1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef _IPV6_NF_REJECT_H
3 #define _IPV6_NF_REJECT_H
4 
5 #include <linux/icmpv6.h>
6 #include <net/netfilter/nf_reject.h>
7 
8 void nf_send_unreach6(struct net *net, struct sk_buff *skb_in, unsigned char code,
9 		      unsigned int hooknum);
10 void nf_send_reset6(struct net *net, struct sock *sk, struct sk_buff *oldskb,
11 		    int hook);
12 const struct tcphdr *nf_reject_ip6_tcphdr_get(struct sk_buff *oldskb,
13 					      struct tcphdr *otcph,
14 					      unsigned int *otcplen, int hook);
15 struct ipv6hdr *nf_reject_ip6hdr_put(struct sk_buff *nskb,
16 				     const struct sk_buff *oldskb,
17 				     __u8 protocol, int hoplimit);
18 void nf_reject_ip6_tcphdr_put(struct sk_buff *nskb,
19 			      const struct sk_buff *oldskb,
20 			      const struct tcphdr *oth, unsigned int otcplen);
21 
22 struct sk_buff *nf_reject_skb_v6_tcp_reset(struct net *net,
23 					   struct sk_buff *oldskb,
24 					   const struct net_device *dev,
25 					   int hook);
26 struct sk_buff *nf_reject_skb_v6_unreach(struct net *net,
27 					 struct sk_buff *oldskb,
28 					 const struct net_device *dev,
29 					 int hook, u8 code);
30 
31 #endif /* _IPV6_NF_REJECT_H */
32