1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2 #ifndef _UAPI_LINUX_SEG6_HMAC_H
3 #define _UAPI_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
11 struct sr6_tlv_hmac {
12 struct sr6_tlv tlvhdr;
13 __u16 reserved;
14 __be32 hmackeyid;
15 __u8 hmac[SEG6_HMAC_FIELD_LEN];
16 };
17
18 enum {
19 SEG6_HMAC_ALGO_SHA1 = 1,
20 SEG6_HMAC_ALGO_SHA256 = 2,
21 };
22
23 #endif
24
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