C / C++ / MFC

krish_kumar wrote:

In my program I'm reading the clusters in the volume using the appropriate physical offsets to the disk.

DWORD dwPtr1=SetFilePointer(hDevice1,
                            li_offset2.LowPart,
                            &li_offset2.HighPart,
                            FILE_BEGIN);

if (dwPtr1 == INVALID_SET_FILE_POINTER) // Test for failure
{
printf("\n\nSetFilePointer Failed to write,Err No:%d\n",GetLastError());
return 0;
}