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57 lines
1.4 KiB
57 lines
1.4 KiB
/* SPDX-License-Identifier: GPL-2.0-or-later */ |
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/* |
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* SR-IPv6 implementation |
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* |
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* Author: |
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* David Lebrun <[email protected]> |
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*/ |
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#ifndef _NET_SEG6_HMAC_H |
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#define _NET_SEG6_HMAC_H |
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#include <net/flow.h> |
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#include <net/ip6_fib.h> |
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#include <net/sock.h> |
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#include <linux/ip.h> |
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#include <linux/ipv6.h> |
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#include <linux/route.h> |
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#include <net/seg6.h> |
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#include <linux/seg6_hmac.h> |
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#include <linux/rhashtable-types.h> |
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#define SEG6_HMAC_MAX_DIGESTSIZE 160 |
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#define SEG6_HMAC_RING_SIZE 256 |
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struct seg6_hmac_info { |
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struct rhash_head node; |
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struct rcu_head rcu; |
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u32 hmackeyid; |
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char secret[SEG6_HMAC_SECRET_LEN]; |
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u8 slen; |
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u8 alg_id; |
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}; |
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struct seg6_hmac_algo { |
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u8 alg_id; |
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char name[64]; |
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struct crypto_shash * __percpu *tfms; |
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struct shash_desc * __percpu *shashs; |
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}; |
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extern int seg6_hmac_compute(struct seg6_hmac_info *hinfo, |
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struct ipv6_sr_hdr *hdr, struct in6_addr *saddr, |
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u8 *output); |
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extern struct seg6_hmac_info *seg6_hmac_info_lookup(struct net *net, u32 key); |
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extern int seg6_hmac_info_add(struct net *net, u32 key, |
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struct seg6_hmac_info *hinfo); |
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extern int seg6_hmac_info_del(struct net *net, u32 key); |
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extern int seg6_push_hmac(struct net *net, struct in6_addr *saddr, |
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struct ipv6_sr_hdr *srh); |
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extern bool seg6_hmac_validate_skb(struct sk_buff *skb); |
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extern int seg6_hmac_init(void); |
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extern void seg6_hmac_exit(void); |
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extern int seg6_hmac_net_init(struct net *net); |
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extern void seg6_hmac_net_exit(struct net *net); |
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#endif
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