/* * mbed Microcontroller Library * Copyright (c) 2019 Cypress Semiconductor Corporation * 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. */ /** * \file crypto_common.h * \version 1.0 * * \brief Header file for common mbedtls acceleration functions * */ #if !defined(CRYPTO_COMMON_H) #define CRYPTO_COMMON_H #if defined(MBEDTLS_CONFIG_FILE) #include MBEDTLS_CONFIG_FILE #else #include "config.h" #endif #include "mbedtls/ecp.h" #include "cy_crypto_core_sha.h" #include "cyhal_crypto_common.h" /** CRYPTO object */ typedef struct { #if defined(CY_IP_MXCRYPTO_INSTANCES) || defined(CPUSS_CRYPTO_PRESENT) CRYPTO_Type* base; cyhal_resource_inst_t resource; cyhal_crypto_feature_t feature; #endif } cy_hw_crypto_t; bool cy_hw_crypto_reserve(cy_hw_crypto_t *obj, cyhal_crypto_feature_t feature); void cy_hw_crypto_release(cy_hw_crypto_t *obj); void cy_hw_zeroize(void *data, uint32_t dataSize); void cy_hw_sha_init(void *ctx, uint32_t ctxSize); void cy_hw_sha_free(void *ctx, uint32_t ctxSize); int cy_hw_sha_start (cy_hw_crypto_t *obj, cy_stc_crypto_sha_state_t *hashState, cy_en_crypto_sha_mode_t shaMode, void *shaBuffers); int cy_hw_sha_update(cy_hw_crypto_t *obj, cy_stc_crypto_sha_state_t *hashState, const uint8_t *in, uint32_t inlen); int cy_hw_sha_finish(cy_hw_crypto_t *obj, cy_stc_crypto_sha_state_t *hashState, uint8_t *output); void cy_hw_sha_clone(void *ctxDst, const void *ctxSrc, uint32_t ctxSize, cy_stc_crypto_sha_state_t *hashStateDst, void *shaBuffersDst); int cy_hw_sha_process(cy_hw_crypto_t *obj, cy_stc_crypto_sha_state_t *hashState, const uint8_t *in); #endif /* (CRYPTO_COMMON_H) */