gnu/libexec/uucp/libuuconf/reliab.c

/* reliab.c
   Subroutines to handle reliability commands for ports and dialers.

   Copyright (C) 1992 Ian Lance Taylor

   This file is part of the Taylor UUCP uuconf library.

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

   This library 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
   Library General Public License for more details.

   You should have received a copy of the GNU Library General Public
   License along with this library; 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 ian@airs.com or
   c/o Infinity Development Systems, P.O. Box 520, Waltham, MA 02254.
   */

#include "uucnfi.h"

#if USE_RCS_ID
const char _uuconf_reliab_rcsid[] = "$Id: reliab.c,v 1.1 1993/08/04 19:34:58 jtc Exp $";
#endif
\f
/* Handle the "seven-bit" command for a port or a dialer.  The pvar
   argument points to an integer which should be set to hold
   reliability information.  */

/*ARGSUSED*/
int
_uuconf_iseven_bit (pglobal,argc, argv, pvar, pinfo)
     pointer pglobal;
     int argc;
     char **argv;
     pointer pvar;
     pointer pinfo;
{
  struct sglobal *qglobal = (struct sglobal *) pglobal;
  int *pi = (int *) pvar;
  int fval;
  int iret;

  iret = _uuconf_iboolean (qglobal, argv[1], &fval);
  if ((iret &~ UUCONF_CMDTABRET_KEEP) != UUCONF_SUCCESS)
    return iret;

  *pi |= UUCONF_RELIABLE_SPECIFIED;
  if (fval)
    *pi &=~ UUCONF_RELIABLE_EIGHT;
  else
    *pi |= UUCONF_RELIABLE_EIGHT;

  return iret;
}

/* Handle the "reliable" command for a port or a dialer.  The pvar
   argument points to an integer which should be set to hold
   reliability information.  */

/*ARGSUSED*/
int
_uuconf_ireliable (pglobal, argc, argv, pvar, pinfo)
     pointer pglobal;
     int argc;
     char **argv;
     pointer pvar;
     pointer pinfo;
{
  struct sglobal *qglobal = (struct sglobal *) pglobal;
  int *pi = (int *) pvar;
  int fval;
  int iret;

  iret = _uuconf_iboolean (qglobal, argv[1], &fval);
  if ((iret &~ UUCONF_CMDTABRET_KEEP) != UUCONF_SUCCESS)
    return iret;

  *pi |= UUCONF_RELIABLE_SPECIFIED;
  if (fval)
    *pi |= UUCONF_RELIABLE_RELIABLE;
  else
    *pi &=~ UUCONF_RELIABLE_RELIABLE;

  return iret;
}

/* Handle the "half-duplex" command for a port or a dialer.  The pvar
   argument points to an integer which should be set to hold
   reliability information.  */

/*ARGSUSED*/
int
_uuconf_ihalf_duplex (pglobal, argc, argv, pvar, pinfo)
     pointer pglobal;
     int argc;
     char **argv;
     pointer pvar;
     pointer pinfo;
{
  struct sglobal *qglobal = (struct sglobal *) pglobal;
  int *pi = (int *) pvar;
  int fval;
  int iret;

  iret = _uuconf_iboolean (qglobal, argv[1], &fval);
  if ((iret &~ UUCONF_CMDTABRET_KEEP) != UUCONF_SUCCESS)
    return iret;

  *pi |= UUCONF_RELIABLE_SPECIFIED;
  if (fval)
    *pi &=~ UUCONF_RELIABLE_FULLDUPLEX;
  else
    *pi |= UUCONF_RELIABLE_FULLDUPLEX;

  return iret;
}