xref: /xnu-10002.41.9/bsd/i386/_param.h (revision 699cd48037512bf4380799317ca44ca453c82f57)
1*699cd480SApple OSS Distributions /*
2*699cd480SApple OSS Distributions  * Copyright (c) 2008 Apple Computer, Inc. All rights reserved.
3*699cd480SApple OSS Distributions  *
4*699cd480SApple OSS Distributions  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
5*699cd480SApple OSS Distributions  *
6*699cd480SApple OSS Distributions  * This file contains Original Code and/or Modifications of Original Code
7*699cd480SApple OSS Distributions  * as defined in and that are subject to the Apple Public Source License
8*699cd480SApple OSS Distributions  * Version 2.0 (the 'License'). You may not use this file except in
9*699cd480SApple OSS Distributions  * compliance with the License. The rights granted to you under the License
10*699cd480SApple OSS Distributions  * may not be used to create, or enable the creation or redistribution of,
11*699cd480SApple OSS Distributions  * unlawful or unlicensed copies of an Apple operating system, or to
12*699cd480SApple OSS Distributions  * circumvent, violate, or enable the circumvention or violation of, any
13*699cd480SApple OSS Distributions  * terms of an Apple operating system software license agreement.
14*699cd480SApple OSS Distributions  *
15*699cd480SApple OSS Distributions  * Please obtain a copy of the License at
16*699cd480SApple OSS Distributions  * http://www.opensource.apple.com/apsl/ and read it before using this file.
17*699cd480SApple OSS Distributions  *
18*699cd480SApple OSS Distributions  * The Original Code and all software distributed under the License are
19*699cd480SApple OSS Distributions  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
20*699cd480SApple OSS Distributions  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
21*699cd480SApple OSS Distributions  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
22*699cd480SApple OSS Distributions  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
23*699cd480SApple OSS Distributions  * Please see the License for the specific language governing rights and
24*699cd480SApple OSS Distributions  * limitations under the License.
25*699cd480SApple OSS Distributions  *
26*699cd480SApple OSS Distributions  * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
27*699cd480SApple OSS Distributions  */
28*699cd480SApple OSS Distributions 
29*699cd480SApple OSS Distributions #ifndef _I386__PARAM_H_
30*699cd480SApple OSS Distributions #define _I386__PARAM_H_
31*699cd480SApple OSS Distributions 
32*699cd480SApple OSS Distributions #if defined (__i386__) || defined (__x86_64__)
33*699cd480SApple OSS Distributions 
34*699cd480SApple OSS Distributions #include <i386/_types.h>
35*699cd480SApple OSS Distributions 
36*699cd480SApple OSS Distributions /*
37*699cd480SApple OSS Distributions  * Round p (pointer or byte index) up to a correctly-aligned value for all
38*699cd480SApple OSS Distributions  * data types (int, long, ...).   The result is unsigned int and must be
39*699cd480SApple OSS Distributions  * cast to any desired pointer type.
40*699cd480SApple OSS Distributions  */
41*699cd480SApple OSS Distributions #define __DARWIN_ALIGNBYTES     (sizeof(__darwin_size_t) - 1)
42*699cd480SApple OSS Distributions #define __DARWIN_ALIGN(p)       ((__darwin_size_t)((__darwin_size_t)(p) + __DARWIN_ALIGNBYTES) &~ __DARWIN_ALIGNBYTES)
43*699cd480SApple OSS Distributions 
44*699cd480SApple OSS Distributions #define      __DARWIN_ALIGNBYTES32     (sizeof(__uint32_t) - 1)
45*699cd480SApple OSS Distributions #define       __DARWIN_ALIGN32(p)       ((__darwin_size_t)((__darwin_size_t)(p) + __DARWIN_ALIGNBYTES32) &~ __DARWIN_ALIGNBYTES32)
46*699cd480SApple OSS Distributions 
47*699cd480SApple OSS Distributions #endif /* defined (__i386__) || defined (__x86_64__) */
48*699cd480SApple OSS Distributions 
49*699cd480SApple OSS Distributions #endif /* _I386__PARAM_H_ */
50