vpp - Vector Packet Processing

Age	Commit message (Expand)	Author	Files	Lines
2015-12-08	Initial commit of vpp code.v1.0.0	Ed Warnicke	1	-0/+21

/* *------------------------------------------------------------------ * l2e_api.c - layer 2 emulation 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 <vnet/plugin/plugin.h> #include <vnet/interface.h> #include <vnet/api_errno.h> #include <vpp/app/version.h> #include <l2e/l2e.h> #include <vlibapi/api.h> #include <vlibmemory/api.h> /* define message IDs */ #include <l2e/l2e_msg_enum.h> #define vl_typedefs /* define message structures */ #include <l2e/l2e_all_api_h.h> #undef vl_typedefs #define vl_endianfun /* define message structures */ #include <l2e/l2e_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 <l2e/l2e_all_api_h.h> #undef vl_printfun /* Get the API version number */ #define vl_api_version(n,v) static u32 api_version=(v); #include <l2e/l2e_all_api_h.h> #undef vl_api_version #include <vlibapi/api_helper_macros.h> #define foreach_l2e_api_msg \ _(L2_EMULATION, l2_emulation) #define L2E_MSG_BASE l2em->msg_id_base static void vl_api_l2_emulation_t_handler (vl_api_l2_emulation_t * mp) { l2_emulation_main_t *l2em = &l2_emulation_main; vl_api_l2_emulation_reply_t *rmp; int rv = 0; VALIDATE_SW_IF_INDEX (mp); u32 sw_if_index = ntohl (mp->sw_if_index); if (mp->enable) l2_emulation_enable (sw_if_index); else l2_emulation_disable (sw_if_index); BAD_SW_IF_INDEX_LABEL; REPLY_MACRO (VL_API_L2_EMULATION_REPLY + L2E_MSG_BASE); } /* * l2_api_hookup * Add vpe's API message handlers to the table. * vlib has already mapped shared memory and * added the client registration handlers. * See .../vlib-api/vlibmemory/memclnt_vlib.c:memclnt_process() */ #define vl_msg_name_crc_list #include <l2e/l2e_all_api_h.h> #undef vl_msg_name_crc_list static void setup_message_id_table (api_main_t * am) { l2_emulation_main_t *l2em = &l2_emulation_main; #define _(id,n,crc) \ vl_msg_api_add_msg_name_crc (am, #n "_" #crc, id + L2E_MSG_BASE); foreach_vl_msg_name_crc_l2e; #undef _ } static void l2e_api_hookup (vlib_main_t * vm) { l2_emulation_main_t *l2em = &l2_emulation_main; #define _(N,n) \ vl_msg_api_set_handlers(VL_API_##N + L2E_MSG_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_l2e_api_msg; #undef _ } static clib_error_t * l2e_init (vlib_main_t * vm) { api_main_t *am = &api_main; l2_emulation_main_t *l2em = &l2_emulation_main; u8 *name = format (0, "l2e_%08x%c", api_version, 0); /* Ask for a correctly-sized block of API message decode slots */ l2em->msg_id_base = vl_msg_api_get_msg_ids ((char *) name, VL_MSG_FIRST_AVAILABLE); l2e_api_hookup (vm); /* Add our API messages to the global name_crc hash table */ setup_message_id_table (am); vec_free (name); return (NULL); } VLIB_API_INIT_FUNCTION (l2e_init); /* *INDENT-OFF* */ VLIB_PLUGIN_REGISTER () = { .version = VPP_BUILD_VER, .description = "Layer 2 (L2) Emulation", }; /* *INDENT-ON* */ /* * fd.io coding-style-patch-verification: ON * * Local Variables: * eval: (c-set-style "gnu") * End: */