2 * Copyright (c) 2016 Cisco and/or its affiliates.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at:
7 * http://www.apache.org/licenses/LICENSE-2.0
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
16 #ifndef __ADJ_INTERNAL_H__
17 #define __ADJ_INTERNAL_H__
19 #include <vnet/adj/adj.h>
20 #include <vnet/adj/adj_mcast.h>
21 #include <vnet/ip/ip.h>
22 #include <vnet/mpls/mpls.h>
23 #include <vnet/adj/adj_l2.h>
24 #include <vnet/adj/adj_nsh.h>
27 * big switch to turn on Adjacency debugging
35 #define ADJ_DBG(_adj, _fmt, _args...) \
37 clib_warning("adj:[%d:%p]:" _fmt, \
38 _adj - adj_pool, _adj, \
42 #define ADJ_DBG(_e, _fmt, _args...)
48 extern vlib_node_registration_t adj_nsh_midchain_node;
49 extern vlib_node_registration_t adj_nsh_rewrite_node;
50 extern vlib_node_registration_t adj_midchain_tx;
53 adj_get_rewrite_node (vnet_link_t linkt)
57 return (ip4_rewrite_node.index);
59 return (ip6_rewrite_node.index);
61 return (mpls_output_node.index);
62 case VNET_LINK_ETHERNET:
63 return (adj_l2_rewrite_node.index);
65 return (adj_nsh_rewrite_node.index);
73 static inline vnet_link_t
74 adj_fib_proto_2_nd (fib_protocol_t fp)
78 case FIB_PROTOCOL_IP4:
79 return (VNET_LINK_ARP);
80 case FIB_PROTOCOL_IP6:
81 return (VNET_LINK_IP6);
82 case FIB_PROTOCOL_MPLS:
83 return (VNET_LINK_MPLS);
88 static inline ip46_type_t
89 adj_proto_to_46 (fib_protocol_t proto)
93 case FIB_PROTOCOL_IP4:
94 return (IP46_TYPE_IP4);
95 case FIB_PROTOCOL_IP6:
96 return (IP46_TYPE_IP6);
98 return (IP46_TYPE_IP4);
100 return (IP46_TYPE_IP4);
105 * Get a pointer to an adjacency object from its index
107 static inline adj_index_t
108 adj_get_index (const ip_adjacency_t *adj)
110 return (adj - adj_pool);
113 extern void adj_nbr_update_rewrite_internal(ip_adjacency_t *adj,
114 ip_lookup_next_t adj_next_index,
115 u32 complete_next_index,
118 extern void adj_midchain_setup(adj_index_t adj_index,
119 adj_midchain_fixup_t fixup,
123 extern ip_adjacency_t * adj_alloc(fib_protocol_t proto);
125 extern void adj_nbr_remove(adj_index_t ai,
126 fib_protocol_t nh_proto,
127 vnet_link_t link_type,
128 const ip46_address_t *nh_addr,
130 extern u32 adj_nbr_get_n_adjs(vnet_link_t link_type, u32 sw_if_index);
131 extern void adj_glean_remove(ip_adjacency_t *adj);
132 extern void adj_mcast_remove(fib_protocol_t proto,
134 extern void adj_midchain_teardown(ip_adjacency_t *adj);
136 extern u32 adj_dpo_get_urpf(const dpo_id_t *dpo);
137 extern u16 adj_dpo_get_mtu(const dpo_id_t *dpo);
142 extern int adj_bfd_is_up (adj_index_t ai);
147 extern void adj_delegate_adj_deleted(ip_adjacency_t *adj);
148 extern void adj_delegate_adj_created(ip_adjacency_t *adj);
149 extern void adj_delegate_adj_modified(ip_adjacency_t *adj);
150 extern u8* adj_delegate_format(u8* s, ip_adjacency_t *adj);