mcuboot/ext/nrf/cc310_glue.h

78 lines
2.3 KiB
C

/*
* Copyright Nordic Semiconductor ASA
* SPDX-License-Identifier: Apache-2.0
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may
* not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef NRF_CC310_GLUE_H__
#define NRF_CC310_GLUE_H__
#include <nrf.h>
#include <nrf_cc310_bl_init.h>
#include <nrf_cc310_bl_hash_sha256.h>
#include <nrf_cc310_bl_ecdsa_verify_secp256r1.h>
#include <devicetree.h>
#include <string.h>
/*
* Name translation for peripherals with only one type of access available.
*/
#if !defined(NRF_TRUSTZONE_NONSECURE) && defined(CONFIG_ARM_TRUSTZONE_M)
#define NRF_CRYPTOCELL NRF_CRYPTOCELL_S
#endif
typedef nrf_cc310_bl_hash_context_sha256_t bootutil_sha256_context;
int cc310_ecdsa_verify_secp256r1(uint8_t *hash,
uint8_t *public_key,
uint8_t *signature,
size_t hash_len);
int cc310_init(void);
static inline void cc310_sha256_init(nrf_cc310_bl_hash_context_sha256_t *ctx);
void cc310_sha256_update(nrf_cc310_bl_hash_context_sha256_t *ctx,
const void *data,
uint32_t data_len);
static inline void nrf_cc310_enable(void)
{
NRF_CRYPTOCELL->ENABLE=1;
}
static inline void nrf_cc310_disable(void)
{
NRF_CRYPTOCELL->ENABLE=0;
}
/* Enable and disable cc310 to reduce power consumption */
static inline void cc310_sha256_init(nrf_cc310_bl_hash_context_sha256_t * ctx)
{
cc310_init();
nrf_cc310_enable();
nrf_cc310_bl_hash_sha256_init(ctx);
}
static inline void cc310_sha256_finalize(bootutil_sha256_context *ctx,
uint8_t *output)
{
nrf_cc310_bl_hash_sha256_finalize(ctx,
(nrf_cc310_bl_hash_digest_sha256_t *)output);
nrf_cc310_disable();
}
#endif /* NRF_CC310_GLUE_H__ */