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examples/wifi: use esp_event library to handle events

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This commit is contained in:
Ivan Grokhotkov
2018-11-20 18:26:53 +08:00
parent 11355c4162
commit b4056560c0
10 changed files with 192 additions and 220 deletions
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36
examples/wifi/scan/main/scan.c
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@@ -25,7 +25,7 @@
#include "freertos/event_groups.h"
#include "esp_wifi.h"
#include "esp_log.h"
#include "esp_event_loop.h"
#include "esp_event.h"
#include "nvs_flash.h"
/*Set the SSID and Password via "make menuconfig"*/
@@ -68,36 +68,32 @@
static const char *TAG = "scan";
static esp_err_t event_handler(void *ctx, system_event_t *event)
static void event_handler(void* arg, esp_event_base_t event_base,
int32_t event_id, void* event_data)
{
switch (event->event_id) {
case SYSTEM_EVENT_STA_START:
ESP_LOGI(TAG, "SYSTEM_EVENT_STA_START");
ESP_ERROR_CHECK(esp_wifi_connect());
break;
case SYSTEM_EVENT_STA_GOT_IP:
ESP_LOGI(TAG, "SYSTEM_EVENT_STA_GOT_IP");
ESP_LOGI(TAG, "Got IP: %s\n",
ip4addr_ntoa(&event->event_info.got_ip.ip_info.ip));
break;
case SYSTEM_EVENT_STA_DISCONNECTED:
ESP_LOGI(TAG, "SYSTEM_EVENT_STA_DISCONNECTED");
ESP_ERROR_CHECK(esp_wifi_connect());
break;
default:
break;
if (event_base == WIFI_EVENT && event_id == WIFI_EVENT_STA_START) {
esp_wifi_connect();
} else if (event_base == WIFI_EVENT && event_id == WIFI_EVENT_STA_DISCONNECTED) {
esp_wifi_connect();
} else if (event_base == IP_EVENT && event_id == IP_EVENT_STA_GOT_IP) {
ip_event_got_ip_t* event = (ip_event_got_ip_t*) event_data;
ESP_LOGI(TAG, "got ip: %s", ip4addr_ntoa(&event->ip_info.ip));
}
return ESP_OK;
}
/* Initialize Wi-Fi as sta and set scan method */
static void wifi_scan(void)
{
tcpip_adapter_init();
ESP_ERROR_CHECK(esp_event_loop_init(event_handler, NULL));
ESP_ERROR_CHECK(esp_event_loop_create_default());
wifi_init_config_t cfg = WIFI_INIT_CONFIG_DEFAULT();
ESP_ERROR_CHECK(esp_wifi_init(&cfg));
ESP_ERROR_CHECK(esp_event_handler_register(WIFI_EVENT, ESP_EVENT_ANY_ID, &event_handler, NULL));
ESP_ERROR_CHECK(esp_event_handler_register(IP_EVENT, IP_EVENT_STA_GOT_IP, &event_handler, NULL));
wifi_config_t wifi_config = {
.sta = {
.ssid = DEFAULT_SSID,