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/*
* Copyright (c) 1995, Mike Mitchell
* Copyright (c) 1984, 1985, 1986, 1987, 1993
* The Regents of the University of California. 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.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 THE REGENTS 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.
*
* @(#)spx_var.h
*
* $Id: spx_var.h,v 1.3 1995/10/31 23:36:47 julian Exp $
*/
#ifndef _NETIPX_SPX_VAR_H_
#define _NETIPX_SPX_VAR_H_
struct spxstat {
long spxs_connattempt; /* connections initiated */
long spxs_accepts; /* connections accepted */
long spxs_connects; /* connections established */
long spxs_drops; /* connections dropped */
long spxs_conndrops; /* embryonic connections dropped */
long spxs_closed; /* conn. closed (includes drops) */
long spxs_segstimed; /* segs where we tried to get rtt */
long spxs_rttupdated; /* times we succeeded */
long spxs_delack; /* delayed acks sent */
long spxs_timeoutdrop; /* conn. dropped in rxmt timeout */
long spxs_rexmttimeo; /* retransmit timeouts */
long spxs_persisttimeo; /* persist timeouts */
long spxs_keeptimeo; /* keepalive timeouts */
long spxs_keepprobe; /* keepalive probes sent */
long spxs_keepdrops; /* connections dropped in keepalive */
long spxs_sndtotal; /* total packets sent */
long spxs_sndpack; /* data packets sent */
long spxs_sndbyte; /* data bytes sent */
long spxs_sndrexmitpack; /* data packets retransmitted */
long spxs_sndrexmitbyte; /* data bytes retransmitted */
long spxs_sndacks; /* ack-only packets sent */
long spxs_sndprobe; /* window probes sent */
long spxs_sndurg; /* packets sent with URG only */
long spxs_sndwinup; /* window update-only packets sent */
long spxs_sndctrl; /* control (SYN|FIN|RST) packets sent */
long spxs_sndvoid; /* couldn't find requested packet*/
long spxs_rcvtotal; /* total packets received */
long spxs_rcvpack; /* packets received in sequence */
long spxs_rcvbyte; /* bytes received in sequence */
long spxs_rcvbadsum; /* packets received with ccksum errs */
long spxs_rcvbadoff; /* packets received with bad offset */
long spxs_rcvshort; /* packets received too short */
long spxs_rcvduppack; /* duplicate-only packets received */
long spxs_rcvdupbyte; /* duplicate-only bytes received */
long spxs_rcvpartduppack; /* packets with some duplicate data */
long spxs_rcvpartdupbyte; /* dup. bytes in part-dup. packets */
long spxs_rcvoopack; /* out-of-order packets received */
long spxs_rcvoobyte; /* out-of-order bytes received */
long spxs_rcvpackafterwin; /* packets with data after window */
long spxs_rcvbyteafterwin; /* bytes rcvd after window */
long spxs_rcvafterclose; /* packets rcvd after "close" */
long spxs_rcvwinprobe; /* rcvd window probe packets */
long spxs_rcvdupack; /* rcvd duplicate acks */
long spxs_rcvacktoomuch; /* rcvd acks for unsent data */
long spxs_rcvackpack; /* rcvd ack packets */
long spxs_rcvackbyte; /* bytes acked by rcvd acks */
long spxs_rcvwinupd; /* rcvd window update packets */
};
struct spx_istat {
short hdrops;
short badsum;
short badlen;
short slotim;
short fastim;
short nonucn;
short noconn;
short notme;
short wrncon;
short bdreas;
short gonawy;
short notyet;
short lstdup;
struct spxstat newstats;
};
#ifdef KERNEL
extern struct spx_istat spx_istat;
extern u_short spx_iss;
/* Following was struct spxstat spxstat; */
#ifndef spxstat
#define spxstat spx_istat.newstats
#endif
#endif
#define SPX_ISSINCR 128
/*
* spx sequence numbers are 16 bit integers operated
* on with modular arithmetic. These macros can be
* used to compare such integers.
*/
#define SSEQ_LT(a,b) (((short)((a)-(b))) < 0)
#define SSEQ_LEQ(a,b) (((short)((a)-(b))) <= 0)
#define SSEQ_GT(a,b) (((short)((a)-(b))) > 0)
#define SSEQ_GEQ(a,b) (((short)((a)-(b))) >= 0)
#endif
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