atca_crypto_sw_sha2.h File Reference

Wrapper API for software SHA 256 routines.

Copyright

(c) 2019 Microchip Technology Inc. and its subsidiaries.

#include "atca_crypto_sw.h"
#include <stddef.h>
#include <stdint.h>

Data Structures
struct	atcac_sha2_256_ctx

Macros
#define	ATCA_SHA2_256_DIGEST_SIZE   (32)

Functions
int	atcac_sw_sha2_256 (const uint8_t *data, size_t data_size, uint8_t digest[ATCA_SHA2_256_DIGEST_SIZE])
	single call convenience function which computes Hash of given data using SHA256 software More...
int	atcac_sw_sha2_256_finish (atcac_sha2_256_ctx *ctx, uint8_t digest[ATCA_SHA2_256_DIGEST_SIZE])
	completes the final SHA256 calculation and returns the final digest/hash More...
int	atcac_sw_sha2_256_init (atcac_sha2_256_ctx *ctx)
	initializes the SHA256 software More...
int	atcac_sw_sha2_256_update (atcac_sha2_256_ctx *ctx, const uint8_t *data, size_t data_size)
	updates the running hash with the next block of data, called iteratively for the entire stream of data to be hashed using the SHA256 software More...