www.pudn.com > WindowsDisk.zip > DiskInfo.h

#define VWIN32_DIOC_DOS_INT21     (1)  
#define VWIN32_DIOC_DOS_INT25     (2) 
#define VWIN32_DIOC_DOS_INT26     (3) 
#define VWIN32_DIOC_DOS_DRIVEINFO (6) 
 
#define CARRY_FLAG   1 
 
#define READSECTORS  0 
#define WRITESECTORS 1  
#define SECTORSIZE   512 
typedef struct _DIOC_REGISTERS{   
	DWORD reg_EBX; 
    DWORD reg_EDX; 
    DWORD reg_ECX; 
    DWORD reg_EAX; 
    DWORD reg_EDI; 
    DWORD reg_ESI; 
 	DWORD reg_Flags; 
}DIOC_REGISTERS, *PDIOC_REGISTERS; 
 
#pragma pack(1) 
typedef struct _DISKIO { 
    DWORD  dwStartSector;   // starting logical sector number 
    WORD   wSectors;        // number of sectors 
    DWORD  dwBuffer;        // address of read/write buffer 
}DISKIO, *PDISKIO; 
#pragma pack() 
 
 
#define Win95    0  //Win95、Win3.1 
#define Win98    1  //Win95OSR2、Win98 
#define Win2000  2  //WinNT、Win2000 
 
class CDiskInfo{ 
public: 
	CDiskInfo(); 
	~CDiskInfo(); 
private: 
	HANDLE hDev; 
    DWORD dwCurrentPlatform; 
    void GetPlatform(); 
     
	BOOL Win2000_AccessSectors(WORD CMD,BYTE bDrive,DWORD dwStartSector,WORD wSectors,LPBYTE lpSectBuff); 
	BOOL Int25_ReadSectors(BYTE bDrive,DWORD dwStartSector,WORD wSectors,LPBYTE lpSectBuff); 
    BOOL Int26_WriteSectors(BYTE bDrive,DWORD dwStartSector,WORD wSectors,LPBYTE lpSectBuff); 
    BOOL Int21_AccessSectors(WORD CMD,BYTE bDrive,DWORD dwStartSector,WORD wSectors,LPBYTE lpSectBuff); 
 
public: 
	//对外统一提供Read和Write操作，类内部根据平台选用适合的函数调用 
	BOOL ReadSectors(BYTE bDrive,DWORD dwStartSector,WORD wSectors,LPBYTE lpSectBuff); 
	BOOL WriteSectors(BYTE bDrive,DWORD dwStartSector,WORD wSectors,LPBYTE lpSectBuff); 
};