FD.io VPP  v18.04-17-g3a0d853
Vector Packet Processing
p2p_ethernet_api.c
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1 /*
2  *------------------------------------------------------------------
3  * p2p_ethernet_api.c - p2p ethernet api
4  *
5  * Copyright (c) 2016 Cisco and/or its affiliates.
6  * Licensed under the Apache License, Version 2.0 (the "License");
7  * you may not use this file except in compliance with the License.
8  * You may obtain a copy of the License at:
9  *
10  * http://www.apache.org/licenses/LICENSE-2.0
11  *
12  * Unless required by applicable law or agreed to in writing, software
13  * distributed under the License is distributed on an "AS IS" BASIS,
14  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15  * See the License for the specific language governing permissions and
16  * limitations under the License.
17  *------------------------------------------------------------------
18  */
19 
20 #include <vnet/vnet.h>
21 #include <vlibmemory/api.h>
22 
23 #include <vnet/vnet_msg_enum.h>
25 
26 #define vl_typedefs /* define message structures */
27 #include <vnet/vnet_all_api_h.h>
28 #undef vl_typedefs
29 
30 #define vl_endianfun /* define message structures */
31 #include <vnet/vnet_all_api_h.h>
32 #undef vl_endianfun
33 
34 /* instantiate all the print functions we know about */
35 #define vl_print(handle, ...) vlib_cli_output (handle, __VA_ARGS__)
36 #define vl_printfun
37 #include <vnet/vnet_all_api_h.h>
38 #undef vl_printfun
39 
41 
42 #define foreach_vpe_api_msg \
43 _(P2P_ETHERNET_ADD, p2p_ethernet_add) \
44 _(P2P_ETHERNET_DEL, p2p_ethernet_del)
45 
46 void
48 {
51  int rv;
52 
53  u32 parent_if_index = htonl (mp->parent_if_index);
54  u32 sub_id = htonl (mp->subif_id);
55  u32 p2pe_if_index;
56  u8 remote_mac[6];
57 
58  clib_memcpy (remote_mac, mp->remote_mac, 6);
59  rv =
60  p2p_ethernet_add_del (vm, parent_if_index, remote_mac, sub_id, 1,
61  &p2pe_if_index);
62 
63  /* *INDENT-OFF* */
64  REPLY_MACRO2(VL_API_P2P_ETHERNET_ADD_REPLY,
65  ({
66  rmp->sw_if_index = htonl(p2pe_if_index);
67  }));
68  /* *INDENT-ON* */
69 }
70 
71 void
73 {
76  int rv;
77 
78  u32 parent_if_index = htonl (mp->parent_if_index);
79  u8 remote_mac[6];
80 
81  clib_memcpy (remote_mac, mp->remote_mac, 6);
82  rv = p2p_ethernet_add_del (vm, parent_if_index, remote_mac, ~0, 0, 0);
83 
84  REPLY_MACRO (VL_API_P2P_ETHERNET_DEL_REPLY);
85 }
86 
87 /*
88  * p2p_ethernet_api_hookup
89  * Add vpe's API message handlers to the table.
90  * vlib has alread mapped shared memory and
91  * added the client registration handlers.
92  * See .../vlib-api/vlibmemory/memclnt_vlib.c:memclnt_process()
93  */
94 #define vl_msg_name_crc_list
95 #include <vnet/vnet_all_api_h.h>
96 #undef vl_msg_name_crc_list
97 
98 static void
100 {
101 #define _(id,n,crc) vl_msg_api_add_msg_name_crc (am, #n "_" #crc, id);
102  foreach_vl_msg_name_crc_p2p_ethernet;
103 #undef _
104 }
105 
106 static clib_error_t *
108 {
109  api_main_t *am = &api_main;
110 
111 #define _(N,n) \
112  vl_msg_api_set_handlers(VL_API_##N, #n, \
113  vl_api_##n##_t_handler, \
114  vl_noop_handler, \
115  vl_api_##n##_t_endian, \
116  vl_api_##n##_t_print, \
117  sizeof(vl_api_##n##_t), 1);
119 #undef _
120 
121  /*
122  * Set up the (msg_name, crc, message-id) table
123  */
125 
126  return 0;
127 }
128 
130 
131 /*
132  * fd.io coding-style-patch-verification: ON
133  *
134  * Local Variables:
135  * eval: (c-set-style "gnu")
136  * End:
137  */
void vl_api_p2p_ethernet_del_t_handler(vl_api_p2p_ethernet_del_t *mp)
#define REPLY_MACRO2(t, body)
static void setup_message_id_table(api_main_t *am)
VLIB_API_INIT_FUNCTION(p2p_ethernet_api_hookup)
int p2p_ethernet_add_del(vlib_main_t *vm, u32 parent_if_index, u8 *client_mac, u32 p2pe_subif_id, int is_add, u32 *p2pe_if_index)
Definition: p2p_ethernet.c:50
#define REPLY_MACRO(t)
API main structure, used by both vpp and binary API clients.
Definition: api_common.h:199
vlib_main_t * vm
Definition: buffer.c:294
#define clib_memcpy(a, b, c)
Definition: string.h:75
unsigned int u32
Definition: types.h:88
#define foreach_vpe_api_msg
static vlib_main_t * vlib_get_main(void)
Definition: global_funcs.h:23
void vl_api_p2p_ethernet_add_t_handler(vl_api_p2p_ethernet_add_t *mp)
unsigned char u8
Definition: types.h:56
static clib_error_t * p2p_ethernet_api_hookup(vlib_main_t *vm)
api_main_t api_main
Definition: api_shared.c:35