demux: adaptative: provide xmlreader reset ability

modules/demux/adaptative/xml/DOMParser.cpp

@@ -65,6 +65,15 @@ bool    DOMParser::parse                    ()
     return true;
 }
 
+bool DOMParser::reset(stream_t *s)
+{
+    delete root;
+    root = NULL;
+    stream = s;
+    vlc_reader = xml_ReaderReset(vlc_reader, s);
+    return !!vlc_reader;
+}
+
 Node* DOMParser::processNode()
 {
     const char *data;

modules/demux/adaptative/xml/DOMParser.h

@@ -45,6 +45,7 @@ namespace adaptative
                 virtual ~DOMParser  ();
 
                 bool                parse       ();
+                bool                reset       (stream_t *);
                 Node*               getRootNode ();
                 void                print       ();