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 = 16;
 195         destinations[i].caps.wNotes = 16;
 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 DWORD 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         WARN("Unsupported MSW-MIDI message %u\n", wMsg);
 259         return MMSYSERR_ERROR;
 260     }
 261
 262     return DriverCallback(dwCallBack, uFlags, hDev, wMsg, dwInstance, dwParam1, dwParam2) ?
 263         MMSYSERR_NOERROR : MMSYSERR_ERROR;
 264 }
 265
 266 static DWORD MIDIOut_Open(WORD wDevID, LPMIDIOPENDESC lpDesc, DWORD dwFlags)
 267 {
 268     MIDIDestination *dest;
 269
 270     TRACE("wDevID=%d lpDesc=%p dwFlags=%08x\n", wDevID, lpDesc, dwFlags);
 271
 272     if (lpDesc == NULL) {
 273         WARN("Invalid Parameter\n");
 274         return MMSYSERR_INVALPARAM;
 275     }
 276
 277     if (wDevID >= MIDIOut_NumDevs) {
 278         WARN("bad device ID : %d\n", wDevID);
 279         return MMSYSERR_BADDEVICEID;
 280     }
 281
 282     if (destinations[wDevID].midiDesc.hMidi != 0) {
 283         WARN("device already open !\n");
 284         return MMSYSERR_ALLOCATED;
 285     }
 286
 287     if ((dwFlags & ~CALLBACK_TYPEMASK) != 0) {
 288         WARN("bad dwFlags\n");
 289         return MMSYSERR_INVALFLAG;
 290     }
 291     dest = &destinations[wDevID];
 292
 293     if (dest->caps.wTechnology == MOD_SYNTH)
 294     {
 295         if (!SynthUnit_CreateDefaultSynthUnit(&dest->graph, &dest->synth))
 296         {
 297             ERR("SynthUnit_CreateDefaultSynthUnit dest=%p failed\n", dest);
 298             return MMSYSERR_ERROR;
 299         }
 300
 301         if (!SynthUnit_Initialize(dest->synth, dest->graph))
 302         {
 303             ERR("SynthUnit_Initialise dest=%p failed\n", dest);
 304             return MMSYSERR_ERROR;
 305         }
 306     }
 307     dest->wFlags = HIWORD(dwFlags & CALLBACK_TYPEMASK);
 308     dest->midiDesc = *lpDesc;
 309
 310     return MIDI_NotifyClient(wDevID, MOM_OPEN, 0L, 0L);
 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     if (MIDI_NotifyClient(wDevID, MOM_CLOSE, 0L, 0L) != MMSYSERR_NOERROR) {
 331         WARN("can't notify client !\n");
 332         ret = MMSYSERR_INVALPARAM;
 333     }
 334     destinations[wDevID].midiDesc.hMidi = 0;
 335
 336     return ret;
 337 }
 338
 339 static DWORD MIDIOut_Data(WORD wDevID, DWORD dwParam)
 340 {
 341     WORD evt = LOBYTE(LOWORD(dwParam));
 342     UInt8 chn = (evt & 0x0F);
 343
 344     TRACE("wDevID=%d dwParam=%08X\n", wDevID, dwParam);
 345
 346     if (wDevID >= MIDIOut_NumDevs) {
 347         WARN("bad device ID : %d\n", wDevID);
 348         return MMSYSERR_BADDEVICEID;
 349     }
 350
 351     if (destinations[wDevID].caps.wTechnology == MOD_SYNTH)
 352     {
 353         WORD d1  = HIBYTE(LOWORD(dwParam));
 354         WORD d2  = LOBYTE(HIWORD(dwParam));
 355         OSStatus err = noErr;
 356
 357         err = MusicDeviceMIDIEvent(destinations[wDevID].synth, (evt & 0xF0) | chn, d1, d2, 0);
 358         if (err != noErr)
 359         {
 360             ERR("MusicDeviceMIDIEvent(%p, %04x, %04x, %04x, %d) return %s\n", destinations[wDevID].synth, (evt & 0xF0) | chn, d1, d2, 0, wine_dbgstr_fourcc(err));
 361             return MMSYSERR_ERROR;
 362         }
 363     }
 364     else
 365     {
 366         UInt8 buffer[3];
 367         buffer[0] = (evt & 0xF0) | chn;
 368         buffer[1] = HIBYTE(LOWORD(dwParam));
 369         buffer[2] = LOBYTE(HIWORD(dwParam));
 370
 371         MIDIOut_Send(MIDIOutPort, destinations[wDevID].dest, buffer, 3);
 372     }
 373
 374     return MMSYSERR_NOERROR;
 375 }
 376
 377 static DWORD MIDIOut_LongData(WORD wDevID, LPMIDIHDR lpMidiHdr, DWORD dwSize)
 378 {
 379     LPBYTE lpData;
 380     OSStatus err = noErr;
 381
 382     TRACE("wDevID=%d lpMidiHdr=%p dwSize=%d\n", wDevID, lpMidiHdr, dwSize);
 383
 384     /* Note: MS doc does not say much about the dwBytesRecorded member of the MIDIHDR structure
 385      * but it seems to be used only for midi input.
 386      * Taking a look at the WAVEHDR structure (which is quite similar) confirms this assumption.
 387      */
 388
 389     if (wDevID >= MIDIOut_NumDevs) {
 390         WARN("bad device ID : %d\n", wDevID);
 391         return MMSYSERR_BADDEVICEID;
 392     }
 393
 394     if (lpMidiHdr == NULL) {
 395         WARN("Invalid Parameter\n");
 396         return MMSYSERR_INVALPARAM;
 397     }
 398
 399     lpData = (LPBYTE) lpMidiHdr->lpData;
 400
 401     if (lpData == NULL)
 402         return MIDIERR_UNPREPARED;
 403     if (!(lpMidiHdr->dwFlags & MHDR_PREPARED))
 404         return MIDIERR_UNPREPARED;
 405     if (lpMidiHdr->dwFlags & MHDR_INQUEUE)
 406         return MIDIERR_STILLPLAYING;
 407     lpMidiHdr->dwFlags &= ~MHDR_DONE;
 408     lpMidiHdr->dwFlags |= MHDR_INQUEUE;
 409
 410     /* FIXME: MS doc is not 100% clear. Will lpData only contain system exclusive
 411      * data, or can it also contain raw MIDI data, to be split up and sent to
 412      * modShortData() ?
 413      * If the latest is true, then the following WARNing will fire up
 414      */
 415     if (lpData[0] != 0xF0 || lpData[lpMidiHdr->dwBufferLength - 1] != 0xF7) {
 416         WARN("Alledged system exclusive buffer is not correct\n\tPlease report with MIDI file\n");
 417     }
 418
 419     TRACE("dwBufferLength=%u !\n", lpMidiHdr->dwBufferLength);
 420     TRACE("                 %02X %02X %02X ... %02X %02X %02X\n",
 421           lpData[0], lpData[1], lpData[2], lpData[lpMidiHdr->dwBufferLength-3],
 422           lpData[lpMidiHdr->dwBufferLength-2], lpData[lpMidiHdr->dwBufferLength-1]);
 423
 424
 425     if (lpData[0] != 0xF0) {
 426         /* System Exclusive */
 427         ERR("Add missing 0xF0 marker at the beginning of system exclusive byte stream\n");
 428     }
 429     if (lpData[lpMidiHdr->dwBufferLength - 1] != 0xF7) {
 430         /* Send end of System Exclusive */
 431         ERR("Add missing 0xF7 marker at the end of system exclusive byte stream\n");
 432     }
 433     if (destinations[wDevID].caps.wTechnology == MOD_SYNTH) /* FIXME */
 434     {
 435         err = MusicDeviceSysEx(destinations[wDevID].synth, (const UInt8 *) lpData, lpMidiHdr->dwBufferLength);
 436         if (err != noErr)
 437         {
 438             ERR("MusicDeviceSysEx(%p, %p, %d) return %s\n", destinations[wDevID].synth, lpData, lpMidiHdr->dwBufferLength, wine_dbgstr_fourcc(err));
 439             return MMSYSERR_ERROR;
 440         }
 441     }
 442     else
 443     {
 444         FIXME("MOD_MIDIPORT\n");
 445     }
 446
 447     lpMidiHdr->dwFlags &= ~MHDR_INQUEUE;
 448     lpMidiHdr->dwFlags |= MHDR_DONE;
 449     if (MIDI_NotifyClient(wDevID, MOM_DONE, (DWORD)lpMidiHdr, 0L) != MMSYSERR_NOERROR) {
 450         WARN("can't notify client !\n");
 451         return MMSYSERR_INVALPARAM;
 452     }
 453     return MMSYSERR_NOERROR;
 454 }
 455
 456 /**************************************************************************
 457  *                      MIDIOut_Prepare                         [internal]
 458  */
 459 static DWORD MIDIOut_Prepare(WORD wDevID, LPMIDIHDR lpMidiHdr, DWORD dwSize)
 460 {
 461     TRACE("wDevID=%d lpMidiHdr=%p dwSize=%d\n", wDevID, lpMidiHdr, dwSize);
 462
 463     if (wDevID >= MIDIOut_NumDevs) {
 464         WARN("bad device ID : %d\n", wDevID);
 465         return MMSYSERR_BADDEVICEID;
 466     }
 467
 468     /* MS doc says that dwFlags must be set to zero, but (kinda funny) MS mciseq drivers
 469      * asks to prepare MIDIHDR which dwFlags != 0.
 470      * So at least check for the inqueue flag
 471      */
 472     if (dwSize < sizeof(MIDIHDR) || lpMidiHdr == 0 ||
 473         lpMidiHdr->lpData == 0 || (lpMidiHdr->dwFlags & MHDR_INQUEUE) != 0) {
 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 * 0xFFFF) + ((WORD) (right * 0xFFFF) << 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         WARN("Invalid parameter %p %p %08x %d\n", lpMidiHdr, lpMidiHdr->lpData,
 725                    lpMidiHdr->dwFlags, dwSize);
 726         return MMSYSERR_INVALPARAM;
 727     }
 728
 729     lpMidiHdr->lpNext = 0;
 730     lpMidiHdr->dwFlags |= MHDR_PREPARED;
 731     lpMidiHdr->dwFlags &= ~MHDR_DONE;
 732     return MMSYSERR_NOERROR;
 733 }
 734
 735 static DWORD MIDIIn_Unprepare(WORD wDevID, LPMIDIHDR lpMidiHdr, DWORD dwSize)
 736 {
 737     TRACE("wDevID=%d lpMidiHdr=%p dwSize=%d\n", wDevID, lpMidiHdr, dwSize);
 738     if (wDevID >= MIDIIn_NumDevs) {
 739         WARN("bad device ID : %d\n", wDevID);
 740         return MMSYSERR_BADDEVICEID;
 741     }
 742     if (dwSize < sizeof(MIDIHDR) || lpMidiHdr == 0) {
 743         WARN("Invalid Parameter\n");
 744         return MMSYSERR_INVALPARAM;
 745     }
 746     if (lpMidiHdr->dwFlags & MHDR_INQUEUE) {
 747         WARN("Still playing\n");
 748         return MIDIERR_STILLPLAYING;
 749     }
 750
 751     lpMidiHdr->dwFlags &= ~MHDR_PREPARED;
 752     return MMSYSERR_NOERROR;
 753 }
 754
 755 static DWORD MIDIIn_GetDevCaps(WORD wDevID, LPMIDIINCAPSW lpCaps, DWORD dwSize)
 756 {
 757     TRACE("wDevID=%d lpCaps=%p dwSize=%d\n", wDevID, lpCaps, dwSize);
 758
 759     if (lpCaps == NULL) {
 760         WARN("Invalid Parameter\n");
 761         return MMSYSERR_INVALPARAM;
 762     }
 763
 764     if (wDevID >= MIDIIn_NumDevs) {
 765         WARN("bad device ID : %d\n", wDevID);
 766         return MMSYSERR_BADDEVICEID;
 767     }
 768     memcpy(lpCaps, &sources[wDevID].caps, min(dwSize, sizeof(*lpCaps)));
 769     return MMSYSERR_NOERROR;
 770 }
 771
 772 static DWORD MIDIIn_GetNumDevs(void)
 773 {
 774     TRACE("\n");
 775     return MIDIIn_NumDevs;
 776 }
 777
 778 static DWORD MIDIIn_Start(WORD wDevID)
 779 {
 780     TRACE("%d\n", wDevID);
 781
 782     if (wDevID >= MIDIIn_NumDevs) {
 783         WARN("bad device ID : %d\n", wDevID);
 784         return MMSYSERR_BADDEVICEID;
 785     }
 786     sources[wDevID].state = 1;
 787     sources[wDevID].startTime = GetTickCount();
 788     return MMSYSERR_NOERROR;
 789 }
 790
 791 static DWORD MIDIIn_Stop(WORD wDevID)
 792 {
 793     TRACE("%d\n", wDevID);
 794     if (wDevID >= MIDIIn_NumDevs) {
 795         WARN("bad device ID : %d\n", wDevID);
 796         return MMSYSERR_BADDEVICEID;
 797     }
 798     sources[wDevID].state = 0;
 799     return MMSYSERR_NOERROR;
 800 }
 801
 802 static DWORD MIDIIn_Reset(WORD wDevID)
 803 {
 804     DWORD dwTime = GetTickCount();
 805
 806     TRACE("%d\n", wDevID);
 807     if (wDevID >= MIDIIn_NumDevs) {
 808         WARN("bad device ID : %d\n", wDevID);
 809         return MMSYSERR_BADDEVICEID;
 810     }
 811
 812     EnterCriticalSection(&midiInLock);
 813     while (sources[wDevID].lpQueueHdr) {
 814         sources[wDevID].lpQueueHdr->dwFlags &= ~MHDR_INQUEUE;
 815         sources[wDevID].lpQueueHdr->dwFlags |= MHDR_DONE;
 816         /* FIXME: when called from 16 bit, lpQueueHdr needs to be a segmented ptr */
 817         if (MIDI_NotifyClient(wDevID, MIM_LONGDATA, (DWORD)sources[wDevID].lpQueueHdr, dwTime) != MMSYSERR_NOERROR) {
 818             WARN("Couldn't notify client\n");
 819         }
 820         sources[wDevID].lpQueueHdr = (LPMIDIHDR)sources[wDevID].lpQueueHdr->lpNext;
 821     }
 822     LeaveCriticalSection(&midiInLock);
 823
 824     return MMSYSERR_NOERROR;
 825 }
 826
 827 /*
 828  * MIDI In Mach message handling
 829  */
 830
 831 /*
 832  *  Call from CoreMIDI IO threaded callback,
 833  *  we can't call Wine debug channels, critical section or anything using NtCurrentTeb here.
 834  */
 835 void MIDIIn_SendMessage(MIDIMessage msg)
 836 {
 837     CFDataRef data;
 838
 839     CFMessagePortRef messagePort;
 840     messagePort = CFMessagePortCreateRemote(kCFAllocatorDefault, MIDIInThreadPortName);
 841
 842     data = CFDataCreate(kCFAllocatorDefault, (UInt8 *) &msg, sizeof(msg));
 843     if (data)
 844     {
 845         CFMessagePortSendRequest(messagePort, 0, data, 0.0, 0.0, NULL, NULL);
 846         CFRelease(data);
 847         CFRelease(messagePort);
 848     }
 849 }
 850
 851 static CFDataRef MIDIIn_MessageHandler(CFMessagePortRef local, SInt32 msgid, CFDataRef data, void *info)
 852 {
 853     MIDIMessage *msg = NULL;
 854     int i = 0;
 855     MIDISource *src = NULL;
 856     DWORD sendData = 0;
 857     int pos = 0;
 858     DWORD currentTime;
 859
 860     switch (msgid)
 861     {
 862         case 0:
 863             msg = (MIDIMessage *) CFDataGetBytePtr(data);
 864             TRACE("devID=%d\n", msg->devID);
 865              for (i = 0; i < msg->length; ++i) {
 866                 TRACE("%02X ", msg->data[i]);
 867             }
 868             TRACE("\n");
 869             src = &sources[msg->devID];
 870             if (src->state < 1)
 871             {
 872                 TRACE("input not started, thrown away\n");
 873                 goto done;
 874             }
 875             /* FIXME skipping SysEx */
 876             if (msg->data[0] == 0xF0)
 877             {
 878                 FIXME("Starting System Exclusive\n");
 879                 src->state |= 2;
 880             }
 881             if (src->state & 2)
 882             {
 883                 for (i = 0; i < msg->length; ++i)
 884                 {
 885                     if (msg->data[i] == 0xF7)
 886                     {
 887                         FIXME("Ending System Exclusive\n");
 888                         src->state &= ~2;
 889                     }
 890                 }
 891                 goto done;
 892             }
 893             EnterCriticalSection(&midiInLock);
 894             currentTime = GetTickCount() - src->startTime;
 895
 896             while (pos < msg->length)
 897             {
 898                 sendData = 0;
 899                 switch (msg->data[pos] & 0xF0)
 900                 {
 901                     case 0xF0:
 902                         sendData = (msg->data[pos] <<  0);
 903                         pos++;
 904                         break;
 905
 906                     case 0xC0:
 907                     case 0xD0:
 908                         sendData = (msg->data[pos + 1] <<  8) | (msg->data[pos] <<  0);
 909                         pos += 2;
 910                         break;
 911                     default:
 912                         sendData = (msg->data[pos + 2] << 16) |
 913                                     (msg->data[pos + 1] <<  8) |
 914                                     (msg->data[pos] <<  0);
 915                         pos += 3;
 916                         break;
 917                 }
 918                 MIDI_NotifyClient(msg->devID, MIM_DATA, sendData, currentTime);
 919             }
 920             LeaveCriticalSection(&midiInLock);
 921             break;
 922         default:
 923             CFRunLoopStop(CFRunLoopGetCurrent());
 924             break;
 925     }
 926 done:
 927     return NULL;
 928 }
 929
 930 static DWORD WINAPI MIDIIn_MessageThread(LPVOID p)
 931 {
 932     CFMessagePortRef local;
 933     CFRunLoopSourceRef source;
 934     Boolean info;
 935
 936     local = CFMessagePortCreateLocal(kCFAllocatorDefault, MIDIInThreadPortName, &MIDIIn_MessageHandler, NULL, &info);
 937
 938     source = CFMessagePortCreateRunLoopSource(kCFAllocatorDefault, local, (CFIndex)0);
 939     CFRunLoopAddSource(CFRunLoopGetCurrent(), source, kCFRunLoopDefaultMode);
 940
 941     CFRunLoopRun();
 942
 943     CFRunLoopSourceInvalidate(source);
 944     CFRelease(source);
 945     CFRelease(local);
 946     CFRelease(MIDIInThreadPortName);
 947     MIDIInThreadPortName = NULL;
 948
 949     return 0;
 950 }
 951
 952 /**************************************************************************
 953 *                               modMessage
 954 */
 955 DWORD WINAPI CoreAudio_modMessage(UINT wDevID, UINT wMsg, DWORD dwUser, DWORD dwParam1, DWORD dwParam2)
 956 {
 957     TRACE("%d %08x %08x %08x %08x\n", wDevID, wMsg, dwUser, dwParam1, dwParam2);
 958
 959     switch (wMsg) {
 960         case DRVM_INIT:
 961         case DRVM_EXIT:
 962         case DRVM_ENABLE:
 963         case DRVM_DISABLE:
 964             return 0;
 965         case MODM_OPEN:
 966             return MIDIOut_Open(wDevID, (LPMIDIOPENDESC)dwParam1, dwParam2);
 967         case MODM_CLOSE:
 968             return MIDIOut_Close(wDevID);
 969         case MODM_DATA:
 970             return MIDIOut_Data(wDevID, dwParam1);
 971         case MODM_LONGDATA:
 972             return MIDIOut_LongData(wDevID, (LPMIDIHDR)dwParam1, dwParam2);
 973         case MODM_PREPARE:
 974             return MIDIOut_Prepare(wDevID, (LPMIDIHDR)dwParam1, dwParam2);
 975         case MODM_UNPREPARE:
 976             return MIDIOut_Unprepare(wDevID, (LPMIDIHDR)dwParam1, dwParam2);
 977         case MODM_GETDEVCAPS:
 978             return MIDIOut_GetDevCaps(wDevID, (LPMIDIOUTCAPSW) dwParam1, dwParam2);
 979         case MODM_GETNUMDEVS:
 980             return MIDIOut_GetNumDevs();
 981         case MODM_GETVOLUME:
 982             return MIDIOut_GetVolume(wDevID, (DWORD*)dwParam1);
 983         case MODM_SETVOLUME:
 984             return MIDIOut_SetVolume(wDevID, dwParam1);
 985         case MODM_RESET:
 986             return MIDIOut_Reset(wDevID);
 987         default:
 988             TRACE("Unsupported message (08%x)\n", wMsg);
 989     }
 990     return MMSYSERR_NOTSUPPORTED;
 991 }
 992
 993 /**************************************************************************
 994 *                       midMessage
 995 */
 996 DWORD WINAPI CoreAudio_midMessage(UINT wDevID, UINT wMsg, DWORD dwUser, DWORD dwParam1, DWORD dwParam2)
 997 {
 998     TRACE("%d %08x %08x %08x %08x\n", wDevID, wMsg, dwUser, dwParam1, dwParam2);
 999     switch (wMsg) {
1000         case DRVM_INIT:
1001         case DRVM_EXIT:
1002         case DRVM_ENABLE:
1003         case DRVM_DISABLE:
1004             return 0;
1005         case MIDM_OPEN:
1006             return MIDIIn_Open(wDevID, (LPMIDIOPENDESC)dwParam1, dwParam2);
1007         case MIDM_CLOSE:
1008             return MIDIIn_Close(wDevID);
1009         case MIDM_ADDBUFFER:
1010             return MIDIIn_AddBuffer(wDevID, (LPMIDIHDR)dwParam1, dwParam2);
1011         case MIDM_PREPARE:
1012             return MIDIIn_Prepare(wDevID, (LPMIDIHDR)dwParam1, dwParam2);
1013         case MIDM_UNPREPARE:
1014             return MIDIIn_Unprepare(wDevID, (LPMIDIHDR)dwParam1, dwParam2);
1015         case MIDM_GETDEVCAPS:
1016             return MIDIIn_GetDevCaps(wDevID, (LPMIDIINCAPSW) dwParam1, dwParam2);
1017         case MIDM_GETNUMDEVS:
1018             return MIDIIn_GetNumDevs();
1019         case MIDM_START:
1020             return MIDIIn_Start(wDevID);
1021         case MIDM_STOP:
1022             return MIDIIn_Stop(wDevID);
1023         case MIDM_RESET:
1024             return MIDIIn_Reset(wDevID);
1025         default:
1026             TRACE("Unsupported message\n");
1027     }
1028     return MMSYSERR_NOTSUPPORTED;
1029 }
1030 #else
1031
1032 DWORD WINAPI CoreAudio_modMessage(UINT wDevID, UINT wMsg, DWORD dwUser, DWORD dwParam1, DWORD dwParam2)
1033 {
1034     TRACE("%08x, %08x, %08x, %08x, %08x\n", wDevID, wMsg, dwUser, dwParam1, dwParam2);
1035     return MMSYSERR_NOTENABLED;
1036 }
1037
1038 DWORD WINAPI CoreAudio_midMessage(UINT wDevID, UINT wMsg, DWORD dwUser,
1039                                   DWORD dwParam1, DWORD dwParam2)
1040 {
1041     TRACE("%08x, %08x, %08x, %08x, %08x\n", wDevID, wMsg, dwUser, dwParam1, dwParam2);
1042     return MMSYSERR_NOTENABLED;
1043 }
1044 #endif