1*dd191f37Speter /* $NetBSD: altq_fifoq.h,v 1.7 2006/10/12 19:59:08 peter Exp $ */ 2*dd191f37Speter /* $KAME: altq_fifoq.h,v 1.8 2002/11/29 04:36:23 kjc Exp $ */ 368de460fSthorpej 468de460fSthorpej /* 5*dd191f37Speter * Copyright (C) 1997-2002 668de460fSthorpej * Sony Computer Science Laboratories Inc. All rights reserved. 768de460fSthorpej * 868de460fSthorpej * Redistribution and use in source and binary forms, with or without 968de460fSthorpej * modification, are permitted provided that the following conditions 1068de460fSthorpej * are met: 1168de460fSthorpej * 1. Redistributions of source code must retain the above copyright 1268de460fSthorpej * notice, this list of conditions and the following disclaimer. 1368de460fSthorpej * 2. Redistributions in binary form must reproduce the above copyright 1468de460fSthorpej * notice, this list of conditions and the following disclaimer in the 1568de460fSthorpej * documentation and/or other materials provided with the distribution. 1668de460fSthorpej * 1768de460fSthorpej * THIS SOFTWARE IS PROVIDED BY SONY CSL AND CONTRIBUTORS ``AS IS'' AND 1868de460fSthorpej * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 1968de460fSthorpej * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 2068de460fSthorpej * ARE DISCLAIMED. IN NO EVENT SHALL SONY CSL OR CONTRIBUTORS BE LIABLE 2168de460fSthorpej * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 2268de460fSthorpej * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 2368de460fSthorpej * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 2468de460fSthorpej * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 2568de460fSthorpej * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 2668de460fSthorpej * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 2768de460fSthorpej * SUCH DAMAGE. 2868de460fSthorpej */ 2968de460fSthorpej 3068de460fSthorpej #ifndef _ALTQ_ALTQ_FIFOQ_H_ 3168de460fSthorpej #define _ALTQ_ALTQ_FIFOQ_H_ 3268de460fSthorpej 33afa9c2cdSitojun #ifdef _KERNEL 3468de460fSthorpej typedef struct fifoq_state { 3568de460fSthorpej struct fifoq_state *q_next; /* next fifoq_state in the list */ 3668de460fSthorpej struct ifaltq *q_ifq; /* backpointer to ifaltq */ 3768de460fSthorpej 3868de460fSthorpej struct mbuf *q_head; /* head of queue */ 3968de460fSthorpej struct mbuf *q_tail; /* tail of queue */ 4068de460fSthorpej int q_len; /* queue length */ 4168de460fSthorpej int q_limit; /* max queue length */ 4268de460fSthorpej 4368de460fSthorpej /* statistics */ 4468de460fSthorpej struct { 4568de460fSthorpej struct pktcntr xmit_cnt; 4668de460fSthorpej struct pktcntr drop_cnt; 4768de460fSthorpej u_int period; 4868de460fSthorpej } q_stats; 4968de460fSthorpej } fifoq_state_t; 50afa9c2cdSitojun #endif 5168de460fSthorpej 5268de460fSthorpej struct fifoq_interface { 5368de460fSthorpej char fifoq_ifname[IFNAMSIZ]; 5468de460fSthorpej }; 5568de460fSthorpej 5668de460fSthorpej struct fifoq_getstats { 5768de460fSthorpej struct fifoq_interface iface; 5868de460fSthorpej int q_len; 5968de460fSthorpej int q_limit; 6068de460fSthorpej struct pktcntr xmit_cnt; 6168de460fSthorpej struct pktcntr drop_cnt; 6268de460fSthorpej u_int period; 6368de460fSthorpej }; 6468de460fSthorpej 6568de460fSthorpej struct fifoq_conf { 6668de460fSthorpej struct fifoq_interface iface; 6768de460fSthorpej int fifoq_limit; 6868de460fSthorpej }; 6968de460fSthorpej 70e365329bSwiz #define FIFOQ_LIMIT 50 /* default max queue length */ 7168de460fSthorpej 7268de460fSthorpej /* 7368de460fSthorpej * IOCTLs for FIFOQ 7468de460fSthorpej */ 7568de460fSthorpej #define FIFOQ_IF_ATTACH _IOW('Q', 1, struct fifoq_interface) 7668de460fSthorpej #define FIFOQ_IF_DETACH _IOW('Q', 2, struct fifoq_interface) 7768de460fSthorpej #define FIFOQ_ENABLE _IOW('Q', 3, struct fifoq_interface) 7868de460fSthorpej #define FIFOQ_DISABLE _IOW('Q', 4, struct fifoq_interface) 7968de460fSthorpej #define FIFOQ_CONFIG _IOWR('Q', 6, struct fifoq_conf) 8068de460fSthorpej #define FIFOQ_GETSTATS _IOWR('Q', 12, struct fifoq_getstats) 8168de460fSthorpej 8268de460fSthorpej #endif /* _ALTQ_ALTQ_FIFOQ_H_ */ 83