2 *------------------------------------------------------------------
3 * pg_api.c - vnet pg 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/pg/pg.h>
25 #include <vnet/vnet_msg_enum.h>
27 #define vl_typedefs /* define message structures */
28 #include <vnet/vnet_all_api_h.h>
31 #define vl_endianfun /* define message structures */
32 #include <vnet/vnet_all_api_h.h>
35 /* instantiate all the print functions we know about */
36 #define vl_print(handle, ...) vlib_cli_output (handle, __VA_ARGS__)
38 #include <vnet/vnet_all_api_h.h>
41 #include <vlibapi/api_helper_macros.h>
43 #define foreach_pg_api_msg \
44 _ (PG_CREATE_INTERFACE, pg_create_interface) \
45 _ (PG_CREATE_INTERFACE_V2, pg_create_interface_v2) \
46 _ (PG_CAPTURE, pg_capture) \
47 _ (PG_ENABLE_DISABLE, pg_enable_disable) \
48 _ (PG_INTERFACE_ENABLE_DISABLE_COALESCE, \
49 pg_interface_enable_disable_coalesce)
52 vl_api_pg_create_interface_t_handler (vl_api_pg_create_interface_t * mp)
54 vl_api_pg_create_interface_reply_t *rmp;
57 pg_main_t *pg = &pg_main;
59 pg_interface_add_or_get (pg, ntohl (mp->interface_id), mp->gso_enabled,
60 ntohl (mp->gso_size), 0, PG_MODE_ETHERNET);
61 pg_interface_t *pi = pool_elt_at_index (pg->interfaces, pg_if_id);
64 REPLY_MACRO2(VL_API_PG_CREATE_INTERFACE_REPLY,
66 rmp->sw_if_index = ntohl(pi->sw_if_index);
72 vl_api_pg_create_interface_v2_t_handler (vl_api_pg_create_interface_v2_t *mp)
74 vl_api_pg_create_interface_v2_reply_t *rmp;
77 pg_main_t *pg = &pg_main;
79 pg_interface_add_or_get (pg, ntohl (mp->interface_id), mp->gso_enabled,
80 ntohl (mp->gso_size), 0, (u8) mp->mode);
81 pg_interface_t *pi = pool_elt_at_index (pg->interfaces, pg_if_id);
83 REPLY_MACRO2 (VL_API_PG_CREATE_INTERFACE_V2_REPLY,
84 ({ rmp->sw_if_index = ntohl (pi->sw_if_index); }));
88 vl_api_pg_interface_enable_disable_coalesce_t_handler
89 (vl_api_pg_interface_enable_disable_coalesce_t * mp)
91 vl_api_pg_interface_enable_disable_coalesce_reply_t *rmp;
94 VALIDATE_SW_IF_INDEX (mp);
96 u32 sw_if_index = ntohl (mp->sw_if_index);
98 pg_main_t *pg = &pg_main;
99 vnet_main_t *vnm = vnet_get_main ();
100 vnet_hw_interface_t *hw =
101 vnet_get_sup_hw_interface_api_visible_or_null (vnm, sw_if_index);
106 pool_elt_at_index (pg->interfaces, hw->dev_instance);
108 pg_interface_enable_disable_coalesce (pi, mp->coalesce_enabled,
111 rv = VNET_API_ERROR_CANNOT_ENABLE_DISABLE_FEATURE;
115 rv = VNET_API_ERROR_NO_MATCHING_INTERFACE;
118 BAD_SW_IF_INDEX_LABEL;
119 REPLY_MACRO (VL_API_PG_INTERFACE_ENABLE_DISABLE_COALESCE_REPLY);
123 vl_api_pg_capture_t_handler (vl_api_pg_capture_t * mp)
125 vl_api_pg_capture_reply_t *rmp;
128 vnet_main_t *vnm = vnet_get_main ();
129 vnet_interface_main_t *im = &vnm->interface_main;
130 vnet_hw_interface_t *hi = 0;
132 u8 *intf_name = format (0, "pg%d", ntohl (mp->interface_id), 0);
133 vec_terminate_c_string (intf_name);
134 u32 hw_if_index = ~0;
135 uword *p = hash_get_mem (im->hw_interface_by_name, intf_name);
138 vec_free (intf_name);
140 if (hw_if_index != ~0)
142 pg_capture_args_t _a, *a = &_a;
143 char *pcap_file_name =
144 vl_api_from_api_to_new_c_string (&mp->pcap_file_name);
146 hi = vnet_get_sup_hw_interface (vnm, hw_if_index);
147 a->hw_if_index = hw_if_index;
148 a->dev_instance = hi->dev_instance;
149 a->is_enabled = mp->is_enabled;
150 a->pcap_file_name = pcap_file_name;
151 a->count = ntohl (mp->count);
153 clib_error_t *e = pg_capture (a);
156 clib_error_report (e);
157 rv = VNET_API_ERROR_CANNOT_CREATE_PCAP_FILE;
160 vec_free (pcap_file_name);
162 REPLY_MACRO (VL_API_PG_CAPTURE_REPLY);
166 vl_api_pg_enable_disable_t_handler (vl_api_pg_enable_disable_t * mp)
168 vl_api_pg_enable_disable_reply_t *rmp;
171 pg_main_t *pg = &pg_main;
172 u32 stream_index = ~0;
174 int is_enable = mp->is_enabled != 0;
176 if (vl_api_string_len (&mp->stream_name) > 0)
178 u8 *stream_name = vl_api_from_api_to_new_vec (mp, &mp->stream_name);
179 uword *p = hash_get_mem (pg->stream_index_by_name, stream_name);
182 vec_free (stream_name);
185 pg_enable_disable (stream_index, is_enable);
187 REPLY_MACRO (VL_API_PG_ENABLE_DISABLE_REPLY);
190 #define vl_msg_name_crc_list
191 #include <vnet/pg/pg.api.h>
192 #undef vl_msg_name_crc_list
195 setup_message_id_table (api_main_t * am)
197 #define _(id,n,crc) vl_msg_api_add_msg_name_crc (am, #n "_" #crc, id);
198 foreach_vl_msg_name_crc_pg;
202 static clib_error_t *
203 pg_api_hookup (vlib_main_t * vm)
205 api_main_t *am = vlibapi_get_main ();
208 vl_msg_api_set_handlers(VL_API_##N, #n, \
209 vl_api_##n##_t_handler, \
211 vl_api_##n##_t_endian, \
212 vl_api_##n##_t_print, \
213 sizeof(vl_api_##n##_t), 1);
218 * Set up the (msg_name, crc, message-id) table
220 setup_message_id_table (am);
225 VLIB_API_INIT_FUNCTION (pg_api_hookup);
228 * fd.io coding-style-patch-verification: ON
231 * eval: (c-set-style "gnu")