vc代码直接访问磁盘

 

{
    HANDLE h = CreateFile(L"\\\\.\\M:", GENERIC_READ
        , FILE_SHARE_READ | FILE_SHARE_WRITE, NULL
        , OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, 0);
    DWORD error = GetLastError();
    BYTE Buffer1[1024] = {0};
    DWORD ReadByte;
    if (INVALID_HANDLE_VALUE != h)
    {
        ReadFile(h, Buffer1, 1024, &ReadByte, NULL);
    }
    CloseHandle(h);
}