1 files changed, 73 insertions, 0 deletions
diff --git a/src/common/general-tree.h b/src/common/general-tree.h
new file mode 100644
index 0000000..552638a
--- /dev/null
+++ b/src/common/general-tree.h
@@ -0,0 +1,73 @@
+/*  Copyright (C) 2011 CZ.NIC, z.s.p.o. <knot-dns@labs.nic.cz>
+
+    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 3 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, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef _KNOTD_COMMON_GENERAL_TREE_H_
+#define _KNOTD_COMMON_GENERAL_TREE_H_
+
+#include "common/modified_tree.h"
+
+typedef MOD_TREE_HEAD(tree, general_tree_node) general_avl_tree_t;
+
+/* Define tree with void * nodes */
+struct general_tree_node {
+	MOD_TREE_ENTRY(general_tree_node) avl;
+//	int (*cmp_func)(void *n1,
+//	                void *n2);
+//	int (*mrg_func)(void **n1,
+//	                void **n2);
+//	void (*app_func)(void *n,
+//	                 void *data);
+	void *data;
+};
+
+struct general_tree {
+//	int (*cmp_func)(void *n1,
+//	                void *n2);
+//	int (*mrg_func)(void **n1,
+//	                void **n2);
+	general_avl_tree_t *tree;
+};
+
+typedef struct general_tree general_tree_t;
+
+general_tree_t *gen_tree_new(int (*cmp_func)(void *p1, void *p2));
+
+int gen_tree_add(general_tree_t *tree,
+                 void *node,
+                 int (*mrg_func)(void **n1, void **n2));
+
+void *gen_tree_find(general_tree_t *tree,
+                    void *what);
+
+void gen_tree_remove(general_tree_t *tree,
+                      void *what);
+
+void gen_tree_apply_inorder(general_tree_t *tree,
+                            void (*app_func)(void *node, void *data),
+                            void *data);
+
+void gen_tree_destroy(general_tree_t **tree,
+                      void (*dest_func)(void *node, void *data), void *data);
+
+void gen_tree_clear(general_tree_t *tree);
+
+int gen_tree_find_less_or_equal(general_tree_t *tree,
+                                void *what,
+                                void **found);
+
+general_tree_t *gen_tree_shallow_copy(general_tree_t *tree);
+
+#endif // _KNOTD_COMMON_GENERAL_TREE_H_