1 /**************************************************************************** 2 **************************************************************************** 3 *** 4 *** This header was automatically generated from a Linux kernel header 5 *** of the same name, to make information necessary for userspace to 6 *** call into the kernel available to libc. It contains only constants, 7 *** structures, and macros generated from the original header, and thus, 8 *** contains no copyrightable information. 9 *** 10 *** To edit the content of this header, modify the corresponding 11 *** source file (e.g. under external/kernel-headers/original/) then 12 *** run bionic/libc/kernel/tools/update_all.py 13 *** 14 *** Any manual change here will be lost the next time this script will 15 *** be run. You've been warned! 16 *** 17 **************************************************************************** 18 ****************************************************************************/ 19 #ifndef _UAPI_LINUX_SEG6_HMAC_H 20 #define _UAPI_LINUX_SEG6_HMAC_H 21 #include <linux/types.h> 22 #include <linux/seg6.h> 23 #define SEG6_HMAC_SECRET_LEN 64 24 #define SEG6_HMAC_FIELD_LEN 32 25 struct sr6_tlv_hmac { 26 struct sr6_tlv tlvhdr; 27 __u16 reserved; 28 __be32 hmackeyid; 29 __u8 hmac[SEG6_HMAC_FIELD_LEN]; 30 }; 31 enum { 32 SEG6_HMAC_ALGO_SHA1 = 1, 33 SEG6_HMAC_ALGO_SHA256 = 2, 34 }; 35 #endif 36