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David Stone
2024-11-30 18:24:12 -07:00
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404
dependencies/paragonie/constant_time_encoding/src/Base32.php vendored Normal file
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<?php
declare (strict_types=1);
namespace WP_Ultimo\Dependencies\ParagonIE\ConstantTime;
use InvalidArgumentException;
use RangeException;
use TypeError;
/**
* Copyright (c) 2016 - 2022 Paragon Initiative Enterprises.
* Copyright (c) 2014 Steve "Sc00bz" Thomas (steve at tobtu dot com)
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
/**
* Class Base32
* [A-Z][2-7]
*
* @package ParagonIE\ConstantTime
*/
abstract class Base32 implements EncoderInterface
{
/**
* Decode a Base32-encoded string into raw binary
*
* @param string $encodedString
* @param bool $strictPadding
* @return string
*/
public static function decode(string $encodedString, bool $strictPadding = \false) : string
{
return static::doDecode($encodedString, \false, $strictPadding);
}
/**
* Decode an uppercase Base32-encoded string into raw binary
*
* @param string $src
* @param bool $strictPadding
* @return string
*/
public static function decodeUpper(string $src, bool $strictPadding = \false) : string
{
return static::doDecode($src, \true, $strictPadding);
}
/**
* Encode into Base32 (RFC 4648)
*
* @param string $binString
* @return string
* @throws TypeError
*/
public static function encode(string $binString) : string
{
return static::doEncode($binString, \false, \true);
}
/**
* Encode into Base32 (RFC 4648)
*
* @param string $src
* @return string
* @throws TypeError
*/
public static function encodeUnpadded(string $src) : string
{
return static::doEncode($src, \false, \false);
}
/**
* Encode into uppercase Base32 (RFC 4648)
*
* @param string $src
* @return string
* @throws TypeError
*/
public static function encodeUpper(string $src) : string
{
return static::doEncode($src, \true, \true);
}
/**
* Encode into uppercase Base32 (RFC 4648)
*
* @param string $src
* @return string
* @throws TypeError
*/
public static function encodeUpperUnpadded(string $src) : string
{
return static::doEncode($src, \true, \false);
}
/**
* Uses bitwise operators instead of table-lookups to turn 5-bit integers
* into 8-bit integers.
*
* @param int $src
* @return int
*/
protected static function decode5Bits(int $src) : int
{
$ret = -1;
// if ($src > 96 && $src < 123) $ret += $src - 97 + 1; // -64
$ret += (0x60 - $src & $src - 0x7b) >> 8 & $src - 96;
// if ($src > 0x31 && $src < 0x38) $ret += $src - 24 + 1; // -23
$ret += (0x31 - $src & $src - 0x38) >> 8 & $src - 23;
return $ret;
}
/**
* Uses bitwise operators instead of table-lookups to turn 5-bit integers
* into 8-bit integers.
*
* Uppercase variant.
*
* @param int $src
* @return int
*/
protected static function decode5BitsUpper(int $src) : int
{
$ret = -1;
// if ($src > 64 && $src < 91) $ret += $src - 65 + 1; // -64
$ret += (0x40 - $src & $src - 0x5b) >> 8 & $src - 64;
// if ($src > 0x31 && $src < 0x38) $ret += $src - 24 + 1; // -23
$ret += (0x31 - $src & $src - 0x38) >> 8 & $src - 23;
return $ret;
}
/**
* Uses bitwise operators instead of table-lookups to turn 8-bit integers
* into 5-bit integers.
*
* @param int $src
* @return string
*/
protected static function encode5Bits(int $src) : string
{
$diff = 0x61;
// if ($src > 25) $ret -= 72;
$diff -= 25 - $src >> 8 & 73;
return \pack('C', $src + $diff);
}
/**
* Uses bitwise operators instead of table-lookups to turn 8-bit integers
* into 5-bit integers.
*
* Uppercase variant.
*
* @param int $src
* @return string
*/
protected static function encode5BitsUpper(int $src) : string
{
$diff = 0x41;
// if ($src > 25) $ret -= 40;
$diff -= 25 - $src >> 8 & 41;
return \pack('C', $src + $diff);
}
/**
* @param string $encodedString
* @param bool $upper
* @return string
*/
public static function decodeNoPadding(string $encodedString, bool $upper = \false) : string
{
$srcLen = Binary::safeStrlen($encodedString);
if ($srcLen === 0) {
return '';
}
if (($srcLen & 7) === 0) {
for ($j = 0; $j < 7 && $j < $srcLen; ++$j) {
if ($encodedString[$srcLen - $j - 1] === '=') {
throw new InvalidArgumentException("decodeNoPadding() doesn't tolerate padding");
}
}
}
return static::doDecode($encodedString, $upper, \true);
}
/**
* Base32 decoding
*
* @param string $src
* @param bool $upper
* @param bool $strictPadding
* @return string
*
* @throws TypeError
* @psalm-suppress RedundantCondition
*/
protected static function doDecode(string $src, bool $upper = \false, bool $strictPadding = \false) : string
{
// We do this to reduce code duplication:
$method = $upper ? 'decode5BitsUpper' : 'decode5Bits';
// Remove padding
$srcLen = Binary::safeStrlen($src);
if ($srcLen === 0) {
return '';
}
if ($strictPadding) {
if (($srcLen & 7) === 0) {
for ($j = 0; $j < 7; ++$j) {
if ($src[$srcLen - 1] === '=') {
$srcLen--;
} else {
break;
}
}
}
if (($srcLen & 7) === 1) {
throw new RangeException('Incorrect padding');
}
} else {
$src = \rtrim($src, '=');
$srcLen = Binary::safeStrlen($src);
}
$err = 0;
$dest = '';
// Main loop (no padding):
for ($i = 0; $i + 8 <= $srcLen; $i += 8) {
/** @var array<int, int> $chunk */
$chunk = \unpack('C*', Binary::safeSubstr($src, $i, 8));
/** @var int $c0 */
$c0 = static::$method($chunk[1]);
/** @var int $c1 */
$c1 = static::$method($chunk[2]);
/** @var int $c2 */
$c2 = static::$method($chunk[3]);
/** @var int $c3 */
$c3 = static::$method($chunk[4]);
/** @var int $c4 */
$c4 = static::$method($chunk[5]);
/** @var int $c5 */
$c5 = static::$method($chunk[6]);
/** @var int $c6 */
$c6 = static::$method($chunk[7]);
/** @var int $c7 */
$c7 = static::$method($chunk[8]);
$dest .= \pack('CCCCC', ($c0 << 3 | $c1 >> 2) & 0xff, ($c1 << 6 | $c2 << 1 | $c3 >> 4) & 0xff, ($c3 << 4 | $c4 >> 1) & 0xff, ($c4 << 7 | $c5 << 2 | $c6 >> 3) & 0xff, ($c6 << 5 | $c7) & 0xff);
$err |= ($c0 | $c1 | $c2 | $c3 | $c4 | $c5 | $c6 | $c7) >> 8;
}
// The last chunk, which may have padding:
if ($i < $srcLen) {
/** @var array<int, int> $chunk */
$chunk = \unpack('C*', Binary::safeSubstr($src, $i, $srcLen - $i));
/** @var int $c0 */
$c0 = static::$method($chunk[1]);
if ($i + 6 < $srcLen) {
/** @var int $c1 */
$c1 = static::$method($chunk[2]);
/** @var int $c2 */
$c2 = static::$method($chunk[3]);
/** @var int $c3 */
$c3 = static::$method($chunk[4]);
/** @var int $c4 */
$c4 = static::$method($chunk[5]);
/** @var int $c5 */
$c5 = static::$method($chunk[6]);
/** @var int $c6 */
$c6 = static::$method($chunk[7]);
$dest .= \pack('CCCC', ($c0 << 3 | $c1 >> 2) & 0xff, ($c1 << 6 | $c2 << 1 | $c3 >> 4) & 0xff, ($c3 << 4 | $c4 >> 1) & 0xff, ($c4 << 7 | $c5 << 2 | $c6 >> 3) & 0xff);
$err |= ($c0 | $c1 | $c2 | $c3 | $c4 | $c5 | $c6) >> 8;
if ($strictPadding) {
$err |= $c6 << 5 & 0xff;
}
} elseif ($i + 5 < $srcLen) {
/** @var int $c1 */
$c1 = static::$method($chunk[2]);
/** @var int $c2 */
$c2 = static::$method($chunk[3]);
/** @var int $c3 */
$c3 = static::$method($chunk[4]);
/** @var int $c4 */
$c4 = static::$method($chunk[5]);
/** @var int $c5 */
$c5 = static::$method($chunk[6]);
$dest .= \pack('CCCC', ($c0 << 3 | $c1 >> 2) & 0xff, ($c1 << 6 | $c2 << 1 | $c3 >> 4) & 0xff, ($c3 << 4 | $c4 >> 1) & 0xff, ($c4 << 7 | $c5 << 2) & 0xff);
$err |= ($c0 | $c1 | $c2 | $c3 | $c4 | $c5) >> 8;
} elseif ($i + 4 < $srcLen) {
/** @var int $c1 */
$c1 = static::$method($chunk[2]);
/** @var int $c2 */
$c2 = static::$method($chunk[3]);
/** @var int $c3 */
$c3 = static::$method($chunk[4]);
/** @var int $c4 */
$c4 = static::$method($chunk[5]);
$dest .= \pack('CCC', ($c0 << 3 | $c1 >> 2) & 0xff, ($c1 << 6 | $c2 << 1 | $c3 >> 4) & 0xff, ($c3 << 4 | $c4 >> 1) & 0xff);
$err |= ($c0 | $c1 | $c2 | $c3 | $c4) >> 8;
if ($strictPadding) {
$err |= $c4 << 7 & 0xff;
}
} elseif ($i + 3 < $srcLen) {
/** @var int $c1 */
$c1 = static::$method($chunk[2]);
/** @var int $c2 */
$c2 = static::$method($chunk[3]);
/** @var int $c3 */
$c3 = static::$method($chunk[4]);
$dest .= \pack('CC', ($c0 << 3 | $c1 >> 2) & 0xff, ($c1 << 6 | $c2 << 1 | $c3 >> 4) & 0xff);
$err |= ($c0 | $c1 | $c2 | $c3) >> 8;
if ($strictPadding) {
$err |= $c3 << 4 & 0xff;
}
} elseif ($i + 2 < $srcLen) {
/** @var int $c1 */
$c1 = static::$method($chunk[2]);
/** @var int $c2 */
$c2 = static::$method($chunk[3]);
$dest .= \pack('CC', ($c0 << 3 | $c1 >> 2) & 0xff, ($c1 << 6 | $c2 << 1) & 0xff);
$err |= ($c0 | $c1 | $c2) >> 8;
if ($strictPadding) {
$err |= $c2 << 6 & 0xff;
}
} elseif ($i + 1 < $srcLen) {
/** @var int $c1 */
$c1 = static::$method($chunk[2]);
$dest .= \pack('C', ($c0 << 3 | $c1 >> 2) & 0xff);
$err |= ($c0 | $c1) >> 8;
if ($strictPadding) {
$err |= $c1 << 6 & 0xff;
}
} else {
$dest .= \pack('C', $c0 << 3 & 0xff);
$err |= $c0 >> 8;
}
}
$check = $err === 0;
if (!$check) {
throw new RangeException('Base32::doDecode() only expects characters in the correct base32 alphabet');
}
return $dest;
}
/**
* Base32 Encoding
*
* @param string $src
* @param bool $upper
* @param bool $pad
* @return string
* @throws TypeError
*/
protected static function doEncode(string $src, bool $upper = \false, $pad = \true) : string
{
// We do this to reduce code duplication:
$method = $upper ? 'encode5BitsUpper' : 'encode5Bits';
$dest = '';
$srcLen = Binary::safeStrlen($src);
// Main loop (no padding):
for ($i = 0; $i + 5 <= $srcLen; $i += 5) {
/** @var array<int, int> $chunk */
$chunk = \unpack('C*', Binary::safeSubstr($src, $i, 5));
$b0 = $chunk[1];
$b1 = $chunk[2];
$b2 = $chunk[3];
$b3 = $chunk[4];
$b4 = $chunk[5];
$dest .= static::$method($b0 >> 3 & 31) . static::$method(($b0 << 2 | $b1 >> 6) & 31) . static::$method($b1 >> 1 & 31) . static::$method(($b1 << 4 | $b2 >> 4) & 31) . static::$method(($b2 << 1 | $b3 >> 7) & 31) . static::$method($b3 >> 2 & 31) . static::$method(($b3 << 3 | $b4 >> 5) & 31) . static::$method($b4 & 31);
}
// The last chunk, which may have padding:
if ($i < $srcLen) {
/** @var array<int, int> $chunk */
$chunk = \unpack('C*', Binary::safeSubstr($src, $i, $srcLen - $i));
$b0 = $chunk[1];
if ($i + 3 < $srcLen) {
$b1 = $chunk[2];
$b2 = $chunk[3];
$b3 = $chunk[4];
$dest .= static::$method($b0 >> 3 & 31) . static::$method(($b0 << 2 | $b1 >> 6) & 31) . static::$method($b1 >> 1 & 31) . static::$method(($b1 << 4 | $b2 >> 4) & 31) . static::$method(($b2 << 1 | $b3 >> 7) & 31) . static::$method($b3 >> 2 & 31) . static::$method($b3 << 3 & 31);
if ($pad) {
$dest .= '=';
}
} elseif ($i + 2 < $srcLen) {
$b1 = $chunk[2];
$b2 = $chunk[3];
$dest .= static::$method($b0 >> 3 & 31) . static::$method(($b0 << 2 | $b1 >> 6) & 31) . static::$method($b1 >> 1 & 31) . static::$method(($b1 << 4 | $b2 >> 4) & 31) . static::$method($b2 << 1 & 31);
if ($pad) {
$dest .= '===';
}
} elseif ($i + 1 < $srcLen) {
$b1 = $chunk[2];
$dest .= static::$method($b0 >> 3 & 31) . static::$method(($b0 << 2 | $b1 >> 6) & 31) . static::$method($b1 >> 1 & 31) . static::$method($b1 << 4 & 31);
if ($pad) {
$dest .= '====';
}
} else {
$dest .= static::$method($b0 >> 3 & 31) . static::$method($b0 << 2 & 31);
if ($pad) {
$dest .= '======';
}
}
}
return $dest;
}
}

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dependencies/paragonie/constant_time_encoding/src/Base32Hex.php vendored Normal file
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<?php
declare (strict_types=1);
namespace WP_Ultimo\Dependencies\ParagonIE\ConstantTime;
/**
* Copyright (c) 2016 - 2022 Paragon Initiative Enterprises.
* Copyright (c) 2014 Steve "Sc00bz" Thomas (steve at tobtu dot com)
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
/**
* Class Base32Hex
* [0-9][A-V]
*
* @package ParagonIE\ConstantTime
*/
abstract class Base32Hex extends Base32
{
/**
* Uses bitwise operators instead of table-lookups to turn 5-bit integers
* into 8-bit integers.
*
* @param int $src
* @return int
*/
protected static function decode5Bits(int $src) : int
{
$ret = -1;
// if ($src > 0x30 && $src < 0x3a) ret += $src - 0x2e + 1; // -47
$ret += (0x2f - $src & $src - 0x3a) >> 8 & $src - 47;
// if ($src > 0x60 && $src < 0x77) ret += $src - 0x61 + 10 + 1; // -86
$ret += (0x60 - $src & $src - 0x77) >> 8 & $src - 86;
return $ret;
}
/**
* Uses bitwise operators instead of table-lookups to turn 5-bit integers
* into 8-bit integers.
*
* @param int $src
* @return int
*/
protected static function decode5BitsUpper(int $src) : int
{
$ret = -1;
// if ($src > 0x30 && $src < 0x3a) ret += $src - 0x2e + 1; // -47
$ret += (0x2f - $src & $src - 0x3a) >> 8 & $src - 47;
// if ($src > 0x40 && $src < 0x57) ret += $src - 0x41 + 10 + 1; // -54
$ret += (0x40 - $src & $src - 0x57) >> 8 & $src - 54;
return $ret;
}
/**
* Uses bitwise operators instead of table-lookups to turn 8-bit integers
* into 5-bit integers.
*
* @param int $src
* @return string
*/
protected static function encode5Bits(int $src) : string
{
$src += 0x30;
// if ($src > 0x39) $src += 0x61 - 0x3a; // 39
$src += 0x39 - $src >> 8 & 39;
return \pack('C', $src);
}
/**
* Uses bitwise operators instead of table-lookups to turn 8-bit integers
* into 5-bit integers.
*
* Uppercase variant.
*
* @param int $src
* @return string
*/
protected static function encode5BitsUpper(int $src) : string
{
$src += 0x30;
// if ($src > 0x39) $src += 0x41 - 0x3a; // 7
$src += 0x39 - $src >> 8 & 7;
return \pack('C', $src);
}
}

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dependencies/paragonie/constant_time_encoding/src/Base64.php vendored Normal file
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<?php
declare (strict_types=1);
namespace WP_Ultimo\Dependencies\ParagonIE\ConstantTime;
use InvalidArgumentException;
use RangeException;
use TypeError;
/**
* Copyright (c) 2016 - 2022 Paragon Initiative Enterprises.
* Copyright (c) 2014 Steve "Sc00bz" Thomas (steve at tobtu dot com)
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
/**
* Class Base64
* [A-Z][a-z][0-9]+/
*
* @package ParagonIE\ConstantTime
*/
abstract class Base64 implements EncoderInterface
{
/**
* Encode into Base64
*
* Base64 character set "[A-Z][a-z][0-9]+/"
*
* @param string $binString
* @return string
*
* @throws TypeError
*/
public static function encode(string $binString) : string
{
return static::doEncode($binString, \true);
}
/**
* Encode into Base64, no = padding
*
* Base64 character set "[A-Z][a-z][0-9]+/"
*
* @param string $src
* @return string
*
* @throws TypeError
*/
public static function encodeUnpadded(string $src) : string
{
return static::doEncode($src, \false);
}
/**
* @param string $src
* @param bool $pad Include = padding?
* @return string
*
* @throws TypeError
*/
protected static function doEncode(string $src, bool $pad = \true) : string
{
$dest = '';
$srcLen = Binary::safeStrlen($src);
// Main loop (no padding):
for ($i = 0; $i + 3 <= $srcLen; $i += 3) {
/** @var array<int, int> $chunk */
$chunk = \unpack('C*', Binary::safeSubstr($src, $i, 3));
$b0 = $chunk[1];
$b1 = $chunk[2];
$b2 = $chunk[3];
$dest .= static::encode6Bits($b0 >> 2) . static::encode6Bits(($b0 << 4 | $b1 >> 4) & 63) . static::encode6Bits(($b1 << 2 | $b2 >> 6) & 63) . static::encode6Bits($b2 & 63);
}
// The last chunk, which may have padding:
if ($i < $srcLen) {
/** @var array<int, int> $chunk */
$chunk = \unpack('C*', Binary::safeSubstr($src, $i, $srcLen - $i));
$b0 = $chunk[1];
if ($i + 1 < $srcLen) {
$b1 = $chunk[2];
$dest .= static::encode6Bits($b0 >> 2) . static::encode6Bits(($b0 << 4 | $b1 >> 4) & 63) . static::encode6Bits($b1 << 2 & 63);
if ($pad) {
$dest .= '=';
}
} else {
$dest .= static::encode6Bits($b0 >> 2) . static::encode6Bits($b0 << 4 & 63);
if ($pad) {
$dest .= '==';
}
}
}
return $dest;
}
/**
* decode from base64 into binary
*
* Base64 character set "./[A-Z][a-z][0-9]"
*
* @param string $encodedString
* @param bool $strictPadding
* @return string
*
* @throws RangeException
* @throws TypeError
* @psalm-suppress RedundantCondition
*/
public static function decode(string $encodedString, bool $strictPadding = \false) : string
{
// Remove padding
$srcLen = Binary::safeStrlen($encodedString);
if ($srcLen === 0) {
return '';
}
if ($strictPadding) {
if (($srcLen & 3) === 0) {
if ($encodedString[$srcLen - 1] === '=') {
$srcLen--;
if ($encodedString[$srcLen - 1] === '=') {
$srcLen--;
}
}
}
if (($srcLen & 3) === 1) {
throw new RangeException('Incorrect padding');
}
if ($encodedString[$srcLen - 1] === '=') {
throw new RangeException('Incorrect padding');
}
} else {
$encodedString = \rtrim($encodedString, '=');
$srcLen = Binary::safeStrlen($encodedString);
}
$err = 0;
$dest = '';
// Main loop (no padding):
for ($i = 0; $i + 4 <= $srcLen; $i += 4) {
/** @var array<int, int> $chunk */
$chunk = \unpack('C*', Binary::safeSubstr($encodedString, $i, 4));
$c0 = static::decode6Bits($chunk[1]);
$c1 = static::decode6Bits($chunk[2]);
$c2 = static::decode6Bits($chunk[3]);
$c3 = static::decode6Bits($chunk[4]);
$dest .= \pack('CCC', ($c0 << 2 | $c1 >> 4) & 0xff, ($c1 << 4 | $c2 >> 2) & 0xff, ($c2 << 6 | $c3) & 0xff);
$err |= ($c0 | $c1 | $c2 | $c3) >> 8;
}
// The last chunk, which may have padding:
if ($i < $srcLen) {
/** @var array<int, int> $chunk */
$chunk = \unpack('C*', Binary::safeSubstr($encodedString, $i, $srcLen - $i));
$c0 = static::decode6Bits($chunk[1]);
if ($i + 2 < $srcLen) {
$c1 = static::decode6Bits($chunk[2]);
$c2 = static::decode6Bits($chunk[3]);
$dest .= \pack('CC', ($c0 << 2 | $c1 >> 4) & 0xff, ($c1 << 4 | $c2 >> 2) & 0xff);
$err |= ($c0 | $c1 | $c2) >> 8;
if ($strictPadding) {
$err |= $c2 << 6 & 0xff;
}
} elseif ($i + 1 < $srcLen) {
$c1 = static::decode6Bits($chunk[2]);
$dest .= \pack('C', ($c0 << 2 | $c1 >> 4) & 0xff);
$err |= ($c0 | $c1) >> 8;
if ($strictPadding) {
$err |= $c1 << 4 & 0xff;
}
} elseif ($strictPadding) {
$err |= 1;
}
}
$check = $err === 0;
if (!$check) {
throw new RangeException('Base64::decode() only expects characters in the correct base64 alphabet');
}
return $dest;
}
/**
* @param string $encodedString
* @return string
*/
public static function decodeNoPadding(string $encodedString) : string
{
$srcLen = Binary::safeStrlen($encodedString);
if ($srcLen === 0) {
return '';
}
if (($srcLen & 3) === 0) {
if ($encodedString[$srcLen - 1] === '=') {
throw new InvalidArgumentException("decodeNoPadding() doesn't tolerate padding");
}
if (($srcLen & 3) > 1) {
if ($encodedString[$srcLen - 2] === '=') {
throw new InvalidArgumentException("decodeNoPadding() doesn't tolerate padding");
}
}
}
return static::decode($encodedString, \true);
}
/**
* Uses bitwise operators instead of table-lookups to turn 6-bit integers
* into 8-bit integers.
*
* Base64 character set:
* [A-Z] [a-z] [0-9] + /
* 0x41-0x5a, 0x61-0x7a, 0x30-0x39, 0x2b, 0x2f
*
* @param int $src
* @return int
*/
protected static function decode6Bits(int $src) : int
{
$ret = -1;
// if ($src > 0x40 && $src < 0x5b) $ret += $src - 0x41 + 1; // -64
$ret += (0x40 - $src & $src - 0x5b) >> 8 & $src - 64;
// if ($src > 0x60 && $src < 0x7b) $ret += $src - 0x61 + 26 + 1; // -70
$ret += (0x60 - $src & $src - 0x7b) >> 8 & $src - 70;
// if ($src > 0x2f && $src < 0x3a) $ret += $src - 0x30 + 52 + 1; // 5
$ret += (0x2f - $src & $src - 0x3a) >> 8 & $src + 5;
// if ($src == 0x2b) $ret += 62 + 1;
$ret += (0x2a - $src & $src - 0x2c) >> 8 & 63;
// if ($src == 0x2f) ret += 63 + 1;
$ret += (0x2e - $src & $src - 0x30) >> 8 & 64;
return $ret;
}
/**
* Uses bitwise operators instead of table-lookups to turn 8-bit integers
* into 6-bit integers.
*
* @param int $src
* @return string
*/
protected static function encode6Bits(int $src) : string
{
$diff = 0x41;
// if ($src > 25) $diff += 0x61 - 0x41 - 26; // 6
$diff += 25 - $src >> 8 & 6;
// if ($src > 51) $diff += 0x30 - 0x61 - 26; // -75
$diff -= 51 - $src >> 8 & 75;
// if ($src > 61) $diff += 0x2b - 0x30 - 10; // -15
$diff -= 61 - $src >> 8 & 15;
// if ($src > 62) $diff += 0x2f - 0x2b - 1; // 3
$diff += 62 - $src >> 8 & 3;
return \pack('C', $src + $diff);
}
}

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<?php
declare (strict_types=1);
namespace WP_Ultimo\Dependencies\ParagonIE\ConstantTime;
/**
* Copyright (c) 2016 - 2022 Paragon Initiative Enterprises.
* Copyright (c) 2014 Steve "Sc00bz" Thomas (steve at tobtu dot com)
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
/**
* Class Base64DotSlash
* ./[A-Z][a-z][0-9]
*
* @package ParagonIE\ConstantTime
*/
abstract class Base64DotSlash extends Base64
{
/**
* Uses bitwise operators instead of table-lookups to turn 6-bit integers
* into 8-bit integers.
*
* Base64 character set:
* ./ [A-Z] [a-z] [0-9]
* 0x2e-0x2f, 0x41-0x5a, 0x61-0x7a, 0x30-0x39
*
* @param int $src
* @return int
*/
protected static function decode6Bits(int $src) : int
{
$ret = -1;
// if ($src > 0x2d && $src < 0x30) ret += $src - 0x2e + 1; // -45
$ret += (0x2d - $src & $src - 0x30) >> 8 & $src - 45;
// if ($src > 0x40 && $src < 0x5b) ret += $src - 0x41 + 2 + 1; // -62
$ret += (0x40 - $src & $src - 0x5b) >> 8 & $src - 62;
// if ($src > 0x60 && $src < 0x7b) ret += $src - 0x61 + 28 + 1; // -68
$ret += (0x60 - $src & $src - 0x7b) >> 8 & $src - 68;
// if ($src > 0x2f && $src < 0x3a) ret += $src - 0x30 + 54 + 1; // 7
$ret += (0x2f - $src & $src - 0x3a) >> 8 & $src + 7;
return $ret;
}
/**
* Uses bitwise operators instead of table-lookups to turn 8-bit integers
* into 6-bit integers.
*
* @param int $src
* @return string
*/
protected static function encode6Bits(int $src) : string
{
$src += 0x2e;
// if ($src > 0x2f) $src += 0x41 - 0x30; // 17
$src += 0x2f - $src >> 8 & 17;
// if ($src > 0x5a) $src += 0x61 - 0x5b; // 6
$src += 0x5a - $src >> 8 & 6;
// if ($src > 0x7a) $src += 0x30 - 0x7b; // -75
$src -= 0x7a - $src >> 8 & 75;
return \pack('C', $src);
}
}

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<?php
declare (strict_types=1);
namespace WP_Ultimo\Dependencies\ParagonIE\ConstantTime;
/**
* Copyright (c) 2016 - 2022 Paragon Initiative Enterprises.
* Copyright (c) 2014 Steve "Sc00bz" Thomas (steve at tobtu dot com)
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
/**
* Class Base64DotSlashOrdered
* ./[0-9][A-Z][a-z]
*
* @package ParagonIE\ConstantTime
*/
abstract class Base64DotSlashOrdered extends Base64
{
/**
* Uses bitwise operators instead of table-lookups to turn 6-bit integers
* into 8-bit integers.
*
* Base64 character set:
* [.-9] [A-Z] [a-z]
* 0x2e-0x39, 0x41-0x5a, 0x61-0x7a
*
* @param int $src
* @return int
*/
protected static function decode6Bits(int $src) : int
{
$ret = -1;
// if ($src > 0x2d && $src < 0x3a) ret += $src - 0x2e + 1; // -45
$ret += (0x2d - $src & $src - 0x3a) >> 8 & $src - 45;
// if ($src > 0x40 && $src < 0x5b) ret += $src - 0x41 + 12 + 1; // -52
$ret += (0x40 - $src & $src - 0x5b) >> 8 & $src - 52;
// if ($src > 0x60 && $src < 0x7b) ret += $src - 0x61 + 38 + 1; // -58
$ret += (0x60 - $src & $src - 0x7b) >> 8 & $src - 58;
return $ret;
}
/**
* Uses bitwise operators instead of table-lookups to turn 8-bit integers
* into 6-bit integers.
*
* @param int $src
* @return string
*/
protected static function encode6Bits(int $src) : string
{
$src += 0x2e;
// if ($src > 0x39) $src += 0x41 - 0x3a; // 7
$src += 0x39 - $src >> 8 & 7;
// if ($src > 0x5a) $src += 0x61 - 0x5b; // 6
$src += 0x5a - $src >> 8 & 6;
return \pack('C', $src);
}
}

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dependencies/paragonie/constant_time_encoding/src/Base64UrlSafe.php vendored Normal file
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<?php
declare (strict_types=1);
namespace WP_Ultimo\Dependencies\ParagonIE\ConstantTime;
/**
* Copyright (c) 2016 - 2022 Paragon Initiative Enterprises.
* Copyright (c) 2014 Steve "Sc00bz" Thomas (steve at tobtu dot com)
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
/**
* Class Base64UrlSafe
* [A-Z][a-z][0-9]\-_
*
* @package ParagonIE\ConstantTime
*/
abstract class Base64UrlSafe extends Base64
{
/**
* Uses bitwise operators instead of table-lookups to turn 6-bit integers
* into 8-bit integers.
*
* Base64 character set:
* [A-Z] [a-z] [0-9] - _
* 0x41-0x5a, 0x61-0x7a, 0x30-0x39, 0x2d, 0x5f
*
* @param int $src
* @return int
*/
protected static function decode6Bits(int $src) : int
{
$ret = -1;
// if ($src > 0x40 && $src < 0x5b) $ret += $src - 0x41 + 1; // -64
$ret += (0x40 - $src & $src - 0x5b) >> 8 & $src - 64;
// if ($src > 0x60 && $src < 0x7b) $ret += $src - 0x61 + 26 + 1; // -70
$ret += (0x60 - $src & $src - 0x7b) >> 8 & $src - 70;
// if ($src > 0x2f && $src < 0x3a) $ret += $src - 0x30 + 52 + 1; // 5
$ret += (0x2f - $src & $src - 0x3a) >> 8 & $src + 5;
// if ($src == 0x2c) $ret += 62 + 1;
$ret += (0x2c - $src & $src - 0x2e) >> 8 & 63;
// if ($src == 0x5f) ret += 63 + 1;
$ret += (0x5e - $src & $src - 0x60) >> 8 & 64;
return $ret;
}
/**
* Uses bitwise operators instead of table-lookups to turn 8-bit integers
* into 6-bit integers.
*
* @param int $src
* @return string
*/
protected static function encode6Bits(int $src) : string
{
$diff = 0x41;
// if ($src > 25) $diff += 0x61 - 0x41 - 26; // 6
$diff += 25 - $src >> 8 & 6;
// if ($src > 51) $diff += 0x30 - 0x61 - 26; // -75
$diff -= 51 - $src >> 8 & 75;
// if ($src > 61) $diff += 0x2d - 0x30 - 10; // -13
$diff -= 61 - $src >> 8 & 13;
// if ($src > 62) $diff += 0x5f - 0x2b - 1; // 3
$diff += 62 - $src >> 8 & 49;
return \pack('C', $src + $diff);
}
}

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<?php
declare (strict_types=1);
namespace WP_Ultimo\Dependencies\ParagonIE\ConstantTime;
use TypeError;
/**
* Copyright (c) 2016 - 2022 Paragon Initiative Enterprises.
* Copyright (c) 2014 Steve "Sc00bz" Thomas (steve at tobtu dot com)
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
/**
* Class Binary
*
* Binary string operators that don't choke on
* mbstring.func_overload
*
* @package ParagonIE\ConstantTime
*/
abstract class Binary
{
/**
* Safe string length
*
* @ref mbstring.func_overload
*
* @param string $str
* @return int
*/
public static function safeStrlen(string $str) : int
{
if (\function_exists('mb_strlen')) {
// mb_strlen in PHP 7.x can return false.
/** @psalm-suppress RedundantCast */
return (int) \mb_strlen($str, '8bit');
} else {
return \strlen($str);
}
}
/**
* Safe substring
*
* @ref mbstring.func_overload
*
* @staticvar boolean $exists
* @param string $str
* @param int $start
* @param ?int $length
* @return string
*
* @throws TypeError
*/
public static function safeSubstr(string $str, int $start = 0, $length = null) : string
{
if ($length === 0) {
return '';
}
if (\function_exists('mb_substr')) {
return \mb_substr($str, $start, $length, '8bit');
}
// Unlike mb_substr(), substr() doesn't accept NULL for length
if ($length !== null) {
return \substr($str, $start, $length);
} else {
return \substr($str, $start);
}
}
}

51
dependencies/paragonie/constant_time_encoding/src/EncoderInterface.php vendored Normal file
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<?php
declare (strict_types=1);
namespace WP_Ultimo\Dependencies\ParagonIE\ConstantTime;
/**
* Copyright (c) 2016 - 2022 Paragon Initiative Enterprises.
* Copyright (c) 2014 Steve "Sc00bz" Thomas (steve at tobtu dot com)
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
/**
* Interface EncoderInterface
* @package ParagonIE\ConstantTime
*/
interface EncoderInterface
{
/**
* Convert a binary string into a hexadecimal string without cache-timing
* leaks
*
* @param string $binString (raw binary)
* @return string
*/
public static function encode(string $binString) : string;
/**
* Convert a binary string into a hexadecimal string without cache-timing
* leaks
*
* @param string $encodedString
* @param bool $strictPadding Error on invalid padding
* @return string (raw binary)
*/
public static function decode(string $encodedString, bool $strictPadding = \false) : string;
}

244
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<?php
declare (strict_types=1);
namespace WP_Ultimo\Dependencies\ParagonIE\ConstantTime;
use TypeError;
/**
* Copyright (c) 2016 - 2022 Paragon Initiative Enterprises.
* Copyright (c) 2014 Steve "Sc00bz" Thomas (steve at tobtu dot com)
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
/**
* Class Encoding
* @package ParagonIE\ConstantTime
*/
abstract class Encoding
{
/**
* RFC 4648 Base32 encoding
*
* @param string $str
* @return string
* @throws TypeError
*/
public static function base32Encode(string $str) : string
{
return Base32::encode($str);
}
/**
* RFC 4648 Base32 encoding
*
* @param string $str
* @return string
* @throws TypeError
*/
public static function base32EncodeUpper(string $str) : string
{
return Base32::encodeUpper($str);
}
/**
* RFC 4648 Base32 decoding
*
* @param string $str
* @return string
* @throws TypeError
*/
public static function base32Decode(string $str) : string
{
return Base32::decode($str);
}
/**
* RFC 4648 Base32 decoding
*
* @param string $str
* @return string
* @throws TypeError
*/
public static function base32DecodeUpper(string $str) : string
{
return Base32::decodeUpper($str);
}
/**
* RFC 4648 Base32 encoding
*
* @param string $str
* @return string
* @throws TypeError
*/
public static function base32HexEncode(string $str) : string
{
return Base32Hex::encode($str);
}
/**
* RFC 4648 Base32Hex encoding
*
* @param string $str
* @return string
* @throws TypeError
*/
public static function base32HexEncodeUpper(string $str) : string
{
return Base32Hex::encodeUpper($str);
}
/**
* RFC 4648 Base32Hex decoding
*
* @param string $str
* @return string
* @throws TypeError
*/
public static function base32HexDecode(string $str) : string
{
return Base32Hex::decode($str);
}
/**
* RFC 4648 Base32Hex decoding
*
* @param string $str
* @return string
* @throws TypeError
*/
public static function base32HexDecodeUpper(string $str) : string
{
return Base32Hex::decodeUpper($str);
}
/**
* RFC 4648 Base64 encoding
*
* @param string $str
* @return string
* @throws TypeError
*/
public static function base64Encode(string $str) : string
{
return Base64::encode($str);
}
/**
* RFC 4648 Base64 decoding
*
* @param string $str
* @return string
* @throws TypeError
*/
public static function base64Decode(string $str) : string
{
return Base64::decode($str);
}
/**
* Encode into Base64
*
* Base64 character set "./[A-Z][a-z][0-9]"
* @param string $str
* @return string
* @throws TypeError
*/
public static function base64EncodeDotSlash(string $str) : string
{
return Base64DotSlash::encode($str);
}
/**
* Decode from base64 to raw binary
*
* Base64 character set "./[A-Z][a-z][0-9]"
*
* @param string $str
* @return string
* @throws \RangeException
* @throws TypeError
*/
public static function base64DecodeDotSlash(string $str) : string
{
return Base64DotSlash::decode($str);
}
/**
* Encode into Base64
*
* Base64 character set "[.-9][A-Z][a-z]" or "./[0-9][A-Z][a-z]"
* @param string $str
* @return string
* @throws TypeError
*/
public static function base64EncodeDotSlashOrdered(string $str) : string
{
return Base64DotSlashOrdered::encode($str);
}
/**
* Decode from base64 to raw binary
*
* Base64 character set "[.-9][A-Z][a-z]" or "./[0-9][A-Z][a-z]"
*
* @param string $str
* @return string
* @throws \RangeException
* @throws TypeError
*/
public static function base64DecodeDotSlashOrdered(string $str) : string
{
return Base64DotSlashOrdered::decode($str);
}
/**
* Convert a binary string into a hexadecimal string without cache-timing
* leaks
*
* @param string $bin_string (raw binary)
* @return string
* @throws TypeError
*/
public static function hexEncode(string $bin_string) : string
{
return Hex::encode($bin_string);
}
/**
* Convert a hexadecimal string into a binary string without cache-timing
* leaks
*
* @param string $hex_string
* @return string (raw binary)
* @throws \RangeException
*/
public static function hexDecode(string $hex_string) : string
{
return Hex::decode($hex_string);
}
/**
* Convert a binary string into a hexadecimal string without cache-timing
* leaks
*
* @param string $bin_string (raw binary)
* @return string
* @throws TypeError
*/
public static function hexEncodeUpper(string $bin_string) : string
{
return Hex::encodeUpper($bin_string);
}
/**
* Convert a binary string into a hexadecimal string without cache-timing
* leaks
*
* @param string $bin_string (raw binary)
* @return string
*/
public static function hexDecodeUpper(string $bin_string) : string
{
return Hex::decode($bin_string);
}
}

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<?php
declare (strict_types=1);
namespace WP_Ultimo\Dependencies\ParagonIE\ConstantTime;
use RangeException;
use TypeError;
/**
* Copyright (c) 2016 - 2022 Paragon Initiative Enterprises.
* Copyright (c) 2014 Steve "Sc00bz" Thomas (steve at tobtu dot com)
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
/**
* Class Hex
* @package ParagonIE\ConstantTime
*/
abstract class Hex implements EncoderInterface
{
/**
* Convert a binary string into a hexadecimal string without cache-timing
* leaks
*
* @param string $binString (raw binary)
* @return string
* @throws TypeError
*/
public static function encode(string $binString) : string
{
$hex = '';
$len = Binary::safeStrlen($binString);
for ($i = 0; $i < $len; ++$i) {
/** @var array<int, int> $chunk */
$chunk = \unpack('C', $binString[$i]);
$c = $chunk[1] & 0xf;
$b = $chunk[1] >> 4;
$hex .= \pack('CC', 87 + $b + ($b - 10 >> 8 & ~38), 87 + $c + ($c - 10 >> 8 & ~38));
}
return $hex;
}
/**
* Convert a binary string into a hexadecimal string without cache-timing
* leaks, returning uppercase letters (as per RFC 4648)
*
* @param string $binString (raw binary)
* @return string
* @throws TypeError
*/
public static function encodeUpper(string $binString) : string
{
$hex = '';
$len = Binary::safeStrlen($binString);
for ($i = 0; $i < $len; ++$i) {
/** @var array<int, int> $chunk */
$chunk = \unpack('C', $binString[$i]);
$c = $chunk[1] & 0xf;
$b = $chunk[1] >> 4;
$hex .= \pack('CC', 55 + $b + ($b - 10 >> 8 & ~6), 55 + $c + ($c - 10 >> 8 & ~6));
}
return $hex;
}
/**
* Convert a hexadecimal string into a binary string without cache-timing
* leaks
*
* @param string $encodedString
* @param bool $strictPadding
* @return string (raw binary)
* @throws RangeException
*/
public static function decode(string $encodedString, bool $strictPadding = \false) : string
{
$hex_pos = 0;
$bin = '';
$c_acc = 0;
$hex_len = Binary::safeStrlen($encodedString);
$state = 0;
if (($hex_len & 1) !== 0) {
if ($strictPadding) {
throw new RangeException('Expected an even number of hexadecimal characters');
} else {
$encodedString = '0' . $encodedString;
++$hex_len;
}
}
/** @var array<int, int> $chunk */
$chunk = \unpack('C*', $encodedString);
while ($hex_pos < $hex_len) {
++$hex_pos;
$c = $chunk[$hex_pos];
$c_num = $c ^ 48;
$c_num0 = $c_num - 10 >> 8;
$c_alpha = ($c & ~32) - 55;
$c_alpha0 = ($c_alpha - 10 ^ $c_alpha - 16) >> 8;
if (($c_num0 | $c_alpha0) === 0) {
throw new RangeException('Expected hexadecimal character');
}
$c_val = $c_num0 & $c_num | $c_alpha & $c_alpha0;
if ($state === 0) {
$c_acc = $c_val * 16;
} else {
$bin .= \pack('C', $c_acc | $c_val);
}
$state ^= 1;
}
return $bin;
}
}

176
dependencies/paragonie/constant_time_encoding/src/RFC4648.php vendored Normal file
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<?php
declare (strict_types=1);
namespace WP_Ultimo\Dependencies\ParagonIE\ConstantTime;
use TypeError;
/**
* Copyright (c) 2016 - 2022 Paragon Initiative Enterprises.
* Copyright (c) 2014 Steve "Sc00bz" Thomas (steve at tobtu dot com)
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
/**
* Class RFC4648
*
* This class conforms strictly to the RFC
*
* @package ParagonIE\ConstantTime
*/
abstract class RFC4648
{
/**
* RFC 4648 Base64 encoding
*
* "foo" -> "Zm9v"
*
* @param string $str
* @return string
*
* @throws TypeError
*/
public static function base64Encode(string $str) : string
{
return Base64::encode($str);
}
/**
* RFC 4648 Base64 decoding
*
* "Zm9v" -> "foo"
*
* @param string $str
* @return string
*
* @throws TypeError
*/
public static function base64Decode(string $str) : string
{
return Base64::decode($str, \true);
}
/**
* RFC 4648 Base64 (URL Safe) encoding
*
* "foo" -> "Zm9v"
*
* @param string $str
* @return string
*
* @throws TypeError
*/
public static function base64UrlSafeEncode(string $str) : string
{
return Base64UrlSafe::encode($str);
}
/**
* RFC 4648 Base64 (URL Safe) decoding
*
* "Zm9v" -> "foo"
*
* @param string $str
* @return string
*
* @throws TypeError
*/
public static function base64UrlSafeDecode(string $str) : string
{
return Base64UrlSafe::decode($str, \true);
}
/**
* RFC 4648 Base32 encoding
*
* "foo" -> "MZXW6==="
*
* @param string $str
* @return string
*
* @throws TypeError
*/
public static function base32Encode(string $str) : string
{
return Base32::encodeUpper($str);
}
/**
* RFC 4648 Base32 encoding
*
* "MZXW6===" -> "foo"
*
* @param string $str
* @return string
*
* @throws TypeError
*/
public static function base32Decode(string $str) : string
{
return Base32::decodeUpper($str, \true);
}
/**
* RFC 4648 Base32-Hex encoding
*
* "foo" -> "CPNMU==="
*
* @param string $str
* @return string
*
* @throws TypeError
*/
public static function base32HexEncode(string $str) : string
{
return Base32::encodeUpper($str);
}
/**
* RFC 4648 Base32-Hex decoding
*
* "CPNMU===" -> "foo"
*
* @param string $str
* @return string
*
* @throws TypeError
*/
public static function base32HexDecode(string $str) : string
{
return Base32::decodeUpper($str, \true);
}
/**
* RFC 4648 Base16 decoding
*
* "foo" -> "666F6F"
*
* @param string $str
* @return string
*
* @throws TypeError
*/
public static function base16Encode(string $str) : string
{
return Hex::encodeUpper($str);
}
/**
* RFC 4648 Base16 decoding
*
* "666F6F" -> "foo"
*
* @param string $str
* @return string
*/
public static function base16Decode(string $str) : string
{
return Hex::decode($str, \true);
}
}

5
dependencies/paragonie/random_compat/build-phar.sh vendored Normal file
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@@ -0,0 +1,5 @@
#!/usr/bin/env bash
basedir=$( dirname $( readlink -f ${BASH_SOURCE[0]} ) )
php -dphar.readonly=0 "$basedir/other/build_phar.php" $*

5
dependencies/paragonie/random_compat/dist/random_compat.phar.pubkey vendored Normal file
View File

@@ -0,0 +1,5 @@
-----BEGIN PUBLIC KEY-----
MHYwEAYHKoZIzj0CAQYFK4EEACIDYgAEEd+wCqJDrx5B4OldM0dQE0ZMX+lx1ZWm
pui0SUqD4G29L3NGsz9UhJ/0HjBdbnkhIK5xviT0X5vtjacF6ajgcCArbTB+ds+p
+h7Q084NuSuIpNb6YPfoUFgC/CL9kAoc
-----END PUBLIC KEY-----

11
dependencies/paragonie/random_compat/dist/random_compat.phar.pubkey.asc vendored Normal file
View File

@@ -0,0 +1,11 @@
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v2.0.22 (MingW32)
iQEcBAABAgAGBQJWtW1hAAoJEGuXocKCZATaJf0H+wbZGgskK1dcRTsuVJl9IWip
QwGw/qIKI280SD6/ckoUMxKDCJiFuPR14zmqnS36k7N5UNPnpdTJTS8T11jttSpg
1LCmgpbEIpgaTah+cELDqFCav99fS+bEiAL5lWDAHBTE/XPjGVCqeehyPYref4IW
NDBIEsvnHPHPLsn6X5jq4+Yj5oUixgxaMPiR+bcO4Sh+RzOVB6i2D0upWfRXBFXA
NNnsg9/zjvoC7ZW73y9uSH+dPJTt/Vgfeiv52/v41XliyzbUyLalf02GNPY+9goV
JHG1ulEEBJOCiUD9cE1PUIJwHA/HqyhHIvV350YoEFiHl8iSwm7SiZu5kPjaq74=
=B6+8
-----END PGP SIGNATURE-----

34
dependencies/paragonie/random_compat/lib/random.php vendored Normal file
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<?php
namespace WP_Ultimo\Dependencies;
/**
* Random_* Compatibility Library
* for using the new PHP 7 random_* API in PHP 5 projects
*
* @version 2.99.99
* @released 2018-06-06
*
* The MIT License (MIT)
*
* Copyright (c) 2015 - 2018 Paragon Initiative Enterprises
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
// NOP

44
dependencies/paragonie/random_compat/other/build_phar.php vendored Normal file
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<?php
namespace WP_Ultimo\Dependencies;
$dist = \dirname(__DIR__) . '/dist';
if (!\is_dir($dist)) {
\mkdir($dist, 0755);
}
if (\file_exists($dist . '/random_compat.phar')) {
\unlink($dist . '/random_compat.phar');
}
$phar = new \Phar($dist . '/random_compat.phar', \FilesystemIterator::CURRENT_AS_FILEINFO | \FilesystemIterator::KEY_AS_FILENAME, 'random_compat.phar');
\rename(\dirname(__DIR__) . '/lib/random.php', \dirname(__DIR__) . '/lib/index.php');
$phar->buildFromDirectory(\dirname(__DIR__) . '/lib');
\rename(\dirname(__DIR__) . '/lib/index.php', \dirname(__DIR__) . '/lib/random.php');
/**
* If we pass an (optional) path to a private key as a second argument, we will
* sign the Phar with OpenSSL.
*
* If you leave this out, it will produce an unsigned .phar!
*/
if ($argc > 1) {
if (!@\is_readable($argv[1])) {
echo 'Could not read the private key file:', $argv[1], "\n";
exit(255);
}
$pkeyFile = \file_get_contents($argv[1]);
$private = \openssl_get_privatekey($pkeyFile);
if ($private !== \false) {
$pkey = '';
\openssl_pkey_export($private, $pkey);
$phar->setSignatureAlgorithm(\Phar::OPENSSL, $pkey);
/**
* Save the corresponding public key to the file
*/
if (!@\is_readable($dist . '/random_compat.phar.pubkey')) {
$details = \openssl_pkey_get_details($private);
\file_put_contents($dist . '/random_compat.phar.pubkey', $details['key']);
}
} else {
echo 'An error occurred reading the private key from OpenSSL.', "\n";
exit(255);
}
}

10
dependencies/paragonie/random_compat/psalm-autoload.php vendored Normal file
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<?php
namespace WP_Ultimo\Dependencies;
require_once 'lib/byte_safe_strings.php';
require_once 'lib/cast_to_int.php';
require_once 'lib/error_polyfill.php';
require_once 'other/ide_stubs/libsodium.php';
require_once 'lib/random.php';
$int = \random_int(0, 65536);

19
dependencies/paragonie/random_compat/psalm.xml vendored Normal file
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@@ -0,0 +1,19 @@
<?xml version="1.0"?>
<psalm
autoloader="psalm-autoload.php"
stopOnFirstError="false"
useDocblockTypes="true"
>
<projectFiles>
<directory name="lib" />
</projectFiles>
<issueHandlers>
<RedundantConditionGivenDocblockType errorLevel="info" />
<UnresolvableInclude errorLevel="info" />
<DuplicateClass errorLevel="info" />
<InvalidOperand errorLevel="info" />
<UndefinedConstant errorLevel="info" />
<MissingReturnType errorLevel="info" />
<InvalidReturnType errorLevel="info" />
</issueHandlers>
</psalm>