1 /*- 2 * Copyright 2005, Gleb Smirnoff <glebius@FreeBSD.org> 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 * 26 * $FreeBSD: src/sys/netgraph/ng_ipfw.h,v 1.2 2006/02/17 09:42:49 glebius Exp $ 27 * $DragonFly: src/sys/netgraph7/ng_ipfw.h,v 1.2 2008/06/26 23:05:35 dillon Exp $ 28 */ 29 30 #define NG_IPFW_NODE_TYPE "ipfw" 31 #define NGM_IPFW_COOKIE 1105988990 32 33 #ifdef _KERNEL 34 35 typedef int ng_ipfw_input_t(struct mbuf **, int, struct ip_fw_args *, int); 36 extern ng_ipfw_input_t *ng_ipfw_input_p; 37 #define NG_IPFW_LOADED (ng_ipfw_input_p != NULL) 38 39 struct ng_ipfw_tag { 40 struct m_tag mt; /* tag header */ 41 struct ip_fw *rule; /* matching rule */ 42 struct ifnet *ifp; /* interface, for ip_output */ 43 int dir; 44 #define NG_IPFW_OUT 0 45 #define NG_IPFW_IN 1 46 }; 47 48 #define TAGSIZ (sizeof(struct ng_ipfw_tag) - sizeof(struct m_tag)) 49 50 #endif /* _KERNEL */ 51