dlls/dplayx/dpclassfactory.c

   1 /* COM class factory for direct play lobby interfaces.
   2  *
   3  * Copyright 1999, 2000 Peter Hunnisett
   4  *
   5  * This library is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU Lesser General Public
   7  * License as published by the Free Software Foundation; either
   8  * version 2.1 of the License, or (at your option) any later version.
   9  *
  10  * This library is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * Lesser General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU Lesser General Public
  16  * License along with this library; if not, write to the Free Software
  17  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  18  */
  19
  20 #include <stdarg.h>
  21 #include <string.h>
  22 #include "windef.h"
  23 #include "winbase.h"
  24 #include "objbase.h"
  25 #include "winerror.h"
  26 #include "wine/debug.h"
  27 #include "dpinit.h"
  28
  29 WINE_DEFAULT_DEBUG_CHANNEL(dplay);
  30
  31
  32 /*******************************************************************************
  33  * DirectPlayLobby ClassFactory
  34  */
  35
  36 typedef struct
  37 {
  38     /* IUnknown fields */
  39     ICOM_VFIELD(IClassFactory);
  40     DWORD                       ref;
  41 } IClassFactoryImpl;
  42
  43 static HRESULT WINAPI
  44 DP_and_DPL_QueryInterface(LPCLASSFACTORY iface,REFIID riid,LPVOID *ppobj) {
  45         ICOM_THIS(IClassFactoryImpl,iface);
  46
  47         FIXME("(%p)->(%s,%p),stub!\n",This,debugstr_guid(riid),ppobj);
  48
  49         return E_NOINTERFACE;
  50 }
  51
  52 static ULONG WINAPI
  53 DP_and_DPL_AddRef(LPCLASSFACTORY iface) {
  54         ICOM_THIS(IClassFactoryImpl,iface);
  55         return ++(This->ref);
  56 }
  57
  58 static ULONG WINAPI DP_and_DPL_Release(LPCLASSFACTORY iface) {
  59         ICOM_THIS(IClassFactoryImpl,iface);
  60         /* static class (reference starts @ 1), won't ever be freed */
  61         return --(This->ref);
  62 }
  63
  64 static HRESULT WINAPI DP_and_DPL_CreateInstance(
  65         LPCLASSFACTORY iface,LPUNKNOWN pOuter,REFIID riid,LPVOID *ppobj
  66 ) {
  67         ICOM_THIS(IClassFactoryImpl,iface);
  68
  69         TRACE("(%p)->(%p,%s,%p)\n",This,pOuter,debugstr_guid(riid),ppobj);
  70
  71         if ( DPL_CreateInterface( riid, ppobj ) == S_OK )
  72         {
  73            return S_OK;
  74         }
  75         else if ( DP_CreateInterface( riid, ppobj ) == S_OK )
  76         {
  77            return S_OK;
  78         }
  79
  80         return E_NOINTERFACE;
  81 }
  82
  83 static HRESULT WINAPI DP_and_DPL_LockServer(LPCLASSFACTORY iface,BOOL dolock) {
  84         ICOM_THIS(IClassFactoryImpl,iface);
  85         FIXME("(%p)->(%d),stub!\n",This,dolock);
  86         return S_OK;
  87 }
  88
  89 static ICOM_VTABLE(IClassFactory) DP_and_DPL_Vtbl = {
  90         ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
  91         DP_and_DPL_QueryInterface,
  92         DP_and_DPL_AddRef,
  93         DP_and_DPL_Release,
  94         DP_and_DPL_CreateInstance,
  95         DP_and_DPL_LockServer
  96 };
  97
  98 static IClassFactoryImpl DP_and_DPL_CF = {&DP_and_DPL_Vtbl, 1 };
  99
 100
 101 /*******************************************************************************
 102  * DllGetClassObject [DPLAYX.11]
 103  * Retrieves DP or DPL class object from a DLL object
 104  *
 105  * NOTES
 106  *    Docs say returns STDAPI
 107  *
 108  * PARAMS
 109  *    rclsid [I] CLSID for the class object
 110  *    riid   [I] Reference to identifier of interface for class object
 111  *    ppv    [O] Address of variable to receive interface pointer for riid
 112  *
 113  * RETURNS
 114  *    Success: S_OK
 115  *    Failure: CLASS_E_CLASSNOTAVAILABLE, E_OUTOFMEMORY, E_INVALIDARG,
 116  *             E_UNEXPECTED
 117  */
 118 DWORD WINAPI DPLAYX_DllGetClassObject(REFCLSID rclsid,REFIID riid,LPVOID *ppv)
 119 {
 120     TRACE("(%p,%p,%p)\n", debugstr_guid(rclsid), debugstr_guid(riid), ppv);
 121
 122     if ( IsEqualCLSID( riid, &IID_IClassFactory ) )
 123     {
 124         *ppv = (LPVOID)&DP_and_DPL_CF;
 125         IClassFactory_AddRef( (IClassFactory*)*ppv );
 126
 127         return S_OK;
 128     }
 129
 130     ERR("(%p,%p,%p): no interface found.\n", debugstr_guid(rclsid), debugstr_guid(riid), ppv);
 131     return CLASS_E_CLASSNOTAVAILABLE;
 132 }