[mirror_frr.git] / include / linux / seg6_local.h

/*
 *  SR-IPv6 implementation
 *
 *  Author:
 *  David Lebrun <david.lebrun@uclouvain.be>
 *
 *
 *  This program is free software; you can redistribute it and/or
 *      modify it under the terms of the GNU General Public License
 *      as published by the Free Software Foundation; either version
 *      2 of the License, or (at your option) any later version.
 */

#ifndef _LINUX_SEG6_LOCAL_H
#define _LINUX_SEG6_LOCAL_H

#include <linux/seg6.h>

enum {
	SEG6_LOCAL_UNSPEC,
	SEG6_LOCAL_ACTION,
	SEG6_LOCAL_SRH,
	SEG6_LOCAL_TABLE,
	SEG6_LOCAL_NH4,
	SEG6_LOCAL_NH6,
	SEG6_LOCAL_IIF,
	SEG6_LOCAL_OIF,
	SEG6_LOCAL_BPF,
	SEG6_LOCAL_VRFTABLE,
	SEG6_LOCAL_COUNTERS,
	__SEG6_LOCAL_MAX,
};
#define SEG6_LOCAL_MAX (__SEG6_LOCAL_MAX - 1)

enum {
	SEG6_LOCAL_ACTION_UNSPEC	= 0,
	/* node segment */
	SEG6_LOCAL_ACTION_END		= 1,
	/* adjacency segment (IPv6 cross-connect) */
	SEG6_LOCAL_ACTION_END_X		= 2,
	/* lookup of next seg NH in table */
	SEG6_LOCAL_ACTION_END_T		= 3,
	/* decap and L2 cross-connect */
	SEG6_LOCAL_ACTION_END_DX2	= 4,
	/* decap and IPv6 cross-connect */
	SEG6_LOCAL_ACTION_END_DX6	= 5,
	/* decap and IPv4 cross-connect */
	SEG6_LOCAL_ACTION_END_DX4	= 6,
	/* decap and lookup of DA in v6 table */
	SEG6_LOCAL_ACTION_END_DT6	= 7,
	/* decap and lookup of DA in v4 table */
	SEG6_LOCAL_ACTION_END_DT4	= 8,
	/* binding segment with insertion */
	SEG6_LOCAL_ACTION_END_B6	= 9,
	/* binding segment with encapsulation */
	SEG6_LOCAL_ACTION_END_B6_ENCAP	= 10,
	/* binding segment with MPLS encap */
	SEG6_LOCAL_ACTION_END_BM	= 11,
	/* lookup last seg in table */
	SEG6_LOCAL_ACTION_END_S		= 12,
	/* forward to SR-unaware VNF with static proxy */
	SEG6_LOCAL_ACTION_END_AS	= 13,
	/* forward to SR-unaware VNF with masquerading */
	SEG6_LOCAL_ACTION_END_AM	= 14,
	/* custom BPF action */
	SEG6_LOCAL_ACTION_END_BPF	= 15,
	/* decap and lookup of DA in v4 or v6 table */
	SEG6_LOCAL_ACTION_END_DT46	= 16,

	__SEG6_LOCAL_ACTION_MAX,
};

#define SEG6_LOCAL_ACTION_MAX (__SEG6_LOCAL_ACTION_MAX - 1)

enum {
	SEG6_LOCAL_BPF_PROG_UNSPEC,
	SEG6_LOCAL_BPF_PROG,
	SEG6_LOCAL_BPF_PROG_NAME,
	__SEG6_LOCAL_BPF_PROG_MAX,
};

#define SEG6_LOCAL_BPF_PROG_MAX (__SEG6_LOCAL_BPF_PROG_MAX - 1)

/* SRv6 Behavior counters are encoded as netlink attributes guaranteeing the
 * correct alignment.
 * Each counter is identified by a different attribute type (i.e.
 * SEG6_LOCAL_CNT_PACKETS).
 *
 * - SEG6_LOCAL_CNT_PACKETS: identifies a counter that counts the number of
 *   packets that have been CORRECTLY processed by an SRv6 Behavior instance
 *   (i.e., packets that generate errors or are dropped are NOT counted).
 *
 * - SEG6_LOCAL_CNT_BYTES: identifies a counter that counts the total amount
 *   of traffic in bytes of all packets that have been CORRECTLY processed by
 *   an SRv6 Behavior instance (i.e., packets that generate errors or are
 *   dropped are NOT counted).
 *
 * - SEG6_LOCAL_CNT_ERRORS: identifies a counter that counts the number of
 *   packets that have NOT been properly processed by an SRv6 Behavior instance
 *   (i.e., packets that generate errors or are dropped).
 */
enum {
	SEG6_LOCAL_CNT_UNSPEC,
	SEG6_LOCAL_CNT_PAD,		/* pad for 64 bits values */
	SEG6_LOCAL_CNT_PACKETS,
	SEG6_LOCAL_CNT_BYTES,
	SEG6_LOCAL_CNT_ERRORS,
	__SEG6_LOCAL_CNT_MAX,
};

#define SEG6_LOCAL_CNT_MAX (__SEG6_LOCAL_CNT_MAX - 1)

#endif
Commit	Line	Data
63d02478 HS	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 _LINUX_SEG6_LOCAL_H
	15	#define _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,
7eab60a7	29	SEG6_LOCAL_VRFTABLE,
f10b773c	30	SEG6_LOCAL_COUNTERS,
63d02478 HS	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,
f10b773c CS	67	/* decap and lookup of DA in v4 or v6 table */
f10b773c CS	68	SEG6_LOCAL_ACTION_END_DT46 = 16,
63d02478 HS	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
f10b773c CS	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
63d02478	113	#endif