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updates to make phpseclib 1.0 work on older PHP versions

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This commit is contained in:
terrafrost 2022-07-28 08:42:14 -05:00
parent 0c8994bbad
commit cd716bcf36
1 changed files with 12 additions and 8 deletions
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20
phpseclib/Crypt/Blowfish.php
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@ -582,7 +582,11 @@ class Crypt_Blowfish extends Crypt_Base
}
}
return pack('L*', ...$cdata);
$output = '';
for ($i = 0; $i < count($cdata); $i++) {
$output.= pack('L*', $cdata[$i]);
}
return $output;
}
/**
@ -610,7 +614,7 @@ class Crypt_Blowfish extends Crypt_Base
}
$sha2pass = $this->sha512->hash($pass);
$results = [];
$results = array();
$count = 1;
while (32 * count($results) < $keylen) {
$countsalt = $salt . pack('N', $count++);
@ -650,7 +654,7 @@ class Crypt_Blowfish extends Crypt_Base
//return $this->_expandstate(array_fill(0, 16, 0), $key);
// but this separate function eliminates a bunch of XORs and array lookups
$p = [
$p = array(
$p[0] ^ $key[0],
$p[1] ^ $key[1],
$p[2] ^ $key[2],
@ -669,7 +673,7 @@ class Crypt_Blowfish extends Crypt_Base
$p[15] ^ $key[15],
$p[16] ^ $key[0],
$p[17] ^ $key[1]
];
);
list( $p[0], $p[1]) = $this->_encryptBlockHelperFast( 0, 0, $sbox0, $sbox1, $sbox2, $sbox3, $p);
list( $p[2], $p[3]) = $this->_encryptBlockHelperFast($p[ 0], $p[ 1], $sbox0, $sbox1, $sbox2, $sbox3, $p);
@ -717,7 +721,7 @@ class Crypt_Blowfish extends Crypt_Base
*/
function _expandstate($data, $key, &$sbox0, &$sbox1, &$sbox2, &$sbox3, &$p)
{
$p = [
$p = array(
$p[0] ^ $key[0],
$p[1] ^ $key[1],
$p[2] ^ $key[2],
@ -736,7 +740,7 @@ class Crypt_Blowfish extends Crypt_Base
$p[15] ^ $key[15],
$p[16] ^ $key[0],
$p[17] ^ $key[1]
];
);
list( $p[0], $p[1]) = $this->_encryptBlockHelperFast($data[ 0] , $data[ 1] , $sbox0, $sbox1, $sbox2, $sbox3, $p);
list( $p[2], $p[3]) = $this->_encryptBlockHelperFast($data[ 2] ^ $p[ 0], $data[ 3] ^ $p[ 1], $sbox0, $sbox1, $sbox2, $sbox3, $p);
@ -829,7 +833,7 @@ class Crypt_Blowfish extends Crypt_Base
$x1 ^= ((($sbox0[($x0 & 0xFF000000) >> 24] + $sbox1[($x0 & 0xFF0000) >> 16]) ^ $sbox2[($x0 & 0xFF00) >> 8]) + $sbox3[$x0 & 0xFF]) ^ $p[15];
$x0 ^= ((($sbox0[($x1 & 0xFF000000) >> 24] + $sbox1[($x1 & 0xFF0000) >> 16]) ^ $sbox2[($x1 & 0xFF00) >> 8]) + $sbox3[$x1 & 0xFF]) ^ $p[16];
return [$x1 & 0xFFFFFFFF ^ $p[17], $x0 & 0xFFFFFFFF];
return array($x1 & 0xFFFFFFFF ^ $p[17], $x0 & 0xFFFFFFFF);
}
/**
@ -865,7 +869,7 @@ class Crypt_Blowfish extends Crypt_Base
$x1^= $this->safe_intval(($this->safe_intval($sbox0[($x0 & 0xFF000000) >> 24] + $sbox1[($x0 & 0xFF0000) >> 16]) ^ $sbox2[($x0 & 0xFF00) >> 8]) + $sbox3[$x0 & 0xFF]) ^ $p[15];
$x0^= $this->safe_intval(($this->safe_intval($sbox0[($x1 & 0xFF000000) >> 24] + $sbox1[($x1 & 0xFF0000) >> 16]) ^ $sbox2[($x1 & 0xFF00) >> 8]) + $sbox3[$x1 & 0xFF]) ^ $p[16];
return [$x1 & 0xFFFFFFFF ^ $p[17], $x0 & 0xFFFFFFFF];
return array($x1 & 0xFFFFFFFF ^ $p[17], $x0 & 0xFFFFFFFF);
}
/**