Line data    Source code

       1             : /*
       2             :  *------------------------------------------------------------------
       3             :  * feature_api.c - vnet feature api
       4             :  *
       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:
       9             :  *
      10             :  *     http://www.apache.org/licenses/LICENSE-2.0
      11             :  *
      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             :  *------------------------------------------------------------------
      18             :  */
      19             : 
      20             : #include <vnet/vnet.h>
      21             : #include <vlibmemory/api.h>
      22             : #include <vnet/feature/feature.h>
      23             : 
      24             : #include <vnet/feature/feature.api_enum.h>
      25             : #include <vnet/feature/feature.api_types.h>
      26             : 
      27             : #define REPLY_MSG_ID_BASE msg_id_base
      28             : #include <vlibapi/api_helper_macros.h>
      29             : 
      30             : static u16 msg_id_base;
      31             : 
      32             : static void
      33           8 : vl_api_feature_enable_disable_t_handler (vl_api_feature_enable_disable_t * mp)
      34             : {
      35             :   vl_api_feature_enable_disable_reply_t *rmp;
      36           8 :   int rv = 0;
      37             : 
      38           8 :   VALIDATE_SW_IF_INDEX (mp);
      39             : 
      40           8 :   u8 *arc_name = format (0, "%s%c", mp->arc_name, 0);
      41           8 :   u8 *feature_name = format (0, "%s%c", mp->feature_name, 0);
      42             : 
      43           8 :   vec_terminate_c_string (arc_name);
      44           8 :   vec_terminate_c_string (feature_name);
      45             : 
      46             :   vnet_feature_registration_t *reg =
      47           8 :     vnet_get_feature_reg ((const char *) arc_name,
      48             :                           (const char *) feature_name);
      49           8 :   if (reg == 0)
      50           0 :     rv = VNET_API_ERROR_INVALID_VALUE;
      51             :   else
      52             :     {
      53           8 :       u32 sw_if_index = ntohl (mp->sw_if_index);
      54           8 :       clib_error_t *error = 0;
      55             : 
      56           8 :       if (reg->enable_disable_cb)
      57           0 :         error = reg->enable_disable_cb (sw_if_index, mp->enable);
      58           8 :       if (!error)
      59           8 :         vnet_feature_enable_disable ((const char *) arc_name,
      60             :                                      (const char *) feature_name,
      61           8 :                                      sw_if_index, mp->enable, 0, 0);
      62             :       else
      63             :         {
      64           0 :           clib_error_report (error);
      65           0 :           rv = VNET_API_ERROR_CANNOT_ENABLE_DISABLE_FEATURE;
      66             :         }
      67             :     }
      68             : 
      69           8 :   vec_free (feature_name);
      70           8 :   vec_free (arc_name);
      71             : 
      72           8 :   BAD_SW_IF_INDEX_LABEL;
      73             : 
      74           8 :   REPLY_MACRO (VL_API_FEATURE_ENABLE_DISABLE_REPLY);
      75             : }
      76             : 
      77             : #include <vnet/feature/feature.api.c>
      78             : 
      79             : static clib_error_t *
      80         559 : feature_api_hookup (vlib_main_t * vm)
      81             : {
      82             :   /*
      83             :    * Set up the (msg_name, crc, message-id) table
      84             :    */
      85         559 :   msg_id_base = setup_message_id_table ();
      86             : 
      87         559 :   return 0;
      88             : }
      89             : 
      90       17359 : VLIB_API_INIT_FUNCTION (feature_api_hookup);
      91             : 
      92             : /*
      93             :  * fd.io coding-style-patch-verification: ON
      94             :  *
      95             :  * Local Variables:
      96             :  * eval: (c-set-style "gnu")
      97             :  * End:
      98             :  */