2b202bc4b2
Type: refactor Change-Id: I54df533a8f863c4e49742903cf2457f18b4fc506 Signed-off-by: Neale Ranns <nranns@cisco.com>
90 lines
2.1 KiB
C
90 lines
2.1 KiB
C
/*
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* Copyright (c) 2016 Cisco and/or its affiliates.
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at:
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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/**
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* @file
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* @brief Common utility functions for IPv4, IPv6 and L2 LISP-GPE tunnels.
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*
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*/
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#ifndef LISP_GPE_TUNNEL_H__
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#define LISP_GPE_TUNNEL_H__
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#include <lisp/lisp-gpe/lisp_gpe.h>
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#include <lisp/lisp-gpe/lisp_gpe_packet.h>
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/**
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* Forward declaration
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*/
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struct lisp_gpe_adjacency_t_;
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/**
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* A Key for a tunnel
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*/
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typedef struct lisp_gpe_tunnel_key_t_
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{
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ip_address_t rmt;
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ip_address_t lcl;
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u32 fib_index;
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} lisp_gpe_tunnel_key_t;
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/**
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* @brief A LISP GPE Tunnel.
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*
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* A tunnel represents an associatation between a local and remote RLOC.
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* As such it represents a unique LISP rewrite.
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*/
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typedef struct lisp_gpe_tunnel_t_
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{
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/**
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* RLOC pair and rloc fib_index. This is the tunnel's key.
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*/
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lisp_gpe_tunnel_key_t *key;
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/**
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* number of reference counting locks
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*/
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u32 locks;
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/**
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* the FIB entry through which the remote rloc is reachable
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s */
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fib_node_index_t fib_entry_index;
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} lisp_gpe_tunnel_t;
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extern index_t lisp_gpe_tunnel_find_or_create_and_lock (const locator_pair_t *
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pair,
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u32 rloc_fib_index);
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extern void lisp_gpe_tunnel_unlock (index_t lgti);
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extern const lisp_gpe_tunnel_t *lisp_gpe_tunnel_get (index_t lgti);
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extern u8 *lisp_gpe_tunnel_build_rewrite (const lisp_gpe_tunnel_t * lgt,
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const struct lisp_gpe_adjacency_t_
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*ladj,
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lisp_gpe_next_protocol_e
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payload_proto);
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extern u8 *format_lisp_gpe_tunnel (u8 * s, va_list * args);
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#endif
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/*
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* fd.io coding-style-patch-verification: ON
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*
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* Local Variables:
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* eval: (c-set-style "gnu")
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* End:
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*/
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