xmemfile.h
上传用户:pass2008
上传日期:2021-07-05
资源大小:3299k
文件大小:1k
- #if !defined(__xmemfile_h)
- #define __xmemfile_h
- #include "xfile.h"
- //////////////////////////////////////////////////////////
- class DLL_EXP CxMemFile : public CxFile
- {
- public:
- CxMemFile(BYTE* pBuffer = NULL, DWORD size = 0);
- ~CxMemFile();
- bool Open();
- BYTE* GetBuffer(bool bDetachBuffer = true);
- virtual bool Close();
- virtual size_t Read(void *buffer, size_t size, size_t count);
- virtual size_t Write(const void *buffer, size_t size, size_t count);
- virtual bool Seek(long offset, int origin);
- virtual long Tell();
- virtual long Size();
- virtual bool Flush();
- virtual bool Eof();
- virtual long Error();
- virtual bool PutC(unsigned char c);
- virtual long GetC();
- virtual char * GetS(char *string, int n);
- virtual long Scanf(const char *format, void* output);
- protected:
- bool Alloc(DWORD nBytes);
- void Free();
- BYTE* m_pBuffer;
- DWORD m_Size;
- bool m_bFreeOnClose;
- long m_Position; //current position
- long m_Edge; //buffer size
- };
- #endif