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
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (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 GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this program; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #include "dmloader_private.h"
  22
  23 WINE_DEFAULT_DEBUG_CHANNEL(dmloader);
  24
  25 /*****************************************************************************
  26  * IDirectMusicLoaderCF implementation
  27  */
  28 static ULONG WINAPI IDirectMusicLoaderCF_AddRef (LPCLASSFACTORY iface);
  29
  30 static HRESULT WINAPI IDirectMusicLoaderCF_QueryInterface (LPCLASSFACTORY iface, REFIID riid, LPVOID *ppobj) {
  31         IDirectMusicLoaderCF *This = (IDirectMusicLoaderCF *)iface;
  32
  33         TRACE("(%p, %s, %p)\n", This, debugstr_dmguid(riid), ppobj);
  34         if (IsEqualIID (riid, &IID_IUnknown) ||
  35             IsEqualIID (riid, &IID_IClassFactory)) {
  36                 IDirectMusicLoaderCF_AddRef (iface);
  37                 *ppobj = This;
  38                 return S_OK;
  39         }
  40
  41         WARN(": not found\n");
  42         return E_NOINTERFACE;
  43 }
  44
  45 static ULONG WINAPI IDirectMusicLoaderCF_AddRef (LPCLASSFACTORY iface) {
  46         IDirectMusicLoaderCF *This = (IDirectMusicLoaderCF *)iface;
  47         TRACE("(%p): AddRef from %d\n", This, This->dwRef);
  48         return InterlockedIncrement (&This->dwRef);
  49 }
  50
  51 static ULONG WINAPI IDirectMusicLoaderCF_Release (LPCLASSFACTORY iface) {
  52         IDirectMusicLoaderCF *This = (IDirectMusicLoaderCF *)iface;
  53
  54         DWORD dwRef = InterlockedDecrement (&This->dwRef);
  55         TRACE("(%p): ReleaseRef to %d\n", This, dwRef);
  56         if (dwRef == 0) {
  57                 HeapFree(GetProcessHeap (), 0, This);
  58                 /* decrease number of instances */
  59                 InterlockedDecrement(&dwDirectMusicLoader);
  60         }
  61
  62         return dwRef;
  63 }
  64
  65 static HRESULT WINAPI IDirectMusicLoaderCF_CreateInstance (LPCLASSFACTORY iface, LPUNKNOWN pOuter, REFIID riid, LPVOID *ppobj) {
  66         IDirectMusicLoaderCF *This = (IDirectMusicLoaderCF *)iface;
  67
  68         TRACE ("(%p, %p, %s, %p)\n", This, pOuter, debugstr_dmguid(riid), ppobj);
  69         if (pOuter) {
  70                 ERR(": pOuter should be NULL\n");
  71                 return CLASS_E_NOAGGREGATION;
  72         }
  73
  74         return DMUSIC_CreateDirectMusicLoaderImpl (riid, ppobj, pOuter);
  75 }
  76
  77 static HRESULT WINAPI IDirectMusicLoaderCF_LockServer (LPCLASSFACTORY iface, BOOL dolock) {
  78         IDirectMusicLoaderCF *This = (IDirectMusicLoaderCF *)iface;
  79         TRACE("(%p, %d)\n", This, dolock);
  80         if (dolock)
  81                 InterlockedIncrement (&dwDirectMusicLoader);
  82         else
  83                 InterlockedDecrement (&dwDirectMusicLoader);
  84         return S_OK;
  85 }
  86
  87 static const IClassFactoryVtbl DirectMusicLoaderCF_Vtbl = {
  88         IDirectMusicLoaderCF_QueryInterface,
  89         IDirectMusicLoaderCF_AddRef,
  90         IDirectMusicLoaderCF_Release,
  91         IDirectMusicLoaderCF_CreateInstance,
  92         IDirectMusicLoaderCF_LockServer
  93 };
  94
  95 HRESULT WINAPI DMUSIC_CreateDirectMusicLoaderCF (LPCGUID lpcGUID, LPVOID *ppobj, LPUNKNOWN pUnkOuter) {
  96         IDirectMusicLoaderCF *obj;
  97
  98         TRACE("(%s, %p, %p)\n", debugstr_dmguid(lpcGUID), ppobj, pUnkOuter);
  99         obj = HeapAlloc (GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IDirectMusicLoaderCF));
 100         if (NULL == obj) {
 101                 *ppobj = NULL;
 102                 return E_OUTOFMEMORY;
 103         }
 104         obj->lpVtbl = &DirectMusicLoaderCF_Vtbl;
 105         obj->dwRef = 0; /* will be inited with QueryInterface */
 106
 107         /* increase number of instances */
 108         InterlockedIncrement (&dwDirectMusicLoader);
 109
 110         return IDirectMusicLoaderCF_QueryInterface ((LPCLASSFACTORY)obj, lpcGUID, ppobj);
 111 }
 112
 113
 114 /*****************************************************************************
 115  * IDirectMusicContainerCF implementation
 116  */
 117 static ULONG WINAPI IDirectMusicContainerCF_AddRef (LPCLASSFACTORY iface);
 118
 119 static HRESULT WINAPI IDirectMusicContainerCF_QueryInterface (LPCLASSFACTORY iface, REFIID riid, LPVOID *ppobj) {
 120         IDirectMusicContainerCF *This = (IDirectMusicContainerCF *)iface;
 121
 122         TRACE("(%p, %s, %p)\n", This, debugstr_dmguid(riid), ppobj);
 123         if (IsEqualIID (riid, &IID_IUnknown) ||
 124             IsEqualIID (riid, &IID_IClassFactory)) {
 125                 IDirectMusicContainerCF_AddRef (iface);
 126                 *ppobj = This;
 127                 return S_OK;
 128         }
 129
 130         WARN(": not found\n");
 131         return E_NOINTERFACE;
 132 }
 133
 134 static ULONG WINAPI IDirectMusicContainerCF_AddRef (LPCLASSFACTORY iface) {
 135         IDirectMusicContainerCF *This = (IDirectMusicContainerCF *)iface;
 136         TRACE("(%p): AddRef from %d\n", This, This->dwRef);
 137         return InterlockedIncrement (&This->dwRef);
 138 }
 139
 140 static ULONG WINAPI IDirectMusicContainerCF_Release (LPCLASSFACTORY iface) {
 141         IDirectMusicContainerCF *This = (IDirectMusicContainerCF *)iface;
 142
 143         DWORD dwRef = InterlockedDecrement (&This->dwRef);
 144         TRACE("(%p): ReleaseRef to %d\n", This, dwRef);
 145         if (dwRef == 0) {
 146                 HeapFree(GetProcessHeap (), 0, This);
 147                 /* decrease number of instances */
 148                 InterlockedDecrement(&dwDirectMusicContainer);
 149         }
 150
 151         return dwRef;
 152 }
 153
 154 static HRESULT WINAPI IDirectMusicContainerCF_CreateInstance (LPCLASSFACTORY iface, LPUNKNOWN pOuter, REFIID riid, LPVOID *ppobj) {
 155         IDirectMusicContainerCF *This = (IDirectMusicContainerCF *)iface;
 156
 157         TRACE ("(%p, %p, %s, %p)\n", This, pOuter, debugstr_dmguid(riid), ppobj);
 158         if (pOuter) {
 159                 ERR(": pOuter should be NULL\n");
 160                 return CLASS_E_NOAGGREGATION;
 161         }
 162
 163         return DMUSIC_CreateDirectMusicContainerImpl (riid, ppobj, pOuter);
 164 }
 165
 166 static HRESULT WINAPI IDirectMusicContainerCF_LockServer (LPCLASSFACTORY iface, BOOL dolock) {
 167         IDirectMusicContainerCF *This = (IDirectMusicContainerCF *)iface;
 168         TRACE("(%p, %d)\n", This, dolock);
 169         if (dolock)
 170                 InterlockedIncrement (&dwDirectMusicContainer);
 171         else
 172                 InterlockedDecrement (&dwDirectMusicContainer);
 173         return S_OK;
 174 }
 175
 176 static const IClassFactoryVtbl DirectMusicContainerCF_Vtbl = {
 177         IDirectMusicContainerCF_QueryInterface,
 178         IDirectMusicContainerCF_AddRef,
 179         IDirectMusicContainerCF_Release,
 180         IDirectMusicContainerCF_CreateInstance,
 181         IDirectMusicContainerCF_LockServer
 182 };
 183
 184 HRESULT WINAPI DMUSIC_CreateDirectMusicContainerCF (LPCGUID lpcGUID, LPVOID *ppobj, LPUNKNOWN pUnkOuter) {
 185         IDirectMusicContainerCF *obj;
 186
 187         TRACE("(%s, %p, %p)\n", debugstr_dmguid(lpcGUID), ppobj, pUnkOuter);
 188         obj = HeapAlloc (GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IDirectMusicContainerCF));
 189         if (NULL == obj) {
 190                 *ppobj = NULL;
 191                 return E_OUTOFMEMORY;
 192         }
 193         obj->lpVtbl = &DirectMusicContainerCF_Vtbl;
 194         obj->dwRef = 0; /* will be inited with QueryInterface */
 195
 196         /* increase number of instances */
 197         InterlockedIncrement (&dwDirectMusicContainer);
 198
 199         return IDirectMusicContainerCF_QueryInterface ((LPCLASSFACTORY)obj, lpcGUID, ppobj);
 200 }