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讀取串口硬盤序列號(出廠唯一的序列號)(csdn)

#define IDENTIFY_BUFFER_SIZE 512

#define IDE_ATAPI_IDENTIFY 0xA0
#define IDE_ATA_IDENTIFY    0xEC
#define DFP_RECEIVE_DRIVE_DATA   0x0007c088

#pragma pack(1)
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 _DRIVERSTATUS
{
    BYTE bDriverError;
    BYTE bIDEStatus;
    BYTE bReserved[2];
    DWORD dwReserved[2];
} DRIVERSTATUS, *PDRIVERSTATUS, *LPDRIVERSTATUS;

typedef struct _SENDCMDOUTPARAMS
{
    DWORD         cBufferSize;
    DRIVERSTATUS DriverStatus;
    BYTE          bBuffer[1];
} SENDCMDOUTPARAMS, *PSENDCMDOUTPARAMS, *LPSENDCMDOUTPARAMS;

typedef struct _IDEREGS
{
    BYTE bFeaturesReg;
    BYTE bSectorCountReg;
    BYTE bSectorNumberReg;
    BYTE bCylLowReg;
    BYTE bCylHighReg;
    BYTE bDriveHeadReg;
    BYTE bCommandReg;
    BYTE bReserved;
} IDEREGS, *PIDEREGS, *LPIDEREGS;

typedef struct _SENDCMDINPARAMS
{
    DWORD     cBufferSize;
    IDEREGS   irDriveRegs;
    BYTE bDriveNumber;
    BYTE bReserved[3];
    DWORD     dwReserved[4];
    BYTE      bBuffer[1];
} SENDCMDINPARAMS, *PSENDCMDINPARAMS, *LPSENDCMDINPARAMS;

#pragma pack()

void ChangeByteOrder(LPSTR lpString, int nLen)
{
    USHORT i;
    CHAR c;

    // 63 63 72 75 6E 2E 63 6F 6D
    for(int i = 0; i < nLen; i += 2)
    {
        c = lpString[i];
        lpString[i] = lpString[i+1];
        lpString[i+1] = c;
    }
}

bool CrnGetHDSerialNumber(LPSTR lpBuf)
{
    strcpy(lpBuf, "");

    HANDLE hDevice;

    if(Win32Platform == VER_PLATFORM_WIN32_NT)
        // 獲取第一個硬盤，如果有多個，更改PhysicalDrive?就可以了。
        hDevice = CreateFile("\\\\.\\PhysicalDrive0",
                GENERIC_READ | GENERIC_WRITE,
                FILE_SHARE_READ | FILE_SHARE_WRITE,
                NULL,
                OPEN_EXISTING,
                0,
                0);
    else
        hDevice = CreateFile("\\\\.\\SMARTVSD", 0, 0, NULL, CREATE_NEW, 0, 0);

    if(hDevice == INVALID_HANDLE_VALUE) return false;

    SENDCMDINPARAMS scip = { 0 };
    char szBuffer[sizeof(SENDCMDOUTPARAMS) + IDENTIFY_BUFFER_SIZE] = { 0 };
    DWORD dwBytesRet = 0;
    bool bSuccess = false;
    try
    {
        scip.cBufferSize = IDENTIFY_BUFFER_SIZE;

        scip.irDriveRegs.bSectorCountReg = 1;
        scip.irDriveRegs.bSectorNumberReg = 1;
        scip.irDriveRegs.bDriveHeadReg = IDE_ATAPI_IDENTIFY;
        scip.irDriveRegs.bCommandReg = IDE_ATA_IDENTIFY;

        if(DeviceIoControl(hDevice,
                DFP_RECEIVE_DRIVE_DATA,
                &scip,
                sizeof(SENDCMDINPARAMS) - 1,
                szBuffer,
                sizeof(szBuffer),
                &dwBytesRet,
                NULL))
        {
            PSENDCMDOUTPARAMS pOut = (PSENDCMDOUTPARAMS)szBuffer;
            PIDSECTOR pIdSec = (PIDSECTOR)(pOut->bBuffer);
            ChangeByteOrder(pIdSec->sSerialNumber, sizeof(pIdSec->sSerialNumber));
            strncpy(lpBuf, pIdSec->sSerialNumber, 20);
            bSuccess = true;
        }
    }
    __finally
    {
        CloseHandle(hDevice);
    }

    return bSuccess;
}
//---------------------------------------------------------------------------
// 測試一哈
void __fastcall TForm1::Button2Click(TObject *Sender)
{
    char sz[255];
    CrnGetHDSerialNumber(sz);
    ShowMessage(String(sz).Trim());
}
http://topic.csdn.net/u/20071120/01/ace8c302-4260-4be2-99d7-faba80c68e8e.html

posted on 2007-12-03 21:29 飛天閱讀(1668) 評論(0) 編輯收藏引用所屬分類: C++Builder

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