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/* uuchk.c
   Display what we think the permissions of systems are.

   Copyright (C) 1991, 1992 Ian Lance Taylor

   This file is part of the Taylor UUCP package.

   This program is free software; you can redistribute it and/or
   modify it under the terms of the GNU General Public License as
   published by the Free Software Foundation; either version 2 of the
   License, or (at your option) any later version.

   This program is distributed in the hope that it will be useful, but
   WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software
   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.

   The author of the program may be contacted at [email protected] or
   c/o Infinity Development Systems, P.O. Box 520, Waltham, MA 02254.
   */

#include "uucp.h"

#if USE_RCS_ID
const char uuchk_rcsid[] = "$Id: uuchk.c,v 1.1.1.1 2019/05/29 04:56:35 root Exp $";
#endif

#include "getopt.h"

#include "uuconf.h"

/* Local functions.  */

static void ukusage P((void));
static void ukshow P((const struct uuconf_system *qsys,
		      pointer puuconf));
static int ikshow_port P((struct uuconf_port *qport, pointer pinfo));
static void ukshow_dialer P((struct uuconf_dialer *qdial));
static void ukshow_chat P((const struct uuconf_chat *qchat,
			   const char *zhdr));
static void ukshow_size P((struct uuconf_timespan *q, boolean fcall,
			   boolean flocal));
static void ukshow_proto_params P((struct uuconf_proto_param *pas,
				   int cindent));
static void ukshow_time P((const struct uuconf_timespan *));
static struct uuconf_timespan *qcompress_span P((struct uuconf_timespan *));
static void ukuuconf_error P((pointer puuconf, int iret));

/* Structure used to pass uuconf pointer into ikshow_port and also let
   it record whether any ports were found.  */
struct sinfo
{
  /* The uuconf global pointer.  */
  pointer puuconf;
  /* The system.  */
  const struct uuconf_system *qsys;
  /* Whether any ports were seen.  */
  boolean fgot;
};

/* Long getopt options.  */
static const struct option asKlongopts[] = { { NULL, 0, NULL, 0 } };

int
main (argc, argv)
     int argc;
     char **argv;
{
  int iopt;
  /* The configuration file name.  */
  const char *zconfig = NULL;
  int iret;
  pointer puuconf;
  char **pzsystems;

  while ((iopt = getopt_long (argc, argv, "I:x:", asKlongopts,
			      (int *) NULL)) != EOF)
    {
      switch (iopt)
	{
	case 'I':
	  /* Set the configuration file name.  */
	  zconfig = optarg;
	  break;

	case 'x':
	  /* Set the debugging level.  There is actually no debugging
	     information for this program.  */
	  break;

	case 0:
	  /* Long option found and flag set.  */
	  break;

	default:
	  ukusage ();
	  break;
	}
    }

  if (optind != argc)
    ukusage ();

  iret = uuconf_init (&puuconf, (const char *) NULL, zconfig);
  if (iret != UUCONF_SUCCESS)
    ukuuconf_error (puuconf, iret);

  iret = uuconf_system_names (puuconf, &pzsystems, FALSE);
  if (iret != UUCONF_SUCCESS)
    ukuuconf_error (puuconf, iret);

  while (*pzsystems != NULL)
    {
      struct uuconf_system ssys;

      iret = uuconf_system_info (puuconf, *pzsystems, &ssys);
      if (iret != UUCONF_SUCCESS)
	ukuuconf_error (puuconf, iret);
      else
	ukshow (&ssys, puuconf);
      (void) uuconf_system_free (puuconf, &ssys);
      ++pzsystems;
      if (*pzsystems != NULL)
	printf ("\n");
    }

  exit (EXIT_SUCCESS);

  /* Avoid errors about not returning a value.  */
  return 0;
}

/* Print a usage message and die.  */

static void
ukusage ()
{
  fprintf (stderr,
	   "Taylor UUCP version %s, copyright (C) 1991, 1992 Ian Lance Taylor\n",
	   VERSION);
  fprintf (stderr,
	   "Usage: uuchk [-I file]\n");
  fprintf (stderr,
	   " -I file: Set configuration file to use\n");
  exit (EXIT_FAILURE);
}

/* Dump out the information for a system.  */

static void
ukshow (qsys, puuconf)
     const struct uuconf_system *qsys;
     pointer puuconf;
{
  char **pz;
  int i;
  int iret;

  printf ("System: %s", qsys->uuconf_zname);
  if (qsys->uuconf_pzalias != NULL)
    {
      printf (" (");
      for (pz = qsys->uuconf_pzalias; *pz != NULL; pz++)
	{
	  printf ("%s", *pz);
	  if (pz[1] != NULL)
	    printf (" ");
	}
      printf (")");
    }
  printf ("\n");

  for (i = 0; qsys != NULL; qsys = qsys->uuconf_qalternate, i++)
    {
      boolean fcall, fcalled;
      struct uuconf_timespan *qtime, *qspan;

      if (i != 0 || qsys->uuconf_qalternate != NULL)
	{
	  printf ("Alternate %d", i);
	  if (qsys->uuconf_zalternate != NULL)
	    printf (" (%s)", qsys->uuconf_zalternate);
	  printf ("\n");
	}

      /* See if this alternate could be used when calling out.  */
      fcall = qsys->uuconf_fcall;
      if (qsys->uuconf_qtimegrade == NULL)
	fcall = FALSE;

      /* See if this alternate could be used when calling in.  */
      fcalled = qsys->uuconf_fcalled;

      if (! fcall && ! fcalled)
	{
	  printf (" This alternate is never used\n");
	  continue;
	}

      if (fcalled)
	{
	  if (qsys->uuconf_zcalled_login != NULL
	      && strcmp (qsys->uuconf_zcalled_login, "ANY") != 0)
	    {
	      if (i == 0 && qsys->uuconf_qalternate == NULL)
		printf (" Caller must log in as %s\n",
			qsys->uuconf_zcalled_login);
	      else
		printf (" When called using login name %s\n",
			qsys->uuconf_zcalled_login);
	    }
	  else
	    printf (" When called using any login name\n");

	  if (qsys->uuconf_zlocalname != NULL)
	    printf (" Will use %s as name of local system\n",
		    qsys->uuconf_zlocalname);
	}

      if (fcalled && qsys->uuconf_fcallback)
	{
	  printf (" If called, will call back\n");
	  fcalled = FALSE;
	}

      if (fcall)
	{
	  struct sinfo si;

	  if (i == 0 && qsys->uuconf_qalternate == NULL)
	    printf (" Call out");
	  else
	    printf (" This alternate applies when calling");
	  
	  if (qsys->uuconf_zport != NULL || qsys->uuconf_qport != NULL)
	    {
	      printf (" using ");
	      if (qsys->uuconf_zport != NULL)
		printf ("port %s", qsys->uuconf_zport);
	      else
		printf ("a specially defined port");
	      if (qsys->uuconf_ibaud != 0)
		{
		  printf (" at speed %ld", qsys->uuconf_ibaud);
		  if (qsys->uuconf_ihighbaud != 0)
		    printf (" to %ld", qsys->uuconf_ihighbaud);
		}
	      printf ("\n");
	    }
	  else if (qsys->uuconf_ibaud != 0)
	    {
	      printf (" at speed %ld", qsys->uuconf_ibaud);
	      if (qsys->uuconf_ihighbaud != 0)
		printf (" to %ld", qsys->uuconf_ihighbaud);
	      printf ("\n");
	    }
	  else
	    printf (" using any port\n");

	  si.puuconf = puuconf;
	  si.qsys = qsys;
	  si.fgot = FALSE;

	  if (qsys->uuconf_qport != NULL)
	    {
	      printf (" The port is defined as:\n");
	      (void) ikshow_port (qsys->uuconf_qport, (pointer) &si);
	    }
	  else
	    {
	      struct uuconf_port sdummy;

	      printf (" The possible ports are:\n");
	      iret = uuconf_find_port (puuconf, qsys->uuconf_zport,
				       qsys->uuconf_ibaud,
				       qsys->uuconf_ihighbaud,
				       ikshow_port, (pointer) &si,
				       &sdummy);
	      if (iret != UUCONF_NOT_FOUND)
		ukuuconf_error (puuconf, iret);
	      if (! si.fgot)
		printf (" *** There are no matching ports\n");
	    }

	  if (qsys->uuconf_zphone != NULL)
	    {
	      if ((qsys->uuconf_zport != NULL
		   && strcmp (qsys->uuconf_zport, "TCP") == 0)
		  || (qsys->uuconf_qport != NULL
		      && (qsys->uuconf_qport->uuconf_ttype
			  == UUCONF_PORTTYPE_TCP
			  || qsys->uuconf_qport->uuconf_ttype
			  == UUCONF_PORTTYPE_TLI)))
		printf (" Remote address %s\n", qsys->uuconf_zphone);
	      else
		printf (" Phone number %s\n", qsys->uuconf_zphone);
	    }

	  ukshow_chat (&qsys->uuconf_schat, " Chat");

	  if (qsys->uuconf_zcall_login != NULL
	      || qsys->uuconf_zcall_password != NULL)
	    {
	      char *zlogin, *zpass;

	      iret = uuconf_callout (puuconf, qsys, &zlogin, &zpass);
	      if (iret == UUCONF_NOT_FOUND)
		printf (" Can not determine login name or password\n");
	      else if (iret != UUCONF_SUCCESS)
		ukuuconf_error (puuconf, iret);
	      else
		{
		  if (zlogin != NULL)
		    {
		      printf (" Login name %s\n", zlogin);
		      free ((pointer) zlogin);
		    }
		  if (zpass != NULL)
		    {
		      printf (" Password %s\n", zpass);
		      free ((pointer) zpass);
		    }
		}
	    }

	  qtime = qcompress_span (qsys->uuconf_qtimegrade);

	  for (qspan = qtime; qspan != NULL; qspan = qspan->uuconf_qnext)
	    {
	      printf (" ");
	      ukshow_time (qspan);
	      printf (" may call if ");
	      if ((char) qspan->uuconf_ival == UUCONF_GRADE_LOW)
		printf ("any work");
	      else
		printf ("work grade %c or higher", (char) qspan->uuconf_ival);
	      if (qspan->uuconf_cretry != 0)
		printf (" (retry %d)", qspan->uuconf_cretry);
	      printf ("\n");
	    }

	  if (qsys->uuconf_qcalltimegrade != NULL)
	    {
	      boolean fprint, fother;

	      qtime = qcompress_span (qsys->uuconf_qcalltimegrade);
	      fprint = FALSE;
	      fother = FALSE;
	      if (qtime->uuconf_istart != 0)
		fother = TRUE;
	      for (qspan = qtime; qspan != NULL; qspan = qspan->uuconf_qnext)
		{
		  if ((char) qspan->uuconf_ival == UUCONF_GRADE_LOW)
		    {
		      fother = TRUE;
		      continue;
		    }
		  fprint = TRUE;
		  printf (" ");
		  ukshow_time (qspan);
		  printf (" may accept work grade %c or higher\n",
			  (char) qspan->uuconf_ival);
		  if (qspan->uuconf_qnext == NULL)
		    {
		      if (qspan->uuconf_iend != 7 * 24 * 60)
			fother = TRUE;
		    }
		  else
		    {
		      if (qspan->uuconf_iend
			  != qspan->uuconf_qnext->uuconf_istart)
			fother = TRUE;
		    }
		}
	      if (fprint && fother)
		printf (" (At other times may accept any work)\n");
	    }
	}

      if (qsys->uuconf_fsequence)
	printf (" Sequence numbers are used\n");

      if (fcalled)
	ukshow_chat (&qsys->uuconf_scalled_chat, " When called, chat");

      if (qsys->uuconf_zdebug != NULL)
	printf (" Debugging level %s\n", qsys->uuconf_zdebug);
      if (qsys->uuconf_zmax_remote_debug != NULL)
	printf (" Max remote debugging level %s\n",
		qsys->uuconf_zmax_remote_debug);

      if (fcall)
	{
	  ukshow_size (qsys->uuconf_qcall_local_size, TRUE, TRUE);
	  ukshow_size (qsys->uuconf_qcall_remote_size, TRUE, FALSE);
	}
      if (fcalled)
	{
	  ukshow_size (qsys->uuconf_qcalled_local_size, FALSE, TRUE);
	  ukshow_size (qsys->uuconf_qcalled_remote_size, FALSE, TRUE);
	}

      if (fcall)
	printf (" May %smake local requests when calling\n",
		qsys->uuconf_fcall_transfer ? "" : "not ");

      if (fcalled)
	printf (" May %smake local requests when called\n",
		qsys->uuconf_fcalled_transfer ? "" : "not ");

      if (qsys->uuconf_fcall_transfer || qsys->uuconf_fcalled_transfer)
	{
	  printf (" May send by local request:");
	  for (pz = qsys->uuconf_pzlocal_send; *pz != NULL; pz++)
	    printf (" %s", *pz);
	  printf ("\n");
	}
      if (! qsys->uuconf_fsend_request)
	printf (" May not send files by remote request\n");
      else
	{
	  printf (" May send by remote request:");
	  for (pz = qsys->uuconf_pzremote_send; *pz != NULL; pz++)
	    printf (" %s", *pz);
	  printf ("\n");
	}
      if (qsys->uuconf_fcall_transfer || qsys->uuconf_fcalled_transfer)
	{
	  printf (" May accept by local request:");
	  for (pz = qsys->uuconf_pzlocal_receive; *pz != NULL; pz++)
	    printf (" %s", *pz);
	  printf ("\n");
	}
      if (! qsys->uuconf_frec_request)
	printf (" May not receive files by remote request\n");
      else
	{
	  printf (" May receive by remote request:");
	  for (pz = qsys->uuconf_pzremote_receive; *pz != NULL; pz++)
	    printf (" %s", *pz);
	  printf ("\n");
	}

      printf (" May execute");
      for (pz = qsys->uuconf_pzcmds; *pz != NULL; pz++)
	printf (" %s", *pz);
      printf ("\n");

      printf (" Execution path");
      for (pz = qsys->uuconf_pzpath; *pz != NULL; pz++)
	printf (" %s" , *pz);
      printf ("\n");

      if (qsys->uuconf_cfree_space != 0)
	printf (" Will leave %ld bytes available\n", qsys->uuconf_cfree_space);

      if (qsys->uuconf_zpubdir != NULL)
	printf (" Public directory is %s\n", qsys->uuconf_zpubdir);

      if (qsys->uuconf_pzforward_from != NULL)
	{
	  printf (" May forward from");
	  for (pz = qsys->uuconf_pzforward_from; *pz != NULL; pz++)
	    printf (" %s", *pz);
	  printf ("\n");
	}
	  
      if (qsys->uuconf_pzforward_to != NULL)
	{
	  printf (" May forward to");
	  for (pz = qsys->uuconf_pzforward_to; *pz != NULL; pz++)
	    printf (" %s", *pz);
	  printf ("\n");
	}
	  
      if (qsys->uuconf_zprotocols != NULL)
	printf (" Will use protocols %s\n", qsys->uuconf_zprotocols);
      else
	printf (" Will use any known protocol\n");

      if (qsys->uuconf_qproto_params != NULL)
	ukshow_proto_params (qsys->uuconf_qproto_params, 1);
    }
}

/* Show information about a port.  */

/*ARGSUSED*/
static int
ikshow_port (qport, pinfo)
     struct uuconf_port *qport;
     pointer pinfo;
{
  struct sinfo *qi = (struct sinfo *) pinfo;
  char **pz;
  struct uuconf_modem_port *qmodem;
  struct uuconf_tli_port *qtli;

  qi->fgot = TRUE;

  printf ("  Port name %s\n", qport->uuconf_zname);
  switch (qport->uuconf_ttype)
    {
    case UUCONF_PORTTYPE_STDIN:
      printf ("   Port type stdin\n");
      break;
    case UUCONF_PORTTYPE_DIRECT:
      printf ("   Port type direct\n");
      if (qport->uuconf_u.uuconf_sdirect.uuconf_zdevice != NULL)
	printf ("   Device %s\n",
		qport->uuconf_u.uuconf_sdirect.uuconf_zdevice);
      printf ("   Speed %ld\n", qport->uuconf_u.uuconf_sdirect.uuconf_ibaud);
      break;
    case UUCONF_PORTTYPE_MODEM:
      qmodem = &qport->uuconf_u.uuconf_smodem;
      printf ("   Port type modem\n");
      if (qmodem->uuconf_zdevice != NULL)
	printf ("   Device %s\n", qmodem->uuconf_zdevice);
      if (qmodem->uuconf_zdial_device != NULL)
	printf ("   Dial device %s\n", qmodem->uuconf_zdial_device);
      printf ("   Speed %ld\n", qmodem->uuconf_ibaud);
      if (qmodem->uuconf_ilowbaud != qmodem->uuconf_ihighbaud)
	printf ("   Speed range %ld to %ld\n", qmodem->uuconf_ilowbaud,
		qmodem->uuconf_ihighbaud);
      printf ("   Carrier %savailable\n",
	      qmodem->uuconf_fcarrier ? "" : "not ");
      if (qmodem->uuconf_qdialer != NULL)
	{
	  printf ("   Specially defined dialer\n");
	  ukshow_dialer (qmodem->uuconf_qdialer);
	}
      else if (qmodem->uuconf_pzdialer != NULL
	       && qmodem->uuconf_pzdialer[0] != NULL)
	{
	  struct uuconf_dialer sdial;
	  int iret;

	  /* This might be a single dialer name, or it might be a
	     sequence of dialer/token pairs.  */

	  if (qmodem->uuconf_pzdialer[1] == NULL
	      || qmodem->uuconf_pzdialer[2] == NULL)
	    {
	      iret = uuconf_dialer_info (qi->puuconf,
					 qmodem->uuconf_pzdialer[0],
					 &sdial);
	      if (iret == UUCONF_NOT_FOUND)
		printf ("   *** No dialer %s\n", qmodem->uuconf_pzdialer[0]);
	      else if (iret != UUCONF_SUCCESS)
		ukuuconf_error (qi->puuconf, iret);
	      else
		{
		  printf ("   Dialer %s\n", qmodem->uuconf_pzdialer[0]);
		  ukshow_dialer (&sdial);
		  if (qmodem->uuconf_pzdialer[1] != NULL)
		    printf ("   Token %s\n", qmodem->uuconf_pzdialer[1]);
		}
	    }
	  else
	    {
	      pz = qmodem->uuconf_pzdialer;
	      while (*pz != NULL)
		{
		  iret = uuconf_dialer_info (qi->puuconf, *pz, &sdial);
		  if (iret == UUCONF_NOT_FOUND)
		    printf ("   *** No dialer %s\n", *pz);
		  else if (iret != UUCONF_SUCCESS)
		    ukuuconf_error (qi->puuconf, iret);
		  else
		    {
		      printf ("   Dialer %s\n", *pz);
		      ukshow_dialer (&sdial);
		    }

		  ++pz;
		  if (*pz != NULL)
		    {
		      printf ("   Token %s\n", *pz);
		      ++pz;
		    }
		}
	    }
	}
      else
	printf ("   *** No dialer information\n");
      break;
    case UUCONF_PORTTYPE_TCP:
      printf ("   Port type tcp\n");
      printf ("   TCP service %s\n",
	      qport->uuconf_u.uuconf_stcp.uuconf_zport);
      break;
    case UUCONF_PORTTYPE_TLI:
      qtli = &qport->uuconf_u.uuconf_stli;
      printf ("   Port type TLI%s\n",
	      qtli->uuconf_fstream ? "S" : "");
      if (qtli->uuconf_zdevice != NULL)
	printf ("   Device %s\n", qtli->uuconf_zdevice);
      if (qtli->uuconf_pzpush != NULL)
	{
	  printf ("   Push");
	  for (pz = qtli->uuconf_pzpush; *pz != NULL; pz++)
	    printf (" %s", *pz);
	  printf ("\n");
	}
      if (qtli->uuconf_pzdialer != NULL
	  && qtli->uuconf_pzdialer[0] != NULL)
	{
	  printf ("   Dialer sequence");
	  for (pz = qtli->uuconf_pzdialer; *pz != NULL; pz++)
	    printf (" %s", *pz);
	  printf ("\n");
	}
      if (qtli->uuconf_zservaddr != NULL)
	printf ("   Server address %s\n", qtli->uuconf_zservaddr);
      break;
    default:
      fprintf (stderr, "   CAN'T HAPPEN\n");
      break;
    }

  if (qport->uuconf_zprotocols != NULL)
    printf ("   Will use protocols %s\n", qport->uuconf_zprotocols);

  if (qport->uuconf_zlockname != NULL)
    printf ("   Will use lockname %s\n", qport->uuconf_zlockname);

  if (qport->uuconf_qproto_params != NULL)
    ukshow_proto_params (qport->uuconf_qproto_params, 3);

  /* Return NOT_FOUND to force find_port to continue searching.  */
  return UUCONF_NOT_FOUND;
}

/* Show information about a dialer.  */

static void
ukshow_dialer (q)
     struct uuconf_dialer *q;
{
  ukshow_chat (&q->uuconf_schat, "    Chat");
  printf ("    Wait for dialtone %s\n", q->uuconf_zdialtone);
  printf ("    Pause while dialing %s\n", q->uuconf_zpause);
  printf ("    Carrier %savailable\n", q->uuconf_fcarrier ? "" : "not ");
  if (q->uuconf_fcarrier)
    printf ("    Wait %d seconds for carrier\n", q->uuconf_ccarrier_wait);
  if (q->uuconf_fdtr_toggle)
    {
      printf ("    Toggle DTR");
      if (q->uuconf_fdtr_toggle_wait)
	printf (" and wait");
      printf ("\n");
    }
  ukshow_chat (&q->uuconf_scomplete, "    When complete chat");
  ukshow_chat (&q->uuconf_sabort, "    When aborting chat");
  if (q->uuconf_qproto_params != NULL)
    ukshow_proto_params (q->uuconf_qproto_params, 4);
}

/* Show a chat script.  */

static void
ukshow_chat (qchat, zhdr)
     const struct uuconf_chat *qchat;
     const char *zhdr;
{
  char **pz;

  if (qchat->uuconf_pzprogram != NULL)
    {
      printf ("%s program", zhdr);
      for (pz = qchat->uuconf_pzprogram; *pz != NULL; pz++)
	printf (" %s", *pz);
      printf ("\n");
    }

  if (qchat->uuconf_pzchat != NULL)
    {

      printf ("%s script", zhdr);
      for (pz = qchat->uuconf_pzchat; *pz != NULL; pz++)
	{
	  if ((*pz)[0] != '-' || pz == qchat->uuconf_pzchat)
	    printf (" ");
	  printf ("%s", *pz);
	}
      printf ("\n");
      printf ("%s script timeout %d\n", zhdr, qchat->uuconf_ctimeout);
      if (qchat->uuconf_pzfail != NULL)
	{
	  printf ("%s failure strings", zhdr);
	  for (pz = qchat->uuconf_pzfail; *pz != NULL; pz++)
	    printf (" %s", *pz);
	  printf ("\n");
	}
      if (qchat->uuconf_fstrip)
	printf ("%s script incoming bytes stripped to seven bits\n", zhdr);
    }
}

/* Show a size/time restriction.  */

static void
ukshow_size (qspan, fcall, flocal)
     struct uuconf_timespan *qspan;
     boolean fcall;
     boolean flocal;
{
  struct uuconf_timespan *q;
  boolean fother;

  qspan = qcompress_span (qspan);
  if (qspan == NULL)
    return;

  printf (" If call%s the following applies to a %s request:\n",
	  fcall ? "ing" : "ed", flocal ? "local" : "remote");

  fother = FALSE;
  if (qspan->uuconf_istart >= 60)
    fother = TRUE;

  for (q = qspan; q != NULL; q = q->uuconf_qnext)
    {
      printf ("  ");
      ukshow_time (q);
      printf (" may transfer files %ld bytes or smaller\n", q->uuconf_ival);
      if (q->uuconf_qnext == NULL)
	{
	  if (q->uuconf_iend <= 6 * 24 * 60 + 23 * 60)
	    fother = TRUE;
	}
      else
	{
	  if (q->uuconf_iend + 60 <= q->uuconf_qnext->uuconf_istart)
	    fother = TRUE;
	}
    }

  if (fother)
    printf ("  (At other times may send files of any size)\n");
}

/* Show protocol parameters.  */

static void
ukshow_proto_params (pas, cindent)
     struct uuconf_proto_param *pas;
     int cindent;
{
  struct uuconf_proto_param *q;

  for (q = pas; q->uuconf_bproto != '\0'; q++)
    {
      int i;
      struct uuconf_proto_param_entry *qe;

      for (i = 0; i < cindent; i++)
	printf (" ");
      printf ("For protocol %c will use the following parameters\n",
	      q->uuconf_bproto);
      for (qe = q->uuconf_qentries; qe->uuconf_cargs > 0; qe++)
	{
	  int ia;

	  for (i = 0; i < cindent; i++)
	    printf (" ");
	  for (ia = 0; ia < qe->uuconf_cargs; ia++)
	    printf (" %s", qe->uuconf_pzargs[ia]);
	  printf ("\n");
	}
    }
}

/* Display a time span.  */

static void
ukshow_time (q)
     const struct uuconf_timespan *q;
{
  int idaystart, idayend;
  int ihourstart, ihourend;
  int iminutestart, iminuteend;
  const char * const zdays = "Sun\0Mon\0Tue\0Wed\0Thu\0Fri\0Sat\0Sun";

  if (q->uuconf_istart == 0 && q->uuconf_iend == 7 * 24 * 60)
    {
      printf ("At any time");
      return;
    }

  idaystart = q->uuconf_istart / (24 * 60);
  ihourstart = (q->uuconf_istart % (24 * 60)) / 60;
  iminutestart = q->uuconf_istart % 60;
  idayend = q->uuconf_iend / (24 * 60);
  ihourend = (q->uuconf_iend % (24 * 60)) / 60;
  iminuteend = q->uuconf_iend % 60;

  if (idaystart == idayend)
    printf ("%s from %02d:%02d to %02d:%02d", zdays + idaystart * 4,
	    ihourstart, iminutestart, ihourend, iminuteend);
  else
    printf ("From %s %02d:%02d to %s %02d:%02d",
	    zdays + idaystart * 4, ihourstart, iminutestart,
	    zdays + idayend * 4, ihourend, iminuteend);
}

/* Compress a time span by merging any two adjacent spans with
   identical values.  This isn't necessary for uucico, but it looks
   nicer when printed out.  */

static struct uuconf_timespan *
qcompress_span (qlist)
     struct uuconf_timespan *qlist;
{
  struct uuconf_timespan **pq;

  pq = &qlist;
  while (*pq != NULL)
    {
      if ((*pq)->uuconf_qnext != NULL
	  && (*pq)->uuconf_iend == (*pq)->uuconf_qnext->uuconf_istart
	  && (*pq)->uuconf_ival == (*pq)->uuconf_qnext->uuconf_ival)
	{
	  struct uuconf_timespan *qnext;

	  qnext = (*pq)->uuconf_qnext;
	  (*pq)->uuconf_qnext = qnext->uuconf_qnext;
	  (*pq)->uuconf_iend = qnext->uuconf_iend;
	}
      else
	pq = &(*pq)->uuconf_qnext;
    }

  return qlist;
}

/* Display a uuconf error and exit.  */

static void
ukuuconf_error (puuconf, iret)
     pointer puuconf;
     int iret;
{
  char ab[512];

  (void) uuconf_error_string (puuconf, iret, ab, sizeof ab);
  if ((iret & UUCONF_ERROR_FILENAME) == 0)
    fprintf (stderr, "uuchk: %s\n", ab);
  else
    fprintf (stderr, "uuchk:%s\n", ab);
  exit (EXIT_FAILURE);
}

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