9abc4d2dcd
git-svn-id: file:///srv/svn/repos/haiku/trunk/current@3294 a95241bf-73f2-0310-859d-f6bbb57e9c96
78 lines
1.8 KiB
C++
78 lines
1.8 KiB
C++
//------------------------------------------------------------------------------
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// DataBuffer.h
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//
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//------------------------------------------------------------------------------
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#ifndef DATABUFFER_H
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#define DATABUFFER_H
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// Standard Includes -----------------------------------------------------------
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// System Includes -------------------------------------------------------------
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#include <SupportDefs.h>
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// Project Includes ------------------------------------------------------------
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// Local Includes --------------------------------------------------------------
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// Local Defines ---------------------------------------------------------------
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// Globals ---------------------------------------------------------------------
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namespace BPrivate {
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class BDataBuffer
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{
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public:
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BDataBuffer(size_t len);
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BDataBuffer(void* data, size_t len, bool copy = false);
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BDataBuffer(const BDataBuffer& rhs);
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~BDataBuffer();
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BDataBuffer& operator=(const BDataBuffer& rhs);
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size_t BufferSize() const;
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const void* Buffer() const;
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private:
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class BDataReference
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{
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public:
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void Acquire(BDataReference*& ref);
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void Release(BDataReference*& ref);
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char* Data() { return fData; }
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size_t Size() const { return fSize; }
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int32 Count() { return fCount; }
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static void Create(void* data, size_t len, BDataReference*& ref,
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bool copy = false);
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static void Create(size_t len, BDataReference*& ref);
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private:
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BDataReference(void* data, size_t len, bool copy = false);
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BDataReference(size_t len);
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~BDataReference();
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char* fData;
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size_t fSize;
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int32 fCount;
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};
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BDataBuffer(); // No default construction allowed!
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BDataReference* fDataRef;
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};
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} // namespace BPrivate
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#endif // DATABUFFER_H
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/*
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* $Log $
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*
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* $Id $
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*
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*/
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