dmusic: Support creating default ports with GUID_NULL.
[wine] / dlls / dmusic / dmusic.c
1 /* IDirectMusic8 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 #include "dmusic_private.h"
20
21 WINE_DEFAULT_DEBUG_CHANNEL(dmusic);
22
23 /* IDirectMusic8Impl IUnknown part: */
24 static HRESULT WINAPI IDirectMusic8Impl_QueryInterface (LPDIRECTMUSIC8 iface, REFIID riid, LPVOID *ppobj) {
25         IDirectMusic8Impl *This = (IDirectMusic8Impl *)iface;
26         TRACE("(%p, %s, %p)\n", This, debugstr_dmguid(riid), ppobj);
27
28         if (IsEqualIID (riid, &IID_IUnknown) || 
29             IsEqualIID (riid, &IID_IDirectMusic) ||
30             IsEqualIID (riid, &IID_IDirectMusic2) ||
31             IsEqualIID (riid, &IID_IDirectMusic8)) {
32                 IUnknown_AddRef(iface);
33                 *ppobj = This;
34                 return S_OK;
35         }
36
37         WARN("(%p, %s, %p): not found\n", This, debugstr_dmguid(riid), ppobj);
38         return E_NOINTERFACE;
39 }
40
41 static ULONG WINAPI IDirectMusic8Impl_AddRef (LPDIRECTMUSIC8 iface) {
42         IDirectMusic8Impl *This = (IDirectMusic8Impl *)iface;
43         ULONG refCount = InterlockedIncrement(&This->ref);
44
45         TRACE("(%p)->(ref before=%u)\n", This, refCount - 1);
46
47         DMUSIC_LockModule();
48
49         return refCount;
50 }
51
52 static ULONG WINAPI IDirectMusic8Impl_Release (LPDIRECTMUSIC8 iface) {
53         IDirectMusic8Impl *This = (IDirectMusic8Impl *)iface;
54         ULONG refCount = InterlockedDecrement(&This->ref);
55
56         TRACE("(%p)->(ref before=%u)\n", This, refCount + 1);
57
58         if (!refCount) {
59                 HeapFree(GetProcessHeap(), 0, This->ppPorts);
60                 HeapFree(GetProcessHeap(), 0, This);
61         }
62
63         DMUSIC_UnlockModule();
64         
65         return refCount;
66 }
67
68 /* IDirectMusic8Impl IDirectMusic part: */
69 static HRESULT WINAPI IDirectMusic8Impl_EnumPort(LPDIRECTMUSIC8 iface, DWORD dwIndex, LPDMUS_PORTCAPS pPortCaps) {
70         IDirectMusic8Impl *This = (IDirectMusic8Impl *)iface;
71         TRACE("(%p, %d, %p)\n", This, dwIndex, pPortCaps);
72         if (NULL == pPortCaps) { return E_POINTER; }
73         /* i guess the first port shown is always software synthesizer */
74         if (dwIndex == 0) 
75         {
76                 IDirectMusicSynth8* synth;
77                 TRACE("enumerating 'Microsoft Software Synthesizer' port\n");
78                 CoCreateInstance (&CLSID_DirectMusicSynth, NULL, CLSCTX_INPROC_SERVER, &IID_IDirectMusicSynth8, (void**)&synth);
79                 IDirectMusicSynth8_GetPortCaps (synth, pPortCaps);
80                 IDirectMusicSynth8_Release (synth);
81                 return S_OK;
82         }
83
84 /* it seems that the rest of devices are obtained thru dmusic32.EnumLegacyDevices...*sigh*...which is undocumented*/
85 #if 0
86         int numMIDI = midiOutGetNumDevs();
87         int numWAVE = waveOutGetNumDevs();
88         int i;
89         /* then return digital sound ports */
90         for (i = 1; i <= numWAVE; i++)
91         {
92                 TRACE("enumerating 'digital sound' ports\n");   
93                 if (i == dwIndex)
94                 {
95                         DirectSoundEnumerateA(register_waveport, pPortCaps);
96                         return S_OK;    
97                 }
98         }
99         /* finally, list all *real* MIDI ports*/
100         for (i = numWAVE + 1; i <= numWAVE + numMIDI; i++) 
101         {
102                 TRACE("enumerating 'real MIDI' ports\n");               
103                 if (i == dwIndex)
104                         FIXME("Found MIDI port, but *real* MIDI ports not supported yet\n");
105         }
106 #endif  
107         return S_FALSE;
108 }
109
110 static HRESULT WINAPI IDirectMusic8Impl_CreateMusicBuffer (LPDIRECTMUSIC8 iface, LPDMUS_BUFFERDESC pBufferDesc, LPDIRECTMUSICBUFFER** ppBuffer, LPUNKNOWN pUnkOuter) {
111         IDirectMusic8Impl *This = (IDirectMusic8Impl *)iface;
112
113         TRACE("(%p, %p, %p, %p)\n", This, pBufferDesc, ppBuffer, pUnkOuter);
114
115         if (pUnkOuter)
116                 return CLASS_E_NOAGGREGATION;
117
118         if (!pBufferDesc || !ppBuffer)
119                 return E_POINTER;
120
121         return DMUSIC_CreateDirectMusicBufferImpl(&IID_IDirectMusicBuffer, (LPVOID)ppBuffer, NULL);
122 }
123
124 static HRESULT WINAPI IDirectMusic8Impl_CreatePort (LPDIRECTMUSIC8 iface, REFCLSID rclsidPort, LPDMUS_PORTPARAMS pPortParams, LPDIRECTMUSICPORT* ppPort, LPUNKNOWN pUnkOuter) {
125         IDirectMusic8Impl *This = (IDirectMusic8Impl *)iface;
126         int i;
127         DMUS_PORTCAPS PortCaps;
128         IDirectMusicPort* pNewPort = NULL;
129         HRESULT hr;
130         GUID default_port;
131         const GUID *request_port = rclsidPort;
132
133         TRACE("(%p, %s, %p, %p, %p)\n", This, debugstr_dmguid(rclsidPort), pPortParams, ppPort, pUnkOuter);
134
135         if(!rclsidPort)
136                 return E_POINTER;
137
138         ZeroMemory(&PortCaps, sizeof(DMUS_PORTCAPS));
139         PortCaps.dwSize = sizeof(DMUS_PORTCAPS);
140
141         if(IsEqualGUID(request_port, &GUID_NULL)){
142                 hr = IDirectMusic8_GetDefaultPort(iface, &default_port);
143                 if(FAILED(hr))
144                         return hr;
145                 request_port = &default_port;
146         }
147
148         for (i = 0; S_FALSE != IDirectMusic8Impl_EnumPort(iface, i, &PortCaps); i++) {
149                 if (IsEqualCLSID (request_port, &PortCaps.guidPort)) {
150                         hr = DMUSIC_CreateDirectMusicPortImpl(&IID_IDirectMusicPort, (LPVOID*) &pNewPort, (LPUNKNOWN) This, pPortParams, &PortCaps);
151                         if (FAILED(hr)) {
152                           *ppPort = NULL;
153                           return hr;
154                         }
155                         This->nrofports++;
156                         if (!This->ppPorts) This->ppPorts = HeapAlloc(GetProcessHeap(), 0, sizeof(LPDIRECTMUSICPORT) * This->nrofports);
157                         else This->ppPorts = HeapReAlloc(GetProcessHeap(), 0, This->ppPorts, sizeof(LPDIRECTMUSICPORT) * This->nrofports);
158                         This->ppPorts[This->nrofports - 1] = pNewPort;
159                         *ppPort = pNewPort;
160                         return S_OK;
161                 }
162         }
163         return E_NOINTERFACE;
164 }
165
166 static HRESULT WINAPI IDirectMusic8Impl_EnumMasterClock (LPDIRECTMUSIC8 iface, DWORD dwIndex, LPDMUS_CLOCKINFO lpClockInfo) {
167         IDirectMusic8Impl *This = (IDirectMusic8Impl *)iface;
168         FIXME("(%p, %d, %p): stub\n", This, dwIndex, lpClockInfo);
169         return S_FALSE;
170 }
171
172 static HRESULT WINAPI IDirectMusic8Impl_GetMasterClock (LPDIRECTMUSIC8 iface, LPGUID pguidClock, IReferenceClock** ppReferenceClock) {
173         IDirectMusic8Impl *This = (IDirectMusic8Impl *)iface;
174
175         TRACE("(%p, %p, %p)\n", This, pguidClock, ppReferenceClock);
176         if (pguidClock)
177                 *pguidClock = This->pMasterClock->pClockInfo.guidClock;
178         if(ppReferenceClock)
179                 *ppReferenceClock = (IReferenceClock *)This->pMasterClock;
180
181         return S_OK;
182 }
183
184 static HRESULT WINAPI IDirectMusic8Impl_SetMasterClock (LPDIRECTMUSIC8 iface, REFGUID rguidClock) {
185         IDirectMusic8Impl *This = (IDirectMusic8Impl *)iface;
186         FIXME("(%p, %s): stub\n", This, debugstr_dmguid(rguidClock));
187         return S_OK;
188 }
189
190 static HRESULT WINAPI IDirectMusic8Impl_Activate (LPDIRECTMUSIC8 iface, BOOL fEnable) {
191         IDirectMusic8Impl *This = (IDirectMusic8Impl *)iface;
192         int i;
193         
194         FIXME("(%p, %d): stub\n", This, fEnable);
195         for (i = 0; i < This->nrofports; i++) {
196             IDirectMusicPortImpl_Activate(This->ppPorts[i], fEnable);
197         }
198         
199         return S_OK;
200 }
201
202 static HRESULT WINAPI IDirectMusic8Impl_GetDefaultPort (LPDIRECTMUSIC8 iface, LPGUID pguidPort) {
203         IDirectMusic8Impl *This = (IDirectMusic8Impl *)iface;
204         HKEY hkGUID;
205         DWORD returnTypeGUID, sizeOfReturnBuffer = 50;
206         char returnBuffer[51];
207         GUID defaultPortGUID;
208         WCHAR buff[51];
209
210         TRACE("(%p, %p)\n", This, pguidPort);
211         if ((RegOpenKeyExA(HKEY_LOCAL_MACHINE, "Software\\Microsoft\\DirectMusic\\Defaults" , 0, KEY_READ, &hkGUID) != ERROR_SUCCESS) || 
212             (RegQueryValueExA(hkGUID, "DefaultOutputPort", NULL, &returnTypeGUID, (LPBYTE)returnBuffer, &sizeOfReturnBuffer) != ERROR_SUCCESS))
213         {
214                 WARN(": registry entry missing\n" );
215                 *pguidPort = CLSID_DirectMusicSynth;
216                 return S_OK;
217         }
218         /* FIXME: Check return types to ensure we're interpreting data right */
219         MultiByteToWideChar(CP_ACP, 0, returnBuffer, -1, buff, sizeof(buff) / sizeof(WCHAR));
220         CLSIDFromString(buff, &defaultPortGUID);
221         *pguidPort = defaultPortGUID;
222         
223         return S_OK;
224 }
225
226 static HRESULT WINAPI IDirectMusic8Impl_SetDirectSound (LPDIRECTMUSIC8 iface, LPDIRECTSOUND pDirectSound, HWND hWnd) {
227         IDirectMusic8Impl *This = (IDirectMusic8Impl *)iface;
228         FIXME("(%p, %p, %p): stub\n", This, pDirectSound, hWnd);
229         return S_OK;
230 }
231
232 static HRESULT WINAPI IDirectMusic8Impl_SetExternalMasterClock (LPDIRECTMUSIC8 iface, IReferenceClock* pClock) {
233         IDirectMusic8Impl *This = (IDirectMusic8Impl *)iface;
234         FIXME("(%p, %p): stub\n", This, pClock);
235         return S_OK;
236 }
237
238 static const IDirectMusic8Vtbl DirectMusic8_Vtbl = {
239         IDirectMusic8Impl_QueryInterface,
240         IDirectMusic8Impl_AddRef,
241         IDirectMusic8Impl_Release,
242         IDirectMusic8Impl_EnumPort,
243         IDirectMusic8Impl_CreateMusicBuffer,
244         IDirectMusic8Impl_CreatePort,
245         IDirectMusic8Impl_EnumMasterClock,
246         IDirectMusic8Impl_GetMasterClock,
247         IDirectMusic8Impl_SetMasterClock,
248         IDirectMusic8Impl_Activate,
249         IDirectMusic8Impl_GetDefaultPort,
250         IDirectMusic8Impl_SetDirectSound,
251         IDirectMusic8Impl_SetExternalMasterClock
252 };
253
254 /* for ClassFactory */
255 HRESULT WINAPI DMUSIC_CreateDirectMusicImpl (LPCGUID lpcGUID, LPVOID* ppobj, LPUNKNOWN pUnkOuter) {
256         IDirectMusic8Impl *dmusic;
257
258         TRACE("(%p,%p,%p)\n",lpcGUID, ppobj, pUnkOuter);
259
260         dmusic = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IDirectMusic8Impl));
261         if (NULL == dmusic) {
262                 *ppobj = NULL;
263                 return E_OUTOFMEMORY;
264         }
265         dmusic->lpVtbl = &DirectMusic8_Vtbl;
266         dmusic->ref = 0; /* will be inited with QueryInterface */
267         dmusic->pMasterClock = NULL;
268         dmusic->ppPorts = NULL;
269         dmusic->nrofports = 0;
270         DMUSIC_CreateReferenceClockImpl (&IID_IReferenceClock, (LPVOID*)&dmusic->pMasterClock, NULL);
271         
272         return IDirectMusic8Impl_QueryInterface ((LPDIRECTMUSIC8)dmusic, lpcGUID, ppobj);
273 }