762 lines
22 KiB
C++
762 lines
22 KiB
C++
//+---------------------------------------------------------------------
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//
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// Microsoft Windows
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// Copyright (C) Microsoft Corporation, 1995 - 2000.
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//
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// File: ixssocf.cxx
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//
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// Contents: Standard IClassFactory implementation
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//
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// Classes: CStaticClassFactory
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// CIxssoQueryCF
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//
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// History: 26-Feb-96 SSanu adapted from my Forms stuff
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//
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//----------------------------------------------------------------------
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#include "pch.cxx"
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#pragma hdrstop
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#include "stdcf.hxx"
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#include "regutil.h"
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#include "ssodebug.hxx"
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#include "ixsso.hxx"
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#include "ixsutil.hxx"
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#include <adoid.h> // ADO CLSID and IID definitions
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#include <initguid.h>
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// HACKHACK - this is stolen from the old sdk\inc\adoid.h header:
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#define DEFINE_ADOGUID(name, l) \
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DEFINE_GUID(name, l, 0, 0x10, 0x80,0,0,0xAA,0,0x6D,0x2E,0xA4)
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// ADO V1.0 recordset class ID
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DEFINE_ADOGUID(CLSID_CADORecordset_V1_0, 0x00000281);
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#ifndef OLYMPUS_COMPONENT
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#define QUERY_PROG_ID L"IXSSO.Query"
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#define QUERY_PROG_ID2 L"IXSSO.Query.2"
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#define QUERY_PROG_ID3 L"IXSSO.Query.3"
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#define QUERY_PROG_DESC L"Indexing Service Query SSO V2."
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#define QUERY_PROG_DESC3 L"Indexing Service Query SSO V3."
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extern WCHAR * g_pwszProgIdQuery = QUERY_PROG_ID;
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#define UTIL_PROG_ID L"IXSSO.Util"
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#define UTIL_PROG_ID2 L"IXSSO.Util.2"
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#define UTIL_PROG_DESC L"Indexing Service Utility SSO V2."
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extern WCHAR * g_pwszProgIdUtil = UTIL_PROG_ID;
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extern WCHAR * g_pwszErrorMsgFile = L"query.dll";
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#define LIBID_ixsso LIBID_Cisso
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#define CLSID_ixssoQuery CLSID_CissoQuery
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#define CLSID_ixssoQueryEx CLSID_CissoQueryEx
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#define CLSID_ixssoUtil CLSID_CissoUtil
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#else
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#define NLQUERY_PROG_ID L"MSSEARCH.Query"
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#define NLQUERY_PROG_ID1 L"MSSEARCH.Query.1"
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#define NLQUERY_PROG_DESC L"Microsoft Site Server Search Query SSO V1."
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extern WCHAR * g_pwszProgIdQuery = NLQUERY_PROG_ID;
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#define NLUTIL_PROG_ID L"MSSEARCH.Util"
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#define NLUTIL_PROG_ID1 L"MSSEARCH.Util.1"
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#define NLUTIL_PROG_DESC L"Microsoft Site Server Search Utility SSO V1."
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extern WCHAR * g_pwszProgIdUtil = NLUTIL_PROG_ID;
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extern WCHAR * g_pwszErrorMsgFile = L"oquery.dll";
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#define LIBID_ixsso LIBID_Nlsso
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#define CLSID_ixssoQuery CLSID_NlssoQuery
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#define CLSID_ixssoUtil CLSID_NlssoUtil
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#endif // OLYMPUS_COMPONENT
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//+------------------------------------------------------------------------
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//
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// CStaticClassFactory Implementation
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//
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//-------------------------------------------------------------------------
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//+---------------------------------------------------------------
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//
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// Member: CStaticClassFactory::QueryInterface, public
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//
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// Synopsis: Method of IUnknown interface
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//
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//----------------------------------------------------------------
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STDMETHODIMP
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CStaticClassFactory::QueryInterface(REFIID riid, LPVOID FAR* ppv)
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{
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if (!ppv)
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return E_INVALIDARG;
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if (riid == IID_IUnknown ||
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riid == IID_IClassFactory)
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{
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*ppv = (IClassFactory *) this;
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}
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else
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{
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*ppv = 0;
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return E_NOINTERFACE;
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}
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((IUnknown *)*ppv)->AddRef();
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return S_OK;
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}
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//+---------------------------------------------------------------
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//
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// Member: CStaticClassFactory::AddRef, public
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//
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// Synopsis: Method of IUnknown interface
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//
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//----------------------------------------------------------------
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STDMETHODIMP_(ULONG)
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CStaticClassFactory::AddRef(void)
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{
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Win4Assert(_ulRefs);
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INC_OBJECT_COUNT();
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IXIncrement(_ulRefs);
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ixssoDebugOut((DEB_REFCOUNTS, "[DLL] CF::AddRef: refcounts: glob %d obj %d\n",
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GET_OBJECT_COUNT(), _ulRefs ));
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return _ulRefs;
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}
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//+---------------------------------------------------------------
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//
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// Member: CStaticClassFactory::Release, public
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//
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// Synopsis: Method of IUnknown interface
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//
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//----------------------------------------------------------------
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STDMETHODIMP_(ULONG)
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CStaticClassFactory::Release(void)
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{
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Win4Assert(_ulRefs > 1);
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IXDecrement(_ulRefs);
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DEC_OBJECT_COUNT();
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ixssoDebugOut((DEB_REFCOUNTS, "[DLL] CF::Release: refcounts: glob %d obj %d\n",
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GET_OBJECT_COUNT(), _ulRefs ));
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return _ulRefs;
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}
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//+---------------------------------------------------------------
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//
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// Member: CStaticClassFactory::LockServer, public
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//
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// Synopsis: Method of IClassFactory interface
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//
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// Notes: Since class factories based on this class are global static
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// objects, this method doesn't serve much purpose.
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//
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//----------------------------------------------------------------
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STDMETHODIMP
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CStaticClassFactory::LockServer (BOOL fLock)
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{
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if (fLock)
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INC_OBJECT_COUNT();
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else
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DEC_OBJECT_COUNT();
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ixssoDebugOut((DEB_REFCOUNTS, "[DLL] CF::LockServer( %x ) ==> %d\n", fLock, GET_OBJECT_COUNT() ));
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return NOERROR;
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}
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//-----------------------------------------------------------------------------
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// CIxssoQueryCF Class Definition
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//-----------------------------------------------------------------------------
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class CIxssoQueryCF : public CStaticClassFactory
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{
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public:
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STDMETHOD(CreateInstance)(IUnknown *pUnkOuter, REFIID iid, LPVOID FAR* ppv);
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void TryInit();
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void SetClsid( CLSID ssoClsid ) { _ssoClsid = ssoClsid; }
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static ITypeLib * _pITypeLibIxsso;
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static IClassFactory * _pIAdoRecordsetCF;
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static BOOL _fAdoV15;
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static CLSID _ssoClsid;
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} IxssoQueryCF; //The global factory
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//-----------------------------------------------------------------------------
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// CIxssoUtilCF Class Definition
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//-----------------------------------------------------------------------------
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class CIxssoUtilCF : public CStaticClassFactory
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{
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public:
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STDMETHOD(CreateInstance)(IUnknown *pUnkOuter, REFIID iid, LPVOID FAR* ppv);
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} IxssoUtilCF; //The global factory
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//-----------------------------------------------------------------------------
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// Global variables
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//-----------------------------------------------------------------------------
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CRITICAL_SECTION g_cs;
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HINSTANCE g_hInst;
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ULONG g_ulObjCount = 0; // extern to keep track of object instances
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LONG g_lQryCount = 0; // BUGBGUG - debugging for obj. ref. count
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LONG g_lUtlCount = 0; // BUGBGUG - debugging for obj. ref. count
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ITypeLib * CIxssoQueryCF::_pITypeLibIxsso = 0;
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IClassFactory * CIxssoQueryCF::_pIAdoRecordsetCF = 0;
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BOOL CIxssoQueryCF::_fAdoV15 = FALSE;
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CLSID CIxssoQueryCF::_ssoClsid = CLSID_ixssoQueryEx;
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CTheGlobalIXSSOVariables * g_pTheGlobalIXSSOVariables = 0;
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//-----------------------------------------------------------------------------
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//
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// Class: CLockCritSec
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//
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// Synopsis: Like CLock, but takes a bare CRITICAL_SECTION, not a CMutexSem
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//
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//-----------------------------------------------------------------------------
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class CLockCritSec : INHERIT_UNWIND
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{
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INLINE_UNWIND(CLockCritSec);
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public:
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CLockCritSec( CRITICAL_SECTION & cs ) :
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_cs( cs )
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{
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EnterCriticalSection( &_cs );
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END_CONSTRUCTION( CLockCritSec );
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}
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~CLockCritSec( )
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{
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LeaveCriticalSection( &_cs );
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}
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private:
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CRITICAL_SECTION & _cs;
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};
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//-----------------------------------------------------------------------------
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// CIxssoQueryCF Methods
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//-----------------------------------------------------------------------------
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STDMETHODIMP
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CIxssoQueryCF::CreateInstance(LPUNKNOWN pUnkOuter, REFIID riid, LPVOID FAR* ppvObj)
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{
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*ppvObj = 0;
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// NTRAID#DB-NTBUG9-84743-2000/07/31-dlee IXSSO class factory object does not support COM aggregation
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if (pUnkOuter)
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return CLASS_E_NOAGGREGATION;
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SCODE sc = E_OUTOFMEMORY;
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//
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// Guard against a race between TryInit and DllCanUnloadNow...
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//
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INC_OBJECT_COUNT();
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CixssoQuery * pObj = 0;
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TRANSLATE_EXCEPTIONS;
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TRY
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{
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TryInit();
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Win4Assert( 0 != _pITypeLibIxsso && 0 != _pIAdoRecordsetCF );
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// create an instance of our CixssoQuery object
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pObj = new CixssoQuery( _pITypeLibIxsso,
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_pIAdoRecordsetCF,
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_fAdoV15,
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_ssoClsid );
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}
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CATCH( CException, e )
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{
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ixssoDebugOut(( DEB_ERROR,
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"Creation of CixssoQuery failed (%x)\n",
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e.GetErrorCode() ));
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sc = e.GetErrorCode();
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}
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END_CATCH
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UNTRANSLATE_EXCEPTIONS;
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Win4Assert( 0 != _pITypeLibIxsso && 0 != _pIAdoRecordsetCF );
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DEC_OBJECT_COUNT();
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if (0 == pObj)
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{
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Win4Assert( !SUCCEEDED(sc) );
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return sc;
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}
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#if CIDBG
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LONG l = InterlockedIncrement( &g_lQryCount );
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Win4Assert( l >= 1 );
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#endif //CIDBG
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// fetch the interface and return
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sc = pObj->QueryInterface(riid, ppvObj);
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pObj->Release(); // on failure, this will release our IXSSO object
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// otherwise, object will have a ref count of 1
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return sc;
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}
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//+---------------------------------------------------------------
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//
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// Member: CIxssoQueryCF::TryInit, public
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//
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// Synopsis: Do static initialization
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//
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// Notes: Do any required initialization of global objects.
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//
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//----------------------------------------------------------------
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void CIxssoQueryCF::TryInit()
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{
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Win4Assert (0 != g_ulObjCount);
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// Initialize any global variables needed
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if ( 0 == _pITypeLibIxsso ||
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0 == _pIAdoRecordsetCF ||
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0 == g_pTheGlobalIXSSOVariables )
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{
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CLockCritSec Lock(g_cs);
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// get the Type lib
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if (0 == _pITypeLibIxsso)
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{
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SCODE sc = LoadRegTypeLib(LIBID_ixsso, 1, 0, 0x409, &_pITypeLibIxsso);
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if (FAILED(sc))
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sc = LoadTypeLib( OLESTR("ixsso.tlb"), &_pITypeLibIxsso);
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if (FAILED(sc))
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{
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Win4Assert( 0 == _pITypeLibIxsso );
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ixssoDebugOut(( DEB_ERROR, "Type library load failed (%x)\n", sc));
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THROW(CException(sc));
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}
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}
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// Get the ADO recordset class factory
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if ( 0 == _pIAdoRecordsetCF )
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{
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SCODE sc = CoGetClassObject( CLSID_CADORecordset,
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CLSCTX_INPROC_HANDLER |
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CLSCTX_INPROC_SERVER,
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0,
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IID_IClassFactory,
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(void **)&_pIAdoRecordsetCF );
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_fAdoV15 = TRUE;
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if (REGDB_E_CLASSNOTREG == sc)
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{
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//
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// The class ID for the recordset changed in ADO V1.5. Try
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// the ADO V1.0 class ID.
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//
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sc = CoGetClassObject( CLSID_CADORecordset_V1_0,
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CLSCTX_INPROC_HANDLER |
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CLSCTX_INPROC_SERVER,
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0,
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IID_IClassFactory,
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(void **)&_pIAdoRecordsetCF );
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if (SUCCEEDED(sc))
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_fAdoV15 = FALSE;
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}
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if (FAILED(sc))
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{
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Win4Assert( 0 == _pIAdoRecordsetCF );
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ixssoDebugOut(( DEB_ERROR, "CoGetClassObject for ADO recordset failed (%x)\n", sc));
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THROW(CException(sc));
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}
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_pIAdoRecordsetCF->LockServer( TRUE );
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}
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// Initialize global variables needed by the IXSSO objects
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if ( 0 == g_pTheGlobalIXSSOVariables )
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{
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g_pTheGlobalIXSSOVariables = new CTheGlobalIXSSOVariables();
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}
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}
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}
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//-----------------------------------------------------------------------------
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// CIxssoUtilCF Methods
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//-----------------------------------------------------------------------------
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STDMETHODIMP
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CIxssoUtilCF::CreateInstance(LPUNKNOWN pUnkOuter, REFIID riid, LPVOID FAR* ppvObj)
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{
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*ppvObj = 0;
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// NTRAID#DB-NTBUG9-84743-2000/07/31-dlee IXSSO class factory object does not support COM aggregation
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if (pUnkOuter)
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return CLASS_E_NOAGGREGATION;
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SCODE sc = E_OUTOFMEMORY;
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//
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// Guard against a race between TryInit and DllCanUnloadNow...
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//
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INC_OBJECT_COUNT();
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CixssoUtil * pObj = 0;
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TRANSLATE_EXCEPTIONS;
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TRY
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{
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IxssoQueryCF.TryInit();
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Win4Assert( 0 != CIxssoQueryCF::_pITypeLibIxsso );
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// create an instance of our CixssoUtil object
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pObj = new CixssoUtil( CIxssoQueryCF::_pITypeLibIxsso );
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}
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CATCH( CException, e )
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{
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ixssoDebugOut(( DEB_ERROR,
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"Creation of CixssoUtil failed (%x)\n",
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e.GetErrorCode() ));
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sc = e.GetErrorCode();
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}
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END_CATCH
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UNTRANSLATE_EXCEPTIONS;
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Win4Assert( 0 != CIxssoQueryCF::_pITypeLibIxsso );
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DEC_OBJECT_COUNT();
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if (0 == pObj)
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{
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Win4Assert( !SUCCEEDED(sc) );
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return sc;
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}
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#if CIDBG
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LONG l = InterlockedIncrement( &g_lUtlCount );
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Win4Assert( l >= 1 );
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#endif //CIDBG
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// fetch the interface and return
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sc = pObj->QueryInterface(riid, ppvObj);
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pObj->Release(); // on failure, this will release our IXSSO object
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// otherwise, object will have a ref count of 1
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return sc;
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}
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//-----------------------------------------------------------------------------
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// Global Scope
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//-----------------------------------------------------------------------------
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#ifndef OLYMPUS_COMPONENT
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const CLSID clsidCommandCreator = CLSID_CISimpleCommandCreator;
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#else
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//0b63e347-9ccc-11d0-bcdb-00805fccce04
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extern "C" CLSID CLSID_NlCommandCreator;
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#define clsidCommandCreator CLSID_NlCommandCreator
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#endif // OLYMPUS_COMPONENT
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CTheGlobalIXSSOVariables::CTheGlobalIXSSOVariables()
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{
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VariantInit(&_vtAcceptLanguageHeader);
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V_VT(&_vtAcceptLanguageHeader) = VT_BSTR;
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V_BSTR(&_vtAcceptLanguageHeader) = SysAllocString(OLESTR("HTTP_ACCEPT_LANGUAGE"));
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HRESULT hr = CoCreateInstance( clsidCommandCreator,
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0,
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CLSCTX_INPROC_SERVER,
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IID_ISimpleCommandCreator,
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xCmdCreator.GetQIPointer() );
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if ( SUCCEEDED( hr ) && xCmdCreator.GetPointer() )
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xCmdCreator->QueryInterface(IID_IColumnMapperCreator,
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xColumnMapperCreator.GetQIPointer());
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}
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//-----------------------------------------------------------------------------
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// OLE and DLL Methods
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//-----------------------------------------------------------------------------
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void FreeResources(void)
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{
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CLockCritSec Lock(g_cs);
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if (0 == g_ulObjCount && CIxssoQueryCF::_pIAdoRecordsetCF)
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{
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CIxssoQueryCF::_pIAdoRecordsetCF->LockServer( FALSE );
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CIxssoQueryCF::_pIAdoRecordsetCF->Release();
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CIxssoQueryCF::_pIAdoRecordsetCF = 0;
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}
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if (0 == g_ulObjCount && CIxssoQueryCF::_pITypeLibIxsso)
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{
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CIxssoQueryCF::_pITypeLibIxsso->Release();
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CIxssoQueryCF::_pITypeLibIxsso = 0;
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}
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if (0 == g_ulObjCount && g_pTheGlobalIXSSOVariables )
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{
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delete g_pTheGlobalIXSSOVariables;
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g_pTheGlobalIXSSOVariables = 0;
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}
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ixssoDebugOut((DEB_REFCOUNTS, "[DLL] FreeResources -> %s\n",
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(0 == g_ulObjCount) ? "S_OK" : "S_FALSE" ));
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}
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extern "C"
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STDAPI DllCanUnloadNow(void)
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{
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//Our answer is whether there are any object or locks
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ixssoDebugOut((DEB_REFCOUNTS,"[DLL] DllCanUnloadNow\n"));
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if (0 == g_ulObjCount)
|
|
{
|
|
FreeResources();
|
|
}
|
|
return (0 == g_ulObjCount) ? S_OK : S_FALSE;
|
|
}
|
|
|
|
|
|
extern "C"
|
|
STDAPI DllRegisterServer()
|
|
{
|
|
ixssoDebugOut((DEB_TRACE,"[DLL] DllRegisterServer\n"));
|
|
|
|
SCODE sc = S_OK;
|
|
|
|
#ifndef OLYMPUS_COMPONENT
|
|
sc = _DllRegisterServer(g_hInst, QUERY_PROG_ID, CLSID_CissoQueryEx, QUERY_PROG_DESC3, QUERY_PROG_ID3);
|
|
if (SUCCEEDED(sc))
|
|
sc = _DllRegisterServer(g_hInst, QUERY_PROG_ID3, CLSID_CissoQueryEx, QUERY_PROG_DESC3);
|
|
if (SUCCEEDED(sc))
|
|
sc = _DllRegisterServer(g_hInst, QUERY_PROG_ID2, CLSID_CissoQuery, QUERY_PROG_DESC);
|
|
|
|
if (SUCCEEDED(sc))
|
|
sc = _DllRegisterServer(g_hInst, UTIL_PROG_ID, CLSID_CissoUtil, UTIL_PROG_DESC, UTIL_PROG_ID2);
|
|
if (SUCCEEDED(sc))
|
|
sc = _DllRegisterServer(g_hInst, UTIL_PROG_ID2, CLSID_CissoUtil, UTIL_PROG_DESC);
|
|
#else
|
|
sc = _DllRegisterServer(g_hInst, NLQUERY_PROG_ID, CLSID_NlssoQuery, NLQUERY_PROG_DESC, NLQUERY_PROG_ID1);
|
|
if (SUCCEEDED(sc))
|
|
sc = _DllRegisterServer(g_hInst, NLQUERY_PROG_ID1, CLSID_NlssoQuery, NLQUERY_PROG_DESC);
|
|
|
|
if (SUCCEEDED(sc))
|
|
sc = _DllRegisterServer(g_hInst, NLUTIL_PROG_ID, CLSID_NlssoUtil, NLUTIL_PROG_DESC, NLUTIL_PROG_ID1);
|
|
if (SUCCEEDED(sc))
|
|
sc = _DllRegisterServer(g_hInst, NLUTIL_PROG_ID1, CLSID_NlssoUtil, NLUTIL_PROG_DESC);
|
|
#endif
|
|
|
|
if (SUCCEEDED(sc))
|
|
{
|
|
// Register the type library
|
|
WCHAR wcsProgram[MAX_PATH+1];
|
|
ULONG cchPath = GetModuleFileName(g_hInst, wcsProgram, MAX_PATH);
|
|
XInterface<ITypeLib> xpITypeLibIxsso;
|
|
|
|
if ( 0 != cchPath )
|
|
sc = LoadTypeLib( wcsProgram, xpITypeLibIxsso.GetPPointer());
|
|
else
|
|
sc = E_FAIL;
|
|
|
|
if (SUCCEEDED(sc))
|
|
sc = RegisterTypeLib(xpITypeLibIxsso.GetPointer(), wcsProgram, 0);
|
|
if (FAILED(sc))
|
|
{
|
|
ixssoDebugOut(( DEB_ERROR, "Type library load or registration failed (%x)\n", sc));
|
|
|
|
#ifndef OLYMPUS_COMPONENT
|
|
_DllUnregisterServer(QUERY_PROG_ID3, CLSID_CissoQueryEx);
|
|
_DllUnregisterServer(QUERY_PROG_ID2, CLSID_CissoQuery);
|
|
_DllUnregisterServer(QUERY_PROG_ID, CLSID_CissoQueryEx);
|
|
_DllUnregisterServer(UTIL_PROG_ID2, CLSID_CissoUtil);
|
|
_DllUnregisterServer(UTIL_PROG_ID, CLSID_CissoUtil);
|
|
#else //OLYMPUS_COMPONENT
|
|
_DllUnregisterServer(NLQUERY_PROG_ID1, CLSID_NlssoQuery);
|
|
_DllUnregisterServer(NLQUERY_PROG_ID, CLSID_NlssoQuery);
|
|
_DllUnregisterServer(NLUTIL_PROG_ID1, CLSID_NlssoUtil);
|
|
_DllUnregisterServer(NLUTIL_PROG_ID, CLSID_NlssoUtil);
|
|
#endif //OLYMPUS_COMPONENT
|
|
}
|
|
}
|
|
|
|
return sc;
|
|
}
|
|
|
|
extern "C"
|
|
STDAPI DllUnregisterServer()
|
|
{
|
|
ixssoDebugOut((DEB_TRACE,"[DLL] DllUnregisterServer\n"));
|
|
|
|
SCODE sc;
|
|
|
|
#ifndef OLYMPUS_COMPONENT
|
|
sc = _DllUnregisterServer(QUERY_PROG_ID, CLSID_CissoQueryEx);
|
|
if (SUCCEEDED(sc))
|
|
sc = _DllUnregisterServer(QUERY_PROG_ID3, CLSID_CissoQueryEx);
|
|
if (SUCCEEDED(sc))
|
|
sc = _DllUnregisterServer(QUERY_PROG_ID2, CLSID_CissoQuery);
|
|
|
|
if (SUCCEEDED(sc))
|
|
sc = _DllUnregisterServer(UTIL_PROG_ID, CLSID_CissoUtil);
|
|
if (SUCCEEDED(sc))
|
|
sc = _DllUnregisterServer(UTIL_PROG_ID2, CLSID_CissoUtil);
|
|
|
|
#else //OLYMPUS_COMPONENT
|
|
sc = _DllUnregisterServer(NLQUERY_PROG_ID, CLSID_NlssoQuery);
|
|
if (SUCCEEDED(sc))
|
|
sc = _DllUnregisterServer(NLQUERY_PROG_ID1, CLSID_NlssoQuery);
|
|
|
|
if (SUCCEEDED(sc))
|
|
sc = _DllUnregisterServer(NLUTIL_PROG_ID, CLSID_NlssoUtil);
|
|
if (SUCCEEDED(sc))
|
|
sc = _DllUnregisterServer(NLUTIL_PROG_ID1, CLSID_NlssoUtil);
|
|
#endif //OLYMPUS_COMPONENT
|
|
|
|
return sc;
|
|
}
|
|
|
|
extern "C"
|
|
STDAPI DllGetClassObject(REFCLSID rclsid, REFIID riid, LPVOID * ppv)
|
|
{
|
|
// get the class factory object
|
|
if ( CLSID_ixssoQueryEx == rclsid || CLSID_ixssoQuery == rclsid )
|
|
{
|
|
IxssoQueryCF.SetClsid( rclsid );
|
|
return IxssoQueryCF.QueryInterface( riid, ppv );
|
|
}
|
|
else if ( CLSID_ixssoUtil == rclsid )
|
|
{
|
|
// NOTE: There is no difference in the behavior of the Util object.
|
|
return IxssoUtilCF.QueryInterface( riid, ppv );
|
|
}
|
|
else
|
|
{
|
|
return CLASS_E_CLASSNOTAVAILABLE;
|
|
}
|
|
}
|
|
|
|
|
|
extern "C"
|
|
BOOL WINAPI DllMain(HINSTANCE hInst, DWORD dwReason, LPVOID lbv)
|
|
{
|
|
BOOL fRetval = TRUE;
|
|
|
|
TRANSLATE_EXCEPTIONS;
|
|
TRY
|
|
{
|
|
switch (dwReason)
|
|
{
|
|
|
|
case DLL_PROCESS_ATTACH:
|
|
//DbgPrint("IXSSO: [DLL] Process Attached\n");
|
|
g_hInst = hInst;
|
|
InitializeCriticalSection( &g_cs );
|
|
break;
|
|
|
|
case DLL_THREAD_DETACH:
|
|
//
|
|
// This is an opportunity to release resources; necessary since
|
|
// ASP doesn't call CoFreeUnusedLibraries.
|
|
//
|
|
ixssoDebugOut((DEB_REFCOUNTS, "[DLL] Thread detached\n"));
|
|
if (0 == g_ulObjCount)
|
|
{
|
|
FreeResources();
|
|
}
|
|
break;
|
|
|
|
case DLL_PROCESS_DETACH:
|
|
|
|
// NOTE: We can get called here without having freed resources
|
|
// if the client application is single-threaded, or if
|
|
// thread detach calls are disabled. In this case, it's
|
|
// too late to free the ADO recordset class factory because
|
|
// the ADO DLL may have already been unloaded.
|
|
#if CIDBG
|
|
if ( 0 != CIxssoQueryCF::_pIAdoRecordsetCF && 0 != g_ulObjCount )
|
|
{
|
|
ixssoDebugOut((DEB_WARN, "WARNING - %d unreleased objects\n", g_ulObjCount ));
|
|
}
|
|
#endif //CIDBG
|
|
|
|
if (CIxssoQueryCF::_pITypeLibIxsso)
|
|
{
|
|
CIxssoQueryCF::_pITypeLibIxsso->Release();
|
|
CIxssoQueryCF::_pITypeLibIxsso = 0;
|
|
}
|
|
|
|
if (g_pTheGlobalIXSSOVariables)
|
|
{
|
|
delete g_pTheGlobalIXSSOVariables;
|
|
g_pTheGlobalIXSSOVariables = 0;
|
|
}
|
|
|
|
DeleteCriticalSection( &g_cs );
|
|
// DbgPrint("IXSSO: [DLL] Process Detached\n");
|
|
break;
|
|
}
|
|
}
|
|
CATCH( CException, e )
|
|
{
|
|
// About the only thing this could be is STATUS_NO_MEMORY which
|
|
// can be thrown by InitializeCriticalSection.
|
|
|
|
ixssoDebugOut(( DEB_ERROR,
|
|
"IXSSO: Exception %#x in DllMain\n",
|
|
e.GetErrorCode()));
|
|
|
|
#if CIDBG == 1 // for debugging NTRAID 340297
|
|
if (e.GetErrorCode() == STATUS_NO_MEMORY)
|
|
DbgPrint( "IXSSO: STATUS_NO_MEMORY exception in DllMain\n");
|
|
else
|
|
DbgPrint( "IXSSO: ??? Exception in DllMain\n");
|
|
#endif // CIDBG == 1
|
|
|
|
fRetval = FALSE;
|
|
}
|
|
END_CATCH
|
|
UNTRANSLATE_EXCEPTIONS;
|
|
|
|
return fRetval;
|
|
}
|