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3719602c PC |
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 |