git.oblomov.eu Git - wine/blob - dlls/winmm/playsound.c

   1 /* -*- tab-width: 8; c-basic-offset: 4 -*- */
   2
   3 /*
   4  * MMSYSTEM 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 #include <stdarg.h>
  25 #include <string.h>
  26
  27 #include "windef.h"
  28 #include "winbase.h"
  29 #include "mmsystem.h"
  30 #include "wingdi.h"
  31 #include "winuser.h"
  32 #include "winreg.h"
  33 #include "winemm.h"
  34 #include "winternl.h"
  35
  36 #include "wine/debug.h"
  37
  38 WINE_DEFAULT_DEBUG_CHANNEL(winmm);
  39
  40 typedef struct tagWINE_PLAYSOUND
  41 {
  42     unsigned                    bLoop : 1,
  43                                 bAlloc : 1;
  44     LPCWSTR                     pszSound;
  45     HMODULE                     hMod;
  46     DWORD                       fdwSound;
  47     struct tagWINE_PLAYSOUND*   lpNext;
  48 } WINE_PLAYSOUND;
  49
  50 static WINE_PLAYSOUND *PlaySoundList;
  51 static BOOL bPlaySoundStop;
  52
  53 static HMMIO    get_mmioFromFile(LPCWSTR lpszName)
  54 {
  55     HMMIO       ret;
  56     WCHAR       buf[256];
  57     LPWSTR      dummy;
  58
  59     ret = mmioOpenW((LPWSTR)lpszName, NULL,
  60                     MMIO_ALLOCBUF | MMIO_READ | MMIO_DENYWRITE);
  61     if (ret != 0) return ret;
  62     if (SearchPathW(NULL, lpszName, NULL, sizeof(buf)/sizeof(buf[0]), buf, &dummy))
  63     {
  64         return mmioOpenW(buf, NULL,
  65                          MMIO_ALLOCBUF | MMIO_READ | MMIO_DENYWRITE);
  66     }
  67     return 0;
  68 }
  69
  70 static HMMIO    get_mmioFromProfile(UINT uFlags, LPCWSTR lpszName)
  71 {
  72     WCHAR       str[128];
  73     LPWSTR      ptr;
  74     HMMIO       hmmio;
  75     HKEY        hRegSnd, hRegApp, hScheme, hSnd;
  76     DWORD       err, type, count;
  77
  78     static const WCHAR  wszSounds[] = {'S','o','u','n','d','s',0};
  79     static const WCHAR  wszDefault[] = {'D','e','f','a','u','l','t',0};
  80     static const WCHAR  wszKey[] = {'A','p','p','E','v','e','n','t','s','\\',
  81                                     'S','c','h','e','m','e','s','\\',
  82                                     'A','p','p','s',0};
  83     static const WCHAR  wszDotDefault[] = {'.','D','e','f','a','u','l','t',0};
  84     static const WCHAR  wszDotCurrent[] = {'.','C','u','r','r','e','n','t',0};
  85     static const WCHAR  wszNull[] = {0};
  86
  87     TRACE("searching in SystemSound list for %s\n", debugstr_w(lpszName));
  88     GetProfileStringW(wszSounds, lpszName, wszNull, str, sizeof(str)/sizeof(str[0]));
  89     if (lstrlenW(str) == 0)
  90     {
  91         if (uFlags & SND_NODEFAULT) goto next;
  92         GetProfileStringW(wszSounds, wszDefault, wszNull, str, sizeof(str)/sizeof(str[0]));
  93         if (lstrlenW(str) == 0) goto next;
  94     }
  95     for (ptr = str; *ptr && *ptr != ','; ptr++);
  96     if (*ptr) *ptr = 0;
  97     hmmio = mmioOpenW(str, NULL, MMIO_ALLOCBUF | MMIO_READ | MMIO_DENYWRITE);
  98     if (hmmio != 0) return hmmio;
  99  next:
 100     /* we look up the registry under
 101      *      HKCU\AppEvents\Schemes\Apps\.Default
 102      *      HKCU\AppEvents\Schemes\Apps\<AppName>
 103      */
 104     if (RegOpenKeyW(HKEY_CURRENT_USER, wszKey, &hRegSnd) != 0) goto none;
 105     if (uFlags & SND_APPLICATION)
 106     {
 107         DWORD len;
 108
 109         err = 1; /* error */
 110         len = GetModuleFileNameW(0, str, sizeof(str)/sizeof(str[0]));
 111         if (len > 0 && len < sizeof(str)/sizeof(str[0]))
 112         {
 113             for (ptr = str + lstrlenW(str) - 1; ptr >= str; ptr--)
 114             {
 115                 if (*ptr == '.') *ptr = 0;
 116                 if (*ptr == '\\')
 117                 {
 118                     err = RegOpenKeyW(hRegSnd, ptr+1, &hRegApp);
 119                     break;
 120                 }
 121             }
 122         }
 123     }
 124     else
 125     {
 126         err = RegOpenKeyW(hRegSnd, wszDotDefault, &hRegApp);
 127     }
 128     RegCloseKey(hRegSnd);
 129     if (err != 0) goto none;
 130     err = RegOpenKeyW(hRegApp, lpszName, &hScheme);
 131     RegCloseKey(hRegApp);
 132     if (err != 0) goto none;
 133     /* what's the difference between .Current and .Default ? */
 134     err = RegOpenKeyW(hScheme, wszDotDefault, &hSnd);
 135     if (err != 0)
 136     {
 137         err = RegOpenKeyW(hScheme, wszDotCurrent, &hSnd);
 138         RegCloseKey(hScheme);
 139         if (err != 0)
 140             goto none;
 141     }
 142     count = sizeof(str)/sizeof(str[0]);
 143     err = RegQueryValueExW(hSnd, NULL, 0, &type, (LPBYTE)str, &count);
 144     RegCloseKey(hSnd);
 145     if (err != 0 || !*str) goto none;
 146     hmmio = mmioOpenW(str, NULL, MMIO_ALLOCBUF | MMIO_READ | MMIO_DENYWRITE);
 147     if (hmmio) return hmmio;
 148  none:
 149     WARN("can't find SystemSound=%s !\n", debugstr_w(lpszName));
 150     return 0;
 151 }
 152
 153 struct playsound_data
 154 {
 155     HANDLE      hEvent;
 156     LONG        dwEventCount;
 157 };
 158
 159 static void CALLBACK PlaySound_Callback(HWAVEOUT hwo, UINT uMsg,
 160                                         DWORD_PTR dwInstance,
 161                                         DWORD_PTR dwParam1, DWORD_PTR dwParam2)
 162 {
 163     struct playsound_data*      s = (struct playsound_data*)dwInstance;
 164
 165     switch (uMsg) {
 166     case WOM_OPEN:
 167     case WOM_CLOSE:
 168         break;
 169     case WOM_DONE:
 170         InterlockedIncrement(&s->dwEventCount);
 171         TRACE("Returning waveHdr=%lx\n", dwParam1);
 172         SetEvent(s->hEvent);
 173         break;
 174     default:
 175         ERR("Unknown uMsg=%d\n", uMsg);
 176     }
 177 }
 178
 179 static void PlaySound_WaitDone(struct playsound_data* s)
 180 {
 181     for (;;) {
 182         if (InterlockedDecrement(&s->dwEventCount) >= 0) break;
 183         InterlockedIncrement(&s->dwEventCount);
 184
 185         WaitForSingleObject(s->hEvent, INFINITE);
 186     }
 187 }
 188
 189 static BOOL PlaySound_IsString(DWORD fdwSound, const void* psz)
 190 {
 191     /* SND_RESOURCE is 0x40004 while
 192      * SND_MEMORY is 0x00004
 193      */
 194     switch (fdwSound & (SND_RESOURCE|SND_ALIAS_ID|SND_FILENAME))
 195     {
 196     case SND_RESOURCE:  return HIWORD(psz) != 0; /* by name or by ID ? */
 197     case SND_ALIAS_ID:
 198     case SND_MEMORY:    return FALSE;
 199     case SND_ALIAS:
 200     case SND_FILENAME:
 201     case SND_ALIAS|SND_FILENAME:
 202     case 0:             return TRUE;
 203     default:            FIXME("WTF\n"); return FALSE;
 204     }
 205 }
 206
 207 static void     PlaySound_Free(WINE_PLAYSOUND* wps)
 208 {
 209     WINE_PLAYSOUND**    p;
 210
 211     EnterCriticalSection(&WINMM_cs);
 212     for (p = &PlaySoundList; *p && *p != wps; p = &((*p)->lpNext));
 213     if (*p) *p = (*p)->lpNext;
 214     if (PlaySoundList == NULL) SetEvent(psLastEvent);
 215     LeaveCriticalSection(&WINMM_cs);
 216     if (wps->bAlloc) HeapFree(GetProcessHeap(), 0, (void*)wps->pszSound);
 217     HeapFree(GetProcessHeap(), 0, wps);
 218 }
 219
 220 static WINE_PLAYSOUND*  PlaySound_Alloc(const void* pszSound, HMODULE hmod,
 221                                         DWORD fdwSound, BOOL bUnicode)
 222 {
 223     WINE_PLAYSOUND* wps;
 224
 225     wps = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*wps));
 226     if (!wps) return NULL;
 227
 228     wps->hMod = hmod;
 229     wps->fdwSound = fdwSound;
 230     if (PlaySound_IsString(fdwSound, pszSound))
 231     {
 232         if (bUnicode)
 233         {
 234             if (fdwSound & SND_ASYNC)
 235             {
 236                 LPWSTR sound = HeapAlloc(GetProcessHeap(), 0,
 237                                          (lstrlenW(pszSound)+1) * sizeof(WCHAR));
 238                 if (!sound) goto oom_error;
 239                 wps->pszSound = lstrcpyW(sound, pszSound);
 240                 wps->bAlloc = TRUE;
 241             }
 242             else
 243                 wps->pszSound = pszSound;
 244         }
 245         else
 246         {
 247             UNICODE_STRING usBuffer;
 248             RtlCreateUnicodeStringFromAsciiz(&usBuffer, pszSound);
 249             wps->pszSound = usBuffer.Buffer;
 250             if (!wps->pszSound) goto oom_error;
 251             wps->bAlloc = TRUE;
 252         }
 253     }
 254     else
 255         wps->pszSound = pszSound;
 256
 257     return wps;
 258  oom_error:
 259     if (wps->bAlloc) HeapFree(GetProcessHeap(), 0, (void*)wps->pszSound);
 260     HeapFree(GetProcessHeap(), 0, wps);
 261     return NULL;
 262 }
 263
 264 static DWORD WINAPI proc_PlaySound(LPVOID arg)
 265 {
 266     WINE_PLAYSOUND*     wps = arg;
 267     BOOL                bRet = FALSE;
 268     HMMIO               hmmio = 0;
 269     MMCKINFO            ckMainRIFF;
 270     MMCKINFO            mmckInfo;
 271     LPWAVEFORMATEX      lpWaveFormat = NULL;
 272     HWAVEOUT            hWave = 0;
 273     LPWAVEHDR           waveHdr = NULL;
 274     INT                 count, bufsize, left, index;
 275     struct playsound_data       s;
 276     void*               data;
 277
 278     s.hEvent = 0;
 279
 280     TRACE("SoundName=%s !\n", debugstr_w(wps->pszSound));
 281
 282     /* if resource, grab it */
 283     if ((wps->fdwSound & SND_RESOURCE) == SND_RESOURCE) {
 284         static const WCHAR wszWave[] = {'W','A','V','E',0};
 285         HRSRC   hRes;
 286         HGLOBAL hGlob;
 287
 288         if ((hRes = FindResourceW(wps->hMod, wps->pszSound, wszWave)) == 0 ||
 289             (hGlob = LoadResource(wps->hMod, hRes)) == 0)
 290             goto errCleanUp;
 291         if ((data = LockResource(hGlob)) == NULL) {
 292             FreeResource(hGlob);
 293             goto errCleanUp;
 294         }
 295         FreeResource(hGlob);
 296     } else
 297         data = (void*)wps->pszSound;
 298
 299     /* construct an MMIO stream (either in memory, or from a file */
 300     if (wps->fdwSound & SND_MEMORY)
 301     { /* NOTE: SND_RESOURCE has the SND_MEMORY bit set */
 302         MMIOINFO        mminfo;
 303
 304         memset(&mminfo, 0, sizeof(mminfo));
 305         mminfo.fccIOProc = FOURCC_MEM;
 306         mminfo.pchBuffer = data;
 307         mminfo.cchBuffer = -1; /* FIXME: when a resource, could grab real size */
 308         TRACE("Memory sound %p\n", data);
 309         hmmio = mmioOpenW(NULL, &mminfo, MMIO_READ);
 310     }
 311     if (!hmmio && wps->fdwSound & SND_ALIAS)
 312     {
 313         if ((wps->fdwSound & SND_ALIAS_ID) == SND_ALIAS_ID)
 314         {
 315             static const WCHAR  wszSystemAsterisk[] = {'S','y','s','t','e','m','A','s','t','e','r','i','s','k',0};
 316             static const WCHAR  wszSystemDefault[] = {'S','y','s','t','e','m','D','e','f','a','u','l','t',0};
 317             static const WCHAR  wszSystemExclamation[] = {'S','y','s','t','e','m','E','x','c','l','a','m','a','t','i','o','n',0};
 318             static const WCHAR  wszSystemExit[] = {'S','y','s','t','e','m','E','x','i','t',0};
 319             static const WCHAR  wszSystemHand[] = {'S','y','s','t','e','m','H','a','n','d',0};
 320             static const WCHAR  wszSystemQuestion[] = {'S','y','s','t','e','m','Q','u','e','s','t','i','o','n',0};
 321             static const WCHAR  wszSystemStart[] = {'S','y','s','t','e','m','S','t','a','r','t',0};
 322             static const WCHAR  wszSystemWelcome[] = {'S','y','s','t','e','m','W','e','l','c','o','m','e',0};
 323
 324             wps->fdwSound &= ~(SND_ALIAS_ID ^ SND_ALIAS);
 325             if (wps->pszSound == (LPCWSTR)SND_ALIAS_SYSTEMASTERISK)
 326                 wps->pszSound = wszSystemAsterisk;
 327             else if (wps->pszSound == (LPCWSTR)SND_ALIAS_SYSTEMDEFAULT)
 328                 wps->pszSound = wszSystemDefault;
 329             else if (wps->pszSound == (LPCWSTR)SND_ALIAS_SYSTEMEXCLAMATION)
 330                 wps->pszSound = wszSystemExclamation;
 331             else if (wps->pszSound == (LPCWSTR)SND_ALIAS_SYSTEMEXIT)
 332                 wps->pszSound = wszSystemExit;
 333             else if (wps->pszSound == (LPCWSTR)SND_ALIAS_SYSTEMHAND)
 334                 wps->pszSound = wszSystemHand;
 335             else if (wps->pszSound == (LPCWSTR)SND_ALIAS_SYSTEMQUESTION)
 336                 wps->pszSound = wszSystemQuestion;
 337             else if (wps->pszSound == (LPCWSTR)SND_ALIAS_SYSTEMSTART)
 338                 wps->pszSound = wszSystemStart;
 339             else if (wps->pszSound == (LPCWSTR)SND_ALIAS_SYSTEMWELCOME)
 340                 wps->pszSound = wszSystemWelcome;
 341             else goto errCleanUp;
 342         }
 343         hmmio = get_mmioFromProfile(wps->fdwSound, wps->pszSound);
 344     }
 345     if (!hmmio && wps->fdwSound & SND_FILENAME)
 346     {
 347         hmmio = get_mmioFromFile(wps->pszSound);
 348     }
 349     if (!(wps->fdwSound & (SND_FILENAME|SND_ALIAS|SND_MEMORY)))
 350     {
 351         if ((hmmio = get_mmioFromProfile(wps->fdwSound | SND_NODEFAULT, wps->pszSound)) == 0)
 352         {
 353             if ((hmmio = get_mmioFromFile(wps->pszSound)) == 0)
 354             {
 355                 hmmio = get_mmioFromProfile(wps->fdwSound, wps->pszSound);
 356             }
 357         }
 358     }
 359     if (hmmio == 0) goto errCleanUp;
 360
 361     if (mmioDescend(hmmio, &ckMainRIFF, NULL, 0))
 362         goto errCleanUp;
 363
 364     TRACE("ParentChunk ckid=%.4s fccType=%.4s cksize=%08X\n",
 365           (LPSTR)&ckMainRIFF.ckid, (LPSTR)&ckMainRIFF.fccType, ckMainRIFF.cksize);
 366
 367     if ((ckMainRIFF.ckid != FOURCC_RIFF) ||
 368         (ckMainRIFF.fccType != mmioFOURCC('W', 'A', 'V', 'E')))
 369         goto errCleanUp;
 370
 371     mmckInfo.ckid = mmioFOURCC('f', 'm', 't', ' ');
 372     if (mmioDescend(hmmio, &mmckInfo, &ckMainRIFF, MMIO_FINDCHUNK))
 373         goto errCleanUp;
 374
 375     TRACE("Chunk Found ckid=%.4s fccType=%08x cksize=%08X\n",
 376           (LPSTR)&mmckInfo.ckid, mmckInfo.fccType, mmckInfo.cksize);
 377
 378     lpWaveFormat = HeapAlloc(GetProcessHeap(), 0, mmckInfo.cksize);
 379     if (!lpWaveFormat)
 380         goto errCleanUp;
 381     if (mmioRead(hmmio, (HPSTR)lpWaveFormat, mmckInfo.cksize) < sizeof(PCMWAVEFORMAT))
 382         goto errCleanUp;
 383
 384     TRACE("wFormatTag=%04X !\n",        lpWaveFormat->wFormatTag);
 385     TRACE("nChannels=%d\n",             lpWaveFormat->nChannels);
 386     TRACE("nSamplesPerSec=%d\n",        lpWaveFormat->nSamplesPerSec);
 387     TRACE("nAvgBytesPerSec=%d\n",       lpWaveFormat->nAvgBytesPerSec);
 388     TRACE("nBlockAlign=%d\n",           lpWaveFormat->nBlockAlign);
 389     TRACE("wBitsPerSample=%u !\n",      lpWaveFormat->wBitsPerSample);
 390
 391     /* move to end of 'fmt ' chunk */
 392     mmioAscend(hmmio, &mmckInfo, 0);
 393
 394     mmckInfo.ckid = mmioFOURCC('d', 'a', 't', 'a');
 395     if (mmioDescend(hmmio, &mmckInfo, &ckMainRIFF, MMIO_FINDCHUNK))
 396         goto errCleanUp;
 397
 398     TRACE("Chunk Found ckid=%.4s fccType=%08x cksize=%08X\n",
 399           (LPSTR)&mmckInfo.ckid, mmckInfo.fccType, mmckInfo.cksize);
 400
 401     s.hEvent = CreateEventW(NULL, FALSE, FALSE, NULL);
 402     if (!s.hEvent)
 403         goto errCleanUp;
 404
 405     if (waveOutOpen(&hWave, WAVE_MAPPER, lpWaveFormat, (DWORD_PTR)PlaySound_Callback,
 406                     (DWORD_PTR)&s, CALLBACK_FUNCTION) != MMSYSERR_NOERROR)
 407         goto errCleanUp;
 408
 409     /* make it so that 3 buffers per second are needed */
 410     bufsize = (((lpWaveFormat->nAvgBytesPerSec / 3) - 1) / lpWaveFormat->nBlockAlign + 1) *
 411         lpWaveFormat->nBlockAlign;
 412     waveHdr = HeapAlloc(GetProcessHeap(), 0, 2 * sizeof(WAVEHDR) + 2 * bufsize);
 413     if (!waveHdr)
 414         goto errCleanUp;
 415     waveHdr[0].lpData = (char*)waveHdr + 2 * sizeof(WAVEHDR);
 416     waveHdr[1].lpData = (char*)waveHdr + 2 * sizeof(WAVEHDR) + bufsize;
 417     waveHdr[0].dwUser = waveHdr[1].dwUser = 0L;
 418     waveHdr[0].dwLoops = waveHdr[1].dwLoops = 0L;
 419     waveHdr[0].dwFlags = waveHdr[1].dwFlags = 0L;
 420     waveHdr[0].dwBufferLength = waveHdr[1].dwBufferLength = bufsize;
 421     if (waveOutPrepareHeader(hWave, &waveHdr[0], sizeof(WAVEHDR)) ||
 422         waveOutPrepareHeader(hWave, &waveHdr[1], sizeof(WAVEHDR))) {
 423         goto errCleanUp;
 424     }
 425
 426     s.dwEventCount = 1L; /* for first buffer */
 427     index = 0;
 428
 429     do {
 430         left = mmckInfo.cksize;
 431
 432         mmioSeek(hmmio, mmckInfo.dwDataOffset, SEEK_SET);
 433         while (left)
 434         {
 435             if (bPlaySoundStop)
 436             {
 437                 waveOutReset(hWave);
 438                 wps->bLoop = FALSE;
 439                 break;
 440             }
 441             count = mmioRead(hmmio, waveHdr[index].lpData, min(bufsize, left));
 442             if (count < 1) break;
 443             left -= count;
 444             waveHdr[index].dwBufferLength = count;
 445             if (waveOutWrite(hWave, &waveHdr[index], sizeof(WAVEHDR)) == MMSYSERR_NOERROR) {
 446                 index ^= 1;
 447                 PlaySound_WaitDone(&s);
 448             }
 449             else {
 450                 ERR("Aborting play loop, waveOutWrite error\n");
 451                 wps->bLoop = FALSE;
 452                 break;
 453             }
 454         }
 455         bRet = TRUE;
 456     } while (wps->bLoop);
 457
 458     PlaySound_WaitDone(&s); /* to balance first buffer */
 459     waveOutReset(hWave);
 460
 461     waveOutUnprepareHeader(hWave, &waveHdr[0], sizeof(WAVEHDR));
 462     waveOutUnprepareHeader(hWave, &waveHdr[1], sizeof(WAVEHDR));
 463
 464 errCleanUp:
 465     TRACE("Done playing=%s => %s!\n", debugstr_w(wps->pszSound), bRet ? "ok" : "ko");
 466     HeapFree(GetProcessHeap(), 0, lpWaveFormat);
 467     if (hWave)          while (waveOutClose(hWave) == WAVERR_STILLPLAYING) Sleep(100);
 468     CloseHandle(s.hEvent);
 469     HeapFree(GetProcessHeap(), 0, waveHdr);
 470     if (hmmio)          mmioClose(hmmio, 0);
 471
 472     PlaySound_Free(wps);
 473
 474     return bRet;
 475 }
 476
 477 static BOOL MULTIMEDIA_PlaySound(const void* pszSound, HMODULE hmod, DWORD fdwSound, BOOL bUnicode)
 478 {
 479     WINE_PLAYSOUND*     wps = NULL;
 480
 481     TRACE("pszSound='%p' hmod=%p fdwSound=%08X\n",
 482           pszSound, hmod, fdwSound);
 483
 484     /* SND_NOWAIT is ignored in w95/2k/xp. */
 485     if ((fdwSound & SND_NOSTOP) && PlaySoundList != NULL)
 486         return FALSE;
 487
 488     /* alloc internal structure, if we need to play something */
 489     if (pszSound && !(fdwSound & SND_PURGE))
 490     {
 491         if (!(wps = PlaySound_Alloc(pszSound, hmod, fdwSound, bUnicode)))
 492             return FALSE;
 493     }
 494
 495     EnterCriticalSection(&WINMM_cs);
 496     /* since several threads can enter PlaySound in parallel, we're not
 497      * sure, at this point, that another thread didn't start a new playsound
 498      */
 499     while (PlaySoundList != NULL)
 500     {
 501         ResetEvent(psLastEvent);
 502         /* FIXME: doc says we have to stop all instances of pszSound if it's non
 503          * NULL... as of today, we stop all playing instances */
 504         bPlaySoundStop = TRUE;
 505
 506         LeaveCriticalSection(&WINMM_cs);
 507         WaitForSingleObject(psLastEvent, INFINITE);
 508         EnterCriticalSection(&WINMM_cs);
 509
 510         bPlaySoundStop = FALSE;
 511     }
 512
 513     if (wps) wps->lpNext = PlaySoundList;
 514     PlaySoundList = wps;
 515     LeaveCriticalSection(&WINMM_cs);
 516
 517     if (!wps) return TRUE;
 518
 519     if (fdwSound & SND_ASYNC)
 520     {
 521         HANDLE      handle;
 522         wps->bLoop = (fdwSound & SND_LOOP) ? TRUE : FALSE;
 523         if ((handle = CreateThread(NULL, 0, proc_PlaySound, wps, 0, NULL)) != 0) {
 524             SetThreadPriority(handle, THREAD_PRIORITY_TIME_CRITICAL);
 525             CloseHandle(handle);
 526             return TRUE;
 527         }
 528     }
 529     else return proc_PlaySound(wps);
 530
 531     /* error cases */
 532     PlaySound_Free(wps);
 533     return FALSE;
 534 }
 535
 536 /**************************************************************************
 537  *                              PlaySoundA              [WINMM.@]
 538  */
 539 BOOL WINAPI PlaySoundA(LPCSTR pszSoundA, HMODULE hmod, DWORD fdwSound)
 540 {
 541     return MULTIMEDIA_PlaySound(pszSoundA, hmod, fdwSound, FALSE);
 542 }
 543
 544 /**************************************************************************
 545  *                              PlaySoundW              [WINMM.@]
 546  */
 547 BOOL WINAPI PlaySoundW(LPCWSTR pszSoundW, HMODULE hmod, DWORD fdwSound)
 548 {
 549     return MULTIMEDIA_PlaySound(pszSoundW, hmod, fdwSound, TRUE);
 550 }
 551
 552 /**************************************************************************
 553  *                              sndPlaySoundA           [WINMM.@]
 554  */
 555 BOOL WINAPI sndPlaySoundA(LPCSTR pszSoundA, UINT uFlags)
 556 {
 557     uFlags &= SND_ASYNC|SND_LOOP|SND_MEMORY|SND_NODEFAULT|SND_NOSTOP|SND_SYNC;
 558     return MULTIMEDIA_PlaySound(pszSoundA, 0, uFlags, FALSE);
 559 }
 560
 561 /**************************************************************************
 562  *                              sndPlaySoundW           [WINMM.@]
 563  */
 564 BOOL WINAPI sndPlaySoundW(LPCWSTR pszSound, UINT uFlags)
 565 {
 566     uFlags &= SND_ASYNC|SND_LOOP|SND_MEMORY|SND_NODEFAULT|SND_NOSTOP|SND_SYNC;
 567     return MULTIMEDIA_PlaySound(pszSound, 0, uFlags, TRUE);
 568 }
 569
 570 /**************************************************************************
 571  *                              mmsystemGetVersion      [WINMM.@]
 572  */
 573 UINT WINAPI mmsystemGetVersion(void)
 574 {
 575     TRACE("3.10 (Win95?)\n");
 576     return 0x030a;
 577 }