以下是在Qt下可以直接使用的代碼，如果想在其他平臺使用請修改一些內容：

#pragma argsused#define DFP_GET_VERSION 0x00074080 #define DFP_SEND_DRIVE_COMMAND 0x0007c084 #define DFP_RECEIVE_DRIVE_DATA 0x0007c088#define SENDIDLENGTH sizeof (SENDCMDOUTPARAMS) + IDENTIFY_BUFFER_SIZE #define IDENTIFY_BUFFER_SIZE 512 #define FILE_DEVICE_SCSI 0x0000001b #define IOCTL_SCSI_MINIPORT_IDENTIFY ((FILE_DEVICE_SCSI << 16) + 0x0501) #define IOCTL_SCSI_MINIPORT 0x0004D008 // see NTDDSCSI.H for definition #define IDE_ATAPI_IDENTIFY 0xA1 // Returns ID sector for ATAPI. #define IDE_ATA_IDENTIFY 0xEC // Returns ID sector for ATA. #define IOCTL_GET_DRIVE_INFO 0x0007c088 #define IOCTL_GET_VERSION 0x00074080#pragma pack(1) typedef struct _GETVERSIONOUTPARAMS {BYTE bVersion; //Binary driver version.BYTE bRevision; //Binary driver revision.BYTE bReserved; //Not used.BYTE bIDEDeviceMap; //Bit map of IDE devices.DWORD fCapabilities; //Bit mask of driver capabilities.DWORD dwReserved[4]; //For future use. } GETVERSIONOUTPARAMS, *PGETVERSIONOUTPARAMS, *LPGETVERSIONOUTPARAMS;typedef struct _IDEREGS {BYTE bFeaturesReg; //Used for specifying SMART "commands".BYTE bSectorCountReg; //IDE sector count registerBYTE bSectorNumberReg; //IDE sector number registerBYTE bCylLowReg; // IDE low order cylinder valueBYTE bCylHighReg; // IDE high order cylinder valueBYTE bDriveHeadReg; // IDE drive/head registerBYTE bCommandReg; // Actual IDE command.BYTE bReserved; // reserved for future use. Must be zero. } IDEREGS, *PIDEREGS, *LPIDEREGS;typedef struct _SENDCMDINPARAMS {DWORD cBufferSize; // Buffer size in bytesIDEREGS irDriveRegs; // Structure with drive register values.BYTE bDriveNumber; // Physical drive number to send// command to (0,1,2,3).BYTE bReserved[3]; // Reserved for future expansion.DWORD dwReserved[4]; // For future use.//BYTE bBuffer[1]; // Input buffer. } SENDCMDINPARAMS, *PSENDCMDINPARAMS, *LPSENDCMDINPARAMS;typedef struct _DRIVERSTATUS {BYTE bDriverError; // Error code from driver,// or 0 if no error.BYTE bIDEStatus; // Contents of IDE Error register.// Only valid when bDriverError// is SMART_IDE_ERROR.BYTE bReserved[2]; // Reserved for future expansion.DWORD dwReserved[2]; // Reserved for future expansion. } DRIVERSTATUS, *PDRIVERSTATUS, *LPDRIVERSTATUS;typedef struct _SENDCMDOUTPARAMS {DWORD cBufferSize; // Size of bBuffer in bytesDRIVERSTATUS DriverStatus; // Driver status structure.BYTE bBuffer[512]; // Buffer of arbitrary length// in which to store the data read from the drive. } SENDCMDOUTPARAMS, *PSENDCMDOUTPARAMS, *LPSENDCMDOUTPARAMS;typedef struct _IDSECTOR {USHORT wGenConfig;USHORT wNumCyls;USHORT wReserved;USHORT wNumHeads;USHORT wBytesPerTrack;USHORT wBytesPerSector;USHORT wSectorsPerTrack;USHORT wVendorUnique[3];CHAR sSerialNumber[20];USHORT wBufferType;USHORT wBufferSize;USHORT wECCSize;CHAR sFirmwareRev[8];CHAR sModelNumber[40];USHORT wMoreVendorUnique;USHORT wDoubleWordIO;USHORT wCapabilities;USHORT wReserved1;USHORT wPIOTiming;USHORT wDMATiming;USHORT wBS;USHORT wNumCurrentCyls;USHORT wNumCurrentHeads;USHORT wNumCurrentSectorsPerTrack;ULONG ulCurrentSectorCapacity;USHORT wMultSectorStuff;ULONG ulTotalAddressableSectors;USHORT wSingleWordDMA;USHORT wMultiWordDMA;BYTE bReserved[128]; } IDSECTOR, *PIDSECTOR; typedef struct _SRB_IO_CONTROL {ULONG HeaderLength;UCHAR Signature[8];ULONG Timeout;ULONG ControlCode;ULONG ReturnCode;ULONG Length; } SRB_IO_CONTROL, *PSRB_IO_CONTROL; /*+++ Global vars ---*/ GETVERSIONOUTPARAMS vers; SENDCMDINPARAMS in; SENDCMDOUTPARAMS out; HANDLE h; DWORD i; BYTE j; char HardDiskNO[200];VOID ChangeByteOrder(PCHAR szString, USHORT uscStrSize) {USHORT i;CHAR temp;for (i = 0; i < uscStrSize; i+=2){temp = szString[i];szString[i] = szString[i+1];szString[i+1] = temp;} }PCHAR DeleteHeadSpace(PCHAR TheString) //刪除獲取序列號開頭的空格，便于其他調用 {int j=0;for(int i=0;i<strlen(TheString);i++){if(!isspace(TheString[i])) break;j++;}return &TheString[j]; }bool HD_IDE_NT() {bool IDEFlag=false;char hd[80];PIDSECTOR phdinfo;char s[61];ZeroMemory(&vers,sizeof(vers));for (j = 0; j < 4; j++){sprintf(hd,"\\\\.\\PhysicalDrive%d",j);h = CreateFileA(hd,GENERIC_READ|GENERIC_WRITE,FILE_SHARE_READ|FILE_SHARE_WRITE, 0, OPEN_EXISTING, 0, 0);// Windows NT/2000/XP下創建文件需要管理員權限if (!h) continue;if (!DeviceIoControl(h,DFP_GET_VERSION,0,0,&vers,sizeof(vers),&i,0))// 得到驅動器的IO控制器版本{CloseHandle(h);continue;}if (!(vers.fCapabilities&1)){CloseHandle(h);return false;}ZeroMemory(&in,sizeof(in));ZeroMemory(&out,sizeof(out));if (j&1){in.irDriveRegs.bDriveHeadReg=0xb0;}else{in.irDriveRegs.bDriveHeadReg=0xa0;}if (vers.fCapabilities&(16>>j)) continue;else{in.irDriveRegs.bCommandReg=0xec;}in.bDriveNumber=j;in.irDriveRegs.bSectorCountReg=1;in.irDriveRegs.bSectorNumberReg=1;in.cBufferSize=512;if (!DeviceIoControl(h,DFP_RECEIVE_DRIVE_DATA,&in,sizeof(in),&out,sizeof(out),&i,0)){CloseHandle(h);return IDEFlag;}phdinfo=(PIDSECTOR)out.bBuffer;memcpy(s,phdinfo->sModelNumber,sizeof(phdinfo->sModelNumber));s[sizeof(phdinfo->sModelNumber)]=0;ChangeByteOrder(s,sizeof(phdinfo->sModelNumber));memcpy(s,phdinfo->sSerialNumber,sizeof(phdinfo->sSerialNumber));s[sizeof(phdinfo->sSerialNumber)]=0;ChangeByteOrder(s,sizeof(phdinfo->sSerialNumber));strcpy(HardDiskNO, DeleteHeadSpace(s));IDEFlag=true;CloseHandle(h);}return IDEFlag; }bool HD_SCSI_NT() {bool SCSIFlag=false;for (int controller=0;controller<16;controller++){HANDLE hScsiDriveIOCTL = 0;char driveName [256];char s[256];sprintf (driveName, "\\\\.\\Scsi%d:", controller);// Windows NT/2000/XP下任何權限都可以進行hScsiDriveIOCTL = CreateFileA (driveName, GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL,OPEN_EXISTING, 0, NULL);if (hScsiDriveIOCTL != INVALID_HANDLE_VALUE){int drive = 0;DWORD dummy;for (drive = 0; drive < 2; drive++){char buffer [sizeof (SRB_IO_CONTROL) + SENDIDLENGTH];SRB_IO_CONTROL *p = (SRB_IO_CONTROL *) buffer;SENDCMDINPARAMS *pin =(SENDCMDINPARAMS *) (buffer + sizeof (SRB_IO_CONTROL));memset (buffer, 0, sizeof (buffer));p -> HeaderLength = sizeof (SRB_IO_CONTROL);p -> Timeout = 10000;p -> Length = SENDIDLENGTH;p -> ControlCode = IOCTL_SCSI_MINIPORT_IDENTIFY;strncpy ((char *) p -> Signature, "SCSIDISK", 8);pin -> irDriveRegs.bCommandReg = IDE_ATA_IDENTIFY;pin -> bDriveNumber = drive;// 得到SCSI硬盤信息if (DeviceIoControl (hScsiDriveIOCTL,IOCTL_SCSI_MINIPORT,buffer,sizeof (SRB_IO_CONTROL) + sizeof (SENDCMDINPARAMS) - 1,buffer,sizeof (SRB_IO_CONTROL) + SENDIDLENGTH,&dummy, NULL)){SENDCMDOUTPARAMS *pOut =(SENDCMDOUTPARAMS *) (buffer + sizeof (SRB_IO_CONTROL));IDSECTOR *pId = (IDSECTOR *) (pOut -> bBuffer);if(pId->sModelNumber[0]){memcpy(s,pId->sModelNumber,sizeof(pId->sModelNumber));s[sizeof(pId->sModelNumber)]=0;ChangeByteOrder(s,sizeof(pId->sModelNumber));//AfxMessageBox(pId->sSerialNumber);ChangeByteOrder(s,sizeof( pId->sSerialNumber)); // cout<<"\tSN:"<<DeleteHeadSpace( pId->sSerialNumber)<<endl;strcpy(HardDiskNO, DeleteHeadSpace(s));// AfxMessageBox(HardDiskNO);SCSIFlag=true; // 讀取成功}}}CloseHandle (hScsiDriveIOCTL); // 關閉句柄}}return SCSIFlag; }//extern "C" { // char * _export _stdcall GetHardDiskNO(); //}char * GetHardDiskNO() {OSVERSIONINFO VersionInfo;ZeroMemory(&VersionInfo,sizeof(VersionInfo));VersionInfo.dwOSVersionInfoSize=sizeof(VersionInfo);GetVersionEx(&VersionInfo);memset(HardDiskNO, 0, 200);switch (VersionInfo.dwPlatformId){case VER_PLATFORM_WIN32_NT: // 這里沒有做處理，便于測試HD_IDE_NT();HD_SCSI_NT();break;}return HardDiskNO; }

總結

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