/*
 * Copyright (c) 2001 Jean-Baptiste Marchand, Hervé Schauer Consultants.  
 * 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 Jean-Baptiste Marchand
 *	at Hervé Schauer Consultants.
 * 4. The name of the author may not be used to endorse or promote products
 *    derived from this software without specific prior written permission
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 THE AUTHOR 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.
 */

char *icmp_type_keyword[] = {
	"echorep",		/* 0: echo reply */
	"", 			/* 1: unused */
	"",				/* 2: unused */
	"unreach",		/* 3: destination unreachable */
	"squench",		/* 4: source quench */
	"redir",		/* 5: redirect */
	"",				/* 6: unused */
	"", 			/* 7: unused */
	"echo",			/* 8: echo request */
	"router_adv",	/* 9: router advertisement */
	"router_sol",	/* 10: router solicitation */
	"timex",		/* 11: time exceeded */
	"paramprob", 	/* 12: parameter problem */
	"timest", 		/* 13: timestamp request */
	"timestrep", 	/* 14: timestamp reply */
	"inforeq", 		/* 15: information request */
	"inforep", 		/* 16: information reply */
	"maskreq", 		/* 17: address mask request */
	"maskrep", 		/* 18: address mask reply */
	NULL
};

char parse_rule(char *, struct pf_filter *, unsigned char *, char *);