83 lines
2.4 KiB
C
83 lines
2.4 KiB
C
/*
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* ESPRESSIF MIT License
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*
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* Copyright (c) 2020 <ESPRESSIF SYSTEMS (SHANGHAI) PTE LTD>
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*
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* Permission is hereby granted for use on ESPRESSIF SYSTEMS products only, in which case,
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* it is free of charge, to any person obtaining a copy of this software and associated
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* documentation files (the "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the Software is furnished
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* to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all copies or
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* substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
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* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
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* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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*/
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#ifndef ESP_MFI_AES_H_
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#define ESP_MFI_AES_H_
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#include <stdint.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define MFI_AES_CTR_SIZE 16
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typedef void* esp_mfi_aes_ctr_t;
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/**
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* @brief Create AES context
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*
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* @return pointer of the AES context
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*/
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esp_mfi_aes_ctr_t esp_mfi_aes_ctr_new(void);
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/**
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* @brief Initialize AES context, including the key and nonce
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*
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* @param incontext pointer of the AES context
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* @param inkey AES key
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* @param innonce AES nonce
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*
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* @return
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* - 0 : succeed
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* - others : fail
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*/
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int esp_mfi_aes_ctr_init(esp_mfi_aes_ctr_t incontext, const uint8_t inkey[MFI_AES_CTR_SIZE], const uint8_t innonce[MFI_AES_CTR_SIZE]);
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/**
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* @brief Update AES context
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*
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* @param incontext AES context point
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* @param insrc pointer of the source data to be updated
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* @param insrclen source data length
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* @param indst pointer of the updated data
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*
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* @return
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* - 0 : succeed
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* - others : fail
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*/
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int esp_mfi_aes_ctr_update(esp_mfi_aes_ctr_t incontext, const void *insrc, uint16_t insrclen, void *indst);
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/**
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* @brief Destroy AES context pointer
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*
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* @param incontext pointer of the AES context
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*/
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void esp_mfi_aes_ctr_final(esp_mfi_aes_ctr_t incontext);
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#ifdef __cplusplus
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}
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#endif
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#endif /* ESP_MFI_AES_H_ */
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