mirror of
https://github.com/ptitSeb/Serious-Engine
synced 2024-12-27 07:54:51 +01:00
386 lines
13 KiB
C++
386 lines
13 KiB
C++
/* Copyright (c) 2002-2012 Croteam Ltd.
|
|
This program is free software; you can redistribute it and/or modify
|
|
it under the terms of version 2 of the GNU General Public License as published by
|
|
the Free Software Foundation
|
|
|
|
|
|
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.,
|
|
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. */
|
|
|
|
#include "stdh.h"
|
|
|
|
#include <Engine/Base/Console_Internal.h>
|
|
|
|
#include <Engine/Build.h>
|
|
|
|
extern ULONG _ulEngineBuildMajor;
|
|
extern ULONG _ulEngineBuildMinor;
|
|
|
|
//==========================================
|
|
// Matt Pietrek
|
|
// Microsoft Systems Journal, May 1997
|
|
// FILE: MSJEXHND.CPP
|
|
|
|
class MSJExceptionHandler
|
|
{
|
|
public:
|
|
|
|
MSJExceptionHandler( );
|
|
~MSJExceptionHandler( );
|
|
|
|
void SetLogFileName(const char* pszLogFileName );
|
|
|
|
private:
|
|
|
|
// entry point where control comes on an unhandled exception
|
|
static LONG WINAPI MSJUnhandledExceptionFilter(
|
|
PEXCEPTION_POINTERS pExceptionInfo );
|
|
|
|
// where report info is extracted and generated
|
|
static void GenerateExceptionReport( PEXCEPTION_POINTERS pExceptionInfo );
|
|
|
|
// Helper functions
|
|
static const char* GetExceptionString( DWORD dwCode );
|
|
static BOOL GetLogicalAddress(PVOID addr, char* szModule, DWORD len,
|
|
DWORD& section, DWORD& offset );
|
|
static void IntelStackWalk( PCONTEXT pContext );
|
|
static int __cdecl _tprintf(const char * format, ...);
|
|
|
|
// Variables used by the class
|
|
static char m_szLogFileName[MAX_PATH];
|
|
static LPTOP_LEVEL_EXCEPTION_FILTER m_previousFilter;
|
|
static HANDLE m_hReportFile;
|
|
|
|
};
|
|
|
|
//extern MSJExceptionHandler g_MSJExceptionHandler; // global instance of class
|
|
|
|
MSJExceptionHandler g_MSJExceptionHandler; // Declare global instance of class
|
|
|
|
//============================== Global Variables =============================
|
|
|
|
//
|
|
// Declare the static variables of the MSJExceptionHandler class
|
|
//
|
|
char MSJExceptionHandler::m_szLogFileName[MAX_PATH];
|
|
LPTOP_LEVEL_EXCEPTION_FILTER MSJExceptionHandler::m_previousFilter;
|
|
HANDLE MSJExceptionHandler::m_hReportFile;
|
|
|
|
//============================== Class Methods =============================
|
|
|
|
//=============
|
|
// Constructor
|
|
//=============
|
|
MSJExceptionHandler::MSJExceptionHandler( )
|
|
{
|
|
// Install the unhandled exception filter function
|
|
m_previousFilter = SetUnhandledExceptionFilter(MSJUnhandledExceptionFilter);
|
|
|
|
// Figure out what the report file will be named, and store it away
|
|
GetModuleFileNameA( 0, m_szLogFileName, MAX_PATH );
|
|
|
|
// Look for the '.' before the "EXE" extension. Replace the extension
|
|
// with "RPT"
|
|
char* pszDot = strrchr( m_szLogFileName, '.' );
|
|
if ( pszDot )
|
|
{
|
|
pszDot++; // Advance past the '.'
|
|
if ( strlen(pszDot) >= 3 )
|
|
strcpy( pszDot, "RPT" ); // "RPT" -> "Report"
|
|
}
|
|
}
|
|
|
|
//============
|
|
// Destructor
|
|
//============
|
|
MSJExceptionHandler::~MSJExceptionHandler( )
|
|
{
|
|
SetUnhandledExceptionFilter( m_previousFilter );
|
|
}
|
|
|
|
//==============================================================
|
|
// Lets user change the name of the report file to be generated
|
|
//==============================================================
|
|
void MSJExceptionHandler::SetLogFileName(const char* pszLogFileName )
|
|
{
|
|
strcpy( m_szLogFileName, pszLogFileName );
|
|
}
|
|
|
|
//===========================================================
|
|
// Entry point where control comes on an unhandled exception
|
|
//===========================================================
|
|
LONG WINAPI MSJExceptionHandler::MSJUnhandledExceptionFilter(
|
|
PEXCEPTION_POINTERS pExceptionInfo )
|
|
{
|
|
m_hReportFile = CreateFileA( m_szLogFileName,
|
|
GENERIC_WRITE,
|
|
0,
|
|
0,
|
|
OPEN_ALWAYS,
|
|
FILE_FLAG_WRITE_THROUGH,
|
|
0 );
|
|
|
|
if ( m_hReportFile )
|
|
{
|
|
SetFilePointer( m_hReportFile, 0, 0, FILE_END );
|
|
|
|
GenerateExceptionReport( pExceptionInfo );
|
|
|
|
CloseHandle( m_hReportFile );
|
|
m_hReportFile = 0;
|
|
}
|
|
|
|
// make sure the console log was written safely
|
|
if (_pConsole!=NULL) {
|
|
_pConsole->CloseLog();
|
|
}
|
|
extern void EnableWindowsKeys(void);
|
|
EnableWindowsKeys();
|
|
|
|
if ( m_previousFilter )
|
|
return m_previousFilter( pExceptionInfo );
|
|
else
|
|
return EXCEPTION_CONTINUE_SEARCH;
|
|
}
|
|
|
|
//===========================================================================
|
|
// Open the report file, and write the desired information to it. Called by
|
|
// MSJUnhandledExceptionFilter
|
|
//===========================================================================
|
|
void MSJExceptionHandler::GenerateExceptionReport(
|
|
PEXCEPTION_POINTERS pExceptionInfo )
|
|
{
|
|
// Start out with a banner
|
|
_tprintf( "//=====================================================\n" );
|
|
char strTime[80];
|
|
_strtime(strTime);
|
|
char strDate[80];
|
|
_strdate(strDate);
|
|
_tprintf( "Crashed at: %s %s\n", strDate, strTime);
|
|
_tprintf( "Version: %d.%d%s%s\n", _ulEngineBuildMajor, _ulEngineBuildMinor, _SE_BUILD_EXTRA, _SE_DEMO?"-demo":"");
|
|
|
|
PEXCEPTION_RECORD pExceptionRecord = pExceptionInfo->ExceptionRecord;
|
|
|
|
// First print information about the type of fault
|
|
_tprintf( "Exception code: %08X %s\n",
|
|
pExceptionRecord->ExceptionCode,
|
|
GetExceptionString(pExceptionRecord->ExceptionCode) );
|
|
|
|
// Now print information about where the fault occured
|
|
char szFaultingModule[MAX_PATH];
|
|
DWORD section, offset;
|
|
GetLogicalAddress( pExceptionRecord->ExceptionAddress,
|
|
szFaultingModule,
|
|
sizeof( szFaultingModule ),
|
|
section, offset );
|
|
|
|
_tprintf( "Fault address: %08X %02X:%08X %s\n",
|
|
pExceptionRecord->ExceptionAddress,
|
|
section, offset, szFaultingModule );
|
|
|
|
PCONTEXT pCtx = pExceptionInfo->ContextRecord;
|
|
|
|
// Show the registers
|
|
#ifdef _M_IX86 // Intel Only!
|
|
_tprintf( "\nRegisters:\n" );
|
|
|
|
_tprintf("EAX:%08X\nEBX:%08X\nECX:%08X\nEDX:%08X\nESI:%08X\nEDI:%08X\n",
|
|
pCtx->Eax, pCtx->Ebx, pCtx->Ecx, pCtx->Edx, pCtx->Esi, pCtx->Edi );
|
|
|
|
_tprintf( "CS:EIP:%04X:%08X\n", pCtx->SegCs, pCtx->Eip );
|
|
_tprintf( "SS:ESP:%04X:%08X EBP:%08X\n",
|
|
pCtx->SegSs, pCtx->Esp, pCtx->Ebp );
|
|
_tprintf( "DS:%04X ES:%04X FS:%04X GS:%04X\n",
|
|
pCtx->SegDs, pCtx->SegEs, pCtx->SegFs, pCtx->SegGs );
|
|
_tprintf( "Flags:%08X\n", pCtx->EFlags );
|
|
|
|
#endif
|
|
|
|
#ifdef _M_IX86 // Intel Only!
|
|
// Walk the stack using x86 specific code
|
|
IntelStackWalk( pCtx );
|
|
#endif
|
|
|
|
_tprintf( "\n" );
|
|
}
|
|
|
|
//======================================================================
|
|
// Given an exception code, returns a pointer to a static string with a
|
|
// description of the exception
|
|
//======================================================================
|
|
const char* MSJExceptionHandler::GetExceptionString( DWORD dwCode )
|
|
{
|
|
#define EXCEPTION( x ) case EXCEPTION_##x: return #x;
|
|
|
|
switch ( dwCode )
|
|
{
|
|
EXCEPTION( ACCESS_VIOLATION )
|
|
EXCEPTION( DATATYPE_MISALIGNMENT )
|
|
case EXCEPTION_BREAKPOINT: return "BREAKPOINT";
|
|
//EXCEPTION( BREAKPOINT )
|
|
EXCEPTION( SINGLE_STEP )
|
|
EXCEPTION( ARRAY_BOUNDS_EXCEEDED )
|
|
EXCEPTION( FLT_DENORMAL_OPERAND )
|
|
EXCEPTION( FLT_DIVIDE_BY_ZERO )
|
|
EXCEPTION( FLT_INEXACT_RESULT )
|
|
EXCEPTION( FLT_INVALID_OPERATION )
|
|
EXCEPTION( FLT_OVERFLOW )
|
|
EXCEPTION( FLT_STACK_CHECK )
|
|
EXCEPTION( FLT_UNDERFLOW )
|
|
EXCEPTION( INT_DIVIDE_BY_ZERO )
|
|
EXCEPTION( INT_OVERFLOW )
|
|
EXCEPTION( PRIV_INSTRUCTION )
|
|
EXCEPTION( IN_PAGE_ERROR )
|
|
EXCEPTION( ILLEGAL_INSTRUCTION )
|
|
EXCEPTION( NONCONTINUABLE_EXCEPTION )
|
|
EXCEPTION( STACK_OVERFLOW )
|
|
EXCEPTION( INVALID_DISPOSITION )
|
|
EXCEPTION( GUARD_PAGE )
|
|
EXCEPTION( INVALID_HANDLE )
|
|
}
|
|
|
|
// If not one of the "known" exceptions, try to get the string
|
|
// from NTDLL.DLL's message table.
|
|
|
|
static char szBuffer[512] = { 0 };
|
|
|
|
FormatMessageA( FORMAT_MESSAGE_IGNORE_INSERTS | FORMAT_MESSAGE_FROM_HMODULE,
|
|
GetModuleHandleA( "NTDLL.DLL" ),
|
|
dwCode, 0, szBuffer, sizeof( szBuffer ), 0 );
|
|
|
|
return szBuffer;
|
|
}
|
|
|
|
//==============================================================================
|
|
// Given a linear address, locates the module, section, and offset containing
|
|
// that address.
|
|
//
|
|
// Note: the szModule paramater buffer is an output buffer of length specified
|
|
// by the len parameter (in characters!)
|
|
//==============================================================================
|
|
BOOL MSJExceptionHandler::GetLogicalAddress(
|
|
PVOID addr, char* szModule, DWORD len, DWORD& section, DWORD& offset )
|
|
{
|
|
MEMORY_BASIC_INFORMATION mbi;
|
|
|
|
if ( !VirtualQuery( addr, &mbi, sizeof(mbi) ) )
|
|
return FALSE;
|
|
|
|
DWORD hMod = (DWORD)mbi.AllocationBase;
|
|
|
|
if ( !GetModuleFileNameA( (HMODULE)hMod, szModule, len ) )
|
|
return FALSE;
|
|
|
|
// Point to the DOS header in memory
|
|
PIMAGE_DOS_HEADER pDosHdr = (PIMAGE_DOS_HEADER)hMod;
|
|
|
|
// From the DOS header, find the NT (PE) header
|
|
PIMAGE_NT_HEADERS pNtHdr = (PIMAGE_NT_HEADERS)(hMod + pDosHdr->e_lfanew);
|
|
|
|
PIMAGE_SECTION_HEADER pSection = IMAGE_FIRST_SECTION( pNtHdr );
|
|
|
|
DWORD rva = (DWORD)addr - hMod; // RVA is offset from module load address
|
|
|
|
// Iterate through the section table, looking for the one that encompasses
|
|
// the linear address.
|
|
for ( unsigned i = 0;
|
|
i < pNtHdr->FileHeader.NumberOfSections;
|
|
i++, pSection++ )
|
|
{
|
|
DWORD sectionStart = pSection->VirtualAddress;
|
|
DWORD sectionEnd = sectionStart
|
|
+ max(pSection->SizeOfRawData, pSection->Misc.VirtualSize);
|
|
|
|
// Is the address in this section???
|
|
if ( (rva >= sectionStart) && (rva <= sectionEnd) )
|
|
{
|
|
// Yes, address is in the section. Calculate section and offset,
|
|
// and store in the "section" & "offset" params, which were
|
|
// passed by reference.
|
|
section = i+1;
|
|
offset = rva - sectionStart;
|
|
return TRUE;
|
|
}
|
|
}
|
|
|
|
return FALSE; // Should never get here!
|
|
}
|
|
|
|
//============================================================
|
|
// Walks the stack, and writes the results to the report file
|
|
//============================================================
|
|
void MSJExceptionHandler::IntelStackWalk( PCONTEXT pContext )
|
|
{
|
|
_tprintf( "\nmanual stack frame walk begin:\n" );
|
|
|
|
_tprintf( "Address Frame Logical addr Module\n" );
|
|
|
|
DWORD pc = pContext->Eip;
|
|
PDWORD pFrame, pPrevFrame;
|
|
|
|
pFrame = (PDWORD)pContext->Ebp;
|
|
|
|
|
|
for(INDEX iDepth=0; iDepth<100; iDepth++)
|
|
{
|
|
char szModule[MAX_PATH] = "";
|
|
DWORD section = 0, offset = 0;
|
|
|
|
_tprintf( "%08X %08X ", pc, pFrame);
|
|
|
|
DWORD symDisplacement = 0; // Displacement of the input address,
|
|
// relative to the start of the symbol
|
|
|
|
GetLogicalAddress((PVOID)pc, szModule,sizeof(szModule),section,offset );
|
|
|
|
_tprintf( "$adr: %s %04X:%08X", szModule, section, offset);
|
|
|
|
|
|
_tprintf( "\n");
|
|
|
|
pc = pFrame[1];
|
|
|
|
pPrevFrame = pFrame;
|
|
|
|
pFrame = (PDWORD)pFrame[0]; // proceed to next higher frame on stack
|
|
|
|
if ( (DWORD)pFrame & 3 ) // Frame pointer must be aligned on a
|
|
break; // DWORD boundary. Bail if not so.
|
|
|
|
if ( pFrame <= pPrevFrame )
|
|
break;
|
|
|
|
// Can two DWORDs be read from the supposed frame address?
|
|
if ( IsBadWritePtr(pFrame, sizeof(PVOID)*2) )
|
|
break;
|
|
|
|
};
|
|
_tprintf( "\nmanual stack frame walk end:\n" );
|
|
}
|
|
|
|
//============================================================================
|
|
// Helper function that writes to the report file, and allows the user to use
|
|
// printf style formating
|
|
//============================================================================
|
|
int __cdecl MSJExceptionHandler::_tprintf(const char * format, ...)
|
|
{
|
|
char szBuff[1024];
|
|
int retValue;
|
|
DWORD cbWritten;
|
|
va_list argptr;
|
|
|
|
va_start( argptr, format );
|
|
retValue = wvsprintfA( szBuff, format, argptr );
|
|
va_end( argptr );
|
|
|
|
WriteFile( m_hReportFile, szBuff, retValue * sizeof(char), &cbWritten, 0 );
|
|
|
|
return retValue;
|
|
}
|