_param.h (2110B) - Raw
1 /* 2 * Copyright (c) 2008 Apple Computer, Inc. All rights reserved. 3 * 4 * @APPLE_OSREFERENCE_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. The rights granted to you under the License 10 * may not be used to create, or enable the creation or redistribution of, 11 * unlawful or unlicensed copies of an Apple operating system, or to 12 * circumvent, violate, or enable the circumvention or violation of, any 13 * terms of an Apple operating system software license agreement. 14 * 15 * Please obtain a copy of the License at 16 * http://www.opensource.apple.com/apsl/ and read it before using this file. 17 * 18 * The Original Code and all software distributed under the License are 19 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER 20 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, 21 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, 22 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. 23 * Please see the License for the specific language governing rights and 24 * limitations under the License. 25 * 26 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ 27 */ 28 29 #ifndef _I386__PARAM_H_ 30 #define _I386__PARAM_H_ 31 32 #if defined (__i386__) || defined (__x86_64__) 33 34 #include <i386/_types.h> 35 36 /* 37 * Round p (pointer or byte index) up to a correctly-aligned value for all 38 * data types (int, long, ...). The result is unsigned int and must be 39 * cast to any desired pointer type. 40 */ 41 #define __DARWIN_ALIGNBYTES (sizeof(__darwin_size_t) - 1) 42 #define __DARWIN_ALIGN(p) ((__darwin_size_t)((__darwin_size_t)(p) + __DARWIN_ALIGNBYTES) &~ __DARWIN_ALIGNBYTES) 43 44 #define __DARWIN_ALIGNBYTES32 (sizeof(__uint32_t) - 1) 45 #define __DARWIN_ALIGN32(p) ((__darwin_size_t)((__darwin_size_t)(p) + __DARWIN_ALIGNBYTES32) &~ __DARWIN_ALIGNBYTES32) 46 47 #endif /* defined (__i386__) || defined (__x86_64__) */ 48 49 #endif /* _I386__PARAM_H_ */