| 1 | /** @file
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| 2 | * IPRT - stdint.h wrapper (for backlevel compilers like MSC).
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| 3 | */
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| 4 |
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| 5 | /*
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| 6 | * Copyright (C) 2009-2010 Oracle Corporation
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| 7 | *
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| 8 | * This file is part of VirtualBox Open Source Edition (OSE), as
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| 9 | * available from http://www.virtualbox.org. This file is free software;
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| 10 | * you can redistribute it and/or modify it under the terms of the GNU
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| 11 | * General Public License (GPL) as published by the Free Software
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| 12 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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| 13 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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| 14 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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| 15 | *
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| 16 | * The contents of this file may alternatively be used under the terms
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| 17 | * of the Common Development and Distribution License Version 1.0
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| 18 | * (CDDL) only, as it comes in the "COPYING.CDDL" file of the
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| 19 | * VirtualBox OSE distribution, in which case the provisions of the
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| 20 | * CDDL are applicable instead of those of the GPL.
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| 21 | *
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| 22 | * You may elect to license modified versions of this file under the
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| 23 | * terms and conditions of either the GPL or the CDDL or both.
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| 24 | */
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| 25 |
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| 26 | #ifndef __iprt_stdint_h
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| 27 | #define __iprt_stdint_h
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| 28 |
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| 29 | #include <iprt/cdefs.h>
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| 30 |
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| 31 |
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| 32 | /*
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| 33 | * Use the stdint.h on systems that have one.
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| 34 | */
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| 35 | #if !(defined(RT_OS_LINUX) && defined(__KERNEL__)) \
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| 36 | && !(defined(RT_OS_FREEBSD) && defined(_KERNEL)) \
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| 37 | && !defined(_MSC_VER) \
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| 38 | && !defined(__IBMC__) \
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| 39 | && !defined(__IBMCPP__) \
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| 40 | && !defined(IPRT_NO_CRT) \
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| 41 | && !defined(IPRT_DONT_USE_SYSTEM_STDINT_H) \
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| 42 | && !defined(DOXYGEN_RUNNING)
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| 43 |
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| 44 | # ifndef __STDC_CONSTANT_MACROS
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| 45 | # define __STDC_CONSTANT_MACROS
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| 46 | # endif
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| 47 | # ifndef __STDC_LIMIT_MACROS
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| 48 | # define __STDC_LIMIT_MACROS
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| 49 | # endif
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| 50 | # include <stdint.h>
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| 51 |
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| 52 | # if defined(RT_OS_DARWIN) && defined(KERNEL) && defined(RT_ARCH_AMD64)
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| 53 | /*
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| 54 | * Kludge to fix the incorrect 32-bit constant macros in
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| 55 | * Kernel.framework/Headers/stdin.h. uint32_t and int32_t are
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| 56 | * int not long as these macros use, which is significant when
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| 57 | * targeting AMD64. (10a222)
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| 58 | */
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| 59 | # undef INT32_C
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| 60 | # define INT32_C(Value) (Value)
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| 61 | # undef UINT32_C
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| 62 | # define UINT32_C(Value) (Value ## U)
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| 63 | # endif /* 64-bit darwin kludge. */
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| 64 |
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| 65 | #elif defined(RT_OS_FREEBSD) && defined(_KERNEL)
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| 66 |
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| 67 | # ifndef __STDC_CONSTANT_MACROS
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| 68 | # define __STDC_CONSTANT_MACROS
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| 69 | # endif
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| 70 | # ifndef __STDC_LIMIT_MACROS
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| 71 | # define __STDC_LIMIT_MACROS
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| 72 | # endif
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| 73 | # include <sys/stdint.h>
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| 74 |
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| 75 | #else /* No system stdint.h */
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| 76 |
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| 77 | /*
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| 78 | * Define the types we use.
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| 79 | * The linux kernel defines all these in linux/types.h, so skip it.
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| 80 | */
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| 81 | # if !(defined(RT_OS_LINUX) && defined(__KERNEL__)) \
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| 82 | || defined(IPRT_NO_CRT) \
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| 83 | || defined(IPRT_DONT_USE_SYSTEM_STDINT_H) \
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| 84 | || defined(DOXGEN_RUNNING)
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| 85 |
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| 86 | /* Simplify the [u]int64_t type detection mess. */
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| 87 | # undef IPRT_STDINT_USE_STRUCT_FOR_64_BIT_TYPES
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| 88 | # ifdef __IBMCPP__
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| 89 | # if __IBMCPP__ < 350 && (defined(__WINDOWS__) || defined(_AIX) || defined(__OS2__))
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| 90 | # defined IPRT_STDINT_USE_STRUCT_FOR_64_BIT_TYPES
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| 91 | # endif
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| 92 | # endif
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| 93 | # ifdef __IBMC__
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| 94 | # if __IBMC__ < 350 && (defined(__WINDOWS__) || defined(_AIX) || defined(__OS2__))
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| 95 | # defined IPRT_STDINT_USE_STRUCT_FOR_64_BIT_TYPES
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| 96 | # endif
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| 97 | # endif
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| 98 |
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| 99 | /* x-bit types */
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| 100 | # if defined(RT_ARCH_AMD64) || defined(RT_ARCH_X86) || defined(RT_ARCH_SPARC) || defined(RT_ARCH_SPARC64)
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| 101 | # if !defined(_INT8_T_DECLARED) && !defined(_INT8_T)
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| 102 | typedef signed char int8_t;
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| 103 | # endif
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| 104 | # if !defined(_UINT8_T_DECLARED) && !defined(_UINT8_T)
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| 105 | typedef unsigned char uint8_t;
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| 106 | # endif
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| 107 | # if !defined(_INT16_T_DECLARED) && !defined(_INT16_T)
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| 108 | typedef signed short int16_t;
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| 109 | # endif
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| 110 | # if !defined(_UINT16_T_DECLARED) && !defined(_UINT16_T)
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| 111 | typedef unsigned short uint16_t;
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| 112 | # endif
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| 113 | # if !defined(_INT32_T_DECLARED) && !defined(_INT32_T)
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| 114 | typedef signed int int32_t;
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| 115 | # endif
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| 116 | # if !defined(_UINT32_T_DECLARED) && !defined(_UINT32_T)
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| 117 | typedef unsigned int uint32_t;
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| 118 | # endif
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| 119 | # if defined(_MSC_VER)
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| 120 | # if !defined(_INT64_T_DECLARED) && !defined(_INT64_T)
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| 121 | typedef signed _int64 int64_t;
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| 122 | # endif
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| 123 | # if !defined(_UINT64_T_DECLARED) && !defined(_UINT64_T)
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| 124 | typedef unsigned _int64 uint64_t;
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| 125 | # endif
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| 126 | # elif defined(IPRT_STDINT_USE_STRUCT_FOR_64_BIT_TYPES)
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| 127 | # if !defined(_INT64_T_DECLARED) && !defined(_INT64_T)
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| 128 | typedef struct { uint32_t lo; int32_t hi; } int64_t;
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| 129 | # endif
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| 130 | # if !defined(_UINT64_T_DECLARED) && !defined(_UINT64_T)
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| 131 | typedef struct { uint32_t lo; uint32_t hi; } uint64_t;
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| 132 | # endif
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| 133 | # else /* Use long long for 64-bit types */
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| 134 | # if !defined(_INT64_T_DECLARED) && !defined(_INT64_T)
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| 135 | typedef signed long long int64_t;
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| 136 | # endif
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| 137 | # if !defined(_UINT64_T_DECLARED) && !defined(_UINT64_T)
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| 138 | typedef unsigned long long uint64_t;
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| 139 | # endif
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| 140 | # endif
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| 141 |
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| 142 | /* max integer types */
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| 143 | # if !defined(_INTMAX_T_DECLARED) && !defined(_INTMAX_T)
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| 144 | typedef int64_t intmax_t;
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| 145 | # endif
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| 146 | # if !defined(_UINTMAX_T_DECLARED) && !defined(_UINTMAX_T)
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| 147 | typedef uint64_t uintmax_t;
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| 148 | # endif
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| 149 |
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| 150 | # else
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| 151 | # error "PORTME: Add architecture. Don't forget to check the [U]INTx_C() and [U]INTMAX_MIN/MAX macros."
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| 152 | # endif
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| 153 |
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| 154 | # endif /* !linux kernel or stuff */
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| 155 |
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| 156 | /* pointer <-> integer types */
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| 157 | # if !defined(_MSC_VER) || defined(DOXYGEN_RUNNING)
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| 158 | # if ARCH_BITS == 32 \
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| 159 | || defined(RT_OS_LINUX) \
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| 160 | || defined(RT_OS_FREEBSD)
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| 161 | # if !defined(_INTPTR_T_DECLARED) && !defined(_INTPTR_T)
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| 162 | typedef signed long intptr_t;
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| 163 | # endif
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| 164 | # if !defined(_UINTPTR_T_DECLARED) && !defined(_UINTPTR_T)
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| 165 | typedef unsigned long uintptr_t;
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| 166 | # endif
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| 167 | # else
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| 168 | # if !defined(_INTPTR_T_DECLARED) && !defined(_INTPTR_T)
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| 169 | typedef int64_t intptr_t;
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| 170 | # endif
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| 171 | # if !defined(_UINTPTR_T_DECLARED) && !defined(_UINTPTR_T)
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| 172 | typedef uint64_t uintptr_t;
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| 173 | # endif
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| 174 | # endif
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| 175 | # endif /* !_MSC_VER */
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| 176 |
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| 177 | #endif /* no system stdint.h */
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| 178 |
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| 179 |
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| 180 | /*
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| 181 | * Make sure the [U]INTx_C(c) macros are present.
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| 182 | * For In C++ source the system stdint.h may have skipped these if it was
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| 183 | * included before we managed to define __STDC_CONSTANT_MACROS. (Kludge alert!)
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| 184 | */
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| 185 | #if !defined(INT8_C) \
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| 186 | || !defined(INT16_C) \
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| 187 | || !defined(INT32_C) \
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| 188 | || !defined(INT64_C) \
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| 189 | || !defined(INTMAX_C) \
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| 190 | || !defined(UINT8_C) \
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| 191 | || !defined(UINT16_C) \
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| 192 | || !defined(UINT32_C) \
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| 193 | || !defined(UINT64_C) \
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| 194 | || !defined(UINTMAX_C)
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| 195 | # define INT8_C(Value) (Value)
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| 196 | # define INT16_C(Value) (Value)
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| 197 | # define INT32_C(Value) (Value)
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| 198 | # define INT64_C(Value) (Value ## LL)
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| 199 | # define UINT8_C(Value) (Value)
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| 200 | # define UINT16_C(Value) (Value)
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| 201 | # define UINT32_C(Value) (Value ## U)
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| 202 | # define UINT64_C(Value) (Value ## ULL)
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| 203 | # define INTMAX_C(Value) INT64_C(Value)
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| 204 | # define UINTMAX_C(Value) UINT64_C(Value)
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| 205 | #endif
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| 206 |
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| 207 |
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| 208 | /*
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| 209 | * Make sure the INTx_MIN and [U]INTx_MAX macros are present.
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| 210 | * For In C++ source the system stdint.h may have skipped these if it was
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| 211 | * included before we managed to define __STDC_LIMIT_MACROS. (Kludge alert!)
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| 212 | */
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| 213 | #if !defined(INT8_MIN) \
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| 214 | || !defined(INT16_MIN) \
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| 215 | || !defined(INT32_MIN) \
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| 216 | || !defined(INT64_MIN) \
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| 217 | || !defined(INT8_MAX) \
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| 218 | || !defined(INT16_MAX) \
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| 219 | || !defined(INT32_MAX) \
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| 220 | || !defined(INT64_MAX) \
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| 221 | || !defined(UINT8_MAX) \
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| 222 | || !defined(UINT16_MAX) \
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| 223 | || !defined(UINT32_MAX) \
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| 224 | || !defined(UINT64_MAX)
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| 225 | # define INT8_MIN (INT8_C(-0x7f) - 1)
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| 226 | # define INT16_MIN (INT16_C(-0x7fff) - 1)
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| 227 | # define INT32_MIN (INT32_C(-0x7fffffff) - 1)
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| 228 | # define INT64_MIN (INT64_C(-0x7fffffffffffffff) - 1)
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| 229 | # define INT8_MAX INT8_C(0x7f)
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| 230 | # define INT16_MAX INT16_C(0x7fff)
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| 231 | # define INT32_MAX INT32_C(0x7fffffff)
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| 232 | # define INT64_MAX INT64_C(0x7fffffffffffffff)
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| 233 | # define UINT8_MAX UINT8_C(0xff)
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| 234 | # define UINT16_MAX UINT16_C(0xffff)
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| 235 | # define UINT32_MAX UINT32_C(0xffffffff)
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| 236 | # define UINT64_MAX UINT64_C(0xffffffffffffffff)
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| 237 |
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| 238 | # define INTMAX_MIN INT64_MIN
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| 239 | # define INTMAX_MAX INT64_MAX
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| 240 | # define UINTMAX_MAX UINT64_MAX
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| 241 | #endif
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| 242 |
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| 243 | #endif
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| 244 |
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