dlls/dmloader/classfactory.c

   1  /* IDirectMusicLoaderCF
   2  *  IDirectMusicContainerCF
   3  *
   4  * Copyright (C) 2004 Rok Mandeljc
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 2 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU Library General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, write to the Free Software
  18  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  19  */
  20
  21 #include "dmloader_private.h"
  22
  23 WINE_DEFAULT_DEBUG_CHANNEL(dmloader);
  24
  25 /*****************************************************************************
  26  * IDirectMusicLoaderCF implementation
  27  */
  28 HRESULT WINAPI IDirectMusicLoaderCF_QueryInterface (LPCLASSFACTORY iface, REFIID riid, LPVOID *ppobj) {
  29         ICOM_THIS(IDirectMusicLoaderCF, iface);
  30
  31         TRACE("(%p, %s, %p)\n", This, debugstr_dmguid(riid), ppobj);
  32         if (IsEqualIID (riid, &IID_IUnknown) ||
  33             IsEqualIID (riid, &IID_IClassFactory)) {
  34                 IDirectMusicLoaderCF_AddRef (iface);
  35                 *ppobj = This;
  36                 return S_OK;
  37         }
  38
  39         WARN(": not found\n");
  40         return E_NOINTERFACE;
  41 }
  42
  43 ULONG WINAPI IDirectMusicLoaderCF_AddRef (LPCLASSFACTORY iface) {
  44         ICOM_THIS(IDirectMusicLoaderCF, iface);
  45         TRACE("(%p): AddRef from %ld\n", This, This->dwRef);
  46         return InterlockedIncrement (&This->dwRef);
  47 }
  48
  49 ULONG WINAPI IDirectMusicLoaderCF_Release (LPCLASSFACTORY iface) {
  50         ICOM_THIS(IDirectMusicLoaderCF, iface);
  51
  52         DWORD dwRef = InterlockedDecrement (&This->dwRef);
  53         TRACE("(%p): ReleaseRef to %ld\n", This, dwRef);
  54         if (dwRef == 0) {
  55                 HeapFree(GetProcessHeap (), 0, This);
  56                 /* decrease number of instances */
  57                 InterlockedDecrement(&dwDirectMusicLoader);
  58         }
  59
  60         return dwRef;
  61 }
  62
  63 HRESULT WINAPI IDirectMusicLoaderCF_CreateInstance (LPCLASSFACTORY iface, LPUNKNOWN pOuter, REFIID riid, LPVOID *ppobj) {
  64         ICOM_THIS(IDirectMusicLoaderCF, iface);
  65
  66         TRACE ("(%p, %p, %s, %p)\n", This, pOuter, debugstr_dmguid(riid), ppobj);
  67         if (pOuter) {
  68                 ERR(": pOuter should be NULL\n");
  69                 return CLASS_E_NOAGGREGATION;
  70         }
  71
  72         return DMUSIC_CreateDirectMusicLoaderImpl (riid, ppobj, pOuter);
  73 }
  74
  75 HRESULT WINAPI IDirectMusicLoaderCF_LockServer (LPCLASSFACTORY iface, BOOL dolock) {
  76         ICOM_THIS(IDirectMusicLoaderCF, iface);
  77         TRACE("(%p, %d)\n", This, dolock);
  78         if (dolock == TRUE)
  79                 InterlockedIncrement (&dwDirectMusicLoader);
  80         else
  81                 InterlockedDecrement (&dwDirectMusicLoader);
  82         return S_OK;
  83 }
  84
  85 IClassFactoryVtbl DirectMusicLoaderCF_Vtbl = {
  86         IDirectMusicLoaderCF_QueryInterface,
  87         IDirectMusicLoaderCF_AddRef,
  88         IDirectMusicLoaderCF_Release,
  89         IDirectMusicLoaderCF_CreateInstance,
  90         IDirectMusicLoaderCF_LockServer
  91 };
  92
  93 HRESULT WINAPI DMUSIC_CreateDirectMusicLoaderCF (LPCGUID lpcGUID, LPVOID *ppobj, LPUNKNOWN pUnkOuter) {
  94         IDirectMusicLoaderCF *obj;
  95
  96         TRACE("(%s, %p, %p)\n", debugstr_dmguid(lpcGUID), ppobj, pUnkOuter);
  97         obj = HeapAlloc (GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IDirectMusicLoaderCF));
  98         if (NULL == obj) {
  99                 *ppobj = (LPCLASSFACTORY)NULL;
 100                 return E_OUTOFMEMORY;
 101         }
 102         obj->lpVtbl = &DirectMusicLoaderCF_Vtbl;
 103         obj->dwRef = 0; /* will be inited with QueryInterface */
 104
 105         /* increase number of instances */
 106         InterlockedIncrement (&dwDirectMusicLoader);
 107
 108         return IDirectMusicLoaderCF_QueryInterface ((LPCLASSFACTORY)obj, lpcGUID, ppobj);
 109 }
 110
 111
 112 /*****************************************************************************
 113  * IDirectMusicContainerCF implementation
 114  */
 115 HRESULT WINAPI IDirectMusicContainerCF_QueryInterface (LPCLASSFACTORY iface, REFIID riid, LPVOID *ppobj) {
 116         ICOM_THIS(IDirectMusicContainerCF, iface);
 117
 118         TRACE("(%p, %s, %p)\n", This, debugstr_dmguid(riid), ppobj);
 119         if (IsEqualIID (riid, &IID_IUnknown) ||
 120             IsEqualIID (riid, &IID_IClassFactory)) {
 121                 IDirectMusicContainerCF_AddRef (iface);
 122                 *ppobj = This;
 123                 return S_OK;
 124         }
 125
 126         WARN(": not found\n");
 127         return E_NOINTERFACE;
 128 }
 129
 130 ULONG WINAPI IDirectMusicContainerCF_AddRef (LPCLASSFACTORY iface) {
 131         ICOM_THIS(IDirectMusicContainerCF, iface);
 132         TRACE("(%p): AddRef from %ld\n", This, This->dwRef);
 133         return InterlockedIncrement (&This->dwRef);
 134 }
 135
 136 ULONG WINAPI IDirectMusicContainerCF_Release (LPCLASSFACTORY iface) {
 137         ICOM_THIS(IDirectMusicContainerCF, iface);
 138
 139         DWORD dwRef = InterlockedDecrement (&This->dwRef);
 140         TRACE("(%p): ReleaseRef to %ld\n", This, dwRef);
 141         if (dwRef == 0) {
 142                 HeapFree(GetProcessHeap (), 0, This);
 143                 /* decrease number of instances */
 144                 InterlockedDecrement(&dwDirectMusicContainer);
 145         }
 146
 147         return dwRef;
 148 }
 149
 150 HRESULT WINAPI IDirectMusicContainerCF_CreateInstance (LPCLASSFACTORY iface, LPUNKNOWN pOuter, REFIID riid, LPVOID *ppobj) {
 151         ICOM_THIS(IDirectMusicContainerCF, iface);
 152
 153         TRACE ("(%p, %p, %s, %p)\n", This, pOuter, debugstr_dmguid(riid), ppobj);
 154         if (pOuter) {
 155                 ERR(": pOuter should be NULL\n");
 156                 return CLASS_E_NOAGGREGATION;
 157         }
 158
 159         return DMUSIC_CreateDirectMusicContainerImpl (riid, ppobj, pOuter);
 160 }
 161
 162 HRESULT WINAPI IDirectMusicContainerCF_LockServer (LPCLASSFACTORY iface, BOOL dolock) {
 163         ICOM_THIS(IDirectMusicContainerCF, iface);
 164         TRACE("(%p, %d)\n", This, dolock);
 165         if (dolock == TRUE)
 166                 InterlockedIncrement (&dwDirectMusicContainer);
 167         else
 168                 InterlockedDecrement (&dwDirectMusicContainer);
 169         return S_OK;
 170 }
 171
 172 IClassFactoryVtbl DirectMusicContainerCF_Vtbl = {
 173         IDirectMusicContainerCF_QueryInterface,
 174         IDirectMusicContainerCF_AddRef,
 175         IDirectMusicContainerCF_Release,
 176         IDirectMusicContainerCF_CreateInstance,
 177         IDirectMusicContainerCF_LockServer
 178 };
 179
 180 HRESULT WINAPI DMUSIC_CreateDirectMusicContainerCF (LPCGUID lpcGUID, LPVOID *ppobj, LPUNKNOWN pUnkOuter) {
 181         IDirectMusicContainerCF *obj;
 182
 183         TRACE("(%s, %p, %p)\n", debugstr_dmguid(lpcGUID), ppobj, pUnkOuter);
 184         obj = HeapAlloc (GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IDirectMusicContainerCF));
 185         if (NULL == obj) {
 186                 *ppobj = (LPCLASSFACTORY)NULL;
 187                 return E_OUTOFMEMORY;
 188         }
 189         obj->lpVtbl = &DirectMusicContainerCF_Vtbl;
 190         obj->dwRef = 0; /* will be inited with QueryInterface */
 191
 192         /* increase number of instances */
 193         InterlockedIncrement (&dwDirectMusicContainer);
 194
 195         return IDirectMusicContainerCF_QueryInterface ((LPCLASSFACTORY)obj, lpcGUID, ppobj);
 196 }