WinCE获取SD卡序列号

{

BOOL bRes = FALSE;

PSTORAGE_IDENTIFICATION pStoreInfo = NULL;

HANDLE hDisk = INVALID_HANDLE_VALUE;

__try

{

//The buffer for storing data

const DWORD BUFFER_SIZE = 300;

//Allocate the size for the struct

pStoreInfo = (PSTORAGE_IDENTIFICATION) new BYTE[BUFFER_SIZE];

if(pStoreInfo == NULL)

{

__leave;

}

//Open the driver

hDisk = CreateFile(strDiskName.c_str(), GENERIC_READ, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, OPEN_EXISTING, 0, NULL);

if(hDisk == INVALID_HANDLE_VALUE)

{

__leave;

}

//Get the ID from the driver

DWORD dwBytesRet = 0;

if (DeviceIoControl(hDisk, IOCTL_DISK_GET_STORAGEID, NULL, 0, pStoreInfo, BUFFER_SIZE, dwBytesRet, NULL) == FALSE)

{

__leave;

}

//Get the manufacture ID

if (pStoreInfo->dwManufactureIDOffset != 0)

{

char *pManufactureID = reinterpret_cast(pStoreInfo) + pStoreInfo->dwManufactureIDOffset;

if(pStoreInfo->dwSerialNumOffset != 0)

{

strManufactureID.assign(pManufactureID,pStoreInfo->dwSerialNumOffset - pStoreInfo->dwManufactureIDOffset);

}

else

{

strManufactureID = pManufactureID;

}

}

if(pStoreInfo->dwSerialNumOffset != 0)

{

char *pSerialNum = reinterpret_cast(pStoreInfo) + pStoreInfo->dwSerialNumOffset;

strSerialNum = pSerialNum;

}

bRes = TRUE;

}

__finally

{

if(pStoreInfo != NULL)

{

delete []pStoreInfo;

}

if(hDisk != INVALID_HANDLE_VALUE)

{

CloseHandle(hDisk);

}

}

return bRes;

}