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/*
* Copyright (c) 2016 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 __ADJ_INTERNAL_H__
#define __ADJ_INTERNAL_H__
#include <vnet/adj/adj.h>
#include <vnet/adj/adj_mcast.h>
#include <vnet/ip/ip.h>
#include <vnet/mpls/mpls.h>
#include <vnet/adj/adj_l2.h>
#include <vnet/adj/adj_nsh.h>
/**
* big switch to turn on Adjacency debugging
*/
#undef ADJ_DEBUG
/*
* Debug macro
*/
#ifdef ADJ_DEBUG
#define ADJ_DBG(_adj, _fmt, _args...) \
{ \
clib_warning("adj:[%d:%p]:" _fmt, \
_adj - adj_pool, _adj, \
##_args); \
}
#else
#define ADJ_DBG(_e, _fmt, _args...)
#endif
static inline u32
adj_get_rewrite_node (vnet_link_t linkt)
{
switch (linkt) {
case VNET_LINK_IP4:
return (ip4_rewrite_node.index);
case VNET_LINK_IP6:
return (ip6_rewrite_node.index);
case VNET_LINK_MPLS:
return (mpls_output_node.index);
case VNET_LINK_ETHERNET:
return (adj_l2_rewrite_node.index);
case VNET_LINK_NSH:
return (adj_nsh_rewrite_node.index);
case VNET_LINK_ARP:
break;
}
ASSERT(0);
return (0);
}
static inline vnet_link_t
adj_fib_proto_2_nd (fib_protocol_t fp)
{
switch (fp)
{
case FIB_PROTOCOL_IP4:
return (VNET_LINK_ARP);
case FIB_PROTOCOL_IP6:
return (VNET_LINK_IP6);
case FIB_PROTOCOL_MPLS:
return (VNET_LINK_MPLS);
}
return (0);
}
static inline ip46_type_t
adj_proto_to_46 (fib_protocol_t proto)
{
switch (proto)
{
case FIB_PROTOCOL_IP4:
return (IP46_TYPE_IP4);
case FIB_PROTOCOL_IP6:
return (IP46_TYPE_IP6);
default:
return (IP46_TYPE_IP4);
}
return (IP46_TYPE_IP4);
}
/**
* @brief
* Get a pointer to an adjacency object from its index
*/
static inline adj_index_t
adj_get_index (ip_adjacency_t *adj)
{
return (adj - adj_pool);
}
extern void adj_nbr_update_rewrite_internal(ip_adjacency_t *adj,
ip_lookup_next_t adj_next_index,
u32 complete_next_index,
u32 next_index,
u8 *rewrite);
extern void adj_midchain_setup(adj_index_t adj_index,
adj_midchain_fixup_t fixup,
const void *data,
adj_flags_t flags);
extern ip_adjacency_t * adj_alloc(fib_protocol_t proto);
extern void adj_nbr_remove(adj_index_t ai,
fib_protocol_t nh_proto,
vnet_link_t link_type,
const ip46_address_t *nh_addr,
u32 sw_if_index);
extern void adj_glean_remove(fib_protocol_t proto,
u32 sw_if_index);
extern void adj_mcast_remove(fib_protocol_t proto,
u32 sw_if_index);
extern void adj_midchain_teardown(ip_adjacency_t *adj);
extern u32 adj_dpo_get_urpf(const dpo_id_t *dpo);
/*
* Adj BFD
*/
extern int adj_bfd_is_up (adj_index_t ai);
/*
* Adj delegates
*/
extern void adj_delegate_adj_deleted(ip_adjacency_t *adj);
extern u8* adj_delegate_format(u8* s, ip_adjacency_t *adj);
#endif
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