wincap HelloWorld

#define WIN32
#define HAVE_REMOTE
#include <stdlib.h>
#include "pcap.h"
#include "remote-ext.h"
#pragma comment(lib,"wpcap.lib")
#pragma comment(lib,"ws2_32.lib")
int main()
{
pcap_if_t *alldevs;
pcap_if_t *d;
int i = 0;
char errbuf[PCAP_ERRBUF_SIZE];

/* 获取本地机器设备列表 */
if (pcap_findalldevs_ex(PCAP_SRC_IF_STRING, NULL /* auth is not needed */, &alldevs, errbuf) == -1)
{
fprintf(stderr, "Error in pcap_findalldevs_ex: %s\n", errbuf);
exit(1);
}

/* 打印列表 */
for (d = alldevs; d != NULL; 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 0;
}
system("pause");
/* 不再需要设备列表了，释放它 */
pcap_freealldevs(alldevs);
}