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 sock *, struct sk_buff *oldskb, 12 int hook); 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 struct 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); 25 struct 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
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