/* *------------------------------------------------------------------ * feature_api.c - vnet feature 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/feature/feature.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_feature_api_msg \ _(FEATURE_ENABLE_DISABLE, feature_enable_disable) static void vl_api_feature_enable_disable_t_handler (vl_api_feature_enable_disable_t * mp) { vl_api_feature_enable_disable_reply_t *rmp; int rv = 0; VALIDATE_SW_IF_INDEX (mp); u8 *arc_name = format (0, "%s%c", mp->arc_name, 0); u8 *feature_name = format (0, "%s%c", mp->feature_name, 0); vec_terminate_c_string (arc_name); vec_terminate_c_string (feature_name); vnet_feature_registration_t *reg = vnet_get_feature_reg ((const char *) arc_name, (const char *) feature_name); if (reg == 0) rv = VNET_API_ERROR_INVALID_VALUE; else { u32 sw_if_index = ntohl (mp->sw_if_index); clib_error_t *error = 0; if (reg->enable_disable_cb) error = reg->enable_disable_cb (sw_if_index, mp->enable); if (!error) vnet_feature_enable_disable ((const char *) arc_name, (const char *) feature_name, sw_if_index, mp->enable, 0, 0); else { clib_error_report (error); rv = VNET_API_ERROR_CANNOT_ENABLE_DISABLE_FEATURE; } } vec_free (feature_name); vec_free (arc_name); BAD_SW_IF_INDEX_LABEL; REPLY_MACRO (VL_API_FEATURE_ENABLE_DISABLE_REPLY); } #define vl_msg_name_crc_list #include <vnet/feature/feature.api.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_feature; #undef _ } static clib_error_t * feature_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_feature_api_msg; #undef _ /* * Set up the (msg_name, crc, message-id) table */ setup_message_id_table (am); return 0; } VLIB_API_INIT_FUNCTION (feature_api_hookup); /* * fd.io coding-style-patch-verification: ON * * Local Variables: * eval: (c-set-style "gnu") * End: */