ocrypto_spake2p_p256_get_key_share()

int ocrypto_spake2p_p256_get_key_share	(	uint8_t	XY[65],
		const uint8_t	w0[32],
		const uint8_t	xy[32],
		const uint8_t	MN[65]
	)

#include <crypto/nrf_oberon/include/ocrypto_spake2p_p256.h>

SPAKE2+ P256 key share calculation.

Parameters

[out]	XY	Public key share.
	w0	First password hash.
	xy	Secret key.
	MN	Random element.

Return values

0	If the key share is valid.
-1	Otherwise.