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adj_types.h
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/*
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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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#ifndef __ADJ_TYPES_H__
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#define __ADJ_TYPES_H__
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#include <
vnet/vnet.h
>
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/**
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* @brief An index for adjacencies.
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* Alas 'C' is not typesafe enough to b0rk when a u32 is used instead of
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* an adi_index_t. However, for us humans, we can glean much more intent
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* from the declaration
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* foo bar(adj_index_t t);
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* than we can from
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* foo bar(u32 t);
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*/
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typedef
u32
adj_index_t
;
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/**
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* @brief Invalid ADJ index - used when no adj is known
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* likewise blazoned capitals INVALID speak volumes where ~0 does not.
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*/
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#define ADJ_INDEX_INVALID ((u32)~0)
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/**
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* @brief return codes from a adjacency walker callback function
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*/
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typedef
enum
adj_walk_rc_t_
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{
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ADJ_WALK_RC_STOP
,
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ADJ_WALK_RC_CONTINUE
,
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}
adj_walk_rc_t
;
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/**
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* @brief Call back function when walking adjacencies
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*/
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typedef
adj_walk_rc_t
(*
adj_walk_cb_t
)(
adj_index_t
ai,
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void
*
ctx
);
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#endif
ADJ_WALK_RC_CONTINUE
Definition:
adj_types.h:44
adj_walk_rc_t
enum adj_walk_rc_t_ adj_walk_rc_t
return codes from a adjacency walker callback function
ADJ_WALK_RC_STOP
Definition:
adj_types.h:43
adj_walk_rc_t_
adj_walk_rc_t_
return codes from a adjacency walker callback function
Definition:
adj_types.h:41
vnet.h
adj_walk_cb_t
adj_walk_rc_t(* adj_walk_cb_t)(adj_index_t ai, void *ctx)
Call back function when walking adjacencies.
Definition:
adj_types.h:50
adj_index_t
u32 adj_index_t
An index for adjacencies.
Definition:
adj_types.h:30
u32
unsigned int u32
Definition:
types.h:88
ctx
long ctx[MAX_CONNS]
Definition:
main.c:122
src
vnet
adj
adj_types.h
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