#39588 [NEW]: unpack("a*", "abc\0") does not work as expected
| From: | pprasse at actindo dot de | Date: | Wed, 22 Nov 2006 14:09:26 +0000 |
| Subject: | #39588 [NEW]: unpack("a*", "abc\0") does not work as expected | ||
| Groups: | php.bugs | ||
| Request: | Send a blank email to php-bugs+get-105312@lists.php.net to get a copy of this message | ||
From: pprasse at actindo dot de
Operating system: linux 2.6.10
PHP version: 4.4.4
PHP Bug Type: Scripting Engine problem
Bug description: unpack("a*", "abc\0") does not work as expected
Description:
------------
unpack( "a*", $string ) does not work as expected when last character of
$string is "\0"
Reproduce code:
---------------
<?php
$string = "abc\0";
$arr = unpack( "a*buf", $string );
printf( "strlen = %d\n", strlen($arr['buf']) );
printf( "hex dump:\t" );
for( $i=0; $i<strlen($arr['buf']); $i++ )
printf( " %02x", ord($arr['buf']{$i}) );
printf( "\n" );
?>
Expected result:
----------------
strlen = 4
hex dump: 61 62 63 00
Actual result:
--------------
strlen = 3
hex dump: 61 62 63
--
Edit bug report at http://bugs.php.net/?id=39588&edit=1
--
Try a CVS snapshot (PHP 4.4): http://bugs.php.net/fix.php?id=39588&r=trysnapshot44
Try a CVS snapshot (PHP 5.2): http://bugs.php.net/fix.php?id=39588&r=trysnapshot52
Try a CVS snapshot (PHP 6.0): http://bugs.php.net/fix.php?id=39588&r=trysnapshot60
Fixed in CVS: http://bugs.php.net/fix.php?id=39588&r=fixedcvs
Fixed in release: http://bugs.php.net/fix.php?id=39588&r=alreadyfixed
Need backtrace: http://bugs.php.net/fix.php?id=39588&r=needtrace
Need Reproduce Script: http://bugs.php.net/fix.php?id=39588&r=needscript
Try newer version: http://bugs.php.net/fix.php?id=39588&r=oldversion
Not developer issue: http://bugs.php.net/fix.php?id=39588&r=support
Expected behavior: http://bugs.php.net/fix.php?id=39588&r=notwrong
Not enough info: http://bugs.php.net/fix.php?id=39588&r=notenoughinfo
Submitted twice: http://bugs.php.net/fix.php?id=39588&r=submittedtwice
register_globals: http://bugs.php.net/fix.php?id=39588&r=globals
PHP 3 support discontinued: http://bugs.php.net/fix.php?id=39588&r=php3
Daylight Savings: http://bugs.php.net/fix.php?id=39588&r=dst
IIS Stability: http://bugs.php.net/fix.php?id=39588&r=isapi
Install GNU Sed: http://bugs.php.net/fix.php?id=39588&r=gnused
Floating point limitations: http://bugs.php.net/fix.php?id=39588&r=float
No Zend Extensions: http://bugs.php.net/fix.php?id=39588&r=nozend
MySQL Configuration Error: http://bugs.php.net/fix.php?id=39588&r=mysqlcfg