Function esp_idf_svc::sys::esp_wifi_set_promiscuous_rx_cb

source ยท 
pub unsafe extern "C" fn esp_wifi_set_promiscuous_rx_cb(
    cb: Option<unsafe extern "C" fn(_: *mut c_void, _: u32)>,
) -> i32
Expand description

@brief Register the RX callback function in the promiscuous mode.

Each time a packet is received, the registered callback function will be called.

@param cb callback

@return

  • ESP_OK: succeed
  • ESP_ERR_WIFI_NOT_INIT: WiFi is not initialized by esp_wifi_init