FreeBSD/Linux Kernel Cross Reference
sys/net/altq/altq.h

     /*-
      * Copyright (C) 1998-2003
      *      Sony Computer Science Laboratories Inc.  All rights reserved.
      *
      * Redistribution and use in source and binary forms, with or without
      * modification, are permitted provided that the following conditions
      * are met:
      * 1. Redistributions of source code must retain the above copyright
      *    notice, this list of conditions and the following disclaimer.
     * 2. Redistributions in binary form must reproduce the above copyright
     *    notice, this list of conditions and the following disclaimer in the
     *    documentation and/or other materials provided with the distribution.
     *
     * THIS SOFTWARE IS PROVIDED BY SONY CSL AND CONTRIBUTORS ``AS IS'' AND
     * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     * ARE DISCLAIMED.  IN NO EVENT SHALL SONY CSL OR CONTRIBUTORS BE LIABLE
     * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     * SUCH DAMAGE.
     *
     * $KAME: altq.h,v 1.10 2003/07/10 12:07:47 kjc Exp $
     * $FreeBSD$
     */
    #ifndef _ALTQ_ALTQ_H_
    #define _ALTQ_ALTQ_H_
    
    #if 0
    /*
     * allow altq-3 (altqd(8) and /dev/altq) to coexist with the new pf-based altq.
     * altq3 is mainly for research experiments. pf-based altq is for daily use.
     */
    #define ALTQ3_COMPAT            /* for compatibility with altq-3 */
    #define ALTQ3_CLFIER_COMPAT     /* for compatibility with altq-3 classifier */
    #endif
    
    /* altq discipline type */
    #define ALTQT_NONE              0       /* reserved */
    #define ALTQT_CBQ               1       /* cbq */
    #define ALTQT_WFQ               2       /* wfq */
    #define ALTQT_AFMAP             3       /* afmap */
    #define ALTQT_FIFOQ             4       /* fifoq */
    #define ALTQT_RED               5       /* red */
    #define ALTQT_RIO               6       /* rio */
    #define ALTQT_LOCALQ            7       /* local use */
    #define ALTQT_HFSC              8       /* hfsc */
    #define ALTQT_CDNR              9       /* traffic conditioner */
    #define ALTQT_BLUE              10      /* blue */
    #define ALTQT_PRIQ              11      /* priority queue */
    #define ALTQT_JOBS              12      /* JoBS */
    #define ALTQT_FAIRQ             13      /* fairq */
    #define ALTQT_CODEL             14      /* CoDel */
    #define ALTQT_MAX               15      /* should be max discipline type + 1 */
    
    /* simple token backet meter profile */
    struct  tb_profile {
            u_int64_t       rate;   /* rate in bit-per-sec */
            u_int32_t       depth;  /* depth in bytes */
    };
    
    /*
     * generic packet counter
     */
    struct pktcntr {
            u_int64_t       packets;
            u_int64_t       bytes;
    };
    
    #define PKTCNTR_ADD(cntr, len)  \
            do { (cntr)->packets++; (cntr)->bytes += len; } while (/*CONSTCOND*/ 0)
    
    #ifdef _KERNEL
    #include <net/altq/altq_var.h>
    #endif
    
    /*
     * Can't put these versions in the scheduler-specific headers and include
     * them all here as that will cause build failure due to cross-including
     * each other scheduler's private bits into each scheduler's
     * implementation.
     */
    #define CBQ_STATS_VERSION       0       /* Latest version of class_stats_t */
    #define CODEL_STATS_VERSION     0       /* Latest version of codel_ifstats */
    #define FAIRQ_STATS_VERSION     0       /* Latest version of fairq_classstats */
    #define HFSC_STATS_VERSION      1       /* Latest version of hfsc_classstats */
    #define PRIQ_STATS_VERSION      0       /* Latest version of priq_classstats */
    
    /* Return the latest stats version for the given scheduler. */
    static inline int altq_stats_version(int scheduler)
    {
            switch (scheduler) {
            case ALTQT_CBQ:   return (CBQ_STATS_VERSION);
            case ALTQT_CODEL: return (CODEL_STATS_VERSION);
            case ALTQT_FAIRQ: return (FAIRQ_STATS_VERSION);
            case ALTQT_HFSC:  return (HFSC_STATS_VERSION);
           case ALTQT_PRIQ:  return (PRIQ_STATS_VERSION);
           default: return (0);
           }
   }
   
   #endif /* _ALTQ_ALTQ_H_ */

Cache object: 0fb18bd8cdd902aaf470f305253b30ba