Curl Post File na filehosting

Code:
  <form name="uploadForm" action="http://www.server.com/upload.jsp?sId=gopzkq9nBtNh65yh" method="post" enctype="multipart/form-data"
                target="uploadframe" class="body"> 
              Select a file:
              <input type="file" size="43" id="upField" name="fff" class="absmid" multiple="multiple"/> 
              
              <input type="hidden" name="mainDC" value="282"/> 
              <br /><br /><br /> 
              <input type="image" src="/images/butUploadIt.gif" onclick="uploadAction('/servlet/ProgressStatus?dcID=104&sId=gopzkq9nBtNh65yh')"
                     title="Upload file"/> 
              <br /><br /> 
              <a href="/flashUploader.jsp">Multi-Upload</a> 
          </form> 

Code:

$url='http://www.server.com/upload.jsp?sId=gopzkq9nBtNh65yh';

$file='1.rar';
$postdata=array('fff'=>@$file, 'mainDC'=>'282');

$ch=curl_init();
curl_setopt($ch, CURLOPT_URL, $url);
curl_setopt($ch, CURLOPT_USERAGENT, $_SERVER['HTTP_USER_AGENT']);
curl_setopt($ch, CURLOPT_COOKIEFILE, "cookie.txt");
curl_setopt($ch, CURLOPT_COOKIEJAR, "cookie.txt");
curl_setopt ($ch, CURLOPT_POSTFIELDS, $postdata);
$result=curl_exec($ch);
 

Code:
curl_setopt($ch, CURLOPT_POST, true);

Code:
$file="@/putanja/do/1.rar";

Code:
<br>Array
(
    [url] => http://dc186.2shared.com/main/upload2.jsp?sId=GGHdMqFuGshhxnSt
    [content_type] => 
    [http_code] => 0
    [header_size] => 0
    [request_size] => 0
    [filetime] => -1
    [ssl_verify_result] => 0
    [redirect_count] => 0
    [total_time] => 0.219
    [namelookup_time] => 0
    [connect_time] => 0.219
    [pretransfer_time] => 0.219
    [size_upload] => 0
    [size_download] => 0
    [speed_download] => 0
    [speed_upload] => 0
    [download_content_length] => -1
    [upload_content_length] => -1
    [starttransfer_time] => 0
    [redirect_time] => 0
) 

Code:
curl_setopt($ch, CURLOPT_VERBOSE, 0);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);