A drive letter is related to which physical disk?!

Thanks for your guidance,

Originally Posted by JuneMouse

you dont need r0 to get all these information

simply start wmic in cmd.exe

and ...

actually i did it in other way and as writing a Client Mount Manager was a bit vague! , I prefered to explore for some thing else . I used a smart IOCTL IOCTL_VOLUME_LOGICAL_TO_PHYSICAL to find the related physical hard disk number for a logical drive . May be it would help you in some way!

Regards,
Just4UriM