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532 lines
14 KiB
532 lines
14 KiB
/* |
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* Copyright (c) 2004, 2005 by |
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* Ralf Corsepius, Ulm/Germany. All rights reserved. |
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* |
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* Permission to use, copy, modify, and distribute this software |
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* is freely granted, provided that this notice is preserved. |
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*/ |
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#ifndef _STDINT_H |
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#define _STDINT_H |
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#include <machine/_default_types.h> |
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#ifdef __cplusplus |
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extern "C" { |
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#endif |
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#if __GNUC_PREREQ (3, 2) |
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/* gcc > 3.2 implicitly defines the values we are interested */ |
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#define __STDINT_EXP(x) __##x##__ |
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#else |
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#define __STDINT_EXP(x) x |
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#include <limits.h> |
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#endif |
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/* Check if "long long" is 64bit wide */ |
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/* Modern GCCs provide __LONG_LONG_MAX__, SUSv3 wants LLONG_MAX */ |
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#if ( defined(__LONG_LONG_MAX__) && (__LONG_LONG_MAX__ > 0x7fffffff) ) \ |
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|| ( defined(LLONG_MAX) && (LLONG_MAX > 0x7fffffff) ) |
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#define __have_longlong64 1 |
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#endif |
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/* Check if "long" is 64bit or 32bit wide */ |
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#if __STDINT_EXP(LONG_MAX) > 0x7fffffff |
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#define __have_long64 1 |
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#elif __STDINT_EXP(LONG_MAX) == 0x7fffffff && !defined(__SPU__) |
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#define __have_long32 1 |
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#endif |
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#ifdef ___int8_t_defined |
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typedef __int8_t int8_t ; |
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typedef __uint8_t uint8_t ; |
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#define __int8_t_defined 1 |
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#endif |
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#ifdef ___int_least8_t_defined |
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typedef __int_least8_t int_least8_t; |
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typedef __uint_least8_t uint_least8_t; |
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#define __int_least8_t_defined 1 |
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#endif |
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#ifdef ___int16_t_defined |
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typedef __int16_t int16_t ; |
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typedef __uint16_t uint16_t ; |
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#define __int16_t_defined 1 |
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#endif |
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#ifdef ___int_least16_t_defined |
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typedef __int_least16_t int_least16_t; |
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typedef __uint_least16_t uint_least16_t; |
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#define __int_least16_t_defined 1 |
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#endif |
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#ifdef ___int32_t_defined |
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typedef __int32_t int32_t ; |
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typedef __uint32_t uint32_t ; |
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#define __int32_t_defined 1 |
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#endif |
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#ifdef ___int_least32_t_defined |
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typedef __int_least32_t int_least32_t; |
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typedef __uint_least32_t uint_least32_t; |
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#define __int_least32_t_defined 1 |
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#endif |
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#ifdef ___int64_t_defined |
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typedef __int64_t int64_t ; |
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typedef __uint64_t uint64_t ; |
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#define __int64_t_defined 1 |
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#endif |
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#ifdef ___int_least64_t_defined |
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typedef __int_least64_t int_least64_t; |
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typedef __uint_least64_t uint_least64_t; |
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#define __int_least64_t_defined 1 |
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#endif |
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/* |
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* Fastest minimum-width integer types |
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* |
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* Assume int to be the fastest type for all types with a width |
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* less than __INT_MAX__ rsp. INT_MAX |
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*/ |
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#ifdef __INT_FAST8_TYPE__ |
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typedef __INT_FAST8_TYPE__ int_fast8_t; |
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typedef __UINT_FAST8_TYPE__ uint_fast8_t; |
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#define __int_fast8_t_defined 1 |
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#elif __STDINT_EXP(INT_MAX) >= 0x7f |
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typedef signed int int_fast8_t; |
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typedef unsigned int uint_fast8_t; |
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#define __int_fast8_t_defined 1 |
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#endif |
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#ifdef __INT_FAST16_TYPE__ |
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typedef __INT_FAST16_TYPE__ int_fast16_t; |
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typedef __UINT_FAST16_TYPE__ uint_fast16_t; |
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#define __int_fast16_t_defined 1 |
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#elif __STDINT_EXP(INT_MAX) >= 0x7fff |
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typedef signed int int_fast16_t; |
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typedef unsigned int uint_fast16_t; |
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#define __int_fast16_t_defined 1 |
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#endif |
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#ifdef __INT_FAST32_TYPE__ |
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typedef __INT_FAST32_TYPE__ int_fast32_t; |
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typedef __UINT_FAST32_TYPE__ uint_fast32_t; |
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#define __int_fast32_t_defined 1 |
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#elif __STDINT_EXP(INT_MAX) >= 0x7fffffff |
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typedef signed int int_fast32_t; |
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typedef unsigned int uint_fast32_t; |
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#define __int_fast32_t_defined 1 |
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#endif |
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#ifdef __INT_FAST64_TYPE__ |
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typedef __INT_FAST64_TYPE__ int_fast64_t; |
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typedef __UINT_FAST64_TYPE__ uint_fast64_t; |
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#define __int_fast64_t_defined 1 |
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#elif __STDINT_EXP(INT_MAX) > 0x7fffffff |
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typedef signed int int_fast64_t; |
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typedef unsigned int uint_fast64_t; |
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#define __int_fast64_t_defined 1 |
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#endif |
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/* |
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* Fall back to [u]int_least<N>_t for [u]int_fast<N>_t types |
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* not having been defined, yet. |
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* Leave undefined, if [u]int_least<N>_t should not be available. |
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*/ |
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#if !__int_fast8_t_defined |
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#if __int_least8_t_defined |
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typedef int_least8_t int_fast8_t; |
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typedef uint_least8_t uint_fast8_t; |
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#define __int_fast8_t_defined 1 |
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#endif |
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#endif |
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#if !__int_fast16_t_defined |
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#if __int_least16_t_defined |
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typedef int_least16_t int_fast16_t; |
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typedef uint_least16_t uint_fast16_t; |
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#define __int_fast16_t_defined 1 |
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#endif |
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#endif |
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#if !__int_fast32_t_defined |
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#if __int_least32_t_defined |
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typedef int_least32_t int_fast32_t; |
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typedef uint_least32_t uint_fast32_t; |
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#define __int_fast32_t_defined 1 |
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#endif |
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#endif |
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#if !__int_fast64_t_defined |
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#if __int_least64_t_defined |
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typedef int_least64_t int_fast64_t; |
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typedef uint_least64_t uint_fast64_t; |
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#define __int_fast64_t_defined 1 |
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#endif |
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#endif |
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/* Greatest-width integer types */ |
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/* Modern GCCs provide __INTMAX_TYPE__ */ |
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#if defined(__INTMAX_TYPE__) |
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typedef __INTMAX_TYPE__ intmax_t; |
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#elif __have_longlong64 |
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typedef signed long long intmax_t; |
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#else |
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typedef signed long intmax_t; |
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#endif |
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/* Modern GCCs provide __UINTMAX_TYPE__ */ |
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#if defined(__UINTMAX_TYPE__) |
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typedef __UINTMAX_TYPE__ uintmax_t; |
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#elif __have_longlong64 |
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typedef unsigned long long uintmax_t; |
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#else |
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typedef unsigned long uintmax_t; |
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#endif |
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typedef __intptr_t intptr_t; |
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typedef __uintptr_t uintptr_t; |
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#ifdef __INTPTR_TYPE__ |
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#define INTPTR_MIN (-__INTPTR_MAX__ - 1) |
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#define INTPTR_MAX __INTPTR_MAX__ |
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#define UINTPTR_MAX __UINTPTR_MAX__ |
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#elif defined(__PTRDIFF_TYPE__) |
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#define INTPTR_MAX PTRDIFF_MAX |
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#define INTPTR_MIN PTRDIFF_MIN |
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#ifdef __UINTPTR_MAX__ |
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#define UINTPTR_MAX __UINTPTR_MAX__ |
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#else |
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#define UINTPTR_MAX (2UL * PTRDIFF_MAX + 1) |
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#endif |
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#else |
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/* |
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* Fallback to hardcoded values, |
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* should be valid on cpu's with 32bit int/32bit void* |
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*/ |
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#define INTPTR_MAX __STDINT_EXP(LONG_MAX) |
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#define INTPTR_MIN (-__STDINT_EXP(LONG_MAX) - 1) |
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#define UINTPTR_MAX (__STDINT_EXP(LONG_MAX) * 2UL + 1) |
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#endif |
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/* Limits of Specified-Width Integer Types */ |
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#ifdef __INT8_MAX__ |
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#define INT8_MIN (-__INT8_MAX__ - 1) |
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#define INT8_MAX __INT8_MAX__ |
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#define UINT8_MAX __UINT8_MAX__ |
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#elif defined(__int8_t_defined) |
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#define INT8_MIN -128 |
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#define INT8_MAX 127 |
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#define UINT8_MAX 255 |
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#endif |
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#ifdef __INT_LEAST8_MAX__ |
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#define INT_LEAST8_MIN (-__INT_LEAST8_MAX__ - 1) |
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#define INT_LEAST8_MAX __INT_LEAST8_MAX__ |
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#define UINT_LEAST8_MAX __UINT_LEAST8_MAX__ |
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#elif defined(__int_least8_t_defined) |
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#define INT_LEAST8_MIN -128 |
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#define INT_LEAST8_MAX 127 |
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#define UINT_LEAST8_MAX 255 |
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#else |
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#error required type int_least8_t missing |
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#endif |
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#ifdef __INT16_MAX__ |
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#define INT16_MIN (-__INT16_MAX__ - 1) |
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#define INT16_MAX __INT16_MAX__ |
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#define UINT16_MAX __UINT16_MAX__ |
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#elif defined(__int16_t_defined) |
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#define INT16_MIN -32768 |
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#define INT16_MAX 32767 |
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#define UINT16_MAX 65535 |
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#endif |
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#ifdef __INT_LEAST16_MAX__ |
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#define INT_LEAST16_MIN (-__INT_LEAST16_MAX__ - 1) |
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#define INT_LEAST16_MAX __INT_LEAST16_MAX__ |
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#define UINT_LEAST16_MAX __UINT_LEAST16_MAX__ |
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#elif defined(__int_least16_t_defined) |
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#define INT_LEAST16_MIN -32768 |
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#define INT_LEAST16_MAX 32767 |
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#define UINT_LEAST16_MAX 65535 |
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#else |
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#error required type int_least16_t missing |
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#endif |
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#ifdef __INT32_MAX__ |
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#define INT32_MIN (-__INT32_MAX__ - 1) |
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#define INT32_MAX __INT32_MAX__ |
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#define UINT32_MAX __UINT32_MAX__ |
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#elif defined(__int32_t_defined) |
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#if __have_long32 |
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#define INT32_MIN (-2147483647L-1) |
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#define INT32_MAX 2147483647L |
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#define UINT32_MAX 4294967295UL |
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#else |
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#define INT32_MIN (-2147483647-1) |
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#define INT32_MAX 2147483647 |
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#define UINT32_MAX 4294967295U |
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#endif |
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#endif |
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#ifdef __INT_LEAST32_MAX__ |
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#define INT_LEAST32_MIN (-__INT_LEAST32_MAX__ - 1) |
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#define INT_LEAST32_MAX __INT_LEAST32_MAX__ |
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#define UINT_LEAST32_MAX __UINT_LEAST32_MAX__ |
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#elif defined(__int_least32_t_defined) |
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#if __have_long32 |
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#define INT_LEAST32_MIN (-2147483647L-1) |
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#define INT_LEAST32_MAX 2147483647L |
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#define UINT_LEAST32_MAX 4294967295UL |
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#else |
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#define INT_LEAST32_MIN (-2147483647-1) |
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#define INT_LEAST32_MAX 2147483647 |
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#define UINT_LEAST32_MAX 4294967295U |
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#endif |
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#else |
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#error required type int_least32_t missing |
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#endif |
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#ifdef __INT64_MAX__ |
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#define INT64_MIN (-__INT64_MAX__ - 1) |
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#define INT64_MAX __INT64_MAX__ |
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#define UINT64_MAX __UINT64_MAX__ |
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#elif defined(__int64_t_defined) |
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#if __have_long64 |
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#define INT64_MIN (-9223372036854775807L-1L) |
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#define INT64_MAX 9223372036854775807L |
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#define UINT64_MAX 18446744073709551615U |
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#elif __have_longlong64 |
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#define INT64_MIN (-9223372036854775807LL-1LL) |
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#define INT64_MAX 9223372036854775807LL |
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#define UINT64_MAX 18446744073709551615ULL |
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#endif |
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#endif |
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#ifdef __INT_LEAST64_MAX__ |
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#define INT_LEAST64_MIN (-__INT_LEAST64_MAX__ - 1) |
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#define INT_LEAST64_MAX __INT_LEAST64_MAX__ |
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#define UINT_LEAST64_MAX __UINT_LEAST64_MAX__ |
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#elif defined(__int_least64_t_defined) |
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#if __have_long64 |
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#define INT_LEAST64_MIN (-9223372036854775807L-1L) |
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#define INT_LEAST64_MAX 9223372036854775807L |
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#define UINT_LEAST64_MAX 18446744073709551615U |
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#elif __have_longlong64 |
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#define INT_LEAST64_MIN (-9223372036854775807LL-1LL) |
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#define INT_LEAST64_MAX 9223372036854775807LL |
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#define UINT_LEAST64_MAX 18446744073709551615ULL |
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#endif |
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#endif |
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#ifdef __INT_FAST8_MAX__ |
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#define INT_FAST8_MIN (-__INT_FAST8_MAX__ - 1) |
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#define INT_FAST8_MAX __INT_FAST8_MAX__ |
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#define UINT_FAST8_MAX __UINT_FAST8_MAX__ |
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#elif defined(__int_fast8_t_defined) |
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#if __STDINT_EXP(INT_MAX) >= 0x7f |
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#define INT_FAST8_MIN (-__STDINT_EXP(INT_MAX)-1) |
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#define INT_FAST8_MAX __STDINT_EXP(INT_MAX) |
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#define UINT_FAST8_MAX (__STDINT_EXP(INT_MAX)*2U+1U) |
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#else |
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#define INT_FAST8_MIN INT_LEAST8_MIN |
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#define INT_FAST8_MAX INT_LEAST8_MAX |
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#define UINT_FAST8_MAX UINT_LEAST8_MAX |
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#endif |
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#endif |
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#ifdef __INT_FAST16_MAX__ |
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#define INT_FAST16_MIN (-__INT_FAST16_MAX__ - 1) |
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#define INT_FAST16_MAX __INT_FAST16_MAX__ |
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#define UINT_FAST16_MAX __UINT_FAST16_MAX__ |
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#elif defined(__int_fast16_t_defined) |
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#if __STDINT_EXP(INT_MAX) >= 0x7fff |
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#define INT_FAST16_MIN (-__STDINT_EXP(INT_MAX)-1) |
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#define INT_FAST16_MAX __STDINT_EXP(INT_MAX) |
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#define UINT_FAST16_MAX (__STDINT_EXP(INT_MAX)*2U+1U) |
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#else |
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#define INT_FAST16_MIN INT_LEAST16_MIN |
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#define INT_FAST16_MAX INT_LEAST16_MAX |
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#define UINT_FAST16_MAX UINT_LEAST16_MAX |
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#endif |
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#endif |
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#ifdef __INT_FAST32_MAX__ |
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#define INT_FAST32_MIN (-__INT_FAST32_MAX__ - 1) |
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#define INT_FAST32_MAX __INT_FAST32_MAX__ |
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#define UINT_FAST32_MAX __UINT_FAST32_MAX__ |
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#elif defined(__int_fast32_t_defined) |
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#if __STDINT_EXP(INT_MAX) >= 0x7fffffff |
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#define INT_FAST32_MIN (-__STDINT_EXP(INT_MAX)-1) |
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#define INT_FAST32_MAX __STDINT_EXP(INT_MAX) |
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#define UINT_FAST32_MAX (__STDINT_EXP(INT_MAX)*2U+1U) |
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#else |
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#define INT_FAST32_MIN INT_LEAST32_MIN |
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#define INT_FAST32_MAX INT_LEAST32_MAX |
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#define UINT_FAST32_MAX UINT_LEAST32_MAX |
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#endif |
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#endif |
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#ifdef __INT_FAST64_MAX__ |
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#define INT_FAST64_MIN (-__INT_FAST64_MAX__ - 1) |
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#define INT_FAST64_MAX __INT_FAST64_MAX__ |
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#define UINT_FAST64_MAX __UINT_FAST64_MAX__ |
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#elif defined(__int_fast64_t_defined) |
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#if __STDINT_EXP(INT_MAX) > 0x7fffffff |
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#define INT_FAST64_MIN (-__STDINT_EXP(INT_MAX)-1) |
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#define INT_FAST64_MAX __STDINT_EXP(INT_MAX) |
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#define UINT_FAST64_MAX (__STDINT_EXP(INT_MAX)*2U+1U) |
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#else |
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#define INT_FAST64_MIN INT_LEAST64_MIN |
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#define INT_FAST64_MAX INT_LEAST64_MAX |
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#define UINT_FAST64_MAX UINT_LEAST64_MAX |
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#endif |
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#endif |
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#ifdef __INTMAX_MAX__ |
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#define INTMAX_MAX __INTMAX_MAX__ |
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#define INTMAX_MIN (-INTMAX_MAX - 1) |
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#elif defined(__INTMAX_TYPE__) |
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/* All relevant GCC versions prefer long to long long for intmax_t. */ |
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#define INTMAX_MAX INT64_MAX |
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#define INTMAX_MIN INT64_MIN |
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#endif |
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#ifdef __UINTMAX_MAX__ |
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#define UINTMAX_MAX __UINTMAX_MAX__ |
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#elif defined(__UINTMAX_TYPE__) |
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/* All relevant GCC versions prefer long to long long for intmax_t. */ |
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#define UINTMAX_MAX UINT64_MAX |
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#endif |
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/* This must match size_t in stddef.h, currently long unsigned int */ |
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#ifdef __SIZE_MAX__ |
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#define SIZE_MAX __SIZE_MAX__ |
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#else |
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#define SIZE_MAX (__STDINT_EXP(LONG_MAX) * 2UL + 1) |
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#endif |
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/* This must match sig_atomic_t in <signal.h> (currently int) */ |
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#define SIG_ATOMIC_MIN (-__STDINT_EXP(INT_MAX) - 1) |
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#define SIG_ATOMIC_MAX __STDINT_EXP(INT_MAX) |
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/* This must match ptrdiff_t in <stddef.h> (currently long int) */ |
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#ifdef __PTRDIFF_MAX__ |
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#define PTRDIFF_MAX __PTRDIFF_MAX__ |
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#else |
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#define PTRDIFF_MAX __STDINT_EXP(LONG_MAX) |
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#endif |
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#define PTRDIFF_MIN (-PTRDIFF_MAX - 1) |
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/* This must match definition in <wchar.h> */ |
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#ifndef WCHAR_MIN |
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#ifdef __WCHAR_MIN__ |
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#define WCHAR_MIN __WCHAR_MIN__ |
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#elif defined(__WCHAR_UNSIGNED__) || (L'\0' - 1 > 0) |
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#define WCHAR_MIN (0 + L'\0') |
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#else |
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#define WCHAR_MIN (-0x7fffffff - 1 + L'\0') |
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#endif |
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#endif |
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/* This must match definition in <wchar.h> */ |
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#ifndef WCHAR_MAX |
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#ifdef __WCHAR_MAX__ |
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#define WCHAR_MAX __WCHAR_MAX__ |
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#elif defined(__WCHAR_UNSIGNED__) || (L'\0' - 1 > 0) |
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#define WCHAR_MAX (0xffffffffu + L'\0') |
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#else |
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#define WCHAR_MAX (0x7fffffff + L'\0') |
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#endif |
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#endif |
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/* wint_t is unsigned int on almost all GCC targets. */ |
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#ifdef __WINT_MAX__ |
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#define WINT_MAX __WINT_MAX__ |
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#else |
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#define WINT_MAX (__STDINT_EXP(INT_MAX) * 2U + 1U) |
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#endif |
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#ifdef __WINT_MIN__ |
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#define WINT_MIN __WINT_MIN__ |
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#else |
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#define WINT_MIN 0U |
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#endif |
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/** Macros for minimum-width integer constant expressions */ |
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#ifdef __INT8_C |
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#define INT8_C(x) __INT8_C(x) |
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#define UINT8_C(x) __UINT8_C(x) |
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#else |
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#define INT8_C(x) x |
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#if __STDINT_EXP(INT_MAX) > 0x7f |
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#define UINT8_C(x) x |
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#else |
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#define UINT8_C(x) x##U |
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#endif |
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#endif |
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#ifdef __INT16_C |
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#define INT16_C(x) __INT16_C(x) |
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#define UINT16_C(x) __UINT16_C(x) |
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#else |
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#define INT16_C(x) x |
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#if __STDINT_EXP(INT_MAX) > 0x7fff |
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#define UINT16_C(x) x |
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#else |
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#define UINT16_C(x) x##U |
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#endif |
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#endif |
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#ifdef __INT32_C |
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#define INT32_C(x) __INT32_C(x) |
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#define UINT32_C(x) __UINT32_C(x) |
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#else |
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#if __have_long32 |
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#define INT32_C(x) x##L |
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#define UINT32_C(x) x##UL |
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#else |
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#define INT32_C(x) x |
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#define UINT32_C(x) x##U |
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#endif |
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#endif |
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#ifdef __INT64_C |
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#define INT64_C(x) __INT64_C(x) |
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#define UINT64_C(x) __UINT64_C(x) |
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#else |
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#if __int64_t_defined |
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#if __have_long64 |
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#define INT64_C(x) x##L |
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#define UINT64_C(x) x##UL |
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#else |
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#define INT64_C(x) x##LL |
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#define UINT64_C(x) x##ULL |
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#endif |
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#endif |
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#endif |
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/** Macros for greatest-width integer constant expression */ |
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#ifdef __INTMAX_C |
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#define INTMAX_C(x) __INTMAX_C(x) |
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#define UINTMAX_C(x) __UINTMAX_C(x) |
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#else |
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#if __have_long64 |
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#define INTMAX_C(x) x##L |
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#define UINTMAX_C(x) x##UL |
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#else |
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#define INTMAX_C(x) x##LL |
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#define UINTMAX_C(x) x##ULL |
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#endif |
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#endif |
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#ifdef __cplusplus |
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} |
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#endif |
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#endif /* _STDINT_H */
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