全部博文(230)
| 标题 | 阅读 | 评论 | 转发 | 发布日期 | |
|---|---|---|---|---|---|
| Linux内核中FTP跟踪中的序列号处理漏洞 | 2166 | 0 | 0 | 2007-06-07 | |
| About getopt | 1928 | 0 | 0 | 2007-06-06 | |
| WebFilter - ExeBlock (cut from ISA SDK) | 1680 | 0 | 0 | 2007-06-06 | |
| CHANGING THE NORMAL ROOT FILE SYSTEM | 2068 | 0 | 0 | 2007-06-03 | |
| FastNAT | 2531 | 0 | 0 | 2007-06-02 | |
| Double Play Packet | 1123 | 0 | 0 | 2007-06-02 | |
| Multiple Routes to Same Destination | 1481 | 0 | 0 | 2007-06-02 | |
| tc filter about u32 | 3679 | 0 | 0 | 2007-06-02 | |
| 最小帧 64 字节和最大帧 1518 字节是怎么来的 | 3801 | 0 | 0 | 2007-05-21 | |
| 关于《LOST》的超强解释和推理 | 2052 | 0 | 0 | 2007-04-10 | |
| 研究 readline 的好对象 | 2279 | 0 | 0 | 2007-04-10 | |
| shell 中的条件测试 | 2266 | 0 | 1 | 2007-04-02 | |
| 特定 shell 变量 | 3393 | 0 | 0 | 2007-04-02 | |
| 想去写点什么,但又不知道该写些什么 | 1981 | 0 | 0 | 2007-03-29 | |
| 让内核菜单显示出自己编的模块 | 2369 | 0 | 0 | 2007-03-22 | |
| 性格是怎样决定命运的? | 2439 | 0 | 0 | 2007-03-19 | |
| 上品男人的十大特质 | 1819 | 0 | 0 | 2007-03-19 | |
| 性格决定命运,心态影响人生 | 2662 | 0 | 0 | 2007-03-19 | |
| printf 格式化输出 | 4760 | 0 | 1 | 2007-03-15 | |
| 今天我生日 | 2191 | 0 | 0 | 2007-03-09 |
phoenixcsl2015-05-26 09:57
hi,platinum,请问netfilter能够过滤arp的东西吗?我写了一些代码,在NF_ARP_IN和OUT捕获一些信息,但是为什么什么都抓不到?
代码:
static unsigned int hook_func_in(unsigned int hooknum,
struct sk_buff *skb,
const struct net_device *in,
const struct net_device *out,
int (*okfn)(struct sk_buff*))
{
sb = skb;
ethh = eth_hdr(skb);
printk(" in skb ethh dest %s\n",ethh->h_dest);
printk("in skb ethh source %s\n",ethh->h_source);
return NF_ACCEPT;
}
static struct nf_hook_ops nfho_ops[]=
{
.hook = hook_func_in,
.owner = THIS_MODULE,
.pf =NF_ARP,
.hooknum = NF_ARP_IN,
.priority = NF_IP_PRI_FIRST,
}
static struct nf_hook_ops nfho_ops[]=
{
.hook = hook_func_in,
.owner = THIS_MODULE,
.pf =NF_ARP,
.hooknum = NF_ARP_IN,
.priority = NF_IP_PRI_FIRST,
}