types.h revision 0760bbd185c492c09d7ef61fdceb498b279e771c
/** @file
* InnoTek Portable Runtime - Types.
*/
/*
* Copyright (C) 2006 InnoTek Systemberatung GmbH
*
* This file is part of VirtualBox Open Source Edition (OSE), as
* available from http://www.virtualbox.org. This file is free software;
* General Public License as published by the Free Software Foundation,
* in version 2 as it comes in the "COPYING" file of the VirtualBox OSE
* distribution. VirtualBox OSE is distributed in the hope that it will
* be useful, but WITHOUT ANY WARRANTY of any kind.
*
* If you received this file as part of a commercial VirtualBox
* distribution, then only the terms of your commercial VirtualBox
* license agreement apply instead of the previous paragraph.
*/
#ifndef __iprt_types_h__
#define __iprt_types_h__
/*
* Include standard C types.
*/
#ifndef IPRT_NO_CRT
# include <stddef.h>
# else /* DARWIN && KERNEL */
# ifndef _PTRDIFF_T
# define _PTRDIFF_T
typedef __darwin_ptrdiff_t ptrdiff_t;
# endif
# endif /* DARWIN && KERNEL */
# if defined(__LINUX__) && defined(__KERNEL__)
/*
* Kludge for the linux kernel:
* declares false and true as enum values.
* We work around these issues here and nowhere else.
*/
# if defined(__cplusplus)
typedef bool _Bool;
# endif
# define bool linux_bool
# define true linux_true
# define false linux_false
# undef false
# undef true
# undef bool
# else
# endif
# ifdef _MSC_VER
# endif
#else /* no crt */
#endif /* no crt */
/** @defgroup grp_rt_types InnoTek Portable Runtime Base Types
* @{
*/
/* define wchar_t, we don't wanna include all the wcsstuff to get this. */
#ifdef _MSC_VER
# ifndef _WCHAR_T_DEFINED
typedef unsigned short wchar_t;
# define _WCHAR_T_DEFINED
# endif
#endif
#ifdef __GNUC__
/** @todo wchar_t on GNUC */
#endif
/*
* C doesn't have bool.
*/
#ifndef __cplusplus
# if defined(__GNUC__)
typedef _Bool bool;
# else
typedef unsigned char bool;
# endif
# ifndef true
# define true (1)
# endif
# ifndef false
# define false (0)
# endif
#endif
/**
* 128-bit unsigned integer.
*/
typedef __uint128_t uint128_t;
#else
typedef struct uint128_s
{
} uint128_t;
#endif
/**
* 128-bit signed integer.
*/
typedef __int128_t int128_t;
#else
typedef struct int128_s
{
} int128_t;
#endif
/**
* 16-bit unsigned interger union.
*/
typedef union RTUINT16U
{
/** natural view. */
uint16_t u;
/** 16-bit view. */
/** 8-bit view. */
struct
{
} s;
} RTUINT16U;
/** Pointer to a 16-bit unsigned interger union. */
typedef RTUINT16U *PRTUINT16U;
/** Pointer to a const 32-bit unsigned interger union. */
typedef const RTUINT16U *PCRTUINT16U;
/**
* 32-bit unsigned interger union.
*/
typedef union RTUINT32U
{
/** natural view. */
uint32_t u;
struct
{
} s;
/** Word view. */
struct
{
} Words;
/** 32-bit view. */
/** 16-bit view. */
/** 8-bit view. */
} RTUINT32U;
/** Pointer to a 32-bit unsigned interger union. */
typedef RTUINT32U *PRTUINT32U;
/** Pointer to a const 32-bit unsigned interger union. */
typedef const RTUINT32U *PCRTUINT32U;
/**
* 64-bit unsigned interger union.
*/
typedef union RTUINT64U
{
/** Natural view. */
uint64_t u;
struct
{
} s;
/** Double-Word view. */
struct
{
} DWords;
/** Word view. */
struct
{
} Words;
/** 64-bit view. */
/** 32-bit view. */
/** 16-bit view. */
/** 8-bit view. */
} RTUINT64U;
/** Pointer to a 64-bit unsigned interger union. */
typedef RTUINT64U *PRTUINT64U;
/** Pointer to a const 64-bit unsigned interger union. */
typedef const RTUINT64U *PCRTUINT64U;
/**
* 128-bit unsigned interger union.
*/
typedef union RTUINT128U
{
/** Natural view.
* WARNING! This member depends on compiler supporing 128-bit stuff. */
uint128_t u;
struct
{
} s;
/** Quad-Word view. */
struct
{
} QWords;
/** Double-Word view. */
struct
{
} DWords;
/** Word view. */
struct
{
} Words;
/** 64-bit view. */
/** 32-bit view. */
/** 16-bit view. */
/** 8-bit view. */
} RTUINT128U;
/** Pointer to a 64-bit unsigned interger union. */
typedef RTUINT128U *PRTUINT128U;
/** Pointer to a const 64-bit unsigned interger union. */
typedef const RTUINT128U *PCRTUINT128U;
/** Generic function type.
* @see PFNRT
*/
typedef DECLCALLBACK(void) FNRT(void);
/** Generic function pointer.
* With -pedantic, gcc-4 complains when casting a function to a data object, for example
*
* @code
* void foo(void)
* {
* }
*
* void *bar = (void *)foo;
* @endcode
*
* The compiler would warn with "ISO C++ forbids casting between pointer-to-function and
* pointer-to-object". The purpose of this warning is not to bother the programmer but to
* point out that he is probably doing something dangerous, assigning a pointer to executable
* code to a data object.
*/
/** @defgroup grp_rt_types_both Common Guest and Host Context Basic Types
* @ingroup grp_rt_types
* @{
*/
/** Signed integer which can contain both GC and HC pointers. */
#else
#endif
/** Pointer to signed integer which can contain both GC and HC pointers. */
/** Pointer const to signed integer which can contain both GC and HC pointers. */
typedef const RTINTPTR *PCRTINTPTR;
/** Unsigned integer which can contain both GC and HC pointers. */
#else
#endif
/** Pointer to unsigned integer which can contain both GC and HC pointers. */
typedef RTUINTPTR *PRTUINTPTR;
/** Pointer const to unsigned integer which can contain both GC and HC pointers. */
typedef const RTUINTPTR *PCRTUINTPTR;
/** Signed integer. */
/** Pointer to signed integer. */
/** Pointer to const signed integer. */
/** Unsigned integer. */
/** Pointer to unsigned integer. */
/** Pointer to const unsigned integer. */
/** A file offset / size (off_t). */
/** Pointer to a file offset / size. */
/** Pointer to file mode. */
/** Device unix number. */
/** Pointer to a device unix number. */
/** i-node number. */
/** Pointer to a i-node number. */
/** User id. */
/** Pointer to a user id. */
/** NIL user id.
* @todo check this for portability! */
/** Group id. */
/** Pointer to a group id. */
/** NIL group id.
* @todo check this for portability! */
/** I/O Port. */
/** Pointer to I/O Port. */
/** Pointer to const I/O Port. */
typedef const RTIOPORT *PCRTIOPORT;
/** Selector. */
/** Pointer to selector. */
/** Pointer to const selector. */
/** Far 16-bit pointer. */
#pragma pack(1)
typedef struct RTFAR16
{
} RTFAR16;
#pragma pack()
/** Pointer to Far 16-bit pointer. */
/** Pointer to const Far 16-bit pointer. */
/** Far 32-bit pointer. */
#pragma pack(1)
typedef struct RTFAR32
{
} RTFAR32;
#pragma pack()
/** Pointer to Far 32-bit pointer. */
/** Pointer to const Far 32-bit pointer. */
/** Far 64-bit pointer. */
#pragma pack(1)
typedef struct RTFAR64
{
} RTFAR64;
#pragma pack()
/** Pointer to Far 64-bit pointer. */
/** Pointer to const Far 64-bit pointer. */
/** @} */
/** @defgroup grp_rt_types_hc Host Context Basic Types
* @ingroup grp_rt_types
* @{
*/
/** HC Natural signed integer. */
/** Pointer to HC Natural signed integer. */
/** Pointer to const HC Natural signed integer. */
/** HC Natural unsigned integer. */
/** Pointer to HC Natural unsigned integer. */
/** Pointer to const HC Natural unsigned integer. */
typedef const RTHCUINT *PCRTHCUINT;
/** Signed integer which can contain a HC pointer. */
#if HC_ARCH_BITS == 32
typedef int32_t RTHCINTPTR;
typedef int64_t RTHCINTPTR;
#else
#endif
/** Pointer to signed interger which can contain a HC pointer. */
typedef RTHCINTPTR *PRTHCINTPTR;
/** Pointer to const signed interger which can contain a HC pointer. */
typedef const RTHCINTPTR *PCRTHCINTPTR;
/** Signed integer which can contain a HC ring-3 pointer. */
#if R3_ARCH_BITS == 32
typedef int32_t RTR3INTPTR;
typedef int64_t RTR3INTPTR;
#else
#endif
/** Pointer to signed interger which can contain a HC ring-3 pointer. */
typedef RTR3INTPTR *PRTR3INTPTR;
/** Pointer to const signed interger which can contain a HC ring-3 pointer. */
typedef const RTR3INTPTR *PCRTR3INTPTR;
/** Signed integer which can contain a HC ring-0 pointer. */
#if R0_ARCH_BITS == 32
typedef int32_t RTR0INTPTR;
typedef int64_t RTR0INTPTR;
#else
#endif
/** Pointer to signed interger which can contain a HC ring-0 pointer. */
typedef RTR0INTPTR *PRTR0INTPTR;
/** Pointer to const signed interger which can contain a HC ring-0 pointer. */
typedef const RTR0INTPTR *PCRTR0INTPTR;
/** Unsigned integer which can contain a HC pointer. */
#if HC_ARCH_BITS == 32
typedef uint32_t RTHCUINTPTR;
typedef uint64_t RTHCUINTPTR;
#else
#endif
/** Pointer to unsigned interger which can contain a HC pointer. */
typedef RTHCUINTPTR *PRTHCUINTPTR;
/** Pointer to unsigned interger which can contain a HC pointer. */
typedef const RTHCUINTPTR *PCRTHCUINTPTR;
/** Unsigned integer which can contain a HC ring-3 pointer. */
#if R3_ARCH_BITS == 32
typedef uint32_t RTR3UINTPTR;
typedef uint64_t RTR3UINTPTR;
#else
#endif
/** Pointer to unsigned interger which can contain a HC ring-3 pointer. */
typedef RTR3UINTPTR *PRTR3UINTPTR;
/** Pointer to unsigned interger which can contain a HC ring-3 pointer. */
typedef const RTR3UINTPTR *PCRTR3UINTPTR;
/** Unsigned integer which can contain a HC ring-0 pointer. */
#if R0_ARCH_BITS == 32
typedef uint32_t RTR0UINTPTR;
typedef uint64_t RTR0UINTPTR;
#else
#endif
/** Pointer to unsigned interger which can contain a HC ring-0 pointer. */
typedef RTR0UINTPTR *PRTR0UINTPTR;
/** Pointer to unsigned interger which can contain a HC ring-0 pointer. */
typedef const RTR0UINTPTR *PCRTR0UINTPTR;
/** Host Physical Memory Address.
* @todo This should be configurable at compile time too...
*/
/** Pointer to Host Physical Memory Address. */
/** Pointer to const Host Physical Memory Address. */
typedef const RTHCPHYS *PCRTHCPHYS;
/** @def NIL_RTHCPHYS
* NIL HC Physical Address.
* NIL_RTHCPHYS is used to signal an invalid physical address, similar
* to the NULL pointer.
*/
/** HC pointer. */
#ifndef IN_GC
typedef void * RTHCPTR;
#else
typedef RTHCUINTPTR RTHCPTR;
#endif
/** Pointer to HC pointer. */
/** Pointer to const HC pointer. */
/** @def NIL_RTHCPTR
* NIL HC pointer.
*/
#define NIL_RTHCPTR ((RTHCPTR)0)
/** HC ring-3 pointer. */
#ifdef IN_RING3
typedef void * RTR3PTR;
#else
typedef RTR3UINTPTR RTR3PTR;
#endif
/** Pointer to HC ring-3 pointer. */
/** Pointer to const HC ring-3 pointer. */
/** @def NIL_RTR3PTR
* NIL HC ring-3 pointer.
*/
#define NIL_RTR3PTR ((RTR3PTR)0)
/** HC ring-0 pointer. */
#ifdef IN_RING0
typedef void * RTR0PTR;
#else
typedef RTR0UINTPTR RTR0PTR;
#endif
/** Pointer to HC ring-0 pointer. */
/** Pointer to const HC ring-0 pointer. */
/** @def NIL_RTR0PTR
* NIL HC ring-0 pointer.
*/
#define NIL_RTR0PTR ((RTR0PTR)0)
/** Unsigned integer register in the host context. */
#if HC_ARCH_BITS == 32
typedef uint32_t RTHCUINTREG;
typedef uint64_t RTHCUINTREG;
#else
# error "Unsupported HC_ARCH_BITS!"
#endif
/** Pointer to an unsigned integer register in the host context. */
typedef RTHCUINTREG *PRTHCUINTREG;
/** Pointer to a const unsigned integer register in the host context. */
typedef const RTHCUINTREG *PCRTHCUINTREG;
/** Unsigned integer register in the host ring-3 context. */
#if R3_ARCH_BITS == 32
typedef uint32_t RTR3UINTREG;
typedef uint64_t RTR3UINTREG;
#else
# error "Unsupported R3_ARCH_BITS!"
#endif
/** Pointer to an unsigned integer register in the host ring-3 context. */
typedef RTR3UINTREG *PRTR3UINTREG;
/** Pointer to a const unsigned integer register in the host ring-3 context. */
typedef const RTR3UINTREG *PCRTR3UINTREG;
/** Unsigned integer register in the host ring-3 context. */
#if R0_ARCH_BITS == 32
typedef uint32_t RTR0UINTREG;
typedef uint64_t RTR0UINTREG;
#else
# error "Unsupported R3_ARCH_BITS!"
#endif
/** Pointer to an unsigned integer register in the host ring-3 context. */
typedef RTR0UINTREG *PRTR0UINTREG;
/** Pointer to a const unsigned integer register in the host ring-3 context. */
typedef const RTR0UINTREG *PCRTR0UINTREG;
/** @} */
/** @defgroup grp_rt_types_gc Guest Context Basic Types
* @ingroup grp_rt_types
* @{
*/
/** Natural signed integer in the GC. */
/** Pointer to natural signed interger in GC. */
/** Pointer to const natural signed interger in GC. */
/** Natural signed uninteger in the GC. */
/** Pointer to natural unsigned interger in GC. */
/** Pointer to const natural unsigned interger in GC. */
typedef const RTGCUINT *PCRTGCUINT;
/** Signed integer which can contain a GC pointer. */
#if GC_ARCH_BITS == 32
typedef int32_t RTGCINTPTR;
typedef int64_t RTGCINTPTR;
#else
#endif
/** Pointer to signed interger which can contain a GC pointer. */
typedef RTGCINTPTR *PRTGCINTPTR;
/** Pointer to const signed interger which can contain a GC pointer. */
typedef const RTGCINTPTR *PCRTGCINTPTR;
/** Unsigned integer which can contain a GC pointer. */
#if GC_ARCH_BITS == 32
typedef uint32_t RTGCUINTPTR;
typedef uint64_t RTGCUINTPTR;
#else
#endif
/** Pointer to unsigned interger which can contain a GC pointer. */
typedef RTGCUINTPTR *PRTGCUINTPTR;
/** Pointer to unsigned interger which can contain a GC pointer. */
typedef const RTGCUINTPTR *PCRTGCUINTPTR;
/** Guest Physical Memory Address.*/
typedef RTGCUINTPTR RTGCPHYS;
/** Pointer to Guest Physical Memory Address. */
/** Pointer to const Guest Physical Memory Address. */
typedef const RTGCPHYS *PCRTGCPHYS;
/** @def NIL_RTGCPHYS
* NIL GC Physical Address.
* NIL_RTGCPHYS is used to signal an invalid physical address, similar
* to the NULL pointer.
*/
/** Guest context pointer.
* Keep in mind that this type is an unsigned integer in
* HC and void pointer in GC.
*/
#ifdef IN_GC
typedef void *RTGCPTR;
#else
typedef RTGCUINTPTR RTGCPTR;
#endif
/** Pointer to a guest context pointer. */
/** Pointer to a const guest context pointer. */
/** @def NIL_RTGCPTR
* NIL GC pointer.
*/
#define NIL_RTGCPTR ((RTGCPTR)0)
/** Unsigned integer register in the guest context. */
#if GC_ARCH_BITS == 32
typedef uint32_t RTGCUINTREG;
typedef uint64_t RTGCUINTREG;
#else
# error "Unsupported GC_ARCH_BITS!"
#endif
/** Pointer to an unsigned integer register in the guest context. */
typedef RTGCUINTREG *PRTGCUINTREG;
/** Pointer to a const unsigned integer register in the guest context. */
typedef const RTGCUINTREG *PCRTGCUINTREG;
/** @} */
/** @defgroup grp_rt_types_cc Current Context Basic Types
* @ingroup grp_rt_types
* @{
*/
/** Current Context Physical Memory Address.*/
#ifdef IN_GC
#else
#endif
/** Pointer to Current Context Physical Memory Address. */
/** Pointer to const Current Context Physical Memory Address. */
typedef const RTCCPHYS *PCRTCCPHYS;
/** @def NIL_RTCCPHYS
* NIL CC Physical Address.
* NIL_RTCCPHYS is used to signal an invalid physical address, similar
* to the NULL pointer.
*/
#ifdef IN_GC
# define NIL_RTCCPHYS NIL_RTGCPHYS
#else
# define NIL_RTCCPHYS NIL_RTHCPHYS
#endif
/** Unsigned integer register in the current context. */
#if ARCH_BITS == 32
typedef uint32_t RTCCUINTREG;
typedef uint64_t RTCCUINTREG;
#else
# error "Unsupported ARCH_BITS!"
#endif
/** Pointer to an unsigned integer register in the current context. */
typedef RTCCUINTREG *PRTCCUINTREG;
/** Pointer to a const unsigned integer register in the current context. */
typedef const RTCCUINTREG *PCRTCCUINTREG;
/** @deprecated */
typedef RTCCUINTREG RTUINTREG;
/** @deprecated */
typedef RTCCUINTREG *PRTUINTREG;
/** @deprecated */
typedef const RTCCUINTREG *PCRTUINTREG;
/** @} */
/** File handle. */
/** Pointer to file handle. */
/** Nil file handle. */
#define NIL_RTFILE (~(RTFILE)0)
/** Loader module handle. */
/** Pointer to a loader module handle. */
/** Nil loader module handle. */
#define NIL_RTLDRMOD 0
/** Ring-0 memory object handle. */
/** Pointer to a Ring-0 memory object handle. */
typedef RTR0MEMOBJ *PRTR0MEMOBJ;
/** Nil ring-0 memory object handle. */
#define NIL_RTR0MEMOBJ 0
/** Native thread handle. */
typedef RTHCUINTPTR RTNATIVETHREAD;
/** Pointer to an native thread handle. */
typedef RTNATIVETHREAD *PRTNATIVETHREAD;
/** Nil native thread handle. */
#define NIL_RTNATIVETHREAD (~(RTNATIVETHREAD)0)
/** Process identifier. */
/** Pointer to a process identifier. */
typedef RTPROCESS *PRTPROCESS;
/** Nil process identifier. */
#define NIL_RTPROCESS (~(RTPROCESS)0)
/** Process ring-0 handle. */
typedef RTR0UINTPTR RTR0PROCESS;
/** Pointer to a ring-0 process handle. */
typedef RTR0PROCESS *PRTR0PROCESS;
/** Nil ring-0 process handle. */
#define NIL_RTR0PROCESS (~(RTR0PROCESS)0)
/** @typedef RTSEMEVENT
* Event Semaphore handle. */
/** Pointer to an event semaphore handle. */
typedef RTSEMEVENT *PRTSEMEVENT;
/** Nil event semaphore handle. */
#define NIL_RTSEMEVENT 0
/** @typedef RTSEMEVENTMULTI
* Event Multiple Release Semaphore handle. */
/** Pointer to an event multiple release semaphore handle. */
typedef RTSEMEVENTMULTI *PRTSEMEVENTMULTI;
/** Nil multiple release event semaphore handle. */
#define NIL_RTSEMEVENTMULTI 0
/** @typedef RTSEMFASTMUTEX
* Fast mutex Semaphore handle. */
/** Pointer to a mutex semaphore handle. */
typedef RTSEMFASTMUTEX *PRTSEMFASTMUTEX;
/** Nil fast mutex semaphore handle. */
#define NIL_RTSEMFASTMUTEX 0
/** @typedef RTSEMMUTEX
* Mutex Semaphore handle. */
/** Pointer to a mutex semaphore handle. */
typedef RTSEMMUTEX *PRTSEMMUTEX;
/** Nil mutex semaphore handle. */
#define NIL_RTSEMMUTEX 0
/** @typedef RTSEMRW
#define NIL_RTSEMRW 0
/** Spinlock handle. */
/** Pointer to a spinlock handle. */
typedef RTSPINLOCK *PRTSPINLOCK;
/** Nil spinlock handle. */
#define NIL_RTSPINLOCK 0
/** Socket handle. */
typedef int RTSOCKET;
/** Pointer to socket handle. */
/** Nil socket handle. */
#define NIL_RTSOCKET (~(RTSOCKET)0)
/** Thread handle.*/
/** Pointer to thread handle. */
/** Nil thread handle. */
#define NIL_RTTHREAD 0
/** Handle to a simple heap. */
/** Pointer to a handle to a simple heap. */
typedef RTHEAPSIMPLE *PRTHEAPSIMPLE;
/** NIL simple heap handle. */
#define NIL_RTHEAPSIMPLE ((RTHEAPSIMPLE)0)
/**
* UUID data type.
*/
typedef union RTUUID
{
/** 8-bit view. */
/** 16-bit view. */
/** 32-bit view. */
/** 64-bit view. */
/** The way the UUID is declared by the ext2 guys. */
struct
{
} Gen;
/** @deprecated */
unsigned char aUuid[16];
} RTUUID;
/** Pointer to UUID data. */
/** Pointer to readonly UUID data. */
/**
* UUID string maximum length.
*/
#define RTUUID_STR_LENGTH 37
/** Compression handle. */
typedef struct RTZIPCOMP *PRTZIPCOMP;
/** Decompressor handle. */
typedef struct RTZIPDECOMP *PRTZIPDECOMP;
/**
* Unicode Code Point.
*/
/** Pointer to an Unicode Code Point. */
/** Pointer to an Unicode Code Point. */
/**
* UTF-16 character.
* @remark wchar_t is not usable since it's compiler defined.
* @remark When we use the term character we're not talking about unicode code point, but
* the basic unit of the string encoding. Thus cuc - count of unicode chars - means
* count of RTUTF16. And cch means count of the typedef 'char', which is assumed
* to be an octet.
*/
/** Pointer to a UTF-16 character. */
/** Pointer to a const UTF-16 character. */
/**
* UCS-2 character.
* @remark wchar_t is not usable since it's compiler defined.
* @deprecated Use RTUTF16!
*/
/** Pointer to UCS-2 character.
* @deprecated Use PRTUTF16!
*/
/** Pointer to const UCS-2 character.
* @deprecated Use PCRTUTF16!
*/
/**
* Wait for ever if we have to.
*/
#define RT_INDEFINITE_WAIT (~0U)
/**
* Generic process callback.
*
* @returns VBox status code. Failure will cancel the operation.
* @param uPercentage The percentage of the operation which has been completed.
* @param pvUser The user specified argument.
*/
/** Pointer to a generic progress callback function, FNRTPROCESS(). */
typedef FNRTPROGRESS *PFNRTPROGRESS;
/** @} */
#endif