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#define  _CDATASTORE_H_
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#define  _CDATASTORE_H_
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/****************************************************************************
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/****************************************************************************
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*
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*
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*	CDataStore class
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*	  CDataStore class
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*
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*
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***/
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***/
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class CDataStore {
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class CDataStore {
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	private:
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	private:
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		//=======================================================================
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		//=======================================================================
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		virtual void vfptr() {};	// To create the VTable
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		virtual void vfptr() {};  // To create the VTable
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		char*        m_data;		// Buffer
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		char*        m_data;      // Buffer
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		unsigned int m_base;		// Buffer index base
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		unsigned int m_base;      // Buffer index base
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		unsigned int m_alloc;		// Number of memory-allocated buffer bytes
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		unsigned int m_alloc;     // Number of memory-allocated buffer bytes
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		unsigned int m_size;		// Size of buffer
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		unsigned int m_size;      // Size of buffer
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		unsigned int m_read;		// Read bytes
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		unsigned int m_read;      // Read bytes
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		//=======================================================================
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		//=======================================================================
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		void Initialize(CDataStore *pData);
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		void Initialize (CDataStore *pData);
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		//=======================================================================
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		//=======================================================================
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		void Destroy(CDataStore *pData);
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		void Destroy (CDataStore *pData);
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	public:
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	public:
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		//=======================================================================
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		//=======================================================================
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		//=======================================================================
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		//=======================================================================
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		~CDataStore ();
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		~CDataStore ();
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		//=======================================================================
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		//=======================================================================
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		inline bool IsRead ()
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		inline bool IsRead () {
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		{
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			// Return TRUE if the data was read in its entirety
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			// Return true if the data was read in its entirety
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			return m_size==m_read;
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			return m_size==m_read;
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		}
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		}
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		//=======================================================================
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		//=======================================================================
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		inline bool IsFinal ()
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		inline bool IsFinal () {
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		{
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			// Return TRUE if the data is finalized and ready for sending
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			// Return true if the data is finalized and ready for sending
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			return m_read!=-1;
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			return m_read!=-1;
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		}
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		}
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		//=======================================================================
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		//=======================================================================
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		CDataStore* Reset ();
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		CDataStore* Reset ();
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		//=======================================================================
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		//=======================================================================
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		inline void Finalize ()
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		inline void Finalize () { m_read = 0; }
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		{
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			m_read = 0;
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		}
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		//=======================================================================
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		//=======================================================================
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		CDataStore& Set (DWORD pos, CHAR bytes);
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		CDataStore& Set (DWORD pos, CHAR bytes);
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		//=======================================================================
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		//=======================================================================
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		//=======================================================================
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		//=======================================================================
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		CDataStore& GetArray (float* pval, DWORD count);
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		CDataStore& GetArray (float* pval, DWORD count);
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		//=======================================================================
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		//=======================================================================
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		virtual void GetBufferParams (LPCVOID*	dataPtr,
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		virtual void GetBufferParams (LPCVOID*  dataPtr,
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									  UINT*		sizePtr,
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                                  UINT*     sizePtr,
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									  UINT*		allocPtr) const;
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                                  UINT*     allocPtr) const;
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		//=======================================================================
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		//=======================================================================
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		void DetachBuffer (PVOID* dataPtr, UINT* sizePtr, UINT* allocPtr);
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		void DetachBuffer (PVOID* dataPtr, UINT* sizePtr, UINT* allocPtr);
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};
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};