151 lines
4.5 KiB
C
151 lines
4.5 KiB
C
// Copyright 2015-2016 Espressif Systems (Shanghai) PTE LTD
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#ifndef __ESP_WPS_H__
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#define __ESP_WPS_H__
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#include <stdint.h>
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#include <stdbool.h>
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#include "esp_err.h"
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#include "esp_wifi_crypto_types.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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/** \defgroup WiFi_APIs WiFi Related APIs
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* @brief WiFi APIs
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*/
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/** @addtogroup WiFi_APIs
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* @{
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*/
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/** \defgroup WPS_APIs WPS APIs
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* @brief ESP32 WPS APIs
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*
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* WPS can only be used when ESP32 station is enabled.
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*
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*/
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/** @addtogroup WPS_APIs
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* @{
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*/
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#define ESP_ERR_WIFI_REGISTRAR (ESP_ERR_WIFI_BASE + 51) /*!< WPS registrar is not supported */
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#define ESP_ERR_WIFI_WPS_TYPE (ESP_ERR_WIFI_BASE + 52) /*!< WPS type error */
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#define ESP_ERR_WIFI_WPS_SM (ESP_ERR_WIFI_BASE + 53) /*!< WPS state machine is not initialized */
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typedef enum wps_type {
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WPS_TYPE_DISABLE = 0,
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WPS_TYPE_PBC,
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WPS_TYPE_PIN,
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WPS_TYPE_MAX,
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} wps_type_t;
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extern const wps_crypto_funcs_t g_wifi_default_wps_crypto_funcs;
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#define WPS_MAX_MANUFACTURER_LEN 65
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#define WPS_MAX_MODEL_NUMBER_LEN 33
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#define WPS_MAX_MODEL_NAME_LEN 33
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#define WPS_MAX_DEVICE_NAME_LEN 33
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typedef struct {
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char manufacturer[WPS_MAX_MANUFACTURER_LEN]; /*!< Manufacturer, null-terminated string. The default manufcturer is used if the string is empty */
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char model_number[WPS_MAX_MODEL_NUMBER_LEN]; /*!< Model number, null-terminated string. The default model number is used if the string is empty */
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char model_name[WPS_MAX_MODEL_NAME_LEN]; /*!< Model name, null-terminated string. The default model name is used if the string is empty */
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char device_name[WPS_MAX_DEVICE_NAME_LEN]; /*!< Device name, null-terminated string. The default device name is used if the string is empty */
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} wps_factory_information_t;
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typedef struct {
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wps_type_t wps_type;
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const wps_crypto_funcs_t *crypto_funcs;
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wps_factory_information_t factory_info;
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} esp_wps_config_t;
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/* C & C++ compilers have different rules about C99-style named initializers */
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#ifdef __cplusplus
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#define WPS_AGG(X) { X }
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#else
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#define WPS_AGG(X) X
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#endif
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#define WPS_CONFIG_INIT_DEFAULT(type) { \
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.wps_type = type, \
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.crypto_funcs = &g_wifi_default_wps_crypto_funcs, \
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.factory_info = { \
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WPS_AGG( .manufacturer = "ESPRESSIF" ), \
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WPS_AGG( .model_number = "ESP32" ), \
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WPS_AGG( .model_name = "ESPRESSIF IOT" ), \
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WPS_AGG( .device_name = "ESP STATION" ), \
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} \
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}
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/**
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* @brief Enable Wi-Fi WPS function.
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*
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* @attention WPS can only be used when ESP32 station is enabled.
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*
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* @param wps_type_t wps_type : WPS type, so far only WPS_TYPE_PBC and WPS_TYPE_PIN is supported
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*
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* @return
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* - ESP_OK : succeed
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* - ESP_ERR_WIFI_WPS_TYPE : wps type is invalid
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* - ESP_ERR_WIFI_WPS_MODE : wifi is not in station mode or sniffer mode is on
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* - ESP_FAIL : wps initialization fails
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*/
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esp_err_t esp_wifi_wps_enable(const esp_wps_config_t *config);
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/**
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* @brief Disable Wi-Fi WPS function and release resource it taken.
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*
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* @param null
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*
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* @return
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* - ESP_OK : succeed
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* - ESP_ERR_WIFI_WPS_MODE : wifi is not in station mode or sniffer mode is on
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*/
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esp_err_t esp_wifi_wps_disable(void);
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/**
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* @brief WPS starts to work.
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*
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* @attention WPS can only be used when ESP32 station is enabled.
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*
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* @param timeout_ms : maximum blocking time before API return.
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* - 0 : non-blocking
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* - 1~120000 : blocking time (not supported in IDF v1.0)
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*
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* @return
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* - ESP_OK : succeed
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* - ESP_ERR_WIFI_WPS_TYPE : wps type is invalid
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* - ESP_ERR_WIFI_WPS_MODE : wifi is not in station mode or sniffer mode is on
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* - ESP_ERR_WIFI_WPS_SM : wps state machine is not initialized
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* - ESP_FAIL : wps initialization fails
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*/
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esp_err_t esp_wifi_wps_start(int timeout_ms);
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/**
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* @}
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*/
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/**
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* @}
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*/
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#ifdef __cplusplus
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}
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#endif
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#endif /* __ESP_WPS_H__ */
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