1/* $OpenBSD: stdint.h,v 1.11 2019/01/25 00:19:26 millert Exp $ */ 2 3/* 4 * Copyright (c) 1997, 2005 Todd C. Miller <millert@openbsd.org> 5 * 6 * Permission to use, copy, modify, and distribute this software for any 7 * purpose with or without fee is hereby granted, provided that the above 8 * copyright notice and this permission notice appear in all copies. 9 * 10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 14 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 15 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 16 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 17 */ 18 19#ifndef _SYS_STDINT_H_ 20#define _SYS_STDINT_H_ 21 22#include <sys/cdefs.h> 23#include <machine/_types.h> 24 25#ifndef __BIT_TYPES_DEFINED__ 26#define __BIT_TYPES_DEFINED__ 27#endif 28 29/* 7.18.1.1 Exact-width integer types (also in sys/types.h) */ 30#ifndef _INT8_T_DEFINED_ 31#define _INT8_T_DEFINED_ 32typedef __int8_t int8_t; 33#endif 34 35#ifndef _UINT8_T_DEFINED_ 36#define _UINT8_T_DEFINED_ 37typedef __uint8_t uint8_t; 38#endif 39 40#ifndef _INT16_T_DEFINED_ 41#define _INT16_T_DEFINED_ 42typedef __int16_t int16_t; 43#endif 44 45#ifndef _UINT16_T_DEFINED_ 46#define _UINT16_T_DEFINED_ 47typedef __uint16_t uint16_t; 48#endif 49 50#ifndef _INT32_T_DEFINED_ 51#define _INT32_T_DEFINED_ 52typedef __int32_t int32_t; 53#endif 54 55#ifndef _UINT32_T_DEFINED_ 56#define _UINT32_T_DEFINED_ 57typedef __uint32_t uint32_t; 58#endif 59 60#ifndef _INT64_T_DEFINED_ 61#define _INT64_T_DEFINED_ 62typedef __int64_t int64_t; 63#endif 64 65#ifndef _UINT64_T_DEFINED_ 66#define _UINT64_T_DEFINED_ 67typedef __uint64_t uint64_t; 68#endif 69 70/* 7.18.1.2 Minimum-width integer types */ 71typedef __int_least8_t int_least8_t; 72typedef __uint_least8_t uint_least8_t; 73typedef __int_least16_t int_least16_t; 74typedef __uint_least16_t uint_least16_t; 75typedef __int_least32_t int_least32_t; 76typedef __uint_least32_t uint_least32_t; 77typedef __int_least64_t int_least64_t; 78typedef __uint_least64_t uint_least64_t; 79 80/* 7.18.1.3 Fastest minimum-width integer types */ 81typedef __int_fast8_t int_fast8_t; 82typedef __uint_fast8_t uint_fast8_t; 83typedef __int_fast16_t int_fast16_t; 84typedef __uint_fast16_t uint_fast16_t; 85typedef __int_fast32_t int_fast32_t; 86typedef __uint_fast32_t uint_fast32_t; 87typedef __int_fast64_t int_fast64_t; 88typedef __uint_fast64_t uint_fast64_t; 89 90/* 7.18.1.4 Integer types capable of holding object pointers */ 91#ifndef _INTPTR_T_DEFINED_ 92#define _INTPTR_T_DEFINED_ 93typedef __intptr_t intptr_t; 94#endif 95 96typedef __uintptr_t uintptr_t; 97 98/* 7.18.1.5 Greatest-width integer types */ 99typedef __intmax_t intmax_t; 100typedef __uintmax_t uintmax_t; 101 102/* 103 * 7.18.2 Limits of specified-width integer types. 104 * 105 * The following object-like macros specify the minimum and maximum limits 106 * of integer types corresponding to the typedef names defined above. 107 */ 108 109/* 7.18.2.1 Limits of exact-width integer types */ 110#define INT8_MIN (-0x7f - 1) 111#define INT16_MIN (-0x7fff - 1) 112#define INT32_MIN (-0x7fffffff - 1) 113#define INT64_MIN (-0x7fffffffffffffffLL - 1) 114 115#define INT8_MAX 0x7f 116#define INT16_MAX 0x7fff 117#define INT32_MAX 0x7fffffff 118#define INT64_MAX 0x7fffffffffffffffLL 119 120#define UINT8_MAX 0xff 121#define UINT16_MAX 0xffff 122#define UINT32_MAX 0xffffffffU 123#define UINT64_MAX 0xffffffffffffffffULL 124 125/* 7.18.2.2 Limits of minimum-width integer types */ 126#define INT_LEAST8_MIN INT8_MIN 127#define INT_LEAST16_MIN INT16_MIN 128#define INT_LEAST32_MIN INT32_MIN 129#define INT_LEAST64_MIN INT64_MIN 130 131#define INT_LEAST8_MAX INT8_MAX 132#define INT_LEAST16_MAX INT16_MAX 133#define INT_LEAST32_MAX INT32_MAX 134#define INT_LEAST64_MAX INT64_MAX 135 136#define UINT_LEAST8_MAX UINT8_MAX 137#define UINT_LEAST16_MAX UINT16_MAX 138#define UINT_LEAST32_MAX UINT32_MAX 139#define UINT_LEAST64_MAX UINT64_MAX 140 141/* 7.18.2.3 Limits of fastest minimum-width integer types */ 142#define INT_FAST8_MIN __INT_FAST8_MIN 143#define INT_FAST16_MIN __INT_FAST16_MIN 144#define INT_FAST32_MIN __INT_FAST32_MIN 145#define INT_FAST64_MIN __INT_FAST64_MIN 146 147#define INT_FAST8_MAX __INT_FAST8_MAX 148#define INT_FAST16_MAX __INT_FAST16_MAX 149#define INT_FAST32_MAX __INT_FAST32_MAX 150#define INT_FAST64_MAX __INT_FAST64_MAX 151 152#define UINT_FAST8_MAX __UINT_FAST8_MAX 153#define UINT_FAST16_MAX __UINT_FAST16_MAX 154#define UINT_FAST32_MAX __UINT_FAST32_MAX 155#define UINT_FAST64_MAX __UINT_FAST64_MAX 156 157/* 7.18.2.4 Limits of integer types capable of holding object pointers */ 158#ifdef __LP64__ 159#define INTPTR_MIN (-0x7fffffffffffffffL - 1) 160#define INTPTR_MAX 0x7fffffffffffffffL 161#define UINTPTR_MAX 0xffffffffffffffffUL 162#else 163#define INTPTR_MIN (-0x7fffffffL - 1) 164#define INTPTR_MAX 0x7fffffffL 165#define UINTPTR_MAX 0xffffffffUL 166#endif 167 168/* 7.18.2.5 Limits of greatest-width integer types */ 169#define INTMAX_MIN INT64_MIN 170#define INTMAX_MAX INT64_MAX 171#define UINTMAX_MAX UINT64_MAX 172 173/* 174 * 7.18.3 Limits of other integer types. 175 * 176 * The following object-like macros specify the minimum and maximum limits 177 * of integer types corresponding to types specified in other standard 178 * header files. 179 */ 180 181/* Limits of ptrdiff_t */ 182#define PTRDIFF_MIN INTPTR_MIN 183#define PTRDIFF_MAX INTPTR_MAX 184 185/* Limits of sig_atomic_t */ 186#define SIG_ATOMIC_MIN INT32_MIN 187#define SIG_ATOMIC_MAX INT32_MAX 188 189/* Limit of size_t */ 190#ifndef SIZE_MAX 191#define SIZE_MAX UINTPTR_MAX 192#endif 193 194/* Limits of wchar_t */ 195#ifndef WCHAR_MIN 196#define WCHAR_MIN INT32_MIN 197#endif 198#ifndef WCHAR_MAX 199#define WCHAR_MAX INT32_MAX 200#endif 201 202/* Limits of wint_t */ 203#define WINT_MIN INT32_MIN 204#define WINT_MAX INT32_MAX 205 206/* 207 * 7.18.4 Macros for integer constants. 208 * 209 * The following function-like macros expand to integer constants 210 * suitable for initializing objects that have integer types corresponding 211 * to types defined in <stdint.h>. The argument in any instance of 212 * these macros shall be a decimal, octal, or hexadecimal constant with 213 * a value that does not exceed the limits for the corresponding type. 214 */ 215 216/* 7.18.4.1 Macros for minimum-width integer constants. */ 217#define INT8_C(_c) (_c) 218#define INT16_C(_c) (_c) 219#define INT32_C(_c) (_c) 220#define INT64_C(_c) __CONCAT(_c, LL) 221 222#define UINT8_C(_c) (_c) 223#define UINT16_C(_c) (_c) 224#define UINT32_C(_c) __CONCAT(_c, U) 225#define UINT64_C(_c) __CONCAT(_c, ULL) 226 227/* 7.18.4.2 Macros for greatest-width integer constants. */ 228#define INTMAX_C(_c) __CONCAT(_c, LL) 229#define UINTMAX_C(_c) __CONCAT(_c, ULL) 230 231#endif /* _SYS_STDINT_H_ */ 232