1/*
2 * Copyright (C) 2013 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#ifndef JSCryptoKeySerializationJWK_h
27#define JSCryptoKeySerializationJWK_h
28
29#include "CryptoKeySerialization.h"
30#include <heap/Strong.h>
31#include <wtf/Vector.h>
32#include <wtf/text/WTFString.h>
33
34#if ENABLE(SUBTLE_CRYPTO)
35
36namespace JSC {
37class ExecState;
38class JSObject;
39}
40
41namespace WebCore {
42
43class CryptoAlgorithmParameters;
44class CryptoKey;
45class CryptoKeyDataRSAComponents;
46
47class JSCryptoKeySerializationJWK final : public CryptoKeySerialization {
48WTF_MAKE_NONCOPYABLE(JSCryptoKeySerializationJWK);
49public:
50    static std::unique_ptr<JSCryptoKeySerializationJWK> create(JSC::ExecState* exec, const String& jsonString)
51    {
52        return std::unique_ptr<JSCryptoKeySerializationJWK>(new JSCryptoKeySerializationJWK(exec, jsonString));
53    }
54
55    virtual ~JSCryptoKeySerializationJWK();
56
57    static String serialize(JSC::ExecState* exec, const CryptoKey&);
58
59private:
60    JSCryptoKeySerializationJWK(JSC::ExecState*, const String&);
61
62    virtual bool reconcileAlgorithm(std::unique_ptr<CryptoAlgorithm>&, std::unique_ptr<CryptoAlgorithmParameters>&) const override;
63
64    virtual void reconcileUsages(CryptoKeyUsage&) const override;
65    virtual void reconcileExtractable(bool&) const override;
66
67    virtual std::unique_ptr<CryptoKeyData> keyData() const override;
68
69    bool keySizeIsValid(size_t sizeInBits) const;
70    std::unique_ptr<CryptoKeyData> keyDataOctetSequence() const;
71    std::unique_ptr<CryptoKeyData> keyDataRSAComponents() const;
72
73    JSC::ExecState* m_exec;
74    JSC::Strong<JSC::JSObject> m_json;
75
76    mutable String m_jwkAlgorithmName; // Stored when reconcileAlgorithm is called, and used later.
77};
78
79}
80
81#endif // ENABLE(SUBTLE_CRYPTO)
82#endif // JSCryptoKeySerializationJWK_h
83