Php做的端口嗅探器--可以指定网站和端口

<?

  //Php做的端口嗅探器--可以指定网站和端口

//并返回嗅探结果

    function http_request($server, $port) {

    $data = "";

    $query = "HEAD / HTTP/1.0";

    $fp = fsockopen($server, $port);

    if($fp) {

    fputs($fp, $query."rnn");

    while(!feof($fp)) {

    $data .= fread($fp, 1000);

    }

    fclose($fp);

    }

    return $data;

    }

    ?>

    <FORM>

    <INPUT TYPE=HIDDEN NAME=action VALUE=query>

    Site: <INPUT TYPE=TEXT NAME=server VALUE="<?echo $server?>"> <SMALL>(ie: www.wackowoh.com)</SMALL><BR>

    Port: <INPUT TYPE=TEXT NAME=port VALUE="80" SIZE="5" MAXLENGTH="5"><BR>

    <INPUT TYPE=SUBMIT VALUE=" OK ">

    </FORM>

    <?

    if($action == "query") {

    $data = http_request($server, $port);

    echo "Connected To $server on port $port.<p>";

    echo "Output: <p><pre>$data</pre><p>";

    }

    ?>