Function esp_idf_sys::esp_wifi_get_promiscuous

pub unsafe extern "C" fn esp_wifi_get_promiscuous(
    en: *mut bool,
) -> esp_err_t

@brief Get the promiscuous mode.

@param[out] en store the current status of promiscuous mode

@return

• ESP_OK: succeed
• ESP_ERR_WIFI_NOT_INIT: WiFi is not initialized by esp_wifi_init
• ESP_ERR_INVALID_ARG: invalid argument