/* * http_static.c - skeleton vpp-api-test plug-in * * Copyright (c) * 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 #include #include #include uword unformat_sw_if_index (unformat_input_t * input, va_list * args); /* Declare message IDs */ #include /* define message structures */ #define vl_typedefs #include #undef vl_typedefs /* declare message handlers for each api */ #define vl_endianfun /* define message structures */ #include #undef vl_endianfun /* instantiate all the print functions we know about */ #define vl_print(handle, ...) #define vl_printfun #include #undef vl_printfun /* Get the API version number. */ #define vl_api_version(n,v) static u32 api_version=(v); #include #undef vl_api_version typedef struct { /* API message ID base */ u16 msg_id_base; vat_main_t *vat_main; } http_static_test_main_t; http_static_test_main_t http_static_test_main; #define __plugin_msg_base http_static_test_main.msg_id_base #include #define foreach_standard_reply_retval_handler \ _(http_static_enable_reply) #define _(n) \ static void vl_api_##n##_t_handler \ (vl_api_##n##_t * mp) \ { \ vat_main_t * vam = http_static_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 \ _(HTTP_STATIC_ENABLE_REPLY, http_static_enable_reply) static int api_http_static_enable (vat_main_t * vam) { unformat_input_t *line_input = vam->input; vl_api_http_static_enable_t *mp; u64 tmp; u8 *www_root = 0; u8 *uri = 0; u32 prealloc_fifos = 0; u32 private_segment_size = 0; u32 fifo_size = 8 << 10; u32 cache_size_limit = 1 << 20; int ret; /* Parse args required to build the message */ while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT) { if (unformat (line_input, "www-root %s", &www_root)) ; else if (unformat (line_input, "prealloc-fifos %d", &prealloc_fifos)) ; else if (unformat (line_input, "private-segment-size %U", unformat_memory_size, &tmp)) { if (tmp >= 0x100000000ULL) { errmsg ("private segment size %llu, too large", tmp); return -99; } private_segment_size = (u32) tmp; } else if (unformat (line_input, "fifo-size %U", unformat_memory_size, &tmp)) { fifo_size = (u32) tmp; } else if (unformat (line_input, "cache-size %U", unformat_memory_size, &tmp)) { if (tmp < (128ULL << 10)) { errmsg ("cache-size must be at least 128kb"); return -99; } cache_size_limit = (u32) tmp; } else if (unformat (line_input, "uri %s", &uri)) ; else { errmsg ("unknown input `%U'", format_unformat_error, line_input); return -99; } } if (www_root == 0) { errmsg ("Must specify www-root"); return -99; } if (www_root == 0) { errmsg ("Must specify www-root"); return -99; } if (uri == 0) uri = format (0, "tcp://0.0.0.0/80%c", 0); /* Construct the API message */ M (HTTP_STATIC_ENABLE, mp); clib_strncpy ((char *) mp->www_root, (char *) www_root, ARRAY_LEN (mp->www_root) - 1); clib_strncpy ((char *) mp->uri, (char *) uri, ARRAY_LEN (mp->uri) - 1); mp->fifo_size = ntohl (fifo_size); mp->cache_size_limit = ntohl (cache_size_limit); mp->prealloc_fifos = ntohl (prealloc_fifos); mp->private_segment_size = ntohl (private_segment_size); /* 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 \ _(http_static_enable, "www-root [prealloc-fios ]\n" \ "[private-segment-size ] [fifo-size ] [uri ]\n") static void http_static_api_hookup (vat_main_t * vam) { http_static_test_main_t *htmp = &http_static_test_main; /* Hook up handlers for replies from the data plane plug-in */ #define _(N,n) \ vl_msg_api_set_handlers((VL_API_##N + htmp->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) { http_static_test_main_t *htmp = &http_static_test_main; u8 *name; htmp->vat_main = vam; /* Ask the vpp engine for the first assigned message-id */ name = format (0, "http_static_%08x%c", api_version, 0); htmp->msg_id_base = vl_client_get_first_plugin_msg_id ((char *) name); if (htmp->msg_id_base != (u16) ~ 0) http_static_api_hookup (vam); vec_free (name); return 0; } /* * fd.io coding-style-patch-verification: ON * * Local Variables: * eval: (c-set-style "gnu") * End: */