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/*
* Copyright (c) 2015 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 included_vnet_mpls_h
#define included_vnet_mpls_h
#include <vnet/vnet.h>
#include <vnet/mpls/packet.h>
#include <vnet/mpls/mpls_types.h>
#include <vnet/ip/ip4_packet.h>
#include <vnet/ethernet/ethernet.h>
#include <vnet/fib/fib_node.h>
#include <vnet/adj/adj.h>
struct mpls_main_t;
/**
* @brief Definition of a callback for receiving MPLS interface state change
* notifications
*/
typedef void (mpls_interface_state_change_function_t) (struct mpls_main_t *mm,
uword opaque,
u32 sw_if_index,
u32 is_enable);
typedef struct mpls_main_t
{
/* MPLS FIB index for each software interface */
u32 *fib_index_by_sw_if_index;
/** A pool of all the MPLS FIBs */
struct fib_table_t_ *fibs;
/** A pool of all the MPLS FIBs */
struct mpls_fib_t_ *mpls_fibs;
/** A hash table to lookup the mpls_fib by table ID */
uword *fib_index_by_table_id;
/* Feature arc indices */
u8 input_feature_arc_index;
u8 output_feature_arc_index;
/* IP4 enabled count by software interface */
u8 *mpls_enabled_by_sw_if_index;
u32 mpls_lookup_node_index;
u16 msg_id_base;
} mpls_main_t;
extern mpls_main_t mpls_main;
extern clib_error_t *mpls_feature_init (vlib_main_t * vm);
format_function_t format_mpls_eos_bit;
format_function_t format_mpls_unicast_header_net_byte_order;
format_function_t format_mpls_unicast_label;
format_function_t format_mpls_header;
extern vlib_node_registration_t mpls_input_node;
extern vlib_node_registration_t mpls_output_node;
extern vlib_node_registration_t mpls_midchain_node;
/* Parse mpls protocol as 0xXXXX or protocol name.
In either host or network byte order. */
unformat_function_t unformat_mpls_label_net_byte_order;
unformat_function_t unformat_mpls_unicast_label;
/* Parse mpls header. */
unformat_function_t unformat_mpls_header;
unformat_function_t unformat_pg_mpls_header;
u8 mpls_sw_interface_is_enabled (u32 sw_if_index);
void mpls_interface_state_change_add_callback (
mpls_interface_state_change_function_t *function, uword opaque);
int mpls_sw_interface_enable_disable (mpls_main_t *mm, u32 sw_if_index,
u8 is_enable);
int mpls_dest_cmp (void *a1, void *a2);
int mpls_fib_index_cmp (void *a1, void *a2);
int mpls_label_cmp (void *a1, void *a2);
void mpls_table_create (u32 table_id, u8 is_api, const u8 * name);
void mpls_table_delete (u32 table_id, u8 is_api);
#endif /* included_vnet_mpls_h */
/*
* fd.io coding-style-patch-verification: ON
*
* Local Variables:
* eval: (c-set-style "gnu")
* End:
*/
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