Centos安装libpcap

1 联网环境

yum install  libpcap

yum install libpcap-devel

2 测试 vi test.c

#include <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;
}

3 编译

gcc test.c -o test -lpcap

4 运行

./test

success: device:enp0s3


参考:
https://blog.csdn.net/xygl2009/article/details/19400533

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