
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{
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"op": "CRC-32 Checksum",
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"args": []
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}
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]
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},
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{
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name: "CRC-32: basic string",
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input: BASIC_STRING,
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expectedOutput: "bf4b739c",
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recipeConfig: [
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{
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"op": "CRC-32 Checksum",
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"args": []
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}
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]
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},
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{
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name: "CRC-32: UTF-8",
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input: UTF8_STR,
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expectedOutput: "87553290",
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recipeConfig: [
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{
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"op": "CRC-32 Checksum",
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"args": []
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}
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]
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},
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{
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name: "CRC-32: all bytes",
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input: ALL_BYTES,
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expectedOutput: "29058c73",
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recipeConfig: [
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{
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"op": "CRC-32 Checksum",
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"args": []
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}
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]
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},
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]);
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