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
  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 static DWORD MIDIIn_NumDevs = 0;
  56
  57 typedef struct tagMIDIDestination {
  58     /* graph and synth are only used for MIDI Synth */
  59     AUGraph graph;
  60     AudioUnit synth;
  61
  62     MIDIEndpointRef dest;
  63
  64     MIDIOUTCAPSW caps;
  65     MIDIOPENDESC midiDesc;
  66     WORD wFlags;
  67 } MIDIDestination;
  68
  69 typedef struct tagMIDISource {
  70     MIDIEndpointRef source;
  71
  72     WORD wDevID;
  73     int state; /* 0 is no recording started, 1 in recording, bit 2 set if in sys exclusive recording */
  74     MIDIINCAPSW caps;
  75     MIDIOPENDESC midiDesc;
  76     LPMIDIHDR lpQueueHdr;
  77     WORD wFlags;
  78     DWORD startTime;
  79 } MIDISource;
  80
  81 static CRITICAL_SECTION midiInLock; /* Critical section for MIDI In */
  82 static CFStringRef MIDIInThreadPortName = NULL;
  83
  84 static DWORD WINAPI MIDIIn_MessageThread(LPVOID p);
  85
  86 static MIDIPortRef MIDIInPort = NULL;
  87 static MIDIPortRef MIDIOutPort = NULL;
  88
  89 #define MAX_MIDI_SYNTHS 1
  90
  91 MIDIDestination *destinations;
  92 MIDISource *sources;
  93
  94 extern int SynthUnit_CreateDefaultSynthUnit(AUGraph *graph, AudioUnit *synth);
  95 extern int SynthUnit_Initialize(AudioUnit synth, AUGraph graph);
  96 extern int SynthUnit_Close(AUGraph graph);
  97
  98
  99 LONG CoreAudio_MIDIInit(void)
 100 {
 101     int i;
 102     CHAR szPname[MAXPNAMELEN] = {0};
 103
 104     int numDest = MIDIGetNumberOfDestinations();
 105     CFStringRef name = CFStringCreateWithFormat(kCFAllocatorDefault, NULL, CFSTR("wineMIDIClient.%d"), getpid());
 106
 107     wineMIDIClient = CoreMIDI_CreateClient( name );
 108     if (wineMIDIClient == NULL)
 109     {
 110         CFRelease(name);
 111         ERR("can't create wineMIDIClient\n");
 112         return DRV_FAILURE;
 113     }
 114     CFRelease(name);
 115
 116     MIDIOut_NumDevs = MAX_MIDI_SYNTHS;
 117     MIDIOut_NumDevs += numDest;
 118
 119     MIDIIn_NumDevs = MIDIGetNumberOfSources();
 120
 121     TRACE("MIDIOut_NumDevs %d MIDIIn_NumDevs %d\n", MIDIOut_NumDevs, MIDIIn_NumDevs);
 122
 123     destinations = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, MIDIOut_NumDevs * sizeof(MIDIDestination));
 124     sources = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, MIDIIn_NumDevs * sizeof(MIDISource));
 125
 126     if (MIDIIn_NumDevs > 0)
 127     {
 128         InitializeCriticalSection(&midiInLock);
 129         MIDIInThreadPortName = CFStringCreateWithFormat(kCFAllocatorDefault, NULL, CFSTR("MIDIInThreadPortName.%u"), getpid());
 130         CreateThread(NULL, 0, MIDIIn_MessageThread, NULL, 0, NULL);
 131
 132         name = CFStringCreateWithFormat(kCFAllocatorDefault, NULL, CFSTR("WineInputPort.%u"), getpid());
 133         MIDIInputPortCreate(wineMIDIClient, name, MIDIIn_ReadProc, NULL, &MIDIInPort);
 134         CFRelease(name);
 135     }
 136     if (numDest > 0)
 137     {
 138         name = CFStringCreateWithFormat(kCFAllocatorDefault, NULL, CFSTR("WineOutputPort.%u"), getpid());
 139         MIDIOutputPortCreate(wineMIDIClient, name, &MIDIOutPort);
 140         CFRelease(name);
 141     }
 142
 143     /* initialize sources */
 144     for (i = 0; i < MIDIIn_NumDevs; i++)
 145     {
 146         sources[i].wDevID = i;
 147         sources[i].source = MIDIGetSource(i);
 148
 149         CoreMIDI_GetObjectName(sources[i].source, szPname, sizeof(szPname));
 150         MultiByteToWideChar(CP_ACP, 0, szPname, -1, sources[i].caps.szPname, sizeof(sources[i].caps.szPname)/sizeof(WCHAR));
 151
 152         MIDIPortConnectSource(MIDIInPort, sources[i].source, &sources[i].wDevID);
 153
 154         sources[i].state = 0;
 155         /* FIXME */
 156         sources[i].caps.wMid = 0x00FF;  /* Manufac ID */
 157         sources[i].caps.wPid = 0x0001;  /* Product ID */
 158         sources[i].caps.vDriverVersion = 0x0001;
 159         sources[i].caps.dwSupport = 0;
 160     }
 161
 162     /* initialise MIDI synths */
 163     for (i = 0; i < MAX_MIDI_SYNTHS; i++)
 164     {
 165         snprintf(szPname, sizeof(szPname), "CoreAudio MIDI Synth %d", i);
 166         MultiByteToWideChar(CP_ACP, 0, szPname, -1, destinations[i].caps.szPname, sizeof(destinations[i].caps.szPname)/sizeof(WCHAR));
 167
 168         destinations[i].caps.wTechnology = MOD_SYNTH;
 169         destinations[i].caps.wChannelMask = 0xFFFF;
 170
 171         destinations[i].caps.wMid = 0x00FF;     /* Manufac ID */
 172         destinations[i].caps.wPid = 0x0001;     /* Product ID */
 173         destinations[i].caps.vDriverVersion = 0x0001;
 174         destinations[i].caps.dwSupport = MIDICAPS_VOLUME;
 175         destinations[i].caps.wVoices = 16;
 176         destinations[i].caps.wNotes = 16;
 177     }
 178     /* initialise available destinations */
 179     for (i = MAX_MIDI_SYNTHS; i < numDest + MAX_MIDI_SYNTHS; i++)
 180     {
 181         destinations[i].dest = MIDIGetDestination(i - MAX_MIDI_SYNTHS);
 182
 183         CoreMIDI_GetObjectName(destinations[i].dest, szPname, sizeof(szPname));
 184         MultiByteToWideChar(CP_ACP, 0, szPname, -1, destinations[i].caps.szPname, sizeof(destinations[i].caps.szPname)/sizeof(WCHAR));
 185
 186         destinations[i].caps.wTechnology = MOD_MIDIPORT;
 187         destinations[i].caps.wChannelMask = 0xFFFF;
 188
 189         destinations[i].caps.wMid = 0x00FF;     /* Manufac ID */
 190         destinations[i].caps.wPid = 0x0001;
 191         destinations[i].caps.vDriverVersion = 0x0001;
 192         destinations[i].caps.dwSupport = 0;
 193         destinations[i].caps.wVoices = 16;
 194         destinations[i].caps.wNotes = 16;
 195     }
 196     return DRV_SUCCESS;
 197 }
 198
 199 LONG CoreAudio_MIDIRelease(void)
 200 {
 201     TRACE("\n");
 202     if (MIDIIn_NumDevs > 0)
 203     {
 204         CFMessagePortRef messagePort;
 205         /* Stop CFRunLoop in MIDIIn_MessageThread */
 206         messagePort = CFMessagePortCreateRemote(kCFAllocatorDefault, MIDIInThreadPortName);
 207         CFMessagePortSendRequest(messagePort, 1, NULL, 0.0, 0.0, NULL, NULL);
 208         CFRelease(messagePort);
 209
 210         DeleteCriticalSection(&midiInLock);
 211     }
 212
 213     if (wineMIDIClient) MIDIClientDispose(wineMIDIClient); /* MIDIClientDispose will close all ports */
 214
 215     HeapFree(GetProcessHeap(), 0, sources);
 216     HeapFree(GetProcessHeap(), 0, destinations);
 217     return DRV_SUCCESS;
 218 }
 219
 220
 221 /**************************************************************************
 222  *                      MIDI_NotifyClient                       [internal]
 223  */
 224 static DWORD MIDI_NotifyClient(UINT wDevID, WORD wMsg, DWORD dwParam1, DWORD dwParam2)
 225 {
 226     DWORD               dwCallBack;
 227     UINT                uFlags;
 228     HANDLE              hDev;
 229     DWORD               dwInstance;
 230
 231     TRACE("wDevID=%d wMsg=%d dwParm1=%04X dwParam2=%04X\n", wDevID, wMsg, dwParam1, dwParam2);
 232
 233     switch (wMsg) {
 234     case MOM_OPEN:
 235     case MOM_CLOSE:
 236     case MOM_DONE:
 237     case MOM_POSITIONCB:
 238         dwCallBack = destinations[wDevID].midiDesc.dwCallback;
 239         uFlags = destinations[wDevID].wFlags;
 240         hDev = destinations[wDevID].midiDesc.hMidi;
 241         dwInstance = destinations[wDevID].midiDesc.dwInstance;
 242         break;
 243
 244     case MIM_OPEN:
 245     case MIM_CLOSE:
 246     case MIM_DATA:
 247     case MIM_LONGDATA:
 248     case MIM_ERROR:
 249     case MIM_LONGERROR:
 250     case MIM_MOREDATA:
 251         dwCallBack = sources[wDevID].midiDesc.dwCallback;
 252         uFlags = sources[wDevID].wFlags;
 253         hDev = sources[wDevID].midiDesc.hMidi;
 254         dwInstance = sources[wDevID].midiDesc.dwInstance;
 255         break;
 256     default:
 257         WARN("Unsupported MSW-MIDI message %u\n", wMsg);
 258         return MMSYSERR_ERROR;
 259     }
 260
 261     return DriverCallback(dwCallBack, uFlags, hDev, wMsg, dwInstance, dwParam1, dwParam2) ?
 262         MMSYSERR_NOERROR : MMSYSERR_ERROR;
 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     return MIDI_NotifyClient(wDevID, MOM_OPEN, 0L, 0L);
 310 }
 311
 312 static DWORD MIDIOut_Close(WORD wDevID)
 313 {
 314     DWORD ret = MMSYSERR_NOERROR;
 315
 316     TRACE("wDevID=%d\n", wDevID);
 317
 318     if (wDevID >= MIDIOut_NumDevs) {
 319         WARN("bad device ID : %d\n", wDevID);
 320         return MMSYSERR_BADDEVICEID;
 321     }
 322
 323     if (destinations[wDevID].caps.wTechnology == MOD_SYNTH)
 324         SynthUnit_Close(destinations[wDevID].graph);
 325
 326     destinations[wDevID].graph = 0;
 327     destinations[wDevID].synth = 0;
 328
 329     if (MIDI_NotifyClient(wDevID, MOM_CLOSE, 0L, 0L) != MMSYSERR_NOERROR) {
 330         WARN("can't notify client !\n");
 331         ret = MMSYSERR_INVALPARAM;
 332     }
 333     destinations[wDevID].midiDesc.hMidi = 0;
 334
 335     return ret;
 336 }
 337
 338 static DWORD MIDIOut_Data(WORD wDevID, DWORD dwParam)
 339 {
 340     WORD evt = LOBYTE(LOWORD(dwParam));
 341     UInt8 chn = (evt & 0x0F);
 342
 343     TRACE("wDevID=%d dwParam=%08X\n", wDevID, dwParam);
 344
 345     if (wDevID >= MIDIOut_NumDevs) {
 346         WARN("bad device ID : %d\n", wDevID);
 347         return MMSYSERR_BADDEVICEID;
 348     }
 349
 350     if (destinations[wDevID].caps.wTechnology == MOD_SYNTH)
 351     {
 352         WORD d1  = HIBYTE(LOWORD(dwParam));
 353         WORD d2  = LOBYTE(HIWORD(dwParam));
 354         OSStatus err = noErr;
 355
 356         err = MusicDeviceMIDIEvent(destinations[wDevID].synth, (evt & 0xF0) | chn, d1, d2, 0);
 357         if (err != noErr)
 358         {
 359             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);
 360             return MMSYSERR_ERROR;
 361         }
 362     }
 363     else
 364     {
 365         UInt8 buffer[3];
 366         buffer[0] = (evt & 0xF0) | chn;
 367         buffer[1] = HIBYTE(LOWORD(dwParam));
 368         buffer[2] = LOBYTE(HIWORD(dwParam));
 369
 370         MIDIOut_Send(MIDIOutPort, destinations[wDevID].dest, buffer, 3);
 371     }
 372
 373     return MMSYSERR_NOERROR;
 374 }
 375
 376 static DWORD MIDIOut_LongData(WORD wDevID, LPMIDIHDR lpMidiHdr, DWORD dwSize)
 377 {
 378     LPBYTE lpData;
 379     OSStatus err = noErr;
 380
 381     TRACE("wDevID=%d lpMidiHdr=%p dwSize=%d\n", wDevID, lpMidiHdr, dwSize);
 382
 383     /* Note: MS doc does not say much about the dwBytesRecorded member of the MIDIHDR structure
 384      * but it seems to be used only for midi input.
 385      * Taking a look at the WAVEHDR structure (which is quite similar) confirms this assumption.
 386      */
 387
 388     if (wDevID >= MIDIOut_NumDevs) {
 389         WARN("bad device ID : %d\n", wDevID);
 390         return MMSYSERR_BADDEVICEID;
 391     }
 392
 393     if (lpMidiHdr == NULL) {
 394         WARN("Invalid Parameter\n");
 395         return MMSYSERR_INVALPARAM;
 396     }
 397
 398     lpData = (LPBYTE) lpMidiHdr->lpData;
 399
 400     if (lpData == NULL)
 401         return MIDIERR_UNPREPARED;
 402     if (!(lpMidiHdr->dwFlags & MHDR_PREPARED))
 403         return MIDIERR_UNPREPARED;
 404     if (lpMidiHdr->dwFlags & MHDR_INQUEUE)
 405         return MIDIERR_STILLPLAYING;
 406     lpMidiHdr->dwFlags &= ~MHDR_DONE;
 407     lpMidiHdr->dwFlags |= MHDR_INQUEUE;
 408
 409     /* FIXME: MS doc is not 100% clear. Will lpData only contain system exclusive
 410      * data, or can it also contain raw MIDI data, to be split up and sent to
 411      * modShortData() ?
 412      * If the latest is true, then the following WARNing will fire up
 413      */
 414     if (lpData[0] != 0xF0 || lpData[lpMidiHdr->dwBufferLength - 1] != 0xF7) {
 415         WARN("Alledged system exclusive buffer is not correct\n\tPlease report with MIDI file\n");
 416     }
 417
 418     TRACE("dwBufferLength=%u !\n", lpMidiHdr->dwBufferLength);
 419     TRACE("                 %02X %02X %02X ... %02X %02X %02X\n",
 420           lpData[0], lpData[1], lpData[2], lpData[lpMidiHdr->dwBufferLength-3],
 421           lpData[lpMidiHdr->dwBufferLength-2], lpData[lpMidiHdr->dwBufferLength-1]);
 422
 423
 424     if (lpData[0] != 0xF0) {
 425         /* System Exclusive */
 426         ERR("Add missing 0xF0 marker at the beginning of system exclusive byte stream\n");
 427     }
 428     if (lpData[lpMidiHdr->dwBufferLength - 1] != 0xF7) {
 429         /* Send end of System Exclusive */
 430         ERR("Add missing 0xF7 marker at the end of system exclusive byte stream\n");
 431     }
 432     if (destinations[wDevID].caps.wTechnology == MOD_SYNTH) /* FIXME */
 433     {
 434         err = MusicDeviceSysEx(destinations[wDevID].synth, (const UInt8 *) lpData, lpMidiHdr->dwBufferLength);
 435         if (err != noErr)
 436         {
 437             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);
 438             return MMSYSERR_ERROR;
 439         }
 440     }
 441     else
 442     {
 443         FIXME("MOD_MIDIPORT\n");
 444     }
 445
 446     lpMidiHdr->dwFlags &= ~MHDR_INQUEUE;
 447     lpMidiHdr->dwFlags |= MHDR_DONE;
 448     if (MIDI_NotifyClient(wDevID, MOM_DONE, (DWORD)lpMidiHdr, 0L) != MMSYSERR_NOERROR) {
 449         WARN("can't notify client !\n");
 450         return MMSYSERR_INVALPARAM;
 451     }
 452     return MMSYSERR_NOERROR;
 453 }
 454
 455 /**************************************************************************
 456  *                      MIDIOut_Prepare                         [internal]
 457  */
 458 static DWORD MIDIOut_Prepare(WORD wDevID, LPMIDIHDR lpMidiHdr, DWORD dwSize)
 459 {
 460     TRACE("wDevID=%d lpMidiHdr=%p dwSize=%d\n", wDevID, lpMidiHdr, dwSize);
 461
 462     if (wDevID >= MIDIOut_NumDevs) {
 463         WARN("bad device ID : %d\n", wDevID);
 464         return MMSYSERR_BADDEVICEID;
 465     }
 466
 467     /* MS doc says that dwFlags must be set to zero, but (kinda funny) MS mciseq drivers
 468      * asks to prepare MIDIHDR which dwFlags != 0.
 469      * So at least check for the inqueue flag
 470      */
 471     if (dwSize < sizeof(MIDIHDR) || lpMidiHdr == 0 ||
 472         lpMidiHdr->lpData == 0 || (lpMidiHdr->dwFlags & MHDR_INQUEUE) != 0 ||
 473         lpMidiHdr->dwBufferLength >= 0x10000ul) {
 474         WARN("%p %p %08x %lu/%d\n", lpMidiHdr, lpMidiHdr->lpData,
 475                    lpMidiHdr->dwFlags, sizeof(MIDIHDR), dwSize);
 476         return MMSYSERR_INVALPARAM;
 477     }
 478
 479     lpMidiHdr->lpNext = 0;
 480     lpMidiHdr->dwFlags |= MHDR_PREPARED;
 481     lpMidiHdr->dwFlags &= ~MHDR_DONE;
 482     return MMSYSERR_NOERROR;
 483 }
 484
 485 /**************************************************************************
 486  *                              MIDIOut_Unprepare                       [internal]
 487  */
 488 static DWORD MIDIOut_Unprepare(WORD wDevID, LPMIDIHDR lpMidiHdr, DWORD dwSize)
 489 {
 490     TRACE("wDevID=%d lpMidiHdr=%p dwSize=%d\n", wDevID, lpMidiHdr, dwSize);
 491
 492     if (wDevID >= MIDIOut_NumDevs) {
 493         WARN("bad device ID : %d\n", wDevID);
 494         return MMSYSERR_BADDEVICEID;
 495     }
 496     if (dwSize < sizeof(MIDIHDR) || lpMidiHdr == 0)
 497         return MMSYSERR_INVALPARAM;
 498     if (lpMidiHdr->dwFlags & MHDR_INQUEUE)
 499         return MIDIERR_STILLPLAYING;
 500
 501     lpMidiHdr->dwFlags &= ~MHDR_PREPARED;
 502
 503     return MMSYSERR_NOERROR;
 504 }
 505
 506 static DWORD MIDIOut_GetDevCaps(WORD wDevID, LPMIDIOUTCAPSW lpCaps, DWORD dwSize)
 507 {
 508     TRACE("wDevID=%d lpCaps=%p dwSize=%d\n", wDevID, lpCaps, dwSize);
 509
 510     if (lpCaps == NULL) {
 511         WARN("Invalid Parameter\n");
 512         return MMSYSERR_INVALPARAM;
 513     }
 514
 515     if (wDevID >= MIDIOut_NumDevs) {
 516         WARN("bad device ID : %d\n", wDevID);
 517         return MMSYSERR_BADDEVICEID;
 518     }
 519     memcpy(lpCaps, &destinations[wDevID].caps, min(dwSize, sizeof(*lpCaps)));
 520     return MMSYSERR_NOERROR;
 521 }
 522
 523 static DWORD MIDIOut_GetNumDevs(void)
 524 {
 525     TRACE("\n");
 526     return MIDIOut_NumDevs;
 527 }
 528
 529 static DWORD MIDIOut_GetVolume(WORD wDevID, DWORD *lpdwVolume)
 530 {
 531     TRACE("%d\n", wDevID);
 532
 533     if (wDevID >= MIDIOut_NumDevs) {
 534         WARN("bad device ID : %d\n", wDevID);
 535         return MMSYSERR_BADDEVICEID;
 536     }
 537     if (lpdwVolume == NULL) {
 538         WARN("Invalid Parameter\n");
 539         return MMSYSERR_INVALPARAM;
 540     }
 541
 542     if (destinations[wDevID].caps.wTechnology == MOD_SYNTH)
 543     {
 544         float left;
 545         float right;
 546         AudioUnit_GetVolume(destinations[wDevID].synth, &left, &right);
 547
 548         *lpdwVolume = ((WORD) left * 0xFFFFl) + (((WORD) right * 0xFFFFl) << 16);
 549
 550         return MMSYSERR_NOERROR;
 551     }
 552
 553     return MMSYSERR_NOTSUPPORTED;
 554 }
 555
 556 static DWORD MIDIOut_SetVolume(WORD wDevID, DWORD dwVolume)
 557 {
 558     TRACE("%d\n", wDevID);
 559
 560     if (wDevID >= MIDIOut_NumDevs) {
 561         WARN("bad device ID : %d\n", wDevID);
 562         return MMSYSERR_BADDEVICEID;
 563     }
 564     if (destinations[wDevID].caps.wTechnology == MOD_SYNTH)
 565     {
 566         float left;
 567         float right;
 568
 569         left  = LOWORD(dwVolume) / 65535.0f;
 570         right = HIWORD(dwVolume) / 65535.0f;
 571         AudioUnit_SetVolume(destinations[wDevID].synth, left, right);
 572
 573         return MMSYSERR_NOERROR;
 574     }
 575
 576     return MMSYSERR_NOTSUPPORTED;
 577 }
 578
 579 static DWORD MIDIOut_Reset(WORD wDevID)
 580 {
 581     unsigned chn;
 582
 583     TRACE("%d\n", wDevID);
 584
 585     if (wDevID >= MIDIOut_NumDevs) {
 586         WARN("bad device ID : %d\n", wDevID);
 587         return MMSYSERR_BADDEVICEID;
 588     }
 589     if (destinations[wDevID].caps.wTechnology == MOD_SYNTH)
 590     {
 591         for (chn = 0; chn < 16; chn++) {
 592             /* turn off every note */
 593             MusicDeviceMIDIEvent(destinations[wDevID].synth, 0xB0 | chn, 0x7B, 0, 0);
 594             /* remove sustain on channel */
 595             MusicDeviceMIDIEvent(destinations[wDevID].synth, 0xB0 | chn, 0x40, 0, 0);
 596         }
 597     }
 598     else FIXME("MOD_MIDIPORT\n");
 599
 600     /* FIXME: the LongData buffers must also be returned to the app */
 601     return MMSYSERR_NOERROR;
 602 }
 603
 604 static DWORD MIDIIn_Open(WORD wDevID, LPMIDIOPENDESC lpDesc, DWORD dwFlags)
 605 {
 606     TRACE("wDevID=%d lpDesc=%p dwFlags=%08x\n", wDevID, lpDesc, dwFlags);
 607
 608     if (lpDesc == NULL) {
 609         WARN("Invalid Parameter\n");
 610         return MMSYSERR_INVALPARAM;
 611     }
 612     if (wDevID >= MIDIIn_NumDevs) {
 613         WARN("bad device ID : %d\n", wDevID);
 614         return MMSYSERR_BADDEVICEID;
 615     }
 616     if (sources[wDevID].midiDesc.hMidi != 0) {
 617         WARN("device already open !\n");
 618         return MMSYSERR_ALLOCATED;
 619     }
 620     if ((dwFlags & MIDI_IO_STATUS) != 0) {
 621         WARN("No support for MIDI_IO_STATUS in dwFlags yet, ignoring it\n");
 622         dwFlags &= ~MIDI_IO_STATUS;
 623     }
 624     if ((dwFlags & ~CALLBACK_TYPEMASK) != 0) {
 625         FIXME("Bad dwFlags\n");
 626         return MMSYSERR_INVALFLAG;
 627     }
 628
 629     sources[wDevID].wFlags = HIWORD(dwFlags & CALLBACK_TYPEMASK);
 630     sources[wDevID].lpQueueHdr = NULL;
 631     sources[wDevID].midiDesc = *lpDesc;
 632     sources[wDevID].startTime = 0;
 633     sources[wDevID].state = 0;
 634
 635     return MIDI_NotifyClient(wDevID, MIM_OPEN, 0L, 0L);
 636 }
 637
 638 static DWORD MIDIIn_Close(WORD wDevID)
 639 {
 640     DWORD ret = MMSYSERR_NOERROR;
 641
 642     TRACE("wDevID=%d\n", wDevID);
 643
 644     if (wDevID >= MIDIIn_NumDevs) {
 645         WARN("bad device ID : %d\n", wDevID);
 646         return MMSYSERR_BADDEVICEID;
 647     }
 648
 649     if (sources[wDevID].midiDesc.hMidi == 0) {
 650         WARN("device not opened !\n");
 651         return MMSYSERR_ERROR;
 652     }
 653     if (sources[wDevID].lpQueueHdr != 0) {
 654         return MIDIERR_STILLPLAYING;
 655     }
 656
 657     ret = MIDI_NotifyClient(wDevID, MIM_CLOSE, 0L, 0L);
 658     sources[wDevID].midiDesc.hMidi = 0;
 659     return ret;
 660 }
 661
 662 static DWORD MIDIIn_AddBuffer(WORD wDevID, LPMIDIHDR lpMidiHdr, DWORD dwSize)
 663 {
 664     TRACE("wDevID=%d lpMidiHdr=%p dwSize=%d\n", wDevID, lpMidiHdr, dwSize);
 665
 666     if (wDevID >= MIDIIn_NumDevs) {
 667         WARN("bad device ID : %d\n", wDevID);
 668         return MMSYSERR_BADDEVICEID;
 669     }
 670     if (lpMidiHdr == NULL) {
 671         WARN("Invalid Parameter\n");
 672         return MMSYSERR_INVALPARAM;
 673     }
 674     if (sizeof(MIDIHDR) > dwSize) {
 675         WARN("Invalid Parameter\n");
 676         return MMSYSERR_INVALPARAM;
 677     }
 678     if (lpMidiHdr->dwBufferLength == 0) {
 679         WARN("Invalid Parameter\n");
 680         return MMSYSERR_INVALPARAM;
 681     }
 682     if (lpMidiHdr->dwFlags & MHDR_INQUEUE) {
 683         WARN("Still playing\n");
 684         return MIDIERR_STILLPLAYING;
 685     }
 686     if (!(lpMidiHdr->dwFlags & MHDR_PREPARED)) {
 687         WARN("Unprepared\n");
 688         return MIDIERR_UNPREPARED;
 689     }
 690
 691     EnterCriticalSection(&midiInLock);
 692     lpMidiHdr->dwFlags &= ~WHDR_DONE;
 693     lpMidiHdr->dwFlags |= MHDR_INQUEUE;
 694     lpMidiHdr->dwBytesRecorded = 0;
 695     lpMidiHdr->lpNext = 0;
 696     if (sources[wDevID].lpQueueHdr == 0) {
 697         sources[wDevID].lpQueueHdr = lpMidiHdr;
 698     } else {
 699         LPMIDIHDR ptr;
 700         for (ptr = sources[wDevID].lpQueueHdr;
 701              ptr->lpNext != 0;
 702              ptr = (LPMIDIHDR)ptr->lpNext);
 703         ptr->lpNext = (struct midihdr_tag*)lpMidiHdr;
 704     }
 705     LeaveCriticalSection(&midiInLock);
 706
 707     return MMSYSERR_NOERROR;
 708 }
 709
 710 static DWORD MIDIIn_Prepare(WORD wDevID, LPMIDIHDR lpMidiHdr, DWORD dwSize)
 711 {
 712     TRACE("wDevID=%d lpMidiHdr=%p dwSize=%d\n", wDevID, lpMidiHdr, dwSize);
 713
 714     if (wDevID >= MIDIIn_NumDevs) {
 715         WARN("bad device ID : %d\n", wDevID);
 716         return MMSYSERR_BADDEVICEID;
 717     }
 718     /* MS doc says that dwFlags must be set to zero, but (kinda funny) MS mciseq drivers
 719      * asks to prepare MIDIHDR which dwFlags != 0.
 720      * So at least check for the inqueue flag
 721      */
 722     if (dwSize < sizeof(MIDIHDR) || lpMidiHdr == 0 ||
 723         lpMidiHdr->lpData == 0 || (lpMidiHdr->dwFlags & MHDR_INQUEUE) != 0 ||
 724         lpMidiHdr->dwBufferLength >= 0x10000ul) {
 725         WARN("Invalid parameter %p %p %08x %d\n", lpMidiHdr, lpMidiHdr->lpData,
 726                    lpMidiHdr->dwFlags, dwSize);
 727         return MMSYSERR_INVALPARAM;
 728     }
 729
 730     lpMidiHdr->lpNext = 0;
 731     lpMidiHdr->dwFlags |= MHDR_PREPARED;
 732     lpMidiHdr->dwFlags &= ~MHDR_DONE;
 733     return MMSYSERR_NOERROR;
 734 }
 735
 736 static DWORD MIDIIn_Unprepare(WORD wDevID, LPMIDIHDR lpMidiHdr, DWORD dwSize)
 737 {
 738     TRACE("wDevID=%d lpMidiHdr=%p dwSize=%d\n", wDevID, lpMidiHdr, dwSize);
 739     if (wDevID >= MIDIIn_NumDevs) {
 740         WARN("bad device ID : %d\n", wDevID);
 741         return MMSYSERR_BADDEVICEID;
 742     }
 743     if (dwSize < sizeof(MIDIHDR) || lpMidiHdr == 0) {
 744         WARN("Invalid Parameter\n");
 745         return MMSYSERR_INVALPARAM;
 746     }
 747     if (lpMidiHdr->dwFlags & MHDR_INQUEUE) {
 748         WARN("Still playing\n");
 749         return MIDIERR_STILLPLAYING;
 750     }
 751
 752     lpMidiHdr->dwFlags &= ~MHDR_PREPARED;
 753     return MMSYSERR_NOERROR;
 754 }
 755
 756 static DWORD MIDIIn_GetDevCaps(WORD wDevID, LPMIDIINCAPSW lpCaps, DWORD dwSize)
 757 {
 758     TRACE("wDevID=%d lpCaps=%p dwSize=%d\n", wDevID, lpCaps, dwSize);
 759
 760     if (lpCaps == NULL) {
 761         WARN("Invalid Parameter\n");
 762         return MMSYSERR_INVALPARAM;
 763     }
 764
 765     if (wDevID >= MIDIIn_NumDevs) {
 766         WARN("bad device ID : %d\n", wDevID);
 767         return MMSYSERR_BADDEVICEID;
 768     }
 769     memcpy(lpCaps, &sources[wDevID].caps, min(dwSize, sizeof(*lpCaps)));
 770     return MMSYSERR_NOERROR;
 771 }
 772
 773 static DWORD MIDIIn_GetNumDevs(void)
 774 {
 775     TRACE("\n");
 776     return MIDIIn_NumDevs;
 777 }
 778
 779 static DWORD MIDIIn_Start(WORD wDevID)
 780 {
 781     TRACE("%d\n", wDevID);
 782
 783     if (wDevID >= MIDIIn_NumDevs) {
 784         WARN("bad device ID : %d\n", wDevID);
 785         return MMSYSERR_BADDEVICEID;
 786     }
 787     sources[wDevID].state = 1;
 788     sources[wDevID].startTime = GetTickCount();
 789     return MMSYSERR_NOERROR;
 790 }
 791
 792 static DWORD MIDIIn_Stop(WORD wDevID)
 793 {
 794     TRACE("%d\n", wDevID);
 795     if (wDevID >= MIDIIn_NumDevs) {
 796         WARN("bad device ID : %d\n", wDevID);
 797         return MMSYSERR_BADDEVICEID;
 798     }
 799     sources[wDevID].state = 0;
 800     return MMSYSERR_NOERROR;
 801 }
 802
 803 static DWORD MIDIIn_Reset(WORD wDevID)
 804 {
 805     DWORD dwTime = GetTickCount();
 806
 807     TRACE("%d\n", wDevID);
 808     if (wDevID >= MIDIIn_NumDevs) {
 809         WARN("bad device ID : %d\n", wDevID);
 810         return MMSYSERR_BADDEVICEID;
 811     }
 812
 813     EnterCriticalSection(&midiInLock);
 814     while (sources[wDevID].lpQueueHdr) {
 815         sources[wDevID].lpQueueHdr->dwFlags &= ~MHDR_INQUEUE;
 816         sources[wDevID].lpQueueHdr->dwFlags |= MHDR_DONE;
 817         /* FIXME: when called from 16 bit, lpQueueHdr needs to be a segmented ptr */
 818         if (MIDI_NotifyClient(wDevID, MIM_LONGDATA, (DWORD)sources[wDevID].lpQueueHdr, dwTime) != MMSYSERR_NOERROR) {
 819             WARN("Couldn't notify client\n");
 820         }
 821         sources[wDevID].lpQueueHdr = (LPMIDIHDR)sources[wDevID].lpQueueHdr->lpNext;
 822     }
 823     LeaveCriticalSection(&midiInLock);
 824
 825     return MMSYSERR_NOERROR;
 826 }
 827
 828 /*
 829  * MIDI In Mach message handling
 830  */
 831
 832 /*
 833  *  Call from CoreMIDI IO threaded callback,
 834  *  we can't call Wine debug channels, critical section or anything using NtCurrentTeb here.
 835  */
 836 void MIDIIn_SendMessage(MIDIMessage msg)
 837 {
 838     CFDataRef data;
 839
 840     CFMessagePortRef messagePort;
 841     messagePort = CFMessagePortCreateRemote(kCFAllocatorDefault, MIDIInThreadPortName);
 842
 843     data = CFDataCreate(kCFAllocatorDefault, (UInt8 *) &msg, sizeof(msg));
 844     if (data)
 845     {
 846         CFMessagePortSendRequest(messagePort, 0, data, 0.0, 0.0, NULL, NULL);
 847         CFRelease(data);
 848         CFRelease(messagePort);
 849     }
 850 }
 851
 852 static CFDataRef MIDIIn_MessageHandler(CFMessagePortRef local, SInt32 msgid, CFDataRef data, void *info)
 853 {
 854     MIDIMessage *msg = NULL;
 855     int i = 0;
 856     MIDISource *src = NULL;
 857     DWORD sendData = 0;
 858     int pos = 0;
 859     DWORD currentTime;
 860
 861     switch (msgid)
 862     {
 863         case 0:
 864             msg = (MIDIMessage *) CFDataGetBytePtr(data);
 865             TRACE("devID=%d\n", msg->devID);
 866              for (i = 0; i < msg->length; ++i) {
 867                 TRACE("%02X ", msg->data[i]);
 868             }
 869             TRACE("\n");
 870             src = &sources[msg->devID];
 871             if (src->state < 1)
 872             {
 873                 TRACE("input not started, thrown away\n");
 874                 goto done;
 875             }
 876             /* FIXME skipping SysEx */
 877             if (msg->data[0] == 0xF0)
 878             {
 879                 FIXME("Starting System Exclusive\n");
 880                 src->state |= 2;
 881             }
 882             if (src->state & 2)
 883             {
 884                 for (i = 0; i < msg->length; ++i)
 885                 {
 886                     if (msg->data[i] == 0xF7)
 887                     {
 888                         FIXME("Ending System Exclusive\n");
 889                         src->state &= ~2;
 890                     }
 891                 }
 892                 goto done;
 893             }
 894             EnterCriticalSection(&midiInLock);
 895             currentTime = GetTickCount() - src->startTime;
 896
 897             while (pos < msg->length)
 898             {
 899                 sendData = 0;
 900                 switch (msg->data[pos] & 0xF0)
 901                 {
 902                     case 0xF0:
 903                         sendData = (msg->data[pos] <<  0);
 904                         pos++;
 905                         break;
 906
 907                     case 0xC0:
 908                     case 0xD0:
 909                         sendData = (msg->data[pos + 1] <<  8) | (msg->data[pos] <<  0);
 910                         pos += 2;
 911                         break;
 912                     default:
 913                         sendData = (msg->data[pos + 2] << 16) |
 914                                     (msg->data[pos + 1] <<  8) |
 915                                     (msg->data[pos] <<  0);
 916                         pos += 3;
 917                         break;
 918                 }
 919                 MIDI_NotifyClient(msg->devID, MIM_DATA, sendData, currentTime);
 920             }
 921             LeaveCriticalSection(&midiInLock);
 922             break;
 923         default:
 924             CFRunLoopStop(CFRunLoopGetCurrent());
 925             break;
 926     }
 927 done:
 928     return NULL;
 929 }
 930
 931 static DWORD WINAPI MIDIIn_MessageThread(LPVOID p)
 932 {
 933     CFMessagePortRef local;
 934     CFRunLoopSourceRef source;
 935     Boolean info;
 936
 937     local = CFMessagePortCreateLocal(kCFAllocatorDefault, MIDIInThreadPortName, &MIDIIn_MessageHandler, NULL, &info);
 938
 939     source = CFMessagePortCreateRunLoopSource(kCFAllocatorDefault, local, (CFIndex)0);
 940     CFRunLoopAddSource(CFRunLoopGetCurrent(), source, kCFRunLoopDefaultMode);
 941
 942     CFRunLoopRun();
 943
 944     CFRunLoopSourceInvalidate(source);
 945     CFRelease(source);
 946     CFRelease(local);
 947     CFRelease(MIDIInThreadPortName);
 948     MIDIInThreadPortName = NULL;
 949
 950     return 0;
 951 }
 952
 953 /**************************************************************************
 954 *                               modMessage
 955 */
 956 DWORD WINAPI CoreAudio_modMessage(UINT wDevID, UINT wMsg, DWORD dwUser, DWORD dwParam1, DWORD dwParam2)
 957 {
 958     TRACE("%d %08x %08x %08x %08x\n", wDevID, wMsg, dwUser, dwParam1, dwParam2);
 959
 960     switch (wMsg) {
 961         case DRVM_INIT:
 962         case DRVM_EXIT:
 963         case DRVM_ENABLE:
 964         case DRVM_DISABLE:
 965             return 0;
 966         case MODM_OPEN:
 967             return MIDIOut_Open(wDevID, (LPMIDIOPENDESC)dwParam1, dwParam2);
 968         case MODM_CLOSE:
 969             return MIDIOut_Close(wDevID);
 970         case MODM_DATA:
 971             return MIDIOut_Data(wDevID, dwParam1);
 972         case MODM_LONGDATA:
 973             return MIDIOut_LongData(wDevID, (LPMIDIHDR)dwParam1, dwParam2);
 974         case MODM_PREPARE:
 975             return MIDIOut_Prepare(wDevID, (LPMIDIHDR)dwParam1, dwParam2);
 976         case MODM_UNPREPARE:
 977             return MIDIOut_Unprepare(wDevID, (LPMIDIHDR)dwParam1, dwParam2);
 978         case MODM_GETDEVCAPS:
 979             return MIDIOut_GetDevCaps(wDevID, (LPMIDIOUTCAPSW) dwParam1, dwParam2);
 980         case MODM_GETNUMDEVS:
 981             return MIDIOut_GetNumDevs();
 982         case MODM_GETVOLUME:
 983             return MIDIOut_GetVolume(wDevID, (DWORD*)dwParam1);
 984         case MODM_SETVOLUME:
 985             return MIDIOut_SetVolume(wDevID, dwParam1);
 986         case MODM_RESET:
 987             return MIDIOut_Reset(wDevID);
 988         default:
 989             TRACE("Unsupported message (08%x)\n", wMsg);
 990     }
 991     return MMSYSERR_NOTSUPPORTED;
 992 }
 993
 994 /**************************************************************************
 995 *                       midMessage
 996 */
 997 DWORD WINAPI CoreAudio_midMessage(UINT wDevID, UINT wMsg, DWORD dwUser, DWORD dwParam1, DWORD dwParam2)
 998 {
 999     TRACE("%d %08x %08x %08x %08x\n", wDevID, wMsg, dwUser, dwParam1, dwParam2);
1000     switch (wMsg) {
1001         case DRVM_INIT:
1002         case DRVM_EXIT:
1003         case DRVM_ENABLE:
1004         case DRVM_DISABLE:
1005             return 0;
1006         case MIDM_OPEN:
1007             return MIDIIn_Open(wDevID, (LPMIDIOPENDESC)dwParam1, dwParam2);
1008         case MIDM_CLOSE:
1009             return MIDIIn_Close(wDevID);
1010         case MIDM_ADDBUFFER:
1011             return MIDIIn_AddBuffer(wDevID, (LPMIDIHDR)dwParam1, dwParam2);
1012         case MIDM_PREPARE:
1013             return MIDIIn_Prepare(wDevID, (LPMIDIHDR)dwParam1, dwParam2);
1014         case MIDM_UNPREPARE:
1015             return MIDIIn_Unprepare(wDevID, (LPMIDIHDR)dwParam1, dwParam2);
1016         case MIDM_GETDEVCAPS:
1017             return MIDIIn_GetDevCaps(wDevID, (LPMIDIINCAPSW) dwParam1, dwParam2);
1018         case MIDM_GETNUMDEVS:
1019             return MIDIIn_GetNumDevs();
1020         case MIDM_START:
1021             return MIDIIn_Start(wDevID);
1022         case MIDM_STOP:
1023             return MIDIIn_Stop(wDevID);
1024         case MIDM_RESET:
1025             return MIDIIn_Reset(wDevID);
1026         default:
1027             TRACE("Unsupported message\n");
1028     }
1029     return MMSYSERR_NOTSUPPORTED;
1030 }
1031 #else
1032
1033 DWORD WINAPI CoreAudio_modMessage(UINT wDevID, UINT wMsg, DWORD dwUser, DWORD dwParam1, DWORD dwParam2)
1034 {
1035     TRACE("%08x, %08x, %08x, %08x, %08x\n", wDevID, wMsg, dwUser, dwParam1, dwParam2);
1036     return MMSYSERR_NOTENABLED;
1037 }
1038
1039 DWORD WINAPI CoreAudio_midMessage(UINT wDevID, UINT wMsg, DWORD dwUser,
1040                                   DWORD dwParam1, DWORD dwParam2)
1041 {
1042     TRACE("%08x, %08x, %08x, %08x, %08x\n", wDevID, wMsg, dwUser, dwParam1, dwParam2);
1043     return MMSYSERR_NOTENABLED;
1044 }
1045 #endif