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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 >= 13
00 |
| 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 22
0 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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