diff options
Diffstat (limited to 'include/linux/seg6_local.h')
-rw-r--r-- | include/linux/seg6_local.h | 132 |
1 files changed, 132 insertions, 0 deletions
diff --git a/include/linux/seg6_local.h b/include/linux/seg6_local.h new file mode 100644 index 0000000..401c8b0 --- /dev/null +++ b/include/linux/seg6_local.h @@ -0,0 +1,132 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * SR-IPv6 implementation + * + * Author: + * David Lebrun <david.lebrun@uclouvain.be> + */ + +#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_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 |