3be9164f80
Type: improvement Signed-off-by: Neale Ranns <nranns@cisco.com> Signed-off-by: Benoît Ganne <bganne@cisco.com> Change-Id: I2f30a4f04fd9a8635ce2d259b5fd5b0c85cee8c3
89 lines
2.2 KiB
C
89 lines
2.2 KiB
C
/*
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* Copyright (c) 2018 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 __GBP_RECIRC_H__
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#define __GBP_RECIRC_H__
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#include <plugins/gbp/gbp_types.h>
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#include <plugins/gbp/gbp_itf.h>
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#include <vnet/fib/fib_types.h>
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/**
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* A GBP recirculation interface representation
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* Thes interfaces join Bridge domains that are internal to those that are
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* NAT external, so the packets can be NAT translated and then undergo the
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* whole policy process again.
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*/
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typedef struct gpb_recirc_t_
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{
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/**
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* EPG ID that packets will classify to when they arrive on this recirc
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*/
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sclass_t gr_sclass;
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/**
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* The index of the EPG
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*/
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index_t gr_epgi;
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/**
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* FIB indices the EPG is mapped to
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*/
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u32 gr_fib_index[DPO_PROTO_NUM];
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/**
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* Is the interface for packets post-NAT translation (i.e. ext)
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* or pre-NAT translation (i.e. internal)
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*/
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u8 gr_is_ext;
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/**
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*/
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u32 gr_sw_if_index;
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gbp_itf_hdl_t gr_itf;
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/**
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* The endpoint created to represent the reric interface
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*/
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index_t gr_ep;
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} gbp_recirc_t;
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extern int gbp_recirc_add (u32 sw_if_index, sclass_t sclass, u8 is_ext);
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extern int gbp_recirc_delete (u32 sw_if_index);
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typedef walk_rc_t (*gbp_recirc_cb_t) (gbp_recirc_t * gbpe, void *ctx);
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extern void gbp_recirc_walk (gbp_recirc_cb_t bgpe, void *ctx);
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/**
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* Data plane functions
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*/
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extern gbp_recirc_t *gbp_recirc_pool;
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extern index_t *gbp_recirc_db;
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always_inline gbp_recirc_t *
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gbp_recirc_get (u32 sw_if_index)
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{
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return (pool_elt_at_index (gbp_recirc_pool, gbp_recirc_db[sw_if_index]));
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}
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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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