2 * Copyright (c) 2017 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:
7 * http://www.apache.org/licenses/LICENSE-2.0
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.
16 #include <vnet/vnet.h>
17 #include <vlibmemory/api.h>
19 #include <vnet/udp/udp_encap.h>
20 #include <vnet/fib/fib_table.h>
22 #include <vnet/vnet_msg_enum.h>
24 #define vl_typedefs /* define message structures */
25 #include <vnet/vnet_all_api_h.h>
28 #define vl_endianfun /* define message structures */
29 #include <vnet/vnet_all_api_h.h>
32 /* instantiate all the print functions we know about */
33 #define vl_print(handle, ...) vlib_cli_output (handle, __VA_ARGS__)
35 #include <vnet/vnet_all_api_h.h>
38 #include <vlibapi/api_helper_macros.h>
41 #define foreach_udp_api_msg \
42 _(UDP_ENCAP_ADD_DEL, udp_encap_add_del) \
43 _(UDP_ENCAP_DUMP, udp_encap_dump)
46 send_udp_encap_details (const udp_encap_t * ue, vl_api_registration_t * reg,
49 vl_api_udp_encap_details_t *mp;
50 fib_table_t *fib_table;
52 mp = vl_msg_api_alloc (sizeof (*mp));
53 memset (mp, 0, sizeof (*mp));
54 mp->_vl_msg_id = ntohs (VL_API_UDP_ENCAP_DETAILS);
55 mp->context = context;
57 mp->is_ip6 = (ue->ue_ip_proto == FIB_PROTOCOL_IP6);
59 if (FIB_PROTOCOL_IP4 == ue->ue_ip_proto)
61 clib_memcpy (mp->src_ip, &ue->ue_hdrs.ip4.ue_ip4.src_address, 4);
62 clib_memcpy (mp->dst_ip, &ue->ue_hdrs.ip4.ue_ip4.dst_address, 4);
63 mp->src_port = htons (ue->ue_hdrs.ip4.ue_udp.src_port);
64 mp->dst_port = htons (ue->ue_hdrs.ip4.ue_udp.dst_port);
68 clib_memcpy (mp->src_ip, &ue->ue_hdrs.ip6.ue_ip6.src_address, 16);
69 clib_memcpy (mp->dst_ip, &ue->ue_hdrs.ip6.ue_ip6.dst_address, 16);
70 mp->src_port = htons (ue->ue_hdrs.ip6.ue_udp.src_port);
71 mp->dst_port = htons (ue->ue_hdrs.ip6.ue_udp.dst_port);
74 fib_table = fib_table_get (ue->ue_fib_index, ue->ue_ip_proto);
75 mp->table_id = htonl (fib_table->ft_table_id);
76 mp->id = htonl (ue->ue_id);
78 vl_api_send_msg (reg, (u8 *) mp);
82 vl_api_udp_encap_dump_t_handler (vl_api_udp_encap_dump_t * mp,
85 vl_api_registration_t *reg;
88 reg = vl_api_client_index_to_registration (mp->client_index);
93 pool_foreach(ue, udp_encap_pool,
95 send_udp_encap_details(ue, reg, mp->context);
101 vl_api_udp_encap_add_del_t_handler (vl_api_udp_encap_add_del_t * mp,
104 vl_api_udp_encap_add_del_reply_t *rmp;
105 ip46_address_t src_ip, dst_ip;
106 u32 fib_index, table_id, ue_id;
107 fib_protocol_t fproto;
110 ue_id = ntohl (mp->id);
111 table_id = ntohl (mp->table_id);
112 fproto = (mp->is_ip6 ? FIB_PROTOCOL_IP6 : FIB_PROTOCOL_IP4);
114 fib_index = fib_table_find (fproto, table_id);
118 rv = VNET_API_ERROR_NO_SUCH_TABLE;
122 if (FIB_PROTOCOL_IP4 == fproto)
124 clib_memcpy (&src_ip.ip4, mp->src_ip, 4);
125 clib_memcpy (&dst_ip.ip4, mp->dst_ip, 4);
129 clib_memcpy (&src_ip.ip6, mp->src_ip, 16);
130 clib_memcpy (&dst_ip.ip6, mp->dst_ip, 16);
135 udp_encap_add_and_lock (ue_id, fproto, fib_index,
137 ntohs (mp->src_port),
138 ntohs (mp->dst_port), UDP_ENCAP_FIXUP_NONE);
142 udp_encap_unlock (ue_id);
146 REPLY_MACRO (VL_API_UDP_ENCAP_ADD_DEL_REPLY);
149 #define vl_msg_name_crc_list
150 #include <vnet/udp/udp.api.h>
151 #undef vl_msg_name_crc_list
154 setup_message_id_table (api_main_t * am)
156 #define _(id,n,crc) vl_msg_api_add_msg_name_crc (am, #n "_" #crc, id);
157 foreach_vl_msg_name_crc_udp;
161 static clib_error_t *
162 udp_api_hookup (vlib_main_t * vm)
164 api_main_t *am = &api_main;
167 vl_msg_api_set_handlers(VL_API_##N, #n, \
168 vl_api_##n##_t_handler, \
170 vl_api_##n##_t_endian, \
171 vl_api_##n##_t_print, \
172 sizeof(vl_api_##n##_t), 1);
177 * Set up the (msg_name, crc, message-id) table
179 setup_message_id_table (am);
184 VLIB_API_INIT_FUNCTION (udp_api_hookup);
187 * fd.io coding-style-patch-verification: ON
190 * eval: (c-set-style "gnu")