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) 2006-2013 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. Neither the name of the product nor the names of its contributors may
17 //      be used to endorse or promote products derived from this software
18 //      without specific prior written permission.
19 //
20 // THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
21 // WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
22 // MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
23 // EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
24 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
25 // PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
26 // OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
27 // WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
28 // OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
29 // ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30 //
31 ///////////////////////////////////////////////////////////////////////////////
32 
33 // The above software in this distribution may have been modified by
34 // THL A29 Limited ("Tencent Modifications").
35 // All Tencent Modifications are Copyright (C) 2015 THL A29 Limited.
36 
37 #ifndef _MSC_VER // [
38 #error "Use this header only with Microsoft Visual C++ compilers!"
39 #endif // _MSC_VER ]
40 
41 #ifndef _MSC_STDINT_H_ // [
42 #define _MSC_STDINT_H_
43 
44 #if _MSC_VER > 1000
45 #pragma once
46 #endif
47 
48 // miloyip: Originally Visual Studio 2010 uses its own stdint.h. However it generates warning with INT64_C(), so change to use this file for vs2010.
49 #if _MSC_VER >= 1600 // [
50 #include <stdint.h>
51 
52 #if !defined(__cplusplus) || defined(__STDC_CONSTANT_MACROS) // [   See footnote 224 at page 260
53 
54 #undef INT8_C
55 #undef INT16_C
56 #undef INT32_C
57 #undef INT64_C
58 #undef UINT8_C
59 #undef UINT16_C
60 #undef UINT32_C
61 #undef UINT64_C
62 
63 // 7.18.4.1 Macros for minimum-width integer constants
64 
65 #define INT8_C(val)  val##i8
66 #define INT16_C(val) val##i16
67 #define INT32_C(val) val##i32
68 #define INT64_C(val) val##i64
69 
70 #define UINT8_C(val)  val##ui8
71 #define UINT16_C(val) val##ui16
72 #define UINT32_C(val) val##ui32
73 #define UINT64_C(val) val##ui64
74 
75 // 7.18.4.2 Macros for greatest-width integer constants
76 // These #ifndef's are needed to prevent collisions with <boost/cstdint.hpp>.
77 // Check out Issue 9 for the details.
78 #ifndef INTMAX_C //   [
79 #  define INTMAX_C   INT64_C
80 #endif // INTMAX_C    ]
81 #ifndef UINTMAX_C //  [
82 #  define UINTMAX_C  UINT64_C
83 #endif // UINTMAX_C   ]
84 
85 #endif // __STDC_CONSTANT_MACROS ]
86 
87 #else // ] _MSC_VER >= 1700 [
88 
89 #include <limits.h>
90 
91 // For Visual Studio 6 in C++ mode and for many Visual Studio versions when
92 // compiling for ARM we should wrap <wchar.h> include with 'extern "C++" {}'
93 // or compiler give many errors like this:
94 //   error C2733: second C linkage of overloaded function 'wmemchr' not allowed
95 #ifdef __cplusplus
96 extern "C" {
97 #endif
98 #  include <wchar.h>
99 #ifdef __cplusplus
100 }
101 #endif
102 
103 // Define _W64 macros to mark types changing their size, like intptr_t.
104 #ifndef _W64
105 #  if !defined(__midl) && (defined(_X86_) || defined(_M_IX86)) && _MSC_VER >= 1300
106 #     define _W64 __w64
107 #  else
108 #     define _W64
109 #  endif
110 #endif
111 
112 
113 // 7.18.1 Integer types
114 
115 // 7.18.1.1 Exact-width integer types
116 
117 // Visual Studio 6 and Embedded Visual C++ 4 doesn't
118 // realize that, e.g. char has the same size as __int8
119 // so we give up on __intX for them.
120 #if (_MSC_VER < 1300)
121    typedef signed char       int8_t;
122    typedef signed short      int16_t;
123    typedef signed int        int32_t;
124    typedef unsigned char     uint8_t;
125    typedef unsigned short    uint16_t;
126    typedef unsigned int      uint32_t;
127 #else
128    typedef signed __int8     int8_t;
129    typedef signed __int16    int16_t;
130    typedef signed __int32    int32_t;
131    typedef unsigned __int8   uint8_t;
132    typedef unsigned __int16  uint16_t;
133    typedef unsigned __int32  uint32_t;
134 #endif
135 typedef signed __int64       int64_t;
136 typedef unsigned __int64     uint64_t;
137 
138 
139 // 7.18.1.2 Minimum-width integer types
140 typedef int8_t    int_least8_t;
141 typedef int16_t   int_least16_t;
142 typedef int32_t   int_least32_t;
143 typedef int64_t   int_least64_t;
144 typedef uint8_t   uint_least8_t;
145 typedef uint16_t  uint_least16_t;
146 typedef uint32_t  uint_least32_t;
147 typedef uint64_t  uint_least64_t;
148 
149 // 7.18.1.3 Fastest minimum-width integer types
150 typedef int8_t    int_fast8_t;
151 typedef int16_t   int_fast16_t;
152 typedef int32_t   int_fast32_t;
153 typedef int64_t   int_fast64_t;
154 typedef uint8_t   uint_fast8_t;
155 typedef uint16_t  uint_fast16_t;
156 typedef uint32_t  uint_fast32_t;
157 typedef uint64_t  uint_fast64_t;
158 
159 // 7.18.1.4 Integer types capable of holding object pointers
160 #ifdef _WIN64 // [
161    typedef signed __int64    intptr_t;
162    typedef unsigned __int64  uintptr_t;
163 #else // _WIN64 ][
164    typedef _W64 signed int   intptr_t;
165    typedef _W64 unsigned int uintptr_t;
166 #endif // _WIN64 ]
167 
168 // 7.18.1.5 Greatest-width integer types
169 typedef int64_t   intmax_t;
170 typedef uint64_t  uintmax_t;
171 
172 
173 // 7.18.2 Limits of specified-width integer types
174 
175 #if !defined(__cplusplus) || defined(__STDC_LIMIT_MACROS) // [   See footnote 220 at page 257 and footnote 221 at page 259
176 
177 // 7.18.2.1 Limits of exact-width integer types
178 #define INT8_MIN     ((int8_t)_I8_MIN)
179 #define INT8_MAX     _I8_MAX
180 #define INT16_MIN    ((int16_t)_I16_MIN)
181 #define INT16_MAX    _I16_MAX
182 #define INT32_MIN    ((int32_t)_I32_MIN)
183 #define INT32_MAX    _I32_MAX
184 #define INT64_MIN    ((int64_t)_I64_MIN)
185 #define INT64_MAX    _I64_MAX
186 #define UINT8_MAX    _UI8_MAX
187 #define UINT16_MAX   _UI16_MAX
188 #define UINT32_MAX   _UI32_MAX
189 #define UINT64_MAX   _UI64_MAX
190 
191 // 7.18.2.2 Limits of minimum-width integer types
192 #define INT_LEAST8_MIN    INT8_MIN
193 #define INT_LEAST8_MAX    INT8_MAX
194 #define INT_LEAST16_MIN   INT16_MIN
195 #define INT_LEAST16_MAX   INT16_MAX
196 #define INT_LEAST32_MIN   INT32_MIN
197 #define INT_LEAST32_MAX   INT32_MAX
198 #define INT_LEAST64_MIN   INT64_MIN
199 #define INT_LEAST64_MAX   INT64_MAX
200 #define UINT_LEAST8_MAX   UINT8_MAX
201 #define UINT_LEAST16_MAX  UINT16_MAX
202 #define UINT_LEAST32_MAX  UINT32_MAX
203 #define UINT_LEAST64_MAX  UINT64_MAX
204 
205 // 7.18.2.3 Limits of fastest minimum-width integer types
206 #define INT_FAST8_MIN    INT8_MIN
207 #define INT_FAST8_MAX    INT8_MAX
208 #define INT_FAST16_MIN   INT16_MIN
209 #define INT_FAST16_MAX   INT16_MAX
210 #define INT_FAST32_MIN   INT32_MIN
211 #define INT_FAST32_MAX   INT32_MAX
212 #define INT_FAST64_MIN   INT64_MIN
213 #define INT_FAST64_MAX   INT64_MAX
214 #define UINT_FAST8_MAX   UINT8_MAX
215 #define UINT_FAST16_MAX  UINT16_MAX
216 #define UINT_FAST32_MAX  UINT32_MAX
217 #define UINT_FAST64_MAX  UINT64_MAX
218 
219 // 7.18.2.4 Limits of integer types capable of holding object pointers
220 #ifdef _WIN64 // [
221 #  define INTPTR_MIN   INT64_MIN
222 #  define INTPTR_MAX   INT64_MAX
223 #  define UINTPTR_MAX  UINT64_MAX
224 #else // _WIN64 ][
225 #  define INTPTR_MIN   INT32_MIN
226 #  define INTPTR_MAX   INT32_MAX
227 #  define UINTPTR_MAX  UINT32_MAX
228 #endif // _WIN64 ]
229 
230 // 7.18.2.5 Limits of greatest-width integer types
231 #define INTMAX_MIN   INT64_MIN
232 #define INTMAX_MAX   INT64_MAX
233 #define UINTMAX_MAX  UINT64_MAX
234 
235 // 7.18.3 Limits of other integer types
236 
237 #ifdef _WIN64 // [
238 #  define PTRDIFF_MIN  _I64_MIN
239 #  define PTRDIFF_MAX  _I64_MAX
240 #else  // _WIN64 ][
241 #  define PTRDIFF_MIN  _I32_MIN
242 #  define PTRDIFF_MAX  _I32_MAX
243 #endif  // _WIN64 ]
244 
245 #define SIG_ATOMIC_MIN  INT_MIN
246 #define SIG_ATOMIC_MAX  INT_MAX
247 
248 #ifndef SIZE_MAX // [
249 #  ifdef _WIN64 // [
250 #     define SIZE_MAX  _UI64_MAX
251 #  else // _WIN64 ][
252 #     define SIZE_MAX  _UI32_MAX
253 #  endif // _WIN64 ]
254 #endif // SIZE_MAX ]
255 
256 // WCHAR_MIN and WCHAR_MAX are also defined in <wchar.h>
257 #ifndef WCHAR_MIN // [
258 #  define WCHAR_MIN  0
259 #endif  // WCHAR_MIN ]
260 #ifndef WCHAR_MAX // [
261 #  define WCHAR_MAX  _UI16_MAX
262 #endif  // WCHAR_MAX ]
263 
264 #define WINT_MIN  0
265 #define WINT_MAX  _UI16_MAX
266 
267 #endif // __STDC_LIMIT_MACROS ]
268 
269 
270 // 7.18.4 Limits of other integer types
271 
272 #if !defined(__cplusplus) || defined(__STDC_CONSTANT_MACROS) // [   See footnote 224 at page 260
273 
274 // 7.18.4.1 Macros for minimum-width integer constants
275 
276 #define INT8_C(val)  val##i8
277 #define INT16_C(val) val##i16
278 #define INT32_C(val) val##i32
279 #define INT64_C(val) val##i64
280 
281 #define UINT8_C(val)  val##ui8
282 #define UINT16_C(val) val##ui16
283 #define UINT32_C(val) val##ui32
284 #define UINT64_C(val) val##ui64
285 
286 // 7.18.4.2 Macros for greatest-width integer constants
287 // These #ifndef's are needed to prevent collisions with <boost/cstdint.hpp>.
288 // Check out Issue 9 for the details.
289 #ifndef INTMAX_C //   [
290 #  define INTMAX_C   INT64_C
291 #endif // INTMAX_C    ]
292 #ifndef UINTMAX_C //  [
293 #  define UINTMAX_C  UINT64_C
294 #endif // UINTMAX_C   ]
295 
296 #endif // __STDC_CONSTANT_MACROS ]
297 
298 #endif // _MSC_VER >= 1600 ]
299 
300 #endif // _MSC_STDINT_H_ ]
301