sys/altq/altq.h

   1 /*      $NetBSD: altq.h,v 1.3.44.1 2006/03/18 12:08:18 peter Exp $ */
   2 /*      $KAME: altq.h,v 1.10 2003/07/10 12:07:47 kjc Exp $      */
   3
   4 /*
   5  * Copyright (C) 1998-2003
   6  *      Sony Computer Science Laboratories Inc.  All rights reserved.
   7  *
   8  * Redistribution and use in source and binary forms, with or without
   9  * modification, are permitted provided that the following conditions
  10  * are met:
  11  * 1. Redistributions of source code must retain the above copyright
  12  *    notice, this list of conditions and the following disclaimer.
  13  * 2. Redistributions in binary form must reproduce the above copyright
  14  *    notice, this list of conditions and the following disclaimer in the
  15  *    documentation and/or other materials provided with the distribution.
  16  *
  17  * THIS SOFTWARE IS PROVIDED BY SONY CSL AND CONTRIBUTORS ``AS IS'' AND
  18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  20  * ARE DISCLAIMED.  IN NO EVENT SHALL SONY CSL OR CONTRIBUTORS BE LIABLE
  21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  27  * SUCH DAMAGE.
  28  */
  29 #ifndef _ALTQ_ALTQ_H_
  30 #define _ALTQ_ALTQ_H_
  31
  32 #if 1
  33 /*
  34  * allow altq-3 (altqd(8) and /dev/altq) to coexist with the new pf-based altq.
  35  * altq3 is mainly for research experiments. pf-based altq is for daily use.
  36  */
  37 #define ALTQ3_COMPAT            /* for compatibility with altq-3 */
  38 #define ALTQ3_CLFIER_COMPAT     /* for compatibility with altq-3 classifier */
  39 #endif
  40
  41 #ifdef ALTQ3_COMPAT
  42 #include <sys/param.h>
  43 #include <sys/ioccom.h>
  44 #include <sys/queue.h>
  45 #include <netinet/in.h>
  46
  47 #ifndef IFNAMSIZ
  48 #define IFNAMSIZ        16
  49 #endif
  50 #endif /* ALTQ3_COMPAT */
  51
  52 /* altq discipline type */
  53 #define ALTQT_NONE              0       /* reserved */
  54 #define ALTQT_CBQ               1       /* cbq */
  55 #define ALTQT_WFQ               2       /* wfq */
  56 #define ALTQT_AFMAP             3       /* afmap */
  57 #define ALTQT_FIFOQ             4       /* fifoq */
  58 #define ALTQT_RED               5       /* red */
  59 #define ALTQT_RIO               6       /* rio */
  60 #define ALTQT_LOCALQ            7       /* local use */
  61 #define ALTQT_HFSC              8       /* hfsc */
  62 #define ALTQT_CDNR              9       /* traffic conditioner */
  63 #define ALTQT_BLUE              10      /* blue */
  64 #define ALTQT_PRIQ              11      /* priority queue */
  65 #define ALTQT_JOBS              12      /* JoBS */
  66 #define ALTQT_MAX               13      /* should be max discipline type + 1 */
  67
  68 #ifdef ALTQ3_COMPAT
  69 struct  altqreq {
  70         char    ifname[IFNAMSIZ];       /* if name, e.g. "en0" */
  71         u_long  arg;                    /* request-specific argument */
  72 };
  73 #endif
  74
  75 /* simple token backet meter profile */
  76 struct  tb_profile {
  77         u_int   rate;   /* rate in bit-per-sec */
  78         u_int   depth;  /* depth in bytes */
  79 };
  80
  81 #ifdef ALTQ3_COMPAT
  82 struct  tbrreq {
  83         char    ifname[IFNAMSIZ];       /* if name, e.g. "en0" */
  84         struct  tb_profile tb_prof;     /* token bucket profile */
  85 };
  86
  87 #ifdef ALTQ3_CLFIER_COMPAT
  88 /*
  89  * common network flow info structure
  90  */
  91 struct flowinfo {
  92         u_char          fi_len;         /* total length */
  93         u_char          fi_family;      /* address family */
  94         u_int8_t        fi_data[46];    /* actually longer; address family
  95                                            specific flow info. */
  96 };
  97
  98 /*
  99  * flow info structure for internet protocol family.
 100  * (currently this is the only protocol family supported)
 101  */
 102 struct flowinfo_in {
 103         u_char          fi_len;         /* sizeof(struct flowinfo_in) */
 104         u_char          fi_family;      /* AF_INET */
 105         u_int8_t        fi_proto;       /* IPPROTO_XXX */
 106         u_int8_t        fi_tos;         /* type-of-service */
 107         struct in_addr  fi_dst;         /* dest address */
 108         struct in_addr  fi_src;         /* src address */
 109         u_int16_t       fi_dport;       /* dest port */
 110         u_int16_t       fi_sport;       /* src port */
 111         u_int32_t       fi_gpi;         /* generalized port id for ipsec */
 112         u_int8_t        _pad[28];       /* make the size equal to
 113                                            flowinfo_in6 */
 114 };
 115
 116 #ifdef SIN6_LEN
 117 struct flowinfo_in6 {
 118         u_char          fi6_len;        /* sizeof(struct flowinfo_in6) */
 119         u_char          fi6_family;     /* AF_INET6 */
 120         u_int8_t        fi6_proto;      /* IPPROTO_XXX */
 121         u_int8_t        fi6_tclass;     /* traffic class */
 122         u_int32_t       fi6_flowlabel;  /* ipv6 flowlabel */
 123         u_int16_t       fi6_dport;      /* dest port */
 124         u_int16_t       fi6_sport;      /* src port */
 125         u_int32_t       fi6_gpi;        /* generalized port id */
 126         struct in6_addr fi6_dst;        /* dest address */
 127         struct in6_addr fi6_src;        /* src address */
 128 };
 129 #endif /* INET6 */
 130
 131 /*
 132  * flow filters for AF_INET and AF_INET6
 133  */
 134 struct flow_filter {
 135         int                     ff_ruleno;
 136         struct flowinfo_in      ff_flow;
 137         struct {
 138                 struct in_addr  mask_dst;
 139                 struct in_addr  mask_src;
 140                 u_int8_t        mask_tos;
 141                 u_int8_t        _pad[3];
 142         } ff_mask;
 143         u_int8_t _pad2[24];     /* make the size equal to flow_filter6 */
 144 };
 145
 146 #ifdef SIN6_LEN
 147 struct flow_filter6 {
 148         int                     ff_ruleno;
 149         struct flowinfo_in6     ff_flow6;
 150         struct {
 151                 struct in6_addr mask6_dst;
 152                 struct in6_addr mask6_src;
 153                 u_int8_t        mask6_tclass;
 154                 u_int8_t        _pad[3];
 155         } ff_mask6;
 156 };
 157 #endif /* INET6 */
 158 #endif /* ALTQ3_CLFIER_COMPAT */
 159 #endif /* ALTQ3_COMPAT */
 160
 161 /*
 162  * generic packet counter
 163  */
 164 struct pktcntr {
 165         u_int64_t       packets;
 166         u_int64_t       bytes;
 167 };
 168
 169 #define PKTCNTR_ADD(cntr, len)  \
 170         do { (cntr)->packets++; (cntr)->bytes += len; } while (/*CONSTCOND*/ 0)
 171
 172 #ifdef ALTQ3_COMPAT
 173 /*
 174  * altq related ioctls
 175  */
 176 #define ALTQGTYPE       _IOWR('q', 0, struct altqreq)   /* get queue type */
 177 #if 0
 178 /*
 179  * these ioctls are currently discipline-specific but could be shared
 180  * in the future.
 181  */
 182 #define ALTQATTACH      _IOW('q', 1, struct altqreq)    /* attach discipline */
 183 #define ALTQDETACH      _IOW('q', 2, struct altqreq)    /* detach discipline */
 184 #define ALTQENABLE      _IOW('q', 3, struct altqreq)    /* enable discipline */
 185 #define ALTQDISABLE     _IOW('q', 4, struct altqreq)    /* disable discipline*/
 186 #define ALTQCLEAR       _IOW('q', 5, struct altqreq)    /* (re)initialize */
 187 #define ALTQCONFIG      _IOWR('q', 6, struct altqreq)   /* set config params */
 188 #define ALTQADDCLASS    _IOWR('q', 7, struct altqreq)   /* add a class */
 189 #define ALTQMODCLASS    _IOWR('q', 8, struct altqreq)   /* modify a class */
 190 #define ALTQDELCLASS    _IOWR('q', 9, struct altqreq)   /* delete a class */
 191 #define ALTQADDFILTER   _IOWR('q', 10, struct altqreq)  /* add a filter */
 192 #define ALTQDELFILTER   _IOWR('q', 11, struct altqreq)  /* delete a filter */
 193 #define ALTQGETSTATS    _IOWR('q', 12, struct altqreq)  /* get statistics */
 194 #define ALTQGETCNTR     _IOWR('q', 13, struct altqreq)  /* get a pkt counter */
 195 #endif /* 0 */
 196 #define ALTQTBRSET      _IOW('q', 14, struct tbrreq)    /* set tb regulator */
 197 #define ALTQTBRGET      _IOWR('q', 15, struct tbrreq)   /* get tb regulator */
 198 #endif /* ALTQ3_COMPAT */
 199
 200 #ifdef _KERNEL
 201 #include <altq/altq_var.h>
 202 #endif
 203
 204 #endif /* _ALTQ_ALTQ_H_ */