#50001 [NEW]: gzseek don't working

From: onzi at ustrem dot org Operating system: AIX 6.1 PHP version: 5.2.11 PHP Bug Type: Zlib Related Bug description: gzseek don't working Description: ------------ OSlevel 6100-02-03-0909 xlc 10.1.0.0 I run ./sapi/cli/php ext/zlib/tests/gzseek_basic.phpt gzopen opens file but gzseek seems to not working. Reproduce code: --------------- <?php $f = dirname(__FILE__)."/004.txt.gz"; $h = gzopen($f, 'r'); var_dump($h); echo "move to the 50th byte\n"; var_dump(gzseek($h,50)); echo "tell=".gztell($h)."\n"; //read the next 10 var_dump(gzread($h, 10)); echo "\nmove forward to the 100th byte\n"; var_dump(gzseek( $h, 100 ) ); echo "tell=".gztell($h)."\n"; //read the next 10 var_dump(gzread($h, 10)); echo "\nmove backward to the 20th byte\n"; var_dump(gzseek( $h, 20 ) ); echo "tell=".gztell($h)."\n"; //read the next 10 var_dump(gzread($h, 10)); gzclose($h); ?> Expected result: ---------------- resource(5) of type (stream) move to the 50th byte int(-1) tell= string(0) "" move forward to the 100th byte int(-1) tell= string(0) "" move backward to the 20th byte int(-1) tell= string(0) "" Actual result: -------------- move to the 50th byte int(0) tell=50 string(10) " high abov" move forward to the 100th byte int(0) tell=100 string(10) "Destiny wh" move backward to the 20th byte int(0) tell=20 string(10) "hrough fee" -- Edit bug report at http://bugs.php.net/?id=50001&edit=1 -- Try a snapshot (PHP 5.2): http://bugs.php.net/fix.php?id=50001&r=trysnapshot52 Try a snapshot (PHP 5.3): http://bugs.php.net/fix.php?id=50001&r=trysnapshot53 Try a snapshot (PHP 6.0): http://bugs.php.net/fix.php?id=50001&r=trysnapshot60 Fixed in SVN: http://bugs.php.net/fix.php?id=50001&r=fixed Fixed in SVN and need be documented: http://bugs.php.net/fix.php?id=50001&r=needdocs Fixed in release: http://bugs.php.net/fix.php?id=50001&r=alreadyfixed Need backtrace: http://bugs.php.net/fix.php?id=50001&r=needtrace Need Reproduce Script: http://bugs.php.net/fix.php?id=50001&r=needscript Try newer version: http://bugs.php.net/fix.php?id=50001&r=oldversion Not developer issue: http://bugs.php.net/fix.php?id=50001&r=support Expected behavior: http://bugs.php.net/fix.php?id=50001&r=notwrong Not enough info: http://bugs.php.net/fix.php?id=50001&r=notenoughinfo Submitted twice: http://bugs.php.net/fix.php?id=50001&r=submittedtwice register_globals: http://bugs.php.net/fix.php?id=50001&r=globals PHP 4 support discontinued: http://bugs.php.net/fix.php?id=50001&r=php4 Daylight Savings: http://bugs.php.net/fix.php?id=50001&r=dst IIS Stability: http://bugs.php.net/fix.php?id=50001&r=isapi Install GNU Sed: http://bugs.php.net/fix.php?id=50001&r=gnused Floating point limitations: http://bugs.php.net/fix.php?id=50001&r=float No Zend Extensions: http://bugs.php.net/fix.php?id=50001&r=nozend MySQL Configuration Error: http://bugs.php.net/fix.php?id=50001&r=mysqlcfg