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/*
* Copyright (C) 2010 Google Inc. All rights reserved.
* Copyright (C) 2016 Igalia S.L.
* Copyright (C) 2025 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:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * 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.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND 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 THE COPYRIGHT
* OWNER OR 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 "NetworkDataTask.h"
#include <WebCore/BlobResourceHandleBase.h>
#include <WebCore/FileStreamClient.h>
#include <WebCore/HTTPParsers.h>
#include <wtf/FileHandle.h>
namespace WebCore {
class AsyncFileStream;
class BlobDataFileReference;
class BlobData;
class BlobDataItem;
}
namespace WebKit {
class NetworkProcess;
class NetworkDataTaskBlob final : public NetworkDataTask, public WebCore::BlobResourceHandleBase {
public:
static Ref<NetworkDataTask> create(NetworkSession& session, NetworkDataTaskClient& client, const WebCore::ResourceRequest& request, const Vector<RefPtr<WebCore::BlobDataFileReference>>& fileReferences, const RefPtr<WebCore::SecurityOrigin>& topOrigin)
{
return adoptRef(*new NetworkDataTaskBlob(session, client, request, fileReferences, topOrigin));
}
~NetworkDataTaskBlob();
// FileStreamClient.
void ref() const final { NetworkDataTask::ref(); }
void deref() const final { NetworkDataTask::deref(); }
private:
NetworkDataTaskBlob(NetworkSession&, NetworkDataTaskClient&, const WebCore::ResourceRequest&, const Vector<RefPtr<WebCore::BlobDataFileReference>>&, const RefPtr<WebCore::SecurityOrigin>& topOrigin);
// NetworkDataTask.
void cancel() final;
void resume() final;
void invalidateAndCancel() final;
NetworkDataTask::State state() const final { return m_state; }
void setPendingDownloadLocation(const String&, SandboxExtension::Handle&&, bool /*allowOverwrite*/) final;
String suggestedFilename() const final;
// BlobResourceHandleBase.
bool didReceiveData(std::span<const uint8_t>) final;
void didReceiveResponse(WebCore::ResourceResponse&&) final;
void didFail(Error) final;
bool erroredOrAborted() const final;
void didFinish() final;
const WebCore::ResourceRequest& firstRequest() const final { return NetworkDataTask::firstRequest(); }
void clearStream() final;
void download();
bool writeDownload(std::span<const uint8_t>);
void cleanDownloadFiles();
void didFailDownload(const WebCore::ResourceError&);
void didFinishDownload();
State m_state { State::Suspended };
uint64_t m_downloadBytesWritten { 0 };
FileSystem::FileHandle m_downloadFile;
Vector<RefPtr<WebCore::BlobDataFileReference>> m_fileReferences;
RefPtr<SandboxExtension> m_sandboxExtension;
const Ref<NetworkProcess> m_networkProcess;
};
} // namespace WebKit
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