dlls/dmusic/buffer.c

   1 /* IDirectMusicBuffer Implementation
   2  *
   3  * Copyright (C) 2003-2004 Rok Mandeljc
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU Library General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
  18  */
  19
  20 #include "dmusic_private.h"
  21
  22 WINE_DEFAULT_DEBUG_CHANNEL(dmusic);
  23
  24 /* IDirectMusicBufferImpl IUnknown part: */
  25 HRESULT WINAPI IDirectMusicBufferImpl_QueryInterface (LPDIRECTMUSICBUFFER iface, REFIID riid, LPVOID *ppobj) {
  26         IDirectMusicBufferImpl *This = (IDirectMusicBufferImpl *)iface;
  27         TRACE("(%p, (%s, %p)\n",This,debugstr_dmguid(riid),ppobj);
  28         if (IsEqualIID (riid, &IID_IUnknown)
  29                 || IsEqualIID (riid, &IID_IDirectMusicBuffer)) {
  30                 IDirectMusicBufferImpl_AddRef(iface);
  31                 *ppobj = This;
  32                 return S_OK;
  33         }
  34         WARN("(%p, (%s, %p): not found\n",This,debugstr_dmguid(riid),ppobj);
  35         return E_NOINTERFACE;
  36 }
  37
  38 ULONG WINAPI IDirectMusicBufferImpl_AddRef (LPDIRECTMUSICBUFFER iface) {
  39         IDirectMusicBufferImpl *This = (IDirectMusicBufferImpl *)iface;
  40         ULONG refCount = InterlockedIncrement(&This->ref);
  41
  42         TRACE("(%p)->(ref before=%lu)\n", This, refCount - 1);
  43
  44         DMUSIC_LockModule();
  45
  46         return refCount;
  47 }
  48
  49 ULONG WINAPI IDirectMusicBufferImpl_Release (LPDIRECTMUSICBUFFER iface) {
  50         IDirectMusicBufferImpl *This = (IDirectMusicBufferImpl *)iface;
  51         ULONG refCount = InterlockedDecrement(&This->ref);
  52
  53         TRACE("(%p)->(ref before=%lu)\n", This, refCount + 1);
  54
  55         if (!refCount) {
  56                 HeapFree(GetProcessHeap(), 0, This);
  57         }
  58
  59         DMUSIC_UnlockModule();
  60
  61         return refCount;
  62 }
  63
  64 /* IDirectMusicBufferImpl IDirectMusicBuffer part: */
  65 HRESULT WINAPI IDirectMusicBufferImpl_Flush (LPDIRECTMUSICBUFFER iface) {
  66         IDirectMusicBufferImpl *This = (IDirectMusicBufferImpl *)iface;
  67         FIXME("(%p): stub\n", This);
  68         return S_OK;
  69 }
  70
  71 HRESULT WINAPI IDirectMusicBufferImpl_TotalTime (LPDIRECTMUSICBUFFER iface, LPREFERENCE_TIME prtTime) {
  72         IDirectMusicBufferImpl *This = (IDirectMusicBufferImpl *)iface;
  73         FIXME("(%p, %p): stub\n", This, prtTime);
  74         return S_OK;
  75 }
  76
  77 HRESULT WINAPI IDirectMusicBufferImpl_PackStructured (LPDIRECTMUSICBUFFER iface, REFERENCE_TIME rt, DWORD dwChannelGroup, DWORD dwChannelMessage) {
  78         IDirectMusicBufferImpl *This = (IDirectMusicBufferImpl *)iface;
  79         FIXME("(%p, %lli, %ld, %ld): stub\n", This, rt, dwChannelGroup, dwChannelMessage);
  80         return S_OK;
  81 }
  82
  83 HRESULT WINAPI IDirectMusicBufferImpl_PackUnstructured (LPDIRECTMUSICBUFFER iface, REFERENCE_TIME rt, DWORD dwChannelGroup, DWORD cb, LPBYTE lpb) {
  84         IDirectMusicBufferImpl *This = (IDirectMusicBufferImpl *)iface;
  85         FIXME("(%p, %lli, %ld, %ld, %p): stub\n", This, rt, dwChannelGroup, cb, lpb);
  86         return S_OK;
  87 }
  88
  89 HRESULT WINAPI IDirectMusicBufferImpl_ResetReadPtr (LPDIRECTMUSICBUFFER iface) {
  90         IDirectMusicBufferImpl *This = (IDirectMusicBufferImpl *)iface;
  91         FIXME("(%p): stub\n", This);
  92         return S_OK;
  93 }
  94
  95 HRESULT WINAPI IDirectMusicBufferImpl_GetNextEvent (LPDIRECTMUSICBUFFER iface, LPREFERENCE_TIME prt, LPDWORD pdwChannelGroup, LPDWORD pdwLength, LPBYTE* ppData) {
  96         IDirectMusicBufferImpl *This = (IDirectMusicBufferImpl *)iface;
  97         FIXME("(%p, %p, %p, %p, %p): stub\n", This, prt, pdwChannelGroup, pdwLength, ppData);
  98         return S_OK;
  99 }
 100
 101 HRESULT WINAPI IDirectMusicBufferImpl_GetRawBufferPtr (LPDIRECTMUSICBUFFER iface, LPBYTE* ppData) {
 102         IDirectMusicBufferImpl *This = (IDirectMusicBufferImpl *)iface;
 103         FIXME("(%p, %p): stub\n", This, ppData);
 104         return S_OK;
 105 }
 106
 107 HRESULT WINAPI IDirectMusicBufferImpl_GetStartTime (LPDIRECTMUSICBUFFER iface, LPREFERENCE_TIME prt) {
 108         IDirectMusicBufferImpl *This = (IDirectMusicBufferImpl *)iface;
 109         FIXME("(%p, %p): stub\n", This, prt);
 110         return S_OK;
 111 }
 112
 113 HRESULT WINAPI IDirectMusicBufferImpl_GetUsedBytes (LPDIRECTMUSICBUFFER iface, LPDWORD pcb) {
 114         IDirectMusicBufferImpl *This = (IDirectMusicBufferImpl *)iface;
 115         FIXME("(%p, %p): stub\n", This, pcb);
 116         return S_OK;
 117 }
 118
 119 HRESULT WINAPI IDirectMusicBufferImpl_GetMaxBytes (LPDIRECTMUSICBUFFER iface, LPDWORD pcb) {
 120         IDirectMusicBufferImpl *This = (IDirectMusicBufferImpl *)iface;
 121         FIXME("(%p, %p): stub\n", This, pcb);
 122         return S_OK;
 123 }
 124
 125 HRESULT WINAPI IDirectMusicBufferImpl_GetBufferFormat (LPDIRECTMUSICBUFFER iface, LPGUID pGuidFormat) {
 126         IDirectMusicBufferImpl *This = (IDirectMusicBufferImpl *)iface;
 127         FIXME("(%p, %p): stub\n", This, pGuidFormat);
 128         return S_OK;
 129 }
 130
 131 HRESULT WINAPI IDirectMusicBufferImpl_SetStartTime (LPDIRECTMUSICBUFFER iface, REFERENCE_TIME rt) {
 132         IDirectMusicBufferImpl *This = (IDirectMusicBufferImpl *)iface;
 133         FIXME("(%p, %lli): stub\n", This, rt);
 134         return S_OK;
 135 }
 136
 137 HRESULT WINAPI IDirectMusicBufferImpl_SetUsedBytes (LPDIRECTMUSICBUFFER iface, DWORD cb) {
 138         IDirectMusicBufferImpl *This = (IDirectMusicBufferImpl *)iface;
 139         FIXME("(%p, %ld): stub\n", This, cb);
 140         return S_OK;
 141 }
 142
 143 static const IDirectMusicBufferVtbl DirectMusicBuffer_Vtbl = {
 144         IDirectMusicBufferImpl_QueryInterface,
 145         IDirectMusicBufferImpl_AddRef,
 146         IDirectMusicBufferImpl_Release,
 147         IDirectMusicBufferImpl_Flush,
 148         IDirectMusicBufferImpl_TotalTime,
 149         IDirectMusicBufferImpl_PackStructured,
 150         IDirectMusicBufferImpl_PackUnstructured,
 151         IDirectMusicBufferImpl_ResetReadPtr,
 152         IDirectMusicBufferImpl_GetNextEvent,
 153         IDirectMusicBufferImpl_GetRawBufferPtr,
 154         IDirectMusicBufferImpl_GetStartTime,
 155         IDirectMusicBufferImpl_GetUsedBytes,
 156         IDirectMusicBufferImpl_GetMaxBytes,
 157         IDirectMusicBufferImpl_GetBufferFormat,
 158         IDirectMusicBufferImpl_SetStartTime,
 159         IDirectMusicBufferImpl_SetUsedBytes
 160 };
 161
 162 /* for ClassFactory */
 163 HRESULT WINAPI DMUSIC_CreateDirectMusicBufferImpl (LPCGUID lpcGUID, LPVOID* ppobj, LPUNKNOWN pUnkOuter) {
 164         IDirectMusicBufferImpl* dmbuff;
 165
 166         dmbuff = HeapAlloc (GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IDirectMusicBufferImpl));
 167         if (NULL == dmbuff) {
 168                 *ppobj = NULL;
 169                 return E_OUTOFMEMORY;
 170         }
 171         dmbuff->lpVtbl = &DirectMusicBuffer_Vtbl;
 172         dmbuff->ref = 0; /* will be inited by QueryInterface */
 173
 174         return IDirectMusicBufferImpl_QueryInterface ((LPDIRECTMUSICBUFFER)dmbuff, lpcGUID, ppobj);
 175 }