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external/nrf_cc310/include/crys_ecpki_ecdsa.h
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external/nrf_cc310/include/crys_ecpki_ecdsa.h
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/**************************************************************************************
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* Copyright (c) 2016-2017, ARM Limited or its affiliates. All rights reserved *
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* *
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* This file and the related binary are licensed under the following license: *
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* *
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* ARM Object Code and Header Files License, v1.0 Redistribution. *
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* *
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* Redistribution and use of object code, header files, and documentation, without *
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* modification, are permitted provided that the following conditions are met: *
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* *
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* 1) Redistributions must reproduce the above copyright notice and the *
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* following disclaimer in the documentation and/or other materials *
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* provided with the distribution. *
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* *
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* 2) Unless to the extent explicitly permitted by law, no reverse *
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* engineering, decompilation, or disassembly of is permitted. *
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* *
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* 3) Redistribution and use is permitted solely for the purpose of *
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* developing or executing applications that are targeted for use *
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* on an ARM-based product. *
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* *
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* DISCLAIMER. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND *
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* CONTRIBUTORS "AS IS." ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT *
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* NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY, NON-INFRINGEMENT, *
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* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE *
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* COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, *
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED *
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* TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR *
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF *
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING *
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS *
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. *
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**************************************************************************************/
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#ifndef CRYS_ECPKI_ECDSA_H
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#define CRYS_ECPKI_ECDSA_H
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/*!
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@file
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@brief Defines the APIs that support the ECDSA functions.
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@defgroup crys_ecpki_ecdsa CryptoCell ECDSA APIs
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@{
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@ingroup cryptocell_ecpki
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*/
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#include "crys_error.h"
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#include "crys_ecpki_types.h"
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#include "crys_hash.h"
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#include "crys_rnd.h"
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#ifdef __cplusplus
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extern "C"
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{
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#endif
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/**************************************************************************
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* CRYS_ECDSA_Sign - integrated function
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**************************************************************************/
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/*!
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@brief This function performs an ECDSA sign operation in integrated form.
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\note
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Using of HASH functions with HASH size greater than EC modulus size, is not recommended!.
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Algorithm according [ANS X9.62] standard.
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The message data may be either a non-hashed data or a digest of a hash function.
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For a non-hashed data, the message data will be hashed using the hash function indicated by ::CRYS_ECPKI_HASH_OpMode_t.
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For a digest, ::CRYS_ECPKI_HASH_OpMode_t should indicate the hash function that the message data was created by, and it will not be hashed.
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@return CRYS_OK on success.
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@return A non-zero value on failure as defined crys_ecpki_error.h, crys_hash_error.h or crys_rnd_error.h.
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**/
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CIMPORT_C CRYSError_t CRYS_ECDSA_Sign(
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void *rndState_ptr, /*!< [in/out] Pointer to the RND state structure. */
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SaSiRndGenerateVectWorkFunc_t rndGenerateVectFunc, /*!< [in] Pointer to the random vector generation function. */
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CRYS_ECDSA_SignUserContext_t *pSignUserContext, /*!< [in/out] Pointer to the user buffer for signing the database. */
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CRYS_ECPKI_UserPrivKey_t *pSignerPrivKey, /*!< [in] A pointer to a user private key structure. */
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CRYS_ECPKI_HASH_OpMode_t hashMode, /*!< [in] One of the supported SHA-x HASH modes, as defined in
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::CRYS_ECPKI_HASH_OpMode_t.
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\note MD5 is not supported. */
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uint8_t *pMessageDataIn, /*!< [in] Pointer to the input data to be signed.
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The size of the scatter/gather list representing the data buffer
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is limited to 128 entries, and the size of each entry is limited
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to 64KB (fragments larger than 64KB are broken into
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fragments <= 64KB). */
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uint32_t messageSizeInBytes, /*!< [in] Size of message data in bytes. */
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uint8_t *pSignatureOut, /*!< [in] Pointer to a buffer for output of signature. */
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uint32_t *pSignatureOutSize /*!< [in/out] Pointer to the signature size. Used to pass the size of
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the SignatureOut buffer (in), which must be >= 2
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* OrderSizeInBytes. When the API returns,
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it is replaced with the size of the actual signature (out). */
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);
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/**************************************************************************
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* CRYS_ECDSA_Verify integrated function
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**************************************************************************/
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/*!
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@brief This function performs an ECDSA verify operation in integrated form.
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Algorithm according [ANS X9.62] standard.
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The message data may be either a non-hashed data or a digest of a hash function.
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For a non-hashed data, the message data will be hashed using the hash function indicated by ::CRYS_ECPKI_HASH_OpMode_t.
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For a digest, ::CRYS_ECPKI_HASH_OpMode_t should indicate the hash function that the message data was created by, and it will not be hashed.
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@return CRYS_OK on success.
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@return A non-zero value on failure as defined crys_ecpki_error.h or crys_hash_error.h.
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*/
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CIMPORT_C CRYSError_t CRYS_ECDSA_Verify (
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CRYS_ECDSA_VerifyUserContext_t *pVerifyUserContext, /*!< [in] Pointer to the user buffer for signing the database. */
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CRYS_ECPKI_UserPublKey_t *pUserPublKey, /*!< [in] Pointer to a user public key structure. */
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CRYS_ECPKI_HASH_OpMode_t hashMode, /*!< [in] One of the supported SHA-x HASH modes, as defined in
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::CRYS_ECPKI_HASH_OpMode_t.
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\note MD5 is not supported. */
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uint8_t *pSignatureIn, /*!< [in] Pointer to the signature to be verified. */
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uint32_t SignatureSizeBytes, /*!< [in] Size of the signature (in bytes). */
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uint8_t *pMessageDataIn, /*!< [in] Pointer to the input data that was signed (same as given to
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the signing function). The size of the scatter/gather list representing
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the data buffer is limited to 128 entries, and the size of each entry is
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limited to 64KB (fragments larger than 64KB are broken into fragments <= 64KB). */
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uint32_t messageSizeInBytes /*!< [in] Size of the input data (in bytes). */
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);
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/**********************************************************************************************************/
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#ifdef __cplusplus
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}
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#endif
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/**
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@}
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*/
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#endif
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