1463 lines
33 KiB
C++
1463 lines
33 KiB
C++
//========= Copyright Valve Corporation, All rights reserved. ============//
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//
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// Purpose: Insert this file into all projects using the memory system
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// It will cause that project to use the shader memory allocator
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//
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// $NoKeywords: $
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//=============================================================================//
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#if !defined(STEAM) && !defined(NO_MALLOC_OVERRIDE)
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#undef PROTECTED_THINGS_ENABLE // allow use of _vsnprintf
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#if defined( _WIN32 ) && !defined( _X360 )
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#define WIN_32_LEAN_AND_MEAN
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#include <windows.h>
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#endif
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#ifdef _WIN32
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// ARG: crtdbg is necessary for certain definitions below,
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// but it also redefines malloc as a macro in release.
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// To disable this, we gotta define _DEBUG before including it.. BLEAH!
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#define _DEBUG 1
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#include "crtdbg.h"
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#ifdef NDEBUG
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#undef _DEBUG
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#endif
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// Turn this back off in release mode.
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#ifdef NDEBUG
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#undef _DEBUG
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#endif
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#endif
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#include "tier0/dbg.h"
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#include "tier0/memalloc.h"
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#include <string.h>
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#include <stdio.h>
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#include "memdbgoff.h"
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#if POSIX
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#define __cdecl
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#endif
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#if defined( _WIN32 ) && !defined( _X360 )
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const char *MakeModuleFileName()
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{
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if ( g_pMemAlloc && g_pMemAlloc->IsDebugHeap() )
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{
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char *pszModuleName = (char *)HeapAlloc( GetProcessHeap(), 0, MAX_PATH ); // small leak, debug only
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MEMORY_BASIC_INFORMATION mbi;
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static int dummy;
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VirtualQuery( &dummy, &mbi, sizeof(mbi) );
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GetModuleFileName( reinterpret_cast<HMODULE>(mbi.AllocationBase), pszModuleName, MAX_PATH );
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char *pDot = strrchr( pszModuleName, '.' );
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if ( pDot )
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{
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char *pSlash = strrchr( pszModuleName, '\\' );
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if ( pSlash )
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{
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pszModuleName = pSlash + 1;
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*pDot = 0;
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}
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}
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return pszModuleName;
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}
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return NULL;
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}
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//-----------------------------------------------------------------------------
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// Purpose: helper class to detect when static construction has been done by the CRT
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//-----------------------------------------------------------------------------
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class CStaticConstructionCheck
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{
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public:
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volatile bool m_bConstructed = true;
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};
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static CStaticConstructionCheck s_CheckStaticsConstructed;
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const char *GetModuleFileName()
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{
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#if !defined(_MSC_VER) || ( _MSC_VER >= 1900 ) // VC 2015 and above, with the UCRT, will crash if you use a static before it is constructed
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if ( !s_CheckStaticsConstructed.m_bConstructed )
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return nullptr;
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#endif
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static const char *pszOwner = MakeModuleFileName();
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return pszOwner;
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}
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static void *AllocUnattributed( size_t nSize )
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{
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const char *pszOwner = GetModuleFileName();
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if ( !pszOwner )
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return g_pMemAlloc->Alloc(nSize);
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else
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return g_pMemAlloc->Alloc(nSize, pszOwner, 0);
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}
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static void *ReallocUnattributed( void *pMem, size_t nSize )
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{
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const char *pszOwner = GetModuleFileName();
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if ( !pszOwner )
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return g_pMemAlloc->Realloc(pMem, nSize);
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else
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return g_pMemAlloc->Realloc(pMem, nSize, pszOwner, 0);
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}
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#else
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#define MakeModuleFileName() NULL
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inline void *AllocUnattributed( size_t nSize )
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{
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return g_pMemAlloc->Alloc(nSize);
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}
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inline void *ReallocUnattributed( void *pMem, size_t nSize )
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{
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return g_pMemAlloc->Realloc(pMem, nSize);
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}
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#endif
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//-----------------------------------------------------------------------------
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// Standard functions in the CRT that we're going to override to call our allocator
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//-----------------------------------------------------------------------------
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#if defined(_WIN32) && !defined(_STATIC_LINKED)
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// this magic only works under win32
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// under linux this malloc() overrides the libc malloc() and so we
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// end up in a recursion (as g_pMemAlloc->Alloc() calls malloc)
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#if _MSC_VER >= 1900
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#define SUPPRESS_INVALID_PARAMETER_NO_INFO
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#define ALLOC_CALL __declspec(restrict)
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#define FREE_CALL
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#elif _MSC_VER >= 1400
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#define ALLOC_CALL _CRTNOALIAS _CRTRESTRICT
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#define FREE_CALL _CRTNOALIAS
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#else
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#define ALLOC_CALL
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#define FREE_CALL
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#endif
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extern "C"
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{
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ALLOC_CALL void *malloc( size_t nSize )
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{
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return AllocUnattributed( nSize );
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}
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FREE_CALL void free( void *pMem )
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{
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g_pMemAlloc->Free(pMem);
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}
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ALLOC_CALL void *realloc( void *pMem, size_t nSize )
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{
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return ReallocUnattributed( pMem, nSize );
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}
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ALLOC_CALL void *calloc( size_t nCount, size_t nElementSize )
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{
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void *pMem = AllocUnattributed( nElementSize * nCount );
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memset(pMem, 0, nElementSize * nCount);
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return pMem;
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}
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} // end extern "C"
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//-----------------------------------------------------------------------------
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// Non-standard MSVC functions that we're going to override to call our allocator
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//-----------------------------------------------------------------------------
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extern "C"
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{
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// 64-bit
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#ifdef _WIN64
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void* __cdecl _malloc_base( size_t nSize )
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{
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return AllocUnattributed( nSize );
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}
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#else
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ALLOC_CALL void *_malloc_base( size_t nSize )
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{
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return AllocUnattributed( nSize );
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}
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#endif
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ALLOC_CALL void *_calloc_base( size_t nCount, size_t nSize )
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{
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void *pMem = AllocUnattributed( nSize*nCount );
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memset(pMem, 0, nSize*nCount );
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return pMem;
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}
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ALLOC_CALL void *_realloc_base( void *pMem, size_t nSize )
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{
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return ReallocUnattributed( pMem, nSize );
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}
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ALLOC_CALL void *_recalloc_base( void *pMem, size_t nSize )
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{
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void *pMemOut = ReallocUnattributed( pMem, nSize );
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if ( !pMem )
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{
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memset( pMemOut, 0, nSize );
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}
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return pMemOut;
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}
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void _free_base( void *pMem )
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{
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g_pMemAlloc->Free(pMem);
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}
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void *__cdecl _expand_base( void *pMem, size_t nNewSize, int nBlockUse )
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{
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Assert( 0 );
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return NULL;
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}
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// crt
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void * __cdecl _malloc_crt(size_t size)
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{
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return AllocUnattributed( size );
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}
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void * __cdecl _calloc_crt(size_t count, size_t size)
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{
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return _calloc_base( count, size );
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}
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void * __cdecl _realloc_crt(void *ptr, size_t size)
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{
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return _realloc_base( ptr, size );
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}
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void * __cdecl _recalloc_crt(void *ptr, size_t count, size_t size)
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{
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return _recalloc_base( ptr, size * count );
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}
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ALLOC_CALL void * __cdecl _recalloc ( void * memblock, size_t count, size_t size )
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{
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void *pMem = ReallocUnattributed( memblock, size * count );
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if ( !memblock )
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{
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memset( pMem, 0, size * count );
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}
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return pMem;
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}
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size_t _msize_base( void *pMem )
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{
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return g_pMemAlloc->GetSize(pMem);
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}
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size_t _msize( void *pMem )
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{
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return _msize_base(pMem);
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}
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size_t msize( void *pMem )
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{
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return g_pMemAlloc->GetSize(pMem);
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}
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void *__cdecl _heap_alloc( size_t nSize )
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{
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return AllocUnattributed( nSize );
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}
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void *__cdecl _nh_malloc( size_t nSize, int )
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{
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return AllocUnattributed( nSize );
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}
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void *__cdecl _expand( void *pMem, size_t nSize )
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{
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Assert( 0 );
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return NULL;
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}
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unsigned int _amblksiz = 16; //BYTES_PER_PARA;
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#if _MSC_VER >= 1400
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HANDLE _crtheap = (HANDLE)1; // PatM Can't be 0 or CRT pukes
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int __active_heap = 1;
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#endif // _MSC_VER >= 1400
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size_t __cdecl _get_sbh_threshold( void )
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{
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return 0;
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}
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int __cdecl _set_sbh_threshold( size_t )
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{
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return 0;
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}
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int _heapchk()
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{
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return g_pMemAlloc->heapchk();
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}
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int _heapmin()
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{
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return 1;
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}
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int __cdecl _heapadd( void *, size_t )
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{
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return 0;
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}
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int __cdecl _heapset( unsigned int )
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{
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return 0;
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}
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size_t __cdecl _heapused( size_t *, size_t * )
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{
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return 0;
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}
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#ifdef _WIN32
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int __cdecl _heapwalk( _HEAPINFO * )
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{
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return 0;
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}
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#endif
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} // end extern "C"
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//-----------------------------------------------------------------------------
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// Debugging functions that we're going to override to call our allocator
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// NOTE: These have to be here for release + debug builds in case we
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// link to a debug static lib!!!
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//-----------------------------------------------------------------------------
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extern "C"
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{
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void *malloc_db( size_t nSize, const char *pFileName, int nLine )
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{
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return g_pMemAlloc->Alloc(nSize, pFileName, nLine);
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}
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void free_db( void *pMem, const char *pFileName, int nLine )
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{
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g_pMemAlloc->Free(pMem, pFileName, nLine);
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}
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void *realloc_db( void *pMem, size_t nSize, const char *pFileName, int nLine )
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{
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return g_pMemAlloc->Realloc(pMem, nSize, pFileName, nLine);
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}
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} // end extern "C"
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//-----------------------------------------------------------------------------
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// These methods are standard MSVC heap initialization + shutdown methods
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//-----------------------------------------------------------------------------
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extern "C"
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{
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#if !defined( _X360 )
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int __cdecl _heap_init()
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{
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return g_pMemAlloc != NULL;
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}
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void __cdecl _heap_term()
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{
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}
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#endif
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}
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#endif
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//-----------------------------------------------------------------------------
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// Prevents us from using an inappropriate new or delete method,
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// ensures they are here even when linking against debug or release static libs
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//-----------------------------------------------------------------------------
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#ifndef NO_MEMOVERRIDE_NEW_DELETE
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#ifdef OSX
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void *__cdecl operator new( size_t nSize ) throw (std::bad_alloc)
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#else
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void *__cdecl operator new( size_t nSize )
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#endif
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{
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return AllocUnattributed( nSize );
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}
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void *__cdecl operator new( size_t nSize, int nBlockUse, const char *pFileName, int nLine )
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{
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return g_pMemAlloc->Alloc(nSize, pFileName, nLine);
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}
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#ifdef OSX
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void __cdecl operator delete( void *pMem ) throw()
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#else
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void __cdecl operator delete( void *pMem )
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#endif
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{
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g_pMemAlloc->Free( pMem );
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}
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#ifdef OSX
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void operator delete(void*pMem, std::size_t)
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#else
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void operator delete(void*pMem, std::size_t) throw()
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#endif
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{
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g_pMemAlloc->Free( pMem );
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}
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#ifdef OSX
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void *__cdecl operator new[]( size_t nSize ) throw (std::bad_alloc)
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#else
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void *__cdecl operator new[]( size_t nSize )
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#endif
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{
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return AllocUnattributed( nSize );
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}
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void *__cdecl operator new[] ( size_t nSize, int nBlockUse, const char *pFileName, int nLine )
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{
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return g_pMemAlloc->Alloc(nSize, pFileName, nLine);
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}
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#ifdef OSX
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void __cdecl operator delete[]( void *pMem ) throw()
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#else
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void __cdecl operator delete[]( void *pMem )
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#endif
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{
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g_pMemAlloc->Free( pMem );
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}
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#endif
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//-----------------------------------------------------------------------------
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// Override some debugging allocation methods in MSVC
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// NOTE: These have to be here for release + debug builds in case we
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// link to a debug static lib!!!
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//-----------------------------------------------------------------------------
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#ifndef _STATIC_LINKED
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#ifdef _WIN32
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// This here just hides the internal file names, etc of allocations
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// made in the c runtime library
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#define CRT_INTERNAL_FILE_NAME "C-runtime internal"
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class CAttibCRT
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{
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public:
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CAttibCRT(int nBlockUse) : m_nBlockUse(nBlockUse)
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{
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if (m_nBlockUse == _CRT_BLOCK)
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{
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g_pMemAlloc->PushAllocDbgInfo(CRT_INTERNAL_FILE_NAME, 0);
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}
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}
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~CAttibCRT()
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{
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if (m_nBlockUse == _CRT_BLOCK)
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{
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g_pMemAlloc->PopAllocDbgInfo();
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}
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}
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private:
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int m_nBlockUse;
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};
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#define AttribIfCrt() CAttibCRT _attrib(nBlockUse)
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#elif defined(POSIX)
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#define AttribIfCrt()
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#endif // _WIN32
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extern "C"
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{
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void *__cdecl _nh_malloc_dbg( size_t nSize, int nFlag, int nBlockUse,
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const char *pFileName, int nLine )
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{
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AttribIfCrt();
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return g_pMemAlloc->Alloc(nSize, pFileName, nLine);
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}
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void *__cdecl _malloc_dbg( size_t nSize, int nBlockUse,
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const char *pFileName, int nLine )
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{
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AttribIfCrt();
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return g_pMemAlloc->Alloc(nSize, pFileName, nLine);
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}
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#if defined( _X360 )
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void *__cdecl _calloc_dbg_impl( size_t nNum, size_t nSize, int nBlockUse,
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const char * szFileName, int nLine, int * errno_tmp )
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{
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return _calloc_dbg( nNum, nSize, nBlockUse, szFileName, nLine );
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}
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#endif
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void *__cdecl _calloc_dbg( size_t nNum, size_t nSize, int nBlockUse,
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const char *pFileName, int nLine )
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{
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AttribIfCrt();
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void *pMem = g_pMemAlloc->Alloc(nSize * nNum, pFileName, nLine);
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memset(pMem, 0, nSize * nNum);
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return pMem;
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}
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void *__cdecl _calloc_dbg_impl( size_t nNum, size_t nSize, int nBlockUse,
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const char * szFileName, int nLine, int * errno_tmp )
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{
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return _calloc_dbg( nNum, nSize, nBlockUse, szFileName, nLine );
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}
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void *__cdecl _realloc_dbg( void *pMem, size_t nNewSize, int nBlockUse,
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const char *pFileName, int nLine )
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{
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AttribIfCrt();
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return g_pMemAlloc->Realloc(pMem, nNewSize, pFileName, nLine);
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}
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void *__cdecl _expand_dbg( void *pMem, size_t nNewSize, int nBlockUse,
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const char *pFileName, int nLine )
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{
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Assert( 0 );
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return NULL;
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}
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void __cdecl _free_dbg( void *pMem, int nBlockUse )
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{
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AttribIfCrt();
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g_pMemAlloc->Free(pMem);
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}
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size_t __cdecl _msize_dbg( void *pMem, int nBlockUse )
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{
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#ifdef _WIN32
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return _msize(pMem);
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#elif POSIX
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Assert( "_msize_dbg unsupported" );
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return 0;
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#endif
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}
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|
|
#ifdef _WIN32
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|
|
#if defined(_DEBUG) && _MSC_VER >= 1300
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// aligned base
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|
ALLOC_CALL void *__cdecl _aligned_malloc_base( size_t size, size_t align )
|
|
{
|
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return MemAlloc_AllocAligned( size, align );
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}
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inline void *MemAlloc_Unalign( void *pMemBlock )
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|
{
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unsigned *pAlloc = (unsigned *)pMemBlock;
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|
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// pAlloc points to the pointer to starting of the memory block
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|
pAlloc = (unsigned *)(((size_t)pAlloc & ~(sizeof( void * ) - 1)) - sizeof( void * ));
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|
|
// pAlloc is the pointer to the start of memory block
|
|
return *((unsigned **)pAlloc);
|
|
}
|
|
|
|
ALLOC_CALL void *__cdecl _aligned_realloc_base( void *ptr, size_t size, size_t align )
|
|
{
|
|
if ( ptr && !size )
|
|
{
|
|
MemAlloc_FreeAligned( ptr );
|
|
return NULL;
|
|
}
|
|
|
|
void *pNew = MemAlloc_AllocAligned( size, align );
|
|
if ( ptr )
|
|
{
|
|
void *ptrUnaligned = MemAlloc_Unalign( ptr );
|
|
size_t oldSize = g_pMemAlloc->GetSize( ptrUnaligned );
|
|
size_t oldOffset = (uintp)ptr - (uintp)ptrUnaligned;
|
|
size_t copySize = oldSize - oldOffset;
|
|
if ( copySize > size )
|
|
copySize = size;
|
|
memcpy( pNew, ptr, copySize );
|
|
MemAlloc_FreeAligned( ptr );
|
|
}
|
|
return pNew;
|
|
}
|
|
|
|
ALLOC_CALL void *__cdecl _aligned_recalloc_base( void *ptr, size_t size, size_t align )
|
|
{
|
|
Error( "Unsupported function\n" );
|
|
return NULL;
|
|
}
|
|
|
|
FREE_CALL void __cdecl _aligned_free_base( void *ptr )
|
|
{
|
|
MemAlloc_FreeAligned( ptr );
|
|
}
|
|
|
|
// aligned
|
|
ALLOC_CALL void * __cdecl _aligned_malloc( size_t size, size_t align )
|
|
{
|
|
return _aligned_malloc_base(size, align);
|
|
}
|
|
|
|
ALLOC_CALL void *__cdecl _aligned_realloc(void *memblock, size_t size, size_t align)
|
|
{
|
|
return _aligned_realloc_base(memblock, size, align);
|
|
}
|
|
|
|
ALLOC_CALL void * __cdecl _aligned_recalloc( void * memblock, size_t count, size_t size, size_t align )
|
|
{
|
|
return _aligned_recalloc_base(memblock, count * size, align);
|
|
}
|
|
|
|
FREE_CALL void __cdecl _aligned_free( void *memblock )
|
|
{
|
|
_aligned_free_base(memblock);
|
|
}
|
|
|
|
// aligned offset base
|
|
ALLOC_CALL void * __cdecl _aligned_offset_malloc_base( size_t size, size_t align, size_t offset )
|
|
{
|
|
Assert( IsPC() || 0 );
|
|
return NULL;
|
|
}
|
|
|
|
ALLOC_CALL void * __cdecl _aligned_offset_realloc_base( void * memblock, size_t size, size_t align, size_t offset)
|
|
{
|
|
Assert( IsPC() || 0 );
|
|
return NULL;
|
|
}
|
|
|
|
ALLOC_CALL void * __cdecl _aligned_offset_recalloc_base( void * memblock, size_t size, size_t align, size_t offset)
|
|
{
|
|
Assert( IsPC() || 0 );
|
|
return NULL;
|
|
}
|
|
|
|
// aligned offset
|
|
ALLOC_CALL void *__cdecl _aligned_offset_malloc(size_t size, size_t align, size_t offset)
|
|
{
|
|
return _aligned_offset_malloc_base( size, align, offset );
|
|
}
|
|
|
|
ALLOC_CALL void *__cdecl _aligned_offset_realloc(void *memblock, size_t size, size_t align, size_t offset)
|
|
{
|
|
return _aligned_offset_realloc_base( memblock, size, align, offset );
|
|
}
|
|
|
|
ALLOC_CALL void * __cdecl _aligned_offset_recalloc( void * memblock, size_t count, size_t size, size_t align, size_t offset )
|
|
{
|
|
return _aligned_offset_recalloc_base( memblock, count * size, align, offset );
|
|
}
|
|
|
|
#endif // _MSC_VER >= 1400
|
|
|
|
#endif
|
|
|
|
} // end extern "C"
|
|
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Override some the _CRT debugging allocation methods in MSVC
|
|
//-----------------------------------------------------------------------------
|
|
#ifdef _WIN32
|
|
|
|
extern "C"
|
|
{
|
|
|
|
int _CrtDumpMemoryLeaks(void)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
_CRT_DUMP_CLIENT _CrtSetDumpClient( _CRT_DUMP_CLIENT dumpClient )
|
|
{
|
|
return NULL;
|
|
}
|
|
|
|
int _CrtSetDbgFlag( int nNewFlag )
|
|
{
|
|
return g_pMemAlloc->CrtSetDbgFlag( nNewFlag );
|
|
}
|
|
|
|
// 64-bit port.
|
|
#define AFNAME(var) __p_##var
|
|
#define AFRET(var) &var
|
|
#if defined(_crtDbgFlag)
|
|
#undef _crtDbgFlag
|
|
#endif
|
|
#if defined(_crtBreakAlloc)
|
|
#undef _crtBreakAlloc
|
|
#endif
|
|
|
|
int _crtDbgFlag = _CRTDBG_ALLOC_MEM_DF;
|
|
int* AFNAME(_crtDbgFlag)(void)
|
|
{
|
|
return AFRET(_crtDbgFlag);
|
|
}
|
|
|
|
long _crtBreakAlloc; /* Break on this allocation */
|
|
long* AFNAME(_crtBreakAlloc) (void)
|
|
{
|
|
return AFRET(_crtBreakAlloc);
|
|
}
|
|
|
|
void __cdecl _CrtSetDbgBlockType( void *pMem, int nBlockUse )
|
|
{
|
|
DebuggerBreak();
|
|
}
|
|
|
|
_CRT_ALLOC_HOOK __cdecl _CrtSetAllocHook( _CRT_ALLOC_HOOK pfnNewHook )
|
|
{
|
|
DebuggerBreak();
|
|
return NULL;
|
|
}
|
|
|
|
long __cdecl _CrtSetBreakAlloc( long lNewBreakAlloc )
|
|
{
|
|
return g_pMemAlloc->CrtSetBreakAlloc( lNewBreakAlloc );
|
|
}
|
|
|
|
int __cdecl _CrtIsValidHeapPointer( const void *pMem )
|
|
{
|
|
return g_pMemAlloc->CrtIsValidHeapPointer( pMem );
|
|
}
|
|
|
|
int __cdecl _CrtIsValidPointer( const void *pMem, unsigned int size, int access )
|
|
{
|
|
return g_pMemAlloc->CrtIsValidPointer( pMem, size, access );
|
|
}
|
|
|
|
int __cdecl _CrtCheckMemory( void )
|
|
{
|
|
// FIXME: Remove this when we re-implement the heap
|
|
return g_pMemAlloc->CrtCheckMemory( );
|
|
}
|
|
|
|
int __cdecl _CrtIsMemoryBlock( const void *pMem, unsigned int nSize,
|
|
long *plRequestNumber, char **ppFileName, int *pnLine )
|
|
{
|
|
DebuggerBreak();
|
|
return 1;
|
|
}
|
|
|
|
int __cdecl _CrtMemDifference( _CrtMemState *pState, const _CrtMemState * oldState, const _CrtMemState * newState )
|
|
{
|
|
DebuggerBreak();
|
|
return FALSE;
|
|
}
|
|
|
|
void __cdecl _CrtMemDumpStatistics( const _CrtMemState *pState )
|
|
{
|
|
DebuggerBreak();
|
|
}
|
|
|
|
void __cdecl _CrtMemCheckpoint( _CrtMemState *pState )
|
|
{
|
|
// FIXME: Remove this when we re-implement the heap
|
|
g_pMemAlloc->CrtMemCheckpoint( pState );
|
|
}
|
|
|
|
void __cdecl _CrtMemDumpAllObjectsSince( const _CrtMemState *pState )
|
|
{
|
|
DebuggerBreak();
|
|
}
|
|
|
|
void __cdecl _CrtDoForAllClientObjects( void (*pfn)(void *, void *), void * pContext )
|
|
{
|
|
DebuggerBreak();
|
|
}
|
|
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Methods in dbgrpt.cpp
|
|
//-----------------------------------------------------------------------------
|
|
long _crtAssertBusy = -1;
|
|
|
|
int __cdecl _CrtSetReportMode( int nReportType, int nReportMode )
|
|
{
|
|
return g_pMemAlloc->CrtSetReportMode( nReportType, nReportMode );
|
|
}
|
|
|
|
_HFILE __cdecl _CrtSetReportFile( int nRptType, _HFILE hFile )
|
|
{
|
|
return (_HFILE)g_pMemAlloc->CrtSetReportFile( nRptType, hFile );
|
|
}
|
|
|
|
_CRT_REPORT_HOOK __cdecl _CrtSetReportHook( _CRT_REPORT_HOOK pfnNewHook )
|
|
{
|
|
return (_CRT_REPORT_HOOK)g_pMemAlloc->CrtSetReportHook( pfnNewHook );
|
|
}
|
|
|
|
int __cdecl _CrtDbgReport( int nRptType, const char * szFile,
|
|
int nLine, const char * szModule, const char * szFormat, ... )
|
|
{
|
|
static char output[1024];
|
|
va_list args;
|
|
if ( szFormat )
|
|
{
|
|
va_start( args, szFormat );
|
|
_vsnprintf( output, sizeof( output )-1, szFormat, args );
|
|
va_end( args );
|
|
}
|
|
else
|
|
{
|
|
output[0] = 0;
|
|
}
|
|
|
|
return g_pMemAlloc->CrtDbgReport( nRptType, szFile, nLine, szModule, output );
|
|
}
|
|
|
|
#if _MSC_VER >= 1400
|
|
|
|
// Configure VS so that it will record crash dumps on pure-call violations
|
|
// and invalid parameter handlers.
|
|
// If you manage to call a pure-virtual function (easily done if you indirectly
|
|
// call a pure-virtual function from the base-class constructor or destructor)
|
|
// or if you invoke the invalid parameter handler (printf(NULL); is one way)
|
|
// then no crash dump will be created.
|
|
// This crash redirects the handlers for these two events so that crash dumps
|
|
// are created.
|
|
//
|
|
// The ErrorHandlerRegistrar object must be in memoverride.cpp so that it will
|
|
// be placed in every DLL and EXE. This is required because each DLL and EXE
|
|
// gets its own copy of the C run-time and these overrides are set on a per-CRT
|
|
// basis.
|
|
|
|
/*
|
|
// This sample code will cause pure-call and invalid_parameter violations and
|
|
// was used for testing:
|
|
class Base
|
|
{
|
|
public:
|
|
virtual void PureFunction() = 0;
|
|
|
|
Base()
|
|
{
|
|
NonPureFunction();
|
|
}
|
|
|
|
void NonPureFunction()
|
|
{
|
|
PureFunction();
|
|
}
|
|
};
|
|
|
|
class Derived : public Base
|
|
{
|
|
public:
|
|
void PureFunction() OVERRIDE
|
|
{
|
|
}
|
|
};
|
|
|
|
void PureCallViolation()
|
|
{
|
|
Derived derived;
|
|
}
|
|
|
|
void InvalidParameterViolation()
|
|
{
|
|
printf( NULL );
|
|
}
|
|
*/
|
|
|
|
#include <stdlib.h>
|
|
#include "minidump.h"
|
|
|
|
// Disable compiler optimizations. If we don't do this then VC++ generates code
|
|
// that confuses the Visual Studio debugger and causes it to display completely
|
|
// random call stacks. That makes the minidumps excruciatingly hard to understand.
|
|
#pragma optimize("", off)
|
|
|
|
// Write a minidump file, unless running under the debugger in which case break
|
|
// into the debugger.
|
|
// The "int dummy" parameter is so that the callers can be unique so that the
|
|
// linker won't use its /opt:icf optimization to collapse them together. This
|
|
// makes reading the call stack easier.
|
|
void __cdecl WriteMiniDumpOrBreak( int dummy, const char *pchName )
|
|
{
|
|
if ( Plat_IsInDebugSession() )
|
|
{
|
|
__debugbreak();
|
|
// Continue at your peril...
|
|
}
|
|
else
|
|
{
|
|
WriteMiniDump( pchName );
|
|
// Call Plat_ExitProcess so we don't continue in a bad state.
|
|
TerminateProcess(GetCurrentProcess(), 0);
|
|
}
|
|
}
|
|
|
|
void __cdecl VPureCall()
|
|
{
|
|
WriteMiniDumpOrBreak( 0, "PureClass" );
|
|
}
|
|
|
|
void VInvalidParameterHandler(const wchar_t* expression,
|
|
const wchar_t* function,
|
|
const wchar_t* file,
|
|
unsigned int line,
|
|
uintptr_t pReserved)
|
|
{
|
|
WriteMiniDumpOrBreak( 1, "InvalidParameterHandler" );
|
|
}
|
|
|
|
// Restore compiler optimizations.
|
|
#pragma optimize("", on)
|
|
|
|
// Helper class for registering error callbacks. See above for details.
|
|
class ErrorHandlerRegistrar
|
|
{
|
|
public:
|
|
ErrorHandlerRegistrar();
|
|
} s_ErrorHandlerRegistration;
|
|
|
|
ErrorHandlerRegistrar::ErrorHandlerRegistrar()
|
|
{
|
|
_set_purecall_handler( VPureCall );
|
|
_set_invalid_parameter_handler( VInvalidParameterHandler );
|
|
}
|
|
|
|
#if defined( _DEBUG )
|
|
|
|
// wrapper which passes no debug info; not available in debug
|
|
#ifndef SUPPRESS_INVALID_PARAMETER_NO_INFO
|
|
void __cdecl _invalid_parameter_noinfo(void)
|
|
{
|
|
Assert(0);
|
|
}
|
|
#endif
|
|
|
|
#endif /* defined( _DEBUG ) */
|
|
|
|
#if defined( _DEBUG ) || defined( USE_MEM_DEBUG )
|
|
|
|
int __cdecl __crtMessageWindowW( int nRptType, const wchar_t * szFile, const wchar_t * szLine,
|
|
const wchar_t * szModule, const wchar_t * szUserMessage )
|
|
{
|
|
Assert(0);
|
|
return 0;
|
|
}
|
|
|
|
int __cdecl _CrtDbgReportV( int nRptType, const wchar_t *szFile, int nLine,
|
|
const wchar_t *szModule, const wchar_t *szFormat, va_list arglist )
|
|
{
|
|
Assert(0);
|
|
return 0;
|
|
}
|
|
|
|
int __cdecl _CrtDbgReportW( int nRptType, const wchar_t *szFile, int nLine,
|
|
const wchar_t *szModule, const wchar_t *szFormat, ...)
|
|
{
|
|
Assert(0);
|
|
return 0;
|
|
}
|
|
|
|
#if _MSC_VER >= 1900
|
|
int __cdecl _VCrtDbgReportA( int nRptType, void* ReturnAddress, const char * szFile, int nLine,
|
|
const char * szModule, const char * szFormat, va_list arglist )
|
|
{
|
|
Assert(0);
|
|
return 0;
|
|
}
|
|
#else
|
|
int __cdecl _VCrtDbgReportA( int nRptType, const wchar_t * szFile, int nLine,
|
|
const wchar_t * szModule, const wchar_t * szFormat, va_list arglist )
|
|
{
|
|
Assert( 0 );
|
|
return 0;
|
|
}
|
|
#endif
|
|
|
|
int __cdecl _CrtSetReportHook2( int mode, _CRT_REPORT_HOOK pfnNewHook )
|
|
{
|
|
_CrtSetReportHook( pfnNewHook );
|
|
return 0;
|
|
}
|
|
|
|
|
|
#endif /* defined( _DEBUG ) || defined( USE_MEM_DEBUG ) */
|
|
|
|
extern "C" int __crtDebugCheckCount = FALSE;
|
|
|
|
extern "C" int __cdecl _CrtSetCheckCount( int fCheckCount )
|
|
{
|
|
int oldCheckCount = __crtDebugCheckCount;
|
|
return oldCheckCount;
|
|
}
|
|
|
|
extern "C" int __cdecl _CrtGetCheckCount( void )
|
|
{
|
|
return __crtDebugCheckCount;
|
|
}
|
|
|
|
// aligned offset debug
|
|
extern "C" void * __cdecl _aligned_offset_recalloc_dbg( void * memblock, size_t count, size_t size, size_t align, size_t offset, const char * f_name, int line_n )
|
|
{
|
|
Assert( IsPC() || 0 );
|
|
void *pMem = ReallocUnattributed( memblock, size * count );
|
|
if ( !memblock )
|
|
{
|
|
memset( pMem, 0, size * count );
|
|
}
|
|
return pMem;
|
|
}
|
|
|
|
extern "C" void * __cdecl _aligned_recalloc_dbg( void *memblock, size_t count, size_t size, size_t align, const char * f_name, int line_n )
|
|
{
|
|
return _aligned_offset_recalloc_dbg(memblock, count, size, align, 0, f_name, line_n);
|
|
}
|
|
|
|
extern "C" void * __cdecl _recalloc_dbg ( void * memblock, size_t count, size_t size, int nBlockUse, const char * szFileName, int nLine )
|
|
{
|
|
return _aligned_offset_recalloc_dbg(memblock, count, size, 0, 0, szFileName, nLine);
|
|
}
|
|
|
|
_CRT_REPORT_HOOK __cdecl _CrtGetReportHook( void )
|
|
{
|
|
return NULL;
|
|
}
|
|
|
|
#endif
|
|
int __cdecl _CrtReportBlockType(const void * pUserData)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
|
|
} // end extern "C"
|
|
#endif // _WIN32
|
|
|
|
// Most files include this file, so when it's used it adds an extra .ValveDbg section,
|
|
// to help identify debug binaries.
|
|
#ifdef _WIN32
|
|
#ifndef NDEBUG // _DEBUG
|
|
#pragma data_seg("ValveDBG")
|
|
volatile const char* DBG = "*** DEBUG STUB ***";
|
|
#endif
|
|
#endif
|
|
|
|
#endif
|
|
|
|
// Extras added prevent dbgheap.obj from being included - DAL
|
|
#ifdef _WIN32
|
|
|
|
extern "C"
|
|
{
|
|
size_t __crtDebugFillThreshold = 0;
|
|
|
|
extern "C" void * __cdecl _heap_alloc_base (size_t size) {
|
|
assert(0);
|
|
return NULL;
|
|
}
|
|
|
|
|
|
void * __cdecl _heap_alloc_dbg( size_t nSize, int nBlockUse, const char * szFileName, int nLine)
|
|
{
|
|
return _heap_alloc(nSize);
|
|
}
|
|
|
|
// 64-bit
|
|
#ifdef _WIN64
|
|
static void * __cdecl realloc_help( void * pUserData, size_t * pnNewSize, int nBlockUse,const char * szFileName,
|
|
int nLine, int fRealloc )
|
|
{
|
|
assert(0); // Shouldn't be needed
|
|
return NULL;
|
|
}
|
|
#else
|
|
static void * __cdecl realloc_help( void * pUserData, size_t nNewSize, int nBlockUse, const char * szFileName,
|
|
int nLine, int fRealloc)
|
|
{
|
|
assert(0); // Shouldn't be needed
|
|
return NULL;
|
|
}
|
|
#endif
|
|
|
|
void __cdecl _free_nolock( void * pUserData)
|
|
{
|
|
// I don't think the second param is used in memoverride
|
|
_free_dbg(pUserData, 0);
|
|
}
|
|
|
|
void __cdecl _free_dbg_nolock( void * pUserData, int nBlockUse)
|
|
{
|
|
_free_dbg(pUserData, 0);
|
|
}
|
|
|
|
_CRT_ALLOC_HOOK __cdecl _CrtGetAllocHook ( void)
|
|
{
|
|
assert(0);
|
|
return NULL;
|
|
}
|
|
|
|
static int __cdecl CheckBytes( unsigned char * pb, unsigned char bCheck, size_t nSize)
|
|
{
|
|
int bOkay = TRUE;
|
|
return bOkay;
|
|
}
|
|
|
|
|
|
_CRT_DUMP_CLIENT __cdecl _CrtGetDumpClient ( void)
|
|
{
|
|
assert(0);
|
|
return NULL;
|
|
}
|
|
|
|
#if _MSC_VER >= 1400
|
|
static void __cdecl _printMemBlockData( _locale_t plocinfo, _CrtMemBlockHeader * pHead)
|
|
{
|
|
}
|
|
|
|
static void __cdecl _CrtMemDumpAllObjectsSince_stat( const _CrtMemState * state, _locale_t plocinfo)
|
|
{
|
|
}
|
|
#endif
|
|
void * __cdecl _aligned_malloc_dbg( size_t size, size_t align, const char * f_name, int line_n)
|
|
{
|
|
return _aligned_malloc(size, align);
|
|
}
|
|
|
|
void * __cdecl _aligned_realloc_dbg( void *memblock, size_t size, size_t align,
|
|
const char * f_name, int line_n)
|
|
{
|
|
return _aligned_realloc(memblock, size, align);
|
|
}
|
|
|
|
void * __cdecl _aligned_offset_malloc_dbg( size_t size, size_t align, size_t offset,
|
|
const char * f_name, int line_n)
|
|
{
|
|
return _aligned_offset_malloc(size, align, offset);
|
|
}
|
|
|
|
void * __cdecl _aligned_offset_realloc_dbg( void * memblock, size_t size, size_t align,
|
|
size_t offset, const char * f_name, int line_n)
|
|
{
|
|
return _aligned_offset_realloc(memblock, size, align, offset);
|
|
}
|
|
|
|
void __cdecl _aligned_free_dbg( void * memblock)
|
|
{
|
|
_aligned_free(memblock);
|
|
}
|
|
|
|
#if _MSC_VER < 1900
|
|
size_t __cdecl _CrtSetDebugFillThreshold( size_t _NewDebugFillThreshold)
|
|
{
|
|
assert(0);
|
|
return 0;
|
|
}
|
|
|
|
//===========================================
|
|
// NEW!!! 64-bit
|
|
|
|
char * __cdecl _strdup ( const char * string )
|
|
{
|
|
int nSize = (int)strlen(string) + 1;
|
|
// Check for integer underflow.
|
|
if ( nSize <= 0 )
|
|
return NULL;
|
|
char *pCopy = (char*)AllocUnattributed( nSize );
|
|
if ( pCopy )
|
|
memcpy( pCopy, string, nSize );
|
|
return pCopy;
|
|
}
|
|
#endif
|
|
|
|
#if 0
|
|
_TSCHAR * __cdecl _tfullpath_dbg ( _TSCHAR *UserBuf, const _TSCHAR *path, size_t maxlen, int nBlockUse, const char * szFileName, int nLine )
|
|
{
|
|
Assert(0);
|
|
return NULL;
|
|
}
|
|
|
|
_TSCHAR * __cdecl _tfullpath ( _TSCHAR *UserBuf, const _TSCHAR *path, size_t maxlen )
|
|
{
|
|
Assert(0);
|
|
return NULL;
|
|
}
|
|
|
|
_TSCHAR * __cdecl _tgetdcwd_lk_dbg ( int drive, _TSCHAR *pnbuf, int maxlen, int nBlockUse, const char * szFileName, int nLine )
|
|
{
|
|
Assert(0);
|
|
return NULL;
|
|
}
|
|
|
|
_TSCHAR * __cdecl _tgetdcwd_nolock ( int drive, _TSCHAR *pnbuf, int maxlen )
|
|
{
|
|
Assert(0);
|
|
return NULL;
|
|
}
|
|
|
|
errno_t __cdecl _tdupenv_s_helper ( _TSCHAR **pBuffer, size_t *pBufferSizeInTChars, const _TSCHAR *varname, int nBlockUse, const char * szFileName, int nLine )
|
|
{
|
|
Assert(0);
|
|
return 0;
|
|
}
|
|
|
|
errno_t __cdecl _tdupenv_s_helper ( _TSCHAR **pBuffer, size_t *pBufferSizeInTChars, const _TSCHAR *varname )
|
|
{
|
|
Assert(0);
|
|
return 0;
|
|
}
|
|
|
|
_TSCHAR * __cdecl _ttempnam_dbg ( const _TSCHAR *dir, const _TSCHAR *pfx, int nBlockUse, const char * szFileName, int nLine )
|
|
{
|
|
Assert(0);
|
|
return 0;
|
|
}
|
|
|
|
_TSCHAR * __cdecl _ttempnam ( const _TSCHAR *dir, const _TSCHAR *pfx )
|
|
{
|
|
Assert(0);
|
|
return 0;
|
|
}
|
|
|
|
wchar_t * __cdecl _wcsdup_dbg ( const wchar_t * string, int nBlockUse, const char * szFileName, int nLine )
|
|
{
|
|
Assert(0);
|
|
return 0;
|
|
}
|
|
|
|
wchar_t * __cdecl _wcsdup ( const wchar_t * string )
|
|
{
|
|
Assert(0);
|
|
return 0;
|
|
}
|
|
#endif
|
|
} // end extern "C"
|
|
|
|
#if _MSC_VER >= 1400
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// XBox Memory Allocator Override
|
|
//-----------------------------------------------------------------------------
|
|
#if defined( _X360 )
|
|
#if defined( _DEBUG ) || defined( USE_MEM_DEBUG )
|
|
#include "utlmap.h"
|
|
|
|
MEMALLOC_DEFINE_EXTERNAL_TRACKING( XMem );
|
|
|
|
CThreadFastMutex g_XMemAllocMutex;
|
|
|
|
void XMemAlloc_RegisterAllocation( void *p, DWORD dwAllocAttributes )
|
|
{
|
|
if ( !g_pMemAlloc )
|
|
{
|
|
// core xallocs cannot be journaled until system is ready
|
|
return;
|
|
}
|
|
|
|
AUTO_LOCK_FM( g_XMemAllocMutex );
|
|
int size = XMemSize( p, dwAllocAttributes );
|
|
MemAlloc_RegisterExternalAllocation( XMem, p, size );
|
|
}
|
|
|
|
void XMemAlloc_RegisterDeallocation( void *p, DWORD dwAllocAttributes )
|
|
{
|
|
if ( !g_pMemAlloc )
|
|
{
|
|
// core xallocs cannot be journaled until system is ready
|
|
return;
|
|
}
|
|
|
|
AUTO_LOCK_FM( g_XMemAllocMutex );
|
|
int size = XMemSize( p, dwAllocAttributes );
|
|
MemAlloc_RegisterExternalDeallocation( XMem, p, size );
|
|
}
|
|
|
|
#else
|
|
|
|
#define XMemAlloc_RegisterAllocation( p, a ) ((void)0)
|
|
#define XMemAlloc_RegisterDeallocation( p, a ) ((void)0)
|
|
|
|
#endif
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// XMemAlloc
|
|
//
|
|
// XBox Memory Allocator Override
|
|
//-----------------------------------------------------------------------------
|
|
LPVOID WINAPI XMemAlloc( SIZE_T dwSize, DWORD dwAllocAttributes )
|
|
{
|
|
LPVOID ptr;
|
|
XALLOC_ATTRIBUTES *pAttribs = (XALLOC_ATTRIBUTES *)&dwAllocAttributes;
|
|
bool bPhysical = ( pAttribs->dwMemoryType == XALLOC_MEMTYPE_PHYSICAL );
|
|
|
|
if ( !bPhysical && !pAttribs->dwHeapTracksAttributes && pAttribs->dwAllocatorId != eXALLOCAllocatorId_XUI )
|
|
{
|
|
MEM_ALLOC_CREDIT();
|
|
switch ( pAttribs->dwAlignment )
|
|
{
|
|
case XALLOC_ALIGNMENT_4:
|
|
ptr = g_pMemAlloc->Alloc( dwSize );
|
|
break;
|
|
case XALLOC_ALIGNMENT_8:
|
|
ptr = MemAlloc_AllocAligned( dwSize, 8 );
|
|
break;
|
|
case XALLOC_ALIGNMENT_DEFAULT:
|
|
case XALLOC_ALIGNMENT_16:
|
|
default:
|
|
ptr = MemAlloc_AllocAligned( dwSize, 16 );
|
|
break;
|
|
}
|
|
if ( pAttribs->dwZeroInitialize != 0 )
|
|
{
|
|
memset( ptr, 0, XMemSize( ptr, dwAllocAttributes ) );
|
|
}
|
|
return ptr;
|
|
}
|
|
|
|
ptr = XMemAllocDefault( dwSize, dwAllocAttributes );
|
|
if ( ptr )
|
|
{
|
|
XMemAlloc_RegisterAllocation( ptr, dwAllocAttributes );
|
|
}
|
|
|
|
return ptr;
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// XMemFree
|
|
//
|
|
// XBox Memory Allocator Override
|
|
//-----------------------------------------------------------------------------
|
|
VOID WINAPI XMemFree( PVOID pAddress, DWORD dwAllocAttributes )
|
|
{
|
|
if ( !pAddress )
|
|
{
|
|
return;
|
|
}
|
|
|
|
XALLOC_ATTRIBUTES *pAttribs = (XALLOC_ATTRIBUTES *)&dwAllocAttributes;
|
|
bool bPhysical = ( pAttribs->dwMemoryType == XALLOC_MEMTYPE_PHYSICAL );
|
|
|
|
if ( !bPhysical && !pAttribs->dwHeapTracksAttributes && pAttribs->dwAllocatorId != eXALLOCAllocatorId_XUI )
|
|
{
|
|
switch ( pAttribs->dwAlignment )
|
|
{
|
|
case XALLOC_ALIGNMENT_4:
|
|
return g_pMemAlloc->Free( pAddress );
|
|
default:
|
|
return MemAlloc_FreeAligned( pAddress );
|
|
}
|
|
return;
|
|
}
|
|
|
|
XMemAlloc_RegisterDeallocation( pAddress, dwAllocAttributes );
|
|
|
|
XMemFreeDefault( pAddress, dwAllocAttributes );
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// XMemSize
|
|
//
|
|
// XBox Memory Allocator Override
|
|
//-----------------------------------------------------------------------------
|
|
SIZE_T WINAPI XMemSize( PVOID pAddress, DWORD dwAllocAttributes )
|
|
{
|
|
XALLOC_ATTRIBUTES *pAttribs = (XALLOC_ATTRIBUTES *)&dwAllocAttributes;
|
|
bool bPhysical = ( pAttribs->dwMemoryType == XALLOC_MEMTYPE_PHYSICAL );
|
|
|
|
if ( !bPhysical && !pAttribs->dwHeapTracksAttributes && pAttribs->dwAllocatorId != eXALLOCAllocatorId_XUI )
|
|
{
|
|
switch ( pAttribs->dwAlignment )
|
|
{
|
|
case XALLOC_ALIGNMENT_4:
|
|
return g_pMemAlloc->GetSize( pAddress );
|
|
default:
|
|
return MemAlloc_GetSizeAligned( pAddress );
|
|
}
|
|
}
|
|
|
|
return XMemSizeDefault( pAddress, dwAllocAttributes );
|
|
}
|
|
#endif
|
|
|
|
#pragma warning(push)
|
|
#pragma warning(disable: 4483)
|
|
#if _MSC_FULL_VER >= 140050415
|
|
#define _NATIVE_STARTUP_NAMESPACE __identifier("<CrtImplementationDetails>")
|
|
#else /* _MSC_FULL_VER >= 140050415 */
|
|
#define _NATIVE_STARTUP_NAMESPACE __CrtImplementationDetails
|
|
#endif /* _MSC_FULL_VER >= 140050415 */
|
|
|
|
namespace _NATIVE_STARTUP_NAMESPACE
|
|
{
|
|
class NativeDll
|
|
{
|
|
private:
|
|
static const unsigned int ProcessDetach = 0;
|
|
static const unsigned int ProcessAttach = 1;
|
|
static const unsigned int ThreadAttach = 2;
|
|
static const unsigned int ThreadDetach = 3;
|
|
static const unsigned int ProcessVerifier = 4;
|
|
|
|
public:
|
|
|
|
inline static bool IsInDllMain()
|
|
{
|
|
return false;
|
|
}
|
|
|
|
inline static bool IsInProcessAttach()
|
|
{
|
|
return false;
|
|
}
|
|
|
|
inline static bool IsInProcessDetach()
|
|
{
|
|
return false;
|
|
}
|
|
|
|
inline static bool IsInVcclrit()
|
|
{
|
|
return false;
|
|
}
|
|
|
|
inline static bool IsSafeForManagedCode()
|
|
{
|
|
if (!IsInDllMain())
|
|
{
|
|
return true;
|
|
}
|
|
|
|
if (IsInVcclrit())
|
|
{
|
|
return true;
|
|
}
|
|
|
|
return !IsInProcessAttach() && !IsInProcessDetach();
|
|
}
|
|
};
|
|
}
|
|
#pragma warning(pop)
|
|
|
|
#endif // _MSC_VER >= 1400
|
|
|
|
#endif // !STEAM && !NO_MALLOC_OVERRIDE
|
|
|
|
#endif // _WIN32
|