rbtree: New function _RBTree_Iterate_unprotected()

1 files changed, 45 insertions, 0 deletions

diff --git a/cpukit/score/src/rbtreeiterate.c b/cpukit/score/src/rbtreeiterate.c
new file mode 100644
index 0000000000..33f7e7d454
--- /dev/null
+++ b/cpukit/score/src/rbtreeiterate.c
@@ -0,0 +1,45 @@
+/**
+ * @file
+ *
+ * @ingroup ScoreRBTree
+ *
+ * @brief _RBTree_Iterate_unprotected() implementation.
+ */
+
+/*
+ * Copyright (c) 2012 embedded brains GmbH.  All rights reserved.
+ *
+ *  embedded brains GmbH
+ *  Obere Lagerstr. 30
+ *  82178 Puchheim
+ *  Germany
+ *  <rtems@embedded-brains.de>
+ *
+ * The license and distribution terms for this file may be
+ * found in the file LICENSE in this distribution or at
+ * http://www.rtems.com/license/LICENSE.
+ */
+
+#if HAVE_CONFIG_H
+  #include "config.h"
+#endif
+
+#include <rtems/score/rbtree.h>
+
+void _RBTree_Iterate_unprotected(
+  const RBTree_Control *rbtree,
+  RBTree_Direction dir,
+  RBTree_Visitor visitor,
+  void *visitor_arg
+)
+{
+  RBTree_Direction opp_dir = _RBTree_Opposite_direction( dir );
+  const RBTree_Node *current = _RBTree_First( rbtree, opp_dir );
+  bool stop = false;
+
+  while ( !stop && current != NULL ) {
+    stop = (*visitor)( current, dir, visitor_arg );
+
+    current = _RBTree_Next_unprotected( rbtree, current, dir );
+  }
+}