usr.sbin/ppp/lqr.h

   1 /*-
   2  * Copyright (c) 1996 - 2001 Brian Somers <brian@Awfulhak.org>
   3  *          based on work by Toshiharu OHNO <tony-o@iij.ad.jp>
   4  *                           Internet Initiative Japan, Inc (IIJ)
   5  * 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 THE AUTHOR 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 THE AUTHOR 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  * $FreeBSD: src/usr.sbin/ppp/lqr.h,v 1.16.2.1 2001/06/13 21:56:35 brian Exp $
  29  * $DragonFly: src/usr.sbin/ppp/lqr.h,v 1.2 2003/06/17 04:30:00 dillon Exp $
  30  */
  31
  32 /*
  33  *  Structure of LQR packet defined in RFC1989
  34  */
  35 struct lqrdata {
  36   u_int32_t MagicNumber;
  37   u_int32_t LastOutLQRs;        /* most recently received PeerOutLQRs */
  38   u_int32_t LastOutPackets;     /* most recently received PeerOutPackets */
  39   u_int32_t LastOutOctets;      /* most recently received PeerOutOctets */
  40   u_int32_t PeerInLQRs;         /* Peers SaveInLQRs */
  41   u_int32_t PeerInPackets;      /* Peers SaveInPackets */
  42   u_int32_t PeerInDiscards;     /* Peers SaveInDiscards */
  43   u_int32_t PeerInErrors;       /* Peers SaveInErrors */
  44   u_int32_t PeerInOctets;       /* Peers SaveInOctets */
  45   u_int32_t PeerOutLQRs;        /* Peers OutLQRs (hdlc.h) */
  46   u_int32_t PeerOutPackets;     /* Peers OutPackets (hdlc.h) */
  47   u_int32_t PeerOutOctets;      /* Peers OutOctets (hdlc.h) */
  48 };
  49
  50 /*
  51  *  We support LQR and ECHO as LQM method
  52  */
  53 #define LQM_LQR   1
  54 #define LQM_ECHO  2
  55
  56 struct mbuf;
  57 struct physical;
  58 struct lcp;
  59 struct fsm;
  60 struct link;
  61 struct bundle;
  62
  63 extern void lqr_Dump(const char *, const char *, const struct lqrdata *);
  64 extern void lqr_ChangeOrder(struct lqrdata *, struct lqrdata *);
  65 extern void lqr_Start(struct lcp *);
  66 extern void lqr_reStart(struct lcp *);
  67 extern void lqr_Stop(struct physical *, int);
  68 extern void lqr_StopTimer(struct physical *);
  69 extern struct mbuf *lqr_RecvEcho(struct fsm *, struct mbuf *);
  70 extern struct mbuf *lqr_Input(struct bundle *, struct link *, struct mbuf *);
  71
  72 extern struct layer lqrlayer;