Quelle seg6_local.h Sprache: C

/*
*  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 _UAPI_LINUX_SEG6_LOCAL_H
#define _UAPI_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_FLAVORS,
__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)

/* SRv6 End* Flavor attributes */
enum {
SEG6_LOCAL_FLV_UNSPEC,
SEG6_LOCAL_FLV_OPERATION,
SEG6_LOCAL_FLV_LCBLOCK_BITS,
SEG6_LOCAL_FLV_LCNODE_FN_BITS,
__SEG6_LOCAL_FLV_MAX,
};

#define SEG6_LOCAL_FLV_MAX (__SEG6_LOCAL_FLV_MAX - 1)

/* Designed flavor operations for SRv6 End* Behavior */
enum {
SEG6_LOCAL_FLV_OP_UNSPEC,
SEG6_LOCAL_FLV_OP_PSP,
SEG6_LOCAL_FLV_OP_USP,
SEG6_LOCAL_FLV_OP_USD,
SEG6_LOCAL_FLV_OP_NEXT_CSID,
__SEG6_LOCAL_FLV_OP_MAX
};

#define SEG6_LOCAL_FLV_OP_MAX (__SEG6_LOCAL_FLV_OP_MAX - 1)

#endif

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