xiaozhengsheng 6df0f7d96e 初始版本
2025-08-19 09:49:41 +08:00

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C

/**
* Copyright (c) 2018 - 2020, Nordic Semiconductor ASA
*
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form, except as embedded into a Nordic
* Semiconductor ASA integrated circuit in a product or a software update for
* such product, must reproduce the above copyright notice, this list of
* conditions and the following disclaimer in the documentation and/or other
* materials provided with the distribution.
*
* 3. Neither the name of Nordic Semiconductor ASA nor the names of its
* contributors may be used to endorse or promote products derived from this
* software without specific prior written permission.
*
* 4. This software, with or without modification, must only be used with a
* Nordic Semiconductor ASA integrated circuit.
*
* 5. Any software provided in binary form under this license must not be reverse
* engineered, decompiled, modified and/or disassembled.
*
* THIS SOFTWARE IS PROVIDED BY NORDIC SEMICONDUCTOR ASA "AS IS" AND ANY EXPRESS
* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY, NONINFRINGEMENT, AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL NORDIC SEMICONDUCTOR ASA 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 OBERON_BACKEND_HASH_H__
#define OBERON_BACKEND_HASH_H__
/** @file
*
* @defgroup nrf_crypto_oberon_backend_hash Oberon backend hash
* @{
* @ingroup nrf_crypto_oberon_backend
*
* @brief Hash functionality provided by the Oberon nrf_crypto backend.
*/
#include "sdk_common.h"
#if NRF_MODULE_ENABLED(NRF_CRYPTO_BACKEND_OBERON)
#include "sdk_errors.h"
#include "nrf_crypto_hash_shared.h"
#include "ocrypto_sha256.h"
#include "ocrypto_sha512.h"
#ifdef __cplusplus
extern "C" {
#endif
#if NRF_MODULE_ENABLED(NRF_CRYPTO_BACKEND_OBERON_HASH_SHA256)
// Flag that nrf_crypto_hash frontend can be compiled
#undef NRF_CRYPTO_HASH_ENABLED
#define NRF_CRYPTO_HASH_ENABLED 1
// Duplicate backend enabled test for SHA-256
#if NRF_MODULE_ENABLED(NRF_CRYPTO_HASH_SHA256)
#error "Duplicate definition of SHA-256. More than one backend enabled");
#endif
// Flag that SHA-256 is enabled in backend
#define NRF_CRYPTO_HASH_SHA256_ENABLED 1
/**@brief nrf_crypto_hash context for SHA-256 in nrf_crypto Oberon backend. */
typedef struct
{
nrf_crypto_hash_internal_context_t header; /**< Common header for context. */
ocrypto_sha256_ctx context; /**< Hash context internal to Oberon. */
} nrf_crypto_backend_hash_sha256_context_t;
#endif // NRF_MODULE_ENABLED(NRF_CRYPTO_BACKEND_OBERON_HASH_SHA256)
#if NRF_MODULE_ENABLED(NRF_CRYPTO_BACKEND_OBERON_HASH_SHA512)
// Flag that nrf_crypto_hash frontend can be compiled
#undef NRF_CRYPTO_HASH_ENABLED
#define NRF_CRYPTO_HASH_ENABLED 1
// Duplicate backend enabled test for SHA-512
#if NRF_MODULE_ENABLED(NRF_CRYPTO_HASH_SHA512)
#error "Duplicate definition of SHA-512. More than one backend enabled");
#endif
// Flag that SHA-512 is enabled in backend
#define NRF_CRYPTO_HASH_SHA512_ENABLED 1
/**@brief nrf_crypto_hash context for SHA-512 in nrf_crypto Oberon backend. */
typedef struct
{
nrf_crypto_hash_internal_context_t header; /**< Common header for context. */
ocrypto_sha512_ctx context; /**< Hash context internal to Oberon. */
} nrf_crypto_backend_hash_sha512_context_t;
#endif // NRF_MODULE_ENABLED(NRF_CRYPTO_BACKEND_OBERON_HASH_SHA512)
#ifdef __cplusplus
}
#endif
#endif // NRF_MODULE_ENABLED(NRF_CRYPTO_BACKEND_OBERON)
/**@} */
#endif // OBERON_BACKEND_HASH_H__