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 wrap <wchar.h> include with 'extern "C++" {}' 46 // or compiler give many errors like this: 47 // error C2733: second C linkage of overloaded function 'wmemchr' not allowed 48 #if (_MSC_VER < 1300) && defined(__cplusplus) 49 extern "C++" { 50 #endif 51 # include <wchar.h> 52 #if (_MSC_VER < 1300) && defined(__cplusplus) 53 } 54 #endif 55 56 // Define _W64 macros to mark types changing their size, like intptr_t. 57 #ifndef _W64 58 # if !defined(__midl) && (defined(_X86_) || defined(_M_IX86)) && _MSC_VER >= 1300 59 # define _W64 __w64 60 # else 61 # define _W64 62 # endif 63 #endif 64 65 66 // 7.18.1 Integer types 67 68 // 7.18.1.1 Exact-width integer types 69 typedef __int8 int8_t; 70 typedef __int16 int16_t; 71 typedef __int32 int32_t; 72 typedef __int64 int64_t; 73 typedef unsigned __int8 uint8_t; 74 typedef unsigned __int16 uint16_t; 75 typedef unsigned __int32 uint32_t; 76 typedef unsigned __int64 uint64_t; 77 78 // 7.18.1.2 Minimum-width integer types 79 typedef int8_t int_least8_t; 80 typedef int16_t int_least16_t; 81 typedef int32_t int_least32_t; 82 typedef int64_t int_least64_t; 83 typedef uint8_t uint_least8_t; 84 typedef uint16_t uint_least16_t; 85 typedef uint32_t uint_least32_t; 86 typedef uint64_t uint_least64_t; 87 88 // 7.18.1.3 Fastest minimum-width integer types 89 typedef int8_t int_fast8_t; 90 typedef int16_t int_fast16_t; 91 typedef int32_t int_fast32_t; 92 typedef int64_t int_fast64_t; 93 typedef uint8_t uint_fast8_t; 94 typedef uint16_t uint_fast16_t; 95 typedef uint32_t uint_fast32_t; 96 typedef uint64_t uint_fast64_t; 97 98 // 7.18.1.4 Integer types capable of holding object pointers 99 #ifdef _WIN64 // [ 100 typedef __int64 intptr_t; 101 typedef unsigned __int64 uintptr_t; 102 #else // _WIN64 ][ 103 typedef _W64 int intptr_t; 104 typedef _W64 unsigned int uintptr_t; 105 #endif // _WIN64 ] 106 107 // 7.18.1.5 Greatest-width integer types 108 typedef int64_t intmax_t; 109 typedef uint64_t uintmax_t; 110 111 112 // 7.18.2 Limits of specified-width integer types 113 114 #if !defined(__cplusplus) || defined(__STDC_LIMIT_MACROS) // [ See footnote 220 at page 257 and footnote 221 at page 259 115 116 // 7.18.2.1 Limits of exact-width integer types 117 #define INT8_MIN ((int8_t)_I8_MIN) 118 #define INT8_MAX _I8_MAX 119 #define INT16_MIN ((int16_t)_I16_MIN) 120 #define INT16_MAX _I16_MAX 121 #define INT32_MIN ((int32_t)_I32_MIN) 122 #define INT32_MAX _I32_MAX 123 #define INT64_MIN ((int64_t)_I64_MIN) 124 #define INT64_MAX _I64_MAX 125 #define UINT8_MAX _UI8_MAX 126 #define UINT16_MAX _UI16_MAX 127 #define UINT32_MAX _UI32_MAX 128 #define UINT64_MAX _UI64_MAX 129 130 // 7.18.2.2 Limits of minimum-width integer types 131 #define INT_LEAST8_MIN INT8_MIN 132 #define INT_LEAST8_MAX INT8_MAX 133 #define INT_LEAST16_MIN INT16_MIN 134 #define INT_LEAST16_MAX INT16_MAX 135 #define INT_LEAST32_MIN INT32_MIN 136 #define INT_LEAST32_MAX INT32_MAX 137 #define INT_LEAST64_MIN INT64_MIN 138 #define INT_LEAST64_MAX INT64_MAX 139 #define UINT_LEAST8_MAX UINT8_MAX 140 #define UINT_LEAST16_MAX UINT16_MAX 141 #define UINT_LEAST32_MAX UINT32_MAX 142 #define UINT_LEAST64_MAX UINT64_MAX 143 144 // 7.18.2.3 Limits of fastest minimum-width integer types 145 #define INT_FAST8_MIN INT8_MIN 146 #define INT_FAST8_MAX INT8_MAX 147 #define INT_FAST16_MIN INT16_MIN 148 #define INT_FAST16_MAX INT16_MAX 149 #define INT_FAST32_MIN INT32_MIN 150 #define INT_FAST32_MAX INT32_MAX 151 #define INT_FAST64_MIN INT64_MIN 152 #define INT_FAST64_MAX INT64_MAX 153 #define UINT_FAST8_MAX UINT8_MAX 154 #define UINT_FAST16_MAX UINT16_MAX 155 #define UINT_FAST32_MAX UINT32_MAX 156 #define UINT_FAST64_MAX UINT64_MAX 157 158 // 7.18.2.4 Limits of integer types capable of holding object pointers 159 #ifdef _WIN64 // [ 160 # define INTPTR_MIN INT64_MIN 161 # define INTPTR_MAX INT64_MAX 162 # define UINTPTR_MAX UINT64_MAX 163 #else // _WIN64 ][ 164 # define INTPTR_MIN INT32_MIN 165 # define INTPTR_MAX INT32_MAX 166 # define UINTPTR_MAX UINT32_MAX 167 #endif // _WIN64 ] 168 169 // 7.18.2.5 Limits of greatest-width integer types 170 #define INTMAX_MIN INT64_MIN 171 #define INTMAX_MAX INT64_MAX 172 #define UINTMAX_MAX UINT64_MAX 173 174 // 7.18.3 Limits of other integer types 175 176 #ifdef _WIN64 // [ 177 # define PTRDIFF_MIN _I64_MIN 178 # define PTRDIFF_MAX _I64_MAX 179 #else // _WIN64 ][ 180 # define PTRDIFF_MIN _I32_MIN 181 # define PTRDIFF_MAX _I32_MAX 182 #endif // _WIN64 ] 183 184 #define SIG_ATOMIC_MIN INT_MIN 185 #define SIG_ATOMIC_MAX INT_MAX 186 187 #ifndef SIZE_MAX // [ 188 # ifdef _WIN64 // [ 189 # define SIZE_MAX _UI64_MAX 190 # else // _WIN64 ][ 191 # define SIZE_MAX _UI32_MAX 192 # endif // _WIN64 ] 193 #endif // SIZE_MAX ] 194 195 // WCHAR_MIN and WCHAR_MAX are also defined in <wchar.h> 196 #ifndef WCHAR_MIN // [ 197 # define WCHAR_MIN 0 198 #endif // WCHAR_MIN ] 199 #ifndef WCHAR_MAX // [ 200 # define WCHAR_MAX _UI16_MAX 201 #endif // WCHAR_MAX ] 202 203 #define WINT_MIN 0 204 #define WINT_MAX _UI16_MAX 205 206 #endif // __STDC_LIMIT_MACROS ] 207 208 209 // 7.18.4 Limits of other integer types 210 211 #if !defined(__cplusplus) || defined(__STDC_CONSTANT_MACROS) // [ See footnote 224 at page 260 212 213 // 7.18.4.1 Macros for minimum-width integer constants 214 215 #define INT8_C(val) val##i8 216 #define INT16_C(val) val##i16 217 #define INT32_C(val) val##i32 218 #define INT64_C(val) val##i64 219 220 #define UINT8_C(val) val##ui8 221 #define UINT16_C(val) val##ui16 222 #define UINT32_C(val) val##ui32 223 #define UINT64_C(val) val##ui64 224 225 // 7.18.4.2 Macros for greatest-width integer constants 226 #define INTMAX_C INT64_C 227 #define UINTMAX_C UINT64_C 228 229 #endif // __STDC_CONSTANT_MACROS ] 230 231 232 #endif // _MSC_STDINT_H_ ] 233
