DWORD NCSDbgGetExceptionInfoMsg(EXCEPTION_POINTERS *pExceptionPtr, char *pMessage)
{
#if !defined(_WIN32_WCE)&&!defined(NCS_MINDEP_BUILD)
char msg[1024];
void *pIP = pExceptionPtr->ExceptionRecord->ExceptionAddress;
sprintf(pMessage, "\nAn error has occured in this application. If you receive this message,\n"
"please report it at \"http://www.ermapper.com/support/supportform/\" to assist\n"
"with fixing this error.\n\n");
switch(pExceptionPtr->ExceptionRecord->ExceptionCode) {
case EXCEPTION_ACCESS_VIOLATION:
sprintf(msg, "An Access Violation Exception occurred at code address 0x%I64x attempting to\n"
"%s memory address 0x%I64x.\n\n",
(UINT64)pIP,
(pExceptionPtr->ExceptionRecord->ExceptionInformation[0] == 0) ? "READ from" : "WRITE to",
(UINT64)pExceptionPtr->ExceptionRecord->ExceptionInformation[1]);
break;
default:
sprintf(msg, "An Exception (number 0x%lx) occurred at address 0x%I64x\n\n",
pExceptionPtr->ExceptionRecord->ExceptionCode, (UINT64)pIP);
break;
}
strcat(pMessage, msg);
#ifdef _M_AMD64
MemoryDump((void*)pExceptionPtr->ContextRecord->Rip, pMessage, 32);
#else
MemoryDump((void*)pExceptionPtr->ContextRecord->Eip, pMessage, 32);
#endif
strcat(pMessage, "\n");
StackTracer(pExceptionPtr->ContextRecord, pMessage, 8);
#endif
return(EXCEPTION_EXECUTE_HANDLER);
}
int _tmain(int argc, _TCHAR* argv[])
{
ESContext esContext;
esInitContext ( &esContext );
esCreateWindow ( &esContext, "Hello Model", Globals::screenWidth, Globals::screenHeight, ES_WINDOW_RGB | ES_WINDOW_DEPTH);
if ( Init ( &esContext ) != 0 )
return 0;
esRegisterDrawFunc ( &esContext, Draw );
esRegisterUpdateFunc ( &esContext, Update );
esRegisterKeyFunc ( &esContext, Key);
esMainLoop ( &esContext );
//releasing OpenGL resources
CleanUp();
//identifying memory leaks
MemoryDump();
printf("Press any key...\n");
_getch();
return 0;
}
int Patch::OnMsgRecv(pGame__OnMsgRecv mr, void *self, const char *data, int sz) {
Log::Get().Write(Log::Debug, StringFormat("[0x%04x, size: %u]", *(uint16*)data, sz - 2));
MemoryDump(data + 2, sz - 2);
return mr(self, data, sz);
}
static void StackTracer(CONTEXT *pCtx, char *pMessage, int MaxFrames)
{
#if !defined(_WIN32_WCE)
CONTEXT Ctx;
STACKFRAME Stk;
#ifdef _M_AMD64
DWORD64 symDisplacement,dwInstance;
#else
DWORD symDisplacement,dwInstance;
#endif
HANDLE hProcess = GetCurrentProcess();
int nFrames;
char Path[MAX_PATH];
static BYTE symbolBuffer[ sizeof(IMAGEHLP_SYMBOL) + 512 ];
Printf(pMessage,"Stack Trace:\n");
// initialise IMAGEHLP
SymInitialize(hProcess,NULL,TRUE);
// init the argument contexts.
memset(&Stk,0,sizeof(STACKFRAME));
memset(&Ctx,0,sizeof(CONTEXT));
// funny - if I copy the struct wholesale I get crashes...
#ifdef _M_AMD64
Ctx.Rsp = pCtx->Rsp;
Ctx.Rbp = pCtx->Rbp;
Ctx.Rip = pCtx->Rip;
Stk.AddrStack.Offset = pCtx->Rsp;
Stk.AddrStack.Mode = AddrModeFlat;
Stk.AddrFrame.Offset = pCtx->Rbp;
Stk.AddrFrame.Mode = AddrModeFlat;
Stk.AddrPC.Offset = pCtx->Rip;
Stk.AddrPC.Mode = AddrModeFlat;
#else
Ctx.Esp = pCtx->Esp;
Ctx.Ebp = pCtx->Ebp;
Ctx.Eip = pCtx->Eip;
Stk.AddrStack.Offset = pCtx->Esp;
Stk.AddrStack.Mode = AddrModeFlat;
Stk.AddrFrame.Offset = pCtx->Ebp;
Stk.AddrFrame.Mode = AddrModeFlat;
Stk.AddrPC.Offset = pCtx->Eip;
Stk.AddrPC.Mode = AddrModeFlat;
#endif
// run the loop. Just that.
for(nFrames = 0; StackWalk(IMAGE_FILE_MACHINE_I386,hProcess,
NULL,&Stk,&Ctx,
(PREAD_PROCESS_MEMORY_ROUTINE)ReadProcessMemory,
(PFUNCTION_TABLE_ACCESS_ROUTINE)SymFunctionTableAccess,
SymGetModuleBase,NULL) && (nFrames < MaxFrames);nFrames++)
{
PIMAGEHLP_SYMBOL pSymbol;
dwInstance = SymGetModuleBase(hProcess,Stk.AddrPC.Offset);
// invalid address - no module covers it.
if (!dwInstance)
continue;
// get name of dll. No Module - no valid frame.
if (!GetModuleFileNameA((HINSTANCE)dwInstance,Path,sizeof(Path)))
continue;
// get the symbol name
pSymbol = (PIMAGEHLP_SYMBOL)symbolBuffer;
pSymbol->MaxNameLength = sizeof(symbolBuffer)-sizeof(PIMAGEHLP_SYMBOL);
if (SymGetSymFromAddr(GetCurrentProcess(),
Stk.AddrPC.Offset,
&symDisplacement,
pSymbol))
Printf(pMessage,"Function: %s\n",pSymbol->Name+1);
else
Printf(pMessage,"Function: <NOSYMBOL>\n");
// show the header line
Printf(pMessage,"File: %s\nRVA: %8.8X HINSTANCE: %8.8X BP: %8.8X\n",
Path,Stk.AddrPC.Offset - dwInstance,
dwInstance,Stk.AddrFrame.Offset);
MemoryDump((void*)Stk.AddrPC.Offset, pMessage, 32);
nFrames ++;
Printf(pMessage,"\n");
}
SymCleanup(GetCurrentProcess());
#endif
}
