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1 /* | 1 /* |
2 * Copyright (C) 2006 Apple Computer, Inc. All rights reserved. | 2 * Copyright (C) 2006 Apple Computer, Inc. All rights reserved. |
3 * Copyright (C) Research In Motion Limited 2009-2010. All rights reserved. | 3 * Copyright (C) Research In Motion Limited 2009-2010. All rights reserved. |
4 * | 4 * |
5 * Redistribution and use in source and binary forms, with or without | 5 * Redistribution and use in source and binary forms, with or without |
6 * modification, are permitted provided that the following conditions | 6 * modification, are permitted provided that the following conditions |
7 * are met: | 7 * are met: |
8 * 1. Redistributions of source code must retain the above copyright | 8 * 1. Redistributions of source code must retain the above copyright |
9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
10 * 2. Redistributions in binary form must reproduce the above copyright | 10 * 2. Redistributions in binary form must reproduce the above copyright |
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24 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | 24 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
25 */ | 25 */ |
26 | 26 |
27 #ifndef SharedBuffer_h | 27 #ifndef SharedBuffer_h |
28 #define SharedBuffer_h | 28 #define SharedBuffer_h |
29 | 29 |
30 #include "platform/PlatformExport.h" | 30 #include "platform/PlatformExport.h" |
31 #include "platform/PurgeableVector.h" | 31 #include "platform/PurgeableVector.h" |
32 #include "third_party/skia/include/core/SkData.h" | 32 #include "third_party/skia/include/core/SkData.h" |
33 #include "wtf/Forward.h" | 33 #include "wtf/Forward.h" |
34 #include "wtf/OwnPtr.h" | |
35 #include "wtf/RefCounted.h" | 34 #include "wtf/RefCounted.h" |
36 #include "wtf/text/WTFString.h" | 35 #include "wtf/text/WTFString.h" |
37 | 36 |
38 namespace blink { | 37 namespace blink { |
39 | 38 |
40 class WebProcessMemoryDump; | 39 class WebProcessMemoryDump; |
41 | 40 |
42 class PLATFORM_EXPORT SharedBuffer : public RefCounted<SharedBuffer> { | 41 class PLATFORM_EXPORT SharedBuffer : public RefCounted<SharedBuffer> { |
43 public: | 42 public: |
44 enum : unsigned { kSegmentSize = 0x1000 }; | 43 enum : unsigned { kSegmentSize = 0x1000 }; |
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160 size_t getSomeDataInternal(const char*& data, size_t position) const; | 159 size_t getSomeDataInternal(const char*& data, size_t position) const; |
161 | 160 |
162 size_t m_size; | 161 size_t m_size; |
163 mutable PurgeableVector m_buffer; | 162 mutable PurgeableVector m_buffer; |
164 mutable Vector<char*> m_segments; | 163 mutable Vector<char*> m_segments; |
165 }; | 164 }; |
166 | 165 |
167 } // namespace blink | 166 } // namespace blink |
168 | 167 |
169 #endif // SharedBuffer_h | 168 #endif // SharedBuffer_h |
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