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61 lines
2.3 KiB
61 lines
2.3 KiB
#include <string.h>
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#include "freertos/FreeRTOS.h"
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#include "freertos/task.h"
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#include "esp_system.h"
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#include "esp_wifi.h"
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#include "esp_event.h"
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#include "esp_log.h"
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#include "nvs_flash.h"
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#include "lwip/err.h"
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#include "lwip/sys.h"
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#include "wifi.h"
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#include "common.h"
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static const char *WIFI_LOGGER = "wifi";
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static void wifi_event_handler(void* arg, esp_event_base_t event_base,
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int32_t event_id, void* event_data) {
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if (event_base == WIFI_EVENT && event_id == WIFI_EVENT_STA_START) {
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esp_wifi_connect();
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} else if (event_base == WIFI_EVENT && event_id == WIFI_EVENT_STA_DISCONNECTED) {
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ESP_LOGI(WIFI_LOGGER,"Connection to the AP failed!");
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xEventGroupClearBits(services_event_group, WIFI_CONNECTED_BIT);
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ESP_LOGI(WIFI_LOGGER, "Retrying to connect to the AP...");
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esp_wifi_connect();
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} else if (event_base == IP_EVENT && event_id == IP_EVENT_STA_GOT_IP) {
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ip_event_got_ip_t* event = (ip_event_got_ip_t*) event_data;
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ESP_LOGI(WIFI_LOGGER, "got ip:" IPSTR, IP2STR(&event->ip_info.ip));
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xEventGroupSetBits(services_event_group, WIFI_CONNECTED_BIT);
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}
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}
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void wifi_init_sta(void) {
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ESP_ERROR_CHECK(esp_netif_init());
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ESP_ERROR_CHECK(esp_event_loop_create_default());
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esp_netif_create_default_wifi_sta();
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wifi_init_config_t cfg = WIFI_INIT_CONFIG_DEFAULT();
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ESP_ERROR_CHECK(esp_wifi_init(&cfg));
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esp_event_handler_instance_t instance_any_id;
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esp_event_handler_instance_t instance_got_ip;
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ESP_ERROR_CHECK(esp_event_handler_instance_register(WIFI_EVENT,
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ESP_EVENT_ANY_ID,
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&wifi_event_handler,
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NULL,
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&instance_any_id));
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ESP_ERROR_CHECK(esp_event_handler_instance_register(IP_EVENT,
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IP_EVENT_STA_GOT_IP,
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&wifi_event_handler,
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NULL,
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&instance_got_ip));
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ESP_ERROR_CHECK(esp_wifi_set_mode(WIFI_MODE_STA));
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ESP_ERROR_CHECK(esp_wifi_start());
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ESP_LOGI(WIFI_LOGGER, "wifi_init_sta finished.");
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}
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