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/*  This file is part of the program psim.

    Copyright (C) 1994-1998, Andrew Cagney <cagney@highland.com.au>

    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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.

    */

#include "hw-main.h"

#include "hw-base.h"

#if HAVE_STDLIB_H

#include <stdlib.h>

#endif

/* Address methods */

const hw_unit *

hw_unit_address (struct hw *me)

{

  return &me->unit_address_of_hw;

}

/* IOCTL: */

int

hw_ioctl (struct hw *me,

          hw_ioctl_request request,

          ...)

{

  int status;

  va_list ap;

  va_start(ap, request);

  status = me->to_ioctl (me, request, ap);

  va_end(ap);

  return status;

}

char *

hw_strdup (struct hw *me, const char *str)

{

  if (str != NULL)

    {

      char *dup = hw_zalloc (me, strlen (str) + 1);

      strcpy (dup, str);

      return dup;

    }

  else

    {

      return NULL;

    }

}