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Diffstat (limited to 'thirdparty/nRF5_SDK_15.0.0_a53641a/components/libraries/crypto/backend/nrf_hw/nrf_hw_backend_rng.h')
-rw-r--r-- | thirdparty/nRF5_SDK_15.0.0_a53641a/components/libraries/crypto/backend/nrf_hw/nrf_hw_backend_rng.h | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/thirdparty/nRF5_SDK_15.0.0_a53641a/components/libraries/crypto/backend/nrf_hw/nrf_hw_backend_rng.h b/thirdparty/nRF5_SDK_15.0.0_a53641a/components/libraries/crypto/backend/nrf_hw/nrf_hw_backend_rng.h new file mode 100644 index 0000000..fcf6b8d --- /dev/null +++ b/thirdparty/nRF5_SDK_15.0.0_a53641a/components/libraries/crypto/backend/nrf_hw/nrf_hw_backend_rng.h @@ -0,0 +1,104 @@ +/** + * Copyright (c) 2018 - 2018, 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 NRF_HW_BACKEND_RNG_H__ +#define NRF_HW_BACKEND_RNG_H__ + +/** @file + * + * @defgroup nrf_crypto_nrf_hw_backend_rng nrf_crypto HW RNG backend + * @{ + * @ingroup nrf_crypto_backends + * + * @brief RNG functionality provided by the nrf_crypto nRF HW RNG backend. + */ + +#include "sdk_common.h" +#if NRF_MODULE_ENABLED(NRF_CRYPTO_BACKEND_NRF_HW_RNG) && \ + !NRF_MODULE_ENABLED(NRF_CRYPTO_BACKEND_NRF_HW_RNG_MBEDTLS_CTR_DRBG) + +#if !NRF_MODULE_ENABLED(RNG) +#error Enable RNG_ENABLED in sdk_config.h. +#endif + +#if !NRFX_RNG_CONFIG_ERROR_CORRECTION +#error Enable NRFX_RNG_CONFIG_ERROR_CORRECTION and RNG_CONFIG_ERROR_CORRECTION in sdk_config.h. +#endif + +#include "nrf_crypto_rng_shared.h" + + +#ifdef __cplusplus +extern "C" { +#endif + + +#if NRF_MODULE_ENABLED(NRF_CRYPTO_RNG) +#error "More than one RNG backend enabled." +#endif // NRF_MODULE_ENABLED(NRF_CRYPTO_RNG) +#define NRF_CRYPTO_RNG_ENABLED 1 + + +/** + * @internal @brief Context for nRF RNG peripheral. + */ +typedef struct +{ + nrf_crypto_rng_internal_context_t header; //!< Internal common context header. +} nrf_crypto_backend_rng_context_t; + +/** + * @internal @brief Dummy temp buffer for nRF RNG peripheral. + */ +typedef struct +{ + uint32_t reserved; +} nrf_crypto_backend_rng_temp_buffer_t; + + +#ifdef __cplusplus +} +#endif + +#endif // NRF_MODULE_ENABLED(NRF_CRYPTO_BACKEND_NRF_HW_RNG) && !NRF_MODULE_ENABLED(NRF_CRYPTO_BACKEND_NRF_HW_RNG_MBEDTLS_CTR_DRBG) + +/**@} */ + +#endif // NRF_HW_BACKEND_RNG_H__ |