mbedtls_backend_hash.h 4.3 KB

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  1. /**
  2. * Copyright (c) 2018 - 2020, Nordic Semiconductor ASA
  3. *
  4. * All rights reserved.
  5. *
  6. * Redistribution and use in source and binary forms, with or without modification,
  7. * are permitted provided that the following conditions are met:
  8. *
  9. * 1. Redistributions of source code must retain the above copyright notice, this
  10. * list of conditions and the following disclaimer.
  11. *
  12. * 2. Redistributions in binary form, except as embedded into a Nordic
  13. * Semiconductor ASA integrated circuit in a product or a software update for
  14. * such product, must reproduce the above copyright notice, this list of
  15. * conditions and the following disclaimer in the documentation and/or other
  16. * materials provided with the distribution.
  17. *
  18. * 3. Neither the name of Nordic Semiconductor ASA nor the names of its
  19. * contributors may be used to endorse or promote products derived from this
  20. * software without specific prior written permission.
  21. *
  22. * 4. This software, with or without modification, must only be used with a
  23. * Nordic Semiconductor ASA integrated circuit.
  24. *
  25. * 5. Any software provided in binary form under this license must not be reverse
  26. * engineered, decompiled, modified and/or disassembled.
  27. *
  28. * THIS SOFTWARE IS PROVIDED BY NORDIC SEMICONDUCTOR ASA "AS IS" AND ANY EXPRESS
  29. * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  30. * OF MERCHANTABILITY, NONINFRINGEMENT, AND FITNESS FOR A PARTICULAR PURPOSE ARE
  31. * DISCLAIMED. IN NO EVENT SHALL NORDIC SEMICONDUCTOR ASA OR CONTRIBUTORS BE
  32. * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  33. * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
  34. * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  35. * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  36. * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
  37. * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  38. *
  39. */
  40. #ifndef MBEDTLS_BACKEND_HASH_H__
  41. #define MBEDTLS_BACKEND_HASH_H__
  42. /** @file
  43. *
  44. * @defgroup nrf_crypto_mbedtls_backend_hash nrf_crypto mbedtls backend hash
  45. * @{
  46. * @ingroup nrf_crypto_mbedtls_backend
  47. *
  48. * @brief Hash functionality provided by the nrf_crypto mbedtls backend.
  49. */
  50. #include "sdk_common.h"
  51. #if NRF_MODULE_ENABLED(NRF_CRYPTO_BACKEND_MBEDTLS)
  52. #include "sdk_errors.h"
  53. #include "nrf_crypto_hash_shared.h"
  54. /*lint -save -e????*/
  55. #include "mbedtls/sha256.h"
  56. #include "mbedtls/sha512.h"
  57. /*lint -restore*/
  58. #ifdef __cplusplus
  59. extern "C" {
  60. #endif
  61. #if NRF_MODULE_ENABLED(NRF_CRYPTO_BACKEND_MBEDTLS_HASH_SHA256)
  62. // Flag that nrf_crypto_hash frontend can be compiled
  63. #undef NRF_CRYPTO_HASH_ENABLED
  64. #define NRF_CRYPTO_HASH_ENABLED 1
  65. // Duplicate backend enabled test for SHA-256
  66. #if NRF_MODULE_ENABLED(NRF_CRYPTO_HASH_SHA256)
  67. #error "Duplicate definition of SHA-256. More than one backend enabled");
  68. #endif
  69. // Flag that SHA-256 is enabled in backend
  70. #define NRF_CRYPTO_HASH_SHA256_ENABLED 1
  71. /**brief nrf_crypto_hash context for SHA-256 in nrf_crypto mbedtls backend. */
  72. typedef struct
  73. {
  74. nrf_crypto_hash_internal_context_t header; /**< Common header for context. */
  75. mbedtls_sha256_context context; /**< Hash context internal to mbedtls. */
  76. } nrf_crypto_backend_hash_sha256_context_t;
  77. #endif // NRF_CRYPTO_BACKEND_MBEDTLS_HASH_SHA256_ENABLED
  78. #if NRF_MODULE_ENABLED(NRF_CRYPTO_BACKEND_MBEDTLS_HASH_SHA512)
  79. // Flag that nrf_crypto_hash frontend can be compiled
  80. #undef NRF_CRYPTO_HASH_ENABLED
  81. #define NRF_CRYPTO_HASH_ENABLED 1
  82. // Duplicate backend enabled test for SHA-512
  83. #if NRF_MODULE_ENABLED(NRF_CRYPTO_HASH_SHA512)
  84. #error "Duplicate definition of SHA-512. More than one backend enabled");
  85. #endif
  86. // Flag that SHA-512 is enabled in backend
  87. #define NRF_CRYPTO_HASH_SHA512_ENABLED 1
  88. /**brief nrf_crypto_hash context for SHA-512 in nrf_crypto mbedtls backend. */
  89. typedef struct
  90. {
  91. nrf_crypto_hash_internal_context_t header; /**< Common header for context. */
  92. mbedtls_sha512_context context; /**< Hash context internal to mbedtls. */
  93. } nrf_crypto_backend_hash_sha512_context_t;
  94. #endif // NRF_MODULE_ENABLED(NRF_CRYPTO_BACKEND_MBEDTLS_HASH_SHA512)
  95. #ifdef __cplusplus
  96. }
  97. #endif
  98. #endif // NRF_MODULE_ENABLED(NRF_CRYPTO_BACKEND_MBEDTLS)
  99. /**@} */
  100. #endif //MBEDTLS_BACKEND_HASH_H__