git.oblomov.eu Git - wine/blob - dlls/wineoss.drv/audio.c

   1 /*
   2  * Sample Wine Driver for Open Sound System (featured in Linux and FreeBSD)
   3  *
   4  * Copyright 1994 Martin Ayotte
   5  *           1999 Eric Pouech (async playing in waveOut/waveIn)
   6  *           2000 Eric Pouech (loops in waveOut)
   7  *           2002 Eric Pouech (full duplex)
   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  * FIXME:
  25  *      pause in waveOut does not work correctly in loop mode
  26  *      Direct Sound Capture driver does not work (not complete yet)
  27  */
  28
  29 /* an exact wodGetPosition is usually not worth the extra context switches,
  30  * as we're going to have near fragment accuracy anyway */
  31 #define EXACT_WODPOSITION
  32 #define EXACT_WIDPOSITION
  33
  34 #include "config.h"
  35 #include "wine/port.h"
  36
  37 #include <stdlib.h>
  38 #include <stdarg.h>
  39 #include <stdio.h>
  40 #include <string.h>
  41 #ifdef HAVE_UNISTD_H
  42 # include <unistd.h>
  43 #endif
  44 #include <errno.h>
  45 #include <fcntl.h>
  46 #ifdef HAVE_SYS_IOCTL_H
  47 # include <sys/ioctl.h>
  48 #endif
  49 #ifdef HAVE_SYS_MMAN_H
  50 # include <sys/mman.h>
  51 #endif
  52 #ifdef HAVE_POLL_H
  53 #include <poll.h>
  54 #endif
  55 #ifdef HAVE_SYS_POLL_H
  56 # include <sys/poll.h>
  57 #endif
  58
  59 #include "windef.h"
  60 #include "winbase.h"
  61 #include "wingdi.h"
  62 #include "winuser.h"
  63 #include "winnls.h"
  64 #include "winerror.h"
  65 #include "mmddk.h"
  66 #include "mmreg.h"
  67 #include "dsound.h"
  68 #include "dsdriver.h"
  69 #include "ks.h"
  70 #include "ksguid.h"
  71 #include "ksmedia.h"
  72 #include "oss.h"
  73 #include "wine/debug.h"
  74
  75 #include "audio.h"
  76
  77 WINE_DEFAULT_DEBUG_CHANNEL(wave);
  78
  79 /* Allow 1% deviation for sample rates (some ES137x cards) */
  80 #define NEAR_MATCH(rate1,rate2) (((100*((int)(rate1)-(int)(rate2)))/(rate1))==0)
  81
  82 #ifdef HAVE_OSS
  83
  84 OSS_DEVICE      OSS_Devices[MAX_WAVEDRV];
  85 WINE_WAVEOUT    WOutDev[MAX_WAVEDRV];
  86 WINE_WAVEIN     WInDev[MAX_WAVEDRV];
  87 unsigned        numOutDev;
  88 unsigned        numInDev;
  89
  90 /* state diagram for waveOut writing:
  91  *
  92  * +---------+-------------+---------------+---------------------------------+
  93  * |  state  |  function   |     event     |            new state            |
  94  * +---------+-------------+---------------+---------------------------------+
  95  * |         | open()      |               | STOPPED                         |
  96  * | PAUSED  | write()     |               | PAUSED                          |
  97  * | STOPPED | write()     | <thrd create> | PLAYING                         |
  98  * | PLAYING | write()     | HEADER        | PLAYING                         |
  99  * | (other) | write()     | <error>       |                                 |
 100  * | (any)   | pause()     | PAUSING       | PAUSED                          |
 101  * | PAUSED  | restart()   | RESTARTING    | PLAYING (if no thrd => STOPPED) |
 102  * | (any)   | reset()     | RESETTING     | STOPPED                         |
 103  * | (any)   | close()     | CLOSING       | CLOSED                          |
 104  * +---------+-------------+---------------+---------------------------------+
 105  */
 106
 107 /* These strings used only for tracing */
 108 static const char * getCmdString(enum win_wm_message msg)
 109 {
 110     static char unknown[32];
 111 #define MSG_TO_STR(x) case x: return #x
 112     switch(msg) {
 113     MSG_TO_STR(WINE_WM_PAUSING);
 114     MSG_TO_STR(WINE_WM_RESTARTING);
 115     MSG_TO_STR(WINE_WM_RESETTING);
 116     MSG_TO_STR(WINE_WM_HEADER);
 117     MSG_TO_STR(WINE_WM_UPDATE);
 118     MSG_TO_STR(WINE_WM_BREAKLOOP);
 119     MSG_TO_STR(WINE_WM_CLOSING);
 120     MSG_TO_STR(WINE_WM_STARTING);
 121     MSG_TO_STR(WINE_WM_STOPPING);
 122     }
 123 #undef MSG_TO_STR
 124     sprintf(unknown, "UNKNOWN(0x%08x)", msg);
 125     return unknown;
 126 }
 127
 128 int getEnables(OSS_DEVICE *ossdev)
 129 {
 130     return ( (ossdev->bOutputEnabled ? PCM_ENABLE_OUTPUT : 0) |
 131              (ossdev->bInputEnabled  ? PCM_ENABLE_INPUT  : 0) );
 132 }
 133
 134 static const char * getMessage(UINT msg)
 135 {
 136     static char unknown[32];
 137 #define MSG_TO_STR(x) case x: return #x
 138     switch(msg) {
 139     MSG_TO_STR(DRVM_INIT);
 140     MSG_TO_STR(DRVM_EXIT);
 141     MSG_TO_STR(DRVM_ENABLE);
 142     MSG_TO_STR(DRVM_DISABLE);
 143     MSG_TO_STR(WIDM_OPEN);
 144     MSG_TO_STR(WIDM_CLOSE);
 145     MSG_TO_STR(WIDM_ADDBUFFER);
 146     MSG_TO_STR(WIDM_PREPARE);
 147     MSG_TO_STR(WIDM_UNPREPARE);
 148     MSG_TO_STR(WIDM_GETDEVCAPS);
 149     MSG_TO_STR(WIDM_GETNUMDEVS);
 150     MSG_TO_STR(WIDM_GETPOS);
 151     MSG_TO_STR(WIDM_RESET);
 152     MSG_TO_STR(WIDM_START);
 153     MSG_TO_STR(WIDM_STOP);
 154     MSG_TO_STR(WODM_OPEN);
 155     MSG_TO_STR(WODM_CLOSE);
 156     MSG_TO_STR(WODM_WRITE);
 157     MSG_TO_STR(WODM_PAUSE);
 158     MSG_TO_STR(WODM_GETPOS);
 159     MSG_TO_STR(WODM_BREAKLOOP);
 160     MSG_TO_STR(WODM_PREPARE);
 161     MSG_TO_STR(WODM_UNPREPARE);
 162     MSG_TO_STR(WODM_GETDEVCAPS);
 163     MSG_TO_STR(WODM_GETNUMDEVS);
 164     MSG_TO_STR(WODM_GETPITCH);
 165     MSG_TO_STR(WODM_SETPITCH);
 166     MSG_TO_STR(WODM_GETPLAYBACKRATE);
 167     MSG_TO_STR(WODM_SETPLAYBACKRATE);
 168     MSG_TO_STR(WODM_GETVOLUME);
 169     MSG_TO_STR(WODM_SETVOLUME);
 170     MSG_TO_STR(WODM_RESTART);
 171     MSG_TO_STR(WODM_RESET);
 172     MSG_TO_STR(DRV_QUERYDEVICEINTERFACESIZE);
 173     MSG_TO_STR(DRV_QUERYDEVICEINTERFACE);
 174     MSG_TO_STR(DRV_QUERYDSOUNDIFACE);
 175     MSG_TO_STR(DRV_QUERYDSOUNDDESC);
 176     }
 177 #undef MSG_TO_STR
 178     sprintf(unknown, "UNKNOWN(0x%04x)", msg);
 179     return unknown;
 180 }
 181
 182 static DWORD wodDevInterfaceSize(UINT wDevID, LPDWORD dwParam1)
 183 {
 184     TRACE("(%u, %p)\n", wDevID, dwParam1);
 185
 186     *dwParam1 = MultiByteToWideChar(CP_ACP, 0, WOutDev[wDevID].ossdev->interface_name, -1,
 187                                     NULL, 0 ) * sizeof(WCHAR);
 188     return MMSYSERR_NOERROR;
 189 }
 190
 191 static DWORD wodDevInterface(UINT wDevID, PWCHAR dwParam1, DWORD dwParam2)
 192 {
 193     if (dwParam2 >= MultiByteToWideChar(CP_ACP, 0, WOutDev[wDevID].ossdev->interface_name, -1,
 194                                         NULL, 0 ) * sizeof(WCHAR))
 195     {
 196         MultiByteToWideChar(CP_ACP, 0, WOutDev[wDevID].ossdev->interface_name, -1,
 197                             dwParam1, dwParam2 / sizeof(WCHAR));
 198         return MMSYSERR_NOERROR;
 199     }
 200
 201     return MMSYSERR_INVALPARAM;
 202 }
 203
 204 static DWORD widDevInterfaceSize(UINT wDevID, LPDWORD dwParam1)
 205 {
 206     TRACE("(%u, %p)\n", wDevID, dwParam1);
 207
 208     *dwParam1 = MultiByteToWideChar(CP_ACP, 0, WInDev[wDevID].ossdev->interface_name, -1,
 209                                     NULL, 0 ) * sizeof(WCHAR);
 210     return MMSYSERR_NOERROR;
 211 }
 212
 213 static DWORD widDevInterface(UINT wDevID, PWCHAR dwParam1, DWORD dwParam2)
 214 {
 215     if (dwParam2 >= MultiByteToWideChar(CP_ACP, 0, WInDev[wDevID].ossdev->interface_name, -1,
 216                                         NULL, 0 ) * sizeof(WCHAR))
 217     {
 218         MultiByteToWideChar(CP_ACP, 0, WInDev[wDevID].ossdev->interface_name, -1,
 219                             dwParam1, dwParam2 / sizeof(WCHAR));
 220         return MMSYSERR_NOERROR;
 221     }
 222
 223     return MMSYSERR_INVALPARAM;
 224 }
 225
 226 static DWORD bytes_to_mmtime(LPMMTIME lpTime, DWORD position,
 227                              WAVEFORMATPCMEX* format)
 228 {
 229     TRACE("wType=%04X wBitsPerSample=%u nSamplesPerSec=%u nChannels=%u nAvgBytesPerSec=%u\n",
 230           lpTime->wType, format->Format.wBitsPerSample, format->Format.nSamplesPerSec,
 231           format->Format.nChannels, format->Format.nAvgBytesPerSec);
 232     TRACE("Position in bytes=%u\n", position);
 233
 234     switch (lpTime->wType) {
 235     case TIME_SAMPLES:
 236         lpTime->u.sample = position / (format->Format.wBitsPerSample / 8 * format->Format.nChannels);
 237         TRACE("TIME_SAMPLES=%u\n", lpTime->u.sample);
 238         break;
 239     case TIME_MS:
 240         lpTime->u.ms = 1000.0 * position / (format->Format.wBitsPerSample / 8 * format->Format.nChannels * format->Format.nSamplesPerSec);
 241         TRACE("TIME_MS=%u\n", lpTime->u.ms);
 242         break;
 243     case TIME_SMPTE:
 244         lpTime->u.smpte.fps = 30;
 245         position = position / (format->Format.wBitsPerSample / 8 * format->Format.nChannels);
 246         position += (format->Format.nSamplesPerSec / lpTime->u.smpte.fps) - 1; /* round up */
 247         lpTime->u.smpte.sec = position / format->Format.nSamplesPerSec;
 248         position -= lpTime->u.smpte.sec * format->Format.nSamplesPerSec;
 249         lpTime->u.smpte.min = lpTime->u.smpte.sec / 60;
 250         lpTime->u.smpte.sec -= 60 * lpTime->u.smpte.min;
 251         lpTime->u.smpte.hour = lpTime->u.smpte.min / 60;
 252         lpTime->u.smpte.min -= 60 * lpTime->u.smpte.hour;
 253         lpTime->u.smpte.fps = 30;
 254         lpTime->u.smpte.frame = position * lpTime->u.smpte.fps / format->Format.nSamplesPerSec;
 255         TRACE("TIME_SMPTE=%02u:%02u:%02u:%02u\n",
 256               lpTime->u.smpte.hour, lpTime->u.smpte.min,
 257               lpTime->u.smpte.sec, lpTime->u.smpte.frame);
 258         break;
 259     default:
 260         WARN("Format %d not supported, using TIME_BYTES !\n", lpTime->wType);
 261         lpTime->wType = TIME_BYTES;
 262         /* fall through */
 263     case TIME_BYTES:
 264         lpTime->u.cb = position;
 265         TRACE("TIME_BYTES=%u\n", lpTime->u.cb);
 266         break;
 267     }
 268     return MMSYSERR_NOERROR;
 269 }
 270
 271 static BOOL supportedFormat(LPWAVEFORMATEX wf)
 272 {
 273     TRACE("(%p)\n",wf);
 274
 275     if (wf->nSamplesPerSec<DSBFREQUENCY_MIN||wf->nSamplesPerSec>DSBFREQUENCY_MAX)
 276         return FALSE;
 277
 278     if (wf->wFormatTag == WAVE_FORMAT_PCM) {
 279         if (wf->nChannels >= 1 && wf->nChannels <= MAX_CHANNELS) {
 280             if (wf->wBitsPerSample==8||wf->wBitsPerSample==16)
 281                 return TRUE;
 282         }
 283     } else if (wf->wFormatTag == WAVE_FORMAT_EXTENSIBLE) {
 284         WAVEFORMATEXTENSIBLE * wfex = (WAVEFORMATEXTENSIBLE *)wf;
 285
 286         if (wf->cbSize == 22 && IsEqualGUID(&wfex->SubFormat, &KSDATAFORMAT_SUBTYPE_PCM)) {
 287             if (wf->nChannels >=1 && wf->nChannels <= MAX_CHANNELS) {
 288                 if (wf->wBitsPerSample==wfex->Samples.wValidBitsPerSample) {
 289                     if (wf->wBitsPerSample==8||wf->wBitsPerSample==16)
 290                         return TRUE;
 291                 } else
 292                     WARN("wBitsPerSample != wValidBitsPerSample not supported yet\n");
 293             }
 294         } else
 295             WARN("only KSDATAFORMAT_SUBTYPE_PCM supported\n");
 296     } else
 297         WARN("only WAVE_FORMAT_PCM and WAVE_FORMAT_EXTENSIBLE supported\n");
 298
 299     return FALSE;
 300 }
 301
 302 void copy_format(LPWAVEFORMATEX wf1, LPWAVEFORMATPCMEX wf2)
 303 {
 304     ZeroMemory(wf2, sizeof(wf2));
 305     if (wf1->wFormatTag == WAVE_FORMAT_PCM)
 306         memcpy(wf2, wf1, sizeof(PCMWAVEFORMAT));
 307     else if (wf1->wFormatTag == WAVE_FORMAT_EXTENSIBLE)
 308         memcpy(wf2, wf1, sizeof(WAVEFORMATPCMEX));
 309     else
 310         memcpy(wf2, wf1, sizeof(WAVEFORMATEX) + wf1->cbSize);
 311 }
 312
 313 /*======================================================================*
 314  *                  Low level WAVE implementation                       *
 315  *======================================================================*/
 316
 317 /******************************************************************
 318  *              OSS_RawOpenDevice
 319  *
 320  * Low level device opening (from values stored in ossdev)
 321  */
 322 static DWORD      OSS_RawOpenDevice(OSS_DEVICE* ossdev, int strict_format)
 323 {
 324     int fd, val, rc;
 325     TRACE("(%p,%d)\n",ossdev,strict_format);
 326
 327     TRACE("open_access=%s\n",
 328         ossdev->open_access == O_RDONLY ? "O_RDONLY" :
 329         ossdev->open_access == O_WRONLY ? "O_WRONLY" :
 330         ossdev->open_access == O_RDWR ? "O_RDWR" : "Unknown");
 331
 332     if ((fd = open(ossdev->dev_name, ossdev->open_access|O_NDELAY, 0)) == -1)
 333     {
 334         WARN("Couldn't open %s (%s)\n", ossdev->dev_name, strerror(errno));
 335         return (errno == EBUSY) ? MMSYSERR_ALLOCATED : MMSYSERR_ERROR;
 336     }
 337     fcntl(fd, F_SETFD, 1); /* set close on exec flag */
 338     /* turn full duplex on if it has been requested */
 339     if (ossdev->open_access == O_RDWR && ossdev->full_duplex) {
 340         rc = ioctl(fd, SNDCTL_DSP_SETDUPLEX, 0);
 341         /* on *BSD, as full duplex is always enabled by default, this ioctl
 342          * will fail with EINVAL
 343          * so, we don't consider EINVAL an error here
 344          */
 345         if (rc != 0 && errno != EINVAL) {
 346             WARN("ioctl(%s, SNDCTL_DSP_SETDUPLEX) failed (%s)\n", ossdev->dev_name, strerror(errno));
 347             goto error2;
 348         }
 349     }
 350
 351     if (ossdev->audio_fragment) {
 352         rc = ioctl(fd, SNDCTL_DSP_SETFRAGMENT, &ossdev->audio_fragment);
 353         if (rc != 0) {
 354             ERR("ioctl(%s, SNDCTL_DSP_SETFRAGMENT) failed (%s)\n", ossdev->dev_name, strerror(errno));
 355             goto error2;
 356         }
 357     }
 358
 359     /* First size and channels then samplerate */
 360     if (ossdev->format>=0)
 361     {
 362         val = ossdev->format;
 363         rc = ioctl(fd, SNDCTL_DSP_SETFMT, &ossdev->format);
 364         if (rc != 0 || val != ossdev->format) {
 365             TRACE("Can't set format to %d (returned %d)\n", val, ossdev->format);
 366             if (strict_format)
 367                 goto error;
 368         }
 369     }
 370     if (ossdev->channels>=0)
 371     {
 372         val = ossdev->channels;
 373         rc = ioctl(fd, SNDCTL_DSP_CHANNELS, &ossdev->channels);
 374         if (rc != 0 || val != ossdev->channels) {
 375             TRACE("Can't set channels to %u (returned %d)\n", val, ossdev->channels);
 376             if (strict_format)
 377                 goto error;
 378         }
 379     }
 380     if (ossdev->sample_rate>=0)
 381     {
 382         val = ossdev->sample_rate;
 383         rc = ioctl(fd, SNDCTL_DSP_SPEED, &ossdev->sample_rate);
 384         if (rc != 0 || !NEAR_MATCH(val, ossdev->sample_rate)) {
 385             TRACE("Can't set sample_rate to %u (returned %d)\n", val, ossdev->sample_rate);
 386             if (strict_format)
 387                 goto error;
 388         }
 389     }
 390     ossdev->fd = fd;
 391
 392     if (ossdev->bTriggerSupport) {
 393         int trigger;
 394         rc = ioctl(fd, SNDCTL_DSP_GETTRIGGER, &trigger);
 395         if (rc != 0) {
 396             ERR("ioctl(%s, SNDCTL_DSP_GETTRIGGER) failed (%s)\n",
 397                 ossdev->dev_name, strerror(errno));
 398             goto error;
 399         }
 400
 401         ossdev->bOutputEnabled = ((trigger & PCM_ENABLE_OUTPUT) == PCM_ENABLE_OUTPUT);
 402         ossdev->bInputEnabled  = ((trigger & PCM_ENABLE_INPUT) == PCM_ENABLE_INPUT);
 403
 404         /* If we do not have full duplex, but they opened RDWR
 405         ** (as you have to in order for an mmap to succeed)
 406         ** then we start out with input off
 407         */
 408         if (ossdev->open_access == O_RDWR && !ossdev->full_duplex &&
 409             ossdev->bInputEnabled && ossdev->bOutputEnabled) {
 410             ossdev->bInputEnabled  = FALSE;
 411             trigger &= ~PCM_ENABLE_INPUT;
 412             ioctl(fd, SNDCTL_DSP_SETTRIGGER, &trigger);
 413         }
 414     } else {
 415         ossdev->bOutputEnabled = TRUE;  /* OSS enables by default */
 416         ossdev->bInputEnabled  = TRUE;  /* OSS enables by default */
 417     }
 418
 419     if (ossdev->open_access == O_RDONLY)
 420         ossdev->bOutputEnabled = FALSE;
 421     if (ossdev->open_access == O_WRONLY)
 422         ossdev->bInputEnabled = FALSE;
 423
 424     return MMSYSERR_NOERROR;
 425
 426 error:
 427     close(fd);
 428     return WAVERR_BADFORMAT;
 429 error2:
 430     close(fd);
 431     return MMSYSERR_ERROR;
 432 }
 433
 434 /******************************************************************
 435  *              OSS_OpenDevice
 436  *
 437  * since OSS has poor capabilities in full duplex, we try here to let a program
 438  * open the device for both waveout and wavein streams...
 439  * this is hackish, but it's the way OSS interface is done...
 440  */
 441 DWORD OSS_OpenDevice(OSS_DEVICE* ossdev, unsigned req_access,
 442                             int* frag, int strict_format,
 443                             int sample_rate, int channels, int fmt)
 444 {
 445     DWORD       ret;
 446     DWORD open_access;
 447     TRACE("(%p,%u,%p,%d,%d,%d,%x)\n",ossdev,req_access,frag,strict_format,sample_rate,channels,fmt);
 448
 449     if (ossdev->full_duplex && (req_access == O_RDONLY || req_access == O_WRONLY))
 450     {
 451         TRACE("Opening RDWR because full_duplex=%d and req_access=%d\n",
 452               ossdev->full_duplex,req_access);
 453         open_access = O_RDWR;
 454     }
 455     else
 456     {
 457         open_access=req_access;
 458     }
 459
 460     /* FIXME: this should be protected, and it also contains a race with OSS_CloseDevice */
 461     if (ossdev->open_count == 0)
 462     {
 463         if (access(ossdev->dev_name, 0) != 0) return MMSYSERR_NODRIVER;
 464
 465         ossdev->audio_fragment = (frag) ? *frag : 0;
 466         ossdev->sample_rate = sample_rate;
 467         ossdev->channels = channels;
 468         ossdev->format = fmt;
 469         ossdev->open_access = open_access;
 470         ossdev->owner_tid = GetCurrentThreadId();
 471
 472         if ((ret = OSS_RawOpenDevice(ossdev,strict_format)) != MMSYSERR_NOERROR) return ret;
 473         if (ossdev->full_duplex && ossdev->bTriggerSupport &&
 474             (req_access == O_RDONLY || req_access == O_WRONLY))
 475         {
 476             int enable;
 477             if (req_access == O_WRONLY)
 478                 ossdev->bInputEnabled=0;
 479             else
 480                 ossdev->bOutputEnabled=0;
 481             enable = getEnables(ossdev);
 482             TRACE("Calling SNDCTL_DSP_SETTRIGGER with %x\n",enable);
 483             if (ioctl(ossdev->fd, SNDCTL_DSP_SETTRIGGER, &enable) < 0)
 484                 ERR("ioctl(%s, SNDCTL_DSP_SETTRIGGER, %d) failed (%s)\n",ossdev->dev_name, enable, strerror(errno));
 485         }
 486     }
 487     else
 488     {
 489         /* check we really open with the same parameters */
 490         if (ossdev->open_access != open_access)
 491         {
 492             ERR("FullDuplex: Mismatch in access. Your sound device is not full duplex capable.\n");
 493             return WAVERR_BADFORMAT;
 494         }
 495
 496         /* check if the audio parameters are the same */
 497         if (ossdev->sample_rate != sample_rate ||
 498             ossdev->channels != channels ||
 499             ossdev->format != fmt)
 500         {
 501             /* This is not a fatal error because MSACM might do the remapping */
 502             WARN("FullDuplex: mismatch in PCM parameters for input and output\n"
 503                  "OSS doesn't allow us different parameters\n"
 504                  "audio_frag(%x/%x) sample_rate(%d/%d) channels(%d/%d) fmt(%d/%d)\n",
 505                  ossdev->audio_fragment, frag ? *frag : 0,
 506                  ossdev->sample_rate, sample_rate,
 507                  ossdev->channels, channels,
 508                  ossdev->format, fmt);
 509             return WAVERR_BADFORMAT;
 510         }
 511         /* check if the fragment sizes are the same */
 512         if (ossdev->audio_fragment != (frag ? *frag : 0) )
 513         {
 514             ERR("FullDuplex: Playback and Capture hardware acceleration levels are different.\n"
 515                 "Please run winecfg, open \"Audio\" page and set\n"
 516                 "\"Hardware Acceleration\" to \"Emulation\".\n");
 517             return WAVERR_BADFORMAT;
 518         }
 519         if (GetCurrentThreadId() != ossdev->owner_tid)
 520         {
 521             WARN("Another thread is trying to access audio...\n");
 522             return MMSYSERR_ERROR;
 523         }
 524         if (ossdev->full_duplex && ossdev->bTriggerSupport &&
 525             (req_access == O_RDONLY || req_access == O_WRONLY))
 526         {
 527             int enable;
 528             if (req_access == O_WRONLY)
 529                 ossdev->bOutputEnabled=1;
 530             else
 531                 ossdev->bInputEnabled=1;
 532             enable = getEnables(ossdev);
 533             TRACE("Calling SNDCTL_DSP_SETTRIGGER with %x\n",enable);
 534             if (ioctl(ossdev->fd, SNDCTL_DSP_SETTRIGGER, &enable) < 0)
 535                 ERR("ioctl(%s, SNDCTL_DSP_SETTRIGGER, %d) failed (%s)\n",ossdev->dev_name, enable, strerror(errno));
 536         }
 537     }
 538
 539     ossdev->open_count++;
 540
 541     return MMSYSERR_NOERROR;
 542 }
 543
 544 /******************************************************************
 545  *              OSS_CloseDevice
 546  *
 547  *
 548  */
 549 void    OSS_CloseDevice(OSS_DEVICE* ossdev)
 550 {
 551     TRACE("(%p)\n",ossdev);
 552     if (ossdev->open_count>0) {
 553         ossdev->open_count--;
 554     } else {
 555         WARN("OSS_CloseDevice called too many times\n");
 556     }
 557     if (ossdev->open_count == 0)
 558     {
 559         fcntl(ossdev->fd, F_SETFL, fcntl(ossdev->fd, F_GETFL) & ~O_NDELAY);
 560         /* reset the device before we close it in case it is in a bad state */
 561         ioctl(ossdev->fd, SNDCTL_DSP_RESET, 0);
 562         if (close(ossdev->fd) != 0) FIXME("Cannot close %d: %s\n", ossdev->fd, strerror(errno));
 563     }
 564 }
 565
 566 /******************************************************************
 567  *              OSS_ResetDevice
 568  *
 569  * Resets the device. OSS Commercial requires the device to be closed
 570  * after a SNDCTL_DSP_RESET ioctl call... this function implements
 571  * this behavior...
 572  * FIXME: This causes problems when doing full duplex so we really
 573  * only reset when not doing full duplex. We need to do this better
 574  * someday.
 575  */
 576 static DWORD     OSS_ResetDevice(OSS_DEVICE* ossdev)
 577 {
 578     DWORD       ret = MMSYSERR_NOERROR;
 579     int         old_fd = ossdev->fd;
 580     TRACE("(%p)\n", ossdev);
 581
 582     if (ossdev->open_count == 1) {
 583         if (ioctl(ossdev->fd, SNDCTL_DSP_RESET, NULL) == -1)
 584         {
 585             perror("ioctl SNDCTL_DSP_RESET");
 586             return -1;
 587         }
 588         close(ossdev->fd);
 589         ret = OSS_RawOpenDevice(ossdev, 1);
 590         TRACE("Changing fd from %d to %d\n", old_fd, ossdev->fd);
 591     } else
 592         WARN("Not resetting device because it is in full duplex mode!\n");
 593
 594     return ret;
 595 }
 596
 597 static const int win_std_oss_fmts[2]={AFMT_U8,AFMT_S16_LE};
 598 static const int win_std_rates[5]={96000,48000,44100,22050,11025};
 599 static const int win_std_formats[2][2][5]=
 600     {{{WAVE_FORMAT_96M08, WAVE_FORMAT_48M08, WAVE_FORMAT_4M08,
 601        WAVE_FORMAT_2M08,  WAVE_FORMAT_1M08},
 602       {WAVE_FORMAT_96S08, WAVE_FORMAT_48S08, WAVE_FORMAT_4S08,
 603        WAVE_FORMAT_2S08,  WAVE_FORMAT_1S08}},
 604      {{WAVE_FORMAT_96M16, WAVE_FORMAT_48M16, WAVE_FORMAT_4M16,
 605        WAVE_FORMAT_2M16,  WAVE_FORMAT_1M16},
 606       {WAVE_FORMAT_96S16, WAVE_FORMAT_48S16, WAVE_FORMAT_4S16,
 607        WAVE_FORMAT_2S16,  WAVE_FORMAT_1S16}},
 608     };
 609
 610 static void OSS_Info(int fd)
 611 {
 612     /* Note that this only reports the formats supported by the hardware.
 613      * The driver may support other formats and do the conversions in
 614      * software which is why we don't use this value
 615      */
 616     int oss_mask, oss_caps;
 617     if (ioctl(fd, SNDCTL_DSP_GETFMTS, &oss_mask) >= 0) {
 618         TRACE("Formats=%08x ( ", oss_mask);
 619         if (oss_mask & AFMT_MU_LAW) TRACE("AFMT_MU_LAW ");
 620         if (oss_mask & AFMT_A_LAW) TRACE("AFMT_A_LAW ");
 621         if (oss_mask & AFMT_IMA_ADPCM) TRACE("AFMT_IMA_ADPCM ");
 622         if (oss_mask & AFMT_U8) TRACE("AFMT_U8 ");
 623         if (oss_mask & AFMT_S16_LE) TRACE("AFMT_S16_LE ");
 624         if (oss_mask & AFMT_S16_BE) TRACE("AFMT_S16_BE ");
 625         if (oss_mask & AFMT_S8) TRACE("AFMT_S8 ");
 626         if (oss_mask & AFMT_U16_LE) TRACE("AFMT_U16_LE ");
 627         if (oss_mask & AFMT_U16_BE) TRACE("AFMT_U16_BE ");
 628         if (oss_mask & AFMT_MPEG) TRACE("AFMT_MPEG ");
 629 #ifdef AFMT_AC3
 630         if (oss_mask & AFMT_AC3) TRACE("AFMT_AC3 ");
 631 #endif
 632 #ifdef AFMT_VORBIS
 633         if (oss_mask & AFMT_VORBIS) TRACE("AFMT_VORBIS ");
 634 #endif
 635 #ifdef AFMT_S32_LE
 636         if (oss_mask & AFMT_S32_LE) TRACE("AFMT_S32_LE ");
 637 #endif
 638 #ifdef AFMT_S32_BE
 639         if (oss_mask & AFMT_S32_BE) TRACE("AFMT_S32_BE ");
 640 #endif
 641 #ifdef AFMT_FLOAT
 642         if (oss_mask & AFMT_FLOAT) TRACE("AFMT_FLOAT ");
 643 #endif
 644 #ifdef AFMT_S24_LE
 645         if (oss_mask & AFMT_S24_LE) TRACE("AFMT_S24_LE ");
 646 #endif
 647 #ifdef AFMT_S24_BE
 648         if (oss_mask & AFMT_S24_BE) TRACE("AFMT_S24_BE ");
 649 #endif
 650 #ifdef AFMT_SPDIF_RAW
 651         if (oss_mask & AFMT_SPDIF_RAW) TRACE("AFMT_SPDIF_RAW ");
 652 #endif
 653         TRACE(")\n");
 654     }
 655     if (ioctl(fd, SNDCTL_DSP_GETCAPS, &oss_caps) >= 0) {
 656         TRACE("Caps=%08x\n",oss_caps);
 657         TRACE("\tRevision: %d\n", oss_caps&DSP_CAP_REVISION);
 658         TRACE("\tDuplex: %s\n", oss_caps & DSP_CAP_DUPLEX ? "true" : "false");
 659         TRACE("\tRealtime: %s\n", oss_caps & DSP_CAP_REALTIME ? "true" : "false");
 660         TRACE("\tBatch: %s\n", oss_caps & DSP_CAP_BATCH ? "true" : "false");
 661         TRACE("\tCoproc: %s\n", oss_caps & DSP_CAP_COPROC ? "true" : "false");
 662         TRACE("\tTrigger: %s\n", oss_caps & DSP_CAP_TRIGGER ? "true" : "false");
 663         TRACE("\tMmap: %s\n", oss_caps & DSP_CAP_MMAP ? "true" : "false");
 664 #ifdef DSP_CAP_MULTI
 665         TRACE("\tMulti: %s\n", oss_caps & DSP_CAP_MULTI ? "true" : "false");
 666 #endif
 667 #ifdef DSP_CAP_BIND
 668         TRACE("\tBind: %s\n", oss_caps & DSP_CAP_BIND ? "true" : "false");
 669 #endif
 670 #ifdef DSP_CAP_INPUT
 671         TRACE("\tInput: %s\n", oss_caps & DSP_CAP_INPUT ? "true" : "false");
 672 #endif
 673 #ifdef DSP_CAP_OUTPUT
 674         TRACE("\tOutput: %s\n", oss_caps & DSP_CAP_OUTPUT ? "true" : "false");
 675 #endif
 676 #ifdef DSP_CAP_VIRTUAL
 677         TRACE("\tVirtual: %s\n", oss_caps & DSP_CAP_VIRTUAL ? "true" : "false");
 678 #endif
 679 #ifdef DSP_CAP_ANALOGOUT
 680         TRACE("\tAnalog Out: %s\n", oss_caps & DSP_CAP_ANALOGOUT ? "true" : "false");
 681 #endif
 682 #ifdef DSP_CAP_ANALOGIN
 683         TRACE("\tAnalog In: %s\n", oss_caps & DSP_CAP_ANALOGIN ? "true" : "false");
 684 #endif
 685 #ifdef DSP_CAP_DIGITALOUT
 686         TRACE("\tDigital Out: %s\n", oss_caps & DSP_CAP_DIGITALOUT ? "true" : "false");
 687 #endif
 688 #ifdef DSP_CAP_DIGITALIN
 689         TRACE("\tDigital In: %s\n", oss_caps & DSP_CAP_DIGITALIN ? "true" : "false");
 690 #endif
 691 #ifdef DSP_CAP_ADMASK
 692         TRACE("\tA/D Mask: %s\n", oss_caps & DSP_CAP_ADMASK ? "true" : "false");
 693 #endif
 694 #ifdef DSP_CAP_SHADOW
 695         TRACE("\tShadow: %s\n", oss_caps & DSP_CAP_SHADOW ? "true" : "false");
 696 #endif
 697 #ifdef DSP_CH_MASK
 698         TRACE("\tChannel Mask: %x\n", oss_caps & DSP_CH_MASK);
 699 #endif
 700 #ifdef DSP_CAP_SLAVE
 701         TRACE("\tSlave: %s\n", oss_caps & DSP_CAP_SLAVE ? "true" : "false");
 702 #endif
 703     }
 704 }
 705
 706 /******************************************************************
 707  *              OSS_WaveOutInit
 708  *
 709  *
 710  */
 711 static BOOL OSS_WaveOutInit(OSS_DEVICE* ossdev)
 712 {
 713     int rc,arg;
 714     int f,c,r;
 715     BOOL has_mixer = FALSE;
 716     TRACE("(%p) %s\n", ossdev, ossdev->dev_name);
 717
 718     if (OSS_OpenDevice(ossdev, O_WRONLY, NULL, 0,-1,-1,-1) != 0)
 719         return FALSE;
 720
 721     ioctl(ossdev->fd, SNDCTL_DSP_RESET, 0);
 722
 723 #ifdef SOUND_MIXER_INFO
 724     {
 725         int mixer;
 726         if ((mixer = open(ossdev->mixer_name, O_RDONLY|O_NDELAY)) >= 0) {
 727             mixer_info info;
 728             if (ioctl(mixer, SOUND_MIXER_INFO, &info) >= 0) {
 729                 lstrcpynA(ossdev->ds_desc.szDesc, info.name, sizeof(info.name));
 730                 strcpy(ossdev->ds_desc.szDrvname, "wineoss.drv");
 731                 MultiByteToWideChar(CP_ACP, 0, info.name, sizeof(info.name),
 732                                     ossdev->out_caps.szPname,
 733                                     sizeof(ossdev->out_caps.szPname) / sizeof(WCHAR));
 734                 TRACE("%s: %s\n", ossdev->mixer_name, ossdev->ds_desc.szDesc);
 735                 has_mixer = TRUE;
 736             } else {
 737                 /* FreeBSD up to at least 5.2 provides this ioctl, but does not
 738                  * implement it properly, and there are probably similar issues
 739                  * on other platforms, so we warn but try to go ahead.
 740                  */
 741                 WARN("%s: cannot read SOUND_MIXER_INFO!\n", ossdev->mixer_name);
 742             }
 743             close(mixer);
 744         } else {
 745             WARN("open(%s) failed (%s)\n", ossdev->mixer_name , strerror(errno));
 746         }
 747     }
 748 #endif /* SOUND_MIXER_INFO */
 749
 750     if (WINE_TRACE_ON(wave))
 751         OSS_Info(ossdev->fd);
 752
 753     ossdev->out_caps.wMid = 0x00FF; /* Manufac ID */
 754     ossdev->out_caps.wPid = 0x0001; /* Product ID */
 755
 756     ossdev->out_caps.vDriverVersion = 0x0100;
 757     ossdev->out_caps.wChannels = 1;
 758     ossdev->out_caps.dwFormats = 0x00000000;
 759     ossdev->out_caps.wReserved1 = 0;
 760     ossdev->out_caps.dwSupport = has_mixer ? WAVECAPS_VOLUME : 0;
 761
 762     /* direct sound caps */
 763     ossdev->ds_caps.dwFlags = DSCAPS_CERTIFIED;
 764     ossdev->ds_caps.dwPrimaryBuffers = 1;
 765     ossdev->ds_caps.dwMinSecondarySampleRate = DSBFREQUENCY_MIN;
 766     ossdev->ds_caps.dwMaxSecondarySampleRate = DSBFREQUENCY_MAX;
 767
 768     /* We must first set the format and the stereo mode as some sound cards
 769      * may support 44kHz mono but not 44kHz stereo. Also we must
 770      * systematically check the return value of these ioctls as they will
 771      * always succeed (see OSS Linux) but will modify the parameter to match
 772      * whatever they support. The OSS specs also say we must first set the
 773      * sample size, then the stereo and then the sample rate.
 774      */
 775     for (f=0;f<2;f++) {
 776         arg=win_std_oss_fmts[f];
 777         rc=ioctl(ossdev->fd, SNDCTL_DSP_SAMPLESIZE, &arg);
 778         if (rc!=0 || arg!=win_std_oss_fmts[f]) {
 779             TRACE("DSP_SAMPLESIZE: rc=%d returned %d for %d\n",
 780                   rc,arg,win_std_oss_fmts[f]);
 781             continue;
 782         }
 783         if (f == 0)
 784             ossdev->ds_caps.dwFlags |= DSCAPS_PRIMARY8BIT;
 785         else if (f == 1)
 786             ossdev->ds_caps.dwFlags |= DSCAPS_PRIMARY16BIT;
 787
 788         for (c = 1; c <= MAX_CHANNELS; c++) {
 789             arg=c;
 790             rc=ioctl(ossdev->fd, SNDCTL_DSP_CHANNELS, &arg);
 791             if( rc == -1) break;
 792             if (rc!=0 || arg!=c) {
 793                 TRACE("DSP_CHANNELS: rc=%d returned %d for %d\n",rc,arg,c);
 794                 continue;
 795             }
 796             if (c == 1) {
 797                 ossdev->ds_caps.dwFlags |= DSCAPS_PRIMARYMONO;
 798             } else if (c == 2) {
 799                 ossdev->out_caps.wChannels = 2;
 800                 if (has_mixer)
 801                     ossdev->out_caps.dwSupport|=WAVECAPS_LRVOLUME;
 802                 ossdev->ds_caps.dwFlags |= DSCAPS_PRIMARYSTEREO;
 803             } else
 804                 ossdev->out_caps.wChannels = c;
 805
 806             for (r=0;r<sizeof(win_std_rates)/sizeof(*win_std_rates);r++) {
 807                 arg=win_std_rates[r];
 808                 rc=ioctl(ossdev->fd, SNDCTL_DSP_SPEED, &arg);
 809                 TRACE("DSP_SPEED: rc=%d returned %d for %dx%dx%d\n",
 810                       rc,arg,win_std_rates[r],win_std_oss_fmts[f],c);
 811                 if (rc==0 && arg!=0 && NEAR_MATCH(arg,win_std_rates[r]) && c < 3)
 812                     ossdev->out_caps.dwFormats|=win_std_formats[f][c-1][r];
 813             }
 814         }
 815     }
 816
 817     if (ioctl(ossdev->fd, SNDCTL_DSP_GETCAPS, &arg) == 0) {
 818         if (arg & DSP_CAP_TRIGGER)
 819             ossdev->bTriggerSupport = TRUE;
 820         if ((arg & DSP_CAP_REALTIME) && !(arg & DSP_CAP_BATCH)) {
 821             ossdev->out_caps.dwSupport |= WAVECAPS_SAMPLEACCURATE;
 822         }
 823         /* well, might as well use the DirectSound cap flag for something */
 824         if ((arg & DSP_CAP_TRIGGER) && (arg & DSP_CAP_MMAP) &&
 825             !(arg & DSP_CAP_BATCH)) {
 826             ossdev->out_caps.dwSupport |= WAVECAPS_DIRECTSOUND;
 827         } else {
 828             ossdev->ds_caps.dwFlags |= DSCAPS_EMULDRIVER;
 829         }
 830 #ifdef DSP_CAP_MULTI    /* not every oss has this */
 831         /* check for hardware secondary buffer support (multi open) */
 832         if ((arg & DSP_CAP_MULTI) &&
 833             (ossdev->out_caps.dwSupport & WAVECAPS_DIRECTSOUND)) {
 834             TRACE("hardware secondary buffer support available\n");
 835             if (ossdev->ds_caps.dwFlags & DSCAPS_PRIMARY8BIT)
 836                 ossdev->ds_caps.dwFlags |= DSCAPS_SECONDARY8BIT;
 837             if (ossdev->ds_caps.dwFlags & DSCAPS_PRIMARY16BIT)
 838                 ossdev->ds_caps.dwFlags |= DSCAPS_SECONDARY16BIT;
 839             if (ossdev->ds_caps.dwFlags & DSCAPS_PRIMARYMONO)
 840                 ossdev->ds_caps.dwFlags |= DSCAPS_SECONDARYMONO;
 841             if (ossdev->ds_caps.dwFlags & DSCAPS_PRIMARYSTEREO)
 842                 ossdev->ds_caps.dwFlags |= DSCAPS_SECONDARYSTEREO;
 843
 844             ossdev->ds_caps.dwMaxHwMixingAllBuffers = 16;
 845             ossdev->ds_caps.dwMaxHwMixingStaticBuffers = 0;
 846             ossdev->ds_caps.dwMaxHwMixingStreamingBuffers = 16;
 847
 848             ossdev->ds_caps.dwFreeHwMixingAllBuffers = 16;
 849             ossdev->ds_caps.dwFreeHwMixingStaticBuffers = 0;
 850             ossdev->ds_caps.dwFreeHwMixingStreamingBuffers = 16;
 851         }
 852 #endif
 853     }
 854     OSS_CloseDevice(ossdev);
 855     TRACE("out wChannels = %d, dwFormats = %08X, dwSupport = %08X\n",
 856           ossdev->out_caps.wChannels, ossdev->out_caps.dwFormats,
 857           ossdev->out_caps.dwSupport);
 858     return TRUE;
 859 }
 860
 861 /******************************************************************
 862  *              OSS_WaveInInit
 863  *
 864  *
 865  */
 866 static BOOL OSS_WaveInInit(OSS_DEVICE* ossdev)
 867 {
 868     int rc,arg;
 869     int f,c,r;
 870     TRACE("(%p) %s\n", ossdev, ossdev->dev_name);
 871
 872     if (OSS_OpenDevice(ossdev, O_RDONLY, NULL, 0,-1,-1,-1) != 0)
 873         return FALSE;
 874
 875     ioctl(ossdev->fd, SNDCTL_DSP_RESET, 0);
 876
 877 #ifdef SOUND_MIXER_INFO
 878     {
 879         int mixer;
 880         if ((mixer = open(ossdev->mixer_name, O_RDONLY|O_NDELAY)) >= 0) {
 881             mixer_info info;
 882             if (ioctl(mixer, SOUND_MIXER_INFO, &info) >= 0) {
 883                 MultiByteToWideChar(CP_ACP, 0, info.name, -1,
 884                                     ossdev->in_caps.szPname,
 885                                     sizeof(ossdev->in_caps.szPname) / sizeof(WCHAR));
 886                 TRACE("%s: %s\n", ossdev->mixer_name, ossdev->ds_desc.szDesc);
 887             } else {
 888                 /* FreeBSD up to at least 5.2 provides this ioctl, but does not
 889                  * implement it properly, and there are probably similar issues
 890                  * on other platforms, so we warn but try to go ahead.
 891                  */
 892                 WARN("%s: cannot read SOUND_MIXER_INFO!\n", ossdev->mixer_name);
 893             }
 894             close(mixer);
 895         } else {
 896             WARN("open(%s) failed (%s)\n", ossdev->mixer_name, strerror(errno));
 897         }
 898     }
 899 #endif /* SOUND_MIXER_INFO */
 900
 901     if (WINE_TRACE_ON(wave))
 902         OSS_Info(ossdev->fd);
 903
 904     ossdev->in_caps.wMid = 0x00FF; /* Manufac ID */
 905     ossdev->in_caps.wPid = 0x0001; /* Product ID */
 906
 907     ossdev->in_caps.dwFormats = 0x00000000;
 908     ossdev->in_caps.wChannels = 1;
 909     ossdev->in_caps.wReserved1 = 0;
 910
 911     /* direct sound caps */
 912     ossdev->dsc_caps.dwSize = sizeof(ossdev->dsc_caps);
 913     ossdev->dsc_caps.dwFlags = 0;
 914     ossdev->dsc_caps.dwFormats = 0x00000000;
 915     ossdev->dsc_caps.dwChannels = 1;
 916
 917     /* See the comment in OSS_WaveOutInit for the loop order */
 918     for (f=0;f<2;f++) {
 919         arg=win_std_oss_fmts[f];
 920         rc=ioctl(ossdev->fd, SNDCTL_DSP_SAMPLESIZE, &arg);
 921         if (rc!=0 || arg!=win_std_oss_fmts[f]) {
 922             TRACE("DSP_SAMPLESIZE: rc=%d returned 0x%x for 0x%x\n",
 923                   rc,arg,win_std_oss_fmts[f]);
 924             continue;
 925         }
 926
 927         for (c = 1; c <= MAX_CHANNELS; c++) {
 928             arg=c;
 929             rc=ioctl(ossdev->fd, SNDCTL_DSP_CHANNELS, &arg);
 930             if( rc == -1) break;
 931             if (rc!=0 || arg!=c) {
 932                 TRACE("DSP_CHANNELS: rc=%d returned %d for %d\n",rc,arg,c);
 933                 continue;
 934             }
 935             if (c > 1) {
 936                 ossdev->in_caps.wChannels = c;
 937                 ossdev->dsc_caps.dwChannels = c;
 938             }
 939
 940             for (r=0;r<sizeof(win_std_rates)/sizeof(*win_std_rates);r++) {
 941                 arg=win_std_rates[r];
 942                 rc=ioctl(ossdev->fd, SNDCTL_DSP_SPEED, &arg);
 943                 TRACE("DSP_SPEED: rc=%d returned %d for %dx%dx%d\n",rc,arg,win_std_rates[r],win_std_oss_fmts[f],c);
 944                 if (rc==0 && NEAR_MATCH(arg,win_std_rates[r]) && c < 3)
 945                     ossdev->in_caps.dwFormats|=win_std_formats[f][c-1][r];
 946                     ossdev->dsc_caps.dwFormats|=win_std_formats[f][c-1][r];
 947             }
 948         }
 949     }
 950
 951     if (ioctl(ossdev->fd, SNDCTL_DSP_GETCAPS, &arg) == 0) {
 952         if (arg & DSP_CAP_TRIGGER)
 953             ossdev->bTriggerSupport = TRUE;
 954         if ((arg & DSP_CAP_TRIGGER) && (arg & DSP_CAP_MMAP) &&
 955             !(arg & DSP_CAP_BATCH)) {
 956             /* FIXME: enable the next statement if you want to work on the driver */
 957 #if 0
 958             ossdev->in_caps_support |= WAVECAPS_DIRECTSOUND;
 959 #endif
 960         }
 961         if ((arg & DSP_CAP_REALTIME) && !(arg & DSP_CAP_BATCH))
 962             ossdev->in_caps_support |= WAVECAPS_SAMPLEACCURATE;
 963     }
 964     OSS_CloseDevice(ossdev);
 965     TRACE("in wChannels = %d, dwFormats = %08X, in_caps_support = %08X\n",
 966         ossdev->in_caps.wChannels, ossdev->in_caps.dwFormats, ossdev->in_caps_support);
 967     return TRUE;
 968 }
 969
 970 /******************************************************************
 971  *              OSS_WaveFullDuplexInit
 972  *
 973  *
 974  */
 975 static void OSS_WaveFullDuplexInit(OSS_DEVICE* ossdev)
 976 {
 977     int rc,arg;
 978     int f,c,r;
 979     int caps;
 980     BOOL has_mixer = FALSE;
 981     TRACE("(%p) %s\n", ossdev, ossdev->dev_name);
 982
 983     /* The OSS documentation says we must call SNDCTL_SETDUPLEX
 984      * *before* checking for SNDCTL_DSP_GETCAPS otherwise we may
 985      * get the wrong result. This ioctl must even be done before
 986      * setting the fragment size so that only OSS_RawOpenDevice is
 987      * in a position to do it. So we set full_duplex speculatively
 988      * and adjust right after.
 989      */
 990     ossdev->full_duplex=1;
 991     rc=OSS_OpenDevice(ossdev, O_RDWR, NULL, 0,-1,-1,-1);
 992     ossdev->full_duplex=0;
 993     if (rc != 0)
 994         return;
 995
 996     ioctl(ossdev->fd, SNDCTL_DSP_RESET, 0);
 997
 998 #ifdef SOUND_MIXER_INFO
 999     {
1000         int mixer;
1001         if ((mixer = open(ossdev->mixer_name, O_RDWR|O_NDELAY)) >= 0) {
1002             mixer_info info;
1003             if (ioctl(mixer, SOUND_MIXER_INFO, &info) >= 0) {
1004                 has_mixer = TRUE;
1005             } else {
1006                 /* FreeBSD up to at least 5.2 provides this ioctl, but does not
1007                  * implement it properly, and there are probably similar issues
1008                  * on other platforms, so we warn but try to go ahead.
1009                  */
1010                 WARN("%s: cannot read SOUND_MIXER_INFO!\n", ossdev->mixer_name);
1011             }
1012             close(mixer);
1013         } else {
1014             WARN("open(%s) failed (%s)\n", ossdev->mixer_name , strerror(errno));
1015         }
1016     }
1017 #endif /* SOUND_MIXER_INFO */
1018
1019     TRACE("%s\n", ossdev->ds_desc.szDesc);
1020
1021     if (ioctl(ossdev->fd, SNDCTL_DSP_GETCAPS, &caps) == 0)
1022         ossdev->full_duplex = (caps & DSP_CAP_DUPLEX);
1023
1024     ossdev->duplex_out_caps = ossdev->out_caps;
1025
1026     ossdev->duplex_out_caps.wChannels = 1;
1027     ossdev->duplex_out_caps.dwFormats = 0x00000000;
1028     ossdev->duplex_out_caps.dwSupport = has_mixer ? WAVECAPS_VOLUME : 0;
1029
1030     if (WINE_TRACE_ON(wave))
1031         OSS_Info(ossdev->fd);
1032
1033     /* See the comment in OSS_WaveOutInit for the loop order */
1034     for (f=0;f<2;f++) {
1035         arg=win_std_oss_fmts[f];
1036         rc=ioctl(ossdev->fd, SNDCTL_DSP_SAMPLESIZE, &arg);
1037         if (rc!=0 || arg!=win_std_oss_fmts[f]) {
1038             TRACE("DSP_SAMPLESIZE: rc=%d returned 0x%x for 0x%x\n",
1039                   rc,arg,win_std_oss_fmts[f]);
1040             continue;
1041         }
1042
1043         for (c = 1; c <= MAX_CHANNELS; c++) {
1044             arg=c;
1045             rc=ioctl(ossdev->fd, SNDCTL_DSP_CHANNELS, &arg);
1046             if( rc == -1) break;
1047             if (rc!=0 || arg!=c) {
1048                 TRACE("DSP_CHANNELS: rc=%d returned %d for %d\n",rc,arg,c);
1049                 continue;
1050             }
1051             if (c == 1) {
1052                 ossdev->ds_caps.dwFlags |= DSCAPS_PRIMARYMONO;
1053             } else if (c == 2) {
1054                 ossdev->duplex_out_caps.wChannels = 2;
1055                 if (has_mixer)
1056                     ossdev->duplex_out_caps.dwSupport|=WAVECAPS_LRVOLUME;
1057                 ossdev->ds_caps.dwFlags |= DSCAPS_PRIMARYSTEREO;
1058             } else
1059                 ossdev->duplex_out_caps.wChannels = c;
1060
1061             for (r=0;r<sizeof(win_std_rates)/sizeof(*win_std_rates);r++) {
1062                 arg=win_std_rates[r];
1063                 rc=ioctl(ossdev->fd, SNDCTL_DSP_SPEED, &arg);
1064                 TRACE("DSP_SPEED: rc=%d returned %d for %dx%dx%d\n",
1065                       rc,arg,win_std_rates[r],win_std_oss_fmts[f],c);
1066                 if (rc==0 && arg!=0 && NEAR_MATCH(arg,win_std_rates[r]) && c < 3)
1067                     ossdev->duplex_out_caps.dwFormats|=win_std_formats[f][c-1][r];
1068             }
1069         }
1070     }
1071
1072     if (ioctl(ossdev->fd, SNDCTL_DSP_GETCAPS, &arg) == 0) {
1073         if ((arg & DSP_CAP_REALTIME) && !(arg & DSP_CAP_BATCH)) {
1074             ossdev->duplex_out_caps.dwSupport |= WAVECAPS_SAMPLEACCURATE;
1075         }
1076         /* well, might as well use the DirectSound cap flag for something */
1077         if ((arg & DSP_CAP_TRIGGER) && (arg & DSP_CAP_MMAP) &&
1078             !(arg & DSP_CAP_BATCH)) {
1079             ossdev->duplex_out_caps.dwSupport |= WAVECAPS_DIRECTSOUND;
1080         }
1081     }
1082     OSS_CloseDevice(ossdev);
1083     TRACE("duplex wChannels = %d, dwFormats = %08X, dwSupport = %08X\n",
1084           ossdev->duplex_out_caps.wChannels,
1085           ossdev->duplex_out_caps.dwFormats,
1086           ossdev->duplex_out_caps.dwSupport);
1087 }
1088
1089 static char* StrDup(const char* str, const char* def)
1090 {
1091     char* dst;
1092     if (str==NULL)
1093         str=def;
1094     dst=HeapAlloc(GetProcessHeap(),0,strlen(str)+1);
1095     strcpy(dst, str);
1096     return dst;
1097 }
1098
1099 /******************************************************************
1100  *              OSS_WaveInit
1101  *
1102  * Initialize internal structures from OSS information
1103  */
1104 LRESULT OSS_WaveInit(void)
1105 {
1106     char* str;
1107     int i;
1108
1109     TRACE("()\n");
1110
1111     str=getenv("AUDIODEV");
1112     if (str!=NULL)
1113     {
1114         OSS_Devices[0].dev_name=StrDup(str,"");
1115         OSS_Devices[0].mixer_name=StrDup(getenv("MIXERDEV"),"/dev/mixer");
1116         for (i = 1; i < MAX_WAVEDRV; ++i)
1117         {
1118             OSS_Devices[i].dev_name=StrDup("",NULL);
1119             OSS_Devices[i].mixer_name=StrDup("",NULL);
1120         }
1121     }
1122     else
1123     {
1124         OSS_Devices[0].dev_name=StrDup("/dev/dsp",NULL);
1125         OSS_Devices[0].mixer_name=StrDup("/dev/mixer",NULL);
1126         for (i = 1; i < MAX_WAVEDRV; ++i)
1127         {
1128             OSS_Devices[i].dev_name=HeapAlloc(GetProcessHeap(),0,11);
1129             sprintf(OSS_Devices[i].dev_name, "/dev/dsp%d", i);
1130             OSS_Devices[i].mixer_name=HeapAlloc(GetProcessHeap(),0,13);
1131             sprintf(OSS_Devices[i].mixer_name, "/dev/mixer%d", i);
1132         }
1133     }
1134
1135     for (i = 0; i < MAX_WAVEDRV; ++i)
1136     {
1137         OSS_Devices[i].interface_name=HeapAlloc(GetProcessHeap(),0,9+strlen(OSS_Devices[i].dev_name)+1);
1138         sprintf(OSS_Devices[i].interface_name, "wineoss: %s", OSS_Devices[i].dev_name);
1139     }
1140
1141     /* start with output devices */
1142     for (i = 0; i < MAX_WAVEDRV; ++i)
1143     {
1144         if (*OSS_Devices[i].dev_name=='\0' || OSS_WaveOutInit(&OSS_Devices[i]))
1145         {
1146             WOutDev[numOutDev].state = WINE_WS_CLOSED;
1147             WOutDev[numOutDev].ossdev = &OSS_Devices[i];
1148             WOutDev[numOutDev].volume = 0xffffffff;
1149             numOutDev++;
1150         }
1151     }
1152
1153     /* then do input devices */
1154     for (i = 0; i < MAX_WAVEDRV; ++i)
1155     {
1156         if (*OSS_Devices[i].dev_name=='\0' || OSS_WaveInInit(&OSS_Devices[i]))
1157         {
1158             WInDev[numInDev].state = WINE_WS_CLOSED;
1159             WInDev[numInDev].ossdev = &OSS_Devices[i];
1160             numInDev++;
1161         }
1162     }
1163
1164     /* finish with the full duplex bits */
1165     for (i = 0; i < MAX_WAVEDRV; i++)
1166         if (*OSS_Devices[i].dev_name!='\0')
1167             OSS_WaveFullDuplexInit(&OSS_Devices[i]);
1168
1169     TRACE("%d wave out devices\n", numOutDev);
1170     for (i = 0; i < numOutDev; i++) {
1171         TRACE("%d: %s, %s, %s\n", i, WOutDev[i].ossdev->dev_name,
1172               WOutDev[i].ossdev->mixer_name, WOutDev[i].ossdev->interface_name);
1173     }
1174
1175     TRACE("%d wave in devices\n", numInDev);
1176     for (i = 0; i < numInDev; i++) {
1177         TRACE("%d: %s, %s, %s\n", i, WInDev[i].ossdev->dev_name,
1178               WInDev[i].ossdev->mixer_name, WInDev[i].ossdev->interface_name);
1179     }
1180
1181     return 0;
1182 }
1183
1184 /******************************************************************
1185  *              OSS_WaveExit
1186  *
1187  * Delete/clear internal structures of OSS information
1188  */
1189 LRESULT OSS_WaveExit(void)
1190 {
1191     int i;
1192     TRACE("()\n");
1193
1194     for (i = 0; i < MAX_WAVEDRV; ++i)
1195     {
1196         HeapFree(GetProcessHeap(), 0, OSS_Devices[i].dev_name);
1197         HeapFree(GetProcessHeap(), 0, OSS_Devices[i].mixer_name);
1198         HeapFree(GetProcessHeap(), 0, OSS_Devices[i].interface_name);
1199     }
1200
1201     ZeroMemory(OSS_Devices, sizeof(OSS_Devices));
1202     ZeroMemory(WOutDev, sizeof(WOutDev));
1203     ZeroMemory(WInDev, sizeof(WInDev));
1204
1205     numOutDev = 0;
1206     numInDev = 0;
1207
1208     return 0;
1209 }
1210
1211 /******************************************************************
1212  *              OSS_InitRingMessage
1213  *
1214  * Initialize the ring of messages for passing between driver's caller and playback/record
1215  * thread
1216  */
1217 static int OSS_InitRingMessage(OSS_MSG_RING* omr)
1218 {
1219     omr->msg_toget = 0;
1220     omr->msg_tosave = 0;
1221 #ifdef USE_PIPE_SYNC
1222     if (pipe(omr->msg_pipe) < 0) {
1223         omr->msg_pipe[0] = -1;
1224         omr->msg_pipe[1] = -1;
1225         ERR("could not create pipe, error=%s\n", strerror(errno));
1226     }
1227 #else
1228     omr->msg_event = CreateEventW(NULL, FALSE, FALSE, NULL);
1229 #endif
1230     omr->ring_buffer_size = OSS_RING_BUFFER_INCREMENT;
1231     omr->messages = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,omr->ring_buffer_size * sizeof(OSS_MSG));
1232     InitializeCriticalSection(&omr->msg_crst);
1233     omr->msg_crst.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": OSS_MSG_RING.msg_crst");
1234     return 0;
1235 }
1236
1237 /******************************************************************
1238  *              OSS_DestroyRingMessage
1239  *
1240  */
1241 static int OSS_DestroyRingMessage(OSS_MSG_RING* omr)
1242 {
1243 #ifdef USE_PIPE_SYNC
1244     close(omr->msg_pipe[0]);
1245     close(omr->msg_pipe[1]);
1246 #else
1247     CloseHandle(omr->msg_event);
1248 #endif
1249     HeapFree(GetProcessHeap(),0,omr->messages);
1250     omr->msg_crst.DebugInfo->Spare[0] = 0;
1251     DeleteCriticalSection(&omr->msg_crst);
1252     return 0;
1253 }
1254
1255 /******************************************************************
1256  *              OSS_AddRingMessage
1257  *
1258  * Inserts a new message into the ring (should be called from DriverProc derivated routines)
1259  */
1260 static int OSS_AddRingMessage(OSS_MSG_RING* omr, enum win_wm_message msg, DWORD param, BOOL wait)
1261 {
1262     HANDLE      hEvent = INVALID_HANDLE_VALUE;
1263
1264     EnterCriticalSection(&omr->msg_crst);
1265     if ((omr->msg_toget == ((omr->msg_tosave + 1) % omr->ring_buffer_size)))
1266     {
1267         int old_ring_buffer_size = omr->ring_buffer_size;
1268         omr->ring_buffer_size += OSS_RING_BUFFER_INCREMENT;
1269         TRACE("omr->ring_buffer_size=%d\n",omr->ring_buffer_size);
1270         omr->messages = HeapReAlloc(GetProcessHeap(),0,omr->messages, omr->ring_buffer_size * sizeof(OSS_MSG));
1271         /* Now we need to rearrange the ring buffer so that the new
1272            buffers just allocated are in between omr->msg_tosave and
1273            omr->msg_toget.
1274         */
1275         if (omr->msg_tosave < omr->msg_toget)
1276         {
1277             memmove(&(omr->messages[omr->msg_toget + OSS_RING_BUFFER_INCREMENT]),
1278                     &(omr->messages[omr->msg_toget]),
1279                     sizeof(OSS_MSG)*(old_ring_buffer_size - omr->msg_toget)
1280                     );
1281             omr->msg_toget += OSS_RING_BUFFER_INCREMENT;
1282         }
1283     }
1284     if (wait)
1285     {
1286         hEvent = CreateEventW(NULL, FALSE, FALSE, NULL);
1287         if (hEvent == INVALID_HANDLE_VALUE)
1288         {
1289             ERR("can't create event !?\n");
1290             LeaveCriticalSection(&omr->msg_crst);
1291             return 0;
1292         }
1293         if (omr->msg_toget != omr->msg_tosave && omr->messages[omr->msg_toget].msg != WINE_WM_HEADER)
1294             FIXME("two fast messages in the queue!!!! toget = %d(%s), tosave=%d(%s)\n",
1295             omr->msg_toget,getCmdString(omr->messages[omr->msg_toget].msg),
1296             omr->msg_tosave,getCmdString(omr->messages[omr->msg_tosave].msg));
1297
1298         /* fast messages have to be added at the start of the queue */
1299         omr->msg_toget = (omr->msg_toget + omr->ring_buffer_size - 1) % omr->ring_buffer_size;
1300         omr->messages[omr->msg_toget].msg = msg;
1301         omr->messages[omr->msg_toget].param = param;
1302         omr->messages[omr->msg_toget].hEvent = hEvent;
1303     }
1304     else
1305     {
1306         omr->messages[omr->msg_tosave].msg = msg;
1307         omr->messages[omr->msg_tosave].param = param;
1308         omr->messages[omr->msg_tosave].hEvent = INVALID_HANDLE_VALUE;
1309         omr->msg_tosave = (omr->msg_tosave + 1) % omr->ring_buffer_size;
1310     }
1311     LeaveCriticalSection(&omr->msg_crst);
1312     /* signal a new message */
1313     SIGNAL_OMR(omr);
1314     if (wait)
1315     {
1316         /* wait for playback/record thread to have processed the message */
1317         WaitForSingleObject(hEvent, INFINITE);
1318         CloseHandle(hEvent);
1319     }
1320     return 1;
1321 }
1322
1323 /******************************************************************
1324  *              OSS_RetrieveRingMessage
1325  *
1326  * Get a message from the ring. Should be called by the playback/record thread.
1327  */
1328 static int OSS_RetrieveRingMessage(OSS_MSG_RING* omr,
1329                                    enum win_wm_message *msg, DWORD *param, HANDLE *hEvent)
1330 {
1331     EnterCriticalSection(&omr->msg_crst);
1332
1333     if (omr->msg_toget == omr->msg_tosave) /* buffer empty ? */
1334     {
1335         LeaveCriticalSection(&omr->msg_crst);
1336         return 0;
1337     }
1338
1339     *msg = omr->messages[omr->msg_toget].msg;
1340     omr->messages[omr->msg_toget].msg = 0;
1341     *param = omr->messages[omr->msg_toget].param;
1342     *hEvent = omr->messages[omr->msg_toget].hEvent;
1343     omr->msg_toget = (omr->msg_toget + 1) % omr->ring_buffer_size;
1344     CLEAR_OMR(omr);
1345     LeaveCriticalSection(&omr->msg_crst);
1346     return 1;
1347 }
1348
1349 /******************************************************************
1350  *              OSS_PeekRingMessage
1351  *
1352  * Peek at a message from the ring but do not remove it.
1353  * Should be called by the playback/record thread.
1354  */
1355 static int OSS_PeekRingMessage(OSS_MSG_RING* omr,
1356                                enum win_wm_message *msg,
1357                                DWORD *param, HANDLE *hEvent)
1358 {
1359     EnterCriticalSection(&omr->msg_crst);
1360
1361     if (omr->msg_toget == omr->msg_tosave) /* buffer empty ? */
1362     {
1363         LeaveCriticalSection(&omr->msg_crst);
1364         return 0;
1365     }
1366
1367     *msg = omr->messages[omr->msg_toget].msg;
1368     *param = omr->messages[omr->msg_toget].param;
1369     *hEvent = omr->messages[omr->msg_toget].hEvent;
1370     LeaveCriticalSection(&omr->msg_crst);
1371     return 1;
1372 }
1373
1374 /*======================================================================*
1375  *                  Low level WAVE OUT implementation                   *
1376  *======================================================================*/
1377
1378 /**************************************************************************
1379  *                      wodNotifyClient                 [internal]
1380  */
1381 static DWORD wodNotifyClient(WINE_WAVEOUT* wwo, WORD wMsg, DWORD dwParam1, DWORD dwParam2)
1382 {
1383     TRACE("wMsg = 0x%04x (%s) dwParm1 = %04X dwParam2 = %04X\n", wMsg,
1384         wMsg == WOM_OPEN ? "WOM_OPEN" : wMsg == WOM_CLOSE ? "WOM_CLOSE" :
1385         wMsg == WOM_DONE ? "WOM_DONE" : "Unknown", dwParam1, dwParam2);
1386
1387     switch (wMsg) {
1388     case WOM_OPEN:
1389     case WOM_CLOSE:
1390     case WOM_DONE:
1391         if (wwo->wFlags != DCB_NULL &&
1392             !DriverCallback(wwo->waveDesc.dwCallback, wwo->wFlags,
1393                             (HDRVR)wwo->waveDesc.hWave, wMsg,
1394                             wwo->waveDesc.dwInstance, dwParam1, dwParam2)) {
1395             WARN("can't notify client !\n");
1396             return MMSYSERR_ERROR;
1397         }
1398         break;
1399     default:
1400         FIXME("Unknown callback message %u\n", wMsg);
1401         return MMSYSERR_INVALPARAM;
1402     }
1403     return MMSYSERR_NOERROR;
1404 }
1405
1406 /**************************************************************************
1407  *                              wodUpdatePlayedTotal    [internal]
1408  *
1409  */
1410 static BOOL wodUpdatePlayedTotal(WINE_WAVEOUT* wwo, audio_buf_info* info)
1411 {
1412     audio_buf_info dspspace;
1413     DWORD notplayed;
1414     if (!info) info = &dspspace;
1415
1416     if (ioctl(wwo->ossdev->fd, SNDCTL_DSP_GETOSPACE, info) < 0) {
1417         ERR("ioctl(%s, SNDCTL_DSP_GETOSPACE) failed (%s)\n", wwo->ossdev->dev_name, strerror(errno));
1418         return FALSE;
1419     }
1420
1421     /* GETOSPACE is not always accurate when we're down to the last fragment or two;
1422     **   we try to accommodate that here by assuming that the dsp is empty by looking
1423     **   at the clock rather than the result of GETOSPACE */
1424     notplayed = wwo->dwBufferSize - info->bytes;
1425     if (notplayed > 0 && notplayed < (info->fragsize * 2))
1426     {
1427         if (wwo->dwProjectedFinishTime && GetTickCount() >= wwo->dwProjectedFinishTime)
1428         {
1429             TRACE("Adjusting for a presumed OSS bug and assuming all data has been played.\n");
1430             wwo->dwPlayedTotal = wwo->dwWrittenTotal;
1431             return TRUE;
1432         }
1433         else
1434             /* Some OSS drivers will clean up nicely if given a POST, so give 'em the chance... */
1435             ioctl(wwo->ossdev->fd, SNDCTL_DSP_POST, 0);
1436     }
1437
1438     wwo->dwPlayedTotal = wwo->dwWrittenTotal - notplayed;
1439     return TRUE;
1440 }
1441
1442 /**************************************************************************
1443  *                              wodPlayer_BeginWaveHdr          [internal]
1444  *
1445  * Makes the specified lpWaveHdr the currently playing wave header.
1446  * If the specified wave header is a begin loop and we're not already in
1447  * a loop, setup the loop.
1448  */
1449 static void wodPlayer_BeginWaveHdr(WINE_WAVEOUT* wwo, LPWAVEHDR lpWaveHdr)
1450 {
1451     wwo->lpPlayPtr = lpWaveHdr;
1452
1453     if (!lpWaveHdr) return;
1454
1455     if (lpWaveHdr->dwFlags & WHDR_BEGINLOOP) {
1456         if (wwo->lpLoopPtr) {
1457             WARN("Already in a loop. Discarding loop on this header (%p)\n", lpWaveHdr);
1458         } else {
1459             TRACE("Starting loop (%dx) with %p\n", lpWaveHdr->dwLoops, lpWaveHdr);
1460             wwo->lpLoopPtr = lpWaveHdr;
1461             /* Windows does not touch WAVEHDR.dwLoops,
1462              * so we need to make an internal copy */
1463             wwo->dwLoops = lpWaveHdr->dwLoops;
1464         }
1465     }
1466     wwo->dwPartialOffset = 0;
1467 }
1468
1469 /**************************************************************************
1470  *                              wodPlayer_PlayPtrNext           [internal]
1471  *
1472  * Advance the play pointer to the next waveheader, looping if required.
1473  */
1474 static LPWAVEHDR wodPlayer_PlayPtrNext(WINE_WAVEOUT* wwo)
1475 {
1476     LPWAVEHDR lpWaveHdr = wwo->lpPlayPtr;
1477
1478     wwo->dwPartialOffset = 0;
1479     if ((lpWaveHdr->dwFlags & WHDR_ENDLOOP) && wwo->lpLoopPtr) {
1480         /* We're at the end of a loop, loop if required */
1481         if (--wwo->dwLoops > 0) {
1482             wwo->lpPlayPtr = wwo->lpLoopPtr;
1483         } else {
1484             /* Handle overlapping loops correctly */
1485             if (wwo->lpLoopPtr != lpWaveHdr && (lpWaveHdr->dwFlags & WHDR_BEGINLOOP)) {
1486                 FIXME("Correctly handled case ? (ending loop buffer also starts a new loop)\n");
1487                 /* shall we consider the END flag for the closing loop or for
1488                  * the opening one or for both ???
1489                  * code assumes for closing loop only
1490                  */
1491             } else {
1492                 lpWaveHdr = lpWaveHdr->lpNext;
1493             }
1494             wwo->lpLoopPtr = NULL;
1495             wodPlayer_BeginWaveHdr(wwo, lpWaveHdr);
1496         }
1497     } else {
1498         /* We're not in a loop.  Advance to the next wave header */
1499         wodPlayer_BeginWaveHdr(wwo, lpWaveHdr = lpWaveHdr->lpNext);
1500     }
1501
1502     return lpWaveHdr;
1503 }
1504
1505 /**************************************************************************
1506  *                           wodPlayer_TicksTillEmpty           [internal]
1507  * Returns the number of ticks until we think the DSP should be empty
1508  */
1509 static DWORD wodPlayer_TicksTillEmpty(const WINE_WAVEOUT *wwo)
1510 {
1511     return ((wwo->dwWrittenTotal - wwo->dwPlayedTotal) * 1000)
1512         / wwo->waveFormat.Format.nAvgBytesPerSec;
1513 }
1514
1515 /**************************************************************************
1516  *                           wodPlayer_DSPWait                  [internal]
1517  * Returns the number of milliseconds to wait for the DSP buffer to write
1518  * one fragment.
1519  */
1520 static DWORD wodPlayer_DSPWait(const WINE_WAVEOUT *wwo)
1521 {
1522     /* time for one fragment to be played */
1523     return wwo->dwFragmentSize * 1000 / wwo->waveFormat.Format.nAvgBytesPerSec;
1524 }
1525
1526 /**************************************************************************
1527  *                           wodPlayer_NotifyWait               [internal]
1528  * Returns the number of milliseconds to wait before attempting to notify
1529  * completion of the specified wavehdr.
1530  * This is based on the number of bytes remaining to be written in the
1531  * wave.
1532  */
1533 static DWORD wodPlayer_NotifyWait(const WINE_WAVEOUT* wwo, LPWAVEHDR lpWaveHdr)
1534 {
1535     DWORD dwMillis;
1536
1537     if (lpWaveHdr->reserved < wwo->dwPlayedTotal) {
1538         dwMillis = 1;
1539     } else {
1540         dwMillis = (lpWaveHdr->reserved - wwo->dwPlayedTotal) * 1000 / wwo->waveFormat.Format.nAvgBytesPerSec;
1541         if (!dwMillis) dwMillis = 1;
1542     }
1543
1544     return dwMillis;
1545 }
1546
1547
1548 /**************************************************************************
1549  *                           wodPlayer_WriteMaxFrags            [internal]
1550  * Writes the maximum number of bytes possible to the DSP and returns
1551  * TRUE iff the current playPtr has been fully played
1552  */
1553 static BOOL wodPlayer_WriteMaxFrags(WINE_WAVEOUT* wwo, DWORD* bytes)
1554 {
1555     DWORD       dwLength = wwo->lpPlayPtr->dwBufferLength - wwo->dwPartialOffset;
1556     DWORD       toWrite = min(dwLength, *bytes);
1557     int         written;
1558     BOOL        ret = FALSE;
1559
1560     TRACE("Writing wavehdr %p.%u[%u]/%u\n",
1561           wwo->lpPlayPtr, wwo->dwPartialOffset, wwo->lpPlayPtr->dwBufferLength, toWrite);
1562
1563     if (toWrite > 0)
1564     {
1565         written = write(wwo->ossdev->fd, wwo->lpPlayPtr->lpData + wwo->dwPartialOffset, toWrite);
1566         if (written <= 0) {
1567             TRACE("write(%s, %p, %d) failed (%s) returned %d\n", wwo->ossdev->dev_name,
1568                 wwo->lpPlayPtr->lpData + wwo->dwPartialOffset, toWrite, strerror(errno), written);
1569             return FALSE;
1570         }
1571     }
1572     else
1573         written = 0;
1574
1575     if (written >= dwLength) {
1576         /* If we wrote all current wavehdr, skip to the next one */
1577         wodPlayer_PlayPtrNext(wwo);
1578         ret = TRUE;
1579     } else {
1580         /* Remove the amount written */
1581         wwo->dwPartialOffset += written;
1582     }
1583     *bytes -= written;
1584     wwo->dwWrittenTotal += written;
1585     TRACE("dwWrittenTotal=%u\n", wwo->dwWrittenTotal);
1586     return ret;
1587 }
1588
1589
1590 /**************************************************************************
1591  *                              wodPlayer_NotifyCompletions     [internal]
1592  *
1593  * Notifies and remove from queue all wavehdrs which have been played to
1594  * the speaker (ie. they have cleared the OSS buffer).  If force is true,
1595  * we notify all wavehdrs and remove them all from the queue even if they
1596  * are unplayed or part of a loop.
1597  */
1598 static DWORD wodPlayer_NotifyCompletions(WINE_WAVEOUT* wwo, BOOL force)
1599 {
1600     LPWAVEHDR           lpWaveHdr;
1601
1602     /* Start from lpQueuePtr and keep notifying until:
1603      * - we hit an unwritten wavehdr
1604      * - we hit the beginning of a running loop
1605      * - we hit a wavehdr which hasn't finished playing
1606      */
1607 #if 0
1608     while ((lpWaveHdr = wwo->lpQueuePtr) &&
1609            (force ||
1610             (lpWaveHdr != wwo->lpPlayPtr &&
1611              lpWaveHdr != wwo->lpLoopPtr &&
1612              lpWaveHdr->reserved <= wwo->dwPlayedTotal))) {
1613
1614         wwo->lpQueuePtr = lpWaveHdr->lpNext;
1615
1616         lpWaveHdr->dwFlags &= ~WHDR_INQUEUE;
1617         lpWaveHdr->dwFlags |= WHDR_DONE;
1618
1619         wodNotifyClient(wwo, WOM_DONE, (DWORD)lpWaveHdr, 0);
1620     }
1621 #else
1622     for (;;)
1623     {
1624         lpWaveHdr = wwo->lpQueuePtr;
1625         if (!lpWaveHdr) {TRACE("Empty queue\n"); break;}
1626         if (!force)
1627         {
1628             if (lpWaveHdr == wwo->lpPlayPtr) {TRACE("play %p\n", lpWaveHdr); break;}
1629             if (lpWaveHdr == wwo->lpLoopPtr) {TRACE("loop %p\n", lpWaveHdr); break;}
1630             if (lpWaveHdr->reserved > wwo->dwPlayedTotal) {TRACE("still playing %p (%u/%u)\n", lpWaveHdr, lpWaveHdr->reserved, wwo->dwPlayedTotal);break;}
1631         }
1632         wwo->lpQueuePtr = lpWaveHdr->lpNext;
1633
1634         lpWaveHdr->dwFlags &= ~WHDR_INQUEUE;
1635         lpWaveHdr->dwFlags |= WHDR_DONE;
1636
1637         wodNotifyClient(wwo, WOM_DONE, (DWORD)lpWaveHdr, 0);
1638     }
1639 #endif
1640     return  (lpWaveHdr && lpWaveHdr != wwo->lpPlayPtr && lpWaveHdr != wwo->lpLoopPtr) ?
1641         wodPlayer_NotifyWait(wwo, lpWaveHdr) : INFINITE;
1642 }
1643
1644 /**************************************************************************
1645  *                              wodPlayer_Reset                 [internal]
1646  *
1647  * wodPlayer helper. Resets current output stream.
1648  */
1649 static  void    wodPlayer_Reset(WINE_WAVEOUT* wwo, BOOL reset)
1650 {
1651     wodUpdatePlayedTotal(wwo, NULL);
1652     /* updates current notify list */
1653     wodPlayer_NotifyCompletions(wwo, FALSE);
1654
1655     /* flush all possible output */
1656     if (OSS_ResetDevice(wwo->ossdev) != MMSYSERR_NOERROR)
1657     {
1658         wwo->hThread = 0;
1659         wwo->state = WINE_WS_STOPPED;
1660         ExitThread(-1);
1661     }
1662
1663     if (reset) {
1664         enum win_wm_message     msg;
1665         DWORD                   param;
1666         HANDLE                  ev;
1667
1668         /* remove any buffer */
1669         wodPlayer_NotifyCompletions(wwo, TRUE);
1670
1671         wwo->lpPlayPtr = wwo->lpQueuePtr = wwo->lpLoopPtr = NULL;
1672         wwo->state = WINE_WS_STOPPED;
1673         wwo->dwPlayedTotal = wwo->dwWrittenTotal = 0;
1674         /* Clear partial wavehdr */
1675         wwo->dwPartialOffset = 0;
1676
1677         /* remove any existing message in the ring */
1678         EnterCriticalSection(&wwo->msgRing.msg_crst);
1679         /* return all pending headers in queue */
1680         while (OSS_RetrieveRingMessage(&wwo->msgRing, &msg, &param, &ev))
1681         {
1682             if (msg != WINE_WM_HEADER)
1683             {
1684                 FIXME("shouldn't have headers left\n");
1685                 SetEvent(ev);
1686                 continue;
1687             }
1688             ((LPWAVEHDR)param)->dwFlags &= ~WHDR_INQUEUE;
1689             ((LPWAVEHDR)param)->dwFlags |= WHDR_DONE;
1690
1691             wodNotifyClient(wwo, WOM_DONE, param, 0);
1692         }
1693         RESET_OMR(&wwo->msgRing);
1694         LeaveCriticalSection(&wwo->msgRing.msg_crst);
1695     } else {
1696         if (wwo->lpLoopPtr) {
1697             /* complicated case, not handled yet (could imply modifying the loop counter */
1698             FIXME("Pausing while in loop isn't correctly handled yet, except strange results\n");
1699             wwo->lpPlayPtr = wwo->lpLoopPtr;
1700             wwo->dwPartialOffset = 0;
1701             wwo->dwWrittenTotal = wwo->dwPlayedTotal; /* this is wrong !!! */
1702         } else {
1703             LPWAVEHDR   ptr;
1704             DWORD       sz = wwo->dwPartialOffset;
1705
1706             /* reset all the data as if we had written only up to lpPlayedTotal bytes */
1707             /* compute the max size playable from lpQueuePtr */
1708             for (ptr = wwo->lpQueuePtr; ptr != wwo->lpPlayPtr; ptr = ptr->lpNext) {
1709                 sz += ptr->dwBufferLength;
1710             }
1711             /* because the reset lpPlayPtr will be lpQueuePtr */
1712             if (wwo->dwWrittenTotal > wwo->dwPlayedTotal + sz) ERR("grin\n");
1713             wwo->dwPartialOffset = sz - (wwo->dwWrittenTotal - wwo->dwPlayedTotal);
1714             wwo->dwWrittenTotal = wwo->dwPlayedTotal;
1715             wwo->lpPlayPtr = wwo->lpQueuePtr;
1716         }
1717         wwo->state = WINE_WS_PAUSED;
1718     }
1719 }
1720
1721 /**************************************************************************
1722  *                    wodPlayer_ProcessMessages                 [internal]
1723  */
1724 static void wodPlayer_ProcessMessages(WINE_WAVEOUT* wwo)
1725 {
1726     LPWAVEHDR           lpWaveHdr;
1727     enum win_wm_message msg;
1728     DWORD               param;
1729     HANDLE              ev;
1730
1731     while (OSS_RetrieveRingMessage(&wwo->msgRing, &msg, &param, &ev)) {
1732         TRACE("Received %s %x\n", getCmdString(msg), param);
1733         switch (msg) {
1734         case WINE_WM_PAUSING:
1735             wodPlayer_Reset(wwo, FALSE);
1736             SetEvent(ev);
1737             break;
1738         case WINE_WM_RESTARTING:
1739             if (wwo->state == WINE_WS_PAUSED)
1740             {
1741                 wwo->state = WINE_WS_PLAYING;
1742             }
1743             SetEvent(ev);
1744             break;
1745         case WINE_WM_HEADER:
1746             lpWaveHdr = (LPWAVEHDR)param;
1747
1748             /* insert buffer at the end of queue */
1749             {
1750                 LPWAVEHDR*      wh;
1751                 for (wh = &(wwo->lpQueuePtr); *wh; wh = &((*wh)->lpNext));
1752                 *wh = lpWaveHdr;
1753             }
1754             if (!wwo->lpPlayPtr)
1755                 wodPlayer_BeginWaveHdr(wwo,lpWaveHdr);
1756             if (wwo->state == WINE_WS_STOPPED)
1757                 wwo->state = WINE_WS_PLAYING;
1758             break;
1759         case WINE_WM_RESETTING:
1760             wodPlayer_Reset(wwo, TRUE);
1761             SetEvent(ev);
1762             break;
1763         case WINE_WM_UPDATE:
1764             wodUpdatePlayedTotal(wwo, NULL);
1765             SetEvent(ev);
1766             break;
1767         case WINE_WM_BREAKLOOP:
1768             if (wwo->state == WINE_WS_PLAYING && wwo->lpLoopPtr != NULL) {
1769                 /* ensure exit at end of current loop */
1770                 wwo->dwLoops = 1;
1771             }
1772             SetEvent(ev);
1773             break;
1774         case WINE_WM_CLOSING:
1775             /* sanity check: this should not happen since the device must have been reset before */
1776             if (wwo->lpQueuePtr || wwo->lpPlayPtr) ERR("out of sync\n");
1777             wwo->hThread = 0;
1778             wwo->state = WINE_WS_CLOSED;
1779             SetEvent(ev);
1780             ExitThread(0);
1781             /* shouldn't go here */
1782         default:
1783             FIXME("unknown message %d\n", msg);
1784             break;
1785         }
1786     }
1787 }
1788
1789 /**************************************************************************
1790  *                           wodPlayer_FeedDSP                  [internal]
1791  * Feed as much sound data as we can into the DSP and return the number of
1792  * milliseconds before it will be necessary to feed the DSP again.
1793  */
1794 static DWORD wodPlayer_FeedDSP(WINE_WAVEOUT* wwo)
1795 {
1796     audio_buf_info dspspace;
1797     DWORD       availInQ;
1798
1799     if (!wodUpdatePlayedTotal(wwo, &dspspace)) return INFINITE;
1800     availInQ = dspspace.bytes;
1801     TRACE("fragments=%d/%d, fragsize=%d, bytes=%d\n",
1802           dspspace.fragments, dspspace.fragstotal, dspspace.fragsize, dspspace.bytes);
1803
1804     /* no more room... no need to try to feed */
1805     if (dspspace.fragments != 0) {
1806         /* Feed from partial wavehdr */
1807         if (wwo->lpPlayPtr && wwo->dwPartialOffset != 0) {
1808             wodPlayer_WriteMaxFrags(wwo, &availInQ);
1809         }
1810
1811         /* Feed wavehdrs until we run out of wavehdrs or DSP space */
1812         if (wwo->dwPartialOffset == 0 && wwo->lpPlayPtr) {
1813             do {
1814                 TRACE("Setting time to elapse for %p to %u\n",
1815                       wwo->lpPlayPtr, wwo->dwWrittenTotal + wwo->lpPlayPtr->dwBufferLength);
1816                 /* note the value that dwPlayedTotal will return when this wave finishes playing */
1817                 wwo->lpPlayPtr->reserved = wwo->dwWrittenTotal + wwo->lpPlayPtr->dwBufferLength;
1818             } while (wodPlayer_WriteMaxFrags(wwo, &availInQ) && wwo->lpPlayPtr && availInQ > 0);
1819         }
1820
1821         if (wwo->bNeedPost) {
1822             /* OSS doesn't start before it gets either 2 fragments or a SNDCTL_DSP_POST;
1823              * if it didn't get one, we give it the other */
1824             if (wwo->dwBufferSize < availInQ + 2 * wwo->dwFragmentSize)
1825                 ioctl(wwo->ossdev->fd, SNDCTL_DSP_POST, 0);
1826             wwo->bNeedPost = FALSE;
1827         }
1828     }
1829
1830     return wodPlayer_DSPWait(wwo);
1831 }
1832
1833
1834 /**************************************************************************
1835  *                              wodPlayer                       [internal]
1836  */
1837 static  DWORD   CALLBACK        wodPlayer(LPVOID pmt)
1838 {
1839     WORD          uDevID = (DWORD)pmt;
1840     WINE_WAVEOUT* wwo = (WINE_WAVEOUT*)&WOutDev[uDevID];
1841     DWORD         dwNextFeedTime = INFINITE;   /* Time before DSP needs feeding */
1842     DWORD         dwNextNotifyTime = INFINITE; /* Time before next wave completion */
1843     DWORD         dwSleepTime;
1844
1845     wwo->state = WINE_WS_STOPPED;
1846     SetEvent(wwo->hStartUpEvent);
1847
1848     for (;;) {
1849         /** Wait for the shortest time before an action is required.  If there
1850          *  are no pending actions, wait forever for a command.
1851          */
1852         dwSleepTime = min(dwNextFeedTime, dwNextNotifyTime);
1853         TRACE("waiting %ums (%u,%u)\n", dwSleepTime, dwNextFeedTime, dwNextNotifyTime);
1854         WAIT_OMR(&wwo->msgRing, dwSleepTime);
1855         wodPlayer_ProcessMessages(wwo);
1856         if (wwo->state == WINE_WS_PLAYING) {
1857             dwNextFeedTime = wodPlayer_FeedDSP(wwo);
1858             if (dwNextFeedTime != INFINITE)
1859                 wwo->dwProjectedFinishTime = GetTickCount() + wodPlayer_TicksTillEmpty(wwo);
1860             else
1861                 wwo->dwProjectedFinishTime = 0;
1862
1863             dwNextNotifyTime = wodPlayer_NotifyCompletions(wwo, FALSE);
1864             if (dwNextFeedTime == INFINITE) {
1865                 /* FeedDSP ran out of data, but before flushing, */
1866                 /* check that a notification didn't give us more */
1867                 wodPlayer_ProcessMessages(wwo);
1868                 if (!wwo->lpPlayPtr) {
1869                     TRACE("flushing\n");
1870                     ioctl(wwo->ossdev->fd, SNDCTL_DSP_SYNC, 0);
1871                     wwo->dwPlayedTotal = wwo->dwWrittenTotal;
1872                     dwNextNotifyTime = wodPlayer_NotifyCompletions(wwo, FALSE);
1873                 } else {
1874                     TRACE("recovering\n");
1875                     dwNextFeedTime = wodPlayer_FeedDSP(wwo);
1876                 }
1877             }
1878         } else {
1879             dwNextFeedTime = dwNextNotifyTime = INFINITE;
1880         }
1881     }
1882 }
1883
1884 /**************************************************************************
1885  *                      wodGetDevCaps                           [internal]
1886  */
1887 static DWORD wodGetDevCaps(WORD wDevID, LPWAVEOUTCAPSW lpCaps, DWORD dwSize)
1888 {
1889     TRACE("(%u, %p, %u);\n", wDevID, lpCaps, dwSize);
1890
1891     if (lpCaps == NULL) {
1892         WARN("not enabled\n");
1893         return MMSYSERR_NOTENABLED;
1894     }
1895
1896     if (wDevID >= numOutDev) {
1897         WARN("numOutDev reached !\n");
1898         return MMSYSERR_BADDEVICEID;
1899     }
1900
1901     if (WOutDev[wDevID].ossdev->open_access == O_RDWR)
1902         memcpy(lpCaps, &WOutDev[wDevID].ossdev->duplex_out_caps, min(dwSize, sizeof(*lpCaps)));
1903     else
1904         memcpy(lpCaps, &WOutDev[wDevID].ossdev->out_caps, min(dwSize, sizeof(*lpCaps)));
1905
1906     return MMSYSERR_NOERROR;
1907 }
1908
1909 /**************************************************************************
1910  *                              wodOpen                         [internal]
1911  */
1912 DWORD wodOpen(WORD wDevID, LPWAVEOPENDESC lpDesc, DWORD dwFlags)
1913 {
1914     int                 audio_fragment;
1915     WINE_WAVEOUT*       wwo;
1916     audio_buf_info      info;
1917     DWORD               ret;
1918
1919     TRACE("(%u, %p[cb=%08x], %08X);\n", wDevID, lpDesc, lpDesc->dwCallback, dwFlags);
1920     if (lpDesc == NULL) {
1921         WARN("Invalid Parameter !\n");
1922         return MMSYSERR_INVALPARAM;
1923     }
1924     if (wDevID >= numOutDev) {
1925         TRACE("MAX_WAVOUTDRV reached !\n");
1926         return MMSYSERR_BADDEVICEID;
1927     }
1928
1929     /* only PCM format is supported so far... */
1930     if (!supportedFormat(lpDesc->lpFormat)) {
1931         WARN("Bad format: tag=%04X nChannels=%d nSamplesPerSec=%d !\n",
1932              lpDesc->lpFormat->wFormatTag, lpDesc->lpFormat->nChannels,
1933              lpDesc->lpFormat->nSamplesPerSec);
1934         return WAVERR_BADFORMAT;
1935     }
1936
1937     if (dwFlags & WAVE_FORMAT_QUERY) {
1938         TRACE("Query format: tag=%04X nChannels=%d nSamplesPerSec=%d !\n",
1939              lpDesc->lpFormat->wFormatTag, lpDesc->lpFormat->nChannels,
1940              lpDesc->lpFormat->nSamplesPerSec);
1941         return MMSYSERR_NOERROR;
1942     }
1943
1944     TRACE("OSS_OpenDevice requested this format: %dx%dx%d %s\n",
1945           lpDesc->lpFormat->nSamplesPerSec,
1946           lpDesc->lpFormat->wBitsPerSample,
1947           lpDesc->lpFormat->nChannels,
1948           lpDesc->lpFormat->wFormatTag == WAVE_FORMAT_PCM ? "WAVE_FORMAT_PCM" :
1949           lpDesc->lpFormat->wFormatTag == WAVE_FORMAT_EXTENSIBLE ? "WAVE_FORMAT_EXTENSIBLE" :
1950           "UNSUPPORTED");
1951
1952     wwo = &WOutDev[wDevID];
1953
1954     if ((dwFlags & WAVE_DIRECTSOUND) &&
1955         !(wwo->ossdev->duplex_out_caps.dwSupport & WAVECAPS_DIRECTSOUND))
1956         /* not supported, ignore it */
1957         dwFlags &= ~WAVE_DIRECTSOUND;
1958
1959     if (dwFlags & WAVE_DIRECTSOUND) {
1960         if (wwo->ossdev->duplex_out_caps.dwSupport & WAVECAPS_SAMPLEACCURATE)
1961             /* we have realtime DirectSound, fragments just waste our time,
1962              * but a large buffer is good, so choose 64KB (32 * 2^11) */
1963             audio_fragment = 0x0020000B;
1964         else
1965             /* to approximate realtime, we must use small fragments,
1966              * let's try to fragment the above 64KB (256 * 2^8) */
1967             audio_fragment = 0x01000008;
1968     } else {
1969         /* A wave device must have a worst case latency of 10 ms so calculate
1970          * the largest fragment size less than 10 ms long.
1971          */
1972         int     fsize = lpDesc->lpFormat->nAvgBytesPerSec / 100;        /* 10 ms chunk */
1973         int     shift = 0;
1974         while ((1 << shift) <= fsize)
1975             shift++;
1976         shift--;
1977         audio_fragment = 0x00100000 + shift;    /* 16 fragments of 2^shift */
1978     }
1979
1980     TRACE("requesting %d %d byte fragments (%d ms/fragment)\n",
1981         audio_fragment >> 16, 1 << (audio_fragment & 0xffff),
1982         ((1 << (audio_fragment & 0xffff)) * 1000) / lpDesc->lpFormat->nAvgBytesPerSec);
1983
1984     if (wwo->state != WINE_WS_CLOSED) {
1985         WARN("already allocated\n");
1986         return MMSYSERR_ALLOCATED;
1987     }
1988
1989     /* we want to be able to mmap() the device, which means it must be opened readable,
1990      * otherwise mmap() will fail (at least under Linux) */
1991     ret = OSS_OpenDevice(wwo->ossdev,
1992                          (dwFlags & WAVE_DIRECTSOUND) ? O_RDWR : O_WRONLY,
1993                          &audio_fragment,
1994                          (dwFlags & WAVE_DIRECTSOUND) ? 0 : 1,
1995                          lpDesc->lpFormat->nSamplesPerSec,
1996                          lpDesc->lpFormat->nChannels,
1997                          (lpDesc->lpFormat->wBitsPerSample == 16)
1998                              ? AFMT_S16_LE : AFMT_U8);
1999     if ((ret==MMSYSERR_NOERROR) && (dwFlags & WAVE_DIRECTSOUND)) {
2000         lpDesc->lpFormat->nSamplesPerSec=wwo->ossdev->sample_rate;
2001         lpDesc->lpFormat->nChannels=wwo->ossdev->channels;
2002         lpDesc->lpFormat->wBitsPerSample=(wwo->ossdev->format == AFMT_U8 ? 8 : 16);
2003         lpDesc->lpFormat->nBlockAlign=lpDesc->lpFormat->nChannels*lpDesc->lpFormat->wBitsPerSample/8;
2004         lpDesc->lpFormat->nAvgBytesPerSec=lpDesc->lpFormat->nSamplesPerSec*lpDesc->lpFormat->nBlockAlign;
2005         TRACE("OSS_OpenDevice returned this format: %dx%dx%d\n",
2006               lpDesc->lpFormat->nSamplesPerSec,
2007               lpDesc->lpFormat->wBitsPerSample,
2008               lpDesc->lpFormat->nChannels);
2009     }
2010     if (ret != 0) return ret;
2011     wwo->state = WINE_WS_STOPPED;
2012
2013     wwo->wFlags = HIWORD(dwFlags & CALLBACK_TYPEMASK);
2014
2015     memcpy(&wwo->waveDesc, lpDesc, sizeof(WAVEOPENDESC));
2016     copy_format(lpDesc->lpFormat, &wwo->waveFormat);
2017
2018     if (wwo->waveFormat.Format.wBitsPerSample == 0) {
2019         WARN("Resetting zeroed wBitsPerSample\n");
2020         wwo->waveFormat.Format.wBitsPerSample = 8 *
2021             (wwo->waveFormat.Format.nAvgBytesPerSec /
2022              wwo->waveFormat.Format.nSamplesPerSec) /
2023             wwo->waveFormat.Format.nChannels;
2024     }
2025     /* Read output space info for future reference */
2026     if (ioctl(wwo->ossdev->fd, SNDCTL_DSP_GETOSPACE, &info) < 0) {
2027         ERR("ioctl(%s, SNDCTL_DSP_GETOSPACE) failed (%s)\n", wwo->ossdev->dev_name, strerror(errno));
2028         OSS_CloseDevice(wwo->ossdev);
2029         wwo->state = WINE_WS_CLOSED;
2030         return MMSYSERR_NOTENABLED;
2031     }
2032
2033     TRACE("got %d %d byte fragments (%d ms/fragment)\n", info.fragstotal,
2034         info.fragsize, (info.fragsize * 1000) / (wwo->ossdev->sample_rate *
2035         wwo->ossdev->channels * (wwo->ossdev->format == AFMT_U8 ? 1 : 2)));
2036
2037     /* Check that fragsize is correct per our settings above */
2038     if ((info.fragsize > 1024) && (LOWORD(audio_fragment) <= 10)) {
2039         /* we've tried to set 1K fragments or less, but it didn't work */
2040         ERR("fragment size set failed, size is now %d\n", info.fragsize);
2041         MESSAGE("Your Open Sound System driver did not let us configure small enough sound fragments.\n");
2042         MESSAGE("This may cause delays and other problems in audio playback with certain applications.\n");
2043     }
2044
2045     /* Remember fragsize and total buffer size for future use */
2046     wwo->dwFragmentSize = info.fragsize;
2047     wwo->dwBufferSize = info.fragstotal * info.fragsize;
2048     wwo->dwPlayedTotal = 0;
2049     wwo->dwWrittenTotal = 0;
2050     wwo->bNeedPost = TRUE;
2051
2052     TRACE("fd=%d fragstotal=%d fragsize=%d BufferSize=%d\n",
2053           wwo->ossdev->fd, info.fragstotal, info.fragsize, wwo->dwBufferSize);
2054     if (wwo->dwFragmentSize % wwo->waveFormat.Format.nBlockAlign) {
2055         ERR("Fragment doesn't contain an integral number of data blocks fragsize=%d BlockAlign=%d\n",wwo->dwFragmentSize,wwo->waveFormat.Format.nBlockAlign);
2056         /* Some SoundBlaster 16 cards return an incorrect (odd) fragment
2057          * size for 16 bit sound. This will cause a system crash when we try
2058          * to write just the specified odd number of bytes. So if we
2059          * detect something is wrong we'd better fix it.
2060          */
2061         wwo->dwFragmentSize-=wwo->dwFragmentSize % wwo->waveFormat.Format.nBlockAlign;
2062     }
2063
2064     OSS_InitRingMessage(&wwo->msgRing);
2065
2066     wwo->hStartUpEvent = CreateEventW(NULL, FALSE, FALSE, NULL);
2067     wwo->hThread = CreateThread(NULL, 0, wodPlayer, (LPVOID)(DWORD)wDevID, 0, &(wwo->dwThreadID));
2068     if (wwo->hThread)
2069         SetThreadPriority(wwo->hThread, THREAD_PRIORITY_TIME_CRITICAL);
2070     WaitForSingleObject(wwo->hStartUpEvent, INFINITE);
2071     CloseHandle(wwo->hStartUpEvent);
2072     wwo->hStartUpEvent = INVALID_HANDLE_VALUE;
2073
2074     TRACE("wBitsPerSample=%u, nAvgBytesPerSec=%u, nSamplesPerSec=%u, nChannels=%u nBlockAlign=%u!\n",
2075           wwo->waveFormat.Format.wBitsPerSample, wwo->waveFormat.Format.nAvgBytesPerSec,
2076           wwo->waveFormat.Format.nSamplesPerSec, wwo->waveFormat.Format.nChannels,
2077           wwo->waveFormat.Format.nBlockAlign);
2078
2079     return wodNotifyClient(wwo, WOM_OPEN, 0L, 0L);
2080 }
2081
2082 /**************************************************************************
2083  *                              wodClose                        [internal]
2084  */
2085 static DWORD wodClose(WORD wDevID)
2086 {
2087     DWORD               ret = MMSYSERR_NOERROR;
2088     WINE_WAVEOUT*       wwo;
2089
2090     TRACE("(%u);\n", wDevID);
2091
2092     if (wDevID >= numOutDev || WOutDev[wDevID].state == WINE_WS_CLOSED) {
2093         WARN("bad device ID !\n");
2094         return MMSYSERR_BADDEVICEID;
2095     }
2096
2097     wwo = &WOutDev[wDevID];
2098     if (wwo->lpQueuePtr) {
2099         WARN("buffers still playing !\n");
2100         ret = WAVERR_STILLPLAYING;
2101     } else {
2102         if (wwo->hThread != INVALID_HANDLE_VALUE) {
2103             OSS_AddRingMessage(&wwo->msgRing, WINE_WM_CLOSING, 0, TRUE);
2104         }
2105
2106         OSS_DestroyRingMessage(&wwo->msgRing);
2107
2108         OSS_CloseDevice(wwo->ossdev);
2109         wwo->state = WINE_WS_CLOSED;
2110         wwo->dwFragmentSize = 0;
2111         ret = wodNotifyClient(wwo, WOM_CLOSE, 0L, 0L);
2112     }
2113     return ret;
2114 }
2115
2116 /**************************************************************************
2117  *                              wodWrite                        [internal]
2118  *
2119  */
2120 static DWORD wodWrite(WORD wDevID, LPWAVEHDR lpWaveHdr, DWORD dwSize)
2121 {
2122     TRACE("(%u, %p, %08X);\n", wDevID, lpWaveHdr, dwSize);
2123
2124     /* first, do the sanity checks... */
2125     if (wDevID >= numOutDev || WOutDev[wDevID].state == WINE_WS_CLOSED) {
2126         WARN("bad dev ID !\n");
2127         return MMSYSERR_BADDEVICEID;
2128     }
2129
2130     if (lpWaveHdr->lpData == NULL || !(lpWaveHdr->dwFlags & WHDR_PREPARED))
2131         return WAVERR_UNPREPARED;
2132
2133     if (lpWaveHdr->dwFlags & WHDR_INQUEUE)
2134         return WAVERR_STILLPLAYING;
2135
2136     lpWaveHdr->dwFlags &= ~WHDR_DONE;
2137     lpWaveHdr->dwFlags |= WHDR_INQUEUE;
2138     lpWaveHdr->lpNext = 0;
2139
2140     if ((lpWaveHdr->dwBufferLength & (WOutDev[wDevID].waveFormat.Format.nBlockAlign - 1)) != 0)
2141     {
2142         WARN("WaveHdr length isn't a multiple of the PCM block size: %d %% %d\n",lpWaveHdr->dwBufferLength,WOutDev[wDevID].waveFormat.Format.nBlockAlign);
2143         lpWaveHdr->dwBufferLength &= ~(WOutDev[wDevID].waveFormat.Format.nBlockAlign - 1);
2144     }
2145
2146     OSS_AddRingMessage(&WOutDev[wDevID].msgRing, WINE_WM_HEADER, (DWORD)lpWaveHdr, FALSE);
2147
2148     return MMSYSERR_NOERROR;
2149 }
2150
2151 /**************************************************************************
2152  *                      wodPause                                [internal]
2153  */
2154 static DWORD wodPause(WORD wDevID)
2155 {
2156     TRACE("(%u);!\n", wDevID);
2157
2158     if (wDevID >= numOutDev || WOutDev[wDevID].state == WINE_WS_CLOSED) {
2159         WARN("bad device ID !\n");
2160         return MMSYSERR_BADDEVICEID;
2161     }
2162
2163     OSS_AddRingMessage(&WOutDev[wDevID].msgRing, WINE_WM_PAUSING, 0, TRUE);
2164
2165     return MMSYSERR_NOERROR;
2166 }
2167
2168 /**************************************************************************
2169  *                      wodRestart                              [internal]
2170  */
2171 static DWORD wodRestart(WORD wDevID)
2172 {
2173     TRACE("(%u);\n", wDevID);
2174
2175     if (wDevID >= numOutDev || WOutDev[wDevID].state == WINE_WS_CLOSED) {
2176         WARN("bad device ID !\n");
2177         return MMSYSERR_BADDEVICEID;
2178     }
2179
2180     OSS_AddRingMessage(&WOutDev[wDevID].msgRing, WINE_WM_RESTARTING, 0, TRUE);
2181
2182     /* FIXME: is NotifyClient with WOM_DONE right ? (Comet Busters 1.3.3 needs this notification) */
2183     /* FIXME: Myst crashes with this ... hmm -MM
2184        return wodNotifyClient(wwo, WOM_DONE, 0L, 0L);
2185     */
2186
2187     return MMSYSERR_NOERROR;
2188 }
2189
2190 /**************************************************************************
2191  *                      wodReset                                [internal]
2192  */
2193 static DWORD wodReset(WORD wDevID)
2194 {
2195     TRACE("(%u);\n", wDevID);
2196
2197     if (wDevID >= numOutDev || WOutDev[wDevID].state == WINE_WS_CLOSED) {
2198         WARN("bad device ID !\n");
2199         return MMSYSERR_BADDEVICEID;
2200     }
2201
2202     OSS_AddRingMessage(&WOutDev[wDevID].msgRing, WINE_WM_RESETTING, 0, TRUE);
2203
2204     return MMSYSERR_NOERROR;
2205 }
2206
2207 /**************************************************************************
2208  *                              wodGetPosition                  [internal]
2209  */
2210 static DWORD wodGetPosition(WORD wDevID, LPMMTIME lpTime, DWORD uSize)
2211 {
2212     WINE_WAVEOUT*       wwo;
2213
2214     TRACE("(%u, %p, %u);\n", wDevID, lpTime, uSize);
2215
2216     if (wDevID >= numOutDev || WOutDev[wDevID].state == WINE_WS_CLOSED) {
2217         WARN("bad device ID !\n");
2218         return MMSYSERR_BADDEVICEID;
2219     }
2220
2221     if (lpTime == NULL) {
2222         WARN("invalid parameter: lpTime == NULL\n");
2223         return MMSYSERR_INVALPARAM;
2224     }
2225
2226     wwo = &WOutDev[wDevID];
2227 #ifdef EXACT_WODPOSITION
2228     if (wwo->ossdev->open_access == O_RDWR) {
2229         if (wwo->ossdev->duplex_out_caps.dwSupport & WAVECAPS_SAMPLEACCURATE)
2230             OSS_AddRingMessage(&wwo->msgRing, WINE_WM_UPDATE, 0, TRUE);
2231     } else {
2232         if (wwo->ossdev->out_caps.dwSupport & WAVECAPS_SAMPLEACCURATE)
2233             OSS_AddRingMessage(&wwo->msgRing, WINE_WM_UPDATE, 0, TRUE);
2234     }
2235 #endif
2236
2237     return bytes_to_mmtime(lpTime, wwo->dwPlayedTotal, &wwo->waveFormat);
2238 }
2239
2240 /**************************************************************************
2241  *                              wodBreakLoop                    [internal]
2242  */
2243 static DWORD wodBreakLoop(WORD wDevID)
2244 {
2245     TRACE("(%u);\n", wDevID);
2246
2247     if (wDevID >= numOutDev || WOutDev[wDevID].state == WINE_WS_CLOSED) {
2248         WARN("bad device ID !\n");
2249         return MMSYSERR_BADDEVICEID;
2250     }
2251     OSS_AddRingMessage(&WOutDev[wDevID].msgRing, WINE_WM_BREAKLOOP, 0, TRUE);
2252     return MMSYSERR_NOERROR;
2253 }
2254
2255 /**************************************************************************
2256  *                              wodGetVolume                    [internal]
2257  */
2258 static DWORD wodGetVolume(WORD wDevID, LPDWORD lpdwVol)
2259 {
2260     int         mixer;
2261     int         volume;
2262     DWORD       left, right;
2263     DWORD       last_left, last_right;
2264
2265     TRACE("(%u, %p);\n", wDevID, lpdwVol);
2266
2267     if (lpdwVol == NULL) {
2268         WARN("not enabled\n");
2269         return MMSYSERR_NOTENABLED;
2270     }
2271     if (wDevID >= numOutDev) {
2272         WARN("invalid parameter\n");
2273         return MMSYSERR_INVALPARAM;
2274     }
2275     if (WOutDev[wDevID].ossdev->open_access == O_RDWR) {
2276         if (!(WOutDev[wDevID].ossdev->duplex_out_caps.dwSupport & WAVECAPS_VOLUME)) {
2277             TRACE("Volume not supported\n");
2278             return MMSYSERR_NOTSUPPORTED;
2279         }
2280     } else {
2281         if (!(WOutDev[wDevID].ossdev->out_caps.dwSupport & WAVECAPS_VOLUME)) {
2282             TRACE("Volume not supported\n");
2283             return MMSYSERR_NOTSUPPORTED;
2284         }
2285     }
2286
2287     if ((mixer = open(WOutDev[wDevID].ossdev->mixer_name, O_RDONLY|O_NDELAY)) < 0) {
2288         WARN("mixer device not available !\n");
2289         return MMSYSERR_NOTENABLED;
2290     }
2291     if (ioctl(mixer, SOUND_MIXER_READ_PCM, &volume) == -1) {
2292         close(mixer);
2293         WARN("ioctl(%s, SOUND_MIXER_READ_PCM) failed (%s)\n",
2294              WOutDev[wDevID].ossdev->mixer_name, strerror(errno));
2295         return MMSYSERR_NOTENABLED;
2296     }
2297     close(mixer);
2298
2299     left = LOBYTE(volume);
2300     right = HIBYTE(volume);
2301     TRACE("left=%d right=%d !\n", left, right);
2302     last_left  = (LOWORD(WOutDev[wDevID].volume) * 100) / 0xFFFFl;
2303     last_right = (HIWORD(WOutDev[wDevID].volume) * 100) / 0xFFFFl;
2304     TRACE("last_left=%d last_right=%d !\n", last_left, last_right);
2305     if (last_left == left && last_right == right)
2306         *lpdwVol = WOutDev[wDevID].volume;
2307     else
2308         *lpdwVol = ((left * 0xFFFFl) / 100) + (((right * 0xFFFFl) / 100) << 16);
2309     return MMSYSERR_NOERROR;
2310 }
2311
2312 /**************************************************************************
2313  *                              wodSetVolume                    [internal]
2314  */
2315 DWORD wodSetVolume(WORD wDevID, DWORD dwParam)
2316 {
2317     int         mixer;
2318     int         volume;
2319     DWORD       left, right;
2320
2321     TRACE("(%u, %08X);\n", wDevID, dwParam);
2322
2323     left  = (LOWORD(dwParam) * 100) / 0xFFFFl;
2324     right = (HIWORD(dwParam) * 100) / 0xFFFFl;
2325     volume = left + (right << 8);
2326
2327     if (wDevID >= numOutDev) {
2328         WARN("invalid parameter: wDevID > %d\n", numOutDev);
2329         return MMSYSERR_INVALPARAM;
2330     }
2331     if (WOutDev[wDevID].ossdev->open_access == O_RDWR) {
2332         if (!(WOutDev[wDevID].ossdev->duplex_out_caps.dwSupport & WAVECAPS_VOLUME)) {
2333             TRACE("Volume not supported\n");
2334             return MMSYSERR_NOTSUPPORTED;
2335         }
2336     } else {
2337         if (!(WOutDev[wDevID].ossdev->out_caps.dwSupport & WAVECAPS_VOLUME)) {
2338             TRACE("Volume not supported\n");
2339             return MMSYSERR_NOTSUPPORTED;
2340         }
2341     }
2342     if ((mixer = open(WOutDev[wDevID].ossdev->mixer_name, O_WRONLY|O_NDELAY)) < 0) {
2343         WARN("open(%s) failed (%s)\n", WOutDev[wDevID].ossdev->mixer_name, strerror(errno));
2344         return MMSYSERR_NOTENABLED;
2345     }
2346     if (ioctl(mixer, SOUND_MIXER_WRITE_PCM, &volume) == -1) {
2347         close(mixer);
2348         WARN("ioctl(%s, SOUND_MIXER_WRITE_PCM) failed (%s)\n",
2349             WOutDev[wDevID].ossdev->mixer_name, strerror(errno));
2350         return MMSYSERR_NOTENABLED;
2351     }
2352     TRACE("volume=%04x\n", (unsigned)volume);
2353     close(mixer);
2354
2355     /* save requested volume */
2356     WOutDev[wDevID].volume = dwParam;
2357
2358     return MMSYSERR_NOERROR;
2359 }
2360
2361 /**************************************************************************
2362  *                              wodMessage (WINEOSS.7)
2363  */
2364 DWORD WINAPI OSS_wodMessage(UINT wDevID, UINT wMsg, DWORD dwUser,
2365                             DWORD dwParam1, DWORD dwParam2)
2366 {
2367     TRACE("(%u, %s, %08X, %08X, %08X);\n",
2368           wDevID, getMessage(wMsg), dwUser, dwParam1, dwParam2);
2369
2370     switch (wMsg) {
2371     case DRVM_INIT:
2372     case DRVM_EXIT:
2373     case DRVM_ENABLE:
2374     case DRVM_DISABLE:
2375         /* FIXME: Pretend this is supported */
2376         return 0;
2377     case WODM_OPEN:             return wodOpen          (wDevID, (LPWAVEOPENDESC)dwParam1,      dwParam2);
2378     case WODM_CLOSE:            return wodClose         (wDevID);
2379     case WODM_WRITE:            return wodWrite         (wDevID, (LPWAVEHDR)dwParam1,           dwParam2);
2380     case WODM_PAUSE:            return wodPause         (wDevID);
2381     case WODM_GETPOS:           return wodGetPosition   (wDevID, (LPMMTIME)dwParam1,            dwParam2);
2382     case WODM_BREAKLOOP:        return wodBreakLoop     (wDevID);
2383     case WODM_PREPARE:          return MMSYSERR_NOTSUPPORTED;
2384     case WODM_UNPREPARE:        return MMSYSERR_NOTSUPPORTED;
2385     case WODM_GETDEVCAPS:       return wodGetDevCaps    (wDevID, (LPWAVEOUTCAPSW)dwParam1,      dwParam2);
2386     case WODM_GETNUMDEVS:       return numOutDev;
2387     case WODM_GETPITCH:         return MMSYSERR_NOTSUPPORTED;
2388     case WODM_SETPITCH:         return MMSYSERR_NOTSUPPORTED;
2389     case WODM_GETPLAYBACKRATE:  return MMSYSERR_NOTSUPPORTED;
2390     case WODM_SETPLAYBACKRATE:  return MMSYSERR_NOTSUPPORTED;
2391     case WODM_GETVOLUME:        return wodGetVolume     (wDevID, (LPDWORD)dwParam1);
2392     case WODM_SETVOLUME:        return wodSetVolume     (wDevID, dwParam1);
2393     case WODM_RESTART:          return wodRestart       (wDevID);
2394     case WODM_RESET:            return wodReset         (wDevID);
2395
2396     case DRV_QUERYDEVICEINTERFACESIZE: return wodDevInterfaceSize      (wDevID, (LPDWORD)dwParam1);
2397     case DRV_QUERYDEVICEINTERFACE:     return wodDevInterface          (wDevID, (PWCHAR)dwParam1, dwParam2);
2398     case DRV_QUERYDSOUNDIFACE:  return wodDsCreate      (wDevID, (PIDSDRIVER*)dwParam1);
2399     case DRV_QUERYDSOUNDDESC:   return wodDsDesc        (wDevID, (PDSDRIVERDESC)dwParam1);
2400     default:
2401         FIXME("unknown message %d!\n", wMsg);
2402     }
2403     return MMSYSERR_NOTSUPPORTED;
2404 }
2405
2406 /*======================================================================*
2407  *                  Low level WAVE IN implementation                    *
2408  *======================================================================*/
2409
2410 /**************************************************************************
2411  *                      widNotifyClient                 [internal]
2412  */
2413 static DWORD widNotifyClient(WINE_WAVEIN* wwi, WORD wMsg, DWORD dwParam1, DWORD dwParam2)
2414 {
2415     TRACE("wMsg = 0x%04x (%s) dwParm1 = %04X dwParam2 = %04X\n", wMsg,
2416         wMsg == WIM_OPEN ? "WIM_OPEN" : wMsg == WIM_CLOSE ? "WIM_CLOSE" :
2417         wMsg == WIM_DATA ? "WIM_DATA" : "Unknown", dwParam1, dwParam2);
2418
2419     switch (wMsg) {
2420     case WIM_OPEN:
2421     case WIM_CLOSE:
2422     case WIM_DATA:
2423         if (wwi->wFlags != DCB_NULL &&
2424             !DriverCallback(wwi->waveDesc.dwCallback, wwi->wFlags,
2425                             (HDRVR)wwi->waveDesc.hWave, wMsg,
2426                             wwi->waveDesc.dwInstance, dwParam1, dwParam2)) {
2427             WARN("can't notify client !\n");
2428             return MMSYSERR_ERROR;
2429         }
2430         break;
2431     default:
2432         FIXME("Unknown callback message %u\n", wMsg);
2433         return MMSYSERR_INVALPARAM;
2434     }
2435     return MMSYSERR_NOERROR;
2436 }
2437
2438 /**************************************************************************
2439  *                      widGetDevCaps                           [internal]
2440  */
2441 static DWORD widGetDevCaps(WORD wDevID, LPWAVEINCAPSW lpCaps, DWORD dwSize)
2442 {
2443     TRACE("(%u, %p, %u);\n", wDevID, lpCaps, dwSize);
2444
2445     if (lpCaps == NULL) return MMSYSERR_NOTENABLED;
2446
2447     if (wDevID >= numInDev) {
2448         TRACE("numOutDev reached !\n");
2449         return MMSYSERR_BADDEVICEID;
2450     }
2451
2452     memcpy(lpCaps, &WInDev[wDevID].ossdev->in_caps, min(dwSize, sizeof(*lpCaps)));
2453     return MMSYSERR_NOERROR;
2454 }
2455
2456 /**************************************************************************
2457  *                              widRecorder_ReadHeaders         [internal]
2458  */
2459 static void widRecorder_ReadHeaders(WINE_WAVEIN * wwi)
2460 {
2461     enum win_wm_message tmp_msg;
2462     DWORD               tmp_param;
2463     HANDLE              tmp_ev;
2464     WAVEHDR*            lpWaveHdr;
2465
2466     while (OSS_RetrieveRingMessage(&wwi->msgRing, &tmp_msg, &tmp_param, &tmp_ev)) {
2467         if (tmp_msg == WINE_WM_HEADER) {
2468             LPWAVEHDR*  wh;
2469             lpWaveHdr = (LPWAVEHDR)tmp_param;
2470             lpWaveHdr->lpNext = 0;
2471
2472             if (wwi->lpQueuePtr == 0)
2473                 wwi->lpQueuePtr = lpWaveHdr;
2474             else {
2475                 for (wh = &(wwi->lpQueuePtr); *wh; wh = &((*wh)->lpNext));
2476                 *wh = lpWaveHdr;
2477             }
2478         } else {
2479             ERR("should only have headers left\n");
2480         }
2481     }
2482 }
2483
2484 /**************************************************************************
2485  *                              widRecorder                     [internal]
2486  */
2487 static  DWORD   CALLBACK        widRecorder(LPVOID pmt)
2488 {
2489     WORD                uDevID = (DWORD)pmt;
2490     WINE_WAVEIN*        wwi = (WINE_WAVEIN*)&WInDev[uDevID];
2491     WAVEHDR*            lpWaveHdr;
2492     DWORD               dwSleepTime;
2493     DWORD               bytesRead;
2494     LPVOID              buffer = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, wwi->dwFragmentSize);
2495     char               *pOffset = buffer;
2496     audio_buf_info      info;
2497     int                 xs;
2498     enum win_wm_message msg;
2499     DWORD               param;
2500     HANDLE              ev;
2501     int                 enable;
2502
2503     wwi->state = WINE_WS_STOPPED;
2504     wwi->dwTotalRecorded = 0;
2505     wwi->dwTotalRead = 0;
2506     wwi->lpQueuePtr = NULL;
2507
2508     SetEvent(wwi->hStartUpEvent);
2509
2510     /* disable input so capture will begin when triggered */
2511     wwi->ossdev->bInputEnabled = FALSE;
2512     enable = getEnables(wwi->ossdev);
2513     if (ioctl(wwi->ossdev->fd, SNDCTL_DSP_SETTRIGGER, &enable) < 0)
2514         ERR("ioctl(%s, SNDCTL_DSP_SETTRIGGER) failed (%s)\n", wwi->ossdev->dev_name, strerror(errno));
2515
2516     /* the soundblaster live needs a micro wake to get its recording started
2517      * (or GETISPACE will have 0 frags all the time)
2518      */
2519     read(wwi->ossdev->fd, &xs, 4);
2520
2521     /* make sleep time to be # of ms to output a fragment */
2522     dwSleepTime = (wwi->dwFragmentSize * 1000) / wwi->waveFormat.Format.nAvgBytesPerSec;
2523     TRACE("sleeptime=%d ms\n", dwSleepTime);
2524
2525     for (;;) {
2526         /* wait for dwSleepTime or an event in thread's queue */
2527         /* FIXME: could improve wait time depending on queue state,
2528          * ie, number of queued fragments
2529          */
2530
2531         if (wwi->lpQueuePtr != NULL && wwi->state == WINE_WS_PLAYING)
2532         {
2533             lpWaveHdr = wwi->lpQueuePtr;
2534
2535             ioctl(wwi->ossdev->fd, SNDCTL_DSP_GETISPACE, &info);
2536             TRACE("info={frag=%d fsize=%d ftotal=%d bytes=%d}\n", info.fragments, info.fragsize, info.fragstotal, info.bytes);
2537
2538             /* read all the fragments accumulated so far */
2539             while ((info.fragments > 0) && (wwi->lpQueuePtr))
2540             {
2541                 info.fragments --;
2542
2543                 if (lpWaveHdr->dwBufferLength - lpWaveHdr->dwBytesRecorded >= wwi->dwFragmentSize)
2544                 {
2545                     /* directly read fragment in wavehdr */
2546                     bytesRead = read(wwi->ossdev->fd,
2547                                      lpWaveHdr->lpData + lpWaveHdr->dwBytesRecorded,
2548                                      wwi->dwFragmentSize);
2549
2550                     TRACE("bytesRead=%d (direct)\n", bytesRead);
2551                     if (bytesRead != (DWORD) -1)
2552                     {
2553                         /* update number of bytes recorded in current buffer and by this device */
2554                         lpWaveHdr->dwBytesRecorded += bytesRead;
2555                         wwi->dwTotalRead           += bytesRead;
2556                         wwi->dwTotalRecorded = wwi->dwTotalRead;
2557
2558                         /* buffer is full. notify client */
2559                         if (lpWaveHdr->dwBytesRecorded == lpWaveHdr->dwBufferLength)
2560                         {
2561                             /* must copy the value of next waveHdr, because we have no idea of what
2562                              * will be done with the content of lpWaveHdr in callback
2563                              */
2564                             LPWAVEHDR   lpNext = lpWaveHdr->lpNext;
2565
2566                             lpWaveHdr->dwFlags &= ~WHDR_INQUEUE;
2567                             lpWaveHdr->dwFlags |=  WHDR_DONE;
2568
2569                             wwi->lpQueuePtr = lpNext;
2570                             widNotifyClient(wwi, WIM_DATA, (DWORD)lpWaveHdr, 0);
2571                             lpWaveHdr = lpNext;
2572                         }
2573                     } else {
2574                         TRACE("read(%s, %p, %d) failed (%s)\n", wwi->ossdev->dev_name,
2575                             lpWaveHdr->lpData + lpWaveHdr->dwBytesRecorded,
2576                             wwi->dwFragmentSize, strerror(errno));
2577                     }
2578                 }
2579                 else
2580                 {
2581                     /* read the fragment in a local buffer */
2582                     bytesRead = read(wwi->ossdev->fd, buffer, wwi->dwFragmentSize);
2583                     pOffset = buffer;
2584
2585                     TRACE("bytesRead=%d (local)\n", bytesRead);
2586
2587                     if (bytesRead == (DWORD) -1) {
2588                         TRACE("read(%s, %p, %d) failed (%s)\n", wwi->ossdev->dev_name,
2589                             buffer, wwi->dwFragmentSize, strerror(errno));
2590                         continue;
2591                     }
2592
2593                     /* copy data in client buffers */
2594                     while (bytesRead != (DWORD) -1 && bytesRead > 0)
2595                     {
2596                         DWORD dwToCopy = min (bytesRead, lpWaveHdr->dwBufferLength - lpWaveHdr->dwBytesRecorded);
2597
2598                         memcpy(lpWaveHdr->lpData + lpWaveHdr->dwBytesRecorded,
2599                                pOffset,
2600                                dwToCopy);
2601
2602                         /* update number of bytes recorded in current buffer and by this device */
2603                         lpWaveHdr->dwBytesRecorded += dwToCopy;
2604                         wwi->dwTotalRead           += dwToCopy;
2605                         wwi->dwTotalRecorded = wwi->dwTotalRead;
2606                         bytesRead -= dwToCopy;
2607                         pOffset   += dwToCopy;
2608
2609                         /* client buffer is full. notify client */
2610                         if (lpWaveHdr->dwBytesRecorded == lpWaveHdr->dwBufferLength)
2611                         {
2612                             /* must copy the value of next waveHdr, because we have no idea of what
2613                              * will be done with the content of lpWaveHdr in callback
2614                              */
2615                             LPWAVEHDR   lpNext = lpWaveHdr->lpNext;
2616                             TRACE("lpNext=%p\n", lpNext);
2617
2618                             lpWaveHdr->dwFlags &= ~WHDR_INQUEUE;
2619                             lpWaveHdr->dwFlags |=  WHDR_DONE;
2620
2621                             wwi->lpQueuePtr = lpNext;
2622                             widNotifyClient(wwi, WIM_DATA, (DWORD)lpWaveHdr, 0);
2623
2624                             lpWaveHdr = lpNext;
2625                             if (!lpNext && bytesRead) {
2626                                 /* before we give up, check for more header messages */
2627                                 while (OSS_PeekRingMessage(&wwi->msgRing, &msg, &param, &ev))
2628                                 {
2629                                     if (msg == WINE_WM_HEADER) {
2630                                         LPWAVEHDR hdr;
2631                                         OSS_RetrieveRingMessage(&wwi->msgRing, &msg, &param, &ev);
2632                                         hdr = ((LPWAVEHDR)param);
2633                                         TRACE("msg = %s, hdr = %p, ev = %p\n", getCmdString(msg), hdr, ev);
2634                                         hdr->lpNext = 0;
2635                                         if (lpWaveHdr == 0) {
2636                                             /* new head of queue */
2637                                             wwi->lpQueuePtr = lpWaveHdr = hdr;
2638                                         } else {
2639                                             /* insert buffer at the end of queue */
2640                                             LPWAVEHDR*  wh;
2641                                             for (wh = &(wwi->lpQueuePtr); *wh; wh = &((*wh)->lpNext));
2642                                             *wh = hdr;
2643                                         }
2644                                     } else
2645                                         break;
2646                                 }
2647
2648                                 if (lpWaveHdr == 0) {
2649                                     /* no more buffer to copy data to, but we did read more.
2650                                      * what hasn't been copied will be dropped
2651                                      */
2652                                     WARN("buffer under run! %u bytes dropped.\n", bytesRead);
2653                                     wwi->lpQueuePtr = NULL;
2654                                     break;
2655                                 }
2656                             }
2657                         }
2658                     }
2659                 }
2660             }
2661         }
2662
2663         WAIT_OMR(&wwi->msgRing, dwSleepTime);
2664
2665         while (OSS_RetrieveRingMessage(&wwi->msgRing, &msg, &param, &ev))
2666         {
2667             TRACE("msg=%s param=0x%x\n", getCmdString(msg), param);
2668             switch (msg) {
2669             case WINE_WM_PAUSING:
2670                 wwi->state = WINE_WS_PAUSED;
2671                 /*FIXME("Device should stop recording\n");*/
2672                 SetEvent(ev);
2673                 break;
2674             case WINE_WM_STARTING:
2675                 wwi->state = WINE_WS_PLAYING;
2676
2677                 if (wwi->ossdev->bTriggerSupport)
2678                 {
2679                     /* start the recording */
2680                     wwi->ossdev->bInputEnabled = TRUE;
2681                     enable = getEnables(wwi->ossdev);
2682                     if (ioctl(wwi->ossdev->fd, SNDCTL_DSP_SETTRIGGER, &enable) < 0) {
2683                         wwi->ossdev->bInputEnabled = FALSE;
2684                         ERR("ioctl(%s, SNDCTL_DSP_SETTRIGGER) failed (%s)\n", wwi->ossdev->dev_name, strerror(errno));
2685                     }
2686                 }
2687                 else
2688                 {
2689                     unsigned char data[4];
2690                     /* read 4 bytes to start the recording */
2691                     read(wwi->ossdev->fd, data, 4);
2692                 }
2693
2694                 SetEvent(ev);
2695                 break;
2696             case WINE_WM_HEADER:
2697                 lpWaveHdr = (LPWAVEHDR)param;
2698                 lpWaveHdr->lpNext = 0;
2699
2700                 /* insert buffer at the end of queue */
2701                 {
2702                     LPWAVEHDR*  wh;
2703                     for (wh = &(wwi->lpQueuePtr); *wh; wh = &((*wh)->lpNext));
2704                     *wh = lpWaveHdr;
2705                 }
2706                 break;
2707             case WINE_WM_STOPPING:
2708                 if (wwi->state != WINE_WS_STOPPED)
2709                 {
2710                     if (wwi->ossdev->bTriggerSupport)
2711                     {
2712                         /* stop the recording */
2713                         wwi->ossdev->bInputEnabled = FALSE;
2714                         enable = getEnables(wwi->ossdev);
2715                         if (ioctl(wwi->ossdev->fd, SNDCTL_DSP_SETTRIGGER, &enable) < 0) {
2716                             wwi->ossdev->bInputEnabled = FALSE;
2717                             ERR("ioctl(%s, SNDCTL_DSP_SETTRIGGER) failed (%s)\n", wwi->ossdev->dev_name, strerror(errno));
2718                         }
2719                     }
2720
2721                     /* read any headers in queue */
2722                     widRecorder_ReadHeaders(wwi);
2723
2724                     /* return current buffer to app */
2725                     lpWaveHdr = wwi->lpQueuePtr;
2726                     if (lpWaveHdr)
2727                     {
2728                         LPWAVEHDR       lpNext = lpWaveHdr->lpNext;
2729                         TRACE("stop %p %p\n", lpWaveHdr, lpWaveHdr->lpNext);
2730                         lpWaveHdr->dwFlags &= ~WHDR_INQUEUE;
2731                         lpWaveHdr->dwFlags |= WHDR_DONE;
2732                         wwi->lpQueuePtr = lpNext;
2733                         widNotifyClient(wwi, WIM_DATA, (DWORD)lpWaveHdr, 0);
2734                     }
2735                 }
2736                 wwi->state = WINE_WS_STOPPED;
2737                 SetEvent(ev);
2738                 break;
2739             case WINE_WM_RESETTING:
2740                 if (wwi->state != WINE_WS_STOPPED)
2741                 {
2742                     if (wwi->ossdev->bTriggerSupport)
2743                     {
2744                         /* stop the recording */
2745                         wwi->ossdev->bInputEnabled = FALSE;
2746                         enable = getEnables(wwi->ossdev);
2747                         if (ioctl(wwi->ossdev->fd, SNDCTL_DSP_SETTRIGGER, &enable) < 0) {
2748                             wwi->ossdev->bInputEnabled = FALSE;
2749                             ERR("ioctl(%s, SNDCTL_DSP_SETTRIGGER) failed (%s)\n", wwi->ossdev->dev_name, strerror(errno));
2750                         }
2751                     }
2752                 }
2753                 wwi->state = WINE_WS_STOPPED;
2754                 wwi->dwTotalRecorded = 0;
2755                 wwi->dwTotalRead = 0;
2756
2757                 /* read any headers in queue */
2758                 widRecorder_ReadHeaders(wwi);
2759
2760                 /* return all buffers to the app */
2761                 for (lpWaveHdr = wwi->lpQueuePtr; lpWaveHdr; lpWaveHdr = lpWaveHdr->lpNext) {
2762                     TRACE("reset %p %p\n", lpWaveHdr, lpWaveHdr->lpNext);
2763                     lpWaveHdr->dwFlags &= ~WHDR_INQUEUE;
2764                     lpWaveHdr->dwFlags |= WHDR_DONE;
2765                     wwi->lpQueuePtr = lpWaveHdr->lpNext;
2766                     widNotifyClient(wwi, WIM_DATA, (DWORD)lpWaveHdr, 0);
2767                 }
2768
2769                 wwi->lpQueuePtr = NULL;
2770                 SetEvent(ev);
2771                 break;
2772             case WINE_WM_UPDATE:
2773                 if (wwi->state == WINE_WS_PLAYING) {
2774                     audio_buf_info tmp_info;
2775                     if (ioctl(wwi->ossdev->fd, SNDCTL_DSP_GETISPACE, &tmp_info) < 0)
2776                         ERR("ioctl(%s, SNDCTL_DSP_GETISPACE) failed (%s)\n", wwi->ossdev->dev_name, strerror(errno));
2777                     else
2778                         wwi->dwTotalRecorded = wwi->dwTotalRead + tmp_info.bytes;
2779                 }
2780                 SetEvent(ev);
2781                 break;
2782             case WINE_WM_CLOSING:
2783                 wwi->hThread = 0;
2784                 wwi->state = WINE_WS_CLOSED;
2785                 SetEvent(ev);
2786                 HeapFree(GetProcessHeap(), 0, buffer);
2787                 ExitThread(0);
2788                 /* shouldn't go here */
2789             default:
2790                 FIXME("unknown message %d\n", msg);
2791                 break;
2792             }
2793         }
2794     }
2795     ExitThread(0);
2796     /* just for not generating compilation warnings... should never be executed */
2797     return 0;
2798 }
2799
2800
2801 /**************************************************************************
2802  *                              widOpen                         [internal]
2803  */
2804 DWORD widOpen(WORD wDevID, LPWAVEOPENDESC lpDesc, DWORD dwFlags)
2805 {
2806     WINE_WAVEIN*        wwi;
2807     audio_buf_info      info;
2808     int                 audio_fragment;
2809     DWORD               ret;
2810
2811     TRACE("(%u, %p, %08X);\n", wDevID, lpDesc, dwFlags);
2812     if (lpDesc == NULL) {
2813         WARN("Invalid Parameter !\n");
2814         return MMSYSERR_INVALPARAM;
2815     }
2816     if (wDevID >= numInDev) {
2817         WARN("bad device id: %d >= %d\n", wDevID, numInDev);
2818         return MMSYSERR_BADDEVICEID;
2819     }
2820
2821     /* only PCM format is supported so far... */
2822     if (!supportedFormat(lpDesc->lpFormat)) {
2823         WARN("Bad format: tag=%04X nChannels=%d nSamplesPerSec=%d !\n",
2824              lpDesc->lpFormat->wFormatTag, lpDesc->lpFormat->nChannels,
2825              lpDesc->lpFormat->nSamplesPerSec);
2826         return WAVERR_BADFORMAT;
2827     }
2828
2829     if (dwFlags & WAVE_FORMAT_QUERY) {
2830         TRACE("Query format: tag=%04X nChannels=%d nSamplesPerSec=%d !\n",
2831              lpDesc->lpFormat->wFormatTag, lpDesc->lpFormat->nChannels,
2832              lpDesc->lpFormat->nSamplesPerSec);
2833         return MMSYSERR_NOERROR;
2834     }
2835
2836     TRACE("OSS_OpenDevice requested this format: %dx%dx%d %s\n",
2837           lpDesc->lpFormat->nSamplesPerSec,
2838           lpDesc->lpFormat->wBitsPerSample,
2839           lpDesc->lpFormat->nChannels,
2840           lpDesc->lpFormat->wFormatTag == WAVE_FORMAT_PCM ? "WAVE_FORMAT_PCM" :
2841           lpDesc->lpFormat->wFormatTag == WAVE_FORMAT_EXTENSIBLE ? "WAVE_FORMAT_EXTENSIBLE" :
2842           "UNSUPPORTED");
2843
2844     wwi = &WInDev[wDevID];
2845
2846     if (wwi->state != WINE_WS_CLOSED) return MMSYSERR_ALLOCATED;
2847
2848     if ((dwFlags & WAVE_DIRECTSOUND) &&
2849         !(wwi->ossdev->in_caps_support & WAVECAPS_DIRECTSOUND))
2850         /* not supported, ignore it */
2851         dwFlags &= ~WAVE_DIRECTSOUND;
2852
2853     if (dwFlags & WAVE_DIRECTSOUND) {
2854         TRACE("has DirectSoundCapture driver\n");
2855         if (wwi->ossdev->in_caps_support & WAVECAPS_SAMPLEACCURATE)
2856             /* we have realtime DirectSound, fragments just waste our time,
2857              * but a large buffer is good, so choose 64KB (32 * 2^11) */
2858             audio_fragment = 0x0020000B;
2859         else
2860             /* to approximate realtime, we must use small fragments,
2861              * let's try to fragment the above 64KB (256 * 2^8) */
2862             audio_fragment = 0x01000008;
2863     } else {
2864         TRACE("doesn't have DirectSoundCapture driver\n");
2865         if (wwi->ossdev->open_count > 0) {
2866             TRACE("Using output device audio_fragment\n");
2867             /* FIXME: This may not be optimal for capture but it allows us
2868              * to do hardware playback without hardware capture. */
2869             audio_fragment = wwi->ossdev->audio_fragment;
2870         } else {
2871             /* A wave device must have a worst case latency of 10 ms so calculate
2872              * the largest fragment size less than 10 ms long.
2873              */
2874             int fsize = lpDesc->lpFormat->nAvgBytesPerSec / 100;        /* 10 ms chunk */
2875             int shift = 0;
2876             while ((1 << shift) <= fsize)
2877                 shift++;
2878             shift--;
2879             audio_fragment = 0x00100000 + shift;        /* 16 fragments of 2^shift */
2880         }
2881     }
2882
2883     TRACE("requesting %d %d byte fragments (%d ms)\n", audio_fragment >> 16,
2884         1 << (audio_fragment & 0xffff),
2885         ((1 << (audio_fragment & 0xffff)) * 1000) / lpDesc->lpFormat->nAvgBytesPerSec);
2886
2887     ret = OSS_OpenDevice(wwi->ossdev, O_RDONLY, &audio_fragment,
2888                          1,
2889                          lpDesc->lpFormat->nSamplesPerSec,
2890                          lpDesc->lpFormat->nChannels,
2891                          (lpDesc->lpFormat->wBitsPerSample == 16)
2892                          ? AFMT_S16_LE : AFMT_U8);
2893     if (ret != 0) return ret;
2894     wwi->state = WINE_WS_STOPPED;
2895
2896     if (wwi->lpQueuePtr) {
2897         WARN("Should have an empty queue (%p)\n", wwi->lpQueuePtr);
2898         wwi->lpQueuePtr = NULL;
2899     }
2900     wwi->dwTotalRecorded = 0;
2901     wwi->dwTotalRead = 0;
2902     wwi->wFlags = HIWORD(dwFlags & CALLBACK_TYPEMASK);
2903
2904     memcpy(&wwi->waveDesc, lpDesc, sizeof(WAVEOPENDESC));
2905     copy_format(lpDesc->lpFormat, &wwi->waveFormat);
2906
2907     if (wwi->waveFormat.Format.wBitsPerSample == 0) {
2908         WARN("Resetting zeroed wBitsPerSample\n");
2909         wwi->waveFormat.Format.wBitsPerSample = 8 *
2910             (wwi->waveFormat.Format.nAvgBytesPerSec /
2911              wwi->waveFormat.Format.nSamplesPerSec) /
2912             wwi->waveFormat.Format.nChannels;
2913     }
2914
2915     if (ioctl(wwi->ossdev->fd, SNDCTL_DSP_GETISPACE, &info) < 0) {
2916         ERR("ioctl(%s, SNDCTL_DSP_GETISPACE) failed (%s)\n",
2917             wwi->ossdev->dev_name, strerror(errno));
2918         OSS_CloseDevice(wwi->ossdev);
2919         wwi->state = WINE_WS_CLOSED;
2920         return MMSYSERR_NOTENABLED;
2921     }
2922
2923     TRACE("got %d %d byte fragments (%d ms/fragment)\n", info.fragstotal,
2924         info.fragsize, (info.fragsize * 1000) / (wwi->ossdev->sample_rate *
2925         wwi->ossdev->channels * (wwi->ossdev->format == AFMT_U8 ? 1 : 2)));
2926
2927     wwi->dwFragmentSize = info.fragsize;
2928
2929     TRACE("dwFragmentSize=%u\n", wwi->dwFragmentSize);
2930     TRACE("wBitsPerSample=%u, nAvgBytesPerSec=%u, nSamplesPerSec=%u, nChannels=%u nBlockAlign=%u!\n",
2931           wwi->waveFormat.Format.wBitsPerSample, wwi->waveFormat.Format.nAvgBytesPerSec,
2932           wwi->waveFormat.Format.nSamplesPerSec, wwi->waveFormat.Format.nChannels,
2933           wwi->waveFormat.Format.nBlockAlign);
2934
2935     OSS_InitRingMessage(&wwi->msgRing);
2936
2937     wwi->hStartUpEvent = CreateEventW(NULL, FALSE, FALSE, NULL);
2938     wwi->hThread = CreateThread(NULL, 0, widRecorder, (LPVOID)(DWORD)wDevID, 0, &(wwi->dwThreadID));
2939     if (wwi->hThread)
2940         SetThreadPriority(wwi->hThread, THREAD_PRIORITY_TIME_CRITICAL);
2941     WaitForSingleObject(wwi->hStartUpEvent, INFINITE);
2942     CloseHandle(wwi->hStartUpEvent);
2943     wwi->hStartUpEvent = INVALID_HANDLE_VALUE;
2944
2945     return widNotifyClient(wwi, WIM_OPEN, 0L, 0L);
2946 }
2947
2948 /**************************************************************************
2949  *                              widClose                        [internal]
2950  */
2951 static DWORD widClose(WORD wDevID)
2952 {
2953     WINE_WAVEIN*        wwi;
2954
2955     TRACE("(%u);\n", wDevID);
2956     if (wDevID >= numInDev || WInDev[wDevID].state == WINE_WS_CLOSED) {
2957         WARN("can't close !\n");
2958         return MMSYSERR_INVALHANDLE;
2959     }
2960
2961     wwi = &WInDev[wDevID];
2962
2963     if (wwi->lpQueuePtr != NULL) {
2964         WARN("still buffers open !\n");
2965         return WAVERR_STILLPLAYING;
2966     }
2967
2968     OSS_AddRingMessage(&wwi->msgRing, WINE_WM_CLOSING, 0, TRUE);
2969     OSS_CloseDevice(wwi->ossdev);
2970     wwi->state = WINE_WS_CLOSED;
2971     wwi->dwFragmentSize = 0;
2972     OSS_DestroyRingMessage(&wwi->msgRing);
2973     return widNotifyClient(wwi, WIM_CLOSE, 0L, 0L);
2974 }
2975
2976 /**************************************************************************
2977  *                              widAddBuffer            [internal]
2978  */
2979 static DWORD widAddBuffer(WORD wDevID, LPWAVEHDR lpWaveHdr, DWORD dwSize)
2980 {
2981     TRACE("(%u, %p, %08X);\n", wDevID, lpWaveHdr, dwSize);
2982
2983     if (wDevID >= numInDev || WInDev[wDevID].state == WINE_WS_CLOSED) {
2984         WARN("can't do it !\n");
2985         return MMSYSERR_INVALHANDLE;
2986     }
2987     if (!(lpWaveHdr->dwFlags & WHDR_PREPARED)) {
2988         TRACE("never been prepared !\n");
2989         return WAVERR_UNPREPARED;
2990     }
2991     if (lpWaveHdr->dwFlags & WHDR_INQUEUE) {
2992         TRACE("header already in use !\n");
2993         return WAVERR_STILLPLAYING;
2994     }
2995
2996     lpWaveHdr->dwFlags |= WHDR_INQUEUE;
2997     lpWaveHdr->dwFlags &= ~WHDR_DONE;
2998     lpWaveHdr->dwBytesRecorded = 0;
2999     lpWaveHdr->lpNext = NULL;
3000
3001     OSS_AddRingMessage(&WInDev[wDevID].msgRing, WINE_WM_HEADER, (DWORD)lpWaveHdr, FALSE);
3002     return MMSYSERR_NOERROR;
3003 }
3004
3005 /**************************************************************************
3006  *                      widStart                                [internal]
3007  */
3008 static DWORD widStart(WORD wDevID)
3009 {
3010     TRACE("(%u);\n", wDevID);
3011     if (wDevID >= numInDev || WInDev[wDevID].state == WINE_WS_CLOSED) {
3012         WARN("can't start recording !\n");
3013         return MMSYSERR_INVALHANDLE;
3014     }
3015
3016     OSS_AddRingMessage(&WInDev[wDevID].msgRing, WINE_WM_STARTING, 0, TRUE);
3017     return MMSYSERR_NOERROR;
3018 }
3019
3020 /**************************************************************************
3021  *                      widStop                                 [internal]
3022  */
3023 static DWORD widStop(WORD wDevID)
3024 {
3025     TRACE("(%u);\n", wDevID);
3026     if (wDevID >= numInDev || WInDev[wDevID].state == WINE_WS_CLOSED) {
3027         WARN("can't stop !\n");
3028         return MMSYSERR_INVALHANDLE;
3029     }
3030
3031     OSS_AddRingMessage(&WInDev[wDevID].msgRing, WINE_WM_STOPPING, 0, TRUE);
3032
3033     return MMSYSERR_NOERROR;
3034 }
3035
3036 /**************************************************************************
3037  *                      widReset                                [internal]
3038  */
3039 static DWORD widReset(WORD wDevID)
3040 {
3041     TRACE("(%u);\n", wDevID);
3042     if (wDevID >= numInDev || WInDev[wDevID].state == WINE_WS_CLOSED) {
3043         WARN("can't reset !\n");
3044         return MMSYSERR_INVALHANDLE;
3045     }
3046     OSS_AddRingMessage(&WInDev[wDevID].msgRing, WINE_WM_RESETTING, 0, TRUE);
3047     return MMSYSERR_NOERROR;
3048 }
3049
3050 /**************************************************************************
3051  *                              widGetPosition                  [internal]
3052  */
3053 static DWORD widGetPosition(WORD wDevID, LPMMTIME lpTime, DWORD uSize)
3054 {
3055     WINE_WAVEIN*        wwi;
3056
3057     TRACE("(%u, %p, %u);\n", wDevID, lpTime, uSize);
3058
3059     if (wDevID >= numInDev || WInDev[wDevID].state == WINE_WS_CLOSED) {
3060         WARN("can't get pos !\n");
3061         return MMSYSERR_INVALHANDLE;
3062     }
3063
3064     if (lpTime == NULL) {
3065         WARN("invalid parameter: lpTime == NULL\n");
3066         return MMSYSERR_INVALPARAM;
3067     }
3068
3069     wwi = &WInDev[wDevID];
3070 #ifdef EXACT_WIDPOSITION
3071     if (wwi->ossdev->in_caps_support & WAVECAPS_SAMPLEACCURATE)
3072         OSS_AddRingMessage(&(wwi->msgRing), WINE_WM_UPDATE, 0, TRUE);
3073 #endif
3074
3075     return bytes_to_mmtime(lpTime, wwi->dwTotalRecorded, &wwi->waveFormat);
3076 }
3077
3078 /**************************************************************************
3079  *                              widMessage (WINEOSS.6)
3080  */
3081 DWORD WINAPI OSS_widMessage(WORD wDevID, WORD wMsg, DWORD dwUser,
3082                             DWORD dwParam1, DWORD dwParam2)
3083 {
3084     TRACE("(%u, %s, %08X, %08X, %08X);\n",
3085           wDevID, getMessage(wMsg), dwUser, dwParam1, dwParam2);
3086
3087     switch (wMsg) {
3088     case DRVM_INIT:
3089     case DRVM_EXIT:
3090     case DRVM_ENABLE:
3091     case DRVM_DISABLE:
3092         /* FIXME: Pretend this is supported */
3093         return 0;
3094     case WIDM_OPEN:             return widOpen       (wDevID, (LPWAVEOPENDESC)dwParam1, dwParam2);
3095     case WIDM_CLOSE:            return widClose      (wDevID);
3096     case WIDM_ADDBUFFER:        return widAddBuffer  (wDevID, (LPWAVEHDR)dwParam1, dwParam2);
3097     case WIDM_PREPARE:          return MMSYSERR_NOTSUPPORTED;
3098     case WIDM_UNPREPARE:        return MMSYSERR_NOTSUPPORTED;
3099     case WIDM_GETDEVCAPS:       return widGetDevCaps (wDevID, (LPWAVEINCAPSW)dwParam1, dwParam2);
3100     case WIDM_GETNUMDEVS:       return numInDev;
3101     case WIDM_GETPOS:           return widGetPosition(wDevID, (LPMMTIME)dwParam1, dwParam2);
3102     case WIDM_RESET:            return widReset      (wDevID);
3103     case WIDM_START:            return widStart      (wDevID);
3104     case WIDM_STOP:             return widStop       (wDevID);
3105     case DRV_QUERYDEVICEINTERFACESIZE: return widDevInterfaceSize      (wDevID, (LPDWORD)dwParam1);
3106     case DRV_QUERYDEVICEINTERFACE:     return widDevInterface          (wDevID, (PWCHAR)dwParam1, dwParam2);
3107     case DRV_QUERYDSOUNDIFACE:  return widDsCreate   (wDevID, (PIDSCDRIVER*)dwParam1);
3108     case DRV_QUERYDSOUNDDESC:   return widDsDesc     (wDevID, (PDSDRIVERDESC)dwParam1);
3109     default:
3110         FIXME("unknown message %u!\n", wMsg);
3111     }
3112     return MMSYSERR_NOTSUPPORTED;
3113 }
3114
3115 #else /* !HAVE_OSS */
3116
3117 /**************************************************************************
3118  *                              wodMessage (WINEOSS.7)
3119  */
3120 DWORD WINAPI OSS_wodMessage(WORD wDevID, WORD wMsg, DWORD dwUser,
3121                             DWORD dwParam1, DWORD dwParam2)
3122 {
3123     FIXME("(%u, %04X, %08X, %08X, %08X):stub\n", wDevID, wMsg, dwUser, dwParam1, dwParam2);
3124     return MMSYSERR_NOTENABLED;
3125 }
3126
3127 /**************************************************************************
3128  *                              widMessage (WINEOSS.6)
3129  */
3130 DWORD WINAPI OSS_widMessage(WORD wDevID, WORD wMsg, DWORD dwUser,
3131                             DWORD dwParam1, DWORD dwParam2)
3132 {
3133     FIXME("(%u, %04X, %08X, %08X, %08X):stub\n", wDevID, wMsg, dwUser, dwParam1, dwParam2);
3134     return MMSYSERR_NOTENABLED;
3135 }
3136
3137 #endif /* HAVE_OSS */