查NDIS有关的API。应该有的。
又如,你可以使用Netsh命令查看到当前状态,应该就用的是你所需要的接口:
C:\>netsh lan show interfaces
There is 1 interface on the system:
Name : Local Area Connection
Description : Broadcom NetXtreme Gigabit Ethernet
GUID : ae20bf01-34a2-4e15-9c4b-ff90ba638d75
Physical Address : 00-13-21-C7-CD-BA
State : Connected. Network does not support authentication.
C:\>
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