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/*-
* 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.
* 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.
*
* Copyright (c) 1995, Mike Mitchell
*
* 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_debug.c
*/
#include <sys/cdefs.h>
__FBSDID("$FreeBSD: release/9.1.0/sys/netipx/spx_debug.c 193892 2009-06-10 09:28:50Z bz $");
#include "opt_inet.h"
#include "opt_tcpdebug.h"
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/protosw.h>
#define TCPSTATES /* for logging */
#include <netinet/in_systm.h>
#include <netinet/tcp_fsm.h>
#include <netipx/ipx.h>
#include <netipx/ipx_var.h>
#include <netipx/spx.h>
#define SPXTIMERS
#include <netipx/spx_timer.h>
#define SANAMES
#include <netipx/spx_debug.h>
#ifdef INET
#ifdef TCPDEBUG
static int spxconsdebug = 0;
static struct spx_debug spx_debug[SPX_NDEBUG];
static int spx_debx;
#endif
#endif
/*
* spx debug routines
*/
void
spx_trace(short act, u_char ostate, struct spxpcb *sp, struct spx *si,
int req)
{
#ifdef INET
#ifdef TCPDEBUG
u_short seq, ack, len, alo;
int flags;
struct spx_debug *sd = &spx_debug[spx_debx++];
if (spx_debx == SPX_NDEBUG)
spx_debx = 0;
sd->sd_time = iptime();
sd->sd_act = act;
sd->sd_ostate = ostate;
sd->sd_cb = (caddr_t)sp;
if (sp != NULL)
sd->sd_sp = *sp;
else
bzero((caddr_t)&sd->sd_sp, sizeof(*sp));
if (si != NULL)
sd->sd_si = *si;
else
bzero((caddr_t)&sd->sd_si, sizeof(*si));
sd->sd_req = req;
if (spxconsdebug == 0)
return;
if (ostate >= TCP_NSTATES)
ostate = 0;
if (act >= SA_DROP)
act = SA_DROP;
if (sp != NULL)
printf("%p %s:", (void *)sp, tcpstates[ostate]);
else
printf("???????? ");
printf("%s ", spxnames[act]);
switch (act) {
case SA_RESPOND:
case SA_INPUT:
case SA_OUTPUT:
case SA_DROP:
if (si == NULL)
break;
seq = si->si_seq;
ack = si->si_ack;
alo = si->si_alo;
len = si->si_len;
if (act == SA_OUTPUT) {
seq = ntohs(seq);
ack = ntohs(ack);
alo = ntohs(alo);
len = ntohs(len);
}
#ifndef lint
#define p1(f) { printf("%s = %x, ", "f", f); }
p1(seq); p1(ack); p1(alo); p1(len);
#endif
flags = si->si_cc;
if (flags) {
char *cp = "<";
#ifndef lint
#define pf(f) { if (flags & SPX_ ## f) { printf("%s%s", cp, "f"); cp = ","; } }
pf(SP); pf(SA); pf(OB); pf(EM);
#else
cp = cp;
#endif
printf(">");
}
#ifndef lint
#define p2(f) { printf("%s = %x, ", "f", si->si_ ## f); }
p2(sid);p2(did);p2(dt);p2(pt);
#endif
ipx_printhost(&si->si_sna);
ipx_printhost(&si->si_dna);
if (act == SA_RESPOND) {
printf("ipx_len = %x, ",
((struct ipx *)si)->ipx_len);
}
break;
case SA_USER:
printf("%s", prurequests[req&0xff]);
if ((req & 0xff) == PRU_SLOWTIMO)
printf("<%s>", spxtimers[req>>8]);
break;
}
if (sp)
printf(" -> %s", tcpstates[sp->s_state]);
/* print out internal state of sp !?! */
printf("\n");
if (sp == 0)
return;
#ifndef lint
#define p3(f) { printf("%s = %x, ", "f", sp->s_ ## f); }
printf("\t"); p3(rack);p3(ralo);p3(smax);p3(flags); printf("\n");
#endif
#endif
#endif
}