/*-
 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
 *
 * Copyright (c) 2022 Michael Pounov <misho@elwix.org>, CloudSigma AG
 *
 * 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.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``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 OR CONTRIBUTORS 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.
 */
#ifndef __FWSYNC_PROTO_H
#define __FWSYNC_PROTO_H


struct fws_proto {
	uint8_t		fws_version;
	uint8_t		fws_fib;
	uint8_t		fws_addrtype;
	uint8_t		fws_proto;
	uint8_t		fws_cmdtype;
	uint16_t	fws_kidx;
	uint16_t	fws_rulenum;
	uint32_t	fws_ruleid;
	uint32_t	fws_linktype;
	uint16_t	fws_sport;
	uint16_t	fws_dport;
	uint16_t	fws_aport;
	uint16_t	fws_pport;
	struct in_addr	fws_aaddr;
	struct in_addr	fws_paddr;
	union {
		struct in_addr	fws_saddr;
		struct in6_addr	fws_saddr6;
	};
	union {
		struct in_addr	fws_daddr;
		struct in6_addr	fws_daddr6;
	};
	uint32_t	fws_scopeid;
} __packed;

#define FWS_PKTVER_STATE	'S'
#define FWS_PKTVER_ALIAS	'N'


#endif