虚拟网卡驱动源代码(原版)

虚拟网卡驱动源代码（原版）:/**snull.c--theSimpleNetworkUtility**Copyright(C)2001AlessandroRubiniandJonathanCorbet*Copyright(C)2001O'Reilly&Associates**Thesourcecodeinthisfilecanbefreelyused,adapted,*andredistributedinsourceorbinaryform,solongasan*acknowledgmentappearsinderi