/* * Copyright (c) 2000 Apple Computer, Inc. All rights reserved. * * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ * * This file contains Original Code and/or Modifications of Original Code * as defined in and that are subject to the Apple Public Source License * Version 2.0 (the 'License'). You may not use this file except in * compliance with the License. The rights granted to you under the License * may not be used to create, or enable the creation or redistribution of, * unlawful or unlicensed copies of an Apple operating system, or to * circumvent, violate, or enable the circumvention or violation of, any * terms of an Apple operating system software license agreement. * * Please obtain a copy of the License at * http://www.opensource.apple.com/apsl/ and read it before using this file. * * The Original Code and all software distributed under the License are * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. * Please see the License for the specific language governing rights and * limitations under the License. * * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ */ /* * Copyright (c) 1999 Apple Computer, Inc. All rights reserved. * * HISTORY * */ #ifndef _OS_OSBASE_H #define _OS_OSBASE_H #include <sys/cdefs.h> #include <libkern/OSTypes.h> #include <stdint.h> __BEGIN_DECLS #ifdef KERNEL_PRIVATE OS_INLINE uint64_t __OSAbsoluteTime( AbsoluteTime abstime) { return (*(uint64_t *)&abstime); } OS_INLINE uint64_t * __OSAbsoluteTimePtr( AbsoluteTime *abstime) { return ((uint64_t *)abstime); } #define AbsoluteTime_to_scalar(x) (*(uint64_t *)(x)) /* t1 < = > t2 */ #define CMP_ABSOLUTETIME(t1, t2) \ (AbsoluteTime_to_scalar(t1) > \ AbsoluteTime_to_scalar(t2)? (int)+1 : \ (AbsoluteTime_to_scalar(t1) < \ AbsoluteTime_to_scalar(t2)? (int)-1 : 0)) /* t1 += t2 */ #define ADD_ABSOLUTETIME(t1, t2) \ (AbsoluteTime_to_scalar(t1) += \ AbsoluteTime_to_scalar(t2)) /* t1 -= t2 */ #define SUB_ABSOLUTETIME(t1, t2) \ (AbsoluteTime_to_scalar(t1) -= \ AbsoluteTime_to_scalar(t2)) #define ADD_ABSOLUTETIME_TICKS(t1, ticks) \ (AbsoluteTime_to_scalar(t1) += \ (int32_t)(ticks)) #endif /* KERNEL_PRIVATE */ __END_DECLS #endif /* _OS_OSBASE_H */