1/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2#ifndef _LINUX_SEG6_HMAC_H
3#define _LINUX_SEG6_HMAC_H
4
5#include <linux/types.h>
6#include <linux/seg6.h>
7
8#define SEG6_HMAC_SECRET_LEN 64
9#define SEG6_HMAC_FIELD_LEN 32
10
11struct sr6_tlv_hmac {
12 struct sr6_tlv tlvhdr;
13 __u16 reserved;
14 __be32 hmackeyid;
15 __u8 hmac[SEG6_HMAC_FIELD_LEN];
16};
17
18enum {
19 SEG6_HMAC_ALGO_SHA1 = 1,
20 SEG6_HMAC_ALGO_SHA256 = 2,
21};
22
23#endif