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/*
* Structures common to BGP, OSPF and ISIS for BGP Optimal Route Reflection
* Copyright (C) 2021 Samsung R&D Institute India - Bangalore.
* Madhurilatha Kuruganti
*
* 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.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; see the file COPYING; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef _FRR_ORR_MSG_H
#define _FRR_ORR_MSG_H
#ifdef __cplusplus
extern "C" {
#endif
/* REVISIT: Need to check if we can use zero length array */
#define ORR_MAX_PREFIX 100
#define ORR_GROUP_NAME_SIZE 32
struct orr_prefix_metric {
struct prefix prefix;
uint32_t metric;
};
/* BGP-IGP Register for IGP metric */
struct orr_igp_metric_reg {
bool reg;
uint8_t proto;
safi_t safi;
struct prefix prefix;
char group_name[ORR_GROUP_NAME_SIZE];
};
/* IGP-BGP message structures */
struct orr_igp_metric_info {
/* IGP instance data. */
uint8_t proto;
uint32_t instId;
safi_t safi;
/* Add or delete routes */
bool add;
/* IGP metric from Active Root. */
struct prefix root;
uint32_t num_entries;
struct orr_prefix_metric nexthop[ORR_MAX_PREFIX];
};
/* BGP ORR Root node */
struct orr_root {
afi_t afi;
safi_t safi;
char group_name[ORR_GROUP_NAME_SIZE];
/* MPLS_TE prefix and router ID */
struct prefix prefix;
struct in_addr router_id;
/* Advertising OSPF Router ID. */
struct in_addr adv_router;
/* BGP-ORR Received LSAs */
struct ospf_lsa *router_lsa_rcvd;
/* Routing tables from root node */
struct route_table *old_table; /* Old routing table. */
struct route_table *new_table; /* Current routing table. */
struct route_table *old_rtrs; /* Old ABR/ASBR RT. */
struct route_table *new_rtrs; /* New ABR/ASBR RT. */
};
/* Prototypes. */
#ifdef __cplusplus
}
#endif
#endif /* _FRR_ORR_MSG_H */
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