Recurse through the object tree instead of using the objects table

src/misc/objects.c

@@ -78,7 +78,7 @@ static void           SetAttachment ( vlc_object_t *, bool );
 
 static vlc_list_t   * NewList       ( int );
 static void           ListReplace   ( vlc_list_t *, vlc_object_t *, int );
-/*static void           ListAppend    ( vlc_list_t *, vlc_object_t * );*/
+static void           ListAppend    ( vlc_list_t *, vlc_object_t * );
 static int            CountChildren ( vlc_object_t *, int );
 static void           ListChildren  ( vlc_list_t *, vlc_object_t *, int );
 
@@ -959,6 +959,19 @@ void __vlc_object_detach( vlc_object_t *p_this )
     vlc_mutex_unlock( &structure_lock );
 }
 
+
+static void vlc_tree_find (vlc_object_t *node, int type, vlc_list_t *list)
+{
+    assert (node);
+    vlc_assert_locked (&structure_lock);
+
+    if (node->i_object_type == type)
+        ListAppend (list, node);
+
+    for (int i = 0; i < node->i_children; i++)
+        vlc_tree_find (node->pp_children[i], type, list);
+}
+
 /**
  ****************************************************************************
  * find a list typed objects and increment their refcount
@@ -969,7 +982,6 @@ void __vlc_object_detach( vlc_object_t *p_this )
 vlc_list_t * __vlc_list_find( vlc_object_t *p_this, int i_type, int i_mode )
 {
     vlc_list_t *p_list;
-    vlc_object_t **pp_current, **pp_end;
     int i_count = 0, i_index = 0;
     libvlc_global_data_t *p_libvlc_global = vlc_global();
 
@@ -979,31 +991,10 @@ vlc_list_t * __vlc_list_find( vlc_object_t *p_this, int i_type, int i_mode )
     switch( i_mode & 0x000f )
     {
     case FIND_ANYWHERE:
-        pp_current = p_libvlc_global->pp_objects;
-        pp_end = pp_current + p_libvlc_global->i_objects;
-
-        for( ; pp_current < pp_end ; pp_current++ )
-        {
-            if( vlc_internals(*pp_current)->b_attached
-                 && (*pp_current)->i_object_type == i_type )
-            {
-                i_count++;
-            }
-        }
-
-        p_list = NewList( i_count );
-        pp_current = p_libvlc_global->pp_objects;
-
-        for( ; pp_current < pp_end ; pp_current++ )
-        {
-            if( vlc_internals(*pp_current)->b_attached
-                 && (*pp_current)->i_object_type == i_type )
-            {
-                ListReplace( p_list, *pp_current, i_index );
-                if( i_index < i_count ) i_index++;
-            }
-        }
-    break;
+        p_list = NewList (0);
+        if (p_list != NULL)
+            vlc_tree_find (VLC_OBJECT (p_libvlc_global), i_type, p_list);
+        break;
 
     case FIND_CHILD:
         i_count = CountChildren( p_this, i_type );
@@ -1570,7 +1561,7 @@ static void ListReplace( vlc_list_t *p_list, vlc_object_t *p_object,
     return;
 }
 
-/*static void ListAppend( vlc_list_t *p_list, vlc_object_t *p_object )
+static void ListAppend( vlc_list_t *p_list, vlc_object_t *p_object )
 {
     if( p_list == NULL )
     {
@@ -1591,7 +1582,7 @@ static void ListReplace( vlc_list_t *p_list, vlc_object_t *p_object,
     p_list->i_count++;
 
     return;
-}*/
+}
 
 static int CountChildren( vlc_object_t *p_this, int i_type )
 {