igmp_var.h revision 2531
11541Srgrimes/* 21541Srgrimes * Copyright (c) 1988 Stephen Deering. 31541Srgrimes * Copyright (c) 1992, 1993 41541Srgrimes * The Regents of the University of California. All rights reserved. 51541Srgrimes * 61541Srgrimes * This code is derived from software contributed to Berkeley by 71541Srgrimes * Stephen Deering of Stanford University. 81541Srgrimes * 91541Srgrimes * Redistribution and use in source and binary forms, with or without 101541Srgrimes * modification, are permitted provided that the following conditions 111541Srgrimes * are met: 121541Srgrimes * 1. Redistributions of source code must retain the above copyright 131541Srgrimes * notice, this list of conditions and the following disclaimer. 141541Srgrimes * 2. Redistributions in binary form must reproduce the above copyright 151541Srgrimes * notice, this list of conditions and the following disclaimer in the 161541Srgrimes * documentation and/or other materials provided with the distribution. 171541Srgrimes * 3. All advertising materials mentioning features or use of this software 181541Srgrimes * must display the following acknowledgement: 191541Srgrimes * This product includes software developed by the University of 201541Srgrimes * California, Berkeley and its contributors. 211541Srgrimes * 4. Neither the name of the University nor the names of its contributors 221541Srgrimes * may be used to endorse or promote products derived from this software 231541Srgrimes * without specific prior written permission. 241541Srgrimes * 251541Srgrimes * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 261541Srgrimes * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 271541Srgrimes * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 281541Srgrimes * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 291541Srgrimes * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 301541Srgrimes * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 311541Srgrimes * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 321541Srgrimes * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 331541Srgrimes * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 341541Srgrimes * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 351541Srgrimes * SUCH DAMAGE. 361541Srgrimes * 371541Srgrimes * @(#)igmp_var.h 8.1 (Berkeley) 7/19/93 382531Swollman * $Id: igmp_var.h,v 1.3 1994/08/21 05:27:26 paul Exp $ 391541Srgrimes */ 401541Srgrimes 412169Spaul#ifndef _NETINET_IGMP_VAR_H_ 422169Spaul#define _NETINET_IGMP_VAR_H_ 432169Spaul 441541Srgrimes/* 451541Srgrimes * Internet Group Management Protocol (IGMP), 461541Srgrimes * implementation-specific definitions. 471541Srgrimes * 481541Srgrimes * Written by Steve Deering, Stanford, May 1988. 491541Srgrimes * 501541Srgrimes * MULTICAST 1.1 511541Srgrimes */ 521541Srgrimes 531541Srgrimesstruct igmpstat { 541541Srgrimes u_long igps_rcv_total; /* total IGMP messages received */ 551541Srgrimes u_long igps_rcv_tooshort; /* received with too few bytes */ 561541Srgrimes u_long igps_rcv_badsum; /* received with bad checksum */ 571541Srgrimes u_long igps_rcv_queries; /* received membership queries */ 581541Srgrimes u_long igps_rcv_badqueries; /* received invalid queries */ 591541Srgrimes u_long igps_rcv_reports; /* received membership reports */ 601541Srgrimes u_long igps_rcv_badreports; /* received invalid reports */ 611541Srgrimes u_long igps_rcv_ourreports; /* received reports for our groups */ 621541Srgrimes u_long igps_snd_reports; /* sent membership reports */ 631541Srgrimes}; 641541Srgrimes 651541Srgrimes#ifdef KERNEL 662531Swollmanextern struct igmpstat igmpstat; 671541Srgrimes 682531Swollman#define IGMP_RANDOM_DELAY(X) (random() % (X) + 1) 691541Srgrimes 702531Swollmanvoid igmp_init __P((void)); 711541Srgrimesvoid igmp_input __P((struct mbuf *, int)); 721541Srgrimesvoid igmp_joingroup __P((struct in_multi *)); 731541Srgrimesvoid igmp_leavegroup __P((struct in_multi *)); 742531Swollmanvoid igmp_fasttimo __P((void)); 752531Swollmanvoid igmp_slowtimo __P((void)); 761541Srgrimes#endif 772169Spaul 782169Spaul#endif 79