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_FLAVORS, |
32 | __SEG6_LOCAL_MAX, |
33 | }; |
34 | #define SEG6_LOCAL_MAX (__SEG6_LOCAL_MAX - 1) |
35 | |
36 | enum { |
37 | SEG6_LOCAL_ACTION_UNSPEC = 0, |
38 | /* node segment */ |
39 | SEG6_LOCAL_ACTION_END = 1, |
40 | /* adjacency segment (IPv6 cross-connect) */ |
41 | SEG6_LOCAL_ACTION_END_X = 2, |
42 | /* lookup of next seg NH in table */ |
43 | SEG6_LOCAL_ACTION_END_T = 3, |
44 | /* decap and L2 cross-connect */ |
45 | SEG6_LOCAL_ACTION_END_DX2 = 4, |
46 | /* decap and IPv6 cross-connect */ |
47 | SEG6_LOCAL_ACTION_END_DX6 = 5, |
48 | /* decap and IPv4 cross-connect */ |
49 | SEG6_LOCAL_ACTION_END_DX4 = 6, |
50 | /* decap and lookup of DA in v6 table */ |
51 | SEG6_LOCAL_ACTION_END_DT6 = 7, |
52 | /* decap and lookup of DA in v4 table */ |
53 | SEG6_LOCAL_ACTION_END_DT4 = 8, |
54 | /* binding segment with insertion */ |
55 | SEG6_LOCAL_ACTION_END_B6 = 9, |
56 | /* binding segment with encapsulation */ |
57 | SEG6_LOCAL_ACTION_END_B6_ENCAP = 10, |
58 | /* binding segment with MPLS encap */ |
59 | SEG6_LOCAL_ACTION_END_BM = 11, |
60 | /* lookup last seg in table */ |
61 | SEG6_LOCAL_ACTION_END_S = 12, |
62 | /* forward to SR-unaware VNF with static proxy */ |
63 | SEG6_LOCAL_ACTION_END_AS = 13, |
64 | /* forward to SR-unaware VNF with masquerading */ |
65 | SEG6_LOCAL_ACTION_END_AM = 14, |
66 | /* custom BPF action */ |
67 | SEG6_LOCAL_ACTION_END_BPF = 15, |
68 | /* decap and lookup of DA in v4 or v6 table */ |
69 | SEG6_LOCAL_ACTION_END_DT46 = 16, |
70 | |
71 | __SEG6_LOCAL_ACTION_MAX, |
72 | }; |
73 | |
74 | #define SEG6_LOCAL_ACTION_MAX (__SEG6_LOCAL_ACTION_MAX - 1) |
75 | |
76 | enum { |
77 | SEG6_LOCAL_BPF_PROG_UNSPEC, |
78 | SEG6_LOCAL_BPF_PROG, |
79 | SEG6_LOCAL_BPF_PROG_NAME, |
80 | __SEG6_LOCAL_BPF_PROG_MAX, |
81 | }; |
82 | |
83 | #define SEG6_LOCAL_BPF_PROG_MAX (__SEG6_LOCAL_BPF_PROG_MAX - 1) |
84 | |
85 | /* SRv6 Behavior counters are encoded as netlink attributes guaranteeing the |
86 | * correct alignment. |
87 | * Each counter is identified by a different attribute type (i.e. |
88 | * SEG6_LOCAL_CNT_PACKETS). |
89 | * |
90 | * - SEG6_LOCAL_CNT_PACKETS: identifies a counter that counts the number of |
91 | * packets that have been CORRECTLY processed by an SRv6 Behavior instance |
92 | * (i.e., packets that generate errors or are dropped are NOT counted). |
93 | * |
94 | * - SEG6_LOCAL_CNT_BYTES: identifies a counter that counts the total amount |
95 | * of traffic in bytes of all packets that have been CORRECTLY processed by |
96 | * an SRv6 Behavior instance (i.e., packets that generate errors or are |
97 | * dropped are NOT counted). |
98 | * |
99 | * - SEG6_LOCAL_CNT_ERRORS: identifies a counter that counts the number of |
100 | * packets that have NOT been properly processed by an SRv6 Behavior instance |
101 | * (i.e., packets that generate errors or are dropped). |
102 | */ |
103 | enum { |
104 | SEG6_LOCAL_CNT_UNSPEC, |
105 | SEG6_LOCAL_CNT_PAD, /* pad for 64 bits values */ |
106 | SEG6_LOCAL_CNT_PACKETS, |
107 | SEG6_LOCAL_CNT_BYTES, |
108 | SEG6_LOCAL_CNT_ERRORS, |
109 | __SEG6_LOCAL_CNT_MAX, |
110 | }; |
111 | |
112 | #define SEG6_LOCAL_CNT_MAX (__SEG6_LOCAL_CNT_MAX - 1) |
113 | |
114 | /* SRv6 End* Flavor attributes */ |
115 | enum { |
116 | SEG6_LOCAL_FLV_UNSPEC, |
117 | SEG6_LOCAL_FLV_OPERATION, |
118 | SEG6_LOCAL_FLV_LCBLOCK_BITS, |
119 | SEG6_LOCAL_FLV_LCNODE_FN_BITS, |
120 | __SEG6_LOCAL_FLV_MAX, |
121 | }; |
122 | |
123 | #define SEG6_LOCAL_FLV_MAX (__SEG6_LOCAL_FLV_MAX - 1) |
124 | |
125 | /* Designed flavor operations for SRv6 End* Behavior */ |
126 | enum { |
127 | SEG6_LOCAL_FLV_OP_UNSPEC, |
128 | SEG6_LOCAL_FLV_OP_PSP, |
129 | SEG6_LOCAL_FLV_OP_USP, |
130 | SEG6_LOCAL_FLV_OP_USD, |
131 | SEG6_LOCAL_FLV_OP_NEXT_CSID, |
132 | __SEG6_LOCAL_FLV_OP_MAX |
133 | }; |
134 | |
135 | #define SEG6_LOCAL_FLV_OP_MAX (__SEG6_LOCAL_FLV_OP_MAX - 1) |
136 | |
137 | #endif |
138 | |