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kernel/linux-imx6_3.14.28/include/linux/icmpv6.h 1.11 KB
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  #ifndef _LINUX_ICMPV6_H
  #define _LINUX_ICMPV6_H
  
  #include <linux/skbuff.h>
  #include <uapi/linux/icmpv6.h>
  
  static inline struct icmp6hdr *icmp6_hdr(const struct sk_buff *skb)
  {
  	return (struct icmp6hdr *)skb_transport_header(skb);
  }
  
  #include <linux/netdevice.h>
  
  #if IS_ENABLED(CONFIG_IPV6)
  extern void icmpv6_send(struct sk_buff *skb, u8 type, u8 code, __u32 info);
  
  typedef void ip6_icmp_send_t(struct sk_buff *skb, u8 type, u8 code, __u32 info);
  extern int inet6_register_icmp_sender(ip6_icmp_send_t *fn);
  extern int inet6_unregister_icmp_sender(ip6_icmp_send_t *fn);
  
  #else
  
  static inline void icmpv6_send(struct sk_buff *skb,
  			       u8 type, u8 code, __u32 info)
  {
  
  }
  #endif
  
  extern int				icmpv6_init(void);
  extern int				icmpv6_err_convert(u8 type, u8 code,
  							   int *err);
  extern void				icmpv6_cleanup(void);
  extern void				icmpv6_param_prob(struct sk_buff *skb,
  							  u8 code, int pos);
  
  struct flowi6;
  struct in6_addr;
  extern void				icmpv6_flow_init(struct sock *sk,
  							 struct flowi6 *fl6,
  							 u8 type,
  							 const struct in6_addr *saddr,
  							 const struct in6_addr *daddr,
  							 int oif);
  #endif