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/*
* Zebra Layer-2 interface Data structures and definitions
* Copyright (C) 2016, 2017 Cumulus Networks, Inc.
*
* This file is part of FRR.
*
* FRR 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, or (at your option) any
* later version.
*
* FRR 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 FRR; see the file COPYING. If not, write to the Free
* Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
* 02111-1307, USA.
*/
#ifndef _ZEBRA_L2_H
#define _ZEBRA_L2_H
#include <zebra.h>
#include "if.h"
#include "vlan.h"
#include "vxlan.h"
#ifdef __cplusplus
extern "C" {
#endif
/* zebra L2 interface information - bridge slave (linkage to bridge) */
struct zebra_l2info_brslave {
ifindex_t bridge_ifindex; /* Bridge Master */
struct interface *br_if; /* Pointer to master */
ns_id_t ns_id; /* network namespace where bridge is */
};
struct zebra_l2info_bond {
struct list *mbr_zifs; /* slaves using this bond as a master */
};
/* zebra L2 interface information - bridge interface */
struct zebra_l2info_bridge {
uint8_t vlan_aware; /* VLAN-aware bridge? */
};
/* zebra L2 interface information - VLAN interface */
struct zebra_l2info_vlan {
vlanid_t vid; /* VLAN id */
};
/* zebra L2 interface information - VXLAN interface */
struct zebra_l2info_vxlan {
vni_t vni; /* VNI */
struct in_addr vtep_ip; /* Local tunnel IP */
vlanid_t access_vlan; /* Access VLAN - for VLAN-aware bridge. */
struct in_addr mcast_grp;
ifindex_t ifindex_link; /* Interface index of interface
* linked with VXLAN
*/
ns_id_t link_nsid;
};
struct zebra_l2info_bondslave {
ifindex_t bond_ifindex; /* Bridge Master */
struct interface *bond_if; /* Pointer to master */
};
union zebra_l2if_info {
struct zebra_l2info_bridge br;
struct zebra_l2info_vlan vl;
struct zebra_l2info_vxlan vxl;
};
/* NOTE: These macros are to be invoked only in the "correct" context.
* IOW, the macro VNI_FROM_ZEBRA_IF() will assume the interface is
* of type ZEBRA_IF_VXLAN.
*/
#define VNI_FROM_ZEBRA_IF(zif) (zif)->l2info.vxl.vni
#define VLAN_ID_FROM_ZEBRA_IF(zif) (zif)->l2info.vl.vid
#define IS_ZEBRA_IF_BRIDGE_VLAN_AWARE(zif) ((zif)->l2info.br.vlan_aware == 1)
extern void zebra_l2_map_slave_to_bridge(struct zebra_l2info_brslave *br_slave,
struct zebra_ns *zns);
extern void
zebra_l2_unmap_slave_from_bridge(struct zebra_l2info_brslave *br_slave);
extern void zebra_l2_bridge_add_update(struct interface *ifp,
struct zebra_l2info_bridge *bridge_info,
int add);
extern void zebra_l2_bridge_del(struct interface *ifp);
extern void zebra_l2_vlanif_update(struct interface *ifp,
struct zebra_l2info_vlan *vlan_info);
extern void zebra_l2_vxlanif_add_update(struct interface *ifp,
struct zebra_l2info_vxlan *vxlan_info,
int add);
extern void zebra_l2_vxlanif_update_access_vlan(struct interface *ifp,
vlanid_t access_vlan);
extern void zebra_l2_vxlanif_del(struct interface *ifp);
extern void zebra_l2if_update_bridge_slave(struct interface *ifp,
ifindex_t bridge_ifindex,
ns_id_t ns_id);
extern void zebra_l2if_update_bond_slave(struct interface *ifp,
ifindex_t bond_ifindex, bool bypass);
extern void zebra_vlan_bitmap_compute(struct interface *ifp,
uint32_t vid_start, uint16_t vid_end);
extern void zebra_vlan_mbr_re_eval(struct interface *ifp,
bitfield_t vlan_bitmap);
extern void zebra_l2if_update_bond(struct interface *ifp, bool add);
#ifdef __cplusplus
}
#endif
#endif /* _ZEBRA_L2_H */
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