101         $curve = self::loadCurveByParam($xpath);
106             self::extractPointRFC4050($xpath, $curve) :
107             self::extractPoint("\0" . $pubkey, $curve);
183     private static function extractPointRFC4050(\DOMXPath $xpath, BaseCurve $curve)  argument
194             $curve->convertInteger(new BigInteger($x->item(0)->getAttribute('Value'))),
195             $curve->convertInteger(new BigInteger($y->item(0)->getAttribute('Value')))
197         if (!$curve->verifyPoint($point)) {
221             $curve = '\phpseclib3\Crypt\EC\Curves\\' . $name;
222             if (!class_exists($curve)) {
225             return new $curve();
265                 $curve = new PrimeCurve();
266                 $curve->setModulo(new BigInteger($p, 256));
267                 $curve->setCoefficients(
271                 $point = self::extractPoint("\0" . $base, $curve);
272                 $curve->setBasePoint(...$point);
273                 $curve->setOrder(new BigInteger($order, 256));
274                 return $curve;
317                 $curve = new PrimeCurve();
320                 $curve->setModulo(new BigInteger($p));
324                 $curve->setCoefficients(
331                 $curve->setBasePoint(
337                 $curve->setOrder(new BigInteger($order));
338                 return $curve;
380     public static function savePublicKey(BaseCurve $curve, array $publicKey, array $options = [])  argument
384         if ($curve instanceof TwistedEdwardsCurve || $curve instanceof MontgomeryCurve) {
397                    self::encodeXMLParameters($curve, $pre, $options) . "\r\n" .
408                self::encodeXMLParameters($curve, $pre, $options) . "\r\n" .
421     private static function encodeXMLParameters(BaseCurve $curve, $pre, array $options = [])  argument
423         $result = self::encodeParameters($curve, true, $options);
441                     $a = $curve->getA();
442                     $b = $curve->getB();
443                     list($x, $y) = $curve->getBasePoint();
460                    '<' . $pre . 'Order>' . $curve->getOrder() . '</' . $pre . 'Order>' . "\r\n" .