/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */

#ifndef _LINUX_SEG6_HMAC_H

#define _LINUX_SEG6_HMAC_H

#include <linux/types.h>

#include <linux/seg6.h>

#define SEG6_HMAC_SECRET_LEN	64

#define SEG6_HMAC_FIELD_LEN	32

struct sr6_tlv_hmac {

	struct sr6_tlv tlvhdr;

	__u16 reserved;

	__be32 hmackeyid;

	__u8 hmac[SEG6_HMAC_FIELD_LEN];

};

enum {

	SEG6_HMAC_ALGO_SHA1 = 1,

	SEG6_HMAC_ALGO_SHA256 = 2,

};

#endif