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/*
* Copyright (C) 2016 Konstantin Tokavev <annulen@yandex.ru>
*
* 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.
*/
#include "config.h"
#include "CryptoDigest.h"
#include <QCryptographicHash>
#include <QDebug>
namespace WebCore {
static QCryptographicHash::Algorithm toQtAlgorithm(CryptoDigest::Algorithm algorithm)
{
switch (algorithm) {
case CryptoDigest::Algorithm::SHA_1:
return QCryptographicHash::Sha1;
case CryptoDigest::Algorithm::SHA_224:
return QCryptographicHash::Sha224;
case CryptoDigest::Algorithm::SHA_256:
return QCryptographicHash::Sha256;
case CryptoDigest::Algorithm::SHA_384:
return QCryptographicHash::Sha384;
case CryptoDigest::Algorithm::SHA_512:
return QCryptographicHash::Sha512;
}
ASSERT_NOT_REACHED();
return QCryptographicHash::Algorithm();
}
struct CryptoDigestContext {
CryptoDigestContext(QCryptographicHash::Algorithm algorithm)
: hash(algorithm)
{
}
QCryptographicHash hash;
};
CryptoDigest::CryptoDigest()
{
}
CryptoDigest::~CryptoDigest()
{
}
std::unique_ptr<CryptoDigest> CryptoDigest::create(CryptoDigest::Algorithm algorithm)
{
std::unique_ptr<CryptoDigest> digest(new CryptoDigest);
digest->m_context.reset(new CryptoDigestContext(toQtAlgorithm(algorithm)));
return digest;
}
void CryptoDigest::addBytes(const void* input, size_t length)
{
m_context->hash.addData(static_cast<const char*>(input), length);
}
Vector<uint8_t> CryptoDigest::computeHash()
{
QByteArray digest = m_context->hash.result();
Vector<uint8_t> result(digest.size());
memcpy(result.data(), digest.constData(), digest.size());
return result;
}
} // namespace WebCore
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