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# stdint.h

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    00001 /* ISO C9x  7.18  Integer types <stdint.h>
    00002  * Based on ISO/IEC SC22/WG14 9899 Committee draft (SC22 N2794)
    00003  *
    00004  *  THIS SOFTWARE IS NOT COPYRIGHTED
    00005  *
    00006  *  Contributor: ATMEL Norway AS
    00007  *  Adapted to IAR C Compiler for Atmel AVR 8-bit RISC MCU.
    00008  *
    00009  *  This source code is offered for use in the public domain. You may
    00010  *  use, modify or distribute it freely.
    00011  *
    00012  *  This code is distributed in the hope that it will be useful but
    00013  *  WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY
    00014  *  DISCLAIMED. This includes but is not limited to warranties of
    00015  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
    00016  *
    00017  *  Date: 2005-12-20
    00018  */
    00019
    00020
    00021 #ifndef _STDINT_H
    00022 #define _STDINT_H
    00023 #include <stddef.h>
    00024
    00025 /* 7.18.1.1  Exact-width integer types */
    00026 typedef signed char        int8_t;
    00027 typedef unsigned char      uint8_t;
    00028 typedef signed short       int16_t;
    00029 typedef unsigned short     uint16_t;
    00030 typedef signed long        int32_t;
    00031 typedef unsigned long      uint32_t;
    00032 typedef signed long long   int64_t;
    00033 typedef unsigned long long uint64_t;
    00034
    00035 /* 7.18.1.2  Minimum-width integer types */
    00036 typedef signed char        int_least8_t;
    00037 typedef unsigned char      uint_least8_t;
    00038 typedef signed short       int_least16_t;
    00039 typedef unsigned short     uint_least16_t;
    00040 typedef signed long        int_least32_t;
    00041 typedef unsigned long      uint_least32_t;
    00042 typedef signed long long   int_least64_t;
    00043 typedef unsigned long long uint_least64_t;
    00044
    00045 /*  7.18.1.3  Fastest minimum-width integer types
    00046  *  Not actually guaranteed to be fastest for all purposes
    00047  *  Here we use the exact-width types for 8 and 16-bit ints.
    00048  */
    00049 typedef signed char        int_fast8_t;
    00050 typedef unsigned char      uint_fast8_t;
    00051 typedef signed short       int_fast16_t;
    00052 typedef unsigned short     uint_fast16_t;
    00053 typedef signed long        int_fast32_t;
    00054 typedef unsigned long      uint_fast32_t;
    00055 typedef signed long long   int_fast64_t;
    00056 typedef unsigned long long uint_fast64_t;
    00057
    00058 /* 7.18.1.4  Integer types capable of holding object pointers */
    00059 // Already defined by IAR, and differs between specific devices.
    00060 //typedef signed int         intptr_t;
    00061 //typedef unsigned           uintptr_t;
    00062
    00063 /* 7.18.1.5  Greatest-width integer types */
    00064 typedef signed long long   intmax_t;
    00065 typedef unsigned long long uintmax_t;
    00066
    00067 /* 7.18.2  Limits of specified-width integer types */
    00068 #if !defined ( __cplusplus) || defined (__STDC_LIMIT_MACROS)
    00069
    00070 /* 7.18.2.1  Limits of exact-width integer types */
    00071 #define INT8_MIN (-128)
    00072 #define INT16_MIN (-32768)
    00073 #define INT32_MIN (-2147483647 - 1)
    00074 #define INT64_MIN  (-9223372036854775807LL - 1)
    00075
    00076 #define INT8_MAX 127
    00077 #define INT16_MAX 32767
    00078 #define INT32_MAX 2147483647
    00079 #define INT64_MAX 9223372036854775807LL
    00080
    00081 #define UINT8_MAX 0xff /* 255U */
    00082 #define UINT16_MAX 0xffff /* 65535U */
    00083 #define UINT32_MAX 0xffffffff  /* 4294967295U */
    00084 #define UINT64_MAX 0xffffffffffffffffULL /* 18446744073709551615ULL */
    00085
    00086 /* 7.18.2.2  Limits of minimum-width integer types */
    00087 #define INT_LEAST8_MIN INT8_MIN
    00088 #define INT_LEAST16_MIN INT16_MIN
    00089 #define INT_LEAST32_MIN INT32_MIN
    00090 #define INT_LEAST64_MIN INT64_MIN
    00091
    00092 #define INT_LEAST8_MAX INT8_MAX
    00093 #define INT_LEAST16_MAX INT16_MAX
    00094 #define INT_LEAST32_MAX INT32_MAX
    00095 #define INT_LEAST64_MAX INT64_MAX
    00096
    00097 #define UINT_LEAST8_MAX UINT8_MAX
    00098 #define UINT_LEAST16_MAX UINT16_MAX
    00099 #define UINT_LEAST32_MAX UINT32_MAX
    00100 #define UINT_LEAST64_MAX UINT64_MAX
    00101
    00102 /* 7.18.2.3  Limits of fastest minimum-width integer types */
    00103 #define INT_FAST8_MIN INT8_MIN
    00104 #define INT_FAST16_MIN INT16_MIN
    00105 #define INT_FAST32_MIN INT32_MIN
    00106 #define INT_FAST64_MIN INT64_MIN
    00107
    00108 #define INT_FAST8_MAX INT8_MAX
    00109 #define INT_FAST16_MAX INT16_MAX
    00110 #define INT_FAST32_MAX INT32_MAX
    00111 #define INT_FAST64_MAX INT64_MAX
    00112
    00113 #define UINT_FAST8_MAX UINT8_MAX
    00114 #define UINT_FAST16_MAX UINT16_MAX
    00115 #define UINT_FAST32_MAX UINT32_MAX
    00116 #define UINT_FAST64_MAX UINT64_MAX
    00117
    00118 /* 7.18.2.4  Limits of integer types capable of holding
    00119     object pointers */
    00120 #define INTPTR_MIN INT32_MIN
    00121 #define INTPTR_MAX INT32_MAX
    00122 #define UINTPTR_MAX UINT32_MAX
    00123
    00124 /* 7.18.2.5  Limits of greatest-width integer types */
    00125 #define INTMAX_MIN INT64_MIN
    00126 #define INTMAX_MAX INT64_MAX
    00127 #define UINTMAX_MAX UINT64_MAX
    00128
    00129 /* 7.18.3  Limits of other integer types */
    00130 #define PTRDIFF_MAX ((ptrdiff_t)-1)
    00131 #define PTRDIFF_MIN (-PTRDIFF_MAX)
    00132
    00133 #define SIZE_MAX ((size_t)-1)
    00134
    00135 /* --- The following are also defined in IAR's wchar.h file ---
    00136 #ifndef WCHAR_MIN
    00137 #define WCHAR_MIN 0
    00138 #define WCHAR_MAX ((wchar_t)-1)
    00139 #endif
    00140 */
    00141
    00142 #endif /* !defined ( __cplusplus) || defined __STDC_LIMIT_MACROS */
    00143
    00144
    00145 /* 7.18.4  Macros for integer constants */
    00146 #if !defined ( __cplusplus) || defined (__STDC_CONSTANT_MACROS)
    00147
    00148 /* 7.18.4.1  Macros for minimum-width integer constants */
    00149 #define INT8_C(val) ((int8_t) + (val))
    00150 #define UINT8_C(val) ((uint8_t) + (val##U))
    00151 #define INT16_C(val) ((int16_t) + (val))
    00152 #define UINT16_C(val) ((uint16_t) + (val##U))
    00153
    00154 #define INT32_C(val) (val##L)
    00155 #define UINT32_C(val) (val##UL)
    00156 #define INT64_C(val) (val##LL)
    00157 #define UINT64_C(val) (val##ULL)
    00158
    00159 /* 7.18.4.2  Macros for greatest-width integer constants */
    00160 #define INTMAX_C(val)  INT64_C(val)
    00161 #define UINTMAX_C(val) UINT64_C(val)
    00162
    00163 #endif  /* !defined ( __cplusplus) || defined __STDC_CONSTANT_MACROS */
    00164
    00165 #endif
    00166