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-rw-r--r--include/rbtree.h98
1 files changed, 0 insertions, 98 deletions
diff --git a/include/rbtree.h b/include/rbtree.h
deleted file mode 100644
index ac65283f..00000000
--- a/include/rbtree.h
+++ /dev/null
@@ -1,98 +0,0 @@
-/*
- * Red Black Trees
- * (C) 1999 Andrea Arcangeli <andrea@suse.de>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- */
-
-#ifndef NFTABLES_RBTREE_H
-#define NFTABLES_RBTREE_H
-
-#include <stddef.h>
-
-struct rb_node
-{
- unsigned long rb_parent_color;
-#define RB_RED 0
-#define RB_BLACK 1
- struct rb_node *rb_right;
- struct rb_node *rb_left;
-};
-
-struct rb_root
-{
- struct rb_node *rb_node;
-};
-
-#define rb_parent(r) ((struct rb_node *)((r)->rb_parent_color & ~3))
-#define rb_color(r) ((r)->rb_parent_color & 1)
-#define rb_is_red(r) (!rb_color(r))
-#define rb_is_black(r) rb_color(r)
-#define rb_set_red(r) do { (r)->rb_parent_color &= ~1; } while (0)
-#define rb_set_black(r) do { (r)->rb_parent_color |= 1; } while (0)
-
-static inline void rb_set_parent(struct rb_node *rb, struct rb_node *p)
-{
- rb->rb_parent_color = (rb->rb_parent_color & 3) | (unsigned long)p;
-}
-static inline void rb_set_color(struct rb_node *rb, int color)
-{
- rb->rb_parent_color = (rb->rb_parent_color & ~1) | color;
-}
-
-#define RB_ROOT (struct rb_root) { NULL, }
-#define rb_entry(ptr, type, member) container_of(ptr, type, member)
-
-#define RB_EMPTY_ROOT(root) ((root)->rb_node == NULL)
-#define RB_EMPTY_NODE(node) (rb_parent(node) == node)
-#define RB_CLEAR_NODE(node) (rb_set_parent(node, node))
-
-extern void rb_insert_color(struct rb_node *, struct rb_root *);
-extern void rb_erase(struct rb_node *, struct rb_root *);
-
-/* Find logical next and previous nodes in a tree */
-extern struct rb_node *rb_next(struct rb_node *);
-extern struct rb_node *rb_prev(struct rb_node *);
-extern struct rb_node *rb_first(struct rb_root *);
-extern struct rb_node *rb_last(struct rb_root *);
-
-/* Fast replacement of a single node without remove/rebalance/add/rebalance */
-extern void rb_replace_node(struct rb_node *victim, struct rb_node *new,
- struct rb_root *root);
-
-static inline void rb_link_node(struct rb_node * node, struct rb_node * parent,
- struct rb_node ** rb_link)
-{
- node->rb_parent_color = (unsigned long )parent;
- node->rb_left = node->rb_right = NULL;
-
- *rb_link = node;
-}
-
-#define rb_for_each_entry(pos, root, member) \
- for ((pos) = (root)->rb_node ? \
- rb_entry(rb_first(root), typeof(*pos), member) : NULL; \
- (pos) != NULL; \
- (pos) = rb_entry(rb_next(&(pos)->member), typeof(*pos), member))
-
-#define rb_for_each_entry_safe(pos, node, next, root, member) \
- for ((node) = rb_first(root); \
- (pos) = (node) ? rb_entry((node), typeof(*pos), member) : NULL, \
- (next) = (node) ? rb_next(node) : NULL, \
- (pos) != NULL; \
- (node) = (next))
-
-#endif /* NFTABLES_RBTREE_H */