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Diffstat (limited to 'common/stdint.h')
-rw-r--r-- | common/stdint.h | 394 |
1 files changed, 394 insertions, 0 deletions
diff --git a/common/stdint.h b/common/stdint.h new file mode 100644 index 0000000..9316d56 --- /dev/null +++ b/common/stdint.h @@ -0,0 +1,394 @@ +/* ISO C9x 7.18 Integer types <stdint.h> + + * Based on ISO/IEC SC22/WG14 9899 Committee draft (SC22 N2794) + + * + + * THIS SOFTWARE IS NOT COPYRIGHTED + + * + + * Contributor: Danny Smith <danny_r_smith_2001@yahoo.co.nz> + + * + + * This source code is offered for use in the public domain. You may + + * use, modify or distribute it freely. + + * + + * This code is distributed in the hope that it will be useful but + + * WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY + + * DISCLAIMED. This includes but is not limited to warranties of + + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. + + * + + * Date: 2000-12-02 + + */ + + + + + +#ifndef _STDINT_H + +#define _STDINT_H + +#define __need_wint_t + +#define __need_wchar_t + +#include <stddef.h> + + + +#ifdef _WIN32_WCE + +typedef _int64 int64_t; + +typedef unsigned _int64 uint64_t; + +#else + +typedef long long int64_t; + +typedef unsigned long long uint64_t; + +#endif /* _WIN32_WCE */ + + + +/* 7.18.1.1 Exact-width integer types */ + +typedef signed char int8_t; + +typedef unsigned char uint8_t; + +typedef short int16_t; + +typedef unsigned short uint16_t; + +typedef int int32_t; + +typedef unsigned uint32_t; + + + +/* 7.18.1.2 Minimum-width integer types */ + +typedef signed char int_least8_t; + +typedef unsigned char uint_least8_t; + +typedef short int_least16_t; + +typedef unsigned short uint_least16_t; + +typedef int int_least32_t; + +typedef unsigned uint_least32_t; + +#ifndef _WIN32_WCE + +typedef long long int_least64_t; + +typedef unsigned long long uint_least64_t; + +#endif + + + +/* 7.18.1.3 Fastest minimum-width integer types + + * Not actually guaranteed to be fastest for all purposes + + * Here we use the exact-width types for 8 and 16-bit ints. + + */ + +typedef char int_fast8_t; + +typedef unsigned char uint_fast8_t; + +typedef short int_fast16_t; + +typedef unsigned short uint_fast16_t; + +typedef int int_fast32_t; + +typedef unsigned int uint_fast32_t; + +#ifndef _WIN32_WCE + +typedef long long int_fast64_t; + +typedef unsigned long long uint_fast64_t; + +#endif + + + +/* 7.18.1.4 Integer types capable of holding object pointers */ + +typedef int intptr_t; + +typedef unsigned uintptr_t; + + + +/* 7.18.1.5 Greatest-width integer types */ + +#ifndef _WIN32_WCE + +typedef long long intmax_t; + +typedef unsigned long long uintmax_t; + +#endif + + + +/* 7.18.2 Limits of specified-width integer types */ + +#if !defined ( __cplusplus) || defined (__STDC_LIMIT_MACROS) + + + +/* 7.18.2.1 Limits of exact-width integer types */ + +#define INT8_MIN (-128) + +#define INT16_MIN (-32768) + +#define INT32_MIN (-2147483647 - 1) + +#define INT64_MIN (-9223372036854775807LL - 1) + + + +#define INT8_MAX 127 + +#define INT16_MAX 32767 + +#define INT32_MAX 2147483647 + +#define INT64_MAX 9223372036854775807LL + + + +#define UINT8_MAX 0xff /* 255U */ + +#define UINT16_MAX 0xffff /* 65535U */ + +#define UINT32_MAX 0xffffffff /* 4294967295U */ + +#define UINT64_MAX 0xffffffffffffffffULL /* 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 */ + +#define INTPTR_MIN INT32_MIN + +#define INTPTR_MAX INT32_MAX + +#define UINTPTR_MAX UINT32_MAX + + + +/* 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 */ + +#define PTRDIFF_MIN INT32_MIN + +#define PTRDIFF_MAX INT32_MAX + + + +#define SIG_ATOMIC_MIN INT32_MIN + +#define SIG_ATOMIC_MAX INT32_MAX + + + +#define SIZE_MAX UINT32_MAX + + + +#ifndef WCHAR_MIN /* also in wchar.h */ + +#define WCHAR_MIN 0 + +#define WCHAR_MAX 0xffff /* UINT16_MAX */ + +#endif + + + +/* + + * wint_t is unsigned short for compatibility with MS runtime + + */ + +#define WINT_MIN 0 + +#define WINT_MAX 0xffff /* UINT16_MAX */ + + + +#endif /* !defined ( __cplusplus) || defined __STDC_LIMIT_MACROS */ + + + + + +/* 7.18.4 Macros for integer constants */ + +#if !defined ( __cplusplus) || defined (__STDC_CONSTANT_MACROS) + + + +/* 7.18.4.1 Macros for minimum-width integer constants + + + + Accoding to Douglas Gwyn <gwyn@arl.mil>: + + "This spec was changed in ISO/IEC 9899:1999 TC1; in ISO/IEC + + 9899:1999 as initially published, the expansion was required + + to be an integer constant of precisely matching type, which + + is impossible to accomplish for the shorter types on most + + platforms, because C99 provides no standard way to designate + + an integer constant with width less than that of type int. + + TC1 changed this to require just an integer constant + + *expression* with *promoted* type." + +*/ + + + +#define INT8_C(val) ((int8_t) + (val)) + +#define UINT8_C(val) ((uint8_t) + (val##U)) + +#define INT16_C(val) ((int16_t) + (val)) + +#define UINT16_C(val) ((uint16_t) + (val##U)) + + + +#define INT32_C(val) val##L + +#define UINT32_C(val) val##UL + +#define INT64_C(val) val##LL + +#define UINT64_C(val) val##ULL + + + +/* 7.18.4.2 Macros for greatest-width integer constants */ + +#define INTMAX_C(val) INT64_C(val) + +#define UINTMAX_C(val) UINT64_C(val) + + + +#endif /* !defined ( __cplusplus) || defined __STDC_CONSTANT_MACROS */ + + + +#endif + + + |