1 /* ISO C9x compliant stdint.h for Microsoft Visual Studio
2 * Based on ISO/IEC 9899:TC2 Committee draft (May 6, 2005) WG14/N1124
4 * Copyright (c) 2006-2008 Alexander Chemeris
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions are met:
9 * 1. Redistributions of source code must retain the above copyright notice,
10 * this list of conditions and the following disclaimer.
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.
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.
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.
31 #ifndef __RARCH_STDINT_H
32 #define __RARCH_STDINT_H
34 #if _MSC_VER && (_MSC_VER < 1600)
35 /* Pre-MSVC 2010 needs an implementation of stdint.h. */
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:
47 * error C2733: second C linkage of overloaded function 'wmemchr' not allowed
61 /* Define _W64 macros to mark types changing their size, like intptr_t. */
63 # if !defined(__midl) && (defined(_X86_) || defined(_M_IX86)) && _MSC_VER >= 1300
70 /* 7.18.1 Integer types. */
72 /* 7.18.1.1 Exact-width integer types. */
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.
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;
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;
93 typedef signed __int64 int64_t;
94 typedef unsigned __int64 uint64_t;
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;
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;
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 ] */
125 /* 7.18.1.5 Greatest-width integer types. */
126 typedef int64_t intmax_t;
127 typedef uint64_t uintmax_t;
129 /* 7.18.2 Limits of specified-width integer types. */
131 #if !defined(__cplusplus) || defined(__STDC_LIMIT_MACROS)
132 /* [ See footnote 220 at page 257 and footnote 221 at page 259. */
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
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
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
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 ] */
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
192 /* 7.18.3 Limits of other integer types */
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 ] */
202 #define SIG_ATOMIC_MIN INT_MIN
203 #define SIG_ATOMIC_MAX INT_MAX
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 ] */
213 /* WCHAR_MIN and WCHAR_MAX are also defined in <wchar.h> */
214 #ifndef WCHAR_MIN /* [ */
216 #endif /* WCHAR_MIN ] */
217 #ifndef WCHAR_MAX // [
218 # define WCHAR_MAX _UI16_MAX
219 #endif /* WCHAR_MAX ] */
222 #define WINT_MAX _UI16_MAX
224 #endif /* __STDC_LIMIT_MACROS ] */
226 /* 7.18.4 Limits of other integer types */
228 #if !defined(__cplusplus) || defined(__STDC_CONSTANT_MACROS)
229 /* [ See footnote 224 at page 260 */
231 /* 7.18.4.1 Macros for minimum-width integer constants */
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
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
243 /* 7.18.4.2 Macros for greatest-width integer constants */
244 #define INTMAX_C INT64_C
245 #define UINTMAX_C UINT64_C
248 /* __STDC_CONSTANT_MACROS ] */
251 /* Sanity for everything else. */