1/*
 2 * Copyright (c) 2007, 2008 Apple Inc. All rights reserved.
 3 *
 4 * @APPLE_LICENSE_HEADER_START@
 5 *
 6 * This file contains Original Code and/or Modifications of Original Code
 7 * as defined in and that are subject to the Apple Public Source License
 8 * Version 2.0 (the 'License'). You may not use this file except in
 9 * compliance with the License. Please obtain a copy of the License at
10 * http://www.opensource.apple.com/apsl/ and read it before using this
11 * file.
12 *
13 * The Original Code and all software distributed under the License are
14 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
15 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
16 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
18 * Please see the License for the specific language governing rights and
19 * limitations under the License.
20 *
21 * @APPLE_LICENSE_HEADER_END@
22 */
23
24#ifndef _SECURE__COMMON_H_
25#define _SECURE__COMMON_H_
26
27#include <_types.h>
28
29#undef _USE_FORTIFY_LEVEL
30#if defined(_FORTIFY_SOURCE) && _FORTIFY_SOURCE > 0
31#  if _FORTIFY_SOURCE > 1
32#    define _USE_FORTIFY_LEVEL 2
33#  else
34#    define _USE_FORTIFY_LEVEL 1
35#  endif
36#else
37#  define _USE_FORTIFY_LEVEL 0
38#endif
39
40#define __darwin_obsz0(object) __builtin_object_size (object, 0)
41#define __darwin_obsz(object) __builtin_object_size (object, _USE_FORTIFY_LEVEL > 1 ? 1 : 0)
42#define __darwin_pass_obsz0 __attribute__((__pass_object_size__(0)))
43#define __darwin_pass_obsz __attribute__((__pass_object_size__(_USE_FORTIFY_LEVEL > 1 ? 1 : 0)))
44
45#endif