dlls/mstask/factory.c

   1 /*
   2  * Copyright (C) 2008 Google (Roy Shea)
   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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  17  */
  18
  19 #include "mstask_private.h"
  20 #include "wine/debug.h"
  21
  22 WINE_DEFAULT_DEBUG_CHANNEL(mstask);
  23
  24 static HRESULT WINAPI MSTASK_IClassFactory_QueryInterface(
  25         LPCLASSFACTORY iface,
  26         REFIID riid,
  27         LPVOID *ppvObj)
  28 {
  29     ClassFactoryImpl *This = (ClassFactoryImpl *)iface;
  30
  31     TRACE("IID: %s\n",debugstr_guid(riid));
  32     if (ppvObj == NULL)
  33         return E_POINTER;
  34
  35     if (IsEqualGUID(riid, &IID_IUnknown) ||
  36             IsEqualGUID(riid, &IID_IClassFactory))
  37     {
  38         *ppvObj = &This->lpVtbl;
  39         IClassFactory_AddRef(iface);
  40         return S_OK;
  41     }
  42
  43     WARN("Unknown interface: %s\n", debugstr_guid(riid));
  44     *ppvObj = NULL;
  45     return E_NOINTERFACE;
  46 }
  47
  48 static ULONG WINAPI MSTASK_IClassFactory_AddRef(LPCLASSFACTORY iface)
  49 {
  50     TRACE("\n");
  51     InterlockedIncrement(&dll_ref);
  52     return 2;
  53 }
  54
  55 static ULONG WINAPI MSTASK_IClassFactory_Release(LPCLASSFACTORY iface)
  56 {
  57     TRACE("\n");
  58     InterlockedDecrement(&dll_ref);
  59     return 1;
  60 }
  61
  62 static HRESULT WINAPI MSTASK_IClassFactory_CreateInstance(
  63         LPCLASSFACTORY iface,
  64         LPUNKNOWN pUnkOuter,
  65         REFIID riid,
  66         LPVOID *ppvObj)
  67 {
  68     HRESULT res;
  69     IUnknown *punk = NULL;
  70     *ppvObj = NULL;
  71
  72     TRACE("IID: %s\n",debugstr_guid(riid));
  73
  74     if (pUnkOuter)
  75         return CLASS_E_NOAGGREGATION;
  76
  77     res = TaskSchedulerConstructor((LPVOID*) &punk);
  78     if (FAILED(res))
  79         return res;
  80
  81     res = ITaskScheduler_QueryInterface(punk, riid, ppvObj);
  82     ITaskScheduler_Release(punk);
  83     return res;
  84 }
  85
  86 static HRESULT WINAPI MSTASK_IClassFactory_LockServer(
  87         LPCLASSFACTORY iface,
  88         BOOL fLock)
  89 {
  90     TRACE("\n");
  91
  92     if (fLock != FALSE)
  93         MSTASK_IClassFactory_AddRef(iface);
  94     else
  95         MSTASK_IClassFactory_Release(iface);
  96     return S_OK;
  97 }
  98
  99 static const IClassFactoryVtbl IClassFactory_Vtbl =
 100 {
 101     MSTASK_IClassFactory_QueryInterface,
 102     MSTASK_IClassFactory_AddRef,
 103     MSTASK_IClassFactory_Release,
 104     MSTASK_IClassFactory_CreateInstance,
 105     MSTASK_IClassFactory_LockServer
 106 };
 107
 108 ClassFactoryImpl MSTASK_ClassFactory = { &IClassFactory_Vtbl };