mirror of https://github.com/gchq/CyberChef.git
106 lines
3.1 KiB
JavaScript
Executable File
106 lines
3.1 KiB
JavaScript
Executable File
/**
|
|
* MAC address operations.
|
|
*
|
|
* @author n1474335 [n1474335@gmail.com]
|
|
* @copyright Crown Copyright 2016
|
|
* @license Apache-2.0
|
|
*
|
|
* @namespace
|
|
*/
|
|
const MAC = {
|
|
|
|
/**
|
|
* @constant
|
|
* @default
|
|
*/
|
|
OUTPUT_CASE: ["Both", "Upper only", "Lower only"],
|
|
/**
|
|
* @constant
|
|
* @default
|
|
*/
|
|
NO_DELIM: true,
|
|
/**
|
|
* @constant
|
|
* @default
|
|
*/
|
|
DASH_DELIM: true,
|
|
/**
|
|
* @constant
|
|
* @default
|
|
*/
|
|
COLON_DELIM: true,
|
|
/**
|
|
* @constant
|
|
* @default
|
|
*/
|
|
CISCO_STYLE: false,
|
|
/**
|
|
* @constant
|
|
* @default
|
|
*/
|
|
IPV6_INTERFACE_ID: false,
|
|
|
|
/**
|
|
* Format MAC addresses operation.
|
|
*
|
|
* @param {string} input
|
|
* @param {Object[]} args
|
|
* @returns {string}
|
|
*/
|
|
runFormat: function(input, args) {
|
|
if (!input) return "";
|
|
|
|
let outputCase = args[0],
|
|
noDelim = args[1],
|
|
dashDelim = args[2],
|
|
colonDelim = args[3],
|
|
ciscoStyle = args[4],
|
|
ipv6IntID = args[5],
|
|
outputList = [],
|
|
macs = input.toLowerCase().split(/[,\s\r\n]+/);
|
|
|
|
macs.forEach(function(mac) {
|
|
let cleanMac = mac.replace(/[:.-]+/g, ""),
|
|
macHyphen = cleanMac.replace(/(.{2}(?=.))/g, "$1-"),
|
|
macColon = cleanMac.replace(/(.{2}(?=.))/g, "$1:"),
|
|
macCisco = cleanMac.replace(/(.{4}(?=.))/g, "$1."),
|
|
macIPv6 = cleanMac.slice(0, 6) + "fffe" + cleanMac.slice(6);
|
|
|
|
macIPv6 = macIPv6.replace(/(.{4}(?=.))/g, "$1:");
|
|
let bite = parseInt(macIPv6.slice(0, 2), 16) ^ 2;
|
|
bite = bite.toString(16).padStart(2, "0");
|
|
macIPv6 = bite + macIPv6.slice(2);
|
|
|
|
if (outputCase === "Lower only") {
|
|
if (noDelim) outputList.push(cleanMac);
|
|
if (dashDelim) outputList.push(macHyphen);
|
|
if (colonDelim) outputList.push(macColon);
|
|
if (ciscoStyle) outputList.push(macCisco);
|
|
if (ipv6IntID) outputList.push(macIPv6);
|
|
} else if (outputCase === "Upper only") {
|
|
if (noDelim) outputList.push(cleanMac.toUpperCase());
|
|
if (dashDelim) outputList.push(macHyphen.toUpperCase());
|
|
if (colonDelim) outputList.push(macColon.toUpperCase());
|
|
if (ciscoStyle) outputList.push(macCisco.toUpperCase());
|
|
if (ipv6IntID) outputList.push(macIPv6.toUpperCase());
|
|
} else {
|
|
if (noDelim) outputList.push(cleanMac, cleanMac.toUpperCase());
|
|
if (dashDelim) outputList.push(macHyphen, macHyphen.toUpperCase());
|
|
if (colonDelim) outputList.push(macColon, macColon.toUpperCase());
|
|
if (ciscoStyle) outputList.push(macCisco, macCisco.toUpperCase());
|
|
if (ipv6IntID) outputList.push(macIPv6, macIPv6.toUpperCase());
|
|
}
|
|
|
|
outputList.push(
|
|
"" // Empty line to delimit groups
|
|
);
|
|
});
|
|
|
|
// Return the data as a string
|
|
return outputList.join("\n");
|
|
},
|
|
|
|
};
|
|
|
|
export default MAC;
|