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#ifndef _CDATASTORE_H_
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#define _CDATASTORE_H_
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/****************************************************************************
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*
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* CDataStore class
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*
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***/
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class CDataStore {
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private:
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//=======================================================================
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virtual void vfptr() {}; // To create the VTable
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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_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_read; // Read bytes
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//=======================================================================
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void Initialize(CDataStore *pData);
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//=======================================================================
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void Destroy(CDataStore *pData);
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public:
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//=======================================================================
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CDataStore ();
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//=======================================================================
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~CDataStore ();
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//=======================================================================
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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 m_size==m_read;
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}
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//=======================================================================
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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 m_read!=-1;
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}
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//=======================================================================
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CDataStore* Reset ();
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//=======================================================================
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inline void Finalize ()
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{
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m_read = 0;
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}
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//=======================================================================
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CDataStore& Set (DWORD pos, CHAR bytes);
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//=======================================================================
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CDataStore& Set (DWORD pos, UCHAR bytes);
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//=======================================================================
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CDataStore& Set (DWORD pos, SHORT bytes);
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//=======================================================================
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CDataStore& Set (DWORD pos, USHORT bytes);
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//=======================================================================
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CDataStore& Set (DWORD pos, INT bytes);
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//=======================================================================
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CDataStore& Set (DWORD pos, UINT bytes);
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//=======================================================================
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CDataStore& Set (DWORD pos, LONG bytes);
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//=======================================================================
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CDataStore& Set (DWORD pos, ULONG bytes);
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//=======================================================================
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CDataStore& Set (DWORD pos, INT64 bytes);
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//=======================================================================
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CDataStore& Set (DWORD pos, UINT64 bytes);
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//=======================================================================
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CDataStore& Set (DWORD pos, float bytes);
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//=======================================================================
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CDataStore& Put (CHAR val);
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//=======================================================================
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CDataStore& Put (UCHAR val);
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//=======================================================================
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CDataStore& Put (SHORT val);
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//=======================================================================
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CDataStore& Put (USHORT val);
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//=======================================================================
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CDataStore& Put (INT val);
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//=======================================================================
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CDataStore& Put (UINT val);
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//=======================================================================
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CDataStore& Put (LONG val);
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//=======================================================================
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CDataStore& Put (ULONG val);
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//=======================================================================
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CDataStore& Put (INT64 val);
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//=======================================================================
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CDataStore& Put (UINT64 val);
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//=======================================================================
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CDataStore& Put (float val);
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//=======================================================================
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CDataStore& PutString (LPCSTR pval);
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//=======================================================================
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CDataStore& PutString (USHORT CONST* pval);
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//=======================================================================
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CDataStore& PutArray (UCHAR CONST* pval, DWORD bytes);
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//=======================================================================
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CDataStore& PutArray (USHORT CONST* pval, DWORD bytes);
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//=======================================================================
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CDataStore& PutArray (ULONG CONST* pval, DWORD bytes);
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//=======================================================================
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CDataStore& PutArray (UINT64 CONST* pval, DWORD bytes);
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//=======================================================================
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CDataStore& PutArray (float const* pval, DWORD bytes);
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//=======================================================================
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CDataStore& PutData (LPCVOID pval, DWORD bytes);
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//=======================================================================
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CDataStore& Get (CHAR& pval);
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//=======================================================================
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CDataStore& Get (UCHAR& pval);
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//=======================================================================
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CDataStore& Get (SHORT& pval);
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//=======================================================================
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CDataStore& Get (USHORT& pval);
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//=======================================================================
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CDataStore& Get (INT& pval);
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//=======================================================================
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CDataStore& Get (UINT& pval);
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//=======================================================================
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CDataStore& Get (LONG& pval);
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//=======================================================================
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CDataStore& Get (ULONG& pval);
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//=======================================================================
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CDataStore& Get (INT64& pval);
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//=======================================================================
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CDataStore& Get (UINT64& pval);
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//=======================================================================
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CDataStore& Get (float& pval);
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//=======================================================================
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CDataStore& GetString (LPSTR pval, DWORD maxChars);
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//=======================================================================
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CDataStore& GetString (LPWSTR pval, DWORD maxChars);
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//=======================================================================
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CDataStore& GetArray (UCHAR* pval, DWORD count);
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//=======================================================================
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CDataStore& GetArray (USHORT* pval, DWORD count);
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//=======================================================================
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CDataStore& GetArray (ULONG* pval, DWORD count);
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//=======================================================================
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CDataStore& GetArray (UINT64* pval, DWORD count);
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//=======================================================================
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CDataStore& GetArray (float* pval, DWORD count);
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//=======================================================================
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virtual void GetBufferParams (LPCVOID* dataPtr,
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UINT* sizePtr,
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UINT* allocPtr) const;
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//=======================================================================
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void DetachBuffer (PVOID* dataPtr, UINT* sizePtr, UINT* allocPtr);
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};
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#endif// _CDATASTORE_H_
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