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Vector Packet Processing
interface_rx_dpo.h
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1 /*
2  * Copyright (c) 2016 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:
6  *
7  * http://www.apache.org/licenses/LICENSE-2.0
8  *
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.
14  */
15 
16 #ifndef __INTERFACE_RX_DPO_H__
17 #define __INTERFACE_RX_DPO_H__
18 
19 #include <vnet/dpo/dpo.h>
20 
21 /**
22  * @brief
23  * The data-path object representing a change of receive interface.
24  * If a packet encounters an object of this type in the data-path, it's
25  * RX interface is changed.
26  */
27 typedef struct interface_rx_dpo_t_
28 {
29  /**
30  * The Software interface index that the packets will be given
31  * as the ingress/rx interface
32  */
34 
35  /**
36  * next VLIB node. A '<proto>-input' node.
37  */
39 
40  /**
41  * DPO protocol that the packets will have as they 'ingress'
42  * on this interface
43  */
45 
46  /**
47  * number of locks.
48  */
51 
52 extern void interface_rx_dpo_add_or_lock (dpo_proto_t proto,
53  u32 sw_if_index,
54  dpo_id_t *dpo);
55 
56 extern void interface_rx_dpo_module_init(void);
57 
58 /**
59  * @brief pool of all interface DPOs
60  */
62 
63 static inline interface_rx_dpo_t *
65 {
66  return (pool_elt_at_index(interface_rx_dpo_pool, index));
67 }
68 
69 #endif
static interface_rx_dpo_t * interface_rx_dpo_get(index_t index)
u32 ido_next_node
next VLIB node.
struct interface_rx_dpo_t_ interface_rx_dpo_t
The data-path object representing a change of receive interface.
u32 index_t
A Data-Path Object is an object that represents actions that are applied to packets are they are swit...
Definition: dpo.h:41
void interface_rx_dpo_add_or_lock(dpo_proto_t proto, u32 sw_if_index, dpo_id_t *dpo)
unsigned int u32
Definition: types.h:88
enum dpo_proto_t_ dpo_proto_t
Data path protocol.
The identity of a DPO is a combination of its type and its instance number/index of objects of that t...
Definition: dpo.h:168
#define pool_elt_at_index(p, i)
Returns pointer to element at given index.
Definition: pool.h:464
u32 ido_sw_if_index
The Software interface index that the packets will be given as the ingress/rx interface.
unsigned short u16
Definition: types.h:57
void interface_rx_dpo_module_init(void)
interface_rx_dpo_t * interface_rx_dpo_pool
pool of all interface DPOs
The data-path object representing a change of receive interface.
u16 ido_locks
number of locks.
dpo_proto_t ido_proto
DPO protocol that the packets will have as they &#39;ingress&#39; on this interface.