You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
309 lines
8.3 KiB
309 lines
8.3 KiB
/*++
|
|
|
|
|
|
|
|
// Copyright (c) 1997-2001 Microsoft Corporation, All Rights Reserved
|
|
|
|
Module Name:
|
|
|
|
MAINDLL.CPP
|
|
|
|
Abstract:
|
|
|
|
Contains DLL Entrypoints
|
|
|
|
History:
|
|
|
|
--*/
|
|
|
|
#include "precomp.h"
|
|
#include <wbemcli.h>
|
|
#include "pathparse.h"
|
|
#include "wbemerror.h"
|
|
|
|
#include <wmiutils.h>
|
|
#include <wbemint.h>
|
|
#include "genlex.h"
|
|
#include "assocqp.h"
|
|
#include "ql.h"
|
|
#include "wmiquery.h"
|
|
#include "statsync.h"
|
|
|
|
#include "helpers.h"
|
|
HINSTANCE g_hInstance;
|
|
long g_cLock;
|
|
long g_cObj;
|
|
|
|
//***************************************************************************
|
|
//
|
|
// BOOL WINAPI DllMain
|
|
//
|
|
// DESCRIPTION:
|
|
//
|
|
// Entry point for DLL. Good place for initialization.
|
|
//
|
|
// PARAMETERS:
|
|
//
|
|
// hInstance instance handle
|
|
// ulReason why we are being called
|
|
// pvReserved reserved
|
|
//
|
|
// RETURN VALUE:
|
|
//
|
|
// TRUE if OK.
|
|
//
|
|
//***************************************************************************
|
|
|
|
BOOL WINAPI DllMain(
|
|
IN HINSTANCE hInstance,
|
|
IN ULONG ulReason,
|
|
LPVOID pvReserved)
|
|
{
|
|
if (DLL_PROCESS_DETACH == ulReason)
|
|
{
|
|
CWmiQuery::Shutdown();
|
|
}
|
|
else if (DLL_PROCESS_ATTACH == ulReason)
|
|
{
|
|
g_hInstance = hInstance;
|
|
DisableThreadLibraryCalls ( hInstance ) ;
|
|
|
|
CWmiQuery::Startup();
|
|
|
|
if (CStaticCritSec::anyFailure())
|
|
return FALSE;
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
//***************************************************************************
|
|
//
|
|
// STDAPI DllGetClassObject
|
|
//
|
|
// DESCRIPTION:
|
|
//
|
|
// Called when Ole wants a class factory. Return one only if it is the sort
|
|
// of class this DLL supports.
|
|
//
|
|
// PARAMETERS:
|
|
//
|
|
// rclsid CLSID of the object that is desired.
|
|
// riid ID of the desired interface.
|
|
// ppv Set to the class factory.
|
|
//
|
|
// RETURN VALUE:
|
|
//
|
|
// S_OK all is well
|
|
// E_FAILED not something we support
|
|
//
|
|
//***************************************************************************
|
|
|
|
STDAPI DllGetClassObject(
|
|
IN REFCLSID rclsid,
|
|
IN REFIID riid,
|
|
OUT PPVOID ppv)
|
|
{
|
|
HRESULT hr = WBEM_E_FAILED;
|
|
|
|
IClassFactory * pFactory = NULL;
|
|
if (CLSID_WbemDefPath == rclsid)
|
|
pFactory = new CGenFactory<CDefPathParser>();
|
|
else if (CLSID_WbemStatusCodeText == rclsid)
|
|
pFactory = new CGenFactory<CWbemError>();
|
|
|
|
else if (CLSID_WbemQuery == rclsid)
|
|
pFactory = new CGenFactory<CWmiQuery>();
|
|
|
|
if(pFactory == NULL)
|
|
return E_FAIL;
|
|
hr=pFactory->QueryInterface(riid, ppv);
|
|
|
|
if (FAILED(hr))
|
|
delete pFactory;
|
|
|
|
return hr;
|
|
}
|
|
|
|
|
|
//***************************************************************************
|
|
//
|
|
// STDAPI DllCanUnloadNow
|
|
//
|
|
// DESCRIPTION:
|
|
//
|
|
// Answers if the DLL can be freed, that is, if there are no
|
|
// references to anything this DLL provides.
|
|
//
|
|
// RETURN VALUE:
|
|
//
|
|
// S_OK if it is OK to unload
|
|
// S_FALSE if still in use
|
|
//
|
|
//***************************************************************************
|
|
|
|
STDAPI DllCanUnloadNow(void)
|
|
{
|
|
SCODE sc;
|
|
HRESULT hRes = CWmiQuery::CanUnload();
|
|
|
|
if (hRes == S_FALSE)
|
|
return S_FALSE;
|
|
|
|
// It is OK to unload if there are no objects or locks on the
|
|
// class factory.
|
|
|
|
sc=(0L==g_cObj && 0L==g_cLock) ? S_OK : S_FALSE;
|
|
|
|
|
|
return ResultFromScode(sc);
|
|
}
|
|
POLARITY void RegisterUtilsDLL(IN HMODULE hModule, IN GUID guid, IN TCHAR * pDesc, TCHAR * pModel,
|
|
TCHAR * pProgID)
|
|
{
|
|
TCHAR wcID[128];
|
|
TCHAR szCLSID[128];
|
|
TCHAR szModule[MAX_PATH+1];
|
|
HKEY hKey1 = NULL;
|
|
HKEY hKey2 = NULL;
|
|
|
|
// Create the path.
|
|
|
|
wchar_t strCLSID[128];
|
|
if(0 ==StringFromGUID2(guid, strCLSID, 128)) return;
|
|
StringCchCopyW(wcID,LENGTH_OF(wcID), strCLSID);
|
|
|
|
StringCchCopy(szCLSID,LENGTH_OF(szCLSID), __TEXT("SOFTWARE\\CLASSES\\CLSID\\"));
|
|
StringCchCat(szCLSID,LENGTH_OF(szCLSID), wcID);
|
|
|
|
// Create entries under CLSID
|
|
|
|
if(ERROR_SUCCESS != RegCreateKey(HKEY_LOCAL_MACHINE, szCLSID, &hKey1)) return;
|
|
OnDelete<HKEY,LONG(*)(HKEY),RegCloseKey> cm1(hKey1);
|
|
|
|
RegSetValueEx(hKey1, NULL, 0, REG_SZ, (BYTE *)pDesc, (lstrlen(pDesc)+1) * sizeof(TCHAR));
|
|
if(ERROR_SUCCESS != RegCreateKey(hKey1,__TEXT("InprocServer32"),&hKey2)) return;
|
|
OnDelete<HKEY,LONG(*)(HKEY),RegCloseKey> cm2(hKey2);
|
|
|
|
szModule[MAX_PATH] = L'0';
|
|
if(0 == GetModuleFileName(hModule, szModule, MAX_PATH)) return;
|
|
|
|
RegSetValueEx(hKey2, NULL, 0, REG_SZ, (BYTE *)szModule,
|
|
(lstrlen(szModule)+1) * sizeof(TCHAR));
|
|
RegSetValueEx(hKey2, __TEXT("ThreadingModel"), 0, REG_SZ,
|
|
(BYTE *)pModel, (lstrlen(pModel)+1) * sizeof(TCHAR));
|
|
|
|
// If there is a progid, then add it too
|
|
if(pProgID)
|
|
{
|
|
HKEY hKey1In = NULL;
|
|
HKEY hKey2In = NULL;
|
|
|
|
// szModule used as storage here
|
|
StringCchPrintf(szModule,LENGTH_OF(szModule), __TEXT("SOFTWARE\\CLASSES\\%s"), pProgID);
|
|
|
|
if(ERROR_SUCCESS == RegCreateKey(HKEY_LOCAL_MACHINE, szModule, &hKey1In))
|
|
{
|
|
|
|
RegSetValueEx(hKey1In, NULL, 0, REG_SZ, (BYTE *)pDesc , (lstrlen(pDesc)+1) * sizeof(TCHAR));
|
|
if(ERROR_SUCCESS == RegCreateKey(hKey1In,__TEXT("CLSID"),&hKey2In))
|
|
{
|
|
RegSetValueEx(hKey2In, NULL, 0, REG_SZ, (BYTE *)wcID,
|
|
(lstrlen(wcID)+1) * sizeof(TCHAR));
|
|
RegCloseKey(hKey2In);
|
|
hKey2In = NULL;
|
|
}
|
|
RegCloseKey(hKey1In);
|
|
}
|
|
|
|
}
|
|
return;
|
|
}
|
|
|
|
POLARITY void UnRegisterUtilsDLL(GUID guid, TCHAR * pProgID)
|
|
{
|
|
TCHAR wcID[128];
|
|
TCHAR szCLSID[128];
|
|
HKEY hKey;
|
|
|
|
// Create the path using the CLSID
|
|
|
|
wchar_t strCLSID[128];
|
|
if(0 ==StringFromGUID2(guid, strCLSID, 128))
|
|
return;
|
|
|
|
StringCchCopyW(wcID,LENGTH_OF(wcID), strCLSID);
|
|
|
|
StringCchCopy(szCLSID,LENGTH_OF(szCLSID), __TEXT("SOFTWARE\\CLASSES\\CLSID\\"));
|
|
StringCchCat(szCLSID,LENGTH_OF(szCLSID), wcID);
|
|
|
|
// First delete the InProcServer subkey.
|
|
|
|
DWORD dwRet = RegOpenKey(HKEY_LOCAL_MACHINE, szCLSID, &hKey);
|
|
if(dwRet == NO_ERROR)
|
|
{
|
|
RegDeleteKey(hKey, __TEXT("InProcServer32"));
|
|
RegCloseKey(hKey);
|
|
}
|
|
|
|
dwRet = RegOpenKey(HKEY_LOCAL_MACHINE, __TEXT("SOFTWARE\\CLASSES\\CLSID"), &hKey);
|
|
if(dwRet == NO_ERROR)
|
|
{
|
|
RegDeleteKey(hKey,wcID);
|
|
RegCloseKey(hKey);
|
|
}
|
|
|
|
if(pProgID)
|
|
{
|
|
HKEY hKey;
|
|
|
|
StringCchCopy(szCLSID,LENGTH_OF(szCLSID), __TEXT("SOFTWARE\\CLASSES\\"));
|
|
StringCchCat(szCLSID,LENGTH_OF(szCLSID), pProgID);
|
|
|
|
DWORD dwRet = RegOpenKey(HKEY_LOCAL_MACHINE, szCLSID, &hKey);
|
|
if(dwRet == NO_ERROR)
|
|
{
|
|
RegDeleteKey(hKey, __TEXT("CLSID"));
|
|
RegCloseKey(hKey);
|
|
}
|
|
RegDeleteKey(HKEY_LOCAL_MACHINE, szCLSID);
|
|
|
|
}
|
|
}
|
|
|
|
//***************************************************************************
|
|
//
|
|
// DllRegisterServer
|
|
//
|
|
// Purpose: Called during setup or by regsvr32.
|
|
//
|
|
// Return: NOERROR if registration successful, error otherwise.
|
|
//***************************************************************************
|
|
|
|
STDAPI DllRegisterServer(void)
|
|
{
|
|
RegisterUtilsDLL(g_hInstance, CLSID_WbemDefPath, __TEXT("WbemDefaultPathParser"), __TEXT("Both"), NULL);
|
|
RegisterUtilsDLL(g_hInstance, CLSID_WbemStatusCodeText, __TEXT("WbemStatusCode"), __TEXT("Both"), NULL);
|
|
RegisterUtilsDLL(g_hInstance, CLSID_WbemQuery, __TEXT("WbemQuery"), __TEXT("Both"), NULL);
|
|
return NOERROR;
|
|
}
|
|
|
|
//***************************************************************************
|
|
//
|
|
// DllUnregisterServer
|
|
//
|
|
// Purpose: Called when it is time to remove the registry entries.
|
|
//
|
|
// Return: NOERROR if registration successful, error otherwise.
|
|
//***************************************************************************
|
|
|
|
STDAPI DllUnregisterServer(void)
|
|
{
|
|
UnRegisterUtilsDLL(CLSID_WbemDefPath,NULL);
|
|
UnRegisterUtilsDLL(CLSID_WbemStatusCodeText,NULL);
|
|
UnRegisterUtilsDLL(CLSID_WbemQuery,NULL);
|
|
|
|
return NOERROR;
|
|
}
|
|
|