root/include/net/netfilter/ipv4/nf_reject.h

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INCLUDED FROM

   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 
  10 void nf_send_unreach(struct sk_buff *skb_in, int code, int hook);
  11 void nf_send_reset(struct net *net, struct sk_buff *oldskb, int hook);
  12 
  13 const struct tcphdr *nf_reject_ip_tcphdr_get(struct sk_buff *oldskb,
  14                                              struct tcphdr *_oth, int hook);
  15 struct iphdr *nf_reject_iphdr_put(struct sk_buff *nskb,
  16                                   const struct sk_buff *oldskb,
  17                                   __u8 protocol, int ttl);
  18 void nf_reject_ip_tcphdr_put(struct sk_buff *nskb, const struct sk_buff *oldskb,
  19                              const struct tcphdr *oth);
  20 
  21 #endif /* _IPV4_NF_REJECT_H */
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