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) 2006-2013 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. 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.
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.
31 ///////////////////////////////////////////////////////////////////////////////
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.
38 #error "Use this header only with Microsoft Visual C++ compilers!"
41 #ifndef _MSC_STDINT_H_ // [
42 #define _MSC_STDINT_H_
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 // [
52 #if !defined(__cplusplus) || defined(__STDC_CONSTANT_MACROS) // [ See footnote 224 at page 260
63 // 7.18.4.1 Macros for minimum-width integer constants
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
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
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.
79 # define INTMAX_C INT64_C
81 #ifndef UINTMAX_C // [
82 # define UINTMAX_C UINT64_C
85 #endif // __STDC_CONSTANT_MACROS ]
87 #else // ] _MSC_VER >= 1700 [
91 // For Visual Studio 6 in C++ mode and for many Visual Studio versions when
92 // compiling for ARM we have to wrap <wchar.h> include with 'extern "C++" {}'
93 // or compiler would give many errors like this:
94 // error C2733: second C linkage of overloaded function 'wmemchr' not allowed
95 #if defined(__cplusplus) && !defined(_M_ARM)
99 #if defined(__cplusplus) && !defined(_M_ARM)
103 // Define _W64 macros to mark types changing their size, like intptr_t.
105 # if !defined(__midl) && (defined(_X86_) || defined(_M_IX86)) && _MSC_VER >= 1300
113 // 7.18.1 Integer types
115 // 7.18.1.1 Exact-width integer types
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;
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;
135 typedef signed __int64 int64_t;
136 typedef unsigned __int64 uint64_t;
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;
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;
159 // 7.18.1.4 Integer types capable of holding object pointers
161 typedef signed __int64 intptr_t;
162 typedef unsigned __int64 uintptr_t;
164 typedef _W64 signed int intptr_t;
165 typedef _W64 unsigned int uintptr_t;
168 // 7.18.1.5 Greatest-width integer types
169 typedef int64_t intmax_t;
170 typedef uint64_t uintmax_t;
173 // 7.18.2 Limits of specified-width integer types
175 #if !defined(__cplusplus) || defined(__STDC_LIMIT_MACROS) // [ See footnote 220 at page 257 and footnote 221 at page 259
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
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
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
219 // 7.18.2.4 Limits of integer types capable of holding object pointers
221 # define INTPTR_MIN INT64_MIN
222 # define INTPTR_MAX INT64_MAX
223 # define UINTPTR_MAX UINT64_MAX
225 # define INTPTR_MIN INT32_MIN
226 # define INTPTR_MAX INT32_MAX
227 # define UINTPTR_MAX UINT32_MAX
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
235 // 7.18.3 Limits of other integer types
238 # define PTRDIFF_MIN _I64_MIN
239 # define PTRDIFF_MAX _I64_MAX
241 # define PTRDIFF_MIN _I32_MIN
242 # define PTRDIFF_MAX _I32_MAX
245 #define SIG_ATOMIC_MIN INT_MIN
246 #define SIG_ATOMIC_MAX INT_MAX
248 #ifndef SIZE_MAX // [
250 # define SIZE_MAX _UI64_MAX
252 # define SIZE_MAX _UI32_MAX
256 // WCHAR_MIN and WCHAR_MAX are also defined in <wchar.h>
257 #ifndef WCHAR_MIN // [
259 #endif // WCHAR_MIN ]
260 #ifndef WCHAR_MAX // [
261 # define WCHAR_MAX _UI16_MAX
262 #endif // WCHAR_MAX ]
265 #define WINT_MAX _UI16_MAX
267 #endif // __STDC_LIMIT_MACROS ]
270 // 7.18.4 Limits of other integer types
272 #if !defined(__cplusplus) || defined(__STDC_CONSTANT_MACROS) // [ See footnote 224 at page 260
274 // 7.18.4.1 Macros for minimum-width integer constants
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
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
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
292 #ifndef UINTMAX_C // [
293 # define UINTMAX_C UINT64_C
294 #endif // UINTMAX_C ]
296 #endif // __STDC_CONSTANT_MACROS ]
298 #endif // _MSC_VER >= 1600 ]
300 #endif // _MSC_STDINT_H_ ]