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50 lines
995 B
C
50 lines
995 B
C
/*
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ROM functions for hardware AES support.
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It is not recommended to use these functions directly,
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use the wrapper functions in esp32/aes.h instead.
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*/
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/*
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* SPDX-FileCopyrightText: 2015-2024 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 _ROM_AES_H_
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#define _ROM_AES_H_
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#include <stdint.h>
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#include <stdbool.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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//TODO, add comment for aes apis
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enum AES_BITS {
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AES128,
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AES192,
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AES256
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};
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void ets_aes_enable(void);
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void ets_aes_disable(void);
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void ets_aes_set_endian(bool key_word_swap, bool key_byte_swap,
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bool in_word_swap, bool in_byte_swap,
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bool out_word_swap, bool out_byte_swap);
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bool ets_aes_setkey_enc(const uint8_t *key, enum AES_BITS bits);
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bool ets_aes_setkey_dec(const uint8_t *key, enum AES_BITS bits);
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void ets_aes_crypt(const uint8_t input[16], uint8_t output[16]);
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#ifdef __cplusplus
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}
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#endif
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#endif /* _ROM_AES_H_ */
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