C++如何获取硬盘的ID求代码！

BOOL __fastcall DoIdentify( HANDLE hPhysicalDriveIOCTL,
PSENDCMDINPARAMS pSCIP,
PSENDCMDOUTPARAMS pSCOP,
BYTE btIDCmd,
BYTE btDriveNum,
PDWORD pdwBytesReturned)
{
pSCIP->cBufferSize = IDENTIFY_BUFFER_SIZE;
pSCIP->irDriveRegsbFeaturesReg = 0;
pSCIP->irDriveRegsbSectorCountReg = 1;
pSCIP->irDriveRegsbSectorNumberReg = 1;
pSCIP->irDriveRegsbCylLowReg = 0;
pSCIP->irDriveRegsbCylHighReg = 0;
pSCIP->irDriveRegsbDriveHeadReg = (btDriveNum & 1) 0xB0 : 0xA0;
pSCIP->irDriveRegsbCommandReg = btIDCmd;
pSCIP->bDriveNumber = btDriveNum;
pSCIP->cBufferSize = IDENTIFY_BUFFER_SIZE;
return DeviceIoControl( hPhysicalDriveIOCTL,
SMART_RCV_DRIVE_DATA,
(LPVOID)pSCIP,
sizeof(SENDCMDINPARAMS) - 1,
(LPVOID)pSCOP,
sizeof(SENDCMDOUTPARAMS) + IDENTIFY_BUFFER_SIZE - 1,
pdwBytesReturned, NULL);
}
char __fastcall ConvertToString(DWORD dwDiskData[256], int nFirstIndex, int nLastIndex)
{
static char szResBuf[1024];
char ss[256];
int nIndex = 0;
int nPosition = 0;
for(nIndex = nFirstIndex; nIndex <= nLastIndex; nIndex++)
{
ss[nPosition] = (char)(dwDiskData[nIndex] / 256);
nPosition++;
// Get low BYTE for 2nd character
ss[nPosition] = (char)(dwDiskData[nIndex] % 256);
nPosition++;
}
// End the string ss[nPosition] = '\0';
int i, index=0;
for(i=0; i<nPosition; i++)
{
if(ss[i]==0 || ss[i]==32) continue;
szResBuf[index]=ss[i];
index++;
}
szResBuf[index]=0;
return szResBuf;
}

int GetID() //主函数
{
//创建设备对象，得到设备句柄，设备为硬盘。
CString sFilePath;
sFilePathFormat("\\\\\\PHYSICALDRIVE%d", driver);
HANDLE hFile=::CreateFile(sFilePath,
GENERIC_READ | GENERIC_WRITE,
FILE_SHARE_READ | FILE_SHARE_WRITE,
NULL, OPEN_EXISTING,
0, NULL);
DWORD dwBytesReturned;
GETVERSIONINPARAMS gvopVersionParams;
DeviceIoControl(hFile, //向设备对象发送SMART_GET_VERSION设备请求，获取硬盘属性
SMART_GET_VERSION,
NULL,
0,
&gvopVersionParams,
sizeof(gvopVersionParams),
&dwBytesReturned, NULL)；
if(gvopVersionParamsbIDEDeviceMap <= 0) return -2;
//发送SMART_RCV_DRIVE_DATA设备请求，获取硬盘详细信息。
// IDE or ATAPI IDENTIFY cmd
int btIDCmd = 0;
SENDCMDINPARAMS InParams;
int nDrive =0;
btIDCmd = (gvopVersionParamsbIDEDeviceMap >> nDrive & 0x10) IDE_ATAPI_IDENTIFY : IDE_ATA_IDENTIFY;
// 输出参数
BYTE btIDOutCmd[sizeof(SENDCMDOUTPARAMS) + IDENTIFY_BUFFER_SIZE - 1];
if(DoIdentify(hFile,
&InParams,
(PSENDCMDOUTPARAMS)btIDOutCmd,
(BYTE)btIDCmd,
(BYTE)nDrive, &dwBytesReturned) == FALSE) return -3;
::CloseHandle(hFile);
DWORD dwDiskData[256]; USHORT pIDSector; // 对应结构IDSECTOR，见头文件
pIDSector = (USHORT)((SENDCMDOUTPARAMS)btIDOutCmd)->bBuffer; for(int i=0; i < 256; i++) dwDiskData[i] = pIDSector[i];
// 取系列号
ZeroMemory(szSerialNumber, sizeof(szSerialNumber));
strcpy(szSerialNumber, ConvertToString(dwDiskData, 10, 19));
// 取模型号
ZeroMemory(szModelNumber, sizeof(szModelNumber));
strcpy(szModelNumber, ConvertToString(dwDiskData, 27, 46));
return 0;}

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