ocrypto_kmac256()

void ocrypto_kmac256	(	uint8_t *	r,
		size_t	r_len,
		const uint8_t *	key,
		size_t	key_len,
		const uint8_t *	in,
		size_t	in_len,
		const uint8_t *	s,
		size_t	s_len
	)

KMAC256 Message Authentication Code function.

The KMAC256 output of a given input message in and key key is computed and put into r.

Parameters

[out]	r	Generated mac.
	r_len	Length of r.
	key	Key.
	key_len	Length of key.
	in	Input data.
	in_len	Length of in.
	s	Customization bit string.
	s_len	Length of s.