1 // Copyright 2014 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
5 var utils = require('utils');
8 * Enum of possible key types (subset of WebCrypto.KeyType).
17 * Enum of possible key usages (subset of WebCrypto.KeyUsage).
26 * Implementation of WebCrypto.Key used in enterprise.platformKeys.
27 * @param {KeyType} type The type of the new key.
28 * @param {ArrayBuffer} publicKeySpki The Subject Public Key Info in DER
30 * @param {KeyAlgorithm} algorithm The algorithm identifier.
31 * @param {KeyUsage[]} usages The allowed key usages.
32 * @param {boolean} extractable Whether the key is extractable.
35 var KeyImpl = function(type, publicKeySpki, algorithm, usages, extractable) {
37 this.spki = publicKeySpki;
38 this.algorithm = algorithm;
40 this.extractable = extractable;
43 var KeyBase = function() {};
45 Object.defineProperty(KeyBase.prototype, 'algorithm', {
48 return utils.deepCopy(privates(this).impl.algorithm);
52 var Key = utils.expose(
55 {superclass: KeyBase, readonly: ['extractable', 'type', 'usages']});
58 * Returns |key|'s Subject Public Key Info. Throws an exception if |key| is not
61 * @return {ArrayBuffer} The Subject Public Key Info in DER encoding of |key|.
63 function getSpki(key) {
65 throw new Error('Invalid key object.');
66 var keyImpl = privates(key).impl;
67 if (!keyImpl || !keyImpl.spki)
68 throw new Error('Invalid key object.');
73 exports.KeyType = KeyType;
74 exports.KeyUsage = KeyUsage;
75 exports.getSpki = getSpki;