| 1 | /*␊ |
| 2 | * Copyright (c) 2000, 2001, 2003, 2004, 2008 Apple Computer, Inc.␊ |
| 3 | * All rights reserved.␊ |
| 4 | */␊ |
| 5 | ␊ |
| 6 | #ifndef _STDINT_H_␊ |
| 7 | #define _STDINT_H_␊ |
| 8 | ␊ |
| 9 | #if __LP64__␊ |
| 10 | #define __WORDSIZE 64␊ |
| 11 | #else␊ |
| 12 | #define __WORDSIZE 32␊ |
| 13 | #endif␊ |
| 14 | ␊ |
| 15 | /* from ISO/IEC 988:1999 spec */␊ |
| 16 | ␊ |
| 17 | /* 7.18.1.1 Exact-width integer types */␊ |
| 18 | #ifndef _INT8_T␊ |
| 19 | #define _INT8_T␊ |
| 20 | typedef signed char int8_t;␊ |
| 21 | #endif /*_INT8_T */␊ |
| 22 | ␊ |
| 23 | #ifndef _INT16_T␊ |
| 24 | #define _INT16_T␊ |
| 25 | typedef short int16_t;␊ |
| 26 | #endif /* _INT16_T */␊ |
| 27 | ␊ |
| 28 | #ifndef _INT32_T␊ |
| 29 | #define _INT32_T␊ |
| 30 | typedef int int32_t;␊ |
| 31 | #endif /* _INT32_T */␊ |
| 32 | ␊ |
| 33 | #ifndef _INT64_T␊ |
| 34 | #define _INT64_T␊ |
| 35 | typedef long long int64_t;␊ |
| 36 | #endif /* _INT64_T */␊ |
| 37 | ␊ |
| 38 | #ifndef _UINT8_T␊ |
| 39 | #define _UINT8_T␊ |
| 40 | typedef unsigned char uint8_t;␊ |
| 41 | #endif /*_UINT8_T */␊ |
| 42 | ␊ |
| 43 | #ifndef _UINT16_T␊ |
| 44 | #define _UINT16_T␊ |
| 45 | typedef unsigned short uint16_t;␊ |
| 46 | #endif /* _UINT16_T */␊ |
| 47 | ␊ |
| 48 | #ifndef _UINT32_T␊ |
| 49 | #define _UINT32_T␊ |
| 50 | typedef unsigned int uint32_t;␊ |
| 51 | #endif /* _UINT32_T */␊ |
| 52 | ␊ |
| 53 | #ifndef _UINT64_T␊ |
| 54 | #define _UINT64_T␊ |
| 55 | typedef unsigned long long uint64_t;␊ |
| 56 | #endif /* _UINT64_T */␊ |
| 57 | ␊ |
| 58 | /* 7.18.1.2 Minimum-width integer types */␊ |
| 59 | typedef int8_t int_least8_t;␊ |
| 60 | typedef int16_t int_least16_t;␊ |
| 61 | typedef int32_t int_least32_t;␊ |
| 62 | typedef int64_t int_least64_t;␊ |
| 63 | typedef uint8_t uint_least8_t;␊ |
| 64 | typedef uint16_t uint_least16_t;␊ |
| 65 | typedef uint32_t uint_least32_t;␊ |
| 66 | typedef uint64_t uint_least64_t;␊ |
| 67 | ␊ |
| 68 | ␊ |
| 69 | /* 7.18.1.3 Fastest-width integer types */␊ |
| 70 | typedef int8_t int_fast8_t;␊ |
| 71 | typedef int16_t int_fast16_t;␊ |
| 72 | typedef int32_t int_fast32_t;␊ |
| 73 | typedef int64_t int_fast64_t;␊ |
| 74 | typedef uint8_t uint_fast8_t;␊ |
| 75 | typedef uint16_t uint_fast16_t;␊ |
| 76 | typedef uint32_t uint_fast32_t;␊ |
| 77 | typedef uint64_t uint_fast64_t;␊ |
| 78 | ␊ |
| 79 | ␊ |
| 80 | /* 7.18.1.4 Integer types capable of holding object pointers */␊ |
| 81 | ␊ |
| 82 | #ifndef _INTPTR_T␊ |
| 83 | #define _INTPTR_T␊ |
| 84 | typedef long intptr_t;␊ |
| 85 | #endif /* _INTPTR_T */␊ |
| 86 | ␊ |
| 87 | #ifndef _UINTPTR_T␊ |
| 88 | #define _UINTPTR_T␊ |
| 89 | typedef unsigned long uintptr_t;␊ |
| 90 | #endif /* _UINTPTR_T */␊ |
| 91 | ␊ |
| 92 | ␊ |
| 93 | /* 7.18.1.5 Greatest-width integer types */␊ |
| 94 | #ifndef _INTMAX_T␊ |
| 95 | #define _INTMAX_T␊ |
| 96 | #ifdef __INTMAX_TYPE__␊ |
| 97 | typedef __INTMAX_TYPE__ intmax_t;␊ |
| 98 | #else /* __INTMAX_TYPE__ */␊ |
| 99 | typedef long long intmax_t;␊ |
| 100 | #endif /* __INTMAX_TYPE__ */␊ |
| 101 | #endif /* _INTMAX_T */␊ |
| 102 | ␊ |
| 103 | #ifndef _UINTMAX_T␊ |
| 104 | #define _UINTMAX_T␊ |
| 105 | #ifdef __UINTMAX_TYPE__␊ |
| 106 | typedef __UINTMAX_TYPE__ uintmax_t;␊ |
| 107 | #else /* __UINTMAX_TYPE__ */␊ |
| 108 | typedef unsigned long long uintmax_t;␊ |
| 109 | #endif /* __UINTMAX_TYPE__ */␊ |
| 110 | #endif /* _UINTMAX_T */␊ |
| 111 | ␊ |
| 112 | /* 7.18.2 Limits of specified-width integer types:␊ |
| 113 | * These #defines specify the minimum and maximum limits␊ |
| 114 | * of each of the types declared above.␊ |
| 115 | */␊ |
| 116 | ␊ |
| 117 | ␊ |
| 118 | /* 7.18.2.1 Limits of exact-width integer types */␊ |
| 119 | #define INT8_MAX 127␊ |
| 120 | #define INT16_MAX 32767␊ |
| 121 | #define INT32_MAX 2147483647␊ |
| 122 | #define INT64_MAX 9223372036854775807LL␊ |
| 123 | ␊ |
| 124 | #define INT8_MIN -128␊ |
| 125 | #define INT16_MIN -32768␊ |
| 126 | /*␊ |
| 127 | Note: the literal "most negative int" cannot be written in C --␊ |
| 128 | the rules in the standard (section 6.4.4.1 in C99) will give it␊ |
| 129 | an unsigned type, so INT32_MIN (and the most negative member of␊ |
| 130 | any larger signed type) must be written via a constant expression.␊ |
| 131 | */␊ |
| 132 | #define INT32_MIN (-INT32_MAX-1)␊ |
| 133 | #define INT64_MIN (-INT64_MAX-1)␊ |
| 134 | ␊ |
| 135 | #define UINT8_MAX 255␊ |
| 136 | #define UINT16_MAX 65535␊ |
| 137 | #define UINT32_MAX 4294967295U␊ |
| 138 | #define UINT64_MAX 18446744073709551615ULL␊ |
| 139 | ␊ |
| 140 | /* 7.18.2.2 Limits of minimum-width integer types */␊ |
| 141 | #define INT_LEAST8_MIN INT8_MIN␊ |
| 142 | #define INT_LEAST16_MIN INT16_MIN␊ |
| 143 | #define INT_LEAST32_MIN INT32_MIN␊ |
| 144 | #define INT_LEAST64_MIN INT64_MIN␊ |
| 145 | ␊ |
| 146 | #define INT_LEAST8_MAX INT8_MAX␊ |
| 147 | #define INT_LEAST16_MAX INT16_MAX␊ |
| 148 | #define INT_LEAST32_MAX INT32_MAX␊ |
| 149 | #define INT_LEAST64_MAX INT64_MAX␊ |
| 150 | ␊ |
| 151 | #define UINT_LEAST8_MAX UINT8_MAX␊ |
| 152 | #define UINT_LEAST16_MAX UINT16_MAX␊ |
| 153 | #define UINT_LEAST32_MAX UINT32_MAX␊ |
| 154 | #define UINT_LEAST64_MAX UINT64_MAX␊ |
| 155 | ␊ |
| 156 | /* 7.18.2.3 Limits of fastest minimum-width integer types */␊ |
| 157 | #define INT_FAST8_MIN INT8_MIN␊ |
| 158 | #define INT_FAST16_MIN INT16_MIN␊ |
| 159 | #define INT_FAST32_MIN INT32_MIN␊ |
| 160 | #define INT_FAST64_MIN INT64_MIN␊ |
| 161 | ␊ |
| 162 | #define INT_FAST8_MAX INT8_MAX␊ |
| 163 | #define INT_FAST16_MAX INT16_MAX␊ |
| 164 | #define INT_FAST32_MAX INT32_MAX␊ |
| 165 | #define INT_FAST64_MAX INT64_MAX␊ |
| 166 | ␊ |
| 167 | #define UINT_FAST8_MAX UINT8_MAX␊ |
| 168 | #define UINT_FAST16_MAX UINT16_MAX␊ |
| 169 | #define UINT_FAST32_MAX UINT32_MAX␊ |
| 170 | #define UINT_FAST64_MAX UINT64_MAX␊ |
| 171 | ␊ |
| 172 | /* 7.18.2.4 Limits of integer types capable of holding object pointers */␊ |
| 173 | ␊ |
| 174 | #if __WORDSIZE == 64␊ |
| 175 | #define INTPTR_MIN␉ INT64_MIN␊ |
| 176 | #define INTPTR_MAX␉ INT64_MAX␊ |
| 177 | #else␊ |
| 178 | #define INTPTR_MIN INT32_MIN␊ |
| 179 | #define INTPTR_MAX INT32_MAX␊ |
| 180 | #endif␊ |
| 181 | ␊ |
| 182 | #if __WORDSIZE == 64␊ |
| 183 | #define UINTPTR_MAX␉ UINT64_MAX␊ |
| 184 | #else␊ |
| 185 | #define UINTPTR_MAX UINT32_MAX␊ |
| 186 | #endif␊ |
| 187 | ␊ |
| 188 | /* 7.18.2.5 Limits of greatest-width integer types */␊ |
| 189 | #define INTMAX_MIN INT64_MIN␊ |
| 190 | #define INTMAX_MAX INT64_MAX␊ |
| 191 | ␊ |
| 192 | #define UINTMAX_MAX UINT64_MAX␊ |
| 193 | ␊ |
| 194 | /* 7.18.3 "Other" */␊ |
| 195 | #if __WORDSIZE == 64␊ |
| 196 | #define PTRDIFF_MIN␉ INT64_MIN␊ |
| 197 | #define PTRDIFF_MAX␉ INT64_MAX␊ |
| 198 | #else␊ |
| 199 | #define PTRDIFF_MIN INT32_MIN␊ |
| 200 | #define PTRDIFF_MAX INT32_MAX␊ |
| 201 | #endif␊ |
| 202 | ␊ |
| 203 | /* We have no sig_atomic_t yet, so no SIG_ATOMIC_{MIN,MAX}.␊ |
| 204 | Should end up being {-127,127} or {0,255} ... or bigger.␊ |
| 205 | My bet would be on one of {U}INT32_{MIN,MAX}. */␊ |
| 206 | ␊ |
| 207 | #if __WORDSIZE == 64␊ |
| 208 | #define SIZE_MAX␉ UINT64_MAX␊ |
| 209 | #else␊ |
| 210 | #define SIZE_MAX UINT32_MAX␊ |
| 211 | #endif␊ |
| 212 | ␊ |
| 213 | #ifndef WCHAR_MAX␊ |
| 214 | # ifdef __WCHAR_MAX__␊ |
| 215 | # define WCHAR_MAX __WCHAR_MAX__␊ |
| 216 | # else␊ |
| 217 | # define WCHAR_MAX 0x7fffffff␊ |
| 218 | # endif␊ |
| 219 | #endif␊ |
| 220 | ␊ |
| 221 | /* WCHAR_MIN should be 0 if wchar_t is an unsigned type and␊ |
| 222 | (-WCHAR_MAX-1) if wchar_t is a signed type. Unfortunately,␊ |
| 223 | it turns out that -fshort-wchar changes the signedness of␊ |
| 224 | the type. */␊ |
| 225 | #ifndef WCHAR_MIN␊ |
| 226 | # if WCHAR_MAX == 0xffff␊ |
| 227 | # define WCHAR_MIN 0␊ |
| 228 | # else␊ |
| 229 | # define WCHAR_MIN (-WCHAR_MAX-1)␊ |
| 230 | # endif␊ |
| 231 | #endif␊ |
| 232 | ␊ |
| 233 | #define WINT_MIN␉ INT32_MIN␊ |
| 234 | #define WINT_MAX␉ INT32_MAX␊ |
| 235 | ␊ |
| 236 | #define SIG_ATOMIC_MIN␉ INT32_MIN␊ |
| 237 | #define SIG_ATOMIC_MAX␉ INT32_MAX␊ |
| 238 | ␊ |
| 239 | /* 7.18.4 Macros for integer constants */␊ |
| 240 | #define INT8_C(v) (v)␊ |
| 241 | #define INT16_C(v) (v)␊ |
| 242 | #define INT32_C(v) (v)␊ |
| 243 | #define INT64_C(v) (v ## LL)␊ |
| 244 | ␊ |
| 245 | #define UINT8_C(v) (v ## U)␊ |
| 246 | #define UINT16_C(v) (v ## U)␊ |
| 247 | #define UINT32_C(v) (v ## U)␊ |
| 248 | #define UINT64_C(v) (v ## ULL)␊ |
| 249 | ␊ |
| 250 | #define INTMAX_C(v) (v ## LL)␊ |
| 251 | #define UINTMAX_C(v) (v ## ULL)␊ |
| 252 | ␊ |
| 253 | #endif /* _STDINT_H_ */␊ |
| 254 | |
