1 /* 2 * SR-IPv6 implementation 3 * 4 * Author: 5 * David Lebrun <david.lebrun@uclouvain.be> 6 * 7 * 8 * This program is free software; you can redistribute it and/or 9 * modify it under the terms of the GNU General Public License 10 * as published by the Free Software Foundation; either version 11 * 2 of the License, or (at your option) any later version. 12 */ 13 14 #ifndef _UAPI_LINUX_SEG6_LOCAL_H 15 #define _UAPI_LINUX_SEG6_LOCAL_H 16 17 #include <linux/seg6.h> 18 19 enum { 20 SEG6_LOCAL_UNSPEC, 21 SEG6_LOCAL_ACTION, 22 SEG6_LOCAL_SRH, 23 SEG6_LOCAL_TABLE, 24 SEG6_LOCAL_NH4, 25 SEG6_LOCAL_NH6, 26 SEG6_LOCAL_IIF, 27 SEG6_LOCAL_OIF, 28 SEG6_LOCAL_BPF, 29 SEG6_LOCAL_VRFTABLE, 30 SEG6_LOCAL_COUNTERS, 31 __SEG6_LOCAL_MAX, 32 }; 33 #define SEG6_LOCAL_MAX (__SEG6_LOCAL_MAX - 1) 34 35 enum { 36 SEG6_LOCAL_ACTION_UNSPEC = 0, 37 /* node segment */ 38 SEG6_LOCAL_ACTION_END = 1, 39 /* adjacency segment (IPv6 cross-connect) */ 40 SEG6_LOCAL_ACTION_END_X = 2, 41 /* lookup of next seg NH in table */ 42 SEG6_LOCAL_ACTION_END_T = 3, 43 /* decap and L2 cross-connect */ 44 SEG6_LOCAL_ACTION_END_DX2 = 4, 45 /* decap and IPv6 cross-connect */ 46 SEG6_LOCAL_ACTION_END_DX6 = 5, 47 /* decap and IPv4 cross-connect */ 48 SEG6_LOCAL_ACTION_END_DX4 = 6, 49 /* decap and lookup of DA in v6 table */ 50 SEG6_LOCAL_ACTION_END_DT6 = 7, 51 /* decap and lookup of DA in v4 table */ 52 SEG6_LOCAL_ACTION_END_DT4 = 8, 53 /* binding segment with insertion */ 54 SEG6_LOCAL_ACTION_END_B6 = 9, 55 /* binding segment with encapsulation */ 56 SEG6_LOCAL_ACTION_END_B6_ENCAP = 10, 57 /* binding segment with MPLS encap */ 58 SEG6_LOCAL_ACTION_END_BM = 11, 59 /* lookup last seg in table */ 60 SEG6_LOCAL_ACTION_END_S = 12, 61 /* forward to SR-unaware VNF with static proxy */ 62 SEG6_LOCAL_ACTION_END_AS = 13, 63 /* forward to SR-unaware VNF with masquerading */ 64 SEG6_LOCAL_ACTION_END_AM = 14, 65 /* custom BPF action */ 66 SEG6_LOCAL_ACTION_END_BPF = 15, 67 /* decap and lookup of DA in v4 or v6 table */ 68 SEG6_LOCAL_ACTION_END_DT46 = 16, 69 70 __SEG6_LOCAL_ACTION_MAX, 71 }; 72 73 #define SEG6_LOCAL_ACTION_MAX (__SEG6_LOCAL_ACTION_MAX - 1) 74 75 enum { 76 SEG6_LOCAL_BPF_PROG_UNSPEC, 77 SEG6_LOCAL_BPF_PROG, 78 SEG6_LOCAL_BPF_PROG_NAME, 79 __SEG6_LOCAL_BPF_PROG_MAX, 80 }; 81 82 #define SEG6_LOCAL_BPF_PROG_MAX (__SEG6_LOCAL_BPF_PROG_MAX - 1) 83 84 /* SRv6 Behavior counters are encoded as netlink attributes guaranteeing the 85 * correct alignment. 86 * Each counter is identified by a different attribute type (i.e. 87 * SEG6_LOCAL_CNT_PACKETS). 88 * 89 * - SEG6_LOCAL_CNT_PACKETS: identifies a counter that counts the number of 90 * packets that have been CORRECTLY processed by an SRv6 Behavior instance 91 * (i.e., packets that generate errors or are dropped are NOT counted). 92 * 93 * - SEG6_LOCAL_CNT_BYTES: identifies a counter that counts the total amount 94 * of traffic in bytes of all packets that have been CORRECTLY processed by 95 * an SRv6 Behavior instance (i.e., packets that generate errors or are 96 * dropped are NOT counted). 97 * 98 * - SEG6_LOCAL_CNT_ERRORS: identifies a counter that counts the number of 99 * packets that have NOT been properly processed by an SRv6 Behavior instance 100 * (i.e., packets that generate errors or are dropped). 101 */ 102 enum { 103 SEG6_LOCAL_CNT_UNSPEC, 104 SEG6_LOCAL_CNT_PAD, /* pad for 64 bits values */ 105 SEG6_LOCAL_CNT_PACKETS, 106 SEG6_LOCAL_CNT_BYTES, 107 SEG6_LOCAL_CNT_ERRORS, 108 __SEG6_LOCAL_CNT_MAX, 109 }; 110 111 #define SEG6_LOCAL_CNT_MAX (__SEG6_LOCAL_CNT_MAX - 1) 112 113 #endif 114