MainGui.cpp
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MainGui.cpp
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	#include "MainGui.h"

	#include <atldlgs.h> // WTL common dialogs

	#include "definitions.h"
	#include "PluginLoader.h"
	#include "ConfigurationHolder.h"
	#include "PeDump.h"
	#include "PeRebuild.h"
	#include "DllInjectionPlugin.h"
	#include "DisassemblerGui.h"
	#include "PickApiGui.h"
	#include "NativeWinApi.h"
	#include "ImportRebuild.h"
	#include "SystemInformation.h"
	#include "AboutGui.h"
	#include "OptionsGui.h"
	#include "WindowDeferrer.h"

	const WCHAR MainGui::filterExe[] = L"Executable (.exe)\0.exe\0All files\0.\0";
	const WCHAR MainGui::filterDll[] = L"Dynamic Link Library (.dll)\0.dll\0All files\0.\0";
	const WCHAR MainGui::filterExeDll[] = L"Executable (.exe)\0.exe\0Dynamic Link Library (.dll)\0.dll\0All files\0.\0";
	const WCHAR MainGui::filterTxt[] = L"Text file (.txt)\0.txt\0All files\0.\0";

	MainGui::MainGui() : selectedProcess(0), importsHandling(TreeImports)
	{
	Logger::getDebugLogFilePath();
	ConfigurationHolder::loadConfiguration();
	PluginLoader::findAllPlugins();
	NativeWinApi::initialize();
	SystemInformation::getSystemInformation();

	hIcon.LoadIcon(IDI_ICON_SCYLLA);
	hMenuImports.LoadMenu(IDR_MENU_IMPORTS);
	hMenuLog.LoadMenu(IDR_MENU_LOG);

	if(hMenuImports)
	{
	appendPluginListToMenu(hMenuImports.GetSubMenu(0));
	}
	}

	BOOL MainGui::OnInitDialog(CWindow wndFocus, LPARAM lInitParam)
	{
	if (SystemInformation::currenOS == UNKNOWN_OS)
	{
	if(IDCANCEL == MessageBox(L"Operating System is not supported\r\nContinue anyway?", L"Scylla", MB_ICONWARNING \| MB_OKCANCEL))
	{
	EndDialog(0);
	return FALSE;
	}
	}

	if(ConfigurationHolder::getConfigObject(DEBUG_PRIVILEGE)->isTrue())
	{
	processLister.setDebugPrivileges();
	}

	processAccessHelp.getProcessModules(GetCurrentProcessId(), processAccessHelp.ownModuleList);

	TreeImports.Attach(GetDlgItem(IDC_TREE_IMPORTS));
	ComboProcessList.Attach(GetDlgItem(IDC_CBO_PROCESSLIST));
	ListLog.Attach(GetDlgItem(IDC_LIST_LOG));

	EditOEPAddress.Attach(GetDlgItem(IDC_EDIT_OEPADDRESS));
	EditIATAddress.Attach(GetDlgItem(IDC_EDIT_IATADDRESS));
	EditIATSize.Attach(GetDlgItem(IDC_EDIT_IATSIZE));

	EditOEPAddress.LimitText(MAX_HEX_VALUE_EDIT_LENGTH);
	EditIATAddress.LimitText(MAX_HEX_VALUE_EDIT_LENGTH);
	EditIATSize.LimitText(MAX_HEX_VALUE_EDIT_LENGTH);

	appendPluginListToMenu(CMenuHandle(GetMenu()).GetSubMenu(MenuImportsOffsetTrace));

	enableDialogControls(FALSE);

	setIconAndDialogCaption();

	GetWindowRect(&minDlgSize);

	return TRUE;
	}

	void MainGui::OnGetMinMaxInfo(MINMAXINFO* lpMMI)
	{
	lpMMI->ptMinTrackSize.x = minDlgSize.Width();
	lpMMI->ptMinTrackSize.y = minDlgSize.Height();
	}

	void MainGui::OnSizing(UINT fwSide, RECT* pRect)
	{
	// Get size difference
	CRect rectOld;
	GetWindowRect(&rectOld);
	CRect rectNew = *pRect;

	int deltaX = rectNew.Width() - rectOld.Width();
	int deltaY = rectNew.Height() - rectOld.Height();

	CSize delta(deltaX, deltaY);
	sizeOffset = delta;
	}

	void MainGui::OnSize(UINT nType, CSize size)
	{
	const WindowDeferrer::Deferrable controls[] =
	{
	{IDC_GROUP_ATTACH, false, false, true, false},
	{IDC_CBO_PROCESSLIST, false, false, true, false},
	{IDC_BTN_PICKDLL, true, false, false, false},

	{IDC_GROUP_IMPORTS, false, false, true, true},
	{IDC_TREE_IMPORTS, false, false, true, true},
	{IDC_BTN_INVALIDIMPORTS, false, true, false, false},
	{IDC_BTN_SUSPECTIMPORTS, false, true, false, false},
	{IDC_BTN_SAVETREE, true, true, false, false},
	{IDC_BTN_LOADTREE, true, true, false, false},
	{IDC_BTN_CLEARIMPORTS, true, true, false, false},

	{IDC_GROUP_IATINFO, false, true, false, false},
	{IDC_STATIC_OEPADDRESS, false, true, false, false},
	{IDC_STATIC_IATADDRESS, false, true, false, false},
	{IDC_STATIC_IATSIZE, false, true, false, false},
	{IDC_EDIT_OEPADDRESS, false, true, false, false},
	{IDC_EDIT_IATADDRESS, false, true, false, false},
	{IDC_EDIT_IATSIZE, false, true, false, false},
	{IDC_BTN_IATAUTOSEARCH, false, true, false, false},
	{IDC_BTN_GETIMPORTS, false, true, false, false},

	{IDC_GROUP_ACTIONS, false, true, false, false},
	{IDC_BTN_AUTOTRACE, false, true, false, false},

	{IDC_GROUP_DUMP, false, true, false, false},
	{IDC_BTN_DUMP, false, true, false, false},
	{IDC_BTN_PEREBUILD, false, true, false, false},
	{IDC_BTN_FIXDUMP, false, true, false, false},

	{IDC_GROUP_LOG, false, true, true, false},
	{IDC_LIST_LOG, false, true, true, false}
	};

	if(nType == SIZE_RESTORED)
	{
	WindowDeferrer deferrer(m_hWnd, controls, _countof(controls));
	deferrer.defer(sizeOffset.cx, sizeOffset.cy);
	sizeOffset.SetSize(0, 0);
	}
	}

	void MainGui::OnLButtonDown(UINT nFlags, CPoint point)
	{
	SetMsgHandled(false);
	}

	void MainGui::OnContextMenu(CWindow wnd, CPoint point)
	{
	// point = -1, -1 for keyboard invoked shortcut!
	switch(wnd.GetDlgCtrlID())
	{
	case IDC_TREE_IMPORTS:
	DisplayContextMenuImports(wnd, point);
	return;
	case IDC_LIST_LOG:
	DisplayContextMenuLog(wnd, point);
	return;
	//default: // wnd == m_hWnd?
	// DisplayContextMenu(wnd, point);
	// return;
	}

	SetMsgHandled(false);
	}

	void MainGui::OnCommand(UINT uNotifyCode, int nID, CWindow wndCtl)
	{
	// Make sure it's a menu
	if(uNotifyCode == 0 && !wndCtl.IsWindow())
	{
	if ((nID >= PLUGIN_MENU_BASE_ID) && (nID <= (int)(PluginLoader::getScyllaPluginList().size() + PluginLoader::getImprecPluginList().size() + PLUGIN_MENU_BASE_ID)))
	{
	pluginActionHandler(nID);
	return;
	}
	}
	SetMsgHandled(false);
	}

	LRESULT MainGui::OnTreeImportsClick(const NMHDR* pnmh)
	{
	SetMsgHandled(false);
	return false;
	}

	LRESULT MainGui::OnTreeImportsDoubleClick(const NMHDR* pnmh)
	{
	CPoint pt = GetMessagePos();
	SetMsgHandled(false);

	if(TreeImports.GetCount() < 1)
	return false;

	// Get item under cursor
	CPoint client = GetMessagePos();
	TreeImports.ScreenToClient(&client);
	UINT flags;
	CTreeItem over = TreeImports.HitTest(client, &flags);
	CTreeItem parent;
	if(over)
	{
	if(!(flags & TVHT_ONITEM))
	{
	over = NULL;
	}
	else
	{
	parent = TreeImports.GetParentItem(over);
	}
	}

	if(!over.IsNull() && !parent.IsNull())
	{
	PickApiGui dlgPickApi(processAccessHelp.moduleList);
	if(dlgPickApi.DoModal())
	{
	const ApiInfo* api = dlgPickApi.getSelectedApi();
	if(api && api->module)
	{
	std::map<DWORD_PTR, ImportModuleThunk>::iterator iterator1;
	std::map<DWORD_PTR, ImportThunk>::iterator iterator2;

	iterator1 = importsHandling.moduleList.begin();
	while(iterator1 != importsHandling.moduleList.end())
	{
	if(iterator1->second.hTreeItem == parent)
	{
	iterator2 = iterator1->second.thunkList.begin();
	while(iterator2 != iterator1->second.thunkList.end())
	{
	if(iterator2->second.hTreeItem == over)
	{
	ImportThunk &imp = iterator2->second;
	wcscpy_s(imp.moduleName, MAX_PATH, api->module->getFilename());
	strcpy_s(imp.name, MAX_PATH, api->name);
	imp.ordinal = api->ordinal;
	//imp.apiAddressVA = api->va;
	imp.hint = api->hint;
	imp.valid = true;
	imp.suspect = api->isForwarded;

	importsHandling.updateImportInTreeView(&imp, over);
	break;
	}
	iterator2++;
	}
	break;
	}
	iterator1++;
	}
	}
	}
	}

	return false;
	}

	LRESULT MainGui::OnTreeImportsRightClick(const NMHDR* pnmh)
	{
	/*
	HTREEITEM selectedTreeNode = TreeImports.GetNextItem(NULL, TVGN_DROPHILITE);
	if(selectedTreeNode != NULL)
	{
	TreeImports.Select(selectedTreeNode, TVGN_CARET);
	}
	*/
	SetMsgHandled(false);
	return false;
	}

	LRESULT MainGui::OnTreeImportsRightDoubleClick(const NMHDR* pnmh)
	{
	SetMsgHandled(false);
	return false;
	}

	void MainGui::OnProcessListDrop(UINT uNotifyCode, int nID, CWindow wndCtl)
	{
	fillProcessListComboBox(ComboProcessList);
	}

	void MainGui::OnProcessListSelected(UINT uNotifyCode, int nID, CWindow wndCtl)
	{
	processSelectedActionHandler(ComboProcessList.GetCurSel());
	}

	void MainGui::OnPickDLL(UINT uNotifyCode, int nID, CWindow wndCtl)
	{
	pickDllActionHandler();
	}

	void MainGui::OnOptions(UINT uNotifyCode, int nID, CWindow wndCtl)
	{
	optionsActionHandler();
	}

	void MainGui::OnDump(UINT uNotifyCode, int nID, CWindow wndCtl)
	{
	dumpActionHandler();
	}

	void MainGui::OnFixDump(UINT uNotifyCode, int nID, CWindow wndCtl)
	{
	dumpFixActionHandler();
	}

	void MainGui::OnPERebuild(UINT uNotifyCode, int nID, CWindow wndCtl)
	{
	peRebuildActionHandler();
	}

	void MainGui::OnDLLInject(UINT uNotifyCode, int nID, CWindow wndCtl)
	{
	dllInjectActionHandler();
	}

	void MainGui::OnIATAutoSearch(UINT uNotifyCode, int nID, CWindow wndCtl)
	{
	iatAutosearchActionHandler();
	}

	void MainGui::OnGetImports(UINT uNotifyCode, int nID, CWindow wndCtl)
	{
	getImportsActionHandler();
	}

	void MainGui::OnInvalidImports(UINT uNotifyCode, int nID, CWindow wndCtl)
	{
	showInvalidImportsActionHandler();
	}

	void MainGui::OnSuspectImports(UINT uNotifyCode, int nID, CWindow wndCtl)
	{
	showSuspectImportsActionHandler();
	}

	void MainGui::OnClearImports(UINT uNotifyCode, int nID, CWindow wndCtl)
	{
	clearImportsActionHandler();
	}

	void MainGui::OnInvalidateSelected(UINT uNotifyCode, int nID, CWindow wndCtl)
	{
	// TODO
	}

	void MainGui::OnCutSelected(UINT uNotifyCode, int nID, CWindow wndCtl)
	{
	// TODO
	}

	void MainGui::OnSaveTree(UINT uNotifyCode, int nID, CWindow wndCtl)
	{
	// TODO
	}

	void MainGui::OnLoadTree(UINT uNotifyCode, int nID, CWindow wndCtl)
	{
	// TODO
	}

	void MainGui::OnAutotrace(UINT uNotifyCode, int nID, CWindow wndCtl)
	{
	// TODO
	}

	void MainGui::OnExit(UINT uNotifyCode, int nID, CWindow wndCtl)
	{
	EndDialog(0);
	}

	void MainGui::OnAbout(UINT uNotifyCode, int nID, CWindow wndCtl)
	{
	showAboutDialog();
	}

	bool MainGui::showFileDialog(WCHAR * selectedFile, bool save, const WCHAR * defFileName, const WCHAR * filter, const WCHAR * defExtension, const WCHAR * directory)
	{
	OPENFILENAME ofn = {0};

	// WTL doesn't support new explorer styles on Vista and up
	// This is because it uses a custom hook, we could remove it or derive
	// from CFileDialog but this solution is easier and allows more control anyway (e.g. initial dir)

	if(defFileName)
	{
	wcscpy_s(selectedFile, MAX_PATH, defFileName);
	}
	else
	{
	selectedFile[0] = _T('\0');
	}

	ofn.lStructSize = sizeof(ofn);
	ofn.hwndOwner = m_hWnd;
	ofn.lpstrFilter = filter;
	ofn.lpstrDefExt = defExtension; // only first 3 chars are used, no dots!
	ofn.lpstrFile = selectedFile;
	ofn.lpstrInitialDir = directory;
	ofn.nMaxFile = MAX_PATH;
	ofn.Flags = OFN_PATHMUSTEXIST \| OFN_HIDEREADONLY;

	/*
	*OFN_EXPLORER is automatically used, it only has to be specified
	*if using a custom hook
	*OFN_LONGNAMES is automatically used by explorer-style dialogs
	*/

	if(save)
	ofn.Flags \|= OFN_OVERWRITEPROMPT;
	else
	ofn.Flags \|= OFN_FILEMUSTEXIST;

	if(save)
	return 0 != GetSaveFileName(&ofn);
	else
	return 0 != GetOpenFileName(&ofn);
	}

	void MainGui::setIconAndDialogCaption()
	{
	SetIcon(hIcon, TRUE);
	SetIcon(hIcon, FALSE);

	SetWindowText(TEXT(APPNAME)TEXT(" ")TEXT(ARCHITECTURE)TEXT(" ")TEXT(APPVERSION));
	}

	void MainGui::pickDllActionHandler()
	{
	if(!selectedProcess)
	return;

	PickDllGui dlgPickDll(processAccessHelp.moduleList);
	if(dlgPickDll.DoModal())
	{
	//get selected module
	processAccessHelp.selectedModule = dlgPickDll.getSelectedModule();
	Logger::printfDialog(TEXT("->>> Module %s selected."), processAccessHelp.selectedModule->getFilename());
	Logger::printfDialog(TEXT("Imagebase: ")TEXT(PRINTF_DWORD_PTR_FULL)TEXT(" Size: %08X"),processAccessHelp.selectedModule->modBaseAddr,processAccessHelp.selectedModule->modBaseSize);
	}
	else
	{
	processAccessHelp.selectedModule = 0;
	}
	}

	void MainGui::startDisassemblerGui(CTreeItem selectedTreeNode)
	{
	if(!selectedProcess)
	return;

	DWORD_PTR address = importsHandling.getApiAddressByNode(selectedTreeNode);
	if (address)
	{
	BYTE test;
	if(!ProcessAccessHelp::readMemoryFromProcess(address, sizeof(test), &test))
	{
	swprintf_s(stringBuffer, _countof(stringBuffer), TEXT("Can't read memory at ")TEXT(PRINTF_DWORD_PTR_FULL),address);
	MessageBox(stringBuffer, L"Failure", MB_ICONERROR);
	}
	else
	{
	DisassemblerGui dlgDisassembler(address);
	dlgDisassembler.DoModal();
	}
	}
	}

	void MainGui::processSelectedActionHandler(int index)
	{
	std::vector<Process>& processList = processLister.getProcessList();
	Process &process = processList.at(index);
	selectedProcess = 0;

	clearImportsActionHandler();

	Logger::printfDialog(TEXT("Analyzing %s"),process.fullPath);

	if (processAccessHelp.hProcess != 0)
	{
	processAccessHelp.closeProcessHandle();
	apiReader.clearAll();
	}

	if (!processAccessHelp.openProcessHandle(process.PID))
	{
	enableDialogControls(FALSE);
	Logger::printfDialog(TEXT("Error: Cannot open process handle."));
	return;
	}

	processAccessHelp.getProcessModules(process.PID, processAccessHelp.moduleList);

	apiReader.readApisFromModuleList();

	Logger::printfDialog(TEXT("Loading modules done."));

	//TODO improve
	processAccessHelp.selectedModule = 0;
	processAccessHelp.targetSizeOfImage = process.imageSize;
	processAccessHelp.targetImageBase = process.imageBase;

	ProcessAccessHelp::getSizeOfImageCurrentProcess();

	process.imageSize = (DWORD)processAccessHelp.targetSizeOfImage;


	Logger::printfDialog(TEXT("Imagebase: ")TEXT(PRINTF_DWORD_PTR_FULL)TEXT(" Size: %08X"),process.imageBase, process.imageSize);

	process.entryPoint = ProcessAccessHelp::getEntryPointFromFile(process.fullPath);

	swprintf_s(stringBuffer, _countof(stringBuffer),TEXT(PRINTF_DWORD_PTR_FULL),process.entryPoint + process.imageBase);

	EditOEPAddress.SetWindowText(stringBuffer);

	selectedProcess = &process;
	enableDialogControls(TRUE);
	}

	void MainGui::fillProcessListComboBox(CComboBox& hCombo)
	{
	hCombo.ResetContent();

	std::vector<Process>& processList = processLister.getProcessListSnapshot();

	for (size_t i = 0; i < processList.size(); i++)
	{
	swprintf_s(stringBuffer, _countof(stringBuffer),TEXT("0x%04X - %s - %s"),processList[i].PID,processList[i].filename,processList[i].fullPath);
	hCombo.AddString(stringBuffer);
	}
	}

	void MainGui::addTextToOutputLog(const WCHAR * text)
	{
	if (m_hWnd)
	{
	ListLog.SetCurSel(ListLog.AddString(text));
	}
	}

	void MainGui::clearOutputLog()
	{
	if (m_hWnd)
	{
	ListLog.ResetContent();
	}
	}

	bool MainGui::saveLogToFile(const WCHAR * file)
	{
	const BYTE BOM[] = {0xFF, 0xFE}; // UTF-16 little-endian
	const WCHAR newLine[] = L"\r\n";
	bool success = true;

	HANDLE hFile = CreateFile(file, GENERIC_WRITE, FILE_SHARE_READ, 0, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, 0);
	if(hFile != INVALID_HANDLE_VALUE)
	{
	ProcessAccessHelp::writeMemoryToFileEnd(hFile, sizeof(BOM), BOM);

	WCHAR * buffer = 0;
	int bufsize = 0;
	for(int i = 0; i < ListLog.GetCount(); i++)
	{
	int size = ListLog.GetTextLen(i);
	size += _countof(newLine)-1;
	if(size+1 > bufsize)
	{
	bufsize = size+1;
	delete[] buffer;
	try
	{
	buffer = new WCHAR[bufsize];
	}
	catch(std::bad_alloc&)
	{
	buffer = 0;
	success = false;
	break;
	}
	}

	ListLog.GetText(i, buffer);
	wcscat_s(buffer, bufsize, newLine);

	ProcessAccessHelp::writeMemoryToFileEnd(hFile, size * sizeof(WCHAR), buffer);
	}
	delete[] buffer;
	CloseHandle(hFile);
	}
	return success;
	}

	void MainGui::showInvalidImportsActionHandler()
	{
	importsHandling.showImports(true, false);
	}

	void MainGui::showSuspectImportsActionHandler()
	{
	importsHandling.showImports(false, true);
	}

	void MainGui::iatAutosearchActionHandler()
	{
	DWORD_PTR searchAddress = 0;
	DWORD_PTR addressIAT = 0;
	DWORD sizeIAT = 0;
	IATSearch iatSearch;

	if(!selectedProcess)
	return;

	if(EditOEPAddress.GetWindowText(stringBuffer, _countof(stringBuffer)) > 1)
	{
	searchAddress = stringToDwordPtr(stringBuffer);
	if (searchAddress)
	{
	if (iatSearch.searchImportAddressTableInProcess(searchAddress, &addressIAT, &sizeIAT))
	{
	Logger::printfDialog(TEXT("IAT found at VA ")TEXT(PRINTF_DWORD_PTR_FULL)TEXT(" RVA ")TEXT(PRINTF_DWORD_PTR_FULL)TEXT(" Size 0x%04X (%d)"),addressIAT, addressIAT - processAccessHelp.targetImageBase,sizeIAT,sizeIAT);

	swprintf_s(stringBuffer, _countof(stringBuffer),TEXT(PRINTF_DWORD_PTR_FULL),addressIAT);
	EditIATAddress.SetWindowText(stringBuffer);

	swprintf_s(stringBuffer, _countof(stringBuffer),TEXT("%08X"),sizeIAT);
	EditIATSize.SetWindowText(stringBuffer);

	swprintf_s(stringBuffer, _countof(stringBuffer),TEXT("IAT found! Start Address ")TEXT(PRINTF_DWORD_PTR_FULL)TEXT(" Size 0x%04X (%d) "),addressIAT,sizeIAT,sizeIAT);
	MessageBox(stringBuffer, L"IAT found", MB_ICONINFORMATION);
	}
	else
	{
	Logger::printfDialog(TEXT("IAT not found at OEP ")TEXT(PRINTF_DWORD_PTR_FULL)TEXT("!"),searchAddress);
	}
	}
	}
	}

	void MainGui::getImportsActionHandler()
	{
	DWORD_PTR addressIAT = 0;
	DWORD sizeIAT = 0;

	if(!selectedProcess)
	return;

	if (EditIATAddress.GetWindowText(stringBuffer, _countof(stringBuffer)) > 0)
	{
	addressIAT = stringToDwordPtr(stringBuffer);
	}

	if (EditIATSize.GetWindowText(stringBuffer, _countof(stringBuffer)) > 0)
	{
	sizeIAT = wcstoul(stringBuffer, NULL, 16);
	}

	if (addressIAT && sizeIAT)
	{
	apiReader.readAndParseIAT(addressIAT, sizeIAT,importsHandling.moduleList);
	importsHandling.displayAllImports();
	}
	}

	DWORD_PTR MainGui::stringToDwordPtr(const WCHAR * hexString)
	{
	DWORD_PTR address = 0;

	#ifdef _WIN64
	address = _wcstoui64(hexString, NULL, 16);
	#else
	address = wcstoul(hexString, NULL, 16);
	#endif

	if (address == 0)
	{
	#ifdef DEBUG_COMMENTS
	Logger::debugLog(L"stringToDwordPtr :: address == 0, %s",hexString);
	#endif
	return 0;
	}
	else
	{
	return address;
	}
	}

	void MainGui::SetupImportsMenuItems(bool isItem, bool isThunk)
	{
	// assert(!(!isItem && isThunk));

	CMenuHandle hSub = hMenuImports.GetSubMenu(0);

	UINT itemOnly = isItem ? MF_ENABLED : MF_GRAYED;
	UINT thunkOnly = isThunk ? MF_ENABLED : MF_GRAYED;

	hSub.EnableMenuItem(ID__INVALIDATEFUNCTION, thunkOnly);
	hSub.EnableMenuItem(ID__DISASSEMBLE, thunkOnly);
	hSub.EnableMenuItem(ID__CUTTHUNK, thunkOnly);

	hSub.EnableMenuItem(ID__DELETETREENODE, itemOnly);
	}

	void MainGui::DisplayContextMenuImports(CWindow hwnd, CPoint pt)
	{
	if(TreeImports.GetCount() < 1)
	return;

	CTreeItem over, parent;

	if(pt.x == -1 && pt.y == -1) // invoked by keyboard
	{
	CRect pos;
	over = TreeImports.GetSelectedItem();
	if(over)
	{
	TreeImports.EnsureVisible(over);
	if(!TreeImports.GetItemRect(over, &pos, FALSE))
	{
	over = NULL;
	}
	else
	{
	TreeImports.ClientToScreen(&pos);
	}
	}
	else
	{
	TreeImports.GetWindowRect(&pos);
	}
	pt = pos.TopLeft();
	}
	else
	{
	// Get item under cursor
	CPoint client = pt;
	TreeImports.ScreenToClient(&client);
	UINT flags;
	CTreeItem over = TreeImports.HitTest(client, &flags);
	if(over && !(flags & TVHT_ONITEM))
	{
	over = NULL;
	}
	}

	if(over)
	{
	parent = TreeImports.GetParentItem(over);
	}

	if (hMenuImports)
	{
	// Prepare hmenuImports
	SetupImportsMenuItems(!over.IsNull(), !parent.IsNull());

	CMenuHandle hSub = hMenuImports.GetSubMenu(0);

	BOOL menuItem = hSub.TrackPopupMenu(TPM_LEFTALIGN \| TPM_RIGHTBUTTON \| TPM_RETURNCMD, pt.x, pt.y, hwnd);
	if (menuItem)
	{
	if ((menuItem >= PLUGIN_MENU_BASE_ID) && (menuItem <= (int)(PluginLoader::getScyllaPluginList().size() + PluginLoader::getImprecPluginList().size() + PLUGIN_MENU_BASE_ID)))
	{
	//wsprintf(stringBuffer, L"%d %s\n",menuItem,pluginList[menuItem - PLUGIN_MENU_BASE_ID].pluginName);
	//MessageBox(stringBuffer, L"plugin selection");

	pluginActionHandler(menuItem);
	return;
	}
	switch (menuItem)
	{
	case ID__INVALIDATEFUNCTION:
	importsHandling.invalidateFunction(over);
	break;
	case ID__DISASSEMBLE:
	startDisassemblerGui(over);
	break;
	case ID__EXPANDALLNODES:
	importsHandling.expandAllTreeNodes();
	break;
	case ID__COLLAPSEALLNODES:
	importsHandling.collapseAllTreeNodes();
	break;
	case ID__CUTTHUNK:
	importsHandling.cutThunk(over);
	break;
	case ID__DELETETREENODE:
	importsHandling.deleteTreeNode(parent ? parent : over);
	break;
	}
	}
	}
	}

	void MainGui::DisplayContextMenuLog(CWindow hwnd, CPoint pt)
	{
	if (hMenuLog)
	{
	if(pt.x == -1 && pt.y == -1) // invoked by keyboard
	{
	CRect pos;
	ListLog.GetWindowRect(&pos);
	pt = pos.TopLeft();
	}

	CMenuHandle hSub = hMenuLog.GetSubMenu(0);
	BOOL menuItem = hSub.TrackPopupMenu(TPM_LEFTALIGN \| TPM_RIGHTBUTTON \| TPM_RETURNCMD, pt.x, pt.y, hwnd);
	if (menuItem)
	{
	switch (menuItem)
	{
	case ID__SAVE:
	WCHAR selectedFilePath[MAX_PATH];
	if(showFileDialog(selectedFilePath, true, NULL, filterTxt, L"txt"))
	{
	saveLogToFile(selectedFilePath);
	}
	break;
	case ID__CLEAR:
	clearOutputLog();
	break;
	}
	}
	}
	}

	void MainGui::appendPluginListToMenu(CMenuHandle hMenu)
	{
	std::vector<Plugin> &scyllaPluginList = PluginLoader::getScyllaPluginList();
	std::vector<Plugin> &imprecPluginList = PluginLoader::getImprecPluginList();

	if (scyllaPluginList.size() > 0)
	{
	CMenuHandle newMenu;
	newMenu.CreatePopupMenu();

	for (size_t i = 0; i < scyllaPluginList.size(); i++)
	{
	newMenu.AppendMenu(MF_STRING, i + PLUGIN_MENU_BASE_ID, scyllaPluginList[i].pluginName);
	}

	hMenu.AppendMenu(MF_MENUBARBREAK);
	hMenu.AppendMenu(MF_POPUP, newMenu, L"Scylla Plugins");
	}

	if (imprecPluginList.size() > 0)
	{
	CMenuHandle newMenu;
	newMenu.CreatePopupMenu();

	for (size_t i = 0; i < imprecPluginList.size(); i++)
	{
	newMenu.AppendMenu(MF_STRING, scyllaPluginList.size() + i + PLUGIN_MENU_BASE_ID, imprecPluginList[i].pluginName);
	}

	hMenu.AppendMenu(MF_MENUBARBREAK);
	hMenu.AppendMenu(MF_POPUP, newMenu, L"ImpREC Plugins");
	}
	}

	void MainGui::dumpActionHandler()
	{
	if(!selectedProcess)
	return;

	WCHAR selectedFilePath[MAX_PATH];
	const WCHAR * fileFilter;
	const WCHAR * defExtension;
	PeDump peDump;

	if (processAccessHelp.selectedModule)
	{
	fileFilter = filterDll;
	defExtension = L"dll";
	}
	else
	{
	fileFilter = filterExe;
	defExtension = L"exe";
	}

	if(showFileDialog(selectedFilePath, true, NULL, fileFilter, defExtension))
	{
	if (processAccessHelp.selectedModule)
	{
	//dump DLL

	peDump.imageBase = processAccessHelp.selectedModule->modBaseAddr;
	peDump.sizeOfImage = processAccessHelp.selectedModule->modBaseSize;
	//get it from gui
	peDump.entryPoint = getOEPFromGui();
	wcscpy_s(peDump.fullpath, MAX_PATH, processAccessHelp.selectedModule->fullPath);
	}
	else
	{
	peDump.imageBase = ProcessAccessHelp::targetImageBase;
	peDump.sizeOfImage = (DWORD)ProcessAccessHelp::targetSizeOfImage;
	//get it from gui
	peDump.entryPoint = getOEPFromGui();
	wcscpy_s(peDump.fullpath, MAX_PATH, selectedProcess->fullPath);
	}

	peDump.useHeaderFromDisk = ConfigurationHolder::getConfigObject(USE_PE_HEADER_FROM_DISK)->isTrue();
	if (peDump.dumpCompleteProcessToDisk(selectedFilePath))
	{
	Logger::printfDialog(TEXT("Dump success %s"),selectedFilePath);
	//MessageBox(L"Image dumped successfully.", L"Success");
	}
	else
	{
	Logger::printfDialog(TEXT("Error: Cannot dump image."));
	MessageBox(L"Cannot dump image.", L"Failure", MB_ICONERROR);
	}
	}
	}

	DWORD_PTR MainGui::getOEPFromGui()
	{
	if (EditOEPAddress.GetWindowText(stringBuffer, _countof(stringBuffer)) > 0)
	{
	return stringToDwordPtr(stringBuffer);
	}
	else
	{
	return 0;
	}
	}

	void MainGui::peRebuildActionHandler()
	{
	DWORD newSize = 0;
	WCHAR selectedFilePath[MAX_PATH];
	PeRebuild peRebuild;

	if(showFileDialog(selectedFilePath, false, NULL, filterExeDll))
	{
	if (ConfigurationHolder::getConfigObject(CREATE_BACKUP)->isTrue())
	{
	if (!ProcessAccessHelp::createBackupFile(selectedFilePath))
	{
	Logger::printfDialog(TEXT("Creating backup file failed %s"), selectedFilePath);
	}
	}

	LONGLONG fileSize = ProcessAccessHelp::getFileSize(selectedFilePath);
	LPVOID mapped = peRebuild.createFileMappingViewFull(selectedFilePath);

	newSize = peRebuild.realignPE(mapped, (DWORD)fileSize);
	peRebuild.closeAllMappingHandles();

	if (newSize < 10)
	{
	Logger::printfDialog(TEXT("Rebuild failed %s"), selectedFilePath);
	MessageBox(L"Rebuild failed.", L"Failure", MB_ICONERROR);
	}
	else
	{
	peRebuild.truncateFile(selectedFilePath, newSize);

	Logger::printfDialog(TEXT("Rebuild success %s"), selectedFilePath);
	Logger::printfDialog(TEXT("-> Old file size 0x%08X new file size 0x%08X (%d %%)"), (DWORD)fileSize, newSize, (DWORD)((newSize * 100) / (DWORD)fileSize) );
	//MessageBox(L"Image rebuilded successfully.", L"Success", MB_ICONINFORMATION);
	}
	}
	}

	void MainGui::dumpFixActionHandler()
	{
	if(!selectedProcess)
	return;

	if (TreeImports.GetCount() < 2)
	{
	Logger::printfDialog(TEXT("Nothing to rebuild"));
	return;
	}

	WCHAR newFilePath[MAX_PATH];
	WCHAR selectedFilePath[MAX_PATH];
	const WCHAR * fileFilter;

	ImportRebuild importRebuild;

	if (processAccessHelp.selectedModule)
	{
	fileFilter = filterDll;
	}
	else
	{
	fileFilter = filterExe;
	}

	if (showFileDialog(selectedFilePath, false, NULL, fileFilter))
	{
	wcscpy_s(newFilePath,MAX_PATH,selectedFilePath);

	const WCHAR * extension = 0;

	WCHAR* dot = wcsrchr(newFilePath, L'.');
	if (dot)
	{
	*dot = L'\0';
	extension = selectedFilePath + (dot - newFilePath); //wcsrchr(selectedFilePath, L'.');
	}

	wcscat_s(newFilePath, MAX_PATH, L"_SCY");

	if(extension)
	{
	wcscat_s(newFilePath, MAX_PATH, extension);
	}

	if (importRebuild.rebuildImportTable(selectedFilePath,newFilePath,importsHandling.moduleList))
	{
	//MessageBox(L"Imports rebuilding successful", L"Success", MB_ICONINFORMATION);

	Logger::printfDialog(TEXT("Import Rebuild success %s"), newFilePath);
	}
	else
	{
	Logger::printfDialog(TEXT("Import Rebuild failed, target %s"), selectedFilePath);
	MessageBox(L"Imports rebuilding failed", L"Failure", MB_ICONERROR);
	}
	}
	}

	void MainGui::enableDialogControls(BOOL value)
	{
	GetDlgItem(IDC_BTN_PICKDLL).EnableWindow(value);
	GetDlgItem(IDC_BTN_DUMP).EnableWindow(value);
	GetDlgItem(IDC_BTN_FIXDUMP).EnableWindow(value);
	GetDlgItem(IDC_BTN_IATAUTOSEARCH).EnableWindow(value);
	GetDlgItem(IDC_BTN_GETIMPORTS).EnableWindow(value);
	GetDlgItem(IDC_BTN_SUSPECTIMPORTS).EnableWindow(value);
	GetDlgItem(IDC_BTN_INVALIDIMPORTS).EnableWindow(value);
	GetDlgItem(IDC_BTN_CLEARIMPORTS).EnableWindow(value);

	CMenuHandle menu = GetMenu();

	menu.EnableMenuItem(ID_FILE_DUMP, value ? MF_ENABLED : MF_GRAYED);
	menu.EnableMenuItem(ID_FILE_FIXDUMP, value ? MF_ENABLED : MF_GRAYED);
	menu.EnableMenuItem(ID_MISC_DLLINJECTION, value ? MF_ENABLED : MF_GRAYED);
	menu.GetSubMenu(MenuImportsOffsetTrace).EnableMenuItem(MenuImportsTraceOffsetScylla, MF_BYPOSITION \| (value ? MF_ENABLED : MF_GRAYED));
	menu.GetSubMenu(MenuImportsOffsetTrace).EnableMenuItem(MenuImportsTraceOffsetImpRec, MF_BYPOSITION \| (value ? MF_ENABLED : MF_GRAYED));

	//not yet implemented
	GetDlgItem(IDC_BTN_AUTOTRACE).EnableWindow(FALSE);
	GetDlgItem(IDC_BTN_SAVETREE).EnableWindow(FALSE);
	GetDlgItem(IDC_BTN_LOADTREE).EnableWindow(FALSE);

	menu.EnableMenuItem(ID_IMPORTS_INVALIDATESELECTED, MF_GRAYED);
	menu.EnableMenuItem(ID_IMPORTS_CUTSELECTED, MF_GRAYED);
	menu.EnableMenuItem(ID_IMPORTS_SAVETREE, MF_GRAYED);
	menu.EnableMenuItem(ID_IMPORTS_SAVETREE, MF_GRAYED);
	menu.EnableMenuItem(ID_IMPORTS_LOADTREE, MF_GRAYED);
	menu.EnableMenuItem(ID_TRACE_AUTOTRACE, MF_GRAYED);
	}

	void MainGui::showAboutDialog()
	{
	AboutGui dlgAbout;
	dlgAbout.DoModal();
	}

	void MainGui::dllInjectActionHandler()
	{
	if(!selectedProcess)
	return;

	WCHAR selectedFilePath[MAX_PATH];
	HMODULE hMod = 0;
	DllInjection dllInjection;

	if (showFileDialog(selectedFilePath, false, NULL, filterDll))
	{
	hMod = dllInjection.dllInjection(ProcessAccessHelp::hProcess, selectedFilePath);
	if (hMod && ConfigurationHolder::getConfigObject(DLL_INJECTION_AUTO_UNLOAD)->isTrue())
	{
	if (!dllInjection.unloadDllInProcess(ProcessAccessHelp::hProcess, hMod))
	{
	Logger::printfDialog(TEXT("DLL unloading failed, target %s"), selectedFilePath);
	}
	}

	if (hMod)
	{
	Logger::printfDialog(TEXT("DLL Injection was successful, target %s"), selectedFilePath);
	}
	else
	{
	Logger::printfDialog(TEXT("DLL Injection failed, target %s"), selectedFilePath);
	}
	}
	}

	void MainGui::optionsActionHandler()
	{
	OptionsGui dlgOptions;
	dlgOptions.DoModal();
	}

	void MainGui::clearImportsActionHandler()
	{
	TreeImports.DeleteAllItems();
	importsHandling.moduleList.clear();
	}

	void MainGui::pluginActionHandler( int menuItem )
	{
	if(!selectedProcess)
	return;

	DllInjectionPlugin dllInjectionPlugin;

	std::vector<Plugin> &scyllaPluginList = PluginLoader::getScyllaPluginList();
	std::vector<Plugin> &imprecPluginList = PluginLoader::getImprecPluginList();

	menuItem -= PLUGIN_MENU_BASE_ID;

	dllInjectionPlugin.hProcess = ProcessAccessHelp::hProcess;
	dllInjectionPlugin.apiReader = &apiReader;

	if (menuItem < (int)scyllaPluginList.size())
	{
	//scylla plugin
	dllInjectionPlugin.injectPlugin(scyllaPluginList[menuItem], importsHandling.moduleList,selectedProcess->imageBase, selectedProcess->imageSize);
	}
	else
	{
	#ifndef _WIN64

	menuItem -= (int)scyllaPluginList.size();
	//imprec plugin
	dllInjectionPlugin.injectImprecPlugin(imprecPluginList[menuItem], importsHandling.moduleList,selectedProcess->imageBase, selectedProcess->imageSize);

	#endif
	}

	importsHandling.scanAndFixModuleList();
	importsHandling.displayAllImports();
	}

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