| 123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990 |
- /**************************************************************************************
- * Copyright (c) 2016-2017, ARM Limited or its affiliates. All rights reserved *
- * *
- * This file and the related binary are licensed under the following license: *
- * *
- * ARM Object Code and Header Files License, v1.0 Redistribution. *
- * *
- * Redistribution and use of object code, header files, and documentation, without *
- * modification, are permitted provided that the following conditions are met: *
- * *
- * 1) Redistributions must reproduce the above copyright notice and the *
- * following disclaimer in the documentation and/or other materials *
- * provided with the distribution. *
- * *
- * 2) Unless to the extent explicitly permitted by law, no reverse *
- * engineering, decompilation, or disassembly of is permitted. *
- * *
- * 3) Redistribution and use is permitted solely for the purpose of *
- * developing or executing applications that are targeted for use *
- * on an ARM-based product. *
- * *
- * DISCLAIMER. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND *
- * CONTRIBUTORS "AS IS." ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT *
- * NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY, NON-INFRINGEMENT, *
- * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE *
- * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, *
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED *
- * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR *
- * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF *
- * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING *
- * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS *
- * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. *
- **************************************************************************************/
- #ifndef CRYS_ECPKI_DH_H
- #define CRYS_ECPKI_DH_H
- /*! @file
- @brief Defines the API that supports EC Diffie-Hellman shared secret value derivation primitives.
- @defgroup crys_ecpki_dh CryptoCell ECC Diffie-Hellman APIs
- @{
- @ingroup cryptocell_ecpki
- */
- #include "crys_ecpki_types.h"
- #include "crys_ecpki_error.h"
- #ifdef __cplusplus
- extern "C"
- {
- #endif
- /***********************************************************************
- * CRYS_ECDH_SVDP_DH function *
- ***********************************************************************/
- /*!
- @brief Creates the shared secret value according to [IEEE1363, ANS X9.63]:
- <ol><li> Checks input-parameter pointers and EC Domain in public and private
- keys.</li>
- <li> Derives the partner public key and calls the EcWrstDhDeriveSharedSecret
- function, which performs EC SVDP operations.</li></ol>
- \note The term "User"
- refers to any party that calculates a shared secret value using this primitive.
- The term "Partner" refers to any other party of shared secret value calculation.
- Partner's public key shall be validated before using in this primitive.
- @return CRYS_OK on success.
- @return A non-zero value on failure as defined crys_ecpki_error.h.
- */
- CIMPORT_C CRYSError_t CRYS_ECDH_SVDP_DH(
- CRYS_ECPKI_UserPublKey_t *PartnerPublKey_ptr, /*!< [in] Pointer to a partner public key. */
- CRYS_ECPKI_UserPrivKey_t *UserPrivKey_ptr, /*!< [in] Pointer to a user private key. */
- uint8_t *SharedSecretValue_ptr, /*!< [out] Pointer to an output buffer that will contain the shared
- secret value. */
- uint32_t *SharedSecrValSize_ptr, /*!< [in/out] Pointer to the size of user-passed buffer (in) and
- actual size of output of calculated shared secret value
- (out). */
- CRYS_ECDH_TempData_t *TempBuff_ptr /*!< [in] Pointer to a temporary buffer. */);
- #ifdef __cplusplus
- }
- #endif
- /**
- @}
- */
- #endif
|
