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, svm_queue_t * q, u32 context)
48 vl_api_udp_encap_details_t *mp;
49 fib_table_t *fib_table;
51 mp = vl_msg_api_alloc (sizeof (*mp));
52 memset (mp, 0, sizeof (*mp));
53 mp->_vl_msg_id = ntohs (VL_API_UDP_ENCAP_DETAILS);
54 mp->context = context;
56 mp->is_ip6 = (ue->ue_ip_proto == FIB_PROTOCOL_IP6);
58 if (FIB_PROTOCOL_IP4 == ue->ue_ip_proto)
60 clib_memcpy (mp->src_ip, &ue->ue_hdrs.ip4.ue_ip4.src_address, 4);
61 clib_memcpy (mp->dst_ip, &ue->ue_hdrs.ip4.ue_ip4.dst_address, 4);
62 mp->src_port = htons (ue->ue_hdrs.ip4.ue_udp.src_port);
63 mp->dst_port = htons (ue->ue_hdrs.ip4.ue_udp.dst_port);
67 clib_memcpy (mp->src_ip, &ue->ue_hdrs.ip6.ue_ip6.src_address, 16);
68 clib_memcpy (mp->dst_ip, &ue->ue_hdrs.ip6.ue_ip6.dst_address, 16);
69 mp->src_port = htons (ue->ue_hdrs.ip6.ue_udp.src_port);
70 mp->dst_port = htons (ue->ue_hdrs.ip6.ue_udp.dst_port);
73 fib_table = fib_table_get (ue->ue_fib_index, ue->ue_ip_proto);
74 mp->table_id = htonl (fib_table->ft_table_id);
75 mp->id = htonl (ue->ue_id);
77 vl_msg_api_send_shmem (q, (u8 *) & mp);
81 vl_api_udp_encap_dump_t_handler (vl_api_udp_encap_dump_t * mp,
87 q = vl_api_client_index_to_input_queue (mp->client_index);
92 pool_foreach(ue, udp_encap_pool,
94 send_udp_encap_details(ue, q, mp->context);
100 vl_api_udp_encap_add_del_t_handler (vl_api_udp_encap_add_del_t * mp,
103 vl_api_udp_encap_add_del_reply_t *rmp;
104 ip46_address_t src_ip, dst_ip;
105 u32 fib_index, table_id, ue_id;
106 fib_protocol_t fproto;
109 ue_id = ntohl (mp->id);
110 table_id = ntohl (mp->table_id);
111 fproto = (mp->is_ip6 ? FIB_PROTOCOL_IP6 : FIB_PROTOCOL_IP4);
113 fib_index = fib_table_find (fproto, table_id);
117 rv = VNET_API_ERROR_NO_SUCH_TABLE;
121 if (FIB_PROTOCOL_IP4 == fproto)
123 clib_memcpy (&src_ip.ip4, mp->src_ip, 4);
124 clib_memcpy (&dst_ip.ip4, mp->dst_ip, 4);
128 clib_memcpy (&src_ip.ip6, mp->src_ip, 16);
129 clib_memcpy (&dst_ip.ip6, mp->dst_ip, 16);
134 udp_encap_add_and_lock (ue_id, fproto, fib_index,
136 ntohs (mp->src_port),
137 ntohs (mp->dst_port), UDP_ENCAP_FIXUP_NONE);
141 udp_encap_unlock (ue_id);
145 REPLY_MACRO (VL_API_UDP_ENCAP_ADD_DEL_REPLY);
148 #define vl_msg_name_crc_list
149 #include <vnet/udp/udp.api.h>
150 #undef vl_msg_name_crc_list
153 setup_message_id_table (api_main_t * am)
155 #define _(id,n,crc) vl_msg_api_add_msg_name_crc (am, #n "_" #crc, id);
156 foreach_vl_msg_name_crc_udp;
160 static clib_error_t *
161 udp_api_hookup (vlib_main_t * vm)
163 api_main_t *am = &api_main;
166 vl_msg_api_set_handlers(VL_API_##N, #n, \
167 vl_api_##n##_t_handler, \
169 vl_api_##n##_t_endian, \
170 vl_api_##n##_t_print, \
171 sizeof(vl_api_##n##_t), 1);
176 * Set up the (msg_name, crc, message-id) table
178 setup_message_id_table (am);
183 VLIB_API_INIT_FUNCTION (udp_api_hookup);
186 * fd.io coding-style-patch-verification: ON
189 * eval: (c-set-style "gnu")