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>
29 * @brief Definition of a callback for receiving MPLS interface state change
32 typedef void (mpls_interface_state_change_function_t) (struct mpls_main_t *mm,
37 typedef struct mpls_main_t
39 /* MPLS FIB index for each software interface */
40 u32 *fib_index_by_sw_if_index;
42 /** A pool of all the MPLS FIBs */
43 struct fib_table_t_ *fibs;
45 /** A pool of all the MPLS FIBs */
46 struct mpls_fib_t_ *mpls_fibs;
48 /** A hash table to lookup the mpls_fib by table ID */
49 uword *fib_index_by_table_id;
51 /* Feature arc indices */
52 u8 input_feature_arc_index;
53 u8 output_feature_arc_index;
55 /* IP4 enabled count by software interface */
56 u8 *mpls_enabled_by_sw_if_index;
58 u32 mpls_lookup_node_index;
62 extern mpls_main_t mpls_main;
64 extern clib_error_t *mpls_feature_init (vlib_main_t * vm);
66 format_function_t format_mpls_eos_bit;
67 format_function_t format_mpls_unicast_header_net_byte_order;
68 format_function_t format_mpls_unicast_label;
69 format_function_t format_mpls_header;
71 extern vlib_node_registration_t mpls_input_node;
72 extern vlib_node_registration_t mpls_output_node;
73 extern vlib_node_registration_t mpls_midchain_node;
75 /* Parse mpls protocol as 0xXXXX or protocol name.
76 In either host or network byte order. */
77 unformat_function_t unformat_mpls_label_net_byte_order;
78 unformat_function_t unformat_mpls_unicast_label;
80 /* Parse mpls header. */
81 unformat_function_t unformat_mpls_header;
82 unformat_function_t unformat_pg_mpls_header;
84 u8 mpls_sw_interface_is_enabled (u32 sw_if_index);
86 void mpls_interface_state_change_add_callback (
87 mpls_interface_state_change_function_t *function, uword opaque);
89 int mpls_sw_interface_enable_disable (mpls_main_t *mm, u32 sw_if_index,
92 int mpls_dest_cmp (void *a1, void *a2);
94 int mpls_fib_index_cmp (void *a1, void *a2);
96 int mpls_label_cmp (void *a1, void *a2);
98 void mpls_table_create (u32 table_id, u8 is_api, const u8 * name);
99 void mpls_table_delete (u32 table_id, u8 is_api);
101 #endif /* included_vnet_mpls_h */
104 * fd.io coding-style-patch-verification: ON
107 * eval: (c-set-style "gnu")