2 * Copyright (c) 2015 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.
15 #ifndef included_vnet_mpls_h
16 #define included_vnet_mpls_h
18 #include <vnet/vnet.h>
19 #include <vnet/mpls/packet.h>
20 #include <vnet/mpls/mpls_types.h>
21 #include <vnet/ip/ip4_packet.h>
22 #include <vnet/ethernet/ethernet.h>
23 #include <vnet/fib/fib_node.h>
24 #include <vnet/adj/adj.h>
27 * @brief Definition of a callback for receiving MPLS interface state change
30 typedef void (*mpls_interface_state_change_callback_t) (u32 sw_if_index,
35 /* MPLS FIB index for each software interface */
36 u32 *fib_index_by_sw_if_index;
38 /** A pool of all the MPLS FIBs */
39 struct fib_table_t_ *fibs;
41 /** A pool of all the MPLS FIBs */
42 struct mpls_fib_t_ *mpls_fibs;
44 /** A hash table to lookup the mpls_fib by table ID */
45 uword *fib_index_by_table_id;
47 /* Feature arc indices */
48 u8 input_feature_arc_index;
49 u8 output_feature_arc_index;
51 /* IP4 enabled count by software interface */
52 u8 *mpls_enabled_by_sw_if_index;
54 u32 mpls_lookup_node_index;
58 extern mpls_main_t mpls_main;
60 extern clib_error_t *mpls_feature_init (vlib_main_t * vm);
62 format_function_t format_mpls_eos_bit;
63 format_function_t format_mpls_unicast_header_net_byte_order;
64 format_function_t format_mpls_unicast_label;
65 format_function_t format_mpls_header;
67 extern vlib_node_registration_t mpls_input_node;
68 extern vlib_node_registration_t mpls_output_node;
69 extern vlib_node_registration_t mpls_midchain_node;
71 /* Parse mpls protocol as 0xXXXX or protocol name.
72 In either host or network byte order. */
73 unformat_function_t unformat_mpls_label_net_byte_order;
74 unformat_function_t unformat_mpls_unicast_label;
76 /* Parse mpls header. */
77 unformat_function_t unformat_mpls_header;
78 unformat_function_t unformat_pg_mpls_header;
80 int mpls_sw_interface_enable_disable (mpls_main_t *mm, u32 sw_if_index,
83 u8 mpls_sw_interface_is_enabled (u32 sw_if_index);
85 int mpls_dest_cmp (void *a1, void *a2);
87 int mpls_fib_index_cmp (void *a1, void *a2);
89 int mpls_label_cmp (void *a1, void *a2);
91 void mpls_table_create (u32 table_id, u8 is_api, const u8 * name);
92 void mpls_table_delete (u32 table_id, u8 is_api);
94 #endif /* included_vnet_mpls_h */
97 * fd.io coding-style-patch-verification: ON
100 * eval: (c-set-style "gnu")