2 *------------------------------------------------------------------
3 * dslite_api.c - DS-Lite API
5 * Copyright (c) 2019 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:
10 * http://www.apache.org/licenses/LICENSE-2.0
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 *------------------------------------------------------------------
19 #include <vnet/ip/ip_types_api.h>
20 #include <nat/dslite/dslite.h>
21 #include <nat/dslite/dslite.api_enum.h>
22 #include <nat/dslite/dslite.api_types.h>
23 #include <vnet/ip/ip.h>
24 #include <vnet/fib/fib_table.h>
25 #include <vlibmemory/api.h>
27 #define REPLY_MSG_ID_BASE dm->msg_id_base
28 #include <vlibapi/api_helper_macros.h>
31 vl_api_dslite_set_aftr_addr_t_handler (vl_api_dslite_set_aftr_addr_t * mp)
33 vl_api_dslite_set_aftr_addr_reply_t *rmp;
34 dslite_main_t *dm = &dslite_main;
36 ip6_address_t ip6_addr;
37 ip4_address_t ip4_addr;
39 memcpy (&ip6_addr.as_u8, mp->ip6_addr, 16);
40 memcpy (&ip4_addr.as_u8, mp->ip4_addr, 4);
42 rv = dslite_set_aftr_ip6_addr (dm, &ip6_addr);
44 rv = dslite_set_aftr_ip4_addr (dm, &ip4_addr);
46 REPLY_MACRO (VL_API_DSLITE_SET_AFTR_ADDR_REPLY);
50 vl_api_dslite_get_aftr_addr_t_handler (vl_api_dslite_get_aftr_addr_t * mp)
52 vl_api_dslite_get_aftr_addr_reply_t *rmp;
53 dslite_main_t *dm = &dslite_main;
56 REPLY_MACRO2 (VL_API_DSLITE_GET_AFTR_ADDR_REPLY,
58 memcpy (rmp->ip4_addr, &dm->aftr_ip4_addr.as_u8, 4);
59 memcpy (rmp->ip6_addr, &dm->aftr_ip6_addr.as_u8, 16);
64 vl_api_dslite_set_b4_addr_t_handler (vl_api_dslite_set_b4_addr_t * mp)
66 vl_api_dslite_set_b4_addr_reply_t *rmp;
67 dslite_main_t *dm = &dslite_main;
69 ip6_address_t ip6_addr;
70 ip4_address_t ip4_addr;
72 memcpy (&ip6_addr.as_u8, mp->ip6_addr, 16);
73 memcpy (&ip4_addr.as_u8, mp->ip4_addr, 4);
75 rv = dslite_set_b4_ip6_addr (dm, &ip6_addr);
77 rv = dslite_set_b4_ip4_addr (dm, &ip4_addr);
79 REPLY_MACRO (VL_API_DSLITE_SET_B4_ADDR_REPLY);
83 vl_api_dslite_get_b4_addr_t_handler (vl_api_dslite_get_b4_addr_t * mp)
85 vl_api_dslite_get_b4_addr_reply_t *rmp;
86 dslite_main_t *dm = &dslite_main;
89 REPLY_MACRO2 (VL_API_DSLITE_GET_B4_ADDR_REPLY,
91 memcpy (rmp->ip4_addr, &dm->b4_ip4_addr.as_u8, 4);
92 memcpy (rmp->ip6_addr, &dm->b4_ip6_addr.as_u8, 16);
97 vl_api_dslite_add_del_pool_addr_range_t_handler
98 (vl_api_dslite_add_del_pool_addr_range_t * mp)
100 vl_api_dslite_add_del_pool_addr_range_reply_t *rmp;
101 dslite_main_t *dm = &dslite_main;
103 ip4_address_t this_addr;
104 u32 start_host_order, end_host_order;
108 tmp = (u32 *) mp->start_addr;
109 start_host_order = clib_host_to_net_u32 (tmp[0]);
110 tmp = (u32 *) mp->end_addr;
111 end_host_order = clib_host_to_net_u32 (tmp[0]);
114 // end_host_order < start_host_order
116 count = (end_host_order - start_host_order) + 1;
117 memcpy (&this_addr.as_u8, mp->start_addr, 4);
119 rv = nat_add_del_ip4_pool_addrs (&dm->pool, this_addr, count, mp->is_add, 0);
121 REPLY_MACRO (VL_API_DSLITE_ADD_DEL_POOL_ADDR_RANGE_REPLY);
125 send_dslite_address_details (nat_ip4_pool_addr_t * a,
126 vl_api_registration_t * reg, u32 context)
128 dslite_main_t *dm = &dslite_main;
129 vl_api_dslite_address_details_t *rmp;
131 rmp = vl_msg_api_alloc (sizeof (*rmp));
133 clib_memset (rmp, 0, sizeof (*rmp));
135 rmp->_vl_msg_id = ntohs (VL_API_DSLITE_ADDRESS_DETAILS + dm->msg_id_base);
136 clib_memcpy (rmp->ip_address, &(a->addr), 4);
137 rmp->context = context;
139 vl_api_send_msg (reg, (u8 *) rmp);
143 vl_api_dslite_address_dump_t_handler (vl_api_dslite_address_dump_t * mp)
145 vl_api_registration_t *reg;
146 dslite_main_t *dm = &dslite_main;
147 nat_ip4_pool_addr_t *a;
149 reg = vl_api_client_index_to_registration (mp->client_index);
153 vec_foreach (a, dm->pool.pool_addr)
155 send_dslite_address_details (a, reg, mp->context);
159 /* API definitions */
160 #include <vnet/format_fns.h>
161 #include <nat/dslite/dslite.api.c>
163 /* Set up the API message handling tables */
165 dslite_api_hookup (vlib_main_t * vm)
167 dslite_main_t *dm = &dslite_main;
169 dm->msg_id_base = setup_message_id_table ();