1 files changed, 43 insertions, 0 deletions
diff --git a/lib/fieldtrie.h b/lib/fieldtrie.h
new file mode 100644
index 0000000..0e1c634
--- /dev/null
+++ b/lib/fieldtrie.h
@@ -0,0 +1,43 @@
+/*  dctrl-tools - Debian control file inspection tools
+    Copyright (C) 2003, 2004 Antti-Juhani Kaijanaho
+
+    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 FIELDTRIE_H
+#define FIELDTRIE_H
+
+#include <limits.h>
+#include <stddef.h>
+#include <stdbool.h>
+
+struct field_attr {
+	bool valid;
+	size_t inx;
+};
+
+void fieldtrie_init(void);
+
+// case-insensitive
+size_t fieldtrie_insert(char const *);
+
+// case-insensitive
+struct field_attr fieldtrie_lookup(char const *, size_t n);
+
+//void fieldtrie_clear(void);
+
+size_t fieldtrie_count(void);
+
+#endif /* FIELDTRIE_H */