PK t[�
�H H
composer.jsonnu �[��� {
"name": "paragonie/sodium_compat",
"description": "Pure PHP implementation of libsodium; uses the PHP extension if it exists",
"keywords": [
"PHP",
"cryptography",
"elliptic curve",
"elliptic curve cryptography",
"Pure-PHP cryptography",
"side-channel resistant",
"Curve25519",
"X25519",
"ECDH",
"Elliptic Curve Diffie-Hellman",
"Ed25519",
"RFC 7748",
"RFC 8032",
"EdDSA",
"Edwards-curve Digital Signature Algorithm",
"ChaCha20",
"Salsa20",
"Xchacha20",
"Xsalsa20",
"Poly1305",
"BLAKE2b",
"public-key cryptography",
"secret-key cryptography",
"AEAD",
"Chapoly",
"Salpoly",
"ChaCha20-Poly1305",
"XSalsa20-Poly1305",
"XChaCha20-Poly1305",
"encryption",
"authentication",
"libsodium"
],
"license": "ISC",
"authors": [
{
"name": "Paragon Initiative Enterprises",
"email": "security@paragonie.com"
},
{
"name": "Frank Denis",
"email": "jedisct1@pureftpd.org"
}
],
"autoload": {
"files": ["autoload.php"]
},
"require": {
"php": "^5.2.4|^5.3|^5.4|^5.5|^5.6|^7|^8",
"paragonie/random_compat": ">=1"
},
"require-dev": {
"phpunit/phpunit": "^3|^4|^5|^6|^7|^8|^9"
},
"scripts": {
"test": "phpunit"
},
"suggest": {
"ext-libsodium": "PHP < 7.0: Better performance, password hashing (Argon2i), secure memory management (memzero), and better security.",
"ext-sodium": "PHP >= 7.0: Better performance, password hashing (Argon2i), secure memory management (memzero), and better security."
}
}
PK t[��&�( ( src/Core32/ChaCha20/error_lognu �[��� [02-Aug-2025 23:27:56 UTC] PHP Fatal error: Uncaught Error: Class "ParagonIE_Sodium_Core32_Util" not found in /home/otwalrll/public_html/wp-includes/sodium_compat/src/Core32/ChaCha20/Ctx.php:10
Stack trace:
#0 {main}
thrown in /home/otwalrll/public_html/wp-includes/sodium_compat/src/Core32/ChaCha20/Ctx.php on line 10
[02-Aug-2025 23:39:53 UTC] PHP Fatal error: Uncaught Error: Class "ParagonIE_Sodium_Core32_ChaCha20_Ctx" not found in /home/otwalrll/public_html/wp-includes/sodium_compat/src/Core32/ChaCha20/IetfCtx.php:10
Stack trace:
#0 {main}
thrown in /home/otwalrll/public_html/wp-includes/sodium_compat/src/Core32/ChaCha20/IetfCtx.php on line 10
[04-Aug-2025 02:03:00 UTC] PHP Fatal error: Uncaught Error: Class "ParagonIE_Sodium_Core32_ChaCha20_Ctx" not found in /home/otwalrll/public_html/wp-includes/sodium_compat/src/Core32/ChaCha20/IetfCtx.php:10
Stack trace:
#0 {main}
thrown in /home/otwalrll/public_html/wp-includes/sodium_compat/src/Core32/ChaCha20/IetfCtx.php on line 10
[04-Aug-2025 02:03:01 UTC] PHP Fatal error: Uncaught Error: Class "ParagonIE_Sodium_Core32_Util" not found in /home/otwalrll/public_html/wp-includes/sodium_compat/src/Core32/ChaCha20/Ctx.php:10
Stack trace:
#0 {main}
thrown in /home/otwalrll/public_html/wp-includes/sodium_compat/src/Core32/ChaCha20/Ctx.php on line 10
PK t[X�v�( ( src/Core32/ChaCha20/Ctx.phpnu �[��� <?php
if (class_exists('ParagonIE_Sodium_Core_ChaCha20_Ctx', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core32_ChaCha20_Ctx
*/
class ParagonIE_Sodium_Core32_ChaCha20_Ctx extends ParagonIE_Sodium_Core32_Util implements ArrayAccess
{
/**
* @var SplFixedArray internally, <int, ParagonIE_Sodium_Core32_Int32>
*/
protected $container;
/**
* ParagonIE_Sodium_Core_ChaCha20_Ctx constructor.
*
* @internal You should not use this directly from another application
*
* @param string $key ChaCha20 key.
* @param string $iv Initialization Vector (a.k.a. nonce).
* @param string $counter The initial counter value.
* Defaults to 8 0x00 bytes.
* @throws InvalidArgumentException
* @throws SodiumException
* @throws TypeError
*/
public function __construct($key = '', $iv = '', $counter = '')
{
if (self::strlen($key) !== 32) {
throw new InvalidArgumentException('ChaCha20 expects a 256-bit key.');
}
if (self::strlen($iv) !== 8) {
throw new InvalidArgumentException('ChaCha20 expects a 64-bit nonce.');
}
$this->container = new SplFixedArray(16);
/* "expand 32-byte k" as per ChaCha20 spec */
$this->container[0] = new ParagonIE_Sodium_Core32_Int32(array(0x6170, 0x7865));
$this->container[1] = new ParagonIE_Sodium_Core32_Int32(array(0x3320, 0x646e));
$this->container[2] = new ParagonIE_Sodium_Core32_Int32(array(0x7962, 0x2d32));
$this->container[3] = new ParagonIE_Sodium_Core32_Int32(array(0x6b20, 0x6574));
$this->container[4] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($key, 0, 4));
$this->container[5] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($key, 4, 4));
$this->container[6] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($key, 8, 4));
$this->container[7] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($key, 12, 4));
$this->container[8] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($key, 16, 4));
$this->container[9] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($key, 20, 4));
$this->container[10] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($key, 24, 4));
$this->container[11] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($key, 28, 4));
if (empty($counter)) {
$this->container[12] = new ParagonIE_Sodium_Core32_Int32();
$this->container[13] = new ParagonIE_Sodium_Core32_Int32();
} else {
$this->container[12] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($counter, 0, 4));
$this->container[13] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($counter, 4, 4));
}
$this->container[14] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($iv, 0, 4));
$this->container[15] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($iv, 4, 4));
}
/**
* @internal You should not use this directly from another application
*
* @param int $offset
* @param int|ParagonIE_Sodium_Core32_Int32 $value
* @return void
*/
#[ReturnTypeWillChange]
public function offsetSet($offset, $value)
{
if (!is_int($offset)) {
throw new InvalidArgumentException('Expected an integer');
}
if ($value instanceof ParagonIE_Sodium_Core32_Int32) {
/*
} elseif (is_int($value)) {
$value = ParagonIE_Sodium_Core32_Int32::fromInt($value);
*/
} else {
throw new InvalidArgumentException('Expected an integer');
}
$this->container[$offset] = $value;
}
/**
* @internal You should not use this directly from another application
*
* @param int $offset
* @return bool
* @psalm-suppress MixedArrayOffset
*/
#[ReturnTypeWillChange]
public function offsetExists($offset)
{
return isset($this->container[$offset]);
}
/**
* @internal You should not use this directly from another application
*
* @param int $offset
* @return void
* @psalm-suppress MixedArrayOffset
*/
#[ReturnTypeWillChange]
public function offsetUnset($offset)
{
unset($this->container[$offset]);
}
/**
* @internal You should not use this directly from another application
*
* @param int $offset
* @return mixed|null
* @psalm-suppress MixedArrayOffset
*/
#[ReturnTypeWillChange]
public function offsetGet($offset)
{
return isset($this->container[$offset])
? $this->container[$offset]
: null;
}
}
PK t[����� � src/Core32/ChaCha20/IetfCtx.phpnu �[��� <?php
if (class_exists('ParagonIE_Sodium_Core_ChaCha20_IetfCtx', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core32_ChaCha20_IetfCtx
*/
class ParagonIE_Sodium_Core32_ChaCha20_IetfCtx extends ParagonIE_Sodium_Core32_ChaCha20_Ctx
{
/**
* ParagonIE_Sodium_Core_ChaCha20_IetfCtx constructor.
*
* @internal You should not use this directly from another application
*
* @param string $key ChaCha20 key.
* @param string $iv Initialization Vector (a.k.a. nonce).
* @param string $counter The initial counter value.
* Defaults to 4 0x00 bytes.
* @throws InvalidArgumentException
* @throws SodiumException
* @throws TypeError
*/
public function __construct($key = '', $iv = '', $counter = '')
{
if (self::strlen($iv) !== 12) {
throw new InvalidArgumentException('ChaCha20 expects a 96-bit nonce in IETF mode.');
}
parent::__construct($key, self::substr($iv, 0, 8), $counter);
if (!empty($counter)) {
$this->container[12] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($counter, 0, 4));
}
$this->container[13] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($iv, 0, 4));
$this->container[14] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($iv, 4, 4));
$this->container[15] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($iv, 8, 4));
}
}
PK t[���`` ` src/Core32/Int32.phpnu �[��� <?php
/**
* Class ParagonIE_Sodium_Core32_Int32
*
* Encapsulates a 32-bit integer.
*
* These are immutable. It always returns a new instance.
*/
class ParagonIE_Sodium_Core32_Int32
{
/**
* @var array<int, int> - two 16-bit integers
*
* 0 is the higher 16 bits
* 1 is the lower 16 bits
*/
public $limbs = array(0, 0);
/**
* @var int
*/
public $overflow = 0;
/**
* @var bool
*/
public $unsignedInt = false;
/**
* ParagonIE_Sodium_Core32_Int32 constructor.
* @param array $array
* @param bool $unsignedInt
*/
public function __construct($array = array(0, 0), $unsignedInt = false)
{
$this->limbs = array(
(int) $array[0],
(int) $array[1]
);
$this->overflow = 0;
$this->unsignedInt = $unsignedInt;
}
/**
* Adds two int32 objects
*
* @param ParagonIE_Sodium_Core32_Int32 $addend
* @return ParagonIE_Sodium_Core32_Int32
*/
public function addInt32(ParagonIE_Sodium_Core32_Int32 $addend)
{
$i0 = $this->limbs[0];
$i1 = $this->limbs[1];
$j0 = $addend->limbs[0];
$j1 = $addend->limbs[1];
$r1 = $i1 + ($j1 & 0xffff);
$carry = $r1 >> 16;
$r0 = $i0 + ($j0 & 0xffff) + $carry;
$carry = $r0 >> 16;
$r0 &= 0xffff;
$r1 &= 0xffff;
$return = new ParagonIE_Sodium_Core32_Int32(
array($r0, $r1)
);
$return->overflow = $carry;
$return->unsignedInt = $this->unsignedInt;
return $return;
}
/**
* Adds a normal integer to an int32 object
*
* @param int $int
* @return ParagonIE_Sodium_Core32_Int32
* @throws SodiumException
* @throws TypeError
*/
public function addInt($int)
{
ParagonIE_Sodium_Core32_Util::declareScalarType($int, 'int', 1);
/** @var int $int */
$int = (int) $int;
$int = (int) $int;
$i0 = $this->limbs[0];
$i1 = $this->limbs[1];
$r1 = $i1 + ($int & 0xffff);
$carry = $r1 >> 16;
$r0 = $i0 + (($int >> 16) & 0xffff) + $carry;
$carry = $r0 >> 16;
$r0 &= 0xffff;
$r1 &= 0xffff;
$return = new ParagonIE_Sodium_Core32_Int32(
array($r0, $r1)
);
$return->overflow = $carry;
$return->unsignedInt = $this->unsignedInt;
return $return;
}
/**
* @param int $b
* @return int
*/
public function compareInt($b = 0)
{
$gt = 0;
$eq = 1;
$i = 2;
$j = 0;
while ($i > 0) {
--$i;
/** @var int $x1 */
$x1 = $this->limbs[$i];
/** @var int $x2 */
$x2 = ($b >> ($j << 4)) & 0xffff;
/** @var int $gt */
$gt |= (($x2 - $x1) >> 8) & $eq;
/** @var int $eq */
$eq &= (($x2 ^ $x1) - 1) >> 8;
}
return ($gt + $gt - $eq) + 1;
}
/**
* @param int $m
* @return ParagonIE_Sodium_Core32_Int32
*/
public function mask($m = 0)
{
/** @var int $hi */
$hi = ((int) $m >> 16);
$hi &= 0xffff;
/** @var int $lo */
$lo = ((int) $m) & 0xffff;
return new ParagonIE_Sodium_Core32_Int32(
array(
(int) ($this->limbs[0] & $hi),
(int) ($this->limbs[1] & $lo)
),
$this->unsignedInt
);
}
/**
* @param array<int, int> $a
* @param array<int, int> $b
* @param int $baseLog2
* @return array<int, int>
*/
public function multiplyLong(array $a, array $b, $baseLog2 = 16)
{
$a_l = count($a);
$b_l = count($b);
/** @var array<int, int> $r */
$r = array_fill(0, $a_l + $b_l + 1, 0);
$base = 1 << $baseLog2;
for ($i = 0; $i < $a_l; ++$i) {
$a_i = $a[$i];
for ($j = 0; $j < $a_l; ++$j) {
$b_j = $b[$j];
$product = ($a_i * $b_j) + $r[$i + $j];
$carry = ((int) $product >> $baseLog2 & 0xffff);
$r[$i + $j] = ((int) $product - (int) ($carry * $base)) & 0xffff;
$r[$i + $j + 1] += $carry;
}
}
return array_slice($r, 0, 5);
}
/**
* @param int $int
* @return ParagonIE_Sodium_Core32_Int32
*/
public function mulIntFast($int)
{
// Handle negative numbers
$aNeg = ($this->limbs[0] >> 15) & 1;
$bNeg = ($int >> 31) & 1;
$a = array_reverse($this->limbs);
$b = array(
$int & 0xffff,
($int >> 16) & 0xffff
);
if ($aNeg) {
for ($i = 0; $i < 2; ++$i) {
$a[$i] = ($a[$i] ^ 0xffff) & 0xffff;
}
++$a[0];
}
if ($bNeg) {
for ($i = 0; $i < 2; ++$i) {
$b[$i] = ($b[$i] ^ 0xffff) & 0xffff;
}
++$b[0];
}
// Multiply
$res = $this->multiplyLong($a, $b);
// Re-apply negation to results
if ($aNeg !== $bNeg) {
for ($i = 0; $i < 2; ++$i) {
$res[$i] = (0xffff ^ $res[$i]) & 0xffff;
}
// Handle integer overflow
$c = 1;
for ($i = 0; $i < 2; ++$i) {
$res[$i] += $c;
$c = $res[$i] >> 16;
$res[$i] &= 0xffff;
}
}
// Return our values
$return = new ParagonIE_Sodium_Core32_Int32();
$return->limbs = array(
$res[1] & 0xffff,
$res[0] & 0xffff
);
if (count($res) > 2) {
$return->overflow = $res[2] & 0xffff;
}
$return->unsignedInt = $this->unsignedInt;
return $return;
}
/**
* @param ParagonIE_Sodium_Core32_Int32 $right
* @return ParagonIE_Sodium_Core32_Int32
*/
public function mulInt32Fast(ParagonIE_Sodium_Core32_Int32 $right)
{
$aNeg = ($this->limbs[0] >> 15) & 1;
$bNeg = ($right->limbs[0] >> 15) & 1;
$a = array_reverse($this->limbs);
$b = array_reverse($right->limbs);
if ($aNeg) {
for ($i = 0; $i < 2; ++$i) {
$a[$i] = ($a[$i] ^ 0xffff) & 0xffff;
}
++$a[0];
}
if ($bNeg) {
for ($i = 0; $i < 2; ++$i) {
$b[$i] = ($b[$i] ^ 0xffff) & 0xffff;
}
++$b[0];
}
$res = $this->multiplyLong($a, $b);
if ($aNeg !== $bNeg) {
if ($aNeg !== $bNeg) {
for ($i = 0; $i < 2; ++$i) {
$res[$i] = ($res[$i] ^ 0xffff) & 0xffff;
}
$c = 1;
for ($i = 0; $i < 2; ++$i) {
$res[$i] += $c;
$c = $res[$i] >> 16;
$res[$i] &= 0xffff;
}
}
}
$return = new ParagonIE_Sodium_Core32_Int32();
$return->limbs = array(
$res[1] & 0xffff,
$res[0] & 0xffff
);
if (count($res) > 2) {
$return->overflow = $res[2];
}
return $return;
}
/**
* @param int $int
* @param int $size
* @return ParagonIE_Sodium_Core32_Int32
* @throws SodiumException
* @throws TypeError
*/
public function mulInt($int = 0, $size = 0)
{
ParagonIE_Sodium_Core32_Util::declareScalarType($int, 'int', 1);
ParagonIE_Sodium_Core32_Util::declareScalarType($size, 'int', 2);
if (ParagonIE_Sodium_Compat::$fastMult) {
return $this->mulIntFast((int) $int);
}
/** @var int $int */
$int = (int) $int;
/** @var int $size */
$size = (int) $size;
if (!$size) {
$size = 31;
}
/** @var int $size */
$a = clone $this;
$return = new ParagonIE_Sodium_Core32_Int32();
$return->unsignedInt = $this->unsignedInt;
// Initialize:
$ret0 = 0;
$ret1 = 0;
$a0 = $a->limbs[0];
$a1 = $a->limbs[1];
/** @var int $size */
/** @var int $i */
for ($i = $size; $i >= 0; --$i) {
$m = (int) (-($int & 1));
$x0 = $a0 & $m;
$x1 = $a1 & $m;
$ret1 += $x1;
$c = $ret1 >> 16;
$ret0 += $x0 + $c;
$ret0 &= 0xffff;
$ret1 &= 0xffff;
$a1 = ($a1 << 1);
$x1 = $a1 >> 16;
$a0 = ($a0 << 1) | $x1;
$a0 &= 0xffff;
$a1 &= 0xffff;
$int >>= 1;
}
$return->limbs[0] = $ret0;
$return->limbs[1] = $ret1;
return $return;
}
/**
* @param ParagonIE_Sodium_Core32_Int32 $int
* @param int $size
* @return ParagonIE_Sodium_Core32_Int32
* @throws SodiumException
* @throws TypeError
*/
public function mulInt32(ParagonIE_Sodium_Core32_Int32 $int, $size = 0)
{
ParagonIE_Sodium_Core32_Util::declareScalarType($size, 'int', 2);
if (ParagonIE_Sodium_Compat::$fastMult) {
return $this->mulInt32Fast($int);
}
if (!$size) {
$size = 31;
}
/** @var int $size */
$a = clone $this;
$b = clone $int;
$return = new ParagonIE_Sodium_Core32_Int32();
$return->unsignedInt = $this->unsignedInt;
// Initialize:
$ret0 = 0;
$ret1 = 0;
$a0 = $a->limbs[0];
$a1 = $a->limbs[1];
$b0 = $b->limbs[0];
$b1 = $b->limbs[1];
/** @var int $size */
/** @var int $i */
for ($i = $size; $i >= 0; --$i) {
$m = (int) (-($b1 & 1));
$x0 = $a0 & $m;
$x1 = $a1 & $m;
$ret1 += $x1;
$c = $ret1 >> 16;
$ret0 += $x0 + $c;
$ret0 &= 0xffff;
$ret1 &= 0xffff;
$a1 = ($a1 << 1);
$x1 = $a1 >> 16;
$a0 = ($a0 << 1) | $x1;
$a0 &= 0xffff;
$a1 &= 0xffff;
$x0 = ($b0 & 1) << 16;
$b0 = ($b0 >> 1);
$b1 = (($b1 | $x0) >> 1);
$b0 &= 0xffff;
$b1 &= 0xffff;
}
$return->limbs[0] = $ret0;
$return->limbs[1] = $ret1;
return $return;
}
/**
* OR this 32-bit integer with another.
*
* @param ParagonIE_Sodium_Core32_Int32 $b
* @return ParagonIE_Sodium_Core32_Int32
*/
public function orInt32(ParagonIE_Sodium_Core32_Int32 $b)
{
$return = new ParagonIE_Sodium_Core32_Int32();
$return->unsignedInt = $this->unsignedInt;
$return->limbs = array(
(int) ($this->limbs[0] | $b->limbs[0]),
(int) ($this->limbs[1] | $b->limbs[1])
);
/** @var int overflow */
$return->overflow = $this->overflow | $b->overflow;
return $return;
}
/**
* @param int $b
* @return bool
*/
public function isGreaterThan($b = 0)
{
return $this->compareInt($b) > 0;
}
/**
* @param int $b
* @return bool
*/
public function isLessThanInt($b = 0)
{
return $this->compareInt($b) < 0;
}
/**
* @param int $c
* @return ParagonIE_Sodium_Core32_Int32
* @throws SodiumException
* @throws TypeError
* @psalm-suppress MixedArrayAccess
*/
public function rotateLeft($c = 0)
{
ParagonIE_Sodium_Core32_Util::declareScalarType($c, 'int', 1);
/** @var int $c */
$c = (int) $c;
$return = new ParagonIE_Sodium_Core32_Int32();
$return->unsignedInt = $this->unsignedInt;
$c &= 31;
if ($c === 0) {
// NOP, but we want a copy.
$return->limbs = $this->limbs;
} else {
/** @var int $c */
/** @var int $idx_shift */
$idx_shift = ($c >> 4) & 1;
/** @var int $sub_shift */
$sub_shift = $c & 15;
/** @var array<int, int> $limbs */
$limbs =& $return->limbs;
/** @var array<int, int> $myLimbs */
$myLimbs =& $this->limbs;
for ($i = 1; $i >= 0; --$i) {
/** @var int $j */
$j = ($i + $idx_shift) & 1;
/** @var int $k */
$k = ($i + $idx_shift + 1) & 1;
$limbs[$i] = (int) (
(
((int) ($myLimbs[$j]) << $sub_shift)
|
((int) ($myLimbs[$k]) >> (16 - $sub_shift))
) & 0xffff
);
}
}
return $return;
}
/**
* Rotate to the right
*
* @param int $c
* @return ParagonIE_Sodium_Core32_Int32
* @throws SodiumException
* @throws TypeError
* @psalm-suppress MixedArrayAccess
*/
public function rotateRight($c = 0)
{
ParagonIE_Sodium_Core32_Util::declareScalarType($c, 'int', 1);
/** @var int $c */
$c = (int) $c;
$return = new ParagonIE_Sodium_Core32_Int32();
$return->unsignedInt = $this->unsignedInt;
$c &= 31;
/** @var int $c */
if ($c === 0) {
// NOP, but we want a copy.
$return->limbs = $this->limbs;
} else {
/** @var int $c */
/** @var int $idx_shift */
$idx_shift = ($c >> 4) & 1;
/** @var int $sub_shift */
$sub_shift = $c & 15;
/** @var array<int, int> $limbs */
$limbs =& $return->limbs;
/** @var array<int, int> $myLimbs */
$myLimbs =& $this->limbs;
for ($i = 1; $i >= 0; --$i) {
/** @var int $j */
$j = ($i - $idx_shift) & 1;
/** @var int $k */
$k = ($i - $idx_shift - 1) & 1;
$limbs[$i] = (int) (
(
((int) ($myLimbs[$j]) >> (int) ($sub_shift))
|
((int) ($myLimbs[$k]) << (16 - (int) ($sub_shift)))
) & 0xffff
);
}
}
return $return;
}
/**
* @param bool $bool
* @return self
*/
public function setUnsignedInt($bool = false)
{
$this->unsignedInt = !empty($bool);
return $this;
}
/**
* @param int $c
* @return ParagonIE_Sodium_Core32_Int32
* @throws SodiumException
* @throws TypeError
*/
public function shiftLeft($c = 0)
{
ParagonIE_Sodium_Core32_Util::declareScalarType($c, 'int', 1);
/** @var int $c */
$c = (int) $c;
$return = new ParagonIE_Sodium_Core32_Int32();
$return->unsignedInt = $this->unsignedInt;
$c &= 63;
/** @var int $c */
if ($c === 0) {
$return->limbs = $this->limbs;
} elseif ($c < 0) {
/** @var int $c */
return $this->shiftRight(-$c);
} else {
/** @var int $c */
/** @var int $tmp */
$tmp = $this->limbs[1] << $c;
$return->limbs[1] = (int)($tmp & 0xffff);
/** @var int $carry */
$carry = $tmp >> 16;
/** @var int $tmp */
$tmp = ($this->limbs[0] << $c) | ($carry & 0xffff);
$return->limbs[0] = (int) ($tmp & 0xffff);
}
return $return;
}
/**
* @param int $c
* @return ParagonIE_Sodium_Core32_Int32
* @throws SodiumException
* @throws TypeError
* @psalm-suppress MixedAssignment
* @psalm-suppress MixedOperand
*/
public function shiftRight($c = 0)
{
ParagonIE_Sodium_Core32_Util::declareScalarType($c, 'int', 1);
/** @var int $c */
$c = (int) $c;
$return = new ParagonIE_Sodium_Core32_Int32();
$return->unsignedInt = $this->unsignedInt;
$c &= 63;
/** @var int $c */
if ($c >= 16) {
$return->limbs = array(
(int) ($this->overflow & 0xffff),
(int) ($this->limbs[0])
);
$return->overflow = $this->overflow >> 16;
return $return->shiftRight($c & 15);
}
if ($c === 0) {
$return->limbs = $this->limbs;
} elseif ($c < 0) {
/** @var int $c */
return $this->shiftLeft(-$c);
} else {
if (!is_int($c)) {
throw new TypeError();
}
/** @var int $c */
// $return->limbs[0] = (int) (($this->limbs[0] >> $c) & 0xffff);
$carryLeft = (int) ($this->overflow & ((1 << ($c + 1)) - 1));
$return->limbs[0] = (int) ((($this->limbs[0] >> $c) | ($carryLeft << (16 - $c))) & 0xffff);
$carryRight = (int) ($this->limbs[0] & ((1 << ($c + 1)) - 1));
$return->limbs[1] = (int) ((($this->limbs[1] >> $c) | ($carryRight << (16 - $c))) & 0xffff);
$return->overflow >>= $c;
}
return $return;
}
/**
* Subtract a normal integer from an int32 object.
*
* @param int $int
* @return ParagonIE_Sodium_Core32_Int32
* @throws SodiumException
* @throws TypeError
*/
public function subInt($int)
{
ParagonIE_Sodium_Core32_Util::declareScalarType($int, 'int', 1);
/** @var int $int */
$int = (int) $int;
$return = new ParagonIE_Sodium_Core32_Int32();
$return->unsignedInt = $this->unsignedInt;
/** @var int $tmp */
$tmp = $this->limbs[1] - ($int & 0xffff);
/** @var int $carry */
$carry = $tmp >> 16;
$return->limbs[1] = (int) ($tmp & 0xffff);
/** @var int $tmp */
$tmp = $this->limbs[0] - (($int >> 16) & 0xffff) + $carry;
$return->limbs[0] = (int) ($tmp & 0xffff);
return $return;
}
/**
* Subtract two int32 objects from each other
*
* @param ParagonIE_Sodium_Core32_Int32 $b
* @return ParagonIE_Sodium_Core32_Int32
*/
public function subInt32(ParagonIE_Sodium_Core32_Int32 $b)
{
$return = new ParagonIE_Sodium_Core32_Int32();
$return->unsignedInt = $this->unsignedInt;
/** @var int $tmp */
$tmp = $this->limbs[1] - ($b->limbs[1] & 0xffff);
/** @var int $carry */
$carry = $tmp >> 16;
$return->limbs[1] = (int) ($tmp & 0xffff);
/** @var int $tmp */
$tmp = $this->limbs[0] - ($b->limbs[0] & 0xffff) + $carry;
$return->limbs[0] = (int) ($tmp & 0xffff);
return $return;
}
/**
* XOR this 32-bit integer with another.
*
* @param ParagonIE_Sodium_Core32_Int32 $b
* @return ParagonIE_Sodium_Core32_Int32
*/
public function xorInt32(ParagonIE_Sodium_Core32_Int32 $b)
{
$return = new ParagonIE_Sodium_Core32_Int32();
$return->unsignedInt = $this->unsignedInt;
$return->limbs = array(
(int) ($this->limbs[0] ^ $b->limbs[0]),
(int) ($this->limbs[1] ^ $b->limbs[1])
);
return $return;
}
/**
* @param int $signed
* @return self
* @throws SodiumException
* @throws TypeError
*/
public static function fromInt($signed)
{
ParagonIE_Sodium_Core32_Util::declareScalarType($signed, 'int', 1);;
/** @var int $signed */
$signed = (int) $signed;
return new ParagonIE_Sodium_Core32_Int32(
array(
(int) (($signed >> 16) & 0xffff),
(int) ($signed & 0xffff)
)
);
}
/**
* @param string $string
* @return self
* @throws SodiumException
* @throws TypeError
*/
public static function fromString($string)
{
ParagonIE_Sodium_Core32_Util::declareScalarType($string, 'string', 1);
$string = (string) $string;
if (ParagonIE_Sodium_Core32_Util::strlen($string) !== 4) {
throw new RangeException(
'String must be 4 bytes; ' . ParagonIE_Sodium_Core32_Util::strlen($string) . ' given.'
);
}
$return = new ParagonIE_Sodium_Core32_Int32();
$return->limbs[0] = (int) ((ParagonIE_Sodium_Core32_Util::chrToInt($string[0]) & 0xff) << 8);
$return->limbs[0] |= (ParagonIE_Sodium_Core32_Util::chrToInt($string[1]) & 0xff);
$return->limbs[1] = (int) ((ParagonIE_Sodium_Core32_Util::chrToInt($string[2]) & 0xff) << 8);
$return->limbs[1] |= (ParagonIE_Sodium_Core32_Util::chrToInt($string[3]) & 0xff);
return $return;
}
/**
* @param string $string
* @return self
* @throws SodiumException
* @throws TypeError
*/
public static function fromReverseString($string)
{
ParagonIE_Sodium_Core32_Util::declareScalarType($string, 'string', 1);
$string = (string) $string;
if (ParagonIE_Sodium_Core32_Util::strlen($string) !== 4) {
throw new RangeException(
'String must be 4 bytes; ' . ParagonIE_Sodium_Core32_Util::strlen($string) . ' given.'
);
}
$return = new ParagonIE_Sodium_Core32_Int32();
$return->limbs[0] = (int) ((ParagonIE_Sodium_Core32_Util::chrToInt($string[3]) & 0xff) << 8);
$return->limbs[0] |= (ParagonIE_Sodium_Core32_Util::chrToInt($string[2]) & 0xff);
$return->limbs[1] = (int) ((ParagonIE_Sodium_Core32_Util::chrToInt($string[1]) & 0xff) << 8);
$return->limbs[1] |= (ParagonIE_Sodium_Core32_Util::chrToInt($string[0]) & 0xff);
return $return;
}
/**
* @return array<int, int>
*/
public function toArray()
{
return array((int) ($this->limbs[0] << 16 | $this->limbs[1]));
}
/**
* @return string
* @throws TypeError
*/
public function toString()
{
return
ParagonIE_Sodium_Core32_Util::intToChr(($this->limbs[0] >> 8) & 0xff) .
ParagonIE_Sodium_Core32_Util::intToChr($this->limbs[0] & 0xff) .
ParagonIE_Sodium_Core32_Util::intToChr(($this->limbs[1] >> 8) & 0xff) .
ParagonIE_Sodium_Core32_Util::intToChr($this->limbs[1] & 0xff);
}
/**
* @return int
*/
public function toInt()
{
return (int) (
(($this->limbs[0] & 0xffff) << 16)
|
($this->limbs[1] & 0xffff)
);
}
/**
* @return ParagonIE_Sodium_Core32_Int32
*/
public function toInt32()
{
$return = new ParagonIE_Sodium_Core32_Int32();
$return->limbs[0] = (int) ($this->limbs[0] & 0xffff);
$return->limbs[1] = (int) ($this->limbs[1] & 0xffff);
$return->unsignedInt = $this->unsignedInt;
$return->overflow = (int) ($this->overflow & 0x7fffffff);
return $return;
}
/**
* @return ParagonIE_Sodium_Core32_Int64
*/
public function toInt64()
{
$return = new ParagonIE_Sodium_Core32_Int64();
$return->unsignedInt = $this->unsignedInt;
if ($this->unsignedInt) {
$return->limbs[0] += (($this->overflow >> 16) & 0xffff);
$return->limbs[1] += (($this->overflow) & 0xffff);
} else {
$neg = -(($this->limbs[0] >> 15) & 1);
$return->limbs[0] = (int)($neg & 0xffff);
$return->limbs[1] = (int)($neg & 0xffff);
}
$return->limbs[2] = (int) ($this->limbs[0] & 0xffff);
$return->limbs[3] = (int) ($this->limbs[1] & 0xffff);
return $return;
}
/**
* @return string
* @throws TypeError
*/
public function toReverseString()
{
return ParagonIE_Sodium_Core32_Util::intToChr($this->limbs[1] & 0xff) .
ParagonIE_Sodium_Core32_Util::intToChr(($this->limbs[1] >> 8) & 0xff) .
ParagonIE_Sodium_Core32_Util::intToChr($this->limbs[0] & 0xff) .
ParagonIE_Sodium_Core32_Util::intToChr(($this->limbs[0] >> 8) & 0xff);
}
/**
* @return string
*/
public function __toString()
{
try {
return $this->toString();
} catch (TypeError $ex) {
// PHP engine can't handle exceptions from __toString()
return '';
}
}
}
PK t[��xH H ! src/Core32/SecretStream/State.phpnu �[��� <?php
/**
* Class ParagonIE_Sodium_Core32_SecretStream_State
*/
class ParagonIE_Sodium_Core32_SecretStream_State
{
/** @var string $key */
protected $key;
/** @var int $counter */
protected $counter;
/** @var string $nonce */
protected $nonce;
/** @var string $_pad */
protected $_pad;
/**
* ParagonIE_Sodium_Core32_SecretStream_State constructor.
* @param string $key
* @param string|null $nonce
*/
public function __construct($key, $nonce = null)
{
$this->key = $key;
$this->counter = 1;
if (is_null($nonce)) {
$nonce = str_repeat("\0", 12);
}
$this->nonce = str_pad($nonce, 12, "\0", STR_PAD_RIGHT);;
$this->_pad = str_repeat("\0", 4);
}
/**
* @return self
*/
public function counterReset()
{
$this->counter = 1;
$this->_pad = str_repeat("\0", 4);
return $this;
}
/**
* @return string
*/
public function getKey()
{
return $this->key;
}
/**
* @return string
*/
public function getCounter()
{
return ParagonIE_Sodium_Core32_Util::store32_le($this->counter);
}
/**
* @return string
*/
public function getNonce()
{
if (!is_string($this->nonce)) {
$this->nonce = str_repeat("\0", 12);
}
if (ParagonIE_Sodium_Core32_Util::strlen($this->nonce) !== 12) {
$this->nonce = str_pad($this->nonce, 12, "\0", STR_PAD_RIGHT);
}
return $this->nonce;
}
/**
* @return string
*/
public function getCombinedNonce()
{
return $this->getCounter() .
ParagonIE_Sodium_Core32_Util::substr($this->getNonce(), 0, 8);
}
/**
* @return self
*/
public function incrementCounter()
{
++$this->counter;
return $this;
}
/**
* @return bool
*/
public function needsRekey()
{
return ($this->counter & 0xffff) === 0;
}
/**
* @param string $newKeyAndNonce
* @return self
*/
public function rekey($newKeyAndNonce)
{
$this->key = ParagonIE_Sodium_Core32_Util::substr($newKeyAndNonce, 0, 32);
$this->nonce = str_pad(
ParagonIE_Sodium_Core32_Util::substr($newKeyAndNonce, 32),
12,
"\0",
STR_PAD_RIGHT
);
return $this;
}
/**
* @param string $str
* @return self
*/
public function xorNonce($str)
{
$this->nonce = ParagonIE_Sodium_Core32_Util::xorStrings(
$this->getNonce(),
str_pad(
ParagonIE_Sodium_Core32_Util::substr($str, 0, 8),
12,
"\0",
STR_PAD_RIGHT
)
);
return $this;
}
/**
* @param string $string
* @return self
*/
public static function fromString($string)
{
$state = new ParagonIE_Sodium_Core32_SecretStream_State(
ParagonIE_Sodium_Core32_Util::substr($string, 0, 32)
);
$state->counter = ParagonIE_Sodium_Core32_Util::load_4(
ParagonIE_Sodium_Core32_Util::substr($string, 32, 4)
);
$state->nonce = ParagonIE_Sodium_Core32_Util::substr($string, 36, 12);
$state->_pad = ParagonIE_Sodium_Core32_Util::substr($string, 48, 8);
return $state;
}
/**
* @return string
*/
public function toString()
{
return $this->key .
$this->getCounter() .
$this->nonce .
$this->_pad;
}
}
PK t[[���"+ "+ src/Core32/X25519.phpnu �[��� <?php
if (class_exists('ParagonIE_Sodium_Core32_X25519', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core32_X25519
*/
abstract class ParagonIE_Sodium_Core32_X25519 extends ParagonIE_Sodium_Core32_Curve25519
{
/**
* Alters the objects passed to this method in place.
*
* @internal You should not use this directly from another application
*
* @param ParagonIE_Sodium_Core32_Curve25519_Fe $f
* @param ParagonIE_Sodium_Core32_Curve25519_Fe $g
* @param int $b
* @return void
* @throws SodiumException
* @throws TypeError
* @psalm-suppress MixedMethodCall
*/
public static function fe_cswap(
ParagonIE_Sodium_Core32_Curve25519_Fe $f,
ParagonIE_Sodium_Core32_Curve25519_Fe $g,
$b = 0
) {
$f0 = (int) $f[0]->toInt();
$f1 = (int) $f[1]->toInt();
$f2 = (int) $f[2]->toInt();
$f3 = (int) $f[3]->toInt();
$f4 = (int) $f[4]->toInt();
$f5 = (int) $f[5]->toInt();
$f6 = (int) $f[6]->toInt();
$f7 = (int) $f[7]->toInt();
$f8 = (int) $f[8]->toInt();
$f9 = (int) $f[9]->toInt();
$g0 = (int) $g[0]->toInt();
$g1 = (int) $g[1]->toInt();
$g2 = (int) $g[2]->toInt();
$g3 = (int) $g[3]->toInt();
$g4 = (int) $g[4]->toInt();
$g5 = (int) $g[5]->toInt();
$g6 = (int) $g[6]->toInt();
$g7 = (int) $g[7]->toInt();
$g8 = (int) $g[8]->toInt();
$g9 = (int) $g[9]->toInt();
$b = -$b;
/** @var int $x0 */
$x0 = ($f0 ^ $g0) & $b;
/** @var int $x1 */
$x1 = ($f1 ^ $g1) & $b;
/** @var int $x2 */
$x2 = ($f2 ^ $g2) & $b;
/** @var int $x3 */
$x3 = ($f3 ^ $g3) & $b;
/** @var int $x4 */
$x4 = ($f4 ^ $g4) & $b;
/** @var int $x5 */
$x5 = ($f5 ^ $g5) & $b;
/** @var int $x6 */
$x6 = ($f6 ^ $g6) & $b;
/** @var int $x7 */
$x7 = ($f7 ^ $g7) & $b;
/** @var int $x8 */
$x8 = ($f8 ^ $g8) & $b;
/** @var int $x9 */
$x9 = ($f9 ^ $g9) & $b;
$f[0] = ParagonIE_Sodium_Core32_Int32::fromInt($f0 ^ $x0);
$f[1] = ParagonIE_Sodium_Core32_Int32::fromInt($f1 ^ $x1);
$f[2] = ParagonIE_Sodium_Core32_Int32::fromInt($f2 ^ $x2);
$f[3] = ParagonIE_Sodium_Core32_Int32::fromInt($f3 ^ $x3);
$f[4] = ParagonIE_Sodium_Core32_Int32::fromInt($f4 ^ $x4);
$f[5] = ParagonIE_Sodium_Core32_Int32::fromInt($f5 ^ $x5);
$f[6] = ParagonIE_Sodium_Core32_Int32::fromInt($f6 ^ $x6);
$f[7] = ParagonIE_Sodium_Core32_Int32::fromInt($f7 ^ $x7);
$f[8] = ParagonIE_Sodium_Core32_Int32::fromInt($f8 ^ $x8);
$f[9] = ParagonIE_Sodium_Core32_Int32::fromInt($f9 ^ $x9);
$g[0] = ParagonIE_Sodium_Core32_Int32::fromInt($g0 ^ $x0);
$g[1] = ParagonIE_Sodium_Core32_Int32::fromInt($g1 ^ $x1);
$g[2] = ParagonIE_Sodium_Core32_Int32::fromInt($g2 ^ $x2);
$g[3] = ParagonIE_Sodium_Core32_Int32::fromInt($g3 ^ $x3);
$g[4] = ParagonIE_Sodium_Core32_Int32::fromInt($g4 ^ $x4);
$g[5] = ParagonIE_Sodium_Core32_Int32::fromInt($g5 ^ $x5);
$g[6] = ParagonIE_Sodium_Core32_Int32::fromInt($g6 ^ $x6);
$g[7] = ParagonIE_Sodium_Core32_Int32::fromInt($g7 ^ $x7);
$g[8] = ParagonIE_Sodium_Core32_Int32::fromInt($g8 ^ $x8);
$g[9] = ParagonIE_Sodium_Core32_Int32::fromInt($g9 ^ $x9);
}
/**
* @internal You should not use this directly from another application
*
* @param ParagonIE_Sodium_Core32_Curve25519_Fe $f
* @return ParagonIE_Sodium_Core32_Curve25519_Fe
* @throws SodiumException
* @throws TypeError
* @psalm-suppress MixedAssignment
* @psalm-suppress MixedMethodCall
*/
public static function fe_mul121666(ParagonIE_Sodium_Core32_Curve25519_Fe $f)
{
/** @var array<int, ParagonIE_Sodium_Core32_Int64> $h */
$h = array();
for ($i = 0; $i < 10; ++$i) {
$h[$i] = $f[$i]->toInt64()->mulInt(121666, 17);
}
$carry9 = $h[9]->addInt(1 << 24)->shiftRight(25);
$h[0] = $h[0]->addInt64($carry9->mulInt(19, 5));
$h[9] = $h[9]->subInt64($carry9->shiftLeft(25));
$carry1 = $h[1]->addInt(1 << 24)->shiftRight(25);
$h[2] = $h[2]->addInt64($carry1);
$h[1] = $h[1]->subInt64($carry1->shiftLeft(25));
$carry3 = $h[3]->addInt(1 << 24)->shiftRight(25);
$h[4] = $h[4]->addInt64($carry3);
$h[3] = $h[3]->subInt64($carry3->shiftLeft(25));
$carry5 = $h[5]->addInt(1 << 24)->shiftRight(25);
$h[6] = $h[6]->addInt64($carry5);
$h[5] = $h[5]->subInt64($carry5->shiftLeft(25));
$carry7 = $h[7]->addInt(1 << 24)->shiftRight(25);
$h[8] = $h[8]->addInt64($carry7);
$h[7] = $h[7]->subInt64($carry7->shiftLeft(25));
$carry0 = $h[0]->addInt(1 << 25)->shiftRight(26);
$h[1] = $h[1]->addInt64($carry0);
$h[0] = $h[0]->subInt64($carry0->shiftLeft(26));
$carry2 = $h[2]->addInt(1 << 25)->shiftRight(26);
$h[3] = $h[3]->addInt64($carry2);
$h[2] = $h[2]->subInt64($carry2->shiftLeft(26));
$carry4 = $h[4]->addInt(1 << 25)->shiftRight(26);
$h[5] = $h[5]->addInt64($carry4);
$h[4] = $h[4]->subInt64($carry4->shiftLeft(26));
$carry6 = $h[6]->addInt(1 << 25)->shiftRight(26);
$h[7] = $h[7]->addInt64($carry6);
$h[6] = $h[6]->subInt64($carry6->shiftLeft(26));
$carry8 = $h[8]->addInt(1 << 25)->shiftRight(26);
$h[9] = $h[9]->addInt64($carry8);
$h[8] = $h[8]->subInt64($carry8->shiftLeft(26));
for ($i = 0; $i < 10; ++$i) {
$h[$i] = $h[$i]->toInt32();
}
/** @var array<int, ParagonIE_Sodium_Core32_Int32> $h2 */
$h2 = $h;
return ParagonIE_Sodium_Core32_Curve25519_Fe::fromArray($h2);
}
/**
* @internal You should not use this directly from another application
*
* Inline comments preceded by # are from libsodium's ref10 code.
*
* @param string $n
* @param string $p
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function crypto_scalarmult_curve25519_ref10($n, $p)
{
# for (i = 0;i < 32;++i) e[i] = n[i];
$e = '' . $n;
# e[0] &= 248;
$e[0] = self::intToChr(
self::chrToInt($e[0]) & 248
);
# e[31] &= 127;
# e[31] |= 64;
$e[31] = self::intToChr(
(self::chrToInt($e[31]) & 127) | 64
);
# fe_frombytes(x1,p);
$x1 = self::fe_frombytes($p);
# fe_1(x2);
$x2 = self::fe_1();
# fe_0(z2);
$z2 = self::fe_0();
# fe_copy(x3,x1);
$x3 = self::fe_copy($x1);
# fe_1(z3);
$z3 = self::fe_1();
# swap = 0;
/** @var int $swap */
$swap = 0;
# for (pos = 254;pos >= 0;--pos) {
for ($pos = 254; $pos >= 0; --$pos) {
# b = e[pos / 8] >> (pos & 7);
/** @var int $b */
$b = self::chrToInt(
$e[(int) floor($pos / 8)]
) >> ($pos & 7);
# b &= 1;
$b &= 1;
# swap ^= b;
$swap ^= $b;
# fe_cswap(x2,x3,swap);
self::fe_cswap($x2, $x3, $swap);
# fe_cswap(z2,z3,swap);
self::fe_cswap($z2, $z3, $swap);
# swap = b;
/** @var int $swap */
$swap = $b;
# fe_sub(tmp0,x3,z3);
$tmp0 = self::fe_sub($x3, $z3);
# fe_sub(tmp1,x2,z2);
$tmp1 = self::fe_sub($x2, $z2);
# fe_add(x2,x2,z2);
$x2 = self::fe_add($x2, $z2);
# fe_add(z2,x3,z3);
$z2 = self::fe_add($x3, $z3);
# fe_mul(z3,tmp0,x2);
$z3 = self::fe_mul($tmp0, $x2);
# fe_mul(z2,z2,tmp1);
$z2 = self::fe_mul($z2, $tmp1);
# fe_sq(tmp0,tmp1);
$tmp0 = self::fe_sq($tmp1);
# fe_sq(tmp1,x2);
$tmp1 = self::fe_sq($x2);
# fe_add(x3,z3,z2);
$x3 = self::fe_add($z3, $z2);
# fe_sub(z2,z3,z2);
$z2 = self::fe_sub($z3, $z2);
# fe_mul(x2,tmp1,tmp0);
$x2 = self::fe_mul($tmp1, $tmp0);
# fe_sub(tmp1,tmp1,tmp0);
$tmp1 = self::fe_sub($tmp1, $tmp0);
# fe_sq(z2,z2);
$z2 = self::fe_sq($z2);
# fe_mul121666(z3,tmp1);
$z3 = self::fe_mul121666($tmp1);
# fe_sq(x3,x3);
$x3 = self::fe_sq($x3);
# fe_add(tmp0,tmp0,z3);
$tmp0 = self::fe_add($tmp0, $z3);
# fe_mul(z3,x1,z2);
$z3 = self::fe_mul($x1, $z2);
# fe_mul(z2,tmp1,tmp0);
$z2 = self::fe_mul($tmp1, $tmp0);
}
# fe_cswap(x2,x3,swap);
self::fe_cswap($x2, $x3, $swap);
# fe_cswap(z2,z3,swap);
self::fe_cswap($z2, $z3, $swap);
# fe_invert(z2,z2);
$z2 = self::fe_invert($z2);
# fe_mul(x2,x2,z2);
$x2 = self::fe_mul($x2, $z2);
# fe_tobytes(q,x2);
return (string) self::fe_tobytes($x2);
}
/**
* @internal You should not use this directly from another application
*
* @param ParagonIE_Sodium_Core32_Curve25519_Fe $edwardsY
* @param ParagonIE_Sodium_Core32_Curve25519_Fe $edwardsZ
* @return ParagonIE_Sodium_Core32_Curve25519_Fe
* @throws SodiumException
* @throws TypeError
*/
public static function edwards_to_montgomery(
ParagonIE_Sodium_Core32_Curve25519_Fe $edwardsY,
ParagonIE_Sodium_Core32_Curve25519_Fe $edwardsZ
) {
$tempX = self::fe_add($edwardsZ, $edwardsY);
$tempZ = self::fe_sub($edwardsZ, $edwardsY);
$tempZ = self::fe_invert($tempZ);
return self::fe_mul($tempX, $tempZ);
}
/**
* @internal You should not use this directly from another application
*
* @param string $n
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function crypto_scalarmult_curve25519_ref10_base($n)
{
# for (i = 0;i < 32;++i) e[i] = n[i];
$e = '' . $n;
# e[0] &= 248;
$e[0] = self::intToChr(
self::chrToInt($e[0]) & 248
);
# e[31] &= 127;
# e[31] |= 64;
$e[31] = self::intToChr(
(self::chrToInt($e[31]) & 127) | 64
);
$A = self::ge_scalarmult_base($e);
if (
!($A->Y instanceof ParagonIE_Sodium_Core32_Curve25519_Fe)
||
!($A->Z instanceof ParagonIE_Sodium_Core32_Curve25519_Fe)
) {
throw new TypeError('Null points encountered');
}
$pk = self::edwards_to_montgomery($A->Y, $A->Z);
return self::fe_tobytes($pk);
}
}
PK t[@(�,�, �, src/Core32/Salsa20.phpnu �[��� <?php
if (class_exists('ParagonIE_Sodium_Core32_Salsa20', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core32_Salsa20
*/
abstract class ParagonIE_Sodium_Core32_Salsa20 extends ParagonIE_Sodium_Core32_Util
{
const ROUNDS = 20;
/**
* Calculate an salsa20 hash of a single block
*
* @internal You should not use this directly from another application
*
* @param string $in
* @param string $k
* @param string|null $c
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function core_salsa20($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));
$j0 = clone $x0;
$j1 = clone $x1;
$j2 = clone $x2;
$j3 = clone $x3;
$j4 = clone $x4;
$j5 = clone $x5;
$j6 = clone $x6;
$j7 = clone $x7;
$j8 = clone $x8;
$j9 = clone $x9;
$j10 = clone $x10;
$j11 = clone $x11;
$j12 = clone $x12;
$j13 = clone $x13;
$j14 = clone $x14;
$j15 = clone $x15;
for ($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));
}
$x0 = $x0->addInt32($j0);
$x1 = $x1->addInt32($j1);
$x2 = $x2->addInt32($j2);
$x3 = $x3->addInt32($j3);
$x4 = $x4->addInt32($j4);
$x5 = $x5->addInt32($j5);
$x6 = $x6->addInt32($j6);
$x7 = $x7->addInt32($j7);
$x8 = $x8->addInt32($j8);
$x9 = $x9->addInt32($j9);
$x10 = $x10->addInt32($j10);
$x11 = $x11->addInt32($j11);
$x12 = $x12->addInt32($j12);
$x13 = $x13->addInt32($j13);
$x14 = $x14->addInt32($j14);
$x15 = $x15->addInt32($j15);
return $x0->toReverseString() .
$x1->toReverseString() .
$x2->toReverseString() .
$x3->toReverseString() .
$x4->toReverseString() .
$x5->toReverseString() .
$x6->toReverseString() .
$x7->toReverseString() .
$x8->toReverseString() .
$x9->toReverseString() .
$x10->toReverseString() .
$x11->toReverseString() .
$x12->toReverseString() .
$x13->toReverseString() .
$x14->toReverseString() .
$x15->toReverseString();
}
/**
* @internal You should not use this directly from another application
*
* @param int $len
* @param string $nonce
* @param string $key
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function salsa20($len, $nonce, $key)
{
if (self::strlen($key) !== 32) {
throw new RangeException('Key must be 32 bytes long');
}
$kcopy = '' . $key;
$in = self::substr($nonce, 0, 8) . str_repeat("\0", 8);
$c = '';
while ($len >= 64) {
$c .= self::core_salsa20($in, $kcopy, null);
$u = 1;
// Internal counter.
for ($i = 8; $i < 16; ++$i) {
$u += self::chrToInt($in[$i]);
$in[$i] = self::intToChr($u & 0xff);
$u >>= 8;
}
$len -= 64;
}
if ($len > 0) {
$c .= self::substr(
self::core_salsa20($in, $kcopy, null),
0,
$len
);
}
try {
ParagonIE_Sodium_Compat::memzero($kcopy);
} catch (SodiumException $ex) {
$kcopy = null;
}
return $c;
}
/**
* @internal You should not use this directly from another application
*
* @param string $m
* @param string $n
* @param int $ic
* @param string $k
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function salsa20_xor_ic($m, $n, $ic, $k)
{
$mlen = self::strlen($m);
if ($mlen < 1) {
return '';
}
$kcopy = self::substr($k, 0, 32);
$in = self::substr($n, 0, 8);
// Initialize the counter
$in .= ParagonIE_Sodium_Core32_Util::store64_le($ic);
$c = '';
while ($mlen >= 64) {
$block = self::core_salsa20($in, $kcopy, null);
$c .= self::xorStrings(
self::substr($m, 0, 64),
self::substr($block, 0, 64)
);
$u = 1;
for ($i = 8; $i < 16; ++$i) {
$u += self::chrToInt($in[$i]);
$in[$i] = self::intToChr($u & 0xff);
$u >>= 8;
}
$mlen -= 64;
$m = self::substr($m, 64);
}
if ($mlen) {
$block = self::core_salsa20($in, $kcopy, null);
$c .= self::xorStrings(
self::substr($m, 0, $mlen),
self::substr($block, 0, $mlen)
);
}
try {
ParagonIE_Sodium_Compat::memzero($block);
ParagonIE_Sodium_Compat::memzero($kcopy);
} catch (SodiumException $ex) {
$block = null;
$kcopy = null;
}
return $c;
}
/**
* @internal You should not use this directly from another application
*
* @param string $message
* @param string $nonce
* @param string $key
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function salsa20_xor($message, $nonce, $key)
{
return self::xorStrings(
$message,
self::salsa20(
self::strlen($message),
$nonce,
$key
)
);
}
}
PK t[[�(�� � src/Core32/SipHash.phpnu �[��� <?php
if (class_exists('ParagonIE_Sodium_Core32_SipHash', false)) {
return;
}
/**
* Class ParagonIE_SodiumCompat_Core32_SipHash
*
* Only uses 32-bit arithmetic, while the original SipHash used 64-bit integers
*/
class ParagonIE_Sodium_Core32_SipHash extends ParagonIE_Sodium_Core32_Util
{
/**
* @internal You should not use this directly from another application
*
* @param array<int, ParagonIE_Sodium_Core32_Int64> $v
* @return array<int, ParagonIE_Sodium_Core32_Int64>
*/
public static function sipRound(array $v)
{
# v0 += v1;
$v[0] = $v[0]->addInt64($v[1]);
# v1 = ROTL(v1, 13);
$v[1] = $v[1]->rotateLeft(13);
# v1 ^= v0;
$v[1] = $v[1]->xorInt64($v[0]);
# v0=ROTL(v0,32);
$v[0] = $v[0]->rotateLeft(32);
# v2 += v3;
$v[2] = $v[2]->addInt64($v[3]);
# v3=ROTL(v3,16);
$v[3] = $v[3]->rotateLeft(16);
# v3 ^= v2;
$v[3] = $v[3]->xorInt64($v[2]);
# v0 += v3;
$v[0] = $v[0]->addInt64($v[3]);
# v3=ROTL(v3,21);
$v[3] = $v[3]->rotateLeft(21);
# v3 ^= v0;
$v[3] = $v[3]->xorInt64($v[0]);
# v2 += v1;
$v[2] = $v[2]->addInt64($v[1]);
# v1=ROTL(v1,17);
$v[1] = $v[1]->rotateLeft(17);
# v1 ^= v2;
$v[1] = $v[1]->xorInt64($v[2]);
# v2=ROTL(v2,32)
$v[2] = $v[2]->rotateLeft(32);
return $v;
}
/**
* @internal You should not use this directly from another application
*
* @param string $in
* @param string $key
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function sipHash24($in, $key)
{
$inlen = self::strlen($in);
# /* "somepseudorandomlygeneratedbytes" */
# u64 v0 = 0x736f6d6570736575ULL;
# u64 v1 = 0x646f72616e646f6dULL;
# u64 v2 = 0x6c7967656e657261ULL;
# u64 v3 = 0x7465646279746573ULL;
$v = array(
new ParagonIE_Sodium_Core32_Int64(
array(0x736f, 0x6d65, 0x7073, 0x6575)
),
new ParagonIE_Sodium_Core32_Int64(
array(0x646f, 0x7261, 0x6e64, 0x6f6d)
),
new ParagonIE_Sodium_Core32_Int64(
array(0x6c79, 0x6765, 0x6e65, 0x7261)
),
new ParagonIE_Sodium_Core32_Int64(
array(0x7465, 0x6462, 0x7974, 0x6573)
)
);
# u64 k0 = LOAD64_LE( k );
# u64 k1 = LOAD64_LE( k + 8 );
$k = array(
ParagonIE_Sodium_Core32_Int64::fromReverseString(
self::substr($key, 0, 8)
),
ParagonIE_Sodium_Core32_Int64::fromReverseString(
self::substr($key, 8, 8)
)
);
# b = ( ( u64 )inlen ) << 56;
$b = new ParagonIE_Sodium_Core32_Int64(
array(($inlen << 8) & 0xffff, 0, 0, 0)
);
# v3 ^= k1;
$v[3] = $v[3]->xorInt64($k[1]);
# v2 ^= k0;
$v[2] = $v[2]->xorInt64($k[0]);
# v1 ^= k1;
$v[1] = $v[1]->xorInt64($k[1]);
# v0 ^= k0;
$v[0] = $v[0]->xorInt64($k[0]);
$left = $inlen;
# for ( ; in != end; in += 8 )
while ($left >= 8) {
# m = LOAD64_LE( in );
$m = ParagonIE_Sodium_Core32_Int64::fromReverseString(
self::substr($in, 0, 8)
);
# v3 ^= m;
$v[3] = $v[3]->xorInt64($m);
# SIPROUND;
# SIPROUND;
$v = self::sipRound($v);
$v = self::sipRound($v);
# v0 ^= m;
$v[0] = $v[0]->xorInt64($m);
$in = self::substr($in, 8);
$left -= 8;
}
# switch( left )
# {
# case 7: b |= ( ( u64 )in[ 6] ) << 48;
# case 6: b |= ( ( u64 )in[ 5] ) << 40;
# case 5: b |= ( ( u64 )in[ 4] ) << 32;
# case 4: b |= ( ( u64 )in[ 3] ) << 24;
# case 3: b |= ( ( u64 )in[ 2] ) << 16;
# case 2: b |= ( ( u64 )in[ 1] ) << 8;
# case 1: b |= ( ( u64 )in[ 0] ); break;
# case 0: break;
# }
switch ($left) {
case 7:
$b = $b->orInt64(
ParagonIE_Sodium_Core32_Int64::fromInts(
0, self::chrToInt($in[6]) << 16
)
);
case 6:
$b = $b->orInt64(
ParagonIE_Sodium_Core32_Int64::fromInts(
0, self::chrToInt($in[5]) << 8
)
);
case 5:
$b = $b->orInt64(
ParagonIE_Sodium_Core32_Int64::fromInts(
0, self::chrToInt($in[4])
)
);
case 4:
$b = $b->orInt64(
ParagonIE_Sodium_Core32_Int64::fromInts(
self::chrToInt($in[3]) << 24, 0
)
);
case 3:
$b = $b->orInt64(
ParagonIE_Sodium_Core32_Int64::fromInts(
self::chrToInt($in[2]) << 16, 0
)
);
case 2:
$b = $b->orInt64(
ParagonIE_Sodium_Core32_Int64::fromInts(
self::chrToInt($in[1]) << 8, 0
)
);
case 1:
$b = $b->orInt64(
ParagonIE_Sodium_Core32_Int64::fromInts(
self::chrToInt($in[0]), 0
)
);
case 0:
break;
}
# v3 ^= b;
$v[3] = $v[3]->xorInt64($b);
# SIPROUND;
# SIPROUND;
$v = self::sipRound($v);
$v = self::sipRound($v);
# v0 ^= b;
$v[0] = $v[0]->xorInt64($b);
// Flip the lower 8 bits of v2 which is ($v[4], $v[5]) in our implementation
# v2 ^= 0xff;
$v[2]->limbs[3] ^= 0xff;
# SIPROUND;
# SIPROUND;
# SIPROUND;
# SIPROUND;
$v = self::sipRound($v);
$v = self::sipRound($v);
$v = self::sipRound($v);
$v = self::sipRound($v);
# b = v0 ^ v1 ^ v2 ^ v3;
# STORE64_LE( out, b );
return $v[0]
->xorInt64($v[1])
->xorInt64($v[2])
->xorInt64($v[3])
->toReverseString();
}
}
PK t[�X]> |