mirror of
https://github.com/tnn2/esp-idf-libssh.git
synced 2026-02-07 02:39:49 +09:00
51 lines
1.9 KiB
C
51 lines
1.9 KiB
C
#include <string.h>
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#include "freertos/FreeRTOS.h"
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#include "freertos/event_groups.h"
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#include "esp_wifi.h"
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#include "example.h"
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static EventGroupHandle_t wifi_event_group;
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const int CONNECTED_BIT = BIT0;
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const int DISCONNECTED_BIT = BIT1;
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static void got_ip_handler(void* arg, esp_event_base_t event_base,
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int32_t event_id, void* event_data)
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{
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xEventGroupClearBits(wifi_event_group, DISCONNECTED_BIT);
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xEventGroupSetBits(wifi_event_group, CONNECTED_BIT);
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}
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static void disconnect_handler(void* arg, esp_event_base_t event_base,
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int32_t event_id, void* event_data)
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{
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esp_wifi_connect();
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xEventGroupClearBits(wifi_event_group, CONNECTED_BIT);
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xEventGroupSetBits(wifi_event_group, DISCONNECTED_BIT);
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}
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void initialize_wifi(void)
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{
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tcpip_adapter_init();
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wifi_event_group = xEventGroupCreate();
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ESP_ERROR_CHECK( esp_event_loop_create_default() );
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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_ERROR_CHECK( esp_event_handler_register(WIFI_EVENT, WIFI_EVENT_STA_DISCONNECTED, &disconnect_handler, NULL) );
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ESP_ERROR_CHECK( esp_event_handler_register(IP_EVENT, IP_EVENT_STA_GOT_IP, &got_ip_handler, NULL) );
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ESP_ERROR_CHECK( esp_wifi_set_storage(WIFI_STORAGE_RAM) );
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ESP_ERROR_CHECK( esp_wifi_set_mode(WIFI_MODE_NULL) );
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ESP_ERROR_CHECK( esp_wifi_start() );
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}
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void wifi_sta_join(const char* ssid, const char* pass)
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{
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wifi_config_t wifi_config = { 0 };
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strlcpy((char*) wifi_config.sta.ssid, ssid, sizeof(wifi_config.sta.ssid));
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strlcpy((char*) wifi_config.sta.password, pass, sizeof(wifi_config.sta.password));
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ESP_ERROR_CHECK( esp_wifi_set_mode(WIFI_MODE_STA) );
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ESP_ERROR_CHECK( esp_wifi_set_config(ESP_IF_WIFI_STA, &wifi_config) );
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ESP_ERROR_CHECK( esp_wifi_connect() );
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xEventGroupWaitBits(wifi_event_group, CONNECTED_BIT, 0, 1, 5000/portTICK_RATE_MS);
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}
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