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Vector Packet Processing
as.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_srv6_as_h__
16 #define __included_srv6_as_h__
17 
18 #include <vnet/vnet.h>
19 #include <vnet/ip/ip.h>
20 #include <vnet/srv6/sr.h>
21 #include <vnet/srv6/sr_packet.h>
22 
23 #include <vppinfra/error.h>
24 #include <vppinfra/elog.h>
25 
26 #define AS_TYPE_L2 2
27 #define AS_TYPE_IP4 4
28 #define AS_TYPE_IP6 6
29 
30 /*
31  * This is the memory that will be stored per each localsid
32  * the user instantiates
33  */
34 typedef struct
35 {
36  ip46_address_t nh_addr; /**< Proxied device address */
37  u32 sw_if_index_out; /**< Outgoing iface to proxied dev. */
38  u32 nh_adj; /**< Adjacency index for out. iface */
40 
41  u32 sw_if_index_in; /**< Incoming iface from proxied dev. */
42  u8 *rewrite; /**< Headers to be rewritten */
43  ip6_address_t src_addr; /**< Source address to be restored */
44  ip6_address_t *sid_list; /**< SID list to be restored */
45  char *sid_list_str;
46 
49 
50 typedef struct
51 {
52  u16 msg_id_base; /**< API message ID base */
53 
54  vlib_main_t *vlib_main; /**< [convenience] vlib main */
55  vnet_main_t *vnet_main; /**< [convenience] vnet main */
56 
57  dpo_type_t srv6_as_dpo_type; /**< DPO type */
58 
59  u32 srv6_localsid_behavior_id; /**< SRv6 LocalSID behavior number */
60 
61  u32 *sw_iface_localsid2; /**< Retrieve local SID from iface */
62  u32 *sw_iface_localsid4; /**< Retrieve local SID from iface */
63  u32 *sw_iface_localsid6; /**< Retrieve local SID from iface */
64 
65  srv6_as_localsid_t **sids; /**< Pool of AS SID pointers */
66 
67  vlib_combined_counter_main_t valid_counters; /**< Valid rewrite counters */
68  vlib_combined_counter_main_t invalid_counters;/**< Invalid rewrite counters */
70 
72 
75 
76 void srv6_as_dpo_lock (dpo_id_t * dpo);
77 void srv6_as_dpo_unlock (dpo_id_t * dpo);
78 
80 
81 #endif /* __included_srv6_as_h__ */
82 
83 /*
84 * fd.io coding-style-patch-verification: ON
85 *
86 * Local Variables:
87 * eval: (c-set-style "gnu")
88 * End:
89 */
uword( unformat_function_t)(unformat_input_t *input, va_list *args)
Definition: format.h:232
unformat_function_t unformat_srv6_as_localsid
Definition: as.h:74
u32 * sw_iface_localsid4
Retrieve local SID from iface.
Definition: as.h:62
u32 srv6_localsid_behavior_id
SRv6 LocalSID behavior number.
Definition: as.h:59
srv6_as_main_t srv6_as_main
Definition: as.h:71
void srv6_as_dpo_unlock(dpo_id_t *dpo)
Definition: as.c:499
u32 * sw_iface_localsid2
Retrieve local SID from iface.
Definition: as.h:61
dpo_type_t srv6_as_dpo_type
DPO type.
Definition: as.h:57
void srv6_as_dpo_lock(dpo_id_t *dpo)
Definition: as.c:494
u8 *( format_function_t)(u8 *s, va_list *args)
Definition: format.h:48
unsigned char u8
Definition: types.h:56
enum dpo_type_t_ dpo_type_t
Common types of data-path objects New types can be dynamically added using dpo_register_new_type() ...
u8 inner_type
Definition: as.h:39
srv6_as_localsid_t ** sids
Pool of AS SID pointers.
Definition: as.h:65
unsigned int u32
Definition: types.h:88
The identity of a DPO is a combination of its type and its instance number/index of objects of that t...
Definition: dpo.h:168
u32 nh_adj
Adjacency index for out.
Definition: as.h:38
unsigned short u16
Definition: types.h:57
vnet_main_t * vnet_main
[convenience] vnet main
Definition: as.h:55
ip6_address_t * sid_list
SID list to be restored.
Definition: as.h:44
The fine-grained event logger allows lightweight, thread-safe event logging at minimum cost...
u8 * rewrite
Headers to be rewritten.
Definition: as.h:42
ip6_address_t src_addr
Source address to be restored.
Definition: as.h:43
char * sid_list_str
Definition: as.h:45
u32 sw_if_index_out
Outgoing iface to proxied dev.
Definition: as.h:37
vlib_combined_counter_main_t invalid_counters
Invalid rewrite counters.
Definition: as.h:68
u32 sw_if_index_in
Incoming iface from proxied dev.
Definition: as.h:41
format_function_t format_srv6_as_localsid
Definition: as.h:73
ip46_address_t nh_addr
Proxied device address.
Definition: as.h:36
struct _vlib_node_registration vlib_node_registration_t
u16 msg_id_base
API message ID base.
Definition: as.h:52
vlib_main_t * vlib_main
[convenience] vlib main
Definition: as.h:54
vlib_node_registration_t srv6_as_localsid_node
(constructor) VLIB_REGISTER_NODE (srv6_as_localsid_node)
Definition: node.c:241
A collection of combined counters.
Definition: counter.h:188
u32 * sw_iface_localsid6
Retrieve local SID from iface.
Definition: as.h:63
vlib_combined_counter_main_t valid_counters
Valid rewrite counters.
Definition: as.h:67
Segment Routing data structures definitions.