Wi-Fi 扫描结束后,扫描的结果会存储在 ESP32 分配的动态存储器内部,当我们调用 esp_wifi_scan_get_ap_records(uint16_t *number,wifi_ap_record_t*ap_records) 时,会返回所存储的 ap 信息,这时也会释放内部分配的存储。 扫描记录包含在包含 wifi_ap_record_t 结构的一个示例,如下所示: /** @brief Des...
wifi_ap_record_t ap_info[DEFAULT_SCAN_LIST_SIZE]; memset(ap_info, 0, sizeof(ap_info)); esp_wifi_scan_get_ap_records(&number, ap_info); esp_wifi_scan_get_ap_num(&ap_count); ESP_LOGI(TAG, "Total APs scanned = %d", ap_count); for (int i = 0; (i < DEFAULT_SCAN_LIST_S...
if(!ap_record) { ap_record = malloc(san_num *sizeof(wifi_ap_record_t)); } if(!ap_record){printf("内存分配错误,等待下次扫描\r\n");scan_t = 50;break;} printf("扫描到:%d个ap信息\r\n",san_num); if(esp_wifi_scan_get_ap_records(&san_num,ap_record) != ESP_OK) { printf...
I (12177961) wifi:connected with TEST-AP, aid = 1, channel 6, 40D, bssid = 18:a6:f7:ab:ca:66 I (12177961) wifi:security: WPA2-PSK, phy: bgn, rssi: -31 I (12177964) wifi:pm start, type: 1 I (12177986) wifi:AP's beacon interval = 102400 us, DTIM period = 1 I (12178708...
rvm_hal_wifi_ap_record_t *ap_records; if (g_wifi_scan_sem) tls_os_sem_release(g_wifi_scan_sem); if (g_evt_func) { if (g_evt_func->scan_compeleted) { buf = malloc(buflen); if (NULL == buf) { LOGE(TAG, "scan malloc failed..."); ...
6:ap_num;int8_t rssi = RSSI_MIN;int8_t p;char str[50];#if 0for(int i = 0;i < ap_num;i++){printf(“mac = %.2x:%.2x:%.2x:%.2x:%.2x:%.2x ,”,p_scan_list.ap_record[i].bssid[0],p_scan_list.ap_record[i].bssid[1],p_scan_list.ap_record[i].bssid[2],p_...
Many research works have addressed the problem of providing mobile users with a seamless handover to avoid losing connectivity while moving to uncovered areas or gaps among WiFi access points (AP). The criteria of choosing the target network to which to perform the handover are of great ...
* @param ap_records wifi_ap_record_t array to hold the found APs * * @return * - ESP_OK: succeed * - ESP_ERR_WIFI_NOT_INIT: WiFi is not initialized by esp_wifi_init * - ESP_ERR_WIFI_NOT_STARTED: WiFi is not started by esp_wifi_start ...
// 获取可用 Wi-Fi 热点数量esp_wifi_scan_get_ap_num(&ap_num);if(ap_num==0){// 如果没有可用 Wi-Fi 热点,输出提示信息ESP_LOGI(TAG,"No AP found");return;}// 分配内存空间存储 Wi-Fi 热点信息ap_records=(wifi_ap_record_t*)malloc(sizeof(wifi_ap_record_t)*ap_num);if(!ap_records...
esp_wifi_scan_start(constwifi_scan_config_t*config,bool block)//扫描AP以蹭网/* 推荐最大扫描时间为1500ms */esp_wifi_scan_stop()//在途中停止扫描esp_wifi_scan_get_ap_num(uint16_t*number)//获得最后一次扫描得到的AP号码esp_wifi_scan_get_ap_records(uint16_t*number,wifi_ap_record_t*ap_...