#include <pcap/pcap.h> #include <stdio.h> int main() { char errbuf[PCAP_ERRBUF_SIZE], *device; device = pcap_lookupdev(errbuf); if(device) { printf("Success: device: %s\n",device); } else { printf("Error: %s\n",errbuf); } return 0; }
原文：https://www.cnblogs.com/hshy/p/14298079.html