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Diffstat (limited to 'src/plugins/cdp/cdp_test.c')
| -rw-r--r-- | src/plugins/cdp/cdp_test.c | 179 |
1 files changed, 179 insertions, 0 deletions
diff --git a/src/plugins/cdp/cdp_test.c b/src/plugins/cdp/cdp_test.c new file mode 100644 index 00000000000..33b54498f7f --- /dev/null +++ b/src/plugins/cdp/cdp_test.c @@ -0,0 +1,179 @@ +/* + * cdp.c - vpp-api-test cdp protocol plug-in + * + * Copyright (c) 2011-2018 by 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 <vat/vat.h> +#include <vlibapi/api.h> +#include <vlibmemory/api.h> +#include <vppinfra/error.h> + +uword unformat_sw_if_index (unformat_input_t * input, va_list * args); + +/* Declare message IDs */ +#include <cdp/cdp_msg_enum.h> + +/* define message structures */ +#define vl_typedefs +#include <cdp/cdp_all_api_h.h> +#undef vl_typedefs + +/* declare message handlers for each api */ + +#define vl_endianfun /* define message structures */ +#include <cdp/cdp_all_api_h.h> +#undef vl_endianfun + +/* instantiate all the print functions we know about */ +#define vl_print(handle, ...) +#define vl_printfun +#include <cdp/cdp_all_api_h.h> +#undef vl_printfun + +/* Get the API version number. */ +#define vl_api_version(n,v) static u32 api_version=(v); +#include <cdp/cdp_all_api_h.h> +#undef vl_api_version + + +typedef struct +{ + /* API message ID base */ + u16 msg_id_base; + vat_main_t *vat_main; +} cdp_test_main_t; + +cdp_test_main_t cdp_test_main; + +#define __plugin_msg_base cdp_test_main.msg_id_base +#include <vlibapi/vat_helper_macros.h> + +#define foreach_standard_reply_retval_handler \ +_(cdp_enable_disable_reply) + +#define _(n) \ + static void vl_api_##n##_t_handler \ + (vl_api_##n##_t * mp) \ + { \ + vat_main_t * vam = cdp_test_main.vat_main; \ + i32 retval = ntohl(mp->retval); \ + if (vam->async_mode) { \ + vam->async_errors += (retval < 0); \ + } else { \ + vam->retval = retval; \ + vam->result_ready = 1; \ + } \ + } +foreach_standard_reply_retval_handler; +#undef _ + +/* + * Table of message reply handlers, must include boilerplate handlers + * we just generated + */ +#define foreach_vpe_api_reply_msg \ +_(CDP_ENABLE_DISABLE_REPLY, cdp_enable_disable_reply) + +static int +api_cdp_enable_disable (vat_main_t * vam) +{ + unformat_input_t *i = vam->input; + int enable_disable = 1; + vl_api_cdp_enable_disable_t *mp; + int ret; + + /* Parse args required to build the message */ + while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT) + { + if (unformat (i, "disable")) + enable_disable = 0; + else if (unformat (i, "enable")) + enable_disable = 1; + else + break; + } + + /* Construct the API message */ + M (CDP_ENABLE_DISABLE, mp); + mp->enable_disable = enable_disable; + + /* send it... */ + S (mp); + + /* Wait for a reply... */ + W (ret); + return ret; +} + +/* + * List of messages that the api test plugin sends, + * and that the data plane plugin processes + */ +#define foreach_vpe_api_msg \ +_(cdp_enable_disable, "enable | disable") + +static void +cdp_api_hookup (vat_main_t * vam) +{ + cdp_test_main_t *sm = &cdp_test_main; + /* Hook up handlers for replies from the data plane plug-in */ +#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_vpe_api_reply_msg; +#undef _ + + /* API messages we can send */ +#define _(n,h) hash_set_mem (vam->function_by_name, #n, api_##n); + foreach_vpe_api_msg; +#undef _ + + /* Help strings */ +#define _(n,h) hash_set_mem (vam->help_by_name, #n, h); + foreach_vpe_api_msg; +#undef _ +} + +clib_error_t * +vat_plugin_register (vat_main_t * vam) +{ + cdp_test_main_t *sm = &cdp_test_main; + u8 *name; + + sm->vat_main = vam; + + /* Ask the vpp engine for the first assigned message-id */ + name = format (0, "cdp_%08x%c", api_version, 0); + sm->msg_id_base = vl_client_get_first_plugin_msg_id ((char *) name); + + if (sm->msg_id_base != (u16) ~ 0) + cdp_api_hookup (vam); + + vec_free (name); + + return 0; +} + +/* + * fd.io coding-style-patch-verification: ON + * + * Local Variables: + * eval: (c-set-style "gnu") + * End: + */ |