/* *------------------------------------------------------------------ * netmap_api.c - netmap api * * Copyright (c) 2016 Cisco and/or its affiliates. * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at: * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. *------------------------------------------------------------------ */ #include <vnet/vnet.h> #include <vlibmemory/api.h> #include <vnet/interface.h> #include <vnet/api_errno.h> #include <vnet/devices/netmap/netmap.h> #include <vnet/vnet_msg_enum.h> #define vl_typedefs /* define message structures */ #include <vnet/vnet_all_api_h.h> #undef vl_typedefs #define vl_endianfun /* define message structures */ #include <vnet/vnet_all_api_h.h> #undef vl_endianfun /* instantiate all the print functions we know about */ #define vl_print(handle, ...) vlib_cli_output (handle, __VA_ARGS__) #define vl_printfun #include <vnet/vnet_all_api_h.h> #undef vl_printfun #include <vlibapi/api_helper_macros.h> #define foreach_vpe_api_msg \ _(NETMAP_CREATE, netmap_create) \ _(NETMAP_DELETE, netmap_delete) \ static void vl_api_netmap_create_t_handler (vl_api_netmap_create_t * mp) { vlib_main_t *vm = vlib_get_main (); vl_api_netmap_create_reply_t *rmp; int rv = 0; u8 *if_name = NULL; if_name = format (0, "%s", mp->netmap_if_name); vec_add1 (if_name, 0); rv = netmap_create_if (vm, if_name, mp->use_random_hw_addr ? 0 : mp->hw_addr, mp->is_pipe, mp->is_master, 0); vec_free (if_name); REPLY_MACRO (VL_API_NETMAP_CREATE_REPLY); } static void vl_api_netmap_delete_t_handler (vl_api_netmap_delete_t * mp) { vlib_main_t *vm = vlib_get_main (); vl_api_netmap_delete_reply_t *rmp; int rv = 0; u8 *if_name = NULL; if_name = format (0, "%s", mp->netmap_if_name); vec_add1 (if_name, 0); rv = netmap_delete_if (vm, if_name); vec_free (if_name); REPLY_MACRO (VL_API_NETMAP_DELETE_REPLY); } /* * netmap_api_hookup * Add vpe's API message handlers to the table. * vlib has already mapped shared memory and * added the client registration handlers. * See .../vlib-api/vlibmemory/memclnt_vlib.c:memclnt_process() */ #define vl_msg_name_crc_list #include <vnet/vnet_all_api_h.h> #undef vl_msg_name_crc_list static void setup_message_id_table (api_main_t * am) { #define _(id,n,crc) vl_msg_api_add_msg_name_crc (am, #n "_" #crc, id); foreach_vl_msg_name_crc_netmap; #undef _ } static clib_error_t * netmap_api_hookup (vlib_main_t * vm) { api_main_t *am = vlibapi_get_main (); #define _(N,n) \ vl_msg_api_set_handlers(VL_API_##N, #n, \ vl_api_##n##_t_handler, \ vl_noop_handler, \ vl_api_##n##_t_endian, \ vl_api_##n##_t_print, \ sizeof(vl_api_##n##_t), 1); foreach_vpe_api_msg; #undef _ /* * Set up the (msg_name, crc, message-id) table */ setup_message_id_table (am); return 0; } VLIB_API_INIT_FUNCTION (netmap_api_hookup); /* * fd.io coding-style-patch-verification: ON * * Local Variables: * eval: (c-set-style "gnu") * End: */