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 #ifndef __RARCH_STDINT_H 32 #define __RARCH_STDINT_H 33 34 #if _MSC_VER && (_MSC_VER < 1600) 35 /* Pre-MSVC 2010 needs an implementation of stdint.h. */ 36 37 #if _MSC_VER > 1000 38 #pragma once 39 #endif 40 41 #include <limits.h> 42 43 /* For Visual Studio 6 in C++ mode and for many Visual Studio versions when 44 * compiling for ARM we should wrap <wchar.h> include with 'extern "C++" {}' 45 * or compiler give many errors like this: 46 * 47 * error C2733: second C linkage of overloaded function 'wmemchr' not allowed 48 */ 49 #ifdef __cplusplus 50 #if _MSC_VER <= 1200 51 extern "C++" { 52 #else 53 extern "C" { 54 #endif 55 #endif 56 # include <wchar.h> 57 #ifdef __cplusplus 58 } 59 #endif 60 61 /* Define _W64 macros to mark types changing their size, like intptr_t. */ 62 #ifndef _W64 63 # if !defined(__midl) && (defined(_X86_) || defined(_M_IX86)) && _MSC_VER >= 1300 64 # define _W64 __w64 65 # else 66 # define _W64 67 # endif 68 #endif 69 70 /* 7.18.1 Integer types. */ 71 72 /* 7.18.1.1 Exact-width integer types. */ 73 74 /* Visual Studio 6 and Embedded Visual C++ 4 doesn't 75 * realize that, e.g. char has the same size as __int8 76 * so we give up on __intX for them. 77 */ 78 #if (_MSC_VER < 1300) 79 typedef signed char int8_t; 80 typedef signed short int16_t; 81 typedef signed int int32_t; 82 typedef unsigned char uint8_t; 83 typedef unsigned short uint16_t; 84 typedef unsigned int uint32_t; 85 #else 86 typedef signed __int8 int8_t; 87 typedef signed __int16 int16_t; 88 typedef signed __int32 int32_t; 89 typedef unsigned __int8 uint8_t; 90 typedef unsigned __int16 uint16_t; 91 typedef unsigned __int32 uint32_t; 92 #endif 93 typedef signed __int64 int64_t; 94 typedef unsigned __int64 uint64_t; 95 96 /* 7.18.1.2 Minimum-width integer types. */ 97 typedef int8_t int_least8_t; 98 typedef int16_t int_least16_t; 99 typedef int32_t int_least32_t; 100 typedef int64_t int_least64_t; 101 typedef uint8_t uint_least8_t; 102 typedef uint16_t uint_least16_t; 103 typedef uint32_t uint_least32_t; 104 typedef uint64_t uint_least64_t; 105 106 /* 7.18.1.3 Fastest minimum-width integer types. */ 107 typedef int8_t int_fast8_t; 108 typedef int16_t int_fast16_t; 109 typedef int32_t int_fast32_t; 110 typedef int64_t int_fast64_t; 111 typedef uint8_t uint_fast8_t; 112 typedef uint16_t uint_fast16_t; 113 typedef uint32_t uint_fast32_t; 114 typedef uint64_t uint_fast64_t; 115 116 /* 7.18.1.4 Integer types capable of holding object pointers. */ 117 #ifdef _WIN64 /* [ */ 118 typedef signed __int64 intptr_t; 119 typedef unsigned __int64 uintptr_t; 120 #else /* _WIN64 ][ */ 121 typedef _W64 signed int intptr_t; 122 typedef _W64 unsigned int uintptr_t; 123 #endif /* _WIN64 ] */ 124 125 /* 7.18.1.5 Greatest-width integer types. */ 126 typedef int64_t intmax_t; 127 typedef uint64_t uintmax_t; 128 129 /* 7.18.2 Limits of specified-width integer types. */ 130 131 #if !defined(__cplusplus) || defined(__STDC_LIMIT_MACROS) 132 /* [ See footnote 220 at page 257 and footnote 221 at page 259. */ 133 134 /* 7.18.2.1 Limits of exact-width integer types. */ 135 #define INT8_MIN ((int8_t)_I8_MIN) 136 #define INT8_MAX _I8_MAX 137 #define INT16_MIN ((int16_t)_I16_MIN) 138 #define INT16_MAX _I16_MAX 139 #define INT32_MIN ((int32_t)_I32_MIN) 140 #define INT32_MAX _I32_MAX 141 #define INT64_MIN ((int64_t)_I64_MIN) 142 #define INT64_MAX _I64_MAX 143 #define UINT8_MAX _UI8_MAX 144 #define UINT16_MAX _UI16_MAX 145 #define UINT32_MAX _UI32_MAX 146 #define UINT64_MAX _UI64_MAX 147 148 /* 7.18.2.2 Limits of minimum-width integer types. */ 149 #define INT_LEAST8_MIN INT8_MIN 150 #define INT_LEAST8_MAX INT8_MAX 151 #define INT_LEAST16_MIN INT16_MIN 152 #define INT_LEAST16_MAX INT16_MAX 153 #define INT_LEAST32_MIN INT32_MIN 154 #define INT_LEAST32_MAX INT32_MAX 155 #define INT_LEAST64_MIN INT64_MIN 156 #define INT_LEAST64_MAX INT64_MAX 157 #define UINT_LEAST8_MAX UINT8_MAX 158 #define UINT_LEAST16_MAX UINT16_MAX 159 #define UINT_LEAST32_MAX UINT32_MAX 160 #define UINT_LEAST64_MAX UINT64_MAX 161 162 /* 7.18.2.3 Limits of fastest minimum-width integer types. */ 163 #define INT_FAST8_MIN INT8_MIN 164 #define INT_FAST8_MAX INT8_MAX 165 #define INT_FAST16_MIN INT16_MIN 166 #define INT_FAST16_MAX INT16_MAX 167 #define INT_FAST32_MIN INT32_MIN 168 #define INT_FAST32_MAX INT32_MAX 169 #define INT_FAST64_MIN INT64_MIN 170 #define INT_FAST64_MAX INT64_MAX 171 #define UINT_FAST8_MAX UINT8_MAX 172 #define UINT_FAST16_MAX UINT16_MAX 173 #define UINT_FAST32_MAX UINT32_MAX 174 #define UINT_FAST64_MAX UINT64_MAX 175 176 /* 7.18.2.4 Limits of integer types capable of holding object pointers. */ 177 #ifdef _WIN64 /* [ */ 178 # define INTPTR_MIN INT64_MIN 179 # define INTPTR_MAX INT64_MAX 180 # define UINTPTR_MAX UINT64_MAX 181 #else /* _WIN64 ][ */ 182 # define INTPTR_MIN INT32_MIN 183 # define INTPTR_MAX INT32_MAX 184 # define UINTPTR_MAX UINT32_MAX 185 #endif /* _WIN64 ] */ 186 187 /* 7.18.2.5 Limits of greatest-width integer types */ 188 #define INTMAX_MIN INT64_MIN 189 #define INTMAX_MAX INT64_MAX 190 #define UINTMAX_MAX UINT64_MAX 191 192 /* 7.18.3 Limits of other integer types */ 193 194 #ifdef _WIN64 /* [ */ 195 # define PTRDIFF_MIN _I64_MIN 196 # define PTRDIFF_MAX _I64_MAX 197 #else /* _WIN64 ][ */ 198 # define PTRDIFF_MIN _I32_MIN 199 # define PTRDIFF_MAX _I32_MAX 200 #endif /* _WIN64 ] */ 201 202 #define SIG_ATOMIC_MIN INT_MIN 203 #define SIG_ATOMIC_MAX INT_MAX 204 205 #ifndef SIZE_MAX /* [ */ 206 # ifdef _WIN64 /* [ */ 207 # define SIZE_MAX _UI64_MAX 208 # else /* _WIN64 ][ */ 209 # define SIZE_MAX _UI32_MAX 210 # endif /* _WIN64 ] */ 211 #endif /* SIZE_MAX ] */ 212 213 /* WCHAR_MIN and WCHAR_MAX are also defined in <wchar.h> */ 214 #ifndef WCHAR_MIN /* [ */ 215 # define WCHAR_MIN 0 216 #endif /* WCHAR_MIN ] */ 217 #ifndef WCHAR_MAX // [ 218 # define WCHAR_MAX _UI16_MAX 219 #endif /* WCHAR_MAX ] */ 220 221 #define WINT_MIN 0 222 #define WINT_MAX _UI16_MAX 223 224 #endif /* __STDC_LIMIT_MACROS ] */ 225 226 /* 7.18.4 Limits of other integer types */ 227 228 #if !defined(__cplusplus) || defined(__STDC_CONSTANT_MACROS) 229 /* [ See footnote 224 at page 260 */ 230 231 /* 7.18.4.1 Macros for minimum-width integer constants */ 232 233 #define INT8_C(val) val##i8 234 #define INT16_C(val) val##i16 235 #define INT32_C(val) val##i32 236 #define INT64_C(val) val##i64 237 238 #define UINT8_C(val) val##ui8 239 #define UINT16_C(val) val##ui16 240 #define UINT32_C(val) val##ui32 241 #define UINT64_C(val) val##ui64 242 243 /* 7.18.4.2 Macros for greatest-width integer constants */ 244 #define INTMAX_C INT64_C 245 #define UINTMAX_C UINT64_C 246 247 #endif 248 /* __STDC_CONSTANT_MACROS ] */ 249 250 #else 251 /* Sanity for everything else. */ 252 #include <stdint.h> 253 #endif 254 255 #endif 256