diff options
Diffstat (limited to 'src/vnet/feature/feature_api.c')
| -rw-r--r-- | src/vnet/feature/feature_api.c | 133 |
1 files changed, 133 insertions, 0 deletions
diff --git a/src/vnet/feature/feature_api.c b/src/vnet/feature/feature_api.c new file mode 100644 index 00000000000..a2c0cedb508 --- /dev/null +++ b/src/vnet/feature/feature_api.c @@ -0,0 +1,133 @@ +/* + *------------------------------------------------------------------ + * 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 = &api_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: + */ |