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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.
*/
#include "config.h"
#include "CryptoAlgorithmSHA256.h"
#if ENABLE(WEB_CRYPTO)
#include "ScriptExecutionContext.h"
#include "CryptoDigest.h"
namespace WebCore {
Ref<CryptoAlgorithm> CryptoAlgorithmSHA256::create()
{
return adoptRef(*new CryptoAlgorithmSHA256);
}
CryptoAlgorithmIdentifier CryptoAlgorithmSHA256::identifier() const
{
return s_identifier;
}
void CryptoAlgorithmSHA256::digest(Vector<uint8_t>&& message, VectorCallback&& callback, ExceptionCallback&& exceptionCallback, ScriptExecutionContext& context, WorkQueue& workQueue)
{
auto digest = PAL::CryptoDigest::create(PAL::CryptoDigest::Algorithm::SHA_256);
if (!digest) {
exceptionCallback(OperationError);
return;
}
workQueue.dispatch([digest = WTFMove(digest), message = WTFMove(message), callback = WTFMove(callback), contextIdentifier = context.identifier()]() mutable {
digest->addBytes(message.data(), message.size());
auto result = digest->computeHash();
ScriptExecutionContext::postTaskTo(contextIdentifier, [callback = WTFMove(callback), result = WTFMove(result)](auto&) {
callback(result);
});
});
}
}
#endif // ENABLE(WEB_CRYPTO)
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