FD.io VPP  v19.04-6-g6f05f72
Vector Packet Processing
l2_xcrw.h
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1 /*
2  * Copyright (c) 2015 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 #ifndef __included_l2_xcrw_h__
16 #define __included_l2_xcrw_h__
17 
18 #include <vlib/vlib.h>
19 #include <vnet/vnet.h>
20 #include <vnet/pg/pg.h>
21 #include <vppinfra/error.h>
22 #include <vnet/ip/ip.h>
23 #include <vnet/l2/l2_input.h>
24 #include <vnet/l2/l2_output.h>
25 #include <vnet/api_errno.h>
26 #include <vnet/ethernet/ethernet.h>
27 
28 typedef struct
29 {
30  /*
31  * Let: rewrite_header.sw_if_index = tx_fib_index or ~0.
32  * rewrite_header.next_index = L2_XCRW_NEXT_XXX
33  */
36 
37 typedef struct
38 {
39  /* L2 interface */
41 
42  /* Tunnel interface */
43  u32 tunnel_sw_if_index; /* This field remains set in freed pool elts */
44 
46 
47 typedef struct
48 {
50 
51  /* Vector of cross-connect rewrites */
53 
54  /* Pool of xcrw tunnels */
56 
57  /* Tunnel index by tunnel sw_if_index */
59 
60  /* convenience variables */
64 
65 typedef enum
66 {
70 
71 #define foreach_l2_xcrw_error \
72 _(DROP, "Packets dropped") \
73 _(FWD, "Packets forwarded")
74 
75 typedef enum
76 {
77 #define _(sym,str) L2_XCRW_ERROR_##sym,
79 #undef _
82 
84 
85 #endif /* __included_l2_xcrw_h__ */
86 
87 /*
88  * fd.io coding-style-patch-verification: ON
89  *
90  * Local Variables:
91  * eval: (c-set-style "gnu")
92  * End:
93  */
vlib_node_registration_t l2_xcrw_node
(constructor) VLIB_REGISTER_NODE (l2_xcrw_node)
Definition: l2_xcrw.c:242
vlib_main_t * vlib_main
Definition: l2_xcrw.h:61
#define VLIB_BUFFER_PRE_DATA_SIZE
Definition: buffer.h:51
l2_xcrw_error_t
Definition: l2_xcrw.h:75
unsigned int u32
Definition: types.h:88
u32 l2_sw_if_index
Definition: l2_xcrw.h:40
l2_xcrw_tunnel_t * tunnels
Definition: l2_xcrw.h:55
vnet_main_t * vnet_main
Definition: l2_xcrw.h:62
u32 cached_next_index
Definition: l2_xcrw.h:49
#define foreach_l2_xcrw_error
Definition: l2_xcrw.h:71
l2_xcrw_next_t
Definition: l2_xcrw.h:65
struct _vlib_node_registration vlib_node_registration_t
#define vnet_declare_rewrite(total_bytes)
Definition: rewrite.h:108
u64 uword
Definition: types.h:112
u32 tunnel_sw_if_index
Definition: l2_xcrw.h:43
l2_xcrw_adjacency_t * adj_by_sw_if_index
Definition: l2_xcrw.h:52
uword * tunnel_index_by_l2_sw_if_index
Definition: l2_xcrw.h:58