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   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/*, j*/;
 127         DMUS_PORTCAPS PortCaps;
 128         IDirectMusicPort* pNewPort = NULL;
 129         HRESULT hr = E_FAIL;
 130
 131         TRACE("(%p, %s, %p, %p, %p)\n", This, debugstr_dmguid(rclsidPort), pPortParams, ppPort, pUnkOuter);
 132         ZeroMemory(&PortCaps, sizeof(DMUS_PORTCAPS));
 133         PortCaps.dwSize = sizeof(DMUS_PORTCAPS);
 134
 135         for (i = 0; S_FALSE != IDirectMusic8Impl_EnumPort(iface, i, &PortCaps); i++) {
 136                 if (IsEqualCLSID (rclsidPort, &PortCaps.guidPort)) {
 137                         hr = DMUSIC_CreateDirectMusicPortImpl(&IID_IDirectMusicPort, (LPVOID*) &pNewPort, (LPUNKNOWN) This, pPortParams, &PortCaps);
 138                         if (FAILED(hr)) {
 139                           *ppPort = NULL;
 140                           return hr;
 141                         }
 142                         This->nrofports++;
 143                         if (!This->ppPorts) This->ppPorts = HeapAlloc(GetProcessHeap(), 0, sizeof(LPDIRECTMUSICPORT) * This->nrofports);
 144                         else This->ppPorts = HeapReAlloc(GetProcessHeap(), 0, This->ppPorts, sizeof(LPDIRECTMUSICPORT) * This->nrofports);
 145                         This->ppPorts[This->nrofports - 1] = pNewPort;
 146                         *ppPort = pNewPort;
 147                         return S_OK;
 148                 }
 149         }
 150         /* FIXME: place correct error here */
 151         return E_NOINTERFACE;
 152 }
 153
 154 static HRESULT WINAPI IDirectMusic8Impl_EnumMasterClock (LPDIRECTMUSIC8 iface, DWORD dwIndex, LPDMUS_CLOCKINFO lpClockInfo) {
 155         IDirectMusic8Impl *This = (IDirectMusic8Impl *)iface;
 156         FIXME("(%p, %d, %p): stub\n", This, dwIndex, lpClockInfo);
 157         return S_FALSE;
 158 }
 159
 160 static HRESULT WINAPI IDirectMusic8Impl_GetMasterClock (LPDIRECTMUSIC8 iface, LPGUID pguidClock, IReferenceClock** ppReferenceClock) {
 161         IDirectMusic8Impl *This = (IDirectMusic8Impl *)iface;
 162
 163         TRACE("(%p, %p, %p)\n", This, pguidClock, ppReferenceClock);
 164         if (pguidClock)
 165                 *pguidClock = This->pMasterClock->pClockInfo.guidClock;
 166         if(ppReferenceClock)
 167                 *ppReferenceClock = (IReferenceClock *)This->pMasterClock;
 168
 169         return S_OK;
 170 }
 171
 172 static HRESULT WINAPI IDirectMusic8Impl_SetMasterClock (LPDIRECTMUSIC8 iface, REFGUID rguidClock) {
 173         IDirectMusic8Impl *This = (IDirectMusic8Impl *)iface;
 174         FIXME("(%p, %s): stub\n", This, debugstr_dmguid(rguidClock));
 175         return S_OK;
 176 }
 177
 178 static HRESULT WINAPI IDirectMusic8Impl_Activate (LPDIRECTMUSIC8 iface, BOOL fEnable) {
 179         IDirectMusic8Impl *This = (IDirectMusic8Impl *)iface;
 180         int i;
 181
 182         FIXME("(%p, %d): stub\n", This, fEnable);
 183         for (i = 0; i < This->nrofports; i++) {
 184             IDirectMusicPortImpl_Activate(This->ppPorts[i], fEnable);
 185         }
 186
 187         return S_OK;
 188 }
 189
 190 static HRESULT WINAPI IDirectMusic8Impl_GetDefaultPort (LPDIRECTMUSIC8 iface, LPGUID pguidPort) {
 191         IDirectMusic8Impl *This = (IDirectMusic8Impl *)iface;
 192         HKEY hkGUID;
 193         DWORD returnTypeGUID, sizeOfReturnBuffer = 50;
 194         char returnBuffer[51];
 195         GUID defaultPortGUID;
 196         WCHAR buff[51];
 197
 198         TRACE("(%p, %p)\n", This, pguidPort);
 199         if ((RegOpenKeyExA(HKEY_LOCAL_MACHINE, "Software\\Microsoft\\DirectMusic\\Defaults" , 0, KEY_READ, &hkGUID) != ERROR_SUCCESS) ||
 200             (RegQueryValueExA(hkGUID, "DefaultOutputPort", NULL, &returnTypeGUID, (LPBYTE)returnBuffer, &sizeOfReturnBuffer) != ERROR_SUCCESS))
 201         {
 202                 WARN(": registry entry missing\n" );
 203                 *pguidPort = CLSID_DirectMusicSynth;
 204                 return S_OK;
 205         }
 206         /* FIXME: Check return types to ensure we're interpreting data right */
 207         MultiByteToWideChar(CP_ACP, 0, returnBuffer, -1, buff, sizeof(buff) / sizeof(WCHAR));
 208         CLSIDFromString(buff, &defaultPortGUID);
 209         *pguidPort = defaultPortGUID;
 210
 211         return S_OK;
 212 }
 213
 214 static HRESULT WINAPI IDirectMusic8Impl_SetDirectSound (LPDIRECTMUSIC8 iface, LPDIRECTSOUND pDirectSound, HWND hWnd) {
 215         IDirectMusic8Impl *This = (IDirectMusic8Impl *)iface;
 216         FIXME("(%p, %p, %p): stub\n", This, pDirectSound, hWnd);
 217         return S_OK;
 218 }
 219
 220 static HRESULT WINAPI IDirectMusic8Impl_SetExternalMasterClock (LPDIRECTMUSIC8 iface, IReferenceClock* pClock) {
 221         IDirectMusic8Impl *This = (IDirectMusic8Impl *)iface;
 222         FIXME("(%p, %p): stub\n", This, pClock);
 223         return S_OK;
 224 }
 225
 226 static const IDirectMusic8Vtbl DirectMusic8_Vtbl = {
 227         IDirectMusic8Impl_QueryInterface,
 228         IDirectMusic8Impl_AddRef,
 229         IDirectMusic8Impl_Release,
 230         IDirectMusic8Impl_EnumPort,
 231         IDirectMusic8Impl_CreateMusicBuffer,
 232         IDirectMusic8Impl_CreatePort,
 233         IDirectMusic8Impl_EnumMasterClock,
 234         IDirectMusic8Impl_GetMasterClock,
 235         IDirectMusic8Impl_SetMasterClock,
 236         IDirectMusic8Impl_Activate,
 237         IDirectMusic8Impl_GetDefaultPort,
 238         IDirectMusic8Impl_SetDirectSound,
 239         IDirectMusic8Impl_SetExternalMasterClock
 240 };
 241
 242 /* for ClassFactory */
 243 HRESULT WINAPI DMUSIC_CreateDirectMusicImpl (LPCGUID lpcGUID, LPVOID* ppobj, LPUNKNOWN pUnkOuter) {
 244         IDirectMusic8Impl *dmusic;
 245
 246         TRACE("(%p,%p,%p)\n",lpcGUID, ppobj, pUnkOuter);
 247
 248         dmusic = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IDirectMusic8Impl));
 249         if (NULL == dmusic) {
 250                 *ppobj = NULL;
 251                 return E_OUTOFMEMORY;
 252         }
 253         dmusic->lpVtbl = &DirectMusic8_Vtbl;
 254         dmusic->ref = 0; /* will be inited with QueryInterface */
 255         dmusic->pMasterClock = NULL;
 256         dmusic->ppPorts = NULL;
 257         dmusic->nrofports = 0;
 258         DMUSIC_CreateReferenceClockImpl (&IID_IReferenceClock, (LPVOID*)&dmusic->pMasterClock, NULL);
 259
 260         return IDirectMusic8Impl_QueryInterface ((LPDIRECTMUSIC8)dmusic, lpcGUID, ppobj);
 261 }