ocrypto_curve_p256_scalarmult()

int ocrypto_curve_p256_scalarmult	(	ocrypto_cp_p256 *	r,
		const ocrypto_cp_p256 *	p,
		const ocrypto_sc_p256 *	s
	)

#include <crypto/nrf_oberon/include/ocrypto_curve_p256.h>

P256 scalar multiplication.

r = p * s r = [0,0] if p = [0,0] or s mod q = 0

Parameters

[out]	r	Output point.
	p	Input point.
	s	Scalar.

Return values

-1	If r = [0,0].
0	If 0 < s < q.
1	If s > q.