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/*
* Copyright (C) 2010 Google Inc. All rights reserved.
* Copyright (C) 2013, 2014, 2016 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 <functional>
#include <wtf/Forward.h>
#include <wtf/Function.h>
namespace WebCore {
class BlobDataFileReference;
class BlobPart;
class BlobRegistry;
class URL;
WEBCORE_EXPORT BlobRegistry& blobRegistry();
// BlobRegistry is not thread-safe. It should only be called from main thread.
class WEBCORE_EXPORT BlobRegistry {
public:
// Registers a blob URL referring to the specified file.
virtual void registerFileBlobURL(const URL&, Ref<BlobDataFileReference>&&, const String& contentType) = 0;
// Registers a blob URL referring to the specified blob data.
virtual void registerBlobURL(const URL&, Vector<BlobPart>&&, const String& contentType) = 0;
// Registers a new blob URL referring to the blob data identified by the specified srcURL.
virtual void registerBlobURL(const URL&, const URL& srcURL) = 0;
// Registers a new blob URL referring to the blob data identified by the specified srcURL or, if none found, referring to the file found at the given path.
virtual void registerBlobURLOptionallyFileBacked(const URL&, const URL& srcURL, RefPtr<BlobDataFileReference>&&, const String& contentType) = 0;
// Negative start and end values select from the end.
virtual void registerBlobURLForSlice(const URL&, const URL& srcURL, long long start, long long end) = 0;
virtual void unregisterBlobURL(const URL&) = 0;
virtual unsigned long long blobSize(const URL&) = 0;
virtual void writeBlobsToTemporaryFiles(const Vector<String>& blobURLs, WTF::Function<void (const Vector<String>& filePaths)>&& completionHandler) = 0;
virtual bool isBlobRegistryImpl() const { return false; }
protected:
virtual ~BlobRegistry();
};
} // namespace WebCore