78 lines
3.0 KiB
C
78 lines
3.0 KiB
C
|
/**
|
||
|
|
* Copyright (c) 2017 - 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
|
||
|
|
* 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 CC310_BACKEND_SHARED_H__
|
||
|
|
#define CC310_BACKEND_SHARED_H__
|
||
|
|
|
||
|
|
/** @file
|
||
|
|
*
|
||
|
|
* @defgroup nrf_crypto_cc310_backend_shared nrf_crypto CC310 backend shared
|
||
|
|
* @{
|
||
|
|
* @ingroup nrf_crypto_cc310_backend
|
||
|
|
*
|
||
|
|
* @brief Shared functionality for the nrf_crypto CC310 backend.
|
||
|
|
*/
|
||
|
|
|
||
|
|
#ifdef __cplusplus
|
||
|
|
extern "C" {
|
||
|
|
#endif
|
||
|
|
|
||
|
|
/**@internal @brief Macro definition for largest possible input data on CC310 DMA. */
|
||
|
|
#define CC310_MAX_LENGTH_DMA_OPERATIONS (0xFFFF)
|
||
|
|
#define CC310_MAX_LENGTH_DMA_AES_OPERATIONS (0xFFF0)
|
||
|
|
|
||
|
|
|
||
|
|
/**@internal @brief Function to pass to CC310 library API as random number generator. It uses
|
||
|
|
* nrf_crypto libary frontend API to generate random number.
|
||
|
|
* @param[in,out] p_state Unused. Required by CC310 library API.
|
||
|
|
* @param[in] size Number of bytes in generated vector.
|
||
|
|
* @param[out] p_data Place where generated bytes will be written.
|
||
|
|
*/
|
||
|
|
uint32_t nrf_crypto_backend_cc310_rng(void * p_state, uint16_t size, uint8_t * p_data);
|
||
|
|
|
||
|
|
|
||
|
|
#ifdef __cplusplus
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
|
||
|
|
/**@} */
|
||
|
|
|
||
|
|
#endif // CC310_BACKEND_SHARED_H__
|