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添加智能灯固件代码

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kerwincui
2021-07-13 17:14:51 +08:00
parent 332f74dd17
commit ecc0b91b8b
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154
firmware/esp-idf/wumei-smart-firmware/examples/wifi/scan/main/scan.c Normal file
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/* Scan Example
This example code is in the Public Domain (or CC0 licensed, at your option.)
Unless required by applicable law or agreed to in writing, this
software is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
CONDITIONS OF ANY KIND, either express or implied.
*/
/*
This example shows how to scan for available set of APs.
*/
#include <string.h>
#include "freertos/FreeRTOS.h"
#include "freertos/event_groups.h"
#include "esp_wifi.h"
#include "esp_log.h"
#include "esp_event.h"
#include "nvs_flash.h"
#define DEFAULT_SCAN_LIST_SIZE CONFIG_EXAMPLE_SCAN_LIST_SIZE
static const char *TAG = "scan";
static void print_auth_mode(int authmode)
{
switch (authmode) {
case WIFI_AUTH_OPEN:
ESP_LOGI(TAG, "Authmode \tWIFI_AUTH_OPEN");
break;
case WIFI_AUTH_WEP:
ESP_LOGI(TAG, "Authmode \tWIFI_AUTH_WEP");
break;
case WIFI_AUTH_WPA_PSK:
ESP_LOGI(TAG, "Authmode \tWIFI_AUTH_WPA_PSK");
break;
case WIFI_AUTH_WPA2_PSK:
ESP_LOGI(TAG, "Authmode \tWIFI_AUTH_WPA2_PSK");
break;
case WIFI_AUTH_WPA_WPA2_PSK:
ESP_LOGI(TAG, "Authmode \tWIFI_AUTH_WPA_WPA2_PSK");
break;
case WIFI_AUTH_WPA2_ENTERPRISE:
ESP_LOGI(TAG, "Authmode \tWIFI_AUTH_WPA2_ENTERPRISE");
break;
case WIFI_AUTH_WPA3_PSK:
ESP_LOGI(TAG, "Authmode \tWIFI_AUTH_WPA3_PSK");
break;
case WIFI_AUTH_WPA2_WPA3_PSK:
ESP_LOGI(TAG, "Authmode \tWIFI_AUTH_WPA2_WPA3_PSK");
break;
default:
ESP_LOGI(TAG, "Authmode \tWIFI_AUTH_UNKNOWN");
break;
}
}
static void print_cipher_type(int pairwise_cipher, int group_cipher)
{
switch (pairwise_cipher) {
case WIFI_CIPHER_TYPE_NONE:
ESP_LOGI(TAG, "Pairwise Cipher \tWIFI_CIPHER_TYPE_NONE");
break;
case WIFI_CIPHER_TYPE_WEP40:
ESP_LOGI(TAG, "Pairwise Cipher \tWIFI_CIPHER_TYPE_WEP40");
break;
case WIFI_CIPHER_TYPE_WEP104:
ESP_LOGI(TAG, "Pairwise Cipher \tWIFI_CIPHER_TYPE_WEP104");
break;
case WIFI_CIPHER_TYPE_TKIP:
ESP_LOGI(TAG, "Pairwise Cipher \tWIFI_CIPHER_TYPE_TKIP");
break;
case WIFI_CIPHER_TYPE_CCMP:
ESP_LOGI(TAG, "Pairwise Cipher \tWIFI_CIPHER_TYPE_CCMP");
break;
case WIFI_CIPHER_TYPE_TKIP_CCMP:
ESP_LOGI(TAG, "Pairwise Cipher \tWIFI_CIPHER_TYPE_TKIP_CCMP");
break;
default:
ESP_LOGI(TAG, "Pairwise Cipher \tWIFI_CIPHER_TYPE_UNKNOWN");
break;
}
switch (group_cipher) {
case WIFI_CIPHER_TYPE_NONE:
ESP_LOGI(TAG, "Group Cipher \tWIFI_CIPHER_TYPE_NONE");
break;
case WIFI_CIPHER_TYPE_WEP40:
ESP_LOGI(TAG, "Group Cipher \tWIFI_CIPHER_TYPE_WEP40");
break;
case WIFI_CIPHER_TYPE_WEP104:
ESP_LOGI(TAG, "Group Cipher \tWIFI_CIPHER_TYPE_WEP104");
break;
case WIFI_CIPHER_TYPE_TKIP:
ESP_LOGI(TAG, "Group Cipher \tWIFI_CIPHER_TYPE_TKIP");
break;
case WIFI_CIPHER_TYPE_CCMP:
ESP_LOGI(TAG, "Group Cipher \tWIFI_CIPHER_TYPE_CCMP");
break;
case WIFI_CIPHER_TYPE_TKIP_CCMP:
ESP_LOGI(TAG, "Group Cipher \tWIFI_CIPHER_TYPE_TKIP_CCMP");
break;
default:
ESP_LOGI(TAG, "Group Cipher \tWIFI_CIPHER_TYPE_UNKNOWN");
break;
}
}
/* Initialize Wi-Fi as sta and set scan method */
static void wifi_scan(void)
{
ESP_ERROR_CHECK(esp_netif_init());
ESP_ERROR_CHECK(esp_event_loop_create_default());
esp_netif_t *sta_netif = esp_netif_create_default_wifi_sta();
assert(sta_netif);
wifi_init_config_t cfg = WIFI_INIT_CONFIG_DEFAULT();
ESP_ERROR_CHECK(esp_wifi_init(&cfg));
uint16_t number = DEFAULT_SCAN_LIST_SIZE;
wifi_ap_record_t ap_info[DEFAULT_SCAN_LIST_SIZE];
uint16_t ap_count = 0;
memset(ap_info, 0, sizeof(ap_info));
ESP_ERROR_CHECK(esp_wifi_set_mode(WIFI_MODE_STA));
ESP_ERROR_CHECK(esp_wifi_start());
ESP_ERROR_CHECK(esp_wifi_scan_start(NULL, true));
ESP_ERROR_CHECK(esp_wifi_scan_get_ap_records(&number, ap_info));
ESP_ERROR_CHECK(esp_wifi_scan_get_ap_num(&ap_count));
ESP_LOGI(TAG, "Total APs scanned = %u", ap_count);
for (int i = 0; (i < DEFAULT_SCAN_LIST_SIZE) && (i < ap_count); i++) {
ESP_LOGI(TAG, "SSID \t\t%s", ap_info[i].ssid);
ESP_LOGI(TAG, "RSSI \t\t%d", ap_info[i].rssi);
print_auth_mode(ap_info[i].authmode);
if (ap_info[i].authmode != WIFI_AUTH_WEP) {
print_cipher_type(ap_info[i].pairwise_cipher, ap_info[i].group_cipher);
}
ESP_LOGI(TAG, "Channel \t\t%d\n", ap_info[i].primary);
}
}
void app_main(void)
{
// Initialize NVS
esp_err_t ret = nvs_flash_init();
if (ret == ESP_ERR_NVS_NO_FREE_PAGES || ret == ESP_ERR_NVS_NEW_VERSION_FOUND) {
ESP_ERROR_CHECK(nvs_flash_erase());
ret = nvs_flash_init();
}
ESP_ERROR_CHECK( ret );
wifi_scan();
}