step for extract tar folder iphone application
<p>I am really new developer into iphone application, 
My problem is that i am working on an application in which i will call a URL that will authenticate my user name and password, and success of this i can download a tar file bundle.
After successful download i will extract that bundle with help of lib archive c library.
This extract folder have many xml file and then i will fetch that xml file and store that data into database. 
And play this data.</p>

<p>my Questions are</p>

<p>1- How i can user this download functionality into my iphone application. </p>

<p>2- How to store that download tar file into my iphone application bundle.</p>

<p>3- How to extract that bundle with the help of this library which i  maintain above.</p>

<p>4- How i can get all data..</p>

<p>Please Help me </p>

<p>please    </p>
