/* *------------------------------------------------------------------ * punt_api.c - Punt 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/ip/punt.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_punt_api_msg \ _(PUNT, punt) \ _(PUNT_SOCKET_REGISTER, punt_socket_register) \ _(PUNT_SOCKET_DEREGISTER, punt_socket_deregister) static void vl_api_punt_t_handler (vl_api_punt_t * mp) { vl_api_punt_reply_t *rmp; vlib_main_t *vm = vlib_get_main (); int rv = 0; clib_error_t *error; error = vnet_punt_add_del (vm, mp->ipv, mp->l4_protocol, ntohs (mp->l4_port), mp->is_add); if (error) { rv = -1; clib_error_report (error); } REPLY_MACRO (VL_API_PUNT_REPLY); } static void vl_api_punt_socket_register_t_handler (vl_api_punt_socket_register_t * mp) { vl_api_punt_socket_register_reply_t *rmp; vlib_main_t *vm = vlib_get_main (); int rv = 0; clib_error_t *error; vl_api_registration_t *reg; error = vnet_punt_socket_add (vm, ntohl (mp->header_version), mp->is_ip4, mp->l4_protocol, ntohs (mp->l4_port), (char *) mp->pathname); if (error) { rv = -1; clib_error_report (error); } reg = vl_api_client_index_to_registration (mp->client_index); if (!reg) return; rmp = vl_msg_api_alloc (sizeof (*rmp)); rmp->_vl_msg_id = htons (VL_API_PUNT_SOCKET_REGISTER_REPLY); rmp->context = mp->context; rmp->retval = htonl (rv); char *p = vnet_punt_get_server_pathname (); /* Abstract pathnames start with \0 */ memcpy ((char *) rmp->pathname, p, sizeof (rmp->pathname)); vl_api_send_msg (reg, (u8 *) rmp); } static void vl_api_punt_socket_deregister_t_handler (vl_api_punt_socket_deregister_t * mp) { vl_api_punt_socket_deregister_reply_t *rmp; vlib_main_t *vm = vlib_get_main (); int rv = 0; clib_error_t *error; vl_api_registration_t *reg; error = vnet_punt_socket_del (vm, mp->is_ip4, mp->l4_protocol, ntohs (mp->l4_port)); if (error) { rv = -1; clib_error_report (error); } reg = vl_api_client_index_to_registration (mp->client_index); if (!reg) return; rmp = vl_msg_api_alloc (sizeof (*rmp)); rmp->_vl_msg_id = htons (VL_API_PUNT_SOCKET_DEREGISTER_REPLY); rmp->context = mp->context; rmp->retval = htonl (rv); vl_api_send_msg (reg, (u8 *) rmp); } #define vl_msg_name_crc_list #include <vnet/ip/punt.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_punt; #undef _ } static clib_error_t * punt_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_punt_api_msg; #undef _ /* * Set up the (msg_name, crc, message-id) table */ setup_message_id_table (am); return 0; } VLIB_API_INIT_FUNCTION (punt_api_hookup); /* * fd.io coding-style-patch-verification: ON * * Local Variables: * eval: (c-set-style "gnu") * End: */