esp-idf/components/bootloader_support/include_bootloader/bootloader_sha.h

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2021-05-09 22:56:51 -04:00
/*
* SPDX-FileCopyrightText: 2017-2021 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
#pragma once
/* Provide a SHA256 API for bootloader_support code,
that can be used from bootloader or app code.
This header is available to source code in the bootloader & bootloader_support components only.
2019-03-25 02:15:14 -04:00
Use mbedTLS APIs or include esp32/sha.h to calculate SHA256 in IDF apps.
*/
#include <stdint.h>
#include <stdlib.h>
#include "esp_err.h"
typedef void *bootloader_sha256_handle_t;
bootloader_sha256_handle_t bootloader_sha256_start(void);
void bootloader_sha256_data(bootloader_sha256_handle_t handle, const void *data, size_t data_len);
void bootloader_sha256_finish(bootloader_sha256_handle_t handle, uint8_t *digest);