1*4dc78e53SAndroid Build Coastguard Worker /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ 2*4dc78e53SAndroid Build Coastguard Worker #ifndef _LINUX_SEG6_HMAC_H 3*4dc78e53SAndroid Build Coastguard Worker #define _LINUX_SEG6_HMAC_H 4*4dc78e53SAndroid Build Coastguard Worker 5*4dc78e53SAndroid Build Coastguard Worker #include <linux/types.h> 6*4dc78e53SAndroid Build Coastguard Worker #include <linux/seg6.h> 7*4dc78e53SAndroid Build Coastguard Worker 8*4dc78e53SAndroid Build Coastguard Worker #define SEG6_HMAC_SECRET_LEN 64 9*4dc78e53SAndroid Build Coastguard Worker #define SEG6_HMAC_FIELD_LEN 32 10*4dc78e53SAndroid Build Coastguard Worker 11*4dc78e53SAndroid Build Coastguard Worker struct sr6_tlv_hmac { 12*4dc78e53SAndroid Build Coastguard Worker struct sr6_tlv tlvhdr; 13*4dc78e53SAndroid Build Coastguard Worker __u16 reserved; 14*4dc78e53SAndroid Build Coastguard Worker __be32 hmackeyid; 15*4dc78e53SAndroid Build Coastguard Worker __u8 hmac[SEG6_HMAC_FIELD_LEN]; 16*4dc78e53SAndroid Build Coastguard Worker }; 17*4dc78e53SAndroid Build Coastguard Worker 18*4dc78e53SAndroid Build Coastguard Worker enum { 19*4dc78e53SAndroid Build Coastguard Worker SEG6_HMAC_ALGO_SHA1 = 1, 20*4dc78e53SAndroid Build Coastguard Worker SEG6_HMAC_ALGO_SHA256 = 2, 21*4dc78e53SAndroid Build Coastguard Worker }; 22*4dc78e53SAndroid Build Coastguard Worker 23*4dc78e53SAndroid Build Coastguard Worker #endif 24