|  | /* SPDX-License-Identifier: GPL-2.0-or-later */ | 
|  | /* | 
|  | *  SR-IPv6 implementation | 
|  | * | 
|  | *  Authors: | 
|  | *  David Lebrun <david.lebrun@uclouvain.be> | 
|  | *  eBPF support: Mathieu Xhonneux <m.xhonneux@gmail.com> | 
|  | */ | 
|  |  | 
|  | #ifndef _NET_SEG6_LOCAL_H | 
|  | #define _NET_SEG6_LOCAL_H | 
|  |  | 
|  | #include <linux/percpu.h> | 
|  | #include <linux/net.h> | 
|  | #include <linux/ipv6.h> | 
|  |  | 
|  | extern int seg6_lookup_nexthop(struct sk_buff *skb, struct in6_addr *nhaddr, | 
|  | u32 tbl_id); | 
|  | extern bool seg6_bpf_has_valid_srh(struct sk_buff *skb); | 
|  |  | 
|  | struct seg6_bpf_srh_state { | 
|  | struct ipv6_sr_hdr *srh; | 
|  | u16 hdrlen; | 
|  | bool valid; | 
|  | }; | 
|  |  | 
|  | DECLARE_PER_CPU(struct seg6_bpf_srh_state, seg6_bpf_srh_states); | 
|  |  | 
|  | #endif |