Tasmota/lib/libesp32_div/ESP32-HomeKit/src/esp_mfi_sha.h
2021-03-11 14:48:59 +01:00

173 lines
4.0 KiB
C

/*
* ESPRESSIF MIT License
*
* Copyright (c) 2020 <ESPRESSIF SYSTEMS (SHANGHAI) PTE LTD>
*
* Permission is hereby granted for use on ESPRESSIF SYSTEMS products only, in which case,
* it is free of charge, to any person obtaining a copy of this software and associated
* documentation files (the "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the Software is furnished
* to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all copies or
* substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
*/
#ifndef ESP_MFI_SHA_H_
#define ESP_MFI_SHA_H_
#include <stdint.h>
#ifdef __cplusplus
extern "C" {
#endif
typedef void* esp_mfi_sha_ctx_t;
/*
* SHA1 declarations
*/
#define MFI_SHA1_SIZE 20
/**
* @brief Create SHA1 context
*
* @return pointer of the SHA1 context
*/
esp_mfi_sha_ctx_t esp_mfi_sha1_new(void);
/**
* @brief Init SHA1 context
*
* @param ctx pointer of the SHA1 context
*/
void esp_mfi_sha1_init(esp_mfi_sha_ctx_t ctx);
/**
* @brief Update SHA1 context
*
* @param ctx pointer of the SHA1 context
* @param msg pointer of the input data
* @param len input data length
*/
void esp_mfi_sha1_update(esp_mfi_sha_ctx_t ctx, const uint8_t *msg, int len);
/**
* @brief Final SHA1 context
*
* @param digest pointer of output data
* @param ctx pointer of the SHA1 context
*/
void esp_mfi_sha1_final(esp_mfi_sha_ctx_t ctx, uint8_t *digest);
/**
* @brief Free SHA1 context
*
* @param ctx pointer of the SHA1 context
*/
void esp_mfi_sha1_free(esp_mfi_sha_ctx_t ctx);
/*
* SHA256 declarations
*/
#define MFI_SHA256_SIZE 32
/**
* @brief Create SHA256 context
*
* @return pointer of the SHA256 context
*/
esp_mfi_sha_ctx_t esp_mfi_sha256_new(void);
/**
* @brief Init SHA256 context
*
* @param ctx pointer of the SHA256 context
*/
void esp_mfi_sha256_init(esp_mfi_sha_ctx_t ctx);
/**
* @brief Update SHA256 context
*
* @param ctx pointer of the SHA256 context
* @param msg pointer of input data
* @param len input data length
*/
void esp_mfi_sha256_update(esp_mfi_sha_ctx_t ctx, const uint8_t *input, int len);
/**
* @brief Final SHA256 context
*
* @param digest pointer of output data
* @param ctx pointer of the SHA256 context
*/
void esp_mfi_sha256_final(esp_mfi_sha_ctx_t ctx, uint8_t *digest);
/**
* @brief Free SHA256 context
*
* @param ctx pointer of the SHA256 context
*/
void esp_mfi_sha256_free(esp_mfi_sha_ctx_t ctx);
/*
* SHA512 declarations
*/
#define MFI_SHA512_SIZE 64
/**
* @brief Create SHA512 context
*
* @return pointer of the SHA512 context
*/
esp_mfi_sha_ctx_t esp_mfi_sha512_new(void);
/**
* @brief Init SHA512 context
*
* @param ctx pointer of the SHA512 context
*/
void esp_mfi_sha512_init(esp_mfi_sha_ctx_t ctx);
/**
* @brief Update SHA512 context
*
* @param ctx pointer of the SHA512 context
* @param msg pointer of input data
* @param len input data length
*/
void esp_mfi_sha512_update(esp_mfi_sha_ctx_t ctx, const uint8_t *input, int len);
/**
* @brief Final SHA512 context
*
* @param digest pointer of output data
* @param ctx pointer of the SHA512 context
*/
void esp_mfi_sha512_final(esp_mfi_sha_ctx_t ctx, uint8_t *digest);
/**
* @brief Free SHA512 context
*
* @param ctx pointer of the SHA512 context
*/
void esp_mfi_sha512_free(esp_mfi_sha_ctx_t ctx);
#ifdef __cplusplus
}
#endif
#endif /* ESP_MFI_SHA_H_ */