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:
32: #ifndef _MSC_VER // [
33: #error "Use this header only with Microsoft Visual C++ compilers!"
34: #endif // _MSC_VER ]
35:
36: #ifndef _MSC_STDINT_H_ // [
37: #define _MSC_STDINT_H_
38:
39: #if _MSC_VER > 1000
40: #pragma once
41: #endif
42:
43: #include <limits.h>
44:
45: // For Visual Studio 6 in C++ mode and for many Visual Studio versions when
46: // compiling for ARM we should wrap <wchar.h> include with 'extern "C++" {}'
47: // or compiler give many errors like this:
48: // error C2733: second C linkage of overloaded function 'wmemchr' not allowed
49: #ifdef __cplusplus
50: extern "C" {
51: #endif
52: # include <wchar.h>
53: #ifdef __cplusplus
54: }
55: #endif
56:
57: // Define _W64 macros to mark types changing their size, like intptr_t.
58: #ifndef _W64
59: # if !defined(__midl) && (defined(_X86_) || defined(_M_IX86)) && _MSC_VER >= 1300
60: # define _W64 __w64
61: # else
62: # define _W64
63: # endif
64: #endif
65:
66:
67: // 7.18.1 Integer types
68:
69: // 7.18.1.1 Exact-width integer types
70:
71: // Visual Studio 6 and Embedded Visual C++ 4 doesn't
72: // realize that, e.g. char has the same size as __int8
73: // so we give up on __intX for them.
74: #if (_MSC_VER < 1300)
75: typedef signed char int8_t;
76: typedef signed short int16_t;
77: typedef signed int int32_t;
78: typedef unsigned char uint8_t;
79: typedef unsigned short uint16_t;
80: typedef unsigned int uint32_t;
81: #else
82: typedef signed __int8 int8_t;
83: typedef signed __int16 int16_t;
84: typedef signed __int32 int32_t;
85: typedef unsigned __int8 uint8_t;
86: typedef unsigned __int16 uint16_t;
87: typedef unsigned __int32 uint32_t;
88: #endif
89: typedef signed __int64 int64_t;
90: typedef unsigned __int64 uint64_t;
91:
92:
93: // 7.18.1.2 Minimum-width integer types
94: typedef int8_t int_least8_t;
95: typedef int16_t int_least16_t;
96: typedef int32_t int_least32_t;
97: typedef int64_t int_least64_t;
98: typedef uint8_t uint_least8_t;
99: typedef uint16_t uint_least16_t;
100: typedef uint32_t uint_least32_t;
101: typedef uint64_t uint_least64_t;
102:
103: // 7.18.1.3 Fastest minimum-width integer types
104: typedef int8_t int_fast8_t;
105: typedef int16_t int_fast16_t;
106: typedef int32_t int_fast32_t;
107: typedef int64_t int_fast64_t;
108: typedef uint8_t uint_fast8_t;
109: typedef uint16_t uint_fast16_t;
110: typedef uint32_t uint_fast32_t;
111: typedef uint64_t uint_fast64_t;
112:
113: // 7.18.1.4 Integer types capable of holding object pointers
114: #ifdef _WIN64 // [
115: typedef signed __int64 intptr_t;
116: typedef unsigned __int64 uintptr_t;
117: #else // _WIN64 ][
118: typedef _W64 signed int intptr_t;
119: typedef _W64 unsigned int uintptr_t;
120: #endif // _WIN64 ]
121:
122: // 7.18.1.5 Greatest-width integer types
123: typedef int64_t intmax_t;
124: typedef uint64_t uintmax_t;
125:
126:
127: // 7.18.2 Limits of specified-width integer types
128:
129: #if !defined(__cplusplus) || defined(__STDC_LIMIT_MACROS) // [ See footnote 220 at page 257 and footnote 221 at page 259
130:
131: // 7.18.2.1 Limits of exact-width integer types
132: #define INT8_MIN ((int8_t)_I8_MIN)
133: #define INT8_MAX _I8_MAX
134: #define INT16_MIN ((int16_t)_I16_MIN)
135: #define INT16_MAX _I16_MAX
136: #define INT32_MIN ((int32_t)_I32_MIN)
137: #define INT32_MAX _I32_MAX
138: #define INT64_MIN ((int64_t)_I64_MIN)
139: #define INT64_MAX _I64_MAX
140: #define UINT8_MAX _UI8_MAX
141: #define UINT16_MAX _UI16_MAX
142: #define UINT32_MAX _UI32_MAX
143: #define UINT64_MAX _UI64_MAX
144:
145: // 7.18.2.2 Limits of minimum-width integer types
146: #define INT_LEAST8_MIN INT8_MIN
147: #define INT_LEAST8_MAX INT8_MAX
148: #define INT_LEAST16_MIN INT16_MIN
149: #define INT_LEAST16_MAX INT16_MAX
150: #define INT_LEAST32_MIN INT32_MIN
151: #define INT_LEAST32_MAX INT32_MAX
152: #define INT_LEAST64_MIN INT64_MIN
153: #define INT_LEAST64_MAX INT64_MAX
154: #define UINT_LEAST8_MAX UINT8_MAX
155: #define UINT_LEAST16_MAX UINT16_MAX
156: #define UINT_LEAST32_MAX UINT32_MAX
157: #define UINT_LEAST64_MAX UINT64_MAX
158:
159: // 7.18.2.3 Limits of fastest minimum-width integer types
160: #define INT_FAST8_MIN INT8_MIN
161: #define INT_FAST8_MAX INT8_MAX
162: #define INT_FAST16_MIN INT16_MIN
163: #define INT_FAST16_MAX INT16_MAX
164: #define INT_FAST32_MIN INT32_MIN
165: #define INT_FAST32_MAX INT32_MAX
166: #define INT_FAST64_MIN INT64_MIN
167: #define INT_FAST64_MAX INT64_MAX
168: #define UINT_FAST8_MAX UINT8_MAX
169: #define UINT_FAST16_MAX UINT16_MAX
170: #define UINT_FAST32_MAX UINT32_MAX
171: #define UINT_FAST64_MAX UINT64_MAX
172:
173: // 7.18.2.4 Limits of integer types capable of holding object pointers
174: #ifdef _WIN64 // [
175: # define INTPTR_MIN INT64_MIN
176: # define INTPTR_MAX INT64_MAX
177: # define UINTPTR_MAX UINT64_MAX
178: #else // _WIN64 ][
179: # define INTPTR_MIN INT32_MIN
180: # define INTPTR_MAX INT32_MAX
181: # define UINTPTR_MAX UINT32_MAX
182: #endif // _WIN64 ]
183:
184: // 7.18.2.5 Limits of greatest-width integer types
185: #define INTMAX_MIN INT64_MIN
186: #define INTMAX_MAX INT64_MAX
187: #define UINTMAX_MAX UINT64_MAX
188:
189: // 7.18.3 Limits of other integer types
190:
191: #ifdef _WIN64 // [
192: # define PTRDIFF_MIN _I64_MIN
193: # define PTRDIFF_MAX _I64_MAX
194: #else // _WIN64 ][
195: # define PTRDIFF_MIN _I32_MIN
196: # define PTRDIFF_MAX _I32_MAX
197: #endif // _WIN64 ]
198:
199: #define SIG_ATOMIC_MIN INT_MIN
200: #define SIG_ATOMIC_MAX INT_MAX
201:
202: #ifndef SIZE_MAX // [
203: # ifdef _WIN64 // [
204: # define SIZE_MAX _UI64_MAX
205: # else // _WIN64 ][
206: # define SIZE_MAX _UI32_MAX
207: # endif // _WIN64 ]
208: #endif // SIZE_MAX ]
209:
210: // WCHAR_MIN and WCHAR_MAX are also defined in <wchar.h>
211: #ifndef WCHAR_MIN // [
212: # define WCHAR_MIN 0
213: #endif // WCHAR_MIN ]
214: #ifndef WCHAR_MAX // [
215: # define WCHAR_MAX _UI16_MAX
216: #endif // WCHAR_MAX ]
217:
218: #define WINT_MIN 0
219: #define WINT_MAX _UI16_MAX
220:
221: #endif // __STDC_LIMIT_MACROS ]
222:
223:
224: // 7.18.4 Limits of other integer types
225:
226: #if !defined(__cplusplus) || defined(__STDC_CONSTANT_MACROS) // [ See footnote 224 at page 260
227:
228: // 7.18.4.1 Macros for minimum-width integer constants
229:
230: #define INT8_C(val) val##i8
231: #define INT16_C(val) val##i16
232: #define INT32_C(val) val##i32
233: #define INT64_C(val) val##i64
234:
235: #define UINT8_C(val) val##ui8
236: #define UINT16_C(val) val##ui16
237: #define UINT32_C(val) val##ui32
238: #define UINT64_C(val) val##ui64
239:
240: // 7.18.4.2 Macros for greatest-width integer constants
241: #define INTMAX_C INT64_C
242: #define UINTMAX_C UINT64_C
243:
244: #endif // __STDC_CONSTANT_MACROS ]
245:
246:
247: #endif // _MSC_STDINT_H_ ]
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