− | virtual CClassicBuffer* OpenBuffer(CSystemFid* pFid, enum EMode, int); // EMode: 1 = read, 2 = write | + | virtual CClassicBuffer * OpenBuffer(CSystemFid const * pFid, enum EMode, int)const; // EMode: 1 = read, 2 = write |
− | virtual void CloseBuffer(CSystemFid* pFid, CClassicBuffer* pBuffer); | + | virtual void CloseBuffer(CSystemFid const * pFid, CClassicBuffer * pBuffer)const; |