1*d4514f0bSApple OSS Distributions /*
2*d4514f0bSApple OSS Distributions * Copyright (c) 2022 Apple Inc. All rights reserved.
3*d4514f0bSApple OSS Distributions *
4*d4514f0bSApple OSS Distributions * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
5*d4514f0bSApple OSS Distributions *
6*d4514f0bSApple OSS Distributions * This file contains Original Code and/or Modifications of Original Code
7*d4514f0bSApple OSS Distributions * as defined in and that are subject to the Apple Public Source License
8*d4514f0bSApple OSS Distributions * Version 2.0 (the 'License'). You may not use this file except in
9*d4514f0bSApple OSS Distributions * compliance with the License. The rights granted to you under the License
10*d4514f0bSApple OSS Distributions * may not be used to create, or enable the creation or redistribution of,
11*d4514f0bSApple OSS Distributions * unlawful or unlicensed copies of an Apple operating system, or to
12*d4514f0bSApple OSS Distributions * circumvent, violate, or enable the circumvention or violation of, any
13*d4514f0bSApple OSS Distributions * terms of an Apple operating system software license agreement.
14*d4514f0bSApple OSS Distributions *
15*d4514f0bSApple OSS Distributions * Please obtain a copy of the License at
16*d4514f0bSApple OSS Distributions * http://www.opensource.apple.com/apsl/ and read it before using this file.
17*d4514f0bSApple OSS Distributions *
18*d4514f0bSApple OSS Distributions * The Original Code and all software distributed under the License are
19*d4514f0bSApple OSS Distributions * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
20*d4514f0bSApple OSS Distributions * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
21*d4514f0bSApple OSS Distributions * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
22*d4514f0bSApple OSS Distributions * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
23*d4514f0bSApple OSS Distributions * Please see the License for the specific language governing rights and
24*d4514f0bSApple OSS Distributions * limitations under the License.
25*d4514f0bSApple OSS Distributions *
26*d4514f0bSApple OSS Distributions * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
27*d4514f0bSApple OSS Distributions */
28*d4514f0bSApple OSS Distributions
29*d4514f0bSApple OSS Distributions #ifndef __STDLIB_H__
30*d4514f0bSApple OSS Distributions #define __STDLIB_H__
31*d4514f0bSApple OSS Distributions
32*d4514f0bSApple OSS Distributions #include <sys/_types/_size_t.h>
33*d4514f0bSApple OSS Distributions #include <machine/trap.h>
34*d4514f0bSApple OSS Distributions
35*d4514f0bSApple OSS Distributions typedef struct {
36*d4514f0bSApple OSS Distributions int quot;
37*d4514f0bSApple OSS Distributions int rem;
38*d4514f0bSApple OSS Distributions } div_t;
39*d4514f0bSApple OSS Distributions
40*d4514f0bSApple OSS Distributions typedef struct {
41*d4514f0bSApple OSS Distributions long quot;
42*d4514f0bSApple OSS Distributions long rem;
43*d4514f0bSApple OSS Distributions } ldiv_t;
44*d4514f0bSApple OSS Distributions
45*d4514f0bSApple OSS Distributions typedef struct {
46*d4514f0bSApple OSS Distributions long long quot;
47*d4514f0bSApple OSS Distributions long long rem;
48*d4514f0bSApple OSS Distributions } lldiv_t;
49*d4514f0bSApple OSS Distributions
50*d4514f0bSApple OSS Distributions static inline div_t
div(int numer,int denom)51*d4514f0bSApple OSS Distributions div(int numer, int denom)
52*d4514f0bSApple OSS Distributions {
53*d4514f0bSApple OSS Distributions div_t retval;
54*d4514f0bSApple OSS Distributions
55*d4514f0bSApple OSS Distributions retval.quot = numer / denom;
56*d4514f0bSApple OSS Distributions retval.rem = numer % denom;
57*d4514f0bSApple OSS Distributions if (numer >= 0 && retval.rem < 0) {
58*d4514f0bSApple OSS Distributions retval.quot++;
59*d4514f0bSApple OSS Distributions retval.rem -= denom;
60*d4514f0bSApple OSS Distributions }
61*d4514f0bSApple OSS Distributions return retval;
62*d4514f0bSApple OSS Distributions }
63*d4514f0bSApple OSS Distributions
64*d4514f0bSApple OSS Distributions static inline ldiv_t
ldiv(long numer,long denom)65*d4514f0bSApple OSS Distributions ldiv(long numer, long denom)
66*d4514f0bSApple OSS Distributions {
67*d4514f0bSApple OSS Distributions ldiv_t retval;
68*d4514f0bSApple OSS Distributions
69*d4514f0bSApple OSS Distributions retval.quot = numer / denom;
70*d4514f0bSApple OSS Distributions retval.rem = numer % denom;
71*d4514f0bSApple OSS Distributions if (numer >= 0 && retval.rem < 0) {
72*d4514f0bSApple OSS Distributions retval.quot++;
73*d4514f0bSApple OSS Distributions retval.rem -= denom;
74*d4514f0bSApple OSS Distributions }
75*d4514f0bSApple OSS Distributions return retval;
76*d4514f0bSApple OSS Distributions }
77*d4514f0bSApple OSS Distributions
78*d4514f0bSApple OSS Distributions static inline lldiv_t
lldiv(long long numer,long long denom)79*d4514f0bSApple OSS Distributions lldiv(long long numer, long long denom)
80*d4514f0bSApple OSS Distributions {
81*d4514f0bSApple OSS Distributions lldiv_t retval;
82*d4514f0bSApple OSS Distributions
83*d4514f0bSApple OSS Distributions retval.quot = numer / denom;
84*d4514f0bSApple OSS Distributions retval.rem = numer % denom;
85*d4514f0bSApple OSS Distributions if (numer >= 0 && retval.rem < 0) {
86*d4514f0bSApple OSS Distributions retval.quot++;
87*d4514f0bSApple OSS Distributions retval.rem -= denom;
88*d4514f0bSApple OSS Distributions }
89*d4514f0bSApple OSS Distributions return retval;
90*d4514f0bSApple OSS Distributions }
91*d4514f0bSApple OSS Distributions
92*d4514f0bSApple OSS Distributions static inline void __attribute__((noreturn, cold))
abort(void)93*d4514f0bSApple OSS Distributions abort(void)
94*d4514f0bSApple OSS Distributions {
95*d4514f0bSApple OSS Distributions ml_fatal_trap(0x0800);
96*d4514f0bSApple OSS Distributions }
97*d4514f0bSApple OSS Distributions
98*d4514f0bSApple OSS Distributions #endif
99