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1/* SPDX-License-Identifier: GPL-2.0-or-later */
2/*
3 * SR-IPv6 implementation
4 *
5 * Authors:
6 * David Lebrun <david.lebrun@uclouvain.be>
7 * eBPF support: Mathieu Xhonneux <m.xhonneux@gmail.com>
8 */
9
10#ifndef _NET_SEG6_LOCAL_H
11#define _NET_SEG6_LOCAL_H
12
13#include <linux/percpu.h>
14#include <linux/net.h>
15#include <linux/ipv6.h>
16
17extern int seg6_lookup_nexthop(struct sk_buff *skb, struct in6_addr *nhaddr,
18 u32 tbl_id);
19extern bool seg6_bpf_has_valid_srh(struct sk_buff *skb);
20
21struct seg6_bpf_srh_state {
22 local_lock_t bh_lock;
23 struct ipv6_sr_hdr *srh;
24 u16 hdrlen;
25 bool valid;
26};
27
28DECLARE_PER_CPU(struct seg6_bpf_srh_state, seg6_bpf_srh_states);
29
30#endif