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121 lines
3.0 KiB
C
121 lines
3.0 KiB
C
/*
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* ComCatMgr IUnknown implementation for comcat.dll
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*
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* Copyright (C) 2002 John K. Hohm
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include "comcat_private.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(ole);
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static ULONG WINAPI COMCAT_IUnknown_AddRef(LPUNKNOWN iface);
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/**********************************************************************
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* COMCAT_IUnknown_QueryInterface
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*/
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static HRESULT WINAPI COMCAT_IUnknown_QueryInterface(
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LPUNKNOWN iface,
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REFIID riid,
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LPVOID *ppvObj)
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{
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ICOM_THIS_MULTI(ComCatMgrImpl, unkVtbl, iface);
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TRACE("\n\tIID:\t%s\n",debugstr_guid(riid));
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if (This == NULL || ppvObj == NULL) return E_POINTER;
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if (IsEqualGUID(riid, &IID_IUnknown)) {
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*ppvObj = (LPVOID)&This->unkVtbl;
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COMCAT_IUnknown_AddRef(iface);
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return S_OK;
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}
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if (IsEqualGUID(riid, &IID_ICatRegister)) {
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*ppvObj = (LPVOID)&This->regVtbl;
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COMCAT_IUnknown_AddRef(iface);
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return S_OK;
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}
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if (IsEqualGUID(riid, &IID_ICatInformation)) {
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*ppvObj = (LPVOID)&This->infVtbl;
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COMCAT_IUnknown_AddRef(iface);
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return S_OK;
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}
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return E_NOINTERFACE;
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}
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/**********************************************************************
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* COMCAT_IUnknown_AddRef
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*/
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static ULONG WINAPI COMCAT_IUnknown_AddRef(LPUNKNOWN iface)
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{
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ICOM_THIS_MULTI(ComCatMgrImpl, unkVtbl, iface);
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ULONG ref;
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TRACE("\n");
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if (This == NULL) return E_POINTER;
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ref = InterlockedIncrement(&This->ref);
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if (ref == 1) {
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InterlockedIncrement(&dll_ref);
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}
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return ref;
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}
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/**********************************************************************
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* COMCAT_IUnknown_Release
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*/
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static ULONG WINAPI COMCAT_IUnknown_Release(LPUNKNOWN iface)
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{
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ICOM_THIS_MULTI(ComCatMgrImpl, unkVtbl, iface);
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ULONG ref;
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TRACE("\n");
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if (This == NULL) return E_POINTER;
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ref = InterlockedDecrement(&This->ref);
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if (ref == 0) {
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InterlockedDecrement(&dll_ref);
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}
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return ref;
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}
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/**********************************************************************
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* COMCAT_IUnknown_Vtbl
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*/
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static IUnknownVtbl COMCAT_IUnknown_Vtbl =
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{
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COMCAT_IUnknown_QueryInterface,
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COMCAT_IUnknown_AddRef,
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COMCAT_IUnknown_Release
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};
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/**********************************************************************
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* static ComCatMgr instance
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*/
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ComCatMgrImpl COMCAT_ComCatMgr =
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{
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&COMCAT_IUnknown_Vtbl,
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&COMCAT_ICatRegister_Vtbl,
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&COMCAT_ICatInformation_Vtbl,
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0
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};
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