sim/common/hw-device.c

   1 /* The common simulator framework for GDB, the GNU Debugger.
   2
   3    Copyright 2002-2020 Free Software Foundation, Inc.
   4
   5    Contributed by Andrew Cagney and Red Hat.
   6
   7    This file is part of GDB.
   8
   9    This program is free software; you can redistribute it and/or modify
  10    it under the terms of the GNU General Public License as published by
  11    the Free Software Foundation; either version 3 of the License, or
  12    (at your option) any later version.
  13
  14    This program is distributed in the hope that it will be useful,
  15    but WITHOUT ANY WARRANTY; without even the implied warranty of
  16    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17    GNU General Public License for more details.
  18
  19    You should have received a copy of the GNU General Public License
  20    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
  21
  22
  23 #include "hw-main.h"
  24 #include "hw-base.h"
  25
  26 #if HAVE_STDLIB_H
  27 #include <stdlib.h>
  28 #endif
  29
  30 #if HAVE_STRING_H
  31 #include <string.h>
  32 #endif
  33
  34 /* Address methods */
  35
  36 const hw_unit *
  37 hw_unit_address (struct hw *me)
  38 {
  39   return &me->unit_address_of_hw;
  40 }
  41
  42
  43 /* IOCTL: */
  44
  45 int
  46 hw_ioctl (struct hw *me,
  47           hw_ioctl_request request,
  48           ...)
  49 {
  50   int status;
  51   va_list ap;
  52   va_start (ap, request);
  53   status = me->to_ioctl (me, request, ap);
  54   va_end (ap);
  55   return status;
  56 }
  57
  58 char *
  59 hw_strdup (struct hw *me, const char *str)
  60 {
  61   if (str != NULL)
  62     {
  63       char *dup = hw_zalloc (me, strlen (str) + 1);
  64       strcpy (dup, str);
  65       return dup;
  66     }
  67   else
  68     {
  69       return NULL;
  70     }
  71 }