oberon_backend_ecdsa.h 3.8 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 OBERON_BACKEND_ECDSA_H__
  41. #define OBERON_BACKEND_ECDSA_H__
  42. #include "sdk_config.h"
  43. #include "nordic_common.h"
  44. #if NRF_MODULE_ENABLED(NRF_CRYPTO) && NRF_MODULE_ENABLED(NRF_CRYPTO_BACKEND_OBERON)
  45. #include <stdint.h>
  46. #include "nrf_crypto_ecc_shared.h"
  47. #include "nrf_crypto_ecdsa_shared.h"
  48. #ifdef __cplusplus
  49. extern "C" {
  50. #endif
  51. #if NRF_MODULE_ENABLED(NRF_CRYPTO_BACKEND_OBERON_ECC_SECP256R1)
  52. /** @internal See @ref nrf_crypto_backend_ecdsa_sign_fn_t.
  53. */
  54. ret_code_t nrf_crypto_backend_secp256r1_sign(
  55. void * p_context,
  56. void const * p_private_key,
  57. uint8_t const * p_data,
  58. size_t data_size,
  59. uint8_t * p_signature);
  60. /** @internal See @ref nrf_crypto_backend_ecdsa_verify_fn_t.
  61. */
  62. ret_code_t nrf_crypto_backend_secp256r1_verify(
  63. void * p_context,
  64. void const * p_public_key,
  65. uint8_t const * p_data,
  66. size_t data_size,
  67. uint8_t const * p_signature);
  68. #define NRF_CRYPTO_BACKEND_SECP256R1_SIGN_CONTEXT_SIZE 0
  69. #define NRF_CRYPTO_BACKEND_SECP256R1_VERIFY_CONTEXT_SIZE 0
  70. typedef uint32_t nrf_crypto_backend_secp256r1_sign_context_t;
  71. typedef uint32_t nrf_crypto_backend_secp256r1_verify_context_t;
  72. #endif
  73. #if NRF_MODULE_ENABLED(NRF_CRYPTO_BACKEND_OBERON_ECC_CURVE25519)
  74. // Curve25519 is not designed for ECDSA
  75. #define NRF_CRYPTO_BACKEND_CURVE25519_SIGN_CONTEXT_SIZE 0
  76. #define NRF_CRYPTO_BACKEND_CURVE25519_VERIFY_CONTEXT_SIZE 0
  77. typedef uint32_t nrf_crypto_backend_curve25519_sign_context_t;
  78. typedef uint32_t nrf_crypto_backend_curve25519_verify_context_t;
  79. #define nrf_crypto_backend_curve25519_sign NULL
  80. #define nrf_crypto_backend_curve25519_verify NULL
  81. #endif
  82. #ifdef __cplusplus
  83. }
  84. #endif
  85. #endif // NRF_MODULE_ENABLED(NRF_CRYPTO) && NRF_MODULE_ENABLED(NRF_CRYPTO_BACKEND_OBERON)
  86. #endif // OBERON_BACKEND_ECDSA_H__