www.pudn.com > MAC_SDK_399.zip > IO.h

#ifndef APE_IO_H 
#define APE_IO_H 
 
#ifndef FILE_BEGIN 
    #define FILE_BEGIN        0 
#endif 
 
#ifndef FILE_CURRENT 
    #define FILE_CURRENT    1 
#endif 
 
#ifndef FILE_END 
    #define FILE_END        2 
#endif 
 
class CIO 
{ 
     
public: 
 
    //construction / destruction 
    CIO() { } 
    virtual ~CIO() { }; 
 
    // open / close 
    virtual int Open(const wchar_t * pName) = 0; 
    virtual int Close() = 0; 
     
    // read / write 
    virtual int Read(void * pBuffer, unsigned int nBytesToRead, unsigned int * pBytesRead) = 0; 
    virtual int Write(const void * pBuffer, unsigned int nBytesToWrite, unsigned int * pBytesWritten) = 0; 
     
    // seek 
    virtual int Seek(int nDistance, unsigned int nMoveMode) = 0; 
     
    // creation / destruction 
    virtual int Create(const wchar_t * pName) = 0; 
    virtual int Delete() = 0; 
 
    // other functions 
    virtual int SetEOF() = 0; 
 
    // attributes 
    virtual int GetPosition() = 0; 
    virtual int GetSize() = 0; 
    virtual int GetName(wchar_t * pBuffer) = 0; 
}; 
 
#endif // #ifndef APE_IO_H