1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux 1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2 #ifndef _UAPI_LINUX_SEG6_HMAC_H 2 #ifndef _UAPI_LINUX_SEG6_HMAC_H
3 #define _UAPI_LINUX_SEG6_HMAC_H 3 #define _UAPI_LINUX_SEG6_HMAC_H
4 4
5 #include <linux/types.h> 5 #include <linux/types.h>
6 #include <linux/seg6.h> 6 #include <linux/seg6.h>
7 7
8 #define SEG6_HMAC_SECRET_LEN 64 8 #define SEG6_HMAC_SECRET_LEN 64
9 #define SEG6_HMAC_FIELD_LEN 32 9 #define SEG6_HMAC_FIELD_LEN 32
10 10
11 struct sr6_tlv_hmac { 11 struct sr6_tlv_hmac {
12 struct sr6_tlv tlvhdr; 12 struct sr6_tlv tlvhdr;
13 __u16 reserved; 13 __u16 reserved;
14 __be32 hmackeyid; 14 __be32 hmackeyid;
15 __u8 hmac[SEG6_HMAC_FIELD_LEN]; 15 __u8 hmac[SEG6_HMAC_FIELD_LEN];
16 }; 16 };
17 17
18 enum { 18 enum {
19 SEG6_HMAC_ALGO_SHA1 = 1, 19 SEG6_HMAC_ALGO_SHA1 = 1,
20 SEG6_HMAC_ALGO_SHA256 = 2, 20 SEG6_HMAC_ALGO_SHA256 = 2,
21 }; 21 };
22 22
23 #endif 23 #endif
24 24
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