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Vector Packet Processing
stn.h
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/*
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* Copyright (c) 2017 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 SRC_PLUGINS_STN_STN_H_
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#define SRC_PLUGINS_STN_STN_H_
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#include <
vlib/vlib.h
>
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#include <
vnet/ip/ip4.h
>
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#include <
vnet/ip/ip6.h
>
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#include <
vppinfra/bihash_16_8.h
>
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typedef
struct
{
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ip46_address_t
address
;
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u32
next_node_index
;
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u32
sw_if_index
;
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}
stn_rule_t
;
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typedef
struct
{
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/* pool of stn rules */
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stn_rule_t
*
rules
;
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/* number of rules */
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u32
n_rules
;
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/* hash table used to retrieve the rule from the ip address */
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clib_bihash_16_8_t
rule_by_address_table
;
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u32
punt_to_stn_ip4_next_index
;
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u32
punt_to_stn_ip6_next_index
;
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u16
msg_id_base
;
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}
stn_main_t
;
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typedef
struct
{
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/** Destination address of intercepted packets */
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ip46_address_t
address
;
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/** TX interface to send packets to */
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u32
sw_if_index
;
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/** Whether to delete the rule */
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u8
del
;
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}
stn_rule_add_del_args_t
;
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/**
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* Add or delete an stn rule.
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*/
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int
stn_rule_add_del
(
stn_rule_add_del_args_t
*args);
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extern
stn_main_t
stn_main
;
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clib_error_t
*
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stn_api_init
(
vlib_main_t
*
vm
,
stn_main_t
* sm);
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#endif
/* SRC_PLUGINS_STN_STN_H_ */
stn_rule_t
Definition:
stn.h:24
ip6.h
stn_main_t
Definition:
stn.h:30
stn_rule_add_del_args_t::sw_if_index
u32 sw_if_index
TX interface to send packets to.
Definition:
stn.h:50
stn_main_t::rule_by_address_table
clib_bihash_16_8_t rule_by_address_table
Definition:
stn.h:38
stn_main_t::n_rules
u32 n_rules
Definition:
stn.h:35
u8
unsigned char u8
Definition:
types.h:56
stn_main
stn_main_t stn_main
Definition:
stn.c:25
stn_rule_add_del_args_t::address
ip46_address_t address
Destination address of intercepted packets.
Definition:
stn.h:48
stn_main_t::rules
stn_rule_t * rules
Definition:
stn.h:32
stn_rule_add_del_args_t::del
u8 del
Whether to delete the rule.
Definition:
stn.h:52
u32
unsigned int u32
Definition:
types.h:88
stn_rule_add_del
int stn_rule_add_del(stn_rule_add_del_args_t *args)
Add or delete an stn rule.
Definition:
stn.c:286
stn_api_init
clib_error_t * stn_api_init(vlib_main_t *vm, stn_main_t *sm)
Definition:
stn_api.c:201
u16
unsigned short u16
Definition:
types.h:57
stn_main_t::punt_to_stn_ip4_next_index
u32 punt_to_stn_ip4_next_index
Definition:
stn.h:40
vm
vlib_main_t * vm
Definition:
buffer.c:312
vlib.h
stn_rule_t::next_node_index
u32 next_node_index
Definition:
stn.h:26
stn_main_t::punt_to_stn_ip6_next_index
u32 punt_to_stn_ip6_next_index
Definition:
stn.h:41
clib_error_t
Definition:
clib_error.h:21
bihash_16_8.h
stn_main_t::msg_id_base
u16 msg_id_base
Definition:
stn.h:43
vlib_main_t
Definition:
main.h:68
stn_rule_t::sw_if_index
u32 sw_if_index
Definition:
stn.h:27
stn_rule_t::address
ip46_address_t address
Definition:
stn.h:25
stn_rule_add_del_args_t
Definition:
stn.h:46
ip4.h
src
plugins
stn
stn.h
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