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https://github.com/espressif/esp-idf.git
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282d3c6188
1. Move adding of prefix/postfix to the private key to example code. This is to preserve forward compatibility when more curves are supported. 2. Documentation correction of bootstrapping key configuration.
109 lines
3.3 KiB
C
109 lines
3.3 KiB
C
/*
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* SPDX-FileCopyrightText: 2020-2022 Espressif Systems (Shanghai) CO LTD
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#ifndef ESP_DPP_H
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#define ESP_DPP_H
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#include <stdbool.h>
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#include "esp_err.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define ESP_ERR_DPP_FAILURE (ESP_ERR_WIFI_BASE + 151) /*!< Generic failure during DPP Operation */
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#define ESP_ERR_DPP_TX_FAILURE (ESP_ERR_WIFI_BASE + 152) /*!< DPP Frame Tx failed OR not Acked */
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#define ESP_ERR_DPP_INVALID_ATTR (ESP_ERR_WIFI_BASE + 153) /*!< Encountered invalid DPP Attribute */
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/** @brief Types of Bootstrap Methods for DPP. */
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typedef enum dpp_bootstrap_type {
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DPP_BOOTSTRAP_QR_CODE, /**< QR Code Method */
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DPP_BOOTSTRAP_PKEX, /**< Proof of Knowledge Method */
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DPP_BOOTSTRAP_NFC_URI, /**< NFC URI record Method */
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} esp_supp_dpp_bootstrap_t;
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/** @brief Types of Callback Events received from DPP Supplicant. */
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typedef enum {
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ESP_SUPP_DPP_URI_READY, /**< URI is ready through Bootstrapping */
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ESP_SUPP_DPP_CFG_RECVD, /**< Config received via DPP Authentication */
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ESP_SUPP_DPP_FAIL, /**< DPP Authentication failure */
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} esp_supp_dpp_event_t;
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/**
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* @brief Callback function for receiving DPP Events from Supplicant.
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*
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* Callback function will be called with DPP related information.
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*
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* @param evt DPP event ID
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* @param data Event data payload
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*/
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typedef void (*esp_supp_dpp_event_cb_t)(esp_supp_dpp_event_t evt, void *data);
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/**
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* @brief Initialize DPP Supplicant
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*
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* Starts DPP Supplicant and initializes related Data Structures.
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*
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* @param evt_cb Callback function to receive DPP related events
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*
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* return
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* - ESP_OK: Success
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* - ESP_FAIL: Failure
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*/
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esp_err_t esp_supp_dpp_init(esp_supp_dpp_event_cb_t evt_cb);
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/**
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* @brief De-initalize DPP Supplicant
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*
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* Frees memory from DPP Supplicant Data Structures.
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*/
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void esp_supp_dpp_deinit(void);
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/**
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* @brief Generates Bootstrap Information as an Enrollee.
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*
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* Generates Out Of Band Bootstrap information as an Enrollee which can be
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* used by a DPP Configurator to provision the Enrollee.
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*
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* @param chan_list List of channels device will be available on for listening
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* @param type Bootstrap method type, only QR Code method is supported for now.
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* @param key (Optional) 32 byte Raw Private Key for generating a Bootstrapping Public Key
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* @param info (Optional) Ancilliary Device Information like Serial Number
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*
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* @return
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* - ESP_OK: Success
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* - ESP_FAIL: Failure
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*/
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esp_err_t
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esp_supp_dpp_bootstrap_gen(const char *chan_list, esp_supp_dpp_bootstrap_t type,
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const char *key, const char *info);
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/**
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* @brief Start listening on Channels provided during esp_supp_dpp_bootstrap_gen.
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*
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* Listens on every Channel from Channel List for a pre-defined wait time.
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*
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* @return
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* - ESP_OK: Success
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* - ESP_FAIL: Generic Failure
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* - ESP_ERR_INVALID_STATE: ROC attempted before WiFi is started
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* - ESP_ERR_NO_MEM: Memory allocation failed while posting ROC request
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*/
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esp_err_t esp_supp_dpp_start_listen(void);
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/**
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* @brief Stop listening on Channels.
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*
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* Stops listening on Channels and cancels ongoing listen operation.
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*/
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void esp_supp_dpp_stop_listen(void);
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#ifdef __cplusplus
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}
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#endif
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#endif /* ESP_DPP_H */
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