bet-mcp

import { JOSENotSupported } from '../util/errors.js'; export function bitLength(alg) { switch (alg) { case 'A128GCM': case 'A128GCMKW': case 'A192GCM': case 'A192GCMKW': case 'A256GCM': case 'A256GCMKW': return 96; case 'A128CBC-HS256': case 'A192CBC-HS384': case 'A256CBC-HS512': return 128; default: throw new JOSENotSupported(`Unsupported JWE Algorithm: ${alg}`); } } export const generateIv = (alg) => crypto.getRandomValues(new Uint8Array(bitLength(alg) >> 3));