1 /* 1 /*
2 * SR-IPv6 implementation 2 * SR-IPv6 implementation
3 * 3 *
4 * Author: 4 * Author:
5 * David Lebrun <david.lebrun@uclouvain.be> 5 * David Lebrun <david.lebrun@uclouvain.be>
6 * 6 *
7 * 7 *
8 * This program is free software; you can red 8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU G 9 * modify it under the terms of the GNU General Public License
10 * as published by the Free Software Foun 10 * as published by the Free Software Foundation; either version
11 * 2 of the License, or (at your option) 11 * 2 of the License, or (at your option) any later version.
12 */ 12 */
13 13
14 #ifndef _UAPI_LINUX_SEG6_LOCAL_H 14 #ifndef _UAPI_LINUX_SEG6_LOCAL_H
15 #define _UAPI_LINUX_SEG6_LOCAL_H 15 #define _UAPI_LINUX_SEG6_LOCAL_H
16 16
17 #include <linux/seg6.h> 17 #include <linux/seg6.h>
18 18
19 enum { 19 enum {
20 SEG6_LOCAL_UNSPEC, 20 SEG6_LOCAL_UNSPEC,
21 SEG6_LOCAL_ACTION, 21 SEG6_LOCAL_ACTION,
22 SEG6_LOCAL_SRH, 22 SEG6_LOCAL_SRH,
23 SEG6_LOCAL_TABLE, 23 SEG6_LOCAL_TABLE,
24 SEG6_LOCAL_NH4, 24 SEG6_LOCAL_NH4,
25 SEG6_LOCAL_NH6, 25 SEG6_LOCAL_NH6,
26 SEG6_LOCAL_IIF, 26 SEG6_LOCAL_IIF,
27 SEG6_LOCAL_OIF, 27 SEG6_LOCAL_OIF,
28 SEG6_LOCAL_BPF, 28 SEG6_LOCAL_BPF,
29 SEG6_LOCAL_VRFTABLE, 29 SEG6_LOCAL_VRFTABLE,
30 SEG6_LOCAL_COUNTERS, 30 SEG6_LOCAL_COUNTERS,
31 SEG6_LOCAL_FLAVORS, 31 SEG6_LOCAL_FLAVORS,
32 __SEG6_LOCAL_MAX, 32 __SEG6_LOCAL_MAX,
33 }; 33 };
34 #define SEG6_LOCAL_MAX (__SEG6_LOCAL_MAX - 1) 34 #define SEG6_LOCAL_MAX (__SEG6_LOCAL_MAX - 1)
35 35
36 enum { 36 enum {
37 SEG6_LOCAL_ACTION_UNSPEC = 0, 37 SEG6_LOCAL_ACTION_UNSPEC = 0,
38 /* node segment */ 38 /* node segment */
39 SEG6_LOCAL_ACTION_END = 1, 39 SEG6_LOCAL_ACTION_END = 1,
40 /* adjacency segment (IPv6 cross-conne 40 /* adjacency segment (IPv6 cross-connect) */
41 SEG6_LOCAL_ACTION_END_X = 2, 41 SEG6_LOCAL_ACTION_END_X = 2,
42 /* lookup of next seg NH in table */ 42 /* lookup of next seg NH in table */
43 SEG6_LOCAL_ACTION_END_T = 3, 43 SEG6_LOCAL_ACTION_END_T = 3,
44 /* decap and L2 cross-connect */ 44 /* decap and L2 cross-connect */
45 SEG6_LOCAL_ACTION_END_DX2 = 4, 45 SEG6_LOCAL_ACTION_END_DX2 = 4,
46 /* decap and IPv6 cross-connect */ 46 /* decap and IPv6 cross-connect */
47 SEG6_LOCAL_ACTION_END_DX6 = 5, 47 SEG6_LOCAL_ACTION_END_DX6 = 5,
48 /* decap and IPv4 cross-connect */ 48 /* decap and IPv4 cross-connect */
49 SEG6_LOCAL_ACTION_END_DX4 = 6, 49 SEG6_LOCAL_ACTION_END_DX4 = 6,
50 /* decap and lookup of DA in v6 table 50 /* decap and lookup of DA in v6 table */
51 SEG6_LOCAL_ACTION_END_DT6 = 7, 51 SEG6_LOCAL_ACTION_END_DT6 = 7,
52 /* decap and lookup of DA in v4 table 52 /* decap and lookup of DA in v4 table */
53 SEG6_LOCAL_ACTION_END_DT4 = 8, 53 SEG6_LOCAL_ACTION_END_DT4 = 8,
54 /* binding segment with insertion */ 54 /* binding segment with insertion */
55 SEG6_LOCAL_ACTION_END_B6 = 9, 55 SEG6_LOCAL_ACTION_END_B6 = 9,
56 /* binding segment with encapsulation 56 /* binding segment with encapsulation */
57 SEG6_LOCAL_ACTION_END_B6_ENCAP = 10, 57 SEG6_LOCAL_ACTION_END_B6_ENCAP = 10,
58 /* binding segment with MPLS encap */ 58 /* binding segment with MPLS encap */
59 SEG6_LOCAL_ACTION_END_BM = 11, 59 SEG6_LOCAL_ACTION_END_BM = 11,
60 /* lookup last seg in table */ 60 /* lookup last seg in table */
61 SEG6_LOCAL_ACTION_END_S = 12, 61 SEG6_LOCAL_ACTION_END_S = 12,
62 /* forward to SR-unaware VNF with stat 62 /* forward to SR-unaware VNF with static proxy */
63 SEG6_LOCAL_ACTION_END_AS = 13, 63 SEG6_LOCAL_ACTION_END_AS = 13,
64 /* forward to SR-unaware VNF with masq 64 /* forward to SR-unaware VNF with masquerading */
65 SEG6_LOCAL_ACTION_END_AM = 14, 65 SEG6_LOCAL_ACTION_END_AM = 14,
66 /* custom BPF action */ 66 /* custom BPF action */
67 SEG6_LOCAL_ACTION_END_BPF = 15, 67 SEG6_LOCAL_ACTION_END_BPF = 15,
68 /* decap and lookup of DA in v4 or v6 68 /* decap and lookup of DA in v4 or v6 table */
69 SEG6_LOCAL_ACTION_END_DT46 = 16, 69 SEG6_LOCAL_ACTION_END_DT46 = 16,
70 70
71 __SEG6_LOCAL_ACTION_MAX, 71 __SEG6_LOCAL_ACTION_MAX,
72 }; 72 };
73 73
74 #define SEG6_LOCAL_ACTION_MAX (__SEG6_LOCAL_AC 74 #define SEG6_LOCAL_ACTION_MAX (__SEG6_LOCAL_ACTION_MAX - 1)
75 75
76 enum { 76 enum {
77 SEG6_LOCAL_BPF_PROG_UNSPEC, 77 SEG6_LOCAL_BPF_PROG_UNSPEC,
78 SEG6_LOCAL_BPF_PROG, 78 SEG6_LOCAL_BPF_PROG,
79 SEG6_LOCAL_BPF_PROG_NAME, 79 SEG6_LOCAL_BPF_PROG_NAME,
80 __SEG6_LOCAL_BPF_PROG_MAX, 80 __SEG6_LOCAL_BPF_PROG_MAX,
81 }; 81 };
82 82
83 #define SEG6_LOCAL_BPF_PROG_MAX (__SEG6_LOCAL_ 83 #define SEG6_LOCAL_BPF_PROG_MAX (__SEG6_LOCAL_BPF_PROG_MAX - 1)
84 84
85 /* SRv6 Behavior counters are encoded as netli 85 /* SRv6 Behavior counters are encoded as netlink attributes guaranteeing the
86 * correct alignment. 86 * correct alignment.
87 * Each counter is identified by a different a 87 * Each counter is identified by a different attribute type (i.e.
88 * SEG6_LOCAL_CNT_PACKETS). 88 * SEG6_LOCAL_CNT_PACKETS).
89 * 89 *
90 * - SEG6_LOCAL_CNT_PACKETS: identifies a coun 90 * - SEG6_LOCAL_CNT_PACKETS: identifies a counter that counts the number of
91 * packets that have been CORRECTLY processe 91 * packets that have been CORRECTLY processed by an SRv6 Behavior instance
92 * (i.e., packets that generate errors or ar 92 * (i.e., packets that generate errors or are dropped are NOT counted).
93 * 93 *
94 * - SEG6_LOCAL_CNT_BYTES: identifies a counte 94 * - SEG6_LOCAL_CNT_BYTES: identifies a counter that counts the total amount
95 * of traffic in bytes of all packets that h 95 * of traffic in bytes of all packets that have been CORRECTLY processed by
96 * an SRv6 Behavior instance (i.e., packets 96 * an SRv6 Behavior instance (i.e., packets that generate errors or are
97 * dropped are NOT counted). 97 * dropped are NOT counted).
98 * 98 *
99 * - SEG6_LOCAL_CNT_ERRORS: identifies a count 99 * - SEG6_LOCAL_CNT_ERRORS: identifies a counter that counts the number of
100 * packets that have NOT been properly proce 100 * packets that have NOT been properly processed by an SRv6 Behavior instance
101 * (i.e., packets that generate errors or ar 101 * (i.e., packets that generate errors or are dropped).
102 */ 102 */
103 enum { 103 enum {
104 SEG6_LOCAL_CNT_UNSPEC, 104 SEG6_LOCAL_CNT_UNSPEC,
105 SEG6_LOCAL_CNT_PAD, /* pad 105 SEG6_LOCAL_CNT_PAD, /* pad for 64 bits values */
106 SEG6_LOCAL_CNT_PACKETS, 106 SEG6_LOCAL_CNT_PACKETS,
107 SEG6_LOCAL_CNT_BYTES, 107 SEG6_LOCAL_CNT_BYTES,
108 SEG6_LOCAL_CNT_ERRORS, 108 SEG6_LOCAL_CNT_ERRORS,
109 __SEG6_LOCAL_CNT_MAX, 109 __SEG6_LOCAL_CNT_MAX,
110 }; 110 };
111 111
112 #define SEG6_LOCAL_CNT_MAX (__SEG6_LOCAL_CNT_M 112 #define SEG6_LOCAL_CNT_MAX (__SEG6_LOCAL_CNT_MAX - 1)
113 113
114 /* SRv6 End* Flavor attributes */ 114 /* SRv6 End* Flavor attributes */
115 enum { 115 enum {
116 SEG6_LOCAL_FLV_UNSPEC, 116 SEG6_LOCAL_FLV_UNSPEC,
117 SEG6_LOCAL_FLV_OPERATION, 117 SEG6_LOCAL_FLV_OPERATION,
118 SEG6_LOCAL_FLV_LCBLOCK_BITS, 118 SEG6_LOCAL_FLV_LCBLOCK_BITS,
119 SEG6_LOCAL_FLV_LCNODE_FN_BITS, 119 SEG6_LOCAL_FLV_LCNODE_FN_BITS,
120 __SEG6_LOCAL_FLV_MAX, 120 __SEG6_LOCAL_FLV_MAX,
121 }; 121 };
122 122
123 #define SEG6_LOCAL_FLV_MAX (__SEG6_LOCAL_FLV_M 123 #define SEG6_LOCAL_FLV_MAX (__SEG6_LOCAL_FLV_MAX - 1)
124 124
125 /* Designed flavor operations for SRv6 End* Be 125 /* Designed flavor operations for SRv6 End* Behavior */
126 enum { 126 enum {
127 SEG6_LOCAL_FLV_OP_UNSPEC, 127 SEG6_LOCAL_FLV_OP_UNSPEC,
128 SEG6_LOCAL_FLV_OP_PSP, 128 SEG6_LOCAL_FLV_OP_PSP,
129 SEG6_LOCAL_FLV_OP_USP, 129 SEG6_LOCAL_FLV_OP_USP,
130 SEG6_LOCAL_FLV_OP_USD, 130 SEG6_LOCAL_FLV_OP_USD,
131 SEG6_LOCAL_FLV_OP_NEXT_CSID, 131 SEG6_LOCAL_FLV_OP_NEXT_CSID,
132 __SEG6_LOCAL_FLV_OP_MAX 132 __SEG6_LOCAL_FLV_OP_MAX
133 }; 133 };
134 134
135 #define SEG6_LOCAL_FLV_OP_MAX (__SEG6_LOCAL_FL 135 #define SEG6_LOCAL_FLV_OP_MAX (__SEG6_LOCAL_FLV_OP_MAX - 1)
136 136
137 #endif 137 #endif
138 138
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