用Winpcap如何获取网卡的MAC和IP？

[ansili]

用Winpcap如何获取网卡的MAC和IP？

[ansili]

用其他方法获取指定网卡的MAC和ip和可以。

[JamesXing]

http://blog.csdn.net/JamesXing/archive/2007/07/24/1704952.aspx

[ReverseEngineering]

Winpcap的手册当中肯定有介绍的，找找

[qhdzqx]

//获取网卡参数程序，前提是要安装winpcap及将头文件与lib文件复制到相关文件夹下
#include "pcap.h"
#pragma comment(lib, "wpcap.lib")

main()
{
pcap_if_t *alldevs;
pcap_if_t *d;
int i=0;
char errbuf[PCAP_ERRBUF_SIZE];

/* 这个API用来获得网卡 的列表 */
if (pcap_findalldevs(&alldevs, errbuf) == -1)
{
fprintf(stderr,"Error in pcap_findalldevs: %s\n", errbuf);
exit(1);
}

/* 显示列表的响应字段的内容 */
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;
}

/* We don’t need any more the device list. Free it */
pcap_freealldevs(alldevs);
}


//获取IP参数程序
#include "pcap.h"
#pragma comment(lib, "wpcap.lib")
void ifprint(pcap_if_t *d);
char *iptos(u_long in);

int main()
{
pcap_if_t *alldevs;
pcap_if_t *d;
char errbuf[PCAP_ERRBUF_SIZE+1];

/* 获得设备列表 */
if (pcap_findalldevs(&alldevs, errbuf) == -1)
{
fprintf(stderr,"Error in pcap_findalldevs: %s\n",errbuf);
exit(1);
}

/* 遍历所有元素 */
for(d=alldevs;d;d=d->next)
{
ifprint(d);
}

return 1;
}

/* Print all the available information on the given interface */
void ifprint(pcap_if_t *d)
{
pcap_addr_t *a;

/* 名称 */
printf("%s\n",d->name);

/* 描述 */
if (d->description)
printf("\tDescription: %s\n",d->description);

/* 回环地址 */
printf("\tLoopback: %s\n",(d->flags & PCAP_IF_LOOPBACK)?"yes":"no");

/* IP 地址 */
for(a=d->addresses;a;a=a->next) {
printf("\tAddress Family: #%d\n",a->addr->sa_family);

switch(a->addr->sa_family)
{
case AF_INET:
printf("\tAddress Family Name: AF_INET\n");
if (a->addr)
/* Y- IP 地址 */
printf("\tAddress: %s\n",iptos(((struct sockaddr_in *)a->addr)->sin_addr.s_addr));
if (a->netmask)
/* Y- 掩码 */
printf("\tNetmask: %s\n",iptos(((struct sockaddr_in *)a->netmask)->sin_addr.s_addr));
if (a->broadaddr)
/* Y- 广播地址 */
printf("\tBroadcast Address: %s\n",iptos(((struct sockaddr_in *)a->broadaddr)->sin_addr.s_addr));
if (a->dstaddr)
/* Y - 目标地址 */
printf("\tDestination Address: %s\n",iptos(((struct sockaddr_in *)a->dstaddr)->sin_addr.s_addr));
break;
default:
/* 未知 */
printf("\tAddress Family Name: Unknown\n");
break;
}
}
printf("\n");
}

/* 来自 tcptracert, 把数字IP地址转换为点格式 */
#define IPTOSBUFFERS 12
char *iptos(u_long in)
{
static char output[IPTOSBUFFERS][3*4+3+1];
static short which;
u_char *p;

p = (u_char *)∈
which = (which + 1 == IPTOSBUFFERS ? 0 : which + 1);
sprintf(output[which], "%d.%d.%d.%d", p[0], p[1], p[2], p[3]);
return output[which];
}

[greatws]

我个人觉得winpcap这块不是很稳定，我比较喜欢用IP Help API获得

http://topic.csdn.net/u/20080215/15/b24bf5e3-1d59-4597-ad8f-511926531a1c.html