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/*
* Copyright (c) 2018 Cisco and/or its affiliates.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef __GBP_BRIDGE_DOMAIN_H__
#define __GBP_BRIDGE_DOMAIN_H__
#include <plugins/gbp/gbp_types.h>
#include <vnet/fib/fib_types.h>
#include <vnet/l2/l2_bd.h>
/**
* Bridge Domain Flags
*/
typedef enum gbp_bridge_domain_flags_t_
{
GBP_BD_FLAG_NONE = 0,
GBP_BD_FLAG_DO_NOT_LEARN = (1 << 0),
GBP_BD_FLAG_UU_FWD_DROP = (1 << 1),
GBP_BD_FLAG_MCAST_DROP = (1 << 2),
GBP_BD_FLAG_UCAST_ARP = (1 << 3),
} gbp_bridge_domain_flags_t;
/**
* A bridge Domain Representation.
* This is a standard bridge-domain plus all the attributes it must
* have to supprt the GBP model.
*/
typedef struct gbp_bridge_domain_t_
{
/**
* Bridge-domain ID
*/
u32 gb_bd_id;
u32 gb_bd_index;
/**
* Index of the Route-domain this BD is associated with. This is used as the
* 'scope' of the packets for contract matching.
*/
u32 gb_rdi;
/**
* Flags conttrolling behaviour
*/
gbp_bridge_domain_flags_t gb_flags;
/**
* The BD's BVI interface (obligatory)
*/
u32 gb_bvi_sw_if_index;
/**
* The BD's MAC spine-proxy interface (optional)
*/
u32 gb_uu_fwd_sw_if_index;
/**
* The BD's interface to sned Broadcast and multicast packets
*/
u32 gb_bm_flood_sw_if_index;
/**
* The index of the BD's VNI interface on which packets from
* unkown endpoints arrive
*/
u32 gb_vni;
/**
* locks/references to the BD so it does not get deleted (from the API)
* whilst it is still being used
*/
u32 gb_locks;
} gbp_bridge_domain_t;
extern void gbp_bridge_domain_itf_add (u32 sw_if_index, u32 bd_index,
l2_bd_port_type_t type);
extern void gbp_bridge_domain_itf_del (u32 sw_if_index, u32 bd_index,
l2_bd_port_type_t type);
extern int gbp_bridge_domain_add_and_lock (u32 bd_id,
u32 rd_id,
gbp_bridge_domain_flags_t flags,
u32 bvi_sw_if_index,
u32 uu_fwd_sw_if_index,
u32 bm_flood_sw_if_index);
extern void gbp_bridge_domain_unlock (index_t gbi);
extern index_t gbp_bridge_domain_find_and_lock (u32 bd_id);
extern int gbp_bridge_domain_delete (u32 bd_id);
extern index_t gbp_bridge_domain_index (const gbp_bridge_domain_t *);
extern u32 gbp_bridge_domain_get_bd_id (index_t gbdi);
typedef int (*gbp_bridge_domain_cb_t) (gbp_bridge_domain_t * gb, void *ctx);
extern void gbp_bridge_domain_walk (gbp_bridge_domain_cb_t bgpe, void *ctx);
extern u8 *format_gbp_bridge_domain (u8 * s, va_list * args);
extern u8 *format_gbp_bridge_domain_flags (u8 * s, va_list * args);
/**
* DB of bridge_domains
*/
typedef struct gbp_bridge_domain_db_t
{
uword *gbd_by_bd_id;
index_t *gbd_by_bd_index;
} gbp_bridge_domain_db_t;
extern gbp_bridge_domain_db_t gbp_bridge_domain_db;
extern gbp_bridge_domain_t *gbp_bridge_domain_pool;
always_inline gbp_bridge_domain_t *
gbp_bridge_domain_get (index_t i)
{
return (pool_elt_at_index (gbp_bridge_domain_pool, i));
}
always_inline gbp_bridge_domain_t *
gbp_bridge_domain_get_by_bd_index (u32 bd_index)
{
return (gbp_bridge_domain_get
(gbp_bridge_domain_db.gbd_by_bd_index[bd_index]));
}
extern gbp_scope_t *gbp_scope_by_bd_index;
always_inline gbp_scope_t
gbp_bridge_domain_get_scope (u32 bd_index)
{
return (gbp_scope_by_bd_index[bd_index]);
}
#endif
/*
* fd.io coding-style-patch-verification: ON
*
* Local Variables:
* eval: (c-set-style "gnu")
* End:
*/
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