1 files changed, 37 insertions, 0 deletions

diff --git a/src/fnettrace/radix.h b/src/fnettrace/radix.h
new file mode 100644
index 000000000..418e57413
--- /dev/null
+++ b/src/fnettrace/radix.h
@@ -0,0 +1,37 @@
+/*
+ * Copyright (C) 2014-2021 Firejail Authors
+ *
+ * This file is part of firejail project
+ *
+ * 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.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+*/
+#ifndef RADIX_H
+#define RADIX_H
+
+typedef struct rnode_t {
+        struct rnode_t *zero;
+        struct rnode_t *one;
+        uint32_t ip;
+        uint32_t mask;
+        char *name;
+} RNode;
+
+char *radix_find_first(uint32_t ip);
+char *radix_find_last(uint32_t ip);
+void radix_add(uint32_t ip, uint32_t mask, char *name);
+void radix_print(void);
+void radix_build_list(void);
+
+#endif
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