硬盘低级格式化的研究 (转)

最新推荐文章于 2024-10-31 14:47:22 发布

转载最新推荐文章于 2024-10-31 14:47:22 发布 · 76 阅读

本文介绍了一种硬盘低级格式化的实现方法，通过Windows API函数进行操作，包括获取磁盘几何信息、锁定磁盘、低级格式化等步骤。

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硬盘低级格式化的研究 (转)[@more@]

file://硬盘低级格式化的研究
#include
#include
#include
#include
BOOL GetDiskGeometry(HANDLE hDisk,PDISK_GEOMETRY lpGeometry )
{
Dword ReturnedbyteCount;

return DeviceIoControl(
hDisk,
IOCTL_DISK_GET_DRIVE_GEOMETRY,
NULL,
0,
lpGeometry,
sizeof(*lpGeometry),
&ReturnedByteCount,
NULL
);
}
DWORD GetSupportedGeometrys(
HANDLE hDisk
)
{
DWORD ReturnedByteCount;
BOOL b;
DWORD NumberSupported;

b = DeviceIoControl(
hDisk,
IOCTL_DISK_GET_MEDIA_TYPES,
NULL,
0,
SupportedGeometry,
sizeof(SupportedGeometry),
&ReturnedByteCount,
NULL
);
if ( b ) {
NumberSupported = ReturnedByteCount / sizeof(DISK_GEOMETRY);
}
else {
NumberSupported = 0;
}
SupportedGeometryCount = NumberSupported;

return NumberSupported;
}
BOOL LowLevelFormat(HANDLE hDisk,PDISK_GEOMETRY lpGeometry )
{
FORMAT_PARAMETERS FormatParameters;
PBAD_TRACK_NUMBER lpBadTrack;
UINT i;
BOOL b;
DWORD ReturnedByteCount;

FormatParameters.MediaType = lpGeometry->MediaType;
FormatParameters.StartHeadNumber = 0;
FormatParameters.EndHeadNumber = lpGeometry->TracksPerCylinder - 1;
lpBadTrack = (PBAD_TRACK_NUMBER) LocalAlloc(LMEM_ZEROINIT,lpGeometry->TracksPerCylinder*sizeof(*lpBadTrack));

for (i = 0; i < lpGeometry->Cylinders.LowPart; i++) {

FormatParameters.StartCylinderNumber = i;
FormatParameters.EndCylinderNumber = i;

b = DeviceIoControl(
hDisk,
IOCTL_DISK_FORMAT_TRACKS,
&FormatParameters,
sizeof(FormatParameters),
lpBadTrack,
lpGeometry->TracksPerCylinder*sizeof(*lpBadTrack),
&ReturnedByteCount,
NULL
);

if (!b ) {
LocalFree(lpBadTrack);
return b;
}
}

LocalFree(lpBadTrack);

return TRUE;
}

BOOL LockVolume( HANDLE hDisk )
{
DWORD ReturnedByteCount;

return DeviceIoControl(
hDisk,
FSCTL_LOCK_VOLUME,
NULL,
0,
NULL,
0,
&ReturnedByteCount,
NULL
);
}

BOOL UnlockVolume( HANDLE hDisk )
{
DWORD ReturnedByteCount;

return DeviceIoControl(
hDisk,
FSCTL_UNLOCK_VOLUME,
NULL,
0,
NULL,
0,
&ReturnedByteCount,
NULL
);
}

BOOL DismountVolume( HANDLE hDisk )
{
DWORD ReturnedByteCount;

return DeviceIoControl(
hDisk,
FSCTL_DISMOUNT_VOLUME,
NULL,
0,
NULL,
0,
&ReturnedByteCount,
NULL
);
}
file://简单调用sample.
HANDLE hDiskImage;
DISK_GEOMETRY Geometry;
HANDLE hDevice; // handle to the drive to be examined
DISK_GEOMETRY SupportedGeometry[20];
DWORD SupportedGeometryCount;
hDevice = CreateFile(".PhysicalDrive0", // drive to open
0, // don't need any access to the drive
FILE_SHARE_READ | FILE_SHARE_WRITE, // share mode
NULL, // default security attributes
OPEN_EXISTING, // disposition
0, // file attributes
NULL); // don't copy any file's attributes

if (hDevice == INVALID_HANDLE_VALUE) { // if we can't open the drive...
MessageBox("打开设备错误");
}
if ( LockVolume(hDrive) == FALSE ) {
MessageBox("Locking volume failed );
ExitProcess(1);
}

if ( !GetDiskGeometry(hDrive,&Geometry) ) {
MessageBox("GetDiskGeometry failed");
ExitProcess(1);
}
GetSupportedGeometrys(hDrive);
for(i=0;i LowLevelFormat(hDrive,&SupportedGeometry[i]);
}
DismountVolume(hDrive);
UnlockVolume(hDrive);
ExitProcess(0);

来自 “ ITPUB博客 ” ，链接：http://blog.itpub.net/10752043/viewspace-991591/，如需转载，请注明出处，否则将追究法律责任。

转载于:http://blog.itpub.net/10752043/viewspace-991591/