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Merge branch '1.0' into 2.0

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This commit is contained in:
terrafrost 2016-02-19 06:33:34 -06:00
commit 4f0d3e4128
1 changed files with 39 additions and 7 deletions
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46
phpseclib/Crypt/Random.php
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@ -140,13 +140,13 @@ class Random
session_start();
$v = $seed = $_SESSION['seed'] = pack('H*', sha1(
serialize($_SERVER) .
serialize($_POST) .
serialize($_GET) .
serialize($_COOKIE) .
serialize($GLOBALS) .
serialize($_SESSION) .
serialize($_OLD_SESSION)
(isset($_SERVER) ? self::safe_serialize($_SERVER) : '') .
(isset($_POST) ? self::safe_serialize($_POST) : '') .
(isset($_GET) ? self::safe_serialize($_GET) : '') .
(isset($_COOKIE) ? self::safe_serialize($_COOKIE) : '') .
self::safe_serialize($GLOBALS) .
self::safe_serialize($_SESSION) .
self::safe_serialize($_OLD_SESSION)
));
if (!isset($_SESSION['count'])) {
$_SESSION['count'] = 0;
@ -232,4 +232,36 @@ class Random
}
return substr($result, 0, $length);
}
/**
* Safely serialize variables
*
* If a class has a private __sleep() it'll emit a warning
*
* @param mixed $arr
* @access public
*/
function safe_serialize(&$arr)
{
if (is_object($arr)) {
return '';
}
if (!is_array($arr)) {
return serialize($arr);
}
// prevent circular array recursion
if (isset($arr['__phpseclib_marker'])) {
return '';
}
$safearr = array();
$arr['__phpseclib_marker'] = true;
foreach (array_keys($arr) as $key) {
// do not recurse on the '__phpseclib_marker' key itself, for smaller memory usage
if ($key !== '__phpseclib_marker') {
$safearr[$key] = self::safe_serialize($arr[$key]);
}
}
unset($arr['__phpseclib_marker']);
return serialize($safearr);
}
}