485 lines
14 KiB
C++
485 lines
14 KiB
C++
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//
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// Copyright (c) 1997-2001 Microsoft Corporation, All Rights Reserved
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//
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// ***************************************************************************
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//
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// Original Author: Rajesh Rao
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//
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// $Author: rajeshr $
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// $Date: 6/11/98 4:43p $
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// $Workfile: maindll.cpp $
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//
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// $Modtime: 6/11/98 11:21a $
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// $Revision: 1 $
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// $Nokeywords: $
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//
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//
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// Description: Contains DLL entry points. Also has code that controls
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// when the DLL can be unloaded by tracking the number of objects and locks.
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//
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//***************************************************************************
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#include "precomp.h"
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#include <initguid.h>
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#include "dscpguid.h"
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#include "dsipguid.h"
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// HANDLE of the DLL
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HINSTANCE g_hInst = NULL;
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// Count of locks
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long g_lComponents = 0;
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// Count of active locks
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long g_lServerLocks = 0;
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// A critical section to create/delete statics
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CRITICAL_SECTION g_StaticsCreationDeletion;
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ProvDebugLog *g_pLogObject = NULL;
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//***************************************************************************
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//
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// DllMain
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//
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// Description: Entry point for DLL. Good place for initialization.
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// Parameters: The standard DllMain() parameters
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// Return: TRUE if OK.
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//***************************************************************************
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BOOL APIENTRY DllMain (
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HINSTANCE hInstance,
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ULONG ulReason ,
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LPVOID pvReserved
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)
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{
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g_hInst = hInstance;
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BOOL status = TRUE ;
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if ( DLL_PROCESS_ATTACH == ulReason )
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{
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// Initialize the critical section to access the static initializer objects
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InitializeCriticalSection(&g_StaticsCreationDeletion);
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// Initialize the static Initializer objects. These are destroyed in DllCanUnloadNow
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CDSClassProviderClassFactory :: s_pDSClassProviderInitializer = NULL;
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CDSClassProviderClassFactory ::s_pLDAPClassProviderInitializer = NULL;
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CDSInstanceProviderClassFactory :: s_pDSInstanceProviderInitializer = NULL;
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DisableThreadLibraryCalls(g_hInst); // 158024
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status = TRUE ;
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}
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else if ( DLL_PROCESS_DETACH == ulReason )
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{
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DeleteCriticalSection(&g_StaticsCreationDeletion);
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status = TRUE ;
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}
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else if ( DLL_THREAD_DETACH == ulReason )
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{
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status = TRUE ;
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}
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else if ( DLL_THREAD_ATTACH == ulReason )
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{
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status = TRUE ;
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}
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return status ;
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}
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//***************************************************************************
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//
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// DllGetClassObject
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//
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// Description: Called by COM when some client wants a a class factory.
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//
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// Parameters: Ths standard DllGetClassObject() parameters
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//
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// Return Value: S_OK 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 (
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REFCLSID rclsid ,
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REFIID riid,
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void **ppv
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)
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{
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HRESULT status = S_OK ;
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try
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{
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if ( rclsid == CLSID_DSProvider )
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{
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CDSClassProviderClassFactory *lpunk = NULL;
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lpunk = new CDSClassProviderClassFactory ;
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status = lpunk->QueryInterface ( riid , ppv ) ;
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if ( FAILED ( status ) )
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{
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delete lpunk ;
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}
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}
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else if ( rclsid == CLSID_DSClassAssocProvider )
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{
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CDSClassAssociationsProviderClassFactory *lpunk = new CDSClassAssociationsProviderClassFactory ;
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status = lpunk->QueryInterface ( riid , ppv ) ;
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if ( FAILED ( status ) )
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{
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delete lpunk ;
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}
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}
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else if ( rclsid == CLSID_DSInstanceProvider )
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{
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CDSInstanceProviderClassFactory *lpunk = new CDSInstanceProviderClassFactory ;
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status = lpunk->QueryInterface ( riid , ppv ) ;
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if ( FAILED ( status ) )
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{
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delete lpunk ;
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}
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}
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else
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{
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status = CLASS_E_CLASSNOTAVAILABLE ;
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}
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}
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catch(Heap_Exception e_HE)
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{
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status = E_OUTOFMEMORY ;
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}
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return status ;
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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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// Description: Called periodically by COM in order to determine if the
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// DLL can be unloaded.
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//
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// Return Value: 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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STDAPI DllCanUnloadNow ()
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{
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if(g_lServerLocks == 0 && g_lComponents == 0)
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{
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// Delete the Initializer objects
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EnterCriticalSection(&g_StaticsCreationDeletion);
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if ( g_pLogObject )
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{
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g_pLogObject->WriteW(L"DllCanUnloadNow called\r\n");
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}
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if ( CDSClassProviderClassFactory::s_pDSClassProviderInitializer )
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{
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delete CDSClassProviderClassFactory::s_pDSClassProviderInitializer;
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CDSClassProviderClassFactory::s_pDSClassProviderInitializer = NULL;
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}
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if ( CDSClassProviderClassFactory::s_pLDAPClassProviderInitializer )
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{
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delete CDSClassProviderClassFactory::s_pLDAPClassProviderInitializer;
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CDSClassProviderClassFactory::s_pLDAPClassProviderInitializer = NULL;
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}
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if ( CDSInstanceProviderClassFactory::s_pDSInstanceProviderInitializer )
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{
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delete CDSInstanceProviderClassFactory::s_pDSInstanceProviderInitializer;
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CDSInstanceProviderClassFactory::s_pDSInstanceProviderInitializer = NULL;
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}
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if ( g_pLogObject )
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{
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delete g_pLogObject;
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g_pLogObject = NULL;
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}
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LeaveCriticalSection(&g_StaticsCreationDeletion);
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return S_OK;
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}
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else
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return S_FALSE;
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}
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/***************************************************************************
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*
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* SetKeyAndValue
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*
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* Description: Helper function for DllRegisterServer that creates
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* a key, sets a value, and closes that key. If pszSubkey is NULL, then
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* the value is created for the pszKey key.
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*
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* Parameters:
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* pszKey LPTSTR to the name of the key
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* pszSubkey LPTSTR to the name of a subkey
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* pszValueName LPTSTR to the value name to use
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* pszValue LPTSTR to the value to store
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*
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* Return Value:
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* BOOL TRUE if successful, FALSE otherwise.
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***************************************************************************/
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BOOL SetKeyAndValue(LPCTSTR pszKey, LPCTSTR pszSubkey, LPCTSTR pszValueName, LPCTSTR pszValue)
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{
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HKEY hKey;
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TCHAR szKey[256];
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_tcscpy(szKey, pszKey);
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// If a sub key is mentioned, use it.
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if (NULL != pszSubkey)
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{
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_tcscat(szKey, __TEXT("\\"));
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_tcscat(szKey, pszSubkey);
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}
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if (ERROR_SUCCESS != RegCreateKeyEx(HKEY_LOCAL_MACHINE,
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szKey, 0, NULL, REG_OPTION_NON_VOLATILE,
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KEY_ALL_ACCESS, NULL, &hKey, NULL))
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return FALSE;
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if (NULL != pszValue)
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{
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if (ERROR_SUCCESS != RegSetValueEx(hKey, pszValueName, 0, REG_SZ, (BYTE *)pszValue,
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(_tcslen(pszValue)+1)*sizeof(TCHAR)))
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return FALSE;
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}
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RegCloseKey(hKey);
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return TRUE;
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}
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/***************************************************************************
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*
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* DeleteKey
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*
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* Description: Helper function for DllUnRegisterServer that deletes the subkey
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* of a key.
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*
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* Parameters:
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* pszKey LPTSTR to the name of the key
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* pszSubkey LPTSTR ro the name of a subkey
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*
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* Return Value:
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* BOOL TRUE if successful, FALSE otherwise.
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***************************************************************************/
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BOOL DeleteKey(LPCTSTR pszKey, LPCTSTR pszSubkey)
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{
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HKEY hKey;
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if (ERROR_SUCCESS != RegCreateKeyEx(HKEY_LOCAL_MACHINE,
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pszKey, 0, NULL, REG_OPTION_NON_VOLATILE,
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KEY_ALL_ACCESS, NULL, &hKey, NULL))
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return FALSE;
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if(ERROR_SUCCESS != RegDeleteKey(hKey, pszSubkey))
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return FALSE;
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RegCloseKey(hKey);
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return TRUE;
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}
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////////////////////////////////////////////////////////////////////
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// Strings used during self registration
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////////////////////////////////////////////////////////////////////
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LPCTSTR INPROC32_STR = __TEXT("InprocServer32");
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LPCTSTR INPROC_STR = __TEXT("InprocServer");
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LPCTSTR THREADING_MODEL_STR = __TEXT("ThreadingModel");
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LPCTSTR APARTMENT_STR = __TEXT("Both");
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LPCTSTR CLSID_STR = __TEXT("SOFTWARE\\CLASSES\\CLSID\\");
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// DS Class Provider
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LPCTSTR DSPROVIDER_NAME_STR = __TEXT("Microsoft NT DS Class Provider for WBEM");
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// DS Class Associations provider
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LPCTSTR DS_ASSOC_PROVIDER_NAME_STR = __TEXT("Microsoft NT DS Class Associations Provider for WBEM");
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// DS Instance provider
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LPCTSTR DS_INSTANCE_PROVIDER_NAME_STR = __TEXT("Microsoft NT DS Instance Provider for WBEM");
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STDAPI DllRegisterServer()
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{
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TCHAR szModule[512];
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GetModuleFileName(g_hInst, szModule, sizeof(szModule)/sizeof(TCHAR));
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TCHAR szDSProviderClassID[128];
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TCHAR szDSProviderCLSIDClassID[128];
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#ifdef UNICODE
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if(StringFromGUID2(CLSID_DSProvider, szDSProviderClassID, 128) == 0)
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return SELFREG_E_CLASS;
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#else
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WCHAR wszDSProviderClassID[128];
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if(StringFromGUID2(CLSID_DSProvider, wszDSProviderClassID, 128) == 0)
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return SELFREG_E_CLASS;
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WideCharToMultiByte(CP_ACP, 0, wszDSProviderClassID, -1, szDSProviderClassID, 128, NULL, NULL);
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#endif
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_tcscpy(szDSProviderCLSIDClassID, CLSID_STR);
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_tcscat(szDSProviderCLSIDClassID, szDSProviderClassID);
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//
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// Create entries under CLSID for DS Class Provider
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//
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if (FALSE == SetKeyAndValue(szDSProviderCLSIDClassID, NULL, NULL, DSPROVIDER_NAME_STR))
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return SELFREG_E_CLASS;
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if (FALSE == SetKeyAndValue(szDSProviderCLSIDClassID, INPROC32_STR, NULL, szModule))
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return SELFREG_E_CLASS;
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if (FALSE == SetKeyAndValue(szDSProviderCLSIDClassID, INPROC32_STR, THREADING_MODEL_STR, APARTMENT_STR))
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return SELFREG_E_CLASS;
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TCHAR szDSClassAssocProviderClassID[128];
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TCHAR szDSClassAssocProviderCLSIDClassID[128];
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#ifdef UNICODE
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if(StringFromGUID2(CLSID_DSClassAssocProvider, szDSClassAssocProviderClassID, 128) == 0)
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return SELFREG_E_CLASS;
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#else
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WCHAR wszDSClassAssocProviderClassID[128];
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if(StringFromGUID2(CLSID_DSClassAssocProvider, wszDSClassAssocProviderClassID, 128) == 0)
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return SELFREG_E_CLASS;
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WideCharToMultiByte(CP_ACP, 0, wszDSClassAssocProviderClassID, -1, szDSClassAssocProviderClassID, 128, NULL, NULL);
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#endif
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_tcscpy(szDSClassAssocProviderCLSIDClassID, CLSID_STR);
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_tcscat(szDSClassAssocProviderCLSIDClassID, szDSClassAssocProviderClassID);
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//
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// Create entries under CLSID for DS Class Associations Provider
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//
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if (FALSE == SetKeyAndValue(szDSClassAssocProviderCLSIDClassID, NULL, NULL, DS_ASSOC_PROVIDER_NAME_STR))
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return SELFREG_E_CLASS;
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if (FALSE == SetKeyAndValue(szDSClassAssocProviderCLSIDClassID, INPROC32_STR, NULL, szModule))
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return SELFREG_E_CLASS;
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if (FALSE == SetKeyAndValue(szDSClassAssocProviderCLSIDClassID, INPROC32_STR, THREADING_MODEL_STR, APARTMENT_STR))
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return SELFREG_E_CLASS;
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TCHAR szDSInstanceProviderClassID[128];
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TCHAR szDSInstanceProviderCLSIDClassID[128];
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#ifdef UNICODE
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if(StringFromGUID2(CLSID_DSInstanceProvider, szDSInstanceProviderClassID, 128) == 0)
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return SELFREG_E_CLASS;
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#else
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WCHAR wszDSInstanceProviderClassID[128];
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if(StringFromGUID2(CLSID_DSInstanceProvider, wszDSInstanceProviderClassID, 128) == 0)
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return SELFREG_E_CLASS;
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WideCharToMultiByte(CP_ACP, 0, wszDSInstanceProviderClassID, -1, szDSInstanceProviderClassID, 128, NULL, NULL);
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#endif
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_tcscpy(szDSInstanceProviderCLSIDClassID, CLSID_STR);
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_tcscat(szDSInstanceProviderCLSIDClassID, szDSInstanceProviderClassID);
|
||
|
|
|
||
|
|
//
|
||
|
|
// Create entries under CLSID for DS Instance Provider
|
||
|
|
//
|
||
|
|
if (FALSE == SetKeyAndValue(szDSInstanceProviderCLSIDClassID, NULL, NULL, DS_INSTANCE_PROVIDER_NAME_STR))
|
||
|
|
return SELFREG_E_CLASS;
|
||
|
|
|
||
|
|
if (FALSE == SetKeyAndValue(szDSInstanceProviderCLSIDClassID, INPROC32_STR, NULL, szModule))
|
||
|
|
return SELFREG_E_CLASS;
|
||
|
|
if (FALSE == SetKeyAndValue(szDSInstanceProviderCLSIDClassID, INPROC32_STR, THREADING_MODEL_STR, APARTMENT_STR))
|
||
|
|
return SELFREG_E_CLASS;
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
return S_OK;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
STDAPI DllUnregisterServer(void)
|
||
|
|
{
|
||
|
|
TCHAR szModule[512];
|
||
|
|
GetModuleFileName(g_hInst,szModule, sizeof(szModule)/sizeof(TCHAR));
|
||
|
|
|
||
|
|
TCHAR szDSProviderClassID[128];
|
||
|
|
TCHAR szDSProviderCLSIDClassID[128];
|
||
|
|
|
||
|
|
#ifdef UNICODE
|
||
|
|
if(StringFromGUID2(CLSID_DSProvider, szDSProviderClassID, 128) == 0)
|
||
|
|
return SELFREG_E_CLASS;
|
||
|
|
#else
|
||
|
|
WCHAR wszDSProviderClassID[128];
|
||
|
|
if(StringFromGUID2(CLSID_DSProvider, wszDSProviderClassID, 128) == 0)
|
||
|
|
return SELFREG_E_CLASS;
|
||
|
|
WideCharToMultiByte(CP_ACP, 0, wszDSProviderClassID, -1, szDSProviderClassID, 128, NULL, NULL);
|
||
|
|
|
||
|
|
#endif
|
||
|
|
|
||
|
|
_tcscpy(szDSProviderCLSIDClassID, CLSID_STR);
|
||
|
|
_tcscat(szDSProviderCLSIDClassID, szDSProviderClassID);
|
||
|
|
|
||
|
|
//
|
||
|
|
// Delete the keys for DS Class Provider in the reverse order of creation in DllRegisterServer()
|
||
|
|
//
|
||
|
|
if(FALSE == DeleteKey(szDSProviderCLSIDClassID, INPROC32_STR))
|
||
|
|
return SELFREG_E_CLASS;
|
||
|
|
if(FALSE == DeleteKey(CLSID_STR, szDSProviderClassID))
|
||
|
|
return SELFREG_E_CLASS;
|
||
|
|
|
||
|
|
TCHAR szDSClassAssocProviderClassID[128];
|
||
|
|
TCHAR szDSClassAssocProviderCLSIDClassID[128];
|
||
|
|
|
||
|
|
#ifdef UNICODE
|
||
|
|
if(StringFromGUID2(CLSID_DSClassAssocProvider, szDSClassAssocProviderClassID, 128) == 0)
|
||
|
|
return SELFREG_E_CLASS;
|
||
|
|
#else
|
||
|
|
WCHAR wszDSClassAssocProviderClassID[128];
|
||
|
|
if(StringFromGUID2(CLSID_DSClassAssocProvider, wszDSClassAssocProviderClassID, 128) == 0)
|
||
|
|
return SELFREG_E_CLASS;
|
||
|
|
WideCharToMultiByte(CP_ACP, 0, wszDSClassAssocProviderClassID, -1, szDSClassAssocProviderClassID, 128, NULL, NULL);
|
||
|
|
|
||
|
|
#endif
|
||
|
|
|
||
|
|
_tcscpy(szDSClassAssocProviderCLSIDClassID, CLSID_STR);
|
||
|
|
_tcscat(szDSClassAssocProviderCLSIDClassID, szDSClassAssocProviderClassID);
|
||
|
|
|
||
|
|
//
|
||
|
|
// Delete the keys for DS Class Provider in the reverse order of creation in DllRegisterServer()
|
||
|
|
//
|
||
|
|
if(FALSE == DeleteKey(szDSClassAssocProviderCLSIDClassID, INPROC32_STR))
|
||
|
|
return SELFREG_E_CLASS;
|
||
|
|
if(FALSE == DeleteKey(CLSID_STR, szDSClassAssocProviderClassID))
|
||
|
|
return SELFREG_E_CLASS;
|
||
|
|
|
||
|
|
TCHAR szDSInstanceProviderClassID[128];
|
||
|
|
TCHAR szDSInstanceProviderCLSIDClassID[128];
|
||
|
|
|
||
|
|
#ifdef UNICODE
|
||
|
|
if(StringFromGUID2(CLSID_DSInstanceProvider, szDSInstanceProviderClassID, 128) == 0)
|
||
|
|
return SELFREG_E_CLASS;
|
||
|
|
#else
|
||
|
|
WCHAR wszDSInstanceProviderClassID[128];
|
||
|
|
if(StringFromGUID2(CLSID_DSInstanceProvider, wszDSInstanceProviderClassID, 128) == 0)
|
||
|
|
return SELFREG_E_CLASS;
|
||
|
|
WideCharToMultiByte(CP_ACP, 0, wszDSInstanceProviderClassID, -1, szDSInstanceProviderClassID, 128, NULL, NULL);
|
||
|
|
|
||
|
|
#endif
|
||
|
|
|
||
|
|
_tcscpy(szDSInstanceProviderCLSIDClassID, CLSID_STR);
|
||
|
|
_tcscat(szDSInstanceProviderCLSIDClassID, szDSInstanceProviderClassID);
|
||
|
|
|
||
|
|
//
|
||
|
|
// Delete the keys in the reverse order of creation in DllRegisterServer()
|
||
|
|
//
|
||
|
|
if(FALSE == DeleteKey(szDSInstanceProviderCLSIDClassID, INPROC32_STR))
|
||
|
|
return SELFREG_E_CLASS;
|
||
|
|
if(FALSE == DeleteKey(CLSID_STR, szDSInstanceProviderClassID))
|
||
|
|
return SELFREG_E_CLASS;
|
||
|
|
return S_OK;
|
||
|
|
}
|