2 *------------------------------------------------------------------
3 * interface_api.c - vnet interface api
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:
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 *------------------------------------------------------------------
20 #include <vnet/vnet.h>
21 #include <vlibmemory/api.h>
23 #include <vnet/interface.h>
24 #include <vnet/api_errno.h>
25 #include <vnet/ethernet/ethernet.h>
27 #include <vnet/vnet_msg_enum.h>
29 #define vl_typedefs /* define message structures */
30 #include <vnet/vnet_all_api_h.h>
33 #define vl_endianfun /* define message structures */
34 #include <vnet/vnet_all_api_h.h>
37 /* instantiate all the print functions we know about */
38 #define vl_print(handle, ...) vlib_cli_output (handle, __VA_ARGS__)
40 #include <vnet/vnet_all_api_h.h>
43 #include <vlibapi/api_helper_macros.h>
45 #define foreach_vpe_api_msg \
46 _(SW_INTERFACE_SET_FLAGS, sw_interface_set_flags) \
47 _(SW_INTERFACE_SET_MTU, sw_interface_set_mtu)
50 vl_api_sw_interface_set_flags_t_handler (vl_api_sw_interface_set_flags_t * mp)
52 vl_api_sw_interface_set_flags_reply_t *rmp;
53 vnet_main_t *vnm = vnet_get_main ();
58 VALIDATE_SW_IF_INDEX (mp);
60 flags = mp->admin_up_down ? VNET_SW_INTERFACE_FLAG_ADMIN_UP : 0;
62 error = vnet_sw_interface_set_flags (vnm, ntohl (mp->sw_if_index), flags);
66 clib_error_report (error);
69 BAD_SW_IF_INDEX_LABEL;
70 REPLY_MACRO (VL_API_SW_INTERFACE_SET_FLAGS_REPLY);
74 vl_api_sw_interface_set_mtu_t_handler (vl_api_sw_interface_set_mtu_t * mp)
76 vl_api_sw_interface_set_mtu_reply_t *rmp;
77 vnet_main_t *vnm = vnet_get_main ();
78 u32 flags = ETHERNET_INTERFACE_FLAG_MTU;
79 u32 sw_if_index = ntohl (mp->sw_if_index);
80 u16 mtu = ntohs (mp->mtu);
81 ethernet_main_t *em = ðernet_main;
84 VALIDATE_SW_IF_INDEX (mp);
86 vnet_hw_interface_t *hi = vnet_get_hw_interface (vnm, sw_if_index);
87 ethernet_interface_t *eif = ethernet_get_interface (em, sw_if_index);
91 rv = VNET_API_ERROR_FEATURE_DISABLED;
95 if (mtu < hi->min_supported_packet_bytes)
97 rv = VNET_API_ERROR_INVALID_VALUE;
101 if (mtu > hi->max_supported_packet_bytes)
103 rv = VNET_API_ERROR_INVALID_VALUE;
104 goto bad_sw_if_index;
107 if (hi->max_packet_bytes != mtu)
109 hi->max_packet_bytes = mtu;
110 ethernet_set_flags (vnm, sw_if_index, flags);
113 BAD_SW_IF_INDEX_LABEL;
114 REPLY_MACRO (VL_API_SW_INTERFACE_SET_MTU_REPLY);
120 * Add vpe's API message handlers to the table.
121 * vlib has alread mapped shared memory and
122 * added the client registration handlers.
123 * See .../vlib-api/vlibmemory/memclnt_vlib.c:memclnt_process()
125 #define vl_msg_name_crc_list
126 #include <vnet/vnet_all_api_h.h>
127 #undef vl_msg_name_crc_list
130 setup_message_id_table (api_main_t * am)
132 #define _(id,n,crc) vl_msg_api_add_msg_name_crc (am, #n "_" #crc, id);
133 foreach_vl_msg_name_crc_interface;
137 static clib_error_t *
138 interface_api_hookup (vlib_main_t * vm)
140 api_main_t *am = &api_main;
143 vl_msg_api_set_handlers(VL_API_##N, #n, \
144 vl_api_##n##_t_handler, \
146 vl_api_##n##_t_endian, \
147 vl_api_##n##_t_print, \
148 sizeof(vl_api_##n##_t), 1);
153 * Set up the (msg_name, crc, message-id) table
155 setup_message_id_table (am);
160 VLIB_API_INIT_FUNCTION (interface_api_hookup);
163 * fd.io coding-style-patch-verification: ON
166 * eval: (c-set-style "gnu")