stdint.h Example File

appdemos/qtws/QZXing/zxing/win32/zxing/msvc/stdint.h
 // ISO C9x  compliant stdint.h for Microsoft Visual Studio
 // Based on ISO/IEC 9899:TC2 Committee draft (May 6, 2005) WG14/N1124
 //
 //  Copyright (c) 2006-2008 Alexander Chemeris
 //
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are met:
 //
 //   1. Redistributions of source code must retain the above copyright notice,
 //      this list of conditions and the following disclaimer.
 //
 //   2. Redistributions in binary form must reproduce the above copyright
 //      notice, this list of conditions and the following disclaimer in the
 //      documentation and/or other materials provided with the distribution.
 //
 //   3. The name of the author may be used to endorse or promote products
 //      derived from this software without specific prior written permission.
 //
 // THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
 // WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
 // MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
 // EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 // PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
 // OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
 // WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
 // OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
 // ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 //
 ///////////////////////////////////////////////////////////////////////////////

 #ifndef _MSC_VER // [
 #error "Use this header only with Microsoft Visual C++ compilers!"
 #endif // _MSC_VER ]

 #ifndef _MSC_STDINT_H_ // [
 #define _MSC_STDINT_H_

 #if _MSC_VER > 1000
 #pragma once
 #endif

 #include <limits.h>

 // For Visual Studio 6 in C++ mode and for many Visual Studio versions when
 // compiling for ARM we should wrap <wchar.h> include with 'extern "C++" {}'
 // or compiler give many errors like this:
 //   error C2733: second C linkage of overloaded function 'wmemchr' not allowed
 #ifdef __cplusplus
 extern "C" {
 #endif
 #  include <wchar.h>
 #ifdef __cplusplus
 }
 #endif

 // Define _W64 macros to mark types changing their size, like intptr_t.
 #ifndef _W64
 #  if !defined(__midl) && (defined(_X86_) || defined(_M_IX86)) && _MSC_VER >= 1300
 #     define _W64 __w64
 #  else
 #     define _W64
 #  endif
 #endif

 // 7.18.1 Integer types

 // 7.18.1.1 Exact-width integer types

 // Visual Studio 6 and Embedded Visual C++ 4 doesn't
 // realize that, e.g. char has the same size as __int8
 // so we give up on __intX for them.
 #if (_MSC_VER < 1300)
    typedef signed char       int8_t;
    typedef signed short      int16_t;
    typedef signed int        int32_t;
    typedef unsigned char     uint8_t;
    typedef unsigned short    uint16_t;
    typedef unsigned int      uint32_t;
 #else
    typedef signed __int8     int8_t;
    typedef signed __int16    int16_t;
    typedef signed __int32    int32_t;
    typedef unsigned __int8   uint8_t;
    typedef unsigned __int16  uint16_t;
    typedef unsigned __int32  uint32_t;
 #endif
 typedef signed __int64       int64_t;
 typedef unsigned __int64     uint64_t;

 // 7.18.1.2 Minimum-width integer types
 typedef int8_t    int_least8_t;
 typedef int16_t   int_least16_t;
 typedef int32_t   int_least32_t;
 typedef int64_t   int_least64_t;
 typedef uint8_t   uint_least8_t;
 typedef uint16_t  uint_least16_t;
 typedef uint32_t  uint_least32_t;
 typedef uint64_t  uint_least64_t;

 // 7.18.1.3 Fastest minimum-width integer types
 typedef int8_t    int_fast8_t;
 typedef int16_t   int_fast16_t;
 typedef int32_t   int_fast32_t;
 typedef int64_t   int_fast64_t;
 typedef uint8_t   uint_fast8_t;
 typedef uint16_t  uint_fast16_t;
 typedef uint32_t  uint_fast32_t;
 typedef uint64_t  uint_fast64_t;

 // 7.18.1.4 Integer types capable of holding object pointers
 #ifdef _WIN64 // [
    typedef signed __int64    intptr_t;
    typedef unsigned __int64  uintptr_t;
 #else // _WIN64 ][
    typedef _W64 signed int   intptr_t;
    typedef _W64 unsigned int uintptr_t;
 #endif // _WIN64 ]

 // 7.18.1.5 Greatest-width integer types
 typedef int64_t   intmax_t;
 typedef uint64_t  uintmax_t;

 // 7.18.2 Limits of specified-width integer types

 #if !defined(__cplusplus) || defined(__STDC_LIMIT_MACROS) // [   See footnote 220 at page 257 and footnote 221 at page 259

 // 7.18.2.1 Limits of exact-width integer types
 #define INT8_MIN     ((int8_t)_I8_MIN)
 #define INT8_MAX     _I8_MAX
 #define INT16_MIN    ((int16_t)_I16_MIN)
 #define INT16_MAX    _I16_MAX
 #define INT32_MIN    ((int32_t)_I32_MIN)
 #define INT32_MAX    _I32_MAX
 #define INT64_MIN    ((int64_t)_I64_MIN)
 #define INT64_MAX    _I64_MAX
 #define UINT8_MAX    _UI8_MAX
 #define UINT16_MAX   _UI16_MAX
 #define UINT32_MAX   _UI32_MAX
 #define UINT64_MAX   _UI64_MAX

 // 7.18.2.2 Limits of minimum-width integer types
 #define INT_LEAST8_MIN    INT8_MIN
 #define INT_LEAST8_MAX    INT8_MAX
 #define INT_LEAST16_MIN   INT16_MIN
 #define INT_LEAST16_MAX   INT16_MAX
 #define INT_LEAST32_MIN   INT32_MIN
 #define INT_LEAST32_MAX   INT32_MAX
 #define INT_LEAST64_MIN   INT64_MIN
 #define INT_LEAST64_MAX   INT64_MAX
 #define UINT_LEAST8_MAX   UINT8_MAX
 #define UINT_LEAST16_MAX  UINT16_MAX
 #define UINT_LEAST32_MAX  UINT32_MAX
 #define UINT_LEAST64_MAX  UINT64_MAX

 // 7.18.2.3 Limits of fastest minimum-width integer types
 #define INT_FAST8_MIN    INT8_MIN
 #define INT_FAST8_MAX    INT8_MAX
 #define INT_FAST16_MIN   INT16_MIN
 #define INT_FAST16_MAX   INT16_MAX
 #define INT_FAST32_MIN   INT32_MIN
 #define INT_FAST32_MAX   INT32_MAX
 #define INT_FAST64_MIN   INT64_MIN
 #define INT_FAST64_MAX   INT64_MAX
 #define UINT_FAST8_MAX   UINT8_MAX
 #define UINT_FAST16_MAX  UINT16_MAX
 #define UINT_FAST32_MAX  UINT32_MAX
 #define UINT_FAST64_MAX  UINT64_MAX

 // 7.18.2.4 Limits of integer types capable of holding object pointers
 #ifdef _WIN64 // [
 #  define INTPTR_MIN   INT64_MIN
 #  define INTPTR_MAX   INT64_MAX
 #  define UINTPTR_MAX  UINT64_MAX
 #else // _WIN64 ][
 #  define INTPTR_MIN   INT32_MIN
 #  define INTPTR_MAX   INT32_MAX
 #  define UINTPTR_MAX  UINT32_MAX
 #endif // _WIN64 ]

 // 7.18.2.5 Limits of greatest-width integer types
 #define INTMAX_MIN   INT64_MIN
 #define INTMAX_MAX   INT64_MAX
 #define UINTMAX_MAX  UINT64_MAX

 // 7.18.3 Limits of other integer types

 #ifdef _WIN64 // [
 #  define PTRDIFF_MIN  _I64_MIN
 #  define PTRDIFF_MAX  _I64_MAX
 #else  // _WIN64 ][
 #  define PTRDIFF_MIN  _I32_MIN
 #  define PTRDIFF_MAX  _I32_MAX
 #endif  // _WIN64 ]

 #define SIG_ATOMIC_MIN  INT_MIN
 #define SIG_ATOMIC_MAX  INT_MAX

 #ifndef SIZE_MAX // [
 #  ifdef _WIN64 // [
 #     define SIZE_MAX  _UI64_MAX
 #  else // _WIN64 ][
 #     define SIZE_MAX  _UI32_MAX
 #  endif // _WIN64 ]
 #endif // SIZE_MAX ]

 // WCHAR_MIN and WCHAR_MAX are also defined in <wchar.h>
 #ifndef WCHAR_MIN // [
 #  define WCHAR_MIN  0
 #endif  // WCHAR_MIN ]
 #ifndef WCHAR_MAX // [
 #  define WCHAR_MAX  _UI16_MAX
 #endif  // WCHAR_MAX ]

 #define WINT_MIN  0
 #define WINT_MAX  _UI16_MAX

 #endif // __STDC_LIMIT_MACROS ]

 // 7.18.4 Limits of other integer types

 #if !defined(__cplusplus) || defined(__STDC_CONSTANT_MACROS) // [   See footnote 224 at page 260

 // 7.18.4.1 Macros for minimum-width integer constants

 #define INT8_C(val)  val##i8
 #define INT16_C(val) val##i16
 #define INT32_C(val) val##i32
 #define INT64_C(val) val##i64

 #define UINT8_C(val)  val##ui8
 #define UINT16_C(val) val##ui16
 #define UINT32_C(val) val##ui32
 #define UINT64_C(val) val##ui64

 // 7.18.4.2 Macros for greatest-width integer constants
 #define INTMAX_C   INT64_C
 #define UINTMAX_C  UINT64_C

 #endif // __STDC_CONSTANT_MACROS ]

 #endif // _MSC_STDINT_H_ ]
stdint.h Example File

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