sim/common/hw-device.c

   1 /* The common simulator framework for GDB, the GNU Debugger.
   2
   3    Copyright 2002-2018 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 /* Address methods */
  31
  32 const hw_unit *
  33 hw_unit_address (struct hw *me)
  34 {
  35   return &me->unit_address_of_hw;
  36 }
  37
  38
  39 /* IOCTL: */
  40
  41 int
  42 hw_ioctl (struct hw *me,
  43           hw_ioctl_request request,
  44           ...)
  45 {
  46   int status;
  47   va_list ap;
  48   va_start (ap, request);
  49   status = me->to_ioctl (me, request, ap);
  50   va_end (ap);
  51   return status;
  52 }
  53
  54 char *
  55 hw_strdup (struct hw *me, const char *str)
  56 {
  57   if (str != NULL)
  58     {
  59       char *dup = hw_zalloc (me, strlen (str) + 1);
  60       strcpy (dup, str);
  61       return dup;
  62     }
  63   else
  64     {
  65       return NULL;
  66     }
  67 }