usr.sbin/altq/libaltq/qop_red.h

   1 /*      $NetBSD$        */
   2 /*      $KAME: qop_red.h,v 1.2 2000/10/18 09:15:20 kjc Exp $    */
   3 /*
   4  * Copyright (C) 1999-2000
   5  *      Sony Computer Science Laboratories, Inc.  All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions
   9  * are met:
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  * 2. Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions and the following disclaimer in the
  14  *    documentation and/or other materials provided with the distribution.
  15  *
  16  * THIS SOFTWARE IS PROVIDED BY SONY CSL AND CONTRIBUTORS ``AS IS'' AND
  17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  19  * ARE DISCLAIMED.  IN NO EVENT SHALL SONY CSL OR CONTRIBUTORS BE LIABLE
  20  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  22  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  24  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  26  * SUCH DAMAGE.
  27  */
  28
  29 /*
  30  * red private ifinfo structure
  31  */
  32 struct red_ifinfo {
  33         int weight;             /* weight for EWMA */
  34         int inv_pmax;           /* inverse of max drop probability */
  35         int th_min;             /* red min threshold */
  36         int th_max;             /* red max threshold */
  37         int qlimit;             /* max queue length */
  38         int pkttime;            /* average packet time in usec */
  39         int flags;              /* see below */
  40 };
  41
  42 int red_interface_parser(const char *ifname, int argc, char **argv);
  43 int qcmd_red_add_if(const char *ifname, u_int bandwidth, int weight,
  44                     int inv_pmax, int th_min, int th_max, int qlimit,
  45                     int pkttime, int flags);
  46 int qop_red_add_if(struct ifinfo **rp, const char *ifname,
  47                    u_int bandwidth, int weight, int inv_pmax, int th_min,
  48                    int th_max, int qlimit, int pkttime, int flags);