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virtualbox/include/iprt/stdint.h
Daniel Baumann df1bda4fe9
Adding upstream version 7.0.20-dfsg. 
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
2025-06-22 09:56:04 +02:00

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/** @file
* IPRT - stdint.h wrapper (for backlevel compilers like MSC).
*/
/*
* Copyright (C) 2009-2023 Oracle and/or its affiliates.
*
* This file is part of VirtualBox base platform packages, as
* available from https://www.virtualbox.org.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation, in version 3 of the
* License.
*
* This program 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
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see <https://www.gnu.org/licenses>.
*
* The contents of this file may alternatively be used under the terms
* of the Common Development and Distribution License Version 1.0
* (CDDL), a copy of it is provided in the "COPYING.CDDL" file included
* in the VirtualBox distribution, in which case the provisions of the
* CDDL are applicable instead of those of the GPL.
*
* You may elect to license modified versions of this file under the
* terms and conditions of either the GPL or the CDDL or both.
*
* SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0
*/
#ifndef IPRT_INCLUDED_stdint_h
#define IPRT_INCLUDED_stdint_h
#ifndef RT_WITHOUT_PRAGMA_ONCE
# pragma once
#endif
#include <iprt/cdefs.h>
/*
* Use the stdint.h on systems that have one.
*/
#if !(defined(RT_OS_LINUX) && defined(__KERNEL__)) \
&& !(defined(RT_OS_FREEBSD) && defined(_KERNEL)) \
&& !(defined(RT_OS_NETBSD) && defined(_KERNEL)) \
&& RT_MSC_PREREQ_EX(RT_MSC_VER_VS2010, 1 /*non-msc*/) \
&& !defined(__IBMC__) \
&& !defined(__IBMCPP__) \
&& !defined(IPRT_NO_CRT) \
&& !defined(IPRT_DONT_USE_SYSTEM_STDINT_H) \
&& !defined(DOXYGEN_RUNNING)
# ifndef __STDC_CONSTANT_MACROS
# define __STDC_CONSTANT_MACROS
# endif
# ifndef __STDC_LIMIT_MACROS
# define __STDC_LIMIT_MACROS
# endif
# ifdef _MSC_VER
# pragma warning(push)
# pragma warning(disable:4668)
# endif
# include <stdint.h>
# ifdef _MSC_VER
# pragma warning(pop)
# endif
# if defined(RT_OS_DARWIN) && defined(KERNEL) && defined(RT_ARCH_AMD64)
/*
* Kludge to fix the incorrect 32-bit constant macros in
* Kernel.framework/Headers/stdin.h. uint32_t and int32_t are
* int not long as these macros use, which is significant when
* targeting AMD64. (10a222)
*/
# undef INT32_C
# define INT32_C(Value) (Value)
# undef UINT32_C
# define UINT32_C(Value) (Value ## U)
# endif /* 64-bit darwin kludge. */
#elif defined(RT_OS_FREEBSD) && defined(_KERNEL)
# ifndef __STDC_CONSTANT_MACROS
# define __STDC_CONSTANT_MACROS
# endif
# ifndef __STDC_LIMIT_MACROS
# define __STDC_LIMIT_MACROS
# endif
# include <sys/stdint.h>
#elif defined(RT_OS_NETBSD) && defined(_KERNEL)
# ifndef __STDC_CONSTANT_MACROS
# define __STDC_CONSTANT_MACROS
# endif
# ifndef __STDC_LIMIT_MACROS
# define __STDC_LIMIT_MACROS
# endif
# include <sys/stdint.h>
#else /* No system stdint.h */
/*
* Define the types we use.
* The linux kernel defines all these in linux/types.h, so skip it.
*/
# if !(defined(RT_OS_LINUX) && defined(__KERNEL__)) \
|| defined(IPRT_NO_CRT) \
|| defined(IPRT_DONT_USE_SYSTEM_STDINT_H) \
|| defined(DOXGEN_RUNNING)
/* Simplify the [u]int64_t type detection mess. */
# undef IPRT_STDINT_USE_STRUCT_FOR_64_BIT_TYPES
# ifdef __IBMCPP__
# if __IBMCPP__ < 350 && (defined(__WINDOWS__) || defined(_AIX) || defined(__OS2__))
# define IPRT_STDINT_USE_STRUCT_FOR_64_BIT_TYPES
# endif
# endif
# ifdef __IBMC__
# if __IBMC__ < 350 && (defined(__WINDOWS__) || defined(_AIX) || defined(__OS2__))
# define IPRT_STDINT_USE_STRUCT_FOR_64_BIT_TYPES
# endif
# endif
/* x-bit types */
# if defined(RT_ARCH_AMD64) || defined(RT_ARCH_X86) \
|| defined(RT_ARCH_ARM32) || defined(RT_ARCH_ARM64) \
|| defined(RT_ARCH_SPARC) || defined(RT_ARCH_SPARC64)
# if !defined(_INT8_T_DECLARED) && !defined(_INT8_T)
typedef signed char int8_t;
# endif
# if !defined(_UINT8_T_DECLARED) && !defined(_UINT8_T)
typedef unsigned char uint8_t;
# endif
# if !defined(_INT16_T_DECLARED) && !defined(_INT16_T)
typedef signed short int16_t;
# endif
# if !defined(_UINT16_T_DECLARED) && !defined(_UINT16_T)
typedef unsigned short uint16_t;
# endif
# if !defined(_INT32_T_DECLARED) && !defined(_INT32_T)
# if ARCH_BITS != 16
typedef signed int int32_t;
# else
typedef signed long int32_t;
# endif
# endif
# if !defined(_UINT32_T_DECLARED) && !defined(_UINT32_T)
# if ARCH_BITS != 16
typedef unsigned int uint32_t;
# else
typedef unsigned long uint32_t;
# endif
# endif
# if defined(_MSC_VER)
# if !defined(_INT64_T_DECLARED) && !defined(_INT64_T)
typedef signed _int64 int64_t;
# endif
# if !defined(_UINT64_T_DECLARED) && !defined(_UINT64_T)
typedef unsigned _int64 uint64_t;
# endif
# elif defined(__WATCOMC__)
# if !defined(_INT64_T_DECLARED) && !defined(_INT64_T)
typedef signed __int64 int64_t;
# endif
# if !defined(_UINT64_T_DECLARED) && !defined(_UINT64_T)
typedef unsigned __int64 uint64_t;
# endif
# elif defined(IPRT_STDINT_USE_STRUCT_FOR_64_BIT_TYPES)
# if !defined(_INT64_T_DECLARED) && !defined(_INT64_T)
typedef struct { uint32_t lo; int32_t hi; } int64_t;
# endif
# if !defined(_UINT64_T_DECLARED) && !defined(_UINT64_T)
typedef struct { uint32_t lo; uint32_t hi; } uint64_t;
# endif
# else /* Use long long for 64-bit types */
# if !defined(_INT64_T_DECLARED) && !defined(_INT64_T)
typedef signed long long int64_t;
# endif
# if !defined(_UINT64_T_DECLARED) && !defined(_UINT64_T)
typedef unsigned long long uint64_t;
# endif
# endif
/* max integer types */
# if !defined(_INTMAX_T_DECLARED) && !defined(_INTMAX_T)
typedef int64_t intmax_t;
# endif
# if !defined(_UINTMAX_T_DECLARED) && !defined(_UINTMAX_T)
typedef uint64_t uintmax_t;
# endif
/* smallest minimum-width integer types - assumes to be the same as above! */
typedef int8_t int_least8_t;
typedef uint8_t uint_least8_t;
# define INT_LEAST8_MIN INT8_MIN
# define INT_LEAST8_MAX INT8_MAX
# define UINT_LEAST8_MAX UINT8_MAX
typedef int16_t int_least16_t;
typedef uint16_t uint_least16_t;
# define INT_LEAST16_MIN INT16_MIN
# define INT_LEAST16_MAX INT16_MAX
# define UINT_LEAST16_MAX UINT16_MAX
typedef int32_t int_least32_t;
typedef uint32_t uint_least32_t;
# define INT_LEAST32_MIN INT32_MIN
# define INT_LEAST32_MAX INT32_MAX
# define UINT_LEAST32_MAX UINT32_MAX
typedef int64_t int_least64_t;
typedef uint64_t uint_least64_t;
# define INT_LEAST64_MIN INT64_MIN
# define INT_LEAST64_MAX INT64_MAX
# define UINT_LEAST64_MAX UINT64_MAX
/* fastest minimum-width integer types */
typedef signed char int_fast8_t;
typedef unsigned char uint_fast8_t;
# define INT_FAST8_MIN INT8_MIN
# define INT_FAST8_MAX INT8_MAX
# define UINT_FAST8_MAX UINT8_MAX
typedef signed int int_fast16_t;
typedef unsigned int uint_fast16_t;
# if ARCH_BITS == 16
# define INT_FAST16_MIN INT16_MIN
# define INT_FAST16_MAX INT16_MAX
# define UINT_FAST16_MAX UINT16_MAX
# else
# define INT_FAST16_MIN INT32_MIN
# define INT_FAST16_MAX INT32_MAX
# define UINT_FAST16_MAX UINT32_MAX
# endif
typedef int32_t int_fast32_t;
typedef uint32_t uint_fast32_t;
# define INT_FAST32_MIN INT32_MIN
# define INT_FAST32_MAX INT32_MAX
# define UINT_FAST32_MAX UINT32_MAX
typedef int64_t int_fast64_t;
typedef uint64_t uint_fast64_t;
# define INT_FAST64_MIN INT64_MIN
# define INT_FAST64_MAX INT64_MAX
# define UINT_FAST64_MAX UINT64_MAX
# else
# error "PORTME: Add architecture. Don't forget to check the [U]INTx_C() and [U]INTMAX_MIN/MAX macros."
# endif
# endif /* !linux kernel or stuff */
/* pointer <-> integer types */
# if (!defined(_MSC_VER) && !defined(__WATCOMC__)) || defined(DOXYGEN_RUNNING)
# if ARCH_BITS == 32 \
|| defined(RT_OS_LINUX) \
|| defined(RT_OS_FREEBSD)
# if !defined(_INTPTR_T_DECLARED) && !defined(_INTPTR_T) && !defined(_INTPTR_T_DEFINED)
typedef signed long intptr_t;
# endif
# if !defined(_UINTPTR_T_DECLARED) && !defined(_UINTPTR_T) && !defined(_UINTPTR_T_DEFINED)
typedef unsigned long uintptr_t;
# endif
# else
# if !defined(_INTPTR_T_DECLARED) && !defined(_INTPTR_T) && !defined(_INTPTR_T_DEFINED)
typedef int64_t intptr_t;
# endif
# if !defined(_UINTPTR_T_DECLARED) && !defined(_UINTPTR_T) && !defined(_UINTPTR_T_DEFINED)
typedef uint64_t uintptr_t;
# endif
# endif
# endif /* !_MSC_VER */
#endif /* no system stdint.h */
/*
* Make sure the [U]INTx_C(c) macros are present.
* For In C++ source the system stdint.h may have skipped these if it was
* included before we managed to define __STDC_CONSTANT_MACROS. (Kludge alert!)
*/
#if !defined(INT8_C) \
|| !defined(INT16_C) \
|| !defined(INT32_C) \
|| !defined(INT64_C) \
|| !defined(INTMAX_C) \
|| !defined(UINT8_C) \
|| !defined(UINT16_C) \
|| !defined(UINT32_C) \
|| !defined(UINT64_C) \
|| !defined(UINTMAX_C)
# define INT8_C(Value) (Value)
# define INT16_C(Value) (Value)
# define UINT8_C(Value) (Value)
# define UINT16_C(Value) (Value)
# if ARCH_BITS != 16
# define INT32_C(Value) (Value)
# define UINT32_C(Value) (Value ## U)
# define INT64_C(Value) (Value ## LL)
# define UINT64_C(Value) (Value ## ULL)
# else
# define INT32_C(Value) (Value ## L)
# define UINT32_C(Value) (Value ## UL)
# define INT64_C(Value) (Value ## LL)
# define UINT64_C(Value) (Value ## ULL)
# endif
# define INTMAX_C(Value) INT64_C(Value)
# define UINTMAX_C(Value) UINT64_C(Value)
#endif
/*
* Make sure the INTx_MIN and [U]INTx_MAX macros are present.
* For In C++ source the system stdint.h may have skipped these if it was
* included before we managed to define __STDC_LIMIT_MACROS. (Kludge alert!)
*/
#if !defined(INT8_MIN) \
|| !defined(INT16_MIN) \
|| !defined(INT32_MIN) \
|| !defined(INT64_MIN) \
|| !defined(INT8_MAX) \
|| !defined(INT16_MAX) \
|| !defined(INT32_MAX) \
|| !defined(INT64_MAX) \
|| !defined(UINT8_MAX) \
|| !defined(UINT16_MAX) \
|| !defined(UINT32_MAX) \
|| !defined(UINT64_MAX)
# define INT8_MIN (INT8_C(-0x7f) - 1)
# define INT16_MIN (INT16_C(-0x7fff) - 1)
# define INT32_MIN (INT32_C(-0x7fffffff) - 1)
# define INT64_MIN (INT64_C(-0x7fffffffffffffff) - 1)
# define INT8_MAX INT8_C(0x7f)
# define INT16_MAX INT16_C(0x7fff)
# define INT32_MAX INT32_C(0x7fffffff)
# define INT64_MAX INT64_C(0x7fffffffffffffff)
# define UINT8_MAX UINT8_C(0xff)
# define UINT16_MAX UINT16_C(0xffff)
# define UINT32_MAX UINT32_C(0xffffffff)
# define UINT64_MAX UINT64_C(0xffffffffffffffff)
# define INTMAX_MIN INT64_MIN
# define INTMAX_MAX INT64_MAX
# define UINTMAX_MAX UINT64_MAX
#endif
#endif /* !IPRT_INCLUDED_stdint_h */
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