66 lines
1.7 KiB
C
66 lines
1.7 KiB
C
/*
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* Copyright (c) 2019 Nordic Semiconductor ASA
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*
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* SPDX-License-Identifier: LicenseRef-BSD-5-Clause-Nordic
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*/
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#ifndef NRF_CC310_GLUE_H__
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#define NRF_CC310_GLUE_H__
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#include <nrf.h>
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#include <nrf_cc310_bl_init.h>
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#include <nrf_cc310_bl_hash_sha256.h>
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#include <nrf_cc310_bl_ecdsa_verify_secp256r1.h>
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#include <devicetree.h>
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#include <string.h>
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/*
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* Name translation for peripherals with only one type of access available.
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*/
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#if !defined(NRF_TRUSTZONE_NONSECURE) && defined(CONFIG_ARM_TRUSTZONE_M)
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#define NRF_CRYPTOCELL NRF_CRYPTOCELL_S
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#endif
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typedef nrf_cc310_bl_hash_context_sha256_t bootutil_sha256_context;
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int cc310_ecdsa_verify_secp256r1(uint8_t *hash,
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uint8_t *public_key,
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uint8_t *signature,
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size_t hash_len);
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int cc310_init(void);
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static inline void cc310_sha256_init(nrf_cc310_bl_hash_context_sha256_t *ctx);
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void cc310_sha256_update(nrf_cc310_bl_hash_context_sha256_t *ctx,
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const void *data,
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uint32_t data_len);
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static inline void nrf_cc310_enable(void)
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{
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NRF_CRYPTOCELL->ENABLE=1;
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}
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static inline void nrf_cc310_disable(void)
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{
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NRF_CRYPTOCELL->ENABLE=0;
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}
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/* Enable and disable cc310 to reduce power consumption */
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static inline void cc310_sha256_init(nrf_cc310_bl_hash_context_sha256_t * ctx)
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{
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cc310_init();
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nrf_cc310_enable();
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nrf_cc310_bl_hash_sha256_init(ctx);
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}
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static inline void cc310_sha256_finalize(bootutil_sha256_context *ctx,
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uint8_t *output)
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{
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nrf_cc310_bl_hash_sha256_finalize(ctx,
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(nrf_cc310_bl_hash_digest_sha256_t *)output);
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nrf_cc310_disable();
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}
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#endif /* NRF_CC310_GLUE_H__ */
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