197 lines
		
	
	
		
			6.7 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			197 lines
		
	
	
		
			6.7 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /**
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|  * Copyright (c) 2018 - 2020, Nordic Semiconductor ASA
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|  *
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|  * All rights reserved.
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|  *
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|  * Redistribution and use in source and binary forms, with or without modification,
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|  * are permitted provided that the following conditions are met:
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|  *
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|  * 1. Redistributions of source code must retain the above copyright notice, this
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|  *    list of conditions and the following disclaimer.
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|  *
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|  * 2. Redistributions in binary form, except as embedded into a Nordic
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|  *    Semiconductor ASA integrated circuit in a product or a software update for
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|  *    such product, must reproduce the above copyright notice, this list of
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|  *    conditions and the following disclaimer in the documentation and/or other
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|  *    materials provided with the distribution.
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|  *
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|  * 3. Neither the name of Nordic Semiconductor ASA nor the names of its
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|  *    contributors may be used to endorse or promote products derived from this
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|  *    software without specific prior written permission.
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|  *
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|  * 4. This software, with or without modification, must only be used with a
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|  *    Nordic Semiconductor ASA integrated circuit.
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|  *
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|  * 5. Any software provided in binary form under this license must not be reverse
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|  *    engineered, decompiled, modified and/or disassembled.
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|  *
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|  * THIS SOFTWARE IS PROVIDED BY NORDIC SEMICONDUCTOR ASA "AS IS" AND ANY EXPRESS
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|  * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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|  * OF MERCHANTABILITY, NONINFRINGEMENT, AND FITNESS FOR A PARTICULAR PURPOSE ARE
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|  * DISCLAIMED. IN NO EVENT SHALL NORDIC SEMICONDUCTOR ASA OR CONTRIBUTORS BE
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|  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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|  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
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|  * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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|  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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|  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
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|  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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|  *
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|  */
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| 
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| #include "sdk_common.h"
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| 
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| #if NRF_MODULE_ENABLED(NRF_CRYPTO) && NRF_MODULE_ENABLED(NRF_CRYPTO_BACKEND_MBEDTLS)
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| 
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| #include "mbedtls_backend_hash.h"
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| #include "nrf_crypto_init.h"
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| #include "nrf_crypto_types.h"
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| #include "nrf_crypto_error.h"
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| #include "nrf_crypto_hash_shared.h"
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| #include "sdk_macros.h"
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| #include "nrf_log.h"
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| #include "nrf_assert.h"
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| 
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| /*lint -save -e????*/
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| #if !defined(MBEDTLS_CONFIG_FILE)
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| #include "mbedtls/config.h"
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| #else
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| #include MBEDTLS_CONFIG_FILE
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| #endif
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| 
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| #include "mbedtls/md.h"
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| #include "mbedtls/sha256.h"
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| #include "mbedtls/sha512.h"
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| /*lint -restore*/
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| 
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| #if NRF_MODULE_ENABLED(NRF_CRYPTO_BACKEND_MBEDTLS_HASH_SHA256)
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| 
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| static ret_code_t mbedtls_backend_hash_sha256_init(void * const p_context)
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| {
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|     // No parameter testing on this level.
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|     // This has been done on upper level.
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| 
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|     mbedtls_sha256_context * p_backend_context
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|         = &(((nrf_crypto_backend_hash_sha256_context_t *)p_context)->context);
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| 
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|     mbedtls_sha256_init(p_backend_context);
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| 
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|     mbedtls_sha256_starts(p_backend_context, 0);
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| 
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|     return NRF_SUCCESS;
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| }
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| 
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| static uint32_t mbedtls_backend_hash_sha256_update(void     * const p_context,
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|                                                    uint8_t  const * p_data,
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|                                                    size_t           size)
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| {
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|     // Limited parameter testing on this level.
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|     // This has been done on upper level.
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| 
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|     mbedtls_sha256_context * p_backend_context
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|         = &(((nrf_crypto_backend_hash_sha256_context_t *)p_context)->context);
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| 
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|     mbedtls_sha256_update(p_backend_context, p_data, size);
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| 
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|     return NRF_SUCCESS;
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| }
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| 
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| 
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| static uint32_t mbedtls_backend_hash_sha256_finalize(void       * const p_context,
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|                                                      uint8_t          * p_digest,
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|                                                      size_t     * const p_digest_size)
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| {
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|     // Limited parameter testing on this level.
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|     // This has been done on upper level.
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| 
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|     mbedtls_sha256_context * p_backend_context
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|         = &(((nrf_crypto_backend_hash_sha256_context_t *)p_context)->context);
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| 
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|     mbedtls_sha256_finish(p_backend_context, p_digest);
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| 
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|     *p_digest_size = NRF_CRYPTO_HASH_SIZE_SHA256;
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| 
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|     return NRF_SUCCESS;
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| }
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| 
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| 
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| const nrf_crypto_hash_info_t g_nrf_crypto_hash_sha256_info =
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| {
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|     .init_fn        = mbedtls_backend_hash_sha256_init,
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|     .update_fn      = mbedtls_backend_hash_sha256_update,
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|     .finalize_fn    = mbedtls_backend_hash_sha256_finalize,
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|     .digest_size    = NRF_CRYPTO_HASH_SIZE_SHA256,
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|     .context_size   = sizeof(nrf_crypto_backend_hash_sha256_context_t),
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|     .hash_mode      = NRF_CRYPTO_HASH_MODE_SHA256
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| };
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| 
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| 
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| #endif // NRF_MODULE_ENABLED(NRF_CRYPTO_BACKEND_MBEDTLS_HASH_SHA256)
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| 
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| #if NRF_MODULE_ENABLED(NRF_CRYPTO_BACKEND_MBEDTLS_HASH_SHA512)
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| 
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| 
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| static ret_code_t mbedtls_backend_hash_sha512_init(void * p_context)
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| {
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|     // No parameter testing on this level.
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|     // This has been done on upper level.
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| 
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|     mbedtls_sha512_context * p_backend_context
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|         = &(((nrf_crypto_backend_hash_sha512_context_t *)p_context)->context);
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| 
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|     mbedtls_sha512_init(p_backend_context);
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| 
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|     mbedtls_sha512_starts(p_backend_context, 0);
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| 
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|     return NRF_SUCCESS;
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| }
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| 
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| 
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| static ret_code_t mbedtls_backend_hash_sha512_update(void       * const p_context,
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|                                                      uint8_t    const * p_data,
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|                                                      size_t             size)
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| {
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|     // Limited parameter testing on this level.
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|     // This has been done on upper level.
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| 
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|     mbedtls_sha512_context * p_backend_context
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|         = &(((nrf_crypto_backend_hash_sha512_context_t *)p_context)->context);
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| 
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|     mbedtls_sha512_update(p_backend_context, p_data, size);
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| 
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|     return NRF_SUCCESS;
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| }
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| 
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| 
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| static ret_code_t mbedtls_backend_hash_sha512_finalize(void     * const p_context,
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|                                                        uint8_t        * p_digest,
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|                                                        size_t   * const p_digest_size)
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| {
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|     // Limited parameter testing on this level.
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|     // This has been done on upper level.
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| 
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|     mbedtls_sha512_context * p_backend_context
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|         = &(((nrf_crypto_backend_hash_sha512_context_t *)p_context)->context);
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| 
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|     mbedtls_sha512_finish(p_backend_context, p_digest);
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| 
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|     *p_digest_size = NRF_CRYPTO_HASH_SIZE_SHA512;
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| 
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|     return NRF_SUCCESS;
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| }
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| 
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| 
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| const nrf_crypto_hash_info_t g_nrf_crypto_hash_sha512_info =
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| {
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|     .init_fn        = mbedtls_backend_hash_sha512_init,
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|     .update_fn      = mbedtls_backend_hash_sha512_update,
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|     .finalize_fn    = mbedtls_backend_hash_sha512_finalize,
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|     .digest_size    = NRF_CRYPTO_HASH_SIZE_SHA512,
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|     .context_size   = sizeof(nrf_crypto_backend_hash_sha512_context_t),
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|     .hash_mode      = NRF_CRYPTO_HASH_MODE_SHA512
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| };
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| 
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| 
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| #endif // NRF_MODULE_ENABLED(NRF_CRYPTO_BACKEND_MBEDTLS_HASH_SHA512)
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| 
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| #endif // NRF_MODULE_ENABLED(NRF_CRYPTO) && NRF_MODULE_ENABLED(NRF_CRYPTO_BACKEND_MBEDTLS)
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