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) 2006-2009 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 
32 #ifndef _MSC_VER // [
33 #error "Use this header only with Microsoft Visual C++ compilers!"
34 #endif // _MSC_VER ]
35 
36 // Starting with vc14, many of the C11 features are now included, so we only
37 // need many of these typedefs and defines for older VS suites
38 #if _MSC_VER < 1900
39 
40 #ifndef _MSC_STDINT_H_ // [
41 #define _MSC_STDINT_H_
42 
43 #ifndef _STDINT
44 # define _STDINT
45 #endif
46 
47 #if _MSC_VER > 1000
48 #pragma once
49 #endif
50 
51 #include <limits.h>
52 
53 // For Visual Studio 6 in C++ mode wrap <wchar.h> include with 'extern "C++" {}'
54 // or compiler give many errors like this:
55 //   error C2733: second C linkage of overloaded function 'wmemchr' not allowed
56 #if (_MSC_VER < 1300) && defined(__cplusplus)
57    extern "C++" {
58 #endif
59 #     include <wchar.h>
60 #if (_MSC_VER < 1300) && defined(__cplusplus)
61    }
62 #endif
63 
64 // Define _W64 macros to mark types changing their size, like intptr_t.
65 #ifndef _W64
66 #  if !defined(__midl) && (defined(_X86_) || defined(_M_IX86)) && _MSC_VER >= 1300
67 #     define _W64 __w64
68 #  else
69 #     define _W64
70 #  endif
71 #endif
72 
73 
74 // 7.18.1 Integer types
75 
76 // 7.18.1.1 Exact-width integer types
77 #ifndef int8_t
78 typedef __int8            int8_t;
79 #endif
80 #ifndef int16_t
81 typedef __int16           int16_t;
82 #endif
83 #ifndef int32_t
84 typedef __int32           int32_t;
85 #endif
86 #ifndef int64_t
87 typedef __int64           int64_t;
88 #endif
89 #ifndef uint8_t
90 typedef unsigned __int8   uint8_t;
91 #endif
92 typedef unsigned __int16  uint16_t;
93 #ifndef uint32_t
94 typedef unsigned __int32  uint32_t;
95 #endif
96 typedef unsigned __int64  uint64_t;
97 
98 // 7.18.1.2 Minimum-width integer types
99 typedef int8_t    int_least8_t;
100 typedef int16_t   int_least16_t;
101 typedef int32_t   int_least32_t;
102 typedef int64_t   int_least64_t;
103 typedef uint8_t   uint_least8_t;
104 typedef uint16_t  uint_least16_t;
105 typedef uint32_t  uint_least32_t;
106 typedef uint64_t  uint_least64_t;
107 
108 // 7.18.1.3 Fastest minimum-width integer types
109 typedef int8_t    int_fast8_t;
110 typedef int16_t   int_fast16_t;
111 typedef int32_t   int_fast32_t;
112 typedef int64_t   int_fast64_t;
113 typedef uint8_t   uint_fast8_t;
114 typedef uint16_t  uint_fast16_t;
115 typedef uint32_t  uint_fast32_t;
116 typedef uint32_t  u_int32_t;
117 typedef uint64_t  uint_fast64_t;
118 
119 // 7.18.1.4 Integer types capable of holding object pointers
120 /* intptr_t and uintptr_t are available from stddef.h */
121 #include <stddef.h>
122 
123 // 7.18.1.5 Greatest-width integer types
124 typedef int64_t   intmax_t;
125 typedef uint64_t  uintmax_t;
126 
127 
128 // 7.18.2 Limits of specified-width integer types
129 
130 #if !defined(__cplusplus) || defined(__STDC_LIMIT_MACROS) // [   See footnote 220 at page 257 and footnote 221 at page 259
131 
132 // 7.18.2.1 Limits of exact-width integer types
133 #if _MSC_VER >= 1700 && !defined(_INTSAFE_H_INCLUDED_)
134 #define INT8_MIN     ((int8_t)_I8_MIN)
135 #define INT8_MAX     _I8_MAX
136 #define INT16_MIN    ((int16_t)_I16_MIN)
137 #define INT16_MAX    _I16_MAX
138 #define INT32_MIN    ((int32_t)_I32_MIN)
139 #define INT32_MAX    _I32_MAX
140 #define INT64_MIN    ((int64_t)_I64_MIN)
141 #define INT64_MAX    _I64_MAX
142 #define UINT8_MAX    _UI8_MAX
143 #define UINT16_MAX   _UI16_MAX
144 #define UINT32_MAX   _UI32_MAX
145 #define UINT64_MAX   _UI64_MAX
146 #endif
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 
227 // 7.18.4 Limits of other integer types
228 
229 #if !defined(__cplusplus) || defined(__STDC_CONSTANT_MACROS) // [   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 #if _MSC_VER < 1600
llabs(int64_t i)248 static __inline int64_t llabs(int64_t i)
249 {
250 	return i >= 0 ? i: -i;
251 }
252 #endif
253 
254 #endif // __STDC_CONSTANT_MACROS ]
255 
256 
257 #endif // _MSC_STDINT_H_ ]
258 
259 #else
260 #include <stdint.h>
261 #endif
262 
263 #ifndef u_char
264 typedef unsigned __int8   u_char;
265 #endif
266