dlls/winecoreaudio.drv/midi.c

   1 /*
   2  * Sample MIDI Wine Driver for Mac OS X (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   split 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 #include "coreaudio.h"
  44
  45 WINE_DEFAULT_DEBUG_CHANNEL(midi);
  46
  47 #if defined(HAVE_COREAUDIO_COREAUDIO_H)
  48 #include <CoreAudio/CoreAudio.h>
  49
  50 #define WINE_DEFINITIONS
  51 #include "coremidi.h"
  52
  53 static MIDIClientRef wineMIDIClient = NULL;
  54
  55 static DWORD MIDIOut_NumDevs = 0;
  56 static DWORD MIDIIn_NumDevs = 0;
  57
  58 typedef struct tagMIDIDestination {
  59     /* graph and synth are only used for MIDI Synth */
  60     AUGraph graph;
  61     AudioUnit synth;
  62
  63     MIDIEndpointRef dest;
  64
  65     MIDIOUTCAPSW caps;
  66     MIDIOPENDESC midiDesc;
  67     WORD wFlags;
  68 } MIDIDestination;
  69
  70 typedef struct tagMIDISource {
  71     MIDIEndpointRef source;
  72
  73     WORD wDevID;
  74     int state; /* 0 is no recording started, 1 in recording, bit 2 set if in sys exclusive recording */
  75     MIDIINCAPSW caps;
  76     MIDIOPENDESC midiDesc;
  77     LPMIDIHDR lpQueueHdr;
  78     WORD wFlags;
  79     DWORD startTime;
  80 } MIDISource;
  81
  82 static CRITICAL_SECTION midiInLock; /* Critical section for MIDI In */
  83 static CFStringRef MIDIInThreadPortName = NULL;
  84
  85 static DWORD WINAPI MIDIIn_MessageThread(LPVOID p);
  86
  87 static MIDIPortRef MIDIInPort = NULL;
  88 static MIDIPortRef MIDIOutPort = NULL;
  89
  90 #define MAX_MIDI_SYNTHS 1
  91
  92 MIDIDestination *destinations;
  93 MIDISource *sources;
  94
  95 extern int SynthUnit_CreateDefaultSynthUnit(AUGraph *graph, AudioUnit *synth);
  96 extern int SynthUnit_Initialize(AudioUnit synth, AUGraph graph);
  97 extern int SynthUnit_Close(AUGraph graph);
  98
  99
 100 LONG CoreAudio_MIDIInit(void)
 101 {
 102     int i;
 103     CHAR szPname[MAXPNAMELEN] = {0};
 104
 105     int numDest = MIDIGetNumberOfDestinations();
 106     CFStringRef name = CFStringCreateWithFormat(kCFAllocatorDefault, NULL, CFSTR("wineMIDIClient.%d"), getpid());
 107
 108     wineMIDIClient = CoreMIDI_CreateClient( name );
 109     if (wineMIDIClient == NULL)
 110     {
 111         CFRelease(name);
 112         ERR("can't create wineMIDIClient\n");
 113         return DRV_FAILURE;
 114     }
 115     CFRelease(name);
 116
 117     MIDIOut_NumDevs = MAX_MIDI_SYNTHS;
 118     MIDIOut_NumDevs += numDest;
 119
 120     MIDIIn_NumDevs = MIDIGetNumberOfSources();
 121
 122     TRACE("MIDIOut_NumDevs %d MIDIIn_NumDevs %d\n", MIDIOut_NumDevs, MIDIIn_NumDevs);
 123
 124     destinations = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, MIDIOut_NumDevs * sizeof(MIDIDestination));
 125     sources = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, MIDIIn_NumDevs * sizeof(MIDISource));
 126
 127     if (MIDIIn_NumDevs > 0)
 128     {
 129         InitializeCriticalSection(&midiInLock);
 130         MIDIInThreadPortName = CFStringCreateWithFormat(kCFAllocatorDefault, NULL, CFSTR("MIDIInThreadPortName.%u"), getpid());
 131         CreateThread(NULL, 0, MIDIIn_MessageThread, NULL, 0, NULL);
 132
 133         name = CFStringCreateWithFormat(kCFAllocatorDefault, NULL, CFSTR("WineInputPort.%u"), getpid());
 134         MIDIInputPortCreate(wineMIDIClient, name, MIDIIn_ReadProc, NULL, &MIDIInPort);
 135         CFRelease(name);
 136     }
 137     if (numDest > 0)
 138     {
 139         name = CFStringCreateWithFormat(kCFAllocatorDefault, NULL, CFSTR("WineOutputPort.%u"), getpid());
 140         MIDIOutputPortCreate(wineMIDIClient, name, &MIDIOutPort);
 141         CFRelease(name);
 142     }
 143
 144     /* initialize sources */
 145     for (i = 0; i < MIDIIn_NumDevs; i++)
 146     {
 147         sources[i].wDevID = i;
 148         sources[i].source = MIDIGetSource(i);
 149
 150         CoreMIDI_GetObjectName(sources[i].source, szPname, sizeof(szPname));
 151         MultiByteToWideChar(CP_ACP, 0, szPname, -1, sources[i].caps.szPname, sizeof(sources[i].caps.szPname)/sizeof(WCHAR));
 152
 153         MIDIPortConnectSource(MIDIInPort, sources[i].source, &sources[i].wDevID);
 154
 155         sources[i].state = 0;
 156         /* FIXME */
 157         sources[i].caps.wMid = 0x00FF;  /* Manufac ID */
 158         sources[i].caps.wPid = 0x0001;  /* Product ID */
 159         sources[i].caps.vDriverVersion = 0x0001;
 160         sources[i].caps.dwSupport = 0;
 161     }
 162
 163     /* initialise MIDI synths */
 164     for (i = 0; i < MAX_MIDI_SYNTHS; i++)
 165     {
 166         snprintf(szPname, sizeof(szPname), "CoreAudio MIDI Synth %d", i);
 167         MultiByteToWideChar(CP_ACP, 0, szPname, -1, destinations[i].caps.szPname, sizeof(destinations[i].caps.szPname)/sizeof(WCHAR));
 168
 169         destinations[i].caps.wTechnology = MOD_SYNTH;
 170         destinations[i].caps.wChannelMask = 0xFFFF;
 171
 172         destinations[i].caps.wMid = 0x00FF;     /* Manufac ID */
 173         destinations[i].caps.wPid = 0x0001;     /* Product ID */
 174         destinations[i].caps.vDriverVersion = 0x0001;
 175         destinations[i].caps.dwSupport = MIDICAPS_VOLUME;
 176         destinations[i].caps.wVoices = 16;
 177         destinations[i].caps.wNotes = 16;
 178     }
 179     /* initialise available destinations */
 180     for (i = MAX_MIDI_SYNTHS; i < numDest + MAX_MIDI_SYNTHS; i++)
 181     {
 182         destinations[i].dest = MIDIGetDestination(i - MAX_MIDI_SYNTHS);
 183
 184         CoreMIDI_GetObjectName(destinations[i].dest, szPname, sizeof(szPname));
 185         MultiByteToWideChar(CP_ACP, 0, szPname, -1, destinations[i].caps.szPname, sizeof(destinations[i].caps.szPname)/sizeof(WCHAR));
 186
 187         destinations[i].caps.wTechnology = MOD_MIDIPORT;
 188         destinations[i].caps.wChannelMask = 0xFFFF;
 189
 190         destinations[i].caps.wMid = 0x00FF;     /* Manufac ID */
 191         destinations[i].caps.wPid = 0x0001;
 192         destinations[i].caps.vDriverVersion = 0x0001;
 193         destinations[i].caps.dwSupport = 0;
 194         destinations[i].caps.wVoices = 0;
 195         destinations[i].caps.wNotes = 0;
 196     }
 197     return DRV_SUCCESS;
 198 }
 199
 200 LONG CoreAudio_MIDIRelease(void)
 201 {
 202     TRACE("\n");
 203     if (MIDIIn_NumDevs > 0)
 204     {
 205         CFMessagePortRef messagePort;
 206         /* Stop CFRunLoop in MIDIIn_MessageThread */
 207         messagePort = CFMessagePortCreateRemote(kCFAllocatorDefault, MIDIInThreadPortName);
 208         CFMessagePortSendRequest(messagePort, 1, NULL, 0.0, 0.0, NULL, NULL);
 209         CFRelease(messagePort);
 210
 211         DeleteCriticalSection(&midiInLock);
 212     }
 213
 214     if (wineMIDIClient) MIDIClientDispose(wineMIDIClient); /* MIDIClientDispose will close all ports */
 215
 216     HeapFree(GetProcessHeap(), 0, sources);
 217     HeapFree(GetProcessHeap(), 0, destinations);
 218     return DRV_SUCCESS;
 219 }
 220
 221
 222 /**************************************************************************
 223  *                      MIDI_NotifyClient                       [internal]
 224  */
 225 static void MIDI_NotifyClient(UINT wDevID, WORD wMsg, DWORD dwParam1, DWORD dwParam2)
 226 {
 227     DWORD               dwCallBack;
 228     UINT                uFlags;
 229     HANDLE              hDev;
 230     DWORD               dwInstance;
 231
 232     TRACE("wDevID=%d wMsg=%d dwParm1=%04X dwParam2=%04X\n", wDevID, wMsg, dwParam1, dwParam2);
 233
 234     switch (wMsg) {
 235     case MOM_OPEN:
 236     case MOM_CLOSE:
 237     case MOM_DONE:
 238     case MOM_POSITIONCB:
 239         dwCallBack = destinations[wDevID].midiDesc.dwCallback;
 240         uFlags = destinations[wDevID].wFlags;
 241         hDev = destinations[wDevID].midiDesc.hMidi;
 242         dwInstance = destinations[wDevID].midiDesc.dwInstance;
 243         break;
 244
 245     case MIM_OPEN:
 246     case MIM_CLOSE:
 247     case MIM_DATA:
 248     case MIM_LONGDATA:
 249     case MIM_ERROR:
 250     case MIM_LONGERROR:
 251     case MIM_MOREDATA:
 252         dwCallBack = sources[wDevID].midiDesc.dwCallback;
 253         uFlags = sources[wDevID].wFlags;
 254         hDev = sources[wDevID].midiDesc.hMidi;
 255         dwInstance = sources[wDevID].midiDesc.dwInstance;
 256         break;
 257     default:
 258         ERR("Unsupported MSW-MIDI message %u\n", wMsg);
 259         return;
 260     }
 261
 262     DriverCallback(dwCallBack, uFlags, hDev, wMsg, dwInstance, dwParam1, dwParam2);
 263 }
 264
 265 static DWORD MIDIOut_Open(WORD wDevID, LPMIDIOPENDESC lpDesc, DWORD dwFlags)
 266 {
 267     MIDIDestination *dest;
 268
 269     TRACE("wDevID=%d lpDesc=%p dwFlags=%08x\n", wDevID, lpDesc, dwFlags);
 270
 271     if (lpDesc == NULL) {
 272         WARN("Invalid Parameter\n");
 273         return MMSYSERR_INVALPARAM;
 274     }
 275
 276     if (wDevID >= MIDIOut_NumDevs) {
 277         WARN("bad device ID : %d\n", wDevID);
 278         return MMSYSERR_BADDEVICEID;
 279     }
 280
 281     if (destinations[wDevID].midiDesc.hMidi != 0) {
 282         WARN("device already open !\n");
 283         return MMSYSERR_ALLOCATED;
 284     }
 285
 286     if ((dwFlags & ~CALLBACK_TYPEMASK) != 0) {
 287         WARN("bad dwFlags\n");
 288         return MMSYSERR_INVALFLAG;
 289     }
 290     dest = &destinations[wDevID];
 291
 292     if (dest->caps.wTechnology == MOD_SYNTH)
 293     {
 294         if (!SynthUnit_CreateDefaultSynthUnit(&dest->graph, &dest->synth))
 295         {
 296             ERR("SynthUnit_CreateDefaultSynthUnit dest=%p failed\n", dest);
 297             return MMSYSERR_ERROR;
 298         }
 299
 300         if (!SynthUnit_Initialize(dest->synth, dest->graph))
 301         {
 302             ERR("SynthUnit_Initialise dest=%p failed\n", dest);
 303             return MMSYSERR_ERROR;
 304         }
 305     }
 306     dest->wFlags = HIWORD(dwFlags & CALLBACK_TYPEMASK);
 307     dest->midiDesc = *lpDesc;
 308
 309     MIDI_NotifyClient(wDevID, MOM_OPEN, 0L, 0L);
 310     return MMSYSERR_NOERROR;
 311 }
 312
 313 static DWORD MIDIOut_Close(WORD wDevID)
 314 {
 315     DWORD ret = MMSYSERR_NOERROR;
 316
 317     TRACE("wDevID=%d\n", wDevID);
 318
 319     if (wDevID >= MIDIOut_NumDevs) {
 320         WARN("bad device ID : %d\n", wDevID);
 321         return MMSYSERR_BADDEVICEID;
 322     }
 323
 324     if (destinations[wDevID].caps.wTechnology == MOD_SYNTH)
 325         SynthUnit_Close(destinations[wDevID].graph);
 326
 327     destinations[wDevID].graph = 0;
 328     destinations[wDevID].synth = 0;
 329
 330     MIDI_NotifyClient(wDevID, MOM_CLOSE, 0L, 0L);
 331     destinations[wDevID].midiDesc.hMidi = 0;
 332
 333     return ret;
 334 }
 335
 336 static DWORD MIDIOut_Data(WORD wDevID, DWORD dwParam)
 337 {
 338     WORD evt = LOBYTE(LOWORD(dwParam));
 339     UInt8 chn = (evt & 0x0F);
 340
 341     TRACE("wDevID=%d dwParam=%08X\n", wDevID, dwParam);
 342
 343     if (wDevID >= MIDIOut_NumDevs) {
 344         WARN("bad device ID : %d\n", wDevID);
 345         return MMSYSERR_BADDEVICEID;
 346     }
 347
 348     if (destinations[wDevID].caps.wTechnology == MOD_SYNTH)
 349     {
 350         WORD d1  = HIBYTE(LOWORD(dwParam));
 351         WORD d2  = LOBYTE(HIWORD(dwParam));
 352         OSStatus err = noErr;
 353
 354         err = MusicDeviceMIDIEvent(destinations[wDevID].synth, (evt & 0xF0) | chn, d1, d2, 0);
 355         if (err != noErr)
 356         {
 357             ERR("MusicDeviceMIDIEvent(%p, %04x, %04x, %04x, %d) return %s\n", destinations[wDevID].synth, (evt & 0xF0) | chn, d1, d2, 0, wine_dbgstr_fourcc(err));
 358             return MMSYSERR_ERROR;
 359         }
 360     }
 361     else
 362     {
 363         UInt8 buffer[3];
 364         buffer[0] = (evt & 0xF0) | chn;
 365         buffer[1] = HIBYTE(LOWORD(dwParam));
 366         buffer[2] = LOBYTE(HIWORD(dwParam));
 367
 368         MIDIOut_Send(MIDIOutPort, destinations[wDevID].dest, buffer, 3);
 369     }
 370
 371     return MMSYSERR_NOERROR;
 372 }
 373
 374 static DWORD MIDIOut_LongData(WORD wDevID, LPMIDIHDR lpMidiHdr, DWORD dwSize)
 375 {
 376     LPBYTE lpData;
 377     OSStatus err = noErr;
 378
 379     TRACE("wDevID=%d lpMidiHdr=%p dwSize=%d\n", wDevID, lpMidiHdr, dwSize);
 380
 381     /* Note: MS doc does not say much about the dwBytesRecorded member of the MIDIHDR structure
 382      * but it seems to be used only for midi input.
 383      * Taking a look at the WAVEHDR structure (which is quite similar) confirms this assumption.
 384      */
 385
 386     if (wDevID >= MIDIOut_NumDevs) {
 387         WARN("bad device ID : %d\n", wDevID);
 388         return MMSYSERR_BADDEVICEID;
 389     }
 390
 391     if (lpMidiHdr == NULL) {
 392         WARN("Invalid Parameter\n");
 393         return MMSYSERR_INVALPARAM;
 394     }
 395
 396     lpData = (LPBYTE) lpMidiHdr->lpData;
 397
 398     if (lpData == NULL)
 399         return MIDIERR_UNPREPARED;
 400     if (!(lpMidiHdr->dwFlags & MHDR_PREPARED))
 401         return MIDIERR_UNPREPARED;
 402     if (lpMidiHdr->dwFlags & MHDR_INQUEUE)
 403         return MIDIERR_STILLPLAYING;
 404     lpMidiHdr->dwFlags &= ~MHDR_DONE;
 405     lpMidiHdr->dwFlags |= MHDR_INQUEUE;
 406
 407     /* FIXME: MS doc is not 100% clear. Will lpData only contain system exclusive
 408      * data, or can it also contain raw MIDI data, to be split up and sent to
 409      * modShortData() ?
 410      * If the latest is true, then the following WARNing will fire up
 411      */
 412     if (lpData[0] != 0xF0 || lpData[lpMidiHdr->dwBufferLength - 1] != 0xF7) {
 413         WARN("Alledged system exclusive buffer is not correct\n\tPlease report with MIDI file\n");
 414     }
 415
 416     TRACE("dwBufferLength=%u !\n", lpMidiHdr->dwBufferLength);
 417     TRACE("                 %02X %02X %02X ... %02X %02X %02X\n",
 418           lpData[0], lpData[1], lpData[2], lpData[lpMidiHdr->dwBufferLength-3],
 419           lpData[lpMidiHdr->dwBufferLength-2], lpData[lpMidiHdr->dwBufferLength-1]);
 420
 421
 422     if (lpData[0] != 0xF0) {
 423         /* System Exclusive */
 424         ERR("Add missing 0xF0 marker at the beginning of system exclusive byte stream\n");
 425     }
 426     if (lpData[lpMidiHdr->dwBufferLength - 1] != 0xF7) {
 427         /* Send end of System Exclusive */
 428         ERR("Add missing 0xF7 marker at the end of system exclusive byte stream\n");
 429     }
 430     if (destinations[wDevID].caps.wTechnology == MOD_SYNTH) /* FIXME */
 431     {
 432         err = MusicDeviceSysEx(destinations[wDevID].synth, (const UInt8 *) lpData, lpMidiHdr->dwBufferLength);
 433         if (err != noErr)
 434         {
 435             ERR("MusicDeviceSysEx(%p, %p, %d) return %s\n", destinations[wDevID].synth, lpData, lpMidiHdr->dwBufferLength, wine_dbgstr_fourcc(err));
 436             return MMSYSERR_ERROR;
 437         }
 438     }
 439     else
 440     {
 441         FIXME("MOD_MIDIPORT\n");
 442     }
 443
 444     lpMidiHdr->dwFlags &= ~MHDR_INQUEUE;
 445     lpMidiHdr->dwFlags |= MHDR_DONE;
 446     MIDI_NotifyClient(wDevID, MOM_DONE, (DWORD)lpMidiHdr, 0L);
 447     return MMSYSERR_NOERROR;
 448 }
 449
 450 /**************************************************************************
 451  *                      MIDIOut_Prepare                         [internal]
 452  */
 453 static DWORD MIDIOut_Prepare(WORD wDevID, LPMIDIHDR lpMidiHdr, DWORD dwSize)
 454 {
 455     TRACE("wDevID=%d lpMidiHdr=%p dwSize=%d\n", wDevID, lpMidiHdr, dwSize);
 456
 457     if (wDevID >= MIDIOut_NumDevs) {
 458         WARN("bad device ID : %d\n", wDevID);
 459         return MMSYSERR_BADDEVICEID;
 460     }
 461
 462     /* MS doc says that dwFlags must be set to zero, but (kinda funny) MS mciseq drivers
 463      * asks to prepare MIDIHDR which dwFlags != 0.
 464      * So at least check for the inqueue flag
 465      */
 466     if (dwSize < offsetof(MIDIHDR,dwOffset) || lpMidiHdr == 0 ||
 467         lpMidiHdr->lpData == 0 || (lpMidiHdr->dwFlags & MHDR_INQUEUE) != 0) {
 468         WARN("%p %p %08x %lu/%d\n", lpMidiHdr, lpMidiHdr->lpData,
 469                    lpMidiHdr->dwFlags, offsetof(MIDIHDR,dwOffset), dwSize);
 470         return MMSYSERR_INVALPARAM;
 471     }
 472
 473     lpMidiHdr->lpNext = 0;
 474     lpMidiHdr->dwFlags |= MHDR_PREPARED;
 475     lpMidiHdr->dwFlags &= ~MHDR_DONE;
 476     return MMSYSERR_NOERROR;
 477 }
 478
 479 /**************************************************************************
 480  *                              MIDIOut_Unprepare                       [internal]
 481  */
 482 static DWORD MIDIOut_Unprepare(WORD wDevID, LPMIDIHDR lpMidiHdr, DWORD dwSize)
 483 {
 484     TRACE("wDevID=%d lpMidiHdr=%p dwSize=%d\n", wDevID, lpMidiHdr, dwSize);
 485
 486     if (wDevID >= MIDIOut_NumDevs) {
 487         WARN("bad device ID : %d\n", wDevID);
 488         return MMSYSERR_BADDEVICEID;
 489     }
 490     if (dwSize < offsetof(MIDIHDR,dwOffset) || lpMidiHdr == 0)
 491         return MMSYSERR_INVALPARAM;
 492     if (lpMidiHdr->dwFlags & MHDR_INQUEUE)
 493         return MIDIERR_STILLPLAYING;
 494
 495     lpMidiHdr->dwFlags &= ~MHDR_PREPARED;
 496
 497     return MMSYSERR_NOERROR;
 498 }
 499
 500 static DWORD MIDIOut_GetDevCaps(WORD wDevID, LPMIDIOUTCAPSW lpCaps, DWORD dwSize)
 501 {
 502     TRACE("wDevID=%d lpCaps=%p dwSize=%d\n", wDevID, lpCaps, dwSize);
 503
 504     if (lpCaps == NULL) {
 505         WARN("Invalid Parameter\n");
 506         return MMSYSERR_INVALPARAM;
 507     }
 508
 509     if (wDevID >= MIDIOut_NumDevs) {
 510         WARN("bad device ID : %d\n", wDevID);
 511         return MMSYSERR_BADDEVICEID;
 512     }
 513     memcpy(lpCaps, &destinations[wDevID].caps, min(dwSize, sizeof(*lpCaps)));
 514     return MMSYSERR_NOERROR;
 515 }
 516
 517 static DWORD MIDIOut_GetNumDevs(void)
 518 {
 519     TRACE("\n");
 520     return MIDIOut_NumDevs;
 521 }
 522
 523 static DWORD MIDIOut_GetVolume(WORD wDevID, DWORD *lpdwVolume)
 524 {
 525     TRACE("%d\n", wDevID);
 526
 527     if (wDevID >= MIDIOut_NumDevs) {
 528         WARN("bad device ID : %d\n", wDevID);
 529         return MMSYSERR_BADDEVICEID;
 530     }
 531     if (lpdwVolume == NULL) {
 532         WARN("Invalid Parameter\n");
 533         return MMSYSERR_INVALPARAM;
 534     }
 535
 536     if (destinations[wDevID].caps.wTechnology == MOD_SYNTH)
 537     {
 538         float left;
 539         float right;
 540         AudioUnit_GetVolume(destinations[wDevID].synth, &left, &right);
 541
 542         *lpdwVolume = (WORD) (left * 0xFFFF) + ((WORD) (right * 0xFFFF) << 16);
 543
 544         return MMSYSERR_NOERROR;
 545     }
 546
 547     return MMSYSERR_NOTSUPPORTED;
 548 }
 549
 550 static DWORD MIDIOut_SetVolume(WORD wDevID, DWORD dwVolume)
 551 {
 552     TRACE("%d\n", wDevID);
 553
 554     if (wDevID >= MIDIOut_NumDevs) {
 555         WARN("bad device ID : %d\n", wDevID);
 556         return MMSYSERR_BADDEVICEID;
 557     }
 558     if (destinations[wDevID].caps.wTechnology == MOD_SYNTH)
 559     {
 560         float left;
 561         float right;
 562
 563         left  = LOWORD(dwVolume) / 65535.0f;
 564         right = HIWORD(dwVolume) / 65535.0f;
 565         AudioUnit_SetVolume(destinations[wDevID].synth, left, right);
 566
 567         return MMSYSERR_NOERROR;
 568     }
 569
 570     return MMSYSERR_NOTSUPPORTED;
 571 }
 572
 573 static DWORD MIDIOut_Reset(WORD wDevID)
 574 {
 575     unsigned chn;
 576
 577     TRACE("%d\n", wDevID);
 578
 579     if (wDevID >= MIDIOut_NumDevs) {
 580         WARN("bad device ID : %d\n", wDevID);
 581         return MMSYSERR_BADDEVICEID;
 582     }
 583     if (destinations[wDevID].caps.wTechnology == MOD_SYNTH)
 584     {
 585         for (chn = 0; chn < 16; chn++) {
 586             /* turn off every note */
 587             MusicDeviceMIDIEvent(destinations[wDevID].synth, 0xB0 | chn, 0x7B, 0, 0);
 588             /* remove sustain on channel */
 589             MusicDeviceMIDIEvent(destinations[wDevID].synth, 0xB0 | chn, 0x40, 0, 0);
 590         }
 591     }
 592     else FIXME("MOD_MIDIPORT\n");
 593
 594     /* FIXME: the LongData buffers must also be returned to the app */
 595     return MMSYSERR_NOERROR;
 596 }
 597
 598 static DWORD MIDIIn_Open(WORD wDevID, LPMIDIOPENDESC lpDesc, DWORD dwFlags)
 599 {
 600     TRACE("wDevID=%d lpDesc=%p dwFlags=%08x\n", wDevID, lpDesc, dwFlags);
 601
 602     if (lpDesc == NULL) {
 603         WARN("Invalid Parameter\n");
 604         return MMSYSERR_INVALPARAM;
 605     }
 606     if (wDevID >= MIDIIn_NumDevs) {
 607         WARN("bad device ID : %d\n", wDevID);
 608         return MMSYSERR_BADDEVICEID;
 609     }
 610     if (sources[wDevID].midiDesc.hMidi != 0) {
 611         WARN("device already open !\n");
 612         return MMSYSERR_ALLOCATED;
 613     }
 614     if ((dwFlags & MIDI_IO_STATUS) != 0) {
 615         WARN("No support for MIDI_IO_STATUS in dwFlags yet, ignoring it\n");
 616         dwFlags &= ~MIDI_IO_STATUS;
 617     }
 618     if ((dwFlags & ~CALLBACK_TYPEMASK) != 0) {
 619         FIXME("Bad dwFlags\n");
 620         return MMSYSERR_INVALFLAG;
 621     }
 622
 623     sources[wDevID].wFlags = HIWORD(dwFlags & CALLBACK_TYPEMASK);
 624     sources[wDevID].lpQueueHdr = NULL;
 625     sources[wDevID].midiDesc = *lpDesc;
 626     sources[wDevID].startTime = 0;
 627     sources[wDevID].state = 0;
 628
 629     MIDI_NotifyClient(wDevID, MIM_OPEN, 0L, 0L);
 630     return MMSYSERR_NOERROR;
 631 }
 632
 633 static DWORD MIDIIn_Close(WORD wDevID)
 634 {
 635     DWORD ret = MMSYSERR_NOERROR;
 636
 637     TRACE("wDevID=%d\n", wDevID);
 638
 639     if (wDevID >= MIDIIn_NumDevs) {
 640         WARN("bad device ID : %d\n", wDevID);
 641         return MMSYSERR_BADDEVICEID;
 642     }
 643
 644     if (sources[wDevID].midiDesc.hMidi == 0) {
 645         WARN("device not opened !\n");
 646         return MMSYSERR_ERROR;
 647     }
 648     if (sources[wDevID].lpQueueHdr != 0) {
 649         return MIDIERR_STILLPLAYING;
 650     }
 651
 652     MIDI_NotifyClient(wDevID, MIM_CLOSE, 0L, 0L);
 653     sources[wDevID].midiDesc.hMidi = 0;
 654     return ret;
 655 }
 656
 657 static DWORD MIDIIn_AddBuffer(WORD wDevID, LPMIDIHDR lpMidiHdr, DWORD dwSize)
 658 {
 659     TRACE("wDevID=%d lpMidiHdr=%p dwSize=%d\n", wDevID, lpMidiHdr, dwSize);
 660
 661     if (wDevID >= MIDIIn_NumDevs) {
 662         WARN("bad device ID : %d\n", wDevID);
 663         return MMSYSERR_BADDEVICEID;
 664     }
 665     if (lpMidiHdr == NULL) {
 666         WARN("Invalid Parameter\n");
 667         return MMSYSERR_INVALPARAM;
 668     }
 669     if (dwSize < offsetof(MIDIHDR,dwOffset)) {
 670         WARN("Invalid Parameter\n");
 671         return MMSYSERR_INVALPARAM;
 672     }
 673     if (lpMidiHdr->dwBufferLength == 0) {
 674         WARN("Invalid Parameter\n");
 675         return MMSYSERR_INVALPARAM;
 676     }
 677     if (lpMidiHdr->dwFlags & MHDR_INQUEUE) {
 678         WARN("Still playing\n");
 679         return MIDIERR_STILLPLAYING;
 680     }
 681     if (!(lpMidiHdr->dwFlags & MHDR_PREPARED)) {
 682         WARN("Unprepared\n");
 683         return MIDIERR_UNPREPARED;
 684     }
 685
 686     EnterCriticalSection(&midiInLock);
 687     lpMidiHdr->dwFlags &= ~WHDR_DONE;
 688     lpMidiHdr->dwFlags |= MHDR_INQUEUE;
 689     lpMidiHdr->dwBytesRecorded = 0;
 690     lpMidiHdr->lpNext = 0;
 691     if (sources[wDevID].lpQueueHdr == 0) {
 692         sources[wDevID].lpQueueHdr = lpMidiHdr;
 693     } else {
 694         LPMIDIHDR ptr;
 695         for (ptr = sources[wDevID].lpQueueHdr;
 696              ptr->lpNext != 0;
 697              ptr = (LPMIDIHDR)ptr->lpNext);
 698         ptr->lpNext = (struct midihdr_tag*)lpMidiHdr;
 699     }
 700     LeaveCriticalSection(&midiInLock);
 701
 702     return MMSYSERR_NOERROR;
 703 }
 704
 705 static DWORD MIDIIn_Prepare(WORD wDevID, LPMIDIHDR lpMidiHdr, DWORD dwSize)
 706 {
 707     TRACE("wDevID=%d lpMidiHdr=%p dwSize=%d\n", wDevID, lpMidiHdr, dwSize);
 708
 709     if (wDevID >= MIDIIn_NumDevs) {
 710         WARN("bad device ID : %d\n", wDevID);
 711         return MMSYSERR_BADDEVICEID;
 712     }
 713     /* MS doc says that dwFlags must be set to zero, but (kinda funny) MS mciseq drivers
 714      * asks to prepare MIDIHDR which dwFlags != 0.
 715      * So at least check for the inqueue flag
 716      */
 717     if (dwSize < offsetof(MIDIHDR,dwOffset) || lpMidiHdr == 0 ||
 718         lpMidiHdr->lpData == 0 || (lpMidiHdr->dwFlags & MHDR_INQUEUE) != 0) {
 719         WARN("Invalid parameter %p %p %08x %d\n", lpMidiHdr, lpMidiHdr->lpData,
 720                    lpMidiHdr->dwFlags, dwSize);
 721         return MMSYSERR_INVALPARAM;
 722     }
 723
 724     lpMidiHdr->lpNext = 0;
 725     lpMidiHdr->dwFlags |= MHDR_PREPARED;
 726     lpMidiHdr->dwFlags &= ~MHDR_DONE;
 727     return MMSYSERR_NOERROR;
 728 }
 729
 730 static DWORD MIDIIn_Unprepare(WORD wDevID, LPMIDIHDR lpMidiHdr, DWORD dwSize)
 731 {
 732     TRACE("wDevID=%d lpMidiHdr=%p dwSize=%d\n", wDevID, lpMidiHdr, dwSize);
 733     if (wDevID >= MIDIIn_NumDevs) {
 734         WARN("bad device ID : %d\n", wDevID);
 735         return MMSYSERR_BADDEVICEID;
 736     }
 737     if (dwSize < offsetof(MIDIHDR,dwOffset) || lpMidiHdr == 0) {
 738         WARN("Invalid Parameter\n");
 739         return MMSYSERR_INVALPARAM;
 740     }
 741     if (lpMidiHdr->dwFlags & MHDR_INQUEUE) {
 742         WARN("Still playing\n");
 743         return MIDIERR_STILLPLAYING;
 744     }
 745
 746     lpMidiHdr->dwFlags &= ~MHDR_PREPARED;
 747     return MMSYSERR_NOERROR;
 748 }
 749
 750 static DWORD MIDIIn_GetDevCaps(WORD wDevID, LPMIDIINCAPSW lpCaps, DWORD dwSize)
 751 {
 752     TRACE("wDevID=%d lpCaps=%p dwSize=%d\n", wDevID, lpCaps, dwSize);
 753
 754     if (lpCaps == NULL) {
 755         WARN("Invalid Parameter\n");
 756         return MMSYSERR_INVALPARAM;
 757     }
 758
 759     if (wDevID >= MIDIIn_NumDevs) {
 760         WARN("bad device ID : %d\n", wDevID);
 761         return MMSYSERR_BADDEVICEID;
 762     }
 763     memcpy(lpCaps, &sources[wDevID].caps, min(dwSize, sizeof(*lpCaps)));
 764     return MMSYSERR_NOERROR;
 765 }
 766
 767 static DWORD MIDIIn_GetNumDevs(void)
 768 {
 769     TRACE("\n");
 770     return MIDIIn_NumDevs;
 771 }
 772
 773 static DWORD MIDIIn_Start(WORD wDevID)
 774 {
 775     TRACE("%d\n", wDevID);
 776
 777     if (wDevID >= MIDIIn_NumDevs) {
 778         WARN("bad device ID : %d\n", wDevID);
 779         return MMSYSERR_BADDEVICEID;
 780     }
 781     sources[wDevID].state = 1;
 782     sources[wDevID].startTime = GetTickCount();
 783     return MMSYSERR_NOERROR;
 784 }
 785
 786 static DWORD MIDIIn_Stop(WORD wDevID)
 787 {
 788     TRACE("%d\n", wDevID);
 789     if (wDevID >= MIDIIn_NumDevs) {
 790         WARN("bad device ID : %d\n", wDevID);
 791         return MMSYSERR_BADDEVICEID;
 792     }
 793     sources[wDevID].state = 0;
 794     return MMSYSERR_NOERROR;
 795 }
 796
 797 static DWORD MIDIIn_Reset(WORD wDevID)
 798 {
 799     DWORD dwTime = GetTickCount();
 800
 801     TRACE("%d\n", wDevID);
 802     if (wDevID >= MIDIIn_NumDevs) {
 803         WARN("bad device ID : %d\n", wDevID);
 804         return MMSYSERR_BADDEVICEID;
 805     }
 806
 807     EnterCriticalSection(&midiInLock);
 808     while (sources[wDevID].lpQueueHdr) {
 809         sources[wDevID].lpQueueHdr->dwFlags &= ~MHDR_INQUEUE;
 810         sources[wDevID].lpQueueHdr->dwFlags |= MHDR_DONE;
 811         /* FIXME: when called from 16 bit, lpQueueHdr needs to be a segmented ptr */
 812         MIDI_NotifyClient(wDevID, MIM_LONGDATA, (DWORD)sources[wDevID].lpQueueHdr, dwTime);
 813         sources[wDevID].lpQueueHdr = (LPMIDIHDR)sources[wDevID].lpQueueHdr->lpNext;
 814     }
 815     LeaveCriticalSection(&midiInLock);
 816
 817     return MMSYSERR_NOERROR;
 818 }
 819
 820 /*
 821  * MIDI In Mach message handling
 822  */
 823
 824 /*
 825  *  Call from CoreMIDI IO threaded callback,
 826  *  we can't call Wine debug channels, critical section or anything using NtCurrentTeb here.
 827  */
 828 void MIDIIn_SendMessage(MIDIMessage msg)
 829 {
 830     CFDataRef data;
 831
 832     CFMessagePortRef messagePort;
 833     messagePort = CFMessagePortCreateRemote(kCFAllocatorDefault, MIDIInThreadPortName);
 834
 835     data = CFDataCreate(kCFAllocatorDefault, (UInt8 *) &msg, sizeof(msg));
 836     if (data)
 837     {
 838         CFMessagePortSendRequest(messagePort, 0, data, 0.0, 0.0, NULL, NULL);
 839         CFRelease(data);
 840         CFRelease(messagePort);
 841     }
 842 }
 843
 844 static CFDataRef MIDIIn_MessageHandler(CFMessagePortRef local, SInt32 msgid, CFDataRef data, void *info)
 845 {
 846     MIDIMessage *msg = NULL;
 847     int i = 0;
 848     MIDISource *src = NULL;
 849     DWORD sendData = 0;
 850     int pos = 0;
 851     DWORD currentTime;
 852
 853     switch (msgid)
 854     {
 855         case 0:
 856             msg = (MIDIMessage *) CFDataGetBytePtr(data);
 857             TRACE("devID=%d\n", msg->devID);
 858              for (i = 0; i < msg->length; ++i) {
 859                 TRACE("%02X ", msg->data[i]);
 860             }
 861             TRACE("\n");
 862             src = &sources[msg->devID];
 863             if (src->state < 1)
 864             {
 865                 TRACE("input not started, thrown away\n");
 866                 goto done;
 867             }
 868             /* FIXME skipping SysEx */
 869             if (msg->data[0] == 0xF0)
 870             {
 871                 FIXME("Starting System Exclusive\n");
 872                 src->state |= 2;
 873             }
 874             if (src->state & 2)
 875             {
 876                 for (i = 0; i < msg->length; ++i)
 877                 {
 878                     if (msg->data[i] == 0xF7)
 879                     {
 880                         FIXME("Ending System Exclusive\n");
 881                         src->state &= ~2;
 882                     }
 883                 }
 884                 goto done;
 885             }
 886             EnterCriticalSection(&midiInLock);
 887             currentTime = GetTickCount() - src->startTime;
 888
 889             while (pos < msg->length)
 890             {
 891                 sendData = 0;
 892                 switch (msg->data[pos] & 0xF0)
 893                 {
 894                     case 0xF0:
 895                         sendData = (msg->data[pos] <<  0);
 896                         pos++;
 897                         break;
 898
 899                     case 0xC0:
 900                     case 0xD0:
 901                         sendData = (msg->data[pos + 1] <<  8) | (msg->data[pos] <<  0);
 902                         pos += 2;
 903                         break;
 904                     default:
 905                         sendData = (msg->data[pos + 2] << 16) |
 906                                     (msg->data[pos + 1] <<  8) |
 907                                     (msg->data[pos] <<  0);
 908                         pos += 3;
 909                         break;
 910                 }
 911                 MIDI_NotifyClient(msg->devID, MIM_DATA, sendData, currentTime);
 912             }
 913             LeaveCriticalSection(&midiInLock);
 914             break;
 915         default:
 916             CFRunLoopStop(CFRunLoopGetCurrent());
 917             break;
 918     }
 919 done:
 920     return NULL;
 921 }
 922
 923 static DWORD WINAPI MIDIIn_MessageThread(LPVOID p)
 924 {
 925     CFMessagePortRef local;
 926     CFRunLoopSourceRef source;
 927     Boolean info;
 928
 929     local = CFMessagePortCreateLocal(kCFAllocatorDefault, MIDIInThreadPortName, &MIDIIn_MessageHandler, NULL, &info);
 930
 931     source = CFMessagePortCreateRunLoopSource(kCFAllocatorDefault, local, 0);
 932     CFRunLoopAddSource(CFRunLoopGetCurrent(), source, kCFRunLoopDefaultMode);
 933
 934     CFRunLoopRun();
 935
 936     CFRunLoopSourceInvalidate(source);
 937     CFRelease(source);
 938     CFRelease(local);
 939     CFRelease(MIDIInThreadPortName);
 940     MIDIInThreadPortName = NULL;
 941
 942     return 0;
 943 }
 944
 945 /**************************************************************************
 946 *                               modMessage
 947 */
 948 DWORD WINAPI CoreAudio_modMessage(UINT wDevID, UINT wMsg, DWORD dwUser, DWORD dwParam1, DWORD dwParam2)
 949 {
 950     TRACE("%d %08x %08x %08x %08x\n", wDevID, wMsg, dwUser, dwParam1, dwParam2);
 951
 952     switch (wMsg) {
 953         case DRVM_INIT:
 954         case DRVM_EXIT:
 955         case DRVM_ENABLE:
 956         case DRVM_DISABLE:
 957             return 0;
 958         case MODM_OPEN:
 959             return MIDIOut_Open(wDevID, (LPMIDIOPENDESC)dwParam1, dwParam2);
 960         case MODM_CLOSE:
 961             return MIDIOut_Close(wDevID);
 962         case MODM_DATA:
 963             return MIDIOut_Data(wDevID, dwParam1);
 964         case MODM_LONGDATA:
 965             return MIDIOut_LongData(wDevID, (LPMIDIHDR)dwParam1, dwParam2);
 966         case MODM_PREPARE:
 967             return MIDIOut_Prepare(wDevID, (LPMIDIHDR)dwParam1, dwParam2);
 968         case MODM_UNPREPARE:
 969             return MIDIOut_Unprepare(wDevID, (LPMIDIHDR)dwParam1, dwParam2);
 970         case MODM_GETDEVCAPS:
 971             return MIDIOut_GetDevCaps(wDevID, (LPMIDIOUTCAPSW) dwParam1, dwParam2);
 972         case MODM_GETNUMDEVS:
 973             return MIDIOut_GetNumDevs();
 974         case MODM_GETVOLUME:
 975             return MIDIOut_GetVolume(wDevID, (DWORD*)dwParam1);
 976         case MODM_SETVOLUME:
 977             return MIDIOut_SetVolume(wDevID, dwParam1);
 978         case MODM_RESET:
 979             return MIDIOut_Reset(wDevID);
 980         default:
 981             TRACE("Unsupported message (08%x)\n", wMsg);
 982     }
 983     return MMSYSERR_NOTSUPPORTED;
 984 }
 985
 986 /**************************************************************************
 987 *                       midMessage
 988 */
 989 DWORD WINAPI CoreAudio_midMessage(UINT wDevID, UINT wMsg, DWORD dwUser, DWORD dwParam1, DWORD dwParam2)
 990 {
 991     TRACE("%d %08x %08x %08x %08x\n", wDevID, wMsg, dwUser, dwParam1, dwParam2);
 992     switch (wMsg) {
 993         case DRVM_INIT:
 994         case DRVM_EXIT:
 995         case DRVM_ENABLE:
 996         case DRVM_DISABLE:
 997             return 0;
 998         case MIDM_OPEN:
 999             return MIDIIn_Open(wDevID, (LPMIDIOPENDESC)dwParam1, dwParam2);
1000         case MIDM_CLOSE:
1001             return MIDIIn_Close(wDevID);
1002         case MIDM_ADDBUFFER:
1003             return MIDIIn_AddBuffer(wDevID, (LPMIDIHDR)dwParam1, dwParam2);
1004         case MIDM_PREPARE:
1005             return MIDIIn_Prepare(wDevID, (LPMIDIHDR)dwParam1, dwParam2);
1006         case MIDM_UNPREPARE:
1007             return MIDIIn_Unprepare(wDevID, (LPMIDIHDR)dwParam1, dwParam2);
1008         case MIDM_GETDEVCAPS:
1009             return MIDIIn_GetDevCaps(wDevID, (LPMIDIINCAPSW) dwParam1, dwParam2);
1010         case MIDM_GETNUMDEVS:
1011             return MIDIIn_GetNumDevs();
1012         case MIDM_START:
1013             return MIDIIn_Start(wDevID);
1014         case MIDM_STOP:
1015             return MIDIIn_Stop(wDevID);
1016         case MIDM_RESET:
1017             return MIDIIn_Reset(wDevID);
1018         default:
1019             TRACE("Unsupported message\n");
1020     }
1021     return MMSYSERR_NOTSUPPORTED;
1022 }
1023 #else
1024
1025 DWORD WINAPI CoreAudio_modMessage(UINT wDevID, UINT wMsg, DWORD dwUser, DWORD dwParam1, DWORD dwParam2)
1026 {
1027     TRACE("%08x, %08x, %08x, %08x, %08x\n", wDevID, wMsg, dwUser, dwParam1, dwParam2);
1028     return MMSYSERR_NOTENABLED;
1029 }
1030
1031 DWORD WINAPI CoreAudio_midMessage(UINT wDevID, UINT wMsg, DWORD dwUser,
1032                                   DWORD dwParam1, DWORD dwParam2)
1033 {
1034     TRACE("%08x, %08x, %08x, %08x, %08x\n", wDevID, wMsg, dwUser, dwParam1, dwParam2);
1035     return MMSYSERR_NOTENABLED;
1036 }
1037 #endif