120 lines
3.7 KiB
C
120 lines
3.7 KiB
C
/* $NetBSD: altq_blue.h,v 1.3 2005/02/26 23:04:16 perry Exp $ */
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/* $KAME: altq_blue.h,v 1.5 2000/12/14 08:12:45 thorpej Exp $ */
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/*
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* Copyright (C) 1997-2000
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* Sony Computer Science Laboratories Inc. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY SONY CSL AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL SONY CSL OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#ifndef _ALTQ_ALTQ_BLUE_H_
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#define _ALTQ_ALTQ_BLUE_H_
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#include <altq/altq_classq.h>
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struct blue_interface {
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char blue_ifname[IFNAMSIZ];
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};
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struct blue_stats {
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struct blue_interface iface;
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int q_len;
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int q_limit;
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int q_pmark;
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u_quad_t xmit_packets;
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u_quad_t xmit_bytes;
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u_quad_t drop_packets;
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u_quad_t drop_bytes;
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u_quad_t drop_forced;
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u_quad_t drop_unforced;
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u_quad_t marked_packets;
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};
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struct blue_conf {
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struct blue_interface iface;
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int blue_limit;
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int blue_max_pmark;
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int blue_hold_time;
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int blue_pkttime; /* average packet time in usec */
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int blue_flags; /* see below */
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};
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/* blue flags */
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#define BLUEF_ECN4 0x01 /* use packet marking for IPv4 packets */
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#define BLUEF_ECN6 0x02 /* use packet marking for IPv6 packets */
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#define BLUEF_ECN (BLUEF_ECN4 | BLUEF_ECN6)
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/*
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* IOCTLs for BLUE
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*/
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#define BLUE_IF_ATTACH _IOW('Q', 1, struct blue_interface)
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#define BLUE_IF_DETACH _IOW('Q', 2, struct blue_interface)
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#define BLUE_ENABLE _IOW('Q', 3, struct blue_interface)
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#define BLUE_DISABLE _IOW('Q', 4, struct blue_interface)
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#define BLUE_CONFIG _IOWR('Q', 6, struct blue_conf)
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#define BLUE_GETSTATS _IOWR('Q', 12, struct blue_stats)
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#ifdef _KERNEL
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typedef struct blue {
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int blue_pkttime; /* average packet time in micro sec
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used for idle calibration */
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int blue_flags; /* blue flags */
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/* blue parameters */
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int blue_pmark; /* 0-1000 (mark probability*10000) */
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int blue_max_pmark; /* sets precision of marking probability */
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int blue_hold_time; /* hold time in usec */
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int blue_idle; /* queue was empty */
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struct timeval blue_last; /* timestamp when the queue becomes idle */
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struct {
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u_quad_t xmit_packets;
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u_quad_t xmit_bytes;
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u_quad_t drop_packets;
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u_quad_t drop_bytes;
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u_quad_t drop_forced;
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u_quad_t drop_unforced;
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u_quad_t marked_packets;
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} blue_stats;
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} blue_t;
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typedef struct blue_queue {
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struct blue_queue *rq_next; /* next blue_state in the list */
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struct ifaltq *rq_ifq; /* backpointer to ifaltq */
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class_queue_t *rq_q;
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blue_t *rq_blue;
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} blue_queue_t;
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extern int blue_init __P((blue_t *, int, int, int, int));
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extern int blue_addq __P((blue_t *, class_queue_t *, struct mbuf *,
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struct altq_pktattr *));
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extern struct mbuf *blue_getq __P((blue_t *, class_queue_t *));
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#endif /* _KERNEL */
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#endif /* _ALTQ_ALTQ_BLUE_H_ */
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