学步园

PhysicalDrive 只是Device\Harddisk%d\Partition0的符号连接，. 而Device\Harddisk0\Partition0是\Device\Harddisk0\DR0的符号链接

\Device\Harddisk0\Partition0 代表整个磁盘

QuerySymbolLink 入 \Device\Harddisk0\Parition0 可得\Device\Harddisk0\DR0

\Dosdevice\C:

内核中C:盘

link:introduction to MS-DOS Device Names