ocrypto_hmac_sha256_update()

void ocrypto_hmac_sha256_update	(	ocrypto_hmac_sha256_ctx *	ctx,
		const uint8_t *	in,
		size_t	in_len
	)

#include <crypto/nrf_oberon/include/ocrypto_hmac_sha256.h>

HMAC-SHA-256 incremental data input.

The generator state ctx is updated to authenticate a message chunk in.

This function can be called repeatedly until the whole message is processed.

Parameters

ctx	Generator state.
in	Input data.
in_len	Length of in.

Remarks

Initialization of the generator state ctx through ocrypto_hmac_sha256_init is required before this function can be called.