LXR linux/include/net/netfilter/ipv4/nf

   1/* SPDX-License-Identifier: GPL-2.0 */
   2#ifndef _IPV4_NF_REJECT_H
   3#define _IPV4_NF_REJECT_H
   4
   5#include <linux/skbuff.h>
   6#include <net/ip.h>
   7#include <net/icmp.h>
   8#include <net/netfilter/nf_reject.h>
   9
  10void nf_send_unreach(struct sk_buff *skb_in, int code, int hook);
  11void nf_send_reset(struct net *net, struct sock *, struct sk_buff *oldskb,
  12                   int hook);
  13const struct tcphdr *nf_reject_ip_tcphdr_get(struct sk_buff *oldskb,
  14                                             struct tcphdr *_oth, int hook);
  15struct iphdr *nf_reject_iphdr_put(struct sk_buff *nskb,
  16                                  const struct sk_buff *oldskb,
  17                                  __u8 protocol, int ttl);
  18void nf_reject_ip_tcphdr_put(struct sk_buff *nskb, const struct sk_buff *oldskb,
  19                             const struct tcphdr *oth);
  20
  21struct sk_buff *nf_reject_skb_v4_unreach(struct net *net,
  22                                         struct sk_buff *oldskb,
  23                                         const struct net_device *dev,
  24                                         int hook, u8 code);
  25struct sk_buff *nf_reject_skb_v4_tcp_reset(struct net *net,
  26                                           struct sk_buff *oldskb,
  27                                           const struct net_device *dev,
  28                                           int hook);
  29
  30
  31#endif /* _IPV4_NF_REJECT_H */
  32