stm32wbxx_crypto_pkc.h

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/**
 * @file stm32wbxx_crypto_pkc.h
 * @brief STM32WB public-key hardware accelerator (PKA)
 *
 * @section License
 *
 * SPDX-License-Identifier: GPL-2.0-or-later
 *
 * Copyright (C) 2010-2024 Oryx Embedded SARL. All rights reserved.
 *
 * This file is part of CycloneCRYPTO Open.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 *
 * @author Oryx Embedded SARL (www.oryx-embedded.com)
 * @version 2.4.0
 **/
 
#ifndef _STM32WBXX_CRYPTO_PKC_H
#define _STM32WBXX_CRYPTO_PKC_H
 
//Dependencies
#include "core/crypto.h"
 
//Public-key hardware accelerator
#ifndef STM32WBXX_CRYPTO_PKC_SUPPORT
   #define STM32WBXX_CRYPTO_PKC_SUPPORT DISABLED
#elif (STM32WBXX_CRYPTO_PKC_SUPPORT != ENABLED && STM32WBXX_CRYPTO_PKC_SUPPORT != DISABLED)
   #error STM32WBXX_CRYPTO_PKC_SUPPORT parameter is not valid
#endif
 
//Maximum RSA operand size, in bits
#define PKA_MAX_ROS 3136
//Maximum ECC operand size, in bits
#define PKA_MAX_EOS 640
 
//PKA operation modes
#define PKA_CR_MODE_MODULAR_EXP      0x00
#define PKA_CR_MODE_MONTGOMERY_PARAM 0x01
#define PKA_CR_MODE_MODULAR_EXP_FAST 0x02
#define PKA_CR_MODE_RSA_CRT_EXP      0x07
#define PKA_CR_MODE_MODULAR_INV      0x08
#define PKA_CR_MODE_ARITHMETIC_ADD   0x09
#define PKA_CR_MODE_ARITHMETIC_SUB   0x0A
#define PKA_CR_MODE_ARITHMETIC_MUL   0x0B
#define PKA_CR_MODE_COMPARISON       0x0C
#define PKA_CR_MODE_MODULAR_RED      0x0D
#define PKA_CR_MODE_MODULAR_ADD      0x0E
#define PKA_CR_MODE_MODULAR_SUB      0x0F
#define PKA_CR_MODE_MONTGOMERY_MUL   0x10
#define PKA_CR_MODE_ECC_MUL          0x20
#define PKA_CR_MODE_ECC_MUL_FAST     0x22
#define PKA_CR_MODE_ECDSA_SIGN       0x24
#define PKA_CR_MODE_ECDSA_VERIFY     0x26
#define PKA_CR_MODE_POINT_CHECK      0x28
 
//PKA status codes
#define PKA_STATUS_SUCCESS 0x00000000
#define PKA_STATUS_INVALID 0xFFFFFFFF
 
//C++ guard
#ifdef __cplusplus
extern "C" {
#endif
 
//PKA related functions
error_t pkaInit(void);
 
//C++ guard
#ifdef __cplusplus
}
#endif
 
#endif