jose
Version:
Universal 'JSON Web Almost Everything' - JWA, JWS, JWE, JWT, JWK with no dependencies
27 lines (26 loc) • 1.28 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.unwrap = exports.wrap = void 0;
const encrypt_js_1 = require("./encrypt.js");
const decrypt_js_1 = require("./decrypt.js");
const iv_js_1 = require("../lib/iv.js");
const random_js_1 = require("./random.js");
const base64url_js_1 = require("./base64url.js");
const webcrypto_js_1 = require("./webcrypto.js");
const generateIv = iv_js_1.default(random_js_1.default);
exports.wrap = async (alg, key, cek, iv) => {
const jweAlgorithm = alg.substr(0, 7);
iv || (iv = generateIv(jweAlgorithm));
if (webcrypto_js_1.isCryptoKey(key)) {
key = webcrypto_js_1.getKeyObject(key);
}
const { ciphertext: encryptedKey, tag } = await encrypt_js_1.default(jweAlgorithm, cek, key instanceof Uint8Array ? key : key.export(), iv, new Uint8Array(0));
return { encryptedKey, iv: base64url_js_1.encode(iv), tag: base64url_js_1.encode(tag) };
};
exports.unwrap = async (alg, key, encryptedKey, iv, tag) => {
const jweAlgorithm = alg.substr(0, 7);
if (webcrypto_js_1.isCryptoKey(key)) {
key = webcrypto_js_1.getKeyObject(key);
}
return decrypt_js_1.default(jweAlgorithm, key instanceof Uint8Array ? key : key.export(), encryptedKey, iv, tag, new Uint8Array(0));
};