dlls/winecoreaudio.drv/midi.c

   1 /*
   2  * Sample MIDI Wine Driver for MacOSX (based on OSS midi driver)
   3  *
   4  * Copyright 1994       Martin Ayotte
   5  * Copyright 1998       Luiz Otavio L. Zorzella (init procedures)
   6  * Copyright 1998/1999  Eric POUECH :
   7  *              98/7    changes for making this MIDI driver work on OSS
   8  *                      current support is limited to MIDI ports of OSS systems
   9  *              98/9    rewriting MCI code for MIDI
  10  *              98/11   splitted in midi.c and mcimidi.c
  11  * Copyright 2006       Emmanuel Maillard
  12  *
  13  * This library is free software; you can redistribute it and/or
  14  * modify it under the terms of the GNU Lesser General Public
  15  * License as published by the Free Software Foundation; either
  16  * version 2.1 of the License, or (at your option) any later version.
  17  *
  18  * This library is distributed in the hope that it will be useful,
  19  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  20  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  21  * Lesser General Public License for more details.
  22  *
  23  * You should have received a copy of the GNU Lesser General Public
  24  * License along with this library; if not, write to the Free Software
  25  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  26  */
  27
  28 #include "config.h"
  29 #include "wine/port.h"
  30
  31 #include <string.h>
  32 #include <stdarg.h>
  33 #include <stdio.h>
  34
  35 #include "windef.h"
  36 #include "winbase.h"
  37 #include "wingdi.h"
  38 #include "winuser.h"
  39 #include "winnls.h"
  40 #include "mmddk.h"
  41 #include "wine/unicode.h"
  42 #include "wine/debug.h"
  43
  44 WINE_DEFAULT_DEBUG_CHANNEL(midi);
  45
  46 #if defined(HAVE_COREAUDIO_COREAUDIO_H)
  47 #include <CoreAudio/CoreAudio.h>
  48
  49 #define WINE_DEFINITIONS
  50 #include "coremidi.h"
  51
  52 static MIDIClientRef wineMIDIClient = NULL;
  53
  54 static DWORD MIDIOut_NumDevs = 0;
  55
  56 typedef struct tagMIDIDestination {
  57     /* graph and synth are only used for MIDI Synth */
  58     AUGraph graph;
  59     AudioUnit synth;
  60
  61     MIDIPortRef port;
  62     MIDIOUTCAPSW caps;
  63     MIDIOPENDESC midiDesc;
  64     WORD wFlags;
  65 } MIDIDestination;
  66
  67 #define MAX_MIDI_SYNTHS 1
  68
  69 MIDIDestination *destinations;
  70
  71 extern int SynthUnit_CreateDefaultSynthUnit(AUGraph *graph, AudioUnit *synth);
  72 extern int SynthUnit_Initialize(AudioUnit synth, AUGraph graph);
  73 extern int SynthUnit_Close(AUGraph graph);
  74
  75
  76 LONG CoreAudio_MIDIInit(void)
  77 {
  78     int i;
  79     CHAR szPname[MAXPNAMELEN] = {0};
  80
  81     int numDest = MIDIGetNumberOfDestinations();
  82     CFStringRef name = CFStringCreateWithFormat(kCFAllocatorDefault, NULL, CFSTR("wineMIDIClient.%d"), getpid());
  83
  84     wineMIDIClient = CoreMIDI_CreateClient( name );
  85     if (wineMIDIClient == NULL)
  86     {
  87         CFRelease(name);
  88         ERR("can't create wineMIDIClient\n");
  89         return 0;
  90     }
  91     CFRelease(name);
  92
  93     MIDIOut_NumDevs = MAX_MIDI_SYNTHS;
  94     MIDIOut_NumDevs += numDest;
  95
  96     TRACE("MIDIOut_NumDevs %d\n", MIDIOut_NumDevs);
  97
  98     destinations = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, MIDIOut_NumDevs * sizeof(MIDIDestination));
  99
 100     /* initialise MIDI synths */
 101     for (i = 0; i < MAX_MIDI_SYNTHS; i++)
 102     {
 103         snprintf(szPname, sizeof(szPname), "CoreAudio MIDI Synth %d", i);
 104         MultiByteToWideChar(CP_ACP, 0, szPname, -1, destinations[i].caps.szPname, sizeof(destinations[i].caps.szPname)/sizeof(WCHAR));
 105
 106         destinations[i].caps.wTechnology = MOD_SYNTH;
 107         destinations[i].caps.wChannelMask = 0xFFFF;
 108
 109         destinations[i].caps.wMid = 0x00FF;     /* Manufac ID */
 110         destinations[i].caps.wPid = 0x0001;     /* Product ID */
 111         destinations[i].caps.vDriverVersion = 0x0001;
 112         destinations[i].caps.dwSupport = MIDICAPS_VOLUME;
 113         destinations[i].caps.wVoices = 16;
 114         destinations[i].caps.wNotes = 16;
 115     }
 116     /* initialise available destinations */
 117     for (i = MAX_MIDI_SYNTHS; i < numDest + MAX_MIDI_SYNTHS; i++)
 118     {
 119         MIDIEndpointRef endpoint = MIDIGetDestination(i - MAX_MIDI_SYNTHS);
 120
 121         CoreMIDI_GetObjectName(endpoint, szPname, sizeof(szPname));
 122         MultiByteToWideChar(CP_ACP, 0, szPname, -1, destinations[i].caps.szPname, sizeof(destinations[i].caps.szPname)/sizeof(WCHAR));
 123
 124         name = CFStringCreateWithFormat(kCFAllocatorDefault, NULL, CFSTR("WineOutputPort.%d.%u"), i, getpid());
 125         MIDIOutputPortCreate(wineMIDIClient, name, &destinations[i].port);
 126         CFRelease(name);
 127
 128         destinations[i].caps.wTechnology = MOD_MIDIPORT;
 129         destinations[i].caps.wChannelMask = 0xFFFF;
 130
 131         destinations[i].caps.wMid = 0x00FF;     /* Manufac ID */
 132         destinations[i].caps.wPid = 0x0001;
 133         destinations[i].caps.vDriverVersion = 0x0001;
 134         destinations[i].caps.dwSupport = 0;
 135         destinations[i].caps.wVoices = 16;
 136         destinations[i].caps.wNotes = 16;
 137     }
 138     return 1;
 139 }
 140
 141 LONG CoreAudio_MIDIRelease(void)
 142 {
 143     TRACE("\n");
 144     if (wineMIDIClient) MIDIClientDispose(wineMIDIClient); /* MIDIClientDispose will close all ports */
 145     HeapFree(GetProcessHeap(), 0, destinations);
 146     return 1;
 147 }
 148
 149
 150 /**************************************************************************
 151  *                      MIDI_NotifyClient                       [internal]
 152  */
 153 static DWORD MIDI_NotifyClient(UINT wDevID, WORD wMsg, DWORD dwParam1, DWORD dwParam2)
 154 {
 155     DWORD               dwCallBack;
 156     UINT                uFlags;
 157     HANDLE              hDev;
 158     DWORD               dwInstance;
 159
 160     TRACE("wDevID=%d wMsg=%d dwParm1=%04X dwParam2=%04X\n", wDevID, wMsg, dwParam1, dwParam2);
 161
 162     switch (wMsg) {
 163     case MOM_OPEN:
 164     case MOM_CLOSE:
 165     case MOM_DONE:
 166     case MOM_POSITIONCB:
 167         dwCallBack = destinations[wDevID].midiDesc.dwCallback;
 168         uFlags = destinations[wDevID].wFlags;
 169         hDev = destinations[wDevID].midiDesc.hMidi;
 170         dwInstance = destinations[wDevID].midiDesc.dwInstance;
 171         break;
 172
 173     case MIM_OPEN:
 174     case MIM_CLOSE:
 175     case MIM_DATA:
 176     case MIM_LONGDATA:
 177     case MIM_ERROR:
 178     case MIM_LONGERROR:
 179     case MIM_MOREDATA:
 180     default:
 181         WARN("Unsupported MSW-MIDI message %u\n", wMsg);
 182         return MMSYSERR_ERROR;
 183     }
 184
 185     return DriverCallback(dwCallBack, uFlags, hDev, wMsg, dwInstance, dwParam1, dwParam2) ?
 186         MMSYSERR_NOERROR : MMSYSERR_ERROR;
 187 }
 188
 189 static DWORD MIDIOut_Open(WORD wDevID, LPMIDIOPENDESC lpDesc, DWORD dwFlags)
 190 {
 191     MIDIDestination *dest;
 192
 193     TRACE("wDevID=%d lpDesc=%p dwFlags=%08x\n", wDevID, lpDesc, dwFlags);
 194
 195     if (lpDesc == NULL) {
 196         WARN("Invalid Parameter\n");
 197         return MMSYSERR_INVALPARAM;
 198     }
 199
 200     if (wDevID >= MIDIOut_NumDevs) {
 201         WARN("bad device ID : %d\n", wDevID);
 202         return MMSYSERR_BADDEVICEID;
 203     }
 204
 205     if (destinations[wDevID].midiDesc.hMidi != 0) {
 206         WARN("device already open !\n");
 207         return MMSYSERR_ALLOCATED;
 208     }
 209
 210     if ((dwFlags & ~CALLBACK_TYPEMASK) != 0) {
 211         WARN("bad dwFlags\n");
 212         return MMSYSERR_INVALFLAG;
 213     }
 214     dest = &destinations[wDevID];
 215
 216     if (dest->caps.wTechnology == MOD_SYNTH)
 217     {
 218         if (!SynthUnit_CreateDefaultSynthUnit(&dest->graph, &dest->synth))
 219         {
 220             ERR("SynthUnit_CreateDefaultSynthUnit dest=%p failed\n", dest);
 221             return MMSYSERR_ERROR;
 222         }
 223
 224         if (!SynthUnit_Initialize(dest->synth, dest->graph))
 225         {
 226             ERR("SynthUnit_Initialise dest=%p failed\n", dest);
 227             return MMSYSERR_ERROR;
 228         }
 229     }
 230     else
 231     {
 232         FIXME("MOD_MIDIPORT\n");
 233     }
 234     dest->wFlags = HIWORD(dwFlags & CALLBACK_TYPEMASK);
 235     dest->midiDesc = *lpDesc;
 236
 237     return MIDI_NotifyClient(wDevID, MOM_OPEN, 0L, 0L);
 238 }
 239
 240 static DWORD MIDIOut_Close(WORD wDevID)
 241 {
 242     DWORD ret = MMSYSERR_NOERROR;
 243
 244     TRACE("wDevID=%d\n", wDevID);
 245
 246     if (wDevID >= MIDIOut_NumDevs) {
 247         WARN("bad device ID : %d\n", wDevID);
 248         return MMSYSERR_BADDEVICEID;
 249     }
 250
 251     if (destinations[wDevID].caps.wTechnology == MOD_SYNTH)
 252         SynthUnit_Close(destinations[wDevID].graph);
 253     else
 254         FIXME("MOD_MIDIPORT\n");
 255
 256     destinations[wDevID].graph = 0;
 257     destinations[wDevID].synth = 0;
 258
 259     if (MIDI_NotifyClient(wDevID, MOM_CLOSE, 0L, 0L) != MMSYSERR_NOERROR) {
 260         WARN("can't notify client !\n");
 261         ret = MMSYSERR_INVALPARAM;
 262     }
 263     destinations[wDevID].midiDesc.hMidi = 0;
 264
 265     return ret;
 266 }
 267
 268 static DWORD MIDIOut_Data(WORD wDevID, DWORD dwParam)
 269 {
 270     WORD evt = LOBYTE(LOWORD(dwParam));
 271     WORD d1  = HIBYTE(LOWORD(dwParam));
 272     WORD d2  = LOBYTE(HIWORD(dwParam));
 273     UInt8 chn = (evt & 0x0F);
 274     OSStatus err = noErr;
 275
 276     TRACE("wDevID=%d dwParam=%08X\n", wDevID, dwParam);
 277
 278     if (wDevID >= MIDIOut_NumDevs) {
 279         WARN("bad device ID : %d\n", wDevID);
 280         return MMSYSERR_BADDEVICEID;
 281     }
 282
 283     TRACE("evt=%08x d1=%04x d2=%04x (evt & 0xF0)=%04x chn=%d\n", evt, d1, d2, (evt & 0xF0), chn);
 284
 285     if (destinations[wDevID].caps.wTechnology == MOD_SYNTH)
 286     {
 287         err = MusicDeviceMIDIEvent(destinations[wDevID].synth, (evt & 0xF0) | chn, d1, d2, 0);
 288         if (err != noErr)
 289         {
 290             ERR("MusicDeviceMIDIEvent(%p, %04x, %04x, %04x, %d) return %c%c%c%c\n", destinations[wDevID].synth, (evt & 0xF0) | chn, d1, d2, 0, (char) (err >> 24), (char) (err >> 16), (char) (err >> 8), (char) err);
 291             return MMSYSERR_ERROR;
 292         }
 293     }
 294     else FIXME("MOD_MIDIPORT\n");
 295
 296     return MMSYSERR_NOERROR;
 297 }
 298
 299 static DWORD MIDIOut_LongData(WORD wDevID, LPMIDIHDR lpMidiHdr, DWORD dwSize)
 300 {
 301     LPBYTE lpData;
 302     OSStatus err = noErr;
 303
 304     TRACE("wDevID=%d lpMidiHdr=%p dwSize=%d\n", wDevID, lpMidiHdr, dwSize);
 305
 306     /* Note: MS doc does not say much about the dwBytesRecorded member of the MIDIHDR structure
 307      * but it seems to be used only for midi input.
 308      * Taking a look at the WAVEHDR structure (which is quite similar) confirms this assumption.
 309      */
 310
 311     if (wDevID >= MIDIOut_NumDevs) {
 312         WARN("bad device ID : %d\n", wDevID);
 313         return MMSYSERR_BADDEVICEID;
 314     }
 315
 316     if (lpMidiHdr == NULL) {
 317         WARN("Invalid Parameter\n");
 318         return MMSYSERR_INVALPARAM;
 319     }
 320
 321     lpData = (LPBYTE) lpMidiHdr->lpData;
 322
 323     if (lpData == NULL)
 324         return MIDIERR_UNPREPARED;
 325     if (!(lpMidiHdr->dwFlags & MHDR_PREPARED))
 326         return MIDIERR_UNPREPARED;
 327     if (lpMidiHdr->dwFlags & MHDR_INQUEUE)
 328         return MIDIERR_STILLPLAYING;
 329     lpMidiHdr->dwFlags &= ~MHDR_DONE;
 330     lpMidiHdr->dwFlags |= MHDR_INQUEUE;
 331
 332     /* FIXME: MS doc is not 100% clear. Will lpData only contain system exclusive
 333      * data, or can it also contain raw MIDI data, to be split up and sent to
 334      * modShortData() ?
 335      * If the latest is true, then the following WARNing will fire up
 336      */
 337     if (lpData[0] != 0xF0 || lpData[lpMidiHdr->dwBufferLength - 1] != 0xF7) {
 338         WARN("Alledged system exclusive buffer is not correct\n\tPlease report with MIDI file\n");
 339     }
 340
 341     TRACE("dwBufferLength=%u !\n", lpMidiHdr->dwBufferLength);
 342     TRACE("                 %02X %02X %02X ... %02X %02X %02X\n",
 343           lpData[0], lpData[1], lpData[2], lpData[lpMidiHdr->dwBufferLength-3],
 344           lpData[lpMidiHdr->dwBufferLength-2], lpData[lpMidiHdr->dwBufferLength-1]);
 345
 346
 347     if (lpData[0] != 0xF0) {
 348         /* System Exclusive */
 349         ERR("Add missing 0xF0 marker at the beginning of system exclusive byte stream\n");
 350     }
 351     if (lpData[lpMidiHdr->dwBufferLength - 1] != 0xF7) {
 352         /* Send end of System Exclusive */
 353         ERR("Add missing 0xF7 marker at the end of system exclusive byte stream\n");
 354     }
 355     if (destinations[wDevID].caps.wTechnology == MOD_SYNTH) /* FIXME */
 356     {
 357         err = MusicDeviceSysEx(destinations[wDevID].synth, (const UInt8 *) lpData, lpMidiHdr->dwBufferLength);
 358         if (err != noErr)
 359         {
 360             ERR("MusicDeviceSysEx(%p, %p, %d) return %c%c%c%c\n", destinations[wDevID].synth, lpData, lpMidiHdr->dwBufferLength, (char) (err >> 24), (char) (err >> 16), (char) (err >> 8), (char) err);
 361             return MMSYSERR_ERROR;
 362         }
 363     }
 364     else
 365     {
 366         FIXME("MOD_MIDIPORT\n");
 367     }
 368
 369     lpMidiHdr->dwFlags &= ~MHDR_INQUEUE;
 370     lpMidiHdr->dwFlags |= MHDR_DONE;
 371     if (MIDI_NotifyClient(wDevID, MOM_DONE, (DWORD)lpMidiHdr, 0L) != MMSYSERR_NOERROR) {
 372         WARN("can't notify client !\n");
 373         return MMSYSERR_INVALPARAM;
 374     }
 375     return MMSYSERR_NOERROR;
 376 }
 377
 378 /**************************************************************************
 379  *                      MIDIOut_Prepare                         [internal]
 380  */
 381 static DWORD MIDIOut_Prepare(WORD wDevID, LPMIDIHDR lpMidiHdr, DWORD dwSize)
 382 {
 383     TRACE("wDevID=%d lpMidiHdr=%p dwSize=%d\n", wDevID, lpMidiHdr, dwSize);
 384
 385     if (wDevID >= MIDIOut_NumDevs) {
 386         WARN("bad device ID : %d\n", wDevID);
 387         return MMSYSERR_BADDEVICEID;
 388     }
 389
 390     /* MS doc says that dwFlags must be set to zero, but (kinda funny) MS mciseq drivers
 391      * asks to prepare MIDIHDR which dwFlags != 0.
 392      * So at least check for the inqueue flag
 393      */
 394     if (dwSize < sizeof(MIDIHDR) || lpMidiHdr == 0 ||
 395         lpMidiHdr->lpData == 0 || (lpMidiHdr->dwFlags & MHDR_INQUEUE) != 0 ||
 396         lpMidiHdr->dwBufferLength >= 0x10000ul) {
 397         WARN("%p %p %08x %lu/%d\n", lpMidiHdr, lpMidiHdr->lpData,
 398                    lpMidiHdr->dwFlags, sizeof(MIDIHDR), dwSize);
 399         return MMSYSERR_INVALPARAM;
 400     }
 401
 402     lpMidiHdr->lpNext = 0;
 403     lpMidiHdr->dwFlags |= MHDR_PREPARED;
 404     lpMidiHdr->dwFlags &= ~MHDR_DONE;
 405     return MMSYSERR_NOERROR;
 406 }
 407
 408 /**************************************************************************
 409  *                              MIDIOut_Unprepare                       [internal]
 410  */
 411 static DWORD MIDIOut_Unprepare(WORD wDevID, LPMIDIHDR lpMidiHdr, DWORD dwSize)
 412 {
 413     TRACE("wDevID=%d lpMidiHdr=%p dwSize=%d\n", wDevID, lpMidiHdr, dwSize);
 414
 415     if (wDevID >= MIDIOut_NumDevs) {
 416         WARN("bad device ID : %d\n", wDevID);
 417         return MMSYSERR_BADDEVICEID;
 418     }
 419     if (dwSize < sizeof(MIDIHDR) || lpMidiHdr == 0)
 420         return MMSYSERR_INVALPARAM;
 421     if (lpMidiHdr->dwFlags & MHDR_INQUEUE)
 422         return MIDIERR_STILLPLAYING;
 423
 424     lpMidiHdr->dwFlags &= ~MHDR_PREPARED;
 425
 426     return MMSYSERR_NOERROR;
 427 }
 428
 429 static DWORD MIDIOut_GetDevCaps(WORD wDevID, LPMIDIOUTCAPSW lpCaps, DWORD dwSize)
 430 {
 431     TRACE("wDevID=%d lpCaps=%p dwSize=%d\n", wDevID, lpCaps, dwSize);
 432
 433     if (lpCaps == NULL) {
 434         WARN("Invalid Parameter\n");
 435         return MMSYSERR_INVALPARAM;
 436     }
 437
 438     if (wDevID >= MIDIOut_NumDevs) {
 439         WARN("bad device ID : %d\n", wDevID);
 440         return MMSYSERR_BADDEVICEID;
 441     }
 442     memcpy(lpCaps, &destinations[wDevID].caps, min(dwSize, sizeof(*lpCaps)));
 443     return MMSYSERR_NOERROR;
 444 }
 445
 446 static DWORD MIDIOut_GetNumDevs(void)
 447 {
 448     TRACE("\n");
 449     return MIDIOut_NumDevs;
 450 }
 451
 452 static DWORD MIDIOut_GetVolume(WORD wDevID, DWORD *lpdwVolume)
 453 {
 454     TRACE("%d\n", wDevID);
 455
 456     if (wDevID >= MIDIOut_NumDevs) {
 457         WARN("bad device ID : %d\n", wDevID);
 458         return MMSYSERR_BADDEVICEID;
 459     }
 460     if (lpdwVolume == NULL) {
 461         WARN("Invalid Parameter\n");
 462         return MMSYSERR_INVALPARAM;
 463     }
 464
 465     if (destinations[wDevID].caps.wTechnology == MOD_SYNTH)
 466     {
 467         float left;
 468         float right;
 469         AudioUnit_GetVolume(destinations[wDevID].synth, &left, &right);
 470
 471         *lpdwVolume = ((WORD) left * 0xFFFFl) + (((WORD) right * 0xFFFFl) << 16);
 472
 473         return MMSYSERR_NOERROR;
 474     }
 475
 476     return MMSYSERR_NOTSUPPORTED;
 477 }
 478
 479 static DWORD MIDIOut_SetVolume(WORD wDevID, DWORD dwVolume)
 480 {
 481     TRACE("%d\n", wDevID);
 482
 483     if (wDevID >= MIDIOut_NumDevs) {
 484         WARN("bad device ID : %d\n", wDevID);
 485         return MMSYSERR_BADDEVICEID;
 486     }
 487     if (destinations[wDevID].caps.wTechnology == MOD_SYNTH)
 488     {
 489         float left;
 490         float right;
 491
 492         left  = LOWORD(dwVolume) / 65535.0f;
 493         right = HIWORD(dwVolume) / 65535.0f;
 494         AudioUnit_SetVolume(destinations[wDevID].synth, left, right);
 495
 496         return MMSYSERR_NOERROR;
 497     }
 498
 499     return MMSYSERR_NOTSUPPORTED;
 500 }
 501
 502 static DWORD MIDIOut_Reset(WORD wDevID)
 503 {
 504     unsigned chn;
 505
 506     TRACE("%d\n", wDevID);
 507
 508     if (wDevID >= MIDIOut_NumDevs) {
 509         WARN("bad device ID : %d\n", wDevID);
 510         return MMSYSERR_BADDEVICEID;
 511     }
 512     if (destinations[wDevID].caps.wTechnology == MOD_SYNTH)
 513     {
 514         for (chn = 0; chn < 16; chn++) {
 515             /* turn off every note */
 516             MusicDeviceMIDIEvent(destinations[wDevID].synth, 0xB0 | chn, 0x7B, 0, 0);
 517             /* remove sustain on channel */
 518             MusicDeviceMIDIEvent(destinations[wDevID].synth, 0xB0 | chn, 0x40, 0, 0);
 519         }
 520     }
 521     else FIXME("MOD_MIDIPORT\n");
 522
 523     /* FIXME: the LongData buffers must also be returned to the app */
 524     return MMSYSERR_NOERROR;
 525 }
 526
 527 /**************************************************************************
 528 *                               modMessage
 529 */
 530 DWORD WINAPI CoreAudio_modMessage(UINT wDevID, UINT wMsg, DWORD dwUser, DWORD dwParam1, DWORD dwParam2)
 531 {
 532     TRACE("%d %08x %08x %08x %08x\n", wDevID, wMsg, dwUser, dwParam1, dwParam2);
 533
 534     switch (wMsg) {
 535         case DRVM_INIT:
 536         case DRVM_EXIT:
 537         case DRVM_ENABLE:
 538         case DRVM_DISABLE:
 539             return 0;
 540         case MODM_OPEN:
 541             return MIDIOut_Open(wDevID, (LPMIDIOPENDESC)dwParam1, dwParam2);
 542         case MODM_CLOSE:
 543             return MIDIOut_Close(wDevID);
 544         case MODM_DATA:
 545             return MIDIOut_Data(wDevID, dwParam1);
 546         case MODM_LONGDATA:
 547             return MIDIOut_LongData(wDevID, (LPMIDIHDR)dwParam1, dwParam2);
 548         case MODM_PREPARE:
 549             return MIDIOut_Prepare(wDevID, (LPMIDIHDR)dwParam1, dwParam2);
 550         case MODM_UNPREPARE:
 551             return MIDIOut_Unprepare(wDevID, (LPMIDIHDR)dwParam1, dwParam2);
 552         case MODM_GETDEVCAPS:
 553             return MIDIOut_GetDevCaps(wDevID, (LPMIDIOUTCAPSW) dwParam1, dwParam2);
 554         case MODM_GETNUMDEVS:
 555             return MIDIOut_GetNumDevs();
 556         case MODM_GETVOLUME:
 557             return MIDIOut_GetVolume(wDevID, (DWORD*)dwParam1);
 558         case MODM_SETVOLUME:
 559             return MIDIOut_SetVolume(wDevID, dwParam1);
 560         case MODM_RESET:
 561             return MIDIOut_Reset(wDevID);
 562         default:
 563             TRACE("Unsupported message (08%x)\n", wMsg);
 564     }
 565     return MMSYSERR_NOTSUPPORTED;
 566 }
 567
 568 #else
 569
 570 DWORD WINAPI CoreAudio_modMessage(UINT wDevID, UINT wMsg, DWORD dwUser, DWORD dwParam1, DWORD dwParam2)
 571 {
 572     TRACE("%08x, %08x, %08x, %08x, %08x\n", wDevID, wMsg, dwUser, dwParam1, dwParam2);
 573     return MMSYSERR_NOTENABLED;
 574 }
 575
 576 #endif