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Diffstat (limited to 'WebCore/platform/SharedBuffer.cpp')
-rw-r--r-- | WebCore/platform/SharedBuffer.cpp | 119 |
1 files changed, 119 insertions, 0 deletions
diff --git a/WebCore/platform/SharedBuffer.cpp b/WebCore/platform/SharedBuffer.cpp new file mode 100644 index 0000000..e1e812b --- /dev/null +++ b/WebCore/platform/SharedBuffer.cpp @@ -0,0 +1,119 @@ +/* + * 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 + +} |