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// SPDX-License-Identifier: GPL-2.0-or-later
/* Opaque data for Zebra from other daemons.
*
* Copyright (C) 2021 Donatas Abraitis <donatas.abraitis@gmail.com>
*/
#ifndef FRR_ROUTE_OPAQUE_H
#define FRR_ROUTE_OPAQUE_H
#include "assert.h"
#include "zclient.h"
/* copied from bgpd/bgp_community.h */
#define COMMUNITY_SIZE 4
/* copied from bgpd/bgp_lcommunity.h */
#define LCOMMUNITY_SIZE 12
/* copied from bgpd/bgp_route.h */
#define BGP_MAX_SELECTION_REASON_STR_BUF 32
struct bgp_zebra_opaque {
char aspath[256];
/* Show at least 10 communities AA:BB */
char community[COMMUNITY_SIZE * 20];
/* Show at least 10 large-communities AA:BB:CC */
char lcommunity[LCOMMUNITY_SIZE * 30];
/* 32 bytes seems enough because of
* bgp_path_selection_confed_as_path which is
* `Confederation based AS Path`.
*/
char selection_reason[BGP_MAX_SELECTION_REASON_STR_BUF];
};
struct ospf_zebra_opaque {
char path_type[32];
char area_id[INET_ADDRSTRLEN];
char tag[16];
};
static_assert(sizeof(struct bgp_zebra_opaque) <= ZAPI_MESSAGE_OPAQUE_LENGTH,
"BGP opaque data shouldn't be larger than zebra's buffer");
static_assert(sizeof(struct ospf_zebra_opaque) <= ZAPI_MESSAGE_OPAQUE_LENGTH,
"OSPF opaque data shouldn't be larger than zebra's buffer");
#endif /* FRR_ROUTE_OPAQUE_H */
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