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   1 /*                      DirectSound
   2  *
   3  * Copyright 1998 Marcus Meissner
   4  * Copyright 1998 Rob Riggs
   5  * Copyright 2000-2002 TransGaming Technologies, Inc.
   6  *
   7  * This library is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU Lesser General Public
   9  * License as published by the Free Software Foundation; either
  10  * version 2.1 of the License, or (at your option) any later version.
  11  *
  12  * This library is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * Lesser General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Lesser General Public
  18  * License along with this library; if not, write to the Free Software
  19  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  20  */
  21
  22 #include "config.h"
  23 #include <assert.h>
  24 #include <stdio.h>
  25 #include <sys/types.h>
  26 #include <sys/fcntl.h>
  27 #ifdef HAVE_UNISTD_H
  28 # include <unistd.h>
  29 #endif
  30 #include <stdlib.h>
  31 #include <string.h>
  32 #include <math.h>       /* Insomnia - pow() function */
  33
  34 #include "windef.h"
  35 #include "winbase.h"
  36 #include "wingdi.h"
  37 #include "winuser.h"
  38 #include "winerror.h"
  39 #include "mmsystem.h"
  40 #include "winternl.h"
  41 #include "mmddk.h"
  42 #include "wine/windef16.h"
  43 #include "wine/debug.h"
  44 #include "dsound.h"
  45 #include "dsdriver.h"
  46 #include "dsound_private.h"
  47
  48 WINE_DEFAULT_DEBUG_CHANNEL(dsound);
  49
  50 static HRESULT mmErr(UINT err)
  51 {
  52         switch(err) {
  53         case MMSYSERR_NOERROR:
  54                 return DS_OK;
  55         case MMSYSERR_ALLOCATED:
  56                 return DSERR_ALLOCATED;
  57         case MMSYSERR_INVALHANDLE:
  58                 return DSERR_GENERIC; /* FIXME */
  59         case MMSYSERR_NODRIVER:
  60                 return DSERR_NODRIVER;
  61         case MMSYSERR_NOMEM:
  62                 return DSERR_OUTOFMEMORY;
  63         case MMSYSERR_INVALPARAM:
  64                 return DSERR_INVALIDPARAM;
  65         default:
  66                 FIXME("Unknown MMSYS error %d\n",err);
  67                 return DSERR_GENERIC;
  68         }
  69 }
  70
  71 void DSOUND_RecalcPrimary(IDirectSoundImpl *This)
  72 {
  73         DWORD sw;
  74
  75         sw = This->wfx.nChannels * (This->wfx.wBitsPerSample / 8);
  76         if (This->hwbuf) {
  77                 DWORD fraglen;
  78                 /* let fragment size approximate the timer delay */
  79                 fraglen = (This->wfx.nSamplesPerSec * DS_TIME_DEL / 1000) * sw;
  80                 /* reduce fragment size until an integer number of them fits in the buffer */
  81                 /* (FIXME: this may or may not be a good idea) */
  82                 while (This->buflen % fraglen) fraglen -= sw;
  83                 This->fraglen = fraglen;
  84                 TRACE("fraglen=%ld\n", This->fraglen);
  85         }
  86         /* calculate the 10ms write lead */
  87         This->writelead = (This->wfx.nSamplesPerSec / 100) * sw;
  88 }
  89
  90 static HRESULT DSOUND_PrimaryOpen(IDirectSoundImpl *This)
  91 {
  92         HRESULT err = DS_OK;
  93
  94         /* are we using waveOut stuff? */
  95         if (!This->hwbuf) {
  96                 LPBYTE newbuf;
  97                 DWORD buflen;
  98                 HRESULT merr = DS_OK;
  99                 /* Start in pause mode, to allow buffers to get filled */
 100                 waveOutPause(This->hwo);
 101                 if (This->state == STATE_PLAYING) This->state = STATE_STARTING;
 102                 else if (This->state == STATE_STOPPING) This->state = STATE_STOPPED;
 103                 /* use fragments of 10ms (1/100s) each (which should get us within
 104                  * the documented write cursor lead of 10-15ms) */
 105                 buflen = ((This->wfx.nAvgBytesPerSec / 100) & ~3) * DS_HEL_FRAGS;
 106                 TRACE("desired buflen=%ld, old buffer=%p\n", buflen, This->buffer);
 107                 /* reallocate emulated primary buffer */
 108                 newbuf = (LPBYTE)HeapReAlloc(GetProcessHeap(),0,This->buffer,buflen);
 109                 if (newbuf == NULL) {
 110                         ERR("failed to allocate primary buffer\n");
 111                         merr = DSERR_OUTOFMEMORY;
 112                         /* but the old buffer might still exist and must be re-prepared */
 113                 } else {
 114                         This->buffer = newbuf;
 115                         This->buflen = buflen;
 116                 }
 117                 if (This->buffer) {
 118                         unsigned c;
 119
 120                         This->fraglen = This->buflen / DS_HEL_FRAGS;
 121
 122                         /* prepare fragment headers */
 123                         for (c=0; c<DS_HEL_FRAGS; c++) {
 124                                 This->pwave[c]->lpData = This->buffer + c*This->fraglen;
 125                                 This->pwave[c]->dwBufferLength = This->fraglen;
 126                                 This->pwave[c]->dwUser = (DWORD)This;
 127                                 This->pwave[c]->dwFlags = 0;
 128                                 This->pwave[c]->dwLoops = 0;
 129                                 err = mmErr(waveOutPrepareHeader(This->hwo,This->pwave[c],sizeof(WAVEHDR)));
 130                                 if (err != DS_OK) {
 131                                         while (c--)
 132                                                 waveOutUnprepareHeader(This->hwo,This->pwave[c],sizeof(WAVEHDR));
 133                                         break;
 134                                 }
 135                         }
 136
 137                         This->pwplay = 0;
 138                         This->pwwrite = 0;
 139                         This->pwqueue = 0;
 140                         memset(This->buffer, (This->wfx.wBitsPerSample == 16) ? 0 : 128, This->buflen);
 141                         TRACE("fraglen=%ld\n", This->fraglen);
 142                         DSOUND_WaveQueue(This, (DWORD)-1);
 143                 }
 144                 if ((err == DS_OK) && (merr != DS_OK))
 145                         err = merr;
 146         }
 147         return err;
 148 }
 149
 150
 151 static void DSOUND_PrimaryClose(IDirectSoundImpl *This)
 152 {
 153         /* are we using waveOut stuff? */
 154         if (!This->hwbuf) {
 155                 unsigned c;
 156
 157                 This->pwqueue = (DWORD)-1; /* resetting queues */
 158                 waveOutReset(This->hwo);
 159                 for (c=0; c<DS_HEL_FRAGS; c++)
 160                         waveOutUnprepareHeader(This->hwo, This->pwave[c], sizeof(WAVEHDR));
 161                 This->pwqueue = 0;
 162         }
 163 }
 164
 165 HRESULT DSOUND_PrimaryCreate(IDirectSoundImpl *This)
 166 {
 167         HRESULT err = DS_OK;
 168
 169         This->buflen = This->wfx.nAvgBytesPerSec;
 170
 171         /* FIXME: verify that hardware capabilities (DSCAPS_PRIMARY flags) match */
 172
 173         if (This->driver) {
 174                 err = IDsDriver_CreateSoundBuffer(This->driver,&(This->wfx),
 175                                                   DSBCAPS_PRIMARYBUFFER,0,
 176                                                   &(This->buflen),&(This->buffer),
 177                                                   (LPVOID*)&(This->hwbuf));
 178         }
 179         if (!This->hwbuf) {
 180                 /* Allocate memory for HEL buffer headers */
 181                 unsigned c;
 182                 for (c=0; c<DS_HEL_FRAGS; c++) {
 183                         This->pwave[c] = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(WAVEHDR));
 184                         if (!This->pwave[c]) {
 185                                 /* Argh, out of memory */
 186                                 while (c--) {
 187                                         HeapFree(GetProcessHeap(),0,This->pwave[c]);
 188                                 }
 189                                 err=DSERR_OUTOFMEMORY;
 190                                 break;
 191                         }
 192                 }
 193         }
 194         if (err == DS_OK)
 195                 err = DSOUND_PrimaryOpen(This);
 196         if (err != DS_OK)
 197                 return err;
 198         /* calculate fragment size and write lead */
 199         DSOUND_RecalcPrimary(This);
 200         This->state = STATE_STOPPED;
 201         return DS_OK;
 202 }
 203
 204 HRESULT DSOUND_PrimaryDestroy(IDirectSoundImpl *This)
 205 {
 206         DSOUND_PrimaryClose(This);
 207         if (This->hwbuf) {
 208                 IDsDriverBuffer_Release(This->hwbuf);
 209         } else {
 210                 unsigned c;
 211                 for (c=0; c<DS_HEL_FRAGS; c++) {
 212                         HeapFree(GetProcessHeap(),0,This->pwave[c]);
 213                 }
 214         }
 215         return DS_OK;
 216 }
 217
 218 HRESULT DSOUND_PrimaryPlay(IDirectSoundImpl *This)
 219 {
 220         HRESULT err = DS_OK;
 221         if (This->hwbuf)
 222                 err = IDsDriverBuffer_Play(This->hwbuf, 0, 0, DSBPLAY_LOOPING);
 223         else
 224                 err = mmErr(waveOutRestart(This->hwo));
 225         return err;
 226 }
 227
 228 HRESULT DSOUND_PrimaryStop(IDirectSoundImpl *This)
 229 {
 230         HRESULT err = DS_OK;
 231
 232         TRACE("\n");
 233
 234         if (This->hwbuf) {
 235                 err = IDsDriverBuffer_Stop(This->hwbuf);
 236                 if (err == DSERR_BUFFERLOST) {
 237                         /* Wine-only: the driver wants us to reopen the device */
 238                         /* FIXME: check for errors */
 239                         IDsDriverBuffer_Release(This->hwbuf);
 240                         waveOutClose(This->hwo);
 241                         This->hwo = 0;
 242                         err = mmErr(waveOutOpen(&(This->hwo), This->drvdesc.dnDevNode,
 243                                                 &(This->wfx), (DWORD)DSOUND_callback, (DWORD)This,
 244                                                 CALLBACK_FUNCTION | WAVE_DIRECTSOUND));
 245                         if (err == DS_OK)
 246                                 err = IDsDriver_CreateSoundBuffer(This->driver,&(This->wfx),
 247                                                                   DSBCAPS_PRIMARYBUFFER,0,
 248                                                                   &(This->buflen),&(This->buffer),
 249                                                                   (LPVOID)&(This->hwbuf));
 250                 }
 251         }
 252         else
 253                 err = mmErr(waveOutPause(This->hwo));
 254         return err;
 255 }
 256
 257 HRESULT DSOUND_PrimaryGetPosition(IDirectSoundImpl *This, LPDWORD playpos, LPDWORD writepos)
 258 {
 259         if (This->hwbuf) {
 260                 HRESULT err=IDsDriverBuffer_GetPosition(This->hwbuf,playpos,writepos);
 261                 if (err) return err;
 262         }
 263         else {
 264                 if (playpos) {
 265                         MMTIME mtime;
 266                         mtime.wType = TIME_BYTES;
 267                         waveOutGetPosition(This->hwo, &mtime, sizeof(mtime));
 268                         mtime.u.cb = mtime.u.cb % This->buflen;
 269                         *playpos = mtime.u.cb;
 270                 }
 271                 if (writepos) {
 272                         /* the writepos should only be used by apps with WRITEPRIMARY priority,
 273                          * in which case our software mixer is disabled anyway */
 274                         *writepos = (This->pwplay + ds_hel_margin) * This->fraglen;
 275                         while (*writepos >= This->buflen)
 276                                 *writepos -= This->buflen;
 277                 }
 278         }
 279         TRACE("playpos = %ld, writepos = %ld (%p, time=%ld)\n", playpos?*playpos:0, writepos?*writepos:0, This, GetTickCount());
 280         return DS_OK;
 281 }
 282
 283
 284 /*******************************************************************************
 285  *              IDirectSoundBuffer
 286  */
 287 /* This sets this format for the <em>Primary Buffer Only</em> */
 288 /* See file:///cdrom/sdk52/docs/worddoc/dsound.doc page 120 */
 289 static HRESULT WINAPI PrimaryBufferImpl_SetFormat(
 290         LPDIRECTSOUNDBUFFER8 iface,LPWAVEFORMATEX wfex
 291 ) {
 292         ICOM_THIS(PrimaryBufferImpl,iface);
 293         IDirectSoundImpl* dsound = This->dsound;
 294         IDirectSoundBufferImpl** dsb;
 295         HRESULT err = DS_OK;
 296         int                     i;
 297
 298         if (This->dsound->priolevel == DSSCL_NORMAL) {
 299                 TRACE("failed priority check!\n");
 300                 return DSERR_PRIOLEVELNEEDED;
 301         }
 302
 303         /* Let's be pedantic! */
 304         if (wfex == NULL) {
 305                 TRACE("wfex==NULL!\n");
 306                 return DSERR_INVALIDPARAM;
 307         }
 308         TRACE("(formattag=0x%04x,chans=%d,samplerate=%ld,"
 309               "bytespersec=%ld,blockalign=%d,bitspersamp=%d,cbSize=%d)\n",
 310               wfex->wFormatTag, wfex->nChannels, wfex->nSamplesPerSec,
 311               wfex->nAvgBytesPerSec, wfex->nBlockAlign,
 312               wfex->wBitsPerSample, wfex->cbSize);
 313
 314         if ((wfex->wFormatTag != WAVE_FORMAT_PCM) ||
 315             (wfex->nChannels < 1) || (wfex->nChannels > 2) ||
 316             (wfex->nSamplesPerSec < 1) ||
 317             ((wfex->wBitsPerSample != 8) && (wfex->wBitsPerSample != 16))) {
 318                 TRACE("unsupported format!\n");
 319                 return DSERR_INVALIDPARAM;
 320         }
 321
 322         /* **** */
 323         RtlAcquireResourceExclusive(&(dsound->lock), TRUE);
 324
 325         if (dsound->wfx.nSamplesPerSec != wfex->nSamplesPerSec) {
 326                 dsb = dsound->buffers;
 327                 for (i = 0; i < dsound->nrofbuffers; i++, dsb++) {
 328                         /* **** */
 329                         EnterCriticalSection(&((*dsb)->lock));
 330
 331                         (*dsb)->freqAdjust = ((*dsb)->freq << DSOUND_FREQSHIFT) /
 332                                 wfex->nSamplesPerSec;
 333
 334                         LeaveCriticalSection(&((*dsb)->lock));
 335                         /* **** */
 336                 }
 337         }
 338
 339         dsound->wfx.nSamplesPerSec = wfex->nSamplesPerSec;
 340         dsound->wfx.nChannels = wfex->nChannels;
 341         dsound->wfx.wBitsPerSample = wfex->wBitsPerSample;
 342         dsound->wfx.nBlockAlign = dsound->wfx.wBitsPerSample / 8 * dsound->wfx.nChannels;
 343         dsound->wfx.nAvgBytesPerSec =
 344                 dsound->wfx.nSamplesPerSec * dsound->wfx.nBlockAlign;
 345
 346         if (dsound->drvdesc.dwFlags & DSDDESC_DOMMSYSTEMSETFORMAT) {
 347                 /* FIXME: check for errors */
 348                 DSOUND_PrimaryClose(dsound);
 349                 waveOutClose(dsound->hwo);
 350                 dsound->hwo = 0;
 351                 err = mmErr(waveOutOpen(&(dsound->hwo), dsound->drvdesc.dnDevNode,
 352                                         &(dsound->wfx), (DWORD)DSOUND_callback, (DWORD)dsound,
 353                                         CALLBACK_FUNCTION | WAVE_DIRECTSOUND));
 354                 if (err == DS_OK)
 355                     DSOUND_PrimaryOpen(dsound);
 356         }
 357         if (dsound->hwbuf) {
 358                 err = IDsDriverBuffer_SetFormat(dsound->hwbuf, &(dsound->wfx));
 359                 if (err == DSERR_BUFFERLOST) {
 360                         /* Wine-only: the driver wants us to recreate the HW buffer */
 361                         IDsDriverBuffer_Release(dsound->hwbuf);
 362                         err = IDsDriver_CreateSoundBuffer(dsound->driver,&(dsound->wfx),
 363                                                           DSBCAPS_PRIMARYBUFFER,0,
 364                                                           &(dsound->buflen),&(dsound->buffer),
 365                                                           (LPVOID)&(dsound->hwbuf));
 366                         if (dsound->state == STATE_PLAYING) dsound->state = STATE_STARTING;
 367                         else if (dsound->state == STATE_STOPPING) dsound->state = STATE_STOPPED;
 368                 }
 369                 /* FIXME: should we set err back to DS_OK in all cases ? */
 370         }
 371         DSOUND_RecalcPrimary(dsound);
 372
 373         RtlReleaseResource(&(dsound->lock));
 374         /* **** */
 375
 376         return err;
 377 }
 378
 379 static HRESULT WINAPI PrimaryBufferImpl_SetVolume(
 380         LPDIRECTSOUNDBUFFER8 iface,LONG vol
 381 ) {
 382         ICOM_THIS(PrimaryBufferImpl,iface);
 383         IDirectSoundImpl* dsound = This->dsound;
 384         LONG oldVol;
 385
 386         TRACE("(%p,%ld)\n",This,vol);
 387
 388         /* I'm not sure if we need this for primary buffer */
 389         if (!(This->dsbd.dwFlags & DSBCAPS_CTRLVOLUME))
 390                 return DSERR_CONTROLUNAVAIL;
 391
 392         if ((vol > DSBVOLUME_MAX) || (vol < DSBVOLUME_MIN))
 393                 return DSERR_INVALIDPARAM;
 394
 395         /* **** */
 396         EnterCriticalSection(&(dsound->mixlock));
 397
 398         oldVol = dsound->volpan.lVolume;
 399         dsound->volpan.lVolume = vol;
 400         DSOUND_RecalcVolPan(&dsound->volpan);
 401
 402         if (vol != oldVol) {
 403                 if (dsound->hwbuf) {
 404                         IDsDriverBuffer_SetVolumePan(dsound->hwbuf, &(dsound->volpan));
 405                 }
 406                 else {
 407 #if 0 /* should we really do this? */
 408                         /* the DS volume ranges from 0 (max, 0dB attenuation) to -10000 (min, 100dB attenuation) */
 409                         /* the MM volume ranges from 0 to 0xffff in an unspecified logarithmic scale */
 410                         WORD cvol = 0xffff + vol*6 + vol/2;
 411                         DWORD vol = cvol | ((DWORD)cvol << 16)
 412                         waveOutSetVolume(dsound->hwo, vol);
 413 #endif
 414                 }
 415         }
 416
 417         LeaveCriticalSection(&(dsound->mixlock));
 418         /* **** */
 419
 420         return DS_OK;
 421 }
 422
 423 static HRESULT WINAPI PrimaryBufferImpl_GetVolume(
 424         LPDIRECTSOUNDBUFFER8 iface,LPLONG vol
 425 ) {
 426         ICOM_THIS(PrimaryBufferImpl,iface);
 427         TRACE("(%p,%p)\n",This,vol);
 428
 429         if (vol == NULL)
 430                 return DSERR_INVALIDPARAM;
 431
 432         *vol = This->dsound->volpan.lVolume;
 433         return DS_OK;
 434 }
 435
 436 static HRESULT WINAPI PrimaryBufferImpl_SetFrequency(
 437         LPDIRECTSOUNDBUFFER8 iface,DWORD freq
 438 ) {
 439         ICOM_THIS(PrimaryBufferImpl,iface);
 440
 441         TRACE("(%p,%ld)\n",This,freq);
 442
 443         /* You cannot set the frequency of the primary buffer */
 444         return DSERR_CONTROLUNAVAIL;
 445 }
 446
 447 static HRESULT WINAPI PrimaryBufferImpl_Play(
 448         LPDIRECTSOUNDBUFFER8 iface,DWORD reserved1,DWORD reserved2,DWORD flags
 449 ) {
 450         ICOM_THIS(PrimaryBufferImpl,iface);
 451         IDirectSoundImpl* dsound = This->dsound;
 452
 453         TRACE("(%p,%08lx,%08lx,%08lx)\n",
 454                 This,reserved1,reserved2,flags
 455         );
 456
 457         if (!(flags & DSBPLAY_LOOPING))
 458                 return DSERR_INVALIDPARAM;
 459
 460         /* **** */
 461         EnterCriticalSection(&(dsound->mixlock));
 462
 463         if (dsound->state == STATE_STOPPED)
 464                 dsound->state = STATE_STARTING;
 465         else if (dsound->state == STATE_STOPPING)
 466                 dsound->state = STATE_PLAYING;
 467
 468         LeaveCriticalSection(&(dsound->mixlock));
 469         /* **** */
 470
 471         return DS_OK;
 472 }
 473
 474 static HRESULT WINAPI PrimaryBufferImpl_Stop(LPDIRECTSOUNDBUFFER8 iface)
 475 {
 476         ICOM_THIS(PrimaryBufferImpl,iface);
 477         IDirectSoundImpl* dsound = This->dsound;
 478
 479         TRACE("(%p)\n",This);
 480
 481         /* **** */
 482         EnterCriticalSection(&(dsound->mixlock));
 483
 484         if (dsound->state == STATE_PLAYING)
 485                 dsound->state = STATE_STOPPING;
 486         else if (dsound->state == STATE_STARTING)
 487                 dsound->state = STATE_STOPPED;
 488
 489         LeaveCriticalSection(&(dsound->mixlock));
 490         /* **** */
 491
 492         return DS_OK;
 493 }
 494
 495 static DWORD WINAPI PrimaryBufferImpl_AddRef(LPDIRECTSOUNDBUFFER8 iface) {
 496         ICOM_THIS(PrimaryBufferImpl,iface);
 497         DWORD ref;
 498
 499         TRACE("(%p) ref was %ld, thread is %lx\n",This, This->ref, GetCurrentThreadId());
 500
 501         ref = InterlockedIncrement(&(This->ref));
 502         if (!ref) {
 503                 FIXME("thread-safety alert! AddRef-ing with a zero refcount!\n");
 504         }
 505         return ref;
 506 }
 507 static DWORD WINAPI PrimaryBufferImpl_Release(LPDIRECTSOUNDBUFFER8 iface) {
 508         ICOM_THIS(PrimaryBufferImpl,iface);
 509         DWORD ref;
 510
 511         TRACE("(%p) ref was %ld, thread is %lx\n",This, This->ref, GetCurrentThreadId());
 512
 513         ref = InterlockedDecrement(&(This->ref));
 514         if (ref) return ref;
 515
 516         IDirectSound_Release((LPDIRECTSOUND)This->dsound);
 517
 518 #if 0
 519         if (This->iks) {
 520                 HeapFree(GetProcessHeap(), 0, This->iks);
 521         }
 522 #endif
 523
 524         HeapFree(GetProcessHeap(),0,This);
 525
 526         return 0;
 527 }
 528
 529 static HRESULT WINAPI PrimaryBufferImpl_GetCurrentPosition(
 530         LPDIRECTSOUNDBUFFER8 iface,LPDWORD playpos,LPDWORD writepos
 531 ) {
 532         ICOM_THIS(PrimaryBufferImpl,iface);
 533         IDirectSoundImpl* dsound = This->dsound;
 534
 535         TRACE("(%p,%p,%p)\n",This,playpos,writepos);
 536         DSOUND_PrimaryGetPosition(dsound, playpos, writepos);
 537         if (writepos) {
 538                 if (dsound->state != STATE_STOPPED)
 539                         /* apply the documented 10ms lead to writepos */
 540                         *writepos += dsound->writelead;
 541                 while (*writepos >= dsound->buflen) *writepos -= dsound->buflen;
 542         }
 543         TRACE("playpos = %ld, writepos = %ld (%p, time=%ld)\n", playpos?*playpos:0, writepos?*writepos:0, This, GetTickCount());
 544         return DS_OK;
 545 }
 546
 547 static HRESULT WINAPI PrimaryBufferImpl_GetStatus(
 548         LPDIRECTSOUNDBUFFER8 iface,LPDWORD status
 549 ) {
 550         ICOM_THIS(PrimaryBufferImpl,iface);
 551         TRACE("(%p,%p), thread is %lx\n",This,status,GetCurrentThreadId());
 552
 553         if (status == NULL)
 554                 return DSERR_INVALIDPARAM;
 555
 556         *status = 0;
 557         if ((This->dsound->state == STATE_STARTING) ||
 558             (This->dsound->state == STATE_PLAYING))
 559                 *status |= DSBSTATUS_PLAYING | DSBSTATUS_LOOPING;
 560
 561         TRACE("status=%lx\n", *status);
 562         return DS_OK;
 563 }
 564
 565
 566 static HRESULT WINAPI PrimaryBufferImpl_GetFormat(
 567         LPDIRECTSOUNDBUFFER8 iface,LPWAVEFORMATEX lpwf,DWORD wfsize,LPDWORD wfwritten
 568 ) {
 569         ICOM_THIS(PrimaryBufferImpl,iface);
 570         TRACE("(%p,%p,%ld,%p)\n",This,lpwf,wfsize,wfwritten);
 571
 572         if (wfsize>sizeof(This->dsound->wfx))
 573                 wfsize = sizeof(This->dsound->wfx);
 574         if (lpwf) {     /* NULL is valid */
 575                 memcpy(lpwf,&(This->dsound->wfx),wfsize);
 576                 if (wfwritten)
 577                         *wfwritten = wfsize;
 578         } else
 579                 if (wfwritten)
 580                         *wfwritten = sizeof(This->dsound->wfx);
 581                 else
 582                         return DSERR_INVALIDPARAM;
 583
 584         return DS_OK;
 585 }
 586
 587 static HRESULT WINAPI PrimaryBufferImpl_Lock(
 588         LPDIRECTSOUNDBUFFER8 iface,DWORD writecursor,DWORD writebytes,LPVOID lplpaudioptr1,LPDWORD audiobytes1,LPVOID lplpaudioptr2,LPDWORD audiobytes2,DWORD flags
 589 ) {
 590         ICOM_THIS(PrimaryBufferImpl,iface);
 591         IDirectSoundImpl* dsound = This->dsound;
 592
 593         TRACE("(%p,%ld,%ld,%p,%p,%p,%p,0x%08lx) at %ld\n",
 594                 This,
 595                 writecursor,
 596                 writebytes,
 597                 lplpaudioptr1,
 598                 audiobytes1,
 599                 lplpaudioptr2,
 600                 audiobytes2,
 601                 flags,
 602                 GetTickCount()
 603         );
 604
 605         if (dsound->priolevel != DSSCL_WRITEPRIMARY)
 606                 return DSERR_PRIOLEVELNEEDED;
 607
 608         if (flags & DSBLOCK_FROMWRITECURSOR) {
 609                 DWORD writepos;
 610                 /* GetCurrentPosition does too much magic to duplicate here */
 611                 IDirectSoundBuffer_GetCurrentPosition(iface, NULL, &writepos);
 612                 writecursor += writepos;
 613         }
 614         while (writecursor >= dsound->buflen)
 615                 writecursor -= dsound->buflen;
 616         if (flags & DSBLOCK_ENTIREBUFFER)
 617                 writebytes = dsound->buflen;
 618         if (writebytes > dsound->buflen)
 619                 writebytes = dsound->buflen;
 620
 621         assert(audiobytes1!=audiobytes2);
 622         assert(lplpaudioptr1!=lplpaudioptr2);
 623
 624         if (!(dsound->drvdesc.dwFlags & DSDDESC_DONTNEEDPRIMARYLOCK) && dsound->hwbuf) {
 625                 IDsDriverBuffer_Lock(dsound->hwbuf,
 626                                      lplpaudioptr1, audiobytes1,
 627                                      lplpaudioptr2, audiobytes2,
 628                                      writecursor, writebytes,
 629                                      0);
 630         }
 631         else {
 632                 if (writecursor+writebytes <= dsound->buflen) {
 633                         *(LPBYTE*)lplpaudioptr1 = dsound->buffer+writecursor;
 634                         *audiobytes1 = writebytes;
 635                         if (lplpaudioptr2)
 636                                 *(LPBYTE*)lplpaudioptr2 = NULL;
 637                         if (audiobytes2)
 638                                 *audiobytes2 = 0;
 639                         TRACE("->%ld.0\n",writebytes);
 640                 } else {
 641                         *(LPBYTE*)lplpaudioptr1 = dsound->buffer+writecursor;
 642                         *audiobytes1 = dsound->buflen-writecursor;
 643                         if (lplpaudioptr2)
 644                                 *(LPBYTE*)lplpaudioptr2 = dsound->buffer;
 645                         if (audiobytes2)
 646                                 *audiobytes2 = writebytes-(dsound->buflen-writecursor);
 647                         TRACE("->%ld.%ld\n",*audiobytes1,audiobytes2?*audiobytes2:0);
 648                 }
 649         }
 650         return DS_OK;
 651 }
 652
 653 static HRESULT WINAPI PrimaryBufferImpl_SetCurrentPosition(
 654         LPDIRECTSOUNDBUFFER8 iface,DWORD newpos
 655 ) {
 656         ICOM_THIS(PrimaryBufferImpl,iface);
 657         TRACE("(%p,%ld)\n",This,newpos);
 658
 659         /* You cannot set the position of the primary buffer */
 660         return DSERR_INVALIDCALL;
 661 }
 662
 663 static HRESULT WINAPI PrimaryBufferImpl_SetPan(
 664         LPDIRECTSOUNDBUFFER8 iface,LONG pan
 665 ) {
 666         ICOM_THIS(PrimaryBufferImpl,iface);
 667         TRACE("(%p,%ld)\n",This,pan);
 668
 669         /* You cannot set the pan of the primary buffer */
 670         return DSERR_CONTROLUNAVAIL;
 671 }
 672
 673 static HRESULT WINAPI PrimaryBufferImpl_GetPan(
 674         LPDIRECTSOUNDBUFFER8 iface,LPLONG pan
 675 ) {
 676         ICOM_THIS(PrimaryBufferImpl,iface);
 677         TRACE("(%p,%p)\n",This,pan);
 678
 679         if (pan == NULL)
 680                 return DSERR_INVALIDPARAM;
 681
 682         *pan = This->dsound->volpan.lPan;
 683
 684         return DS_OK;
 685 }
 686
 687 static HRESULT WINAPI PrimaryBufferImpl_Unlock(
 688         LPDIRECTSOUNDBUFFER8 iface,LPVOID p1,DWORD x1,LPVOID p2,DWORD x2
 689 ) {
 690         ICOM_THIS(PrimaryBufferImpl,iface);
 691         IDirectSoundImpl* dsound = This->dsound;
 692
 693         TRACE("(%p,%p,%ld,%p,%ld):stub\n", This,p1,x1,p2,x2);
 694
 695         if (dsound->priolevel != DSSCL_WRITEPRIMARY)
 696                 return DSERR_PRIOLEVELNEEDED;
 697
 698         if (!(dsound->drvdesc.dwFlags & DSDDESC_DONTNEEDPRIMARYLOCK) && dsound->hwbuf) {
 699                 IDsDriverBuffer_Unlock(dsound->hwbuf, p1, x1, p2, x2);
 700         }
 701
 702         return DS_OK;
 703 }
 704
 705 static HRESULT WINAPI PrimaryBufferImpl_Restore(
 706         LPDIRECTSOUNDBUFFER8 iface
 707 ) {
 708         ICOM_THIS(PrimaryBufferImpl,iface);
 709         FIXME("(%p):stub\n",This);
 710         return DS_OK;
 711 }
 712
 713 static HRESULT WINAPI PrimaryBufferImpl_GetFrequency(
 714         LPDIRECTSOUNDBUFFER8 iface,LPDWORD freq
 715 ) {
 716         ICOM_THIS(PrimaryBufferImpl,iface);
 717         TRACE("(%p,%p)\n",This,freq);
 718
 719         if (freq == NULL)
 720                 return DSERR_INVALIDPARAM;
 721
 722         *freq = This->dsound->wfx.nSamplesPerSec;
 723         TRACE("-> %ld\n", *freq);
 724
 725         return DS_OK;
 726 }
 727
 728 static HRESULT WINAPI PrimaryBufferImpl_SetFX(
 729         LPDIRECTSOUNDBUFFER8 iface,DWORD dwEffectsCount,LPDSEFFECTDESC pDSFXDesc,LPDWORD pdwResultCodes
 730 ) {
 731         ICOM_THIS(PrimaryBufferImpl,iface);
 732         DWORD u;
 733
 734         FIXME("(%p,%lu,%p,%p): stub\n",This,dwEffectsCount,pDSFXDesc,pdwResultCodes);
 735
 736         if (pdwResultCodes)
 737                 for (u=0; u<dwEffectsCount; u++) pdwResultCodes[u] = DSFXR_UNKNOWN;
 738
 739         return DSERR_CONTROLUNAVAIL;
 740 }
 741
 742 static HRESULT WINAPI PrimaryBufferImpl_AcquireResources(
 743         LPDIRECTSOUNDBUFFER8 iface,DWORD dwFlags,DWORD dwEffectsCount,LPDWORD pdwResultCodes
 744 ) {
 745         ICOM_THIS(PrimaryBufferImpl,iface);
 746         DWORD u;
 747
 748         FIXME("(%p,%08lu,%lu,%p): stub\n",This,dwFlags,dwEffectsCount,pdwResultCodes);
 749
 750         if (pdwResultCodes)
 751                 for (u=0; u<dwEffectsCount; u++) pdwResultCodes[u] = DSFXR_UNKNOWN;
 752
 753         return DSERR_CONTROLUNAVAIL;
 754 }
 755
 756 static HRESULT WINAPI PrimaryBufferImpl_GetObjectInPath(
 757         LPDIRECTSOUNDBUFFER8 iface,REFGUID rguidObject,DWORD dwIndex,REFGUID rguidInterface,LPVOID* ppObject
 758 ) {
 759         ICOM_THIS(PrimaryBufferImpl,iface);
 760
 761         FIXME("(%p,%s,%lu,%s,%p): stub\n",This,debugstr_guid(rguidObject),dwIndex,debugstr_guid(rguidInterface),ppObject);
 762
 763         return DSERR_CONTROLUNAVAIL;
 764 }
 765
 766 static HRESULT WINAPI PrimaryBufferImpl_Initialize(
 767         LPDIRECTSOUNDBUFFER8 iface,LPDIRECTSOUND8 dsound,LPDSBUFFERDESC dbsd
 768 ) {
 769         ICOM_THIS(PrimaryBufferImpl,iface);
 770         FIXME("(%p,%p,%p):stub\n",This,dsound,dbsd);
 771         DPRINTF("Re-Init!!!\n");
 772         return DSERR_ALREADYINITIALIZED;
 773 }
 774
 775 static HRESULT WINAPI PrimaryBufferImpl_GetCaps(
 776         LPDIRECTSOUNDBUFFER8 iface,LPDSBCAPS caps
 777 ) {
 778         ICOM_THIS(PrimaryBufferImpl,iface);
 779         TRACE("(%p)->(%p)\n",This,caps);
 780
 781         if (caps == NULL || caps->dwSize!=sizeof(*caps))
 782                 return DSERR_INVALIDPARAM;
 783
 784         caps->dwFlags = This->dsbd.dwFlags;
 785         if (This->dsound->hwbuf) caps->dwFlags |= DSBCAPS_LOCHARDWARE;
 786         else caps->dwFlags |= DSBCAPS_LOCSOFTWARE;
 787
 788         caps->dwBufferBytes = This->dsound->buflen;
 789
 790         /* This value represents the speed of the "unlock" command.
 791            As unlock is quite fast (it does not do anything), I put
 792            4096 ko/s = 4 Mo / s */
 793         /* FIXME: hwbuf speed */
 794         caps->dwUnlockTransferRate = 4096;
 795         caps->dwPlayCpuOverhead = 0;
 796
 797         return DS_OK;
 798 }
 799
 800 static HRESULT WINAPI PrimaryBufferImpl_QueryInterface(
 801         LPDIRECTSOUNDBUFFER8 iface,REFIID riid,LPVOID *ppobj
 802 ) {
 803         ICOM_THIS(PrimaryBufferImpl,iface);
 804
 805         TRACE("(%p,%s,%p)\n",This,debugstr_guid(riid),ppobj);
 806
 807         if ( IsEqualGUID( &IID_IDirectSoundNotify, riid ) ) {
 808                 ERR("app requested IDirectSoundNotify on primary buffer\n");
 809                 /* should we support this? */
 810                 *ppobj = NULL;
 811                 return E_FAIL;
 812         }
 813
 814         if ( IsEqualGUID( &IID_IDirectSound3DBuffer, riid ) ) {
 815                 ERR("app requested IDirectSound3DBuffer on primary buffer\n");
 816                 *ppobj = NULL;
 817                 return E_NOINTERFACE;
 818         }
 819
 820         if ( IsEqualGUID( &IID_IDirectSound3DListener, riid ) ) {
 821                 if (!This->dsound->listener)
 822                         IDirectSound3DListenerImpl_Create(This, &This->dsound->listener);
 823                 *ppobj = This->dsound->listener;
 824                 if (This->dsound->listener) {
 825                         IDirectSound3DListener_AddRef((LPDIRECTSOUND3DLISTENER)*ppobj);
 826                         return DS_OK;
 827                 }
 828                 return E_FAIL;
 829         }
 830
 831         if ( IsEqualGUID( &IID_IKsPropertySet, riid ) ) {
 832 #if 0
 833                 if (!This->iks)
 834                         IKsPropertySetImpl_Create(This, &This->iks);
 835                 *ppobj = This->iks;
 836                 if (*ppobj) {
 837                         IKsPropertySet_AddRef((LPKSPROPERTYSET)*ppobj);
 838                         return S_OK;
 839                 }
 840                 return E_FAIL;
 841 #else
 842                 FIXME("app requested IKsPropertySet on primary buffer\n");
 843                 *ppobj = NULL;
 844                 return E_FAIL;
 845 #endif
 846         }
 847
 848         FIXME( "Unknown IID %s\n", debugstr_guid( riid ) );
 849
 850         *ppobj = NULL;
 851
 852         return E_NOINTERFACE;
 853 }
 854
 855 static ICOM_VTABLE(IDirectSoundBuffer8) dspbvt =
 856 {
 857         ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
 858         PrimaryBufferImpl_QueryInterface,
 859         PrimaryBufferImpl_AddRef,
 860         PrimaryBufferImpl_Release,
 861         PrimaryBufferImpl_GetCaps,
 862         PrimaryBufferImpl_GetCurrentPosition,
 863         PrimaryBufferImpl_GetFormat,
 864         PrimaryBufferImpl_GetVolume,
 865         PrimaryBufferImpl_GetPan,
 866         PrimaryBufferImpl_GetFrequency,
 867         PrimaryBufferImpl_GetStatus,
 868         PrimaryBufferImpl_Initialize,
 869         PrimaryBufferImpl_Lock,
 870         PrimaryBufferImpl_Play,
 871         PrimaryBufferImpl_SetCurrentPosition,
 872         PrimaryBufferImpl_SetFormat,
 873         PrimaryBufferImpl_SetVolume,
 874         PrimaryBufferImpl_SetPan,
 875         PrimaryBufferImpl_SetFrequency,
 876         PrimaryBufferImpl_Stop,
 877         PrimaryBufferImpl_Unlock,
 878         PrimaryBufferImpl_Restore,
 879         PrimaryBufferImpl_SetFX,
 880         PrimaryBufferImpl_AcquireResources,
 881         PrimaryBufferImpl_GetObjectInPath
 882 };
 883
 884 HRESULT WINAPI PrimaryBuffer_Create(
 885         IDirectSoundImpl *This,
 886         PrimaryBufferImpl **pdsb,
 887         LPDSBUFFERDESC dsbd)
 888 {
 889         PrimaryBufferImpl *dsb;
 890
 891         if (dsbd->lpwfxFormat)
 892                 return DSERR_INVALIDPARAM;
 893
 894         dsb = (PrimaryBufferImpl*)HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(*dsb));
 895         dsb->ref = 1;
 896         dsb->dsound = This;
 897         ICOM_VTBL(dsb) = &dspbvt;
 898
 899         memcpy(&dsb->dsbd, dsbd, sizeof(*dsbd));
 900
 901         TRACE("Created primary buffer at %p\n", dsb);
 902
 903         if (dsbd->dwFlags & DSBCAPS_CTRL3D) {
 904                 /* FIXME: IDirectSound3DListener */
 905         }
 906
 907         IDirectSound8_AddRef((LPDIRECTSOUND8)This);
 908
 909         *pdsb = dsb;
 910         return S_OK;
 911 }