| Andrew Scull | b4b6d4a | 2019-01-02 15:54:55 +0000 | [diff] [blame] | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
| 2 | #ifndef _LINUX_ICMPV6_H |
| 3 | #define _LINUX_ICMPV6_H |
| 4 | |
| 5 | #include <linux/skbuff.h> |
| 6 | #include <uapi/linux/icmpv6.h> |
| 7 | |
| 8 | static inline struct icmp6hdr *icmp6_hdr(const struct sk_buff *skb) |
| 9 | { |
| 10 | return (struct icmp6hdr *)skb_transport_header(skb); |
| 11 | } |
| 12 | |
| 13 | #include <linux/netdevice.h> |
| 14 | |
| 15 | #if IS_ENABLED(CONFIG_IPV6) |
| 16 | extern void icmpv6_send(struct sk_buff *skb, u8 type, u8 code, __u32 info); |
| 17 | |
| 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); |
| 24 | |
| 25 | #else |
| 26 | |
| 27 | static inline void icmpv6_send(struct sk_buff *skb, |
| 28 | u8 type, u8 code, __u32 info) |
| 29 | { |
| 30 | |
| 31 | } |
| 32 | #endif |
| 33 | |
| 34 | extern int icmpv6_init(void); |
| 35 | extern int icmpv6_err_convert(u8 type, u8 code, |
| 36 | int *err); |
| 37 | extern void icmpv6_cleanup(void); |
| 38 | extern void icmpv6_param_prob(struct sk_buff *skb, |
| 39 | u8 code, int pos); |
| 40 | |
| 41 | struct flowi6; |
| 42 | struct in6_addr; |
| 43 | extern void icmpv6_flow_init(struct sock *sk, |
| 44 | struct flowi6 *fl6, |
| 45 | u8 type, |
| 46 | const struct in6_addr *saddr, |
| 47 | const struct in6_addr *daddr, |
| 48 | int oif); |
| 49 | #endif |