/* Assorted BFD support routines, only used internally.
Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
- 2000, 2001, 2002, 2003, 2004, 2005, 2007
+ 2000, 2001, 2002, 2003, 2004, 2005, 2007, 2008
Free Software Foundation, Inc.
Written by Cygnus Support.
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
+ the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
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., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */
+ Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
+ MA 02110-1301, USA. */
-#include "bfd.h"
#include "sysdep.h"
+#include "bfd.h"
#include "libbfd.h"
#ifndef HAVE_GETPAGESIZE
return ret;
}
+/* Reallocate memory using realloc.
+ If this fails the pointer is freed before returning. */
+
+void *
+bfd_realloc_or_free (void *ptr, bfd_size_type size)
+{
+ size_t amount = (size_t) size;
+ void *ret;
+
+ if (size != amount)
+ ret = NULL;
+ else if (ptr == NULL)
+ ret = malloc (amount);
+ else
+ ret = realloc (ptr, amount);
+
+ if (ret == NULL)
+ {
+ if (amount > 0)
+ bfd_set_error (bfd_error_no_memory);
+
+ if (ptr != NULL)
+ free (ptr);
+ }
+
+ return ret;
+}
+
/* Allocate memory using malloc and clear it. */
void *
return TRUE;
sz = section->rawsize ? section->rawsize : section->size;
- if (offset + count > sz)
+ if (offset + count < count
+ || offset + count > sz)
{
bfd_set_error (bfd_error_invalid_operation);
return FALSE;