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>
44 #define foreach_pg_api_msg \
45 _(PG_CREATE_INTERFACE, pg_create_interface) \
46 _(PG_CAPTURE, pg_capture) \
47 _(PG_ENABLE_DISABLE, pg_enable_disable)
50 vl_api_pg_create_interface_t_handler (vl_api_pg_create_interface_t * mp)
52 vl_api_pg_create_interface_reply_t *rmp;
55 pg_main_t *pg = &pg_main;
56 u32 pg_if_id = pg_interface_add_or_get (pg, ntohl (mp->interface_id),
58 ntohl (mp->gso_size));
59 pg_interface_t *pi = pool_elt_at_index (pg->interfaces, pg_if_id);
62 REPLY_MACRO2(VL_API_PG_CREATE_INTERFACE_REPLY,
64 rmp->sw_if_index = ntohl(pi->sw_if_index);
70 vl_api_pg_capture_t_handler (vl_api_pg_capture_t * mp)
72 vl_api_pg_capture_reply_t *rmp;
75 vnet_main_t *vnm = vnet_get_main ();
76 vnet_interface_main_t *im = &vnm->interface_main;
77 vnet_hw_interface_t *hi = 0;
79 u8 *intf_name = format (0, "pg%d", ntohl (mp->interface_id), 0);
80 vec_terminate_c_string (intf_name);
82 uword *p = hash_get_mem (im->hw_interface_by_name, intf_name);
87 if (hw_if_index != ~0)
89 pg_capture_args_t _a, *a = &_a;
90 char *pcap_file_name =
91 vl_api_from_api_to_new_c_string (&mp->pcap_file_name);
93 hi = vnet_get_sup_hw_interface (vnm, hw_if_index);
94 a->hw_if_index = hw_if_index;
95 a->dev_instance = hi->dev_instance;
96 a->is_enabled = mp->is_enabled;
97 a->pcap_file_name = pcap_file_name;
98 a->count = ntohl (mp->count);
100 clib_error_t *e = pg_capture (a);
103 clib_error_report (e);
104 rv = VNET_API_ERROR_CANNOT_CREATE_PCAP_FILE;
107 vec_free (pcap_file_name);
109 REPLY_MACRO (VL_API_PG_CAPTURE_REPLY);
113 vl_api_pg_enable_disable_t_handler (vl_api_pg_enable_disable_t * mp)
115 vl_api_pg_enable_disable_reply_t *rmp;
118 pg_main_t *pg = &pg_main;
119 u32 stream_index = ~0;
121 int is_enable = mp->is_enabled != 0;
123 if (vl_api_string_len (&mp->stream_name) > 0)
125 u8 *stream_name = vl_api_from_api_to_new_vec (&mp->stream_name);
126 uword *p = hash_get_mem (pg->stream_index_by_name, stream_name);
129 vec_free (stream_name);
132 pg_enable_disable (stream_index, is_enable);
134 REPLY_MACRO (VL_API_PG_ENABLE_DISABLE_REPLY);
137 #define vl_msg_name_crc_list
138 #include <vnet/pg/pg.api.h>
139 #undef vl_msg_name_crc_list
142 setup_message_id_table (api_main_t * am)
144 #define _(id,n,crc) vl_msg_api_add_msg_name_crc (am, #n "_" #crc, id);
145 foreach_vl_msg_name_crc_pg;
149 static clib_error_t *
150 pg_api_hookup (vlib_main_t * vm)
152 api_main_t *am = vlibapi_get_main ();
155 vl_msg_api_set_handlers(VL_API_##N, #n, \
156 vl_api_##n##_t_handler, \
158 vl_api_##n##_t_endian, \
159 vl_api_##n##_t_print, \
160 sizeof(vl_api_##n##_t), 1);
165 * Set up the (msg_name, crc, message-id) table
167 setup_message_id_table (am);
172 VLIB_API_INIT_FUNCTION (pg_api_hookup);
175 * fd.io coding-style-patch-verification: ON
178 * eval: (c-set-style "gnu")