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

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DEFINITIONS

This source file includes following definitions.
  1. nf_send_unreach
#ifndef _IPV4_NF_REJECT_H
#define _IPV4_NF_REJECT_H

#include <linux/skbuff.h>
#include <net/ip.h>
#include <net/icmp.h>

static inline void nf_send_unreach(struct sk_buff *skb_in, int code)
{
        icmp_send(skb_in, ICMP_DEST_UNREACH, code, 0);
}

void nf_send_reset(struct sk_buff *oldskb, int hook);

const struct tcphdr *nf_reject_ip_tcphdr_get(struct sk_buff *oldskb,
                                             struct tcphdr *_oth, int hook);
struct iphdr *nf_reject_iphdr_put(struct sk_buff *nskb,
                                  const struct sk_buff *oldskb,
                                  __be16 protocol, int ttl);
void nf_reject_ip_tcphdr_put(struct sk_buff *nskb, const struct sk_buff *oldskb,
                             const struct tcphdr *oth);

#endif /* _IPV4_NF_REJECT_H */
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