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home / notabjze / crypfinite.com / wp-includes / sodium_compat / src / Core32 /

ðŸ“ ..
ðŸ“„ BLAKE2b.php(21.8 KB)
ðŸ“ ChaCha20
ðŸ“„ ChaCha20.php(14.17 KB)
ðŸ“ Curve25519
ðŸ“„ Curve25519.php(129.86 KB)
ðŸ“„ Ed25519.php(15.37 KB)
ðŸ“„ HChaCha20.php(5.17 KB)
ðŸ“„ HSalsa20.php(6.78 KB)
ðŸ“„ Int32.php(24 KB)
ðŸ“„ Int64.php(30.44 KB)
ðŸ“ Poly1305
ðŸ“„ Poly1305.php(1.55 KB)
ðŸ“„ Salsa20.php(11.24 KB)
ðŸ“ SecretStream
ðŸ“„ SipHash.php(6.46 KB)
ðŸ“„ Util.php(209 B)
ðŸ“„ X25519.php(10.78 KB)
ðŸ“„ XChaCha20.php(2.4 KB)
ðŸ“„ XSalsa20.php(1.35 KB)

Editing: HSalsa20.php

<?php

if (class_exists('ParagonIE_Sodium_Core32_HSalsa20', false)) {
    return;
}

/**
 * Class ParagonIE_Sodium_Core32_HSalsa20
 */
abstract class ParagonIE_Sodium_Core32_HSalsa20 extends ParagonIE_Sodium_Core32_Salsa20
{
    /**
     * Calculate an hsalsa20 hash of a single block
     *
     * HSalsa20 doesn't have a counter and will never be used for more than
     * one block (used to derive a subkey for xsalsa20).
     *
     * @internal You should not use this directly from another application
     *
     * @param string $in
     * @param string $k
     * @param string|null $c
     * @return string
     * @throws SodiumException
     * @throws TypeError
     */
    public static function hsalsa20($in, $k, $c = null)
    {
        /**
         * @var ParagonIE_Sodium_Core32_Int32 $x0
         * @var ParagonIE_Sodium_Core32_Int32 $x1
         * @var ParagonIE_Sodium_Core32_Int32 $x2
         * @var ParagonIE_Sodium_Core32_Int32 $x3
         * @var ParagonIE_Sodium_Core32_Int32 $x4
         * @var ParagonIE_Sodium_Core32_Int32 $x5
         * @var ParagonIE_Sodium_Core32_Int32 $x6
         * @var ParagonIE_Sodium_Core32_Int32 $x7
         * @var ParagonIE_Sodium_Core32_Int32 $x8
         * @var ParagonIE_Sodium_Core32_Int32 $x9
         * @var ParagonIE_Sodium_Core32_Int32 $x10
         * @var ParagonIE_Sodium_Core32_Int32 $x11
         * @var ParagonIE_Sodium_Core32_Int32 $x12
         * @var ParagonIE_Sodium_Core32_Int32 $x13
         * @var ParagonIE_Sodium_Core32_Int32 $x14
         * @var ParagonIE_Sodium_Core32_Int32 $x15
         * @var ParagonIE_Sodium_Core32_Int32 $j0
         * @var ParagonIE_Sodium_Core32_Int32 $j1
         * @var ParagonIE_Sodium_Core32_Int32 $j2
         * @var ParagonIE_Sodium_Core32_Int32 $j3
         * @var ParagonIE_Sodium_Core32_Int32 $j4
         * @var ParagonIE_Sodium_Core32_Int32 $j5
         * @var ParagonIE_Sodium_Core32_Int32 $j6
         * @var ParagonIE_Sodium_Core32_Int32 $j7
         * @var ParagonIE_Sodium_Core32_Int32 $j8
         * @var ParagonIE_Sodium_Core32_Int32 $j9
         * @var ParagonIE_Sodium_Core32_Int32 $j10
         * @var ParagonIE_Sodium_Core32_Int32 $j11
         * @var ParagonIE_Sodium_Core32_Int32 $j12
         * @var ParagonIE_Sodium_Core32_Int32 $j13
         * @var ParagonIE_Sodium_Core32_Int32 $j14
         * @var ParagonIE_Sodium_Core32_Int32 $j15
         */
        if (self::strlen($k) < 32) {
            throw new RangeException('Key must be 32 bytes long');
        }
        if ($c === null) {
            $x0  = new ParagonIE_Sodium_Core32_Int32(array(0x6170, 0x7865));
            $x5  = new ParagonIE_Sodium_Core32_Int32(array(0x3320, 0x646e));
            $x10 = new ParagonIE_Sodium_Core32_Int32(array(0x7962, 0x2d32));
            $x15 = new ParagonIE_Sodium_Core32_Int32(array(0x6b20, 0x6574));
        } else {
            $x0  = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($c, 0, 4));
            $x5  = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($c, 4, 4));
            $x10 = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($c, 8, 4));
            $x15 = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($c, 12, 4));
        }
        $x1  = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($k, 0, 4));
        $x2  = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($k, 4, 4));
        $x3  = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($k, 8, 4));
        $x4  = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($k, 12, 4));
        $x6  = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($in, 0, 4));
        $x7  = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($in, 4, 4));
        $x8  = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($in, 8, 4));
        $x9  = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($in, 12, 4));
        $x11 = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($k, 16, 4));
        $x12 = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($k, 20, 4));
        $x13 = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($k, 24, 4));
        $x14 = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($k, 28, 4));

for ($i = self::ROUNDS; $i > 0; $i -= 2) {
            $x4  = $x4->xorInt32($x0->addInt32($x12)->rotateLeft(7));
            $x8  = $x8->xorInt32($x4->addInt32($x0)->rotateLeft(9));
            $x12 = $x12->xorInt32($x8->addInt32($x4)->rotateLeft(13));
            $x0  = $x0->xorInt32($x12->addInt32($x8)->rotateLeft(18));

$x9  = $x9->xorInt32($x5->addInt32($x1)->rotateLeft(7));
            $x13 = $x13->xorInt32($x9->addInt32($x5)->rotateLeft(9));
            $x1  = $x1->xorInt32($x13->addInt32($x9)->rotateLeft(13));
            $x5  = $x5->xorInt32($x1->addInt32($x13)->rotateLeft(18));

$x14 = $x14->xorInt32($x10->addInt32($x6)->rotateLeft(7));
            $x2  = $x2->xorInt32($x14->addInt32($x10)->rotateLeft(9));
            $x6  = $x6->xorInt32($x2->addInt32($x14)->rotateLeft(13));
            $x10 = $x10->xorInt32($x6->addInt32($x2)->rotateLeft(18));

$x3  = $x3->xorInt32($x15->addInt32($x11)->rotateLeft(7));
            $x7  = $x7->xorInt32($x3->addInt32($x15)->rotateLeft(9));
            $x11 = $x11->xorInt32($x7->addInt32($x3)->rotateLeft(13));
            $x15 = $x15->xorInt32($x11->addInt32($x7)->rotateLeft(18));

$x1  = $x1->xorInt32($x0->addInt32($x3)->rotateLeft(7));
            $x2  = $x2->xorInt32($x1->addInt32($x0)->rotateLeft(9));
            $x3  = $x3->xorInt32($x2->addInt32($x1)->rotateLeft(13));
            $x0  = $x0->xorInt32($x3->addInt32($x2)->rotateLeft(18));

$x6  = $x6->xorInt32($x5->addInt32($x4)->rotateLeft(7));
            $x7  = $x7->xorInt32($x6->addInt32($x5)->rotateLeft(9));
            $x4  = $x4->xorInt32($x7->addInt32($x6)->rotateLeft(13));
            $x5  = $x5->xorInt32($x4->addInt32($x7)->rotateLeft(18));

$x11 = $x11->xorInt32($x10->addInt32($x9)->rotateLeft(7));
            $x8  = $x8->xorInt32($x11->addInt32($x10)->rotateLeft(9));
            $x9  = $x9->xorInt32($x8->addInt32($x11)->rotateLeft(13));
            $x10 = $x10->xorInt32($x9->addInt32($x8)->rotateLeft(18));

$x12 = $x12->xorInt32($x15->addInt32($x14)->rotateLeft(7));
            $x13 = $x13->xorInt32($x12->addInt32($x15)->rotateLeft(9));
            $x14 = $x14->xorInt32($x13->addInt32($x12)->rotateLeft(13));
            $x15 = $x15->xorInt32($x14->addInt32($x13)->rotateLeft(18));
        }

return $x0->toReverseString() .
            $x5->toReverseString() .
            $x10->toReverseString() .
            $x15->toReverseString() .
            $x6->toReverseString() .
            $x7->toReverseString() .
            $x8->toReverseString() .
            $x9->toReverseString();
    }
}

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Editing: HSalsa20.php

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