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) 2006-2013 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. Neither the name of the product nor the names of its contributors may 17 // be used to endorse or promote products derived from this software 18 // without specific prior written permission. 19 // 20 // THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 21 // WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 22 // MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO 23 // EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 24 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 25 // PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 26 // OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 27 // WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 28 // OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 29 // ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 30 // 31 /////////////////////////////////////////////////////////////////////////////// 32 33 #ifndef _MSC_VER // [ 34 #error "Use this header only with Microsoft Visual C++ compilers!" 35 #endif // _MSC_VER ] 36 37 #ifndef _MSC_STDINT_H_ // [ 38 #define _MSC_STDINT_H_ 39 40 #if _MSC_VER > 1000 41 #pragma once 42 #endif 43 44 #if _MSC_VER >= 1600 // [ 45 #include <stdint.h> 46 #else // ] _MSC_VER >= 1600 [ 47 48 #include <limits.h> 49 50 // For Visual Studio 6 in C++ mode and for many Visual Studio versions when 51 // compiling for ARM we should wrap <wchar.h> include with 'extern "C++" {}' 52 // or compiler give many errors like this: 53 // error C2733: second C linkage of overloaded function 'wmemchr' not allowed 54 #ifdef __cplusplus 55 extern "C" { 56 #endif 57 # include <wchar.h> 58 #ifdef __cplusplus 59 } 60 #endif 61 62 // Define _W64 macros to mark types changing their size, like intptr_t. 63 #ifndef _W64 64 # if !defined(__midl) && (defined(_X86_) || defined(_M_IX86)) && _MSC_VER >= 1300 65 # define _W64 __w64 66 # else 67 # define _W64 68 # endif 69 #endif 70 71 72 // 7.18.1 Integer types 73 74 // 7.18.1.1 Exact-width integer types 75 76 // Visual Studio 6 and Embedded Visual C++ 4 doesn't 77 // realize that, e.g. char has the same size as __int8 78 // so we give up on __intX for them. 79 #if (_MSC_VER < 1300) 80 typedef signed char int8_t; 81 typedef signed short int16_t; 82 typedef signed int int32_t; 83 typedef unsigned char uint8_t; 84 typedef unsigned short uint16_t; 85 typedef unsigned int uint32_t; 86 #else 87 typedef signed __int8 int8_t; 88 typedef signed __int16 int16_t; 89 typedef signed __int32 int32_t; 90 typedef unsigned __int8 uint8_t; 91 typedef unsigned __int16 uint16_t; 92 typedef unsigned __int32 uint32_t; 93 #endif 94 typedef signed __int64 int64_t; 95 typedef unsigned __int64 uint64_t; 96 97 98 // 7.18.1.2 Minimum-width integer types 99 typedef int8_t int_least8_t; 100 typedef int16_t int_least16_t; 101 typedef int32_t int_least32_t; 102 typedef int64_t int_least64_t; 103 typedef uint8_t uint_least8_t; 104 typedef uint16_t uint_least16_t; 105 typedef uint32_t uint_least32_t; 106 typedef uint64_t uint_least64_t; 107 108 // 7.18.1.3 Fastest minimum-width integer types 109 typedef int8_t int_fast8_t; 110 typedef int16_t int_fast16_t; 111 typedef int32_t int_fast32_t; 112 typedef int64_t int_fast64_t; 113 typedef uint8_t uint_fast8_t; 114 typedef uint16_t uint_fast16_t; 115 typedef uint32_t uint_fast32_t; 116 typedef uint64_t uint_fast64_t; 117 118 // 7.18.1.4 Integer types capable of holding object pointers 119 #ifdef _WIN64 // [ 120 typedef signed __int64 intptr_t; 121 typedef unsigned __int64 uintptr_t; 122 #else // _WIN64 ][ 123 typedef _W64 signed int intptr_t; 124 typedef _W64 unsigned int uintptr_t; 125 #endif // _WIN64 ] 126 127 // 7.18.1.5 Greatest-width integer types 128 typedef int64_t intmax_t; 129 typedef uint64_t uintmax_t; 130 131 132 // 7.18.2 Limits of specified-width integer types 133 134 #if !defined(__cplusplus) || defined(__STDC_LIMIT_MACROS) // [ See footnote 220 at page 257 and footnote 221 at page 259 135 136 // 7.18.2.1 Limits of exact-width integer types 137 #define INT8_MIN ((int8_t)_I8_MIN) 138 #define INT8_MAX _I8_MAX 139 #define INT16_MIN ((int16_t)_I16_MIN) 140 #define INT16_MAX _I16_MAX 141 #define INT32_MIN ((int32_t)_I32_MIN) 142 #define INT32_MAX _I32_MAX 143 #define INT64_MIN ((int64_t)_I64_MIN) 144 #define INT64_MAX _I64_MAX 145 #define UINT8_MAX _UI8_MAX 146 #define UINT16_MAX _UI16_MAX 147 #define UINT32_MAX _UI32_MAX 148 #define UINT64_MAX _UI64_MAX 149 150 // 7.18.2.2 Limits of minimum-width integer types 151 #define INT_LEAST8_MIN INT8_MIN 152 #define INT_LEAST8_MAX INT8_MAX 153 #define INT_LEAST16_MIN INT16_MIN 154 #define INT_LEAST16_MAX INT16_MAX 155 #define INT_LEAST32_MIN INT32_MIN 156 #define INT_LEAST32_MAX INT32_MAX 157 #define INT_LEAST64_MIN INT64_MIN 158 #define INT_LEAST64_MAX INT64_MAX 159 #define UINT_LEAST8_MAX UINT8_MAX 160 #define UINT_LEAST16_MAX UINT16_MAX 161 #define UINT_LEAST32_MAX UINT32_MAX 162 #define UINT_LEAST64_MAX UINT64_MAX 163 164 // 7.18.2.3 Limits of fastest minimum-width integer types 165 #define INT_FAST8_MIN INT8_MIN 166 #define INT_FAST8_MAX INT8_MAX 167 #define INT_FAST16_MIN INT16_MIN 168 #define INT_FAST16_MAX INT16_MAX 169 #define INT_FAST32_MIN INT32_MIN 170 #define INT_FAST32_MAX INT32_MAX 171 #define INT_FAST64_MIN INT64_MIN 172 #define INT_FAST64_MAX INT64_MAX 173 #define UINT_FAST8_MAX UINT8_MAX 174 #define UINT_FAST16_MAX UINT16_MAX 175 #define UINT_FAST32_MAX UINT32_MAX 176 #define UINT_FAST64_MAX UINT64_MAX 177 178 // 7.18.2.4 Limits of integer types capable of holding object pointers 179 #ifdef _WIN64 // [ 180 # define INTPTR_MIN INT64_MIN 181 # define INTPTR_MAX INT64_MAX 182 # define UINTPTR_MAX UINT64_MAX 183 #else // _WIN64 ][ 184 # define INTPTR_MIN INT32_MIN 185 # define INTPTR_MAX INT32_MAX 186 # define UINTPTR_MAX UINT32_MAX 187 #endif // _WIN64 ] 188 189 // 7.18.2.5 Limits of greatest-width integer types 190 #define INTMAX_MIN INT64_MIN 191 #define INTMAX_MAX INT64_MAX 192 #define UINTMAX_MAX UINT64_MAX 193 194 // 7.18.3 Limits of other integer types 195 196 #ifdef _WIN64 // [ 197 # define PTRDIFF_MIN _I64_MIN 198 # define PTRDIFF_MAX _I64_MAX 199 #else // _WIN64 ][ 200 # define PTRDIFF_MIN _I32_MIN 201 # define PTRDIFF_MAX _I32_MAX 202 #endif // _WIN64 ] 203 204 #define SIG_ATOMIC_MIN INT_MIN 205 #define SIG_ATOMIC_MAX INT_MAX 206 207 #ifndef SIZE_MAX // [ 208 # ifdef _WIN64 // [ 209 # define SIZE_MAX _UI64_MAX 210 # else // _WIN64 ][ 211 # define SIZE_MAX _UI32_MAX 212 # endif // _WIN64 ] 213 #endif // SIZE_MAX ] 214 215 // WCHAR_MIN and WCHAR_MAX are also defined in <wchar.h> 216 #ifndef WCHAR_MIN // [ 217 # define WCHAR_MIN 0 218 #endif // WCHAR_MIN ] 219 #ifndef WCHAR_MAX // [ 220 # define WCHAR_MAX _UI16_MAX 221 #endif // WCHAR_MAX ] 222 223 #define WINT_MIN 0 224 #define WINT_MAX _UI16_MAX 225 226 #endif // __STDC_LIMIT_MACROS ] 227 228 229 // 7.18.4 Limits of other integer types 230 231 #if !defined(__cplusplus) || defined(__STDC_CONSTANT_MACROS) // [ See footnote 224 at page 260 232 233 // 7.18.4.1 Macros for minimum-width integer constants 234 235 #define INT8_C(val) val##i8 236 #define INT16_C(val) val##i16 237 #define INT32_C(val) val##i32 238 #define INT64_C(val) val##i64 239 240 #define UINT8_C(val) val##ui8 241 #define UINT16_C(val) val##ui16 242 #define UINT32_C(val) val##ui32 243 #define UINT64_C(val) val##ui64 244 245 // 7.18.4.2 Macros for greatest-width integer constants 246 // These #ifndef's are needed to prevent collisions with <boost/cstdint.hpp>. 247 // Check out Issue 9 for the details. 248 #ifndef INTMAX_C // [ 249 # define INTMAX_C INT64_C 250 #endif // INTMAX_C ] 251 #ifndef UINTMAX_C // [ 252 # define UINTMAX_C UINT64_C 253 #endif // UINTMAX_C ] 254 255 #endif // __STDC_CONSTANT_MACROS ] 256 257 #endif // _MSC_VER >= 1600 ] 258 259 #endif // _MSC_STDINT_H_ ] 260