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 <stdarg.h>
  20
  21 #define COBJMACROS
  22
  23 #include "windef.h"
  24 #include "winbase.h"
  25 #include "objbase.h"
  26 #include "taskschd.h"
  27 #include "mstask.h"
  28 #include "mstask_private.h"
  29 #include "wine/debug.h"
  30
  31 WINE_DEFAULT_DEBUG_CHANNEL(mstask);
  32
  33 struct ClassFactoryImpl
  34 {
  35     IClassFactory IClassFactory_iface;
  36     LONG ref;
  37 };
  38
  39 static inline ClassFactoryImpl *impl_from_IClassFactory(IClassFactory *iface)
  40 {
  41     return CONTAINING_RECORD(iface, ClassFactoryImpl, IClassFactory_iface);
  42 }
  43
  44 static HRESULT WINAPI MSTASK_IClassFactory_QueryInterface(
  45         LPCLASSFACTORY iface,
  46         REFIID riid,
  47         LPVOID *ppvObj)
  48 {
  49     ClassFactoryImpl *This = impl_from_IClassFactory(iface);
  50
  51     TRACE("IID: %s\n",debugstr_guid(riid));
  52     if (ppvObj == NULL)
  53         return E_POINTER;
  54
  55     if (IsEqualGUID(riid, &IID_IUnknown) ||
  56             IsEqualGUID(riid, &IID_IClassFactory))
  57     {
  58         *ppvObj = &This->IClassFactory_iface;
  59         IClassFactory_AddRef(iface);
  60         return S_OK;
  61     }
  62
  63     WARN("Unknown interface: %s\n", debugstr_guid(riid));
  64     *ppvObj = NULL;
  65     return E_NOINTERFACE;
  66 }
  67
  68 static ULONG WINAPI MSTASK_IClassFactory_AddRef(IClassFactory *face)
  69 {
  70     TRACE("\n");
  71     InterlockedIncrement(&dll_ref);
  72     return 2;
  73 }
  74
  75 static ULONG WINAPI MSTASK_IClassFactory_Release(IClassFactory *iface)
  76 {
  77     TRACE("\n");
  78     InterlockedDecrement(&dll_ref);
  79     return 1;
  80 }
  81
  82 static HRESULT WINAPI MSTASK_IClassFactory_CreateInstance(
  83         IClassFactory *iface,
  84         IUnknown *pUnkOuter,
  85         REFIID riid,
  86         LPVOID *ppvObj)
  87 {
  88     HRESULT res;
  89     IUnknown *punk = NULL;
  90     *ppvObj = NULL;
  91
  92     TRACE("IID: %s\n",debugstr_guid(riid));
  93
  94     if (pUnkOuter)
  95         return CLASS_E_NOAGGREGATION;
  96
  97     res = TaskSchedulerConstructor((LPVOID*) &punk);
  98     if (FAILED(res))
  99         return res;
 100
 101     res = IUnknown_QueryInterface(punk, riid, ppvObj);
 102     IUnknown_Release(punk);
 103     return res;
 104 }
 105
 106 static HRESULT WINAPI MSTASK_IClassFactory_LockServer(
 107         IClassFactory *iface,
 108         BOOL fLock)
 109 {
 110     TRACE("\n");
 111
 112     if (fLock)
 113         IClassFactory_AddRef(iface);
 114     else
 115         IClassFactory_Release(iface);
 116     return S_OK;
 117 }
 118
 119 static const IClassFactoryVtbl IClassFactory_Vtbl =
 120 {
 121     MSTASK_IClassFactory_QueryInterface,
 122     MSTASK_IClassFactory_AddRef,
 123     MSTASK_IClassFactory_Release,
 124     MSTASK_IClassFactory_CreateInstance,
 125     MSTASK_IClassFactory_LockServer
 126 };
 127
 128 ClassFactoryImpl MSTASK_ClassFactory = { { &IClassFactory_Vtbl } };