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php_stdint.h
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00001 // ISO C9x  compliant stdint.h for Microsoft Visual Studio
00002 // Based on ISO/IEC 9899:TC2 Committee draft (May 6, 2005) WG14/N1124 
00003 // 
00004 //  Copyright (c) 2006-2009 Alexander Chemeris
00005 // 
00006 // Redistribution and use in source and binary forms, with or without
00007 // modification, are permitted provided that the following conditions are met:
00008 // 
00009 //   1. Redistributions of source code must retain the above copyright notice,
00010 //      this list of conditions and the following disclaimer.
00011 // 
00012 //   2. Redistributions in binary form must reproduce the above copyright
00013 //      notice, this list of conditions and the following disclaimer in the
00014 //      documentation and/or other materials provided with the distribution.
00015 // 
00016 //   3. The name of the author may be used to endorse or promote products
00017 //      derived from this software without specific prior written permission.
00018 // 
00019 // THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
00020 // WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
00021 // MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
00022 // EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
00023 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
00024 // PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
00025 // OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 
00026 // WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
00027 // OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
00028 // ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
00029 // 
00031 
00032 #ifndef _MSC_VER // [
00033 #error "Use this header only with Microsoft Visual C++ compilers!"
00034 #endif // _MSC_VER ]
00035 
00036 #ifndef _MSC_STDINT_H_ // [
00037 #define _MSC_STDINT_H_
00038 
00039 #if _MSC_VER > 1000
00040 #pragma once
00041 #endif
00042 
00043 #include <limits.h>
00044 
00045 // For Visual Studio 6 in C++ mode wrap <wchar.h> include with 'extern "C++" {}'
00046 // or compiler give many errors like this:
00047 //   error C2733: second C linkage of overloaded function 'wmemchr' not allowed
00048 #if (_MSC_VER < 1300) && defined(__cplusplus)
00049    extern "C++" {
00050 #endif 
00051 #     include <wchar.h>
00052 #if (_MSC_VER < 1300) && defined(__cplusplus)
00053    }
00054 #endif
00055 
00056 // Define _W64 macros to mark types changing their size, like intptr_t.
00057 #ifndef _W64
00058 #  if !defined(__midl) && (defined(_X86_) || defined(_M_IX86)) && _MSC_VER >= 1300
00059 #     define _W64 __w64
00060 #  else
00061 #     define _W64
00062 #  endif
00063 #endif
00064 
00065 
00066 // 7.18.1 Integer types
00067 
00068 // 7.18.1.1 Exact-width integer types
00069 typedef __int8            int8_t;
00070 typedef __int16           int16_t;
00071 #ifndef int32_t
00072 typedef __int32           int32_t;
00073 #endif
00074 #ifndef int64_t
00075 typedef __int64           int64_t;
00076 #endif
00077 #ifndef uint8_t
00078 typedef unsigned __int8   uint8_t;
00079 #endif
00080 #ifndef u_char
00081 typedef unsigned __int8   u_char;
00082 #endif
00083 typedef unsigned __int16  uint16_t;
00084 #ifndef uint32_t
00085 typedef unsigned __int32  uint32_t;
00086 #endif
00087 typedef unsigned __int64  uint64_t;
00088 
00089 // 7.18.1.2 Minimum-width integer types
00090 typedef int8_t    int_least8_t;
00091 typedef int16_t   int_least16_t;
00092 typedef int32_t   int_least32_t;
00093 typedef int64_t   int_least64_t;
00094 typedef uint8_t   uint_least8_t;
00095 typedef uint16_t  uint_least16_t;
00096 typedef uint32_t  uint_least32_t;
00097 typedef uint64_t  uint_least64_t;
00098 
00099 // 7.18.1.3 Fastest minimum-width integer types
00100 typedef int8_t    int_fast8_t;
00101 typedef int16_t   int_fast16_t;
00102 typedef int32_t   int_fast32_t;
00103 typedef int64_t   int_fast64_t;
00104 typedef uint8_t   uint_fast8_t;
00105 typedef uint16_t  uint_fast16_t;
00106 typedef uint32_t  uint_fast32_t;
00107 typedef uint32_t  u_int32_t;
00108 typedef uint64_t  uint_fast64_t;
00109 
00110 // 7.18.1.4 Integer types capable of holding object pointers
00111 #ifdef _WIN64 // [
00112    typedef __int64           intptr_t;
00113    typedef unsigned __int64  uintptr_t;
00114 #else // _WIN64 ][
00115    typedef _W64 int               intptr_t;
00116    typedef _W64 unsigned int      uintptr_t;
00117 #endif // _WIN64 ]
00118 
00119 // 7.18.1.5 Greatest-width integer types
00120 typedef int64_t   intmax_t;
00121 typedef uint64_t  uintmax_t;
00122 
00123 
00124 // 7.18.2 Limits of specified-width integer types
00125 
00126 #if !defined(__cplusplus) || defined(__STDC_LIMIT_MACROS) // [   See footnote 220 at page 257 and footnote 221 at page 259
00127 
00128 // 7.18.2.1 Limits of exact-width integer types
00129 #define INT8_MIN     ((int8_t)_I8_MIN)
00130 #define INT8_MAX     _I8_MAX
00131 #define INT16_MIN    ((int16_t)_I16_MIN)
00132 #define INT16_MAX    _I16_MAX
00133 #define INT32_MIN    ((int32_t)_I32_MIN)
00134 #define INT32_MAX    _I32_MAX
00135 #define INT64_MIN    ((int64_t)_I64_MIN)
00136 #define INT64_MAX    _I64_MAX
00137 #define UINT8_MAX    _UI8_MAX
00138 #define UINT16_MAX   _UI16_MAX
00139 #define UINT32_MAX   _UI32_MAX
00140 #define UINT64_MAX   _UI64_MAX
00141 
00142 // 7.18.2.2 Limits of minimum-width integer types
00143 #define INT_LEAST8_MIN    INT8_MIN
00144 #define INT_LEAST8_MAX    INT8_MAX
00145 #define INT_LEAST16_MIN   INT16_MIN
00146 #define INT_LEAST16_MAX   INT16_MAX
00147 #define INT_LEAST32_MIN   INT32_MIN
00148 #define INT_LEAST32_MAX   INT32_MAX
00149 #define INT_LEAST64_MIN   INT64_MIN
00150 #define INT_LEAST64_MAX   INT64_MAX
00151 #define UINT_LEAST8_MAX   UINT8_MAX
00152 #define UINT_LEAST16_MAX  UINT16_MAX
00153 #define UINT_LEAST32_MAX  UINT32_MAX
00154 #define UINT_LEAST64_MAX  UINT64_MAX
00155 
00156 // 7.18.2.3 Limits of fastest minimum-width integer types
00157 #define INT_FAST8_MIN    INT8_MIN
00158 #define INT_FAST8_MAX    INT8_MAX
00159 #define INT_FAST16_MIN   INT16_MIN
00160 #define INT_FAST16_MAX   INT16_MAX
00161 #define INT_FAST32_MIN   INT32_MIN
00162 #define INT_FAST32_MAX   INT32_MAX
00163 #define INT_FAST64_MIN   INT64_MIN
00164 #define INT_FAST64_MAX   INT64_MAX
00165 #define UINT_FAST8_MAX   UINT8_MAX
00166 #define UINT_FAST16_MAX  UINT16_MAX
00167 #define UINT_FAST32_MAX  UINT32_MAX
00168 #define UINT_FAST64_MAX  UINT64_MAX
00169 
00170 // 7.18.2.4 Limits of integer types capable of holding object pointers
00171 #ifdef _WIN64 // [
00172 #  define INTPTR_MIN   INT64_MIN
00173 #  define INTPTR_MAX   INT64_MAX
00174 #  define UINTPTR_MAX  UINT64_MAX
00175 #else // _WIN64 ][
00176 #  define INTPTR_MIN   INT32_MIN
00177 #  define INTPTR_MAX   INT32_MAX
00178 #  define UINTPTR_MAX  UINT32_MAX
00179 #endif // _WIN64 ]
00180 
00181 // 7.18.2.5 Limits of greatest-width integer types
00182 #define INTMAX_MIN   INT64_MIN
00183 #define INTMAX_MAX   INT64_MAX
00184 #define UINTMAX_MAX  UINT64_MAX
00185 
00186 // 7.18.3 Limits of other integer types
00187 
00188 #ifdef _WIN64 // [
00189 #  define PTRDIFF_MIN  _I64_MIN
00190 #  define PTRDIFF_MAX  _I64_MAX
00191 #else  // _WIN64 ][
00192 #  define PTRDIFF_MIN  _I32_MIN
00193 #  define PTRDIFF_MAX  _I32_MAX
00194 #endif  // _WIN64 ]
00195 
00196 #define SIG_ATOMIC_MIN  INT_MIN
00197 #define SIG_ATOMIC_MAX  INT_MAX
00198 
00199 #ifndef SIZE_MAX // [
00200 #  ifdef _WIN64 // [
00201 #     define SIZE_MAX  _UI64_MAX
00202 #  else // _WIN64 ][
00203 #     define SIZE_MAX  _UI32_MAX
00204 #  endif // _WIN64 ]
00205 #endif // SIZE_MAX ]
00206 
00207 // WCHAR_MIN and WCHAR_MAX are also defined in <wchar.h>
00208 #ifndef WCHAR_MIN // [
00209 #  define WCHAR_MIN  0
00210 #endif  // WCHAR_MIN ]
00211 #ifndef WCHAR_MAX // [
00212 #  define WCHAR_MAX  _UI16_MAX
00213 #endif  // WCHAR_MAX ]
00214 
00215 #define WINT_MIN  0
00216 #define WINT_MAX  _UI16_MAX
00217 
00218 #endif // __STDC_LIMIT_MACROS ]
00219 
00220 
00221 // 7.18.4 Limits of other integer types
00222 
00223 #if !defined(__cplusplus) || defined(__STDC_CONSTANT_MACROS) // [   See footnote 224 at page 260
00224 
00225 // 7.18.4.1 Macros for minimum-width integer constants
00226 
00227 #define INT8_C(val)  val##i8
00228 #define INT16_C(val) val##i16
00229 #define INT32_C(val) val##i32
00230 #define INT64_C(val) val##i64
00231 
00232 #define UINT8_C(val)  val##ui8
00233 #define UINT16_C(val) val##ui16
00234 #define UINT32_C(val) val##ui32
00235 #define UINT64_C(val) val##ui64
00236 
00237 // 7.18.4.2 Macros for greatest-width integer constants
00238 #define INTMAX_C   INT64_C
00239 #define UINTMAX_C  UINT64_C
00240 
00241 #if _MSC_VER < 1600
00242 static __inline int64_t llabs(int64_t i)
00243 {
00244        return i >= 0 ? i: -i;
00245 }
00246 #endif
00247 
00248 #endif // __STDC_CONSTANT_MACROS ]
00249 
00250 
00251 #endif // _MSC_STDINT_H_ ]