ec_point_from_octets
if (!ec_point_from_octets(group, *in, len, &ec_key->pub_key, &form, NULL))
return ec_point_from_octets(group, astr->data, astr->length,
if (!ec_point_from_octets(group, buf, buf_len, &point, NULL, ctx))
int ec_point_from_octets(const EC_GROUP *group, const unsigned char *buf,