ocrypto_ascon_aead128_final_dec()

int ocrypto_ascon_aead128_final_dec	(	ocrypto_ascon_aead_ctx *	ctx,
		const uint8_t	tag[16] )

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

Ascon-AEAD128 final decoder step.

The generator state ctx is used to finalize the decryption and check the tag.

Parameters

ctx	Generator state.
tag	Received authentication tag.

Return values

0	If tag is valid.
-1	Otherwise.