1 files changed, 51 insertions, 0 deletions
diff --git a/src/config-scanner.l b/src/config-scanner.l
new file mode 100644
index 0000000..d3ad91e
--- /dev/null
+++ b/src/config-scanner.l
@@ -0,0 +1,51 @@
+%{
+/*
+ * (C) 2014 by Pablo Neira Ayuso <pablo@netfilter.org>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ */
+
+#include <string.h>
+#include "config-parser.h"
+%}
+
+%option yylineno
+%option noinput
+%option nounput
+
+ws		[ \t]+
+comment         #.*$
+nl		[\n\r]
+
+is_on		[o|O][n|N]
+is_off		[o|O][f|F][f|F]
+integer		[\-\+]?[0-9]+
+string		[a-zA-Z0-9][a-zA-Z0-9\.\-\_\/\:]*
+
+%%
+"local-address"		{ return T_LOCAL_ADDR; }
+"remote-address"	{ return T_REMOTE_ADDR; }
+"logging"		{ return T_LOG; }
+"mode"			{ return T_MODE; }
+
+{integer}		{ yylval.val = atoi(yytext); return T_INTEGER; }
+{string}		{ yylval.string = strdup(yytext); return T_STRING; }
+
+{comment}		;
+{ws}			;
+{nl}			;
+
+<<EOF>>			{ yyterminate(); }
+
+.			{ return yytext[0]; }
+
+%%
+
+int
+yywrap()
+{
+	return 1;
+}