| 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) 2009-2024 Oracle and/or its affiliates.
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| 7 | *
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| 8 | * This file is part of VirtualBox base platform packages, as
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| 9 | * available from https://www.virtualbox.org.
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| 10 | *
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| 11 | * This program is free software; you can redistribute it and/or
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| 12 | * modify it under the terms of the GNU General Public License
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| 13 | * as published by the Free Software Foundation, in version 3 of the
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| 14 | * License.
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| 15 | *
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| 16 | * This program is distributed in the hope that it will be useful, but
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| 17 | * WITHOUT ANY WARRANTY; without even the implied warranty of
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| 18 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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| 19 | * General Public License for more details.
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| 20 | *
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| 21 | * You should have received a copy of the GNU General Public License
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| 22 | * along with this program; if not, see <https://www.gnu.org/licenses>.
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| 23 | *
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| 24 | * The contents of this file may alternatively be used under the terms
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| 25 | * of the Common Development and Distribution License Version 1.0
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| 26 | * (CDDL), a copy of it is provided in the "COPYING.CDDL" file included
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| 27 | * in the VirtualBox distribution, in which case the provisions of the
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| 28 | * CDDL are applicable instead of those of the GPL.
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| 29 | *
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| 30 | * You may elect to license modified versions of this file under the
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| 31 | * terms and conditions of either the GPL or the CDDL or both.
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| 32 | *
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| 33 | * SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0
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| 34 | */
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| 35 |
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| 36 | #ifndef IPRT_INCLUDED_stdint_h
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| 37 | #define IPRT_INCLUDED_stdint_h
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| 38 | #ifndef RT_WITHOUT_PRAGMA_ONCE
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| 39 | # pragma once
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| 40 | #endif
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| 41 |
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| 42 | #include <iprt/cdefs.h>
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| 43 |
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| 44 |
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| 45 | /*
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| 46 | * Use the stdint.h on systems that have one.
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| 47 | */
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| 48 | #if !(defined(RT_OS_LINUX) && defined(__KERNEL__)) \
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| 49 | && !(defined(RT_OS_FREEBSD) && defined(_KERNEL)) \
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| 50 | && !(defined(RT_OS_NETBSD) && defined(_KERNEL)) \
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| 51 | && RT_MSC_PREREQ_EX(RT_MSC_VER_VS2010, 1 /*non-msc*/) \
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| 52 | && !defined(__IBMC__) \
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| 53 | && !defined(__IBMCPP__) \
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| 54 | && !defined(IPRT_NO_CRT) \
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| 55 | && !defined(IPRT_DONT_USE_SYSTEM_STDINT_H) \
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| 56 | && !defined(DOXYGEN_RUNNING) \
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| 57 | && !defined(__ASSEMBLER__)
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| 58 |
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| 59 | # ifndef __STDC_CONSTANT_MACROS
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| 60 | # define __STDC_CONSTANT_MACROS
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| 61 | # endif
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| 62 | # ifndef __STDC_LIMIT_MACROS
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| 63 | # define __STDC_LIMIT_MACROS
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| 64 | # endif
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| 65 | # ifdef _MSC_VER
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| 66 | # pragma warning(push)
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| 67 | # pragma warning(disable:4668)
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| 68 | # endif
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| 69 | # include <stdint.h>
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| 70 | # ifdef _MSC_VER
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| 71 | # pragma warning(pop)
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| 72 | # endif
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| 73 |
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| 74 | # if defined(RT_OS_DARWIN) && defined(KERNEL) && defined(RT_ARCH_AMD64)
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| 75 | /*
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| 76 | * Kludge to fix the incorrect 32-bit constant macros in
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| 77 | * Kernel.framework/Headers/stdin.h. uint32_t and int32_t are
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| 78 | * int not long as these macros use, which is significant when
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| 79 | * targeting AMD64. (10a222)
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| 80 | */
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| 81 | # undef INT32_C
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| 82 | # define INT32_C(Value) (Value)
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| 83 | # undef UINT32_C
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| 84 | # define UINT32_C(Value) (Value ## U)
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| 85 | # endif /* 64-bit darwin kludge. */
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| 86 |
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| 87 | #elif defined(RT_OS_FREEBSD) && defined(_KERNEL) && !defined(__ASSEMBLER__)
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| 88 |
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| 89 | # ifndef __STDC_CONSTANT_MACROS
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| 90 | # define __STDC_CONSTANT_MACROS
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| 91 | # endif
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| 92 | # ifndef __STDC_LIMIT_MACROS
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| 93 | # define __STDC_LIMIT_MACROS
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| 94 | # endif
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| 95 | # include <sys/stdint.h>
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| 96 |
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| 97 | #elif defined(RT_OS_NETBSD) && defined(_KERNEL) && !defined(__ASSEMBLER__)
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| 98 |
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| 99 | # ifndef __STDC_CONSTANT_MACROS
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| 100 | # define __STDC_CONSTANT_MACROS
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| 101 | # endif
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| 102 | # ifndef __STDC_LIMIT_MACROS
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| 103 | # define __STDC_LIMIT_MACROS
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| 104 | # endif
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| 105 | # include <sys/stdint.h>
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| 106 |
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| 107 | #else /* No system stdint.h */
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| 108 |
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| 109 | /*
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| 110 | * Define the types we use.
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| 111 | * The linux kernel defines all these in linux/types.h, so skip it.
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| 112 | */
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| 113 | # if !(defined(RT_OS_LINUX) && defined(__KERNEL__)) \
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| 114 | || defined(IPRT_NO_CRT) \
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| 115 | || defined(IPRT_DONT_USE_SYSTEM_STDINT_H) \
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| 116 | || defined(DOXGEN_RUNNING)
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| 117 |
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| 118 | /* Simplify the [u]int64_t type detection mess. */
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| 119 | # undef IPRT_STDINT_USE_STRUCT_FOR_64_BIT_TYPES
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| 120 | # ifdef __IBMCPP__
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| 121 | # if __IBMCPP__ < 350 && (defined(__WINDOWS__) || defined(_AIX) || defined(__OS2__))
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| 122 | # define IPRT_STDINT_USE_STRUCT_FOR_64_BIT_TYPES
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| 123 | # endif
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| 124 | # endif
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| 125 | # ifdef __IBMC__
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| 126 | # if __IBMC__ < 350 && (defined(__WINDOWS__) || defined(_AIX) || defined(__OS2__))
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| 127 | # define IPRT_STDINT_USE_STRUCT_FOR_64_BIT_TYPES
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| 128 | # endif
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| 129 | # endif
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| 130 |
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| 131 | /* x-bit types */
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| 132 | # if defined(RT_ARCH_AMD64) || defined(RT_ARCH_X86) \
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| 133 | || defined(RT_ARCH_ARM32) || defined(RT_ARCH_ARM64) \
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| 134 | || defined(RT_ARCH_SPARC) || defined(RT_ARCH_SPARC64)
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| 135 | # ifndef __ASSEMBLER__
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| 136 | # if !defined(_INT8_T_DECLARED) && !defined(_INT8_T)
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| 137 | typedef signed char int8_t;
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| 138 | # endif
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| 139 | # if !defined(_UINT8_T_DECLARED) && !defined(_UINT8_T)
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| 140 | typedef unsigned char uint8_t;
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| 141 | # endif
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| 142 | # if !defined(_INT16_T_DECLARED) && !defined(_INT16_T)
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| 143 | typedef signed short int16_t;
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| 144 | # endif
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| 145 | # if !defined(_UINT16_T_DECLARED) && !defined(_UINT16_T)
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| 146 | typedef unsigned short uint16_t;
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| 147 | # endif
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| 148 | # if !defined(_INT32_T_DECLARED) && !defined(_INT32_T)
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| 149 | # if ARCH_BITS != 16
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| 150 | typedef signed int int32_t;
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| 151 | # else
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| 152 | typedef signed long int32_t;
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| 153 | # endif
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| 154 | # endif
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| 155 | # if !defined(_UINT32_T_DECLARED) && !defined(_UINT32_T)
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| 156 | # if ARCH_BITS != 16
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| 157 | typedef unsigned int uint32_t;
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| 158 | # else
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| 159 | typedef unsigned long uint32_t;
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| 160 | # endif
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| 161 | # endif
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| 162 | # if defined(_MSC_VER)
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| 163 | # if !defined(_INT64_T_DECLARED) && !defined(_INT64_T)
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| 164 | typedef signed _int64 int64_t;
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| 165 | # endif
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| 166 | # if !defined(_UINT64_T_DECLARED) && !defined(_UINT64_T)
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| 167 | typedef unsigned _int64 uint64_t;
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| 168 | # endif
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| 169 | # elif defined(__WATCOMC__)
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| 170 | # if !defined(_INT64_T_DECLARED) && !defined(_INT64_T)
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| 171 | typedef signed __int64 int64_t;
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| 172 | # endif
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| 173 | # if !defined(_UINT64_T_DECLARED) && !defined(_UINT64_T)
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| 174 | typedef unsigned __int64 uint64_t;
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| 175 | # endif
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| 176 | # elif defined(IPRT_STDINT_USE_STRUCT_FOR_64_BIT_TYPES)
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| 177 | # if !defined(_INT64_T_DECLARED) && !defined(_INT64_T)
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| 178 | typedef struct { uint32_t lo; int32_t hi; } int64_t;
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| 179 | # endif
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| 180 | # if !defined(_UINT64_T_DECLARED) && !defined(_UINT64_T)
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| 181 | typedef struct { uint32_t lo; uint32_t hi; } uint64_t;
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| 182 | # endif
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| 183 | # else /* Use long long for 64-bit types */
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| 184 | # if !defined(_INT64_T_DECLARED) && !defined(_INT64_T)
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| 185 | typedef signed long long int64_t;
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| 186 | # endif
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| 187 | # if !defined(_UINT64_T_DECLARED) && !defined(_UINT64_T)
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| 188 | typedef unsigned long long uint64_t;
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| 189 | # endif
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| 190 | # endif
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| 191 |
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| 192 | /* max integer types */
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| 193 | # if !defined(_INTMAX_T_DECLARED) && !defined(_INTMAX_T)
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| 194 | typedef int64_t intmax_t;
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| 195 | # endif
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| 196 | # if !defined(_UINTMAX_T_DECLARED) && !defined(_UINTMAX_T)
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| 197 | typedef uint64_t uintmax_t;
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| 198 | # endif
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| 199 | # endif /* !__ASSEMBLER__ */
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| 200 |
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| 201 | /* smallest minimum-width integer types - assumes to be the same as above! */
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| 202 | # ifndef __ASSEMBLER__
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| 203 | typedef int8_t int_least8_t;
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| 204 | typedef uint8_t uint_least8_t;
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| 205 | # endif
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| 206 | # define INT_LEAST8_MIN INT8_MIN
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| 207 | # define INT_LEAST8_MAX INT8_MAX
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| 208 | # define UINT_LEAST8_MAX UINT8_MAX
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| 209 | # ifndef __ASSEMBLER__
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| 210 | typedef int16_t int_least16_t;
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| 211 | typedef uint16_t uint_least16_t;
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| 212 | # endif
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| 213 | # define INT_LEAST16_MIN INT16_MIN
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| 214 | # define INT_LEAST16_MAX INT16_MAX
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| 215 | # define UINT_LEAST16_MAX UINT16_MAX
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| 216 | # ifndef __ASSEMBLER__
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| 217 | typedef int32_t int_least32_t;
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| 218 | typedef uint32_t uint_least32_t;
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| 219 | # endif
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| 220 | # define INT_LEAST32_MIN INT32_MIN
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| 221 | # define INT_LEAST32_MAX INT32_MAX
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| 222 | # define UINT_LEAST32_MAX UINT32_MAX
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| 223 | # ifndef __ASSEMBLER__
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| 224 | typedef int64_t int_least64_t;
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| 225 | typedef uint64_t uint_least64_t;
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| 226 | # endif
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| 227 | # define INT_LEAST64_MIN INT64_MIN
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| 228 | # define INT_LEAST64_MAX INT64_MAX
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| 229 | # define UINT_LEAST64_MAX UINT64_MAX
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| 230 |
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| 231 | /* fastest minimum-width integer types */
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| 232 | # ifndef __ASSEMBLER__
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| 233 | typedef signed char int_fast8_t;
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| 234 | typedef unsigned char uint_fast8_t;
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| 235 | # endif
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| 236 | # define INT_FAST8_MIN INT8_MIN
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| 237 | # define INT_FAST8_MAX INT8_MAX
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| 238 | # define UINT_FAST8_MAX UINT8_MAX
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| 239 | # ifndef __ASSEMBLER__
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| 240 | typedef signed int int_fast16_t;
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| 241 | typedef unsigned int uint_fast16_t;
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| 242 | # endif
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| 243 | # if ARCH_BITS == 16
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| 244 | # define INT_FAST16_MIN INT16_MIN
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| 245 | # define INT_FAST16_MAX INT16_MAX
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| 246 | # define UINT_FAST16_MAX UINT16_MAX
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| 247 | # else
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| 248 | # define INT_FAST16_MIN INT32_MIN
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| 249 | # define INT_FAST16_MAX INT32_MAX
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| 250 | # define UINT_FAST16_MAX UINT32_MAX
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| 251 | # endif
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| 252 | # ifndef __ASSEMBLER__
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| 253 | typedef int32_t int_fast32_t;
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| 254 | typedef uint32_t uint_fast32_t;
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| 255 | # endif
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| 256 | # define INT_FAST32_MIN INT32_MIN
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| 257 | # define INT_FAST32_MAX INT32_MAX
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| 258 | # define UINT_FAST32_MAX UINT32_MAX
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| 259 | # ifndef __ASSEMBLER__
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| 260 | typedef int64_t int_fast64_t;
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| 261 | typedef uint64_t uint_fast64_t;
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| 262 | # endif
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| 263 | # define INT_FAST64_MIN INT64_MIN
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| 264 | # define INT_FAST64_MAX INT64_MAX
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| 265 | # define UINT_FAST64_MAX UINT64_MAX
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| 266 |
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| 267 | # else
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| 268 | # error "PORTME: Add architecture. Don't forget to check the [U]INTx_C() and [U]INTMAX_MIN/MAX macros."
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| 269 | # endif
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| 270 |
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| 271 | # endif /* !linux kernel or stuff */
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| 272 |
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| 273 | /* pointer <-> integer types */
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| 274 | # if (!defined(_MSC_VER) && !defined(__WATCOMC__) && !defined(__ASSEMBLER__)) || defined(DOXYGEN_RUNNING)
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| 275 | # if ARCH_BITS == 32 \
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| 276 | || defined(RT_OS_LINUX) \
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| 277 | || defined(RT_OS_FREEBSD)
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| 278 | # if !defined(_INTPTR_T_DECLARED) && !defined(_INTPTR_T) && !defined(_INTPTR_T_DEFINED)
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| 279 | typedef signed long intptr_t;
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| 280 | # endif
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| 281 | # if !defined(_UINTPTR_T_DECLARED) && !defined(_UINTPTR_T) && !defined(_UINTPTR_T_DEFINED)
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| 282 | typedef unsigned long uintptr_t;
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| 283 | # endif
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| 284 | # else
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| 285 | # if !defined(_INTPTR_T_DECLARED) && !defined(_INTPTR_T) && !defined(_INTPTR_T_DEFINED)
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| 286 | typedef int64_t intptr_t;
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| 287 | # endif
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| 288 | # if !defined(_UINTPTR_T_DECLARED) && !defined(_UINTPTR_T) && !defined(_UINTPTR_T_DEFINED)
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| 289 | typedef uint64_t uintptr_t;
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| 290 | # endif
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| 291 | # endif
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| 292 | # endif /* !_MSC_VER && !__WATCOMC__ && !__ASSEMLBER__ */
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| 293 |
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| 294 | #endif /* no system stdint.h */
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| 295 |
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| 296 |
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| 297 | /*
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| 298 | * Make sure the [U]INTx_C(c) macros are present.
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| 299 | * For In C++ source the system stdint.h may have skipped these if it was
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| 300 | * included before we managed to define __STDC_CONSTANT_MACROS. (Kludge alert!)
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| 301 | */
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| 302 | #if !defined(INT8_C) \
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| 303 | || !defined(INT16_C) \
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| 304 | || !defined(INT32_C) \
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| 305 | || !defined(INT64_C) \
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| 306 | || !defined(INTMAX_C) \
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| 307 | || !defined(UINT8_C) \
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| 308 | || !defined(UINT16_C) \
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| 309 | || !defined(UINT32_C) \
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| 310 | || !defined(UINT64_C) \
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| 311 | || !defined(UINTMAX_C)
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| 312 | # define INT8_C(Value) (Value)
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| 313 | # define INT16_C(Value) (Value)
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| 314 | # define UINT8_C(Value) (Value)
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| 315 | # define UINT16_C(Value) (Value)
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| 316 | # if ARCH_BITS != 16
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| 317 | # define INT32_C(Value) (Value)
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| 318 | # define UINT32_C(Value) (Value ## U)
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| 319 | # define INT64_C(Value) (Value ## LL)
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| 320 | # define UINT64_C(Value) (Value ## ULL)
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| 321 | # else
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| 322 | # define INT32_C(Value) (Value ## L)
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| 323 | # define UINT32_C(Value) (Value ## UL)
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| 324 | # define INT64_C(Value) (Value ## LL)
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| 325 | # define UINT64_C(Value) (Value ## ULL)
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| 326 | # endif
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| 327 | # define INTMAX_C(Value) INT64_C(Value)
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| 328 | # define UINTMAX_C(Value) UINT64_C(Value)
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| 329 | #endif
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| 330 |
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| 331 |
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| 332 | /*
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| 333 | * Make sure the INTx_MIN and [U]INTx_MAX macros are present.
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| 334 | * For In C++ source the system stdint.h may have skipped these if it was
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| 335 | * included before we managed to define __STDC_LIMIT_MACROS. (Kludge alert!)
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| 336 | */
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| 337 | #if !defined(INT8_MIN) \
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| 338 | || !defined(INT16_MIN) \
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| 339 | || !defined(INT32_MIN) \
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| 340 | || !defined(INT64_MIN) \
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| 341 | || !defined(INT8_MAX) \
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| 342 | || !defined(INT16_MAX) \
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| 343 | || !defined(INT32_MAX) \
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| 344 | || !defined(INT64_MAX) \
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| 345 | || !defined(UINT8_MAX) \
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| 346 | || !defined(UINT16_MAX) \
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| 347 | || !defined(UINT32_MAX) \
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| 348 | || !defined(UINT64_MAX)
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| 349 | # define INT8_MIN (INT8_C(-0x7f) - 1)
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| 350 | # define INT16_MIN (INT16_C(-0x7fff) - 1)
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| 351 | # define INT32_MIN (INT32_C(-0x7fffffff) - 1)
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| 352 | # define INT64_MIN (INT64_C(-0x7fffffffffffffff) - 1)
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| 353 | # define INT8_MAX INT8_C(0x7f)
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| 354 | # define INT16_MAX INT16_C(0x7fff)
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| 355 | # define INT32_MAX INT32_C(0x7fffffff)
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| 356 | # define INT64_MAX INT64_C(0x7fffffffffffffff)
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| 357 | # define UINT8_MAX UINT8_C(0xff)
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| 358 | # define UINT16_MAX UINT16_C(0xffff)
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| 359 | # define UINT32_MAX UINT32_C(0xffffffff)
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| 360 | # define UINT64_MAX UINT64_C(0xffffffffffffffff)
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| 361 |
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| 362 | # define INTMAX_MIN INT64_MIN
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| 363 | # define INTMAX_MAX INT64_MAX
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| 364 | # define UINTMAX_MAX UINT64_MAX
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| 365 | #endif
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| 366 |
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| 367 | #endif /* !IPRT_INCLUDED_stdint_h */
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| 368 |
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