curve_shortw_to_montgomery
ATTRIBUTE_WARN_UNUSED_RET int curve_shortw_to_montgomery(ec_shortw_crv_src_t shortw_crv, ec_montgomery_crv_t montgomery_crv, fp_src_t alpha_montgomery, fp_src_t gamma_montgomery);
ret = curve_shortw_to_montgomery(shortw_crv, &montgomery_crv, alpha_montgomery, gamma_montgomery); EG(ret, err);
ret = curve_shortw_to_montgomery(shortw_curve, &montgomery_curve, alpha_montgomery,