dlls/mstask/task_scheduler.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 "corerror.h"
  20 #include "mstask_private.h"
  21 #include "wine/debug.h"
  22
  23 WINE_DEFAULT_DEBUG_CHANNEL(mstask);
  24
  25 typedef struct
  26 {
  27     ITaskScheduler ITaskScheduler_iface;
  28     LONG ref;
  29 } TaskSchedulerImpl;
  30
  31 static inline TaskSchedulerImpl *impl_from_ITaskScheduler(ITaskScheduler *iface)
  32 {
  33     return CONTAINING_RECORD(iface, TaskSchedulerImpl, ITaskScheduler_iface);
  34 }
  35
  36 static void TaskSchedulerDestructor(TaskSchedulerImpl *This)
  37 {
  38     TRACE("%p\n", This);
  39     HeapFree(GetProcessHeap(), 0, This);
  40     InterlockedDecrement(&dll_ref);
  41 }
  42
  43 static HRESULT WINAPI MSTASK_ITaskScheduler_QueryInterface(
  44         ITaskScheduler* iface,
  45         REFIID riid,
  46         void **ppvObject)
  47 {
  48     TaskSchedulerImpl * This = impl_from_ITaskScheduler(iface);
  49
  50     TRACE("IID: %s\n", debugstr_guid(riid));
  51
  52     if (IsEqualGUID(riid, &IID_IUnknown) ||
  53             IsEqualGUID(riid, &IID_ITaskScheduler))
  54     {
  55         *ppvObject = &This->ITaskScheduler_iface;
  56         ITaskScheduler_AddRef(iface);
  57         return S_OK;
  58     }
  59
  60     *ppvObject = NULL;
  61     return E_NOINTERFACE;
  62 }
  63
  64 static ULONG WINAPI MSTASK_ITaskScheduler_AddRef(
  65         ITaskScheduler* iface)
  66 {
  67     TaskSchedulerImpl *This = impl_from_ITaskScheduler(iface);
  68     TRACE("\n");
  69     return InterlockedIncrement(&This->ref);
  70 }
  71
  72 static ULONG WINAPI MSTASK_ITaskScheduler_Release(
  73         ITaskScheduler* iface)
  74 {
  75     TaskSchedulerImpl * This = impl_from_ITaskScheduler(iface);
  76     ULONG ref;
  77     TRACE("\n");
  78     ref = InterlockedDecrement(&This->ref);
  79     if (ref == 0)
  80         TaskSchedulerDestructor(This);
  81     return ref;
  82 }
  83
  84 static HRESULT WINAPI MSTASK_ITaskScheduler_SetTargetComputer(
  85         ITaskScheduler* iface,
  86         LPCWSTR pwszComputer)
  87 {
  88     FIXME("%p, %s: stub\n", iface, debugstr_w(pwszComputer));
  89     return E_NOTIMPL;
  90 }
  91
  92 static HRESULT WINAPI MSTASK_ITaskScheduler_GetTargetComputer(
  93         ITaskScheduler* iface,
  94         LPWSTR *ppwszComputer)
  95 {
  96     FIXME("%p, %p: stub\n", iface, ppwszComputer);
  97     return E_NOTIMPL;
  98 }
  99
 100 static HRESULT WINAPI MSTASK_ITaskScheduler_Enum(
 101         ITaskScheduler* iface,
 102         IEnumWorkItems **ppEnumTasks)
 103 {
 104     FIXME("%p, %p: stub\n", iface, ppEnumTasks);
 105     return E_NOTIMPL;
 106 }
 107
 108 static HRESULT WINAPI MSTASK_ITaskScheduler_Activate(
 109         ITaskScheduler* iface,
 110         LPCWSTR pwszName,
 111         REFIID riid,
 112         IUnknown **ppunk)
 113 {
 114     TRACE("%p, %s, %s, %p: stub\n", iface, debugstr_w(pwszName),
 115             debugstr_guid(riid), ppunk);
 116     FIXME("Partial stub always returning COR_E_FILENOTFOUND\n");
 117     return COR_E_FILENOTFOUND;
 118 }
 119
 120 static HRESULT WINAPI MSTASK_ITaskScheduler_Delete(
 121         ITaskScheduler* iface,
 122         LPCWSTR pwszName)
 123 {
 124     FIXME("%p, %s: stub\n", iface, debugstr_w(pwszName));
 125     return E_NOTIMPL;
 126 }
 127
 128 static HRESULT WINAPI MSTASK_ITaskScheduler_NewWorkItem(
 129         ITaskScheduler* iface,
 130         LPCWSTR pwszTaskName,
 131         REFCLSID rclsid,
 132         REFIID riid,
 133         IUnknown **ppunk)
 134 {
 135     HRESULT hr;
 136     TRACE("(%p, %s, %s, %s, %p)\n", iface, debugstr_w(pwszTaskName),
 137             debugstr_guid(rclsid) ,debugstr_guid(riid),  ppunk);
 138
 139     if (!IsEqualGUID(rclsid, &CLSID_CTask))
 140         return CLASS_E_CLASSNOTAVAILABLE;
 141
 142     if (!IsEqualGUID(riid, &IID_ITask))
 143         return E_NOINTERFACE;
 144
 145     hr = TaskConstructor(pwszTaskName, (LPVOID *)ppunk);
 146     return hr;
 147 }
 148
 149 static HRESULT WINAPI MSTASK_ITaskScheduler_AddWorkItem(
 150         ITaskScheduler* iface,
 151         LPCWSTR pwszTaskName,
 152         IScheduledWorkItem *pWorkItem)
 153 {
 154     FIXME("%p, %s, %p: stub\n", iface, debugstr_w(pwszTaskName), pWorkItem);
 155     return E_NOTIMPL;
 156 }
 157
 158 static HRESULT WINAPI MSTASK_ITaskScheduler_IsOfType(
 159         ITaskScheduler* iface,
 160         LPCWSTR pwszName,
 161         REFIID riid)
 162 {
 163     FIXME("%p, %s, %s: stub\n", iface, debugstr_w(pwszName),
 164             debugstr_guid(riid));
 165     return E_NOTIMPL;
 166 }
 167
 168 static const ITaskSchedulerVtbl MSTASK_ITaskSchedulerVtbl =
 169 {
 170     MSTASK_ITaskScheduler_QueryInterface,
 171     MSTASK_ITaskScheduler_AddRef,
 172     MSTASK_ITaskScheduler_Release,
 173     MSTASK_ITaskScheduler_SetTargetComputer,
 174     MSTASK_ITaskScheduler_GetTargetComputer,
 175     MSTASK_ITaskScheduler_Enum,
 176     MSTASK_ITaskScheduler_Activate,
 177     MSTASK_ITaskScheduler_Delete,
 178     MSTASK_ITaskScheduler_NewWorkItem,
 179     MSTASK_ITaskScheduler_AddWorkItem,
 180     MSTASK_ITaskScheduler_IsOfType
 181 };
 182
 183 HRESULT TaskSchedulerConstructor(LPVOID *ppObj)
 184 {
 185     TaskSchedulerImpl *This;
 186     TRACE("(%p)\n", ppObj);
 187
 188     This = HeapAlloc(GetProcessHeap(), 0, sizeof(*This));
 189     if (!This)
 190         return E_OUTOFMEMORY;
 191
 192     This->ITaskScheduler_iface.lpVtbl = &MSTASK_ITaskSchedulerVtbl;
 193     This->ref = 1;
 194
 195     *ppObj = &This->ITaskScheduler_iface;
 196     InterlockedIncrement(&dll_ref);
 197     return S_OK;
 198 }