stdint.h

TI TMS320C54X C语言编译及汇编开发包

/*****************************************************************************/
/* STDINT.H v4.00                                                            */
/* Copyright (c) 2002-2004 Texas Instruments Incorporated                    */
/*****************************************************************************/
#ifndef _STDINT_H_
#define _STDINT_H_

/* 7.18.1.1 Exact-width integer types */

    typedef          int    int16_t;
    typedef unsigned int   uint16_t;
    typedef          long   int32_t;
    typedef unsigned long  uint32_t;



/* 7.18.1.2 Minimum-width integer types */

    typedef  int16_t  int_least8_t;
    typedef uint16_t uint_least8_t;

typedef  int16_t  int_least16_t;
typedef uint16_t uint_least16_t;
typedef  int32_t  int_least32_t;
typedef uint32_t uint_least32_t;



/* 7.18.1.3 Fastest minimum-width integer types */

    typedef  int16_t  int_fast8_t;
    typedef uint16_t uint_fast8_t;
    typedef  int16_t  int_fast16_t;
    typedef uint16_t uint_fast16_t;

typedef  int32_t  int_fast32_t;
typedef uint32_t uint_fast32_t;



/* 7.18.1.4 Integer types capable of holding object pointers */
    typedef          long intptr_t;
    typedef unsigned long uintptr_t;

/* 7.18.1.5 Greatest-width integer types */
    typedef          long intmax_t;
    typedef unsigned long uintmax_t;

/* 
   According to footnotes in the 1999 C standard, "C++ implementations
   should define these macros only when __STDC_LIMIT_MACROS is defined
   before <stdint.h> is included." 
*/
#if !defined(__cplusplus) || defined(__STDC_LIMIT_MACROS)

/* 7.18.2 Limits of specified width integer types */


#define  INT16_MAX  INT32_C(32767)
#define  INT16_MIN  (-INT16_MAX-1)
#define UINT16_MAX  UINT32_C(65535)
#define  INT32_MAX  INT32_C(2147483647)
#define  INT32_MIN  (-INT32_MAX-1)
#define UINT32_MAX  UINT32_C(4294967295U)



    #define  INT_LEAST8_MAX   INT16_MAX
    #define  INT_LEAST8_MIN   INT16_MIN
    #define UINT_LEAST8_MAX   UINT16_MAX

#define  INT_LEAST16_MAX  INT16_MAX
#define  INT_LEAST16_MIN  INT16_MIN
#define UINT_LEAST16_MAX  UINT16_MAX
#define  INT_LEAST32_MAX  INT32_MAX
#define  INT_LEAST32_MIN  INT32_MIN
#define UINT_LEAST32_MAX  UINT32_MAX



    #define  INT_FAST8_MAX   INT16_MAX
    #define  INT_FAST8_MIN   INT16_MIN
    #define UINT_FAST8_MAX   UINT16_MAX
    #define  INT_FAST16_MAX  INT16_MAX
    #define  INT_FAST16_MIN  INT16_MIN
    #define UINT_FAST16_MAX  UINT16_MAX

#define  INT_FAST32_MAX  INT32_MAX
#define  INT_FAST32_MIN  INT32_MIN
#define UINT_FAST32_MAX  UINT32_MAX



#define INTPTR_MAX   INT32_MAX
#define INTPTR_MIN   INT32_MIN
#define UINTPTR_MAX  UINT32_MAX

    #define INTMAX_MIN   INT32_MIN
    #define INTMAX_MAX   INT32_MAX
    #define UINTMAX_MAX  UINT32_MAX

/* 7.18.3 Limits of other integer types */

    #define PTRDIFF_MAX INT16_MAX
    #define PTRDIFF_MIN INT16_MIN

/* sig_atomic_t not defined */

    #define SIZE_MAX INT16_MAX

    #define WCHAR_MAX UINT16_MAX
    #define WCHAR_MIN 0

/* wint_t not defined */

/* 7.18.4.1 Macros for minimum-width integer constants */

/*
   There is a defect report filed against the C99 standard concerning how 
   the (U)INTN_C macros should be implemented.  Please refer to --
   http://wwwold.dkuug.dk/JTC1/SC22/WG14/www/docs/dr_209.htm 
   for more information.  These macros are implemented according to the
   suggestion given at this web site.
*/

#define  INT8_C(value)  ((int_least8_t)(value))
#define UINT8_C(value)  ((uint_least8_t)(value))
#define  INT16_C(value) ((int_least16_t)(value))
#define UINT16_C(value) ((uint_least16_t)(value))
#define  INT32_C(value) ((int_least32_t)(value))
#define UINT32_C(value) ((uint_least32_t)(value))



/* 7.18.4.2 Macros for greatest-width integer constants */

#define  INTMAX_C(value) ((intmax_t)(value))
#define UINTMAX_C(value) ((uintmax_t)(value))

#endif /* !defined(__cplusplus) || defined(__STDC_LIMIT_MACROS) */

#endif /* _STDINT_H_ */