1/*
2 * Copyright (C) 2014 Apple Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
23 * THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#pragma once
27
28#include <wtf/Forward.h>
29#include <wtf/text/WTFString.h>
30
31#if ENABLE(WEB_CRYPTO)
32
33namespace WebCore {
34
35// The purpose of the following APIs is to protect serialized CryptoKey data in IndexedDB or
36// any other local storage that go through the structured clone algorithm. However, a side effect
37// of this extra layer of protection is redundant communications between mainThread(document) and
38// workerThreads. Please refer to WorkerGlobalScope for detailed explanation. P.S. This extra layer
39// of protection is not required by the spec as of 11 December 2014:
40// https://www.w3.org/TR/WebCryptoAPI/#security-developers
41
42WEBCORE_EXPORT bool getDefaultWebCryptoMasterKey(Vector<uint8_t>&);
43WEBCORE_EXPORT bool deleteDefaultWebCryptoMasterKey();
44
45WEBCORE_EXPORT bool wrapSerializedCryptoKey(const Vector<uint8_t>& masterKey, const Vector<uint8_t>& key, Vector<uint8_t>& result);
46WEBCORE_EXPORT bool unwrapSerializedCryptoKey(const Vector<uint8_t>& masterKey, const Vector<uint8_t>& wrappedKey, Vector<uint8_t>& key);
47
48} // namespace WebCore
49
50#endif // ENABLE(WEB_CRYPTO)
51