wifi_prov_mgr_config_t::scheme_event_handler field

Event handler required by the scheme for incorporating scheme specific behavior while provisioning manager is running. Various options may be provided by the scheme for setting this field. Use WIFI_PROV_EVENT_HANDLER_NONE when not used. When using scheme wifi_prov_scheme_ble, the following options are available: - WIFI_PROV_SCHEME_BLE_EVENT_HANDLER_FREE_BTDM - WIFI_PROV_SCHEME_BLE_EVENT_HANDLER_FREE_BLE - WIFI_PROV_SCHEME_BLE_EVENT_HANDLER_FREE_BT