HL-PDJ-1/components/libraries/crypto/nrf_crypto_hmac_backend.h

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/**
* 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
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* DISCLAIMED. IN NO EVENT SHALL NORDIC SEMICONDUCTOR ASA OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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*/
#ifndef NRF_CRYPTO_HMAC_BACKEND_H__
#define NRF_CRYPTO_HMAC_BACKEND_H__
/** @file
*
* @defgroup nrf_crypto_hmac_backend Meta backend.
* @{
* @ingroup nrf_crypto_hmac
*
* @brief Includes all backends definitions.
*
* @details This file includes all backend definitions, and provide a dummy context in case no
* backend is enabled. This is needed so that any project including HMAC headers will still
* compile when HMAC is not used/enabled.
*/
#include "sdk_common.h"
#include "nrf_crypto_hmac_shared.h"
#include "mbedtls_backend_hmac.h"
#include "cc310_backend_hmac.h"
#include "oberon_backend_hmac.h"
#ifdef __cplusplus
extern "C" {
#endif
#ifndef NRF_CRYPTO_HMAC_SHA256_ENABLED
// /** @internal @brief Fallback context type for HMAC SHA256 in case no backend is selected. */
typedef nrf_crypto_hmac_internal_context_t nrf_crypto_backend_hmac_sha256_context_t;
#endif // #ifndef NRF_CRYPTO_HMAC_SHA256_ENABLED
#ifndef NRF_CRYPTO_HMAC_SHA512_ENABLED
/** @internal @brief Fallback context type for HMAC SHA512 in case no backend is selected. */
typedef nrf_crypto_hmac_internal_context_t nrf_crypto_backend_hmac_sha512_context_t;
#endif // #ifndef NRF_CRYPTO_HMAC_SHA512_ENABLED
/** @internal @brief Union holding a HMAC context. */
typedef union
{
nrf_crypto_backend_hmac_sha256_context_t hmac_sha256_context; /**< @brief Holds context for HMAC SHA-256. */
nrf_crypto_backend_hmac_sha512_context_t hmac_sha512_context; /**< @brief Holds context for HMAC SHA-512. */
} nrf_crypto_backend_hmac_context_t;
#ifdef __cplusplus
}
#endif
/**@} */
#endif // NRF_CRYPTO_HMAC_BACKEND_H__