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/*
* Copyright (C) 2010 Google 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.
*/
#include "config.h"
#include "BlobData.h"
#include "Blob.h"
#include "BlobURL.h"
namespace WebCore {
BlobData::BlobData(const String& contentType)
: m_contentType(contentType)
{
ASSERT(Blob::isNormalizedContentType(contentType));
}
const long long BlobDataItem::toEndOfFile = -1;
long long BlobDataItem::length() const
{
if (m_length != toEndOfFile)
return m_length;
switch (m_type) {
case Type::Data:
ASSERT_NOT_REACHED();
return m_length;
case Type::File:
return m_file->size();
}
ASSERT_NOT_REACHED();
return m_length;
}
void BlobData::appendData(const ThreadSafeDataBuffer& data)
{
size_t dataSize = data.data() ? data.data()->size() : 0;
appendData(data, 0, dataSize);
}
void BlobData::appendData(const ThreadSafeDataBuffer& data, long long offset, long long length)
{
m_items.append(BlobDataItem(data, offset, length));
}
void BlobData::appendFile(Ref<BlobDataFileReference>&& file)
{
file->startTrackingModifications();
m_items.append(BlobDataItem(WTFMove(file)));
}
Ref<BlobData> BlobData::clone() const
{
auto blobData = BlobData::create(m_contentType);
blobData->m_policyContainer = m_policyContainer;
blobData->m_items = m_items;
return blobData;
}
void BlobData::appendFile(BlobDataFileReference* file, long long offset, long long length)
{
m_items.append(BlobDataItem(file, offset, length));
}
void BlobData::swapItems(BlobDataItemList& items)
{
m_items.swap(items);
}
} // namespace WebCore