lwIP
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Outline
#include <string.h>
#include "esp_ping.h"
#include "lwip/ip_addr.h"
_ping_option
ping_option_info
esp_ping_set_target(ping_target_id_t, void *, uint32_t)
esp_ping_get_target(ping_target_id_t, void *, uint32_t)
esp_ping_result(uint8_t, uint16_t, uint32_t)
Files
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SourceVuESP-IDF Framework and ExampleslwIPapps/ping/esp_ping.c
 
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/* * SPDX-FileCopyrightText: 2019-2021 Espressif Systems (Shanghai) CO LTD * * SPDX-License-Identifier: Apache-2.0 *//* ... */ #include <string.h> #include "esp_ping.h" #include "lwip/ip_addr.h" typedef struct _ping_option { ip_addr_t ping_target; uint32_t ping_count; uint32_t ping_rcv_timeout; uint32_t ping_delay; uint32_t interface; size_t ping_data_len; uint16_t ping_id; u8_t ping_tos; u8_t ping_ttl; esp_ping_found_fn ping_res_fn; esp_ping_found ping_res; void *ping_reserve; }{ ... } ping_option; static ping_option ping_option_info[1]; esp_err_t esp_ping_set_target(ping_target_id_t opt_id, void *opt_val, uint32_t opt_len) { esp_err_t ret = ESP_OK; if (opt_val == NULL) { return ESP_ERR_PING_INVALID_PARAMS; }{...} switch (opt_id) { case PING_TARGET_IP_ADDRESS: ipaddr_aton(opt_val, &(ping_option_info->ping_target)); break;... case PING_TARGET_IP_ADDRESS_COUNT: ESP_PING_CHECK_OPTLEN(opt_len, uint32_t); ping_option_info->ping_count = *(uint32_t *)opt_val; break;... case PING_TARGET_IF_INDEX: ESP_PING_CHECK_OPTLEN(opt_len, uint32_t); ping_option_info->interface = *(uint32_t *)opt_val; break;... case PING_TARGET_RCV_TIMEO: ESP_PING_CHECK_OPTLEN(opt_len, uint32_t); ping_option_info->ping_rcv_timeout = (*(uint32_t *)opt_val); break;... case PING_TARGET_DELAY_TIME: ESP_PING_CHECK_OPTLEN(opt_len, uint32_t); ping_option_info->ping_delay = (*(uint32_t *)opt_val); break;... case PING_TARGET_DATA_LEN: ESP_PING_CHECK_OPTLEN(opt_len, size_t); ping_option_info->ping_data_len = (*(size_t *)opt_val); break;... case PING_TARGET_ID: ESP_PING_CHECK_OPTLEN(opt_len, uint16_t); ping_option_info->ping_id = *(uint16_t *)opt_val; break;... case PING_TARGET_IP_TOS: ESP_PING_CHECK_OPTLEN(opt_len, u8_t); ping_option_info->ping_tos = *(u8_t *)opt_val; break;... case PING_TARGET_RES_FN: ping_option_info->ping_res_fn = opt_val; break;... case PING_TARGET_RES_RESET: memset(&ping_option_info->ping_res, 0, sizeof(ping_option_info->ping_res)); break;... default: ret = ESP_ERR_PING_INVALID_PARAMS; break;... }{...} return ret; }{ ... } esp_err_t esp_ping_get_target(ping_target_id_t opt_id, void *opt_val, uint32_t opt_len) { esp_err_t ret = ESP_OK; if (opt_val == NULL) { return ESP_ERR_PING_INVALID_PARAMS; }{...} switch (opt_id) { case PING_TARGET_IP_ADDRESS: ip_addr_copy(*(ip_addr_t*)opt_val, ping_option_info->ping_target); break;... case PING_TARGET_IP_ADDRESS_COUNT: ESP_PING_CHECK_OPTLEN(opt_len, uint32_t); *(uint32_t *)opt_val = ping_option_info->ping_count; break;... case PING_TARGET_IF_INDEX: ESP_PING_CHECK_OPTLEN(opt_len, uint32_t); *(uint32_t *)opt_val = ping_option_info->interface; break;... case PING_TARGET_RCV_TIMEO: ESP_PING_CHECK_OPTLEN(opt_len, uint32_t); *(uint32_t *)opt_val = ping_option_info->ping_rcv_timeout; break;... case PING_TARGET_DELAY_TIME: ESP_PING_CHECK_OPTLEN(opt_len, uint32_t); *(uint32_t *)opt_val = ping_option_info->ping_delay; break;... case PING_TARGET_DATA_LEN: ESP_PING_CHECK_OPTLEN(opt_len, size_t); *(size_t *)opt_val = ping_option_info->ping_data_len; break;... case PING_TARGET_ID: ESP_PING_CHECK_OPTLEN(opt_len, uint16_t); *(uint16_t *)opt_val = ping_option_info->ping_id; break;... case PING_TARGET_IP_TOS: ESP_PING_CHECK_OPTLEN(opt_len, uint16_t); *(uint16_t *)opt_val = ping_option_info->ping_tos; break;... default: ret = ESP_ERR_PING_INVALID_PARAMS; break;... }{...} return ret; }{ ... } esp_err_t esp_ping_result(uint8_t res_val, uint16_t ping_len, uint32_t ping_time) { esp_err_t ret = ESP_OK; ping_option_info->ping_res.ping_err = res_val; if (res_val != PING_RES_FINISH) { ping_option_info->ping_res.bytes = ping_len; ping_option_info->ping_res.resp_time = ping_time; ping_option_info->ping_res.total_bytes += ping_len; ping_option_info->ping_res.send_count ++; if (res_val == PING_RES_TIMEOUT) { ping_option_info->ping_res.timeout_count ++; }{...} else { if (!ping_option_info->ping_res.min_time || (ping_time < ping_option_info->ping_res.min_time)) { ping_option_info->ping_res.min_time = ping_time; }{...} if (ping_time > ping_option_info->ping_res.max_time) { ping_option_info->ping_res.max_time = ping_time; }{...} ping_option_info->ping_res.total_time += ping_time; ping_option_info->ping_res.recv_count ++; }{...} }{...} if (ping_option_info->ping_res_fn) { ping_option_info->ping_res_fn(PING_TARGET_RES_FN, &ping_option_info->ping_res); if (res_val == PING_RES_FINISH) { memset(&ping_option_info->ping_res, 0, sizeof(esp_ping_found)); }{...} }{...} return ret; }{ ... }
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