1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ 2*4882a593Smuzhiyun #ifndef _UAPI_LINUX_SEG6_HMAC_H 3*4882a593Smuzhiyun #define _UAPI_LINUX_SEG6_HMAC_H 4*4882a593Smuzhiyun 5*4882a593Smuzhiyun #include <linux/types.h> 6*4882a593Smuzhiyun #include <linux/seg6.h> 7*4882a593Smuzhiyun 8*4882a593Smuzhiyun #define SEG6_HMAC_SECRET_LEN 64 9*4882a593Smuzhiyun #define SEG6_HMAC_FIELD_LEN 32 10*4882a593Smuzhiyun 11*4882a593Smuzhiyun struct sr6_tlv_hmac { 12*4882a593Smuzhiyun struct sr6_tlv tlvhdr; 13*4882a593Smuzhiyun __u16 reserved; 14*4882a593Smuzhiyun __be32 hmackeyid; 15*4882a593Smuzhiyun __u8 hmac[SEG6_HMAC_FIELD_LEN]; 16*4882a593Smuzhiyun }; 17*4882a593Smuzhiyun 18*4882a593Smuzhiyun enum { 19*4882a593Smuzhiyun SEG6_HMAC_ALGO_SHA1 = 1, 20*4882a593Smuzhiyun SEG6_HMAC_ALGO_SHA256 = 2, 21*4882a593Smuzhiyun }; 22*4882a593Smuzhiyun 23*4882a593Smuzhiyun #endif 24