75 lines
2.6 KiB
C++
75 lines
2.6 KiB
C++
/*
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* Copyright (C) 2016 Apple Inc. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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* THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#pragma once
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#include "BufferSource.h"
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#include "CryptoAlgorithmParameters.h"
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#include <wtf/Vector.h>
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#if ENABLE(WEB_CRYPTO)
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namespace WebCore {
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class CryptoAlgorithmRsaOaepParams final : public CryptoAlgorithmParameters {
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public:
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// Use labelVector() instead of label. The label will be gone once labelVector() is called.
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mutable std::optional<BufferSource::VariantType> label;
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Class parametersClass() const final { return Class::RsaOaepParams; }
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const Vector<uint8_t>& labelVector() const
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{
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if (!m_labelVector.isEmpty() || !label)
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return m_labelVector;
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BufferSource labelBuffer = WTFMove(*label);
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label = std::nullopt;
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if (!labelBuffer.length())
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return m_labelVector;
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m_labelVector.append(labelBuffer.data(), labelBuffer.length());
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return m_labelVector;
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}
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CryptoAlgorithmRsaOaepParams isolatedCopy() const
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{
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CryptoAlgorithmRsaOaepParams result;
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result.identifier = identifier;
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result.m_labelVector = labelVector();
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return result;
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}
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private:
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mutable Vector<uint8_t> m_labelVector;
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};
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} // namespace WebCore
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SPECIALIZE_TYPE_TRAITS_CRYPTO_ALGORITHM_PARAMETERS(RsaOaepParams)
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#endif // ENABLE(WEB_CRYPTO)
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