xref: /xnu-11215.81.4/bsd/i386/_param.h (revision d4514f0bc1d3f944c22d92e68b646ac3fb40d452)
1*d4514f0bSApple OSS Distributions /*
2*d4514f0bSApple OSS Distributions  * Copyright (c) 2008 Apple Computer, Inc. All rights reserved.
3*d4514f0bSApple OSS Distributions  *
4*d4514f0bSApple OSS Distributions  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
5*d4514f0bSApple OSS Distributions  *
6*d4514f0bSApple OSS Distributions  * This file contains Original Code and/or Modifications of Original Code
7*d4514f0bSApple OSS Distributions  * as defined in and that are subject to the Apple Public Source License
8*d4514f0bSApple OSS Distributions  * Version 2.0 (the 'License'). You may not use this file except in
9*d4514f0bSApple OSS Distributions  * compliance with the License. The rights granted to you under the License
10*d4514f0bSApple OSS Distributions  * may not be used to create, or enable the creation or redistribution of,
11*d4514f0bSApple OSS Distributions  * unlawful or unlicensed copies of an Apple operating system, or to
12*d4514f0bSApple OSS Distributions  * circumvent, violate, or enable the circumvention or violation of, any
13*d4514f0bSApple OSS Distributions  * terms of an Apple operating system software license agreement.
14*d4514f0bSApple OSS Distributions  *
15*d4514f0bSApple OSS Distributions  * Please obtain a copy of the License at
16*d4514f0bSApple OSS Distributions  * http://www.opensource.apple.com/apsl/ and read it before using this file.
17*d4514f0bSApple OSS Distributions  *
18*d4514f0bSApple OSS Distributions  * The Original Code and all software distributed under the License are
19*d4514f0bSApple OSS Distributions  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
20*d4514f0bSApple OSS Distributions  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
21*d4514f0bSApple OSS Distributions  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
22*d4514f0bSApple OSS Distributions  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
23*d4514f0bSApple OSS Distributions  * Please see the License for the specific language governing rights and
24*d4514f0bSApple OSS Distributions  * limitations under the License.
25*d4514f0bSApple OSS Distributions  *
26*d4514f0bSApple OSS Distributions  * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
27*d4514f0bSApple OSS Distributions  */
28*d4514f0bSApple OSS Distributions 
29*d4514f0bSApple OSS Distributions #ifndef _I386__PARAM_H_
30*d4514f0bSApple OSS Distributions #define _I386__PARAM_H_
31*d4514f0bSApple OSS Distributions 
32*d4514f0bSApple OSS Distributions #if defined (__i386__) || defined (__x86_64__)
33*d4514f0bSApple OSS Distributions 
34*d4514f0bSApple OSS Distributions #include <i386/_types.h>
35*d4514f0bSApple OSS Distributions 
36*d4514f0bSApple OSS Distributions /*
37*d4514f0bSApple OSS Distributions  * Round p (pointer or byte index) up to a correctly-aligned value for all
38*d4514f0bSApple OSS Distributions  * data types (int, long, ...).   The result is unsigned int and must be
39*d4514f0bSApple OSS Distributions  * cast to any desired pointer type.
40*d4514f0bSApple OSS Distributions  */
41*d4514f0bSApple OSS Distributions #define __DARWIN_ALIGNBYTES     (sizeof(__darwin_size_t) - 1)
42*d4514f0bSApple OSS Distributions #define __DARWIN_ALIGN(p)       ((__darwin_size_t)((__darwin_size_t)(p) + __DARWIN_ALIGNBYTES) &~ __DARWIN_ALIGNBYTES)
43*d4514f0bSApple OSS Distributions 
44*d4514f0bSApple OSS Distributions #define      __DARWIN_ALIGNBYTES32     (sizeof(__uint32_t) - 1)
45*d4514f0bSApple OSS Distributions #define       __DARWIN_ALIGN32(p)       ((__darwin_size_t)((__darwin_size_t)(p) + __DARWIN_ALIGNBYTES32) &~ __DARWIN_ALIGNBYTES32)
46*d4514f0bSApple OSS Distributions 
47*d4514f0bSApple OSS Distributions #endif /* defined (__i386__) || defined (__x86_64__) */
48*d4514f0bSApple OSS Distributions 
49*d4514f0bSApple OSS Distributions #endif /* _I386__PARAM_H_ */
50