df/dd8/stdint_8h_source.html

// -*- tab-width: 2; indent-tabs-mode: nil; coding: utf-8-with-signature -*-

// ISO C9x  compliant stdint.h for Microsoft Visual Studio

// Based on ISO/IEC 9899:TC2 Committee draft (May 6, 2005) WG14/N1124

//

//  Copyright (c) 2006-2013 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. Neither the name of the product nor the names of its contributors 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.

//


// The above software in this distribution may have been modified by

// THL A29 Limited ("Tencent Modifications").

// All Tencent Modifications are Copyright (C) 2015 THL A29 Limited.


#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


// miloyip: Originally Visual Studio 2010 uses its own stdint.h. However it generates warning with INT64_C(), so change to use this file for vs2010.

#if _MSC_VER >= 1600 // [

#include <stdint.h>


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


#undef INT8_C

#undef INT16_C

#undef INT32_C

#undef INT64_C

#undef UINT8_C

#undef UINT16_C

#undef UINT32_C

#undef UINT64_C


// 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

// These #ifndef's are needed to prevent collisions with <boost/cstdint.hpp>.

// Check out Issue 9 for the details.

#ifndef INTMAX_C //   [

#  define INTMAX_C   INT64_C

#endif // INTMAX_C    ]

#ifndef UINTMAX_C //  [

#  define UINTMAX_C  UINT64_C

#endif // UINTMAX_C   ]


#endif // __STDC_CONSTANT_MACROS ]


#else // ] _MSC_VER >= 1700 [


#include <limits.h>


// For Visual Studio 6 in C++ mode and for many Visual Studio versions when

// compiling for ARM we have to wrap <wchar.h> include with 'extern "C++" {}'

// or compiler would give many errors like this:

//   error C2733: second C linkage of overloaded function 'wmemchr' not allowed

#if defined(__cplusplus) && !defined(_M_ARM)

extern "C" {

#endif

#  include <wchar.h>

#if defined(__cplusplus) && !defined(_M_ARM)

}

#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

// These #ifndef's are needed to prevent collisions with <boost/cstdint.hpp>.

// Check out Issue 9 for the details.

#ifndef INTMAX_C //   [

#  define INTMAX_C   INT64_C

#endif // INTMAX_C    ]

#ifndef UINTMAX_C //  [

#  define UINTMAX_C  UINT64_C

#endif // UINTMAX_C   ]


#endif // __STDC_CONSTANT_MACROS ]


#endif // _MSC_VER >= 1600 ]


#endif // _MSC_STDINT_H_ ]