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/*
* Copyright (c) 2015 Cisco and/or its affiliates.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef __included_l2_xcrw_h__
#define __included_l2_xcrw_h__
#include <vlib/vlib.h>
#include <vnet/vnet.h>
#include <vnet/pg/pg.h>
#include <vppinfra/error.h>
#include <vnet/ip/ip.h>
#include <vnet/l2/l2_input.h>
#include <vnet/l2/l2_output.h>
#include <vnet/api_errno.h>
#include <vnet/ethernet/ethernet.h>
typedef struct
{
/*
* Let: rewrite_header.sw_if_index = tx_fib_index or ~0.
* rewrite_header.next_index = L2_XCRW_NEXT_XXX
*/
vnet_declare_rewrite (VLIB_BUFFER_PRE_DATA_SIZE);
} l2_xcrw_adjacency_t;
typedef struct
{
/* L2 interface */
u32 l2_sw_if_index;
/* Tunnel interface */
u32 tunnel_sw_if_index; /* This field remains set in freed pool elts */
} l2_xcrw_tunnel_t;
typedef struct
{
u32 cached_next_index;
/* Vector of cross-connect rewrites */
l2_xcrw_adjacency_t *adj_by_sw_if_index;
/* Pool of xcrw tunnels */
l2_xcrw_tunnel_t *tunnels;
/* Tunnel index by tunnel sw_if_index */
uword *tunnel_index_by_l2_sw_if_index;
/* convenience variables */
vlib_main_t *vlib_main;
vnet_main_t *vnet_main;
} l2_xcrw_main_t;
typedef enum
{
L2_XCRW_NEXT_DROP,
L2_XCRW_N_NEXT,
} l2_xcrw_next_t;
#define foreach_l2_xcrw_error \
_(DROP, "Packets dropped") \
_(FWD, "Packets forwarded")
typedef enum
{
#define _(sym,str) L2_XCRW_ERROR_##sym,
foreach_l2_xcrw_error
#undef _
L2_XCRW_N_ERROR,
} l2_xcrw_error_t;
#endif /* __included_l2_xcrw_h__ */
/*
* fd.io coding-style-patch-verification: ON
*
* Local Variables:
* eval: (c-set-style "gnu")
* End:
*/
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