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Diffstat (limited to 'include/iprt/cdefs.h')
| -rw-r--r-- | include/iprt/cdefs.h | 4901 |
1 files changed, 4901 insertions, 0 deletions
diff --git a/include/iprt/cdefs.h b/include/iprt/cdefs.h new file mode 100644 index 00000000..8fe26f69 --- /dev/null +++ b/include/iprt/cdefs.h @@ -0,0 +1,4901 @@ +/** @file + * IPRT - Common C and C++ definitions. + */ + +/* + * Copyright (C) 2006-2022 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_cdefs_h +#define IPRT_INCLUDED_cdefs_h +#ifndef RT_WITHOUT_PRAGMA_ONCE +# pragma once +#endif + + +/** @defgroup grp_rt_cdefs IPRT Common Definitions and Macros + * @{ + */ + +/** @def RT_C_DECLS_BEGIN + * Used to start a block of function declarations which are shared + * between C and C++ program. + */ + +/** @def RT_C_DECLS_END + * Used to end a block of function declarations which are shared + * between C and C++ program. + */ + +#if defined(__cplusplus) +# define RT_C_DECLS_BEGIN extern "C" { +# define RT_C_DECLS_END } +#else +# define RT_C_DECLS_BEGIN +# define RT_C_DECLS_END +#endif + + +/* + * Shut up DOXYGEN warnings and guide it properly thru the code. + */ +#ifdef DOXYGEN_RUNNING +# define __AMD64__ +# define __X86__ +# define RT_ARCH_AMD64 +# define RT_ARCH_X86 +# define RT_ARCH_SPARC +# define RT_ARCH_SPARC64 +# define RT_ARCH_ARM32 +# define RT_ARCH_ARM64 +# define IN_RING0 +# define IN_RING3 +# define IN_RC +# define IN_RT_RC +# define IN_RT_R0 +# define IN_RT_R3 +# define IN_RT_STATIC +# define RT_STRICT +# define RT_NO_STRICT +# define RT_LOCK_STRICT +# define RT_LOCK_NO_STRICT +# define RT_LOCK_STRICT_ORDER +# define RT_LOCK_NO_STRICT_ORDER +# define RT_BREAKPOINT +# define RT_NO_DEPRECATED_MACROS +# define RT_EXCEPTIONS_ENABLED +# define RT_BIG_ENDIAN +# define RT_LITTLE_ENDIAN +# define RT_COMPILER_GROKS_64BIT_BITFIELDS +# define RT_COMPILER_WITH_80BIT_LONG_DOUBLE +# define RT_COMPILER_WITH_128BIT_LONG_DOUBLE +# define RT_COMPILER_WITH_128BIT_INT_TYPES +# define RT_NO_VISIBILITY_HIDDEN +# define RT_GCC_SUPPORTS_VISIBILITY_HIDDEN +# define RT_COMPILER_SUPPORTS_VA_ARGS +# define RT_COMPILER_SUPPORTS_LAMBDA +#endif /* DOXYGEN_RUNNING */ + +/** @def RT_ARCH_X86 + * Indicates that we're compiling for the X86 architecture. + */ + +/** @def RT_ARCH_AMD64 + * Indicates that we're compiling for the AMD64 architecture. + */ + +/** @def RT_ARCH_SPARC + * Indicates that we're compiling for the SPARC V8 architecture (32-bit). + */ + +/** @def RT_ARCH_SPARC64 + * Indicates that we're compiling for the SPARC V9 architecture (64-bit). + */ + +/** @def RT_ARCH_ARM32 + * Indicates that we're compiling for the 32-bit ARM architecture, the value + * is the version (i.e. 6 for ARMv6). + */ + +/** @def RT_ARCH_ARM64 + * Indicates that we're compiling for the 64-bit ARM architecture. + */ + +#if !defined(RT_ARCH_X86) \ + && !defined(RT_ARCH_AMD64) \ + && !defined(RT_ARCH_SPARC) \ + && !defined(RT_ARCH_SPARC64) \ + && !defined(RT_ARCH_ARM32) \ + && !defined(RT_ARCH_ARM64) +# if defined(__amd64__) || defined(__x86_64__) || defined(_M_X64) || defined(__AMD64__) +# define RT_ARCH_AMD64 +# elif defined(__i386__) || defined(_M_IX86) || defined(__X86__) +# define RT_ARCH_X86 +# elif defined(__sparcv9) +# define RT_ARCH_SPARC64 +# elif defined(__sparc__) +# define RT_ARCH_SPARC +# elif defined(__arm64__) || defined(__aarch64__) +# define RT_ARCH_ARM64 __ARM_ARCH +# elif defined(__arm__) +# define RT_ARCH_ARM32 __ARM_ARCH +# elif defined(__arm32__) +# define RT_ARCH_ARM32 __ARM_ARCH +# else /* PORTME: append test for new archs. */ +# error "Check what predefined macros your compiler uses to indicate architecture." +# endif +/* PORTME: append new archs checks. */ +#elif defined(RT_ARCH_X86) && defined(RT_ARCH_AMD64) +# error "Both RT_ARCH_X86 and RT_ARCH_AMD64 cannot be defined at the same time!" +#elif defined(RT_ARCH_X86) && defined(RT_ARCH_SPARC) +# error "Both RT_ARCH_X86 and RT_ARCH_SPARC cannot be defined at the same time!" +#elif defined(RT_ARCH_X86) && defined(RT_ARCH_SPARC64) +# error "Both RT_ARCH_X86 and RT_ARCH_SPARC64 cannot be defined at the same time!" +#elif defined(RT_ARCH_AMD64) && defined(RT_ARCH_SPARC) +# error "Both RT_ARCH_AMD64 and RT_ARCH_SPARC cannot be defined at the same time!" +#elif defined(RT_ARCH_AMD64) && defined(RT_ARCH_SPARC64) +# error "Both RT_ARCH_AMD64 and RT_ARCH_SPARC64 cannot be defined at the same time!" +#elif defined(RT_ARCH_SPARC) && defined(RT_ARCH_SPARC64) +# error "Both RT_ARCH_SPARC and RT_ARCH_SPARC64 cannot be defined at the same time!" +#elif defined(RT_ARCH_ARM32) && defined(RT_ARCH_AMD64) +# error "Both RT_ARCH_ARM32 and RT_ARCH_AMD64 cannot be defined at the same time!" +#elif defined(RT_ARCH_ARM32) && defined(RT_ARCH_X86) +# error "Both RT_ARCH_ARM32 and RT_ARCH_X86 cannot be defined at the same time!" +#elif defined(RT_ARCH_ARM32) && defined(RT_ARCH_SPARC64) +# error "Both RT_ARCH_ARM32 and RT_ARCH_SPARC64 cannot be defined at the same time!" +#elif defined(RT_ARCH_ARM32) && defined(RT_ARCH_SPARC) +# error "Both RT_ARCH_ARM32 and RT_ARCH_SPARC cannot be defined at the same time!" +#elif defined(RT_ARCH_ARM64) && defined(RT_ARCH_AMD64) +# error "Both RT_ARCH_ARM64 and RT_ARCH_AMD64 cannot be defined at the same time!" +#elif defined(RT_ARCH_ARM64) && defined(RT_ARCH_X86) +# error "Both RT_ARCH_ARM64 and RT_ARCH_X86 cannot be defined at the same time!" +#elif defined(RT_ARCH_ARM64) && defined(RT_ARCH_SPARC64) +# error "Both RT_ARCH_ARM64 and RT_ARCH_SPARC64 cannot be defined at the same time!" +#elif defined(RT_ARCH_ARM64) && defined(RT_ARCH_SPARC) +# error "Both RT_ARCH_ARM64 and RT_ARCH_SPARC cannot be defined at the same time!" +#elif defined(RT_ARCH_ARM64) && defined(RT_ARCH_ARM32) +# error "Both RT_ARCH_ARM64 and RT_ARCH_ARM32 cannot be defined at the same time!" +#endif +#ifdef RT_ARCH_ARM +# error "RT_ARCH_ARM is now RT_ARCH_ARM32!" +#endif + +/* Final check (PORTME). */ +#if (defined(RT_ARCH_X86) != 0) \ + + (defined(RT_ARCH_AMD64) != 0) \ + + (defined(RT_ARCH_SPARC) != 0) \ + + (defined(RT_ARCH_SPARC64) != 0) \ + + (defined(RT_ARCH_ARM32) != 0) \ + + (defined(RT_ARCH_ARM64) != 0) \ + != 1 +# error "Exactly one RT_ARCH_XXX macro shall be defined" +#endif + +/** @def RT_CPLUSPLUS_PREREQ + * Require a minimum __cplusplus value, simplifying dealing with non-C++ code. + * + * @param a_Min The minimum version, e.g. 201100. + */ +#ifdef __cplusplus +# define RT_CPLUSPLUS_PREREQ(a_Min) (__cplusplus >= (a_Min)) +#else +# define RT_CPLUSPLUS_PREREQ(a_Min) (0) +#endif + +/** @def RT_GNUC_PREREQ + * Shorter than fiddling with __GNUC__ and __GNUC_MINOR__. + * + * @param a_MinMajor Minimum major version + * @param a_MinMinor The minor version number part. + */ +#define RT_GNUC_PREREQ(a_MinMajor, a_MinMinor) RT_GNUC_PREREQ_EX(a_MinMajor, a_MinMinor, 0) +/** @def RT_GNUC_PREREQ_EX + * Simplified way of checking __GNUC__ and __GNUC_MINOR__ regardless of actual + * compiler used, returns @a a_OtherRet for other compilers. + * + * @param a_MinMajor Minimum major version + * @param a_MinMinor The minor version number part. + * @param a_OtherRet What to return for non-GCC compilers. + */ +#if defined(__GNUC__) && defined(__GNUC_MINOR__) +# define RT_GNUC_PREREQ_EX(a_MinMajor, a_MinMinor, a_OtherRet) \ + ((__GNUC__ << 16) + __GNUC_MINOR__ >= ((a_MinMajor) << 16) + (a_MinMinor)) +#else +# define RT_GNUC_PREREQ_EX(a_MinMajor, a_MinMinor, a_OtherRet) (a_OtherRet) +#endif + +/** @def RT_MSC_PREREQ + * Convenient way of checking _MSC_VER regardless of actual compiler used + * (returns false if not MSC). + * + * @param a_MinVer Preferably a RT_MSC_VER_XXX value. + */ +#define RT_MSC_PREREQ(a_MinVer) RT_MSC_PREREQ_EX(a_MinVer, 0) +/** @def RT_MSC_PREREQ_EX + * Convenient way of checking _MSC_VER regardless of actual compiler used, + * returns @a a_OtherRet for other compilers. + * + * @param a_MinVer Preferably a RT_MSC_VER_XXX value. + * @param a_OtherRet What to return for non-MSC compilers. + */ +#if defined(_MSC_VER) +# define RT_MSC_PREREQ_EX(a_MinVer, a_OtherRet) ( (_MSC_VER) >= (a_MinVer) ) +#else +# define RT_MSC_PREREQ_EX(a_MinVer, a_OtherRet) (a_OtherRet) +#endif +/** @name RT_MSC_VER_XXX - _MSC_VER values to use with RT_MSC_PREREQ. + * @remarks The VCxxx values are derived from the CRT DLLs shipping with the + * compilers. + * @{ */ +#define RT_MSC_VER_VC50 (1100) /**< Visual C++ 5.0. */ +#define RT_MSC_VER_VC60 (1200) /**< Visual C++ 6.0. */ +#define RT_MSC_VER_VC70 (1300) /**< Visual C++ 7.0. */ +#define RT_MSC_VER_VC70 (1300) /**< Visual C++ 7.0. */ +#define RT_MSC_VER_VS2003 (1310) /**< Visual Studio 2003, aka Visual C++ 7.1. */ +#define RT_MSC_VER_VC71 RT_MSC_VER_VS2003 /**< Visual C++ 7.1, aka Visual Studio 2003. */ +#define RT_MSC_VER_VS2005 (1400) /**< Visual Studio 2005. */ +#define RT_MSC_VER_VC80 RT_MSC_VER_VS2005 /**< Visual C++ 8.0, aka Visual Studio 2008. */ +#define RT_MSC_VER_VS2008 (1500) /**< Visual Studio 2008. */ +#define RT_MSC_VER_VC90 RT_MSC_VER_VS2008 /**< Visual C++ 9.0, aka Visual Studio 2008. */ +#define RT_MSC_VER_VS2010 (1600) /**< Visual Studio 2010. */ +#define RT_MSC_VER_VC100 RT_MSC_VER_VS2010 /**< Visual C++ 10.0, aka Visual Studio 2010. */ +#define RT_MSC_VER_VS2012 (1700) /**< Visual Studio 2012. */ +#define RT_MSC_VER_VC110 RT_MSC_VER_VS2012 /**< Visual C++ 11.0, aka Visual Studio 2012. */ +#define RT_MSC_VER_VS2013 (1800) /**< Visual Studio 2013. */ +#define RT_MSC_VER_VC120 RT_MSC_VER_VS2013 /**< Visual C++ 12.0, aka Visual Studio 2013. */ +#define RT_MSC_VER_VS2015 (1900) /**< Visual Studio 2015. */ +#define RT_MSC_VER_VC140 RT_MSC_VER_VS2015 /**< Visual C++ 14.0, aka Visual Studio 2015. */ +#define RT_MSC_VER_VS2017 (1910) /**< Visual Studio 2017. */ +#define RT_MSC_VER_VC141 RT_MSC_VER_VS2017 /**< Visual C++ 14.1, aka Visual Studio 2017. */ +#define RT_MSC_VER_VS2019 (1920) /**< Visual Studio 2019. */ +#define RT_MSC_VER_VC142 RT_MSC_VER_VS2019 /**< Visual C++ 14.2, aka Visual Studio 2019. */ +#define RT_MSC_VER_VS2019_U6 (1926) /**< Visual Studio 2019, update 6. */ +#define RT_MSC_VER_VC142_U6 RT_MSC_VER_VS2019_U6 /**< Visual C++ 14.2 update 6. */ +#define RT_MSC_VER_VS2019_U8 (1928) /**< Visual Studio 2019, update 8. */ +#define RT_MSC_VER_VC142_U8 RT_MSC_VER_VS2019_U8 /**< Visual C++ 14.2 update 8. */ +#define RT_MSC_VER_VS2019_U11 (1929) /**< Visual Studio 2019, update 11. */ +#define RT_MSC_VER_VC142_U11 RT_MSC_VER_VS2019_U11 /**< Visual C++ 14.2 update 11. */ +/** @} */ + +/** @def RT_CLANG_PREREQ + * Shorter than fiddling with __clang_major__ and __clang_minor__. + * + * @param a_MinMajor Minimum major version + * @param a_MinMinor The minor version number part. + */ +#define RT_CLANG_PREREQ(a_MinMajor, a_MinMinor) RT_CLANG_PREREQ_EX(a_MinMajor, a_MinMinor, 0) +/** @def RT_CLANG_PREREQ_EX + * Simplified way of checking __clang_major__ and __clang_minor__ regardless of + * actual compiler used, returns @a a_OtherRet for other compilers. + * + * @param a_MinMajor Minimum major version + * @param a_MinMinor The minor version number part. + * @param a_OtherRet What to return for non-GCC compilers. + */ +#if defined(__clang_major__) && defined(__clang_minor__) +# define RT_CLANG_PREREQ_EX(a_MinMajor, a_MinMinor, a_OtherRet) \ + ((__clang_major__ << 16) + __clang_minor__ >= ((a_MinMajor) << 16) + (a_MinMinor)) +#else +# define RT_CLANG_PREREQ_EX(a_MinMajor, a_MinMinor, a_OtherRet) (a_OtherRet) +#endif +/** @def RT_CLANG_HAS_FEATURE + * Wrapper around clang's __has_feature(). + * + * @param a_Feature The feature to check for. + */ +#if defined(__clang_major__) && defined(__clang_minor__) && defined(__has_feature) +# define RT_CLANG_HAS_FEATURE(a_Feature) (__has_feature(a_Feature)) +#else +# define RT_CLANG_HAS_FEATURE(a_Feature) (0) +#endif + + +#if !defined(__X86__) && !defined(__AMD64__) && (defined(RT_ARCH_AMD64) || defined(RT_ARCH_X86)) +# if defined(RT_ARCH_AMD64) +/** Indicates that we're compiling for the AMD64 architecture. + * @deprecated + */ +# define __AMD64__ +# elif defined(RT_ARCH_X86) +/** Indicates that we're compiling for the X86 architecture. + * @deprecated + */ +# define __X86__ +# else +# error "Check what predefined macros your compiler uses to indicate architecture." +# endif +#elif defined(__X86__) && defined(__AMD64__) +# error "Both __X86__ and __AMD64__ cannot be defined at the same time!" +#elif defined(__X86__) && !defined(RT_ARCH_X86) +# error "__X86__ without RT_ARCH_X86!" +#elif defined(__AMD64__) && !defined(RT_ARCH_AMD64) +# error "__AMD64__ without RT_ARCH_AMD64!" +#endif + +/** @def RT_BIG_ENDIAN + * Defined if the architecture is big endian. */ +/** @def RT_LITTLE_ENDIAN + * Defined if the architecture is little endian. */ +#if defined(RT_ARCH_AMD64) || defined(RT_ARCH_X86) || defined(RT_ARCH_ARM32) || defined(RT_ARCH_ARM64) +# define RT_LITTLE_ENDIAN +#elif defined(RT_ARCH_SPARC) || defined(RT_ARCH_SPARC64) +# define RT_BIG_ENDIAN +#else +# error "PORTME: architecture endianess" +#endif +#if defined(RT_BIG_ENDIAN) && defined(RT_LITTLE_ENDIAN) +# error "Both RT_BIG_ENDIAN and RT_LITTLE_ENDIAN are defined" +#endif + + +/** @def IN_RING0 + * Used to indicate that we're compiling code which is running + * in Ring-0 Host Context. + */ + +/** @def IN_RING3 + * Used to indicate that we're compiling code which is running + * in Ring-3 Host Context. + */ + +/** @def IN_RC + * Used to indicate that we're compiling code which is running + * in the Raw-mode Context (implies R0). + */ +#if !defined(IN_RING3) && !defined(IN_RING0) && !defined(IN_RC) +# error "You must define which context the compiled code should run in; IN_RING3, IN_RING0 or IN_RC" +#endif +#if (defined(IN_RING3) && (defined(IN_RING0) || defined(IN_RC)) ) \ + || (defined(IN_RING0) && (defined(IN_RING3) || defined(IN_RC)) ) \ + || (defined(IN_RC) && (defined(IN_RING3) || defined(IN_RING0)) ) +# error "Only one of the IN_RING3, IN_RING0, IN_RC defines should be defined." +#endif + + +/** @def ARCH_BITS + * Defines the bit count of the current context. + */ +#if !defined(ARCH_BITS) || defined(DOXYGEN_RUNNING) +# if defined(RT_ARCH_AMD64) || defined(RT_ARCH_SPARC64) || defined(RT_ARCH_ARM64) || defined(DOXYGEN_RUNNING) +# define ARCH_BITS 64 +# elif !defined(__I86__) || !defined(__WATCOMC__) +# define ARCH_BITS 32 +# else +# define ARCH_BITS 16 +# endif +#endif + +/* ARCH_BITS validation (PORTME). */ +#if ARCH_BITS == 64 + #if defined(RT_ARCH_X86) || defined(RT_ARCH_SPARC) || defined(RT_ARCH_ARM32) + # error "ARCH_BITS=64 but non-64-bit RT_ARCH_XXX defined." + #endif + #if !defined(RT_ARCH_AMD64) && !defined(RT_ARCH_SPARC64) && !defined(RT_ARCH_ARM64) + # error "ARCH_BITS=64 but no 64-bit RT_ARCH_XXX defined." + #endif + +#elif ARCH_BITS == 32 + #if defined(RT_ARCH_AMD64) || defined(RT_ARCH_SPARC64) || defined(RT_ARCH_ARM64) + # error "ARCH_BITS=32 but non-32-bit RT_ARCH_XXX defined." + #endif + #if !defined(RT_ARCH_X86) && !defined(RT_ARCH_SPARC) && !defined(RT_ARCH_ARM32) + # error "ARCH_BITS=32 but no 32-bit RT_ARCH_XXX defined." + #endif + +#elif ARCH_BITS == 16 + #if defined(RT_ARCH_AMD64) || defined(RT_ARCH_SPARC) || defined(RT_ARCH_SPARC64) || defined(RT_ARCH_ARM32) || defined(RT_ARCH_ARM64) + # error "ARCH_BITS=16 but non-16-bit RT_ARCH_XX defined." + #endif + #if !defined(RT_ARCH_X86) + # error "ARCH_BITS=16 but RT_ARCH_X86 isn't defined." + #endif + +#else +# error "Unsupported ARCH_BITS value!" +#endif + +/** @def HC_ARCH_BITS + * Defines the host architecture bit count. + */ +#if !defined(HC_ARCH_BITS) || defined(DOXYGEN_RUNNING) +# if !defined(IN_RC) || defined(DOXYGEN_RUNNING) +# define HC_ARCH_BITS ARCH_BITS +# else +# define HC_ARCH_BITS 32 +# endif +#endif + +/** @def GC_ARCH_BITS + * Defines the guest architecture bit count. + */ +#if !defined(GC_ARCH_BITS) || defined(DOXYGEN_RUNNING) +# if defined(VBOX_WITH_64_BITS_GUESTS) || defined(DOXYGEN_RUNNING) +# define GC_ARCH_BITS 64 +# else +# define GC_ARCH_BITS 32 +# endif +#endif + +/** @def R3_ARCH_BITS + * Defines the host ring-3 architecture bit count. + */ +#if !defined(R3_ARCH_BITS) || defined(DOXYGEN_RUNNING) +# ifdef IN_RING3 +# define R3_ARCH_BITS ARCH_BITS +# else +# define R3_ARCH_BITS HC_ARCH_BITS +# endif +#endif + +/** @def R0_ARCH_BITS + * Defines the host ring-0 architecture bit count. + */ +#if !defined(R0_ARCH_BITS) || defined(DOXYGEN_RUNNING) +# ifdef IN_RING0 +# define R0_ARCH_BITS ARCH_BITS +# else +# define R0_ARCH_BITS HC_ARCH_BITS +# endif +#endif + + + +/** @name RT_OPSYS_XXX - Operative System Identifiers. + * These are the value that the RT_OPSYS \#define can take. @{ + */ +/** Unknown OS. */ +#define RT_OPSYS_UNKNOWN 0 +/** OS Agnostic. */ +#define RT_OPSYS_AGNOSTIC 1 +/** Darwin - aka Mac OS X. */ +#define RT_OPSYS_DARWIN 2 +/** DragonFly BSD. */ +#define RT_OPSYS_DRAGONFLY 3 +/** DOS. */ +#define RT_OPSYS_DOS 4 +/** FreeBSD. */ +#define RT_OPSYS_FREEBSD 5 +/** Haiku. */ +#define RT_OPSYS_HAIKU 6 +/** Linux. */ +#define RT_OPSYS_LINUX 7 +/** L4. */ +#define RT_OPSYS_L4 8 +/** Minix. */ +#define RT_OPSYS_MINIX 9 +/** NetBSD. */ +#define RT_OPSYS_NETBSD 11 +/** Netware. */ +#define RT_OPSYS_NETWARE 12 +/** NT (native). */ +#define RT_OPSYS_NT 13 +/** OpenBSD. */ +#define RT_OPSYS_OPENBSD 14 +/** OS/2. */ +#define RT_OPSYS_OS2 15 +/** Plan 9. */ +#define RT_OPSYS_PLAN9 16 +/** QNX. */ +#define RT_OPSYS_QNX 17 +/** Solaris. */ +#define RT_OPSYS_SOLARIS 18 +/** UEFI. */ +#define RT_OPSYS_UEFI 19 +/** Windows. */ +#define RT_OPSYS_WINDOWS 20 +/** The max RT_OPSYS_XXX value (exclusive). */ +#define RT_OPSYS_MAX 21 +/** @} */ + +/** @def RT_OPSYS + * Indicates which OS we're targeting. It's a \#define with is + * assigned one of the RT_OPSYS_XXX defines above. + * + * So to test if we're on FreeBSD do the following: + * @code + * #if RT_OPSYS == RT_OPSYS_FREEBSD + * some_funky_freebsd_specific_stuff(); + * #endif + * @endcode + */ + +/* + * Set RT_OPSYS_XXX according to RT_OS_XXX. + * + * Search: #define RT_OPSYS_([A-Z0-9]+) .* + * Replace: # elif defined(RT_OS_\1)\n# define RT_OPSYS RT_OPSYS_\1 + */ +#ifndef RT_OPSYS +# if defined(RT_OS_UNKNOWN) || defined(DOXYGEN_RUNNING) +# define RT_OPSYS RT_OPSYS_UNKNOWN +# elif defined(RT_OS_AGNOSTIC) +# define RT_OPSYS RT_OPSYS_AGNOSTIC +# elif defined(RT_OS_DARWIN) +# define RT_OPSYS RT_OPSYS_DARWIN +# elif defined(RT_OS_DRAGONFLY) +# define RT_OPSYS RT_OPSYS_DRAGONFLY +# elif defined(RT_OS_DOS) +# define RT_OPSYS RT_OPSYS_DOS +# elif defined(RT_OS_FREEBSD) +# define RT_OPSYS RT_OPSYS_FREEBSD +# elif defined(RT_OS_HAIKU) +# define RT_OPSYS RT_OPSYS_HAIKU +# elif defined(RT_OS_LINUX) +# define RT_OPSYS RT_OPSYS_LINUX +# elif defined(RT_OS_L4) +# define RT_OPSYS RT_OPSYS_L4 +# elif defined(RT_OS_MINIX) +# define RT_OPSYS RT_OPSYS_MINIX +# elif defined(RT_OS_NETBSD) +# define RT_OPSYS RT_OPSYS_NETBSD +# elif defined(RT_OS_NETWARE) +# define RT_OPSYS RT_OPSYS_NETWARE +# elif defined(RT_OS_NT) +# define RT_OPSYS RT_OPSYS_NT +# elif defined(RT_OS_OPENBSD) +# define RT_OPSYS RT_OPSYS_OPENBSD +# elif defined(RT_OS_OS2) +# define RT_OPSYS RT_OPSYS_OS2 +# elif defined(RT_OS_PLAN9) +# define RT_OPSYS RT_OPSYS_PLAN9 +# elif defined(RT_OS_QNX) +# define RT_OPSYS RT_OPSYS_QNX +# elif defined(RT_OS_SOLARIS) +# define RT_OPSYS RT_OPSYS_SOLARIS +# elif defined(RT_OS_UEFI) +# define RT_OPSYS RT_OPSYS_UEFI +# elif defined(RT_OS_WINDOWS) +# define RT_OPSYS RT_OPSYS_WINDOWS +# endif +#endif + +/* + * Guess RT_OPSYS based on compiler predefined macros. + */ +#ifndef RT_OPSYS +# if defined(__APPLE__) +# define RT_OPSYS RT_OPSYS_DARWIN +# elif defined(__DragonFly__) +# define RT_OPSYS RT_OPSYS_DRAGONFLY +# elif defined(__FreeBSD__) /*??*/ +# define RT_OPSYS RT_OPSYS_FREEBSD +# elif defined(__gnu_linux__) +# define RT_OPSYS RT_OPSYS_LINUX +# elif defined(__NetBSD__) /*??*/ +# define RT_OPSYS RT_OPSYS_NETBSD +# elif defined(__OpenBSD__) /*??*/ +# define RT_OPSYS RT_OPSYS_OPENBSD +# elif defined(__OS2__) +# define RT_OPSYS RT_OPSYS_OS2 +# elif defined(__sun__) || defined(__SunOS__) || defined(__sun) || defined(__SunOS) +# define RT_OPSYS RT_OPSYS_SOLARIS +# elif defined(_WIN32) || defined(_WIN64) +# define RT_OPSYS RT_OPSYS_WINDOWS +# elif defined(MSDOS) || defined(_MSDOS) || defined(DOS16RM) /* OW+MSC || MSC || DMC */ +# define RT_OPSYS RT_OPSYS_DOS +# else +# error "Port Me" +# endif +#endif + +#if RT_OPSYS < RT_OPSYS_UNKNOWN || RT_OPSYS >= RT_OPSYS_MAX +# error "Invalid RT_OPSYS value." +#endif + +/* + * Do some consistency checks. + * + * Search: #define RT_OPSYS_([A-Z0-9]+) .* + * Replace: #if defined(RT_OS_\1) && RT_OPSYS != RT_OPSYS_\1\n# error RT_OPSYS vs RT_OS_\1\n#endif + */ +#if defined(RT_OS_UNKNOWN) && RT_OPSYS != RT_OPSYS_UNKNOWN +# error RT_OPSYS vs RT_OS_UNKNOWN +#endif +#if defined(RT_OS_AGNOSTIC) && RT_OPSYS != RT_OPSYS_AGNOSTIC +# error RT_OPSYS vs RT_OS_AGNOSTIC +#endif +#if defined(RT_OS_DARWIN) && RT_OPSYS != RT_OPSYS_DARWIN +# error RT_OPSYS vs RT_OS_DARWIN +#endif +#if defined(RT_OS_DRAGONFLY) && RT_OPSYS != RT_OPSYS_DRAGONFLY +# error RT_OPSYS vs RT_OS_DRAGONFLY +#endif +#if defined(RT_OS_DOS) && RT_OPSYS != RT_OPSYS_DOS +# error RT_OPSYS vs RT_OS_DOS +#endif +#if defined(RT_OS_FREEBSD) && RT_OPSYS != RT_OPSYS_FREEBSD +# error RT_OPSYS vs RT_OS_FREEBSD +#endif +#if defined(RT_OS_HAIKU) && RT_OPSYS != RT_OPSYS_HAIKU +# error RT_OPSYS vs RT_OS_HAIKU +#endif +#if defined(RT_OS_LINUX) && RT_OPSYS != RT_OPSYS_LINUX +# error RT_OPSYS vs RT_OS_LINUX +#endif +#if defined(RT_OS_L4) && RT_OPSYS != RT_OPSYS_L4 +# error RT_OPSYS vs RT_OS_L4 +#endif +#if defined(RT_OS_MINIX) && RT_OPSYS != RT_OPSYS_MINIX +# error RT_OPSYS vs RT_OS_MINIX +#endif +#if defined(RT_OS_NETBSD) && RT_OPSYS != RT_OPSYS_NETBSD +# error RT_OPSYS vs RT_OS_NETBSD +#endif +#if defined(RT_OS_NETWARE) && RT_OPSYS != RT_OPSYS_NETWARE +# error RT_OPSYS vs RT_OS_NETWARE +#endif +#if defined(RT_OS_NT) && RT_OPSYS != RT_OPSYS_NT +# error RT_OPSYS vs RT_OS_NT +#endif +#if defined(RT_OS_OPENBSD) && RT_OPSYS != RT_OPSYS_OPENBSD +# error RT_OPSYS vs RT_OS_OPENBSD +#endif +#if defined(RT_OS_OS2) && RT_OPSYS != RT_OPSYS_OS2 +# error RT_OPSYS vs RT_OS_OS2 +#endif +#if defined(RT_OS_PLAN9) && RT_OPSYS != RT_OPSYS_PLAN9 +# error RT_OPSYS vs RT_OS_PLAN9 +#endif +#if defined(RT_OS_QNX) && RT_OPSYS != RT_OPSYS_QNX +# error RT_OPSYS vs RT_OS_QNX +#endif +#if defined(RT_OS_SOLARIS) && RT_OPSYS != RT_OPSYS_SOLARIS +# error RT_OPSYS vs RT_OS_SOLARIS +#endif +#if defined(RT_OS_UEFI) && RT_OPSYS != RT_OPSYS_UEFI +# error RT_OPSYS vs RT_OS_UEFI +#endif +#if defined(RT_OS_WINDOWS) && RT_OPSYS != RT_OPSYS_WINDOWS +# error RT_OPSYS vs RT_OS_WINDOWS +#endif + +/* + * Make sure the RT_OS_XXX macro is defined. + * + * Search: #define RT_OPSYS_([A-Z0-9]+) .* + * Replace: #elif RT_OPSYS == RT_OPSYS_\1\n# ifndef RT_OS_\1\n# define RT_OS_\1\n# endif + */ +#if RT_OPSYS == RT_OPSYS_UNKNOWN +# ifndef RT_OS_UNKNOWN +# define RT_OS_UNKNOWN +# endif +#elif RT_OPSYS == RT_OPSYS_AGNOSTIC +# ifndef RT_OS_AGNOSTIC +# define RT_OS_AGNOSTIC +# endif +#elif RT_OPSYS == RT_OPSYS_DARWIN +# ifndef RT_OS_DARWIN +# define RT_OS_DARWIN +# endif +#elif RT_OPSYS == RT_OPSYS_DRAGONFLY +# ifndef RT_OS_DRAGONFLY +# define RT_OS_DRAGONFLY +# endif +#elif RT_OPSYS == RT_OPSYS_DOS +# ifndef RT_OS_DOS +# define RT_OS_DOS +# endif +#elif RT_OPSYS == RT_OPSYS_FREEBSD +# ifndef RT_OS_FREEBSD +# define RT_OS_FREEBSD +# endif +#elif RT_OPSYS == RT_OPSYS_HAIKU +# ifndef RT_OS_HAIKU +# define RT_OS_HAIKU +# endif +#elif RT_OPSYS == RT_OPSYS_LINUX +# ifndef RT_OS_LINUX +# define RT_OS_LINUX +# endif +#elif RT_OPSYS == RT_OPSYS_L4 +# ifndef RT_OS_L4 +# define RT_OS_L4 +# endif +#elif RT_OPSYS == RT_OPSYS_MINIX +# ifndef RT_OS_MINIX +# define RT_OS_MINIX +# endif +#elif RT_OPSYS == RT_OPSYS_NETBSD +# ifndef RT_OS_NETBSD +# define RT_OS_NETBSD +# endif +#elif RT_OPSYS == RT_OPSYS_NETWARE +# ifndef RT_OS_NETWARE +# define RT_OS_NETWARE +# endif +#elif RT_OPSYS == RT_OPSYS_NT +# ifndef RT_OS_NT +# define RT_OS_NT +# endif +#elif RT_OPSYS == RT_OPSYS_OPENBSD +# ifndef RT_OS_OPENBSD +# define RT_OS_OPENBSD +# endif +#elif RT_OPSYS == RT_OPSYS_OS2 +# ifndef RT_OS_OS2 +# define RT_OS_OS2 +# endif +#elif RT_OPSYS == RT_OPSYS_PLAN9 +# ifndef RT_OS_PLAN9 +# define RT_OS_PLAN9 +# endif +#elif RT_OPSYS == RT_OPSYS_QNX +# ifndef RT_OS_QNX +# define RT_OS_QNX +# endif +#elif RT_OPSYS == RT_OPSYS_SOLARIS +# ifndef RT_OS_SOLARIS +# define RT_OS_SOLARIS +# endif +#elif RT_OPSYS == RT_OPSYS_UEFI +# ifndef RT_OS_UEFI +# define RT_OS_UEFI +# endif +#elif RT_OPSYS == RT_OPSYS_WINDOWS +# ifndef RT_OS_WINDOWS +# define RT_OS_WINDOWS +# endif +#else +# error "Bad RT_OPSYS value." +#endif + + +/** + * Checks whether the given OpSys uses DOS-style paths or not. + * + * By DOS-style paths we include drive lettering and UNC paths. + * + * @returns true / false + * @param a_OpSys The RT_OPSYS_XXX value to check, will be reference + * multiple times. + */ +#define RT_OPSYS_USES_DOS_PATHS(a_OpSys) \ + ( (a_OpSys) == RT_OPSYS_WINDOWS \ + || (a_OpSys) == RT_OPSYS_OS2 \ + || (a_OpSys) == RT_OPSYS_DOS ) + + + +/** @def CTXTYPE + * Declare a type differently in GC, R3 and R0. + * + * @param a_GCType The GC type. + * @param a_R3Type The R3 type. + * @param a_R0Type The R0 type. + * @remark For pointers used only in one context use RCPTRTYPE(), R3R0PTRTYPE(), R3PTRTYPE() or R0PTRTYPE(). + */ +#if defined(IN_RC) && !defined(DOXYGEN_RUNNING) +# define CTXTYPE(a_GCType, a_R3Type, a_R0Type) a_GCType +#elif defined(IN_RING3) || defined(DOXYGEN_RUNNING) +# define CTXTYPE(a_GCType, a_R3Type, a_R0Type) a_R3Type +#else +# define CTXTYPE(a_GCType, a_R3Type, a_R0Type) a_R0Type +#endif + +/** @def CTX_EXPR + * Expression selector for avoiding \#ifdef's. + * + * @param a_R3Expr The R3 expression. + * @param a_R0Expr The R0 expression. + * @param a_RCExpr The RC expression. + */ +#if defined(IN_RC) && !defined(DOXYGEN_RUNNING) +# define CTX_EXPR(a_R3Expr, a_R0Expr, a_RCExpr) a_RCExpr +#elif defined(IN_RING0) && !defined(DOXYGEN_RUNNING) +# define CTX_EXPR(a_R3Expr, a_R0Expr, a_RCExpr) a_R0Expr +#else +# define CTX_EXPR(a_R3Expr, a_R0Expr, a_RCExpr) a_R3Expr +#endif + +/** @def RCPTRTYPE + * Declare a pointer which is used in the raw mode context but appears in structure(s) used by + * both HC and RC. The main purpose is to make sure structures have the same + * size when built for different architectures. + * + * @param a_RCType The RC type. + */ +#define RCPTRTYPE(a_RCType) CTXTYPE(a_RCType, RTRCPTR, RTRCPTR) + +/** @def RGPTRTYPE + * This will become RCPTRTYPE once we've converted all uses of RCPTRTYPE to this. + * + * @param a_RCType The RC type. + */ +#define RGPTRTYPE(a_RCType) CTXTYPE(a_RCType, RTGCPTR, RTGCPTR) + +/** @def R3R0PTRTYPE + * Declare a pointer which is used in HC, is explicitly valid in ring 3 and 0, + * but appears in structure(s) used by both HC and GC. The main purpose is to + * make sure structures have the same size when built for different architectures. + * + * @param a_R3R0Type The R3R0 type. + * @remarks This used to be called HCPTRTYPE. + */ +#define R3R0PTRTYPE(a_R3R0Type) CTXTYPE(RTHCPTR, a_R3R0Type, a_R3R0Type) + +/** @def R3PTRTYPE + * Declare a pointer which is used in R3 but appears in structure(s) used by + * both HC and GC. The main purpose is to make sure structures have the same + * size when built for different architectures. + * + * @param a_R3Type The R3 type. + */ +#define R3PTRTYPE(a_R3Type) CTXTYPE(RTHCUINTPTR, a_R3Type, RTHCUINTPTR) + +/** @def R0PTRTYPE + * Declare a pointer which is used in R0 but appears in structure(s) used by + * both HC and GC. The main purpose is to make sure structures have the same + * size when built for different architectures. + * + * @param a_R0Type The R0 type. + */ +#define R0PTRTYPE(a_R0Type) CTXTYPE(RTHCUINTPTR, RTHCUINTPTR, a_R0Type) + +/** @def CTXSUFF + * Adds the suffix of the current context to the passed in + * identifier name. The suffix is HC or GC. + * + * This is macro should only be used in shared code to avoid a forest of ifdefs. + * @param a_Var Identifier name. + * @deprecated Use CTX_SUFF. Do NOT use this for new code. + */ +/** @def OTHERCTXSUFF + * Adds the suffix of the other context to the passed in + * identifier name. The suffix is HC or GC. + * + * This is macro should only be used in shared code to avoid a forest of ifdefs. + * @param a_Var Identifier name. + * @deprecated Use CTX_SUFF. Do NOT use this for new code. + */ +#if defined(IN_RC) && !defined(DOXYGEN_RUNNING) +# define CTXSUFF(a_Var) a_Var##GC +# define OTHERCTXSUFF(a_Var) a_Var##HC +#else +# define CTXSUFF(a_Var) a_Var##HC +# define OTHERCTXSUFF(a_Var) a_Var##GC +#endif + +/** @def CTXALLSUFF + * Adds the suffix of the current context to the passed in + * identifier name. The suffix is R3, R0 or GC. + * + * This is macro should only be used in shared code to avoid a forest of ifdefs. + * @param a_Var Identifier name. + * @deprecated Use CTX_SUFF. Do NOT use this for new code. + */ +#if defined(IN_RC) && !defined(DOXYGEN_RUNNING) +# define CTXALLSUFF(a_Var) a_Var##GC +#elif defined(IN_RING0) && !defined(DOXYGEN_RUNNING) +# define CTXALLSUFF(a_Var) a_Var##R0 +#else +# define CTXALLSUFF(a_Var) a_Var##R3 +#endif + +/** @def CTX_SUFF + * Adds the suffix of the current context to the passed in + * identifier name. The suffix is R3, R0 or RC. + * + * This is macro should only be used in shared code to avoid a forest of ifdefs. + * @param a_Var Identifier name. + * + * @remark This will replace CTXALLSUFF and CTXSUFF before long. + */ +#if defined(IN_RC) && !defined(DOXYGEN_RUNNING) +# define CTX_SUFF(a_Var) a_Var##RC +#elif defined(IN_RING0) && !defined(DOXYGEN_RUNNING) +# define CTX_SUFF(a_Var) a_Var##R0 +#else +# define CTX_SUFF(a_Var) a_Var##R3 +#endif + +/** @def CTX_SUFF_Z + * Adds the suffix of the current context to the passed in + * identifier name, combining RC and R0 into RZ. + * The suffix thus is R3 or RZ. + * + * This is macro should only be used in shared code to avoid a forest of ifdefs. + * @param a_Var Identifier name. + * + * @remark This will replace CTXALLSUFF and CTXSUFF before long. + */ +#if defined(IN_RING3) || defined(DOXYGEN_RUNNING) +# define CTX_SUFF_Z(a_Var) a_Var##R3 +#else +# define CTX_SUFF_Z(a_Var) a_Var##RZ +#endif + + +/** @def CTXMID + * Adds the current context as a middle name of an identifier name + * The middle name is HC or GC. + * + * This is macro should only be used in shared code to avoid a forest of ifdefs. + * @param a_First First name. + * @param a_Last Surname. + */ +/** @def OTHERCTXMID + * Adds the other context as a middle name of an identifier name + * The middle name is HC or GC. + * + * This is macro should only be used in shared code to avoid a forest of ifdefs. + * @param a_First First name. + * @param a_Last Surname. + * @deprecated use CTX_MID or CTX_MID_Z + */ +#if defined(IN_RC) && !defined(DOXYGEN_RUNNING) +# define CTXMID(a_First, a_Last) a_First##GC##a_Last +# define OTHERCTXMID(a_First, a_Last) a_First##HC##a_Last +#else +# define CTXMID(a_First, a_Last) a_First##HC##a_Last +# define OTHERCTXMID(a_First, a_Last) a_First##GC##a_Last +#endif + +/** @def CTXALLMID + * Adds the current context as a middle name of an identifier name. + * The middle name is R3, R0 or GC. + * + * This is macro should only be used in shared code to avoid a forest of ifdefs. + * @param a_First First name. + * @param a_Last Surname. + * @deprecated use CTX_MID or CTX_MID_Z + */ +#if defined(IN_RC) && !defined(DOXYGEN_RUNNING) +# define CTXALLMID(a_First, a_Last) a_First##GC##a_Last +#elif defined(IN_RING0) && !defined(DOXYGEN_RUNNING) +# define CTXALLMID(a_First, a_Last) a_First##R0##a_Last +#else +# define CTXALLMID(a_First, a_Last) a_First##R3##a_Last +#endif + +/** @def CTX_MID + * Adds the current context as a middle name of an identifier name. + * The middle name is R3, R0 or RC. + * + * This is macro should only be used in shared code to avoid a forest of ifdefs. + * @param a_First First name. + * @param a_Last Surname. + */ +#if defined(IN_RC) && !defined(DOXYGEN_RUNNING) +# define CTX_MID(a_First, a_Last) a_First##RC##a_Last +#elif defined(IN_RING0) && !defined(DOXYGEN_RUNNING) +# define CTX_MID(a_First, a_Last) a_First##R0##a_Last +#else +# define CTX_MID(a_First, a_Last) a_First##R3##a_Last +#endif + +/** @def CTX_MID_Z + * Adds the current context as a middle name of an identifier name, combining RC + * and R0 into RZ. + * The middle name thus is either R3 or RZ. + * + * This is macro should only be used in shared code to avoid a forest of ifdefs. + * @param a_First First name. + * @param a_Last Surname. + */ +#ifdef IN_RING3 +# define CTX_MID_Z(a_First, a_Last) a_First##R3##a_Last +#else +# define CTX_MID_Z(a_First, a_Last) a_First##RZ##a_Last +#endif + + +/** @def R3STRING + * A macro which in GC and R0 will return a dummy string while in R3 it will return + * the parameter. + * + * This is typically used to wrap description strings in structures shared + * between R3, R0 and/or GC. The intention is to avoid the \#ifdef IN_RING3 mess. + * + * @param a_pR3String The R3 string. Only referenced in R3. + * @see R0STRING and GCSTRING + */ +#ifdef IN_RING3 +# define R3STRING(a_pR3String) (a_pR3String) +#else +# define R3STRING(a_pR3String) ("<R3_STRING>") +#endif + +/** @def R0STRING + * A macro which in GC and R3 will return a dummy string while in R0 it will return + * the parameter. + * + * This is typically used to wrap description strings in structures shared + * between R3, R0 and/or GC. The intention is to avoid the \#ifdef IN_RING0 mess. + * + * @param a_pR0String The R0 string. Only referenced in R0. + * @see R3STRING and GCSTRING + */ +#ifdef IN_RING0 +# define R0STRING(a_pR0String) (a_pR0String) +#else +# define R0STRING(a_pR0String) ("<R0_STRING>") +#endif + +/** @def RCSTRING + * A macro which in R3 and R0 will return a dummy string while in RC it will return + * the parameter. + * + * This is typically used to wrap description strings in structures shared + * between R3, R0 and/or RC. The intention is to avoid the \#ifdef IN_RC mess. + * + * @param a_pRCString The RC string. Only referenced in RC. + * @see R3STRING, R0STRING + */ +#ifdef IN_RC +# define RCSTRING(a_pRCString) (a_pRCString) +#else +# define RCSTRING(a_pRCString) ("<RC_STRING>") +#endif + + +/** @def RT_NOTHING + * A macro that expands to nothing. + * This is primarily intended as a dummy argument for macros to avoid the + * undefined behavior passing empty arguments to an macro (ISO C90 and C++98, + * gcc v4.4 warns about it). + */ +#define RT_NOTHING + +/** @def RT_GCC_EXTENSION + * Macro for shutting up GCC warnings about using language extensions. */ +#ifdef __GNUC__ +# define RT_GCC_EXTENSION __extension__ +#else +# define RT_GCC_EXTENSION +#endif + +/** @def RT_GCC_NO_WARN_DEPRECATED_BEGIN + * Used to start a block of code where GCC and Clang should not warn about + * deprecated declarations. */ +/** @def RT_GCC_NO_WARN_DEPRECATED_END + * Used to end a block of code where GCC and Clang should not warn about + * deprecated declarations. */ +#if RT_CLANG_PREREQ(4, 0) +# define RT_GCC_NO_WARN_DEPRECATED_BEGIN \ + _Pragma("clang diagnostic push") \ + _Pragma("GCC diagnostic ignored \"-Wdeprecated-declarations\"") +# define RT_GCC_NO_WARN_DEPRECATED_END \ + _Pragma("clang diagnostic pop") + +#elif RT_GNUC_PREREQ(4, 6) +# define RT_GCC_NO_WARN_DEPRECATED_BEGIN \ + _Pragma("GCC diagnostic push") \ + _Pragma("GCC diagnostic ignored \"-Wdeprecated-declarations\"") +# define RT_GCC_NO_WARN_DEPRECATED_END \ + _Pragma("GCC diagnostic pop") +#else +# define RT_GCC_NO_WARN_DEPRECATED_BEGIN +# define RT_GCC_NO_WARN_DEPRECATED_END +#endif + +/** @def RT_GCC_NO_WARN_CONVERSION_BEGIN + * Used to start a block of code where GCC should not warn about implicit + * conversions that may alter a value. */ +#if RT_GNUC_PREREQ(4, 6) +# define RT_GCC_NO_WARN_CONVERSION_BEGIN \ + _Pragma("GCC diagnostic push") \ + _Pragma("GCC diagnostic ignored \"-Wconversion\"") +/** @def RT_GCC_NO_WARN_CONVERSION_END + * Used to end a block of code where GCC should not warn about implicit + * conversions that may alter a value. */ +# define RT_GCC_NO_WARN_CONVERSION_END \ + _Pragma("GCC diagnostic pop") +#else +# define RT_GCC_NO_WARN_CONVERSION_BEGIN +# define RT_GCC_NO_WARN_CONVERSION_END +#endif + +/** @def RT_COMPILER_GROKS_64BIT_BITFIELDS + * Macro that is defined if the compiler understands 64-bit bitfields. */ +#if !defined(RT_OS_OS2) || (!defined(__IBMC__) && !defined(__IBMCPP__)) +# if !defined(__WATCOMC__) /* watcom compiler doesn't grok it either. */ +# define RT_COMPILER_GROKS_64BIT_BITFIELDS +# endif +#endif + +/** @def RT_COMPILER_LONG_DOUBLE_BITS + * Number of relevant bits in the long double type: 64, 80 or 128 */ +/** @def RT_COMPILER_WITH_64BIT_LONG_DOUBLE + * Macro that is defined if the compiler implements long double as the + * IEEE precision floating. */ +/** @def RT_COMPILER_WITH_80BIT_LONG_DOUBLE + * Macro that is defined if the compiler implements long double as the + * IEEE extended precision floating. */ +/** @def RT_COMPILER_WITH_128BIT_LONG_DOUBLE +* Macro that is defined if the compiler implements long double as the +* IEEE quadruple precision floating (128-bit). +* @note Currently not able to detect this, so must be explicitly defined. */ +#if defined(__LDBL_MANT_DIG__) /* GCC & clang have this defined and should be more reliable. */ +# if __LDBL_MANT_DIG__ == 53 +# define RT_COMPILER_LONG_DOUBLE_BITS 64 +# define RT_COMPILER_WITH_64BIT_LONG_DOUBLE +# undef RT_COMPILER_WITH_80BIT_LONG_DOUBLE +# undef RT_COMPILER_WITH_128BIT_LONG_DOUBLE +# elif __LDBL_MANT_DIG__ == 64 +# define RT_COMPILER_LONG_DOUBLE_BITS 80 +# undef RT_COMPILER_WITH_64BIT_LONG_DOUBLE +# define RT_COMPILER_WITH_80BIT_LONG_DOUBLE +# undef RT_COMPILER_WITH_128BIT_LONG_DOUBLE +# elif __LDBL_MANT_DIG__ == 113 +# define RT_COMPILER_LONG_DOUBLE_BITS 128 +# undef RT_COMPILER_WITH_64BIT_LONG_DOUBLE +# undef RT_COMPILER_WITH_80BIT_LONG_DOUBLE +# define RT_COMPILER_WITH_128BIT_LONG_DOUBLE +# else +# error "Port me!" +# endif +#elif defined(RT_OS_WINDOWS) || defined(RT_ARCH_ARM64) || defined(RT_ARCH_ARM32) /* the M1 arm64 at least */ +# define RT_COMPILER_LONG_DOUBLE_BITS 64 +# define RT_COMPILER_WITH_64BIT_LONG_DOUBLE +# undef RT_COMPILER_WITH_80BIT_LONG_DOUBLE +# undef RT_COMPILER_WITH_128BIT_LONG_DOUBLE +#elif defined(RT_ARCH_AMD64) || defined(RT_ARCH_X86) +# define RT_COMPILER_LONG_DOUBLE_BITS 80 +# undef RT_COMPILER_WITH_64BIT_LONG_DOUBLE +# define RT_COMPILER_WITH_80BIT_LONG_DOUBLE +# undef RT_COMPILER_WITH_128BIT_LONG_DOUBLE +#elif defined(RT_ARCH_SPARC) || defined(RT_ARCH_SPARC64) +# define RT_COMPILER_LONG_DOUBLE_BITS 128 +# undef RT_COMPILER_WITH_64BIT_LONG_DOUBLE +# undef RT_COMPILER_WITH_80BIT_LONG_DOUBLE +# define RT_COMPILER_WITH_128BIT_LONG_DOUBLE +#else +# error "Port me!" +#endif + +/** @def RT_COMPILER_WITH_128BIT_INT_TYPES + * Defined when uint128_t and int128_t are native integer types. If + * undefined, they are structure with Hi & Lo members. */ +#if defined(__SIZEOF_INT128__) || (defined(__GNUC__) && (defined(RT_ARCH_AMD64) || defined(RT_ARCH_ARM64))) +# define RT_COMPILER_WITH_128BIT_INT_TYPES +#endif + +/** @def RT_EXCEPTIONS_ENABLED + * Defined when C++ exceptions are enabled. + */ +#if !defined(RT_EXCEPTIONS_ENABLED) \ + && defined(__cplusplus) \ + && ( (defined(_MSC_VER) && defined(_CPPUNWIND)) \ + || (defined(__GNUC__) && defined(__EXCEPTIONS))) +# define RT_EXCEPTIONS_ENABLED +#endif + +/** @def DECL_NOTHROW + * How to declare a function which does not throw C++ exceptions. + * + * @param a_Type The return type. + * + * @note This macro can be combined with other macros, for example + * @code + * RTR3DECL(DECL_NOTHROW(void)) foo(void); + * @endcode + * + * @note GCC is currently restricted to 4.2+ given the ominous comments on + * RT_NOTHROW_PROTO. + */ +#ifdef __cplusplus +# if RT_MSC_PREREQ(RT_MSC_VER_VS2015) /*?*/ +# define DECL_NOTHROW(a_Type) __declspec(nothrow) a_Type +# elif RT_CLANG_PREREQ(6,0) || RT_GNUC_PREREQ(4,2) +# define DECL_NOTHROW(a_Type) __attribute__((__nothrow__)) a_Type +# else +# define DECL_NOTHROW(a_Type) a_Type +# endif +#else +# define DECL_NOTHROW(a_Type) a_Type +#endif + +/** @def RT_NOTHROW_PROTO + * Function does not throw any C++ exceptions, prototype edition. + * + * How to express that a function doesn't throw C++ exceptions and the compiler + * can thus save itself the bother of trying to catch any of them and generate + * unwind info. Put this between the closing parenthesis and the semicolon in + * function prototypes (and implementation if C++). + * + * @note This translates to 'noexcept' when compiling in newer C++ mode. + * + * @remarks The use of the nothrow attribute with GCC is because old compilers + * (4.1.1, 32-bit) leaking the nothrow into global space or something + * when used with RTDECL or similar. Using this forces us to have two + * macros, as the nothrow attribute is not for the function definition. + */ +/** @def RT_NOTHROW_DEF + * Function does not throw any C++ exceptions, definition edition. + * + * The counter part to RT_NOTHROW_PROTO that is added to the function + * definition. + */ +#ifdef RT_EXCEPTIONS_ENABLED +# if RT_MSC_PREREQ_EX(RT_MSC_VER_VS2015, 0) \ + || RT_CLANG_HAS_FEATURE(cxx_noexcept) \ + || (RT_GNUC_PREREQ(7, 0) && __cplusplus >= 201100) +# define RT_NOTHROW_PROTO noexcept +# define RT_NOTHROW_DEF noexcept +# elif defined(__GNUC__) +# if RT_GNUC_PREREQ(3, 3) +# define RT_NOTHROW_PROTO __attribute__((__nothrow__)) +# else +# define RT_NOTHROW_PROTO +# endif +# define RT_NOTHROW_DEF /* Would need a DECL_NO_THROW like __declspec(nothrow), which we wont do at this point. */ +# else +# define RT_NOTHROW_PROTO throw() +# define RT_NOTHROW_DEF throw() +# endif +#else +# define RT_NOTHROW_PROTO +# define RT_NOTHROW_DEF +#endif +/** @def RT_NOTHROW_PROTO + * @deprecated Use RT_NOTHROW_PROTO. */ +#define RT_NO_THROW_PROTO RT_NOTHROW_PROTO +/** @def RT_NOTHROW_DEF + * @deprecated Use RT_NOTHROW_DEF. */ +#define RT_NO_THROW_DEF RT_NOTHROW_DEF + +/** @def RT_THROW + * How to express that a method or function throws a type of exceptions. Some + * compilers does not want this kind of information and will warning about it. + * + * @param a_Type The type exception. + * + * @remarks If the actual throwing is done from the header, enclose it by + * \#ifdef RT_EXCEPTIONS_ENABLED ... \#else ... \#endif so the header + * compiles cleanly without exceptions enabled. + * + * Do NOT use this for the actual throwing of exceptions! + */ +#ifdef RT_EXCEPTIONS_ENABLED +# if (__cplusplus + 0) >= 201700 +# define RT_THROW(a_Type) noexcept(false) +# elif RT_MSC_PREREQ_EX(RT_MSC_VER_VC71, 0) +# define RT_THROW(a_Type) +# elif RT_GNUC_PREREQ(7, 0) +# define RT_THROW(a_Type) +# else +# define RT_THROW(a_Type) throw(a_Type) +# endif +#else +# define RT_THROW(a_Type) +#endif + + +/** @def RT_OVERRIDE + * Wrapper for the C++11 override keyword. + * + * @remarks Recognized by g++ starting 4.7, however causes pedantic warnings + * when used without officially enabling the C++11 features. + */ +#ifdef __cplusplus +# if RT_MSC_PREREQ_EX(RT_MSC_VER_VS2012, 0) +# define RT_OVERRIDE override +# elif RT_GNUC_PREREQ(4, 7) +# if __cplusplus >= 201100 +# define RT_OVERRIDE override +# else +# define RT_OVERRIDE +# endif +# else +# define RT_OVERRIDE +# endif +#else +# define RT_OVERRIDE +#endif + +/** @def RT_NOEXCEPT + * Wrapper for the C++11 noexcept keyword (only true form). + * @note use RT_NOTHROW instead. + */ +/** @def RT_NOEXCEPT_EX + * Wrapper for the C++11 noexcept keyword with expression. + * @param a_Expr The expression. + */ +#ifdef __cplusplus +# if (RT_MSC_PREREQ_EX(RT_MSC_VER_VS2015, 0) && defined(RT_EXCEPTIONS_ENABLED)) \ + || RT_CLANG_HAS_FEATURE(cxx_noexcept) \ + || (RT_GNUC_PREREQ(7, 0) && __cplusplus >= 201100) +# define RT_NOEXCEPT noexcept +# define RT_NOEXCEPT_EX(a_Expr) noexcept(a_Expr) +# else +# define RT_NOEXCEPT +# define RT_NOEXCEPT_EX(a_Expr) +# endif +#else +# define RT_NOEXCEPT +# define RT_NOEXCEPT_EX(a_Expr) +#endif + +/** @def RT_ALIGNAS_VAR + * Wrapper for the C++ alignas keyword when used on variables. + * + * This must be put before the storage class and type. + * + * @param a_cbAlign The alignment. Must be power of two. + * @note If C++11 is not enabled/detectable, alternatives will be used where + * available. */ +/** @def RT_ALIGNAS_TYPE + * Wrapper for the C++ alignas keyword when used on types. + * + * When using struct, this must follow the struct keyword. + * + * @param a_cbAlign The alignment. Must be power of two. + * @note If C++11 is not enabled/detectable, alternatives will be used where + * available. */ +/** @def RT_ALIGNAS_MEMB + * Wrapper for the C++ alignas keyword when used on structure members. + * + * This must be put before the variable type. + * + * @param a_cbAlign The alignment. Must be power of two. + * @note If C++11 is not enabled/detectable, alternatives will be used where + * available. */ +#ifdef __cplusplus +# if __cplusplus >= 201100 || defined(DOXYGEN_RUNNING) +# define RT_ALIGNAS_VAR(a_cbAlign) alignas(a_cbAlign) +# define RT_ALIGNAS_TYPE(a_cbAlign) alignas(a_cbAlign) +# define RT_ALIGNAS_MEMB(a_cbAlign) alignas(a_cbAlign) +# endif +#endif +#ifndef RT_ALIGNAS_VAR +# ifdef _MSC_VER +# define RT_ALIGNAS_VAR(a_cbAlign) __declspec(align(a_cbAlign)) +# define RT_ALIGNAS_TYPE(a_cbAlign) __declspec(align(a_cbAlign)) +# define RT_ALIGNAS_MEMB(a_cbAlign) __declspec(align(a_cbAlign)) +# elif defined(__GNUC__) +# define RT_ALIGNAS_VAR(a_cbAlign) __attribute__((__aligned__(a_cbAlign))) +# define RT_ALIGNAS_TYPE(a_cbAlign) __attribute__((__aligned__(a_cbAlign))) +# define RT_ALIGNAS_MEMB(a_cbAlign) __attribute__((__aligned__(a_cbAlign))) +# else +# define RT_ALIGNAS_VAR(a_cbAlign) +# define RT_ALIGNAS_TYPE(a_cbAlign) +# define RT_ALIGNAS_MEMB(a_cbAlign) +# endif +#endif + +/** @def RT_CACHELINE_SIZE + * The typical cache line size for the target architecture. + * @see RT_ALIGNAS_VAR, RT_ALIGNAS_TYPE, RT_ALIGNAS_MEMB + */ +#if defined(RT_ARCH_X86) || defined(RT_ARCH_AMD64) \ + || defined(RT_ARCH_ARM32) || defined(RT_ARCH_ARM64) \ + || defined(RT_ARCH_SPARC32) || defined(RT_ARCH_SPARC64) \ + || defined(DOXYGEN_RUNNING) +# define RT_CACHELINE_SIZE 64 +#else +# define RT_CACHELINE_SIZE 128 /* better overdo it */ +#endif + +/** @def RT_FALL_THROUGH + * Tell the compiler that we're falling through to the next case in a switch. + * @sa RT_FALL_THRU */ +#if RT_CLANG_PREREQ(4, 0) && RT_CPLUSPLUS_PREREQ(201100) +# define RT_FALL_THROUGH() [[clang::fallthrough]] +#elif RT_CLANG_PREREQ(12, 0) || RT_GNUC_PREREQ(7, 0) +# define RT_FALL_THROUGH() __attribute__((__fallthrough__)) +#else +# define RT_FALL_THROUGH() (void)0 +#endif +/** @def RT_FALL_THRU + * Tell the compiler that we're falling thru to the next case in a switch. + * @sa RT_FALL_THROUGH */ +#define RT_FALL_THRU() RT_FALL_THROUGH() + + +/** @def RT_IPRT_FORMAT_ATTR + * Identifies a function taking an IPRT format string. + * @param a_iFmt The index (1-based) of the format string argument. + * @param a_iArgs The index (1-based) of the first format argument, use 0 for + * va_list. + */ +#if defined(__GNUC__) && defined(WITH_IPRT_FORMAT_ATTRIBUTE) +# define RT_IPRT_FORMAT_ATTR(a_iFmt, a_iArgs) __attribute__((__iprt_format__(a_iFmt, a_iArgs))) +#else +# define RT_IPRT_FORMAT_ATTR(a_iFmt, a_iArgs) +#endif + +/** @def RT_IPRT_FORMAT_ATTR_MAYBE_NULL + * Identifies a function taking an IPRT format string, NULL is allowed. + * @param a_iFmt The index (1-based) of the format string argument. + * @param a_iArgs The index (1-based) of the first format argument, use 0 for + * va_list. + */ +#if defined(__GNUC__) && defined(WITH_IPRT_FORMAT_ATTRIBUTE) +# define RT_IPRT_FORMAT_ATTR_MAYBE_NULL(a_iFmt, a_iArgs) __attribute__((__iprt_format_maybe_null__(a_iFmt, a_iArgs))) +#else +# define RT_IPRT_FORMAT_ATTR_MAYBE_NULL(a_iFmt, a_iArgs) +#endif + + +/** @def RT_GCC_SUPPORTS_VISIBILITY_HIDDEN + * Indicates that the "hidden" visibility attribute can be used (GCC) */ +#if defined(__GNUC__) +# if __GNUC__ >= 4 && !defined(RT_OS_OS2) && !defined(RT_OS_WINDOWS) +# define RT_GCC_SUPPORTS_VISIBILITY_HIDDEN +# endif +#endif + +/** @def RT_COMPILER_SUPPORTS_VA_ARGS + * If the defined, the compiler supports the variadic macro feature (..., __VA_ARGS__). */ +#if defined(_MSC_VER) +# if _MSC_VER >= 1600 /* Visual C++ v10.0 / 2010 */ +# define RT_COMPILER_SUPPORTS_VA_ARGS +# endif +#elif defined(__GNUC__) +# if __GNUC__ >= 3 /* not entirely sure when this was added */ +# define RT_COMPILER_SUPPORTS_VA_ARGS +# endif +#elif defined(__WATCOMC__) +# define RT_COMPILER_SUPPORTS_VA_ARGS +#endif + +/** @def RT_CB_LOG_CAST + * Helper for logging function pointers to function may throw stuff. + * + * Not needed for function pointer types declared using our DECLCALLBACK + * macros, only external types. */ +#if defined(_MSC_VER) && defined(RT_EXCEPTIONS_ENABLED) +# define RT_CB_LOG_CAST(a_pfnCallback) ((uintptr_t)(a_pfnCallback) + 1 - 1) +#else +# define RT_CB_LOG_CAST(a_pfnCallback) (a_pfnCallback) +#endif + + + +/** @def RTCALL + * The standard calling convention for the Runtime interfaces. + * + * @remarks The regparm(0) in the X86/GNUC variant deals with -mregparm=x use in + * the linux kernel and potentially elsewhere (3rd party). + */ +#if defined(_MSC_VER) || defined(__WATCOMC__) +# define RTCALL __cdecl +#elif defined(RT_OS_OS2) +# define RTCALL __cdecl +#elif defined(__GNUC__) && defined(RT_ARCH_X86) +# define RTCALL __attribute__((__cdecl__,__regparm__(0))) +#else +# define RTCALL +#endif + +/** @def DECLEXPORT + * How to declare an exported function. + * @param a_RetType The return type of the function declaration. + */ +#if defined(_MSC_VER) || defined(RT_OS_OS2) +# define DECLEXPORT(a_RetType) __declspec(dllexport) a_RetType +#elif defined(RT_USE_VISIBILITY_DEFAULT) +# define DECLEXPORT(a_RetType) __attribute__((visibility("default"))) a_RetType +#else +# define DECLEXPORT(a_RetType) a_RetType +#endif + +/** @def DECL_EXPORT_NOTHROW + * How to declare an exported function that does not throw C++ exceptions. + * @param a_RetType The return type of the function declaration. + */ +#define DECL_EXPORT_NOTHROW(a_RetType) DECL_NOTHROW(DECLEXPORT(a_RetType)) + +/** @def DECLIMPORT + * How to declare an imported function. + * @param a_RetType The return type of the function declaration. + */ +#if defined(_MSC_VER) || (defined(RT_OS_OS2) && !defined(__IBMC__) && !defined(__IBMCPP__)) +# define DECLIMPORT(a_RetType) __declspec(dllimport) a_RetType +#else +# define DECLIMPORT(a_RetType) a_RetType +#endif + +/** @def DECL_IMPORT_NOTHROW + * How to declare an imported function that does not throw C++ exceptions. + * @param a_RetType The return type of the function declaration. + */ +#define DECL_IMPORT_NOTHROW(a_RetType) DECL_NOTHROW(DECLIMPORT(a_RetType)) + +/** @def DECL_HIDDEN_ONLY + * How to declare a non-exported function or variable. + * @param a_Type The return type of the function or the data type of the variable. + * @sa DECL_HIDDEN, DECL_HIDDEN_DATA, DECL_HIDDEN_CONST + * @internal Considered more or less internal. + */ +#if !defined(RT_GCC_SUPPORTS_VISIBILITY_HIDDEN) || defined(RT_NO_VISIBILITY_HIDDEN) +# define DECL_HIDDEN_ONLY(a_Type) a_Type +#else +# define DECL_HIDDEN_ONLY(a_Type) __attribute__((visibility("hidden"))) a_Type +#endif + +/** @def DECLHIDDEN + * How to declare a non-exported function or variable. + * @param a_Type The return type of the function or the data type of the variable. + * @sa DECL_HIDDEN_THROW, DECL_HIDDEN_DATA, DECL_HIDDEN_CONST + * @todo split up into data and non-data. + */ +#define DECLHIDDEN(a_Type) DECL_NOTHROW(DECL_HIDDEN_ONLY(a_Type)) + +/** @def DECL_HIDDEN_NOTHROW + * How to declare a non-exported function that does not throw C++ exceptions. + * @param a_RetType The return type of the function. + * @note Same as DECLHIDDEN but provided to go along with DECL_IMPORT_NOTHROW + * and DECL_EXPORT_NOTHROW. + */ +#define DECL_HIDDEN_NOTHROW(a_RetType) DECL_NOTHROW(DECL_HIDDEN_ONLY(a_RetType)) + +/** @def DECL_HIDDEN_THROW + * How to declare a non-exported function that may throw C++ exceptions. + * @param a_RetType The return type of the function. + */ +#define DECL_HIDDEN_THROW(a_RetType) DECL_HIDDEN_ONLY(a_Type) + +/** @def DECL_HIDDEN_DATA + * How to declare a non-exported variable. + * @param a_Type The data type of the variable. + * @sa DECL_HIDDEN_CONST + */ +#if !defined(RT_GCC_SUPPORTS_VISIBILITY_HIDDEN) || defined(RT_NO_VISIBILITY_HIDDEN) +# define DECL_HIDDEN_DATA(a_Type) a_Type +#else +# define DECL_HIDDEN_DATA(a_Type) __attribute__((visibility("hidden"))) a_Type +#endif + +/** @def DECL_HIDDEN_CONST + * Workaround for g++ warnings when applying the hidden attribute to a const + * definition. Use DECL_HIDDEN_DATA for the declaration. + * @param a_Type The data type of the variable. + * @sa DECL_HIDDEN_DATA + */ +#if defined(__cplusplus) && defined(__GNUC__) +# define DECL_HIDDEN_CONST(a_Type) a_Type +#else +# define DECL_HIDDEN_CONST(a_Type) DECL_HIDDEN_DATA(a_Type) +#endif + +/** @def DECL_INVALID + * How to declare a function not available for linking in the current context. + * The purpose is to create compile or like time errors when used. This isn't + * possible on all platforms. + * @param a_RetType The return type of the function. + */ +#if defined(_MSC_VER) +# define DECL_INVALID(a_RetType) __declspec(dllimport) a_RetType __stdcall +#elif defined(__GNUC__) && defined(__cplusplus) +# define DECL_INVALID(a_RetType) extern "C++" a_RetType +#else +# define DECL_INVALID(a_RetType) a_RetType +#endif + +/** @def DECLASM + * How to declare an internal assembly function. + * @param a_RetType The return type of the function declaration. + * @note DECL_NOTHROW is implied. + */ +#ifdef __cplusplus +# define DECLASM(a_RetType) extern "C" DECL_NOTHROW(a_RetType RTCALL) +#else +# define DECLASM(a_RetType) DECL_NOTHROW(a_RetType RTCALL) +#endif + +/** @def RT_ASM_DECL_PRAGMA_WATCOM + * How to declare a assembly method prototype with watcom \#pragma aux definition. */ +/** @def RT_ASM_DECL_PRAGMA_WATCOM_386 + * Same as RT_ASM_DECL_PRAGMA_WATCOM, but there is no 16-bit version when + * 8086, 80186 or 80286 is selected as the target CPU. */ +#if defined(__WATCOMC__) && ARCH_BITS == 16 && defined(RT_ARCH_X86) +# define RT_ASM_DECL_PRAGMA_WATCOM(a_RetType) a_RetType +# if defined(__SW_0) || defined(__SW_1) || defined(__SW_2) +# define RT_ASM_DECL_PRAGMA_WATCOM_386(a_RetType) DECLASM(a_RetType) +# else +# define RT_ASM_DECL_PRAGMA_WATCOM_386(a_RetType) a_RetType +# endif +#elif defined(__WATCOMC__) && ARCH_BITS == 32 && defined(RT_ARCH_X86) +# define RT_ASM_DECL_PRAGMA_WATCOM(a_RetType) a_RetType +# define RT_ASM_DECL_PRAGMA_WATCOM_386(a_RetType) a_RetType +#else +# define RT_ASM_DECL_PRAGMA_WATCOM(a_RetType) DECLASM(a_RetType) +# define RT_ASM_DECL_PRAGMA_WATCOM_386(a_RetType) DECLASM(a_RetType) +#endif + +/** @def DECL_NO_RETURN + * How to declare a function which does not return. + * @note This macro can be combined with other macros, for example + * @code + * RTR3DECL(DECL_NO_RETURN(void)) foo(void); + * @endcode + */ +#ifdef _MSC_VER +# define DECL_NO_RETURN(a_RetType) __declspec(noreturn) a_RetType +#elif defined(__GNUC__) +# define DECL_NO_RETURN(a_RetType) __attribute__((noreturn)) a_RetType +#else +# define DECL_NO_RETURN(a_RetType) a_RetType +#endif + +/** @def DECL_RETURNS_TWICE + * How to declare a function which may return more than once. + * @note This macro can be combined with other macros, for example + * @code + * RTR3DECL(DECL_RETURNS_TWICE(void)) MySetJmp(void); + * @endcode + */ +#if RT_GNUC_PREREQ(4, 1) +# define DECL_RETURNS_TWICE(a_RetType) __attribute__((returns_twice)) a_RetType +#else +# define DECL_RETURNS_TWICE(a_RetType) a_RetType +#endif + +/** @def DECL_CHECK_RETURN + * Require a return value to be checked. + * @note This macro can be combined with other macros, for example + * @code + * RTR3DECL(DECL_CHECK_RETURN(int)) MayReturnInfoStatus(void); + * @endcode + */ +#if RT_GNUC_PREREQ(3, 4) +# define DECL_CHECK_RETURN(a_RetType) __attribute__((warn_unused_result)) a_RetType +#elif defined(_MSC_VER) +# define DECL_CHECK_RETURN(a_RetType) __declspec("SAL_checkReturn") a_RetType +#else +# define DECL_CHECK_RETURN(a_RetType) a_RetType +#endif + +/** @def DECL_CHECK_RETURN_NOT_R3 + * Variation of DECL_CHECK_RETURN that only applies the required to non-ring-3 + * code. + */ +#ifndef IN_RING3 +# define DECL_CHECK_RETURN_NOT_R3(a_RetType) DECL_CHECK_RETURN(a_RetType) +#else +# define DECL_CHECK_RETURN_NOT_R3(a_RetType) a_RetType +#endif + +/** @def DECLWEAK + * How to declare a variable which is not necessarily resolved at + * runtime. + * @note This macro can be combined with other macros, for example + * @code + * RTR3DECL(DECLWEAK(int)) foo; + * @endcode + */ +#if defined(__GNUC__) +# define DECLWEAK(a_Type) a_Type __attribute__((weak)) +#else +# define DECLWEAK(a_Type) a_Type +#endif + +/** @def DECLCALLBACK + * How to declare an call back function. + * @param a_RetType The return type of the function declaration. + * @note DECL_NOTHROW is implied. + * @note Use DECLCALLBACKTYPE for typedefs. + */ +#define DECLCALLBACK(a_RetType) DECL_NOTHROW(a_RetType RT_FAR_CODE RTCALL) + +/** @def DECL_HIDDEN_CALLBACK + * How to declare an call back function with hidden visibility. + * @param a_RetType The return type of the function declaration. + * @note DECL_NOTHROW is implied. + * @note Use DECLCALLBACKTYPE for typedefs. + */ +#define DECL_HIDDEN_CALLBACK(a_RetType) DECL_HIDDEN_ONLY(DECLCALLBACK(a_RetType)) + +/** @def DECLCALLBACKTYPE_EX + * How to declare an call back function type. + * @param a_RetType The return type of the function declaration. + * @param a_CallConv Calling convention. + * @param a_Name The name of the typedef + * @param a_Args The argument list enclosed in parentheses. + * @note DECL_NOTHROW is implied, but not supported by all compilers yet. + */ +#if RT_CLANG_PREREQ(6,0) && !defined(RT_RELAXED_CALLBACKS_TYPES) +# define DECLCALLBACKTYPE_EX(a_RetType, a_CallConv, a_Name, a_Args) __attribute__((__nothrow__)) a_RetType a_CallConv a_Name a_Args +#elif RT_MSC_PREREQ(RT_MSC_VER_VS2015) /*?*/ && defined(__cplusplus) && defined(_MSC_EXTENSIONS) && !defined(RT_RELAXED_CALLBACKS_TYPES) +# define DECLCALLBACKTYPE_EX(a_RetType, a_CallConv, a_Name, a_Args) a_RetType a_CallConv a_Name a_Args throw() +#else +# define DECLCALLBACKTYPE_EX(a_RetType, a_CallConv, a_Name, a_Args) a_RetType a_CallConv a_Name a_Args +#endif +/** @def DECLCALLBACKTYPE + * How to declare an call back function type. + * @param a_RetType The return type of the function declaration. + * @param a_Name The name of the typedef + * @param a_Args The argument list enclosed in parentheses. + * @note DECL_NOTHROW is implied, but not supported by all compilers yet. + */ +#define DECLCALLBACKTYPE(a_RetType, a_Name, a_Args) DECLCALLBACKTYPE_EX(a_RetType, RT_FAR_CODE RTCALL, a_Name, a_Args) + +/** @def DECLCALLBACKPTR_EX + * How to declare an call back function pointer. + * @param a_RetType The return type of the function declaration. + * @param a_CallConv Calling convention. + * @param a_Name The name of the variable member. + * @param a_Args The argument list enclosed in parentheses. + * @note DECL_NOTHROW is implied, but not supported by all compilers yet. + */ +#if defined(__IBMC__) || defined(__IBMCPP__) +# define DECLCALLBACKPTR_EX(a_RetType, a_CallConv, a_Name, a_Args) a_RetType (* a_CallConv a_Name) a_Args +#elif RT_CLANG_PREREQ(6,0) && !defined(RT_RELAXED_CALLBACKS_TYPES) +# define DECLCALLBACKPTR_EX(a_RetType, a_CallConv, a_Name, a_Args) __attribute__((__nothrow__)) a_RetType (a_CallConv * a_Name) a_Args +#elif RT_MSC_PREREQ(RT_MSC_VER_VS2015) /*?*/ && defined(__cplusplus) && defined(_MSC_EXTENSIONS) && !defined(RT_RELAXED_CALLBACKS_TYPES) +# define DECLCALLBACKPTR_EX(a_RetType, a_CallConv, a_Name, a_Args) a_RetType (a_CallConv * a_Name) a_Args throw() +#else +# define DECLCALLBACKPTR_EX(a_RetType, a_CallConv, a_Name, a_Args) a_RetType (a_CallConv * a_Name) a_Args +#endif +/** @def DECLCALLBACKPTR + * How to declare an call back function pointer. + * @param a_RetType The return type of the function declaration. + * @param a_Name The name of the variable member. + * @param a_Args The argument list enclosed in parentheses. + * @note DECL_NOTHROW is implied, but not supported by all compilers yet. + */ +#define DECLCALLBACKPTR(a_RetType, a_Name, a_Args) DECLCALLBACKPTR_EX(a_RetType, RT_FAR_CODE RTCALL, a_Name, a_Args) + +/** @def DECLCALLBACKMEMBER_EX + * How to declare an call back function pointer member. + * @param a_RetType The return type of the function declaration. + * @param a_CallConv Calling convention. + * @param a_Name The name of the struct/union/class member. + * @param a_Args The argument list enclosed in parentheses. + * @note DECL_NOTHROW is implied, but not supported by all compilers yet. + */ +#if defined(__IBMC__) || defined(__IBMCPP__) +# define DECLCALLBACKMEMBER_EX(a_RetType, a_CallConv, a_Name, a_Args) a_RetType (* a_CallConv a_Name) a_Args +#elif RT_CLANG_PREREQ(6,0) && !defined(RT_RELAXED_CALLBACKS_TYPES) +# define DECLCALLBACKMEMBER_EX(a_RetType, a_CallConv, a_Name, a_Args) __attribute__((__nothrow__)) a_RetType (a_CallConv *a_Name) a_Args +#elif RT_MSC_PREREQ(RT_MSC_VER_VS2015) /*?*/ && defined(__cplusplus) && defined(_MSC_EXTENSIONS) && !defined(RT_RELAXED_CALLBACKS_TYPES) +# define DECLCALLBACKMEMBER_EX(a_RetType, a_CallConv, a_Name, a_Args) a_RetType (a_CallConv *a_Name) a_Args throw() +#else +# define DECLCALLBACKMEMBER_EX(a_RetType, a_CallConv, a_Name, a_Args) a_RetType (a_CallConv *a_Name) a_Args +#endif +/** @def DECLCALLBACKMEMBER + * How to declare an call back function pointer member. + * @param a_RetType The return type of the function declaration. + * @param a_Name The name of the struct/union/class member. + * @param a_Args The argument list enclosed in parentheses. + * @note DECL_NOTHROW is implied, but not supported by all compilers yet. + */ +#define DECLCALLBACKMEMBER(a_RetType, a_Name, a_Args) DECLCALLBACKMEMBER_EX(a_RetType, RT_FAR_CODE RTCALL, a_Name, a_Args) + +/** @def DECLR3CALLBACKMEMBER + * How to declare an call back function pointer member - R3 Ptr. + * @param a_RetType The return type of the function declaration. + * @param a_Name The name of the struct/union/class member. + * @param a_Args The argument list enclosed in parentheses. + * @note DECL_NOTHROW is implied, but not supported by all compilers yet. + */ +#if defined(IN_RING3) || defined(DOXYGEN_RUNNING) +# define DECLR3CALLBACKMEMBER(a_RetType, a_Name, a_Args) DECLCALLBACKMEMBER(a_RetType, a_Name, a_Args) +#else +# define DECLR3CALLBACKMEMBER(a_RetType, a_Name, a_Args) RTR3PTR a_Name +#endif + +/** @def DECLRCCALLBACKMEMBER + * How to declare an call back function pointer member - RC Ptr. + * @param a_RetType The return type of the function declaration. + * @param a_Name The name of the struct/union/class member. + * @param a_Args The argument list enclosed in parentheses. + * @note DECL_NOTHROW is implied, but not supported by all compilers yet. + */ +#if defined(IN_RC) || defined(DOXYGEN_RUNNING) +# define DECLRCCALLBACKMEMBER(a_RetType, a_Name, a_Args) DECLCALLBACKMEMBER(a_RetType, a_Name, a_Args) +#else +# define DECLRCCALLBACKMEMBER(a_RetType, a_Name, a_Args) RTRCPTR a_Name +#endif +#if defined(IN_RC) || defined(DOXYGEN_RUNNING) +# define DECLRGCALLBACKMEMBER(a_RetType, a_Name, a_Args) DECLCALLBACKMEMBER(a_RetType, a_Name, a_Args) +#else +# define DECLRGCALLBACKMEMBER(a_RetType, a_Name, a_Args) RTRGPTR a_Name +#endif + +/** @def DECLR0CALLBACKMEMBER + * How to declare an call back function pointer member - R0 Ptr. + * @param a_RetType The return type of the function declaration. + * @param a_Name The name of the struct/union/class member. + * @param a_Args The argument list enclosed in parentheses. + * @note DECL_NOTHROW is implied, but not supported by all compilers yet. + */ +#if defined(IN_RING0) || defined(DOXYGEN_RUNNING) +# define DECLR0CALLBACKMEMBER(a_RetType, a_Name, a_Args) DECLCALLBACKMEMBER(a_RetType, a_Name, a_Args) +#else +# define DECLR0CALLBACKMEMBER(a_RetType, a_Name, a_Args) RTR0PTR a_Name +#endif + +/** @def DECLINLINE + * How to declare a function as inline that does not throw any C++ exceptions. + * @param a_RetType The return type of the function declaration. + * @remarks Don't use this macro on C++ methods. + * @sa DECL_INLINE_THROW + */ +#if defined(__GNUC__) && !defined(DOXYGEN_RUNNING) +# define DECLINLINE(a_RetType) DECL_NOTHROW(static __inline__ a_RetType) +#elif defined(__cplusplus) || defined(DOXYGEN_RUNNING) +# define DECLINLINE(a_RetType) DECL_NOTHROW(static inline a_RetType) +#elif defined(_MSC_VER) +# define DECLINLINE(a_RetType) DECL_NOTHROW(static _inline a_RetType) +#elif defined(__IBMC__) +# define DECLINLINE(a_RetType) DECL_NOTHROW(_Inline a_RetType) +#else +# define DECLINLINE(a_RetType) DECL_NOTHROW(inline a_RetType) +#endif + +/** @def DECL_INLINE_THROW + * How to declare a function as inline that throws C++ exceptions. + * @param a_RetType The return type of the function declaration. + * @remarks Don't use this macro on C++ methods. + */ +#if defined(__GNUC__) && !defined(DOXYGEN_RUNNING) +# define DECL_INLINE_THROW(a_RetType) static __inline__ a_RetType +#elif defined(__cplusplus) || defined(DOXYGEN_RUNNING) +# define DECL_INLINE_THROW(a_RetType) static inline a_RetType +#elif defined(_MSC_VER) +# define DECL_INLINE_THROW(a_RetType) static _inline a_RetType +#elif defined(__IBMC__) +# define DECL_INLINE_THROW(a_RetType) _Inline a_RetType +#else +# define DECL_INLINE_THROW(a_RetType) inline a_RetType +#endif + +/** @def DECL_FORCE_INLINE + * How to declare a function that does not throw any C++ exceptions as inline + * and try convince the compiler to always inline it regardless of optimization + * switches. + * @param a_RetType The return type of the function declaration. + * @remarks Use sparsely and with care. Don't use this macro on C++ methods. + * @sa DECL_FORCE_INLINE_THROW + */ +#ifdef __GNUC__ +# define DECL_FORCE_INLINE(a_RetType) __attribute__((__always_inline__)) DECLINLINE(a_RetType) +#elif defined(_MSC_VER) +# define DECL_FORCE_INLINE(a_RetType) DECL_NOTHROW(__forceinline a_RetType) +#else +# define DECL_FORCE_INLINE(a_RetType) DECLINLINE(a_RetType) +#endif + +/** @def DECL_FORCE_INLINE_THROW + * How to declare a function throwing C++ exceptions as inline and try convince + * the compiler to always inline it regardless of optimization switches. + * @param a_RetType The return type of the function declaration. + * @remarks Use sparsely and with care. Don't use this macro on C++ methods. + */ +#ifdef __GNUC__ +# define DECL_FORCE_INLINE_THROW(a_RetType) __attribute__((__always_inline__)) DECL_INLINE_THROW(a_RetType) +#elif defined(_MSC_VER) +# define DECL_FORCE_INLINE_THROW(a_RetType) __forceinline a_RetType +#else +# define DECL_FORCE_INLINE_THROW(a_RetType) DECL_INLINE_THROW(a_RetType) +#endif + + +/** @def DECL_NO_INLINE + * How to declare a function telling the compiler not to inline it. + * @param scope The function scope, static or RT_NOTHING. + * @param a_RetType The return type of the function declaration. + * @remarks Don't use this macro on C++ methods. + */ +#ifdef __GNUC__ +# define DECL_NO_INLINE(scope, a_RetType) __attribute__((__noinline__)) scope a_RetType +#elif defined(_MSC_VER) +# define DECL_NO_INLINE(scope, a_RetType) __declspec(noinline) scope a_RetType +#else +# define DECL_NO_INLINE(scope,a_RetType) scope a_RetType +#endif + + +/** @def IN_RT_STATIC + * Used to indicate whether we're linking against a static IPRT + * or not. + * + * The IPRT symbols will be declared as hidden (if supported). Note that this + * define has no effect without also setting one of the IN_RT_R0, IN_RT_R3 or + * IN_RT_RC indicators. + */ + +/** @def IN_RT_R0 + * Used to indicate whether we're inside the same link module as the host + * context ring-0 Runtime Library. + */ +/** @def RTR0DECL(a_RetType) + * Runtime Library host context ring-0 export or import declaration. + * @param a_RetType The return a_RetType of the function declaration. + * @remarks This is only used inside IPRT. Other APIs need to define their own + * XXXX_DECL macros for dealing with import/export/static visibility. + * @note DECL_NOTHROW is implied. + */ +#ifdef IN_RT_R0 +# ifdef IN_RT_STATIC +# define RTR0DECL(a_RetType) DECL_HIDDEN_NOTHROW(a_RetType) RTCALL +# else +# define RTR0DECL(a_RetType) DECL_EXPORT_NOTHROW(a_RetType) RTCALL +# endif +#else +# define RTR0DECL(a_RetType) DECL_IMPORT_NOTHROW(a_RetType) RTCALL +#endif + +/** @def IN_RT_R3 + * Used to indicate whether we're inside the same link module as the host + * context ring-3 Runtime Library. + */ +/** @def RTR3DECL(a_RetType) + * Runtime Library host context ring-3 export or import declaration. + * @param a_RetType The return type of the function declaration. + * @remarks This is only used inside IPRT. Other APIs need to define their own + * XXXX_DECL macros for dealing with import/export/static visibility. + * @note DECL_NOTHROW is implied. + */ +#ifdef IN_RT_R3 +# ifdef IN_RT_STATIC +# define RTR3DECL(a_RetType) DECL_HIDDEN_NOTHROW(a_RetType) RTCALL +# else +# define RTR3DECL(a_RetType) DECL_EXPORT_NOTHROW(a_RetType) RTCALL +# endif +#else +# define RTR3DECL(a_RetType) DECL_IMPORT_NOTHROW(a_RetType) RTCALL +#endif + +/** @def IN_RT_RC + * Used to indicate whether we're inside the same link module as the raw-mode + * context (RC) runtime library. + */ +/** @def RTRCDECL(a_RetType) + * Runtime Library raw-mode context export or import declaration. + * @param a_RetType The return type of the function declaration. + * @remarks This is only used inside IPRT. Other APIs need to define their own + * XXXX_DECL macros for dealing with import/export/static visibility. + * @note DECL_NOTHROW is implied. + */ +#ifdef IN_RT_RC +# ifdef IN_RT_STATIC +# define RTRCDECL(a_RetType) DECL_HIDDEN_NOTHROW(a_RetType) RTCALL +# else +# define RTRCDECL(a_RetType) DECL_EXPORT_NOTHROW(a_RetType) RTCALL +# endif +#else +# define RTRCDECL(a_RetType) DECL_IMPORT_NOTHROW(a_RetType) RTCALL +#endif + +/** @def RTDECL(a_RetType) + * Runtime Library export or import declaration. + * Functions declared using this macro exists in all contexts. + * @param a_RetType The return type of the function declaration. + * @remarks This is only used inside IPRT. Other APIs need to define their own + * XXXX_DECL macros for dealing with import/export/static visibility. + * @note DECL_NOTHROW is implied. + */ +#if defined(IN_RT_R3) || defined(IN_RT_RC) || defined(IN_RT_R0) +# ifdef IN_RT_STATIC +# define RTDECL(a_RetType) DECL_HIDDEN_NOTHROW(a_RetType) RTCALL +# else +# define RTDECL(a_RetType) DECL_EXPORT_NOTHROW(a_RetType) RTCALL +# endif +#else +# define RTDECL(a_RetType) DECL_IMPORT_NOTHROW(a_RetType) RTCALL +#endif + +/** @def RTDATADECL(a_Type) + * Runtime Library export or import declaration. + * Data declared using this macro exists in all contexts. + * @param a_Type The data type. + * @remarks This is only used inside IPRT. Other APIs need to define their own + * XXXX_DECL macros for dealing with import/export/static visibility. + */ +/** @def RT_DECL_DATA_CONST(a_Type) + * Definition of a const variable. See DECL_HIDDEN_CONST. + * @param a_Type The const data type. + * @remarks This is only used inside IPRT. Other APIs need to define their own + * XXXX_DECL macros for dealing with import/export/static visibility. + */ +#if defined(IN_RT_R3) || defined(IN_RT_RC) || defined(IN_RT_R0) +# ifdef IN_RT_STATIC +# define RTDATADECL(a_Type) DECL_HIDDEN_DATA(a_Type) +# define RT_DECL_DATA_CONST(a_Type) DECL_HIDDEN_CONST(a_Type) +# else +# define RTDATADECL(a_Type) DECLEXPORT(a_Type) +# if defined(__cplusplus) && defined(__GNUC__) +# define RT_DECL_DATA_CONST(a_Type) a_Type +# else +# define RT_DECL_DATA_CONST(a_Type) DECLEXPORT(a_Type) +# endif +# endif +#else +# define RTDATADECL(a_Type) DECLIMPORT(a_Type) +# define RT_DECL_DATA_CONST(a_Type) DECLIMPORT(a_Type) +#endif + +/** @def RT_DECL_CLASS + * Declares an class living in the runtime. + * @remarks This is only used inside IPRT. Other APIs need to define their own + * XXXX_DECL macros for dealing with import/export/static visibility. + */ +#if defined(IN_RT_R3) || defined(IN_RT_RC) || defined(IN_RT_R0) +# ifdef IN_RT_STATIC +# define RT_DECL_CLASS +# else +# define RT_DECL_CLASS DECLEXPORT_CLASS +# endif +#else +# define RT_DECL_CLASS DECLIMPORT_CLASS +#endif + + +/** @def RT_NOCRT + * Symbol name wrapper for the No-CRT bits. + * + * In order to coexist in the same process as other CRTs, we need to + * decorate the symbols such that they don't conflict the ones in the + * other CRTs. The result of such conflicts / duplicate symbols can + * confuse the dynamic loader on Unix like systems. + * + * Define RT_WITHOUT_NOCRT_WRAPPERS to drop the wrapping. + * Define RT_WITHOUT_NOCRT_WRAPPER_ALIASES to drop the aliases to the + * wrapped names. + */ +/** @def RT_NOCRT_STR + * Same as RT_NOCRT only it'll return a double quoted string of the result. + */ +#if !defined(RT_WITHOUT_NOCRT_WRAPPERS) || defined(RT_FORCE_NOCRT_WRAPPERS) +# define RT_NOCRT(name) nocrt_ ## name +# define RT_NOCRT_STR(name) "nocrt_" # name +#else +# define RT_NOCRT(name) name +# define RT_NOCRT_STR(name) #name +#endif + + +/** @name Untrusted data classifications. + * @{ */ +/** @def RT_UNTRUSTED_USER + * For marking non-volatile (race free) data from user mode as untrusted. + * This is just for visible documentation. */ +#define RT_UNTRUSTED_USER +/** @def RT_UNTRUSTED_VOLATILE_USER + * For marking volatile data shared with user mode as untrusted. + * This is more than just documentation as it specifies the 'volatile' keyword, + * because the guest could modify the data at any time. */ +#define RT_UNTRUSTED_VOLATILE_USER volatile + +/** @def RT_UNTRUSTED_GUEST + * For marking non-volatile (race free) data from the guest as untrusted. + * This is just for visible documentation. */ +#define RT_UNTRUSTED_GUEST +/** @def RT_UNTRUSTED_VOLATILE_GUEST + * For marking volatile data shared with the guest as untrusted. + * This is more than just documentation as it specifies the 'volatile' keyword, + * because the guest could modify the data at any time. */ +#define RT_UNTRUSTED_VOLATILE_GUEST volatile + +/** @def RT_UNTRUSTED_HOST + * For marking non-volatile (race free) data from the host as untrusted. + * This is just for visible documentation. */ +#define RT_UNTRUSTED_HOST +/** @def RT_UNTRUSTED_VOLATILE_HOST + * For marking volatile data shared with the host as untrusted. + * This is more than just documentation as it specifies the 'volatile' keyword, + * because the host could modify the data at any time. */ +#define RT_UNTRUSTED_VOLATILE_HOST volatile + +/** @def RT_UNTRUSTED_HSTGST + * For marking non-volatile (race free) data from the host/gust as untrusted. + * This is just for visible documentation. */ +#define RT_UNTRUSTED_HSTGST +/** @def RT_UNTRUSTED_VOLATILE_HSTGST + * For marking volatile data shared with the host/guest as untrusted. + * This is more than just documentation as it specifies the 'volatile' keyword, + * because the host could modify the data at any time. */ +#define RT_UNTRUSTED_VOLATILE_HSTGST volatile +/** @} */ + +/** @name Fences for use when handling untrusted data. + * @{ */ +/** For use after copying untruated volatile data to a non-volatile location. + * This translates to a compiler memory barrier and will help ensure that the + * compiler uses the non-volatile copy of the data. */ +#define RT_UNTRUSTED_NONVOLATILE_COPY_FENCE() ASMCompilerBarrier() +/** For use after finished validating guest input. + * What this translates to is architecture dependent. On intel it will + * translate to a CPU load+store fence as well as a compiler memory barrier. */ +#if defined(RT_ARCH_AMD64) || (defined(RT_ARCH_X86) && !defined(RT_WITH_OLD_CPU_SUPPORT)) +# define RT_UNTRUSTED_VALIDATED_FENCE() do { ASMCompilerBarrier(); ASMReadFence(); } while (0) +#elif defined(RT_ARCH_X86) +# define RT_UNTRUSTED_VALIDATED_FENCE() do { ASMCompilerBarrier(); ASMMemoryFence(); } while (0) +#else +# define RT_UNTRUSTED_VALIDATED_FENCE() do { ASMCompilerBarrier(); } while (0) +#endif +/** @} */ + + +/** @def RT_LIKELY + * Give the compiler a hint that an expression is very likely to hold true. + * + * Some compilers support explicit branch prediction so that the CPU backend + * can hint the processor and also so that code blocks can be reordered such + * that the predicted path sees a more linear flow, thus improving cache + * behaviour, etc. + * + * IPRT provides the macros RT_LIKELY() and RT_UNLIKELY() as a way to utilize + * this compiler feature when present. + * + * A few notes about the usage: + * + * - Generally, order your code use RT_LIKELY() instead of RT_UNLIKELY(). + * + * - Generally, use RT_UNLIKELY() with error condition checks (unless you + * have some _strong_ reason to do otherwise, in which case document it), + * and/or RT_LIKELY() with success condition checks, assuming you want + * to optimize for the success path. + * + * - Other than that, if you don't know the likelihood of a test succeeding + * from empirical or other 'hard' evidence, don't make predictions unless + * you happen to be a Dirk Gently character. + * + * - These macros are meant to be used in places that get executed a lot. It + * is wasteful to make predictions in code that is executed rarely (e.g. + * at subsystem initialization time) as the basic block reordering that this + * affects can often generate larger code. + * + * - Note that RT_SUCCESS() and RT_FAILURE() already makes use of RT_LIKELY() + * and RT_UNLIKELY(). Should you wish for prediction free status checks, + * use the RT_SUCCESS_NP() and RT_FAILURE_NP() macros instead. + * + * + * @returns the boolean result of the expression. + * @param expr The expression that's very likely to be true. + * @see RT_UNLIKELY + */ +/** @def RT_UNLIKELY + * Give the compiler a hint that an expression is highly unlikely to hold true. + * + * See the usage instructions give in the RT_LIKELY() docs. + * + * @returns the boolean result of the expression. + * @param expr The expression that's very unlikely to be true. + * @see RT_LIKELY + * + * @deprecated Please use RT_LIKELY() instead wherever possible! That gives us + * a better chance of the windows compilers to generate favorable code + * too. The belief is that the compiler will by default assume the + * if-case is more likely than the else-case. + */ +#if defined(__GNUC__) +# if __GNUC__ >= 3 && !defined(FORTIFY_RUNNING) +# define RT_LIKELY(expr) __builtin_expect(!!(expr), 1) +# define RT_UNLIKELY(expr) __builtin_expect(!!(expr), 0) +# else +# define RT_LIKELY(expr) (expr) +# define RT_UNLIKELY(expr) (expr) +# endif +#else +# define RT_LIKELY(expr) (expr) +# define RT_UNLIKELY(expr) (expr) +#endif + +/** @def RT_EXPAND_2 + * Helper for RT_EXPAND. */ +#define RT_EXPAND_2(a_Expr) a_Expr +/** @def RT_EXPAND + * Returns the expanded expression. + * @param a_Expr The expression to expand. */ +#define RT_EXPAND(a_Expr) RT_EXPAND_2(a_Expr) + +/** @def RT_STR + * Returns the argument as a string constant. + * @param str Argument to stringify. */ +#define RT_STR(str) #str +/** @def RT_XSTR + * Returns the expanded argument as a string. + * @param str Argument to expand and stringify. */ +#define RT_XSTR(str) RT_STR(str) + +/** @def RT_LSTR_2 + * Helper for RT_WSTR that gets the expanded @a str. + * @param str String litteral to prefix with 'L'. */ +#define RT_LSTR_2(str) L##str +/** @def RT_LSTR + * Returns the expanded argument with a L string prefix. + * + * Intended for converting ASCII string \#defines into wide char string + * litterals on Windows. + * + * @param str String litteral to . */ +#define RT_LSTR(str) RT_LSTR_2(str) + +/** @def RT_UNPACK_CALL + * Unpacks the an argument list inside an extra set of parenthesis and turns it + * into a call to @a a_Fn. + * + * @param a_Fn Function/macro to call. + * @param a_Args Parameter list in parenthesis. + */ +#define RT_UNPACK_CALL(a_Fn, a_Args) a_Fn a_Args + +#if defined(RT_COMPILER_SUPPORTS_VA_ARGS) || defined(DOXYGEN_RUNNING) + +/** @def RT_UNPACK_ARGS + * Returns the arguments without parenthesis. + * + * @param ... Parameter list in parenthesis. + * @remarks Requires RT_COMPILER_SUPPORTS_VA_ARGS. + */ +# define RT_UNPACK_ARGS(...) __VA_ARGS__ + +/** @def RT_COUNT_VA_ARGS_HLP + * Helper for RT_COUNT_VA_ARGS that picks out the argument count from + * RT_COUNT_VA_ARGS_REV_SEQ. */ +# define RT_COUNT_VA_ARGS_HLP( \ + c69, c68, c67, c66, c65, c64, c63, c62, c61, c60, \ + c59, c58, c57, c56, c55, c54, c53, c52, c51, c50, \ + c49, c48, c47, c46, c45, c44, c43, c42, c41, c40, \ + c39, c38, c37, c36, c35, c34, c33, c32, c31, c30, \ + c29, c28, c27, c26, c25, c24, c23, c22, c21, c20, \ + c19, c18, c17, c16, c15, c14, c13, c12, c11, c10, \ + c9, c8, c7, c6, c5, c4, c3, c2, c1, cArgs, ...) cArgs +/** Argument count sequence. */ +# define RT_COUNT_VA_ARGS_REV_SEQ \ + 69, 68, 67, 66, 65, 64, 63, 62, 61, 60, \ + 59, 58, 57, 56, 55, 54, 53, 52, 51, 50, \ + 49, 48, 47, 46, 45, 44, 43, 42, 41, 40, \ + 39, 38, 37, 36, 35, 34, 33, 32, 31, 30, \ + 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, \ + 19, 18, 17, 16, 15, 14, 13, 12, 11, 10, \ + 9, 8, 7, 6, 5, 4, 3, 2, 1, 0 +/** This is for zero arguments. At least Visual C++ requires it. */ +# define RT_COUNT_VA_ARGS_PREFIX_RT_NOTHING RT_COUNT_VA_ARGS_REV_SEQ +/** + * Counts the number of arguments given to the variadic macro. + * + * Max is 69. + * + * @returns Number of arguments in the ellipsis + * @param ... Arguments to count. + * @remarks Requires RT_COMPILER_SUPPORTS_VA_ARGS. + */ +# define RT_COUNT_VA_ARGS(...) \ + RT_UNPACK_CALL(RT_COUNT_VA_ARGS_HLP, (RT_COUNT_VA_ARGS_PREFIX_ ## __VA_ARGS__ ## RT_NOTHING, \ + RT_COUNT_VA_ARGS_REV_SEQ)) + +#endif /* RT_COMPILER_SUPPORTS_VA_ARGS */ + + +/** @def RT_CONCAT + * Concatenate the expanded arguments without any extra spaces in between. + * + * @param a The first part. + * @param b The second part. + */ +#define RT_CONCAT(a,b) RT_CONCAT_HLP(a,b) +/** RT_CONCAT helper, don't use. */ +#define RT_CONCAT_HLP(a,b) a##b + +/** @def RT_CONCAT3 + * Concatenate the expanded arguments without any extra spaces in between. + * + * @param a The 1st part. + * @param b The 2nd part. + * @param c The 3rd part. + */ +#define RT_CONCAT3(a,b,c) RT_CONCAT3_HLP(a,b,c) +/** RT_CONCAT3 helper, don't use. */ +#define RT_CONCAT3_HLP(a,b,c) a##b##c + +/** @def RT_CONCAT4 + * Concatenate the expanded arguments without any extra spaces in between. + * + * @param a The 1st part. + * @param b The 2nd part. + * @param c The 3rd part. + * @param d The 4th part. + */ +#define RT_CONCAT4(a,b,c,d) RT_CONCAT4_HLP(a,b,c,d) +/** RT_CONCAT4 helper, don't use. */ +#define RT_CONCAT4_HLP(a,b,c,d) a##b##c##d + +/** @def RT_CONCAT5 + * Concatenate the expanded arguments without any extra spaces in between. + * + * @param a The 1st part. + * @param b The 2nd part. + * @param c The 3rd part. + * @param d The 4th part. + * @param e The 5th part. + */ +#define RT_CONCAT5(a,b,c,d,e) RT_CONCAT5_HLP(a,b,c,d,e) +/** RT_CONCAT5 helper, don't use. */ +#define RT_CONCAT5_HLP(a,b,c,d,e) a##b##c##d##e + +/** @def RT_CONCAT6 + * Concatenate the expanded arguments without any extra spaces in between. + * + * @param a The 1st part. + * @param b The 2nd part. + * @param c The 3rd part. + * @param d The 4th part. + * @param e The 5th part. + * @param f The 6th part. + */ +#define RT_CONCAT6(a,b,c,d,e,f) RT_CONCAT6_HLP(a,b,c,d,e,f) +/** RT_CONCAT6 helper, don't use. */ +#define RT_CONCAT6_HLP(a,b,c,d,e,f) a##b##c##d##e##f + +/** @def RT_CONCAT7 + * Concatenate the expanded arguments without any extra spaces in between. + * + * @param a The 1st part. + * @param b The 2nd part. + * @param c The 3rd part. + * @param d The 4th part. + * @param e The 5th part. + * @param f The 6th part. + * @param g The 7th part. + */ +#define RT_CONCAT7(a,b,c,d,e,f,g) RT_CONCAT7_HLP(a,b,c,d,e,f,g) +/** RT_CONCAT7 helper, don't use. */ +#define RT_CONCAT7_HLP(a,b,c,d,e,f,g) a##b##c##d##e##f##g + +/** @def RT_CONCAT8 + * Concatenate the expanded arguments without any extra spaces in between. + * + * @param a The 1st part. + * @param b The 2nd part. + * @param c The 3rd part. + * @param d The 4th part. + * @param e The 5th part. + * @param f The 6th part. + * @param g The 7th part. + * @param h The 8th part. + */ +#define RT_CONCAT8(a,b,c,d,e,f,g,h) RT_CONCAT8_HLP(a,b,c,d,e,f,g,h) +/** RT_CONCAT8 helper, don't use. */ +#define RT_CONCAT8_HLP(a,b,c,d,e,f,g,h) a##b##c##d##e##f##g##h + +/** @def RT_CONCAT9 + * Concatenate the expanded arguments without any extra spaces in between. + * + * @param a The 1st part. + * @param b The 2nd part. + * @param c The 3rd part. + * @param d The 4th part. + * @param e The 5th part. + * @param f The 6th part. + * @param g The 7th part. + * @param h The 8th part. + * @param i The 9th part. + */ +#define RT_CONCAT9(a,b,c,d,e,f,g,h,i) RT_CONCAT9_HLP(a,b,c,d,e,f,g,h,i) +/** RT_CONCAT9 helper, don't use. */ +#define RT_CONCAT9_HLP(a,b,c,d,e,f,g,h,i) a##b##c##d##e##f##g##h##i + +/** + * String constant tuple - string constant, strlen(string constant). + * + * @param a_szConst String constant. + * @sa RTSTRTUPLE + */ +#define RT_STR_TUPLE(a_szConst) a_szConst, (sizeof(a_szConst) - 1) + + +/** + * Macro for using in switch statements that turns constants into strings. + * + * @param a_Const The constant (not string). + */ +#define RT_CASE_RET_STR(a_Const) case a_Const: return #a_Const + + +/** @def RT_BIT + * Convert a bit number into an integer bitmask (unsigned). + * @param bit The bit number. + */ +#define RT_BIT(bit) ( 1U << (bit) ) + +/** @def RT_BIT_32 + * Convert a bit number into a 32-bit bitmask (unsigned). + * @param bit The bit number. + */ +#define RT_BIT_32(bit) ( UINT32_C(1) << (bit) ) + +/** @def RT_BIT_64 + * Convert a bit number into a 64-bit bitmask (unsigned). + * @param bit The bit number. + */ +#define RT_BIT_64(bit) ( UINT64_C(1) << (bit) ) + +/** @def RT_BIT_Z + * Convert a bit number into a size_t bitmask (for avoid MSC warnings). + * @param a_iBit The bit number. + */ +#define RT_BIT_Z(a_iBit) ( (size_t)(1) << (a_iBit) ) + + +/** @def RT_BF_GET + * Gets the value of a bit field in an integer value. + * + * This requires a couple of macros to be defined for the field: + * - \<a_FieldNm\>_SHIFT: The shift count to get to the field. + * - \<a_FieldNm\>_MASK: The field mask. + * + * @returns The bit field value. + * @param a_uValue The integer value containing the field. + * @param a_FieldNm The field name prefix for getting at the _SHIFT and + * _MASK macros. + * @sa #RT_BF_CLEAR, #RT_BF_SET, #RT_BF_MAKE, #RT_BF_ZMASK + */ +#define RT_BF_GET(a_uValue, a_FieldNm) ( ((a_uValue) >> RT_CONCAT(a_FieldNm,_SHIFT)) & RT_BF_ZMASK(a_FieldNm) ) + +/** @def RT_BF_SET + * Sets the given bit field in the integer value. + * + * This requires a couple of macros to be defined for the field: + * - \<a_FieldNm\>_SHIFT: The shift count to get to the field. + * - \<a_FieldNm\>_MASK: The field mask. Must have the same type as the + * integer value!! + * + * @returns Integer value with bit field set to @a a_uFieldValue. + * @param a_uValue The integer value containing the field. + * @param a_FieldNm The field name prefix for getting at the _SHIFT and + * _MASK macros. + * @param a_uFieldValue The new field value. + * @sa #RT_BF_GET, #RT_BF_CLEAR, #RT_BF_MAKE, #RT_BF_ZMASK + */ +#define RT_BF_SET(a_uValue, a_FieldNm, a_uFieldValue) ( RT_BF_CLEAR(a_uValue, a_FieldNm) | RT_BF_MAKE(a_FieldNm, a_uFieldValue) ) + +/** @def RT_BF_CLEAR + * Clears the given bit field in the integer value. + * + * This requires a couple of macros to be defined for the field: + * - \<a_FieldNm\>_SHIFT: The shift count to get to the field. + * - \<a_FieldNm\>_MASK: The field mask. Must have the same type as the + * integer value!! + * + * @returns Integer value with bit field set to zero. + * @param a_uValue The integer value containing the field. + * @param a_FieldNm The field name prefix for getting at the _SHIFT and + * _MASK macros. + * @sa #RT_BF_GET, #RT_BF_SET, #RT_BF_MAKE, #RT_BF_ZMASK + */ +#define RT_BF_CLEAR(a_uValue, a_FieldNm) ( (a_uValue) & ~RT_CONCAT(a_FieldNm,_MASK) ) + +/** @def RT_BF_MAKE + * Shifts and masks a bit field value into position in the integer value. + * + * This requires a couple of macros to be defined for the field: + * - \<a_FieldNm\>_SHIFT: The shift count to get to the field. + * - \<a_FieldNm\>_MASK: The field mask. + * + * @param a_FieldNm The field name prefix for getting at the _SHIFT and + * _MASK macros. + * @param a_uFieldValue The field value that should be masked and shifted + * into position. + * @sa #RT_BF_GET, #RT_BF_SET, #RT_BF_CLEAR, #RT_BF_ZMASK + */ +#define RT_BF_MAKE(a_FieldNm, a_uFieldValue) ( ((a_uFieldValue) & RT_BF_ZMASK(a_FieldNm) ) << RT_CONCAT(a_FieldNm,_SHIFT) ) + +/** @def RT_BF_ZMASK + * Helper for getting the field mask shifted to bit position zero. + * + * @param a_FieldNm The field name prefix for getting at the _SHIFT and + * _MASK macros. + * @sa #RT_BF_GET, #RT_BF_SET, #RT_BF_CLEAR, #RT_BF_MAKE + */ +#define RT_BF_ZMASK(a_FieldNm) ( RT_CONCAT(a_FieldNm,_MASK) >> RT_CONCAT(a_FieldNm,_SHIFT) ) + +/** Bit field compile time check helper + * @internal */ +#define RT_BF_CHECK_DO_XOR_MASK(a_uLeft, a_RightPrefix, a_FieldNm) ((a_uLeft) ^ RT_CONCAT3(a_RightPrefix, a_FieldNm, _MASK)) +/** Bit field compile time check helper + * @internal */ +#define RT_BF_CHECK_DO_OR_MASK(a_uLeft, a_RightPrefix, a_FieldNm) ((a_uLeft) | RT_CONCAT3(a_RightPrefix, a_FieldNm, _MASK)) +/** Bit field compile time check helper + * @internal */ +#define RT_BF_CHECK_DO_1ST_MASK_BIT(a_uLeft, a_RightPrefix, a_FieldNm) \ + ((a_uLeft) && ( (RT_CONCAT3(a_RightPrefix, a_FieldNm, _MASK) >> RT_CONCAT3(a_RightPrefix, a_FieldNm, _SHIFT)) & 1U ) ) +/** Used to check that a bit field mask does not start too early. + * @internal */ +#define RT_BF_CHECK_DO_MASK_START(a_uLeft, a_RightPrefix, a_FieldNm) \ + ( (a_uLeft) \ + && ( RT_CONCAT3(a_RightPrefix, a_FieldNm, _SHIFT) == 0 \ + || ( ( ( ((RT_CONCAT3(a_RightPrefix, a_FieldNm, _MASK) >> RT_CONCAT3(a_RightPrefix, a_FieldNm, _SHIFT)) & 1U) \ + << RT_CONCAT3(a_RightPrefix, a_FieldNm, _SHIFT)) /* => single bit mask, correct type */ \ + - 1U) /* => mask of all bits below the field */ \ + & RT_CONCAT3(a_RightPrefix, a_FieldNm, _MASK)) == 0 ) ) +/** @name Bit field compile time check recursion workers. + * @internal + * @{ */ +#define RT_BF_CHECK_DO_1(a_DoThis, a_uLeft, a_RightPrefix, f1) \ + a_DoThis(a_uLeft, a_RightPrefix, f1) +#define RT_BF_CHECK_DO_2(a_DoThis, a_uLeft, a_RightPrefix, f1, f2) \ + RT_BF_CHECK_DO_1(a_DoThis, RT_BF_CHECK_DO_1(a_DoThis, a_uLeft, a_RightPrefix,f1), a_RightPrefix, f2) +#define RT_BF_CHECK_DO_3(a_DoThis, a_uLeft, a_RightPrefix, f1, f2, f3) \ + RT_BF_CHECK_DO_2(a_DoThis, RT_BF_CHECK_DO_1(a_DoThis, a_uLeft, a_RightPrefix,f1), a_RightPrefix, f2, f3) +#define RT_BF_CHECK_DO_4(a_DoThis, a_uLeft, a_RightPrefix, f1, f2, f3, f4) \ + RT_BF_CHECK_DO_3(a_DoThis, RT_BF_CHECK_DO_1(a_DoThis, a_uLeft, a_RightPrefix,f1), a_RightPrefix, f2, f3, f4) +#define RT_BF_CHECK_DO_5(a_DoThis, a_uLeft, a_RightPrefix, f1, f2, f3, f4, f5) \ + RT_BF_CHECK_DO_4(a_DoThis, RT_BF_CHECK_DO_1(a_DoThis, a_uLeft, a_RightPrefix,f1), a_RightPrefix, f2, f3, f4, f5) +#define RT_BF_CHECK_DO_6(a_DoThis, a_uLeft, a_RightPrefix, f1, f2, f3, f4, f5, f6) \ + RT_BF_CHECK_DO_5(a_DoThis, RT_BF_CHECK_DO_1(a_DoThis, a_uLeft, a_RightPrefix,f1), a_RightPrefix, f2, f3, f4, f5, f6) +#define RT_BF_CHECK_DO_7(a_DoThis, a_uLeft, a_RightPrefix, f1, f2, f3, f4, f5, f6, f7) \ + RT_BF_CHECK_DO_6(a_DoThis, RT_BF_CHECK_DO_1(a_DoThis, a_uLeft, a_RightPrefix,f1), a_RightPrefix, f2, f3, f4, f5, f6, f7) +#define RT_BF_CHECK_DO_8(a_DoThis, a_uLeft, a_RightPrefix, f1, f2, f3, f4, f5, f6, f7, f8) \ + RT_BF_CHECK_DO_7(a_DoThis, RT_BF_CHECK_DO_1(a_DoThis, a_uLeft, a_RightPrefix,f1), a_RightPrefix, f2, f3, f4, f5, f6, f7, f8) +#define RT_BF_CHECK_DO_9(a_DoThis, a_uLeft, a_RightPrefix, f1, f2, f3, f4, f5, f6, f7, f8, f9) \ + RT_BF_CHECK_DO_8(a_DoThis, RT_BF_CHECK_DO_1(a_DoThis, a_uLeft, a_RightPrefix,f1), a_RightPrefix, f2, f3, f4, f5, f6, f7, f8, f9) +#define RT_BF_CHECK_DO_10(a_DoThis, a_uLeft, a_RightPrefix, f1, f2, f3, f4, f5, f6, f7, f8, f9, f10) \ + RT_BF_CHECK_DO_9(a_DoThis, RT_BF_CHECK_DO_1(a_DoThis, a_uLeft, a_RightPrefix,f1), a_RightPrefix, f2, f3, f4, f5, f6, f7, f8, f9, f10) +#define RT_BF_CHECK_DO_11(a_DoThis, a_uLeft, a_RightPrefix, f1, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11) \ + RT_BF_CHECK_DO_10(a_DoThis, RT_BF_CHECK_DO_1(a_DoThis, a_uLeft, a_RightPrefix,f1), a_RightPrefix, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11) +#define RT_BF_CHECK_DO_12(a_DoThis, a_uLeft, a_RightPrefix, f1, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12) \ + RT_BF_CHECK_DO_11(a_DoThis, RT_BF_CHECK_DO_1(a_DoThis, a_uLeft, a_RightPrefix,f1), a_RightPrefix, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12) +#define RT_BF_CHECK_DO_13(a_DoThis, a_uLeft, a_RightPrefix, f1, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13) \ + RT_BF_CHECK_DO_12(a_DoThis, RT_BF_CHECK_DO_1(a_DoThis, a_uLeft, a_RightPrefix,f1), a_RightPrefix, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13) +#define RT_BF_CHECK_DO_14(a_DoThis, a_uLeft, a_RightPrefix, f1, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14) \ + RT_BF_CHECK_DO_13(a_DoThis, RT_BF_CHECK_DO_1(a_DoThis, a_uLeft, a_RightPrefix,f1), a_RightPrefix, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14) +#define RT_BF_CHECK_DO_15(a_DoThis, a_uLeft, a_RightPrefix, f1, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15) \ + RT_BF_CHECK_DO_14(a_DoThis, RT_BF_CHECK_DO_1(a_DoThis, a_uLeft, a_RightPrefix,f1), a_RightPrefix, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15) +#define RT_BF_CHECK_DO_16(a_DoThis, a_uLeft, a_RightPrefix, f1, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16) \ + RT_BF_CHECK_DO_15(a_DoThis, RT_BF_CHECK_DO_1(a_DoThis, a_uLeft, a_RightPrefix,f1), a_RightPrefix, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16) +#define RT_BF_CHECK_DO_17(a_DoThis, a_uLeft, a_RightPrefix, f1, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17) \ + RT_BF_CHECK_DO_16(a_DoThis, RT_BF_CHECK_DO_1(a_DoThis, a_uLeft, a_RightPrefix,f1), a_RightPrefix, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17) +#define RT_BF_CHECK_DO_18(a_DoThis, a_uLeft, a_RightPrefix, f1, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18) \ + RT_BF_CHECK_DO_17(a_DoThis, RT_BF_CHECK_DO_1(a_DoThis, a_uLeft, a_RightPrefix,f1), a_RightPrefix, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18) +#define RT_BF_CHECK_DO_19(a_DoThis, a_uLeft, a_RightPrefix, f1, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19) \ + RT_BF_CHECK_DO_18(a_DoThis, RT_BF_CHECK_DO_1(a_DoThis, a_uLeft, a_RightPrefix,f1), a_RightPrefix, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19) +#define RT_BF_CHECK_DO_20(a_DoThis, a_uLeft, a_RightPrefix, f1, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20) \ + RT_BF_CHECK_DO_19(a_DoThis, RT_BF_CHECK_DO_1(a_DoThis, a_uLeft, a_RightPrefix,f1), a_RightPrefix, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20) +#define RT_BF_CHECK_DO_21(a_DoThis, a_uLeft, a_RightPrefix, f1, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21) \ + RT_BF_CHECK_DO_20(a_DoThis, RT_BF_CHECK_DO_1(a_DoThis, a_uLeft, a_RightPrefix,f1), a_RightPrefix, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21) +#define RT_BF_CHECK_DO_22(a_DoThis, a_uLeft, a_RightPrefix, f1, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22) \ + RT_BF_CHECK_DO_21(a_DoThis, RT_BF_CHECK_DO_1(a_DoThis, a_uLeft, a_RightPrefix,f1), a_RightPrefix, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22) +#define RT_BF_CHECK_DO_23(a_DoThis, a_uLeft, a_RightPrefix, f1, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23) \ + RT_BF_CHECK_DO_22(a_DoThis, RT_BF_CHECK_DO_1(a_DoThis, a_uLeft, a_RightPrefix,f1), a_RightPrefix, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23) +#define RT_BF_CHECK_DO_24(a_DoThis, a_uLeft, a_RightPrefix, f1, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24) \ + RT_BF_CHECK_DO_23(a_DoThis, RT_BF_CHECK_DO_1(a_DoThis, a_uLeft, a_RightPrefix,f1), a_RightPrefix, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24) +#define RT_BF_CHECK_DO_25(a_DoThis, a_uLeft, a_RightPrefix, f1, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25) \ + RT_BF_CHECK_DO_24(a_DoThis, RT_BF_CHECK_DO_1(a_DoThis, a_uLeft, a_RightPrefix,f1), a_RightPrefix, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25) +#define RT_BF_CHECK_DO_26(a_DoThis, a_uLeft, a_RightPrefix, f1, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26) \ + RT_BF_CHECK_DO_25(a_DoThis, RT_BF_CHECK_DO_1(a_DoThis, a_uLeft, a_RightPrefix,f1), a_RightPrefix, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26) +#define RT_BF_CHECK_DO_27(a_DoThis, a_uLeft, a_RightPrefix, f1, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27) \ + RT_BF_CHECK_DO_26(a_DoThis, RT_BF_CHECK_DO_1(a_DoThis, a_uLeft, a_RightPrefix,f1), a_RightPrefix, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27) +#define RT_BF_CHECK_DO_28(a_DoThis, a_uLeft, a_RightPrefix, f1, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28) \ + RT_BF_CHECK_DO_27(a_DoThis, RT_BF_CHECK_DO_1(a_DoThis, a_uLeft, a_RightPrefix,f1), a_RightPrefix, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28) +#define RT_BF_CHECK_DO_29(a_DoThis, a_uLeft, a_RightPrefix, f1, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28, f29) \ + RT_BF_CHECK_DO_28(a_DoThis, RT_BF_CHECK_DO_1(a_DoThis, a_uLeft, a_RightPrefix,f1), a_RightPrefix, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28, f29) +#define RT_BF_CHECK_DO_30(a_DoThis, a_uLeft, a_RightPrefix, f1, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28, f29, f30) \ + RT_BF_CHECK_DO_29(a_DoThis, RT_BF_CHECK_DO_1(a_DoThis, a_uLeft, a_RightPrefix,f1), a_RightPrefix, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28, f29, f30) +#define RT_BF_CHECK_DO_31(a_DoThis, a_uLeft, a_RightPrefix, f1, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28, f29, f30, f31) \ + RT_BF_CHECK_DO_30(a_DoThis, RT_BF_CHECK_DO_1(a_DoThis, a_uLeft, a_RightPrefix,f1), a_RightPrefix, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28, f29, f30, f31) +#define RT_BF_CHECK_DO_32(a_DoThis, a_uLeft, a_RightPrefix, f1, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28, f29, f30, f31, f32) \ + RT_BF_CHECK_DO_31(a_DoThis, RT_BF_CHECK_DO_1(a_DoThis, a_uLeft, a_RightPrefix,f1), a_RightPrefix, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28, f29, f30, f31, f32) +#define RT_BF_CHECK_DO_33(a_DoThis, a_uLeft, a_RightPrefix, f1, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28, f29, f30, f31, f32, f33) \ + RT_BF_CHECK_DO_32(a_DoThis, RT_BF_CHECK_DO_1(a_DoThis, a_uLeft, a_RightPrefix,f1), a_RightPrefix, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28, f29, f30, f31, f32, f33) +#define RT_BF_CHECK_DO_34(a_DoThis, a_uLeft, a_RightPrefix, f1, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28, f29, f30, f31, f32, f33, f34) \ + RT_BF_CHECK_DO_33(a_DoThis, RT_BF_CHECK_DO_1(a_DoThis, a_uLeft, a_RightPrefix,f1), a_RightPrefix, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28, f29, f30, f31, f32, f33, f34) +#define RT_BF_CHECK_DO_35(a_DoThis, a_uLeft, a_RightPrefix, f1, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28, f29, f30, f31, f32, f33, f34, f35) \ + RT_BF_CHECK_DO_34(a_DoThis, RT_BF_CHECK_DO_1(a_DoThis, a_uLeft, a_RightPrefix,f1), a_RightPrefix, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28, f29, f30, f31, f32, f33, f34, f35) +#define RT_BF_CHECK_DO_36(a_DoThis, a_uLeft, a_RightPrefix, f1, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28, f29, f30, f31, f32, f33, f34, f35, f36) \ + RT_BF_CHECK_DO_35(a_DoThis, RT_BF_CHECK_DO_1(a_DoThis, a_uLeft, a_RightPrefix,f1), a_RightPrefix, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28, f29, f30, f31, f32, f33, f34, f35, f36) +#define RT_BF_CHECK_DO_37(a_DoThis, a_uLeft, a_RightPrefix, f1, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28, f29, f30, f31, f32, f33, f34, f35, f36, f37) \ + RT_BF_CHECK_DO_36(a_DoThis, RT_BF_CHECK_DO_1(a_DoThis, a_uLeft, a_RightPrefix,f1), a_RightPrefix, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28, f29, f30, f31, f32, f33, f34, f35, f36, f37) +#define RT_BF_CHECK_DO_38(a_DoThis, a_uLeft, a_RightPrefix, f1, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28, f29, f30, f31, f32, f33, f34, f35, f36, f37, f38) \ + RT_BF_CHECK_DO_37(a_DoThis, RT_BF_CHECK_DO_1(a_DoThis, a_uLeft, a_RightPrefix,f1), a_RightPrefix, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28, f29, f30, f31, f32, f33, f34, f35, f36, f37, f38) +#define RT_BF_CHECK_DO_39(a_DoThis, a_uLeft, a_RightPrefix, f1, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28, f29, f30, f31, f32, f33, f34, f35, f36, f37, f38, f39) \ + RT_BF_CHECK_DO_38(a_DoThis, RT_BF_CHECK_DO_1(a_DoThis, a_uLeft, a_RightPrefix,f1), a_RightPrefix, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28, f29, f30, f31, f32, f33, f34, f35, f36, f37, f38, f39) +#define RT_BF_CHECK_DO_40(a_DoThis, a_uLeft, a_RightPrefix, f1, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28, f29, f30, f31, f32, f33, f34, f35, f36, f37, f38, f39, f40) \ + RT_BF_CHECK_DO_39(a_DoThis, RT_BF_CHECK_DO_1(a_DoThis, a_uLeft, a_RightPrefix,f1), a_RightPrefix, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28, f29, f30, f31, f32, f33, f34, f35, f36, f37, f38, f39, f40) +#define RT_BF_CHECK_DO_41(a_DoThis, a_uLeft, a_RightPrefix, f1, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28, f29, f30, f31, f32, f33, f34, f35, f36, f37, f38, f39, f40, f41) \ + RT_BF_CHECK_DO_40(a_DoThis, RT_BF_CHECK_DO_1(a_DoThis, a_uLeft, a_RightPrefix,f1), a_RightPrefix, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28, f29, f30, f31, f32, f33, f34, f35, f36, f37, f38, f39, f40, f41) +#define RT_BF_CHECK_DO_42(a_DoThis, a_uLeft, a_RightPrefix, f1, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28, f29, f30, f31, f32, f33, f34, f35, f36, f37, f38, f39, f40, f41, f42) \ + RT_BF_CHECK_DO_41(a_DoThis, RT_BF_CHECK_DO_1(a_DoThis, a_uLeft, a_RightPrefix,f1), a_RightPrefix, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28, f29, f30, f31, f32, f33, f34, f35, f36, f37, f38, f39, f40, f41, f42) +#define RT_BF_CHECK_DO_43(a_DoThis, a_uLeft, a_RightPrefix, f1, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28, f29, f30, f31, f32, f33, f34, f35, f36, f37, f38, f39, f40, f41, f42, f43) \ + RT_BF_CHECK_DO_42(a_DoThis, RT_BF_CHECK_DO_1(a_DoThis, a_uLeft, a_RightPrefix,f1), a_RightPrefix, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28, f29, f30, f31, f32, f33, f34, f35, f36, f37, f38, f39, f40, f41, f42, f43) +#define RT_BF_CHECK_DO_44(a_DoThis, a_uLeft, a_RightPrefix, f1, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28, f29, f30, f31, f32, f33, f34, f35, f36, f37, f38, f39, f40, f41, f42, f43, f44) \ + RT_BF_CHECK_DO_43(a_DoThis, RT_BF_CHECK_DO_1(a_DoThis, a_uLeft, a_RightPrefix,f1), a_RightPrefix, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28, f29, f30, f31, f32, f33, f34, f35, f36, f37, f38, f39, f40, f41, f42, f43, f44) +#define RT_BF_CHECK_DO_45(a_DoThis, a_uLeft, a_RightPrefix, f1, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28, f29, f30, f31, f32, f33, f34, f35, f36, f37, f38, f39, f40, f41, f42, f43, f44, f45) \ + RT_BF_CHECK_DO_44(a_DoThis, RT_BF_CHECK_DO_1(a_DoThis, a_uLeft, a_RightPrefix,f1), a_RightPrefix, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28, f29, f30, f31, f32, f33, f34, f35, f36, f37, f38, f39, f40, f41, f42, f43, f44, f45) +#define RT_BF_CHECK_DO_46(a_DoThis, a_uLeft, a_RightPrefix, f1, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28, f29, f30, f31, f32, f33, f34, f35, f36, f37, f38, f39, f40, f41, f42, f43, f44, f45, f46) \ + RT_BF_CHECK_DO_45(a_DoThis, RT_BF_CHECK_DO_1(a_DoThis, a_uLeft, a_RightPrefix,f1), a_RightPrefix, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28, f29, f30, f31, f32, f33, f34, f35, f36, f37, f38, f39, f40, f41, f42, f43, f44, f45, f46) +#define RT_BF_CHECK_DO_47(a_DoThis, a_uLeft, a_RightPrefix, f1, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28, f29, f30, f31, f32, f33, f34, f35, f36, f37, f38, f39, f40, f41, f42, f43, f44, f45, f46, f47) \ + RT_BF_CHECK_DO_46(a_DoThis, RT_BF_CHECK_DO_1(a_DoThis, a_uLeft, a_RightPrefix,f1), a_RightPrefix, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28, f29, f30, f31, f32, f33, f34, f35, f36, f37, f38, f39, f40, f41, f42, f43, f44, f45, f46, f47) +#define RT_BF_CHECK_DO_48(a_DoThis, a_uLeft, a_RightPrefix, f1, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28, f29, f30, f31, f32, f33, f34, f35, f36, f37, f38, f39, f40, f41, f42, f43, f44, f45, f46, f47, f48) \ + RT_BF_CHECK_DO_47(a_DoThis, RT_BF_CHECK_DO_1(a_DoThis, a_uLeft, a_RightPrefix,f1), a_RightPrefix, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28, f29, f30, f31, f32, f33, f34, f35, f36, f37, f38, f39, f40, f41, f42, f43, f44, f45, f46, f47, f48) +#define RT_BF_CHECK_DO_49(a_DoThis, a_uLeft, a_RightPrefix, f1, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28, f29, f30, f31, f32, f33, f34, f35, f36, f37, f38, f39, f40, f41, f42, f43, f44, f45, f46, f47, f48, f49) \ + RT_BF_CHECK_DO_48(a_DoThis, RT_BF_CHECK_DO_1(a_DoThis, a_uLeft, a_RightPrefix,f1), a_RightPrefix, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28, f29, f30, f31, f32, f33, f34, f35, f36, f37, f38, f39, f40, f41, f42, f43, f44, f45, f46, f47, f48, f49) +#define RT_BF_CHECK_DO_50(a_DoThis, a_uLeft, a_RightPrefix, f1, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28, f29, f30, f31, f32, f33, f34, f35, f36, f37, f38, f39, f40, f41, f42, f43, f44, f45, f46, f47, f48, f49, f50) \ + RT_BF_CHECK_DO_49(a_DoThis, RT_BF_CHECK_DO_1(a_DoThis, a_uLeft, a_RightPrefix,f1), a_RightPrefix, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28, f29, f30, f31, f32, f33, f34, f35, f36, f37, f38, f39, f40, f41, f42, f43, f44, f45, f46, f47, f48, f49, f50) +#define RT_BF_CHECK_DO_51(a_DoThis, a_uLeft, a_RightPrefix, f1, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28, f29, f30, f31, f32, f33, f34, f35, f36, f37, f38, f39, f40, f41, f42, f43, f44, f45, f46, f47, f48, f49, f50, f51) \ + RT_BF_CHECK_DO_40(a_DoThis, RT_BF_CHECK_DO_1(a_DoThis, a_uLeft, a_RightPrefix,f1), a_RightPrefix, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28, f29, f30, f31, f32, f33, f34, f35, f36, f37, f38, f39, f40, f41, f42, f43, f44, f45, f46, f47, f48, f49, f50, f51) +#define RT_BF_CHECK_DO_52(a_DoThis, a_uLeft, a_RightPrefix, f1, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28, f29, f30, f31, f32, f33, f34, f35, f36, f37, f38, f39, f40, f41, f42, f43, f44, f45, f46, f47, f48, f49, f50, f51, f52) \ + RT_BF_CHECK_DO_51(a_DoThis, RT_BF_CHECK_DO_1(a_DoThis, a_uLeft, a_RightPrefix,f1), a_RightPrefix, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28, f29, f30, f31, f32, f33, f34, f35, f36, f37, f38, f39, f40, f41, f42, f43, f44, f45, f46, f47, f48, f49, f50, f51, f52) +#define RT_BF_CHECK_DO_53(a_DoThis, a_uLeft, a_RightPrefix, f1, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28, f29, f30, f31, f32, f33, f34, f35, f36, f37, f38, f39, f40, f41, f42, f43, f44, f45, f46, f47, f48, f49, f50, f51, f52, f53) \ + RT_BF_CHECK_DO_52(a_DoThis, RT_BF_CHECK_DO_1(a_DoThis, a_uLeft, a_RightPrefix,f1), a_RightPrefix, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28, f29, f30, f31, f32, f33, f34, f35, f36, f37, f38, f39, f40, f41, f42, f43, f44, f45, f46, f47, f48, f49, f50, f51, f52, f53) +#define RT_BF_CHECK_DO_54(a_DoThis, a_uLeft, a_RightPrefix, f1, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28, f29, f30, f31, f32, f33, f34, f35, f36, f37, f38, f39, f40, f41, f42, f43, f44, f45, f46, f47, f48, f49, f50, f51, f52, f53, f54) \ + RT_BF_CHECK_DO_53(a_DoThis, RT_BF_CHECK_DO_1(a_DoThis, a_uLeft, a_RightPrefix,f1), a_RightPrefix, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28, f29, f30, f31, f32, f33, f34, f35, f36, f37, f38, f39, f40, f41, f42, f43, f44, f45, f46, f47, f48, f49, f50, f51, f52, f53, f54) +#define RT_BF_CHECK_DO_55(a_DoThis, a_uLeft, a_RightPrefix, f1, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28, f29, f30, f31, f32, f33, f34, f35, f36, f37, f38, f39, f40, f41, f42, f43, f44, f45, f46, f47, f48, f49, f50, f51, f52, f53, f54, f55) \ + RT_BF_CHECK_DO_54(a_DoThis, RT_BF_CHECK_DO_1(a_DoThis, a_uLeft, a_RightPrefix,f1), a_RightPrefix, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28, f29, f30, f31, f32, f33, f34, f35, f36, f37, f38, f39, f40, f41, f42, f43, f44, f45, f46, f47, f48, f49, f50, f51, f52, f53, f54, f55) +#define RT_BF_CHECK_DO_56(a_DoThis, a_uLeft, a_RightPrefix, f1, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28, f29, f30, f31, f32, f33, f34, f35, f36, f37, f38, f39, f40, f41, f42, f43, f44, f45, f46, f47, f48, f49, f50, f51, f52, f53, f54, f55, f56) \ + RT_BF_CHECK_DO_55(a_DoThis, RT_BF_CHECK_DO_1(a_DoThis, a_uLeft, a_RightPrefix,f1), a_RightPrefix, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28, f29, f30, f31, f32, f33, f34, f35, f36, f37, f38, f39, f40, f41, f42, f43, f44, f45, f46, f47, f48, f49, f50, f51, f52, f53, f54, f55, f56) +#define RT_BF_CHECK_DO_57(a_DoThis, a_uLeft, a_RightPrefix, f1, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28, f29, f30, f31, f32, f33, f34, f35, f36, f37, f38, f39, f40, f41, f42, f43, f44, f45, f46, f47, f48, f49, f50, f51, f52, f53, f54, f55, f56, f57) \ + RT_BF_CHECK_DO_56(a_DoThis, RT_BF_CHECK_DO_1(a_DoThis, a_uLeft, a_RightPrefix,f1), a_RightPrefix, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28, f29, f30, f31, f32, f33, f34, f35, f36, f37, f38, f39, f40, f41, f42, f43, f44, f45, f46, f47, f48, f49, f50, f51, f52, f53, f54, f55, f56, f57) +#define RT_BF_CHECK_DO_58(a_DoThis, a_uLeft, a_RightPrefix, f1, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28, f29, f30, f31, f32, f33, f34, f35, f36, f37, f38, f39, f40, f41, f42, f43, f44, f45, f46, f47, f48, f49, f50, f51, f52, f53, f54, f55, f56, f57, f58) \ + RT_BF_CHECK_DO_57(a_DoThis, RT_BF_CHECK_DO_1(a_DoThis, a_uLeft, a_RightPrefix,f1), a_RightPrefix, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28, f29, f30, f31, f32, f33, f34, f35, f36, f37, f38, f39, f40, f41, f42, f43, f44, f45, f46, f47, f48, f49, f50, f51, f52, f53, f54, f55, f56, f57, f58) +#define RT_BF_CHECK_DO_59(a_DoThis, a_uLeft, a_RightPrefix, f1, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28, f29, f30, f31, f32, f33, f34, f35, f36, f37, f38, f39, f40, f41, f42, f43, f44, f45, f46, f47, f48, f49, f50, f51, f52, f53, f54, f55, f56, f57, f58, f59) \ + RT_BF_CHECK_DO_58(a_DoThis, RT_BF_CHECK_DO_1(a_DoThis, a_uLeft, a_RightPrefix,f1), a_RightPrefix, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28, f29, f30, f31, f32, f33, f34, f35, f36, f37, f38, f39, f40, f41, f42, f43, f44, f45, f46, f47, f48, f49, f50, f51, f52, f53, f54, f55, f56, f57, f58, f59) +#define RT_BF_CHECK_DO_60(a_DoThis, a_uLeft, a_RightPrefix, f1, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28, f29, f30, f31, f32, f33, f34, f35, f36, f37, f38, f39, f40, f41, f42, f43, f44, f45, f46, f47, f48, f49, f50, f51, f52, f53, f54, f55, f56, f57, f58, f59, f60) \ + RT_BF_CHECK_DO_59(a_DoThis, RT_BF_CHECK_DO_1(a_DoThis, a_uLeft, a_RightPrefix,f1), a_RightPrefix, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28, f29, f30, f31, f32, f33, f34, f35, f36, f37, f38, f39, f40, f41, f42, f43, f44, f45, f46, f47, f48, f49, f50, f51, f52, f53, f54, f55, f56, f57, f58, f59, f60) +#define RT_BF_CHECK_DO_61(a_DoThis, a_uLeft, a_RightPrefix, f1, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28, f29, f30, f31, f32, f33, f34, f35, f36, f37, f38, f39, f40, f41, f42, f43, f44, f45, f46, f47, f48, f49, f50, f51, f52, f53, f54, f55, f56, f57, f58, f59, f60, f61) \ + RT_BF_CHECK_DO_60(a_DoThis, RT_BF_CHECK_DO_1(a_DoThis, a_uLeft, a_RightPrefix,f1), a_RightPrefix, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28, f29, f30, f31, f32, f33, f34, f35, f36, f37, f38, f39, f40, f41, f42, f43, f44, f45, f46, f47, f48, f49, f50, f51, f52, f53, f54, f55, f56, f57, f58, f59, f60, f61) +#define RT_BF_CHECK_DO_62(a_DoThis, a_uLeft, a_RightPrefix, f1, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28, f29, f30, f31, f32, f33, f34, f35, f36, f37, f38, f39, f40, f41, f42, f43, f44, f45, f46, f47, f48, f49, f50, f51, f52, f53, f54, f55, f56, f57, f58, f59, f60, f61, f62) \ + RT_BF_CHECK_DO_61(a_DoThis, RT_BF_CHECK_DO_1(a_DoThis, a_uLeft, a_RightPrefix,f1), a_RightPrefix, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28, f29, f30, f31, f32, f33, f34, f35, f36, f37, f38, f39, f40, f41, f42, f43, f44, f45, f46, f47, f48, f49, f50, f51, f52, f53, f54, f55, f56, f57, f58, f59, f60, f61, f62) +#define RT_BF_CHECK_DO_63(a_DoThis, a_uLeft, a_RightPrefix, f1, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28, f29, f30, f31, f32, f33, f34, f35, f36, f37, f38, f39, f40, f41, f42, f43, f44, f45, f46, f47, f48, f49, f50, f51, f52, f53, f54, f55, f56, f57, f58, f59, f60, f61, f62, f63) \ + RT_BF_CHECK_DO_62(a_DoThis, RT_BF_CHECK_DO_1(a_DoThis, a_uLeft, a_RightPrefix,f1), a_RightPrefix, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28, f29, f30, f31, f32, f33, f34, f35, f36, f37, f38, f39, f40, f41, f42, f43, f44, f45, f46, f47, f48, f49, f50, f51, f52, f53, f54, f55, f56, f57, f58, f59, f60, f61, f62, f63) +#define RT_BF_CHECK_DO_64(a_DoThis, a_uLeft, a_RightPrefix, f1, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28, f29, f30, f31, f32, f33, f34, f35, f36, f37, f38, f39, f40, f41, f42, f43, f44, f45, f46, f47, f48, f49, f50, f51, f52, f53, f54, f55, f56, f57, f58, f59, f60, f61, f62, f63, f64) \ + RT_BF_CHECK_DO_63(a_DoThis, RT_BF_CHECK_DO_1(a_DoThis, a_uLeft, a_RightPrefix,f1), a_RightPrefix, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15, f16, f17, f18, f19, f20, f21, f22, f23, f24, f25, f26, f27, f28, f29, f30, f31, f32, f33, f34, f35, f36, f37, f38, f39, f40, f41, f42, f43, f44, f45, f46, f47, f48, f49, f50, f51, f52, f53, f54, f55, f56, f57, f58, f59, f60, f61, f62, f63, f64) +/** @} */ + +/** @def RT_BF_ASSERT_COMPILE_CHECKS + * Emits a series of AssertCompile statements checking that the bit-field + * declarations doesn't overlap, has holes, and generally makes some sense. + * + * This requires variadic macros because its too much to type otherwise. + */ +#if defined(RT_COMPILER_SUPPORTS_VA_ARGS) || defined(DOXYGEN_RUNNING) +# define RT_BF_ASSERT_COMPILE_CHECKS(a_Prefix, a_uZero, a_uCovered, a_Fields) \ + AssertCompile(RT_BF_CHECK_DO_N(RT_BF_CHECK_DO_OR_MASK, a_uZero, a_Prefix, RT_UNPACK_ARGS a_Fields ) == a_uCovered); \ + AssertCompile(RT_BF_CHECK_DO_N(RT_BF_CHECK_DO_XOR_MASK, a_uCovered, a_Prefix, RT_UNPACK_ARGS a_Fields ) == 0); \ + AssertCompile(RT_BF_CHECK_DO_N(RT_BF_CHECK_DO_1ST_MASK_BIT, true, a_Prefix, RT_UNPACK_ARGS a_Fields ) == true); \ + AssertCompile(RT_BF_CHECK_DO_N(RT_BF_CHECK_DO_MASK_START, true, a_Prefix, RT_UNPACK_ARGS a_Fields ) == true) +/** Bit field compile time check helper + * @internal */ +# define RT_BF_CHECK_DO_N(a_DoThis, a_uLeft, a_RightPrefix, ...) \ + RT_UNPACK_CALL(RT_CONCAT(RT_BF_CHECK_DO_, RT_EXPAND(RT_COUNT_VA_ARGS(__VA_ARGS__))), (a_DoThis, a_uLeft, a_RightPrefix, __VA_ARGS__)) +#else +# define RT_BF_ASSERT_COMPILE_CHECKS(a_Prefix, a_uZero, a_uCovered, a_Fields) AssertCompile(true) +#endif + + +/** @def RT_ALIGN + * Align macro. + * @param u Value to align. + * @param uAlignment The alignment. Power of two! + * + * @remark Be extremely careful when using this macro with type which sizeof != sizeof int. + * When possible use any of the other RT_ALIGN_* macros. And when that's not + * possible, make 101% sure that uAlignment is specified with a right sized type. + * + * Specifying an unsigned 32-bit alignment constant with a 64-bit value will give + * you a 32-bit return value! + * + * In short: Don't use this macro. Use RT_ALIGN_T() instead. + */ +#define RT_ALIGN(u, uAlignment) ( ((u) + ((uAlignment) - 1)) & ~((uAlignment) - 1) ) + +/** @def RT_ALIGN_T + * Align macro. + * @param u Value to align. + * @param uAlignment The alignment. Power of two! + * @param type Integer type to use while aligning. + * @remark This macro is the preferred alignment macro, it doesn't have any of the pitfalls RT_ALIGN has. + */ +#define RT_ALIGN_T(u, uAlignment, type) ( ((type)(u) + ((uAlignment) - 1)) & ~(type)((uAlignment) - 1) ) + +/** @def RT_ALIGN_32 + * Align macro for a 32-bit value. + * @param u32 Value to align. + * @param uAlignment The alignment. Power of two! + */ +#define RT_ALIGN_32(u32, uAlignment) RT_ALIGN_T(u32, uAlignment, uint32_t) + +/** @def RT_ALIGN_64 + * Align macro for a 64-bit value. + * @param u64 Value to align. + * @param uAlignment The alignment. Power of two! + */ +#define RT_ALIGN_64(u64, uAlignment) RT_ALIGN_T(u64, uAlignment, uint64_t) + +/** @def RT_ALIGN_Z + * Align macro for size_t. + * @param cb Value to align. + * @param uAlignment The alignment. Power of two! + */ +#define RT_ALIGN_Z(cb, uAlignment) RT_ALIGN_T(cb, uAlignment, size_t) + +/** @def RT_ALIGN_P + * Align macro for pointers. + * @param pv Value to align. + * @param uAlignment The alignment. Power of two! + */ +#define RT_ALIGN_P(pv, uAlignment) RT_ALIGN_PT(pv, uAlignment, void *) + +/** @def RT_ALIGN_PT + * Align macro for pointers with type cast. + * @param u Value to align. + * @param uAlignment The alignment. Power of two! + * @param CastType The type to cast the result to. + */ +#define RT_ALIGN_PT(u, uAlignment, CastType) ( (CastType)RT_ALIGN_T(u, uAlignment, uintptr_t) ) + +/** @def RT_ALIGN_R3PT + * Align macro for ring-3 pointers with type cast. + * @param u Value to align. + * @param uAlignment The alignment. Power of two! + * @param CastType The type to cast the result to. + */ +#define RT_ALIGN_R3PT(u, uAlignment, CastType) ( (CastType)RT_ALIGN_T(u, uAlignment, RTR3UINTPTR) ) + +/** @def RT_ALIGN_R0PT + * Align macro for ring-0 pointers with type cast. + * @param u Value to align. + * @param uAlignment The alignment. Power of two! + * @param CastType The type to cast the result to. + */ +#define RT_ALIGN_R0PT(u, uAlignment, CastType) ( (CastType)RT_ALIGN_T(u, uAlignment, RTR0UINTPTR) ) + +/** @def RT_ALIGN_GCPT + * Align macro for GC pointers with type cast. + * @param u Value to align. + * @param uAlignment The alignment. Power of two! + * @param CastType The type to cast the result to. + */ +#define RT_ALIGN_GCPT(u, uAlignment, CastType) ( (CastType)RT_ALIGN_T(u, uAlignment, RTGCUINTPTR) ) + + +/** @def RT_OFFSETOF + * Our own special offsetof() variant, returns a signed result. + * + * @returns offset into the structure of the specified member. signed. + * @param type Structure type. + * @param member Member. + * + * @remarks Only use this for static offset calculations. Please + * use RT_UOFFSETOF_DYN for dynamic ones (i.e. involves + * non-constant array indexing). + * + */ +#if RT_GNUC_PREREQ(4, 0) +# define RT_OFFSETOF(type, member) ( (int)__builtin_offsetof(type, member) ) +#else +# define RT_OFFSETOF(type, member) ( (int)(intptr_t)&( ((type *)(void *)0)->member) ) +#endif + +/** @def RT_UOFFSETOF + * Our own offsetof() variant, returns an unsigned result. + * + * @returns offset into the structure of the specified member. unsigned. + * @param type Structure type. + * @param member Member. + * + * @remarks Only use this for static offset calculations. Please + * use RT_UOFFSETOF_DYN for dynamic ones (i.e. involves + * non-constant array indexing). + */ +#if RT_GNUC_PREREQ(4, 0) +# define RT_UOFFSETOF(type, member) ( (uintptr_t)__builtin_offsetof(type, member) ) +#else +# define RT_UOFFSETOF(type, member) ( (uintptr_t)&( ((type *)(void *)0)->member) ) +#endif + +/** @def RT_OFFSETOF_ADD + * RT_OFFSETOF with an addend. + * + * @returns offset into the structure of the specified member. signed. + * @param type Structure type. + * @param member Member. + * @param addend The addend to add to the offset. + * + * @remarks Only use this for static offset calculations. + */ +#define RT_OFFSETOF_ADD(type, member, addend) ( (int)RT_UOFFSETOF_ADD(type, member, addend) ) + +/** @def RT_UOFFSETOF_ADD + * RT_UOFFSETOF with an addend. + * + * @returns offset into the structure of the specified member. signed. + * @param type Structure type. + * @param member Member. + * @param addend The addend to add to the offset. + * + * @remarks Only use this for static offset calculations. + */ +#if RT_GNUC_PREREQ(4, 0) +# define RT_UOFFSETOF_ADD(type, member, addend) ( (uintptr_t)(__builtin_offsetof(type, member) + (addend))) +#else +# define RT_UOFFSETOF_ADD(type, member, addend) ( (uintptr_t)&( ((type *)(void *)(uintptr_t)(addend))->member) ) +#endif + +/** @def RT_UOFFSETOF_DYN + * Dynamic (runtime) structure offset calculations, involving + * indexing of array members via variable. + * + * @returns offset into the structure of the specified member. signed. + * @param type Structure type. + * @param memberarray Member. + */ +#if defined(__cplusplus) && RT_GNUC_PREREQ(4, 4) +# define RT_UOFFSETOF_DYN(type, memberarray) ( (uintptr_t)&( ((type *)(void *)0x1000)->memberarray) - 0x1000 ) +#else +# define RT_UOFFSETOF_DYN(type, memberarray) ( (uintptr_t)&( ((type *)(void *)0)->memberarray) ) +#endif + + +/** @def RT_SIZEOFMEMB + * Get the size of a structure member. + * + * @returns size of the structure member. + * @param type Structure type. + * @param member Member. + */ +#define RT_SIZEOFMEMB(type, member) ( sizeof(((type *)(void *)0)->member) ) + +/** @def RT_UOFFSET_AFTER + * Returns the offset of the first byte following a structure/union member. + * + * @return byte offset into the struct. + * @param a_Type Structure type. + * @param a_Member The member name. + */ +#define RT_UOFFSET_AFTER(a_Type, a_Member) ( RT_UOFFSETOF(a_Type, a_Member) + RT_SIZEOFMEMB(a_Type, a_Member) ) + +/** @def RT_FROM_MEMBER + * Convert a pointer to a structure member into a pointer to the structure. + * + * @returns pointer to the structure. + * @param pMem Pointer to the member. + * @param Type Structure type. + * @param Member Member name. + */ +#define RT_FROM_MEMBER(pMem, Type, Member) ( (Type *) ((uint8_t *)(void *)(pMem) - RT_UOFFSETOF(Type, Member)) ) + +/** @def RT_FROM_CPP_MEMBER + * Same as RT_FROM_MEMBER except it avoids the annoying g++ warnings about + * invalid access to non-static data member of NULL object. + * + * @returns pointer to the structure. + * @param pMem Pointer to the member. + * @param Type Structure type. + * @param Member Member name. + * + * @remarks Using the __builtin_offsetof does not shut up the compiler. + */ +#if defined(__GNUC__) && defined(__cplusplus) +# define RT_FROM_CPP_MEMBER(pMem, Type, Member) \ + ( (Type *) ((uintptr_t)(pMem) - (uintptr_t)&((Type *)0x1000)->Member + 0x1000U) ) +#else +# define RT_FROM_CPP_MEMBER(pMem, Type, Member) RT_FROM_MEMBER(pMem, Type, Member) +#endif + +/** @def RT_FROM_MEMBER_DYN + * Convert a pointer to a structure member into a pointer to the structure. + * + * @returns pointer to the structure. + * @param pMem Pointer to the member. + * @param Type Structure type. + * @param Member Member name dynamic size (some array is index by + * non-constant value). + */ +#define RT_FROM_MEMBER_DYN(pMem, Type, Member) ( (Type *) ((uint8_t *)(void *)(pMem) - RT_UOFFSETOF_DYN(Type, Member)) ) + +/** @def RT_ELEMENTS + * Calculates the number of elements in a statically sized array. + * @returns Element count. + * @param aArray Array in question. + */ +#define RT_ELEMENTS(aArray) ( sizeof(aArray) / sizeof((aArray)[0]) ) + +/** @def RT_SAFE_SUBSCRIPT + * Safe array subscript using modulo and size_t cast. + * @param a_Array The array. + * @param a_idx The array index, cast to size_t to ensure unsigned. + */ +#define RT_SAFE_SUBSCRIPT(a_Array, a_idx) (a_Array)[(size_t)(a_idx) % RT_ELEMENTS(a_Array)] + +/** @def RT_SAFE_SUBSCRIPT32 + * Safe array subscript using modulo and uint32_t cast. + * @param a_Array The array. + * @param a_idx The array index, cast to size_t to ensure unsigned. + * @note Only consider using this if array size is not power of two. + */ +#define RT_SAFE_SUBSCRIPT32(a_Array, a_idx) (a_Array)[(uint32_t)(a_idx) % RT_ELEMENTS(a_Array)] + +/** @def RT_SAFE_SUBSCRIPT16 + * Safe array subscript using modulo and uint16_t cast. + * @param a_Array The array. + * @param a_idx The array index, cast to size_t to ensure unsigned. + * @note Only consider using this if array size is not power of two. + */ +#define RT_SAFE_SUBSCRIPT16(a_Array, a_idx) (a_Array)[(uint16_t)(a_idx) % RT_ELEMENTS(a_Array)] + +/** @def RT_SAFE_SUBSCRIPT8 + * Safe array subscript using modulo and uint8_t cast. + * @param a_Array The array. + * @param a_idx The array index, cast to size_t to ensure unsigned. + * @note Only consider using this if array size is not power of two. + */ +#define RT_SAFE_SUBSCRIPT8(a_Array, a_idx) (a_Array)[(uint8_t)(a_idx) % RT_ELEMENTS(a_Array)] + +/** @def RT_SAFE_SUBSCRIPT_NC + * Safe array subscript using modulo but no cast. + * @param a_Array The array. + * @param a_idx The array index - assumes unsigned type. + * @note Only consider using this if array size is not power of two. + */ +#define RT_SAFE_SUBSCRIPT_NC(a_Array, a_idx) (a_Array)[(a_idx) % RT_ELEMENTS(a_Array)] + +/** @def RT_FLEXIBLE_ARRAY + * What to up inside the square brackets when declaring a structure member + * with a flexible size. + * + * @note RT_FLEXIBLE_ARRAY_EXTENSION must always preceed the type, unless + * it's C-only code. + * + * @note Use RT_UOFFSETOF() to calculate the structure size. + * + * @note Never do a sizeof() on the structure or member! + * + * @note The member must be the last one. + * + * @note GCC does not permit using this in a union. So, for unions you must + * use RT_FLEXIBLE_ARRAY_IN_UNION instead. + * + * @note GCC does not permit using this in nested structures, where as MSC + * does. So, use RT_FLEXIBLE_ARRAY_NESTED for that. + * + * @sa RT_FLEXIBLE_ARRAY_NESTED, RT_FLEXIBLE_ARRAY_IN_UNION + */ +#if RT_MSC_PREREQ(RT_MSC_VER_VS2005) /** @todo Probably much much earlier. */ \ + || (defined(__cplusplus) && RT_GNUC_PREREQ(6, 1)) /* not tested 7.x, but hope it works with __extension__ too. */ \ + || defined(__WATCOMC__) /* openwatcom 1.9 supports it, we don't care about older atm. */ \ + || RT_CLANG_PREREQ_EX(3, 4, 0) /* Only tested clang v3.4, support is probably older. */ +# define RT_FLEXIBLE_ARRAY +# if defined(__cplusplus) && defined(_MSC_VER) +# pragma warning(disable:4200) /* -wd4200 does not work with VS2010 */ +# pragma warning(disable:4815) /* -wd4815 does not work with VS2019 */ +# endif +#elif defined(__STDC_VERSION__) +# if __STDC_VERSION__ >= 1999901L +# define RT_FLEXIBLE_ARRAY +# else +# define RT_FLEXIBLE_ARRAY 1 +# endif +#else +# define RT_FLEXIBLE_ARRAY 1 +#endif + +/** @def RT_FLEXIBLE_ARRAY_EXTENSION + * A trick to make GNU C++ quietly accept flexible arrays in C++ code when + * pedantic warnings are enabled. Put this on the line before the flexible + * array. */ +#if (RT_GNUC_PREREQ(7, 0) && defined(__cplusplus)) || defined(DOXGYEN_RUNNING) +# define RT_FLEXIBLE_ARRAY_EXTENSION RT_GCC_EXTENSION +#else +# define RT_FLEXIBLE_ARRAY_EXTENSION +#endif + +/** @def RT_FLEXIBLE_ARRAY_NESTED + * Variant of RT_FLEXIBLE_ARRAY for use in structures that are nested. + * + * GCC only allow the use of flexible array member in the top structure, whereas + * MSC is less strict and let you do struct { struct { char szName[]; } s; }; + * + * @note See notes for RT_FLEXIBLE_ARRAY. + * + * @note GCC does not permit using this in a union. So, for unions you must + * use RT_FLEXIBLE_ARRAY_IN_NESTED_UNION instead. + * + * @sa RT_FLEXIBLE_ARRAY, RT_FLEXIBLE_ARRAY_IN_NESTED_UNION + */ +#ifdef _MSC_VER +# define RT_FLEXIBLE_ARRAY_NESTED RT_FLEXIBLE_ARRAY +#else +# define RT_FLEXIBLE_ARRAY_NESTED 1 +#endif + +/** @def RT_FLEXIBLE_ARRAY_IN_UNION + * The union version of RT_FLEXIBLE_ARRAY. + * + * @remarks GCC does not support flexible array members in unions, 6.1.x + * actively checks for this. Visual C++ 2010 seems happy with it. + * + * @note See notes for RT_FLEXIBLE_ARRAY. + * + * @sa RT_FLEXIBLE_ARRAY, RT_FLEXIBLE_ARRAY_IN_NESTED_UNION + */ +#ifdef _MSC_VER +# define RT_FLEXIBLE_ARRAY_IN_UNION RT_FLEXIBLE_ARRAY +#else +# define RT_FLEXIBLE_ARRAY_IN_UNION 1 +#endif + +/** @def RT_FLEXIBLE_ARRAY_IN_NESTED_UNION + * The union version of RT_FLEXIBLE_ARRAY_NESTED. + * + * @note See notes for RT_FLEXIBLE_ARRAY. + * + * @sa RT_FLEXIBLE_ARRAY, RT_FLEXIBLE_ARRAY_IN_NESTED_UNION + */ +#ifdef _MSC_VER +# define RT_FLEXIBLE_ARRAY_IN_NESTED_UNION RT_FLEXIBLE_ARRAY_NESTED +#else +# define RT_FLEXIBLE_ARRAY_IN_NESTED_UNION 1 +#endif + +/** @def RT_UNION_NM + * For compilers (like DTrace) that does not grok nameless unions, we have a + * little hack to make them palatable. + */ +/** @def RT_STRUCT_NM + * For compilers (like DTrace) that does not grok nameless structs (it is + * non-standard C++), we have a little hack to make them palatable. + */ +#ifdef IPRT_WITHOUT_NAMED_UNIONS_AND_STRUCTS +# define RT_UNION_NM(a_Nm) a_Nm +# define RT_STRUCT_NM(a_Nm) a_Nm +#else +# define RT_UNION_NM(a_Nm) +# define RT_STRUCT_NM(a_Nm) +#endif + +/** + * Checks if the value is a power of two. + * + * @returns true if power of two, false if not. + * @param uVal The value to test. + * @remarks 0 is a power of two. + * @see VERR_NOT_POWER_OF_TWO + */ +#define RT_IS_POWER_OF_TWO(uVal) ( ((uVal) & ((uVal) - 1)) == 0) + +#ifdef RT_OS_OS2 +/* Undefine RT_MAX since there is an unfortunate clash with the max + resource type define in os2.h. */ +# undef RT_MAX +#endif + +/** @def RT_MAX + * Finds the maximum value. + * @returns The higher of the two. + * @param Value1 Value 1 + * @param Value2 Value 2 + */ +#define RT_MAX(Value1, Value2) ( (Value1) >= (Value2) ? (Value1) : (Value2) ) + +/** @def RT_MIN + * Finds the minimum value. + * @returns The lower of the two. + * @param Value1 Value 1 + * @param Value2 Value 2 + */ +#define RT_MIN(Value1, Value2) ( (Value1) <= (Value2) ? (Value1) : (Value2) ) + +/** @def RT_CLAMP + * Clamps the value to minimum and maximum values. + * @returns The clamped value. + * @param Value The value to check. + * @param Min Minimum value. + * @param Max Maximum value. + */ +#define RT_CLAMP(Value, Min, Max) ( (Value) > (Max) ? (Max) : (Value) < (Min) ? (Min) : (Value) ) + +/** @def RT_ABS + * Get the absolute (non-negative) value. + * @returns The absolute value of Value. + * @param Value The value. + */ +#define RT_ABS(Value) ( (Value) >= 0 ? (Value) : -(Value) ) + +/** @def RT_BOOL + * Turn non-zero/zero into true/false + * @returns The resulting boolean value. + * @param Value The value. + */ +#define RT_BOOL(Value) ( !!(Value) ) + +/** @def RT_LO_U8 + * Gets the low uint8_t of a uint16_t or something equivalent. */ +#ifdef __GNUC__ +# define RT_LO_U8(a) __extension__ ({ AssertCompile(sizeof((a)) == sizeof(uint16_t)); (uint8_t)(a); }) +#elif defined(_MSC_VER) /* shut up cast truncates constant value warnings */ +# define RT_LO_U8(a) ( (uint8_t)(UINT8_MAX & (a)) ) +#else +# define RT_LO_U8(a) ( (uint8_t)(a) ) +#endif +/** @def RT_HI_U8 + * Gets the high uint8_t of a uint16_t or something equivalent. */ +#ifdef __GNUC__ +# define RT_HI_U8(a) __extension__ ({ AssertCompile(sizeof((a)) == sizeof(uint16_t)); (uint8_t)((a) >> 8); }) +#else +# define RT_HI_U8(a) ( (uint8_t)((a) >> 8) ) +#endif + +/** @def RT_LO_U16 + * Gets the low uint16_t of a uint32_t or something equivalent. */ +#ifdef __GNUC__ +# define RT_LO_U16(a) __extension__ ({ AssertCompile(sizeof((a)) == sizeof(uint32_t)); (uint16_t)(a); }) +#elif defined(_MSC_VER) /* shut up cast truncates constant value warnings */ +# define RT_LO_U16(a) ( (uint16_t)(UINT16_MAX & (a)) ) +#else +# define RT_LO_U16(a) ( (uint16_t)(a) ) +#endif +/** @def RT_HI_U16 + * Gets the high uint16_t of a uint32_t or something equivalent. */ +#ifdef __GNUC__ +# define RT_HI_U16(a) __extension__ ({ AssertCompile(sizeof((a)) == sizeof(uint32_t)); (uint16_t)((a) >> 16); }) +#else +# define RT_HI_U16(a) ( (uint16_t)((a) >> 16) ) +#endif + +/** @def RT_LO_U32 + * Gets the low uint32_t of a uint64_t or something equivalent. */ +#ifdef __GNUC__ +# define RT_LO_U32(a) __extension__ ({ AssertCompile(sizeof((a)) == sizeof(uint64_t)); (uint32_t)(a); }) +#elif defined(_MSC_VER) /* shut up cast truncates constant value warnings */ +# define RT_LO_U32(a) ( (uint32_t)(UINT32_MAX & (a)) ) +#else +# define RT_LO_U32(a) ( (uint32_t)(a) ) +#endif +/** @def RT_HI_U32 + * Gets the high uint32_t of a uint64_t or something equivalent. */ +#ifdef __GNUC__ +# define RT_HI_U32(a) __extension__ ({ AssertCompile(sizeof((a)) == sizeof(uint64_t)); (uint32_t)((a) >> 32); }) +#else +# define RT_HI_U32(a) ( (uint32_t)((a) >> 32) ) +#endif + +/** @def RT_BYTE1 + * Gets the first byte of something. */ +#define RT_BYTE1(a) ( (uint8_t)((a) & 0xff) ) +/** @def RT_BYTE2 + * Gets the second byte of something. */ +#define RT_BYTE2(a) ( (uint8_t)(((a) >> 8) & 0xff) ) +/** @def RT_BYTE3 + * Gets the second byte of something. */ +#define RT_BYTE3(a) ( (uint8_t)(((a) >> 16) & 0xff) ) +/** @def RT_BYTE4 + * Gets the fourth byte of something. */ +#define RT_BYTE4(a) ( (uint8_t)(((a) >> 24) & 0xff) ) +/** @def RT_BYTE5 + * Gets the fifth byte of something. */ +#define RT_BYTE5(a) ( (uint8_t)(((a) >> 32) & 0xff) ) +/** @def RT_BYTE6 + * Gets the sixth byte of something. */ +#define RT_BYTE6(a) ( (uint8_t)(((a) >> 40) & 0xff) ) +/** @def RT_BYTE7 + * Gets the seventh byte of something. */ +#define RT_BYTE7(a) ( (uint8_t)(((a) >> 48) & 0xff) ) +/** @def RT_BYTE8 + * Gets the eight byte of something. */ +#define RT_BYTE8(a) ( (uint8_t)(((a) >> 56) & 0xff) ) + + +/** @def RT_LODWORD + * Gets the low dword (=uint32_t) of something. + * @deprecated Use RT_LO_U32. */ +#define RT_LODWORD(a) ( (uint32_t)(a) ) +/** @def RT_HIDWORD + * Gets the high dword (=uint32_t) of a 64-bit of something. + * @deprecated Use RT_HI_U32. */ +#define RT_HIDWORD(a) ( (uint32_t)((a) >> 32) ) + +/** @def RT_LOWORD + * Gets the low word (=uint16_t) of something. + * @deprecated Use RT_LO_U16. */ +#define RT_LOWORD(a) ( (a) & 0xffff ) +/** @def RT_HIWORD + * Gets the high word (=uint16_t) of a 32-bit something. + * @deprecated Use RT_HI_U16. */ +#define RT_HIWORD(a) ( (a) >> 16 ) + +/** @def RT_LOBYTE + * Gets the low byte of something. + * @deprecated Use RT_LO_U8. */ +#define RT_LOBYTE(a) ( (a) & 0xff ) +/** @def RT_HIBYTE + * Gets the high byte of a 16-bit something. + * @deprecated Use RT_HI_U8. */ +#define RT_HIBYTE(a) ( (a) >> 8 ) + + +/** @def RT_MAKE_U64 + * Constructs a uint64_t value from two uint32_t values. + */ +#define RT_MAKE_U64(Lo, Hi) ( (uint64_t)((uint32_t)(Hi)) << 32 | (uint32_t)(Lo) ) + +/** @def RT_MAKE_U64_FROM_U16 + * Constructs a uint64_t value from four uint16_t values. + */ +#define RT_MAKE_U64_FROM_U16(w0, w1, w2, w3) \ + ((uint64_t)( (uint64_t)((uint16_t)(w3)) << 48 \ + | (uint64_t)((uint16_t)(w2)) << 32 \ + | (uint32_t)((uint16_t)(w1)) << 16 \ + | (uint16_t)(w0) )) + +/** @def RT_MAKE_U64_FROM_U8 + * Constructs a uint64_t value from eight uint8_t values. + */ +#define RT_MAKE_U64_FROM_U8(b0, b1, b2, b3, b4, b5, b6, b7) \ + ((uint64_t)( (uint64_t)((uint8_t)(b7)) << 56 \ + | (uint64_t)((uint8_t)(b6)) << 48 \ + | (uint64_t)((uint8_t)(b5)) << 40 \ + | (uint64_t)((uint8_t)(b4)) << 32 \ + | (uint64_t)((uint8_t)(b3)) << 24 \ + | (uint64_t)((uint8_t)(b2)) << 16 \ + | (uint64_t)((uint8_t)(b1)) << 8 \ + | (uint64_t) (uint8_t)(b0) )) + +/** @def RT_MAKE_U32 + * Constructs a uint32_t value from two uint16_t values. + */ +#define RT_MAKE_U32(Lo, Hi) \ + ((uint32_t)( (uint32_t)((uint16_t)(Hi)) << 16 \ + | (uint16_t)(Lo) )) + +/** @def RT_MAKE_U32_FROM_U8 + * Constructs a uint32_t value from four uint8_t values. + */ +#define RT_MAKE_U32_FROM_U8(b0, b1, b2, b3) \ + ((uint32_t)( (uint32_t)((uint8_t)(b3)) << 24 \ + | (uint32_t)((uint8_t)(b2)) << 16 \ + | (uint32_t)((uint8_t)(b1)) << 8 \ + | (uint8_t)(b0) )) + +/** @def RT_MAKE_U16 + * Constructs a uint16_t value from two uint8_t values. + */ +#define RT_MAKE_U16(Lo, Hi) \ + ((uint16_t)( (uint16_t)((uint8_t)(Hi)) << 8 \ + | (uint8_t)(Lo) )) + + +/** @def RT_BSWAP_U64 + * Reverses the byte order of an uint64_t value. */ +#if defined(__GNUC__) +# define RT_BSWAP_U64(u64) (__builtin_constant_p((u64)) ? RT_BSWAP_U64_C(u64) : ASMByteSwapU64(u64)) +#else +# define RT_BSWAP_U64(u64) ASMByteSwapU64(u64) +#endif + +/** @def RT_BSWAP_U32 + * Reverses the byte order of an uint32_t value. */ +#if defined(__GNUC__) +# define RT_BSWAP_U32(u32) (__builtin_constant_p((u32)) ? RT_BSWAP_U32_C(u32) : ASMByteSwapU32(u32)) +#else +# define RT_BSWAP_U32(u32) ASMByteSwapU32(u32) +#endif + +/** @def RT_BSWAP_U16 + * Reverses the byte order of an uint16_t value. */ +#if defined(__GNUC__) +# define RT_BSWAP_U16(u16) (__builtin_constant_p((u16)) ? RT_BSWAP_U16_C(u16) : ASMByteSwapU16(u16)) +#else +# define RT_BSWAP_U16(u16) ASMByteSwapU16(u16) +#endif + +/** @def RT_BSWAP_S64 + * Reverses the byte order of an int64_t value. */ +#define RT_BSWAP_S64(i64) ((int64_t)RT_BSWAP_U64((uint64_t)i64)) + +/** @def RT_BSWAP_S32 + * Reverses the byte order of an int32_t value. */ +#define RT_BSWAP_S32(i32) ((int32_t)RT_BSWAP_U32((uint32_t)i32)) + +/** @def RT_BSWAP_S16 + * Reverses the byte order of an int16_t value. */ +#define RT_BSWAP_S16(i16) ((int16_t)RT_BSWAP_U16((uint16_t)i16)) + + +/** @def RT_BSWAP_U64_C + * Reverses the byte order of an uint64_t constant. */ +#define RT_BSWAP_U64_C(u64) RT_MAKE_U64(RT_BSWAP_U32_C((u64) >> 32), RT_BSWAP_U32_C((u64) & 0xffffffff)) + +/** @def RT_BSWAP_U32_C + * Reverses the byte order of an uint32_t constant. */ +#define RT_BSWAP_U32_C(u32) RT_MAKE_U32_FROM_U8(RT_BYTE4(u32), RT_BYTE3(u32), RT_BYTE2(u32), RT_BYTE1(u32)) + +/** @def RT_BSWAP_U16_C + * Reverses the byte order of an uint16_t constant. */ +#define RT_BSWAP_U16_C(u16) RT_MAKE_U16(RT_HIBYTE(u16), RT_LOBYTE(u16)) + +/** @def RT_BSWAP_S64_C + * Reverses the byte order of an int64_t constant. */ +#define RT_BSWAP_S64_C(i64) ((int64_t)RT_MAKE_U64(RT_BSWAP_U32_C((uint64_t)(i64) >> 32), RT_BSWAP_U32_C((uint32_t)(i64)))) + +/** @def RT_BSWAP_S32_C + * Reverses the byte order of an int32_t constant. */ +#define RT_BSWAP_S32_C(i32) ((int32_t)RT_MAKE_U32_FROM_U8(RT_BYTE4(i32), RT_BYTE3(i32), RT_BYTE2(i32), RT_BYTE1(i))) + +/** @def RT_BSWAP_S16_C + * Reverses the byte order of an uint16_t constant. */ +#define RT_BSWAP_S16_C(i16) ((int16_t)RT_MAKE_U16(RT_HIBYTE(i16), RT_LOBYTE(i16))) + + + +/** @name Host to/from little endian. + * @note Typically requires iprt/asm.h to be included. + * @{ */ + +/** @def RT_H2LE_U64 + * Converts an uint64_t value from host to little endian byte order. */ +#ifdef RT_BIG_ENDIAN +# define RT_H2LE_U64(u64) RT_BSWAP_U64(u64) +#else +# define RT_H2LE_U64(u64) (u64) +#endif + +/** @def RT_H2LE_U64_C + * Converts an uint64_t constant from host to little endian byte order. */ +#ifdef RT_BIG_ENDIAN +# define RT_H2LE_U64_C(u64) RT_BSWAP_U64_C(u64) +#else +# define RT_H2LE_U64_C(u64) (u64) +#endif + +/** @def RT_H2LE_U32 + * Converts an uint32_t value from host to little endian byte order. */ +#ifdef RT_BIG_ENDIAN +# define RT_H2LE_U32(u32) RT_BSWAP_U32(u32) +#else +# define RT_H2LE_U32(u32) (u32) +#endif + +/** @def RT_H2LE_U32_C + * Converts an uint32_t constant from host to little endian byte order. */ +#ifdef RT_BIG_ENDIAN +# define RT_H2LE_U32_C(u32) RT_BSWAP_U32_C(u32) +#else +# define RT_H2LE_U32_C(u32) (u32) +#endif + +/** @def RT_H2LE_U16 + * Converts an uint16_t value from host to little endian byte order. */ +#ifdef RT_BIG_ENDIAN +# define RT_H2LE_U16(u16) RT_BSWAP_U16(u16) +#else +# define RT_H2LE_U16(u16) (u16) +#endif + +/** @def RT_H2LE_U16_C + * Converts an uint16_t constant from host to little endian byte order. */ +#ifdef RT_BIG_ENDIAN +# define RT_H2LE_U16_C(u16) RT_BSWAP_U16_C(u16) +#else +# define RT_H2LE_U16_C(u16) (u16) +#endif + + +/** @def RT_LE2H_U64 + * Converts an uint64_t value from little endian to host byte order. */ +#ifdef RT_BIG_ENDIAN +# define RT_LE2H_U64(u64) RT_BSWAP_U64(u64) +#else +# define RT_LE2H_U64(u64) (u64) +#endif + +/** @def RT_LE2H_U64_C + * Converts an uint64_t constant from little endian to host byte order. */ +#ifdef RT_BIG_ENDIAN +# define RT_LE2H_U64_C(u64) RT_BSWAP_U64_C(u64) +#else +# define RT_LE2H_U64_C(u64) (u64) +#endif + +/** @def RT_LE2H_U32 + * Converts an uint32_t value from little endian to host byte order. */ +#ifdef RT_BIG_ENDIAN +# define RT_LE2H_U32(u32) RT_BSWAP_U32(u32) +#else +# define RT_LE2H_U32(u32) (u32) +#endif + +/** @def RT_LE2H_U32_C + * Converts an uint32_t constant from little endian to host byte order. */ +#ifdef RT_BIG_ENDIAN +# define RT_LE2H_U32_C(u32) RT_BSWAP_U32_C(u32) +#else +# define RT_LE2H_U32_C(u32) (u32) +#endif + +/** @def RT_LE2H_U16 + * Converts an uint16_t value from little endian to host byte order. */ +#ifdef RT_BIG_ENDIAN +# define RT_LE2H_U16(u16) RT_BSWAP_U16(u16) +#else +# define RT_LE2H_U16(u16) (u16) +#endif + +/** @def RT_LE2H_U16_C + * Converts an uint16_t constant from little endian to host byte order. */ +#ifdef RT_BIG_ENDIAN +# define RT_LE2H_U16_C(u16) RT_BSWAP_U16_C(u16) +#else +# define RT_LE2H_U16_C(u16) (u16) +#endif + +/** @def RT_H2LE_S64 + * Converts an int64_t value from host to little endian byte order. */ +#ifdef RT_BIG_ENDIAN +# define RT_H2LE_S64(i64) RT_BSWAP_S64(i64) +#else +# define RT_H2LE_S64(i64) (i64) +#endif + +/** @def RT_H2LE_S64_C + * Converts an int64_t constant from host to little endian byte order. */ +#ifdef RT_BIG_ENDIAN +# define RT_H2LE_S64_C(i64) RT_BSWAP_S64_C(i64) +#else +# define RT_H2LE_S64_C(i64) (i64) +#endif + +/** @def RT_H2LE_S32 + * Converts an int32_t value from host to little endian byte order. */ +#ifdef RT_BIG_ENDIAN +# define RT_H2LE_S32(i32) RT_BSWAP_S32(i32) +#else +# define RT_H2LE_S32(i32) (i32) +#endif + +/** @def RT_H2LE_S32_C + * Converts an int32_t constant from host to little endian byte order. */ +#ifdef RT_BIG_ENDIAN +# define RT_H2LE_S32_C(i32) RT_BSWAP_S32_C(i32) +#else +# define RT_H2LE_S32_C(i32) (i32) +#endif + +/** @def RT_H2LE_S16 + * Converts an int16_t value from host to little endian byte order. */ +#ifdef RT_BIG_ENDIAN +# define RT_H2LE_S16(i16) RT_BSWAP_S16(i16) +#else +# define RT_H2LE_S16(i16) (i16) +#endif + +/** @def RT_H2LE_S16_C + * Converts an int16_t constant from host to little endian byte order. */ +#ifdef RT_BIG_ENDIAN +# define RT_H2LE_S16_C(i16) RT_BSWAP_S16_C(i16) +#else +# define RT_H2LE_S16_C(i16) (i16) +#endif + +/** @def RT_LE2H_S64 + * Converts an int64_t value from little endian to host byte order. */ +#ifdef RT_BIG_ENDIAN +# define RT_LE2H_S64(i64) RT_BSWAP_S64(i64) +#else +# define RT_LE2H_S64(i64) (i64) +#endif + +/** @def RT_LE2H_S64_C + * Converts an int64_t constant from little endian to host byte order. */ +#ifdef RT_BIG_ENDIAN +# define RT_LE2H_S64_C(i64) RT_BSWAP_S64_C(i64) +#else +# define RT_LE2H_S64_C(i64) (i64) +#endif + +/** @def RT_LE2H_S32 + * Converts an int32_t value from little endian to host byte order. */ +#ifdef RT_BIG_ENDIAN +# define RT_LE2H_S32(i32) RT_BSWAP_S32(i32) +#else +# define RT_LE2H_S32(i32) (i32) +#endif + +/** @def RT_LE2H_S32_C + * Converts an int32_t constant from little endian to host byte order. */ +#ifdef RT_BIG_ENDIAN +# define RT_LE2H_S32_C(i32) RT_BSWAP_S32_C(i32) +#else +# define RT_LE2H_S32_C(i32) (i32) +#endif + +/** @def RT_LE2H_S16 + * Converts an int16_t value from little endian to host byte order. */ +#ifdef RT_BIG_ENDIAN +# define RT_LE2H_S16(i16) RT_BSWAP_S16(i16) +#else +# define RT_LE2H_S16(i16) (i16) +#endif + +/** @def RT_LE2H_S16_C + * Converts an int16_t constant from little endian to host byte order. */ +#ifdef RT_BIG_ENDIAN +# define RT_LE2H_S16_C(i16) RT_BSWAP_S16_C(i16) +#else +# define RT_LE2H_S16_C(i16) (i16) +#endif + +/** @} */ + +/** @name Host to/from big endian. + * @note Typically requires iprt/asm.h to be included. + * @{ */ + +/** @def RT_H2BE_U64 + * Converts an uint64_t value from host to big endian byte order. */ +#ifdef RT_BIG_ENDIAN +# define RT_H2BE_U64(u64) (u64) +#else +# define RT_H2BE_U64(u64) RT_BSWAP_U64(u64) +#endif + +/** @def RT_H2BE_U64_C + * Converts an uint64_t constant from host to big endian byte order. */ +#ifdef RT_BIG_ENDIAN +# define RT_H2BE_U64_C(u64) (u64) +#else +# define RT_H2BE_U64_C(u64) RT_BSWAP_U64_C(u64) +#endif + +/** @def RT_H2BE_U32 + * Converts an uint32_t value from host to big endian byte order. */ +#ifdef RT_BIG_ENDIAN +# define RT_H2BE_U32(u32) (u32) +#else +# define RT_H2BE_U32(u32) RT_BSWAP_U32(u32) +#endif + +/** @def RT_H2BE_U32_C + * Converts an uint32_t constant from host to big endian byte order. */ +#ifdef RT_BIG_ENDIAN +# define RT_H2BE_U32_C(u32) (u32) +#else +# define RT_H2BE_U32_C(u32) RT_BSWAP_U32_C(u32) +#endif + +/** @def RT_H2BE_U16 + * Converts an uint16_t value from host to big endian byte order. */ +#ifdef RT_BIG_ENDIAN +# define RT_H2BE_U16(u16) (u16) +#else +# define RT_H2BE_U16(u16) RT_BSWAP_U16(u16) +#endif + +/** @def RT_H2BE_U16_C + * Converts an uint16_t constant from host to big endian byte order. */ +#ifdef RT_BIG_ENDIAN +# define RT_H2BE_U16_C(u16) (u16) +#else +# define RT_H2BE_U16_C(u16) RT_BSWAP_U16_C(u16) +#endif + +/** @def RT_BE2H_U64 + * Converts an uint64_t value from big endian to host byte order. */ +#ifdef RT_BIG_ENDIAN +# define RT_BE2H_U64(u64) (u64) +#else +# define RT_BE2H_U64(u64) RT_BSWAP_U64(u64) +#endif + +/** @def RT_BE2H_U64 + * Converts an uint64_t constant from big endian to host byte order. */ +#ifdef RT_BIG_ENDIAN +# define RT_BE2H_U64_C(u64) (u64) +#else +# define RT_BE2H_U64_C(u64) RT_BSWAP_U64_C(u64) +#endif + +/** @def RT_BE2H_U32 + * Converts an uint32_t value from big endian to host byte order. */ +#ifdef RT_BIG_ENDIAN +# define RT_BE2H_U32(u32) (u32) +#else +# define RT_BE2H_U32(u32) RT_BSWAP_U32(u32) +#endif + +/** @def RT_BE2H_U32_C + * Converts an uint32_t value from big endian to host byte order. */ +#ifdef RT_BIG_ENDIAN +# define RT_BE2H_U32_C(u32) (u32) +#else +# define RT_BE2H_U32_C(u32) RT_BSWAP_U32_C(u32) +#endif + +/** @def RT_BE2H_U16 + * Converts an uint16_t value from big endian to host byte order. */ +#ifdef RT_BIG_ENDIAN +# define RT_BE2H_U16(u16) (u16) +#else +# define RT_BE2H_U16(u16) RT_BSWAP_U16(u16) +#endif + +/** @def RT_BE2H_U16_C + * Converts an uint16_t constant from big endian to host byte order. */ +#ifdef RT_BIG_ENDIAN +# define RT_BE2H_U16_C(u16) (u16) +#else +# define RT_BE2H_U16_C(u16) RT_BSWAP_U16_C(u16) +#endif + +/** @def RT_H2BE_S64 + * Converts an int64_t value from host to big endian byte order. */ +#ifdef RT_BIG_ENDIAN +# define RT_H2BE_S64(i64) (i64) +#else +# define RT_H2BE_S64(i64) RT_BSWAP_S64(i64) +#endif + +/** @def RT_H2BE_S64_C + * Converts an int64_t constant from host to big endian byte order. */ +#ifdef RT_BIG_ENDIAN +# define RT_H2BE_S64_C(i64) (i64) +#else +# define RT_H2BE_S64_C(i64) RT_BSWAP_S64_C(i64) +#endif + +/** @def RT_H2BE_S32 + * Converts an int32_t value from host to big endian byte order. */ +#ifdef RT_BIG_ENDIAN +# define RT_H2BE_S32(i32) (i32) +#else +# define RT_H2BE_S32(i32) RT_BSWAP_S32(i32) +#endif + +/** @def RT_H2BE_S32_C + * Converts an int32_t constant from host to big endian byte order. */ +#ifdef RT_BIG_ENDIAN +# define RT_H2BE_S32_C(i32) (i32) +#else +# define RT_H2BE_S32_C(i32) RT_BSWAP_S32_C(i32) +#endif + +/** @def RT_H2BE_S16 + * Converts an int16_t value from host to big endian byte order. */ +#ifdef RT_BIG_ENDIAN +# define RT_H2BE_S16(i16) (i16) +#else +# define RT_H2BE_S16(i16) RT_BSWAP_S16(i16) +#endif + +/** @def RT_H2BE_S16_C + * Converts an int16_t constant from host to big endian byte order. */ +#ifdef RT_BIG_ENDIAN +# define RT_H2BE_S16_C(i16) (i16) +#else +# define RT_H2BE_S16_C(i16) RT_BSWAP_S16_C(i16) +#endif + +/** @def RT_BE2H_S64 + * Converts an int64_t value from big endian to host byte order. */ +#ifdef RT_BIG_ENDIAN +# define RT_BE2H_S64(i64) (i64) +#else +# define RT_BE2H_S64(i64) RT_BSWAP_S64(i64) +#endif + +/** @def RT_BE2H_S64 + * Converts an int64_t constant from big endian to host byte order. */ +#ifdef RT_BIG_ENDIAN +# define RT_BE2H_S64_C(i64) (i64) +#else +# define RT_BE2H_S64_C(i64) RT_BSWAP_S64_C(i64) +#endif + +/** @def RT_BE2H_S32 + * Converts an int32_t value from big endian to host byte order. */ +#ifdef RT_BIG_ENDIAN +# define RT_BE2H_S32(i32) (i32) +#else +# define RT_BE2H_S32(i32) RT_BSWAP_S32(i32) +#endif + +/** @def RT_BE2H_S32_C + * Converts an int32_t value from big endian to host byte order. */ +#ifdef RT_BIG_ENDIAN +# define RT_BE2H_S32_C(i32) (i32) +#else +# define RT_BE2H_S32_C(i32) RT_BSWAP_S32_C(i32) +#endif + +/** @def RT_BE2H_S16 + * Converts an int16_t value from big endian to host byte order. */ +#ifdef RT_BIG_ENDIAN +# define RT_BE2H_S16(i16) (i16) +#else +# define RT_BE2H_S16(i16) RT_BSWAP_S16(i16) +#endif + +/** @def RT_BE2H_S16_C + * Converts an int16_t constant from big endian to host byte order. */ +#ifdef RT_BIG_ENDIAN +# define RT_BE2H_S16_C(i16) (i16) +#else +# define RT_BE2H_S16_C(i16) RT_BSWAP_S16_C(i16) +#endif +/** @} */ + +/** @name Host to/from network byte order. + * @note Typically requires iprt/asm.h to be included. + * @{ */ + +/** @def RT_H2N_U64 + * Converts an uint64_t value from host to network byte order. */ +#define RT_H2N_U64(u64) RT_H2BE_U64(u64) + +/** @def RT_H2N_U64_C + * Converts an uint64_t constant from host to network byte order. */ +#define RT_H2N_U64_C(u64) RT_H2BE_U64_C(u64) + +/** @def RT_H2N_U32 + * Converts an uint32_t value from host to network byte order. */ +#define RT_H2N_U32(u32) RT_H2BE_U32(u32) + +/** @def RT_H2N_U32_C + * Converts an uint32_t constant from host to network byte order. */ +#define RT_H2N_U32_C(u32) RT_H2BE_U32_C(u32) + +/** @def RT_H2N_U16 + * Converts an uint16_t value from host to network byte order. */ +#define RT_H2N_U16(u16) RT_H2BE_U16(u16) + +/** @def RT_H2N_U16_C + * Converts an uint16_t constant from host to network byte order. */ +#define RT_H2N_U16_C(u16) RT_H2BE_U16_C(u16) + +/** @def RT_N2H_U64 + * Converts an uint64_t value from network to host byte order. */ +#define RT_N2H_U64(u64) RT_BE2H_U64(u64) + +/** @def RT_N2H_U64_C + * Converts an uint64_t constant from network to host byte order. */ +#define RT_N2H_U64_C(u64) RT_BE2H_U64_C(u64) + +/** @def RT_N2H_U32 + * Converts an uint32_t value from network to host byte order. */ +#define RT_N2H_U32(u32) RT_BE2H_U32(u32) + +/** @def RT_N2H_U32_C + * Converts an uint32_t constant from network to host byte order. */ +#define RT_N2H_U32_C(u32) RT_BE2H_U32_C(u32) + +/** @def RT_N2H_U16 + * Converts an uint16_t value from network to host byte order. */ +#define RT_N2H_U16(u16) RT_BE2H_U16(u16) + +/** @def RT_N2H_U16_C + * Converts an uint16_t value from network to host byte order. */ +#define RT_N2H_U16_C(u16) RT_BE2H_U16_C(u16) + +/** @def RT_H2N_S64 + * Converts an int64_t value from host to network byte order. */ +#define RT_H2N_S64(i64) RT_H2BE_S64(i64) + +/** @def RT_H2N_S64_C + * Converts an int64_t constant from host to network byte order. */ +#define RT_H2N_S64_C(i64) RT_H2BE_S64_C(i64) + +/** @def RT_H2N_S32 + * Converts an int32_t value from host to network byte order. */ +#define RT_H2N_S32(i32) RT_H2BE_S32(i32) + +/** @def RT_H2N_S32_C + * Converts an int32_t constant from host to network byte order. */ +#define RT_H2N_S32_C(i32) RT_H2BE_S32_C(i32) + +/** @def RT_H2N_S16 + * Converts an int16_t value from host to network byte order. */ +#define RT_H2N_S16(i16) RT_H2BE_S16(i16) + +/** @def RT_H2N_S16_C + * Converts an int16_t constant from host to network byte order. */ +#define RT_H2N_S16_C(i16) RT_H2BE_S16_C(i16) + +/** @def RT_N2H_S64 + * Converts an int64_t value from network to host byte order. */ +#define RT_N2H_S64(i64) RT_BE2H_S64(i64) + +/** @def RT_N2H_S64_C + * Converts an int64_t constant from network to host byte order. */ +#define RT_N2H_S64_C(i64) RT_BE2H_S64_C(i64) + +/** @def RT_N2H_S32 + * Converts an int32_t value from network to host byte order. */ +#define RT_N2H_S32(i32) RT_BE2H_S32(i32) + +/** @def RT_N2H_S32_C + * Converts an int32_t constant from network to host byte order. */ +#define RT_N2H_S32_C(i32) RT_BE2H_S32_C(i32) + +/** @def RT_N2H_S16 + * Converts an int16_t value from network to host byte order. */ +#define RT_N2H_S16(i16) RT_BE2H_S16(i16) + +/** @def RT_N2H_S16_C + * Converts an int16_t value from network to host byte order. */ +#define RT_N2H_S16_C(i16) RT_BE2H_S16_C(i16) + +/** @} */ + + +/* + * The BSD sys/param.h + machine/param.h file is a major source of + * namespace pollution. Kill off some of the worse ones unless we're + * compiling kernel code. + */ +#if defined(RT_OS_DARWIN) \ + && !defined(KERNEL) \ + && !defined(RT_NO_BSD_PARAM_H_UNDEFING) \ + && ( defined(_SYS_PARAM_H_) || defined(_I386_PARAM_H_) ) +/* sys/param.h: */ +# undef PSWP +# undef PVM +# undef PINOD +# undef PRIBO +# undef PVFS +# undef PZERO +# undef PSOCK +# undef PWAIT +# undef PLOCK +# undef PPAUSE +# undef PUSER +# undef PRIMASK +# undef MINBUCKET +# undef MAXALLOCSAVE +# undef FSHIFT +# undef FSCALE + +/* i386/machine.h: */ +# undef ALIGN +# undef ALIGNBYTES +# undef DELAY +# undef STATUS_WORD +# undef USERMODE +# undef BASEPRI +# undef MSIZE +# undef CLSIZE +# undef CLSIZELOG2 +#endif + +/** @def NIL_OFFSET + * NIL offset. + * Whenever we use offsets instead of pointers to save space and relocation effort + * NIL_OFFSET shall be used as the equivalent to NULL. + */ +#define NIL_OFFSET (~0U) + + +/** @def NOREF + * Keeps the compiler from bitching about an unused parameter, local variable, + * or other stuff, will never use _Pragma are is thus more flexible. + */ +#define NOREF(var) (void)(var) + +/** @def RT_NOREF_PV + * Keeps the compiler from bitching about an unused parameter or local variable. + * This one cannot be used with structure members and such, like for instance + * AssertRC may end up doing due to its generic nature. + */ +#if defined(__cplusplus) && RT_CLANG_PREREQ(6, 0) +# define RT_NOREF_PV(var) _Pragma(RT_STR(unused(var))) +#else +# define RT_NOREF_PV(var) (void)(var) +#endif + +/** @def RT_NOREF1 + * RT_NOREF_PV shorthand taking on parameter. */ +#define RT_NOREF1(var1) RT_NOREF_PV(var1) +/** @def RT_NOREF2 + * RT_NOREF_PV shorthand taking two parameters. */ +#define RT_NOREF2(var1, var2) RT_NOREF_PV(var1); RT_NOREF1(var2) +/** @def RT_NOREF3 + * RT_NOREF_PV shorthand taking three parameters. */ +#define RT_NOREF3(var1, var2, var3) RT_NOREF_PV(var1); RT_NOREF2(var2, var3) +/** @def RT_NOREF4 + * RT_NOREF_PV shorthand taking four parameters. */ +#define RT_NOREF4(var1, var2, var3, var4) RT_NOREF_PV(var1); RT_NOREF3(var2, var3, var4) +/** @def RT_NOREF5 + * RT_NOREF_PV shorthand taking five parameters. */ +#define RT_NOREF5(var1, var2, var3, var4, var5) RT_NOREF_PV(var1); RT_NOREF4(var2, var3, var4, var5) +/** @def RT_NOREF6 + * RT_NOREF_PV shorthand taking six parameters. */ +#define RT_NOREF6(var1, var2, var3, var4, var5, var6) RT_NOREF_PV(var1); RT_NOREF5(var2, var3, var4, var5, var6) +/** @def RT_NOREF7 + * RT_NOREF_PV shorthand taking seven parameters. */ +#define RT_NOREF7(var1, var2, var3, var4, var5, var6, var7) \ + RT_NOREF_PV(var1); RT_NOREF6(var2, var3, var4, var5, var6, var7) +/** @def RT_NOREF8 + * RT_NOREF_PV shorthand taking eight parameters. */ +#define RT_NOREF8(var1, var2, var3, var4, var5, var6, var7, var8) \ + RT_NOREF_PV(var1); RT_NOREF7(var2, var3, var4, var5, var6, var7, var8) +/** @def RT_NOREF9 + * RT_NOREF_PV shorthand taking nine parameters. */ +#define RT_NOREF9(var1, var2, var3, var4, var5, var6, var7, var8, var9) \ + RT_NOREF_PV(var1); RT_NOREF8(var2, var3, var4, var5, var6, var7, var8, var9) +/** @def RT_NOREF10 + * RT_NOREF_PV shorthand taking ten parameters. */ +#define RT_NOREF10(var1, var2, var3, var4, var5, var6, var7, var8, var9, var10) \ + RT_NOREF_PV(var1); RT_NOREF_PV(var2); RT_NOREF_PV(var3); RT_NOREF_PV(var4); RT_NOREF_PV(var5); RT_NOREF_PV(var6); \ + RT_NOREF_PV(var7); RT_NOREF_PV(var8); RT_NOREF_PV(var9); RT_NOREF_PV(var10) +/** @def RT_NOREF11 + * RT_NOREF_PV shorthand taking eleven parameters. */ +#define RT_NOREF11(var1, var2, var3, var4, var5, var6, var7, var8, var9, var10, var11) \ + RT_NOREF_PV(var1); RT_NOREF10(var2, var3, var4, var5, var6, var7, var8, var9, var10, var11) +/** @def RT_NOREF12 + * RT_NOREF_PV shorthand taking twelve parameters. */ +#define RT_NOREF12(var1, var2, var3, var4, var5, var6, var7, var8, var9, var10, var11, var12) \ + RT_NOREF_PV(var1); RT_NOREF11(var2, var3, var4, var5, var6, var7, var8, var9, var10, var11, var12) +/** @def RT_NOREF13 + * RT_NOREF_PV shorthand taking thirteen parameters. */ +#define RT_NOREF13(var1, var2, var3, var4, var5, var6, var7, var8, var9, var10, var11, var12, var13) \ + RT_NOREF_PV(var1); RT_NOREF12(var2, var3, var4, var5, var6, var7, var8, var9, var10, var11, var12, var13) +/** @def RT_NOREF14 + * RT_NOREF_PV shorthand taking fourteen parameters. */ +#define RT_NOREF14(var1, var2, var3, var4, var5, var6, var7, var8, var9, var10, var11, var12, var13, var14) \ + RT_NOREF_PV(var1); RT_NOREF13(var2, var3, var4, var5, var6, var7, var8, var9, var10, var11, var12, var13, var14) +/** @def RT_NOREF15 + * RT_NOREF_PV shorthand taking fifteen parameters. */ +#define RT_NOREF15(var1, var2, var3, var4, var5, var6, var7, var8, var9, var10, var11, var12, var13, var14, var15) \ + RT_NOREF_PV(var1); RT_NOREF14(var2, var3, var4, var5, var6, var7, var8, var9, var10, var11, var12, var13, var14, var15) +/** @def RT_NOREF16 + * RT_NOREF_PV shorthand taking fifteen parameters. */ +#define RT_NOREF16(var1, var2, var3, var4, var5, var6, var7, var8, var9, var10, var11, var12, var13, var14, var15, var16) \ + RT_NOREF_PV(var1); RT_NOREF15(var2, var3, var4, var5, var6, var7, var8, var9, var10, var11, var12, var13, var14, var15, var16) +/** @def RT_NOREF17 + * RT_NOREF_PV shorthand taking seventeen parameters. */ +#define RT_NOREF17(v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17) \ + RT_NOREF_PV(v1); RT_NOREF16(v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17) +/** @def RT_NOREF18 + * RT_NOREF_PV shorthand taking eighteen parameters. */ +#define RT_NOREF18(v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18) \ + RT_NOREF_PV(v1); RT_NOREF17(v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18) +/** @def RT_NOREF19 + * RT_NOREF_PV shorthand taking nineteen parameters. */ +#define RT_NOREF19(v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19) \ + RT_NOREF_PV(v1); RT_NOREF18(v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19) +/** @def RT_NOREF20 + * RT_NOREF_PV shorthand taking twenty parameters. */ +#define RT_NOREF20(v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20) \ + RT_NOREF_PV(v1); RT_NOREF19(v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20) +/** @def RT_NOREF21 + * RT_NOREF_PV shorthand taking twentyone parameters. */ +#define RT_NOREF21(v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21) \ + RT_NOREF_PV(v1); RT_NOREF20(v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21) +/** @def RT_NOREF22 + * RT_NOREF_PV shorthand taking twentytwo parameters. */ +#define RT_NOREF22(v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22) \ + RT_NOREF_PV(v1); RT_NOREF21(v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22) + +/** @def RT_NOREF + * RT_NOREF_PV variant using the variadic macro feature of C99. + * @remarks Only use this in sources */ +#ifdef RT_COMPILER_SUPPORTS_VA_ARGS +# define RT_NOREF(...) \ + RT_UNPACK_CALL(RT_CONCAT(RT_NOREF, RT_EXPAND(RT_COUNT_VA_ARGS(__VA_ARGS__))),(__VA_ARGS__)) +#endif + + +/** @def RT_BREAKPOINT + * Emit a debug breakpoint instruction. + * + * @remarks In the x86/amd64 gnu world we add a nop instruction after the int3 + * to force gdb to remain at the int3 source line. + * @remarks The L4 kernel will try make sense of the breakpoint, thus the jmp on + * x86/amd64. + */ +#ifdef __GNUC__ +# if defined(RT_ARCH_AMD64) || defined(RT_ARCH_X86) +# if !defined(__L4ENV__) +# define RT_BREAKPOINT() __asm__ __volatile__("int $3\n\tnop\n\t") +# else +# define RT_BREAKPOINT() __asm__ __volatile__("int3; jmp 1f; 1:\n\t") +# endif +# elif defined(RT_ARCH_SPARC64) +# define RT_BREAKPOINT() __asm__ __volatile__("illtrap 0\n\t") /** @todo Sparc64: this is just a wild guess. */ +# elif defined(RT_ARCH_SPARC) +# define RT_BREAKPOINT() __asm__ __volatile__("unimp 0\n\t") /** @todo Sparc: this is just a wild guess (same as Sparc64, just different name). */ +# elif defined(RT_ARCH_ARM32) || defined(RT_ARCH_ARM64) +# define RT_BREAKPOINT() __asm__ __volatile__("brk #0x1\n\t") +# endif +#endif +#ifdef _MSC_VER +# define RT_BREAKPOINT() __debugbreak() +#endif +#if defined(__IBMC__) || defined(__IBMCPP__) +# define RT_BREAKPOINT() __interrupt(3) +#endif +#if defined(__WATCOMC__) +# define RT_BREAKPOINT() _asm { int 3 } +#endif +#ifndef RT_BREAKPOINT +# error "This compiler/arch is not supported!" +#endif + + +/** @defgroup grp_rt_cdefs_size Size Constants + * (Of course, these are binary computer terms, not SI.) + * @{ + */ +/** 1 K (Kilo) (1 024). */ +#define _1K 0x00000400 +/** 2 K (Kilo) (2 048). */ +#define _2K 0x00000800 +/** 4 K (Kilo) (4 096). */ +#define _4K 0x00001000 +/** 8 K (Kilo) (8 192). */ +#define _8K 0x00002000 +/** 16 K (Kilo) (16 384). */ +#define _16K 0x00004000 +/** 32 K (Kilo) (32 768). */ +#define _32K 0x00008000 +/** 64 K (Kilo) (65 536). */ +#if ARCH_BITS != 16 +# define _64K 0x00010000 +#else +# define _64K UINT32_C(0x00010000) +#endif +/** 128 K (Kilo) (131 072). */ +#if ARCH_BITS != 16 +# define _128K 0x00020000 +#else +# define _128K UINT32_C(0x00020000) +#endif +/** 256 K (Kilo) (262 144). */ +#if ARCH_BITS != 16 +# define _256K 0x00040000 +#else +# define _256K UINT32_C(0x00040000) +#endif +/** 512 K (Kilo) (524 288). */ +#if ARCH_BITS != 16 +# define _512K 0x00080000 +#else +# define _512K UINT32_C(0x00080000) +#endif +/** 1 M (Mega) (1 048 576). */ +#if ARCH_BITS != 16 +# define _1M 0x00100000 +#else +# define _1M UINT32_C(0x00100000) +#endif +/** 2 M (Mega) (2 097 152). */ +#if ARCH_BITS != 16 +# define _2M 0x00200000 +#else +# define _2M UINT32_C(0x00200000) +#endif +/** 4 M (Mega) (4 194 304). */ +#if ARCH_BITS != 16 +# define _4M 0x00400000 +#else +# define _4M UINT32_C(0x00400000) +#endif +/** 8 M (Mega) (8 388 608). */ +#define _8M UINT32_C(0x00800000) +/** 16 M (Mega) (16 777 216). */ +#define _16M UINT32_C(0x01000000) +/** 32 M (Mega) (33 554 432). */ +#define _32M UINT32_C(0x02000000) +/** 64 M (Mega) (67 108 864). */ +#define _64M UINT32_C(0x04000000) +/** 128 M (Mega) (134 217 728). */ +#define _128M UINT32_C(0x08000000) +/** 256 M (Mega) (268 435 456). */ +#define _256M UINT32_C(0x10000000) +/** 512 M (Mega) (536 870 912). */ +#define _512M UINT32_C(0x20000000) +/** 1 G (Giga) (1 073 741 824). (32-bit) */ +#if ARCH_BITS != 16 +# define _1G 0x40000000 +#else +# define _1G UINT32_C(0x40000000) +#endif +/** 1 G (Giga) (1 073 741 824). (64-bit) */ +#if ARCH_BITS != 16 +# define _1G64 0x40000000LL +#else +# define _1G64 UINT64_C(0x40000000) +#endif +/** 2 G (Giga) (2 147 483 648). (32-bit) */ +#define _2G32 UINT32_C(0x80000000) +/** 2 G (Giga) (2 147 483 648). (64-bit) */ +#if ARCH_BITS != 16 +# define _2G 0x0000000080000000LL +#else +# define _2G UINT64_C(0x0000000080000000) +#endif +/** 4 G (Giga) (4 294 967 296). */ +#if ARCH_BITS != 16 +# define _4G 0x0000000100000000LL +#else +# define _4G UINT64_C(0x0000000100000000) +#endif +/** 1 T (Tera) (1 099 511 627 776). */ +#if ARCH_BITS != 16 +# define _1T 0x0000010000000000LL +#else +# define _1T UINT64_C(0x0000010000000000) +#endif +/** 1 P (Peta) (1 125 899 906 842 624). */ +#if ARCH_BITS != 16 +# define _1P 0x0004000000000000LL +#else +# define _1P UINT64_C(0x0004000000000000) +#endif +/** 1 E (Exa) (1 152 921 504 606 846 976). */ +#if ARCH_BITS != 16 +# define _1E 0x1000000000000000LL +#else +# define _1E UINT64_C(0x1000000000000000) +#endif +/** 2 E (Exa) (2 305 843 009 213 693 952). */ +#if ARCH_BITS != 16 +# define _2E 0x2000000000000000ULL +#else +# define _2E UINT64_C(0x2000000000000000) +#endif +/** @} */ + +/** @defgroup grp_rt_cdefs_decimal_grouping Decimal Constant Grouping Macros + * @{ */ +#define RT_D1(g1) g1 +#define RT_D2(g1, g2) g1#g2 +#define RT_D3(g1, g2, g3) g1#g2#g3 +#define RT_D4(g1, g2, g3, g4) g1#g2#g3#g4 +#define RT_D5(g1, g2, g3, g4, g5) g1#g2#g3#g4#g5 +#define RT_D6(g1, g2, g3, g4, g5, g6) g1#g2#g3#g4#g5#g6 +#define RT_D7(g1, g2, g3, g4, g5, g6, g7) g1#g2#g3#g4#g5#g6#g7 + +#define RT_D1_U(g1) UINT32_C(g1) +#define RT_D2_U(g1, g2) UINT32_C(g1#g2) +#define RT_D3_U(g1, g2, g3) UINT32_C(g1#g2#g3) +#define RT_D4_U(g1, g2, g3, g4) UINT64_C(g1#g2#g3#g4) +#define RT_D5_U(g1, g2, g3, g4, g5) UINT64_C(g1#g2#g3#g4#g5) +#define RT_D6_U(g1, g2, g3, g4, g5, g6) UINT64_C(g1#g2#g3#g4#g5#g6) +#define RT_D7_U(g1, g2, g3, g4, g5, g6, g7) UINT64_C(g1#g2#g3#g4#g5#g6#g7) + +#define RT_D1_S(g1) INT32_C(g1) +#define RT_D2_S(g1, g2) INT32_C(g1#g2) +#define RT_D3_S(g1, g2, g3) INT32_C(g1#g2#g3) +#define RT_D4_S(g1, g2, g3, g4) INT64_C(g1#g2#g3#g4) +#define RT_D5_S(g1, g2, g3, g4, g5) INT64_C(g1#g2#g3#g4#g5) +#define RT_D6_S(g1, g2, g3, g4, g5, g6) INT64_C(g1#g2#g3#g4#g5#g6) +#define RT_D7_S(g1, g2, g3, g4, g5, g6, g7) INT64_C(g1#g2#g3#g4#g5#g6#g7) + +#define RT_D1_U32(g1) UINT32_C(g1) +#define RT_D2_U32(g1, g2) UINT32_C(g1#g2) +#define RT_D3_U32(g1, g2, g3) UINT32_C(g1#g2#g3) +#define RT_D4_U32(g1, g2, g3, g4) UINT32_C(g1#g2#g3#g4) + +#define RT_D1_S32(g1) INT32_C(g1) +#define RT_D2_S32(g1, g2) INT32_C(g1#g2) +#define RT_D3_S32(g1, g2, g3) INT32_C(g1#g2#g3) +#define RT_D4_S32(g1, g2, g3, g4) INT32_C(g1#g2#g3#g4) + +#define RT_D1_U64(g1) UINT64_C(g1) +#define RT_D2_U64(g1, g2) UINT64_C(g1#g2) +#define RT_D3_U64(g1, g2, g3) UINT64_C(g1#g2#g3) +#define RT_D4_U64(g1, g2, g3, g4) UINT64_C(g1#g2#g3#g4) +#define RT_D5_U64(g1, g2, g3, g4, g5) UINT64_C(g1#g2#g3#g4#g5) +#define RT_D6_U64(g1, g2, g3, g4, g5, g6) UINT64_C(g1#g2#g3#g4#g5#g6) +#define RT_D7_U64(g1, g2, g3, g4, g5, g6, g7) UINT64_C(g1#g2#g3#g4#g5#g6#g7) + +#define RT_D1_S64(g1) INT64_C(g1) +#define RT_D2_S64(g1, g2) INT64_C(g1#g2) +#define RT_D3_S64(g1, g2, g3) INT64_C(g1#g2#g3) +#define RT_D4_S64(g1, g2, g3, g4) INT64_C(g1#g2#g3#g4) +#define RT_D5_S64(g1, g2, g3, g4, g5) INT64_C(g1#g2#g3#g4#g5) +#define RT_D6_S64(g1, g2, g3, g4, g5, g6) INT64_C(g1#g2#g3#g4#g5#g6) +#define RT_D7_S64(g1, g2, g3, g4, g5, g6, g7) INT64_C(g1#g2#g3#g4#g5#g6#g7) +/** @} */ + + +/** @defgroup grp_rt_cdefs_time Time Constants + * @{ + */ +/** 1 week expressed in nanoseconds (64-bit). */ +#define RT_NS_1WEEK UINT64_C(604800000000000) +/** 1 day expressed in nanoseconds (64-bit). */ +#define RT_NS_1DAY UINT64_C(86400000000000) +/** 1 hour expressed in nanoseconds (64-bit). */ +#define RT_NS_1HOUR UINT64_C(3600000000000) +/** 30 minutes expressed in nanoseconds (64-bit). */ +#define RT_NS_30MIN UINT64_C(1800000000000) +/** 5 minutes expressed in nanoseconds (64-bit). */ +#define RT_NS_5MIN UINT64_C(300000000000) +/** 1 minute expressed in nanoseconds (64-bit). */ +#define RT_NS_1MIN UINT64_C(60000000000) +/** 45 seconds expressed in nanoseconds (64-bit). */ +#define RT_NS_45SEC UINT64_C(45000000000) +/** 30 seconds expressed in nanoseconds (64-bit). */ +#define RT_NS_30SEC UINT64_C(30000000000) +/** 20 seconds expressed in nanoseconds (64-bit). */ +#define RT_NS_20SEC UINT64_C(20000000000) +/** 15 seconds expressed in nanoseconds (64-bit). */ +#define RT_NS_15SEC UINT64_C(15000000000) +/** 10 seconds expressed in nanoseconds (64-bit). */ +#define RT_NS_10SEC UINT64_C(10000000000) +/** 1 second expressed in nanoseconds. */ +#define RT_NS_1SEC UINT32_C(1000000000) +/** 100 millsecond expressed in nanoseconds. */ +#define RT_NS_100MS UINT32_C(100000000) +/** 10 millsecond expressed in nanoseconds. */ +#define RT_NS_10MS UINT32_C(10000000) +/** 8 millsecond expressed in nanoseconds. */ +#define RT_NS_8MS UINT32_C(8000000) +/** 2 millsecond expressed in nanoseconds. */ +#define RT_NS_2MS UINT32_C(2000000) +/** 1 millsecond expressed in nanoseconds. */ +#define RT_NS_1MS UINT32_C(1000000) +/** 100 microseconds expressed in nanoseconds. */ +#define RT_NS_100US UINT32_C(100000) +/** 10 microseconds expressed in nanoseconds. */ +#define RT_NS_10US UINT32_C(10000) +/** 1 microsecond expressed in nanoseconds. */ +#define RT_NS_1US UINT32_C(1000) + +/** 1 second expressed in nanoseconds - 64-bit type. */ +#define RT_NS_1SEC_64 UINT64_C(1000000000) +/** 100 millsecond expressed in nanoseconds - 64-bit type. */ +#define RT_NS_100MS_64 UINT64_C(100000000) +/** 10 millsecond expressed in nanoseconds - 64-bit type. */ +#define RT_NS_10MS_64 UINT64_C(10000000) +/** 1 millsecond expressed in nanoseconds - 64-bit type. */ +#define RT_NS_1MS_64 UINT64_C(1000000) +/** 100 microseconds expressed in nanoseconds - 64-bit type. */ +#define RT_NS_100US_64 UINT64_C(100000) +/** 10 microseconds expressed in nanoseconds - 64-bit type. */ +#define RT_NS_10US_64 UINT64_C(10000) +/** 1 microsecond expressed in nanoseconds - 64-bit type. */ +#define RT_NS_1US_64 UINT64_C(1000) + +/** 1 week expressed in microseconds (64-bit). */ +#define RT_US_1WEEK UINT64_C(604800000000) +/** 1 day expressed in microseconds (64-bit). */ +#define RT_US_1DAY UINT64_C(86400000000) +/** 1 hour expressed in microseconds. */ +#define RT_US_1HOUR UINT32_C(3600000000) +/** 30 minutes expressed in microseconds. */ +#define RT_US_30MIN UINT32_C(1800000000) +/** 5 minutes expressed in microseconds. */ +#define RT_US_5MIN UINT32_C(300000000) +/** 1 minute expressed in microseconds. */ +#define RT_US_1MIN UINT32_C(60000000) +/** 45 seconds expressed in microseconds. */ +#define RT_US_45SEC UINT32_C(45000000) +/** 30 seconds expressed in microseconds. */ +#define RT_US_30SEC UINT32_C(30000000) +/** 20 seconds expressed in microseconds. */ +#define RT_US_20SEC UINT32_C(20000000) +/** 15 seconds expressed in microseconds. */ +#define RT_US_15SEC UINT32_C(15000000) +/** 10 seconds expressed in microseconds. */ +#define RT_US_10SEC UINT32_C(10000000) +/** 5 seconds expressed in microseconds. */ +#define RT_US_5SEC UINT32_C(5000000) +/** 1 second expressed in microseconds. */ +#define RT_US_1SEC UINT32_C(1000000) +/** 100 millsecond expressed in microseconds. */ +#define RT_US_100MS UINT32_C(100000) +/** 10 millsecond expressed in microseconds. */ +#define RT_US_10MS UINT32_C(10000) +/** 1 millsecond expressed in microseconds. */ +#define RT_US_1MS UINT32_C(1000) + +/** 1 hour expressed in microseconds - 64-bit type. */ +#define RT_US_1HOUR_64 UINT64_C(3600000000) +/** 30 minutes expressed in microseconds - 64-bit type. */ +#define RT_US_30MIN_64 UINT64_C(1800000000) +/** 5 minutes expressed in microseconds - 64-bit type. */ +#define RT_US_5MIN_64 UINT64_C(300000000) +/** 1 minute expressed in microseconds - 64-bit type. */ +#define RT_US_1MIN_64 UINT64_C(60000000) +/** 45 seconds expressed in microseconds - 64-bit type. */ +#define RT_US_45SEC_64 UINT64_C(45000000) +/** 30 seconds expressed in microseconds - 64-bit type. */ +#define RT_US_30SEC_64 UINT64_C(30000000) +/** 20 seconds expressed in microseconds - 64-bit type. */ +#define RT_US_20SEC_64 UINT64_C(20000000) +/** 15 seconds expressed in microseconds - 64-bit type. */ +#define RT_US_15SEC_64 UINT64_C(15000000) +/** 10 seconds expressed in microseconds - 64-bit type. */ +#define RT_US_10SEC_64 UINT64_C(10000000) +/** 5 seconds expressed in microseconds - 64-bit type. */ +#define RT_US_5SEC_64 UINT64_C(5000000) +/** 1 second expressed in microseconds - 64-bit type. */ +#define RT_US_1SEC_64 UINT64_C(1000000) +/** 100 millsecond expressed in microseconds - 64-bit type. */ +#define RT_US_100MS_64 UINT64_C(100000) +/** 10 millsecond expressed in microseconds - 64-bit type. */ +#define RT_US_10MS_64 UINT64_C(10000) +/** 1 millsecond expressed in microseconds - 64-bit type. */ +#define RT_US_1MS_64 UINT64_C(1000) + +/** 1 week expressed in milliseconds. */ +#define RT_MS_1WEEK UINT32_C(604800000) +/** 1 day expressed in milliseconds. */ +#define RT_MS_1DAY UINT32_C(86400000) +/** 1 hour expressed in milliseconds. */ +#define RT_MS_1HOUR UINT32_C(3600000) +/** 30 minutes expressed in milliseconds. */ +#define RT_MS_30MIN UINT32_C(1800000) +/** 5 minutes expressed in milliseconds. */ +#define RT_MS_5MIN UINT32_C(300000) +/** 1 minute expressed in milliseconds. */ +#define RT_MS_1MIN UINT32_C(60000) +/** 45 seconds expressed in milliseconds. */ +#define RT_MS_45SEC UINT32_C(45000) +/** 30 seconds expressed in milliseconds. */ +#define RT_MS_30SEC UINT32_C(30000) +/** 20 seconds expressed in milliseconds. */ +#define RT_MS_20SEC UINT32_C(20000) +/** 15 seconds expressed in milliseconds. */ +#define RT_MS_15SEC UINT32_C(15000) +/** 10 seconds expressed in milliseconds. */ +#define RT_MS_10SEC UINT32_C(10000) +/** 5 seconds expressed in milliseconds. */ +#define RT_MS_5SEC UINT32_C(5000) +/** 1 second expressed in milliseconds. */ +#define RT_MS_1SEC UINT32_C(1000) + +/** 1 week expressed in milliseconds - 64-bit type. */ +#define RT_MS_1WEEK_64 UINT64_C(604800000) +/** 1 day expressed in milliseconds - 64-bit type. */ +#define RT_MS_1DAY_64 UINT64_C(86400000) +/** 1 hour expressed in milliseconds - 64-bit type. */ +#define RT_MS_1HOUR_64 UINT64_C(3600000) +/** 30 minutes expressed in milliseconds - 64-bit type. */ +#define RT_MS_30MIN_64 UINT64_C(1800000) +/** 5 minutes expressed in milliseconds - 64-bit type. */ +#define RT_MS_5MIN_64 UINT64_C(300000) +/** 1 minute expressed in milliseconds - 64-bit type. */ +#define RT_MS_1MIN_64 UINT64_C(60000) +/** 45 seconds expressed in milliseconds - 64-bit type. */ +#define RT_MS_45SEC_64 UINT64_C(45000) +/** 30 seconds expressed in milliseconds - 64-bit type. */ +#define RT_MS_30SEC_64 UINT64_C(30000) +/** 20 seconds expressed in milliseconds - 64-bit type. */ +#define RT_MS_20SEC_64 UINT64_C(20000) +/** 15 seconds expressed in milliseconds - 64-bit type. */ +#define RT_MS_15SEC_64 UINT64_C(15000) +/** 10 seconds expressed in milliseconds - 64-bit type. */ +#define RT_MS_10SEC_64 UINT64_C(10000) +/** 5 seconds expressed in milliseconds - 64-bit type. */ +#define RT_MS_5SEC_64 UINT64_C(5000) +/** 1 second expressed in milliseconds - 64-bit type. */ +#define RT_MS_1SEC_64 UINT64_C(1000) + +/** The number of seconds per week. */ +#define RT_SEC_1WEEK UINT32_C(604800) +/** The number of seconds per day. */ +#define RT_SEC_1DAY UINT32_C(86400) +/** The number of seconds per hour. */ +#define RT_SEC_1HOUR UINT32_C(3600) + +/** The number of seconds per week - 64-bit type. */ +#define RT_SEC_1WEEK_64 UINT64_C(604800) +/** The number of seconds per day - 64-bit type. */ +#define RT_SEC_1DAY_64 UINT64_C(86400) +/** The number of seconds per hour - 64-bit type. */ +#define RT_SEC_1HOUR_64 UINT64_C(3600) +/** @} */ + + +/** @defgroup grp_rt_cdefs_dbgtype Debug Info Types + * @{ */ +/** Other format. */ +#define RT_DBGTYPE_OTHER RT_BIT_32(0) +/** Stabs. */ +#define RT_DBGTYPE_STABS RT_BIT_32(1) +/** Debug With Arbitrary Record Format (DWARF). */ +#define RT_DBGTYPE_DWARF RT_BIT_32(2) +/** Microsoft Codeview debug info. */ +#define RT_DBGTYPE_CODEVIEW RT_BIT_32(3) +/** Watcom debug info. */ +#define RT_DBGTYPE_WATCOM RT_BIT_32(4) +/** IBM High Level Language debug info. */ +#define RT_DBGTYPE_HLL RT_BIT_32(5) +/** Old OS/2 and Windows symbol file. */ +#define RT_DBGTYPE_SYM RT_BIT_32(6) +/** Map file. */ +#define RT_DBGTYPE_MAP RT_BIT_32(7) +/** @} */ + + +/** @defgroup grp_rt_cdefs_exetype Executable Image Types + * @{ */ +/** Some other format. */ +#define RT_EXETYPE_OTHER RT_BIT_32(0) +/** Portable Executable. */ +#define RT_EXETYPE_PE RT_BIT_32(1) +/** Linear eXecutable. */ +#define RT_EXETYPE_LX RT_BIT_32(2) +/** Linear Executable. */ +#define RT_EXETYPE_LE RT_BIT_32(3) +/** New Executable. */ +#define RT_EXETYPE_NE RT_BIT_32(4) +/** DOS Executable (Mark Zbikowski). */ +#define RT_EXETYPE_MZ RT_BIT_32(5) +/** COM Executable. */ +#define RT_EXETYPE_COM RT_BIT_32(6) +/** a.out Executable. */ +#define RT_EXETYPE_AOUT RT_BIT_32(7) +/** Executable and Linkable Format. */ +#define RT_EXETYPE_ELF RT_BIT_32(8) +/** Mach-O Executable (including FAT ones). */ +#define RT_EXETYPE_MACHO RT_BIT_32(9) +/** TE from UEFI. */ +#define RT_EXETYPE_TE RT_BIT_32(9) +/** @} */ + + +/** @def RT_VALID_PTR + * Pointer validation macro. + * @param ptr The pointer. + */ +#if defined(RT_ARCH_AMD64) +# ifdef IN_RING3 +# if defined(RT_OS_DARWIN) /* first 4GB is reserved for legacy kernel. */ +# define RT_VALID_PTR(ptr) ( (uintptr_t)(ptr) >= _4G \ + && !((uintptr_t)(ptr) & 0xffff800000000000ULL) ) +# elif defined(RT_OS_SOLARIS) /* The kernel only used the top 2TB, but keep it simple. */ +# define RT_VALID_PTR(ptr) ( (uintptr_t)(ptr) + 0x1000U >= 0x2000U \ + && ( ((uintptr_t)(ptr) & 0xffff800000000000ULL) == 0xffff800000000000ULL \ + || ((uintptr_t)(ptr) & 0xffff800000000000ULL) == 0) ) +# elif defined(RT_OS_LINUX) /* May use 5-level paging (see Documentation/x86/x86_64/mm.rst). */ +# define RT_VALID_PTR(ptr) ( (uintptr_t)(ptr) >= 0x1000U /* one invalid page at the bottom */ \ + && !((uintptr_t)(ptr) & 0xff00000000000000ULL) ) +# else +# define RT_VALID_PTR(ptr) ( (uintptr_t)(ptr) >= 0x1000U \ + && !((uintptr_t)(ptr) & 0xffff800000000000ULL) ) +# endif +# else /* !IN_RING3 */ +# if defined(RT_OS_LINUX) /* May use 5-level paging (see Documentation/x86/x86_64/mm.rst). */ +# if 1 /* User address are no longer considered valid in kernel mode (SMAP, etc). */ +# define RT_VALID_PTR(ptr) ((uintptr_t)(ptr) - 0xff00000000000000ULL < 0x00ffffffffe00000ULL) /* 2MB invalid space at the top */ +# else +# define RT_VALID_PTR(ptr) ( (uintptr_t)(ptr) + 0x200000 >= 0x201000U /* one invalid page at the bottom and 2MB at the top */ \ + && ( ((uintptr_t)(ptr) & 0xff00000000000000ULL) == 0xff00000000000000ULL \ + || ((uintptr_t)(ptr) & 0xff00000000000000ULL) == 0) ) +# endif +# else +# define RT_VALID_PTR(ptr) ( (uintptr_t)(ptr) + 0x1000U >= 0x2000U \ + && ( ((uintptr_t)(ptr) & 0xffff800000000000ULL) == 0xffff800000000000ULL \ + || ((uintptr_t)(ptr) & 0xffff800000000000ULL) == 0) ) +# endif +# endif /* !IN_RING3 */ + +#elif defined(RT_ARCH_X86) +# define RT_VALID_PTR(ptr) ( (uintptr_t)(ptr) + 0x1000U >= 0x2000U ) + +#elif defined(RT_ARCH_SPARC64) +# ifdef IN_RING3 +# if defined(RT_OS_SOLARIS) +/** Sparc64 user mode: According to Figure 9.4 in solaris internals */ +/** @todo # define RT_VALID_PTR(ptr) ( (uintptr_t)(ptr) + 0x80004000U >= 0x80004000U + 0x100000000ULL ) - figure this. */ +# define RT_VALID_PTR(ptr) ( (uintptr_t)(ptr) + 0x80000000U >= 0x80000000U + 0x100000000ULL ) +# else +# error "Port me" +# endif +# else /* !IN_RING3 */ +# if defined(RT_OS_SOLARIS) +/** @todo Sparc64 kernel mode: This is according to Figure 11.1 in solaris + * internals. Verify in sources. */ +# define RT_VALID_PTR(ptr) ( (uintptr_t)(ptr) >= 0x01000000U ) +# else +# error "Port me" +# endif +# endif /* !IN_RING3 */ + +#elif defined(RT_ARCH_SPARC) +# ifdef IN_RING3 +# ifdef RT_OS_SOLARIS +/** Sparc user mode: According to + * http://cvs.opensolaris.org/source/xref/onnv/onnv-gate/usr/src/uts/sun4/os/startup.c#510 */ +# define RT_VALID_PTR(ptr) ( (uintptr_t)(ptr) + 0x400000U >= 0x400000U + 0x2000U ) + +# else +# error "Port me" +# endif +# else /* !IN_RING3 */ +# ifdef RT_OS_SOLARIS +/** @todo Sparc kernel mode: Check the sources! */ +# define RT_VALID_PTR(ptr) ( (uintptr_t)(ptr) + 0x1000U >= 0x2000U ) +# else +# error "Port me" +# endif +# endif /* !IN_RING3 */ + +#elif defined(RT_ARCH_ARM32) || defined(RT_ARCH_ARM64) +/* ASSUMES that at least the last and first 4K are out of bounds. */ +# define RT_VALID_PTR(ptr) ( (uintptr_t)(ptr) + 0x1000U >= 0x2000U ) + +#else +# error "Architecture identifier missing / not implemented." +#endif + +/** @def RT_VALID_ALIGNED_PTR + * Pointer validation macro that also checks the alignment. + * @param ptr The pointer. + * @param align The alignment, must be a power of two. + */ +#define RT_VALID_ALIGNED_PTR(ptr, align) \ + ( !((uintptr_t)(ptr) & (uintptr_t)((align) - 1)) \ + && RT_VALID_PTR(ptr) ) + + +/** @def VALID_PHYS32 + * 32 bits physical address validation macro. + * @param Phys The RTGCPHYS address. + */ +#define VALID_PHYS32(Phys) ( (uint64_t)(Phys) < (uint64_t)_4G ) + +/** @def N_ + * The \#define N_ is used to mark a string for translation. This is usable in + * any part of the code, as it is only used by the tools that create message + * catalogs. This macro is a no-op as far as the compiler and code generation + * is concerned. + * + * If you want to both mark a string for translation and translate it, use _(). + */ +#define N_(s) (s) + +/** @def _ + * The \#define _ is used to mark a string for translation and to translate it + * in one step. + * + * If you want to only mark a string for translation, use N_(). + */ +#define _(s) gettext(s) + + +#if (!defined(__GNUC__) && !defined(__PRETTY_FUNCTION__)) || defined(DOXYGEN_RUNNING) +# if defined(_MSC_VER) || defined(DOXYGEN_RUNNING) +/** With GNU C we'd like to use the builtin __PRETTY_FUNCTION__, so define that + * for the other compilers. */ +# define __PRETTY_FUNCTION__ __FUNCSIG__ +# else +# define __PRETTY_FUNCTION__ __FUNCTION__ +# endif +#endif + + +/** @def RT_STRICT + * The \#define RT_STRICT controls whether or not assertions and other runtime + * checks should be compiled in or not. This is defined when DEBUG is defined. + * If RT_NO_STRICT is defined, it will unconditionally be undefined. + * + * If you want assertions which are not subject to compile time options use + * the AssertRelease*() flavors. + */ +#if !defined(RT_STRICT) && defined(DEBUG) +# define RT_STRICT +#endif +#ifdef RT_NO_STRICT +# undef RT_STRICT +#endif + +/** @todo remove this: */ +#if !defined(RT_LOCK_STRICT) && !defined(DEBUG_bird) +# define RT_LOCK_NO_STRICT +#endif +#if !defined(RT_LOCK_STRICT_ORDER) && !defined(DEBUG_bird) +# define RT_LOCK_NO_STRICT_ORDER +#endif + +/** @def RT_LOCK_STRICT + * The \#define RT_LOCK_STRICT controls whether deadlock detection and related + * checks are done in the lock and semaphore code. It is by default enabled in + * RT_STRICT builds, but this behavior can be overridden by defining + * RT_LOCK_NO_STRICT. */ +#if !defined(RT_LOCK_STRICT) && !defined(RT_LOCK_NO_STRICT) && defined(RT_STRICT) +# define RT_LOCK_STRICT +#endif +/** @def RT_LOCK_NO_STRICT + * The \#define RT_LOCK_NO_STRICT disables RT_LOCK_STRICT. */ +#if defined(RT_LOCK_NO_STRICT) && defined(RT_LOCK_STRICT) +# undef RT_LOCK_STRICT +#endif + +/** @def RT_LOCK_STRICT_ORDER + * The \#define RT_LOCK_STRICT_ORDER controls whether locking order is checked + * by the lock and semaphore code. It is by default enabled in RT_STRICT + * builds, but this behavior can be overridden by defining + * RT_LOCK_NO_STRICT_ORDER. */ +#if !defined(RT_LOCK_STRICT_ORDER) && !defined(RT_LOCK_NO_STRICT_ORDER) && defined(RT_STRICT) +# define RT_LOCK_STRICT_ORDER +#endif +/** @def RT_LOCK_NO_STRICT_ORDER + * The \#define RT_LOCK_NO_STRICT_ORDER disables RT_LOCK_STRICT_ORDER. */ +#if defined(RT_LOCK_NO_STRICT_ORDER) && defined(RT_LOCK_STRICT_ORDER) +# undef RT_LOCK_STRICT_ORDER +#endif + + +/** Source position. */ +#define RT_SRC_POS __FILE__, __LINE__, RT_GCC_EXTENSION __PRETTY_FUNCTION__ + +/** Source position declaration. */ +#define RT_SRC_POS_DECL const char *pszFile, unsigned iLine, const char *pszFunction + +/** Source position arguments. */ +#define RT_SRC_POS_ARGS pszFile, iLine, pszFunction + +/** Applies NOREF() to the source position arguments. */ +#define RT_SRC_POS_NOREF() do { NOREF(pszFile); NOREF(iLine); NOREF(pszFunction); } while (0) + + +/** @def RT_INLINE_ASM_EXTERNAL + * Defined as 1 if the compiler does not support inline assembly. + * The ASM* functions will then be implemented in external .asm files. + */ +#if (defined(_MSC_VER) && defined(RT_ARCH_AMD64)) \ + || (!defined(RT_ARCH_AMD64) && !defined(RT_ARCH_X86) && !defined(RT_ARCH_ARM64) && !defined(RT_ARCH_ARM32)) \ + || defined(__WATCOMC__) +# define RT_INLINE_ASM_EXTERNAL 1 +#else +# define RT_INLINE_ASM_EXTERNAL 0 +#endif + +/** @def RT_INLINE_ASM_GNU_STYLE + * Defined as 1 if the compiler understands GNU style inline assembly. + */ +#if defined(_MSC_VER) || defined(__WATCOMC__) +# define RT_INLINE_ASM_GNU_STYLE 0 +#else +# define RT_INLINE_ASM_GNU_STYLE 1 +#endif + +/** @def RT_INLINE_ASM_USES_INTRIN + * Defined as one of the RT_MSC_VER_XXX MSC version values if the compiler have + * and uses intrin.h. Otherwise it is 0. */ +#ifdef _MSC_VER +# if _MSC_VER >= RT_MSC_VER_VS2019 /* Visual C++ v14.2 */ +# define RT_INLINE_ASM_USES_INTRIN RT_MSC_VER_VS2019 +# elif _MSC_VER >= RT_MSC_VER_VS2017 /* Visual C++ v14.1 */ +# define RT_INLINE_ASM_USES_INTRIN RT_MSC_VER_VS2017 +# elif _MSC_VER >= RT_MSC_VER_VS2015 /* Visual C++ v14.0 */ +# define RT_INLINE_ASM_USES_INTRIN RT_MSC_VER_VS2015 +# elif _MSC_VER >= RT_MSC_VER_VS2013 /* Visual C++ v12.0 */ +# define RT_INLINE_ASM_USES_INTRIN RT_MSC_VER_VS2013 +# elif _MSC_VER >= RT_MSC_VER_VS2012 /* Visual C++ v11.0 */ +# define RT_INLINE_ASM_USES_INTRIN RT_MSC_VER_VS2012 +# elif _MSC_VER >= RT_MSC_VER_VS2010 /* Visual C++ v10.0 */ +# define RT_INLINE_ASM_USES_INTRIN RT_MSC_VER_VS2010 +# elif _MSC_VER >= RT_MSC_VER_VS2008 /* Visual C++ v9.0 */ +# define RT_INLINE_ASM_USES_INTRIN RT_MSC_VER_VS2008 +# elif _MSC_VER >= RT_MSC_VER_VS2005 /* Visual C++ v8.0 */ +# define RT_INLINE_ASM_USES_INTRIN RT_MSC_VER_VS2005 +# endif +#endif +#ifndef RT_INLINE_ASM_USES_INTRIN +# define RT_INLINE_ASM_USES_INTRIN 0 +#endif + +#define RT_MSC_VER_VS2012 (1700) /**< Visual Studio 2012. */ +#define RT_MSC_VER_VC110 RT_MSC_VER_VS2012 /**< Visual C++ 11.0, aka Visual Studio 2012. */ +#define RT_MSC_VER_VS2013 (1800) /**< Visual Studio 2013. */ +#define RT_MSC_VER_VC120 RT_MSC_VER_VS2013 /**< Visual C++ 12.0, aka Visual Studio 2013. */ +#define RT_MSC_VER_VS2015 (1900) /**< Visual Studio 2015. */ +#define RT_MSC_VER_VC140 RT_MSC_VER_VS2015 /**< Visual C++ 14.0, aka Visual Studio 2015. */ +#define RT_MSC_VER_VS2017 (1910) /**< Visual Studio 2017. */ +#define RT_MSC_VER_VC141 RT_MSC_VER_VS2017 /**< Visual C++ 14.1, aka Visual Studio 2017. */ +#define RT_MSC_VER_VS2019 (1920) /**< Visual Studio 2017. */ +#define RT_MSC_VER_VC142 RT_MSC_VER_VS2019 /**< Visual C++ 14.2, aka Visual Studio 2019. */ + +/** @def RT_COMPILER_SUPPORTS_LAMBDA + * If the defined, the compiler supports lambda expressions. These expressions + * are useful for embedding assertions and type checks into macros. */ +#if defined(_MSC_VER) && defined(__cplusplus) +# if _MSC_VER >= 1600 /* Visual C++ v10.0 / 2010 */ +# define RT_COMPILER_SUPPORTS_LAMBDA +# endif +#elif defined(__GNUC__) && defined(__cplusplus) +/* 4.5 or later, I think, if in ++11 mode... */ +#endif + +/** @def RT_DATA_IS_FAR + * Set to 1 if we're in 16-bit mode and use far pointers. + */ +#if ARCH_BITS == 16 && defined(__WATCOMC__) \ + && (defined(__COMPACT__) || defined(__LARGE__)) +# define RT_DATA_IS_FAR 1 +#else +# define RT_DATA_IS_FAR 0 +#endif + +/** @def RT_FAR + * For indicating far pointers in 16-bit code. + * Does nothing in 32-bit and 64-bit code. */ +/** @def RT_NEAR + * For indicating near pointers in 16-bit code. + * Does nothing in 32-bit and 64-bit code. */ +/** @def RT_FAR_CODE + * For indicating far 16-bit functions. + * Does nothing in 32-bit and 64-bit code. */ +/** @def RT_NEAR_CODE + * For indicating near 16-bit functions. + * Does nothing in 32-bit and 64-bit code. */ +/** @def RT_FAR_DATA + * For indicating far 16-bit external data, i.e. in a segment other than DATA16. + * Does nothing in 32-bit and 64-bit code. */ +#if ARCH_BITS == 16 +# define RT_FAR __far +# define RT_NEAR __near +# define RT_FAR_CODE __far +# define RT_NEAR_CODE __near +# define RT_FAR_DATA __far +#else +# define RT_FAR +# define RT_NEAR +# define RT_FAR_CODE +# define RT_NEAR_CODE +# define RT_FAR_DATA +#endif + + +/** @} */ + + +/** @defgroup grp_rt_cdefs_cpp Special Macros for C++ + * @ingroup grp_rt_cdefs + * @{ + */ + +#ifdef __cplusplus + +/** @def DECLEXPORT_CLASS + * How to declare an exported class. Place this macro after the 'class' + * keyword in the declaration of every class you want to export. + * + * @note It is necessary to use this macro even for inner classes declared + * inside the already exported classes. This is a GCC specific requirement, + * but it seems not to harm other compilers. + */ +#if defined(_MSC_VER) || defined(RT_OS_OS2) +# define DECLEXPORT_CLASS __declspec(dllexport) +#elif defined(RT_USE_VISIBILITY_DEFAULT) +# define DECLEXPORT_CLASS __attribute__((visibility("default"))) +#else +# define DECLEXPORT_CLASS +#endif + +/** @def DECLIMPORT_CLASS + * How to declare an imported class Place this macro after the 'class' + * keyword in the declaration of every class you want to export. + * + * @note It is necessary to use this macro even for inner classes declared + * inside the already exported classes. This is a GCC specific requirement, + * but it seems not to harm other compilers. + */ +#if defined(_MSC_VER) || (defined(RT_OS_OS2) && !defined(__IBMC__) && !defined(__IBMCPP__)) +# define DECLIMPORT_CLASS __declspec(dllimport) +#elif defined(RT_USE_VISIBILITY_DEFAULT) +# define DECLIMPORT_CLASS __attribute__((visibility("default"))) +#else +# define DECLIMPORT_CLASS +#endif + +/** @def WORKAROUND_MSVC7_ERROR_C2593_FOR_BOOL_OP + * Macro to work around error C2593 of the not-so-smart MSVC 7.x ambiguity + * resolver. The following snippet clearly demonstrates the code causing this + * error: + * @code + * class A + * { + * public: + * operator bool() const { return false; } + * operator int*() const { return NULL; } + * }; + * int main() + * { + * A a; + * if (!a); + * if (a && 0); + * return 0; + * } + * @endcode + * The code itself seems pretty valid to me and GCC thinks the same. + * + * This macro fixes the compiler error by explicitly overloading implicit + * global operators !, && and || that take the given class instance as one of + * their arguments. + * + * The best is to use this macro right after the class declaration. + * + * @note The macro expands to nothing for compilers other than MSVC. + * + * @param Cls Class to apply the workaround to + */ +#if defined(_MSC_VER) +# define WORKAROUND_MSVC7_ERROR_C2593_FOR_BOOL_OP(Cls) \ + inline bool operator! (const Cls &that) { return !bool (that); } \ + inline bool operator&& (const Cls &that, bool b) { return bool (that) && b; } \ + inline bool operator|| (const Cls &that, bool b) { return bool (that) || b; } \ + inline bool operator&& (bool b, const Cls &that) { return b && bool (that); } \ + inline bool operator|| (bool b, const Cls &that) { return b || bool (that); } +#else +# define WORKAROUND_MSVC7_ERROR_C2593_FOR_BOOL_OP(Cls) +#endif + +/** @def WORKAROUND_MSVC7_ERROR_C2593_FOR_BOOL_OP_TPL + * Version of WORKAROUND_MSVC7_ERROR_C2593_FOR_BOOL_OP for template classes. + * + * @param Tpl Name of the template class to apply the workaround to + * @param ArgsDecl arguments of the template, as declared in |<>| after the + * |template| keyword, including |<>| + * @param Args arguments of the template, as specified in |<>| after the + * template class name when using the, including |<>| + * + * Example: + * @code + * // template class declaration + * template <class C> + * class Foo { ... }; + * // applied workaround + * WORKAROUND_MSVC7_ERROR_C2593_FOR_BOOL_OP_TPL (Foo, <class C>, <C>) + * @endcode + */ +#if defined(_MSC_VER) +# define WORKAROUND_MSVC7_ERROR_C2593_FOR_BOOL_OP_TPL(Tpl, ArgsDecl, Args) \ + template ArgsDecl \ + inline bool operator! (const Tpl Args &that) { return !bool (that); } \ + template ArgsDecl \ + inline bool operator&& (const Tpl Args &that, bool b) { return bool (that) && b; } \ + template ArgsDecl \ + inline bool operator|| (const Tpl Args &that, bool b) { return bool (that) || b; } \ + template ArgsDecl \ + inline bool operator&& (bool b, const Tpl Args &that) { return b && bool (that); } \ + template ArgsDecl \ + inline bool operator|| (bool b, const Tpl Args &that) { return b || bool (that); } +#else +# define WORKAROUND_MSVC7_ERROR_C2593_FOR_BOOL_OP_TPL(Tpl, ArgsDecl, Args) +#endif + + +/** @def DECLARE_CLS_COPY_CTOR_ASSIGN_NOOP + * Declares the copy constructor and the assignment operation as inlined no-ops + * (non-existent functions) for the given class. Use this macro inside the + * private section if you want to effectively disable these operations for your + * class. + * + * @param Cls class name to declare for + */ +#define DECLARE_CLS_COPY_CTOR_ASSIGN_NOOP(Cls) \ + inline Cls(const Cls &); \ + inline Cls &operator= (const Cls &) + + +/** @def DECLARE_CLS_NEW_DELETE_NOOP + * Declares the new and delete operations as no-ops (non-existent functions) + * for the given class. Use this macro inside the private section if you want + * to effectively limit creating class instances on the stack only. + * + * @note The destructor of the given class must not be virtual, otherwise a + * compile time error will occur. Note that this is not a drawback: having + * the virtual destructor for a stack-based class is absolutely useless + * (the real class of the stack-based instance is always known to the compiler + * at compile time, so it will always call the correct destructor). + * + * @param Cls class name to declare for + */ +#define DECLARE_CLS_NEW_DELETE_NOOP(Cls) \ + inline static void *operator new (size_t); \ + inline static void operator delete (void *) + +#endif /* __cplusplus */ + +/** @} */ + +#endif /* !IPRT_INCLUDED_cdefs_h */ + |