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/*
ChibiOS - Copyright (C) 2006..2018 Giovanni Di Sirio
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
/**
* @file hal_crypto_lld.h
* @brief PLATFORM cryptographic subsystem low level driver header.
*
* @addtogroup CRYPTO
* @{
*/
#ifndef HAL_CRYPTO_LLD_H
#define HAL_CRYPTO_LLD_H
#if (HAL_USE_CRY == TRUE) || defined(__DOXYGEN__)
/*===========================================================================*/
/* Driver constants. */
/*===========================================================================*/
/**
* @name Driver capability switches
* @{
*/
#define CRY_LLD_SUPPORTS_AES TRUE
#define CRY_LLD_SUPPORTS_AES_ECB TRUE
#define CRY_LLD_SUPPORTS_AES_CBC TRUE
#define CRY_LLD_SUPPORTS_AES_CFB TRUE
#define CRY_LLD_SUPPORTS_AES_CTR TRUE
#define CRY_LLD_SUPPORTS_AES_GCM TRUE
#define CRY_LLD_SUPPORTS_DES TRUE
#define CRY_LLD_SUPPORTS_DES_ECB TRUE
#define CRY_LLD_SUPPORTS_DES_CBC TRUE
#define CRY_LLD_SUPPORTS_SHA1 TRUE
#define CRY_LLD_SUPPORTS_SHA256 TRUE
#define CRY_LLD_SUPPORTS_SHA512 TRUE
#define CRY_LLD_SUPPORTS_HMAC_SHA256 TRUE
#define CRY_LLD_SUPPORTS_HMAC_SHA512 TRUE
/** @} */
/*===========================================================================*/
/* Driver pre-compile time settings. */
/*===========================================================================*/
/**
* @name PLATFORM configuration options
* @{
*/
/**
* @brief CRY1 driver enable switch.
* @details If set to @p TRUE the support for CRY1 is included.
* @note The default is @p FALSE.
*/
#if !defined(PLATFORM_CRY_USE_CRY1) || defined(__DOXYGEN__)
#define PLATFORM_CRY_USE_CRY1 FALSE
#endif
/** @} */
/*===========================================================================*/
/* Derived constants and error checks. */
/*===========================================================================*/
/*===========================================================================*/
/* Driver data structures and types. */
/*===========================================================================*/
/**
* @brief CRY key identifier type.
*/
typedef uint32_t crykey_t;
/**
* @brief Type of a structure representing an CRY driver.
*/
typedef struct CRYDriver CRYDriver;
/**
* @brief Driver configuration structure.
* @note It could be empty on some architectures.
*/
typedef struct {
uint32_t dummy;
} CRYConfig;
/**
* @brief Structure representing an CRY driver.
*/
struct CRYDriver {
/**
* @brief Driver state.
*/
crystate_t state;
/**
* @brief Current configuration data.
*/
const CRYConfig *config;
#if defined(CRY_DRIVER_EXT_FIELDS)
CRY_DRIVER_EXT_FIELDS
#endif
/* End of the mandatory fields.*/
};
#if (CRY_LLD_SUPPORTS_SHA1 == TRUE) || defined(__DOXYGEN__)
/**
* @brief Type of a SHA1 context.
*/
typedef struct {
uint32_t dummy;
} SHA1Context;
#endif
#if (CRY_LLD_SUPPORTS_SHA256 == TRUE) || defined(__DOXYGEN__)
/**
* @brief Type of a SHA256 context.
*/
typedef struct {
uint32_t dummy;
} SHA256Context;
#endif
#if (CRY_LLD_SUPPORTS_SHA512 == TRUE) || defined(__DOXYGEN__)
/**
* @brief Type of a SHA512 context.
*/
typedef struct {
uint32_t dummy;
} SHA512Context;
#endif
#if (CRY_LLD_SUPPORTS_HMAC_SHA256 == TRUE) || defined(__DOXYGEN__)
/**
* @brief Type of a HMAC_SHA256 context.
*/
typedef struct {
uint32_t dummy;
} HMACSHA256Context;
#endif
#if (CRY_LLD_SUPPORTS_HMAC_SHA512 == TRUE) || defined(__DOXYGEN__)
/**
* @brief Type of a HMAC_SHA512 context.
*/
typedef struct {
uint32_t dummy;
} HMACSHA512Context;
#endif
/*===========================================================================*/
/* Driver macros. */
/*===========================================================================*/
/*===========================================================================*/
/* External declarations. */
/*===========================================================================*/
#if (PLATFORM_CRY_USE_CRY1 == TRUE) && !defined(__DOXYGEN__)
extern CRYDriver CRYD1;
#endif
#ifdef __cplusplus
extern "C" {
#endif
void cry_lld_init(void);
void cry_lld_start(CRYDriver *cryp);
void cry_lld_stop(CRYDriver *cryp);
#if (CRY_LLD_SUPPORTS_AES == TRUE) || \
(CRY_LLD_SUPPORTS_AES_ECB == TRUE) || \
(CRY_LLD_SUPPORTS_AES_CBC == TRUE) || \
(CRY_LLD_SUPPORTS_AES_CFB == TRUE) || \
(CRY_LLD_SUPPORTS_AES_CTR == TRUE) || \
(CRY_LLD_SUPPORTS_AES_GCM == TRUE) || \
defined(__DOXYGEN__)
cryerror_t cry_lld_aes_loadkey(CRYDriver *cryp,
size_t size,
const uint8_t *keyp);
#endif
#if (CRY_LLD_SUPPORTS_AES == TRUE) || defined(__DOXYGEN__)
cryerror_t cry_lld_encrypt_AES(CRYDriver *cryp,
crykey_t key_id,
const uint8_t *in,
uint8_t *out);
cryerror_t cry_lld_decrypt_AES(CRYDriver *cryp,
crykey_t key_id,
const uint8_t *in,
uint8_t *out);
#endif
#if (CRY_LLD_SUPPORTS_AES_ECB == TRUE) || defined(__DOXYGEN__)
cryerror_t cry_lld_encrypt_AES_ECB(CRYDriver *cryp,
crykey_t key_id,
size_t size,
const uint8_t *in,
uint8_t *out);
cryerror_t cry_lld_decrypt_AES_ECB(CRYDriver *cryp,
crykey_t key_id,
size_t size,
const uint8_t *in,
uint8_t *out);
#endif
#if (CRY_LLD_SUPPORTS_AES_CBC == TRUE) || defined(__DOXYGEN__)
cryerror_t cry_lld_encrypt_AES_CBC(CRYDriver *cryp,
crykey_t key_id,
size_t size,
const uint8_t *in,
uint8_t *out,
const uint8_t *iv);
cryerror_t cry_lld_decrypt_AES_CBC(CRYDriver *cryp,
crykey_t key_id,
size_t size,
const uint8_t *in,
uint8_t *out,
const uint8_t *iv);
#endif
#if (CRY_LLD_SUPPORTS_AES_CFB == TRUE) || defined(__DOXYGEN__)
cryerror_t cry_lld_encrypt_AES_CFB(CRYDriver *cryp,
crykey_t key_id,
size_t size,
const uint8_t *in,
uint8_t *out,
const uint8_t *iv);
cryerror_t cry_lld_decrypt_AES_CFB(CRYDriver *cryp,
crykey_t key_id,
size_t size,
const uint8_t *in,
uint8_t *out,
const uint8_t *iv);
#endif
#if (CRY_LLD_SUPPORTS_AES_CTR == TRUE) || defined(__DOXYGEN__)
cryerror_t cry_lld_encrypt_AES_CTR(CRYDriver *cryp,
crykey_t key_id,
size_t size,
const uint8_t *in,
uint8_t *out,
const uint8_t *iv);
cryerror_t cry_lld_decrypt_AES_CTR(CRYDriver *cryp,
crykey_t key_id,
size_t size,
const uint8_t *in,
uint8_t *out,
const uint8_t *iv);
#endif
#if (CRY_LLD_SUPPORTS_AES_GCM == TRUE) || defined(__DOXYGEN__)
cryerror_t cry_lld_encrypt_AES_GCM(CRYDriver *cryp,
crykey_t key_id,
size_t size,
const uint8_t *in,
uint8_t *out,
const uint8_t *iv,
size_t aadsize,
const uint8_t *aad,
uint8_t *authtag);
cryerror_t cry_lld_decrypt_AES_GCM(CRYDriver *cryp,
crykey_t key_id,
size_t size,
const uint8_t *in,
uint8_t *out,
const uint8_t *iv,
size_t aadsize,
const uint8_t *aad,
uint8_t *authtag);
#endif
#if (CRY_LLD_SUPPORTS_DES == TRUE) || \
(CRY_LLD_SUPPORTS_DES_ECB == TRUE) || \
(CRY_LLD_SUPPORTS_DES_CBC == TRUE) || \
defined(__DOXYGEN__)
cryerror_t cry_lld_des_loadkey(CRYDriver *cryp,
size_t size,
const uint8_t *keyp);
#endif
#if (CRY_LLD_SUPPORTS_DES == TRUE) || defined(__DOXYGEN__)
cryerror_t cry_lld_encrypt_DES(CRYDriver *cryp,
crykey_t key_id,
const uint8_t *in,
uint8_t *out);
cryerror_t cry_lld_decrypt_DES(CRYDriver *cryp,
crykey_t key_id,
const uint8_t *in,
uint8_t *out);
#endif
#if (CRY_LLD_SUPPORTS_DES_ECB == TRUE) || defined(__DOXYGEN__)
cryerror_t cry_lld_encrypt_DES_ECB(CRYDriver *cryp,
crykey_t key_id,
size_t size,
const uint8_t *in,
uint8_t *out);
cryerror_t cry_lld_decrypt_DES_ECB(CRYDriver *cryp,
crykey_t key_id,
size_t size,
const uint8_t *in,
uint8_t *out);
#endif
#if (CRY_LLD_SUPPORTS_DES_CBC == TRUE) || defined(__DOXYGEN__)
cryerror_t cry_lld_encrypt_DES_CBC(CRYDriver *cryp,
crykey_t key_id,
size_t size,
const uint8_t *in,
uint8_t *out,
const uint8_t *iv);
cryerror_t cry_lld_decrypt_DES_CBC(CRYDriver *cryp,
crykey_t key_id,
size_t size,
const uint8_t *in,
uint8_t *out,
const uint8_t *iv);
#endif
#if (CRY_LLD_SUPPORTS_SHA1 == TRUE) || defined(__DOXYGEN__)
cryerror_t cry_lld_SHA1_init(CRYDriver *cryp, SHA1Context *sha1ctxp);
cryerror_t cry_lld_SHA1_update(CRYDriver *cryp, SHA1Context *sha1ctxp,
size_t size, const uint8_t *in);
cryerror_t cry_lld_SHA1_final(CRYDriver *cryp, SHA1Context *sha1ctxp,
uint8_t *out);
#endif
#if (CRY_LLD_SUPPORTS_SHA256 == TRUE) || defined(__DOXYGEN__)
cryerror_t cry_lld_SHA256_init(CRYDriver *cryp, SHA256Context *sha256ctxp);
cryerror_t cry_lld_SHA256_update(CRYDriver *cryp, SHA256Context *sha256ctxp,
size_t size, const uint8_t *in);
cryerror_t cry_lld_SHA256_final(CRYDriver *cryp, SHA256Context *sha256ctxp,
uint8_t *out);
#endif
#if (CRY_LLD_SUPPORTS_SHA512 == TRUE) || defined(__DOXYGEN__)
cryerror_t cry_lld_SHA512_init(CRYDriver *cryp, SHA512Context *sha512ctxp);
cryerror_t cry_lld_SHA512_update(CRYDriver *cryp, SHA512Context *sha512ctxp,
size_t size, const uint8_t *in);
cryerror_t cry_lld_SHA512_final(CRYDriver *cryp, SHA512Context *sha512ctxp,
uint8_t *out);
#endif
#if (CRY_LLD_SUPPORTS_HMAC_SHA256 == TRUE) || \
(CRY_LLD_SUPPORTS_HMAC_SHA512 == TRUE) || \
defined(__DOXYGEN__)
cryerror_t cry_lld_hmac_loadkey(CRYDriver *cryp,
size_t size,
const uint8_t *keyp);
#endif
#if (CRY_LLD_SUPPORTS_HMAC_SHA256 == TRUE) || defined(__DOXYGEN__)
cryerror_t cry_lld_HMACSHA256_init(CRYDriver *cryp,
HMACSHA256Context *hmacsha256ctxp);
cryerror_t cry_lld_HMACSHA256_update(CRYDriver *cryp,
HMACSHA256Context *hmacsha256ctxp,
size_t size, const uint8_t *in);
cryerror_t cry_lld_HMACSHA256_final(CRYDriver *cryp,
HMACSHA256Context *hmacsha256ctxp,
uint8_t *out);
#endif
#if (CRY_LLD_SUPPORTS_HMAC_SHA512 == TRUE) || defined(__DOXYGEN__)
cryerror_t cry_lld_HMACSHA512_init(CRYDriver *cryp,
HMACSHA512Context *hmacsha512ctxp);
cryerror_t cry_lld_HMACSHA512_update(CRYDriver *cryp,
HMACSHA512Context *hmacsha512ctxp,
size_t size, const uint8_t *in);
cryerror_t cry_lld_HMACSHA512_final(CRYDriver *cryp,
HMACSHA512Context *hmacsha512ctxp,
uint8_t *out);
#endif
#ifdef __cplusplus
}
#endif
#endif /* HAL_USE_CRY == TRUE */
#endif /* HAL_CRYPTO_LLD_H */
/** @} */
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