primo commit
This commit is contained in:
541
libraries/vendor/paragonie/constant_time_encoding/src/Base32.php
vendored
Normal file
541
libraries/vendor/paragonie/constant_time_encoding/src/Base32.php
vendored
Normal file
@ -0,0 +1,541 @@
|
||||
<?php
|
||||
declare(strict_types=1);
|
||||
namespace 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(
|
||||
#[\SensitiveParameter]
|
||||
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(
|
||||
#[\SensitiveParameter]
|
||||
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(
|
||||
#[\SensitiveParameter]
|
||||
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(
|
||||
#[\SensitiveParameter]
|
||||
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(
|
||||
#[\SensitiveParameter]
|
||||
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(
|
||||
#[\SensitiveParameter]
|
||||
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(
|
||||
#[\SensitiveParameter]
|
||||
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
|
||||
*/
|
||||
protected static function doDecode(
|
||||
#[\SensitiveParameter]
|
||||
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(
|
||||
#[\SensitiveParameter]
|
||||
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;
|
||||
}
|
||||
}
|
||||
111
libraries/vendor/paragonie/constant_time_encoding/src/Base32Hex.php
vendored
Normal file
111
libraries/vendor/paragonie/constant_time_encoding/src/Base32Hex.php
vendored
Normal file
@ -0,0 +1,111 @@
|
||||
<?php
|
||||
declare(strict_types=1);
|
||||
namespace 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);
|
||||
}
|
||||
}
|
||||
319
libraries/vendor/paragonie/constant_time_encoding/src/Base64.php
vendored
Normal file
319
libraries/vendor/paragonie/constant_time_encoding/src/Base64.php
vendored
Normal file
@ -0,0 +1,319 @@
|
||||
<?php
|
||||
declare(strict_types=1);
|
||||
namespace 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(
|
||||
#[\SensitiveParameter]
|
||||
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(
|
||||
#[\SensitiveParameter]
|
||||
string $src
|
||||
): string {
|
||||
return static::doEncode($src, false);
|
||||
}
|
||||
|
||||
/**
|
||||
* @param string $src
|
||||
* @param bool $pad Include = padding?
|
||||
* @return string
|
||||
*
|
||||
* @throws TypeError
|
||||
*/
|
||||
protected static function doEncode(
|
||||
#[\SensitiveParameter]
|
||||
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
|
||||
*/
|
||||
public static function decode(
|
||||
#[\SensitiveParameter]
|
||||
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(
|
||||
#[\SensitiveParameter]
|
||||
string $encodedString
|
||||
): string {
|
||||
$srcLen = Binary::safeStrlen($encodedString);
|
||||
if ($srcLen === 0) {
|
||||
return '';
|
||||
}
|
||||
if (($srcLen & 3) === 0) {
|
||||
// If $strLen is not zero, and it is divisible by 4, then it's at least 4.
|
||||
if ($encodedString[$srcLen - 1] === '=' || $encodedString[$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);
|
||||
}
|
||||
}
|
||||
88
libraries/vendor/paragonie/constant_time_encoding/src/Base64DotSlash.php
vendored
Normal file
88
libraries/vendor/paragonie/constant_time_encoding/src/Base64DotSlash.php
vendored
Normal file
@ -0,0 +1,88 @@
|
||||
<?php
|
||||
declare(strict_types=1);
|
||||
namespace 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);
|
||||
}
|
||||
}
|
||||
82
libraries/vendor/paragonie/constant_time_encoding/src/Base64DotSlashOrdered.php
vendored
Normal file
82
libraries/vendor/paragonie/constant_time_encoding/src/Base64DotSlashOrdered.php
vendored
Normal file
@ -0,0 +1,82 @@
|
||||
<?php
|
||||
declare(strict_types=1);
|
||||
namespace 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);
|
||||
}
|
||||
}
|
||||
95
libraries/vendor/paragonie/constant_time_encoding/src/Base64UrlSafe.php
vendored
Normal file
95
libraries/vendor/paragonie/constant_time_encoding/src/Base64UrlSafe.php
vendored
Normal file
@ -0,0 +1,95 @@
|
||||
<?php
|
||||
declare(strict_types=1);
|
||||
namespace 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);
|
||||
}
|
||||
}
|
||||
93
libraries/vendor/paragonie/constant_time_encoding/src/Binary.php
vendored
Normal file
93
libraries/vendor/paragonie/constant_time_encoding/src/Binary.php
vendored
Normal file
@ -0,0 +1,93 @@
|
||||
<?php
|
||||
declare(strict_types=1);
|
||||
namespace 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(
|
||||
#[\SensitiveParameter]
|
||||
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(
|
||||
#[\SensitiveParameter]
|
||||
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);
|
||||
}
|
||||
}
|
||||
}
|
||||
52
libraries/vendor/paragonie/constant_time_encoding/src/EncoderInterface.php
vendored
Normal file
52
libraries/vendor/paragonie/constant_time_encoding/src/EncoderInterface.php
vendored
Normal file
@ -0,0 +1,52 @@
|
||||
<?php
|
||||
declare(strict_types=1);
|
||||
namespace 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;
|
||||
}
|
||||
298
libraries/vendor/paragonie/constant_time_encoding/src/Encoding.php
vendored
Normal file
298
libraries/vendor/paragonie/constant_time_encoding/src/Encoding.php
vendored
Normal file
@ -0,0 +1,298 @@
|
||||
<?php
|
||||
declare(strict_types=1);
|
||||
namespace 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(
|
||||
#[\SensitiveParameter]
|
||||
string $str
|
||||
): string {
|
||||
return Base32::encode($str);
|
||||
}
|
||||
|
||||
/**
|
||||
* RFC 4648 Base32 encoding
|
||||
*
|
||||
* @param string $str
|
||||
* @return string
|
||||
* @throws TypeError
|
||||
*/
|
||||
public static function base32EncodeUpper(
|
||||
#[\SensitiveParameter]
|
||||
string $str
|
||||
): string {
|
||||
return Base32::encodeUpper($str);
|
||||
}
|
||||
|
||||
/**
|
||||
* RFC 4648 Base32 decoding
|
||||
*
|
||||
* @param string $str
|
||||
* @return string
|
||||
* @throws TypeError
|
||||
*/
|
||||
public static function base32Decode(
|
||||
#[\SensitiveParameter]
|
||||
string $str
|
||||
): string {
|
||||
return Base32::decode($str);
|
||||
}
|
||||
|
||||
/**
|
||||
* RFC 4648 Base32 decoding
|
||||
*
|
||||
* @param string $str
|
||||
* @return string
|
||||
* @throws TypeError
|
||||
*/
|
||||
public static function base32DecodeUpper(
|
||||
#[\SensitiveParameter]
|
||||
string $str
|
||||
): string {
|
||||
return Base32::decodeUpper($str);
|
||||
}
|
||||
|
||||
/**
|
||||
* RFC 4648 Base32 encoding
|
||||
*
|
||||
* @param string $str
|
||||
* @return string
|
||||
* @throws TypeError
|
||||
*/
|
||||
public static function base32HexEncode(
|
||||
#[\SensitiveParameter]
|
||||
string $str
|
||||
): string {
|
||||
return Base32Hex::encode($str);
|
||||
}
|
||||
|
||||
/**
|
||||
* RFC 4648 Base32Hex encoding
|
||||
*
|
||||
* @param string $str
|
||||
* @return string
|
||||
* @throws TypeError
|
||||
*/
|
||||
public static function base32HexEncodeUpper(
|
||||
#[\SensitiveParameter]
|
||||
string $str
|
||||
): string {
|
||||
return Base32Hex::encodeUpper($str);
|
||||
}
|
||||
|
||||
/**
|
||||
* RFC 4648 Base32Hex decoding
|
||||
*
|
||||
* @param string $str
|
||||
* @return string
|
||||
* @throws TypeError
|
||||
*/
|
||||
public static function base32HexDecode(
|
||||
#[\SensitiveParameter]
|
||||
string $str
|
||||
): string {
|
||||
return Base32Hex::decode($str);
|
||||
}
|
||||
|
||||
/**
|
||||
* RFC 4648 Base32Hex decoding
|
||||
*
|
||||
* @param string $str
|
||||
* @return string
|
||||
* @throws TypeError
|
||||
*/
|
||||
public static function base32HexDecodeUpper(
|
||||
#[\SensitiveParameter]
|
||||
string $str
|
||||
): string {
|
||||
return Base32Hex::decodeUpper($str);
|
||||
}
|
||||
|
||||
/**
|
||||
* RFC 4648 Base64 encoding
|
||||
*
|
||||
* @param string $str
|
||||
* @return string
|
||||
* @throws TypeError
|
||||
*/
|
||||
public static function base64Encode(
|
||||
#[\SensitiveParameter]
|
||||
string $str
|
||||
): string {
|
||||
return Base64::encode($str);
|
||||
}
|
||||
|
||||
/**
|
||||
* RFC 4648 Base64 decoding
|
||||
*
|
||||
* @param string $str
|
||||
* @return string
|
||||
* @throws TypeError
|
||||
*/
|
||||
public static function base64Decode(
|
||||
#[\SensitiveParameter]
|
||||
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(
|
||||
#[\SensitiveParameter]
|
||||
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(
|
||||
#[\SensitiveParameter]
|
||||
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(
|
||||
#[\SensitiveParameter]
|
||||
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(
|
||||
#[\SensitiveParameter]
|
||||
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(
|
||||
#[\SensitiveParameter]
|
||||
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(
|
||||
#[\SensitiveParameter]
|
||||
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(
|
||||
#[\SensitiveParameter]
|
||||
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(
|
||||
#[\SensitiveParameter]
|
||||
string $bin_string
|
||||
): string {
|
||||
return Hex::decode($bin_string);
|
||||
}
|
||||
}
|
||||
151
libraries/vendor/paragonie/constant_time_encoding/src/Hex.php
vendored
Normal file
151
libraries/vendor/paragonie/constant_time_encoding/src/Hex.php
vendored
Normal file
@ -0,0 +1,151 @@
|
||||
<?php
|
||||
declare(strict_types=1);
|
||||
namespace 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(
|
||||
#[\SensitiveParameter]
|
||||
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(
|
||||
#[\SensitiveParameter]
|
||||
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(
|
||||
#[\SensitiveParameter]
|
||||
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;
|
||||
}
|
||||
}
|
||||
206
libraries/vendor/paragonie/constant_time_encoding/src/RFC4648.php
vendored
Normal file
206
libraries/vendor/paragonie/constant_time_encoding/src/RFC4648.php
vendored
Normal file
@ -0,0 +1,206 @@
|
||||
<?php
|
||||
declare(strict_types=1);
|
||||
namespace 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(
|
||||
#[\SensitiveParameter]
|
||||
string $str
|
||||
): string {
|
||||
return Base64::encode($str);
|
||||
}
|
||||
|
||||
/**
|
||||
* RFC 4648 Base64 decoding
|
||||
*
|
||||
* "Zm9v" -> "foo"
|
||||
*
|
||||
* @param string $str
|
||||
* @return string
|
||||
*
|
||||
* @throws TypeError
|
||||
*/
|
||||
public static function base64Decode(
|
||||
#[\SensitiveParameter]
|
||||
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(
|
||||
#[\SensitiveParameter]
|
||||
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(
|
||||
#[\SensitiveParameter]
|
||||
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(
|
||||
#[\SensitiveParameter]
|
||||
string $str
|
||||
): string {
|
||||
return Base32::encodeUpper($str);
|
||||
}
|
||||
|
||||
/**
|
||||
* RFC 4648 Base32 encoding
|
||||
*
|
||||
* "MZXW6===" -> "foo"
|
||||
*
|
||||
* @param string $str
|
||||
* @return string
|
||||
*
|
||||
* @throws TypeError
|
||||
*/
|
||||
public static function base32Decode(
|
||||
#[\SensitiveParameter]
|
||||
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(
|
||||
#[\SensitiveParameter]
|
||||
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(
|
||||
#[\SensitiveParameter]
|
||||
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(
|
||||
#[\SensitiveParameter]
|
||||
string $str
|
||||
): string {
|
||||
return Hex::encodeUpper($str);
|
||||
}
|
||||
|
||||
/**
|
||||
* RFC 4648 Base16 decoding
|
||||
*
|
||||
* "666F6F" -> "foo"
|
||||
*
|
||||
* @param string $str
|
||||
* @return string
|
||||
*/
|
||||
public static function base16Decode(
|
||||
#[\SensitiveParameter]
|
||||
string $str
|
||||
): string {
|
||||
return Hex::decode($str, true);
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user