dlls/winmm/wineoss/audio.c

   1 /* -*- tab-width: 8; c-basic-offset: 4 -*- */
   2 /*
   3  * Sample Wine Driver for Open Sound System (featured in Linux and FreeBSD)
   4  *
   5  * Copyright 1994 Martin Ayotte
   6  *           1999 Eric Pouech (async playing in waveOut/waveIn)
   7  *           2000 Eric Pouech (loops in waveOut)
   8  *           2002 Eric Pouech (full duplex)
   9  *
  10  * This library is free software; you can redistribute it and/or
  11  * modify it under the terms of the GNU Lesser General Public
  12  * License as published by the Free Software Foundation; either
  13  * version 2.1 of the License, or (at your option) any later version.
  14  *
  15  * This library is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  18  * Lesser General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU Lesser General Public
  21  * License along with this library; if not, write to the Free Software
  22  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  23  */
  24 /*
  25  * FIXME:
  26  *      pause in waveOut does not work correctly in loop mode
  27  */
  28
  29 /*#define EMULATE_SB16*/
  30
  31 /* unless someone makes a wineserver kernel module, Unix pipes are faster than win32 events */
  32 #define USE_PIPE_SYNC
  33
  34 /* an exact wodGetPosition is usually not worth the extra context switches,
  35  * as we're going to have near fragment accuracy anyway */
  36 /* #define EXACT_WODPOSITION */
  37
  38 #include "config.h"
  39
  40 #include <stdlib.h>
  41 #include <stdio.h>
  42 #include <string.h>
  43 #ifdef HAVE_UNISTD_H
  44 # include <unistd.h>
  45 #endif
  46 #include <errno.h>
  47 #include <fcntl.h>
  48 #ifdef HAVE_SYS_IOCTL_H
  49 # include <sys/ioctl.h>
  50 #endif
  51 #ifdef HAVE_SYS_MMAN_H
  52 # include <sys/mman.h>
  53 #endif
  54 #ifdef HAVE_SYS_POLL_H
  55 # include <sys/poll.h>
  56 #endif
  57
  58 #include "windef.h"
  59 #include "wingdi.h"
  60 #include "winerror.h"
  61 #include "wine/winuser16.h"
  62 #include "mmddk.h"
  63 #include "dsound.h"
  64 #include "dsdriver.h"
  65 #include "oss.h"
  66 #include "wine/debug.h"
  67
  68 WINE_DEFAULT_DEBUG_CHANNEL(wave);
  69
  70 /* Allow 1% deviation for sample rates (some ES137x cards) */
  71 #define NEAR_MATCH(rate1,rate2) (((100*((int)(rate1)-(int)(rate2)))/(rate1))==0)
  72
  73 #ifdef HAVE_OSS
  74
  75 #define MAX_WAVEDRV     (3)
  76
  77 /* state diagram for waveOut writing:
  78  *
  79  * +---------+-------------+---------------+---------------------------------+
  80  * |  state  |  function   |     event     |            new state            |
  81  * +---------+-------------+---------------+---------------------------------+
  82  * |         | open()      |               | STOPPED                         |
  83  * | PAUSED  | write()     |               | PAUSED                          |
  84  * | STOPPED | write()     | <thrd create> | PLAYING                         |
  85  * | PLAYING | write()     | HEADER        | PLAYING                         |
  86  * | (other) | write()     | <error>       |                                 |
  87  * | (any)   | pause()     | PAUSING       | PAUSED                          |
  88  * | PAUSED  | restart()   | RESTARTING    | PLAYING (if no thrd => STOPPED) |
  89  * | (any)   | reset()     | RESETTING     | STOPPED                         |
  90  * | (any)   | close()     | CLOSING       | CLOSED                          |
  91  * +---------+-------------+---------------+---------------------------------+
  92  */
  93
  94 /* states of the playing device */
  95 #define WINE_WS_PLAYING         0
  96 #define WINE_WS_PAUSED          1
  97 #define WINE_WS_STOPPED         2
  98 #define WINE_WS_CLOSED          3
  99
 100 /* events to be send to device */
 101 enum win_wm_message {
 102     WINE_WM_PAUSING = WM_USER + 1, WINE_WM_RESTARTING, WINE_WM_RESETTING, WINE_WM_HEADER,
 103     WINE_WM_UPDATE, WINE_WM_BREAKLOOP, WINE_WM_CLOSING
 104 };
 105
 106 #ifdef USE_PIPE_SYNC
 107 #define SIGNAL_OMR(omr) do { int x = 0; write((omr)->msg_pipe[1], &x, sizeof(x)); } while (0)
 108 #define CLEAR_OMR(omr) do { int x = 0; read((omr)->msg_pipe[0], &x, sizeof(x)); } while (0)
 109 #define RESET_OMR(omr) do { } while (0)
 110 #define WAIT_OMR(omr, sleep) \
 111   do { struct pollfd pfd; pfd.fd = (omr)->msg_pipe[0]; \
 112        pfd.events = POLLIN; poll(&pfd, 1, sleep); } while (0)
 113 #else
 114 #define SIGNAL_OMR(omr) do { SetEvent((omr)->msg_event); } while (0)
 115 #define CLEAR_OMR(omr) do { } while (0)
 116 #define RESET_OMR(omr) do { ResetEvent((omr)->msg_event); } while (0)
 117 #define WAIT_OMR(omr, sleep) \
 118   do { WaitForSingleObject((omr)->msg_event, sleep); } while (0)
 119 #endif
 120
 121 typedef struct {
 122     enum win_wm_message         msg;    /* message identifier */
 123     DWORD                       param;  /* parameter for this message */
 124     HANDLE                      hEvent; /* if message is synchronous, handle of event for synchro */
 125 } OSS_MSG;
 126
 127 /* implement an in-process message ring for better performance
 128  * (compared to passing thru the server)
 129  * this ring will be used by the input (resp output) record (resp playback) routine
 130  */
 131 typedef struct {
 132     /* FIXME: this could be made a dynamically growing array (if needed) */
 133     /* maybe it's needed, a Humongous game manages to transmit 128 messages at once at startup */
 134 #define OSS_RING_BUFFER_SIZE    192
 135     OSS_MSG                     messages[OSS_RING_BUFFER_SIZE];
 136     int                         msg_tosave;
 137     int                         msg_toget;
 138 #ifdef USE_PIPE_SYNC
 139     int                         msg_pipe[2];
 140 #else
 141     HANDLE                      msg_event;
 142 #endif
 143     CRITICAL_SECTION            msg_crst;
 144 } OSS_MSG_RING;
 145
 146 typedef struct tagOSS_DEVICE {
 147     const char*                 dev_name;
 148     const char*                 mixer_name;
 149     unsigned                    open_count;
 150     WAVEOUTCAPSA                out_caps;
 151     WAVEINCAPSA                 in_caps;
 152     unsigned                    open_access;
 153     int                         fd;
 154     DWORD                       owner_tid;
 155     unsigned                    sample_rate;
 156     unsigned                    stereo;
 157     unsigned                    format;
 158     unsigned                    audio_fragment;
 159     BOOL                        full_duplex;
 160 } OSS_DEVICE;
 161
 162 static OSS_DEVICE   OSS_Devices[MAX_WAVEDRV];
 163
 164 typedef struct {
 165     OSS_DEVICE*                 ossdev;
 166     volatile int                state;                  /* one of the WINE_WS_ manifest constants */
 167     WAVEOPENDESC                waveDesc;
 168     WORD                        wFlags;
 169     PCMWAVEFORMAT               format;
 170
 171     /* OSS information */
 172     DWORD                       dwFragmentSize;         /* size of OSS buffer fragment */
 173     DWORD                       dwBufferSize;           /* size of whole OSS buffer in bytes */
 174     LPWAVEHDR                   lpQueuePtr;             /* start of queued WAVEHDRs (waiting to be notified) */
 175     LPWAVEHDR                   lpPlayPtr;              /* start of not yet fully played buffers */
 176     DWORD                       dwPartialOffset;        /* Offset of not yet written bytes in lpPlayPtr */
 177
 178     LPWAVEHDR                   lpLoopPtr;              /* pointer of first buffer in loop, if any */
 179     DWORD                       dwLoops;                /* private copy of loop counter */
 180
 181     DWORD                       dwPlayedTotal;          /* number of bytes actually played since opening */
 182     DWORD                       dwWrittenTotal;         /* number of bytes written to OSS buffer since opening */
 183     BOOL                        bNeedPost;              /* whether audio still needs to be physically started */
 184
 185     /* synchronization stuff */
 186     HANDLE                      hStartUpEvent;
 187     HANDLE                      hThread;
 188     DWORD                       dwThreadID;
 189     OSS_MSG_RING                msgRing;
 190
 191     /* DirectSound stuff */
 192     LPBYTE                      mapping;
 193     DWORD                       maplen;
 194 } WINE_WAVEOUT;
 195
 196 typedef struct {
 197     OSS_DEVICE*                 ossdev;
 198     volatile int                state;
 199     DWORD                       dwFragmentSize;         /* OpenSound '/dev/dsp' give us that size */
 200     WAVEOPENDESC                waveDesc;
 201     WORD                        wFlags;
 202     PCMWAVEFORMAT               format;
 203     LPWAVEHDR                   lpQueuePtr;
 204     DWORD                       dwTotalRecorded;
 205     BOOL                        bTriggerSupport;
 206
 207     /* synchronization stuff */
 208     HANDLE                      hThread;
 209     DWORD                       dwThreadID;
 210     HANDLE                      hStartUpEvent;
 211     OSS_MSG_RING                msgRing;
 212 } WINE_WAVEIN;
 213
 214 static WINE_WAVEOUT     WOutDev   [MAX_WAVEDRV];
 215 static WINE_WAVEIN      WInDev    [MAX_WAVEDRV];
 216 static unsigned         numOutDev;
 217 static unsigned         numInDev;
 218
 219 static DWORD wodDsCreate(UINT wDevID, PIDSDRIVER* drv);
 220
 221 /* These strings used only for tracing */
 222 static const char *wodPlayerCmdString[] = {
 223     "WINE_WM_PAUSING",
 224     "WINE_WM_RESTARTING",
 225     "WINE_WM_RESETTING",
 226     "WINE_WM_HEADER",
 227     "WINE_WM_UPDATE",
 228     "WINE_WM_BREAKLOOP",
 229     "WINE_WM_CLOSING",
 230 };
 231
 232 /*======================================================================*
 233  *                  Low level WAVE implementation                       *
 234  *======================================================================*/
 235
 236 /******************************************************************
 237  *              OSS_RawOpenDevice
 238  *
 239  * Low level device opening (from values stored in ossdev)
 240  */
 241 static int      OSS_RawOpenDevice(OSS_DEVICE* ossdev, int* frag)
 242 {
 243     int fd, val;
 244
 245     if ((fd = open(ossdev->dev_name, ossdev->open_access|O_NDELAY, 0)) == -1)
 246     {
 247         WARN("Couldn't open out %s (%s)\n", ossdev->dev_name, strerror(errno));
 248         return (errno == EBUSY) ? MMSYSERR_ALLOCATED : MMSYSERR_ERROR;
 249     }
 250     fcntl(fd, F_SETFD, 1); /* set close on exec flag */
 251     /* turn full duplex on if it has been requested */
 252     if (ossdev->open_access == O_RDWR && ossdev->full_duplex)
 253         ioctl(fd, SNDCTL_DSP_SETDUPLEX, 0);
 254
 255     if (ossdev->audio_fragment)
 256     {
 257         ioctl(fd, SNDCTL_DSP_SETFRAGMENT, &ossdev->audio_fragment);
 258     }
 259
 260     /* First size and stereo then samplerate */
 261     if (ossdev->format)
 262     {
 263         val = ossdev->format;
 264         ioctl(fd, SNDCTL_DSP_SETFMT, &val);
 265         if (val != ossdev->format)
 266             ERR("Can't set format to %d (%d)\n", ossdev->format, val);
 267     }
 268     if (ossdev->stereo)
 269     {
 270         val = ossdev->stereo;
 271         ioctl(fd, SNDCTL_DSP_STEREO, &val);
 272         if (val != ossdev->stereo)
 273             ERR("Can't set stereo to %u (%d)\n", ossdev->stereo, val);
 274     }
 275     if (ossdev->sample_rate)
 276     {
 277         val = ossdev->sample_rate;
 278         ioctl(fd, SNDCTL_DSP_SPEED, &ossdev->sample_rate);
 279         if (!NEAR_MATCH(val, ossdev->sample_rate))
 280             ERR("Can't set sample_rate to %u (%d)\n", ossdev->sample_rate, val);
 281     }
 282     return fd;
 283 }
 284
 285 /******************************************************************
 286  *              OSS_OpenDevice
 287  *
 288  * since OSS has poor capabilities in full duplex, we try here to let a program
 289  * open the device for both waveout and wavein streams...
 290  * this is hackish, but it's the way OSS interface is done...
 291  */
 292 static DWORD    OSS_OpenDevice(OSS_DEVICE* ossdev, unsigned req_access,
 293                                int* frag, int sample_rate, int stereo, int fmt)
 294 {
 295     if (ossdev->full_duplex && (req_access == O_RDONLY || req_access == O_WRONLY))
 296         req_access = O_RDWR;
 297
 298     /* FIXME: this should be protected, and it also contains a race with OSS_CloseDevice */
 299     if (ossdev->open_count == 0)
 300     {
 301         if (access(ossdev->dev_name, 0) != 0) return MMSYSERR_NODRIVER;
 302
 303         ossdev->audio_fragment = (frag) ? *frag : 0;
 304         ossdev->sample_rate = sample_rate;
 305         ossdev->stereo = stereo;
 306         ossdev->format = fmt;
 307         ossdev->open_access = req_access;
 308         ossdev->owner_tid = GetCurrentThreadId();
 309
 310         if ((ossdev->fd = OSS_RawOpenDevice(ossdev, frag)) == -1)
 311             return MMSYSERR_ERROR;
 312     }
 313     else
 314     {
 315         /* check we really open with the same parameters */
 316         if (ossdev->open_access != req_access)
 317         {
 318             WARN("Mismatch in access...\n");
 319             return WAVERR_BADFORMAT;
 320         }
 321         /* FIXME: if really needed, we could do, in this case, on the fly
 322          * PCM conversion (using the MSACM ad hoc driver)
 323          */
 324         if (ossdev->audio_fragment != (frag ? *frag : 0) ||
 325             ossdev->sample_rate != sample_rate ||
 326             ossdev->stereo != stereo ||
 327             ossdev->format != fmt)
 328         {
 329             WARN("FullDuplex: mismatch in PCM parameters for input and output\n"
 330                  "OSS doesn't allow us different parameters\n"
 331                  "audio_frag(%x/%x) sample_rate(%d/%d) stereo(%d/%d) fmt(%d/%d)\n",
 332                  ossdev->audio_fragment, frag ? *frag : 0,
 333                  ossdev->sample_rate, sample_rate,
 334                  ossdev->stereo, stereo,
 335                  ossdev->format, fmt);
 336             return WAVERR_BADFORMAT;
 337         }
 338         if (GetCurrentThreadId() != ossdev->owner_tid)
 339         {
 340             WARN("Another thread is trying to access audio...\n");
 341             return MMSYSERR_ERROR;
 342         }
 343     }
 344
 345     ossdev->open_count++;
 346
 347     return MMSYSERR_NOERROR;
 348 }
 349
 350 /******************************************************************
 351  *              OSS_CloseDevice
 352  *
 353  *
 354  */
 355 static void     OSS_CloseDevice(OSS_DEVICE* ossdev)
 356 {
 357     if (--ossdev->open_count == 0) close(ossdev->fd);
 358 }
 359
 360 /******************************************************************
 361  *              OSS_ResetDevice
 362  *
 363  * Resets the device. OSS Commercial requires the device to be closed
 364  * after a SNDCTL_DSP_RESET ioctl call... this function implements
 365  * this behavior...
 366  */
 367 static int     OSS_ResetDevice(OSS_DEVICE* ossdev)
 368 {
 369     if (ioctl(ossdev->fd, SNDCTL_DSP_RESET, NULL) == -1)
 370     {
 371         perror("ioctl SNDCTL_DSP_RESET");
 372         return -1;
 373     }
 374     TRACE("Changing fd from %d to ", ossdev->fd);
 375     close(ossdev->fd);
 376     OSS_RawOpenDevice(ossdev, &ossdev->audio_fragment);
 377     TRACE("%d\n", ossdev->fd);
 378     return ossdev->fd;
 379 }
 380
 381 /******************************************************************
 382  *              OSS_WaveOutInit
 383  *
 384  *
 385  */
 386 static void     OSS_WaveOutInit(unsigned devID, OSS_DEVICE* ossdev)
 387 {
 388     int                 smplrate;
 389     int                 samplesize = 16;
 390     int                 dsp_stereo = 1;
 391     int                 bytespersmpl;
 392     int                 caps;
 393     int                 mask;
 394
 395     WOutDev[devID].state = WINE_WS_CLOSED;
 396     WOutDev[devID].ossdev = ossdev;
 397     memset(&ossdev->out_caps, 0, sizeof(ossdev->out_caps));
 398
 399     if (OSS_OpenDevice(WOutDev[devID].ossdev, O_WRONLY, NULL, 0, 0, 0) != 0) return;
 400     numOutDev++;
 401
 402     ioctl(ossdev->fd, SNDCTL_DSP_RESET, 0);
 403
 404     /* FIXME: some programs compare this string against the content of the registry
 405      * for MM drivers. The names have to match in order for the program to work
 406      * (e.g. MS win9x mplayer.exe)
 407      */
 408 #ifdef EMULATE_SB16
 409     ossdev->out_caps.wMid = 0x0002;
 410     ossdev->out_caps.wPid = 0x0104;
 411     strcpy(ossdev->out_caps.szPname, "SB16 Wave Out");
 412 #else
 413     ossdev->out_caps.wMid = 0x00FF;     /* Manufac ID */
 414     ossdev->out_caps.wPid = 0x0001;     /* Product ID */
 415     /*    strcpy(ossdev->out_caps.szPname, "OpenSoundSystem WAVOUT Driver");*/
 416     strcpy(ossdev->out_caps.szPname, "CS4236/37/38");
 417 #endif
 418     ossdev->out_caps.vDriverVersion = 0x0100;
 419     ossdev->out_caps.dwFormats = 0x00000000;
 420     ossdev->out_caps.dwSupport = WAVECAPS_VOLUME;
 421
 422     ioctl(ossdev->fd, SNDCTL_DSP_GETFMTS, &mask);
 423     TRACE("OSS dsp out mask=%08x\n", mask);
 424
 425     /* First bytespersampl, then stereo */
 426     bytespersmpl = (ioctl(ossdev->fd, SNDCTL_DSP_SAMPLESIZE, &samplesize) != 0) ? 1 : 2;
 427
 428     ossdev->out_caps.wChannels = (ioctl(ossdev->fd, SNDCTL_DSP_STEREO, &dsp_stereo) != 0) ? 1 : 2;
 429     if (ossdev->out_caps.wChannels > 1) ossdev->out_caps.dwSupport |= WAVECAPS_LRVOLUME;
 430
 431     smplrate = 44100;
 432     if (ioctl(ossdev->fd, SNDCTL_DSP_SPEED, &smplrate) == 0) {
 433         if (mask & AFMT_U8) {
 434             ossdev->out_caps.dwFormats |= WAVE_FORMAT_4M08;
 435             if (ossdev->out_caps.wChannels > 1)
 436                 ossdev->out_caps.dwFormats |= WAVE_FORMAT_4S08;
 437         }
 438         if ((mask & AFMT_S16_LE) && bytespersmpl > 1) {
 439             ossdev->out_caps.dwFormats |= WAVE_FORMAT_4M16;
 440             if (ossdev->out_caps.wChannels > 1)
 441                 ossdev->out_caps.dwFormats |= WAVE_FORMAT_4S16;
 442         }
 443     }
 444     smplrate = 22050;
 445     if (ioctl(ossdev->fd, SNDCTL_DSP_SPEED, &smplrate) == 0) {
 446         if (mask & AFMT_U8) {
 447             ossdev->out_caps.dwFormats |= WAVE_FORMAT_2M08;
 448             if (ossdev->out_caps.wChannels > 1)
 449                 ossdev->out_caps.dwFormats |= WAVE_FORMAT_2S08;
 450         }
 451         if ((mask & AFMT_S16_LE) && bytespersmpl > 1) {
 452             ossdev->out_caps.dwFormats |= WAVE_FORMAT_2M16;
 453             if (ossdev->out_caps.wChannels > 1)
 454                 ossdev->out_caps.dwFormats |= WAVE_FORMAT_2S16;
 455         }
 456     }
 457     smplrate = 11025;
 458     if (ioctl(ossdev->fd, SNDCTL_DSP_SPEED, &smplrate) == 0) {
 459         if (mask & AFMT_U8) {
 460             ossdev->out_caps.dwFormats |= WAVE_FORMAT_1M08;
 461             if (ossdev->out_caps.wChannels > 1)
 462                 ossdev->out_caps.dwFormats |= WAVE_FORMAT_1S08;
 463         }
 464         if ((mask & AFMT_S16_LE) && bytespersmpl > 1) {
 465             ossdev->out_caps.dwFormats |= WAVE_FORMAT_1M16;
 466             if (ossdev->out_caps.wChannels > 1)
 467                 ossdev->out_caps.dwFormats |= WAVE_FORMAT_1S16;
 468         }
 469     }
 470     if (ioctl(ossdev->fd, SNDCTL_DSP_GETCAPS, &caps) == 0) {
 471         TRACE("OSS dsp out caps=%08X\n", caps);
 472         if ((caps & DSP_CAP_REALTIME) && !(caps & DSP_CAP_BATCH)) {
 473             ossdev->out_caps.dwSupport |= WAVECAPS_SAMPLEACCURATE;
 474         }
 475         /* well, might as well use the DirectSound cap flag for something */
 476         if ((caps & DSP_CAP_TRIGGER) && (caps & DSP_CAP_MMAP) &&
 477             !(caps & DSP_CAP_BATCH))
 478             ossdev->out_caps.dwSupport |= WAVECAPS_DIRECTSOUND;
 479     }
 480     OSS_CloseDevice(ossdev);
 481     TRACE("out dwFormats = %08lX, dwSupport = %08lX\n",
 482           ossdev->out_caps.dwFormats, ossdev->out_caps.dwSupport);
 483
 484 }
 485
 486 /******************************************************************
 487  *              OSS_WaveInInit
 488  *
 489  *
 490  */
 491 static void OSS_WaveInInit(unsigned devID, OSS_DEVICE* ossdev)
 492 {
 493     int                 smplrate;
 494     int                 samplesize = 16;
 495     int                 dsp_stereo = 1;
 496     int                 bytespersmpl;
 497     int                 caps;
 498     int                 mask;
 499
 500     samplesize = 16;
 501     dsp_stereo = 1;
 502
 503     WInDev[devID].state = WINE_WS_CLOSED;
 504     WInDev[devID].ossdev = ossdev;
 505
 506     memset(&ossdev->in_caps, 0, sizeof(ossdev->in_caps));
 507
 508     if (OSS_OpenDevice(WInDev[devID].ossdev, O_RDONLY, NULL, 0, 0, 0) != 0) return;
 509     numInDev++;
 510
 511     ioctl(ossdev->fd, SNDCTL_DSP_RESET, 0);
 512
 513 #ifdef EMULATE_SB16
 514     ossdev->in_caps.wMid = 0x0002;
 515     ossdev->in_caps.wPid = 0x0004;
 516     strcpy(ossdev->in_caps.szPname, "SB16 Wave In");
 517 #else
 518     ossdev->in_caps.wMid = 0x00FF;      /* Manufac ID */
 519     ossdev->in_caps.wPid = 0x0001;      /* Product ID */
 520     strcpy(ossdev->in_caps.szPname, "OpenSoundSystem WAVIN Driver");
 521 #endif
 522     ossdev->in_caps.dwFormats = 0x00000000;
 523     ossdev->in_caps.wChannels = (ioctl(ossdev->fd, SNDCTL_DSP_STEREO, &dsp_stereo) != 0) ? 1 : 2;
 524
 525     WInDev[devID].bTriggerSupport = FALSE;
 526     if (ioctl(ossdev->fd, SNDCTL_DSP_GETCAPS, &caps) == 0) {
 527         TRACE("OSS dsp in caps=%08X\n", caps);
 528         if (caps & DSP_CAP_TRIGGER)
 529             WInDev[devID].bTriggerSupport = TRUE;
 530     }
 531
 532     ioctl(ossdev->fd, SNDCTL_DSP_GETFMTS, &mask);
 533     TRACE("OSS in dsp mask=%08x\n", mask);
 534
 535     bytespersmpl = (ioctl(ossdev->fd, SNDCTL_DSP_SAMPLESIZE, &samplesize) != 0) ? 1 : 2;
 536     smplrate = 44100;
 537     if (ioctl(ossdev->fd, SNDCTL_DSP_SPEED, &smplrate) == 0) {
 538         if (mask & AFMT_U8) {
 539             ossdev->in_caps.dwFormats |= WAVE_FORMAT_4M08;
 540             if (ossdev->in_caps.wChannels > 1)
 541                 ossdev->in_caps.dwFormats |= WAVE_FORMAT_4S08;
 542         }
 543         if ((mask & AFMT_S16_LE) && bytespersmpl > 1) {
 544             ossdev->in_caps.dwFormats |= WAVE_FORMAT_4M16;
 545             if (ossdev->in_caps.wChannels > 1)
 546                 ossdev->in_caps.dwFormats |= WAVE_FORMAT_4S16;
 547         }
 548     }
 549     smplrate = 22050;
 550     if (ioctl(ossdev->fd, SNDCTL_DSP_SPEED, &smplrate) == 0) {
 551         if (mask & AFMT_U8) {
 552             ossdev->in_caps.dwFormats |= WAVE_FORMAT_2M08;
 553             if (ossdev->in_caps.wChannels > 1)
 554                 ossdev->in_caps.dwFormats |= WAVE_FORMAT_2S08;
 555         }
 556         if ((mask & AFMT_S16_LE) && bytespersmpl > 1) {
 557             ossdev->in_caps.dwFormats |= WAVE_FORMAT_2M16;
 558             if (ossdev->in_caps.wChannels > 1)
 559                 ossdev->in_caps.dwFormats |= WAVE_FORMAT_2S16;
 560         }
 561     }
 562     smplrate = 11025;
 563     if (ioctl(ossdev->fd, SNDCTL_DSP_SPEED, &smplrate) == 0) {
 564         if (mask & AFMT_U8) {
 565             ossdev->in_caps.dwFormats |= WAVE_FORMAT_1M08;
 566             if (ossdev->in_caps.wChannels > 1)
 567                 ossdev->in_caps.dwFormats |= WAVE_FORMAT_1S08;
 568         }
 569         if ((mask & AFMT_S16_LE) && bytespersmpl > 1) {
 570             ossdev->in_caps.dwFormats |= WAVE_FORMAT_1M16;
 571             if (ossdev->in_caps.wChannels > 1)
 572                 ossdev->in_caps.dwFormats |= WAVE_FORMAT_1S16;
 573         }
 574     }
 575     OSS_CloseDevice(ossdev);
 576     TRACE("in dwFormats = %08lX\n", ossdev->in_caps.dwFormats);
 577 }
 578
 579 /******************************************************************
 580  *              OSS_WaveFullDuplexInit
 581  *
 582  *
 583  */
 584 static void OSS_WaveFullDuplexInit(OSS_DEVICE* ossdev)
 585 {
 586     int         caps;
 587
 588     if (OSS_OpenDevice(ossdev, O_RDWR, NULL, 0, 0, 0) != 0) return;
 589     if (ioctl(ossdev->fd, SNDCTL_DSP_GETCAPS, &caps) == 0)
 590     {
 591         ossdev->full_duplex = (caps & DSP_CAP_DUPLEX);
 592     }
 593     OSS_CloseDevice(ossdev);
 594 }
 595
 596 /******************************************************************
 597  *              OSS_WaveInit
 598  *
 599  * Initialize internal structures from OSS information
 600  */
 601 LONG OSS_WaveInit(void)
 602 {
 603     int         i;
 604
 605     /* FIXME: only one device is supported */
 606     memset(&OSS_Devices, 0, sizeof(OSS_Devices));
 607     /* FIXME: should check that dsp actually points to dsp0, or that dsp0 exists
 608      * we should also be able to configure (bitmap) which devices we want to use...
 609      * - or even store the name of all drivers in our configuration
 610      */
 611     OSS_Devices[0].dev_name   = "/dev/dsp";
 612     OSS_Devices[0].mixer_name = "/dev/mixer";
 613     OSS_Devices[1].dev_name   = "/dev/dsp1";
 614     OSS_Devices[1].mixer_name = "/dev/mixer1";
 615     OSS_Devices[2].dev_name   = "/dev/dsp2";
 616     OSS_Devices[2].mixer_name = "/dev/mixer2";
 617
 618     /* start with output device */
 619     for (i = 0; i < MAX_WAVEDRV; ++i)
 620         OSS_WaveOutInit(i, &OSS_Devices[i]);
 621
 622     /* then do input device */
 623     for (i = 0; i < MAX_WAVEDRV; ++i)
 624         OSS_WaveInInit(i, &OSS_Devices[i]);
 625
 626     /* finish with the full duplex bits */
 627     for (i = 0; i < MAX_WAVEDRV; i++)
 628         OSS_WaveFullDuplexInit(&OSS_Devices[i]);
 629
 630     return 0;
 631 }
 632
 633 /******************************************************************
 634  *              OSS_InitRingMessage
 635  *
 636  * Initialize the ring of messages for passing between driver's caller and playback/record
 637  * thread
 638  */
 639 static int OSS_InitRingMessage(OSS_MSG_RING* omr)
 640 {
 641     omr->msg_toget = 0;
 642     omr->msg_tosave = 0;
 643 #ifdef USE_PIPE_SYNC
 644     if (pipe(omr->msg_pipe) < 0) {
 645         omr->msg_pipe[0] = -1;
 646         omr->msg_pipe[1] = -1;
 647         ERR("could not create pipe, error=%s\n", strerror(errno));
 648     }
 649 #else
 650     omr->msg_event = CreateEventA(NULL, FALSE, FALSE, NULL);
 651 #endif
 652     memset(omr->messages, 0, sizeof(OSS_MSG) * OSS_RING_BUFFER_SIZE);
 653     InitializeCriticalSection(&omr->msg_crst);
 654     return 0;
 655 }
 656
 657 /******************************************************************
 658  *              OSS_DestroyRingMessage
 659  *
 660  */
 661 static int OSS_DestroyRingMessage(OSS_MSG_RING* omr)
 662 {
 663 #ifdef USE_PIPE_SYNC
 664     close(omr->msg_pipe[0]);
 665     close(omr->msg_pipe[1]);
 666 #else
 667     CloseHandle(omr->msg_event);
 668 #endif
 669     DeleteCriticalSection(&omr->msg_crst);
 670     return 0;
 671 }
 672
 673 /******************************************************************
 674  *              OSS_AddRingMessage
 675  *
 676  * Inserts a new message into the ring (should be called from DriverProc derivated routines)
 677  */
 678 static int OSS_AddRingMessage(OSS_MSG_RING* omr, enum win_wm_message msg, DWORD param, BOOL wait)
 679 {
 680     HANDLE      hEvent = INVALID_HANDLE_VALUE;
 681
 682     EnterCriticalSection(&omr->msg_crst);
 683     if ((omr->msg_toget == ((omr->msg_tosave + 1) % OSS_RING_BUFFER_SIZE))) /* buffer overflow ? */
 684     {
 685         ERR("buffer overflow !?\n");
 686         LeaveCriticalSection(&omr->msg_crst);
 687         return 0;
 688     }
 689     if (wait)
 690     {
 691         hEvent = CreateEventA(NULL, FALSE, FALSE, NULL);
 692         if (hEvent == INVALID_HANDLE_VALUE)
 693         {
 694             ERR("can't create event !?\n");
 695             LeaveCriticalSection(&omr->msg_crst);
 696             return 0;
 697         }
 698         if (omr->msg_toget != omr->msg_tosave && omr->messages[omr->msg_toget].msg != WINE_WM_HEADER)
 699             FIXME("two fast messages in the queue!!!!\n");
 700
 701         /* fast messages have to be added at the start of the queue */
 702         omr->msg_toget = (omr->msg_toget + OSS_RING_BUFFER_SIZE - 1) % OSS_RING_BUFFER_SIZE;
 703
 704         omr->messages[omr->msg_toget].msg = msg;
 705         omr->messages[omr->msg_toget].param = param;
 706         omr->messages[omr->msg_toget].hEvent = hEvent;
 707     }
 708     else
 709     {
 710         omr->messages[omr->msg_tosave].msg = msg;
 711         omr->messages[omr->msg_tosave].param = param;
 712         omr->messages[omr->msg_tosave].hEvent = INVALID_HANDLE_VALUE;
 713         omr->msg_tosave = (omr->msg_tosave + 1) % OSS_RING_BUFFER_SIZE;
 714     }
 715     LeaveCriticalSection(&omr->msg_crst);
 716     /* signal a new message */
 717     SIGNAL_OMR(omr);
 718     if (wait)
 719     {
 720         /* wait for playback/record thread to have processed the message */
 721         WaitForSingleObject(hEvent, INFINITE);
 722         CloseHandle(hEvent);
 723     }
 724     return 1;
 725 }
 726
 727 /******************************************************************
 728  *              OSS_RetrieveRingMessage
 729  *
 730  * Get a message from the ring. Should be called by the playback/record thread.
 731  */
 732 static int OSS_RetrieveRingMessage(OSS_MSG_RING* omr,
 733                                    enum win_wm_message *msg, DWORD *param, HANDLE *hEvent)
 734 {
 735     EnterCriticalSection(&omr->msg_crst);
 736
 737     if (omr->msg_toget == omr->msg_tosave) /* buffer empty ? */
 738     {
 739         LeaveCriticalSection(&omr->msg_crst);
 740         return 0;
 741     }
 742
 743     *msg = omr->messages[omr->msg_toget].msg;
 744     omr->messages[omr->msg_toget].msg = 0;
 745     *param = omr->messages[omr->msg_toget].param;
 746     *hEvent = omr->messages[omr->msg_toget].hEvent;
 747     omr->msg_toget = (omr->msg_toget + 1) % OSS_RING_BUFFER_SIZE;
 748     CLEAR_OMR(omr);
 749     LeaveCriticalSection(&omr->msg_crst);
 750     return 1;
 751 }
 752
 753 /*======================================================================*
 754  *                  Low level WAVE OUT implementation                   *
 755  *======================================================================*/
 756
 757 /**************************************************************************
 758  *                      wodNotifyClient                 [internal]
 759  */
 760 static DWORD wodNotifyClient(WINE_WAVEOUT* wwo, WORD wMsg, DWORD dwParam1, DWORD dwParam2)
 761 {
 762     TRACE("wMsg = 0x%04x dwParm1 = %04lX dwParam2 = %04lX\n", wMsg, dwParam1, dwParam2);
 763
 764     switch (wMsg) {
 765     case WOM_OPEN:
 766     case WOM_CLOSE:
 767     case WOM_DONE:
 768         if (wwo->wFlags != DCB_NULL &&
 769             !DriverCallback(wwo->waveDesc.dwCallback, wwo->wFlags,
 770                             (HDRVR)wwo->waveDesc.hWave, wMsg,
 771                             wwo->waveDesc.dwInstance, dwParam1, dwParam2)) {
 772             WARN("can't notify client !\n");
 773             return MMSYSERR_ERROR;
 774         }
 775         break;
 776     default:
 777         FIXME("Unknown callback message %u\n", wMsg);
 778         return MMSYSERR_INVALPARAM;
 779     }
 780     return MMSYSERR_NOERROR;
 781 }
 782
 783 /**************************************************************************
 784  *                              wodUpdatePlayedTotal    [internal]
 785  *
 786  */
 787 static BOOL wodUpdatePlayedTotal(WINE_WAVEOUT* wwo, audio_buf_info* info)
 788 {
 789     audio_buf_info dspspace;
 790     if (!info) info = &dspspace;
 791
 792     if (ioctl(wwo->ossdev->fd, SNDCTL_DSP_GETOSPACE, info) < 0) {
 793         ERR("ioctl can't 'SNDCTL_DSP_GETOSPACE' !\n");
 794         return FALSE;
 795     }
 796     wwo->dwPlayedTotal = wwo->dwWrittenTotal - (wwo->dwBufferSize - info->bytes);
 797     return TRUE;
 798 }
 799
 800 /**************************************************************************
 801  *                              wodPlayer_BeginWaveHdr          [internal]
 802  *
 803  * Makes the specified lpWaveHdr the currently playing wave header.
 804  * If the specified wave header is a begin loop and we're not already in
 805  * a loop, setup the loop.
 806  */
 807 static void wodPlayer_BeginWaveHdr(WINE_WAVEOUT* wwo, LPWAVEHDR lpWaveHdr)
 808 {
 809     wwo->lpPlayPtr = lpWaveHdr;
 810
 811     if (!lpWaveHdr) return;
 812
 813     if (lpWaveHdr->dwFlags & WHDR_BEGINLOOP) {
 814         if (wwo->lpLoopPtr) {
 815             WARN("Already in a loop. Discarding loop on this header (%p)\n", lpWaveHdr);
 816         } else {
 817             TRACE("Starting loop (%ldx) with %p\n", lpWaveHdr->dwLoops, lpWaveHdr);
 818             wwo->lpLoopPtr = lpWaveHdr;
 819             /* Windows does not touch WAVEHDR.dwLoops,
 820              * so we need to make an internal copy */
 821             wwo->dwLoops = lpWaveHdr->dwLoops;
 822         }
 823     }
 824     wwo->dwPartialOffset = 0;
 825 }
 826
 827 /**************************************************************************
 828  *                              wodPlayer_PlayPtrNext           [internal]
 829  *
 830  * Advance the play pointer to the next waveheader, looping if required.
 831  */
 832 static LPWAVEHDR wodPlayer_PlayPtrNext(WINE_WAVEOUT* wwo)
 833 {
 834     LPWAVEHDR lpWaveHdr = wwo->lpPlayPtr;
 835
 836     wwo->dwPartialOffset = 0;
 837     if ((lpWaveHdr->dwFlags & WHDR_ENDLOOP) && wwo->lpLoopPtr) {
 838         /* We're at the end of a loop, loop if required */
 839         if (--wwo->dwLoops > 0) {
 840             wwo->lpPlayPtr = wwo->lpLoopPtr;
 841         } else {
 842             /* Handle overlapping loops correctly */
 843             if (wwo->lpLoopPtr != lpWaveHdr && (lpWaveHdr->dwFlags & WHDR_BEGINLOOP)) {
 844                 FIXME("Correctly handled case ? (ending loop buffer also starts a new loop)\n");
 845                 /* shall we consider the END flag for the closing loop or for
 846                  * the opening one or for both ???
 847                  * code assumes for closing loop only
 848                  */
 849             } else {
 850                 lpWaveHdr = lpWaveHdr->lpNext;
 851             }
 852             wwo->lpLoopPtr = NULL;
 853             wodPlayer_BeginWaveHdr(wwo, lpWaveHdr);
 854         }
 855     } else {
 856         /* We're not in a loop.  Advance to the next wave header */
 857         wodPlayer_BeginWaveHdr(wwo, lpWaveHdr = lpWaveHdr->lpNext);
 858     }
 859
 860     return lpWaveHdr;
 861 }
 862
 863 /**************************************************************************
 864  *                           wodPlayer_DSPWait                  [internal]
 865  * Returns the number of milliseconds to wait for the DSP buffer to write
 866  * one fragment.
 867  */
 868 static DWORD wodPlayer_DSPWait(const WINE_WAVEOUT *wwo)
 869 {
 870     /* time for one fragment to be played */
 871     return wwo->dwFragmentSize * 1000 / wwo->format.wf.nAvgBytesPerSec;
 872 }
 873
 874 /**************************************************************************
 875  *                           wodPlayer_NotifyWait               [internal]
 876  * Returns the number of milliseconds to wait before attempting to notify
 877  * completion of the specified wavehdr.
 878  * This is based on the number of bytes remaining to be written in the
 879  * wave.
 880  */
 881 static DWORD wodPlayer_NotifyWait(const WINE_WAVEOUT* wwo, LPWAVEHDR lpWaveHdr)
 882 {
 883     DWORD dwMillis;
 884
 885     if (lpWaveHdr->reserved < wwo->dwPlayedTotal) {
 886         dwMillis = 1;
 887     } else {
 888         dwMillis = (lpWaveHdr->reserved - wwo->dwPlayedTotal) * 1000 / wwo->format.wf.nAvgBytesPerSec;
 889         if (!dwMillis) dwMillis = 1;
 890     }
 891
 892     return dwMillis;
 893 }
 894
 895
 896 /**************************************************************************
 897  *                           wodPlayer_WriteMaxFrags            [internal]
 898  * Writes the maximum number of bytes possible to the DSP and returns
 899  * TRUE iff the current playPtr has been fully played
 900  */
 901 static BOOL wodPlayer_WriteMaxFrags(WINE_WAVEOUT* wwo, DWORD* bytes)
 902 {
 903     DWORD       dwLength = wwo->lpPlayPtr->dwBufferLength - wwo->dwPartialOffset;
 904     DWORD       toWrite = min(dwLength, *bytes);
 905     int         written;
 906     BOOL        ret = FALSE;
 907
 908     TRACE("Writing wavehdr %p.%lu[%lu]/%lu\n",
 909           wwo->lpPlayPtr, wwo->dwPartialOffset, wwo->lpPlayPtr->dwBufferLength, toWrite);
 910
 911     if (toWrite > 0)
 912     {
 913         written = write(wwo->ossdev->fd, wwo->lpPlayPtr->lpData + wwo->dwPartialOffset, toWrite);
 914         if (written <= 0) return FALSE;
 915     }
 916     else
 917         written = 0;
 918
 919     if (written >= dwLength) {
 920         /* If we wrote all current wavehdr, skip to the next one */
 921         wodPlayer_PlayPtrNext(wwo);
 922         ret = TRUE;
 923     } else {
 924         /* Remove the amount written */
 925         wwo->dwPartialOffset += written;
 926     }
 927     *bytes -= written;
 928     wwo->dwWrittenTotal += written;
 929
 930     return ret;
 931 }
 932
 933
 934 /**************************************************************************
 935  *                              wodPlayer_NotifyCompletions     [internal]
 936  *
 937  * Notifies and remove from queue all wavehdrs which have been played to
 938  * the speaker (ie. they have cleared the OSS buffer).  If force is true,
 939  * we notify all wavehdrs and remove them all from the queue even if they
 940  * are unplayed or part of a loop.
 941  */
 942 static DWORD wodPlayer_NotifyCompletions(WINE_WAVEOUT* wwo, BOOL force)
 943 {
 944     LPWAVEHDR           lpWaveHdr;
 945
 946     /* Start from lpQueuePtr and keep notifying until:
 947      * - we hit an unwritten wavehdr
 948      * - we hit the beginning of a running loop
 949      * - we hit a wavehdr which hasn't finished playing
 950      */
 951     while ((lpWaveHdr = wwo->lpQueuePtr) &&
 952            (force ||
 953             (lpWaveHdr != wwo->lpPlayPtr &&
 954              lpWaveHdr != wwo->lpLoopPtr &&
 955              lpWaveHdr->reserved <= wwo->dwPlayedTotal))) {
 956
 957         wwo->lpQueuePtr = lpWaveHdr->lpNext;
 958
 959         lpWaveHdr->dwFlags &= ~WHDR_INQUEUE;
 960         lpWaveHdr->dwFlags |= WHDR_DONE;
 961
 962         wodNotifyClient(wwo, WOM_DONE, (DWORD)lpWaveHdr, 0);
 963     }
 964     return  (lpWaveHdr && lpWaveHdr != wwo->lpPlayPtr && lpWaveHdr != wwo->lpLoopPtr) ?
 965         wodPlayer_NotifyWait(wwo, lpWaveHdr) : INFINITE;
 966 }
 967
 968 /**************************************************************************
 969  *                              wodPlayer_Reset                 [internal]
 970  *
 971  * wodPlayer helper. Resets current output stream.
 972  */
 973 static  void    wodPlayer_Reset(WINE_WAVEOUT* wwo, BOOL reset)
 974 {
 975     wodUpdatePlayedTotal(wwo, NULL);
 976     /* updates current notify list */
 977     wodPlayer_NotifyCompletions(wwo, FALSE);
 978
 979     /* flush all possible output */
 980     if (OSS_ResetDevice(wwo->ossdev) == -1)
 981     {
 982         wwo->hThread = 0;
 983         wwo->state = WINE_WS_STOPPED;
 984         ExitThread(-1);
 985     }
 986
 987     if (reset) {
 988         enum win_wm_message     msg;
 989         DWORD                   param;
 990         HANDLE                  ev;
 991
 992         /* remove any buffer */
 993         wodPlayer_NotifyCompletions(wwo, TRUE);
 994
 995         wwo->lpPlayPtr = wwo->lpQueuePtr = wwo->lpLoopPtr = NULL;
 996         wwo->state = WINE_WS_STOPPED;
 997         wwo->dwPlayedTotal = wwo->dwWrittenTotal = 0;
 998         /* Clear partial wavehdr */
 999         wwo->dwPartialOffset = 0;
1000
1001         /* remove any existing message in the ring */
1002         EnterCriticalSection(&wwo->msgRing.msg_crst);
1003         /* return all pending headers in queue */
1004         while (OSS_RetrieveRingMessage(&wwo->msgRing, &msg, &param, &ev))
1005         {
1006             if (msg != WINE_WM_HEADER)
1007             {
1008                 FIXME("shouldn't have headers left\n");
1009                 SetEvent(ev);
1010                 continue;
1011             }
1012             ((LPWAVEHDR)param)->dwFlags &= ~WHDR_INQUEUE;
1013             ((LPWAVEHDR)param)->dwFlags |= WHDR_DONE;
1014
1015             wodNotifyClient(wwo, WOM_DONE, param, 0);
1016         }
1017         RESET_OMR(&wwo->msgRing);
1018         LeaveCriticalSection(&wwo->msgRing.msg_crst);
1019     } else {
1020         if (wwo->lpLoopPtr) {
1021             /* complicated case, not handled yet (could imply modifying the loop counter */
1022             FIXME("Pausing while in loop isn't correctly handled yet, except strange results\n");
1023             wwo->lpPlayPtr = wwo->lpLoopPtr;
1024             wwo->dwPartialOffset = 0;
1025             wwo->dwWrittenTotal = wwo->dwPlayedTotal; /* this is wrong !!! */
1026         } else {
1027             LPWAVEHDR   ptr;
1028             DWORD       sz = wwo->dwPartialOffset;
1029
1030             /* reset all the data as if we had written only up to lpPlayedTotal bytes */
1031             /* compute the max size playable from lpQueuePtr */
1032             for (ptr = wwo->lpQueuePtr; ptr != wwo->lpPlayPtr; ptr = ptr->lpNext) {
1033                 sz += ptr->dwBufferLength;
1034             }
1035             /* because the reset lpPlayPtr will be lpQueuePtr */
1036             if (wwo->dwWrittenTotal > wwo->dwPlayedTotal + sz) ERR("grin\n");
1037             wwo->dwPartialOffset = sz - (wwo->dwWrittenTotal - wwo->dwPlayedTotal);
1038             wwo->dwWrittenTotal = wwo->dwPlayedTotal;
1039             wwo->lpPlayPtr = wwo->lpQueuePtr;
1040         }
1041         wwo->state = WINE_WS_PAUSED;
1042     }
1043 }
1044
1045 /**************************************************************************
1046  *                    wodPlayer_ProcessMessages                 [internal]
1047  */
1048 static void wodPlayer_ProcessMessages(WINE_WAVEOUT* wwo)
1049 {
1050     LPWAVEHDR           lpWaveHdr;
1051     enum win_wm_message msg;
1052     DWORD               param;
1053     HANDLE              ev;
1054
1055     while (OSS_RetrieveRingMessage(&wwo->msgRing, &msg, &param, &ev)) {
1056         TRACE("Received %s %lx\n", wodPlayerCmdString[msg - WM_USER - 1], param);
1057         switch (msg) {
1058         case WINE_WM_PAUSING:
1059             wodPlayer_Reset(wwo, FALSE);
1060             SetEvent(ev);
1061             break;
1062         case WINE_WM_RESTARTING:
1063             if (wwo->state == WINE_WS_PAUSED)
1064             {
1065                 wwo->state = WINE_WS_PLAYING;
1066             }
1067             SetEvent(ev);
1068             break;
1069         case WINE_WM_HEADER:
1070             lpWaveHdr = (LPWAVEHDR)param;
1071
1072             /* insert buffer at the end of queue */
1073             {
1074                 LPWAVEHDR*      wh;
1075                 for (wh = &(wwo->lpQueuePtr); *wh; wh = &((*wh)->lpNext));
1076                 *wh = lpWaveHdr;
1077             }
1078             if (!wwo->lpPlayPtr)
1079                 wodPlayer_BeginWaveHdr(wwo,lpWaveHdr);
1080             if (wwo->state == WINE_WS_STOPPED)
1081                 wwo->state = WINE_WS_PLAYING;
1082             break;
1083         case WINE_WM_RESETTING:
1084             wodPlayer_Reset(wwo, TRUE);
1085             SetEvent(ev);
1086             break;
1087         case WINE_WM_UPDATE:
1088             wodUpdatePlayedTotal(wwo, NULL);
1089             SetEvent(ev);
1090             break;
1091         case WINE_WM_BREAKLOOP:
1092             if (wwo->state == WINE_WS_PLAYING && wwo->lpLoopPtr != NULL) {
1093                 /* ensure exit at end of current loop */
1094                 wwo->dwLoops = 1;
1095             }
1096             SetEvent(ev);
1097             break;
1098         case WINE_WM_CLOSING:
1099             /* sanity check: this should not happen since the device must have been reset before */
1100             if (wwo->lpQueuePtr || wwo->lpPlayPtr) ERR("out of sync\n");
1101             wwo->hThread = 0;
1102             wwo->state = WINE_WS_CLOSED;
1103             SetEvent(ev);
1104             ExitThread(0);
1105             /* shouldn't go here */
1106         default:
1107             FIXME("unknown message %d\n", msg);
1108             break;
1109         }
1110     }
1111 }
1112
1113 /**************************************************************************
1114  *                           wodPlayer_FeedDSP                  [internal]
1115  * Feed as much sound data as we can into the DSP and return the number of
1116  * milliseconds before it will be necessary to feed the DSP again.
1117  */
1118 static DWORD wodPlayer_FeedDSP(WINE_WAVEOUT* wwo)
1119 {
1120     audio_buf_info dspspace;
1121     DWORD       availInQ;
1122
1123     wodUpdatePlayedTotal(wwo, &dspspace);
1124     availInQ = dspspace.bytes;
1125     TRACE("fragments=%d/%d, fragsize=%d, bytes=%d\n",
1126           dspspace.fragments, dspspace.fragstotal, dspspace.fragsize, dspspace.bytes);
1127
1128     /* input queue empty and output buffer with less than one fragment to play */
1129     if (!wwo->lpPlayPtr && wwo->dwBufferSize < availInQ + wwo->dwFragmentSize) {
1130         TRACE("Run out of wavehdr:s...\n");
1131         return INFINITE;
1132     }
1133
1134     /* no more room... no need to try to feed */
1135     if (dspspace.fragments != 0) {
1136         /* Feed from partial wavehdr */
1137         if (wwo->lpPlayPtr && wwo->dwPartialOffset != 0) {
1138             wodPlayer_WriteMaxFrags(wwo, &availInQ);
1139         }
1140
1141         /* Feed wavehdrs until we run out of wavehdrs or DSP space */
1142         if (wwo->dwPartialOffset == 0 && wwo->lpPlayPtr) {
1143             do {
1144                 TRACE("Setting time to elapse for %p to %lu\n",
1145                       wwo->lpPlayPtr, wwo->dwWrittenTotal + wwo->lpPlayPtr->dwBufferLength);
1146                 /* note the value that dwPlayedTotal will return when this wave finishes playing */
1147                 wwo->lpPlayPtr->reserved = wwo->dwWrittenTotal + wwo->lpPlayPtr->dwBufferLength;
1148             } while (wodPlayer_WriteMaxFrags(wwo, &availInQ) && wwo->lpPlayPtr && availInQ > 0);
1149         }
1150
1151         if (wwo->bNeedPost) {
1152             /* OSS doesn't start before it gets either 2 fragments or a SNDCTL_DSP_POST;
1153              * if it didn't get one, we give it the other */
1154             if (wwo->dwBufferSize < availInQ + 2 * wwo->dwFragmentSize)
1155                 ioctl(wwo->ossdev->fd, SNDCTL_DSP_POST, 0);
1156             wwo->bNeedPost = FALSE;
1157         }
1158     }
1159
1160     return wodPlayer_DSPWait(wwo);
1161 }
1162
1163
1164 /**************************************************************************
1165  *                              wodPlayer                       [internal]
1166  */
1167 static  DWORD   CALLBACK        wodPlayer(LPVOID pmt)
1168 {
1169     WORD          uDevID = (DWORD)pmt;
1170     WINE_WAVEOUT* wwo = (WINE_WAVEOUT*)&WOutDev[uDevID];
1171     DWORD         dwNextFeedTime = INFINITE;   /* Time before DSP needs feeding */
1172     DWORD         dwNextNotifyTime = INFINITE; /* Time before next wave completion */
1173     DWORD         dwSleepTime;
1174
1175     wwo->state = WINE_WS_STOPPED;
1176     SetEvent(wwo->hStartUpEvent);
1177
1178     for (;;) {
1179         /** Wait for the shortest time before an action is required.  If there
1180          *  are no pending actions, wait forever for a command.
1181          */
1182         dwSleepTime = min(dwNextFeedTime, dwNextNotifyTime);
1183         TRACE("waiting %lums (%lu,%lu)\n", dwSleepTime, dwNextFeedTime, dwNextNotifyTime);
1184         WAIT_OMR(&wwo->msgRing, dwSleepTime);
1185         wodPlayer_ProcessMessages(wwo);
1186         if (wwo->state == WINE_WS_PLAYING) {
1187             dwNextFeedTime = wodPlayer_FeedDSP(wwo);
1188             dwNextNotifyTime = wodPlayer_NotifyCompletions(wwo, FALSE);
1189             if (dwNextFeedTime == INFINITE) {
1190                 /* FeedDSP ran out of data, but before flushing, */
1191                 /* check that a notification didn't give us more */
1192                 wodPlayer_ProcessMessages(wwo);
1193                 if (!wwo->lpPlayPtr) {
1194                     TRACE("flushing\n");
1195                     ioctl(wwo->ossdev->fd, SNDCTL_DSP_SYNC, 0);
1196                     wwo->dwPlayedTotal = wwo->dwWrittenTotal;
1197                 }
1198                 else {
1199                     TRACE("recovering\n");
1200                     dwNextFeedTime = wodPlayer_FeedDSP(wwo);
1201                 }
1202             }
1203         } else {
1204             dwNextFeedTime = dwNextNotifyTime = INFINITE;
1205         }
1206     }
1207 }
1208
1209 /**************************************************************************
1210  *                      wodGetDevCaps                           [internal]
1211  */
1212 static DWORD wodGetDevCaps(WORD wDevID, LPWAVEOUTCAPSA lpCaps, DWORD dwSize)
1213 {
1214     TRACE("(%u, %p, %lu);\n", wDevID, lpCaps, dwSize);
1215
1216     if (lpCaps == NULL) return MMSYSERR_NOTENABLED;
1217
1218     if (wDevID >= MAX_WAVEDRV) {
1219         TRACE("MAX_WAVDRV reached !\n");
1220         return MMSYSERR_BADDEVICEID;
1221     }
1222
1223     memcpy(lpCaps, &OSS_Devices[wDevID].out_caps, min(dwSize, sizeof(*lpCaps)));
1224     return MMSYSERR_NOERROR;
1225 }
1226
1227 /**************************************************************************
1228  *                              wodOpen                         [internal]
1229  */
1230 static DWORD wodOpen(WORD wDevID, LPWAVEOPENDESC lpDesc, DWORD dwFlags)
1231 {
1232     int                 audio_fragment;
1233     WINE_WAVEOUT*       wwo;
1234     audio_buf_info      info;
1235     DWORD               ret;
1236
1237     TRACE("(%u, %p, %08lX);\n", wDevID, lpDesc, dwFlags);
1238     if (lpDesc == NULL) {
1239         WARN("Invalid Parameter !\n");
1240         return MMSYSERR_INVALPARAM;
1241     }
1242     if (wDevID >= MAX_WAVEDRV) {
1243         TRACE("MAX_WAVOUTDRV reached !\n");
1244         return MMSYSERR_BADDEVICEID;
1245     }
1246
1247     /* only PCM format is supported so far... */
1248     if (lpDesc->lpFormat->wFormatTag != WAVE_FORMAT_PCM ||
1249         lpDesc->lpFormat->nChannels == 0 ||
1250         lpDesc->lpFormat->nSamplesPerSec == 0) {
1251         WARN("Bad format: tag=%04X nChannels=%d nSamplesPerSec=%ld !\n",
1252              lpDesc->lpFormat->wFormatTag, lpDesc->lpFormat->nChannels,
1253              lpDesc->lpFormat->nSamplesPerSec);
1254         return WAVERR_BADFORMAT;
1255     }
1256
1257     if (dwFlags & WAVE_FORMAT_QUERY) {
1258         TRACE("Query format: tag=%04X nChannels=%d nSamplesPerSec=%ld !\n",
1259              lpDesc->lpFormat->wFormatTag, lpDesc->lpFormat->nChannels,
1260              lpDesc->lpFormat->nSamplesPerSec);
1261         return MMSYSERR_NOERROR;
1262     }
1263
1264     wwo = &WOutDev[wDevID];
1265
1266     if ((dwFlags & WAVE_DIRECTSOUND) && !(OSS_Devices[wDevID].out_caps.dwSupport & WAVECAPS_DIRECTSOUND))
1267         /* not supported, ignore it */
1268         dwFlags &= ~WAVE_DIRECTSOUND;
1269
1270     if (dwFlags & WAVE_DIRECTSOUND) {
1271         if (OSS_Devices[wDevID].out_caps.dwSupport & WAVECAPS_SAMPLEACCURATE)
1272             /* we have realtime DirectSound, fragments just waste our time,
1273              * but a large buffer is good, so choose 64KB (32 * 2^11) */
1274             audio_fragment = 0x0020000B;
1275         else
1276             /* to approximate realtime, we must use small fragments,
1277              * let's try to fragment the above 64KB (256 * 2^8) */
1278             audio_fragment = 0x01000008;
1279     } else {
1280         /* shockwave player uses only 4 1k-fragments at a rate of 22050 bytes/sec
1281          * thus leading to 46ms per fragment, and a turnaround time of 185ms
1282          */
1283         /* 16 fragments max, 2^10=1024 bytes per fragment */
1284         audio_fragment = 0x000F000A;
1285     }
1286     if (wwo->state != WINE_WS_CLOSED) return MMSYSERR_ALLOCATED;
1287     /* we want to be able to mmap() the device, which means it must be opened readable,
1288      * otherwise mmap() will fail (at least under Linux) */
1289     ret = OSS_OpenDevice(wwo->ossdev,
1290                          (dwFlags & WAVE_DIRECTSOUND) ? O_RDWR : O_WRONLY,
1291                          &audio_fragment, lpDesc->lpFormat->nSamplesPerSec,
1292                          (lpDesc->lpFormat->nChannels > 1) ? 1 : 0,
1293                          (lpDesc->lpFormat->wBitsPerSample == 16)
1294                              ? AFMT_S16_LE : AFMT_U8);
1295     if (ret != 0) return ret;
1296     wwo->state = WINE_WS_STOPPED;
1297
1298     wwo->wFlags = HIWORD(dwFlags & CALLBACK_TYPEMASK);
1299
1300     memcpy(&wwo->waveDesc, lpDesc,           sizeof(WAVEOPENDESC));
1301     memcpy(&wwo->format,   lpDesc->lpFormat, sizeof(PCMWAVEFORMAT));
1302
1303     if (wwo->format.wBitsPerSample == 0) {
1304         WARN("Resetting zeroed wBitsPerSample\n");
1305         wwo->format.wBitsPerSample = 8 *
1306             (wwo->format.wf.nAvgBytesPerSec /
1307              wwo->format.wf.nSamplesPerSec) /
1308             wwo->format.wf.nChannels;
1309     }
1310     /* Read output space info for future reference */
1311     if (ioctl(wwo->ossdev->fd, SNDCTL_DSP_GETOSPACE, &info) < 0) {
1312         ERR("ioctl can't 'SNDCTL_DSP_GETOSPACE' !\n");
1313         OSS_CloseDevice(wwo->ossdev);
1314         wwo->state = WINE_WS_CLOSED;
1315         return MMSYSERR_NOTENABLED;
1316     }
1317
1318     /* Check that fragsize is correct per our settings above */
1319     if ((info.fragsize > 1024) && (LOWORD(audio_fragment) <= 10)) {
1320         /* we've tried to set 1K fragments or less, but it didn't work */
1321         ERR("fragment size set failed, size is now %d\n", info.fragsize);
1322         MESSAGE("Your Open Sound System driver did not let us configure small enough sound fragments.\n");
1323         MESSAGE("This may cause delays and other problems in audio playback with certain applications.\n");
1324     }
1325
1326     /* Remember fragsize and total buffer size for future use */
1327     wwo->dwFragmentSize = info.fragsize;
1328     wwo->dwBufferSize = info.fragstotal * info.fragsize;
1329     wwo->dwPlayedTotal = 0;
1330     wwo->dwWrittenTotal = 0;
1331     wwo->bNeedPost = TRUE;
1332
1333     OSS_InitRingMessage(&wwo->msgRing);
1334
1335     if (!(dwFlags & WAVE_DIRECTSOUND)) {
1336         wwo->hStartUpEvent = CreateEventA(NULL, FALSE, FALSE, NULL);
1337         wwo->hThread = CreateThread(NULL, 0, wodPlayer, (LPVOID)(DWORD)wDevID, 0, &(wwo->dwThreadID));
1338         WaitForSingleObject(wwo->hStartUpEvent, INFINITE);
1339         CloseHandle(wwo->hStartUpEvent);
1340     } else {
1341         wwo->hThread = INVALID_HANDLE_VALUE;
1342         wwo->dwThreadID = 0;
1343     }
1344     wwo->hStartUpEvent = INVALID_HANDLE_VALUE;
1345
1346     TRACE("fd=%d fragmentSize=%ld\n",
1347           wwo->ossdev->fd, wwo->dwFragmentSize);
1348     if (wwo->dwFragmentSize % wwo->format.wf.nBlockAlign)
1349         ERR("Fragment doesn't contain an integral number of data blocks\n");
1350
1351     TRACE("wBitsPerSample=%u, nAvgBytesPerSec=%lu, nSamplesPerSec=%lu, nChannels=%u nBlockAlign=%u!\n",
1352           wwo->format.wBitsPerSample, wwo->format.wf.nAvgBytesPerSec,
1353           wwo->format.wf.nSamplesPerSec, wwo->format.wf.nChannels,
1354           wwo->format.wf.nBlockAlign);
1355
1356     return wodNotifyClient(wwo, WOM_OPEN, 0L, 0L);
1357 }
1358
1359 /**************************************************************************
1360  *                              wodClose                        [internal]
1361  */
1362 static DWORD wodClose(WORD wDevID)
1363 {
1364     DWORD               ret = MMSYSERR_NOERROR;
1365     WINE_WAVEOUT*       wwo;
1366
1367     TRACE("(%u);\n", wDevID);
1368
1369     if (wDevID >= MAX_WAVEDRV || WOutDev[wDevID].state == WINE_WS_CLOSED) {
1370         WARN("bad device ID !\n");
1371         return MMSYSERR_BADDEVICEID;
1372     }
1373
1374     wwo = &WOutDev[wDevID];
1375     if (wwo->lpQueuePtr) {
1376         WARN("buffers still playing !\n");
1377         ret = WAVERR_STILLPLAYING;
1378     } else {
1379         if (wwo->hThread != INVALID_HANDLE_VALUE) {
1380             OSS_AddRingMessage(&wwo->msgRing, WINE_WM_CLOSING, 0, TRUE);
1381         }
1382         if (wwo->mapping) {
1383             munmap(wwo->mapping, wwo->maplen);
1384             wwo->mapping = NULL;
1385         }
1386
1387         OSS_DestroyRingMessage(&wwo->msgRing);
1388
1389         OSS_CloseDevice(wwo->ossdev);
1390         wwo->state = WINE_WS_CLOSED;
1391         wwo->dwFragmentSize = 0;
1392         ret = wodNotifyClient(wwo, WOM_CLOSE, 0L, 0L);
1393     }
1394     return ret;
1395 }
1396
1397 /**************************************************************************
1398  *                              wodWrite                        [internal]
1399  *
1400  */
1401 static DWORD wodWrite(WORD wDevID, LPWAVEHDR lpWaveHdr, DWORD dwSize)
1402 {
1403     TRACE("(%u, %p, %08lX);\n", wDevID, lpWaveHdr, dwSize);
1404
1405     /* first, do the sanity checks... */
1406     if (wDevID >= MAX_WAVEDRV || WOutDev[wDevID].state == WINE_WS_CLOSED) {
1407         WARN("bad dev ID !\n");
1408         return MMSYSERR_BADDEVICEID;
1409     }
1410
1411     if (lpWaveHdr->lpData == NULL || !(lpWaveHdr->dwFlags & WHDR_PREPARED))
1412         return WAVERR_UNPREPARED;
1413
1414     if (lpWaveHdr->dwFlags & WHDR_INQUEUE)
1415         return WAVERR_STILLPLAYING;
1416
1417     lpWaveHdr->dwFlags &= ~WHDR_DONE;
1418     lpWaveHdr->dwFlags |= WHDR_INQUEUE;
1419     lpWaveHdr->lpNext = 0;
1420
1421     if ((lpWaveHdr->dwBufferLength & ~(WOutDev[wDevID].format.wf.nBlockAlign - 1)) != 0)
1422     {
1423         WARN("WaveHdr length isn't a multiple of the PCM block size\n");
1424         lpWaveHdr->dwBufferLength &= ~(WOutDev[wDevID].format.wf.nBlockAlign - 1);
1425     }
1426
1427     OSS_AddRingMessage(&WOutDev[wDevID].msgRing, WINE_WM_HEADER, (DWORD)lpWaveHdr, FALSE);
1428
1429     return MMSYSERR_NOERROR;
1430 }
1431
1432 /**************************************************************************
1433  *                              wodPrepare                      [internal]
1434  */
1435 static DWORD wodPrepare(WORD wDevID, LPWAVEHDR lpWaveHdr, DWORD dwSize)
1436 {
1437     TRACE("(%u, %p, %08lX);\n", wDevID, lpWaveHdr, dwSize);
1438
1439     if (wDevID >= MAX_WAVEDRV) {
1440         WARN("bad device ID !\n");
1441         return MMSYSERR_BADDEVICEID;
1442     }
1443
1444     if (lpWaveHdr->dwFlags & WHDR_INQUEUE)
1445         return WAVERR_STILLPLAYING;
1446
1447     lpWaveHdr->dwFlags |= WHDR_PREPARED;
1448     lpWaveHdr->dwFlags &= ~WHDR_DONE;
1449     return MMSYSERR_NOERROR;
1450 }
1451
1452 /**************************************************************************
1453  *                              wodUnprepare                    [internal]
1454  */
1455 static DWORD wodUnprepare(WORD wDevID, LPWAVEHDR lpWaveHdr, DWORD dwSize)
1456 {
1457     TRACE("(%u, %p, %08lX);\n", wDevID, lpWaveHdr, dwSize);
1458
1459     if (wDevID >= MAX_WAVEDRV) {
1460         WARN("bad device ID !\n");
1461         return MMSYSERR_BADDEVICEID;
1462     }
1463
1464     if (lpWaveHdr->dwFlags & WHDR_INQUEUE)
1465         return WAVERR_STILLPLAYING;
1466
1467     lpWaveHdr->dwFlags &= ~WHDR_PREPARED;
1468     lpWaveHdr->dwFlags |= WHDR_DONE;
1469
1470     return MMSYSERR_NOERROR;
1471 }
1472
1473 /**************************************************************************
1474  *                      wodPause                                [internal]
1475  */
1476 static DWORD wodPause(WORD wDevID)
1477 {
1478     TRACE("(%u);!\n", wDevID);
1479
1480     if (wDevID >= MAX_WAVEDRV || WOutDev[wDevID].state == WINE_WS_CLOSED) {
1481         WARN("bad device ID !\n");
1482         return MMSYSERR_BADDEVICEID;
1483     }
1484
1485     OSS_AddRingMessage(&WOutDev[wDevID].msgRing, WINE_WM_PAUSING, 0, TRUE);
1486
1487     return MMSYSERR_NOERROR;
1488 }
1489
1490 /**************************************************************************
1491  *                      wodRestart                              [internal]
1492  */
1493 static DWORD wodRestart(WORD wDevID)
1494 {
1495     TRACE("(%u);\n", wDevID);
1496
1497     if (wDevID >= MAX_WAVEDRV || WOutDev[wDevID].state == WINE_WS_CLOSED) {
1498         WARN("bad device ID !\n");
1499         return MMSYSERR_BADDEVICEID;
1500     }
1501
1502     OSS_AddRingMessage(&WOutDev[wDevID].msgRing, WINE_WM_RESTARTING, 0, TRUE);
1503
1504     /* FIXME: is NotifyClient with WOM_DONE right ? (Comet Busters 1.3.3 needs this notification) */
1505     /* FIXME: Myst crashes with this ... hmm -MM
1506        return wodNotifyClient(wwo, WOM_DONE, 0L, 0L);
1507     */
1508
1509     return MMSYSERR_NOERROR;
1510 }
1511
1512 /**************************************************************************
1513  *                      wodReset                                [internal]
1514  */
1515 static DWORD wodReset(WORD wDevID)
1516 {
1517     TRACE("(%u);\n", wDevID);
1518
1519     if (wDevID >= MAX_WAVEDRV || WOutDev[wDevID].state == WINE_WS_CLOSED) {
1520         WARN("bad device ID !\n");
1521         return MMSYSERR_BADDEVICEID;
1522     }
1523
1524     OSS_AddRingMessage(&WOutDev[wDevID].msgRing, WINE_WM_RESETTING, 0, TRUE);
1525
1526     return MMSYSERR_NOERROR;
1527 }
1528
1529 /**************************************************************************
1530  *                              wodGetPosition                  [internal]
1531  */
1532 static DWORD wodGetPosition(WORD wDevID, LPMMTIME lpTime, DWORD uSize)
1533 {
1534     int                 time;
1535     DWORD               val;
1536     WINE_WAVEOUT*       wwo;
1537
1538     TRACE("(%u, %p, %lu);\n", wDevID, lpTime, uSize);
1539
1540     if (wDevID >= MAX_WAVEDRV || WOutDev[wDevID].state == WINE_WS_CLOSED) {
1541         WARN("bad device ID !\n");
1542         return MMSYSERR_BADDEVICEID;
1543     }
1544
1545     if (lpTime == NULL) return MMSYSERR_INVALPARAM;
1546
1547     wwo = &WOutDev[wDevID];
1548 #ifdef EXACT_WODPOSITION
1549     OSS_AddRingMessage(&wwo->msgRing, WINE_WM_UPDATE, 0, TRUE);
1550 #endif
1551     val = wwo->dwPlayedTotal;
1552
1553     TRACE("wType=%04X wBitsPerSample=%u nSamplesPerSec=%lu nChannels=%u nAvgBytesPerSec=%lu\n",
1554           lpTime->wType, wwo->format.wBitsPerSample,
1555           wwo->format.wf.nSamplesPerSec, wwo->format.wf.nChannels,
1556           wwo->format.wf.nAvgBytesPerSec);
1557     TRACE("dwPlayedTotal=%lu\n", val);
1558
1559     switch (lpTime->wType) {
1560     case TIME_BYTES:
1561         lpTime->u.cb = val;
1562         TRACE("TIME_BYTES=%lu\n", lpTime->u.cb);
1563         break;
1564     case TIME_SAMPLES:
1565         lpTime->u.sample = val * 8 / wwo->format.wBitsPerSample /wwo->format.wf.nChannels;
1566         TRACE("TIME_SAMPLES=%lu\n", lpTime->u.sample);
1567         break;
1568     case TIME_SMPTE:
1569         time = val / (wwo->format.wf.nAvgBytesPerSec / 1000);
1570         lpTime->u.smpte.hour = time / 108000;
1571         time -= lpTime->u.smpte.hour * 108000;
1572         lpTime->u.smpte.min = time / 1800;
1573         time -= lpTime->u.smpte.min * 1800;
1574         lpTime->u.smpte.sec = time / 30;
1575         time -= lpTime->u.smpte.sec * 30;
1576         lpTime->u.smpte.frame = time;
1577         lpTime->u.smpte.fps = 30;
1578         TRACE("TIME_SMPTE=%02u:%02u:%02u:%02u\n",
1579               lpTime->u.smpte.hour, lpTime->u.smpte.min,
1580               lpTime->u.smpte.sec, lpTime->u.smpte.frame);
1581         break;
1582     default:
1583         FIXME("Format %d not supported ! use TIME_MS !\n", lpTime->wType);
1584         lpTime->wType = TIME_MS;
1585     case TIME_MS:
1586         lpTime->u.ms = val / (wwo->format.wf.nAvgBytesPerSec / 1000);
1587         TRACE("TIME_MS=%lu\n", lpTime->u.ms);
1588         break;
1589     }
1590     return MMSYSERR_NOERROR;
1591 }
1592
1593 /**************************************************************************
1594  *                              wodBreakLoop                    [internal]
1595  */
1596 static DWORD wodBreakLoop(WORD wDevID)
1597 {
1598     TRACE("(%u);\n", wDevID);
1599
1600     if (wDevID >= MAX_WAVEDRV || WOutDev[wDevID].state == WINE_WS_CLOSED) {
1601         WARN("bad device ID !\n");
1602         return MMSYSERR_BADDEVICEID;
1603     }
1604     OSS_AddRingMessage(&WOutDev[wDevID].msgRing, WINE_WM_BREAKLOOP, 0, TRUE);
1605     return MMSYSERR_NOERROR;
1606 }
1607
1608 /**************************************************************************
1609  *                              wodGetVolume                    [internal]
1610  */
1611 static DWORD wodGetVolume(WORD wDevID, LPDWORD lpdwVol)
1612 {
1613     int         mixer;
1614     int         volume;
1615     DWORD       left, right;
1616
1617     TRACE("(%u, %p);\n", wDevID, lpdwVol);
1618
1619     if (lpdwVol == NULL)
1620         return MMSYSERR_NOTENABLED;
1621     if (wDevID >= MAX_WAVEDRV) return MMSYSERR_INVALPARAM;
1622
1623     if ((mixer = open(OSS_Devices[wDevID].mixer_name, O_RDONLY|O_NDELAY)) < 0) {
1624         WARN("mixer device not available !\n");
1625         return MMSYSERR_NOTENABLED;
1626     }
1627     if (ioctl(mixer, SOUND_MIXER_READ_PCM, &volume) == -1) {
1628         WARN("unable to read mixer !\n");
1629         return MMSYSERR_NOTENABLED;
1630     }
1631     close(mixer);
1632     left = LOBYTE(volume);
1633     right = HIBYTE(volume);
1634     TRACE("left=%ld right=%ld !\n", left, right);
1635     *lpdwVol = ((left * 0xFFFFl) / 100) + (((right * 0xFFFFl) / 100) << 16);
1636     return MMSYSERR_NOERROR;
1637 }
1638
1639 /**************************************************************************
1640  *                              wodSetVolume                    [internal]
1641  */
1642 static DWORD wodSetVolume(WORD wDevID, DWORD dwParam)
1643 {
1644     int         mixer;
1645     int         volume;
1646     DWORD       left, right;
1647
1648     TRACE("(%u, %08lX);\n", wDevID, dwParam);
1649
1650     left  = (LOWORD(dwParam) * 100) / 0xFFFFl;
1651     right = (HIWORD(dwParam) * 100) / 0xFFFFl;
1652     volume = left + (right << 8);
1653
1654     if (wDevID >= MAX_WAVEDRV) return MMSYSERR_INVALPARAM;
1655
1656     if ((mixer = open(OSS_Devices[wDevID].mixer_name, O_WRONLY|O_NDELAY)) < 0) {
1657         WARN("mixer device not available !\n");
1658         return MMSYSERR_NOTENABLED;
1659     }
1660     if (ioctl(mixer, SOUND_MIXER_WRITE_PCM, &volume) == -1) {
1661         WARN("unable to set mixer !\n");
1662         return MMSYSERR_NOTENABLED;
1663     } else {
1664         TRACE("volume=%04x\n", (unsigned)volume);
1665     }
1666     close(mixer);
1667     return MMSYSERR_NOERROR;
1668 }
1669
1670 /**************************************************************************
1671  *                              wodMessage (WINEOSS.7)
1672  */
1673 DWORD WINAPI OSS_wodMessage(UINT wDevID, UINT wMsg, DWORD dwUser,
1674                             DWORD dwParam1, DWORD dwParam2)
1675 {
1676     TRACE("(%u, %04X, %08lX, %08lX, %08lX);\n",
1677           wDevID, wMsg, dwUser, dwParam1, dwParam2);
1678
1679     switch (wMsg) {
1680     case DRVM_INIT:
1681     case DRVM_EXIT:
1682     case DRVM_ENABLE:
1683     case DRVM_DISABLE:
1684         /* FIXME: Pretend this is supported */
1685         return 0;
1686     case WODM_OPEN:             return wodOpen          (wDevID, (LPWAVEOPENDESC)dwParam1,      dwParam2);
1687     case WODM_CLOSE:            return wodClose         (wDevID);
1688     case WODM_WRITE:            return wodWrite         (wDevID, (LPWAVEHDR)dwParam1,           dwParam2);
1689     case WODM_PAUSE:            return wodPause         (wDevID);
1690     case WODM_GETPOS:           return wodGetPosition   (wDevID, (LPMMTIME)dwParam1,            dwParam2);
1691     case WODM_BREAKLOOP:        return wodBreakLoop     (wDevID);
1692     case WODM_PREPARE:          return wodPrepare       (wDevID, (LPWAVEHDR)dwParam1,           dwParam2);
1693     case WODM_UNPREPARE:        return wodUnprepare     (wDevID, (LPWAVEHDR)dwParam1,           dwParam2);
1694     case WODM_GETDEVCAPS:       return wodGetDevCaps    (wDevID, (LPWAVEOUTCAPSA)dwParam1,      dwParam2);
1695     case WODM_GETNUMDEVS:       return numOutDev;
1696     case WODM_GETPITCH:         return MMSYSERR_NOTSUPPORTED;
1697     case WODM_SETPITCH:         return MMSYSERR_NOTSUPPORTED;
1698     case WODM_GETPLAYBACKRATE:  return MMSYSERR_NOTSUPPORTED;
1699     case WODM_SETPLAYBACKRATE:  return MMSYSERR_NOTSUPPORTED;
1700     case WODM_GETVOLUME:        return wodGetVolume     (wDevID, (LPDWORD)dwParam1);
1701     case WODM_SETVOLUME:        return wodSetVolume     (wDevID, dwParam1);
1702     case WODM_RESTART:          return wodRestart       (wDevID);
1703     case WODM_RESET:            return wodReset         (wDevID);
1704
1705     case DRV_QUERYDSOUNDIFACE:  return wodDsCreate(wDevID, (PIDSDRIVER*)dwParam1);
1706     default:
1707         FIXME("unknown message %d!\n", wMsg);
1708     }
1709     return MMSYSERR_NOTSUPPORTED;
1710 }
1711
1712 /*======================================================================*
1713  *                  Low level DSOUND implementation                     *
1714  *======================================================================*/
1715
1716 typedef struct IDsDriverImpl IDsDriverImpl;
1717 typedef struct IDsDriverBufferImpl IDsDriverBufferImpl;
1718
1719 struct IDsDriverImpl
1720 {
1721     /* IUnknown fields */
1722     ICOM_VFIELD(IDsDriver);
1723     DWORD               ref;
1724     /* IDsDriverImpl fields */
1725     UINT                wDevID;
1726     IDsDriverBufferImpl*primary;
1727 };
1728
1729 struct IDsDriverBufferImpl
1730 {
1731     /* IUnknown fields */
1732     ICOM_VFIELD(IDsDriverBuffer);
1733     DWORD               ref;
1734     /* IDsDriverBufferImpl fields */
1735     IDsDriverImpl*      drv;
1736     DWORD               buflen;
1737 };
1738
1739 static HRESULT DSDB_MapPrimary(IDsDriverBufferImpl *dsdb)
1740 {
1741     WINE_WAVEOUT *wwo = &(WOutDev[dsdb->drv->wDevID]);
1742     if (!wwo->mapping) {
1743         wwo->mapping = mmap(NULL, wwo->maplen, PROT_WRITE, MAP_SHARED,
1744                             wwo->ossdev->fd, 0);
1745         if (wwo->mapping == (LPBYTE)-1) {
1746             ERR("(%p): Could not map sound device for direct access (%s)\n", dsdb, strerror(errno));
1747             return DSERR_GENERIC;
1748         }
1749         TRACE("(%p): sound device has been mapped for direct access at %p, size=%ld\n", dsdb, wwo->mapping, wwo->maplen);
1750
1751         /* for some reason, es1371 and sblive! sometimes have junk in here.
1752          * clear it, or we get junk noise */
1753         /* some libc implementations are buggy: their memset reads from the buffer...
1754          * to work around it, we have to zero the block by hand. We don't do the expected:
1755          * memset(wwo->mapping,0, wwo->maplen);
1756          */
1757         {
1758             char*       p1 = wwo->mapping;
1759             unsigned    len = wwo->maplen;
1760
1761             if (len >= 16) /* so we can have at least a 4 long area to store... */
1762             {
1763                 /* the mmap:ed value is (at least) dword aligned
1764                  * so, start filling the complete unsigned long:s
1765                  */
1766                 int             b = len >> 2;
1767                 unsigned long*  p4 = (unsigned long*)p1;
1768
1769                 while (b--) *p4++ = 0;
1770                 /* prepare for filling the rest */
1771                 len &= 3;
1772                 p1 = (unsigned char*)p4;
1773             }
1774             /* in all cases, fill the remaining bytes */
1775             while (len-- != 0) *p1++ = 0;
1776         }
1777     }
1778     return DS_OK;
1779 }
1780
1781 static HRESULT DSDB_UnmapPrimary(IDsDriverBufferImpl *dsdb)
1782 {
1783     WINE_WAVEOUT *wwo = &(WOutDev[dsdb->drv->wDevID]);
1784     if (wwo->mapping) {
1785         if (munmap(wwo->mapping, wwo->maplen) < 0) {
1786             ERR("(%p): Could not unmap sound device (errno=%d)\n", dsdb, errno);
1787             return DSERR_GENERIC;
1788         }
1789         wwo->mapping = NULL;
1790         TRACE("(%p): sound device unmapped\n", dsdb);
1791     }
1792     return DS_OK;
1793 }
1794
1795 static HRESULT WINAPI IDsDriverBufferImpl_QueryInterface(PIDSDRIVERBUFFER iface, REFIID riid, LPVOID *ppobj)
1796 {
1797     /* ICOM_THIS(IDsDriverBufferImpl,iface); */
1798     FIXME("(): stub!\n");
1799     return DSERR_UNSUPPORTED;
1800 }
1801
1802 static ULONG WINAPI IDsDriverBufferImpl_AddRef(PIDSDRIVERBUFFER iface)
1803 {
1804     ICOM_THIS(IDsDriverBufferImpl,iface);
1805     This->ref++;
1806     return This->ref;
1807 }
1808
1809 static ULONG WINAPI IDsDriverBufferImpl_Release(PIDSDRIVERBUFFER iface)
1810 {
1811     ICOM_THIS(IDsDriverBufferImpl,iface);
1812     if (--This->ref)
1813         return This->ref;
1814     if (This == This->drv->primary)
1815         This->drv->primary = NULL;
1816     DSDB_UnmapPrimary(This);
1817     HeapFree(GetProcessHeap(),0,This);
1818     return 0;
1819 }
1820
1821 static HRESULT WINAPI IDsDriverBufferImpl_Lock(PIDSDRIVERBUFFER iface,
1822                                                LPVOID*ppvAudio1,LPDWORD pdwLen1,
1823                                                LPVOID*ppvAudio2,LPDWORD pdwLen2,
1824                                                DWORD dwWritePosition,DWORD dwWriteLen,
1825                                                DWORD dwFlags)
1826 {
1827     /* ICOM_THIS(IDsDriverBufferImpl,iface); */
1828     /* since we (GetDriverDesc flags) have specified DSDDESC_DONTNEEDPRIMARYLOCK,
1829      * and that we don't support secondary buffers, this method will never be called */
1830     TRACE("(%p): stub\n",iface);
1831     return DSERR_UNSUPPORTED;
1832 }
1833
1834 static HRESULT WINAPI IDsDriverBufferImpl_Unlock(PIDSDRIVERBUFFER iface,
1835                                                  LPVOID pvAudio1,DWORD dwLen1,
1836                                                  LPVOID pvAudio2,DWORD dwLen2)
1837 {
1838     /* ICOM_THIS(IDsDriverBufferImpl,iface); */
1839     TRACE("(%p): stub\n",iface);
1840     return DSERR_UNSUPPORTED;
1841 }
1842
1843 static HRESULT WINAPI IDsDriverBufferImpl_SetFormat(PIDSDRIVERBUFFER iface,
1844                                                     LPWAVEFORMATEX pwfx)
1845 {
1846     /* ICOM_THIS(IDsDriverBufferImpl,iface); */
1847
1848     TRACE("(%p,%p)\n",iface,pwfx);
1849     /* On our request (GetDriverDesc flags), DirectSound has by now used
1850      * waveOutClose/waveOutOpen to set the format...
1851      * unfortunately, this means our mmap() is now gone...
1852      * so we need to somehow signal to our DirectSound implementation
1853      * that it should completely recreate this HW buffer...
1854      * this unexpected error code should do the trick... */
1855     return DSERR_BUFFERLOST;
1856 }
1857
1858 static HRESULT WINAPI IDsDriverBufferImpl_SetFrequency(PIDSDRIVERBUFFER iface, DWORD dwFreq)
1859 {
1860     /* ICOM_THIS(IDsDriverBufferImpl,iface); */
1861     TRACE("(%p,%ld): stub\n",iface,dwFreq);
1862     return DSERR_UNSUPPORTED;
1863 }
1864
1865 static HRESULT WINAPI IDsDriverBufferImpl_SetVolumePan(PIDSDRIVERBUFFER iface, PDSVOLUMEPAN pVolPan)
1866 {
1867     /* ICOM_THIS(IDsDriverBufferImpl,iface); */
1868     FIXME("(%p,%p): stub!\n",iface,pVolPan);
1869     return DSERR_UNSUPPORTED;
1870 }
1871
1872 static HRESULT WINAPI IDsDriverBufferImpl_SetPosition(PIDSDRIVERBUFFER iface, DWORD dwNewPos)
1873 {
1874     /* ICOM_THIS(IDsDriverImpl,iface); */
1875     TRACE("(%p,%ld): stub\n",iface,dwNewPos);
1876     return DSERR_UNSUPPORTED;
1877 }
1878
1879 static HRESULT WINAPI IDsDriverBufferImpl_GetPosition(PIDSDRIVERBUFFER iface,
1880                                                       LPDWORD lpdwPlay, LPDWORD lpdwWrite)
1881 {
1882     ICOM_THIS(IDsDriverBufferImpl,iface);
1883     count_info info;
1884     DWORD ptr;
1885
1886     TRACE("(%p)\n",iface);
1887     if (WOutDev[This->drv->wDevID].state == WINE_WS_CLOSED) {
1888         ERR("device not open, but accessing?\n");
1889         return DSERR_UNINITIALIZED;
1890     }
1891     if (ioctl(WOutDev[This->drv->wDevID].ossdev->fd, SNDCTL_DSP_GETOPTR, &info) < 0) {
1892         ERR("ioctl failed (%d)\n", errno);
1893         return DSERR_GENERIC;
1894     }
1895     ptr = info.ptr & ~3; /* align the pointer, just in case */
1896     if (lpdwPlay) *lpdwPlay = ptr;
1897     if (lpdwWrite) {
1898         /* add some safety margin (not strictly necessary, but...) */
1899         if (OSS_Devices[This->drv->wDevID].out_caps.dwSupport & WAVECAPS_SAMPLEACCURATE)
1900             *lpdwWrite = ptr + 32;
1901         else
1902             *lpdwWrite = ptr + WOutDev[This->drv->wDevID].dwFragmentSize;
1903         while (*lpdwWrite > This->buflen)
1904             *lpdwWrite -= This->buflen;
1905     }
1906     TRACE("playpos=%ld, writepos=%ld\n", lpdwPlay?*lpdwPlay:0, lpdwWrite?*lpdwWrite:0);
1907     return DS_OK;
1908 }
1909
1910 static HRESULT WINAPI IDsDriverBufferImpl_Play(PIDSDRIVERBUFFER iface, DWORD dwRes1, DWORD dwRes2, DWORD dwFlags)
1911 {
1912     ICOM_THIS(IDsDriverBufferImpl,iface);
1913     int enable = PCM_ENABLE_OUTPUT;
1914     TRACE("(%p,%lx,%lx,%lx)\n",iface,dwRes1,dwRes2,dwFlags);
1915     if (ioctl(WOutDev[This->drv->wDevID].ossdev->fd, SNDCTL_DSP_SETTRIGGER, &enable) < 0) {
1916         ERR("ioctl failed (%d)\n", errno);
1917         return DSERR_GENERIC;
1918     }
1919     return DS_OK;
1920 }
1921
1922 static HRESULT WINAPI IDsDriverBufferImpl_Stop(PIDSDRIVERBUFFER iface)
1923 {
1924     ICOM_THIS(IDsDriverBufferImpl,iface);
1925     int enable = 0;
1926     TRACE("(%p)\n",iface);
1927     /* no more playing */
1928     if (ioctl(WOutDev[This->drv->wDevID].ossdev->fd, SNDCTL_DSP_SETTRIGGER, &enable) < 0) {
1929         ERR("ioctl failed (%d)\n", errno);
1930         return DSERR_GENERIC;
1931     }
1932 #if 0
1933     /* the play position must be reset to the beginning of the buffer */
1934     if (ioctl(WOutDev[This->drv->wDevID].unixdev, SNDCTL_DSP_RESET, 0) < 0) {
1935         ERR("ioctl failed (%d)\n", errno);
1936         return DSERR_GENERIC;
1937     }
1938 #endif
1939     /* Most OSS drivers just can't stop the playback without closing the device...
1940      * so we need to somehow signal to our DirectSound implementation
1941      * that it should completely recreate this HW buffer...
1942      * this unexpected error code should do the trick... */
1943     return DSERR_BUFFERLOST;
1944 }
1945
1946 static ICOM_VTABLE(IDsDriverBuffer) dsdbvt =
1947 {
1948     ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
1949     IDsDriverBufferImpl_QueryInterface,
1950     IDsDriverBufferImpl_AddRef,
1951     IDsDriverBufferImpl_Release,
1952     IDsDriverBufferImpl_Lock,
1953     IDsDriverBufferImpl_Unlock,
1954     IDsDriverBufferImpl_SetFormat,
1955     IDsDriverBufferImpl_SetFrequency,
1956     IDsDriverBufferImpl_SetVolumePan,
1957     IDsDriverBufferImpl_SetPosition,
1958     IDsDriverBufferImpl_GetPosition,
1959     IDsDriverBufferImpl_Play,
1960     IDsDriverBufferImpl_Stop
1961 };
1962
1963 static HRESULT WINAPI IDsDriverImpl_QueryInterface(PIDSDRIVER iface, REFIID riid, LPVOID *ppobj)
1964 {
1965     /* ICOM_THIS(IDsDriverImpl,iface); */
1966     FIXME("(%p): stub!\n",iface);
1967     return DSERR_UNSUPPORTED;
1968 }
1969
1970 static ULONG WINAPI IDsDriverImpl_AddRef(PIDSDRIVER iface)
1971 {
1972     ICOM_THIS(IDsDriverImpl,iface);
1973     This->ref++;
1974     return This->ref;
1975 }
1976
1977 static ULONG WINAPI IDsDriverImpl_Release(PIDSDRIVER iface)
1978 {
1979     ICOM_THIS(IDsDriverImpl,iface);
1980     if (--This->ref)
1981         return This->ref;
1982     HeapFree(GetProcessHeap(),0,This);
1983     return 0;
1984 }
1985
1986 static HRESULT WINAPI IDsDriverImpl_GetDriverDesc(PIDSDRIVER iface, PDSDRIVERDESC pDesc)
1987 {
1988     ICOM_THIS(IDsDriverImpl,iface);
1989     TRACE("(%p,%p)\n",iface,pDesc);
1990     pDesc->dwFlags = DSDDESC_DOMMSYSTEMOPEN | DSDDESC_DOMMSYSTEMSETFORMAT |
1991         DSDDESC_USESYSTEMMEMORY | DSDDESC_DONTNEEDPRIMARYLOCK;
1992     strcpy(pDesc->szDesc,"WineOSS DirectSound Driver");
1993     strcpy(pDesc->szDrvName,"wineoss.drv");
1994     pDesc->dnDevNode            = WOutDev[This->wDevID].waveDesc.dnDevNode;
1995     pDesc->wVxdId               = 0;
1996     pDesc->wReserved            = 0;
1997     pDesc->ulDeviceNum          = This->wDevID;
1998     pDesc->dwHeapType           = DSDHEAP_NOHEAP;
1999     pDesc->pvDirectDrawHeap     = NULL;
2000     pDesc->dwMemStartAddress    = 0;
2001     pDesc->dwMemEndAddress      = 0;
2002     pDesc->dwMemAllocExtra      = 0;
2003     pDesc->pvReserved1          = NULL;
2004     pDesc->pvReserved2          = NULL;
2005     return DS_OK;
2006 }
2007
2008 static HRESULT WINAPI IDsDriverImpl_Open(PIDSDRIVER iface)
2009 {
2010     ICOM_THIS(IDsDriverImpl,iface);
2011     int enable = 0;
2012
2013     TRACE("(%p)\n",iface);
2014     /* make sure the card doesn't start playing before we want it to */
2015     if (ioctl(WOutDev[This->wDevID].ossdev->fd, SNDCTL_DSP_SETTRIGGER, &enable) < 0) {
2016         ERR("ioctl failed (%d)\n", errno);
2017         return DSERR_GENERIC;
2018     }
2019     return DS_OK;
2020 }
2021
2022 static HRESULT WINAPI IDsDriverImpl_Close(PIDSDRIVER iface)
2023 {
2024     ICOM_THIS(IDsDriverImpl,iface);
2025     TRACE("(%p)\n",iface);
2026     if (This->primary) {
2027         ERR("problem with DirectSound: primary not released\n");
2028         return DSERR_GENERIC;
2029     }
2030     return DS_OK;
2031 }
2032
2033 static HRESULT WINAPI IDsDriverImpl_GetCaps(PIDSDRIVER iface, PDSDRIVERCAPS pCaps)
2034 {
2035     /* ICOM_THIS(IDsDriverImpl,iface); */
2036     TRACE("(%p,%p)\n",iface,pCaps);
2037     memset(pCaps, 0, sizeof(*pCaps));
2038     /* FIXME: need to check actual capabilities */
2039     pCaps->dwFlags = DSCAPS_PRIMARYMONO | DSCAPS_PRIMARYSTEREO |
2040         DSCAPS_PRIMARY8BIT | DSCAPS_PRIMARY16BIT;
2041     pCaps->dwPrimaryBuffers = 1;
2042     /* the other fields only apply to secondary buffers, which we don't support
2043      * (unless we want to mess with wavetable synthesizers and MIDI) */
2044     return DS_OK;
2045 }
2046
2047 static HRESULT WINAPI IDsDriverImpl_CreateSoundBuffer(PIDSDRIVER iface,
2048                                                       LPWAVEFORMATEX pwfx,
2049                                                       DWORD dwFlags, DWORD dwCardAddress,
2050                                                       LPDWORD pdwcbBufferSize,
2051                                                       LPBYTE *ppbBuffer,
2052                                                       LPVOID *ppvObj)
2053 {
2054     ICOM_THIS(IDsDriverImpl,iface);
2055     IDsDriverBufferImpl** ippdsdb = (IDsDriverBufferImpl**)ppvObj;
2056     HRESULT err;
2057     audio_buf_info info;
2058     int enable = 0;
2059
2060     TRACE("(%p,%p,%lx,%lx)\n",iface,pwfx,dwFlags,dwCardAddress);
2061     /* we only support primary buffers */
2062     if (!(dwFlags & DSBCAPS_PRIMARYBUFFER))
2063         return DSERR_UNSUPPORTED;
2064     if (This->primary)
2065         return DSERR_ALLOCATED;
2066     if (dwFlags & (DSBCAPS_CTRLFREQUENCY | DSBCAPS_CTRLPAN))
2067         return DSERR_CONTROLUNAVAIL;
2068
2069     *ippdsdb = (IDsDriverBufferImpl*)HeapAlloc(GetProcessHeap(),0,sizeof(IDsDriverBufferImpl));
2070     if (*ippdsdb == NULL)
2071         return DSERR_OUTOFMEMORY;
2072     ICOM_VTBL(*ippdsdb) = &dsdbvt;
2073     (*ippdsdb)->ref     = 1;
2074     (*ippdsdb)->drv     = This;
2075
2076     /* check how big the DMA buffer is now */
2077     if (ioctl(WOutDev[This->wDevID].ossdev->fd, SNDCTL_DSP_GETOSPACE, &info) < 0) {
2078         ERR("ioctl failed (%d)\n", errno);
2079         HeapFree(GetProcessHeap(),0,*ippdsdb);
2080         *ippdsdb = NULL;
2081         return DSERR_GENERIC;
2082     }
2083     WOutDev[This->wDevID].maplen = (*ippdsdb)->buflen = info.fragstotal * info.fragsize;
2084
2085     /* map the DMA buffer */
2086     err = DSDB_MapPrimary(*ippdsdb);
2087     if (err != DS_OK) {
2088         HeapFree(GetProcessHeap(),0,*ippdsdb);
2089         *ippdsdb = NULL;
2090         return err;
2091     }
2092
2093     /* primary buffer is ready to go */
2094     *pdwcbBufferSize    = WOutDev[This->wDevID].maplen;
2095     *ppbBuffer          = WOutDev[This->wDevID].mapping;
2096
2097     /* some drivers need some extra nudging after mapping */
2098     if (ioctl(WOutDev[This->wDevID].ossdev->fd, SNDCTL_DSP_SETTRIGGER, &enable) < 0) {
2099         ERR("ioctl failed (%d)\n", errno);
2100         return DSERR_GENERIC;
2101     }
2102
2103     This->primary = *ippdsdb;
2104
2105     return DS_OK;
2106 }
2107
2108 static HRESULT WINAPI IDsDriverImpl_DuplicateSoundBuffer(PIDSDRIVER iface,
2109                                                          PIDSDRIVERBUFFER pBuffer,
2110                                                          LPVOID *ppvObj)
2111 {
2112     /* ICOM_THIS(IDsDriverImpl,iface); */
2113     TRACE("(%p,%p): stub\n",iface,pBuffer);
2114     return DSERR_INVALIDCALL;
2115 }
2116
2117 static ICOM_VTABLE(IDsDriver) dsdvt =
2118 {
2119     ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
2120     IDsDriverImpl_QueryInterface,
2121     IDsDriverImpl_AddRef,
2122     IDsDriverImpl_Release,
2123     IDsDriverImpl_GetDriverDesc,
2124     IDsDriverImpl_Open,
2125     IDsDriverImpl_Close,
2126     IDsDriverImpl_GetCaps,
2127     IDsDriverImpl_CreateSoundBuffer,
2128     IDsDriverImpl_DuplicateSoundBuffer
2129 };
2130
2131 static DWORD wodDsCreate(UINT wDevID, PIDSDRIVER* drv)
2132 {
2133     IDsDriverImpl** idrv = (IDsDriverImpl**)drv;
2134
2135     /* the HAL isn't much better than the HEL if we can't do mmap() */
2136     if (!(OSS_Devices[wDevID].out_caps.dwSupport & WAVECAPS_DIRECTSOUND)) {
2137         ERR("DirectSound flag not set\n");
2138         MESSAGE("This sound card's driver does not support direct access\n");
2139         MESSAGE("The (slower) DirectSound HEL mode will be used instead.\n");
2140         return MMSYSERR_NOTSUPPORTED;
2141     }
2142
2143     *idrv = (IDsDriverImpl*)HeapAlloc(GetProcessHeap(),0,sizeof(IDsDriverImpl));
2144     if (!*idrv)
2145         return MMSYSERR_NOMEM;
2146     ICOM_VTBL(*idrv)    = &dsdvt;
2147     (*idrv)->ref        = 1;
2148
2149     (*idrv)->wDevID     = wDevID;
2150     (*idrv)->primary    = NULL;
2151     return MMSYSERR_NOERROR;
2152 }
2153
2154 /*======================================================================*
2155  *                  Low level WAVE IN implementation                    *
2156  *======================================================================*/
2157
2158 /**************************************************************************
2159  *                      widNotifyClient                 [internal]
2160  */
2161 static DWORD widNotifyClient(WINE_WAVEIN* wwi, WORD wMsg, DWORD dwParam1, DWORD dwParam2)
2162 {
2163     TRACE("wMsg = 0x%04x dwParm1 = %04lX dwParam2 = %04lX\n", wMsg, dwParam1, dwParam2);
2164
2165     switch (wMsg) {
2166     case WIM_OPEN:
2167     case WIM_CLOSE:
2168     case WIM_DATA:
2169         if (wwi->wFlags != DCB_NULL &&
2170             !DriverCallback(wwi->waveDesc.dwCallback, wwi->wFlags,
2171                             (HDRVR)wwi->waveDesc.hWave, wMsg,
2172                             wwi->waveDesc.dwInstance, dwParam1, dwParam2)) {
2173             WARN("can't notify client !\n");
2174             return MMSYSERR_ERROR;
2175         }
2176         break;
2177     default:
2178         FIXME("Unknown callback message %u\n", wMsg);
2179         return MMSYSERR_INVALPARAM;
2180     }
2181     return MMSYSERR_NOERROR;
2182 }
2183
2184 /**************************************************************************
2185  *                      widGetDevCaps                           [internal]
2186  */
2187 static DWORD widGetDevCaps(WORD wDevID, LPWAVEINCAPSA lpCaps, DWORD dwSize)
2188 {
2189     TRACE("(%u, %p, %lu);\n", wDevID, lpCaps, dwSize);
2190
2191     if (lpCaps == NULL) return MMSYSERR_NOTENABLED;
2192
2193     if (wDevID >= MAX_WAVEDRV) {
2194         TRACE("MAX_WAVDRV reached !\n");
2195         return MMSYSERR_BADDEVICEID;
2196     }
2197
2198     memcpy(lpCaps, &OSS_Devices[wDevID].in_caps, min(dwSize, sizeof(*lpCaps)));
2199     return MMSYSERR_NOERROR;
2200 }
2201
2202 /**************************************************************************
2203  *                              widRecorder                     [internal]
2204  */
2205 static  DWORD   CALLBACK        widRecorder(LPVOID pmt)
2206 {
2207     WORD                uDevID = (DWORD)pmt;
2208     WINE_WAVEIN*        wwi = (WINE_WAVEIN*)&WInDev[uDevID];
2209     WAVEHDR*            lpWaveHdr;
2210     DWORD               dwSleepTime;
2211     DWORD               bytesRead;
2212     LPVOID              buffer = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, wwi->dwFragmentSize);
2213     LPVOID              pOffset = buffer;
2214     audio_buf_info      info;
2215     int                 xs;
2216     enum win_wm_message msg;
2217     DWORD               param;
2218     HANDLE              ev;
2219
2220     wwi->state = WINE_WS_STOPPED;
2221     wwi->dwTotalRecorded = 0;
2222
2223     SetEvent(wwi->hStartUpEvent);
2224
2225     /* the soundblaster live needs a micro wake to get its recording started
2226      * (or GETISPACE will have 0 frags all the time)
2227      */
2228     read(wwi->ossdev->fd, &xs, 4);
2229
2230         /* make sleep time to be # of ms to output a fragment */
2231     dwSleepTime = (wwi->dwFragmentSize * 1000) / wwi->format.wf.nAvgBytesPerSec;
2232     TRACE("sleeptime=%ld ms\n", dwSleepTime);
2233
2234     for (;;) {
2235         /* wait for dwSleepTime or an event in thread's queue */
2236         /* FIXME: could improve wait time depending on queue state,
2237          * ie, number of queued fragments
2238          */
2239
2240         if (wwi->lpQueuePtr != NULL && wwi->state == WINE_WS_PLAYING)
2241         {
2242             lpWaveHdr = wwi->lpQueuePtr;
2243
2244             ioctl(wwi->ossdev->fd, SNDCTL_DSP_GETISPACE, &info);
2245             TRACE("info={frag=%d fsize=%d ftotal=%d bytes=%d}\n", info.fragments, info.fragsize, info.fragstotal, info.bytes);
2246
2247             /* read all the fragments accumulated so far */
2248             while ((info.fragments > 0) && (wwi->lpQueuePtr))
2249             {
2250                 info.fragments --;
2251
2252                 if (lpWaveHdr->dwBufferLength - lpWaveHdr->dwBytesRecorded >= wwi->dwFragmentSize)
2253                 {
2254                     /* directly read fragment in wavehdr */
2255                     bytesRead = read(wwi->ossdev->fd,
2256                                      lpWaveHdr->lpData + lpWaveHdr->dwBytesRecorded,
2257                                      wwi->dwFragmentSize);
2258
2259                     TRACE("bytesRead=%ld (direct)\n", bytesRead);
2260                     if (bytesRead != (DWORD) -1)
2261                     {
2262                         /* update number of bytes recorded in current buffer and by this device */
2263                         lpWaveHdr->dwBytesRecorded += bytesRead;
2264                         wwi->dwTotalRecorded       += bytesRead;
2265
2266                         /* buffer is full. notify client */
2267                         if (lpWaveHdr->dwBytesRecorded == lpWaveHdr->dwBufferLength)
2268                         {
2269                             /* must copy the value of next waveHdr, because we have no idea of what
2270                              * will be done with the content of lpWaveHdr in callback
2271                              */
2272                             LPWAVEHDR   lpNext = lpWaveHdr->lpNext;
2273
2274                             lpWaveHdr->dwFlags &= ~WHDR_INQUEUE;
2275                             lpWaveHdr->dwFlags |=  WHDR_DONE;
2276
2277                             widNotifyClient(wwi, WIM_DATA, (DWORD)lpWaveHdr, 0);
2278                             lpWaveHdr = wwi->lpQueuePtr = lpNext;
2279                         }
2280                     }
2281                 }
2282                 else
2283                 {
2284                     /* read the fragment in a local buffer */
2285                     bytesRead = read(wwi->ossdev->fd, buffer, wwi->dwFragmentSize);
2286                     pOffset = buffer;
2287
2288                     TRACE("bytesRead=%ld (local)\n", bytesRead);
2289
2290                     /* copy data in client buffers */
2291                     while (bytesRead != (DWORD) -1 && bytesRead > 0)
2292                     {
2293                         DWORD dwToCopy = min (bytesRead, lpWaveHdr->dwBufferLength - lpWaveHdr->dwBytesRecorded);
2294
2295                         memcpy(lpWaveHdr->lpData + lpWaveHdr->dwBytesRecorded,
2296                                pOffset,
2297                                dwToCopy);
2298
2299                         /* update number of bytes recorded in current buffer and by this device */
2300                         lpWaveHdr->dwBytesRecorded += dwToCopy;
2301                         wwi->dwTotalRecorded += dwToCopy;
2302                         bytesRead -= dwToCopy;
2303                         pOffset   += dwToCopy;
2304
2305                         /* client buffer is full. notify client */
2306                         if (lpWaveHdr->dwBytesRecorded == lpWaveHdr->dwBufferLength)
2307                         {
2308                             /* must copy the value of next waveHdr, because we have no idea of what
2309                              * will be done with the content of lpWaveHdr in callback
2310                              */
2311                             LPWAVEHDR   lpNext = lpWaveHdr->lpNext;
2312                             TRACE("lpNext=%p\n", lpNext);
2313
2314                             lpWaveHdr->dwFlags &= ~WHDR_INQUEUE;
2315                             lpWaveHdr->dwFlags |=  WHDR_DONE;
2316
2317                             widNotifyClient(wwi, WIM_DATA, (DWORD)lpWaveHdr, 0);
2318
2319                             wwi->lpQueuePtr = lpWaveHdr = lpNext;
2320                             if (!lpNext && bytesRead) {
2321                                 /* no more buffer to copy data to, but we did read more.
2322                                  * what hasn't been copied will be dropped
2323                                  */
2324                                 WARN("buffer under run! %lu bytes dropped.\n", bytesRead);
2325                                 wwi->lpQueuePtr = NULL;
2326                                 break;
2327                             }
2328                         }
2329                     }
2330                 }
2331             }
2332         }
2333
2334         WAIT_OMR(&wwi->msgRing, dwSleepTime);
2335
2336         while (OSS_RetrieveRingMessage(&wwi->msgRing, &msg, &param, &ev))
2337         {
2338
2339             TRACE("msg=0x%x param=0x%lx\n", msg, param);
2340             switch (msg) {
2341             case WINE_WM_PAUSING:
2342                 wwi->state = WINE_WS_PAUSED;
2343                 /*FIXME("Device should stop recording\n");*/
2344                 SetEvent(ev);
2345                 break;
2346             case WINE_WM_RESTARTING:
2347             {
2348                 int enable = PCM_ENABLE_INPUT;
2349                 wwi->state = WINE_WS_PLAYING;
2350
2351                 if (wwi->bTriggerSupport)
2352                 {
2353                     /* start the recording */
2354                     if (ioctl(wwi->ossdev->fd, SNDCTL_DSP_SETTRIGGER, &enable) < 0)
2355                     {
2356                         ERR("ioctl(SNDCTL_DSP_SETTRIGGER) failed (%d)\n", errno);
2357                     }
2358                 }
2359                 else
2360                 {
2361                     unsigned char data[4];
2362                     /* read 4 bytes to start the recording */
2363                     read(wwi->ossdev->fd, data, 4);
2364                 }
2365
2366                 SetEvent(ev);
2367                 break;
2368             }
2369             case WINE_WM_HEADER:
2370                 lpWaveHdr = (LPWAVEHDR)param;
2371                 lpWaveHdr->lpNext = 0;
2372
2373                 /* insert buffer at the end of queue */
2374                 {
2375                     LPWAVEHDR*  wh;
2376                     for (wh = &(wwi->lpQueuePtr); *wh; wh = &((*wh)->lpNext));
2377                     *wh = lpWaveHdr;
2378                 }
2379                 break;
2380             case WINE_WM_RESETTING:
2381                 wwi->state = WINE_WS_STOPPED;
2382                 /* return all buffers to the app */
2383                 for (lpWaveHdr = wwi->lpQueuePtr; lpWaveHdr; lpWaveHdr = lpWaveHdr->lpNext) {
2384                     TRACE("reset %p %p\n", lpWaveHdr, lpWaveHdr->lpNext);
2385                     lpWaveHdr->dwFlags &= ~WHDR_INQUEUE;
2386                     lpWaveHdr->dwFlags |= WHDR_DONE;
2387
2388                     widNotifyClient(wwi, WIM_DATA, (DWORD)lpWaveHdr, 0);
2389                 }
2390                 wwi->lpQueuePtr = NULL;
2391                 SetEvent(ev);
2392                 break;
2393             case WINE_WM_CLOSING:
2394                 wwi->hThread = 0;
2395                 wwi->state = WINE_WS_CLOSED;
2396                 SetEvent(ev);
2397                 HeapFree(GetProcessHeap(), 0, buffer);
2398                 ExitThread(0);
2399                 /* shouldn't go here */
2400             default:
2401                 FIXME("unknown message %d\n", msg);
2402                 break;
2403             }
2404         }
2405     }
2406     ExitThread(0);
2407     /* just for not generating compilation warnings... should never be executed */
2408     return 0;
2409 }
2410
2411
2412 /**************************************************************************
2413  *                              widOpen                         [internal]
2414  */
2415 static DWORD widOpen(WORD wDevID, LPWAVEOPENDESC lpDesc, DWORD dwFlags)
2416 {
2417     WINE_WAVEIN*        wwi;
2418     int                 fragment_size;
2419     int                 audio_fragment;
2420     DWORD               ret;
2421
2422     TRACE("(%u, %p, %08lX);\n", wDevID, lpDesc, dwFlags);
2423     if (lpDesc == NULL) {
2424         WARN("Invalid Parameter !\n");
2425         return MMSYSERR_INVALPARAM;
2426     }
2427     if (wDevID >= MAX_WAVEDRV) return MMSYSERR_BADDEVICEID;
2428
2429     /* only PCM format is supported so far... */
2430     if (lpDesc->lpFormat->wFormatTag != WAVE_FORMAT_PCM ||
2431         lpDesc->lpFormat->nChannels == 0 ||
2432         lpDesc->lpFormat->nSamplesPerSec == 0) {
2433         WARN("Bad format: tag=%04X nChannels=%d nSamplesPerSec=%ld !\n",
2434              lpDesc->lpFormat->wFormatTag, lpDesc->lpFormat->nChannels,
2435              lpDesc->lpFormat->nSamplesPerSec);
2436         return WAVERR_BADFORMAT;
2437     }
2438
2439     if (dwFlags & WAVE_FORMAT_QUERY) {
2440         TRACE("Query format: tag=%04X nChannels=%d nSamplesPerSec=%ld !\n",
2441              lpDesc->lpFormat->wFormatTag, lpDesc->lpFormat->nChannels,
2442              lpDesc->lpFormat->nSamplesPerSec);
2443         return MMSYSERR_NOERROR;
2444     }
2445
2446     wwi = &WInDev[wDevID];
2447
2448     if (wwi->state != WINE_WS_CLOSED) return MMSYSERR_ALLOCATED;
2449     /* This is actually hand tuned to work so that my SB Live:
2450      * - does not skip
2451      * - does not buffer too much
2452      * when sending with the Shoutcast winamp plugin
2453      */
2454     /* 15 fragments max, 2^10 = 1024 bytes per fragment */
2455     audio_fragment = 0x000F000A;
2456     ret = OSS_OpenDevice(wwi->ossdev, O_RDONLY, &audio_fragment,
2457                          lpDesc->lpFormat->nSamplesPerSec,
2458                          (lpDesc->lpFormat->nChannels > 1) ? 1 : 0,
2459                          (lpDesc->lpFormat->wBitsPerSample == 16)
2460                          ? AFMT_S16_LE : AFMT_U8);
2461     if (ret != 0) return ret;
2462     wwi->state = WINE_WS_STOPPED;
2463
2464     if (wwi->lpQueuePtr) {
2465         WARN("Should have an empty queue (%p)\n", wwi->lpQueuePtr);
2466         wwi->lpQueuePtr = NULL;
2467     }
2468     wwi->dwTotalRecorded = 0;
2469     wwi->wFlags = HIWORD(dwFlags & CALLBACK_TYPEMASK);
2470
2471     memcpy(&wwi->waveDesc, lpDesc,           sizeof(WAVEOPENDESC));
2472     memcpy(&wwi->format,   lpDesc->lpFormat, sizeof(PCMWAVEFORMAT));
2473
2474     if (wwi->format.wBitsPerSample == 0) {
2475         WARN("Resetting zeroed wBitsPerSample\n");
2476         wwi->format.wBitsPerSample = 8 *
2477             (wwi->format.wf.nAvgBytesPerSec /
2478              wwi->format.wf.nSamplesPerSec) /
2479             wwi->format.wf.nChannels;
2480     }
2481
2482     ioctl(wwi->ossdev->fd, SNDCTL_DSP_GETBLKSIZE, &fragment_size);
2483     if (fragment_size == -1) {
2484         WARN("IOCTL can't 'SNDCTL_DSP_GETBLKSIZE' !\n");
2485         OSS_CloseDevice(wwi->ossdev);
2486         wwi->state = WINE_WS_CLOSED;
2487         return MMSYSERR_NOTENABLED;
2488     }
2489     wwi->dwFragmentSize = fragment_size;
2490
2491     TRACE("wBitsPerSample=%u, nAvgBytesPerSec=%lu, nSamplesPerSec=%lu, nChannels=%u nBlockAlign=%u!\n",
2492           wwi->format.wBitsPerSample, wwi->format.wf.nAvgBytesPerSec,
2493           wwi->format.wf.nSamplesPerSec, wwi->format.wf.nChannels,
2494           wwi->format.wf.nBlockAlign);
2495
2496     OSS_InitRingMessage(&wwi->msgRing);
2497
2498     wwi->hStartUpEvent = CreateEventA(NULL, FALSE, FALSE, NULL);
2499     wwi->hThread = CreateThread(NULL, 0, widRecorder, (LPVOID)(DWORD)wDevID, 0, &(wwi->dwThreadID));
2500     WaitForSingleObject(wwi->hStartUpEvent, INFINITE);
2501     CloseHandle(wwi->hStartUpEvent);
2502     wwi->hStartUpEvent = INVALID_HANDLE_VALUE;
2503
2504     return widNotifyClient(wwi, WIM_OPEN, 0L, 0L);
2505 }
2506
2507 /**************************************************************************
2508  *                              widClose                        [internal]
2509  */
2510 static DWORD widClose(WORD wDevID)
2511 {
2512     WINE_WAVEIN*        wwi;
2513
2514     TRACE("(%u);\n", wDevID);
2515     if (wDevID >= MAX_WAVEDRV || WInDev[wDevID].state == WINE_WS_CLOSED) {
2516         WARN("can't close !\n");
2517         return MMSYSERR_INVALHANDLE;
2518     }
2519
2520     wwi = &WInDev[wDevID];
2521
2522     if (wwi->lpQueuePtr != NULL) {
2523         WARN("still buffers open !\n");
2524         return WAVERR_STILLPLAYING;
2525     }
2526
2527     OSS_AddRingMessage(&wwi->msgRing, WINE_WM_CLOSING, 0, TRUE);
2528     OSS_CloseDevice(wwi->ossdev);
2529     wwi->state = WINE_WS_CLOSED;
2530     wwi->dwFragmentSize = 0;
2531     OSS_DestroyRingMessage(&wwi->msgRing);
2532     return widNotifyClient(wwi, WIM_CLOSE, 0L, 0L);
2533 }
2534
2535 /**************************************************************************
2536  *                              widAddBuffer            [internal]
2537  */
2538 static DWORD widAddBuffer(WORD wDevID, LPWAVEHDR lpWaveHdr, DWORD dwSize)
2539 {
2540     TRACE("(%u, %p, %08lX);\n", wDevID, lpWaveHdr, dwSize);
2541
2542     if (wDevID >= MAX_WAVEDRV || WInDev[wDevID].state == WINE_WS_CLOSED) {
2543         WARN("can't do it !\n");
2544         return MMSYSERR_INVALHANDLE;
2545     }
2546     if (!(lpWaveHdr->dwFlags & WHDR_PREPARED)) {
2547         TRACE("never been prepared !\n");
2548         return WAVERR_UNPREPARED;
2549     }
2550     if (lpWaveHdr->dwFlags & WHDR_INQUEUE) {
2551         TRACE("header already in use !\n");
2552         return WAVERR_STILLPLAYING;
2553     }
2554
2555     lpWaveHdr->dwFlags |= WHDR_INQUEUE;
2556     lpWaveHdr->dwFlags &= ~WHDR_DONE;
2557     lpWaveHdr->dwBytesRecorded = 0;
2558     lpWaveHdr->lpNext = NULL;
2559
2560     OSS_AddRingMessage(&WInDev[wDevID].msgRing, WINE_WM_HEADER, (DWORD)lpWaveHdr, FALSE);
2561     return MMSYSERR_NOERROR;
2562 }
2563
2564 /**************************************************************************
2565  *                              widPrepare                      [internal]
2566  */
2567 static DWORD widPrepare(WORD wDevID, LPWAVEHDR lpWaveHdr, DWORD dwSize)
2568 {
2569     TRACE("(%u, %p, %08lX);\n", wDevID, lpWaveHdr, dwSize);
2570
2571     if (wDevID >= MAX_WAVEDRV) return MMSYSERR_INVALHANDLE;
2572
2573     if (lpWaveHdr->dwFlags & WHDR_INQUEUE)
2574         return WAVERR_STILLPLAYING;
2575
2576     lpWaveHdr->dwFlags |= WHDR_PREPARED;
2577     lpWaveHdr->dwFlags &= ~WHDR_DONE;
2578     lpWaveHdr->dwBytesRecorded = 0;
2579     TRACE("header prepared !\n");
2580     return MMSYSERR_NOERROR;
2581 }
2582
2583 /**************************************************************************
2584  *                              widUnprepare                    [internal]
2585  */
2586 static DWORD widUnprepare(WORD wDevID, LPWAVEHDR lpWaveHdr, DWORD dwSize)
2587 {
2588     TRACE("(%u, %p, %08lX);\n", wDevID, lpWaveHdr, dwSize);
2589     if (wDevID >= MAX_WAVEDRV) return MMSYSERR_INVALHANDLE;
2590
2591     if (lpWaveHdr->dwFlags & WHDR_INQUEUE)
2592         return WAVERR_STILLPLAYING;
2593
2594     lpWaveHdr->dwFlags &= ~WHDR_PREPARED;
2595     lpWaveHdr->dwFlags |= WHDR_DONE;
2596
2597     return MMSYSERR_NOERROR;
2598 }
2599
2600 /**************************************************************************
2601  *                      widStart                                [internal]
2602  */
2603 static DWORD widStart(WORD wDevID)
2604 {
2605     TRACE("(%u);\n", wDevID);
2606     if (wDevID >= MAX_WAVEDRV || WInDev[wDevID].state == WINE_WS_CLOSED) {
2607         WARN("can't start recording !\n");
2608         return MMSYSERR_INVALHANDLE;
2609     }
2610
2611     OSS_AddRingMessage(&WInDev[wDevID].msgRing, WINE_WM_RESTARTING, 0, TRUE);
2612     return MMSYSERR_NOERROR;
2613 }
2614
2615 /**************************************************************************
2616  *                      widStop                                 [internal]
2617  */
2618 static DWORD widStop(WORD wDevID)
2619 {
2620     TRACE("(%u);\n", wDevID);
2621     if (wDevID >= MAX_WAVEDRV || WInDev[wDevID].state == WINE_WS_CLOSED) {
2622         WARN("can't stop !\n");
2623         return MMSYSERR_INVALHANDLE;
2624     }
2625     /* FIXME: reset aint stop */
2626     OSS_AddRingMessage(&WInDev[wDevID].msgRing, WINE_WM_RESETTING, 0, TRUE);
2627
2628     return MMSYSERR_NOERROR;
2629 }
2630
2631 /**************************************************************************
2632  *                      widReset                                [internal]
2633  */
2634 static DWORD widReset(WORD wDevID)
2635 {
2636     TRACE("(%u);\n", wDevID);
2637     if (wDevID >= MAX_WAVEDRV || WInDev[wDevID].state == WINE_WS_CLOSED) {
2638         WARN("can't reset !\n");
2639         return MMSYSERR_INVALHANDLE;
2640     }
2641     OSS_AddRingMessage(&WInDev[wDevID].msgRing, WINE_WM_RESETTING, 0, TRUE);
2642     return MMSYSERR_NOERROR;
2643 }
2644
2645 /**************************************************************************
2646  *                              widGetPosition                  [internal]
2647  */
2648 static DWORD widGetPosition(WORD wDevID, LPMMTIME lpTime, DWORD uSize)
2649 {
2650     int                 time;
2651     WINE_WAVEIN*        wwi;
2652
2653     TRACE("(%u, %p, %lu);\n", wDevID, lpTime, uSize);
2654
2655     if (wDevID >= MAX_WAVEDRV || WInDev[wDevID].state == WINE_WS_CLOSED) {
2656         WARN("can't get pos !\n");
2657         return MMSYSERR_INVALHANDLE;
2658     }
2659     if (lpTime == NULL) return MMSYSERR_INVALPARAM;
2660
2661     wwi = &WInDev[wDevID];
2662
2663     TRACE("wType=%04X !\n", lpTime->wType);
2664     TRACE("wBitsPerSample=%u\n", wwi->format.wBitsPerSample);
2665     TRACE("nSamplesPerSec=%lu\n", wwi->format.wf.nSamplesPerSec);
2666     TRACE("nChannels=%u\n", wwi->format.wf.nChannels);
2667     TRACE("nAvgBytesPerSec=%lu\n", wwi->format.wf.nAvgBytesPerSec);
2668     switch (lpTime->wType) {
2669     case TIME_BYTES:
2670         lpTime->u.cb = wwi->dwTotalRecorded;
2671         TRACE("TIME_BYTES=%lu\n", lpTime->u.cb);
2672         break;
2673     case TIME_SAMPLES:
2674         lpTime->u.sample = wwi->dwTotalRecorded * 8 /
2675             wwi->format.wBitsPerSample;
2676         TRACE("TIME_SAMPLES=%lu\n", lpTime->u.sample);
2677         break;
2678     case TIME_SMPTE:
2679         time = wwi->dwTotalRecorded /
2680             (wwi->format.wf.nAvgBytesPerSec / 1000);
2681         lpTime->u.smpte.hour = time / 108000;
2682         time -= lpTime->u.smpte.hour * 108000;
2683         lpTime->u.smpte.min = time / 1800;
2684         time -= lpTime->u.smpte.min * 1800;
2685         lpTime->u.smpte.sec = time / 30;
2686         time -= lpTime->u.smpte.sec * 30;
2687         lpTime->u.smpte.frame = time;
2688         lpTime->u.smpte.fps = 30;
2689         TRACE("TIME_SMPTE=%02u:%02u:%02u:%02u\n",
2690               lpTime->u.smpte.hour, lpTime->u.smpte.min,
2691               lpTime->u.smpte.sec, lpTime->u.smpte.frame);
2692         break;
2693     case TIME_MS:
2694         lpTime->u.ms = wwi->dwTotalRecorded /
2695             (wwi->format.wf.nAvgBytesPerSec / 1000);
2696         TRACE("TIME_MS=%lu\n", lpTime->u.ms);
2697         break;
2698     default:
2699         FIXME("format not supported (%u) ! use TIME_MS !\n", lpTime->wType);
2700         lpTime->wType = TIME_MS;
2701     }
2702     return MMSYSERR_NOERROR;
2703 }
2704
2705 /**************************************************************************
2706  *                              widMessage (WINEOSS.6)
2707  */
2708 DWORD WINAPI OSS_widMessage(WORD wDevID, WORD wMsg, DWORD dwUser,
2709                             DWORD dwParam1, DWORD dwParam2)
2710 {
2711     TRACE("(%u, %04X, %08lX, %08lX, %08lX);\n",
2712           wDevID, wMsg, dwUser, dwParam1, dwParam2);
2713
2714     switch (wMsg) {
2715     case DRVM_INIT:
2716     case DRVM_EXIT:
2717     case DRVM_ENABLE:
2718     case DRVM_DISABLE:
2719         /* FIXME: Pretend this is supported */
2720         return 0;
2721     case WIDM_OPEN:             return widOpen       (wDevID, (LPWAVEOPENDESC)dwParam1, dwParam2);
2722     case WIDM_CLOSE:            return widClose      (wDevID);
2723     case WIDM_ADDBUFFER:        return widAddBuffer  (wDevID, (LPWAVEHDR)dwParam1, dwParam2);
2724     case WIDM_PREPARE:          return widPrepare    (wDevID, (LPWAVEHDR)dwParam1, dwParam2);
2725     case WIDM_UNPREPARE:        return widUnprepare  (wDevID, (LPWAVEHDR)dwParam1, dwParam2);
2726     case WIDM_GETDEVCAPS:       return widGetDevCaps (wDevID, (LPWAVEINCAPSA)dwParam1, dwParam2);
2727     case WIDM_GETNUMDEVS:       return numInDev;
2728     case WIDM_GETPOS:           return widGetPosition(wDevID, (LPMMTIME)dwParam1, dwParam2);
2729     case WIDM_RESET:            return widReset      (wDevID);
2730     case WIDM_START:            return widStart      (wDevID);
2731     case WIDM_STOP:             return widStop       (wDevID);
2732     default:
2733         FIXME("unknown message %u!\n", wMsg);
2734     }
2735     return MMSYSERR_NOTSUPPORTED;
2736 }
2737
2738 #else /* !HAVE_OSS */
2739
2740 /**************************************************************************
2741  *                              wodMessage (WINEOSS.7)
2742  */
2743 DWORD WINAPI OSS_wodMessage(WORD wDevID, WORD wMsg, DWORD dwUser,
2744                             DWORD dwParam1, DWORD dwParam2)
2745 {
2746     FIXME("(%u, %04X, %08lX, %08lX, %08lX):stub\n", wDevID, wMsg, dwUser, dwParam1, dwParam2);
2747     return MMSYSERR_NOTENABLED;
2748 }
2749
2750 /**************************************************************************
2751  *                              widMessage (WINEOSS.6)
2752  */
2753 DWORD WINAPI OSS_widMessage(WORD wDevID, WORD wMsg, DWORD dwUser,
2754                             DWORD dwParam1, DWORD dwParam2)
2755 {
2756     FIXME("(%u, %04X, %08lX, %08lX, %08lX):stub\n", wDevID, wMsg, dwUser, dwParam1, dwParam2);
2757     return MMSYSERR_NOTENABLED;
2758 }
2759
2760 #endif /* HAVE_OSS */