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| 1 | +// ISO C9x compliant stdint.h for Microsoft Visual Studio |
| 2 | +// Based on ISO/IEC 9899:TC2 Committee draft (May 6, 2005) WG14/N1124 |
| 3 | +// |
| 4 | +// Copyright (c) 2006-2008 Alexander Chemeris |
| 5 | +// |
| 6 | +// Redistribution and use in source and binary forms, with or without |
| 7 | +// modification, are permitted provided that the following conditions are met: |
| 8 | +// |
| 9 | +// 1. Redistributions of source code must retain the above copyright notice, |
| 10 | +// this list of conditions and the following disclaimer. |
| 11 | +// |
| 12 | +// 2. Redistributions in binary form must reproduce the above copyright |
| 13 | +// notice, this list of conditions and the following disclaimer in the |
| 14 | +// documentation and/or other materials provided with the distribution. |
| 15 | +// |
| 16 | +// 3. The name of the author may be used to endorse or promote products |
| 17 | +// derived from this software without specific prior written permission. |
| 18 | +// |
| 19 | +// THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED |
| 20 | +// WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
| 21 | +// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO |
| 22 | +// EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 23 | +// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| 24 | +// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; |
| 25 | +// OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
| 26 | +// WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR |
| 27 | +// OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF |
| 28 | +// ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 29 | +// |
| 30 | +/////////////////////////////////////////////////////////////////////////////// |
| 31 | + |
| 32 | +#ifndef _MSC_VER // [ |
| 33 | +#error "Use this header only with Microsoft Visual C++ compilers!" |
| 34 | +#endif // _MSC_VER ] |
| 35 | + |
| 36 | +#ifndef _MSC_STDINT_H_ // [ |
| 37 | +#define _MSC_STDINT_H_ |
| 38 | + |
| 39 | +#if _MSC_VER > 1000 |
| 40 | +#pragma once |
| 41 | +#endif |
| 42 | + |
| 43 | +#include <limits.h> |
| 44 | + |
| 45 | +// For Visual Studio 6 in C++ mode and for many Visual Studio versions when |
| 46 | +// compiling for ARM we should wrap <wchar.h> include with 'extern "C++" {}' |
| 47 | +// or compiler give many errors like this: |
| 48 | +// error C2733: second C linkage of overloaded function 'wmemchr' not allowed |
| 49 | +#ifdef __cplusplus |
| 50 | +extern "C" { |
| 51 | +#endif |
| 52 | +# include <wchar.h> |
| 53 | +#ifdef __cplusplus |
| 54 | +} |
| 55 | +#endif |
| 56 | + |
| 57 | +// Define _W64 macros to mark types changing their size, like intptr_t. |
| 58 | +#ifndef _W64 |
| 59 | +# if !defined(__midl) && (defined(_X86_) || defined(_M_IX86)) && _MSC_VER >= 1300 |
| 60 | +# define _W64 __w64 |
| 61 | +# else |
| 62 | +# define _W64 |
| 63 | +# endif |
| 64 | +#endif |
| 65 | + |
| 66 | + |
| 67 | +// 7.18.1 Integer types |
| 68 | + |
| 69 | +// 7.18.1.1 Exact-width integer types |
| 70 | + |
| 71 | +// Visual Studio 6 and Embedded Visual C++ 4 doesn't |
| 72 | +// realize that, e.g. char has the same size as __int8 |
| 73 | +// so we give up on __intX for them. |
| 74 | +#if (_MSC_VER < 1300) |
| 75 | + typedef char int8_t; |
| 76 | + typedef short int16_t; |
| 77 | + typedef int int32_t; |
| 78 | + typedef unsigned char uint8_t; |
| 79 | + typedef unsigned short uint16_t; |
| 80 | + typedef unsigned int uint32_t; |
| 81 | +#else |
| 82 | + typedef __int8 int8_t; |
| 83 | + typedef __int16 int16_t; |
| 84 | + typedef __int32 int32_t; |
| 85 | + typedef unsigned __int8 uint8_t; |
| 86 | + typedef unsigned __int16 uint16_t; |
| 87 | + typedef unsigned __int32 uint32_t; |
| 88 | +#endif |
| 89 | +typedef __int64 int64_t; |
| 90 | +typedef unsigned __int64 uint64_t; |
| 91 | + |
| 92 | + |
| 93 | +// 7.18.1.2 Minimum-width integer types |
| 94 | +typedef int8_t int_least8_t; |
| 95 | +typedef int16_t int_least16_t; |
| 96 | +typedef int32_t int_least32_t; |
| 97 | +typedef int64_t int_least64_t; |
| 98 | +typedef uint8_t uint_least8_t; |
| 99 | +typedef uint16_t uint_least16_t; |
| 100 | +typedef uint32_t uint_least32_t; |
| 101 | +typedef uint64_t uint_least64_t; |
| 102 | + |
| 103 | +// 7.18.1.3 Fastest minimum-width integer types |
| 104 | +typedef int8_t int_fast8_t; |
| 105 | +typedef int16_t int_fast16_t; |
| 106 | +typedef int32_t int_fast32_t; |
| 107 | +typedef int64_t int_fast64_t; |
| 108 | +typedef uint8_t uint_fast8_t; |
| 109 | +typedef uint16_t uint_fast16_t; |
| 110 | +typedef uint32_t uint_fast32_t; |
| 111 | +typedef uint64_t uint_fast64_t; |
| 112 | + |
| 113 | +// 7.18.1.4 Integer types capable of holding object pointers |
| 114 | +#ifdef _WIN64 // [ |
| 115 | + typedef __int64 intptr_t; |
| 116 | + typedef unsigned __int64 uintptr_t; |
| 117 | +#else // _WIN64 ][ |
| 118 | + typedef _W64 int intptr_t; |
| 119 | + typedef _W64 unsigned int uintptr_t; |
| 120 | +#endif // _WIN64 ] |
| 121 | + |
| 122 | +// 7.18.1.5 Greatest-width integer types |
| 123 | +typedef int64_t intmax_t; |
| 124 | +typedef uint64_t uintmax_t; |
| 125 | + |
| 126 | + |
| 127 | +// 7.18.2 Limits of specified-width integer types |
| 128 | + |
| 129 | +#if !defined(__cplusplus) || defined(__STDC_LIMIT_MACROS) // [ See footnote 220 at page 257 and footnote 221 at page 259 |
| 130 | + |
| 131 | +// 7.18.2.1 Limits of exact-width integer types |
| 132 | +#define INT8_MIN ((int8_t)_I8_MIN) |
| 133 | +#define INT8_MAX _I8_MAX |
| 134 | +#define INT16_MIN ((int16_t)_I16_MIN) |
| 135 | +#define INT16_MAX _I16_MAX |
| 136 | +#define INT32_MIN ((int32_t)_I32_MIN) |
| 137 | +#define INT32_MAX _I32_MAX |
| 138 | +#define INT64_MIN ((int64_t)_I64_MIN) |
| 139 | +#define INT64_MAX _I64_MAX |
| 140 | +#define UINT8_MAX _UI8_MAX |
| 141 | +#define UINT16_MAX _UI16_MAX |
| 142 | +#define UINT32_MAX _UI32_MAX |
| 143 | +#define UINT64_MAX _UI64_MAX |
| 144 | + |
| 145 | +// 7.18.2.2 Limits of minimum-width integer types |
| 146 | +#define INT_LEAST8_MIN INT8_MIN |
| 147 | +#define INT_LEAST8_MAX INT8_MAX |
| 148 | +#define INT_LEAST16_MIN INT16_MIN |
| 149 | +#define INT_LEAST16_MAX INT16_MAX |
| 150 | +#define INT_LEAST32_MIN INT32_MIN |
| 151 | +#define INT_LEAST32_MAX INT32_MAX |
| 152 | +#define INT_LEAST64_MIN INT64_MIN |
| 153 | +#define INT_LEAST64_MAX INT64_MAX |
| 154 | +#define UINT_LEAST8_MAX UINT8_MAX |
| 155 | +#define UINT_LEAST16_MAX UINT16_MAX |
| 156 | +#define UINT_LEAST32_MAX UINT32_MAX |
| 157 | +#define UINT_LEAST64_MAX UINT64_MAX |
| 158 | + |
| 159 | +// 7.18.2.3 Limits of fastest minimum-width integer types |
| 160 | +#define INT_FAST8_MIN INT8_MIN |
| 161 | +#define INT_FAST8_MAX INT8_MAX |
| 162 | +#define INT_FAST16_MIN INT16_MIN |
| 163 | +#define INT_FAST16_MAX INT16_MAX |
| 164 | +#define INT_FAST32_MIN INT32_MIN |
| 165 | +#define INT_FAST32_MAX INT32_MAX |
| 166 | +#define INT_FAST64_MIN INT64_MIN |
| 167 | +#define INT_FAST64_MAX INT64_MAX |
| 168 | +#define UINT_FAST8_MAX UINT8_MAX |
| 169 | +#define UINT_FAST16_MAX UINT16_MAX |
| 170 | +#define UINT_FAST32_MAX UINT32_MAX |
| 171 | +#define UINT_FAST64_MAX UINT64_MAX |
| 172 | + |
| 173 | +// 7.18.2.4 Limits of integer types capable of holding object pointers |
| 174 | +#ifdef _WIN64 // [ |
| 175 | +# define INTPTR_MIN INT64_MIN |
| 176 | +# define INTPTR_MAX INT64_MAX |
| 177 | +# define UINTPTR_MAX UINT64_MAX |
| 178 | +#else // _WIN64 ][ |
| 179 | +# define INTPTR_MIN INT32_MIN |
| 180 | +# define INTPTR_MAX INT32_MAX |
| 181 | +# define UINTPTR_MAX UINT32_MAX |
| 182 | +#endif // _WIN64 ] |
| 183 | + |
| 184 | +// 7.18.2.5 Limits of greatest-width integer types |
| 185 | +#define INTMAX_MIN INT64_MIN |
| 186 | +#define INTMAX_MAX INT64_MAX |
| 187 | +#define UINTMAX_MAX UINT64_MAX |
| 188 | + |
| 189 | +// 7.18.3 Limits of other integer types |
| 190 | + |
| 191 | +#ifdef _WIN64 // [ |
| 192 | +# define PTRDIFF_MIN _I64_MIN |
| 193 | +# define PTRDIFF_MAX _I64_MAX |
| 194 | +#else // _WIN64 ][ |
| 195 | +# define PTRDIFF_MIN _I32_MIN |
| 196 | +# define PTRDIFF_MAX _I32_MAX |
| 197 | +#endif // _WIN64 ] |
| 198 | + |
| 199 | +#define SIG_ATOMIC_MIN INT_MIN |
| 200 | +#define SIG_ATOMIC_MAX INT_MAX |
| 201 | + |
| 202 | +#ifndef SIZE_MAX // [ |
| 203 | +# ifdef _WIN64 // [ |
| 204 | +# define SIZE_MAX _UI64_MAX |
| 205 | +# else // _WIN64 ][ |
| 206 | +# define SIZE_MAX _UI32_MAX |
| 207 | +# endif // _WIN64 ] |
| 208 | +#endif // SIZE_MAX ] |
| 209 | + |
| 210 | +// WCHAR_MIN and WCHAR_MAX are also defined in <wchar.h> |
| 211 | +#ifndef WCHAR_MIN // [ |
| 212 | +# define WCHAR_MIN 0 |
| 213 | +#endif // WCHAR_MIN ] |
| 214 | +#ifndef WCHAR_MAX // [ |
| 215 | +# define WCHAR_MAX _UI16_MAX |
| 216 | +#endif // WCHAR_MAX ] |
| 217 | + |
| 218 | +#define WINT_MIN 0 |
| 219 | +#define WINT_MAX _UI16_MAX |
| 220 | + |
| 221 | +#endif // __STDC_LIMIT_MACROS ] |
| 222 | + |
| 223 | + |
| 224 | +// 7.18.4 Limits of other integer types |
| 225 | + |
| 226 | +#if !defined(__cplusplus) || defined(__STDC_CONSTANT_MACROS) // [ See footnote 224 at page 260 |
| 227 | + |
| 228 | +// 7.18.4.1 Macros for minimum-width integer constants |
| 229 | + |
| 230 | +#define INT8_C(val) val##i8 |
| 231 | +#define INT16_C(val) val##i16 |
| 232 | +#define INT32_C(val) val##i32 |
| 233 | +#define INT64_C(val) val##i64 |
| 234 | + |
| 235 | +#define UINT8_C(val) val##ui8 |
| 236 | +#define UINT16_C(val) val##ui16 |
| 237 | +#define UINT32_C(val) val##ui32 |
| 238 | +#define UINT64_C(val) val##ui64 |
| 239 | + |
| 240 | +// 7.18.4.2 Macros for greatest-width integer constants |
| 241 | +#define INTMAX_C INT64_C |
| 242 | +#define UINTMAX_C UINT64_C |
| 243 | + |
| 244 | +#endif // __STDC_CONSTANT_MACROS ] |
| 245 | + |
| 246 | + |
| 247 | +#endif // _MSC_STDINT_H_ ] |
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