dlls/dplayx/dpclassfactory.c

   1 /*
   2  * Copyright 1999, 2000 Peter Hunnisett
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  17  */
  18
  19 #include <string.h>
  20 #include "windef.h"
  21 #include "wine/obj_base.h"
  22 #include "winerror.h"
  23 #include "wine/debug.h"
  24 #include "dpinit.h"
  25
  26 WINE_DEFAULT_DEBUG_CHANNEL(dplay);
  27
  28
  29 /*******************************************************************************
  30  * DirectPlayLobby ClassFactory
  31  */
  32
  33 typedef struct
  34 {
  35     /* IUnknown fields */
  36     ICOM_VFIELD(IClassFactory);
  37     DWORD                       ref;
  38 } IClassFactoryImpl;
  39
  40 static HRESULT WINAPI
  41 DP_and_DPL_QueryInterface(LPCLASSFACTORY iface,REFIID riid,LPVOID *ppobj) {
  42         ICOM_THIS(IClassFactoryImpl,iface);
  43
  44         FIXME("(%p)->(%s,%p),stub!\n",This,debugstr_guid(riid),ppobj);
  45
  46         return E_NOINTERFACE;
  47 }
  48
  49 static ULONG WINAPI
  50 DP_and_DPL_AddRef(LPCLASSFACTORY iface) {
  51         ICOM_THIS(IClassFactoryImpl,iface);
  52         return ++(This->ref);
  53 }
  54
  55 static ULONG WINAPI DP_and_DPL_Release(LPCLASSFACTORY iface) {
  56         ICOM_THIS(IClassFactoryImpl,iface);
  57         /* static class (reference starts @ 1), won't ever be freed */
  58         return --(This->ref);
  59 }
  60
  61 static HRESULT WINAPI DP_and_DPL_CreateInstance(
  62         LPCLASSFACTORY iface,LPUNKNOWN pOuter,REFIID riid,LPVOID *ppobj
  63 ) {
  64         ICOM_THIS(IClassFactoryImpl,iface);
  65
  66         TRACE("(%p)->(%p,%s,%p)\n",This,pOuter,debugstr_guid(riid),ppobj);
  67
  68         if ( DPL_CreateInterface( riid, ppobj ) == S_OK )
  69         {
  70            return S_OK;
  71         }
  72         else if ( DP_CreateInterface( riid, ppobj ) == S_OK )
  73         {
  74            return S_OK;
  75         }
  76
  77         return E_NOINTERFACE;
  78 }
  79
  80 static HRESULT WINAPI DP_and_DPL_LockServer(LPCLASSFACTORY iface,BOOL dolock) {
  81         ICOM_THIS(IClassFactoryImpl,iface);
  82         FIXME("(%p)->(%d),stub!\n",This,dolock);
  83         return S_OK;
  84 }
  85
  86 static ICOM_VTABLE(IClassFactory) DP_and_DPL_Vtbl = {
  87         ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
  88         DP_and_DPL_QueryInterface,
  89         DP_and_DPL_AddRef,
  90         DP_and_DPL_Release,
  91         DP_and_DPL_CreateInstance,
  92         DP_and_DPL_LockServer
  93 };
  94
  95 static IClassFactoryImpl DP_and_DPL_CF = {&DP_and_DPL_Vtbl, 1 };
  96
  97
  98 /*******************************************************************************
  99  * DllGetClassObject [DPLAYX.11]
 100  * Retrieves DP or DPL class object from a DLL object
 101  *
 102  * NOTES
 103  *    Docs say returns STDAPI
 104  *
 105  * PARAMS
 106  *    rclsid [I] CLSID for the class object
 107  *    riid   [I] Reference to identifier of interface for class object
 108  *    ppv    [O] Address of variable to receive interface pointer for riid
 109  *
 110  * RETURNS
 111  *    Success: S_OK
 112  *    Failure: CLASS_E_CLASSNOTAVAILABLE, E_OUTOFMEMORY, E_INVALIDARG,
 113  *             E_UNEXPECTED
 114  */
 115 DWORD WINAPI DPLAYX_DllGetClassObject(REFCLSID rclsid,REFIID riid,LPVOID *ppv)
 116 {
 117     TRACE("(%p,%p,%p)\n", debugstr_guid(rclsid), debugstr_guid(riid), ppv);
 118
 119     if ( IsEqualCLSID( riid, &IID_IClassFactory ) )
 120     {
 121         *ppv = (LPVOID)&DP_and_DPL_CF;
 122         IClassFactory_AddRef( (IClassFactory*)*ppv );
 123
 124         return S_OK;
 125     }
 126
 127     ERR("(%p,%p,%p): no interface found.\n", debugstr_guid(rclsid), debugstr_guid(riid), ppv);
 128     return CLASS_E_CLASSNOTAVAILABLE;
 129 }