634 lines
17 KiB
C++
634 lines
17 KiB
C++
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//***************************************************************************
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//
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// MAINDLL.CPP
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//
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// Module: WMI Framework Instance provider
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//
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// Purpose: Contains DLL entry points. Also has code that controls
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// when the DLL can be unloaded by tracking the number of
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// objects and locks as well as routines that support
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// self registration.
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//
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// Copyright (c)1999 Microsoft Corporation, All Rights Reserved
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//
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//***************************************************************************
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//
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// need this to access older WMI methods
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// BUGBUG - better alternative is to change the params
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// to use the new methods
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//
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#define FRAMEWORK_ALLOW_DEPRECATED 0
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#include "stdafx.h"
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#include <FWcommon.h>
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#include <objbase.h>
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#include <initguid.h>
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#include <wbemidl.h>
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#include <setupbat.h>
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#include "diskcleanup.h"
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#include "..\rstrcore\resource.h"
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#ifdef THIS_FILE
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#undef THIS_FILE
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#endif
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static char __szTraceSourceFile[] = __FILE__;
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#define THIS_FILE __szTraceSourceFile
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void UnattendedFileParameters ();
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HMODULE ghModule;
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//============
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WCHAR *GUIDSTRING = L"{a47401f6-a8a6-40ea-9c29-b8f6026c98b8}";
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CLSID CLSID_SYSTEMRESTORE = {0xa47401f6, 0xa8a6, 0x40ea,
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{0x9c, 0x29, 0xb8, 0xf6, 0x02, 0x6c, 0x98, 0xb8}} ;
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WCHAR *GUID_SRDiskCleanup = L"{7325c922-bb81-47b0-8b2f-a5f8605e242f}";
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CLSID Clsid_SRDiskCleanup = {/*7325c922-bb81-47b0-8b2f-a5f8605e242f*/
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0x7325c922,
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0xbb81,
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0x47b0,
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{0x8b, 0x2f, 0xa5, 0xf8, 0x60, 0x5e, 0x24, 0x2f}
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};
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//Count number of objects and number of locks.
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long g_cLock=0;
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//***************************************************************************
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//
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// DllGetClassObject
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//
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// Purpose: Called by Ole when some client wants a class factory. Return
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// one only if it is the sort of class this DLL supports.
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//
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//***************************************************************************
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STDAPI DllGetClassObject(REFCLSID rclsid, REFIID riid, PPVOID ppv)
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{
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HRESULT hr;
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if (CLSID_SYSTEMRESTORE == rclsid)
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{
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CWbemGlueFactory *pObj;
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pObj=new CWbemGlueFactory();
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if (NULL==pObj)
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return E_OUTOFMEMORY;
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hr=pObj->QueryInterface(riid, ppv);
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if (FAILED(hr))
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delete pObj;
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}
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else if (rclsid == Clsid_SRDiskCleanup)
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{
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CSRClassFactory *pcf = new CSRClassFactory ();
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if (pcf == NULL)
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return E_OUTOFMEMORY;
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hr = pcf->QueryInterface (riid, ppv);
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pcf->Release(); // release constructor refcount
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}
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else hr = E_FAIL;
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return hr;
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}
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//***************************************************************************
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//
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// DllCanUnloadNow
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//
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// Purpose: Called periodically by Ole in order to determine if the
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// DLL can be freed.
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//
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// Return: S_OK if there are no objects in use and the class factory
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// isn't locked.
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//
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//***************************************************************************
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STDAPI DllCanUnloadNow(void)
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{
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SCODE sc;
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// It is OK to unload if there are no objects or locks on the
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// class factory and the framework is done with you.
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if ((0L==g_cLock) && CWbemProviderGlue::FrameworkLogoffDLL(L"SYSTEMRESTORE"))
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{
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sc = S_OK;
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}
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else
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{
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sc = S_FALSE;
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}
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return sc;
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}
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//***************************************************************************
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//
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// Is4OrMore
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//
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// Returns true if win95 or any version of NT > 3.51
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//
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//***************************************************************************
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BOOL Is4OrMore(void)
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{
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OSVERSIONINFO os;
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os.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
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if(!GetVersionEx(&os))
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return FALSE; // should never happen
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return os.dwMajorVersion >= 4;
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}
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DWORD
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CopyMofFile()
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{
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TENTER("CopyMofFile");
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WCHAR szSrc[MAX_PATH];
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IMofCompiler *pimof = NULL;
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HRESULT hr;
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WBEM_COMPILE_STATUS_INFO Info;
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BOOL fInitialized = FALSE;
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hr = CoInitialize(NULL);
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if (FAILED(hr))
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{
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trace(0, "! CoInitialize : %ld", hr);
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goto done;
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}
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fInitialized = TRUE;
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//
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// create an IMofCompiler instance
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//
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hr = CoCreateInstance( CLSID_MofCompiler,
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0,
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CLSCTX_INPROC_SERVER,
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IID_IMofCompiler,
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(LPVOID*) &pimof );
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if (FAILED(hr) || NULL == pimof)
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{
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trace(0, "! CoCreateInstance : %ld", hr);
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goto done;
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}
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//
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// get the path of the source mof file
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// %windir%\system32\restore\sr.mof
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//
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if (0 == ExpandEnvironmentStrings(s_cszWinRestDir, szSrc, MAX_PATH))
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{
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hr = (HRESULT) GetLastError();
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trace(0, "! ExpandEnvironmentStrings : %ld", hr);
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goto done;
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}
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lstrcat(szSrc, s_cszMofFile);
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//
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// compile the mof file
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//
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hr = pimof->CompileFile(szSrc,
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0, // no server & namespace
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0, // no user
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0, // no authority
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0, // no password
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0, // no options
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0, // no class flags
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0, // no instance flags
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&Info );
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if (hr != S_OK)
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{
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trace(0, "! CompileFile : %ld", hr);
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goto done;
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}
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done:
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if (pimof)
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{
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pimof->Release();
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}
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if (fInitialized)
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CoUninitialize();
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TLEAVE();
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return hr;
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}
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//***************************************************************************
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//
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// DllRegisterServer
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//
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// Purpose: Called during setup or by regsvr32.
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//
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// Return: NOERROR if registration successful, error otherwise.
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//***************************************************************************
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STDAPI DllRegisterServer(void)
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{
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WCHAR wcID[128];
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WCHAR wcCLSID[128];
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WCHAR wcModule[MAX_PATH];
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WCHAR * pName = L"";
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WCHAR * pModel = L"Both";
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HKEY hKey1 = NULL, hKey2 = NULL, hKeySR = NULL;
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DWORD dwRc;
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// Create the path.
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lstrcpy(wcCLSID, L"SOFTWARE\\CLASSES\\CLSID\\");
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lstrcat(wcCLSID, GUIDSTRING);
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// Create entries under CLSID
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RegCreateKey(HKEY_LOCAL_MACHINE, wcCLSID, &hKey1);
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if (hKey1 != NULL)
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{
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RegSetValueEx(hKey1, NULL, 0, REG_SZ, (BYTE *)pName,
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(lstrlen(pName)+1) * sizeof(WCHAR));
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RegCreateKey(hKey1, L"InprocServer32",&hKey2);
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if (hKey2 != NULL)
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{
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GetModuleFileName(ghModule, wcModule, MAX_PATH);
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RegSetValueEx(hKey2, NULL, 0, REG_SZ, (BYTE *) wcModule,
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(lstrlen(wcModule)+1) * sizeof(WCHAR));
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RegSetValueEx(hKey2, L"ThreadingModel", 0, REG_SZ,
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(BYTE *)pModel, (lstrlen(pModel)+1) * sizeof(WCHAR));
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CloseHandle(hKey2);
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}
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CloseHandle(hKey1);
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}
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// copy the sr.mof file into the wbem directories
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// get the wbem directories from the registry
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// dwRc = CopyMofFile();
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lstrcpy(wcCLSID, L"SOFTWARE\\CLASSES\\CLSID\\");
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lstrcat(wcCLSID, GUID_SRDiskCleanup);
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RegCreateKey(HKEY_LOCAL_MACHINE, wcCLSID, &hKey1);
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if (hKey1 != NULL)
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{
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RegSetValueEx(hKey1, NULL, 0, REG_SZ, (BYTE *)pName,
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(lstrlen(pName)+1) * sizeof(WCHAR));
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RegCreateKey(hKey1, L"InprocServer32", &hKey2);
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if (hKey2 != NULL)
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{
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GetModuleFileName(ghModule, wcModule, MAX_PATH);
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RegSetValueEx(hKey2, NULL, 0, REG_SZ, (BYTE *) wcModule,
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(lstrlen(wcModule)+1) * sizeof(WCHAR));
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RegSetValueEx(hKey2, L"ThreadingModel", 0, REG_SZ,
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(BYTE *)pModel, (lstrlen(pModel)+1) * sizeof(WCHAR));
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CloseHandle(hKey2);
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}
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RegCreateKey(hKey1, L"DefaultIcon", &hKey2);
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if (hKey2 != NULL)
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{
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lstrcpy (wcModule, L"%SystemRoot%\\system32\\srclient.dll,0");
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RegSetValueEx(hKey2, NULL, 0, REG_EXPAND_SZ, (BYTE *) wcModule,
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(lstrlen(wcModule)+1) * sizeof(WCHAR));
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CloseHandle(hKey2);
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}
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CloseHandle(hKey1);
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}
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RegCreateKey(HKEY_LOCAL_MACHINE,
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L"SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Explorer\\VolumeCaches"
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L"\\System Restore", &hKey1);
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if (hKey1 != NULL)
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{
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RegSetValueEx(hKey1, NULL, 0, REG_SZ, (BYTE *) GUID_SRDiskCleanup,
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(lstrlen(GUID_SRDiskCleanup)+1) * sizeof(WCHAR));
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}
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UnattendedFileParameters();
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return NOERROR;
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}
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//***************************************************************************
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//
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// DllUnregisterServer
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//
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// Purpose: Called when it is time to remove the registry entries.
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//
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// Return: NOERROR if registration successful, error otherwise.
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//***************************************************************************
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STDAPI DllUnregisterServer(void)
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{
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WCHAR wcID[128];
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WCHAR wcCLSID[128];
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HKEY hKey;
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// Create the path using the CLSID
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lstrcpy(wcCLSID, L"SOFTWARE\\CLASSES\\CLSID\\");
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lstrcat(wcCLSID, GUIDSTRING);
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// First delete the InProcServer subkey.
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DWORD dwRet = RegOpenKey(HKEY_LOCAL_MACHINE, wcCLSID, &hKey);
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if(dwRet == NO_ERROR)
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{
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RegDeleteKey(hKey, L"InProcServer32");
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CloseHandle(hKey);
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}
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lstrcpy(wcCLSID, L"SOFTWARE\\CLASSES\\CLSID\\");
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lstrcat(wcCLSID, GUID_SRDiskCleanup);
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dwRet = RegOpenKey(HKEY_LOCAL_MACHINE, wcCLSID, &hKey);
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if(dwRet == NO_ERROR)
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{
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RegDeleteKey(hKey, L"InProcServer32");
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RegDeleteKey(hKey, L"DefaultIcon");
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CloseHandle(hKey);
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}
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// then delete the clsid keys for both SystemRestoreProv and SRDiskCleanup
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dwRet = RegOpenKey(HKEY_LOCAL_MACHINE, L"SOFTWARE\\CLASSES\\CLSID\\", &hKey);
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if(dwRet == NO_ERROR)
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{
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RegDeleteKey(hKey, GUIDSTRING);
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RegDeleteKey(hKey, GUID_SRDiskCleanup);
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CloseHandle(hKey);
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}
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RegDeleteKey(HKEY_LOCAL_MACHINE,
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L"SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Explorer\\VolumeCaches"
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L"\\System Restore");
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return NOERROR;
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}
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void UnattendedFileParameters ()
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{
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HKEY hKey = NULL;
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WCHAR * pwNull = L"";
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DWORD dwAnswerLength = MAX_PATH;
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LONG lAnswer = 0;
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WCHAR wcsAnswerFile [MAX_PATH];
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|
|
WCHAR wcsAnswer [MAX_PATH];
|
||
|
|
|
||
|
|
if (ERROR_SUCCESS != RegOpenKeyEx(HKEY_LOCAL_MACHINE, s_cszSRCfgRegKey, 0,
|
||
|
|
KEY_WRITE, &hKey))
|
||
|
|
return;
|
||
|
|
|
||
|
|
if (0 == GetSystemDirectoryW (wcsAnswerFile,MAX_PATH))
|
||
|
|
return;
|
||
|
|
|
||
|
|
lstrcatW (wcsAnswerFile, L"\\");
|
||
|
|
lstrcatW (wcsAnswerFile, WINNT_GUI_FILE_W);
|
||
|
|
|
||
|
|
/*
|
||
|
|
if( GetPrivateProfileString( s_cszSRUnattendedSection,
|
||
|
|
L"MaximumDataStoreSize",
|
||
|
|
pwNull,
|
||
|
|
wcsAnswer,
|
||
|
|
dwAnswerLength,
|
||
|
|
wcsAnswerFile ) )
|
||
|
|
{
|
||
|
|
if( lstrcmpW (pwNull, wcsAnswer ))
|
||
|
|
{
|
||
|
|
lAnswer = wcstol (wcsAnswer,NULL,10);
|
||
|
|
if (lAnswer > 0)
|
||
|
|
RegWriteDWORD(hKey, s_cszDSMax, (DWORD *) &lAnswer);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
*/
|
||
|
|
|
||
|
|
if( GetPrivateProfileString( s_cszSRUnattendedSection,
|
||
|
|
L"RestorePointLife",
|
||
|
|
pwNull,
|
||
|
|
wcsAnswer,
|
||
|
|
dwAnswerLength,
|
||
|
|
wcsAnswerFile ) )
|
||
|
|
{
|
||
|
|
if( lstrcmpW (pwNull, wcsAnswer ))
|
||
|
|
{
|
||
|
|
lAnswer = wcstol (wcsAnswer,NULL,10);
|
||
|
|
lAnswer *= 24 * 3600; // convert days to seconds
|
||
|
|
if (lAnswer > 0)
|
||
|
|
RegWriteDWORD(hKey, s_cszRPLifeInterval, (DWORD *) &lAnswer);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if( GetPrivateProfileString( s_cszSRUnattendedSection,
|
||
|
|
L"CheckpointCalendarFrequency",
|
||
|
|
pwNull,
|
||
|
|
wcsAnswer,
|
||
|
|
dwAnswerLength,
|
||
|
|
wcsAnswerFile ) )
|
||
|
|
{
|
||
|
|
if( lstrcmpW (pwNull, wcsAnswer ))
|
||
|
|
{
|
||
|
|
lAnswer = wcstol (wcsAnswer,NULL,10);
|
||
|
|
lAnswer *= 24 * 3600; // convert days to seconds
|
||
|
|
if (lAnswer > 0)
|
||
|
|
RegWriteDWORD(hKey, s_cszRPGlobalInterval, (DWORD *) &lAnswer);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if( GetPrivateProfileString( s_cszSRUnattendedSection,
|
||
|
|
L"CheckPointSessionFrequency",
|
||
|
|
pwNull,
|
||
|
|
wcsAnswer,
|
||
|
|
dwAnswerLength,
|
||
|
|
wcsAnswerFile ) )
|
||
|
|
{
|
||
|
|
if( lstrcmpW (pwNull, wcsAnswer ))
|
||
|
|
{
|
||
|
|
lAnswer = wcstol (wcsAnswer,NULL,10);
|
||
|
|
lAnswer *= 3600; // convert hours to seconds
|
||
|
|
if (lAnswer > 0)
|
||
|
|
RegWriteDWORD(hKey, s_cszRPSessionInterval, (DWORD *) &lAnswer);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if( GetPrivateProfileString( s_cszSRUnattendedSection,
|
||
|
|
L"MaximumDataStorePercentOfDisk",
|
||
|
|
pwNull,
|
||
|
|
wcsAnswer,
|
||
|
|
dwAnswerLength,
|
||
|
|
wcsAnswerFile ) )
|
||
|
|
{
|
||
|
|
if( lstrcmpW (pwNull, wcsAnswer ))
|
||
|
|
{
|
||
|
|
lAnswer = wcstol (wcsAnswer,NULL,10);
|
||
|
|
if (lAnswer <= 100 && lAnswer > 0)
|
||
|
|
RegWriteDWORD(hKey, s_cszDiskPercent, (DWORD *) &lAnswer);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
RegCloseKey (hKey);
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
void CALLBACK
|
||
|
|
CreateFirstRunRp(
|
||
|
|
HWND hwnd,
|
||
|
|
HINSTANCE hinst,
|
||
|
|
LPSTR lpszCmdLine,
|
||
|
|
int nCmdShow)
|
||
|
|
{
|
||
|
|
RESTOREPOINTINFO RPInfo;
|
||
|
|
STATEMGRSTATUS SmgrStatus;
|
||
|
|
DWORD dwValue;
|
||
|
|
HANDLE hInit = NULL;
|
||
|
|
|
||
|
|
//
|
||
|
|
// first remove ourselves from Run key
|
||
|
|
//
|
||
|
|
|
||
|
|
HKEY hKey;
|
||
|
|
DWORD dwRet = RegOpenKey(HKEY_LOCAL_MACHINE,
|
||
|
|
L"Software\\Microsoft\\Windows\\CurrentVersion\\Run",
|
||
|
|
&hKey);
|
||
|
|
if (dwRet == ERROR_SUCCESS)
|
||
|
|
{
|
||
|
|
RegDeleteValue(hKey, L"SRFirstRun");
|
||
|
|
RegCloseKey(hKey);
|
||
|
|
}
|
||
|
|
|
||
|
|
//
|
||
|
|
// wait until the service has fully initialized
|
||
|
|
// query thrice at 10 second intervals
|
||
|
|
//
|
||
|
|
|
||
|
|
dwRet = WAIT_FAILED;
|
||
|
|
int i = 0;
|
||
|
|
while (i++ <= 3)
|
||
|
|
{
|
||
|
|
hInit = OpenEvent(SYNCHRONIZE, FALSE, s_cszSRInitEvent);
|
||
|
|
if (hInit == NULL)
|
||
|
|
{
|
||
|
|
if (i >= 3)
|
||
|
|
{
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
Sleep(10000);
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
dwRet = WaitForSingleObject(hInit, 60*1000); // 1 minute
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
//
|
||
|
|
// reset registry value CreateFirstRunRp
|
||
|
|
// so that service will create firstrun rp in the future
|
||
|
|
//
|
||
|
|
|
||
|
|
dwValue = 1;
|
||
|
|
if (ERROR_SUCCESS == RegOpenKey(HKEY_LOCAL_MACHINE,
|
||
|
|
s_cszSRRegKey,
|
||
|
|
&hKey))
|
||
|
|
{
|
||
|
|
RegWriteDWORD(hKey, s_cszCreateFirstRunRp, &dwValue);
|
||
|
|
RegCloseKey(hKey);
|
||
|
|
}
|
||
|
|
|
||
|
|
//
|
||
|
|
// try creating firstrun rp now
|
||
|
|
//
|
||
|
|
|
||
|
|
if (dwRet != WAIT_FAILED)
|
||
|
|
{
|
||
|
|
RPInfo.dwEventType = BEGIN_SYSTEM_CHANGE;
|
||
|
|
RPInfo.dwRestorePtType = FIRSTRUN;
|
||
|
|
if (ERROR_SUCCESS != SRLoadString(L"srrstr.dll", IDS_SYSTEM_CHECKPOINT_TEXT, RPInfo.szDescription, MAX_DESC_W))
|
||
|
|
{
|
||
|
|
lstrcpy(RPInfo.szDescription, s_cszSystemCheckpointName);
|
||
|
|
}
|
||
|
|
SRSetRestorePoint(&RPInfo, &SmgrStatus);
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
if (hInit)
|
||
|
|
{
|
||
|
|
CloseHandle(hInit);
|
||
|
|
}
|
||
|
|
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
//***************************************************************************
|
||
|
|
//
|
||
|
|
// DllMain
|
||
|
|
//
|
||
|
|
// Purpose: Called by the operating system when processes and threads are
|
||
|
|
// initialized and terminated, or upon calls to the LoadLibrary
|
||
|
|
// and FreeLibrary functions
|
||
|
|
//
|
||
|
|
// Return: TRUE if load was successful, else FALSE
|
||
|
|
//***************************************************************************
|
||
|
|
|
||
|
|
BOOL APIENTRY DllMain ( HINSTANCE hInstDLL, // handle to dll module
|
||
|
|
DWORD fdwReason, // reason for calling function
|
||
|
|
LPVOID lpReserved ) // reserved
|
||
|
|
{
|
||
|
|
BOOL bRet = TRUE;
|
||
|
|
|
||
|
|
// Perform actions based on the reason for calling.
|
||
|
|
switch( fdwReason )
|
||
|
|
{
|
||
|
|
case DLL_PROCESS_ATTACH:
|
||
|
|
DisableThreadLibraryCalls(hInstDLL);
|
||
|
|
|
||
|
|
// Initialize once for each new process.
|
||
|
|
// Return FALSE to fail DLL load.
|
||
|
|
ghModule = hInstDLL;
|
||
|
|
bRet = CWbemProviderGlue::FrameworkLoginDLL(L"SYSTEMRESTORE");
|
||
|
|
break;
|
||
|
|
|
||
|
|
case DLL_THREAD_ATTACH:
|
||
|
|
// Do thread-specific initialization.
|
||
|
|
break;
|
||
|
|
|
||
|
|
case DLL_THREAD_DETACH:
|
||
|
|
// Do thread-specific cleanup.
|
||
|
|
break;
|
||
|
|
|
||
|
|
case DLL_PROCESS_DETACH:
|
||
|
|
// Perform any necessary cleanup.
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
|
||
|
|
return bRet; // Sstatus of DLL_PROCESS_ATTACH.
|
||
|
|
}
|
||
|
|
|