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Open-Shell-Menu/ClassicShellSrc/ClassicShellSetup/ClassicShellSetup.cpp
coddec f6150dafc8 Initial commit
2017-12-04 15:02:13 +11:00

438 lines
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// Classic Shell (c) 2009-2016, Ivo Beltchev
// Confidential information of Ivo Beltchev. Not for disclosure or distribution without prior written consent from the author
#define _WIN32_WINNT 0x0600
#include <windows.h>
#include <shlwapi.h>
#include <stdio.h>
#include <commctrl.h>
#include <vector>
#include "resource.h"
#include "StringUtils.h"
#include "FNVHash.h"
// ClassicShellSetup.exe is a bootstrap application that contains installers for 32-bit and 64-bit.
// It unpacks the right installer into the temp directory and executes it.
typedef BOOL (WINAPI *FIsWow64Process)( HANDLE hProcess, PBOOL Wow64Process );
typedef BOOL (WINAPI *FQueryFullProcessImageName)( HANDLE hProcess, DWORD dwFlags, LPTSTR lpExeName, PDWORD lpdwSize );
enum
{
ERR_WRONG_OS=101, // the OS is too old, Windows 7 or up is required
ERR_OLD_VERSION, // detected version older than 1.0.0
ERR_HASH_NOTFOUND, // the HASH resource is missing
ERR_MSIRES_NOTFOUND, // missing MSI resource
ERR_HASH_ERROR,
ERR_VERRES_NOTFOUND, // missing version resource
ERR_MSI_EXTRACTFAIL, // failed to extract the MSI file
ERR_MSIEXEC, // msiexec failed to start
};
struct Chunk
{
int start1, start2, len;
};
static void WriteFileXOR( HANDLE hFile, const unsigned char *buf, int size )
{
if (size>0)
{
std::vector<unsigned char> buf2;
buf2.reserve(size);
for (int i=0;i<size;i++)
buf2.push_back(buf[i]^0xFF);
DWORD q;
WriteFile(hFile,&buf2[0],size,&q,NULL);
}
}
static int ExtractMsi( HINSTANCE hInstance, const wchar_t *msiName, bool b64, bool bQuiet )
{
void *pRes=NULL;
HRSRC hResInfo=FindResource(hInstance,MAKEINTRESOURCE(IDR_MSI_CHECKSUM),L"MSI_FILE");
if (hResInfo)
{
HGLOBAL hRes=LoadResource(hInstance,hResInfo);
pRes=LockResource(hRes);
}
if (!pRes)
{
if (!bQuiet)
{
wchar_t strTitle[256];
if (!LoadString(hInstance,IDS_APP_TITLE,strTitle,_countof(strTitle))) strTitle[0]=0;
wchar_t strText[256];
if (!LoadString(hInstance,IDS_ERR_INTERNAL,strText,_countof(strText))) strText[0]=0;
MessageBox(NULL,strText,strTitle,MB_OK|MB_ICONERROR);
}
return ERR_HASH_NOTFOUND;
}
unsigned int hash0=((unsigned int*)pRes)[b64?1:0];
const Chunk *pChunks=NULL;
int chunkCount=0;
if (b64)
{
chunkCount=((unsigned int*)pRes)[2];
pChunks=(Chunk*)((unsigned int*)pRes+3);
}
// extract the installer
const unsigned char *pRes32=NULL;
hResInfo=FindResource(hInstance,MAKEINTRESOURCE(IDR_MSI_FILE32),L"MSI_FILE");
if (hResInfo)
{
HGLOBAL hRes=LoadResource(hInstance,hResInfo);
pRes32=(unsigned char*)LockResource(hRes);
}
if (!pRes32)
{
if (!bQuiet)
{
wchar_t strTitle[256];
if (!LoadString(hInstance,IDS_APP_TITLE,strTitle,_countof(strTitle))) strTitle[0]=0;
wchar_t strText[256];
if (!LoadString(hInstance,IDS_ERR_INTERNAL,strText,_countof(strText))) strText[0]=0;
MessageBox(NULL,strText,strTitle,MB_OK|MB_ICONERROR);
}
return ERR_MSIRES_NOTFOUND;
}
const unsigned char *pRes64=NULL;
int size32=SizeofResource(hInstance,hResInfo);
unsigned int hash;
int size64=0;
if (b64)
{
HRSRC hResInfo=FindResource(hInstance,MAKEINTRESOURCE(IDR_MSI_FILE64),L"MSI_FILE");
if (hResInfo)
{
HGLOBAL hRes=LoadResource(hInstance,hResInfo);
pRes64=(unsigned char*)LockResource(hRes);
}
if (!pRes64)
{
if (!bQuiet)
{
wchar_t strTitle[256];
if (!LoadString(hInstance,IDS_APP_TITLE,strTitle,_countof(strTitle))) strTitle[0]=0;
wchar_t strText[256];
if (!LoadString(hInstance,IDS_ERR_INTERNAL,strText,_countof(strText))) strText[0]=0;
MessageBox(NULL,strText,strTitle,MB_OK|MB_ICONERROR);
}
return ERR_MSIRES_NOTFOUND;
}
size64=SizeofResource(hInstance,hResInfo);
hash=FNV_HASH0;
int start=0;
int pos=0;
for (int i=0;i<chunkCount;i++)
{
const Chunk &chunk=pChunks[i];
if (start<chunk.start2)
hash=CalcFNVHash(pRes64+pos,chunk.start2-start,hash);
hash=CalcFNVHash(pRes32+chunk.start1,chunk.len,hash);
pos+=chunk.start2-start;
start=chunk.start2+chunk.len;
}
if (pos<size64)
hash=CalcFNVHash(pRes64+pos,size64-pos,hash);
}
else
hash=CalcFNVHash(pRes32,size32);
if (hash!=hash0)
{
if (!bQuiet)
{
wchar_t strTitle[256];
if (!LoadString(hInstance,IDS_APP_TITLE,strTitle,_countof(strTitle))) strTitle[0]=0;
wchar_t strText[256];
if (!LoadString(hInstance,IDS_ERR_CORRUPTED,strText,_countof(strText))) strText[0]=0;
wchar_t message[1024];
Sprintf(message,_countof(message),strText,msiName);
MessageBox(NULL,message,strTitle,MB_OK|MB_ICONERROR);
}
return ERR_HASH_ERROR;
}
HANDLE hFile=CreateFile(msiName,GENERIC_WRITE,0,NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
if (hFile==INVALID_HANDLE_VALUE)
{
wchar_t strTitle[256];
if (!LoadString(hInstance,IDS_APP_TITLE,strTitle,_countof(strTitle))) strTitle[0]=0;
wchar_t strText[256];
if (!LoadString(hInstance,IDS_ERR_EXTRACT,strText,_countof(strText))) strText[0]=0;
wchar_t message[1024];
Sprintf(message,_countof(message),strText,msiName);
if (!bQuiet)
{
MessageBox(NULL,message,strTitle,MB_OK|MB_ICONERROR);
}
return ERR_MSI_EXTRACTFAIL;
}
if (b64)
{
int start=0;
int pos=0;
for (int i=0;i<chunkCount;i++)
{
const Chunk &chunk=pChunks[i];
if (start<chunk.start2)
WriteFileXOR(hFile,pRes64+pos,chunk.start2-start);
WriteFileXOR(hFile,pRes32+chunk.start1,chunk.len);
pos+=chunk.start2-start;
start=chunk.start2+chunk.len;
}
if (pos<size64)
WriteFileXOR(hFile,pRes64+pos,size64-pos);
}
else
{
WriteFileXOR(hFile,pRes32,size32);
}
CloseHandle(hFile);
return 0;
}
INT_PTR CALLBACK DialogProc( HWND hwndDlg, UINT uMsg, WPARAM wParam, LPARAM lParam )
{
if (uMsg==WM_COMMAND && wParam==IDOK)
{
wchar_t text[256];
GetDlgItemText(hwndDlg,IDC_EDITPWD,text,_countof(text));
CharUpper(text);
if (CalcFNVHash(text)==0xdd7faf06)
EndDialog(hwndDlg,IDOK);
else
MessageBox(hwndDlg,L"Wrong password.",L"Error",MB_OK|MB_ICONERROR);
return TRUE;
}
if (uMsg==WM_COMMAND && wParam==IDCANCEL)
{
EndDialog(hwndDlg,IDCANCEL);
return TRUE;
}
return FALSE;
}
int APIENTRY wWinMain( HINSTANCE hInstance, HINSTANCE hPrevInstance, LPTSTR lpCmdLine, int nCmdShow )
{
INITCOMMONCONTROLSEX init={sizeof(init),ICC_STANDARD_CLASSES};
InitCommonControlsEx(&init);
// get installer version
VS_FIXEDFILEINFO *pVer=NULL;
{
void *pRes=NULL;
HRSRC hResInfo=FindResource(hInstance,MAKEINTRESOURCE(VS_VERSION_INFO),RT_VERSION);
if (hResInfo)
{
HGLOBAL hRes=LoadResource(hInstance,hResInfo);
pRes=LockResource(hRes);
}
if (pRes)
pVer=(VS_FIXEDFILEINFO*)((char*)pRes+40);
}
if (pVer && pVer->dwProductVersionMS==0x20008 && pVer->dwProductVersionLS==0 && DialogBox(hInstance,MAKEINTRESOURCE(IDD_DIALOGPWD),NULL,DialogProc)!=IDOK)
return 0;
int count;
wchar_t *const *params=CommandLineToArgvW(lpCmdLine,&count);
if (!params) count=0;
int extract=0;
bool bQuiet=false;
for (;count>0;count--,params++)
{
if (_wcsicmp(params[0],L"help")==0 || _wcsicmp(params[0],L"/?")==0)
{
wchar_t strTitle[256];
if (!LoadString(hInstance,IDS_APP_TITLE,strTitle,_countof(strTitle))) strTitle[0]=0;
wchar_t strText[4096];
if (!LoadString(hInstance,IDS_HELP,strText,_countof(strText))) strText[0]=0;
MessageBox(NULL,strText,strTitle,MB_OK);
return 0;
}
if (_wcsicmp(params[0],L"extract32")==0)
extract=32;
if (_wcsicmp(params[0],L"extract64")==0)
extract=64;
if (_wcsicmp(params[0],L"/qn")==0 || _wcsicmp(params[0],L"/q")==0 || _wcsicmp(params[0],L"/quiet")==0 || _wcsicmp(params[0],L"/passive")==0)
{
bQuiet=true;
}
}
if (!pVer)
{
if (!bQuiet)
{
wchar_t strTitle[256];
if (!LoadString(hInstance,IDS_APP_TITLE,strTitle,_countof(strTitle))) strTitle[0]=0;
wchar_t strText[256];
if (!LoadString(hInstance,IDS_ERR_INTERNAL,strText,_countof(strText))) strText[0]=0;
MessageBox(NULL,strText,strTitle,MB_OK|MB_ICONERROR);
}
return ERR_VERRES_NOTFOUND;
}
if (extract)
{
wchar_t msiName[_MAX_PATH];
Sprintf(msiName,_countof(msiName),L"ClassicShellSetup%d_%d_%d_%d.msi",extract,HIWORD(pVer->dwProductVersionMS),LOWORD(pVer->dwProductVersionMS),HIWORD(pVer->dwProductVersionLS));
return ExtractMsi(hInstance,msiName,extract==64,bQuiet);
}
// check Windows version
WORD winVer=LOWORD(GetVersion());
winVer=MAKEWORD(HIBYTE(winVer),LOBYTE(winVer));
if (winVer<0x601)
{
if (!bQuiet)
{
wchar_t strTitle[256];
if (!LoadString(hInstance,IDS_APP_TITLE,strTitle,_countof(strTitle))) strTitle[0]=0;
wchar_t strText[256];
if (!LoadString(hInstance,IDS_ERR_WIN7,strText,_countof(strText))) strText[0]=0;
MessageBox(NULL,strText,strTitle,MB_OK|MB_ICONERROR);
}
return ERR_WRONG_OS;
}
// dynamically link to IsWow64Process because it is not available for Windows 2000
HMODULE hKernel32=GetModuleHandle(L"kernel32.dll");
FIsWow64Process isWow64Process=(FIsWow64Process)GetProcAddress(hKernel32,"IsWow64Process");
if (!isWow64Process)
{
if (!bQuiet)
{
wchar_t strTitle[256];
if (!LoadString(hInstance,IDS_APP_TITLE,strTitle,_countof(strTitle))) strTitle[0]=0;
wchar_t strText[256];
if (!LoadString(hInstance,IDS_ERR_WIN7,strText,_countof(strText))) strText[0]=0;
MessageBox(NULL,strText,strTitle,MB_OK|MB_ICONERROR);
}
return ERR_WRONG_OS;
}
BOOL b64=FALSE;
isWow64Process(GetCurrentProcess(),&b64);
// look for an old version the start menu (2.0.0 or older) and show a warning if it is still running. the uninstaller for such old versions doesn't close the start menu
HWND hwnd=FindWindow(L"ClassicStartMenu.CStartHookWindow",L"StartHookWindow");
if (hwnd)
{
bool bStartMenu=false;
DWORD id;
GetWindowThreadProcessId(hwnd,&id);
HANDLE process=OpenProcess(PROCESS_QUERY_INFORMATION|PROCESS_VM_READ,FALSE,id);
if (process)
{
bStartMenu=true;
wchar_t path[_MAX_PATH];
DWORD size=_countof(path);
FQueryFullProcessImageName queryFullProcessImageName=(FQueryFullProcessImageName)GetProcAddress(hKernel32,"QueryFullProcessImageNameW");
if (queryFullProcessImageName && queryFullProcessImageName(process,0,path,&size))
{
DWORD q;
DWORD size=GetFileVersionInfoSize(path,&q);
if (size)
{
std::vector<char> buf(size);
if (GetFileVersionInfo(path,0,size,&buf[0]))
{
VS_FIXEDFILEINFO *pVer;
UINT len;
if (VerQueryValue(&buf[0],L"\\",(void**)&pVer,&len) && pVer->dwProductVersionMS>0x20000)
bStartMenu=false;
}
}
}
CloseHandle(process);
}
if (bStartMenu)
{
wchar_t strTitle[256];
if (!LoadString(hInstance,IDS_APP_TITLE,strTitle,_countof(strTitle))) strTitle[0]=0;
wchar_t strText[1024];
if (!LoadString(hInstance,IDS_OLDSTARTMENU,strText,_countof(strText))) strText[0]=0;
MessageBox(NULL,strText,strTitle,MB_OK|MB_ICONWARNING);
}
}
/*
// warning about being beta
if (!bQuiet)
{
if (MessageBox(NULL,L"Warning!\nThis is a beta version of Classic Shell. It contains features that are not fully tested. Please report any problems in the Classic Shell forums. If you prefer a stable build over the latest features, you can download one of the \"general release\" versions like 3.6.8.\nDo you want to continue with the installation?",L"Classic Shell Setup",MB_YESNO|MB_ICONWARNING)==IDNO)
return 99;
}
*/
DWORD version;
{
HKEY hKey;
if (RegOpenKeyEx(HKEY_LOCAL_MACHINE,L"SOFTWARE\\IvoSoft\\ClassicShell",0,KEY_READ|(b64?KEY_WOW64_64KEY:0),&hKey)==ERROR_SUCCESS)
{
DWORD size=sizeof(version);
if (RegQueryValueEx(hKey,L"Version",0,NULL,(BYTE*)&version,&size)!=ERROR_SUCCESS)
version=0;
RegCloseKey(hKey);
}
}
wchar_t msiName[_MAX_PATH];
Sprintf(msiName,_countof(msiName),L"%%ALLUSERSPROFILE%%\\ClassicShellSetup%d_%d_%d_%d.msi",b64?64:32,HIWORD(pVer->dwProductVersionMS),LOWORD(pVer->dwProductVersionMS),HIWORD(pVer->dwProductVersionLS));
DoEnvironmentSubst(msiName,_countof(msiName));
int ex=ExtractMsi(hInstance,msiName,b64!=FALSE,bQuiet);
if (ex) return ex;
wchar_t cmdLine[2048];
if (wcsstr(lpCmdLine,L"%MSI%") || wcsstr(lpCmdLine,L"%msi%"))
{
SetEnvironmentVariable(L"MSI",msiName);
Sprintf(cmdLine,_countof(cmdLine),L"msiexec.exe %s",lpCmdLine);
DoEnvironmentSubst(cmdLine,_countof(cmdLine));
}
else
{
Sprintf(cmdLine,_countof(cmdLine),L"msiexec.exe /i \"%s\" %s",msiName,lpCmdLine);
}
// start the installer
STARTUPINFO startupInfo={sizeof(startupInfo)};
PROCESS_INFORMATION processInfo;
memset(&processInfo,0,sizeof(processInfo));
if (!CreateProcess(NULL,cmdLine,NULL,NULL,TRUE,0,NULL,NULL,&startupInfo,&processInfo))
{
DeleteFile(msiName);
if (!bQuiet)
{
wchar_t strTitle[256];
if (!LoadString(hInstance,IDS_APP_TITLE,strTitle,_countof(strTitle))) strTitle[0]=0;
wchar_t strText[256];
if (!LoadString(hInstance,IDS_ERR_MSIEXEC,strText,_countof(strText))) strText[0]=0;
MessageBox(NULL,strText,strTitle,MB_OK|MB_ICONERROR);
}
return ERR_MSIEXEC;
}
else
{
CloseHandle(processInfo.hThread);
// wait for the installer to finish
WaitForSingleObject(processInfo.hProcess,INFINITE);
DWORD code;
GetExitCodeProcess(processInfo.hProcess,&code);
CloseHandle(processInfo.hProcess);
DeleteFile(msiName);
return code;
}
}
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