mirror of
https://github.com/espressif/esp-protocols.git
synced 2025-07-20 22:12:27 +02:00
65 lines
1.7 KiB
C
65 lines
1.7 KiB
C
/*
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* SPDX-FileCopyrightText: 2022 Espressif Systems (Shanghai) CO LTD
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*
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* SPDX-License-Identifier: Unlicense OR CC0-1.0
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*/
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#include <stdio.h>
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#include "mdns.h"
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#include "esp_log.h"
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#include "freertos/FreeRTOS.h"
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#include "freertos/task.h"
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static const char *TAG = "mdns-test";
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static void query_mdns_host(const char *host_name)
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{
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ESP_LOGI(TAG, "Query A: %s.local", host_name);
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struct esp_ip4_addr addr;
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addr.addr = 0;
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esp_err_t err = mdns_query_a(host_name, 2000, &addr);
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if (err) {
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if (err == ESP_ERR_NOT_FOUND) {
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ESP_LOGW(TAG, "%x: Host was not found!", (err));
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return;
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}
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ESP_LOGE(TAG, "Query Failed: %x", (err));
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return;
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}
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ESP_LOGI(TAG, "Query A: %s.local resolved to: " IPSTR, host_name, IP2STR(&addr));
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}
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int main(int argc, char *argv[])
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{
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setvbuf(stdout, NULL, _IONBF, 0);
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const esp_netif_inherent_config_t base_cg = { .if_key = "WIFI_STA_DEF", .if_desc = "eth2" };
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esp_netif_config_t cfg = { .base = &base_cg };
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esp_netif_t *sta = esp_netif_new(&cfg);
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mdns_init();
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mdns_hostname_set("myesp");
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ESP_LOGI(TAG, "mdns hostname set to: [%s]", "myesp");
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//set default mDNS instance name
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mdns_instance_name_set("myesp-inst");
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//structure with TXT records
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mdns_txt_item_t serviceTxtData[3] = {
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{"board", "esp32"},
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{"u", "user"},
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{"p", "password"}
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};
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vTaskDelay(1000);
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ESP_ERROR_CHECK(mdns_service_add("myesp-service2", "_http", "_tcp", 80, serviceTxtData, 3));
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vTaskDelay(2000);
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query_mdns_host("david-comp");
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vTaskDelay(2000);
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esp_netif_destroy(sta);
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mdns_free();
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ESP_LOGI(TAG, "Exit");
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return 0;
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}
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