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php_stdint.h
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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: #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 wrap <wchar.h> include with 'extern "C++" {}'
46: // or compiler give many errors like this:
47: // error C2733: second C linkage of overloaded function 'wmemchr' not allowed
48: #if (_MSC_VER < 1300) && defined(__cplusplus)
49: extern "C++" {
50: #endif
51: # include <wchar.h>
52: #if (_MSC_VER < 1300) && defined(__cplusplus)
53: }
54: #endif
55:
56: // Define _W64 macros to mark types changing their size, like intptr_t.
57: #ifndef _W64
58: # if !defined(__midl) && (defined(_X86_) || defined(_M_IX86)) && _MSC_VER >= 1300
59: # define _W64 __w64
60: # else
61: # define _W64
62: # endif
63: #endif
64:
65:
66: // 7.18.1 Integer types
67:
68: // 7.18.1.1 Exact-width integer types
69: typedef __int8 int8_t;
70: typedef __int16 int16_t;
71: #ifndef int32_t
72: typedef __int32 int32_t;
73: #endif
74: #ifndef int64_t
75: typedef __int64 int64_t;
76: #endif
77: #ifndef uint8_t
78: typedef unsigned __int8 uint8_t;
79: #endif
80: #ifndef u_char
81: typedef unsigned __int8 u_char;
82: #endif
83: typedef unsigned __int16 uint16_t;
84: #ifndef uint32_t
85: typedef unsigned __int32 uint32_t;
86: #endif
87: typedef unsigned __int64 uint64_t;
88:
89: // 7.18.1.2 Minimum-width integer types
90: typedef int8_t int_least8_t;
91: typedef int16_t int_least16_t;
92: typedef int32_t int_least32_t;
93: typedef int64_t int_least64_t;
94: typedef uint8_t uint_least8_t;
95: typedef uint16_t uint_least16_t;
96: typedef uint32_t uint_least32_t;
97: typedef uint64_t uint_least64_t;
98:
99: // 7.18.1.3 Fastest minimum-width integer types
100: typedef int8_t int_fast8_t;
101: typedef int16_t int_fast16_t;
102: typedef int32_t int_fast32_t;
103: typedef int64_t int_fast64_t;
104: typedef uint8_t uint_fast8_t;
105: typedef uint16_t uint_fast16_t;
106: typedef uint32_t uint_fast32_t;
107: typedef uint32_t u_int32_t;
108: typedef uint64_t uint_fast64_t;
109:
110: // 7.18.1.4 Integer types capable of holding object pointers
111: #ifdef _WIN64 // [
112: typedef __int64 intptr_t;
113: typedef unsigned __int64 uintptr_t;
114: #else // _WIN64 ][
115: typedef _W64 int intptr_t;
116: typedef _W64 unsigned int uintptr_t;
117: #endif // _WIN64 ]
118:
119: // 7.18.1.5 Greatest-width integer types
120: typedef int64_t intmax_t;
121: typedef uint64_t uintmax_t;
122:
123:
124: // 7.18.2 Limits of specified-width integer types
125:
126: #if !defined(__cplusplus) || defined(__STDC_LIMIT_MACROS) // [ See footnote 220 at page 257 and footnote 221 at page 259
127:
128: // 7.18.2.1 Limits of exact-width integer types
129: #define INT8_MIN ((int8_t)_I8_MIN)
130: #define INT8_MAX _I8_MAX
131: #define INT16_MIN ((int16_t)_I16_MIN)
132: #define INT16_MAX _I16_MAX
133: #define INT32_MIN ((int32_t)_I32_MIN)
134: #define INT32_MAX _I32_MAX
135: #define INT64_MIN ((int64_t)_I64_MIN)
136: #define INT64_MAX _I64_MAX
137: #define UINT8_MAX _UI8_MAX
138: #define UINT16_MAX _UI16_MAX
139: #define UINT32_MAX _UI32_MAX
140: #define UINT64_MAX _UI64_MAX
141:
142: // 7.18.2.2 Limits of minimum-width integer types
143: #define INT_LEAST8_MIN INT8_MIN
144: #define INT_LEAST8_MAX INT8_MAX
145: #define INT_LEAST16_MIN INT16_MIN
146: #define INT_LEAST16_MAX INT16_MAX
147: #define INT_LEAST32_MIN INT32_MIN
148: #define INT_LEAST32_MAX INT32_MAX
149: #define INT_LEAST64_MIN INT64_MIN
150: #define INT_LEAST64_MAX INT64_MAX
151: #define UINT_LEAST8_MAX UINT8_MAX
152: #define UINT_LEAST16_MAX UINT16_MAX
153: #define UINT_LEAST32_MAX UINT32_MAX
154: #define UINT_LEAST64_MAX UINT64_MAX
155:
156: // 7.18.2.3 Limits of fastest minimum-width integer types
157: #define INT_FAST8_MIN INT8_MIN
158: #define INT_FAST8_MAX INT8_MAX
159: #define INT_FAST16_MIN INT16_MIN
160: #define INT_FAST16_MAX INT16_MAX
161: #define INT_FAST32_MIN INT32_MIN
162: #define INT_FAST32_MAX INT32_MAX
163: #define INT_FAST64_MIN INT64_MIN
164: #define INT_FAST64_MAX INT64_MAX
165: #define UINT_FAST8_MAX UINT8_MAX
166: #define UINT_FAST16_MAX UINT16_MAX
167: #define UINT_FAST32_MAX UINT32_MAX
168: #define UINT_FAST64_MAX UINT64_MAX
169:
170: // 7.18.2.4 Limits of integer types capable of holding object pointers
171: #ifdef _WIN64 // [
172: # define INTPTR_MIN INT64_MIN
173: # define INTPTR_MAX INT64_MAX
174: # define UINTPTR_MAX UINT64_MAX
175: #else // _WIN64 ][
176: # define INTPTR_MIN INT32_MIN
177: # define INTPTR_MAX INT32_MAX
178: # define UINTPTR_MAX UINT32_MAX
179: #endif // _WIN64 ]
180:
181: // 7.18.2.5 Limits of greatest-width integer types
182: #define INTMAX_MIN INT64_MIN
183: #define INTMAX_MAX INT64_MAX
184: #define UINTMAX_MAX UINT64_MAX
185:
186: // 7.18.3 Limits of other integer types
187:
188: #ifdef _WIN64 // [
189: # define PTRDIFF_MIN _I64_MIN
190: # define PTRDIFF_MAX _I64_MAX
191: #else // _WIN64 ][
192: # define PTRDIFF_MIN _I32_MIN
193: # define PTRDIFF_MAX _I32_MAX
194: #endif // _WIN64 ]
195:
196: #define SIG_ATOMIC_MIN INT_MIN
197: #define SIG_ATOMIC_MAX INT_MAX
198:
199: #ifndef SIZE_MAX // [
200: # ifdef _WIN64 // [
201: # define SIZE_MAX _UI64_MAX
202: # else // _WIN64 ][
203: # define SIZE_MAX _UI32_MAX
204: # endif // _WIN64 ]
205: #endif // SIZE_MAX ]
206:
207: // WCHAR_MIN and WCHAR_MAX are also defined in <wchar.h>
208: #ifndef WCHAR_MIN // [
209: # define WCHAR_MIN 0
210: #endif // WCHAR_MIN ]
211: #ifndef WCHAR_MAX // [
212: # define WCHAR_MAX _UI16_MAX
213: #endif // WCHAR_MAX ]
214:
215: #define WINT_MIN 0
216: #define WINT_MAX _UI16_MAX
217:
218: #endif // __STDC_LIMIT_MACROS ]
219:
220:
221: // 7.18.4 Limits of other integer types
222:
223: #if !defined(__cplusplus) || defined(__STDC_CONSTANT_MACROS) // [ See footnote 224 at page 260
224:
225: // 7.18.4.1 Macros for minimum-width integer constants
226:
227: #define INT8_C(val) val##i8
228: #define INT16_C(val) val##i16
229: #define INT32_C(val) val##i32
230: #define INT64_C(val) val##i64
231:
232: #define UINT8_C(val) val##ui8
233: #define UINT16_C(val) val##ui16
234: #define UINT32_C(val) val##ui32
235: #define UINT64_C(val) val##ui64
236:
237: // 7.18.4.2 Macros for greatest-width integer constants
238: #define INTMAX_C INT64_C
239: #define UINTMAX_C UINT64_C
240:
241: #if _MSC_VER < 1600
242: static __inline int64_t llabs(int64_t i)
243: {
244: return i >= 0 ? i: -i;
245: }
246: #endif
247:
248: #endif // __STDC_CONSTANT_MACROS ]
249:
250:
251: #endif // _MSC_STDINT_H_ ]
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