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-rw-r--r--Source/WebKit2/Shared/APIData.h104
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diff --git a/Source/WebKit2/Shared/APIData.h b/Source/WebKit2/Shared/APIData.h
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-/*
- * Copyright (C) 2010 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 INC. AND ITS 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 APPLE INC. OR ITS 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.
- */
-
-#ifndef APIData_h
-#define APIData_h
-
-#include "APIObject.h"
-#include "DataReference.h"
-#include <wtf/Forward.h>
-#include <wtf/Vector.h>
-
-namespace IPC {
-class ArgumentDecoder;
-class ArgumentEncoder;
-}
-
-namespace API {
-
-class Data : public ObjectImpl<API::Object::Type::Data> {
-public:
- typedef void (*FreeDataFunction)(unsigned char*, const void* context);
-
- static PassRefPtr<Data> createWithoutCopying(const unsigned char* bytes, size_t size, FreeDataFunction freeDataFunction, const void* context)
- {
- return adoptRef(new Data(bytes, size, freeDataFunction, context));
- }
-
- static PassRefPtr<Data> create(const unsigned char* bytes, size_t size)
- {
- unsigned char *copiedBytes = 0;
-
- if (size) {
- copiedBytes = static_cast<unsigned char*>(fastMalloc(size));
- memcpy(copiedBytes, bytes, size);
- }
-
- return createWithoutCopying(copiedBytes, size, fastFreeBytes, 0);
- }
-
- static PassRefPtr<Data> create(const Vector<unsigned char>& buffer)
- {
- return create(buffer.data(), buffer.size());
- }
-
- ~Data()
- {
- m_freeDataFunction(const_cast<unsigned char*>(m_bytes), m_context);
- }
-
- const unsigned char* bytes() const { return m_bytes; }
- size_t size() const { return m_size; }
-
- IPC::DataReference dataReference() const { return IPC::DataReference(m_bytes, m_size); }
-
- void encode(IPC::ArgumentEncoder&) const;
- static bool decode(IPC::ArgumentDecoder&, RefPtr<API::Object>&);
-
-private:
- Data(const unsigned char* bytes, size_t size, FreeDataFunction freeDataFunction, const void* context)
- : m_bytes(bytes)
- , m_size(size)
- , m_freeDataFunction(freeDataFunction)
- , m_context(context)
- {
- }
-
- static void fastFreeBytes(unsigned char* bytes, const void*)
- {
- if (bytes)
- fastFree(static_cast<void*>(bytes));
- }
-
- const unsigned char* m_bytes;
- size_t m_size;
-
- FreeDataFunction m_freeDataFunction;
- const void* m_context;
-};
-
-} // namespace API
-
-#endif // APIData_h