AlkantarClanX12
Current Path : /home/thanudqk/128shen.com/wp-includes/sodium_compat/src/Core32/ |
Current File : //home/thanudqk/128shen.com/wp-includes/sodium_compat/src/Core32/HChaCha20.php |
<?php if (class_exists('ParagonIE_Sodium_Core32_HChaCha20', false)) { return; } /** * Class ParagonIE_Sodium_Core_HChaCha20 */ class ParagonIE_Sodium_Core32_HChaCha20 extends ParagonIE_Sodium_Core32_ChaCha20 { /** * @param string $in * @param string $key * @param string|null $c * @return string * @throws SodiumException * @throws TypeError */ public static function hChaCha20($in = '', $key = '', $c = null) { $ctx = array(); if ($c === null) { $ctx[0] = new ParagonIE_Sodium_Core32_Int32(array(0x6170, 0x7865)); $ctx[1] = new ParagonIE_Sodium_Core32_Int32(array(0x3320, 0x646e)); $ctx[2] = new ParagonIE_Sodium_Core32_Int32(array(0x7962, 0x2d32)); $ctx[3] = new ParagonIE_Sodium_Core32_Int32(array(0x6b20, 0x6574)); } else { $ctx[0] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($c, 0, 4)); $ctx[1] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($c, 4, 4)); $ctx[2] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($c, 8, 4)); $ctx[3] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($c, 12, 4)); } $ctx[4] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($key, 0, 4)); $ctx[5] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($key, 4, 4)); $ctx[6] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($key, 8, 4)); $ctx[7] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($key, 12, 4)); $ctx[8] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($key, 16, 4)); $ctx[9] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($key, 20, 4)); $ctx[10] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($key, 24, 4)); $ctx[11] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($key, 28, 4)); $ctx[12] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($in, 0, 4)); $ctx[13] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($in, 4, 4)); $ctx[14] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($in, 8, 4)); $ctx[15] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($in, 12, 4)); return self::hChaCha20Bytes($ctx); } /** * @param array $ctx * @return string * @throws SodiumException * @throws TypeError */ protected static function hChaCha20Bytes(array $ctx) { /** @var ParagonIE_Sodium_Core32_Int32 $x0 */ $x0 = $ctx[0]; /** @var ParagonIE_Sodium_Core32_Int32 $x1 */ $x1 = $ctx[1]; /** @var ParagonIE_Sodium_Core32_Int32 $x2 */ $x2 = $ctx[2]; /** @var ParagonIE_Sodium_Core32_Int32 $x3 */ $x3 = $ctx[3]; /** @var ParagonIE_Sodium_Core32_Int32 $x4 */ $x4 = $ctx[4]; /** @var ParagonIE_Sodium_Core32_Int32 $x5 */ $x5 = $ctx[5]; /** @var ParagonIE_Sodium_Core32_Int32 $x6 */ $x6 = $ctx[6]; /** @var ParagonIE_Sodium_Core32_Int32 $x7 */ $x7 = $ctx[7]; /** @var ParagonIE_Sodium_Core32_Int32 $x8 */ $x8 = $ctx[8]; /** @var ParagonIE_Sodium_Core32_Int32 $x9 */ $x9 = $ctx[9]; /** @var ParagonIE_Sodium_Core32_Int32 $x10 */ $x10 = $ctx[10]; /** @var ParagonIE_Sodium_Core32_Int32 $x11 */ $x11 = $ctx[11]; /** @var ParagonIE_Sodium_Core32_Int32 $x12 */ $x12 = $ctx[12]; /** @var ParagonIE_Sodium_Core32_Int32 $x13 */ $x13 = $ctx[13]; /** @var ParagonIE_Sodium_Core32_Int32 $x14 */ $x14 = $ctx[14]; /** @var ParagonIE_Sodium_Core32_Int32 $x15 */ $x15 = $ctx[15]; for ($i = 0; $i < 10; ++$i) { # QUARTERROUND( x0, x4, x8, x12) list($x0, $x4, $x8, $x12) = self::quarterRound($x0, $x4, $x8, $x12); # QUARTERROUND( x1, x5, x9, x13) list($x1, $x5, $x9, $x13) = self::quarterRound($x1, $x5, $x9, $x13); # QUARTERROUND( x2, x6, x10, x14) list($x2, $x6, $x10, $x14) = self::quarterRound($x2, $x6, $x10, $x14); # QUARTERROUND( x3, x7, x11, x15) list($x3, $x7, $x11, $x15) = self::quarterRound($x3, $x7, $x11, $x15); # QUARTERROUND( x0, x5, x10, x15) list($x0, $x5, $x10, $x15) = self::quarterRound($x0, $x5, $x10, $x15); # QUARTERROUND( x1, x6, x11, x12) list($x1, $x6, $x11, $x12) = self::quarterRound($x1, $x6, $x11, $x12); # QUARTERROUND( x2, x7, x8, x13) list($x2, $x7, $x8, $x13) = self::quarterRound($x2, $x7, $x8, $x13); # QUARTERROUND( x3, x4, x9, x14) list($x3, $x4, $x9, $x14) = self::quarterRound($x3, $x4, $x9, $x14); } return $x0->toReverseString() . $x1->toReverseString() . $x2->toReverseString() . $x3->toReverseString() . $x12->toReverseString() . $x13->toReverseString() . $x14->toReverseString() . $x15->toReverseString(); } }