dlls/winmm/winmm.c

   1 /* -*- tab-width: 8; c-basic-offset: 4 -*- */
   2
   3 /*
   4  * WINMM functions
   5  *
   6  * Copyright 1993      Martin Ayotte
   7  *           1998-2002 Eric Pouech
   8  *
   9  * This library is free software; you can redistribute it and/or
  10  * modify it under the terms of the GNU Lesser General Public
  11  * License as published by the Free Software Foundation; either
  12  * version 2.1 of the License, or (at your option) any later version.
  13  *
  14  * This library is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  17  * Lesser General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU Lesser General Public
  20  * License along with this library; if not, write to the Free Software
  21  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  22  */
  23
  24 /*
  25  * Eric POUECH :
  26  *      98/9    added Win32 MCI support
  27  *      99/4    added midiStream support
  28  *      99/9    added support for loadable low level drivers
  29  */
  30
  31 /* TODO
  32  *      + it seems that some programs check what's installed in
  33  *        registry against the value returned by drivers. Wine is
  34  *        currently broken regarding this point.
  35  *      + check thread-safeness for MMSYSTEM and WINMM entry points
  36  *      + unicode entry points are badly supported (would require
  37  *        moving 32 bit drivers as Unicode as they are supposed to be)
  38  *      + allow joystick and timer external calls as we do for wave,
  39  *        midi, mixer and aux
  40  */
  41
  42 #include <stdio.h>
  43 #include <stdarg.h>
  44 #include <string.h>
  45
  46 #define NONAMELESSUNION
  47
  48 #include "windef.h"
  49 #include "winbase.h"
  50 #include "mmsystem.h"
  51 #include "winuser.h"
  52 #include "winnls.h"
  53 #include "winternl.h"
  54 #include "winemm.h"
  55
  56 #include "wine/debug.h"
  57
  58 WINE_DEFAULT_DEBUG_CHANNEL(winmm);
  59
  60 /* ========================================================================
  61  *                   G L O B A L   S E T T I N G S
  62  * ========================================================================*/
  63
  64 HINSTANCE hWinMM32Instance;
  65 HANDLE psLastEvent;
  66
  67 static CRITICAL_SECTION_DEBUG critsect_debug =
  68 {
  69     0, 0, &WINMM_cs,
  70     { &critsect_debug.ProcessLocksList, &critsect_debug.ProcessLocksList },
  71       0, 0, { (DWORD_PTR)(__FILE__ ": WINMM_cs") }
  72 };
  73 CRITICAL_SECTION WINMM_cs = { &critsect_debug, -1, 0, 0, 0, 0 };
  74
  75 /**************************************************************************
  76  *                      WINMM_CreateIData                       [internal]
  77  */
  78 static  BOOL    WINMM_CreateIData(HINSTANCE hInstDLL)
  79 {
  80     hWinMM32Instance = hInstDLL;
  81     psLastEvent = CreateEventW(NULL, TRUE, FALSE, NULL);
  82     return TRUE;
  83 }
  84
  85 /******************************************************************
  86  *             WINMM_ErrorToString
  87  */
  88 const char* WINMM_ErrorToString(MMRESULT error)
  89 {
  90 #define ERR_TO_STR(dev) case dev: return #dev
  91     switch (error) {
  92     ERR_TO_STR(MMSYSERR_NOERROR);
  93     ERR_TO_STR(MMSYSERR_ERROR);
  94     ERR_TO_STR(MMSYSERR_BADDEVICEID);
  95     ERR_TO_STR(MMSYSERR_NOTENABLED);
  96     ERR_TO_STR(MMSYSERR_ALLOCATED);
  97     ERR_TO_STR(MMSYSERR_INVALHANDLE);
  98     ERR_TO_STR(MMSYSERR_NODRIVER);
  99     ERR_TO_STR(MMSYSERR_NOMEM);
 100     ERR_TO_STR(MMSYSERR_NOTSUPPORTED);
 101     ERR_TO_STR(MMSYSERR_BADERRNUM);
 102     ERR_TO_STR(MMSYSERR_INVALFLAG);
 103     ERR_TO_STR(MMSYSERR_INVALPARAM);
 104     ERR_TO_STR(MMSYSERR_HANDLEBUSY);
 105     ERR_TO_STR(MMSYSERR_INVALIDALIAS);
 106     ERR_TO_STR(MMSYSERR_BADDB);
 107     ERR_TO_STR(MMSYSERR_KEYNOTFOUND);
 108     ERR_TO_STR(MMSYSERR_READERROR);
 109     ERR_TO_STR(MMSYSERR_WRITEERROR);
 110     ERR_TO_STR(MMSYSERR_DELETEERROR);
 111     ERR_TO_STR(MMSYSERR_VALNOTFOUND);
 112     ERR_TO_STR(MMSYSERR_NODRIVERCB);
 113     ERR_TO_STR(WAVERR_BADFORMAT);
 114     ERR_TO_STR(WAVERR_STILLPLAYING);
 115     ERR_TO_STR(WAVERR_UNPREPARED);
 116     ERR_TO_STR(WAVERR_SYNC);
 117     ERR_TO_STR(MIDIERR_INVALIDSETUP);
 118     ERR_TO_STR(MIDIERR_NODEVICE);
 119     ERR_TO_STR(MIDIERR_STILLPLAYING);
 120     ERR_TO_STR(MIDIERR_UNPREPARED);
 121     }
 122 #undef ERR_TO_STR
 123     return wine_dbg_sprintf("Unknown(0x%08x)", error);
 124 }
 125
 126 /**************************************************************************
 127  *              DllMain (WINMM.init)
 128  *
 129  * WINMM DLL entry point
 130  *
 131  */
 132 BOOL WINAPI DllMain(HINSTANCE hInstDLL, DWORD fdwReason, LPVOID fImpLoad)
 133 {
 134     TRACE("%p 0x%x %p\n", hInstDLL, fdwReason, fImpLoad);
 135
 136     switch (fdwReason) {
 137     case DLL_PROCESS_ATTACH:
 138         DisableThreadLibraryCalls(hInstDLL);
 139
 140         if (!WINMM_CreateIData(hInstDLL))
 141             return FALSE;
 142         break;
 143     case DLL_PROCESS_DETACH:
 144         if(fImpLoad)
 145             break;
 146
 147         MCI_SendCommand(MCI_ALL_DEVICE_ID, MCI_CLOSE, MCI_WAIT, 0L);
 148         MMDRV_Exit();
 149         DRIVER_UnloadAll();
 150         WINMM_DeleteWaveform();
 151         TIME_MMTimeStop();
 152         CloseHandle(psLastEvent);
 153         DeleteCriticalSection(&WINMM_cs);
 154         break;
 155     }
 156     return TRUE;
 157 }
 158
 159 /**************************************************************************
 160  *                      WINMM_CheckCallback                     [internal]
 161  */
 162 MMRESULT WINMM_CheckCallback(DWORD_PTR dwCallback, DWORD fdwOpen, BOOL mixer)
 163 {
 164     switch (fdwOpen & CALLBACK_TYPEMASK) {
 165     case CALLBACK_NULL:     /* dwCallback need not be NULL */
 166         break;
 167     case CALLBACK_WINDOW:
 168         if (dwCallback && !IsWindow((HWND)dwCallback))
 169             return MMSYSERR_INVALPARAM;
 170         break;
 171
 172     case CALLBACK_FUNCTION:
 173         /* a NULL cb is acceptable since w2k, MMSYSERR_INVALPARAM earlier */
 174         if (mixer)
 175             return MMSYSERR_INVALFLAG; /* since w2k, MMSYSERR_NOTSUPPORTED earlier */
 176         break;
 177     case CALLBACK_THREAD:
 178     case CALLBACK_EVENT:
 179         if (mixer) /* FIXME: mixer supports THREAD+EVENT since w2k */
 180             return MMSYSERR_NOTSUPPORTED; /* w9X */
 181         break;
 182     default:
 183         WARN("Unknown callback type %d\n", HIWORD(fdwOpen));
 184     }
 185     return MMSYSERR_NOERROR;
 186 }
 187
 188 /**************************************************************************
 189  *                              auxGetNumDevs           [WINMM.@]
 190  */
 191 UINT WINAPI auxGetNumDevs(void)
 192 {
 193     return MMDRV_GetNum(MMDRV_AUX);
 194 }
 195
 196 /**************************************************************************
 197  *                              auxGetDevCapsW          [WINMM.@]
 198  */
 199 UINT WINAPI auxGetDevCapsW(UINT_PTR uDeviceID, LPAUXCAPSW lpCaps, UINT uSize)
 200 {
 201     LPWINE_MLD          wmld;
 202
 203     TRACE("(%04lX, %p, %d) !\n", uDeviceID, lpCaps, uSize);
 204
 205     if (lpCaps == NULL) return MMSYSERR_INVALPARAM;
 206
 207     if ((wmld = MMDRV_Get((HANDLE)uDeviceID, MMDRV_AUX, TRUE)) == NULL)
 208         return MMSYSERR_BADDEVICEID;
 209     return MMDRV_Message(wmld, AUXDM_GETDEVCAPS, (DWORD_PTR)lpCaps, uSize);
 210 }
 211
 212 /**************************************************************************
 213  *                              auxGetDevCapsA          [WINMM.@]
 214  */
 215 UINT WINAPI auxGetDevCapsA(UINT_PTR uDeviceID, LPAUXCAPSA lpCaps, UINT uSize)
 216 {
 217     AUXCAPSW    acW;
 218     UINT        ret;
 219
 220     if (lpCaps == NULL)        return MMSYSERR_INVALPARAM;
 221
 222     ret = auxGetDevCapsW(uDeviceID, &acW, sizeof(acW));
 223
 224     if (ret == MMSYSERR_NOERROR) {
 225         AUXCAPSA acA;
 226         acA.wMid           = acW.wMid;
 227         acA.wPid           = acW.wPid;
 228         acA.vDriverVersion = acW.vDriverVersion;
 229         WideCharToMultiByte( CP_ACP, 0, acW.szPname, -1, acA.szPname,
 230                              sizeof(acA.szPname), NULL, NULL );
 231         acA.wTechnology    = acW.wTechnology;
 232         acA.wReserved1     = acW.wReserved1;
 233         acA.dwSupport      = acW.dwSupport;
 234         memcpy(lpCaps, &acA, min(uSize, sizeof(acA)));
 235     }
 236     return ret;
 237 }
 238
 239 /**************************************************************************
 240  *                              auxGetVolume            [WINMM.@]
 241  */
 242 UINT WINAPI auxGetVolume(UINT uDeviceID, DWORD* lpdwVolume)
 243 {
 244     LPWINE_MLD          wmld;
 245
 246     TRACE("(%04X, %p) !\n", uDeviceID, lpdwVolume);
 247
 248     if ((wmld = MMDRV_Get((HANDLE)(DWORD_PTR)uDeviceID, MMDRV_AUX, TRUE)) == NULL)
 249         return MMSYSERR_INVALHANDLE;
 250     return MMDRV_Message(wmld, AUXDM_GETVOLUME, (DWORD_PTR)lpdwVolume, 0L);
 251 }
 252
 253 /**************************************************************************
 254  *                              auxSetVolume            [WINMM.@]
 255  */
 256 UINT WINAPI auxSetVolume(UINT uDeviceID, DWORD dwVolume)
 257 {
 258     LPWINE_MLD          wmld;
 259
 260     TRACE("(%04X, %u) !\n", uDeviceID, dwVolume);
 261
 262     if ((wmld = MMDRV_Get((HANDLE)(DWORD_PTR)uDeviceID, MMDRV_AUX, TRUE)) == NULL)
 263         return MMSYSERR_INVALHANDLE;
 264     return MMDRV_Message(wmld, AUXDM_SETVOLUME, dwVolume, 0L);
 265 }
 266
 267 /**************************************************************************
 268  *                              auxOutMessage           [WINMM.@]
 269  */
 270 UINT WINAPI auxOutMessage(UINT uDeviceID, UINT uMessage, DWORD_PTR dw1, DWORD_PTR dw2)
 271 {
 272     LPWINE_MLD          wmld;
 273
 274     if ((wmld = MMDRV_Get((HANDLE)(DWORD_PTR)uDeviceID, MMDRV_AUX, TRUE)) == NULL)
 275         return MMSYSERR_INVALHANDLE;
 276
 277     return MMDRV_Message(wmld, uMessage, dw1, dw2);
 278 }
 279
 280 /**************************************************************************
 281  *                              midiOutGetNumDevs       [WINMM.@]
 282  */
 283 UINT WINAPI midiOutGetNumDevs(void)
 284 {
 285     return MMDRV_GetNum(MMDRV_MIDIOUT);
 286 }
 287
 288 /**************************************************************************
 289  *                              midiOutGetDevCapsW      [WINMM.@]
 290  */
 291 UINT WINAPI midiOutGetDevCapsW(UINT_PTR uDeviceID, LPMIDIOUTCAPSW lpCaps,
 292                                UINT uSize)
 293 {
 294     LPWINE_MLD  wmld;
 295
 296     TRACE("(%lu, %p, %u);\n", uDeviceID, lpCaps, uSize);
 297
 298     if (lpCaps == NULL) return MMSYSERR_INVALPARAM;
 299
 300     if ((wmld = MMDRV_Get((HANDLE)uDeviceID, MMDRV_MIDIOUT, TRUE)) == NULL)
 301         return MMSYSERR_BADDEVICEID;
 302
 303     return MMDRV_Message(wmld, MODM_GETDEVCAPS, (DWORD_PTR)lpCaps, uSize);
 304 }
 305
 306 /**************************************************************************
 307  *                              midiOutGetDevCapsA      [WINMM.@]
 308  */
 309 UINT WINAPI midiOutGetDevCapsA(UINT_PTR uDeviceID, LPMIDIOUTCAPSA lpCaps,
 310                                UINT uSize)
 311 {
 312     MIDIOUTCAPSW        mocW;
 313     UINT                ret;
 314
 315     if (lpCaps == NULL)        return MMSYSERR_INVALPARAM;
 316
 317     ret = midiOutGetDevCapsW(uDeviceID, &mocW, sizeof(mocW));
 318
 319     if (ret == MMSYSERR_NOERROR) {
 320         MIDIOUTCAPSA mocA;
 321         mocA.wMid               = mocW.wMid;
 322         mocA.wPid               = mocW.wPid;
 323         mocA.vDriverVersion     = mocW.vDriverVersion;
 324         WideCharToMultiByte( CP_ACP, 0, mocW.szPname, -1, mocA.szPname,
 325                              sizeof(mocA.szPname), NULL, NULL );
 326         mocA.wTechnology        = mocW.wTechnology;
 327         mocA.wVoices            = mocW.wVoices;
 328         mocA.wNotes             = mocW.wNotes;
 329         mocA.wChannelMask       = mocW.wChannelMask;
 330         mocA.dwSupport          = mocW.dwSupport;
 331         memcpy(lpCaps, &mocA, min(uSize, sizeof(mocA)));
 332     }
 333     return ret;
 334 }
 335
 336 /**************************************************************************
 337  *                              midiOutGetErrorTextA    [WINMM.@]
 338  *                              midiInGetErrorTextA     [WINMM.@]
 339  */
 340 UINT WINAPI midiOutGetErrorTextA(UINT uError, LPSTR lpText, UINT uSize)
 341 {
 342     UINT        ret;
 343
 344     if (lpText == NULL) ret = MMSYSERR_INVALPARAM;
 345     else if (uSize == 0) ret = MMSYSERR_NOERROR;
 346     else
 347     {
 348         LPWSTR  xstr = HeapAlloc(GetProcessHeap(), 0, uSize * sizeof(WCHAR));
 349         if (!xstr) ret = MMSYSERR_NOMEM;
 350         else
 351         {
 352             ret = midiOutGetErrorTextW(uError, xstr, uSize);
 353             if (ret == MMSYSERR_NOERROR)
 354                 WideCharToMultiByte(CP_ACP, 0, xstr, -1, lpText, uSize, NULL, NULL);
 355             HeapFree(GetProcessHeap(), 0, xstr);
 356         }
 357     }
 358     return ret;
 359 }
 360
 361 /**************************************************************************
 362  *                              midiOutGetErrorTextW    [WINMM.@]
 363  *                              midiInGetErrorTextW     [WINMM.@]
 364  */
 365 UINT WINAPI midiOutGetErrorTextW(UINT uError, LPWSTR lpText, UINT uSize)
 366 {
 367     UINT        ret = MMSYSERR_BADERRNUM;
 368
 369     if (lpText == NULL) ret = MMSYSERR_INVALPARAM;
 370     else if (uSize == 0) ret = MMSYSERR_NOERROR;
 371     else if (
 372                /* test has been removed because MMSYSERR_BASE is 0, and gcc did emit
 373                 * a warning for the test was always true */
 374                (/*uError >= MMSYSERR_BASE && */ uError <= MMSYSERR_LASTERROR) ||
 375                (uError >= MIDIERR_BASE  && uError <= MIDIERR_LASTERROR)) {
 376         if (LoadStringW(hWinMM32Instance, uError, lpText, uSize) > 0) {
 377             ret = MMSYSERR_NOERROR;
 378         }
 379     }
 380     return ret;
 381 }
 382
 383 /**************************************************************************
 384  *                              MIDI_OutAlloc                   [internal]
 385  */
 386 static  LPWINE_MIDI     MIDI_OutAlloc(HMIDIOUT* lphMidiOut, DWORD_PTR* lpdwCallback,
 387                                       DWORD_PTR* lpdwInstance, LPDWORD lpdwFlags,
 388                                       DWORD cIDs, MIDIOPENSTRMID* lpIDs)
 389 {
 390     HANDLE              hMidiOut;
 391     LPWINE_MIDI         lpwm;
 392     UINT                size;
 393
 394     size = sizeof(WINE_MIDI) + (cIDs ? (cIDs-1) : 0) * sizeof(MIDIOPENSTRMID);
 395
 396     lpwm = (LPWINE_MIDI)MMDRV_Alloc(size, MMDRV_MIDIOUT, &hMidiOut, lpdwFlags,
 397                                     lpdwCallback, lpdwInstance);
 398     *lphMidiOut = hMidiOut;
 399
 400     if (lpwm) {
 401         lpwm->mod.hMidi = hMidiOut;
 402         lpwm->mod.dwCallback = *lpdwCallback;
 403         lpwm->mod.dwInstance = *lpdwInstance;
 404         lpwm->mod.dnDevNode = 0;
 405         lpwm->mod.cIds = cIDs;
 406         if (cIDs)
 407             memcpy(&(lpwm->mod.rgIds), lpIDs, cIDs * sizeof(MIDIOPENSTRMID));
 408     }
 409     return lpwm;
 410 }
 411
 412 /**************************************************************************
 413  *                              midiOutOpen             [WINMM.@]
 414  */
 415 UINT WINAPI midiOutOpen(LPHMIDIOUT lphMidiOut, UINT uDeviceID,
 416                        DWORD_PTR dwCallback, DWORD_PTR dwInstance, DWORD dwFlags)
 417 {
 418     HMIDIOUT            hMidiOut;
 419     LPWINE_MIDI         lpwm;
 420     UINT                dwRet;
 421
 422     TRACE("(%p, %d, %08lX, %08lX, %08X);\n",
 423           lphMidiOut, uDeviceID, dwCallback, dwInstance, dwFlags);
 424
 425     if (lphMidiOut != NULL) *lphMidiOut = 0;
 426
 427     dwRet = WINMM_CheckCallback(dwCallback, dwFlags, FALSE);
 428     if (dwRet != MMSYSERR_NOERROR)
 429         return dwRet;
 430
 431     lpwm = MIDI_OutAlloc(&hMidiOut, &dwCallback, &dwInstance, &dwFlags, 0, NULL);
 432
 433     if (lpwm == NULL)
 434         return MMSYSERR_NOMEM;
 435
 436     lpwm->mld.uDeviceID = uDeviceID;
 437
 438     dwRet = MMDRV_Open((LPWINE_MLD)lpwm, MODM_OPEN, (DWORD_PTR)&lpwm->mod, dwFlags);
 439
 440     if (dwRet != MMSYSERR_NOERROR) {
 441         MMDRV_Free(hMidiOut, (LPWINE_MLD)lpwm);
 442         hMidiOut = 0;
 443     }
 444
 445     if (lphMidiOut) *lphMidiOut = hMidiOut;
 446     TRACE("=> %d hMidi=%p\n", dwRet, hMidiOut);
 447
 448     return dwRet;
 449 }
 450
 451 /**************************************************************************
 452  *                              midiOutClose            [WINMM.@]
 453  */
 454 UINT WINAPI midiOutClose(HMIDIOUT hMidiOut)
 455 {
 456     LPWINE_MLD          wmld;
 457     DWORD               dwRet;
 458
 459     TRACE("(%p)\n", hMidiOut);
 460
 461     if ((wmld = MMDRV_Get(hMidiOut, MMDRV_MIDIOUT, FALSE)) == NULL)
 462         return MMSYSERR_INVALHANDLE;
 463
 464     dwRet = MMDRV_Close(wmld, MODM_CLOSE);
 465     MMDRV_Free(hMidiOut, wmld);
 466
 467     return dwRet;
 468 }
 469
 470 /**************************************************************************
 471  *                              midiOutPrepareHeader    [WINMM.@]
 472  */
 473 UINT WINAPI midiOutPrepareHeader(HMIDIOUT hMidiOut,
 474                                  MIDIHDR* lpMidiOutHdr, UINT uSize)
 475 {
 476     LPWINE_MLD          wmld;
 477
 478     TRACE("(%p, %p, %d)\n", hMidiOut, lpMidiOutHdr, uSize);
 479
 480     if ((wmld = MMDRV_Get(hMidiOut, MMDRV_MIDIOUT, FALSE)) == NULL)
 481         return MMSYSERR_INVALHANDLE;
 482     /* FIXME: detect MIDIStream handles and enforce 64KB buffer limit on those */
 483
 484     return MMDRV_Message(wmld, MODM_PREPARE, (DWORD_PTR)lpMidiOutHdr, uSize);
 485 }
 486
 487 /**************************************************************************
 488  *                              midiOutUnprepareHeader  [WINMM.@]
 489  */
 490 UINT WINAPI midiOutUnprepareHeader(HMIDIOUT hMidiOut,
 491                                    MIDIHDR* lpMidiOutHdr, UINT uSize)
 492 {
 493     LPWINE_MLD          wmld;
 494
 495     TRACE("(%p, %p, %d)\n", hMidiOut, lpMidiOutHdr, uSize);
 496
 497     if ((wmld = MMDRV_Get(hMidiOut, MMDRV_MIDIOUT, FALSE)) == NULL)
 498         return MMSYSERR_INVALHANDLE;
 499
 500     return MMDRV_Message(wmld, MODM_UNPREPARE, (DWORD_PTR)lpMidiOutHdr, uSize);
 501 }
 502
 503 /**************************************************************************
 504  *                              midiOutShortMsg         [WINMM.@]
 505  */
 506 UINT WINAPI midiOutShortMsg(HMIDIOUT hMidiOut, DWORD dwMsg)
 507 {
 508     LPWINE_MLD          wmld;
 509
 510     TRACE("(%p, %08X)\n", hMidiOut, dwMsg);
 511
 512     if ((wmld = MMDRV_Get(hMidiOut, MMDRV_MIDIOUT, FALSE)) == NULL)
 513         return MMSYSERR_INVALHANDLE;
 514
 515     return MMDRV_Message(wmld, MODM_DATA, dwMsg, 0L);
 516 }
 517
 518 /**************************************************************************
 519  *                              midiOutLongMsg          [WINMM.@]
 520  */
 521 UINT WINAPI midiOutLongMsg(HMIDIOUT hMidiOut,
 522                            MIDIHDR* lpMidiOutHdr, UINT uSize)
 523 {
 524     LPWINE_MLD          wmld;
 525
 526     TRACE("(%p, %p, %d)\n", hMidiOut, lpMidiOutHdr, uSize);
 527
 528     if ((wmld = MMDRV_Get(hMidiOut, MMDRV_MIDIOUT, FALSE)) == NULL)
 529         return MMSYSERR_INVALHANDLE;
 530
 531     return MMDRV_Message(wmld, MODM_LONGDATA, (DWORD_PTR)lpMidiOutHdr, uSize);
 532 }
 533
 534 /**************************************************************************
 535  *                              midiOutReset            [WINMM.@]
 536  */
 537 UINT WINAPI midiOutReset(HMIDIOUT hMidiOut)
 538 {
 539     LPWINE_MLD          wmld;
 540
 541     TRACE("(%p)\n", hMidiOut);
 542
 543     if ((wmld = MMDRV_Get(hMidiOut, MMDRV_MIDIOUT, FALSE)) == NULL)
 544         return MMSYSERR_INVALHANDLE;
 545
 546     return MMDRV_Message(wmld, MODM_RESET, 0L, 0L);
 547 }
 548
 549 /**************************************************************************
 550  *                              midiOutGetVolume        [WINMM.@]
 551  */
 552 UINT WINAPI midiOutGetVolume(HMIDIOUT hMidiOut, DWORD* lpdwVolume)
 553 {
 554     LPWINE_MLD          wmld;
 555
 556     TRACE("(%p, %p);\n", hMidiOut, lpdwVolume);
 557
 558     if ((wmld = MMDRV_Get(hMidiOut, MMDRV_MIDIOUT, TRUE)) == NULL)
 559         return MMSYSERR_INVALHANDLE;
 560
 561     return MMDRV_Message(wmld, MODM_GETVOLUME, (DWORD_PTR)lpdwVolume, 0L);
 562 }
 563
 564 /**************************************************************************
 565  *                              midiOutSetVolume        [WINMM.@]
 566  */
 567 UINT WINAPI midiOutSetVolume(HMIDIOUT hMidiOut, DWORD dwVolume)
 568 {
 569     LPWINE_MLD          wmld;
 570
 571     TRACE("(%p, %d);\n", hMidiOut, dwVolume);
 572
 573     if ((wmld = MMDRV_Get(hMidiOut, MMDRV_MIDIOUT, TRUE)) == NULL)
 574         return MMSYSERR_INVALHANDLE;
 575
 576     return MMDRV_Message(wmld, MODM_SETVOLUME, dwVolume, 0L);
 577 }
 578
 579 /**************************************************************************
 580  *                              midiOutCachePatches             [WINMM.@]
 581  */
 582 UINT WINAPI midiOutCachePatches(HMIDIOUT hMidiOut, UINT uBank,
 583                                 WORD* lpwPatchArray, UINT uFlags)
 584 {
 585     /* not really necessary to support this */
 586     FIXME("(%p, %u, %p, %x): Stub\n", hMidiOut, uBank, lpwPatchArray, uFlags);
 587     return MMSYSERR_NOTSUPPORTED;
 588 }
 589
 590 /**************************************************************************
 591  *                              midiOutCacheDrumPatches [WINMM.@]
 592  */
 593 UINT WINAPI midiOutCacheDrumPatches(HMIDIOUT hMidiOut, UINT uPatch,
 594                                     WORD* lpwKeyArray, UINT uFlags)
 595 {
 596     FIXME("(%p, %u, %p, %x): Stub\n", hMidiOut, uPatch, lpwKeyArray, uFlags);
 597     return MMSYSERR_NOTSUPPORTED;
 598 }
 599
 600 /**************************************************************************
 601  *                              midiOutGetID            [WINMM.@]
 602  */
 603 UINT WINAPI midiOutGetID(HMIDIOUT hMidiOut, UINT* lpuDeviceID)
 604 {
 605     LPWINE_MLD          wmld;
 606
 607     TRACE("(%p, %p)\n", hMidiOut, lpuDeviceID);
 608
 609     if (lpuDeviceID == NULL) return MMSYSERR_INVALPARAM;
 610     if ((wmld = MMDRV_Get(hMidiOut, MMDRV_MIDIOUT, FALSE)) == NULL)
 611         return MMSYSERR_INVALHANDLE;
 612
 613     *lpuDeviceID = wmld->uDeviceID;
 614     return MMSYSERR_NOERROR;
 615 }
 616
 617 /**************************************************************************
 618  *                              midiOutMessage          [WINMM.@]
 619  */
 620 UINT WINAPI midiOutMessage(HMIDIOUT hMidiOut, UINT uMessage,
 621                            DWORD_PTR dwParam1, DWORD_PTR dwParam2)
 622 {
 623     LPWINE_MLD          wmld;
 624
 625     TRACE("(%p, %04X, %08lX, %08lX)\n", hMidiOut, uMessage, dwParam1, dwParam2);
 626
 627     if ((wmld = MMDRV_Get(hMidiOut, MMDRV_MIDIOUT, FALSE)) == NULL) {
 628         /* HACK... */
 629         if (uMessage == 0x0001) {
 630             *(LPDWORD)dwParam1 = 1;
 631             return 0;
 632         }
 633         if ((wmld = MMDRV_Get(hMidiOut, MMDRV_MIDIOUT, TRUE)) != NULL) {
 634             return MMDRV_PhysicalFeatures(wmld, uMessage, dwParam1, dwParam2);
 635         }
 636         return MMSYSERR_INVALHANDLE;
 637     }
 638
 639     switch (uMessage) {
 640     case MODM_OPEN:
 641     case MODM_CLOSE:
 642         FIXME("can't handle OPEN or CLOSE message!\n");
 643         return MMSYSERR_NOTSUPPORTED;
 644     }
 645     return MMDRV_Message(wmld, uMessage, dwParam1, dwParam2);
 646 }
 647
 648 /**************************************************************************
 649  *                              midiInGetNumDevs        [WINMM.@]
 650  */
 651 UINT WINAPI midiInGetNumDevs(void)
 652 {
 653     return MMDRV_GetNum(MMDRV_MIDIIN);
 654 }
 655
 656 /**************************************************************************
 657  *                              midiInGetDevCapsW       [WINMM.@]
 658  */
 659 UINT WINAPI midiInGetDevCapsW(UINT_PTR uDeviceID, LPMIDIINCAPSW lpCaps, UINT uSize)
 660 {
 661     LPWINE_MLD  wmld;
 662
 663     TRACE("(%ld, %p, %d);\n", uDeviceID, lpCaps, uSize);
 664
 665     if (lpCaps == NULL) return MMSYSERR_INVALPARAM;
 666
 667     if ((wmld = MMDRV_Get((HANDLE)uDeviceID, MMDRV_MIDIIN, TRUE)) == NULL)
 668         return MMSYSERR_BADDEVICEID;
 669
 670    return MMDRV_Message(wmld, MIDM_GETDEVCAPS, (DWORD_PTR)lpCaps, uSize);
 671 }
 672
 673 /**************************************************************************
 674  *                              midiInGetDevCapsA       [WINMM.@]
 675  */
 676 UINT WINAPI midiInGetDevCapsA(UINT_PTR uDeviceID, LPMIDIINCAPSA lpCaps, UINT uSize)
 677 {
 678     MIDIINCAPSW         micW;
 679     UINT                ret;
 680
 681     if (lpCaps == NULL)        return MMSYSERR_INVALPARAM;
 682
 683     ret = midiInGetDevCapsW(uDeviceID, &micW, sizeof(micW));
 684
 685     if (ret == MMSYSERR_NOERROR) {
 686         MIDIINCAPSA micA;
 687         micA.wMid           = micW.wMid;
 688         micA.wPid           = micW.wPid;
 689         micA.vDriverVersion = micW.vDriverVersion;
 690         WideCharToMultiByte( CP_ACP, 0, micW.szPname, -1, micA.szPname,
 691                              sizeof(micA.szPname), NULL, NULL );
 692         micA.dwSupport      = micW.dwSupport;
 693         memcpy(lpCaps, &micA, min(uSize, sizeof(micA)));
 694     }
 695     return ret;
 696 }
 697
 698 /**************************************************************************
 699  *                              midiInOpen              [WINMM.@]
 700  */
 701 UINT WINAPI midiInOpen(HMIDIIN* lphMidiIn, UINT uDeviceID,
 702                        DWORD_PTR dwCallback, DWORD_PTR dwInstance, DWORD dwFlags)
 703 {
 704     HANDLE              hMidiIn;
 705     LPWINE_MIDI         lpwm;
 706     DWORD               dwRet;
 707
 708     TRACE("(%p, %d, %08lX, %08lX, %08X);\n",
 709           lphMidiIn, uDeviceID, dwCallback, dwInstance, dwFlags);
 710
 711     if (lphMidiIn != NULL) *lphMidiIn = 0;
 712
 713     dwRet = WINMM_CheckCallback(dwCallback, dwFlags, FALSE);
 714     if (dwRet != MMSYSERR_NOERROR)
 715         return dwRet;
 716
 717     lpwm = (LPWINE_MIDI)MMDRV_Alloc(sizeof(WINE_MIDI), MMDRV_MIDIIN, &hMidiIn,
 718                                     &dwFlags, &dwCallback, &dwInstance);
 719
 720     if (lpwm == NULL)
 721         return MMSYSERR_NOMEM;
 722
 723     lpwm->mod.hMidi = hMidiIn;
 724     lpwm->mod.dwCallback = dwCallback;
 725     lpwm->mod.dwInstance = dwInstance;
 726
 727     lpwm->mld.uDeviceID = uDeviceID;
 728     dwRet = MMDRV_Open(&lpwm->mld, MIDM_OPEN, (DWORD_PTR)&lpwm->mod, dwFlags);
 729
 730     if (dwRet != MMSYSERR_NOERROR) {
 731         MMDRV_Free(hMidiIn, &lpwm->mld);
 732         hMidiIn = 0;
 733     }
 734     if (lphMidiIn != NULL) *lphMidiIn = hMidiIn;
 735     TRACE("=> %d hMidi=%p\n", dwRet, hMidiIn);
 736
 737     return dwRet;
 738 }
 739
 740 /**************************************************************************
 741  *                              midiInClose             [WINMM.@]
 742  */
 743 UINT WINAPI midiInClose(HMIDIIN hMidiIn)
 744 {
 745     LPWINE_MLD          wmld;
 746     DWORD               dwRet;
 747
 748     TRACE("(%p)\n", hMidiIn);
 749
 750     if ((wmld = MMDRV_Get(hMidiIn, MMDRV_MIDIIN, FALSE)) == NULL)
 751         return MMSYSERR_INVALHANDLE;
 752
 753     dwRet = MMDRV_Close(wmld, MIDM_CLOSE);
 754     MMDRV_Free(hMidiIn, wmld);
 755     return dwRet;
 756 }
 757
 758 /**************************************************************************
 759  *                              midiInPrepareHeader     [WINMM.@]
 760  */
 761 UINT WINAPI midiInPrepareHeader(HMIDIIN hMidiIn,
 762                                 MIDIHDR* lpMidiInHdr, UINT uSize)
 763 {
 764     LPWINE_MLD          wmld;
 765
 766     TRACE("(%p, %p, %d)\n", hMidiIn, lpMidiInHdr, uSize);
 767
 768     if ((wmld = MMDRV_Get(hMidiIn, MMDRV_MIDIIN, FALSE)) == NULL)
 769         return MMSYSERR_INVALHANDLE;
 770
 771     return MMDRV_Message(wmld, MIDM_PREPARE, (DWORD_PTR)lpMidiInHdr, uSize);
 772 }
 773
 774 /**************************************************************************
 775  *                              midiInUnprepareHeader   [WINMM.@]
 776  */
 777 UINT WINAPI midiInUnprepareHeader(HMIDIIN hMidiIn,
 778                                   MIDIHDR* lpMidiInHdr, UINT uSize)
 779 {
 780     LPWINE_MLD          wmld;
 781
 782     TRACE("(%p, %p, %d)\n", hMidiIn, lpMidiInHdr, uSize);
 783
 784     if ((wmld = MMDRV_Get(hMidiIn, MMDRV_MIDIIN, FALSE)) == NULL)
 785         return MMSYSERR_INVALHANDLE;
 786
 787     return MMDRV_Message(wmld, MIDM_UNPREPARE, (DWORD_PTR)lpMidiInHdr, uSize);
 788 }
 789
 790 /**************************************************************************
 791  *                              midiInAddBuffer         [WINMM.@]
 792  */
 793 UINT WINAPI midiInAddBuffer(HMIDIIN hMidiIn,
 794                             MIDIHDR* lpMidiInHdr, UINT uSize)
 795 {
 796     LPWINE_MLD          wmld;
 797
 798     TRACE("(%p, %p, %d)\n", hMidiIn, lpMidiInHdr, uSize);
 799
 800     if ((wmld = MMDRV_Get(hMidiIn, MMDRV_MIDIIN, FALSE)) == NULL)
 801         return MMSYSERR_INVALHANDLE;
 802
 803     return MMDRV_Message(wmld, MIDM_ADDBUFFER, (DWORD_PTR)lpMidiInHdr, uSize);
 804 }
 805
 806 /**************************************************************************
 807  *                              midiInStart                     [WINMM.@]
 808  */
 809 UINT WINAPI midiInStart(HMIDIIN hMidiIn)
 810 {
 811     LPWINE_MLD          wmld;
 812
 813     TRACE("(%p)\n", hMidiIn);
 814
 815     if ((wmld = MMDRV_Get(hMidiIn, MMDRV_MIDIIN, FALSE)) == NULL)
 816         return MMSYSERR_INVALHANDLE;
 817
 818     return MMDRV_Message(wmld, MIDM_START, 0L, 0L);
 819 }
 820
 821 /**************************************************************************
 822  *                              midiInStop                      [WINMM.@]
 823  */
 824 UINT WINAPI midiInStop(HMIDIIN hMidiIn)
 825 {
 826     LPWINE_MLD          wmld;
 827
 828     TRACE("(%p)\n", hMidiIn);
 829
 830     if ((wmld = MMDRV_Get(hMidiIn, MMDRV_MIDIIN, FALSE)) == NULL)
 831         return MMSYSERR_INVALHANDLE;
 832
 833     return MMDRV_Message(wmld, MIDM_STOP, 0L, 0L);
 834 }
 835
 836 /**************************************************************************
 837  *                              midiInReset                     [WINMM.@]
 838  */
 839 UINT WINAPI midiInReset(HMIDIIN hMidiIn)
 840 {
 841     LPWINE_MLD          wmld;
 842
 843     TRACE("(%p)\n", hMidiIn);
 844
 845     if ((wmld = MMDRV_Get(hMidiIn, MMDRV_MIDIIN, FALSE)) == NULL)
 846         return MMSYSERR_INVALHANDLE;
 847
 848     return MMDRV_Message(wmld, MIDM_RESET, 0L, 0L);
 849 }
 850
 851 /**************************************************************************
 852  *                              midiInGetID                     [WINMM.@]
 853  */
 854 UINT WINAPI midiInGetID(HMIDIIN hMidiIn, UINT* lpuDeviceID)
 855 {
 856     LPWINE_MLD          wmld;
 857
 858     TRACE("(%p, %p)\n", hMidiIn, lpuDeviceID);
 859
 860     if (lpuDeviceID == NULL) return MMSYSERR_INVALPARAM;
 861
 862     if ((wmld = MMDRV_Get(hMidiIn, MMDRV_MIDIIN, TRUE)) == NULL)
 863         return MMSYSERR_INVALHANDLE;
 864
 865     *lpuDeviceID = wmld->uDeviceID;
 866
 867     return MMSYSERR_NOERROR;
 868 }
 869
 870 /**************************************************************************
 871  *                              midiInMessage           [WINMM.@]
 872  */
 873 UINT WINAPI midiInMessage(HMIDIIN hMidiIn, UINT uMessage,
 874                           DWORD_PTR dwParam1, DWORD_PTR dwParam2)
 875 {
 876     LPWINE_MLD          wmld;
 877
 878     TRACE("(%p, %04X, %08lX, %08lX)\n", hMidiIn, uMessage, dwParam1, dwParam2);
 879
 880     if ((wmld = MMDRV_Get(hMidiIn, MMDRV_MIDIIN, FALSE)) == NULL)
 881         return MMSYSERR_INVALHANDLE;
 882
 883     switch (uMessage) {
 884     case MIDM_OPEN:
 885     case MIDM_CLOSE:
 886         FIXME("can't handle OPEN or CLOSE message!\n");
 887         return MMSYSERR_NOTSUPPORTED;
 888     }
 889     return MMDRV_Message(wmld, uMessage, dwParam1, dwParam2);
 890 }
 891
 892 /**************************************************************************
 893  *                              midiConnect                     [WINMM.@]
 894  */
 895 MMRESULT WINAPI midiConnect(HMIDI hMidi, HMIDIOUT hmo, LPVOID pReserved)
 896 {
 897     FIXME("(%p, %p, %p): Stub\n", hMidi, hmo, pReserved);
 898     return MMSYSERR_ERROR;
 899 }
 900
 901 /**************************************************************************
 902  *                              midiDisconnect                  [WINMM.@]
 903  */
 904 MMRESULT WINAPI midiDisconnect(HMIDI hMidi, HMIDIOUT hmo, LPVOID pReserved)
 905 {
 906     FIXME("(%p, %p, %p): Stub\n", hMidi, hmo, pReserved);
 907     return MMSYSERR_ERROR;
 908 }
 909
 910 typedef struct WINE_MIDIStream {
 911     HMIDIOUT                    hDevice;
 912     HANDLE                      hThread;
 913     DWORD                       dwThreadID;
 914     DWORD                       dwTempo;
 915     DWORD                       dwTimeDiv;
 916     DWORD                       dwPositionMS;
 917     DWORD                       dwPulses;
 918     DWORD                       dwStartTicks;
 919     WORD                        wFlags;
 920     HANDLE                      hEvent;
 921     LPMIDIHDR                   lpMidiHdr;
 922 } WINE_MIDIStream;
 923
 924 #define WINE_MSM_HEADER         (WM_USER+0)
 925 #define WINE_MSM_STOP           (WM_USER+1)
 926 #define WINE_MSM_PAUSE          (WM_USER+2)
 927 #define WINE_MSM_RESUME         (WM_USER+3)
 928
 929 /**************************************************************************
 930  *                              MMSYSTEM_GetMidiStream          [internal]
 931  */
 932 static  BOOL    MMSYSTEM_GetMidiStream(HMIDISTRM hMidiStrm, WINE_MIDIStream** lpMidiStrm, WINE_MIDI** lplpwm)
 933 {
 934     WINE_MIDI* lpwm = (LPWINE_MIDI)MMDRV_Get(hMidiStrm, MMDRV_MIDIOUT, FALSE);
 935
 936     if (lplpwm)
 937         *lplpwm = lpwm;
 938
 939     if (lpwm == NULL) {
 940         return FALSE;
 941     }
 942
 943     *lpMidiStrm = (WINE_MIDIStream*)lpwm->mod.rgIds.dwStreamID;
 944
 945     return *lpMidiStrm != NULL;
 946 }
 947
 948 /**************************************************************************
 949  *                              MMSYSTEM_MidiStream_Convert     [internal]
 950  */
 951 static  DWORD   MMSYSTEM_MidiStream_Convert(WINE_MIDIStream* lpMidiStrm, DWORD pulse)
 952 {
 953     DWORD       ret = 0;
 954
 955     if (lpMidiStrm->dwTimeDiv == 0) {
 956         FIXME("Shouldn't happen. lpMidiStrm->dwTimeDiv = 0\n");
 957     } else if (lpMidiStrm->dwTimeDiv > 0x8000) { /* SMPTE, unchecked FIXME? */
 958         int     nf = -(char)HIBYTE(lpMidiStrm->dwTimeDiv);      /* number of frames     */
 959         int     nsf = LOBYTE(lpMidiStrm->dwTimeDiv);            /* number of sub-frames */
 960         ret = (pulse * 1000) / (nf * nsf);
 961     } else {
 962         ret = (DWORD)((double)pulse * ((double)lpMidiStrm->dwTempo / 1000) /
 963                       (double)lpMidiStrm->dwTimeDiv);
 964     }
 965
 966     return ret;
 967 }
 968
 969 /**************************************************************************
 970  *                      MMSYSTEM_MidiStream_MessageHandler      [internal]
 971  */
 972 static  BOOL    MMSYSTEM_MidiStream_MessageHandler(WINE_MIDIStream* lpMidiStrm, LPWINE_MIDI lpwm, LPMSG msg)
 973 {
 974     LPMIDIHDR   lpMidiHdr;
 975     LPMIDIHDR*  lpmh;
 976     LPBYTE      lpData;
 977     BOOL        paused = FALSE;
 978
 979     for (;;) {
 980         switch (msg->message) {
 981         case WM_QUIT:
 982             return FALSE;
 983         case WINE_MSM_STOP:
 984             TRACE("STOP\n");
 985             /* this is not quite what MS doc says... */
 986             midiOutReset(lpMidiStrm->hDevice);
 987             /* empty list of already submitted buffers */
 988             lpMidiHdr = lpMidiStrm->lpMidiHdr;
 989             lpMidiStrm->lpMidiHdr = NULL;
 990             while (lpMidiHdr) {
 991                 LPMIDIHDR lphdr = lpMidiHdr;
 992                 lpMidiHdr = lpMidiHdr->lpNext;
 993                 lphdr->dwFlags |= MHDR_DONE;
 994                 lphdr->dwFlags &= ~MHDR_INQUEUE;
 995
 996                 DriverCallback(lpwm->mod.dwCallback, lpMidiStrm->wFlags,
 997                                (HDRVR)lpMidiStrm->hDevice, MM_MOM_DONE,
 998                                lpwm->mod.dwInstance, (DWORD_PTR)lphdr, 0);
 999             }
1000             return TRUE;
1001         case WINE_MSM_RESUME:
1002             /* FIXME: send out cc64 0 (turn off sustain pedal) on every channel */
1003             lpMidiStrm->dwStartTicks = GetTickCount() - lpMidiStrm->dwPositionMS;
1004             return TRUE;
1005         case WINE_MSM_PAUSE:
1006             /* FIXME: send out cc64 0 (turn off sustain pedal) on every channel */
1007             paused = TRUE;
1008             break;
1009         /* FIXME(EPP): "I don't understand the content of the first MIDIHDR sent
1010          * by native mcimidi, it doesn't look like a correct one".
1011          * this trick allows us to throw it away... but I don't like it.
1012          * It looks like part of the file I'm trying to play and definitively looks
1013          * like raw midi content.
1014          * I'd really like to understand why native mcimidi sends it. Perhaps a bad
1015          * synchronization issue where native mcimidi is still processing raw MIDI
1016          * content before generating MIDIEVENTs ?
1017          *
1018          * 4c 04 89 3b 00 81 7c 99 3b 43 00 99 23 5e 04 89 L..;..|.;C..#^..
1019          * 3b 00 00 89 23 00 7c 99 3b 45 00 99 28 62 04 89 ;...#.|.;E..(b..
1020          * 3b 00 00 89 28 00 81 7c 99 3b 4e 00 99 23 5e 04 ;...(..|.;N..#^.
1021          * 89 3b 00 00 89 23 00 7c 99 3b 45 00 99 23 78 04 .;...#.|.;E..#x.
1022          * 89 3b 00 00 89 23 00 81 7c 99 3b 48 00 99 23 5e .;...#..|.;H..#^
1023          * 04 89 3b 00 00 89 23 00 7c 99 3b 4e 00 99 28 62 ..;...#.|.;N..(b
1024          * 04 89 3b 00 00 89 28 00 81 7c 99 39 4c 00 99 23 ..;...(..|.9L..#
1025          * 5e 04 89 39 00 00 89 23 00 82 7c 99 3b 4c 00 99 ^..9...#..|.;L..
1026          * 23 5e 04 89 3b 00 00 89 23 00 7c 99 3b 48 00 99 #^..;...#.|.;H..
1027          * 28 62 04 89 3b 00 00 89 28 00 81 7c 99 3b 3f 04 (b..;...(..|.;?.
1028          * 89 3b 00 1c 99 23 5e 04 89 23 00 5c 99 3b 45 00 .;...#^..#.\.;E.
1029          * 99 23 78 04 89 3b 00 00 89 23 00 81 7c 99 3b 46 .#x..;...#..|.;F
1030          * 00 99 23 5e 04 89 3b 00 00 89 23 00 7c 99 3b 48 ..#^..;...#.|.;H
1031          * 00 99 28 62 04 89 3b 00 00 89 28 00 81 7c 99 3b ..(b..;...(..|.;
1032          * 46 00 99 23 5e 04 89 3b 00 00 89 23 00 7c 99 3b F..#^..;...#.|.;
1033          * 48 00 99 23 78 04 89 3b 00 00 89 23 00 81 7c 99 H..#x..;...#..|.
1034          * 3b 4c 00 99 23 5e 04 89 3b 00 00 89 23 00 7c 99 ;L..#^..;...#.|.
1035          */
1036         case WINE_MSM_HEADER:
1037             /* sets initial tick count for first MIDIHDR */
1038             if (!lpMidiStrm->dwStartTicks)
1039                 lpMidiStrm->dwStartTicks = GetTickCount();
1040             lpMidiHdr = (LPMIDIHDR)msg->lParam;
1041             lpData = (LPBYTE)lpMidiHdr->lpData;
1042             TRACE("Adding %s lpMidiHdr=%p [lpData=0x%p dwBytesRecorded=%u/%u dwFlags=0x%08x size=%lu]\n",
1043                   (lpMidiHdr->dwFlags & MHDR_ISSTRM) ? "stream" : "regular", lpMidiHdr,
1044                   lpData, lpMidiHdr->dwBytesRecorded, lpMidiHdr->dwBufferLength,
1045                   lpMidiHdr->dwFlags, msg->wParam);
1046 #if 0
1047             /* dumps content of lpMidiHdr->lpData
1048              * FIXME: there should be a debug routine somewhere that already does this
1049              */
1050             for (dwToGo = 0; dwToGo < lpMidiHdr->dwBufferLength; dwToGo += 16) {
1051                 DWORD       i;
1052                 BYTE        ch;
1053
1054                 for (i = 0; i < min(16, lpMidiHdr->dwBufferLength - dwToGo); i++)
1055                     printf("%02x ", lpData[dwToGo + i]);
1056                 for (; i < 16; i++)
1057                     printf("   ");
1058                 for (i = 0; i < min(16, lpMidiHdr->dwBufferLength - dwToGo); i++) {
1059                     ch = lpData[dwToGo + i];
1060                     printf("%c", (ch >= 0x20 && ch <= 0x7F) ? ch : '.');
1061                 }
1062                 printf("\n");
1063             }
1064 #endif
1065             if (((LPMIDIEVENT)lpData)->dwStreamID != 0 &&
1066                 ((LPMIDIEVENT)lpData)->dwStreamID != 0xFFFFFFFF &&
1067                 ((LPMIDIEVENT)lpData)->dwStreamID != (DWORD)lpMidiStrm) {
1068                 FIXME("Dropping bad %s lpMidiHdr (streamID=%08x)\n",
1069                       (lpMidiHdr->dwFlags & MHDR_ISSTRM) ? "stream" : "regular",
1070                       ((LPMIDIEVENT)lpData)->dwStreamID);
1071                 lpMidiHdr->dwFlags &= ~MHDR_INQUEUE;
1072                 lpMidiHdr->dwFlags |= MHDR_DONE;
1073
1074                 DriverCallback(lpwm->mod.dwCallback, lpMidiStrm->wFlags,
1075                                (HDRVR)lpMidiStrm->hDevice, MM_MOM_DONE,
1076                                lpwm->mod.dwInstance, (DWORD_PTR)lpMidiHdr, 0);
1077                 break;
1078             }
1079
1080             lpMidiHdr->lpNext = 0;
1081             for (lpmh = &lpMidiStrm->lpMidiHdr; *lpmh; lpmh = &(*lpmh)->lpNext);
1082             *lpmh = lpMidiHdr;
1083             break;
1084         default:
1085             FIXME("Unknown message %d\n", msg->message);
1086             break;
1087         }
1088         if (!paused)
1089             return TRUE;
1090         GetMessageA(msg, 0, 0, 0);
1091     }
1092 }
1093
1094 /**************************************************************************
1095  *                              MMSYSTEM_MidiStream_Player      [internal]
1096  */
1097 static  DWORD   CALLBACK        MMSYSTEM_MidiStream_Player(LPVOID pmt)
1098 {
1099     WINE_MIDIStream*    lpMidiStrm = pmt;
1100     WINE_MIDI*          lpwm;
1101     MSG                 msg;
1102     DWORD               dwToGo;
1103     DWORD               dwCurrTC;
1104     LPMIDIHDR           lpMidiHdr;
1105     DWORD               dwOffset;
1106
1107     TRACE("(%p)!\n", lpMidiStrm);
1108
1109     if (!lpMidiStrm ||
1110         (lpwm = (LPWINE_MIDI)MMDRV_Get(lpMidiStrm->hDevice, MMDRV_MIDIOUT, FALSE)) == NULL)
1111         goto the_end;
1112
1113     /* force thread's queue creation */
1114     PeekMessageA(&msg, 0, 0, 0, PM_NOREMOVE);
1115
1116     lpMidiStrm->dwStartTicks = 0;
1117     lpMidiStrm->dwPulses = 0;
1118
1119     lpMidiStrm->lpMidiHdr = 0;
1120
1121     /* midiStreamOpen is waiting for ack */
1122     SetEvent(lpMidiStrm->hEvent);
1123
1124 start_header:
1125     lpMidiHdr = lpMidiStrm->lpMidiHdr;
1126     if (!lpMidiHdr) {
1127         /* for first message, block until one arrives, then process all that are available */
1128         GetMessageA(&msg, 0, 0, 0);
1129         do {
1130             if (!MMSYSTEM_MidiStream_MessageHandler(lpMidiStrm, lpwm, &msg))
1131                 goto the_end;
1132         } while (PeekMessageA(&msg, 0, 0, 0, PM_REMOVE));
1133         goto start_header;
1134     }
1135
1136     dwOffset = 0;
1137     while (dwOffset + offsetof(MIDIEVENT,dwParms) <= lpMidiHdr->dwBytesRecorded) {
1138         LPMIDIEVENT me = (LPMIDIEVENT)(lpMidiHdr->lpData+dwOffset);
1139
1140         /* do we have to wait ? */
1141         if (me->dwDeltaTime) {
1142             lpMidiStrm->dwPositionMS += MMSYSTEM_MidiStream_Convert(lpMidiStrm, me->dwDeltaTime);
1143             lpMidiStrm->dwPulses += me->dwDeltaTime;
1144
1145             dwToGo = lpMidiStrm->dwStartTicks + lpMidiStrm->dwPositionMS;
1146
1147             TRACE("%u/%u/%u\n", dwToGo, GetTickCount(), me->dwDeltaTime);
1148             while (dwToGo - (dwCurrTC = GetTickCount()) <= MAXLONG) {
1149                 if (MsgWaitForMultipleObjects(0, NULL, FALSE, dwToGo - dwCurrTC, QS_ALLINPUT) == WAIT_OBJECT_0) {
1150                     /* got a message, handle it */
1151                     while (PeekMessageA(&msg, 0, 0, 0, PM_REMOVE)) {
1152                         if (!MMSYSTEM_MidiStream_MessageHandler(lpMidiStrm, lpwm, &msg))
1153                             goto the_end;
1154                         /* is lpMidiHdr still current? */
1155                         if (lpMidiHdr != lpMidiStrm->lpMidiHdr) {
1156                             goto start_header;
1157                         }
1158                     }
1159                 } else {
1160                     /* timeout, so me->dwDeltaTime is elapsed, can break the while loop */
1161                     break;
1162                 }
1163             }
1164         }
1165         switch (MEVT_EVENTTYPE(me->dwEvent & ~MEVT_F_CALLBACK)) {
1166         case MEVT_COMMENT:
1167             FIXME("NIY: MEVT_COMMENT\n");
1168             /* do nothing, skip bytes */
1169             break;
1170         case MEVT_LONGMSG:
1171             midiOutLongMsg(lpMidiStrm->hDevice, lpMidiStrm->lpMidiHdr, MEVT_EVENTPARM(me->dwEvent));
1172             break;
1173         case MEVT_NOP:
1174             break;
1175         case MEVT_SHORTMSG:
1176             midiOutShortMsg(lpMidiStrm->hDevice, MEVT_EVENTPARM(me->dwEvent));
1177             break;
1178         case MEVT_TEMPO:
1179             lpMidiStrm->dwTempo = MEVT_EVENTPARM(me->dwEvent);
1180             break;
1181         case MEVT_VERSION:
1182             break;
1183         default:
1184             FIXME("Unknown MEVT (0x%02x)\n", MEVT_EVENTTYPE(me->dwEvent & ~MEVT_F_CALLBACK));
1185             break;
1186         }
1187         if (me->dwEvent & MEVT_F_CALLBACK) {
1188             /* native fills dwOffset regardless of the cbMidiHdr size argument to midiStreamOut */
1189             lpMidiHdr->dwOffset = dwOffset;
1190             DriverCallback(lpwm->mod.dwCallback, lpMidiStrm->wFlags,
1191                            (HDRVR)lpMidiStrm->hDevice, MM_MOM_POSITIONCB,
1192                            lpwm->mod.dwInstance, (LPARAM)lpMidiHdr, 0L);
1193         }
1194         dwOffset += offsetof(MIDIEVENT,dwParms);
1195         if (me->dwEvent & MEVT_F_LONG)
1196             dwOffset += (MEVT_EVENTPARM(me->dwEvent) + 3) & ~3;
1197     }
1198     /* done with this header */
1199     lpMidiStrm->lpMidiHdr = lpMidiHdr->lpNext;
1200     lpMidiHdr->dwFlags |= MHDR_DONE;
1201     lpMidiHdr->dwFlags &= ~MHDR_INQUEUE;
1202
1203     DriverCallback(lpwm->mod.dwCallback, lpMidiStrm->wFlags,
1204                    (HDRVR)lpMidiStrm->hDevice, MM_MOM_DONE,
1205                    lpwm->mod.dwInstance, (DWORD_PTR)lpMidiHdr, 0);
1206     goto start_header;
1207
1208 the_end:
1209     TRACE("End of thread\n");
1210     return 0;
1211 }
1212
1213 /**************************************************************************
1214  *                              midiStreamClose                 [WINMM.@]
1215  */
1216 MMRESULT WINAPI midiStreamClose(HMIDISTRM hMidiStrm)
1217 {
1218     WINE_MIDIStream*    lpMidiStrm;
1219     MMRESULT            ret = 0;
1220
1221     TRACE("(%p)!\n", hMidiStrm);
1222
1223     if (!MMSYSTEM_GetMidiStream(hMidiStrm, &lpMidiStrm, NULL))
1224         return MMSYSERR_INVALHANDLE;
1225
1226     midiStreamStop(hMidiStrm);
1227     PostThreadMessageA(lpMidiStrm->dwThreadID, WM_QUIT, 0, 0);
1228     CloseHandle(lpMidiStrm->hEvent);
1229     if (lpMidiStrm->hThread) {
1230         if (GetCurrentThreadId() != lpMidiStrm->dwThreadID)
1231             WaitForSingleObject(lpMidiStrm->hThread, INFINITE);
1232         else {
1233             FIXME("leak from call within function callback\n");
1234             ret = MMSYSERR_HANDLEBUSY; /* yet don't signal it to app */
1235         }
1236         CloseHandle(lpMidiStrm->hThread);
1237     }
1238     if(!ret)
1239         HeapFree(GetProcessHeap(), 0, lpMidiStrm);
1240
1241     return midiOutClose((HMIDIOUT)hMidiStrm);
1242 }
1243
1244 /**************************************************************************
1245  *                              midiStreamOpen                  [WINMM.@]
1246  */
1247 MMRESULT WINAPI midiStreamOpen(HMIDISTRM* lphMidiStrm, LPUINT lpuDeviceID,
1248                                DWORD cMidi, DWORD_PTR dwCallback,
1249                                DWORD_PTR dwInstance, DWORD fdwOpen)
1250 {
1251     WINE_MIDIStream*    lpMidiStrm;
1252     MMRESULT            ret;
1253     MIDIOPENSTRMID      mosm;
1254     LPWINE_MIDI         lpwm;
1255     HMIDIOUT            hMidiOut;
1256
1257     TRACE("(%p, %p, %d, 0x%08lx, 0x%08lx, 0x%08x)!\n",
1258           lphMidiStrm, lpuDeviceID, cMidi, dwCallback, dwInstance, fdwOpen);
1259
1260     if (cMidi != 1 || lphMidiStrm == NULL || lpuDeviceID == NULL)
1261         return MMSYSERR_INVALPARAM;
1262
1263     ret = WINMM_CheckCallback(dwCallback, fdwOpen, FALSE);
1264     if (ret != MMSYSERR_NOERROR)
1265         return ret;
1266
1267     lpMidiStrm = HeapAlloc(GetProcessHeap(), 0, sizeof(WINE_MIDIStream));
1268     if (!lpMidiStrm)
1269         return MMSYSERR_NOMEM;
1270
1271     lpMidiStrm->dwTempo = 500000;
1272     lpMidiStrm->dwTimeDiv = 480;        /* 480 is 120 quarter notes per minute *//* FIXME ??*/
1273     lpMidiStrm->dwPositionMS = 0;
1274
1275     mosm.dwStreamID = (DWORD)lpMidiStrm;
1276     /* FIXME: the correct value is not allocated yet for MAPPER */
1277     mosm.wDeviceID  = *lpuDeviceID;
1278     lpwm = MIDI_OutAlloc(&hMidiOut, &dwCallback, &dwInstance, &fdwOpen, 1, &mosm);
1279     if (!lpwm) {
1280         HeapFree(GetProcessHeap(), 0, lpMidiStrm);
1281         return MMSYSERR_NOMEM;
1282     }
1283     lpMidiStrm->hDevice = hMidiOut;
1284     *lphMidiStrm = (HMIDISTRM)hMidiOut;
1285
1286     lpwm->mld.uDeviceID = *lpuDeviceID;
1287
1288     ret = MMDRV_Open(&lpwm->mld, MODM_OPEN, (DWORD_PTR)&lpwm->mod, fdwOpen);
1289     if (ret != MMSYSERR_NOERROR) {
1290         MMDRV_Free(hMidiOut, &lpwm->mld);
1291         HeapFree(GetProcessHeap(), 0, lpMidiStrm);
1292         return ret;
1293     }
1294
1295     lpMidiStrm->hEvent = CreateEventW(NULL, FALSE, FALSE, NULL);
1296     lpMidiStrm->wFlags = HIWORD(fdwOpen);
1297
1298     lpMidiStrm->hThread = CreateThread(NULL, 0, MMSYSTEM_MidiStream_Player,
1299                                        lpMidiStrm, 0, &(lpMidiStrm->dwThreadID));
1300
1301     if (!lpMidiStrm->hThread) {
1302         midiStreamClose((HMIDISTRM)hMidiOut);
1303         return MMSYSERR_NOMEM;
1304     }
1305     SetThreadPriority(lpMidiStrm->hThread, THREAD_PRIORITY_TIME_CRITICAL);
1306
1307     /* wait for thread to have started, and for its queue to be created */
1308     WaitForSingleObject(lpMidiStrm->hEvent, INFINITE);
1309
1310     PostThreadMessageA(lpMidiStrm->dwThreadID, WINE_MSM_PAUSE, 0, 0);
1311
1312     TRACE("=> (%u/%d) hMidi=%p ret=%d lpMidiStrm=%p\n",
1313           *lpuDeviceID, lpwm->mld.uDeviceID, *lphMidiStrm, ret, lpMidiStrm);
1314     return ret;
1315 }
1316
1317 /**************************************************************************
1318  *                              midiStreamOut                   [WINMM.@]
1319  */
1320 MMRESULT WINAPI midiStreamOut(HMIDISTRM hMidiStrm, LPMIDIHDR lpMidiHdr,
1321                               UINT cbMidiHdr)
1322 {
1323     WINE_MIDIStream*    lpMidiStrm;
1324     DWORD               ret = MMSYSERR_NOERROR;
1325
1326     TRACE("(%p, %p, %u)!\n", hMidiStrm, lpMidiHdr, cbMidiHdr);
1327
1328     if (cbMidiHdr < offsetof(MIDIHDR,dwOffset) || !lpMidiHdr || !lpMidiHdr->lpData
1329         || lpMidiHdr->dwBufferLength < lpMidiHdr->dwBytesRecorded
1330         || lpMidiHdr->dwBytesRecorded % 4 /* player expects DWORD padding */)
1331         return MMSYSERR_INVALPARAM;
1332     /* FIXME: Native additionally checks if the MIDIEVENTs in lpData
1333      * exactly fit dwBytesRecorded. */
1334
1335     if (!(lpMidiHdr->dwFlags & MHDR_PREPARED))
1336         return MIDIERR_UNPREPARED;
1337
1338     if (lpMidiHdr->dwFlags & MHDR_INQUEUE)
1339         return MIDIERR_STILLPLAYING;
1340
1341     if (!MMSYSTEM_GetMidiStream(hMidiStrm, &lpMidiStrm, NULL)) {
1342         ret = MMSYSERR_INVALHANDLE;
1343     } else {
1344         lpMidiHdr->dwFlags |= MHDR_ISSTRM | MHDR_INQUEUE;
1345         lpMidiHdr->dwFlags &= ~MHDR_DONE;
1346         if (!PostThreadMessageA(lpMidiStrm->dwThreadID,
1347                                 WINE_MSM_HEADER, cbMidiHdr,
1348                                 (LPARAM)lpMidiHdr)) {
1349             ERR("bad PostThreadMessageA\n");
1350             ret = MMSYSERR_ERROR;
1351         }
1352     }
1353     return ret;
1354 }
1355
1356 /**************************************************************************
1357  *                              midiStreamPause                 [WINMM.@]
1358  */
1359 MMRESULT WINAPI midiStreamPause(HMIDISTRM hMidiStrm)
1360 {
1361     WINE_MIDIStream*    lpMidiStrm;
1362     DWORD               ret = MMSYSERR_NOERROR;
1363
1364     TRACE("(%p)!\n", hMidiStrm);
1365
1366     if (!MMSYSTEM_GetMidiStream(hMidiStrm, &lpMidiStrm, NULL))
1367         return MMSYSERR_INVALHANDLE;
1368     PostThreadMessageA(lpMidiStrm->dwThreadID, WINE_MSM_PAUSE, 0, 0);
1369     return ret;
1370 }
1371
1372 /**************************************************************************
1373  *                              midiStreamPosition              [WINMM.@]
1374  */
1375 MMRESULT WINAPI midiStreamPosition(HMIDISTRM hMidiStrm, LPMMTIME lpMMT, UINT cbmmt)
1376 {
1377     WINE_MIDIStream*    lpMidiStrm;
1378     DWORD               ret = MMSYSERR_NOERROR;
1379
1380     TRACE("(%p, %p, %u)!\n", hMidiStrm, lpMMT, cbmmt);
1381
1382     if (!MMSYSTEM_GetMidiStream(hMidiStrm, &lpMidiStrm, NULL)) {
1383         ret = MMSYSERR_INVALHANDLE;
1384     } else if (lpMMT == NULL || cbmmt != sizeof(MMTIME)) {
1385         ret = MMSYSERR_INVALPARAM;
1386     } else {
1387         switch (lpMMT->wType) {
1388         default:
1389             FIXME("Unsupported time type %x\n", lpMMT->wType);
1390         /* fall through */
1391         case TIME_BYTES:
1392         case TIME_SAMPLES:
1393             lpMMT->wType = TIME_MS;
1394             /* fall through to alternative format */
1395         case TIME_MS:
1396             lpMMT->u.ms = lpMidiStrm->dwPositionMS;
1397             TRACE("=> %d ms\n", lpMMT->u.ms);
1398             break;
1399         case TIME_TICKS:
1400             lpMMT->u.ticks = lpMidiStrm->dwPulses;
1401             TRACE("=> %d ticks\n", lpMMT->u.ticks);
1402             break;
1403         }
1404     }
1405     return ret;
1406 }
1407
1408 /**************************************************************************
1409  *                              midiStreamProperty              [WINMM.@]
1410  */
1411 MMRESULT WINAPI midiStreamProperty(HMIDISTRM hMidiStrm, LPBYTE lpPropData, DWORD dwProperty)
1412 {
1413     WINE_MIDIStream*    lpMidiStrm;
1414     MMRESULT            ret = MMSYSERR_NOERROR;
1415
1416     TRACE("(%p, %p, %x)\n", hMidiStrm, lpPropData, dwProperty);
1417
1418     if (!MMSYSTEM_GetMidiStream(hMidiStrm, &lpMidiStrm, NULL)) {
1419         ret = MMSYSERR_INVALHANDLE;
1420     } else if ((dwProperty & (MIDIPROP_GET|MIDIPROP_SET)) == 0) {
1421         ret = MMSYSERR_INVALPARAM;
1422     } else if (dwProperty & MIDIPROP_TEMPO) {
1423         MIDIPROPTEMPO*  mpt = (MIDIPROPTEMPO*)lpPropData;
1424
1425         if (sizeof(MIDIPROPTEMPO) != mpt->cbStruct) {
1426             ret = MMSYSERR_INVALPARAM;
1427         } else if (dwProperty & MIDIPROP_SET) {
1428             lpMidiStrm->dwTempo = mpt->dwTempo;
1429             TRACE("Setting tempo to %d\n", mpt->dwTempo);
1430         } else if (dwProperty & MIDIPROP_GET) {
1431             mpt->dwTempo = lpMidiStrm->dwTempo;
1432             TRACE("Getting tempo <= %d\n", mpt->dwTempo);
1433         }
1434     } else if (dwProperty & MIDIPROP_TIMEDIV) {
1435         MIDIPROPTIMEDIV*        mptd = (MIDIPROPTIMEDIV*)lpPropData;
1436
1437         if (sizeof(MIDIPROPTIMEDIV) != mptd->cbStruct) {
1438             ret = MMSYSERR_INVALPARAM;
1439         } else if (dwProperty & MIDIPROP_SET) {
1440             lpMidiStrm->dwTimeDiv = mptd->dwTimeDiv;
1441             TRACE("Setting time div to %d\n", mptd->dwTimeDiv);
1442         } else if (dwProperty & MIDIPROP_GET) {
1443             mptd->dwTimeDiv = lpMidiStrm->dwTimeDiv;
1444             TRACE("Getting time div <= %d\n", mptd->dwTimeDiv);
1445         }
1446     } else {
1447         ret = MMSYSERR_INVALPARAM;
1448     }
1449
1450     return ret;
1451 }
1452
1453 /**************************************************************************
1454  *                              midiStreamRestart               [WINMM.@]
1455  */
1456 MMRESULT WINAPI midiStreamRestart(HMIDISTRM hMidiStrm)
1457 {
1458     WINE_MIDIStream*    lpMidiStrm;
1459     MMRESULT            ret = MMSYSERR_NOERROR;
1460
1461     TRACE("(%p)!\n", hMidiStrm);
1462
1463     if (!MMSYSTEM_GetMidiStream(hMidiStrm, &lpMidiStrm, NULL))
1464         return MMSYSERR_INVALHANDLE;
1465     PostThreadMessageA(lpMidiStrm->dwThreadID, WINE_MSM_RESUME, 0, 0);
1466     return ret;
1467 }
1468
1469 /**************************************************************************
1470  *                              midiStreamStop                  [WINMM.@]
1471  */
1472 MMRESULT WINAPI midiStreamStop(HMIDISTRM hMidiStrm)
1473 {
1474     WINE_MIDIStream*    lpMidiStrm;
1475     MMRESULT            ret = MMSYSERR_NOERROR;
1476
1477     TRACE("(%p)!\n", hMidiStrm);
1478
1479     if (!MMSYSTEM_GetMidiStream(hMidiStrm, &lpMidiStrm, NULL))
1480         return MMSYSERR_INVALHANDLE;
1481     PostThreadMessageA(lpMidiStrm->dwThreadID, WINE_MSM_STOP, 0, 0);
1482     return ret;
1483 }
1484
1485 struct mm_starter
1486 {
1487     LPTASKCALLBACK      cb;
1488     DWORD               client;
1489     HANDLE              event;
1490 };
1491
1492 static DWORD WINAPI mmTaskRun(void* pmt)
1493 {
1494     struct mm_starter mms;
1495
1496     memcpy(&mms, pmt, sizeof(struct mm_starter));
1497     HeapFree(GetProcessHeap(), 0, pmt);
1498     mms.cb(mms.client);
1499     if (mms.event) SetEvent(mms.event);
1500     return 0;
1501 }
1502
1503 /******************************************************************
1504  *              mmTaskCreate (WINMM.@)
1505  */
1506 UINT     WINAPI mmTaskCreate(LPTASKCALLBACK cb, HANDLE* ph, DWORD_PTR client)
1507 {
1508     HANDLE               hThread;
1509     HANDLE               hEvent = 0;
1510     struct mm_starter   *mms;
1511
1512     mms = HeapAlloc(GetProcessHeap(), 0, sizeof(struct mm_starter));
1513     if (mms == NULL) return TASKERR_OUTOFMEMORY;
1514
1515     mms->cb = cb;
1516     mms->client = client;
1517     if (ph) hEvent = CreateEventW(NULL, FALSE, FALSE, NULL);
1518     mms->event = hEvent;
1519
1520     hThread = CreateThread(0, 0, mmTaskRun, mms, 0, NULL);
1521     if (!hThread) {
1522         HeapFree(GetProcessHeap(), 0, mms);
1523         if (hEvent) CloseHandle(hEvent);
1524         return TASKERR_OUTOFMEMORY;
1525     }
1526     SetThreadPriority(hThread, THREAD_PRIORITY_TIME_CRITICAL);
1527     if (ph) *ph = hEvent;
1528     CloseHandle(hThread);
1529     return 0;
1530 }
1531
1532 /******************************************************************
1533  *              mmTaskBlock (WINMM.@)
1534  */
1535 VOID     WINAPI mmTaskBlock(DWORD tid)
1536 {
1537     MSG         msg;
1538
1539     do
1540     {
1541         GetMessageA(&msg, 0, 0, 0);
1542         if (msg.hwnd) DispatchMessageA(&msg);
1543     } while (msg.message != WM_USER);
1544 }
1545
1546 /******************************************************************
1547  *              mmTaskSignal (WINMM.@)
1548  */
1549 BOOL     WINAPI mmTaskSignal(DWORD tid)
1550 {
1551     return PostThreadMessageW(tid, WM_USER, 0, 0);
1552 }
1553
1554 /******************************************************************
1555  *              mmTaskYield (WINMM.@)
1556  */
1557 VOID     WINAPI mmTaskYield(VOID) {}
1558
1559 /******************************************************************
1560  *              mmGetCurrentTask (WINMM.@)
1561  */
1562 DWORD    WINAPI mmGetCurrentTask(VOID)
1563 {
1564     return GetCurrentThreadId();
1565 }