| /* |
| * Copyright (c) 2000, 2001, 2003, 2004, 2008 Apple Computer, Inc. |
| * All rights reserved. |
| */ |
| |
| #ifndef _STDINT_H_ |
| #define _STDINT_H_ |
| |
| #if defined(__LP64__) && __LP64__ |
| #define __WORDSIZE 64 |
| #else |
| #define __WORDSIZE 32 |
| #endif |
| |
| /* from ISO/IEC 988:1999 spec */ |
| |
| /* 7.18.1.1 Exact-width integer types */ |
| #ifndef _INT8_T |
| #define _INT8_T |
| typedef signed char int8_t; |
| #endif /*_INT8_T */ |
| |
| #ifndef _INT16_T |
| #define _INT16_T |
| typedef short int16_t; |
| #endif /* _INT16_T */ |
| |
| #ifndef _INT32_T |
| #define _INT32_T |
| typedef int int32_t; |
| #endif /* _INT32_T */ |
| |
| #ifndef _INT64_T |
| #define _INT64_T |
| typedef long long int64_t; |
| #endif /* _INT64_T */ |
| |
| #ifndef _UINT8_T |
| #define _UINT8_T |
| typedef unsigned char uint8_t; |
| #endif /*_UINT8_T */ |
| |
| #ifndef _UINT16_T |
| #define _UINT16_T |
| typedef unsigned short uint16_t; |
| #endif /* _UINT16_T */ |
| |
| #ifndef _UINT32_T |
| #define _UINT32_T |
| typedef unsigned int uint32_t; |
| #endif /* _UINT32_T */ |
| |
| #ifndef _UINT64_T |
| #define _UINT64_T |
| typedef unsigned long long uint64_t; |
| #endif /* _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-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 */ |
| |
| #ifndef _INTPTR_T |
| #define _INTPTR_T |
| typedef long intptr_t; |
| #endif /* _INTPTR_T */ |
| |
| #ifndef _UINTPTR_T |
| #define _UINTPTR_T |
| typedef unsigned long uintptr_t; |
| #endif /* _UINTPTR_T */ |
| |
| |
| /* 7.18.1.5 Greatest-width integer types */ |
| #ifndef _INTMAX_T |
| #define _INTMAX_T |
| #ifdef __INTMAX_TYPE__ |
| typedef __INTMAX_TYPE__ intmax_t; |
| #else /* __INTMAX_TYPE__ */ |
| typedef long long intmax_t; |
| #endif /* __INTMAX_TYPE__ */ |
| #endif /* _INTMAX_T */ |
| |
| #ifndef _UINTMAX_T |
| #define _UINTMAX_T |
| #ifdef __UINTMAX_TYPE__ |
| typedef __UINTMAX_TYPE__ uintmax_t; |
| #else /* __UINTMAX_TYPE__ */ |
| typedef unsigned long long uintmax_t; |
| #endif /* __UINTMAX_TYPE__ */ |
| #endif /* _UINTMAX_T */ |
| |
| /* 7.18.2 Limits of specified-width integer types: |
| * These #defines specify the minimum and maximum limits |
| * of each of the types declared above. |
| */ |
| |
| |
| /* 7.18.2.1 Limits of exact-width integer types */ |
| #define INT8_MAX 127 |
| #define INT16_MAX 32767 |
| #define INT32_MAX 2147483647 |
| #define INT64_MAX 9223372036854775807LL |
| |
| #define INT8_MIN -128 |
| #define INT16_MIN -32768 |
| /* |
| Note: the literal "most negative int" cannot be written in C -- |
| the rules in the standard (section 6.4.4.1 in C99) will give it |
| an unsigned type, so INT32_MIN (and the most negative member of |
| any larger signed type) must be written via a constant expression. |
| */ |
| #define INT32_MIN (-INT32_MAX-1) |
| #define INT64_MIN (-INT64_MAX-1) |
| |
| #define UINT8_MAX 255 |
| #define UINT16_MAX 65535 |
| #define UINT32_MAX 4294967295U |
| #define UINT64_MAX 18446744073709551615ULL |
| |
| /* 7.18.2.2 Limits of minimum-width integer types */ |
| #define INT_LEAST8_MIN INT8_MIN |
| #define INT_LEAST16_MIN INT16_MIN |
| #define INT_LEAST32_MIN INT32_MIN |
| #define INT_LEAST64_MIN INT64_MIN |
| |
| #define INT_LEAST8_MAX INT8_MAX |
| #define INT_LEAST16_MAX INT16_MAX |
| #define INT_LEAST32_MAX INT32_MAX |
| #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_FAST16_MIN INT16_MIN |
| #define INT_FAST32_MIN INT32_MIN |
| #define INT_FAST64_MIN INT64_MIN |
| |
| #define INT_FAST8_MAX INT8_MAX |
| #define INT_FAST16_MAX INT16_MAX |
| #define INT_FAST32_MAX INT32_MAX |
| #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 */ |
| |
| #if __WORDSIZE == 64 |
| #define INTPTR_MIN INT64_MIN |
| #define INTPTR_MAX INT64_MAX |
| #else |
| #define INTPTR_MIN INT32_MIN |
| #define INTPTR_MAX INT32_MAX |
| #endif |
| |
| #if __WORDSIZE == 64 |
| #define UINTPTR_MAX UINT64_MAX |
| #else |
| #define UINTPTR_MAX UINT32_MAX |
| #endif |
| |
| /* 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 "Other" */ |
| #if __WORDSIZE == 64 |
| #define PTRDIFF_MIN INT64_MIN |
| #define PTRDIFF_MAX INT64_MAX |
| #else |
| #define PTRDIFF_MIN INT32_MIN |
| #define PTRDIFF_MAX INT32_MAX |
| #endif |
| |
| /* We have no sig_atomic_t yet, so no SIG_ATOMIC_{MIN,MAX}. |
| Should end up being {-127,127} or {0,255} ... or bigger. |
| My bet would be on one of {U}INT32_{MIN,MAX}. */ |
| |
| #if __WORDSIZE == 64 |
| #define SIZE_MAX UINT64_MAX |
| #else |
| #define SIZE_MAX UINT32_MAX |
| #endif |
| |
| #ifndef WCHAR_MAX |
| # ifdef __WCHAR_MAX__ |
| # define WCHAR_MAX __WCHAR_MAX__ |
| # else |
| # define WCHAR_MAX 0x7fffffff |
| # endif |
| #endif |
| |
| /* WCHAR_MIN should be 0 if wchar_t is an unsigned type and |
| (-WCHAR_MAX-1) if wchar_t is a signed type. Unfortunately, |
| it turns out that -fshort-wchar changes the signedness of |
| the type. */ |
| #ifndef WCHAR_MIN |
| # if WCHAR_MAX == 0xffff |
| # define WCHAR_MIN 0 |
| # else |
| # define WCHAR_MIN (-WCHAR_MAX-1) |
| # endif |
| #endif |
| |
| #define WINT_MIN INT32_MIN |
| #define WINT_MAX INT32_MAX |
| |
| #define SIG_ATOMIC_MIN INT32_MIN |
| #define SIG_ATOMIC_MAX INT32_MAX |
| |
| /* 7.18.4 Macros for integer constants */ |
| #define INT8_C(v) (v) |
| #define INT16_C(v) (v) |
| #define INT32_C(v) (v) |
| #define INT64_C(v) (v ## LL) |
| |
| #define UINT8_C(v) (v ## U) |
| #define UINT16_C(v) (v ## U) |
| #define UINT32_C(v) (v ## U) |
| #define UINT64_C(v) (v ## ULL) |
| |
| #define INTMAX_C(v) (v ## LL) |
| #define UINTMAX_C(v) (v ## ULL) |
| |
| #endif /* _STDINT_H_ */ |