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glibc/sysdeps/generic/stdint.h
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| /* Copyright (C) 1997,1998,1999,2000,2001,2006 Free Software Foundation, Inc. | |
| This file is part of the GNU C Library. | |
| The GNU C Library is free software; you can redistribute it and/or | |
| modify it under the terms of the GNU Lesser General Public | |
| License as published by the Free Software Foundation; either | |
| version 2.1 of the License, or (at your option) any later version. | |
| The GNU C Library is distributed in the hope that it will be useful, | |
| but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| Lesser General Public License for more details. | |
| You should have received a copy of the GNU Lesser General Public | |
| License along with the GNU C Library; if not, write to the Free | |
| Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA | |
| 02111-1307 USA. */ | |
| /* | |
| * ISO C99: 7.18 Integer types <stdint.h> | |
| */ | |
| #ifndef _STDINT_H | |
| #define _STDINT_H 1 | |
| #include <features.h> | |
| #include <bits/wchar.h> | |
| #include <bits/wordsize.h> | |
| /* Exact integral types. */ | |
| /* Signed. */ | |
| /* There is some amount of overlap with <sys/types.h> as known by inet code */ | |
| #ifndef __int8_t_defined | |
| # define __int8_t_defined | |
| typedef signed char int8_t; | |
| typedef short int int16_t; | |
| typedef int int32_t; | |
| # if __WORDSIZE == 64 | |
| typedef long int int64_t; | |
| # else | |
| __extension__ | |
| typedef long long int int64_t; | |
| # endif | |
| #endif | |
| /* Unsigned. */ | |
| typedef unsigned char uint8_t; | |
| typedef unsigned short int uint16_t; | |
| #ifndef __uint32_t_defined | |
| typedef unsigned int uint32_t; | |
| # define __uint32_t_defined | |
| #endif | |
| #if __WORDSIZE == 64 | |
| typedef unsigned long int uint64_t; | |
| #else | |
| __extension__ | |
| typedef unsigned long long int uint64_t; | |
| #endif | |
| /* Small types. */ | |
| /* Signed. */ | |
| typedef signed char int_least8_t; | |
| typedef short int int_least16_t; | |
| typedef int int_least32_t; | |
| #if __WORDSIZE == 64 | |
| typedef long int int_least64_t; | |
| #else | |
| __extension__ | |
| typedef long long int int_least64_t; | |
| #endif | |
| /* Unsigned. */ | |
| typedef unsigned char uint_least8_t; | |
| typedef unsigned short int uint_least16_t; | |
| typedef unsigned int uint_least32_t; | |
| #if __WORDSIZE == 64 | |
| typedef unsigned long int uint_least64_t; | |
| #else | |
| __extension__ | |
| typedef unsigned long long int uint_least64_t; | |
| #endif | |
| /* Fast types. */ | |
| /* Signed. */ | |
| typedef signed char int_fast8_t; | |
| #if __WORDSIZE == 64 | |
| typedef long int int_fast16_t; | |
| typedef long int int_fast32_t; | |
| typedef long int int_fast64_t; | |
| #else | |
| typedef int int_fast16_t; | |
| typedef int int_fast32_t; | |
| __extension__ | |
| typedef long long int int_fast64_t; | |
| #endif | |
| /* Unsigned. */ | |
| typedef unsigned char uint_fast8_t; | |
| #if __WORDSIZE == 64 | |
| typedef unsigned long int uint_fast16_t; | |
| typedef unsigned long int uint_fast32_t; | |
| typedef unsigned long int uint_fast64_t; | |
| #else | |
| typedef unsigned int uint_fast16_t; | |
| typedef unsigned int uint_fast32_t; | |
| __extension__ | |
| typedef unsigned long long int uint_fast64_t; | |
| #endif | |
| /* Types for `void *' pointers. */ | |
| #if __WORDSIZE == 64 | |
| # ifndef __intptr_t_defined | |
| typedef long int intptr_t; | |
| # define __intptr_t_defined | |
| # endif | |
| typedef unsigned long int uintptr_t; | |
| #else | |
| # ifndef __intptr_t_defined | |
| typedef int intptr_t; | |
| # define __intptr_t_defined | |
| # endif | |
| typedef unsigned int uintptr_t; | |
| #endif | |
| /* Largest integral types. */ | |
| #if __WORDSIZE == 64 | |
| typedef long int intmax_t; | |
| typedef unsigned long int uintmax_t; | |
| #else | |
| __extension__ | |
| typedef long long int intmax_t; | |
| __extension__ | |
| typedef unsigned long long int uintmax_t; | |
| #endif | |
| /* The ISO C99 standard specifies that in C++ implementations these | |
| macros should only be defined if explicitly requested. */ | |
| #if !defined __cplusplus || defined __STDC_LIMIT_MACROS | |
| # if __WORDSIZE == 64 | |
| # define __INT64_C(c) c ## L | |
| # define __UINT64_C(c) c ## UL | |
| # else | |
| # define __INT64_C(c) c ## LL | |
| # define __UINT64_C(c) c ## ULL | |
| # endif | |
| /* Limits of integral types. */ | |
| /* Minimum of signed integral types. */ | |
| # define INT8_MIN (-128) | |
| # define INT16_MIN (-32767-1) | |
| # define INT32_MIN (-2147483647-1) | |
| # define INT64_MIN (-__INT64_C(9223372036854775807)-1) | |
| /* Maximum of signed integral types. */ | |
| # define INT8_MAX (127) | |
| # define INT16_MAX (32767) | |
| # define INT32_MAX (2147483647) | |
| # define INT64_MAX (__INT64_C(9223372036854775807)) | |
| /* Maximum of unsigned integral types. */ | |
| # define UINT8_MAX (255) | |
| # define UINT16_MAX (65535) | |
| # define UINT32_MAX (4294967295U) | |
| # define UINT64_MAX (__UINT64_C(18446744073709551615)) | |
| /* Minimum of signed integral types having a minimum size. */ | |
| # define INT_LEAST8_MIN (-128) | |
| # define INT_LEAST16_MIN (-32767-1) | |
| # define INT_LEAST32_MIN (-2147483647-1) | |
| # define INT_LEAST64_MIN (-__INT64_C(9223372036854775807)-1) | |
| /* Maximum of signed integral types having a minimum size. */ | |
| # define INT_LEAST8_MAX (127) | |
| # define INT_LEAST16_MAX (32767) | |
| # define INT_LEAST32_MAX (2147483647) | |
| # define INT_LEAST64_MAX (__INT64_C(9223372036854775807)) | |
| /* Maximum of unsigned integral types having a minimum size. */ | |
| # define UINT_LEAST8_MAX (255) | |
| # define UINT_LEAST16_MAX (65535) | |
| # define UINT_LEAST32_MAX (4294967295U) | |
| # define UINT_LEAST64_MAX (__UINT64_C(18446744073709551615)) | |
| /* Minimum of fast signed integral types having a minimum size. */ | |
| # define INT_FAST8_MIN (-128) | |
| # if __WORDSIZE == 64 | |
| # define INT_FAST16_MIN (-9223372036854775807L-1) | |
| # define INT_FAST32_MIN (-9223372036854775807L-1) | |
| # else | |
| # define INT_FAST16_MIN (-2147483647-1) | |
| # define INT_FAST32_MIN (-2147483647-1) | |
| # endif | |
| # define INT_FAST64_MIN (-__INT64_C(9223372036854775807)-1) | |
| /* Maximum of fast signed integral types having a minimum size. */ | |
| # define INT_FAST8_MAX (127) | |
| # if __WORDSIZE == 64 | |
| # define INT_FAST16_MAX (9223372036854775807L) | |
| # define INT_FAST32_MAX (9223372036854775807L) | |
| # else | |
| # define INT_FAST16_MAX (2147483647) | |
| # define INT_FAST32_MAX (2147483647) | |
| # endif | |
| # define INT_FAST64_MAX (__INT64_C(9223372036854775807)) | |
| /* Maximum of fast unsigned integral types having a minimum size. */ | |
| # define UINT_FAST8_MAX (255) | |
| # if __WORDSIZE == 64 | |
| # define UINT_FAST16_MAX (18446744073709551615UL) | |
| # define UINT_FAST32_MAX (18446744073709551615UL) | |
| # else | |
| # define UINT_FAST16_MAX (4294967295U) | |
| # define UINT_FAST32_MAX (4294967295U) | |
| # endif | |
| # define UINT_FAST64_MAX (__UINT64_C(18446744073709551615)) | |
| /* Values to test for integral types holding `void *' pointer. */ | |
| # if __WORDSIZE == 64 | |
| # define INTPTR_MIN (-9223372036854775807L-1) | |
| # define INTPTR_MAX (9223372036854775807L) | |
| # define UINTPTR_MAX (18446744073709551615UL) | |
| # else | |
| # define INTPTR_MIN (-2147483647-1) | |
| # define INTPTR_MAX (2147483647) | |
| # define UINTPTR_MAX (4294967295U) | |
| # endif | |
| /* Minimum for largest signed integral type. */ | |
| # define INTMAX_MIN (-__INT64_C(9223372036854775807)-1) | |
| /* Maximum for largest signed integral type. */ | |
| # define INTMAX_MAX (__INT64_C(9223372036854775807)) | |
| /* Maximum for largest unsigned integral type. */ | |
| # define UINTMAX_MAX (__UINT64_C(18446744073709551615)) | |
| /* Limits of other integer types. */ | |
| /* Limits of `ptrdiff_t' type. */ | |
| # if __WORDSIZE == 64 | |
| # define PTRDIFF_MIN (-9223372036854775807L-1) | |
| # define PTRDIFF_MAX (9223372036854775807L) | |
| # else | |
| # define PTRDIFF_MIN (-2147483647-1) | |
| # define PTRDIFF_MAX (2147483647) | |
| # endif | |
| /* Limits of `sig_atomic_t'. */ | |
| # define SIG_ATOMIC_MIN (-2147483647-1) | |
| # define SIG_ATOMIC_MAX (2147483647) | |
| /* Limit of `size_t' type. */ | |
| # if __WORDSIZE == 64 | |
| # define SIZE_MAX (18446744073709551615UL) | |
| # else | |
| # define SIZE_MAX (4294967295U) | |
| # endif | |
| /* Limits of `wchar_t'. */ | |
| # ifndef WCHAR_MIN | |
| /* These constants might also be defined in <wchar.h>. */ | |
| # define WCHAR_MIN __WCHAR_MIN | |
| # define WCHAR_MAX __WCHAR_MAX | |
| # endif | |
| /* Limits of `wint_t'. */ | |
| # define WINT_MIN (0u) | |
| # define WINT_MAX (4294967295u) | |
| #endif /* C++ && limit macros */ | |
| /* The ISO C99 standard specifies that in C++ implementations these | |
| should only be defined if explicitly requested. */ | |
| #if !defined __cplusplus || defined __STDC_CONSTANT_MACROS | |
| /* Signed. */ | |
| # define INT8_C(c) c | |
| # define INT16_C(c) c | |
| # define INT32_C(c) c | |
| # if __WORDSIZE == 64 | |
| # define INT64_C(c) c ## L | |
| # else | |
| # define INT64_C(c) c ## LL | |
| # endif | |
| /* Unsigned. */ | |
| # define UINT8_C(c) c | |
| # define UINT16_C(c) c | |
| # define UINT32_C(c) c ## U | |
| # if __WORDSIZE == 64 | |
| # define UINT64_C(c) c ## UL | |
| # else | |
| # define UINT64_C(c) c ## ULL | |
| # endif | |
| /* Maximal type. */ | |
| # if __WORDSIZE == 64 | |
| # define INTMAX_C(c) c ## L | |
| # define UINTMAX_C(c) c ## UL | |
| # else | |
| # define INTMAX_C(c) c ## LL | |
| # define UINTMAX_C(c) c ## ULL | |
| # endif | |
| #endif /* C++ && constant macros */ | |
| #endif /* stdint.h */ |