The CRC Operation is implemented natively with all currently known CRC's. Old Operations (CRC8, CRC16 and CRC32) and their dependencies are removed

This commit is contained in:
r4mos 2025-03-02 01:41:12 +01:00
parent d3357d2acd
commit fcecd029c7
6 changed files with 551 additions and 480 deletions

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/**
* @author n1474335 [n1474335@gmail.com]
* @copyright Crown Copyright 2016
* @license Apache-2.0
*/
import Operation from "../Operation.mjs";
import JSCRC from "js-crc";
/**
* CRC-16 Checksum operation
*/
class CRC16Checksum extends Operation {
/**
* CRC16Checksum constructor
*/
constructor() {
super();
this.name = "CRC-16 Checksum";
this.module = "Crypto";
this.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.";
this.infoURL = "https://wikipedia.org/wiki/Cyclic_redundancy_check";
this.inputType = "ArrayBuffer";
this.outputType = "string";
this.args = [];
}
/**
* @param {ArrayBuffer} input
* @param {Object[]} args
* @returns {string}
*/
run(input, args) {
return JSCRC.crc16(input);
}
}
export default CRC16Checksum;

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/**
* @author n1474335 [n1474335@gmail.com]
* @copyright Crown Copyright 2016
* @license Apache-2.0
*/
import Operation from "../Operation.mjs";
import JSCRC from "js-crc";
/**
* CRC-32 Checksum operation
*/
class CRC32Checksum extends Operation {
/**
* CRC32Checksum constructor
*/
constructor() {
super();
this.name = "CRC-32 Checksum";
this.module = "Crypto";
this.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.";
this.infoURL = "https://wikipedia.org/wiki/Cyclic_redundancy_check";
this.inputType = "ArrayBuffer";
this.outputType = "string";
this.args = [];
}
/**
* @param {ArrayBuffer} input
* @param {Object[]} args
* @returns {string}
*/
run(input, args) {
return JSCRC.crc32(input);
}
}
export default CRC32Checksum;

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/**
* @author mshwed [m@ttshwed.com]
* @copyright Crown Copyright 2019
* @license Apache-2.0
*/
import Operation from "../Operation.mjs";
import OperationError from "../errors/OperationError.mjs";
import { toHexFast } from "../lib/Hex.mjs";
/**
* CRC-8 Checksum operation
*/
class CRC8Checksum extends Operation {
/**
* CRC8Checksum constructor
*/
constructor() {
super();
this.name = "CRC-8 Checksum";
this.module = "Crypto";
this.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.";
this.infoURL = "https://wikipedia.org/wiki/Cyclic_redundancy_check";
this.inputType = "ArrayBuffer";
this.outputType = "string";
this.args = [
{
"name": "Algorithm",
"type": "option",
"value": [
"CRC-8",
"CRC-8/CDMA2000",
"CRC-8/DARC",
"CRC-8/DVB-S2",
"CRC-8/EBU",
"CRC-8/I-CODE",
"CRC-8/ITU",
"CRC-8/MAXIM",
"CRC-8/ROHC",
"CRC-8/WCDMA"
]
}
];
}
/**
* Generates the pre-computed lookup table for byte division
*
* @param polynomial
*/
calculateCRC8LookupTable(polynomial) {
const crc8Table = new Uint8Array(256);
let currentByte;
for (let i = 0; i < 256; i++) {
currentByte = i;
for (let bit = 0; bit < 8; bit++) {
if ((currentByte & 0x80) !== 0) {
currentByte <<= 1;
currentByte ^= polynomial;
} else {
currentByte <<= 1;
}
}
crc8Table[i] = currentByte;
}
return crc8Table;
}
/**
* Calculates the CRC-8 Checksum from an input
*
* @param {ArrayBuffer} input
* @param {number} polynomial
* @param {number} initializationValue
* @param {boolean} inputReflection
* @param {boolean} outputReflection
* @param {number} xorOut
*/
calculateCRC8(input, polynomial, initializationValue, inputReflection, outputReflection, xorOut) {
const crcSize = 8;
const crcTable = this.calculateCRC8LookupTable(polynomial);
let crc = initializationValue !== 0 ? initializationValue : 0;
let currentByte, position;
input = new Uint8Array(input);
for (const inputByte of input) {
currentByte = inputReflection ? this.reverseBits(inputByte, crcSize) : inputByte;
position = (currentByte ^ crc) & 255;
crc = crcTable[position];
}
crc = outputReflection ? this.reverseBits(crc, crcSize) : crc;
if (xorOut !== 0) crc = crc ^ xorOut;
return toHexFast(new Uint8Array([crc]));
}
/**
* Reverse the bits for a given input byte.
*
* @param {number} input
*/
reverseBits(input, hashSize) {
let reversedByte = 0;
for (let i = hashSize - 1; i >= 0; i--) {
reversedByte |= ((input & 1) << i);
input >>= 1;
}
return reversedByte;
}
/**
* @param {ArrayBuffer} input
* @param {Object[]} args
* @returns {string}
*/
run(input, args) {
const algorithm = args[0];
switch (algorithm) {
case "CRC-8":
return this.calculateCRC8(input, 0x7, 0x0, false, false, 0x0);
case "CRC-8/CDMA2000":
return this.calculateCRC8(input, 0x9B, 0xFF, false, false, 0x0);
case "CRC-8/DARC":
return this.calculateCRC8(input, 0x39, 0x0, true, true, 0x0);
case "CRC-8/DVB-S2":
return this.calculateCRC8(input, 0xD5, 0x0, false, false, 0x0);
case "CRC-8/EBU":
return this.calculateCRC8(input, 0x1D, 0xFF, true, true, 0x0);
case "CRC-8/I-CODE":
return this.calculateCRC8(input, 0x1D, 0xFD, false, false, 0x0);
case "CRC-8/ITU":
return this.calculateCRC8(input, 0x7, 0x0, false, false, 0x55);
case "CRC-8/MAXIM":
return this.calculateCRC8(input, 0x31, 0x0, true, true, 0x0);
case "CRC-8/ROHC":
return this.calculateCRC8(input, 0x7, 0xFF, true, true, 0x0);
case "CRC-8/WCDMA":
return this.calculateCRC8(input, 0x9B, 0x0, true, true, 0x0);
default:
throw new OperationError("Unknown checksum algorithm");
}
}
}
export default CRC8Checksum;

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/**
* @author r4mos [2k95ljkhg@mozmail.com]
* @copyright Crown Copyright 2025
* @license Apache-2.0
*/
import Operation from "../Operation.mjs";
import OperationError from "../errors/OperationError.mjs";
/**
* CRC Checksum operation
*/
class CRCChecksum extends Operation {
/**
* CRCChecksum constructor
*/
constructor() {
super();
this.name = "CRC Checksum";
this.module = "Default";
this.description = "A Cyclic Redundancy Check (<b>CRC</b>) is an error-detecting code commonly used in digital networks and storage devices to detect accidental changes to raw data.";
this.infoURL = "https://wikipedia.org/wiki/Cyclic_redundancy_check";
this.inputType = "ArrayBuffer";
this.outputType = "string";
this.args = [
{
name: "Algorithm",
type: "option",
value: [
"CRC-3/GSM",
"CRC-3/ROHC",
"CRC-4/G-704",
"CRC-4/INTERLAKEN",
"CRC-4/ITU",
"CRC-5/EPC",
"CRC-5/EPC-C1G2",
"CRC-5/G-704",
"CRC-5/ITU",
"CRC-5/USB",
"CRC-6/CDMA2000-A",
"CRC-6/CDMA2000-B",
"CRC-6/DARC",
"CRC-6/G-704",
"CRC-6/GSM",
"CRC-6/ITU",
"CRC-7/MMC",
"CRC-7/ROHC",
"CRC-7/UMTS",
"CRC-8",
"CRC-8/8H2F",
"CRC-8/AES",
"CRC-8/AUTOSAR",
"CRC-8/BLUETOOTH",
"CRC-8/CDMA2000",
"CRC-8/DARC",
"CRC-8/DVB-S2",
"CRC-8/EBU",
"CRC-8/GSM-A",
"CRC-8/GSM-B",
"CRC-8/HITAG",
"CRC-8/I-432-1",
"CRC-8/I-CODE",
"CRC-8/ITU",
"CRC-8/LTE",
"CRC-8/MAXIM",
"CRC-8/MAXIM-DOW",
"CRC-8/MIFARE-MAD",
"CRC-8/NRSC-5",
"CRC-8/OPENSAFETY",
"CRC-8/ROHC",
"CRC-8/SAE-J1850",
"CRC-8/SAE-J1850-ZERO",
"CRC-8/SMBUS",
"CRC-8/TECH-3250",
"CRC-8/WCDMA",
"CRC-10/ATM",
"CRC-10/CDMA2000",
"CRC-10/GSM",
"CRC-10/I-610",
"CRC-11/FLEXRAY",
"CRC-11/UMTS",
"CRC-12/3GPP",
"CRC-12/CDMA2000",
"CRC-12/DECT",
"CRC-12/GSM",
"CRC-12/UMTS",
"CRC-13/BBC",
"CRC-14/DARC",
"CRC-14/GSM",
"CRC-15/CAN",
"CRC-15/MPT1327",
"CRC-16",
"CRC-16/A",
"CRC-16/ACORN",
"CRC-16/ARC",
"CRC-16/AUG-CCITT",
"CRC-16/AUTOSAR",
"CRC-16/B",
"CRC-16/BLUETOOTH",
"CRC-16/BUYPASS",
"CRC-16/CCITT",
"CRC-16/CCITT-FALSE",
"CRC-16/CCITT-TRUE",
"CRC-16/CCITT-ZERO",
"CRC-16/CDMA2000",
"CRC-16/CMS",
"CRC-16/DARC",
"CRC-16/DDS-110",
"CRC-16/DECT-R",
"CRC-16/DECT-X",
"CRC-16/DNP",
"CRC-16/EN-13757",
"CRC-16/EPC",
"CRC-16/EPC-C1G2",
"CRC-16/GENIBUS",
"CRC-16/GSM",
"CRC-16/I-CODE",
"CRC-16/IBM",
"CRC-16/IBM-3740",
"CRC-16/IBM-SDLC",
"CRC-16/IEC-61158-2",
"CRC-16/ISO-HDLC",
"CRC-16/ISO-IEC-14443-3-A",
"CRC-16/ISO-IEC-14443-3-B",
"CRC-16/KERMIT",
"CRC-16/LHA",
"CRC-16/LJ1200",
"CRC-16/LTE",
"CRC-16/M17",
"CRC-16/MAXIM",
"CRC-16/MAXIM-DOW",
"CRC-16/MCRF4XX",
"CRC-16/MODBUS",
"CRC-16/NRSC-5",
"CRC-16/OPENSAFETY-A",
"CRC-16/OPENSAFETY-B",
"CRC-16/PROFIBUS",
"CRC-16/RIELLO",
"CRC-16/SPI-FUJITSU",
"CRC-16/T10-DIF",
"CRC-16/TELEDISK",
"CRC-16/TMS37157",
"CRC-16/UMTS",
"CRC-16/USB",
"CRC-16/V-41-LSB",
"CRC-16/V-41-MSB",
"CRC-16/VERIFONE",
"CRC-16/X-25",
"CRC-16/XMODEM",
"CRC-16/ZMODEM",
"CRC-17/CAN-FD",
"CRC-21/CAN-FD",
"CRC-24/BLE",
"CRC-24/FLEXRAY-A",
"CRC-24/FLEXRAY-B",
"CRC-24/INTERLAKEN",
"CRC-24/LTE-A",
"CRC-24/LTE-B",
"CRC-24/OPENPGP",
"CRC-24/OS-9",
"CRC-30/CDMA",
"CRC-31/PHILIPS",
"CRC-32",
"CRC-32/AAL5",
"CRC-32/ADCCP",
"CRC-32/AIXM",
"CRC-32/AUTOSAR",
"CRC-32/BASE91-C",
"CRC-32/BASE91-D",
"CRC-32/BZIP2",
"CRC-32/C",
"CRC-32/CASTAGNOLI",
"CRC-32/CD-ROM-EDC",
"CRC-32/CKSUM",
"CRC-32/D",
"CRC-32/DECT-B",
"CRC-32/INTERLAKEN",
"CRC-32/ISCSI",
"CRC-32/ISO-HDLC",
"CRC-32/JAMCRC",
"CRC-32/MEF",
"CRC-32/MPEG-2",
"CRC-32/NVME",
"CRC-32/PKZIP",
"CRC-32/POSIX",
"CRC-32/Q",
"CRC-32/SATA",
"CRC-32/V-42",
"CRC-32/XFER",
"CRC-32/XZ",
"CRC-40/GSM",
"CRC-64/ECMA-182",
"CRC-64/GO-ECMA",
"CRC-64/GO-ISO",
"CRC-64/MS",
"CRC-64/NVME",
"CRC-64/REDIS",
"CRC-64/WE",
"CRC-64/XZ",
"CRC-82/DARC"
]
}
];
}
/**
* Reverse the order of bits in a number
*
* @param {BigInt} data
* @param {BigInt} reflect
*/
reflectData(data, reflect) {
let value = 0n;
for (let bit = 0n; bit < reflect; bit++) {
if ((data & 1n) === 1n) {
value |= (1n << ((reflect - 1n) - bit));
}
data >>= 1n;
}
return value;
}
/**
* Performs the CRC Checksum calculation bit per bit without acceleration
*
* @param {BigInt} width
* @param {ArrayBuffer} input
* @param {BigInt} poly
* @param {BigInt} remainder
* @param {boolean} reflectIn
* @param {boolean} reflectOut
* @param {BigInt} xorOut
*/
calculateCrcBitPerBit(width, input, poly, remainder, reflectIn, reflectOut, xorOut) {
const TOP_BIT = 1n << (width - 1n);
const MASK = (1n << width) - 1n;
for (let byte of input) {
byte = BigInt(byte);
if (reflectIn) {
byte = this.reflectData(byte, 8n);
}
for (let i = 0x80n; i !== 0n; i >>= 1n) {
let bit = remainder & TOP_BIT;
remainder = (remainder << 1n) & MASK;
if ((byte & i) !== 0n) {
bit ^= TOP_BIT;
}
if (bit !== 0n) {
remainder ^= poly;
}
}
}
if (reflectOut) {
remainder = this.reflectData(remainder, width);
}
return remainder ^ xorOut;
}
/**
* Generates the necessary table to speed up the calculation
*
* @param {BigInt} width
* @param {BigInt} poly
* @param {BigInt} MASK
* @param {BigInt} TOP_BIT
*/
generateTable(width, poly, MASK, TOP_BIT) {
const table = new Array(256n);
for (let byte = 0n; byte < 256n; byte++) {
let value = ((byte << width - 8n) & MASK);
for (let bit = 0n; bit < 8n; bit++) {
value = (value & TOP_BIT) === 0n ?
((value << 1n) & MASK) :
((value << 1n) & MASK) ^ poly;
}
table[byte] = value;
}
return table;
}
/**
* Performs the CRC Checksum calculation byte per byte using a computed table to accelerate it
*
* @param {BigInt} width
* @param {ArrayBuffer} input
* @param {BigInt} poly
* @param {BigInt} remainder
* @param {boolean} reflectIn
* @param {boolean} reflectOut
* @param {BigInt} xorOut
*/
calculateCrcBytePerByte(width, input, poly, remainder, reflectIn, reflectOut, xorOut) {
const TOP_BIT = 1n << (width - 1n);
const MASK = (1n << width) - 1n;
const TABLE = this.generateTable(width, poly, MASK, TOP_BIT);
for (let byte of input) {
byte = BigInt(byte);
if (reflectIn) {
byte = this.reflectData(byte, 8n);
}
remainder ^= (byte << width - 8n) & MASK;
const INDEX = remainder >> width - 8n;
remainder = (remainder << 8n) & MASK;
remainder ^= TABLE[INDEX];
}
if (reflectOut) {
remainder = this.reflectData(remainder, width);
}
return remainder ^ xorOut;
}
/**
* Calculates the CRC Checksum using Bigint (https://developer.mozilla.org/en-US/docs/Glossary/BigInt)
*
* @param {BigInt} width
* @param {ArrayBuffer} input
* @param {BigInt} poly
* @param {BigInt} init
* @param {boolean} reflectIn
* @param {boolean} reflectOut
* @param {BigInt} xorOut
*/
crc(width, input, poly, init, reflectIn, reflectOut, xorOut) {
const VALUE = width < 8n ?
this.calculateCrcBitPerBit(width, input, poly, init, reflectIn, reflectOut, xorOut) :
this.calculateCrcBytePerByte(width, input, poly, init, reflectIn, reflectOut, xorOut);
return VALUE.toString(16).padStart(Math.ceil(Number(width) / 4), "0");
}
/**
* Calculation of all known CRCs. Names and constants extracted from https://reveng.sourceforge.io/crc-catalogue/all.htm
*
* @param {ArrayBuffer} input
* @param {Object[]} args
* @returns {string}
*/
run(input, args) {
const algorithm = args[0];
switch (algorithm) {
case "CRC-3/GSM": return this.crc(3n, input, 0x3n, 0x0n, false, false, 0x7n);
case "CRC-3/ROHC": return this.crc(3n, input, 0x3n, 0x7n, true, true, 0x0n);
case "CRC-4/G-704": return this.crc(4n, input, 0x3n, 0x0n, true, true, 0x0n);
case "CRC-4/INTERLAKEN": return this.crc(4n, input, 0x3n, 0xFn, false, false, 0xFn);
case "CRC-4/ITU": return this.crc(4n, input, 0x3n, 0x0n, true, true, 0x0n);
case "CRC-5/EPC": return this.crc(5n, input, 0x09n, 0x09n, false, false, 0x00n);
case "CRC-5/EPC-C1G2": return this.crc(5n, input, 0x09n, 0x09n, false, false, 0x00n);
case "CRC-5/G-704": return this.crc(5n, input, 0x15n, 0x00n, true, true, 0x00n);
case "CRC-5/ITU": return this.crc(5n, input, 0x15n, 0x00n, true, true, 0x00n);
case "CRC-5/USB": return this.crc(5n, input, 0x05n, 0x1Fn, true, true, 0x1Fn);
case "CRC-6/CDMA2000-A": return this.crc(6n, input, 0x27n, 0x3Fn, false, false, 0x00n);
case "CRC-6/CDMA2000-B": return this.crc(6n, input, 0x07n, 0x3Fn, false, false, 0x00n);
case "CRC-6/DARC": return this.crc(6n, input, 0x19n, 0x00n, true, true, 0x00n);
case "CRC-6/G-704": return this.crc(6n, input, 0x03n, 0x00n, true, true, 0x00n);
case "CRC-6/GSM": return this.crc(6n, input, 0x2Fn, 0x00n, false, false, 0x3Fn);
case "CRC-6/ITU": return this.crc(6n, input, 0x03n, 0x00n, true, true, 0x00n);
case "CRC-7/MMC": return this.crc(7n, input, 0x09n, 0x00n, false, false, 0x00n);
case "CRC-7/ROHC": return this.crc(7n, input, 0x4Fn, 0x7Fn, true, true, 0x00n);
case "CRC-7/UMTS": return this.crc(7n, input, 0x45n, 0x00n, false, false, 0x00n);
case "CRC-8": return this.crc(8n, input, 0x07n, 0x00n, false, false, 0x00n);
case "CRC-8/8H2F": return this.crc(8n, input, 0x2Fn, 0xFFn, false, false, 0xFFn);
case "CRC-8/AES": return this.crc(8n, input, 0x1Dn, 0xFFn, true, true, 0x00n);
case "CRC-8/AUTOSAR": return this.crc(8n, input, 0x2Fn, 0xFFn, false, false, 0xFFn);
case "CRC-8/BLUETOOTH": return this.crc(8n, input, 0xA7n, 0x00n, true, true, 0x00n);
case "CRC-8/CDMA2000": return this.crc(8n, input, 0x9Bn, 0xFFn, false, false, 0x00n);
case "CRC-8/DARC": return this.crc(8n, input, 0x39n, 0x00n, true, true, 0x00n);
case "CRC-8/DVB-S2": return this.crc(8n, input, 0xD5n, 0x00n, false, false, 0x00n);
case "CRC-8/EBU": return this.crc(8n, input, 0x1Dn, 0xFFn, true, true, 0x00n);
case "CRC-8/GSM-A": return this.crc(8n, input, 0x1Dn, 0x00n, false, false, 0x00n);
case "CRC-8/GSM-B": return this.crc(8n, input, 0x49n, 0x00n, false, false, 0xFFn);
case "CRC-8/HITAG": return this.crc(8n, input, 0x1Dn, 0xFFn, false, false, 0x00n);
case "CRC-8/I-432-1": return this.crc(8n, input, 0x07n, 0x00n, false, false, 0x55n);
case "CRC-8/I-CODE": return this.crc(8n, input, 0x1Dn, 0xFDn, false, false, 0x00n);
case "CRC-8/ITU": return this.crc(8n, input, 0x07n, 0x00n, false, false, 0x55n);
case "CRC-8/LTE": return this.crc(8n, input, 0x9Bn, 0x00n, false, false, 0x00n);
case "CRC-8/MAXIM": return this.crc(8n, input, 0x31n, 0x00n, true, true, 0x00n);
case "CRC-8/MAXIM-DOW": return this.crc(8n, input, 0x31n, 0x00n, true, true, 0x00n);
case "CRC-8/MIFARE-MAD": return this.crc(8n, input, 0x1Dn, 0xC7n, false, false, 0x00n);
case "CRC-8/NRSC-5": return this.crc(8n, input, 0x31n, 0xFFn, false, false, 0x00n);
case "CRC-8/OPENSAFETY": return this.crc(8n, input, 0x2Fn, 0x00n, false, false, 0x00n);
case "CRC-8/ROHC": return this.crc(8n, input, 0x07n, 0xFFn, true, true, 0x00n);
case "CRC-8/SAE-J1850": return this.crc(8n, input, 0x1Dn, 0xFFn, false, false, 0xFFn);
case "CRC-8/SAE-J1850-ZERO": return this.crc(8n, input, 0x1Dn, 0x00n, false, false, 0x00n);
case "CRC-8/SMBUS": return this.crc(8n, input, 0x07n, 0x00n, false, false, 0x00n);
case "CRC-8/TECH-3250": return this.crc(8n, input, 0x1Dn, 0xFFn, true, true, 0x00n);
case "CRC-8/WCDMA": return this.crc(8n, input, 0x9Bn, 0x00n, true, true, 0x00n);
case "CRC-10/ATM": return this.crc(10n, input, 0x233n, 0x000n, false, false, 0x000n);
case "CRC-10/CDMA2000": return this.crc(10n, input, 0x3D9n, 0x3FFn, false, false, 0x000n);
case "CRC-10/GSM": return this.crc(10n, input, 0x175n, 0x000n, false, false, 0x3FFn);
case "CRC-10/I-610": return this.crc(10n, input, 0x233n, 0x000n, false, false, 0x000n);
case "CRC-11/FLEXRAY": return this.crc(11n, input, 0x385n, 0x01An, false, false, 0x000n);
case "CRC-11/UMTS": return this.crc(11n, input, 0x307n, 0x000n, false, false, 0x000n);
case "CRC-12/3GPP": return this.crc(12n, input, 0x80Fn, 0x000n, false, true, 0x000n);
case "CRC-12/CDMA2000": return this.crc(12n, input, 0xF13n, 0xFFFn, false, false, 0x000n);
case "CRC-12/DECT": return this.crc(12n, input, 0x80Fn, 0x000n, false, false, 0x000n);
case "CRC-12/GSM": return this.crc(12n, input, 0xD31n, 0x000n, false, false, 0xFFFn);
case "CRC-12/UMTS": return this.crc(12n, input, 0x80Fn, 0x000n, false, true, 0x000n);
case "CRC-13/BBC": return this.crc(13n, input, 0x1CF5n, 0x0000n, false, false, 0x0000n);
case "CRC-14/DARC": return this.crc(14n, input, 0x0805n, 0x0000n, true, true, 0x0000n);
case "CRC-14/GSM": return this.crc(14n, input, 0x202Dn, 0x0000n, false, false, 0x3FFFn);
case "CRC-15/CAN": return this.crc(15n, input, 0x4599n, 0x0000n, false, false, 0x0000n);
case "CRC-15/MPT1327": return this.crc(15n, input, 0x6815n, 0x0000n, false, false, 0x0001n);
case "CRC-16": return this.crc(16n, input, 0x8005n, 0x0000n, true, true, 0x0000n);
case "CRC-16/A": return this.crc(16n, input, 0x1021n, 0xC6C6n, true, true, 0x0000n);
case "CRC-16/ACORN": return this.crc(16n, input, 0x1021n, 0x0000n, false, false, 0x0000n);
case "CRC-16/ARC": return this.crc(16n, input, 0x8005n, 0x0000n, true, true, 0x0000n);
case "CRC-16/AUG-CCITT": return this.crc(16n, input, 0x1021n, 0x1D0Fn, false, false, 0x0000n);
case "CRC-16/AUTOSAR": return this.crc(16n, input, 0x1021n, 0xFFFFn, false, false, 0x0000n);
case "CRC-16/B": return this.crc(16n, input, 0x1021n, 0xFFFFn, true, true, 0xFFFFn);
case "CRC-16/BLUETOOTH": return this.crc(16n, input, 0x1021n, 0x0000n, true, true, 0x0000n);
case "CRC-16/BUYPASS": return this.crc(16n, input, 0x8005n, 0x0000n, false, false, 0x0000n);
case "CRC-16/CCITT": return this.crc(16n, input, 0x1021n, 0x0000n, true, true, 0x0000n);
case "CRC-16/CCITT-FALSE": return this.crc(16n, input, 0x1021n, 0xFFFFn, false, false, 0x0000n);
case "CRC-16/CCITT-TRUE": return this.crc(16n, input, 0x1021n, 0x0000n, true, true, 0x0000n);
case "CRC-16/CCITT-ZERO": return this.crc(16n, input, 0x1021n, 0x0000n, false, false, 0x0000n);
case "CRC-16/CDMA2000": return this.crc(16n, input, 0xC867n, 0xFFFFn, false, false, 0x0000n);
case "CRC-16/CMS": return this.crc(16n, input, 0x8005n, 0xFFFFn, false, false, 0x0000n);
case "CRC-16/DARC": return this.crc(16n, input, 0x1021n, 0xFFFFn, false, false, 0xFFFFn);
case "CRC-16/DDS-110": return this.crc(16n, input, 0x8005n, 0x800Dn, false, false, 0x0000n);
case "CRC-16/DECT-R": return this.crc(16n, input, 0x0589n, 0x0000n, false, false, 0x0001n);
case "CRC-16/DECT-X": return this.crc(16n, input, 0x0589n, 0x0000n, false, false, 0x0000n);
case "CRC-16/DNP": return this.crc(16n, input, 0x3D65n, 0x0000n, true, true, 0xFFFFn);
case "CRC-16/EN-13757": return this.crc(16n, input, 0x3D65n, 0x0000n, false, false, 0xFFFFn);
case "CRC-16/EPC": return this.crc(16n, input, 0x1021n, 0xFFFFn, false, false, 0xFFFFn);
case "CRC-16/EPC-C1G2": return this.crc(16n, input, 0x1021n, 0xFFFFn, false, false, 0xFFFFn);
case "CRC-16/GENIBUS": return this.crc(16n, input, 0x1021n, 0xFFFFn, false, false, 0xFFFFn);
case "CRC-16/GSM": return this.crc(16n, input, 0x1021n, 0x0000n, false, false, 0xFFFFn);
case "CRC-16/I-CODE": return this.crc(16n, input, 0x1021n, 0xFFFFn, false, false, 0xFFFFn);
case "CRC-16/IBM": return this.crc(16n, input, 0x8005n, 0x0000n, true, true, 0x0000n);
case "CRC-16/IBM-3740": return this.crc(16n, input, 0x1021n, 0xFFFFn, false, false, 0x0000n);
case "CRC-16/IBM-SDLC": return this.crc(16n, input, 0x1021n, 0xFFFFn, true, true, 0xFFFFn);
case "CRC-16/IEC-61158-2": return this.crc(16n, input, 0x1DCFn, 0xFFFFn, false, false, 0xFFFFn);
case "CRC-16/ISO-HDLC": return this.crc(16n, input, 0x1021n, 0xFFFFn, true, true, 0xFFFFn);
case "CRC-16/ISO-IEC-14443-3-A": return this.crc(16n, input, 0x1021n, 0xC6C6n, true, true, 0x0000n);
case "CRC-16/ISO-IEC-14443-3-B": return this.crc(16n, input, 0x1021n, 0xFFFFn, true, true, 0xFFFFn);
case "CRC-16/KERMIT": return this.crc(16n, input, 0x1021n, 0x0000n, true, true, 0x0000n);
case "CRC-16/LHA": return this.crc(16n, input, 0x8005n, 0x0000n, true, true, 0x0000n);
case "CRC-16/LJ1200": return this.crc(16n, input, 0x6F63n, 0x0000n, false, false, 0x0000n);
case "CRC-16/LTE": return this.crc(16n, input, 0x1021n, 0x0000n, false, false, 0x0000n);
case "CRC-16/M17": return this.crc(16n, input, 0x5935n, 0xFFFFn, false, false, 0x0000n);
case "CRC-16/MAXIM": return this.crc(16n, input, 0x8005n, 0x0000n, true, true, 0xFFFFn);
case "CRC-16/MAXIM-DOW": return this.crc(16n, input, 0x8005n, 0x0000n, true, true, 0xFFFFn);
case "CRC-16/MCRF4XX": return this.crc(16n, input, 0x1021n, 0xFFFFn, true, true, 0x0000n);
case "CRC-16/MODBUS": return this.crc(16n, input, 0x8005n, 0xFFFFn, true, true, 0x0000n);
case "CRC-16/NRSC-5": return this.crc(16n, input, 0x080Bn, 0xFFFFn, true, true, 0x0000n);
case "CRC-16/OPENSAFETY-A": return this.crc(16n, input, 0x5935n, 0x0000n, false, false, 0x0000n);
case "CRC-16/OPENSAFETY-B": return this.crc(16n, input, 0x755Bn, 0x0000n, false, false, 0x0000n);
case "CRC-16/PROFIBUS": return this.crc(16n, input, 0x1DCFn, 0xFFFFn, false, false, 0xFFFFn);
case "CRC-16/RIELLO": return this.crc(16n, input, 0x1021n, 0xB2AAn, true, true, 0x0000n);
case "CRC-16/SPI-FUJITSU": return this.crc(16n, input, 0x1021n, 0x1D0Fn, false, false, 0x0000n);
case "CRC-16/T10-DIF": return this.crc(16n, input, 0x8BB7n, 0x0000n, false, false, 0x0000n);
case "CRC-16/TELEDISK": return this.crc(16n, input, 0xA097n, 0x0000n, false, false, 0x0000n);
case "CRC-16/TMS37157": return this.crc(16n, input, 0x1021n, 0x89ECn, true, true, 0x0000n);
case "CRC-16/UMTS": return this.crc(16n, input, 0x8005n, 0x0000n, false, false, 0x0000n);
case "CRC-16/USB": return this.crc(16n, input, 0x8005n, 0xFFFFn, true, true, 0xFFFFn);
case "CRC-16/V-41-LSB": return this.crc(16n, input, 0x1021n, 0x0000n, true, true, 0x0000n);
case "CRC-16/V-41-MSB": return this.crc(16n, input, 0x1021n, 0x0000n, false, false, 0x0000n);
case "CRC-16/VERIFONE": return this.crc(16n, input, 0x8005n, 0x0000n, false, false, 0x0000n);
case "CRC-16/X-25": return this.crc(16n, input, 0x1021n, 0xFFFFn, true, true, 0xFFFFn);
case "CRC-16/XMODEM": return this.crc(16n, input, 0x1021n, 0x0000n, false, false, 0x0000n);
case "CRC-16/ZMODEM": return this.crc(16n, input, 0x1021n, 0x0000n, false, false, 0x0000n);
case "CRC-17/CAN-FD": return this.crc(17n, input, 0x1685Bn, 0x00000n, false, false, 0x00000n);
case "CRC-21/CAN-FD": return this.crc(21n, input, 0x102899n, 0x000000n, false, false, 0x000000n);
case "CRC-24/BLE": return this.crc(24n, input, 0x00065Bn, 0x555555n, true, true, 0x000000n);
case "CRC-24/FLEXRAY-A": return this.crc(24n, input, 0x5D6DCBn, 0xFEDCBAn, false, false, 0x000000n);
case "CRC-24/FLEXRAY-B": return this.crc(24n, input, 0x5D6DCBn, 0xABCDEFn, false, false, 0x000000n);
case "CRC-24/INTERLAKEN": return this.crc(24n, input, 0x328B63n, 0xFFFFFFn, false, false, 0xFFFFFFn);
case "CRC-24/LTE-A": return this.crc(24n, input, 0x864CFBn, 0x000000n, false, false, 0x000000n);
case "CRC-24/LTE-B": return this.crc(24n, input, 0x800063n, 0x000000n, false, false, 0x000000n);
case "CRC-24/OPENPGP": return this.crc(24n, input, 0x864CFBn, 0xB704CEn, false, false, 0x000000n);
case "CRC-24/OS-9": return this.crc(24n, input, 0x800063n, 0xFFFFFFn, false, false, 0xFFFFFFn);
case "CRC-30/CDMA": return this.crc(30n, input, 0x2030B9C7n, 0x3FFFFFFFn, false, false, 0x3FFFFFFFn);
case "CRC-31/PHILIPS": return this.crc(31n, input, 0x04C11DB7n, 0x7FFFFFFFn, false, false, 0x7FFFFFFFn);
case "CRC-32": return this.crc(32n, input, 0x04C11DB7n, 0xFFFFFFFFn, true, true, 0xFFFFFFFFn);
case "CRC-32/AAL5": return this.crc(32n, input, 0x04C11DB7n, 0xFFFFFFFFn, false, false, 0xFFFFFFFFn);
case "CRC-32/ADCCP": return this.crc(32n, input, 0x04C11DB7n, 0xFFFFFFFFn, true, true, 0xFFFFFFFFn);
case "CRC-32/AIXM": return this.crc(32n, input, 0x814141ABn, 0x00000000n, false, false, 0x00000000n);
case "CRC-32/AUTOSAR": return this.crc(32n, input, 0xF4ACFB13n, 0xFFFFFFFFn, true, true, 0xFFFFFFFFn);
case "CRC-32/BASE91-C": return this.crc(32n, input, 0x1EDC6F41n, 0xFFFFFFFFn, true, true, 0xFFFFFFFFn);
case "CRC-32/BASE91-D": return this.crc(32n, input, 0xA833982Bn, 0xFFFFFFFFn, true, true, 0xFFFFFFFFn);
case "CRC-32/BZIP2": return this.crc(32n, input, 0x04C11DB7n, 0xFFFFFFFFn, false, false, 0xFFFFFFFFn);
case "CRC-32/C": return this.crc(32n, input, 0x1EDC6F41n, 0xFFFFFFFFn, true, true, 0xFFFFFFFFn);
case "CRC-32/CASTAGNOLI": return this.crc(32n, input, 0x1EDC6F41n, 0xFFFFFFFFn, true, true, 0xFFFFFFFFn);
case "CRC-32/CD-ROM-EDC": return this.crc(32n, input, 0x8001801Bn, 0x00000000n, true, true, 0x00000000n);
case "CRC-32/CKSUM": return this.crc(32n, input, 0x04C11DB7n, 0x00000000n, false, false, 0xFFFFFFFFn);
case "CRC-32/D": return this.crc(32n, input, 0xA833982Bn, 0xFFFFFFFFn, true, true, 0xFFFFFFFFn);
case "CRC-32/DECT-B": return this.crc(32n, input, 0x04C11DB7n, 0xFFFFFFFFn, false, false, 0xFFFFFFFFn);
case "CRC-32/INTERLAKEN": return this.crc(32n, input, 0x1EDC6F41n, 0xFFFFFFFFn, true, true, 0xFFFFFFFFn);
case "CRC-32/ISCSI": return this.crc(32n, input, 0x1EDC6F41n, 0xFFFFFFFFn, true, true, 0xFFFFFFFFn);
case "CRC-32/ISO-HDLC": return this.crc(32n, input, 0x04C11DB7n, 0xFFFFFFFFn, true, true, 0xFFFFFFFFn);
case "CRC-32/JAMCRC": return this.crc(32n, input, 0x04C11DB7n, 0xFFFFFFFFn, true, true, 0x00000000n);
case "CRC-32/MEF": return this.crc(32n, input, 0x741B8CD7n, 0xFFFFFFFFn, true, true, 0x00000000n);
case "CRC-32/MPEG-2": return this.crc(32n, input, 0x04C11DB7n, 0xFFFFFFFFn, false, false, 0x00000000n);
case "CRC-32/NVME": return this.crc(32n, input, 0x1EDC6F41n, 0xFFFFFFFFn, true, true, 0xFFFFFFFFn);
case "CRC-32/PKZIP": return this.crc(32n, input, 0x04C11DB7n, 0xFFFFFFFFn, true, true, 0xFFFFFFFFn);
case "CRC-32/POSIX": return this.crc(32n, input, 0x04C11DB7n, 0x00000000n, false, false, 0xFFFFFFFFn);
case "CRC-32/Q": return this.crc(32n, input, 0x814141ABn, 0x00000000n, false, false, 0x00000000n);
case "CRC-32/SATA": return this.crc(32n, input, 0x04C11DB7n, 0x52325032n, false, false, 0x00000000n);
case "CRC-32/V-42": return this.crc(32n, input, 0x04C11DB7n, 0xFFFFFFFFn, true, true, 0xFFFFFFFFn);
case "CRC-32/XFER": return this.crc(32n, input, 0x000000AFn, 0x00000000n, false, false, 0x00000000n);
case "CRC-32/XZ": return this.crc(32n, input, 0x04C11DB7n, 0xFFFFFFFFn, true, true, 0xFFFFFFFFn);
case "CRC-40/GSM": return this.crc(40n, input, 0x0004820009n, 0x0000000000n, false, false, 0xFFFFFFFFFFn);
case "CRC-64/ECMA-182": return this.crc(64n, input, 0x42F0E1EBA9EA3693n, 0x0000000000000000n, false, false, 0x0000000000000000n);
case "CRC-64/GO-ECMA": return this.crc(64n, input, 0x42F0E1EBA9EA3693n, 0xFFFFFFFFFFFFFFFFn, true, true, 0xFFFFFFFFFFFFFFFFn);
case "CRC-64/GO-ISO": return this.crc(64n, input, 0x000000000000001Bn, 0xFFFFFFFFFFFFFFFFn, true, true, 0xFFFFFFFFFFFFFFFFn);
case "CRC-64/MS": return this.crc(64n, input, 0x259C84CBA6426349n, 0xFFFFFFFFFFFFFFFFn, true, true, 0x0000000000000000n);
case "CRC-64/NVME": return this.crc(64n, input, 0xAD93D23594C93659n, 0xFFFFFFFFFFFFFFFFn, true, true, 0xFFFFFFFFFFFFFFFFn);
case "CRC-64/REDIS": return this.crc(64n, input, 0xAD93D23594C935A9n, 0x0000000000000000n, true, true, 0x0000000000000000n);
case "CRC-64/WE": return this.crc(64n, input, 0x42F0E1EBA9EA3693n, 0xFFFFFFFFFFFFFFFFn, false, false, 0xFFFFFFFFFFFFFFFFn);
case "CRC-64/XZ": return this.crc(64n, input, 0x42F0E1EBA9EA3693n, 0xFFFFFFFFFFFFFFFFn, true, true, 0xFFFFFFFFFFFFFFFFn);
case "CRC-82/DARC": return this.crc(82n, input, 0x0308C0111011401440411n, 0x000000000000000000000n, true, true, 0x000000000000000000000n);
default: throw new OperationError("Unknown checksum algorithm");
}
}
}
export default CRCChecksum;