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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);
  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         FIXME("(%p, %p, %p, %p): stub\n", This, pBufferDesc, ppBuffer, pUnkOuter);
 112         return S_OK;
 113 }
 114
 115 static HRESULT WINAPI IDirectMusic8Impl_CreatePort (LPDIRECTMUSIC8 iface, REFCLSID rclsidPort, LPDMUS_PORTPARAMS pPortParams, LPDIRECTMUSICPORT* ppPort, LPUNKNOWN pUnkOuter) {
 116         IDirectMusic8Impl *This = (IDirectMusic8Impl *)iface;
 117         int i/*, j*/;
 118         DMUS_PORTCAPS PortCaps;
 119         IDirectMusicPort* pNewPort = NULL;
 120         HRESULT hr = E_FAIL;
 121
 122         TRACE("(%p, %s, %p, %p, %p)\n", This, debugstr_dmguid(rclsidPort), pPortParams, ppPort, pUnkOuter);
 123         ZeroMemory(&PortCaps, sizeof(DMUS_PORTCAPS));
 124         PortCaps.dwSize = sizeof(DMUS_PORTCAPS);
 125
 126         for (i = 0; S_FALSE != IDirectMusic8Impl_EnumPort(iface, i, &PortCaps); i++) {
 127                 if (IsEqualCLSID (rclsidPort, &PortCaps.guidPort)) {
 128                         hr = DMUSIC_CreateDirectMusicPortImpl(&IID_IDirectMusicPort, (LPVOID*) &pNewPort, (LPUNKNOWN) This, pPortParams, &PortCaps);
 129                         if (FAILED(hr)) {
 130                           *ppPort = NULL;
 131                           return hr;
 132                         }
 133                         This->nrofports++;
 134                         if (!This->ppPorts) This->ppPorts = HeapAlloc(GetProcessHeap(), 0, sizeof(LPDIRECTMUSICPORT) * This->nrofports);
 135                         else This->ppPorts = HeapReAlloc(GetProcessHeap(), 0, This->ppPorts, sizeof(LPDIRECTMUSICPORT) * This->nrofports);
 136                         This->ppPorts[This->nrofports - 1] = pNewPort;
 137                         *ppPort = pNewPort;
 138                         return S_OK;
 139                 }
 140         }
 141         /* FIXME: place correct error here */
 142         return E_NOINTERFACE;
 143 }
 144
 145 static HRESULT WINAPI IDirectMusic8Impl_EnumMasterClock (LPDIRECTMUSIC8 iface, DWORD dwIndex, LPDMUS_CLOCKINFO lpClockInfo) {
 146         IDirectMusic8Impl *This = (IDirectMusic8Impl *)iface;
 147         FIXME("(%p, %d, %p): stub\n", This, dwIndex, lpClockInfo);
 148         return S_FALSE;
 149 }
 150
 151 static HRESULT WINAPI IDirectMusic8Impl_GetMasterClock (LPDIRECTMUSIC8 iface, LPGUID pguidClock, IReferenceClock** ppReferenceClock) {
 152         IDirectMusic8Impl *This = (IDirectMusic8Impl *)iface;
 153
 154         TRACE("(%p, %p, %p)\n", This, pguidClock, ppReferenceClock);
 155         if (pguidClock)
 156                 *pguidClock = This->pMasterClock->pClockInfo.guidClock;
 157         if(ppReferenceClock)
 158                 *ppReferenceClock = (IReferenceClock *)This->pMasterClock;
 159
 160         return S_OK;
 161 }
 162
 163 static HRESULT WINAPI IDirectMusic8Impl_SetMasterClock (LPDIRECTMUSIC8 iface, REFGUID rguidClock) {
 164         IDirectMusic8Impl *This = (IDirectMusic8Impl *)iface;
 165         FIXME("(%p, %s): stub\n", This, debugstr_dmguid(rguidClock));
 166         return S_OK;
 167 }
 168
 169 static HRESULT WINAPI IDirectMusic8Impl_Activate (LPDIRECTMUSIC8 iface, BOOL fEnable) {
 170         IDirectMusic8Impl *This = (IDirectMusic8Impl *)iface;
 171         int i;
 172
 173         FIXME("(%p, %d): stub\n", This, fEnable);
 174         for (i = 0; i < This->nrofports; i++) {
 175             IDirectMusicPortImpl_Activate(This->ppPorts[i], fEnable);
 176         }
 177
 178         return S_OK;
 179 }
 180
 181 static HRESULT WINAPI IDirectMusic8Impl_GetDefaultPort (LPDIRECTMUSIC8 iface, LPGUID pguidPort) {
 182         IDirectMusic8Impl *This = (IDirectMusic8Impl *)iface;
 183         HKEY hkGUID;
 184         DWORD returnTypeGUID, sizeOfReturnBuffer = 50;
 185         char returnBuffer[51];
 186         GUID defaultPortGUID;
 187         WCHAR buff[51];
 188
 189         TRACE("(%p, %p)\n", This, pguidPort);
 190         if ((RegOpenKeyExA(HKEY_LOCAL_MACHINE, "Software\\Microsoft\\DirectMusic\\Defaults" , 0, KEY_READ, &hkGUID) != ERROR_SUCCESS) ||
 191             (RegQueryValueExA(hkGUID, "DefaultOutputPort", NULL, &returnTypeGUID, (LPBYTE)returnBuffer, &sizeOfReturnBuffer) != ERROR_SUCCESS))
 192         {
 193                 WARN(": registry entry missing\n" );
 194                 *pguidPort = CLSID_DirectMusicSynth;
 195                 return S_OK;
 196         }
 197         /* FIXME: Check return types to ensure we're interpreting data right */
 198         MultiByteToWideChar(CP_ACP, 0, returnBuffer, -1, buff, sizeof(buff) / sizeof(WCHAR));
 199         CLSIDFromString(buff, &defaultPortGUID);
 200         *pguidPort = defaultPortGUID;
 201
 202         return S_OK;
 203 }
 204
 205 static HRESULT WINAPI IDirectMusic8Impl_SetDirectSound (LPDIRECTMUSIC8 iface, LPDIRECTSOUND pDirectSound, HWND hWnd) {
 206         IDirectMusic8Impl *This = (IDirectMusic8Impl *)iface;
 207         FIXME("(%p, %p, %p): stub\n", This, pDirectSound, hWnd);
 208         return S_OK;
 209 }
 210
 211 static HRESULT WINAPI IDirectMusic8Impl_SetExternalMasterClock (LPDIRECTMUSIC8 iface, IReferenceClock* pClock) {
 212         IDirectMusic8Impl *This = (IDirectMusic8Impl *)iface;
 213         FIXME("(%p, %p): stub\n", This, pClock);
 214         return S_OK;
 215 }
 216
 217 static const IDirectMusic8Vtbl DirectMusic8_Vtbl = {
 218         IDirectMusic8Impl_QueryInterface,
 219         IDirectMusic8Impl_AddRef,
 220         IDirectMusic8Impl_Release,
 221         IDirectMusic8Impl_EnumPort,
 222         IDirectMusic8Impl_CreateMusicBuffer,
 223         IDirectMusic8Impl_CreatePort,
 224         IDirectMusic8Impl_EnumMasterClock,
 225         IDirectMusic8Impl_GetMasterClock,
 226         IDirectMusic8Impl_SetMasterClock,
 227         IDirectMusic8Impl_Activate,
 228         IDirectMusic8Impl_GetDefaultPort,
 229         IDirectMusic8Impl_SetDirectSound,
 230         IDirectMusic8Impl_SetExternalMasterClock
 231 };
 232
 233 /* for ClassFactory */
 234 HRESULT WINAPI DMUSIC_CreateDirectMusicImpl (LPCGUID lpcGUID, LPVOID* ppobj, LPUNKNOWN pUnkOuter) {
 235         IDirectMusic8Impl *dmusic;
 236
 237         TRACE("(%p,%p,%p)\n",lpcGUID, ppobj, pUnkOuter);
 238
 239         dmusic = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IDirectMusic8Impl));
 240         if (NULL == dmusic) {
 241                 *ppobj = NULL;
 242                 return E_OUTOFMEMORY;
 243         }
 244         dmusic->lpVtbl = &DirectMusic8_Vtbl;
 245         dmusic->ref = 0; /* will be inited with QueryInterface */
 246         dmusic->pMasterClock = NULL;
 247         dmusic->ppPorts = NULL;
 248         dmusic->nrofports = 0;
 249         DMUSIC_CreateReferenceClockImpl (&IID_IReferenceClock, (LPVOID*)&dmusic->pMasterClock, NULL);
 250
 251         return IDirectMusic8Impl_QueryInterface ((LPDIRECTMUSIC8)dmusic, lpcGUID, ppobj);
 252 }