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