diff options
Diffstat (limited to 'src/plugins/sctp/sctp_api.c')
| -rw-r--r-- | src/plugins/sctp/sctp_api.c | 158 |
1 files changed, 158 insertions, 0 deletions
diff --git a/src/plugins/sctp/sctp_api.c b/src/plugins/sctp/sctp_api.c new file mode 100644 index 00000000000..7702d340aae --- /dev/null +++ b/src/plugins/sctp/sctp_api.c @@ -0,0 +1,158 @@ +/* + *------------------------------------------------------------------ + * sctp_api.c - sctp-layer API + * + * Copyright (c) 2018 SUSE LLC. + * 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 <vlib/vlib.h> +#include <vlibapi/api.h> +#include <vlibmemory/api.h> + +#include <sctp/sctp.h> + +#include <sctp/sctp_msg_enum.h> + +#define vl_typedefs /* define message structures */ +#include <sctp/sctp_all_api_h.h> +#undef vl_typedefs + +#define vl_endianfun /* define message structures */ +#include <sctp/sctp_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 <sctp/sctp_all_api_h.h> +#undef vl_printfun + +#define vl_api_version(n,v) static u32 api_version=(v); +#include <sctp/sctp_all_api_h.h> +#undef vl_api_version + +#define REPLY_MSG_ID_BASE sctp_main.msg_id_base +#include <vlibapi/api_helper_macros.h> + +#define foreach_sctp_plugin_api_msg \ +_(SCTP_ADD_SRC_DST_CONNECTION, sctp_add_src_dst_connection) \ +_(SCTP_DEL_SRC_DST_CONNECTION, sctp_del_src_dst_connection) \ +_(SCTP_CONFIG, sctp_config) + +static void + vl_api_sctp_add_src_dst_connection_t_handler + (vl_api_sctp_add_src_dst_connection_t * mp) +{ + vlib_main_t *vm = vlib_get_main (); + vl_api_sctp_add_src_dst_connection_reply_t *rmp; + int rv; + + if (mp->is_ipv6) + rv = sctp_sub_connection_add_ip6 + (vm, + (ip6_address_t *) mp->src_address, (ip6_address_t *) mp->dst_address); + else + rv = sctp_sub_connection_add_ip4 + (vm, + (ip4_address_t *) mp->src_address, (ip4_address_t *) mp->dst_address); + + REPLY_MACRO (VL_API_SCTP_ADD_SRC_DST_CONNECTION_REPLY); +} + +static void + vl_api_sctp_del_src_dst_connection_t_handler + (vl_api_sctp_del_src_dst_connection_t * mp) +{ + vl_api_sctp_del_src_dst_connection_reply_t *rmp; + int rv; + + if (mp->is_ipv6) + rv = sctp_sub_connection_del_ip6 + ((ip6_address_t *) mp->src_address, (ip6_address_t *) mp->dst_address); + else + rv = sctp_sub_connection_del_ip4 + ((ip4_address_t *) mp->src_address, (ip4_address_t *) mp->dst_address); + + REPLY_MACRO (VL_API_SCTP_ADD_SRC_DST_CONNECTION_REPLY); +} + +static void +vl_api_sctp_config_t_handler (vl_api_sctp_config_t * mp) +{ + sctp_user_configuration_t config; + vl_api_sctp_config_reply_t *rmp; + int rv; + + config.never_delay_sack = mp->never_delay_sack; + config.never_bundle = mp->never_bundle; + rv = sctp_configure (config); + + REPLY_MACRO (VL_API_SCTP_CONFIG_REPLY); +} + +#define vl_msg_name_crc_list +#include <sctp/sctp_all_api_h.h> +#undef vl_msg_name_crc_list + +static void +setup_message_id_table (sctp_main_t * sm, api_main_t * am) +{ +#define _(id,n,crc) \ + vl_msg_api_add_msg_name_crc (am, #n "_" #crc, id + sm->msg_id_base); + foreach_vl_msg_name_crc_sctp; +#undef _ +} + +clib_error_t * +sctp_plugin_api_hookup (vlib_main_t * vm) +{ + sctp_main_t *sm = &sctp_main; + api_main_t *am = &api_main; + u8 *name; + + /* Construct the API name */ + name = format (0, "sctp_%08x%c", api_version, 0); + + /* Ask for a correctly-sized block of API message decode slots */ + sctp_main.msg_id_base = vl_msg_api_get_msg_ids + ((char *) name, VL_MSG_FIRST_AVAILABLE); + +#define _(N,n) \ + vl_msg_api_set_handlers((VL_API_##N + sm->msg_id_base), \ + #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_sctp_plugin_api_msg; +#undef _ + + /* + * Set up the (msg_name, crc, message-id) table + */ + setup_message_id_table (sm, am); + vec_free (name); + + return 0; +} + +/* + * fd.io coding-style-patch-verification: ON + * + * Local Variables: + * eval: (c-set-style "gnu") + * End: + */ |