NetBSD/usr.sbin/altq/libaltq/qop_hfsc.h

80 lines
3.0 KiB
C

/* $NetBSD: qop_hfsc.h,v 1.2 2001/08/16 07:48:14 itojun Exp $ */
/* $KAME: qop_hfsc.h,v 1.2 2000/10/18 09:15:19 kjc Exp $ */
/*
* Copyright (C) 1999-2000
* 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.
*/
#include <altq/altq_hfsc.h>
/*
* generalized service curve used for admission control
*/
struct segment {
LIST_ENTRY(segment) _next;
double x, y, d, m;
};
typedef LIST_HEAD(gen_sc, segment) gsc_head_t;
/*
* hfsc private ifinfo structure
*/
struct hfsc_ifinfo {
struct classinfo *root_class; /* root class */
struct classinfo *default_class; /* default class */
};
/*
* hfsc private classinfo structure
*/
struct hfsc_classinfo {
struct service_curve rsc; /* real-time service curve */
struct service_curve fsc; /* fair service curve */
gsc_head_t gen_rsc; /* generalized real-time sc */
gsc_head_t gen_fsc; /* generalized fsc */
int qlimit;
int flags;
};
int hfsc_interface_parser(const char *ifname, int argc, char **argv);
int hfsc_class_parser(const char *ifname, const char *class_name,
const char *parent_name, int argc, char **argv);
int qcmd_hfsc_add_if(const char *ifname, u_int bandwidth, int flags);
int qcmd_hfsc_add_class(const char *ifname, const char *class_name,
const char *parent_name, u_int m1, u_int d, u_int m2,
int qlimit, int flags);
int qcmd_hfsc_modify_class(const char *ifname, const char *class_name,
u_int m1, u_int d, u_int m2, int sctype);
int qop_hfsc_add_if(struct ifinfo **rp, const char *ifname,
u_int bandwidth, int flags);
int qop_hfsc_add_class(struct classinfo **rp, const char *class_name,
struct ifinfo *ifinfo, struct classinfo *parent,
struct service_curve *sc, int qlimit, int flags);
int qop_hfsc_modify_class(struct classinfo *clinfo,
struct service_curve *sc, int sctype);