move source around in preparation to land sysprof2

lib/xmlstore.h

@@ -0,0 +1,58 @@
+typedef struct XmlIter XmlIter;
+typedef struct XmlStore XmlStore;
+
+XmlStore *xml_store_new           (void);
+void      xml_store_free          (XmlStore   *store);
+void      xml_store_append_begin  (XmlStore   *store,
+				   const char *element);
+void      xml_store_append_end    (XmlStore   *store,
+				   const char *element);
+void      xml_store_append_text   (XmlStore   *store,
+				   const char *text);
+void      xml_store_write         (XmlStore   *store,
+				   const char *file,
+				   GError     *file);
+void      xml_store_set_data      (XmlIter    *iter,
+				   gpointer    data);
+gpointer  xml_store_get_data      (XmlIter    *iter,
+				   gpointer    data);
+void      xml_store_has_data      (XmlIter    *iter);
+
+/* An iter stays valid as long as the XmlStore is valid */
+XmlIter * xml_store_get_iter      (XmlStore   *store);
+XmlIter * xml_iter_get_sibling    (XmlIter    *iter);
+XmlIter * xml_iter_get_child      (XmlIter    *iter);
+int       xml_iter_get_n_children (XmlIter    *iter);
+gboolean  xml_iter_valid          (XmlIter    *iter);
+
+
+void
+process_tree (XmlIter *iter)
+{
+    XmlIter *i;
+    
+    if (!xml_iter_valid (iter))
+	return;
+
+    /* siblings */
+    i = xml_iter_sibling (iter);
+    while (xml_iter_valid (i))
+    {
+	process_tree (i);
+
+	i = xml_iter_sibling (i);
+    }
+
+    /* children */
+    process_tree (xml_iter_child (iter));
+	
+    
+    process_tree (xml_iter_sibling (iter));
+    process_tree (xml_iter_child (iter));
+}
+
+void
+process_store (XmlStore *store)
+{
+    process_tree (xml_store_get_iter (store));
+}