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/*
* Copyright (C) 2006, 2008 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 COMPUTER, INC. ``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 COMPUTER, INC. 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 "SharedBuffer.h"
namespace WebCore {
SharedBuffer::SharedBuffer()
{
}
SharedBuffer::SharedBuffer(const char* data, int size)
{
m_buffer.append(data, size);
}
SharedBuffer::SharedBuffer(const unsigned char* data, int size)
{
m_buffer.append(data, size);
}
PassRefPtr<SharedBuffer> SharedBuffer::adoptVector(Vector<char>& vector)
{
RefPtr<SharedBuffer> buffer = create();
buffer->m_buffer.swap(vector);
return buffer.release();
}
unsigned SharedBuffer::size() const
{
if (hasPlatformData())
return platformDataSize();
return m_buffer.size();
}
const char* SharedBuffer::data() const
{
if (hasPlatformData())
return platformData();
return m_buffer.data();
}
void SharedBuffer::append(const char* data, int len)
{
maybeTransferPlatformData();
m_buffer.append(data, len);
}
void SharedBuffer::clear()
{
clearPlatformData();
m_buffer.clear();
}
PassRefPtr<SharedBuffer> SharedBuffer::copy() const
{
return SharedBuffer::create(data(), size());
}
#if !PLATFORM(CF)
inline void SharedBuffer::clearPlatformData()
{
}
inline void SharedBuffer::maybeTransferPlatformData()
{
}
inline bool SharedBuffer::hasPlatformData() const
{
return false;
}
inline const char* SharedBuffer::platformData() const
{
ASSERT_NOT_REACHED();
return 0;
}
inline unsigned SharedBuffer::platformDataSize() const
{
ASSERT_NOT_REACHED();
return 0;
}
#endif
}
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