[deliverable/linux.git] / include / linux / icmpv6.h

#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
Commit	Line	Data
	1	#ifndef _LINUX_ICMPV6_H
	2	#define _LINUX_ICMPV6_H
	3
	4	#include <linux/skbuff.h>
	5	#include <uapi/linux/icmpv6.h>
	6
	7	static inline struct icmp6hdr icmp6_hdr(const struct sk_buff skb)
	8	{
	9	return (struct icmp6hdr *)skb_transport_header(skb);
	10	}
	11
	12	#include <linux/netdevice.h>
	13
	14	#if IS_ENABLED(CONFIG_IPV6)
	15	extern void icmpv6_send(struct sk_buff *skb, u8 type, u8 code, __u32 info);
	16
	17	typedef void ip6_icmp_send_t(struct sk_buff *skb, u8 type, u8 code, __u32 info);
	18	extern int inet6_register_icmp_sender(ip6_icmp_send_t *fn);
	19	extern int inet6_unregister_icmp_sender(ip6_icmp_send_t *fn);
	20
	21	#else
	22
	23	static inline void icmpv6_send(struct sk_buff *skb,
	24	u8 type, u8 code, __u32 info)
	25	{
	26
	27	}
	28	#endif
	29
	30	extern int icmpv6_init(void);
	31	extern int icmpv6_err_convert(u8 type, u8 code,
	32	int *err);
	33	extern void icmpv6_cleanup(void);
	34	extern void icmpv6_param_prob(struct sk_buff *skb,
	35	u8 code, int pos);
	36
	37	struct flowi6;
	38	struct in6_addr;
	39	extern void icmpv6_flow_init(struct sock *sk,
	40	struct flowi6 *fl6,
	41	u8 type,
	42	const struct in6_addr *saddr,
	43	const struct in6_addr *daddr,
	44	int oif);
	45	#endif