From 4eaf6db3ab40093ce8e97b37ba2f6f77fe0db6ca Mon Sep 17 00:00:00 2001 From: terrafrost Date: Sat, 7 Jul 2012 17:24:45 -0500 Subject: [PATCH] - fix for PEAR bug # 19494 --- phpseclib/Math/BigInteger.php | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/phpseclib/Math/BigInteger.php b/phpseclib/Math/BigInteger.php index 3365418e..27fe7dbb 100644 --- a/phpseclib/Math/BigInteger.php +++ b/phpseclib/Math/BigInteger.php @@ -70,7 +70,7 @@ * @author Jim Wigginton * @copyright MMVI Jim Wigginton * @license http://www.opensource.org/licenses/mit-license.html MIT License - * @version $Id: BigInteger.php,v 1.33 2010/03/22 22:32:03 terrafrost Exp $ + * @version $Id: BigInteger.php 326530 2012-07-07 22:05:25Z terrafrost $ * @link http://pear.php.net/package/Math_BigInteger */ @@ -297,7 +297,9 @@ class Math_BigInteger { $this->value = array(); } - if (empty($x)) { + // '0' counts as empty() but when the base is 256 '0' is equal to ord('0') or 48 + // '0' is the only value like this per http://php.net/empty + if (empty($x) && (abs($base) != 256 || $x !== '0')) { return; } @@ -3548,4 +3550,4 @@ class Math_BigInteger { $temp = unpack('Nint', str_pad($x, 4, chr(0), STR_PAD_LEFT)); return $temp['int']; } -} +} \ No newline at end of file