1*94d3b452SApple OSS Distributions /*
2*94d3b452SApple OSS Distributions * Copyright (c) 2022 Apple Inc. All rights reserved.
3*94d3b452SApple OSS Distributions *
4*94d3b452SApple OSS Distributions * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
5*94d3b452SApple OSS Distributions *
6*94d3b452SApple OSS Distributions * This file contains Original Code and/or Modifications of Original Code
7*94d3b452SApple OSS Distributions * as defined in and that are subject to the Apple Public Source License
8*94d3b452SApple OSS Distributions * Version 2.0 (the 'License'). You may not use this file except in
9*94d3b452SApple OSS Distributions * compliance with the License. The rights granted to you under the License
10*94d3b452SApple OSS Distributions * may not be used to create, or enable the creation or redistribution of,
11*94d3b452SApple OSS Distributions * unlawful or unlicensed copies of an Apple operating system, or to
12*94d3b452SApple OSS Distributions * circumvent, violate, or enable the circumvention or violation of, any
13*94d3b452SApple OSS Distributions * terms of an Apple operating system software license agreement.
14*94d3b452SApple OSS Distributions *
15*94d3b452SApple OSS Distributions * Please obtain a copy of the License at
16*94d3b452SApple OSS Distributions * http://www.opensource.apple.com/apsl/ and read it before using this file.
17*94d3b452SApple OSS Distributions *
18*94d3b452SApple OSS Distributions * The Original Code and all software distributed under the License are
19*94d3b452SApple OSS Distributions * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
20*94d3b452SApple OSS Distributions * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
21*94d3b452SApple OSS Distributions * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
22*94d3b452SApple OSS Distributions * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
23*94d3b452SApple OSS Distributions * Please see the License for the specific language governing rights and
24*94d3b452SApple OSS Distributions * limitations under the License.
25*94d3b452SApple OSS Distributions *
26*94d3b452SApple OSS Distributions * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
27*94d3b452SApple OSS Distributions */
28*94d3b452SApple OSS Distributions
29*94d3b452SApple OSS Distributions #ifndef __STDLIB_H__
30*94d3b452SApple OSS Distributions #define __STDLIB_H__
31*94d3b452SApple OSS Distributions
32*94d3b452SApple OSS Distributions #include <sys/_types/_size_t.h>
33*94d3b452SApple OSS Distributions #include <machine/trap.h>
34*94d3b452SApple OSS Distributions
35*94d3b452SApple OSS Distributions typedef struct {
36*94d3b452SApple OSS Distributions int quot;
37*94d3b452SApple OSS Distributions int rem;
38*94d3b452SApple OSS Distributions } div_t;
39*94d3b452SApple OSS Distributions
40*94d3b452SApple OSS Distributions typedef struct {
41*94d3b452SApple OSS Distributions long quot;
42*94d3b452SApple OSS Distributions long rem;
43*94d3b452SApple OSS Distributions } ldiv_t;
44*94d3b452SApple OSS Distributions
45*94d3b452SApple OSS Distributions typedef struct {
46*94d3b452SApple OSS Distributions long long quot;
47*94d3b452SApple OSS Distributions long long rem;
48*94d3b452SApple OSS Distributions } lldiv_t;
49*94d3b452SApple OSS Distributions
50*94d3b452SApple OSS Distributions static inline div_t
div(int numer,int denom)51*94d3b452SApple OSS Distributions div(int numer, int denom)
52*94d3b452SApple OSS Distributions {
53*94d3b452SApple OSS Distributions div_t retval;
54*94d3b452SApple OSS Distributions
55*94d3b452SApple OSS Distributions retval.quot = numer / denom;
56*94d3b452SApple OSS Distributions retval.rem = numer % denom;
57*94d3b452SApple OSS Distributions if (numer >= 0 && retval.rem < 0) {
58*94d3b452SApple OSS Distributions retval.quot++;
59*94d3b452SApple OSS Distributions retval.rem -= denom;
60*94d3b452SApple OSS Distributions }
61*94d3b452SApple OSS Distributions return retval;
62*94d3b452SApple OSS Distributions }
63*94d3b452SApple OSS Distributions
64*94d3b452SApple OSS Distributions static inline ldiv_t
ldiv(long numer,long denom)65*94d3b452SApple OSS Distributions ldiv(long numer, long denom)
66*94d3b452SApple OSS Distributions {
67*94d3b452SApple OSS Distributions ldiv_t retval;
68*94d3b452SApple OSS Distributions
69*94d3b452SApple OSS Distributions retval.quot = numer / denom;
70*94d3b452SApple OSS Distributions retval.rem = numer % denom;
71*94d3b452SApple OSS Distributions if (numer >= 0 && retval.rem < 0) {
72*94d3b452SApple OSS Distributions retval.quot++;
73*94d3b452SApple OSS Distributions retval.rem -= denom;
74*94d3b452SApple OSS Distributions }
75*94d3b452SApple OSS Distributions return retval;
76*94d3b452SApple OSS Distributions }
77*94d3b452SApple OSS Distributions
78*94d3b452SApple OSS Distributions static inline lldiv_t
lldiv(long long numer,long long denom)79*94d3b452SApple OSS Distributions lldiv(long long numer, long long denom)
80*94d3b452SApple OSS Distributions {
81*94d3b452SApple OSS Distributions lldiv_t retval;
82*94d3b452SApple OSS Distributions
83*94d3b452SApple OSS Distributions retval.quot = numer / denom;
84*94d3b452SApple OSS Distributions retval.rem = numer % denom;
85*94d3b452SApple OSS Distributions if (numer >= 0 && retval.rem < 0) {
86*94d3b452SApple OSS Distributions retval.quot++;
87*94d3b452SApple OSS Distributions retval.rem -= denom;
88*94d3b452SApple OSS Distributions }
89*94d3b452SApple OSS Distributions return retval;
90*94d3b452SApple OSS Distributions }
91*94d3b452SApple OSS Distributions
92*94d3b452SApple OSS Distributions static inline void __attribute__((noreturn, cold))
abort(void)93*94d3b452SApple OSS Distributions abort(void)
94*94d3b452SApple OSS Distributions {
95*94d3b452SApple OSS Distributions ml_fatal_trap(0x0800);
96*94d3b452SApple OSS Distributions }
97*94d3b452SApple OSS Distributions
98*94d3b452SApple OSS Distributions #endif
99