1*5c2921b0SApple OSS Distributions /*
2*5c2921b0SApple OSS Distributions * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
3*5c2921b0SApple OSS Distributions *
4*5c2921b0SApple OSS Distributions * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
5*5c2921b0SApple OSS Distributions *
6*5c2921b0SApple OSS Distributions * This file contains Original Code and/or Modifications of Original Code
7*5c2921b0SApple OSS Distributions * as defined in and that are subject to the Apple Public Source License
8*5c2921b0SApple OSS Distributions * Version 2.0 (the 'License'). You may not use this file except in
9*5c2921b0SApple OSS Distributions * compliance with the License. The rights granted to you under the License
10*5c2921b0SApple OSS Distributions * may not be used to create, or enable the creation or redistribution of,
11*5c2921b0SApple OSS Distributions * unlawful or unlicensed copies of an Apple operating system, or to
12*5c2921b0SApple OSS Distributions * circumvent, violate, or enable the circumvention or violation of, any
13*5c2921b0SApple OSS Distributions * terms of an Apple operating system software license agreement.
14*5c2921b0SApple OSS Distributions *
15*5c2921b0SApple OSS Distributions * Please obtain a copy of the License at
16*5c2921b0SApple OSS Distributions * http://www.opensource.apple.com/apsl/ and read it before using this file.
17*5c2921b0SApple OSS Distributions *
18*5c2921b0SApple OSS Distributions * The Original Code and all software distributed under the License are
19*5c2921b0SApple OSS Distributions * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
20*5c2921b0SApple OSS Distributions * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
21*5c2921b0SApple OSS Distributions * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
22*5c2921b0SApple OSS Distributions * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
23*5c2921b0SApple OSS Distributions * Please see the License for the specific language governing rights and
24*5c2921b0SApple OSS Distributions * limitations under the License.
25*5c2921b0SApple OSS Distributions *
26*5c2921b0SApple OSS Distributions * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
27*5c2921b0SApple OSS Distributions */
28*5c2921b0SApple OSS Distributions /*
29*5c2921b0SApple OSS Distributions * Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
30*5c2921b0SApple OSS Distributions *
31*5c2921b0SApple OSS Distributions * HISTORY
32*5c2921b0SApple OSS Distributions *
33*5c2921b0SApple OSS Distributions */
34*5c2921b0SApple OSS Distributions
35*5c2921b0SApple OSS Distributions #ifndef _OS_OSBASE_H
36*5c2921b0SApple OSS Distributions #define _OS_OSBASE_H
37*5c2921b0SApple OSS Distributions
38*5c2921b0SApple OSS Distributions #include <sys/cdefs.h>
39*5c2921b0SApple OSS Distributions
40*5c2921b0SApple OSS Distributions #include <libkern/OSTypes.h>
41*5c2921b0SApple OSS Distributions
42*5c2921b0SApple OSS Distributions #include <stdint.h>
43*5c2921b0SApple OSS Distributions
44*5c2921b0SApple OSS Distributions __BEGIN_DECLS
45*5c2921b0SApple OSS Distributions
46*5c2921b0SApple OSS Distributions #ifdef KERNEL_PRIVATE
47*5c2921b0SApple OSS Distributions
48*5c2921b0SApple OSS Distributions OS_INLINE
49*5c2921b0SApple OSS Distributions uint64_t
__OSAbsoluteTime(AbsoluteTime abstime)50*5c2921b0SApple OSS Distributions __OSAbsoluteTime(
51*5c2921b0SApple OSS Distributions AbsoluteTime abstime)
52*5c2921b0SApple OSS Distributions {
53*5c2921b0SApple OSS Distributions return *(uint64_t *)&abstime;
54*5c2921b0SApple OSS Distributions }
55*5c2921b0SApple OSS Distributions
56*5c2921b0SApple OSS Distributions OS_INLINE
57*5c2921b0SApple OSS Distributions uint64_t *
__OSAbsoluteTimePtr(AbsoluteTime * abstime)58*5c2921b0SApple OSS Distributions __OSAbsoluteTimePtr(
59*5c2921b0SApple OSS Distributions AbsoluteTime *abstime)
60*5c2921b0SApple OSS Distributions {
61*5c2921b0SApple OSS Distributions return (uint64_t *)abstime;
62*5c2921b0SApple OSS Distributions }
63*5c2921b0SApple OSS Distributions
64*5c2921b0SApple OSS Distributions #define AbsoluteTime_to_scalar(x) (*(uint64_t *)(x))
65*5c2921b0SApple OSS Distributions
66*5c2921b0SApple OSS Distributions /* t1 < = > t2 */
67*5c2921b0SApple OSS Distributions #define CMP_ABSOLUTETIME(t1, t2) \
68*5c2921b0SApple OSS Distributions (AbsoluteTime_to_scalar(t1) > \
69*5c2921b0SApple OSS Distributions AbsoluteTime_to_scalar(t2)? (int)+1 : \
70*5c2921b0SApple OSS Distributions (AbsoluteTime_to_scalar(t1) < \
71*5c2921b0SApple OSS Distributions AbsoluteTime_to_scalar(t2)? (int)-1 : 0))
72*5c2921b0SApple OSS Distributions
73*5c2921b0SApple OSS Distributions /* t1 += t2 */
74*5c2921b0SApple OSS Distributions #define ADD_ABSOLUTETIME(t1, t2) \
75*5c2921b0SApple OSS Distributions (AbsoluteTime_to_scalar(t1) += \
76*5c2921b0SApple OSS Distributions AbsoluteTime_to_scalar(t2))
77*5c2921b0SApple OSS Distributions
78*5c2921b0SApple OSS Distributions /* t1 -= t2 */
79*5c2921b0SApple OSS Distributions #define SUB_ABSOLUTETIME(t1, t2) \
80*5c2921b0SApple OSS Distributions (AbsoluteTime_to_scalar(t1) -= \
81*5c2921b0SApple OSS Distributions AbsoluteTime_to_scalar(t2))
82*5c2921b0SApple OSS Distributions
83*5c2921b0SApple OSS Distributions #define ADD_ABSOLUTETIME_TICKS(t1, ticks) \
84*5c2921b0SApple OSS Distributions (AbsoluteTime_to_scalar(t1) += \
85*5c2921b0SApple OSS Distributions (int32_t)(ticks))
86*5c2921b0SApple OSS Distributions
87*5c2921b0SApple OSS Distributions #endif /* KERNEL_PRIVATE */
88*5c2921b0SApple OSS Distributions
89*5c2921b0SApple OSS Distributions __END_DECLS
90*5c2921b0SApple OSS Distributions
91*5c2921b0SApple OSS Distributions #endif /* _OS_OSBASE_H */
92