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/*--------------------------------------------------------------------*/
/*--- Header included by every tool C file. pub_tool_basics.h ---*/
/*--------------------------------------------------------------------*/
/*
This file is part of Valgrind, a dynamic binary instrumentation
framework.
Copyright (C) 2000-2005 Julian Seward
jseward@acm.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; either version 2 of the
License, or (at your option) any later version.
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, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307, USA.
The GNU General Public License is contained in the file COPYING.
*/
#ifndef __PUB_TOOL_BASICS_H
#define __PUB_TOOL_BASICS_H
//--------------------------------------------------------------------
// PURPOSE: This header should be imported by every single C file in
// tools. It contains the basic types and other things needed everywhere.
// There is no corresponding C file because this isn't a module
// containing executable code, it's all just declarations.
//--------------------------------------------------------------------
/* ---------------------------------------------------------------------
Other headers to include
------------------------------------------------------------------ */
// VEX defines Char, UChar, Short, UShort, Int, UInt, Long, ULong,
// Addr32, Addr64, HWord, HChar, Bool, False and True.
#include "libvex_basictypes.h"
// For the VG_() macro
#include "pub_tool_basics_asm.h"
// For varargs types
#include <stdarg.h>
// Kernel types. Might as well have them here, they're used so broadly
// (eg. in pub_core_threadstate.h).
#if defined(VGO_linux)
# include "vki-linux.h"
#else
# error Unknown OS
#endif
/* ---------------------------------------------------------------------
builtin types
------------------------------------------------------------------ */
// By choosing the right types, we can get these right for 32-bit and 64-bit
// platforms without having to do any conditional compilation or anything.
//
// Size in bits on: 32-bit archs 64-bit archs
// ------------ ------------
typedef unsigned long UWord; // 32 64
typedef signed long Word; // 32 64
typedef UWord Addr; // 32 64
typedef UWord AddrH; // 32 64
typedef UWord SizeT; // 32 64
typedef Word SSizeT; // 32 64
typedef Word OffT; // 32 64
typedef ULong Off64T; // 64 64
#if !defined(NULL)
# define NULL ((void*)0)
#endif
/* ---------------------------------------------------------------------
non-builtin types
------------------------------------------------------------------ */
// These probably shouldn't be here, but moving them to their logical
// modules results in a lot more #includes...
/* ThreadIds are simply indices into the VG_(threads)[] array. */
typedef UInt ThreadId;
/* An abstraction of syscall return values.
When .isError == False, val holds the return value.
When .isError == True, val holds the error code.
*/
typedef struct {
UWord val;
Bool isError;
}
SysRes;
/* ---------------------------------------------------------------------
Miscellaneous (word size, endianness, regparmness, stringification)
------------------------------------------------------------------ */
/* Word size: this is going to be either 4 or 8. */
// It should probably be in m_machine.
#define VG_WORDSIZE VEX_HOST_WORDSIZE
/* Endianness */
#undef VG_BIGENDIAN
#undef VG_LITTLEENDIAN
#if defined(VGA_x86) || defined(VGA_amd64)
# define VG_LITTLEENDIAN 1
#elif defined(VGA_ppc32)
# define VG_BIGENDIAN 1
#endif
/* Regparmness */
#if defined(VGA_x86)
# define VG_REGPARM(n) __attribute__((regparm(n)))
#elif defined(VGA_amd64) || defined(VGA_ppc32)
# define VG_REGPARM(n) /* */
#else
# error Unknown arch
#endif
/* Macro games */
#define VG_STRINGIFZ(__str) #__str
#define VG_STRINGIFY(__str) VG_STRINGIFZ(__str)
#endif /* __PUB_TOOL_BASICS_H */
/*--------------------------------------------------------------------*/
/*--- end ---*/
/*--------------------------------------------------------------------*/