php zip chez FREE

<?php

function compress( $srcFileName, $dstFileName )
{
// getting file content
$fp = fopen( $srcFileName, "r" );
$data = fread ( $fp, filesize( $srcFileName ) );
fclose( $fp );

// writing compressed file
$zp = gzopen( $dstFileName, "w9" );
gzwrite( $zp, $data );
gzclose( $zp );
}

function uncompress( $srcFileName, $dstFileName, $fileSize )
{
// getting content of the compressed file
$zp = gzopen( $srcFileName, "r" );
$data = fread ( $zp, $fileSize );
gzclose( $zp );

// writing uncompressed file
$fp = fopen( $dstFileName, "w" );
fwrite( $fp, $data );
fclose( $fp );
}

compress( "tmp/supportkonzept.rtf", "tmp/_supportkonzept.rtf.gz" );
uncompress( "tmp/_supportkonzept.rtf.gz", "tmp/_supportkonzept.rtf", filesize( "tmp/supportkonzept.rtf" ) );

?>