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
19enum {
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
36enum {
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
76enum {
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 */
103enum {
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 */
115enum {
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 */
126enum {
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