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esp-idf/components/esp_rom/esp32/include/esp32/rom/aes.h

50 lines
995 B
C

/*
ROM functions for hardware AES support.
It is not recommended to use these functions directly,
use the wrapper functions in esp32/aes.h instead.
*/
/*
* SPDX-FileCopyrightText: 2015-2024 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
#ifndef _ROM_AES_H_
#define _ROM_AES_H_
#include <stdint.h>
#include <stdbool.h>
#ifdef __cplusplus
extern "C" {
#endif
//TODO, add comment for aes apis
enum AES_BITS {
AES128,
AES192,
AES256
};
void ets_aes_enable(void);
void ets_aes_disable(void);
void ets_aes_set_endian(bool key_word_swap, bool key_byte_swap,
bool in_word_swap, bool in_byte_swap,
bool out_word_swap, bool out_byte_swap);
bool ets_aes_setkey_enc(const uint8_t *key, enum AES_BITS bits);
bool ets_aes_setkey_dec(const uint8_t *key, enum AES_BITS bits);
void ets_aes_crypt(const uint8_t input[16], uint8_t output[16]);
#ifdef __cplusplus
}
#endif
#endif /* _ROM_AES_H_ */