WinPcap pcap_next_ex抓包

使用pcap_next_ex抓包

// pcap_next_ex.cpp : 定义控制台应用程序的入口点。
//

#include "stdafx.h"

#define HAVE_REMOTE
#include <pcap.h>

#pragma comment(lib,"wpcap.lib")

int _tmain(int argc, _TCHAR* argv[])
{
	pcap_if_t *alldevs;
	pcap_if_t *d;
	int inum;
	int i=0;
	pcap_t *adhandle;
	int res;
	char errbuf[PCAP_ERRBUF_SIZE];
	struct tm *ltime;
	char timestr[16];
	struct pcap_pkthdr *header;
	const u_char *pkt_data;
	time_t local_tv_sec;


	/* 获取本机设备列表 */
	if (pcap_findalldevs_ex(PCAP_SRC_IF_STRING, NULL, &alldevs, errbuf) == -1)
	{
		fprintf(stderr,"Error in pcap_findalldevs: %s\n", errbuf);
		exit(1);
	}

	/* 打印列表 */
	for(d=alldevs; d; d=d->next)
	{
		printf("%d. %s", ++i, d->name);
		if (d->description)
			printf(" (%s)\n", d->description);
		else
			printf(" (No description available)\n");
	}

	if(i==0)
	{
		printf("\nNo interfaces found! Make sure WinPcap is installed.\n");
		return -1;
	}

	printf("Enter the interface number (1-%