jose/dist/webapi/lib/check_cek_length.js

JWA, JWS, JWE, JWT, JWK, JWKS for Node.js, Browser, Cloudflare Workers, Deno, Bun, and other Web-interoperable runtimes

import { JWEInvalid } from '../util/errors.js';
export function checkCekLength(cek, expected) {
    const actual = cek.byteLength << 3;
    if (actual !== expected) {
        throw new JWEInvalid(`Invalid Content Encryption Key length. Expected ${expected} bits, got ${actual} bits`);
    }
}