add 'find' function for the tree
That will be useful to search for a specific node name.
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
diff --git a/tree.c b/tree.c
index e681f4f..7466e31 100644
--- a/tree.c
+++ b/tree.c
@@ -223,3 +223,20 @@
return tree_for_each(tree->next, cb, data);
}
+
+struct tree *tree_find(struct tree *tree, const char *name)
+{
+ struct tree *t;
+
+ if (!tree)
+ return NULL;
+
+ if (!strcmp(tree->name, name))
+ return tree;
+
+ t = tree_find(tree->child, name);
+ if (t)
+ return t;
+
+ return tree_find(tree->next, name);
+}