This commit is contained in:
2025-06-08 20:07:38 +09:00
parent 3b2966ebe2
commit a372bb62c7
2479 changed files with 1059113 additions and 1057157 deletions

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<?php
/**
* Class ParagonIE_Sodium_Core_Base64
*
* Copyright (c) 2016 - 2018 Paragon Initiative Enterprises.
* Copyright (c) 2014 Steve "Sc00bz" Thomas (steve at tobtu dot com)
*
* We have to copy/paste the contents into the variant files because PHP 5.2
* doesn't support late static binding, and we have no better workaround
* available that won't break PHP 7+. Therefore, we're forced to duplicate code.
*/
abstract class ParagonIE_Sodium_Core_Base64_Common
{
/**
* Encode into Base64
*
* Base64 character set "[A-Z][a-z][0-9]+/"
*
* @param string $src
* @return string
* @throws TypeError
*/
public static function encode($src)
{
return self::doEncode($src, true);
}
/**
* Encode into Base64, no = padding
*
* Base64 character set "[A-Z][a-z][0-9]+/"
*
* @param string $src
* @return string
* @throws TypeError
*/
public static function encodeUnpadded($src)
{
return self::doEncode($src, false);
}
/**
* @param string $src
* @param bool $pad Include = padding?
* @return string
* @throws TypeError
*/
protected static function doEncode($src, $pad = true)
{
$dest = '';
$srcLen = ParagonIE_Sodium_Core_Util::strlen($src);
// Main loop (no padding):
for ($i = 0; $i + 3 <= $srcLen; $i += 3) {
/** @var array<int, int> $chunk */
$chunk = unpack('C*', ParagonIE_Sodium_Core_Util::substr($src, $i, 3));
$b0 = $chunk[1];
$b1 = $chunk[2];
$b2 = $chunk[3];
$dest .=
self::encode6Bits( $b0 >> 2 ) .
self::encode6Bits((($b0 << 4) | ($b1 >> 4)) & 63) .
self::encode6Bits((($b1 << 2) | ($b2 >> 6)) & 63) .
self::encode6Bits( $b2 & 63);
}
// The last chunk, which may have padding:
if ($i < $srcLen) {
/** @var array<int, int> $chunk */
$chunk = unpack('C*', ParagonIE_Sodium_Core_Util::substr($src, $i, $srcLen - $i));
$b0 = $chunk[1];
if ($i + 1 < $srcLen) {
$b1 = $chunk[2];
$dest .=
self::encode6Bits($b0 >> 2) .
self::encode6Bits((($b0 << 4) | ($b1 >> 4)) & 63) .
self::encode6Bits(($b1 << 2) & 63);
if ($pad) {
$dest .= '=';
}
} else {
$dest .=
self::encode6Bits( $b0 >> 2) .
self::encode6Bits(($b0 << 4) & 63);
if ($pad) {
$dest .= '==';
}
}
}
return $dest;
}
/**
* decode from base64 into binary
*
* Base64 character set "./[A-Z][a-z][0-9]"
*
* @param string $src
* @param bool $strictPadding
* @return string
* @throws RangeException
* @throws TypeError
* @psalm-suppress RedundantCondition
*/
public static function decode($src, $strictPadding = false)
{
// Remove padding
$srcLen = ParagonIE_Sodium_Core_Util::strlen($src);
if ($srcLen === 0) {
return '';
}
if ($strictPadding) {
if (($srcLen & 3) === 0) {
if ($src[$srcLen - 1] === '=') {
$srcLen--;
if ($src[$srcLen - 1] === '=') {
$srcLen--;
}
}
}
if (($srcLen & 3) === 1) {
throw new RangeException(
'Incorrect padding'
);
}
if ($src[$srcLen - 1] === '=') {
throw new RangeException(
'Incorrect padding'
);
}
} else {
$src = rtrim($src, '=');
$srcLen = ParagonIE_Sodium_Core_Util::strlen($src);
}
$err = 0;
$dest = '';
// Main loop (no padding):
for ($i = 0; $i + 4 <= $srcLen; $i += 4) {
/** @var array<int, int> $chunk */
$chunk = unpack('C*', ParagonIE_Sodium_Core_Util::substr($src, $i, 4));
$c0 = self::decode6Bits($chunk[1]);
$c1 = self::decode6Bits($chunk[2]);
$c2 = self::decode6Bits($chunk[3]);
$c3 = self::decode6Bits($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 */
$chunk = unpack('C*', ParagonIE_Sodium_Core_Util::substr($src, $i, $srcLen - $i));
$c0 = self::decode6Bits($chunk[1]);
if ($i + 2 < $srcLen) {
$c1 = self::decode6Bits($chunk[2]);
$c2 = self::decode6Bits($chunk[3]);
$dest .= pack(
'CC',
((($c0 << 2) | ($c1 >> 4)) & 0xff),
((($c1 << 4) | ($c2 >> 2)) & 0xff)
);
$err |= ($c0 | $c1 | $c2) >> 8;
} elseif ($i + 1 < $srcLen) {
$c1 = self::decode6Bits($chunk[2]);
$dest .= pack(
'C',
((($c0 << 2) | ($c1 >> 4)) & 0xff)
);
$err |= ($c0 | $c1) >> 8;
} elseif ($i < $srcLen && $strictPadding) {
$err |= 1;
}
}
/** @var bool $check */
$check = ($err === 0);
if (!$check) {
throw new RangeException(
'Base64::decode() only expects characters in the correct base64 alphabet'
);
}
return $dest;
}
/**
* 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 $src
* @return int
*/
abstract protected static function decode6Bits($src);
/**
* Uses bitwise operators instead of table-lookups to turn 8-bit integers
* into 6-bit integers.
*
* @param int $src
* @return string
*/
abstract protected static function encode6Bits($src);
}
<?php
/**
* Class ParagonIE_Sodium_Core_Base64
*
* Copyright (c) 2016 - 2018 Paragon Initiative Enterprises.
* Copyright (c) 2014 Steve "Sc00bz" Thomas (steve at tobtu dot com)
*
* We have to copy/paste the contents into the variant files because PHP 5.2
* doesn't support late static binding, and we have no better workaround
* available that won't break PHP 7+. Therefore, we're forced to duplicate code.
*/
abstract class ParagonIE_Sodium_Core_Base64_Common
{
/**
* Encode into Base64
*
* Base64 character set "[A-Z][a-z][0-9]+/"
*
* @param string $src
* @return string
* @throws TypeError
*/
public static function encode($src)
{
return self::doEncode($src, true);
}
/**
* Encode into Base64, no = padding
*
* Base64 character set "[A-Z][a-z][0-9]+/"
*
* @param string $src
* @return string
* @throws TypeError
*/
public static function encodeUnpadded($src)
{
return self::doEncode($src, false);
}
/**
* @param string $src
* @param bool $pad Include = padding?
* @return string
* @throws TypeError
*/
protected static function doEncode($src, $pad = true)
{
$dest = '';
$srcLen = ParagonIE_Sodium_Core_Util::strlen($src);
// Main loop (no padding):
for ($i = 0; $i + 3 <= $srcLen; $i += 3) {
/** @var array<int, int> $chunk */
$chunk = unpack('C*', ParagonIE_Sodium_Core_Util::substr($src, $i, 3));
$b0 = $chunk[1];
$b1 = $chunk[2];
$b2 = $chunk[3];
$dest .=
self::encode6Bits( $b0 >> 2 ) .
self::encode6Bits((($b0 << 4) | ($b1 >> 4)) & 63) .
self::encode6Bits((($b1 << 2) | ($b2 >> 6)) & 63) .
self::encode6Bits( $b2 & 63);
}
// The last chunk, which may have padding:
if ($i < $srcLen) {
/** @var array<int, int> $chunk */
$chunk = unpack('C*', ParagonIE_Sodium_Core_Util::substr($src, $i, $srcLen - $i));
$b0 = $chunk[1];
if ($i + 1 < $srcLen) {
$b1 = $chunk[2];
$dest .=
self::encode6Bits($b0 >> 2) .
self::encode6Bits((($b0 << 4) | ($b1 >> 4)) & 63) .
self::encode6Bits(($b1 << 2) & 63);
if ($pad) {
$dest .= '=';
}
} else {
$dest .=
self::encode6Bits( $b0 >> 2) .
self::encode6Bits(($b0 << 4) & 63);
if ($pad) {
$dest .= '==';
}
}
}
return $dest;
}
/**
* decode from base64 into binary
*
* Base64 character set "./[A-Z][a-z][0-9]"
*
* @param string $src
* @param bool $strictPadding
* @return string
* @throws RangeException
* @throws TypeError
* @psalm-suppress RedundantCondition
*/
public static function decode($src, $strictPadding = false)
{
// Remove padding
$srcLen = ParagonIE_Sodium_Core_Util::strlen($src);
if ($srcLen === 0) {
return '';
}
if ($strictPadding) {
if (($srcLen & 3) === 0) {
if ($src[$srcLen - 1] === '=') {
$srcLen--;
if ($src[$srcLen - 1] === '=') {
$srcLen--;
}
}
}
if (($srcLen & 3) === 1) {
throw new RangeException(
'Incorrect padding'
);
}
if ($src[$srcLen - 1] === '=') {
throw new RangeException(
'Incorrect padding'
);
}
} else {
$src = rtrim($src, '=');
$srcLen = ParagonIE_Sodium_Core_Util::strlen($src);
}
$err = 0;
$dest = '';
// Main loop (no padding):
for ($i = 0; $i + 4 <= $srcLen; $i += 4) {
/** @var array<int, int> $chunk */
$chunk = unpack('C*', ParagonIE_Sodium_Core_Util::substr($src, $i, 4));
$c0 = self::decode6Bits($chunk[1]);
$c1 = self::decode6Bits($chunk[2]);
$c2 = self::decode6Bits($chunk[3]);
$c3 = self::decode6Bits($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 */
$chunk = unpack('C*', ParagonIE_Sodium_Core_Util::substr($src, $i, $srcLen - $i));
$c0 = self::decode6Bits($chunk[1]);
if ($i + 2 < $srcLen) {
$c1 = self::decode6Bits($chunk[2]);
$c2 = self::decode6Bits($chunk[3]);
$dest .= pack(
'CC',
((($c0 << 2) | ($c1 >> 4)) & 0xff),
((($c1 << 4) | ($c2 >> 2)) & 0xff)
);
$err |= ($c0 | $c1 | $c2) >> 8;
} elseif ($i + 1 < $srcLen) {
$c1 = self::decode6Bits($chunk[2]);
$dest .= pack(
'C',
((($c0 << 2) | ($c1 >> 4)) & 0xff)
);
$err |= ($c0 | $c1) >> 8;
} elseif ($i < $srcLen && $strictPadding) {
$err |= 1;
}
}
/** @var bool $check */
$check = ($err === 0);
if (!$check) {
throw new RangeException(
'Base64::decode() only expects characters in the correct base64 alphabet'
);
}
return $dest;
}
/**
* 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 $src
* @return int
*/
abstract protected static function decode6Bits($src);
/**
* Uses bitwise operators instead of table-lookups to turn 8-bit integers
* into 6-bit integers.
*
* @param int $src
* @return string
*/
abstract protected static function encode6Bits($src);
}

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@@ -1,248 +1,248 @@
<?php
/**
* Class ParagonIE_Sodium_Core_Base64
*
* Copyright (c) 2016 - 2018 Paragon Initiative Enterprises.
* Copyright (c) 2014 Steve "Sc00bz" Thomas (steve at tobtu dot com)
*/
class ParagonIE_Sodium_Core_Base64_Original
{
// COPY ParagonIE_Sodium_Core_Base64_Common STARTING HERE
/**
* Encode into Base64
*
* Base64 character set "[A-Z][a-z][0-9]+/"
*
* @param string $src
* @return string
* @throws TypeError
*/
public static function encode($src)
{
return self::doEncode($src, true);
}
/**
* Encode into Base64, no = padding
*
* Base64 character set "[A-Z][a-z][0-9]+/"
*
* @param string $src
* @return string
* @throws TypeError
*/
public static function encodeUnpadded($src)
{
return self::doEncode($src, false);
}
/**
* @param string $src
* @param bool $pad Include = padding?
* @return string
* @throws TypeError
*/
protected static function doEncode($src, $pad = true)
{
$dest = '';
$srcLen = ParagonIE_Sodium_Core_Util::strlen($src);
// Main loop (no padding):
for ($i = 0; $i + 3 <= $srcLen; $i += 3) {
/** @var array<int, int> $chunk */
$chunk = unpack('C*', ParagonIE_Sodium_Core_Util::substr($src, $i, 3));
$b0 = $chunk[1];
$b1 = $chunk[2];
$b2 = $chunk[3];
$dest .=
self::encode6Bits( $b0 >> 2 ) .
self::encode6Bits((($b0 << 4) | ($b1 >> 4)) & 63) .
self::encode6Bits((($b1 << 2) | ($b2 >> 6)) & 63) .
self::encode6Bits( $b2 & 63);
}
// The last chunk, which may have padding:
if ($i < $srcLen) {
/** @var array<int, int> $chunk */
$chunk = unpack('C*', ParagonIE_Sodium_Core_Util::substr($src, $i, $srcLen - $i));
$b0 = $chunk[1];
if ($i + 1 < $srcLen) {
$b1 = $chunk[2];
$dest .=
self::encode6Bits($b0 >> 2) .
self::encode6Bits((($b0 << 4) | ($b1 >> 4)) & 63) .
self::encode6Bits(($b1 << 2) & 63);
if ($pad) {
$dest .= '=';
}
} else {
$dest .=
self::encode6Bits( $b0 >> 2) .
self::encode6Bits(($b0 << 4) & 63);
if ($pad) {
$dest .= '==';
}
}
}
return $dest;
}
/**
* decode from base64 into binary
*
* Base64 character set "./[A-Z][a-z][0-9]"
*
* @param string $src
* @param bool $strictPadding
* @return string
* @throws RangeException
* @throws TypeError
* @psalm-suppress RedundantCondition
*/
public static function decode($src, $strictPadding = false)
{
// Remove padding
$srcLen = ParagonIE_Sodium_Core_Util::strlen($src);
if ($srcLen === 0) {
return '';
}
if ($strictPadding) {
if (($srcLen & 3) === 0) {
if ($src[$srcLen - 1] === '=') {
$srcLen--;
if ($src[$srcLen - 1] === '=') {
$srcLen--;
}
}
}
if (($srcLen & 3) === 1) {
throw new RangeException(
'Incorrect padding'
);
}
if ($src[$srcLen - 1] === '=') {
throw new RangeException(
'Incorrect padding'
);
}
} else {
$src = rtrim($src, '=');
$srcLen = ParagonIE_Sodium_Core_Util::strlen($src);
}
$err = 0;
$dest = '';
// Main loop (no padding):
for ($i = 0; $i + 4 <= $srcLen; $i += 4) {
/** @var array<int, int> $chunk */
$chunk = unpack('C*', ParagonIE_Sodium_Core_Util::substr($src, $i, 4));
$c0 = self::decode6Bits($chunk[1]);
$c1 = self::decode6Bits($chunk[2]);
$c2 = self::decode6Bits($chunk[3]);
$c3 = self::decode6Bits($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 */
$chunk = unpack('C*', ParagonIE_Sodium_Core_Util::substr($src, $i, $srcLen - $i));
$c0 = self::decode6Bits($chunk[1]);
if ($i + 2 < $srcLen) {
$c1 = self::decode6Bits($chunk[2]);
$c2 = self::decode6Bits($chunk[3]);
$dest .= pack(
'CC',
((($c0 << 2) | ($c1 >> 4)) & 0xff),
((($c1 << 4) | ($c2 >> 2)) & 0xff)
);
$err |= ($c0 | $c1 | $c2) >> 8;
} elseif ($i + 1 < $srcLen) {
$c1 = self::decode6Bits($chunk[2]);
$dest .= pack(
'C',
((($c0 << 2) | ($c1 >> 4)) & 0xff)
);
$err |= ($c0 | $c1) >> 8;
} elseif ($i < $srcLen && $strictPadding) {
$err |= 1;
}
}
/** @var bool $check */
$check = ($err === 0);
if (!$check) {
throw new RangeException(
'Base64::decode() only expects characters in the correct base64 alphabet'
);
}
return $dest;
}
// COPY ParagonIE_Sodium_Core_Base64_Common ENDING HERE
/**
* 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 $src
* @return int
*/
protected static function decode6Bits($src)
{
$ret = -1;
// if ($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 $src
* @return string
*/
protected static function encode6Bits($src)
{
$diff = 0x41;
// if ($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);
}
}
<?php
/**
* Class ParagonIE_Sodium_Core_Base64
*
* Copyright (c) 2016 - 2018 Paragon Initiative Enterprises.
* Copyright (c) 2014 Steve "Sc00bz" Thomas (steve at tobtu dot com)
*/
class ParagonIE_Sodium_Core_Base64_Original
{
// COPY ParagonIE_Sodium_Core_Base64_Common STARTING HERE
/**
* Encode into Base64
*
* Base64 character set "[A-Z][a-z][0-9]+/"
*
* @param string $src
* @return string
* @throws TypeError
*/
public static function encode($src)
{
return self::doEncode($src, true);
}
/**
* Encode into Base64, no = padding
*
* Base64 character set "[A-Z][a-z][0-9]+/"
*
* @param string $src
* @return string
* @throws TypeError
*/
public static function encodeUnpadded($src)
{
return self::doEncode($src, false);
}
/**
* @param string $src
* @param bool $pad Include = padding?
* @return string
* @throws TypeError
*/
protected static function doEncode($src, $pad = true)
{
$dest = '';
$srcLen = ParagonIE_Sodium_Core_Util::strlen($src);
// Main loop (no padding):
for ($i = 0; $i + 3 <= $srcLen; $i += 3) {
/** @var array<int, int> $chunk */
$chunk = unpack('C*', ParagonIE_Sodium_Core_Util::substr($src, $i, 3));
$b0 = $chunk[1];
$b1 = $chunk[2];
$b2 = $chunk[3];
$dest .=
self::encode6Bits( $b0 >> 2 ) .
self::encode6Bits((($b0 << 4) | ($b1 >> 4)) & 63) .
self::encode6Bits((($b1 << 2) | ($b2 >> 6)) & 63) .
self::encode6Bits( $b2 & 63);
}
// The last chunk, which may have padding:
if ($i < $srcLen) {
/** @var array<int, int> $chunk */
$chunk = unpack('C*', ParagonIE_Sodium_Core_Util::substr($src, $i, $srcLen - $i));
$b0 = $chunk[1];
if ($i + 1 < $srcLen) {
$b1 = $chunk[2];
$dest .=
self::encode6Bits($b0 >> 2) .
self::encode6Bits((($b0 << 4) | ($b1 >> 4)) & 63) .
self::encode6Bits(($b1 << 2) & 63);
if ($pad) {
$dest .= '=';
}
} else {
$dest .=
self::encode6Bits( $b0 >> 2) .
self::encode6Bits(($b0 << 4) & 63);
if ($pad) {
$dest .= '==';
}
}
}
return $dest;
}
/**
* decode from base64 into binary
*
* Base64 character set "./[A-Z][a-z][0-9]"
*
* @param string $src
* @param bool $strictPadding
* @return string
* @throws RangeException
* @throws TypeError
* @psalm-suppress RedundantCondition
*/
public static function decode($src, $strictPadding = false)
{
// Remove padding
$srcLen = ParagonIE_Sodium_Core_Util::strlen($src);
if ($srcLen === 0) {
return '';
}
if ($strictPadding) {
if (($srcLen & 3) === 0) {
if ($src[$srcLen - 1] === '=') {
$srcLen--;
if ($src[$srcLen - 1] === '=') {
$srcLen--;
}
}
}
if (($srcLen & 3) === 1) {
throw new RangeException(
'Incorrect padding'
);
}
if ($src[$srcLen - 1] === '=') {
throw new RangeException(
'Incorrect padding'
);
}
} else {
$src = rtrim($src, '=');
$srcLen = ParagonIE_Sodium_Core_Util::strlen($src);
}
$err = 0;
$dest = '';
// Main loop (no padding):
for ($i = 0; $i + 4 <= $srcLen; $i += 4) {
/** @var array<int, int> $chunk */
$chunk = unpack('C*', ParagonIE_Sodium_Core_Util::substr($src, $i, 4));
$c0 = self::decode6Bits($chunk[1]);
$c1 = self::decode6Bits($chunk[2]);
$c2 = self::decode6Bits($chunk[3]);
$c3 = self::decode6Bits($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 */
$chunk = unpack('C*', ParagonIE_Sodium_Core_Util::substr($src, $i, $srcLen - $i));
$c0 = self::decode6Bits($chunk[1]);
if ($i + 2 < $srcLen) {
$c1 = self::decode6Bits($chunk[2]);
$c2 = self::decode6Bits($chunk[3]);
$dest .= pack(
'CC',
((($c0 << 2) | ($c1 >> 4)) & 0xff),
((($c1 << 4) | ($c2 >> 2)) & 0xff)
);
$err |= ($c0 | $c1 | $c2) >> 8;
} elseif ($i + 1 < $srcLen) {
$c1 = self::decode6Bits($chunk[2]);
$dest .= pack(
'C',
((($c0 << 2) | ($c1 >> 4)) & 0xff)
);
$err |= ($c0 | $c1) >> 8;
} elseif ($i < $srcLen && $strictPadding) {
$err |= 1;
}
}
/** @var bool $check */
$check = ($err === 0);
if (!$check) {
throw new RangeException(
'Base64::decode() only expects characters in the correct base64 alphabet'
);
}
return $dest;
}
// COPY ParagonIE_Sodium_Core_Base64_Common ENDING HERE
/**
* 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 $src
* @return int
*/
protected static function decode6Bits($src)
{
$ret = -1;
// if ($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 $src
* @return string
*/
protected static function encode6Bits($src)
{
$diff = 0x41;
// if ($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);
}
}

View File

@@ -1,247 +1,247 @@
<?php
/**
* Class ParagonIE_Sodium_Core_Base64UrlSafe
*
* Copyright (c) 2016 - 2018 Paragon Initiative Enterprises.
* Copyright (c) 2014 Steve "Sc00bz" Thomas (steve at tobtu dot com)
*/
class ParagonIE_Sodium_Core_Base64_UrlSafe
{
// COPY ParagonIE_Sodium_Core_Base64_Common STARTING HERE
/**
* Encode into Base64
*
* Base64 character set "[A-Z][a-z][0-9]+/"
*
* @param string $src
* @return string
* @throws TypeError
*/
public static function encode($src)
{
return self::doEncode($src, true);
}
/**
* Encode into Base64, no = padding
*
* Base64 character set "[A-Z][a-z][0-9]+/"
*
* @param string $src
* @return string
* @throws TypeError
*/
public static function encodeUnpadded($src)
{
return self::doEncode($src, false);
}
/**
* @param string $src
* @param bool $pad Include = padding?
* @return string
* @throws TypeError
*/
protected static function doEncode($src, $pad = true)
{
$dest = '';
$srcLen = ParagonIE_Sodium_Core_Util::strlen($src);
// Main loop (no padding):
for ($i = 0; $i + 3 <= $srcLen; $i += 3) {
/** @var array<int, int> $chunk */
$chunk = unpack('C*', ParagonIE_Sodium_Core_Util::substr($src, $i, 3));
$b0 = $chunk[1];
$b1 = $chunk[2];
$b2 = $chunk[3];
$dest .=
self::encode6Bits( $b0 >> 2 ) .
self::encode6Bits((($b0 << 4) | ($b1 >> 4)) & 63) .
self::encode6Bits((($b1 << 2) | ($b2 >> 6)) & 63) .
self::encode6Bits( $b2 & 63);
}
// The last chunk, which may have padding:
if ($i < $srcLen) {
/** @var array<int, int> $chunk */
$chunk = unpack('C*', ParagonIE_Sodium_Core_Util::substr($src, $i, $srcLen - $i));
$b0 = $chunk[1];
if ($i + 1 < $srcLen) {
$b1 = $chunk[2];
$dest .=
self::encode6Bits($b0 >> 2) .
self::encode6Bits((($b0 << 4) | ($b1 >> 4)) & 63) .
self::encode6Bits(($b1 << 2) & 63);
if ($pad) {
$dest .= '=';
}
} else {
$dest .=
self::encode6Bits( $b0 >> 2) .
self::encode6Bits(($b0 << 4) & 63);
if ($pad) {
$dest .= '==';
}
}
}
return $dest;
}
/**
* decode from base64 into binary
*
* Base64 character set "./[A-Z][a-z][0-9]"
*
* @param string $src
* @param bool $strictPadding
* @return string
* @throws RangeException
* @throws TypeError
* @psalm-suppress RedundantCondition
*/
public static function decode($src, $strictPadding = false)
{
// Remove padding
$srcLen = ParagonIE_Sodium_Core_Util::strlen($src);
if ($srcLen === 0) {
return '';
}
if ($strictPadding) {
if (($srcLen & 3) === 0) {
if ($src[$srcLen - 1] === '=') {
$srcLen--;
if ($src[$srcLen - 1] === '=') {
$srcLen--;
}
}
}
if (($srcLen & 3) === 1) {
throw new RangeException(
'Incorrect padding'
);
}
if ($src[$srcLen - 1] === '=') {
throw new RangeException(
'Incorrect padding'
);
}
} else {
$src = rtrim($src, '=');
$srcLen = ParagonIE_Sodium_Core_Util::strlen($src);
}
$err = 0;
$dest = '';
// Main loop (no padding):
for ($i = 0; $i + 4 <= $srcLen; $i += 4) {
/** @var array<int, int> $chunk */
$chunk = unpack('C*', ParagonIE_Sodium_Core_Util::substr($src, $i, 4));
$c0 = self::decode6Bits($chunk[1]);
$c1 = self::decode6Bits($chunk[2]);
$c2 = self::decode6Bits($chunk[3]);
$c3 = self::decode6Bits($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 */
$chunk = unpack('C*', ParagonIE_Sodium_Core_Util::substr($src, $i, $srcLen - $i));
$c0 = self::decode6Bits($chunk[1]);
if ($i + 2 < $srcLen) {
$c1 = self::decode6Bits($chunk[2]);
$c2 = self::decode6Bits($chunk[3]);
$dest .= pack(
'CC',
((($c0 << 2) | ($c1 >> 4)) & 0xff),
((($c1 << 4) | ($c2 >> 2)) & 0xff)
);
$err |= ($c0 | $c1 | $c2) >> 8;
} elseif ($i + 1 < $srcLen) {
$c1 = self::decode6Bits($chunk[2]);
$dest .= pack(
'C',
((($c0 << 2) | ($c1 >> 4)) & 0xff)
);
$err |= ($c0 | $c1) >> 8;
} elseif ($i < $srcLen && $strictPadding) {
$err |= 1;
}
}
/** @var bool $check */
$check = ($err === 0);
if (!$check) {
throw new RangeException(
'Base64::decode() only expects characters in the correct base64 alphabet'
);
}
return $dest;
}
// COPY ParagonIE_Sodium_Core_Base64_Common ENDING HERE
/**
* 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 $src
* @return int
*/
protected static function decode6Bits($src)
{
$ret = -1;
// if ($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 $src
* @return string
*/
protected static function encode6Bits($src)
{
$diff = 0x41;
// if ($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);
}
}
<?php
/**
* Class ParagonIE_Sodium_Core_Base64UrlSafe
*
* Copyright (c) 2016 - 2018 Paragon Initiative Enterprises.
* Copyright (c) 2014 Steve "Sc00bz" Thomas (steve at tobtu dot com)
*/
class ParagonIE_Sodium_Core_Base64_UrlSafe
{
// COPY ParagonIE_Sodium_Core_Base64_Common STARTING HERE
/**
* Encode into Base64
*
* Base64 character set "[A-Z][a-z][0-9]+/"
*
* @param string $src
* @return string
* @throws TypeError
*/
public static function encode($src)
{
return self::doEncode($src, true);
}
/**
* Encode into Base64, no = padding
*
* Base64 character set "[A-Z][a-z][0-9]+/"
*
* @param string $src
* @return string
* @throws TypeError
*/
public static function encodeUnpadded($src)
{
return self::doEncode($src, false);
}
/**
* @param string $src
* @param bool $pad Include = padding?
* @return string
* @throws TypeError
*/
protected static function doEncode($src, $pad = true)
{
$dest = '';
$srcLen = ParagonIE_Sodium_Core_Util::strlen($src);
// Main loop (no padding):
for ($i = 0; $i + 3 <= $srcLen; $i += 3) {
/** @var array<int, int> $chunk */
$chunk = unpack('C*', ParagonIE_Sodium_Core_Util::substr($src, $i, 3));
$b0 = $chunk[1];
$b1 = $chunk[2];
$b2 = $chunk[3];
$dest .=
self::encode6Bits( $b0 >> 2 ) .
self::encode6Bits((($b0 << 4) | ($b1 >> 4)) & 63) .
self::encode6Bits((($b1 << 2) | ($b2 >> 6)) & 63) .
self::encode6Bits( $b2 & 63);
}
// The last chunk, which may have padding:
if ($i < $srcLen) {
/** @var array<int, int> $chunk */
$chunk = unpack('C*', ParagonIE_Sodium_Core_Util::substr($src, $i, $srcLen - $i));
$b0 = $chunk[1];
if ($i + 1 < $srcLen) {
$b1 = $chunk[2];
$dest .=
self::encode6Bits($b0 >> 2) .
self::encode6Bits((($b0 << 4) | ($b1 >> 4)) & 63) .
self::encode6Bits(($b1 << 2) & 63);
if ($pad) {
$dest .= '=';
}
} else {
$dest .=
self::encode6Bits( $b0 >> 2) .
self::encode6Bits(($b0 << 4) & 63);
if ($pad) {
$dest .= '==';
}
}
}
return $dest;
}
/**
* decode from base64 into binary
*
* Base64 character set "./[A-Z][a-z][0-9]"
*
* @param string $src
* @param bool $strictPadding
* @return string
* @throws RangeException
* @throws TypeError
* @psalm-suppress RedundantCondition
*/
public static function decode($src, $strictPadding = false)
{
// Remove padding
$srcLen = ParagonIE_Sodium_Core_Util::strlen($src);
if ($srcLen === 0) {
return '';
}
if ($strictPadding) {
if (($srcLen & 3) === 0) {
if ($src[$srcLen - 1] === '=') {
$srcLen--;
if ($src[$srcLen - 1] === '=') {
$srcLen--;
}
}
}
if (($srcLen & 3) === 1) {
throw new RangeException(
'Incorrect padding'
);
}
if ($src[$srcLen - 1] === '=') {
throw new RangeException(
'Incorrect padding'
);
}
} else {
$src = rtrim($src, '=');
$srcLen = ParagonIE_Sodium_Core_Util::strlen($src);
}
$err = 0;
$dest = '';
// Main loop (no padding):
for ($i = 0; $i + 4 <= $srcLen; $i += 4) {
/** @var array<int, int> $chunk */
$chunk = unpack('C*', ParagonIE_Sodium_Core_Util::substr($src, $i, 4));
$c0 = self::decode6Bits($chunk[1]);
$c1 = self::decode6Bits($chunk[2]);
$c2 = self::decode6Bits($chunk[3]);
$c3 = self::decode6Bits($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 */
$chunk = unpack('C*', ParagonIE_Sodium_Core_Util::substr($src, $i, $srcLen - $i));
$c0 = self::decode6Bits($chunk[1]);
if ($i + 2 < $srcLen) {
$c1 = self::decode6Bits($chunk[2]);
$c2 = self::decode6Bits($chunk[3]);
$dest .= pack(
'CC',
((($c0 << 2) | ($c1 >> 4)) & 0xff),
((($c1 << 4) | ($c2 >> 2)) & 0xff)
);
$err |= ($c0 | $c1 | $c2) >> 8;
} elseif ($i + 1 < $srcLen) {
$c1 = self::decode6Bits($chunk[2]);
$dest .= pack(
'C',
((($c0 << 2) | ($c1 >> 4)) & 0xff)
);
$err |= ($c0 | $c1) >> 8;
} elseif ($i < $srcLen && $strictPadding) {
$err |= 1;
}
}
/** @var bool $check */
$check = ($err === 0);
if (!$check) {
throw new RangeException(
'Base64::decode() only expects characters in the correct base64 alphabet'
);
}
return $dest;
}
// COPY ParagonIE_Sodium_Core_Base64_Common ENDING HERE
/**
* 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 $src
* @return int
*/
protected static function decode6Bits($src)
{
$ret = -1;
// if ($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 $src
* @return string
*/
protected static function encode6Bits($src)
{
$diff = 0x41;
// if ($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);
}
}

View File

@@ -1,395 +1,395 @@
<?php
if (class_exists('ParagonIE_Sodium_Core_ChaCha20', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core_ChaCha20
*/
class ParagonIE_Sodium_Core_ChaCha20 extends ParagonIE_Sodium_Core_Util
{
/**
* Bitwise left rotation
*
* @internal You should not use this directly from another application
*
* @param int $v
* @param int $n
* @return int
*/
public static function rotate($v, $n)
{
$v &= 0xffffffff;
$n &= 31;
return (int) (
0xffffffff & (
($v << $n)
|
($v >> (32 - $n))
)
);
}
/**
* The ChaCha20 quarter round function. Works on four 32-bit integers.
*
* @internal You should not use this directly from another application
*
* @param int $a
* @param int $b
* @param int $c
* @param int $d
* @return array<int, int>
*/
protected static function quarterRound($a, $b, $c, $d)
{
# a = PLUS(a,b); d = ROTATE(XOR(d,a),16);
/** @var int $a */
$a = ($a + $b) & 0xffffffff;
$d = self::rotate($d ^ $a, 16);
# c = PLUS(c,d); b = ROTATE(XOR(b,c),12);
/** @var int $c */
$c = ($c + $d) & 0xffffffff;
$b = self::rotate($b ^ $c, 12);
# a = PLUS(a,b); d = ROTATE(XOR(d,a), 8);
/** @var int $a */
$a = ($a + $b) & 0xffffffff;
$d = self::rotate($d ^ $a, 8);
# c = PLUS(c,d); b = ROTATE(XOR(b,c), 7);
/** @var int $c */
$c = ($c + $d) & 0xffffffff;
$b = self::rotate($b ^ $c, 7);
return array((int) $a, (int) $b, (int) $c, (int) $d);
}
/**
* @internal You should not use this directly from another application
*
* @param ParagonIE_Sodium_Core_ChaCha20_Ctx $ctx
* @param string $message
*
* @return string
* @throws TypeError
* @throws SodiumException
*/
public static function encryptBytes(
ParagonIE_Sodium_Core_ChaCha20_Ctx $ctx,
$message = ''
) {
$bytes = self::strlen($message);
/*
j0 = ctx->input[0];
j1 = ctx->input[1];
j2 = ctx->input[2];
j3 = ctx->input[3];
j4 = ctx->input[4];
j5 = ctx->input[5];
j6 = ctx->input[6];
j7 = ctx->input[7];
j8 = ctx->input[8];
j9 = ctx->input[9];
j10 = ctx->input[10];
j11 = ctx->input[11];
j12 = ctx->input[12];
j13 = ctx->input[13];
j14 = ctx->input[14];
j15 = ctx->input[15];
*/
$j0 = (int) $ctx[0];
$j1 = (int) $ctx[1];
$j2 = (int) $ctx[2];
$j3 = (int) $ctx[3];
$j4 = (int) $ctx[4];
$j5 = (int) $ctx[5];
$j6 = (int) $ctx[6];
$j7 = (int) $ctx[7];
$j8 = (int) $ctx[8];
$j9 = (int) $ctx[9];
$j10 = (int) $ctx[10];
$j11 = (int) $ctx[11];
$j12 = (int) $ctx[12];
$j13 = (int) $ctx[13];
$j14 = (int) $ctx[14];
$j15 = (int) $ctx[15];
$c = '';
for (;;) {
if ($bytes < 64) {
$message .= str_repeat("\x00", 64 - $bytes);
}
$x0 = (int) $j0;
$x1 = (int) $j1;
$x2 = (int) $j2;
$x3 = (int) $j3;
$x4 = (int) $j4;
$x5 = (int) $j5;
$x6 = (int) $j6;
$x7 = (int) $j7;
$x8 = (int) $j8;
$x9 = (int) $j9;
$x10 = (int) $j10;
$x11 = (int) $j11;
$x12 = (int) $j12;
$x13 = (int) $j13;
$x14 = (int) $j14;
$x15 = (int) $j15;
# for (i = 20; i > 0; i -= 2) {
for ($i = 20; $i > 0; $i -= 2) {
# QUARTERROUND( x0, x4, x8, x12)
list($x0, $x4, $x8, $x12) = self::quarterRound($x0, $x4, $x8, $x12);
# QUARTERROUND( x1, x5, x9, x13)
list($x1, $x5, $x9, $x13) = self::quarterRound($x1, $x5, $x9, $x13);
# QUARTERROUND( x2, x6, x10, x14)
list($x2, $x6, $x10, $x14) = self::quarterRound($x2, $x6, $x10, $x14);
# QUARTERROUND( x3, x7, x11, x15)
list($x3, $x7, $x11, $x15) = self::quarterRound($x3, $x7, $x11, $x15);
# QUARTERROUND( x0, x5, x10, x15)
list($x0, $x5, $x10, $x15) = self::quarterRound($x0, $x5, $x10, $x15);
# QUARTERROUND( x1, x6, x11, x12)
list($x1, $x6, $x11, $x12) = self::quarterRound($x1, $x6, $x11, $x12);
# QUARTERROUND( x2, x7, x8, x13)
list($x2, $x7, $x8, $x13) = self::quarterRound($x2, $x7, $x8, $x13);
# QUARTERROUND( x3, x4, x9, x14)
list($x3, $x4, $x9, $x14) = self::quarterRound($x3, $x4, $x9, $x14);
}
/*
x0 = PLUS(x0, j0);
x1 = PLUS(x1, j1);
x2 = PLUS(x2, j2);
x3 = PLUS(x3, j3);
x4 = PLUS(x4, j4);
x5 = PLUS(x5, j5);
x6 = PLUS(x6, j6);
x7 = PLUS(x7, j7);
x8 = PLUS(x8, j8);
x9 = PLUS(x9, j9);
x10 = PLUS(x10, j10);
x11 = PLUS(x11, j11);
x12 = PLUS(x12, j12);
x13 = PLUS(x13, j13);
x14 = PLUS(x14, j14);
x15 = PLUS(x15, j15);
*/
/** @var int $x0 */
$x0 = ($x0 & 0xffffffff) + $j0;
/** @var int $x1 */
$x1 = ($x1 & 0xffffffff) + $j1;
/** @var int $x2 */
$x2 = ($x2 & 0xffffffff) + $j2;
/** @var int $x3 */
$x3 = ($x3 & 0xffffffff) + $j3;
/** @var int $x4 */
$x4 = ($x4 & 0xffffffff) + $j4;
/** @var int $x5 */
$x5 = ($x5 & 0xffffffff) + $j5;
/** @var int $x6 */
$x6 = ($x6 & 0xffffffff) + $j6;
/** @var int $x7 */
$x7 = ($x7 & 0xffffffff) + $j7;
/** @var int $x8 */
$x8 = ($x8 & 0xffffffff) + $j8;
/** @var int $x9 */
$x9 = ($x9 & 0xffffffff) + $j9;
/** @var int $x10 */
$x10 = ($x10 & 0xffffffff) + $j10;
/** @var int $x11 */
$x11 = ($x11 & 0xffffffff) + $j11;
/** @var int $x12 */
$x12 = ($x12 & 0xffffffff) + $j12;
/** @var int $x13 */
$x13 = ($x13 & 0xffffffff) + $j13;
/** @var int $x14 */
$x14 = ($x14 & 0xffffffff) + $j14;
/** @var int $x15 */
$x15 = ($x15 & 0xffffffff) + $j15;
/*
x0 = XOR(x0, LOAD32_LE(m + 0));
x1 = XOR(x1, LOAD32_LE(m + 4));
x2 = XOR(x2, LOAD32_LE(m + 8));
x3 = XOR(x3, LOAD32_LE(m + 12));
x4 = XOR(x4, LOAD32_LE(m + 16));
x5 = XOR(x5, LOAD32_LE(m + 20));
x6 = XOR(x6, LOAD32_LE(m + 24));
x7 = XOR(x7, LOAD32_LE(m + 28));
x8 = XOR(x8, LOAD32_LE(m + 32));
x9 = XOR(x9, LOAD32_LE(m + 36));
x10 = XOR(x10, LOAD32_LE(m + 40));
x11 = XOR(x11, LOAD32_LE(m + 44));
x12 = XOR(x12, LOAD32_LE(m + 48));
x13 = XOR(x13, LOAD32_LE(m + 52));
x14 = XOR(x14, LOAD32_LE(m + 56));
x15 = XOR(x15, LOAD32_LE(m + 60));
*/
$x0 ^= self::load_4(self::substr($message, 0, 4));
$x1 ^= self::load_4(self::substr($message, 4, 4));
$x2 ^= self::load_4(self::substr($message, 8, 4));
$x3 ^= self::load_4(self::substr($message, 12, 4));
$x4 ^= self::load_4(self::substr($message, 16, 4));
$x5 ^= self::load_4(self::substr($message, 20, 4));
$x6 ^= self::load_4(self::substr($message, 24, 4));
$x7 ^= self::load_4(self::substr($message, 28, 4));
$x8 ^= self::load_4(self::substr($message, 32, 4));
$x9 ^= self::load_4(self::substr($message, 36, 4));
$x10 ^= self::load_4(self::substr($message, 40, 4));
$x11 ^= self::load_4(self::substr($message, 44, 4));
$x12 ^= self::load_4(self::substr($message, 48, 4));
$x13 ^= self::load_4(self::substr($message, 52, 4));
$x14 ^= self::load_4(self::substr($message, 56, 4));
$x15 ^= self::load_4(self::substr($message, 60, 4));
/*
j12 = PLUSONE(j12);
if (!j12) {
j13 = PLUSONE(j13);
}
*/
++$j12;
if ($j12 & 0xf0000000) {
throw new SodiumException('Overflow');
}
/*
STORE32_LE(c + 0, x0);
STORE32_LE(c + 4, x1);
STORE32_LE(c + 8, x2);
STORE32_LE(c + 12, x3);
STORE32_LE(c + 16, x4);
STORE32_LE(c + 20, x5);
STORE32_LE(c + 24, x6);
STORE32_LE(c + 28, x7);
STORE32_LE(c + 32, x8);
STORE32_LE(c + 36, x9);
STORE32_LE(c + 40, x10);
STORE32_LE(c + 44, x11);
STORE32_LE(c + 48, x12);
STORE32_LE(c + 52, x13);
STORE32_LE(c + 56, x14);
STORE32_LE(c + 60, x15);
*/
$block = self::store32_le((int) ($x0 & 0xffffffff)) .
self::store32_le((int) ($x1 & 0xffffffff)) .
self::store32_le((int) ($x2 & 0xffffffff)) .
self::store32_le((int) ($x3 & 0xffffffff)) .
self::store32_le((int) ($x4 & 0xffffffff)) .
self::store32_le((int) ($x5 & 0xffffffff)) .
self::store32_le((int) ($x6 & 0xffffffff)) .
self::store32_le((int) ($x7 & 0xffffffff)) .
self::store32_le((int) ($x8 & 0xffffffff)) .
self::store32_le((int) ($x9 & 0xffffffff)) .
self::store32_le((int) ($x10 & 0xffffffff)) .
self::store32_le((int) ($x11 & 0xffffffff)) .
self::store32_le((int) ($x12 & 0xffffffff)) .
self::store32_le((int) ($x13 & 0xffffffff)) .
self::store32_le((int) ($x14 & 0xffffffff)) .
self::store32_le((int) ($x15 & 0xffffffff));
/* Partial block */
if ($bytes < 64) {
$c .= self::substr($block, 0, $bytes);
break;
}
/* Full block */
$c .= $block;
$bytes -= 64;
if ($bytes <= 0) {
break;
}
$message = self::substr($message, 64);
}
/* end for(;;) loop */
$ctx[12] = $j12;
$ctx[13] = $j13;
return $c;
}
/**
* @internal You should not use this directly from another application
*
* @param int $len
* @param string $nonce
* @param string $key
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function stream($len = 64, $nonce = '', $key = '')
{
return self::encryptBytes(
new ParagonIE_Sodium_Core_ChaCha20_Ctx($key, $nonce),
str_repeat("\x00", $len)
);
}
/**
* @internal You should not use this directly from another application
*
* @param int $len
* @param string $nonce
* @param string $key
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function ietfStream($len, $nonce = '', $key = '')
{
return self::encryptBytes(
new ParagonIE_Sodium_Core_ChaCha20_IetfCtx($key, $nonce),
str_repeat("\x00", $len)
);
}
/**
* @internal You should not use this directly from another application
*
* @param string $message
* @param string $nonce
* @param string $key
* @param string $ic
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function ietfStreamXorIc($message, $nonce = '', $key = '', $ic = '')
{
return self::encryptBytes(
new ParagonIE_Sodium_Core_ChaCha20_IetfCtx($key, $nonce, $ic),
$message
);
}
/**
* @internal You should not use this directly from another application
*
* @param string $message
* @param string $nonce
* @param string $key
* @param string $ic
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function streamXorIc($message, $nonce = '', $key = '', $ic = '')
{
return self::encryptBytes(
new ParagonIE_Sodium_Core_ChaCha20_Ctx($key, $nonce, $ic),
$message
);
}
}
<?php
if (class_exists('ParagonIE_Sodium_Core_ChaCha20', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core_ChaCha20
*/
class ParagonIE_Sodium_Core_ChaCha20 extends ParagonIE_Sodium_Core_Util
{
/**
* Bitwise left rotation
*
* @internal You should not use this directly from another application
*
* @param int $v
* @param int $n
* @return int
*/
public static function rotate($v, $n)
{
$v &= 0xffffffff;
$n &= 31;
return (int) (
0xffffffff & (
($v << $n)
|
($v >> (32 - $n))
)
);
}
/**
* The ChaCha20 quarter round function. Works on four 32-bit integers.
*
* @internal You should not use this directly from another application
*
* @param int $a
* @param int $b
* @param int $c
* @param int $d
* @return array<int, int>
*/
protected static function quarterRound($a, $b, $c, $d)
{
# a = PLUS(a,b); d = ROTATE(XOR(d,a),16);
/** @var int $a */
$a = ($a + $b) & 0xffffffff;
$d = self::rotate($d ^ $a, 16);
# c = PLUS(c,d); b = ROTATE(XOR(b,c),12);
/** @var int $c */
$c = ($c + $d) & 0xffffffff;
$b = self::rotate($b ^ $c, 12);
# a = PLUS(a,b); d = ROTATE(XOR(d,a), 8);
/** @var int $a */
$a = ($a + $b) & 0xffffffff;
$d = self::rotate($d ^ $a, 8);
# c = PLUS(c,d); b = ROTATE(XOR(b,c), 7);
/** @var int $c */
$c = ($c + $d) & 0xffffffff;
$b = self::rotate($b ^ $c, 7);
return array((int) $a, (int) $b, (int) $c, (int) $d);
}
/**
* @internal You should not use this directly from another application
*
* @param ParagonIE_Sodium_Core_ChaCha20_Ctx $ctx
* @param string $message
*
* @return string
* @throws TypeError
* @throws SodiumException
*/
public static function encryptBytes(
ParagonIE_Sodium_Core_ChaCha20_Ctx $ctx,
$message = ''
) {
$bytes = self::strlen($message);
/*
j0 = ctx->input[0];
j1 = ctx->input[1];
j2 = ctx->input[2];
j3 = ctx->input[3];
j4 = ctx->input[4];
j5 = ctx->input[5];
j6 = ctx->input[6];
j7 = ctx->input[7];
j8 = ctx->input[8];
j9 = ctx->input[9];
j10 = ctx->input[10];
j11 = ctx->input[11];
j12 = ctx->input[12];
j13 = ctx->input[13];
j14 = ctx->input[14];
j15 = ctx->input[15];
*/
$j0 = (int) $ctx[0];
$j1 = (int) $ctx[1];
$j2 = (int) $ctx[2];
$j3 = (int) $ctx[3];
$j4 = (int) $ctx[4];
$j5 = (int) $ctx[5];
$j6 = (int) $ctx[6];
$j7 = (int) $ctx[7];
$j8 = (int) $ctx[8];
$j9 = (int) $ctx[9];
$j10 = (int) $ctx[10];
$j11 = (int) $ctx[11];
$j12 = (int) $ctx[12];
$j13 = (int) $ctx[13];
$j14 = (int) $ctx[14];
$j15 = (int) $ctx[15];
$c = '';
for (;;) {
if ($bytes < 64) {
$message .= str_repeat("\x00", 64 - $bytes);
}
$x0 = (int) $j0;
$x1 = (int) $j1;
$x2 = (int) $j2;
$x3 = (int) $j3;
$x4 = (int) $j4;
$x5 = (int) $j5;
$x6 = (int) $j6;
$x7 = (int) $j7;
$x8 = (int) $j8;
$x9 = (int) $j9;
$x10 = (int) $j10;
$x11 = (int) $j11;
$x12 = (int) $j12;
$x13 = (int) $j13;
$x14 = (int) $j14;
$x15 = (int) $j15;
# for (i = 20; i > 0; i -= 2) {
for ($i = 20; $i > 0; $i -= 2) {
# QUARTERROUND( x0, x4, x8, x12)
list($x0, $x4, $x8, $x12) = self::quarterRound($x0, $x4, $x8, $x12);
# QUARTERROUND( x1, x5, x9, x13)
list($x1, $x5, $x9, $x13) = self::quarterRound($x1, $x5, $x9, $x13);
# QUARTERROUND( x2, x6, x10, x14)
list($x2, $x6, $x10, $x14) = self::quarterRound($x2, $x6, $x10, $x14);
# QUARTERROUND( x3, x7, x11, x15)
list($x3, $x7, $x11, $x15) = self::quarterRound($x3, $x7, $x11, $x15);
# QUARTERROUND( x0, x5, x10, x15)
list($x0, $x5, $x10, $x15) = self::quarterRound($x0, $x5, $x10, $x15);
# QUARTERROUND( x1, x6, x11, x12)
list($x1, $x6, $x11, $x12) = self::quarterRound($x1, $x6, $x11, $x12);
# QUARTERROUND( x2, x7, x8, x13)
list($x2, $x7, $x8, $x13) = self::quarterRound($x2, $x7, $x8, $x13);
# QUARTERROUND( x3, x4, x9, x14)
list($x3, $x4, $x9, $x14) = self::quarterRound($x3, $x4, $x9, $x14);
}
/*
x0 = PLUS(x0, j0);
x1 = PLUS(x1, j1);
x2 = PLUS(x2, j2);
x3 = PLUS(x3, j3);
x4 = PLUS(x4, j4);
x5 = PLUS(x5, j5);
x6 = PLUS(x6, j6);
x7 = PLUS(x7, j7);
x8 = PLUS(x8, j8);
x9 = PLUS(x9, j9);
x10 = PLUS(x10, j10);
x11 = PLUS(x11, j11);
x12 = PLUS(x12, j12);
x13 = PLUS(x13, j13);
x14 = PLUS(x14, j14);
x15 = PLUS(x15, j15);
*/
/** @var int $x0 */
$x0 = ($x0 & 0xffffffff) + $j0;
/** @var int $x1 */
$x1 = ($x1 & 0xffffffff) + $j1;
/** @var int $x2 */
$x2 = ($x2 & 0xffffffff) + $j2;
/** @var int $x3 */
$x3 = ($x3 & 0xffffffff) + $j3;
/** @var int $x4 */
$x4 = ($x4 & 0xffffffff) + $j4;
/** @var int $x5 */
$x5 = ($x5 & 0xffffffff) + $j5;
/** @var int $x6 */
$x6 = ($x6 & 0xffffffff) + $j6;
/** @var int $x7 */
$x7 = ($x7 & 0xffffffff) + $j7;
/** @var int $x8 */
$x8 = ($x8 & 0xffffffff) + $j8;
/** @var int $x9 */
$x9 = ($x9 & 0xffffffff) + $j9;
/** @var int $x10 */
$x10 = ($x10 & 0xffffffff) + $j10;
/** @var int $x11 */
$x11 = ($x11 & 0xffffffff) + $j11;
/** @var int $x12 */
$x12 = ($x12 & 0xffffffff) + $j12;
/** @var int $x13 */
$x13 = ($x13 & 0xffffffff) + $j13;
/** @var int $x14 */
$x14 = ($x14 & 0xffffffff) + $j14;
/** @var int $x15 */
$x15 = ($x15 & 0xffffffff) + $j15;
/*
x0 = XOR(x0, LOAD32_LE(m + 0));
x1 = XOR(x1, LOAD32_LE(m + 4));
x2 = XOR(x2, LOAD32_LE(m + 8));
x3 = XOR(x3, LOAD32_LE(m + 12));
x4 = XOR(x4, LOAD32_LE(m + 16));
x5 = XOR(x5, LOAD32_LE(m + 20));
x6 = XOR(x6, LOAD32_LE(m + 24));
x7 = XOR(x7, LOAD32_LE(m + 28));
x8 = XOR(x8, LOAD32_LE(m + 32));
x9 = XOR(x9, LOAD32_LE(m + 36));
x10 = XOR(x10, LOAD32_LE(m + 40));
x11 = XOR(x11, LOAD32_LE(m + 44));
x12 = XOR(x12, LOAD32_LE(m + 48));
x13 = XOR(x13, LOAD32_LE(m + 52));
x14 = XOR(x14, LOAD32_LE(m + 56));
x15 = XOR(x15, LOAD32_LE(m + 60));
*/
$x0 ^= self::load_4(self::substr($message, 0, 4));
$x1 ^= self::load_4(self::substr($message, 4, 4));
$x2 ^= self::load_4(self::substr($message, 8, 4));
$x3 ^= self::load_4(self::substr($message, 12, 4));
$x4 ^= self::load_4(self::substr($message, 16, 4));
$x5 ^= self::load_4(self::substr($message, 20, 4));
$x6 ^= self::load_4(self::substr($message, 24, 4));
$x7 ^= self::load_4(self::substr($message, 28, 4));
$x8 ^= self::load_4(self::substr($message, 32, 4));
$x9 ^= self::load_4(self::substr($message, 36, 4));
$x10 ^= self::load_4(self::substr($message, 40, 4));
$x11 ^= self::load_4(self::substr($message, 44, 4));
$x12 ^= self::load_4(self::substr($message, 48, 4));
$x13 ^= self::load_4(self::substr($message, 52, 4));
$x14 ^= self::load_4(self::substr($message, 56, 4));
$x15 ^= self::load_4(self::substr($message, 60, 4));
/*
j12 = PLUSONE(j12);
if (!j12) {
j13 = PLUSONE(j13);
}
*/
++$j12;
if ($j12 & 0xf0000000) {
throw new SodiumException('Overflow');
}
/*
STORE32_LE(c + 0, x0);
STORE32_LE(c + 4, x1);
STORE32_LE(c + 8, x2);
STORE32_LE(c + 12, x3);
STORE32_LE(c + 16, x4);
STORE32_LE(c + 20, x5);
STORE32_LE(c + 24, x6);
STORE32_LE(c + 28, x7);
STORE32_LE(c + 32, x8);
STORE32_LE(c + 36, x9);
STORE32_LE(c + 40, x10);
STORE32_LE(c + 44, x11);
STORE32_LE(c + 48, x12);
STORE32_LE(c + 52, x13);
STORE32_LE(c + 56, x14);
STORE32_LE(c + 60, x15);
*/
$block = self::store32_le((int) ($x0 & 0xffffffff)) .
self::store32_le((int) ($x1 & 0xffffffff)) .
self::store32_le((int) ($x2 & 0xffffffff)) .
self::store32_le((int) ($x3 & 0xffffffff)) .
self::store32_le((int) ($x4 & 0xffffffff)) .
self::store32_le((int) ($x5 & 0xffffffff)) .
self::store32_le((int) ($x6 & 0xffffffff)) .
self::store32_le((int) ($x7 & 0xffffffff)) .
self::store32_le((int) ($x8 & 0xffffffff)) .
self::store32_le((int) ($x9 & 0xffffffff)) .
self::store32_le((int) ($x10 & 0xffffffff)) .
self::store32_le((int) ($x11 & 0xffffffff)) .
self::store32_le((int) ($x12 & 0xffffffff)) .
self::store32_le((int) ($x13 & 0xffffffff)) .
self::store32_le((int) ($x14 & 0xffffffff)) .
self::store32_le((int) ($x15 & 0xffffffff));
/* Partial block */
if ($bytes < 64) {
$c .= self::substr($block, 0, $bytes);
break;
}
/* Full block */
$c .= $block;
$bytes -= 64;
if ($bytes <= 0) {
break;
}
$message = self::substr($message, 64);
}
/* end for(;;) loop */
$ctx[12] = $j12;
$ctx[13] = $j13;
return $c;
}
/**
* @internal You should not use this directly from another application
*
* @param int $len
* @param string $nonce
* @param string $key
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function stream($len = 64, $nonce = '', $key = '')
{
return self::encryptBytes(
new ParagonIE_Sodium_Core_ChaCha20_Ctx($key, $nonce),
str_repeat("\x00", $len)
);
}
/**
* @internal You should not use this directly from another application
*
* @param int $len
* @param string $nonce
* @param string $key
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function ietfStream($len, $nonce = '', $key = '')
{
return self::encryptBytes(
new ParagonIE_Sodium_Core_ChaCha20_IetfCtx($key, $nonce),
str_repeat("\x00", $len)
);
}
/**
* @internal You should not use this directly from another application
*
* @param string $message
* @param string $nonce
* @param string $key
* @param string $ic
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function ietfStreamXorIc($message, $nonce = '', $key = '', $ic = '')
{
return self::encryptBytes(
new ParagonIE_Sodium_Core_ChaCha20_IetfCtx($key, $nonce, $ic),
$message
);
}
/**
* @internal You should not use this directly from another application
*
* @param string $message
* @param string $nonce
* @param string $key
* @param string $ic
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function streamXorIc($message, $nonce = '', $key = '', $ic = '')
{
return self::encryptBytes(
new ParagonIE_Sodium_Core_ChaCha20_Ctx($key, $nonce, $ic),
$message
);
}
}

View File

@@ -1,123 +1,123 @@
<?php
if (class_exists('ParagonIE_Sodium_Core_ChaCha20_Ctx', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core_ChaCha20_Ctx
*/
class ParagonIE_Sodium_Core_ChaCha20_Ctx extends ParagonIE_Sodium_Core_Util implements ArrayAccess
{
/**
* @var SplFixedArray internally, <int, int>
*/
protected $container;
/**
* ParagonIE_Sodium_Core_ChaCha20_Ctx constructor.
*
* @internal You should not use this directly from another application
*
* @param string $key ChaCha20 key.
* @param string $iv Initialization Vector (a.k.a. nonce).
* @param string $counter The initial counter value.
* Defaults to 8 0x00 bytes.
* @throws InvalidArgumentException
* @throws TypeError
*/
public function __construct($key = '', $iv = '', $counter = '')
{
if (self::strlen($key) !== 32) {
throw new InvalidArgumentException('ChaCha20 expects a 256-bit key.');
}
if (self::strlen($iv) !== 8) {
throw new InvalidArgumentException('ChaCha20 expects a 64-bit nonce.');
}
$this->container = new SplFixedArray(16);
/* "expand 32-byte k" as per ChaCha20 spec */
$this->container[0] = 0x61707865;
$this->container[1] = 0x3320646e;
$this->container[2] = 0x79622d32;
$this->container[3] = 0x6b206574;
$this->container[4] = self::load_4(self::substr($key, 0, 4));
$this->container[5] = self::load_4(self::substr($key, 4, 4));
$this->container[6] = self::load_4(self::substr($key, 8, 4));
$this->container[7] = self::load_4(self::substr($key, 12, 4));
$this->container[8] = self::load_4(self::substr($key, 16, 4));
$this->container[9] = self::load_4(self::substr($key, 20, 4));
$this->container[10] = self::load_4(self::substr($key, 24, 4));
$this->container[11] = self::load_4(self::substr($key, 28, 4));
if (empty($counter)) {
$this->container[12] = 0;
$this->container[13] = 0;
} else {
$this->container[12] = self::load_4(self::substr($counter, 0, 4));
$this->container[13] = self::load_4(self::substr($counter, 4, 4));
}
$this->container[14] = self::load_4(self::substr($iv, 0, 4));
$this->container[15] = self::load_4(self::substr($iv, 4, 4));
}
/**
* @internal You should not use this directly from another application
*
* @param int $offset
* @param int $value
* @return void
* @psalm-suppress MixedArrayOffset
*/
#[ReturnTypeWillChange]
public function offsetSet($offset, $value)
{
if (!is_int($offset)) {
throw new InvalidArgumentException('Expected an integer');
}
if (!is_int($value)) {
throw new InvalidArgumentException('Expected an integer');
}
$this->container[$offset] = $value;
}
/**
* @internal You should not use this directly from another application
*
* @param int $offset
* @return bool
*/
#[ReturnTypeWillChange]
public function offsetExists($offset)
{
return isset($this->container[$offset]);
}
/**
* @internal You should not use this directly from another application
*
* @param int $offset
* @return void
* @psalm-suppress MixedArrayOffset
*/
#[ReturnTypeWillChange]
public function offsetUnset($offset)
{
unset($this->container[$offset]);
}
/**
* @internal You should not use this directly from another application
*
* @param int $offset
* @return mixed|null
* @psalm-suppress MixedArrayOffset
*/
#[ReturnTypeWillChange]
public function offsetGet($offset)
{
return isset($this->container[$offset])
? $this->container[$offset]
: null;
}
}
<?php
if (class_exists('ParagonIE_Sodium_Core_ChaCha20_Ctx', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core_ChaCha20_Ctx
*/
class ParagonIE_Sodium_Core_ChaCha20_Ctx extends ParagonIE_Sodium_Core_Util implements ArrayAccess
{
/**
* @var SplFixedArray internally, <int, int>
*/
protected $container;
/**
* ParagonIE_Sodium_Core_ChaCha20_Ctx constructor.
*
* @internal You should not use this directly from another application
*
* @param string $key ChaCha20 key.
* @param string $iv Initialization Vector (a.k.a. nonce).
* @param string $counter The initial counter value.
* Defaults to 8 0x00 bytes.
* @throws InvalidArgumentException
* @throws TypeError
*/
public function __construct($key = '', $iv = '', $counter = '')
{
if (self::strlen($key) !== 32) {
throw new InvalidArgumentException('ChaCha20 expects a 256-bit key.');
}
if (self::strlen($iv) !== 8) {
throw new InvalidArgumentException('ChaCha20 expects a 64-bit nonce.');
}
$this->container = new SplFixedArray(16);
/* "expand 32-byte k" as per ChaCha20 spec */
$this->container[0] = 0x61707865;
$this->container[1] = 0x3320646e;
$this->container[2] = 0x79622d32;
$this->container[3] = 0x6b206574;
$this->container[4] = self::load_4(self::substr($key, 0, 4));
$this->container[5] = self::load_4(self::substr($key, 4, 4));
$this->container[6] = self::load_4(self::substr($key, 8, 4));
$this->container[7] = self::load_4(self::substr($key, 12, 4));
$this->container[8] = self::load_4(self::substr($key, 16, 4));
$this->container[9] = self::load_4(self::substr($key, 20, 4));
$this->container[10] = self::load_4(self::substr($key, 24, 4));
$this->container[11] = self::load_4(self::substr($key, 28, 4));
if (empty($counter)) {
$this->container[12] = 0;
$this->container[13] = 0;
} else {
$this->container[12] = self::load_4(self::substr($counter, 0, 4));
$this->container[13] = self::load_4(self::substr($counter, 4, 4));
}
$this->container[14] = self::load_4(self::substr($iv, 0, 4));
$this->container[15] = self::load_4(self::substr($iv, 4, 4));
}
/**
* @internal You should not use this directly from another application
*
* @param int $offset
* @param int $value
* @return void
* @psalm-suppress MixedArrayOffset
*/
#[ReturnTypeWillChange]
public function offsetSet($offset, $value)
{
if (!is_int($offset)) {
throw new InvalidArgumentException('Expected an integer');
}
if (!is_int($value)) {
throw new InvalidArgumentException('Expected an integer');
}
$this->container[$offset] = $value;
}
/**
* @internal You should not use this directly from another application
*
* @param int $offset
* @return bool
*/
#[ReturnTypeWillChange]
public function offsetExists($offset)
{
return isset($this->container[$offset]);
}
/**
* @internal You should not use this directly from another application
*
* @param int $offset
* @return void
* @psalm-suppress MixedArrayOffset
*/
#[ReturnTypeWillChange]
public function offsetUnset($offset)
{
unset($this->container[$offset]);
}
/**
* @internal You should not use this directly from another application
*
* @param int $offset
* @return mixed|null
* @psalm-suppress MixedArrayOffset
*/
#[ReturnTypeWillChange]
public function offsetGet($offset)
{
return isset($this->container[$offset])
? $this->container[$offset]
: null;
}
}

View File

@@ -1,38 +1,38 @@
<?php
if (class_exists('ParagonIE_Sodium_Core_ChaCha20_IetfCtx', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core_ChaCha20_IetfCtx
*/
class ParagonIE_Sodium_Core_ChaCha20_IetfCtx extends ParagonIE_Sodium_Core_ChaCha20_Ctx
{
/**
* ParagonIE_Sodium_Core_ChaCha20_IetfCtx constructor.
*
* @internal You should not use this directly from another application
*
* @param string $key ChaCha20 key.
* @param string $iv Initialization Vector (a.k.a. nonce).
* @param string $counter The initial counter value.
* Defaults to 4 0x00 bytes.
* @throws InvalidArgumentException
* @throws TypeError
*/
public function __construct($key = '', $iv = '', $counter = '')
{
if (self::strlen($iv) !== 12) {
throw new InvalidArgumentException('ChaCha20 expects a 96-bit nonce in IETF mode.');
}
parent::__construct($key, self::substr($iv, 0, 8), $counter);
if (!empty($counter)) {
$this->container[12] = self::load_4(self::substr($counter, 0, 4));
}
$this->container[13] = self::load_4(self::substr($iv, 0, 4));
$this->container[14] = self::load_4(self::substr($iv, 4, 4));
$this->container[15] = self::load_4(self::substr($iv, 8, 4));
}
}
<?php
if (class_exists('ParagonIE_Sodium_Core_ChaCha20_IetfCtx', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core_ChaCha20_IetfCtx
*/
class ParagonIE_Sodium_Core_ChaCha20_IetfCtx extends ParagonIE_Sodium_Core_ChaCha20_Ctx
{
/**
* ParagonIE_Sodium_Core_ChaCha20_IetfCtx constructor.
*
* @internal You should not use this directly from another application
*
* @param string $key ChaCha20 key.
* @param string $iv Initialization Vector (a.k.a. nonce).
* @param string $counter The initial counter value.
* Defaults to 4 0x00 bytes.
* @throws InvalidArgumentException
* @throws TypeError
*/
public function __construct($key = '', $iv = '', $counter = '')
{
if (self::strlen($iv) !== 12) {
throw new InvalidArgumentException('ChaCha20 expects a 96-bit nonce in IETF mode.');
}
parent::__construct($key, self::substr($iv, 0, 8), $counter);
if (!empty($counter)) {
$this->container[12] = self::load_4(self::substr($counter, 0, 4));
}
$this->container[13] = self::load_4(self::substr($iv, 0, 4));
$this->container[14] = self::load_4(self::substr($iv, 4, 4));
$this->container[15] = self::load_4(self::substr($iv, 8, 4));
}
}

File diff suppressed because it is too large Load Diff

View File

@@ -1,127 +1,127 @@
<?php
if (class_exists('ParagonIE_Sodium_Core_Curve25519_Fe', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core_Curve25519_Fe
*
* This represents a Field Element
*/
class ParagonIE_Sodium_Core_Curve25519_Fe implements ArrayAccess
{
/**
* @var array<int, int>
*/
protected $container = array();
/**
* @var int
*/
protected $size = 10;
/**
* @internal You should not use this directly from another application
*
* @param array<int, int> $array
* @param bool $save_indexes
* @return self
*/
public static function fromArray($array, $save_indexes = null)
{
$count = count($array);
if ($save_indexes) {
$keys = array_keys($array);
} else {
$keys = range(0, $count - 1);
}
$array = array_values($array);
/** @var array<int, int> $keys */
$obj = new ParagonIE_Sodium_Core_Curve25519_Fe();
if ($save_indexes) {
for ($i = 0; $i < $count; ++$i) {
$obj->offsetSet($keys[$i], $array[$i]);
}
} else {
for ($i = 0; $i < $count; ++$i) {
$obj->offsetSet($i, $array[$i]);
}
}
return $obj;
}
/**
* @internal You should not use this directly from another application
*
* @param int|null $offset
* @param int $value
* @return void
* @psalm-suppress MixedArrayOffset
*/
#[ReturnTypeWillChange]
public function offsetSet($offset, $value)
{
if (!is_int($value)) {
throw new InvalidArgumentException('Expected an integer');
}
if (is_null($offset)) {
$this->container[] = $value;
} else {
$this->container[$offset] = $value;
}
}
/**
* @internal You should not use this directly from another application
*
* @param int $offset
* @return bool
* @psalm-suppress MixedArrayOffset
*/
#[ReturnTypeWillChange]
public function offsetExists($offset)
{
return isset($this->container[$offset]);
}
/**
* @internal You should not use this directly from another application
*
* @param int $offset
* @return void
* @psalm-suppress MixedArrayOffset
*/
#[ReturnTypeWillChange]
public function offsetUnset($offset)
{
unset($this->container[$offset]);
}
/**
* @internal You should not use this directly from another application
*
* @param int $offset
* @return int
* @psalm-suppress MixedArrayOffset
*/
#[ReturnTypeWillChange]
public function offsetGet($offset)
{
if (!isset($this->container[$offset])) {
$this->container[$offset] = 0;
}
return (int) ($this->container[$offset]);
}
/**
* @internal You should not use this directly from another application
*
* @return array
*/
public function __debugInfo()
{
return array(implode(', ', $this->container));
}
}
<?php
if (class_exists('ParagonIE_Sodium_Core_Curve25519_Fe', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core_Curve25519_Fe
*
* This represents a Field Element
*/
class ParagonIE_Sodium_Core_Curve25519_Fe implements ArrayAccess
{
/**
* @var array<int, int>
*/
protected $container = array();
/**
* @var int
*/
protected $size = 10;
/**
* @internal You should not use this directly from another application
*
* @param array<int, int> $array
* @param bool $save_indexes
* @return self
*/
public static function fromArray($array, $save_indexes = null)
{
$count = count($array);
if ($save_indexes) {
$keys = array_keys($array);
} else {
$keys = range(0, $count - 1);
}
$array = array_values($array);
/** @var array<int, int> $keys */
$obj = new ParagonIE_Sodium_Core_Curve25519_Fe();
if ($save_indexes) {
for ($i = 0; $i < $count; ++$i) {
$obj->offsetSet($keys[$i], $array[$i]);
}
} else {
for ($i = 0; $i < $count; ++$i) {
$obj->offsetSet($i, $array[$i]);
}
}
return $obj;
}
/**
* @internal You should not use this directly from another application
*
* @param int|null $offset
* @param int $value
* @return void
* @psalm-suppress MixedArrayOffset
*/
#[ReturnTypeWillChange]
public function offsetSet($offset, $value)
{
if (!is_int($value)) {
throw new InvalidArgumentException('Expected an integer');
}
if (is_null($offset)) {
$this->container[] = $value;
} else {
$this->container[$offset] = $value;
}
}
/**
* @internal You should not use this directly from another application
*
* @param int $offset
* @return bool
* @psalm-suppress MixedArrayOffset
*/
#[ReturnTypeWillChange]
public function offsetExists($offset)
{
return isset($this->container[$offset]);
}
/**
* @internal You should not use this directly from another application
*
* @param int $offset
* @return void
* @psalm-suppress MixedArrayOffset
*/
#[ReturnTypeWillChange]
public function offsetUnset($offset)
{
unset($this->container[$offset]);
}
/**
* @internal You should not use this directly from another application
*
* @param int $offset
* @return int
* @psalm-suppress MixedArrayOffset
*/
#[ReturnTypeWillChange]
public function offsetGet($offset)
{
if (!isset($this->container[$offset])) {
$this->container[$offset] = 0;
}
return (int) ($this->container[$offset]);
}
/**
* @internal You should not use this directly from another application
*
* @return array
*/
public function __debugInfo()
{
return array(implode(', ', $this->container));
}
}

View File

@@ -1,65 +1,65 @@
<?php
if (class_exists('ParagonIE_Sodium_Core_Curve25519_Ge_Cached', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core_Curve25519_Ge_Cached
*/
class ParagonIE_Sodium_Core_Curve25519_Ge_Cached
{
/**
* @var ParagonIE_Sodium_Core_Curve25519_Fe
*/
public $YplusX;
/**
* @var ParagonIE_Sodium_Core_Curve25519_Fe
*/
public $YminusX;
/**
* @var ParagonIE_Sodium_Core_Curve25519_Fe
*/
public $Z;
/**
* @var ParagonIE_Sodium_Core_Curve25519_Fe
*/
public $T2d;
/**
* ParagonIE_Sodium_Core_Curve25519_Ge_Cached constructor.
*
* @internal You should not use this directly from another application
*
* @param ParagonIE_Sodium_Core_Curve25519_Fe|null $YplusX
* @param ParagonIE_Sodium_Core_Curve25519_Fe|null $YminusX
* @param ParagonIE_Sodium_Core_Curve25519_Fe|null $Z
* @param ParagonIE_Sodium_Core_Curve25519_Fe|null $T2d
*/
public function __construct(
ParagonIE_Sodium_Core_Curve25519_Fe $YplusX = null,
ParagonIE_Sodium_Core_Curve25519_Fe $YminusX = null,
ParagonIE_Sodium_Core_Curve25519_Fe $Z = null,
ParagonIE_Sodium_Core_Curve25519_Fe $T2d = null
) {
if ($YplusX === null) {
$YplusX = new ParagonIE_Sodium_Core_Curve25519_Fe();
}
$this->YplusX = $YplusX;
if ($YminusX === null) {
$YminusX = new ParagonIE_Sodium_Core_Curve25519_Fe();
}
$this->YminusX = $YminusX;
if ($Z === null) {
$Z = new ParagonIE_Sodium_Core_Curve25519_Fe();
}
$this->Z = $Z;
if ($T2d === null) {
$T2d = new ParagonIE_Sodium_Core_Curve25519_Fe();
}
$this->T2d = $T2d;
}
}
<?php
if (class_exists('ParagonIE_Sodium_Core_Curve25519_Ge_Cached', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core_Curve25519_Ge_Cached
*/
class ParagonIE_Sodium_Core_Curve25519_Ge_Cached
{
/**
* @var ParagonIE_Sodium_Core_Curve25519_Fe
*/
public $YplusX;
/**
* @var ParagonIE_Sodium_Core_Curve25519_Fe
*/
public $YminusX;
/**
* @var ParagonIE_Sodium_Core_Curve25519_Fe
*/
public $Z;
/**
* @var ParagonIE_Sodium_Core_Curve25519_Fe
*/
public $T2d;
/**
* ParagonIE_Sodium_Core_Curve25519_Ge_Cached constructor.
*
* @internal You should not use this directly from another application
*
* @param ParagonIE_Sodium_Core_Curve25519_Fe|null $YplusX
* @param ParagonIE_Sodium_Core_Curve25519_Fe|null $YminusX
* @param ParagonIE_Sodium_Core_Curve25519_Fe|null $Z
* @param ParagonIE_Sodium_Core_Curve25519_Fe|null $T2d
*/
public function __construct(
ParagonIE_Sodium_Core_Curve25519_Fe $YplusX = null,
ParagonIE_Sodium_Core_Curve25519_Fe $YminusX = null,
ParagonIE_Sodium_Core_Curve25519_Fe $Z = null,
ParagonIE_Sodium_Core_Curve25519_Fe $T2d = null
) {
if ($YplusX === null) {
$YplusX = new ParagonIE_Sodium_Core_Curve25519_Fe();
}
$this->YplusX = $YplusX;
if ($YminusX === null) {
$YminusX = new ParagonIE_Sodium_Core_Curve25519_Fe();
}
$this->YminusX = $YminusX;
if ($Z === null) {
$Z = new ParagonIE_Sodium_Core_Curve25519_Fe();
}
$this->Z = $Z;
if ($T2d === null) {
$T2d = new ParagonIE_Sodium_Core_Curve25519_Fe();
}
$this->T2d = $T2d;
}
}

View File

@@ -1,64 +1,64 @@
<?php
if (class_exists('ParagonIE_Sodium_Core_Curve25519_Ge_P1p1', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core_Curve25519_Ge_P1p1
*/
class ParagonIE_Sodium_Core_Curve25519_Ge_P1p1
{
/**
* @var ParagonIE_Sodium_Core_Curve25519_Fe
*/
public $X;
/**
* @var ParagonIE_Sodium_Core_Curve25519_Fe
*/
public $Y;
/**
* @var ParagonIE_Sodium_Core_Curve25519_Fe
*/
public $Z;
/**
* @var ParagonIE_Sodium_Core_Curve25519_Fe
*/
public $T;
/**
* ParagonIE_Sodium_Core_Curve25519_Ge_P1p1 constructor.
*
* @internal You should not use this directly from another application
*
* @param ParagonIE_Sodium_Core_Curve25519_Fe|null $x
* @param ParagonIE_Sodium_Core_Curve25519_Fe|null $y
* @param ParagonIE_Sodium_Core_Curve25519_Fe|null $z
* @param ParagonIE_Sodium_Core_Curve25519_Fe|null $t
*/
public function __construct(
ParagonIE_Sodium_Core_Curve25519_Fe $x = null,
ParagonIE_Sodium_Core_Curve25519_Fe $y = null,
ParagonIE_Sodium_Core_Curve25519_Fe $z = null,
ParagonIE_Sodium_Core_Curve25519_Fe $t = null
) {
if ($x === null) {
$x = new ParagonIE_Sodium_Core_Curve25519_Fe();
}
$this->X = $x;
if ($y === null) {
$y = new ParagonIE_Sodium_Core_Curve25519_Fe();
}
$this->Y = $y;
if ($z === null) {
$z = new ParagonIE_Sodium_Core_Curve25519_Fe();
}
$this->Z = $z;
if ($t === null) {
$t = new ParagonIE_Sodium_Core_Curve25519_Fe();
}
$this->T = $t;
}
}
<?php
if (class_exists('ParagonIE_Sodium_Core_Curve25519_Ge_P1p1', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core_Curve25519_Ge_P1p1
*/
class ParagonIE_Sodium_Core_Curve25519_Ge_P1p1
{
/**
* @var ParagonIE_Sodium_Core_Curve25519_Fe
*/
public $X;
/**
* @var ParagonIE_Sodium_Core_Curve25519_Fe
*/
public $Y;
/**
* @var ParagonIE_Sodium_Core_Curve25519_Fe
*/
public $Z;
/**
* @var ParagonIE_Sodium_Core_Curve25519_Fe
*/
public $T;
/**
* ParagonIE_Sodium_Core_Curve25519_Ge_P1p1 constructor.
*
* @internal You should not use this directly from another application
*
* @param ParagonIE_Sodium_Core_Curve25519_Fe|null $x
* @param ParagonIE_Sodium_Core_Curve25519_Fe|null $y
* @param ParagonIE_Sodium_Core_Curve25519_Fe|null $z
* @param ParagonIE_Sodium_Core_Curve25519_Fe|null $t
*/
public function __construct(
ParagonIE_Sodium_Core_Curve25519_Fe $x = null,
ParagonIE_Sodium_Core_Curve25519_Fe $y = null,
ParagonIE_Sodium_Core_Curve25519_Fe $z = null,
ParagonIE_Sodium_Core_Curve25519_Fe $t = null
) {
if ($x === null) {
$x = new ParagonIE_Sodium_Core_Curve25519_Fe();
}
$this->X = $x;
if ($y === null) {
$y = new ParagonIE_Sodium_Core_Curve25519_Fe();
}
$this->Y = $y;
if ($z === null) {
$z = new ParagonIE_Sodium_Core_Curve25519_Fe();
}
$this->Z = $z;
if ($t === null) {
$t = new ParagonIE_Sodium_Core_Curve25519_Fe();
}
$this->T = $t;
}
}

View File

@@ -1,54 +1,54 @@
<?php
if (class_exists('ParagonIE_Sodium_Core_Curve25519_Ge_P2', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core_Curve25519_Ge_P2
*/
class ParagonIE_Sodium_Core_Curve25519_Ge_P2
{
/**
* @var ParagonIE_Sodium_Core_Curve25519_Fe
*/
public $X;
/**
* @var ParagonIE_Sodium_Core_Curve25519_Fe
*/
public $Y;
/**
* @var ParagonIE_Sodium_Core_Curve25519_Fe
*/
public $Z;
/**
* ParagonIE_Sodium_Core_Curve25519_Ge_P2 constructor.
*
* @internal You should not use this directly from another application
*
* @param ParagonIE_Sodium_Core_Curve25519_Fe|null $x
* @param ParagonIE_Sodium_Core_Curve25519_Fe|null $y
* @param ParagonIE_Sodium_Core_Curve25519_Fe|null $z
*/
public function __construct(
ParagonIE_Sodium_Core_Curve25519_Fe $x = null,
ParagonIE_Sodium_Core_Curve25519_Fe $y = null,
ParagonIE_Sodium_Core_Curve25519_Fe $z = null
) {
if ($x === null) {
$x = new ParagonIE_Sodium_Core_Curve25519_Fe();
}
$this->X = $x;
if ($y === null) {
$y = new ParagonIE_Sodium_Core_Curve25519_Fe();
}
$this->Y = $y;
if ($z === null) {
$z = new ParagonIE_Sodium_Core_Curve25519_Fe();
}
$this->Z = $z;
}
}
<?php
if (class_exists('ParagonIE_Sodium_Core_Curve25519_Ge_P2', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core_Curve25519_Ge_P2
*/
class ParagonIE_Sodium_Core_Curve25519_Ge_P2
{
/**
* @var ParagonIE_Sodium_Core_Curve25519_Fe
*/
public $X;
/**
* @var ParagonIE_Sodium_Core_Curve25519_Fe
*/
public $Y;
/**
* @var ParagonIE_Sodium_Core_Curve25519_Fe
*/
public $Z;
/**
* ParagonIE_Sodium_Core_Curve25519_Ge_P2 constructor.
*
* @internal You should not use this directly from another application
*
* @param ParagonIE_Sodium_Core_Curve25519_Fe|null $x
* @param ParagonIE_Sodium_Core_Curve25519_Fe|null $y
* @param ParagonIE_Sodium_Core_Curve25519_Fe|null $z
*/
public function __construct(
ParagonIE_Sodium_Core_Curve25519_Fe $x = null,
ParagonIE_Sodium_Core_Curve25519_Fe $y = null,
ParagonIE_Sodium_Core_Curve25519_Fe $z = null
) {
if ($x === null) {
$x = new ParagonIE_Sodium_Core_Curve25519_Fe();
}
$this->X = $x;
if ($y === null) {
$y = new ParagonIE_Sodium_Core_Curve25519_Fe();
}
$this->Y = $y;
if ($z === null) {
$z = new ParagonIE_Sodium_Core_Curve25519_Fe();
}
$this->Z = $z;
}
}

View File

@@ -1,65 +1,65 @@
<?php
if (class_exists('ParagonIE_Sodium_Core_Curve25519_Ge_P3', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core_Curve25519_Ge_P3
*/
class ParagonIE_Sodium_Core_Curve25519_Ge_P3
{
/**
* @var ParagonIE_Sodium_Core_Curve25519_Fe
*/
public $X;
/**
* @var ParagonIE_Sodium_Core_Curve25519_Fe
*/
public $Y;
/**
* @var ParagonIE_Sodium_Core_Curve25519_Fe
*/
public $Z;
/**
* @var ParagonIE_Sodium_Core_Curve25519_Fe
*/
public $T;
/**
* ParagonIE_Sodium_Core_Curve25519_Ge_P3 constructor.
*
* @internal You should not use this directly from another application
*
* @param ParagonIE_Sodium_Core_Curve25519_Fe|null $x
* @param ParagonIE_Sodium_Core_Curve25519_Fe|null $y
* @param ParagonIE_Sodium_Core_Curve25519_Fe|null $z
* @param ParagonIE_Sodium_Core_Curve25519_Fe|null $t
*/
public function __construct(
ParagonIE_Sodium_Core_Curve25519_Fe $x = null,
ParagonIE_Sodium_Core_Curve25519_Fe $y = null,
ParagonIE_Sodium_Core_Curve25519_Fe $z = null,
ParagonIE_Sodium_Core_Curve25519_Fe $t = null
) {
if ($x === null) {
$x = new ParagonIE_Sodium_Core_Curve25519_Fe();
}
$this->X = $x;
if ($y === null) {
$y = new ParagonIE_Sodium_Core_Curve25519_Fe();
}
$this->Y = $y;
if ($z === null) {
$z = new ParagonIE_Sodium_Core_Curve25519_Fe();
}
$this->Z = $z;
if ($t === null) {
$t = new ParagonIE_Sodium_Core_Curve25519_Fe();
}
$this->T = $t;
}
}
<?php
if (class_exists('ParagonIE_Sodium_Core_Curve25519_Ge_P3', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core_Curve25519_Ge_P3
*/
class ParagonIE_Sodium_Core_Curve25519_Ge_P3
{
/**
* @var ParagonIE_Sodium_Core_Curve25519_Fe
*/
public $X;
/**
* @var ParagonIE_Sodium_Core_Curve25519_Fe
*/
public $Y;
/**
* @var ParagonIE_Sodium_Core_Curve25519_Fe
*/
public $Z;
/**
* @var ParagonIE_Sodium_Core_Curve25519_Fe
*/
public $T;
/**
* ParagonIE_Sodium_Core_Curve25519_Ge_P3 constructor.
*
* @internal You should not use this directly from another application
*
* @param ParagonIE_Sodium_Core_Curve25519_Fe|null $x
* @param ParagonIE_Sodium_Core_Curve25519_Fe|null $y
* @param ParagonIE_Sodium_Core_Curve25519_Fe|null $z
* @param ParagonIE_Sodium_Core_Curve25519_Fe|null $t
*/
public function __construct(
ParagonIE_Sodium_Core_Curve25519_Fe $x = null,
ParagonIE_Sodium_Core_Curve25519_Fe $y = null,
ParagonIE_Sodium_Core_Curve25519_Fe $z = null,
ParagonIE_Sodium_Core_Curve25519_Fe $t = null
) {
if ($x === null) {
$x = new ParagonIE_Sodium_Core_Curve25519_Fe();
}
$this->X = $x;
if ($y === null) {
$y = new ParagonIE_Sodium_Core_Curve25519_Fe();
}
$this->Y = $y;
if ($z === null) {
$z = new ParagonIE_Sodium_Core_Curve25519_Fe();
}
$this->Z = $z;
if ($t === null) {
$t = new ParagonIE_Sodium_Core_Curve25519_Fe();
}
$this->T = $t;
}
}

View File

@@ -1,54 +1,54 @@
<?php
if (class_exists('ParagonIE_Sodium_Core_Curve25519_Ge_Precomp', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core_Curve25519_Ge_Precomp
*/
class ParagonIE_Sodium_Core_Curve25519_Ge_Precomp
{
/**
* @var ParagonIE_Sodium_Core_Curve25519_Fe
*/
public $yplusx;
/**
* @var ParagonIE_Sodium_Core_Curve25519_Fe
*/
public $yminusx;
/**
* @var ParagonIE_Sodium_Core_Curve25519_Fe
*/
public $xy2d;
/**
* ParagonIE_Sodium_Core_Curve25519_Ge_Precomp constructor.
*
* @internal You should not use this directly from another application
*
* @param ParagonIE_Sodium_Core_Curve25519_Fe $yplusx
* @param ParagonIE_Sodium_Core_Curve25519_Fe $yminusx
* @param ParagonIE_Sodium_Core_Curve25519_Fe $xy2d
*/
public function __construct(
ParagonIE_Sodium_Core_Curve25519_Fe $yplusx = null,
ParagonIE_Sodium_Core_Curve25519_Fe $yminusx = null,
ParagonIE_Sodium_Core_Curve25519_Fe $xy2d = null
) {
if ($yplusx === null) {
$yplusx = new ParagonIE_Sodium_Core_Curve25519_Fe();
}
$this->yplusx = $yplusx;
if ($yminusx === null) {
$yminusx = new ParagonIE_Sodium_Core_Curve25519_Fe();
}
$this->yminusx = $yminusx;
if ($xy2d === null) {
$xy2d = new ParagonIE_Sodium_Core_Curve25519_Fe();
}
$this->xy2d = $xy2d;
}
}
<?php
if (class_exists('ParagonIE_Sodium_Core_Curve25519_Ge_Precomp', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core_Curve25519_Ge_Precomp
*/
class ParagonIE_Sodium_Core_Curve25519_Ge_Precomp
{
/**
* @var ParagonIE_Sodium_Core_Curve25519_Fe
*/
public $yplusx;
/**
* @var ParagonIE_Sodium_Core_Curve25519_Fe
*/
public $yminusx;
/**
* @var ParagonIE_Sodium_Core_Curve25519_Fe
*/
public $xy2d;
/**
* ParagonIE_Sodium_Core_Curve25519_Ge_Precomp constructor.
*
* @internal You should not use this directly from another application
*
* @param ParagonIE_Sodium_Core_Curve25519_Fe $yplusx
* @param ParagonIE_Sodium_Core_Curve25519_Fe $yminusx
* @param ParagonIE_Sodium_Core_Curve25519_Fe $xy2d
*/
public function __construct(
ParagonIE_Sodium_Core_Curve25519_Fe $yplusx = null,
ParagonIE_Sodium_Core_Curve25519_Fe $yminusx = null,
ParagonIE_Sodium_Core_Curve25519_Fe $xy2d = null
) {
if ($yplusx === null) {
$yplusx = new ParagonIE_Sodium_Core_Curve25519_Fe();
}
$this->yplusx = $yplusx;
if ($yminusx === null) {
$yminusx = new ParagonIE_Sodium_Core_Curve25519_Fe();
}
$this->yminusx = $yminusx;
if ($xy2d === null) {
$xy2d = new ParagonIE_Sodium_Core_Curve25519_Fe();
}
$this->xy2d = $xy2d;
}
}

File diff suppressed because it is too large Load Diff

View File

@@ -1,3 +1,3 @@
# Curve25519 Data Structures
These are PHP implementation of the [structs used in the ref10 curve25519 code](https://github.com/jedisct1/libsodium/blob/master/src/libsodium/include/sodium/private/curve25519_ref10.h).
# Curve25519 Data Structures
These are PHP implementation of the [structs used in the ref10 curve25519 code](https://github.com/jedisct1/libsodium/blob/master/src/libsodium/include/sodium/private/curve25519_ref10.h).

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View File

@@ -1,108 +1,108 @@
<?php
if (class_exists('ParagonIE_Sodium_Core_HChaCha20', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core_HChaCha20
*/
class ParagonIE_Sodium_Core_HChaCha20 extends ParagonIE_Sodium_Core_ChaCha20
{
/**
* @param string $in
* @param string $key
* @param string|null $c
* @return string
* @throws TypeError
*/
public static function hChaCha20($in = '', $key = '', $c = null)
{
$ctx = array();
if ($c === null) {
$ctx[0] = 0x61707865;
$ctx[1] = 0x3320646e;
$ctx[2] = 0x79622d32;
$ctx[3] = 0x6b206574;
} else {
$ctx[0] = self::load_4(self::substr($c, 0, 4));
$ctx[1] = self::load_4(self::substr($c, 4, 4));
$ctx[2] = self::load_4(self::substr($c, 8, 4));
$ctx[3] = self::load_4(self::substr($c, 12, 4));
}
$ctx[4] = self::load_4(self::substr($key, 0, 4));
$ctx[5] = self::load_4(self::substr($key, 4, 4));
$ctx[6] = self::load_4(self::substr($key, 8, 4));
$ctx[7] = self::load_4(self::substr($key, 12, 4));
$ctx[8] = self::load_4(self::substr($key, 16, 4));
$ctx[9] = self::load_4(self::substr($key, 20, 4));
$ctx[10] = self::load_4(self::substr($key, 24, 4));
$ctx[11] = self::load_4(self::substr($key, 28, 4));
$ctx[12] = self::load_4(self::substr($in, 0, 4));
$ctx[13] = self::load_4(self::substr($in, 4, 4));
$ctx[14] = self::load_4(self::substr($in, 8, 4));
$ctx[15] = self::load_4(self::substr($in, 12, 4));
return self::hChaCha20Bytes($ctx);
}
/**
* @param array $ctx
* @return string
* @throws TypeError
*/
protected static function hChaCha20Bytes(array $ctx)
{
$x0 = (int) $ctx[0];
$x1 = (int) $ctx[1];
$x2 = (int) $ctx[2];
$x3 = (int) $ctx[3];
$x4 = (int) $ctx[4];
$x5 = (int) $ctx[5];
$x6 = (int) $ctx[6];
$x7 = (int) $ctx[7];
$x8 = (int) $ctx[8];
$x9 = (int) $ctx[9];
$x10 = (int) $ctx[10];
$x11 = (int) $ctx[11];
$x12 = (int) $ctx[12];
$x13 = (int) $ctx[13];
$x14 = (int) $ctx[14];
$x15 = (int) $ctx[15];
for ($i = 0; $i < 10; ++$i) {
# QUARTERROUND( x0, x4, x8, x12)
list($x0, $x4, $x8, $x12) = self::quarterRound($x0, $x4, $x8, $x12);
# QUARTERROUND( x1, x5, x9, x13)
list($x1, $x5, $x9, $x13) = self::quarterRound($x1, $x5, $x9, $x13);
# QUARTERROUND( x2, x6, x10, x14)
list($x2, $x6, $x10, $x14) = self::quarterRound($x2, $x6, $x10, $x14);
# QUARTERROUND( x3, x7, x11, x15)
list($x3, $x7, $x11, $x15) = self::quarterRound($x3, $x7, $x11, $x15);
# QUARTERROUND( x0, x5, x10, x15)
list($x0, $x5, $x10, $x15) = self::quarterRound($x0, $x5, $x10, $x15);
# QUARTERROUND( x1, x6, x11, x12)
list($x1, $x6, $x11, $x12) = self::quarterRound($x1, $x6, $x11, $x12);
# QUARTERROUND( x2, x7, x8, x13)
list($x2, $x7, $x8, $x13) = self::quarterRound($x2, $x7, $x8, $x13);
# QUARTERROUND( x3, x4, x9, x14)
list($x3, $x4, $x9, $x14) = self::quarterRound($x3, $x4, $x9, $x14);
}
return self::store32_le((int) ($x0 & 0xffffffff)) .
self::store32_le((int) ($x1 & 0xffffffff)) .
self::store32_le((int) ($x2 & 0xffffffff)) .
self::store32_le((int) ($x3 & 0xffffffff)) .
self::store32_le((int) ($x12 & 0xffffffff)) .
self::store32_le((int) ($x13 & 0xffffffff)) .
self::store32_le((int) ($x14 & 0xffffffff)) .
self::store32_le((int) ($x15 & 0xffffffff));
}
}
<?php
if (class_exists('ParagonIE_Sodium_Core_HChaCha20', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core_HChaCha20
*/
class ParagonIE_Sodium_Core_HChaCha20 extends ParagonIE_Sodium_Core_ChaCha20
{
/**
* @param string $in
* @param string $key
* @param string|null $c
* @return string
* @throws TypeError
*/
public static function hChaCha20($in = '', $key = '', $c = null)
{
$ctx = array();
if ($c === null) {
$ctx[0] = 0x61707865;
$ctx[1] = 0x3320646e;
$ctx[2] = 0x79622d32;
$ctx[3] = 0x6b206574;
} else {
$ctx[0] = self::load_4(self::substr($c, 0, 4));
$ctx[1] = self::load_4(self::substr($c, 4, 4));
$ctx[2] = self::load_4(self::substr($c, 8, 4));
$ctx[3] = self::load_4(self::substr($c, 12, 4));
}
$ctx[4] = self::load_4(self::substr($key, 0, 4));
$ctx[5] = self::load_4(self::substr($key, 4, 4));
$ctx[6] = self::load_4(self::substr($key, 8, 4));
$ctx[7] = self::load_4(self::substr($key, 12, 4));
$ctx[8] = self::load_4(self::substr($key, 16, 4));
$ctx[9] = self::load_4(self::substr($key, 20, 4));
$ctx[10] = self::load_4(self::substr($key, 24, 4));
$ctx[11] = self::load_4(self::substr($key, 28, 4));
$ctx[12] = self::load_4(self::substr($in, 0, 4));
$ctx[13] = self::load_4(self::substr($in, 4, 4));
$ctx[14] = self::load_4(self::substr($in, 8, 4));
$ctx[15] = self::load_4(self::substr($in, 12, 4));
return self::hChaCha20Bytes($ctx);
}
/**
* @param array $ctx
* @return string
* @throws TypeError
*/
protected static function hChaCha20Bytes(array $ctx)
{
$x0 = (int) $ctx[0];
$x1 = (int) $ctx[1];
$x2 = (int) $ctx[2];
$x3 = (int) $ctx[3];
$x4 = (int) $ctx[4];
$x5 = (int) $ctx[5];
$x6 = (int) $ctx[6];
$x7 = (int) $ctx[7];
$x8 = (int) $ctx[8];
$x9 = (int) $ctx[9];
$x10 = (int) $ctx[10];
$x11 = (int) $ctx[11];
$x12 = (int) $ctx[12];
$x13 = (int) $ctx[13];
$x14 = (int) $ctx[14];
$x15 = (int) $ctx[15];
for ($i = 0; $i < 10; ++$i) {
# QUARTERROUND( x0, x4, x8, x12)
list($x0, $x4, $x8, $x12) = self::quarterRound($x0, $x4, $x8, $x12);
# QUARTERROUND( x1, x5, x9, x13)
list($x1, $x5, $x9, $x13) = self::quarterRound($x1, $x5, $x9, $x13);
# QUARTERROUND( x2, x6, x10, x14)
list($x2, $x6, $x10, $x14) = self::quarterRound($x2, $x6, $x10, $x14);
# QUARTERROUND( x3, x7, x11, x15)
list($x3, $x7, $x11, $x15) = self::quarterRound($x3, $x7, $x11, $x15);
# QUARTERROUND( x0, x5, x10, x15)
list($x0, $x5, $x10, $x15) = self::quarterRound($x0, $x5, $x10, $x15);
# QUARTERROUND( x1, x6, x11, x12)
list($x1, $x6, $x11, $x12) = self::quarterRound($x1, $x6, $x11, $x12);
# QUARTERROUND( x2, x7, x8, x13)
list($x2, $x7, $x8, $x13) = self::quarterRound($x2, $x7, $x8, $x13);
# QUARTERROUND( x3, x4, x9, x14)
list($x3, $x4, $x9, $x14) = self::quarterRound($x3, $x4, $x9, $x14);
}
return self::store32_le((int) ($x0 & 0xffffffff)) .
self::store32_le((int) ($x1 & 0xffffffff)) .
self::store32_le((int) ($x2 & 0xffffffff)) .
self::store32_le((int) ($x3 & 0xffffffff)) .
self::store32_le((int) ($x12 & 0xffffffff)) .
self::store32_le((int) ($x13 & 0xffffffff)) .
self::store32_le((int) ($x14 & 0xffffffff)) .
self::store32_le((int) ($x15 & 0xffffffff));
}
}

View File

@@ -1,96 +1,96 @@
<?php
if (class_exists('ParagonIE_Sodium_Core_HSalsa20', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core_HSalsa20
*/
abstract class ParagonIE_Sodium_Core_HSalsa20 extends ParagonIE_Sodium_Core_Salsa20
{
/**
* Calculate an hsalsa20 hash of a single block
*
* HSalsa20 doesn't have a counter and will never be used for more than
* one block (used to derive a subkey for xsalsa20).
*
* @internal You should not use this directly from another application
*
* @param string $in
* @param string $k
* @param string|null $c
* @return string
* @throws TypeError
*/
public static function hsalsa20($in, $k, $c = null)
{
if ($c === null) {
$x0 = 0x61707865;
$x5 = 0x3320646e;
$x10 = 0x79622d32;
$x15 = 0x6b206574;
} else {
$x0 = self::load_4(self::substr($c, 0, 4));
$x5 = self::load_4(self::substr($c, 4, 4));
$x10 = self::load_4(self::substr($c, 8, 4));
$x15 = self::load_4(self::substr($c, 12, 4));
}
$x1 = self::load_4(self::substr($k, 0, 4));
$x2 = self::load_4(self::substr($k, 4, 4));
$x3 = self::load_4(self::substr($k, 8, 4));
$x4 = self::load_4(self::substr($k, 12, 4));
$x11 = self::load_4(self::substr($k, 16, 4));
$x12 = self::load_4(self::substr($k, 20, 4));
$x13 = self::load_4(self::substr($k, 24, 4));
$x14 = self::load_4(self::substr($k, 28, 4));
$x6 = self::load_4(self::substr($in, 0, 4));
$x7 = self::load_4(self::substr($in, 4, 4));
$x8 = self::load_4(self::substr($in, 8, 4));
$x9 = self::load_4(self::substr($in, 12, 4));
for ($i = self::ROUNDS; $i > 0; $i -= 2) {
$x4 ^= self::rotate($x0 + $x12, 7);
$x8 ^= self::rotate($x4 + $x0, 9);
$x12 ^= self::rotate($x8 + $x4, 13);
$x0 ^= self::rotate($x12 + $x8, 18);
$x9 ^= self::rotate($x5 + $x1, 7);
$x13 ^= self::rotate($x9 + $x5, 9);
$x1 ^= self::rotate($x13 + $x9, 13);
$x5 ^= self::rotate($x1 + $x13, 18);
$x14 ^= self::rotate($x10 + $x6, 7);
$x2 ^= self::rotate($x14 + $x10, 9);
$x6 ^= self::rotate($x2 + $x14, 13);
$x10 ^= self::rotate($x6 + $x2, 18);
$x3 ^= self::rotate($x15 + $x11, 7);
$x7 ^= self::rotate($x3 + $x15, 9);
$x11 ^= self::rotate($x7 + $x3, 13);
$x15 ^= self::rotate($x11 + $x7, 18);
$x1 ^= self::rotate($x0 + $x3, 7);
$x2 ^= self::rotate($x1 + $x0, 9);
$x3 ^= self::rotate($x2 + $x1, 13);
$x0 ^= self::rotate($x3 + $x2, 18);
$x6 ^= self::rotate($x5 + $x4, 7);
$x7 ^= self::rotate($x6 + $x5, 9);
$x4 ^= self::rotate($x7 + $x6, 13);
$x5 ^= self::rotate($x4 + $x7, 18);
$x11 ^= self::rotate($x10 + $x9, 7);
$x8 ^= self::rotate($x11 + $x10, 9);
$x9 ^= self::rotate($x8 + $x11, 13);
$x10 ^= self::rotate($x9 + $x8, 18);
$x12 ^= self::rotate($x15 + $x14, 7);
$x13 ^= self::rotate($x12 + $x15, 9);
$x14 ^= self::rotate($x13 + $x12, 13);
$x15 ^= self::rotate($x14 + $x13, 18);
}
return self::store32_le($x0) .
self::store32_le($x5) .
self::store32_le($x10) .
self::store32_le($x15) .
self::store32_le($x6) .
self::store32_le($x7) .
self::store32_le($x8) .
self::store32_le($x9);
}
}
<?php
if (class_exists('ParagonIE_Sodium_Core_HSalsa20', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core_HSalsa20
*/
abstract class ParagonIE_Sodium_Core_HSalsa20 extends ParagonIE_Sodium_Core_Salsa20
{
/**
* Calculate an hsalsa20 hash of a single block
*
* HSalsa20 doesn't have a counter and will never be used for more than
* one block (used to derive a subkey for xsalsa20).
*
* @internal You should not use this directly from another application
*
* @param string $in
* @param string $k
* @param string|null $c
* @return string
* @throws TypeError
*/
public static function hsalsa20($in, $k, $c = null)
{
if ($c === null) {
$x0 = 0x61707865;
$x5 = 0x3320646e;
$x10 = 0x79622d32;
$x15 = 0x6b206574;
} else {
$x0 = self::load_4(self::substr($c, 0, 4));
$x5 = self::load_4(self::substr($c, 4, 4));
$x10 = self::load_4(self::substr($c, 8, 4));
$x15 = self::load_4(self::substr($c, 12, 4));
}
$x1 = self::load_4(self::substr($k, 0, 4));
$x2 = self::load_4(self::substr($k, 4, 4));
$x3 = self::load_4(self::substr($k, 8, 4));
$x4 = self::load_4(self::substr($k, 12, 4));
$x11 = self::load_4(self::substr($k, 16, 4));
$x12 = self::load_4(self::substr($k, 20, 4));
$x13 = self::load_4(self::substr($k, 24, 4));
$x14 = self::load_4(self::substr($k, 28, 4));
$x6 = self::load_4(self::substr($in, 0, 4));
$x7 = self::load_4(self::substr($in, 4, 4));
$x8 = self::load_4(self::substr($in, 8, 4));
$x9 = self::load_4(self::substr($in, 12, 4));
for ($i = self::ROUNDS; $i > 0; $i -= 2) {
$x4 ^= self::rotate($x0 + $x12, 7);
$x8 ^= self::rotate($x4 + $x0, 9);
$x12 ^= self::rotate($x8 + $x4, 13);
$x0 ^= self::rotate($x12 + $x8, 18);
$x9 ^= self::rotate($x5 + $x1, 7);
$x13 ^= self::rotate($x9 + $x5, 9);
$x1 ^= self::rotate($x13 + $x9, 13);
$x5 ^= self::rotate($x1 + $x13, 18);
$x14 ^= self::rotate($x10 + $x6, 7);
$x2 ^= self::rotate($x14 + $x10, 9);
$x6 ^= self::rotate($x2 + $x14, 13);
$x10 ^= self::rotate($x6 + $x2, 18);
$x3 ^= self::rotate($x15 + $x11, 7);
$x7 ^= self::rotate($x3 + $x15, 9);
$x11 ^= self::rotate($x7 + $x3, 13);
$x15 ^= self::rotate($x11 + $x7, 18);
$x1 ^= self::rotate($x0 + $x3, 7);
$x2 ^= self::rotate($x1 + $x0, 9);
$x3 ^= self::rotate($x2 + $x1, 13);
$x0 ^= self::rotate($x3 + $x2, 18);
$x6 ^= self::rotate($x5 + $x4, 7);
$x7 ^= self::rotate($x6 + $x5, 9);
$x4 ^= self::rotate($x7 + $x6, 13);
$x5 ^= self::rotate($x4 + $x7, 18);
$x11 ^= self::rotate($x10 + $x9, 7);
$x8 ^= self::rotate($x11 + $x10, 9);
$x9 ^= self::rotate($x8 + $x11, 13);
$x10 ^= self::rotate($x9 + $x8, 18);
$x12 ^= self::rotate($x15 + $x14, 7);
$x13 ^= self::rotate($x12 + $x15, 9);
$x14 ^= self::rotate($x13 + $x12, 13);
$x15 ^= self::rotate($x14 + $x13, 18);
}
return self::store32_le($x0) .
self::store32_le($x5) .
self::store32_le($x10) .
self::store32_le($x15) .
self::store32_le($x6) .
self::store32_le($x7) .
self::store32_le($x8) .
self::store32_le($x9);
}
}

View File

@@ -1,63 +1,63 @@
<?php
if (class_exists('ParagonIE_Sodium_Core_Poly1305', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core_Poly1305
*/
abstract class ParagonIE_Sodium_Core_Poly1305 extends ParagonIE_Sodium_Core_Util
{
const BLOCK_SIZE = 16;
/**
* @internal You should not use this directly from another application
*
* @param string $m
* @param string $key
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function onetimeauth($m, $key)
{
if (self::strlen($key) < 32) {
throw new InvalidArgumentException(
'Key must be 32 bytes long.'
);
}
$state = new ParagonIE_Sodium_Core_Poly1305_State(
self::substr($key, 0, 32)
);
return $state
->update($m)
->finish();
}
/**
* @internal You should not use this directly from another application
*
* @param string $mac
* @param string $m
* @param string $key
* @return bool
* @throws SodiumException
* @throws TypeError
*/
public static function onetimeauth_verify($mac, $m, $key)
{
if (self::strlen($key) < 32) {
throw new InvalidArgumentException(
'Key must be 32 bytes long.'
);
}
$state = new ParagonIE_Sodium_Core_Poly1305_State(
self::substr($key, 0, 32)
);
$calc = $state
->update($m)
->finish();
return self::verify_16($calc, $mac);
}
}
<?php
if (class_exists('ParagonIE_Sodium_Core_Poly1305', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core_Poly1305
*/
abstract class ParagonIE_Sodium_Core_Poly1305 extends ParagonIE_Sodium_Core_Util
{
const BLOCK_SIZE = 16;
/**
* @internal You should not use this directly from another application
*
* @param string $m
* @param string $key
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function onetimeauth($m, $key)
{
if (self::strlen($key) < 32) {
throw new InvalidArgumentException(
'Key must be 32 bytes long.'
);
}
$state = new ParagonIE_Sodium_Core_Poly1305_State(
self::substr($key, 0, 32)
);
return $state
->update($m)
->finish();
}
/**
* @internal You should not use this directly from another application
*
* @param string $mac
* @param string $m
* @param string $key
* @return bool
* @throws SodiumException
* @throws TypeError
*/
public static function onetimeauth_verify($mac, $m, $key)
{
if (self::strlen($key) < 32) {
throw new InvalidArgumentException(
'Key must be 32 bytes long.'
);
}
$state = new ParagonIE_Sodium_Core_Poly1305_State(
self::substr($key, 0, 32)
);
$calc = $state
->update($m)
->finish();
return self::verify_16($calc, $mac);
}
}

View File

@@ -1,445 +1,445 @@
<?php
if (class_exists('ParagonIE_Sodium_Core_Poly1305_State', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core_Poly1305_State
*/
class ParagonIE_Sodium_Core_Poly1305_State extends ParagonIE_Sodium_Core_Util
{
/**
* @var array<int, int>
*/
protected $buffer = array();
/**
* @var bool
*/
protected $final = false;
/**
* @var array<int, int>
*/
public $h;
/**
* @var int
*/
protected $leftover = 0;
/**
* @var int[]
*/
public $r;
/**
* @var int[]
*/
public $pad;
/**
* ParagonIE_Sodium_Core_Poly1305_State constructor.
*
* @internal You should not use this directly from another application
*
* @param string $key
* @throws InvalidArgumentException
* @throws TypeError
*/
public function __construct($key = '')
{
if (self::strlen($key) < 32) {
throw new InvalidArgumentException(
'Poly1305 requires a 32-byte key'
);
}
/* r &= 0xffffffc0ffffffc0ffffffc0fffffff */
$this->r = array(
(int) ((self::load_4(self::substr($key, 0, 4))) & 0x3ffffff),
(int) ((self::load_4(self::substr($key, 3, 4)) >> 2) & 0x3ffff03),
(int) ((self::load_4(self::substr($key, 6, 4)) >> 4) & 0x3ffc0ff),
(int) ((self::load_4(self::substr($key, 9, 4)) >> 6) & 0x3f03fff),
(int) ((self::load_4(self::substr($key, 12, 4)) >> 8) & 0x00fffff)
);
/* h = 0 */
$this->h = array(0, 0, 0, 0, 0);
/* save pad for later */
$this->pad = array(
self::load_4(self::substr($key, 16, 4)),
self::load_4(self::substr($key, 20, 4)),
self::load_4(self::substr($key, 24, 4)),
self::load_4(self::substr($key, 28, 4)),
);
$this->leftover = 0;
$this->final = false;
}
/**
* Zero internal buffer upon destruction
*/
public function __destruct()
{
$this->r[0] ^= $this->r[0];
$this->r[1] ^= $this->r[1];
$this->r[2] ^= $this->r[2];
$this->r[3] ^= $this->r[3];
$this->r[4] ^= $this->r[4];
$this->h[0] ^= $this->h[0];
$this->h[1] ^= $this->h[1];
$this->h[2] ^= $this->h[2];
$this->h[3] ^= $this->h[3];
$this->h[4] ^= $this->h[4];
$this->pad[0] ^= $this->pad[0];
$this->pad[1] ^= $this->pad[1];
$this->pad[2] ^= $this->pad[2];
$this->pad[3] ^= $this->pad[3];
$this->leftover = 0;
$this->final = true;
}
/**
* @internal You should not use this directly from another application
*
* @param string $message
* @return self
* @throws SodiumException
* @throws TypeError
*/
public function update($message = '')
{
$bytes = self::strlen($message);
if ($bytes < 1) {
return $this;
}
/* handle leftover */
if ($this->leftover) {
$want = ParagonIE_Sodium_Core_Poly1305::BLOCK_SIZE - $this->leftover;
if ($want > $bytes) {
$want = $bytes;
}
for ($i = 0; $i < $want; ++$i) {
$mi = self::chrToInt($message[$i]);
$this->buffer[$this->leftover + $i] = $mi;
}
// We snip off the leftmost bytes.
$message = self::substr($message, $want);
$bytes = self::strlen($message);
$this->leftover += $want;
if ($this->leftover < ParagonIE_Sodium_Core_Poly1305::BLOCK_SIZE) {
// We still don't have enough to run $this->blocks()
return $this;
}
$this->blocks(
self::intArrayToString($this->buffer),
ParagonIE_Sodium_Core_Poly1305::BLOCK_SIZE
);
$this->leftover = 0;
}
/* process full blocks */
if ($bytes >= ParagonIE_Sodium_Core_Poly1305::BLOCK_SIZE) {
/** @var int $want */
$want = $bytes & ~(ParagonIE_Sodium_Core_Poly1305::BLOCK_SIZE - 1);
if ($want >= ParagonIE_Sodium_Core_Poly1305::BLOCK_SIZE) {
$block = self::substr($message, 0, $want);
if (self::strlen($block) >= ParagonIE_Sodium_Core_Poly1305::BLOCK_SIZE) {
$this->blocks($block, $want);
$message = self::substr($message, $want);
$bytes = self::strlen($message);
}
}
}
/* store leftover */
if ($bytes) {
for ($i = 0; $i < $bytes; ++$i) {
$mi = self::chrToInt($message[$i]);
$this->buffer[$this->leftover + $i] = $mi;
}
$this->leftover = (int) $this->leftover + $bytes;
}
return $this;
}
/**
* @internal You should not use this directly from another application
*
* @param string $message
* @param int $bytes
* @return self
* @throws TypeError
*/
public function blocks($message, $bytes)
{
if (self::strlen($message) < 16) {
$message = str_pad($message, 16, "\x00", STR_PAD_RIGHT);
}
/** @var int $hibit */
$hibit = $this->final ? 0 : 1 << 24; /* 1 << 128 */
$r0 = (int) $this->r[0];
$r1 = (int) $this->r[1];
$r2 = (int) $this->r[2];
$r3 = (int) $this->r[3];
$r4 = (int) $this->r[4];
$s1 = self::mul($r1, 5, 3);
$s2 = self::mul($r2, 5, 3);
$s3 = self::mul($r3, 5, 3);
$s4 = self::mul($r4, 5, 3);
$h0 = $this->h[0];
$h1 = $this->h[1];
$h2 = $this->h[2];
$h3 = $this->h[3];
$h4 = $this->h[4];
while ($bytes >= ParagonIE_Sodium_Core_Poly1305::BLOCK_SIZE) {
/* h += m[i] */
$h0 += self::load_4(self::substr($message, 0, 4)) & 0x3ffffff;
$h1 += (self::load_4(self::substr($message, 3, 4)) >> 2) & 0x3ffffff;
$h2 += (self::load_4(self::substr($message, 6, 4)) >> 4) & 0x3ffffff;
$h3 += (self::load_4(self::substr($message, 9, 4)) >> 6) & 0x3ffffff;
$h4 += (self::load_4(self::substr($message, 12, 4)) >> 8) | $hibit;
/* h *= r */
$d0 = (
self::mul($h0, $r0, 27) +
self::mul($s4, $h1, 27) +
self::mul($s3, $h2, 27) +
self::mul($s2, $h3, 27) +
self::mul($s1, $h4, 27)
);
$d1 = (
self::mul($h0, $r1, 27) +
self::mul($h1, $r0, 27) +
self::mul($s4, $h2, 27) +
self::mul($s3, $h3, 27) +
self::mul($s2, $h4, 27)
);
$d2 = (
self::mul($h0, $r2, 27) +
self::mul($h1, $r1, 27) +
self::mul($h2, $r0, 27) +
self::mul($s4, $h3, 27) +
self::mul($s3, $h4, 27)
);
$d3 = (
self::mul($h0, $r3, 27) +
self::mul($h1, $r2, 27) +
self::mul($h2, $r1, 27) +
self::mul($h3, $r0, 27) +
self::mul($s4, $h4, 27)
);
$d4 = (
self::mul($h0, $r4, 27) +
self::mul($h1, $r3, 27) +
self::mul($h2, $r2, 27) +
self::mul($h3, $r1, 27) +
self::mul($h4, $r0, 27)
);
/* (partial) h %= p */
/** @var int $c */
$c = $d0 >> 26;
/** @var int $h0 */
$h0 = $d0 & 0x3ffffff;
$d1 += $c;
/** @var int $c */
$c = $d1 >> 26;
/** @var int $h1 */
$h1 = $d1 & 0x3ffffff;
$d2 += $c;
/** @var int $c */
$c = $d2 >> 26;
/** @var int $h2 */
$h2 = $d2 & 0x3ffffff;
$d3 += $c;
/** @var int $c */
$c = $d3 >> 26;
/** @var int $h3 */
$h3 = $d3 & 0x3ffffff;
$d4 += $c;
/** @var int $c */
$c = $d4 >> 26;
/** @var int $h4 */
$h4 = $d4 & 0x3ffffff;
$h0 += (int) self::mul($c, 5, 3);
/** @var int $c */
$c = $h0 >> 26;
/** @var int $h0 */
$h0 &= 0x3ffffff;
$h1 += $c;
// Chop off the left 32 bytes.
$message = self::substr(
$message,
ParagonIE_Sodium_Core_Poly1305::BLOCK_SIZE
);
$bytes -= ParagonIE_Sodium_Core_Poly1305::BLOCK_SIZE;
}
$this->h = array(
(int) ($h0 & 0xffffffff),
(int) ($h1 & 0xffffffff),
(int) ($h2 & 0xffffffff),
(int) ($h3 & 0xffffffff),
(int) ($h4 & 0xffffffff)
);
return $this;
}
/**
* @internal You should not use this directly from another application
*
* @return string
* @throws TypeError
*/
public function finish()
{
/* process the remaining block */
if ($this->leftover) {
$i = $this->leftover;
$this->buffer[$i++] = 1;
for (; $i < ParagonIE_Sodium_Core_Poly1305::BLOCK_SIZE; ++$i) {
$this->buffer[$i] = 0;
}
$this->final = true;
$this->blocks(
self::substr(
self::intArrayToString($this->buffer),
0,
ParagonIE_Sodium_Core_Poly1305::BLOCK_SIZE
),
ParagonIE_Sodium_Core_Poly1305::BLOCK_SIZE
);
}
$h0 = (int) $this->h[0];
$h1 = (int) $this->h[1];
$h2 = (int) $this->h[2];
$h3 = (int) $this->h[3];
$h4 = (int) $this->h[4];
/** @var int $c */
$c = $h1 >> 26;
/** @var int $h1 */
$h1 &= 0x3ffffff;
/** @var int $h2 */
$h2 += $c;
/** @var int $c */
$c = $h2 >> 26;
/** @var int $h2 */
$h2 &= 0x3ffffff;
$h3 += $c;
/** @var int $c */
$c = $h3 >> 26;
$h3 &= 0x3ffffff;
$h4 += $c;
/** @var int $c */
$c = $h4 >> 26;
$h4 &= 0x3ffffff;
/** @var int $h0 */
$h0 += self::mul($c, 5, 3);
/** @var int $c */
$c = $h0 >> 26;
/** @var int $h0 */
$h0 &= 0x3ffffff;
/** @var int $h1 */
$h1 += $c;
/* compute h + -p */
/** @var int $g0 */
$g0 = $h0 + 5;
/** @var int $c */
$c = $g0 >> 26;
/** @var int $g0 */
$g0 &= 0x3ffffff;
/** @var int $g1 */
$g1 = $h1 + $c;
/** @var int $c */
$c = $g1 >> 26;
$g1 &= 0x3ffffff;
/** @var int $g2 */
$g2 = $h2 + $c;
/** @var int $c */
$c = $g2 >> 26;
/** @var int $g2 */
$g2 &= 0x3ffffff;
/** @var int $g3 */
$g3 = $h3 + $c;
/** @var int $c */
$c = $g3 >> 26;
/** @var int $g3 */
$g3 &= 0x3ffffff;
/** @var int $g4 */
$g4 = ($h4 + $c - (1 << 26)) & 0xffffffff;
/* select h if h < p, or h + -p if h >= p */
/** @var int $mask */
$mask = ($g4 >> 31) - 1;
$g0 &= $mask;
$g1 &= $mask;
$g2 &= $mask;
$g3 &= $mask;
$g4 &= $mask;
/** @var int $mask */
$mask = ~$mask & 0xffffffff;
/** @var int $h0 */
$h0 = ($h0 & $mask) | $g0;
/** @var int $h1 */
$h1 = ($h1 & $mask) | $g1;
/** @var int $h2 */
$h2 = ($h2 & $mask) | $g2;
/** @var int $h3 */
$h3 = ($h3 & $mask) | $g3;
/** @var int $h4 */
$h4 = ($h4 & $mask) | $g4;
/* h = h % (2^128) */
/** @var int $h0 */
$h0 = (($h0) | ($h1 << 26)) & 0xffffffff;
/** @var int $h1 */
$h1 = (($h1 >> 6) | ($h2 << 20)) & 0xffffffff;
/** @var int $h2 */
$h2 = (($h2 >> 12) | ($h3 << 14)) & 0xffffffff;
/** @var int $h3 */
$h3 = (($h3 >> 18) | ($h4 << 8)) & 0xffffffff;
/* mac = (h + pad) % (2^128) */
$f = (int) ($h0 + $this->pad[0]);
$h0 = (int) $f;
$f = (int) ($h1 + $this->pad[1] + ($f >> 32));
$h1 = (int) $f;
$f = (int) ($h2 + $this->pad[2] + ($f >> 32));
$h2 = (int) $f;
$f = (int) ($h3 + $this->pad[3] + ($f >> 32));
$h3 = (int) $f;
return self::store32_le($h0 & 0xffffffff) .
self::store32_le($h1 & 0xffffffff) .
self::store32_le($h2 & 0xffffffff) .
self::store32_le($h3 & 0xffffffff);
}
}
<?php
if (class_exists('ParagonIE_Sodium_Core_Poly1305_State', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core_Poly1305_State
*/
class ParagonIE_Sodium_Core_Poly1305_State extends ParagonIE_Sodium_Core_Util
{
/**
* @var array<int, int>
*/
protected $buffer = array();
/**
* @var bool
*/
protected $final = false;
/**
* @var array<int, int>
*/
public $h;
/**
* @var int
*/
protected $leftover = 0;
/**
* @var int[]
*/
public $r;
/**
* @var int[]
*/
public $pad;
/**
* ParagonIE_Sodium_Core_Poly1305_State constructor.
*
* @internal You should not use this directly from another application
*
* @param string $key
* @throws InvalidArgumentException
* @throws TypeError
*/
public function __construct($key = '')
{
if (self::strlen($key) < 32) {
throw new InvalidArgumentException(
'Poly1305 requires a 32-byte key'
);
}
/* r &= 0xffffffc0ffffffc0ffffffc0fffffff */
$this->r = array(
(int) ((self::load_4(self::substr($key, 0, 4))) & 0x3ffffff),
(int) ((self::load_4(self::substr($key, 3, 4)) >> 2) & 0x3ffff03),
(int) ((self::load_4(self::substr($key, 6, 4)) >> 4) & 0x3ffc0ff),
(int) ((self::load_4(self::substr($key, 9, 4)) >> 6) & 0x3f03fff),
(int) ((self::load_4(self::substr($key, 12, 4)) >> 8) & 0x00fffff)
);
/* h = 0 */
$this->h = array(0, 0, 0, 0, 0);
/* save pad for later */
$this->pad = array(
self::load_4(self::substr($key, 16, 4)),
self::load_4(self::substr($key, 20, 4)),
self::load_4(self::substr($key, 24, 4)),
self::load_4(self::substr($key, 28, 4)),
);
$this->leftover = 0;
$this->final = false;
}
/**
* Zero internal buffer upon destruction
*/
public function __destruct()
{
$this->r[0] ^= $this->r[0];
$this->r[1] ^= $this->r[1];
$this->r[2] ^= $this->r[2];
$this->r[3] ^= $this->r[3];
$this->r[4] ^= $this->r[4];
$this->h[0] ^= $this->h[0];
$this->h[1] ^= $this->h[1];
$this->h[2] ^= $this->h[2];
$this->h[3] ^= $this->h[3];
$this->h[4] ^= $this->h[4];
$this->pad[0] ^= $this->pad[0];
$this->pad[1] ^= $this->pad[1];
$this->pad[2] ^= $this->pad[2];
$this->pad[3] ^= $this->pad[3];
$this->leftover = 0;
$this->final = true;
}
/**
* @internal You should not use this directly from another application
*
* @param string $message
* @return self
* @throws SodiumException
* @throws TypeError
*/
public function update($message = '')
{
$bytes = self::strlen($message);
if ($bytes < 1) {
return $this;
}
/* handle leftover */
if ($this->leftover) {
$want = ParagonIE_Sodium_Core_Poly1305::BLOCK_SIZE - $this->leftover;
if ($want > $bytes) {
$want = $bytes;
}
for ($i = 0; $i < $want; ++$i) {
$mi = self::chrToInt($message[$i]);
$this->buffer[$this->leftover + $i] = $mi;
}
// We snip off the leftmost bytes.
$message = self::substr($message, $want);
$bytes = self::strlen($message);
$this->leftover += $want;
if ($this->leftover < ParagonIE_Sodium_Core_Poly1305::BLOCK_SIZE) {
// We still don't have enough to run $this->blocks()
return $this;
}
$this->blocks(
self::intArrayToString($this->buffer),
ParagonIE_Sodium_Core_Poly1305::BLOCK_SIZE
);
$this->leftover = 0;
}
/* process full blocks */
if ($bytes >= ParagonIE_Sodium_Core_Poly1305::BLOCK_SIZE) {
/** @var int $want */
$want = $bytes & ~(ParagonIE_Sodium_Core_Poly1305::BLOCK_SIZE - 1);
if ($want >= ParagonIE_Sodium_Core_Poly1305::BLOCK_SIZE) {
$block = self::substr($message, 0, $want);
if (self::strlen($block) >= ParagonIE_Sodium_Core_Poly1305::BLOCK_SIZE) {
$this->blocks($block, $want);
$message = self::substr($message, $want);
$bytes = self::strlen($message);
}
}
}
/* store leftover */
if ($bytes) {
for ($i = 0; $i < $bytes; ++$i) {
$mi = self::chrToInt($message[$i]);
$this->buffer[$this->leftover + $i] = $mi;
}
$this->leftover = (int) $this->leftover + $bytes;
}
return $this;
}
/**
* @internal You should not use this directly from another application
*
* @param string $message
* @param int $bytes
* @return self
* @throws TypeError
*/
public function blocks($message, $bytes)
{
if (self::strlen($message) < 16) {
$message = str_pad($message, 16, "\x00", STR_PAD_RIGHT);
}
/** @var int $hibit */
$hibit = $this->final ? 0 : 1 << 24; /* 1 << 128 */
$r0 = (int) $this->r[0];
$r1 = (int) $this->r[1];
$r2 = (int) $this->r[2];
$r3 = (int) $this->r[3];
$r4 = (int) $this->r[4];
$s1 = self::mul($r1, 5, 3);
$s2 = self::mul($r2, 5, 3);
$s3 = self::mul($r3, 5, 3);
$s4 = self::mul($r4, 5, 3);
$h0 = $this->h[0];
$h1 = $this->h[1];
$h2 = $this->h[2];
$h3 = $this->h[3];
$h4 = $this->h[4];
while ($bytes >= ParagonIE_Sodium_Core_Poly1305::BLOCK_SIZE) {
/* h += m[i] */
$h0 += self::load_4(self::substr($message, 0, 4)) & 0x3ffffff;
$h1 += (self::load_4(self::substr($message, 3, 4)) >> 2) & 0x3ffffff;
$h2 += (self::load_4(self::substr($message, 6, 4)) >> 4) & 0x3ffffff;
$h3 += (self::load_4(self::substr($message, 9, 4)) >> 6) & 0x3ffffff;
$h4 += (self::load_4(self::substr($message, 12, 4)) >> 8) | $hibit;
/* h *= r */
$d0 = (
self::mul($h0, $r0, 27) +
self::mul($s4, $h1, 27) +
self::mul($s3, $h2, 27) +
self::mul($s2, $h3, 27) +
self::mul($s1, $h4, 27)
);
$d1 = (
self::mul($h0, $r1, 27) +
self::mul($h1, $r0, 27) +
self::mul($s4, $h2, 27) +
self::mul($s3, $h3, 27) +
self::mul($s2, $h4, 27)
);
$d2 = (
self::mul($h0, $r2, 27) +
self::mul($h1, $r1, 27) +
self::mul($h2, $r0, 27) +
self::mul($s4, $h3, 27) +
self::mul($s3, $h4, 27)
);
$d3 = (
self::mul($h0, $r3, 27) +
self::mul($h1, $r2, 27) +
self::mul($h2, $r1, 27) +
self::mul($h3, $r0, 27) +
self::mul($s4, $h4, 27)
);
$d4 = (
self::mul($h0, $r4, 27) +
self::mul($h1, $r3, 27) +
self::mul($h2, $r2, 27) +
self::mul($h3, $r1, 27) +
self::mul($h4, $r0, 27)
);
/* (partial) h %= p */
/** @var int $c */
$c = $d0 >> 26;
/** @var int $h0 */
$h0 = $d0 & 0x3ffffff;
$d1 += $c;
/** @var int $c */
$c = $d1 >> 26;
/** @var int $h1 */
$h1 = $d1 & 0x3ffffff;
$d2 += $c;
/** @var int $c */
$c = $d2 >> 26;
/** @var int $h2 */
$h2 = $d2 & 0x3ffffff;
$d3 += $c;
/** @var int $c */
$c = $d3 >> 26;
/** @var int $h3 */
$h3 = $d3 & 0x3ffffff;
$d4 += $c;
/** @var int $c */
$c = $d4 >> 26;
/** @var int $h4 */
$h4 = $d4 & 0x3ffffff;
$h0 += (int) self::mul($c, 5, 3);
/** @var int $c */
$c = $h0 >> 26;
/** @var int $h0 */
$h0 &= 0x3ffffff;
$h1 += $c;
// Chop off the left 32 bytes.
$message = self::substr(
$message,
ParagonIE_Sodium_Core_Poly1305::BLOCK_SIZE
);
$bytes -= ParagonIE_Sodium_Core_Poly1305::BLOCK_SIZE;
}
$this->h = array(
(int) ($h0 & 0xffffffff),
(int) ($h1 & 0xffffffff),
(int) ($h2 & 0xffffffff),
(int) ($h3 & 0xffffffff),
(int) ($h4 & 0xffffffff)
);
return $this;
}
/**
* @internal You should not use this directly from another application
*
* @return string
* @throws TypeError
*/
public function finish()
{
/* process the remaining block */
if ($this->leftover) {
$i = $this->leftover;
$this->buffer[$i++] = 1;
for (; $i < ParagonIE_Sodium_Core_Poly1305::BLOCK_SIZE; ++$i) {
$this->buffer[$i] = 0;
}
$this->final = true;
$this->blocks(
self::substr(
self::intArrayToString($this->buffer),
0,
ParagonIE_Sodium_Core_Poly1305::BLOCK_SIZE
),
ParagonIE_Sodium_Core_Poly1305::BLOCK_SIZE
);
}
$h0 = (int) $this->h[0];
$h1 = (int) $this->h[1];
$h2 = (int) $this->h[2];
$h3 = (int) $this->h[3];
$h4 = (int) $this->h[4];
/** @var int $c */
$c = $h1 >> 26;
/** @var int $h1 */
$h1 &= 0x3ffffff;
/** @var int $h2 */
$h2 += $c;
/** @var int $c */
$c = $h2 >> 26;
/** @var int $h2 */
$h2 &= 0x3ffffff;
$h3 += $c;
/** @var int $c */
$c = $h3 >> 26;
$h3 &= 0x3ffffff;
$h4 += $c;
/** @var int $c */
$c = $h4 >> 26;
$h4 &= 0x3ffffff;
/** @var int $h0 */
$h0 += self::mul($c, 5, 3);
/** @var int $c */
$c = $h0 >> 26;
/** @var int $h0 */
$h0 &= 0x3ffffff;
/** @var int $h1 */
$h1 += $c;
/* compute h + -p */
/** @var int $g0 */
$g0 = $h0 + 5;
/** @var int $c */
$c = $g0 >> 26;
/** @var int $g0 */
$g0 &= 0x3ffffff;
/** @var int $g1 */
$g1 = $h1 + $c;
/** @var int $c */
$c = $g1 >> 26;
$g1 &= 0x3ffffff;
/** @var int $g2 */
$g2 = $h2 + $c;
/** @var int $c */
$c = $g2 >> 26;
/** @var int $g2 */
$g2 &= 0x3ffffff;
/** @var int $g3 */
$g3 = $h3 + $c;
/** @var int $c */
$c = $g3 >> 26;
/** @var int $g3 */
$g3 &= 0x3ffffff;
/** @var int $g4 */
$g4 = ($h4 + $c - (1 << 26)) & 0xffffffff;
/* select h if h < p, or h + -p if h >= p */
/** @var int $mask */
$mask = ($g4 >> 31) - 1;
$g0 &= $mask;
$g1 &= $mask;
$g2 &= $mask;
$g3 &= $mask;
$g4 &= $mask;
/** @var int $mask */
$mask = ~$mask & 0xffffffff;
/** @var int $h0 */
$h0 = ($h0 & $mask) | $g0;
/** @var int $h1 */
$h1 = ($h1 & $mask) | $g1;
/** @var int $h2 */
$h2 = ($h2 & $mask) | $g2;
/** @var int $h3 */
$h3 = ($h3 & $mask) | $g3;
/** @var int $h4 */
$h4 = ($h4 & $mask) | $g4;
/* h = h % (2^128) */
/** @var int $h0 */
$h0 = (($h0) | ($h1 << 26)) & 0xffffffff;
/** @var int $h1 */
$h1 = (($h1 >> 6) | ($h2 << 20)) & 0xffffffff;
/** @var int $h2 */
$h2 = (($h2 >> 12) | ($h3 << 14)) & 0xffffffff;
/** @var int $h3 */
$h3 = (($h3 >> 18) | ($h4 << 8)) & 0xffffffff;
/* mac = (h + pad) % (2^128) */
$f = (int) ($h0 + $this->pad[0]);
$h0 = (int) $f;
$f = (int) ($h1 + $this->pad[1] + ($f >> 32));
$h1 = (int) $f;
$f = (int) ($h2 + $this->pad[2] + ($f >> 32));
$h2 = (int) $f;
$f = (int) ($h3 + $this->pad[3] + ($f >> 32));
$h3 = (int) $f;
return self::store32_le($h0 & 0xffffffff) .
self::store32_le($h1 & 0xffffffff) .
self::store32_le($h2 & 0xffffffff) .
self::store32_le($h3 & 0xffffffff);
}
}

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@@ -1,273 +1,273 @@
<?php
if (class_exists('ParagonIE_Sodium_Core_Salsa20', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core_Salsa20
*/
abstract class ParagonIE_Sodium_Core_Salsa20 extends ParagonIE_Sodium_Core_Util
{
const ROUNDS = 20;
/**
* Calculate an salsa20 hash of a single block
*
* @internal You should not use this directly from another application
*
* @param string $in
* @param string $k
* @param string|null $c
* @return string
* @throws TypeError
*/
public static function core_salsa20($in, $k, $c = null)
{
if (self::strlen($k) < 32) {
throw new RangeException('Key must be 32 bytes long');
}
if ($c === null) {
$j0 = $x0 = 0x61707865;
$j5 = $x5 = 0x3320646e;
$j10 = $x10 = 0x79622d32;
$j15 = $x15 = 0x6b206574;
} else {
$j0 = $x0 = self::load_4(self::substr($c, 0, 4));
$j5 = $x5 = self::load_4(self::substr($c, 4, 4));
$j10 = $x10 = self::load_4(self::substr($c, 8, 4));
$j15 = $x15 = self::load_4(self::substr($c, 12, 4));
}
$j1 = $x1 = self::load_4(self::substr($k, 0, 4));
$j2 = $x2 = self::load_4(self::substr($k, 4, 4));
$j3 = $x3 = self::load_4(self::substr($k, 8, 4));
$j4 = $x4 = self::load_4(self::substr($k, 12, 4));
$j6 = $x6 = self::load_4(self::substr($in, 0, 4));
$j7 = $x7 = self::load_4(self::substr($in, 4, 4));
$j8 = $x8 = self::load_4(self::substr($in, 8, 4));
$j9 = $x9 = self::load_4(self::substr($in, 12, 4));
$j11 = $x11 = self::load_4(self::substr($k, 16, 4));
$j12 = $x12 = self::load_4(self::substr($k, 20, 4));
$j13 = $x13 = self::load_4(self::substr($k, 24, 4));
$j14 = $x14 = self::load_4(self::substr($k, 28, 4));
for ($i = self::ROUNDS; $i > 0; $i -= 2) {
$x4 ^= self::rotate($x0 + $x12, 7);
$x8 ^= self::rotate($x4 + $x0, 9);
$x12 ^= self::rotate($x8 + $x4, 13);
$x0 ^= self::rotate($x12 + $x8, 18);
$x9 ^= self::rotate($x5 + $x1, 7);
$x13 ^= self::rotate($x9 + $x5, 9);
$x1 ^= self::rotate($x13 + $x9, 13);
$x5 ^= self::rotate($x1 + $x13, 18);
$x14 ^= self::rotate($x10 + $x6, 7);
$x2 ^= self::rotate($x14 + $x10, 9);
$x6 ^= self::rotate($x2 + $x14, 13);
$x10 ^= self::rotate($x6 + $x2, 18);
$x3 ^= self::rotate($x15 + $x11, 7);
$x7 ^= self::rotate($x3 + $x15, 9);
$x11 ^= self::rotate($x7 + $x3, 13);
$x15 ^= self::rotate($x11 + $x7, 18);
$x1 ^= self::rotate($x0 + $x3, 7);
$x2 ^= self::rotate($x1 + $x0, 9);
$x3 ^= self::rotate($x2 + $x1, 13);
$x0 ^= self::rotate($x3 + $x2, 18);
$x6 ^= self::rotate($x5 + $x4, 7);
$x7 ^= self::rotate($x6 + $x5, 9);
$x4 ^= self::rotate($x7 + $x6, 13);
$x5 ^= self::rotate($x4 + $x7, 18);
$x11 ^= self::rotate($x10 + $x9, 7);
$x8 ^= self::rotate($x11 + $x10, 9);
$x9 ^= self::rotate($x8 + $x11, 13);
$x10 ^= self::rotate($x9 + $x8, 18);
$x12 ^= self::rotate($x15 + $x14, 7);
$x13 ^= self::rotate($x12 + $x15, 9);
$x14 ^= self::rotate($x13 + $x12, 13);
$x15 ^= self::rotate($x14 + $x13, 18);
}
$x0 += $j0;
$x1 += $j1;
$x2 += $j2;
$x3 += $j3;
$x4 += $j4;
$x5 += $j5;
$x6 += $j6;
$x7 += $j7;
$x8 += $j8;
$x9 += $j9;
$x10 += $j10;
$x11 += $j11;
$x12 += $j12;
$x13 += $j13;
$x14 += $j14;
$x15 += $j15;
return self::store32_le($x0) .
self::store32_le($x1) .
self::store32_le($x2) .
self::store32_le($x3) .
self::store32_le($x4) .
self::store32_le($x5) .
self::store32_le($x6) .
self::store32_le($x7) .
self::store32_le($x8) .
self::store32_le($x9) .
self::store32_le($x10) .
self::store32_le($x11) .
self::store32_le($x12) .
self::store32_le($x13) .
self::store32_le($x14) .
self::store32_le($x15);
}
/**
* @internal You should not use this directly from another application
*
* @param int $len
* @param string $nonce
* @param string $key
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function salsa20($len, $nonce, $key)
{
if (self::strlen($key) !== 32) {
throw new RangeException('Key must be 32 bytes long');
}
$kcopy = '' . $key;
$in = self::substr($nonce, 0, 8) . str_repeat("\0", 8);
$c = '';
while ($len >= 64) {
$c .= self::core_salsa20($in, $kcopy, null);
$u = 1;
// Internal counter.
for ($i = 8; $i < 16; ++$i) {
$u += self::chrToInt($in[$i]);
$in[$i] = self::intToChr($u & 0xff);
$u >>= 8;
}
$len -= 64;
}
if ($len > 0) {
$c .= self::substr(
self::core_salsa20($in, $kcopy, null),
0,
$len
);
}
try {
ParagonIE_Sodium_Compat::memzero($kcopy);
} catch (SodiumException $ex) {
$kcopy = null;
}
return $c;
}
/**
* @internal You should not use this directly from another application
*
* @param string $m
* @param string $n
* @param int $ic
* @param string $k
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function salsa20_xor_ic($m, $n, $ic, $k)
{
$mlen = self::strlen($m);
if ($mlen < 1) {
return '';
}
$kcopy = self::substr($k, 0, 32);
$in = self::substr($n, 0, 8);
// Initialize the counter
$in .= ParagonIE_Sodium_Core_Util::store64_le($ic);
$c = '';
while ($mlen >= 64) {
$block = self::core_salsa20($in, $kcopy, null);
$c .= self::xorStrings(
self::substr($m, 0, 64),
self::substr($block, 0, 64)
);
$u = 1;
for ($i = 8; $i < 16; ++$i) {
$u += self::chrToInt($in[$i]);
$in[$i] = self::intToChr($u & 0xff);
$u >>= 8;
}
$mlen -= 64;
$m = self::substr($m, 64);
}
if ($mlen) {
$block = self::core_salsa20($in, $kcopy, null);
$c .= self::xorStrings(
self::substr($m, 0, $mlen),
self::substr($block, 0, $mlen)
);
}
try {
ParagonIE_Sodium_Compat::memzero($block);
ParagonIE_Sodium_Compat::memzero($kcopy);
} catch (SodiumException $ex) {
$block = null;
$kcopy = null;
}
return $c;
}
/**
* @internal You should not use this directly from another application
*
* @param string $message
* @param string $nonce
* @param string $key
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function salsa20_xor($message, $nonce, $key)
{
return self::xorStrings(
$message,
self::salsa20(
self::strlen($message),
$nonce,
$key
)
);
}
/**
* @internal You should not use this directly from another application
*
* @param int $u
* @param int $c
* @return int
*/
public static function rotate($u, $c)
{
$u &= 0xffffffff;
$c %= 32;
return (int) (0xffffffff & (
($u << $c)
|
($u >> (32 - $c))
)
);
}
}
<?php
if (class_exists('ParagonIE_Sodium_Core_Salsa20', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core_Salsa20
*/
abstract class ParagonIE_Sodium_Core_Salsa20 extends ParagonIE_Sodium_Core_Util
{
const ROUNDS = 20;
/**
* Calculate an salsa20 hash of a single block
*
* @internal You should not use this directly from another application
*
* @param string $in
* @param string $k
* @param string|null $c
* @return string
* @throws TypeError
*/
public static function core_salsa20($in, $k, $c = null)
{
if (self::strlen($k) < 32) {
throw new RangeException('Key must be 32 bytes long');
}
if ($c === null) {
$j0 = $x0 = 0x61707865;
$j5 = $x5 = 0x3320646e;
$j10 = $x10 = 0x79622d32;
$j15 = $x15 = 0x6b206574;
} else {
$j0 = $x0 = self::load_4(self::substr($c, 0, 4));
$j5 = $x5 = self::load_4(self::substr($c, 4, 4));
$j10 = $x10 = self::load_4(self::substr($c, 8, 4));
$j15 = $x15 = self::load_4(self::substr($c, 12, 4));
}
$j1 = $x1 = self::load_4(self::substr($k, 0, 4));
$j2 = $x2 = self::load_4(self::substr($k, 4, 4));
$j3 = $x3 = self::load_4(self::substr($k, 8, 4));
$j4 = $x4 = self::load_4(self::substr($k, 12, 4));
$j6 = $x6 = self::load_4(self::substr($in, 0, 4));
$j7 = $x7 = self::load_4(self::substr($in, 4, 4));
$j8 = $x8 = self::load_4(self::substr($in, 8, 4));
$j9 = $x9 = self::load_4(self::substr($in, 12, 4));
$j11 = $x11 = self::load_4(self::substr($k, 16, 4));
$j12 = $x12 = self::load_4(self::substr($k, 20, 4));
$j13 = $x13 = self::load_4(self::substr($k, 24, 4));
$j14 = $x14 = self::load_4(self::substr($k, 28, 4));
for ($i = self::ROUNDS; $i > 0; $i -= 2) {
$x4 ^= self::rotate($x0 + $x12, 7);
$x8 ^= self::rotate($x4 + $x0, 9);
$x12 ^= self::rotate($x8 + $x4, 13);
$x0 ^= self::rotate($x12 + $x8, 18);
$x9 ^= self::rotate($x5 + $x1, 7);
$x13 ^= self::rotate($x9 + $x5, 9);
$x1 ^= self::rotate($x13 + $x9, 13);
$x5 ^= self::rotate($x1 + $x13, 18);
$x14 ^= self::rotate($x10 + $x6, 7);
$x2 ^= self::rotate($x14 + $x10, 9);
$x6 ^= self::rotate($x2 + $x14, 13);
$x10 ^= self::rotate($x6 + $x2, 18);
$x3 ^= self::rotate($x15 + $x11, 7);
$x7 ^= self::rotate($x3 + $x15, 9);
$x11 ^= self::rotate($x7 + $x3, 13);
$x15 ^= self::rotate($x11 + $x7, 18);
$x1 ^= self::rotate($x0 + $x3, 7);
$x2 ^= self::rotate($x1 + $x0, 9);
$x3 ^= self::rotate($x2 + $x1, 13);
$x0 ^= self::rotate($x3 + $x2, 18);
$x6 ^= self::rotate($x5 + $x4, 7);
$x7 ^= self::rotate($x6 + $x5, 9);
$x4 ^= self::rotate($x7 + $x6, 13);
$x5 ^= self::rotate($x4 + $x7, 18);
$x11 ^= self::rotate($x10 + $x9, 7);
$x8 ^= self::rotate($x11 + $x10, 9);
$x9 ^= self::rotate($x8 + $x11, 13);
$x10 ^= self::rotate($x9 + $x8, 18);
$x12 ^= self::rotate($x15 + $x14, 7);
$x13 ^= self::rotate($x12 + $x15, 9);
$x14 ^= self::rotate($x13 + $x12, 13);
$x15 ^= self::rotate($x14 + $x13, 18);
}
$x0 += $j0;
$x1 += $j1;
$x2 += $j2;
$x3 += $j3;
$x4 += $j4;
$x5 += $j5;
$x6 += $j6;
$x7 += $j7;
$x8 += $j8;
$x9 += $j9;
$x10 += $j10;
$x11 += $j11;
$x12 += $j12;
$x13 += $j13;
$x14 += $j14;
$x15 += $j15;
return self::store32_le($x0) .
self::store32_le($x1) .
self::store32_le($x2) .
self::store32_le($x3) .
self::store32_le($x4) .
self::store32_le($x5) .
self::store32_le($x6) .
self::store32_le($x7) .
self::store32_le($x8) .
self::store32_le($x9) .
self::store32_le($x10) .
self::store32_le($x11) .
self::store32_le($x12) .
self::store32_le($x13) .
self::store32_le($x14) .
self::store32_le($x15);
}
/**
* @internal You should not use this directly from another application
*
* @param int $len
* @param string $nonce
* @param string $key
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function salsa20($len, $nonce, $key)
{
if (self::strlen($key) !== 32) {
throw new RangeException('Key must be 32 bytes long');
}
$kcopy = '' . $key;
$in = self::substr($nonce, 0, 8) . str_repeat("\0", 8);
$c = '';
while ($len >= 64) {
$c .= self::core_salsa20($in, $kcopy, null);
$u = 1;
// Internal counter.
for ($i = 8; $i < 16; ++$i) {
$u += self::chrToInt($in[$i]);
$in[$i] = self::intToChr($u & 0xff);
$u >>= 8;
}
$len -= 64;
}
if ($len > 0) {
$c .= self::substr(
self::core_salsa20($in, $kcopy, null),
0,
$len
);
}
try {
ParagonIE_Sodium_Compat::memzero($kcopy);
} catch (SodiumException $ex) {
$kcopy = null;
}
return $c;
}
/**
* @internal You should not use this directly from another application
*
* @param string $m
* @param string $n
* @param int $ic
* @param string $k
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function salsa20_xor_ic($m, $n, $ic, $k)
{
$mlen = self::strlen($m);
if ($mlen < 1) {
return '';
}
$kcopy = self::substr($k, 0, 32);
$in = self::substr($n, 0, 8);
// Initialize the counter
$in .= ParagonIE_Sodium_Core_Util::store64_le($ic);
$c = '';
while ($mlen >= 64) {
$block = self::core_salsa20($in, $kcopy, null);
$c .= self::xorStrings(
self::substr($m, 0, 64),
self::substr($block, 0, 64)
);
$u = 1;
for ($i = 8; $i < 16; ++$i) {
$u += self::chrToInt($in[$i]);
$in[$i] = self::intToChr($u & 0xff);
$u >>= 8;
}
$mlen -= 64;
$m = self::substr($m, 64);
}
if ($mlen) {
$block = self::core_salsa20($in, $kcopy, null);
$c .= self::xorStrings(
self::substr($m, 0, $mlen),
self::substr($block, 0, $mlen)
);
}
try {
ParagonIE_Sodium_Compat::memzero($block);
ParagonIE_Sodium_Compat::memzero($kcopy);
} catch (SodiumException $ex) {
$block = null;
$kcopy = null;
}
return $c;
}
/**
* @internal You should not use this directly from another application
*
* @param string $message
* @param string $nonce
* @param string $key
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function salsa20_xor($message, $nonce, $key)
{
return self::xorStrings(
$message,
self::salsa20(
self::strlen($message),
$nonce,
$key
)
);
}
/**
* @internal You should not use this directly from another application
*
* @param int $u
* @param int $c
* @return int
*/
public static function rotate($u, $c)
{
$u &= 0xffffffff;
$c %= 32;
return (int) (0xffffffff & (
($u << $c)
|
($u >> (32 - $c))
)
);
}
}

View File

@@ -1,163 +1,163 @@
<?php
/**
* Class ParagonIE_Sodium_Core_SecretStream_State
*/
class ParagonIE_Sodium_Core_SecretStream_State
{
/** @var string $key */
protected $key;
/** @var int $counter */
protected $counter;
/** @var string $nonce */
protected $nonce;
/** @var string $_pad */
protected $_pad;
/**
* ParagonIE_Sodium_Core_SecretStream_State constructor.
* @param string $key
* @param string|null $nonce
*/
public function __construct($key, $nonce = null)
{
$this->key = $key;
$this->counter = 1;
if (is_null($nonce)) {
$nonce = str_repeat("\0", 12);
}
$this->nonce = str_pad($nonce, 12, "\0", STR_PAD_RIGHT);;
$this->_pad = str_repeat("\0", 4);
}
/**
* @return self
*/
public function counterReset()
{
$this->counter = 1;
$this->_pad = str_repeat("\0", 4);
return $this;
}
/**
* @return string
*/
public function getKey()
{
return $this->key;
}
/**
* @return string
*/
public function getCounter()
{
return ParagonIE_Sodium_Core_Util::store32_le($this->counter);
}
/**
* @return string
*/
public function getNonce()
{
if (!is_string($this->nonce)) {
$this->nonce = str_repeat("\0", 12);
}
if (ParagonIE_Sodium_Core_Util::strlen($this->nonce) !== 12) {
$this->nonce = str_pad($this->nonce, 12, "\0", STR_PAD_RIGHT);
}
return $this->nonce;
}
/**
* @return string
*/
public function getCombinedNonce()
{
return $this->getCounter() .
ParagonIE_Sodium_Core_Util::substr($this->getNonce(), 0, 8);
}
/**
* @return self
*/
public function incrementCounter()
{
++$this->counter;
return $this;
}
/**
* @return bool
*/
public function needsRekey()
{
return ($this->counter & 0xffff) === 0;
}
/**
* @param string $newKeyAndNonce
* @return self
*/
public function rekey($newKeyAndNonce)
{
$this->key = ParagonIE_Sodium_Core_Util::substr($newKeyAndNonce, 0, 32);
$this->nonce = str_pad(
ParagonIE_Sodium_Core_Util::substr($newKeyAndNonce, 32),
12,
"\0",
STR_PAD_RIGHT
);
return $this;
}
/**
* @param string $str
* @return self
*/
public function xorNonce($str)
{
$this->nonce = ParagonIE_Sodium_Core_Util::xorStrings(
$this->getNonce(),
str_pad(
ParagonIE_Sodium_Core_Util::substr($str, 0, 8),
12,
"\0",
STR_PAD_RIGHT
)
);
return $this;
}
/**
* @param string $string
* @return self
*/
public static function fromString($string)
{
$state = new ParagonIE_Sodium_Core_SecretStream_State(
ParagonIE_Sodium_Core_Util::substr($string, 0, 32)
);
$state->counter = ParagonIE_Sodium_Core_Util::load_4(
ParagonIE_Sodium_Core_Util::substr($string, 32, 4)
);
$state->nonce = ParagonIE_Sodium_Core_Util::substr($string, 36, 12);
$state->_pad = ParagonIE_Sodium_Core_Util::substr($string, 48, 8);
return $state;
}
/**
* @return string
*/
public function toString()
{
return $this->key .
$this->getCounter() .
$this->nonce .
$this->_pad;
}
}
<?php
/**
* Class ParagonIE_Sodium_Core_SecretStream_State
*/
class ParagonIE_Sodium_Core_SecretStream_State
{
/** @var string $key */
protected $key;
/** @var int $counter */
protected $counter;
/** @var string $nonce */
protected $nonce;
/** @var string $_pad */
protected $_pad;
/**
* ParagonIE_Sodium_Core_SecretStream_State constructor.
* @param string $key
* @param string|null $nonce
*/
public function __construct($key, $nonce = null)
{
$this->key = $key;
$this->counter = 1;
if (is_null($nonce)) {
$nonce = str_repeat("\0", 12);
}
$this->nonce = str_pad($nonce, 12, "\0", STR_PAD_RIGHT);;
$this->_pad = str_repeat("\0", 4);
}
/**
* @return self
*/
public function counterReset()
{
$this->counter = 1;
$this->_pad = str_repeat("\0", 4);
return $this;
}
/**
* @return string
*/
public function getKey()
{
return $this->key;
}
/**
* @return string
*/
public function getCounter()
{
return ParagonIE_Sodium_Core_Util::store32_le($this->counter);
}
/**
* @return string
*/
public function getNonce()
{
if (!is_string($this->nonce)) {
$this->nonce = str_repeat("\0", 12);
}
if (ParagonIE_Sodium_Core_Util::strlen($this->nonce) !== 12) {
$this->nonce = str_pad($this->nonce, 12, "\0", STR_PAD_RIGHT);
}
return $this->nonce;
}
/**
* @return string
*/
public function getCombinedNonce()
{
return $this->getCounter() .
ParagonIE_Sodium_Core_Util::substr($this->getNonce(), 0, 8);
}
/**
* @return self
*/
public function incrementCounter()
{
++$this->counter;
return $this;
}
/**
* @return bool
*/
public function needsRekey()
{
return ($this->counter & 0xffff) === 0;
}
/**
* @param string $newKeyAndNonce
* @return self
*/
public function rekey($newKeyAndNonce)
{
$this->key = ParagonIE_Sodium_Core_Util::substr($newKeyAndNonce, 0, 32);
$this->nonce = str_pad(
ParagonIE_Sodium_Core_Util::substr($newKeyAndNonce, 32),
12,
"\0",
STR_PAD_RIGHT
);
return $this;
}
/**
* @param string $str
* @return self
*/
public function xorNonce($str)
{
$this->nonce = ParagonIE_Sodium_Core_Util::xorStrings(
$this->getNonce(),
str_pad(
ParagonIE_Sodium_Core_Util::substr($str, 0, 8),
12,
"\0",
STR_PAD_RIGHT
)
);
return $this;
}
/**
* @param string $string
* @return self
*/
public static function fromString($string)
{
$state = new ParagonIE_Sodium_Core_SecretStream_State(
ParagonIE_Sodium_Core_Util::substr($string, 0, 32)
);
$state->counter = ParagonIE_Sodium_Core_Util::load_4(
ParagonIE_Sodium_Core_Util::substr($string, 32, 4)
);
$state->nonce = ParagonIE_Sodium_Core_Util::substr($string, 36, 12);
$state->_pad = ParagonIE_Sodium_Core_Util::substr($string, 48, 8);
return $state;
}
/**
* @return string
*/
public function toString()
{
return $this->key .
$this->getCounter() .
$this->nonce .
$this->_pad;
}
}

View File

@@ -1,306 +1,306 @@
<?php
if (class_exists('ParagonIE_Sodium_Core_SipHash', false)) {
return;
}
/**
* Class ParagonIE_SodiumCompat_Core_SipHash
*
* Only uses 32-bit arithmetic, while the original SipHash used 64-bit integers
*/
class ParagonIE_Sodium_Core_SipHash extends ParagonIE_Sodium_Core_Util
{
/**
* @internal You should not use this directly from another application
*
* @param int[] $v
* @return int[]
*
*/
public static function sipRound(array $v)
{
# v0 += v1;
list($v[0], $v[1]) = self::add(
array($v[0], $v[1]),
array($v[2], $v[3])
);
# v1=ROTL(v1,13);
list($v[2], $v[3]) = self::rotl_64((int) $v[2], (int) $v[3], 13);
# v1 ^= v0;
$v[2] = (int) $v[2] ^ (int) $v[0];
$v[3] = (int) $v[3] ^ (int) $v[1];
# v0=ROTL(v0,32);
list($v[0], $v[1]) = self::rotl_64((int) $v[0], (int) $v[1], 32);
# v2 += v3;
list($v[4], $v[5]) = self::add(
array((int) $v[4], (int) $v[5]),
array((int) $v[6], (int) $v[7])
);
# v3=ROTL(v3,16);
list($v[6], $v[7]) = self::rotl_64((int) $v[6], (int) $v[7], 16);
# v3 ^= v2;
$v[6] = (int) $v[6] ^ (int) $v[4];
$v[7] = (int) $v[7] ^ (int) $v[5];
# v0 += v3;
list($v[0], $v[1]) = self::add(
array((int) $v[0], (int) $v[1]),
array((int) $v[6], (int) $v[7])
);
# v3=ROTL(v3,21);
list($v[6], $v[7]) = self::rotl_64((int) $v[6], (int) $v[7], 21);
# v3 ^= v0;
$v[6] = (int) $v[6] ^ (int) $v[0];
$v[7] = (int) $v[7] ^ (int) $v[1];
# v2 += v1;
list($v[4], $v[5]) = self::add(
array((int) $v[4], (int) $v[5]),
array((int) $v[2], (int) $v[3])
);
# v1=ROTL(v1,17);
list($v[2], $v[3]) = self::rotl_64((int) $v[2], (int) $v[3], 17);
# v1 ^= v2;;
$v[2] = (int) $v[2] ^ (int) $v[4];
$v[3] = (int) $v[3] ^ (int) $v[5];
# v2=ROTL(v2,32)
list($v[4], $v[5]) = self::rotl_64((int) $v[4], (int) $v[5], 32);
return $v;
}
/**
* Add two 32 bit integers representing a 64-bit integer.
*
* @internal You should not use this directly from another application
*
* @param int[] $a
* @param int[] $b
* @return array<int, mixed>
*/
public static function add(array $a, array $b)
{
/** @var int $x1 */
$x1 = $a[1] + $b[1];
/** @var int $c */
$c = $x1 >> 32; // Carry if ($a + $b) > 0xffffffff
/** @var int $x0 */
$x0 = $a[0] + $b[0] + $c;
return array(
$x0 & 0xffffffff,
$x1 & 0xffffffff
);
}
/**
* @internal You should not use this directly from another application
*
* @param int $int0
* @param int $int1
* @param int $c
* @return array<int, mixed>
*/
public static function rotl_64($int0, $int1, $c)
{
$int0 &= 0xffffffff;
$int1 &= 0xffffffff;
$c &= 63;
if ($c === 32) {
return array($int1, $int0);
}
if ($c > 31) {
$tmp = $int1;
$int1 = $int0;
$int0 = $tmp;
$c &= 31;
}
if ($c === 0) {
return array($int0, $int1);
}
return array(
0xffffffff & (
($int0 << $c)
|
($int1 >> (32 - $c))
),
0xffffffff & (
($int1 << $c)
|
($int0 >> (32 - $c))
),
);
}
/**
* Implements Siphash-2-4 using only 32-bit numbers.
*
* When we split an int into two, the higher bits go to the lower index.
* e.g. 0xDEADBEEFAB10C92D becomes [
* 0 => 0xDEADBEEF,
* 1 => 0xAB10C92D
* ].
*
* @internal You should not use this directly from another application
*
* @param string $in
* @param string $key
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function sipHash24($in, $key)
{
$inlen = self::strlen($in);
# /* "somepseudorandomlygeneratedbytes" */
# u64 v0 = 0x736f6d6570736575ULL;
# u64 v1 = 0x646f72616e646f6dULL;
# u64 v2 = 0x6c7967656e657261ULL;
# u64 v3 = 0x7465646279746573ULL;
$v = array(
0x736f6d65, // 0
0x70736575, // 1
0x646f7261, // 2
0x6e646f6d, // 3
0x6c796765, // 4
0x6e657261, // 5
0x74656462, // 6
0x79746573 // 7
);
// v0 => $v[0], $v[1]
// v1 => $v[2], $v[3]
// v2 => $v[4], $v[5]
// v3 => $v[6], $v[7]
# u64 k0 = LOAD64_LE( k );
# u64 k1 = LOAD64_LE( k + 8 );
$k = array(
self::load_4(self::substr($key, 4, 4)),
self::load_4(self::substr($key, 0, 4)),
self::load_4(self::substr($key, 12, 4)),
self::load_4(self::substr($key, 8, 4))
);
// k0 => $k[0], $k[1]
// k1 => $k[2], $k[3]
# b = ( ( u64 )inlen ) << 56;
$b = array(
$inlen << 24,
0
);
// See docblock for why the 0th index gets the higher bits.
# v3 ^= k1;
$v[6] ^= $k[2];
$v[7] ^= $k[3];
# v2 ^= k0;
$v[4] ^= $k[0];
$v[5] ^= $k[1];
# v1 ^= k1;
$v[2] ^= $k[2];
$v[3] ^= $k[3];
# v0 ^= k0;
$v[0] ^= $k[0];
$v[1] ^= $k[1];
$left = $inlen;
# for ( ; in != end; in += 8 )
while ($left >= 8) {
# m = LOAD64_LE( in );
$m = array(
self::load_4(self::substr($in, 4, 4)),
self::load_4(self::substr($in, 0, 4))
);
# v3 ^= m;
$v[6] ^= $m[0];
$v[7] ^= $m[1];
# SIPROUND;
# SIPROUND;
$v = self::sipRound($v);
$v = self::sipRound($v);
# v0 ^= m;
$v[0] ^= $m[0];
$v[1] ^= $m[1];
$in = self::substr($in, 8);
$left -= 8;
}
# switch( left )
# {
# case 7: b |= ( ( u64 )in[ 6] ) << 48;
# case 6: b |= ( ( u64 )in[ 5] ) << 40;
# case 5: b |= ( ( u64 )in[ 4] ) << 32;
# case 4: b |= ( ( u64 )in[ 3] ) << 24;
# case 3: b |= ( ( u64 )in[ 2] ) << 16;
# case 2: b |= ( ( u64 )in[ 1] ) << 8;
# case 1: b |= ( ( u64 )in[ 0] ); break;
# case 0: break;
# }
switch ($left) {
case 7:
$b[0] |= self::chrToInt($in[6]) << 16;
case 6:
$b[0] |= self::chrToInt($in[5]) << 8;
case 5:
$b[0] |= self::chrToInt($in[4]);
case 4:
$b[1] |= self::chrToInt($in[3]) << 24;
case 3:
$b[1] |= self::chrToInt($in[2]) << 16;
case 2:
$b[1] |= self::chrToInt($in[1]) << 8;
case 1:
$b[1] |= self::chrToInt($in[0]);
case 0:
break;
}
// See docblock for why the 0th index gets the higher bits.
# v3 ^= b;
$v[6] ^= $b[0];
$v[7] ^= $b[1];
# SIPROUND;
# SIPROUND;
$v = self::sipRound($v);
$v = self::sipRound($v);
# v0 ^= b;
$v[0] ^= $b[0];
$v[1] ^= $b[1];
// Flip the lower 8 bits of v2 which is ($v[4], $v[5]) in our implementation
# v2 ^= 0xff;
$v[5] ^= 0xff;
# SIPROUND;
# SIPROUND;
# SIPROUND;
# SIPROUND;
$v = self::sipRound($v);
$v = self::sipRound($v);
$v = self::sipRound($v);
$v = self::sipRound($v);
# b = v0 ^ v1 ^ v2 ^ v3;
# STORE64_LE( out, b );
return self::store32_le($v[1] ^ $v[3] ^ $v[5] ^ $v[7]) .
self::store32_le($v[0] ^ $v[2] ^ $v[4] ^ $v[6]);
}
}
<?php
if (class_exists('ParagonIE_Sodium_Core_SipHash', false)) {
return;
}
/**
* Class ParagonIE_SodiumCompat_Core_SipHash
*
* Only uses 32-bit arithmetic, while the original SipHash used 64-bit integers
*/
class ParagonIE_Sodium_Core_SipHash extends ParagonIE_Sodium_Core_Util
{
/**
* @internal You should not use this directly from another application
*
* @param int[] $v
* @return int[]
*
*/
public static function sipRound(array $v)
{
# v0 += v1;
list($v[0], $v[1]) = self::add(
array($v[0], $v[1]),
array($v[2], $v[3])
);
# v1=ROTL(v1,13);
list($v[2], $v[3]) = self::rotl_64((int) $v[2], (int) $v[3], 13);
# v1 ^= v0;
$v[2] = (int) $v[2] ^ (int) $v[0];
$v[3] = (int) $v[3] ^ (int) $v[1];
# v0=ROTL(v0,32);
list($v[0], $v[1]) = self::rotl_64((int) $v[0], (int) $v[1], 32);
# v2 += v3;
list($v[4], $v[5]) = self::add(
array((int) $v[4], (int) $v[5]),
array((int) $v[6], (int) $v[7])
);
# v3=ROTL(v3,16);
list($v[6], $v[7]) = self::rotl_64((int) $v[6], (int) $v[7], 16);
# v3 ^= v2;
$v[6] = (int) $v[6] ^ (int) $v[4];
$v[7] = (int) $v[7] ^ (int) $v[5];
# v0 += v3;
list($v[0], $v[1]) = self::add(
array((int) $v[0], (int) $v[1]),
array((int) $v[6], (int) $v[7])
);
# v3=ROTL(v3,21);
list($v[6], $v[7]) = self::rotl_64((int) $v[6], (int) $v[7], 21);
# v3 ^= v0;
$v[6] = (int) $v[6] ^ (int) $v[0];
$v[7] = (int) $v[7] ^ (int) $v[1];
# v2 += v1;
list($v[4], $v[5]) = self::add(
array((int) $v[4], (int) $v[5]),
array((int) $v[2], (int) $v[3])
);
# v1=ROTL(v1,17);
list($v[2], $v[3]) = self::rotl_64((int) $v[2], (int) $v[3], 17);
# v1 ^= v2;;
$v[2] = (int) $v[2] ^ (int) $v[4];
$v[3] = (int) $v[3] ^ (int) $v[5];
# v2=ROTL(v2,32)
list($v[4], $v[5]) = self::rotl_64((int) $v[4], (int) $v[5], 32);
return $v;
}
/**
* Add two 32 bit integers representing a 64-bit integer.
*
* @internal You should not use this directly from another application
*
* @param int[] $a
* @param int[] $b
* @return array<int, mixed>
*/
public static function add(array $a, array $b)
{
/** @var int $x1 */
$x1 = $a[1] + $b[1];
/** @var int $c */
$c = $x1 >> 32; // Carry if ($a + $b) > 0xffffffff
/** @var int $x0 */
$x0 = $a[0] + $b[0] + $c;
return array(
$x0 & 0xffffffff,
$x1 & 0xffffffff
);
}
/**
* @internal You should not use this directly from another application
*
* @param int $int0
* @param int $int1
* @param int $c
* @return array<int, mixed>
*/
public static function rotl_64($int0, $int1, $c)
{
$int0 &= 0xffffffff;
$int1 &= 0xffffffff;
$c &= 63;
if ($c === 32) {
return array($int1, $int0);
}
if ($c > 31) {
$tmp = $int1;
$int1 = $int0;
$int0 = $tmp;
$c &= 31;
}
if ($c === 0) {
return array($int0, $int1);
}
return array(
0xffffffff & (
($int0 << $c)
|
($int1 >> (32 - $c))
),
0xffffffff & (
($int1 << $c)
|
($int0 >> (32 - $c))
),
);
}
/**
* Implements Siphash-2-4 using only 32-bit numbers.
*
* When we split an int into two, the higher bits go to the lower index.
* e.g. 0xDEADBEEFAB10C92D becomes [
* 0 => 0xDEADBEEF,
* 1 => 0xAB10C92D
* ].
*
* @internal You should not use this directly from another application
*
* @param string $in
* @param string $key
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function sipHash24($in, $key)
{
$inlen = self::strlen($in);
# /* "somepseudorandomlygeneratedbytes" */
# u64 v0 = 0x736f6d6570736575ULL;
# u64 v1 = 0x646f72616e646f6dULL;
# u64 v2 = 0x6c7967656e657261ULL;
# u64 v3 = 0x7465646279746573ULL;
$v = array(
0x736f6d65, // 0
0x70736575, // 1
0x646f7261, // 2
0x6e646f6d, // 3
0x6c796765, // 4
0x6e657261, // 5
0x74656462, // 6
0x79746573 // 7
);
// v0 => $v[0], $v[1]
// v1 => $v[2], $v[3]
// v2 => $v[4], $v[5]
// v3 => $v[6], $v[7]
# u64 k0 = LOAD64_LE( k );
# u64 k1 = LOAD64_LE( k + 8 );
$k = array(
self::load_4(self::substr($key, 4, 4)),
self::load_4(self::substr($key, 0, 4)),
self::load_4(self::substr($key, 12, 4)),
self::load_4(self::substr($key, 8, 4))
);
// k0 => $k[0], $k[1]
// k1 => $k[2], $k[3]
# b = ( ( u64 )inlen ) << 56;
$b = array(
$inlen << 24,
0
);
// See docblock for why the 0th index gets the higher bits.
# v3 ^= k1;
$v[6] ^= $k[2];
$v[7] ^= $k[3];
# v2 ^= k0;
$v[4] ^= $k[0];
$v[5] ^= $k[1];
# v1 ^= k1;
$v[2] ^= $k[2];
$v[3] ^= $k[3];
# v0 ^= k0;
$v[0] ^= $k[0];
$v[1] ^= $k[1];
$left = $inlen;
# for ( ; in != end; in += 8 )
while ($left >= 8) {
# m = LOAD64_LE( in );
$m = array(
self::load_4(self::substr($in, 4, 4)),
self::load_4(self::substr($in, 0, 4))
);
# v3 ^= m;
$v[6] ^= $m[0];
$v[7] ^= $m[1];
# SIPROUND;
# SIPROUND;
$v = self::sipRound($v);
$v = self::sipRound($v);
# v0 ^= m;
$v[0] ^= $m[0];
$v[1] ^= $m[1];
$in = self::substr($in, 8);
$left -= 8;
}
# switch( left )
# {
# case 7: b |= ( ( u64 )in[ 6] ) << 48;
# case 6: b |= ( ( u64 )in[ 5] ) << 40;
# case 5: b |= ( ( u64 )in[ 4] ) << 32;
# case 4: b |= ( ( u64 )in[ 3] ) << 24;
# case 3: b |= ( ( u64 )in[ 2] ) << 16;
# case 2: b |= ( ( u64 )in[ 1] ) << 8;
# case 1: b |= ( ( u64 )in[ 0] ); break;
# case 0: break;
# }
switch ($left) {
case 7:
$b[0] |= self::chrToInt($in[6]) << 16;
case 6:
$b[0] |= self::chrToInt($in[5]) << 8;
case 5:
$b[0] |= self::chrToInt($in[4]);
case 4:
$b[1] |= self::chrToInt($in[3]) << 24;
case 3:
$b[1] |= self::chrToInt($in[2]) << 16;
case 2:
$b[1] |= self::chrToInt($in[1]) << 8;
case 1:
$b[1] |= self::chrToInt($in[0]);
case 0:
break;
}
// See docblock for why the 0th index gets the higher bits.
# v3 ^= b;
$v[6] ^= $b[0];
$v[7] ^= $b[1];
# SIPROUND;
# SIPROUND;
$v = self::sipRound($v);
$v = self::sipRound($v);
# v0 ^= b;
$v[0] ^= $b[0];
$v[1] ^= $b[1];
// Flip the lower 8 bits of v2 which is ($v[4], $v[5]) in our implementation
# v2 ^= 0xff;
$v[5] ^= 0xff;
# SIPROUND;
# SIPROUND;
# SIPROUND;
# SIPROUND;
$v = self::sipRound($v);
$v = self::sipRound($v);
$v = self::sipRound($v);
$v = self::sipRound($v);
# b = v0 ^ v1 ^ v2 ^ v3;
# STORE64_LE( out, b );
return self::store32_le($v[1] ^ $v[3] ^ $v[5] ^ $v[7]) .
self::store32_le($v[0] ^ $v[2] ^ $v[4] ^ $v[6]);
}
}

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@@ -1,327 +1,327 @@
<?php
if (class_exists('ParagonIE_Sodium_Core_X25519', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core_X25519
*/
abstract class ParagonIE_Sodium_Core_X25519 extends ParagonIE_Sodium_Core_Curve25519
{
/**
* Alters the objects passed to this method in place.
*
* @internal You should not use this directly from another application
*
* @param ParagonIE_Sodium_Core_Curve25519_Fe $f
* @param ParagonIE_Sodium_Core_Curve25519_Fe $g
* @param int $b
* @return void
* @psalm-suppress MixedAssignment
*/
public static function fe_cswap(
ParagonIE_Sodium_Core_Curve25519_Fe $f,
ParagonIE_Sodium_Core_Curve25519_Fe $g,
$b = 0
) {
$f0 = (int) $f[0];
$f1 = (int) $f[1];
$f2 = (int) $f[2];
$f3 = (int) $f[3];
$f4 = (int) $f[4];
$f5 = (int) $f[5];
$f6 = (int) $f[6];
$f7 = (int) $f[7];
$f8 = (int) $f[8];
$f9 = (int) $f[9];
$g0 = (int) $g[0];
$g1 = (int) $g[1];
$g2 = (int) $g[2];
$g3 = (int) $g[3];
$g4 = (int) $g[4];
$g5 = (int) $g[5];
$g6 = (int) $g[6];
$g7 = (int) $g[7];
$g8 = (int) $g[8];
$g9 = (int) $g[9];
$b = -$b;
$x0 = ($f0 ^ $g0) & $b;
$x1 = ($f1 ^ $g1) & $b;
$x2 = ($f2 ^ $g2) & $b;
$x3 = ($f3 ^ $g3) & $b;
$x4 = ($f4 ^ $g4) & $b;
$x5 = ($f5 ^ $g5) & $b;
$x6 = ($f6 ^ $g6) & $b;
$x7 = ($f7 ^ $g7) & $b;
$x8 = ($f8 ^ $g8) & $b;
$x9 = ($f9 ^ $g9) & $b;
$f[0] = $f0 ^ $x0;
$f[1] = $f1 ^ $x1;
$f[2] = $f2 ^ $x2;
$f[3] = $f3 ^ $x3;
$f[4] = $f4 ^ $x4;
$f[5] = $f5 ^ $x5;
$f[6] = $f6 ^ $x6;
$f[7] = $f7 ^ $x7;
$f[8] = $f8 ^ $x8;
$f[9] = $f9 ^ $x9;
$g[0] = $g0 ^ $x0;
$g[1] = $g1 ^ $x1;
$g[2] = $g2 ^ $x2;
$g[3] = $g3 ^ $x3;
$g[4] = $g4 ^ $x4;
$g[5] = $g5 ^ $x5;
$g[6] = $g6 ^ $x6;
$g[7] = $g7 ^ $x7;
$g[8] = $g8 ^ $x8;
$g[9] = $g9 ^ $x9;
}
/**
* @internal You should not use this directly from another application
*
* @param ParagonIE_Sodium_Core_Curve25519_Fe $f
* @return ParagonIE_Sodium_Core_Curve25519_Fe
*/
public static function fe_mul121666(ParagonIE_Sodium_Core_Curve25519_Fe $f)
{
$h = array(
self::mul((int) $f[0], 121666, 17),
self::mul((int) $f[1], 121666, 17),
self::mul((int) $f[2], 121666, 17),
self::mul((int) $f[3], 121666, 17),
self::mul((int) $f[4], 121666, 17),
self::mul((int) $f[5], 121666, 17),
self::mul((int) $f[6], 121666, 17),
self::mul((int) $f[7], 121666, 17),
self::mul((int) $f[8], 121666, 17),
self::mul((int) $f[9], 121666, 17)
);
/** @var int $carry9 */
$carry9 = ($h[9] + (1 << 24)) >> 25;
$h[0] += self::mul($carry9, 19, 5);
$h[9] -= $carry9 << 25;
/** @var int $carry1 */
$carry1 = ($h[1] + (1 << 24)) >> 25;
$h[2] += $carry1;
$h[1] -= $carry1 << 25;
/** @var int $carry3 */
$carry3 = ($h[3] + (1 << 24)) >> 25;
$h[4] += $carry3;
$h[3] -= $carry3 << 25;
/** @var int $carry5 */
$carry5 = ($h[5] + (1 << 24)) >> 25;
$h[6] += $carry5;
$h[5] -= $carry5 << 25;
/** @var int $carry7 */
$carry7 = ($h[7] + (1 << 24)) >> 25;
$h[8] += $carry7;
$h[7] -= $carry7 << 25;
/** @var int $carry0 */
$carry0 = ($h[0] + (1 << 25)) >> 26;
$h[1] += $carry0;
$h[0] -= $carry0 << 26;
/** @var int $carry2 */
$carry2 = ($h[2] + (1 << 25)) >> 26;
$h[3] += $carry2;
$h[2] -= $carry2 << 26;
/** @var int $carry4 */
$carry4 = ($h[4] + (1 << 25)) >> 26;
$h[5] += $carry4;
$h[4] -= $carry4 << 26;
/** @var int $carry6 */
$carry6 = ($h[6] + (1 << 25)) >> 26;
$h[7] += $carry6;
$h[6] -= $carry6 << 26;
/** @var int $carry8 */
$carry8 = ($h[8] + (1 << 25)) >> 26;
$h[9] += $carry8;
$h[8] -= $carry8 << 26;
foreach ($h as $i => $value) {
$h[$i] = (int) $value;
}
return ParagonIE_Sodium_Core_Curve25519_Fe::fromArray($h);
}
/**
* @internal You should not use this directly from another application
*
* Inline comments preceded by # are from libsodium's ref10 code.
*
* @param string $n
* @param string $p
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function crypto_scalarmult_curve25519_ref10($n, $p)
{
# for (i = 0;i < 32;++i) e[i] = n[i];
$e = '' . $n;
# e[0] &= 248;
$e[0] = self::intToChr(
self::chrToInt($e[0]) & 248
);
# e[31] &= 127;
# e[31] |= 64;
$e[31] = self::intToChr(
(self::chrToInt($e[31]) & 127) | 64
);
# fe_frombytes(x1,p);
$x1 = self::fe_frombytes($p);
# fe_1(x2);
$x2 = self::fe_1();
# fe_0(z2);
$z2 = self::fe_0();
# fe_copy(x3,x1);
$x3 = self::fe_copy($x1);
# fe_1(z3);
$z3 = self::fe_1();
# swap = 0;
/** @var int $swap */
$swap = 0;
# for (pos = 254;pos >= 0;--pos) {
for ($pos = 254; $pos >= 0; --$pos) {
# b = e[pos / 8] >> (pos & 7);
/** @var int $b */
$b = self::chrToInt(
$e[(int) floor($pos / 8)]
) >> ($pos & 7);
# b &= 1;
$b &= 1;
# swap ^= b;
$swap ^= $b;
# fe_cswap(x2,x3,swap);
self::fe_cswap($x2, $x3, $swap);
# fe_cswap(z2,z3,swap);
self::fe_cswap($z2, $z3, $swap);
# swap = b;
$swap = $b;
# fe_sub(tmp0,x3,z3);
$tmp0 = self::fe_sub($x3, $z3);
# fe_sub(tmp1,x2,z2);
$tmp1 = self::fe_sub($x2, $z2);
# fe_add(x2,x2,z2);
$x2 = self::fe_add($x2, $z2);
# fe_add(z2,x3,z3);
$z2 = self::fe_add($x3, $z3);
# fe_mul(z3,tmp0,x2);
$z3 = self::fe_mul($tmp0, $x2);
# fe_mul(z2,z2,tmp1);
$z2 = self::fe_mul($z2, $tmp1);
# fe_sq(tmp0,tmp1);
$tmp0 = self::fe_sq($tmp1);
# fe_sq(tmp1,x2);
$tmp1 = self::fe_sq($x2);
# fe_add(x3,z3,z2);
$x3 = self::fe_add($z3, $z2);
# fe_sub(z2,z3,z2);
$z2 = self::fe_sub($z3, $z2);
# fe_mul(x2,tmp1,tmp0);
$x2 = self::fe_mul($tmp1, $tmp0);
# fe_sub(tmp1,tmp1,tmp0);
$tmp1 = self::fe_sub($tmp1, $tmp0);
# fe_sq(z2,z2);
$z2 = self::fe_sq($z2);
# fe_mul121666(z3,tmp1);
$z3 = self::fe_mul121666($tmp1);
# fe_sq(x3,x3);
$x3 = self::fe_sq($x3);
# fe_add(tmp0,tmp0,z3);
$tmp0 = self::fe_add($tmp0, $z3);
# fe_mul(z3,x1,z2);
$z3 = self::fe_mul($x1, $z2);
# fe_mul(z2,tmp1,tmp0);
$z2 = self::fe_mul($tmp1, $tmp0);
}
# fe_cswap(x2,x3,swap);
self::fe_cswap($x2, $x3, $swap);
# fe_cswap(z2,z3,swap);
self::fe_cswap($z2, $z3, $swap);
# fe_invert(z2,z2);
$z2 = self::fe_invert($z2);
# fe_mul(x2,x2,z2);
$x2 = self::fe_mul($x2, $z2);
# fe_tobytes(q,x2);
return self::fe_tobytes($x2);
}
/**
* @internal You should not use this directly from another application
*
* @param ParagonIE_Sodium_Core_Curve25519_Fe $edwardsY
* @param ParagonIE_Sodium_Core_Curve25519_Fe $edwardsZ
* @return ParagonIE_Sodium_Core_Curve25519_Fe
*/
public static function edwards_to_montgomery(
ParagonIE_Sodium_Core_Curve25519_Fe $edwardsY,
ParagonIE_Sodium_Core_Curve25519_Fe $edwardsZ
) {
$tempX = self::fe_add($edwardsZ, $edwardsY);
$tempZ = self::fe_sub($edwardsZ, $edwardsY);
$tempZ = self::fe_invert($tempZ);
return self::fe_mul($tempX, $tempZ);
}
/**
* @internal You should not use this directly from another application
*
* @param string $n
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function crypto_scalarmult_curve25519_ref10_base($n)
{
# for (i = 0;i < 32;++i) e[i] = n[i];
$e = '' . $n;
# e[0] &= 248;
$e[0] = self::intToChr(
self::chrToInt($e[0]) & 248
);
# e[31] &= 127;
# e[31] |= 64;
$e[31] = self::intToChr(
(self::chrToInt($e[31]) & 127) | 64
);
$A = self::ge_scalarmult_base($e);
if (
!($A->Y instanceof ParagonIE_Sodium_Core_Curve25519_Fe)
||
!($A->Z instanceof ParagonIE_Sodium_Core_Curve25519_Fe)
) {
throw new TypeError('Null points encountered');
}
$pk = self::edwards_to_montgomery($A->Y, $A->Z);
return self::fe_tobytes($pk);
}
}
<?php
if (class_exists('ParagonIE_Sodium_Core_X25519', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core_X25519
*/
abstract class ParagonIE_Sodium_Core_X25519 extends ParagonIE_Sodium_Core_Curve25519
{
/**
* Alters the objects passed to this method in place.
*
* @internal You should not use this directly from another application
*
* @param ParagonIE_Sodium_Core_Curve25519_Fe $f
* @param ParagonIE_Sodium_Core_Curve25519_Fe $g
* @param int $b
* @return void
* @psalm-suppress MixedAssignment
*/
public static function fe_cswap(
ParagonIE_Sodium_Core_Curve25519_Fe $f,
ParagonIE_Sodium_Core_Curve25519_Fe $g,
$b = 0
) {
$f0 = (int) $f[0];
$f1 = (int) $f[1];
$f2 = (int) $f[2];
$f3 = (int) $f[3];
$f4 = (int) $f[4];
$f5 = (int) $f[5];
$f6 = (int) $f[6];
$f7 = (int) $f[7];
$f8 = (int) $f[8];
$f9 = (int) $f[9];
$g0 = (int) $g[0];
$g1 = (int) $g[1];
$g2 = (int) $g[2];
$g3 = (int) $g[3];
$g4 = (int) $g[4];
$g5 = (int) $g[5];
$g6 = (int) $g[6];
$g7 = (int) $g[7];
$g8 = (int) $g[8];
$g9 = (int) $g[9];
$b = -$b;
$x0 = ($f0 ^ $g0) & $b;
$x1 = ($f1 ^ $g1) & $b;
$x2 = ($f2 ^ $g2) & $b;
$x3 = ($f3 ^ $g3) & $b;
$x4 = ($f4 ^ $g4) & $b;
$x5 = ($f5 ^ $g5) & $b;
$x6 = ($f6 ^ $g6) & $b;
$x7 = ($f7 ^ $g7) & $b;
$x8 = ($f8 ^ $g8) & $b;
$x9 = ($f9 ^ $g9) & $b;
$f[0] = $f0 ^ $x0;
$f[1] = $f1 ^ $x1;
$f[2] = $f2 ^ $x2;
$f[3] = $f3 ^ $x3;
$f[4] = $f4 ^ $x4;
$f[5] = $f5 ^ $x5;
$f[6] = $f6 ^ $x6;
$f[7] = $f7 ^ $x7;
$f[8] = $f8 ^ $x8;
$f[9] = $f9 ^ $x9;
$g[0] = $g0 ^ $x0;
$g[1] = $g1 ^ $x1;
$g[2] = $g2 ^ $x2;
$g[3] = $g3 ^ $x3;
$g[4] = $g4 ^ $x4;
$g[5] = $g5 ^ $x5;
$g[6] = $g6 ^ $x6;
$g[7] = $g7 ^ $x7;
$g[8] = $g8 ^ $x8;
$g[9] = $g9 ^ $x9;
}
/**
* @internal You should not use this directly from another application
*
* @param ParagonIE_Sodium_Core_Curve25519_Fe $f
* @return ParagonIE_Sodium_Core_Curve25519_Fe
*/
public static function fe_mul121666(ParagonIE_Sodium_Core_Curve25519_Fe $f)
{
$h = array(
self::mul((int) $f[0], 121666, 17),
self::mul((int) $f[1], 121666, 17),
self::mul((int) $f[2], 121666, 17),
self::mul((int) $f[3], 121666, 17),
self::mul((int) $f[4], 121666, 17),
self::mul((int) $f[5], 121666, 17),
self::mul((int) $f[6], 121666, 17),
self::mul((int) $f[7], 121666, 17),
self::mul((int) $f[8], 121666, 17),
self::mul((int) $f[9], 121666, 17)
);
/** @var int $carry9 */
$carry9 = ($h[9] + (1 << 24)) >> 25;
$h[0] += self::mul($carry9, 19, 5);
$h[9] -= $carry9 << 25;
/** @var int $carry1 */
$carry1 = ($h[1] + (1 << 24)) >> 25;
$h[2] += $carry1;
$h[1] -= $carry1 << 25;
/** @var int $carry3 */
$carry3 = ($h[3] + (1 << 24)) >> 25;
$h[4] += $carry3;
$h[3] -= $carry3 << 25;
/** @var int $carry5 */
$carry5 = ($h[5] + (1 << 24)) >> 25;
$h[6] += $carry5;
$h[5] -= $carry5 << 25;
/** @var int $carry7 */
$carry7 = ($h[7] + (1 << 24)) >> 25;
$h[8] += $carry7;
$h[7] -= $carry7 << 25;
/** @var int $carry0 */
$carry0 = ($h[0] + (1 << 25)) >> 26;
$h[1] += $carry0;
$h[0] -= $carry0 << 26;
/** @var int $carry2 */
$carry2 = ($h[2] + (1 << 25)) >> 26;
$h[3] += $carry2;
$h[2] -= $carry2 << 26;
/** @var int $carry4 */
$carry4 = ($h[4] + (1 << 25)) >> 26;
$h[5] += $carry4;
$h[4] -= $carry4 << 26;
/** @var int $carry6 */
$carry6 = ($h[6] + (1 << 25)) >> 26;
$h[7] += $carry6;
$h[6] -= $carry6 << 26;
/** @var int $carry8 */
$carry8 = ($h[8] + (1 << 25)) >> 26;
$h[9] += $carry8;
$h[8] -= $carry8 << 26;
foreach ($h as $i => $value) {
$h[$i] = (int) $value;
}
return ParagonIE_Sodium_Core_Curve25519_Fe::fromArray($h);
}
/**
* @internal You should not use this directly from another application
*
* Inline comments preceded by # are from libsodium's ref10 code.
*
* @param string $n
* @param string $p
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function crypto_scalarmult_curve25519_ref10($n, $p)
{
# for (i = 0;i < 32;++i) e[i] = n[i];
$e = '' . $n;
# e[0] &= 248;
$e[0] = self::intToChr(
self::chrToInt($e[0]) & 248
);
# e[31] &= 127;
# e[31] |= 64;
$e[31] = self::intToChr(
(self::chrToInt($e[31]) & 127) | 64
);
# fe_frombytes(x1,p);
$x1 = self::fe_frombytes($p);
# fe_1(x2);
$x2 = self::fe_1();
# fe_0(z2);
$z2 = self::fe_0();
# fe_copy(x3,x1);
$x3 = self::fe_copy($x1);
# fe_1(z3);
$z3 = self::fe_1();
# swap = 0;
/** @var int $swap */
$swap = 0;
# for (pos = 254;pos >= 0;--pos) {
for ($pos = 254; $pos >= 0; --$pos) {
# b = e[pos / 8] >> (pos & 7);
/** @var int $b */
$b = self::chrToInt(
$e[(int) floor($pos / 8)]
) >> ($pos & 7);
# b &= 1;
$b &= 1;
# swap ^= b;
$swap ^= $b;
# fe_cswap(x2,x3,swap);
self::fe_cswap($x2, $x3, $swap);
# fe_cswap(z2,z3,swap);
self::fe_cswap($z2, $z3, $swap);
# swap = b;
$swap = $b;
# fe_sub(tmp0,x3,z3);
$tmp0 = self::fe_sub($x3, $z3);
# fe_sub(tmp1,x2,z2);
$tmp1 = self::fe_sub($x2, $z2);
# fe_add(x2,x2,z2);
$x2 = self::fe_add($x2, $z2);
# fe_add(z2,x3,z3);
$z2 = self::fe_add($x3, $z3);
# fe_mul(z3,tmp0,x2);
$z3 = self::fe_mul($tmp0, $x2);
# fe_mul(z2,z2,tmp1);
$z2 = self::fe_mul($z2, $tmp1);
# fe_sq(tmp0,tmp1);
$tmp0 = self::fe_sq($tmp1);
# fe_sq(tmp1,x2);
$tmp1 = self::fe_sq($x2);
# fe_add(x3,z3,z2);
$x3 = self::fe_add($z3, $z2);
# fe_sub(z2,z3,z2);
$z2 = self::fe_sub($z3, $z2);
# fe_mul(x2,tmp1,tmp0);
$x2 = self::fe_mul($tmp1, $tmp0);
# fe_sub(tmp1,tmp1,tmp0);
$tmp1 = self::fe_sub($tmp1, $tmp0);
# fe_sq(z2,z2);
$z2 = self::fe_sq($z2);
# fe_mul121666(z3,tmp1);
$z3 = self::fe_mul121666($tmp1);
# fe_sq(x3,x3);
$x3 = self::fe_sq($x3);
# fe_add(tmp0,tmp0,z3);
$tmp0 = self::fe_add($tmp0, $z3);
# fe_mul(z3,x1,z2);
$z3 = self::fe_mul($x1, $z2);
# fe_mul(z2,tmp1,tmp0);
$z2 = self::fe_mul($tmp1, $tmp0);
}
# fe_cswap(x2,x3,swap);
self::fe_cswap($x2, $x3, $swap);
# fe_cswap(z2,z3,swap);
self::fe_cswap($z2, $z3, $swap);
# fe_invert(z2,z2);
$z2 = self::fe_invert($z2);
# fe_mul(x2,x2,z2);
$x2 = self::fe_mul($x2, $z2);
# fe_tobytes(q,x2);
return self::fe_tobytes($x2);
}
/**
* @internal You should not use this directly from another application
*
* @param ParagonIE_Sodium_Core_Curve25519_Fe $edwardsY
* @param ParagonIE_Sodium_Core_Curve25519_Fe $edwardsZ
* @return ParagonIE_Sodium_Core_Curve25519_Fe
*/
public static function edwards_to_montgomery(
ParagonIE_Sodium_Core_Curve25519_Fe $edwardsY,
ParagonIE_Sodium_Core_Curve25519_Fe $edwardsZ
) {
$tempX = self::fe_add($edwardsZ, $edwardsY);
$tempZ = self::fe_sub($edwardsZ, $edwardsY);
$tempZ = self::fe_invert($tempZ);
return self::fe_mul($tempX, $tempZ);
}
/**
* @internal You should not use this directly from another application
*
* @param string $n
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function crypto_scalarmult_curve25519_ref10_base($n)
{
# for (i = 0;i < 32;++i) e[i] = n[i];
$e = '' . $n;
# e[0] &= 248;
$e[0] = self::intToChr(
self::chrToInt($e[0]) & 248
);
# e[31] &= 127;
# e[31] |= 64;
$e[31] = self::intToChr(
(self::chrToInt($e[31]) & 127) | 64
);
$A = self::ge_scalarmult_base($e);
if (
!($A->Y instanceof ParagonIE_Sodium_Core_Curve25519_Fe)
||
!($A->Z instanceof ParagonIE_Sodium_Core_Curve25519_Fe)
) {
throw new TypeError('Null points encountered');
}
$pk = self::edwards_to_montgomery($A->Y, $A->Z);
return self::fe_tobytes($pk);
}
}

View File

@@ -1,117 +1,117 @@
<?php
if (class_exists('ParagonIE_Sodium_Core_XChaCha20', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core_XChaCha20
*/
class ParagonIE_Sodium_Core_XChaCha20 extends ParagonIE_Sodium_Core_HChaCha20
{
/**
* @internal You should not use this directly from another application
*
* @param int $len
* @param string $nonce
* @param string $key
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function stream($len = 64, $nonce = '', $key = '')
{
if (self::strlen($nonce) !== 24) {
throw new SodiumException('Nonce must be 24 bytes long');
}
return self::encryptBytes(
new ParagonIE_Sodium_Core_ChaCha20_Ctx(
self::hChaCha20(
self::substr($nonce, 0, 16),
$key
),
self::substr($nonce, 16, 8)
),
str_repeat("\x00", $len)
);
}
/**
* @internal You should not use this directly from another application
*
* @param int $len
* @param string $nonce
* @param string $key
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function ietfStream($len = 64, $nonce = '', $key = '')
{
if (self::strlen($nonce) !== 24) {
throw new SodiumException('Nonce must be 24 bytes long');
}
return self::encryptBytes(
new ParagonIE_Sodium_Core_ChaCha20_IetfCtx(
self::hChaCha20(
self::substr($nonce, 0, 16),
$key
),
"\x00\x00\x00\x00" . self::substr($nonce, 16, 8)
),
str_repeat("\x00", $len)
);
}
/**
* @internal You should not use this directly from another application
*
* @param string $message
* @param string $nonce
* @param string $key
* @param string $ic
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function streamXorIc($message, $nonce = '', $key = '', $ic = '')
{
if (self::strlen($nonce) !== 24) {
throw new SodiumException('Nonce must be 24 bytes long');
}
return self::encryptBytes(
new ParagonIE_Sodium_Core_ChaCha20_Ctx(
self::hChaCha20(self::substr($nonce, 0, 16), $key),
self::substr($nonce, 16, 8),
$ic
),
$message
);
}
/**
* @internal You should not use this directly from another application
*
* @param string $message
* @param string $nonce
* @param string $key
* @param string $ic
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function ietfStreamXorIc($message, $nonce = '', $key = '', $ic = '')
{
if (self::strlen($nonce) !== 24) {
throw new SodiumException('Nonce must be 24 bytes long');
}
return self::encryptBytes(
new ParagonIE_Sodium_Core_ChaCha20_IetfCtx(
self::hChaCha20(self::substr($nonce, 0, 16), $key),
"\x00\x00\x00\x00" . self::substr($nonce, 16, 8),
$ic
),
$message
);
}
}
<?php
if (class_exists('ParagonIE_Sodium_Core_XChaCha20', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core_XChaCha20
*/
class ParagonIE_Sodium_Core_XChaCha20 extends ParagonIE_Sodium_Core_HChaCha20
{
/**
* @internal You should not use this directly from another application
*
* @param int $len
* @param string $nonce
* @param string $key
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function stream($len = 64, $nonce = '', $key = '')
{
if (self::strlen($nonce) !== 24) {
throw new SodiumException('Nonce must be 24 bytes long');
}
return self::encryptBytes(
new ParagonIE_Sodium_Core_ChaCha20_Ctx(
self::hChaCha20(
self::substr($nonce, 0, 16),
$key
),
self::substr($nonce, 16, 8)
),
str_repeat("\x00", $len)
);
}
/**
* @internal You should not use this directly from another application
*
* @param int $len
* @param string $nonce
* @param string $key
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function ietfStream($len = 64, $nonce = '', $key = '')
{
if (self::strlen($nonce) !== 24) {
throw new SodiumException('Nonce must be 24 bytes long');
}
return self::encryptBytes(
new ParagonIE_Sodium_Core_ChaCha20_IetfCtx(
self::hChaCha20(
self::substr($nonce, 0, 16),
$key
),
"\x00\x00\x00\x00" . self::substr($nonce, 16, 8)
),
str_repeat("\x00", $len)
);
}
/**
* @internal You should not use this directly from another application
*
* @param string $message
* @param string $nonce
* @param string $key
* @param string $ic
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function streamXorIc($message, $nonce = '', $key = '', $ic = '')
{
if (self::strlen($nonce) !== 24) {
throw new SodiumException('Nonce must be 24 bytes long');
}
return self::encryptBytes(
new ParagonIE_Sodium_Core_ChaCha20_Ctx(
self::hChaCha20(self::substr($nonce, 0, 16), $key),
self::substr($nonce, 16, 8),
$ic
),
$message
);
}
/**
* @internal You should not use this directly from another application
*
* @param string $message
* @param string $nonce
* @param string $key
* @param string $ic
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function ietfStreamXorIc($message, $nonce = '', $key = '', $ic = '')
{
if (self::strlen($nonce) !== 24) {
throw new SodiumException('Nonce must be 24 bytes long');
}
return self::encryptBytes(
new ParagonIE_Sodium_Core_ChaCha20_IetfCtx(
self::hChaCha20(self::substr($nonce, 0, 16), $key),
"\x00\x00\x00\x00" . self::substr($nonce, 16, 8),
$ic
),
$message
);
}
}

View File

@@ -1,57 +1,57 @@
<?php
if (class_exists('ParagonIE_Sodium_Core_XSalsa20', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core_XSalsa20
*/
abstract class ParagonIE_Sodium_Core_XSalsa20 extends ParagonIE_Sodium_Core_HSalsa20
{
/**
* Expand a key and nonce into an xsalsa20 keystream.
*
* @internal You should not use this directly from another application
*
* @param int $len
* @param string $nonce
* @param string $key
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function xsalsa20($len, $nonce, $key)
{
$ret = self::salsa20(
$len,
self::substr($nonce, 16, 8),
self::hsalsa20($nonce, $key)
);
return $ret;
}
/**
* Encrypt a string with XSalsa20. Doesn't provide integrity.
*
* @internal You should not use this directly from another application
*
* @param string $message
* @param string $nonce
* @param string $key
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function xsalsa20_xor($message, $nonce, $key)
{
return self::xorStrings(
$message,
self::xsalsa20(
self::strlen($message),
$nonce,
$key
)
);
}
}
<?php
if (class_exists('ParagonIE_Sodium_Core_XSalsa20', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core_XSalsa20
*/
abstract class ParagonIE_Sodium_Core_XSalsa20 extends ParagonIE_Sodium_Core_HSalsa20
{
/**
* Expand a key and nonce into an xsalsa20 keystream.
*
* @internal You should not use this directly from another application
*
* @param int $len
* @param string $nonce
* @param string $key
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function xsalsa20($len, $nonce, $key)
{
$ret = self::salsa20(
$len,
self::substr($nonce, 16, 8),
self::hsalsa20($nonce, $key)
);
return $ret;
}
/**
* Encrypt a string with XSalsa20. Doesn't provide integrity.
*
* @internal You should not use this directly from another application
*
* @param string $message
* @param string $nonce
* @param string $key
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function xsalsa20_xor($message, $nonce, $key)
{
return self::xorStrings(
$message,
self::xsalsa20(
self::strlen($message),
$nonce,
$key
)
);
}
}

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View File

@@ -1,400 +1,400 @@
<?php
if (class_exists('ParagonIE_Sodium_Core32_ChaCha20', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core32_ChaCha20
*/
class ParagonIE_Sodium_Core32_ChaCha20 extends ParagonIE_Sodium_Core32_Util
{
/**
* The ChaCha20 quarter round function. Works on four 32-bit integers.
*
* @internal You should not use this directly from another application
*
* @param ParagonIE_Sodium_Core32_Int32 $a
* @param ParagonIE_Sodium_Core32_Int32 $b
* @param ParagonIE_Sodium_Core32_Int32 $c
* @param ParagonIE_Sodium_Core32_Int32 $d
* @return array<int, ParagonIE_Sodium_Core32_Int32>
* @throws SodiumException
* @throws TypeError
*/
protected static function quarterRound(
ParagonIE_Sodium_Core32_Int32 $a,
ParagonIE_Sodium_Core32_Int32 $b,
ParagonIE_Sodium_Core32_Int32 $c,
ParagonIE_Sodium_Core32_Int32 $d
) {
/** @var ParagonIE_Sodium_Core32_Int32 $a */
/** @var ParagonIE_Sodium_Core32_Int32 $b */
/** @var ParagonIE_Sodium_Core32_Int32 $c */
/** @var ParagonIE_Sodium_Core32_Int32 $d */
# a = PLUS(a,b); d = ROTATE(XOR(d,a),16);
$a = $a->addInt32($b);
$d = $d->xorInt32($a)->rotateLeft(16);
# c = PLUS(c,d); b = ROTATE(XOR(b,c),12);
$c = $c->addInt32($d);
$b = $b->xorInt32($c)->rotateLeft(12);
# a = PLUS(a,b); d = ROTATE(XOR(d,a), 8);
$a = $a->addInt32($b);
$d = $d->xorInt32($a)->rotateLeft(8);
# c = PLUS(c,d); b = ROTATE(XOR(b,c), 7);
$c = $c->addInt32($d);
$b = $b->xorInt32($c)->rotateLeft(7);
return array($a, $b, $c, $d);
}
/**
* @internal You should not use this directly from another application
*
* @param ParagonIE_Sodium_Core32_ChaCha20_Ctx $ctx
* @param string $message
*
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function encryptBytes(
ParagonIE_Sodium_Core32_ChaCha20_Ctx $ctx,
$message = ''
) {
$bytes = self::strlen($message);
/** @var ParagonIE_Sodium_Core32_Int32 $x0 */
/** @var ParagonIE_Sodium_Core32_Int32 $x1 */
/** @var ParagonIE_Sodium_Core32_Int32 $x2 */
/** @var ParagonIE_Sodium_Core32_Int32 $x3 */
/** @var ParagonIE_Sodium_Core32_Int32 $x4 */
/** @var ParagonIE_Sodium_Core32_Int32 $x5 */
/** @var ParagonIE_Sodium_Core32_Int32 $x6 */
/** @var ParagonIE_Sodium_Core32_Int32 $x7 */
/** @var ParagonIE_Sodium_Core32_Int32 $x8 */
/** @var ParagonIE_Sodium_Core32_Int32 $x9 */
/** @var ParagonIE_Sodium_Core32_Int32 $x10 */
/** @var ParagonIE_Sodium_Core32_Int32 $x11 */
/** @var ParagonIE_Sodium_Core32_Int32 $x12 */
/** @var ParagonIE_Sodium_Core32_Int32 $x13 */
/** @var ParagonIE_Sodium_Core32_Int32 $x14 */
/** @var ParagonIE_Sodium_Core32_Int32 $x15 */
/*
j0 = ctx->input[0];
j1 = ctx->input[1];
j2 = ctx->input[2];
j3 = ctx->input[3];
j4 = ctx->input[4];
j5 = ctx->input[5];
j6 = ctx->input[6];
j7 = ctx->input[7];
j8 = ctx->input[8];
j9 = ctx->input[9];
j10 = ctx->input[10];
j11 = ctx->input[11];
j12 = ctx->input[12];
j13 = ctx->input[13];
j14 = ctx->input[14];
j15 = ctx->input[15];
*/
/** @var ParagonIE_Sodium_Core32_Int32 $j0 */
$j0 = $ctx[0];
/** @var ParagonIE_Sodium_Core32_Int32 $j1 */
$j1 = $ctx[1];
/** @var ParagonIE_Sodium_Core32_Int32 $j2 */
$j2 = $ctx[2];
/** @var ParagonIE_Sodium_Core32_Int32 $j3 */
$j3 = $ctx[3];
/** @var ParagonIE_Sodium_Core32_Int32 $j4 */
$j4 = $ctx[4];
/** @var ParagonIE_Sodium_Core32_Int32 $j5 */
$j5 = $ctx[5];
/** @var ParagonIE_Sodium_Core32_Int32 $j6 */
$j6 = $ctx[6];
/** @var ParagonIE_Sodium_Core32_Int32 $j7 */
$j7 = $ctx[7];
/** @var ParagonIE_Sodium_Core32_Int32 $j8 */
$j8 = $ctx[8];
/** @var ParagonIE_Sodium_Core32_Int32 $j9 */
$j9 = $ctx[9];
/** @var ParagonIE_Sodium_Core32_Int32 $j10 */
$j10 = $ctx[10];
/** @var ParagonIE_Sodium_Core32_Int32 $j11 */
$j11 = $ctx[11];
/** @var ParagonIE_Sodium_Core32_Int32 $j12 */
$j12 = $ctx[12];
/** @var ParagonIE_Sodium_Core32_Int32 $j13 */
$j13 = $ctx[13];
/** @var ParagonIE_Sodium_Core32_Int32 $j14 */
$j14 = $ctx[14];
/** @var ParagonIE_Sodium_Core32_Int32 $j15 */
$j15 = $ctx[15];
$c = '';
for (;;) {
if ($bytes < 64) {
$message .= str_repeat("\x00", 64 - $bytes);
}
$x0 = clone $j0;
$x1 = clone $j1;
$x2 = clone $j2;
$x3 = clone $j3;
$x4 = clone $j4;
$x5 = clone $j5;
$x6 = clone $j6;
$x7 = clone $j7;
$x8 = clone $j8;
$x9 = clone $j9;
$x10 = clone $j10;
$x11 = clone $j11;
$x12 = clone $j12;
$x13 = clone $j13;
$x14 = clone $j14;
$x15 = clone $j15;
# for (i = 20; i > 0; i -= 2) {
for ($i = 20; $i > 0; $i -= 2) {
# QUARTERROUND( x0, x4, x8, x12)
list($x0, $x4, $x8, $x12) = self::quarterRound($x0, $x4, $x8, $x12);
# QUARTERROUND( x1, x5, x9, x13)
list($x1, $x5, $x9, $x13) = self::quarterRound($x1, $x5, $x9, $x13);
# QUARTERROUND( x2, x6, x10, x14)
list($x2, $x6, $x10, $x14) = self::quarterRound($x2, $x6, $x10, $x14);
# QUARTERROUND( x3, x7, x11, x15)
list($x3, $x7, $x11, $x15) = self::quarterRound($x3, $x7, $x11, $x15);
# QUARTERROUND( x0, x5, x10, x15)
list($x0, $x5, $x10, $x15) = self::quarterRound($x0, $x5, $x10, $x15);
# QUARTERROUND( x1, x6, x11, x12)
list($x1, $x6, $x11, $x12) = self::quarterRound($x1, $x6, $x11, $x12);
# QUARTERROUND( x2, x7, x8, x13)
list($x2, $x7, $x8, $x13) = self::quarterRound($x2, $x7, $x8, $x13);
# QUARTERROUND( x3, x4, x9, x14)
list($x3, $x4, $x9, $x14) = self::quarterRound($x3, $x4, $x9, $x14);
}
/*
x0 = PLUS(x0, j0);
x1 = PLUS(x1, j1);
x2 = PLUS(x2, j2);
x3 = PLUS(x3, j3);
x4 = PLUS(x4, j4);
x5 = PLUS(x5, j5);
x6 = PLUS(x6, j6);
x7 = PLUS(x7, j7);
x8 = PLUS(x8, j8);
x9 = PLUS(x9, j9);
x10 = PLUS(x10, j10);
x11 = PLUS(x11, j11);
x12 = PLUS(x12, j12);
x13 = PLUS(x13, j13);
x14 = PLUS(x14, j14);
x15 = PLUS(x15, j15);
*/
$x0 = $x0->addInt32($j0);
$x1 = $x1->addInt32($j1);
$x2 = $x2->addInt32($j2);
$x3 = $x3->addInt32($j3);
$x4 = $x4->addInt32($j4);
$x5 = $x5->addInt32($j5);
$x6 = $x6->addInt32($j6);
$x7 = $x7->addInt32($j7);
$x8 = $x8->addInt32($j8);
$x9 = $x9->addInt32($j9);
$x10 = $x10->addInt32($j10);
$x11 = $x11->addInt32($j11);
$x12 = $x12->addInt32($j12);
$x13 = $x13->addInt32($j13);
$x14 = $x14->addInt32($j14);
$x15 = $x15->addInt32($j15);
/*
x0 = XOR(x0, LOAD32_LE(m + 0));
x1 = XOR(x1, LOAD32_LE(m + 4));
x2 = XOR(x2, LOAD32_LE(m + 8));
x3 = XOR(x3, LOAD32_LE(m + 12));
x4 = XOR(x4, LOAD32_LE(m + 16));
x5 = XOR(x5, LOAD32_LE(m + 20));
x6 = XOR(x6, LOAD32_LE(m + 24));
x7 = XOR(x7, LOAD32_LE(m + 28));
x8 = XOR(x8, LOAD32_LE(m + 32));
x9 = XOR(x9, LOAD32_LE(m + 36));
x10 = XOR(x10, LOAD32_LE(m + 40));
x11 = XOR(x11, LOAD32_LE(m + 44));
x12 = XOR(x12, LOAD32_LE(m + 48));
x13 = XOR(x13, LOAD32_LE(m + 52));
x14 = XOR(x14, LOAD32_LE(m + 56));
x15 = XOR(x15, LOAD32_LE(m + 60));
*/
$x0 = $x0->xorInt32(ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($message, 0, 4)));
$x1 = $x1->xorInt32(ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($message, 4, 4)));
$x2 = $x2->xorInt32(ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($message, 8, 4)));
$x3 = $x3->xorInt32(ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($message, 12, 4)));
$x4 = $x4->xorInt32(ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($message, 16, 4)));
$x5 = $x5->xorInt32(ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($message, 20, 4)));
$x6 = $x6->xorInt32(ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($message, 24, 4)));
$x7 = $x7->xorInt32(ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($message, 28, 4)));
$x8 = $x8->xorInt32(ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($message, 32, 4)));
$x9 = $x9->xorInt32(ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($message, 36, 4)));
$x10 = $x10->xorInt32(ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($message, 40, 4)));
$x11 = $x11->xorInt32(ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($message, 44, 4)));
$x12 = $x12->xorInt32(ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($message, 48, 4)));
$x13 = $x13->xorInt32(ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($message, 52, 4)));
$x14 = $x14->xorInt32(ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($message, 56, 4)));
$x15 = $x15->xorInt32(ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($message, 60, 4)));
/*
j12 = PLUSONE(j12);
if (!j12) {
j13 = PLUSONE(j13);
}
*/
/** @var ParagonIE_Sodium_Core32_Int32 $j12 */
$j12 = $j12->addInt(1);
if ($j12->limbs[0] === 0 && $j12->limbs[1] === 0) {
$j13 = $j13->addInt(1);
}
/*
STORE32_LE(c + 0, x0);
STORE32_LE(c + 4, x1);
STORE32_LE(c + 8, x2);
STORE32_LE(c + 12, x3);
STORE32_LE(c + 16, x4);
STORE32_LE(c + 20, x5);
STORE32_LE(c + 24, x6);
STORE32_LE(c + 28, x7);
STORE32_LE(c + 32, x8);
STORE32_LE(c + 36, x9);
STORE32_LE(c + 40, x10);
STORE32_LE(c + 44, x11);
STORE32_LE(c + 48, x12);
STORE32_LE(c + 52, x13);
STORE32_LE(c + 56, x14);
STORE32_LE(c + 60, x15);
*/
$block = $x0->toReverseString() .
$x1->toReverseString() .
$x2->toReverseString() .
$x3->toReverseString() .
$x4->toReverseString() .
$x5->toReverseString() .
$x6->toReverseString() .
$x7->toReverseString() .
$x8->toReverseString() .
$x9->toReverseString() .
$x10->toReverseString() .
$x11->toReverseString() .
$x12->toReverseString() .
$x13->toReverseString() .
$x14->toReverseString() .
$x15->toReverseString();
/* Partial block */
if ($bytes < 64) {
$c .= self::substr($block, 0, $bytes);
break;
}
/* Full block */
$c .= $block;
$bytes -= 64;
if ($bytes <= 0) {
break;
}
$message = self::substr($message, 64);
}
/* end for(;;) loop */
$ctx[12] = $j12;
$ctx[13] = $j13;
return $c;
}
/**
* @internal You should not use this directly from another application
*
* @param int $len
* @param string $nonce
* @param string $key
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function stream($len = 64, $nonce = '', $key = '')
{
return self::encryptBytes(
new ParagonIE_Sodium_Core32_ChaCha20_Ctx($key, $nonce),
str_repeat("\x00", $len)
);
}
/**
* @internal You should not use this directly from another application
*
* @param int $len
* @param string $nonce
* @param string $key
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function ietfStream($len, $nonce = '', $key = '')
{
return self::encryptBytes(
new ParagonIE_Sodium_Core32_ChaCha20_IetfCtx($key, $nonce),
str_repeat("\x00", $len)
);
}
/**
* @internal You should not use this directly from another application
*
* @param string $message
* @param string $nonce
* @param string $key
* @param string $ic
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function ietfStreamXorIc($message, $nonce = '', $key = '', $ic = '')
{
return self::encryptBytes(
new ParagonIE_Sodium_Core32_ChaCha20_IetfCtx($key, $nonce, $ic),
$message
);
}
/**
* @internal You should not use this directly from another application
*
* @param string $message
* @param string $nonce
* @param string $key
* @param string $ic
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function streamXorIc($message, $nonce = '', $key = '', $ic = '')
{
return self::encryptBytes(
new ParagonIE_Sodium_Core32_ChaCha20_Ctx($key, $nonce, $ic),
$message
);
}
}
<?php
if (class_exists('ParagonIE_Sodium_Core32_ChaCha20', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core32_ChaCha20
*/
class ParagonIE_Sodium_Core32_ChaCha20 extends ParagonIE_Sodium_Core32_Util
{
/**
* The ChaCha20 quarter round function. Works on four 32-bit integers.
*
* @internal You should not use this directly from another application
*
* @param ParagonIE_Sodium_Core32_Int32 $a
* @param ParagonIE_Sodium_Core32_Int32 $b
* @param ParagonIE_Sodium_Core32_Int32 $c
* @param ParagonIE_Sodium_Core32_Int32 $d
* @return array<int, ParagonIE_Sodium_Core32_Int32>
* @throws SodiumException
* @throws TypeError
*/
protected static function quarterRound(
ParagonIE_Sodium_Core32_Int32 $a,
ParagonIE_Sodium_Core32_Int32 $b,
ParagonIE_Sodium_Core32_Int32 $c,
ParagonIE_Sodium_Core32_Int32 $d
) {
/** @var ParagonIE_Sodium_Core32_Int32 $a */
/** @var ParagonIE_Sodium_Core32_Int32 $b */
/** @var ParagonIE_Sodium_Core32_Int32 $c */
/** @var ParagonIE_Sodium_Core32_Int32 $d */
# a = PLUS(a,b); d = ROTATE(XOR(d,a),16);
$a = $a->addInt32($b);
$d = $d->xorInt32($a)->rotateLeft(16);
# c = PLUS(c,d); b = ROTATE(XOR(b,c),12);
$c = $c->addInt32($d);
$b = $b->xorInt32($c)->rotateLeft(12);
# a = PLUS(a,b); d = ROTATE(XOR(d,a), 8);
$a = $a->addInt32($b);
$d = $d->xorInt32($a)->rotateLeft(8);
# c = PLUS(c,d); b = ROTATE(XOR(b,c), 7);
$c = $c->addInt32($d);
$b = $b->xorInt32($c)->rotateLeft(7);
return array($a, $b, $c, $d);
}
/**
* @internal You should not use this directly from another application
*
* @param ParagonIE_Sodium_Core32_ChaCha20_Ctx $ctx
* @param string $message
*
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function encryptBytes(
ParagonIE_Sodium_Core32_ChaCha20_Ctx $ctx,
$message = ''
) {
$bytes = self::strlen($message);
/** @var ParagonIE_Sodium_Core32_Int32 $x0 */
/** @var ParagonIE_Sodium_Core32_Int32 $x1 */
/** @var ParagonIE_Sodium_Core32_Int32 $x2 */
/** @var ParagonIE_Sodium_Core32_Int32 $x3 */
/** @var ParagonIE_Sodium_Core32_Int32 $x4 */
/** @var ParagonIE_Sodium_Core32_Int32 $x5 */
/** @var ParagonIE_Sodium_Core32_Int32 $x6 */
/** @var ParagonIE_Sodium_Core32_Int32 $x7 */
/** @var ParagonIE_Sodium_Core32_Int32 $x8 */
/** @var ParagonIE_Sodium_Core32_Int32 $x9 */
/** @var ParagonIE_Sodium_Core32_Int32 $x10 */
/** @var ParagonIE_Sodium_Core32_Int32 $x11 */
/** @var ParagonIE_Sodium_Core32_Int32 $x12 */
/** @var ParagonIE_Sodium_Core32_Int32 $x13 */
/** @var ParagonIE_Sodium_Core32_Int32 $x14 */
/** @var ParagonIE_Sodium_Core32_Int32 $x15 */
/*
j0 = ctx->input[0];
j1 = ctx->input[1];
j2 = ctx->input[2];
j3 = ctx->input[3];
j4 = ctx->input[4];
j5 = ctx->input[5];
j6 = ctx->input[6];
j7 = ctx->input[7];
j8 = ctx->input[8];
j9 = ctx->input[9];
j10 = ctx->input[10];
j11 = ctx->input[11];
j12 = ctx->input[12];
j13 = ctx->input[13];
j14 = ctx->input[14];
j15 = ctx->input[15];
*/
/** @var ParagonIE_Sodium_Core32_Int32 $j0 */
$j0 = $ctx[0];
/** @var ParagonIE_Sodium_Core32_Int32 $j1 */
$j1 = $ctx[1];
/** @var ParagonIE_Sodium_Core32_Int32 $j2 */
$j2 = $ctx[2];
/** @var ParagonIE_Sodium_Core32_Int32 $j3 */
$j3 = $ctx[3];
/** @var ParagonIE_Sodium_Core32_Int32 $j4 */
$j4 = $ctx[4];
/** @var ParagonIE_Sodium_Core32_Int32 $j5 */
$j5 = $ctx[5];
/** @var ParagonIE_Sodium_Core32_Int32 $j6 */
$j6 = $ctx[6];
/** @var ParagonIE_Sodium_Core32_Int32 $j7 */
$j7 = $ctx[7];
/** @var ParagonIE_Sodium_Core32_Int32 $j8 */
$j8 = $ctx[8];
/** @var ParagonIE_Sodium_Core32_Int32 $j9 */
$j9 = $ctx[9];
/** @var ParagonIE_Sodium_Core32_Int32 $j10 */
$j10 = $ctx[10];
/** @var ParagonIE_Sodium_Core32_Int32 $j11 */
$j11 = $ctx[11];
/** @var ParagonIE_Sodium_Core32_Int32 $j12 */
$j12 = $ctx[12];
/** @var ParagonIE_Sodium_Core32_Int32 $j13 */
$j13 = $ctx[13];
/** @var ParagonIE_Sodium_Core32_Int32 $j14 */
$j14 = $ctx[14];
/** @var ParagonIE_Sodium_Core32_Int32 $j15 */
$j15 = $ctx[15];
$c = '';
for (;;) {
if ($bytes < 64) {
$message .= str_repeat("\x00", 64 - $bytes);
}
$x0 = clone $j0;
$x1 = clone $j1;
$x2 = clone $j2;
$x3 = clone $j3;
$x4 = clone $j4;
$x5 = clone $j5;
$x6 = clone $j6;
$x7 = clone $j7;
$x8 = clone $j8;
$x9 = clone $j9;
$x10 = clone $j10;
$x11 = clone $j11;
$x12 = clone $j12;
$x13 = clone $j13;
$x14 = clone $j14;
$x15 = clone $j15;
# for (i = 20; i > 0; i -= 2) {
for ($i = 20; $i > 0; $i -= 2) {
# QUARTERROUND( x0, x4, x8, x12)
list($x0, $x4, $x8, $x12) = self::quarterRound($x0, $x4, $x8, $x12);
# QUARTERROUND( x1, x5, x9, x13)
list($x1, $x5, $x9, $x13) = self::quarterRound($x1, $x5, $x9, $x13);
# QUARTERROUND( x2, x6, x10, x14)
list($x2, $x6, $x10, $x14) = self::quarterRound($x2, $x6, $x10, $x14);
# QUARTERROUND( x3, x7, x11, x15)
list($x3, $x7, $x11, $x15) = self::quarterRound($x3, $x7, $x11, $x15);
# QUARTERROUND( x0, x5, x10, x15)
list($x0, $x5, $x10, $x15) = self::quarterRound($x0, $x5, $x10, $x15);
# QUARTERROUND( x1, x6, x11, x12)
list($x1, $x6, $x11, $x12) = self::quarterRound($x1, $x6, $x11, $x12);
# QUARTERROUND( x2, x7, x8, x13)
list($x2, $x7, $x8, $x13) = self::quarterRound($x2, $x7, $x8, $x13);
# QUARTERROUND( x3, x4, x9, x14)
list($x3, $x4, $x9, $x14) = self::quarterRound($x3, $x4, $x9, $x14);
}
/*
x0 = PLUS(x0, j0);
x1 = PLUS(x1, j1);
x2 = PLUS(x2, j2);
x3 = PLUS(x3, j3);
x4 = PLUS(x4, j4);
x5 = PLUS(x5, j5);
x6 = PLUS(x6, j6);
x7 = PLUS(x7, j7);
x8 = PLUS(x8, j8);
x9 = PLUS(x9, j9);
x10 = PLUS(x10, j10);
x11 = PLUS(x11, j11);
x12 = PLUS(x12, j12);
x13 = PLUS(x13, j13);
x14 = PLUS(x14, j14);
x15 = PLUS(x15, j15);
*/
$x0 = $x0->addInt32($j0);
$x1 = $x1->addInt32($j1);
$x2 = $x2->addInt32($j2);
$x3 = $x3->addInt32($j3);
$x4 = $x4->addInt32($j4);
$x5 = $x5->addInt32($j5);
$x6 = $x6->addInt32($j6);
$x7 = $x7->addInt32($j7);
$x8 = $x8->addInt32($j8);
$x9 = $x9->addInt32($j9);
$x10 = $x10->addInt32($j10);
$x11 = $x11->addInt32($j11);
$x12 = $x12->addInt32($j12);
$x13 = $x13->addInt32($j13);
$x14 = $x14->addInt32($j14);
$x15 = $x15->addInt32($j15);
/*
x0 = XOR(x0, LOAD32_LE(m + 0));
x1 = XOR(x1, LOAD32_LE(m + 4));
x2 = XOR(x2, LOAD32_LE(m + 8));
x3 = XOR(x3, LOAD32_LE(m + 12));
x4 = XOR(x4, LOAD32_LE(m + 16));
x5 = XOR(x5, LOAD32_LE(m + 20));
x6 = XOR(x6, LOAD32_LE(m + 24));
x7 = XOR(x7, LOAD32_LE(m + 28));
x8 = XOR(x8, LOAD32_LE(m + 32));
x9 = XOR(x9, LOAD32_LE(m + 36));
x10 = XOR(x10, LOAD32_LE(m + 40));
x11 = XOR(x11, LOAD32_LE(m + 44));
x12 = XOR(x12, LOAD32_LE(m + 48));
x13 = XOR(x13, LOAD32_LE(m + 52));
x14 = XOR(x14, LOAD32_LE(m + 56));
x15 = XOR(x15, LOAD32_LE(m + 60));
*/
$x0 = $x0->xorInt32(ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($message, 0, 4)));
$x1 = $x1->xorInt32(ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($message, 4, 4)));
$x2 = $x2->xorInt32(ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($message, 8, 4)));
$x3 = $x3->xorInt32(ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($message, 12, 4)));
$x4 = $x4->xorInt32(ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($message, 16, 4)));
$x5 = $x5->xorInt32(ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($message, 20, 4)));
$x6 = $x6->xorInt32(ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($message, 24, 4)));
$x7 = $x7->xorInt32(ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($message, 28, 4)));
$x8 = $x8->xorInt32(ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($message, 32, 4)));
$x9 = $x9->xorInt32(ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($message, 36, 4)));
$x10 = $x10->xorInt32(ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($message, 40, 4)));
$x11 = $x11->xorInt32(ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($message, 44, 4)));
$x12 = $x12->xorInt32(ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($message, 48, 4)));
$x13 = $x13->xorInt32(ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($message, 52, 4)));
$x14 = $x14->xorInt32(ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($message, 56, 4)));
$x15 = $x15->xorInt32(ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($message, 60, 4)));
/*
j12 = PLUSONE(j12);
if (!j12) {
j13 = PLUSONE(j13);
}
*/
/** @var ParagonIE_Sodium_Core32_Int32 $j12 */
$j12 = $j12->addInt(1);
if ($j12->limbs[0] === 0 && $j12->limbs[1] === 0) {
$j13 = $j13->addInt(1);
}
/*
STORE32_LE(c + 0, x0);
STORE32_LE(c + 4, x1);
STORE32_LE(c + 8, x2);
STORE32_LE(c + 12, x3);
STORE32_LE(c + 16, x4);
STORE32_LE(c + 20, x5);
STORE32_LE(c + 24, x6);
STORE32_LE(c + 28, x7);
STORE32_LE(c + 32, x8);
STORE32_LE(c + 36, x9);
STORE32_LE(c + 40, x10);
STORE32_LE(c + 44, x11);
STORE32_LE(c + 48, x12);
STORE32_LE(c + 52, x13);
STORE32_LE(c + 56, x14);
STORE32_LE(c + 60, x15);
*/
$block = $x0->toReverseString() .
$x1->toReverseString() .
$x2->toReverseString() .
$x3->toReverseString() .
$x4->toReverseString() .
$x5->toReverseString() .
$x6->toReverseString() .
$x7->toReverseString() .
$x8->toReverseString() .
$x9->toReverseString() .
$x10->toReverseString() .
$x11->toReverseString() .
$x12->toReverseString() .
$x13->toReverseString() .
$x14->toReverseString() .
$x15->toReverseString();
/* Partial block */
if ($bytes < 64) {
$c .= self::substr($block, 0, $bytes);
break;
}
/* Full block */
$c .= $block;
$bytes -= 64;
if ($bytes <= 0) {
break;
}
$message = self::substr($message, 64);
}
/* end for(;;) loop */
$ctx[12] = $j12;
$ctx[13] = $j13;
return $c;
}
/**
* @internal You should not use this directly from another application
*
* @param int $len
* @param string $nonce
* @param string $key
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function stream($len = 64, $nonce = '', $key = '')
{
return self::encryptBytes(
new ParagonIE_Sodium_Core32_ChaCha20_Ctx($key, $nonce),
str_repeat("\x00", $len)
);
}
/**
* @internal You should not use this directly from another application
*
* @param int $len
* @param string $nonce
* @param string $key
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function ietfStream($len, $nonce = '', $key = '')
{
return self::encryptBytes(
new ParagonIE_Sodium_Core32_ChaCha20_IetfCtx($key, $nonce),
str_repeat("\x00", $len)
);
}
/**
* @internal You should not use this directly from another application
*
* @param string $message
* @param string $nonce
* @param string $key
* @param string $ic
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function ietfStreamXorIc($message, $nonce = '', $key = '', $ic = '')
{
return self::encryptBytes(
new ParagonIE_Sodium_Core32_ChaCha20_IetfCtx($key, $nonce, $ic),
$message
);
}
/**
* @internal You should not use this directly from another application
*
* @param string $message
* @param string $nonce
* @param string $key
* @param string $ic
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function streamXorIc($message, $nonce = '', $key = '', $ic = '')
{
return self::encryptBytes(
new ParagonIE_Sodium_Core32_ChaCha20_Ctx($key, $nonce, $ic),
$message
);
}
}

View File

@@ -1,130 +1,130 @@
<?php
if (class_exists('ParagonIE_Sodium_Core_ChaCha20_Ctx', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core32_ChaCha20_Ctx
*/
class ParagonIE_Sodium_Core32_ChaCha20_Ctx extends ParagonIE_Sodium_Core32_Util implements ArrayAccess
{
/**
* @var SplFixedArray internally, <int, ParagonIE_Sodium_Core32_Int32>
*/
protected $container;
/**
* ParagonIE_Sodium_Core_ChaCha20_Ctx constructor.
*
* @internal You should not use this directly from another application
*
* @param string $key ChaCha20 key.
* @param string $iv Initialization Vector (a.k.a. nonce).
* @param string $counter The initial counter value.
* Defaults to 8 0x00 bytes.
* @throws InvalidArgumentException
* @throws SodiumException
* @throws TypeError
*/
public function __construct($key = '', $iv = '', $counter = '')
{
if (self::strlen($key) !== 32) {
throw new InvalidArgumentException('ChaCha20 expects a 256-bit key.');
}
if (self::strlen($iv) !== 8) {
throw new InvalidArgumentException('ChaCha20 expects a 64-bit nonce.');
}
$this->container = new SplFixedArray(16);
/* "expand 32-byte k" as per ChaCha20 spec */
$this->container[0] = new ParagonIE_Sodium_Core32_Int32(array(0x6170, 0x7865));
$this->container[1] = new ParagonIE_Sodium_Core32_Int32(array(0x3320, 0x646e));
$this->container[2] = new ParagonIE_Sodium_Core32_Int32(array(0x7962, 0x2d32));
$this->container[3] = new ParagonIE_Sodium_Core32_Int32(array(0x6b20, 0x6574));
$this->container[4] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($key, 0, 4));
$this->container[5] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($key, 4, 4));
$this->container[6] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($key, 8, 4));
$this->container[7] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($key, 12, 4));
$this->container[8] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($key, 16, 4));
$this->container[9] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($key, 20, 4));
$this->container[10] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($key, 24, 4));
$this->container[11] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($key, 28, 4));
if (empty($counter)) {
$this->container[12] = new ParagonIE_Sodium_Core32_Int32();
$this->container[13] = new ParagonIE_Sodium_Core32_Int32();
} else {
$this->container[12] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($counter, 0, 4));
$this->container[13] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($counter, 4, 4));
}
$this->container[14] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($iv, 0, 4));
$this->container[15] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($iv, 4, 4));
}
/**
* @internal You should not use this directly from another application
*
* @param int $offset
* @param int|ParagonIE_Sodium_Core32_Int32 $value
* @return void
*/
#[ReturnTypeWillChange]
public function offsetSet($offset, $value)
{
if (!is_int($offset)) {
throw new InvalidArgumentException('Expected an integer');
}
if ($value instanceof ParagonIE_Sodium_Core32_Int32) {
/*
} elseif (is_int($value)) {
$value = ParagonIE_Sodium_Core32_Int32::fromInt($value);
*/
} else {
throw new InvalidArgumentException('Expected an integer');
}
$this->container[$offset] = $value;
}
/**
* @internal You should not use this directly from another application
*
* @param int $offset
* @return bool
* @psalm-suppress MixedArrayOffset
*/
#[ReturnTypeWillChange]
public function offsetExists($offset)
{
return isset($this->container[$offset]);
}
/**
* @internal You should not use this directly from another application
*
* @param int $offset
* @return void
* @psalm-suppress MixedArrayOffset
*/
#[ReturnTypeWillChange]
public function offsetUnset($offset)
{
unset($this->container[$offset]);
}
/**
* @internal You should not use this directly from another application
*
* @param int $offset
* @return mixed|null
* @psalm-suppress MixedArrayOffset
*/
#[ReturnTypeWillChange]
public function offsetGet($offset)
{
return isset($this->container[$offset])
? $this->container[$offset]
: null;
}
}
<?php
if (class_exists('ParagonIE_Sodium_Core_ChaCha20_Ctx', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core32_ChaCha20_Ctx
*/
class ParagonIE_Sodium_Core32_ChaCha20_Ctx extends ParagonIE_Sodium_Core32_Util implements ArrayAccess
{
/**
* @var SplFixedArray internally, <int, ParagonIE_Sodium_Core32_Int32>
*/
protected $container;
/**
* ParagonIE_Sodium_Core_ChaCha20_Ctx constructor.
*
* @internal You should not use this directly from another application
*
* @param string $key ChaCha20 key.
* @param string $iv Initialization Vector (a.k.a. nonce).
* @param string $counter The initial counter value.
* Defaults to 8 0x00 bytes.
* @throws InvalidArgumentException
* @throws SodiumException
* @throws TypeError
*/
public function __construct($key = '', $iv = '', $counter = '')
{
if (self::strlen($key) !== 32) {
throw new InvalidArgumentException('ChaCha20 expects a 256-bit key.');
}
if (self::strlen($iv) !== 8) {
throw new InvalidArgumentException('ChaCha20 expects a 64-bit nonce.');
}
$this->container = new SplFixedArray(16);
/* "expand 32-byte k" as per ChaCha20 spec */
$this->container[0] = new ParagonIE_Sodium_Core32_Int32(array(0x6170, 0x7865));
$this->container[1] = new ParagonIE_Sodium_Core32_Int32(array(0x3320, 0x646e));
$this->container[2] = new ParagonIE_Sodium_Core32_Int32(array(0x7962, 0x2d32));
$this->container[3] = new ParagonIE_Sodium_Core32_Int32(array(0x6b20, 0x6574));
$this->container[4] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($key, 0, 4));
$this->container[5] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($key, 4, 4));
$this->container[6] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($key, 8, 4));
$this->container[7] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($key, 12, 4));
$this->container[8] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($key, 16, 4));
$this->container[9] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($key, 20, 4));
$this->container[10] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($key, 24, 4));
$this->container[11] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($key, 28, 4));
if (empty($counter)) {
$this->container[12] = new ParagonIE_Sodium_Core32_Int32();
$this->container[13] = new ParagonIE_Sodium_Core32_Int32();
} else {
$this->container[12] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($counter, 0, 4));
$this->container[13] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($counter, 4, 4));
}
$this->container[14] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($iv, 0, 4));
$this->container[15] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($iv, 4, 4));
}
/**
* @internal You should not use this directly from another application
*
* @param int $offset
* @param int|ParagonIE_Sodium_Core32_Int32 $value
* @return void
*/
#[ReturnTypeWillChange]
public function offsetSet($offset, $value)
{
if (!is_int($offset)) {
throw new InvalidArgumentException('Expected an integer');
}
if ($value instanceof ParagonIE_Sodium_Core32_Int32) {
/*
} elseif (is_int($value)) {
$value = ParagonIE_Sodium_Core32_Int32::fromInt($value);
*/
} else {
throw new InvalidArgumentException('Expected an integer');
}
$this->container[$offset] = $value;
}
/**
* @internal You should not use this directly from another application
*
* @param int $offset
* @return bool
* @psalm-suppress MixedArrayOffset
*/
#[ReturnTypeWillChange]
public function offsetExists($offset)
{
return isset($this->container[$offset]);
}
/**
* @internal You should not use this directly from another application
*
* @param int $offset
* @return void
* @psalm-suppress MixedArrayOffset
*/
#[ReturnTypeWillChange]
public function offsetUnset($offset)
{
unset($this->container[$offset]);
}
/**
* @internal You should not use this directly from another application
*
* @param int $offset
* @return mixed|null
* @psalm-suppress MixedArrayOffset
*/
#[ReturnTypeWillChange]
public function offsetGet($offset)
{
return isset($this->container[$offset])
? $this->container[$offset]
: null;
}
}

View File

@@ -1,39 +1,39 @@
<?php
if (class_exists('ParagonIE_Sodium_Core_ChaCha20_IetfCtx', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core32_ChaCha20_IetfCtx
*/
class ParagonIE_Sodium_Core32_ChaCha20_IetfCtx extends ParagonIE_Sodium_Core32_ChaCha20_Ctx
{
/**
* ParagonIE_Sodium_Core_ChaCha20_IetfCtx constructor.
*
* @internal You should not use this directly from another application
*
* @param string $key ChaCha20 key.
* @param string $iv Initialization Vector (a.k.a. nonce).
* @param string $counter The initial counter value.
* Defaults to 4 0x00 bytes.
* @throws InvalidArgumentException
* @throws SodiumException
* @throws TypeError
*/
public function __construct($key = '', $iv = '', $counter = '')
{
if (self::strlen($iv) !== 12) {
throw new InvalidArgumentException('ChaCha20 expects a 96-bit nonce in IETF mode.');
}
parent::__construct($key, self::substr($iv, 0, 8), $counter);
if (!empty($counter)) {
$this->container[12] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($counter, 0, 4));
}
$this->container[13] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($iv, 0, 4));
$this->container[14] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($iv, 4, 4));
$this->container[15] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($iv, 8, 4));
}
}
<?php
if (class_exists('ParagonIE_Sodium_Core_ChaCha20_IetfCtx', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core32_ChaCha20_IetfCtx
*/
class ParagonIE_Sodium_Core32_ChaCha20_IetfCtx extends ParagonIE_Sodium_Core32_ChaCha20_Ctx
{
/**
* ParagonIE_Sodium_Core_ChaCha20_IetfCtx constructor.
*
* @internal You should not use this directly from another application
*
* @param string $key ChaCha20 key.
* @param string $iv Initialization Vector (a.k.a. nonce).
* @param string $counter The initial counter value.
* Defaults to 4 0x00 bytes.
* @throws InvalidArgumentException
* @throws SodiumException
* @throws TypeError
*/
public function __construct($key = '', $iv = '', $counter = '')
{
if (self::strlen($iv) !== 12) {
throw new InvalidArgumentException('ChaCha20 expects a 96-bit nonce in IETF mode.');
}
parent::__construct($key, self::substr($iv, 0, 8), $counter);
if (!empty($counter)) {
$this->container[12] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($counter, 0, 4));
}
$this->container[13] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($iv, 0, 4));
$this->container[14] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($iv, 4, 4));
$this->container[15] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($iv, 8, 4));
}
}

File diff suppressed because it is too large Load Diff

View File

@@ -1,192 +1,192 @@
<?php
if (class_exists('ParagonIE_Sodium_Core32_Curve25519_Fe', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core32_Curve25519_Fe
*
* This represents a Field Element
*/
class ParagonIE_Sodium_Core32_Curve25519_Fe implements ArrayAccess
{
/**
* @var array<int, ParagonIE_Sodium_Core32_Int32>
*/
protected $container = array();
/**
* @var int
*/
protected $size = 10;
/**
* @internal You should not use this directly from another application
*
* @param array<int, ParagonIE_Sodium_Core32_Int32> $array
* @param bool $save_indexes
* @return self
* @throws SodiumException
* @throws TypeError
*/
public static function fromArray($array, $save_indexes = null)
{
$count = count($array);
if ($save_indexes) {
$keys = array_keys($array);
} else {
$keys = range(0, $count - 1);
}
$array = array_values($array);
$obj = new ParagonIE_Sodium_Core32_Curve25519_Fe();
if ($save_indexes) {
for ($i = 0; $i < $count; ++$i) {
$array[$i]->overflow = 0;
$obj->offsetSet($keys[$i], $array[$i]);
}
} else {
for ($i = 0; $i < $count; ++$i) {
if (!($array[$i] instanceof ParagonIE_Sodium_Core32_Int32)) {
throw new TypeError('Expected ParagonIE_Sodium_Core32_Int32');
}
$array[$i]->overflow = 0;
$obj->offsetSet($i, $array[$i]);
}
}
return $obj;
}
/**
* @internal You should not use this directly from another application
*
* @param array<int, int> $array
* @param bool $save_indexes
* @return self
* @throws SodiumException
* @throws TypeError
*/
public static function fromIntArray($array, $save_indexes = null)
{
$count = count($array);
if ($save_indexes) {
$keys = array_keys($array);
} else {
$keys = range(0, $count - 1);
}
$array = array_values($array);
$set = array();
/** @var int $i */
/** @var int $v */
foreach ($array as $i => $v) {
$set[$i] = ParagonIE_Sodium_Core32_Int32::fromInt($v);
}
$obj = new ParagonIE_Sodium_Core32_Curve25519_Fe();
if ($save_indexes) {
for ($i = 0; $i < $count; ++$i) {
$set[$i]->overflow = 0;
$obj->offsetSet($keys[$i], $set[$i]);
}
} else {
for ($i = 0; $i < $count; ++$i) {
$set[$i]->overflow = 0;
$obj->offsetSet($i, $set[$i]);
}
}
return $obj;
}
/**
* @internal You should not use this directly from another application
*
* @param mixed $offset
* @param mixed $value
* @return void
* @throws SodiumException
* @throws TypeError
*/
#[ReturnTypeWillChange]
public function offsetSet($offset, $value)
{
if (!($value instanceof ParagonIE_Sodium_Core32_Int32)) {
throw new InvalidArgumentException('Expected an instance of ParagonIE_Sodium_Core32_Int32');
}
if (is_null($offset)) {
$this->container[] = $value;
} else {
ParagonIE_Sodium_Core32_Util::declareScalarType($offset, 'int', 1);
$this->container[(int) $offset] = $value;
}
}
/**
* @internal You should not use this directly from another application
*
* @param mixed $offset
* @return bool
* @psalm-suppress MixedArrayOffset
*/
#[ReturnTypeWillChange]
public function offsetExists($offset)
{
return isset($this->container[$offset]);
}
/**
* @internal You should not use this directly from another application
*
* @param mixed $offset
* @return void
* @psalm-suppress MixedArrayOffset
*/
#[ReturnTypeWillChange]
public function offsetUnset($offset)
{
unset($this->container[$offset]);
}
/**
* @internal You should not use this directly from another application
*
* @param mixed $offset
* @return ParagonIE_Sodium_Core32_Int32
* @psalm-suppress MixedArrayOffset
*/
#[ReturnTypeWillChange]
public function offsetGet($offset)
{
if (!isset($this->container[$offset])) {
$this->container[(int) $offset] = new ParagonIE_Sodium_Core32_Int32();
}
/** @var ParagonIE_Sodium_Core32_Int32 $get */
$get = $this->container[$offset];
return $get;
}
/**
* @internal You should not use this directly from another application
*
* @return array
*/
public function __debugInfo()
{
if (empty($this->container)) {
return array();
}
$c = array(
(int) ($this->container[0]->toInt()),
(int) ($this->container[1]->toInt()),
(int) ($this->container[2]->toInt()),
(int) ($this->container[3]->toInt()),
(int) ($this->container[4]->toInt()),
(int) ($this->container[5]->toInt()),
(int) ($this->container[6]->toInt()),
(int) ($this->container[7]->toInt()),
(int) ($this->container[8]->toInt()),
(int) ($this->container[9]->toInt())
);
return array(implode(', ', $c));
}
}
<?php
if (class_exists('ParagonIE_Sodium_Core32_Curve25519_Fe', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core32_Curve25519_Fe
*
* This represents a Field Element
*/
class ParagonIE_Sodium_Core32_Curve25519_Fe implements ArrayAccess
{
/**
* @var array<int, ParagonIE_Sodium_Core32_Int32>
*/
protected $container = array();
/**
* @var int
*/
protected $size = 10;
/**
* @internal You should not use this directly from another application
*
* @param array<int, ParagonIE_Sodium_Core32_Int32> $array
* @param bool $save_indexes
* @return self
* @throws SodiumException
* @throws TypeError
*/
public static function fromArray($array, $save_indexes = null)
{
$count = count($array);
if ($save_indexes) {
$keys = array_keys($array);
} else {
$keys = range(0, $count - 1);
}
$array = array_values($array);
$obj = new ParagonIE_Sodium_Core32_Curve25519_Fe();
if ($save_indexes) {
for ($i = 0; $i < $count; ++$i) {
$array[$i]->overflow = 0;
$obj->offsetSet($keys[$i], $array[$i]);
}
} else {
for ($i = 0; $i < $count; ++$i) {
if (!($array[$i] instanceof ParagonIE_Sodium_Core32_Int32)) {
throw new TypeError('Expected ParagonIE_Sodium_Core32_Int32');
}
$array[$i]->overflow = 0;
$obj->offsetSet($i, $array[$i]);
}
}
return $obj;
}
/**
* @internal You should not use this directly from another application
*
* @param array<int, int> $array
* @param bool $save_indexes
* @return self
* @throws SodiumException
* @throws TypeError
*/
public static function fromIntArray($array, $save_indexes = null)
{
$count = count($array);
if ($save_indexes) {
$keys = array_keys($array);
} else {
$keys = range(0, $count - 1);
}
$array = array_values($array);
$set = array();
/** @var int $i */
/** @var int $v */
foreach ($array as $i => $v) {
$set[$i] = ParagonIE_Sodium_Core32_Int32::fromInt($v);
}
$obj = new ParagonIE_Sodium_Core32_Curve25519_Fe();
if ($save_indexes) {
for ($i = 0; $i < $count; ++$i) {
$set[$i]->overflow = 0;
$obj->offsetSet($keys[$i], $set[$i]);
}
} else {
for ($i = 0; $i < $count; ++$i) {
$set[$i]->overflow = 0;
$obj->offsetSet($i, $set[$i]);
}
}
return $obj;
}
/**
* @internal You should not use this directly from another application
*
* @param mixed $offset
* @param mixed $value
* @return void
* @throws SodiumException
* @throws TypeError
*/
#[ReturnTypeWillChange]
public function offsetSet($offset, $value)
{
if (!($value instanceof ParagonIE_Sodium_Core32_Int32)) {
throw new InvalidArgumentException('Expected an instance of ParagonIE_Sodium_Core32_Int32');
}
if (is_null($offset)) {
$this->container[] = $value;
} else {
ParagonIE_Sodium_Core32_Util::declareScalarType($offset, 'int', 1);
$this->container[(int) $offset] = $value;
}
}
/**
* @internal You should not use this directly from another application
*
* @param mixed $offset
* @return bool
* @psalm-suppress MixedArrayOffset
*/
#[ReturnTypeWillChange]
public function offsetExists($offset)
{
return isset($this->container[$offset]);
}
/**
* @internal You should not use this directly from another application
*
* @param mixed $offset
* @return void
* @psalm-suppress MixedArrayOffset
*/
#[ReturnTypeWillChange]
public function offsetUnset($offset)
{
unset($this->container[$offset]);
}
/**
* @internal You should not use this directly from another application
*
* @param mixed $offset
* @return ParagonIE_Sodium_Core32_Int32
* @psalm-suppress MixedArrayOffset
*/
#[ReturnTypeWillChange]
public function offsetGet($offset)
{
if (!isset($this->container[$offset])) {
$this->container[(int) $offset] = new ParagonIE_Sodium_Core32_Int32();
}
/** @var ParagonIE_Sodium_Core32_Int32 $get */
$get = $this->container[$offset];
return $get;
}
/**
* @internal You should not use this directly from another application
*
* @return array
*/
public function __debugInfo()
{
if (empty($this->container)) {
return array();
}
$c = array(
(int) ($this->container[0]->toInt()),
(int) ($this->container[1]->toInt()),
(int) ($this->container[2]->toInt()),
(int) ($this->container[3]->toInt()),
(int) ($this->container[4]->toInt()),
(int) ($this->container[5]->toInt()),
(int) ($this->container[6]->toInt()),
(int) ($this->container[7]->toInt()),
(int) ($this->container[8]->toInt()),
(int) ($this->container[9]->toInt())
);
return array(implode(', ', $c));
}
}

View File

@@ -1,65 +1,65 @@
<?php
if (class_exists('ParagonIE_Sodium_Core32_Curve25519_Ge_Cached', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core32_Curve25519_Ge_Cached
*/
class ParagonIE_Sodium_Core32_Curve25519_Ge_Cached
{
/**
* @var ParagonIE_Sodium_Core32_Curve25519_Fe
*/
public $YplusX;
/**
* @var ParagonIE_Sodium_Core32_Curve25519_Fe
*/
public $YminusX;
/**
* @var ParagonIE_Sodium_Core32_Curve25519_Fe
*/
public $Z;
/**
* @var ParagonIE_Sodium_Core32_Curve25519_Fe
*/
public $T2d;
/**
* ParagonIE_Sodium_Core32_Curve25519_Ge_Cached constructor.
*
* @internal You should not use this directly from another application
*
* @param ParagonIE_Sodium_Core32_Curve25519_Fe|null $YplusX
* @param ParagonIE_Sodium_Core32_Curve25519_Fe|null $YminusX
* @param ParagonIE_Sodium_Core32_Curve25519_Fe|null $Z
* @param ParagonIE_Sodium_Core32_Curve25519_Fe|null $T2d
*/
public function __construct(
ParagonIE_Sodium_Core32_Curve25519_Fe $YplusX = null,
ParagonIE_Sodium_Core32_Curve25519_Fe $YminusX = null,
ParagonIE_Sodium_Core32_Curve25519_Fe $Z = null,
ParagonIE_Sodium_Core32_Curve25519_Fe $T2d = null
) {
if ($YplusX === null) {
$YplusX = new ParagonIE_Sodium_Core32_Curve25519_Fe();
}
$this->YplusX = $YplusX;
if ($YminusX === null) {
$YminusX = new ParagonIE_Sodium_Core32_Curve25519_Fe();
}
$this->YminusX = $YminusX;
if ($Z === null) {
$Z = new ParagonIE_Sodium_Core32_Curve25519_Fe();
}
$this->Z = $Z;
if ($T2d === null) {
$T2d = new ParagonIE_Sodium_Core32_Curve25519_Fe();
}
$this->T2d = $T2d;
}
}
<?php
if (class_exists('ParagonIE_Sodium_Core32_Curve25519_Ge_Cached', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core32_Curve25519_Ge_Cached
*/
class ParagonIE_Sodium_Core32_Curve25519_Ge_Cached
{
/**
* @var ParagonIE_Sodium_Core32_Curve25519_Fe
*/
public $YplusX;
/**
* @var ParagonIE_Sodium_Core32_Curve25519_Fe
*/
public $YminusX;
/**
* @var ParagonIE_Sodium_Core32_Curve25519_Fe
*/
public $Z;
/**
* @var ParagonIE_Sodium_Core32_Curve25519_Fe
*/
public $T2d;
/**
* ParagonIE_Sodium_Core32_Curve25519_Ge_Cached constructor.
*
* @internal You should not use this directly from another application
*
* @param ParagonIE_Sodium_Core32_Curve25519_Fe|null $YplusX
* @param ParagonIE_Sodium_Core32_Curve25519_Fe|null $YminusX
* @param ParagonIE_Sodium_Core32_Curve25519_Fe|null $Z
* @param ParagonIE_Sodium_Core32_Curve25519_Fe|null $T2d
*/
public function __construct(
ParagonIE_Sodium_Core32_Curve25519_Fe $YplusX = null,
ParagonIE_Sodium_Core32_Curve25519_Fe $YminusX = null,
ParagonIE_Sodium_Core32_Curve25519_Fe $Z = null,
ParagonIE_Sodium_Core32_Curve25519_Fe $T2d = null
) {
if ($YplusX === null) {
$YplusX = new ParagonIE_Sodium_Core32_Curve25519_Fe();
}
$this->YplusX = $YplusX;
if ($YminusX === null) {
$YminusX = new ParagonIE_Sodium_Core32_Curve25519_Fe();
}
$this->YminusX = $YminusX;
if ($Z === null) {
$Z = new ParagonIE_Sodium_Core32_Curve25519_Fe();
}
$this->Z = $Z;
if ($T2d === null) {
$T2d = new ParagonIE_Sodium_Core32_Curve25519_Fe();
}
$this->T2d = $T2d;
}
}

View File

@@ -1,67 +1,67 @@
<?php
if (class_exists('ParagonIE_Sodium_Core32_Curve25519_Ge_P1p1', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core32_Curve25519_Ge_P1p1
*/
class ParagonIE_Sodium_Core32_Curve25519_Ge_P1p1
{
/**
* @var ParagonIE_Sodium_Core32_Curve25519_Fe
*/
public $X;
/**
* @var ParagonIE_Sodium_Core32_Curve25519_Fe
*/
public $Y;
/**
* @var ParagonIE_Sodium_Core32_Curve25519_Fe
*/
public $Z;
/**
* @var ParagonIE_Sodium_Core32_Curve25519_Fe
*/
public $T;
/**
* ParagonIE_Sodium_Core32_Curve25519_Ge_P1p1 constructor.
*
* @internal You should not use this directly from another application
*
* @param ParagonIE_Sodium_Core32_Curve25519_Fe|null $x
* @param ParagonIE_Sodium_Core32_Curve25519_Fe|null $y
* @param ParagonIE_Sodium_Core32_Curve25519_Fe|null $z
* @param ParagonIE_Sodium_Core32_Curve25519_Fe|null $t
*
* @throws SodiumException
* @throws TypeError
*/
public function __construct(
ParagonIE_Sodium_Core32_Curve25519_Fe $x = null,
ParagonIE_Sodium_Core32_Curve25519_Fe $y = null,
ParagonIE_Sodium_Core32_Curve25519_Fe $z = null,
ParagonIE_Sodium_Core32_Curve25519_Fe $t = null
) {
if ($x === null) {
$x = ParagonIE_Sodium_Core32_Curve25519::fe_0();
}
$this->X = $x;
if ($y === null) {
$y = ParagonIE_Sodium_Core32_Curve25519::fe_0();
}
$this->Y = $y;
if ($z === null) {
$z = ParagonIE_Sodium_Core32_Curve25519::fe_0();
}
$this->Z = $z;
if ($t === null) {
$t = ParagonIE_Sodium_Core32_Curve25519::fe_0();
}
$this->T = $t;
}
}
<?php
if (class_exists('ParagonIE_Sodium_Core32_Curve25519_Ge_P1p1', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core32_Curve25519_Ge_P1p1
*/
class ParagonIE_Sodium_Core32_Curve25519_Ge_P1p1
{
/**
* @var ParagonIE_Sodium_Core32_Curve25519_Fe
*/
public $X;
/**
* @var ParagonIE_Sodium_Core32_Curve25519_Fe
*/
public $Y;
/**
* @var ParagonIE_Sodium_Core32_Curve25519_Fe
*/
public $Z;
/**
* @var ParagonIE_Sodium_Core32_Curve25519_Fe
*/
public $T;
/**
* ParagonIE_Sodium_Core32_Curve25519_Ge_P1p1 constructor.
*
* @internal You should not use this directly from another application
*
* @param ParagonIE_Sodium_Core32_Curve25519_Fe|null $x
* @param ParagonIE_Sodium_Core32_Curve25519_Fe|null $y
* @param ParagonIE_Sodium_Core32_Curve25519_Fe|null $z
* @param ParagonIE_Sodium_Core32_Curve25519_Fe|null $t
*
* @throws SodiumException
* @throws TypeError
*/
public function __construct(
ParagonIE_Sodium_Core32_Curve25519_Fe $x = null,
ParagonIE_Sodium_Core32_Curve25519_Fe $y = null,
ParagonIE_Sodium_Core32_Curve25519_Fe $z = null,
ParagonIE_Sodium_Core32_Curve25519_Fe $t = null
) {
if ($x === null) {
$x = ParagonIE_Sodium_Core32_Curve25519::fe_0();
}
$this->X = $x;
if ($y === null) {
$y = ParagonIE_Sodium_Core32_Curve25519::fe_0();
}
$this->Y = $y;
if ($z === null) {
$z = ParagonIE_Sodium_Core32_Curve25519::fe_0();
}
$this->Z = $z;
if ($t === null) {
$t = ParagonIE_Sodium_Core32_Curve25519::fe_0();
}
$this->T = $t;
}
}

View File

@@ -1,54 +1,54 @@
<?php
if (class_exists('ParagonIE_Sodium_Core32_Curve25519_Ge_P2', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core32_Curve25519_Ge_P2
*/
class ParagonIE_Sodium_Core32_Curve25519_Ge_P2
{
/**
* @var ParagonIE_Sodium_Core32_Curve25519_Fe
*/
public $X;
/**
* @var ParagonIE_Sodium_Core32_Curve25519_Fe
*/
public $Y;
/**
* @var ParagonIE_Sodium_Core32_Curve25519_Fe
*/
public $Z;
/**
* ParagonIE_Sodium_Core32_Curve25519_Ge_P2 constructor.
*
* @internal You should not use this directly from another application
*
* @param ParagonIE_Sodium_Core32_Curve25519_Fe|null $x
* @param ParagonIE_Sodium_Core32_Curve25519_Fe|null $y
* @param ParagonIE_Sodium_Core32_Curve25519_Fe|null $z
*/
public function __construct(
ParagonIE_Sodium_Core32_Curve25519_Fe $x = null,
ParagonIE_Sodium_Core32_Curve25519_Fe $y = null,
ParagonIE_Sodium_Core32_Curve25519_Fe $z = null
) {
if ($x === null) {
$x = new ParagonIE_Sodium_Core32_Curve25519_Fe();
}
$this->X = $x;
if ($y === null) {
$y = new ParagonIE_Sodium_Core32_Curve25519_Fe();
}
$this->Y = $y;
if ($z === null) {
$z = new ParagonIE_Sodium_Core32_Curve25519_Fe();
}
$this->Z = $z;
}
}
<?php
if (class_exists('ParagonIE_Sodium_Core32_Curve25519_Ge_P2', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core32_Curve25519_Ge_P2
*/
class ParagonIE_Sodium_Core32_Curve25519_Ge_P2
{
/**
* @var ParagonIE_Sodium_Core32_Curve25519_Fe
*/
public $X;
/**
* @var ParagonIE_Sodium_Core32_Curve25519_Fe
*/
public $Y;
/**
* @var ParagonIE_Sodium_Core32_Curve25519_Fe
*/
public $Z;
/**
* ParagonIE_Sodium_Core32_Curve25519_Ge_P2 constructor.
*
* @internal You should not use this directly from another application
*
* @param ParagonIE_Sodium_Core32_Curve25519_Fe|null $x
* @param ParagonIE_Sodium_Core32_Curve25519_Fe|null $y
* @param ParagonIE_Sodium_Core32_Curve25519_Fe|null $z
*/
public function __construct(
ParagonIE_Sodium_Core32_Curve25519_Fe $x = null,
ParagonIE_Sodium_Core32_Curve25519_Fe $y = null,
ParagonIE_Sodium_Core32_Curve25519_Fe $z = null
) {
if ($x === null) {
$x = new ParagonIE_Sodium_Core32_Curve25519_Fe();
}
$this->X = $x;
if ($y === null) {
$y = new ParagonIE_Sodium_Core32_Curve25519_Fe();
}
$this->Y = $y;
if ($z === null) {
$z = new ParagonIE_Sodium_Core32_Curve25519_Fe();
}
$this->Z = $z;
}
}

View File

@@ -1,65 +1,65 @@
<?php
if (class_exists('ParagonIE_Sodium_Core32_Curve25519_Ge_P3', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core32_Curve25519_Ge_P3
*/
class ParagonIE_Sodium_Core32_Curve25519_Ge_P3
{
/**
* @var ParagonIE_Sodium_Core32_Curve25519_Fe
*/
public $X;
/**
* @var ParagonIE_Sodium_Core32_Curve25519_Fe
*/
public $Y;
/**
* @var ParagonIE_Sodium_Core32_Curve25519_Fe
*/
public $Z;
/**
* @var ParagonIE_Sodium_Core32_Curve25519_Fe
*/
public $T;
/**
* ParagonIE_Sodium_Core32_Curve25519_Ge_P3 constructor.
*
* @internal You should not use this directly from another application
*
* @param ParagonIE_Sodium_Core32_Curve25519_Fe|null $x
* @param ParagonIE_Sodium_Core32_Curve25519_Fe|null $y
* @param ParagonIE_Sodium_Core32_Curve25519_Fe|null $z
* @param ParagonIE_Sodium_Core32_Curve25519_Fe|null $t
*/
public function __construct(
ParagonIE_Sodium_Core32_Curve25519_Fe $x = null,
ParagonIE_Sodium_Core32_Curve25519_Fe $y = null,
ParagonIE_Sodium_Core32_Curve25519_Fe $z = null,
ParagonIE_Sodium_Core32_Curve25519_Fe $t = null
) {
if ($x === null) {
$x = new ParagonIE_Sodium_Core32_Curve25519_Fe();
}
$this->X = $x;
if ($y === null) {
$y = new ParagonIE_Sodium_Core32_Curve25519_Fe();
}
$this->Y = $y;
if ($z === null) {
$z = new ParagonIE_Sodium_Core32_Curve25519_Fe();
}
$this->Z = $z;
if ($t === null) {
$t = new ParagonIE_Sodium_Core32_Curve25519_Fe();
}
$this->T = $t;
}
}
<?php
if (class_exists('ParagonIE_Sodium_Core32_Curve25519_Ge_P3', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core32_Curve25519_Ge_P3
*/
class ParagonIE_Sodium_Core32_Curve25519_Ge_P3
{
/**
* @var ParagonIE_Sodium_Core32_Curve25519_Fe
*/
public $X;
/**
* @var ParagonIE_Sodium_Core32_Curve25519_Fe
*/
public $Y;
/**
* @var ParagonIE_Sodium_Core32_Curve25519_Fe
*/
public $Z;
/**
* @var ParagonIE_Sodium_Core32_Curve25519_Fe
*/
public $T;
/**
* ParagonIE_Sodium_Core32_Curve25519_Ge_P3 constructor.
*
* @internal You should not use this directly from another application
*
* @param ParagonIE_Sodium_Core32_Curve25519_Fe|null $x
* @param ParagonIE_Sodium_Core32_Curve25519_Fe|null $y
* @param ParagonIE_Sodium_Core32_Curve25519_Fe|null $z
* @param ParagonIE_Sodium_Core32_Curve25519_Fe|null $t
*/
public function __construct(
ParagonIE_Sodium_Core32_Curve25519_Fe $x = null,
ParagonIE_Sodium_Core32_Curve25519_Fe $y = null,
ParagonIE_Sodium_Core32_Curve25519_Fe $z = null,
ParagonIE_Sodium_Core32_Curve25519_Fe $t = null
) {
if ($x === null) {
$x = new ParagonIE_Sodium_Core32_Curve25519_Fe();
}
$this->X = $x;
if ($y === null) {
$y = new ParagonIE_Sodium_Core32_Curve25519_Fe();
}
$this->Y = $y;
if ($z === null) {
$z = new ParagonIE_Sodium_Core32_Curve25519_Fe();
}
$this->Z = $z;
if ($t === null) {
$t = new ParagonIE_Sodium_Core32_Curve25519_Fe();
}
$this->T = $t;
}
}

View File

@@ -1,56 +1,56 @@
<?php
if (class_exists('ParagonIE_Sodium_Core32_Curve25519_Ge_Precomp', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core32_Curve25519_Ge_Precomp
*/
class ParagonIE_Sodium_Core32_Curve25519_Ge_Precomp
{
/**
* @var ParagonIE_Sodium_Core32_Curve25519_Fe
*/
public $yplusx;
/**
* @var ParagonIE_Sodium_Core32_Curve25519_Fe
*/
public $yminusx;
/**
* @var ParagonIE_Sodium_Core32_Curve25519_Fe
*/
public $xy2d;
/**
* ParagonIE_Sodium_Core32_Curve25519_Ge_Precomp constructor.
*
* @internal You should not use this directly from another application
*
* @param ParagonIE_Sodium_Core32_Curve25519_Fe $yplusx
* @param ParagonIE_Sodium_Core32_Curve25519_Fe $yminusx
* @param ParagonIE_Sodium_Core32_Curve25519_Fe $xy2d
* @throws SodiumException
* @throws TypeError
*/
public function __construct(
ParagonIE_Sodium_Core32_Curve25519_Fe $yplusx = null,
ParagonIE_Sodium_Core32_Curve25519_Fe $yminusx = null,
ParagonIE_Sodium_Core32_Curve25519_Fe $xy2d = null
) {
if ($yplusx === null) {
$yplusx = ParagonIE_Sodium_Core32_Curve25519::fe_0();
}
$this->yplusx = $yplusx;
if ($yminusx === null) {
$yminusx = ParagonIE_Sodium_Core32_Curve25519::fe_0();
}
$this->yminusx = $yminusx;
if ($xy2d === null) {
$xy2d = ParagonIE_Sodium_Core32_Curve25519::fe_0();
}
$this->xy2d = $xy2d;
}
}
<?php
if (class_exists('ParagonIE_Sodium_Core32_Curve25519_Ge_Precomp', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core32_Curve25519_Ge_Precomp
*/
class ParagonIE_Sodium_Core32_Curve25519_Ge_Precomp
{
/**
* @var ParagonIE_Sodium_Core32_Curve25519_Fe
*/
public $yplusx;
/**
* @var ParagonIE_Sodium_Core32_Curve25519_Fe
*/
public $yminusx;
/**
* @var ParagonIE_Sodium_Core32_Curve25519_Fe
*/
public $xy2d;
/**
* ParagonIE_Sodium_Core32_Curve25519_Ge_Precomp constructor.
*
* @internal You should not use this directly from another application
*
* @param ParagonIE_Sodium_Core32_Curve25519_Fe $yplusx
* @param ParagonIE_Sodium_Core32_Curve25519_Fe $yminusx
* @param ParagonIE_Sodium_Core32_Curve25519_Fe $xy2d
* @throws SodiumException
* @throws TypeError
*/
public function __construct(
ParagonIE_Sodium_Core32_Curve25519_Fe $yplusx = null,
ParagonIE_Sodium_Core32_Curve25519_Fe $yminusx = null,
ParagonIE_Sodium_Core32_Curve25519_Fe $xy2d = null
) {
if ($yplusx === null) {
$yplusx = ParagonIE_Sodium_Core32_Curve25519::fe_0();
}
$this->yplusx = $yplusx;
if ($yminusx === null) {
$yminusx = ParagonIE_Sodium_Core32_Curve25519::fe_0();
}
$this->yminusx = $yminusx;
if ($xy2d === null) {
$xy2d = ParagonIE_Sodium_Core32_Curve25519::fe_0();
}
$this->xy2d = $xy2d;
}
}

File diff suppressed because it is too large Load Diff

View File

@@ -1,3 +1,3 @@
# Curve25519 Data Structures
These are PHP implementation of the [structs used in the ref10 curve25519 code](https://github.com/jedisct1/libsodium/blob/master/src/libsodium/include/sodium/private/curve25519_ref10.h).
# Curve25519 Data Structures
These are PHP implementation of the [structs used in the ref10 curve25519 code](https://github.com/jedisct1/libsodium/blob/master/src/libsodium/include/sodium/private/curve25519_ref10.h).

View File

@@ -1,485 +1,485 @@
<?php
if (class_exists('ParagonIE_Sodium_Core32_Ed25519', false)) {
return;
}
if (!class_exists('ParagonIE_Sodium_Core32_Curve25519')) {
require_once dirname(__FILE__) . '/Curve25519.php';
}
/**
* Class ParagonIE_Sodium_Core32_Ed25519
*/
abstract class ParagonIE_Sodium_Core32_Ed25519 extends ParagonIE_Sodium_Core32_Curve25519
{
const KEYPAIR_BYTES = 96;
const SEED_BYTES = 32;
/**
* @internal You should not use this directly from another application
*
* @return string (96 bytes)
* @throws Exception
* @throws SodiumException
* @throws TypeError
*/
public static function keypair()
{
$seed = random_bytes(self::SEED_BYTES);
$pk = '';
$sk = '';
self::seed_keypair($pk, $sk, $seed);
return $sk . $pk;
}
/**
* @internal You should not use this directly from another application
*
* @param string $pk
* @param string $sk
* @param string $seed
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function seed_keypair(&$pk, &$sk, $seed)
{
if (self::strlen($seed) !== self::SEED_BYTES) {
throw new RangeException('crypto_sign keypair seed must be 32 bytes long');
}
/** @var string $pk */
$pk = self::publickey_from_secretkey($seed);
$sk = $seed . $pk;
return $sk;
}
/**
* @internal You should not use this directly from another application
*
* @param string $keypair
* @return string
* @throws TypeError
*/
public static function secretkey($keypair)
{
if (self::strlen($keypair) !== self::KEYPAIR_BYTES) {
throw new RangeException('crypto_sign keypair must be 96 bytes long');
}
return self::substr($keypair, 0, 64);
}
/**
* @internal You should not use this directly from another application
*
* @param string $keypair
* @return string
* @throws RangeException
* @throws TypeError
*/
public static function publickey($keypair)
{
if (self::strlen($keypair) !== self::KEYPAIR_BYTES) {
throw new RangeException('crypto_sign keypair must be 96 bytes long');
}
return self::substr($keypair, 64, 32);
}
/**
* @internal You should not use this directly from another application
*
* @param string $sk
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function publickey_from_secretkey($sk)
{
/** @var string $sk */
$sk = hash('sha512', self::substr($sk, 0, 32), true);
$sk[0] = self::intToChr(
self::chrToInt($sk[0]) & 248
);
$sk[31] = self::intToChr(
(self::chrToInt($sk[31]) & 63) | 64
);
return self::sk_to_pk($sk);
}
/**
* @param string $pk
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function pk_to_curve25519($pk)
{
if (self::small_order($pk)) {
throw new SodiumException('Public key is on a small order');
}
$A = self::ge_frombytes_negate_vartime($pk);
$p1 = self::ge_mul_l($A);
if (!self::fe_isnonzero($p1->X)) {
throw new SodiumException('Unexpected zero result');
}
# fe_1(one_minus_y);
# fe_sub(one_minus_y, one_minus_y, A.Y);
# fe_invert(one_minus_y, one_minus_y);
$one_minux_y = self::fe_invert(
self::fe_sub(
self::fe_1(),
$A->Y
)
);
# fe_1(x);
# fe_add(x, x, A.Y);
# fe_mul(x, x, one_minus_y);
$x = self::fe_mul(
self::fe_add(self::fe_1(), $A->Y),
$one_minux_y
);
# fe_tobytes(curve25519_pk, x);
return self::fe_tobytes($x);
}
/**
* @internal You should not use this directly from another application
*
* @param string $sk
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function sk_to_pk($sk)
{
return self::ge_p3_tobytes(
self::ge_scalarmult_base(
self::substr($sk, 0, 32)
)
);
}
/**
* @internal You should not use this directly from another application
*
* @param string $message
* @param string $sk
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function sign($message, $sk)
{
/** @var string $signature */
$signature = self::sign_detached($message, $sk);
return $signature . $message;
}
/**
* @internal You should not use this directly from another application
*
* @param string $message A signed message
* @param string $pk Public key
* @return string Message (without signature)
* @throws SodiumException
* @throws TypeError
*/
public static function sign_open($message, $pk)
{
/** @var string $signature */
$signature = self::substr($message, 0, 64);
/** @var string $message */
$message = self::substr($message, 64);
if (self::verify_detached($signature, $message, $pk)) {
return $message;
}
throw new SodiumException('Invalid signature');
}
/**
* @internal You should not use this directly from another application
*
* @param string $message
* @param string $sk
* @return string
* @throws SodiumException
* @throws TypeError
* @psalm-suppress PossiblyInvalidArgument
*/
public static function sign_detached($message, $sk)
{
# crypto_hash_sha512(az, sk, 32);
$az = hash('sha512', self::substr($sk, 0, 32), true);
# az[0] &= 248;
# az[31] &= 63;
# az[31] |= 64;
$az[0] = self::intToChr(self::chrToInt($az[0]) & 248);
$az[31] = self::intToChr((self::chrToInt($az[31]) & 63) | 64);
# crypto_hash_sha512_init(&hs);
# crypto_hash_sha512_update(&hs, az + 32, 32);
# crypto_hash_sha512_update(&hs, m, mlen);
# crypto_hash_sha512_final(&hs, nonce);
$hs = hash_init('sha512');
self::hash_update($hs, self::substr($az, 32, 32));
self::hash_update($hs, $message);
$nonceHash = hash_final($hs, true);
# memmove(sig + 32, sk + 32, 32);
$pk = self::substr($sk, 32, 32);
# sc_reduce(nonce);
# ge_scalarmult_base(&R, nonce);
# ge_p3_tobytes(sig, &R);
$nonce = self::sc_reduce($nonceHash) . self::substr($nonceHash, 32);
$sig = self::ge_p3_tobytes(
self::ge_scalarmult_base($nonce)
);
# crypto_hash_sha512_init(&hs);
# crypto_hash_sha512_update(&hs, sig, 64);
# crypto_hash_sha512_update(&hs, m, mlen);
# crypto_hash_sha512_final(&hs, hram);
$hs = hash_init('sha512');
self::hash_update($hs, self::substr($sig, 0, 32));
self::hash_update($hs, self::substr($pk, 0, 32));
self::hash_update($hs, $message);
$hramHash = hash_final($hs, true);
# sc_reduce(hram);
# sc_muladd(sig + 32, hram, az, nonce);
$hram = self::sc_reduce($hramHash);
$sigAfter = self::sc_muladd($hram, $az, $nonce);
$sig = self::substr($sig, 0, 32) . self::substr($sigAfter, 0, 32);
try {
ParagonIE_Sodium_Compat::memzero($az);
} catch (SodiumException $ex) {
$az = null;
}
return $sig;
}
/**
* @internal You should not use this directly from another application
*
* @param string $sig
* @param string $message
* @param string $pk
* @return bool
* @throws SodiumException
* @throws TypeError
*/
public static function verify_detached($sig, $message, $pk)
{
if (self::strlen($sig) < 64) {
throw new SodiumException('Signature is too short');
}
if ((self::chrToInt($sig[63]) & 240) && self::check_S_lt_L(self::substr($sig, 32, 32))) {
throw new SodiumException('S < L - Invalid signature');
}
if (self::small_order($sig)) {
throw new SodiumException('Signature is on too small of an order');
}
if ((self::chrToInt($sig[63]) & 224) !== 0) {
throw new SodiumException('Invalid signature');
}
$d = 0;
for ($i = 0; $i < 32; ++$i) {
$d |= self::chrToInt($pk[$i]);
}
if ($d === 0) {
throw new SodiumException('All zero public key');
}
/** @var bool The original value of ParagonIE_Sodium_Compat::$fastMult */
$orig = ParagonIE_Sodium_Compat::$fastMult;
// Set ParagonIE_Sodium_Compat::$fastMult to true to speed up verification.
ParagonIE_Sodium_Compat::$fastMult = true;
/** @var ParagonIE_Sodium_Core32_Curve25519_Ge_P3 $A */
$A = self::ge_frombytes_negate_vartime($pk);
/** @var string $hDigest */
$hDigest = hash(
'sha512',
self::substr($sig, 0, 32) .
self::substr($pk, 0, 32) .
$message,
true
);
/** @var string $h */
$h = self::sc_reduce($hDigest) . self::substr($hDigest, 32);
/** @var ParagonIE_Sodium_Core32_Curve25519_Ge_P2 $R */
$R = self::ge_double_scalarmult_vartime(
$h,
$A,
self::substr($sig, 32)
);
/** @var string $rcheck */
$rcheck = self::ge_tobytes($R);
// Reset ParagonIE_Sodium_Compat::$fastMult to what it was before.
ParagonIE_Sodium_Compat::$fastMult = $orig;
return self::verify_32($rcheck, self::substr($sig, 0, 32));
}
/**
* @internal You should not use this directly from another application
*
* @param string $S
* @return bool
* @throws SodiumException
* @throws TypeError
*/
public static function check_S_lt_L($S)
{
if (self::strlen($S) < 32) {
throw new SodiumException('Signature must be 32 bytes');
}
static $L = array(
0xed, 0xd3, 0xf5, 0x5c, 0x1a, 0x63, 0x12, 0x58,
0xd6, 0x9c, 0xf7, 0xa2, 0xde, 0xf9, 0xde, 0x14,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x10
);
/** @var array<int, int> $L */
$c = 0;
$n = 1;
$i = 32;
do {
--$i;
$x = self::chrToInt($S[$i]);
$c |= (
(($x - $L[$i]) >> 8) & $n
);
$n &= (
(($x ^ $L[$i]) - 1) >> 8
);
} while ($i !== 0);
return $c === 0;
}
/**
* @param string $R
* @return bool
* @throws SodiumException
* @throws TypeError
*/
public static function small_order($R)
{
static $blocklist = array(
/* 0 (order 4) */
array(
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
),
/* 1 (order 1) */
array(
0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
),
/* 2707385501144840649318225287225658788936804267575313519463743609750303402022 (order 8) */
array(
0x26, 0xe8, 0x95, 0x8f, 0xc2, 0xb2, 0x27, 0xb0,
0x45, 0xc3, 0xf4, 0x89, 0xf2, 0xef, 0x98, 0xf0,
0xd5, 0xdf, 0xac, 0x05, 0xd3, 0xc6, 0x33, 0x39,
0xb1, 0x38, 0x02, 0x88, 0x6d, 0x53, 0xfc, 0x05
),
/* 55188659117513257062467267217118295137698188065244968500265048394206261417927 (order 8) */
array(
0xc7, 0x17, 0x6a, 0x70, 0x3d, 0x4d, 0xd8, 0x4f,
0xba, 0x3c, 0x0b, 0x76, 0x0d, 0x10, 0x67, 0x0f,
0x2a, 0x20, 0x53, 0xfa, 0x2c, 0x39, 0xcc, 0xc6,
0x4e, 0xc7, 0xfd, 0x77, 0x92, 0xac, 0x03, 0x7a
),
/* p-1 (order 2) */
array(
0x13, 0xe8, 0x95, 0x8f, 0xc2, 0xb2, 0x27, 0xb0,
0x45, 0xc3, 0xf4, 0x89, 0xf2, 0xef, 0x98, 0xf0,
0xd5, 0xdf, 0xac, 0x05, 0xd3, 0xc6, 0x33, 0x39,
0xb1, 0x38, 0x02, 0x88, 0x6d, 0x53, 0xfc, 0x85
),
/* p (order 4) */
array(
0xb4, 0x17, 0x6a, 0x70, 0x3d, 0x4d, 0xd8, 0x4f,
0xba, 0x3c, 0x0b, 0x76, 0x0d, 0x10, 0x67, 0x0f,
0x2a, 0x20, 0x53, 0xfa, 0x2c, 0x39, 0xcc, 0xc6,
0x4e, 0xc7, 0xfd, 0x77, 0x92, 0xac, 0x03, 0xfa
),
/* p+1 (order 1) */
array(
0xec, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x7f
),
/* p+2707385501144840649318225287225658788936804267575313519463743609750303402022 (order 8) */
array(
0xed, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x7f
),
/* p+55188659117513257062467267217118295137698188065244968500265048394206261417927 (order 8) */
array(
0xee, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x7f
),
/* 2p-1 (order 2) */
array(
0xd9, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff
),
/* 2p (order 4) */
array(
0xda, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff
),
/* 2p+1 (order 1) */
array(
0xdb, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff
)
);
/** @var array<int, array<int, int>> $blocklist */
$countBlocklist = count($blocklist);
for ($i = 0; $i < $countBlocklist; ++$i) {
$c = 0;
for ($j = 0; $j < 32; ++$j) {
$c |= self::chrToInt($R[$j]) ^ $blocklist[$i][$j];
}
if ($c === 0) {
return true;
}
}
return false;
}
}
<?php
if (class_exists('ParagonIE_Sodium_Core32_Ed25519', false)) {
return;
}
if (!class_exists('ParagonIE_Sodium_Core32_Curve25519')) {
require_once dirname(__FILE__) . '/Curve25519.php';
}
/**
* Class ParagonIE_Sodium_Core32_Ed25519
*/
abstract class ParagonIE_Sodium_Core32_Ed25519 extends ParagonIE_Sodium_Core32_Curve25519
{
const KEYPAIR_BYTES = 96;
const SEED_BYTES = 32;
/**
* @internal You should not use this directly from another application
*
* @return string (96 bytes)
* @throws Exception
* @throws SodiumException
* @throws TypeError
*/
public static function keypair()
{
$seed = random_bytes(self::SEED_BYTES);
$pk = '';
$sk = '';
self::seed_keypair($pk, $sk, $seed);
return $sk . $pk;
}
/**
* @internal You should not use this directly from another application
*
* @param string $pk
* @param string $sk
* @param string $seed
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function seed_keypair(&$pk, &$sk, $seed)
{
if (self::strlen($seed) !== self::SEED_BYTES) {
throw new RangeException('crypto_sign keypair seed must be 32 bytes long');
}
/** @var string $pk */
$pk = self::publickey_from_secretkey($seed);
$sk = $seed . $pk;
return $sk;
}
/**
* @internal You should not use this directly from another application
*
* @param string $keypair
* @return string
* @throws TypeError
*/
public static function secretkey($keypair)
{
if (self::strlen($keypair) !== self::KEYPAIR_BYTES) {
throw new RangeException('crypto_sign keypair must be 96 bytes long');
}
return self::substr($keypair, 0, 64);
}
/**
* @internal You should not use this directly from another application
*
* @param string $keypair
* @return string
* @throws RangeException
* @throws TypeError
*/
public static function publickey($keypair)
{
if (self::strlen($keypair) !== self::KEYPAIR_BYTES) {
throw new RangeException('crypto_sign keypair must be 96 bytes long');
}
return self::substr($keypair, 64, 32);
}
/**
* @internal You should not use this directly from another application
*
* @param string $sk
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function publickey_from_secretkey($sk)
{
/** @var string $sk */
$sk = hash('sha512', self::substr($sk, 0, 32), true);
$sk[0] = self::intToChr(
self::chrToInt($sk[0]) & 248
);
$sk[31] = self::intToChr(
(self::chrToInt($sk[31]) & 63) | 64
);
return self::sk_to_pk($sk);
}
/**
* @param string $pk
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function pk_to_curve25519($pk)
{
if (self::small_order($pk)) {
throw new SodiumException('Public key is on a small order');
}
$A = self::ge_frombytes_negate_vartime($pk);
$p1 = self::ge_mul_l($A);
if (!self::fe_isnonzero($p1->X)) {
throw new SodiumException('Unexpected zero result');
}
# fe_1(one_minus_y);
# fe_sub(one_minus_y, one_minus_y, A.Y);
# fe_invert(one_minus_y, one_minus_y);
$one_minux_y = self::fe_invert(
self::fe_sub(
self::fe_1(),
$A->Y
)
);
# fe_1(x);
# fe_add(x, x, A.Y);
# fe_mul(x, x, one_minus_y);
$x = self::fe_mul(
self::fe_add(self::fe_1(), $A->Y),
$one_minux_y
);
# fe_tobytes(curve25519_pk, x);
return self::fe_tobytes($x);
}
/**
* @internal You should not use this directly from another application
*
* @param string $sk
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function sk_to_pk($sk)
{
return self::ge_p3_tobytes(
self::ge_scalarmult_base(
self::substr($sk, 0, 32)
)
);
}
/**
* @internal You should not use this directly from another application
*
* @param string $message
* @param string $sk
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function sign($message, $sk)
{
/** @var string $signature */
$signature = self::sign_detached($message, $sk);
return $signature . $message;
}
/**
* @internal You should not use this directly from another application
*
* @param string $message A signed message
* @param string $pk Public key
* @return string Message (without signature)
* @throws SodiumException
* @throws TypeError
*/
public static function sign_open($message, $pk)
{
/** @var string $signature */
$signature = self::substr($message, 0, 64);
/** @var string $message */
$message = self::substr($message, 64);
if (self::verify_detached($signature, $message, $pk)) {
return $message;
}
throw new SodiumException('Invalid signature');
}
/**
* @internal You should not use this directly from another application
*
* @param string $message
* @param string $sk
* @return string
* @throws SodiumException
* @throws TypeError
* @psalm-suppress PossiblyInvalidArgument
*/
public static function sign_detached($message, $sk)
{
# crypto_hash_sha512(az, sk, 32);
$az = hash('sha512', self::substr($sk, 0, 32), true);
# az[0] &= 248;
# az[31] &= 63;
# az[31] |= 64;
$az[0] = self::intToChr(self::chrToInt($az[0]) & 248);
$az[31] = self::intToChr((self::chrToInt($az[31]) & 63) | 64);
# crypto_hash_sha512_init(&hs);
# crypto_hash_sha512_update(&hs, az + 32, 32);
# crypto_hash_sha512_update(&hs, m, mlen);
# crypto_hash_sha512_final(&hs, nonce);
$hs = hash_init('sha512');
self::hash_update($hs, self::substr($az, 32, 32));
self::hash_update($hs, $message);
$nonceHash = hash_final($hs, true);
# memmove(sig + 32, sk + 32, 32);
$pk = self::substr($sk, 32, 32);
# sc_reduce(nonce);
# ge_scalarmult_base(&R, nonce);
# ge_p3_tobytes(sig, &R);
$nonce = self::sc_reduce($nonceHash) . self::substr($nonceHash, 32);
$sig = self::ge_p3_tobytes(
self::ge_scalarmult_base($nonce)
);
# crypto_hash_sha512_init(&hs);
# crypto_hash_sha512_update(&hs, sig, 64);
# crypto_hash_sha512_update(&hs, m, mlen);
# crypto_hash_sha512_final(&hs, hram);
$hs = hash_init('sha512');
self::hash_update($hs, self::substr($sig, 0, 32));
self::hash_update($hs, self::substr($pk, 0, 32));
self::hash_update($hs, $message);
$hramHash = hash_final($hs, true);
# sc_reduce(hram);
# sc_muladd(sig + 32, hram, az, nonce);
$hram = self::sc_reduce($hramHash);
$sigAfter = self::sc_muladd($hram, $az, $nonce);
$sig = self::substr($sig, 0, 32) . self::substr($sigAfter, 0, 32);
try {
ParagonIE_Sodium_Compat::memzero($az);
} catch (SodiumException $ex) {
$az = null;
}
return $sig;
}
/**
* @internal You should not use this directly from another application
*
* @param string $sig
* @param string $message
* @param string $pk
* @return bool
* @throws SodiumException
* @throws TypeError
*/
public static function verify_detached($sig, $message, $pk)
{
if (self::strlen($sig) < 64) {
throw new SodiumException('Signature is too short');
}
if ((self::chrToInt($sig[63]) & 240) && self::check_S_lt_L(self::substr($sig, 32, 32))) {
throw new SodiumException('S < L - Invalid signature');
}
if (self::small_order($sig)) {
throw new SodiumException('Signature is on too small of an order');
}
if ((self::chrToInt($sig[63]) & 224) !== 0) {
throw new SodiumException('Invalid signature');
}
$d = 0;
for ($i = 0; $i < 32; ++$i) {
$d |= self::chrToInt($pk[$i]);
}
if ($d === 0) {
throw new SodiumException('All zero public key');
}
/** @var bool The original value of ParagonIE_Sodium_Compat::$fastMult */
$orig = ParagonIE_Sodium_Compat::$fastMult;
// Set ParagonIE_Sodium_Compat::$fastMult to true to speed up verification.
ParagonIE_Sodium_Compat::$fastMult = true;
/** @var ParagonIE_Sodium_Core32_Curve25519_Ge_P3 $A */
$A = self::ge_frombytes_negate_vartime($pk);
/** @var string $hDigest */
$hDigest = hash(
'sha512',
self::substr($sig, 0, 32) .
self::substr($pk, 0, 32) .
$message,
true
);
/** @var string $h */
$h = self::sc_reduce($hDigest) . self::substr($hDigest, 32);
/** @var ParagonIE_Sodium_Core32_Curve25519_Ge_P2 $R */
$R = self::ge_double_scalarmult_vartime(
$h,
$A,
self::substr($sig, 32)
);
/** @var string $rcheck */
$rcheck = self::ge_tobytes($R);
// Reset ParagonIE_Sodium_Compat::$fastMult to what it was before.
ParagonIE_Sodium_Compat::$fastMult = $orig;
return self::verify_32($rcheck, self::substr($sig, 0, 32));
}
/**
* @internal You should not use this directly from another application
*
* @param string $S
* @return bool
* @throws SodiumException
* @throws TypeError
*/
public static function check_S_lt_L($S)
{
if (self::strlen($S) < 32) {
throw new SodiumException('Signature must be 32 bytes');
}
static $L = array(
0xed, 0xd3, 0xf5, 0x5c, 0x1a, 0x63, 0x12, 0x58,
0xd6, 0x9c, 0xf7, 0xa2, 0xde, 0xf9, 0xde, 0x14,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x10
);
/** @var array<int, int> $L */
$c = 0;
$n = 1;
$i = 32;
do {
--$i;
$x = self::chrToInt($S[$i]);
$c |= (
(($x - $L[$i]) >> 8) & $n
);
$n &= (
(($x ^ $L[$i]) - 1) >> 8
);
} while ($i !== 0);
return $c === 0;
}
/**
* @param string $R
* @return bool
* @throws SodiumException
* @throws TypeError
*/
public static function small_order($R)
{
static $blocklist = array(
/* 0 (order 4) */
array(
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
),
/* 1 (order 1) */
array(
0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
),
/* 2707385501144840649318225287225658788936804267575313519463743609750303402022 (order 8) */
array(
0x26, 0xe8, 0x95, 0x8f, 0xc2, 0xb2, 0x27, 0xb0,
0x45, 0xc3, 0xf4, 0x89, 0xf2, 0xef, 0x98, 0xf0,
0xd5, 0xdf, 0xac, 0x05, 0xd3, 0xc6, 0x33, 0x39,
0xb1, 0x38, 0x02, 0x88, 0x6d, 0x53, 0xfc, 0x05
),
/* 55188659117513257062467267217118295137698188065244968500265048394206261417927 (order 8) */
array(
0xc7, 0x17, 0x6a, 0x70, 0x3d, 0x4d, 0xd8, 0x4f,
0xba, 0x3c, 0x0b, 0x76, 0x0d, 0x10, 0x67, 0x0f,
0x2a, 0x20, 0x53, 0xfa, 0x2c, 0x39, 0xcc, 0xc6,
0x4e, 0xc7, 0xfd, 0x77, 0x92, 0xac, 0x03, 0x7a
),
/* p-1 (order 2) */
array(
0x13, 0xe8, 0x95, 0x8f, 0xc2, 0xb2, 0x27, 0xb0,
0x45, 0xc3, 0xf4, 0x89, 0xf2, 0xef, 0x98, 0xf0,
0xd5, 0xdf, 0xac, 0x05, 0xd3, 0xc6, 0x33, 0x39,
0xb1, 0x38, 0x02, 0x88, 0x6d, 0x53, 0xfc, 0x85
),
/* p (order 4) */
array(
0xb4, 0x17, 0x6a, 0x70, 0x3d, 0x4d, 0xd8, 0x4f,
0xba, 0x3c, 0x0b, 0x76, 0x0d, 0x10, 0x67, 0x0f,
0x2a, 0x20, 0x53, 0xfa, 0x2c, 0x39, 0xcc, 0xc6,
0x4e, 0xc7, 0xfd, 0x77, 0x92, 0xac, 0x03, 0xfa
),
/* p+1 (order 1) */
array(
0xec, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x7f
),
/* p+2707385501144840649318225287225658788936804267575313519463743609750303402022 (order 8) */
array(
0xed, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x7f
),
/* p+55188659117513257062467267217118295137698188065244968500265048394206261417927 (order 8) */
array(
0xee, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x7f
),
/* 2p-1 (order 2) */
array(
0xd9, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff
),
/* 2p (order 4) */
array(
0xda, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff
),
/* 2p+1 (order 1) */
array(
0xdb, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff
)
);
/** @var array<int, array<int, int>> $blocklist */
$countBlocklist = count($blocklist);
for ($i = 0; $i < $countBlocklist; ++$i) {
$c = 0;
for ($j = 0; $j < 32; ++$j) {
$c |= self::chrToInt($R[$j]) ^ $blocklist[$i][$j];
}
if ($c === 0) {
return true;
}
}
return false;
}
}

View File

@@ -1,127 +1,127 @@
<?php
if (class_exists('ParagonIE_Sodium_Core32_HChaCha20', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core_HChaCha20
*/
class ParagonIE_Sodium_Core32_HChaCha20 extends ParagonIE_Sodium_Core32_ChaCha20
{
/**
* @param string $in
* @param string $key
* @param string|null $c
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function hChaCha20($in = '', $key = '', $c = null)
{
$ctx = array();
if ($c === null) {
$ctx[0] = new ParagonIE_Sodium_Core32_Int32(array(0x6170, 0x7865));
$ctx[1] = new ParagonIE_Sodium_Core32_Int32(array(0x3320, 0x646e));
$ctx[2] = new ParagonIE_Sodium_Core32_Int32(array(0x7962, 0x2d32));
$ctx[3] = new ParagonIE_Sodium_Core32_Int32(array(0x6b20, 0x6574));
} else {
$ctx[0] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($c, 0, 4));
$ctx[1] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($c, 4, 4));
$ctx[2] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($c, 8, 4));
$ctx[3] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($c, 12, 4));
}
$ctx[4] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($key, 0, 4));
$ctx[5] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($key, 4, 4));
$ctx[6] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($key, 8, 4));
$ctx[7] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($key, 12, 4));
$ctx[8] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($key, 16, 4));
$ctx[9] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($key, 20, 4));
$ctx[10] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($key, 24, 4));
$ctx[11] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($key, 28, 4));
$ctx[12] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($in, 0, 4));
$ctx[13] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($in, 4, 4));
$ctx[14] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($in, 8, 4));
$ctx[15] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($in, 12, 4));
return self::hChaCha20Bytes($ctx);
}
/**
* @param array $ctx
* @return string
* @throws SodiumException
* @throws TypeError
*/
protected static function hChaCha20Bytes(array $ctx)
{
/** @var ParagonIE_Sodium_Core32_Int32 $x0 */
$x0 = $ctx[0];
/** @var ParagonIE_Sodium_Core32_Int32 $x1 */
$x1 = $ctx[1];
/** @var ParagonIE_Sodium_Core32_Int32 $x2 */
$x2 = $ctx[2];
/** @var ParagonIE_Sodium_Core32_Int32 $x3 */
$x3 = $ctx[3];
/** @var ParagonIE_Sodium_Core32_Int32 $x4 */
$x4 = $ctx[4];
/** @var ParagonIE_Sodium_Core32_Int32 $x5 */
$x5 = $ctx[5];
/** @var ParagonIE_Sodium_Core32_Int32 $x6 */
$x6 = $ctx[6];
/** @var ParagonIE_Sodium_Core32_Int32 $x7 */
$x7 = $ctx[7];
/** @var ParagonIE_Sodium_Core32_Int32 $x8 */
$x8 = $ctx[8];
/** @var ParagonIE_Sodium_Core32_Int32 $x9 */
$x9 = $ctx[9];
/** @var ParagonIE_Sodium_Core32_Int32 $x10 */
$x10 = $ctx[10];
/** @var ParagonIE_Sodium_Core32_Int32 $x11 */
$x11 = $ctx[11];
/** @var ParagonIE_Sodium_Core32_Int32 $x12 */
$x12 = $ctx[12];
/** @var ParagonIE_Sodium_Core32_Int32 $x13 */
$x13 = $ctx[13];
/** @var ParagonIE_Sodium_Core32_Int32 $x14 */
$x14 = $ctx[14];
/** @var ParagonIE_Sodium_Core32_Int32 $x15 */
$x15 = $ctx[15];
for ($i = 0; $i < 10; ++$i) {
# QUARTERROUND( x0, x4, x8, x12)
list($x0, $x4, $x8, $x12) = self::quarterRound($x0, $x4, $x8, $x12);
# QUARTERROUND( x1, x5, x9, x13)
list($x1, $x5, $x9, $x13) = self::quarterRound($x1, $x5, $x9, $x13);
# QUARTERROUND( x2, x6, x10, x14)
list($x2, $x6, $x10, $x14) = self::quarterRound($x2, $x6, $x10, $x14);
# QUARTERROUND( x3, x7, x11, x15)
list($x3, $x7, $x11, $x15) = self::quarterRound($x3, $x7, $x11, $x15);
# QUARTERROUND( x0, x5, x10, x15)
list($x0, $x5, $x10, $x15) = self::quarterRound($x0, $x5, $x10, $x15);
# QUARTERROUND( x1, x6, x11, x12)
list($x1, $x6, $x11, $x12) = self::quarterRound($x1, $x6, $x11, $x12);
# QUARTERROUND( x2, x7, x8, x13)
list($x2, $x7, $x8, $x13) = self::quarterRound($x2, $x7, $x8, $x13);
# QUARTERROUND( x3, x4, x9, x14)
list($x3, $x4, $x9, $x14) = self::quarterRound($x3, $x4, $x9, $x14);
}
return $x0->toReverseString() .
$x1->toReverseString() .
$x2->toReverseString() .
$x3->toReverseString() .
$x12->toReverseString() .
$x13->toReverseString() .
$x14->toReverseString() .
$x15->toReverseString();
}
}
<?php
if (class_exists('ParagonIE_Sodium_Core32_HChaCha20', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core_HChaCha20
*/
class ParagonIE_Sodium_Core32_HChaCha20 extends ParagonIE_Sodium_Core32_ChaCha20
{
/**
* @param string $in
* @param string $key
* @param string|null $c
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function hChaCha20($in = '', $key = '', $c = null)
{
$ctx = array();
if ($c === null) {
$ctx[0] = new ParagonIE_Sodium_Core32_Int32(array(0x6170, 0x7865));
$ctx[1] = new ParagonIE_Sodium_Core32_Int32(array(0x3320, 0x646e));
$ctx[2] = new ParagonIE_Sodium_Core32_Int32(array(0x7962, 0x2d32));
$ctx[3] = new ParagonIE_Sodium_Core32_Int32(array(0x6b20, 0x6574));
} else {
$ctx[0] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($c, 0, 4));
$ctx[1] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($c, 4, 4));
$ctx[2] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($c, 8, 4));
$ctx[3] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($c, 12, 4));
}
$ctx[4] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($key, 0, 4));
$ctx[5] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($key, 4, 4));
$ctx[6] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($key, 8, 4));
$ctx[7] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($key, 12, 4));
$ctx[8] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($key, 16, 4));
$ctx[9] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($key, 20, 4));
$ctx[10] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($key, 24, 4));
$ctx[11] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($key, 28, 4));
$ctx[12] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($in, 0, 4));
$ctx[13] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($in, 4, 4));
$ctx[14] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($in, 8, 4));
$ctx[15] = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($in, 12, 4));
return self::hChaCha20Bytes($ctx);
}
/**
* @param array $ctx
* @return string
* @throws SodiumException
* @throws TypeError
*/
protected static function hChaCha20Bytes(array $ctx)
{
/** @var ParagonIE_Sodium_Core32_Int32 $x0 */
$x0 = $ctx[0];
/** @var ParagonIE_Sodium_Core32_Int32 $x1 */
$x1 = $ctx[1];
/** @var ParagonIE_Sodium_Core32_Int32 $x2 */
$x2 = $ctx[2];
/** @var ParagonIE_Sodium_Core32_Int32 $x3 */
$x3 = $ctx[3];
/** @var ParagonIE_Sodium_Core32_Int32 $x4 */
$x4 = $ctx[4];
/** @var ParagonIE_Sodium_Core32_Int32 $x5 */
$x5 = $ctx[5];
/** @var ParagonIE_Sodium_Core32_Int32 $x6 */
$x6 = $ctx[6];
/** @var ParagonIE_Sodium_Core32_Int32 $x7 */
$x7 = $ctx[7];
/** @var ParagonIE_Sodium_Core32_Int32 $x8 */
$x8 = $ctx[8];
/** @var ParagonIE_Sodium_Core32_Int32 $x9 */
$x9 = $ctx[9];
/** @var ParagonIE_Sodium_Core32_Int32 $x10 */
$x10 = $ctx[10];
/** @var ParagonIE_Sodium_Core32_Int32 $x11 */
$x11 = $ctx[11];
/** @var ParagonIE_Sodium_Core32_Int32 $x12 */
$x12 = $ctx[12];
/** @var ParagonIE_Sodium_Core32_Int32 $x13 */
$x13 = $ctx[13];
/** @var ParagonIE_Sodium_Core32_Int32 $x14 */
$x14 = $ctx[14];
/** @var ParagonIE_Sodium_Core32_Int32 $x15 */
$x15 = $ctx[15];
for ($i = 0; $i < 10; ++$i) {
# QUARTERROUND( x0, x4, x8, x12)
list($x0, $x4, $x8, $x12) = self::quarterRound($x0, $x4, $x8, $x12);
# QUARTERROUND( x1, x5, x9, x13)
list($x1, $x5, $x9, $x13) = self::quarterRound($x1, $x5, $x9, $x13);
# QUARTERROUND( x2, x6, x10, x14)
list($x2, $x6, $x10, $x14) = self::quarterRound($x2, $x6, $x10, $x14);
# QUARTERROUND( x3, x7, x11, x15)
list($x3, $x7, $x11, $x15) = self::quarterRound($x3, $x7, $x11, $x15);
# QUARTERROUND( x0, x5, x10, x15)
list($x0, $x5, $x10, $x15) = self::quarterRound($x0, $x5, $x10, $x15);
# QUARTERROUND( x1, x6, x11, x12)
list($x1, $x6, $x11, $x12) = self::quarterRound($x1, $x6, $x11, $x12);
# QUARTERROUND( x2, x7, x8, x13)
list($x2, $x7, $x8, $x13) = self::quarterRound($x2, $x7, $x8, $x13);
# QUARTERROUND( x3, x4, x9, x14)
list($x3, $x4, $x9, $x14) = self::quarterRound($x3, $x4, $x9, $x14);
}
return $x0->toReverseString() .
$x1->toReverseString() .
$x2->toReverseString() .
$x3->toReverseString() .
$x12->toReverseString() .
$x13->toReverseString() .
$x14->toReverseString() .
$x15->toReverseString();
}
}

View File

@@ -1,141 +1,141 @@
<?php
if (class_exists('ParagonIE_Sodium_Core32_HSalsa20', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core32_HSalsa20
*/
abstract class ParagonIE_Sodium_Core32_HSalsa20 extends ParagonIE_Sodium_Core32_Salsa20
{
/**
* Calculate an hsalsa20 hash of a single block
*
* HSalsa20 doesn't have a counter and will never be used for more than
* one block (used to derive a subkey for xsalsa20).
*
* @internal You should not use this directly from another application
*
* @param string $in
* @param string $k
* @param string|null $c
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function hsalsa20($in, $k, $c = null)
{
/**
* @var ParagonIE_Sodium_Core32_Int32 $x0
* @var ParagonIE_Sodium_Core32_Int32 $x1
* @var ParagonIE_Sodium_Core32_Int32 $x2
* @var ParagonIE_Sodium_Core32_Int32 $x3
* @var ParagonIE_Sodium_Core32_Int32 $x4
* @var ParagonIE_Sodium_Core32_Int32 $x5
* @var ParagonIE_Sodium_Core32_Int32 $x6
* @var ParagonIE_Sodium_Core32_Int32 $x7
* @var ParagonIE_Sodium_Core32_Int32 $x8
* @var ParagonIE_Sodium_Core32_Int32 $x9
* @var ParagonIE_Sodium_Core32_Int32 $x10
* @var ParagonIE_Sodium_Core32_Int32 $x11
* @var ParagonIE_Sodium_Core32_Int32 $x12
* @var ParagonIE_Sodium_Core32_Int32 $x13
* @var ParagonIE_Sodium_Core32_Int32 $x14
* @var ParagonIE_Sodium_Core32_Int32 $x15
* @var ParagonIE_Sodium_Core32_Int32 $j0
* @var ParagonIE_Sodium_Core32_Int32 $j1
* @var ParagonIE_Sodium_Core32_Int32 $j2
* @var ParagonIE_Sodium_Core32_Int32 $j3
* @var ParagonIE_Sodium_Core32_Int32 $j4
* @var ParagonIE_Sodium_Core32_Int32 $j5
* @var ParagonIE_Sodium_Core32_Int32 $j6
* @var ParagonIE_Sodium_Core32_Int32 $j7
* @var ParagonIE_Sodium_Core32_Int32 $j8
* @var ParagonIE_Sodium_Core32_Int32 $j9
* @var ParagonIE_Sodium_Core32_Int32 $j10
* @var ParagonIE_Sodium_Core32_Int32 $j11
* @var ParagonIE_Sodium_Core32_Int32 $j12
* @var ParagonIE_Sodium_Core32_Int32 $j13
* @var ParagonIE_Sodium_Core32_Int32 $j14
* @var ParagonIE_Sodium_Core32_Int32 $j15
*/
if (self::strlen($k) < 32) {
throw new RangeException('Key must be 32 bytes long');
}
if ($c === null) {
$x0 = new ParagonIE_Sodium_Core32_Int32(array(0x6170, 0x7865));
$x5 = new ParagonIE_Sodium_Core32_Int32(array(0x3320, 0x646e));
$x10 = new ParagonIE_Sodium_Core32_Int32(array(0x7962, 0x2d32));
$x15 = new ParagonIE_Sodium_Core32_Int32(array(0x6b20, 0x6574));
} else {
$x0 = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($c, 0, 4));
$x5 = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($c, 4, 4));
$x10 = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($c, 8, 4));
$x15 = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($c, 12, 4));
}
$x1 = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($k, 0, 4));
$x2 = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($k, 4, 4));
$x3 = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($k, 8, 4));
$x4 = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($k, 12, 4));
$x6 = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($in, 0, 4));
$x7 = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($in, 4, 4));
$x8 = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($in, 8, 4));
$x9 = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($in, 12, 4));
$x11 = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($k, 16, 4));
$x12 = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($k, 20, 4));
$x13 = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($k, 24, 4));
$x14 = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($k, 28, 4));
for ($i = self::ROUNDS; $i > 0; $i -= 2) {
$x4 = $x4->xorInt32($x0->addInt32($x12)->rotateLeft(7));
$x8 = $x8->xorInt32($x4->addInt32($x0)->rotateLeft(9));
$x12 = $x12->xorInt32($x8->addInt32($x4)->rotateLeft(13));
$x0 = $x0->xorInt32($x12->addInt32($x8)->rotateLeft(18));
$x9 = $x9->xorInt32($x5->addInt32($x1)->rotateLeft(7));
$x13 = $x13->xorInt32($x9->addInt32($x5)->rotateLeft(9));
$x1 = $x1->xorInt32($x13->addInt32($x9)->rotateLeft(13));
$x5 = $x5->xorInt32($x1->addInt32($x13)->rotateLeft(18));
$x14 = $x14->xorInt32($x10->addInt32($x6)->rotateLeft(7));
$x2 = $x2->xorInt32($x14->addInt32($x10)->rotateLeft(9));
$x6 = $x6->xorInt32($x2->addInt32($x14)->rotateLeft(13));
$x10 = $x10->xorInt32($x6->addInt32($x2)->rotateLeft(18));
$x3 = $x3->xorInt32($x15->addInt32($x11)->rotateLeft(7));
$x7 = $x7->xorInt32($x3->addInt32($x15)->rotateLeft(9));
$x11 = $x11->xorInt32($x7->addInt32($x3)->rotateLeft(13));
$x15 = $x15->xorInt32($x11->addInt32($x7)->rotateLeft(18));
$x1 = $x1->xorInt32($x0->addInt32($x3)->rotateLeft(7));
$x2 = $x2->xorInt32($x1->addInt32($x0)->rotateLeft(9));
$x3 = $x3->xorInt32($x2->addInt32($x1)->rotateLeft(13));
$x0 = $x0->xorInt32($x3->addInt32($x2)->rotateLeft(18));
$x6 = $x6->xorInt32($x5->addInt32($x4)->rotateLeft(7));
$x7 = $x7->xorInt32($x6->addInt32($x5)->rotateLeft(9));
$x4 = $x4->xorInt32($x7->addInt32($x6)->rotateLeft(13));
$x5 = $x5->xorInt32($x4->addInt32($x7)->rotateLeft(18));
$x11 = $x11->xorInt32($x10->addInt32($x9)->rotateLeft(7));
$x8 = $x8->xorInt32($x11->addInt32($x10)->rotateLeft(9));
$x9 = $x9->xorInt32($x8->addInt32($x11)->rotateLeft(13));
$x10 = $x10->xorInt32($x9->addInt32($x8)->rotateLeft(18));
$x12 = $x12->xorInt32($x15->addInt32($x14)->rotateLeft(7));
$x13 = $x13->xorInt32($x12->addInt32($x15)->rotateLeft(9));
$x14 = $x14->xorInt32($x13->addInt32($x12)->rotateLeft(13));
$x15 = $x15->xorInt32($x14->addInt32($x13)->rotateLeft(18));
}
return $x0->toReverseString() .
$x5->toReverseString() .
$x10->toReverseString() .
$x15->toReverseString() .
$x6->toReverseString() .
$x7->toReverseString() .
$x8->toReverseString() .
$x9->toReverseString();
}
}
<?php
if (class_exists('ParagonIE_Sodium_Core32_HSalsa20', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core32_HSalsa20
*/
abstract class ParagonIE_Sodium_Core32_HSalsa20 extends ParagonIE_Sodium_Core32_Salsa20
{
/**
* Calculate an hsalsa20 hash of a single block
*
* HSalsa20 doesn't have a counter and will never be used for more than
* one block (used to derive a subkey for xsalsa20).
*
* @internal You should not use this directly from another application
*
* @param string $in
* @param string $k
* @param string|null $c
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function hsalsa20($in, $k, $c = null)
{
/**
* @var ParagonIE_Sodium_Core32_Int32 $x0
* @var ParagonIE_Sodium_Core32_Int32 $x1
* @var ParagonIE_Sodium_Core32_Int32 $x2
* @var ParagonIE_Sodium_Core32_Int32 $x3
* @var ParagonIE_Sodium_Core32_Int32 $x4
* @var ParagonIE_Sodium_Core32_Int32 $x5
* @var ParagonIE_Sodium_Core32_Int32 $x6
* @var ParagonIE_Sodium_Core32_Int32 $x7
* @var ParagonIE_Sodium_Core32_Int32 $x8
* @var ParagonIE_Sodium_Core32_Int32 $x9
* @var ParagonIE_Sodium_Core32_Int32 $x10
* @var ParagonIE_Sodium_Core32_Int32 $x11
* @var ParagonIE_Sodium_Core32_Int32 $x12
* @var ParagonIE_Sodium_Core32_Int32 $x13
* @var ParagonIE_Sodium_Core32_Int32 $x14
* @var ParagonIE_Sodium_Core32_Int32 $x15
* @var ParagonIE_Sodium_Core32_Int32 $j0
* @var ParagonIE_Sodium_Core32_Int32 $j1
* @var ParagonIE_Sodium_Core32_Int32 $j2
* @var ParagonIE_Sodium_Core32_Int32 $j3
* @var ParagonIE_Sodium_Core32_Int32 $j4
* @var ParagonIE_Sodium_Core32_Int32 $j5
* @var ParagonIE_Sodium_Core32_Int32 $j6
* @var ParagonIE_Sodium_Core32_Int32 $j7
* @var ParagonIE_Sodium_Core32_Int32 $j8
* @var ParagonIE_Sodium_Core32_Int32 $j9
* @var ParagonIE_Sodium_Core32_Int32 $j10
* @var ParagonIE_Sodium_Core32_Int32 $j11
* @var ParagonIE_Sodium_Core32_Int32 $j12
* @var ParagonIE_Sodium_Core32_Int32 $j13
* @var ParagonIE_Sodium_Core32_Int32 $j14
* @var ParagonIE_Sodium_Core32_Int32 $j15
*/
if (self::strlen($k) < 32) {
throw new RangeException('Key must be 32 bytes long');
}
if ($c === null) {
$x0 = new ParagonIE_Sodium_Core32_Int32(array(0x6170, 0x7865));
$x5 = new ParagonIE_Sodium_Core32_Int32(array(0x3320, 0x646e));
$x10 = new ParagonIE_Sodium_Core32_Int32(array(0x7962, 0x2d32));
$x15 = new ParagonIE_Sodium_Core32_Int32(array(0x6b20, 0x6574));
} else {
$x0 = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($c, 0, 4));
$x5 = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($c, 4, 4));
$x10 = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($c, 8, 4));
$x15 = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($c, 12, 4));
}
$x1 = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($k, 0, 4));
$x2 = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($k, 4, 4));
$x3 = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($k, 8, 4));
$x4 = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($k, 12, 4));
$x6 = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($in, 0, 4));
$x7 = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($in, 4, 4));
$x8 = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($in, 8, 4));
$x9 = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($in, 12, 4));
$x11 = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($k, 16, 4));
$x12 = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($k, 20, 4));
$x13 = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($k, 24, 4));
$x14 = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($k, 28, 4));
for ($i = self::ROUNDS; $i > 0; $i -= 2) {
$x4 = $x4->xorInt32($x0->addInt32($x12)->rotateLeft(7));
$x8 = $x8->xorInt32($x4->addInt32($x0)->rotateLeft(9));
$x12 = $x12->xorInt32($x8->addInt32($x4)->rotateLeft(13));
$x0 = $x0->xorInt32($x12->addInt32($x8)->rotateLeft(18));
$x9 = $x9->xorInt32($x5->addInt32($x1)->rotateLeft(7));
$x13 = $x13->xorInt32($x9->addInt32($x5)->rotateLeft(9));
$x1 = $x1->xorInt32($x13->addInt32($x9)->rotateLeft(13));
$x5 = $x5->xorInt32($x1->addInt32($x13)->rotateLeft(18));
$x14 = $x14->xorInt32($x10->addInt32($x6)->rotateLeft(7));
$x2 = $x2->xorInt32($x14->addInt32($x10)->rotateLeft(9));
$x6 = $x6->xorInt32($x2->addInt32($x14)->rotateLeft(13));
$x10 = $x10->xorInt32($x6->addInt32($x2)->rotateLeft(18));
$x3 = $x3->xorInt32($x15->addInt32($x11)->rotateLeft(7));
$x7 = $x7->xorInt32($x3->addInt32($x15)->rotateLeft(9));
$x11 = $x11->xorInt32($x7->addInt32($x3)->rotateLeft(13));
$x15 = $x15->xorInt32($x11->addInt32($x7)->rotateLeft(18));
$x1 = $x1->xorInt32($x0->addInt32($x3)->rotateLeft(7));
$x2 = $x2->xorInt32($x1->addInt32($x0)->rotateLeft(9));
$x3 = $x3->xorInt32($x2->addInt32($x1)->rotateLeft(13));
$x0 = $x0->xorInt32($x3->addInt32($x2)->rotateLeft(18));
$x6 = $x6->xorInt32($x5->addInt32($x4)->rotateLeft(7));
$x7 = $x7->xorInt32($x6->addInt32($x5)->rotateLeft(9));
$x4 = $x4->xorInt32($x7->addInt32($x6)->rotateLeft(13));
$x5 = $x5->xorInt32($x4->addInt32($x7)->rotateLeft(18));
$x11 = $x11->xorInt32($x10->addInt32($x9)->rotateLeft(7));
$x8 = $x8->xorInt32($x11->addInt32($x10)->rotateLeft(9));
$x9 = $x9->xorInt32($x8->addInt32($x11)->rotateLeft(13));
$x10 = $x10->xorInt32($x9->addInt32($x8)->rotateLeft(18));
$x12 = $x12->xorInt32($x15->addInt32($x14)->rotateLeft(7));
$x13 = $x13->xorInt32($x12->addInt32($x15)->rotateLeft(9));
$x14 = $x14->xorInt32($x13->addInt32($x12)->rotateLeft(13));
$x15 = $x15->xorInt32($x14->addInt32($x13)->rotateLeft(18));
}
return $x0->toReverseString() .
$x5->toReverseString() .
$x10->toReverseString() .
$x15->toReverseString() .
$x6->toReverseString() .
$x7->toReverseString() .
$x8->toReverseString() .
$x9->toReverseString();
}
}

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@@ -1,63 +1,63 @@
<?php
if (class_exists('ParagonIE_Sodium_Core32_Poly1305', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core32_Poly1305
*/
abstract class ParagonIE_Sodium_Core32_Poly1305 extends ParagonIE_Sodium_Core32_Util
{
const BLOCK_SIZE = 16;
/**
* @internal You should not use this directly from another application
*
* @param string $m
* @param string $key
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function onetimeauth($m, $key)
{
if (self::strlen($key) < 32) {
throw new InvalidArgumentException(
'Key must be 32 bytes long.'
);
}
$state = new ParagonIE_Sodium_Core32_Poly1305_State(
self::substr($key, 0, 32)
);
return $state
->update($m)
->finish();
}
/**
* @internal You should not use this directly from another application
*
* @param string $mac
* @param string $m
* @param string $key
* @return bool
* @throws SodiumException
* @throws TypeError
*/
public static function onetimeauth_verify($mac, $m, $key)
{
if (self::strlen($key) < 32) {
throw new InvalidArgumentException(
'Key must be 32 bytes long.'
);
}
$state = new ParagonIE_Sodium_Core32_Poly1305_State(
self::substr($key, 0, 32)
);
$calc = $state
->update($m)
->finish();
return self::verify_16($calc, $mac);
}
}
<?php
if (class_exists('ParagonIE_Sodium_Core32_Poly1305', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core32_Poly1305
*/
abstract class ParagonIE_Sodium_Core32_Poly1305 extends ParagonIE_Sodium_Core32_Util
{
const BLOCK_SIZE = 16;
/**
* @internal You should not use this directly from another application
*
* @param string $m
* @param string $key
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function onetimeauth($m, $key)
{
if (self::strlen($key) < 32) {
throw new InvalidArgumentException(
'Key must be 32 bytes long.'
);
}
$state = new ParagonIE_Sodium_Core32_Poly1305_State(
self::substr($key, 0, 32)
);
return $state
->update($m)
->finish();
}
/**
* @internal You should not use this directly from another application
*
* @param string $mac
* @param string $m
* @param string $key
* @return bool
* @throws SodiumException
* @throws TypeError
*/
public static function onetimeauth_verify($mac, $m, $key)
{
if (self::strlen($key) < 32) {
throw new InvalidArgumentException(
'Key must be 32 bytes long.'
);
}
$state = new ParagonIE_Sodium_Core32_Poly1305_State(
self::substr($key, 0, 32)
);
$calc = $state
->update($m)
->finish();
return self::verify_16($calc, $mac);
}
}

View File

@@ -1,451 +1,451 @@
<?php
if (class_exists('ParagonIE_Sodium_Core32_Poly1305_State', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core32_Poly1305_State
*/
class ParagonIE_Sodium_Core32_Poly1305_State extends ParagonIE_Sodium_Core32_Util
{
/**
* @var array<int, int>
*/
protected $buffer = array();
/**
* @var bool
*/
protected $final = false;
/**
* @var array<int, ParagonIE_Sodium_Core32_Int32>
*/
public $h;
/**
* @var int
*/
protected $leftover = 0;
/**
* @var array<int, ParagonIE_Sodium_Core32_Int32>
*/
public $r;
/**
* @var array<int, ParagonIE_Sodium_Core32_Int64>
*/
public $pad;
/**
* ParagonIE_Sodium_Core32_Poly1305_State constructor.
*
* @internal You should not use this directly from another application
*
* @param string $key
* @throws InvalidArgumentException
* @throws SodiumException
* @throws TypeError
*/
public function __construct($key = '')
{
if (self::strlen($key) < 32) {
throw new InvalidArgumentException(
'Poly1305 requires a 32-byte key'
);
}
/* r &= 0xffffffc0ffffffc0ffffffc0fffffff */
$this->r = array(
// st->r[0] = ...
ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($key, 0, 4))
->setUnsignedInt(true)
->mask(0x3ffffff),
// st->r[1] = ...
ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($key, 3, 4))
->setUnsignedInt(true)
->shiftRight(2)
->mask(0x3ffff03),
// st->r[2] = ...
ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($key, 6, 4))
->setUnsignedInt(true)
->shiftRight(4)
->mask(0x3ffc0ff),
// st->r[3] = ...
ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($key, 9, 4))
->setUnsignedInt(true)
->shiftRight(6)
->mask(0x3f03fff),
// st->r[4] = ...
ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($key, 12, 4))
->setUnsignedInt(true)
->shiftRight(8)
->mask(0x00fffff)
);
/* h = 0 */
$this->h = array(
new ParagonIE_Sodium_Core32_Int32(array(0, 0), true),
new ParagonIE_Sodium_Core32_Int32(array(0, 0), true),
new ParagonIE_Sodium_Core32_Int32(array(0, 0), true),
new ParagonIE_Sodium_Core32_Int32(array(0, 0), true),
new ParagonIE_Sodium_Core32_Int32(array(0, 0), true)
);
/* save pad for later */
$this->pad = array(
ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($key, 16, 4))
->setUnsignedInt(true)->toInt64(),
ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($key, 20, 4))
->setUnsignedInt(true)->toInt64(),
ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($key, 24, 4))
->setUnsignedInt(true)->toInt64(),
ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($key, 28, 4))
->setUnsignedInt(true)->toInt64(),
);
$this->leftover = 0;
$this->final = false;
}
/**
* @internal You should not use this directly from another application
*
* @param string $message
* @return self
* @throws SodiumException
* @throws TypeError
*/
public function update($message = '')
{
$bytes = self::strlen($message);
/* handle leftover */
if ($this->leftover) {
/** @var int $want */
$want = ParagonIE_Sodium_Core32_Poly1305::BLOCK_SIZE - $this->leftover;
if ($want > $bytes) {
$want = $bytes;
}
for ($i = 0; $i < $want; ++$i) {
$mi = self::chrToInt($message[$i]);
$this->buffer[$this->leftover + $i] = $mi;
}
// We snip off the leftmost bytes.
$message = self::substr($message, $want);
$bytes = self::strlen($message);
$this->leftover += $want;
if ($this->leftover < ParagonIE_Sodium_Core32_Poly1305::BLOCK_SIZE) {
// We still don't have enough to run $this->blocks()
return $this;
}
$this->blocks(
self::intArrayToString($this->buffer),
ParagonIE_Sodium_Core32_Poly1305::BLOCK_SIZE
);
$this->leftover = 0;
}
/* process full blocks */
if ($bytes >= ParagonIE_Sodium_Core32_Poly1305::BLOCK_SIZE) {
/** @var int $want */
$want = $bytes & ~(ParagonIE_Sodium_Core32_Poly1305::BLOCK_SIZE - 1);
if ($want >= ParagonIE_Sodium_Core32_Poly1305::BLOCK_SIZE) {
/** @var string $block */
$block = self::substr($message, 0, $want);
if (self::strlen($block) >= ParagonIE_Sodium_Core32_Poly1305::BLOCK_SIZE) {
$this->blocks($block, $want);
$message = self::substr($message, $want);
$bytes = self::strlen($message);
}
}
}
/* store leftover */
if ($bytes) {
for ($i = 0; $i < $bytes; ++$i) {
$mi = self::chrToInt($message[$i]);
$this->buffer[$this->leftover + $i] = $mi;
}
$this->leftover = (int) $this->leftover + $bytes;
}
return $this;
}
/**
* @internal You should not use this directly from another application
*
* @param string $message
* @param int $bytes
* @return self
* @throws SodiumException
* @throws TypeError
*/
public function blocks($message, $bytes)
{
if (self::strlen($message) < 16) {
$message = str_pad($message, 16, "\x00", STR_PAD_RIGHT);
}
$hibit = ParagonIE_Sodium_Core32_Int32::fromInt((int) ($this->final ? 0 : 1 << 24)); /* 1 << 128 */
$hibit->setUnsignedInt(true);
$zero = new ParagonIE_Sodium_Core32_Int64(array(0, 0, 0, 0), true);
/**
* @var ParagonIE_Sodium_Core32_Int64 $d0
* @var ParagonIE_Sodium_Core32_Int64 $d1
* @var ParagonIE_Sodium_Core32_Int64 $d2
* @var ParagonIE_Sodium_Core32_Int64 $d3
* @var ParagonIE_Sodium_Core32_Int64 $d4
* @var ParagonIE_Sodium_Core32_Int64 $r0
* @var ParagonIE_Sodium_Core32_Int64 $r1
* @var ParagonIE_Sodium_Core32_Int64 $r2
* @var ParagonIE_Sodium_Core32_Int64 $r3
* @var ParagonIE_Sodium_Core32_Int64 $r4
*
* @var ParagonIE_Sodium_Core32_Int32 $h0
* @var ParagonIE_Sodium_Core32_Int32 $h1
* @var ParagonIE_Sodium_Core32_Int32 $h2
* @var ParagonIE_Sodium_Core32_Int32 $h3
* @var ParagonIE_Sodium_Core32_Int32 $h4
*/
$r0 = $this->r[0]->toInt64();
$r1 = $this->r[1]->toInt64();
$r2 = $this->r[2]->toInt64();
$r3 = $this->r[3]->toInt64();
$r4 = $this->r[4]->toInt64();
$s1 = $r1->toInt64()->mulInt(5, 3);
$s2 = $r2->toInt64()->mulInt(5, 3);
$s3 = $r3->toInt64()->mulInt(5, 3);
$s4 = $r4->toInt64()->mulInt(5, 3);
$h0 = $this->h[0];
$h1 = $this->h[1];
$h2 = $this->h[2];
$h3 = $this->h[3];
$h4 = $this->h[4];
while ($bytes >= ParagonIE_Sodium_Core32_Poly1305::BLOCK_SIZE) {
/* h += m[i] */
$h0 = $h0->addInt32(
ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($message, 0, 4))
->mask(0x3ffffff)
)->toInt64();
$h1 = $h1->addInt32(
ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($message, 3, 4))
->shiftRight(2)
->mask(0x3ffffff)
)->toInt64();
$h2 = $h2->addInt32(
ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($message, 6, 4))
->shiftRight(4)
->mask(0x3ffffff)
)->toInt64();
$h3 = $h3->addInt32(
ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($message, 9, 4))
->shiftRight(6)
->mask(0x3ffffff)
)->toInt64();
$h4 = $h4->addInt32(
ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($message, 12, 4))
->shiftRight(8)
->orInt32($hibit)
)->toInt64();
/* h *= r */
$d0 = $zero
->addInt64($h0->mulInt64($r0, 27))
->addInt64($s4->mulInt64($h1, 27))
->addInt64($s3->mulInt64($h2, 27))
->addInt64($s2->mulInt64($h3, 27))
->addInt64($s1->mulInt64($h4, 27));
$d1 = $zero
->addInt64($h0->mulInt64($r1, 27))
->addInt64($h1->mulInt64($r0, 27))
->addInt64($s4->mulInt64($h2, 27))
->addInt64($s3->mulInt64($h3, 27))
->addInt64($s2->mulInt64($h4, 27));
$d2 = $zero
->addInt64($h0->mulInt64($r2, 27))
->addInt64($h1->mulInt64($r1, 27))
->addInt64($h2->mulInt64($r0, 27))
->addInt64($s4->mulInt64($h3, 27))
->addInt64($s3->mulInt64($h4, 27));
$d3 = $zero
->addInt64($h0->mulInt64($r3, 27))
->addInt64($h1->mulInt64($r2, 27))
->addInt64($h2->mulInt64($r1, 27))
->addInt64($h3->mulInt64($r0, 27))
->addInt64($s4->mulInt64($h4, 27));
$d4 = $zero
->addInt64($h0->mulInt64($r4, 27))
->addInt64($h1->mulInt64($r3, 27))
->addInt64($h2->mulInt64($r2, 27))
->addInt64($h3->mulInt64($r1, 27))
->addInt64($h4->mulInt64($r0, 27));
/* (partial) h %= p */
$c = $d0->shiftRight(26);
$h0 = $d0->toInt32()->mask(0x3ffffff);
$d1 = $d1->addInt64($c);
$c = $d1->shiftRight(26);
$h1 = $d1->toInt32()->mask(0x3ffffff);
$d2 = $d2->addInt64($c);
$c = $d2->shiftRight(26);
$h2 = $d2->toInt32()->mask(0x3ffffff);
$d3 = $d3->addInt64($c);
$c = $d3->shiftRight(26);
$h3 = $d3->toInt32()->mask(0x3ffffff);
$d4 = $d4->addInt64($c);
$c = $d4->shiftRight(26);
$h4 = $d4->toInt32()->mask(0x3ffffff);
$h0 = $h0->addInt32($c->toInt32()->mulInt(5, 3));
$c = $h0->shiftRight(26);
$h0 = $h0->mask(0x3ffffff);
$h1 = $h1->addInt32($c);
// Chop off the left 32 bytes.
$message = self::substr(
$message,
ParagonIE_Sodium_Core32_Poly1305::BLOCK_SIZE
);
$bytes -= ParagonIE_Sodium_Core32_Poly1305::BLOCK_SIZE;
}
/** @var array<int, ParagonIE_Sodium_Core32_Int32> $h */
$this->h = array($h0, $h1, $h2, $h3, $h4);
return $this;
}
/**
* @internal You should not use this directly from another application
*
* @return string
* @throws SodiumException
* @throws TypeError
*/
public function finish()
{
/* process the remaining block */
if ($this->leftover) {
$i = $this->leftover;
$this->buffer[$i++] = 1;
for (; $i < ParagonIE_Sodium_Core32_Poly1305::BLOCK_SIZE; ++$i) {
$this->buffer[$i] = 0;
}
$this->final = true;
$this->blocks(
self::substr(
self::intArrayToString($this->buffer),
0,
ParagonIE_Sodium_Core32_Poly1305::BLOCK_SIZE
),
$b = ParagonIE_Sodium_Core32_Poly1305::BLOCK_SIZE
);
}
/**
* @var ParagonIE_Sodium_Core32_Int32 $f
* @var ParagonIE_Sodium_Core32_Int32 $g0
* @var ParagonIE_Sodium_Core32_Int32 $g1
* @var ParagonIE_Sodium_Core32_Int32 $g2
* @var ParagonIE_Sodium_Core32_Int32 $g3
* @var ParagonIE_Sodium_Core32_Int32 $g4
* @var ParagonIE_Sodium_Core32_Int32 $h0
* @var ParagonIE_Sodium_Core32_Int32 $h1
* @var ParagonIE_Sodium_Core32_Int32 $h2
* @var ParagonIE_Sodium_Core32_Int32 $h3
* @var ParagonIE_Sodium_Core32_Int32 $h4
*/
$h0 = $this->h[0];
$h1 = $this->h[1];
$h2 = $this->h[2];
$h3 = $this->h[3];
$h4 = $this->h[4];
$c = $h1->shiftRight(26); # $c = $h1 >> 26;
$h1 = $h1->mask(0x3ffffff); # $h1 &= 0x3ffffff;
$h2 = $h2->addInt32($c); # $h2 += $c;
$c = $h2->shiftRight(26); # $c = $h2 >> 26;
$h2 = $h2->mask(0x3ffffff); # $h2 &= 0x3ffffff;
$h3 = $h3->addInt32($c); # $h3 += $c;
$c = $h3->shiftRight(26); # $c = $h3 >> 26;
$h3 = $h3->mask(0x3ffffff); # $h3 &= 0x3ffffff;
$h4 = $h4->addInt32($c); # $h4 += $c;
$c = $h4->shiftRight(26); # $c = $h4 >> 26;
$h4 = $h4->mask(0x3ffffff); # $h4 &= 0x3ffffff;
$h0 = $h0->addInt32($c->mulInt(5, 3)); # $h0 += self::mul($c, 5);
$c = $h0->shiftRight(26); # $c = $h0 >> 26;
$h0 = $h0->mask(0x3ffffff); # $h0 &= 0x3ffffff;
$h1 = $h1->addInt32($c); # $h1 += $c;
/* compute h + -p */
$g0 = $h0->addInt(5);
$c = $g0->shiftRight(26);
$g0 = $g0->mask(0x3ffffff);
$g1 = $h1->addInt32($c);
$c = $g1->shiftRight(26);
$g1 = $g1->mask(0x3ffffff);
$g2 = $h2->addInt32($c);
$c = $g2->shiftRight(26);
$g2 = $g2->mask(0x3ffffff);
$g3 = $h3->addInt32($c);
$c = $g3->shiftRight(26);
$g3 = $g3->mask(0x3ffffff);
$g4 = $h4->addInt32($c)->subInt(1 << 26);
# $mask = ($g4 >> 31) - 1;
/* select h if h < p, or h + -p if h >= p */
$mask = (int) (($g4->toInt() >> 31) + 1);
$g0 = $g0->mask($mask);
$g1 = $g1->mask($mask);
$g2 = $g2->mask($mask);
$g3 = $g3->mask($mask);
$g4 = $g4->mask($mask);
/** @var int $mask */
$mask = ~$mask;
$h0 = $h0->mask($mask)->orInt32($g0);
$h1 = $h1->mask($mask)->orInt32($g1);
$h2 = $h2->mask($mask)->orInt32($g2);
$h3 = $h3->mask($mask)->orInt32($g3);
$h4 = $h4->mask($mask)->orInt32($g4);
/* h = h % (2^128) */
$h0 = $h0->orInt32($h1->shiftLeft(26));
$h1 = $h1->shiftRight(6)->orInt32($h2->shiftLeft(20));
$h2 = $h2->shiftRight(12)->orInt32($h3->shiftLeft(14));
$h3 = $h3->shiftRight(18)->orInt32($h4->shiftLeft(8));
/* mac = (h + pad) % (2^128) */
$f = $h0->toInt64()->addInt64($this->pad[0]);
$h0 = $f->toInt32();
$f = $h1->toInt64()->addInt64($this->pad[1])->addInt($h0->overflow);
$h1 = $f->toInt32();
$f = $h2->toInt64()->addInt64($this->pad[2])->addInt($h1->overflow);
$h2 = $f->toInt32();
$f = $h3->toInt64()->addInt64($this->pad[3])->addInt($h2->overflow);
$h3 = $f->toInt32();
return $h0->toReverseString() .
$h1->toReverseString() .
$h2->toReverseString() .
$h3->toReverseString();
}
}
<?php
if (class_exists('ParagonIE_Sodium_Core32_Poly1305_State', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core32_Poly1305_State
*/
class ParagonIE_Sodium_Core32_Poly1305_State extends ParagonIE_Sodium_Core32_Util
{
/**
* @var array<int, int>
*/
protected $buffer = array();
/**
* @var bool
*/
protected $final = false;
/**
* @var array<int, ParagonIE_Sodium_Core32_Int32>
*/
public $h;
/**
* @var int
*/
protected $leftover = 0;
/**
* @var array<int, ParagonIE_Sodium_Core32_Int32>
*/
public $r;
/**
* @var array<int, ParagonIE_Sodium_Core32_Int64>
*/
public $pad;
/**
* ParagonIE_Sodium_Core32_Poly1305_State constructor.
*
* @internal You should not use this directly from another application
*
* @param string $key
* @throws InvalidArgumentException
* @throws SodiumException
* @throws TypeError
*/
public function __construct($key = '')
{
if (self::strlen($key) < 32) {
throw new InvalidArgumentException(
'Poly1305 requires a 32-byte key'
);
}
/* r &= 0xffffffc0ffffffc0ffffffc0fffffff */
$this->r = array(
// st->r[0] = ...
ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($key, 0, 4))
->setUnsignedInt(true)
->mask(0x3ffffff),
// st->r[1] = ...
ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($key, 3, 4))
->setUnsignedInt(true)
->shiftRight(2)
->mask(0x3ffff03),
// st->r[2] = ...
ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($key, 6, 4))
->setUnsignedInt(true)
->shiftRight(4)
->mask(0x3ffc0ff),
// st->r[3] = ...
ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($key, 9, 4))
->setUnsignedInt(true)
->shiftRight(6)
->mask(0x3f03fff),
// st->r[4] = ...
ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($key, 12, 4))
->setUnsignedInt(true)
->shiftRight(8)
->mask(0x00fffff)
);
/* h = 0 */
$this->h = array(
new ParagonIE_Sodium_Core32_Int32(array(0, 0), true),
new ParagonIE_Sodium_Core32_Int32(array(0, 0), true),
new ParagonIE_Sodium_Core32_Int32(array(0, 0), true),
new ParagonIE_Sodium_Core32_Int32(array(0, 0), true),
new ParagonIE_Sodium_Core32_Int32(array(0, 0), true)
);
/* save pad for later */
$this->pad = array(
ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($key, 16, 4))
->setUnsignedInt(true)->toInt64(),
ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($key, 20, 4))
->setUnsignedInt(true)->toInt64(),
ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($key, 24, 4))
->setUnsignedInt(true)->toInt64(),
ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($key, 28, 4))
->setUnsignedInt(true)->toInt64(),
);
$this->leftover = 0;
$this->final = false;
}
/**
* @internal You should not use this directly from another application
*
* @param string $message
* @return self
* @throws SodiumException
* @throws TypeError
*/
public function update($message = '')
{
$bytes = self::strlen($message);
/* handle leftover */
if ($this->leftover) {
/** @var int $want */
$want = ParagonIE_Sodium_Core32_Poly1305::BLOCK_SIZE - $this->leftover;
if ($want > $bytes) {
$want = $bytes;
}
for ($i = 0; $i < $want; ++$i) {
$mi = self::chrToInt($message[$i]);
$this->buffer[$this->leftover + $i] = $mi;
}
// We snip off the leftmost bytes.
$message = self::substr($message, $want);
$bytes = self::strlen($message);
$this->leftover += $want;
if ($this->leftover < ParagonIE_Sodium_Core32_Poly1305::BLOCK_SIZE) {
// We still don't have enough to run $this->blocks()
return $this;
}
$this->blocks(
self::intArrayToString($this->buffer),
ParagonIE_Sodium_Core32_Poly1305::BLOCK_SIZE
);
$this->leftover = 0;
}
/* process full blocks */
if ($bytes >= ParagonIE_Sodium_Core32_Poly1305::BLOCK_SIZE) {
/** @var int $want */
$want = $bytes & ~(ParagonIE_Sodium_Core32_Poly1305::BLOCK_SIZE - 1);
if ($want >= ParagonIE_Sodium_Core32_Poly1305::BLOCK_SIZE) {
/** @var string $block */
$block = self::substr($message, 0, $want);
if (self::strlen($block) >= ParagonIE_Sodium_Core32_Poly1305::BLOCK_SIZE) {
$this->blocks($block, $want);
$message = self::substr($message, $want);
$bytes = self::strlen($message);
}
}
}
/* store leftover */
if ($bytes) {
for ($i = 0; $i < $bytes; ++$i) {
$mi = self::chrToInt($message[$i]);
$this->buffer[$this->leftover + $i] = $mi;
}
$this->leftover = (int) $this->leftover + $bytes;
}
return $this;
}
/**
* @internal You should not use this directly from another application
*
* @param string $message
* @param int $bytes
* @return self
* @throws SodiumException
* @throws TypeError
*/
public function blocks($message, $bytes)
{
if (self::strlen($message) < 16) {
$message = str_pad($message, 16, "\x00", STR_PAD_RIGHT);
}
$hibit = ParagonIE_Sodium_Core32_Int32::fromInt((int) ($this->final ? 0 : 1 << 24)); /* 1 << 128 */
$hibit->setUnsignedInt(true);
$zero = new ParagonIE_Sodium_Core32_Int64(array(0, 0, 0, 0), true);
/**
* @var ParagonIE_Sodium_Core32_Int64 $d0
* @var ParagonIE_Sodium_Core32_Int64 $d1
* @var ParagonIE_Sodium_Core32_Int64 $d2
* @var ParagonIE_Sodium_Core32_Int64 $d3
* @var ParagonIE_Sodium_Core32_Int64 $d4
* @var ParagonIE_Sodium_Core32_Int64 $r0
* @var ParagonIE_Sodium_Core32_Int64 $r1
* @var ParagonIE_Sodium_Core32_Int64 $r2
* @var ParagonIE_Sodium_Core32_Int64 $r3
* @var ParagonIE_Sodium_Core32_Int64 $r4
*
* @var ParagonIE_Sodium_Core32_Int32 $h0
* @var ParagonIE_Sodium_Core32_Int32 $h1
* @var ParagonIE_Sodium_Core32_Int32 $h2
* @var ParagonIE_Sodium_Core32_Int32 $h3
* @var ParagonIE_Sodium_Core32_Int32 $h4
*/
$r0 = $this->r[0]->toInt64();
$r1 = $this->r[1]->toInt64();
$r2 = $this->r[2]->toInt64();
$r3 = $this->r[3]->toInt64();
$r4 = $this->r[4]->toInt64();
$s1 = $r1->toInt64()->mulInt(5, 3);
$s2 = $r2->toInt64()->mulInt(5, 3);
$s3 = $r3->toInt64()->mulInt(5, 3);
$s4 = $r4->toInt64()->mulInt(5, 3);
$h0 = $this->h[0];
$h1 = $this->h[1];
$h2 = $this->h[2];
$h3 = $this->h[3];
$h4 = $this->h[4];
while ($bytes >= ParagonIE_Sodium_Core32_Poly1305::BLOCK_SIZE) {
/* h += m[i] */
$h0 = $h0->addInt32(
ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($message, 0, 4))
->mask(0x3ffffff)
)->toInt64();
$h1 = $h1->addInt32(
ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($message, 3, 4))
->shiftRight(2)
->mask(0x3ffffff)
)->toInt64();
$h2 = $h2->addInt32(
ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($message, 6, 4))
->shiftRight(4)
->mask(0x3ffffff)
)->toInt64();
$h3 = $h3->addInt32(
ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($message, 9, 4))
->shiftRight(6)
->mask(0x3ffffff)
)->toInt64();
$h4 = $h4->addInt32(
ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($message, 12, 4))
->shiftRight(8)
->orInt32($hibit)
)->toInt64();
/* h *= r */
$d0 = $zero
->addInt64($h0->mulInt64($r0, 27))
->addInt64($s4->mulInt64($h1, 27))
->addInt64($s3->mulInt64($h2, 27))
->addInt64($s2->mulInt64($h3, 27))
->addInt64($s1->mulInt64($h4, 27));
$d1 = $zero
->addInt64($h0->mulInt64($r1, 27))
->addInt64($h1->mulInt64($r0, 27))
->addInt64($s4->mulInt64($h2, 27))
->addInt64($s3->mulInt64($h3, 27))
->addInt64($s2->mulInt64($h4, 27));
$d2 = $zero
->addInt64($h0->mulInt64($r2, 27))
->addInt64($h1->mulInt64($r1, 27))
->addInt64($h2->mulInt64($r0, 27))
->addInt64($s4->mulInt64($h3, 27))
->addInt64($s3->mulInt64($h4, 27));
$d3 = $zero
->addInt64($h0->mulInt64($r3, 27))
->addInt64($h1->mulInt64($r2, 27))
->addInt64($h2->mulInt64($r1, 27))
->addInt64($h3->mulInt64($r0, 27))
->addInt64($s4->mulInt64($h4, 27));
$d4 = $zero
->addInt64($h0->mulInt64($r4, 27))
->addInt64($h1->mulInt64($r3, 27))
->addInt64($h2->mulInt64($r2, 27))
->addInt64($h3->mulInt64($r1, 27))
->addInt64($h4->mulInt64($r0, 27));
/* (partial) h %= p */
$c = $d0->shiftRight(26);
$h0 = $d0->toInt32()->mask(0x3ffffff);
$d1 = $d1->addInt64($c);
$c = $d1->shiftRight(26);
$h1 = $d1->toInt32()->mask(0x3ffffff);
$d2 = $d2->addInt64($c);
$c = $d2->shiftRight(26);
$h2 = $d2->toInt32()->mask(0x3ffffff);
$d3 = $d3->addInt64($c);
$c = $d3->shiftRight(26);
$h3 = $d3->toInt32()->mask(0x3ffffff);
$d4 = $d4->addInt64($c);
$c = $d4->shiftRight(26);
$h4 = $d4->toInt32()->mask(0x3ffffff);
$h0 = $h0->addInt32($c->toInt32()->mulInt(5, 3));
$c = $h0->shiftRight(26);
$h0 = $h0->mask(0x3ffffff);
$h1 = $h1->addInt32($c);
// Chop off the left 32 bytes.
$message = self::substr(
$message,
ParagonIE_Sodium_Core32_Poly1305::BLOCK_SIZE
);
$bytes -= ParagonIE_Sodium_Core32_Poly1305::BLOCK_SIZE;
}
/** @var array<int, ParagonIE_Sodium_Core32_Int32> $h */
$this->h = array($h0, $h1, $h2, $h3, $h4);
return $this;
}
/**
* @internal You should not use this directly from another application
*
* @return string
* @throws SodiumException
* @throws TypeError
*/
public function finish()
{
/* process the remaining block */
if ($this->leftover) {
$i = $this->leftover;
$this->buffer[$i++] = 1;
for (; $i < ParagonIE_Sodium_Core32_Poly1305::BLOCK_SIZE; ++$i) {
$this->buffer[$i] = 0;
}
$this->final = true;
$this->blocks(
self::substr(
self::intArrayToString($this->buffer),
0,
ParagonIE_Sodium_Core32_Poly1305::BLOCK_SIZE
),
$b = ParagonIE_Sodium_Core32_Poly1305::BLOCK_SIZE
);
}
/**
* @var ParagonIE_Sodium_Core32_Int32 $f
* @var ParagonIE_Sodium_Core32_Int32 $g0
* @var ParagonIE_Sodium_Core32_Int32 $g1
* @var ParagonIE_Sodium_Core32_Int32 $g2
* @var ParagonIE_Sodium_Core32_Int32 $g3
* @var ParagonIE_Sodium_Core32_Int32 $g4
* @var ParagonIE_Sodium_Core32_Int32 $h0
* @var ParagonIE_Sodium_Core32_Int32 $h1
* @var ParagonIE_Sodium_Core32_Int32 $h2
* @var ParagonIE_Sodium_Core32_Int32 $h3
* @var ParagonIE_Sodium_Core32_Int32 $h4
*/
$h0 = $this->h[0];
$h1 = $this->h[1];
$h2 = $this->h[2];
$h3 = $this->h[3];
$h4 = $this->h[4];
$c = $h1->shiftRight(26); # $c = $h1 >> 26;
$h1 = $h1->mask(0x3ffffff); # $h1 &= 0x3ffffff;
$h2 = $h2->addInt32($c); # $h2 += $c;
$c = $h2->shiftRight(26); # $c = $h2 >> 26;
$h2 = $h2->mask(0x3ffffff); # $h2 &= 0x3ffffff;
$h3 = $h3->addInt32($c); # $h3 += $c;
$c = $h3->shiftRight(26); # $c = $h3 >> 26;
$h3 = $h3->mask(0x3ffffff); # $h3 &= 0x3ffffff;
$h4 = $h4->addInt32($c); # $h4 += $c;
$c = $h4->shiftRight(26); # $c = $h4 >> 26;
$h4 = $h4->mask(0x3ffffff); # $h4 &= 0x3ffffff;
$h0 = $h0->addInt32($c->mulInt(5, 3)); # $h0 += self::mul($c, 5);
$c = $h0->shiftRight(26); # $c = $h0 >> 26;
$h0 = $h0->mask(0x3ffffff); # $h0 &= 0x3ffffff;
$h1 = $h1->addInt32($c); # $h1 += $c;
/* compute h + -p */
$g0 = $h0->addInt(5);
$c = $g0->shiftRight(26);
$g0 = $g0->mask(0x3ffffff);
$g1 = $h1->addInt32($c);
$c = $g1->shiftRight(26);
$g1 = $g1->mask(0x3ffffff);
$g2 = $h2->addInt32($c);
$c = $g2->shiftRight(26);
$g2 = $g2->mask(0x3ffffff);
$g3 = $h3->addInt32($c);
$c = $g3->shiftRight(26);
$g3 = $g3->mask(0x3ffffff);
$g4 = $h4->addInt32($c)->subInt(1 << 26);
# $mask = ($g4 >> 31) - 1;
/* select h if h < p, or h + -p if h >= p */
$mask = (int) (($g4->toInt() >> 31) + 1);
$g0 = $g0->mask($mask);
$g1 = $g1->mask($mask);
$g2 = $g2->mask($mask);
$g3 = $g3->mask($mask);
$g4 = $g4->mask($mask);
/** @var int $mask */
$mask = ~$mask;
$h0 = $h0->mask($mask)->orInt32($g0);
$h1 = $h1->mask($mask)->orInt32($g1);
$h2 = $h2->mask($mask)->orInt32($g2);
$h3 = $h3->mask($mask)->orInt32($g3);
$h4 = $h4->mask($mask)->orInt32($g4);
/* h = h % (2^128) */
$h0 = $h0->orInt32($h1->shiftLeft(26));
$h1 = $h1->shiftRight(6)->orInt32($h2->shiftLeft(20));
$h2 = $h2->shiftRight(12)->orInt32($h3->shiftLeft(14));
$h3 = $h3->shiftRight(18)->orInt32($h4->shiftLeft(8));
/* mac = (h + pad) % (2^128) */
$f = $h0->toInt64()->addInt64($this->pad[0]);
$h0 = $f->toInt32();
$f = $h1->toInt64()->addInt64($this->pad[1])->addInt($h0->overflow);
$h1 = $f->toInt32();
$f = $h2->toInt64()->addInt64($this->pad[2])->addInt($h1->overflow);
$h2 = $f->toInt32();
$f = $h3->toInt64()->addInt64($this->pad[3])->addInt($h2->overflow);
$h3 = $f->toInt32();
return $h0->toReverseString() .
$h1->toReverseString() .
$h2->toReverseString() .
$h3->toReverseString();
}
}

View File

@@ -1,306 +1,306 @@
<?php
if (class_exists('ParagonIE_Sodium_Core32_Salsa20', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core32_Salsa20
*/
abstract class ParagonIE_Sodium_Core32_Salsa20 extends ParagonIE_Sodium_Core32_Util
{
const ROUNDS = 20;
/**
* Calculate an salsa20 hash of a single block
*
* @internal You should not use this directly from another application
*
* @param string $in
* @param string $k
* @param string|null $c
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function core_salsa20($in, $k, $c = null)
{
/**
* @var ParagonIE_Sodium_Core32_Int32 $x0
* @var ParagonIE_Sodium_Core32_Int32 $x1
* @var ParagonIE_Sodium_Core32_Int32 $x2
* @var ParagonIE_Sodium_Core32_Int32 $x3
* @var ParagonIE_Sodium_Core32_Int32 $x4
* @var ParagonIE_Sodium_Core32_Int32 $x5
* @var ParagonIE_Sodium_Core32_Int32 $x6
* @var ParagonIE_Sodium_Core32_Int32 $x7
* @var ParagonIE_Sodium_Core32_Int32 $x8
* @var ParagonIE_Sodium_Core32_Int32 $x9
* @var ParagonIE_Sodium_Core32_Int32 $x10
* @var ParagonIE_Sodium_Core32_Int32 $x11
* @var ParagonIE_Sodium_Core32_Int32 $x12
* @var ParagonIE_Sodium_Core32_Int32 $x13
* @var ParagonIE_Sodium_Core32_Int32 $x14
* @var ParagonIE_Sodium_Core32_Int32 $x15
* @var ParagonIE_Sodium_Core32_Int32 $j0
* @var ParagonIE_Sodium_Core32_Int32 $j1
* @var ParagonIE_Sodium_Core32_Int32 $j2
* @var ParagonIE_Sodium_Core32_Int32 $j3
* @var ParagonIE_Sodium_Core32_Int32 $j4
* @var ParagonIE_Sodium_Core32_Int32 $j5
* @var ParagonIE_Sodium_Core32_Int32 $j6
* @var ParagonIE_Sodium_Core32_Int32 $j7
* @var ParagonIE_Sodium_Core32_Int32 $j8
* @var ParagonIE_Sodium_Core32_Int32 $j9
* @var ParagonIE_Sodium_Core32_Int32 $j10
* @var ParagonIE_Sodium_Core32_Int32 $j11
* @var ParagonIE_Sodium_Core32_Int32 $j12
* @var ParagonIE_Sodium_Core32_Int32 $j13
* @var ParagonIE_Sodium_Core32_Int32 $j14
* @var ParagonIE_Sodium_Core32_Int32 $j15
*/
if (self::strlen($k) < 32) {
throw new RangeException('Key must be 32 bytes long');
}
if ($c === null) {
$x0 = new ParagonIE_Sodium_Core32_Int32(array(0x6170, 0x7865));
$x5 = new ParagonIE_Sodium_Core32_Int32(array(0x3320, 0x646e));
$x10 = new ParagonIE_Sodium_Core32_Int32(array(0x7962, 0x2d32));
$x15 = new ParagonIE_Sodium_Core32_Int32(array(0x6b20, 0x6574));
} else {
$x0 = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($c, 0, 4));
$x5 = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($c, 4, 4));
$x10 = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($c, 8, 4));
$x15 = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($c, 12, 4));
}
$x1 = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($k, 0, 4));
$x2 = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($k, 4, 4));
$x3 = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($k, 8, 4));
$x4 = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($k, 12, 4));
$x6 = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($in, 0, 4));
$x7 = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($in, 4, 4));
$x8 = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($in, 8, 4));
$x9 = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($in, 12, 4));
$x11 = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($k, 16, 4));
$x12 = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($k, 20, 4));
$x13 = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($k, 24, 4));
$x14 = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($k, 28, 4));
$j0 = clone $x0;
$j1 = clone $x1;
$j2 = clone $x2;
$j3 = clone $x3;
$j4 = clone $x4;
$j5 = clone $x5;
$j6 = clone $x6;
$j7 = clone $x7;
$j8 = clone $x8;
$j9 = clone $x9;
$j10 = clone $x10;
$j11 = clone $x11;
$j12 = clone $x12;
$j13 = clone $x13;
$j14 = clone $x14;
$j15 = clone $x15;
for ($i = self::ROUNDS; $i > 0; $i -= 2) {
$x4 = $x4->xorInt32($x0->addInt32($x12)->rotateLeft(7));
$x8 = $x8->xorInt32($x4->addInt32($x0)->rotateLeft(9));
$x12 = $x12->xorInt32($x8->addInt32($x4)->rotateLeft(13));
$x0 = $x0->xorInt32($x12->addInt32($x8)->rotateLeft(18));
$x9 = $x9->xorInt32($x5->addInt32($x1)->rotateLeft(7));
$x13 = $x13->xorInt32($x9->addInt32($x5)->rotateLeft(9));
$x1 = $x1->xorInt32($x13->addInt32($x9)->rotateLeft(13));
$x5 = $x5->xorInt32($x1->addInt32($x13)->rotateLeft(18));
$x14 = $x14->xorInt32($x10->addInt32($x6)->rotateLeft(7));
$x2 = $x2->xorInt32($x14->addInt32($x10)->rotateLeft(9));
$x6 = $x6->xorInt32($x2->addInt32($x14)->rotateLeft(13));
$x10 = $x10->xorInt32($x6->addInt32($x2)->rotateLeft(18));
$x3 = $x3->xorInt32($x15->addInt32($x11)->rotateLeft(7));
$x7 = $x7->xorInt32($x3->addInt32($x15)->rotateLeft(9));
$x11 = $x11->xorInt32($x7->addInt32($x3)->rotateLeft(13));
$x15 = $x15->xorInt32($x11->addInt32($x7)->rotateLeft(18));
$x1 = $x1->xorInt32($x0->addInt32($x3)->rotateLeft(7));
$x2 = $x2->xorInt32($x1->addInt32($x0)->rotateLeft(9));
$x3 = $x3->xorInt32($x2->addInt32($x1)->rotateLeft(13));
$x0 = $x0->xorInt32($x3->addInt32($x2)->rotateLeft(18));
$x6 = $x6->xorInt32($x5->addInt32($x4)->rotateLeft(7));
$x7 = $x7->xorInt32($x6->addInt32($x5)->rotateLeft(9));
$x4 = $x4->xorInt32($x7->addInt32($x6)->rotateLeft(13));
$x5 = $x5->xorInt32($x4->addInt32($x7)->rotateLeft(18));
$x11 = $x11->xorInt32($x10->addInt32($x9)->rotateLeft(7));
$x8 = $x8->xorInt32($x11->addInt32($x10)->rotateLeft(9));
$x9 = $x9->xorInt32($x8->addInt32($x11)->rotateLeft(13));
$x10 = $x10->xorInt32($x9->addInt32($x8)->rotateLeft(18));
$x12 = $x12->xorInt32($x15->addInt32($x14)->rotateLeft(7));
$x13 = $x13->xorInt32($x12->addInt32($x15)->rotateLeft(9));
$x14 = $x14->xorInt32($x13->addInt32($x12)->rotateLeft(13));
$x15 = $x15->xorInt32($x14->addInt32($x13)->rotateLeft(18));
}
$x0 = $x0->addInt32($j0);
$x1 = $x1->addInt32($j1);
$x2 = $x2->addInt32($j2);
$x3 = $x3->addInt32($j3);
$x4 = $x4->addInt32($j4);
$x5 = $x5->addInt32($j5);
$x6 = $x6->addInt32($j6);
$x7 = $x7->addInt32($j7);
$x8 = $x8->addInt32($j8);
$x9 = $x9->addInt32($j9);
$x10 = $x10->addInt32($j10);
$x11 = $x11->addInt32($j11);
$x12 = $x12->addInt32($j12);
$x13 = $x13->addInt32($j13);
$x14 = $x14->addInt32($j14);
$x15 = $x15->addInt32($j15);
return $x0->toReverseString() .
$x1->toReverseString() .
$x2->toReverseString() .
$x3->toReverseString() .
$x4->toReverseString() .
$x5->toReverseString() .
$x6->toReverseString() .
$x7->toReverseString() .
$x8->toReverseString() .
$x9->toReverseString() .
$x10->toReverseString() .
$x11->toReverseString() .
$x12->toReverseString() .
$x13->toReverseString() .
$x14->toReverseString() .
$x15->toReverseString();
}
/**
* @internal You should not use this directly from another application
*
* @param int $len
* @param string $nonce
* @param string $key
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function salsa20($len, $nonce, $key)
{
if (self::strlen($key) !== 32) {
throw new RangeException('Key must be 32 bytes long');
}
$kcopy = '' . $key;
$in = self::substr($nonce, 0, 8) . str_repeat("\0", 8);
$c = '';
while ($len >= 64) {
$c .= self::core_salsa20($in, $kcopy, null);
$u = 1;
// Internal counter.
for ($i = 8; $i < 16; ++$i) {
$u += self::chrToInt($in[$i]);
$in[$i] = self::intToChr($u & 0xff);
$u >>= 8;
}
$len -= 64;
}
if ($len > 0) {
$c .= self::substr(
self::core_salsa20($in, $kcopy, null),
0,
$len
);
}
try {
ParagonIE_Sodium_Compat::memzero($kcopy);
} catch (SodiumException $ex) {
$kcopy = null;
}
return $c;
}
/**
* @internal You should not use this directly from another application
*
* @param string $m
* @param string $n
* @param int $ic
* @param string $k
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function salsa20_xor_ic($m, $n, $ic, $k)
{
$mlen = self::strlen($m);
if ($mlen < 1) {
return '';
}
$kcopy = self::substr($k, 0, 32);
$in = self::substr($n, 0, 8);
// Initialize the counter
$in .= ParagonIE_Sodium_Core32_Util::store64_le($ic);
$c = '';
while ($mlen >= 64) {
$block = self::core_salsa20($in, $kcopy, null);
$c .= self::xorStrings(
self::substr($m, 0, 64),
self::substr($block, 0, 64)
);
$u = 1;
for ($i = 8; $i < 16; ++$i) {
$u += self::chrToInt($in[$i]);
$in[$i] = self::intToChr($u & 0xff);
$u >>= 8;
}
$mlen -= 64;
$m = self::substr($m, 64);
}
if ($mlen) {
$block = self::core_salsa20($in, $kcopy, null);
$c .= self::xorStrings(
self::substr($m, 0, $mlen),
self::substr($block, 0, $mlen)
);
}
try {
ParagonIE_Sodium_Compat::memzero($block);
ParagonIE_Sodium_Compat::memzero($kcopy);
} catch (SodiumException $ex) {
$block = null;
$kcopy = null;
}
return $c;
}
/**
* @internal You should not use this directly from another application
*
* @param string $message
* @param string $nonce
* @param string $key
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function salsa20_xor($message, $nonce, $key)
{
return self::xorStrings(
$message,
self::salsa20(
self::strlen($message),
$nonce,
$key
)
);
}
}
<?php
if (class_exists('ParagonIE_Sodium_Core32_Salsa20', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core32_Salsa20
*/
abstract class ParagonIE_Sodium_Core32_Salsa20 extends ParagonIE_Sodium_Core32_Util
{
const ROUNDS = 20;
/**
* Calculate an salsa20 hash of a single block
*
* @internal You should not use this directly from another application
*
* @param string $in
* @param string $k
* @param string|null $c
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function core_salsa20($in, $k, $c = null)
{
/**
* @var ParagonIE_Sodium_Core32_Int32 $x0
* @var ParagonIE_Sodium_Core32_Int32 $x1
* @var ParagonIE_Sodium_Core32_Int32 $x2
* @var ParagonIE_Sodium_Core32_Int32 $x3
* @var ParagonIE_Sodium_Core32_Int32 $x4
* @var ParagonIE_Sodium_Core32_Int32 $x5
* @var ParagonIE_Sodium_Core32_Int32 $x6
* @var ParagonIE_Sodium_Core32_Int32 $x7
* @var ParagonIE_Sodium_Core32_Int32 $x8
* @var ParagonIE_Sodium_Core32_Int32 $x9
* @var ParagonIE_Sodium_Core32_Int32 $x10
* @var ParagonIE_Sodium_Core32_Int32 $x11
* @var ParagonIE_Sodium_Core32_Int32 $x12
* @var ParagonIE_Sodium_Core32_Int32 $x13
* @var ParagonIE_Sodium_Core32_Int32 $x14
* @var ParagonIE_Sodium_Core32_Int32 $x15
* @var ParagonIE_Sodium_Core32_Int32 $j0
* @var ParagonIE_Sodium_Core32_Int32 $j1
* @var ParagonIE_Sodium_Core32_Int32 $j2
* @var ParagonIE_Sodium_Core32_Int32 $j3
* @var ParagonIE_Sodium_Core32_Int32 $j4
* @var ParagonIE_Sodium_Core32_Int32 $j5
* @var ParagonIE_Sodium_Core32_Int32 $j6
* @var ParagonIE_Sodium_Core32_Int32 $j7
* @var ParagonIE_Sodium_Core32_Int32 $j8
* @var ParagonIE_Sodium_Core32_Int32 $j9
* @var ParagonIE_Sodium_Core32_Int32 $j10
* @var ParagonIE_Sodium_Core32_Int32 $j11
* @var ParagonIE_Sodium_Core32_Int32 $j12
* @var ParagonIE_Sodium_Core32_Int32 $j13
* @var ParagonIE_Sodium_Core32_Int32 $j14
* @var ParagonIE_Sodium_Core32_Int32 $j15
*/
if (self::strlen($k) < 32) {
throw new RangeException('Key must be 32 bytes long');
}
if ($c === null) {
$x0 = new ParagonIE_Sodium_Core32_Int32(array(0x6170, 0x7865));
$x5 = new ParagonIE_Sodium_Core32_Int32(array(0x3320, 0x646e));
$x10 = new ParagonIE_Sodium_Core32_Int32(array(0x7962, 0x2d32));
$x15 = new ParagonIE_Sodium_Core32_Int32(array(0x6b20, 0x6574));
} else {
$x0 = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($c, 0, 4));
$x5 = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($c, 4, 4));
$x10 = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($c, 8, 4));
$x15 = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($c, 12, 4));
}
$x1 = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($k, 0, 4));
$x2 = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($k, 4, 4));
$x3 = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($k, 8, 4));
$x4 = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($k, 12, 4));
$x6 = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($in, 0, 4));
$x7 = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($in, 4, 4));
$x8 = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($in, 8, 4));
$x9 = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($in, 12, 4));
$x11 = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($k, 16, 4));
$x12 = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($k, 20, 4));
$x13 = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($k, 24, 4));
$x14 = ParagonIE_Sodium_Core32_Int32::fromReverseString(self::substr($k, 28, 4));
$j0 = clone $x0;
$j1 = clone $x1;
$j2 = clone $x2;
$j3 = clone $x3;
$j4 = clone $x4;
$j5 = clone $x5;
$j6 = clone $x6;
$j7 = clone $x7;
$j8 = clone $x8;
$j9 = clone $x9;
$j10 = clone $x10;
$j11 = clone $x11;
$j12 = clone $x12;
$j13 = clone $x13;
$j14 = clone $x14;
$j15 = clone $x15;
for ($i = self::ROUNDS; $i > 0; $i -= 2) {
$x4 = $x4->xorInt32($x0->addInt32($x12)->rotateLeft(7));
$x8 = $x8->xorInt32($x4->addInt32($x0)->rotateLeft(9));
$x12 = $x12->xorInt32($x8->addInt32($x4)->rotateLeft(13));
$x0 = $x0->xorInt32($x12->addInt32($x8)->rotateLeft(18));
$x9 = $x9->xorInt32($x5->addInt32($x1)->rotateLeft(7));
$x13 = $x13->xorInt32($x9->addInt32($x5)->rotateLeft(9));
$x1 = $x1->xorInt32($x13->addInt32($x9)->rotateLeft(13));
$x5 = $x5->xorInt32($x1->addInt32($x13)->rotateLeft(18));
$x14 = $x14->xorInt32($x10->addInt32($x6)->rotateLeft(7));
$x2 = $x2->xorInt32($x14->addInt32($x10)->rotateLeft(9));
$x6 = $x6->xorInt32($x2->addInt32($x14)->rotateLeft(13));
$x10 = $x10->xorInt32($x6->addInt32($x2)->rotateLeft(18));
$x3 = $x3->xorInt32($x15->addInt32($x11)->rotateLeft(7));
$x7 = $x7->xorInt32($x3->addInt32($x15)->rotateLeft(9));
$x11 = $x11->xorInt32($x7->addInt32($x3)->rotateLeft(13));
$x15 = $x15->xorInt32($x11->addInt32($x7)->rotateLeft(18));
$x1 = $x1->xorInt32($x0->addInt32($x3)->rotateLeft(7));
$x2 = $x2->xorInt32($x1->addInt32($x0)->rotateLeft(9));
$x3 = $x3->xorInt32($x2->addInt32($x1)->rotateLeft(13));
$x0 = $x0->xorInt32($x3->addInt32($x2)->rotateLeft(18));
$x6 = $x6->xorInt32($x5->addInt32($x4)->rotateLeft(7));
$x7 = $x7->xorInt32($x6->addInt32($x5)->rotateLeft(9));
$x4 = $x4->xorInt32($x7->addInt32($x6)->rotateLeft(13));
$x5 = $x5->xorInt32($x4->addInt32($x7)->rotateLeft(18));
$x11 = $x11->xorInt32($x10->addInt32($x9)->rotateLeft(7));
$x8 = $x8->xorInt32($x11->addInt32($x10)->rotateLeft(9));
$x9 = $x9->xorInt32($x8->addInt32($x11)->rotateLeft(13));
$x10 = $x10->xorInt32($x9->addInt32($x8)->rotateLeft(18));
$x12 = $x12->xorInt32($x15->addInt32($x14)->rotateLeft(7));
$x13 = $x13->xorInt32($x12->addInt32($x15)->rotateLeft(9));
$x14 = $x14->xorInt32($x13->addInt32($x12)->rotateLeft(13));
$x15 = $x15->xorInt32($x14->addInt32($x13)->rotateLeft(18));
}
$x0 = $x0->addInt32($j0);
$x1 = $x1->addInt32($j1);
$x2 = $x2->addInt32($j2);
$x3 = $x3->addInt32($j3);
$x4 = $x4->addInt32($j4);
$x5 = $x5->addInt32($j5);
$x6 = $x6->addInt32($j6);
$x7 = $x7->addInt32($j7);
$x8 = $x8->addInt32($j8);
$x9 = $x9->addInt32($j9);
$x10 = $x10->addInt32($j10);
$x11 = $x11->addInt32($j11);
$x12 = $x12->addInt32($j12);
$x13 = $x13->addInt32($j13);
$x14 = $x14->addInt32($j14);
$x15 = $x15->addInt32($j15);
return $x0->toReverseString() .
$x1->toReverseString() .
$x2->toReverseString() .
$x3->toReverseString() .
$x4->toReverseString() .
$x5->toReverseString() .
$x6->toReverseString() .
$x7->toReverseString() .
$x8->toReverseString() .
$x9->toReverseString() .
$x10->toReverseString() .
$x11->toReverseString() .
$x12->toReverseString() .
$x13->toReverseString() .
$x14->toReverseString() .
$x15->toReverseString();
}
/**
* @internal You should not use this directly from another application
*
* @param int $len
* @param string $nonce
* @param string $key
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function salsa20($len, $nonce, $key)
{
if (self::strlen($key) !== 32) {
throw new RangeException('Key must be 32 bytes long');
}
$kcopy = '' . $key;
$in = self::substr($nonce, 0, 8) . str_repeat("\0", 8);
$c = '';
while ($len >= 64) {
$c .= self::core_salsa20($in, $kcopy, null);
$u = 1;
// Internal counter.
for ($i = 8; $i < 16; ++$i) {
$u += self::chrToInt($in[$i]);
$in[$i] = self::intToChr($u & 0xff);
$u >>= 8;
}
$len -= 64;
}
if ($len > 0) {
$c .= self::substr(
self::core_salsa20($in, $kcopy, null),
0,
$len
);
}
try {
ParagonIE_Sodium_Compat::memzero($kcopy);
} catch (SodiumException $ex) {
$kcopy = null;
}
return $c;
}
/**
* @internal You should not use this directly from another application
*
* @param string $m
* @param string $n
* @param int $ic
* @param string $k
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function salsa20_xor_ic($m, $n, $ic, $k)
{
$mlen = self::strlen($m);
if ($mlen < 1) {
return '';
}
$kcopy = self::substr($k, 0, 32);
$in = self::substr($n, 0, 8);
// Initialize the counter
$in .= ParagonIE_Sodium_Core32_Util::store64_le($ic);
$c = '';
while ($mlen >= 64) {
$block = self::core_salsa20($in, $kcopy, null);
$c .= self::xorStrings(
self::substr($m, 0, 64),
self::substr($block, 0, 64)
);
$u = 1;
for ($i = 8; $i < 16; ++$i) {
$u += self::chrToInt($in[$i]);
$in[$i] = self::intToChr($u & 0xff);
$u >>= 8;
}
$mlen -= 64;
$m = self::substr($m, 64);
}
if ($mlen) {
$block = self::core_salsa20($in, $kcopy, null);
$c .= self::xorStrings(
self::substr($m, 0, $mlen),
self::substr($block, 0, $mlen)
);
}
try {
ParagonIE_Sodium_Compat::memzero($block);
ParagonIE_Sodium_Compat::memzero($kcopy);
} catch (SodiumException $ex) {
$block = null;
$kcopy = null;
}
return $c;
}
/**
* @internal You should not use this directly from another application
*
* @param string $message
* @param string $nonce
* @param string $key
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function salsa20_xor($message, $nonce, $key)
{
return self::xorStrings(
$message,
self::salsa20(
self::strlen($message),
$nonce,
$key
)
);
}
}

View File

@@ -1,163 +1,163 @@
<?php
/**
* Class ParagonIE_Sodium_Core32_SecretStream_State
*/
class ParagonIE_Sodium_Core32_SecretStream_State
{
/** @var string $key */
protected $key;
/** @var int $counter */
protected $counter;
/** @var string $nonce */
protected $nonce;
/** @var string $_pad */
protected $_pad;
/**
* ParagonIE_Sodium_Core32_SecretStream_State constructor.
* @param string $key
* @param string|null $nonce
*/
public function __construct($key, $nonce = null)
{
$this->key = $key;
$this->counter = 1;
if (is_null($nonce)) {
$nonce = str_repeat("\0", 12);
}
$this->nonce = str_pad($nonce, 12, "\0", STR_PAD_RIGHT);;
$this->_pad = str_repeat("\0", 4);
}
/**
* @return self
*/
public function counterReset()
{
$this->counter = 1;
$this->_pad = str_repeat("\0", 4);
return $this;
}
/**
* @return string
*/
public function getKey()
{
return $this->key;
}
/**
* @return string
*/
public function getCounter()
{
return ParagonIE_Sodium_Core32_Util::store32_le($this->counter);
}
/**
* @return string
*/
public function getNonce()
{
if (!is_string($this->nonce)) {
$this->nonce = str_repeat("\0", 12);
}
if (ParagonIE_Sodium_Core32_Util::strlen($this->nonce) !== 12) {
$this->nonce = str_pad($this->nonce, 12, "\0", STR_PAD_RIGHT);
}
return $this->nonce;
}
/**
* @return string
*/
public function getCombinedNonce()
{
return $this->getCounter() .
ParagonIE_Sodium_Core32_Util::substr($this->getNonce(), 0, 8);
}
/**
* @return self
*/
public function incrementCounter()
{
++$this->counter;
return $this;
}
/**
* @return bool
*/
public function needsRekey()
{
return ($this->counter & 0xffff) === 0;
}
/**
* @param string $newKeyAndNonce
* @return self
*/
public function rekey($newKeyAndNonce)
{
$this->key = ParagonIE_Sodium_Core32_Util::substr($newKeyAndNonce, 0, 32);
$this->nonce = str_pad(
ParagonIE_Sodium_Core32_Util::substr($newKeyAndNonce, 32),
12,
"\0",
STR_PAD_RIGHT
);
return $this;
}
/**
* @param string $str
* @return self
*/
public function xorNonce($str)
{
$this->nonce = ParagonIE_Sodium_Core32_Util::xorStrings(
$this->getNonce(),
str_pad(
ParagonIE_Sodium_Core32_Util::substr($str, 0, 8),
12,
"\0",
STR_PAD_RIGHT
)
);
return $this;
}
/**
* @param string $string
* @return self
*/
public static function fromString($string)
{
$state = new ParagonIE_Sodium_Core32_SecretStream_State(
ParagonIE_Sodium_Core32_Util::substr($string, 0, 32)
);
$state->counter = ParagonIE_Sodium_Core32_Util::load_4(
ParagonIE_Sodium_Core32_Util::substr($string, 32, 4)
);
$state->nonce = ParagonIE_Sodium_Core32_Util::substr($string, 36, 12);
$state->_pad = ParagonIE_Sodium_Core32_Util::substr($string, 48, 8);
return $state;
}
/**
* @return string
*/
public function toString()
{
return $this->key .
$this->getCounter() .
$this->nonce .
$this->_pad;
}
}
<?php
/**
* Class ParagonIE_Sodium_Core32_SecretStream_State
*/
class ParagonIE_Sodium_Core32_SecretStream_State
{
/** @var string $key */
protected $key;
/** @var int $counter */
protected $counter;
/** @var string $nonce */
protected $nonce;
/** @var string $_pad */
protected $_pad;
/**
* ParagonIE_Sodium_Core32_SecretStream_State constructor.
* @param string $key
* @param string|null $nonce
*/
public function __construct($key, $nonce = null)
{
$this->key = $key;
$this->counter = 1;
if (is_null($nonce)) {
$nonce = str_repeat("\0", 12);
}
$this->nonce = str_pad($nonce, 12, "\0", STR_PAD_RIGHT);;
$this->_pad = str_repeat("\0", 4);
}
/**
* @return self
*/
public function counterReset()
{
$this->counter = 1;
$this->_pad = str_repeat("\0", 4);
return $this;
}
/**
* @return string
*/
public function getKey()
{
return $this->key;
}
/**
* @return string
*/
public function getCounter()
{
return ParagonIE_Sodium_Core32_Util::store32_le($this->counter);
}
/**
* @return string
*/
public function getNonce()
{
if (!is_string($this->nonce)) {
$this->nonce = str_repeat("\0", 12);
}
if (ParagonIE_Sodium_Core32_Util::strlen($this->nonce) !== 12) {
$this->nonce = str_pad($this->nonce, 12, "\0", STR_PAD_RIGHT);
}
return $this->nonce;
}
/**
* @return string
*/
public function getCombinedNonce()
{
return $this->getCounter() .
ParagonIE_Sodium_Core32_Util::substr($this->getNonce(), 0, 8);
}
/**
* @return self
*/
public function incrementCounter()
{
++$this->counter;
return $this;
}
/**
* @return bool
*/
public function needsRekey()
{
return ($this->counter & 0xffff) === 0;
}
/**
* @param string $newKeyAndNonce
* @return self
*/
public function rekey($newKeyAndNonce)
{
$this->key = ParagonIE_Sodium_Core32_Util::substr($newKeyAndNonce, 0, 32);
$this->nonce = str_pad(
ParagonIE_Sodium_Core32_Util::substr($newKeyAndNonce, 32),
12,
"\0",
STR_PAD_RIGHT
);
return $this;
}
/**
* @param string $str
* @return self
*/
public function xorNonce($str)
{
$this->nonce = ParagonIE_Sodium_Core32_Util::xorStrings(
$this->getNonce(),
str_pad(
ParagonIE_Sodium_Core32_Util::substr($str, 0, 8),
12,
"\0",
STR_PAD_RIGHT
)
);
return $this;
}
/**
* @param string $string
* @return self
*/
public static function fromString($string)
{
$state = new ParagonIE_Sodium_Core32_SecretStream_State(
ParagonIE_Sodium_Core32_Util::substr($string, 0, 32)
);
$state->counter = ParagonIE_Sodium_Core32_Util::load_4(
ParagonIE_Sodium_Core32_Util::substr($string, 32, 4)
);
$state->nonce = ParagonIE_Sodium_Core32_Util::substr($string, 36, 12);
$state->_pad = ParagonIE_Sodium_Core32_Util::substr($string, 48, 8);
return $state;
}
/**
* @return string
*/
public function toString()
{
return $this->key .
$this->getCounter() .
$this->nonce .
$this->_pad;
}
}

View File

@@ -1,238 +1,238 @@
<?php
if (class_exists('ParagonIE_Sodium_Core32_SipHash', false)) {
return;
}
/**
* Class ParagonIE_SodiumCompat_Core32_SipHash
*
* Only uses 32-bit arithmetic, while the original SipHash used 64-bit integers
*/
class ParagonIE_Sodium_Core32_SipHash extends ParagonIE_Sodium_Core32_Util
{
/**
* @internal You should not use this directly from another application
*
* @param array<int, ParagonIE_Sodium_Core32_Int64> $v
* @return array<int, ParagonIE_Sodium_Core32_Int64>
*/
public static function sipRound(array $v)
{
# v0 += v1;
$v[0] = $v[0]->addInt64($v[1]);
# v1 = ROTL(v1, 13);
$v[1] = $v[1]->rotateLeft(13);
# v1 ^= v0;
$v[1] = $v[1]->xorInt64($v[0]);
# v0=ROTL(v0,32);
$v[0] = $v[0]->rotateLeft(32);
# v2 += v3;
$v[2] = $v[2]->addInt64($v[3]);
# v3=ROTL(v3,16);
$v[3] = $v[3]->rotateLeft(16);
# v3 ^= v2;
$v[3] = $v[3]->xorInt64($v[2]);
# v0 += v3;
$v[0] = $v[0]->addInt64($v[3]);
# v3=ROTL(v3,21);
$v[3] = $v[3]->rotateLeft(21);
# v3 ^= v0;
$v[3] = $v[3]->xorInt64($v[0]);
# v2 += v1;
$v[2] = $v[2]->addInt64($v[1]);
# v1=ROTL(v1,17);
$v[1] = $v[1]->rotateLeft(17);
# v1 ^= v2;
$v[1] = $v[1]->xorInt64($v[2]);
# v2=ROTL(v2,32)
$v[2] = $v[2]->rotateLeft(32);
return $v;
}
/**
* @internal You should not use this directly from another application
*
* @param string $in
* @param string $key
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function sipHash24($in, $key)
{
$inlen = self::strlen($in);
# /* "somepseudorandomlygeneratedbytes" */
# u64 v0 = 0x736f6d6570736575ULL;
# u64 v1 = 0x646f72616e646f6dULL;
# u64 v2 = 0x6c7967656e657261ULL;
# u64 v3 = 0x7465646279746573ULL;
$v = array(
new ParagonIE_Sodium_Core32_Int64(
array(0x736f, 0x6d65, 0x7073, 0x6575)
),
new ParagonIE_Sodium_Core32_Int64(
array(0x646f, 0x7261, 0x6e64, 0x6f6d)
),
new ParagonIE_Sodium_Core32_Int64(
array(0x6c79, 0x6765, 0x6e65, 0x7261)
),
new ParagonIE_Sodium_Core32_Int64(
array(0x7465, 0x6462, 0x7974, 0x6573)
)
);
# u64 k0 = LOAD64_LE( k );
# u64 k1 = LOAD64_LE( k + 8 );
$k = array(
ParagonIE_Sodium_Core32_Int64::fromReverseString(
self::substr($key, 0, 8)
),
ParagonIE_Sodium_Core32_Int64::fromReverseString(
self::substr($key, 8, 8)
)
);
# b = ( ( u64 )inlen ) << 56;
$b = new ParagonIE_Sodium_Core32_Int64(
array(($inlen << 8) & 0xffff, 0, 0, 0)
);
# v3 ^= k1;
$v[3] = $v[3]->xorInt64($k[1]);
# v2 ^= k0;
$v[2] = $v[2]->xorInt64($k[0]);
# v1 ^= k1;
$v[1] = $v[1]->xorInt64($k[1]);
# v0 ^= k0;
$v[0] = $v[0]->xorInt64($k[0]);
$left = $inlen;
# for ( ; in != end; in += 8 )
while ($left >= 8) {
# m = LOAD64_LE( in );
$m = ParagonIE_Sodium_Core32_Int64::fromReverseString(
self::substr($in, 0, 8)
);
# v3 ^= m;
$v[3] = $v[3]->xorInt64($m);
# SIPROUND;
# SIPROUND;
$v = self::sipRound($v);
$v = self::sipRound($v);
# v0 ^= m;
$v[0] = $v[0]->xorInt64($m);
$in = self::substr($in, 8);
$left -= 8;
}
# switch( left )
# {
# case 7: b |= ( ( u64 )in[ 6] ) << 48;
# case 6: b |= ( ( u64 )in[ 5] ) << 40;
# case 5: b |= ( ( u64 )in[ 4] ) << 32;
# case 4: b |= ( ( u64 )in[ 3] ) << 24;
# case 3: b |= ( ( u64 )in[ 2] ) << 16;
# case 2: b |= ( ( u64 )in[ 1] ) << 8;
# case 1: b |= ( ( u64 )in[ 0] ); break;
# case 0: break;
# }
switch ($left) {
case 7:
$b = $b->orInt64(
ParagonIE_Sodium_Core32_Int64::fromInts(
0, self::chrToInt($in[6]) << 16
)
);
case 6:
$b = $b->orInt64(
ParagonIE_Sodium_Core32_Int64::fromInts(
0, self::chrToInt($in[5]) << 8
)
);
case 5:
$b = $b->orInt64(
ParagonIE_Sodium_Core32_Int64::fromInts(
0, self::chrToInt($in[4])
)
);
case 4:
$b = $b->orInt64(
ParagonIE_Sodium_Core32_Int64::fromInts(
self::chrToInt($in[3]) << 24, 0
)
);
case 3:
$b = $b->orInt64(
ParagonIE_Sodium_Core32_Int64::fromInts(
self::chrToInt($in[2]) << 16, 0
)
);
case 2:
$b = $b->orInt64(
ParagonIE_Sodium_Core32_Int64::fromInts(
self::chrToInt($in[1]) << 8, 0
)
);
case 1:
$b = $b->orInt64(
ParagonIE_Sodium_Core32_Int64::fromInts(
self::chrToInt($in[0]), 0
)
);
case 0:
break;
}
# v3 ^= b;
$v[3] = $v[3]->xorInt64($b);
# SIPROUND;
# SIPROUND;
$v = self::sipRound($v);
$v = self::sipRound($v);
# v0 ^= b;
$v[0] = $v[0]->xorInt64($b);
// Flip the lower 8 bits of v2 which is ($v[4], $v[5]) in our implementation
# v2 ^= 0xff;
$v[2]->limbs[3] ^= 0xff;
# SIPROUND;
# SIPROUND;
# SIPROUND;
# SIPROUND;
$v = self::sipRound($v);
$v = self::sipRound($v);
$v = self::sipRound($v);
$v = self::sipRound($v);
# b = v0 ^ v1 ^ v2 ^ v3;
# STORE64_LE( out, b );
return $v[0]
->xorInt64($v[1])
->xorInt64($v[2])
->xorInt64($v[3])
->toReverseString();
}
}
<?php
if (class_exists('ParagonIE_Sodium_Core32_SipHash', false)) {
return;
}
/**
* Class ParagonIE_SodiumCompat_Core32_SipHash
*
* Only uses 32-bit arithmetic, while the original SipHash used 64-bit integers
*/
class ParagonIE_Sodium_Core32_SipHash extends ParagonIE_Sodium_Core32_Util
{
/**
* @internal You should not use this directly from another application
*
* @param array<int, ParagonIE_Sodium_Core32_Int64> $v
* @return array<int, ParagonIE_Sodium_Core32_Int64>
*/
public static function sipRound(array $v)
{
# v0 += v1;
$v[0] = $v[0]->addInt64($v[1]);
# v1 = ROTL(v1, 13);
$v[1] = $v[1]->rotateLeft(13);
# v1 ^= v0;
$v[1] = $v[1]->xorInt64($v[0]);
# v0=ROTL(v0,32);
$v[0] = $v[0]->rotateLeft(32);
# v2 += v3;
$v[2] = $v[2]->addInt64($v[3]);
# v3=ROTL(v3,16);
$v[3] = $v[3]->rotateLeft(16);
# v3 ^= v2;
$v[3] = $v[3]->xorInt64($v[2]);
# v0 += v3;
$v[0] = $v[0]->addInt64($v[3]);
# v3=ROTL(v3,21);
$v[3] = $v[3]->rotateLeft(21);
# v3 ^= v0;
$v[3] = $v[3]->xorInt64($v[0]);
# v2 += v1;
$v[2] = $v[2]->addInt64($v[1]);
# v1=ROTL(v1,17);
$v[1] = $v[1]->rotateLeft(17);
# v1 ^= v2;
$v[1] = $v[1]->xorInt64($v[2]);
# v2=ROTL(v2,32)
$v[2] = $v[2]->rotateLeft(32);
return $v;
}
/**
* @internal You should not use this directly from another application
*
* @param string $in
* @param string $key
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function sipHash24($in, $key)
{
$inlen = self::strlen($in);
# /* "somepseudorandomlygeneratedbytes" */
# u64 v0 = 0x736f6d6570736575ULL;
# u64 v1 = 0x646f72616e646f6dULL;
# u64 v2 = 0x6c7967656e657261ULL;
# u64 v3 = 0x7465646279746573ULL;
$v = array(
new ParagonIE_Sodium_Core32_Int64(
array(0x736f, 0x6d65, 0x7073, 0x6575)
),
new ParagonIE_Sodium_Core32_Int64(
array(0x646f, 0x7261, 0x6e64, 0x6f6d)
),
new ParagonIE_Sodium_Core32_Int64(
array(0x6c79, 0x6765, 0x6e65, 0x7261)
),
new ParagonIE_Sodium_Core32_Int64(
array(0x7465, 0x6462, 0x7974, 0x6573)
)
);
# u64 k0 = LOAD64_LE( k );
# u64 k1 = LOAD64_LE( k + 8 );
$k = array(
ParagonIE_Sodium_Core32_Int64::fromReverseString(
self::substr($key, 0, 8)
),
ParagonIE_Sodium_Core32_Int64::fromReverseString(
self::substr($key, 8, 8)
)
);
# b = ( ( u64 )inlen ) << 56;
$b = new ParagonIE_Sodium_Core32_Int64(
array(($inlen << 8) & 0xffff, 0, 0, 0)
);
# v3 ^= k1;
$v[3] = $v[3]->xorInt64($k[1]);
# v2 ^= k0;
$v[2] = $v[2]->xorInt64($k[0]);
# v1 ^= k1;
$v[1] = $v[1]->xorInt64($k[1]);
# v0 ^= k0;
$v[0] = $v[0]->xorInt64($k[0]);
$left = $inlen;
# for ( ; in != end; in += 8 )
while ($left >= 8) {
# m = LOAD64_LE( in );
$m = ParagonIE_Sodium_Core32_Int64::fromReverseString(
self::substr($in, 0, 8)
);
# v3 ^= m;
$v[3] = $v[3]->xorInt64($m);
# SIPROUND;
# SIPROUND;
$v = self::sipRound($v);
$v = self::sipRound($v);
# v0 ^= m;
$v[0] = $v[0]->xorInt64($m);
$in = self::substr($in, 8);
$left -= 8;
}
# switch( left )
# {
# case 7: b |= ( ( u64 )in[ 6] ) << 48;
# case 6: b |= ( ( u64 )in[ 5] ) << 40;
# case 5: b |= ( ( u64 )in[ 4] ) << 32;
# case 4: b |= ( ( u64 )in[ 3] ) << 24;
# case 3: b |= ( ( u64 )in[ 2] ) << 16;
# case 2: b |= ( ( u64 )in[ 1] ) << 8;
# case 1: b |= ( ( u64 )in[ 0] ); break;
# case 0: break;
# }
switch ($left) {
case 7:
$b = $b->orInt64(
ParagonIE_Sodium_Core32_Int64::fromInts(
0, self::chrToInt($in[6]) << 16
)
);
case 6:
$b = $b->orInt64(
ParagonIE_Sodium_Core32_Int64::fromInts(
0, self::chrToInt($in[5]) << 8
)
);
case 5:
$b = $b->orInt64(
ParagonIE_Sodium_Core32_Int64::fromInts(
0, self::chrToInt($in[4])
)
);
case 4:
$b = $b->orInt64(
ParagonIE_Sodium_Core32_Int64::fromInts(
self::chrToInt($in[3]) << 24, 0
)
);
case 3:
$b = $b->orInt64(
ParagonIE_Sodium_Core32_Int64::fromInts(
self::chrToInt($in[2]) << 16, 0
)
);
case 2:
$b = $b->orInt64(
ParagonIE_Sodium_Core32_Int64::fromInts(
self::chrToInt($in[1]) << 8, 0
)
);
case 1:
$b = $b->orInt64(
ParagonIE_Sodium_Core32_Int64::fromInts(
self::chrToInt($in[0]), 0
)
);
case 0:
break;
}
# v3 ^= b;
$v[3] = $v[3]->xorInt64($b);
# SIPROUND;
# SIPROUND;
$v = self::sipRound($v);
$v = self::sipRound($v);
# v0 ^= b;
$v[0] = $v[0]->xorInt64($b);
// Flip the lower 8 bits of v2 which is ($v[4], $v[5]) in our implementation
# v2 ^= 0xff;
$v[2]->limbs[3] ^= 0xff;
# SIPROUND;
# SIPROUND;
# SIPROUND;
# SIPROUND;
$v = self::sipRound($v);
$v = self::sipRound($v);
$v = self::sipRound($v);
$v = self::sipRound($v);
# b = v0 ^ v1 ^ v2 ^ v3;
# STORE64_LE( out, b );
return $v[0]
->xorInt64($v[1])
->xorInt64($v[2])
->xorInt64($v[3])
->toReverseString();
}
}

View File

@@ -1,13 +1,13 @@
<?php
if (class_exists('ParagonIE_Sodium_Core32_Util', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core_Util
*/
abstract class ParagonIE_Sodium_Core32_Util extends ParagonIE_Sodium_Core_Util
{
}
<?php
if (class_exists('ParagonIE_Sodium_Core32_Util', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core_Util
*/
abstract class ParagonIE_Sodium_Core32_Util extends ParagonIE_Sodium_Core_Util
{
}

View File

@@ -1,345 +1,345 @@
<?php
if (class_exists('ParagonIE_Sodium_Core32_X25519', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core32_X25519
*/
abstract class ParagonIE_Sodium_Core32_X25519 extends ParagonIE_Sodium_Core32_Curve25519
{
/**
* Alters the objects passed to this method in place.
*
* @internal You should not use this directly from another application
*
* @param ParagonIE_Sodium_Core32_Curve25519_Fe $f
* @param ParagonIE_Sodium_Core32_Curve25519_Fe $g
* @param int $b
* @return void
* @throws SodiumException
* @throws TypeError
* @psalm-suppress MixedMethodCall
*/
public static function fe_cswap(
ParagonIE_Sodium_Core32_Curve25519_Fe $f,
ParagonIE_Sodium_Core32_Curve25519_Fe $g,
$b = 0
) {
$f0 = (int) $f[0]->toInt();
$f1 = (int) $f[1]->toInt();
$f2 = (int) $f[2]->toInt();
$f3 = (int) $f[3]->toInt();
$f4 = (int) $f[4]->toInt();
$f5 = (int) $f[5]->toInt();
$f6 = (int) $f[6]->toInt();
$f7 = (int) $f[7]->toInt();
$f8 = (int) $f[8]->toInt();
$f9 = (int) $f[9]->toInt();
$g0 = (int) $g[0]->toInt();
$g1 = (int) $g[1]->toInt();
$g2 = (int) $g[2]->toInt();
$g3 = (int) $g[3]->toInt();
$g4 = (int) $g[4]->toInt();
$g5 = (int) $g[5]->toInt();
$g6 = (int) $g[6]->toInt();
$g7 = (int) $g[7]->toInt();
$g8 = (int) $g[8]->toInt();
$g9 = (int) $g[9]->toInt();
$b = -$b;
/** @var int $x0 */
$x0 = ($f0 ^ $g0) & $b;
/** @var int $x1 */
$x1 = ($f1 ^ $g1) & $b;
/** @var int $x2 */
$x2 = ($f2 ^ $g2) & $b;
/** @var int $x3 */
$x3 = ($f3 ^ $g3) & $b;
/** @var int $x4 */
$x4 = ($f4 ^ $g4) & $b;
/** @var int $x5 */
$x5 = ($f5 ^ $g5) & $b;
/** @var int $x6 */
$x6 = ($f6 ^ $g6) & $b;
/** @var int $x7 */
$x7 = ($f7 ^ $g7) & $b;
/** @var int $x8 */
$x8 = ($f8 ^ $g8) & $b;
/** @var int $x9 */
$x9 = ($f9 ^ $g9) & $b;
$f[0] = ParagonIE_Sodium_Core32_Int32::fromInt($f0 ^ $x0);
$f[1] = ParagonIE_Sodium_Core32_Int32::fromInt($f1 ^ $x1);
$f[2] = ParagonIE_Sodium_Core32_Int32::fromInt($f2 ^ $x2);
$f[3] = ParagonIE_Sodium_Core32_Int32::fromInt($f3 ^ $x3);
$f[4] = ParagonIE_Sodium_Core32_Int32::fromInt($f4 ^ $x4);
$f[5] = ParagonIE_Sodium_Core32_Int32::fromInt($f5 ^ $x5);
$f[6] = ParagonIE_Sodium_Core32_Int32::fromInt($f6 ^ $x6);
$f[7] = ParagonIE_Sodium_Core32_Int32::fromInt($f7 ^ $x7);
$f[8] = ParagonIE_Sodium_Core32_Int32::fromInt($f8 ^ $x8);
$f[9] = ParagonIE_Sodium_Core32_Int32::fromInt($f9 ^ $x9);
$g[0] = ParagonIE_Sodium_Core32_Int32::fromInt($g0 ^ $x0);
$g[1] = ParagonIE_Sodium_Core32_Int32::fromInt($g1 ^ $x1);
$g[2] = ParagonIE_Sodium_Core32_Int32::fromInt($g2 ^ $x2);
$g[3] = ParagonIE_Sodium_Core32_Int32::fromInt($g3 ^ $x3);
$g[4] = ParagonIE_Sodium_Core32_Int32::fromInt($g4 ^ $x4);
$g[5] = ParagonIE_Sodium_Core32_Int32::fromInt($g5 ^ $x5);
$g[6] = ParagonIE_Sodium_Core32_Int32::fromInt($g6 ^ $x6);
$g[7] = ParagonIE_Sodium_Core32_Int32::fromInt($g7 ^ $x7);
$g[8] = ParagonIE_Sodium_Core32_Int32::fromInt($g8 ^ $x8);
$g[9] = ParagonIE_Sodium_Core32_Int32::fromInt($g9 ^ $x9);
}
/**
* @internal You should not use this directly from another application
*
* @param ParagonIE_Sodium_Core32_Curve25519_Fe $f
* @return ParagonIE_Sodium_Core32_Curve25519_Fe
* @throws SodiumException
* @throws TypeError
* @psalm-suppress MixedAssignment
* @psalm-suppress MixedMethodCall
*/
public static function fe_mul121666(ParagonIE_Sodium_Core32_Curve25519_Fe $f)
{
/** @var array<int, ParagonIE_Sodium_Core32_Int64> $h */
$h = array();
for ($i = 0; $i < 10; ++$i) {
$h[$i] = $f[$i]->toInt64()->mulInt(121666, 17);
}
$carry9 = $h[9]->addInt(1 << 24)->shiftRight(25);
$h[0] = $h[0]->addInt64($carry9->mulInt(19, 5));
$h[9] = $h[9]->subInt64($carry9->shiftLeft(25));
$carry1 = $h[1]->addInt(1 << 24)->shiftRight(25);
$h[2] = $h[2]->addInt64($carry1);
$h[1] = $h[1]->subInt64($carry1->shiftLeft(25));
$carry3 = $h[3]->addInt(1 << 24)->shiftRight(25);
$h[4] = $h[4]->addInt64($carry3);
$h[3] = $h[3]->subInt64($carry3->shiftLeft(25));
$carry5 = $h[5]->addInt(1 << 24)->shiftRight(25);
$h[6] = $h[6]->addInt64($carry5);
$h[5] = $h[5]->subInt64($carry5->shiftLeft(25));
$carry7 = $h[7]->addInt(1 << 24)->shiftRight(25);
$h[8] = $h[8]->addInt64($carry7);
$h[7] = $h[7]->subInt64($carry7->shiftLeft(25));
$carry0 = $h[0]->addInt(1 << 25)->shiftRight(26);
$h[1] = $h[1]->addInt64($carry0);
$h[0] = $h[0]->subInt64($carry0->shiftLeft(26));
$carry2 = $h[2]->addInt(1 << 25)->shiftRight(26);
$h[3] = $h[3]->addInt64($carry2);
$h[2] = $h[2]->subInt64($carry2->shiftLeft(26));
$carry4 = $h[4]->addInt(1 << 25)->shiftRight(26);
$h[5] = $h[5]->addInt64($carry4);
$h[4] = $h[4]->subInt64($carry4->shiftLeft(26));
$carry6 = $h[6]->addInt(1 << 25)->shiftRight(26);
$h[7] = $h[7]->addInt64($carry6);
$h[6] = $h[6]->subInt64($carry6->shiftLeft(26));
$carry8 = $h[8]->addInt(1 << 25)->shiftRight(26);
$h[9] = $h[9]->addInt64($carry8);
$h[8] = $h[8]->subInt64($carry8->shiftLeft(26));
for ($i = 0; $i < 10; ++$i) {
$h[$i] = $h[$i]->toInt32();
}
/** @var array<int, ParagonIE_Sodium_Core32_Int32> $h2 */
$h2 = $h;
return ParagonIE_Sodium_Core32_Curve25519_Fe::fromArray($h2);
}
/**
* @internal You should not use this directly from another application
*
* Inline comments preceded by # are from libsodium's ref10 code.
*
* @param string $n
* @param string $p
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function crypto_scalarmult_curve25519_ref10($n, $p)
{
# for (i = 0;i < 32;++i) e[i] = n[i];
$e = '' . $n;
# e[0] &= 248;
$e[0] = self::intToChr(
self::chrToInt($e[0]) & 248
);
# e[31] &= 127;
# e[31] |= 64;
$e[31] = self::intToChr(
(self::chrToInt($e[31]) & 127) | 64
);
# fe_frombytes(x1,p);
$x1 = self::fe_frombytes($p);
# fe_1(x2);
$x2 = self::fe_1();
# fe_0(z2);
$z2 = self::fe_0();
# fe_copy(x3,x1);
$x3 = self::fe_copy($x1);
# fe_1(z3);
$z3 = self::fe_1();
# swap = 0;
/** @var int $swap */
$swap = 0;
# for (pos = 254;pos >= 0;--pos) {
for ($pos = 254; $pos >= 0; --$pos) {
# b = e[pos / 8] >> (pos & 7);
/** @var int $b */
$b = self::chrToInt(
$e[(int) floor($pos / 8)]
) >> ($pos & 7);
# b &= 1;
$b &= 1;
# swap ^= b;
$swap ^= $b;
# fe_cswap(x2,x3,swap);
self::fe_cswap($x2, $x3, $swap);
# fe_cswap(z2,z3,swap);
self::fe_cswap($z2, $z3, $swap);
# swap = b;
/** @var int $swap */
$swap = $b;
# fe_sub(tmp0,x3,z3);
$tmp0 = self::fe_sub($x3, $z3);
# fe_sub(tmp1,x2,z2);
$tmp1 = self::fe_sub($x2, $z2);
# fe_add(x2,x2,z2);
$x2 = self::fe_add($x2, $z2);
# fe_add(z2,x3,z3);
$z2 = self::fe_add($x3, $z3);
# fe_mul(z3,tmp0,x2);
$z3 = self::fe_mul($tmp0, $x2);
# fe_mul(z2,z2,tmp1);
$z2 = self::fe_mul($z2, $tmp1);
# fe_sq(tmp0,tmp1);
$tmp0 = self::fe_sq($tmp1);
# fe_sq(tmp1,x2);
$tmp1 = self::fe_sq($x2);
# fe_add(x3,z3,z2);
$x3 = self::fe_add($z3, $z2);
# fe_sub(z2,z3,z2);
$z2 = self::fe_sub($z3, $z2);
# fe_mul(x2,tmp1,tmp0);
$x2 = self::fe_mul($tmp1, $tmp0);
# fe_sub(tmp1,tmp1,tmp0);
$tmp1 = self::fe_sub($tmp1, $tmp0);
# fe_sq(z2,z2);
$z2 = self::fe_sq($z2);
# fe_mul121666(z3,tmp1);
$z3 = self::fe_mul121666($tmp1);
# fe_sq(x3,x3);
$x3 = self::fe_sq($x3);
# fe_add(tmp0,tmp0,z3);
$tmp0 = self::fe_add($tmp0, $z3);
# fe_mul(z3,x1,z2);
$z3 = self::fe_mul($x1, $z2);
# fe_mul(z2,tmp1,tmp0);
$z2 = self::fe_mul($tmp1, $tmp0);
}
# fe_cswap(x2,x3,swap);
self::fe_cswap($x2, $x3, $swap);
# fe_cswap(z2,z3,swap);
self::fe_cswap($z2, $z3, $swap);
# fe_invert(z2,z2);
$z2 = self::fe_invert($z2);
# fe_mul(x2,x2,z2);
$x2 = self::fe_mul($x2, $z2);
# fe_tobytes(q,x2);
return (string) self::fe_tobytes($x2);
}
/**
* @internal You should not use this directly from another application
*
* @param ParagonIE_Sodium_Core32_Curve25519_Fe $edwardsY
* @param ParagonIE_Sodium_Core32_Curve25519_Fe $edwardsZ
* @return ParagonIE_Sodium_Core32_Curve25519_Fe
* @throws SodiumException
* @throws TypeError
*/
public static function edwards_to_montgomery(
ParagonIE_Sodium_Core32_Curve25519_Fe $edwardsY,
ParagonIE_Sodium_Core32_Curve25519_Fe $edwardsZ
) {
$tempX = self::fe_add($edwardsZ, $edwardsY);
$tempZ = self::fe_sub($edwardsZ, $edwardsY);
$tempZ = self::fe_invert($tempZ);
return self::fe_mul($tempX, $tempZ);
}
/**
* @internal You should not use this directly from another application
*
* @param string $n
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function crypto_scalarmult_curve25519_ref10_base($n)
{
# for (i = 0;i < 32;++i) e[i] = n[i];
$e = '' . $n;
# e[0] &= 248;
$e[0] = self::intToChr(
self::chrToInt($e[0]) & 248
);
# e[31] &= 127;
# e[31] |= 64;
$e[31] = self::intToChr(
(self::chrToInt($e[31]) & 127) | 64
);
$A = self::ge_scalarmult_base($e);
if (
!($A->Y instanceof ParagonIE_Sodium_Core32_Curve25519_Fe)
||
!($A->Z instanceof ParagonIE_Sodium_Core32_Curve25519_Fe)
) {
throw new TypeError('Null points encountered');
}
$pk = self::edwards_to_montgomery($A->Y, $A->Z);
return self::fe_tobytes($pk);
}
}
<?php
if (class_exists('ParagonIE_Sodium_Core32_X25519', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core32_X25519
*/
abstract class ParagonIE_Sodium_Core32_X25519 extends ParagonIE_Sodium_Core32_Curve25519
{
/**
* Alters the objects passed to this method in place.
*
* @internal You should not use this directly from another application
*
* @param ParagonIE_Sodium_Core32_Curve25519_Fe $f
* @param ParagonIE_Sodium_Core32_Curve25519_Fe $g
* @param int $b
* @return void
* @throws SodiumException
* @throws TypeError
* @psalm-suppress MixedMethodCall
*/
public static function fe_cswap(
ParagonIE_Sodium_Core32_Curve25519_Fe $f,
ParagonIE_Sodium_Core32_Curve25519_Fe $g,
$b = 0
) {
$f0 = (int) $f[0]->toInt();
$f1 = (int) $f[1]->toInt();
$f2 = (int) $f[2]->toInt();
$f3 = (int) $f[3]->toInt();
$f4 = (int) $f[4]->toInt();
$f5 = (int) $f[5]->toInt();
$f6 = (int) $f[6]->toInt();
$f7 = (int) $f[7]->toInt();
$f8 = (int) $f[8]->toInt();
$f9 = (int) $f[9]->toInt();
$g0 = (int) $g[0]->toInt();
$g1 = (int) $g[1]->toInt();
$g2 = (int) $g[2]->toInt();
$g3 = (int) $g[3]->toInt();
$g4 = (int) $g[4]->toInt();
$g5 = (int) $g[5]->toInt();
$g6 = (int) $g[6]->toInt();
$g7 = (int) $g[7]->toInt();
$g8 = (int) $g[8]->toInt();
$g9 = (int) $g[9]->toInt();
$b = -$b;
/** @var int $x0 */
$x0 = ($f0 ^ $g0) & $b;
/** @var int $x1 */
$x1 = ($f1 ^ $g1) & $b;
/** @var int $x2 */
$x2 = ($f2 ^ $g2) & $b;
/** @var int $x3 */
$x3 = ($f3 ^ $g3) & $b;
/** @var int $x4 */
$x4 = ($f4 ^ $g4) & $b;
/** @var int $x5 */
$x5 = ($f5 ^ $g5) & $b;
/** @var int $x6 */
$x6 = ($f6 ^ $g6) & $b;
/** @var int $x7 */
$x7 = ($f7 ^ $g7) & $b;
/** @var int $x8 */
$x8 = ($f8 ^ $g8) & $b;
/** @var int $x9 */
$x9 = ($f9 ^ $g9) & $b;
$f[0] = ParagonIE_Sodium_Core32_Int32::fromInt($f0 ^ $x0);
$f[1] = ParagonIE_Sodium_Core32_Int32::fromInt($f1 ^ $x1);
$f[2] = ParagonIE_Sodium_Core32_Int32::fromInt($f2 ^ $x2);
$f[3] = ParagonIE_Sodium_Core32_Int32::fromInt($f3 ^ $x3);
$f[4] = ParagonIE_Sodium_Core32_Int32::fromInt($f4 ^ $x4);
$f[5] = ParagonIE_Sodium_Core32_Int32::fromInt($f5 ^ $x5);
$f[6] = ParagonIE_Sodium_Core32_Int32::fromInt($f6 ^ $x6);
$f[7] = ParagonIE_Sodium_Core32_Int32::fromInt($f7 ^ $x7);
$f[8] = ParagonIE_Sodium_Core32_Int32::fromInt($f8 ^ $x8);
$f[9] = ParagonIE_Sodium_Core32_Int32::fromInt($f9 ^ $x9);
$g[0] = ParagonIE_Sodium_Core32_Int32::fromInt($g0 ^ $x0);
$g[1] = ParagonIE_Sodium_Core32_Int32::fromInt($g1 ^ $x1);
$g[2] = ParagonIE_Sodium_Core32_Int32::fromInt($g2 ^ $x2);
$g[3] = ParagonIE_Sodium_Core32_Int32::fromInt($g3 ^ $x3);
$g[4] = ParagonIE_Sodium_Core32_Int32::fromInt($g4 ^ $x4);
$g[5] = ParagonIE_Sodium_Core32_Int32::fromInt($g5 ^ $x5);
$g[6] = ParagonIE_Sodium_Core32_Int32::fromInt($g6 ^ $x6);
$g[7] = ParagonIE_Sodium_Core32_Int32::fromInt($g7 ^ $x7);
$g[8] = ParagonIE_Sodium_Core32_Int32::fromInt($g8 ^ $x8);
$g[9] = ParagonIE_Sodium_Core32_Int32::fromInt($g9 ^ $x9);
}
/**
* @internal You should not use this directly from another application
*
* @param ParagonIE_Sodium_Core32_Curve25519_Fe $f
* @return ParagonIE_Sodium_Core32_Curve25519_Fe
* @throws SodiumException
* @throws TypeError
* @psalm-suppress MixedAssignment
* @psalm-suppress MixedMethodCall
*/
public static function fe_mul121666(ParagonIE_Sodium_Core32_Curve25519_Fe $f)
{
/** @var array<int, ParagonIE_Sodium_Core32_Int64> $h */
$h = array();
for ($i = 0; $i < 10; ++$i) {
$h[$i] = $f[$i]->toInt64()->mulInt(121666, 17);
}
$carry9 = $h[9]->addInt(1 << 24)->shiftRight(25);
$h[0] = $h[0]->addInt64($carry9->mulInt(19, 5));
$h[9] = $h[9]->subInt64($carry9->shiftLeft(25));
$carry1 = $h[1]->addInt(1 << 24)->shiftRight(25);
$h[2] = $h[2]->addInt64($carry1);
$h[1] = $h[1]->subInt64($carry1->shiftLeft(25));
$carry3 = $h[3]->addInt(1 << 24)->shiftRight(25);
$h[4] = $h[4]->addInt64($carry3);
$h[3] = $h[3]->subInt64($carry3->shiftLeft(25));
$carry5 = $h[5]->addInt(1 << 24)->shiftRight(25);
$h[6] = $h[6]->addInt64($carry5);
$h[5] = $h[5]->subInt64($carry5->shiftLeft(25));
$carry7 = $h[7]->addInt(1 << 24)->shiftRight(25);
$h[8] = $h[8]->addInt64($carry7);
$h[7] = $h[7]->subInt64($carry7->shiftLeft(25));
$carry0 = $h[0]->addInt(1 << 25)->shiftRight(26);
$h[1] = $h[1]->addInt64($carry0);
$h[0] = $h[0]->subInt64($carry0->shiftLeft(26));
$carry2 = $h[2]->addInt(1 << 25)->shiftRight(26);
$h[3] = $h[3]->addInt64($carry2);
$h[2] = $h[2]->subInt64($carry2->shiftLeft(26));
$carry4 = $h[4]->addInt(1 << 25)->shiftRight(26);
$h[5] = $h[5]->addInt64($carry4);
$h[4] = $h[4]->subInt64($carry4->shiftLeft(26));
$carry6 = $h[6]->addInt(1 << 25)->shiftRight(26);
$h[7] = $h[7]->addInt64($carry6);
$h[6] = $h[6]->subInt64($carry6->shiftLeft(26));
$carry8 = $h[8]->addInt(1 << 25)->shiftRight(26);
$h[9] = $h[9]->addInt64($carry8);
$h[8] = $h[8]->subInt64($carry8->shiftLeft(26));
for ($i = 0; $i < 10; ++$i) {
$h[$i] = $h[$i]->toInt32();
}
/** @var array<int, ParagonIE_Sodium_Core32_Int32> $h2 */
$h2 = $h;
return ParagonIE_Sodium_Core32_Curve25519_Fe::fromArray($h2);
}
/**
* @internal You should not use this directly from another application
*
* Inline comments preceded by # are from libsodium's ref10 code.
*
* @param string $n
* @param string $p
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function crypto_scalarmult_curve25519_ref10($n, $p)
{
# for (i = 0;i < 32;++i) e[i] = n[i];
$e = '' . $n;
# e[0] &= 248;
$e[0] = self::intToChr(
self::chrToInt($e[0]) & 248
);
# e[31] &= 127;
# e[31] |= 64;
$e[31] = self::intToChr(
(self::chrToInt($e[31]) & 127) | 64
);
# fe_frombytes(x1,p);
$x1 = self::fe_frombytes($p);
# fe_1(x2);
$x2 = self::fe_1();
# fe_0(z2);
$z2 = self::fe_0();
# fe_copy(x3,x1);
$x3 = self::fe_copy($x1);
# fe_1(z3);
$z3 = self::fe_1();
# swap = 0;
/** @var int $swap */
$swap = 0;
# for (pos = 254;pos >= 0;--pos) {
for ($pos = 254; $pos >= 0; --$pos) {
# b = e[pos / 8] >> (pos & 7);
/** @var int $b */
$b = self::chrToInt(
$e[(int) floor($pos / 8)]
) >> ($pos & 7);
# b &= 1;
$b &= 1;
# swap ^= b;
$swap ^= $b;
# fe_cswap(x2,x3,swap);
self::fe_cswap($x2, $x3, $swap);
# fe_cswap(z2,z3,swap);
self::fe_cswap($z2, $z3, $swap);
# swap = b;
/** @var int $swap */
$swap = $b;
# fe_sub(tmp0,x3,z3);
$tmp0 = self::fe_sub($x3, $z3);
# fe_sub(tmp1,x2,z2);
$tmp1 = self::fe_sub($x2, $z2);
# fe_add(x2,x2,z2);
$x2 = self::fe_add($x2, $z2);
# fe_add(z2,x3,z3);
$z2 = self::fe_add($x3, $z3);
# fe_mul(z3,tmp0,x2);
$z3 = self::fe_mul($tmp0, $x2);
# fe_mul(z2,z2,tmp1);
$z2 = self::fe_mul($z2, $tmp1);
# fe_sq(tmp0,tmp1);
$tmp0 = self::fe_sq($tmp1);
# fe_sq(tmp1,x2);
$tmp1 = self::fe_sq($x2);
# fe_add(x3,z3,z2);
$x3 = self::fe_add($z3, $z2);
# fe_sub(z2,z3,z2);
$z2 = self::fe_sub($z3, $z2);
# fe_mul(x2,tmp1,tmp0);
$x2 = self::fe_mul($tmp1, $tmp0);
# fe_sub(tmp1,tmp1,tmp0);
$tmp1 = self::fe_sub($tmp1, $tmp0);
# fe_sq(z2,z2);
$z2 = self::fe_sq($z2);
# fe_mul121666(z3,tmp1);
$z3 = self::fe_mul121666($tmp1);
# fe_sq(x3,x3);
$x3 = self::fe_sq($x3);
# fe_add(tmp0,tmp0,z3);
$tmp0 = self::fe_add($tmp0, $z3);
# fe_mul(z3,x1,z2);
$z3 = self::fe_mul($x1, $z2);
# fe_mul(z2,tmp1,tmp0);
$z2 = self::fe_mul($tmp1, $tmp0);
}
# fe_cswap(x2,x3,swap);
self::fe_cswap($x2, $x3, $swap);
# fe_cswap(z2,z3,swap);
self::fe_cswap($z2, $z3, $swap);
# fe_invert(z2,z2);
$z2 = self::fe_invert($z2);
# fe_mul(x2,x2,z2);
$x2 = self::fe_mul($x2, $z2);
# fe_tobytes(q,x2);
return (string) self::fe_tobytes($x2);
}
/**
* @internal You should not use this directly from another application
*
* @param ParagonIE_Sodium_Core32_Curve25519_Fe $edwardsY
* @param ParagonIE_Sodium_Core32_Curve25519_Fe $edwardsZ
* @return ParagonIE_Sodium_Core32_Curve25519_Fe
* @throws SodiumException
* @throws TypeError
*/
public static function edwards_to_montgomery(
ParagonIE_Sodium_Core32_Curve25519_Fe $edwardsY,
ParagonIE_Sodium_Core32_Curve25519_Fe $edwardsZ
) {
$tempX = self::fe_add($edwardsZ, $edwardsY);
$tempZ = self::fe_sub($edwardsZ, $edwardsY);
$tempZ = self::fe_invert($tempZ);
return self::fe_mul($tempX, $tempZ);
}
/**
* @internal You should not use this directly from another application
*
* @param string $n
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function crypto_scalarmult_curve25519_ref10_base($n)
{
# for (i = 0;i < 32;++i) e[i] = n[i];
$e = '' . $n;
# e[0] &= 248;
$e[0] = self::intToChr(
self::chrToInt($e[0]) & 248
);
# e[31] &= 127;
# e[31] |= 64;
$e[31] = self::intToChr(
(self::chrToInt($e[31]) & 127) | 64
);
$A = self::ge_scalarmult_base($e);
if (
!($A->Y instanceof ParagonIE_Sodium_Core32_Curve25519_Fe)
||
!($A->Z instanceof ParagonIE_Sodium_Core32_Curve25519_Fe)
) {
throw new TypeError('Null points encountered');
}
$pk = self::edwards_to_montgomery($A->Y, $A->Z);
return self::fe_tobytes($pk);
}
}

View File

@@ -1,87 +1,87 @@
<?php
if (class_exists('ParagonIE_Sodium_Core32_XChaCha20', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core32_XChaCha20
*/
class ParagonIE_Sodium_Core32_XChaCha20 extends ParagonIE_Sodium_Core32_HChaCha20
{
/**
* @internal You should not use this directly from another application
*
* @param int $len
* @param string $nonce
* @param string $key
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function stream($len = 64, $nonce = '', $key = '')
{
if (self::strlen($nonce) !== 24) {
throw new SodiumException('Nonce must be 24 bytes long');
}
return self::encryptBytes(
new ParagonIE_Sodium_Core32_ChaCha20_Ctx(
self::hChaCha20(
self::substr($nonce, 0, 16),
$key
),
self::substr($nonce, 16, 8)
),
str_repeat("\x00", $len)
);
}
/**
* @internal You should not use this directly from another application
*
* @param string $message
* @param string $nonce
* @param string $key
* @param string $ic
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function streamXorIc($message, $nonce = '', $key = '', $ic = '')
{
if (self::strlen($nonce) !== 24) {
throw new SodiumException('Nonce must be 24 bytes long');
}
return self::encryptBytes(
new ParagonIE_Sodium_Core32_ChaCha20_Ctx(
self::hChaCha20(self::substr($nonce, 0, 16), $key),
self::substr($nonce, 16, 8),
$ic
),
$message
);
}
/**
* @internal You should not use this directly from another application
*
* @param string $message
* @param string $nonce
* @param string $key
* @param string $ic
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function ietfStreamXorIc($message, $nonce = '', $key = '', $ic = '')
{
return self::encryptBytes(
new ParagonIE_Sodium_Core32_ChaCha20_IetfCtx(
self::hChaCha20(self::substr($nonce, 0, 16), $key),
"\x00\x00\x00\x00" . self::substr($nonce, 16, 8),
$ic
),
$message
);
}
}
<?php
if (class_exists('ParagonIE_Sodium_Core32_XChaCha20', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core32_XChaCha20
*/
class ParagonIE_Sodium_Core32_XChaCha20 extends ParagonIE_Sodium_Core32_HChaCha20
{
/**
* @internal You should not use this directly from another application
*
* @param int $len
* @param string $nonce
* @param string $key
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function stream($len = 64, $nonce = '', $key = '')
{
if (self::strlen($nonce) !== 24) {
throw new SodiumException('Nonce must be 24 bytes long');
}
return self::encryptBytes(
new ParagonIE_Sodium_Core32_ChaCha20_Ctx(
self::hChaCha20(
self::substr($nonce, 0, 16),
$key
),
self::substr($nonce, 16, 8)
),
str_repeat("\x00", $len)
);
}
/**
* @internal You should not use this directly from another application
*
* @param string $message
* @param string $nonce
* @param string $key
* @param string $ic
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function streamXorIc($message, $nonce = '', $key = '', $ic = '')
{
if (self::strlen($nonce) !== 24) {
throw new SodiumException('Nonce must be 24 bytes long');
}
return self::encryptBytes(
new ParagonIE_Sodium_Core32_ChaCha20_Ctx(
self::hChaCha20(self::substr($nonce, 0, 16), $key),
self::substr($nonce, 16, 8),
$ic
),
$message
);
}
/**
* @internal You should not use this directly from another application
*
* @param string $message
* @param string $nonce
* @param string $key
* @param string $ic
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function ietfStreamXorIc($message, $nonce = '', $key = '', $ic = '')
{
return self::encryptBytes(
new ParagonIE_Sodium_Core32_ChaCha20_IetfCtx(
self::hChaCha20(self::substr($nonce, 0, 16), $key),
"\x00\x00\x00\x00" . self::substr($nonce, 16, 8),
$ic
),
$message
);
}
}

View File

@@ -1,57 +1,57 @@
<?php
if (class_exists('ParagonIE_Sodium_Core32_XSalsa20', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core32_XSalsa20
*/
abstract class ParagonIE_Sodium_Core32_XSalsa20 extends ParagonIE_Sodium_Core32_HSalsa20
{
/**
* Expand a key and nonce into an xsalsa20 keystream.
*
* @internal You should not use this directly from another application
*
* @param int $len
* @param string $nonce
* @param string $key
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function xsalsa20($len, $nonce, $key)
{
$ret = self::salsa20(
$len,
self::substr($nonce, 16, 8),
self::hsalsa20($nonce, $key)
);
return $ret;
}
/**
* Encrypt a string with XSalsa20. Doesn't provide integrity.
*
* @internal You should not use this directly from another application
*
* @param string $message
* @param string $nonce
* @param string $key
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function xsalsa20_xor($message, $nonce, $key)
{
return self::xorStrings(
$message,
self::xsalsa20(
self::strlen($message),
$nonce,
$key
)
);
}
}
<?php
if (class_exists('ParagonIE_Sodium_Core32_XSalsa20', false)) {
return;
}
/**
* Class ParagonIE_Sodium_Core32_XSalsa20
*/
abstract class ParagonIE_Sodium_Core32_XSalsa20 extends ParagonIE_Sodium_Core32_HSalsa20
{
/**
* Expand a key and nonce into an xsalsa20 keystream.
*
* @internal You should not use this directly from another application
*
* @param int $len
* @param string $nonce
* @param string $key
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function xsalsa20($len, $nonce, $key)
{
$ret = self::salsa20(
$len,
self::substr($nonce, 16, 8),
self::hsalsa20($nonce, $key)
);
return $ret;
}
/**
* Encrypt a string with XSalsa20. Doesn't provide integrity.
*
* @internal You should not use this directly from another application
*
* @param string $message
* @param string $nonce
* @param string $key
* @return string
* @throws SodiumException
* @throws TypeError
*/
public static function xsalsa20_xor($message, $nonce, $key)
{
return self::xorStrings(
$message,
self::xsalsa20(
self::strlen($message),
$nonce,
$key
)
);
}
}

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View File

@@ -1,189 +1,189 @@
<?php
if (class_exists('SplFixedArray')) {
return;
}
/**
* The SplFixedArray class provides the main functionalities of array. The
* main differences between a SplFixedArray and a normal PHP array is that
* the SplFixedArray is of fixed length and allows only integers within
* the range as indexes. The advantage is that it allows a faster array
* implementation.
*/
class SplFixedArray implements Iterator, ArrayAccess, Countable
{
/** @var array<int, mixed> */
private $internalArray = array();
/** @var int $size */
private $size = 0;
/**
* SplFixedArray constructor.
* @param int $size
*/
public function __construct($size = 0)
{
$this->size = $size;
$this->internalArray = array();
}
/**
* @return int
*/
public function count()
{
return count($this->internalArray);
}
/**
* @return array
*/
public function toArray()
{
ksort($this->internalArray);
return (array) $this->internalArray;
}
/**
* @param array $array
* @param bool $save_indexes
* @return SplFixedArray
* @psalm-suppress MixedAssignment
*/
public static function fromArray(array $array, $save_indexes = true)
{
$self = new SplFixedArray(count($array));
if($save_indexes) {
foreach($array as $key => $value) {
$self[(int) $key] = $value;
}
} else {
$i = 0;
foreach (array_values($array) as $value) {
$self[$i] = $value;
$i++;
}
}
return $self;
}
/**
* @return int
*/
public function getSize()
{
return $this->size;
}
/**
* @param int $size
* @return bool
*/
public function setSize($size)
{
$this->size = $size;
return true;
}
/**
* @param string|int $index
* @return bool
*/
public function offsetExists($index)
{
return array_key_exists((int) $index, $this->internalArray);
}
/**
* @param string|int $index
* @return mixed
*/
public function offsetGet($index)
{
/** @psalm-suppress MixedReturnStatement */
return $this->internalArray[(int) $index];
}
/**
* @param string|int $index
* @param mixed $newval
* @psalm-suppress MixedAssignment
*/
public function offsetSet($index, $newval)
{
$this->internalArray[(int) $index] = $newval;
}
/**
* @param string|int $index
*/
public function offsetUnset($index)
{
unset($this->internalArray[(int) $index]);
}
/**
* Rewind iterator back to the start
* @link https://php.net/manual/en/splfixedarray.rewind.php
* @return void
* @since 5.3.0
*/
public function rewind()
{
reset($this->internalArray);
}
/**
* Return current array entry
* @link https://php.net/manual/en/splfixedarray.current.php
* @return mixed The current element value.
* @since 5.3.0
*/
public function current()
{
/** @psalm-suppress MixedReturnStatement */
return current($this->internalArray);
}
/**
* Return current array index
* @return int The current array index.
*/
public function key()
{
return key($this->internalArray);
}
/**
* @return void
*/
public function next()
{
next($this->internalArray);
}
/**
* Check whether the array contains more elements
* @link https://php.net/manual/en/splfixedarray.valid.php
* @return bool true if the array contains any more elements, false otherwise.
*/
public function valid()
{
if (empty($this->internalArray)) {
return false;
}
$result = next($this->internalArray) !== false;
prev($this->internalArray);
return $result;
}
/**
* Do nothing.
*/
public function __wakeup()
{
// NOP
}
<?php
if (class_exists('SplFixedArray')) {
return;
}
/**
* The SplFixedArray class provides the main functionalities of array. The
* main differences between a SplFixedArray and a normal PHP array is that
* the SplFixedArray is of fixed length and allows only integers within
* the range as indexes. The advantage is that it allows a faster array
* implementation.
*/
class SplFixedArray implements Iterator, ArrayAccess, Countable
{
/** @var array<int, mixed> */
private $internalArray = array();
/** @var int $size */
private $size = 0;
/**
* SplFixedArray constructor.
* @param int $size
*/
public function __construct($size = 0)
{
$this->size = $size;
$this->internalArray = array();
}
/**
* @return int
*/
public function count()
{
return count($this->internalArray);
}
/**
* @return array
*/
public function toArray()
{
ksort($this->internalArray);
return (array) $this->internalArray;
}
/**
* @param array $array
* @param bool $save_indexes
* @return SplFixedArray
* @psalm-suppress MixedAssignment
*/
public static function fromArray(array $array, $save_indexes = true)
{
$self = new SplFixedArray(count($array));
if($save_indexes) {
foreach($array as $key => $value) {
$self[(int) $key] = $value;
}
} else {
$i = 0;
foreach (array_values($array) as $value) {
$self[$i] = $value;
$i++;
}
}
return $self;
}
/**
* @return int
*/
public function getSize()
{
return $this->size;
}
/**
* @param int $size
* @return bool
*/
public function setSize($size)
{
$this->size = $size;
return true;
}
/**
* @param string|int $index
* @return bool
*/
public function offsetExists($index)
{
return array_key_exists((int) $index, $this->internalArray);
}
/**
* @param string|int $index
* @return mixed
*/
public function offsetGet($index)
{
/** @psalm-suppress MixedReturnStatement */
return $this->internalArray[(int) $index];
}
/**
* @param string|int $index
* @param mixed $newval
* @psalm-suppress MixedAssignment
*/
public function offsetSet($index, $newval)
{
$this->internalArray[(int) $index] = $newval;
}
/**
* @param string|int $index
*/
public function offsetUnset($index)
{
unset($this->internalArray[(int) $index]);
}
/**
* Rewind iterator back to the start
* @link https://php.net/manual/en/splfixedarray.rewind.php
* @return void
* @since 5.3.0
*/
public function rewind()
{
reset($this->internalArray);
}
/**
* Return current array entry
* @link https://php.net/manual/en/splfixedarray.current.php
* @return mixed The current element value.
* @since 5.3.0
*/
public function current()
{
/** @psalm-suppress MixedReturnStatement */
return current($this->internalArray);
}
/**
* Return current array index
* @return int The current array index.
*/
public function key()
{
return key($this->internalArray);
}
/**
* @return void
*/
public function next()
{
next($this->internalArray);
}
/**
* Check whether the array contains more elements
* @link https://php.net/manual/en/splfixedarray.valid.php
* @return bool true if the array contains any more elements, false otherwise.
*/
public function valid()
{
if (empty($this->internalArray)) {
return false;
}
$result = next($this->internalArray) !== false;
prev($this->internalArray);
return $result;
}
/**
* Do nothing.
*/
public function __wakeup()
{
// NOP
}
}

View File

@@ -1,11 +1,11 @@
<?php
if (!class_exists('SodiumException', false)) {
/**
* Class SodiumException
*/
class SodiumException extends Exception
{
}
}
<?php
if (!class_exists('SodiumException', false)) {
/**
* Class SodiumException
*/
class SodiumException extends Exception
{
}
}