16238255757

Committed 12 Jul 2025 01:00PM UTC coverage: 84.857% (-6.3%) from 91.134%

Build # 16238255757

Build Type

Pull #12

github

Committed by

web-flow

Commit Message

Merge 97611838a into 5ce1049c0

Pull Request Pull Request #12: WIP: Add montgomery

Run Details

270 of 376 new or added lines in 17 files covered. (71.81%)

2 existing lines in 1 file now uncovered.

947 of 1116 relevant lines covered (84.86%)

23.02 hits per line

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81.25

/src/Math/TE_ANeg1_Math.php

<?php

namespace Famoser\Elliptic\Math;

use Famoser\Elliptic\Math\Calculator\SW_ANeg3_Calculator;
use Famoser\Elliptic\Math\Calculator\TE_ANeg1_Calculator;
use Famoser\Elliptic\Primitives\Curve;
use Famoser\Elliptic\Primitives\Point;

/**
 * Twisted Edwards math for a=-1 mod p
 */
class TE_ANeg1_Math extends AbstractMath implements MathInterface
{
    private readonly TE_ANeg1_Calculator $calculator;

    public function __construct(Curve $curve)
    {
        parent::__construct($curve);

        $this->calculator = new TE_ANeg1_Calculator($curve);
    }

    public function add(Point $a, Point $b): Point
    {
        $nativeA = $this->calculator->affineToNative($a);
        $nativeB = $this->calculator->affineToNative($b);

        $nativeResult = $this->calculator->add($nativeA, $nativeB);

        return $this->calculator->nativeToAffine($nativeResult);
    }

    public function double(Point $a): Point
    {
        $nativeA = $this->calculator->affineToNative($a);

        $nativeResult = $this->calculator->double($nativeA);

        return $this->calculator->nativeToAffine($nativeResult);
    }

    public function mul(Point $point, \GMP $factor): Point
    {
        $native = $this->calculator->affineToNative($point);

        $nativeResult = $this->calculator->mul($native, $factor);

        return $this->calculator->nativeToAffine($nativeResult);
    }
}

1	<?php
2
3	namespace Famoser\Elliptic\Math;
4
5	use Famoser\Elliptic\Math\Calculator\SW_ANeg3_Calculator;
6	use Famoser\Elliptic\Math\Calculator\TE_ANeg1_Calculator;
7	use Famoser\Elliptic\Primitives\Curve;
8	use Famoser\Elliptic\Primitives\Point;
9
10	/**
11	* Twisted Edwards math for a=-1 mod p
12	*/
13	class TE_ANeg1_Math extends AbstractMath implements MathInterface
14	{
15	private readonly TE_ANeg1_Calculator $calculator;
16
NEW 17	public function __construct(Curve $curve)	×
18	{
NEW 19	parent::__construct($curve);	×
20
NEW 21	$this->calculator = new TE_ANeg1_Calculator($curve);	×
22	}
23
24	public function add(Point $a, Point $b): Point	3✔
25	{
26	$nativeA = $this->calculator->affineToNative($a);	3✔
27	$nativeB = $this->calculator->affineToNative($b);	3✔
28
29	$nativeResult = $this->calculator->add($nativeA, $nativeB);	3✔
30
31	return $this->calculator->nativeToAffine($nativeResult);	3✔
32	}
33
34	public function double(Point $a): Point	3✔
35	{
36	$nativeA = $this->calculator->affineToNative($a);	3✔
37
38	$nativeResult = $this->calculator->double($nativeA);	3✔
39
40	return $this->calculator->nativeToAffine($nativeResult);	3✔
41	}
42
43	public function mul(Point $point, \GMP $factor): Point	4✔
44	{
45	$native = $this->calculator->affineToNative($point);	4✔
46
47	$nativeResult = $this->calculator->mul($native, $factor);	4✔
48
49	return $this->calculator->nativeToAffine($nativeResult);	4✔
50	}
51	}

famoser / elliptic / 16238255757

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