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git.proxmox.com Git - mirror_ubuntu-hirsute-kernel.git/blob - include/linux/icmpv6.h
1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef _LINUX_ICMPV6_H
3 #define _LINUX_ICMPV6_H
5 #include <linux/skbuff.h>
6 #include <uapi/linux/icmpv6.h>
8 static inline struct icmp6hdr
*icmp6_hdr(const struct sk_buff
*skb
)
10 return (struct icmp6hdr
*)skb_transport_header(skb
);
13 #include <linux/netdevice.h>
15 #if IS_ENABLED(CONFIG_IPV6)
16 extern void icmpv6_send(struct sk_buff
*skb
, u8 type
, u8 code
, __u32 info
);
18 typedef void ip6_icmp_send_t(struct sk_buff
*skb
, u8 type
, u8 code
, __u32 info
,
19 const struct in6_addr
*force_saddr
);
20 extern int inet6_register_icmp_sender(ip6_icmp_send_t
*fn
);
21 extern int inet6_unregister_icmp_sender(ip6_icmp_send_t
*fn
);
22 int ip6_err_gen_icmpv6_unreach(struct sk_buff
*skb
, int nhs
, int type
,
23 unsigned int data_len
);
25 #if IS_ENABLED(CONFIG_NF_NAT)
26 void icmpv6_ndo_send(struct sk_buff
*skb_in
, u8 type
, u8 code
, __u32 info
);
28 #define icmpv6_ndo_send icmpv6_send
33 static inline void icmpv6_send(struct sk_buff
*skb
,
34 u8 type
, u8 code
, __u32 info
)
38 static inline void icmpv6_ndo_send(struct sk_buff
*skb
,
39 u8 type
, u8 code
, __u32 info
)
44 extern int icmpv6_init(void);
45 extern int icmpv6_err_convert(u8 type
, u8 code
,
47 extern void icmpv6_cleanup(void);
48 extern void icmpv6_param_prob(struct sk_buff
*skb
,
53 extern void icmpv6_flow_init(struct sock
*sk
,
56 const struct in6_addr
*saddr
,
57 const struct in6_addr
*daddr
,
60 static inline bool icmpv6_is_err(int type
)
63 case ICMPV6_DEST_UNREACH
:
64 case ICMPV6_PKT_TOOBIG
:
65 case ICMPV6_TIME_EXCEED
:
66 case ICMPV6_PARAMPROB
: