ocrypto_xmssmt_sha256_verify()

int ocrypto_xmssmt_sha256_verify	(	const uint8_t *	sig,
		size_t	sig_len,
		const uint8_t *	m,
		size_t	m_len,
		const uint8_t *	pk,
		size_t	pk_len )

#include <crypto/nrf_oberon/include/ocrypto_xmss_sha256.h>

XMSS^MT-SHA256 hierarchical signature verification.

The signature sig of the input message msg is verified using the signer's public key pk.

Parameters

sig	Input signature.
sig_len	Length of sig.
m	Input message.
m_len	Length of msg.
pk	Signer's public key.
pk_len	Length of pk.

Return values

0	If the signature is valid.
-1	Otherwise.