gameux: Initialize registry path pointer to NULL in GAMEUX_getAppIdFromGDFPath.
[wine] / 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
6  * modify it under the terms of the GNU Lesser General Public
7  * License as published by the Free Software Foundation; either
8  * version 2.1 of the License, or (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 GNU
13  * Lesser General Public License for more details.
14  *
15  * You should have received a copy of the GNU Lesser General Public
16  * License 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 static 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                 IUnknown_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 static ULONG WINAPI IDirectMusicBufferImpl_AddRef (LPDIRECTMUSICBUFFER iface) {
39         IDirectMusicBufferImpl *This = (IDirectMusicBufferImpl *)iface;
40         ULONG refCount = InterlockedIncrement(&This->ref);
41
42         TRACE("(%p)->(ref before=%u)\n", This, refCount - 1);
43
44         DMUSIC_LockModule();
45
46         return refCount;
47 }
48
49 static ULONG WINAPI IDirectMusicBufferImpl_Release (LPDIRECTMUSICBUFFER iface) {
50         IDirectMusicBufferImpl *This = (IDirectMusicBufferImpl *)iface;
51         ULONG refCount = InterlockedDecrement(&This->ref);
52
53         TRACE("(%p)->(ref before=%u)\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 static HRESULT WINAPI IDirectMusicBufferImpl_Flush (LPDIRECTMUSICBUFFER iface) {
66         IDirectMusicBufferImpl *This = (IDirectMusicBufferImpl *)iface;
67         FIXME("(%p): stub\n", This);
68         return S_OK;
69 }
70
71 static 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 static HRESULT WINAPI IDirectMusicBufferImpl_PackStructured (LPDIRECTMUSICBUFFER iface, REFERENCE_TIME rt, DWORD dwChannelGroup, DWORD dwChannelMessage) {
78         IDirectMusicBufferImpl *This = (IDirectMusicBufferImpl *)iface;
79         FIXME("(%p, 0x%s, %d, %d): stub\n", This, wine_dbgstr_longlong(rt), dwChannelGroup, dwChannelMessage);
80         return S_OK;
81 }
82
83 static HRESULT WINAPI IDirectMusicBufferImpl_PackUnstructured (LPDIRECTMUSICBUFFER iface, REFERENCE_TIME rt, DWORD dwChannelGroup, DWORD cb, LPBYTE lpb) {
84         IDirectMusicBufferImpl *This = (IDirectMusicBufferImpl *)iface;
85         FIXME("(%p, 0x%s, %d, %d, %p): stub\n", This, wine_dbgstr_longlong(rt), dwChannelGroup, cb, lpb);
86         return S_OK;
87 }
88
89 static HRESULT WINAPI IDirectMusicBufferImpl_ResetReadPtr (LPDIRECTMUSICBUFFER iface) {
90         IDirectMusicBufferImpl *This = (IDirectMusicBufferImpl *)iface;
91         FIXME("(%p): stub\n", This);
92         return S_OK;
93 }
94
95 static 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 static 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 static 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 static 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 static 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 static 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 static HRESULT WINAPI IDirectMusicBufferImpl_SetStartTime (LPDIRECTMUSICBUFFER iface, REFERENCE_TIME rt) {
132         IDirectMusicBufferImpl *This = (IDirectMusicBufferImpl *)iface;
133         FIXME("(%p, 0x%s): stub\n", This, wine_dbgstr_longlong(rt));
134         return S_OK;
135 }
136
137 static HRESULT WINAPI IDirectMusicBufferImpl_SetUsedBytes (LPDIRECTMUSICBUFFER iface, DWORD cb) {
138         IDirectMusicBufferImpl *This = (IDirectMusicBufferImpl *)iface;
139         FIXME("(%p, %d): 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 }