1*f6217f89SApple OSS Distributions /*
2*f6217f89SApple OSS Distributions * Copyright (c) 2022 Apple Inc. All rights reserved.
3*f6217f89SApple OSS Distributions *
4*f6217f89SApple OSS Distributions * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
5*f6217f89SApple OSS Distributions *
6*f6217f89SApple OSS Distributions * This file contains Original Code and/or Modifications of Original Code
7*f6217f89SApple OSS Distributions * as defined in and that are subject to the Apple Public Source License
8*f6217f89SApple OSS Distributions * Version 2.0 (the 'License'). You may not use this file except in
9*f6217f89SApple OSS Distributions * compliance with the License. The rights granted to you under the License
10*f6217f89SApple OSS Distributions * may not be used to create, or enable the creation or redistribution of,
11*f6217f89SApple OSS Distributions * unlawful or unlicensed copies of an Apple operating system, or to
12*f6217f89SApple OSS Distributions * circumvent, violate, or enable the circumvention or violation of, any
13*f6217f89SApple OSS Distributions * terms of an Apple operating system software license agreement.
14*f6217f89SApple OSS Distributions *
15*f6217f89SApple OSS Distributions * Please obtain a copy of the License at
16*f6217f89SApple OSS Distributions * http://www.opensource.apple.com/apsl/ and read it before using this file.
17*f6217f89SApple OSS Distributions *
18*f6217f89SApple OSS Distributions * The Original Code and all software distributed under the License are
19*f6217f89SApple OSS Distributions * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
20*f6217f89SApple OSS Distributions * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
21*f6217f89SApple OSS Distributions * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
22*f6217f89SApple OSS Distributions * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
23*f6217f89SApple OSS Distributions * Please see the License for the specific language governing rights and
24*f6217f89SApple OSS Distributions * limitations under the License.
25*f6217f89SApple OSS Distributions *
26*f6217f89SApple OSS Distributions * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
27*f6217f89SApple OSS Distributions */
28*f6217f89SApple OSS Distributions
29*f6217f89SApple OSS Distributions #ifndef __STDLIB_H__
30*f6217f89SApple OSS Distributions #define __STDLIB_H__
31*f6217f89SApple OSS Distributions
32*f6217f89SApple OSS Distributions #include <sys/_types/_size_t.h>
33*f6217f89SApple OSS Distributions #include <machine/trap.h>
34*f6217f89SApple OSS Distributions
35*f6217f89SApple OSS Distributions typedef struct {
36*f6217f89SApple OSS Distributions int quot;
37*f6217f89SApple OSS Distributions int rem;
38*f6217f89SApple OSS Distributions } div_t;
39*f6217f89SApple OSS Distributions
40*f6217f89SApple OSS Distributions typedef struct {
41*f6217f89SApple OSS Distributions long quot;
42*f6217f89SApple OSS Distributions long rem;
43*f6217f89SApple OSS Distributions } ldiv_t;
44*f6217f89SApple OSS Distributions
45*f6217f89SApple OSS Distributions typedef struct {
46*f6217f89SApple OSS Distributions long long quot;
47*f6217f89SApple OSS Distributions long long rem;
48*f6217f89SApple OSS Distributions } lldiv_t;
49*f6217f89SApple OSS Distributions
50*f6217f89SApple OSS Distributions static inline div_t
div(int numer,int denom)51*f6217f89SApple OSS Distributions div(int numer, int denom)
52*f6217f89SApple OSS Distributions {
53*f6217f89SApple OSS Distributions div_t retval;
54*f6217f89SApple OSS Distributions
55*f6217f89SApple OSS Distributions retval.quot = numer / denom;
56*f6217f89SApple OSS Distributions retval.rem = numer % denom;
57*f6217f89SApple OSS Distributions if (numer >= 0 && retval.rem < 0) {
58*f6217f89SApple OSS Distributions retval.quot++;
59*f6217f89SApple OSS Distributions retval.rem -= denom;
60*f6217f89SApple OSS Distributions }
61*f6217f89SApple OSS Distributions return retval;
62*f6217f89SApple OSS Distributions }
63*f6217f89SApple OSS Distributions
64*f6217f89SApple OSS Distributions static inline ldiv_t
ldiv(long numer,long denom)65*f6217f89SApple OSS Distributions ldiv(long numer, long denom)
66*f6217f89SApple OSS Distributions {
67*f6217f89SApple OSS Distributions ldiv_t retval;
68*f6217f89SApple OSS Distributions
69*f6217f89SApple OSS Distributions retval.quot = numer / denom;
70*f6217f89SApple OSS Distributions retval.rem = numer % denom;
71*f6217f89SApple OSS Distributions if (numer >= 0 && retval.rem < 0) {
72*f6217f89SApple OSS Distributions retval.quot++;
73*f6217f89SApple OSS Distributions retval.rem -= denom;
74*f6217f89SApple OSS Distributions }
75*f6217f89SApple OSS Distributions return retval;
76*f6217f89SApple OSS Distributions }
77*f6217f89SApple OSS Distributions
78*f6217f89SApple OSS Distributions static inline lldiv_t
lldiv(long long numer,long long denom)79*f6217f89SApple OSS Distributions lldiv(long long numer, long long denom)
80*f6217f89SApple OSS Distributions {
81*f6217f89SApple OSS Distributions lldiv_t retval;
82*f6217f89SApple OSS Distributions
83*f6217f89SApple OSS Distributions retval.quot = numer / denom;
84*f6217f89SApple OSS Distributions retval.rem = numer % denom;
85*f6217f89SApple OSS Distributions if (numer >= 0 && retval.rem < 0) {
86*f6217f89SApple OSS Distributions retval.quot++;
87*f6217f89SApple OSS Distributions retval.rem -= denom;
88*f6217f89SApple OSS Distributions }
89*f6217f89SApple OSS Distributions return retval;
90*f6217f89SApple OSS Distributions }
91*f6217f89SApple OSS Distributions
92*f6217f89SApple OSS Distributions static inline void __attribute__((noreturn, cold))
abort(void)93*f6217f89SApple OSS Distributions abort(void)
94*f6217f89SApple OSS Distributions {
95*f6217f89SApple OSS Distributions ml_fatal_trap(0x0800);
96*f6217f89SApple OSS Distributions }
97*f6217f89SApple OSS Distributions
98*f6217f89SApple OSS Distributions #endif
99