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/*
* Copyright (C) 2013 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#include "CryptoAlgorithmIdentifier.h"
#include <wtf/Forward.h>
#include <wtf/HashMap.h>
#include <wtf/Noncopyable.h>
#include <wtf/text/StringHash.h>
#if ENABLE(SUBTLE_CRYPTO)
namespace WebCore {
class CryptoAlgorithm;
class CryptoAlgorithmRegistry {
WTF_MAKE_NONCOPYABLE(CryptoAlgorithmRegistry);
friend class NeverDestroyed<CryptoAlgorithmRegistry>;
public:
static CryptoAlgorithmRegistry& singleton();
std::optional<CryptoAlgorithmIdentifier> identifier(const String&);
String name(CryptoAlgorithmIdentifier);
RefPtr<CryptoAlgorithm> create(CryptoAlgorithmIdentifier);
private:
CryptoAlgorithmRegistry();
void platformRegisterAlgorithms();
using CryptoAlgorithmConstructor = Ref<CryptoAlgorithm> (*)();
template<typename AlgorithmClass> void registerAlgorithm()
{
registerAlgorithm(AlgorithmClass::s_name, AlgorithmClass::s_identifier, AlgorithmClass::create);
}
void registerAlgorithm(const String& name, CryptoAlgorithmIdentifier, CryptoAlgorithmConstructor);
HashMap<String, CryptoAlgorithmIdentifier, ASCIICaseInsensitiveHash> m_identifiers;
HashMap<unsigned, std::pair<String, CryptoAlgorithmConstructor>> m_constructors;
};
} // namespace WebCore
#endif // ENABLE(SUBTLE_CRYPTO)
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