projects / mirror_frr.git / blame
| Commit | Line | Data |
|---|---|---|
| acddc0ed | 1 | // SPDX-License-Identifier: GPL-2.0-or-later |
| 8557760c | 2 | /* BGP RD definitions for BGP-based VPNs (IP/EVPN) |
| 3 | * -- brought over from bgpd/bgp_mplsvpn.h | |
| 4 | * Copyright (C) 2000 Kunihiro Ishiguro <kunihiro@zebra.org> | |
| 8557760c | 5 | */ |
| 6 | ||
| 7 | #ifndef _QUAGGA_BGP_RD_H | |
| 8 | #define _QUAGGA_BGP_RD_H | |
| 9 | ||
| 4a8cd6ad PG |
10 | #include "asn.h" |
| 11 | #include "prefix.h" | |
| 12 | ||
| 8557760c | 13 | /* RD types */ |
| 6f167d23 | 14 | #define RD_TYPE_UNDEFINED (-1) |
| 8557760c | 15 | #define RD_TYPE_AS 0 |
| 16 | #define RD_TYPE_IP 1 | |
| 17 | #define RD_TYPE_AS4 2 | |
| 18 | ||
| 49e5a4a0 | 19 | #ifdef ENABLE_BGP_VNC |
| 8557760c | 20 | #define RD_TYPE_VNC_ETH 0xff00 /* VNC L2VPN */ |
| 21 | #endif | |
| 22 | ||
| 23 | #define RD_ADDRSTRLEN 28 | |
| c44ab6f1 | 24 | #define RD_BYTES 8 |
| 8557760c | 25 | |
| 4a8cd6ad PG |
26 | #define BGP_RD_AS_FORMAT(mode) \ |
| 27 | ((mode == ASNOTATION_DOT) \ | |
| 28 | ? "%pRDD" \ | |
| 29 | : ((mode == ASNOTATION_DOTPLUS) ? "%pRDE" : "%pRDP")) | |
| 30 | ||
| 31 | #define BGP_RD_AS_FORMAT_SPACE(mode) \ | |
| 32 | ((mode == ASNOTATION_DOT) \ | |
| 33 | ? "%-21pRDD" \ | |
| 34 | : ((mode == ASNOTATION_DOTPLUS) ? "%-21pRDE" : "%-21pRDP")) | |
| 35 | ||
| d62a17ae | 36 | struct rd_as { |
| d7c0a89a | 37 | uint16_t type; |
| d62a17ae | 38 | as_t as; |
| d7c0a89a | 39 | uint32_t val; |
| 8557760c | 40 | }; |
| 41 | ||
| d62a17ae | 42 | struct rd_ip { |
| d7c0a89a | 43 | uint16_t type; |
| d62a17ae | 44 | struct in_addr ip; |
| d7c0a89a | 45 | uint16_t val; |
| 8557760c | 46 | }; |
| 47 | ||
| 49e5a4a0 | 48 | #ifdef ENABLE_BGP_VNC |
| d62a17ae | 49 | struct rd_vnc_eth { |
| d7c0a89a | 50 | uint16_t type; |
| d62a17ae | 51 | uint8_t local_nve_id; |
| 52 | struct ethaddr macaddr; | |
| 8557760c | 53 | }; |
| 54 | #endif | |
| 55 | ||
| 1be1693e | 56 | extern uint16_t decode_rd_type(const uint8_t *pnt); |
| d7c0a89a | 57 | extern void encode_rd_type(uint16_t, uint8_t *); |
| 8557760c | 58 | |
| 1be1693e DS |
59 | extern void decode_rd_as(const uint8_t *pnt, struct rd_as *rd_as); |
| 60 | extern void decode_rd_as4(const uint8_t *pnt, struct rd_as *rd_as); | |
| 5a1ae2c2 | 61 | extern void decode_rd_ip(const uint8_t *pnt, struct rd_ip *rd_ip); |
| 49e5a4a0 | 62 | #ifdef ENABLE_BGP_VNC |
| 5f040085 DS |
63 | extern void decode_rd_vnc_eth(const uint8_t *pnt, |
| 64 | struct rd_vnc_eth *rd_vnc_eth); | |
| 8557760c | 65 | #endif |
| 66 | ||
| d62a17ae | 67 | extern int str2prefix_rd(const char *, struct prefix_rd *); |
| 4a8cd6ad PG |
68 | extern char *prefix_rd2str(const struct prefix_rd *prd, char *buf, size_t size, |
| 69 | enum asnotation_mode asnotation); | |
| 92708db6 | 70 | extern void form_auto_rd(struct in_addr router_id, uint16_t rd_id, |
| 71 | struct prefix_rd *prd); | |
| 8557760c | 72 | |
| 73 | #endif /* _QUAGGA_BGP_RD_H */ |