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Vector Packet Processing
tunnel.h
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1 /*
2  * tunnel.h: shared definitions for tunnels.
3  *
4  * Copyright (c) 2019 Cisco and/or its affiliates.
5  * Licensed under the Apache License, Version 2.0 (the "License");
6  * you may not use this file except in compliance with the License.
7  * You may obtain a copy of the License at:
8  *
9  * http://www.apache.org/licenses/LICENSE-2.0
10  *
11  * Unless required by applicable law or agreed to in writing, software
12  * distributed under the License is distributed on an "AS IS" BASIS,
13  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14  * See the License for the specific language governing permissions and
15  * limitations under the License.
16  */
17 
18 #ifndef __TUNNEL_H__
19 #define __TUNNEL_H__
20 
21 #include <vlib/vlib.h>
22 
23 #define foreach_tunnel_mode \
24  _(P2P, "point-to-point") \
25  _(MP, "multi-point") \
26 
27 typedef enum tunnel_mode_t_
28 {
29 #define _(n, s) TUNNEL_MODE_##n,
31 #undef _
32 } __clib_packed tunnel_mode_t;
33 
34 extern u8 *format_tunnel_mode (u8 * s, va_list * args);
35 extern uword unformat_tunnel_mode (unformat_input_t * input, va_list * args);
36 
37 /**
38  * Keep these idenitical to those in ipip.api
39  */
40 #define forech_tunnel_encap_decap_flag \
41  _(NONE, "none", 0x0) \
42  _(ENCAP_COPY_DF, "encap-copy-df", 0x1) \
43  _(ENCAP_SET_DF, "encap-set-df", 0x2) \
44  _(ENCAP_COPY_DSCP, "encap-copy-dscp", 0x4) \
45  _(ENCAP_COPY_ECN, "encap-copy-ecn", 0x8) \
46  _(DECAP_COPY_ECN, "decap-copy-ecn", 0x10)
47 
49 {
50 #define _(a,b,c) TUNNEL_ENCAP_DECAP_FLAG_##a = c,
52 #undef _
53 } __clib_packed tunnel_encap_decap_flags_t;
54 
55 #define TUNNEL_FLAG_MASK (0x1f)
56 
57 extern u8 *format_tunnel_encap_decap_flags (u8 * s, va_list * args);
58 
59 #endif
60 
61 /*
62  * fd.io coding-style-patch-verification: ON
63  *
64  * Local Variables:
65  * eval: (c-set-style "gnu")
66  * End:
67  */
tunnel_mode_t_
Definition: tunnel.h:27
uword unformat_tunnel_mode(unformat_input_t *input, va_list *args)
Definition: tunnel.c:38
unsigned char u8
Definition: types.h:56
tunnel_encap_decap_flags_t_
Definition: tunnel.h:48
#define foreach_tunnel_mode
Definition: tunnel.h:23
struct _unformat_input_t unformat_input_t
enum tunnel_encap_decap_flags_t_ tunnel_encap_decap_flags_t
u8 * format_tunnel_mode(u8 *s, va_list *args)
Definition: tunnel.c:21
u64 uword
Definition: types.h:112
#define forech_tunnel_encap_decap_flag
Keep these idenitical to those in ipip.api.
Definition: tunnel.h:40
u8 * format_tunnel_encap_decap_flags(u8 *s, va_list *args)
Definition: tunnel.c:52
enum tunnel_mode_t_ tunnel_mode_t