[unix-history] / usr / src / sys / netccitt / pk_debug.c

/*
* Copyright (c) University of British Columbia, 1984
* Copyright (c) 1990 The Regents of the University of California.
* All rights reserved.
*
* This code is derived from software contributed to Berkeley by
* the Laboratory for Computation Vision and the Computer Science Department
* of the University of British Columbia.
*
* %sccs.include.redist.c%
*
*      @(#)pk_debug.c  7.3 (Berkeley) %G%
*/

#include "param.h"
#include "systm.h"
#include "mbuf.h"
#include "socket.h"
#include "protosw.h"
#include "socketvar.h"
#include "errno.h"

#include "../net/if.h"

#include "x25.h"
#include "pk.h"
#include "pk_var.h"

char    *pk_state[] = {
       "Listen",       "Ready",        "Received-Call",
       "Sent-Call",    "Data-Transfer","Received-Clear",
       "Sent-Clear",
};

char   *pk_name[] = {
       "Call",         "Call-Conf",    "Clear",
       "Clear-Conf",   "Data",         "Intr",         "Intr-Conf",
       "Rr",           "Rnr",          "Reset",        "Reset-Conf",
       "Restart",      "Restart-Conf", "Invalid"
};

pk_trace (xcp, xp, dir)
struct x25config *xcp;
struct x25_packet *xp;
char *dir;
{
       register char *s;
       register struct mbuf *m;
       register int i, len = 0, cnt = 0;

       if (xcp -> xc_ptrace == 0)
               return;

       i = pk_decode (xp) / MAXSTATES;
       for (m = dtom (xp); m; m = m -> m_next) {
               len = len + m -> m_len;
               ++cnt;
       }
       printf ("LCN=%d %s:     %s      #=%d, len=%d ",
               xp -> logical_channel_number, dir, pk_name[i], cnt, len);
       for (s = (char *) xp, i = 0; i < 5; ++i, ++s)
               printf ("%x ", (int) * s & 0xff);
       printf ("\n");
}