| 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 signed char int8_t; |
| 76 | typedef signed short int16_t; |
| 77 | typedef signed 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 signed __int8 int8_t; |
| 83 | typedef signed __int16 int16_t; |
| 84 | typedef signed __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 signed __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 signed __int64 intptr_t; |
| 116 | typedef unsigned __int64 uintptr_t; |
| 117 | #else // _WIN64 ][ |
| 118 | typedef _W64 signed 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_ ] |