advapi32: Close hTemp on error (Coverity).
[wine] / dlls / dmusic / dmusic.c
1 /*
2  * IDirectMusic8 Implementation
3  *
4  * Copyright (C) 2003-2004 Rok Mandeljc
5  * Copyright (C) 2012 Christian Costa
6  *
7  * This program is free software; you can redistribute it and/or
8  * modify it under the terms of the GNU Lesser General Public
9  * License as published by the Free Software Foundation; either
10  * version 2.1 of the License, or (at your option) any later version.
11  *
12  * This program is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
15  * Lesser General Public License for more details.
16  *
17  * You should have received a copy of the GNU Lesser General Public
18  * License along with this program; if not, write to the Free Software
19  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
20  */
21
22 #include <stdio.h>
23
24 #include "dmusic_private.h"
25
26 WINE_DEFAULT_DEBUG_CHANNEL(dmusic);
27
28 static inline IDirectMusic8Impl *impl_from_IDirectMusic8(IDirectMusic8 *iface)
29 {
30     return CONTAINING_RECORD(iface, IDirectMusic8Impl, IDirectMusic8_iface);
31 }
32
33 /* IDirectMusic8Impl IUnknown part: */
34 static HRESULT WINAPI IDirectMusic8Impl_QueryInterface(LPDIRECTMUSIC8 iface, REFIID riid, LPVOID *ret_iface)
35 {
36     IDirectMusic8Impl *This = impl_from_IDirectMusic8(iface);
37
38     TRACE("(%p)->(%s, %p)\n", iface, debugstr_dmguid(riid), ret_iface);
39
40     if (IsEqualIID (riid, &IID_IUnknown) ||
41         IsEqualIID (riid, &IID_IDirectMusic) ||
42         IsEqualIID (riid, &IID_IDirectMusic2) ||
43         IsEqualIID (riid, &IID_IDirectMusic8))
44     {
45         IDirectMusic8_AddRef(iface);
46         *ret_iface = iface;
47         return S_OK;
48     }
49
50     *ret_iface = NULL;
51
52     WARN("(%p, %s, %p): not found\n", This, debugstr_dmguid(riid), ret_iface);
53
54     return E_NOINTERFACE;
55 }
56
57 static ULONG WINAPI IDirectMusic8Impl_AddRef(LPDIRECTMUSIC8 iface)
58 {
59     IDirectMusic8Impl *This = impl_from_IDirectMusic8(iface);
60     ULONG ref = InterlockedIncrement(&This->ref);
61
62     TRACE("(%p)->(): new ref = %u\n", This, ref);
63
64     DMUSIC_LockModule();
65
66     return ref;
67 }
68
69 static ULONG WINAPI IDirectMusic8Impl_Release(LPDIRECTMUSIC8 iface)
70 {
71     IDirectMusic8Impl *This = impl_from_IDirectMusic8(iface);
72     ULONG ref = InterlockedDecrement(&This->ref);
73
74     TRACE("(%p)->(): new ref = %u\n", This, ref);
75
76     if (!ref) {
77         HeapFree(GetProcessHeap(), 0, This->system_ports);
78         HeapFree(GetProcessHeap(), 0, This->ppPorts);
79         HeapFree(GetProcessHeap(), 0, This);
80     }
81
82     DMUSIC_UnlockModule();
83
84     return ref;
85 }
86
87 /* IDirectMusic8Impl IDirectMusic part: */
88 static HRESULT WINAPI IDirectMusic8Impl_EnumPort(LPDIRECTMUSIC8 iface, DWORD index, LPDMUS_PORTCAPS port_caps)
89 {
90     IDirectMusic8Impl *This = impl_from_IDirectMusic8(iface);
91
92     TRACE("(%p, %d, %p)\n", This, index, port_caps);
93
94     if (!port_caps)
95         return E_POINTER;
96
97     if (index >= This->nb_system_ports)
98         return S_FALSE;
99
100     *port_caps = This->system_ports[index].caps;
101
102     return S_OK;
103 }
104
105 static HRESULT WINAPI IDirectMusic8Impl_CreateMusicBuffer(LPDIRECTMUSIC8 iface, LPDMUS_BUFFERDESC buffer_desc, LPDIRECTMUSICBUFFER* buffer, LPUNKNOWN unkouter)
106 {
107     IDirectMusic8Impl *This = impl_from_IDirectMusic8(iface);
108
109     TRACE("(%p)->(%p, %p, %p)\n", This, buffer_desc, buffer, unkouter);
110
111     if (unkouter)
112         return CLASS_E_NOAGGREGATION;
113
114     if (!buffer_desc || !buffer)
115         return E_POINTER;
116
117     return DMUSIC_CreateDirectMusicBufferImpl(buffer_desc, (LPVOID)buffer);
118 }
119
120 static HRESULT WINAPI IDirectMusic8Impl_CreatePort(LPDIRECTMUSIC8 iface, REFCLSID rclsid_port, LPDMUS_PORTPARAMS port_params, LPDIRECTMUSICPORT* port, LPUNKNOWN unkouter)
121 {
122     IDirectMusic8Impl *This = impl_from_IDirectMusic8(iface);
123     int i;
124     DMUS_PORTCAPS port_caps;
125     IDirectMusicPort* new_port = NULL;
126     HRESULT hr;
127     GUID default_port;
128     const GUID *request_port = rclsid_port;
129
130     TRACE("(%p)->(%s, %p, %p, %p)\n", This, debugstr_dmguid(rclsid_port), port_params, port, unkouter);
131
132     if (!rclsid_port)
133         return E_POINTER;
134     if (!port_params)
135         return E_INVALIDARG;
136     if (!port)
137         return E_POINTER;
138     if (unkouter)
139         return CLASS_E_NOAGGREGATION;
140
141     if (TRACE_ON(dmusic))
142         dump_DMUS_PORTPARAMS(port_params);
143
144     ZeroMemory(&port_caps, sizeof(DMUS_PORTCAPS));
145     port_caps.dwSize = sizeof(DMUS_PORTCAPS);
146
147     if (IsEqualGUID(request_port, &GUID_NULL)) {
148         hr = IDirectMusic8_GetDefaultPort(iface, &default_port);
149         if(FAILED(hr))
150             return hr;
151         request_port = &default_port;
152     }
153
154     for (i = 0; S_FALSE != IDirectMusic8Impl_EnumPort(iface, i, &port_caps); i++) {
155         if (IsEqualCLSID(request_port, &port_caps.guidPort)) {
156             hr = This->system_ports[i].create(&IID_IDirectMusicPort, (LPVOID*)&new_port, (LPUNKNOWN)This, port_params, &port_caps, This->system_ports[i].device);
157             if (FAILED(hr)) {
158                  *port = NULL;
159                  return hr;
160             }
161             This->nrofports++;
162             if (!This->ppPorts)
163                 This->ppPorts = HeapAlloc(GetProcessHeap(), 0, sizeof(LPDIRECTMUSICPORT) * This->nrofports);
164             else
165                 This->ppPorts = HeapReAlloc(GetProcessHeap(), 0, This->ppPorts, sizeof(LPDIRECTMUSICPORT) * This->nrofports);
166             This->ppPorts[This->nrofports - 1] = new_port;
167             *port = new_port;
168             return S_OK;
169         }
170     }
171
172     return E_NOINTERFACE;
173 }
174
175 static HRESULT WINAPI IDirectMusic8Impl_EnumMasterClock(LPDIRECTMUSIC8 iface, DWORD index, LPDMUS_CLOCKINFO clock_info)
176 {
177     TRACE("(%p)->(%d, %p)\n", iface, index, clock_info);
178
179     if (!clock_info)
180         return E_POINTER;
181
182     if (index > 1)
183         return S_FALSE;
184
185     if (!index)
186     {
187         static const GUID guid_system_clock = { 0x58d58419, 0x71b4, 0x11d1, { 0xa7, 0x4c, 0x00, 0x00, 0xf8, 0x75, 0xac, 0x12 } };
188         static const WCHAR name_system_clock[] = { 'S','y','s','t','e','m',' ','C','l','o','c','k',0 };
189
190         clock_info->ctType = 0;
191         clock_info->guidClock = guid_system_clock;
192         strcpyW(clock_info->wszDescription, name_system_clock);
193     }
194     else
195     {
196         static const GUID guid_dsound_clock = { 0x58d58420, 0x71b4, 0x11d1, { 0xa7, 0x4c, 0x00, 0x00, 0xf8, 0x75, 0xac, 0x12 } };
197         static const WCHAR name_dsound_clock[] = { 'D','i','r','e','c','t','S','o','u','n','d',' ','C','l','o','c','k',0 };
198
199         clock_info->ctType = 0;
200         clock_info->guidClock = guid_dsound_clock;
201         strcpyW(clock_info->wszDescription, name_dsound_clock);
202     }
203
204     return S_OK;
205 }
206
207 static HRESULT WINAPI IDirectMusic8Impl_GetMasterClock(LPDIRECTMUSIC8 iface, LPGUID guid_clock, IReferenceClock** reference_clock)
208 {
209     IDirectMusic8Impl *This = impl_from_IDirectMusic8(iface);
210
211     TRACE("(%p)->(%p, %p)\n", This, guid_clock, reference_clock);
212
213     if (guid_clock)
214         *guid_clock = This->pMasterClock->pClockInfo.guidClock;
215     if (reference_clock)
216         *reference_clock = (IReferenceClock*)This->pMasterClock;
217
218     return S_OK;
219 }
220
221 static HRESULT WINAPI IDirectMusic8Impl_SetMasterClock(LPDIRECTMUSIC8 iface, REFGUID rguidClock)
222 {
223     IDirectMusic8Impl *This = impl_from_IDirectMusic8(iface);
224
225     FIXME("(%p)->(%s): stub\n", This, debugstr_dmguid(rguidClock));
226
227     return S_OK;
228 }
229
230 static HRESULT WINAPI IDirectMusic8Impl_Activate(LPDIRECTMUSIC8 iface, BOOL enable)
231 {
232     IDirectMusic8Impl *This = impl_from_IDirectMusic8(iface);
233     int i;
234     HRESULT hr;
235
236     TRACE("(%p)->(%u)\n", This, enable);
237
238     for (i = 0; i < This->nrofports; i++)
239     {
240         hr = IDirectMusicPort_Activate(This->ppPorts[i], enable);
241         if (FAILED(hr))
242             return hr;
243     }
244
245     return S_OK;
246 }
247
248 static HRESULT WINAPI IDirectMusic8Impl_GetDefaultPort(LPDIRECTMUSIC8 iface, LPGUID guid_port)
249 {
250     IDirectMusic8Impl *This = impl_from_IDirectMusic8(iface);
251     HKEY hkGUID;
252     DWORD returnTypeGUID, sizeOfReturnBuffer = 50;
253     char returnBuffer[51];
254     GUID defaultPortGUID;
255     WCHAR buff[51];
256
257     TRACE("(%p)->(%p)\n", This, guid_port);
258
259     if ((RegOpenKeyExA(HKEY_LOCAL_MACHINE, "Software\\Microsoft\\DirectMusic\\Defaults" , 0, KEY_READ, &hkGUID) != ERROR_SUCCESS) ||
260         (RegQueryValueExA(hkGUID, "DefaultOutputPort", NULL, &returnTypeGUID, (LPBYTE)returnBuffer, &sizeOfReturnBuffer) != ERROR_SUCCESS))
261     {
262         WARN(": registry entry missing\n" );
263         *guid_port = CLSID_DirectMusicSynth;
264         return S_OK;
265     }
266     /* FIXME: Check return types to ensure we're interpreting data right */
267     MultiByteToWideChar(CP_ACP, 0, returnBuffer, -1, buff, sizeof(buff) / sizeof(WCHAR));
268     CLSIDFromString(buff, &defaultPortGUID);
269     *guid_port = defaultPortGUID;
270
271     return S_OK;
272 }
273
274 static HRESULT WINAPI IDirectMusic8Impl_SetDirectSound(LPDIRECTMUSIC8 iface, LPDIRECTSOUND dsound, HWND wnd)
275 {
276     IDirectMusic8Impl *This = impl_from_IDirectMusic8(iface);
277
278     FIXME("(%p)->(%p, %p): stub\n", This, dsound, wnd);
279
280     return S_OK;
281 }
282
283 static HRESULT WINAPI IDirectMusic8Impl_SetExternalMasterClock(LPDIRECTMUSIC8 iface, IReferenceClock* clock)
284 {
285     IDirectMusic8Impl *This = impl_from_IDirectMusic8(iface);
286
287     FIXME("(%p)->(%p): stub\n", This, clock);
288
289     return S_OK;
290 }
291
292 static const IDirectMusic8Vtbl DirectMusic8_Vtbl = {
293     IDirectMusic8Impl_QueryInterface,
294     IDirectMusic8Impl_AddRef,
295     IDirectMusic8Impl_Release,
296     IDirectMusic8Impl_EnumPort,
297     IDirectMusic8Impl_CreateMusicBuffer,
298     IDirectMusic8Impl_CreatePort,
299     IDirectMusic8Impl_EnumMasterClock,
300     IDirectMusic8Impl_GetMasterClock,
301     IDirectMusic8Impl_SetMasterClock,
302     IDirectMusic8Impl_Activate,
303     IDirectMusic8Impl_GetDefaultPort,
304     IDirectMusic8Impl_SetDirectSound,
305     IDirectMusic8Impl_SetExternalMasterClock
306 };
307
308 static void create_system_ports_list(IDirectMusic8Impl* object)
309 {
310     port_info * port;
311     const WCHAR emulated[] = {' ','[','E','m','u','l','a','t','e','d',']',0};
312     ULONG nb_ports;
313     ULONG nb_midi_out;
314     ULONG nb_midi_in;
315     MIDIOUTCAPSW caps_out;
316     MIDIINCAPSW caps_in;
317     IDirectMusicSynth8* synth;
318     HRESULT hr;
319     int i;
320
321     TRACE("(%p)\n", object);
322
323     /* NOTE:
324        - it seems some native versions get the rest of devices through dmusic32.EnumLegacyDevices...*sigh*...which is undocumented
325        - should we enum wave devices ? Native does not seem to
326     */
327
328     nb_midi_out = midiOutGetNumDevs();
329     nb_midi_in = midiInGetNumDevs();
330     nb_ports = 1 /* midi mapper */ + nb_midi_out + nb_midi_in + 1 /* synth port */;
331
332     port = object->system_ports = HeapAlloc(GetProcessHeap(), 0, nb_ports * sizeof(port_info));
333     if (!object->system_ports)
334         return;
335
336     /* Fill common port caps for all winmm ports */
337     for (i = 0; i < (nb_ports - 1 /* synth port*/); i++)
338     {
339         object->system_ports[i].caps.dwSize = sizeof(DMUS_PORTCAPS);
340         object->system_ports[i].caps.dwType = DMUS_PORT_WINMM_DRIVER;
341         object->system_ports[i].caps.dwMemorySize = 0;
342         object->system_ports[i].caps.dwMaxChannelGroups = 1;
343         object->system_ports[i].caps.dwMaxVoices = 0;
344         object->system_ports[i].caps.dwMaxAudioChannels = 0;
345         object->system_ports[i].caps.dwEffectFlags = DMUS_EFFECT_NONE;
346         /* Fake port GUID */
347         object->system_ports[i].caps.guidPort = IID_IUnknown;
348         object->system_ports[i].caps.guidPort.Data1 = i + 1;
349     }
350
351     /* Fill midi mapper port info */
352     port->device = MIDI_MAPPER;
353     port->create = DMUSIC_CreateMidiOutPortImpl;
354     midiOutGetDevCapsW(MIDI_MAPPER, &caps_out, sizeof(caps_out));
355     strcpyW(port->caps.wszDescription, caps_out.szPname);
356     strcatW(port->caps.wszDescription, emulated);
357     port->caps.dwFlags = DMUS_PC_SHAREABLE;
358     port->caps.dwClass = DMUS_PC_OUTPUTCLASS;
359     port++;
360
361     /* Fill midi out port info */
362     for (i = 0; i < nb_midi_out; i++)
363     {
364         port->device = i;
365         port->create = DMUSIC_CreateMidiOutPortImpl;
366         midiOutGetDevCapsW(i, &caps_out, sizeof(caps_out));
367         strcpyW(port->caps.wszDescription, caps_out.szPname);
368         strcatW(port->caps.wszDescription, emulated);
369         port->caps.dwFlags = DMUS_PC_SHAREABLE | DMUS_PC_EXTERNAL;
370         port->caps.dwClass = DMUS_PC_OUTPUTCLASS;
371         port++;
372     }
373
374     /* Fill midi in port info */
375     for (i = 0; i < nb_midi_in; i++)
376     {
377         port->device = i;
378         port->create = DMUSIC_CreateMidiInPortImpl;
379         midiInGetDevCapsW(i, &caps_in, sizeof(caps_in));
380         strcpyW(port->caps.wszDescription, caps_in.szPname);
381         strcatW(port->caps.wszDescription, emulated);
382         port->caps.dwFlags = DMUS_PC_EXTERNAL;
383         port->caps.dwClass = DMUS_PC_INPUTCLASS;
384         port++;
385     }
386
387     /* Fill synth port info */
388     port->create = DMUSIC_CreateSynthPortImpl;
389     hr = CoCreateInstance(&CLSID_DirectMusicSynth, NULL, CLSCTX_INPROC_SERVER, &IID_IDirectMusicSynth8, (void**)&synth);
390     if (SUCCEEDED(hr))
391     {
392         port->caps.dwSize = sizeof(port->caps);
393         hr = IDirectMusicSynth8_GetPortCaps(synth, &port->caps);
394         IDirectMusicSynth8_Release(synth);
395     }
396     if (FAILED(hr))
397         nb_ports--;
398
399     object->nb_system_ports = nb_ports;
400 }
401
402 /* For ClassFactory */
403 HRESULT WINAPI DMUSIC_CreateDirectMusicImpl(LPCGUID riid, LPVOID* ret_iface, LPUNKNOWN unkouter)
404 {
405     IDirectMusic8Impl *dmusic;
406     HRESULT ret;
407
408     TRACE("(%p,%p,%p)\n", riid, ret_iface, unkouter);
409
410     *ret_iface = NULL;
411
412     dmusic = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IDirectMusic8Impl));
413     if (!dmusic)
414         return E_OUTOFMEMORY;
415
416     dmusic->IDirectMusic8_iface.lpVtbl = &DirectMusic8_Vtbl;
417     dmusic->ref = 0; /* Will be inited by QueryInterface */
418     dmusic->pMasterClock = NULL;
419     dmusic->ppPorts = NULL;
420     dmusic->nrofports = 0;
421     ret = DMUSIC_CreateReferenceClockImpl(&IID_IReferenceClock, (LPVOID*)&dmusic->pMasterClock, NULL);
422     if (FAILED(ret)) {
423         HeapFree(GetProcessHeap(), 0, dmusic);
424         return ret;
425     }
426
427     ret = IDirectMusic8Impl_QueryInterface(&dmusic->IDirectMusic8_iface, riid, ret_iface);
428     if (FAILED(ret)) {
429         IReferenceClock_Release(&dmusic->pMasterClock->IReferenceClock_iface);
430         HeapFree(GetProcessHeap(), 0, dmusic);
431         return ret;
432     }
433
434     create_system_ports_list(dmusic);
435
436     return S_OK;
437 }