81 lines
2.9 KiB
C++
81 lines
2.9 KiB
C++
/*
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* Copyright (C) 2013 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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#include "config.h"
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#include "CryptoKey.h"
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#if ENABLE(WEB_CRYPTO)
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#include "CryptoAlgorithmRegistry.h"
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#include <wtf/CryptographicallyRandomNumber.h>
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namespace WebCore {
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CryptoKey::CryptoKey(CryptoAlgorithmIdentifier algorithmIdentifier, Type type, bool extractable, CryptoKeyUsageBitmap usages)
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: m_algorithmIdentifier(algorithmIdentifier)
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, m_type(type)
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, m_extractable(extractable)
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, m_usages(usages)
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{
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}
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CryptoKey::~CryptoKey() = default;
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auto CryptoKey::usages() const -> Vector<CryptoKeyUsage>
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{
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// The result is ordered alphabetically.
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Vector<CryptoKeyUsage> result;
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if (m_usages & CryptoKeyUsageDecrypt)
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result.append(CryptoKeyUsage::Decrypt);
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if (m_usages & CryptoKeyUsageDeriveBits)
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result.append(CryptoKeyUsage::DeriveBits);
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if (m_usages & CryptoKeyUsageDeriveKey)
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result.append(CryptoKeyUsage::DeriveKey);
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if (m_usages & CryptoKeyUsageEncrypt)
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result.append(CryptoKeyUsage::Encrypt);
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if (m_usages & CryptoKeyUsageSign)
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result.append(CryptoKeyUsage::Sign);
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if (m_usages & CryptoKeyUsageUnwrapKey)
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result.append(CryptoKeyUsage::UnwrapKey);
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if (m_usages & CryptoKeyUsageVerify)
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result.append(CryptoKeyUsage::Verify);
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if (m_usages & CryptoKeyUsageWrapKey)
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result.append(CryptoKeyUsage::WrapKey);
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return result;
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}
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#if !OS(DARWIN) || PLATFORM(GTK)
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Vector<uint8_t> CryptoKey::randomData(size_t size)
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{
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Vector<uint8_t> result(size);
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cryptographicallyRandomValues(result.data(), result.size());
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return result;
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}
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#endif
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} // namespace WebCore
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#endif // ENABLE(WEB_CRYPTO)
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