// Copyright 2019 Espressif Systems (Shanghai) PTE LTD // // Licensed under the Apache License, Version 2.0 (the "License"); // you may not use this file except in compliance with the License. // You may obtain a copy of the License at // http://www.apache.org/licenses/LICENSE-2.0 // // Unless required by applicable law or agreed to in writing, software // distributed under the License is distributed on an "AS IS" BASIS, // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. // See the License for the specific language governing permissions and // limitations under the License. #ifndef __ESP_WPS_H__ #define __ESP_WPS_H__ #include #include #include "esp_err.h" #include "esp_wifi_crypto_types.h" #include "esp_compiler.h" #ifdef __cplusplus extern "C" { #endif /** \defgroup WiFi_APIs WiFi Related APIs * @brief WiFi APIs */ /** @addtogroup WiFi_APIs * @{ */ /** \defgroup WPS_APIs WPS APIs * @brief ESP32 WPS APIs * * WPS can only be used when ESP32 station is enabled. * */ /** @addtogroup WPS_APIs * @{ */ #define ESP_ERR_WIFI_REGISTRAR (ESP_ERR_WIFI_BASE + 51) /*!< WPS registrar is not supported */ #define ESP_ERR_WIFI_WPS_TYPE (ESP_ERR_WIFI_BASE + 52) /*!< WPS type error */ #define ESP_ERR_WIFI_WPS_SM (ESP_ERR_WIFI_BASE + 53) /*!< WPS state machine is not initialized */ typedef enum wps_type { WPS_TYPE_DISABLE = 0, WPS_TYPE_PBC, WPS_TYPE_PIN, WPS_TYPE_MAX, } wps_type_t; #define WPS_MAX_MANUFACTURER_LEN 65 #define WPS_MAX_MODEL_NUMBER_LEN 33 #define WPS_MAX_MODEL_NAME_LEN 33 #define WPS_MAX_DEVICE_NAME_LEN 33 typedef struct { char manufacturer[WPS_MAX_MANUFACTURER_LEN]; /*!< Manufacturer, null-terminated string. The default manufcturer is used if the string is empty */ char model_number[WPS_MAX_MODEL_NUMBER_LEN]; /*!< Model number, null-terminated string. The default model number is used if the string is empty */ char model_name[WPS_MAX_MODEL_NAME_LEN]; /*!< Model name, null-terminated string. The default model name is used if the string is empty */ char device_name[WPS_MAX_DEVICE_NAME_LEN]; /*!< Device name, null-terminated string. The default device name is used if the string is empty */ } wps_factory_information_t; typedef struct { wps_type_t wps_type; wps_factory_information_t factory_info; } esp_wps_config_t; #define WPS_CONFIG_INIT_DEFAULT(type) { \ .wps_type = type, \ .factory_info = { \ ESP_COMPILER_DESIGNATED_INIT_AGGREGATE_TYPE_STR(manufacturer, "ESPRESSIF") \ ESP_COMPILER_DESIGNATED_INIT_AGGREGATE_TYPE_STR(model_number, "ESP32") \ ESP_COMPILER_DESIGNATED_INIT_AGGREGATE_TYPE_STR(model_name, "ESPRESSIF IOT") \ ESP_COMPILER_DESIGNATED_INIT_AGGREGATE_TYPE_STR(device_name, "ESP STATION") \ } \ } /** * @brief Enable Wi-Fi WPS function. * * @attention WPS can only be used when ESP32 station is enabled. * * @param wps_type_t wps_type : WPS type, so far only WPS_TYPE_PBC and WPS_TYPE_PIN is supported * * @return * - ESP_OK : succeed * - ESP_ERR_WIFI_WPS_TYPE : wps type is invalid * - ESP_ERR_WIFI_WPS_MODE : wifi is not in station mode or sniffer mode is on * - ESP_FAIL : wps initialization fails */ esp_err_t esp_wifi_wps_enable(const esp_wps_config_t *config); /** * @brief Disable Wi-Fi WPS function and release resource it taken. * * @param null * * @return * - ESP_OK : succeed * - ESP_ERR_WIFI_WPS_MODE : wifi is not in station mode or sniffer mode is on */ esp_err_t esp_wifi_wps_disable(void); /** * @brief WPS starts to work. * * @attention WPS can only be used when ESP32 station is enabled. * * @param timeout_ms : deprecated: This argument's value will have not effect in functionality of API. * The argument will be removed in future. * The app should start WPS and register for WIFI events to get the status. * WPS status is updated through WPS events. See wifi_event_t enum for more info. * * @return * - ESP_OK : succeed * - ESP_ERR_WIFI_WPS_TYPE : wps type is invalid * - ESP_ERR_WIFI_WPS_MODE : wifi is not in station mode or sniffer mode is on * - ESP_ERR_WIFI_WPS_SM : wps state machine is not initialized * - ESP_FAIL : wps initialization fails */ esp_err_t esp_wifi_wps_start(int timeout_ms); /** * @} */ /** * @} */ #ifdef __cplusplus } #endif #endif /* __ESP_WPS_H__ */