OVMS3-idf/components/esp32/include/esp_wps.h
2020-01-31 05:57:58 +00:00

151 lines
4.5 KiB
C

// Copyright 2015-2016 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 <stdint.h>
#include <stdbool.h>
#include "esp_err.h"
#include "esp_wifi_crypto_types.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;
extern const wps_crypto_funcs_t g_wifi_default_wps_crypto_funcs;
#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;
const wps_crypto_funcs_t *crypto_funcs;
wps_factory_information_t factory_info;
} esp_wps_config_t;
/* C & C++ compilers have different rules about C99-style named initializers */
#ifdef __cplusplus
#define WPS_AGG(X) { X }
#else
#define WPS_AGG(X) X
#endif
#define WPS_CONFIG_INIT_DEFAULT(type) { \
.wps_type = type, \
.crypto_funcs = &g_wifi_default_wps_crypto_funcs, \
.factory_info = { \
WPS_AGG( .manufacturer = "ESPRESSIF" ), \
WPS_AGG( .model_number = "ESP32" ), \
WPS_AGG( .model_name = "ESPRESSIF IOT" ), \
WPS_AGG( .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 : maximum blocking time before API return.
* - 0 : non-blocking
* - 1~120000 : blocking time (not supported in IDF v1.0)
*
* @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__ */