mirror of
https://github.com/Fledge68/WiiFlow_Lite.git
synced 2024-12-05 01:24:19 +01:00
165 lines
4.9 KiB
C
165 lines
4.9 KiB
C
/* stm32.h
|
|
*
|
|
* Copyright (C) 2006-2020 wolfSSL Inc.
|
|
*
|
|
* This file is part of wolfSSL.
|
|
*
|
|
* wolfSSL 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.
|
|
*
|
|
* wolfSSL 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 02110-1335, USA
|
|
*/
|
|
|
|
#ifndef _WOLFPORT_STM32_H_
|
|
#define _WOLFPORT_STM32_H_
|
|
|
|
/* Generic STM32 Hashing and Crypto Functions */
|
|
/* Supports CubeMX HAL or Standard Peripheral Library */
|
|
|
|
#include <libwolfssl/wolfcrypt/settings.h>
|
|
#include <libwolfssl/wolfcrypt/types.h>
|
|
|
|
#ifdef STM32_HASH
|
|
|
|
#define WOLFSSL_NO_HASH_RAW
|
|
|
|
#ifdef HASH_DIGEST
|
|
/* The HASH_DIGEST register indicates SHA224/SHA256 support */
|
|
#define STM32_HASH_SHA2
|
|
#define HASH_CR_SIZE 54
|
|
#define HASH_MAX_DIGEST 32
|
|
#else
|
|
#define HASH_CR_SIZE 50
|
|
#define HASH_MAX_DIGEST 20
|
|
#endif
|
|
|
|
/* Handle hash differences between CubeMX and StdPeriLib */
|
|
#if !defined(HASH_ALGOMODE_HASH) && defined(HASH_AlgoMode_HASH)
|
|
#define HASH_ALGOMODE_HASH HASH_AlgoMode_HASH
|
|
#endif
|
|
#if !defined(HASH_DATATYPE_8B) && defined(HASH_DataType_8b)
|
|
#define HASH_DATATYPE_8B HASH_DataType_8b
|
|
#endif
|
|
#ifndef HASH_STR_NBW
|
|
#define HASH_STR_NBW HASH_STR_NBLW
|
|
#endif
|
|
|
|
#ifndef STM32_HASH_TIMEOUT
|
|
#define STM32_HASH_TIMEOUT 0xFFFF
|
|
#endif
|
|
|
|
|
|
/* STM32 register size in bytes */
|
|
#define STM32_HASH_REG_SIZE 4
|
|
|
|
/* STM32 Hash Context */
|
|
typedef struct {
|
|
/* Context switching registers */
|
|
uint32_t HASH_IMR;
|
|
uint32_t HASH_STR;
|
|
uint32_t HASH_CR;
|
|
uint32_t HASH_CSR[HASH_CR_SIZE];
|
|
|
|
/* Hash state / buffers */
|
|
word32 buffer[STM32_HASH_REG_SIZE / sizeof(word32)]; /* partial word buffer */
|
|
word32 buffLen; /* partial word remain */
|
|
word32 loLen; /* total update bytes
|
|
(only lsb 6-bits is used for nbr valid bytes in last word) */
|
|
} STM32_HASH_Context;
|
|
|
|
|
|
/* API's */
|
|
void wc_Stm32_Hash_Init(STM32_HASH_Context* stmCtx);
|
|
int wc_Stm32_Hash_Update(STM32_HASH_Context* stmCtx, word32 algo,
|
|
const byte* data, int len);
|
|
int wc_Stm32_Hash_Final(STM32_HASH_Context* stmCtx, word32 algo,
|
|
byte* hash, int digestSize);
|
|
|
|
#endif /* STM32_HASH */
|
|
|
|
|
|
#ifdef STM32_CRYPTO
|
|
|
|
#ifndef NO_AES
|
|
#if !defined(STM32_CRYPTO_AES_GCM) && (defined(WOLFSSL_STM32F4) || \
|
|
defined(WOLFSSL_STM32F7) || defined(WOLFSSL_STM32L4) || \
|
|
defined(WOLFSSL_STM32L5) || defined(WOLFSSL_STM32H7))
|
|
/* Hardware supports AES GCM acceleration */
|
|
#define STM32_CRYPTO_AES_GCM
|
|
#endif
|
|
|
|
#if defined(WOLFSSL_STM32WB)
|
|
#define STM32_CRYPTO_AES_ONLY /* crypto engine only supports AES */
|
|
#define CRYP AES1
|
|
#define STM32_HAL_V2
|
|
#endif
|
|
#if defined(WOLFSSL_STM32L4) || defined(WOLFSSL_STM32L5)
|
|
#ifdef WOLFSSL_STM32L4
|
|
#define STM32_CRYPTO_AES_ONLY /* crypto engine only supports AES */
|
|
#endif
|
|
#define CRYP AES
|
|
#ifndef CRYP_AES_GCM
|
|
#define CRYP_AES_GCM CRYP_AES_GCM_GMAC
|
|
#endif
|
|
#endif
|
|
|
|
/* Detect newer CubeMX crypto HAL (HAL_CRYP_Encrypt / HAL_CRYP_Decrypt) */
|
|
#if !defined(STM32_HAL_V2) && defined(CRYP_AES_GCM) && \
|
|
(defined(WOLFSSL_STM32F7) || defined(WOLFSSL_STM32L5) || defined(WOLFSSL_STM32H7))
|
|
#define STM32_HAL_V2
|
|
#endif
|
|
|
|
/* The datatype for STM32 CubeMX HAL Crypt calls */
|
|
#ifdef STM32_HAL_V2
|
|
#define STM_CRYPT_TYPE uint32_t
|
|
#else
|
|
#define STM_CRYPT_TYPE uint8_t
|
|
#endif
|
|
|
|
/* CRYPT_AES_GCM starts the IV with 2 */
|
|
#define STM32_GCM_IV_START 2
|
|
|
|
struct Aes;
|
|
#ifdef WOLFSSL_STM32_CUBEMX
|
|
int wc_Stm32_Aes_Init(struct Aes* aes, CRYP_HandleTypeDef* hcryp);
|
|
#else /* Standard Peripheral Library */
|
|
int wc_Stm32_Aes_Init(struct Aes* aes, CRYP_InitTypeDef* cryptInit,
|
|
CRYP_KeyInitTypeDef* keyInit);
|
|
#endif /* WOLFSSL_STM32_CUBEMX */
|
|
#endif /* !NO_AES */
|
|
|
|
#endif /* STM32_CRYPTO */
|
|
|
|
#if defined(WOLFSSL_STM32_PKA) && defined(HAVE_ECC)
|
|
#ifdef WOLFSSL_SP_MATH
|
|
struct sp_int;
|
|
#define MATH_INT_T struct sp_int
|
|
#elif defined(USE_FAST_MATH)
|
|
struct fp_int;
|
|
#define MATH_INT_T struct fp_int
|
|
#else
|
|
struct mp_int;
|
|
#define MATH_INT_T struct mp_int
|
|
#endif
|
|
struct ecc_key;
|
|
struct WC_RNG;
|
|
|
|
int stm32_ecc_verify_hash_ex(MATH_INT_T *r, MATH_INT_T *s, const byte* hash,
|
|
word32 hashlen, int* res, struct ecc_key* key);
|
|
|
|
int stm32_ecc_sign_hash_ex(const byte* hash, word32 hashlen, struct WC_RNG* rng,
|
|
struct ecc_key* key, MATH_INT_T *r, MATH_INT_T *s);
|
|
#endif /* WOLFSSL_STM32_PKA && HAVE_ECC */
|
|
|
|
|
|
#endif /* _WOLFPORT_STM32_H_ */
|