Bump to 1.11
This commit is contained in:
Vichingo455
@@ -1,174 +1,36 @@
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#include "stdafx.h"
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#include <comdef.h>
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#include <ShellAPI.h>
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#include <ShlObj.h>
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#include <ExDisp.h>
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#include <strsafe.h>
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#include "Utils.h"
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#include "LegacyUpdate_i.h"
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#include "dllmain.h"
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const LPCSTR UpdateSiteHostname = "legacyupdate.net";
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const LPWSTR UpdateSiteURLHttp = L"http://legacyupdate.net/windowsupdate/v6/";
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const LPWSTR UpdateSiteURLHttps = L"https://legacyupdate.net/windowsupdate/v6/";
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const LPWSTR UpdateSiteFirstRunFlag = L"?firstrun=true";
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static BOOL CanUseSSLConnection() {
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// Get the Windows Update website URL set by Legacy Update setup
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LPWSTR data;
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DWORD size;
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HRESULT hr = GetRegistryString(HKEY_LOCAL_MACHINE, L"SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\WindowsUpdate", L"URL", NULL, &data, &size);
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if (!SUCCEEDED(hr)) {
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goto end;
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}
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// Return based on the URL value
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if (StrCmpW(data, UpdateSiteURLHttps) == 0) {
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return TRUE;
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} else if (StrCmpW(data, UpdateSiteURLHttp) == 0) {
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return FALSE;
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}
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end:
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// Fallback: Use SSL only on Vista and up
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OSVERSIONINFOEX *versionInfo = GetVersionInfo();
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return versionInfo->dwMajorVersion > 5;
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}
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#include "Exec.h"
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#include "HResult.h"
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#include "LegacyUpdate.h"
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#include <shellapi.h>
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// Function signature required by Rundll32.exe.
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void CALLBACK LaunchUpdateSite(HWND hwnd, HINSTANCE hInstance, LPSTR lpszCmdLine, int nCmdShow) {
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HRESULT hr = CoInitializeEx(NULL, COINIT_APARTMENTTHREADED);
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CComPtr<IWebBrowser2> browser;
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CComVariant url;
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CComVariant flags(0);
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CComVariant nullVariant;
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LPWSTR path;
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if (!SUCCEEDED(hr)) {
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goto end;
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}
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// If running on 2k/XP, make sure we're elevated. If not, show Run As prompt.
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if (GetVersionInfo()->dwMajorVersion < 6 && !IsUserAnAdmin()) {
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LPWSTR filename;
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DWORD filenameSize;
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GetOwnFileName(&filename, &filenameSize);
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WCHAR args[MAX_PATH + 20];
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StringCchPrintfW(args, filenameSize + 20, L"\"%ls\",LaunchUpdateSite", filename);
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// Ignore C4311 and C4302, which is for typecasts. It is due to ShellExec and should be safe to bypass.
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#pragma warning(disable: 4311 4302)
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int execResult = (int)ShellExecute(NULL, L"runas", L"rundll32.exe", args, NULL, SW_SHOWDEFAULT);
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#pragma warning(default: 4311 4302)
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// Access denied happens when the user clicks No/Cancel.
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if (execResult <= 32 && execResult != SE_ERR_ACCESSDENIED) {
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hr = E_FAIL;
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}
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goto end;
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}
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// Spawn an IE window via the COM interface. This ensures the page opens in IE (ShellExecute uses
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// default browser), and avoids hardcoding a path to iexplore.exe. Also conveniently allows testing
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// on Windows 11 (iexplore.exe redirects to Edge, but COM still works). Same strategy as used by
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// Wupdmgr.exe and Muweb.dll,LaunchMUSite.
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hr = browser.CoCreateInstance(CLSID_InternetExplorer, NULL, CLSCTX_LOCAL_SERVER);
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if (hr == REGDB_E_CLASSNOTREG) {
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// Handle case where the user has uninstalled Internet Explorer using Programs and Features.
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OSVERSIONINFOEX *versionInfo = GetVersionInfo();
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// Windows 8+: Directly prompt to reinstall IE using Fondue.exe.
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SYSTEM_INFO systemInfo;
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GetSystemInfo(&systemInfo);
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LPWSTR archSuffix = systemInfo.wProcessorArchitecture == PROCESSOR_ARCHITECTURE_AMD64 ? L"amd64" : L"x86";
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WCHAR fondueArgs[256];
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StringCchPrintfW(fondueArgs, 256, L"/enable-feature:Internet-Explorer-Optional-%ls", archSuffix);
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#pragma warning(disable: 4311 4302)
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int execResult = (int)ShellExecute(NULL, L"open", L"fondue.exe", fondueArgs, NULL, SW_SHOWDEFAULT);
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#pragma warning(default: 4311 4302)
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if (execResult <= 32) {
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// Tell the user what they need to do, then open the Optional Features dialog.
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WCHAR message[4096];
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LoadString(g_hInstance, IDS_IENOTINSTALLED, message, ARRAYSIZE(message));
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MessageBox(hwnd, message, L"Legacy Update", MB_OK | MB_ICONEXCLAMATION);
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ShellExecute(NULL, L"open", L"OptionalFeatures.exe", NULL, NULL, SW_SHOWDEFAULT);
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}
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hr = S_OK;
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goto end;
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} else if (!SUCCEEDED(hr)) {
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goto end;
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}
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// Can we connect with https? WinInet will throw an error if not.
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LPWSTR siteURL = CanUseSSLConnection() ? UpdateSiteURLHttps : UpdateSiteURLHttp;
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// Is this a first run launch? Append first run flag if so.
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if (strcmp(lpszCmdLine, "firstrun") == 0) {
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WCHAR newSiteURL[256];
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StringCchPrintfW(newSiteURL, 256, L"%s%s", siteURL, UpdateSiteFirstRunFlag);
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siteURL = newSiteURL;
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}
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url = siteURL;
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hr = browser->Navigate2(&url, &flags, &nullVariant, &nullVariant, &nullVariant);
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// This just calls LegacyUpdate.exe now for backwards compatibility.
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hr = GetInstallPath(&path);
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if (!SUCCEEDED(hr)) {
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goto end;
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}
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HWND ieHwnd;
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hr = browser->get_HWND((SHANDLE_PTR *)&ieHwnd);
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if (!SUCCEEDED(hr)) {
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goto end;
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PathAppend(path, L"LegacyUpdate.exe");
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DWORD code;
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hr = Exec(L"open", path, NULL, NULL, nCmdShow, TRUE, &code);
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if (SUCCEEDED(hr)) {
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hr = HRESULT_FROM_WIN32(code);
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}
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// Are we on a small display? If so, resize and maximise the window.
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HMONITOR monitor = MonitorFromWindow(ieHwnd, MONITOR_DEFAULTTONEAREST);
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MONITORINFO monitorInfo;
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monitorInfo.cbSize = sizeof(MONITORINFO);
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if (GetMonitorInfo(monitor, &monitorInfo) > 0) {
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LONG workWidth = monitorInfo.rcWork.right - monitorInfo.rcWork.left;
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LONG workHeight = monitorInfo.rcWork.bottom - monitorInfo.rcWork.top;
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LONG width, height;
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browser->get_Width(&width);
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browser->get_Height(&height);
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if (width < 800) {
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width = min(800, workWidth);
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browser->put_Width(width);
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}
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if (height < 600) {
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height = min(600, workHeight);
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browser->put_Height(height);
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}
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LONG left, top;
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browser->get_Left(&left);
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browser->get_Top(&top);
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if (left + width > workWidth) {
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browser->put_Left(0);
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}
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if (top + height > workHeight) {
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browser->put_Top(0);
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}
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if (workWidth <= 1152) {
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ShowWindow(ieHwnd, SW_MAXIMIZE);
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}
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}
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browser->put_Visible(TRUE);
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// Focus the window, since it seems to not always get focus as it should.
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SetForegroundWindow(ieHwnd);
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end:
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if (!SUCCEEDED(hr)) {
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MessageBox(NULL, GetMessageForHresult(hr), L"Legacy Update", MB_OK | MB_ICONEXCLAMATION);
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MessageBox(NULL, GetMessageForHresult(hr), L"Legacy Update", MB_OK | MB_ICONERROR);
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}
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browser = NULL;
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CoUninitialize();
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}
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