%{
/*
 *   Copyright (c) 2000-2002 David Parsons. All rights reserved.
 *   
 *   Redistribution and use in source and binary forms, with or without
 *   modification, are permitted provided that the following conditions
 *   are met:
 *  1. Redistributions of source code must retain the above copyright
 *     notice, this list of conditions and the following disclaimer.
 *  2. Redistributions in binary form must reproduce the above copyright
 *     notice, this list of conditions and the following disclaimer in
 *     the documentation and/or other materials provided with the
 *     distribution.
 *  3. All advertising materials mentioning features or use of this
 *     software must display the following acknowledgement:
 *     
 *   This product includes software developed by David Parsons
 *   (orc@pell.chi.il.us)
 *
 *  4. My name may not be used to endorse or promote products derived
 *     from this software without specific prior written permission.
 *     
 *  THIS SOFTWARE IS PROVIDED BY DAVID PARSONS ``AS IS'' AND ANY
 *  EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
 *  THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
 *  PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL DAVID
 *  PARSONS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 *  EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
 *  TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 *  DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 *  ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 *  LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
 *  IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
 *  THE POSSIBILITY OF SUCH DAMAGE.
 */
#include <stdio.h>
#include "parser.h"

int line_number = 1;

#define yywrap() 1
%}
%%

in				{ return IN; }
from				{ return IN; }
out				{ return OUT; }
to				{ return OUT; }
allow				{ return ALLOW; }
permit				{ return ALLOW; }
deny				{ return DENY; }
block				{ return DENY; }
reject				{ return DENY; }
all				{ return ALL; }
any				{ return ALL; }
"*"				{ return ALL; }
hard				{ return HARD; }
soft				{ return SOFT; }
tcp				{ return TCP; }
udp				{ return UDP; }
icmp				{ return ICMP; }
ping				{ return PING; }
traceroute			{ return TRACEROUTE; }
host				{ return HOST; }
net				{ return NET; }
flags				{ return FLAGS; }
	
#[^\n]*				;
\n				{ line_number++; return NEWLINE; }
"/"				{ return SLASH; }
"-"				{ return DASH; }
","				{ return COMMA; }
0x[0-9a-fA-F]+			{ yylval.val = strtol(yytext, 0, 16); return NBR; }
[0-9]+				{ yylval.val = atoi(yytext); return NBR; }
[a-zA-Z][-a-zA-Z0-9_.]+		{ yylval.text = yytext; return WORD; }
\\[-a-zA-Z0-9_.]+		{ yylval.text = 1+yytext; return WORD; }
"."				{ return DOT; }
.				;
