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Diffstat (limited to '')
| -rw-r--r-- | include/drivers/arm/cryptocell/713/bsv_crypto_asym_api.h | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/include/drivers/arm/cryptocell/713/bsv_crypto_asym_api.h b/include/drivers/arm/cryptocell/713/bsv_crypto_asym_api.h new file mode 100644 index 0000000..406e1ef --- /dev/null +++ b/include/drivers/arm/cryptocell/713/bsv_crypto_asym_api.h @@ -0,0 +1,100 @@ +/* + * Copyright (c) 2017-2020 ARM Limited and Contributors. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#ifndef _BSV_CRYPTO_ASYM_API_H +#define _BSV_CRYPTO_ASYM_API_H + +#ifdef __cplusplus +extern "C" +{ +#endif + +/*! +@file +@brief This file contains the cryptographic Asymmetric ROM APIs of the Boot Services. + +@defgroup cc_bsv_crypto_asym_api CryptoCell Boot Services cryptographic Asymmetric ROM APIs +@{ +@ingroup cc_bsv +*/ + +#include "cc_pal_types.h" +#include "cc_pka_hw_plat_defs.h" +#include "cc_sec_defs.h" +#include "bsv_crypto_api.h" + +/*! Defines the workspace size in bytes needed for internal Asymmetric operations. */ +#define BSV_RSA_WORKSPACE_MIN_SIZE (4*BSV_CERT_RSA_KEY_SIZE_IN_BYTES +\ + 2*RSA_PKA_BARRETT_MOD_TAG_BUFF_SIZE_IN_BYTES) + +/*! Definition for the RSA public modulus array. */ +typedef uint32_t CCBsvNBuff_t[BSV_CERT_RSA_KEY_SIZE_IN_WORDS]; + +/*! Definition for the RSA Barrett mod tag array. */ +typedef uint32_t CCBsvNpBuff_t[RSA_PKA_BARRETT_MOD_TAG_BUFF_SIZE_IN_BYTES]; + +/*! Definition for the RSA signature array. */ +typedef uint32_t CCBsvSignature_t[BSV_CERT_RSA_KEY_SIZE_IN_WORDS]; + + +/*---------------------------- + PUBLIC FUNCTIONS +-----------------------------------*/ + +/*! +@brief This function performs the primitive operation of RSA, meaning exponent and modulus. + outBuff = (pInBuff ^ Exp) mod NBuff. ( Exp = 0x10001 ) + + The function supports 2k and 3K bit size of modulus, based on compile time define. + There are no restriction on pInBuff location, however its size must be equal to BSV_RSA_KEY_SIZE_IN_BYTES and its + value must be smaller than the modulus. + + +@return \c CC_OK on success. +@return A non-zero value from bsv_error.h on failure. +*/ +CCError_t CC_BsvRsaPrimVerify (unsigned long hwBaseAddress, /*!< [in] The base address of the CryptoCell HW registers. */ + CCBsvNBuff_t NBuff, /*!< [in] The modulus buffer big endian format. */ + CCBsvNpBuff_t NpBuff, /*!< [in] The barret tag buffer big endian format - optional. */ + uint32_t *pInBuff, /*!< [in] The DataIn buffer to be encrypted. */ + size_t inBuffSize, /*!< [in] The DataIn buffer size in bytes, must be BSV_RSA_KEY_SIZE_IN_BYTES. */ + CCBsvSignature_t pOutBuff, /*!< [out] The encrypted buffer in big endian format. */ + uint32_t *pWorkSpace, /*!< [in] The pointer to user allocated buffer for internal use. */ + size_t workBufferSize /*!< [in] The size in bytes of pWorkSpace, must be at-least BSV_RSA_WORKSPACE_MIN_SIZE. */ +); + + +/*! +@brief This function performs RSA PSS verify. + + The function should support 2k and 3K bit size of modulus, based on compile time define. + +@return \c CC_OK on success. +@return A non-zero value from bsv_error.h on failure. +*/ +CCError_t CC_BsvRsaPssVerify (unsigned long hwBaseAddress, /*!< [in] The base address of the CryptoCell HW registers. */ + CCBsvNBuff_t NBuff, /*!< [in] The modulus buffer big endian format. */ + CCBsvNpBuff_t NpBuff, /*!< [in] The barret tag buffer big endian format - optional. */ + CCBsvSignature_t signature, /*!< [in] The signature buffer to verify - big endian format. */ + CCHashResult_t hashedData, /*!< [in] The data-in buffer to be verified as sha256 digest. */ + uint32_t *pWorkSpace, /*!< [in] The pointer to user allocated buffer for internal use. */ + size_t workBufferSize, /*!< [in] The size in bytes of pWorkSpace, must be at-least BSV_RSA_WORKSPACE_MIN_SIZE. */ + CCBool_t *pIsVerified /*!< [out] The flag indicates whether the signature is verified or not. + If verified value will be CC_TRUE, otherwise CC_FALSE */ +); + + + +#ifdef __cplusplus +} +#endif + +#endif + +/** +@} + */ + |