homebridge-ring/lib/util.js

Homebridge plugin for Ring doorbells, cameras, security alarm system and smart lighting

import { createHash } from 'crypto';
export function generateMacAddress(uuid) {
    const sha1sum = createHash('sha1');
    sha1sum.update(uuid);
    const s = sha1sum.digest('hex');
    let i = 0;
    return 'xx:xx:xx:xx:xx:xx'.replace(/[x]/g, () => s[i++]).toUpperCase();
}